diff options
| author | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2017-12-26 11:50:03 +0000 |
|---|---|---|
| committer | Akira Kakuto <kakuto@fuk.kindai.ac.jp> | 2017-12-26 11:50:03 +0000 |
| commit | 6ddc203e5368cf1d4108e64c18b0bf6c7d53d176 (patch) | |
| tree | dda1d9b65325699c60418cfcd02fa5d800cde1f8 /Build/source/libs/mpfr | |
| parent | bbfe0bab9260ac7a06a69f710b053dcc73cecad2 (diff) | |
mpfr-4.0.0
git-svn-id: svn://tug.org/texlive/trunk@46140 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/mpfr')
224 files changed, 46902 insertions, 11859 deletions
diff --git a/Build/source/libs/mpfr/ChangeLog b/Build/source/libs/mpfr/ChangeLog index 58a877a461c..43f39436a8b 100644 --- a/Build/source/libs/mpfr/ChangeLog +++ b/Build/source/libs/mpfr/ChangeLog @@ -1,3 +1,8 @@ +2017-12-26 Akira Kakuto <kakuto@fuk.kindai.ac.jp> + + Import mpfr-4.0.0. + * configure.ac, Makefile.am, version.ac: Adjust. + 2017-09-08 Akira Kakuto <kakuto@fuk.kindai.ac.jp> Import mpfr-3.1.6. diff --git a/Build/source/libs/mpfr/Makefile.am b/Build/source/libs/mpfr/Makefile.am index a6a98cf0f2a..4759c51dfe7 100644 --- a/Build/source/libs/mpfr/Makefile.am +++ b/Build/source/libs/mpfr/Makefile.am @@ -89,6 +89,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/mulders.c \ @MPFR_TREE@/src/neg.c \ @MPFR_TREE@/src/next.c \ + @MPFR_TREE@/src/pool.c \ @MPFR_TREE@/src/powerof2.c \ @MPFR_TREE@/src/rem1.c \ @MPFR_TREE@/src/rint.c \ @@ -114,6 +115,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/sgn.c \ @MPFR_TREE@/src/sin.c \ @MPFR_TREE@/src/sin_cos.c \ + @MPFR_TREE@/src/si_op.c \ @MPFR_TREE@/src/sqr.c \ @MPFR_TREE@/src/sqrt.c \ @MPFR_TREE@/src/sqrt_ui.c \ @@ -123,6 +125,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/sub1sp.c \ @MPFR_TREE@/src/sub_ui.c \ @MPFR_TREE@/src/swap.c \ + @MPFR_TREE@/src/ubf.c \ @MPFR_TREE@/src/ui_div.c \ @MPFR_TREE@/src/ui_sub.c \ @MPFR_TREE@/src/version.c @@ -135,6 +138,7 @@ unused_sources = \ @MPFR_TREE@/src/asinh.c \ @MPFR_TREE@/src/atanh.c \ @MPFR_TREE@/src/bernoulli.c \ + @MPFR_TREE@/src/beta.c \ @MPFR_TREE@/src/buildopt.c \ @MPFR_TREE@/src/cbrt.c \ @MPFR_TREE@/src/check.c \ @@ -155,6 +159,7 @@ unused_sources = \ @MPFR_TREE@/src/dump.c \ @MPFR_TREE@/src/eint.c \ @MPFR_TREE@/src/eq.c \ + @MPFR_TREE@/src/erandom.c \ @MPFR_TREE@/src/erf.c \ @MPFR_TREE@/src/erfc.c \ @MPFR_TREE@/src/exp10.c \ @@ -167,17 +172,22 @@ unused_sources = \ @MPFR_TREE@/src/fits_ulong.c \ @MPFR_TREE@/src/fits_ushort.c \ @MPFR_TREE@/src/fma.c \ + @MPFR_TREE@/src/fmma.c \ @MPFR_TREE@/src/fms.c \ + @MPFR_TREE@/src/fpif.c \ @MPFR_TREE@/src/frac.c \ @MPFR_TREE@/src/frexp.c \ @MPFR_TREE@/src/gamma.c \ + @MPFR_TREE@/src/gamma_inc.c \ @MPFR_TREE@/src/gammaonethird.c \ @MPFR_TREE@/src/get_d64.c \ @MPFR_TREE@/src/get_exp.c \ @MPFR_TREE@/src/get_f.c \ + @MPFR_TREE@/src/get_float128.c \ @MPFR_TREE@/src/get_flt.c \ @MPFR_TREE@/src/get_ld.c \ @MPFR_TREE@/src/get_patches.c \ + @MPFR_TREE@/src/get_q.c \ @MPFR_TREE@/src/get_sj.c \ @MPFR_TREE@/src/get_ui.c \ @MPFR_TREE@/src/get_uj.c \ @@ -197,11 +207,15 @@ unused_sources = \ @MPFR_TREE@/src/log1p.c \ @MPFR_TREE@/src/log2.c \ @MPFR_TREE@/src/logging.c \ + @MPFR_TREE@/src/log_ui.c \ @MPFR_TREE@/src/min_prec.c \ @MPFR_TREE@/src/minmax.c \ @MPFR_TREE@/src/modf.c \ + @MPFR_TREE@/src/mpfr-mini-gmp.c \ @MPFR_TREE@/src/mul_2exp.c \ @MPFR_TREE@/src/mul_d.c \ + @MPFR_TREE@/src/nrandom.c \ + @MPFR_TREE@/src/odd_p.c \ @MPFR_TREE@/src/out_str.c \ @MPFR_TREE@/src/pow.c \ @MPFR_TREE@/src/pow_si.c \ @@ -210,14 +224,17 @@ unused_sources = \ @MPFR_TREE@/src/print_raw.c \ @MPFR_TREE@/src/print_rnd_mode.c \ @MPFR_TREE@/src/printf.c \ + @MPFR_TREE@/src/random_deviate.c \ @MPFR_TREE@/src/rec_sqrt.c \ @MPFR_TREE@/src/reldiff.c \ + @MPFR_TREE@/src/rndna.c \ @MPFR_TREE@/src/root.c \ @MPFR_TREE@/src/sec.c \ @MPFR_TREE@/src/sech.c \ @MPFR_TREE@/src/set_d64.c \ @MPFR_TREE@/src/set_exp.c \ @MPFR_TREE@/src/set_flt.c \ + @MPFR_TREE@/src/set_float128.c \ @MPFR_TREE@/src/set_inf.c \ @MPFR_TREE@/src/set_ld.c \ @MPFR_TREE@/src/set_nan.c \ @@ -228,7 +245,6 @@ unused_sources = \ @MPFR_TREE@/src/set_ui.c \ @MPFR_TREE@/src/set_uj.c \ @MPFR_TREE@/src/setsign.c \ - @MPFR_TREE@/src/si_op.c \ @MPFR_TREE@/src/signbit.c \ @MPFR_TREE@/src/sinh.c \ @MPFR_TREE@/src/sinh_cosh.c \ diff --git a/Build/source/libs/mpfr/Makefile.in b/Build/source/libs/mpfr/Makefile.in index 3c4a4396d1f..9112f131394 100644 --- a/Build/source/libs/mpfr/Makefile.in +++ b/Build/source/libs/mpfr/Makefile.in @@ -172,6 +172,7 @@ nodist_libmpfr_a_OBJECTS = @MPFR_TREE@/src/abort_prec_max.$(OBJEXT) \ @MPFR_TREE@/src/mul_ui.$(OBJEXT) \ @MPFR_TREE@/src/mulders.$(OBJEXT) \ @MPFR_TREE@/src/neg.$(OBJEXT) @MPFR_TREE@/src/next.$(OBJEXT) \ + @MPFR_TREE@/src/pool.$(OBJEXT) \ @MPFR_TREE@/src/powerof2.$(OBJEXT) \ @MPFR_TREE@/src/rem1.$(OBJEXT) @MPFR_TREE@/src/rint.$(OBJEXT) \ @MPFR_TREE@/src/round_near_x.$(OBJEXT) \ @@ -194,13 +195,14 @@ nodist_libmpfr_a_OBJECTS = @MPFR_TREE@/src/abort_prec_max.$(OBJEXT) \ @MPFR_TREE@/src/setmin.$(OBJEXT) @MPFR_TREE@/src/sgn.$(OBJEXT) \ @MPFR_TREE@/src/sin.$(OBJEXT) \ @MPFR_TREE@/src/sin_cos.$(OBJEXT) \ - @MPFR_TREE@/src/sqr.$(OBJEXT) @MPFR_TREE@/src/sqrt.$(OBJEXT) \ + @MPFR_TREE@/src/si_op.$(OBJEXT) @MPFR_TREE@/src/sqr.$(OBJEXT) \ + @MPFR_TREE@/src/sqrt.$(OBJEXT) \ @MPFR_TREE@/src/sqrt_ui.$(OBJEXT) \ @MPFR_TREE@/src/strtofr.$(OBJEXT) \ @MPFR_TREE@/src/sub.$(OBJEXT) @MPFR_TREE@/src/sub1.$(OBJEXT) \ @MPFR_TREE@/src/sub1sp.$(OBJEXT) \ @MPFR_TREE@/src/sub_ui.$(OBJEXT) \ - @MPFR_TREE@/src/swap.$(OBJEXT) \ + @MPFR_TREE@/src/swap.$(OBJEXT) @MPFR_TREE@/src/ubf.$(OBJEXT) \ @MPFR_TREE@/src/ui_div.$(OBJEXT) \ @MPFR_TREE@/src/ui_sub.$(OBJEXT) \ @MPFR_TREE@/src/version.$(OBJEXT) @@ -725,6 +727,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/mulders.c \ @MPFR_TREE@/src/neg.c \ @MPFR_TREE@/src/next.c \ + @MPFR_TREE@/src/pool.c \ @MPFR_TREE@/src/powerof2.c \ @MPFR_TREE@/src/rem1.c \ @MPFR_TREE@/src/rint.c \ @@ -750,6 +753,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/sgn.c \ @MPFR_TREE@/src/sin.c \ @MPFR_TREE@/src/sin_cos.c \ + @MPFR_TREE@/src/si_op.c \ @MPFR_TREE@/src/sqr.c \ @MPFR_TREE@/src/sqrt.c \ @MPFR_TREE@/src/sqrt_ui.c \ @@ -759,6 +763,7 @@ nodist_libmpfr_a_SOURCES = \ @MPFR_TREE@/src/sub1sp.c \ @MPFR_TREE@/src/sub_ui.c \ @MPFR_TREE@/src/swap.c \ + @MPFR_TREE@/src/ubf.c \ @MPFR_TREE@/src/ui_div.c \ @MPFR_TREE@/src/ui_sub.c \ @MPFR_TREE@/src/version.c @@ -771,6 +776,7 @@ unused_sources = \ @MPFR_TREE@/src/asinh.c \ @MPFR_TREE@/src/atanh.c \ @MPFR_TREE@/src/bernoulli.c \ + @MPFR_TREE@/src/beta.c \ @MPFR_TREE@/src/buildopt.c \ @MPFR_TREE@/src/cbrt.c \ @MPFR_TREE@/src/check.c \ @@ -791,6 +797,7 @@ unused_sources = \ @MPFR_TREE@/src/dump.c \ @MPFR_TREE@/src/eint.c \ @MPFR_TREE@/src/eq.c \ + @MPFR_TREE@/src/erandom.c \ @MPFR_TREE@/src/erf.c \ @MPFR_TREE@/src/erfc.c \ @MPFR_TREE@/src/exp10.c \ @@ -803,17 +810,22 @@ unused_sources = \ @MPFR_TREE@/src/fits_ulong.c \ @MPFR_TREE@/src/fits_ushort.c \ @MPFR_TREE@/src/fma.c \ + @MPFR_TREE@/src/fmma.c \ @MPFR_TREE@/src/fms.c \ + @MPFR_TREE@/src/fpif.c \ @MPFR_TREE@/src/frac.c \ @MPFR_TREE@/src/frexp.c \ @MPFR_TREE@/src/gamma.c \ + @MPFR_TREE@/src/gamma_inc.c \ @MPFR_TREE@/src/gammaonethird.c \ @MPFR_TREE@/src/get_d64.c \ @MPFR_TREE@/src/get_exp.c \ @MPFR_TREE@/src/get_f.c \ + @MPFR_TREE@/src/get_float128.c \ @MPFR_TREE@/src/get_flt.c \ @MPFR_TREE@/src/get_ld.c \ @MPFR_TREE@/src/get_patches.c \ + @MPFR_TREE@/src/get_q.c \ @MPFR_TREE@/src/get_sj.c \ @MPFR_TREE@/src/get_ui.c \ @MPFR_TREE@/src/get_uj.c \ @@ -833,11 +845,15 @@ unused_sources = \ @MPFR_TREE@/src/log1p.c \ @MPFR_TREE@/src/log2.c \ @MPFR_TREE@/src/logging.c \ + @MPFR_TREE@/src/log_ui.c \ @MPFR_TREE@/src/min_prec.c \ @MPFR_TREE@/src/minmax.c \ @MPFR_TREE@/src/modf.c \ + @MPFR_TREE@/src/mpfr-mini-gmp.c \ @MPFR_TREE@/src/mul_2exp.c \ @MPFR_TREE@/src/mul_d.c \ + @MPFR_TREE@/src/nrandom.c \ + @MPFR_TREE@/src/odd_p.c \ @MPFR_TREE@/src/out_str.c \ @MPFR_TREE@/src/pow.c \ @MPFR_TREE@/src/pow_si.c \ @@ -846,14 +862,17 @@ unused_sources = \ @MPFR_TREE@/src/print_raw.c \ @MPFR_TREE@/src/print_rnd_mode.c \ @MPFR_TREE@/src/printf.c \ + @MPFR_TREE@/src/random_deviate.c \ @MPFR_TREE@/src/rec_sqrt.c \ @MPFR_TREE@/src/reldiff.c \ + @MPFR_TREE@/src/rndna.c \ @MPFR_TREE@/src/root.c \ @MPFR_TREE@/src/sec.c \ @MPFR_TREE@/src/sech.c \ @MPFR_TREE@/src/set_d64.c \ @MPFR_TREE@/src/set_exp.c \ @MPFR_TREE@/src/set_flt.c \ + @MPFR_TREE@/src/set_float128.c \ @MPFR_TREE@/src/set_inf.c \ @MPFR_TREE@/src/set_ld.c \ @MPFR_TREE@/src/set_nan.c \ @@ -864,7 +883,6 @@ unused_sources = \ @MPFR_TREE@/src/set_ui.c \ @MPFR_TREE@/src/set_uj.c \ @MPFR_TREE@/src/setsign.c \ - @MPFR_TREE@/src/si_op.c \ @MPFR_TREE@/src/signbit.c \ @MPFR_TREE@/src/sinh.c \ @MPFR_TREE@/src/sinh_cosh.c \ @@ -1088,6 +1106,8 @@ clean-noinstLIBRARIES: @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/next.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) +@MPFR_TREE@/src/pool.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ + @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/powerof2.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/rem1.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @@ -1142,6 +1162,8 @@ clean-noinstLIBRARIES: @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/sin_cos.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) +@MPFR_TREE@/src/si_op.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ + @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/sqr.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/sqrt.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @@ -1160,6 +1182,8 @@ clean-noinstLIBRARIES: @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/swap.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) +@MPFR_TREE@/src/ubf.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ + @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/ui_div.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @MPFR_TREE@/src/$(DEPDIR)/$(am__dirstamp) @MPFR_TREE@/src/ui_sub.$(OBJEXT): @MPFR_TREE@/src/$(am__dirstamp) \ @@ -1247,6 +1271,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/mulders.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/neg.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/next.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/pool.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/powerof2.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/rem1.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/rint.Po@am__quote@ @@ -1270,6 +1295,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/setmax.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/setmin.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sgn.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/si_op.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sin.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sin_cos.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sqr.Po@am__quote@ @@ -1281,6 +1307,7 @@ distclean-compile: @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sub1sp.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/sub_ui.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/swap.Po@am__quote@ +@AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/ubf.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/ui_div.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/ui_sub.Po@am__quote@ @AMDEP_TRUE@@am__include@ @am__quote@@MPFR_TREE@/src/$(DEPDIR)/version.Po@am__quote@ diff --git a/Build/source/libs/mpfr/TLpatches/ChangeLog b/Build/source/libs/mpfr/TLpatches/ChangeLog index 934235b63b1..f960d51c3f8 100644 --- a/Build/source/libs/mpfr/TLpatches/ChangeLog +++ b/Build/source/libs/mpfr/TLpatches/ChangeLog @@ -1,3 +1,9 @@ +2017-12-26 Akira Kakuto <kakuto@fuk.kindai.ac.jp> + + Imported mpfr-4.0.0 source tree from: + http://ftp.gnu.org/gnu/mpfr/ + * patch-01-TL: Adapted. + 2017-09-08 Akira Kakuto <kakuto@fuk.kindai.ac.jp> Imported mpfr-3.1.6 source tree from: diff --git a/Build/source/libs/mpfr/TLpatches/TL-Changes b/Build/source/libs/mpfr/TLpatches/TL-Changes index 0ec725be852..dacd7a10e52 100644 --- a/Build/source/libs/mpfr/TLpatches/TL-Changes +++ b/Build/source/libs/mpfr/TLpatches/TL-Changes @@ -1,4 +1,4 @@ -Changes applied to the mpfr-3.1.6/ tree as obtained from: +Changes applied to the mpfr-4.0.0/ tree as obtained from: http://ftp.gnu.org/gnu/mpfr/ Removed: diff --git a/Build/source/libs/mpfr/TLpatches/patch-01-TL b/Build/source/libs/mpfr/TLpatches/patch-01-TL index 3c63cc76536..cfc7e23ce04 100644 --- a/Build/source/libs/mpfr/TLpatches/patch-01-TL +++ b/Build/source/libs/mpfr/TLpatches/patch-01-TL @@ -1,42 +1,12 @@ -diff -ur mpfr-3.1.6.orig/src/mparam_h.in mpfr-3.1.6/src/mparam_h.in ---- mpfr-3.1.6.orig/src/mparam_h.in Sun Jan 01 10:39:09 2017 -+++ mpfr-3.1.6/src/mparam_h.in Fri Sep 08 14:51:25 2017 -@@ -27,7 +27,9 @@ +diff -ur mpfr-4.0.0.orig/src/mparam_h.in mpfr-4.0.0/src/mparam_h.in +--- mpfr-4.0.0.orig/src/mparam_h.in Sun Jan 01 10:34:35 2017 ++++ mpfr-4.0.0/src/mparam_h.in Tue Dec 26 19:31:48 2017 +@@ -32,6 +32,8 @@ for example with gcc -dM -E -xc /dev/null As of gcc 4.2, you can also use: -march=native or -mtune=native */ --#if defined (__tune_pentium4__) /* Threshold for Pentium 4 */ -+#if 1 /* no processor specific optimization for TeX Live */ ++#elif 1 /* no processor specific optimization for TeX Live */ +#define MPFR_TUNE_CASE "default" -+#elif defined (__tune_pentium4__) /* Threshold for Pentium 4 */ + #elif defined (__tune_pentium4__) /* Threshold for Pentium 4 */ #define MPFR_TUNE_CASE "src/x86_64/pentium4/mparam.h" #include "x86_64/pentium4/mparam.h" - -diff -ur mpfr-3.1.6.orig/src/mpfr-impl.h mpfr-3.1.6/src/mpfr-impl.h ---- mpfr-3.1.6.orig/src/mpfr-impl.h Tue Sep 05 21:54:34 2017 -+++ mpfr-3.1.6/src/mpfr-impl.h Fri Sep 08 14:53:23 2017 -@@ -23,6 +23,11 @@ - #ifndef __MPFR_IMPL_H__ - #define __MPFR_IMPL_H__ - -+/* Include MPFR 'config.h' before ANY system headers */ -+#ifdef HAVE_CONFIG_H -+# include "config.h" -+#endif -+ - /* Let's include some standard headers unconditionally as they are - already needed by several source files or when some options are - enabled/disabled, and it is easy to forget them (some configure -@@ -55,12 +60,6 @@ - /****************************************************** - ****************** Include files ********************* - ******************************************************/ -- --/* Include 'config.h' before using ANY configure macros if needed -- NOTE: It isn't MPFR 'config.h', but GMP's one! */ --#ifdef HAVE_CONFIG_H --# include "config.h" --#endif - - /* For the definition of MPFR_THREAD_ATTR. GCC/ICC detection macros are - no longer used, as they sometimes gave incorrect information about diff --git a/Build/source/libs/mpfr/configure b/Build/source/libs/mpfr/configure index b859191a0a5..97f45fab9b5 100755 --- a/Build/source/libs/mpfr/configure +++ b/Build/source/libs/mpfr/configure @@ -1,6 +1,6 @@ #! /bin/sh # Guess values for system-dependent variables and create Makefiles. -# Generated by GNU Autoconf 2.69 for mpfr (TeX Live) 3.1.6. +# Generated by GNU Autoconf 2.69 for mpfr (TeX Live) 4.0.0. # # Report bugs to <tex-k@tug.org>. # @@ -580,8 +580,8 @@ MAKEFLAGS= # Identity of this package. PACKAGE_NAME='mpfr (TeX Live)' PACKAGE_TARNAME='mpfr--tex-live-' -PACKAGE_VERSION='3.1.6' -PACKAGE_STRING='mpfr (TeX Live) 3.1.6' +PACKAGE_VERSION='4.0.0' +PACKAGE_STRING='mpfr (TeX Live) 4.0.0' PACKAGE_BUGREPORT='tex-k@tug.org' PACKAGE_URL='' @@ -1295,7 +1295,7 @@ if test "$ac_init_help" = "long"; then # Omit some internal or obsolete options to make the list less imposing. # This message is too long to be a string in the A/UX 3.1 sh. cat <<_ACEOF -\`configure' configures mpfr (TeX Live) 3.1.6 to adapt to many kinds of systems. +\`configure' configures mpfr (TeX Live) 4.0.0 to adapt to many kinds of systems. Usage: $0 [OPTION]... [VAR=VALUE]... @@ -1365,7 +1365,7 @@ fi if test -n "$ac_init_help"; then case $ac_init_help in - short | recursive ) echo "Configuration of mpfr (TeX Live) 3.1.6:";; + short | recursive ) echo "Configuration of mpfr (TeX Live) 4.0.0:";; esac cat <<\_ACEOF @@ -1469,7 +1469,7 @@ fi test -n "$ac_init_help" && exit $ac_status if $ac_init_version; then cat <<\_ACEOF -mpfr (TeX Live) configure 3.1.6 +mpfr (TeX Live) configure 4.0.0 generated by GNU Autoconf 2.69 Copyright (C) 2012 Free Software Foundation, Inc. @@ -1938,7 +1938,7 @@ cat >config.log <<_ACEOF This file contains any messages produced by compilers while running configure, to aid debugging if configure makes a mistake. -It was created by mpfr (TeX Live) $as_me 3.1.6, which was +It was created by mpfr (TeX Live) $as_me 4.0.0, which was generated by GNU Autoconf 2.69. Invocation command line was $ $0 $@ @@ -3861,7 +3861,7 @@ fi # Define the identity of the package. PACKAGE='mpfr--tex-live-' - VERSION='3.1.6' + VERSION='4.0.0' cat >>confdefs.h <<_ACEOF @@ -6715,8 +6715,8 @@ cat confdefs.h - <<_ACEOF >conftest.$ac_ext /* end confdefs.h. */ #include "gmp.h" -#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 410) -# error "min GMP version is 4.1.0" +#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 500) +# error "min GMP version is 5.0.0" error #endif @@ -7608,7 +7608,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1 # report actual input values of CONFIG_FILES etc. instead of their # values after options handling. ac_log=" -This file was extended by mpfr (TeX Live) $as_me 3.1.6, which was +This file was extended by mpfr (TeX Live) $as_me 4.0.0, which was generated by GNU Autoconf 2.69. Invocation command line was CONFIG_FILES = $CONFIG_FILES @@ -7678,7 +7678,7 @@ _ACEOF cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`" ac_cs_version="\\ -mpfr (TeX Live) config.status 3.1.6 +mpfr (TeX Live) config.status 4.0.0 configured by $0, generated by GNU Autoconf 2.69, with options \\"\$ac_cs_config\\" diff --git a/Build/source/libs/mpfr/configure.ac b/Build/source/libs/mpfr/configure.ac index 3c58f0103cf..9eee355f08a 100644 --- a/Build/source/libs/mpfr/configure.ac +++ b/Build/source/libs/mpfr/configure.ac @@ -74,8 +74,8 @@ dnl see http://gmplib.org/list-archives/gmp-bugs/2011-August/002345.html. AC_MSG_CHECKING([for recent GMP]) AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include "gmp.h" -#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 410) -# error "min GMP version is 4.1.0" +#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 500) +# error "min GMP version is 5.0.0" error #endif ]])], [AC_MSG_RESULT([yes])], [ diff --git a/Build/source/libs/mpfr/mpfr-src/AUTHORS b/Build/source/libs/mpfr/mpfr-src/AUTHORS index 5cd6c87be35..57fc9554d75 100644 --- a/Build/source/libs/mpfr/mpfr-src/AUTHORS +++ b/Build/source/libs/mpfr/mpfr-src/AUTHORS @@ -17,6 +17,9 @@ Laurent Fousse Original version of sum.c Damien Stehlé Function mpfr_get_ld_2exp Philippe Théveny Main author Sylvain Chevillard Original version of ai.c +Charles Karney mpfr_nrandom and mpfr_erandom functions +Fredrik Johannsson New version of mpfr_const_euler +Mickaël Gastineau MPFRbench program The main authors are included in the MPFR mailing-list <mpfr@inria.fr>. This is the preferred way to contact us. For further information, please diff --git a/Build/source/libs/mpfr/mpfr-src/BUGS b/Build/source/libs/mpfr/mpfr-src/BUGS index 11f4073ebd4..1fbc057c9a1 100644 --- a/Build/source/libs/mpfr/mpfr-src/BUGS +++ b/Build/source/libs/mpfr/mpfr-src/BUGS @@ -48,9 +48,8 @@ Potential bugs: the MPFR_CAN_ROUND), the result should be correct (or MPFR gets into an infinite loop). TODO: check the code and the error analysis. -* Possible integer overflows on some machines. - -* Possible bugs with huge precisions (> 2^30). +* Possible bugs with huge precisions (> 2^30) and a 32-bit ABI, in particular + undetected integer overflows. TODO: use the MPFR_ADD_PREC macro. * Possible bugs if the chosen exponent range does not allow to represent the range [1/16, 16]. diff --git a/Build/source/libs/mpfr/mpfr-src/ChangeLog b/Build/source/libs/mpfr/mpfr-src/ChangeLog index e82d98e0523..9511804ee83 100644 --- a/Build/source/libs/mpfr/mpfr-src/ChangeLog +++ b/Build/source/libs/mpfr/mpfr-src/ChangeLog @@ -1,973 +1,7559 @@ ------------------------------------------------------------------------ -r11719 | vlefevre | 2017-09-07 11:36:44 +0000 (Thu, 07 Sep 2017) | 1 line +r12050 | vlefevre | 2017-12-23 10:17:50 +0000 (Sat, 23 Dec 2017) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /branches/4.0/VERSION + M /branches/4.0/configure.ac + M /branches/4.0/doc/mpfr.texi + M /branches/4.0/src/mpfr.h + M /branches/4.0/src/version.c -Updated version to 3.1.6. +Updated version to 4.0.0. ------------------------------------------------------------------------ -r11710 | vlefevre | 2017-09-05 15:17:22 +0000 (Tue, 05 Sep 2017) | 1 line +r12049 | vlefevre | 2017-12-23 10:15:10 +0000 (Sat, 23 Dec 2017) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /branches/4.0 + M /branches/4.0/src/exp_2.c + M /branches/4.0/src/subnormal.c + M /branches/4.0/tests/texp.c + +Merged changesets r12046-12048 from the trunk (bug fix and test). +------------------------------------------------------------------------ +r12046 | vlefevre | 2017-12-23 01:39:00 +0000 (Sat, 23 Dec 2017) | 1 line +Changed paths: + M /branches/4.0 + M /branches/4.0/src/hypot.c + M /branches/4.0/src/lngamma.c + M /branches/4.0/src/sin.c + M /branches/4.0/src/subnormal.c + M /branches/4.0/tests/thypot.c + M /branches/4.0/tests/tj1.c + M /branches/4.0/tests/tlngamma.c + +Merged changesets r12026-12045 from the trunk (bug fixes and tests). +------------------------------------------------------------------------ +r12027 | vlefevre | 2017-12-20 01:59:31 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /branches/4.0/ChangeLog + +ChangeLog update with "LC_ALL=en_US.UTF8 TZ=UTC svn log -rHEAD:0 -v". +------------------------------------------------------------------------ +r12026 | vlefevre | 2017-12-20 01:57:34 +0000 (Wed, 20 Dec 2017) | 4 lines +Changed paths: + M /branches/4.0 + M /branches/4.0/NEWS + M /branches/4.0/doc/FAQ.html + +Re-added changes specific to the old 4.0 branch: + * doc/FAQ.html: assume MPFR 4.0.0 has been released (since this is + a file for the MPFR 4.0.0 release). + * NEWS: added test coverage for MPFR 4.0.0. +------------------------------------------------------------------------ +r12024 | vlefevre | 2017-12-20 01:53:52 +0000 (Wed, 20 Dec 2017) | 4 lines +Changed paths: + R /branches/4.0 (from /trunk:12023) + +Replaced the 4.0 branch by a copy of the trunk (in order to keep the +history of the latest changes of the trunk); this replacement is due +to a limitation of Subversion where a merge is regarded as a single +commit, and is OK here since the 4.0 branch is new. +------------------------------------------------------------------------ +r12023 | vlefevre | 2017-12-20 01:52:21 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/VERSION + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/version.c + +Updated version to 4.0.0-rc2 for an attempt to replace the 4.0 branch. +------------------------------------------------------------------------ +r12022 | vlefevre | 2017-12-20 01:34:49 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Minor improvements. Added an assert. +------------------------------------------------------------------------ +r12021 | vlefevre | 2017-12-20 01:17:36 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /trunk/src/tanh.c + +[src/tanh.c] GNU coding style. +------------------------------------------------------------------------ +r12020 | vlefevre | 2017-12-20 01:13:09 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Reindentation. +------------------------------------------------------------------------ +r12019 | vlefevre | 2017-12-20 01:10:54 +0000 (Wed, 20 Dec 2017) | 1 line +Changed paths: + M /trunk/src/exp2.c + +[src/exp2.c] Replaced two MPFR_ASSERTN by MPFR_STAT_STATIC_ASSERT. +------------------------------------------------------------------------ +r12018 | vlefevre | 2017-12-19 16:30:09 +0000 (Tue, 19 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/exp2.c + +[src/exp2.c] Fixed the double rounding problem in an underflow case, +triggered by the test added in r12017. +------------------------------------------------------------------------ +r12017 | vlefevre | 2017-12-19 16:13:48 +0000 (Tue, 19 Dec 2017) | 2 lines +Changed paths: + M /trunk/tests/texp2.c + +[tests/texp2.c] Added test of underflow in MPFR_RNDN with exact value +close to 2^(emin-2). Currently fails due to double rounding. +------------------------------------------------------------------------ +r12016 | vlefevre | 2017-12-19 14:45:00 +0000 (Tue, 19 Dec 2017) | 3 lines +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Added new non-regression test: the was the real cause of +the ttanh failure in r11993 without the tanh.c fix in this same commit. +But this mpfr_div was fixed in r12002. +------------------------------------------------------------------------ +r12015 | vlefevre | 2017-12-19 08:56:43 +0000 (Tue, 19 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a comment about a bug/limitation in makeinfo 5.2. +------------------------------------------------------------------------ +r12014 | vlefevre | 2017-12-19 08:21:55 +0000 (Tue, 19 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved svar macro for nottex, in case it is used +in the future. +------------------------------------------------------------------------ +r12013 | vlefevre | 2017-12-19 08:20:18 +0000 (Tue, 19 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Define svar even for nottex, though it is not used +(attempt to avoid a failure with makeinfo 5.2). +------------------------------------------------------------------------ +r12012 | zimmerma | 2017-12-19 06:51:47 +0000 (Tue, 19 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/fma.c + M /trunk/tests/tfma.c + +[src/fma.c] fixed bug in mpfr_fma +[tests/tfma.c] added non-regression test + +------------------------------------------------------------------------ +r12011 | vlefevre | 2017-12-19 03:38:58 +0000 (Tue, 19 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/exp2.c + +[src/exp2.c] Update concerning the underflow/overflow cases. +Still incomplete. +------------------------------------------------------------------------ +r12010 | vlefevre | 2017-12-19 02:32:33 +0000 (Tue, 19 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated a comment. +------------------------------------------------------------------------ +r12009 | vlefevre | 2017-12-19 02:29:51 +0000 (Tue, 19 Dec 2017) | 8 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/doc/texinfo.tex + +[doc] + * texinfo.tex: update to the latest version 2017-12-18.20, which + reverts the change done in 2017-12-01.13 attempting to support + @var with script font size (e.g. in exponent); but this change + didn't work correctly. + * mpfr.texi: introduced a @svar macro to handle this case. It + currently disables the use of @var, the other workaround being + worse. +------------------------------------------------------------------------ +r12008 | vlefevre | 2017-12-18 17:59:35 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r12007 | vlefevre | 2017-12-18 17:05:28 +0000 (Mon, 18 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/src/tanh.c + +[doc/algorithms.tex,src/tanh.c] Fixed the bound, in particular from +the recent improvements in the error analysis. +------------------------------------------------------------------------ +r12006 | zimmerma | 2017-12-18 16:21:36 +0000 (Mon, 18 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] we should compare the smaller size and not the larger one to + MPFR_MUL_THRESHOLD or MPFR_SQR_THRESHOLD for Mulders' short product + +------------------------------------------------------------------------ +r12005 | zimmerma | 2017-12-18 16:17:19 +0000 (Mon, 18 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul_d.c + +[src/mul.c] with Mulders', convert RNDF to RNDZ +[tests/tmul_d.c] added a non-regression test + +------------------------------------------------------------------------ +r12004 | vlefevre | 2017-12-18 16:04:59 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] mpfr_tanh: corrected bounds (thanks to Paul). +------------------------------------------------------------------------ +r12003 | vlefevre | 2017-12-18 15:54:05 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] mpfr_tanh: detailed some inequalities. +------------------------------------------------------------------------ +r12002 | zimmerma | 2017-12-18 15:06:45 +0000 (Mon, 18 Dec 2017) | 4 lines +Changed paths: + M /trunk/src/div.c + M /trunk/tests/tdiv.c + M /trunk/tests/ttan.c + +[src/div.c] fixed bug in mpfr_div2_approx() +[tests/tdiv.c] added non-regression test +[tests/ttan.c] added test triggering bug in mpfr_div2_approx() + +------------------------------------------------------------------------ +r12001 | vlefevre | 2017-12-18 14:44:33 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] mpfr_tanh: resolved both FIXME's. +------------------------------------------------------------------------ +r12000 | vlefevre | 2017-12-18 13:37:07 +0000 (Mon, 18 Dec 2017) | 4 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] mpfr_tanh: corrected a part of the error analysis +(2^k+4 ≤ |theta_4|^(−1/2) was not necessarily true, since theta_4 can +be very small). As a consequence, the lemma can be simplified/improved +(first FIXME). Added a second FIXME on a condition that is not checked. +------------------------------------------------------------------------ +r11999 | vlefevre | 2017-12-18 12:22:26 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] mpfr_tanh: missing absolute value; added a \cdot. +------------------------------------------------------------------------ +r11998 | vlefevre | 2017-12-18 12:15:31 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/src/exp2.c + M /trunk/tests/texp2.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r11997 | vlefevre | 2017-12-18 12:08:36 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Added another \cdot for readability. +------------------------------------------------------------------------ +r11996 | zimmerma | 2017-12-18 12:01:41 +0000 (Mon, 18 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/exp2.c + +[src/exp2.c] added FIXME + +------------------------------------------------------------------------ +r11995 | vlefevre | 2017-12-18 11:55:11 +0000 (Mon, 18 Dec 2017) | 7 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Minor corrections for hyperbolic tangent function: + * "e" had two different meanings (BTW, the constant e should actually + be written \mathrm{e} everywhere in the document). + * Use \left...\right instead of |...| when it contains an expression + starting with \log (the latter was confusing pdflatex, which added + a spurious space before \log). + * Added some \cdot for better readability. +------------------------------------------------------------------------ +r11994 | zimmerma | 2017-12-18 11:36:15 +0000 (Mon, 18 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/exp2.c + M /trunk/tests/texp2.c + +[src/exp2.c] fixed bug near underflow +[tests/texp2.c] added non-regression test + +------------------------------------------------------------------------ +r11993 | zimmerma | 2017-12-18 08:51:06 +0000 (Mon, 18 Dec 2017) | 9 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/src/tanh.c + M /trunk/tests/ttanh.c + +[tests/ttanh.c] added test for bug in mpfr_tanh +[doc/algorithms.tex] fixed error analysis for mpfr_tanh +[src/tanh.c] fixed error analysis +Note after r12016: Even though mpfr_tanh was incorrect, the failure +of the test added in ttanh.c was actually *only* due to a bug in the +mpfr_div code specific to the trunk (fixed in r12002), i.e. this was +not a non-regression test for the mpfr_tanh bug itself (in particular, +this test does not introduce a failure in the 3.1 branch, which still +has the same incorrect mpfr_tanh code but a correct mpfr_div). +------------------------------------------------------------------------ +r11991 | vlefevre | 2017-12-18 00:04:58 +0000 (Mon, 18 Dec 2017) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/VERSION + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/version.c + +Updated version to 4.1.0-dev again. +------------------------------------------------------------------------ +r11989 | vlefevre | 2017-12-17 23:57:39 +0000 (Sun, 17 Dec 2017) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/VERSION + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/version.c + +Updated version to 4.0.0-rc2 for an attempt to replace the 4.0 branch. +------------------------------------------------------------------------ +r11988 | vlefevre | 2017-12-17 23:52:26 +0000 (Sun, 17 Dec 2017) | 1 line +Changed paths: + M /trunk/ChangeLog + +ChangeLog update with "LC_ALL=en_US.UTF8 TZ=UTC svn log -rHEAD:0 -v". +------------------------------------------------------------------------ +r11987 | zimmerma | 2017-12-17 16:23:21 +0000 (Sun, 17 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] fix bug in mpfr_add1sp3() in case d=GMP_NUMB_BITS + +------------------------------------------------------------------------ +r11986 | zimmerma | 2017-12-17 15:16:48 +0000 (Sun, 17 Dec 2017) | 14 lines +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] added test for new bug (still to be fixed): + +Seed GMP_CHECK_RANDOMIZE=1514385177 (include this in bug reports) +add1 & add1sp return different values for MPFR_RNDN +Prec_a = 137, Prec_b = 137, Prec_c = 137 +B = 0.11111111111111111111111111111111111111111111111111111111111111111111000000000000000000000000000000000000000000000000000000000000000000000E-66 +C = 0.11111111111111111111111111111111111111111111111111111111111111111000000000000000000000000000000000000000000000000000000000000000000110000E-2 + +add1 : 0.10000000000000000000000000000000000000000000000000000000000000000100000000000000000000000000000000000000000000000000000000000000000001000E-1 +add1sp: 0.11111111111111111111111111111111111111111111111111111111111111111000000000000000000000000000000000000000000000000000000000000000000010000E-2 +Inexact sp = 0 | Inexact = 0 +Flags sp = 8 | Flags = 8 +add1sp.c:89: MPFR assertion failed: 0 + +------------------------------------------------------------------------ +r11981 | vlefevre | 2017-12-15 02:44:49 +0000 (Fri, 15 Dec 2017) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Minor comment correction. +------------------------------------------------------------------------ +r11980 | vlefevre | 2017-12-15 02:36:50 +0000 (Fri, 15 Dec 2017) | 4 lines +Changed paths: + M /trunk/src/root.c + M /trunk/tests/troot.c + +[src/root.c] Completed fix from r11978, as x=-1 was affected too. Also + added comments explaining that mpfr_root_aux assumes |x| ≠1 and why. + Hence the need of a filter on |x| = 1. +[tests/troot.c] Added test for x = -1. +------------------------------------------------------------------------ +r11979 | vlefevre | 2017-12-15 01:44:11 +0000 (Fri, 15 Dec 2017) | 1 line +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Replaced mpfr_root by TF (like in the other tests). +------------------------------------------------------------------------ +r11978 | zimmerma | 2017-12-14 10:22:32 +0000 (Thu, 14 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/root.c + M /trunk/tests/troot.c + +[src/root.c] fixed bug when x=1 +[tests/troot.c] added non-regression test + +------------------------------------------------------------------------ +r11977 | vlefevre | 2017-12-14 07:57:05 +0000 (Thu, 14 Dec 2017) | 2 lines +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] Corrected a type. And mpfr_equal_p being a predicate +function, it's better to use Boolean operators on it. +------------------------------------------------------------------------ +r11976 | zimmerma | 2017-12-14 07:35:35 +0000 (Thu, 14 Dec 2017) | 2 lines +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] added a generic test for bug20171213() + +------------------------------------------------------------------------ +r11975 | vlefevre | 2017-12-14 02:17:05 +0000 (Thu, 14 Dec 2017) | 7 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/src/sqr.c + +[src/{mul.c,sqr.c}] Minor changes, making code similar to sub1sp.c. +Checked with + grep -A 1 'sb *>>' src/*.c +that the bug fixed in r11974 does not occur in other parts of the code. +BTW, there is much duplicate code, as shown by the grep output, and +using macros could have avoided that, making bugs easier to reproduce +(since a same bug would be duplicate several times). +------------------------------------------------------------------------ +r11974 | zimmerma | 2017-12-13 21:18:23 +0000 (Wed, 13 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +[src/sub1sp.c] fixed bug in mpfr_sub1sp2() +[tests/tsub1sp.c] added non-regression test + +------------------------------------------------------------------------ +r11973 | vlefevre | 2017-12-13 18:00:00 +0000 (Wed, 13 Dec 2017) | 1 line +Changed paths: + M /trunk/src/mpf2mpfr.h + +[src/mpf2mpfr.h] Added a comment. +------------------------------------------------------------------------ +r11972 | zimmerma | 2017-12-13 17:25:07 +0000 (Wed, 13 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpf2mpfr.h + +[src/mpf2mpfr.h] missing mpf_inits/mpf_clears + +------------------------------------------------------------------------ +r11969 | zimmerma | 2017-12-13 07:05:01 +0000 (Wed, 13 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] redefine __clz_tab also with gmp-build + +------------------------------------------------------------------------ +r11968 | vlefevre | 2017-12-12 22:20:41 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved error message. +------------------------------------------------------------------------ +r11967 | vlefevre | 2017-12-12 15:38:37 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/tests/talloc.c + +[tests/talloc.c] Added a comment about why talloc requires ISO C99. +------------------------------------------------------------------------ +r11966 | vlefevre | 2017-12-12 15:35:34 +0000 (Tue, 12 Dec 2017) | 4 lines +Changed paths: + M /trunk/src/mpfr-cvers.h + +[src/mpfr-cvers.h] Removed a useless test for __MPFR_STDC, as one just +needs to check whether we have a C99, C11, etc. implementation (if not +done via a configure test). Particular incompatibilities with the C90 +standard should always be checked via a configure test. +------------------------------------------------------------------------ +r11965 | vlefevre | 2017-12-12 12:04:01 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added *.exe to svn:ignore property (files from MinGW builds). +------------------------------------------------------------------------ +r11964 | zimmerma | 2017-12-12 11:07:36 +0000 (Tue, 12 Dec 2017) | 2 lines +Changed paths: + M /trunk/tools/timings-mpfr.c + +[tools/timings-mpfr.c] always use clock() [now very accurate under Linux] + +------------------------------------------------------------------------ +r11963 | vlefevre | 2017-12-12 10:15:50 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/tools/timings-mpfr.c + +[tools/timings-mpfr.c] Updated years in copyright notice. +------------------------------------------------------------------------ +r11962 | vlefevre | 2017-12-12 10:14:08 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/tools/timings-mpfr.c + +[tools/timings-mpfr.c] Fixed prototypes. +------------------------------------------------------------------------ +r11961 | vlefevre | 2017-12-12 10:12:48 +0000 (Tue, 12 Dec 2017) | 2 lines +Changed paths: + M /trunk/tools/timings-mpfr.c + +[tools/timings-mpfr.c] Added a defined(_MSC_VER). But clock() is +standard, so why not always using it? +------------------------------------------------------------------------ +r11960 | vlefevre | 2017-12-12 01:17:00 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Correction. +------------------------------------------------------------------------ +r11959 | vlefevre | 2017-12-12 01:11:31 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Made formatting consistent (same as configure --help). +------------------------------------------------------------------------ +r11958 | vlefevre | 2017-12-12 00:58:43 +0000 (Tue, 12 Dec 2017) | 5 lines +Changed paths: + M /trunk/tests/reuse.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tsum.c + +Completed r11955: There were also DEBUG macros under the "tests" +directory. Since such macros can still be useful in case a test failure, +replaced them by MPFR_DEBUG to avoid issues with CI builds that define +the DEBUG macro. But an environment variable would be a better solution +(see MPFR_DEBUG_BADCASES as an example). +------------------------------------------------------------------------ +r11957 | vlefevre | 2017-12-12 00:44:45 +0000 (Tue, 12 Dec 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Removed item on the DEBUG macro (done in r11955). +------------------------------------------------------------------------ +r11956 | zimmerma | 2017-12-11 17:36:36 +0000 (Mon, 11 Dec 2017) | 3 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/mpfr-impl.h + M /trunk/tests/tgeneric.c + +DEBUG_TGENERIC -> MPFR_DEBUG_TGENERIC +XDEBUG -> MPFR_DISABLE_IEEE_FLOATS + +------------------------------------------------------------------------ +r11955 | zimmerma | 2017-12-11 17:02:05 +0000 (Mon, 11 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/div.c + M /trunk/src/exp.c + M /trunk/src/exp_2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/zeta.c + +get rid of DEBUG macro (but keep corresponding commands in comment to help +understanding of the code and debugging) + +------------------------------------------------------------------------ +r11954 | vlefevre | 2017-12-11 15:33:31 +0000 (Mon, 11 Dec 2017) | 1 line +Changed paths: + M /trunk/tests/tget_q.c + +[tests/tget_q.c] Removed trailing whitespace. +------------------------------------------------------------------------ +r11953 | zimmerma | 2017-12-10 07:42:03 +0000 (Sun, 10 Dec 2017) | 2 lines +Changed paths: + M /trunk/tests/tget_q.c + +[tests/tget_q.c] replaced MPFR_ASSERTN(0) by exit(1) + +------------------------------------------------------------------------ +r11952 | vlefevre | 2017-12-10 02:02:43 +0000 (Sun, 10 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/get_q.c + +[src/get_q.c] Optimization of r11951 suggested by Trevor Spiteri: +https://sympa.inria.fr/sympa/arc/mpfr/2017-12/msg00040.html +------------------------------------------------------------------------ +r11951 | zimmerma | 2017-12-09 21:59:21 +0000 (Sat, 09 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/get_q.c + M /trunk/tests/tget_q.c + +[src/get_q.c] make result of mpfr_get_q in canonical form +[tests/tget_q.c] added non-regression test + +------------------------------------------------------------------------ +r11950 | zimmerma | 2017-12-09 21:46:01 +0000 (Sat, 09 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] replace call to __gmpfr_ceil_log2 by __gmpfr_int_ceil_log2 + +------------------------------------------------------------------------ +r11949 | vlefevre | 2017-12-09 11:18:20 +0000 (Sat, 09 Dec 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Rename the DEBUG macro to MPFR_DEBUG? +------------------------------------------------------------------------ +r11945 | vlefevre | 2017-12-08 16:15:36 +0000 (Fri, 08 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + +[src/Makefile.am] Also distribute generic/coverage/mparam.h +(at least useful for testing the distributed tarballs). +------------------------------------------------------------------------ +r11942 | vlefevre | 2017-12-08 14:53:52 +0000 (Fri, 08 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/FAQ.html + +[doc] Updated FAQ.html with update-faq. +------------------------------------------------------------------------ +r11939 | vlefevre | 2017-12-08 14:30:37 +0000 (Fri, 08 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/FAQ.html + +[doc] Updated FAQ.html with update-faq. +------------------------------------------------------------------------ +r11934 | vlefevre | 2017-12-08 13:56:42 +0000 (Fri, 08 Dec 2017) | 5 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": + * Note that this needs to be done in a branch. + * Swapped (1) and (2), in particular because the coverage might be + different in -dev versions and it is better to give results closer + to the release. +------------------------------------------------------------------------ +r11933 | vlefevre | 2017-12-08 13:40:19 +0000 (Fri, 08 Dec 2017) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/VERSION + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/version.c + +Updated version to 4.1.0-dev. +------------------------------------------------------------------------ +r11931 | vlefevre | 2017-12-08 13:17:51 +0000 (Fri, 08 Dec 2017) | 1 line +Changed paths: + M /trunk/ChangeLog + +ChangeLog update with "LC_ALL=en_US.UTF8 TZ=UTC svn log -rHEAD:0 -v". +------------------------------------------------------------------------ +r11930 | vlefevre | 2017-12-08 13:09:08 +0000 (Fri, 08 Dec 2017) | 2 lines +Changed paths: + D /trunk/tests/timings-mpfr.c + A /trunk/tools/timings-mpfr.c (from /trunk/tests/timings-mpfr.c:11929) + +Moved tests/timings-mpfr.c into directory "tools" as it is not part +of the test suite. +------------------------------------------------------------------------ +r11929 | vlefevre | 2017-12-07 15:10:29 +0000 (Thu, 07 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Removed FIXME about the sign bit of NaN: done in +r11910 and r11920 (documentation + tests). +------------------------------------------------------------------------ +r11928 | vlefevre | 2017-12-07 14:58:38 +0000 (Thu, 07 Dec 2017) | 4 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mul.c + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sub1sp.c + +[src] Replaced some "return 0" by "MPFR_RET (0)" (the generated code +is the same as shown by gcc, thanks to an obvious optimization; this +is semantically better, which could help provers, and would allow +code instrumentation in the future, if need be). +------------------------------------------------------------------------ +r11927 | zimmerma | 2017-12-06 19:54:25 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + +got rid of mpz_dump (undocumented in GMP) + +------------------------------------------------------------------------ +r11926 | zimmerma | 2017-12-06 17:14:27 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + +[src/mpfr-mini-gmp.c] updated with GMP 6.1.2 + +------------------------------------------------------------------------ +r11925 | vlefevre | 2017-12-06 17:01:14 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected a Texinfo typography issue. +------------------------------------------------------------------------ +r11924 | vlefevre | 2017-12-06 16:45:15 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/pool.c + +[src/pool.c] Updated description. Corrected copyright years as the +pool code itself was introduced in 2014. +------------------------------------------------------------------------ +r11923 | vlefevre | 2017-12-06 16:41:54 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/tests/timings-mpfr.c + +[tests/timings-mpfr.c] Removed trailing whitespace, untabified, +changed GMP_RNDN to MPFR_RNDN. +------------------------------------------------------------------------ +r11922 | vlefevre | 2017-12-06 16:34:16 +0000 (Wed, 06 Dec 2017) | 15 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/README.dev + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + M /trunk/src/free_cache.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + A /trunk/src/pool.c (from /trunk/src/free_cache.c:11921) + +Cleanup and fixes for the mpz_t pool. + * Split src/free_cache.c to itself and a new source file src/pool.c + containing pool related code. + * src/mpfr-impl.h, src/pool.c: cleanup and fixes. In particular: + - renamed MPFR_MY_MPZ_INIT to MPFR_POOL_NENTRIES; + - no longer use GMP's symbols __gmpz_init, etc. directly; + - improved the condition for mpfr_mpz_init2; + - fixed the condition in mpfr_mpz_clear (we want to consider + the allocated size, not the size of the current number). + * src/Makefile.am: added pool.c. + * src/mpfr.h: added mpfr_free_pool prototype. + * doc/mpfr.texi: updated pool description in "Memory Handling"; + new function mpfr_free_pool. + * doc/README.dev: update due to the rename of MPFR_MY_MPZ_INIT. + * NEWS: better announcement of the mpz_t pool. +------------------------------------------------------------------------ +r11921 | vlefevre | 2017-12-06 14:45:08 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Small correction concerning the caches. +------------------------------------------------------------------------ +r11920 | vlefevre | 2017-12-06 14:06:06 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] More details for mpfr_fpif_export and mpfr_fpif_import. +------------------------------------------------------------------------ +r11919 | zimmerma | 2017-12-06 12:58:31 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + A /trunk/tests/timings-mpfr.c + +[timings-mpfr.c] test file for measuring timings (added -p option) + +------------------------------------------------------------------------ +r11918 | vlefevre | 2017-12-06 12:45:40 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/src/rec_sqrt.c + +Updated the remaining www.loria.fr URL's. +------------------------------------------------------------------------ +r11917 | vlefevre | 2017-12-06 12:44:04 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/algorithms.bib + +[doc/algorithms.bib] Updated URL's. +------------------------------------------------------------------------ +r11916 | vlefevre | 2017-12-06 12:37:48 +0000 (Wed, 06 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] References: typography; updated a URL. +------------------------------------------------------------------------ +r11914 | zimmerma | 2017-12-06 10:15:40 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] updated reference to "Modern Computer Arithmetic" + +------------------------------------------------------------------------ +r11913 | zimmerma | 2017-12-06 09:59:31 +0000 (Wed, 06 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/free_cache.c + +[free_cache.c] limit the size of objects in the mpz_t pool + +------------------------------------------------------------------------ +r11912 | vlefevre | 2017-12-06 09:43:02 +0000 (Wed, 06 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] Added a comment for the mpz_t pool, and a suggestion +for mpfr_mpz_clear so that the pool will not take too much memory while +keeping a possible benefit for very small precision. +------------------------------------------------------------------------ +r11911 | vlefevre | 2017-12-05 23:33:58 +0000 (Tue, 05 Dec 2017) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Made box around code examples for clarity and grep. +------------------------------------------------------------------------ +r11910 | vlefevre | 2017-12-05 16:17:36 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/tests/tfpif.c + +[doc/mpfr.texi] For mpfr_fpif_export: the sign of a NaN is stored. +[tests/tfpif.c] Test the sign of NaN (in particular). +------------------------------------------------------------------------ +r11909 | vlefevre | 2017-12-05 15:57:33 +0000 (Tue, 05 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated references. +------------------------------------------------------------------------ +r11908 | vlefevre | 2017-12-05 15:00:52 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Update about 0 of type without signed zeros, as in +mpfr_div_ui. +------------------------------------------------------------------------ +r11907 | vlefevre | 2017-12-05 13:43:39 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Document the behavior of mpfr_ui_pow and mpfr_ui_pow_ui +on the integer 0 (0 does not have a sign here). +------------------------------------------------------------------------ +r11906 | zimmerma | 2017-12-05 10:24:20 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + +[doc/mini-gmp] added information about result of "make check" + +------------------------------------------------------------------------ +r11905 | vlefevre | 2017-12-05 10:21:46 +0000 (Tue, 05 Dec 2017) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Removed old code for pre-GMP-5 versions. +------------------------------------------------------------------------ +r11904 | vlefevre | 2017-12-05 10:20:06 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/urandomb.c + +[src/urandomb.c] Removed an obsolete "#if __MPFR_GMP(5,0,0)" as we now +require GMP 5.0+ and mp_bitcnt_t is also defined by mini-gmp. +------------------------------------------------------------------------ +r11902 | vlefevre | 2017-12-05 10:01:32 +0000 (Tue, 05 Dec 2017) | 4 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Removed the code that defined mpn_copyi and mpn_copyd +macros for GMP < 5, since MPFR now requires GMP 5.0+ and these functions +are also defined by mini-gmp (these macros were used by mini-gmp only +because mini-gmp does not define GMP_VERSION). +------------------------------------------------------------------------ +r11901 | vlefevre | 2017-12-05 09:52:56 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Missing parentheses around parameters in mpn_copyi +and mpn_copyd macro definitions. +------------------------------------------------------------------------ +r11900 | zimmerma | 2017-12-05 09:44:49 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +fixed bug in replacement function for copyi and copyd (found with mini-gmp) + +------------------------------------------------------------------------ +r11899 | zimmerma | 2017-12-05 09:43:54 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + +add --disable-shared for mini-gmp (not tested yet with dynamic linking) + +------------------------------------------------------------------------ +r11898 | vlefevre | 2017-12-05 09:09:16 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Explain how to avoid the "... is deprecated" warning when +testing a deprecated function. +------------------------------------------------------------------------ +r11897 | vlefevre | 2017-12-05 08:52:43 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Removed a -Wno-error=deprecated-declarations as +the specific warnings are now avoided (r11896). +------------------------------------------------------------------------ +r11896 | vlefevre | 2017-12-05 08:47:25 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + M /trunk/tests/tgrandom.c + M /trunk/tests/tpow.c + M /trunk/tests/troot.c + +Disable the "deprecated" attribute of deprecated functions *only* for +the tests of these functions, to avoid the corresponding warnings. +------------------------------------------------------------------------ +r11895 | vlefevre | 2017-12-05 08:34:13 +0000 (Tue, 05 Dec 2017) | 1 line +Changed paths: + M /trunk/src/dump.c + M /trunk/tests/trint.c + +Removed trailing whietespace. +------------------------------------------------------------------------ +r11894 | zimmerma | 2017-12-05 08:16:00 +0000 (Tue, 05 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/terandom.c + M /trunk/tests/tgrandom.c + M /trunk/tests/tnrandom.c + M /trunk/tests/trandom.c + M /trunk/tests/turandom.c + +fixed compiler warnings with mini-gmp + +------------------------------------------------------------------------ +r11893 | vlefevre | 2017-12-04 22:47:09 +0000 (Mon, 04 Dec 2017) | 2 lines +Changed paths: + M /trunk/src/dump.c + M /trunk/src/fpif.c + M /trunk/src/inp_str.c + M /trunk/src/mpfr-impl.h + M /trunk/src/out_str.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/tvalist.c + +Simplified the use of MPFR_USE_FILE since <stdio.h> (<cstdio> for C++) +is unconditionally included. +------------------------------------------------------------------------ +r11892 | vlefevre | 2017-12-04 22:20:08 +0000 (Mon, 04 Dec 2017) | 1 line +Changed paths: + R /trunk/doc/texinfo.tex (from /trunk/doc/texinfo.tex:11890) + +Restored the history (and mergedinfo) of doc/texinfo.tex +------------------------------------------------------------------------ +r11891 | zimmerma | 2017-12-04 19:01:20 +0000 (Mon, 04 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + R /trunk/doc/texinfo.tex + M /trunk/src/dump.c + M /trunk/src/fpif.c + M /trunk/src/get_q.c + M /trunk/src/gmp_op.c + M /trunk/src/inp_str.c + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/src/mpfr.h + M /trunk/src/out_str.c + M /trunk/src/set_q.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/tget_q.c + M /trunk/tests/tget_z.c + M /trunk/tests/trint.c + +make compilation work again (make + make check) with mini-gmp + +------------------------------------------------------------------------ +r11890 | vlefevre | 2017-12-04 15:05:05 +0000 (Mon, 04 Dec 2017) | 1 line +Changed paths: + M /trunk/src/Makefile.am + +Improved portability of the check-gmp-symbols make rule. +------------------------------------------------------------------------ +r11889 | vlefevre | 2017-12-04 13:43:59 +0000 (Mon, 04 Dec 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Clarification. +------------------------------------------------------------------------ +r11888 | vlefevre | 2017-12-04 13:37:19 +0000 (Mon, 04 Dec 2017) | 3 lines +Changed paths: + M /trunk/tests/tfpif.c + M /trunk/tests/tfpif_r1.dat + +[tests] + * tfpif.c: in doit(), also test the negative versions of the numbers. + * tfpif_r1.dat: update. +------------------------------------------------------------------------ +r11887 | vlefevre | 2017-12-04 11:36:07 +0000 (Mon, 04 Dec 2017) | 3 lines +Changed paths: + M /trunk/src/get_str.c + M /trunk/src/vasprintf.c + +[src] Update about the internal use of mpfr_get_str. + * get_str.c: updated a comment. + * vasprintf.c: added assertions. +------------------------------------------------------------------------ +r11886 | vlefevre | 2017-12-04 11:11:37 +0000 (Mon, 04 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11885 | vlefevre | 2017-12-04 10:28:55 +0000 (Mon, 04 Dec 2017) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Corrected a comment. +------------------------------------------------------------------------ +r11884 | vlefevre | 2017-12-04 10:20:34 +0000 (Mon, 04 Dec 2017) | 3 lines +Changed paths: + M /trunk + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Update about the memory allocation (added references +to Section "Memory Handling"). +(merged changeset r11632 from the 3.1 branch) +------------------------------------------------------------------------ +r11883 | vlefevre | 2017-12-04 10:09:02 +0000 (Mon, 04 Dec 2017) | 4 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Update for mpfr_get_str: + * Added a texi comment explaining why m+1 (so that if the mpfr_get_str + implementation is improved, we know whether this is still the case). + * Improved the documentation for the case str = null pointer. +------------------------------------------------------------------------ +r11882 | vlefevre | 2017-12-03 14:16:40 +0000 (Sun, 03 Dec 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated comments about the latest change (r11881). +------------------------------------------------------------------------ +r11881 | vlefevre | 2017-12-03 14:14:18 +0000 (Sun, 03 Dec 2017) | 5 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typography fixes for TeX (DVI/PS/PDF) in math mode. + * Corrected the use of \lceil and \rceil. + * Added missing @var, including 2 in exponent, as allowed by + texinfo.tex 2017-12-01.13. + * Removed old comments about Texinfo. +------------------------------------------------------------------------ +r11880 | vlefevre | 2017-12-03 13:55:51 +0000 (Sun, 03 Dec 2017) | 2 lines +Changed paths: + M /trunk/doc/texinfo.tex + +[doc/texinfo.tex] Update to the latest version 2017-12-01.13 from +<https://ftp.gnu.org/gnu/texinfo/>. +------------------------------------------------------------------------ +r11878 | vlefevre | 2017-12-01 16:27:09 +0000 (Fri, 01 Dec 2017) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] In r11876, forgot to define MPFR_WANT_DECIMAL_FLOATS in +the cross-compiling case. +------------------------------------------------------------------------ +r11877 | vlefevre | 2017-12-01 15:04:21 +0000 (Fri, 01 Dec 2017) | 6 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/tests/tests.c + M /trunk/tests/tversion.c + +Solved an output issue on AIX due to the use of setbuf() after output +in tversion. Indeed, this is disallowed by ISO C. + * doc/README.dev: added a note about tests_start_mpfr and this issue. + * tests/tests.c: moved test_version() after setbuf(). + * tests/tversion.c: moved tests_start_mpfr() earlier, before any + printf(). +------------------------------------------------------------------------ +r11876 | vlefevre | 2017-12-01 14:06:07 +0000 (Fri, 01 Dec 2017) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Attempt to fix detection of decimal floats: if _Decimal64 +is known but does not work, no longer fail when --enable-decimal-float +has not been used; just disable decimal floats. +------------------------------------------------------------------------ +r11875 | vlefevre | 2017-12-01 13:37:40 +0000 (Fri, 01 Dec 2017) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Attempt to fix detection of decimal floats (BID was +incorrectly assumed in case of link failure, if ld returned 1, which +was observed on powerpc-ibm-aix7.2.0.0 [gcc119.fsffrance.org]). +------------------------------------------------------------------------ +r11874 | vlefevre | 2017-12-01 12:28:45 +0000 (Fri, 01 Dec 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Updated comments about the format. +------------------------------------------------------------------------ +r11871 | vlefevre | 2017-11-30 17:27:20 +0000 (Thu, 30 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Typo. +------------------------------------------------------------------------ +r11870 | vlefevre | 2017-11-30 17:13:25 +0000 (Thu, 30 Nov 2017) | 5 lines +Changed paths: + M /trunk/Makefile.am + M /trunk/src/Makefile.am + +Two fixes for the check-gmp-symbols make rule: + * Use $(COMPILE) instead of $(CC) to get the usual compilation flags + (in particular, the -I flags may be important to find gmp.h and to + get the correct one). + * Run the test only if libmpfr.so exists. +------------------------------------------------------------------------ +r11869 | vlefevre | 2017-11-30 15:32:33 +0000 (Thu, 30 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Internal GMP symbols: mention "make check-gmp-symbols". +------------------------------------------------------------------------ +r11868 | vlefevre | 2017-11-30 15:30:30 +0000 (Thu, 30 Nov 2017) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mention "make check-gmp-symbols" (experimental). +------------------------------------------------------------------------ +r11867 | vlefevre | 2017-11-30 15:27:00 +0000 (Thu, 30 Nov 2017) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added an optional step "make check-gmp-symbols" to check +that MPFR does not use GMP internal symbols. +------------------------------------------------------------------------ +r11866 | vlefevre | 2017-11-30 15:17:10 +0000 (Thu, 30 Nov 2017) | 1 line +Changed paths: + M /trunk/Makefile.am + M /trunk/src/Makefile.am + +Added comment about the check-gmp-symbols make rule (added in r11865). +------------------------------------------------------------------------ +r11865 | vlefevre | 2017-11-30 15:12:20 +0000 (Thu, 30 Nov 2017) | 2 lines +Changed paths: + M /trunk/Makefile.am + M /trunk/src/Makefile.am + +Added check-gmp-symbols make rule to check that MPFR does not use +GMP internal symbols. +------------------------------------------------------------------------ +r11864 | vlefevre | 2017-11-30 13:57:29 +0000 (Thu, 30 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Detailed the note about the list of GMP symbols. +------------------------------------------------------------------------ +r11863 | vlefevre | 2017-11-30 13:44:10 +0000 (Thu, 30 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Document how to get the list of GMP symbols used +by MPFR and how to detect GMP internal symbols used by MPFR. +------------------------------------------------------------------------ +r11862 | vlefevre | 2017-11-30 13:19:03 +0000 (Thu, 30 Nov 2017) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added a paragraph about the potential incorrect use of +GMP internals. +------------------------------------------------------------------------ +r11861 | vlefevre | 2017-11-29 15:26:52 +0000 (Wed, 29 Nov 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Fixed the sign bug for mpfr_fpif_import. +------------------------------------------------------------------------ +r11860 | vlefevre | 2017-11-29 15:05:28 +0000 (Wed, 29 Nov 2017) | 4 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] In doit(), before the call to mpfr_fpif_import(), set +the sign of the target to the opposite of the expected sign. Thus, if +mpfr_fpif_import forgets to set the sign, this will be detected. And +a failure actually occurs now! +------------------------------------------------------------------------ +r11859 | vlefevre | 2017-11-29 14:59:03 +0000 (Wed, 29 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] For mpfr_fpif_import, check the precision too. +------------------------------------------------------------------------ +r11858 | vlefevre | 2017-11-29 02:37:57 +0000 (Wed, 29 Nov 2017) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/fpif.c + +[doc/mpfr.texi,src/fpif.c] For mpfr_fpif_import, in case of failure, +the argument x is either unchanged or set to NaN, to make sure that +x has valid contents (otherwise this could yield erratic behavior). +------------------------------------------------------------------------ +r11857 | vlefevre | 2017-11-29 02:25:19 +0000 (Wed, 29 Nov 2017) | 3 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] For mpfr_fpif_import, replaced an assertion by a failure +(since the full format is not described in the manual and MPFR cannot +currently generate such a case, this is OK). +------------------------------------------------------------------------ +r11856 | vlefevre | 2017-11-29 02:06:02 +0000 (Wed, 29 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif_r1.dat + +[tests/tfpif_r1.dat] Fixed an obvious error (incorrect sign of 0). +------------------------------------------------------------------------ +r11855 | vlefevre | 2017-11-29 01:49:34 +0000 (Wed, 29 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Output more information in case of error. +------------------------------------------------------------------------ +r11853 | vlefevre | 2017-11-28 16:46:55 +0000 (Tue, 28 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Fixed some bugs (though unlikely to occur in practice). +Added comments. Minor code improvement. +------------------------------------------------------------------------ +r11852 | vlefevre | 2017-11-28 15:41:17 +0000 (Tue, 28 Nov 2017) | 7 lines +Changed paths: + M /trunk/acinclude.m4 + D /trunk/m4/size_max.m4 + M /trunk/src/vasprintf.c + +Got rid of the useless SIZE_MAX macro. + * src/vasprintf.c: replaced SIZE_MAX by (size_t) -1, already used + in some other files. + * acinclude.m4: no longer use gl_SIZE_MAX (from m4/size_max.m4). + * Removed m4/size_max.m4 as it is no longer needed (note that the + definition of SIZE_MAX by this file was unnecessarily complex + and potentially incorrect on some platforms). +------------------------------------------------------------------------ +r11851 | vlefevre | 2017-11-28 15:07:33 +0000 (Tue, 28 Nov 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added static assertions in mpfr_fpif_import(). +------------------------------------------------------------------------ +r11850 | vlefevre | 2017-11-28 14:41:45 +0000 (Tue, 28 Nov 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Improved a test (mpfr_regular_p → !MPFR_IS_SINGULAR). +------------------------------------------------------------------------ +r11849 | vlefevre | 2017-11-28 14:38:47 +0000 (Tue, 28 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added a note about the use of the MPFR_IS_PURE_*(x) +and MPFR_IS_SINGULAR*(x) macros. +------------------------------------------------------------------------ +r11848 | vlefevre | 2017-11-27 16:07:23 +0000 (Mon, 27 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added format description from past mail messages, to be +checked in case of change (+ FIXME for NaN). Minor code improvement. +------------------------------------------------------------------------ +r11847 | vlefevre | 2017-11-27 15:04:59 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Added TODO's (but the failure should be fixed first). +------------------------------------------------------------------------ +r11846 | vlefevre | 2017-11-27 14:33:53 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Clarified sign variable. +------------------------------------------------------------------------ +r11845 | vlefevre | 2017-11-27 14:17:52 +0000 (Mon, 27 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Use SAME_VAL instead of mpfr_cmp. This triggers a bug +that was not detected yet. +------------------------------------------------------------------------ +r11844 | vlefevre | 2017-11-27 14:15:52 +0000 (Mon, 27 Nov 2017) | 3 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Split the main test function into: + * doit(): keep only the tests that depend on the precisions. + * check_bad(): tests for bad file/data; precisions are not involved. +------------------------------------------------------------------------ +r11843 | vlefevre | 2017-11-27 13:58:24 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Improved a test (NaN checking). Added comments. +------------------------------------------------------------------------ +r11842 | vlefevre | 2017-11-27 13:53:43 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Removed a TODO done in r10326 and r10338. +------------------------------------------------------------------------ +r11841 | vlefevre | 2017-11-27 10:31:33 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/autogen.sh + +Updated autogen.sh so that doc/texinfo.tex isn't replaced. +------------------------------------------------------------------------ +r11840 | vlefevre | 2017-11-27 10:25:01 +0000 (Mon, 27 Nov 2017) | 3 lines +Changed paths: + A /trunk/doc/texinfo.tex + +Added doc/texinfo.tex file from Texinfo 6.5 since the version installed +by Automake (via "autoreconf -i" as called by autogen.sh) is obsolete: +more than 4 years older than the current version! +------------------------------------------------------------------------ +r11839 | vlefevre | 2017-11-27 09:17:37 +0000 (Mon, 27 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated a comment about a bug in Texinfo. +------------------------------------------------------------------------ +r11838 | vlefevre | 2017-11-23 14:33:18 +0000 (Thu, 23 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tset_exp.c + +[tests/tset_exp.c] Check mpfr_get_exp too (with two additional tests +for mpfr_set_exp). +------------------------------------------------------------------------ +r11837 | vlefevre | 2017-11-23 13:58:12 +0000 (Thu, 23 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/texceptions.c + +[tests/texceptions.c] Minor improvements. +------------------------------------------------------------------------ +r11836 | vlefevre | 2017-11-23 13:53:24 +0000 (Thu, 23 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] For mpfr_get_exp, document that x can be outside of +the current range of acceptable values (this was ambiguous). +------------------------------------------------------------------------ +r11835 | vlefevre | 2017-11-21 15:03:59 +0000 (Tue, 21 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected Texinfo typography issues. +------------------------------------------------------------------------ +r11834 | zimmerma | 2017-11-21 14:11:23 +0000 (Tue, 21 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added another example where we can have an overflow + +------------------------------------------------------------------------ +r11833 | zimmerma | 2017-11-21 13:14:23 +0000 (Tue, 21 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added pointer to mpfr_subnormalize + +------------------------------------------------------------------------ +r11832 | vlefevre | 2017-11-21 12:52:40 +0000 (Tue, 21 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Major update of "MPFR and the IEEE 754 Standard". +------------------------------------------------------------------------ +r11831 | vlefevre | 2017-11-21 11:44:50 +0000 (Tue, 21 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added "MPFR and the IEEE 754 Standard" to the main menu +as required. Title capitalization. +------------------------------------------------------------------------ +r11830 | vlefevre | 2017-11-21 11:41:29 +0000 (Tue, 21 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Correction of a @node. +------------------------------------------------------------------------ +r11829 | zimmerma | 2017-11-21 10:27:43 +0000 (Tue, 21 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added section "MPFR and the IEEE 754 standard" + +------------------------------------------------------------------------ +r11828 | vlefevre | 2017-11-20 17:48:30 +0000 (Mon, 20 Nov 2017) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] mpfr_can_round: corrected the example; removed +a reference to "ternary value" as there is already one in the +previous sentence; clarification. +------------------------------------------------------------------------ +r11827 | vlefevre | 2017-11-20 17:37:54 +0000 (Mon, 20 Nov 2017) | 4 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Faithful rounding (MPFR_RNDF): + * Document that this feature is experimental and partially supported. + * Update Section "API Compatibility". +Note: the NEWS file was up-to-date. +------------------------------------------------------------------------ +r11822 | vlefevre | 2017-11-15 16:17:14 +0000 (Wed, 15 Nov 2017) | 5 lines +Changed paths: + M /trunk/tests/talloc-cache.c + +[tests/talloc-cache.c] + * Replaced test + abort() by the more informative MPFR_ASSERTN(). + * Also check that the allocator is the current GMP one (this would + fail with MPFR 3.1.6, where the allocation functions are memorized + the first time they are seen). +------------------------------------------------------------------------ +r11821 | vlefevre | 2017-11-15 12:35:39 +0000 (Wed, 15 Nov 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/free_cache.c + M /trunk/src/mpfr.h + M /trunk/tests/talloc-cache.c + +mpfr_mp_memory_cleanup() now returns an error code (currently always 0) +to avoid a future prototype change in case errors would be possible. +------------------------------------------------------------------------ +r11820 | vlefevre | 2017-11-10 16:48:39 +0000 (Fri, 10 Nov 2017) | 6 lines +Changed paths: + M /trunk/TODO + M /trunk/src/ai.c + M /trunk/src/bernoulli.c + M /trunk/src/clear.c + M /trunk/src/exp3.c + M /trunk/src/fpif.c + M /trunk/src/get_str.c + M /trunk/src/init2.c + M /trunk/src/inp_str.c + M /trunk/src/lngamma.c + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/out_str.c + M /trunk/src/rndna.c + M /trunk/src/round_prec.c + M /trunk/src/set_prec.c + M /trunk/src/strtofr.c + M /trunk/src/vasprintf.c + M /trunk/src/zeta.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + +Cleanup: In src/mpfr-gmp.h, exchanged + mpfr_allocate_func and *__gmp_allocate_func + mpfr_reallocate_func and *__gmp_reallocate_func + mpfr_free_func and *__gmp_free_func +and in the code, replaced *__gmp_{allocate,reallocate,free}_func +by mpfr_{allocate,reallocate,free}_func; updated TODO file. +------------------------------------------------------------------------ +r11819 | vlefevre | 2017-11-10 13:58:25 +0000 (Fri, 10 Nov 2017) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] The sign bit of a NaN is now specified for mpfr_abs, +mpfr_neg and mpfr_set, in order to mimic the IEEE-754 abs, negate +and copy operations. +------------------------------------------------------------------------ +r11818 | vlefevre | 2017-11-10 13:13:13 +0000 (Fri, 10 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tabs.c + +[tests/tabs.c] More tests on mpfr_abs, including the ternary value +and the NaN flag and sign bit for ±NaN. +------------------------------------------------------------------------ +r11817 | vlefevre | 2017-11-10 12:53:48 +0000 (Fri, 10 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tabs.c + +[tests/tabs.c] Coding style. +------------------------------------------------------------------------ +r11816 | vlefevre | 2017-11-10 12:47:09 +0000 (Fri, 10 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] For mpfr_neg on NaN, also check that the variable is +set to NaN and that the ternary value is 0. +------------------------------------------------------------------------ +r11815 | vlefevre | 2017-11-10 12:43:04 +0000 (Fri, 10 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] More NaN tests for mpfr_set. +------------------------------------------------------------------------ +r11814 | vlefevre | 2017-11-10 12:34:17 +0000 (Fri, 10 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] More tests of the NaN flag and the sign bit for mpfr_neg +on NaN. +------------------------------------------------------------------------ +r11813 | vlefevre | 2017-11-10 12:22:26 +0000 (Fri, 10 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] The global variable "error" is better as static. +------------------------------------------------------------------------ +r11812 | vlefevre | 2017-11-10 12:17:15 +0000 (Fri, 10 Nov 2017) | 2 lines +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] For mpfr_neg on NaN, check that the sign bit is flipped +in both ways. +------------------------------------------------------------------------ +r11811 | vlefevre | 2017-11-10 12:02:02 +0000 (Fri, 10 Nov 2017) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added talloc-cache to svn:ignore property. +------------------------------------------------------------------------ +r11810 | vlefevre | 2017-11-09 14:49:39 +0000 (Thu, 09 Nov 2017) | 3 lines +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] In the mpfr_neg test on the sign of NaN: +C90 compatibility; improved robustness since as specified, +mpfr_signbit can return any value (not just 0 or 1). +------------------------------------------------------------------------ +r11809 | vlefevre | 2017-11-09 14:35:17 +0000 (Thu, 09 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/neg.c + +[src/neg.c] Refactored code (BTW, this was not a bug as the sign of NaN +is currently unspecified for mpfr_neg). +------------------------------------------------------------------------ +r11808 | zimmerma | 2017-11-09 13:57:40 +0000 (Thu, 09 Nov 2017) | 3 lines +Changed paths: + M /trunk/src/neg.c + M /trunk/tests/tset.c + +fixed bug reported by Trevor Spiteri +(https://sympa.inria.fr/sympa/arc/mpfr/2017-11/msg00003.html) + +------------------------------------------------------------------------ +r11807 | vlefevre | 2017-11-08 17:04:45 +0000 (Wed, 08 Nov 2017) | 7 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/src/free_cache.c + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/tests/talloc-cache.c + +Change the way memory is allocated (as discussed partly in private). + * src/mpfr-gmp.c, src/mpfr-gmp.h, src/mpfr-impl.h: update. + * src/free_cache.c, src/mpfr.h: added mpfr_mp_memory_cleanup function. + * NEWS: describe API change. + * TODO: added 2 related items (future clean-up and feature). + * doc/mpfr.texi: update. + * tests/talloc-cache.c: take API change into account. +------------------------------------------------------------------------ +r11806 | vlefevre | 2017-11-07 15:59:03 +0000 (Tue, 07 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated Section "Compatibility With MPF". +------------------------------------------------------------------------ +r11805 | vlefevre | 2017-11-07 15:34:11 +0000 (Tue, 07 Nov 2017) | 4 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Removed a paragraph from r2962 concerning mpf2mpfr.h +and mpf_init / mpf_init2: since r2985, the mpf_init / mpf_init2 macros +initialize to 0 like MPF, so that users shouldn't see differences from +MPF. +------------------------------------------------------------------------ +r11804 | zimmerma | 2017-11-07 15:33:40 +0000 (Tue, 07 Nov 2017) | 2 lines +Changed paths: + M /trunk/TODO + +added reference + +------------------------------------------------------------------------ +r11803 | vlefevre | 2017-11-07 09:21:02 +0000 (Tue, 07 Nov 2017) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Formatting. +------------------------------------------------------------------------ +r11802 | vlefevre | 2017-11-07 09:14:30 +0000 (Tue, 07 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] mpfr_free_cache_t: added comments to show that these are +flags. +------------------------------------------------------------------------ +r11801 | vlefevre | 2017-11-07 09:09:03 +0000 (Tue, 07 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated mpfr_free_cache / mpfr_free_cache2 description. +------------------------------------------------------------------------ +r11800 | vlefevre | 2017-11-07 08:31:45 +0000 (Tue, 07 Nov 2017) | 2 lines +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] Minor portability improvement for mpfr_free_cache2 +to accept way = 0 (no effect on two's complement machines). +------------------------------------------------------------------------ +r11799 | vlefevre | 2017-11-06 16:39:40 +0000 (Mon, 06 Nov 2017) | 8 lines +Changed paths: + M /trunk/tests/talloc-cache.c + M /trunk/tests/tests.c + +[tests] + * tests.c: for test programs that use GMP's mp_set_memory_functions, + tests_rand_start and tests_rand_end also need to be disabled; to do + that, require that tests_memory_disabled be set to 2 in this case + (the value 1 is already used for the use with mini-gmp, where only + tests_memory_start and tests_memory_end need to be disabled). + * talloc-cache.c: call tests_start_mpfr and tests_end_mpfr as usual, + with tests_memory_disabled set to 2. +------------------------------------------------------------------------ +r11798 | vlefevre | 2017-11-06 16:01:32 +0000 (Mon, 06 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11797 | vlefevre | 2017-11-06 14:22:11 +0000 (Mon, 06 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Minor change. +------------------------------------------------------------------------ +r11796 | vlefevre | 2017-11-06 14:17:51 +0000 (Mon, 06 Nov 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] + explicit information on pools (in addition to caches). +------------------------------------------------------------------------ +r11795 | vlefevre | 2017-11-06 12:19:43 +0000 (Mon, 06 Nov 2017) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +[NEWS,doc/mpfr.texi] mpfr_free_cache2 is a new function in MPFR 4.0, +as a consequence of shared caches for multithreaded applications. +------------------------------------------------------------------------ +r11794 | vlefevre | 2017-11-06 12:07:28 +0000 (Mon, 06 Nov 2017) | 1 line +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] GNU coding style. +------------------------------------------------------------------------ +r11793 | vlefevre | 2017-11-06 12:03:04 +0000 (Mon, 06 Nov 2017) | 7 lines +Changed paths: + M /trunk/tests/Makefile.am + M /trunk/tests/talloc-cache.c + +[tests] + * Makefile.am: added talloc-cache to check_PROGRAMS. + * talloc-cache.c: improved the test allocators so that an incorrect + use is detected by this code instead of relying on the C library + checking bad use of malloc/realloc/free (which was UB). + NOTE: The test currently fails in the trunk due to the mpz_t pool. + But anyway, the memory allocation method will change soon. +------------------------------------------------------------------------ +r11792 | vlefevre | 2017-11-06 10:29:06 +0000 (Mon, 06 Nov 2017) | 1 line +Changed paths: + M /trunk/tests/talloc-cache.c + +[tests/talloc-cache.c] Corrected indentation. +------------------------------------------------------------------------ +r11791 | vlefevre | 2017-10-30 12:46:57 +0000 (Mon, 30 Oct 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved the mpfr_nexttoward description w.r.t. flags. +------------------------------------------------------------------------ +r11790 | zimmerma | 2017-10-27 19:12:45 +0000 (Fri, 27 Oct 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added note about mpfr_beta + +------------------------------------------------------------------------ +r11788 | vlefevre | 2017-10-26 14:39:53 +0000 (Thu, 26 Oct 2017) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +[NEWS,doc/mpfr.texi] mpfr_beta is incomplete, experimental. +See <https://sympa.inria.fr/sympa/arc/mpfr/2017-10/msg00007.html>. +------------------------------------------------------------------------ +r11787 | zimmerma | 2017-10-26 09:06:02 +0000 (Thu, 26 Oct 2017) | 2 lines +Changed paths: + M /trunk/TODO + +added functions from C++17 + +------------------------------------------------------------------------ +r11784 | zimmerma | 2017-10-23 07:18:05 +0000 (Mon, 23 Oct 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +fixed typo + +------------------------------------------------------------------------ +r11782 | vlefevre | 2017-10-11 13:13:32 +0000 (Wed, 11 Oct 2017) | 4 lines +Changed paths: + M /trunk/src/get_float128.c + M /trunk/tests/tset_float128.c + +[src/get_float128.c] Fixed failure in mpfr_get_float128 when called with + a very reduced exponent range. +[tests/tset_float128.c] Also test mpfr_get_float128 in reduced exponent + range (triggering a failure before the fix). +------------------------------------------------------------------------ +r11781 | vlefevre | 2017-10-10 08:09:02 +0000 (Tue, 10 Oct 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": + Check the generic code. +------------------------------------------------------------------------ +r11779 | vlefevre | 2017-10-09 15:02:46 +0000 (Mon, 09 Oct 2017) | 3 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] Fixed the generic code when called with a very reduced +exponent range. The tset_ld failure could be triggered on x86 by running +"./configure ... mpfr_cv_c_long_double_format=unknown". +------------------------------------------------------------------------ +r11778 | vlefevre | 2017-10-09 12:17:18 +0000 (Mon, 09 Oct 2017) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Also test mpfr_get_ld in reduced exponent range +(no failures on x86). +------------------------------------------------------------------------ +r11777 | vlefevre | 2017-10-09 11:39:32 +0000 (Mon, 09 Oct 2017) | 6 lines +Changed paths: + M /trunk/src/get_z.c + M /trunk/tests/tget_z.c + +[src/get_z.c] Fixed failure in mpfr_get_z when called with a very + reduced exponent range. +[tests/tget_z.c] Added tests in the various rounding modes (triggering + a failure before the above fix). Also call check_one() on an integer + congruent to 1 mod 4 (useful to check even rounding). Fixed 2 issues + in the error message (for inex and the flags). +------------------------------------------------------------------------ +r11776 | vlefevre | 2017-10-09 09:17:50 +0000 (Mon, 09 Oct 2017) | 2 lines +Changed paths: + M /trunk/tests/tget_z.c + +[tests/tget_z.c] Also test mpfr_get_z in reduced exponent range +(no failures though its code seems incorrect). +------------------------------------------------------------------------ +r11775 | vlefevre | 2017-10-06 15:08:25 +0000 (Fri, 06 Oct 2017) | 2 lines +Changed paths: + M /trunk/src/get_si.c + M /trunk/src/get_sj.c + +[src/{get_si.c,get_sj.c}] Minor improvement, removing an obsolete note +in get_sj.c at the same time. +------------------------------------------------------------------------ +r11774 | vlefevre | 2017-10-06 14:17:38 +0000 (Fri, 06 Oct 2017) | 3 lines +Changed paths: + M /trunk/src/get_sj.c + M /trunk/src/get_uj.c + M /trunk/tests/tget_sj.c + +[src/{get_sj.c,get_uj.c}] Fixed failure in mpfr_get_sj and mpfr_get_uj + when called with a very reduced exponent range. +[tests/tget_sj.c] Added corresponding test cases. +------------------------------------------------------------------------ +r11773 | vlefevre | 2017-10-06 13:52:29 +0000 (Fri, 06 Oct 2017) | 1 line +Changed paths: + M /trunk/tests/tset_si.c + +[tests/tset_si.c] Minor correction in error message. +------------------------------------------------------------------------ +r11772 | vlefevre | 2017-10-05 12:52:59 +0000 (Thu, 05 Oct 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Function multiversioning (FMV): more details. +------------------------------------------------------------------------ +r11771 | vlefevre | 2017-10-05 12:47:27 +0000 (Thu, 05 Oct 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Mention function multiversioning (FMV). +------------------------------------------------------------------------ +r11770 | vlefevre | 2017-10-04 15:25:26 +0000 (Wed, 04 Oct 2017) | 2 lines +Changed paths: + M /trunk/src/get_si.c + M /trunk/src/get_ui.c + +[src/{get_si.c,get_ui.c}] Fixed failure in mpfr_get_si and mpfr_get_ui +when called with a very reduced exponent range. +------------------------------------------------------------------------ +r11769 | vlefevre | 2017-10-04 15:07:56 +0000 (Wed, 04 Oct 2017) | 2 lines +Changed paths: + M /trunk/tests/tset_si.c + +[tests/tset_si.c] get_tests: added comments and tests in a reduced +exponent range, which currently trigger an assertion failure. +------------------------------------------------------------------------ +r11768 | vlefevre | 2017-10-02 08:53:14 +0000 (Mon, 02 Oct 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11767 | vlefevre | 2017-10-02 08:39:52 +0000 (Mon, 02 Oct 2017) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mention mpfr_dump. +------------------------------------------------------------------------ +r11766 | vlefevre | 2017-10-02 08:37:28 +0000 (Mon, 02 Oct 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Describe the current output format of mpfr_dump. +------------------------------------------------------------------------ +r11765 | vlefevre | 2017-10-02 08:22:37 +0000 (Mon, 02 Oct 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Replaced @code by @samp for things that are not +actually code, but parts of character strings. +------------------------------------------------------------------------ +r11764 | vlefevre | 2017-09-29 15:58:51 +0000 (Fri, 29 Sep 2017) | 2 lines +Changed paths: + M /trunk/src/dump.c + M /trunk/tests/toutimpl.c + +[src/dump.c] mpfr_dump now outputs specific info for invalid data. +[tests/toutimpl.c] Added mpfr_dump tests. +------------------------------------------------------------------------ +r11763 | vlefevre | 2017-09-29 13:44:52 +0000 (Fri, 29 Sep 2017) | 6 lines +Changed paths: + M /trunk/src/dump.c + +[src/dump.c] + * Output the sign even for NaN, since this can be useful information + (the sign of a NaN has an effect with some functions, following + IEEE 754-2008). + * This changes allows one to get rid of the mpfr_fprint_binary + static function at the same time. +------------------------------------------------------------------------ +r11762 | vlefevre | 2017-09-29 13:31:25 +0000 (Fri, 29 Sep 2017) | 1 line +Changed paths: + M /trunk/src/dump.c + M /trunk/src/print_raw.c + +[src/{dump.c,print_raw.c}] Updated the description. +------------------------------------------------------------------------ +r11761 | vlefevre | 2017-09-29 13:25:34 +0000 (Fri, 29 Sep 2017) | 20 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/dump.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/print_raw.c + M /trunk/src/sub1sp.c + +[src] Clean up of debugging output functions: + * Replaced the internal function mpfr_fprint_binary by a new + internal function mpfr_fdump, similar to mpfr_dump, but with + a FILE * argument. + * Got rid of mpfr_print_binary entirely (it became internal in + r2466 for MPFR 2.0.2, released in 2003). + +Details: + * print_raw.c: + - moved the mpfr_fprint_binary code to dump.c; + - removed mpfr_print_binary. + * dump.c: + - mpfr_fprint_binary (from print_raw.c) is now defined as static; + - added function mpfr_fdump, using mpfr_fprint_binary; + - mpfr_dump: use mpfr_fdump instead of the old mpfr_print_binary. + * mpfr-impl.h: + - replaced mpfr_fprint_binary declaration by mpfr_fdump; + - removed mpfr_print_binary declaration. + * add1sp.c, mul.c, sub1sp.c: replaced mpfr_fprint_binary by mpfr_fdump + and removed the '\n', now output by mpfr_fdump. +------------------------------------------------------------------------ +r11759 | vlefevre | 2017-09-28 11:27:54 +0000 (Thu, 28 Sep 2017) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added trootn_ui to svn:ignore property. +------------------------------------------------------------------------ +r11758 | vlefevre | 2017-09-20 14:11:30 +0000 (Wed, 20 Sep 2017) | 3 lines +Changed paths: + M /trunk/tests/toutimpl.c + +[tests/toutimpl.c] + * Check mpfr_print_mant_binary() too. + * GNU coding style. +------------------------------------------------------------------------ +r11757 | vlefevre | 2017-09-20 13:57:58 +0000 (Wed, 20 Sep 2017) | 4 lines +Changed paths: + M /trunk/src/print_raw.c + +[src/print_raw.c] Changes in mpfr_print_mant_binary(): + * Output a ']' when a '[' was output earlier. + * Correction: putchar() takes an int (or unsigned char), not a char. + * GNU coding style. +------------------------------------------------------------------------ +r11756 | zimmerma | 2017-09-18 14:02:23 +0000 (Mon, 18 Sep 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/timp.h + +changed .align 64 into .p2align 6 (cf https://trac.sagemath.org/ticket/19233) + +------------------------------------------------------------------------ +r11755 | vlefevre | 2017-09-15 11:51:18 +0000 (Fri, 15 Sep 2017) | 21 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tacos.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tatanh.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/terf.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tmul.c + M /trunk/tests/tset.c + M /trunk/tests/tset_str.c + M /trunk/tests/tsgn.c + M /trunk/tests/tui_div.c + +[tests] Solve issues with the incorrect use of mpfr_sgn, and make sure +that this cannot happen again without being detected: on zero, +1 or -1 +was sometimes expected to check the sign of zero, but mpfr_sgn actually +returned 0, so that the check always succeeded whatever the sign of the +null result. + * mpfr-test.h: define a new mpfr_sgn macro that fails when used on NaN + or zero (whose sign is not +1 or -1), except when MPFR_TESTS_TSGN is + defined. + * tacos.c, tasin.c, tasinh.c, tatanh.c, tcbrt.c, tdim.c, terf.c, + texp.c, texp10.c, texp2.c, texpm1.c, tset.c, tset_str.c: replaced + the incorrect use of mpfr_sgn; some other related improvements. + Note: in tset.c, a "mpfr_sgn (x) < 0" test had to be replaced by + "MPFR_IS_POS (x)" since we really want to test whether the sign + is positive (not negative). + * tdiv.c, tmul.c, tui_div.c: simplified some tests, in particular to + avoid a failure with the new mpfr_sgn macro for the tests; here, + the use of mpfr_sgn was correct, but one could do simpler. + * tgmpop.c: replaced "mpfr_sgn (z)" by "(mpfr_sgn) (z)" to avoid the + new mpfr_sgn macro (here, we really want the mathematical sign). + * tsgn.c: define MPFR_TESTS_TSGN as the goal of this program is to + test mpfr_sgn itself (both the function and the macro in mpfr.h). +------------------------------------------------------------------------ +r11754 | vlefevre | 2017-09-15 07:45:21 +0000 (Fri, 15 Sep 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": Enhanced step 5 (tarballs). +------------------------------------------------------------------------ +r11753 | zimmerma | 2017-09-14 18:55:02 +0000 (Thu, 14 Sep 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/Makefile + +patch to avoid using the system mpfr.h + +------------------------------------------------------------------------ +r11752 | vlefevre | 2017-09-14 15:41:35 +0000 (Thu, 14 Sep 2017) | 4 lines +Changed paths: + M /trunk/tests/tfms.c + +[tests/tfms.c] Similar changes to what was done in tfma.c: + * replaced "mpfr_cmp" by "! mpfr_equal_p"; + * code formatting (mainly reindentation); + * use of SAME_SIGN for better clarity. +------------------------------------------------------------------------ +r11751 | vlefevre | 2017-09-14 15:39:24 +0000 (Thu, 14 Sep 2017) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + +[tests/tfma.c] Similar change to what was done in tfms.c (may be useful +in the future). +------------------------------------------------------------------------ +r11750 | vlefevre | 2017-09-14 15:28:21 +0000 (Thu, 14 Sep 2017) | 4 lines +Changed paths: + M /trunk/tests/tabs.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tcos.c + M /trunk/tests/tcoth.c + M /trunk/tests/tdiv.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tgmpop.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow3.c + M /trunk/tests/trint.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/ttan.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tzeta.c + +[tests] Got rid of the use of mpfr_print_binary, in general with +mpfr_dump. Replaced some "mpfr_out_str (stdout, 2, ...)" by mpfr_dump +for consistency or as improvements. Some other corrections in the +related error messages. +------------------------------------------------------------------------ +r11749 | zimmerma | 2017-09-14 14:03:59 +0000 (Thu, 14 Sep 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +added info about autoconf-archive + +------------------------------------------------------------------------ +r11748 | vlefevre | 2017-09-14 09:23:39 +0000 (Thu, 14 Sep 2017) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + +Old, deprecated macros mpfr_add_one_ulp and mpfr_sub_one_ulp removed. +------------------------------------------------------------------------ +r11747 | vlefevre | 2017-09-13 15:06:51 +0000 (Wed, 13 Sep 2017) | 3 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Do the tests_start_mpfr / tests_end_mpfr check only if +the .c file has a main() function; this avoids an error on trootn_ui.c, +which just does a #include. +------------------------------------------------------------------------ +r11746 | vlefevre | 2017-09-13 14:46:00 +0000 (Wed, 13 Sep 2017) | 4 lines +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] + * Use mpfr_set_zero instead of mpfr_set_ui / mpfr_neg (like what was + done for the infinity, using mpfr_set_inf). + * For exact cases (NaN, ±Inf, ±0), check that the ternary value is 0. +------------------------------------------------------------------------ +r11745 | vlefevre | 2017-09-13 14:36:25 +0000 (Wed, 13 Sep 2017) | 3 lines +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] For the root(±0,k) tests, before calling the function, +we set the target y to NaN with the wrong sign, so that if the code of +the function forgets to do something, this will be detected. +------------------------------------------------------------------------ +r11744 | vlefevre | 2017-09-13 14:17:46 +0000 (Wed, 13 Sep 2017) | 1 line +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Also check root(+0,42) and root(-0,17) for completeness. +------------------------------------------------------------------------ +r11743 | vlefevre | 2017-09-13 14:11:35 +0000 (Wed, 13 Sep 2017) | 2 lines +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Really check the sign of the result 0 (the old test +was always false, thus useless!). +------------------------------------------------------------------------ +r11742 | vlefevre | 2017-09-13 14:00:15 +0000 (Wed, 13 Sep 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r11709 | vlefevre | 2017-09-05 12:59:09 +0000 (Tue, 05 Sep 2017) | 2 lines +r11741 | vlefevre | 2017-09-13 13:59:20 +0000 (Wed, 13 Sep 2017) | 11 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/root.c + M /trunk/tests/Makefile.am + M /trunk/tests/troot.c + A /trunk/tests/trootn_ui.c + +New mpfr_rootn_ui function; mpfr_root deprecated. + * src/root.c: mpfr_rootn_ui is now the main code, and mpfr_root calls + mpfr_rootn_ui. + * src/mpfr.h: added mpfr_rootn_ui prototype; marked mpfr_root as + deprecated. + * Added tests/trootn_ui.c (includes troot.c). + * tests/troot.c: made it usable (via #include) by the new trootn_ui.c + test. + * tests/Makefile.am: added trootn_ui; at the same time, corrected the + order of the test programs (lexicographic, with exceptions). + * NEWS, TODO, doc/mpfr.texi: update. +------------------------------------------------------------------------ +r11740 | vlefevre | 2017-09-13 13:28:05 +0000 (Wed, 13 Sep 2017) | 1 line +Changed paths: + M /trunk/doc/add-with-carry.c + M /trunk/tests/talloc-cache.c + +Removed the text/x-csrc svn:mime-type property present on 2 files. +------------------------------------------------------------------------ +r11739 | vlefevre | 2017-09-13 13:22:33 +0000 (Wed, 13 Sep 2017) | 2 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tgeneric.c + M /trunk/tests/tversion.c + +[tests] Avoid duplicate code by defining the MAKE_STR() macro in +mpfr-test.h only instead of tgeneric.c and tversion.c. +------------------------------------------------------------------------ +r11734 | vlefevre | 2017-09-08 10:26:37 +0000 (Fri, 08 Sep 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": Updated the warning, as the issue +concerns the .ps file only (the .dvi file has no papersize info). +------------------------------------------------------------------------ +r11733 | vlefevre | 2017-09-08 10:07:03 +0000 (Fri, 08 Sep 2017) | 3 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": Added a warning to check the +papersize of the generated dvi and ps files, which may be incorrect +(bug in texinfo(?) reported as Debian bug 874632). +------------------------------------------------------------------------ +r11729 | vlefevre | 2017-09-08 08:34:24 +0000 (Fri, 08 Sep 2017) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/configure.ac + M /trunk/tests/tstrtofr.c + +Switched other gmplib.org URL's to https. +------------------------------------------------------------------------ +r11728 | vlefevre | 2017-09-08 08:31:36 +0000 (Fri, 08 Sep 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated URL: + http://gmplib.org → https://gmplib.org/ +------------------------------------------------------------------------ +r11727 | vlefevre | 2017-09-08 08:29:52 +0000 (Fri, 08 Sep 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated URL: + ftp://ftp.gnu.org/gnu/mpfr/ → https://ftp.gnu.org/gnu/mpfr/ +------------------------------------------------------------------------ +r11726 | vlefevre | 2017-09-08 08:25:49 +0000 (Fri, 08 Sep 2017) | 1 line +Changed paths: + M /trunk/tools/announce-text + +[tools/announce-text] Switched to https for ftp.gnu.org. +------------------------------------------------------------------------ +r11724 | vlefevre | 2017-09-07 14:20:45 +0000 (Thu, 07 Sep 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": update about the uploads. +------------------------------------------------------------------------ +r11715 | vlefevre | 2017-09-06 15:30:04 +0000 (Wed, 06 Sep 2017) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Completed item on thread-safe DLL (shared library) support. +------------------------------------------------------------------------ +r11714 | vlefevre | 2017-09-06 13:49:07 +0000 (Wed, 06 Sep 2017) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/mpfr-impl.h -Updated version to 3.1.6-rc2 (at least for the developers, so that -intermediate versions with new changes cannot be confused with rc1). +[src/mpfr-impl.h] Completed the fix in r11713. ------------------------------------------------------------------------ -r11708 | vlefevre | 2017-09-05 12:55:34 +0000 (Tue, 05 Sep 2017) | 4 lines +r11713 | vlefevre | 2017-09-06 13:47:45 +0000 (Wed, 06 Sep 2017) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsprintf.c + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed thread-safe DLL support with ICC and MSVC +on MS Windows without the GMP build directory (r11712 contained +inconsistent function names, yielding "unresolved external symbol" +errors in tabort_defalloc1.obj), second try. +------------------------------------------------------------------------ +r11712 | vlefevre | 2017-09-06 11:48:21 +0000 (Wed, 06 Sep 2017) | 7 lines +Changed paths: + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +[src] Attempt to fix thread-safe DLL support with ICC and MSVC on +MS Windows without the GMP build directory. See: + https://sympa.inria.fr/sympa/arc/mpfr/2017-09/msg00009.html + https://sympa.inria.fr/sympa/arc/mpfr/2017-09/msg00014.html +i.e. for the mpfr_allocate_func, mpfr_reallocate_func & mpfr_free_func +external TLS variables, one does the same thing as what had been done +for the other ones (__gmpfr_flags, __gmpfr_emin, __gmpfr_emax, etc.). +------------------------------------------------------------------------ +r11711 | vlefevre | 2017-09-06 11:11:13 +0000 (Wed, 06 Sep 2017) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added tget_q to svn:ignore property. +------------------------------------------------------------------------ +r11706 | vlefevre | 2017-09-05 12:48:04 +0000 (Tue, 05 Sep 2017) | 3 lines +Changed paths: + M /trunk/tests/tsprintf.c [tests/tsprintf.c] With MPFR_CHECK_LIBC_PRINTF, disable the test of the "'" flag with a non-glibc C library (SUS extension in printf). In particular, it is not supported by AIX 7.2. -(merged changesets r11704,11706 from the trunk) ------------------------------------------------------------------------ -r11707 | vlefevre | 2017-09-05 12:54:34 +0000 (Tue, 05 Sep 2017) | 5 lines +r11705 | vlefevre | 2017-09-05 12:37:19 +0000 (Tue, 05 Sep 2017) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/src/mpfr-impl.h [src/mpfr-impl.h] In case decimal_point and/or thousands_sep are non-single-byte characters (as found on FreeBSD 11 in fr_FR.UTF-8), revert to the default value. Added a FIXME to support multibyte decimal_point and thousands_sep. -(merged changeset r11705 from the trunk) ------------------------------------------------------------------------ -r11703 | vlefevre | 2017-09-05 11:40:33 +0000 (Tue, 05 Sep 2017) | 10 lines +r11704 | vlefevre | 2017-09-05 11:46:44 +0000 (Tue, 05 Sep 2017) | 1 line +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Formatting. +------------------------------------------------------------------------ +r11702 | vlefevre | 2017-09-05 10:33:34 +0000 (Tue, 05 Sep 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a paragraph about temporary result files created +by test programs. +------------------------------------------------------------------------ +r11701 | vlefevre | 2017-09-05 10:19:58 +0000 (Tue, 05 Sep 2017) | 1 line +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] Added tfpif_rw.dat to CLEANFILES. +------------------------------------------------------------------------ +r11700 | vlefevre | 2017-09-05 10:17:34 +0000 (Tue, 05 Sep 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tests/tfprintf.c - M /branches/3.1/tests/tout_str.c - M /branches/3.1/tests/toutimpl.c - M /branches/3.1/tests/tprintf.c + M /trunk/tests/Makefile.am + D /trunk/tests/mpfrtest.dat + D /trunk/tests/mpfrtest2.dat + M /trunk/tests/tfpif.c + A /trunk/tests/tfpif_r1.dat (from /trunk/tests/mpfrtest.dat:11699) + A /trunk/tests/tfpif_r2.dat (from /trunk/tests/mpfrtest2.dat:11699) + +[tests] Renamed mpfrtest.txt, mpfrtest.dat and mpfrtest2.dat to +tfpif_rw.dat, tfpif_r1.dat and tfpif_r2.dat respectively. +------------------------------------------------------------------------ +r11699 | vlefevre | 2017-09-05 09:32:11 +0000 (Tue, 05 Sep 2017) | 8 lines +Changed paths: + M /trunk/tests/Makefile.am + M /trunk/tests/toutimpl.c [tests] - * tfprintf.c, tout_str.c, tprintf.c: Do not use the same filename - for result files created in these test programs, as this may break - parallel tests. * toutimpl.c: Changed the filename of the result file like what has been done in other test programs, to make sure that it will not be reused by mistake. Removed comments about tmpname (which does not exist). + * Makefile.am: Added this filename to CLEANFILES (even though the + file is removed by the test program, an error could occur before + its actual removal). +------------------------------------------------------------------------ +r11698 | vlefevre | 2017-09-05 09:13:13 +0000 (Tue, 05 Sep 2017) | 10 lines +Changed paths: + M /trunk/tests/Makefile.am + M /trunk/tests/tfprintf.c + M /trunk/tests/tout_str.c + M /trunk/tests/tprintf.c + +[tests] + * tfprintf.c, tout_str.c, tprintf.c: Do not use the same filename + for result files created in these test programs, as this breaks + parallel tests (note that such files are used only if /dev/null + does not work, so that Unix-like systems were not affected). + This should fix the bug reported in + https://sympa.inria.fr/sympa/arc/mpfr/2017-09/msg00000.html + as said in + https://sympa.inria.fr/sympa/arc/mpfr/2017-09/msg00005.html * Makefile.am: added a CLEANFILES line with these files. -(merged changesets r11698-11699 from the trunk) ------------------------------------------------------------------------ -r11694 | vlefevre | 2017-09-01 15:17:43 +0000 (Fri, 01 Sep 2017) | 1 line +r11695 | vlefevre | 2017-09-01 15:24:42 +0000 (Fri, 01 Sep 2017) | 2 lines Changed paths: - M /branches/3.1/tests/turandom.c + M /trunk + M /trunk/tests/turandom.c -[tests/turandom.c] Correction for 16-bit int. +[tests/turandom.c] Added test_underflow(). +(merged changesets r11691-11694 from the 3.1 branch) ------------------------------------------------------------------------ -r11693 | zimmerma | 2017-08-30 06:57:37 +0000 (Wed, 30 Aug 2017) | 2 lines +r11690 | zimmerma | 2017-08-29 12:26:42 +0000 (Tue, 29 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/tests/turandom.c + M /trunk/tools/cfarm.sh -[tests/turandom.c] print got/expected probabilities in test_underflow() +update ------------------------------------------------------------------------ -r11692 | zimmerma | 2017-08-29 12:58:37 +0000 (Tue, 29 Aug 2017) | 2 lines +r11688 | zimmerma | 2017-08-29 12:00:05 +0000 (Tue, 29 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/tests/turandom.c + M /trunk/tools/cfarm.sh -[tests/turandom.c] forgot exp=1 case +updated for mpfr-3.1.6-rc1 ------------------------------------------------------------------------ -r11691 | zimmerma | 2017-08-29 12:52:50 +0000 (Tue, 29 Aug 2017) | 2 lines +r11679 | vlefevre | 2017-08-28 10:29:23 +0000 (Mon, 28 Aug 2017) | 1 line Changed paths: - M /branches/3.1/tests/turandom.c + M /trunk/tools/mpfrlint -added test_underflow() +[tools/mpfrlint] Run tools/ck-version-info. +------------------------------------------------------------------------ +r11678 | vlefevre | 2017-08-28 10:27:04 +0000 (Mon, 28 Aug 2017) | 1 line +Changed paths: + M /trunk/tools/mpfrlint +[tools/mpfrlint] Updated a message due to the change in r11673. ------------------------------------------------------------------------ -r11689 | vlefevre | 2017-08-29 12:17:13 +0000 (Tue, 29 Aug 2017) | 1 line +r11677 | vlefevre | 2017-08-28 10:22:44 +0000 (Mon, 28 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/src/urandom.c + M /trunk/doc/README.dev -[src/urandom.c] Clarified a comment about a subtle case. +[doc/README.dev] "To make a release": The DLL version may need to be +updated too. ------------------------------------------------------------------------ -r11687 | vlefevre | 2017-08-28 20:58:45 +0000 (Mon, 28 Aug 2017) | 3 lines +r11676 | vlefevre | 2017-08-28 10:18:44 +0000 (Mon, 28 Aug 2017) | 1 line Changed paths: - M /branches/3.1/configure.ac + M /trunk/configure.ac -[configure.ac] In "configure --help" output for --enable-decimal-float, -mention that this option requires --with-gmp-build (this is for the 3.1 -branch only). +[configure.ac] Added a comment about the DLL version. ------------------------------------------------------------------------ -r11682 | vlefevre | 2017-08-28 11:25:28 +0000 (Mon, 28 Aug 2017) | 1 line +r11675 | vlefevre | 2017-08-28 10:12:35 +0000 (Mon, 28 Aug 2017) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/configure.ac -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[configure.ac] Updated DLL version to 6 (cur - age). ------------------------------------------------------------------------ -r11681 | vlefevre | 2017-08-28 11:23:02 +0000 (Mon, 28 Aug 2017) | 2 lines +r11674 | vlefevre | 2017-08-28 10:04:47 +0000 (Mon, 28 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-inits-clears -Updated version to 3.1.6-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[tools/{ck-copyright-notice,ck-inits-clears}] Ignore Emacs lock files +(symbolic links) to avoid a failure when a file is being edited. ------------------------------------------------------------------------ -r11672 | vlefevre | 2017-08-28 00:51:57 +0000 (Mon, 28 Aug 2017) | 5 lines +r11673 | vlefevre | 2017-08-28 09:53:35 +0000 (Mon, 28 Aug 2017) | 5 lines Changed paths: - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/turandom.c + D /trunk/tools/check_inits_clears + A /trunk/tools/ck-inits-clears (from /trunk/tools/check_inits_clears:11672) + M /trunk/tools/mpfrlint -Corrections for use with --with-gmp-build. - * tests/tests.c: use __gmp_rands instead of mpfr_rands - (which was introduced by r11666). - * tests/turandom.c: use RANDS instead of mpfr_rands - (which was introduced by r11649). +[tools] Clean up. + * Renamed check_inits_clears to ck-inits-clears (the other "check" + scripts have a name starting with "ck-"). + * mpfrlint: updated the invocation of this test, simplifying it to + make it similar to the other ones (it was based on old code). ------------------------------------------------------------------------ -r11670 | vlefevre | 2017-08-27 22:09:01 +0000 (Sun, 27 Aug 2017) | 3 lines +r11669 | vlefevre | 2017-08-27 22:06:31 +0000 (Sun, 27 Aug 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/turandom.c + M /trunk/tests/turandom.c [tests/turandom.c] Disabled the reprod_abi test with GMP < 4.2.0 since the hardcoded values would be different. -(merged changeset r11669 from the trunk) ------------------------------------------------------------------------ -r11668 | vlefevre | 2017-08-27 21:07:18 +0000 (Sun, 27 Aug 2017) | 4 lines +r11664 | vlefevre | 2017-08-25 14:11:40 +0000 (Fri, 25 Aug 2017) | 6 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Replaced + (MPFR_LIKELY(expr)) || (ASSERT_FAIL(expr),0) +by + (MPFR_LIKELY(expr)) || (ASSERT_FAIL(expr),MPFR_ASSUME(expr),0) +as a workaround to the fact that mpfr_assert_fail is not marked as +"no return" (bug 21415). Thus, after this code, expr must be true. +------------------------------------------------------------------------ +r11663 | vlefevre | 2017-08-25 12:23:31 +0000 (Fri, 25 Aug 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/turandom.c + M /trunk/tests/turandom.c [tests/turandom.c] Check that the behavior does not depend on the platform ABI or MPFR version. -(merged changeset r11663 from the trunk, and updated the hardcoded -values for this 3.1 branch) ------------------------------------------------------------------------ -r11667 | vlefevre | 2017-08-27 20:54:16 +0000 (Sun, 27 Aug 2017) | 3 lines +r11662 | vlefevre | 2017-08-25 12:19:08 +0000 (Fri, 25 Aug 2017) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Corrected error messages after r11661. +------------------------------------------------------------------------ +r11661 | vlefevre | 2017-08-25 11:42:36 +0000 (Fri, 25 Aug 2017) | 3 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Renamed "reprod" to "reprod_rnd_exp" (reproducibility +test with several rounding modes and exponent ranges), because a second +reproducibility test will be added. +------------------------------------------------------------------------ +r11660 | vlefevre | 2017-08-25 10:41:21 +0000 (Fri, 25 Aug 2017) | 7 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] + * In underflow_tests, test the flags in all cases (not just when the + returned result is 0), possibly by first computing the result in a + large exponent range. + * Since the flags are now well tested in underflow_tests, no longer + test them in the second test of test_urandom for k = 0, which was + the incorrect test that was failing (see r11659). +------------------------------------------------------------------------ +r11659 | vlefevre | 2017-08-25 08:00:19 +0000 (Fri, 25 Aug 2017) | 6 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Do some test several times in order to trigger +a "mpfr_urandom() returns incorrect flags for emin = 1" failure +when GMP_CHECK_RANDOMIZE is not set (default). +Note: It is this test that is actually wrong (it corresponds to the +old behavior, currently found in the 3.1 branch, and was not updated +after the mpfr_urandom code was fixed). +------------------------------------------------------------------------ +r11658 | vlefevre | 2017-08-25 07:56:42 +0000 (Fri, 25 Aug 2017) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Code formatting. Added an assertion. +------------------------------------------------------------------------ +r11657 | vlefevre | 2017-08-24 14:34:33 +0000 (Thu, 24 Aug 2017) | 2 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Check that the behavior of mpfr_urandom() does not +depend on the rounding mode. +------------------------------------------------------------------------ +r11656 | vlefevre | 2017-08-24 07:38:38 +0000 (Thu, 24 Aug 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Completed the description of mpfr_urandom. +------------------------------------------------------------------------ +r11655 | vlefevre | 2017-08-24 07:32:30 +0000 (Thu, 24 Aug 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Completed comment. +------------------------------------------------------------------------ +r11654 | vlefevre | 2017-08-23 14:30:59 +0000 (Wed, 23 Aug 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/turandom.c + M /trunk/tests/turandom.c [tests/turandom.c] In bug20170123, use a local gmp_randstate_t variable -instead of mpfr_rands, due to the gmp_randseed_ui. -(merged changeset r11654 from the trunk) +instead of mpfr_rands, due to the gmp_randseed_ui (see r11653). ------------------------------------------------------------------------ -r11666 | vlefevre | 2017-08-27 20:52:18 +0000 (Sun, 27 Aug 2017) | 4 lines +r11653 | vlefevre | 2017-08-23 14:26:42 +0000 (Wed, 23 Aug 2017) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/tests/tests.c + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Detect the use of gmp_randseed* functions on mpfr_rands +(this is bad practice: this would affect later tests, defeating the +purpose of GMP_CHECK_RANDOMIZE; another gmp_randstate_t variable should +be used instead of mpfr_rands). +------------------------------------------------------------------------ +r11652 | vlefevre | 2017-08-23 14:09:13 +0000 (Wed, 23 Aug 2017) | 3 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c -[src/mpfr-gmp.h,tests/tests.c] Got rid of __gmp_randstate_struct, which +[tests/{mpfr-test.h,tests.c}] Got rid of __gmp_randstate_struct, which is internal to GMP: its use came from very old code (r2330 in 2003-06) and it is no longer needed. -(marked changeset r11652 as merged from the trunk) ------------------------------------------------------------------------ -r11665 | vlefevre | 2017-08-27 20:36:53 +0000 (Sun, 27 Aug 2017) | 4 lines +r11651 | vlefevre | 2017-08-23 13:40:39 +0000 (Wed, 23 Aug 2017) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/turandom.c + M /trunk/tests/turandom.c [tests/turandom.c] Disabled a test with GMP < 4.2.0 since it depends on a specific behavior of the random generator, which changed in GMP 4.2.0 (the test would probably fail with such old GMP versions). -(applied a part of r8787 and merged changeset r11651 from the trunk) ------------------------------------------------------------------------ -r11649 | vlefevre | 2017-08-22 13:17:15 +0000 (Tue, 22 Aug 2017) | 16 lines +r11650 | vlefevre | 2017-08-23 10:08:57 +0000 (Wed, 23 Aug 2017) | 8 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src - M /branches/3.1/src/urandom.c - M /branches/3.1/tests/turandom.c + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/urandom.c -[src/urandom.c] Generate the exception flags for mpfr_urandom almost as - expected: - * Set the underflow flag if the drawn exponent is less than emin. - This corresponds to "underflow before rounding" while the normal - rule in MPFR is "underflow after rounding". This is not fixable - in the 3.1 branch since the significand is not drawn in this - case, and drawing the significand to determine whether there is - an underflow would change the state of the PRNG at the end of - the function, breaking the ABI and the users' expectations. - * Set the inexact flag on underflow (this was not done before). -[tests/turandom.c] Added underflow and overflow tests. -[doc/mpfr.texi] Documented the above issue with the underflow flag for - mpfr_urandom. -(merged changesets r11220,11635,11637-11641,11643-11647 from the trunk; -instead of merging the conflicting r11636, did all the changes manually; -replaced mpfr_flags_t by unsigned int) +[src/urandom.c] Partly rewrote mpfr_urandom() so that the next + random state no longer depends on the current exponent range + and the rounding mode, and that the exceptions due to the + rounding of the random number are now correctly generated. +[doc/mpfr.texi] Updated the mpfr_urandom() documentation and + updated Section "API Compatibility / Changed Functions" to + mention the change in MPFR 4.0. +[NEWS] Mentioned the change for MPFR 4.0. ------------------------------------------------------------------------ -r11648 | vlefevre | 2017-08-22 11:57:20 +0000 (Tue, 22 Aug 2017) | 4 lines +r11647 | vlefevre | 2017-08-22 09:24:45 +0000 (Tue, 22 Aug 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/urandom.c - M /branches/3.1/tests/turandom.c + M /trunk/src/urandom.c -[src/urandom.c] Fixed bug reported by Trevor Spiteri: - <https://sympa.inria.fr/sympa/arc/mpfr/2017-01/msg00020.html> -[tests/turandom.c] Added non-regression test. -(merged changesets r11218-11219,11221 from the trunk) +[src/urandom.c] Minor change about underflow, following the usage. ------------------------------------------------------------------------ -r11633 | vlefevre | 2017-08-21 12:31:22 +0000 (Mon, 21 Aug 2017) | 2 lines +r11646 | vlefevre | 2017-08-22 09:08:38 +0000 (Tue, 22 Aug 2017) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/turandom.c -[doc/mpfr.texi] Slightly changed the paragraph about memory allocation -by MPFR (after a discussion with PZ). +[tests/turandom.c] Added inex test for the underflow & overflow tests. ------------------------------------------------------------------------ -r11632 | vlefevre | 2017-08-21 09:49:52 +0000 (Mon, 21 Aug 2017) | 2 lines +r11645 | vlefevre | 2017-08-22 08:00:54 +0000 (Tue, 22 Aug 2017) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/turandom.c -[doc/mpfr.texi] Update about the memory allocation (added references -to Section "Memory Handling"). +[tests/turandom.c] Added overflow tests. +------------------------------------------------------------------------ +r11644 | vlefevre | 2017-08-22 07:46:21 +0000 (Tue, 22 Aug 2017) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Indentation. +------------------------------------------------------------------------ +r11643 | vlefevre | 2017-08-22 07:44:38 +0000 (Tue, 22 Aug 2017) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Added underflow tests. +------------------------------------------------------------------------ +r11642 | vlefevre | 2017-08-22 07:11:23 +0000 (Tue, 22 Aug 2017) | 2 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] With mini-gmp, omit another test that assumes +a deterministic random generator. +------------------------------------------------------------------------ +r11641 | vlefevre | 2017-08-22 06:57:27 +0000 (Tue, 22 Aug 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Bug fix: the inexact flag was not set on underflow. +------------------------------------------------------------------------ +r11640 | vlefevre | 2017-08-22 06:55:11 +0000 (Tue, 22 Aug 2017) | 2 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Added tests of the flags. This currently yields +a failure (inexact flag not set on underflow). +------------------------------------------------------------------------ +r11639 | vlefevre | 2017-08-22 06:40:13 +0000 (Tue, 22 Aug 2017) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Added a test of the underflow flag. +------------------------------------------------------------------------ +r11638 | vlefevre | 2017-08-21 15:12:51 +0000 (Mon, 21 Aug 2017) | 10 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Set the underflow flag if the drawn exponent is less +than emin. This corresponds to "underflow before rounding" while the +normal rule in MPFR is "underflow after rounding". Thus this needs to +be fixed. +Note: This simple change has been done so that it can be merged with +the 3.1 branch. But this will not be fixable in the 3.1 branch since +the significand is not drawn in this case, and drawing the significand +to determine whether there is an underflow would change the state of +the PRNG at the end of the function, breaking the ABI and the users' +expectations. +------------------------------------------------------------------------ +r11637 | vlefevre | 2017-08-21 14:17:20 +0000 (Mon, 21 Aug 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Updated comments about overflow and its flag. +------------------------------------------------------------------------ +r11636 | vlefevre | 2017-08-21 14:12:20 +0000 (Mon, 21 Aug 2017) | 5 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Simplified the code, but, except for precision 1, +without changing the state of the PRNG. +Note: The code could be simplified even further, but the goal of the +current change is to allow it to be merged with the 3.1 branch (where +precision 1 is not supported) without too many conflicts. +------------------------------------------------------------------------ +r11635 | vlefevre | 2017-08-21 13:54:51 +0000 (Mon, 21 Aug 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Moved some code without consequences. Updated comments. +------------------------------------------------------------------------ +r11634 | vlefevre | 2017-08-21 13:08:47 +0000 (Mon, 21 Aug 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Useless parentheses; reformatting. +------------------------------------------------------------------------ +r11629 | vlefevre | 2017-08-17 11:17:51 +0000 (Thu, 17 Aug 2017) | 6 lines +Changed paths: + M /trunk/src/set_float128.c + +[src/set_float128.c] No longer depend on the native FP type "double" +(via mpfr_set_d), avoiding the usual precision issues with the x87 +traditional FPU in particular. Use the internal representation with +limbs, instead. The code is simpler and should also be faster. +Note: together with r11627, this avoids the tset_float128 failure +with the "-m32 -mpc32" GCC options. +------------------------------------------------------------------------ +r11628 | vlefevre | 2017-08-17 08:49:11 +0000 (Thu, 17 Aug 2017) | 1 line +Changed paths: + M /trunk/src/get_float128.c + +[src/get_float128.c] Removed variable z (no longer useful). +------------------------------------------------------------------------ +r11627 | vlefevre | 2017-08-17 08:34:45 +0000 (Thu, 17 Aug 2017) | 4 lines +Changed paths: + M /trunk/src/get_float128.c + +[src/get_float128.c] No longer depend on the native FP type "double" +(via mpfr_get_d), avoiding the usual precision issues with the x87 +traditional FPU in particular. Use the internal representation with +limbs, instead. The code is simpler and should also be faster. +------------------------------------------------------------------------ +r11626 | vlefevre | 2017-08-14 18:19:46 +0000 (Mon, 14 Aug 2017) | 2 lines +Changed paths: + M /trunk/src/get_float128.c + +[src/get_float128.c] Fixed the remaining cases of mpfr_get_float128 +(when the value is below the smallest subnormal in absolute value). +------------------------------------------------------------------------ +r11625 | vlefevre | 2017-08-14 17:31:33 +0000 (Mon, 14 Aug 2017) | 3 lines +Changed paths: + M /trunk/src/get_float128.c + M /trunk/tests/tset_float128.c + +[src/get_float128.c] Partly fixed mpfr_get_float128 when it underflows. +[tests/tset_float128.c] Added tests for small values, in particular + involving underflows (and subnormals). +------------------------------------------------------------------------ +r11624 | vlefevre | 2017-08-13 00:35:17 +0000 (Sun, 13 Aug 2017) | 2 lines +Changed paths: + M /trunk/src/get_float128.c + +[src/get_float128.c] Reverted r11623 (a note mainly for the 3.1 branch, +which actually doesn't support __float128). ------------------------------------------------------------------------ -r11631 | vlefevre | 2017-08-21 09:40:40 +0000 (Mon, 21 Aug 2017) | 1 line +r11623 | vlefevre | 2017-08-12 15:54:07 +0000 (Sat, 12 Aug 2017) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/get_float128.c -[doc/mpfr.texi] Added a paragraph about memory allocation by MPFR. +[src/get_float128.c] Updated the FIXME. ------------------------------------------------------------------------ -r11618 | vlefevre | 2017-08-03 08:16:53 +0000 (Thu, 03 Aug 2017) | 1 line +r11622 | vlefevre | 2017-08-08 14:46:54 +0000 (Tue, 08 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/get_float128.c + +[src/get_float128.c] Added a FIXME after a bug report by Rob: +https://sympa.inria.fr/sympa/arc/mpfr/2017-08/msg00003.html +------------------------------------------------------------------------ +r11621 | vlefevre | 2017-08-03 16:12:26 +0000 (Thu, 03 Aug 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Section "Getting the Best Efficiency Out of MPFR" moved +from "Installing MPFR" to "MPFR Basics". Added corresponding node. +------------------------------------------------------------------------ +r11620 | zimmerma | 2017-08-03 14:21:38 +0000 (Thu, 03 Aug 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +new section "How to get the best out of MPFR" + +------------------------------------------------------------------------ +r11619 | vlefevre | 2017-08-03 08:27:12 +0000 (Thu, 03 Aug 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a FIXME about memory allocation. +------------------------------------------------------------------------ +r11617 | vlefevre | 2017-08-03 08:16:17 +0000 (Thu, 03 Aug 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r11616 | vlefevre | 2017-08-03 08:12:50 +0000 (Thu, 03 Aug 2017) | 3 lines +r11615 | vlefevre | 2017-08-03 08:06:38 +0000 (Thu, 03 Aug 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Removed obsolete comments. +------------------------------------------------------------------------ +r11614 | vlefevre | 2017-08-03 08:04:20 +0000 (Thu, 03 Aug 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated paragraph on the MPFR formatted output functions -and overflow on the return type int. Removed obsolete comments. -(merged changesets r11403,11614-11615 from the trunk) +and overflow on the return type int. +------------------------------------------------------------------------ +r11612 | vlefevre | 2017-08-02 11:15:01 +0000 (Wed, 02 Aug 2017) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mention the use of the old dtags under Linux (see r11588). +------------------------------------------------------------------------ +r11611 | vlefevre | 2017-08-02 09:20:39 +0000 (Wed, 02 Aug 2017) | 3 lines +Changed paths: + M /trunk/src/printf.c + M /trunk/src/vasprintf.c + +[src] Moved mpfr_vasprintf from vasprintf.c to printf.c and updated +file descriptions for consistency (vasprintf.c should probably be +renamed later to something like printf_aux.c). +------------------------------------------------------------------------ +r11610 | vlefevre | 2017-08-02 09:05:11 +0000 (Wed, 02 Aug 2017) | 1 line +Changed paths: + M /trunk/src/printf.c + +[src/printf.c] Updated a comment (taking r11269 into account). ------------------------------------------------------------------------ -r11613 | vlefevre | 2017-08-02 11:21:33 +0000 (Wed, 02 Aug 2017) | 1 line +r11609 | vlefevre | 2017-08-02 08:55:34 +0000 (Wed, 02 Aug 2017) | 1 line Changed paths: - M /branches/3.1/NEWS + M /trunk/src/vasprintf.c -[NEWS] Update for GNU MPFR 3.1.6. +[src/vasprintf.c] Added an assertion. ------------------------------------------------------------------------ -r11606 | vlefevre | 2017-08-01 09:48:11 +0000 (Tue, 01 Aug 2017) | 4 lines +r11608 | vlefevre | 2017-08-02 08:53:13 +0000 (Wed, 02 Aug 2017) | 1 line Changed paths: - M /branches/3.1/tests/mpf_compat.h + M /trunk/src/vasprintf.c -[tests/mpf_compat.h] Include "mpfr-test.h" instead of "mpfr-impl.h", -in order to avoid a link failure under MS Windows with DLL. See: - https://sympa.inria.fr/sympa/arc/mpfr/2017-07/msg00012.html - https://sympa.inria.fr/sympa/arc/mpfr/2017-07/msg00017.html +[src/vasprintf.c] Completed mpfr_vasnprintf_aux description. ------------------------------------------------------------------------ -r11605 | vlefevre | 2017-08-01 09:44:46 +0000 (Tue, 01 Aug 2017) | 4 lines +r11604 | vlefevre | 2017-08-01 09:31:49 +0000 (Tue, 01 Aug 2017) | 2 lines Changed paths: - M /branches/3.1/tools/mpfrlint + M /trunk/tests/tstdint.c + M /trunk/tests/tvalist.c + +[tests/{tstdint.c,tvalist.c}] Include "mpfr-test.h" instead of +"mpfr-impl.h" (this is done only when compiling with mini-gmp). +------------------------------------------------------------------------ +r11603 | vlefevre | 2017-08-01 09:29:27 +0000 (Tue, 01 Aug 2017) | 3 lines +Changed paths: + M /trunk/tools/mpfrlint [tools/mpfrlint] Detect "mpfr-impl.h" inclusion by the test programs: "mpfr-test.h" should be included instead; otherwise __MPFR_WITHIN_MPFR will be defined, yielding failures under MS Windows with DLL. -(Similar to r11603 in the trunk.) ------------------------------------------------------------------------ -r11591 | vlefevre | 2017-07-17 23:25:27 +0000 (Mon, 17 Jul 2017) | 4 lines +r11601 | zimmerma | 2017-07-28 10:30:27 +0000 (Fri, 28 Jul 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +fixed typo + +------------------------------------------------------------------------ +r11600 | vlefevre | 2017-07-28 10:12:10 +0000 (Fri, 28 Jul 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added important details for the example from r11595. +------------------------------------------------------------------------ +r11599 | vlefevre | 2017-07-27 17:27:03 +0000 (Thu, 27 Jul 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Minor changes. +------------------------------------------------------------------------ +r11598 | vlefevre | 2017-07-27 06:30:53 +0000 (Thu, 27 Jul 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11597 | zimmerma | 2017-07-27 06:24:49 +0000 (Thu, 27 Jul 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +fixed FIXME related to r11595 + +------------------------------------------------------------------------ +r11596 | vlefevre | 2017-07-27 00:23:22 +0000 (Thu, 27 Jul 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added FIXME on example from r11595. +------------------------------------------------------------------------ +r11595 | zimmerma | 2017-07-26 10:07:35 +0000 (Wed, 26 Jul 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/sin_cos.c + M /trunk/doc/mpfr.texi + +[mpfr.texi] added example showing how to emulate fixed-point arithmetic + +------------------------------------------------------------------------ +r11590 | vlefevre | 2017-07-17 23:10:45 +0000 (Mon, 17 Jul 2017) | 3 lines +Changed paths: + M /trunk/src/sin_cos.c [src/sin_cos.c] Avoid integer overflows with precision 1100000 and the 32-bit ABI (32-bit long), fixing bug reported by Simon Byrne: https://sympa.inria.fr/sympa/arc/mpfr/2017-07/msg00002.html -(merged changeset r11590 from the trunk) ------------------------------------------------------------------------ -r11587 | vlefevre | 2017-07-17 12:30:40 +0000 (Mon, 17 Jul 2017) | 4 lines +r11589 | vlefevre | 2017-07-17 13:55:35 +0000 (Mon, 17 Jul 2017) | 1 line Changed paths: - M /branches/3.1/configure.ac + M /trunk/tests/tcos.c + M /trunk/tests/texp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tui_sub.c + +[tests] Re-indented some RND_LOOP / RND_LOOP_NO_RNDF blocks. +------------------------------------------------------------------------ +r11588 | vlefevre | 2017-07-17 12:33:27 +0000 (Mon, 17 Jul 2017) | 5 lines +Changed paths: + M /trunk + M /trunk/configure.ac [configure.ac] Under Linux, make sure that the old dtags are used if LD_LIBRARY_PATH is defined, avoiding the following issue: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=859732 http://lists.gnu.org/archive/html/libtool/2017-05/msg00000.html +(merged changeset r11587 from the 3.1 branch) ------------------------------------------------------------------------ -r11580 | vlefevre | 2017-06-05 17:06:13 +0000 (Mon, 05 Jun 2017) | 4 lines +r11586 | vlefevre | 2017-07-10 11:53:17 +0000 (Mon, 10 Jul 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/tests/tversion.c -[src/mpfr-impl.h] Fixed the mpfr_get_default_rounding_mode() macro for -C++ (it didn't have the correct type), and improved the similar ones. -(merged changeset r8997 from the trunk; needed by r11579 when using a -C++ compiler) +[tests/tversion.c] Forgot casts for printf in r11585. +------------------------------------------------------------------------ +r11585 | vlefevre | 2017-07-10 11:17:31 +0000 (Mon, 10 Jul 2017) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Added ABI information & tests. +------------------------------------------------------------------------ +r11584 | vlefevre | 2017-06-20 23:25:49 +0000 (Tue, 20 Jun 2017) | 1 line +Changed paths: + M /trunk/src/subnormal.c + +[src/subnormal.c] Correction in comment (English). +------------------------------------------------------------------------ +r11583 | vlefevre | 2017-06-19 13:09:48 +0000 (Mon, 19 Jun 2017) | 4 lines +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] + * Better organization; moved MPFR patches info below MPFR version. + * Output __GMP_CC and __GMP_CFLAGS values. + * Output GMP ABI info (to be completed with MPFR ABI info). +------------------------------------------------------------------------ +r11578 | vlefevre | 2017-06-03 09:43:37 +0000 (Sat, 03 Jun 2017) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved some AC_DEFINE comments. +------------------------------------------------------------------------ +r11577 | vlefevre | 2017-06-03 00:34:15 +0000 (Sat, 03 Jun 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added quotes for clarity. +------------------------------------------------------------------------ +r11576 | vlefevre | 2017-06-03 00:11:12 +0000 (Sat, 03 Jun 2017) | 1 line +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] Always use stdout for failure messages. +------------------------------------------------------------------------ +r11575 | vlefevre | 2017-06-03 00:04:19 +0000 (Sat, 03 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Improved comments (avoid the confusion between a +negative base argument and a negative base). +------------------------------------------------------------------------ +r11574 | vlefevre | 2017-06-02 23:52:24 +0000 (Fri, 02 Jun 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Punctuation. +------------------------------------------------------------------------ +r11573 | zimmerma | 2017-06-02 20:49:29 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added mpfr_get_q in Added Functions + +------------------------------------------------------------------------ +r11572 | zimmerma | 2017-06-02 15:36:52 +0000 (Fri, 02 Jun 2017) | 3 lines +Changed paths: + M /trunk/src/get_str.c + M /trunk/tests/tget_str.c + +src/get_str.c: fixed for negative base +tests/tget_str.c: added tests for negative base + +------------------------------------------------------------------------ +r11571 | zimmerma | 2017-06-02 15:11:50 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/tests/mpf_compat.h + +tests/mpf_compat.h: non-regression tests for bugs fixed in revision 11565 + +------------------------------------------------------------------------ +r11570 | zimmerma | 2017-06-02 14:52:45 +0000 (Fri, 02 Jun 2017) | 3 lines +Changed paths: + M /trunk/src/get_str.c + +src/get_str.c: allow -36 <= b <= -2 too (work in progress) with the same + meaning as in mpf_get_str + +------------------------------------------------------------------------ +r11569 | zimmerma | 2017-06-02 14:12:17 +0000 (Fri, 02 Jun 2017) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +fixed a bug in mpfr_mul for RNDF when Mulders' algorithm is used +(and resolved a FIXME) + +------------------------------------------------------------------------ +r11568 | vlefevre | 2017-06-02 14:03:58 +0000 (Fri, 02 Jun 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected mpfr_get_q documentation. +------------------------------------------------------------------------ +r11567 | vlefevre | 2017-06-02 13:58:47 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/get_q.c + +[src/get_q.c] Added assertions to detect integer overflows, in case +mpfr_exp_t is larger than mp_bitcnt_t. +------------------------------------------------------------------------ +r11566 | zimmerma | 2017-06-02 12:15:59 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/mpf2mpfr.h + +src/mpf2mpfr.h: replaced __MPFR_GMP (requires internal mpfr-gmp.h) + +------------------------------------------------------------------------ +r11565 | zimmerma | 2017-06-02 11:43:32 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/mpf2mpfr.h + +src/mpf2mpfr.h: fixed fits_s* functions and get_si + +------------------------------------------------------------------------ +r11564 | zimmerma | 2017-06-02 11:22:07 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/mpf2mpfr.h + +use macro __MPFR_GMP + +------------------------------------------------------------------------ +r11563 | zimmerma | 2017-06-02 10:44:12 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + A /trunk/src/get_q.c + M /trunk/src/mpf2mpfr.h + M /trunk/src/mpfr.h + M /trunk/tests/Makefile.am + A /trunk/tests/tget_q.c + +added new function mpfr_get_q + +------------------------------------------------------------------------ +r11562 | zimmerma | 2017-06-02 07:03:25 +0000 (Fri, 02 Jun 2017) | 2 lines +Changed paths: + M /trunk/src/mpf2mpfr.h + +src/mpf2mpfr.h: added mpf_cmp_z (appeared in GMP 6.1.0) + +------------------------------------------------------------------------ +r11561 | vlefevre | 2017-06-01 15:03:24 +0000 (Thu, 01 Jun 2017) | 5 lines +Changed paths: + M /trunk/Makefile.am + M /trunk/README + +[Makefile.am] Put doc/README.dev in EXTRA_DIST to provide this file in + tarballs too (it is not installed by "make install", though), since + it contains information that may be useful for users of tarballs and + various distributed files mention it. +[README] Update about the "doc" directory and "doc/README.dev". +------------------------------------------------------------------------ +r11560 | vlefevre | 2017-06-01 09:15:31 +0000 (Thu, 01 Jun 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] More information about the DEBUG macro. +------------------------------------------------------------------------ +r11559 | vlefevre | 2017-06-01 00:26:46 +0000 (Thu, 01 Jun 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11558 | vlefevre | 2017-06-01 00:25:16 +0000 (Thu, 01 Jun 2017) | 6 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + +Update about MPFR_RNDF (faithful rounding): + * NEWS: mention that it is partially supported (should be updated + once MPFR_RNDF is completely supported). + * TODO: moved an item to the right place (MPFR_RNDF is not removed + from the TODO because it is not completely supported yet). + * doc/mpfr.texi: added a FIXME about the partial support. +------------------------------------------------------------------------ +r11557 | vlefevre | 2017-05-31 23:59:06 +0000 (Wed, 31 May 2017) | 4 lines +Changed paths: + M /trunk/src/atanh.c + M /trunk/src/log1p.c + +[src/{atanh.c,log1p.c}] + * Replaced mpfr_get_exp by MPFR_GET_EXP (so that the exponent is + checked with --enable-assert). + * For a test, doing the division first should be better. +------------------------------------------------------------------------ +r11556 | zimmerma | 2017-05-31 20:37:02 +0000 (Wed, 31 May 2017) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/atanh.c + M /trunk/src/log1p.c + +improved log1p and atanh for small inputs + +------------------------------------------------------------------------ +r11555 | zimmerma | 2017-05-31 12:39:19 +0000 (Wed, 31 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + +added expm1 to mbench + +------------------------------------------------------------------------ +r11554 | zimmerma | 2017-05-31 12:33:48 +0000 (Wed, 31 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + +added log1p to mbench + +------------------------------------------------------------------------ +r11553 | vlefevre | 2017-05-29 22:55:34 +0000 (Mon, 29 May 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11552 | vlefevre | 2017-05-29 22:54:46 +0000 (Mon, 29 May 2017) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r11551 | vlefevre | 2017-05-29 22:48:06 +0000 (Mon, 29 May 2017) | 1 line +Changed paths: + M /trunk/tests/tdiv.c + M /trunk/tests/tests.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tsum.c + +[tests] Code simplification and improvement by using SAME_VAL(). ------------------------------------------------------------------------ -r11579 | vlefevre | 2017-06-05 16:50:17 +0000 (Mon, 05 Jun 2017) | 4 lines +r11550 | vlefevre | 2017-05-29 22:39:49 +0000 (Mon, 29 May 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpf2mpfr.h - M /branches/3.1/tests/mpf_compat.h + M /trunk/tests/tbeta.c + +[tests/tbeta.c] Replaced not_same() by the simpler ! SAME_VAL(). +------------------------------------------------------------------------ +r11549 | vlefevre | 2017-05-29 21:48:21 +0000 (Mon, 29 May 2017) | 2 lines +Changed paths: + M /trunk/src/sum.c -[src/mpf2mpfr.h] Fixed mpf_fits_s* and mpf_get_si macros. -[tests/mpf_compat.h] Added non-regression tests. -(merged changesets r11565,11571 from the trunk, and did some changes -in the inclusions of header files due to the use of MPFR_ASSERTN) +[src/sum.c] Code reindentation due to a new test for MPFR_RNDF support, +and other minor changes in formatting and comments. ------------------------------------------------------------------------ -r11541 | vlefevre | 2017-05-29 06:50:59 +0000 (Mon, 29 May 2017) | 3 lines +r11548 | vlefevre | 2017-05-29 21:37:27 +0000 (Mon, 29 May 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/vasprintf.c + M /trunk/doc/sum.txt + +[doc/sum.txt] Typo in the MPFR_RNDF text. +------------------------------------------------------------------------ +r11546 | vlefevre | 2017-05-29 17:26:28 +0000 (Mon, 29 May 2017) | 2 lines +Changed paths: + M /trunk + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/doc/sum.txt + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/div.c + M /trunk/src/div_ui.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_u.h + M /trunk/src/get_str.c + M /trunk/src/hypot.c + M /trunk/src/jyn_asympt.c + M /trunk/src/li2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/mul.c + M /trunk/src/print_rnd_mode.c + M /trunk/src/round_near_x.c + M /trunk/src/round_prec.c + M /trunk/src/round_raw_generic.c + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sum.c + M /trunk/src/vasprintf.c + M /trunk/src/zeta_ui.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/reuse.c + M /trunk/tests/tabs.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcos.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tdiv.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmma.c + M /trunk/tests/tfms.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tinternals.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_si.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsum.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/tzeta_ui.c + +Merged the "faithful" branch into the trunk: +faithful rounding (MPFR_RNDF). +------------------------------------------------------------------------ +r11542 | zimmerma | 2017-05-29 09:04:44 +0000 (Mon, 29 May 2017) | 2 lines +Changed paths: + M /trunk/TODO + +added new reference + +------------------------------------------------------------------------ +r11533 | vlefevre | 2017-05-24 11:33:50 +0000 (Wed, 24 May 2017) | 4 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Fixed setlocale usage (problem detected with MinGW) +by not using the returned string any longer. Indeed, ISO C99 says that +this string "may be overwritten by a subsequent call to the setlocale +function". +------------------------------------------------------------------------ +r11532 | vlefevre | 2017-05-24 09:15:54 +0000 (Wed, 24 May 2017) | 4 lines +Changed paths: + M /trunk/src/printf.c + M /trunk/src/vasprintf.c + +[src] Moved "#include <errno.h>" from printf.c to vasprintf.c +(this should have been done in r5230, where EOVERFLOW was moved). +This fixes the "Got r = -1, errno = 0" errors in tprintf with +MPFR_CHECK_LARGEMEM=1. +------------------------------------------------------------------------ +r11531 | vlefevre | 2017-05-24 09:09:53 +0000 (Wed, 24 May 2017) | 6 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added overflow detection at the end (due to the switch +to mpfr_intmax_t for the string length in the string_buffer structure, +it was no longer detected; however, this bug was not normally visible in +the tests because here, a negative value was returned thanks to wrapping +in a type conversion and the negative value was changed to the expected +-1 value in printf.c). +------------------------------------------------------------------------ +r11530 | vlefevre | 2017-05-24 08:47:36 +0000 (Wed, 24 May 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added log messages. +------------------------------------------------------------------------ +r11529 | vlefevre | 2017-05-24 08:30:55 +0000 (Wed, 24 May 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] In case of overflow, do not stop before everything has +been processed, allowing the %...n arguments to be filled, as decided. +------------------------------------------------------------------------ +r11528 | vlefevre | 2017-05-24 08:12:56 +0000 (Wed, 24 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] check_long_string() error handling: initialize n2 to +an invalid value and do all tests before exiting. +------------------------------------------------------------------------ +r11527 | vlefevre | 2017-05-24 08:01:28 +0000 (Wed, 24 May 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed some parts of overflow tracking. +------------------------------------------------------------------------ +r11526 | vlefevre | 2017-05-24 07:49:39 +0000 (Wed, 24 May 2017) | 1 line +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] More detailed error message. +------------------------------------------------------------------------ +r11525 | vlefevre | 2017-05-24 07:46:26 +0000 (Wed, 24 May 2017) | 1 line +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Added tests with %ln. +------------------------------------------------------------------------ +r11524 | vlefevre | 2017-05-24 07:15:40 +0000 (Wed, 24 May 2017) | 1 line +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Improved check_vprintf_failure(). +------------------------------------------------------------------------ +r11523 | vlefevre | 2017-05-24 07:10:21 +0000 (Wed, 24 May 2017) | 7 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tprintf.c + +[src/vasprintf.c] Fixed the handling of the 'n' format specifier + for size = 0, still allowing its support in case of overflow on + the return value (i.e. when the number of characters that would + have been output is > INT_MAX). + Note: full support in case of overflow is still limited by GMP + and the C library. +[tests/tprintf.c] Increased the memory needed in check_long_string(). +------------------------------------------------------------------------ +r11522 | vlefevre | 2017-05-23 13:17:12 +0000 (Tue, 23 May 2017) | 5 lines +Changed paths: + M /trunk/src/mpfr-intmax.h + +[src/mpfr-intmax.h] Define mpfr_uintmax_t and MPFR_INTMAX_MAX too. +However, this will not necessarily be used by src/vasprintf.c, as +this can be regarded as an EOVERFLOW error for which the behavior +on the %...n values is not specified, i.e. we may not need to +support size values larger than INT_MAX. +------------------------------------------------------------------------ +r11521 | vlefevre | 2017-05-22 15:07:36 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c [src/vasprintf.c] In a macro definition, changed a parameter to lowercase so that it doesn't look like a constant to mpfrlint. -(merged changeset r11521 from the trunk, completing r11538) ------------------------------------------------------------------------- -r11540 | vlefevre | 2017-05-28 22:12:53 +0000 (Sun, 28 May 2017) | 7 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsprintf.c - -[tests/tsprintf.c] Fixed setlocale usage (problem detected with MinGW -in the trunk) by not using the returned string any longer. Indeed, -ISO C99 says that this string "may be overwritten by a subsequent call -to the setlocale function". The tests in the 3.1 branch are different, -so that this problem was not detected here on the tested platforms, -including MinGW. -(merged changeset r11533 from the trunk) ------------------------------------------------------------------------- -r11539 | vlefevre | 2017-05-28 21:58:53 +0000 (Sun, 28 May 2017) | 7 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/printf.c - M /branches/3.1/src/vasprintf.c - M /branches/3.1/tests/tprintf.c - -[src] Moved "#include <errno.h>" from printf.c to vasprintf.c (this - should have been done in r5230, where EOVERFLOW was moved). -(merged changeset r11532 from the trunk) -[tests/tprintf.c] Added errno test for check_long_string(), which is - called when MPFR_CHECK_LARGEMEM is defined, to trigger the above - bug. A merge from the trunk was not possible due to many changes - in the mpfr_*printf code and the tests. ------------------------------------------------------------------------- -r11538 | vlefevre | 2017-05-28 21:19:11 +0000 (Sun, 28 May 2017) | 13 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/vasprintf.c - -[src/vasprintf.c] Fixed overflow checking in partition_number(). -In details: - * The computation of the number of characters to be written could - be incorrect by 1 when the thousands separator was not empty. - However, in the 3.1 branch (without additional patches), this - value is currently only used for overflow checking, so that this - bug could have only very little effect (contrary to the trunk). - * When the int and long types have the same size, the code assumed - "wrapping behavior in two's complement". But this is actually - undefined behavior in ISO C; in practice, a smart compiler may - have ignored "total < 0" tests, because total is computed with - sums of non-negative integers. -(merged changesets r11513,11515-11516 from the trunk) ------------------------------------------------------------------------- -r11537 | vlefevre | 2017-05-28 20:55:53 +0000 (Sun, 28 May 2017) | 6 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tl2b.c - M /branches/3.1/tests/tpow_all.c - -[tests] Increase buffer sizes to avoid a build failure with GCC 7 -under some conditions due to the following bug: +------------------------------------------------------------------------ +r11520 | vlefevre | 2017-05-22 14:08:07 +0000 (Mon, 22 May 2017) | 4 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added a FIXME for the percent_n() / mixed() bug due +to the 'n' format specifier with size = 0. The way to fix this issue +depends on the specifications in case of overflow on the return value, +and for POSIX, they are unclear. Waiting for comments... +------------------------------------------------------------------------ +r11519 | vlefevre | 2017-05-22 12:33:48 +0000 (Mon, 22 May 2017) | 7 lines +Changed paths: + M /trunk/src/mpfr-intmax.h + +[src/mpfr-intmax.h] Define mpfr_intmax_t as being the largest +signed integer type available for the MPFR build. It will be +useful for the formatted output functions (src/vasprintf.c) to +handle the 'n' format specifier, assuming that the value may +be larger than INT_MAX, which is possible assuming that the +C standard has a defect in the corresponding specification: +https://sourceware.org/bugzilla/show_bug.cgi?id=21360 +------------------------------------------------------------------------ +r11518 | vlefevre | 2017-05-22 11:38:10 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added explanation for the bugs triggered by +percent_n() and mixed(). +------------------------------------------------------------------------ +r11517 | vlefevre | 2017-05-22 11:31:16 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added percent_n() test to reproduce the bug found +in mixed(), test without random data. +------------------------------------------------------------------------ +r11516 | vlefevre | 2017-05-22 10:53:50 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] In partition_number(), complete check for overflow +on total. +------------------------------------------------------------------------ +r11515 | vlefevre | 2017-05-22 09:29:51 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Partially fixed check for integer overflow when +the long and int types have the same size. +------------------------------------------------------------------------ +r11514 | vlefevre | 2017-05-22 09:23:57 +0000 (Mon, 22 May 2017) | 3 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] With assertions enabled, check that the number of +characters to be written computed in partition_number() corresponds +to what is really written. +------------------------------------------------------------------------ +r11513 | vlefevre | 2017-05-22 09:17:51 +0000 (Mon, 22 May 2017) | 7 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed the bug triggered by the da_DK locale test: the +computation of the number of characters to be written was incorrect in +partition_number() when the thousands separator was not empty. This bug +was visible with size = 0 and could be visible near overflow on the +number of characters. +Note: the buggy code was introduced in r5288 (2008-02-15), which fixed +other issues with the thousands separator. +------------------------------------------------------------------------ +r11512 | vlefevre | 2017-05-22 09:13:33 +0000 (Mon, 22 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Do more tests in the da_DK locale (these are the +only tests for which the thousands separator is not empty). +------------------------------------------------------------------------ +r11511 | vlefevre | 2017-05-22 08:56:55 +0000 (Mon, 22 May 2017) | 3 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Do more tests involving check_sprintf() in a loop +(to test mpfr_snprintf with size = 0 more often), and call mixed() +later in order to get failures without the use of %n first. +------------------------------------------------------------------------ +r11510 | zimmerma | 2017-05-19 15:04:24 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +get rid of computations with 'double' in mpfr_zeta + +------------------------------------------------------------------------ +r11509 | vlefevre | 2017-05-19 14:47:51 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added a TODO about %n test. +------------------------------------------------------------------------ +r11508 | vlefevre | 2017-05-19 14:04:46 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added MPFR_TESTS_FPE_TRAP documentation. +------------------------------------------------------------------------ +r11507 | vlefevre | 2017-05-19 13:59:19 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Corrected comment about MPFR_TESTS_FPE_TRAP. +------------------------------------------------------------------------ +r11506 | vlefevre | 2017-05-19 13:57:15 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/doc/README.dev + M /trunk/tests/tests.c + +Renamed MPFR_TESTS_DIVBYZERO to MPFR_TESTS_FPE_DIV (less confusing). +In doc/README.dev, updated the corresponding description. +------------------------------------------------------------------------ +r11505 | vlefevre | 2017-05-19 13:49:50 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests] Renamed MPFR_RAISE_EXCEPTIONS to MPFR_TESTS_FPE_TRAP. +------------------------------------------------------------------------ +r11504 | vlefevre | 2017-05-19 13:45:10 +0000 (Fri, 19 May 2017) | 13 lines +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/td_div.c + M /trunk/tests/tests.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + +[tests] Got rid of MPFR_TESTS_EXCEPTIONS (added in r11489 and above), +which is redundant with MPFR_TESTS_DIVBYZERO and MPFR_ERRDIVZERO. The +code related to these exceptions is now like r11488 (see the output of +"svn diff -r11488"), but keeping the following changes: + * Missing !defined(MPFR_ERRDIVZERO) tests added in r11498,11499. + * In tests.c: + - code related to traps (macro MPFR_RAISE_EXCEPTIONS, which will + be renamed); + - more detailed output about which FP exceptions occurred; + - removal of "#ifdef MPFR_ERRDIVZERO" (as in r11493), as this is + better with Automake 1.13+ (required by MPFR since r9375). +Note: EXCEPTIONS_FLAG renamed to FPE_FLAGS, since EXCEPTIONS_FLAG is +reserved by ISO C when <errno.h> is included. +------------------------------------------------------------------------ +r11503 | vlefevre | 2017-05-19 11:54:29 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Do the locale_da_DK() test several times to yield +a failure by default once the bug triggered by mixed() is fixed. +------------------------------------------------------------------------ +r11502 | vlefevre | 2017-05-19 11:24:03 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Updated comment about r11501: the failure occurs +with %n when the size argument of mpfr_vsnprintf is 0. +------------------------------------------------------------------------ +r11501 | vlefevre | 2017-05-19 11:08:14 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Do more tests with %n. One now gets a failure +by default (which occurs when one gets randsize <= 0). +------------------------------------------------------------------------ +r11500 | vlefevre | 2017-05-19 10:45:25 +0000 (Fri, 19 May 2017) | 4 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Fixed portability issues: The va_end(3) man page +of Linux Programmer's Manual says: "On some systems, va_end contains +a closing '}' matching a '{' in va_start, so that both macros must +occur in the same function, and in a way that allows this." +------------------------------------------------------------------------ +r11499 | vlefevre | 2017-05-19 09:26:18 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] Disable tests with a division by 0 (which now +occurs only with -DXDEBUG) if MPFR_ERRDIVZERO is defined. +------------------------------------------------------------------------ +r11498 | vlefevre | 2017-05-19 09:20:19 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Disable an overflow test with a division by 0 +(now occurs only with -DXDEBUG) if MPFR_ERRDIVZERO is defined. +------------------------------------------------------------------------ +r11497 | vlefevre | 2017-05-19 08:54:32 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Details for "-DMPFR_TESTS_DIVBYZERO -DMPFR_ERRDIVZERO". +------------------------------------------------------------------------ +r11496 | vlefevre | 2017-05-19 08:34:00 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] In mixed(), initialize n2 to an invalid value +in order to ease failure analysis. +------------------------------------------------------------------------ +r11495 | zimmerma | 2017-05-19 08:15:46 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +removed leftover debug statement in last commit + +------------------------------------------------------------------------ +r11494 | zimmerma | 2017-05-19 08:14:58 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +fix for clang bug (https://bugs.llvm.org//show_bug.cgi?id=17686) + +------------------------------------------------------------------------ +r11493 | vlefevre | 2017-05-19 08:04:05 +0000 (Fri, 19 May 2017) | 8 lines +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Change for MPFR_TESTS_DIVBYZERO: in case of FE_DIVBYZERO +or FE_INVALID, fail unconditionally, not just when MPFR_ERRDIVZERO is +defined, otherwise one cannot see the output about the floating-point +exceptions with "make check" (the test of MPFR_ERRDIVZERO here should +have been removed after switching to Automake 1.13, which discards the +output when the test program succeeds). +Note: defining MPFR_TESTS_DIVBYZERO without MPFR_ERRDIVZERO is just for +debugging. +------------------------------------------------------------------------ +r11492 | zimmerma | 2017-05-19 08:03:19 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/td_div.c + M /trunk/tests/tests.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + +more work on MPFR_TESTS_EXCEPTIONS + +------------------------------------------------------------------------ +r11491 | vlefevre | 2017-05-19 07:29:24 +0000 (Fri, 19 May 2017) | 3 lines +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Re-added code testing FE_DIVBYZERO and FE_INVALID with +-DMPFR_TESTS_DIVBYZERO -DMPFR_ERRDIVZERO, because MPFR_TESTS_EXCEPTIONS +is not ready yet. +------------------------------------------------------------------------ +r11490 | vlefevre | 2017-05-19 07:04:23 +0000 (Fri, 19 May 2017) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output IEEE floats status. +------------------------------------------------------------------------ +r11489 | zimmerma | 2017-05-19 06:09:23 +0000 (Fri, 19 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tests.c + +check for fp exceptions (experimental) + +------------------------------------------------------------------------ +r11488 | vlefevre | 2017-05-17 14:08:40 +0000 (Wed, 17 May 2017) | 1 line +Changed paths: + M /trunk/src/cmp2.c + +[src/cmp2.c] Added/updated comments. +------------------------------------------------------------------------ +r11487 | vlefevre | 2017-05-17 13:34:28 +0000 (Wed, 17 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tcmp2.c + +[tests/tcmp2.c] Added tests with equal numbers, possibly of different +sizes. +------------------------------------------------------------------------ +r11486 | vlefevre | 2017-05-17 10:15:30 +0000 (Wed, 17 May 2017) | 1 line +Changed paths: + M /trunk/src/cmp2.c + +[src/cmp2.c] Corrected comments. +------------------------------------------------------------------------ +r11485 | vlefevre | 2017-05-17 06:46:27 +0000 (Wed, 17 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] In the detection of reserved macro names, skip ERR +from src/mpfr-gmp.h (this is a special case). +------------------------------------------------------------------------ +r11484 | vlefevre | 2017-05-17 06:31:23 +0000 (Wed, 17 May 2017) | 1 line +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] Made PRINT_ERR_MISC more robust. +------------------------------------------------------------------------ +r11483 | vlefevre | 2017-05-17 06:27:14 +0000 (Wed, 17 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tsi_op.c + +[tests/*.c] Renamed the remaining macros whose names are reserved +by ISO C when <errno.h> is included. +------------------------------------------------------------------------ +r11482 | vlefevre | 2017-05-16 13:44:56 +0000 (Tue, 16 May 2017) | 1 line +Changed paths: + M /trunk/tests/texceptions.c + +[tests/texceptions.c] Made code formatting consistent. +------------------------------------------------------------------------ +r11481 | vlefevre | 2017-05-16 13:41:49 +0000 (Tue, 16 May 2017) | 3 lines +Changed paths: + M /trunk/tests/tcmpabs.c + M /trunk/tests/texceptions.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + +[tests/*.c] Renamed "ERROR" macro (macro name reserved by ISO C +when <errno.h> is included) to "PRINT_ERROR", and made the macro +more robust. +------------------------------------------------------------------------ +r11480 | vlefevre | 2017-05-16 13:21:15 +0000 (Tue, 16 May 2017) | 2 lines +Changed paths: + M /trunk/src/get_f.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/set_f.c + M /trunk/tests/tget_f.c + +Define the EXP() macro in src/mpfr-gmp.h only when needed (macro name +reserved by ISO C when <errno.h> is included). +------------------------------------------------------------------------ +r11479 | vlefevre | 2017-05-16 10:35:35 +0000 (Tue, 16 May 2017) | 5 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Got rid of the EXPM1_STR macro (macro name reserved +by ISO C when <errno.h> is included), made no longer interesting by +using mpfr_set_str_binary only once and another temporary variable. +At the same time, replaced the usual allocation by a GROUP allocation +(more efficient). +------------------------------------------------------------------------ +r11478 | vlefevre | 2017-05-15 15:39:18 +0000 (Mon, 15 May 2017) | 1 line +Changed paths: + M /trunk/tests/tcheck.c + +[tests/tcheck.c] Code reformatting (GNU coding style). +------------------------------------------------------------------------ +r11477 | vlefevre | 2017-05-15 15:27:29 +0000 (Mon, 15 May 2017) | 2 lines +Changed paths: + M /trunk/tests/tcheck.c + +[tests/tcheck.c] Renamed "ERROR" macro (macro name reserved by ISO C +when <errno.h> is included) to "PRINT_ERROR". +------------------------------------------------------------------------ +r11476 | vlefevre | 2017-05-15 15:19:11 +0000 (Mon, 15 May 2017) | 8 lines +Changed paths: + M /trunk/src/jn.c + M /trunk/src/mpfr-impl.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/tabs.c + M /trunk/tests/tagm.c + M /trunk/tests/tasin.c + M /trunk/tests/tatan.c + M /trunk/tests/terf.c + M /trunk/tests/tgamma.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstrtofr.c + +Do not define macro names starting with "SIG" (+ uppercase letter) +as they are reserved when <signal.h> is included (ISO C, 7.31.7), +which happens to be the case in tests/tests.c, which also includes +tests/mpfr-test.h and src/mpfr-impl.h indirectly. + * src/mpfr-impl.h, tests/mpfr-test.h: renamed macros: + SIGN → VSIGN + SIGN_RAND → RAND_SIGN + * {src,tests}/*.{c,h}: updated the names in the use of these macros. +------------------------------------------------------------------------ +r11475 | vlefevre | 2017-05-15 14:53:04 +0000 (Mon, 15 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added a comment about the definition of reserved +identifiers (in particular, macro names). +------------------------------------------------------------------------ +r11474 | vlefevre | 2017-05-15 14:47:06 +0000 (Mon, 15 May 2017) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Detect the definition of reserved macro names. +------------------------------------------------------------------------ +r11473 | vlefevre | 2017-05-15 14:20:37 +0000 (Mon, 15 May 2017) | 4 lines +Changed paths: + M /trunk/src/bernoulli.c + +[src/bernoulli.c] Changed isprime to is_prime in order to avoid obscure +problems if <ctype.h> is added to mpfr-impl.h in the future (or if this +function is made external). See ISO C "Future library directions", +Clause 7.31.2 "Character handling <ctype.h>". +------------------------------------------------------------------------ +r11472 | vlefevre | 2017-05-12 13:01:17 +0000 (Fri, 12 May 2017) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Improved comments about assertions and MPFR_ASSUME(). +------------------------------------------------------------------------ +r11471 | vlefevre | 2017-05-09 15:33:20 +0000 (Tue, 09 May 2017) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Mention the problem when almost all the tests fails with a +message "Incorrect MPFR version! ...". +------------------------------------------------------------------------ +r11470 | vlefevre | 2017-05-09 13:02:22 +0000 (Tue, 09 May 2017) | 3 lines +Changed paths: + M /trunk/tests/tl2b.c + M /trunk/tests/tpow_all.c + +Increase the buffer sizes even more, and added a comment. This may +be better in case of quick future changes (possibly for debugging), +without checking carefully. For the tests, optimal code is useless. +------------------------------------------------------------------------ +r11469 | zimmerma | 2017-05-09 10:47:36 +0000 (Tue, 09 May 2017) | 3 lines +Changed paths: + M /trunk/tests/tl2b.c + M /trunk/tests/tpow_all.c + +fixed bugs found by gcc 7.1.0 (-Werror=format-overflow=) +[VL] The MPFR code was correct. This is actually a bug in GCC: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79257 -This increase is not a problem for the tests, where optimal code -is useless. -(merged changesets r11469,11470 from the trunk) ------------------------------------------------------------------------ -r11536 | vlefevre | 2017-05-28 20:44:27 +0000 (Sun, 28 May 2017) | 10 lines +r11468 | vlefevre | 2017-05-09 09:11:57 +0000 (Tue, 09 May 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/doc/FAQ.html -[src/mpfr-impl.h] In the MPFR_RET macro, avoid the use of an integer -in a boolean context (even though that this is not wrong in C). Fix -after a bug report from David Binderman. Explanations: - https://sympa.inria.fr/sympa/arc/mpfr/2016-09/msg00028.html -(merged changeset r10879 from the trunk) +[doc] Updated FAQ.html with update-faq. +------------------------------------------------------------------------ +r11461 | vlefevre | 2017-05-05 08:17:09 +0000 (Fri, 05 May 2017) | 6 lines +Changed paths: + M /trunk/tools/mbench/timp.h + +[tools/mbench/timp.h] Updated TIMP_MEASURE() to handle the case where +the return value is 0: this probably means that timp_overhead was too +large and incorrect. In this case, TIMP_OVERHEAD() is called again to +recompute timp_overhead and the timing is redone. +Note: if we do not call TIMP_OVERHEAD() again, then TIMP_MEASURE() +loops indefinitely, meaning that timp_overhead was really too large. +------------------------------------------------------------------------ +r11460 | vlefevre | 2017-05-05 07:42:06 +0000 (Fri, 05 May 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/timp.h + +[tools/mbench/timp.h] Comment at the wrong place. Fixed. +------------------------------------------------------------------------ +r11459 | vlefevre | 2017-05-05 07:40:54 +0000 (Fri, 05 May 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/timp.h + +[tools/mbench/timp.h] Added a comment about r11458. +------------------------------------------------------------------------ +r11458 | vlefevre | 2017-05-04 17:07:27 +0000 (Thu, 04 May 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/timp.h + +[tools/mbench/timp.h] Fixed overflows on unsigned arithmetic. +------------------------------------------------------------------------ +r11457 | vlefevre | 2017-05-04 16:56:59 +0000 (Thu, 04 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.h + +[tools/mbench/mfv5.h] Increased values from 2^60-1 to 2^64-1 +(it is possible to get more than 2^60-1 cycles in practice!). +------------------------------------------------------------------------ +r11452 | vlefevre | 2017-05-02 14:28:40 +0000 (Tue, 02 May 2017) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Clarified proof for tiny arguments again. +------------------------------------------------------------------------ +r11451 | vlefevre | 2017-05-02 14:07:25 +0000 (Tue, 02 May 2017) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Clarified proof for tiny arguments. +------------------------------------------------------------------------ +r11450 | vlefevre | 2017-05-02 12:38:02 +0000 (Tue, 02 May 2017) | 3 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] In the proof for tiny arguments: + * Simplification suggested by Paul. + * Attempt to clarify the end. +------------------------------------------------------------------------ +r11449 | zimmerma | 2017-05-02 09:23:25 +0000 (Tue, 02 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/timp.h + +added comment + +------------------------------------------------------------------------ +r11448 | zimmerma | 2017-05-02 08:10:53 +0000 (Tue, 02 May 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/timp.h + +added reference for mbench (rdtsc vs rdtscp) + +------------------------------------------------------------------------ +r11447 | vlefevre | 2017-04-28 15:41:36 +0000 (Fri, 28 Apr 2017) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Tiny arguments: corrected a typo and added a TODO +(one might get a better condition). +------------------------------------------------------------------------ +r11446 | vlefevre | 2017-04-28 15:19:16 +0000 (Fri, 28 Apr 2017) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Corrections in a proof for tiny arguments. Added a TODO. +------------------------------------------------------------------------ +r11445 | vlefevre | 2017-04-27 12:00:50 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about the MPFR_GENERIC_ABI macro. +------------------------------------------------------------------------ +r11444 | vlefevre | 2017-04-27 11:45:24 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] Corrected a comment. +------------------------------------------------------------------------ +r11443 | vlefevre | 2017-04-27 11:44:22 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Blank line like in add1sp.c, sub1sp.c, etc. +------------------------------------------------------------------------ +r11442 | vlefevre | 2017-04-27 11:42:50 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] Blank lines and comment like in add1sp.c, sub1sp.c, etc. +------------------------------------------------------------------------ +r11441 | vlefevre | 2017-04-27 11:38:51 +0000 (Thu, 27 Apr 2017) | 3 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Like in add1sp.c and sub1sp.c, do not define the specific +functions for low precision if MPFR_GENERIC_ABI is defined (they are +not called in such a case). +------------------------------------------------------------------------ +r11440 | vlefevre | 2017-04-27 11:31:50 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added blank lines for readability (like in add1sp.c). +------------------------------------------------------------------------ +r11439 | vlefevre | 2017-04-27 11:12:24 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/timp.h + +s/interruption/interrupt/ +------------------------------------------------------------------------ +r11438 | vlefevre | 2017-04-27 09:23:51 +0000 (Thu, 27 Apr 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/Makefile + M /trunk/tools/mbench/timp.h + +[mbench] Updated copyright years. Added a comment. +------------------------------------------------------------------------ +r11437 | zimmerma | 2017-04-27 08:22:31 +0000 (Thu, 27 Apr 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/Makefile + M /trunk/tools/mbench/timp.h + +better detection of rdtscp + +------------------------------------------------------------------------ +r11436 | vlefevre | 2017-04-18 17:18:54 +0000 (Tue, 18 Apr 2017) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Updated a comment, with reference to GCC bug 80454. +------------------------------------------------------------------------ +r11434 | vlefevre | 2017-04-09 13:06:36 +0000 (Sun, 09 Apr 2017) | 1 line +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Avoid integer overflow from r11411 with 32-bit long. +------------------------------------------------------------------------ +r11433 | vlefevre | 2017-04-07 15:15:34 +0000 (Fri, 07 Apr 2017) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Updated test to check that the snprintf function (C99) +is not used. +------------------------------------------------------------------------ +r11430 | vlefevre | 2017-04-07 14:52:12 +0000 (Fri, 07 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected an English error. +------------------------------------------------------------------------ +r11429 | vlefevre | 2017-04-07 13:59:03 +0000 (Fri, 07 Apr 2017) | 3 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed bug triggered by the test added in r11428: +the size field of struct printf_spec must have type size_t, not int, +because the size argument of mpfr_snprintf has type size_t. +------------------------------------------------------------------------ +r11428 | vlefevre | 2017-04-07 13:53:58 +0000 (Fri, 07 Apr 2017) | 3 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added a test that fails on 64-bit machines +(4-byte int, 8-byte size_t), due to the use of mpfr_snprintf +with required size = (size_t) UINT_MAX + 1. +------------------------------------------------------------------------ +r11427 | vlefevre | 2017-04-07 08:18:47 +0000 (Fri, 07 Apr 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Minor changes. +------------------------------------------------------------------------ +r11426 | vlefevre | 2017-04-07 08:09:46 +0000 (Fri, 07 Apr 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Comment re-indentation. +------------------------------------------------------------------------ +r11425 | vlefevre | 2017-04-07 07:21:47 +0000 (Fri, 07 Apr 2017) | 1 line +Changed paths: + M /trunk/src/ubf.c + +[src/ubf.c] Renamed mpfr_get_zexp to mpfr_init_get_zexp for clarity. +------------------------------------------------------------------------ +r11424 | vlefevre | 2017-04-06 23:37:51 +0000 (Thu, 06 Apr 2017) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed silly typo in MPFR_UBF_CLEAR_EXP() yielding +either an obscure memory leak or a crash in some mpfr_fmma calls. +We would really need formal proofs on the code... Or avoid macros. +------------------------------------------------------------------------ +r11423 | zimmerma | 2017-04-06 17:51:39 +0000 (Thu, 06 Apr 2017) | 2 lines +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] added one test + +------------------------------------------------------------------------ +r11422 | zimmerma | 2017-04-06 17:15:03 +0000 (Thu, 06 Apr 2017) | 2 lines +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] fixed test + +------------------------------------------------------------------------ +r11421 | vlefevre | 2017-04-06 17:06:12 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Updated comment about underflow. +------------------------------------------------------------------------ +r11420 | vlefevre | 2017-04-06 17:01:59 +0000 (Thu, 06 Apr 2017) | 3 lines +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Handling of UBF and overflow/underflow. + * Added a MPFR_ASSERTD related to the overflow code. + * Bug fix: handle underflow, possible if UBF input(s). +------------------------------------------------------------------------ +r11419 | zimmerma | 2017-04-06 16:02:27 +0000 (Thu, 06 Apr 2017) | 2 lines +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] added another test (currently fails) + +------------------------------------------------------------------------ +r11418 | vlefevre | 2017-04-06 15:24:33 +0000 (Thu, 06 Apr 2017) | 2 lines +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] Bug fix: underflow was not detected in the case cancel = 0 +with UBF numbers. At the same time, refactored the related code a bit. +------------------------------------------------------------------------ +r11417 | vlefevre | 2017-04-06 13:45:27 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added tbeta to svn:ignore property. +------------------------------------------------------------------------ +r11416 | vlefevre | 2017-04-06 13:24:35 +0000 (Thu, 06 Apr 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Formatting of the mpfr_can_round example for 80-column +terminals + GNU coding style. +------------------------------------------------------------------------ +r11415 | vlefevre | 2017-04-06 12:53:23 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Updated comment about bug20170405 (fixed in r11414). +------------------------------------------------------------------------ +r11414 | vlefevre | 2017-04-06 12:47:03 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] Also corrected the comment about overflow detection. +------------------------------------------------------------------------ +r11413 | vlefevre | 2017-04-06 12:45:14 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] Really fixed overflow detection (r11412 is broken). +------------------------------------------------------------------------ +r11412 | vlefevre | 2017-04-06 12:43:01 +0000 (Thu, 06 Apr 2017) | 4 lines +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] Fixed/improved UBF cases. + * Added an assertion (usual MPFR limitation with huge precisions, + affecting 32-bit ABI only in practice). + * Fixed overflow detection. +------------------------------------------------------------------------ +r11411 | vlefevre | 2017-04-06 11:56:58 +0000 (Thu, 06 Apr 2017) | 3 lines +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] In check_long_string(), which is called when +MPFR_CHECK_LARGEMEM is defined, increase tests_memory_limit if need be +in order to avoid an obvious failure due to insufficient memory. +------------------------------------------------------------------------ +r11410 | vlefevre | 2017-04-06 11:47:59 +0000 (Thu, 06 Apr 2017) | 3 lines +Changed paths: + M /trunk/tests/memory.c + +[tests/memory.c] Write all error messages to stderr in order to make +sure that they remain visible when the standard output is redirected +(e.g. in tprintf). Rewrote the messages in a consistent way. +------------------------------------------------------------------------ +r11409 | vlefevre | 2017-04-06 11:20:31 +0000 (Thu, 06 Apr 2017) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Fixed return type of test added in r11407. +------------------------------------------------------------------------ +r11408 | vlefevre | 2017-04-06 11:18:53 +0000 (Thu, 06 Apr 2017) | 3 lines +Changed paths: + M /trunk/tests/tinits.c -NOTE. This change has been merged in the 3.1 branch because it is -needed to be able to build MPFR with -Wall -Werror as of GCC 7, -due to the new -Wint-in-bool-context option enabled by -Wall: - https://gcc.gnu.org/gcc-7/changes.html +[tests/tinits.c] When MPFR_CHECK_LARGEMEM is defined, increase +tests_memory_limit if need be in order to avoid an obvious failure +due to insufficient memory. ------------------------------------------------------------------------ -r11432 | vlefevre | 2017-04-07 15:03:37 +0000 (Fri, 07 Apr 2017) | 1 line +r11407 | zimmerma | 2017-04-06 11:00:38 +0000 (Thu, 06 Apr 2017) | 3 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tfmma.c + +added test that triggers an error +(see https://sympa.inria.fr/sympa/arc/mpfr/2017-04/msg00016.html) + +------------------------------------------------------------------------ +r11406 | vlefevre | 2017-04-05 12:46:15 +0000 (Wed, 05 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r11431 | vlefevre | 2017-04-07 15:02:16 +0000 (Fri, 07 Apr 2017) | 5 lines +r11405 | vlefevre | 2017-04-05 08:35:18 +0000 (Wed, 05 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] More details about errno. +------------------------------------------------------------------------ +r11404 | vlefevre | 2017-04-04 14:43:40 +0000 (Tue, 04 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a paragraph about the use of errno. +------------------------------------------------------------------------ +r11403 | vlefevre | 2017-04-04 14:19:31 +0000 (Tue, 04 Apr 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Details about EOVERFLOW. +------------------------------------------------------------------------ +r11402 | zimmerma | 2017-04-04 06:22:46 +0000 (Tue, 04 Apr 2017) | 2 lines +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] added test in bug20161217() + +------------------------------------------------------------------------ +r11401 | vlefevre | 2017-04-03 13:04:23 +0000 (Mon, 03 Apr 2017) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] Update about functions returning a native floating-point value +and underflow/overflow. +------------------------------------------------------------------------ +r11400 | vlefevre | 2017-04-03 11:46:48 +0000 (Mon, 03 Apr 2017) | 2 lines +Changed paths: + M /trunk/src/atanh.c + +[src/atanh.c] Removed comment giving the "optimal" working precision +(I do not see any proof in algorithms.tex, and it seems incorrect). +------------------------------------------------------------------------ +r11399 | vlefevre | 2017-04-03 11:28:24 +0000 (Mon, 03 Apr 2017) | 2 lines +Changed paths: + M /trunk/TODO + M /trunk/src/log1p.c + +[TODO,src/log1p.c] log1p(x) on small x should also be improved instead +of computing log(1+x). +------------------------------------------------------------------------ +r11398 | vlefevre | 2017-04-03 09:16:27 +0000 (Mon, 03 Apr 2017) | 1 line +Changed paths: + M /trunk/TODO + M /trunk/src/atanh.c + +[TODO,src/atanh.c] Suggest a faster formula for atanh(x) on small x. +------------------------------------------------------------------------ +r11397 | vlefevre | 2017-04-03 09:04:04 +0000 (Mon, 03 Apr 2017) | 1 line +Changed paths: + M /trunk/src/atanh.c + +[src/atanh.c] Cosmetic changes (comments and whitespace). +------------------------------------------------------------------------ +r11396 | vlefevre | 2017-04-03 08:24:03 +0000 (Mon, 03 Apr 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Update about ERANGE. +------------------------------------------------------------------------ +r11395 | vlefevre | 2017-03-27 14:57:20 +0000 (Mon, 27 Mar 2017) | 1 line +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] Fixed a macro (use of mpfr_printf, missing cast). +------------------------------------------------------------------------ +r11390 | vlefevre | 2017-03-09 10:58:49 +0000 (Thu, 09 Mar 2017) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mention how to find the full list of bug fixes. +------------------------------------------------------------------------ +r11388 | vlefevre | 2017-03-09 09:45:02 +0000 (Thu, 09 Mar 2017) | 1 line +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Updated comments about bug20161217 and bug20170308. +------------------------------------------------------------------------ +r11386 | vlefevre | 2017-03-09 09:28:47 +0000 (Thu, 09 Mar 2017) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tstrtofr.c -[doc/mpfr.texi] - * Clarified mpfr_asprintf & mpfr_vasprintf specification in case - of error. - * Corrected an English error. -(merged changesets r11264,11430 from the trunk) +[tests/tstrtofr.c] Added comments about bug20161217 and bug20170308. ------------------------------------------------------------------------ -r11345 | vlefevre | 2017-02-26 02:06:02 +0000 (Sun, 26 Feb 2017) | 1 line +r11385 | vlefevre | 2017-03-09 01:34:37 +0000 (Thu, 09 Mar 2017) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Updated comment: bug20170308 checks the same bug +as bug20161217. +------------------------------------------------------------------------ +r11384 | vlefevre | 2017-03-09 01:27:39 +0000 (Thu, 09 Mar 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r11344 | vlefevre | 2017-02-26 02:05:19 +0000 (Sun, 26 Feb 2017) | 2 lines +r11383 | zimmerma | 2017-03-08 20:58:00 +0000 (Wed, 08 Mar 2017) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tstrtofr.c + +added non-regression test + +------------------------------------------------------------------------ +r11382 | zimmerma | 2017-03-07 14:12:39 +0000 (Tue, 07 Mar 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] results should not depend on machine rounding mode/precision + +------------------------------------------------------------------------ +r11381 | vlefevre | 2017-03-06 10:55:45 +0000 (Mon, 06 Mar 2017) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor corrections. +------------------------------------------------------------------------ +r11380 | vlefevre | 2017-03-05 02:11:52 +0000 (Sun, 05 Mar 2017) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added a comment about shiftq. +------------------------------------------------------------------------ +r11379 | vlefevre | 2017-02-28 11:11:29 +0000 (Tue, 28 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] C89 compatibility and some code reformatting. +------------------------------------------------------------------------ +r11378 | vlefevre | 2017-02-28 10:10:44 +0000 (Tue, 28 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Slightly improved comments. +------------------------------------------------------------------------ +r11377 | vlefevre | 2017-02-28 10:06:10 +0000 (Tue, 28 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Fixed a bug in reduced exponent range (not detected by +the current tests). +------------------------------------------------------------------------ +r11376 | vlefevre | 2017-02-28 10:02:51 +0000 (Tue, 28 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Added a comment for Beta(0,negative integer). +------------------------------------------------------------------------ +r11375 | vlefevre | 2017-02-28 09:53:31 +0000 (Tue, 28 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Eventually fixed the case z or w is 0 (note: r11374 +did also other unwanted changes, reverted here). +------------------------------------------------------------------------ +r11374 | vlefevre | 2017-02-28 09:40:01 +0000 (Tue, 28 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Reverted my changes (this was incorrect). +------------------------------------------------------------------------ +r11373 | vlefevre | 2017-02-28 09:32:01 +0000 (Tue, 28 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Fixed special cases. +------------------------------------------------------------------------ +r11372 | vlefevre | 2017-02-28 09:10:28 +0000 (Tue, 28 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Added comments and some corrections (incomplete) for the +case "z or w is 0". +------------------------------------------------------------------------ +r11371 | zimmerma | 2017-02-28 08:06:05 +0000 (Tue, 28 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] fixed case z or w is 0 + +------------------------------------------------------------------------ +r11370 | zimmerma | 2017-02-28 07:11:09 +0000 (Tue, 28 Feb 2017) | 4 lines +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] patch from Cade Brown +- signed zeros are checked in is_same +- the case above (summing non-integer negative z, w which sum to a negative integer) + +------------------------------------------------------------------------ +r11369 | zimmerma | 2017-02-27 22:00:55 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] added mpfr_beta in "Added Functions" + +------------------------------------------------------------------------ +r11368 | vlefevre | 2017-02-27 15:48:12 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/jn.c + +[src/jn.c] Use MPFR_ADD_PREC. +------------------------------------------------------------------------ +r11367 | vlefevre | 2017-02-27 15:42:30 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Updated comments; added a FIXME. +------------------------------------------------------------------------ +r11366 | zimmerma | 2017-02-27 15:10:45 +0000 (Mon, 27 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/jn.c + +[src/jn.c] in case the first Ziv loop failed, take into account the number of + lost bits + +------------------------------------------------------------------------ +r11365 | vlefevre | 2017-02-27 15:06:41 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Use MPFR_ARE_SINGULAR. +------------------------------------------------------------------------ +r11364 | zimmerma | 2017-02-27 14:22:29 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] fix in case z and w are not integers and z+w is a nonpositive integer + +------------------------------------------------------------------------ +r11363 | zimmerma | 2017-02-27 12:07:35 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + A /trunk/src/odd_p.c + +[src/odd_p.c] new source file + +------------------------------------------------------------------------ +r11362 | zimmerma | 2017-02-27 12:07:15 +0000 (Mon, 27 Feb 2017) | 5 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/beta.c + M /trunk/src/mpfr-impl.h + M /trunk/src/pow.c + +[src/Makefile.am] new file odd_p.c +[src/beta.c] fixed bug +[src/mpfr-impl.h] renamed mpfr_is_odd into mpfr_odd_p +[src/pow.c] moved mpfr_is_odd (renamed mpfr_odd_p) into separate file + +------------------------------------------------------------------------ +r11361 | vlefevre | 2017-02-27 11:10:11 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Added a FIXME (test failure with assertions). +------------------------------------------------------------------------ +r11360 | vlefevre | 2017-02-27 10:48:32 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Removed an unusual space. +------------------------------------------------------------------------ +r11359 | vlefevre | 2017-02-27 10:42:30 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tbuildopt.c + +[tests/tbuildopt.c] Added calls to tests_start_mpfr and tests_end_mpfr. +------------------------------------------------------------------------ +r11358 | vlefevre | 2017-02-27 10:35:25 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added a test to check that the usual test programs +call tests_start_mpfr and tests_end_mpfr. +------------------------------------------------------------------------ +r11357 | zimmerma | 2017-02-27 10:27:40 +0000 (Mon, 27 Feb 2017) | 5 lines +Changed paths: + M /trunk/src/beta.c + M /trunk/src/mpfr-impl.h + M /trunk/src/pow.c + M /trunk/tests/tbeta.c + +[src/beta.c] several fixes +[src/pow.c] renamed is_odd to mpfr_is_odd, and export it +[src/mpfr-impl.h] export mpfr_is_odd as internal function +[tests/tbeta.c] added generic tests + +------------------------------------------------------------------------ +r11356 | vlefevre | 2017-02-27 09:43:46 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] Added missing void in prototype. +------------------------------------------------------------------------ +r11355 | vlefevre | 2017-02-27 09:32:39 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/src/set.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r11354 | vlefevre | 2017-02-27 08:30:31 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] Fixed the usage of MPFR types. +------------------------------------------------------------------------ +r11353 | vlefevre | 2017-02-27 08:28:03 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] Minor correction. Added a FIXME and a TODO. +------------------------------------------------------------------------ +r11352 | zimmerma | 2017-02-27 07:11:05 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/tests/tbeta.c + +[tests/tbeta.c] GNU style and C89 portability + +------------------------------------------------------------------------ +r11351 | zimmerma | 2017-02-27 06:56:40 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] removed beta entry + +------------------------------------------------------------------------ +r11350 | zimmerma | 2017-02-27 06:56:03 +0000 (Mon, 27 Feb 2017) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + M /trunk/src/mpfr.h + M /trunk/tests/Makefile.am + +new function mpfr_beta + +------------------------------------------------------------------------ +r11349 | zimmerma | 2017-02-27 06:55:23 +0000 (Mon, 27 Feb 2017) | 4 lines +Changed paths: + A /trunk/tests/tbeta.c + +[tests/tbeta.c] test file for mpfr_beta, contributed by Cade Brown from + ChemicalDevelopment (this commit is the file as it was + contributed, except the mpfr-test.h include) + +------------------------------------------------------------------------ +r11348 | vlefevre | 2017-02-27 02:25:55 +0000 (Mon, 27 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Portability corrections. +------------------------------------------------------------------------ +r11347 | zimmerma | 2017-02-26 22:13:00 +0000 (Sun, 26 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] fix for exact case beta(1,2^k) for k negative integer + +------------------------------------------------------------------------ +r11346 | zimmerma | 2017-02-26 15:47:17 +0000 (Sun, 26 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] special values are now implemented (should be reviewed) + +------------------------------------------------------------------------ +r11343 | vlefevre | 2017-02-25 22:52:23 +0000 (Sat, 25 Feb 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] mpfr_root: replace "obsolete" by "deprecated" (the right word). +------------------------------------------------------------------------ +r11342 | vlefevre | 2017-02-25 22:46:23 +0000 (Sat, 25 Feb 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Update about rootn. +------------------------------------------------------------------------ +r11341 | vlefevre | 2017-02-25 22:31:48 +0000 (Sat, 25 Feb 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added some propositions about rootn. +------------------------------------------------------------------------ +r11340 | zimmerma | 2017-02-25 13:58:10 +0000 (Sat, 25 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/root.c + +[src/root.c] added comment + +------------------------------------------------------------------------ +r11339 | zimmerma | 2017-02-25 07:21:08 +0000 (Sat, 25 Feb 2017) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added reference + +------------------------------------------------------------------------ +r11338 | vlefevre | 2017-02-23 13:00:06 +0000 (Thu, 23 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Call mpfr_check_range as usual. +------------------------------------------------------------------------ +r11337 | vlefevre | 2017-02-23 12:18:10 +0000 (Thu, 23 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Extended the exponent range for the generic case. +------------------------------------------------------------------------ +r11336 | vlefevre | 2017-02-23 12:15:45 +0000 (Thu, 23 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Added a comment. +------------------------------------------------------------------------ +r11335 | vlefevre | 2017-02-23 12:14:19 +0000 (Thu, 23 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Various code improvement / fixes. +------------------------------------------------------------------------ +r11334 | vlefevre | 2017-02-23 11:49:35 +0000 (Thu, 23 Feb 2017) | 1 line +Changed paths: + M /trunk/src/beta.c + +[src/beta.c] Added a FIXME. +------------------------------------------------------------------------ +r11333 | zimmerma | 2017-02-23 11:10:39 +0000 (Thu, 23 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/Makefile.am + A /trunk/src/beta.c + M /trunk/src/mpfr.h + +[src/beta.c] added beta function (work in progress, not yet fully implemented, + and not tested) + +------------------------------------------------------------------------ +r11332 | zimmerma | 2017-02-21 14:06:56 +0000 (Tue, 21 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/fmma.c + M /trunk/src/set.c + M /trunk/src/ubf.c + +[src/fmma.c] speedup of mpfr_fmma and mpfr_fmms + +------------------------------------------------------------------------ +r11331 | zimmerma | 2017-02-21 12:40:52 +0000 (Tue, 21 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/fma.c + M /trunk/src/mpfr-impl.h + M /trunk/src/set.c + +[src/fma.c] speedup of mpfr_fma when all operands have the same precision + (less than one full limb) + +------------------------------------------------------------------------ +r11330 | vlefevre | 2017-02-21 10:28:04 +0000 (Tue, 21 Feb 2017) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] Note that the position of "const" in the mpfr_sum prototype +has been fixed (in case writers of interfaces for MPFR use that). +------------------------------------------------------------------------ +r11328 | vlefevre | 2017-02-21 09:44:35 +0000 (Tue, 21 Feb 2017) | 1 line +Changed paths: + M /trunk/src/get_d64.c + M /trunk/src/set_d64.c + +"a IEEE 754r decimal64 float" → "an IEEE 754-2008 decimal64 float". +------------------------------------------------------------------------ +r11327 | zimmerma | 2017-02-20 18:03:00 +0000 (Mon, 20 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] speedup mpfr_fma for 1 limb + +------------------------------------------------------------------------ +r11326 | zimmerma | 2017-02-20 18:01:15 +0000 (Mon, 20 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/fms.c + +754R -> 754-2008 + +------------------------------------------------------------------------ +r11325 | vlefevre | 2017-02-20 02:36:50 +0000 (Mon, 20 Feb 2017) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r11324 | vlefevre | 2017-02-20 02:32:10 +0000 (Mon, 20 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Solved the FIXME for %g on easy cases. +------------------------------------------------------------------------ +r11323 | vlefevre | 2017-02-17 12:54:47 +0000 (Fri, 17 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] mpfr_reflection_overflow: reverted r11322 as the rounding +direction was correct; it was a comment that was incorrect, now fixed. +------------------------------------------------------------------------ +r11322 | vlefevre | 2017-02-17 12:47:41 +0000 (Fri, 17 Feb 2017) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] mpfr_reflection_overflow: fixed a rounding direction. +------------------------------------------------------------------------ +r11321 | vlefevre | 2017-02-17 12:39:56 +0000 (Fri, 17 Feb 2017) | 5 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Improvements of mpfr_reflection_overflow: + * Moved identical parts of the code at the beginning of if/else blocks + as a single part before the "if". + * When the rounding mode doesn't matter (exact result), use MPFR_RNDN. + * Updated comments (making them more consistent at the same time). +------------------------------------------------------------------------ +r11320 | zimmerma | 2017-02-16 19:16:58 +0000 (Thu, 16 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] added more comments for the overflow case + +------------------------------------------------------------------------ +r11319 | vlefevre | 2017-02-14 15:37:03 +0000 (Tue, 14 Feb 2017) | 3 lines +Changed paths: + M /trunk/doc/sum.txt + M /trunk/src/sum.c + +[src/sum.c] Added a note about why one uses "const mpfr_ptr *x" in the + prototypes instead of "const mpfr_srcptr *x" (old info from r5381). +[doc/sum.txt] Fixed the const position (see r11316) and added this note. +------------------------------------------------------------------------ +r11318 | vlefevre | 2017-02-14 11:57:11 +0000 (Tue, 14 Feb 2017) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + +[src/{mpfr-impl.h,mpfr.h}] Code reformatting and other cosmetic changes. +------------------------------------------------------------------------ +r11317 | vlefevre | 2017-02-14 11:30:50 +0000 (Tue, 14 Feb 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] For mpfr_sum, changed "mpfr_ptr const" to the equivalent +"const mpfr_ptr" (usual style, less confusing). +------------------------------------------------------------------------ +r11316 | vlefevre | 2017-02-14 11:28:28 +0000 (Tue, 14 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/mpfr.h + M /trunk/src/sum.c + +For mpfr_sum and its auxiliary functions, moved the const type qualifier +to the right place (mpfr_ptr *const → const mpfr_ptr *). This bug had +been introduced in r3642 (2005-06-10). +------------------------------------------------------------------------ +r11315 | vlefevre | 2017-02-13 17:03:16 +0000 (Mon, 13 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] mpfr_reflection_overflow: added comments and FIXME's; +fixed obvious typos in a comment and the code. +------------------------------------------------------------------------ +r11314 | vlefevre | 2017-02-13 15:44:56 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] mpfr_reflection_overflow: typo in a comment. +------------------------------------------------------------------------ +r11313 | vlefevre | 2017-02-13 12:13:11 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Untabified. +------------------------------------------------------------------------ +r11312 | vlefevre | 2017-02-13 12:11:18 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] mpfr_reflection_overflow: added an assertion and a comment. +------------------------------------------------------------------------ +r11311 | vlefevre | 2017-02-13 09:37:17 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added a comment in a FIXME. +------------------------------------------------------------------------ +r11310 | vlefevre | 2017-02-13 09:28:06 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added MPFR_ASSERTD's. +------------------------------------------------------------------------ +r11309 | vlefevre | 2017-02-13 09:17:03 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Avoid some potential integer overflows. +------------------------------------------------------------------------ +r11308 | zimmerma | 2017-02-13 09:11:19 +0000 (Mon, 13 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] improved overflow detection + +------------------------------------------------------------------------ +r11307 | vlefevre | 2017-02-13 08:57:06 +0000 (Mon, 13 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added FIXME's: possible integer overflows. +------------------------------------------------------------------------ +r11306 | zimmerma | 2017-02-12 08:06:55 +0000 (Sun, 12 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +fix for mpfr_zeta overflow on 32-bit computers + +------------------------------------------------------------------------ +r11305 | zimmerma | 2017-02-11 15:26:07 +0000 (Sat, 11 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] revert detection of leading bit in sqr_1 and sqr_2 + (not clear it is faster) + +------------------------------------------------------------------------ +r11304 | vlefevre | 2017-02-10 18:25:21 +0000 (Fri, 10 Feb 2017) | 3 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added a mpfr_snprintf test with a null pointer, +"%#.*RDg" and a large precision (it currently takes too much memory, +like the similar ones). +------------------------------------------------------------------------ +r11303 | vlefevre | 2017-02-10 16:03:47 +0000 (Fri, 10 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +[src/vasprintf.c] Added a FIXME for %g on easy cases (too much memory). +[tests/tsprintf.c] Added corresponding tests. +------------------------------------------------------------------------ +r11302 | vlefevre | 2017-02-09 17:47:38 +0000 (Thu, 09 Feb 2017) | 4 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fix for mpfr_snprintf with size=0: do not allocate +a buffer for the output if not needed. This really fixes bug #21056. +The case size_t < unsigned int could not be solved completely due to +limitations from the C standard and GMP. +------------------------------------------------------------------------ +r11301 | vlefevre | 2017-02-09 17:04:03 +0000 (Thu, 09 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Avoid a warning due to an unused variable with +MPFR_GENERIC_ABI defined or GMP_NUMB_BITS != 64. +------------------------------------------------------------------------ +r11300 | vlefevre | 2017-02-09 13:45:53 +0000 (Thu, 09 Feb 2017) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added MPFR_ASSERTD's from comments. +------------------------------------------------------------------------ +r11299 | zimmerma | 2017-02-09 12:03:41 +0000 (Thu, 09 Feb 2017) | 2 lines +Changed paths: + M /trunk/tests/tzeta.c + +[tests/tzeta.c] interm_overflow -> intermediate_overflow + +------------------------------------------------------------------------ +r11298 | vlefevre | 2017-02-09 11:34:52 +0000 (Thu, 09 Feb 2017) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Updated a FIXME. +------------------------------------------------------------------------ +r11297 | zimmerma | 2017-02-09 10:48:50 +0000 (Thu, 09 Feb 2017) | 2 lines +Changed paths: + M /trunk/tools/mbench/Makefile + M /trunk/tools/mbench/mfv5-mpfr.cc + +improved detection of fmma and fmms + +------------------------------------------------------------------------ +r11296 | zimmerma | 2017-02-09 10:21:54 +0000 (Thu, 09 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] fixed long-standing failure in tzeta + +------------------------------------------------------------------------ +r11295 | zimmerma | 2017-02-08 20:55:18 +0000 (Wed, 08 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + M /trunk/tests/tsqrt.c + +[src/sqrt.c] fixed a bug, and simplified code (sb=0 implies rb=0) + +------------------------------------------------------------------------ +r11294 | vlefevre | 2017-02-08 17:36:48 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Updated FIXME. +------------------------------------------------------------------------ +r11293 | zimmerma | 2017-02-08 17:22:22 +0000 (Wed, 08 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] new code for prec=GMP_NUMB_BITS + +------------------------------------------------------------------------ +r11292 | vlefevre | 2017-02-08 17:00:18 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Moved the size_t vs int FIXME, with details added. +------------------------------------------------------------------------ +r11291 | vlefevre | 2017-02-08 16:51:51 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added a MPFR_ASSERTN for security. +------------------------------------------------------------------------ +r11290 | vlefevre | 2017-02-08 16:44:16 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added a FIXME for the case size_t < unsigned int. +------------------------------------------------------------------------ +r11289 | vlefevre | 2017-02-08 16:34:31 +0000 (Wed, 08 Feb 2017) | 4 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Solved the r11288 FIXME, introducing new ones +with a more visible failure. Not fixed yet because there seems +to be another issue (already present at the beginning in r4993), +which should be considered first. +------------------------------------------------------------------------ +r11288 | vlefevre | 2017-02-08 16:00:28 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added a FIXME (related to the cause of the failure). +------------------------------------------------------------------------ +r11287 | vlefevre | 2017-02-08 15:44:53 +0000 (Wed, 08 Feb 2017) | 7 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Added some precondition assertions, as the buffer_cat +implementation requires that the current buffer position contains \0. +Note[VL]: tsprintf is still failing with assertions on my machine in +the 32-bit Linux/x86 ABI, but now on the new precondition instead of +postcondition. The behavior with size = 0 actually depends on the state +of uninitialized memory (even in the 64-bit ABI), so that the failures +may be random; the problem is detected by valgrind. +------------------------------------------------------------------------ +r11286 | vlefevre | 2017-02-08 15:33:32 +0000 (Wed, 08 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] Declare variables used by GMP_NUMB_BITS == 64 only in the +related code. +------------------------------------------------------------------------ +r11285 | zimmerma | 2017-02-08 15:07:28 +0000 (Wed, 08 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mul.c + +[src/mul.c] simplified logic for special code +[src/div.c] fixed bug in mpfr_div_1n when extra=0 + +------------------------------------------------------------------------ +r11284 | zimmerma | 2017-02-08 14:28:56 +0000 (Wed, 08 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] special code for prec=GMP_NUMB_BITS + +------------------------------------------------------------------------ +r11283 | zimmerma | 2017-02-08 14:04:11 +0000 (Wed, 08 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/src/sqr.c + +[src/sqr.c] new code for p = GMP_NUMB_BITS, and small improvement in mpfr_sqr_1 +[src/mul.c] cosmetic changes + +------------------------------------------------------------------------ +r11282 | vlefevre | 2017-02-08 13:28:21 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] Fix: C++ compatibility. +------------------------------------------------------------------------ +r11281 | zimmerma | 2017-02-08 13:17:45 +0000 (Wed, 08 Feb 2017) | 4 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/mul.c + M /trunk/src/sub1sp.c + +[src/mul.c] added special code for prec=GMP_NUMB_BITS +[src/add1sp.c] use special code only when MPFR_GENERIC_ABI is not defined +[src/sub1sp.c] idem as above + +------------------------------------------------------------------------ +r11280 | vlefevre | 2017-02-08 13:09:44 +0000 (Wed, 08 Feb 2017) | 5 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Declare the mpfr_vasnprintf_aux prototype (which +uses va_list) only if <stdarg.h> has been included, otherwise the +build was failing with GCC in C90 mode under Linux (and could fail +with other C implementations where this header isn't automatically +included as a consequence of the inclusion of some other header). +------------------------------------------------------------------------ +r11279 | zimmerma | 2017-02-08 12:58:43 +0000 (Wed, 08 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +[src/sub1sp.c] new function for p=GMP_NUMB_BITS, fixed bug in mpfr_sub1sp3 +[tests/tsub1sp.c] added new tests + +------------------------------------------------------------------------ +r11278 | vlefevre | 2017-02-08 12:02:40 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed bug introduced in r11273. +------------------------------------------------------------------------ +r11277 | vlefevre | 2017-02-08 11:54:14 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Updated the "simple mp_limb_t constants" test. +------------------------------------------------------------------------ +r11276 | vlefevre | 2017-02-08 11:51:37 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/src/add_ui.c + M /trunk/src/div_ui.c + M /trunk/src/exp_2.c + M /trunk/src/sub_ui.c + M /trunk/src/ui_sub.c + +Made some assertions a bit more readable. +------------------------------------------------------------------------ +r11275 | vlefevre | 2017-02-08 11:18:51 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] Fixed mpfr_inits2/mpfr_clears sentinel → (mpfr_ptr) 0 +------------------------------------------------------------------------ +r11274 | vlefevre | 2017-02-08 11:13:57 +0000 (Wed, 08 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] C90 compatibility. +------------------------------------------------------------------------ +r11273 | zimmerma | 2017-02-08 10:28:58 +0000 (Wed, 08 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +[src/vasprintf.c] avoid memory allocation for snprintf with size=0 + +------------------------------------------------------------------------ +r11272 | zimmerma | 2017-02-08 08:42:49 +0000 (Wed, 08 Feb 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +[src/sub1sp.c] fixed a bug in mpfr_sub1sp1 and mpfr_sub1sp2 (corner case) +[tests/tsub1sp.c] added non-regression test + +------------------------------------------------------------------------ +r11271 | zimmerma | 2017-02-07 18:42:53 +0000 (Tue, 07 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] added special code for p=GMP_NUMB_BITS + +------------------------------------------------------------------------ +r11270 | zimmerma | 2017-02-07 16:35:29 +0000 (Tue, 07 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +[src/vasprintf.c] improved also %a and %e + +------------------------------------------------------------------------ +r11269 | zimmerma | 2017-02-07 15:07:28 +0000 (Tue, 07 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/printf.c + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +[src/vasprintf.c] fixed bug #21056 + +------------------------------------------------------------------------ +r11268 | vlefevre | 2017-02-07 10:44:03 +0000 (Tue, 07 Feb 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] More about the mpz_t pool. +------------------------------------------------------------------------ +r11267 | vlefevre | 2017-02-07 10:13:35 +0000 (Tue, 07 Feb 2017) | 1 line +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] Better file description (keeping it short). +------------------------------------------------------------------------ +r11266 | vlefevre | 2017-02-07 10:10:10 +0000 (Tue, 07 Feb 2017) | 1 line +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] Updated comments (mpz_t cache → mpz_t pool). +------------------------------------------------------------------------ +r11265 | vlefevre | 2017-02-07 01:47:16 +0000 (Tue, 07 Feb 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11264 | vlefevre | 2017-02-07 01:46:14 +0000 (Tue, 07 Feb 2017) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Clarified mpfr_asprintf & mpfr_vasprintf specification +in case of error. +------------------------------------------------------------------------ +r11263 | vlefevre | 2017-02-07 00:59:37 +0000 (Tue, 07 Feb 2017) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Code cleanup. +------------------------------------------------------------------------ +r11262 | zimmerma | 2017-02-06 17:24:23 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +partial solution of bug #21056: a test of mpfr_sprintf still fails + +------------------------------------------------------------------------ +r11261 | zimmerma | 2017-02-06 15:09:39 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] added test for underflow corner case + +------------------------------------------------------------------------ +r11260 | zimmerma | 2017-02-06 13:48:40 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] simplified underflow in div_1 and div_2 (one case is not possible) + +------------------------------------------------------------------------ +r11259 | zimmerma | 2017-02-06 13:10:24 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/sqr.c + M /trunk/tests/tsqr.c + +[tests/tsqr.c] added another corner case for underflow and mpfr_sqr_2 + +------------------------------------------------------------------------ +r11258 | zimmerma | 2017-02-06 12:58:48 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/sqr.c + M /trunk/tests/tsqr.c + +[tests/tsqr.c] added a corner underflow case + +------------------------------------------------------------------------ +r11257 | vlefevre | 2017-02-06 12:45:49 +0000 (Mon, 06 Feb 2017) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added missing function prototype after r11256. +------------------------------------------------------------------------ +r11256 | zimmerma | 2017-02-06 12:04:33 +0000 (Mon, 06 Feb 2017) | 2 lines +Changed paths: + M /trunk/src/free_cache.c + M /trunk/src/mpfr-impl.h + +[mpfr-impl.h] now mpz_init2 uses the mpz spool too + +------------------------------------------------------------------------ +r11255 | vlefevre | 2017-02-03 14:10:51 +0000 (Fri, 03 Feb 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added: check the small-precision tables in the tests? +------------------------------------------------------------------------ +r11254 | vlefevre | 2017-02-03 01:28:43 +0000 (Fri, 03 Feb 2017) | 1 line +Changed paths: + M /trunk/src/sqrt.c + M /trunk/tests/tdiv.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r11253 | vlefevre | 2017-02-03 01:09:38 +0000 (Fri, 03 Feb 2017) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed code for the _mulx_u64 test. +------------------------------------------------------------------------ +r11252 | vlefevre | 2017-02-02 17:59:51 +0000 (Thu, 02 Feb 2017) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output whether _mulx_u64 is available. +------------------------------------------------------------------------ +r11251 | vlefevre | 2017-02-02 17:23:20 +0000 (Thu, 02 Feb 2017) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed _mulx_u64 detection to avoid failures in tests +with ICC 15: we need an AC_RUN_IFELSE, not just an AC_LINK_IFELSE. +------------------------------------------------------------------------ +r11250 | vlefevre | 2017-01-31 13:43:30 +0000 (Tue, 31 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + +[src/invsqrt_limb.h] Improved constants: make their meaning explicit; +portability with 32-bit long (and 64-bit limb). +------------------------------------------------------------------------ +r11249 | zimmerma | 2017-01-31 13:08:48 +0000 (Tue, 31 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + +[src/invsqrt_limb.h] new macro __gmpfr_sqrt_limb_approx +[src/sqrt.c] new sqrt1 code using __gmpfr_sqrt_limb_approx + +------------------------------------------------------------------------ +r11248 | zimmerma | 2017-01-30 17:52:19 +0000 (Mon, 30 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] improved slow branch of mpfr_sqrt2 + +------------------------------------------------------------------------ +r11247 | zimmerma | 2017-01-30 16:43:19 +0000 (Mon, 30 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] improved slow branch of mpfr_div_2 + +------------------------------------------------------------------------ +r11246 | zimmerma | 2017-01-30 16:06:27 +0000 (Mon, 30 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] fixed TODO: replaced two if-statements by while-loop + +------------------------------------------------------------------------ +r11245 | vlefevre | 2017-01-30 15:15:44 +0000 (Mon, 30 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added TODO's. +------------------------------------------------------------------------ +r11244 | vlefevre | 2017-01-30 14:04:33 +0000 (Mon, 30 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added a MPFR_ASSERTD. +------------------------------------------------------------------------ +r11243 | zimmerma | 2017-01-28 20:16:52 +0000 (Sat, 28 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] added comment + +------------------------------------------------------------------------ +r11242 | zimmerma | 2017-01-28 17:38:56 +0000 (Sat, 28 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + +[src/invsqrt_limb.h] fixed __gmpfr_sqrt_limb macro + +------------------------------------------------------------------------ +r11241 | zimmerma | 2017-01-28 09:20:50 +0000 (Sat, 28 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] small optimization + +------------------------------------------------------------------------ +r11240 | zimmerma | 2017-01-27 20:45:45 +0000 (Fri, 27 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] speedup for small precision + +------------------------------------------------------------------------ +r11239 | vlefevre | 2017-01-27 10:44:37 +0000 (Fri, 27 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Disable mpfr_mul_{1,2,3} if MPFR_GENERIC_ABI is defined. +------------------------------------------------------------------------ +r11238 | vlefevre | 2017-01-27 10:39:47 +0000 (Fri, 27 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Removed useless parentheses that can inhibit warnings. +------------------------------------------------------------------------ +r11237 | vlefevre | 2017-01-26 16:19:34 +0000 (Thu, 26 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Updated TODO. +------------------------------------------------------------------------ +r11236 | vlefevre | 2017-01-26 16:17:55 +0000 (Thu, 26 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Added a TODO about an optimization. +------------------------------------------------------------------------ +r11235 | zimmerma | 2017-01-26 10:03:11 +0000 (Thu, 26 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] fixed error bound for mpfr_sqrt2_approx + +------------------------------------------------------------------------ +r11234 | vlefevre | 2017-01-25 17:55:47 +0000 (Wed, 25 Jan 2017) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added optimization of test + shift for some processors. +------------------------------------------------------------------------ +r11233 | vlefevre | 2017-01-25 16:04:38 +0000 (Wed, 25 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added MPFR_FULLSUB code for mpfr_sub1sp2. +------------------------------------------------------------------------ +r11232 | zimmerma | 2017-01-25 13:49:11 +0000 (Wed, 25 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + +[src/sqrt.c] changed error bound back from 16 to 15 + +------------------------------------------------------------------------ +r11231 | vlefevre | 2017-01-25 13:44:42 +0000 (Wed, 25 Jan 2017) | 2 lines +Changed paths: + M /trunk/doc/add-with-carry.c + +[doc/add-with-carry.c] Added reference to my bug report about Clang's +carry detection missed optimization in chained add-with-carry. +------------------------------------------------------------------------ +r11230 | zimmerma | 2017-01-25 13:16:19 +0000 (Wed, 25 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + +[src/sqrt.c] updated error bound for __gmpfr_invsqrt_limb_approx + +------------------------------------------------------------------------ +r11229 | vlefevre | 2017-01-25 12:40:00 +0000 (Wed, 25 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added refs to missed/broken optimization with Clang/LLVM. +------------------------------------------------------------------------ +r11228 | vlefevre | 2017-01-25 09:23:08 +0000 (Wed, 25 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Use the FULLSUB only. Added a comment about the change +in r11227. +------------------------------------------------------------------------ +r11227 | zimmerma | 2017-01-25 07:20:57 +0000 (Wed, 25 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] changed MPFR_FULLSUB variant into faster code + +------------------------------------------------------------------------ +r11226 | vlefevre | 2017-01-24 15:46:52 +0000 (Tue, 24 Jan 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Texinfo typography correction. +------------------------------------------------------------------------ +r11225 | vlefevre | 2017-01-24 14:37:58 +0000 (Tue, 24 Jan 2017) | 7 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improvements concerning the exponent range. + * mpfr_get_exp: added a FIXME in a comment (documented behavior?). + * mpfr_set_emin / mpfr_set_emax: more specification and details. + * mpfr_subnormalize: clarification; added a warning about emin. + * Example of mpfr_subnormalize: added a note. +In particular, this follows a confusion: + https://sympa.inria.fr/sympa/arc/mpfr/2017-01/msg00024.html +------------------------------------------------------------------------ +r11224 | zimmerma | 2017-01-24 10:34:36 +0000 (Tue, 24 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + +[src/invsqrt_limb.h] changed slightly definition of d10 and d37 (does not + change final error analysis) + +------------------------------------------------------------------------ +r11223 | vlefevre | 2017-01-23 15:41:35 +0000 (Mon, 23 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Updated comments about subtraction with borrow; the first +one from r11213 was incorrect (bad interpretation of the generated code +for GCC, potentially on a different alternate source code for Clang). +------------------------------------------------------------------------ +r11222 | zimmerma | 2017-01-23 14:11:17 +0000 (Mon, 23 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] simplified mpfr_sub1sp1() + +------------------------------------------------------------------------ +r11221 | zimmerma | 2017-01-23 11:38:04 +0000 (Mon, 23 Jan 2017) | 2 lines +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] added non-regression test + +------------------------------------------------------------------------ +r11220 | vlefevre | 2017-01-23 10:23:40 +0000 (Mon, 23 Jan 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Added a FIXME as mpfr_urandom does not always set flags. +------------------------------------------------------------------------ +r11219 | vlefevre | 2017-01-23 09:46:50 +0000 (Mon, 23 Jan 2017) | 1 line +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Simplified code (no changes in the behavior). +------------------------------------------------------------------------ +r11218 | zimmerma | 2017-01-23 07:27:10 +0000 (Mon, 23 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] fixed bug reported by Trevor Spiteri +(https://sympa.inria.fr/sympa/arc/mpfr/2017-01/msg00020.html) + +------------------------------------------------------------------------ +r11217 | zimmerma | 2017-01-21 12:58:34 +0000 (Sat, 21 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpn_exp.c + M /trunk/src/mulders.c + M /trunk/src/sqr.c + +changed mpn_sqr_n into mpn_sqr + +------------------------------------------------------------------------ +r11216 | zimmerma | 2017-01-20 17:21:15 +0000 (Fri, 20 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + D /trunk/src/sqrt_tab.h + +new version of mpfr_sqrt2_approx (no longer needs sqrt_tab.h) + +------------------------------------------------------------------------ +r11215 | vlefevre | 2017-01-20 16:24:56 +0000 (Fri, 20 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Updated TODO, mentioning an optimization bug in LLVM. +------------------------------------------------------------------------ +r11214 | vlefevre | 2017-01-20 16:13:45 +0000 (Fri, 20 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Updated TODO about full subtraction with borrow. +------------------------------------------------------------------------ +r11213 | vlefevre | 2017-01-20 13:58:11 +0000 (Fri, 20 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added alternate code (enabled with -DMPFR_FULLSUB, until +fully tested) to replace a test + correction by a 2-limb subtraction, +recognized by GCC and Clang. +------------------------------------------------------------------------ +r11212 | zimmerma | 2017-01-20 13:56:05 +0000 (Fri, 20 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + +renamed __gmpfr_invsqrt_limb into __gmpfr_invsqrt_limb_approx to better reflect +it only gives an approximation + +------------------------------------------------------------------------ +r11211 | vlefevre | 2017-01-20 11:59:39 +0000 (Fri, 20 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invert_limb.h + +[src/invert_limb.h] Just like for invsqrt_limb.h (r11210), in 1UL << 60, +replaced 1UL by MPFR_LIMB_ONE to make the code valid with 32-bit long. +------------------------------------------------------------------------ +r11210 | vlefevre | 2017-01-20 11:54:33 +0000 (Fri, 20 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + +[src/invsqrt_limb.h] Bug fix: replaced 1UL by MPFR_LIMB_ONE since the +computations are done on limbs, which are expected to have 64 bits in +this context (the old code would fail on MS Windows / MinGW, where limbs +are 64-bit unsigned long long and unsigned long is a 32-bit type). +------------------------------------------------------------------------ +r11209 | vlefevre | 2017-01-20 11:47:59 +0000 (Fri, 20 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invsqrt_limb.h + +[src/invsqrt_limb.h] Portability correction: avoid lines longer than the +POSIX line-length limit of 2047 characters; actually fit on 80 columns. +------------------------------------------------------------------------ +r11208 | zimmerma | 2017-01-20 11:15:54 +0000 (Fri, 20 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/invert_limb.h + A /trunk/src/invsqrt_limb.h + M /trunk/src/sqrt.c + M /trunk/src/sqrt_tab.h + +faster version of mpfr_sqrt1(), with smaller table + +------------------------------------------------------------------------ +r11207 | zimmerma | 2017-01-20 08:09:20 +0000 (Fri, 20 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invert_limb.h + +[src/invert_limb.h] improved __gmpfr_invert_limb* for 64-bit limb + +------------------------------------------------------------------------ +r11206 | zimmerma | 2017-01-17 11:04:25 +0000 (Tue, 17 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] use ADD_LIMB macro, and fixed comment + +------------------------------------------------------------------------ +r11205 | vlefevre | 2017-01-17 10:51:28 +0000 (Tue, 17 Jan 2017) | 5 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] MPFR_PARSE_DIRECTORY macro definition: workaround if +the realpath command is not found. Suggestion by Trevor Spiteri: + https://sympa.inria.fr/sympa/arc/mpfr/2017-01/msg00013.html +Note: I had to modify the patch to use quadrigraphs, otherwise the +generated configure file was invalid. +------------------------------------------------------------------------ +r11204 | zimmerma | 2017-01-17 10:35:43 +0000 (Tue, 17 Jan 2017) | 2 lines +Changed paths: + M /trunk/tests/tdiv.c + +[tdiv.c] added code to exercise mpfr_div2_approx + +------------------------------------------------------------------------ +r11203 | zimmerma | 2017-01-16 16:49:01 +0000 (Mon, 16 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] new variant of mpfr_div2_approx() + +------------------------------------------------------------------------ +r11202 | vlefevre | 2017-01-13 23:59:23 +0000 (Fri, 13 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invert_limb.h + +[src/invert_limb.h] Fit on 80 columns (one line was over the +POSIX line-length limit of 2047 characters). +------------------------------------------------------------------------ +r11201 | vlefevre | 2017-01-13 23:43:26 +0000 (Fri, 13 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invert_limb.h + +[src/invert_limb.h] Correction in __gmpfr_invert_limb for 32-bit ABI: +_d was used before being defined. +------------------------------------------------------------------------ +r11200 | zimmerma | 2017-01-13 23:24:20 +0000 (Fri, 13 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/invert_limb.h + +[invert_limb.h] added invert_limb code for 32-bit + +------------------------------------------------------------------------ +r11199 | vlefevre | 2017-01-13 15:18:34 +0000 (Fri, 13 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Improved a line based on analysis (+ timings I've done +on x86_64 with GCC and Clang give better results, though they cannot +be conclusive since the gain is too small compared to other possible +causes of variations). +------------------------------------------------------------------------ +r11198 | vlefevre | 2017-01-13 14:40:29 +0000 (Fri, 13 Jan 2017) | 3 lines +Changed paths: + M /trunk/tools/mbench/Makefile + +[tools/mbench/Makefile] Added -static to CFLAGS in order to avoid +a link error when MPFR has been built with Clang (linking is done +with .a libraries, i.e. static libraries). +------------------------------------------------------------------------ +r11197 | vlefevre | 2017-01-13 10:53:51 +0000 (Fri, 13 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Replaced "return 0;" by "MPFR_RET(0);" to emphasize on +the fact that we return a ternary value (code instrumentation may also +be easier later). Note: this is equivalent since the macro expands to +0 != 0 ? ... : 0, which gives 0 via trivial optimization. +------------------------------------------------------------------------ +r11196 | vlefevre | 2017-01-13 10:44:44 +0000 (Fri, 13 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Improvements in mpfr_add1sp1; added a TODO. +Note for rb -> bp[0]: the generated code is the same, but the source +is more readable (-> rb has only one meaning). +------------------------------------------------------------------------ +r11195 | vlefevre | 2017-01-13 00:51:29 +0000 (Fri, 13 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] C90 compatibility (avoid initializer elements not computable +at load time). +------------------------------------------------------------------------ +r11194 | zimmerma | 2017-01-12 23:20:22 +0000 (Thu, 12 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] added some alternate code for mpfr_div2_approx (disabled for now) + +------------------------------------------------------------------------ +r11193 | zimmerma | 2017-01-12 21:40:50 +0000 (Thu, 12 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/frac.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/round_raw_generic.c + M /trunk/src/set_uj.c + M /trunk/src/strtofr.c + M /trunk/src/sub1sp.c + M /trunk/src/sum.c + +fixed bug in urandomb.c reported by Dominic Chen +(https://sympa.inria.fr/sympa/arc/mpfr/2017-01/msg00011.html) +and replaced MPN_COPY_INCR/MPN_COPY_DECR by mpn_copyi/mpn_copyd + +------------------------------------------------------------------------ +r11192 | zimmerma | 2017-01-12 21:19:12 +0000 (Thu, 12 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] small improvement in div_1 and div_2: force all precisions to be + equal, then we cannot have rb <> 0 and sb = 0 + +------------------------------------------------------------------------ +r11191 | zimmerma | 2017-01-12 17:24:36 +0000 (Thu, 12 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] improved case p=127 (or two-limb case with hard to round case) + +------------------------------------------------------------------------ +r11190 | vlefevre | 2017-01-12 14:26:36 +0000 (Thu, 12 Jan 2017) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Added a TODO: slightly better code? +------------------------------------------------------------------------ +r11189 | zimmerma | 2017-01-12 13:30:28 +0000 (Thu, 12 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] improve mpfr_div_1 for precision 63 + +------------------------------------------------------------------------ +r11188 | vlefevre | 2017-01-12 10:17:49 +0000 (Thu, 12 Jan 2017) | 1 line +Changed paths: + M /trunk/src/rndna.c + +[src/rndna.c] Updated comments. +------------------------------------------------------------------------ +r11187 | zimmerma | 2017-01-12 10:16:40 +0000 (Thu, 12 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] improved mpfr_sqrt2_approx() + +------------------------------------------------------------------------ +r11186 | vlefevre | 2017-01-12 08:59:23 +0000 (Thu, 12 Jan 2017) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typographic correction (including generated spaces). +------------------------------------------------------------------------ +r11185 | vlefevre | 2017-01-10 16:17:05 +0000 (Tue, 10 Jan 2017) | 5 lines +Changed paths: + A /trunk/doc/add-with-carry.c + M /trunk/src/mpfr-impl.h + M /trunk/src/sqr.c + +Improvement of additions with carry. + * Added doc/add-with-carry.c showing how to do an addition with carry + in C (to make the compiler understand the code). + * src/mpfr-impl.h: added ADD_LIMB macro (addition with carry). + * src/sqr.c: use this ADD_LIMB macro to improve the generated code. +------------------------------------------------------------------------ +r11184 | zimmerma | 2017-01-10 15:20:00 +0000 (Tue, 10 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] 2 calls to umul_ppmm are enough in mpfr_sqr_2 in most cases + +------------------------------------------------------------------------ +r11183 | zimmerma | 2017-01-10 13:56:38 +0000 (Tue, 10 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/sub1sp.c + +[src/div.c] added FIXME +[src/sub1sp.c] added comments + +------------------------------------------------------------------------ +r11182 | zimmerma | 2017-01-10 10:10:32 +0000 (Tue, 10 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] made code coherent with comment + +------------------------------------------------------------------------ +r11181 | vlefevre | 2017-01-10 09:58:49 +0000 (Tue, 10 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Improved comment from r11180. +------------------------------------------------------------------------ +r11180 | zimmerma | 2017-01-10 09:48:30 +0000 (Tue, 10 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] improved error bound for mpfr_sqrt2_approx, with known direction + of error + +------------------------------------------------------------------------ +r11178 | vlefevre | 2017-01-10 02:35:23 +0000 (Tue, 10 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Fixed other two bugs in special code for 3 limbs. +TODO: non-regression tests should be added for both. +------------------------------------------------------------------------ +r11177 | vlefevre | 2017-01-10 02:17:03 +0000 (Tue, 10 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Fixed some bugs in special code for 3 limbs. +------------------------------------------------------------------------ +r11176 | vlefevre | 2017-01-10 01:17:54 +0000 (Tue, 10 Jan 2017) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Simplified a test. +------------------------------------------------------------------------ +r11173 | zimmerma | 2017-01-09 21:10:56 +0000 (Mon, 09 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] added special code for 3 limbs + +------------------------------------------------------------------------ +r11171 | vlefevre | 2017-01-09 16:58:51 +0000 (Mon, 09 Jan 2017) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Fixed too large shift count in r11170 (code for 3 limbs). +------------------------------------------------------------------------ +r11170 | zimmerma | 2017-01-09 16:32:29 +0000 (Mon, 09 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] added special code for 3 limbs + +------------------------------------------------------------------------ +r11169 | zimmerma | 2017-01-09 14:41:14 +0000 (Mon, 09 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] added special code for 3 limbs + +------------------------------------------------------------------------ +r11167 | vlefevre | 2017-01-09 13:57:41 +0000 (Mon, 09 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] Fixed a return type. +------------------------------------------------------------------------ +r11166 | vlefevre | 2017-01-09 13:46:44 +0000 (Mon, 09 Jan 2017) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated note added in r11165. +------------------------------------------------------------------------ +r11165 | vlefevre | 2017-01-09 13:44:44 +0000 (Mon, 09 Jan 2017) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note about cross-compilation and test +under Wine, with references to bugs in autoconf and dash. +------------------------------------------------------------------------ +r11164 | zimmerma | 2017-01-09 10:53:20 +0000 (Mon, 09 Jan 2017) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] fixed typo + +------------------------------------------------------------------------ +r11162 | zimmerma | 2017-01-09 08:51:42 +0000 (Mon, 09 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +[src/sub1sp.c] fixed bug in mpfr_sub1sp2 when exponent diff. is GMP_NUMB_BITS +[tests/tsub1sp.c] added testcase + +------------------------------------------------------------------------ +r11161 | vlefevre | 2017-01-09 01:22:26 +0000 (Mon, 09 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Bug fix in mpfr_mul_3; tmul no longer fails (64-bit ABI). +------------------------------------------------------------------------ +r11160 | vlefevre | 2017-01-09 01:17:03 +0000 (Mon, 09 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] Added test of mpfr_mul on 1 to 3 limbs. Currently fails. +------------------------------------------------------------------------ +r11159 | vlefevre | 2017-01-08 23:45:49 +0000 (Sun, 08 Jan 2017) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Define aq = MPFR_GET_PREC (a), and use this. +------------------------------------------------------------------------ +r11158 | zimmerma | 2017-01-08 22:22:36 +0000 (Sun, 08 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/src/sqrt.c + M /trunk/src/sub1sp.c + +[src/mul.c] added mpfr_mul_3 +[src/sqrt.c] renamed internal functions +[src/sub1sp.c] cosmetic change + +------------------------------------------------------------------------ +r11157 | zimmerma | 2017-01-07 07:57:37 +0000 (Sat, 07 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/exp.c + M /trunk/src/sqrt.c + +[src/exp.c] avoid using a full limb as precision +[src/sqrt.c] removed obsolete comment + +------------------------------------------------------------------------ +r11156 | zimmerma | 2017-01-07 07:46:02 +0000 (Sat, 07 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] avoid precision = GMP_NUMB_BITS + +------------------------------------------------------------------------ +r11155 | zimmerma | 2017-01-07 07:26:12 +0000 (Sat, 07 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] added comment + +------------------------------------------------------------------------ +r11154 | vlefevre | 2017-01-06 15:17:12 +0000 (Fri, 06 Jan 2017) | 1 line +Changed paths: + M /trunk/tools/mbench/README + +[tools/mbench/README] Say how to disable a non-working library. +------------------------------------------------------------------------ +r11152 | zimmerma | 2017-01-06 06:59:41 +0000 (Fri, 06 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] fixed previous commit: mpfr_div_1 and mpfr_div_2 also work for + GMP_NUMB_BITS <> 64, only some fast code inside is not defined + +------------------------------------------------------------------------ +r11150 | vlefevre | 2017-01-05 23:29:35 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Use mpfr_limb_ptr instead of mp_ptr. +------------------------------------------------------------------------ +r11149 | vlefevre | 2017-01-05 23:27:43 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Fix for GMP_NUMB_BITS != 64. +------------------------------------------------------------------------ +r11148 | zimmerma | 2017-01-05 21:13:50 +0000 (Thu, 05 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/invert_limb.h + +[src/div.c] faster division for 2 limbs + +------------------------------------------------------------------------ +r11147 | vlefevre | 2017-01-05 12:28:53 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] Coding style. +------------------------------------------------------------------------ +r11146 | vlefevre | 2017-01-05 12:25:59 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] Simplification. +------------------------------------------------------------------------ +r11145 | vlefevre | 2017-01-05 12:22:47 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] Replaced a MPFR_ASSERTN by MPFR_STAT_STATIC_ASSERT. +------------------------------------------------------------------------ +r11144 | vlefevre | 2017-01-05 12:17:32 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tdiv_ui.c + +[tests/tdiv_ui.c] Correction for 64-bit limb with 32-bit unsigned long. +------------------------------------------------------------------------ +r11143 | vlefevre | 2017-01-05 11:27:53 +0000 (Thu, 05 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tdiv_ui.c + +[tests/tdiv_ui.c] Fix when GMP_NUMB_BITS != 64. +------------------------------------------------------------------------ +r11142 | zimmerma | 2017-01-05 10:38:44 +0000 (Thu, 05 Jan 2017) | 2 lines +Changed paths: + M /trunk/src/div_ui.c + M /trunk/tests/tdiv_ui.c + +last fix was incomplete + +------------------------------------------------------------------------ +r11141 | zimmerma | 2017-01-05 09:43:59 +0000 (Thu, 05 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/div_ui.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_ui.c + +[src/div_ui.c] fixed a bug in mpfr_div_ui (also affects mpfr_div since it calls + mpfr_div_ui when the divisor has a few bits) + +------------------------------------------------------------------------ +r11140 | zimmerma | 2017-01-05 07:51:15 +0000 (Thu, 05 Jan 2017) | 4 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/round_near_x.c + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/tests/tdiv_ui.c + +fixed underflow bug by replacing !MPFR_IS_LIKE_RNDZ by new macro +MPFR_IS_LIKE_RNDA: for RNDN, !MPFR_IS_LIKE_RNDZ was true, while new macro +MPFR_IS_LIKE_RNDA is false -[doc/mpfr.texi] Completed mpfr_root description: the 0th root gives NaN. -(merged changesets r9929,9933 from the trunk) ------------------------------------------------------------------------ -r11329 | vlefevre | 2017-02-21 10:20:45 +0000 (Tue, 21 Feb 2017) | 1 line +r11139 | vlefevre | 2017-01-04 19:39:41 +0000 (Wed, 04 Jan 2017) | 3 lines Changed paths: - M /branches/3.1/src/sum.c + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Added a test that triggers an assertion failure +in a reduced exponent range (found from the generic tests with +GMP_CHECK_RANDOMIZE=1483628702). +------------------------------------------------------------------------ +r11138 | vlefevre | 2017-01-04 19:28:48 +0000 (Wed, 04 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Added debug messages for overflow & underflow tests. +------------------------------------------------------------------------ +r11137 | vlefevre | 2017-01-04 19:03:49 +0000 (Wed, 04 Jan 2017) | 1 line +Changed paths: + M /trunk/tests/tdiv_ui.c + +[tests/tdiv_ui.c] Added a comment on new test (doesn't fail). +------------------------------------------------------------------------ +r11136 | zimmerma | 2017-01-04 18:04:18 +0000 (Wed, 04 Jan 2017) | 2 lines +Changed paths: + M /trunk/tests/tdiv_ui.c + +[tdiv_ui.c] added new test + +------------------------------------------------------------------------ +r11130 | vlefevre | 2017-01-03 11:46:41 +0000 (Tue, 03 Jan 2017) | 1 line +Changed paths: + M /trunk/src/invert_limb.h + +[src/invert_limb.h] Removed an unused variable. +------------------------------------------------------------------------ +r11129 | zimmerma | 2017-01-03 10:58:02 +0000 (Tue, 03 Jan 2017) | 3 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/div.c + D /trunk/src/invert_limb.c + A /trunk/src/invert_limb.h + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +use a macro instead of a function for __gmpfr_invert_limb and +__gmpfr_invert_limb_approx saves 2-3 cycles -[src/sum.c] Added a note about the "const" position in the prototypes. ------------------------------------------------------------------------ -r11120 | vlefevre | 2017-01-01 01:39:54 +0000 (Sun, 01 Jan 2017) | 1 line +r11118 | vlefevre | 2017-01-01 01:35:42 +0000 (Sun, 01 Jan 2017) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r11119 | vlefevre | 2017-01-01 01:39:09 +0000 (Sun, 01 Jan 2017) | 5 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M 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M /branches/3.1/src/set.c - M /branches/3.1/src/set_d.c - M /branches/3.1/src/set_d64.c - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_exp.c - M /branches/3.1/src/set_f.c - M /branches/3.1/src/set_flt.c - M /branches/3.1/src/set_inf.c - M /branches/3.1/src/set_ld.c - M /branches/3.1/src/set_nan.c - M /branches/3.1/src/set_prc_raw.c - M /branches/3.1/src/set_prec.c - M /branches/3.1/src/set_q.c - M /branches/3.1/src/set_rnd.c - M /branches/3.1/src/set_si.c - M /branches/3.1/src/set_si_2exp.c - M /branches/3.1/src/set_sj.c - M /branches/3.1/src/set_str.c - M /branches/3.1/src/set_str_raw.c - M /branches/3.1/src/set_ui.c - M /branches/3.1/src/set_ui_2exp.c - M /branches/3.1/src/set_uj.c - M /branches/3.1/src/set_z.c - M /branches/3.1/src/set_z_exp.c - M /branches/3.1/src/set_zero.c - M /branches/3.1/src/setmax.c - M /branches/3.1/src/setmin.c - M /branches/3.1/src/setsign.c - M /branches/3.1/src/sgn.c - M /branches/3.1/src/si_op.c - M /branches/3.1/src/signbit.c - M 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/trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terandom.c + M /trunk/tests/terandom_chisq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfpif.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgamma_inc.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tlog_ui.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trandom_deviate.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/bench/Makefile.am + M /trunk/tools/bench/benchtime.h + M /trunk/tools/bench/mpfrbench.c + M /trunk/tools/ck-clz_tab + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-news + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Copyright notice update: added 2017 with perl -pi -e 's/ (\d{4}-)?(2016)(?= Free Software)/ " ".($1||"$2-").($2+1)/e' **/*(^/) -under zsh (the m4 and tools/mbench directories were not modified). -Removed 2016 from the example in the doc/README.dev file. +under zsh, reverting the tools/mbench directory (not distributed with +MPFR). Removed 2016 from the example in the doc/README.dev file. +------------------------------------------------------------------------ +r11116 | vlefevre | 2016-12-31 04:01:05 +0000 (Sat, 31 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqr.c + +[src/sqr.c] Bug fixes (portability): replaced left shift of a value +that can be negative by a multiplication by 2. +------------------------------------------------------------------------ +r11115 | vlefevre | 2016-12-31 03:40:00 +0000 (Sat, 31 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] C90 compatibility. ------------------------------------------------------------------------ -r11069 | vlefevre | 2016-12-19 16:11:17 +0000 (Mon, 19 Dec 2016) | 5 lines +r11114 | vlefevre | 2016-12-31 03:28:01 +0000 (Sat, 31 Dec 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/strtofr.c - M /branches/3.1/tests/tstrtofr.c + M /trunk/src/div.c + +[src/div.c] C90 compatibility. +------------------------------------------------------------------------ +r11113 | vlefevre | 2016-12-31 03:17:51 +0000 (Sat, 31 Dec 2016) | 1 line +Changed paths: + M /trunk/src/invert_limb.c + +[src/invert_limb.c] Removed unused variable. +------------------------------------------------------------------------ +r11112 | zimmerma | 2016-12-30 17:23:49 +0000 (Fri, 30 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] small speedup in mpfr_mul_2 by not computing the product b0*c0 + +------------------------------------------------------------------------ +r11111 | zimmerma | 2016-12-30 16:39:13 +0000 (Fri, 30 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/src/sqr.c + +[src/mul.c] fixed typo in comment +[src/sqr.c] likewise + +------------------------------------------------------------------------ +r11110 | zimmerma | 2016-12-30 15:56:31 +0000 (Fri, 30 Dec 2016) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/sqr.c + +[src/mul.c] fixed regression for 1/2 limbs introduced in revision 11098: + critical routines should not be exported, otherwise we lose a few + cycles (maybe they are inlined by the compiler) + +------------------------------------------------------------------------ +r11109 | zimmerma | 2016-12-30 14:25:47 +0000 (Fri, 30 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/invert_limb.c + M /trunk/src/mpfr-impl.h + +[src/div.c] further improvement in mpfr_div_1() + +------------------------------------------------------------------------ +r11108 | zimmerma | 2016-12-30 13:16:21 +0000 (Fri, 30 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] use an approximate quotient in mpfr_div_1() + +------------------------------------------------------------------------ +r11107 | zimmerma | 2016-12-30 12:19:40 +0000 (Fri, 30 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] simplify mpfr_div_1() + +------------------------------------------------------------------------ +r11106 | zimmerma | 2016-12-30 09:10:24 +0000 (Fri, 30 Dec 2016) | 5 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/div.c + A /trunk/src/invert_limb.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +[src/invert_limb.c] new file for __gmpfr_invert_limb internal function + (only provided so far for 64-bit limb) +[src/div.c] mpfr_div_1 and mpfr_div_2 don't require --enable-gmp-internals + any more -[src/strtofr.c] Fixed bug in mpfr_strtofr(): in round-to-nearest, - the ternary value could be incorrect. -[tests/tstrtofr.c] Added test case. -(merged changesets from the trunk: r11055, a part of r11056, and -r11059,11066-11068) ------------------------------------------------------------------------ -r11043 | vlefevre | 2016-12-15 07:45:45 +0000 (Thu, 15 Dec 2016) | 4 lines +r11105 | zimmerma | 2016-12-30 07:51:35 +0000 (Fri, 30 Dec 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/vasprintf.c - M /branches/3.1/tests/tsprintf.c + M /trunk/src/sqrt_tab.h + +[sqrt_tab.h] better file description -[src/vasprintf.c] Fixed a bug: spec.prec can be a negative number other - than -1 (when such a value is given as an argument with ".*"). -[tests/tsprintf.c] Added non-regression test. -(merged changesets r11037-11038 from the trunk) ------------------------------------------------------------------------ -r10921 | vlefevre | 2016-10-25 06:59:05 +0000 (Tue, 25 Oct 2016) | 2 lines +r11104 | vlefevre | 2016-12-29 15:32:45 +0000 (Thu, 29 Dec 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/acinclude.m4 + M /trunk/src/div.c -[src/mpfr-impl.h] Fixed r10917 (thanks to Eli Zaretskii for the report). -(merged changeset r10920 from the trunk) +Improvement concerning the _mulx_u64 intrinsic. ------------------------------------------------------------------------ -r10919 | vlefevre | 2016-10-24 13:31:44 +0000 (Mon, 24 Oct 2016) | 2 lines +r11103 | zimmerma | 2016-12-29 11:05:18 +0000 (Thu, 29 Dec 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/acinclude.m4 + M /trunk/src/div.c + +[src/div.c] replace GMP's invert_limb (internal) by own code -[src/mpfr-impl.h] Improved a macro from r10917 (just in case...). -(merged changeset r10918 from the trunk) ------------------------------------------------------------------------ -r10917 | vlefevre | 2016-10-24 13:03:53 +0000 (Mon, 24 Oct 2016) | 9 lines +r11101 | vlefevre | 2016-12-29 03:06:30 +0000 (Thu, 29 Dec 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_rnd.c + M /trunk/src/sqrt.c + +[src/sqrt.c] Replaced constant MPFR_ASSERTD by MPFR_STAT_STATIC_ASSERT. +------------------------------------------------------------------------ +r11098 | zimmerma | 2016-12-28 12:24:13 +0000 (Wed, 28 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/sqr.c + M /trunk/tools/mbench/mfv5-mpfr.cc + +[src/sqr.c] use special code for 1 and 2 limbs +[mbench] added mpfr_sqr + +------------------------------------------------------------------------ +r11097 | zimmerma | 2016-12-28 10:25:31 +0000 (Wed, 28 Dec 2016) | 4 lines +Changed paths: + M /trunk/src/sqrt.c + M /trunk/src/sqrt_tab.h + +[src/sqrt.c] faster sqrt code for 2 limbs and 64-bit limb (removed special code + for 32-bit limb) +[src/sqrt_tab.h] new table for mpn_sqrtrem4_approx + +------------------------------------------------------------------------ +r11096 | zimmerma | 2016-12-28 09:20:24 +0000 (Wed, 28 Dec 2016) | 2 lines +Changed paths: + M /trunk/tests/tlog.c + +[tlog.c] missing printf() + +------------------------------------------------------------------------ +r11095 | vlefevre | 2016-12-27 10:53:16 +0000 (Tue, 27 Dec 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] Mention that mpfr_get_str now also sets the inexact flag when +the conversion is inexact (completing r11073). +------------------------------------------------------------------------ +r11094 | vlefevre | 2016-12-27 10:33:09 +0000 (Tue, 27 Dec 2016) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] Be stronger in mpfr_round_nearest_away documentation +(as the ternary value is used each time the last bit on p+1 bits +is not 0, i.e. in about half cases). +------------------------------------------------------------------------ +r11093 | zimmerma | 2016-12-27 08:18:54 +0000 (Tue, 27 Dec 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] added stuff in mpfr_round_nearest_away documentation + +------------------------------------------------------------------------ +r11092 | vlefevre | 2016-12-27 02:33:59 +0000 (Tue, 27 Dec 2016) | 1 line +Changed paths: + M /trunk/src/log.c + +[src/log.c] Added another FIXME concerning the error analysis. +------------------------------------------------------------------------ +r11091 | vlefevre | 2016-12-27 02:20:57 +0000 (Tue, 27 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/log.c + +[src/log.c] Added an assertion and a FIXME: error in the MPFR code or +in the proof (error analysis). +------------------------------------------------------------------------ +r11090 | vlefevre | 2016-12-27 01:58:54 +0000 (Tue, 27 Dec 2016) | 1 line +Changed paths: + M /trunk/src/log.c + +[src/log.c] Slight simplification / improvement. +------------------------------------------------------------------------ +r11089 | vlefevre | 2016-12-27 01:16:53 +0000 (Tue, 27 Dec 2016) | 7 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] In Section "The logarithm function" (from r9046), +removed everything concerning the AGM since this is not what is done +in the MPFR code, where mpfr_agm is simply called (and this function +already has its own description later). +Note: The error analysis of mpfr_log can only be found in log.c, but +seems incorrect (though the bounds may be valid); it was introduced +in r416. +------------------------------------------------------------------------ +r11087 | vlefevre | 2016-12-26 02:43:56 +0000 (Mon, 26 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/log.c + +[src/log.c] Group constant terms together (GCC takes advantage of this, +at least on x86_64). +------------------------------------------------------------------------ +r11086 | vlefevre | 2016-12-26 02:30:02 +0000 (Mon, 26 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/log.c + +[src/log.c] Check for integer overflow (no visible changes in +standard configuration) + explanations. +------------------------------------------------------------------------ +r11085 | vlefevre | 2016-12-26 02:17:10 +0000 (Mon, 26 Dec 2016) | 1 line +Changed paths: + M /trunk/src/log.c + +[src/log.c] Get the exponent of the input only once. +------------------------------------------------------------------------ +r11075 | vlefevre | 2016-12-20 12:57:31 +0000 (Tue, 20 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Delay some assignments so that they are done just before +the variables are used (this should have been done in r10467). +------------------------------------------------------------------------ +r11073 | vlefevre | 2016-12-20 11:41:54 +0000 (Tue, 20 Dec 2016) | 4 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] For mpfr_get_str, explicitly say that the inexact flag +is set iff the result is inexact (since this may not be obvious and this +wasn't the case until now). In the compatibility section, mention this +change. +------------------------------------------------------------------------ +r11072 | vlefevre | 2016-12-20 11:35:11 +0000 (Tue, 20 Dec 2016) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] For mpfr_get_str, removed the note saying that +the inexact flag is not set when the conversion is inexact: +this is fixed in r11071. +------------------------------------------------------------------------ +r11071 | vlefevre | 2016-12-20 11:17:31 +0000 (Tue, 20 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Corrected a comment and a test for inexactness +(→ the new tget_str.c test no longer fails). +------------------------------------------------------------------------ +r11068 | vlefevre | 2016-12-19 16:05:20 +0000 (Mon, 19 Dec 2016) | 1 line +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Added a comment. +------------------------------------------------------------------------ +r11067 | vlefevre | 2016-12-19 15:46:38 +0000 (Mon, 19 Dec 2016) | 1 line +Changed paths: + M /trunk/src/strtofr.c + +[src/strtofr.c] Better indentation. +------------------------------------------------------------------------ +r11066 | vlefevre | 2016-12-19 15:36:30 +0000 (Mon, 19 Dec 2016) | 1 line +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Replaced mpfr_cmp() == 0 by mpfr_equal_p(). +------------------------------------------------------------------------ +r11065 | vlefevre | 2016-12-19 15:04:12 +0000 (Mon, 19 Dec 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r11064 | vlefevre | 2016-12-19 14:17:11 +0000 (Mon, 19 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Removed an obsolete comment, which came from r2757 +(and even before, under another form); this comment no longer made +any sense as the sign of dir is no longer tested. +------------------------------------------------------------------------ +r11063 | vlefevre | 2016-12-19 14:00:20 +0000 (Mon, 19 Dec 2016) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Indentation fixed. +------------------------------------------------------------------------ +r11062 | vlefevre | 2016-12-19 13:59:35 +0000 (Mon, 19 Dec 2016) | 6 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Setting the inexact flag as done in r11060 was incorrect +since the flags are restored. Moreover, this was done even when the Ziv +loop was going to fail (it's not clear whether this was expected). Moved +the test out of the Ziv loop, and update the copy of the flags instead +of the flags that will be overwritten. +Note: this still fails, but now for another reason. +------------------------------------------------------------------------ +r11061 | vlefevre | 2016-12-19 13:36:28 +0000 (Mon, 19 Dec 2016) | 2 lines +Changed paths: + M /trunk/tests/tget_str.c + +[tests/tget_str.c] Check the inexact flag for mpfr_get_str. +The test currently fails. +------------------------------------------------------------------------ +r11060 | zimmerma | 2016-12-19 08:26:26 +0000 (Mon, 19 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[get_str.c] inexact flag should now be correct in mpfr_get_str + +------------------------------------------------------------------------ +r11059 | zimmerma | 2016-12-19 08:08:19 +0000 (Mon, 19 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/strtofr.c + +[strtofr.c] updated comment + +------------------------------------------------------------------------ +r11058 | vlefevre | 2016-12-18 22:47:20 +0000 (Sun, 18 Dec 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a short note about the default precision for Re. +------------------------------------------------------------------------ +r11057 | zimmerma | 2016-12-18 18:27:18 +0000 (Sun, 18 Dec 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] added emin in comment about mpfr_round_nearest_away + +------------------------------------------------------------------------ +r11056 | zimmerma | 2016-12-18 09:01:59 +0000 (Sun, 18 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/get_str.c + M /trunk/src/strtofr.c + +fixed bug in mpfr_strtofr (and likely similar bug in mpfr_get_str) + +------------------------------------------------------------------------ +r11055 | zimmerma | 2016-12-17 22:22:54 +0000 (Sat, 17 Dec 2016) | 2 lines +Changed paths: + M /trunk/tests/tstrtofr.c + +[tstrtofr.c] added test for bug in mpfr_strtofr() + +------------------------------------------------------------------------ +r11054 | vlefevre | 2016-12-17 02:27:05 +0000 (Sat, 17 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added "do ... while (0)" in macro definition. +------------------------------------------------------------------------ +r11053 | vlefevre | 2016-12-16 15:04:26 +0000 (Fri, 16 Dec 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r11052 | vlefevre | 2016-12-16 14:54:14 +0000 (Fri, 16 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/round_raw_generic.c + +[src/round_raw_generic.c] Completed the support for MPFR_RNDNA (set +*inexp if use_inexp is true), from a patch by John P. Hartmann. +------------------------------------------------------------------------ +r11051 | zimmerma | 2016-12-16 11:15:14 +0000 (Fri, 16 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + M /trunk/src/sqrt_tab.h + +new mpn_sqrtrem4_approx function (unused so far) + +------------------------------------------------------------------------ +r11048 | vlefevre | 2016-12-15 15:18:42 +0000 (Thu, 15 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sin.c + +[src/sin.c] Handled a FIXME. +------------------------------------------------------------------------ +r11047 | vlefevre | 2016-12-15 14:53:27 +0000 (Thu, 15 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sqrt_tab.h + +[src/sqrt_tab.h] Added copyright notice. +------------------------------------------------------------------------ +r11044 | zimmerma | 2016-12-15 08:28:05 +0000 (Thu, 15 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] simplify code for GMP_NUMB_BITS = 64 + +------------------------------------------------------------------------ +r11042 | zimmerma | 2016-12-14 21:07:34 +0000 (Wed, 14 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-longlong.h + +better fix than r11025 + +------------------------------------------------------------------------ +r11041 | zimmerma | 2016-12-14 16:42:32 +0000 (Wed, 14 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/sqrt.c + A /trunk/src/sqrt_tab.h + +[sqrt_tab.h] new header file with table for mpn_sqrtrem2_approx() +[sqrt.c] new version of mpn_sqrtrem2_approx() + +------------------------------------------------------------------------ +r11039 | zimmerma | 2016-12-14 10:52:58 +0000 (Wed, 14 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] added mathematical error in mpn_sqrtrem2_approx() + +------------------------------------------------------------------------ +r11038 | zimmerma | 2016-12-14 07:40:46 +0000 (Wed, 14 Dec 2016) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +added non-regression test for bug fix in r11037 + +------------------------------------------------------------------------ +r11037 | vlefevre | 2016-12-14 03:22:12 +0000 (Wed, 14 Dec 2016) | 4 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed a bug as spec.prec can be a negative number +other than -1 (if such a value is given as an argument with ".*"). +This is the probable cause of the assertion failure on: +https://gforge.inria.fr/tracker/?func=detail&atid=619&aid=21056&group_id=136 +------------------------------------------------------------------------ +r11036 | zimmerma | 2016-12-13 17:42:05 +0000 (Tue, 13 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] faster version of mpn_sqrtrem2 for 64-bit limb + +------------------------------------------------------------------------ +r11035 | zimmerma | 2016-12-13 11:36:56 +0000 (Tue, 13 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] approximate version of mpn_sqrtrem2, saves a few cycles in mpfr_sqrt1 + +------------------------------------------------------------------------ +r11034 | zimmerma | 2016-12-13 08:09:07 +0000 (Tue, 13 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +[add/sub] added MPFR_UNLIKELY when adding one ulp changes the binade + +------------------------------------------------------------------------ +r11033 | vlefevre | 2016-12-12 17:53:57 +0000 (Mon, 12 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sin.c + +[src/sin.c] Added missing word in r11032 comment. +------------------------------------------------------------------------ +r11032 | vlefevre | 2016-12-12 17:53:02 +0000 (Mon, 12 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sin.c + +[src/sin.c] Common/related subexpressions. Added a FIXME. +------------------------------------------------------------------------ +r11031 | zimmerma | 2016-12-12 17:32:09 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/cos.c + M /trunk/src/exp_2.c + M /trunk/src/log.c + +[cos.c,exp_2.c,log.c] improved initial precision for Ziv's strategy + +------------------------------------------------------------------------ +r11030 | zimmerma | 2016-12-12 17:01:19 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sin.c + +[sin.c] improved strategy for initial precision + +------------------------------------------------------------------------ +r11029 | zimmerma | 2016-12-12 16:43:39 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] updated code and comments + +------------------------------------------------------------------------ +r11028 | zimmerma | 2016-12-12 15:26:22 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] slightly improve mpn_rsqrtrem1() (and detailed error analysis) + +------------------------------------------------------------------------ +r11027 | zimmerma | 2016-12-12 10:25:51 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] removed mpn_sqrtrem1 (no longer needed since r11023) + +------------------------------------------------------------------------ +r11026 | zimmerma | 2016-12-12 10:23:39 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] fixed comments to be coherent with the code + +------------------------------------------------------------------------ +r11025 | zimmerma | 2016-12-12 09:04:19 +0000 (Mon, 12 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-longlong.h + +fixed https://gforge.inria.fr/tracker/?func=detail&atid=619&aid=21053&group_id=136 + +------------------------------------------------------------------------ +r11024 | vlefevre | 2016-12-09 19:55:12 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Corrected a comment (1 has exponent 1 and we support +precision 1). +------------------------------------------------------------------------ +r11023 | zimmerma | 2016-12-09 16:59:46 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[sqrt.c] no more special case for prec <= GMP_NUMB_BITS/2, and added comments + +------------------------------------------------------------------------ +r11022 | vlefevre | 2016-12-09 15:13:10 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Bug fix (replaced = by ==). Note: this kind of bug could +be detected by avoiding extra parentheses. +------------------------------------------------------------------------ +r11021 | vlefevre | 2016-12-09 15:01:25 +0000 (Fri, 09 Dec 2016) | 1 line +Changed paths: + M /trunk/src/div.c + M /trunk/src/sqrt.c + +[src] Simplified ~MPFR_LIMB_ZERO to MPFR_LIMB_MAX. +------------------------------------------------------------------------ +r11020 | zimmerma | 2016-12-09 14:55:31 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] simplified mpfr_div_1 and mpfr_div_2 + +------------------------------------------------------------------------ +r11019 | zimmerma | 2016-12-09 14:34:20 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] added comments and simplified code + +------------------------------------------------------------------------ +r11018 | zimmerma | 2016-12-09 13:53:45 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] simplified code + +------------------------------------------------------------------------ +r11017 | zimmerma | 2016-12-09 13:50:55 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +likewise for mpfr_mul_2() + +------------------------------------------------------------------------ +r11016 | zimmerma | 2016-12-09 13:44:45 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +fixed bug in mpfr_mul_1() introduced in r11004 and added test case + +------------------------------------------------------------------------ +r11015 | zimmerma | 2016-12-09 13:14:56 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] simplified underflow test in mpfr_div_1() + +------------------------------------------------------------------------ +r11014 | vlefevre | 2016-12-09 12:51:17 +0000 (Fri, 09 Dec 2016) | 1 line +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] underflow is unlikely! +------------------------------------------------------------------------ +r11013 | vlefevre | 2016-12-09 12:48:20 +0000 (Fri, 09 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] overflow and underflow are unlikely! +------------------------------------------------------------------------ +r11012 | zimmerma | 2016-12-09 12:42:08 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] overflow and underflow are unlikely! + +------------------------------------------------------------------------ +r11011 | zimmerma | 2016-12-09 12:30:39 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] slightly better code (less dependencies) for mpfr_div_1 when u0 >= v0 + +------------------------------------------------------------------------ +r11010 | zimmerma | 2016-12-09 12:02:19 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[div.c] simplified mpfr_div_1() code + +------------------------------------------------------------------------ +r11009 | zimmerma | 2016-12-09 11:52:44 +0000 (Fri, 09 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/div.c + +[div.c] in mpfr_div_1, do not deal with the case where the precision is + <= GMP_NUMB_BITS/2, to not slow down the general case + +------------------------------------------------------------------------ +r11008 | vlefevre | 2016-12-09 11:45:35 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Slight improvement (but shouldn't affect the generated code +with an optimizing compiler). +------------------------------------------------------------------------ +r11007 | zimmerma | 2016-12-09 11:34:58 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[mul.c] likewise for mpfr_mul_2() + +------------------------------------------------------------------------ +r11006 | zimmerma | 2016-12-09 11:31:52 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[mul.c] simplified mpfr_mul_1() + +------------------------------------------------------------------------ +r11005 | zimmerma | 2016-12-09 10:50:30 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +fixed similar bug in mpfr_mul_2() + non-regression test + +------------------------------------------------------------------------ +r11004 | zimmerma | 2016-12-09 10:30:53 +0000 (Fri, 09 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +[mul.c] simplified the code and fixed a bug +[tmul.c] added non-regression test for fixed bug + +------------------------------------------------------------------------ +r11003 | zimmerma | 2016-12-09 10:10:42 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[sub1sp.c] added comment + assert + +------------------------------------------------------------------------ +r11002 | vlefevre | 2016-12-09 08:59:15 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +[src] Fixed bug introduced in r10964 with --with-gmp-build: move +the numberof_const() definition from mpfr-gmp.h to mpfr-impl.h. +------------------------------------------------------------------------ +r11001 | zimmerma | 2016-12-09 08:46:20 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[add1sp.c] added comment + +------------------------------------------------------------------------ +r11000 | zimmerma | 2016-12-09 08:26:54 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[add1sp.c] simplified mpfr_add1sp2() + +------------------------------------------------------------------------ +r10999 | zimmerma | 2016-12-09 07:54:55 +0000 (Fri, 09 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[sub1sp.c] in mpfr_sub1sp2(), compute a0 before a1 whenever possible + +------------------------------------------------------------------------ +r10998 | vlefevre | 2016-12-09 00:33:52 +0000 (Fri, 09 Dec 2016) | 1 line +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +[tools/mbench/mfv5.cc] Fixed type. +------------------------------------------------------------------------ +r10997 | zimmerma | 2016-12-08 17:16:48 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/timp.h + +[mbench] fixed typo + +------------------------------------------------------------------------ +r10995 | vlefevre | 2016-12-08 12:34:52 +0000 (Thu, 08 Dec 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tcheck.c + +Replaced two ~0 with mp_limb_t target by MPFR_LIMB_MAX. +------------------------------------------------------------------------ +r10994 | vlefevre | 2016-12-08 12:25:17 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added a test detecting code like ~0 (either an error +or poorly written code). +------------------------------------------------------------------------ +r10993 | zimmerma | 2016-12-08 11:00:19 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +improved add1sp.c and sub1sp.c like in r10991 + +------------------------------------------------------------------------ +r10992 | zimmerma | 2016-12-08 10:59:09 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +[mbench] set default max_exp to 1 (independent of number of bits per limb) + +------------------------------------------------------------------------ +r10991 | zimmerma | 2016-12-08 10:32:38 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[sub1sp.c] improved further + +------------------------------------------------------------------------ +r10990 | zimmerma | 2016-12-08 08:46:31 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +[mbench] use mpfr_printf to print test numbers + +------------------------------------------------------------------------ +r10989 | zimmerma | 2016-12-08 08:23:26 +0000 (Thu, 08 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +fixed bug in mfv5 (numbers used were 10 times too large) + +------------------------------------------------------------------------ +r10987 | zimmerma | 2016-12-07 16:21:48 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[sub1sp.c] corrected a comment, added another one + +------------------------------------------------------------------------ +r10986 | vlefevre | 2016-12-07 15:46:22 +0000 (Wed, 07 Dec 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Typo in a comment. +------------------------------------------------------------------------ +r10985 | vlefevre | 2016-12-07 15:35:15 +0000 (Wed, 07 Dec 2016) | 1 line +Changed paths: + M /trunk/src/pow.c + +[src/pow.c] Punctuation to make clear that there are 2 sentences. +------------------------------------------------------------------------ +r10984 | zimmerma | 2016-12-07 15:29:27 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +likewise r10983 + +------------------------------------------------------------------------ +r10983 | zimmerma | 2016-12-07 15:06:48 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[add1sp.c] improved a conditional (if compiler is not smart enough) + +------------------------------------------------------------------------ +r10982 | zimmerma | 2016-12-07 13:14:33 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/exp_2.c + +[exp_2.c] small improvements + +------------------------------------------------------------------------ +r10981 | vlefevre | 2016-12-07 12:13:21 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] MPFR_INT_CEIL_LOG2(x) macro: added a FIXME and an +assertion concerning whether x <= ULONG_MAX or not. +------------------------------------------------------------------------ +r10980 | vlefevre | 2016-12-07 11:52:48 +0000 (Wed, 07 Dec 2016) | 1 line +Changed paths: + M /trunk/src/pow.c + +[src/pow.c] Added an assertion. +------------------------------------------------------------------------ +r10979 | zimmerma | 2016-12-07 11:51:24 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[algorithms.tex] fixed typo + +------------------------------------------------------------------------ +r10978 | zimmerma | 2016-12-07 11:10:01 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/pow.c + +[pow.c] tuned starting precision (and removed obsolete comment) + +------------------------------------------------------------------------ +r10977 | zimmerma | 2016-12-07 10:42:04 +0000 (Wed, 07 Dec 2016) | 2 lines +Changed paths: + M /trunk/src/pow.c + +use MPFR_INT_CEIL_LOG2 + +------------------------------------------------------------------------ +r10973 | zimmerma | 2016-12-06 17:12:59 +0000 (Tue, 06 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + M /trunk/tools/mbench/mfv5.h + +[mfv5] added option -e, for example use -e1 to avoid over/underflow in mpfr_pow + +------------------------------------------------------------------------ +r10972 | zimmerma | 2016-12-06 17:11:42 +0000 (Tue, 06 Dec 2016) | 3 lines +Changed paths: + M /trunk/src/pow.c + +[pow.c] reduced overhead of special cases (gives speedup of a factor of two + for 53 bits of precision) + +------------------------------------------------------------------------ +r10970 | zimmerma | 2016-12-06 14:16:33 +0000 (Tue, 06 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + +added mpfr_pow + +------------------------------------------------------------------------ +r10969 | vlefevre | 2016-12-06 08:22:02 +0000 (Tue, 06 Dec 2016) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Correction for zsh change after v5.2 (POSIX compat: +"set -e; f() { false && true; }; f; echo OK" no longer prints OK). +------------------------------------------------------------------------ +r10964 | vlefevre | 2016-11-29 16:06:33 +0000 (Tue, 29 Nov 2016) | 8 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mulders.c + +Check that the numberof() macro is used on an array. + * src/mpfr-gmp.h: define numberof_const() macro, equivalent to the + old numberof() macro: no check, but constant expression; improved + the numberof() macro to check that it is used on an array (since + an array can silently be converted to a pointer in C). Note that + potential failures are currently reported at run time. + * src/mulders.c: replaced numberof by numberof_const in #define's + (also removed a useless cast at the same time). +------------------------------------------------------------------------ +r10963 | vlefevre | 2016-11-17 22:28:27 +0000 (Thu, 17 Nov 2016) | 2 lines +Changed paths: + M /trunk/src/set_ld.c + M /trunk/tests/tset_ld.c + +[src/set_ld.c,tests/tset_ld.c] Updated comments, in particular +concerning LDBL_MAX. +------------------------------------------------------------------------ +r10961 | vlefevre | 2016-11-15 13:59:58 +0000 (Tue, 15 Nov 2016) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Added an overflow test that triggers a bug for +double-double (IBM long double format). See: + https://sympa.inria.fr/sympa/arc/mpfr/2016-11/msg00006.html +------------------------------------------------------------------------ +r10960 | vlefevre | 2016-11-15 13:48:27 +0000 (Tue, 15 Nov 2016) | 5 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] Fixed bugs for double-double (IBM long double format): + * one from r8650, which could yield a spurious assertion failure + in debug mode in case of underflow (with result 0); + * one from r8972, which used the variable sign uninitialized and + could yield a result with an incorrect sign. +------------------------------------------------------------------------ +r10959 | vlefevre | 2016-11-15 13:16:04 +0000 (Tue, 15 Nov 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Added a missing exit(1). +------------------------------------------------------------------------ +r10958 | vlefevre | 2016-11-15 09:44:27 +0000 (Tue, 15 Nov 2016) | 7 lines +Changed paths: + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tset_ld.c + +[tests] _GMP_IEEE_FLOATS was got rid of in r10150, but still used in +the tests, meaning that some tests were no longer done. So, get rid of +_GMP_IEEE_FLOATS also in the tests. Testing !defined(MPFR_ERRDIVZERO) +or defined(HAVE_SIGNEDZ) should be sufficient, depending on the context +(they were already used alone at some other places, so that new failures +are unlikely); anyway, _GMP_IEEE_FLOATS was not the right macro to test. +Only tget_set_d64.c has a specific change to use _MPFR_IEEE_FLOATS. +------------------------------------------------------------------------ +r10957 | vlefevre | 2016-11-15 08:43:19 +0000 (Tue, 15 Nov 2016) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] For double-double (IBM long double format): test other +special values, as this may be useful. +------------------------------------------------------------------------ +r10956 | vlefevre | 2016-11-15 07:41:32 +0000 (Tue, 15 Nov 2016) | 4 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] For double-double (IBM long double format), the code +was incorrect on large finite values, which are infinite as a double: +(+inf) + (-inf) was computed, which is NaN (thanks to Rob for the +report). Fixed this bug, with code clean up (not tested). +------------------------------------------------------------------------ +r10954 | vlefevre | 2016-11-10 15:45:24 +0000 (Thu, 10 Nov 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added a note about MinGW and libtool error "libobj name ... +may not contain shell special characters.", with a solution. +------------------------------------------------------------------------ +r10953 | vlefevre | 2016-11-09 04:27:57 +0000 (Wed, 09 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Final corrections. +------------------------------------------------------------------------ +r10952 | vlefevre | 2016-11-09 03:52:03 +0000 (Wed, 09 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Another correction due to the rewrite for reuse support. +------------------------------------------------------------------------ +r10951 | vlefevre | 2016-11-09 03:20:29 +0000 (Wed, 09 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Correction. +------------------------------------------------------------------------ +r10944 | vlefevre | 2016-11-08 10:07:52 +0000 (Tue, 08 Nov 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added a short explanation for halfway cases. +------------------------------------------------------------------------ +r10943 | vlefevre | 2016-11-08 01:04:49 +0000 (Tue, 08 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Improved an example (from my ARITH-23 slides). +------------------------------------------------------------------------ +r10942 | vlefevre | 2016-11-08 00:59:47 +0000 (Tue, 08 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] English usage. +------------------------------------------------------------------------ +r10941 | vlefevre | 2016-11-07 14:17:28 +0000 (Mon, 07 Nov 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Explained the handling of halfway cases for sq = 1 +(since the explanations for sq ≥ 2 are not valid for sq = 1). +------------------------------------------------------------------------ +r10940 | vlefevre | 2016-11-07 14:06:50 +0000 (Mon, 07 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor update. +------------------------------------------------------------------------ +r10939 | vlefevre | 2016-11-07 03:47:24 +0000 (Mon, 07 Nov 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Last corrections. Concerning the setting of the sign of +the result, this changed with the support for precision 1 (see r10068). +------------------------------------------------------------------------ +r10938 | vlefevre | 2016-11-07 03:03:06 +0000 (Mon, 07 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Correction (English). +------------------------------------------------------------------------ +r10937 | vlefevre | 2016-11-07 02:41:11 +0000 (Mon, 07 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Correction about neg / sgn. +------------------------------------------------------------------------ +r10936 | vlefevre | 2016-11-07 01:47:17 +0000 (Mon, 07 Nov 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added details about the handling of halfway cases, as +the rule is not obvious due to two's complement representation. +------------------------------------------------------------------------ +r10935 | vlefevre | 2016-11-06 23:46:57 +0000 (Sun, 06 Nov 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Cosmetic change for consistency between lbit and rbit. +------------------------------------------------------------------------ +r10934 | vlefevre | 2016-11-06 22:39:38 +0000 (Sun, 06 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor update. +------------------------------------------------------------------------ +r10933 | vlefevre | 2016-11-04 13:55:53 +0000 (Fri, 04 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] A bit more explanations. +------------------------------------------------------------------------ +r10932 | vlefevre | 2016-11-04 12:52:58 +0000 (Fri, 04 Nov 2016) | 3 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Corrected the usage of the HYPHEN-MINUS character (-): + * If it is a minus sign, use U+2212 MINUS SIGN (as already done). + * Do not use "-" after the "non" and "pre" prefixes. +------------------------------------------------------------------------ +r10931 | vlefevre | 2016-11-04 10:32:55 +0000 (Fri, 04 Nov 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor improvement. +------------------------------------------------------------------------ +r10929 | vlefevre | 2016-10-27 15:25:34 +0000 (Thu, 27 Oct 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Replaced "TZ=UTC" by "TZ=GMT0" for portability. +------------------------------------------------------------------------ +r10928 | vlefevre | 2016-10-27 13:54:43 +0000 (Thu, 27 Oct 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added a note. +------------------------------------------------------------------------ +r10927 | vlefevre | 2016-10-27 13:51:11 +0000 (Thu, 27 Oct 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update for the current code (support of reused arguments); +some other improvements. +------------------------------------------------------------------------ +r10926 | vlefevre | 2016-10-27 13:47:16 +0000 (Thu, 27 Oct 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Corrected 2 typos. +------------------------------------------------------------------------ +r10925 | vlefevre | 2016-10-27 12:30:01 +0000 (Thu, 27 Oct 2016) | 5 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Changed a MPN_COPY_DECR to MPN_COPY, which may be more +efficient: as of r10464 (support for reused arguments), the memory +used by the accumulator for the TMD resolution is no longer a part +of the main accumulator, so that we now know that the memory blocks +do not overlap. +------------------------------------------------------------------------ +r10924 | vlefevre | 2016-10-26 13:46:28 +0000 (Wed, 26 Oct 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Corrected a comment from r10503. +------------------------------------------------------------------------ +r10923 | vlefevre | 2016-10-26 13:39:20 +0000 (Wed, 26 Oct 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Moved/rewrote a comment (should have been done in r10467). +------------------------------------------------------------------------ +r10922 | vlefevre | 2016-10-25 14:49:00 +0000 (Tue, 25 Oct 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Started the update for the code supporting reuse. +------------------------------------------------------------------------ +r10920 | vlefevre | 2016-10-25 06:57:56 +0000 (Tue, 25 Oct 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed r10916 (thanks to Eli Zaretskii for the report). +------------------------------------------------------------------------ +r10918 | vlefevre | 2016-10-24 13:30:10 +0000 (Mon, 24 Oct 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Improved a macro from r10916 (just in case...). +------------------------------------------------------------------------ +r10916 | vlefevre | 2016-10-24 12:53:55 +0000 (Mon, 24 Oct 2016) | 7 lines +Changed paths: + M /trunk/src/const_catalan.c + M /trunk/src/const_euler.c + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/exceptions.c + M /trunk/src/mpfr-impl.h + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_rnd.c [src] Support build as thread-safe DLL on Windows: clean-up. * Increased the use of macros to avoid some code duplication @@ -976,234 +7562,2647 @@ Changed paths: * The prototypes of the functions to access the address of a TLS variable are now defined. Otherwise one gets warnings: https://sympa.inria.fr/sympa/arc/mpfr/2016-10/msg00004.html -(merged changeset r10916 from the trunk, with conflict resolved -by replacing mpfr_flags_t with unsigned int) ------------------------------------------------------------------------ -r10896 | vlefevre | 2016-09-27 09:17:54 +0000 (Tue, 27 Sep 2016) | 1 line +r10915 | vlefevre | 2016-10-20 15:00:30 +0000 (Thu, 20 Oct 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor correction and improvement (English). +------------------------------------------------------------------------ +r10914 | vlefevre | 2016-10-20 14:22:35 +0000 (Thu, 20 Oct 2016) | 1 line Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/doc/sum.txt -Updated version to 3.1.6-dev. +[doc/sum.txt] "a" → "an" before "additional iteration". ------------------------------------------------------------------------ -r10892 | vlefevre | 2016-09-27 07:51:01 +0000 (Tue, 27 Sep 2016) | 1 line +r10912 | vlefevre | 2016-10-18 08:06:35 +0000 (Tue, 18 Oct 2016) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/src/mpfr-gmp.h -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[src/mpfr-gmp.h] Updated a comment about bit-fields. ------------------------------------------------------------------------ -r10891 | vlefevre | 2016-09-27 07:48:20 +0000 (Tue, 27 Sep 2016) | 1 line +r10902 | vlefevre | 2016-09-27 15:10:30 +0000 (Tue, 27 Sep 2016) | 8 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/init2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/round_prec.c + M /trunk/src/set_prec.c + +[src] + * mpfr-impl.h: document the memory allocated for a significand; + added a cast to avoid a direct conversion from mp_limb_t * to + mp_size_t *. + * init2.c, round_prec.c, set_prec.c: code clean-up by correcting + the type expected for the second argument of MPFR_SET_MANT_PTR + (this macro has a cast, so that this should not change anything, + but the old type mpfr_limb_ptr was meaningless and confusing). +------------------------------------------------------------------------ +r10890 | vlefevre | 2016-09-23 14:19:16 +0000 (Fri, 23 Sep 2016) | 1 line +Changed paths: + M /trunk/examples/version.c -Updated version to 3.1.5. +[examples/version.c] For MPFR >= 4, output float128 support info. ------------------------------------------------------------------------ -r10889 | vlefevre | 2016-09-23 14:09:21 +0000 (Fri, 23 Sep 2016) | 2 lines +r10888 | vlefevre | 2016-09-23 14:06:48 +0000 (Fri, 23 Sep 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/examples/version.c + M /trunk/examples/version.c [examples/version.c] A bit more output. -(merged changeset r10888 from the trunk) ------------------------------------------------------------------------ -r10887 | vlefevre | 2016-09-23 13:57:32 +0000 (Fri, 23 Sep 2016) | 2 lines +r10886 | vlefevre | 2016-09-23 13:47:14 +0000 (Fri, 23 Sep 2016) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/examples/version.c + M /trunk/examples/version.c -[examples/version.c] Update from the trunk (with svn merge on -changesets r8034,8036,8128,10885-10886). +[examples/version.c] + * Really support C++ compilers (tested with g++ 6.2.0). + * Output information about the C implementation. + * Detect MPIR (→ output information on MPIR instead of GMP). ------------------------------------------------------------------------ -r10873 | vlefevre | 2016-09-14 08:09:05 +0000 (Wed, 14 Sep 2016) | 4 lines +r10885 | vlefevre | 2016-09-23 13:14:12 +0000 (Fri, 23 Sep 2016) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tdiv.c + M /trunk/examples/version.c -[tests/tdiv.c] Improved code readability, fixing a small bug -(found by David Binderman using cppcheck) at the same time. -This bug could only affect the error message if the test failed. -(merged changesets r10871-10872 from the trunk) +[examples/version.c] + * Code simplification: support for MPFR versions less than 3.0 had + already been dropped with the use of MPFR_RNDN. + * For MPFR patches, output "[none]" when there are no patches. + * Output mpfr_ptr size. ------------------------------------------------------------------------ -r10868 | vlefevre | 2016-09-13 17:17:12 +0000 (Tue, 13 Sep 2016) | 1 line +r10884 | vlefevre | 2016-09-21 15:11:16 +0000 (Wed, 21 Sep 2016) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/src/sin_cos.c -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[src/sin_cos.c] Avoid the reuse of variables for two completely +different things (with different orders of magnitude)! Changed types. ------------------------------------------------------------------------ -r10867 | vlefevre | 2016-09-13 17:09:26 +0000 (Tue, 13 Sep 2016) | 1 line +r10883 | vlefevre | 2016-09-21 15:06:52 +0000 (Wed, 21 Sep 2016) | 3 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/exp3.c -[doc/mpfr.texi] Updated the month. +[src/exp3.c] Avoid the reuse of variables for two completely different +things (with different orders of magnitude)! Added a cast to avoid a +potential integer overflow (like in r10881). +------------------------------------------------------------------------ +r10882 | vlefevre | 2016-09-21 15:05:07 +0000 (Wed, 21 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] Avoid the reuse of variables for two completely different +things (with different orders of magnitude)! Changed types. +------------------------------------------------------------------------ +r10881 | vlefevre | 2016-09-21 13:54:01 +0000 (Wed, 21 Sep 2016) | 6 lines +Changed paths: + M /trunk/src/atan.c + M /trunk/src/sin_cos.c + +[src/{atan.c,sin_cos.c}] Added casts to avoid potential integer +overflows. Possible issue reported by David Binderman: + https://sympa.inria.fr/sympa/arc/mpfr/2016-09/msg00029.html +Note: From tests I've done on mpfr_atan, there would be issues with +16-bit int, but for 32-bit int, one could need several hundreds of +billions of bits for the target precision. +------------------------------------------------------------------------ +r10880 | vlefevre | 2016-09-21 11:34:52 +0000 (Wed, 21 Sep 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": updated paragraph about warnings. +------------------------------------------------------------------------ +r10879 | vlefevre | 2016-09-21 11:12:23 +0000 (Wed, 21 Sep 2016) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] In the MPFR_RET macro, avoid the use of an integer +in a boolean context (even though that this is not wrong in C). Fix +after a bug report from David Binderman. Explanations: + https://sympa.inria.fr/sympa/arc/mpfr/2016-09/msg00028.html +------------------------------------------------------------------------ +r10878 | vlefevre | 2016-09-16 13:34:49 +0000 (Fri, 16 Sep 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Riemann Zeta function, case s < 1/2: added a +paragraph on the sin(...) term of the reflection formula. +------------------------------------------------------------------------ +r10877 | vlefevre | 2016-09-16 13:05:04 +0000 (Fri, 16 Sep 2016) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] More work on the Riemann Zeta function. +------------------------------------------------------------------------ +r10876 | vlefevre | 2016-09-15 13:31:39 +0000 (Thu, 15 Sep 2016) | 4 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Riemann Zeta function, case s < 1/2: added a +paragraph briefly describing how the precisions of the variables +will be chosen (this is much more efficient than the current code +when the target precision is much lower than the input precision). +------------------------------------------------------------------------ +r10875 | vlefevre | 2016-09-15 13:17:58 +0000 (Thu, 15 Sep 2016) | 10 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/src/zeta.c + +Some improvements / corrections in the description / proof of the +algorithm for the Riemann Zeta function. + * doc/algorithms.tex, section on the Riemann Zeta function: the case + s < 1/2 (reflection formula) is now in a new section, which needs + to be completed (with the detailed algorithm and error analysis); + case "s close to 0" added and now properly proved. + * src/zeta.c: update of the comment for s close to 0 (the brief + explanations were wrong for precision 1, and this was apparently + not checked when we allowed this precision!), adding a reference + to algorithms.tex for details. +------------------------------------------------------------------------ +r10874 | vlefevre | 2016-09-14 14:35:33 +0000 (Wed, 14 Sep 2016) | 3 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] In "[[…]]" conditional expressions, replaced "=" +by the preferred (and equivalent) form "==". +Discussion: http://www.zsh.org/mla/workers/2016/msg01711.html +------------------------------------------------------------------------ +r10872 | vlefevre | 2016-09-14 07:59:27 +0000 (Wed, 14 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Improved code readability (related to r10871). +------------------------------------------------------------------------ +r10871 | zimmerma | 2016-09-14 06:39:43 +0000 (Wed, 14 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] improved code (found by David Binderman using cppcheck) + +------------------------------------------------------------------------ +r10870 | vlefevre | 2016-09-14 01:09:00 +0000 (Wed, 14 Sep 2016) | 3 lines +Changed paths: + M /trunk/tools/announce-text + +[tools/announce-text] Use the 64-bit key ID instead of the 32-bit one +since there are known collisions for 32-bit key ID's: +https://evil32.com/ +------------------------------------------------------------------------ +r10865 | vlefevre | 2016-09-13 15:11:11 +0000 (Tue, 13 Sep 2016) | 4 lines +Changed paths: + M /trunk/src/zeta.c + M /trunk/tests/tzeta.c + +[src/zeta.c] Added a FIXME: bug in the error computation due to the + use of the native double C type, which can yield an overflow. +[tests/tzeta.c] Added a corresponding test case, which gives an + assertion failure. +------------------------------------------------------------------------ +r10864 | vlefevre | 2016-09-13 14:53:46 +0000 (Tue, 13 Sep 2016) | 3 lines +Changed paths: + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + +[src/{uceil_log2.c,ufloor_log2.c}] Added "MPFR_ASSERTN (exp < 1023);" +to get an assertion failure on infinities (which do not have an +exponent). +------------------------------------------------------------------------ +r10863 | vlefevre | 2016-09-13 14:50:38 +0000 (Tue, 13 Sep 2016) | 1 line +Changed paths: + M /trunk/src/uceil_log2.c + +[src/uceil_log2.c] Code style. +------------------------------------------------------------------------ +r10862 | vlefevre | 2016-09-13 14:46:08 +0000 (Tue, 13 Sep 2016) | 1 line +Changed paths: + M /trunk/src/ufloor_log2.c + +[src/ufloor_log2.c] Code style. +------------------------------------------------------------------------ +r10861 | vlefevre | 2016-09-13 14:05:24 +0000 (Tue, 13 Sep 2016) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Make explicit that we need to use lngamma. +------------------------------------------------------------------------ +r10860 | vlefevre | 2016-09-13 13:58:51 +0000 (Tue, 13 Sep 2016) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Updated comments on overflows / underflows. +------------------------------------------------------------------------ +r10859 | vlefevre | 2016-09-13 09:02:16 +0000 (Tue, 13 Sep 2016) | 3 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] About internal underflows / cancellation: + * Added comments to FIXME's. + * Detect a potential integer overflow with MPFR_ASSERTN. +------------------------------------------------------------------------ +r10851 | vlefevre | 2016-09-12 10:11:31 +0000 (Mon, 12 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Moved a comment. +------------------------------------------------------------------------ +r10850 | vlefevre | 2016-09-12 10:05:12 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Fixed print_binary (and no longer any failure with +gcc -mpc64 on x86). +------------------------------------------------------------------------ +r10849 | vlefevre | 2016-09-12 09:44:19 +0000 (Mon, 12 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Corrected note in print_binary. +------------------------------------------------------------------------ +r10848 | vlefevre | 2016-09-12 09:42:56 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Reverted r10847 (it was incomplete and I was testing +the wrong code). +------------------------------------------------------------------------ +r10847 | vlefevre | 2016-09-12 09:40:34 +0000 (Mon, 12 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Fixed print_binary. +------------------------------------------------------------------------ +r10846 | vlefevre | 2016-09-12 09:13:52 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Added a FIXME in print_binary, which can yield an +incorrect output and return a wrong precision (causing the failure). +------------------------------------------------------------------------ +r10845 | vlefevre | 2016-09-12 09:08:38 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Added a test that triggers a failure with gcc -mpc64 +on x86 (64-bit ABI). +------------------------------------------------------------------------ +r10844 | vlefevre | 2016-09-12 08:48:04 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Added some tests in case the rounding precision is +smaller than MPFR_LDBL_MANT_DIG (e.g. with gcc -mpc64 on x86). +------------------------------------------------------------------------ +r10843 | vlefevre | 2016-09-12 08:09:24 +0000 (Mon, 12 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] In print_binary, added an assertion that may fail +with flush-to-zero on underflow (avoiding an infinite loop). +------------------------------------------------------------------------ +r10842 | vlefevre | 2016-09-12 08:03:58 +0000 (Mon, 12 Sep 2016) | 4 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Simplified a condition in print_binary (BTW, the old +condition was based on the fact that the rounding depended only on the +exact result, which may not be the case when rounding is not completely +specified, e.g. with double-double arithmetic like on PowerPC). ------------------------------------------------------------------------ -r10866 | vlefevre | 2016-09-13 17:08:30 +0000 (Tue, 13 Sep 2016) | 2 lines +r10841 | vlefevre | 2016-09-12 07:15:30 +0000 (Mon, 12 Sep 2016) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Replaced a condition by a simpler, equivalent one. +------------------------------------------------------------------------ +r10840 | zimmerma | 2016-09-10 05:55:31 +0000 (Sat, 10 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] added note + +------------------------------------------------------------------------ +r10839 | zimmerma | 2016-09-09 14:41:49 +0000 (Fri, 09 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] get rid of C99-only stuff + +------------------------------------------------------------------------ +r10838 | vlefevre | 2016-09-09 14:32:14 +0000 (Fri, 09 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Removed a variable that is no longer used. +------------------------------------------------------------------------ +r10837 | vlefevre | 2016-09-09 12:49:59 +0000 (Fri, 09 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] FIXME: nextafterl and ilogbl are C99 only. +------------------------------------------------------------------------ +r10836 | zimmerma | 2016-09-09 11:13:31 +0000 (Fri, 09 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] fixed computation of smallest subnormal using nextafterl + +------------------------------------------------------------------------ +r10835 | zimmerma | 2016-09-09 11:09:48 +0000 (Fri, 09 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] added warning + +------------------------------------------------------------------------ +r10834 | zimmerma | 2016-09-09 10:52:27 +0000 (Fri, 09 Sep 2016) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] fixed print_binary() for when the rounding precision is less + than the precision of long double + +------------------------------------------------------------------------ +r10833 | vlefevre | 2016-09-09 09:02:16 +0000 (Fri, 09 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + M /trunk/tests/tset_ld.c + +[src/get_ld.c] Replaced FIXME by an explanation of the current behavior. +[tests/tset_ld.c] Added a FIXME as a consequence. +------------------------------------------------------------------------ +r10832 | vlefevre | 2016-09-09 00:23:59 +0000 (Fri, 09 Sep 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about NetBSD. +------------------------------------------------------------------------ +r10829 | vlefevre | 2016-09-08 16:37:56 +0000 (Thu, 08 Sep 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c -Updated version to 3.1.5-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[src/sqrt.c] Corrected a spelling mistake. ------------------------------------------------------------------------ -r10857 | vlefevre | 2016-09-12 12:22:08 +0000 (Mon, 12 Sep 2016) | 1 line +r10828 | vlefevre | 2016-09-08 16:15:18 +0000 (Thu, 08 Sep 2016) | 1 line Changed paths: - M /branches/3.1/src/get_ld.c + M /trunk/src/get_ld.c -[src/get_ld.c] Re-added a blank line that disappeared in a merge. +[src/get_ld.c] Updated FIXME (mention subnormals). ------------------------------------------------------------------------ -r10856 | vlefevre | 2016-09-12 12:17:31 +0000 (Mon, 12 Sep 2016) | 2 lines +r10827 | vlefevre | 2016-09-08 15:48:59 +0000 (Thu, 08 Sep 2016) | 1 line Changed paths: - M /branches/3.1/src/get_ld.c + M /trunk/src/get_ld.c -[src/get_ld.c] Removed a "see below", which refers to a comment that -is in the trunk but not in this branch. +[src/get_ld.c] Updated FIXME (this is NetBSD 5.1). ------------------------------------------------------------------------ -r10855 | vlefevre | 2016-09-12 12:00:15 +0000 (Mon, 12 Sep 2016) | 3 lines +r10826 | vlefevre | 2016-09-08 15:35:19 +0000 (Thu, 08 Sep 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_ld.c + M /trunk/src/get_ld.c -[tests/tset_ld.c] In bug_20160907, fixed the method to get the smallest -subnormal (now, OK with gcc -mpc64 or under NetBSD 6-). -(merged changesets r10835-10839 from the trunk) +[src/get_ld.c] Added a FIXME, in particular for NetBSD. ------------------------------------------------------------------------ -r10854 | vlefevre | 2016-09-12 11:30:20 +0000 (Mon, 12 Sep 2016) | 2 lines +r10825 | vlefevre | 2016-09-08 15:17:10 +0000 (Thu, 08 Sep 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tabs.c + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Avoid a freeze in print_binary under NetBSD due to +excess precision in LDBL_MAX (we do not run the test in this case). +------------------------------------------------------------------------ +r10824 | zimmerma | 2016-09-08 14:22:04 +0000 (Thu, 08 Sep 2016) | 3 lines +Changed paths: + M /trunk/src/sqrt.c + M /trunk/tests/tsqrt.c + +[src/sqrt.c] fixed bug in mpfr_sqrt2 +[tests/tsqrt.c] added non-regression test + +------------------------------------------------------------------------ +r10823 | vlefevre | 2016-09-08 13:57:26 +0000 (Thu, 08 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] The print_binary function is freezing on a NetBSD +machine; let's start with some improvements (assertions...). +------------------------------------------------------------------------ +r10822 | vlefevre | 2016-09-08 13:31:38 +0000 (Thu, 08 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tabs.c [tests/tabs.c] Removed mpfr_test_init (not needed here). -(merged changeset r10822 from the trunk) ------------------------------------------------------------------------ -r10853 | vlefevre | 2016-09-12 11:28:24 +0000 (Mon, 12 Sep 2016) | 2 lines +r10821 | vlefevre | 2016-09-08 13:30:35 +0000 (Thu, 08 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Moved mpfr_test_init at the right place (like +tget_d.c, tset_d.c, etc.). +------------------------------------------------------------------------ +r10820 | zimmerma | 2016-09-08 13:30:14 +0000 (Thu, 08 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] divsp1 -> div_1 + +------------------------------------------------------------------------ +r10819 | vlefevre | 2016-09-08 13:24:00 +0000 (Thu, 08 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Fixed a loop in case an extended range is used +(there are issues on a NetBSD machine, and this could be a cause). +------------------------------------------------------------------------ +r10818 | vlefevre | 2016-09-08 13:19:12 +0000 (Thu, 08 Sep 2016) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Corrected a type (due to a printf with %ld). +------------------------------------------------------------------------ +r10817 | zimmerma | 2016-09-08 13:14:30 +0000 (Thu, 08 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] divsp1 -> div_1, divsp2 -> div_2 (not necessarily same precision) + +------------------------------------------------------------------------ +r10816 | zimmerma | 2016-09-08 13:12:14 +0000 (Thu, 08 Sep 2016) | 3 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] mulsp1 -> mul_1, mulsp2 -> mul_2 (the precision of operands is not + necessarily the same) + +------------------------------------------------------------------------ +r10813 | vlefevre | 2016-09-08 00:15:19 +0000 (Thu, 08 Sep 2016) | 1 line +Changed paths: + M /trunk/src/get_d.c + M /trunk/src/get_ld.c + +[src/{get_d,get_ld}.c] Use MPFR_ALIAS. +------------------------------------------------------------------------ +r10812 | vlefevre | 2016-09-07 12:35:33 +0000 (Wed, 07 Sep 2016) | 9 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] Improved the fix done in r10808: The mpfr_set_emin value +is not changed, but let's make the LDBL_MIN_EXP and LDBL_MAX_EXP values +appear as expected. +Note: The code for x86 extended precision first appeared in r3226 with +the usual emin and emax values, as found in the IEEE 754-1985 standard +(bounds) or on <https://en.wikipedia.org/wiki/IEEE_floating_point>. But +MPFR uses a different convention, with a significand between 1/2 and 1 +instead of between 1 and 2, so that these values were off by 1. The +emax one was fixed in r6101, but the error on emin remained undetected. +------------------------------------------------------------------------ +r10811 | vlefevre | 2016-09-07 09:39:52 +0000 (Wed, 07 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] The bug_20160907 test is valid only with +HAVE_LDOUBLE_IEEE_EXT_LITTLE. +------------------------------------------------------------------------ +r10810 | vlefevre | 2016-09-07 08:20:28 +0000 (Wed, 07 Sep 2016) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Updated FIXME: also suggest a scaling. +------------------------------------------------------------------------ +r10809 | zimmerma | 2016-09-07 07:58:43 +0000 (Wed, 07 Sep 2016) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] check more numbers in bug_20160907() + +------------------------------------------------------------------------ +r10808 | zimmerma | 2016-09-07 07:38:09 +0000 (Wed, 07 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] fixed bug reported by Walter Mascarenhas + +------------------------------------------------------------------------ +r10807 | zimmerma | 2016-09-07 07:28:32 +0000 (Wed, 07 Sep 2016) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] added test that triggers bug in mpfr_get_ld + (https://sympa.inria.fr/sympa/arc/mpfr/2016-09/msg00005.html) + +------------------------------------------------------------------------ +r10806 | vlefevre | 2016-09-07 01:12:06 +0000 (Wed, 07 Sep 2016) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Updated FIXME with a suggestion. +------------------------------------------------------------------------ +r10805 | vlefevre | 2016-09-07 01:05:34 +0000 (Wed, 07 Sep 2016) | 3 lines +Changed paths: + M /trunk/src/zeta.c + M /trunk/tests/tzeta.c + +[src/zeta.c] Added a FIXME: An overflow in gamma(s1) does not imply + that Zeta(s) will overflow. +[tests/tzeta.c] Added a test that triggers this bug with a 32-bit ABI. +------------------------------------------------------------------------ +r10804 | vlefevre | 2016-09-07 00:25:25 +0000 (Wed, 07 Sep 2016) | 3 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Concerning GCC's AddressSanitizer (-fsanitize=address), +mention that LD_PRELOAD needs to be unset (or -static-libasan needs to +be used, but does not work yet). +------------------------------------------------------------------------ +r10802 | zimmerma | 2016-09-06 14:04:02 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] l -> \ell + +------------------------------------------------------------------------ +r10801 | zimmerma | 2016-09-06 13:58:27 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] du -> {\mathrm d}u + +------------------------------------------------------------------------ +r10800 | zimmerma | 2016-09-06 13:45:18 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] added FIXME + +------------------------------------------------------------------------ +r10799 | vlefevre | 2016-09-06 13:08:38 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Avoid a warning due to an unused variable with +GMP_NUMB_BITS == 32. +------------------------------------------------------------------------ +r10798 | vlefevre | 2016-09-06 12:33:16 +0000 (Tue, 06 Sep 2016) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed m4_pattern_forbid argument to avoid an error with +recent ax_pthread.m4 (such as in Debian's autoconf-archive 20160320-1, +which has just appeared in unstable). +------------------------------------------------------------------------ +r10797 | vlefevre | 2016-09-06 11:46:31 +0000 (Tue, 06 Sep 2016) | 1 line +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] Updated FIXME. +------------------------------------------------------------------------ +r10796 | zimmerma | 2016-09-06 11:10:56 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +[src/zeta.c] added FIXME + +------------------------------------------------------------------------ +r10795 | zimmerma | 2016-09-06 06:57:17 +0000 (Tue, 06 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] added alternate code for mpn_sqrtrem4 (disabled for now) + +------------------------------------------------------------------------ +r10794 | zimmerma | 2016-09-05 15:46:32 +0000 (Mon, 05 Sep 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mpfr-gmp.h + +move macros from div.c to mpfr-gmp.h + +------------------------------------------------------------------------ +r10790 | vlefevre | 2016-09-05 09:07:28 +0000 (Mon, 05 Sep 2016) | 3 lines +Changed paths: + M /trunk/TODO + M /trunk/tests/tzeta.c + +About the tzeta timing issue (since r9848): + * TODO: updated item on tzeta. + * tests/tzeta.c: updated FIXME for test_generic. +------------------------------------------------------------------------ +r10789 | vlefevre | 2016-09-05 08:50:16 +0000 (Mon, 05 Sep 2016) | 7 lines +Changed paths: + M /trunk/TODO + +[TODO] Updated item on tzeta: + * removed the old problem: the fact that the traces for the trunk and + for r9954 are different is normal (fixes in mpfr_can_round affecting + tgeneric.c), and the timings depend on GMP_CHECK_RANDOMIZE and seem + equivalent in average with "test_generic (..., 5);" in both cases; + * added the fact that tzeta has been much slower since r9848, at least + with the x86 32-bit ABI. +------------------------------------------------------------------------ +r10775 | vlefevre | 2016-09-02 07:07:31 +0000 (Fri, 02 Sep 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r10774 | zimmerma | 2016-09-01 08:45:19 +0000 (Thu, 01 Sep 2016) | 13 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] new code for 2 limbs on 64-bit machines, giving speedup of almost + a factor of two: + +bavette.loria.fr (Intel(R) Core(TM) i5-6500 CPU @ 3.20GHz) +numactl --physcpubind=0 ./mfv5 -p113 mpfr_sqrt + +3.1.4: + mpfr_sqrt: 234 / 243.72 / 258 + +4.0-dev: + mpfr_sqrt: 122 / 127.63 / 136 + + +------------------------------------------------------------------------ +r10773 | zimmerma | 2016-08-31 08:54:41 +0000 (Wed, 31 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] fixed error triggered by previous commit + +------------------------------------------------------------------------ +r10772 | zimmerma | 2016-08-31 08:50:17 +0000 (Wed, 31 Aug 2016) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/tests/tdiv.c + +[src/div.c] added missing assertion +[tests/tdiv.c] added test case that make new assertion fail (with --enable-assert --enable-gmp-internals on a 64-bit machine) + +------------------------------------------------------------------------ +r10771 | zimmerma | 2016-08-31 06:38:33 +0000 (Wed, 31 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] fixed bug found by Vincent + +------------------------------------------------------------------------ +r10770 | vlefevre | 2016-08-31 00:06:31 +0000 (Wed, 31 Aug 2016) | 2 lines +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Added a test triggering an assertion failure with +"--enable-assert --enable-gmp-internals". +------------------------------------------------------------------------ +r10769 | vlefevre | 2016-08-30 23:01:03 +0000 (Tue, 30 Aug 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Update. +------------------------------------------------------------------------ +r10768 | vlefevre | 2016-08-30 22:58:50 +0000 (Tue, 30 Aug 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Untabified. Clarified a comment. +------------------------------------------------------------------------ +r10767 | zimmerma | 2016-08-30 14:18:00 +0000 (Tue, 30 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] document mpn_sqrtrem2() + +------------------------------------------------------------------------ +r10766 | zimmerma | 2016-08-30 14:09:59 +0000 (Tue, 30 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] don't use mpfr_divsp1 and mpfr_divsp2 when MPFR_GENERIC_ABI is defined + +------------------------------------------------------------------------ +r10765 | zimmerma | 2016-08-30 12:10:24 +0000 (Tue, 30 Aug 2016) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/tests/tdiv.c + +[src/div.c] faster code for 2 limbs +[tests/tdiv.c] added special test for 2 limbs + +------------------------------------------------------------------------ +r10764 | vlefevre | 2016-08-30 07:21:07 +0000 (Tue, 30 Aug 2016) | 7 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + +[tests] Define global variable tests_memory_disabled, which needs to +be set when the memory.c allocators (to track memory leaks) must not +be used; i.e., setting it disables the calls to tests_memory_start() +and tests_memory_end(). In tests.c, it is initialized to 0 (unset), +except when mini-gmp is used (same behavior as before this commit). +Programs that test GMP's mp_set_memory_functions() need to set this +variable before calling tests_start_mpfr(). +------------------------------------------------------------------------ +r10763 | vlefevre | 2016-08-29 15:35:16 +0000 (Mon, 29 Aug 2016) | 4 lines +Changed paths: + A /trunk/tests/talloc-cache.c + +Added tests/talloc-cache.c (not run by "make check") testing multiple +calls to mp_set_memory_functions. It yields a crash in the MPFR trunk, +which is unexpected with the current code. However, in the 3.1 branch, +r9467 fixed the crash as expected. +------------------------------------------------------------------------ +r10762 | zimmerma | 2016-08-29 14:20:09 +0000 (Mon, 29 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] added Sage code used to generate the bipartite tables + +------------------------------------------------------------------------ +r10761 | vlefevre | 2016-08-29 13:50:47 +0000 (Mon, 29 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/talloc.c + +[tests/talloc.c] Added a warning about new tests. +------------------------------------------------------------------------ +r10760 | zimmerma | 2016-08-29 13:20:14 +0000 (Mon, 29 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] fixed TODOs, and simplified code + +------------------------------------------------------------------------ +r10759 | vlefevre | 2016-08-29 13:09:50 +0000 (Mon, 29 Aug 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a FIXME comment about memory allocation. +------------------------------------------------------------------------ +r10758 | vlefevre | 2016-08-29 12:55:26 +0000 (Mon, 29 Aug 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r10757 | vlefevre | 2016-08-29 12:54:47 +0000 (Mon, 29 Aug 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Done in r10756: unify is_power_of_two() and mpfr_powerof2_raw(). +------------------------------------------------------------------------ +r10756 | zimmerma | 2016-08-29 08:15:17 +0000 (Mon, 29 Aug 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_ld.c + M /trunk/src/mpfr-impl.h + M /trunk/src/powerof2.c + M /trunk/src/round_prec.c + +unified is_power_of_two() and mpfr_powerof2_raw() + +------------------------------------------------------------------------ +r10755 | zimmerma | 2016-08-29 07:49:12 +0000 (Mon, 29 Aug 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] improved documentation of mpfr_free_cache() + +------------------------------------------------------------------------ +r10754 | vlefevre | 2016-08-28 17:48:57 +0000 (Sun, 28 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Improved a test now that mpfr_can_round is exact. +------------------------------------------------------------------------ +r10753 | vlefevre | 2016-08-28 00:12:04 +0000 (Sun, 28 Aug 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Added a warning about r10749. +------------------------------------------------------------------------ +r10752 | vlefevre | 2016-08-27 23:53:19 +0000 (Sat, 27 Aug 2016) | 6 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Various corrections/improvements: + * Unified the return, making sure that temporary memory is no longer + used after MPFR_TMP_FREE(marker), which was not the case in some + places. + * C90 compatibility. + * Minor improvements (use of MPFR_PREC2LIMBS, code on 78 columns...). +------------------------------------------------------------------------ +r10751 | vlefevre | 2016-08-27 23:01:59 +0000 (Sat, 27 Aug 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added: unify is_power_of_two() and mpfr_powerof2_raw()? +------------------------------------------------------------------------ +r10750 | vlefevre | 2016-08-27 22:58:07 +0000 (Sat, 27 Aug 2016) | 3 lines +Changed paths: + M /trunk/src/atan2.c + M /trunk/src/mpfr-impl.h + +[src/atan2.c] Replaced the use of the MPFR_IS_POWER_OF_2(x) macro by + a more efficient solution based on mpfr_powerof2_raw(). +[src/mpfr-impl.h] Removed the now obsolete MPFR_IS_POWER_OF_2 macro. +------------------------------------------------------------------------ +r10749 | zimmerma | 2016-08-26 12:49:48 +0000 (Fri, 26 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] added comment about GMP memory allocation functions -[tests/tset_ld.c] Move tests_start_mpfr and mpfr_test_init earlier. -(merged changesets r8688,10821 from the trunk) ------------------------------------------------------------------------ -r10852 | vlefevre | 2016-09-12 11:25:44 +0000 (Mon, 12 Sep 2016) | 3 lines +r10748 | zimmerma | 2016-08-25 07:22:38 +0000 (Thu, 25 Aug 2016) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_ld.c + M /trunk/src/round_p.c + +[src/round_p.c] since mpfr_can_round is now always correct, we cannot compare + it blindly to mpfr_round_p any more + +------------------------------------------------------------------------ +r10747 | zimmerma | 2016-08-24 15:48:39 +0000 (Wed, 24 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] fixed mpfr_can_round() so that all tests of tcan_round pass + +------------------------------------------------------------------------ +r10746 | zimmerma | 2016-08-23 12:38:22 +0000 (Tue, 23 Aug 2016) | 2 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] more information in case of error in check_can_round() -[tests/tset_ld.c] Corrected a type (due to a printf with %ld) and fixed -a loop in case an extended range is used. -(merged changesets r10818-10819 from the trunk) ------------------------------------------------------------------------ -r10815 | vlefevre | 2016-09-08 09:53:52 +0000 (Thu, 08 Sep 2016) | 3 lines +r10744 | vlefevre | 2016-08-22 18:53:46 +0000 (Mon, 22 Aug 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/get_ld.c - M /branches/3.1/tests/tset_ld.c + M /trunk/tools/mbench/mfv5.cc -[src/get_ld.c] Fixed bug for little-endian x86 extended precision. -[tests/tset_ld.c] Added test case. -(merged changesets r10807-10809,10811-10812 from the trunk) +[tools/mbench/mfv5.cc] Fixed code (C++11 compatibility). ------------------------------------------------------------------------ -r10814 | vlefevre | 2016-09-08 09:05:08 +0000 (Thu, 08 Sep 2016) | 1 line +r10743 | vlefevre | 2016-08-22 13:57:53 +0000 (Mon, 22 Aug 2016) | 4 lines Changed paths: - M /branches/3.1/NEWS + M /trunk/tests/tcan_round.c -[NEWS] Update for GNU MPFR 3.1.5. +[tests/tcan_round.c] Added a comprehensive test of mpfr_can_round, +based on a naive implementation. +Note: if the exit() is removed, many cases are failing, for both kinds +of answers (there might also remain an error in my test...). ------------------------------------------------------------------------ -r10792 | vlefevre | 2016-09-05 12:04:43 +0000 (Mon, 05 Sep 2016) | 10 lines +r10741 | vlefevre | 2016-08-19 14:34:01 +0000 (Fri, 19 Aug 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/powerof2.c - M /branches/3.1/src/round_p.c - M /branches/3.1/src/round_prec.c - M /branches/3.1/tests/tcan_round.c + M /trunk/TODO -Fixed various bugs in mpfr_can_round_raw, which affected mpfr_can_round: -there could still be false positives (i.e. mpfr_can_round could say that -rounding was possible while correct rounding was not guaranteed), and -also false negatives, some of which could yield infinite Ziv loops in -user code in practice. -Added tests triggering these bugs, in particular a comprehensive test -against a naive implementation. -(merged changesets - r10679-10686,10717-10718,10743,10746-10748,10752,10754,10756 -from the trunk) +[TODO] More thoughts about mpz_t caching (mpz_t pool). ------------------------------------------------------------------------ -r10791 | vlefevre | 2016-09-05 09:31:14 +0000 (Mon, 05 Sep 2016) | 3 lines +r10740 | vlefevre | 2016-08-19 13:59:11 +0000 (Fri, 19 Aug 2016) | 1 line Changed paths: - M /branches/3.1/tests/tzeta.c + M /trunk/TODO -[tests/tzeta.c] Updated test_generic invocation based on the trunk -in order to reduce the test time (increased since r9849). -(merged changesets r9955,10667,10672,10790 from the trunk) +[TODO] Issues with mpz_t caching. ------------------------------------------------------------------------ -r10742 | vlefevre | 2016-08-22 11:42:38 +0000 (Mon, 22 Aug 2016) | 2 lines +r10739 | vlefevre | 2016-08-19 12:07:55 +0000 (Fri, 19 Aug 2016) | 1 line Changed paths: - M /branches/3.1/tests/tmul.c + M /trunk/TODO -[tests/tmul.c] Added underflow test from the trunk (merged changesets -from r10601 to r10716 for tmul.c only). +[TODO] Update about mpz_t caching (mpz_t pool). ------------------------------------------------------------------------ -r10728 | vlefevre | 2016-08-04 20:31:01 +0000 (Thu, 04 Aug 2016) | 3 lines +r10738 | vlefevre | 2016-08-19 11:55:31 +0000 (Fri, 19 Aug 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsi_op.c + M /trunk/src/atan.c + +[src/atan.c] Added TODO's to use mpz_init2 instead mpz_init: I could +check that without "mpz_t cache" (pool), this makes the code faster. +------------------------------------------------------------------------ +r10737 | vlefevre | 2016-08-19 11:52:01 +0000 (Fri, 19 Aug 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note about memory reallocations; recommend +mpz_init2 with the estimated maximum size instead of mpz_init. +------------------------------------------------------------------------ +r10736 | vlefevre | 2016-08-19 08:54:30 +0000 (Fri, 19 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Updated the error message on incorrect MPFR version. +------------------------------------------------------------------------ +r10735 | vlefevre | 2016-08-19 08:36:16 +0000 (Fri, 19 Aug 2016) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added note on Solaris and the LD_OPTIONS environment variable. +------------------------------------------------------------------------ +r10734 | vlefevre | 2016-08-11 16:32:23 +0000 (Thu, 11 Aug 2016) | 3 lines +Changed paths: + M /trunk/tools/coverage + +[tools/coverage] Added a warning: on a machine shared with other users, +by running this script, the account can easily be compromised due to a +libtool bug. +------------------------------------------------------------------------ +r10732 | vlefevre | 2016-08-06 23:24:24 +0000 (Sat, 06 Aug 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Moved MPFR_DEPRECATED before __MPFR_DECLSPEC for +compatibility with MSVC (and documented this requirement). +Thanks to Brian Gladman for the information. +------------------------------------------------------------------------ +r10731 | vlefevre | 2016-08-04 23:31:17 +0000 (Thu, 04 Aug 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note about the C++11 compatibility issue +with a string literal immediately followed by a macro name. +------------------------------------------------------------------------ +r10727 | vlefevre | 2016-08-04 15:06:52 +0000 (Thu, 04 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-longlong.h + M /trunk/src/rec_sqrt.c + M /trunk/tests/reuse.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/taway.c + +Fixed remaining macros with missing "do" … "while (0)", detected with +mpfrlint. There were no consequences except spurious null statements. +------------------------------------------------------------------------ +r10726 | vlefevre | 2016-08-04 15:02:00 +0000 (Thu, 04 Aug 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added a comment. +------------------------------------------------------------------------ +r10725 | vlefevre | 2016-08-04 13:43:31 +0000 (Thu, 04 Aug 2016) | 5 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added a test detecting (unsafe) macros of the form: + #define FOO { ... } +The following form is preferred in most of the cases to avoid spurious +null statements: + #define FOO do { ... } while (0) +------------------------------------------------------------------------ +r10724 | vlefevre | 2016-08-04 13:17:31 +0000 (Thu, 04 Aug 2016) | 2 lines +Changed paths: + M /trunk/tests/tsi_op.c [tests/tsi_op.c] Fixed a macro. There were no consequences except spurious null statements. -(merged changeset r10724 from the trunk) ------------------------------------------------------------------------ -r10722 | vlefevre | 2016-08-04 12:18:54 +0000 (Thu, 04 Aug 2016) | 3 lines +r10723 | vlefevre | 2016-08-04 12:30:53 +0000 (Thu, 04 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + +[tests/tset_{si,sj}.c] Style improvements. Added a comment. +------------------------------------------------------------------------ +r10721 | vlefevre | 2016-08-04 12:17:34 +0000 (Thu, 04 Aug 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_si.c - M /branches/3.1/tests/tset_sj.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c [tests/tset_{si,sj}.c] Fixed macros. There were no consequences except spurious null statements. -(merged changeset r10721 from the trunk) ------------------------------------------------------------------------ -r10720 | vlefevre | 2016-08-04 01:52:45 +0000 (Thu, 04 Aug 2016) | 6 lines +r10719 | vlefevre | 2016-08-04 01:48:33 +0000 (Thu, 04 Aug 2016) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tpow_z.c - M /branches/3.1/tests/tset_si.c - M /branches/3.1/tests/tset_sj.c - M /branches/3.1/tests/tsi_op.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tsi_op.c [tests] C++ compatibility: avoid errors with "g++ -std=c++11" or later. Note that as of GCC 6, "the default mode for C++ is now -std=gnu++14 instead of -std=gnu++98" <https://gcc.gnu.org/gcc-6/changes.html>. So, this fixes the failures in the build of the MPFR tests with g++ from GCC 6 without particular options. -(merged changeset r10719 from the trunk) ------------------------------------------------------------------------ -r10387 | vlefevre | 2016-05-30 07:55:29 +0000 (Mon, 30 May 2016) | 2 lines +r10718 | vlefevre | 2016-08-03 16:23:55 +0000 (Wed, 03 Aug 2016) | 1 line +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] mpfr_can_round_raw: added another FIXME. +------------------------------------------------------------------------ +r10717 | vlefevre | 2016-08-03 16:02:40 +0000 (Wed, 03 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] mpfr_can_round_raw: added an assertion, corrected +a condition in a comment, and added comments, showing a new bug. +------------------------------------------------------------------------ +r10716 | vlefevre | 2016-08-02 15:25:58 +0000 (Tue, 02 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] Various corrections and improvements in test_underflow. +------------------------------------------------------------------------ +r10714 | vlefevre | 2016-08-02 11:04:48 +0000 (Tue, 02 Aug 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Mark mpfr_grandom as deprecated (this had already been done +in mpfr.texi r8548). +------------------------------------------------------------------------ +r10713 | vlefevre | 2016-08-02 10:29:36 +0000 (Tue, 02 Aug 2016) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Suggest MPFR_EXPERIMENTAL for experimental functions. +------------------------------------------------------------------------ +r10712 | vlefevre | 2016-08-01 12:40:38 +0000 (Mon, 01 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Correction in the info about the C implementation. +------------------------------------------------------------------------ +r10711 | vlefevre | 2016-08-01 12:26:15 +0000 (Mon, 01 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Corrections in the info about the C implementation. +------------------------------------------------------------------------ +r10710 | vlefevre | 2016-08-01 09:56:19 +0000 (Mon, 01 Aug 2016) | 3 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Corrected a bound in the proof of mpfr_sqrt1 (one-limb +precisions), related to the right shift of a negative value. Added +a warning and a TODO about such an operation. +------------------------------------------------------------------------ +r10709 | vlefevre | 2016-08-01 09:06:06 +0000 (Mon, 01 Aug 2016) | 6 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Enable mpfr_sqrt1 code for one-limb precisions (which +depends on implementation-defined features of the C standard) only +when __GNUC__ is defined, as it is known to be correct with GCC and +compatible compilers, but nothing is known yet for other compilers. +Removed the corresponding FIXME and added a note. In the future, a +configure test could be used as an alternative solution. +------------------------------------------------------------------------ +r10708 | vlefevre | 2016-08-01 08:37:09 +0000 (Mon, 01 Aug 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output more information about the C implementation. +------------------------------------------------------------------------ +r10707 | vlefevre | 2016-07-31 17:39:38 +0000 (Sun, 31 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Fixed some portability issues. +------------------------------------------------------------------------ +r10706 | vlefevre | 2016-07-31 17:32:32 +0000 (Sun, 31 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Fix if mp_limb_t > unsigned long (this fixed failures +with mingw-w64). +------------------------------------------------------------------------ +r10705 | vlefevre | 2016-07-31 17:30:28 +0000 (Sun, 31 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/cos.c + M /trunk/src/lngamma.c + +[src/lngamma.c] Fix in case mp_limb_t is more than twice as large + as unsigned long (that would make it at least 128 bits). +[src/cos.c] Made code similar to the rest of the code. +------------------------------------------------------------------------ +r10704 | vlefevre | 2016-07-31 17:19:43 +0000 (Sun, 31 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div_ui.c + +[src/div_ui.c] Improved a comment (to make it closer to what correct +C code should be), avoiding a false positive with mpfrlint. +------------------------------------------------------------------------ +r10703 | vlefevre | 2016-07-31 17:15:31 +0000 (Sun, 31 Jul 2016) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Detect possibly wrong code with some C/GMP +implementations, related to shifts and integer types. +------------------------------------------------------------------------ +r10702 | vlefevre | 2016-07-31 16:17:46 +0000 (Sun, 31 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Completed the FIXME (another portability issue). +------------------------------------------------------------------------ +r10701 | vlefevre | 2016-07-31 00:39:14 +0000 (Sun, 31 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added a FIXME. The current code for prec < GMP_NUMB_BITS +is not portable. +------------------------------------------------------------------------ +r10700 | vlefevre | 2016-07-31 00:27:31 +0000 (Sun, 31 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Fixed code for implementations with 16-bit int's. +------------------------------------------------------------------------ +r10699 | vlefevre | 2016-07-31 00:23:11 +0000 (Sun, 31 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tsqrt.c + +[tests/tsqrt.c] Fixed output bug in a test. +------------------------------------------------------------------------ +r10698 | zimmerma | 2016-07-29 13:46:09 +0000 (Fri, 29 Jul 2016) | 10 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/mul.c + +[src/mul.c] speedup for 2 limbs: numactl --physcpubind=0 ./mfv5 -p113 mpfr_mul + +3.1.5-dev: + mpfr_mul: 45 / 61.60 / 84 + +4.0-dev: + mpfr_mul: 30 / 32.15 / 36 + +[NEWS] mention that speedup + +------------------------------------------------------------------------ +r10697 | zimmerma | 2016-07-29 13:42:10 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] fixed bug in mpfr_sub1sp2 + +------------------------------------------------------------------------ +r10696 | zimmerma | 2016-07-29 12:44:56 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] removed useless code + +------------------------------------------------------------------------ +r10695 | zimmerma | 2016-07-29 12:33:12 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] code simplification + +------------------------------------------------------------------------ +r10694 | zimmerma | 2016-07-29 12:21:15 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] another code simplification + +------------------------------------------------------------------------ +r10693 | zimmerma | 2016-07-29 12:16:38 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] code simplification + +------------------------------------------------------------------------ +r10692 | zimmerma | 2016-07-29 12:06:05 +0000 (Fri, 29 Jul 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] mention speedup in mpfr_add and mpfr_sub for 2 limbs + +------------------------------------------------------------------------ +r10691 | zimmerma | 2016-07-29 12:03:28 +0000 (Fri, 29 Jul 2016) | 10 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] faster code for 2 limbs. Results with mbench +(numactl --physcpubind=0 ./mfv5 -p113 mpfr_sub): + +3.1.5-dev: + mpfr_sub: 36 / 65.33 / 81 + +4.0-dev: + mpfr_sub: 24 / 33.00 / 36 + + +------------------------------------------------------------------------ +r10690 | zimmerma | 2016-07-28 15:09:21 +0000 (Thu, 28 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] fixed wrong test + +------------------------------------------------------------------------ +r10689 | vlefevre | 2016-07-28 13:50:35 +0000 (Thu, 28 Jul 2016) | 3 lines +Changed paths: + M /trunk/tests/reuse.c + +[tests/reuse.c] Perform each reuse test on 1 to 5 limbs, with a random +number of trailing bits. This allows one to test code specific to 1 or +2 limbs. +------------------------------------------------------------------------ +r10688 | zimmerma | 2016-07-28 11:39:10 +0000 (Thu, 28 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] fixed issues found with --enable-assert=full + +------------------------------------------------------------------------ +r10687 | zimmerma | 2016-07-27 19:53:02 +0000 (Wed, 27 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] new code to deal with p in [GMP_NUMB_BITS+1,2*GMP_NUMB_BITS-1] + +------------------------------------------------------------------------ +r10686 | vlefevre | 2016-07-27 15:05:21 +0000 (Wed, 27 Jul 2016) | 9 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Various minor improvements: + * Added a MPFR_ASSERTN since mpfr_can_round is a function in the API. + * Changed error variables to be more consistent with the context. + * Removed unnecessary code (casts...) about the error: it came from + round.c r1574, where types were different at that time. + * Made err2 (the old err) local to a small block to make sure that it + will not be used by mistake instead of err in future changes. + * Made equivalent expressions appear under the same form: + (rnd1 == rnd2 || rnd2 == MPFR_RNDN) && err - 2 >= prec +------------------------------------------------------------------------ +r10685 | vlefevre | 2016-07-27 14:28:44 +0000 (Wed, 27 Jul 2016) | 1 line +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Changed precision variables to be like SSA. +------------------------------------------------------------------------ +r10684 | vlefevre | 2016-07-27 14:17:36 +0000 (Wed, 27 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Simplified code, making it more similar to code +that has just been fixed. +------------------------------------------------------------------------ +r10683 | vlefevre | 2016-07-27 14:08:48 +0000 (Wed, 27 Jul 2016) | 1 line +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Removed useless parentheses. +------------------------------------------------------------------------ +r10682 | vlefevre | 2016-07-27 14:05:16 +0000 (Wed, 27 Jul 2016) | 1 line +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Added an assertion for "default:". +------------------------------------------------------------------------ +r10681 | vlefevre | 2016-07-27 13:28:39 +0000 (Wed, 27 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] In test_simple, output p (which is variable), +not prec (which is always 4). +------------------------------------------------------------------------ +r10680 | zimmerma | 2016-07-27 13:21:14 +0000 (Wed, 27 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/round_prec.c + M /trunk/tests/tcan_round.c + +[src/round_prec.c] fixed bug in mpfr_can_round for 2^e when rnd1=rnd2 + and err > prec + 1 (was returning 0 instead of 1) + +------------------------------------------------------------------------ +r10679 | vlefevre | 2016-07-27 09:30:13 +0000 (Wed, 27 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Added a simple test that fails as a consequence of +r9883 (this could be observed on tzeta before r10678 in tgeneric.c). +------------------------------------------------------------------------ +r10678 | vlefevre | 2016-07-27 02:36:08 +0000 (Wed, 27 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Improvement: When the result is exact, it can always +be rounded (while mpfr_can_round can fail). +------------------------------------------------------------------------ +r10677 | vlefevre | 2016-07-27 01:47:43 +0000 (Wed, 27 Jul 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Updated item about tzeta. +------------------------------------------------------------------------ +r10676 | zimmerma | 2016-07-26 18:03:08 +0000 (Tue, 26 Jul 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] update (feedback from Bill Hart) + +------------------------------------------------------------------------ +r10675 | vlefevre | 2016-07-26 17:12:59 +0000 (Tue, 26 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Replaced mp_ptr by mpfr_limb_ptr (as usual). +------------------------------------------------------------------------ +r10674 | zimmerma | 2016-07-26 16:24:09 +0000 (Tue, 26 Jul 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + +[mbench/mfv5-mpfr.cc] patch to allow using it with older versions of MPFR (say branch 3.1) + +------------------------------------------------------------------------ +r10673 | zimmerma | 2016-07-26 15:04:35 +0000 (Tue, 26 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] fixed mpn_sqrtrem2 for 32-bit limb + +------------------------------------------------------------------------ +r10672 | vlefevre | 2016-07-26 14:26:58 +0000 (Tue, 26 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tzeta.c + +[tests/tzeta.c] Added a FIXME so that r10667 can be reverted. +------------------------------------------------------------------------ +r10671 | vlefevre | 2016-07-26 14:24:04 +0000 (Tue, 26 Jul 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Updated item about tzeta. +------------------------------------------------------------------------ +r10670 | vlefevre | 2016-07-26 14:06:10 +0000 (Tue, 26 Jul 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added item about the fix of mpfr_can_round in r9883 and tzeta. +------------------------------------------------------------------------ +r10669 | vlefevre | 2016-07-26 12:26:57 +0000 (Tue, 26 Jul 2016) | 7 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/sqrt.c + +New MPFR_GENERIC_ABI macro to test the generic code, not tied to a +particular ABI (e.g. GMP_NUMB_BITS value), so that such code has a +chance to be tested on current machines. + * doc/README.dev: added brief documentation. + * src/sqrt.c: enable mpfr_sqrt1 (optimization for one-limb precisions, + currently when GMP_NUMB_BITS is 32 or 64) only when MPFR_GENERIC_ABI + is not defined. +------------------------------------------------------------------------ +r10668 | vlefevre | 2016-07-26 12:16:38 +0000 (Tue, 26 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] + * Changed mp_ptr to mpfr_limb_ptr. + * Untabified and removed trailing spaces. +------------------------------------------------------------------------ +r10667 | zimmerma | 2016-07-26 11:34:38 +0000 (Tue, 26 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tzeta.c + +[tests/tzeta.c] reduced test time + +------------------------------------------------------------------------ +r10666 | zimmerma | 2016-07-26 11:30:00 +0000 (Tue, 26 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] adapted mpn_sqrtrem1 for GMP_NUMB_BITS=32 + +------------------------------------------------------------------------ +r10665 | vlefevre | 2016-07-25 14:36:06 +0000 (Mon, 25 Jul 2016) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] Corrected hint for mingw (use --build instead of --host). +------------------------------------------------------------------------ +r10664 | zimmerma | 2016-07-25 13:22:25 +0000 (Mon, 25 Jul 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] added hint for mingw + +------------------------------------------------------------------------ +r10662 | zimmerma | 2016-07-25 11:51:11 +0000 (Mon, 25 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] fixed temporary patch for 32-bit computers + +------------------------------------------------------------------------ +r10661 | vlefevre | 2016-07-25 10:01:24 +0000 (Mon, 25 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Typo in comment. +------------------------------------------------------------------------ +r10660 | vlefevre | 2016-07-25 09:58:38 +0000 (Mon, 25 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Updated FIXME's. This is still incorrect with 32-bit limbs. +------------------------------------------------------------------------ +r10659 | zimmerma | 2016-07-25 08:18:29 +0000 (Mon, 25 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] temporary fix for 32-bit limbs + +------------------------------------------------------------------------ +r10657 | vlefevre | 2016-07-22 15:17:56 +0000 (Fri, 22 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +[tests/tadd.c] Improved coding style and messages (do not mix up +"inexact flag" and "ternary value"!). +------------------------------------------------------------------------ +r10642 | vlefevre | 2016-07-22 10:34:40 +0000 (Fri, 22 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added another FIXME comment for 32-bit machines. +------------------------------------------------------------------------ +r10641 | vlefevre | 2016-07-22 10:32:47 +0000 (Fri, 22 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added other FIXME comments for 32-bit machines. +------------------------------------------------------------------------ +r10640 | vlefevre | 2016-07-20 15:26:40 +0000 (Wed, 20 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Added FIXME comments for 32-bit machines. +------------------------------------------------------------------------ +r10639 | vlefevre | 2016-07-20 15:11:11 +0000 (Wed, 20 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] C90 compatibility. +------------------------------------------------------------------------ +r10638 | vlefevre | 2016-07-20 14:47:22 +0000 (Wed, 20 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Fixed minor (mainly style) issues found by mpfrlint. +------------------------------------------------------------------------ +r10637 | vlefevre | 2016-07-20 14:35:16 +0000 (Wed, 20 Jul 2016) | 5 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] + * Added --msg option to err-if-output function to optionally output + a message explaining what to do in case of error. + * Added this option to 3 err-if-output calls (errors with src/sqrt.c + r10636). +------------------------------------------------------------------------ +r10636 | zimmerma | 2016-07-20 13:57:32 +0000 (Wed, 20 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] new speedup for 1/2 and 1 limb + +------------------------------------------------------------------------ +r10632 | zimmerma | 2016-07-19 16:09:37 +0000 (Tue, 19 Jul 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] mention speedup in mpfr_sqrt + +------------------------------------------------------------------------ +r10631 | zimmerma | 2016-07-19 16:08:38 +0000 (Tue, 19 Jul 2016) | 4 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] faster code for small precision (on tomate.loria.fr, 45 cycles +for prec=24 instead of 161 before, and 108 cycles for prec=53 instead of +165 with 3.1.4) + +------------------------------------------------------------------------ +r10628 | zimmerma | 2016-07-18 08:10:24 +0000 (Mon, 18 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] removed duplicate prototype (cf revision 10625) + +------------------------------------------------------------------------ +r10627 | zimmerma | 2016-07-18 08:04:21 +0000 (Mon, 18 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] yet another speedup + +------------------------------------------------------------------------ +r10626 | zimmerma | 2016-07-18 07:19:29 +0000 (Mon, 18 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] small improvement + +------------------------------------------------------------------------ +r10625 | vlefevre | 2016-07-18 00:46:29 +0000 (Mon, 18 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Declare __gmpn_invert_limb if used (in order to avoid +an error with g++ for the tests). +------------------------------------------------------------------------ +r10624 | zimmerma | 2016-07-17 19:46:38 +0000 (Sun, 17 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] removed wrong assertions (and added comments to explain why) + +------------------------------------------------------------------------ +r10623 | vlefevre | 2016-07-15 12:57:18 +0000 (Fri, 15 Jul 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added a FIXME (assertion failure). +------------------------------------------------------------------------ +r10622 | vlefevre | 2016-07-15 12:43:03 +0000 (Fri, 15 Jul 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Untabified. +------------------------------------------------------------------------ +r10621 | vlefevre | 2016-07-15 12:40:22 +0000 (Fri, 15 Jul 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Update concerning GMP internals. +------------------------------------------------------------------------ +r10620 | zimmerma | 2016-07-15 10:07:06 +0000 (Fri, 15 Jul 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/sub1sp.c + +[src/sub1sp.c] implement use of __gmpn_rsblsh_n (disabled for now) + +------------------------------------------------------------------------ +r10619 | zimmerma | 2016-07-15 09:12:54 +0000 (Fri, 15 Jul 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/configure.ac + M /trunk/src/div.c + +[src/div.c] only use __gmpn_invert_limb with --enable-gmp-internals + +------------------------------------------------------------------------ +r10618 | vlefevre | 2016-07-14 20:54:00 +0000 (Thu, 14 Jul 2016) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/tests/tcmp_ld.c + +[src/mpfr-impl.h] Require <float.h> to be included in order to be + able to use the "long double macros and typedef" part. Moved the + IEEE_FLOAT128_MANT_DIG macro definition out of this part. +[tests/tcmp_ld.c] Added missing #include <float.h>. +------------------------------------------------------------------------ +r10617 | vlefevre | 2016-07-14 16:04:42 +0000 (Thu, 14 Jul 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added a FIXME as __gmpn_invert_limb is a GMP internal. +------------------------------------------------------------------------ +r10616 | zimmerma | 2016-07-14 14:56:00 +0000 (Thu, 14 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] speedup for precision < GMP_NUMB_BITS/2 (by almost a factor 2) + +------------------------------------------------------------------------ +r10615 | zimmerma | 2016-07-14 14:31:21 +0000 (Thu, 14 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] added comment + +------------------------------------------------------------------------ +r10614 | zimmerma | 2016-07-14 14:14:48 +0000 (Thu, 14 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mpfr-longlong.h + +[src/div.c] new faster code for 1 limb + +------------------------------------------------------------------------ +r10613 | zimmerma | 2016-07-14 07:44:07 +0000 (Thu, 14 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/cmp_ld.c + M /trunk/src/get_ld.c + M /trunk/src/set_ld.c + +[src/cmp_ld.c] include float.h so that MPFR_LDBL_MANT_DIG is correcly defined +[src/get_ld.c,src/set_ld.c] added comment + +------------------------------------------------------------------------ +r10612 | zimmerma | 2016-07-13 15:03:21 +0000 (Wed, 13 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] removed obsolete comment since we no longer use __udiv_qrnnd_ld + +------------------------------------------------------------------------ +r10611 | zimmerma | 2016-07-13 14:22:34 +0000 (Wed, 13 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mpfr-longlong.h + +[src/div.c] changed __udiv_qrnnd_ld into __udiv_qrnnd_preinv (no dependency + any more on long double) + +------------------------------------------------------------------------ +r10610 | vlefevre | 2016-07-09 07:38:22 +0000 (Sat, 09 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] Do not use __udiv_qrnnd_ld for MPFR_LDBL_MANT_DIG > 64. +Added a comment about __udiv_qrnnd_ld. +------------------------------------------------------------------------ +r10609 | vlefevre | 2016-07-09 07:27:06 +0000 (Sat, 09 Jul 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-longlong.h + +[src/mpfr-longlong.h] Typo. +------------------------------------------------------------------------ +r10608 | vlefevre | 2016-07-09 07:24:15 +0000 (Sat, 09 Jul 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-longlong.h + +[src/mpfr-longlong.h] C89 compatibility. +------------------------------------------------------------------------ +r10607 | zimmerma | 2016-07-08 15:34:15 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] speedup using __udiv_qrnnd_ld + +------------------------------------------------------------------------ +r10606 | zimmerma | 2016-07-08 15:26:19 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-longlong.h + +[src/mpfr-longlong.h] contributed __udiv_qrnnd_ld variant + +------------------------------------------------------------------------ +r10605 | zimmerma | 2016-07-08 13:50:01 +0000 (Fri, 08 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/mul.c + +[src/div.c] new special code for 1 limb +[src/mul.c] fixed corner case near underflow + +------------------------------------------------------------------------ +r10604 | zimmerma | 2016-07-08 13:10:12 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] fixed detection of rounding away + +------------------------------------------------------------------------ +r10603 | zimmerma | 2016-07-08 12:50:31 +0000 (Fri, 08 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/mul.c + M /trunk/tests/tmul.c + +[src/mul.c] fixed underflow *after* rounding +[tests/tmul.c] fixed a test + +------------------------------------------------------------------------ +r10602 | zimmerma | 2016-07-08 12:45:05 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] added underflow test for directed rounding too + +------------------------------------------------------------------------ +r10601 | zimmerma | 2016-07-08 12:24:28 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +[tests/tmul.c] added test for underflow after rounding (reveals bug in mul.c) + +------------------------------------------------------------------------ +r10600 | vlefevre | 2016-07-08 11:57:26 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Clarified comment (it's better not to mention underflow +before rounding because it is not considered at all in MPFR). +------------------------------------------------------------------------ +r10599 | zimmerma | 2016-07-08 11:36:15 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] added comment about underflow before/after rounding + +------------------------------------------------------------------------ +r10598 | zimmerma | 2016-07-08 08:27:48 +0000 (Fri, 08 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] changed MPFR_PREC into MPFR_GET_PREC + +------------------------------------------------------------------------ +r10597 | zimmerma | 2016-07-07 12:35:28 +0000 (Thu, 07 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] removed a call to MPFR_LIKELY which is unlikely... + +------------------------------------------------------------------------ +r10596 | vlefevre | 2016-07-07 11:36:33 +0000 (Thu, 07 Jul 2016) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] i.e. → e.g. +------------------------------------------------------------------------ +r10595 | vlefevre | 2016-07-07 11:26:32 +0000 (Thu, 07 Jul 2016) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Replaced mp_ptr by mpfr_limb_ptr (as usual). +------------------------------------------------------------------------ +r10594 | vlefevre | 2016-07-07 11:22:04 +0000 (Thu, 07 Jul 2016) | 4 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] Added tests with EXP(b) < EXP(c), as there are + no such restrictions on the exponents for mpfr_add1sp. +[src/add1sp.c] Fixed mpfr_add1sp when b and c have different signs + and EXP(b) < EXP(c). +------------------------------------------------------------------------ +r10593 | zimmerma | 2016-07-07 11:08:04 +0000 (Thu, 07 Jul 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] speedup in mpfr_mul for one limb (minus 1 bit) + +------------------------------------------------------------------------ +r10592 | zimmerma | 2016-07-07 11:01:33 +0000 (Thu, 07 Jul 2016) | 9 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] speed-up of mpfr_mul for 1 limb (1 limb - 1 bit for the result). + Results of mbench for 53 bits on Intel i5-4590: + +before: + mpfr_mul: 33 / 37.12 / 42 +after: + mpfr_mul: 18 / 20.63 / 24 + + +------------------------------------------------------------------------ +r10591 | vlefevre | 2016-07-07 10:23:34 +0000 (Thu, 07 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Corrected a comment as in practice, b and c do not +necessarily have the same sign (when called by mpfr_sub). +------------------------------------------------------------------------ +r10590 | zimmerma | 2016-07-07 08:15:00 +0000 (Thu, 07 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] added assertions + +------------------------------------------------------------------------ +r10589 | vlefevre | 2016-07-06 23:32:19 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tadd.c + +[tests/tadd.c] C++ compatibility. +------------------------------------------------------------------------ +r10588 | vlefevre | 2016-07-06 23:29:08 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] Do not use != 0 on predicate function. +------------------------------------------------------------------------ +r10587 | zimmerma | 2016-07-06 20:03:26 +0000 (Wed, 06 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] removed special code for n = 1, now that we have a special + function mpfr_sub1sp1 + +------------------------------------------------------------------------ +r10586 | zimmerma | 2016-07-06 14:30:09 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +[tests/tadd.c] revert mpfr_add to test_add + +------------------------------------------------------------------------ +r10585 | zimmerma | 2016-07-06 14:16:37 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] fixed two bugs in mpfr_add1sp1 + +------------------------------------------------------------------------ +r10584 | zimmerma | 2016-07-06 14:15:43 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] added one hard-coded test + +------------------------------------------------------------------------ +r10583 | zimmerma | 2016-07-06 14:07:34 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +[tests/tadd.c] last commit was wrong + +------------------------------------------------------------------------ +r10582 | zimmerma | 2016-07-06 13:54:52 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +improved check_overflow() + +------------------------------------------------------------------------ +r10581 | vlefevre | 2016-07-06 13:38:53 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] Fixed uninitialized emin for nbits == 1 +(thanks GCC's -Werror=maybe-uninitialized). +------------------------------------------------------------------------ +r10580 | zimmerma | 2016-07-06 13:02:48 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] should now be ok for nbits = 1 + +------------------------------------------------------------------------ +r10579 | vlefevre | 2016-07-06 12:30:34 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Change most mpfr_urandomb to mpfr_urandom in the tests? +------------------------------------------------------------------------ +r10578 | vlefevre | 2016-07-06 12:16:04 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Improved an error message. +------------------------------------------------------------------------ +r10577 | vlefevre | 2016-07-06 12:13:03 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Corrected English usage in error message. +------------------------------------------------------------------------ +r10576 | vlefevre | 2016-07-06 12:03:37 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/turandom.c + +[tests/turandom.c] Small precision check: replaced 2 by MPFR_PREC_MIN. +------------------------------------------------------------------------ +r10575 | zimmerma | 2016-07-06 11:47:20 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/urandom.c + +[src/urandom.c] fixed urandom for a precision of 1 bit + +------------------------------------------------------------------------ +r10574 | vlefevre | 2016-07-06 11:14:42 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] About random tests: avoid mpfr_urandomb!!! +------------------------------------------------------------------------ +r10573 | vlefevre | 2016-07-06 11:09:59 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] Use mpfr_urandom instead of mpfr_urandomb. +This triggers an assertion failure in urandomb.c. +------------------------------------------------------------------------ +r10572 | vlefevre | 2016-07-06 11:03:20 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] Reordered variables. Removed a redundant test. +------------------------------------------------------------------------ +r10571 | vlefevre | 2016-07-06 10:30:13 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] In check_random, check the flags too. +------------------------------------------------------------------------ +r10570 | vlefevre | 2016-07-06 10:26:40 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tadd1sp.c + +[tests/tadd1sp.c] Test negative numbers too. +------------------------------------------------------------------------ +r10569 | vlefevre | 2016-07-06 10:15:17 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r10568 | zimmerma | 2016-07-06 09:02:12 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +added comment + +------------------------------------------------------------------------ +r10567 | zimmerma | 2016-07-06 08:58:06 +0000 (Wed, 06 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] removed special cases for n=1 in mpfr_add1sp, now that we have + a special routine mpfr_add1sp1 + +------------------------------------------------------------------------ +r10566 | zimmerma | 2016-07-06 07:31:04 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +[mbench/mfv5.cc] added RNDA and fixed typo + +------------------------------------------------------------------------ +r10565 | vlefevre | 2016-07-06 01:52:11 +0000 (Wed, 06 Jul 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + M /trunk/tools/mbench/mfv5.cc + M /trunk/tools/mbench/mfv5.h + +The rounding mode can now be passed in argument with the -r option +(patch by Patrick Pélissier). +------------------------------------------------------------------------ +r10564 | vlefevre | 2016-07-06 01:43:45 +0000 (Wed, 06 Jul 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +Removed MPFR_HOT_FUNCTION_ATTR for mpfr_add1sp1 and mpfr_sub1sp1. +------------------------------------------------------------------------ +r10563 | vlefevre | 2016-07-05 19:15:18 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +[tests/tadd.c] Added FIXME comment: there are many tests, but the +ternary value and the flags are not tested! +------------------------------------------------------------------------ +r10562 | vlefevre | 2016-07-05 19:06:28 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/mpfr-impl.h + M /trunk/src/sub1sp.c + +Functions mpfr_add1sp1 and mpfr_sub1sp1 are called only from the files +where they are defined, thus can be static. +------------------------------------------------------------------------ +r10561 | vlefevre | 2016-07-05 19:02:43 +0000 (Tue, 05 Jul 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Removed unused variable. +------------------------------------------------------------------------ +r10560 | zimmerma | 2016-07-05 15:09:25 +0000 (Tue, 05 Jul 2016) | 9 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] new special code for 1 limb. In 3.1.4 we add with mfv5: + + mpfr_add: 30 / 49.30 / 90 + +now we have: + + mpfr_add: 24 / 28.18 / 30 + + +------------------------------------------------------------------------ +r10559 | zimmerma | 2016-07-05 15:07:58 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] added comment + +------------------------------------------------------------------------ +r10558 | vlefevre | 2016-07-05 14:08:11 +0000 (Tue, 05 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Another improvement (suggested by Paul). +------------------------------------------------------------------------ +r10557 | vlefevre | 2016-07-05 13:34:01 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Improved readability. With Debian's gcc-snapshot, this +is equivalent, and with tcc, the generated code is shorter. +------------------------------------------------------------------------ +r10556 | vlefevre | 2016-07-05 13:19:11 +0000 (Tue, 05 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] No longer depend on the representation of 0. +------------------------------------------------------------------------ +r10555 | vlefevre | 2016-07-05 13:15:10 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Various improvements in the coding style: readability, +consistency, GNU coding style. +------------------------------------------------------------------------ +r10554 | zimmerma | 2016-07-05 12:38:42 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[README.dev] added documentation about mpfr-gfx + +------------------------------------------------------------------------ +r10553 | zimmerma | 2016-07-05 12:35:00 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mpfr-gfx.c + +[mbench/mpfr-gfx.c] change of syntax of gnuplot + +------------------------------------------------------------------------ +r10552 | zimmerma | 2016-07-05 12:07:48 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + M /trunk/tests/tsub1sp.c + +[src/sub1sp.c] removed dead code, and improved coverage to 100% + +------------------------------------------------------------------------ +r10551 | vlefevre | 2016-07-05 09:45:01 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Removed incorrect MPFR_SET_EXP (the value was incorrect +and the real MPFR_SET_EXP is done later, after underflow checking). +------------------------------------------------------------------------ +r10550 | vlefevre | 2016-07-05 09:35:33 +0000 (Tue, 05 Jul 2016) | 1 line +Changed paths: + M /trunk/tests/tsub1sp.c + +[tests/tsub1sp.c] Added missing printf arguments. +------------------------------------------------------------------------ +r10548 | zimmerma | 2016-07-05 06:58:19 +0000 (Tue, 05 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] fixed some FIXMEs + +------------------------------------------------------------------------ +r10547 | vlefevre | 2016-07-04 23:05:29 +0000 (Mon, 04 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added a FIXME. +------------------------------------------------------------------------ +r10546 | vlefevre | 2016-07-04 22:58:52 +0000 (Mon, 04 Jul 2016) | 3 lines +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Avoid a -Wmaybe-uninitialized warning from GCC +by declaring a variable as initialized (the code is correct, +GCC isn't just smart enough). +------------------------------------------------------------------------ +r10545 | vlefevre | 2016-07-04 22:28:43 +0000 (Mon, 04 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r10544 | vlefevre | 2016-07-04 22:27:44 +0000 (Mon, 04 Jul 2016) | 3 lines +Changed paths: + M /trunk/Makefile.am + A /trunk/tools/ck-clz_tab + M /trunk/tools/mpfrlint + +Added tools/ck-clz_tab sh script to check the __clz_tab sizes +(to detect issues like the one fixed in r10542). Run this script +in dist-hook (Makefile.am) and in mpfrlint. +------------------------------------------------------------------------ +r10543 | zimmerma | 2016-07-04 16:00:22 +0000 (Mon, 04 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +resolved a FIXME + +------------------------------------------------------------------------ +r10542 | zimmerma | 2016-07-04 14:50:53 +0000 (Mon, 04 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/mp_clz_tab.c + +fixed bug reported by <sisyphus1@optusnet.com.au> + +------------------------------------------------------------------------ +r10541 | vlefevre | 2016-07-04 13:39:10 +0000 (Mon, 04 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/exceptions.c + +[src/exceptions.c] Added a comment for mpfr_underflow: historical reason +for the choice of the behavior with MPFR_RNDN. +------------------------------------------------------------------------ +r10540 | zimmerma | 2016-07-04 11:09:26 +0000 (Mon, 04 Jul 2016) | 2 lines +Changed paths: + M /trunk/src/sub1sp.c + +code simplification (suggested by Vincent) + +------------------------------------------------------------------------ +r10539 | zimmerma | 2016-07-04 10:36:16 +0000 (Mon, 04 Jul 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/mpfr-impl.h + M /trunk/src/sub1sp.c + M /trunk/tests/texceptions.c + M /trunk/tests/tsub1sp.c + +speedup of mpfr_sub for same precision < GMP_NUMB_BITS + +------------------------------------------------------------------------ +r10538 | vlefevre | 2016-07-01 00:56:37 +0000 (Fri, 01 Jul 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Corrected indentation. +------------------------------------------------------------------------ +r10537 | vlefevre | 2016-07-01 00:51:59 +0000 (Fri, 01 Jul 2016) | 1 line +Changed paths: + M /trunk/src/sub1sp.c + +[src/sub1sp.c] Added comments. +------------------------------------------------------------------------ +r10536 | vlefevre | 2016-07-01 00:47:19 +0000 (Fri, 01 Jul 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Added comments. +------------------------------------------------------------------------ +r10535 | zimmerma | 2016-06-30 07:57:08 +0000 (Thu, 30 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +optimize mpfr_add (and mpfr_sub, not yet finished) for 1 limb + +------------------------------------------------------------------------ +r10534 | vlefevre | 2016-06-29 12:17:49 +0000 (Wed, 29 Jun 2016) | 1 line +Changed paths: + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/mpfr-impl.h + M /trunk/src/sub.c + +Renamed macro MPFR_EXP_LESS_P to MPFR_UBF_EXP_LESS_P. +------------------------------------------------------------------------ +r10533 | vlefevre | 2016-06-29 12:16:16 +0000 (Wed, 29 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +[src/add1sp.c] Fixed bug introduced in r10530 when MPFR_WANT_ASSERT >= 2 +(--enable-assert=full). +------------------------------------------------------------------------ +r10532 | vlefevre | 2016-06-29 12:11:44 +0000 (Wed, 29 Jun 2016) | 1 line +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Re-added the MPFR_ASSERTD. The culprit seems to be r10530. +------------------------------------------------------------------------ +r10531 | vlefevre | 2016-06-29 12:09:05 +0000 (Wed, 29 Jun 2016) | 1 line +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Reverted r10529, which now fails. That's strange. +------------------------------------------------------------------------ +r10530 | zimmerma | 2016-06-29 12:00:06 +0000 (Wed, 29 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add.c + M /trunk/src/add1sp.c + +mpfr_add1sp does not assume any more EXP(b) >= EXP(c) + +------------------------------------------------------------------------ +r10529 | vlefevre | 2016-06-29 11:49:30 +0000 (Wed, 29 Jun 2016) | 1 line +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Added a MPFR_ASSERTD. +------------------------------------------------------------------------ +r10528 | zimmerma | 2016-06-29 09:56:17 +0000 (Wed, 29 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +still faster code for 1 limb + +------------------------------------------------------------------------ +r10527 | zimmerma | 2016-06-29 09:14:57 +0000 (Wed, 29 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/add1sp.c + +merged r10522 from faithful branch + other special-code for 1 limb: +the worst case for mpfr_add in 53 limbs decreases from 70 to 60 cycles + +------------------------------------------------------------------------ +r10525 | zimmerma | 2016-06-29 08:08:35 +0000 (Wed, 29 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add1.c + +added comment that EXP(b) >= EXP(c) + +------------------------------------------------------------------------ +r10523 | vlefevre | 2016-06-27 17:08:25 +0000 (Mon, 27 Jun 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Changed "hole" to "gap". +------------------------------------------------------------------------ +r10519 | vlefevre | 2016-06-25 00:47:35 +0000 (Sat, 25 Jun 2016) | 1 line +Changed paths: + M /trunk/autogen.sh + +[autogen.sh] Treat autoreconf warnings as errors. +------------------------------------------------------------------------ +r10518 | vlefevre | 2016-06-24 23:55:21 +0000 (Fri, 24 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Some improvements. In particular, avoid two successive +calls to mpfr_cmpabs on the same arguments (the compiler doesn't know +that it could optimize, as the function is not pure). +------------------------------------------------------------------------ +r10509 | vlefevre | 2016-06-24 14:21:13 +0000 (Fri, 24 Jun 2016) | 1 line +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +Cosmetic change (whitespace). +------------------------------------------------------------------------ +r10506 | vlefevre | 2016-06-24 14:06:17 +0000 (Fri, 24 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/sub1sp.c + +[src/add1sp.c] For MPFR_WANT_ASSERT >= 2 (--enable-assert=full), test + the flags too and replaced "mpfr_cmp" by "! mpfr_equal_p". +[src/sub1sp.c] Make it similar to add1sp.c for MPFR_WANT_ASSERT >= 2. +------------------------------------------------------------------------ +r10504 | vlefevre | 2016-06-24 13:44:21 +0000 (Fri, 24 Jun 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r10503 | vlefevre | 2016-06-24 12:17:25 +0000 (Fri, 24 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Made the code a bit more natural: change of pos to neg +(an indirect consequence of the support of reused arguments). Some +other minor related changes. +------------------------------------------------------------------------ +r10501 | vlefevre | 2016-06-24 10:17:40 +0000 (Fri, 24 Jun 2016) | 5 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/sum.c + +The support of reused arguments in mpfr_sum is now complete, without +any visible regressions in the timings (which are unfortunately too +inaccurate to see anything). + * doc/mpfr.texi: removed sentences about the previous limitation. + * src/sum.c: removed the corresponding FIXME/TODO comment. +------------------------------------------------------------------------ +r10500 | vlefevre | 2016-06-24 10:11:10 +0000 (Fri, 24 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Test the support of reused arguments. +------------------------------------------------------------------------ +r10493 | vlefevre | 2016-06-23 11:17:51 +0000 (Thu, 23 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added a comment for MPFR_RNDRAW_GEN about the use +of the exponent field of the destination. +------------------------------------------------------------------------ +r10477 | vlefevre | 2016-06-17 15:38:51 +0000 (Fri, 17 Jun 2016) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Coding style: added spaces. +------------------------------------------------------------------------ +r10476 | vlefevre | 2016-06-17 15:17:34 +0000 (Fri, 17 Jun 2016) | 3 lines +Changed paths: + M /trunk/TODO + +[TODO] Suggest the use the keyword "static" in array indices of +parameter declarations with C99 compilers (6.7.5.3p7) when the +pointer is expected not to be null. +------------------------------------------------------------------------ +r10468 | vlefevre | 2016-06-15 09:46:29 +0000 (Wed, 15 Jun 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update (GCC trunk → GCC 5). +------------------------------------------------------------------------ +r10467 | vlefevre | 2016-06-13 09:06:29 +0000 (Mon, 13 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Copy the significand to the destination after resolving +the TMD in order to support reused arguments. +------------------------------------------------------------------------ +r10466 | vlefevre | 2016-06-13 06:40:25 +0000 (Mon, 13 Jun 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Improved a comment. +------------------------------------------------------------------------ +r10465 | vlefevre | 2016-06-10 13:58:34 +0000 (Fri, 10 Jun 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Corrected a MPFR_LOG_MSG modified in the latest change. +------------------------------------------------------------------------ +r10464 | vlefevre | 2016-06-10 13:47:29 +0000 (Fri, 10 Jun 2016) | 5 lines +Changed paths: + M /trunk/doc/sum.txt + M /trunk/src/sum.c + +[src/sum.c] For the future support of reused arguments: TMD resolution +is now done in a specific TMD accumulator, allocated at the same time +as the main accumulator. This TMD accumulator currently just takes at +most 2 limbs in practice, so that's not a problem. +[doc/sum.txt] Added TODO for things that will change. +------------------------------------------------------------------------ +r10463 | vlefevre | 2016-06-09 14:30:32 +0000 (Thu, 09 Jun 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Define mpfr_ueexp_t (needed for r10462). +------------------------------------------------------------------------ +r10462 | vlefevre | 2016-06-09 14:09:11 +0000 (Thu, 09 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Do not use "%zu" with printf (added in r10460). +------------------------------------------------------------------------ +r10461 | vlefevre | 2016-06-09 12:41:16 +0000 (Thu, 09 Jun 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Document environment variables that affect the tests. +------------------------------------------------------------------------ +r10460 | vlefevre | 2016-06-09 12:15:14 +0000 (Thu, 09 Jun 2016) | 6 lines +Changed paths: + M /trunk/tests/memory.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/tversion.c + +Other changes concerning the memory limit for the tests. + * Export the tests_memory_limit variable so that it can be accessed in + test programs (e.g. read by tversion as mentioned below, or modified + by a test program when executed with particular arguments). + * In tversion, print a warning when the memory limit has been modified + (with the MPFR_TESTS_MEMORY_LIMIT environment variable). +------------------------------------------------------------------------ +r10459 | vlefevre | 2016-06-09 11:51:52 +0000 (Thu, 09 Jun 2016) | 3 lines +Changed paths: + M /trunk/tests/memory.c + +[tests/memory.c] The MPFR_TESTS_MEMORY_LIMIT environment variable can +now contain an integer specifying the memory limit for the tests, or 0 +for unlimited, the default still being 2^22 = 4 MB. +------------------------------------------------------------------------ +r10457 | vlefevre | 2016-06-08 12:28:43 +0000 (Wed, 08 Jun 2016) | 4 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Improved check3: + * Also do the tests with output precision MPFR_PREC_MIN; + this completes the value coverage for tsum. + * Also compare the flags. +------------------------------------------------------------------------ +r10456 | vlefevre | 2016-06-08 12:06:57 +0000 (Wed, 08 Jun 2016) | 4 lines +Changed paths: + M /trunk/tests/tsum.c + +Value coverage for tsum: After r9984 to differentiate sq > MPFR_PREC_MIN +and sq == MPFR_PREC_MIN, 42 tests were not done for sq == MPFR_PREC_MIN +on a 64-bit machine. In the check4 test, changed a 2 to MPFR_PREC_MIN. +This reduces to 12 tests that are not done. +------------------------------------------------------------------------ +r10454 | vlefevre | 2016-06-07 17:27:04 +0000 (Tue, 07 Jun 2016) | 18 lines +Changed paths: + M /trunk + M /trunk/src/Makefile.am + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/cmp2.c + M /trunk/src/fmma.c + M /trunk/src/log_ui.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/print_raw.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + A /trunk/src/ubf.c (from /branches/ubf/src/ubf.c:10453) + M /trunk/src/vasprintf.c + M /trunk/tests/tacosh.c + M /trunk/tests/texp.c + M /trunk/tests/tfmma.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsub1sp.c + +Merged the "ubf" branch into the trunk: + * limited implementation of "unbounded floats" (numbers with a mpz_t + exponent), which could be completed in the future, in particular to + handle intermediate overflows/underflows in polynomial evaluation; + * rewrote mpfr_fmma and mpfr_fmms to use them, and added tests; + * restored the MPFR 3.1- exponent range for compatibility; + * restored some tests that were based on this exponent range. +The choice for the UBF implementation was to use a compatible structure: +the same as the mpfr_t one, with an additional field at the end, used +only when the exponent field _mpfr_exp has some special value. Thus some +functions such as addition and subtraction just needed minor changes to +support UBF, and no code was duplicated. This means that on MPFR numbers +(the usual case), one has a few more tests than before, but with known +branch probabilities. In practice, this should not be visible, at least +in most applications. This was more or less confirmed by timings (even +with many additions/subtractions in low precision, this was difficult +to say, as timings were influenced by various parameters that we cannot +control). +------------------------------------------------------------------------ +r10452 | vlefevre | 2016-06-07 10:22:03 +0000 (Tue, 07 Jun 2016) | 1 line +Changed paths: + M /trunk/tools/mbench/Makefile + +[tools/mbench/Makefile] Added multiarch support for GMP. +------------------------------------------------------------------------ +r10449 | vlefevre | 2016-06-07 07:26:52 +0000 (Tue, 07 Jun 2016) | 3 lines +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Removed tests of native %'g and %'f (from r8292) +as the ' flag is an extension from Single UNIX Specification and +in particular, they fail with MinGW under Wine. +------------------------------------------------------------------------ +r10447 | vlefevre | 2016-06-07 00:44:17 +0000 (Tue, 07 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tlgamma.c + +[tests/tlgamma.c] Typo in comment. +------------------------------------------------------------------------ +r10446 | vlefevre | 2016-06-07 00:23:13 +0000 (Tue, 07 Jun 2016) | 1 line +Changed paths: + M /trunk/src/uceil_log2.c + +[src/uceil_log2.c] Added a comment. Cosmetic changes. +------------------------------------------------------------------------ +r10445 | vlefevre | 2016-06-07 00:18:47 +0000 (Tue, 07 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tlgamma.c + +[tests/tlgamma.c] Corrected updated comment from r10444. +------------------------------------------------------------------------ +r10444 | vlefevre | 2016-06-06 23:45:31 +0000 (Mon, 06 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tlgamma.c + +[tests/tlgamma.c] Updated comment of the test added in r10442. +------------------------------------------------------------------------ +r10443 | vlefevre | 2016-06-06 23:43:44 +0000 (Mon, 06 Jun 2016) | 7 lines +Changed paths: + M /trunk/src/uceil_log2.c + +[src/uceil_log2.c] Correction in __gmpfr_ceil_log2, avoiding an +incorrect result with tcc: x.s.exp is declared as an unsigned +bit-field, so that tcc considers that x.s.exp - 1023 is unsigned. +However, since all the values of x.s.exp are representable in an +int, according to the integer promotion rules, x.s.exp should be +converted to an int, so that the subtraction is signed. So, this +appears to be a bug in tcc. +------------------------------------------------------------------------ +r10442 | vlefevre | 2016-06-06 23:09:17 +0000 (Mon, 06 Jun 2016) | 3 lines +Changed paths: + M /trunk/tests/tlgamma.c + +[tests/tlgamma.c] Added a test causing a "too much memory" error with +tcc 0.9.27~git20151227.933c223-1 (there's already one in special(), +but this one is a simpler, standalone test). +------------------------------------------------------------------------ +r10440 | vlefevre | 2016-06-06 16:19:21 +0000 (Mon, 06 Jun 2016) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] When checking if __float128 is available, we now also +check whether C99 constants (in particular the __float128 ones, such +as 0x1.fp+16383q) are supported since this is now required with the +__float128 support. +------------------------------------------------------------------------ +r10435 | vlefevre | 2016-06-06 12:15:56 +0000 (Mon, 06 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/add1.c + +[src/add1.c] Simplified code: removed fb = 1 since it was already 1 +in the "if (fb > 0)" branch. +------------------------------------------------------------------------ +r10434 | vlefevre | 2016-06-06 10:59:02 +0000 (Mon, 06 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/set_float128.c + +[src/set_float128.c] Fix: removed the divisions by zero, replacing them +by comparisons with the maximum finite binary128 number. Changes to be +similar to the handling of infinities in "src/set_ld.c". +------------------------------------------------------------------------ +r10433 | vlefevre | 2016-06-06 10:07:47 +0000 (Mon, 06 Jun 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Faithful rounding: small correction. +------------------------------------------------------------------------ +r10432 | vlefevre | 2016-06-06 09:28:17 +0000 (Mon, 06 Jun 2016) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] Added "faithful rounding", with information about its definition +and implementation. +------------------------------------------------------------------------ +r10431 | vlefevre | 2016-06-03 15:51:24 +0000 (Fri, 03 Jun 2016) | 1 line +Changed paths: + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + +[src/{fits_intmax.c,fits_s.h}] In comments, fit → fits. +------------------------------------------------------------------------ +r10430 | vlefevre | 2016-06-03 15:30:53 +0000 (Fri, 03 Jun 2016) | 3 lines +Changed paths: + M /trunk/src/set_float128.c + +[src/set_float128.c] Added FIXME comment: The mpfr_set_float128 code +generates a divide-by-zero exception. Suggest a solution. +Note: this is detected with "-DMPFR_TESTS_DIVBYZERO -DMPFR_ERRDIVZERO". +------------------------------------------------------------------------ +r10429 | vlefevre | 2016-06-03 15:02:05 +0000 (Fri, 03 Jun 2016) | 3 lines +Changed paths: + M /trunk/tests/tset_float128.c + +[tests/tset_float128.c] Take into account failures in division by 0 +and absence of signed zeros. Also fixed the code checking the sign +of 0 (mpfr_sgn cannot be used for that since it returns 0 for ±0). +------------------------------------------------------------------------ +r10426 | vlefevre | 2016-06-03 14:19:33 +0000 (Fri, 03 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Added some assertions and fixed a 32-bit shift count +when GMP_NUMB_BITS == 32. +------------------------------------------------------------------------ +r10424 | vlefevre | 2016-06-03 13:54:29 +0000 (Fri, 03 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tset_float128.c + +[tests/tset_float128.c] C++ compatibility. +------------------------------------------------------------------------ +r10423 | vlefevre | 2016-06-03 13:50:17 +0000 (Fri, 03 Jun 2016) | 1 line +Changed paths: + M /trunk/tests/tlog.c + +[tests/tlog.c] Added a cast to mpfr_rnd_t for C++ compatibility. +------------------------------------------------------------------------ +r10417 | zimmerma | 2016-06-03 12:26:21 +0000 (Fri, 03 Jun 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added reference for Lambert W function + +------------------------------------------------------------------------ +r10396 | vlefevre | 2016-06-02 14:34:35 +0000 (Thu, 02 Jun 2016) | 2 lines +Changed paths: + M /trunk/src/exceptions.c + +[src/exceptions.c] Fixed the MPFR_LOG_FUNC in mpfr_underflow and +mpfr_overflow (x is not an input in these functions). +------------------------------------------------------------------------ +r10395 | vlefevre | 2016-06-02 14:26:51 +0000 (Thu, 02 Jun 2016) | 4 lines +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] In r10347, logging was introduced instead of #ifdef DEBUG +and printf. Removed 2 MPFR_LOG_VAR, as the variable is not normalized +yet. Re-added #ifdef DEBUG for the MPFR_LOG_MSG's since this may be +too low level and not much useful except in case of bugs. +------------------------------------------------------------------------ +r10390 | zimmerma | 2016-05-30 14:06:51 +0000 (Mon, 30 May 2016) | 2 lines +Changed paths: + M /trunk/src/sub1.c + +fixed typos + +------------------------------------------------------------------------ +r10386 | vlefevre | 2016-05-30 07:53:27 +0000 (Mon, 30 May 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsub.c + M /trunk/tests/tsub.c -[tests/tsub.c] Added comments for check_max_almosteven. -(merged changeset r10386 from the trunk) +[tests/tsub.c] Added comments for check_max_almosteven (latest +test case, added in r10383). ------------------------------------------------------------------------ -r10384 | vlefevre | 2016-05-29 18:55:04 +0000 (Sun, 29 May 2016) | 12 lines +r10383 | vlefevre | 2016-05-29 18:40:42 +0000 (Sun, 29 May 2016) | 10 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/sub1.c - M /branches/3.1/tests/tsub.c + M /trunk/src/sub1.c + M /trunk/tests/tsub.c [src/sub1.c] Fixed bug in mpfr_sub1 (real subtraction a = b - c, with |b| > |c|): In MPFR_RNDN (round-to-nearest mode), when @@ -1215,28 +10214,1141 @@ Changed paths: ± the maximum number (no overflow). The cause is that an overflow is generated too early, in an intermediate rounding. [tests/tsub.c] Added test cases. -(merged changeset r10383 from the trunk, with conflict resolved in -src/sub1.c and mpfr_flags_t replaced by unsigned int) ------------------------------------------------------------------------ -r10304 | vlefevre | 2016-05-22 10:05:37 +0000 (Sun, 22 May 2016) | 5 lines +r10378 | vlefevre | 2016-05-25 20:16:08 +0000 (Wed, 25 May 2016) | 1 line +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Changes for ISO C90 compatibility. +------------------------------------------------------------------------ +r10377 | vlefevre | 2016-05-25 20:13:30 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] For _MPFR_IEEE_FLOATS, changed bit-field type from +unsigned long, which is implementation-defined, to unsigned int. +------------------------------------------------------------------------ +r10376 | vlefevre | 2016-05-25 19:46:12 +0000 (Wed, 25 May 2016) | 1 line +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Added an assertion. +------------------------------------------------------------------------ +r10375 | vlefevre | 2016-05-25 19:44:17 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed bug introduced in r10327, giving: +error: ISO C does not allow extra ';' outside of a function [-Wpedantic] +------------------------------------------------------------------------ +r10374 | zimmerma | 2016-05-25 18:39:24 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/src/log_ui.c + +improved mpfr_log_ui + +------------------------------------------------------------------------ +r10373 | zimmerma | 2016-05-25 17:26:55 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/tests/memory.c + +added comment + +------------------------------------------------------------------------ +r10372 | vlefevre | 2016-05-25 11:46:34 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] mpfr_ai efficiency: also mention mpfr.texi (the issue with large +arguments has always been documented). +------------------------------------------------------------------------ +r10371 | vlefevre | 2016-05-25 11:42:32 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] mpfr_ai efficiency: mention tests/tai.c (the REDUCE_EMAX was +added in r6734). +------------------------------------------------------------------------ +r10370 | zimmerma | 2016-05-25 09:59:51 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added item about efficiency of mpfr_ai for large arguments + +------------------------------------------------------------------------ +r10369 | vlefevre | 2016-05-25 07:57:59 +0000 (Wed, 25 May 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Also clarified the use of "configure". +------------------------------------------------------------------------ +r10368 | vlefevre | 2016-05-25 07:55:48 +0000 (Wed, 25 May 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/sub_ui.c - M /branches/3.1/tests/tadd_ui.c - M /branches/3.1/tests/tsub_ui.c + M /trunk/doc/README.dev + +[doc/README.dev] Clarified the use of "autogen.sh". +------------------------------------------------------------------------ +r10367 | zimmerma | 2016-05-25 07:32:01 +0000 (Wed, 25 May 2016) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +use autogen.sh -For mpfr_add_ui and mpfr_sub_ui, make sure that all the expected flags -are set (in practice, only NaN was affected). Added testcases from the -trunk (merged r10298 and r10303). -Note: the trunk was fixed with a partial rewrite for some optimization -and to improve consistency, but here, the changes are kept minimal. ------------------------------------------------------------------------ -r10264 | vlefevre | 2016-04-13 21:17:07 +0000 (Wed, 13 Apr 2016) | 9 lines +r10366 | zimmerma | 2016-05-25 07:03:11 +0000 (Wed, 25 May 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/tools/nightly-test + +added libtoolize (needed for AX_PTHREAD) + +------------------------------------------------------------------------ +r10365 | vlefevre | 2016-05-24 23:44:24 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/tests/tlog_ui.c + +[tests/tlog_ui.c] Improved a test function. +------------------------------------------------------------------------ +r10364 | vlefevre | 2016-05-24 23:01:42 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed the use of m4_pattern_forbid: the argument must +be quoted, otherwise the macro is expanded when defined. +------------------------------------------------------------------------ +r10363 | zimmerma | 2016-05-24 21:37:31 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/src/log_ui.c + +small improvements to log_ui (still slower than log for large precision) + +------------------------------------------------------------------------ +r10362 | vlefevre | 2016-05-24 20:47:59 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Detect whether the AX_PTHREAD macro is left unexpanded. +------------------------------------------------------------------------ +r10361 | zimmerma | 2016-05-24 19:27:42 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tconst_log2.c + +use rounding to nearest by default in "tconst_log2 prec" + +------------------------------------------------------------------------ +r10360 | zimmerma | 2016-05-24 19:02:07 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tlog.c + +minor changes to allow ./tlog xxx prec + +------------------------------------------------------------------------ +r10359 | zimmerma | 2016-05-24 18:46:35 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tgeneric.c + M /trunk/tests/tlog_ui.c + +added generic tests for mpfr_log_ui + compare with mpfr_log + +------------------------------------------------------------------------ +r10356 | vlefevre | 2016-05-24 15:48:56 +0000 (Tue, 24 May 2016) | 4 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/random_deviate.h + M /trunk/tests/mpfr-test.h + +Removed _MPFR_PROTO with the following Perl script on the .h files. + while (<>) { if ($c) { die if /_MPFR_PROTO/; s/^( {$c}) */$1/; + s/\) *\)/)/ and undef $c } elsif (s/^(.*)(_MPFR_PROTO *\()\(/$1(/) + { s/\) *\)/)/ or $c = 1 + length $1 } print } +------------------------------------------------------------------------ +r10355 | vlefevre | 2016-05-24 15:26:21 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Re-added AM_PROG_AR in case Microsoft lib.exe is used +(without this, "automake --warnings=all" gives a warning). +------------------------------------------------------------------------ +r10354 | vlefevre | 2016-05-24 15:13:15 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Replaced the obsolete ACX_PTHREAD by AX_PTHREAD +(done with "autoupdate acinclude.m4"). +------------------------------------------------------------------------ +r10353 | vlefevre | 2016-05-24 15:03:30 +0000 (Tue, 24 May 2016) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Moved LT_INIT near the top for --enable-lto, and removed +AM_PROG_AR (no longer needed as done by LT_INIT) and AC_PROG_RANLIB +(obsoleted by LT_INIT). +------------------------------------------------------------------------ +r10352 | vlefevre | 2016-05-24 14:41:52 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/src/ieee_floats.h + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +Avoid some warnings with "gcc -Wundef". +------------------------------------------------------------------------ +r10351 | vlefevre | 2016-05-24 14:27:06 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Removed a FIXME fixed in r4482. +------------------------------------------------------------------------ +r10349 | vlefevre | 2016-05-24 13:58:57 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-longlong.h + +[src/mpfr-longlong.h] Update from GMP 6.1.0. +------------------------------------------------------------------------ +r10348 | vlefevre | 2016-05-24 12:55:15 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-cvers.h + +[src/mpfr-cvers.h] Fixed typo in a macro (thanks to Patrick Pélissier). +------------------------------------------------------------------------ +r10347 | vlefevre | 2016-05-24 12:47:22 +0000 (Tue, 24 May 2016) | 4 lines +Changed paths: + M /trunk/src/sub1.c + +[src/sub1.c] Various minor improvements: + * Some changes related to the exponents and diff_exp. + * Coding style + use of IS_POW2. + * Use logging instead of #ifdef DEBUG and printf. +------------------------------------------------------------------------ +r10346 | zimmerma | 2016-05-24 12:26:13 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/cmp2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/mul_2ui.c + M /trunk/src/mul_ui.c + M /trunk/src/rint.c + M /trunk/src/round_raw_generic.c + M /trunk/src/set.c + M /trunk/src/set_prec.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + +removed too aggressive MPFR_LIKELY/MPFR_UNLIKELY (see README.dev) + +------------------------------------------------------------------------ +r10345 | vlefevre | 2016-05-24 10:47:12 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +Added optional LTO support (from a patch by Patrick Pélissier). +------------------------------------------------------------------------ +r10344 | vlefevre | 2016-05-24 10:27:33 +0000 (Tue, 24 May 2016) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/free_cache.c + +Corrected mpfr_free_cache behavior when WANT_SHARED_CACHE is defined +to make it consistent with the behavior when WANT_SHARED_CACHE is not +defined (patch by Patrick Pélissier). +------------------------------------------------------------------------ +r10342 | vlefevre | 2016-05-24 10:00:00 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Correction on r10338: use src_fopen instead of fopen +and check fp (just like with FILE_NAME_R). +------------------------------------------------------------------------ +r10339 | zimmerma | 2016-05-24 09:19:44 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + A /trunk/tests/mpfrtest2.dat + +added new (read-only) test file for mpfr_fpif_import + +------------------------------------------------------------------------ +r10338 | zimmerma | 2016-05-24 09:18:36 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/tests/tfpif.c + +added tests for mpfr_fpif_import with precision > MPFR_PREC_MAX + +------------------------------------------------------------------------ +r10336 | vlefevre | 2016-05-24 08:19:17 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/NEWS + +Updated NEWS about shared caches. +------------------------------------------------------------------------ +r10335 | vlefevre | 2016-05-24 08:17:02 +0000 (Tue, 24 May 2016) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/NEWS + M /trunk/VERSION + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + M /trunk/src/mpfr.h + M /trunk/src/version.c + +MPFR 3.2(.x) → 4.0(.x) +------------------------------------------------------------------------ +r10334 | vlefevre | 2016-05-24 00:31:26 +0000 (Tue, 24 May 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +[NEWS] New function mpfr_buildopt_sharedcache_p in MPFR 3.2. +[doc/mpfr.texi] New function mpfr_buildopt_sharedcache_p. Minor changes. +------------------------------------------------------------------------ +r10333 | vlefevre | 2016-05-23 23:52:58 +0000 (Mon, 23 May 2016) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] About the MPFR_DECL_INIT_CACHE macro: + * Added a FIXME comment about a possible warning due to a missing + field initializer; suggest 2 possible solutions. + * Improved code readability. +------------------------------------------------------------------------ +r10332 | vlefevre | 2016-05-23 22:41:26 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/free_cache.c + +[src/free_cache.c] Avoid duplicated source code for maintainability. +------------------------------------------------------------------------ +r10331 | vlefevre | 2016-05-23 22:27:29 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrections about caches. +------------------------------------------------------------------------ +r10330 | vlefevre | 2016-05-23 22:13:44 +0000 (Mon, 23 May 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-thread.h + +[src/mpfr-thread.h] For #error, use a string literal as a single +preprocessing-token. +------------------------------------------------------------------------ +r10329 | vlefevre | 2016-05-23 22:06:24 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-thread.h + +[src/mpfr-thread.h] Coding style. +------------------------------------------------------------------------ +r10328 | vlefevre | 2016-05-23 22:02:48 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/cache.c + M /trunk/src/free_cache.c + M /trunk/tests/tconst_pi.c + +Minor comment & coding style corrections on r10327. +------------------------------------------------------------------------ +r10327 | vlefevre | 2016-05-23 16:12:32 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/TODO + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/doc/README.dev + M /trunk/doc/mpfr.texi + M /trunk/src/buildopt.c + M /trunk/src/cache.c + M /trunk/src/free_cache.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-thread.h + M /trunk/src/mpfr.h + M /trunk/tests/memory.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tests.c + +Added shared cache support (from a patch by Patrick Pélissier). +------------------------------------------------------------------------ +r10326 | zimmerma | 2016-05-23 15:55:42 +0000 (Mon, 23 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tfpif.c + +added tests for mpfr_fpif in precision 1 + +------------------------------------------------------------------------ +r10321 | vlefevre | 2016-05-23 14:17:58 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/gmp_op.c + M /trunk/src/pow_z.c + M /trunk/src/set_f.c + M /trunk/src/set_q.c + M /trunk/src/set_z_exp.c + +ABS(SIZ(x)) → ABSIZ(x) +------------------------------------------------------------------------ +r10319 | zimmerma | 2016-05-23 13:08:04 +0000 (Mon, 23 May 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +redefine mpfr_init_set_xxx with mpz_t pool, otherwise the pool is not +used for those calls + +------------------------------------------------------------------------ +r10313 | zimmerma | 2016-05-23 09:59:58 +0000 (Mon, 23 May 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +added comment about MPFR_MY_MPZ_INIT + +------------------------------------------------------------------------ +r10312 | vlefevre | 2016-05-23 09:54:47 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Replaced a comment by a MPFR_ASSERTD. +------------------------------------------------------------------------ +r10311 | vlefevre | 2016-05-23 09:46:33 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Code simplification. +------------------------------------------------------------------------ +r10310 | vlefevre | 2016-05-23 09:36:14 +0000 (Mon, 23 May 2016) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Replaced a comment by a MPFR_ASSERTD. +------------------------------------------------------------------------ +r10309 | vlefevre | 2016-05-23 08:28:07 +0000 (Mon, 23 May 2016) | 5 lines +Changed paths: + M /trunk/src/print_raw.c + +[src/print_raw.c] Changes for mpfr_print_binary / mpfr_dump: + * Support out-of-range exponents as this function is mainly for + debugging purpose (TODO: add some warning for such exponents). + See: https://sympa.inria.fr/sympa/arc/mpfr/2016-01/msg00061.html + * Support _MPFR_EXP_FORMAT == 4 (format used for testing). +------------------------------------------------------------------------ +r10308 | vlefevre | 2016-05-22 22:27:26 +0000 (Sun, 22 May 2016) | 3 lines +Changed paths: + M /trunk/AUTHORS + M /trunk/BUGS + M /trunk/COPYING + M /trunk/COPYING.LESSER + M /trunk/ChangeLog + M /trunk/INSTALL + M /trunk/Makefile.am + M /trunk/NEWS + M /trunk/README + M /trunk/TODO + M /trunk/VERSION + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/doc/FAQ.html + M /trunk/doc/README.dev + M /trunk/doc/algorithms.bib + M /trunk/doc/algorithms.tex + M /trunk/doc/faq.xsl + M /trunk/doc/fdl.texi + M /trunk/doc/mpfr.texi + M /trunk/doc/update-faq + M /trunk/examples/divworst.c + M /trunk/examples/rndo-add.c + M /trunk/examples/sample.c + M /trunk/examples/version.c + M /trunk/other/cputime.h + M /trunk/other/div-short.c + M /trunk/src/Makefile.am + M /trunk/src/abort_prec_max.c + M /trunk/src/acos.c + M /trunk/src/acosh.c + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/add_d.c + M /trunk/src/add_ui.c + M /trunk/src/agm.c + M /trunk/src/ai.c + M /trunk/src/asin.c + M /trunk/src/asinh.c + M /trunk/src/atan.c + M /trunk/src/atan2.c + M /trunk/src/atanh.c + M /trunk/src/bernoulli.c + M /trunk/src/buildopt.c + M /trunk/src/cache.c + M /trunk/src/cbrt.c + M /trunk/src/check.c + M /trunk/src/clear.c + M /trunk/src/clears.c + M /trunk/src/cmp.c + M /trunk/src/cmp2.c + M /trunk/src/cmp_abs.c + M /trunk/src/cmp_d.c + M /trunk/src/cmp_ld.c + M /trunk/src/cmp_si.c + M /trunk/src/cmp_ui.c + M /trunk/src/comparisons.c + M /trunk/src/const_catalan.c + M /trunk/src/const_euler.c + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/constant.c + M /trunk/src/copysign.c + M /trunk/src/cos.c + M /trunk/src/cosh.c + M /trunk/src/cot.c + M /trunk/src/coth.c + M /trunk/src/csc.c + M /trunk/src/csch.c + M /trunk/src/d_div.c + M /trunk/src/d_sub.c + M /trunk/src/digamma.c + M /trunk/src/dim.c + M /trunk/src/div.c + M /trunk/src/div_2exp.c + M /trunk/src/div_2si.c + M /trunk/src/div_2ui.c + M /trunk/src/div_d.c + M /trunk/src/div_ui.c + M /trunk/src/dump.c + M /trunk/src/eint.c + M /trunk/src/eq.c + M /trunk/src/erandom.c + M /trunk/src/erf.c + M /trunk/src/erfc.c + M /trunk/src/exceptions.c + M /trunk/src/exp.c + M /trunk/src/exp10.c + M /trunk/src/exp2.c + M /trunk/src/exp3.c + M /trunk/src/exp_2.c + M /trunk/src/expm1.c + M /trunk/src/extract.c + M /trunk/src/factorial.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_sint.c + M /trunk/src/fits_slong.c + M /trunk/src/fits_sshort.c + M /trunk/src/fits_u.h + M /trunk/src/fits_uint.c + M /trunk/src/fits_uintmax.c + M /trunk/src/fits_ulong.c + M /trunk/src/fits_ushort.c + M /trunk/src/fma.c + M /trunk/src/fms.c + M /trunk/src/fpif.c + M /trunk/src/frac.c + M /trunk/src/free_cache.c + M /trunk/src/frexp.c + M /trunk/src/gamma.c + M /trunk/src/gammaonethird.c + M /trunk/src/gen_inverse.h + M /trunk/src/get_d.c + M /trunk/src/get_d64.c + M /trunk/src/get_exp.c + M /trunk/src/get_f.c + M /trunk/src/get_float128.c + M /trunk/src/get_flt.c + M /trunk/src/get_ld.c + M /trunk/src/get_si.c + M /trunk/src/get_sj.c + M /trunk/src/get_str.c + M /trunk/src/get_ui.c + M /trunk/src/get_uj.c + M /trunk/src/get_z.c + M /trunk/src/get_z_exp.c + M /trunk/src/gmp_op.c + M /trunk/src/hypot.c + M /trunk/src/ieee_floats.h + M /trunk/src/init.c + M /trunk/src/init2.c + M /trunk/src/inits.c + M /trunk/src/inits2.c + M /trunk/src/inp_str.c + M /trunk/src/int_ceil_log2.c + M /trunk/src/isinf.c + M /trunk/src/isinteger.c + M /trunk/src/isnan.c + M /trunk/src/isnum.c + M /trunk/src/isqrt.c + M /trunk/src/isregular.c + M /trunk/src/iszero.c + M /trunk/src/jn.c + M /trunk/src/jyn_asympt.c + M /trunk/src/li2.c + M /trunk/src/lngamma.c + M /trunk/src/log.c + M /trunk/src/log10.c + M /trunk/src/log1p.c + M /trunk/src/log2.c + M /trunk/src/logging.c + M /trunk/src/min_prec.c + M /trunk/src/minmax.c + M /trunk/src/modf.c + M /trunk/src/mp_clz_tab.c + M /trunk/src/mparam_h.in + M /trunk/src/mpf2mpfr.h + M /trunk/src/mpfr-cvers.h + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-longlong.h + M /trunk/src/mpfr-thread.h + M /trunk/src/mpfr.h + M /trunk/src/mpn_exp.c + M /trunk/src/mul.c + M /trunk/src/mul_2exp.c + M /trunk/src/mul_2si.c + M /trunk/src/mul_2ui.c + M /trunk/src/mul_d.c + M /trunk/src/mul_ui.c + M /trunk/src/mulders.c + M /trunk/src/neg.c + M /trunk/src/next.c + M /trunk/src/out_str.c + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_ui.c + M /trunk/src/pow_z.c + M /trunk/src/powerof2.c + M /trunk/src/print_raw.c + M /trunk/src/print_rnd_mode.c + M /trunk/src/printf.c + M /trunk/src/rec_sqrt.c + M /trunk/src/reldiff.c + M /trunk/src/rem1.c + M /trunk/src/rint.c + M /trunk/src/root.c + M /trunk/src/round_near_x.c + M /trunk/src/round_p.c + M /trunk/src/round_prec.c + M /trunk/src/round_raw_generic.c + M /trunk/src/scale2.c + M /trunk/src/sec.c + M /trunk/src/sech.c + M /trunk/src/set.c + M /trunk/src/set_d.c + M /trunk/src/set_d64.c + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_exp.c + M /trunk/src/set_f.c + M /trunk/src/set_flt.c + M /trunk/src/set_inf.c + M /trunk/src/set_ld.c + M /trunk/src/set_nan.c + M /trunk/src/set_prc_raw.c + M /trunk/src/set_prec.c + M /trunk/src/set_q.c + M /trunk/src/set_rnd.c + M /trunk/src/set_si.c + M /trunk/src/set_si_2exp.c + M /trunk/src/set_sj.c + M /trunk/src/set_str.c + M /trunk/src/set_str_raw.c + M /trunk/src/set_ui.c + M /trunk/src/set_ui_2exp.c + M /trunk/src/set_uj.c + M /trunk/src/set_z.c + M /trunk/src/set_z_exp.c + M /trunk/src/set_zero.c + M /trunk/src/setmax.c + M /trunk/src/setmin.c + M /trunk/src/setsign.c + M /trunk/src/sgn.c + M /trunk/src/si_op.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sqrt_ui.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sub_d.c + M /trunk/src/sub_ui.c + M /trunk/src/subnormal.c + M /trunk/src/sum.c + M /trunk/src/swap.c + M /trunk/src/tan.c + M /trunk/src/tanh.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + M /trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/RRTest.c + M /trunk/tests/cmp_str.c + M /trunk/tests/inp_str.dat + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/talloc.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/check_inits_clears + M /trunk/tools/coverage + M /trunk/tools/mbench/generate.c + M /trunk/tools/mbench/mfv5.h + M /trunk/tools/mbench/mpfr-gfx.c + M /trunk/tools/mbench/mpfr-v4.c + M /trunk/tools/mbench/mpfr-v6.c + M /trunk/tools/mbench/timp.h + M /trunk/tools/update-version + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c + +Removed svn:keywords properties: they are not used, we do not plan +to use them (such a feature does not exist in other VCS), and they +may break things if used by mistake. +------------------------------------------------------------------------ +r10307 | vlefevre | 2016-05-22 22:06:00 +0000 (Sun, 22 May 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Corrections and improvements in random_test. +------------------------------------------------------------------------ +r10306 | vlefevre | 2016-05-22 21:55:56 +0000 (Sun, 22 May 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Replaced mpfr_cmp by the stronger mpfr_equal_p. +------------------------------------------------------------------------ +r10303 | vlefevre | 2016-05-22 09:58:51 +0000 (Sun, 22 May 2016) | 3 lines +Changed paths: + M /trunk/tests/tadd_ui.c + M /trunk/tests/tsub_ui.c + +[tests] + * tadd_ui.c: clean-up (a boolean test doesn't need "!= 0"). + * tsub_ui.c: check that the NaN flag is set on NaN. +------------------------------------------------------------------------ +r10302 | vlefevre | 2016-05-22 09:31:34 +0000 (Sun, 22 May 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added IS_SIGNED macro to check whether an integer type +(after integer promotion) is signed; and use it for MPFR_EXP_IN_RANGE. +------------------------------------------------------------------------ +r10301 | vlefevre | 2016-05-20 14:26:39 +0000 (Fri, 20 May 2016) | 2 lines +Changed paths: + M /trunk/src/ui_sub.c + +[src/ui_sub.c] Improved code style and assertions, making mpfr_ui_sub +more like mpfr_add_ui and mpfr_sub_ui. Added comments. +------------------------------------------------------------------------ +r10300 | vlefevre | 2016-05-20 14:17:57 +0000 (Fri, 20 May 2016) | 2 lines +Changed paths: + M /trunk/src/add_ui.c + M /trunk/src/sub_ui.c + +Partly rewrote mpfr_add_ui and mpfr_sub_ui (more similar to the +mpfr_ui_sub code), solving the failures. +------------------------------------------------------------------------ +r10299 | vlefevre | 2016-05-20 11:43:07 +0000 (Fri, 20 May 2016) | 3 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Check NaN argument, mainly in order to check the NaN +flag when the result is NaN (almost all cases). This makes both tadd_ui +(ignoring the new test done in r10298) and tsub_ui fail. +------------------------------------------------------------------------ +r10298 | zimmerma | 2016-05-19 15:52:25 +0000 (Thu, 19 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd_ui.c + +added test case for bug reported by Rob (sisyphus1@optusnet.com.au) + +------------------------------------------------------------------------ +r10297 | vlefevre | 2016-05-19 14:34:44 +0000 (Thu, 19 May 2016) | 1 line +Changed paths: + M /trunk/src/fmma.c + +[src/fmma.c] Added FIXME comments. +------------------------------------------------------------------------ +r10296 | vlefevre | 2016-05-18 15:31:02 +0000 (Wed, 18 May 2016) | 1 line +Changed paths: + M /trunk/src/check.c + M /trunk/src/fpif.c + M /trunk/src/mpfr-impl.h + M /trunk/src/urandomb.c + +Added MPFR_EXP_IN_RANGE macro, and replaced some tests to use it. +------------------------------------------------------------------------ +r10295 | vlefevre | 2016-05-18 15:26:17 +0000 (Wed, 18 May 2016) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Minor code simplification. +------------------------------------------------------------------------ +r10294 | vlefevre | 2016-05-17 23:34:48 +0000 (Tue, 17 May 2016) | 4 lines +Changed paths: + M /trunk/src/exp.c + M /trunk/src/get_str.c + M /trunk/src/mpfr-impl.h + M /trunk/src/pow.c + +Improved code related to mpfr_set_exp_t: + * Define MPFR_EXP_LIMB_SIZE macro (size of mpfr_exp_t in limbs) + and use it. + * src/pow.c: replaced a mpfr_init2 by MPFR_TMP_INIT1. +------------------------------------------------------------------------ +r10293 | zimmerma | 2016-05-17 09:40:21 +0000 (Tue, 17 May 2016) | 2 lines +Changed paths: + M /trunk/tests/tget_set_d64.c + +added comment about printing decimal floats + +------------------------------------------------------------------------ +r10292 | vlefevre | 2016-05-13 15:24:50 +0000 (Fri, 13 May 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Minor improvements. +------------------------------------------------------------------------ +r10291 | vlefevre | 2016-05-12 00:29:43 +0000 (Thu, 12 May 2016) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Added a comment about GMP CC/CFLAGS detection. +------------------------------------------------------------------------ +r10290 | vlefevre | 2016-05-12 00:16:35 +0000 (Thu, 12 May 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Better GMP CC/CFLAGS detection (based on a patch by +Patrick Pélissier). +------------------------------------------------------------------------ +r10289 | zimmerma | 2016-05-11 14:38:59 +0000 (Wed, 11 May 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +add -P option to cpp when detecting CC/CFLAGS in gmp.h (workaround for gcc-5) + +------------------------------------------------------------------------ +r10288 | vlefevre | 2016-05-04 15:54:30 +0000 (Wed, 04 May 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r10286 | vlefevre | 2016-05-04 14:14:23 +0000 (Wed, 04 May 2016) | 3 lines +Changed paths: + M /trunk/Makefile.am + M /trunk/doc/Makefile.am + +[doc/Makefile.am] Reverted the change done in r10283 as the mpfr.info + file was always rebuilt. +[Makefile.am] Execute check-typography from dist-hook instead. +------------------------------------------------------------------------ +r10285 | vlefevre | 2016-05-04 14:01:31 +0000 (Wed, 04 May 2016) | 3 lines +Changed paths: + M /trunk/Makefile.am + M /trunk/doc/check-typography + +[Makefile.am] Add doc/check-typography to the tarball as it is needed + to rebuild the mpfr.info file if the mpfr.texi file is modified. +[doc/check-typography] Added copyright notice and explanations. +------------------------------------------------------------------------ +r10284 | vlefevre | 2016-05-04 13:44:59 +0000 (Wed, 04 May 2016) | 1 line +Changed paths: + M /trunk/doc/check-typography + +[doc/check-typography] Removed useless parentheses. +------------------------------------------------------------------------ +r10283 | vlefevre | 2016-05-04 13:41:11 +0000 (Wed, 04 May 2016) | 10 lines +Changed paths: + M /trunk/doc/Makefile.am + A /trunk/doc/check-typography + M /trunk/doc/mpfr.texi + M /trunk/tools/mpfrlint + +Detect typography ambiguities in doc/mpfr.texi ASAP: to avoid errors +due to implicit rules, it is better to explicitly make clear whether +a punctuation mark ends or does not end a sentence. + * Added doc/check-typography sh script to detect such typography + ambiguities. + * doc/Makefile.am: automatically execute this script before mpfr.info + is rebuilt; fail with explanations in case there are ambiguities. + * doc/mpfr.texi: avoid typography ambiguities. + * tools/mpfrlint: replaced the old typography check by a call to the + check-typography script (which does more checks). +------------------------------------------------------------------------ +r10282 | vlefevre | 2016-05-04 11:20:28 +0000 (Wed, 04 May 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typographic correction on the latest addition. +------------------------------------------------------------------------ +r10281 | vlefevre | 2016-05-04 11:17:11 +0000 (Wed, 04 May 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] The MPFR_ and mpfr_ prefixes are reserved for MPFR. +------------------------------------------------------------------------ +r10278 | vlefevre | 2016-04-25 13:11:11 +0000 (Mon, 25 Apr 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Clean-up. +------------------------------------------------------------------------ +r10276 | vlefevre | 2016-04-21 12:36:10 +0000 (Thu, 21 Apr 2016) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved the GMP CC/CFLAGS detection: the test for $cpp +was not checking whether gmp.h could actually be included, so that the +code was outputting "yes" even when gmp.h was not installed. +------------------------------------------------------------------------ +r10273 | vlefevre | 2016-04-21 09:23:27 +0000 (Thu, 21 Apr 2016) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Added: Limited pkg-config support. +------------------------------------------------------------------------ +r10272 | vlefevre | 2016-04-21 08:37:29 +0000 (Thu, 21 Apr 2016) | 1 line +Changed paths: + M /trunk + M /trunk/Makefile.am + M /trunk/README + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + A /trunk/mpfr.pc.in + +Added pkg-config support (patch from Kip Warner + some changes). +------------------------------------------------------------------------ +r10271 | zimmerma | 2016-04-20 11:48:14 +0000 (Wed, 20 Apr 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +typo + +------------------------------------------------------------------------ +r10270 | vlefevre | 2016-04-20 11:47:20 +0000 (Wed, 20 Apr 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Improved warning message for the "long double" test. +------------------------------------------------------------------------ +r10269 | vlefevre | 2016-04-20 11:44:45 +0000 (Wed, 20 Apr 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] "double format" test: changed the AC_MSG_ERROR (when +not recognized) to AC_MSG_WARN (like with long double). +------------------------------------------------------------------------ +r10268 | vlefevre | 2016-04-20 11:39:31 +0000 (Wed, 20 Apr 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] No longer include <stdint.h> in the "double format" test +(it is unnecessary and doesn't exist everywhere). +------------------------------------------------------------------------ +r10267 | vlefevre | 2016-04-20 11:35:26 +0000 (Wed, 20 Apr 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Typo. +------------------------------------------------------------------------ +r10263 | vlefevre | 2016-04-13 19:37:36 +0000 (Wed, 13 Apr 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Updated a comment about Cygwin and Unix. +------------------------------------------------------------------------ +r10262 | vlefevre | 2016-04-09 11:20:32 +0000 (Sat, 09 Apr 2016) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Fixed bug triggered when the command for err-if-output +has empty arguments (this does not occur yet). +------------------------------------------------------------------------ +r10261 | vlefevre | 2016-04-08 23:39:28 +0000 (Fri, 08 Apr 2016) | 3 lines +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output the status of the __GMP_LIBGMP_DLL and +MPFR_WIN_THREAD_SAFE_DLL macros (since unreliable consistency checks +have been removed in r10260). +------------------------------------------------------------------------ +r10260 | vlefevre | 2016-04-08 23:17:07 +0000 (Fri, 08 Apr 2016) | 8 lines +Changed paths: + M /trunk/src/mpfr-impl.h [src/mpfr-impl.h] Removed the detection of possible inconsistencies under Unix because the tests could yield spurious errors with Cygwin32 @@ -1246,1471 +11358,3861 @@ thus were not really useful for the end user. They were initially added in the win-thread-safe-dll branch (r9682, following a problem found in r9680). One alternative for checking by the MPFR developers would be to output the status of some internal macros in tversion. -(merged changeset r10260 from the trunk) ------------------------------------------------------------------------ -r10234 | vlefevre | 2016-03-15 12:17:53 +0000 (Tue, 15 Mar 2016) | 5 lines +r10259 | vlefevre | 2016-04-08 16:02:39 +0000 (Fri, 08 Apr 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h + M /trunk/tools/mpfrlint -[src/mpfr-impl.h] Fixed and improved some sign-related macros -(some parentheses were missing). Note: the code in the 3.1 branch -was not affected by these missing parentheses; however this could -break later patches or ports of new functions using MPFR internals. -(merged changeset r9295 from the trunk) +[tools/mpfrlint] Use err-if-output also for external checkers. +------------------------------------------------------------------------ +r10258 | vlefevre | 2016-04-08 15:56:20 +0000 (Fri, 08 Apr 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Better choice of a variable name. ------------------------------------------------------------------------ -r10204 | vlefevre | 2016-03-06 13:09:13 +0000 (Sun, 06 Mar 2016) | 1 line +r10257 | zimmerma | 2016-04-08 15:55:03 +0000 (Fri, 08 Apr 2016) | 2 lines Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/mpfr-impl.h + +revert changeset 10255 + +------------------------------------------------------------------------ +r10256 | vlefevre | 2016-04-08 15:28:59 +0000 (Fri, 08 Apr 2016) | 4 lines +Changed paths: + M /trunk/tools/mpfrlint -Updated version to 3.1.5-dev. +[tools/mpfrlint] + * Switched to zsh. + * Much more meaningful error messages. + * Fix: in the mpfr.texi punctuation test, ignore the comments. ------------------------------------------------------------------------ -r10201 | vlefevre | 2016-03-06 11:22:21 +0000 (Sun, 06 Mar 2016) | 1 line +r10255 | zimmerma | 2016-04-08 14:10:47 +0000 (Fri, 08 Apr 2016) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/src/mpfr-impl.h + +patch for Cygwin (cf http://trac.sagemath.org/ticket/20380) -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r10200 | vlefevre | 2016-03-06 11:20:09 +0000 (Sun, 06 Mar 2016) | 1 line +r10254 | vlefevre | 2016-04-08 07:58:49 +0000 (Fri, 08 Apr 2016) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r10199 | vlefevre | 2016-03-06 11:17:33 +0000 (Sun, 06 Mar 2016) | 1 line +r10253 | vlefevre | 2016-04-07 15:10:30 +0000 (Thu, 07 Apr 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/dump.c + +[doc/mpfr.texi] Document mpfr_dump (which has always been there). +[src/dump.c] Added a comment (with TODO). +------------------------------------------------------------------------ +r10252 | vlefevre | 2016-04-07 13:59:37 +0000 (Thu, 07 Apr 2016) | 2 lines +Changed paths: + M /trunk/src/sub1.c + M /trunk/tests/reuse.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tasin.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcos.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teq.c + M /trunk/tests/terf.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/trandom.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_str.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_pow.c + M /trunk/tests/turandom.c + M /trunk/tests/tzeta.c + +Replaced various instances of mpfr_print_binary + newline (sometimes +missing) by mpfr_dump. +------------------------------------------------------------------------ +r10251 | vlefevre | 2016-04-07 13:43:13 +0000 (Thu, 07 Apr 2016) | 1 line +Changed paths: + M /trunk/tests/tgmpop.c + M /trunk/tests/tset_q.c + +[tests] Fixed typo in error messages. +------------------------------------------------------------------------ +r10249 | vlefevre | 2016-04-01 13:44:10 +0000 (Fri, 01 Apr 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Mention ISO/IEC JTC 1/SC 22/WG 21 N3060 (C++ special functions). +------------------------------------------------------------------------ +r10247 | vlefevre | 2016-03-29 01:37:38 +0000 (Tue, 29 Mar 2016) | 9 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Removed incorrect note about NetBSD/alpha: The configure +script distributed with the MPFR 3.1.4 tarball does not contain anything +related to the -mieee GCC option; this just seems to be a particular +pkgsrc issue for NetBSD: + http://cvsweb.netbsd.org/bsdweb.cgi/pkgsrc/mk/platform/NetBSD.mk?rev=1.48&content-type=text/x-cvsweb-markup + https://www.google.fr/search?q=pkgsrc+%22mieee%22 +where -mieee is added. The -mieee-with-inexact option added in the MPFR +3.1 branch might yield the same error with the buggy GCC versions, but +this is now obsolete in the trunk (the code was removed in r10152). +------------------------------------------------------------------------ +r10246 | zimmerma | 2016-03-25 09:09:41 +0000 (Fri, 25 Mar 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +added note about NetBSD/alpha + +------------------------------------------------------------------------ +r10245 | vlefevre | 2016-03-16 15:22:31 +0000 (Wed, 16 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added a summary of the timings, copied from: + ^/misc/sum-timings/results/ReadMe@10244 +------------------------------------------------------------------------ +r10235 | vlefevre | 2016-03-15 12:28:46 +0000 (Tue, 15 Mar 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Updated comment of bug20160315 after fix in 3.1 branch. +------------------------------------------------------------------------ +r10233 | vlefevre | 2016-03-15 11:58:47 +0000 (Tue, 15 Mar 2016) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added bug20160315 (this bug appears when porting sum.c +for MPFR 3.1.4 but does not appear in the trunk). +------------------------------------------------------------------------ +r10232 | vlefevre | 2016-03-14 16:11:12 +0000 (Mon, 14 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Some clarification in the TMD case. +------------------------------------------------------------------------ +r10231 | vlefevre | 2016-03-14 13:59:53 +0000 (Mon, 14 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added a proof that the choice for the size ts of the +temporary area is sufficient. +------------------------------------------------------------------------ +r10230 | vlefevre | 2016-03-14 01:48:55 +0000 (Mon, 14 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Replaced e by ε for the error (e is already used). +------------------------------------------------------------------------ +r10229 | vlefevre | 2016-03-14 01:24:52 +0000 (Mon, 14 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update about t' in the error analysis. +------------------------------------------------------------------------ +r10228 | vlefevre | 2016-03-14 00:43:03 +0000 (Mon, 14 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] More about the notion of exponent in two's complement. +------------------------------------------------------------------------ +r10227 | vlefevre | 2016-03-13 23:59:54 +0000 (Sun, 13 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update about sum_raw (with a correction of a typo). +------------------------------------------------------------------------ +r10226 | vlefevre | 2016-03-10 17:05:09 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Rewrote paragraph about limitations. +------------------------------------------------------------------------ +r10225 | vlefevre | 2016-03-10 16:33:10 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Corrected comment: 32/64-bit machine → 32/64-bit ABI. +------------------------------------------------------------------------ +r10224 | vlefevre | 2016-03-10 16:20:29 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Use UPDATE_MINEXP when necessary; added comments. +------------------------------------------------------------------------ +r10223 | vlefevre | 2016-03-10 16:09:38 +0000 (Thu, 10 Mar 2016) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added a comment about corner cases involving huge +precisions, which should never occur in practice. +------------------------------------------------------------------------ +r10222 | vlefevre | 2016-03-10 15:10:51 +0000 (Thu, 10 Mar 2016) | 5 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] + * Added some MPFR_ASSERTD that correspond to properties used in the + proof corrected in doc/sum.txt r10221. + * Added a test for corner cases that will/can probably never occur + in practice. +------------------------------------------------------------------------ +r10221 | vlefevre | 2016-03-10 15:05:04 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Improved explanations and corrected a proof. +------------------------------------------------------------------------ +r10220 | vlefevre | 2016-03-10 12:47:09 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added a figure. +------------------------------------------------------------------------ +r10219 | vlefevre | 2016-03-10 10:37:18 +0000 (Thu, 10 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Clarifications. +------------------------------------------------------------------------ +r10218 | vlefevre | 2016-03-09 16:21:44 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] GMP → the current version of GMP (6.1.0). +------------------------------------------------------------------------ +r10217 | vlefevre | 2016-03-09 15:48:16 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Another clarification. +------------------------------------------------------------------------ +r10216 | vlefevre | 2016-03-09 15:44:38 +0000 (Wed, 09 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Clarification about a reiteration in sum_raw with +explanation closer to the code. +------------------------------------------------------------------------ +r10215 | vlefevre | 2016-03-09 15:07:02 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Clarification of comments about "sum.txt". +------------------------------------------------------------------------ +r10214 | vlefevre | 2016-03-09 14:59:16 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added comments and an MPFR_ASSERTD for sum_raw(). +------------------------------------------------------------------------ +r10213 | vlefevre | 2016-03-09 14:37:33 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Clarification. +------------------------------------------------------------------------ +r10212 | vlefevre | 2016-03-09 13:34:09 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update (mainly related to two's complement). +------------------------------------------------------------------------ +r10211 | vlefevre | 2016-03-09 09:17:27 +0000 (Wed, 09 Mar 2016) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] More information about MinGW and __USE_MINGW_ANSI_STDIO. +------------------------------------------------------------------------ +r10210 | vlefevre | 2016-03-08 15:57:43 +0000 (Tue, 08 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Corrected 2 typos found by PZ. +------------------------------------------------------------------------ +r10209 | vlefevre | 2016-03-08 14:50:02 +0000 (Tue, 08 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added commas. +------------------------------------------------------------------------ +r10208 | vlefevre | 2016-03-08 14:45:41 +0000 (Tue, 08 Mar 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added info about an exact zero result and IEEE 754 / 1788. +------------------------------------------------------------------------ +r10207 | vlefevre | 2016-03-08 09:55:59 +0000 (Tue, 08 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] A bit more about the choice of two's complement for the +accumulator. +------------------------------------------------------------------------ +r10206 | vlefevre | 2016-03-08 09:22:27 +0000 (Tue, 08 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Explanation concerning the choice of two's complement for +the accumulator. +------------------------------------------------------------------------ +r10198 | vlefevre | 2016-03-04 14:30:37 +0000 (Fri, 04 Mar 2016) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/doc/README.dev -Updated version to 3.1.4. +[doc/README.dev] Update about MinGW and __USE_MINGW_ANSI_STDIO. ------------------------------------------------------------------------ -r10197 | vlefevre | 2016-03-04 14:08:33 +0000 (Fri, 04 Mar 2016) | 2 lines +r10196 | vlefevre | 2016-03-04 14:07:22 +0000 (Fri, 04 Mar 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL + M /trunk/INSTALL [INSTALL] Some improvement about MinGW and __USE_MINGW_ANSI_STDIO. -(merged changeset r10196 from the trunk) ------------------------------------------------------------------------ -r10184 | vlefevre | 2016-03-02 15:17:53 +0000 (Wed, 02 Mar 2016) | 2 lines +r10195 | vlefevre | 2016-03-04 13:58:05 +0000 (Fri, 04 Mar 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] With MinGW, build with -D__USE_MINGW_ANSI_STDIO by default? +------------------------------------------------------------------------ +r10194 | vlefevre | 2016-03-03 10:13:32 +0000 (Thu, 03 Mar 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved --help messages for decimal-float and float128 +(a bit like what was done for thread-safe). +------------------------------------------------------------------------ +r10193 | zimmerma | 2016-03-03 10:00:06 +0000 (Thu, 03 Mar 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +updated NEWS for decimal floats and __float128 + +------------------------------------------------------------------------ +r10192 | zimmerma | 2016-03-03 09:56:24 +0000 (Thu, 03 Mar 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +set --enable-float128 to "autodetect" by default (like --enable-decimal-float) + +------------------------------------------------------------------------ +r10191 | vlefevre | 2016-03-02 17:15:13 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] For testing the lack of subnormal support. +------------------------------------------------------------------------ +r10190 | vlefevre | 2016-03-02 16:56:27 +0000 (Wed, 02 Mar 2016) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Also fixed the test for subnormal double-precision +numbers, in case an extended precision / exponent range is used +(however the test is not guaranteed with non-conforming compilers). +------------------------------------------------------------------------ +r10189 | vlefevre | 2016-03-02 16:51:19 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed test for subnormal single-precision numbers. +------------------------------------------------------------------------ +r10188 | zimmerma | 2016-03-02 16:47:54 +0000 (Wed, 02 Mar 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/tests/tget_flt.c + +added a separate configure test for subnormals in the "float" format + +------------------------------------------------------------------------ +r10187 | vlefevre | 2016-03-02 16:39:38 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +[acinclude.m4,configure.ac] Various fixes in error messages. +------------------------------------------------------------------------ +r10186 | vlefevre | 2016-03-02 15:52:47 +0000 (Wed, 02 Mar 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/TODO + +[TODO] Update ICC detection. +------------------------------------------------------------------------ +r10185 | zimmerma | 2016-03-02 15:24:12 +0000 (Wed, 02 Mar 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +autodetect support for decimal floats (as suggested in revision 10179) + +------------------------------------------------------------------------ +r10183 | vlefevre | 2016-03-02 14:56:01 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/src/ieee_floats.h + +[src/ieee_floats.h] Comment update. +------------------------------------------------------------------------ +r10182 | vlefevre | 2016-03-02 14:47:32 +0000 (Wed, 02 Mar 2016) | 2 lines +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Another improvement, just in case Clang no longer +defines __GNUC__ in the future. +------------------------------------------------------------------------ +r10181 | vlefevre | 2016-03-02 14:43:31 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c [tests/tversion.c] Improved output of compiler information. -(merge changesets r9695-9696,10170,10181-10182 from the trunk) ------------------------------------------------------------------------ -r10176 | vlefevre | 2016-03-02 00:50:40 +0000 (Wed, 02 Mar 2016) | 3 lines +r10180 | vlefevre | 2016-03-02 14:18:27 +0000 (Wed, 02 Mar 2016) | 4 lines +Changed paths: + M /trunk/src/ieee_floats.h + +[src/ieee_floats.h] No longer use a NaN memory representation because +it was fixed thus could be either a qNaN or a sNaN, depending on the +machine. Moreover the choice is to generate a qNaN, in particular due +to lack of sNaN support by compilers. +------------------------------------------------------------------------ +r10179 | vlefevre | 2016-03-02 13:59:12 +0000 (Wed, 02 Mar 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +Do not build with decimal float by default as it is not standard +(a better behavior could be to auto-detect). +------------------------------------------------------------------------ +r10178 | vlefevre | 2016-03-02 10:02:37 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/src/ieee_floats.h + M /trunk/src/mpfr-impl.h + +Updated comments about DBL_NAN, dbl_nan.d and qNaN / sNaN encoding. +------------------------------------------------------------------------ +r10177 | vlefevre | 2016-03-02 01:03:56 +0000 (Wed, 02 Mar 2016) | 1 line +Changed paths: + M /trunk/src/get_flt.c + +[src/get_flt.c] Updated FIXME comment: idea of a solution... +------------------------------------------------------------------------ +r10175 | vlefevre | 2016-03-02 00:49:43 +0000 (Wed, 02 Mar 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/get_flt.c + M /trunk/src/get_flt.c [src/get_flt.c] FIXME: The code assumes the IEEE-754 binary32 format with subnormal support. -(merged changeset r10175 from the trunk) ------------------------------------------------------------------------ -r10174 | vlefevre | 2016-03-02 00:32:46 +0000 (Wed, 02 Mar 2016) | 3 lines +r10173 | vlefevre | 2016-03-02 00:29:46 +0000 (Wed, 02 Mar 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tget_flt.c + M /trunk/tests/tget_flt.c [tests/tget_flt.c] Do tests that may involve subnormals only if HAVE_DENORMS is defined. -(merged changeset r10173 from the trunk) ------------------------------------------------------------------------ -r10167 | vlefevre | 2016-03-01 15:44:58 +0000 (Tue, 01 Mar 2016) | 2 lines +r10172 | vlefevre | 2016-03-01 17:17:13 +0000 (Tue, 01 Mar 2016) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tget_flt.c + M /trunk/src/set_d64.c + M /trunk/src/set_float128.c + M /trunk/src/set_ld.c -[tests/tget_flt.c] Use DOUBLE_ISNAN() instead of f == f. -(merge changesets r10160,10163 from the trunk) +[src/set_*.c] Use the DOUBLE_ISNAN macro for _Decimal64, __float128 and +long double like what is done for double; on platforms where d != d is +not wrongly optimized to false, this should not change anything. Also +added some MPFR_UNLIKELY for special cases of _Decimal64 and __float128, +as this is already done for double and long double. ------------------------------------------------------------------------ -r10166 | vlefevre | 2016-03-01 15:41:03 +0000 (Tue, 01 Mar 2016) | 2 lines +r10171 | vlefevre | 2016-03-01 16:59:07 +0000 (Tue, 01 Mar 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL + M /trunk/tools/mpfrlint -[INSTALL] Updated "Notes on AIX/PowerPC". -(merged changeset r10161 from the trunk) +[tools/mpfrlint] Detect some uses of "x != x" and "x == x". ------------------------------------------------------------------------ -r10149 | zimmerma | 2016-02-29 20:29:40 +0000 (Mon, 29 Feb 2016) | 2 lines +r10170 | zimmerma | 2016-03-01 16:34:35 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1/configure.ac - M /branches/3.1/src/mpfr-gmp.h + M /trunk/tests/tversion.c -reverted commit 10144 (wrongly applied to branch 3.1 instead of trunk) +recognize icc (which might define __GNUC__) ------------------------------------------------------------------------ -r10148 | vlefevre | 2016-02-29 18:07:10 +0000 (Mon, 29 Feb 2016) | 3 lines +r10169 | vlefevre | 2016-03-01 16:07:33 +0000 (Tue, 01 Mar 2016) | 1 line Changed paths: - M /branches/3.1/tools/mpfrlint + M /trunk/src/mpfr-impl.h -[tools/mpfrlint] ASSERT and ASSERT_ALWAYS must not be used for -assertion checking. -(merge changesets r8123,8589,10147 from the trunk, only for mpfrlint) +[src/mpfr-impl.h] Added a comment about non-IEEE-754 environment. ------------------------------------------------------------------------ -r10146 | vlefevre | 2016-02-29 17:47:01 +0000 (Mon, 29 Feb 2016) | 2 lines +r10168 | zimmerma | 2016-03-01 15:46:05 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tget_d.c - M /branches/3.1/tests/tget_d_2exp.c - M /branches/3.1/tests/tget_ld_2exp.c + M /trunk/src/ieee_floats.h + +HAVE_DOUBLE_IEEE_LITTLE_SWAPPED is not supported -Replaced the remaining ASSERT_ALWAYS by MPFR_ASSERTN. -(merged changeset r10145 from the trunk) ------------------------------------------------------------------------ -r10144 | zimmerma | 2016-02-29 17:31:52 +0000 (Mon, 29 Feb 2016) | 4 lines +r10165 | vlefevre | 2016-03-01 15:37:17 +0000 (Tue, 01 Mar 2016) | 3 lines Changed paths: - M /branches/3.1/configure.ac - M /branches/3.1/src/mpfr-gmp.h + M /trunk/configure.ac -native detection of ieee_double_extract (work in progress), -this will allow to have decimal-float support without gmp-build -(and also faster set_d/get_d) +[configure.ac] Quote the argument of all AC_MSG_RESULT and AC_MSG_ERROR +when it is longer than a word, as already done in most cases (this is +safer in case we modify the text and add a comma). +------------------------------------------------------------------------ +r10164 | vlefevre | 2016-03-01 15:19:46 +0000 (Tue, 01 Mar 2016) | 1 line +Changed paths: + M /trunk/tests/tset_float128.c +[tests/tset_float128.c] Better cast. ------------------------------------------------------------------------ -r10143 | zimmerma | 2016-02-29 17:22:30 +0000 (Mon, 29 Feb 2016) | 2 lines +r10163 | zimmerma | 2016-03-01 15:08:50 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1/tests/tget_set_d64.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tset_float128.c -fixed assert macros +use DOUBLE_ISNAN() instead of f == f ------------------------------------------------------------------------ -r10142 | zimmerma | 2016-02-29 16:06:17 +0000 (Mon, 29 Feb 2016) | 2 lines +r10162 | zimmerma | 2016-03-01 14:31:01 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1/src/mpfr-gmp.h + M /trunk/tools/cfarm.sh -fixed typo +updated + +------------------------------------------------------------------------ +r10161 | zimmerma | 2016-03-01 14:23:02 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +updated paragraph on AIX/PowerPC + +------------------------------------------------------------------------ +r10160 | zimmerma | 2016-03-01 14:19:57 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/tests/tget_flt.c + +added more details in case of error + +------------------------------------------------------------------------ +r10159 | zimmerma | 2016-03-01 14:08:10 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +harmonize configure message against GMP ------------------------------------------------------------------------ -r10139 | vlefevre | 2016-02-29 04:17:22 +0000 (Mon, 29 Feb 2016) | 1 line +r10158 | zimmerma | 2016-03-01 12:16:25 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/cfarm.sh + +updated with mpfr-3.1.4-rc2 -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r10138 | vlefevre | 2016-02-29 04:07:54 +0000 (Mon, 29 Feb 2016) | 2 lines +r10157 | zimmerma | 2016-03-01 10:48:18 +0000 (Tue, 01 Mar 2016) | 3 lines Changed paths: - M /branches/3.1/NEWS + M /trunk/configure.ac + M /trunk/src/mpfr-gmp.h + +fixed detection of "double" format, and removed +HAVE_DOUBLE_IEEE_LITTLE_SWAPPED, since we have no machine to test it -[NEWS] Added "MinGW (MS Windows): Added support for thread-safe DLL -(shared library)." (fix in r10119,10130). ------------------------------------------------------------------------ -r10136 | vlefevre | 2016-02-29 03:56:39 +0000 (Mon, 29 Feb 2016) | 2 lines +r10156 | zimmerma | 2016-03-01 10:19:54 +0000 (Tue, 01 Mar 2016) | 2 lines Changed paths: - M /branches/3.1/INSTALL + M /trunk/src/mpfr-impl.h + +removed leftover debug statement + +------------------------------------------------------------------------ +r10155 | vlefevre | 2016-03-01 10:14:28 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +Removed "The IEEE code for double needs GMP internal files." from +doc/README.dev as this is no longer the case since r10150. +------------------------------------------------------------------------ +r10154 | zimmerma | 2016-03-01 08:53:40 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +speedup in mpfr_set_d and mpfr_get_d + +------------------------------------------------------------------------ +r10153 | zimmerma | 2016-03-01 08:52:21 +0000 (Tue, 01 Mar 2016) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +improved detection of decimal floats +removed (obsolete?) #define XDEBUG in mpfr-gmp.h + +------------------------------------------------------------------------ +r10152 | vlefevre | 2016-03-01 02:11:41 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Removed old code for Alpha (as suggested by Paul). +It was no longer tested. +------------------------------------------------------------------------ +r10151 | vlefevre | 2016-03-01 02:00:47 +0000 (Tue, 01 Mar 2016) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Added a FIXME comment about a possible misuse of +AC_RUN_IFELSE programs that can return several values. +------------------------------------------------------------------------ +r10150 | zimmerma | 2016-02-29 20:57:06 +0000 (Mon, 29 Feb 2016) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/get_d64.c + M /trunk/src/ieee_floats.h + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/scale2.c + M /trunk/src/set_d.c + M /trunk/src/set_d64.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + +get rid of dependency from GMP for _GMP_IEEE_FLOATS and ieee_double_extract +enable decimal float by default + +------------------------------------------------------------------------ +r10147 | vlefevre | 2016-02-29 17:56:38 +0000 (Mon, 29 Feb 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Also detect the use of ASSERT_ALWAYS (forbidden). +------------------------------------------------------------------------ +r10145 | vlefevre | 2016-02-29 17:44:12 +0000 (Mon, 29 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_ld_2exp.c + +Replaced the remaining ASSERT_ALWAYS by MPFR_ASSERTN. +------------------------------------------------------------------------ +r10141 | vlefevre | 2016-02-29 09:49:50 +0000 (Mon, 29 Feb 2016) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Removed a useless note (as the ABI has already changed). +------------------------------------------------------------------------ +r10137 | vlefevre | 2016-02-29 04:06:04 +0000 (Mon, 29 Feb 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] Update about MinGW: "Added support for thread-safe DLL" as +this was more than a fix of the test suite with r9684,9778. +------------------------------------------------------------------------ +r10135 | vlefevre | 2016-02-29 03:52:18 +0000 (Mon, 29 Feb 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] Added "MinGW: Avoid failures in the test suite for shared builds +with TLS." (fix in r9891). +------------------------------------------------------------------------ +r10134 | vlefevre | 2016-02-29 03:48:45 +0000 (Mon, 29 Feb 2016) | 2 lines +Changed paths: + M /trunk/INSTALL [INSTALL] Removed an obsolete sentence about MinGW and shared builds -with TLS (the failures in the test suite were avoided in r10119,10130). +with TLS (the failures in the test suite were avoided in r9891). ------------------------------------------------------------------------ -r10133 | vlefevre | 2016-02-29 01:12:13 +0000 (Mon, 29 Feb 2016) | 6 lines +r10132 | vlefevre | 2016-02-29 00:55:52 +0000 (Mon, 29 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/tests/Makefile.am -[tests/tversion.c] - * Output support status of modifiers in gmp_printf (a bit like r10123 - and r10124 in the trunk, except that macros PRINTF_T and PRINTF_L - do not exist and their absence means here "yes"). - * Output availability of intmax_t/uintmax_t based functions and - *printf functions (merged changeset r10127 from the trunk). +[tests/Makefile.am] Comment update. +------------------------------------------------------------------------ +r10128 | vlefevre | 2016-02-25 15:24:32 +0000 (Thu, 25 Feb 2016) | 1 line +Changed paths: + M /trunk/src/clears.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_uintmax.c + M /trunk/src/get_sj.c + M /trunk/src/get_uj.c + M /trunk/src/inits.c + M /trunk/src/inits2.c + M /trunk/src/printf.c + M /trunk/src/set_sj.c + M /trunk/src/set_uj.c + M /trunk/src/vasprintf.c + M /trunk/tests/tests.c + M /trunk/tests/tfits.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_sj.c + +About "config.h" inclusion: code consistency; removed obsolete comment. +------------------------------------------------------------------------ +r10127 | vlefevre | 2016-02-25 15:10:34 +0000 (Thu, 25 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output availability of intmax_t/uintmax_t based +functions and *printf functions. ------------------------------------------------------------------------ -r10131 | vlefevre | 2016-02-26 14:43:04 +0000 (Fri, 26 Feb 2016) | 5 lines +r10126 | vlefevre | 2016-02-25 15:02:06 +0000 (Thu, 25 Feb 2016) | 1 line Changed paths: - M /branches/3.1/acinclude.m4 + M /trunk/src/printf.c -[acinclude.m4] Replaced a "main()" (from the merge of r8245) by -"main (void)" (the other similar changes were done in r9418 for -the 3.1 branch and r8728 in the trunk, which is why r8245 did not -have this change). Useful to configure & build with -Werror (this -needs a patched autoconf). +[src/printf.c] Added a blank line for more readability. ------------------------------------------------------------------------ -r10130 | vlefevre | 2016-02-26 12:05:16 +0000 (Fri, 26 Feb 2016) | 6 lines +r10125 | vlefevre | 2016-02-25 14:52:16 +0000 (Thu, 25 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/src - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr-thread.h - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_rnd.c + M /trunk/doc/README.dev -Better threading support: - * Support for _Thread_local (C11). - * Support build as thread-safe DLL on Windows (mainly changes - from Stephan Tolksdorf). -(merged changesets r7954,8245,9684,9778 from the trunk, with -mpfr_flags_t replaced by unsigned int) +[doc/README.dev] Added a note about the "config.h" inclusion. ------------------------------------------------------------------------ -r10129 | zimmerma | 2016-02-26 10:09:44 +0000 (Fri, 26 Feb 2016) | 2 lines +r10124 | vlefevre | 2016-02-25 14:37:12 +0000 (Thu, 25 Feb 2016) | 1 line Changed paths: - M /branches/3.1/INSTALL + M /trunk/tests/tversion.c -changed according to suggestion from Eli Zaretskii +[tests/tversion.c] Let's group the features together. +------------------------------------------------------------------------ +r10123 | vlefevre | 2016-02-25 14:35:26 +0000 (Thu, 25 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tversion.c +[tests/tversion.c] Output support status of modifiers in gmp_printf. ------------------------------------------------------------------------ -r10120 | vlefevre | 2016-02-25 01:43:51 +0000 (Thu, 25 Feb 2016) | 2 lines +r10122 | vlefevre | 2016-02-25 10:36:36 +0000 (Thu, 25 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/buildopt.c + M /trunk/src/mpfr.h + M /trunk/tests/tversion.c -[INSTALL] Various updates for use with Windows applications. -(merged changesets r9750-9751,9756-9757,9762-9767 from the trunk) +Added mpfr_buildopt_float128_p function. ------------------------------------------------------------------------ -r10119 | vlefevre | 2016-02-24 16:35:33 +0000 (Wed, 24 Feb 2016) | 7 lines +r10121 | vlefevre | 2016-02-25 10:25:46 +0000 (Thu, 25 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/memory.c - M /branches/3.1/tests/mpfr-test.h - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tgrandom.c - M /branches/3.1/tests/tset_str.c - M /branches/3.1/tests/tsum.c - M /branches/3.1/tools/mpfrlint + M /trunk/doc/mpfr.texi -In the tests, use tests_allocate and tests_free instead of -(*__gmp_allocate_func) / malloc and (*__gmp_free_func) / free. -Note: This follows the discussion at - https://sympa.inria.fr/sympa/arc/mpfr/2015-12/msg00055.html -and should solve these problems under MS Windows (mingw32). -(merged changesets r9891,10118 from the trunk, resolving conflicts -to keep only the needed changes) +[doc/mpfr.texi] Removed old comments. ------------------------------------------------------------------------ -r10117 | vlefevre | 2016-02-24 15:27:21 +0000 (Wed, 24 Feb 2016) | 1 line +r10118 | vlefevre | 2016-02-24 16:21:47 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tests/tset_str.c -Updated version to 3.1.4-rc2. +[tests/tset_str.c] Correction (with no noticeable effect). ------------------------------------------------------------------------ -r10116 | vlefevre | 2016-02-24 15:22:37 +0000 (Wed, 24 Feb 2016) | 8 lines +r10115 | vlefevre | 2016-02-24 14:11:12 +0000 (Wed, 24 Feb 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/tools/mpfrlint -[configure.ac] Try to link with GMP even when a DLL, since it seems -to work now: - https://sympa.inria.fr/sympa/arc/mpfr/2013-05/msg00010.html - https://sympa.inria.fr/sympa/arc/mpfr/2015-12/msg00037.html -Thus gmp_printf features (from the printf C function) are now tested, -avoiding failures in the tests with thread-safe shared Windows builds -using MinGW. -(merged changeset r8524 from the trunk) +[tools/mpfrlint] For codespell, skip the openout.* files, which are +created by "make pdf". ------------------------------------------------------------------------ -r10107 | vlefevre | 2016-02-24 01:51:14 +0000 (Wed, 24 Feb 2016) | 1 line +r10113 | vlefevre | 2016-02-24 11:15:44 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/src/sum.c -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[src/sum.c] Minor FIXME comment update. ------------------------------------------------------------------------ -r10106 | vlefevre | 2016-02-24 01:40:56 +0000 (Wed, 24 Feb 2016) | 2 lines +r10112 | vlefevre | 2016-02-24 10:36:02 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/sum.txt -[doc/mpfr.texi] Fixed a warning with "make info". -(merged changeset r10105 from the trunk) +[doc/sum.txt] Updated introduction. ------------------------------------------------------------------------ -r10104 | vlefevre | 2016-02-24 01:30:08 +0000 (Wed, 24 Feb 2016) | 1 line +r10111 | vlefevre | 2016-02-24 03:10:09 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/announce-text -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[tools/announce-text] Check the files on the mpfr.org web server. ------------------------------------------------------------------------ -r10103 | vlefevre | 2016-02-24 01:27:46 +0000 (Wed, 24 Feb 2016) | 1 line +r10110 | vlefevre | 2016-02-24 02:41:10 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/NEWS + M /trunk/tools/announce-text -[NEWS] Update for GNU MPFR 3.1.4. +[tools/announce-text] Added a comment. ------------------------------------------------------------------------ -r10102 | vlefevre | 2016-02-24 01:25:32 +0000 (Wed, 24 Feb 2016) | 5 lines +r10109 | vlefevre | 2016-02-24 02:34:29 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/Makefile.am - A /branches/3.1/tools/ck-news (from /trunk/tools/ck-news:10101) + M /trunk/tools/announce-text + +[tools/announce-text] Update for release candidates. +------------------------------------------------------------------------ +r10105 | vlefevre | 2016-02-24 01:39:52 +0000 (Wed, 24 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Fixed a warning with "make info". +------------------------------------------------------------------------ +r10101 | vlefevre | 2016-02-24 01:15:08 +0000 (Wed, 24 Feb 2016) | 4 lines +Changed paths: + M /trunk/Makefile.am + A /trunk/tools/ck-news Added tools/ck-news Perl script to check the NEWS file. In Makefile.am: * run this script in dist-hook for "make dist"; * added this script to EXTRA_DIST as it is used in dist-hook. -(merged changeset r10101 from the trunk) ------------------------------------------------------------------------ -r10096 | vlefevre | 2016-02-23 22:17:20 +0000 (Tue, 23 Feb 2016) | 1 line +r10100 | vlefevre | 2016-02-24 00:14:35 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/announce-text -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[tools/announce-text] Take into account $vers setting. ------------------------------------------------------------------------ -r10095 | vlefevre | 2016-02-23 22:15:13 +0000 (Tue, 23 Feb 2016) | 2 lines +r10099 | vlefevre | 2016-02-24 00:05:37 +0000 (Wed, 24 Feb 2016) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tools/announce-text -Updated version to 3.1.4-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[tools/announce-text] Replaced MD5 by SHA256. ------------------------------------------------------------------------ -r10094 | vlefevre | 2016-02-23 22:09:55 +0000 (Tue, 23 Feb 2016) | 2 lines +r10093 | vlefevre | 2016-02-23 22:08:16 +0000 (Tue, 23 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tools/update-version + M /trunk/tools/update-version [tools/update-version] Correction for new perl versions. -(merged changeset r10093 from the trunk) ------------------------------------------------------------------------ -r10090 | vlefevre | 2016-02-23 12:26:36 +0000 (Tue, 23 Feb 2016) | 8 lines +r10092 | zimmerma | 2016-02-23 14:41:11 +0000 (Tue, 23 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +unified description of mpfr_eint + +------------------------------------------------------------------------ +r10089 | vlefevre | 2016-02-23 12:15:16 +0000 (Tue, 23 Feb 2016) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/tests/tcmp_d.c - M /branches/3.1/tests/tcmp_ld.c + M /trunk/src/cmp_d.c + M /trunk/src/cmp_ld.c [src/{cmp_d.c,cmp_ld.c}] Bug fixes: mpfr_cmp_d (resp. mpfr_cmp_ld) was setting the NaN flag when the double (resp. long double) was a NaN and could return an incorrect result (assertion failure in debug mode) in reduced exponent range. +------------------------------------------------------------------------ +r10088 | vlefevre | 2016-02-23 12:05:41 +0000 (Tue, 23 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + [tests/{tcmp_d.c,tcmp_ld.c}] Added a test in reduced exponent range. -Full test of the flags for NaN. -(merged changesets r10087-10089 from the trunk, with replacement of -new features of the trunk) ------------------------------------------------------------------------- -r10083 | vlefevre | 2016-02-22 14:46:51 +0000 (Mon, 22 Feb 2016) | 14 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/sum.c - M /branches/3.1/tests/tsum.c - -[src/sum.c] Fixed bugs in mpfr_sum, which could return wrong results - when not all the numbers have the same precision. A side effect is - that this can make mpfr_sum much slower and/or take much more memory - in some of such cases with the same program; this is normal and - cannot easily be avoided with the current algorithm. - Note: The full rewrite currently in the trunk has not been merged - because this would not be a simple patch (and it is still incomplete - when a number is reused as the output). -[src/mpfr-impl.h] Updated the prototype of mpfr_sum_sort. - Note: Since this function is used only internally and by the tests, - this does not break the ABI. However the old and new tsum tests are - source & binary incompatible. -[tests/tsum.c] Updated the use of mpfr_sum_sort. Added a testcase. -(merged changesets r8697,8699,8701,8851 from the trunk) ------------------------------------------------------------------------- -r10078 | vlefevre | 2016-02-22 12:46:41 +0000 (Mon, 22 Feb 2016) | 5 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/agm.c - M /branches/3.1/tests/tagm.c - -[src/agm.c] Fixed bug in mpfr_agm in case the two FP inputs have - the same value but the result cannot be exactly represented in - the target precision: the ternary value was wrongly set to 0. -[tests/tagm.c] Added testcase. -(merged changesets r10060,10077 from the trunk) ------------------------------------------------------------------------- -r10075 | vlefevre | 2016-02-19 17:03:45 +0000 (Fri, 19 Feb 2016) | 6 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/rem1.c - M /branches/3.1/tests/tfmod.c - M /branches/3.1/tests/tremquo.c - -[src/rem1.c] Fixed bug in the mpfr_rem1 internal function (used by -mpfr_remainder, mpfr_remquo and mpfr_fmod): MPFR can take much memory -or crash when using inputs with a huge difference in magnitude. -[tests/{tfmod.c,tremquo.c}] Testcases. -(merged changesets r10054,10056,10059,10061-10062,10064,10072-10074 -from the trunk) ------------------------------------------------------------------------- -r10071 | vlefevre | 2016-02-19 16:08:41 +0000 (Fri, 19 Feb 2016) | 4 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/gamma.c - M /branches/3.1/tests/tgamma.c - -[src/gamma.c] Bug fix in case the argument is an integer fitting in an -unsigned long: flags may be set while they shouldn't, and the result -may be incorrect in a very reduced exponent range. -(merged changesets r10043-10045 from the trunk) ------------------------------------------------------------------------- -r10040 | vlefevre | 2016-02-15 12:57:57 +0000 (Mon, 15 Feb 2016) | 10 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src - M /branches/3.1/src/root.c - M /branches/3.1/tests/troot.c - -[src/root.c] Fixed root(x,k) for large very values of k: MPFR could -crash or take much memory, and the function could return incorrect -values. This is done by changing the algorithm for k > 100. This patch -is rather safe as applications that only use small values of k (≤ 100) -won't see any change, and for applications that may use large values -of k, this change may be needed. -[tests/troot.c] Added tests. -(merged changesets r9921-9928,9930-9931,9965-9970,9973-9974,10036,10038 -from the trunk, with mpfr_flags_t replaced by unsigned int; for r9965, -the merged was done only on the src directory) ------------------------------------------------------------------------- -r10039 | vlefevre | 2016-02-15 12:34:15 +0000 (Mon, 15 Feb 2016) | 1 line -Changed paths: - M /branches/3.1/src/mpfr-impl.h - -[src/mpfr-impl.h] Merged r9970 to simplify a future patch generation. ------------------------------------------------------------------------- -r10035 | vlefevre | 2016-02-15 10:20:38 +0000 (Mon, 15 Feb 2016) | 7 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_u.h - M /branches/3.1/tests/tfits.c - -[src/{fits_intmax.c,fits_s.h,fits_u.h}] Fixed mpfr_fits_* functions: the -flags could be modified, and an assertion failure could be triggered in -debug mode (additional assertion checking) for non-integer numbers just -above the positive limit. -[tests/tfits.c] Many new tests. -(merged changesets r9650,9653-9655,10030-10034 from the trunk, with -mpfr_flags_t replaced by unsigned int) ------------------------------------------------------------------------- -r10029 | vlefevre | 2016-02-12 14:19:46 +0000 (Fri, 12 Feb 2016) | 7 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src/div.c - M /branches/3.1/src/round_p.c - M /branches/3.1/src/round_prec.c - M /branches/3.1/tests/tcan_round.c - -Fixed bug in mpfr_can_round_raw, which affected mpfr_can_round: the -result could be true instead of false in case of a change of binade -(exponent decrease) on the approximation interval. At the same time, -make sure that the number is normalized, and ditto for mpfr_round_p; -otherwise the semantic is not clear. Thus mpfr_div, which could call -mpfr_round_p with an unnormalized number, had to be fixed. -(merged changesets r9881,9883-9890,9896-9904,9932,10027 from the trunk) ------------------------------------------------------------------------ -r10026 | vlefevre | 2016-02-12 13:26:58 +0000 (Fri, 12 Feb 2016) | 3 lines +r10087 | vlefevre | 2016-02-23 11:56:19 +0000 (Tue, 23 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + +[tests/{tcmp_d.c,tcmp_ld.c}] Full test of the flags for NaN → failure. +------------------------------------------------------------------------ +r10086 | vlefevre | 2016-02-23 09:28:01 +0000 (Tue, 23 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + +[tests/{tcmp_d.c,tcmp_ld.c}] GNU coding style. +------------------------------------------------------------------------ +r10085 | vlefevre | 2016-02-23 09:24:50 +0000 (Tue, 23 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcmp_d.c + +[tests/tcmp_d.c] GNU coding style. +------------------------------------------------------------------------ +r10084 | vlefevre | 2016-02-23 08:38:47 +0000 (Tue, 23 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update about the suggestion to split the inputs for +Demmel's algorithm. +------------------------------------------------------------------------ +r10082 | vlefevre | 2016-02-22 14:13:07 +0000 (Mon, 22 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a reference to the build-multi script. +------------------------------------------------------------------------ +r10080 | vlefevre | 2016-02-22 14:03:36 +0000 (Mon, 22 Feb 2016) | 1 line +Changed paths: + D /trunk/tools/build-multi + +Removed the tools/build-multi script (already in ^/misc). +------------------------------------------------------------------------ +r10079 | vlefevre | 2016-02-22 13:59:11 +0000 (Mon, 22 Feb 2016) | 2 lines +Changed paths: + A /trunk/tools/build-multi + +Added tools/build-multi zsh script to build and install multiple MPFR +versions, and add XML library descriptors for ABI Compliance Checker. +------------------------------------------------------------------------ +r10077 | vlefevre | 2016-02-22 12:34:37 +0000 (Mon, 22 Feb 2016) | 2 lines Changed paths: - M /branches/3.1/src/exp3.c + M /trunk/tests/tagm.c + +[tests/tagm.c] Also do the test with a = b in precision 2 (since the +same bug occurs in the 3.1 branch, which doesn't support precision 1). +------------------------------------------------------------------------ +r10076 | zimmerma | 2016-02-22 11:00:48 +0000 (Mon, 22 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +fixed error analysis for gamma_inc continued fraction + +------------------------------------------------------------------------ +r10074 | vlefevre | 2016-02-19 16:53:29 +0000 (Fri, 19 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/tfmod.c + +[tests/tfmod.c] Test that triggers the bug fixed in r10054: run it +also in the extended exponent range in order to make the test fail +when ported to the 3.1 branch. +------------------------------------------------------------------------ +r10073 | vlefevre | 2016-02-19 16:35:48 +0000 (Fri, 19 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tfmod.c + +[tests/tfmod.c] Renamed a variable since it is not always NaN. +------------------------------------------------------------------------ +r10072 | vlefevre | 2016-02-19 16:29:37 +0000 (Fri, 19 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tfmod.c + +[tests/tfmod.c] Added a test that triggers the bug fixed in r10054 +without relying on test_generic failure. +------------------------------------------------------------------------ +r10070 | zimmerma | 2016-02-19 08:02:46 +0000 (Fri, 19 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added references in comment + +------------------------------------------------------------------------ +r10069 | zimmerma | 2016-02-18 17:52:47 +0000 (Thu, 18 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.bib + M /trunk/doc/algorithms.tex + +added error analysis for gamma_inc with continued fraction (to be reviewed) + +------------------------------------------------------------------------ +r10068 | vlefevre | 2016-02-18 13:52:16 +0000 (Thu, 18 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + M /trunk/src/sum.c + +[doc/sum.txt,src/sum.c] mpfr_sum: added support for precision 1. +------------------------------------------------------------------------ +r10067 | zimmerma | 2016-02-18 12:08:46 +0000 (Thu, 18 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +more precision about gamma_inc + +------------------------------------------------------------------------ +r10066 | zimmerma | 2016-02-18 09:31:53 +0000 (Thu, 18 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added reference to series for incomplete gamma function + +------------------------------------------------------------------------ +r10065 | zimmerma | 2016-02-17 19:36:55 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tgamma_inc.c + +added tests for negative integer a + +------------------------------------------------------------------------ +r10064 | vlefevre | 2016-02-17 17:51:14 +0000 (Wed, 17 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/tfmod.c + +[tests/tfmod.c] Do not use a variable named nan to avoid confusion +with the nan function of C99 (and possible obscure failures in the +future, if we include <math.h>). +------------------------------------------------------------------------ +r10063 | zimmerma | 2016-02-17 17:46:17 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added reference to gamma_inc(-n,x) for current code + +------------------------------------------------------------------------ +r10062 | zimmerma | 2016-02-17 17:29:31 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tremquo.c + +added test to exercise bug fixed in revision 10056 + +------------------------------------------------------------------------ +r10061 | zimmerma | 2016-02-17 17:28:47 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tfmod.c + +fixed one test + +------------------------------------------------------------------------ +r10060 | zimmerma | 2016-02-17 16:25:25 +0000 (Wed, 17 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/agm.c + M /trunk/tests/tagm.c + +fixed bug in mpfr_agm in case a=b but result cannot be exactly represented +in the target precision: ternary value was wrongly set to 0 + +------------------------------------------------------------------------ +r10059 | vlefevre | 2016-02-17 16:12:57 +0000 (Wed, 17 Feb 2016) | 1 line +Changed paths: + M /trunk/src/rem1.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r10058 | zimmerma | 2016-02-17 15:53:37 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tgamma_inc.c + +reduce the time of tgamma_inc + +------------------------------------------------------------------------ +r10057 | zimmerma | 2016-02-17 15:53:24 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tgeneric.c + +fixed the number of special tests for 2-argument functions + +------------------------------------------------------------------------ +r10056 | zimmerma | 2016-02-17 15:39:49 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/rem1.c + +fixed stupid error in revision 10054 + +------------------------------------------------------------------------ +r10055 | vlefevre | 2016-02-17 15:23:25 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Removed mpfr_sum_sort declaration, as this internal +function had been removed in r9370. +------------------------------------------------------------------------ +r10054 | zimmerma | 2016-02-17 15:17:20 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/rem1.c + M /trunk/tests/tfmod.c + +avoid computing with huge integers in mpfr_fmod when x/y is very small + +------------------------------------------------------------------------ +r10053 | vlefevre | 2016-02-17 15:00:01 +0000 (Wed, 17 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update about the old mpfr_sum implementation. +------------------------------------------------------------------------ +r10052 | zimmerma | 2016-02-17 14:19:48 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +Clarify the status of mpfr_gamma_inc for the MPFR 3.2 release. + +------------------------------------------------------------------------ +r10051 | vlefevre | 2016-02-17 13:06:46 +0000 (Wed, 17 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Fixed a typo in latest commit, and added min/max +and max/min special tests for functions with 2 arguments. +This triggers a failure in tfmod on 64-bit machines at least. +------------------------------------------------------------------------ +r10050 | vlefevre | 2016-02-17 12:47:48 +0000 (Wed, 17 Feb 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c -[src/exp3.c] Merged r9883 to simplify a future patch generation -(fix of comment formatting, which shouldn't have been with the -other r9883 changes). +[src/gamma_inc.c] Improved assertions. ------------------------------------------------------------------------ -r10023 | vlefevre | 2016-02-12 12:30:17 +0000 (Fri, 12 Feb 2016) | 4 lines +r10049 | zimmerma | 2016-02-17 12:34:05 +0000 (Wed, 17 Feb 2016) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/mul_ui.c - M /branches/3.1/src/si_op.c - M /branches/3.1/src/ui_div.c + M /trunk/src/gamma_inc.c + M /trunk/tests/tgamma_inc.c + M /trunk/tests/tgeneric.c + +now mpfr_gamma_inc(a,x) also works for 'a' a negative integer +(however a and x should not be too large, we should implement +Legendre's continued fraction for the general case) -Fixed bug in si operations (mpfr_add_si, mpfr_sub_si, mpfr_si_sub, -mpfr_mul_si, mpfr_div_si, mpfr_si_div) when the integer is LONG_MIN, -visible when using an UB sanitizer. -(merged changesets r9998-9999,10003,10005 from the trunk) ------------------------------------------------------------------------ -r10009 | vlefevre | 2016-02-09 09:59:52 +0000 (Tue, 09 Feb 2016) | 1 line +r10048 | zimmerma | 2016-02-17 12:26:53 +0000 (Wed, 17 Feb 2016) | 2 lines Changed paths: - M /branches/3.1/src/eint.c + M /trunk/src/eint.c + M /trunk/tests/teint.c + +fixed issue in mpfr_eint -[src/eint.c] Typo in a comment. ------------------------------------------------------------------------ -r10002 | vlefevre | 2016-02-09 01:34:37 +0000 (Tue, 09 Feb 2016) | 4 lines +r10047 | vlefevre | 2016-02-17 12:25:30 +0000 (Wed, 17 Feb 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgeneric_ui.c + M /trunk/src/gamma.c + +[src/gamma.c] Added another assertion. +------------------------------------------------------------------------ +r10046 | vlefevre | 2016-02-17 12:17:27 +0000 (Wed, 17 Feb 2016) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Added assertions and a comment. +------------------------------------------------------------------------ +r10045 | vlefevre | 2016-02-17 12:07:49 +0000 (Wed, 17 Feb 2016) | 4 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Removed useless saved_flags as flags are already saved +by MPFR_SAVE_EXPO_MARK. Removed the comment about about emin/emax as +emin <= 2 <= emax may not be sufficient (or may be suboptimal). +After all, MPFR_SAVE_EXPO_* is the usual thing to do... +------------------------------------------------------------------------ +r10044 | zimmerma | 2016-02-17 11:42:15 +0000 (Wed, 17 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +previous commit was incomplete + +------------------------------------------------------------------------ +r10043 | zimmerma | 2016-02-17 11:09:33 +0000 (Wed, 17 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/gamma.c + M /trunk/tests/tgamma.c + +fixed bug in mpfr_gamma: flags might be corrupted in case the argument was +an integer fitting in an unsigned long + +------------------------------------------------------------------------ +r10042 | vlefevre | 2016-02-15 19:12:11 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about patches. +------------------------------------------------------------------------ +r10038 | vlefevre | 2016-02-15 12:17:30 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Compare root(x,2^h) with pow(x,2^(-h)). +------------------------------------------------------------------------ +r10037 | vlefevre | 2016-02-15 11:45:26 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tpow.c + +Added bad_cases tests for mpfr_pow_ui and mpfr_pow_si. +------------------------------------------------------------------------ +r10036 | vlefevre | 2016-02-15 11:37:34 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/troot.c + +Added bad_cases tests for mpfr_root. +------------------------------------------------------------------------ +r10034 | vlefevre | 2016-02-15 09:39:49 +0000 (Mon, 15 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_u.h + +[src/{fits_intmax.c,fits_s.h,fits_u.h}] Fixed mpfr_fits_* functions +in a reduced exponent range and debug mode for non-integer numbers +just above the positive limit. +------------------------------------------------------------------------ +r10033 | vlefevre | 2016-02-15 09:36:58 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Check a non-integer number just below a power of two. +------------------------------------------------------------------------ +r10032 | vlefevre | 2016-02-15 09:17:47 +0000 (Mon, 15 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Also run the tests in reduced exponent range. +------------------------------------------------------------------------ +r10031 | vlefevre | 2016-02-15 01:50:08 +0000 (Mon, 15 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Added tests of non-integer values near the type limits. +This triggers a flags failure for src/fits_* r9649, corresponding to +the bug fixed in r9650 (there were no tests for this bug yet). +------------------------------------------------------------------------ +r10030 | vlefevre | 2016-02-15 01:23:34 +0000 (Mon, 15 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Increased code reuse so that tests could be improved +more easily (not everything is tested yet). +------------------------------------------------------------------------ +r10028 | vlefevre | 2016-02-12 13:52:48 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tconst_log2.c + +[tests/tconst_log2.c] Correction for C++ compilers. +------------------------------------------------------------------------ +r10027 | vlefevre | 2016-02-12 13:50:03 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Correction for C++ compilers. Code formatting. +------------------------------------------------------------------------ +r10025 | vlefevre | 2016-02-12 13:20:59 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Coding style. +------------------------------------------------------------------------ +r10024 | vlefevre | 2016-02-12 13:18:16 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added a TODO for value coverage tests. +------------------------------------------------------------------------ +r10022 | vlefevre | 2016-02-12 11:42:12 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a comment about mpfr_gamma_inc. +------------------------------------------------------------------------ +r10021 | vlefevre | 2016-02-12 10:33:13 +0000 (Fri, 12 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tgamma_inc.c + +[tests/tgamma_inc.c] Added a TODO. +------------------------------------------------------------------------ +r10020 | vlefevre | 2016-02-12 10:07:36 +0000 (Fri, 12 Feb 2016) | 4 lines +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Detect internal overflow in order to avoid taking +all the memory of the machine, but it is currently not supported: +assertion failure. This was occurring with a = 2^32 and x = 2^(-32) +on 32-bit machines (see change in r10019). +------------------------------------------------------------------------ +r10019 | zimmerma | 2016-02-12 09:21:57 +0000 (Fri, 12 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tgamma_inc.c + +reduced a test with large arguments + +------------------------------------------------------------------------ +r10018 | vlefevre | 2016-02-11 13:59:33 +0000 (Thu, 11 Feb 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Improved type consistency to avoid integer overflow. +------------------------------------------------------------------------ +r10017 | vlefevre | 2016-02-11 13:54:47 +0000 (Thu, 11 Feb 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Added some assertions to detect integer overflow. +------------------------------------------------------------------------ +r10016 | vlefevre | 2016-02-11 12:46:30 +0000 (Thu, 11 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tgamma_inc.c + +[tests/tgamma_inc.c] C++/C99 comment → C89 comment. +------------------------------------------------------------------------ +r10015 | vlefevre | 2016-02-11 12:44:49 +0000 (Thu, 11 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gmp_op.c + +[src/gmp_op.c] Fixed an assertion that made tgmpop fail on 32-bit +machines (it became wrong with r9964 and --enable-assert). +------------------------------------------------------------------------ +r10014 | vlefevre | 2016-02-10 09:31:39 +0000 (Wed, 10 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Added a FIXME for precision 1 (recently added). +------------------------------------------------------------------------ +r10013 | zimmerma | 2016-02-10 08:39:20 +0000 (Wed, 10 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +added formula for gamma_inc(-n,x) + +------------------------------------------------------------------------ +r10012 | zimmerma | 2016-02-09 14:16:17 +0000 (Tue, 09 Feb 2016) | 4 lines +Changed paths: + M /trunk/TODO + +removed item about speeding up const_euler: done since now for x=1.1, +prec=16610, mpfr_const_euler takes only about 40% of the total time. +For x=1.1 and prec=100000 it takes only about 14% of the total time. + +------------------------------------------------------------------------ +r10011 | zimmerma | 2016-02-09 14:06:42 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + M /trunk/tests/tgamma_inc.c + +fixed the call to mpfr_eint() in gamma_inc, added some tests for gamma_inc + +------------------------------------------------------------------------ +r10010 | zimmerma | 2016-02-09 13:35:39 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/eint.c + M /trunk/tests/teint.c + +now mpfr_eint() returns -E1(-x) for x < 0 + +------------------------------------------------------------------------ +r10008 | vlefevre | 2016-02-09 09:55:51 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/eint.c + M /trunk/tests/teint.c + +[src/eint.c] Fixed eint(-inf). +[tests/teint.c] Added a corresponding test. +------------------------------------------------------------------------ +r10007 | vlefevre | 2016-02-09 02:17:21 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/src/si_op.c + +[src/si_op.c] Unified coding style and added logging. +------------------------------------------------------------------------ +r10006 | vlefevre | 2016-02-09 02:10:22 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/src/div_ui.c + M /trunk/src/mul_ui.c + M /trunk/src/si_op.c + M /trunk/src/ui_div.c + +[src] Moved si ops from mul_ui.c, div_ui.c and ui_div.c to si_op.c. +------------------------------------------------------------------------ +r10005 | vlefevre | 2016-02-09 02:07:23 +0000 (Tue, 09 Feb 2016) | 4 lines +Changed paths: + M /trunk/src/ui_div.c + +[src/ui_div.c] Fixed bug in mpfr_si_div when the integer is LONG_MIN, +visible when using an UB sanitizer (see r9999). +Note: this integer value is not tested yet in the test suite due to +the lack of generic tests for mpfr_si_div. +------------------------------------------------------------------------ +r10004 | vlefevre | 2016-02-09 02:03:32 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tgeneric.c + M /trunk/tests/tsi_op.c + +[tests/{tgeneric.c,tsi_op.c}] Added TODO. +------------------------------------------------------------------------ +r10003 | vlefevre | 2016-02-09 01:44:53 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/div_ui.c + M /trunk/src/mul_ui.c + +[src/{div,mul}_ui.c] Fixed bug in mpfr_div_si and mpfr_mul_si when the +integer is LONG_MIN, visible when using an UB sanitizer (see r9999). +------------------------------------------------------------------------ +r10001 | vlefevre | 2016-02-09 01:31:17 +0000 (Tue, 09 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/tgeneric_ui.c [tests/tgeneric_ui.c] Added tests of the extreme integer values, -so that tsi_op fails with a runtime error in si_op.c when using -an UB sanitizer (bug fixed in r9999 in the trunk). -(merged changeset r10001 from the trunk) +so that tsi_op fails with a runtime error in si_op.c r9998 when +using an UB sanitizer (bug fixed in r9999). ------------------------------------------------------------------------ -r9987 | vlefevre | 2016-02-08 11:07:06 +0000 (Mon, 08 Feb 2016) | 1 line +r10000 | vlefevre | 2016-02-09 01:17:01 +0000 (Tue, 09 Feb 2016) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/eint.c + +[src/eint.c] Code simplification. +------------------------------------------------------------------------ +r9999 | vlefevre | 2016-02-09 01:08:25 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/si_op.c + +[src/si_op.c] Fixed bug in mpfr_add_si, mpfr_sub_si and mpfr_si_sub +when the integer is LONG_MIN, visible when using an UB sanitizer. +------------------------------------------------------------------------ +r9998 | vlefevre | 2016-02-09 01:03:01 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/src/si_op.c + +[src/si_op.c] Code formatting. +------------------------------------------------------------------------ +r9997 | vlefevre | 2016-02-09 01:01:01 +0000 (Tue, 09 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/teint.c + +[tests/teint.c] Added a test that triggers a runtime error +at si_op.c:42:31 on an x86-64 Linux machine, using: + CFLAGS="-fsanitize=undefined -fno-sanitize-recover" +------------------------------------------------------------------------ +r9996 | vlefevre | 2016-02-09 00:33:32 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typographic correction. +------------------------------------------------------------------------ +r9995 | vlefevre | 2016-02-09 00:27:35 +0000 (Tue, 09 Feb 2016) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Avoid false positives in mp_exp_t check. +------------------------------------------------------------------------ +r9994 | vlefevre | 2016-02-09 00:18:19 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/eint.c + +[src/eint.c] Updated a FIXME (mpfr_set_exp_t was added in r4333 and +completed in r5455), with typo from r6789 corrected. +------------------------------------------------------------------------ +r9993 | vlefevre | 2016-02-09 00:02:40 +0000 (Tue, 09 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated Section "API Compatibility / Changed Functions": +mpfr_eint changed in MPFR 3.2. +------------------------------------------------------------------------ +r9992 | zimmerma | 2016-02-08 18:52:44 +0000 (Mon, 08 Feb 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + +update NEWS/TODO with respect to E1 -[doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r9944 | vlefevre | 2016-02-04 15:15:38 +0000 (Thu, 04 Feb 2016) | 2 lines +r9991 | zimmerma | 2016-02-08 18:41:55 +0000 (Mon, 08 Feb 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/src/eint.c + M /trunk/tests/teint.c + +oops, eint(x) was wrong for negative x with |x| >= 0.5 + +------------------------------------------------------------------------ +r9990 | zimmerma | 2016-02-08 18:30:52 +0000 (Mon, 08 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/doc/mpfr.texi + M /trunk/src/eint.c + M /trunk/src/gamma_inc.c + M /trunk/src/mpfr-impl.h + M /trunk/tests/teint.c + +now mpfr_eint(x) returns E1(x) for negative x + +------------------------------------------------------------------------ +r9989 | vlefevre | 2016-02-08 16:16:01 +0000 (Mon, 08 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Correction (spelling). +------------------------------------------------------------------------ +r9988 | vlefevre | 2016-02-08 11:47:21 +0000 (Mon, 08 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Clarified a bit more. +------------------------------------------------------------------------ +r9986 | vlefevre | 2016-02-08 09:59:11 +0000 (Mon, 08 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added explanations concerning the check1 test. +------------------------------------------------------------------------ +r9985 | vlefevre | 2016-02-08 09:39:13 +0000 (Mon, 08 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +Value coverage for tsum: reduce output length. +------------------------------------------------------------------------ +r9984 | vlefevre | 2016-02-08 09:13:05 +0000 (Mon, 08 Feb 2016) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/sum.c + M /trunk/tests/tsum.c + +Value coverage for tsum: differentiate sq > MPFR_PREC_MIN and not. +------------------------------------------------------------------------ +r9983 | vlefevre | 2016-02-07 11:09:39 +0000 (Sun, 07 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Source on 80 columns. +------------------------------------------------------------------------ +r9982 | zimmerma | 2016-02-07 09:37:23 +0000 (Sun, 07 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +extended the check1() test, gives failure on 64-bit processor + +------------------------------------------------------------------------ +r9981 | zimmerma | 2016-02-07 09:04:52 +0000 (Sun, 07 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +fixed note + +------------------------------------------------------------------------ +r9980 | zimmerma | 2016-02-06 09:42:06 +0000 (Sat, 06 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/doc/mpfr.texi + M /trunk/src/gamma_inc.c + +more work on gamma_inc + +------------------------------------------------------------------------ +r9979 | zimmerma | 2016-02-06 09:24:54 +0000 (Sat, 06 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +note about memory usage + +------------------------------------------------------------------------ +r9978 | vlefevre | 2016-02-05 17:09:48 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Corrected protection against integer overflow +(MPFR_PREC_IN_RANGE is just for debug mode). +------------------------------------------------------------------------ +r9977 | vlefevre | 2016-02-05 17:03:04 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Added protection against integer overflow +(i.e. abort instead of getting incorrect results). +------------------------------------------------------------------------ +r9976 | zimmerma | 2016-02-05 16:35:22 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/doc/mpfr.texi + M /trunk/src/gamma_inc.c + M /trunk/tests/tgamma_inc.c + M /trunk/tests/tpow.c + +more work on gamma_inc (only remains the case a=0 and x>0 to implement) + +------------------------------------------------------------------------ +r9975 | vlefevre | 2016-02-05 16:20:10 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tsprintf.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r9974 | vlefevre | 2016-02-05 16:13:46 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] In exact_powers, check negative values too. +------------------------------------------------------------------------ +r9973 | vlefevre | 2016-02-05 16:00:02 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Code simplification. +------------------------------------------------------------------------ +r9972 | vlefevre | 2016-02-05 15:45:47 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/TODO + +TODO update for fmma. +------------------------------------------------------------------------ +r9971 | zimmerma | 2016-02-05 15:34:38 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + M /trunk/tests/tset_str.c + +reduced emax + +------------------------------------------------------------------------ +r9970 | zimmerma | 2016-02-05 15:19:37 +0000 (Fri, 05 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/root.c + M /trunk/tests/troot.c + +added a test for exact powers for mpfr_root +and fixed mpfr_root for negative x (and odd k) + +------------------------------------------------------------------------ +r9969 | vlefevre | 2016-02-05 14:19:10 +0000 (Fri, 05 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/root.c + +[src/root.c] Corrected(?) the check for exact root by adding an +exactness test for the inverse operation z^k (if unnecessary, it +needs to be properly proved and documented). +------------------------------------------------------------------------ +r9968 | vlefevre | 2016-02-05 14:09:48 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Corrected a comment. +------------------------------------------------------------------------ +r9967 | vlefevre | 2016-02-05 14:01:25 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Some minor changes. Updated comments. +------------------------------------------------------------------------ +r9966 | zimmerma | 2016-02-05 13:50:42 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/root.c + +check for an exact root in mpfr_root_aux + +------------------------------------------------------------------------ +r9965 | zimmerma | 2016-02-05 13:19:16 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/root.c + M /trunk/tests/troot.c + +fixed bug in mpfr_root and inefficiency problem with large k + +------------------------------------------------------------------------ +r9964 | vlefevre | 2016-02-05 12:17:01 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] For MPFR_IS_PURE_FP(x), when x is a pure FP number, +check that EXP(x) is in the current exponent range (debug mode). +------------------------------------------------------------------------ +r9963 | vlefevre | 2016-02-05 12:15:10 +0000 (Fri, 05 Feb 2016) | 10 lines +Changed paths: + M /trunk/src/exceptions.c + +[src/exceptions.c] Some changes concerning mpfr_check_range: + * Added a note about the case EXP(x) < MPFR_EMIN_MIN. + * Do not use the MPFR_IS_PURE_FP() macro as this macro assumes that + if the number is not a singular number, then it is really a pure + FP number (some assertion checking may be done in debug mode), + but this is not necessarily the case here. + * Removed an incorrect comment and re-added the MPFR_UNLIKELY for + the cases where EXP(x) is outside the exponent range. Indeed, + mpfr_check_range is called at the end of most functions, and + in most cases, there are no underflows / overflows. +------------------------------------------------------------------------ +r9962 | vlefevre | 2016-02-05 11:44:26 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/texp.c + +[tests/texp.c] Added FIXME, as the overflow test, which was specific +to the 32-bit ABI, is no longer run. +------------------------------------------------------------------------ +r9961 | vlefevre | 2016-02-05 11:38:46 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tacosh.c + +[tests/tacosh.c] Added a FIXME (huge values no longer tested at all). +------------------------------------------------------------------------ +r9960 | vlefevre | 2016-02-05 11:23:30 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/src/fmma.c + +[src/fmma.c] Removed unused code. +------------------------------------------------------------------------ +r9959 | zimmerma | 2016-02-05 11:10:20 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/troot.c + +added code to compare mpfr_root with exp(log(x)/k) + +------------------------------------------------------------------------ +r9958 | zimmerma | 2016-02-05 10:21:25 +0000 (Fri, 05 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr.h + M /trunk/tests/tacosh.c + M /trunk/tests/texp.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tsub1sp.c + +reduce MPFR_EMAX_DEFAULT by 2, and modify some tests cases assuming +MPFR_EMAX_DEFAULT=2^30-1 + +------------------------------------------------------------------------ +r9957 | zimmerma | 2016-02-05 09:54:31 +0000 (Fri, 05 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/fmma.c + M /trunk/src/mpfr-impl.h + M /trunk/tests/tsprintf.c + +fixed fmma failure + +------------------------------------------------------------------------ +r9956 | vlefevre | 2016-02-05 08:57:06 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/src/exp.c + +[src/exp.c] Simplified exponent range setting in special case. +------------------------------------------------------------------------ +r9955 | zimmerma | 2016-02-05 08:24:01 +0000 (Fri, 05 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/exp.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/terf.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfrac.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgmpop.c + M /trunk/tests/thypot.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tpow.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_sub.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tzeta.c + +changed test_generic() calls to start from MPFR_PREC_MIN instead of 2; +this revealed a special-case code in mpfr_exp which didn't work for prec=1 + +------------------------------------------------------------------------ +r9954 | vlefevre | 2016-02-05 01:07:29 +0000 (Fri, 05 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/trint.c + +[tests/trint.c] Do the significand parity test only for precision > 1. +------------------------------------------------------------------------ +r9953 | zimmerma | 2016-02-04 20:01:26 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +updated NEWS and mpfr.texi for MPFR_PREC_MIN=1 + +------------------------------------------------------------------------ +r9952 | zimmerma | 2016-02-04 19:03:05 +0000 (Thu, 04 Feb 2016) | 3 lines +Changed paths: + M /trunk/src/mpfr.h + M /trunk/tests/tadd1sp.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tget_f.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tpow.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tui_div.c + +MPFR_PREC_MIN is now 1, in accordance with the next revision of IEEE-754 +fixed tests to start at MPFR_PREC_MIN instead of hard-coded value of 2 + +------------------------------------------------------------------------ +r9951 | zimmerma | 2016-02-04 18:31:40 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tsi_op.c + +fixed test which was assuming MPFR_PREC_MIN=2 + +------------------------------------------------------------------------ +r9950 | zimmerma | 2016-02-04 18:24:16 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tsub.c + +fixed to correctly check prec=1 + +------------------------------------------------------------------------ +r9949 | zimmerma | 2016-02-04 18:11:11 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tadd.c + +prepare for MPFR_PREC_MIN=1 + +------------------------------------------------------------------------ +r9948 | zimmerma | 2016-02-04 18:01:47 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tcheck.c + +fixed tcheck for MPFR_PREC_MIN=1 + +------------------------------------------------------------------------ +r9947 | zimmerma | 2016-02-04 17:54:02 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/pow.c + +prepare mpfr_pow to work for precision 1 + +------------------------------------------------------------------------ +r9942 | vlefevre | 2016-02-04 15:09:06 +0000 (Thu, 04 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Mention the Caramba project-team. -(merged changeset r9942 from the trunk) ------------------------------------------------------------------------- -r9943 | vlefevre | 2016-02-04 15:13:15 +0000 (Thu, 04 Feb 2016) | 4 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M 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/branches/3.1/tests/tstrtofr.c - M /branches/3.1/tests/tsub.c - M /branches/3.1/tests/tsub1sp.c - M /branches/3.1/tests/tsub_d.c - M /branches/3.1/tests/tsub_ui.c - M /branches/3.1/tests/tsubnormal.c - M /branches/3.1/tests/tsum.c - M /branches/3.1/tests/tswap.c - M /branches/3.1/tests/ttan.c - M /branches/3.1/tests/ttanh.c - M /branches/3.1/tests/ttrunc.c - M /branches/3.1/tests/tui_div.c - M /branches/3.1/tests/tui_pow.c - M /branches/3.1/tests/tui_sub.c - M /branches/3.1/tests/turandom.c - M /branches/3.1/tests/tvalist.c - M /branches/3.1/tests/tversion.c - M /branches/3.1/tests/ty0.c - M /branches/3.1/tests/ty1.c - M /branches/3.1/tests/tyn.c - M /branches/3.1/tests/tzeta.c - M /branches/3.1/tests/tzeta_ui.c - M /branches/3.1/tools/get_patches.sh - M /branches/3.1/tune/bidimensional_sample.c - M /branches/3.1/tune/speed.c - M /branches/3.1/tune/tuneup.c +------------------------------------------------------------------------ +r9941 | vlefevre | 2016-02-04 15:04:52 +0000 (Thu, 04 Feb 2016) | 4 lines +Changed paths: + M /trunk/BUGS + M /trunk/INSTALL + M /trunk/NEWS + M /trunk/README + M /trunk/TODO + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/doc/FAQ.html + M /trunk/doc/README.dev + M /trunk/doc/faq.xsl + M /trunk/examples/can_round.c + M /trunk/examples/divworst.c + M /trunk/examples/rndo-add.c + M /trunk/examples/sample.c + M /trunk/examples/version.c + M /trunk/src/abort_prec_max.c + M /trunk/src/acos.c + M /trunk/src/acosh.c + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/add_d.c + M /trunk/src/add_ui.c + M /trunk/src/agm.c + M /trunk/src/ai.c + M /trunk/src/asin.c + M /trunk/src/asinh.c + M /trunk/src/atan.c + M /trunk/src/atan2.c + M /trunk/src/atanh.c + M /trunk/src/bernoulli.c + M /trunk/src/buildopt.c + M /trunk/src/cache.c + M /trunk/src/cbrt.c + M /trunk/src/check.c + M /trunk/src/clear.c + M /trunk/src/clears.c + M /trunk/src/cmp.c + M /trunk/src/cmp2.c + M /trunk/src/cmp_abs.c + M /trunk/src/cmp_d.c + M /trunk/src/cmp_ld.c + M /trunk/src/cmp_si.c + M /trunk/src/cmp_ui.c + M /trunk/src/comparisons.c + M /trunk/src/const_catalan.c + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/constant.c + M /trunk/src/copysign.c + M /trunk/src/cos.c + M /trunk/src/cosh.c + M /trunk/src/cot.c + M /trunk/src/coth.c + M /trunk/src/csc.c + M /trunk/src/csch.c + M /trunk/src/d_div.c + M /trunk/src/d_sub.c + M /trunk/src/digamma.c + M /trunk/src/dim.c + M /trunk/src/div.c + M /trunk/src/div_2exp.c + M /trunk/src/div_2si.c + M /trunk/src/div_2ui.c + M /trunk/src/div_d.c + M /trunk/src/div_ui.c + M /trunk/src/dump.c + M /trunk/src/eint.c + M /trunk/src/eq.c + M /trunk/src/erf.c + M /trunk/src/erfc.c + M /trunk/src/exceptions.c + M /trunk/src/exp.c + M /trunk/src/exp10.c + M /trunk/src/exp2.c + M /trunk/src/exp3.c + M /trunk/src/exp_2.c + M /trunk/src/expm1.c + M /trunk/src/extract.c + M /trunk/src/factorial.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M 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/trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/talloc.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tassert.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terandom.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgamma_inc.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tlog_ui.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/bench/benchtime.h + M /trunk/tools/bench/mpfrbench.c + M /trunk/tools/get_patches.sh + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Replaced Contributed by the AriC and Caramel projects by Contributed by the AriC and Caramba projects ------------------------------------------------------------------------ -r9894 | vlefevre | 2016-01-29 14:27:41 +0000 (Fri, 29 Jan 2016) | 2 lines +r9940 | zimmerma | 2016-02-04 13:42:12 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +added comment about gamma_inc + +------------------------------------------------------------------------ +r9939 | vlefevre | 2016-02-04 12:42:29 +0000 (Thu, 04 Feb 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Added assertions. +------------------------------------------------------------------------ +r9938 | zimmerma | 2016-02-04 11:36:53 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/gamma_inc.c + +more work on gamma_inc + +------------------------------------------------------------------------ +r9937 | zimmerma | 2016-02-04 11:14:14 +0000 (Thu, 04 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +fixed some special values for gamma_inc + +------------------------------------------------------------------------ +r9936 | vlefevre | 2016-02-03 18:27:47 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] FIXME: Clarify the status of mpfr_gamma_inc for +the MPFR 3.2 release. +------------------------------------------------------------------------ +r9935 | vlefevre | 2016-02-03 18:14:00 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + R /trunk/src/fmma.c (from /trunk/src/fmma.c:9933) + R /trunk/src/log_ui.c (from /trunk/src/log_ui.c:9933) + +Retrieve the src/fmma.c and src/log_ui.c history. +------------------------------------------------------------------------ +r9934 | zimmerma | 2016-02-03 17:58:35 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + R /trunk/src/fmma.c + R /trunk/src/log_ui.c + +completed "Added Functions" section + +------------------------------------------------------------------------ +r9933 | vlefevre | 2016-02-03 17:51:11 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typographic correction. +------------------------------------------------------------------------ +r9932 | vlefevre | 2016-02-03 17:26:47 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] Fixed bug introduced in r9902 and visible in the tests +on 32-bit machines. +------------------------------------------------------------------------ +r9931 | vlefevre | 2016-02-03 15:27:03 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Added TODO for code rewrite (discussion between VL and PZ). +------------------------------------------------------------------------ +r9930 | vlefevre | 2016-02-03 15:16:03 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Also check that root(0,0) is NaN to make sure that such +special cases are considered in the right order in the implementation. +------------------------------------------------------------------------ +r9929 | vlefevre | 2016-02-03 15:09:06 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Completed mpfr_root description: the 0th root gives NaN. +------------------------------------------------------------------------ +r9928 | vlefevre | 2016-02-03 15:03:20 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/root.c + M /trunk/tests/troot.c + +[src/root.c,tests/troot.c] Removed obsolete code that was commented out; +some cleanup. +------------------------------------------------------------------------ +r9927 | vlefevre | 2016-02-03 14:55:55 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Comment correction (again). +------------------------------------------------------------------------ +r9926 | vlefevre | 2016-02-03 14:39:19 +0000 (Wed, 03 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/root.c + +[src/root.c] Comment correction to avoid a variable name with several +meanings. +------------------------------------------------------------------------ +r9925 | vlefevre | 2016-02-03 14:26:09 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Simplified code and corrected comment. +------------------------------------------------------------------------ +r9924 | vlefevre | 2016-02-03 14:04:20 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Corrected a comment and added an assertion (see r9923). +------------------------------------------------------------------------ +r9923 | vlefevre | 2016-02-03 11:21:18 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/src/root.c + +[src/root.c] Added a FIXME comment. +------------------------------------------------------------------------ +r9922 | vlefevre | 2016-02-03 10:29:22 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Typo in a comment. +------------------------------------------------------------------------ +r9921 | vlefevre | 2016-02-03 10:17:03 +0000 (Wed, 03 Feb 2016) | 3 lines +Changed paths: + M /trunk/tests/troot.c + +[tests/troot.c] Added tests showing a bug in mpfr_root on large +integer arguments (found thanks to a bug in GNOME Calculator: +<https://bugzilla.gnome.org/show_bug.cgi?id=756960>). +------------------------------------------------------------------------ +r9920 | vlefevre | 2016-02-03 01:59:06 +0000 (Wed, 03 Feb 2016) | 1 line +Changed paths: + M /trunk/tests/tcan_round.c + M /trunk/tests/tconst_log2.c + +Style: use RND_LOOP; mpfr_can_round returns a Boolean-like value. +------------------------------------------------------------------------ +r9919 | vlefevre | 2016-02-02 17:30:33 +0000 (Tue, 02 Feb 2016) | 1 line +Changed paths: + M /trunk/src/erandom.c + M /trunk/src/nrandom.c + +[src/{erandom.c,nrandom.c}] Updated a reference. +------------------------------------------------------------------------ +r9917 | zimmerma | 2016-02-02 16:24:28 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/sin_cos.c + +mpfr_can_round -> MPFR_CAN_ROUND + +------------------------------------------------------------------------ +r9916 | vlefevre | 2016-02-02 16:13:57 +0000 (Tue, 02 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated FIXME for mpfr_can_round. +------------------------------------------------------------------------ +r9915 | vlefevre | 2016-02-02 16:05:26 +0000 (Tue, 02 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a FIXME for mpfr_can_round. Still incorrect... +------------------------------------------------------------------------ +r9914 | vlefevre | 2016-02-02 15:53:35 +0000 (Tue, 02 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9913 | vlefevre | 2016-02-02 15:52:57 +0000 (Tue, 02 Feb 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected note about mpfr_can_round. +------------------------------------------------------------------------ +r9912 | zimmerma | 2016-02-02 15:50:04 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + M /trunk/tests/tconst_log2.c + +refactor the exhaustive search code in mpfr_const_log2 + +------------------------------------------------------------------------ +r9911 | zimmerma | 2016-02-02 14:24:16 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/atan2.c + +mpfr_round_p -> MPFR_CAN_ROUND + +------------------------------------------------------------------------ +r9910 | zimmerma | 2016-02-02 14:15:44 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + +mpfr_can_round -> MPFR_CAN_ROUND + +------------------------------------------------------------------------ +r9909 | zimmerma | 2016-02-02 14:13:04 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/factorial.c + +mpfr_can_round -> MPFR_CAN_ROUND + +------------------------------------------------------------------------ +r9908 | zimmerma | 2016-02-02 14:10:10 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + M /trunk/src/exp3.c + +use MPFR_CAN_ROUND instead of mpfr_can_round/mpfr_round_p + +------------------------------------------------------------------------ +r9907 | zimmerma | 2016-02-02 14:02:26 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + +rounding test was wrong for rounding to nearest + +------------------------------------------------------------------------ +r9906 | zimmerma | 2016-02-02 13:43:07 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + +replace mpfr_can_round by mpfr_round_p + +------------------------------------------------------------------------ +r9905 | vlefevre | 2016-02-02 13:26:59 +0000 (Tue, 02 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Added a TODO to improve the mpfr_can_round_raw +efficiency by only doing a bit inspection (no mpn operations). +------------------------------------------------------------------------ +r9904 | vlefevre | 2016-02-01 17:13:43 +0000 (Mon, 01 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Added test of mpfr_round_p with powers of two +(similar to the one done in src/round_p.c for MPFR_WANT_ASSERT >= 2). +------------------------------------------------------------------------ +r9903 | vlefevre | 2016-02-01 16:43:57 +0000 (Mon, 01 Feb 2016) | 2 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Updated description: mpfr_round_p is also tested +in check_round_p (and will be in test_pow2). +------------------------------------------------------------------------ +r9902 | zimmerma | 2016-02-01 16:06:36 +0000 (Mon, 01 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/round_p.c + +now mpfr_round_p() always requires normalized input + +------------------------------------------------------------------------ +r9901 | vlefevre | 2016-02-01 12:10:57 +0000 (Mon, 01 Feb 2016) | 1 line +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added an assert based on comments in the code. +------------------------------------------------------------------------ +r9900 | vlefevre | 2016-02-01 09:20:47 +0000 (Mon, 01 Feb 2016) | 1 line +Changed paths: + M /trunk/src/round_p.c + +[src/round_p.c] Some corrections in comment. +------------------------------------------------------------------------ +r9899 | zimmerma | 2016-02-01 09:09:12 +0000 (Mon, 01 Feb 2016) | 2 lines +Changed paths: + M /trunk/src/round_p.c + +added a comment + +------------------------------------------------------------------------ +r9898 | vlefevre | 2016-01-31 23:59:34 +0000 (Sun, 31 Jan 2016) | 3 lines +Changed paths: + M /trunk/src/round_p.c + +[src/round_p.c] Fixed mpfr_round_p for MPFR_WANT_ASSERT >= 2, as +mpfr_round_p accepts non-normalized inputs (as decided in r9897), +but not mpfr_can_round_raw (as decided in r9883). +------------------------------------------------------------------------ +r9897 | zimmerma | 2016-01-31 17:01:37 +0000 (Sun, 31 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/div.c + M /trunk/src/round_p.c + +the inputs of mpfr_round_p might not always be normalized + +------------------------------------------------------------------------ +r9896 | zimmerma | 2016-01-29 17:29:03 +0000 (Fri, 29 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + +fixed FIXME + +------------------------------------------------------------------------ +r9893 | vlefevre | 2016-01-29 14:26:51 +0000 (Fri, 29 Jan 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/configure.ac [configure.ac] Improved consistency in messages. -(merged changeset r9893 from the trunk) ------------------------------------------------------------------------ -r9862 | vlefevre | 2016-01-21 09:17:30 +0000 (Thu, 21 Jan 2016) | 4 lines +r9892 | vlefevre | 2016-01-29 14:07:18 +0000 (Fri, 29 Jan 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsqrt.c + M /trunk/doc/README.dev -[tests/tsqrt.c] Improved testcase for the mpfr_sqrt bug fixed in r9860, -with detailed comment: the precision of the result has to be a multiple -of the number of bits per word and rounding has to be to nearest. -(merged changeset r9861 from the trunk) +[doc/README.dev] Updated instructions on how to cross-compile MPFR +for MinGW (i586-mingw32msvc) and test it under Wine. ------------------------------------------------------------------------ -r9860 | vlefevre | 2016-01-21 00:52:24 +0000 (Thu, 21 Jan 2016) | 3 lines +r9891 | vlefevre | 2016-01-29 13:45:57 +0000 (Fri, 29 Jan 2016) | 10 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/sqrt.c - M /branches/3.1/tests/tsqrt.c + M /trunk/doc/README.dev + M /trunk/tests/memory.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/terandom.c + M /trunk/tests/tests.c + M /trunk/tests/tgrandom.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tset_str.c + M /trunk/tests/tsum.c + M /trunk/tools/mpfrlint + +Cleanup of memory allocation in the tests: + * only tests_allocate, tests_reallocate and tests_free should be used + (now exported instead of mpfr_default_allocate, etc.); + * this is now mentioned in doc/README.dev; + * added checks to tools/mpfrlint (heuristics as usual). -Fixed bug in mpfr_sqrt reported by Fredrik Johansson, occurring when -the result has to be rounded up to a power of 2. -(merged changesets r9857-9859 from the trunk) +Note: This follows the discussion at + https://sympa.inria.fr/sympa/arc/mpfr/2015-12/msg00055.html +and should solve these problems under MS Windows (mingw32), though this +cleanup is more general than an attempt to fix a Windows issue. ------------------------------------------------------------------------ -r9855 | vlefevre | 2016-01-20 15:29:28 +0000 (Wed, 20 Jan 2016) | 2 lines +r9890 | zimmerma | 2016-01-29 10:11:08 +0000 (Fri, 29 Jan 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/algorithms.tex - M /branches/3.1/src/zeta.c - M /branches/3.1/tests/tzeta.c + M /trunk/src/round_prec.c + +fixed case when prec > bn * GMP_NUMB_BITS and directed rounding -Fixed bug for zeta(s) with s near an even negative integer. -(merged changesets r9852-9854 from the trunk) ------------------------------------------------------------------------ -r9849 | vlefevre | 2016-01-20 13:57:31 +0000 (Wed, 20 Jan 2016) | 9 lines +r9889 | zimmerma | 2016-01-29 07:13:37 +0000 (Fri, 29 Jan 2016) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgeneric.c + M /trunk/tests/tcan_round.c + +typo + +------------------------------------------------------------------------ +r9888 | vlefevre | 2016-01-28 14:26:01 +0000 (Thu, 28 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Updated comment and corrected condition on prec. +------------------------------------------------------------------------ +r9887 | vlefevre | 2016-01-28 13:56:53 +0000 (Thu, 28 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Updated comments. +------------------------------------------------------------------------ +r9886 | vlefevre | 2016-01-28 13:27:09 +0000 (Thu, 28 Jan 2016) | 5 lines +Changed paths: + M /trunk/src/round_p.c + +[src/round_p.c] Added an assertion (similar to what was added to +mpfr_can_round_raw). This triggers failures, which could also be +detected with MPFR_WANT_ASSERT >= 2, due to the fact that mpfr_div +can internally generate a number that is not normalized before a +rounding test. +------------------------------------------------------------------------ +r9885 | vlefevre | 2016-01-28 13:17:52 +0000 (Thu, 28 Jan 2016) | 1 line +Changed paths: + M /trunk/src/round_prec.c + +[src/round_prec.c] Updated comments. +------------------------------------------------------------------------ +r9884 | zimmerma | 2016-01-28 12:17:32 +0000 (Thu, 28 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/round_prec.c + M /trunk/tests/tcan_round.c + +more work on mpfr_can_round + +------------------------------------------------------------------------ +r9883 | zimmerma | 2016-01-28 09:20:45 +0000 (Thu, 28 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/exp3.c + M /trunk/src/round_prec.c + M /trunk/tests/tcan_round.c + +fixed bug in mpfr_can_round for input = 2^k + +------------------------------------------------------------------------ +r9882 | vlefevre | 2016-01-27 16:24:48 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Replaced "Rounding Related Functions" by +"Rounding-Related Functions" (thanks to Keith Briggs for the remark). +------------------------------------------------------------------------ +r9881 | vlefevre | 2016-01-27 16:05:28 +0000 (Wed, 27 Jan 2016) | 3 lines +Changed paths: + M /trunk/tests/tcan_round.c + +[tests/tcan_round.c] Added tests for powers of two. This triggers +errors. I may have done mistakes, but at least x = 2^32, j = 32, +r1=MPFR_RNDN, r2=MPFR_RNDN seems buggy. +------------------------------------------------------------------------ +r9880 | zimmerma | 2016-01-27 15:12:56 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/examples/can_round.c + +simplified + +------------------------------------------------------------------------ +r9879 | zimmerma | 2016-01-27 14:28:25 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +another detail + +------------------------------------------------------------------------ +r9878 | vlefevre | 2016-01-27 14:27:26 +0000 (Wed, 27 Jan 2016) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected mpfr_can_round description again as the +possible difference is on 0+ = 2^(emin-1), not about overflow. +Let's just say "assuming an unbounded exponent range". +------------------------------------------------------------------------ +r9877 | vlefevre | 2016-01-27 13:57:12 +0000 (Wed, 27 Jan 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Corrected mpfr_can_round description (about overflow). +------------------------------------------------------------------------ +r9876 | zimmerma | 2016-01-27 13:43:16 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +yet another improvement + +------------------------------------------------------------------------ +r9875 | zimmerma | 2016-01-27 13:37:09 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +improved documentation + +------------------------------------------------------------------------ +r9874 | vlefevre | 2016-01-27 13:24:42 +0000 (Wed, 27 Jan 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Clarified change in r9873. +------------------------------------------------------------------------ +r9873 | zimmerma | 2016-01-27 12:48:07 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +improve documentation of mpfr_can_round + +------------------------------------------------------------------------ +r9872 | zimmerma | 2016-01-27 12:03:22 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/examples/can_round.c + +also print the rounded value + +------------------------------------------------------------------------ +r9871 | zimmerma | 2016-01-27 11:15:01 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added pointer to examples/can_round.c + +------------------------------------------------------------------------ +r9870 | vlefevre | 2016-01-27 10:51:08 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/examples/can_round.c + +[examples/can_round.c] Removed the useless #include <gmp.h> and +replaced the internal mpfr_dump by mpfr_printf. +------------------------------------------------------------------------ +r9869 | zimmerma | 2016-01-27 10:50:12 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +improved documentation of mpfr_can_round + +------------------------------------------------------------------------ +r9868 | zimmerma | 2016-01-27 10:44:29 +0000 (Wed, 27 Jan 2016) | 2 lines +Changed paths: + M /trunk/Makefile.am + A /trunk/examples/can_round.c + +added example on how to use mpfr_can_round + +------------------------------------------------------------------------ +r9865 | zimmerma | 2016-01-21 21:50:49 +0000 (Thu, 21 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +mention mpfr_set/get_decimal128 for the future (low priority for now) + +------------------------------------------------------------------------ +r9864 | vlefevre | 2016-01-21 15:43:35 +0000 (Thu, 21 Jan 2016) | 1 line +Changed paths: + M /trunk/src/round_p.c + +[src/round_p.c] Code formatting. +------------------------------------------------------------------------ +r9863 | zimmerma | 2016-01-21 13:12:33 +0000 (Thu, 21 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added remark about Ei vs E1 + +------------------------------------------------------------------------ +r9861 | vlefevre | 2016-01-21 09:13:26 +0000 (Thu, 21 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tsqrt.c + +[tests/tsqrt.c] Improved bug20160120. +------------------------------------------------------------------------ +r9859 | vlefevre | 2016-01-21 00:31:32 +0000 (Thu, 21 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tsqrt.c + +[tests/tsqrt.c] In bug20160120, check the validity of the result with +mpfr_check first, because the mpfr_sqrt was generating invalid data. +------------------------------------------------------------------------ +r9858 | zimmerma | 2016-01-20 21:08:21 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + M /trunk/tests/tsqrt.c + +fixed bug in mpfr_sqrt reported by Fredrik Johansson + +------------------------------------------------------------------------ +r9857 | zimmerma | 2016-01-20 17:05:02 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tsqrt.c + +added test case for bug reported by Fredrik Johansson + +------------------------------------------------------------------------ +r9856 | zimmerma | 2016-01-20 15:36:35 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/zeta.c + +added FIXME + +------------------------------------------------------------------------ +r9854 | vlefevre | 2016-01-20 15:25:01 +0000 (Wed, 20 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tzeta.c + +[tests/tzeta.c] Added casts for printf. +------------------------------------------------------------------------ +r9853 | vlefevre | 2016-01-20 15:19:23 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tzeta.c + +[tests/tzeta.c] Some corrections. Made the input value of the latest +test clear (avoiding a long string at the same time). +------------------------------------------------------------------------ +r9852 | zimmerma | 2016-01-20 15:03:30 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/src/zeta.c + M /trunk/tests/tzeta.c + +fixed bug for zeta(s) with s near an even negative integer + +------------------------------------------------------------------------ +r9851 | vlefevre | 2016-01-20 14:52:31 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Instructions on how to cross-compile MPFR for MinGW +(i586-mingw32msvc) and test it under Wine. +------------------------------------------------------------------------ +r9850 | vlefevre | 2016-01-20 14:27:43 +0000 (Wed, 20 Jan 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Typo. +------------------------------------------------------------------------ +r9848 | vlefevre | 2016-01-20 13:52:38 +0000 (Wed, 20 Jan 2016) | 8 lines +Changed paths: + M /trunk/tests/tgeneric.c [tests/tgeneric.c] Improved the generic tests in order to trigger the -mpfr_jn bug found by Fredrik Johansson (r9845) and potential similar +mpfr_jn bug found by Fredrik Johansson (r9841) and potential similar bugs: For half cases, the precision of the inputs was modified to be smaller than the base precision (for the result). Here, this rule is changed so that if the base precision is small (< 16), then the precision of the inputs is chosen to be significantly *larger* than the base precision in general. -Note: With this improvement, both tj0 and tj1 fail in r9844. -(merged changeset r9848 from the trunk; conflict resolved) +Note: With this improvement, both tj0 and tj1 fail in r9840. +------------------------------------------------------------------------ +r9847 | zimmerma | 2016-01-20 10:11:48 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added references + +------------------------------------------------------------------------ +r9846 | zimmerma | 2016-01-20 09:58:51 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added section about gamma_inc + +------------------------------------------------------------------------ +r9844 | zimmerma | 2016-01-20 08:54:09 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + M /trunk/src/jyn_asympt.c + M /trunk/tests/tj0.c + +fixed bug found by Fredrik Johansson + +------------------------------------------------------------------------ +r9843 | zimmerma | 2016-01-20 08:11:55 +0000 (Wed, 20 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +added reference for eint + +------------------------------------------------------------------------ +r9842 | vlefevre | 2016-01-20 02:57:40 +0000 (Wed, 20 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tj0.c + +[tests/tj0.c] Avoid mpfr_set_d. +------------------------------------------------------------------------ +r9841 | zimmerma | 2016-01-19 21:53:16 +0000 (Tue, 19 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tj0.c + +added bug found by Fredrik Johansson in mpfr_j0 + +------------------------------------------------------------------------ +r9840 | zimmerma | 2016-01-19 21:25:55 +0000 (Tue, 19 Jan 2016) | 2 lines +Changed paths: + M /trunk/NEWS + +added mpfr_gamma_inc + +------------------------------------------------------------------------ +r9839 | vlefevre | 2016-01-19 15:28:24 +0000 (Tue, 19 Jan 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Use MPFR_ARE_SINGULAR. +------------------------------------------------------------------------ +r9838 | zimmerma | 2016-01-19 13:29:47 +0000 (Tue, 19 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/gamma_inc.c + +deal with the case where one of a or x is not regular + +------------------------------------------------------------------------ +r9837 | vlefevre | 2016-01-19 09:59:16 +0000 (Tue, 19 Jan 2016) | 1 line +Changed paths: + M /trunk/tools/nightly-test + +[tools/nightly-test] Corrected tests. +------------------------------------------------------------------------ +r9835 | zimmerma | 2016-01-19 08:42:53 +0000 (Tue, 19 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added reference + +------------------------------------------------------------------------ +r9834 | zimmerma | 2016-01-18 13:41:18 +0000 (Mon, 18 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +added the incomplete beta function + +------------------------------------------------------------------------ +r9833 | zimmerma | 2016-01-18 08:50:53 +0000 (Mon, 18 Jan 2016) | 2 lines +Changed paths: + M /trunk/TODO + +incomplete Gamma is now available + +------------------------------------------------------------------------ +r9832 | zimmerma | 2016-01-18 08:28:50 +0000 (Mon, 18 Jan 2016) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +switch to bash and add --enable-decimal-float + +------------------------------------------------------------------------ +r9831 | zimmerma | 2016-01-18 08:25:25 +0000 (Mon, 18 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + +minor modification of documentation for mini-gmp + +------------------------------------------------------------------------ +r9830 | zimmerma | 2016-01-18 08:23:53 +0000 (Mon, 18 Jan 2016) | 2 lines +Changed paths: + M /trunk/Makefile.am + +added target "make bench" + +------------------------------------------------------------------------ +r9829 | zimmerma | 2016-01-17 19:27:09 +0000 (Sun, 17 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + M /trunk/tests/tgamma_inc.c + +allow tgamma x prec to print gamma(x) to prec bits + +------------------------------------------------------------------------ +r9828 | vlefevre | 2016-01-17 01:05:44 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added tgamma_inc to svn:ignore property. +------------------------------------------------------------------------ +r9827 | vlefevre | 2016-01-17 00:55:54 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/TODO + +TODO update. +------------------------------------------------------------------------ +r9826 | vlefevre | 2016-01-17 00:48:16 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/src/fmma.c + +[src/fmma.c] Removed trailing spaces. +------------------------------------------------------------------------ +r9825 | vlefevre | 2016-01-17 00:46:30 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tgamma_inc.c + +[tests/tgamma_inc.c] Portability correction. +------------------------------------------------------------------------ +r9824 | vlefevre | 2016-01-17 00:43:48 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Improved a comment. +------------------------------------------------------------------------ +r9823 | vlefevre | 2016-01-17 00:37:32 +0000 (Sun, 17 Jan 2016) | 1 line +Changed paths: + M /trunk/src/gamma_inc.c + +[src/gamma_inc.c] Various corrections. +------------------------------------------------------------------------ +r9822 | zimmerma | 2016-01-16 09:37:34 +0000 (Sat, 16 Jan 2016) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + A /trunk/src/gamma_inc.c + M /trunk/src/mpfr.h + M /trunk/tests/Makefile.am + M /trunk/tests/tgamma.c + A /trunk/tests/tgamma_inc.c + +first version of incomplete Gamma function (work in progress) + +------------------------------------------------------------------------ +r9821 | vlefevre | 2016-01-16 09:24:34 +0000 (Sat, 16 Jan 2016) | 1 line +Changed paths: + M /trunk/TODO + +TODO for correctly rounded polynomials (like fmma). +------------------------------------------------------------------------ +r9820 | zimmerma | 2016-01-16 08:29:34 +0000 (Sat, 16 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/fmma.c + M /trunk/tests/tfmma.c + +try to fix bugs in fmma (work in progress) + +------------------------------------------------------------------------ +r9819 | vlefevre | 2016-01-15 16:30:07 +0000 (Fri, 15 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Added a FIXME comment: mpfr_log_ui is much slower than +mpfr_log on some values of n, e.g. around ULONG_MAX/3. +------------------------------------------------------------------------ +r9818 | vlefevre | 2016-01-15 16:18:35 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tlog_ui.c + +[tests/tlog_ui.c] Added tests for n around ULONG_MAX/3. ------------------------------------------------------------------------ -r9845 | vlefevre | 2016-01-20 09:25:16 +0000 (Wed, 20 Jan 2016) | 2 lines +r9817 | vlefevre | 2016-01-15 16:06:29 +0000 (Fri, 15 Jan 2016) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/algorithms.tex - M /branches/3.1/src/jyn_asympt.c - M /branches/3.1/tests/tj0.c + M /trunk/src/log_ui.c -Fixed bug found by Fredrik Johansson in the mpfr_jn family of functions. -(merged changesets r9841-9842,9844 from the trunk) +[src/log_ui.c] Fixed the computation of p. ------------------------------------------------------------------------ -r9782 | vlefevre | 2016-01-01 02:28:53 +0000 (Fri, 01 Jan 2016) | 1 line +r9816 | vlefevre | 2016-01-15 15:13:07 +0000 (Fri, 15 Jan 2016) | 4 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/log_ui.c + +[src/log_ui.c] Removed a mpz_sub_ui(...,1) to match the comment. +This -1 came from the previous code, but this doesn't change the +value of k because a multiple of 3 cannot be a power of 2. Also +renamed a variable. +------------------------------------------------------------------------ +r9815 | vlefevre | 2016-01-15 15:07:32 +0000 (Fri, 15 Jan 2016) | 3 lines +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Compute the value of k without rounding (if n was larger +than 2^53 or even 2^24 due to dynamic x87 precision, the result could +be wrong) and overflow (3 * n doesn't always fit in a limb). +------------------------------------------------------------------------ +r9814 | vlefevre | 2016-01-15 11:30:54 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Added assertions. +------------------------------------------------------------------------ +r9813 | vlefevre | 2016-01-15 11:14:08 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tlog_ui.c + +[tests/tlog_ui.c] Added tests for n around LONG_MAX. +------------------------------------------------------------------------ +r9812 | vlefevre | 2016-01-15 09:59:26 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Replaced a comment by an assertion. +------------------------------------------------------------------------ +r9811 | vlefevre | 2016-01-15 09:52:33 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/src/log_ui.c + +[src/log_ui.c] Added a FIXME (integer overflow for large n). +------------------------------------------------------------------------ +r9810 | vlefevre | 2016-01-15 09:50:55 +0000 (Fri, 15 Jan 2016) | 14 lines +Changed paths: + M /trunk/tests/tlog_ui.c + +[tests/tlog_ui.c] + * In the loop, do not test n = 0 and n = 1, because mpfr_can_round + always fails for these values, so that the test is pointless. + * Check that mpfr_can_round no longer fails (this is possible as + we are not doing random tests, i.e. the tested values are known); + the additional precision for y had to be increased. + * Also test large values of n (ULONG_MAX down to ULONG_MAX-19). When + GCC's run-time sanitizer -fsanitize=undefined -fno-sanitize-recover + is used, it signals an error for large values of n. + * The reference values y are obtained with mpfr_log instead of + mpfr_log_ui: indeed we need a different implementation from the + tested function, otherwise only the rounding is tested! Without + GCC's run-time sanitizer, this shows that mpfr_log_ui is buggy + for large values of n. +------------------------------------------------------------------------ +r9809 | vlefevre | 2016-01-15 02:26:55 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added tfmma and tlog_ui to svn:ignore property. +------------------------------------------------------------------------ +r9808 | vlefevre | 2016-01-15 02:21:43 +0000 (Fri, 15 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/fmma.c + +[src/fmma.c] Use MPFR_SET_EXP to get an assertion failure in case of +out-of-range exponent instead of uncontrolled behavior. +------------------------------------------------------------------------ +r9807 | vlefevre | 2016-01-15 02:11:51 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Added tests that trigger an error. +------------------------------------------------------------------------ +r9806 | vlefevre | 2016-01-15 01:39:44 +0000 (Fri, 15 Jan 2016) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Added a comment for the new code. +------------------------------------------------------------------------ +r9805 | vlefevre | 2016-01-14 23:06:22 +0000 (Thu, 14 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] Tests in lexicographic order. +------------------------------------------------------------------------ +r9804 | zimmerma | 2016-01-14 20:46:59 +0000 (Thu, 14 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/reuse.c + M /trunk/tests/tadd_d.c + M /trunk/tests/taway.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tinternals.c + M /trunk/tests/tli2.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tprintf.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tzeta_ui.c + +in tests, removed #if MPFR_VERSION >= MPFR_VERSION_NUM(2,x,y) + +------------------------------------------------------------------------ +r9803 | zimmerma | 2016-01-14 20:45:36 +0000 (Thu, 14 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +forgot in last commit + +------------------------------------------------------------------------ +r9802 | zimmerma | 2016-01-14 20:43:39 +0000 (Thu, 14 Jan 2016) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + A /trunk/src/log_ui.c + M /trunk/src/mpfr.h + A /trunk/tests/tlog_ui.c + +added new function mpfr_log_ui + +------------------------------------------------------------------------ +r9801 | zimmerma | 2016-01-13 09:18:05 +0000 (Wed, 13 Jan 2016) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-mpfr.cc + +adapted to 3- and 4-argument functions (using patch from Patrick Pelissier) + +------------------------------------------------------------------------ +r9800 | vlefevre | 2016-01-12 17:44:31 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] C++ compatibility. +------------------------------------------------------------------------ +r9799 | vlefevre | 2016-01-12 17:39:15 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +[tests/tfmma.c] Fixed type in printf. +------------------------------------------------------------------------ +r9798 | vlefevre | 2016-01-12 17:36:29 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/src/fmma.c + +[src/fmma.c] Replaced mp_ptr by mpfr_limb_ptr (as usual). +------------------------------------------------------------------------ +r9797 | vlefevre | 2016-01-12 16:38:21 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/tests/tfmma.c + +Really replaced mpfr_printf by printf. +------------------------------------------------------------------------ +r9796 | zimmerma | 2016-01-12 15:50:48 +0000 (Tue, 12 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/fmma.c + +give copyright to FSF + +------------------------------------------------------------------------ +r9795 | zimmerma | 2016-01-12 14:13:09 +0000 (Tue, 12 Jan 2016) | 2 lines +Changed paths: + M /trunk/tests/tfmma.c + +replaced mpfr_printf calls + +------------------------------------------------------------------------ +r9794 | zimmerma | 2016-01-12 14:12:52 +0000 (Tue, 12 Jan 2016) | 2 lines +Changed paths: + M /trunk/src/fmma.c + +changed copyright (I'm the sole author of this part of the code) + +------------------------------------------------------------------------ +r9793 | zimmerma | 2016-01-12 12:29:04 +0000 (Tue, 12 Jan 2016) | 2 lines +Changed paths: + A /trunk/src/fmma.c + A /trunk/tests/tfmma.c + +forgot two files + +------------------------------------------------------------------------ +r9792 | vlefevre | 2016-01-12 12:13:20 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] C89 compatibility correction. +------------------------------------------------------------------------ +r9791 | vlefevre | 2016-01-12 12:00:23 +0000 (Tue, 12 Jan 2016) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Replaced mp_ptr by mpfr_limb_ptr (as usual). +------------------------------------------------------------------------ +r9788 | zimmerma | 2016-01-10 21:39:53 +0000 (Sun, 10 Jan 2016) | 4 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + M /trunk/src/fma.c + M /trunk/src/mpfr.h + M /trunk/tests/Makefile.am + M /trunk/tools/mbench/mfv5-mpfr.cc + +speedup in mpfr_fma and mpfr_fms +new functions mpfr_fmma and mpfr_fmms +modified mbench/fma to compute b*c+c instead of b*b+c (b*c+d would be better) + +------------------------------------------------------------------------ +r9787 | vlefevre | 2016-01-08 15:22:26 +0000 (Fri, 08 Jan 2016) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added info about the parallel test harness. +------------------------------------------------------------------------ +r9786 | vlefevre | 2016-01-08 15:17:02 +0000 (Fri, 08 Jan 2016) | 4 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/tests/Makefile.am + +Updated documentation related to valgrind or other wrapper for the tests +due to the fact that Automake 1.13+ generates a parallel test harness. + * doc/README.dev: replaced VALGRIND by LOG_COMPILER. + * tests/Makefile.am: added a comment mentioning LOG_COMPILER. +------------------------------------------------------------------------ +r9784 | zimmerma | 2016-01-05 07:58:46 +0000 (Tue, 05 Jan 2016) | 2 lines +Changed paths: + M /trunk/tools/bench/mpfrbench.c + +mpfrbench: use clock() when getrusage() is not available + +------------------------------------------------------------------------ +r9783 | vlefevre | 2016-01-02 01:32:58 +0000 (Sat, 02 Jan 2016) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added a note about tuning MPFR: + For the current GMP version (6.1.0), a Unix-like OS is required. +------------------------------------------------------------------------ +r9780 | vlefevre | 2016-01-01 02:17:19 +0000 (Fri, 01 Jan 2016) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r9781 | vlefevre | 2016-01-01 02:27:59 +0000 (Fri, 01 Jan 2016) | 5 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/Makefile.am - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/amd/amdfam10/mparam.h - M /branches/3.1/src/amd/athlon/mparam.h - M /branches/3.1/src/amd/k8/mparam.h - M /branches/3.1/src/arm/mparam.h - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_sint.c - M /branches/3.1/src/fits_slong.c - M /branches/3.1/src/fits_sshort.c - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uint.c - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/src/fits_ulong.c - M /branches/3.1/src/fits_ushort.c - M /branches/3.1/src/fma.c - M /branches/3.1/src/fms.c - M /branches/3.1/src/frac.c - M /branches/3.1/src/free_cache.c - M /branches/3.1/src/frexp.c - M /branches/3.1/src/gamma.c - M /branches/3.1/src/gammaonethird.c - M /branches/3.1/src/gen_inverse.h - M 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/trunk/src/set_rnd.c + M /trunk/src/set_si.c + M /trunk/src/set_si_2exp.c + M /trunk/src/set_sj.c + M /trunk/src/set_str.c + M /trunk/src/set_str_raw.c + M /trunk/src/set_ui.c + M /trunk/src/set_ui_2exp.c + M /trunk/src/set_uj.c + M /trunk/src/set_z.c + M /trunk/src/set_z_exp.c + M /trunk/src/set_zero.c + M /trunk/src/setmax.c + M /trunk/src/setmin.c + M /trunk/src/setsign.c + M /trunk/src/sgn.c + M /trunk/src/si_op.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sparc64/mparam.h + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sqrt_ui.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sub_d.c + M /trunk/src/sub_ui.c + M /trunk/src/subnormal.c + M /trunk/src/sum.c + M /trunk/src/swap.c + M /trunk/src/tan.c + M /trunk/src/tanh.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + M /trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/x86/core2/mparam.h + M /trunk/src/x86/mparam.h + M /trunk/src/x86_64/core2/mparam.h + M /trunk/src/x86_64/corei5/mparam.h + M /trunk/src/x86_64/pentium4/mparam.h + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/talloc.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tassert.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terandom.c + M /trunk/tests/terandom_chisq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfpif.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trandom_deviate.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/bench/Makefile.am + M /trunk/tools/bench/benchtime.h + M /trunk/tools/bench/mpfrbench.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Copyright notice update: added 2016 with perl -pi -e 's/ (\d{4}-)?(2015)(?= Free Software)/ @@ -2718,259 +15220,1154 @@ Copyright notice update: added 2016 with under zsh (the m4 and tools/mbench directories were not modified). Removed 2015 from the example in the doc/README.dev file. ------------------------------------------------------------------------ -r9711 | vlefevre | 2015-10-29 13:39:59 +0000 (Thu, 29 Oct 2015) | 3 lines +r9778 | vlefevre | 2015-12-28 23:51:22 +0000 (Mon, 28 Dec 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed MPFR_WIN_THREAD_SAFE_DLL definition +(patch by Patrick Pélissier). +------------------------------------------------------------------------ +r9777 | vlefevre | 2015-12-27 23:56:07 +0000 (Sun, 27 Dec 2015) | 6 lines +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] Fix: File "inp_str.dat" could not be opened with +builds outside the source directory (objdir different from srcdir). +This did not generate an error, but prevented a test from being done. +Now that mpfr-test.h is included via the mpf_compat.c or mpfr_compat.c +file (there does not seem to be a valid reason not to include it), we +can use src_fopen to open the file in all cases. +------------------------------------------------------------------------ +r9775 | vlefevre | 2015-12-27 13:54:59 +0000 (Sun, 27 Dec 2015) | 1 line +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + M /trunk/tests/tversion.c + +[tests] In tversion.c, output the locale too (if supported). +------------------------------------------------------------------------ +r9774 | vlefevre | 2015-12-27 13:50:21 +0000 (Sun, 27 Dec 2015) | 1 line +Changed paths: + M /trunk/tests/tinp_str.c + +[tests/tinp_str.c] Added a blank line. +------------------------------------------------------------------------ +r9773 | vlefevre | 2015-12-27 13:31:56 +0000 (Sun, 27 Dec 2015) | 4 lines +Changed paths: + M /trunk/tests/inp_str.dat + M /trunk/tests/mpf_compat.h + M /trunk/tests/tinp_str.c + +[tests] + * inp_str.dat: added a locale-independent line at the beginning of + the file (useful for mpf_compat). + * mpf_compat.h, tinp_str.c: update because of this change. +------------------------------------------------------------------------ +r9772 | vlefevre | 2015-12-27 11:51:58 +0000 (Sun, 27 Dec 2015) | 3 lines +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Improved src_fopen description (do not use the term +"src directory" because there is a directory named "src", but this +is not what is referred here). +------------------------------------------------------------------------ +r9771 | vlefevre | 2015-12-26 13:52:07 +0000 (Sat, 26 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] Fix: changed "inp_str.data" to "inp_str.dat" +due to the file rename in r8120 (otherwise nothing is tested). +------------------------------------------------------------------------ +r9770 | vlefevre | 2015-12-26 11:41:11 +0000 (Sat, 26 Dec 2015) | 8 lines +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] For mpf_set_str and mpf_init_set_str, avoid strings +with ".", since for GMP the decimal separator is locale dependent (the +tests can be run in non-C locales on purpose in order to detect issues +in various locales), so that for the mpf_compat test, the conversion +fails and the mpf value x is set to 0 (which can yield other problems, +such as with mpf_div (y, x, x), which raises an exception). +Note: this problem appeared in r9157, where tests_start_mpfr() was added +to mpf_compat.h (the locale setting is done in this function). +------------------------------------------------------------------------ +r9769 | zimmerma | 2015-12-18 08:24:39 +0000 (Fri, 18 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/mpfr-test.h + +patch from Patrick Pelissier (for MinGW) + +------------------------------------------------------------------------ +r9768 | vlefevre | 2015-12-15 07:47:43 +0000 (Tue, 15 Dec 2015) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Corrections for C++. +------------------------------------------------------------------------ +r9767 | vlefevre | 2015-12-14 16:38:00 +0000 (Mon, 14 Dec 2015) | 1 line +Changed paths: + M /trunk/INSTALL + +Removed trailing spaces. +------------------------------------------------------------------------ +r9766 | zimmerma | 2015-12-14 13:59:43 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +review by Rob (sisyphus1@optusnet.com.au) + +------------------------------------------------------------------------ +r9765 | zimmerma | 2015-12-14 11:55:44 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +removed obsolete parts (?) for MinGW + +------------------------------------------------------------------------ +r9764 | zimmerma | 2015-12-14 11:52:10 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +new text for Windows/Visual Studio/Visual C++ part contributed by Brian Gladman + +------------------------------------------------------------------------ +r9763 | vlefevre | 2015-12-14 11:12:18 +0000 (Mon, 14 Dec 2015) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] Switch to UTF-8. +------------------------------------------------------------------------ +r9762 | zimmerma | 2015-12-14 09:38:00 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +changes proposed by Alexander (sav_ix@ukr.net) + +------------------------------------------------------------------------ +r9761 | vlefevre | 2015-12-14 08:55:12 +0000 (Mon, 14 Dec 2015) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Correction. +------------------------------------------------------------------------ +r9760 | zimmerma | 2015-12-14 08:47:26 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +clock() should work everywhere + +------------------------------------------------------------------------ +r9759 | vlefevre | 2015-12-14 08:40:26 +0000 (Mon, 14 Dec 2015) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] The timing test from r9753 in POSIX-only. +------------------------------------------------------------------------ +r9758 | vlefevre | 2015-12-14 08:02:45 +0000 (Mon, 14 Dec 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9757 | zimmerma | 2015-12-14 07:56:59 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +update INSTALL file + +------------------------------------------------------------------------ +r9756 | zimmerma | 2015-12-14 07:39:10 +0000 (Mon, 14 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +-D__USE_MINGW_ANSI_STDIO is needed for GMP only + +------------------------------------------------------------------------ +r9755 | vlefevre | 2015-12-11 16:46:48 +0000 (Fri, 11 Dec 2015) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Updated comment about overlapping between input and output. +------------------------------------------------------------------------ +r9754 | zimmerma | 2015-12-11 16:15:14 +0000 (Fri, 11 Dec 2015) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +document that (currently) mpfr_sum doesn't allow overlap + +------------------------------------------------------------------------ +r9753 | zimmerma | 2015-12-11 15:49:29 +0000 (Fri, 11 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +timing test to compare mpfr_sum and naive algorithm (without correct rounding) + +------------------------------------------------------------------------ +r9751 | zimmerma | 2015-12-11 13:39:41 +0000 (Fri, 11 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +update wrt -D__USE_MINGW_ANSI_STDIO + +------------------------------------------------------------------------ +r9750 | zimmerma | 2015-12-11 13:24:51 +0000 (Fri, 11 Dec 2015) | 2 lines +Changed paths: + M /trunk/INSTALL + +note about MinGW and TLS support + +------------------------------------------------------------------------ +r9749 | zimmerma | 2015-12-11 08:54:39 +0000 (Fri, 11 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/tfprintf.c + M /trunk/tests/tprintf.c + +improving error message + +------------------------------------------------------------------------ +r9747 | zimmerma | 2015-12-10 20:59:26 +0000 (Thu, 10 Dec 2015) | 2 lines +Changed paths: + M /trunk/tests/tfprintf.c + M /trunk/tests/tprintf.c + M /trunk/tests/tsprintf.c + +added comment and message for errors under MinGW + +------------------------------------------------------------------------ +r9745 | vlefevre | 2015-12-03 10:17:09 +0000 (Thu, 03 Dec 2015) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Updated a comment about clang and division by 0. +------------------------------------------------------------------------ +r9742 | vlefevre | 2015-11-11 01:43:00 +0000 (Wed, 11 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9741 | vlefevre | 2015-11-11 01:25:12 +0000 (Wed, 11 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9740 | vlefevre | 2015-11-11 00:48:50 +0000 (Wed, 11 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor correction. +------------------------------------------------------------------------ +r9739 | vlefevre | 2015-11-10 17:00:22 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor correction. +------------------------------------------------------------------------ +r9738 | vlefevre | 2015-11-10 16:29:45 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Minor correction. +------------------------------------------------------------------------ +r9737 | vlefevre | 2015-11-10 15:59:51 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9736 | vlefevre | 2015-11-10 13:12:45 +0000 (Tue, 10 Nov 2015) | 2 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Clarification: avoid the word "iteration" for the loop +over the inputs, when possible. +------------------------------------------------------------------------ +r9735 | vlefevre | 2015-11-10 12:57:20 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9734 | vlefevre | 2015-11-10 09:03:17 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9733 | vlefevre | 2015-11-10 01:30:55 +0000 (Tue, 10 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update. +------------------------------------------------------------------------ +r9732 | vlefevre | 2015-11-09 16:28:57 +0000 (Mon, 09 Nov 2015) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added a FIXME comment about the reuse of an input for the +output. +------------------------------------------------------------------------ +r9731 | vlefevre | 2015-11-06 23:17:31 +0000 (Fri, 06 Nov 2015) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/configure.ac + M /trunk/src/mpfr-gmp.h + +GMP 5.0.0 or newer is required (instead of 4.2.0). +------------------------------------------------------------------------ +r9730 | vlefevre | 2015-11-06 15:11:12 +0000 (Fri, 06 Nov 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Major and final update (complete rewrite). +------------------------------------------------------------------------ +r9729 | vlefevre | 2015-11-06 02:49:03 +0000 (Fri, 06 Nov 2015) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Added a TODO. +------------------------------------------------------------------------ +r9728 | vlefevre | 2015-11-06 02:16:50 +0000 (Fri, 06 Nov 2015) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Bug fixed (MPN_COPY_INCR instead of MPN_COPY_DECR). +------------------------------------------------------------------------ +r9727 | vlefevre | 2015-11-05 15:55:00 +0000 (Thu, 05 Nov 2015) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Minor comment correction. +------------------------------------------------------------------------ +r9726 | vlefevre | 2015-11-05 12:43:51 +0000 (Thu, 05 Nov 2015) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added another assertion (checked). +------------------------------------------------------------------------ +r9725 | vlefevre | 2015-11-05 12:12:14 +0000 (Thu, 05 Nov 2015) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added assertions (checked). +------------------------------------------------------------------------ +r9724 | vlefevre | 2015-11-04 10:29:01 +0000 (Wed, 04 Nov 2015) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added a comment. +------------------------------------------------------------------------ +r9723 | vlefevre | 2015-11-04 10:17:08 +0000 (Wed, 04 Nov 2015) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] In tsum, add testcases for mpfr_sum triggering the bug fixed +in r9722. +------------------------------------------------------------------------ +r9722 | vlefevre | 2015-11-04 10:07:06 +0000 (Wed, 04 Nov 2015) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Bug fix: an error bound was too large to compute the sign +of the secondary term (when the TMD occurs). +------------------------------------------------------------------------ +r9721 | vlefevre | 2015-11-03 14:17:15 +0000 (Tue, 03 Nov 2015) | 2 lines +Changed paths: + M /trunk/tests/tstdint.c + M /trunk/tests/tvalist.c + +[tests/{tstdint.c,tvalist.c}] Updated and improved comment about the +test of partial + full <mpfr.h> inclusion. +------------------------------------------------------------------------ +r9720 | vlefevre | 2015-11-03 11:17:16 +0000 (Tue, 03 Nov 2015) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] C code starting with # (preprocessor directives) must not +be indented. +------------------------------------------------------------------------ +r9718 | zimmerma | 2015-11-03 10:52:52 +0000 (Tue, 03 Nov 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mulders.c - M /branches/3.1/tests/tdiv.c + M /trunk/configure.ac + M /trunk/doc/mini-gmp + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/tests.c + M /trunk/tests/tstdint.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + +simplify the configuration with mini-gmp -Fixed bug in mulders.c (affecting mpfr_div) reported by Ricky Farr: -<https://sympa.inria.fr/sympa/arc/mpfr/2015-10/msg00023.html> -(merged changeset r9699 from the trunk; conflict resolved) ------------------------------------------------------------------------ -r9698 | vlefevre | 2015-10-22 14:38:38 +0000 (Thu, 22 Oct 2015) | 3 lines +r9717 | vlefevre | 2015-10-30 15:52:37 +0000 (Fri, 30 Oct 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/autogen.sh + M /trunk/src/sum.c + +[src/sum.c] Updated comment for sum_raw(). +------------------------------------------------------------------------ +r9716 | zimmerma | 2015-10-30 10:28:21 +0000 (Fri, 30 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.h + +better definition of GMP_NUMB_BITS + +------------------------------------------------------------------------ +r9715 | zimmerma | 2015-10-29 18:55:09 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/mulders.c + +update description of file + +------------------------------------------------------------------------ +r9710 | vlefevre | 2015-10-29 13:36:15 +0000 (Thu, 29 Oct 2015) | 1 line +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Improved comment about the mpfr_divhigh_n_basecase bug. +------------------------------------------------------------------------ +r9708 | zimmerma | 2015-10-29 12:29:44 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/terandom_chisq.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/trandom_deviate.c + +more tests do work with mini-gmp (from GMP 6.1.0-rc1) + +------------------------------------------------------------------------ +r9707 | vlefevre | 2015-10-29 12:17:04 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] For the tests on the source files, ignore everything +related to mini-gmp, not just the src/mini-gmp.[ch] files. +------------------------------------------------------------------------ +r9706 | vlefevre | 2015-10-29 12:06:19 +0000 (Thu, 29 Oct 2015) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": mention -DMPFR_TUNE_COVERAGE. +------------------------------------------------------------------------ +r9705 | vlefevre | 2015-10-29 12:02:17 +0000 (Thu, 29 Oct 2015) | 1 line +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Updated comment about the mpfr_divhigh_n_basecase bug. +------------------------------------------------------------------------ +r9704 | zimmerma | 2015-10-29 09:44:03 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + +fixed replacement for mpn_neg (return value was wrong) + +------------------------------------------------------------------------ +r9703 | zimmerma | 2015-10-29 08:31:48 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + M /trunk/src/free_cache.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/src/urandomb.c + +adapt for mini-gmp (from GMP 6.1.0-rc1) + +------------------------------------------------------------------------ +r9702 | zimmerma | 2015-10-29 06:57:07 +0000 (Thu, 29 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/bernoulli.c + M /trunk/src/div.c + +replace obsolete mpz_div_2exp function by mpz_xdiv_q_2exp + +------------------------------------------------------------------------ +r9701 | zimmerma | 2015-10-28 17:33:01 +0000 (Wed, 28 Oct 2015) | 2 lines +Changed paths: + M /trunk/doc/mini-gmp + M /trunk/src/free_cache.c + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + +adapt mini-gmp stuff to GMP 6.1.0-rc1 + +------------------------------------------------------------------------ +r9700 | zimmerma | 2015-10-28 16:39:50 +0000 (Wed, 28 Oct 2015) | 2 lines +Changed paths: + M /trunk/src/const_euler.c + +replace obsolete mpz_div by mpz_tdiv_q + +------------------------------------------------------------------------ +r9699 | zimmerma | 2015-10-27 12:20:39 +0000 (Tue, 27 Oct 2015) | 3 lines +Changed paths: + M /trunk/src/mulders.c + M /trunk/tests/tdiv.c + +fix bug reported by Ricky Farr +(https://sympa.inria.fr/sympa/arc/mpfr/2015-10/msg00023.html) + +------------------------------------------------------------------------ +r9697 | vlefevre | 2015-10-22 14:34:29 +0000 (Thu, 22 Oct 2015) | 2 lines +Changed paths: + M /trunk/autogen.sh [autogen.sh] Restore the INSTALL file also if the process receives a usual signal (SIGHUP, SIGINT, SIGQUIT or SIGTERM). -(merged changeset r9697 from the trunk) ------------------------------------------------------------------------ -r9664 | vlefevre | 2015-08-25 18:31:55 +0000 (Tue, 25 Aug 2015) | 3 lines +r9696 | vlefevre | 2015-10-22 12:37:52 +0000 (Thu, 22 Oct 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_rnd.c + M /trunk/tests/tversion.c -Fixed warnings from GCC's -Wold-style-declaration option: -MPFR_THREAD_ATTR must be at beginning of declaration. -(merged changeset r8725 from the trunk) +[tests/tversion.c] Added a comment about compiler info. ------------------------------------------------------------------------ -r9644 | vlefevre | 2015-08-20 01:21:21 +0000 (Thu, 20 Aug 2015) | 2 lines +r9695 | vlefevre | 2015-10-22 12:25:43 +0000 (Thu, 22 Oct 2015) | 3 lines Changed paths: - M /branches/3.1/configure.ac + M /trunk/tests/tversion.c -[configure.ac] Added test for usability of gmp.h at link time (needed -because of a known incompatibility between GMP 4.1 and GCC 5). +[tests/tversion.c] Instead of __GNUC__, __GNUC_MINOR__ and +__GNUC_PATCHLEVEL__, output __VERSION__, which gives more +information (for GCC development versions and ICC). ------------------------------------------------------------------------ -r9633 | vlefevre | 2015-07-20 22:20:21 +0000 (Mon, 20 Jul 2015) | 4 lines +r9694 | vlefevre | 2015-10-21 11:41:57 +0000 (Wed, 21 Oct 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/src/sum.c -[tests/tversion.c] - * Output MPFR_VERSION_STRING. - * Check and output additional mpfr_buildopt_* info. -(merged changesets r9630-9631 from the trunk) +[src/sum.c] Updated comment for sum_raw(). ------------------------------------------------------------------------ -r9621 | vlefevre | 2015-07-17 00:33:35 +0000 (Fri, 17 Jul 2015) | 4 lines +r9693 | vlefevre | 2015-09-15 14:29:32 +0000 (Tue, 15 Sep 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/frexp.c - M /branches/3.1/tests/tfrexp.c + M /trunk/doc/mpfr.texi -[src/frexp.c] Fixed a bug occurring when the current exponent range -does not contain 0. Handle internal overflow. -[tests/tfrexp.c] Added corresponding testcases. -(merged changesets r9592,9594,9599-9600,9613,9617,9619 from the trunk) +[doc/mpfr.texi] Added a comment about mpfr_get_{si,ui,sj,uj} and flags. +------------------------------------------------------------------------ +r9692 | vlefevre | 2015-09-15 14:02:41 +0000 (Tue, 15 Sep 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9691 | vlefevre | 2015-09-15 13:59:49 +0000 (Tue, 15 Sep 2015) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Changed "returned value" to "return value" when this +is the value returned by the C function (synonymous, but sometimes +less ambiguous). +------------------------------------------------------------------------ +r9690 | vlefevre | 2015-09-15 13:55:46 +0000 (Tue, 15 Sep 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] For r9689, "returned value" → "return value". +------------------------------------------------------------------------ +r9689 | vlefevre | 2015-09-15 13:51:33 +0000 (Tue, 15 Sep 2015) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Completed the specification of mpfr_get_{si,ui,sj,uj} +and mpfr_get_z (inexact flag, and returned value for mpfr_get_z). +------------------------------------------------------------------------ +r9688 | vlefevre | 2015-09-15 12:16:15 +0000 (Tue, 15 Sep 2015) | 6 lines +Changed paths: + M /trunk/tests/tget_z.c + +[tests/tget_z.c] Fixed and improved the check_one() test. + * The input value was modified at each iteration, giving z = 0 very + quickly, so that not much was tested in practice; in particular, + the third argument of mpz_fdiv_q_2exp in mpfr_get_z was never + properly tested (since it has no effect for z = 0). + * Added various tests of the flags. +------------------------------------------------------------------------ +r9687 | vlefevre | 2015-09-15 09:25:20 +0000 (Tue, 15 Sep 2015) | 1 line +Changed paths: + M /trunk/tests/tget_z.c + +[tests/tget_z.c] Optimized the check_one() test. +------------------------------------------------------------------------ +r9684 | vlefevre | 2015-09-10 20:54:35 +0000 (Thu, 10 Sep 2015) | 5 lines +Changed paths: + M /trunk + M /trunk/src/const_catalan.c + M /trunk/src/const_euler.c + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/exceptions.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-thread.h + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_rnd.c + +Merged the win-thread-safe-dll branch: support build as thread-safe DLL +on Windows: changes from Stephan Tolksdorf + https://gforge.inria.fr/tracker/download.php/136/619/19537/4980/changes.zip ++ a correction and some consistency checks. See MPFR bug 19537 on: +https://gforge.inria.fr/tracker/index.php?func=detail&aid=19537&group_id=136&atid=619 +------------------------------------------------------------------------ +r9675 | vlefevre | 2015-09-10 00:17:06 +0000 (Thu, 10 Sep 2015) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/tfprintf.c + M /trunk/tests/tprintf.c + M /trunk/tests/tsprintf.c + +Include config.h when need be. +------------------------------------------------------------------------ +r9674 | vlefevre | 2015-09-07 09:15:01 +0000 (Mon, 07 Sep 2015) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Updated mpz_t caching item, suggesting mpz_init2 instead. +------------------------------------------------------------------------ +r9673 | vlefevre | 2015-09-07 08:59:49 +0000 (Mon, 07 Sep 2015) | 5 lines +Changed paths: + M /trunk/TODO + +[TODO] Added: check whether mpz_t caching is necessary (this was +committed in r8911). In short, timings should be done with -static +(this wasn't clear), they may depend on the malloc implementation, +and after a look at the source, the difference in the timings with +mpz_t caching is surprising and should be explained. +------------------------------------------------------------------------ +r9672 | vlefevre | 2015-09-04 10:02:57 +0000 (Fri, 04 Sep 2015) | 3 lines +Changed paths: + M /trunk/tools/ck-copyright-notice + +[tools/ck-copyright-notice] Check src/mparam_h.in instead of the +generated (and not distributed) src/mparam.h file; this is also +useful to avoid an error after running "make tune". ------------------------------------------------------------------------ -r9620 | vlefevre | 2015-07-17 00:26:03 +0000 (Fri, 17 Jul 2015) | 7 lines +r9671 | zimmerma | 2015-09-04 09:57:08 +0000 (Fri, 04 Sep 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/mul_2si.c - M /branches/3.1/tests/tmul_2exp.c + M /trunk/tools/bench/Makefile.am + +distribute the mpfrbench README + +------------------------------------------------------------------------ +r9670 | zimmerma | 2015-09-04 09:48:35 +0000 (Fri, 04 Sep 2015) | 2 lines +Changed paths: + A /trunk/tools/bench/README + +add a README for mpfrbench + +------------------------------------------------------------------------ +r9669 | vlefevre | 2015-09-04 09:39:10 +0000 (Fri, 04 Sep 2015) | 1 line +Changed paths: + M /trunk/tune/tuneup.c + +More details in a comment about assertions via tuneup. +------------------------------------------------------------------------ +r9668 | zimmerma | 2015-09-04 09:23:58 +0000 (Fri, 04 Sep 2015) | 2 lines +Changed paths: + M /trunk/tune/tuneup.c + +fixed failed assertion during "make tune" + +------------------------------------------------------------------------ +r9667 | vlefevre | 2015-08-25 22:10:40 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_z.c + +[tests/tget_z.c] Flags testing. +------------------------------------------------------------------------ +r9666 | vlefevre | 2015-08-25 20:43:35 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated a URL. +------------------------------------------------------------------------ +r9663 | vlefevre | 2015-08-25 17:22:30 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tstdint.c + +[tests/tstdint.c] Support MPFR_PRINTF_MAXLM. +------------------------------------------------------------------------ +r9662 | vlefevre | 2015-08-25 16:44:08 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Support MPFR_PRINTF_MAXLM. +------------------------------------------------------------------------ +r9661 | vlefevre | 2015-08-25 16:36:24 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Typo. +------------------------------------------------------------------------ +r9660 | vlefevre | 2015-08-25 16:24:23 +0000 (Tue, 25 Aug 2015) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Instead of checking whether the 'j' printf length +modifier is working, try to find one that works. +------------------------------------------------------------------------ +r9659 | vlefevre | 2015-08-25 15:17:22 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Check whether the 'j' printf length modifier is working. +------------------------------------------------------------------------ +r9658 | vlefevre | 2015-08-25 12:25:03 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Improved check_erange (more flags testing). +------------------------------------------------------------------------ +r9657 | vlefevre | 2015-08-25 11:45:22 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Improved check_sj and check_uj even more. +------------------------------------------------------------------------ +r9656 | vlefevre | 2015-08-25 11:31:08 +0000 (Tue, 25 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Improved check_sj and check_uj (flags testing). +------------------------------------------------------------------------ +r9655 | vlefevre | 2015-08-24 15:48:24 +0000 (Mon, 24 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] New tests at the limits of the types. +------------------------------------------------------------------------ +r9654 | vlefevre | 2015-08-24 15:38:14 +0000 (Mon, 24 Aug 2015) | 2 lines +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] For the mpfr_fits_{uintmax,intmax}_p functions, check +that the flags are not modified and added tests of -Inf and -0. +------------------------------------------------------------------------ +r9653 | vlefevre | 2015-08-24 15:23:55 +0000 (Mon, 24 Aug 2015) | 2 lines +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] For the mpfr_fits_{u,s}{long,int,short}_p functions, +check that the flags are not modified and added tests of -Inf and -0. +------------------------------------------------------------------------ +r9652 | zimmerma | 2015-08-24 10:11:29 +0000 (Mon, 24 Aug 2015) | 2 lines +Changed paths: + M /trunk/src/mparam_h.in + +fixed the AMD K8 tuning (cf r8118) + +------------------------------------------------------------------------ +r9651 | vlefevre | 2015-08-24 06:44:57 +0000 (Mon, 24 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tset_si.c + +[tests/tset_si.c] Improved NaN mpfr_get_si / mpfr_get_ui test. +------------------------------------------------------------------------ +r9650 | vlefevre | 2015-08-24 01:37:59 +0000 (Mon, 24 Aug 2015) | 3 lines +Changed paths: + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_u.h + +[src/{fits_intmax.c,fits_s.h,fits_u.h}] Fixed mpfr_fits_* functions: +the flags could be modified, which made the new mpfr_get_{si,ui} tests +fail (tests/tset_si.c r9649). +------------------------------------------------------------------------ +r9649 | vlefevre | 2015-08-24 01:23:30 +0000 (Mon, 24 Aug 2015) | 1 line +Changed paths: + M /trunk/tests/tset_si.c + +[tests/tset_si.c] Added mpfr_get_{si,ui} tests, including flags. +------------------------------------------------------------------------ +r9648 | vlefevre | 2015-08-20 12:17:30 +0000 (Thu, 20 Aug 2015) | 3 lines +Changed paths: + M /trunk/src/mparam_h.in + +[src/mparam_h.in] Improved comment: __amd64__ is generic to all +x86 processors with a 64-bit ABI (amd64, a.k.a. x86_64), thus +suggest to move mparam.h files to more meaningful locations. +------------------------------------------------------------------------ +r9645 | vlefevre | 2015-08-20 01:27:44 +0000 (Thu, 20 Aug 2015) | 4 lines +Changed paths: + M /trunk + M /trunk/configure.ac + +[configure.ac] Added test for usability of gmp.h at link time +(merged changeset r9644 from the 3.1 branch, with minor changes +due to the fact that a known problem between GMP 4.1 and GCC 5 +can no longer occur, now that we require GMP 4.2.0 or newer). +------------------------------------------------------------------------ +r9642 | vlefevre | 2015-08-19 08:05:38 +0000 (Wed, 19 Aug 2015) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": mention abi-compliance-checker. +------------------------------------------------------------------------ +r9638 | vlefevre | 2015-07-31 12:30:50 +0000 (Fri, 31 Jul 2015) | 3 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added an assertion (I get a build failure with gcc-snapshot +20150722-1 due to -Werror=array-bounds, but the code looks OK). +Simplified test on: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67077 +------------------------------------------------------------------------ +r9637 | zimmerma | 2015-07-31 07:22:03 +0000 (Fri, 31 Jul 2015) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/mpfr-gmp.h + M /trunk/src/sqrt.c + +remove usage of mpn_rootrem in mpfr_sqrt since now mpn_sqrtrem is faster +(https://gmplib.org/list-archives/gmp-devel/2015-July/004074.html) + +------------------------------------------------------------------------ +r9636 | vlefevre | 2015-07-30 09:41:37 +0000 (Thu, 30 Jul 2015) | 1 line +Changed paths: + M /trunk/src/next.c + +[src/next.c] Added a note concerning the exceptions. +------------------------------------------------------------------------ +r9632 | vlefevre | 2015-07-20 22:04:21 +0000 (Mon, 20 Jul 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9631 | vlefevre | 2015-07-20 21:56:04 +0000 (Mon, 20 Jul 2015) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output MPFR_VERSION_STRING too. +------------------------------------------------------------------------ +r9630 | vlefevre | 2015-07-20 21:49:28 +0000 (Mon, 20 Jul 2015) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Check and output additional mpfr_buildopt_* info. +------------------------------------------------------------------------ +r9629 | vlefevre | 2015-07-20 15:59:51 +0000 (Mon, 20 Jul 2015) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/rint.c + M /trunk/tests/trint.c + +Added mpfr_rint_roundeven and mpfr_roundeven functions, with +documentation and tests. +------------------------------------------------------------------------ +r9619 | vlefevre | 2015-07-16 12:43:22 +0000 (Thu, 16 Jul 2015) | 5 lines +Changed paths: + M /trunk/tests/tfrexp.c + +[tests/tfrexp.c] + * Replaced each mpfr_get_exp occurrence by the internal MPFR_GET_EXP + macro in order to make sure that an assertion failure is triggered + in case of singular number (see also the comment added in r9618). + * Fixed the remaining problem due to an overflow and infinite value. +------------------------------------------------------------------------ +r9618 | vlefevre | 2015-07-16 12:32:33 +0000 (Thu, 16 Jul 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Added a comment about the drawback of the mpfr_get_exp() +macro, defined in addition to the function. +------------------------------------------------------------------------ +r9617 | vlefevre | 2015-07-15 14:22:19 +0000 (Wed, 15 Jul 2015) | 2 lines +Changed paths: + M /trunk/tests/tfrexp.c + +[tests/tfrexp.c] Simplification: merged the tests on the ternary values, +the returned MPFR values and the flags. +------------------------------------------------------------------------ +r9616 | vlefevre | 2015-07-15 14:17:12 +0000 (Wed, 15 Jul 2015) | 4 lines +Changed paths: + M /trunk/src/div_2si.c + M /trunk/src/div_2ui.c + M /trunk/src/mul_2si.c [src/{div_2si.c,div_2ui.c,mul_2si.c}] Fixed some underflow cases in rounding to nearest when the exact result is -2^(emin-2), i.e. the middle of 0 and the minimum negative number in absolute value (the correction in r5517 was incorrect/incomplete). -[tests/tmul_2exp.c] Extended the underflow() test to negative numbers, -triggering the bug fixed here. -(merged changesets r9614,9616 from the trunk) ------------------------------------------------------------------------ -r9608 | vlefevre | 2015-07-02 01:17:21 +0000 (Thu, 02 Jul 2015) | 4 lines +r9615 | vlefevre | 2015-07-15 13:48:37 +0000 (Wed, 15 Jul 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/mul_2si.c - M /branches/3.1/tests/tmul_2exp.c + M /trunk/src/exceptions.c -[src/{div_2si.c,div_2ui.c,mul_2si.c}] Fixed overflow case when n = 0. -[tests/tmul_2exp.c] Added overflow tests (triggering the above bugs). -(merged changesets r9593,9595-9598 from the trunk, with mpfr_flags_t -replaced by unsigned int) +[src/exceptions.c] Added logging for mpfr_underflow and mpfr_overflow. ------------------------------------------------------------------------ -r9607 | vlefevre | 2015-07-02 00:51:31 +0000 (Thu, 02 Jul 2015) | 1 line +r9614 | vlefevre | 2015-07-15 13:35:53 +0000 (Wed, 15 Jul 2015) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tmul_2exp.c -[doc/mpfr.texi] Updated the month. +[tests/tmul_2exp.c] Extended the underflow() test to negative numbers, +triggering a new bug. ------------------------------------------------------------------------ -r9606 | vlefevre | 2015-07-02 00:50:57 +0000 (Thu, 02 Jul 2015) | 7 lines +r9613 | vlefevre | 2015-07-15 08:24:21 +0000 (Wed, 15 Jul 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/src/frexp.c -[doc/mpfr.texi] Replaced periods ending a sentence by "@." in the -following cases: when the preceding character is a capital letter -or a closing parenthesis following a capital letter (e.g. "NaN.", -"MPFR.", "MPFR).", etc). This is needed to get correct spacing in -the generated .info and PDF files with the next sentence of the -paragraph (when there is one). -(merged changeset r8643 from the trunk) +[src/frexp.c] Added a comment. ------------------------------------------------------------------------ -r9605 | vlefevre | 2015-07-02 00:47:18 +0000 (Thu, 02 Jul 2015) | 10 lines +r9609 | vlefevre | 2015-07-02 10:45:20 +0000 (Thu, 02 Jul 2015) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/lngamma.c - M /branches/3.1/tests/tlngamma.c + M /trunk/tools/build-patch -[doc/mpfr.texi] Completed specification: - * on special numbers (±0, ±Inf); - * of mpfr_lngamma and mpfr_lgamma on 1 and 2 (result is +0); - * general rules for special values and on mpfr_lngamma. -[src/lngamma.c] Fixed mpfr_lngamma behavior on nonpositive integers - and -Inf. -[tests/tlngamma.c] Update. Test the flags for some special values. -See <https://sympa.inria.fr/sympa/arc/mpfr/2013-08/msg00008.html> about -the behavior of mpfr_lngamma on zero and general rule for such limits. -(merged changesets r8629,8632-8633,8841,8847 from the trunk) +[tools/build-patch] Rebuild the mpfr.info file if mpfr.texi has been +modified, in order to take it into account in the patch. This is needed +since the mpfr.info file is distributed in the tarball. ------------------------------------------------------------------------ -r9603 | vlefevre | 2015-07-02 00:15:21 +0000 (Thu, 02 Jul 2015) | 2 lines +r9604 | vlefevre | 2015-07-02 00:17:00 +0000 (Thu, 02 Jul 2015) | 3 lines Changed paths: - M /branches/3.1/tools/mpfrlint + M /trunk + M /trunk/tools/mpfrlint [tools/mpfrlint] Check a Texinfo rule (Section "Ending a Sentence") with common words that end with a capital letter. +(merged changeset r9603 from the 3.1 branch) +------------------------------------------------------------------------ +r9601 | vlefevre | 2015-06-28 09:28:30 +0000 (Sun, 28 Jun 2015) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Updated URL of TS 18661-4. +------------------------------------------------------------------------ +r9600 | vlefevre | 2015-06-26 13:59:12 +0000 (Fri, 26 Jun 2015) | 1 line +Changed paths: + M /trunk/src/frexp.c + +[src/frexp.c] Handle internal overflow. +------------------------------------------------------------------------ +r9599 | vlefevre | 2015-06-26 13:46:55 +0000 (Fri, 26 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tfrexp.c + +[tests/tfrexp.c] Forgot a "exit (1);". +------------------------------------------------------------------------ +r9598 | vlefevre | 2015-06-26 08:06:17 +0000 (Fri, 26 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tmul_2exp.c + +[tests/tmul_2exp.c] Overflow test: more output info; improved code. +------------------------------------------------------------------------ +r9597 | vlefevre | 2015-06-26 07:57:49 +0000 (Fri, 26 Jun 2015) | 3 lines +Changed paths: + M /trunk/src/mul_2si.c + M /trunk/tests/tmul_2exp.c + +[src/mul_2si.c] Fixed overflow case when n = 0. +[tests/tmul_2exp.c] In the overflow test, check mpfr_mul_2ui and +mpfr_mul_2si too (mpfr_mul_2ui was OK). +------------------------------------------------------------------------ +r9596 | vlefevre | 2015-06-26 07:42:49 +0000 (Fri, 26 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/div_2si.c + M /trunk/tests/tmul_2exp.c + +[src/div_2si.c] Fixed overflow case when n = 0. +[tests/tmul_2exp.c] In the overflow test, check mpfr_div_2si too. +------------------------------------------------------------------------ +r9595 | vlefevre | 2015-06-26 07:28:10 +0000 (Fri, 26 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/div_2ui.c + M /trunk/tests/tmul_2exp.c + +[src/div_2ui.c] Fixed overflow case (can occur only when n = 0). +[tests/tmul_2exp.c] Completed the overflow test. +------------------------------------------------------------------------ +r9594 | vlefevre | 2015-06-26 00:33:56 +0000 (Fri, 26 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tfrexp.c + +[tests/tfrexp.c] Added tests (currently fail due to the mpfr_div_2ui +unhandled-overflow bug). +------------------------------------------------------------------------ +r9593 | vlefevre | 2015-06-26 00:23:19 +0000 (Fri, 26 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tmul_2exp.c + +[tests/tmul_2exp.c] Added tests where mpfr_div_2ui overflows, which +is currently not handled. +------------------------------------------------------------------------ +r9592 | vlefevre | 2015-06-26 00:00:58 +0000 (Fri, 26 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/frexp.c + +[src/frexp.c] Fixed a bug occurring when the current exponent range +does not contain 0. ------------------------------------------------------------------------ -r9587 | vlefevre | 2015-06-19 22:39:52 +0000 (Fri, 19 Jun 2015) | 1 line +r9591 | vlefevre | 2015-06-25 21:33:30 +0000 (Thu, 25 Jun 2015) | 1 line Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/check.c -Updated version to 3.1.4-dev. +[src/check.c] Typo in a comment. ------------------------------------------------------------------------ -r9583 | vlefevre | 2015-06-19 19:51:51 +0000 (Fri, 19 Jun 2015) | 1 line +r9588 | vlefevre | 2015-06-19 22:57:07 +0000 (Fri, 19 Jun 2015) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/announce-text -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[tools/announce-text] Update due to recent InriaForge upgrade. ------------------------------------------------------------------------ -r9582 | vlefevre | 2015-06-19 19:50:16 +0000 (Fri, 19 Jun 2015) | 1 line +r9581 | vlefevre | 2015-06-16 15:38:37 +0000 (Tue, 16 Jun 2015) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/doc/mpfr.texi -Updated version to 3.1.3. +[doc/mpfr.texi] Added a paragraph about the multiple use of MPFR. ------------------------------------------------------------------------ -r9577 | vlefevre | 2015-06-12 15:37:01 +0000 (Fri, 12 Jun 2015) | 1 line +r9580 | vlefevre | 2015-06-16 15:08:45 +0000 (Tue, 16 Jun 2015) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/TODO -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[TODO] Added: use symbol versioning. ------------------------------------------------------------------------ -r9576 | vlefevre | 2015-06-12 15:34:37 +0000 (Fri, 12 Jun 2015) | 4 lines +r9575 | vlefevre | 2015-06-12 15:30:27 +0000 (Fri, 12 Jun 2015) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/faq.xsl + M /trunk/doc/faq.xsl [doc/faq.xsl] Remove the indent="no" to get the same behavior as before when using libxslt 1.1.27+. See: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=718535#10 -(merged changeset r9575 from the trunk) ------------------------------------------------------------------------ -r9574 | vlefevre | 2015-06-12 15:22:10 +0000 (Fri, 12 Jun 2015) | 2 lines +r9572 | vlefevre | 2015-06-12 13:55:51 +0000 (Fri, 12 Jun 2015) | 2 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tests/tfma.c -Updated version to 3.1.3-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[tests/tfma.c] Improved the new underflow tests (test_underflow3) to +test FMA(-x,y,-z). ------------------------------------------------------------------------ -r9573 | vlefevre | 2015-06-12 14:04:56 +0000 (Fri, 12 Jun 2015) | 3 lines +r9569 | vlefevre | 2015-06-12 13:27:00 +0000 (Fri, 12 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tfma.c + M /trunk/src/fma.c + +[src/fma.c] Completely fixed the scaling in case of underflow. +------------------------------------------------------------------------ +r9568 | vlefevre | 2015-06-12 01:00:03 +0000 (Fri, 12 Jun 2015) | 3 lines +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Partially fixed the scaling in case of underflow, +corresponding to the testcase from r9566. Double rounding is +not handled yet (failure triggered by r9567). +------------------------------------------------------------------------ +r9567 | vlefevre | 2015-06-12 00:55:09 +0000 (Fri, 12 Jun 2015) | 5 lines +Changed paths: + M /trunk/tests/tfma.c [tests/tfma.c] Improved the new underflow tests (test_underflow3) to -test FMA(-x,y,-z). -(merged changeset r9572 from the trunk) +yield some cases with double rounding when scaling: If the only fix +in src/fma.c is to change the rounding mode of the last mpfr_div_2ui +(computing s / 2^scale) to rnd_mode, a new failure appears for n = 2, +k = 4, s = -1, MPFR_RNDN. +------------------------------------------------------------------------ +r9566 | vlefevre | 2015-06-12 00:25:11 +0000 (Fri, 12 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + +[tests/tfma.c] Corrected the new underflow tests to really generate +underflows, showing a bug in mpfr_fma. +------------------------------------------------------------------------ +r9565 | vlefevre | 2015-06-12 00:10:19 +0000 (Fri, 12 Jun 2015) | 1 line +Changed paths: + M /trunk/src/fma.c + +[src/fma.c] Added log messages. +------------------------------------------------------------------------ +r9564 | vlefevre | 2015-06-12 00:09:18 +0000 (Fri, 12 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + +[tests/tfma.c] The code removed in r9560 was actually necessary, +but do this in a better way. +------------------------------------------------------------------------ +r9563 | vlefevre | 2015-06-11 23:51:48 +0000 (Thu, 11 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tfma.c + +[tests/tfma.c] Added other underflow tests. ------------------------------------------------------------------------ -r9570 | vlefevre | 2015-06-12 13:38:54 +0000 (Fri, 12 Jun 2015) | 4 lines +r9562 | vlefevre | 2015-06-11 23:13:22 +0000 (Thu, 11 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/fma.c - M /branches/3.1/tests/tfma.c + M /trunk/tests/tfma.c -[src/fma.c] Fixed the scaling in case of underflow. Added log messages. -[tests/tfma.c] Added testcases. Code clean-up. -(merged changesets r9560-9569 from the trunk, with mpfr_flags_t -replaced by unsigned int) +[tests/tfma.c] Some improvements. ------------------------------------------------------------------------ -r9556 | vlefevre | 2015-06-11 00:55:01 +0000 (Thu, 11 Jun 2015) | 4 lines +r9561 | vlefevre | 2015-06-11 23:08:40 +0000 (Thu, 11 Jun 2015) | 1 line Changed paths: - M /branches/3.1/src/urandomb.c + M /trunk/tests/tfma.c -[src/urandomb.c] Replaced mpn_copyd by MPN_COPY for GMP 4 compatibility. -Note: The trunk does something better (see r8813), but let's keep the -change minimal in this branch, in particular for code that is executed -very rarely (1/2^32 or 1/2^64 probability). +[tests/tfma.c] GNU coding style. ------------------------------------------------------------------------ -r9555 | vlefevre | 2015-06-11 00:34:36 +0000 (Thu, 11 Jun 2015) | 2 lines +r9560 | vlefevre | 2015-06-11 23:05:51 +0000 (Thu, 11 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/urandomb.c + M /trunk/tests/tfma.c -[src/urandomb.c] Replaced mpn_copyi by mpn_copyd. -(merged changeset r8763 from the trunk) +[tests/tfma.c] Removed code that isn't necessary. ------------------------------------------------------------------------ -r9554 | vlefevre | 2015-06-10 23:56:37 +0000 (Wed, 10 Jun 2015) | 5 lines +r9557 | vlefevre | 2015-06-11 08:48:04 +0000 (Thu, 11 Jun 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/trandom.c + M /trunk/doc/README.dev -[tests/trandom.c] The use of mpfr_rands yielded a compilation failure -of trandom.c with --with-gmp-build; it should have been __gmp_rands or -RANDS. But let's do better by using a new gmp_randstate_t as done in -bug20100914(). -(merged changeset r9553 from the trunk) +[doc/README.dev] "To make a release": mention -DMPFR_COV_CHECK and +-DMPFR_ALLOCA_MAX=0 tests. ------------------------------------------------------------------------ -r9552 | vlefevre | 2015-06-10 15:40:11 +0000 (Wed, 10 Jun 2015) | 4 lines +r9553 | vlefevre | 2015-06-10 23:46:47 +0000 (Wed, 10 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/urandomb.c - M /branches/3.1/tests/trandom.c + M /trunk/tests/trandom.c + +[tests/trandom.c] Cleaner test, avoiding the explicit use of mpfr_rands. +------------------------------------------------------------------------ +r9551 | vlefevre | 2015-06-10 14:25:57 +0000 (Wed, 10 Jun 2015) | 3 lines +Changed paths: + M /trunk/tests/trandom.c -[src/urandomb.c] Fixed bug which could appear with probability 1/2^32 - (32-bit limbs) or 1/2^64 (64-bit limbs). -[tests/trandom.c] Added testcase for 32-bit limbs. -(merged changesets r8762,9550-9551 from the trunk) +[tests/trandom.c] Improved latest change, as some other test already +assume a fixed PRNG with GMP >= 4.2.0 (now the value of the last +random number of the test is checked). ------------------------------------------------------------------------ -r9548 | vlefevre | 2015-06-10 10:47:35 +0000 (Wed, 10 Jun 2015) | 10 lines +r9550 | vlefevre | 2015-06-10 13:59:09 +0000 (Wed, 10 Jun 2015) | 7 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/cos.c - M /branches/3.1/src/sin.c + M /trunk/tests/trandom.c + +[tests/trandom.c] + * Get a non-zero fixed-point number whose first 32 bits are 0 with the + default GMP PRNG. This corresponds to the case cnt == 0 && k != 0 in + src/urandomb.c (fixed in r8762) with the 32-bit ABI. + * Output a warning (with a fatal error when the MPFR_COV_CHECK macro + is defined) if one doesn't get such a number, probably because the + GMP PRNG has changed. +------------------------------------------------------------------------ +r9545 | vlefevre | 2015-06-10 10:25:56 +0000 (Wed, 10 Jun 2015) | 4 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] The bug fixed in r9540 actually came from r9014, which +incorrectly replaced MPFR_EXP by MPFR_SET_EXP. So, restored the +previous code (re-adding the assertion check), keeping my comment +from r9540 to explain why we don't use MPFR_SET_EXP. +------------------------------------------------------------------------ +r9544 | vlefevre | 2015-06-10 09:21:02 +0000 (Wed, 10 Jun 2015) | 5 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Fixed overflow/underflow tests introduced in r9539: +the tests were done in all rounding modes, but the code was incorrect +if the exponent of the result depended on the rounding mode. So, the +tests are now done only in the rounding mode previously selected. This +should be sufficient to detect bugs. +------------------------------------------------------------------------ +r9543 | vlefevre | 2015-06-10 08:48:24 +0000 (Wed, 10 Jun 2015) | 3 lines +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] For mpfr_lgamma and mpfr_lngamma, the exponent range +was not restored in some cases (some large results). Bug introduced +in r8917 (trunk only). +------------------------------------------------------------------------ +r9542 | vlefevre | 2015-06-10 08:30:07 +0000 (Wed, 10 Jun 2015) | 9 lines +Changed paths: + M /trunk/src/cos.c + M /trunk/src/sin.c [src/{cos.c,sin.c}] Fixed bug related to the exponent range, introduced in r6461 with the use of mpfr_sincos_fast. @@ -2981,210 +16378,329 @@ Details: extended exponent range. So, changed both mpfr_cos and mpfr_sin to call mpfr_sincos_fast in the extended exponent range and restore the exponent range at the end, like in usual code. -(merged changeset r9542 from the trunk) ------------------------------------------------------------------------ -r9547 | vlefevre | 2015-06-10 10:45:39 +0000 (Wed, 10 Jun 2015) | 3 lines +r9541 | vlefevre | 2015-06-10 08:14:01 +0000 (Wed, 10 Jun 2015) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsin.c + M /trunk/tests/tgeneric.c -[tests/tsin.c] Added tests to check the mpfr_sin_fast call in src/sin.c, -which is currently buggy, modifying the exponent range in particular. -(merged changeset r8273 from the trunk) +[tests/tgeneric.c] Check whether the exponent range has been +modified by the tested function (which should never happen). +This check triggers failures in tlgamma, tlngamma and tsin. ------------------------------------------------------------------------ -r9546 | vlefevre | 2015-06-10 10:41:54 +0000 (Wed, 10 Jun 2015) | 4 lines +r9540 | vlefevre | 2015-06-10 07:50:21 +0000 (Wed, 10 Jun 2015) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgeneric.c + M /trunk/src/sqrt.c -[tests/tgeneric.c] Added overflow/underflow tests. Check whether the -exponent range has been modified by the tested function (which should -never happen). -(merged/ported changesets r9539,9541,9544 from the trunk) +[src/sqrt.c] Fixed assertion failure in reduced exponent range. +Note: This could happen only in very specific exponent ranges, +in particular, which do not include the number 1. ------------------------------------------------------------------------ -r9524 | vlefevre | 2015-06-08 00:54:03 +0000 (Mon, 08 Jun 2015) | 6 lines +r9539 | vlefevre | 2015-06-10 07:38:24 +0000 (Wed, 10 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/zeta_ui.c - M /branches/3.1/tests/tzeta_ui.c + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Added overflow/underflow tests (→ 4 failed tests). +------------------------------------------------------------------------ +r9523 | vlefevre | 2015-06-08 00:46:52 +0000 (Mon, 08 Jun 2015) | 4 lines +Changed paths: + M /trunk/src/zeta_ui.c + M /trunk/tests/tzeta_ui.c [src/zeta_ui.c] * Support reduced exponent range for the generic case. * Added logging. [tests/tzeta_ui.c] Added tests in reduced exponent range. -(merged changesets r9518-9523 from the trunk, with mpfr_flags_t -replaced by unsigned int) ------------------------------------------------------------------------ -r9522 | vlefevre | 2015-06-08 00:29:04 +0000 (Mon, 08 Jun 2015) | 2 lines +r9521 | vlefevre | 2015-06-08 00:27:37 +0000 (Mon, 08 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/add_ui.c + M /trunk/src/add_ui.c [src/add_ui.c] Fixed format string in MPFR_LOG_FUNC. -(merged changeset r9521 from the trunk) ------------------------------------------------------------------------- -r9517 | vlefevre | 2015-06-05 08:53:56 +0000 (Fri, 05 Jun 2015) | 28 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src/set_q.c - M /branches/3.1/src/ui_div.c - M /branches/3.1/src/ui_sub.c - M /branches/3.1/tests/tadd_ui.c - M /branches/3.1/tests/tdiv_ui.c - M /branches/3.1/tests/tgeneric.c - M /branches/3.1/tests/tmul_ui.c - M /branches/3.1/tests/tpow_all.c - M /branches/3.1/tests/tset_q.c - M /branches/3.1/tests/tsub_ui.c - M /branches/3.1/tests/tui_div.c - M /branches/3.1/tests/tui_sub.c - -Various fixes, improvements and new tests concerning the exponent range -and exceptions (flags). Details: - -[src/set_q.c] - * Added missing MPFR_SAVE_EXPO_FREE in case of preliminary overflow - or underflow (extreme cases). - * Replaced a "return" by MPFR_RET: this is at least needed in the - extreme case cd != 0, and safer in general. +------------------------------------------------------------------------ +r9520 | vlefevre | 2015-06-07 22:17:00 +0000 (Sun, 07 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tzeta_ui.c + +[tests/tzeta_ui.c] Code simplification. +------------------------------------------------------------------------ +r9519 | vlefevre | 2015-06-07 22:11:52 +0000 (Sun, 07 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tzeta_ui.c + +[tests/tzeta_ui.c] Test zeta(0) in reduced exponent range and all +rounding modes. +------------------------------------------------------------------------ +r9518 | vlefevre | 2015-06-07 21:54:01 +0000 (Sun, 07 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/zeta_ui.c + M /trunk/tests/tzeta_ui.c + +[src/zeta_ui.c] Fixed zeta(0) in reduced exponent range. +[tests/tzeta_ui.c] Added testcase. +------------------------------------------------------------------------ +r9514 | vlefevre | 2015-06-05 01:30:20 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/src/ui_div.c + M /trunk/src/ui_sub.c [src/{ui_div.c,ui_sub.c}] Correction for reduced exponent range. +------------------------------------------------------------------------ +r9513 | vlefevre | 2015-06-05 01:21:49 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tui_sub.c -[tests/tgeneric.c] Major clean-up, with some minor corrections. -Added support for unsigned long argument, which can be the first -or the second one (another intent is to replace tgeneric_ui.c, -which does fewer tests concerning the flags). +[tests/tui_sub.c] Check overflow. +------------------------------------------------------------------------ +r9512 | vlefevre | 2015-06-05 01:07:43 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tui_div.c -[tests/t{add,div,mul,sub}_ui.c] Replaced tgeneric_ui.c by tgeneric.c, -showing the mpfr_mul_ui bug fixed in r9516 (missing inexact flag). +[tests/tui_div.c] Check overflow. +------------------------------------------------------------------------ +r9511 | vlefevre | 2015-06-05 00:29:07 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Removed useless parentheses. +------------------------------------------------------------------------ +r9510 | vlefevre | 2015-06-05 00:22:02 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Special cases with unsigned long argument. +------------------------------------------------------------------------ +r9509 | vlefevre | 2015-06-05 00:13:04 +0000 (Fri, 05 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tpow_all.c [tests/tpow_all.c] Better flags output in error message. +------------------------------------------------------------------------ +r9508 | vlefevre | 2015-06-04 13:27:07 +0000 (Thu, 04 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/set_q.c -[tests/tset_q.c] Check the flags. +[src/set_q.c] Added missing MPFR_SAVE_EXPO_FREE in case of preliminary +overflow or underflow (extreme cases). +------------------------------------------------------------------------ +r9507 | vlefevre | 2015-06-04 13:23:35 +0000 (Thu, 04 Jun 2015) | 2 lines +Changed paths: + M /trunk/src/set_q.c -[tests/{tui_div.c,tui_sub.c}] Added generic tests, yielding assertion -failures without the above fix when assertions are checked. Added a -new test checking overflow. +[src/set_q.c] Replaced a "return" by MPFR_RET: this is at least needed +in the extreme case cd != 0, and safer in general. +------------------------------------------------------------------------ +r9506 | vlefevre | 2015-06-04 13:20:10 +0000 (Thu, 04 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tset_q.c -(merged changesets r9494-9514 from the trunk) +[tests/tset_q.c] Check the flags. ------------------------------------------------------------------------ -r9516 | vlefevre | 2015-06-05 08:34:34 +0000 (Fri, 05 Jun 2015) | 2 lines +r9505 | vlefevre | 2015-06-04 11:19:31 +0000 (Thu, 04 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/mul_ui.c + M /trunk/src/mul_ui.c [src/mul_ui.c] Fixed bug in mpfr_mul_ui/si: the inexact flag wasn't set. -(merged changeset r9505 from the trunk) ------------------------------------------------------------------------ -r9501 | vlefevre | 2015-06-04 10:08:54 +0000 (Thu, 04 Jun 2015) | 2 lines +r9504 | vlefevre | 2015-06-04 11:17:52 +0000 (Thu, 04 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/tadd_ui.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tsub_ui.c + +[tests/t{add,div,mul,sub}_ui.c] Replaced tgeneric_ui.c by tgeneric.c, +showing a bug in mpfr_mul_ui (missing inexact flag). +------------------------------------------------------------------------ +r9503 | vlefevre | 2015-06-04 11:02:39 +0000 (Thu, 04 Jun 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tdiv_d.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_sub.c + +[tests/{tui_div.c,tui_sub.c}] Added generic tests, yielding assertion +failures (due to a reduced exponent range) when assertions are checked. +------------------------------------------------------------------------ +r9502 | vlefevre | 2015-06-04 10:50:16 +0000 (Thu, 04 Jun 2015) | 4 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Major clean-up, with some minor corrections. +Added support for unsigned long argument, which can be the first +or the second one (another intent is to replace tgeneric_ui.c, +which does fewer tests concerning the flags). +------------------------------------------------------------------------ +r9500 | vlefevre | 2015-06-04 10:08:05 +0000 (Thu, 04 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tdiv_d.c [tests/tdiv_d.c] Corrected the tested function for the generic tests. -(merged changeset r9500 from the trunk) ------------------------------------------------------------------------ -r9499 | vlefevre | 2015-06-04 10:04:47 +0000 (Thu, 04 Jun 2015) | 2 lines +r9498 | vlefevre | 2015-06-04 10:03:18 +0000 (Thu, 04 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/td_div.c + M /trunk/tests/td_div.c [tests/td_div.c] Corrected the tested function for the generic tests. -(merged changeset r9498 from the trunk) ------------------------------------------------------------------------ -r9496 | vlefevre | 2015-06-04 02:07:49 +0000 (Thu, 04 Jun 2015) | 2 lines +r9497 | vlefevre | 2015-06-04 02:17:10 +0000 (Thu, 04 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgeneric_ui.c + M /trunk/tests/tui_sub.c + +[tests/tui_sub.c] Minor improvements. +------------------------------------------------------------------------ +r9495 | vlefevre | 2015-06-04 02:03:41 +0000 (Thu, 04 Jun 2015) | 1 line +Changed paths: + M /trunk/tests/tgeneric_ui.c [tests/tgeneric_ui.c] Added missing \n. Minor improvements. -(merged changeset r9495 from the trunk) ------------------------------------------------------------------------ -r9493 | vlefevre | 2015-06-03 14:27:31 +0000 (Wed, 03 Jun 2015) | 8 lines +r9494 | vlefevre | 2015-06-04 01:58:27 +0000 (Thu, 04 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/rint.c - M /branches/3.1/tests/trint.c + M /trunk/tests/tui_div.c -[src/rint.c] Simplified and fixed the mpfr_rint_* functions: in some - corner cases, an intermediate overflow would not be propagated. - Handle reduced exponent range. -[tests/trint.c] Added generic tests for the mpfr_rint_* functions. - Since all numbers in ]0,1/2[ round to the same value, in order to - avoid redundant tests, increased the TEST_RANDOM_EMIN value to -20 - and set TEST_RANDOM_ALWAYS_SCALE to 1. Added basic tests. -(merged changesets r8953,9472-9473,9476-9492 from the trunk) +[tests/tui_div.c] Minor improvements. ------------------------------------------------------------------------ -r9491 | vlefevre | 2015-06-03 14:16:59 +0000 (Wed, 03 Jun 2015) | 12 lines +r9492 | vlefevre | 2015-06-03 14:23:00 +0000 (Wed, 03 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/mpfr-test.h - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tfprintf.c - M /branches/3.1/tests/tgeneric.c - M /branches/3.1/tests/tprintf.c - M /branches/3.1/tests/tsin_cos.c + M /trunk/tests/trint.c -[tests] Added always_scale argument (boolean) to tests_default_random() -so that when it is true, scaling is always performed on random numbers -generated by mpfr_urandomb(), instead of preferring numbers of the order -of magnitude of 1 for half outputs. This will be useful for mpfr_rint_* -tests. +[tests/trint.c] Corrected the description (copy-paste error in r9473). +------------------------------------------------------------------------ +r9489 | vlefevre | 2015-06-03 12:03:05 +0000 (Wed, 03 Jun 2015) | 1 line +Changed paths: + M /trunk/src/rint.c -For tgeneric.c, the value of this argument is controlled by a new macro -TEST_RANDOM_ALWAYS_SCALE (0 by default, which corresponds to the current -behavior). For the other tests that call tests_default_random(), the -argument is set to 0, so that the behavior remains the same. +[src/rint.c] Handle reduced exponent range. +------------------------------------------------------------------------ +r9488 | vlefevre | 2015-06-03 11:48:05 +0000 (Wed, 03 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/trint.c + +[tests/trint.c] Extend basic_tests from [56,72] to [1,72] since i < 4 +(|x| < 1) are special cases in the implementation. +------------------------------------------------------------------------ +r9487 | vlefevre | 2015-06-03 11:40:21 +0000 (Wed, 03 Jun 2015) | 2 lines +Changed paths: + M /trunk/tests/trint.c -(merged changeset r9471 from the trunk) +[tests/trint.c] Also run BASIC_TEST in reduced exponent range +(emin = emax = EXP(x)). ------------------------------------------------------------------------ -r9483 | vlefevre | 2015-06-02 12:20:53 +0000 (Tue, 02 Jun 2015) | 3 lines +r9486 | vlefevre | 2015-06-03 11:30:39 +0000 (Wed, 03 Jun 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/trint.c + +[tests/trint.c] Also run BASIC_TEST2 in reduced exponent range +(emin = emax = EXP(x)). +------------------------------------------------------------------------ +r9485 | vlefevre | 2015-06-03 00:45:28 +0000 (Wed, 03 Jun 2015) | 1 line +Changed paths: + M /trunk/src/rint.c + +[src/rint.c] Added a comment about the mpfr_rint_* functions. +------------------------------------------------------------------------ +r9484 | vlefevre | 2015-06-03 00:32:23 +0000 (Wed, 03 Jun 2015) | 4 lines +Changed paths: + M /trunk/src/rint.c + +[src/rint.c] Simplified and fixed the mpfr_rint_* functions: in some +corner cases, an intermediate overflow would not be propagated. No +testcases added for this particular problem since huge precision +numbers would be involved. +------------------------------------------------------------------------ +r9482 | vlefevre | 2015-06-02 11:39:37 +0000 (Tue, 02 Jun 2015) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Added description of the flags for the mpfr_rint, mpfr_ceil, mpfr_floor, mpfr_round, mpfr_trunc functions. -(merged changeset r9482 from the trunk) ------------------------------------------------------------------------ -r9479 | vlefevre | 2015-05-31 09:49:05 +0000 (Sun, 31 May 2015) | 3 lines +r9481 | vlefevre | 2015-06-01 13:44:02 +0000 (Mon, 01 Jun 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/tests/trint.c + +[tests/trint.c] In the basic tests, test the flags. +------------------------------------------------------------------------ +r9480 | vlefevre | 2015-05-31 09:58:46 +0000 (Sun, 31 May 2015) | 1 line +Changed paths: + M /trunk/tests/trint.c + +[tests/trint.c] Corrections for r9476 and r9477. +------------------------------------------------------------------------ +r9478 | vlefevre | 2015-05-31 09:46:50 +0000 (Sun, 31 May 2015) | 2 lines +Changed paths: + M /trunk/configure.ac [configure.ac] For the gcc compiler, better choice of the -W flags when the selected language is C++ (e.g. when CC=g++). -(merged changeset r9478 from the trunk) ------------------------------------------------------------------------ -r9475 | vlefevre | 2015-05-29 11:19:54 +0000 (Fri, 29 May 2015) | 2 lines +r9477 | vlefevre | 2015-05-29 15:22:19 +0000 (Fri, 29 May 2015) | 2 lines +Changed paths: + M /trunk/tests/trint.c + +[tests/trint.c] Added basic tests of the mpfr_{trunc,floor,ceil,round} +functions. +------------------------------------------------------------------------ +r9476 | vlefevre | 2015-05-29 11:26:20 +0000 (Fri, 29 May 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/trint.c + +[tests/trint.c] Added basic tests of the mpfr_rint_* functions. +------------------------------------------------------------------------ +r9474 | vlefevre | 2015-05-29 11:18:57 +0000 (Fri, 29 May 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Added blank lines to improve readability. -(merged changeset r9474 from the trunk) ------------------------------------------------------------------------ -r9470 | vlefevre | 2015-05-29 08:55:40 +0000 (Fri, 29 May 2015) | 2 lines +r9473 | vlefevre | 2015-05-29 10:26:25 +0000 (Fri, 29 May 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/trint.c -[doc/mpfr.texi] Added a remark concerning the mpfr_rint_* functions. -(merged changeset r9469 from the trunk) +[tests/trint.c] Updated the description (test_generic_round is now +tested, which wasn't done at all before). ------------------------------------------------------------------------ -r9468 | vlefevre | 2015-05-28 21:04:37 +0000 (Thu, 28 May 2015) | 2 lines +r9472 | vlefevre | 2015-05-29 10:24:17 +0000 (Fri, 29 May 2015) | 6 lines Changed paths: - M /branches/3.1/tests/tstdint.c + M /trunk/tests/trint.c -[tests/tstdint.c] Added missing #include <stdlib.h> needed since r9448 -(this #include was not necessary in the trunk thanks to r8053). +[tests/trint.c] Added generic tests for the mpfr_rint_* functions. +Since all numbers in ]0,1/2[ round to the same value, in order to +avoid redundant tests, increased the TEST_RANDOM_EMIN value to -20 +and set TEST_RANDOM_ALWAYS_SCALE to 1. +Note: only these new tests generate an error if the change of the +exponent range is no longer done in these mpfr_rint_* functions. +------------------------------------------------------------------------ +r9471 | vlefevre | 2015-05-29 10:19:18 +0000 (Fri, 29 May 2015) | 10 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tprintf.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsum.c + +[tests] Added always_scale argument (boolean) to tests_default_random() +so that when it is true, scaling is always performed on random numbers +generated by mpfr_urandomb(), instead of preferring numbers of the order +of magnitude of 1 for half outputs. This will be useful for mpfr_rint_* +tests. + +For tgeneric.c, the value of this argument is controlled by a new macro +TEST_RANDOM_ALWAYS_SCALE (0 by default, which corresponds to the current +behavior). For the other tests that call tests_default_random(), the +argument is set to 0, so that the behavior remains the same. +------------------------------------------------------------------------ +r9469 | vlefevre | 2015-05-29 08:54:33 +0000 (Fri, 29 May 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a remark concerning the mpfr_rint_* functions. ------------------------------------------------------------------------ -r9467 | vlefevre | 2015-05-28 17:57:17 +0000 (Thu, 28 May 2015) | 9 lines +r9466 | vlefevre | 2015-05-28 11:11:31 +0000 (Thu, 28 May 2015) | 8 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-gmp.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h [src] Fixed allocation issue for multithreaded applications: https://sympa.inria.fr/sympa/arc/mpfr/2015-05/msg00001.html @@ -3194,207 +16710,3460 @@ https://sympa.inria.fr/sympa/arc/mpfr/2015-05/msg00001.html to the actual function pointers yet. * mpfr-impl.h: #include "mpfr-thread.h" earlier (before mpfr-gmp.h, where MPFR_THREAD_ATTR is now used). -(merged changeset r9466 from the trunk) ------------------------------------------------------------------------ -r9458 | vlefevre | 2015-05-23 23:42:14 +0000 (Sat, 23 May 2015) | 1 line +r9461 | vlefevre | 2015-05-25 17:59:11 +0000 (Mon, 25 May 2015) | 4 lines +Changed paths: + M /trunk/src/mpfr-gmp.c + +[src/mpfr-gmp.c] Replaced mpfr_allocate_func and mpfr_free_func +by __gmp_allocate_func and __gmp_free_func in mpfr_tmp_allocate +and mpfr_tmp_free respectively, fixing the crash in talloc. +See: https://sympa.inria.fr/sympa/arc/mpfr/2015-05/msg00001.html +------------------------------------------------------------------------ +r9460 | vlefevre | 2015-05-25 17:07:27 +0000 (Mon, 25 May 2015) | 2 lines +Changed paths: + M /trunk/tests/talloc.c + +[tests/talloc.c] Avoid a failure with --with-gmp-build due to the fact +that the MPFR_ALLOCA_MAX macro is not defined in this case. +------------------------------------------------------------------------ +r9459 | vlefevre | 2015-05-23 23:56:17 +0000 (Sat, 23 May 2015) | 4 lines Changed paths: - M /branches/3.1/src/frexp.c + M /trunk/doc/README.dev + A /trunk/libtool-tcc-rpath.patch -Added svn:keywords on src/frexp.c for consistency. +Added libtool-tcc-rpath.patch from + http://lists.gnu.org/archive/html/libtool-patches/2015-05/msg00000.html +so that tcc can be used with libtool 2.4.3 to 2.4.6. +In doc/README.dev, documented how to use this patch (before a release). ------------------------------------------------------------------------ -r9454 | vlefevre | 2015-05-23 23:09:18 +0000 (Sat, 23 May 2015) | 4 lines +r9457 | vlefevre | 2015-05-23 23:37:14 +0000 (Sat, 23 May 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tstdint.c - M /branches/3.1/tests/tvalist.c + M /trunk/src/erandom.c + M /trunk/src/fpif.c + M /trunk/src/frexp.c + M /trunk/src/get_float128.c + +Added svn:keywords on some .c files for consistency. +------------------------------------------------------------------------ +r9456 | vlefevre | 2015-05-23 23:35:29 +0000 (Sat, 23 May 2015) | 1 line +Changed paths: + M /trunk/tests/terandom_chisq.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/tvalist.c + +Removed the few svn:mime-type properties on .c files for consistency. +------------------------------------------------------------------------ +r9455 | vlefevre | 2015-05-23 23:32:46 +0000 (Sat, 23 May 2015) | 7 lines +Changed paths: + M /trunk/tests + M /trunk/tests/Makefile.am + A /trunk/tests/talloc.c + +[tests] Added talloc.c and updated check_PROGRAMS in Makefile.am. +This test detects an allocation bug added in r8813, which occurs +if mpfr_tmp_allocate() is invoked before __gmp_allocate_func when +the GMP build is not used (thus this bug is not visible in most +code since mpfr_init2 is generally called first, directly or not, +and it uses __gmp_allocate_func). Details: + https://sympa.inria.fr/sympa/arc/mpfr/2015-05/msg00001.html +------------------------------------------------------------------------ +r9453 | vlefevre | 2015-05-23 23:06:07 +0000 (Sat, 23 May 2015) | 3 lines +Changed paths: + M /trunk/tests/tstdint.c + M /trunk/tests/tvalist.c [tests/{tstdint.c,tvalist.c}] Added missing #include "mpfr-test.h" (detected with gcc -Werror=implicit-function-declaration), needed -since r9448. -(merged changeset r9453 from the trunk) +since r9447. ------------------------------------------------------------------------ -r9452 | vlefevre | 2015-05-23 08:13:46 +0000 (Sat, 23 May 2015) | 2 lines +r9451 | vlefevre | 2015-05-22 18:15:24 +0000 (Fri, 22 May 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tstckintc.c + M /trunk/src/mpfr-gmp.c + +[src/mpfr-gmp.c] Code formatting. +------------------------------------------------------------------------ +r9450 | vlefevre | 2015-05-22 17:56:53 +0000 (Fri, 22 May 2015) | 1 line +Changed paths: + M /trunk/tests/tstckintc.c [tests/tstckintc.c] Fixed undefined behavior (invalid pointer). -(merged changeset r9450 from the trunk) ------------------------------------------------------------------------ -r9448 | vlefevre | 2015-05-22 09:22:44 +0000 (Fri, 22 May 2015) | 3 lines +r9449 | vlefevre | 2015-05-22 17:50:09 +0000 (Fri, 22 May 2015) | 2 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/mpfr-gmp.h + +Define MPFR_ALLOCA_MAX macro: Maximum size for the use of alloca by +temporary allocations (default: 16384). +------------------------------------------------------------------------ +r9447 | vlefevre | 2015-05-22 09:21:21 +0000 (Fri, 22 May 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tstdint.c - M /branches/3.1/tests/tvalist.c + M /trunk/tests/tstdint.c + M /trunk/tests/tvalist.c [tests/{tstdint.c,tvalist.c}] Use tests_start_mpfr / tests_end_mpfr, in particular to detect a wrong MPFR version (due to a libtool bug). -(merged changeset r9447 from the trunk) ------------------------------------------------------------------------ -r9446 | vlefevre | 2015-05-21 15:09:16 +0000 (Thu, 21 May 2015) | 3 lines +r9445 | vlefevre | 2015-05-21 15:08:10 +0000 (Thu, 21 May 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/autogen.sh + M /trunk/autogen.sh [autogen.sh] Exit with the exit status of autoreconf. Thus a failure will be noticed more easily. -(merged changeset r9445 from the trunk) ------------------------------------------------------------------------ -r9444 | vlefevre | 2015-05-21 14:15:50 +0000 (Thu, 21 May 2015) | 1 line +r9443 | vlefevre | 2015-05-21 14:12:33 +0000 (Thu, 21 May 2015) | 1 line Changed paths: - M /branches/3.1/NEWS + M /trunk/NEWS -[NEWS] Update for GNU MPFR 3.1.3. +[NEWS] Update. ------------------------------------------------------------------------ -r9442 | vlefevre | 2015-05-21 14:05:16 +0000 (Thu, 21 May 2015) | 1 line +r9440 | vlefevre | 2015-05-21 11:49:48 +0000 (Thu, 21 May 2015) | 3 lines Changed paths: - M /branches/3.1/tools/ck-copyright-notice + M /trunk/acinclude.m4 -[tools/ck-copyright-notice] Update from the trunk. +[acinclude.m4] Added a comment about memmove and memset being considered +to be missing when gcc -Werror is used, because of a "conflicting types +for built-in function" error. ------------------------------------------------------------------------ -r9439 | vlefevre | 2015-05-21 11:15:52 +0000 (Thu, 21 May 2015) | 5 lines +r9438 | vlefevre | 2015-05-21 11:10:09 +0000 (Thu, 21 May 2015) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 + M /trunk/acinclude.m4 [acinclude.m4] Various corrections in the tests: + * MPFR_CHECK_MP_LIMB_T_VS_LONG was always failing due to a typo. * MPFR_FUNC_GMP_PRINTF_SPEC: missing #include <string.h> for strcmp. * Replaced rint by nearbyint in messages (as nearbyint is tested). * Avoid warnings to avoid failures when -Werror is used. -(merged changeset r9438 from the trunk) ------------------------------------------------------------------------ -r9437 | vlefevre | 2015-05-21 01:39:10 +0000 (Thu, 21 May 2015) | 2 lines +r9416 | vlefevre | 2015-05-20 15:42:02 +0000 (Wed, 20 May 2015) | 2 lines +Changed paths: + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tget_d.c + +[tests/{tcmp_d.c,tcmp_ld.c,tget_d.c}] Avoid warnings concerning unused +variables when MPFR_ERRDIVZERO is defined (useful with -Werror). +------------------------------------------------------------------------ +r9415 | vlefevre | 2015-05-20 15:30:46 +0000 (Wed, 20 May 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/Makefile.am + M /trunk/tests/tests.c -[Makefile.am] Added a comment about ACLOCAL_AMFLAGS. -(merged changesets r8520,9379 from the trunk) +[tests/tests.c] Avoid a warning concerning an unused variable +when HAVE_DENORMS is not defined (useful with -Werror). ------------------------------------------------------------------------ -r9436 | vlefevre | 2015-05-21 01:37:16 +0000 (Thu, 21 May 2015) | 2 lines +r9402 | vlefevre | 2015-05-19 15:37:15 +0000 (Tue, 19 May 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/README + M /trunk/doc/mpfr.texi -[README] Added ar-lib (from AM_PROG_AR) and test-driver (Automake 1.12+). -(merged changeset r8578 from the trunk) +[doc/mpfr.texi] Improved mpfr_swap description again. ------------------------------------------------------------------------ -r9435 | vlefevre | 2015-05-21 01:34:16 +0000 (Thu, 21 May 2015) | 2 lines +r9401 | vlefevre | 2015-05-19 15:19:52 +0000 (Tue, 19 May 2015) | 1 line Changed paths: - M /branches/3.1 + M /trunk/doc/mpfr.texi -Added ar-lib to svn:ignore property (this script comes from Automake, -due to the use of AM_PROG_AR in configure.ac). +[doc/mpfr.texi] Correction and improvements in the formatting. +------------------------------------------------------------------------ +r9400 | vlefevre | 2015-05-19 14:31:45 +0000 (Tue, 19 May 2015) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added a warning for mpfr_set_prec and mpfr_prec_round +about allocation issue, as these functions change the precision of x. +------------------------------------------------------------------------ +r9399 | vlefevre | 2015-05-19 13:59:35 +0000 (Tue, 19 May 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Typo in the latest change. +------------------------------------------------------------------------ +r9398 | vlefevre | 2015-05-19 13:53:33 +0000 (Tue, 19 May 2015) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Rewrote the mpfr_swap description. This should solve +the documentation issue reported on: + https://gforge.inria.fr/tracker/index.php?func=detail&aid=18954&group_id=136&atid=619 +------------------------------------------------------------------------ +r9396 | vlefevre | 2015-05-18 13:02:23 +0000 (Mon, 18 May 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Update (preliminary steps). +------------------------------------------------------------------------ +r9393 | vlefevre | 2015-05-13 13:39:37 +0000 (Wed, 13 May 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] Started the rewrite of the doc. ------------------------------------------------------------------------ -r9434 | vlefevre | 2015-05-21 01:31:08 +0000 (Thu, 21 May 2015) | 7 lines +r9392 | vlefevre | 2015-05-06 10:21:19 +0000 (Wed, 06 May 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi + M /trunk/NEWS + +[NEWS] Update concerning mpfr_sum. +------------------------------------------------------------------------ +r9391 | vlefevre | 2015-05-06 10:20:37 +0000 (Wed, 06 May 2015) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Update concerning mpfr_sum. +------------------------------------------------------------------------ +r9390 | vlefevre | 2015-05-06 09:08:08 +0000 (Wed, 06 May 2015) | 3 lines +Changed paths: + M /trunk/doc/sum.txt + +[doc/sum.txt] The specification of the sign of a zero result only +applies to an exact zero, of course (for an inexact zero result, +the usual rule of the rounding mode is applied). +------------------------------------------------------------------------ +r9388 | vlefevre | 2015-05-06 07:18:49 +0000 (Wed, 06 May 2015) | 2 lines +Changed paths: + M /trunk/tests/terandom_chisq.c + M /trunk/tests/tnrandom_chisq.c + +[tests/t[ne]random_chisq.c] Fixed memory leak (detected by GCC's +AddressSanitizer). +------------------------------------------------------------------------ +r9387 | vlefevre | 2015-05-06 07:10:07 +0000 (Wed, 06 May 2015) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": Test with GCC's AddressSanitizer +(-fsanitize=address). +------------------------------------------------------------------------ +r9386 | vlefevre | 2015-05-06 07:09:05 +0000 (Wed, 06 May 2015) | 3 lines +Changed paths: + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + +[tests/tabort_defalloc*.c] Disable the tests if __SANITIZE_ADDRESS__ +is defined, i.e. when GCC's AddressSanitizer is used, because it +reports the error before GMP can do the abort. +------------------------------------------------------------------------ +r9385 | vlefevre | 2015-05-05 14:13:11 +0000 (Tue, 05 May 2015) | 7 lines +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Make tests_default_random() more intuitive, avoiding +automatic changes of the current exponent range in some cases: instead +of adding some random exponent in [emin,emax] to the exponent of the +random number x in ]0,1[, force this random exponent to be the one of +x, so that its exponent is guaranteed to be in [emin,emax]. This avoids +a failure in tsum due to the fact that the exponent range was changed +automatically (and not restored). +------------------------------------------------------------------------ +r9384 | vlefevre | 2015-05-05 13:35:16 +0000 (Tue, 05 May 2015) | 4 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] In cancel(), increase the number of tests from 8 to 1000. +This is much more, but the test is fast compare to other ones so that +the running time increases by a few percents only. And this triggers a +new bug: the exponent range is not restored (on a 64-bit machine). +------------------------------------------------------------------------ +r9383 | vlefevre | 2015-05-05 13:19:14 +0000 (Tue, 05 May 2015) | 7 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Changes in cancel(): + * The fail-test was x[n] > bound instead of |x[n]| > bound, so that + some failures could be missed. + * More output in case of failure. + * Handle underflow in the bound computation. This fixes an incorrect + failure due to a bound rounded toward zero instead of toward +inf + with GMP_CHECK_RANDOMIZE=1431478020 (found by the nightly tests). +------------------------------------------------------------------------ +r9382 | vlefevre | 2015-05-05 08:15:35 +0000 (Tue, 05 May 2015) | 3 lines +Changed paths: + M /trunk/tools/nightly-test + +[tools/nightly-test] Run "make check" with VERBOSE=1 in order to have +tests/test-suite.log output in case of failure, now that Automake 1.13+ +is used. +------------------------------------------------------------------------ +r9381 | vlefevre | 2015-04-28 09:32:11 +0000 (Tue, 28 Apr 2015) | 1 line +Changed paths: + M /trunk/doc/sum.txt + M /trunk/src/sum.c + +Added a TODO about mpfr_sum. +------------------------------------------------------------------------ +r9380 | vlefevre | 2015-04-24 09:49:21 +0000 (Fri, 24 Apr 2015) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Updated a comment about Automake 1.13. +------------------------------------------------------------------------ +r9379 | vlefevre | 2015-04-24 09:27:03 +0000 (Fri, 24 Apr 2015) | 1 line +Changed paths: + M /trunk/Makefile.am + +[Makefile.am] Updated comment about ACLOCAL_AMFLAGS. +------------------------------------------------------------------------ +r9378 | vlefevre | 2015-04-24 08:57:14 +0000 (Fri, 24 Apr 2015) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] Suggest to move some macro definitions from acinclude.m4 to the +m4 directory as suggested by the Automake manual. +------------------------------------------------------------------------ +r9376 | vlefevre | 2015-04-23 13:31:31 +0000 (Thu, 23 Apr 2015) | 3 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Grouped everything about the test suite near the end +of this file. Added information about how the test suite works since +the full Automake 1.13 support (r8821). +------------------------------------------------------------------------ +r9375 | vlefevre | 2015-04-23 11:39:17 +0000 (Thu, 23 Apr 2015) | 5 lines +Changed paths: + M /trunk/INSTALL + M /trunk/configure.ac + M /trunk/doc/mpfr.texi To take into account that Automake 1.13 or later will be used: * doc/mpfr.texi, INSTALL: updates related to "make check". * configure.ac: require Automake 1.13 since the documentation now assumes that 1.13 or later is used (and because previous Automake - versions are no longer tested); also added AM_PROG_AR to support - unusual archivers (after a warning from Automake 1.13). -(merged changesets r8546,8572-8573,8611,9375,9380 from the trunk) + versions are no longer tested). ------------------------------------------------------------------------ -r9433 | vlefevre | 2015-05-21 01:01:32 +0000 (Thu, 21 May 2015) | 2 lines +r9373 | vlefevre | 2015-04-10 11:07:47 +0000 (Fri, 10 Apr 2015) | 1 line Changed paths: - M /branches/3.1/configure.ac + M /trunk/NEWS -[configure.ac] Updated URL's. -(merged changeset r9081 for configure.ac from the trunk) +[NEWS] Mention the complete rewrite of function mpfr_sum. ------------------------------------------------------------------------ -r9432 | vlefevre | 2015-05-21 00:58:31 +0000 (Thu, 21 May 2015) | 4 lines +r9372 | vlefevre | 2015-04-10 09:17:51 +0000 (Fri, 10 Apr 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/tests/tsum.c -[configure.ac] Improved error message when the compiler doesn't know -_Decimal64 (if MPFR is built with --enable-decimal-float). -Detect broken _Decimal64 support on powerpc64 with the mode32 ABI. -(merged changesets r8415,8679 from the trunk) +[tests/tsum.c] Added a comment about the latest fixed bug. ------------------------------------------------------------------------ -r9431 | vlefevre | 2015-05-21 00:52:04 +0000 (Thu, 21 May 2015) | 2 lines +r9370 | vlefevre | 2015-04-10 00:51:00 +0000 (Fri, 10 Apr 2015) | 9 lines Changed paths: - M /branches/3.1/configure.ac - M /branches/3.1/doc/README.dev - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mul.c - M /branches/3.1/src/round_p.c - M /branches/3.1/src/set_d.c - M /branches/3.1/src/sub1sp.c + M /trunk + M /trunk/doc/README.dev + A /trunk/doc/sum.txt (from /branches/new-sum/doc/sum.txt:9369) + M /trunk/src/mpfr-impl.h + M /trunk/src/sum.c + M /trunk/tests/tsum.c -Renamed WANT_ASSERT to MPFR_WANT_ASSERT in order to avoid a clash -with GMP when MPFR is configured with --with-gmp-build. +Merged the new-sum branch: + * New feature for developers in order to improve the testsuite: + value coverage checking (MPFR_COV_CHECK macro), allowing one + to check whether some combinations of values are tested. See + example of use in src/sum.c and tests/tsum.c files. + * src/sum.c: full rewrite of mpfr_sum. Note: the documentation + of the algorithm in doc/sum.txt is currently a bit obsolete. + * tests/tsum.c: many new tests, some of them specifically written + for the new algorithm and implementation. ------------------------------------------------------------------------ -r9430 | vlefevre | 2015-05-21 00:41:06 +0000 (Thu, 21 May 2015) | 2 lines +r9346 | vlefevre | 2015-03-20 14:06:52 +0000 (Fri, 20 Mar 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/tools/ck-copyright-notice -[configure.ac] Added a comment mentioning a problem with GNU gold ld. -(merged changeset r8024 from the trunk) +[tools/ck-copyright-notice] Bug fix and improvements. ------------------------------------------------------------------------ -r9429 | vlefevre | 2015-05-21 00:32:21 +0000 (Thu, 21 May 2015) | 5 lines +r9345 | vlefevre | 2015-03-20 13:57:13 +0000 (Fri, 20 Mar 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/tools/ck-copyright-notice -[configure.ac] If the gmp.h vs libgmp test fails, also output the value -of some variables (in case config.log is available, information can -also be retrieved from "Cache variables" and "Output variables" near -the end). -(merged changesets r8056,8616 from the trunk) +[tools/ck-copyright-notice] More checks. +------------------------------------------------------------------------ +r9333 | vlefevre | 2015-03-06 13:57:53 +0000 (Fri, 06 Mar 2015) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added information on how to do type punning +(something we already did, but with no justification yet). ------------------------------------------------------------------------ -r9428 | vlefevre | 2015-05-21 00:28:44 +0000 (Thu, 21 May 2015) | 4 lines +r9328 | vlefevre | 2015-02-27 10:16:42 +0000 (Fri, 27 Feb 2015) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/src/sub1sp.c -[configure.ac] In the CC and CFLAGS setup from gmp.h, modified the -list of commands to select the C preprocessor since /lib/cpp isn't -the best choice under Solaris. -(merged changeset r8612 from the trunk) +[src/sub1sp.c] Avoid an unnecessary mpn_lshift after an mpn_sub_1 when +the initial value was a power of two. ------------------------------------------------------------------------ -r9427 | vlefevre | 2015-05-21 00:25:47 +0000 (Thu, 21 May 2015) | 3 lines +r9327 | vlefevre | 2015-02-27 10:01:18 +0000 (Fri, 27 Feb 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/src/next.c -[configure.ac] The test of CC and CFLAGS was done too late! Moved this -test earlier. -(merged changeset r8610 from the trunk) +[src/next.c] Avoid an unnecessary loop when the exponent decreases. +------------------------------------------------------------------------ +r9306 | vlefevre | 2015-02-24 15:49:10 +0000 (Tue, 24 Feb 2015) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added SAFE_DIFF macro (safe difference). +------------------------------------------------------------------------ +r9295 | vlefevre | 2015-02-21 15:26:49 +0000 (Sat, 21 Feb 2015) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed and improved some sign-related macros +(some parentheses were missing). +------------------------------------------------------------------------ +r9287 | vlefevre | 2015-02-18 14:19:03 +0000 (Wed, 18 Feb 2015) | 2 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/logging.c + M /trunk/src/mpfr-impl.h + +Logging: the log stream is flushed after each log output when +the MPFR_LOG_FLUSH environment variable is set. +------------------------------------------------------------------------ +r9286 | vlefevre | 2015-02-18 13:54:57 +0000 (Wed, 18 Feb 2015) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +Factorized the logging macros by moving tests inside LOG_PRINT. ------------------------------------------------------------------------ -r9426 | vlefevre | 2015-05-21 00:12:59 +0000 (Thu, 21 May 2015) | 2 lines +r9279 | vlefevre | 2015-02-13 08:50:28 +0000 (Fri, 13 Feb 2015) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tests.c + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9278 | vlefevre | 2015-02-13 08:31:08 +0000 (Fri, 13 Feb 2015) | 5 lines +Changed paths: + M /trunk/BUGS + M /trunk/INSTALL + M /trunk/Makefile.am + M /trunk/NEWS + M /trunk/README + M /trunk/TODO + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/doc/FAQ.html + M /trunk/doc/Makefile.am + M /trunk/doc/README.dev + M /trunk/doc/faq.xsl + M /trunk/doc/mpfr.texi + M /trunk/examples/divworst.c + M /trunk/examples/rndo-add.c + M /trunk/examples/sample.c + M /trunk/examples/version.c + M /trunk/src/Makefile.am + M /trunk/src/abort_prec_max.c + M /trunk/src/acos.c + M /trunk/src/acosh.c + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/add_d.c + M /trunk/src/add_ui.c + M /trunk/src/agm.c + M /trunk/src/ai.c + M /trunk/src/amd/amdfam10/mparam.h + M /trunk/src/amd/athlon/mparam.h + M /trunk/src/amd/k8/mparam.h + M /trunk/src/arm/mparam.h + M /trunk/src/asin.c + M /trunk/src/asinh.c + M /trunk/src/atan.c + M /trunk/src/atan2.c + M /trunk/src/atanh.c + M /trunk/src/bernoulli.c + M /trunk/src/buildopt.c + M /trunk/src/cache.c + M /trunk/src/cbrt.c + M /trunk/src/check.c + M /trunk/src/clear.c + M /trunk/src/clears.c + M /trunk/src/cmp.c + M /trunk/src/cmp2.c + M /trunk/src/cmp_abs.c + M /trunk/src/cmp_d.c + M /trunk/src/cmp_ld.c + M /trunk/src/cmp_si.c + M /trunk/src/cmp_ui.c + M /trunk/src/comparisons.c + M /trunk/src/const_catalan.c + M /trunk/src/const_euler.c + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/constant.c + M /trunk/src/copysign.c + M /trunk/src/cos.c + M /trunk/src/cosh.c + M /trunk/src/cot.c + M /trunk/src/coth.c + M /trunk/src/csc.c + M /trunk/src/csch.c + M /trunk/src/d_div.c + M /trunk/src/d_sub.c + M /trunk/src/digamma.c + M /trunk/src/dim.c + M /trunk/src/div.c + M /trunk/src/div_2exp.c + M /trunk/src/div_2si.c + M /trunk/src/div_2ui.c + M /trunk/src/div_d.c + M /trunk/src/div_ui.c + M /trunk/src/dump.c + M /trunk/src/eint.c + M /trunk/src/eq.c + M /trunk/src/erandom.c + M /trunk/src/erf.c + M /trunk/src/erfc.c + M /trunk/src/exceptions.c + M /trunk/src/exp.c + M /trunk/src/exp10.c + M /trunk/src/exp2.c + M /trunk/src/exp3.c + M /trunk/src/exp_2.c + M /trunk/src/expm1.c + M /trunk/src/extract.c + M /trunk/src/factorial.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_sint.c + M /trunk/src/fits_slong.c + M /trunk/src/fits_sshort.c + M /trunk/src/fits_u.h + M /trunk/src/fits_uint.c + M /trunk/src/fits_uintmax.c + M /trunk/src/fits_ulong.c + M /trunk/src/fits_ushort.c + M /trunk/src/fma.c + M /trunk/src/fms.c + M /trunk/src/fpif.c + M /trunk/src/frac.c + M /trunk/src/free_cache.c + M /trunk/src/frexp.c + M /trunk/src/gamma.c + M /trunk/src/gammaonethird.c + M /trunk/src/gen_inverse.h + M /trunk/src/generic/coverage/mparam.h + M /trunk/src/generic/mparam.h + M /trunk/src/get_d.c + M /trunk/src/get_d64.c + M /trunk/src/get_exp.c + M /trunk/src/get_f.c + M /trunk/src/get_float128.c + M /trunk/src/get_flt.c + M /trunk/src/get_ld.c + M /trunk/src/get_si.c + M /trunk/src/get_sj.c + M /trunk/src/get_str.c + M /trunk/src/get_ui.c + M /trunk/src/get_uj.c + M /trunk/src/get_z.c + M /trunk/src/get_z_exp.c + M /trunk/src/gmp_op.c + M /trunk/src/grandom.c + M /trunk/src/hppa/mparam.h + M /trunk/src/hypot.c + M /trunk/src/ia64/mparam.h + M /trunk/src/ieee_floats.h + M /trunk/src/init.c + M /trunk/src/init2.c + M /trunk/src/inits.c + M /trunk/src/inits2.c + M /trunk/src/inp_str.c + M /trunk/src/int_ceil_log2.c + M /trunk/src/isinf.c + M /trunk/src/isinteger.c + M /trunk/src/isnan.c + M /trunk/src/isnum.c + M /trunk/src/isqrt.c + M /trunk/src/isregular.c + M /trunk/src/iszero.c + M /trunk/src/jn.c + M /trunk/src/jyn_asympt.c + M /trunk/src/li2.c + M /trunk/src/lngamma.c + M /trunk/src/log.c + M /trunk/src/log10.c + M /trunk/src/log1p.c + M /trunk/src/log2.c + M /trunk/src/logging.c + M /trunk/src/min_prec.c + M /trunk/src/minmax.c + M /trunk/src/mips/mparam.h + M /trunk/src/modf.c + M /trunk/src/mp_clz_tab.c + M /trunk/src/mparam_h.in + M /trunk/src/mpf2mpfr.h + M /trunk/src/mpfr-cvers.h + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-intmax.h + M /trunk/src/mpfr-longlong.h + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/src/mpfr-sassert.h + M /trunk/src/mpfr-thread.h + M /trunk/src/mpfr.h + M /trunk/src/mpn_exp.c + M /trunk/src/mul.c + M /trunk/src/mul_2exp.c + M /trunk/src/mul_2si.c + M /trunk/src/mul_2ui.c + M /trunk/src/mul_d.c + M /trunk/src/mul_ui.c + M /trunk/src/mulders.c + M /trunk/src/neg.c + M /trunk/src/next.c + M /trunk/src/nrandom.c + M /trunk/src/out_str.c + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_ui.c + M /trunk/src/pow_z.c + M /trunk/src/powerof2.c + M /trunk/src/powerpc32/mparam.h + M /trunk/src/powerpc64/mparam.h + M /trunk/src/print_raw.c + M /trunk/src/print_rnd_mode.c + M /trunk/src/printf.c + M /trunk/src/random_deviate.c + M /trunk/src/random_deviate.h + M /trunk/src/rec_sqrt.c + M /trunk/src/reldiff.c + M /trunk/src/rem1.c + M /trunk/src/rint.c + M /trunk/src/rndna.c + M /trunk/src/root.c + M /trunk/src/round_near_x.c + M /trunk/src/round_p.c + M /trunk/src/round_prec.c + M /trunk/src/round_raw_generic.c + M /trunk/src/scale2.c + M /trunk/src/sec.c + M /trunk/src/sech.c + M /trunk/src/set.c + M /trunk/src/set_d.c + M /trunk/src/set_d64.c + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_exp.c + M /trunk/src/set_f.c + M /trunk/src/set_float128.c + M /trunk/src/set_flt.c + M /trunk/src/set_inf.c + M /trunk/src/set_ld.c + M /trunk/src/set_nan.c + M /trunk/src/set_prc_raw.c + M /trunk/src/set_prec.c + M /trunk/src/set_q.c + M /trunk/src/set_rnd.c + M /trunk/src/set_si.c + M /trunk/src/set_si_2exp.c + M /trunk/src/set_sj.c + M /trunk/src/set_str.c + M /trunk/src/set_str_raw.c + M /trunk/src/set_ui.c + M /trunk/src/set_ui_2exp.c + M /trunk/src/set_uj.c + M /trunk/src/set_z.c + M /trunk/src/set_z_exp.c + M /trunk/src/set_zero.c + M /trunk/src/setmax.c + M /trunk/src/setmin.c + M /trunk/src/setsign.c + M /trunk/src/sgn.c + M /trunk/src/si_op.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sparc64/mparam.h + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sqrt_ui.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sub_d.c + M /trunk/src/sub_ui.c + M /trunk/src/subnormal.c + M /trunk/src/sum.c + M /trunk/src/swap.c + M /trunk/src/tan.c + M /trunk/src/tanh.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + M /trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/x86/core2/mparam.h + M /trunk/src/x86/mparam.h + M /trunk/src/x86_64/core2/mparam.h + M /trunk/src/x86_64/corei5/mparam.h + M /trunk/src/x86_64/pentium4/mparam.h + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tassert.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terandom.c + M /trunk/tests/terandom_chisq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfpif.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trandom_deviate.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/bench/Makefile.am + M /trunk/tools/bench/benchtime.h + M /trunk/tools/bench/mpfrbench.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c + +Copyright notice update: added 2015 with + perl -pi -e 's/ (\d{4}-)?(2014)(?= Free Software)/ + " ".($1||"$2-").($2+1)/e' **/*(^/) +under zsh, reverting the tools/mbench directory (not distributed with +MPFR). Removed 2014 from the example in the doc/README.dev file. +------------------------------------------------------------------------ +r9270 | vlefevre | 2015-01-23 12:55:31 +0000 (Fri, 23 Jan 2015) | 1 line +Changed paths: + M /trunk/doc + +Added algorithms.fls (generated by latexmk) to svn:ignore property. +------------------------------------------------------------------------ +r9269 | vlefevre | 2015-01-21 14:33:22 +0000 (Wed, 21 Jan 2015) | 2 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Updated a mpfr_set_zero line for consistency and +better readability. +------------------------------------------------------------------------ +r9268 | vlefevre | 2015-01-21 14:28:52 +0000 (Wed, 21 Jan 2015) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Added mpfr_set_(inf|zero) tests on the sign. +------------------------------------------------------------------------ +r9267 | vlefevre | 2015-01-21 14:24:24 +0000 (Wed, 21 Jan 2015) | 1 line +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] More mpfr_set_inf tests. +------------------------------------------------------------------------ +r9266 | vlefevre | 2015-01-21 14:22:35 +0000 (Wed, 21 Jan 2015) | 1 line +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] More mpfr_set_zero tests. +------------------------------------------------------------------------ +r9265 | vlefevre | 2015-01-21 13:47:03 +0000 (Wed, 21 Jan 2015) | 1 line +Changed paths: + M /trunk/tools/mbench/timp.h + +[tools/mbench/timp.h] Spelling mistake in a comment. +------------------------------------------------------------------------ +r9255 | vlefevre | 2014-12-17 08:40:45 +0000 (Wed, 17 Dec 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9254 | vlefevre | 2014-12-16 14:30:01 +0000 (Tue, 16 Dec 2014) | 3 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +[NEWS] Added an item about improved caching. +[NEWS,doc/mpfr.texi] In particular, mention the minimum of 10% increase +of the precision (done in r8967). +------------------------------------------------------------------------ +r9253 | vlefevre | 2014-12-16 14:08:19 +0000 (Tue, 16 Dec 2014) | 5 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/Makefile.am + +[NEWS] Note that the behavior of the mpfr_set_exp function changed. +[src/Makefile.am] As this changed the ABI (the old, unwise behavior +was documented), reset -version-info age. This is not that bad since +there are other changes in the behavior, though regarded as bugs or +previously undocumented behavior. +------------------------------------------------------------------------ +r9245 | vlefevre | 2014-12-04 01:36:25 +0000 (Thu, 04 Dec 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Mention the tools/build-patch script. +------------------------------------------------------------------------ +r9242 | zimmerma | 2014-12-03 18:02:02 +0000 (Wed, 03 Dec 2014) | 2 lines +Changed paths: + M /trunk/TODO + +pointed to Feature Request + +------------------------------------------------------------------------ +r9239 | zimmerma | 2014-11-24 06:54:55 +0000 (Mon, 24 Nov 2014) | 3 lines +Changed paths: + M /trunk/configure.ac + +fixed issue reported by Dan Grayson: +https://gforge.inria.fr/tracker/?func=detail&atid=619&aid=18314&group_id=136 + +------------------------------------------------------------------------ +r9238 | vlefevre | 2014-11-13 00:31:08 +0000 (Thu, 13 Nov 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Minor change concerning mp_limb_t. +------------------------------------------------------------------------ +r9237 | vlefevre | 2014-11-12 08:40:25 +0000 (Wed, 12 Nov 2014) | 1 line +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/exp_2.c + +Style improvements. +------------------------------------------------------------------------ +r9236 | vlefevre | 2014-11-12 08:35:49 +0000 (Wed, 12 Nov 2014) | 1 line +Changed paths: + M /trunk/src/exp_2.c + +[src/exp_2.c] Improved t = 0 test. +------------------------------------------------------------------------ +r9235 | vlefevre | 2014-11-12 08:31:09 +0000 (Wed, 12 Nov 2014) | 2 lines +Changed paths: + M /trunk/src/exp_2.c + +[src/exp_2.c] Fixed a bug added in r9233 (a case t = 0 was no longer +taken into account). +------------------------------------------------------------------------ +r9234 | vlefevre | 2014-11-12 08:26:50 +0000 (Wed, 12 Nov 2014) | 1 line +Changed paths: + M /trunk/src/exp_2.c + +[src/exp_2.c] GNU coding style. +------------------------------------------------------------------------ +r9233 | zimmerma | 2014-11-11 20:22:55 +0000 (Tue, 11 Nov 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/src/exp_2.c + +improve mpfr_exp2 (patch from Patrick Pelissier) + +------------------------------------------------------------------------ +r9232 | zimmerma | 2014-11-09 20:09:04 +0000 (Sun, 09 Nov 2014) | 2 lines +Changed paths: + M /trunk/src/atan.c + M /trunk/src/mpfr-impl.h + +improve mpfr_atan for small precision (patch from Patrick Pelissier) + +------------------------------------------------------------------------ +r9231 | zimmerma | 2014-11-09 20:03:23 +0000 (Sun, 09 Nov 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/tests/Makefile.am + +added check for libquadmath (not used) + +------------------------------------------------------------------------ +r9230 | vlefevre | 2014-11-03 05:54:33 +0000 (Mon, 03 Nov 2014) | 2 lines +Changed paths: + M /trunk/src/cache.c + +[src/cache.c] Improved mpfr_clear_cache in case mpfr_free_cache is +called often (like with GC-based systems). Patch by Patrick Pélissier. +------------------------------------------------------------------------ +r9229 | vlefevre | 2014-11-03 05:48:02 +0000 (Mon, 03 Nov 2014) | 3 lines +Changed paths: + M /trunk/src/add_d.c + M /trunk/src/cmp_d.c + M /trunk/src/d_div.c + M /trunk/src/d_sub.c + M /trunk/src/div_d.c + M /trunk/src/get_str.c + M /trunk/src/mul_d.c + M /trunk/src/sub_d.c + M /trunk/src/ui_pow.c + +[src] Applied patch by Patrick Pélissier to allocate some constant-size +MPFR numbers on the stack instead of using mpfr_init2, and replace some +MPFR_ASSERTN by MPFR_ASSERTD. +------------------------------------------------------------------------ +r9228 | vlefevre | 2014-10-31 10:08:50 +0000 (Fri, 31 Oct 2014) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Improved comments. +------------------------------------------------------------------------ +r9227 | vlefevre | 2014-10-30 15:11:34 +0000 (Thu, 30 Oct 2014) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Free the temporary memory allocated in the Ziv loop ASAP +and at a single place (the code should be clearer like that). +------------------------------------------------------------------------ +r9226 | vlefevre | 2014-10-30 14:41:34 +0000 (Thu, 30 Oct 2014) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Code refactoring. +------------------------------------------------------------------------ +r9225 | vlefevre | 2014-10-30 14:28:43 +0000 (Thu, 30 Oct 2014) | 1 line +Changed paths: + M /trunk/tests/tget_str.c + +[tests/tget_str.c] Code formatting. +------------------------------------------------------------------------ +r9224 | vlefevre | 2014-10-30 14:26:03 +0000 (Thu, 30 Oct 2014) | 3 lines +Changed paths: + M /trunk/tests/tget_str.c + +[tests/tget_str.c] Fixed a test that made mpfr_get_str crash with +logging (even when the base is invalid, the MPFR number must be +initialized). +------------------------------------------------------------------------ +r9223 | vlefevre | 2014-10-30 13:50:34 +0000 (Thu, 30 Oct 2014) | 4 lines +Changed paths: + M /trunk/src/check.c + M /trunk/src/get_str.c + +[src/check.c] Added a note saying that mpfr_check() must not be called + on statically allocated numbers (only used inside MPFR). +[src/get_str.c] Removed the "MPFR_ASSERTD (mpfr_check (p));" (added in + previous commit) because of that. +------------------------------------------------------------------------ +r9222 | vlefevre | 2014-10-30 13:30:15 +0000 (Thu, 30 Oct 2014) | 6 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Added some logging (MPFR_LOG_*), which triggers a crash +in tget_str with MPFR_LOG_ALL=1. An analysis with gdb shows that this +is due to an invalid MPFR number in mpfr_ceil_mul(). Added a + MPFR_ASSERTD (mpfr_check (p)); +there, which fails in tget_str (this was the cause of the crash), even +without logging. +------------------------------------------------------------------------ +r9221 | vlefevre | 2014-10-29 08:46:26 +0000 (Wed, 29 Oct 2014) | 5 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/get_str.c + M /trunk/tests/tget_str.c + +mpfr_get_str now sets the NaN flag on NaN input. See: + https://sympa.inria.fr/sympa/arc/mpfr/2014-10/msg00013.html and + https://gforge.inria.fr/tracker/index.php?func=detail&aid=18228&group_id=136&atid=619 +Also completed the mpfr_get_str description in mpfr.texi concerning +the special numbers and the exception flags. +------------------------------------------------------------------------ +r9220 | vlefevre | 2014-10-28 12:21:52 +0000 (Tue, 28 Oct 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9219 | vlefevre | 2014-10-28 10:06:22 +0000 (Tue, 28 Oct 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Removed a spurious "an". +------------------------------------------------------------------------ +r9218 | vlefevre | 2014-10-28 09:37:36 +0000 (Tue, 28 Oct 2014) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Improved style consistency. +------------------------------------------------------------------------ +r9217 | vlefevre | 2014-10-28 09:31:54 +0000 (Tue, 28 Oct 2014) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] In the mpfr_get_str description, note that the type +mpfr_exp_t is large enough to hold the exponent in all cases. +------------------------------------------------------------------------ +r9216 | vlefevre | 2014-10-28 09:27:30 +0000 (Tue, 28 Oct 2014) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved mpfr_get_str description concerning the +returned pointer (it was ambiguous in the case of an invalid base). +------------------------------------------------------------------------ +r9212 | vlefevre | 2014-10-09 13:28:45 +0000 (Thu, 09 Oct 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Updated the error message last changed. +------------------------------------------------------------------------ +r9211 | vlefevre | 2014-10-09 13:24:56 +0000 (Thu, 09 Oct 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Updated the error message last changed + comment. +------------------------------------------------------------------------ +r9210 | vlefevre | 2014-10-08 11:59:40 +0000 (Wed, 08 Oct 2014) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] Added a reference to the bug I've just reported +against GNU Automake (completing the other references). +------------------------------------------------------------------------ +r9209 | vlefevre | 2014-10-08 10:59:40 +0000 (Wed, 08 Oct 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Updated the error message last changed. +------------------------------------------------------------------------ +r9208 | vlefevre | 2014-10-07 13:33:33 +0000 (Tue, 07 Oct 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c [tests/tests.c] Changed an error message. -(merged changesets r9208-9209,9211-9212 from the trunk) ------------------------------------------------------------------------ -r9425 | vlefevre | 2015-05-21 00:04:47 +0000 (Thu, 21 May 2015) | 2 lines +r9204 | vlefevre | 2014-09-09 00:17:47 +0000 (Tue, 09 Sep 2014) | 1 line +Changed paths: + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tset_float128.c + +[tests] Corrections for builds with "config.h". +------------------------------------------------------------------------ +r9193 | vlefevre | 2014-08-22 15:23:52 +0000 (Fri, 22 Aug 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Avoid false positives in the check of MPFR_LOG_MSG. +------------------------------------------------------------------------ +r9187 | vlefevre | 2014-08-21 11:33:33 +0000 (Thu, 21 Aug 2014) | 1 line +Changed paths: + M /trunk/src/add.c + M /trunk/src/exceptions.c + M /trunk/src/fma.c + M /trunk/src/hypot.c + M /trunk/src/mul.c + +[src] Cleaner use of MPFR_SET_SIGN. +------------------------------------------------------------------------ +r9178 | vlefevre | 2014-08-17 16:47:29 +0000 (Sun, 17 Aug 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added item on tests (mpfr.h macros vs mpfr-impl.h). +------------------------------------------------------------------------ +r9177 | vlefevre | 2014-08-17 10:46:16 +0000 (Sun, 17 Aug 2014) | 3 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Fixed the mpfr_signbit() macro, which depended on +mpfr-impl.h (the problem wasn't detected in the tests since mpfr-impl.h +is included in them). Thanks to Rob for the bug report. +------------------------------------------------------------------------ +r9164 | vlefevre | 2014-08-05 10:33:51 +0000 (Tue, 05 Aug 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Improved check of MPFR_LOG_MSG. +------------------------------------------------------------------------ +r9163 | vlefevre | 2014-08-05 10:19:02 +0000 (Tue, 05 Aug 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Replaced {src,tests}/*.{c,h} by $srctests. +------------------------------------------------------------------------ +r9162 | vlefevre | 2014-08-05 09:49:35 +0000 (Tue, 05 Aug 2014) | 1 line +Changed paths: + M /trunk/src/ai.c + +[src/ai.c] Corrected log messages. +------------------------------------------------------------------------ +r9161 | vlefevre | 2014-08-05 09:34:26 +0000 (Tue, 05 Aug 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9160 | vlefevre | 2014-08-05 09:29:29 +0000 (Tue, 05 Aug 2014) | 6 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/vasprintf.c + +Update concerning the P type specifier for formatted output, since +mpfr_prec_t was changed to a signed type in MPFR 3.0.0. + * doc/mpfr.texi: d and i can be used (o, u, x, and X are still OK + in practice since a mpfr_prec_t value is usually nonnegative); + changed a "unsigned int" to "int". + * src/vasprintf.c: updated a comment. +------------------------------------------------------------------------ +r9158 | vlefevre | 2014-07-23 00:23:18 +0000 (Wed, 23 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] Fixed a bug (mpf_set_prec_raw usage with GMP/MPF). +------------------------------------------------------------------------ +r9157 | vlefevre | 2014-07-23 00:12:35 +0000 (Wed, 23 Jul 2014) | 9 lines +Changed paths: + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + +[tests] + * mpfr-test.h: no longer include <stdio.h> right here since the + included mpfr-impl.h does that and even better for C++. + * mpf_compat.c, mpfr_compat.c: include mpfr-test.h as it does useful + things (in particular, include config.h via mpfr-impl.h if there + is one, and define __MPFR_TEST_H__ for mpfr-impl.h). + * mpf_compat.h: no longer include some headers already included + via mpfr-test.h (see above change); added tests_start_mpfr and + tests_end_mpfr (showing memory inconsistency with mpf_compat). +------------------------------------------------------------------------ +r9156 | vlefevre | 2014-07-20 22:05:51 +0000 (Sun, 20 Jul 2014) | 1 line +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] Coding style: better code for a boolean. +------------------------------------------------------------------------ +r9152 | vlefevre | 2014-07-10 13:31:18 +0000 (Thu, 10 Jul 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": check also without mpz_t caching. +------------------------------------------------------------------------ +r9151 | vlefevre | 2014-07-10 13:13:31 +0000 (Thu, 10 Jul 2014) | 8 lines +Changed paths: + M /trunk/tools/ck-copyright-notice + M /trunk/tools/mpfrlint + +[tools/ck-copyright-notice] Ignore src/mini-gmp.[ch] files. +[tools/mpfrlint] + * Ignore src/mini-gmp.[ch] files for some tests. + * Check that __gmp[nz]_ functions are not used (with 2 exceptions), + since this breaks the support of mini-gmp and may also break + future/modified GMP versions. + Note: only code added in r8911 (mpz_t caching) currently fails to + follow this rule. +------------------------------------------------------------------------ +r9150 | vlefevre | 2014-07-10 10:35:11 +0000 (Thu, 10 Jul 2014) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + +Do not test include guards before a #include: the test must be done only +in the included file itself. Note that some files such as mpfr.h may +have multiple parts that could be enabled depending on the context, so +that testing a guard before a #include may yield incorrect behavior. +------------------------------------------------------------------------ +r9149 | vlefevre | 2014-07-09 01:17:18 +0000 (Wed, 09 Jul 2014) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated the list of macros used for building and +checking MPFR. +------------------------------------------------------------------------ +r9148 | vlefevre | 2014-07-09 01:11:57 +0000 (Wed, 09 Jul 2014) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Corrected a message. +------------------------------------------------------------------------ +r9147 | vlefevre | 2014-07-08 10:22:09 +0000 (Tue, 08 Jul 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/doc/README.dev + M /trunk/tests/tests.c + +Renamed the MPFR_TEST_DIVBYZERO macro to MPFR_TESTS_DIVBYZERO +for consistency with MPFR_TESTS_TIMEOUT. +------------------------------------------------------------------------ +r9146 | vlefevre | 2014-07-07 16:18:16 +0000 (Mon, 07 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/tadd_d.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tsub_d.c + +[tests] Minor improvements. +------------------------------------------------------------------------ +r9145 | vlefevre | 2014-07-07 16:15:43 +0000 (Mon, 07 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/reuse.c + M /trunk/tests/taway.c + +[tests/reuse.c,tests/taway.c] Added mpfr_ai and mpfr_digamma. +------------------------------------------------------------------------ +r9144 | vlefevre | 2014-07-07 16:13:47 +0000 (Mon, 07 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/tmul_d.c + +[tests/tmul_d.c] Minor improvement. +------------------------------------------------------------------------ +r9143 | vlefevre | 2014-07-07 16:11:56 +0000 (Mon, 07 Jul 2014) | 2 lines +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Fixed a test when MPFR_WANT_ASSERT >= 2 (NaN with non-NaN +was not detected as an error). +------------------------------------------------------------------------ +r9142 | vlefevre | 2014-07-07 15:59:53 +0000 (Mon, 07 Jul 2014) | 4 lines +Changed paths: + M /trunk/src/add1sp.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/round_p.c + M /trunk/src/sub1sp.c + +[src] MPFR_WANT_ASSERT clean-up. +Note: the mul.c test for MPFR_WANT_ASSERT >= 3 is now enabled for +MPFR_WANT_ASSERT = 2 (since setting MPFR_WANT_ASSERT to 3 was not +possible with configure options), and fixed. +------------------------------------------------------------------------ +r9141 | vlefevre | 2014-07-07 12:43:59 +0000 (Mon, 07 Jul 2014) | 2 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/exceptions.c + M /trunk/src/mpfr-impl.h + +Added debug of branch prediction / --enable-debug-prediction configure +option (patch from Patrick Pélissier, with some changes). +------------------------------------------------------------------------ +r9139 | vlefevre | 2014-07-02 17:17:40 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/src/round_raw_generic.c + +[src/round_raw_generic.c] Updated comment about MPFR_RNDNA. +------------------------------------------------------------------------ +r9138 | vlefevre | 2014-07-02 13:10:19 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/doc/mini-gmp + +[doc/mini-gmp] Added a note about MPFR_USE_MINI_GMP. +------------------------------------------------------------------------ +r9137 | vlefevre | 2014-07-02 12:57:22 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added an item on the use of GMP functions. +------------------------------------------------------------------------ +r9136 | vlefevre | 2014-07-02 12:29:40 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": test with mini-gmp. +------------------------------------------------------------------------ +r9135 | vlefevre | 2014-07-02 12:24:54 +0000 (Wed, 02 Jul 2014) | 5 lines +Changed paths: + M /trunk/src/erandom.c + M /trunk/src/mpfr.h + M /trunk/src/nrandom.c + M /trunk/src/random_deviate.c + M /trunk/tests/terandom.c + M /trunk/tests/tnrandom.c + +Removed the need of MPFR_USE_MINI_GMP tests for mpfr_[ne]random +functions (source and tests) as mpfr_random_deviate_value no longer +needs mpq_t (since r9066). Also removed a static assertion in +src/random_deviate.c for the same reason. +Note: the change done in r9133 is now really useful! +------------------------------------------------------------------------ +r9134 | vlefevre | 2014-07-02 12:12:45 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Added other missing "#ifndef MPFR_USE_MINI_GMP". +------------------------------------------------------------------------ +r9133 | vlefevre | 2014-07-02 11:59:52 +0000 (Wed, 02 Jul 2014) | 3 lines +Changed paths: + M /trunk/tests/terandom.c + M /trunk/tests/tnrandom.c + +[tests/t[ne]random.c] Code clean-up: added !defined(MPFR_USE_MINI_GMP) +to protect mpfr_printf. This is actually not needed due to the initial +"#ifndef MPFR_USE_MINI_GMP" but this is for a different reason. +------------------------------------------------------------------------ +r9132 | vlefevre | 2014-07-02 11:55:25 +0000 (Wed, 02 Jul 2014) | 2 lines +Changed paths: + M /trunk/tests/terandom.c + M /trunk/tests/tnrandom.c + +[tests/t[ne]random.c] Reverted the changes done in r9126,9127,9130 +and added a proper comment. +------------------------------------------------------------------------ +r9131 | vlefevre | 2014-07-02 11:49:23 +0000 (Wed, 02 Jul 2014) | 2 lines +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Added a missing "#ifndef MPFR_USE_MINI_GMP" +(not really useful, but cleaner). +------------------------------------------------------------------------ +r9130 | vlefevre | 2014-07-02 11:46:04 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/terandom.c + M /trunk/tests/tnrandom.c + +[tests/t[ne]random.c] Fixed the change done in r9126 and r9127. +------------------------------------------------------------------------ +r9129 | vlefevre | 2014-07-02 11:41:43 +0000 (Wed, 02 Jul 2014) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/erandom.c + M /trunk/src/get_f.c + M /trunk/src/gmp_op.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr.h + M /trunk/src/nrandom.c + M /trunk/src/printf.c + M /trunk/src/random_deviate.c + M /trunk/src/set_f.c + M /trunk/src/set_q.c + M /trunk/src/vasprintf.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpfr_compat.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tcan_round.c + M /trunk/tests/terandom.c + M /trunk/tests/terandom_chisq.c + M /trunk/tests/tests.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tget_f.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trandom_deviate.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_q.c + M /trunk/tests/tsprintf.c + M /trunk/tests/turandom.c + +Renamed WANT_MINI_GMP to MPFR_USE_MINI_GMP as it is used in mpfr.h +(all MPFR macros that appear there should start with MPFR_ to avoid +conflicts with other software). +------------------------------------------------------------------------ +r9128 | vlefevre | 2014-07-02 09:57:16 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Detect the possible use of forbidden macros in mpfr.h. +------------------------------------------------------------------------ +r9127 | vlefevre | 2014-07-02 09:23:25 +0000 (Wed, 02 Jul 2014) | 2 lines +Changed paths: + M /trunk/tests/terandom.c + +[tests/terandom.c] Put the WANT_MINI_GMP test at the right place, like +what has been done for "tests/tnrandom.c". +------------------------------------------------------------------------ +r9126 | vlefevre | 2014-07-02 09:20:11 +0000 (Wed, 02 Jul 2014) | 3 lines +Changed paths: + M /trunk/tests/tnrandom.c + +[tests/tnrandom.c] Put the WANT_MINI_GMP test at the right place +(at the same time of the HAVE_STDARG test), but this should be +improved in the future, e.g. with a HAVE_MPFR_PRINTF macro. +------------------------------------------------------------------------ +r9125 | zimmerma | 2014-07-02 09:04:30 +0000 (Wed, 02 Jul 2014) | 2 lines +Changed paths: + M /trunk/tests/tnrandom.c + +added comment + +------------------------------------------------------------------------ +r9124 | vlefevre | 2014-07-02 08:43:19 +0000 (Wed, 02 Jul 2014) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Minor correction of a comment. +------------------------------------------------------------------------ +r9122 | vlefevre | 2014-07-01 11:50:12 +0000 (Tue, 01 Jul 2014) | 1 line +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] Correction (fprintf format). +------------------------------------------------------------------------ +r9121 | zimmerma | 2014-07-01 11:39:30 +0000 (Tue, 01 Jul 2014) | 5 lines +Changed paths: + M /trunk/tests/chi-squared-tests.txt + M /trunk/tests/terandom_chisq.c + M /trunk/tests/tnrandom_chisq.c + M /trunk/tests/trandom_deviate.c + +patch from Charles Karney: +> Here is the patch which repeats the chi-squared tests in the case of +> suspiciously high values. The probability of a false positive is now +> 1/10^9. I also got rid of the mpfr_printf's. + +------------------------------------------------------------------------ +r9117 | vlefevre | 2014-06-30 15:07:40 +0000 (Mon, 30 Jun 2014) | 5 lines +Changed paths: + M /trunk/tools/build-patch + +[tools/build-patch] + * Removed unnecessary quotes for better readability (this is zsh). + * When <patchlevel> (second argument) is used, use the correct name + for the generated patch; at the same time, fixed a checkobj call. + * Added comment about typical usage. +------------------------------------------------------------------------ +r9116 | vlefevre | 2014-06-30 13:44:39 +0000 (Mon, 30 Jun 2014) | 3 lines +Changed paths: + M /trunk/tools/build-patch + +[tools/build-patch] Correction if MPFR_CURRENT_DIR is set: to make sure +that it is always up-to-date, we want to allow it to be a symlink (e.g. +.../mpfr-current), so that we want to call realpath on it. +------------------------------------------------------------------------ +r9115 | vlefevre | 2014-06-30 13:22:09 +0000 (Mon, 30 Jun 2014) | 2 lines +Changed paths: + A /trunk/tools/build-patch + +Added tools/build-patch zsh script to transform a raw patch into a patch +to be put on the MPFR www server. +------------------------------------------------------------------------ +r9114 | vlefevre | 2014-06-30 12:21:26 +0000 (Mon, 30 Jun 2014) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] For the mpfr_{mul,div}_si macros: s/positive/non-negative/ +------------------------------------------------------------------------ +r9113 | vlefevre | 2014-06-30 10:36:46 +0000 (Mon, 30 Jun 2014) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Correction of two "configure --help" messages +(from Patrick Pélissier and other changes). +------------------------------------------------------------------------ +r9112 | vlefevre | 2014-06-30 10:00:16 +0000 (Mon, 30 Jun 2014) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Coding style. +------------------------------------------------------------------------ +r9111 | vlefevre | 2014-06-30 09:57:36 +0000 (Mon, 30 Jun 2014) | 5 lines +Changed paths: + M /trunk/src/div_ui.c + M /trunk/src/mpfr.h + M /trunk/src/mul_ui.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/tmul_ui.c + +New macros for mpfr_{mul,div}_ui to optimize the call when the integer +is a constant number that is a power of 2. +New macros for mpfr_{mul,div}_si to optimize the call when the integer +is a constant number that is positive. +(Modified patch from Patrick Pélissier) +------------------------------------------------------------------------ +r9109 | vlefevre | 2014-06-26 10:55:09 +0000 (Thu, 26 Jun 2014) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Improved comments. +------------------------------------------------------------------------ +r9108 | vlefevre | 2014-06-26 10:53:46 +0000 (Thu, 26 Jun 2014) | 2 lines +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Fixed assertion failures for tiny numbers (the code +was correct, but the assertions didn't check against the right bound). +------------------------------------------------------------------------ +r9107 | vlefevre | 2014-06-26 01:02:26 +0000 (Thu, 26 Jun 2014) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] Bug fix: avoid integer overflow in the code added in r9086 +(now tdiv no longer fails). +------------------------------------------------------------------------ +r9106 | vlefevre | 2014-06-26 00:43:06 +0000 (Thu, 26 Jun 2014) | 3 lines +Changed paths: + M /trunk + M /trunk/src/div.c + +[src/div.c] Bug fix: avoid an integer overflow when dividing the +largest finite MPFR number by the smallest positive one. +(merged changeset r9105 from the 3.1 branch) +------------------------------------------------------------------------ +r9103 | vlefevre | 2014-06-26 00:16:26 +0000 (Thu, 26 Jun 2014) | 1 line +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Forgot "exit (1);". +------------------------------------------------------------------------ +r9101 | vlefevre | 2014-06-26 00:00:16 +0000 (Thu, 26 Jun 2014) | 3 lines +Changed paths: + M /trunk/tests/tdiv.c + +[tests/tdiv.c] Added mpfr_div tests on extreme values. This detects +2 problems (at least on a 64-bit machine): a result is not a valid +MPFR number (mpfr_check fails) and the flags are incorrect. +------------------------------------------------------------------------ +r9100 | vlefevre | 2014-06-25 23:34:28 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Fixed test added in r9099 (the problem was unrelated +to the bug in vasprintf.c). +------------------------------------------------------------------------ +r9099 | vlefevre | 2014-06-25 23:20:16 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added a test with the minimum exponent +(currently triggers an assertion failure in vasprintf.c). +------------------------------------------------------------------------ +r9098 | zimmerma | 2014-06-25 16:29:51 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +define MPFR_SKIP_EXTREME to avoid currently failing tsum test + +------------------------------------------------------------------------ +r9097 | vlefevre | 2014-06-25 16:09:57 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Do not run the check_extreme test (which currently fails) +when the MPFR_SKIP_EXTREME environment variable is defined. +------------------------------------------------------------------------ +r9096 | zimmerma | 2014-06-25 15:37:25 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +reconfigure for mpfrbench + +------------------------------------------------------------------------ +r9095 | zimmerma | 2014-06-25 15:05:30 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/div.c + M /trunk/tests/tdiv.c + +speedup in mpfr_div for n/n division, using mpz_tdiv_q + +------------------------------------------------------------------------ +r9094 | vlefevre | 2014-06-25 13:39:37 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Check when simple mp_limb_t constants could be used +(MPFR_LIMB_ZERO, MPFR_LIMB_ONE, and MPFR_LIMB_MAX). +------------------------------------------------------------------------ +r9092 | vlefevre | 2014-06-25 13:15:40 +0000 (Wed, 25 Jun 2014) | 7 lines +Changed paths: + M /trunk/src/coth.c + M /trunk/src/div.c + M /trunk/src/erfc.c + M /trunk/src/exp2.c + M /trunk/src/get_si.c + M /trunk/src/get_str.c + M /trunk/src/jn.c + M /trunk/src/lngamma.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_z.c + M /trunk/src/print_raw.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/yn.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/taway.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsch.c + M /trunk/tests/tdiv.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + M /trunk/tests/tgamma.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tgmpop.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_str.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tzeta.c + +Use MPFR_IS_NEG and MPFR_IS_POS instead of comparing the sign with 0. +Done with + perl -pi -e ' + s/MPFR_SIGN *\(([^)]+)\) *<=? *0/MPFR_IS_NEG ($1)/g; + s/MPFR_SIGN *\(([^)]+)\) *>=? *0/MPFR_IS_POS ($1)/g; + ' {src,tests}/*.{c,h} +and some manual changes. +------------------------------------------------------------------------ +r9091 | vlefevre | 2014-06-25 12:50:21 +0000 (Wed, 25 Jun 2014) | 11 lines +Changed paths: + M /trunk/src/check.c + M /trunk/src/div.c + M /trunk/src/div_ui.c + M /trunk/src/frac.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mulders.c + M /trunk/src/print_raw.c + M /trunk/src/round_raw_generic.c + M /trunk/src/set_uj.c + M /trunk/src/sub1sp.c + M /trunk/src/vasprintf.c + M /trunk/tests/random2.c + M /trunk/tests/tadd.c + M /trunk/tests/tcmp2.c + M /trunk/tests/teq.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tset_si.c + +More code clean-up (for both consistency and readability): + * Use the simple mp_limb_t constants when possible. + * New internal macro MPFR_IS_NORMALIZED. +Note: this was done with + perl -pi -e ' + s/~ *\(mp_limb_t\) *0/MPFR_LIMB_MAX/g; + s/\(mp_limb_t\) *-1/MPFR_LIMB_MAX/g; + s/\(mp_limb_t\) *0/MPFR_LIMB_ZERO/g; + s/\(mp_limb_t\) *1L?/MPFR_LIMB_ONE/g' {src,tests}/*.{c,h} + svn revert src/mpfr-impl.h +and some manual changes. +------------------------------------------------------------------------ +r9090 | vlefevre | 2014-06-25 12:02:19 +0000 (Wed, 25 Jun 2014) | 6 lines +Changed paths: + M /trunk/src/add1.c + M /trunk/src/get_f.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/next.c + M /trunk/src/rint.c + M /trunk/src/round_p.c + M /trunk/src/setmax.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/tgeneric.c + +Code clean-up: + * Simplified the definition of simple mp_limb_t constants: it is + better to avoid GMP internals when there is a standard way. + * Replaced the use of MP_LIMB_T_MAX by the new macro MPFR_LIMB_MAX. + * So, removed the now useless MP_LIMB_T_MAX and GMP_LIMB_HIGHBIT + definitions from "mpfr-gmp.h". +------------------------------------------------------------------------ +r9089 | vlefevre | 2014-06-25 11:55:23 +0000 (Wed, 25 Jun 2014) | 1 line +Changed paths: + M /trunk/src/mpfr-mini-gmp.h + +[src/mpfr-mini-gmp.h] GMP_NUMB_MASK is no longer needed. +------------------------------------------------------------------------ +r9088 | vlefevre | 2014-06-25 11:54:14 +0000 (Wed, 25 Jun 2014) | 1 line +Changed paths: + M /trunk/tests/random2.c + +[tests/random2.c] Removed a useless use of GMP_NUMB_MASK. +------------------------------------------------------------------------ +r9087 | vlefevre | 2014-06-25 09:38:31 +0000 (Wed, 25 Jun 2014) | 8 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] In the case where the divisor has one limb (latest commit), +check that the value of this limb fits in an unsigned long, otherwise +mpfr_div_ui cannot be used. Indeed, according to the GMP manual §2.2, +a limb may be a long long (actually unsigned): + For example in some 32-bit ABIs, GMP may support a limb as either a + 32-bit `long' or a 64-bit `long long'. +Note: if a limb is an unsigned long, this new test will be no-op, since +always true. +------------------------------------------------------------------------ +r9086 | zimmerma | 2014-06-25 08:05:09 +0000 (Wed, 25 Jun 2014) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/div.c + +speedup of mpfr_div when divisor has one limb + +------------------------------------------------------------------------ +r9085 | vlefevre | 2014-06-25 01:24:49 +0000 (Wed, 25 Jun 2014) | 6 lines +Changed paths: + M /trunk/src/random_deviate.h + +[src/random_deviate.h] Fixed prototypes: + * Added __MPFR_DECLSPEC to avoid failure with Windows DLL; see + https://sympa.inria.fr/sympa/arc/mpfr/2014-06/msg00003.html + * Added _MPFR_PROTO for consistency (though it will probably + be removed in the near future). + * Removed variable names (coding style). +------------------------------------------------------------------------ +r9084 | vlefevre | 2014-06-24 14:29:22 +0000 (Tue, 24 Jun 2014) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added terandom_chisq and tnrandom_chisq to svn:ignore property. +------------------------------------------------------------------------ +r9083 | vlefevre | 2014-06-24 14:26:58 +0000 (Tue, 24 Jun 2014) | 3 lines +Changed paths: + M /trunk/tests/Makefile.am + A /trunk/tests/chi-squared-tests.txt + A /trunk/tests/terandom_chisq.c + A /trunk/tests/tnrandom_chisq.c + M /trunk/tests/trandom_deviate.c + +[tests] Applied patch by Charles Karney (chi-squared tests for +mpfr_[ne]random), together with the contents of his mail about +this patch. +------------------------------------------------------------------------ +r9082 | vlefevre | 2014-06-23 11:14:48 +0000 (Mon, 23 Jun 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9081 | vlefevre | 2014-06-22 20:37:11 +0000 (Sun, 22 Jun 2014) | 1 line +Changed paths: + M /trunk/INSTALL + M /trunk/README + M /trunk/TODO + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/doc/README.dev + M /trunk/doc/mpfr.texi + M /trunk/src/get_d64.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-sassert.h + M /trunk/src/mpfr.h + M /trunk/src/set_d64.c + M /trunk/tests/tests.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tset_ld.c + +Updated URL's. +------------------------------------------------------------------------ +r9079 | vlefevre | 2014-06-22 11:53:31 +0000 (Sun, 22 Jun 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated URL's (use of https instead of http). +------------------------------------------------------------------------ +r9071 | vlefevre | 2014-06-17 10:20:27 +0000 (Tue, 17 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] New version, with fixes of ternary value +(inexact) handling by Charles Karney. +------------------------------------------------------------------------ +r9070 | vlefevre | 2014-06-17 10:10:24 +0000 (Tue, 17 Jun 2014) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added trandom_deviate to svn:ignore property. +------------------------------------------------------------------------ +r9069 | vlefevre | 2014-06-17 10:08:55 +0000 (Tue, 17 Jun 2014) | 1 line +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] GNU style and C90 compatibility. +------------------------------------------------------------------------ +r9068 | vlefevre | 2014-06-17 09:09:01 +0000 (Tue, 17 Jun 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated note about ternary values (macros). +------------------------------------------------------------------------ +r9067 | vlefevre | 2014-06-17 09:03:11 +0000 (Tue, 17 Jun 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note about ternary values. +------------------------------------------------------------------------ +r9066 | zimmerma | 2014-06-17 05:41:36 +0000 (Tue, 17 Jun 2014) | 2 lines +Changed paths: + M /trunk/src/random_deviate.c + M /trunk/tests/trandom_deviate.c + +patches from Charles Karney + +------------------------------------------------------------------------ +r9065 | vlefevre | 2014-06-17 00:21:33 +0000 (Tue, 17 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] Removed useless "#ifdef HAVE_STDARG": +printf is a standard C function and is always defined. +------------------------------------------------------------------------ +r9064 | vlefevre | 2014-06-17 00:20:05 +0000 (Tue, 17 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] GNU style. Pre-C99 compatibility +(statements after declarations). +------------------------------------------------------------------------ +r9063 | vlefevre | 2014-06-17 00:15:15 +0000 (Tue, 17 Jun 2014) | 1 line +Changed paths: + M /trunk/tests/trandom_deviate.c + +[tests/trandom_deviate.c] Untabified. +------------------------------------------------------------------------ +r9061 | zimmerma | 2014-06-16 13:21:42 +0000 (Mon, 16 Jun 2014) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + A /trunk/tests/trandom_deviate.c + +added trandom_deviate.c to improve coverage (contributed by Charles Karney) + +------------------------------------------------------------------------ +r9060 | zimmerma | 2014-06-16 13:20:13 +0000 (Mon, 16 Jun 2014) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +updated information about coverage test + +------------------------------------------------------------------------ +r9059 | vlefevre | 2014-06-05 12:48:00 +0000 (Thu, 05 Jun 2014) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] English usage in a comment. +------------------------------------------------------------------------ +r9058 | vlefevre | 2014-06-03 09:16:01 +0000 (Tue, 03 Jun 2014) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Updated a comment. +------------------------------------------------------------------------ +r9054 | vlefevre | 2014-05-22 00:09:42 +0000 (Thu, 22 May 2014) | 1 line +Changed paths: + M /trunk/README + M /trunk/doc/README.dev + M /trunk/tools/announce-text + +Changed "INRIAGForge" to "InriaForge" (due to the rename). +------------------------------------------------------------------------ +r9048 | vlefevre | 2014-05-14 13:56:06 +0000 (Wed, 14 May 2014) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Correction about clang sanitizer: mention the +-fno-sanitize=float-cast-overflow,float-divide-by-zero option. +------------------------------------------------------------------------ +r9047 | vlefevre | 2014-05-14 13:28:04 +0000 (Wed, 14 May 2014) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] About clang sanitizer, mention the +-fno-sanitize=float-divide-by-zero option. +------------------------------------------------------------------------ +r9046 | zimmerma | 2014-05-06 12:14:24 +0000 (Tue, 06 May 2014) | 2 lines +Changed paths: + M /trunk/doc/algorithms.bib + M /trunk/doc/algorithms.tex + +added description of algorithm used for mpfr_log (from Sylvie Boldo) + +------------------------------------------------------------------------ +r9045 | vlefevre | 2014-04-25 09:02:51 +0000 (Fri, 25 Apr 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated an old note about GCC 4.9. +------------------------------------------------------------------------ +r9044 | vlefevre | 2014-04-25 09:00:56 +0000 (Fri, 25 Apr 2014) | 3 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Completed the note about GCC's sanitizer. See + http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44786 (sanitizer) + http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60275 (no recover) +------------------------------------------------------------------------ +r9043 | vlefevre | 2014-04-25 08:30:38 +0000 (Fri, 25 Apr 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Completed the note about GCC's sanitizer. +------------------------------------------------------------------------ +r9042 | vlefevre | 2014-04-25 07:21:24 +0000 (Fri, 25 Apr 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Mention that GCC 4.9 supports "-fsanitize=undefined". +------------------------------------------------------------------------ +r9040 | vlefevre | 2014-04-22 15:20:13 +0000 (Tue, 22 Apr 2014) | 2 lines +Changed paths: + M /trunk/tests/tpow.c + +[tests/tpow.c] Removed comment that can now be confusing: try_mpfr.html +was actually not using the mpfr_pow function, but exp(y*log(x)). +------------------------------------------------------------------------ +r9039 | vlefevre | 2014-04-22 10:48:46 +0000 (Tue, 22 Apr 2014) | 3 lines +Changed paths: + M /trunk/tests/tpow.c + +[tests/tpow.c] Added a test corresponding to buggy output on +http://ex-cs.sist.ac.jp/~tkouya/try_mpfr.html but everything +is OK in r9038. +------------------------------------------------------------------------ +r9036 | vlefevre | 2014-04-15 22:26:58 +0000 (Tue, 15 Apr 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about patches and autotools files. +------------------------------------------------------------------------ +r9035 | vlefevre | 2014-04-15 22:26:18 +0000 (Tue, 15 Apr 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about patches and autotools files. +------------------------------------------------------------------------ +r9032 | vlefevre | 2014-04-15 15:13:32 +0000 (Tue, 15 Apr 2014) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Changed initialization in check_extreme(), which wasn't +supported by ISO C90. +------------------------------------------------------------------------ +r9031 | vlefevre | 2014-04-15 15:12:11 +0000 (Tue, 15 Apr 2014) | 1 line +Changed paths: + M /trunk/src/free_cache.c + +[free_cache.c] Avoid mixed declarations and code for ISO C90 support. +------------------------------------------------------------------------ +r9030 | vlefevre | 2014-04-15 13:01:25 +0000 (Tue, 15 Apr 2014) | 6 lines +Changed paths: + M /trunk/configure.ac + +Re-added configure test on GMP_NUMB_BITS and sizeof(mp_limb_t), and +updated it: + * BYTES_PER_MP_LIMB is no longer tested (see r9029). + * The test is now always run, not just when --with-gmp-build is used. + * Results are output in config.log in case of failure. + * The error message has been updated. +------------------------------------------------------------------------ +r9029 | zimmerma | 2014-04-15 09:15:31 +0000 (Tue, 15 Apr 2014) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/exp.c + M /trunk/src/init2.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/rndna.c + M /trunk/src/stack_interface.c + +BYTES_PER_MP_LIMB -> MPFR_BYTES_PER_MP_LIMB for GMP 6 compatibility +when --with-gmp-build is used. See mailing-list discussion: + https://sympa.inria.fr/sympa/arc/mpfr/2014-04/msg00000.html +------------------------------------------------------------------------ +r9020 | zimmerma | 2014-03-26 06:49:35 +0000 (Wed, 26 Mar 2014) | 2 lines +Changed paths: + M /trunk/TODO + +other argument reduction for log_ui + +------------------------------------------------------------------------ +r9019 | zimmerma | 2014-03-25 20:40:42 +0000 (Tue, 25 Mar 2014) | 3 lines +Changed paths: + M /trunk/src/sqrt.c + +mpn_sqrtrem (rp, sp, sp, rrsize) is faster than +mpn_sqrtrem (rp, NULL, sp, rrsize): avoids one allocation and one copy + +------------------------------------------------------------------------ +r9016 | vlefevre | 2014-03-25 15:05:47 +0000 (Tue, 25 Mar 2014) | 4 lines +Changed paths: + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/check.c + M /trunk/src/cmp.c + M /trunk/src/init2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/round_prec.c + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_prc_raw.c + M /trunk/src/set_prec.c + M /trunk/src/sqrt.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tests.c + +Added MPFR_PREC_COND, MPFR_PREC_IN_RANGE and MPFR_GET_PREC internal +macros (to mpfr-impl.h). Use these macros at some places in the code +(replacing some MPFR_PREC instances, as suggested by a patch from +Patrick Pélissier). +------------------------------------------------------------------------ +r9015 | vlefevre | 2014-03-25 14:39:43 +0000 (Tue, 25 Mar 2014) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added an MPFR_ASSERTD in MPFR_MPZ_SIZEINBASE2 +(from a patch by Patrick Pélissier). +------------------------------------------------------------------------ +r9014 | vlefevre | 2014-03-25 14:36:03 +0000 (Tue, 25 Mar 2014) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +[src/sqrt.c] Replaced a MPFR_EXP by MPFR_SET_EXP (from a patch by +Patrick Pélissier). +------------------------------------------------------------------------ +r9013 | vlefevre | 2014-03-25 14:28:48 +0000 (Tue, 25 Mar 2014) | 2 lines +Changed paths: + M /trunk/src/div.c + +[src/div.c] Added MPFR_ASSERTD assertions and improved a test +(patch from Patrick Pélissier). +------------------------------------------------------------------------ +r9011 | zimmerma | 2014-03-17 20:54:30 +0000 (Mon, 17 Mar 2014) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +fixed FIXME + +------------------------------------------------------------------------ +r9010 | vlefevre | 2014-03-17 15:35:52 +0000 (Mon, 17 Mar 2014) | 9 lines +Changed paths: + M /trunk/doc/algorithms.bib + M /trunk/doc/algorithms.tex + +[doc/algorithms.*] A formula about radix conversion was incorrect +(and didn't match the correct code) when the output radix b is a +power of two. Added reference to Matula's "In-and-Out Conversions" +(correctness and optimality of the formula) and left a FIXME. +For more information, see the August/September discussion in the +MPFR list, particular subthreads starting at: + https://sympa.inria.fr/sympa/arc/mpfr/2012-08/msg00028.html + https://sympa.inria.fr/sympa/arc/mpfr/2012-09/msg00000.html + https://sympa.inria.fr/sympa/arc/mpfr/2012-09/msg00011.html +------------------------------------------------------------------------ +r9009 | zimmerma | 2014-03-15 08:26:10 +0000 (Sat, 15 Mar 2014) | 2 lines +Changed paths: + M /trunk/TODO + +added item + +------------------------------------------------------------------------ +r9008 | zimmerma | 2014-03-14 17:21:33 +0000 (Fri, 14 Mar 2014) | 2 lines +Changed paths: + M /trunk/TODO + +added item (mpfr_log_ui) + +------------------------------------------------------------------------ +r9002 | vlefevre | 2014-03-14 11:37:11 +0000 (Fri, 14 Mar 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r9001 | vlefevre | 2014-03-14 11:35:17 +0000 (Fri, 14 Mar 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Correction in the mpfr_set_str description. +------------------------------------------------------------------------ +r8998 | vlefevre | 2014-03-10 00:34:57 +0000 (Mon, 10 Mar 2014) | 2 lines +Changed paths: + M /trunk/TODO + M /trunk/src/gmp_op.c + +Added a TODO item concerning gmp_op.c functions with mpz_srcptr and +the use of mpz_fits_slong_p and a mpfr_*_si function (see r8992). +------------------------------------------------------------------------ +r8997 | vlefevre | 2014-03-02 08:32:16 +0000 (Sun, 02 Mar 2014) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed the mpfr_get_default_rounding_mode() macro for +C++ (it didn't have the correct type), and improved the similar ones. +------------------------------------------------------------------------ +r8996 | vlefevre | 2014-03-02 08:12:34 +0000 (Sun, 02 Mar 2014) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Fixed allocation. +------------------------------------------------------------------------ +r8995 | vlefevre | 2014-03-02 08:07:31 +0000 (Sun, 02 Mar 2014) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Temporarily disabled fast argument reconstruction +because it doesn't compile with g++. +------------------------------------------------------------------------ +r8994 | vlefevre | 2014-03-01 23:43:27 +0000 (Sat, 01 Mar 2014) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +Removed trailing spaces. +------------------------------------------------------------------------ +r8993 | zimmerma | 2014-02-28 21:56:47 +0000 (Fri, 28 Feb 2014) | 3 lines +Changed paths: + M /trunk/src/lngamma.c + +[lngamma.c] implemented fast way of computing x*(x+1)*...*(x+k-1) + (it remains to speed up the computation of the Bernoulli numbers) + +------------------------------------------------------------------------ +r8992 | zimmerma | 2014-02-28 20:15:35 +0000 (Fri, 28 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/gmp_op.c + +speedup of the mpfr_xxx_z functions when z fits in a long + +------------------------------------------------------------------------ +r8991 | zimmerma | 2014-02-28 19:49:15 +0000 (Fri, 28 Feb 2014) | 2 lines +Changed paths: + M /trunk/TODO + +explicit possible speedup in mpfr_[ln]gamma + +------------------------------------------------------------------------ +r8990 | vlefevre | 2014-02-24 15:29:52 +0000 (Mon, 24 Feb 2014) | 1 line +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Avoid inconsistent spaces. +------------------------------------------------------------------------ +r8989 | vlefevre | 2014-02-21 14:19:41 +0000 (Fri, 21 Feb 2014) | 1 line +Changed paths: + M /trunk/tools/mbench/README + +[tools/mbench/README] Conversion into UTF-8. +------------------------------------------------------------------------ +r8988 | vlefevre | 2014-02-21 14:12:39 +0000 (Fri, 21 Feb 2014) | 1 line +Changed paths: + M /trunk/tools/mbench/generate.c + M /trunk/tools/mbench/mfv5-crlibm.cc + M /trunk/tools/mbench/mfv5-libc.cc + M /trunk/tools/mbench/mfv5-mpfr.cc + M /trunk/tools/mbench/mfv5.cc + M /trunk/tools/mbench/mpfr-gfx.c + M /trunk/tools/mbench/mpfr-v4.c + M /trunk/tools/mbench/mpfr-v6.c + +[tools/mbench] Replaced GMP_RNDx by MPFR_RNDx. +------------------------------------------------------------------------ +r8987 | zimmerma | 2014-02-21 13:18:59 +0000 (Fri, 21 Feb 2014) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +definitively fix the name mpfr_min_prec + +------------------------------------------------------------------------ +r8986 | vlefevre | 2014-02-17 13:28:38 +0000 (Mon, 17 Feb 2014) | 1 line +Changed paths: + M /trunk/src/bernoulli.c + +[src/bernoulli.c] Minor bug fixed and other improvements. +------------------------------------------------------------------------ +r8985 | zimmerma | 2014-02-17 13:24:48 +0000 (Mon, 17 Feb 2014) | 2 lines +Changed paths: + M /trunk/TODO + +update for mpfr_gamma and Bernoulli numbers + +------------------------------------------------------------------------ +r8984 | vlefevre | 2014-02-17 13:08:24 +0000 (Mon, 17 Feb 2014) | 1 line +Changed paths: + M /trunk/src/bernoulli.c + +[src/bernoulli.c] Fixed pointer types (build failure with -Werror). +------------------------------------------------------------------------ +r8983 | vlefevre | 2014-02-17 13:02:58 +0000 (Mon, 17 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Removed obsolete mpfr_bernoulli_internal prototype, +which makes the compilation of bernoulli.c fail. +------------------------------------------------------------------------ +r8982 | vlefevre | 2014-02-17 13:01:03 +0000 (Mon, 17 Feb 2014) | 1 line +Changed paths: + M /trunk/src/bernoulli.c + +[src/bernoulli.c] Improved isprime() by using MPFR_ASSERTD. +------------------------------------------------------------------------ +r8981 | zimmerma | 2014-02-17 12:46:18 +0000 (Mon, 17 Feb 2014) | 3 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/bernoulli.c + +use a faster algorithm (based on Von Staudt–Clausen theorem) to compute +Bernoulli numbers -> speedup in mpfr_*gamma and mpfr_li2 + +------------------------------------------------------------------------ +r8980 | zimmerma | 2014-02-16 07:28:11 +0000 (Sun, 16 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/set_d.c + M /trunk/tests/tset_d.c + +more changes suggested by Wolf Lammen (and also test 2^(-1074)) + +------------------------------------------------------------------------ +r8979 | vlefevre | 2014-02-16 02:52:21 +0000 (Sun, 16 Feb 2014) | 2 lines +Changed paths: + M /trunk/tests/memory.c + +[tests/memory.c] Limit heap memory to 4 MB. This should be sufficient. +Currently, only tsum should fail, but mpfr_sum will be rewritten soon. +------------------------------------------------------------------------ +r8978 | vlefevre | 2014-02-15 21:22:55 +0000 (Sat, 15 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Fixed type to avoid non-representable unsigned → signed +conversion. +------------------------------------------------------------------------ +r8977 | vlefevre | 2014-02-15 21:19:22 +0000 (Sat, 15 Feb 2014) | 1 line +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Correction when MPFR_WANT_ASSERT is defined. +------------------------------------------------------------------------ +r8976 | vlefevre | 2014-02-15 21:03:02 +0000 (Sat, 15 Feb 2014) | 1 line +Changed paths: + M /trunk/src/get_ld.c + M /trunk/src/set_ld.c + +Untabified and removed trailing spaces. +------------------------------------------------------------------------ +r8975 | zimmerma | 2014-02-15 20:20:27 +0000 (Sat, 15 Feb 2014) | 4 lines +Changed paths: + M /trunk/src/set_d.c + +partial patch from Wolf Lammen: +- move the normalization code, necessary in an extremely rare corner case only, + out of the way of the normal case, for speed up + +------------------------------------------------------------------------ +r8974 | zimmerma | 2014-02-15 09:37:01 +0000 (Sat, 15 Feb 2014) | 3 lines +Changed paths: + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + +Rename MPFR gmp_randstate_ptr into mpfr_gmp_randstate_ptr +(patch from Patrick Pélissier) + +------------------------------------------------------------------------ +r8973 | zimmerma | 2014-02-14 16:01:28 +0000 (Fri, 14 Feb 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +print message for "possibly double-double, little endian" long double format + +------------------------------------------------------------------------ +r8972 | zimmerma | 2014-02-14 15:56:54 +0000 (Fri, 14 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/cmp_ld.c + M /trunk/src/get_ld.c + M /trunk/src/set_ld.c + +different fixes for set_ld, get_ld and cmd_ld with double-double + +------------------------------------------------------------------------ +r8971 | vlefevre | 2014-02-14 12:37:36 +0000 (Fri, 14 Feb 2014) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Fixed an assertion to support systems where +2^1023 + 2^(-1074) is exactly representable, while not detected +as double-double. +------------------------------------------------------------------------ +r8970 | zimmerma | 2014-02-14 12:18:26 +0000 (Fri, 14 Feb 2014) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + +recognize long-double format for ppc64le +(https://sympa.inria.fr/sympa/arc/mpfr/2014-02/msg00014.html) + +------------------------------------------------------------------------ +r8969 | vlefevre | 2014-02-14 10:25:22 +0000 (Fri, 14 Feb 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added item on special case of mpfr_add and mpfr_sub. +------------------------------------------------------------------------ +r8968 | zimmerma | 2014-02-14 08:11:02 +0000 (Fri, 14 Feb 2014) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +added test for get_ld + +------------------------------------------------------------------------ +r8967 | vlefevre | 2014-02-14 00:50:10 +0000 (Fri, 14 Feb 2014) | 9 lines +Changed paths: + M /trunk/src/cache.c + +[src/cache.c] + * Improved r8966: Setting the cache size to 10% more than the + requested precision may be a bad idea in large precisions. + It's better to guarantee a minimum of 10% increase; if the + user wants to, he can still control the maximum precision by + pre-computing the constant at this precision. Also make sure + that if pold == 0, the mpfr_init2 size is the same as the + mpfr_set_prec one (in order to avoid immediate reallocation). + * Replaced a comment by a couple of MPFR_ASSERTD's. +------------------------------------------------------------------------ +r8966 | zimmerma | 2014-02-13 18:25:08 +0000 (Thu, 13 Feb 2014) | 3 lines +Changed paths: + M /trunk/src/cache.c + +when recomputing a constant, use a precision 10% larger than the wanted +precision to avoid many recomputations + +------------------------------------------------------------------------ +r8965 | vlefevre | 2014-02-13 12:43:02 +0000 (Thu, 13 Feb 2014) | 1 line +Changed paths: + M /trunk/src/round_raw_generic.c + +[src/round_raw_generic.c] Added a FIXME comment for MPFR_RNDNA. +------------------------------------------------------------------------ +r8964 | vlefevre | 2014-02-13 12:34:07 +0000 (Thu, 13 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/bernoulli.c + M /trunk/src/mpfr-impl.h + +[src/bernoulli.c] GNU style. +[src/mpfr-impl.h] Corrected prototypes. +------------------------------------------------------------------------ +r8963 | zimmerma | 2014-02-13 09:38:34 +0000 (Thu, 13 Feb 2014) | 3 lines +Changed paths: + M /trunk/src/bernoulli.c + M /trunk/src/digamma.c + M /trunk/src/free_cache.c + M /trunk/src/li2.c + M /trunk/src/lngamma.c + M /trunk/src/mpfr-impl.h + +implement cache for Bernoulli numbers (patch from Patrick Pélissier) +tuned parameters for [ln]gamma now that we cache Bernoulli numbers + +------------------------------------------------------------------------ +r8962 | zimmerma | 2014-02-13 09:23:44 +0000 (Thu, 13 Feb 2014) | 2 lines +Changed paths: + M /trunk/tools/bench/Makefile.am + +added bench target so that we can simply do "make bench" + +------------------------------------------------------------------------ +r8961 | zimmerma | 2014-02-12 21:29:39 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +added test for double-double + +------------------------------------------------------------------------ +r8960 | zimmerma | 2014-02-12 20:10:20 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/TODO + +added comment about mpfr_gamma + +------------------------------------------------------------------------ +r8959 | zimmerma | 2014-02-12 19:01:28 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +forgot to restore the exponents in last commit + +------------------------------------------------------------------------ +r8958 | zimmerma | 2014-02-12 18:25:03 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/TODO + +added reference for efficiency issue with mpfr_gamma + +------------------------------------------------------------------------ +r8957 | zimmerma | 2014-02-12 18:20:51 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/gamma.c + M /trunk/src/lngamma.c + +improve mpfr_gamma at around 1000 bits + +------------------------------------------------------------------------ +r8956 | vlefevre | 2014-02-12 02:46:10 +0000 (Wed, 12 Feb 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8954 | vlefevre | 2014-02-12 02:43:45 +0000 (Wed, 12 Feb 2014) | 17 lines +Changed paths: + M /trunk + M /trunk/doc/mpfr.texi + M /trunk/src/add_ui.c + M /trunk/src/cache.c + M /trunk/src/mpfr-impl.h + M /trunk/src/random_deviate.c + M /trunk/src/set_d.c + M /trunk/src/set_exp.c + M /trunk/src/set_f.c + M /trunk/src/sqrt_ui.c + M /trunk/src/sub_ui.c + M /trunk/src/ui_div.c + M /trunk/src/ui_sub.c + M /trunk/src/urandomb.c + M /trunk/tests/trandom.c + +Merged the set_exp branch into the trunk. Changes: + * src/mpfr-impl.h: updated the MPFR_SET_EXP(x, exp) definition for + the MPFR_EXP_CHECK case. There are 2 consequences: + 1. The exp expression is evaluated several times (this should be + OK with the MPFR code and optimizations). + 2. The real value of exp is tested for the assertion, instead of + the value converted to mpfr_exp_t. Thus new bugs could be found + (e.g. when an unsigned type is used instead of signed). + * src/set_exp.c: set the exponent only if x is a non-zero ordinary + number, i.e. already has a valid significand and a valid exponent + (thus it is no longer a low-level function, and it can no longer + generate an invalid value from a valid one). + * doc/mpfr.texi: updated mpfr_set_exp description and added an item + in the "API Compatibility / Changed Functions" section. + * Clean-up. +Original discussion: + https://sympa.inria.fr/sympa/arc/mpfr/2011-01/msg00092.html +------------------------------------------------------------------------ +r8953 | vlefevre | 2014-02-12 02:18:46 +0000 (Wed, 12 Feb 2014) | 1 line +Changed paths: + M /trunk/src/rint.c + +[src/rint.c] Added FIXME comment. +------------------------------------------------------------------------ +r8952 | vlefevre | 2014-02-12 02:13:50 +0000 (Wed, 12 Feb 2014) | 1 line +Changed paths: + M /trunk/src/next.c + +[src/next.c] Improved handling of special values. +------------------------------------------------------------------------ +r8949 | vlefevre | 2014-02-12 01:47:16 +0000 (Wed, 12 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Bug fixes and code clean-up. At the same time, took the +future mpfr_set_exp change into account (see set_exp branch). +------------------------------------------------------------------------ +r8948 | vlefevre | 2014-02-12 00:55:41 +0000 (Wed, 12 Feb 2014) | 1 line +Changed paths: + M /trunk/src/set.c + +[src/set.c] Cosmetic change. +------------------------------------------------------------------------ +r8947 | vlefevre | 2014-02-12 00:47:31 +0000 (Wed, 12 Feb 2014) | 1 line +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] English usage. +------------------------------------------------------------------------ +r8945 | vlefevre | 2014-02-11 17:44:18 +0000 (Tue, 11 Feb 2014) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Cosmetic change. +------------------------------------------------------------------------ +r8944 | vlefevre | 2014-02-11 16:33:23 +0000 (Tue, 11 Feb 2014) | 4 lines +Changed paths: + M /trunk + M /trunk/src/atan.c + +[src/atan.c] Fixed types of some variables, in particular +unsigned → signed conversion of non-representable value +(detected due to the new MPFR_SET_EXP assertion check in +the set_exp branch). +------------------------------------------------------------------------ +r8942 | vlefevre | 2014-02-11 16:20:25 +0000 (Tue, 11 Feb 2014) | 4 lines +Changed paths: + M /trunk + M /trunk/src/exp3.c + +[src/exp3.c] Fixed types of some variables, in particular +unsigned → signed conversion of non-representable value +(detected due to the new MPFR_SET_EXP assertion check in +the set_exp branch). +------------------------------------------------------------------------ +r8940 | vlefevre | 2014-02-11 14:40:11 +0000 (Tue, 11 Feb 2014) | 3 lines +Changed paths: + M /trunk + M /trunk/src/set_ui_2exp.c + M /trunk/src/set_uj.c + +[src/{set_ui_2exp.c,set_uj.c}] Fixed types of some variables, in +particular unsigned → signed conversion of non-representable value +under some conditions. +------------------------------------------------------------------------ +r8934 | vlefevre | 2014-02-11 13:59:39 +0000 (Tue, 11 Feb 2014) | 3 lines +Changed paths: + M /trunk + M /trunk/src/set_si_2exp.c + +[src/set_si_2exp.c] Fixed unsigned → signed conversion of +non-representable value when mpfr_exp_t has the same size +as int. +------------------------------------------------------------------------ +r8931 | vlefevre | 2014-02-11 13:51:47 +0000 (Tue, 11 Feb 2014) | 3 lines +Changed paths: + M /trunk + M /trunk/src/add_ui.c + +[src/add_ui.c] Fixed unsigned → signed conversion of non-representable +value (detected due to the new MPFR_SET_EXP assertion check in the +set_exp branch). +------------------------------------------------------------------------ +r8929 | vlefevre | 2014-02-11 13:43:55 +0000 (Tue, 11 Feb 2014) | 1 line +Changed paths: + M /trunk/src/random_deviate.c + +[src/random_deviate.c] Added an assertion. +------------------------------------------------------------------------ +r8928 | vlefevre | 2014-02-11 13:35:52 +0000 (Tue, 11 Feb 2014) | 3 lines +Changed paths: + M /trunk + M /trunk/tests/random2.c + +[tests/random2.c] Fixed unsigned → signed conversion of +non-representable value (detected due to the new MPFR_SET_EXP +assertion check in the set_exp branch). +------------------------------------------------------------------------ +r8922 | vlefevre | 2014-02-11 11:55:20 +0000 (Tue, 11 Feb 2014) | 1 line +Changed paths: + M /trunk/tools/bench + +Set svn:ignore property on the tools/bench directory. +------------------------------------------------------------------------ +r8921 | vlefevre | 2014-02-06 11:50:39 +0000 (Thu, 06 Feb 2014) | 1 line +Changed paths: + M /trunk/src/set_ld.c + +[src/set_ld.c] Added a note about the test for infinity. +------------------------------------------------------------------------ +r8920 | zimmerma | 2014-02-05 04:53:39 +0000 (Wed, 05 Feb 2014) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +make -> make mpfrbench + +------------------------------------------------------------------------ +r8919 | vlefevre | 2014-02-05 01:10:06 +0000 (Wed, 05 Feb 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + M /trunk/tests/tgeneric.c + M /trunk/tools/nightly-test + +Removed MPFR_CHECK_MAX as it is now useless: all "max" tests succeed. +------------------------------------------------------------------------ +r8918 | vlefevre | 2014-02-05 01:00:58 +0000 (Wed, 05 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Fixed bug introduced in the latest change r8917 +(inexact was not initialized in the case compared < 0). +------------------------------------------------------------------------ +r8917 | zimmerma | 2014-02-04 13:14:52 +0000 (Tue, 04 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + +added code for large inputs in lngamma/lgamma + +------------------------------------------------------------------------ +r8916 | vlefevre | 2014-02-04 12:53:29 +0000 (Tue, 04 Feb 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Suggest timing-based thresholds for asymptotic expansions. +------------------------------------------------------------------------ +r8915 | zimmerma | 2014-02-04 12:20:47 +0000 (Tue, 04 Feb 2014) | 2 lines +Changed paths: + M /trunk/src/digamma.c + M /trunk/tests/data/digamma + +use asymptotic expansion for large positive argument + +------------------------------------------------------------------------ +r8914 | zimmerma | 2014-01-30 09:18:33 +0000 (Thu, 30 Jan 2014) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +tiny change to distinguish different versions of the manual + +------------------------------------------------------------------------ +r8913 | vlefevre | 2014-01-29 23:43:47 +0000 (Wed, 29 Jan 2014) | 5 lines +Changed paths: + M /trunk/src/constant.c + M /trunk/src/eint.c + M /trunk/src/erf.c + M /trunk/src/exp.c + M /trunk/src/exp_2.c + M /trunk/src/expm1.c + M /trunk/src/mpfr-impl.h + +[src] Add constants: + * __gmpfr_mone = -1 + * mpfr_const_log2_RNDD = log(2) rounded down in precision 64 bits + * mpfr_const_log2_RNDU = log(2) rounded up in precision 64 bits +(modified patch from Patrick Pélissier). +------------------------------------------------------------------------ +r8912 | zimmerma | 2014-01-29 17:02:50 +0000 (Wed, 29 Jan 2014) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +added reference + +------------------------------------------------------------------------ +r8911 | vlefevre | 2014-01-29 01:08:00 +0000 (Wed, 29 Jan 2014) | 1 line +Changed paths: + M /trunk/src/exp_2.c + M /trunk/src/free_cache.c + M /trunk/src/mpfr-impl.h + +[src] mpz_t caching (modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8910 | vlefevre | 2014-01-29 00:24:45 +0000 (Wed, 29 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/const_pi.c + +[src/const_pi.c] Rewrote a condition to avoid a potential +integer overflow (?) and match a comment. +------------------------------------------------------------------------ +r8909 | vlefevre | 2014-01-29 00:17:08 +0000 (Wed, 29 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/const_pi.c + +[src/const_pi.c] Use of GROUP allocation and minor optimization +(modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8908 | vlefevre | 2014-01-28 03:58:36 +0000 (Tue, 28 Jan 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added a note about "rounding to odd" / "sticky rounding". +------------------------------------------------------------------------ +r8907 | vlefevre | 2014-01-27 08:17:37 +0000 (Mon, 27 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Run-time assertions concerning relations between +the MPFR exponent type and the long type are allowed (see r8896). +------------------------------------------------------------------------ +r8906 | vlefevre | 2014-01-26 02:43:37 +0000 (Sun, 26 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/mpf_compat.h + +[tests/mpf_compat.h] In MPFR mode, skip the tests when mpfr_exp_t is not +a long. +------------------------------------------------------------------------ +r8905 | vlefevre | 2014-01-26 02:39:15 +0000 (Sun, 26 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Fixed printf argument. +------------------------------------------------------------------------ +r8904 | vlefevre | 2014-01-26 02:36:16 +0000 (Sun, 26 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Fixed printf argument (bug detected with +_MPFR_EXP_FORMAT=2 and -Werror=format=). +------------------------------------------------------------------------ +r8902 | vlefevre | 2014-01-26 01:20:50 +0000 (Sun, 26 Jan 2014) | 3 lines +Changed paths: + M /trunk/tools/bench/mpfrbench.c + +[tools/bench/mpfrbench.c] No longer use the numberof macro, and +#include "mpfr.h" instead of "mpfr-impl.h", so that mpfrbench.c +can now be linked against an installed MPFR library. +------------------------------------------------------------------------ +r8900 | vlefevre | 2014-01-24 15:17:15 +0000 (Fri, 24 Jan 2014) | 9 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +Added MPFR_CHECK_GMP configure check. +Useful if the user provides --with-gmp with a directory containing +a GMP version that doesn't have the correct ABI: the previous tests +won't trigger the error if the same GMP version with the right ABI +is installed on the system, as this library is automatically +selected by the linker, while the header (which depends on the ABI) +of the --with-gmp include directory is used. Before this test, one +was getting an error in MPFR_CHECK_DBL2INT_BUG, though the error is +not related to a double-to-integer conversion bug. +------------------------------------------------------------------------ +r8899 | vlefevre | 2014-01-24 14:28:40 +0000 (Fri, 24 Jan 2014) | 10 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Corrections for the case _MPFR_EXP_FORMAT == 4: + * No longer use MPFR_EXP_MIN and MPFR_EXP_MAX unconditionally in + a #if directive, since if MPFR_HAVE_INTMAX_MAX is not defined, + the compilation fails. The test was not really useful anyway: + if one really wants mpfr_eexp_t to be long int if mpfr_exp_t + has the same range as long int, then _MPFR_EXP_FORMAT == 3 is + sufficient (and this is the default). + * Removed a test that should be always true due to the previous + inclusion of mpfr.h (intmax_t has already been used there in + the case _MPFR_EXP_FORMAT == 4). +------------------------------------------------------------------------ +r8898 | vlefevre | 2014-01-24 11:32:51 +0000 (Fri, 24 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Rephrased paragraph added in r8897. +------------------------------------------------------------------------ +r8897 | vlefevre | 2014-01-24 11:29:06 +0000 (Fri, 24 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note for Automake 1.13+ and failed tests. +------------------------------------------------------------------------ +r8896 | vlefevre | 2014-01-24 11:09:21 +0000 (Fri, 24 Jan 2014) | 6 lines +Changed paths: + M /trunk/src/cot.c + M /trunk/src/fpif.c + M /trunk/src/pow.c + M /trunk/src/print_rnd_mode.c + M /trunk/src/rec_sqrt.c + M /trunk/src/strtofr.c + M /trunk/src/urandom.c + +[src] Replaced some MPFR_ASSERTN's by MPFR_STAT_STATIC_ASSERT (from the +detection by mpfrlint). Note: the MPFR_ASSERTN's concerning relations +between the MPFR exponent type and the long type have not been replaced +because these tests may fail with the non-standard _MPFR_EXP_FORMAT = 4 +on some platforms (e.g. 32-bit ones), and we still want to be able to +build MPFR in this case in order to test it; this needs to be fixed. +------------------------------------------------------------------------ +r8895 | vlefevre | 2014-01-24 10:24:22 +0000 (Fri, 24 Jan 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Constant checking in assertions. +------------------------------------------------------------------------ +r8894 | vlefevre | 2014-01-24 10:21:59 +0000 (Fri, 24 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + +[src/mpfr-mini-gmp.c] Use lower case for function parameters. +------------------------------------------------------------------------ +r8893 | zimmerma | 2014-01-24 08:04:25 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/tune/tuneup.c + +re-enable assertions (patch from Patrick Pélissier) + +------------------------------------------------------------------------ +r8892 | zimmerma | 2014-01-24 08:00:18 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/add1sp.c + +removed an MPFR_LIKELY that is not so likely... + +------------------------------------------------------------------------ +r8891 | vlefevre | 2014-01-24 02:52:15 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/atan.c + M /trunk/src/cache.c + M /trunk/src/cmp2.c + M /trunk/src/set_d.c + M /trunk/src/set_ld.c + M /trunk/src/set_z_exp.c + M /trunk/src/sub1sp.c + +Optimization: likely / unlikely, etc. (patch by Patrick Pélissier). +Coding style. +------------------------------------------------------------------------ +r8890 | vlefevre | 2014-01-24 02:41:55 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/tune/tuneup.c + +[tune/tuneup.c] Fix compilation error due to static assertion being +wrong (patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8889 | vlefevre | 2014-01-24 02:39:30 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + +[src/const_log2.c] Optimization by using GROUP allocation (patch +by Patrick Pélissier). +------------------------------------------------------------------------ +r8888 | vlefevre | 2014-01-24 02:37:59 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/exp_2.c + +[src/exp_2.c] Optimization: Increase the initial estimate of the number +of iterations (patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8887 | vlefevre | 2014-01-24 02:36:05 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/erfc.c + +[src/erfc.c] Use of static assertion instead of run time assertion +(patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8886 | vlefevre | 2014-01-24 02:35:02 +0000 (Fri, 24 Jan 2014) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Removed trailing spaces. +------------------------------------------------------------------------ +r8885 | vlefevre | 2014-01-24 02:33:48 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/sin_cos.c + +[src/sin_cos.c] Optimization: use of MPFR_MPZ_SIZEINBASE2, GROUP +allocation, and MPFR_ALIAS (modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8884 | vlefevre | 2014-01-24 02:25:02 +0000 (Fri, 24 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5-libc.cc + +[tools/mbench/mfv5-libc.cc] Fix warning when compiling with recent GCC +due to unused but set variable (patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8883 | zimmerma | 2014-01-23 21:15:27 +0000 (Thu, 23 Jan 2014) | 5 lines +Changed paths: + M /trunk/tools/bench/Makefile.am + +revert to EXTRA_PROGRAMS (bin_PROGRAMS is installed in /usr/local/bin, +which is not what we want, we could use noinst_PROGRAMS, which would be +compiled automatically, but for coherence with GNU MPC we use EXTRA_PROGRAMS +which is not compiled automatically) + +------------------------------------------------------------------------ +r8881 | zimmerma | 2014-01-23 18:31:37 +0000 (Thu, 23 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/bench/mpfrbench.c + +divide the global score to get a number around 1000 + +------------------------------------------------------------------------ +r8880 | zimmerma | 2014-01-23 18:02:05 +0000 (Thu, 23 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/sum.c + +added reference + +------------------------------------------------------------------------ +r8879 | zimmerma | 2014-01-23 16:56:55 +0000 (Thu, 23 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/mbench/mfv5.cc + +gnu style + +------------------------------------------------------------------------ +r8878 | vlefevre | 2014-01-23 15:17:07 +0000 (Thu, 23 Jan 2014) | 4 lines +Changed paths: + M /trunk/doc/README.dev + A /trunk/libtool-tcc-wl.patch + +Added libtool-tcc-wl.patch patch from + http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=663945#46 +to add tcc support to libtool 2.4.2 and below. +In doc/README.dev, documented how to use this patch (before a release). +------------------------------------------------------------------------ +r8877 | vlefevre | 2014-01-23 12:26:17 +0000 (Thu, 23 Jan 2014) | 4 lines +Changed paths: + M /trunk/tests/tadd.c + M /trunk/tests/tsum.c + +[tests/tadd.c] Added check_extreme test (huge + tiny). +[tests/tsum.c] Added check_extreme test (same test as in tadd.c, + but with mpfr_sum instead of mpfr_add), and temporarily disabled + the cancel test. +------------------------------------------------------------------------ +r8876 | vlefevre | 2014-01-23 11:50:17 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mulders.c + M /trunk/tests/tadd.c + M /trunk/tests/tatan.c + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + M /trunk/tests/tl2b.c + M /trunk/tests/tnext.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tools/bench/mpfrbench.c + M /trunk/tune/speed.c + +Use of the numberof macro. +------------------------------------------------------------------------ +r8875 | vlefevre | 2014-01-23 11:32:16 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/tools/bench/mpfrbench.c + +[tools/bench/mpfrbench.c] Whitespace clean-up. +------------------------------------------------------------------------ +r8874 | vlefevre | 2014-01-23 11:28:06 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/const_euler.c + +[src/const_euler.c] Removed trailing spaces. +------------------------------------------------------------------------ +r8873 | vlefevre | 2014-01-23 11:24:30 +0000 (Thu, 23 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/bench/Makefile.am + +[tools/bench/Makefile.am] Fix for separate build directory (problem +detected with "make distcheck"). +------------------------------------------------------------------------ +r8872 | vlefevre | 2014-01-23 09:17:10 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Updated comment. +------------------------------------------------------------------------ +r8871 | vlefevre | 2014-01-23 09:08:55 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Updated comment. +------------------------------------------------------------------------ +r8870 | vlefevre | 2014-01-23 09:06:21 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added a possible algorithm in comment. +------------------------------------------------------------------------ +r8869 | vlefevre | 2014-01-23 08:41:50 +0000 (Thu, 23 Jan 2014) | 1 line +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Added FIXME comment. +------------------------------------------------------------------------ +r8868 | zimmerma | 2014-01-22 20:27:28 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/reuse.c + +missing space + +------------------------------------------------------------------------ +r8867 | zimmerma | 2014-01-22 18:26:49 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/AUTHORS + M /trunk/doc/mpfr.texi + +Mickaël is the only author of MPFRbench + +------------------------------------------------------------------------ +r8866 | zimmerma | 2014-01-22 18:12:19 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/AUTHORS + M /trunk/doc/mpfr.texi + +updated authors and contributors + +------------------------------------------------------------------------ +r8865 | zimmerma | 2014-01-22 16:58:29 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/const_euler.c + +new code for Euler's constant (contributed by Fredrik Johansson) + +------------------------------------------------------------------------ +r8864 | zimmerma | 2014-01-22 16:25:34 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/Makefile.am + +added subdir tools/bench + +------------------------------------------------------------------------ +r8863 | zimmerma | 2014-01-22 15:16:09 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +added MPFRbench + +------------------------------------------------------------------------ +r8862 | zimmerma | 2014-01-22 15:14:55 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/NEWS + +added MPFRbench + +------------------------------------------------------------------------ +r8861 | zimmerma | 2014-01-22 15:07:15 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/bench/Makefile.am + +make mpfrbench compiled just with "make" + +------------------------------------------------------------------------ +r8860 | zimmerma | 2014-01-22 15:02:42 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/configure.ac + +changes for MPFRbench + +------------------------------------------------------------------------ +r8859 | zimmerma | 2014-01-22 15:02:13 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + A /trunk/tools/bench + A /trunk/tools/bench/Makefile.am + A /trunk/tools/bench/benchtime.h + A /trunk/tools/bench/mpfrbench.c + +new directory for MPFRbench (contributed by Mickaël Gastineau and Bill Hart) + +------------------------------------------------------------------------ +r8858 | vlefevre | 2014-01-22 14:38:28 +0000 (Wed, 22 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tests.c + M /trunk/tests/tsum.c + +[tests/tsum.c] Added a comment about the cancellation test. +------------------------------------------------------------------------ +r8857 | vlefevre | 2014-01-22 14:32:58 +0000 (Wed, 22 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] In the cancellation test, do a random permutation. +------------------------------------------------------------------------ +r8856 | zimmerma | 2014-01-22 14:30:28 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +mention sponsors + +------------------------------------------------------------------------ +r8855 | vlefevre | 2014-01-22 14:26:03 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] In the cancellation test: reduced the number of tests; +output debug information when building with -DDEBUG. +------------------------------------------------------------------------ +r8854 | vlefevre | 2014-01-22 14:12:16 +0000 (Wed, 22 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added simple cancellation test. +------------------------------------------------------------------------ +r8853 | vlefevre | 2014-01-22 13:52:25 +0000 (Wed, 22 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c [tests/tests.c] Fixed tests_default_random in case mpfr_exp_t > long. -(merged changeset r8853 from the trunk) ------------------------------------------------------------------------ -r9424 | vlefevre | 2015-05-20 23:58:59 +0000 (Wed, 20 May 2015) | 21 lines +r8852 | vlefevre | 2014-01-22 13:39:18 +0000 (Wed, 22 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved mpfr_sum description. +------------------------------------------------------------------------ +r8851 | vlefevre | 2014-01-22 13:33:55 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[src/sum.c] Do not use bitwise operations on values that can be +negative. Added comments about what the functions do. +------------------------------------------------------------------------ +r8850 | zimmerma | 2014-01-22 12:25:17 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/sqrt.c + +fixed regression noticed by Patrick Pelissier with --enable-gmp-internals + +------------------------------------------------------------------------ +r8849 | vlefevre | 2014-01-22 12:23:01 +0000 (Wed, 22 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Fixed bug in test_version() introduced in r8821. +------------------------------------------------------------------------ +r8847 | vlefevre | 2014-01-22 10:41:11 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + M /trunk/tests/tlngamma.c + +[src/lngamma.c] Fixed divide-by-zero flag for negative integers. +[tests/tlngamma.c] Test the flags for some special values. Clean-up. +------------------------------------------------------------------------ +r8846 | zimmerma | 2014-01-22 10:21:59 +0000 (Wed, 22 Jan 2014) | 2 lines +Changed paths: + M /trunk/TODO + +removed two items done + +------------------------------------------------------------------------ +r8843 | vlefevre | 2014-01-21 17:40:44 +0000 (Tue, 21 Jan 2014) | 3 lines +Changed paths: + M /trunk/src/exp.c + M /trunk/src/exp_2.c + M /trunk/src/round_prec.c + +[src/{exp.c,exp_2.c}] mpfr_exp optimization (modified patch + by Patrick Pélissier). +[src/round_prec.c] Added a note about the reallocation. +------------------------------------------------------------------------ +r8842 | vlefevre | 2014-01-21 17:17:53 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/src/round_prec.c + M /trunk/src/set_exp.c + +LIKELY some code. +------------------------------------------------------------------------ +r8841 | vlefevre | 2014-01-21 16:32:49 +0000 (Tue, 21 Jan 2014) | 7 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/lngamma.c + M /trunk/tests/tlngamma.c + +[src/lngamma.c] Fixed mpfr_lngamma behavior on nonpositive integers + and -Inf. +[doc/mpfr.texi] Updated the documentation on the general rules for + special values and on mpfr_lngamma. +[tests/tlngamma.c] Update. +See <https://sympa.inria.fr/sympa/arc/mpfr/2013-08/msg00008.html> +(behavior of mpfr_lngamma on zero and general rule for such limits). +------------------------------------------------------------------------ +r8840 | vlefevre | 2014-01-21 15:50:01 +0000 (Tue, 21 Jan 2014) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +[acinclude.m4,configure.ac] Check that a directory passed to +a --with-gmp* configure option exists and doesn't contain any +space, and canonicalize the name if the realpath utility is +available (patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8835 | vlefevre | 2014-01-21 14:24:32 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mul.c + +[src/mul.c] Optimization (modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8834 | vlefevre | 2014-01-21 14:17:54 +0000 (Tue, 21 Jan 2014) | 3 lines +Changed paths: + M /trunk/src/abort_prec_max.c + M /trunk/src/add.c + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/add_ui.c + M /trunk/src/clear.c + M /trunk/src/cmp.c + M /trunk/src/div.c + M /trunk/src/div_2si.c + M /trunk/src/div_ui.c + M /trunk/src/exceptions.c + M /trunk/src/init2.c + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/mul.c + M /trunk/src/mul_ui.c + M /trunk/src/set.c + M /trunk/src/set_prec.c + M /trunk/src/set_ui_2exp.c + M /trunk/src/sub.c + M /trunk/src/sub1sp.c + +[src] Added support for MPFR_PURE_FUNCTION_ATTR, MPFR_HOT_FUNCTION_ATTR, +and MPFR_COLD_FUNCTION_ATTR, and fixed some LIKELY/UNLIKELY conditions +(modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8833 | vlefevre | 2014-01-21 13:57:50 +0000 (Tue, 21 Jan 2014) | 7 lines +Changed paths: + M /trunk/src/atanh.c + M /trunk/src/cot.c + M /trunk/src/coth.c + M /trunk/src/csc.c + M /trunk/src/csch.c + M /trunk/src/digamma.c + M /trunk/src/div.c + M /trunk/src/div_ui.c + M /trunk/src/eint.c + M /trunk/src/erfc.c + M /trunk/src/gamma.c + M /trunk/src/hypot.c + M /trunk/src/lngamma.c + M /trunk/src/log.c + M /trunk/src/log10.c + M /trunk/src/log1p.c + M /trunk/src/log2.c + M /trunk/src/mpfr-impl.h + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_z.c + M /trunk/src/rec_sqrt.c + M /trunk/src/round_near_x.c + M /trunk/src/subnormal.c + M /trunk/src/ui_div.c + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tools/mpfrlint + +[src/*.c] Replaced mpfr_set_divby0 by the faster MPFR_SET_DIVBY0, + and so on (except for src/exceptions.c). +[tools/mpfrlint] Update for flags related functions: check that + the macros are used in src (except for exceptions.c and mpfr.h) + instead of the functions. +[src/mpfr-impl.h] Removed some useless parentheses in comments, + for mpfrlint. +------------------------------------------------------------------------ +r8832 | zimmerma | 2014-01-21 12:57:53 +0000 (Tue, 21 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + +added more detail in case of error + +------------------------------------------------------------------------ +r8831 | vlefevre | 2014-01-21 11:21:18 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added MPFR_SET_* macros to set flags efficiently. +------------------------------------------------------------------------ +r8830 | vlefevre | 2014-01-21 11:05:35 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/src/erf.c + +Small mpfr_erf improvement (modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8829 | vlefevre | 2014-01-21 10:51:48 +0000 (Tue, 21 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] TMP_FREE optimization as tmp_marker is often null +(based on a patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8828 | vlefevre | 2014-01-21 10:36:26 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] --enable-mini-gmp message: fixed layout; experimental. +------------------------------------------------------------------------ +r8827 | vlefevre | 2014-01-21 10:33:27 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mini-gmp support is experimental. +------------------------------------------------------------------------ +r8826 | vlefevre | 2014-01-21 10:32:01 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mention the new --enable-mini-gmp configure option. +------------------------------------------------------------------------ +r8825 | vlefevre | 2014-01-21 10:30:24 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Mini-gmp support. +------------------------------------------------------------------------ +r8824 | vlefevre | 2014-01-21 10:28:29 +0000 (Tue, 21 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tests/mpfr-test.h - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tversion.c + M /trunk/NEWS + +[NEWS] MPFR now depends on GMP 4.2+. Dropped K&R C compatibility. +------------------------------------------------------------------------ +r8823 | vlefevre | 2014-01-21 10:25:38 +0000 (Tue, 21 Jan 2014) | 1 line +Changed paths: + M /trunk/NEWS -Test suite improvement with Automake 1.13. +[NEWS] Better Automake 1.13 support. +------------------------------------------------------------------------ +r8821 | vlefevre | 2014-01-21 09:54:21 +0000 (Tue, 21 Jan 2014) | 20 lines +Changed paths: + M /trunk + M /trunk/tests/Makefile.am + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + M /trunk/tests/tversion.c + +Merged the vl-am113 branch: test suite improvement with Automake 1.13. * Moved GMP version check from tversion.c to the test_version() function of tests.c, so that this check is done in every test. This function now returns an int, as there are now 3 cases: @@ -3414,2637 +20183,4957 @@ Test suite improvement with Automake 1.13. the contents of tversion.log if this file exists (typically with Automake 1.13+, for which one no longer gets tversion output by default). -(merged changesets r8821,8849 from the trunk) ------------------------------------------------------------------------ -r9423 | vlefevre | 2015-05-20 23:44:39 +0000 (Wed, 20 May 2015) | 2 lines +r8819 | vlefevre | 2014-01-20 22:30:05 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-mini-gmp.h + M /trunk/src/mpfr.h + M /trunk/tests/tvalist.c -[tests/tversion.c] Output the applied patches (if any). -(merged changeset r8265 from the trunk) +Dropped obsolete __gmp_const (replaced by const). ------------------------------------------------------------------------ -r9422 | vlefevre | 2015-05-20 23:43:02 +0000 (Wed, 20 May 2015) | 2 lines +r8818 | vlefevre | 2014-01-20 22:27:00 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/TODO -[tests/tversion.c] Test mpfr_buildopt_tune_case() vs MPFR_TUNE_CASE. -(merged changeset r8223 from the trunk) +[TODO] Removed mini-gmp support: done. ------------------------------------------------------------------------ -r9421 | vlefevre | 2015-05-20 16:17:19 +0000 (Wed, 20 May 2015) | 5 lines +r8817 | vlefevre | 2014-01-20 22:11:52 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac + M /trunk/src/exp.c -[acinclude.m4,configure.ac] Check that a directory passed to -a --with-gmp* configure option exists and doesn't contain any -space, and canonicalize the name if the realpath utility is -available (patch by Patrick Pélissier). -(merged changeset r8840 from the trunk) +Small mpfr_exp improvement (modified patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8816 | vlefevre | 2014-01-20 18:17:47 +0000 (Mon, 20 Jan 2014) | 2 lines +Changed paths: + M /trunk/tools/mbench/Makefile + M /trunk/tools/mbench/mfv5.cc + M /trunk/tools/mbench/mfv5.h + M /trunk/tools/mbench/timp.h + +[tools/mbench] Patch by Patrick Pélissier: import base support, +corei7 support, build fix (with MPFR 3.1+). ------------------------------------------------------------------------ -r9420 | vlefevre | 2015-05-20 16:15:46 +0000 (Wed, 20 May 2015) | 2 lines +r8815 | zimmerma | 2014-01-20 18:00:57 +0000 (Mon, 20 Jan 2014) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/Makefile.am + M /trunk/src/fma.c + +come back to revision 8723 which was faster (measured with tools/mbench/mfv5 +on 53 and 1024 bits). The reason is that the "new" version had overhead for +mpfr_round_p (about 40 cycles on Core 2) and mpfr_set (about 98 cycles for +53 bits, and 132 cycles for 1024 bits) -[tests/Makefile.am] In LOADLIBES, replaced $(INCLUDES) by $(AM_CPPFLAGS) -(completing r9411; merged changeset r8743 from the trunk) ------------------------------------------------------------------------ -r9419 | vlefevre | 2015-05-20 16:11:33 +0000 (Wed, 20 May 2015) | 3 lines +r8814 | vlefevre | 2014-01-20 18:00:40 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 + M /trunk/acinclude.m4 + M /trunk/src/mpfr-impl.h -[acinclude.m4] Avoid a warning due to variable set but not used in a -test, making the test fail with gcc -Werror=unused-but-set-variable. -(merged changeset r8729 from the trunk) +Added __builtin_unreachable / MPFR_ASSUME support (modified patch +from Patrick Pélissier). ------------------------------------------------------------------------ -r9418 | vlefevre | 2015-05-20 16:04:22 +0000 (Wed, 20 May 2015) | 1 line +r8813 | vlefevre | 2014-01-20 17:44:03 +0000 (Mon, 20 Jan 2014) | 4 lines Changed paths: - M /branches/3.1/acinclude.m4 + M /trunk/configure.ac + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mulders.c + M /trunk/tests/memory.c + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c -[acinclude.m4] Replaced "main()" by "main (void)". +MPFR now depends on GMP 4.2+ instead of 4.1+. +GMP 4.2 compatibility fixed. +Code clean-up. +(Modified patch from Patrick Pélissier) ------------------------------------------------------------------------ -r9417 | vlefevre | 2015-05-20 15:57:51 +0000 (Wed, 20 May 2015) | 3 lines +r8812 | vlefevre | 2014-01-20 17:38:46 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tcmp_d.c - M /branches/3.1/tests/tcmp_ld.c - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tget_d.c - M /branches/3.1/tests/trint.c + M /trunk/src/fms.c -[tests] Avoid warnings concerning unused variables under some conditions -in order to avoid failures when -Werror is used. -(merged changesets r8730,9415-9416 from the trunk) +[src/fms.c] Coding style. ------------------------------------------------------------------------ -r9414 | vlefevre | 2015-05-20 14:33:30 +0000 (Wed, 20 May 2015) | 11 lines +r8811 | vlefevre | 2014-01-20 17:37:52 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/tests/tsprintf.c + M /trunk/src/fma.c -[acinclude.m4] Check struct lconv members (from <locale.h>) to avoid a - build failure under Android, which does not have them; see - https://sympa.inria.fr/sympa/arc/mpfr/2012-10/msg00002.html -[src/mpfr-impl.h] Decimal point / thousands separator support can now be - detected automatically by configure (from the presence of <locale.h> - and the above members) or explicitly disabled/enabled by the user by - defining the MPFR_LCONV_DPTS macro to 0 or 1 via CFLAGS (a configure - switch might be added in the future). -[tests/tsprintf.c] Do the locale_da_DK test only if MPFR_LCONV_DPTS is - true. -(merged changeset r8423 from the trunk) +[src/fma.c] Changed mp_prec_t to mpfr_prec_t. ------------------------------------------------------------------------ -r9413 | vlefevre | 2015-05-20 13:33:13 +0000 (Wed, 20 May 2015) | 6 lines +r8810 | zimmerma | 2014-01-20 17:20:08 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/tests/tget_flt.c - M /branches/3.1/tests/tset_d.c + M /trunk/tools/mbench/mfv5-mpfr.cc -[acinclude.m4] Added a test for signed zeros (defines HAVE_SIGNEDZ). -[tests/{tset_d.c,tget_flt.c}] Disabled two tests when HAVE_SIGNEDZ -isn't defined, because these tests rely on signed zeros. -Note: this is needed for compilers that don't support signed zeros, -like tcc 0.9.26 and before. -(merged changesets r8339-8340 from the trunk) ------------------------------------------------------------------------- -r9412 | vlefevre | 2015-05-20 12:52:26 +0000 (Wed, 20 May 2015) | 8 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - -[acinclude.m4,configure.ac] - * Added test for double-to-integer conversion bug. - * Corrected a gmp.h inclusion. - * Added MPFR_CHECK_GMP configure check. Without this test, one could - get an error in MPFR_CHECK_PRINTF_SPEC (or MPFR_CHECK_DBL2INT_BUG, - taking into account the above addition), though the error is not - related to printf or a double-to-integer conversion bug. -(merged changesets r8353-8355,8432,8601-8602,8606,8614,8900 from the trunk) ------------------------------------------------------------------------- -r9411 | vlefevre | 2015-05-20 12:29:48 +0000 (Wed, 20 May 2015) | 3 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/m4/size_max.m4 - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tune/Makefile.am - -Updated autotools files to get rid of obsolete macros. Removed -useless "#include <math.h>" in the test for subnormal numbers. -(merged changesets r8337-8338,8364 from the trunk) ------------------------------------------------------------------------- -r9410 | vlefevre | 2015-05-20 11:52:40 +0000 (Wed, 20 May 2015) | 2 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/acinclude.m4 - M /branches/3.1/doc/README.dev - M /branches/3.1/src/round_raw_generic.c - M /branches/3.1/src/set_d.c - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tset_d.c +added mpfr_fma -Replaced "denormalized" by the official term "subnormal". -(merged changeset r8334 from the trunk) ------------------------------------------------------------------------ -r9409 | vlefevre | 2015-05-20 11:47:38 +0000 (Wed, 20 May 2015) | 2 lines +r8808 | zimmerma | 2014-01-20 16:44:32 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tests.c + M /trunk/src/fma.c + +speed up mpfr_fma [common work with Jeroen Demeyer] -[tests/tests.c] Improved a type, avoiding a compiler warning. -(merged changeset r8117 from the trunk) ------------------------------------------------------------------------ -r9408 | vlefevre | 2015-05-20 11:19:53 +0000 (Wed, 20 May 2015) | 1 line +r8805 | zimmerma | 2014-01-20 14:39:19 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tversion.c + M /trunk/src/fms.c + +simplified the fms code (joint work with Jeroen Demeyer) -[tests/tversion.c] Added GCC version (merged r8662 from the trunk). ------------------------------------------------------------------------ -r9406 | vlefevre | 2015-05-20 08:35:52 +0000 (Wed, 20 May 2015) | 1 line +r8802 | zimmerma | 2014-01-20 12:01:38 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/exp3.c + M /trunk/tests/texp.c + +fixed bug in mpfr_exp_3, and memory leak in texp -[doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r9405 | vlefevre | 2015-05-20 08:35:02 +0000 (Wed, 20 May 2015) | 1 line -Changed paths: - M /branches/3.1/doc/mpfr.texi - -[doc/mpfr.texi] Correction of the latest changes. ------------------------------------------------------------------------- -r9404 | vlefevre | 2015-05-20 08:32:09 +0000 (Wed, 20 May 2015) | 2 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/vasprintf.c - -Merged some documentation changes from the trunk. Added a note in -the mpfr_get_str description (in mpfr.texi) about the flags. ------------------------------------------------------------------------- -r9403 | vlefevre | 2015-05-20 08:00:07 +0000 (Wed, 20 May 2015) | 5 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/Makefile.am - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/amd/amdfam10/mparam.h - M /branches/3.1/src/amd/athlon/mparam.h - M /branches/3.1/src/amd/k8/mparam.h - M /branches/3.1/src/arm/mparam.h - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_sint.c - M /branches/3.1/src/fits_slong.c - M /branches/3.1/src/fits_sshort.c - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uint.c - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/src/fits_ulong.c - M /branches/3.1/src/fits_ushort.c - M /branches/3.1/src/fma.c - M /branches/3.1/src/fms.c - M /branches/3.1/src/frac.c - M /branches/3.1/src/free_cache.c - M /branches/3.1/src/frexp.c - M /branches/3.1/src/gamma.c - M /branches/3.1/src/gammaonethird.c - M /branches/3.1/src/gen_inverse.h - M /branches/3.1/src/generic/mparam.h - M /branches/3.1/src/get_d.c - M /branches/3.1/src/get_d64.c - M /branches/3.1/src/get_exp.c - M /branches/3.1/src/get_f.c - M /branches/3.1/src/get_flt.c - M /branches/3.1/src/get_ld.c - M /branches/3.1/src/get_si.c - M /branches/3.1/src/get_sj.c - M /branches/3.1/src/get_str.c - M /branches/3.1/src/get_ui.c - M /branches/3.1/src/get_uj.c - M /branches/3.1/src/get_z.c - M /branches/3.1/src/get_z_exp.c - M /branches/3.1/src/gmp_op.c - M /branches/3.1/src/grandom.c - M /branches/3.1/src/hppa/mparam.h - M /branches/3.1/src/hypot.c - M /branches/3.1/src/ia64/mparam.h - M /branches/3.1/src/ieee_floats.h - M /branches/3.1/src/init.c - M /branches/3.1/src/init2.c - M /branches/3.1/src/inits.c - M /branches/3.1/src/inits2.c - M /branches/3.1/src/inp_str.c - M /branches/3.1/src/int_ceil_log2.c - M /branches/3.1/src/isinf.c - M /branches/3.1/src/isinteger.c - M /branches/3.1/src/isnan.c - M /branches/3.1/src/isnum.c - M /branches/3.1/src/isqrt.c - M /branches/3.1/src/isregular.c - M /branches/3.1/src/iszero.c - M /branches/3.1/src/jn.c - M /branches/3.1/src/jyn_asympt.c - M /branches/3.1/src/li2.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/src/log.c - M /branches/3.1/src/log10.c - M /branches/3.1/src/log1p.c - M /branches/3.1/src/log2.c - M /branches/3.1/src/logging.c - M /branches/3.1/src/min_prec.c - M /branches/3.1/src/minmax.c - M /branches/3.1/src/modf.c - M /branches/3.1/src/mp_clz_tab.c - M /branches/3.1/src/mparam_h.in - M /branches/3.1/src/mpf2mpfr.h - M /branches/3.1/src/mpfr-gmp.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr-intmax.h - M /branches/3.1/src/mpfr-longlong.h - M /branches/3.1/src/mpfr-thread.h - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/mpn_exp.c - M /branches/3.1/src/mul.c - M /branches/3.1/src/mul_2exp.c - M /branches/3.1/src/mul_2si.c - M /branches/3.1/src/mul_2ui.c - M /branches/3.1/src/mul_d.c - M /branches/3.1/src/mul_ui.c - M /branches/3.1/src/mulders.c - M /branches/3.1/src/neg.c - M /branches/3.1/src/next.c - M /branches/3.1/src/out_raw.c - M /branches/3.1/src/out_str.c - M /branches/3.1/src/pow.c - M /branches/3.1/src/pow_si.c - M /branches/3.1/src/pow_ui.c - M /branches/3.1/src/pow_z.c - M /branches/3.1/src/powerof2.c - M /branches/3.1/src/powerpc32/mparam.h - M /branches/3.1/src/powerpc64/mparam.h - M /branches/3.1/src/print_raw.c - M /branches/3.1/src/print_rnd_mode.c - M /branches/3.1/src/printf.c - M /branches/3.1/src/rec_sqrt.c - M /branches/3.1/src/reldiff.c - M /branches/3.1/src/rem1.c - M /branches/3.1/src/rint.c - M /branches/3.1/src/root.c - M /branches/3.1/src/round_near_x.c - M /branches/3.1/src/round_p.c - M /branches/3.1/src/round_prec.c - M /branches/3.1/src/round_raw_generic.c - M /branches/3.1/src/scale2.c - M /branches/3.1/src/sec.c - M /branches/3.1/src/sech.c - M /branches/3.1/src/set.c - M /branches/3.1/src/set_d.c - M /branches/3.1/src/set_d64.c - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_exp.c - M /branches/3.1/src/set_f.c - M /branches/3.1/src/set_flt.c - M /branches/3.1/src/set_inf.c - M /branches/3.1/src/set_ld.c - M /branches/3.1/src/set_nan.c - M /branches/3.1/src/set_prc_raw.c - M /branches/3.1/src/set_prec.c - M /branches/3.1/src/set_q.c - M /branches/3.1/src/set_rnd.c - M /branches/3.1/src/set_si.c - M /branches/3.1/src/set_si_2exp.c - M /branches/3.1/src/set_sj.c - M /branches/3.1/src/set_str.c - M /branches/3.1/src/set_str_raw.c - M /branches/3.1/src/set_ui.c - M /branches/3.1/src/set_ui_2exp.c - M /branches/3.1/src/set_uj.c - M /branches/3.1/src/set_z.c - M /branches/3.1/src/set_z_exp.c - M /branches/3.1/src/set_zero.c - M /branches/3.1/src/setmax.c - M /branches/3.1/src/setmin.c - M /branches/3.1/src/setsign.c - M /branches/3.1/src/sgn.c - M /branches/3.1/src/si_op.c - M /branches/3.1/src/signbit.c - M /branches/3.1/src/sin.c - M /branches/3.1/src/sin_cos.c - M /branches/3.1/src/sinh.c - M /branches/3.1/src/sinh_cosh.c - M /branches/3.1/src/sparc64/mparam.h - M /branches/3.1/src/sqr.c - M /branches/3.1/src/sqrt.c - M /branches/3.1/src/sqrt_ui.c - M /branches/3.1/src/stack_interface.c - M /branches/3.1/src/strtofr.c - M /branches/3.1/src/sub.c - M /branches/3.1/src/sub1.c - M /branches/3.1/src/sub1sp.c - M /branches/3.1/src/sub_d.c - M /branches/3.1/src/sub_ui.c - M /branches/3.1/src/subnormal.c - M /branches/3.1/src/sum.c - M /branches/3.1/src/swap.c - M /branches/3.1/src/tan.c - M /branches/3.1/src/tanh.c - M /branches/3.1/src/uceil_exp2.c - M /branches/3.1/src/uceil_log2.c - M /branches/3.1/src/ufloor_log2.c - M /branches/3.1/src/ui_div.c - M /branches/3.1/src/ui_pow.c - M /branches/3.1/src/ui_pow_ui.c - M /branches/3.1/src/ui_sub.c - M /branches/3.1/src/urandom.c - M /branches/3.1/src/urandomb.c - M /branches/3.1/src/vasprintf.c - M /branches/3.1/src/version.c - M /branches/3.1/src/volatile.c - M /branches/3.1/src/x86/core2/mparam.h - M /branches/3.1/src/x86/mparam.h - M /branches/3.1/src/x86_64/core2/mparam.h - M /branches/3.1/src/x86_64/pentium4/mparam.h - M /branches/3.1/src/yn.c - M /branches/3.1/src/zeta.c - M /branches/3.1/src/zeta_ui.c - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tests/cmp_str.c - M /branches/3.1/tests/data/digamma - M /branches/3.1/tests/data/li2 - M /branches/3.1/tests/memory.c - M /branches/3.1/tests/mpf_compat.c - M /branches/3.1/tests/mpf_compat.h - M /branches/3.1/tests/mpfr-test.h - M /branches/3.1/tests/mpfr_compat.c - M /branches/3.1/tests/random2.c - M /branches/3.1/tests/reuse.c - M /branches/3.1/tests/rnd_mode.c - 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M /branches/3.1/tests/tcos.c - M /branches/3.1/tests/tcosh.c - M /branches/3.1/tests/tcot.c - M /branches/3.1/tests/tcoth.c - M /branches/3.1/tests/tcsc.c - M /branches/3.1/tests/tcsch.c - M /branches/3.1/tests/td_div.c - M /branches/3.1/tests/td_sub.c - M /branches/3.1/tests/tdigamma.c - M /branches/3.1/tests/tdim.c - M /branches/3.1/tests/tdiv.c - M /branches/3.1/tests/tdiv_d.c - M /branches/3.1/tests/tdiv_ui.c - M /branches/3.1/tests/teint.c - M /branches/3.1/tests/teq.c - M /branches/3.1/tests/terf.c - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/texceptions.c - M /branches/3.1/tests/texp.c - M /branches/3.1/tests/texp10.c - M /branches/3.1/tests/texp2.c - M /branches/3.1/tests/texpm1.c - M /branches/3.1/tests/tfactorial.c - M /branches/3.1/tests/tfits.c - M /branches/3.1/tests/tfma.c - M /branches/3.1/tests/tfmod.c - M /branches/3.1/tests/tfms.c - M /branches/3.1/tests/tfprintf.c - M /branches/3.1/tests/tfrac.c - M /branches/3.1/tests/tfrexp.c - M /branches/3.1/tests/tgamma.c - 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M /branches/3.1/tests/tlog2.c - M /branches/3.1/tests/tmin_prec.c - M /branches/3.1/tests/tminmax.c - M /branches/3.1/tests/tmodf.c - M /branches/3.1/tests/tmul.c - M /branches/3.1/tests/tmul_2exp.c - M /branches/3.1/tests/tmul_d.c - M /branches/3.1/tests/tmul_ui.c - M /branches/3.1/tests/tnext.c - M /branches/3.1/tests/tout_str.c - M /branches/3.1/tests/toutimpl.c - M /branches/3.1/tests/tpow.c - M /branches/3.1/tests/tpow3.c - M /branches/3.1/tests/tpow_all.c - M /branches/3.1/tests/tpow_z.c - M /branches/3.1/tests/tprintf.c - M /branches/3.1/tests/trandom.c - M /branches/3.1/tests/trec_sqrt.c - M /branches/3.1/tests/tremquo.c - M /branches/3.1/tests/trint.c - M /branches/3.1/tests/troot.c - M /branches/3.1/tests/tround_prec.c - M /branches/3.1/tests/tsec.c - M /branches/3.1/tests/tsech.c - M /branches/3.1/tests/tset.c - M /branches/3.1/tests/tset_d.c - M /branches/3.1/tests/tset_exp.c - M /branches/3.1/tests/tset_f.c - M /branches/3.1/tests/tset_ld.c - M /branches/3.1/tests/tset_q.c - M /branches/3.1/tests/tset_si.c - M /branches/3.1/tests/tset_sj.c - M /branches/3.1/tests/tset_str.c - M /branches/3.1/tests/tset_z.c - M /branches/3.1/tests/tset_z_exp.c - M /branches/3.1/tests/tsgn.c - M /branches/3.1/tests/tsi_op.c - M /branches/3.1/tests/tsin.c - M /branches/3.1/tests/tsin_cos.c - M /branches/3.1/tests/tsinh.c - M /branches/3.1/tests/tsinh_cosh.c - M /branches/3.1/tests/tsprintf.c - M /branches/3.1/tests/tsqr.c - M /branches/3.1/tests/tsqrt.c - M /branches/3.1/tests/tsqrt_ui.c - M /branches/3.1/tests/tstckintc.c - M /branches/3.1/tests/tstdint.c - M /branches/3.1/tests/tstrtofr.c - M /branches/3.1/tests/tsub.c - M /branches/3.1/tests/tsub1sp.c - M /branches/3.1/tests/tsub_d.c - M /branches/3.1/tests/tsub_ui.c - M /branches/3.1/tests/tsubnormal.c - M /branches/3.1/tests/tsum.c - M /branches/3.1/tests/tswap.c - M /branches/3.1/tests/ttan.c - M /branches/3.1/tests/ttanh.c - M /branches/3.1/tests/ttrunc.c - M /branches/3.1/tests/tui_div.c - M /branches/3.1/tests/tui_pow.c - M /branches/3.1/tests/tui_sub.c - M /branches/3.1/tests/turandom.c - M /branches/3.1/tests/tvalist.c - M /branches/3.1/tests/tversion.c - M /branches/3.1/tests/ty0.c - M /branches/3.1/tests/ty1.c - M /branches/3.1/tests/tyn.c - M /branches/3.1/tests/tzeta.c - M /branches/3.1/tests/tzeta_ui.c - M /branches/3.1/tools/ck-copyright-notice - M /branches/3.1/tools/ck-mparam - M /branches/3.1/tools/ck-version-info - M /branches/3.1/tools/get_patches.sh - M /branches/3.1/tune/Makefile.am - M /branches/3.1/tune/bidimensional_sample.c - M /branches/3.1/tune/speed.c - M /branches/3.1/tune/tuneup.c +r8799 | vlefevre | 2014-01-20 11:06:11 +0000 (Mon, 20 Jan 2014) | 3 lines +Changed paths: + M /trunk/src/li2.c -Copyright notice update: added 2015 with - perl -pi -e 's/ (\d{4}-)?(2014)(?= Free Software)/ - " ".($1||"$2-").($2+1)/e' **/*(^/) -under zsh (the m4 and tools/mbench directories were not modified). -Removed 2014 from the example in the doc/README.dev file. +[src/li2.c] Use MPFR_RET_NEVER_GO_HERE () instead of MPFR_ASSERTN (0) +to avoid an error with: + ./configure --enable-logging CFLAGS="-Werror=return-type"; make ------------------------------------------------------------------------ -r9243 | vlefevre | 2014-12-04 01:04:28 +0000 (Thu, 04 Dec 2014) | 6 lines +r8798 | vlefevre | 2014-01-20 11:04:16 +0000 (Mon, 20 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/strtofr.c + M /trunk/src/mpfr-impl.h -[src/strtofr.c] Fix of a buffer overflow due to incorrect -GMP documentation for mpn_set_str. See discussion: - https://gmplib.org/list-archives/gmp-bugs/2013-December/003267.html -and the first fix in the GMP documentation: - https://gmplib.org/repo/gmp-5.1/raw-rev/d19172622a74 -(merged changeset r8722 from the trunk) +[src/mpfr-impl.h] Updated comment of the MPFR_RET_NEVER_GO_HERE macro. ------------------------------------------------------------------------ -r9110 | vlefevre | 2014-06-26 10:59:38 +0000 (Thu, 26 Jun 2014) | 5 lines +r8797 | zimmerma | 2014-01-20 10:07:18 +0000 (Mon, 20 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/vasprintf.c - M /branches/3.1/tests/tsprintf.c + M /trunk/tests/texp.c + +added new test that currently fails (found with mini-gmp) -[src/vasprintf.c] Fixed assertion failures for tiny numbers (the code -was correct, but the assertions didn't check against the right bound). -[tests/tsprintf.c] Added a test with the minimum exponent, triggering -as assertion failure in vasprintf.c without this correction. -(merged changesets r9099-9100,9108-9109 from the trunk) ------------------------------------------------------------------------ -r9105 | vlefevre | 2014-06-26 00:40:26 +0000 (Thu, 26 Jun 2014) | 2 lines +r8796 | vlefevre | 2014-01-18 23:26:00 +0000 (Sat, 18 Jan 2014) | 3 lines Changed paths: - M /branches/3.1/src/div.c + M /trunk/doc/algorithms.tex + M /trunk/doc/mpfr.texi + M /trunk/src/factorial.c + M /trunk/src/mpfr-impl.h + M /trunk/src/sub1.c -[src/div.c] Bug fix: avoid an integer overflow when dividing the -largest finite MPFR number by the smallest positive one. +Spelling consistency: + non-negative → nonnegative + non-positive → nonpositive ------------------------------------------------------------------------ -r9104 | vlefevre | 2014-06-26 00:17:33 +0000 (Thu, 26 Jun 2014) | 1 line +r8795 | vlefevre | 2014-01-18 23:21:07 +0000 (Sat, 18 Jan 2014) | 1 line Changed paths: - M /branches/3.1/tests/tdiv.c + M /trunk/doc/README.dev -[tests/tdiv.c] Forgot "exit (1);". +[doc/README.dev] More on exponent handling. +------------------------------------------------------------------------ +r8794 | vlefevre | 2014-01-18 22:43:28 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tset_str.c + +[tests/tset_str.c] Fixed and improved a mpfr_set_str_binary random test. +Some code clean-up. ------------------------------------------------------------------------ -r9102 | vlefevre | 2014-06-26 00:05:24 +0000 (Thu, 26 Jun 2014) | 3 lines +r8793 | vlefevre | 2014-01-18 21:40:37 +0000 (Sat, 18 Jan 2014) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tdiv.c + M /trunk/tests/tset_str.c -[tests/tdiv.c] Merged mpfr_div tests r9101 from the trunk. -Note: the test actually fails (see output), but the "exit (1);" -was forgotten (added later in r9104). +[tests/tset_str.c] Removed useless and confusing cast. ------------------------------------------------------------------------ -r9055 | vlefevre | 2014-05-22 00:15:28 +0000 (Thu, 22 May 2014) | 1 line +r8792 | vlefevre | 2014-01-18 20:32:19 +0000 (Sat, 18 Jan 2014) | 1 line Changed paths: - M /branches/3.1/README - M /branches/3.1/doc/README.dev + M /trunk/src/set_d.c -Changed "INRIAGForge" to "InriaForge" (due to the rename). +[src/set_d.c] Improved a comment about signed zeros. ------------------------------------------------------------------------ -r9034 | vlefevre | 2014-04-15 21:27:48 +0000 (Tue, 15 Apr 2014) | 9 lines +r8791 | zimmerma | 2014-01-18 18:50:30 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac - M /branches/3.1/src/init2.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mul.c - M /branches/3.1/src/stack_interface.c + M /trunk/src/mpfr-mini-gmp.c + +fixed memory leak -BYTES_PER_MP_LIMB -> MPFR_BYTES_PER_MP_LIMB for GMP 6 compatibility -when --with-gmp-build is used. See mailing-list discussion: - https://sympa.inria.fr/sympa/arc/mpfr/2014-04/msg00000.html -Updated configure test on GMP_NUMB_BITS and sizeof(mp_limb_t): - * BYTES_PER_MP_LIMB is no longer tested. - * The test is now always run, not just when --with-gmp-build is used. - * Results are output in config.log in case of failure. - * The error message has been updated. -(merged changesets r9029,9030 from the trunk, with conflict resolution) ------------------------------------------------------------------------ -r9004 | vlefevre | 2014-03-14 11:40:57 +0000 (Fri, 14 Mar 2014) | 1 line +r8790 | zimmerma | 2014-01-18 09:41:16 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + A /trunk/doc/mini-gmp + +instructions to compile MPFR with mini-gmp -[doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r9003 | vlefevre | 2014-03-14 11:39:59 +0000 (Fri, 14 Mar 2014) | 2 lines +r8789 | zimmerma | 2014-01-18 09:32:32 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + +disable those tests for mini-gmp -[doc/mpfr.texi] Correction in the mpfr_set_str description. -(merged changeset r9001 from the trunk) ------------------------------------------------------------------------ -r8803 | vlefevre | 2014-01-20 14:24:44 +0000 (Mon, 20 Jan 2014) | 3 lines +r8788 | zimmerma | 2014-01-18 09:17:16 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/exp3.c - M /branches/3.1/tests/texp.c + M /trunk/tests/tset_str.c + +fixed test which might produce subnormal numbers -[src/exp3.c] Fixed bug in mpfr_exp_3 (affecting mpfr_exp). -[tests/texp.c] Added corresponding testcase. -(merged changesets r8797,8802 from the trunk) ------------------------------------------------------------------------ -r8801 | vlefevre | 2014-01-20 11:22:00 +0000 (Mon, 20 Jan 2014) | 4 lines +r8787 | zimmerma | 2014-01-18 08:44:32 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/li2.c + M /trunk/tests/trandom.c + M /trunk/tests/turandom.c + +disable two tests that depend on the random generator -[src/li2.c] Use MPFR_RET_NEVER_GO_HERE () instead of MPFR_ASSERTN (0) -to avoid an error with: - ./configure --enable-logging CFLAGS="-Werror=return-type"; make -(merged changeset r8799 from the trunk) ------------------------------------------------------------------------ -r8800 | vlefevre | 2014-01-20 11:18:34 +0000 (Mon, 20 Jan 2014) | 3 lines +r8786 | zimmerma | 2014-01-18 08:38:03 +0000 (Sat, 18 Jan 2014) | 2 lines Changed paths: - A /branches/3.1/autogen.sh (from /trunk/autogen.sh:8797) + M /trunk/tests/tui_pow.c -Added autogen.sh sh script from Daniel Richard G. to install/update the -autotools files and clean up caches (useful before a release). -[copied from the trunk] +followup from previous commit: 1^Inf is special too + +------------------------------------------------------------------------ +r8785 | zimmerma | 2014-01-18 08:36:54 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tui_pow.c + +fixed issue for n^x with x=Inf when the random number n is 0 + +------------------------------------------------------------------------ +r8784 | zimmerma | 2014-01-18 08:28:01 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tfms.c + +fixed issue when x=0 and y=Inf (or converse) + +------------------------------------------------------------------------ +r8783 | zimmerma | 2014-01-18 08:26:02 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + +fixed issue when x=0 and y=Inf (or converse) + +------------------------------------------------------------------------ +r8782 | zimmerma | 2014-01-18 08:17:41 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tget_str.c + +fixed bug in test file + +------------------------------------------------------------------------ +r8781 | vlefevre | 2014-01-18 01:28:25 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Fixes and other minor changes suggested by Wolf Lammen: +https://sympa.inria.fr/sympa/arc/mpfr/2014-01/msg00007.html +------------------------------------------------------------------------ +r8780 | vlefevre | 2014-01-18 00:55:24 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] In extract_double, replaced long by int for exp (it may be +faster, and shouldn't be slower as it is more restrictive than long). +------------------------------------------------------------------------ +r8779 | vlefevre | 2014-01-18 00:45:20 +0000 (Sat, 18 Jan 2014) | 1 line +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Removed obsolete comment from r245. +------------------------------------------------------------------------ +r8778 | vlefevre | 2014-01-18 00:40:26 +0000 (Sat, 18 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Renamed __gmpfr_extract_double to extract_double +(this is just a static function). +------------------------------------------------------------------------ +r8777 | vlefevre | 2014-01-18 00:30:24 +0000 (Sat, 18 Jan 2014) | 3 lines +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Fixed __gmpfr_extract_double precondition on d. +Bug found by Wolf Lammen: + https://sympa.inria.fr/sympa/arc/mpfr/2014-01/msg00007.html ------------------------------------------------------------------------ -r8735 | vlefevre | 2014-01-07 00:53:51 +0000 (Tue, 07 Jan 2014) | 2 lines +r8776 | zimmerma | 2014-01-18 00:18:28 +0000 (Sat, 18 Jan 2014) | 6 lines Changed paths: - M /branches/3.1 - M /branches/3.1/TODO - M /branches/3.1/doc/README.dev - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/strtofr.c - M /branches/3.1/src/sub1sp.c - M /branches/3.1/src/vasprintf.c + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/tset_str.c + +more progress with mini-gmp: +======================= +9 of 157 tests failed +(13 tests were not run) +======================= + +------------------------------------------------------------------------ +r8775 | vlefevre | 2014-01-18 00:09:17 +0000 (Sat, 18 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + +[tests/{ty0,ty1}.c] Reduce emax for the generic tests. +------------------------------------------------------------------------ +r8774 | vlefevre | 2014-01-17 23:52:16 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] FIXME: proposed method for overflow detection. +------------------------------------------------------------------------ +r8773 | vlefevre | 2014-01-17 23:32:17 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Minor improvements. +------------------------------------------------------------------------ +r8772 | zimmerma | 2014-01-17 23:26:31 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tsqrt_ui.c + +missing \n + +------------------------------------------------------------------------ +r8771 | zimmerma | 2014-01-17 23:25:23 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tmul.c + +missing \n + +------------------------------------------------------------------------ +r8770 | zimmerma | 2014-01-17 23:21:58 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tfms.c + +missing \n in error messages + +------------------------------------------------------------------------ +r8769 | zimmerma | 2014-01-17 23:20:19 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/tfma.c + +missing \n in error messages + +------------------------------------------------------------------------ +r8768 | vlefevre | 2014-01-17 23:08:56 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Added a MPFR_LOG_FUNC. +------------------------------------------------------------------------ +r8767 | vlefevre | 2014-01-17 23:00:51 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/digamma.c + +[src/digamma.c] FIXME: for x large, use the asymptotic expansion. +------------------------------------------------------------------------ +r8766 | vlefevre | 2014-01-17 22:48:52 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/digamma.c + +[src/digamma.c] Added 2 MPFR_LOG_FUNC's. +------------------------------------------------------------------------ +r8765 | vlefevre | 2014-01-17 22:46:25 +0000 (Fri, 17 Jan 2014) | 4 lines +Changed paths: + M /trunk/tests/tgeneric.c + +[tests/tgeneric.c] Fixed bug found by PZ: code introduced in r4538 to +test the maximum (in absolute value) positive and negative arguments +was buggy, as only the negative one was tested. +→ This makes some tests fail on the maximum positive argument. +------------------------------------------------------------------------ +r8764 | zimmerma | 2014-01-17 18:41:13 +0000 (Fri, 17 Jan 2014) | 6 lines +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + M /trunk/tests/tests.c + +some progress with mini-gmp: +======================= +34 of 157 tests failed +(13 tests were not run) +======================= + +------------------------------------------------------------------------ +r8763 | zimmerma | 2014-01-17 15:51:49 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/urandomb.c + +mpn_copyd (rp, sp, n) should be used when rp >= sp + +------------------------------------------------------------------------ +r8762 | zimmerma | 2014-01-17 12:26:35 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/urandomb.c + +fixed bug which could appear with probability 1/2^32 or 1/2^64 + +------------------------------------------------------------------------ +r8761 | vlefevre | 2014-01-17 09:54:35 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mpfr-mini-gmp.c + +[src/mpfr-mini-gmp.c] Removed trailing spaces. +------------------------------------------------------------------------ +r8760 | vlefevre | 2014-01-17 09:53:44 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Update due to the mini-gmp support (r8753). +------------------------------------------------------------------------ +r8759 | vlefevre | 2014-01-17 09:48:04 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpfr_compat.c + M /trunk/tests/terandom.c + M /trunk/tests/tget_f.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_q.c + +[tests] Various fixes for r8753. +------------------------------------------------------------------------ +r8758 | vlefevre | 2014-01-17 09:39:15 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Indentation. +------------------------------------------------------------------------ +r8757 | vlefevre | 2014-01-17 09:36:57 +0000 (Fri, 17 Jan 2014) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Indentation. +------------------------------------------------------------------------ +r8756 | vlefevre | 2014-01-17 09:33:16 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/erandom.c + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/nrandom.c + M /trunk/src/printf.c + M /trunk/src/vasprintf.c + +Avoid an empty translation unit (see ISO C99, 6.9). Some errors could +be triggered with "gcc -std=c99 -pedantic-errors". +------------------------------------------------------------------------ +r8755 | zimmerma | 2014-01-17 07:22:48 +0000 (Fri, 17 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + M /trunk/src/mpfr-mini-gmp.c + M /trunk/src/mpfr-mini-gmp.h + M /trunk/tests/tadd.c + +more progress for the mini-gmp interface + +------------------------------------------------------------------------ +r8754 | zimmerma | 2014-01-16 22:03:40 +0000 (Thu, 16 Jan 2014) | 2 lines +Changed paths: + A /trunk/src/mpfr-mini-gmp.c + A /trunk/src/mpfr-mini-gmp.h + +added two new files for mini-gmp interface + +------------------------------------------------------------------------ +r8753 | zimmerma | 2014-01-16 22:03:01 +0000 (Thu, 16 Jan 2014) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/Makefile.am + M /trunk/src/erandom.c + M /trunk/src/get_f.c + M /trunk/src/gmp_op.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/nrandom.c + M /trunk/src/printf.c + M /trunk/src/random_deviate.c + M /trunk/src/set_f.c + M /trunk/src/set_q.c + M /trunk/src/vasprintf.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpfr_compat.c + M /trunk/tests/tcan_round.c + M /trunk/tests/terandom.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tget_f.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tprintf.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_q.c + M /trunk/tests/tsprintf.c + +first step towards making MPFR compile with --enable-mini-gmp, so far make +succeeds and all tests compile, but many tests fail, will investigate later + +------------------------------------------------------------------------ +r8752 | vlefevre | 2014-01-16 13:49:34 +0000 (Thu, 16 Jan 2014) | 7 lines +Changed paths: + M /trunk/src/get_z_exp.c + +[src/get_z_exp.c] Added an assert for security in case the precision is +large, but the error should be handled properly (to be discussed). +Note: there are still corrupt memory problems when the precision is +large enough but below the mpz limit (a bug in GMP?). +Note [VL, 2014-01-17]: these problems are due to an integer overflow in +mpz/clear.c of GMP 5.1.3; I've reported the bug here: + https://gmplib.org/list-archives/gmp-bugs/2014-January/003321.html +------------------------------------------------------------------------ +r8751 | vlefevre | 2014-01-16 12:10:56 +0000 (Thu, 16 Jan 2014) | 1 line +Changed paths: + M /trunk/src/get_z_exp.c + +[src/get_z_exp.c] Avoid a potential overflow. +------------------------------------------------------------------------ +r8750 | vlefevre | 2014-01-16 12:03:01 +0000 (Thu, 16 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/extract.c + +[src/extract.c] Type clean-up with 2 bug fixes (these bugs should have +no effect on most platforms without too aggressive optimizations). +------------------------------------------------------------------------ +r8749 | zimmerma | 2014-01-16 11:01:49 +0000 (Thu, 16 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/extract.c + M /trunk/src/get_z_exp.c + M /trunk/src/mpfr-gmp.h + +replaced function _mpz_realloc by preferred one mpz_realloc2 + +------------------------------------------------------------------------ +r8748 | vlefevre | 2014-01-16 09:00:58 +0000 (Thu, 16 Jan 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added mini-gmp support. +------------------------------------------------------------------------ +r8747 | vlefevre | 2014-01-15 00:13:19 +0000 (Wed, 15 Jan 2014) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] Mention speed improvement with --enable-assert[=full] and GCC +(due to the fix in r8746). +------------------------------------------------------------------------ +r8746 | vlefevre | 2014-01-14 23:44:44 +0000 (Tue, 14 Jan 2014) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Fixed the MPFR_ASSERTN macro as suggested by +Wolf Lammen: https://sympa.inria.fr/sympa/arc/mpfr/2014-01/msg00002.html +Note: the semantics doesn't change, it should just be more efficient. +------------------------------------------------------------------------ +r8745 | vlefevre | 2014-01-12 20:34:17 +0000 (Sun, 12 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Output MPFR_LDBL_MANT_DIG in some failure case. +------------------------------------------------------------------------ +r8744 | vlefevre | 2014-01-11 23:41:59 +0000 (Sat, 11 Jan 2014) | 1 line +Changed paths: + M /trunk/tests/tset_d.c + +[tests/tset_d.c] More information in a failed test. +------------------------------------------------------------------------ +r8743 | vlefevre | 2014-01-10 15:17:32 +0000 (Fri, 10 Jan 2014) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] In LOADLIBES, replaced $(INCLUDES) by $(AM_CPPFLAGS) +(this should have been done at the same time as r8364). +------------------------------------------------------------------------ +r8741 | vlefevre | 2014-01-09 15:33:36 +0000 (Thu, 09 Jan 2014) | 4 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release" update. In particular at step 5, +replaced "make dist" by "make distcheck" so that some problems can be +detected at step 5 instead of step 6, ensuring that the tarballs are +complete. +------------------------------------------------------------------------ +r8740 | vlefevre | 2014-01-09 15:22:59 +0000 (Thu, 09 Jan 2014) | 1 line +Changed paths: + M /trunk/src/Makefile.am + +[src/Makefile.am] Forgot to add mpfr-cvers.h in r8739. +------------------------------------------------------------------------ +r8739 | vlefevre | 2014-01-09 15:19:35 +0000 (Thu, 09 Jan 2014) | 12 lines +Changed paths: + A /trunk/src/mpfr-cvers.h (from /trunk/src/mpfr-impl.h:8738) + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-sassert.h + +When static assertions are not supported by the C implementation +natively (new C11 feature), their MPFR implementation got broken by +changeset r8625, as the __MPFR_GNUC macro in mpfr-sassert.h was not +defined in the configure test (since mpfr-impl.h wasn't included) +and generated an error, disabling the static assertions support. +This is fixed by the following changes, avoiding code duplication +and thus risk of inconsistencies in future modification: + * copied some of the version detection macros from mpfr-impl.h to + a standalone file mpfr-cvers.h, and updated the macros; + * in mpfr-impl.h, replaced these macros by a #include "mpfr-cvers.h" + and updated a comment; + * in mpfr-sassert.h, added a #include "mpfr-cvers.h". +------------------------------------------------------------------------ +r8738 | vlefevre | 2014-01-09 14:02:46 +0000 (Thu, 09 Jan 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] In the Static Assertions test, avoid a warning with GCC +and added comments. +------------------------------------------------------------------------ +r8737 | vlefevre | 2014-01-07 10:10:08 +0000 (Tue, 07 Jan 2014) | 1 line +Changed paths: + M /trunk/ChangeLog + +ChangeLog update with "LC_ALL=en_US.UTF8 TZ=UTC svn log -rHEAD:0 -v". +------------------------------------------------------------------------ +r8736 | vlefevre | 2014-01-07 08:51:55 +0000 (Tue, 07 Jan 2014) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Use codespell if available. +------------------------------------------------------------------------ +r8734 | vlefevre | 2014-01-07 00:52:51 +0000 (Tue, 07 Jan 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Fixed a misspelling, using codespell. +------------------------------------------------------------------------ +r8733 | vlefevre | 2014-01-07 00:49:55 +0000 (Tue, 07 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/div_ui.c + M /trunk/src/eint.c + M /trunk/src/erfc.c + M /trunk/src/strtofr.c + M /trunk/src/sub1sp.c + M /trunk/src/vasprintf.c Fixed misspellings, using codespell. -(merged changesets r8733-8734 from the trunk) ------------------------------------------------------------------------ -r8727 | vlefevre | 2014-01-04 03:03:01 +0000 (Sat, 04 Jan 2014) | 1 line +r8732 | vlefevre | 2014-01-06 00:45:48 +0000 (Mon, 06 Jan 2014) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added item: new functions of IEEE 754-2008 / C binding draft. +------------------------------------------------------------------------ +r8731 | vlefevre | 2014-01-05 04:37:58 +0000 (Sun, 05 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] "To make a release": added a paragraph about warnings. +------------------------------------------------------------------------ +r8730 | vlefevre | 2014-01-05 03:28:14 +0000 (Sun, 05 Jan 2014) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/tests/trint.c + +[tests/trint.c] Avoid a warning. +------------------------------------------------------------------------ +r8729 | vlefevre | 2014-01-05 03:23:10 +0000 (Sun, 05 Jan 2014) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Avoid a warning due to variable set but not used in a +test, making the test fail with gcc -Werror=unused-but-set-variable. +------------------------------------------------------------------------ +r8728 | vlefevre | 2014-01-05 03:17:16 +0000 (Sun, 05 Jan 2014) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Replaced "main()" by "main (void)". +------------------------------------------------------------------------ +r8726 | vlefevre | 2014-01-04 03:02:09 +0000 (Sat, 04 Jan 2014) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r8724 | vlefevre | 2014-01-03 20:39:49 +0000 (Fri, 03 Jan 2014) | 6 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/Makefile.am - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/amd/amdfam10/mparam.h - M /branches/3.1/src/amd/athlon/mparam.h - M /branches/3.1/src/amd/k8/mparam.h - M /branches/3.1/src/arm/mparam.h - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_sint.c - M /branches/3.1/src/fits_slong.c - M /branches/3.1/src/fits_sshort.c - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uint.c - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/src/fits_ulong.c - M /branches/3.1/src/fits_ushort.c - M /branches/3.1/src/fma.c - M /branches/3.1/src/fms.c - M /branches/3.1/src/frac.c - M /branches/3.1/src/free_cache.c - M /branches/3.1/src/frexp.c - M /branches/3.1/src/gamma.c - M /branches/3.1/src/gammaonethird.c - M /branches/3.1/src/gen_inverse.h - M /branches/3.1/src/generic/mparam.h - M /branches/3.1/src/get_d.c - M /branches/3.1/src/get_d64.c - M /branches/3.1/src/get_exp.c - M /branches/3.1/src/get_f.c - M /branches/3.1/src/get_flt.c - M /branches/3.1/src/get_ld.c - M /branches/3.1/src/get_si.c - M /branches/3.1/src/get_sj.c - M /branches/3.1/src/get_str.c - M /branches/3.1/src/get_ui.c - M /branches/3.1/src/get_uj.c - M /branches/3.1/src/get_z.c - M /branches/3.1/src/get_z_exp.c - M /branches/3.1/src/gmp_op.c - M /branches/3.1/src/grandom.c - M /branches/3.1/src/hppa/mparam.h - M /branches/3.1/src/hypot.c - M /branches/3.1/src/ia64/mparam.h - M /branches/3.1/src/ieee_floats.h - M /branches/3.1/src/init.c - M /branches/3.1/src/init2.c - M /branches/3.1/src/inits.c - M /branches/3.1/src/inits2.c - M /branches/3.1/src/inp_str.c - M /branches/3.1/src/int_ceil_log2.c - M /branches/3.1/src/isinf.c - M /branches/3.1/src/isinteger.c - M /branches/3.1/src/isnan.c - M /branches/3.1/src/isnum.c - M /branches/3.1/src/isqrt.c - M /branches/3.1/src/isregular.c - M /branches/3.1/src/iszero.c - M /branches/3.1/src/jn.c - M /branches/3.1/src/jyn_asympt.c - M /branches/3.1/src/li2.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/src/log.c - M /branches/3.1/src/log10.c - M /branches/3.1/src/log1p.c - M /branches/3.1/src/log2.c - M /branches/3.1/src/logging.c - M /branches/3.1/src/min_prec.c - M /branches/3.1/src/minmax.c - M /branches/3.1/src/modf.c - M /branches/3.1/src/mp_clz_tab.c - M /branches/3.1/src/mparam_h.in - M /branches/3.1/src/mpf2mpfr.h - M /branches/3.1/src/mpfr-gmp.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr-intmax.h - M /branches/3.1/src/mpfr-longlong.h - M /branches/3.1/src/mpfr-thread.h - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/mpn_exp.c - M /branches/3.1/src/mul.c - M /branches/3.1/src/mul_2exp.c - M /branches/3.1/src/mul_2si.c - M 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/branches/3.1/tests/tyn.c - M /branches/3.1/tests/tzeta.c - M /branches/3.1/tests/tzeta_ui.c - M /branches/3.1/tools/ck-copyright-notice - M /branches/3.1/tools/ck-mparam - M /branches/3.1/tools/ck-version-info - M /branches/3.1/tools/get_patches.sh - M /branches/3.1/tune/Makefile.am - M /branches/3.1/tune/bidimensional_sample.c - M /branches/3.1/tune/speed.c - M /branches/3.1/tune/tuneup.c +r8725 | vlefevre | 2014-01-03 20:57:13 +0000 (Fri, 03 Jan 2014) | 2 lines +Changed paths: + M /trunk/src/const_log2.c + M /trunk/src/const_pi.c + M /trunk/src/exceptions.c + M /trunk/src/mpfr-impl.h + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_rnd.c + +Fixed warnings from GCC's -Wold-style-declaration option: +MPFR_THREAD_ATTR must be at beginning of declaration. +------------------------------------------------------------------------ +r8723 | vlefevre | 2014-01-03 20:33:38 +0000 (Fri, 03 Jan 2014) | 5 lines +Changed paths: + M /trunk/BUGS + M /trunk/INSTALL + M /trunk/Makefile.am + M 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/trunk/src/exp_2.c + M /trunk/src/expm1.c + M /trunk/src/extract.c + M /trunk/src/factorial.c + M /trunk/src/fits_intmax.c + M /trunk/src/fits_s.h + M /trunk/src/fits_sint.c + M /trunk/src/fits_slong.c + M /trunk/src/fits_sshort.c + M /trunk/src/fits_u.h + M /trunk/src/fits_uint.c + M /trunk/src/fits_uintmax.c + M /trunk/src/fits_ulong.c + M /trunk/src/fits_ushort.c + M /trunk/src/fma.c + M /trunk/src/fms.c + M /trunk/src/fpif.c + M /trunk/src/frac.c + M /trunk/src/free_cache.c + M /trunk/src/frexp.c + M /trunk/src/gamma.c + M /trunk/src/gammaonethird.c + M /trunk/src/gen_inverse.h + M /trunk/src/generic/coverage/mparam.h + M /trunk/src/generic/mparam.h + M /trunk/src/get_d.c + M /trunk/src/get_d64.c + M /trunk/src/get_exp.c + M /trunk/src/get_f.c + M /trunk/src/get_float128.c + M /trunk/src/get_flt.c + M /trunk/src/get_ld.c + M /trunk/src/get_si.c + M /trunk/src/get_sj.c + M /trunk/src/get_str.c + M /trunk/src/get_ui.c + M /trunk/src/get_uj.c + M /trunk/src/get_z.c + M 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M /trunk/src/mpfr-longlong.h + M /trunk/src/mpfr-sassert.h + M /trunk/src/mpfr-thread.h + M /trunk/src/mpfr.h + M /trunk/src/mpn_exp.c + M /trunk/src/mul.c + M /trunk/src/mul_2exp.c + M /trunk/src/mul_2si.c + M /trunk/src/mul_2ui.c + M /trunk/src/mul_d.c + M /trunk/src/mul_ui.c + M /trunk/src/mulders.c + M /trunk/src/neg.c + M /trunk/src/next.c + M /trunk/src/nrandom.c + M /trunk/src/out_str.c + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_ui.c + M /trunk/src/pow_z.c + M /trunk/src/powerof2.c + M /trunk/src/powerpc32/mparam.h + M /trunk/src/powerpc64/mparam.h + M /trunk/src/print_raw.c + M /trunk/src/print_rnd_mode.c + M /trunk/src/printf.c + M /trunk/src/random_deviate.c + M /trunk/src/random_deviate.h + M /trunk/src/rec_sqrt.c + M /trunk/src/reldiff.c + M /trunk/src/rem1.c + M /trunk/src/rint.c + M /trunk/src/rndna.c + M /trunk/src/root.c + M /trunk/src/round_near_x.c + M /trunk/src/round_p.c + M /trunk/src/round_prec.c + M /trunk/src/round_raw_generic.c + M /trunk/src/scale2.c + M /trunk/src/sec.c + M /trunk/src/sech.c + M /trunk/src/set.c + M /trunk/src/set_d.c + M /trunk/src/set_d64.c + M /trunk/src/set_dfl_prec.c + M /trunk/src/set_exp.c + M /trunk/src/set_f.c + M /trunk/src/set_float128.c + M /trunk/src/set_flt.c + M /trunk/src/set_inf.c + M /trunk/src/set_ld.c + M /trunk/src/set_nan.c + M /trunk/src/set_prc_raw.c + M /trunk/src/set_prec.c + M /trunk/src/set_q.c + M /trunk/src/set_rnd.c + M /trunk/src/set_si.c + M /trunk/src/set_si_2exp.c + M /trunk/src/set_sj.c + M /trunk/src/set_str.c + M /trunk/src/set_str_raw.c + M /trunk/src/set_ui.c + M /trunk/src/set_ui_2exp.c + M /trunk/src/set_uj.c + M /trunk/src/set_z.c + M /trunk/src/set_z_exp.c + M /trunk/src/set_zero.c + M /trunk/src/setmax.c + M /trunk/src/setmin.c + M /trunk/src/setsign.c + M /trunk/src/sgn.c + M /trunk/src/si_op.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sparc64/mparam.h + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sqrt_ui.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sub_d.c + M /trunk/src/sub_ui.c + M /trunk/src/subnormal.c + M /trunk/src/sum.c + M /trunk/src/swap.c + M /trunk/src/tan.c + M /trunk/src/tanh.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + M /trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/x86/core2/mparam.h + M /trunk/src/x86/mparam.h + M /trunk/src/x86_64/core2/mparam.h + M /trunk/src/x86_64/corei5/mparam.h + M /trunk/src/x86_64/pentium4/mparam.h + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tassert.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terandom.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfpif.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tnrandom.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Copyright notice update: added 2014 with perl -pi -e 's/ (\d{4}-)?(2013)(?= Free Software)/ " ".($1||"$2-").($2+1)/e' **/*(^/) -under zsh, reverting the ChangeLog file (the m4 and tools/mbench -directories were not modified). +under zsh (the tools/mbench directory was not modified). Removed 2013 from the example in the doc/README.dev file. ------------------------------------------------------------------------ -r8718 | vlefevre | 2013-11-28 18:19:35 +0000 (Thu, 28 Nov 2013) | 2 lines +r8722 | zimmerma | 2013-12-17 06:37:59 +0000 (Tue, 17 Dec 2013) | 3 lines +Changed paths: + M /trunk/src/strtofr.c + +work around for bug in mpn_set_str +(https://gmplib.org/list-archives/gmp-bugs/2013-December/003267.html) + +------------------------------------------------------------------------ +r8721 | vlefevre | 2013-12-12 12:18:05 +0000 (Thu, 12 Dec 2013) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tstckintc.c + A /trunk/tools/repl-variadic -[tests/tstckintc.c] Correction and test improvements. -(merged changesets r8264,8716 from the trunk) +Added tools/repl-variadic Perl script to replace the variadic functions +mpfr_clears, mpfr_inits and mpfr_inits2, in case they are not supported +by the compiler. ------------------------------------------------------------------------ -r8717 | vlefevre | 2013-11-28 18:15:18 +0000 (Thu, 28 Nov 2013) | 6 lines +r8716 | vlefevre | 2013-11-28 18:05:41 +0000 (Thu, 28 Nov 2013) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr.h + M /trunk/tests/tstckintc.c + +[tests/tstckintc.c] Improved tests when mpfr_custom_init_set is used as +a macro (i.e. without parentheses) to trigger the bug fixed in r8715. +------------------------------------------------------------------------ +r8715 | vlefevre | 2013-11-28 17:59:54 +0000 (Thu, 28 Nov 2013) | 5 lines +Changed paths: + M /trunk/src/mpfr.h [src/mpfr.h] Fixed bug in the mpfr_custom_init_set macro (typo in variable name, which can yield incorrect behavior if the second argument is not a simple expression). Thanks to Andreas Enge for the bug report: https://sympa.inria.fr/sympa/arc/mpfr/2013-11/msg00029.html -(merged changeset r8715 from the trunk) ------------------------------------------------------------------------ -r8710 | vlefevre | 2013-11-15 00:47:50 +0000 (Fri, 15 Nov 2013) | 2 lines +r8714 | vlefevre | 2013-11-21 02:02:54 +0000 (Thu, 21 Nov 2013) | 17 lines +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] No longer declare B as initialized with GCC (see r5534), +as the "may be used uninitialized" warning no longer occurs with latest +GCC: trunk revision 203899 (Debian 20131021-1), for the future GCC 4.9. +The warning still occurs with GCC 4.8.2 (Debian 4.8.2-1): + +$ gcc-4.8 -O2 -Wall -c gamma.c +In file included from gamma.c:27:0: +gamma.c: In function ‘mpfr_gamma’: +lngamma.c:468:17: warning: ‘B’ may be used uninitialized in this function [-Wmaybe-uninitialized] + B = mpfr_bernoulli_internal (B, m); /* B[2m]*(2m+1)!, exact */ + ^ +lngamma.c:165:10: note: ‘B’ was declared here + mpz_t *B; + ^ +Note: with GCC 4.8.2, at least -O is needed to reproduce the warning, +and -Wmaybe-uninitialized without -Wuninitialized (or -Wall) doesn't +trigger the warning. +------------------------------------------------------------------------ +r8713 | zimmerma | 2013-11-15 07:36:08 +0000 (Fri, 15 Nov 2013) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +added -Wlogical-op + +------------------------------------------------------------------------ +r8709 | vlefevre | 2013-11-15 00:46:21 +0000 (Fri, 15 Nov 2013) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsprintf.c + M /trunk/tests/tsprintf.c [tests/tsprintf.c] Added a few tests. -(merged changeset r8709 from the trunk) ------------------------------------------------------------------------ -r8708 | vlefevre | 2013-11-15 00:37:30 +0000 (Fri, 15 Nov 2013) | 5 lines +r8707 | vlefevre | 2013-11-15 00:26:52 +0000 (Fri, 15 Nov 2013) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/vasprintf.c - M /branches/3.1/tests/tsprintf.c + M /trunk/doc/README.dev -[src/vasprintf.c] Fixed bug reported by David Binderman, occurring when - outputting 0 with the '#' flag, a positive precision, and the 'g'/'G' - conversion specifier: there was one additional trailing 0. -[tests/tsprintf.c] Corrected the corresponding test. -(merged changesets r8705-8706 from the trunk) +[doc/README.dev] This may seem obvious, but this is not the first time +this happens: + "When adding the expected result, do NOT use the one +obtained from the MPFR function! Otherwise, if this function is buggy, +the test will be wrong and the function will remain buggy." ------------------------------------------------------------------------ -r8704 | vlefevre | 2013-11-06 15:15:12 +0000 (Wed, 06 Nov 2013) | 2 lines +r8706 | vlefevre | 2013-11-15 00:17:16 +0000 (Fri, 15 Nov 2013) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/thypot.c + M /trunk/tests/tsprintf.c -[tests/thypot.c] Fix use of non explicitly initialized variable in NaN test. -(merged changesets r8702-8703 from the trunk) +[tests/tsprintf.c] Fixed incorrect test from r5652 (the corresponding +bug in src/vasprintf.c has been fixed in r8705). ------------------------------------------------------------------------ -r8691 | vlefevre | 2013-09-27 13:50:16 +0000 (Fri, 27 Sep 2013) | 8 lines +r8705 | zimmerma | 2013-11-14 19:04:02 +0000 (Thu, 14 Nov 2013) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/tests/tget_flt.c - M /branches/3.1/tests/tset_ld.c + M /trunk/src/vasprintf.c + +fixed bug reported by David Binderman +(https://sympa.inria.fr/sympa/arc/mpfr/2013-11/msg00009.html) + +------------------------------------------------------------------------ +r8703 | vlefevre | 2013-11-06 14:54:45 +0000 (Wed, 06 Nov 2013) | 1 line +Changed paths: + M /trunk/tests/thypot.c + +[tests/thypot.c] More NaN tests. +------------------------------------------------------------------------ +r8702 | thevenyp | 2013-11-06 13:27:15 +0000 (Wed, 06 Nov 2013) | 1 line +Changed paths: + M /trunk/tests/thypot.c + +[tests/thypot.c] Fix use of a non explicitly initialized variable. +------------------------------------------------------------------------ +r8701 | zimmerma | 2013-11-04 21:03:02 +0000 (Mon, 04 Nov 2013) | 2 lines +Changed paths: + M /trunk/src/sum.c + +[sum.c] the call to mpfr_can_round was obviously wrong + +------------------------------------------------------------------------ +r8700 | vlefevre | 2013-11-04 18:12:08 +0000 (Mon, 04 Nov 2013) | 1 line +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Updated TODO comment (→ check underflows). +------------------------------------------------------------------------ +r8699 | zimmerma | 2013-11-04 17:07:40 +0000 (Mon, 04 Nov 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/sum.c + M /trunk/tests/tsum.c + +[sum.c] mpfr_sum should consider the maximal precision of its inputs/output + +------------------------------------------------------------------------ +r8698 | vlefevre | 2013-10-28 09:36:01 +0000 (Mon, 28 Oct 2013) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added a TODO comment: add generic random test with +cancellations, and tests with intermediate overflows. +------------------------------------------------------------------------ +r8697 | vlefevre | 2013-10-28 09:02:45 +0000 (Mon, 28 Oct 2013) | 2 lines +Changed paths: + M /trunk/tests/tsum.c + +[tests/tsum.c] Added test for bug reported by Joseph S. Myers: +https://sympa.inria.fr/sympa/arc/mpfr/2013-10/msg00015.html +------------------------------------------------------------------------ +r8692 | vlefevre | 2013-09-27 14:08:05 +0000 (Fri, 27 Sep 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added an example for mpfr_fits_*, corresponding to the +bug fixed in r8503. +------------------------------------------------------------------------ +r8690 | vlefevre | 2013-09-27 13:30:54 +0000 (Fri, 27 Sep 2013) | 5 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/tests/tset_ld.c + +[src/mpfr-impl.h] Document that DOUBLE_ISNAN(x) is valid on long double. +[tests/tset_ld.c] In Isnan_ld, do not convert the long double argument +to double, as this can give an overflow and unexpected behavior without +default IEEE 754 behavior. With this change, this tset_ld test no longer +fails with "clang -O2 -fsanitize=undefined -fno-sanitize-recover". +------------------------------------------------------------------------ +r8689 | vlefevre | 2013-09-27 12:57:37 +0000 (Fri, 27 Sep 2013) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Avoid a division by zero if MPFR_ERRDIVZERO. +------------------------------------------------------------------------ +r8688 | vlefevre | 2013-09-27 12:48:31 +0000 (Fri, 27 Sep 2013) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Move tests_start_mpfr call earlier. +------------------------------------------------------------------------ +r8687 | vlefevre | 2013-09-27 12:39:40 +0000 (Fri, 27 Sep 2013) | 1 line +Changed paths: + M /trunk/tests/tget_flt.c + +[tests/tget_flt.c] Corrections when MPFR_ERRDIVZERO is defined. +------------------------------------------------------------------------ +r8686 | vlefevre | 2013-09-27 12:25:24 +0000 (Fri, 27 Sep 2013) | 5 lines +Changed paths: + M /trunk/src/mpfr-impl.h -Made changes to avoid test failures with: - clang -O2 -fsanitize=undefined -fno-sanitize-recover [src/mpfr-impl.h] With clang, disable division by zero using constants due to a bug in its sanitizer and because IEEE 754 division by zero is currently not properly supported. -[tests/{tget_flt.c,tset_ld.c}] Avoid divisions by 0 if MPFR_ERRDIVZERO -and avoid an overflow on double. -(merged changesets r8685-8687,8690 from the trunk) +With this change, the tget_d test no longer fails with: + clang -O2 -fsanitize=undefined -fno-sanitize-recover ------------------------------------------------------------------------ -r8684 | vlefevre | 2013-09-26 10:47:05 +0000 (Thu, 26 Sep 2013) | 7 lines +r8685 | vlefevre | 2013-09-26 13:21:02 +0000 (Thu, 26 Sep 2013) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/tests/tfits.c + M /trunk/tests/tget_flt.c -[src/{fits_u.h,fits_uintmax.c}] Fixed the mpfr_fits_u*_p functions, - which incorrectly returned 0 ("doesn't fit") on negative arguments - when the rounding to an integer was 0. The fits_uintmax.c file now - uses fits_u.h for consistency. -[tests/tfits.c] Added tests, in particular for small negative op - (triggering the above bug) and in non-RNDN rounding modes. -(merged changesets r8494,8501-8503 from the trunk) +[tests/tget_flt.c] Protect a division by 0. +------------------------------------------------------------------------ +r8681 | vlefevre | 2013-09-17 12:41:50 +0000 (Tue, 17 Sep 2013) | 1 line +Changed paths: + M /trunk/src/Makefile.am + +[src/Makefile.am] Updated -version-info to 6:0:2 for MPFR 3.2.0. +------------------------------------------------------------------------ +r8680 | vlefevre | 2013-09-16 08:56:31 +0000 (Mon, 16 Sep 2013) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] For MPFR 3.2: The --enable-decimal-float configure option +no longer requires --with-gmp-build (see r8402). +------------------------------------------------------------------------ +r8679 | vlefevre | 2013-09-15 22:46:47 +0000 (Sun, 15 Sep 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Detect broken _Decimal64 support on powerpc64 with +the mode32 ABI. +------------------------------------------------------------------------ +r8678 | vlefevre | 2013-09-15 22:20:20 +0000 (Sun, 15 Sep 2013) | 1 line +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] More meaningful messages in check_inf_nan. +------------------------------------------------------------------------ +r8677 | vlefevre | 2013-09-15 21:48:18 +0000 (Sun, 15 Sep 2013) | 2 lines +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] More meaningful messages in check_inf_nan +after failures on powerpc64 with the mode32 ABI. +------------------------------------------------------------------------ +r8676 | vlefevre | 2013-09-04 11:50:39 +0000 (Wed, 04 Sep 2013) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added: implement optional cache sharing between threads. +------------------------------------------------------------------------ +r8674 | vlefevre | 2013-09-02 13:30:46 +0000 (Mon, 02 Sep 2013) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Changed node name "Integer Related Functions" to +"Integer and Remainder Related Functions", as the corresponding +section title was changed in r4867. Added associated @cindex. +------------------------------------------------------------------------ +r8673 | vlefevre | 2013-09-02 13:17:18 +0000 (Mon, 02 Sep 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8672 | vlefevre | 2013-09-02 13:15:25 +0000 (Mon, 02 Sep 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Specified special values (in particular the sign of 0) +for Section 5.10 "Integer and Remainder Related Functions". +------------------------------------------------------------------------ +r8671 | vlefevre | 2013-09-02 01:45:33 +0000 (Mon, 02 Sep 2013) | 3 lines +Changed paths: + M /trunk/src/round_raw_generic.c + +[src/round_raw_generic.c] Support MPFR_RNDNA for this class of functions +at the request of John P. Hartmann (to support one of IBM's High Level +Assembler rounding mode for hexadecimal floating-point constants). +------------------------------------------------------------------------ +r8670 | vlefevre | 2013-09-02 01:22:20 +0000 (Mon, 02 Sep 2013) | 1 line +Changed paths: + M /trunk/src/round_raw_generic.c + +[src/round_raw_generic.c] Code simplification / comment corrections. +------------------------------------------------------------------------ +r8668 | vlefevre | 2013-08-26 13:42:04 +0000 (Mon, 26 Aug 2013) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] About clang sanitizer, mention -fno-sanitize-recover +for more visibility in automated tests. +------------------------------------------------------------------------ +r8667 | vlefevre | 2013-08-23 11:12:37 +0000 (Fri, 23 Aug 2013) | 2 lines +Changed paths: + M /trunk/src/ai.c + +[src/ai.c] Moved the handling of the special cases NaN and ±Inf to +the main function mpfr_ai. +------------------------------------------------------------------------ +r8666 | vlefevre | 2013-08-23 02:41:24 +0000 (Fri, 23 Aug 2013) | 4 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/agm.c + M /trunk/tests/tagm.c + +[src/agm.c] Corrected a comment. +[tests/tagm.c] Added tests concerning special values, + in particular (zero,negative) and symmetric tests. +[doc/mpfr.texi] Corrected mpfr_agm description. +------------------------------------------------------------------------ +r8665 | vlefevre | 2013-08-21 13:51:24 +0000 (Wed, 21 Aug 2013) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] Revisit the conversion functions between a MPFR number and +a native floating-point value. +------------------------------------------------------------------------ +r8664 | vlefevre | 2013-08-19 09:39:12 +0000 (Mon, 19 Aug 2013) | 4 lines +Changed paths: + M /trunk/doc + +[doc] Added mpfr.t2d and mpfr.t2p to svn:ignore property. +Note: These directories are now generated when using "make mpfr.dvi" +and "make mpfr.pdf". This comes from a change in Automake 1.13 (see +its 2012-06-20 changelog) for the texi2dvi and texi2pdf invocations. +------------------------------------------------------------------------ +r8663 | vlefevre | 2013-08-10 11:30:35 +0000 (Sat, 10 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Before release, test with gcc -mpc64 under Linux/x86. +------------------------------------------------------------------------ +r8662 | zimmerma | 2013-08-08 13:12:06 +0000 (Thu, 08 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tversion.c + +[tversion.c] added GCC version + +------------------------------------------------------------------------ +r8661 | zimmerma | 2013-08-08 12:52:58 +0000 (Thu, 08 Aug 2013) | 4 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] try to fix a bug on i686-freebsd + (see http://hydra.nixos.org/build/5665961/log/raw) + + +------------------------------------------------------------------------ +r8660 | zimmerma | 2013-08-08 08:02:10 +0000 (Thu, 08 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] added debug information + +------------------------------------------------------------------------ +r8659 | vlefevre | 2013-08-07 20:22:46 +0000 (Wed, 07 Aug 2013) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Reverted changeset r8657 as %a is C99-only. Moreover +the memory representation already gives the necessary information (and +the decimal output was correct on the machine where the test fails). +------------------------------------------------------------------------ +r8658 | zimmerma | 2013-08-07 20:13:50 +0000 (Wed, 07 Aug 2013) | 3 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] maybe this will fix the issue for i686-freebsd? + Cf http://hydra.nixos.org/build/5662697. + +------------------------------------------------------------------------ +r8657 | zimmerma | 2013-08-07 19:55:02 +0000 (Wed, 07 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] in case of error, print d in hexadecimal + +------------------------------------------------------------------------ +r8656 | vlefevre | 2013-08-07 09:56:38 +0000 (Wed, 07 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] In the "mpfr_set_ld should be exact" error, output +the memory representation of d. +------------------------------------------------------------------------ +r8655 | zimmerma | 2013-08-07 08:56:42 +0000 (Wed, 07 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] print value of MPFR_LDBL_MANT_DIG in case of error + +------------------------------------------------------------------------ +r8654 | vlefevre | 2013-08-07 01:24:06 +0000 (Wed, 07 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Space consistency. +------------------------------------------------------------------------ +r8653 | vlefevre | 2013-08-06 08:09:27 +0000 (Tue, 06 Aug 2013) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Corrected a comment. +------------------------------------------------------------------------ +r8652 | vlefevre | 2013-08-06 02:00:54 +0000 (Tue, 06 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Set some long double variables as volatile in order to +avoid optimizations that yield failures with xlc on power7 (not tested). +------------------------------------------------------------------------ +r8651 | vlefevre | 2013-08-06 00:48:02 +0000 (Tue, 06 Aug 2013) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] Oops... The non-working code was due to a missing cast. +So, simplified the code. +------------------------------------------------------------------------ +r8650 | vlefevre | 2013-08-06 00:44:25 +0000 (Tue, 06 Aug 2013) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/get_ld.c + +[acinclude.m4] Define HAVE_LDOUBLE_MAYBE_DOUBLE_DOUBLE if the + "long double" format seems to be double-double (e.g. on PowerPC). +[src/get_ld.c] Added double-double support. +------------------------------------------------------------------------ +r8649 | vlefevre | 2013-08-05 23:31:54 +0000 (Mon, 05 Aug 2013) | 1 line +Changed paths: + M /trunk/src/get_ld.c + +[src/get_ld.c] GNU style. +------------------------------------------------------------------------ +r8648 | vlefevre | 2013-08-05 23:28:01 +0000 (Mon, 05 Aug 2013) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Improved output in case of error. +------------------------------------------------------------------------ +r8647 | vlefevre | 2013-08-05 23:05:45 +0000 (Mon, 05 Aug 2013) | 5 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Improved check_set_get() test function; in particular, +it no longer takes a mpfr_t argument: the precision of the MPFR number +is now determined dynamically from the long double d. Thus some numbers +having a precision > MPFR_LDBL_MANT_DIG in double-double arithmetic are +now tested (e.g. on PowerPC). +------------------------------------------------------------------------ +r8645 | vlefevre | 2013-08-05 16:38:39 +0000 (Mon, 05 Aug 2013) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] "correctly-rounded" → "correctly rounded" (see rule on +http://en.wikipedia.org/wiki/Wikipedia:HYPHEN#Hyphens and the IEEE 754 +and ISO C standards don't use a hyphen either). +------------------------------------------------------------------------ +r8644 | vlefevre | 2013-08-05 02:13:23 +0000 (Mon, 05 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added missing @code{}'s in mpfr_fpif_import description. +------------------------------------------------------------------------ +r8643 | vlefevre | 2013-08-05 02:08:04 +0000 (Mon, 05 Aug 2013) | 6 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Replaced periods ending a sentence by "@." in the +following cases: when the preceding character is a capital letter +or a closing parenthesis following a capital letter (e.g. "NaN.", +"MPFR.", "MPFR).", etc). This is needed to get correct spacing in +the generated .info and PDF files with the next sentence of the +paragraph (when there is one). +------------------------------------------------------------------------ +r8642 | vlefevre | 2013-08-05 01:17:15 +0000 (Mon, 05 Aug 2013) | 4 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Removed the "check largest 2^k that is representable +as a long double" test based on macros LDBL_MAX and LDBL_EPSILON, which +are not correct in some C implementations. There is already another +"check the largest power of two" test, based on a loop, which is OK. +------------------------------------------------------------------------ +r8641 | zimmerma | 2013-08-04 10:53:07 +0000 (Sun, 04 Aug 2013) | 4 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] improve tests to avoid spurious errors for double-double + representation where MPFR_LDBL_MANT_DIG=106 and numbers + with 107 bits or more + +------------------------------------------------------------------------ +r8640 | vlefevre | 2013-08-02 23:24:44 +0000 (Fri, 02 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Document that log1p(-1) = -Inf. +------------------------------------------------------------------------ +r8639 | vlefevre | 2013-08-02 23:17:16 +0000 (Fri, 02 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8638 | vlefevre | 2013-08-02 23:15:42 +0000 (Fri, 02 Aug 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Moved mpfr_log1p & mpfr_expm1 after mpfr_log & mpfr_exp +respectively. +------------------------------------------------------------------------ +r8637 | vlefevre | 2013-08-02 08:29:06 +0000 (Fri, 02 Aug 2013) | 1 line +Changed paths: + M /trunk/tests/tset_ld.c + +[tests/tset_ld.c] Comment on LDBL_MAX. +------------------------------------------------------------------------ +r8636 | zimmerma | 2013-08-02 08:21:33 +0000 (Fri, 02 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] missing conversion from int to mpfr_rnd_t + +------------------------------------------------------------------------ +r8635 | zimmerma | 2013-08-02 07:26:02 +0000 (Fri, 02 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] improve error message + +------------------------------------------------------------------------ +r8634 | vlefevre | 2013-08-02 03:21:02 +0000 (Fri, 02 Aug 2013) | 1 line +Changed paths: + M /trunk/src/set_ld.c + +[src/set_ld.c] Corrected a comment. ------------------------------------------------------------------------ -r8683 | vlefevre | 2013-09-26 10:28:49 +0000 (Thu, 26 Sep 2013) | 3 lines +r8633 | vlefevre | 2013-08-01 14:15:30 +0000 (Thu, 01 Aug 2013) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/exp_2.c + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Completed specification of mpfr_lngamma and mpfr_lgamma +on 1 and 2 (result is +0). +------------------------------------------------------------------------ +r8632 | vlefevre | 2013-08-01 13:52:40 +0000 (Thu, 01 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved description of mpfr_rec_sqrt and mpfr_hypot. +------------------------------------------------------------------------ +r8631 | vlefevre | 2013-08-01 13:41:24 +0000 (Thu, 01 Aug 2013) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added terandom and tnrandom to svn:ignore property. +------------------------------------------------------------------------ +r8630 | vlefevre | 2013-08-01 13:34:41 +0000 (Thu, 01 Aug 2013) | 1 line +Changed paths: + M /trunk/src/acos.c + M /trunk/src/acosh.c + M /trunk/src/log.c + M /trunk/src/rec_sqrt.c + +[src] Improved some comments with "0", about its sign. +------------------------------------------------------------------------ +r8629 | vlefevre | 2013-08-01 13:33:33 +0000 (Thu, 01 Aug 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Completed specification on special numbers (±0, ±Inf). +------------------------------------------------------------------------ +r8628 | zimmerma | 2013-08-01 07:58:05 +0000 (Thu, 01 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] increase precision to take into account double-double encoding + +------------------------------------------------------------------------ +r8627 | zimmerma | 2013-08-01 07:10:05 +0000 (Thu, 01 Aug 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c + +[tset_ld.c] replaced error by warning when _GMP_IEEE_FLOATS is not defined + +------------------------------------------------------------------------ +r8625 | vlefevre | 2013-07-22 14:32:12 +0000 (Mon, 22 Jul 2013) | 4 lines +Changed paths: + M /trunk/src/mpfr-sassert.h + +[src/mpfr-sassert.h] Get rid of annoying warnings + typedef 'MPFR_ASSERT_xxx' locally defined but not used +with GCC 4.8+ (better than the non-portable solution r8618). Thanks to +Jonathan Wakely: http://gcc.gnu.org/ml/gcc-help/2013-07/msg00142.html +------------------------------------------------------------------------ +r8624 | zimmerma | 2013-07-22 12:06:18 +0000 (Mon, 22 Jul 2013) | 4 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] revert commit 8618 since it breaks hydra jobs i686-cygwin, + i686-freebsd, i686-solaris and x86_64-freebsd + (cf http://hydra.nixos.org/eval/955753) + +------------------------------------------------------------------------ +r8621 | vlefevre | 2013-07-22 02:20:41 +0000 (Mon, 22 Jul 2013) | 3 lines +Changed paths: + M /trunk/src/asinh.c + M /trunk/src/atanh.c + M /trunk/src/cosh.c + M /trunk/src/digamma.c + M /trunk/src/eint.c + M /trunk/src/erfc.c + M /trunk/src/exp2.c + M /trunk/src/factorial.c + M /trunk/src/init2.c + M /trunk/src/log10.c + M /trunk/src/log1p.c + M /trunk/src/log2.c + M /trunk/src/mpf2mpfr.h + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr-longlong.h + M /trunk/src/pow.c + M /trunk/src/pow_si.c + M /trunk/src/pow_z.c + M /trunk/src/rec_sqrt.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sum.c + M /trunk/src/tanh.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/vasprintf.c + M /trunk/src/zeta.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tprintf.c + M /trunk/tests/tset_si.c + M /trunk/tests/tsprintf.c + M /trunk/tools/mbench/timp.h + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/tuneup.c + +Applied patch 3 by OndÅ™ej BÃlka with some manual corrections, +fixing typos: + https://sympa.inria.fr/sympa/arc/mpfr/2013-07/msg00016.html +------------------------------------------------------------------------ +r8620 | vlefevre | 2013-07-22 02:04:00 +0000 (Mon, 22 Jul 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-longlong.h + M /trunk/src/round_raw_generic.c + M /trunk/src/strtofr.c + M /trunk/src/sub1sp.c + M /trunk/src/sum.c + M /trunk/src/zeta.c + +Applied patch 2 by OndÅ™ej BÃlka, fixing capitalization: + https://sympa.inria.fr/sympa/arc/mpfr/2013-07/msg00015.html +------------------------------------------------------------------------ +r8619 | vlefevre | 2013-07-22 02:01:45 +0000 (Mon, 22 Jul 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/nrandom.c + M /trunk/src/set_uj.c + M /trunk/src/sub1sp.c + M /trunk/src/vasprintf.c + M /trunk/tools/mbench/mpfr-v4.c + M /trunk/tools/mbench/mpfr-v6.c + +Applied patch 1 by OndÅ™ej BÃlka, fixing common typos: + https://sympa.inria.fr/sympa/arc/mpfr/2013-07/msg00014.html +------------------------------------------------------------------------ +r8618 | vlefevre | 2013-07-22 01:58:23 +0000 (Mon, 22 Jul 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Added -Wno-unused-local-typedefs flag to avoid spurious +"typedef 'MPFR_ASSERT_xxx' locally defined but not used" warnings due +to the implementation of static assertions. +------------------------------------------------------------------------ +r8617 | vlefevre | 2013-07-16 16:55:33 +0000 (Tue, 16 Jul 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +Slightly restructured doc/README.dev and mentioned C-Reduce. +------------------------------------------------------------------------ +r8616 | vlefevre | 2013-07-12 10:51:19 +0000 (Fri, 12 Jul 2013) | 4 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] If the gmp.h vs libgmp test fails, also output the value +of some variables (in case config.log is available, information can +also be retrieved from "Cache variables" and "Output variables" near +the end). +------------------------------------------------------------------------ +r8615 | zimmerma | 2013-07-12 07:28:18 +0000 (Fri, 12 Jul 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +revert temporary commit 8613 + +------------------------------------------------------------------------ +r8614 | vlefevre | 2013-07-11 11:33:12 +0000 (Thu, 11 Jul 2013) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Improved MPFR_CHECK_DBL2INT_BUG in case of failure +and added comments about that. +------------------------------------------------------------------------ +r8613 | zimmerma | 2013-07-11 10:07:51 +0000 (Thu, 11 Jul 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] temporary commit to investigate problem with i686-solaris on hydra + +------------------------------------------------------------------------ +r8612 | vlefevre | 2013-07-11 01:58:44 +0000 (Thu, 11 Jul 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] In the CC and CFLAGS setup from gmp.h, modified the +list of commands to select the C preprocessor since /lib/cpp isn't +the best choice under Solaris. +------------------------------------------------------------------------ +r8611 | vlefevre | 2013-07-11 01:38:47 +0000 (Thu, 11 Jul 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Moved AM_PROG_AR (introduced in r8546) after the +CC and CFLAGS setup from gmp.h, because AM_PROG_AR makes Autoconf +select a compiler (before it may be chosen from __GMP_CC). +------------------------------------------------------------------------ +r8610 | vlefevre | 2013-07-11 01:24:13 +0000 (Thu, 11 Jul 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] The test of CC and CFLAGS was done too late! Moved this +test earlier (checked on Debian/unstable with autoconf 2.69). +------------------------------------------------------------------------ +r8609 | vlefevre | 2013-07-10 15:24:00 +0000 (Wed, 10 Jul 2013) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved r8608 (gmp.h/libgmp on stderr). +------------------------------------------------------------------------ +r8608 | zimmerma | 2013-07-10 15:11:48 +0000 (Wed, 10 Jul 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] print also the versions of gmp.h/libgmp on stderr, hoping they + will appear on i686-solaris + +------------------------------------------------------------------------ +r8607 | zimmerma | 2013-07-10 14:44:20 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/src/exp_2.c + +[src/exp_2.c] removed useless instruction + +------------------------------------------------------------------------ +r8606 | vlefevre | 2013-07-10 14:09:19 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Corrected change in r8602 to get an error in the case +i == 0 and u != 1. +------------------------------------------------------------------------ +r8605 | zimmerma | 2013-07-10 13:48:43 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] added fflush to see versions of gmp.h/libgmp + +------------------------------------------------------------------------ +r8604 | vlefevre | 2013-07-10 13:12:20 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/src/exp_2.c [src/exp_2.c] Fixed undefined behavior (present in all MPFR versions) detected by "clang -fsanitize=undefined". -(merged changeset r8604 from the trunk) ------------------------------------------------------------------------ -r8545 | vlefevre | 2013-05-30 15:59:08 +0000 (Thu, 30 May 2013) | 2 lines +r8603 | vlefevre | 2013-07-10 13:06:51 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Suggest to test with "clang -fsanitize=undefined"; +see <http://blog.regehr.org/archives/963>. +------------------------------------------------------------------------ +r8602 | zimmerma | 2013-07-10 13:05:06 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +more helpful debug information + +------------------------------------------------------------------------ +r8601 | zimmerma | 2013-07-10 13:02:51 +0000 (Wed, 10 Jul 2013) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +added debug information for double-to-integer conversion bug + +------------------------------------------------------------------------ +r8600 | vlefevre | 2013-07-09 16:08:49 +0000 (Tue, 09 Jul 2013) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Updated a comment about ICC. +------------------------------------------------------------------------ +r8599 | vlefevre | 2013-07-09 16:00:39 +0000 (Tue, 09 Jul 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added URL about compiler detection. +------------------------------------------------------------------------ +r8595 | vlefevre | 2013-06-07 15:47:07 +0000 (Fri, 07 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Another update about signed and unsigned integer types. +------------------------------------------------------------------------ +r8594 | vlefevre | 2013-06-07 15:39:16 +0000 (Fri, 07 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about signed and unsigned integer types. +------------------------------------------------------------------------ +r8593 | zimmerma | 2013-06-07 14:16:40 +0000 (Fri, 07 Jun 2013) | 3 lines +Changed paths: + M /trunk/src/random_deviate.c + M /trunk/tests/Makefile.am + +[src/random_deviate.c] applied patch from Charles Karney +[tests/Makefile.am] reorder test files + +------------------------------------------------------------------------ +r8592 | vlefevre | 2013-06-07 12:00:23 +0000 (Fri, 07 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added URL's about C++ reserved keywords. +------------------------------------------------------------------------ +r8591 | zimmerma | 2013-06-07 11:35:57 +0000 (Fri, 07 Jun 2013) | 4 lines +Changed paths: + M /trunk/src/random_deviate.h + M /trunk/tests/tget_sj.c + M /trunk/tests/tset_si.c + +changed to allow compilation with C++: +[src/random_deviate.h] must declare the types before extern C {...} +[tests/tget_sj.c,tests/tset_si.c] "not" seems to be reserved in C++ + +------------------------------------------------------------------------ +r8590 | vlefevre | 2013-06-07 08:09:04 +0000 (Fri, 07 Jun 2013) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Slightly improved a bound under which mpfr_hypot +cannot have an internal underflow, thus is correct. +------------------------------------------------------------------------ +r8589 | vlefevre | 2013-06-06 23:39:56 +0000 (Thu, 06 Jun 2013) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Improved a test to avoid false positives. +------------------------------------------------------------------------ +r8588 | vlefevre | 2013-06-06 14:22:26 +0000 (Thu, 06 Jun 2013) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[doc/algorithms.tex] Updated/improved the proof of mpfr_hypot in the +scaling case. +------------------------------------------------------------------------ +r8587 | vlefevre | 2013-06-06 13:38:02 +0000 (Thu, 06 Jun 2013) | 2 lines +Changed paths: + M /trunk/src/hypot.c + +[src/hypot.c] Slightly improved scaling to avoid even more underflow +in the scaling of y or in its square. +------------------------------------------------------------------------ +r8586 | vlefevre | 2013-06-06 12:28:06 +0000 (Thu, 06 Jun 2013) | 1 line +Changed paths: + M /trunk/src/hypot.c + +[src/hypot.c] Added a comment on the FIXME. +------------------------------------------------------------------------ +r8585 | vlefevre | 2013-06-06 12:03:49 +0000 (Thu, 06 Jun 2013) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Removed useless and meaningless definitions. +------------------------------------------------------------------------ +r8584 | vlefevre | 2013-06-06 11:47:58 +0000 (Thu, 06 Jun 2013) | 3 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +[src] Moved mp_bitcnt_t definition for GMP < 5 from mpfr-gmp.h to +mpfr-impl.h (mpfr-gmp.h is only for definitions from GMP internals +as it is included only in builds without GMP internals). +------------------------------------------------------------------------ +r8583 | vlefevre | 2013-06-06 11:38:51 +0000 (Thu, 06 Jun 2013) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Fixed mp_bitcnt_t presence test. +------------------------------------------------------------------------ +r8582 | zimmerma | 2013-06-06 11:12:55 +0000 (Thu, 06 Jun 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +changed macro to typedef when mp_bitcnt_t is missing (for coherence with GMP) + +------------------------------------------------------------------------ +r8581 | zimmerma | 2013-06-06 06:53:57 +0000 (Thu, 06 Jun 2013) | 2 lines +Changed paths: + M /trunk/src/nrandom.c + M /trunk/src/random_deviate.c + +fixed compiler warnings + +------------------------------------------------------------------------ +r8580 | zimmerma | 2013-06-06 05:48:37 +0000 (Thu, 06 Jun 2013) | 3 lines Changed paths: - M /branches/3.1/tools/ck-copyright-notice + M /trunk/src/hypot.c + M /trunk/src/mpfr-gmp.h + +[mpfr-gmp.h] added replacement for mp_bitcnt_t +[hypot.c] added comment + +------------------------------------------------------------------------ +r8579 | zimmerma | 2013-06-05 15:29:17 +0000 (Wed, 05 Jun 2013) | 2 lines +Changed paths: + M /trunk/src/erandom.c + M /trunk/src/nrandom.c + M /trunk/src/random_deviate.c + M /trunk/src/random_deviate.h + +applied patch from Charles Karney + +------------------------------------------------------------------------ +r8578 | vlefevre | 2013-06-05 13:58:18 +0000 (Wed, 05 Jun 2013) | 2 lines +Changed paths: + M /trunk/README + +[README] Added ar-lib (due to AM_PROG_AR in r8546) and test-driver +(installed by Automake 1.12+). +------------------------------------------------------------------------ +r8574 | vlefevre | 2013-06-03 08:34:46 +0000 (Mon, 03 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8573 | vlefevre | 2013-06-02 19:07:51 +0000 (Sun, 02 Jun 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] In AM_INIT_AUTOMAKE, lowered Automake version requirement +to 1.11.2 (for AM_PROG_AR), as Ubuntu 12.04 LTS only has Automake 1.11.3 +(we assume that such distributions have a security patch). +------------------------------------------------------------------------ +r8572 | vlefevre | 2013-06-02 14:17:52 +0000 (Sun, 02 Jun 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] In AM_INIT_AUTOMAKE, require Automake 1.11.6 for +AM_PROG_AR and security reasons. +------------------------------------------------------------------------ +r8571 | vlefevre | 2013-06-02 13:59:51 +0000 (Sun, 02 Jun 2013) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +[NEWS,doc/mpfr.texi] New and deprecated functions in MPFR 3.2. +------------------------------------------------------------------------ +r8570 | vlefevre | 2013-06-02 13:47:38 +0000 (Sun, 02 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/grandom.c + +Spelling: gaussian -> Gaussian (Wikipedia, Wolfram MathWorld, dict). +------------------------------------------------------------------------ +r8569 | vlefevre | 2013-06-02 13:39:55 +0000 (Sun, 02 Jun 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Slight doc improvement for mpfr_grandom. +------------------------------------------------------------------------ +r8568 | zimmerma | 2013-06-01 11:05:15 +0000 (Sat, 01 Jun 2013) | 2 lines +Changed paths: + M /trunk/src/random_deviate.c + +added assertion + +------------------------------------------------------------------------ +r8567 | vlefevre | 2013-06-01 09:23:02 +0000 (Sat, 01 Jun 2013) | 1 line +Changed paths: + M /trunk/src/random_deviate.c + +[src/random_deviate.c] Updated a comment. +------------------------------------------------------------------------ +r8566 | zimmerma | 2013-06-01 08:35:30 +0000 (Sat, 01 Jun 2013) | 3 lines +Changed paths: + M /trunk/src/random_deviate.c + +in case mp_limb_t is smaller than unsigned long, use alternate code for +highest_bit_idx + +------------------------------------------------------------------------ +r8565 | vlefevre | 2013-06-01 00:50:16 +0000 (Sat, 01 Jun 2013) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Update for random_deviate. +------------------------------------------------------------------------ +r8564 | vlefevre | 2013-06-01 00:46:16 +0000 (Sat, 01 Jun 2013) | 1 line +Changed paths: + M /trunk/src/nrandom.c + +[src/nrandom.c] Corrected indentation. +------------------------------------------------------------------------ +r8563 | vlefevre | 2013-06-01 00:37:16 +0000 (Sat, 01 Jun 2013) | 1 line +Changed paths: + M /trunk/src/random_deviate.h + +[src/random_deviate.h] Fixed a typo in a macro name. +------------------------------------------------------------------------ +r8562 | vlefevre | 2013-06-01 00:33:47 +0000 (Sat, 01 Jun 2013) | 1 line +Changed paths: + M /trunk/src/random_deviate.c + +[src/random_deviate.c] Removed trailing spaces. +------------------------------------------------------------------------ +r8561 | vlefevre | 2013-06-01 00:32:35 +0000 (Sat, 01 Jun 2013) | 2 lines +Changed paths: + M /trunk + +Added ar-lib to svn:ignore property (this script comes from Automake, +due to the use of AM_PROG_AR in configure.ac as of r8546). +------------------------------------------------------------------------ +r8560 | vlefevre | 2013-05-31 16:11:47 +0000 (Fri, 31 May 2013) | 3 lines +Changed paths: + M /trunk/tests/memory.c + +[tests/memory.c] Added a FIXME comment about the time complexity of +tests_memory_find (Paul Zimmermann noticed that tgrandom on a large +value takes a lot of time, probably because of that). +------------------------------------------------------------------------ +r8559 | zimmerma | 2013-05-31 15:14:44 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + +updated NEWS and contribution section in mpfr.texi + +------------------------------------------------------------------------ +r8558 | zimmerma | 2013-05-31 14:55:53 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/random_deviate.c + +#include <...> -> #include "..." for local files + +------------------------------------------------------------------------ +r8557 | zimmerma | 2013-05-31 14:46:39 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/random_deviate.c + +removed obsolete comment + +------------------------------------------------------------------------ +r8556 | zimmerma | 2013-05-31 13:34:12 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/nrandom.c + +GNU style + +------------------------------------------------------------------------ +r8555 | zimmerma | 2013-05-31 13:28:51 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/erandom.c + +GNU style + +------------------------------------------------------------------------ +r8554 | zimmerma | 2013-05-31 13:25:41 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/random_deviate.c + +GNU style + +------------------------------------------------------------------------ +r8553 | zimmerma | 2013-05-31 12:55:49 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + A /trunk/tests/terandom.c + A /trunk/tests/tnrandom.c + +added tests files for mpfr_nrandom and mpfr_erandom + +------------------------------------------------------------------------ +r8552 | zimmerma | 2013-05-31 12:43:52 +0000 (Fri, 31 May 2013) | 3 lines +Changed paths: + M /trunk/src/random_deviate.c + +removed RANDOM_SIMPLE=1 stuff (this was an alternate slower implementation). +Kept in svn history as a reference. + +------------------------------------------------------------------------ +r8551 | zimmerma | 2013-05-31 12:40:37 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/src/nrandom.c + +removed mpfr_grandom_alt (likewise previous commit) + +------------------------------------------------------------------------ +r8550 | zimmerma | 2013-05-31 12:39:03 +0000 (Fri, 31 May 2013) | 4 lines +Changed paths: + M /trunk/src/random_deviate.c + +removed mpfr_urandom_alt (slower than mpfr_urandom, but it can be recovered +from the svn history to illustrate one of the basic properties of a newly +initialized mpfr_random_deviate_t) + +------------------------------------------------------------------------ +r8549 | zimmerma | 2013-05-31 12:36:40 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + D /trunk/src/mpfr_random.h + M /trunk/src/random_deviate.h + +removed mpfr_random.h, headers are in mpfr.h + +------------------------------------------------------------------------ +r8548 | zimmerma | 2013-05-31 12:30:01 +0000 (Fri, 31 May 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + A /trunk/src/erandom.c + M /trunk/src/mpfr.h + A /trunk/src/mpfr_random.h + A /trunk/src/nrandom.c + A /trunk/src/random_deviate.c + A /trunk/src/random_deviate.h + +original contribution from Charles Karney <charles.karney@sri.com> + +------------------------------------------------------------------------ +r8547 | vlefevre | 2013-05-30 17:34:52 +0000 (Thu, 30 May 2013) | 1 line +Changed paths: + D /trunk/tools/update-patchv + +Removed obsolete tools/update-patchv script. Use update-version instead. +------------------------------------------------------------------------ +r8546 | vlefevre | 2013-05-30 16:03:49 +0000 (Thu, 30 May 2013) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Added AM_PROG_AR to support unusual archivers +(after a warning from Automake 1.13). +------------------------------------------------------------------------ +r8544 | vlefevre | 2013-05-30 15:57:33 +0000 (Thu, 30 May 2013) | 1 line +Changed paths: + M /trunk/tools/ck-copyright-notice [tools/ck-copyright-notice] Update for copyright year ranges. -(merged changeset r8544 from the trunk) ------------------------------------------------------------------------ -r8543 | vlefevre | 2013-05-30 15:55:09 +0000 (Thu, 30 May 2013) | 1 line +r8542 | vlefevre | 2013-05-30 15:54:39 +0000 (Thu, 30 May 2013) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r8541 | vlefevre | 2013-05-30 15:53:34 +0000 (Thu, 30 May 2013) | 2 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/Makefile.am - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/amd/amdfam10/mparam.h - M /branches/3.1/src/amd/athlon/mparam.h - M /branches/3.1/src/amd/k8/mparam.h - M /branches/3.1/src/arm/mparam.h - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M 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/trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tools/mbench/Makefile + M /trunk/tools/mbench/generate.c + M /trunk/tools/mbench/mfv5-arprec.cc + M /trunk/tools/mbench/mfv5-cln.cc + M /trunk/tools/mbench/mfv5-crlibm.cc + M /trunk/tools/mbench/mfv5-libc.cc + M /trunk/tools/mbench/mfv5-lidia.cc + M /trunk/tools/mbench/mfv5-mpf.cc + M /trunk/tools/mbench/mfv5-mpfr.cc + M /trunk/tools/mbench/mfv5-ntl.cc + M /trunk/tools/mbench/mfv5-pari.cc + M /trunk/tools/mbench/mfv5-void.cc + M /trunk/tools/mbench/mfv5.cc + M /trunk/tools/mbench/mfv5.h + M /trunk/tools/mbench/mpfr-gfx.c + M /trunk/tools/mbench/mpfr-v4.c + M /trunk/tools/mbench/mpfr-v6.c + M /trunk/tools/mbench/timp.h + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Use copyright year ranges, following http://www.gnu.org/prep/maintain/maintain.html#Copyright-Notices ------------------------------------------------------------------------ -r8538 | vlefevre | 2013-05-30 13:51:40 +0000 (Thu, 30 May 2013) | 1 line +r8537 | vlefevre | 2013-05-30 13:51:01 +0000 (Thu, 30 May 2013) | 1 line Changed paths: - M /branches/3.1/tests + M /trunk/tests [tests] Added *.log and *.trs to svn:ignore property. ------------------------------------------------------------------------ -r8535 | vlefevre | 2013-05-30 13:22:23 +0000 (Thu, 30 May 2013) | 1 line +r8536 | vlefevre | 2013-05-30 13:44:55 +0000 (Thu, 30 May 2013) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] Update about configure default options. +------------------------------------------------------------------------ +r8534 | vlefevre | 2013-05-30 13:21:33 +0000 (Thu, 30 May 2013) | 1 line Changed paths: - M /branches/3.1 + M /trunk Added test-driver (from Automake 1.12+) to svn:ignore property. ------------------------------------------------------------------------ -r8486 | vlefevre | 2013-03-13 21:48:23 +0000 (Wed, 13 Mar 2013) | 1 line +r8532 | vlefevre | 2013-05-24 15:17:52 +0000 (Fri, 24 May 2013) | 1 line Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/configure.ac -Updated version to 3.1.3-dev. +[configure.ac] Updated comment about -mieee-fp icc option. ------------------------------------------------------------------------ -r8484 | vlefevre | 2013-03-13 15:33:33 +0000 (Wed, 13 Mar 2013) | 1 line +r8531 | thevenyp | 2013-05-24 14:42:52 +0000 (Fri, 24 May 2013) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tests/tprintf.c + +[tests/tprintf] remove tests of invalid format (continuation of r8525). -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r8482 | vlefevre | 2013-03-13 15:29:32 +0000 (Wed, 13 Mar 2013) | 1 line +r8530 | thevenyp | 2013-05-24 14:39:58 +0000 (Fri, 24 May 2013) | 3 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Support all length modifiers defined by ISO C99, even if the + corresponding type is not detected by configure (continuation of r8525). -Updated version to 3.1.2. ------------------------------------------------------------------------ -r8480 | vlefevre | 2013-03-13 01:00:16 +0000 (Wed, 13 Mar 2013) | 2 lines +r8529 | vlefevre | 2013-05-24 13:59:10 +0000 (Fri, 24 May 2013) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/configure.ac -[configure.ac] Corrected comment on clock_gettime. -(merged changeset r8446 from the trunk) +[configure.ac] For ICC, changed the deprecated -mp option to the +equivalent one -mieee-fp; added a comment about that. ------------------------------------------------------------------------ -r8479 | zimmerma | 2013-03-12 09:37:20 +0000 (Tue, 12 Mar 2013) | 4 lines +r8528 | thevenyp | 2013-05-24 12:59:13 +0000 (Fri, 24 May 2013) | 3 lines Changed paths: - M /branches/3.1/configure.ac - M /branches/3.1/tune/Makefile.am + M /trunk/src/vasprintf.c -(merged changeset 8443-8445 from the trunk) -Tuning: reverted changeset r8444 and applied patch by Patrick Pélissier -for GMP 5.1.0 to link against librt conditionally. +[src/vasprintf.c] Always support 't' and 'L' length modifiers, but don't + test them if configure doesn't find the corresponding type. + +------------------------------------------------------------------------ +r8527 | thevenyp | 2013-05-24 12:31:17 +0000 (Fri, 24 May 2013) | 4 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tprintf.c + +Printing invalid format specifiers (continuation of r8525) +[src/vasprintf.c] Add comments. +[tests/tprintf.c] Simplify tests. + +------------------------------------------------------------------------ +r8526 | zimmerma | 2013-05-24 12:01:07 +0000 (Fri, 24 May 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + M /trunk/src/mpfr-impl.h + +new macro MPFR_MAYBE_UNUSED to avoid compiler warnings + +------------------------------------------------------------------------ +r8525 | thevenyp | 2013-05-23 16:24:57 +0000 (Thu, 23 May 2013) | 3 lines +Changed paths: + M /trunk/src/vasprintf.c + M /trunk/tests/tprintf.c + +[src/vasprintf.c] Print invalid format specifier instead of returning an error code, as in GMP. +[tests/tprintf.c] Modify tests for invalid format. + +------------------------------------------------------------------------ +r8524 | zimmerma | 2013-05-22 15:11:42 +0000 (Wed, 22 May 2013) | 3 lines +Changed paths: + M /trunk/configure.ac + +try to link with GMP even when a dll, since it seems to work now +(see https://sympa.inria.fr/sympa/arc/mpfr/2013-05/msg00010.html) + +------------------------------------------------------------------------ +r8523 | zimmerma | 2013-05-22 11:50:08 +0000 (Wed, 22 May 2013) | 5 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/vasprintf.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tprintf.c + M /trunk/tests/tsprintf.c + +replaced macros NPRINTF_T and NPRINTF_L by positive versions +PRINTF_T and PRINTF_L, now we don't assume that %td and %Lf are supported +when we don't check it (for example when cross-compiling, or under Windows +when GMP is a dynamic library) + +------------------------------------------------------------------------ +r8522 | zimmerma | 2013-05-22 10:20:30 +0000 (Wed, 22 May 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +fixed typo + +------------------------------------------------------------------------ +r8520 | vlefevre | 2013-05-15 23:12:07 +0000 (Wed, 15 May 2013) | 2 lines +Changed paths: + M /trunk/Makefile.am + +[Makefile.am] Added a comment about ACLOCAL_AMFLAGS, based on the +GNU Automake 1.13.2 release notes. +------------------------------------------------------------------------ +r8514 | vlefevre | 2013-04-17 08:28:45 +0000 (Wed, 17 Apr 2013) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] With clang, do not use GCC's self-initialization trick +as it generates a warning, though clang claims GCC compatibility. +------------------------------------------------------------------------ +r8511 | zimmerma | 2013-04-04 07:06:13 +0000 (Thu, 04 Apr 2013) | 2 lines +Changed paths: + M /trunk/doc/algorithms.tex + +[algorithms.tex] added reference + +------------------------------------------------------------------------ +r8506 | zimmerma | 2013-03-26 14:05:57 +0000 (Tue, 26 Mar 2013) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] added item + +------------------------------------------------------------------------ +r8504 | vlefevre | 2013-03-18 17:19:21 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/src/fits_intmax.c + +[src/fits_intmax.c] Corrected a comment. +------------------------------------------------------------------------ +r8503 | vlefevre | 2013-03-18 17:13:32 +0000 (Mon, 18 Mar 2013) | 4 lines +Changed paths: + M /trunk/src/fits_u.h + M /trunk/src/fits_uintmax.c + +[src/{fits_u.h,fits_uintmax.c}] Fixed the mpfr_fits_u*_p functions, +which incorrectly returned 0 ("doesn't fit") on negative arguments +when the rounding to an integer was 0. The fits_uintmax.c file now +uses fits_u.h for consistency. +------------------------------------------------------------------------ +r8502 | vlefevre | 2013-03-18 16:32:08 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Use error numbers to know where an error occurred. +------------------------------------------------------------------------ +r8501 | vlefevre | 2013-03-18 14:24:16 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/src/fits_uintmax.c + +[src/fits_uintmax.c] Replaced an obsolete comment by a TODO. +------------------------------------------------------------------------ +r8500 | vlefevre | 2013-03-18 12:54:04 +0000 (Mon, 18 Mar 2013) | 2 lines +Changed paths: + M /trunk/tests/tget_sj.c + +[tests/tget_sj.c] Added mpfr_get_uj tests on small negative op, +similar to what has been done for mpfr_get_ui in r8498,8499. +------------------------------------------------------------------------ +r8499 | vlefevre | 2013-03-18 12:50:56 +0000 (Mon, 18 Mar 2013) | 2 lines +Changed paths: + M /trunk/tests/tset_si.c +[tests/tset_si.c] Minor type correction for r8498 (this shouldn't matter +because the value is normally small, but perhaps not in case of bug). ------------------------------------------------------------------------ -r8478 | vlefevre | 2013-03-12 02:20:01 +0000 (Tue, 12 Mar 2013) | 2 lines +r8498 | vlefevre | 2013-03-18 12:44:09 +0000 (Mon, 18 Mar 2013) | 1 line Changed paths: - M /branches/3.1/INSTALL + M /trunk/tests/tset_si.c + +[tests/tset_si.c] Added mpfr_get_ui tests on small negative op. +------------------------------------------------------------------------ +r8497 | vlefevre | 2013-03-18 12:18:31 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/tests/tset_si.c + +[tests/tset_si.c] Corrected comment. +------------------------------------------------------------------------ +r8496 | vlefevre | 2013-03-18 12:09:34 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8495 | vlefevre | 2013-03-18 12:08:34 +0000 (Mon, 18 Mar 2013) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved documentation of the conversions to an integer +(mpfr_get_si, mpfr_get_ui, mpfr_get_sj, mpfr_get_uj). +------------------------------------------------------------------------ +r8494 | vlefevre | 2013-03-18 11:56:17 +0000 (Mon, 18 Mar 2013) | 2 lines +Changed paths: + M /trunk/tests/tfits.c + +[tests/tfits.c] Added tests, in particular for small negative op +and in non-RNDN rounding modes; tfits currently fails. +------------------------------------------------------------------------ +r8493 | vlefevre | 2013-03-18 02:50:23 +0000 (Mon, 18 Mar 2013) | 1 line +Changed paths: + M /trunk/tools/announce-text + +[tools/announce-text] Added short text about what GNU MPFR is. +------------------------------------------------------------------------ +r8483 | vlefevre | 2013-03-13 15:31:32 +0000 (Wed, 13 Mar 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Removed a duplicate word. +------------------------------------------------------------------------ +r8477 | vlefevre | 2013-03-12 02:18:35 +0000 (Tue, 12 Mar 2013) | 1 line +Changed paths: + M /trunk/INSTALL [INSTALL] Added a paragraph about Cygwin and threading. -(merged changeset r8477 from the trunk) ------------------------------------------------------------------------ -r8476 | vlefevre | 2013-03-12 00:11:18 +0000 (Tue, 12 Mar 2013) | 3 lines +r8475 | vlefevre | 2013-03-12 00:07:19 +0000 (Tue, 12 Mar 2013) | 1 line Changed paths: - M /branches/3.1/INSTALL + M /trunk/INSTALL [INSTALL] Improved information on patches. -(merged changeset r8475 from the trunk, after temporarily reverted -to 3.2.0-dev with tools/update-version for the merge) ------------------------------------------------------------------------ -r8471 | vlefevre | 2013-03-08 12:06:54 +0000 (Fri, 08 Mar 2013) | 1 line +r8474 | vlefevre | 2013-03-11 00:43:52 +0000 (Mon, 11 Mar 2013) | 1 line +Changed paths: + M /trunk/tools/announce-text + +[tools/announce-text] Added text about how to verify the signatures. +------------------------------------------------------------------------ +r8473 | vlefevre | 2013-03-11 00:22:33 +0000 (Mon, 11 Mar 2013) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated "To make a release" about the web pages. +------------------------------------------------------------------------ +r8469 | vlefevre | 2013-03-08 11:55:17 +0000 (Fri, 08 Mar 2013) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/doc/README.dev -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[doc/README.dev] Added info about update-version and ck-version-info. ------------------------------------------------------------------------ -r8470 | vlefevre | 2013-03-08 11:59:32 +0000 (Fri, 08 Mar 2013) | 2 lines +r8462 | vlefevre | 2013-03-05 01:05:49 +0000 (Tue, 05 Mar 2013) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Clean-up. Improved consistency. +------------------------------------------------------------------------ +r8461 | vlefevre | 2013-03-04 03:45:19 +0000 (Mon, 04 Mar 2013) | 2 lines +Changed paths: + M /trunk/examples/ReadMe + M /trunk/examples/divworst.c + M /trunk/examples/rndo-add.c + M /trunk/examples/sample.c + M /trunk/examples/version.c -Updated version to 3.1.2-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[examples] Replaced the old rounding mode macros (GMP_RNDN, etc.) by the +new ones (MPFR_RNDN, etc.) in the *.c files; updated ReadMe file. ------------------------------------------------------------------------ -r8468 | vlefevre | 2013-03-08 11:44:47 +0000 (Fri, 08 Mar 2013) | 1 line +r8460 | vlefevre | 2013-03-04 03:41:45 +0000 (Mon, 04 Mar 2013) | 1 line Changed paths: - M /branches/3.1/NEWS + M /trunk/doc/update-faq -[NEWS] Update for GNU MPFR 3.1.2. +[doc/update-faq] Removed the now useless s/GMP_RND/MPFR_RND/ rewriting. ------------------------------------------------------------------------ -r8466 | vlefevre | 2013-03-08 00:34:36 +0000 (Fri, 08 Mar 2013) | 1 line +r8458 | vlefevre | 2013-03-04 02:44:00 +0000 (Mon, 04 Mar 2013) | 3 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/faq.xsl + M /trunk/doc/update-faq + +[doc] Slightly modified faq.xsl to avoid libxslt bug 377440, and +moved the addition of special CSS comments for XML compatibility +from update-faq to faq.xsl file. +------------------------------------------------------------------------ +r8457 | vlefevre | 2013-03-01 15:25:44 +0000 (Fri, 01 Mar 2013) | 1 line +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Avoid mpfr_set_d. +------------------------------------------------------------------------ +r8456 | vlefevre | 2013-03-01 15:20:53 +0000 (Fri, 01 Mar 2013) | 2 lines +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Avoid mpfr_set_d as the results may depend on the C +implementation. +------------------------------------------------------------------------ +r8448 | vlefevre | 2013-01-03 05:09:01 +0000 (Thu, 03 Jan 2013) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r8465 | vlefevre | 2013-03-08 00:33:22 +0000 (Fri, 08 Mar 2013) | 5 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/Makefile.am - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/Makefile.am - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/amd/amdfam10/mparam.h - M /branches/3.1/src/amd/athlon/mparam.h - M /branches/3.1/src/amd/k8/mparam.h - M /branches/3.1/src/arm/mparam.h - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_sint.c - M /branches/3.1/src/fits_slong.c - M /branches/3.1/src/fits_sshort.c - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uint.c - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/src/fits_ulong.c - M /branches/3.1/src/fits_ushort.c - M /branches/3.1/src/fma.c - M /branches/3.1/src/fms.c - M /branches/3.1/src/frac.c - M /branches/3.1/src/free_cache.c - M /branches/3.1/src/frexp.c - M /branches/3.1/src/gamma.c - M /branches/3.1/src/gammaonethird.c - M /branches/3.1/src/gen_inverse.h - M /branches/3.1/src/generic/mparam.h - M /branches/3.1/src/get_d.c - M /branches/3.1/src/get_d64.c - M /branches/3.1/src/get_exp.c - M /branches/3.1/src/get_f.c - M /branches/3.1/src/get_flt.c - M /branches/3.1/src/get_ld.c - M /branches/3.1/src/get_si.c - M /branches/3.1/src/get_sj.c - M /branches/3.1/src/get_str.c - M /branches/3.1/src/get_ui.c - M /branches/3.1/src/get_uj.c - M /branches/3.1/src/get_z.c - M /branches/3.1/src/get_z_exp.c - M /branches/3.1/src/gmp_op.c - M /branches/3.1/src/grandom.c - M /branches/3.1/src/hppa/mparam.h - M /branches/3.1/src/hypot.c - M /branches/3.1/src/ia64/mparam.h - M /branches/3.1/src/ieee_floats.h - M /branches/3.1/src/init.c - M /branches/3.1/src/init2.c - M /branches/3.1/src/inits.c - M /branches/3.1/src/inits2.c - M /branches/3.1/src/inp_str.c - M /branches/3.1/src/int_ceil_log2.c - M /branches/3.1/src/isinf.c - M /branches/3.1/src/isinteger.c - M /branches/3.1/src/isnan.c - M /branches/3.1/src/isnum.c - M /branches/3.1/src/isqrt.c - M /branches/3.1/src/isregular.c - M /branches/3.1/src/iszero.c - M /branches/3.1/src/jn.c - M /branches/3.1/src/jyn_asympt.c - M /branches/3.1/src/li2.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/src/log.c - M /branches/3.1/src/log10.c - M /branches/3.1/src/log1p.c - M /branches/3.1/src/log2.c - M /branches/3.1/src/logging.c - M /branches/3.1/src/min_prec.c - M /branches/3.1/src/minmax.c - M /branches/3.1/src/modf.c - M /branches/3.1/src/mp_clz_tab.c - M /branches/3.1/src/mparam_h.in - M /branches/3.1/src/mpf2mpfr.h - M /branches/3.1/src/mpfr-gmp.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr-intmax.h - M /branches/3.1/src/mpfr-longlong.h - M /branches/3.1/src/mpfr-thread.h - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/mpn_exp.c - M /branches/3.1/src/mul.c - M /branches/3.1/src/mul_2exp.c - M /branches/3.1/src/mul_2si.c - M /branches/3.1/src/mul_2ui.c - M /branches/3.1/src/mul_d.c - M /branches/3.1/src/mul_ui.c - M /branches/3.1/src/mulders.c - M /branches/3.1/src/neg.c - M /branches/3.1/src/next.c - M /branches/3.1/src/out_raw.c - M /branches/3.1/src/out_str.c - M /branches/3.1/src/pow.c - M /branches/3.1/src/pow_si.c - M /branches/3.1/src/pow_ui.c - M /branches/3.1/src/pow_z.c - M /branches/3.1/src/powerof2.c - M /branches/3.1/src/powerpc32/mparam.h - M /branches/3.1/src/powerpc64/mparam.h - M /branches/3.1/src/print_raw.c - M /branches/3.1/src/print_rnd_mode.c - M /branches/3.1/src/printf.c - M /branches/3.1/src/rec_sqrt.c - M /branches/3.1/src/reldiff.c - M /branches/3.1/src/rem1.c - M /branches/3.1/src/rint.c - M /branches/3.1/src/root.c - M /branches/3.1/src/round_near_x.c - M /branches/3.1/src/round_p.c - M /branches/3.1/src/round_prec.c - M /branches/3.1/src/round_raw_generic.c - M /branches/3.1/src/scale2.c - M /branches/3.1/src/sec.c - M /branches/3.1/src/sech.c - M /branches/3.1/src/set.c - M /branches/3.1/src/set_d.c - M /branches/3.1/src/set_d64.c - M /branches/3.1/src/set_dfl_prec.c - M /branches/3.1/src/set_exp.c - M /branches/3.1/src/set_f.c - M /branches/3.1/src/set_flt.c - M /branches/3.1/src/set_inf.c - M /branches/3.1/src/set_ld.c - M /branches/3.1/src/set_nan.c - M 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/trunk/src/x86_64/corei5/mparam.h + M /trunk/src/x86_64/pentium4/mparam.h + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabort_defalloc1.c + M /trunk/tests/tabort_defalloc2.c + M /trunk/tests/tabort_prec_max.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tassert.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfpif.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/trndna.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_float128.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Copyright notice update: added 2013 with perl -pi -e 's/2012 Free Software/2012, 2013 Free Software/' **/*(^/) -under zsh, reverting the ChangeLog file (the m4 and tools/mbench -directories were not modified). +under zsh, reverting the ChangeLog file and the m4 directory +(the tools/mbench directory was not modified). Removed 2012 from the example in the doc/README.dev file. ------------------------------------------------------------------------ -r8464 | vlefevre | 2013-03-08 00:28:01 +0000 (Fri, 08 Mar 2013) | 3 lines +r8446 | vlefevre | 2013-01-03 04:38:45 +0000 (Thu, 03 Jan 2013) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/examples/ReadMe - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c + M /trunk/configure.ac -[examples] Replaced the old rounding mode macros (GMP_RNDN, etc.) by the -new ones (MPFR_RNDN, etc.) in the *.c files; updated ReadMe file. -(merged changeset r8461 from the trunk) +[configure.ac] Corrected comment on clock_gettime (from r8445). ------------------------------------------------------------------------ -r8463 | vlefevre | 2013-03-08 00:26:52 +0000 (Fri, 08 Mar 2013) | 5 lines +r8445 | vlefevre | 2012-12-31 15:42:02 +0000 (Mon, 31 Dec 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/faq.xsl - M /branches/3.1/doc/update-faq + M /trunk/configure.ac + M /trunk/tune/Makefile.am + +Tuning: reverted changeset r8444 and applied patch by Patrick Pélissier +for GMP 5.1.0 to link against librt conditionally. +------------------------------------------------------------------------ +r8444 | zimmerma | 2012-12-31 09:43:09 +0000 (Mon, 31 Dec 2012) | 2 lines +Changed paths: + M /trunk/tune/Makefile.am + +[Makefile.am] -lrt is needed for clock_gettime() [undefined with GMP 5.1.0] + +------------------------------------------------------------------------ +r8443 | vlefevre | 2012-12-21 17:02:51 +0000 (Fri, 21 Dec 2012) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Added a TODO. +------------------------------------------------------------------------ +r8442 | vlefevre | 2012-12-21 16:50:34 +0000 (Fri, 21 Dec 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added an assert on MPFR_PREC_MIN because the code seems +to be based on this (always true with the current value). +------------------------------------------------------------------------ +r8441 | vlefevre | 2012-12-21 16:37:16 +0000 (Fri, 21 Dec 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Minor corrections of mpfr_fpif_import documentation. +------------------------------------------------------------------------ +r8440 | demengeo | 2012-12-21 12:42:15 +0000 (Fri, 21 Dec 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/fpif.c + +mpfr_fpif_import now check precision size. Documentation updated for mpfr_fpif_import. +------------------------------------------------------------------------ +r8439 | vlefevre | 2012-12-20 03:52:41 +0000 (Thu, 20 Dec 2012) | 2 lines +Changed paths: + M /trunk/src/get_f.c + M /trunk/src/mpfr-gmp.h + M /trunk/tests/tadd.c + M /trunk/tests/tgeneric.c + +Compatibility with GMP 5.1.0 when gmp-impl.h is included (thanks to Rob: +https://sympa.inria.fr/sympa/arc/mpfr/2012-12/msg00003.html); clean-up. +------------------------------------------------------------------------ +r8437 | vlefevre | 2012-12-12 10:35:20 +0000 (Wed, 12 Dec 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added a FIXME comment in mpfr_fpif_import concerning the +precision. +------------------------------------------------------------------------ +r8436 | vlefevre | 2012-12-11 23:51:12 +0000 (Tue, 11 Dec 2012) | 3 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added comments. Fixed mpfr_fpif_read_precision_from_file +in the case where the precision size > sizeof(mpfr_prec_t) and/or when +the read precision is too large (as mpfr_prec_t is signed). +------------------------------------------------------------------------ +r8435 | zimmerma | 2012-12-11 20:49:49 +0000 (Tue, 11 Dec 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[fpif.c] completed FIXME + +------------------------------------------------------------------------ +r8434 | vlefevre | 2012-12-08 09:39:25 +0000 (Sat, 08 Dec 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] Added a FIXME comment: large precisions read from the file +can trigger undefined behavior if sizeof(mpfr_prec_t) is too small. +------------------------------------------------------------------------ +r8433 | demengeo | 2012-12-07 16:03:06 +0000 (Fri, 07 Dec 2012) | 1 line +Changed paths: + M /trunk/src/fpif.c + +Fixed stack overflow bug in fpif.c +------------------------------------------------------------------------ +r8432 | vlefevre | 2012-12-05 17:38:38 +0000 (Wed, 05 Dec 2012) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +[acinclude.m4,configure.ac] Moved the "double-to-integer conversion bug" +test after the gmp.h detection as it uses gmp.h (otherwise one gets an +incorrect error on this test if gmp.h can't be found or is unusable). +------------------------------------------------------------------------ +r8430 | vlefevre | 2012-12-03 15:04:33 +0000 (Mon, 03 Dec 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Removed a useless comma from r8428. +------------------------------------------------------------------------ +r8429 | vlefevre | 2012-12-03 15:02:23 +0000 (Mon, 03 Dec 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8428 | vlefevre | 2012-12-03 15:00:58 +0000 (Mon, 03 Dec 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated warning in mpfr_min_prec description, +in particular for the use with mpfr_prec_round. +------------------------------------------------------------------------ +r8425 | vlefevre | 2012-10-17 23:10:24 +0000 (Wed, 17 Oct 2012) | 2 lines +Changed paths: + M /trunk/src/set_uj.c + +[src/set_uj.c] Change to help the compiler to detect dead code, +improving the coverage (from a patch by Patrick Pélissier). +------------------------------------------------------------------------ +r8424 | vlefevre | 2012-10-17 22:56:04 +0000 (Wed, 17 Oct 2012) | 1 line +Changed paths: + M /trunk/src/get_d64.c + +[src/get_d64.c] Added a const (thanks to Patrick Pélissier). +------------------------------------------------------------------------ +r8423 | vlefevre | 2012-10-10 08:35:59 +0000 (Wed, 10 Oct 2012) | 10 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/mpfr-impl.h + M /trunk/tests/tsprintf.c + +[acinclude.m4] Check struct lconv members (from <locale.h>) to avoid a + build failure under Android, which does not have them; see + https://sympa.inria.fr/sympa/arc/mpfr/2012-10/msg00002.html +[src/mpfr-impl.h] Decimal point / thousands separator support can now be + detected automatically by configure (from the presence of <locale.h> + and the above members) or explicitly disabled/enabled by the user by + defining the MPFR_LCONV_DPTS macro to 0 or 1 via CFLAGS (a configure + switch might be added in the future). +[tests/tsprintf.c] Do the locale_da_DK test only if MPFR_LCONV_DPTS is + true. +------------------------------------------------------------------------ +r8422 | vlefevre | 2012-09-29 23:23:59 +0000 (Sat, 29 Sep 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Note about GNU extensions and ICC. +------------------------------------------------------------------------ +r8420 | vlefevre | 2012-09-20 10:09:28 +0000 (Thu, 20 Sep 2012) | 3 lines +Changed paths: + M /trunk/src/get_float128.c + M /trunk/src/set_float128.c + +[get_float128.c,set_float128.c] Avoid an empty translation unit +(forbidden by ISO C, detected with gcc -ansi -pedantic-errors) +when MPFR_WANT_FLOAT128 is not defined. +------------------------------------------------------------------------ +r8419 | vlefevre | 2012-09-20 09:33:30 +0000 (Thu, 20 Sep 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/rndna.c + M /trunk/tests/trndna.c + +Applied patch (with minor changes) by Patrick Pélissier to improve +the mpfr_round_nearest_away interface. +------------------------------------------------------------------------ +r8418 | zimmerma | 2012-09-12 07:05:13 +0000 (Wed, 12 Sep 2012) | 2 lines +Changed paths: + M /trunk/tools/nightly-test + +[nightly-test] modified so that decimal floats are tested (with gcc) + +------------------------------------------------------------------------ +r8417 | vlefevre | 2012-09-05 11:21:00 +0000 (Wed, 05 Sep 2012) | 1 line +Changed paths: + M /trunk/src/set_d64.c + +Removed trailing whitespace. +------------------------------------------------------------------------ +r8416 | vlefevre | 2012-09-05 11:20:03 +0000 (Wed, 05 Sep 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8415 | vlefevre | 2012-09-04 13:19:54 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] Improved error message when the compiler doesn't know +_Decimal64 (if MPFR is built with --enable-decimal-float). +------------------------------------------------------------------------ +r8414 | zimmerma | 2012-09-04 13:01:41 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + +revert changeset r8412 (_Decimal64 might be defined in C++, but not as a macro) + +------------------------------------------------------------------------ +r8413 | zimmerma | 2012-09-04 12:43:47 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + +updated documentation wrt --enable-decimal-float + +------------------------------------------------------------------------ +r8412 | zimmerma | 2012-09-04 12:36:52 +0000 (Tue, 04 Sep 2012) | 3 lines +Changed paths: + M /trunk/configure.ac + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + +added support for --enable-decimal-float with g++ (does not work with icpc, + the Intel C++ compiler) + +------------------------------------------------------------------------ +r8411 | zimmerma | 2012-09-04 10:14:31 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/tests/tl2b.c + +[tests/tl2b.c] fix for C++ + +------------------------------------------------------------------------ +r8410 | vlefevre | 2012-09-04 09:29:20 +0000 (Tue, 04 Sep 2012) | 1 line +Changed paths: + M /trunk/src/set_d.c + +[src/set_d.c] Updated a comment on the negative zero. +------------------------------------------------------------------------ +r8409 | vlefevre | 2012-09-04 09:18:21 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/src/get_str.c + +[src/get_str.c] #include "mpfr-intmax.h" so that UINT64_C has a chance +to be defined (optionally used as of r8406). +------------------------------------------------------------------------ +r8408 | zimmerma | 2012-09-04 09:15:06 +0000 (Tue, 04 Sep 2012) | 3 lines +Changed paths: + M /trunk/src/set_d64.c + +[src/set_d64.c] fix for systems where +0.0 and -0.0 are stored identically in + memory + +------------------------------------------------------------------------ +r8407 | zimmerma | 2012-09-04 09:08:59 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/src/set_d64.c + +[src/set_d64.c] better code to detect -0.0 (copied from set_d.c) + +------------------------------------------------------------------------ +r8406 | zimmerma | 2012-09-04 09:00:56 +0000 (Tue, 04 Sep 2012) | 3 lines +Changed paths: + M /trunk/src/get_str.c + M /trunk/tests/tl2b.c + +[tests/tl2b.c] use UINT64_C for 64-bit integer constants +[src/get_str.c] update table generated by "tests/tl2b 1" + +------------------------------------------------------------------------ +r8405 | zimmerma | 2012-09-04 07:49:09 +0000 (Tue, 04 Sep 2012) | 2 lines +Changed paths: + M /trunk/src/get_d64.c + M /trunk/src/set_d64.c + +[get_d64.c,set_d64.c] small fixes (did not work any more with --with-gmp-build) + +------------------------------------------------------------------------ +r8404 | zimmerma | 2012-09-04 07:27:32 +0000 (Tue, 04 Sep 2012) | 3 lines +Changed paths: + M /trunk/src/set_d64.c + +[set_d64.c] some cleanup, since sprintf adds a final '\0', and fixed a too + small memory allocation + +------------------------------------------------------------------------ +r8403 | zimmerma | 2012-09-03 20:21:56 +0000 (Mon, 03 Sep 2012) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] removed an item (done) -[doc] Slightly modified faq.xsl to avoid libxslt bug 377440, and -moved the addition of special CSS comments for XML compatibility -from update-faq to faq.xsl file. Removed the now useless -s/GMP_RND/MPFR_RND/ rewriting in update-faq. -(merged changesets r8458,8460 from the trunk) ------------------------------------------------------------------------ -r8454 | vlefevre | 2013-02-22 12:11:37 +0000 (Fri, 22 Feb 2013) | 3 lines +r8402 | zimmerma | 2012-09-03 20:21:12 +0000 (Mon, 03 Sep 2012) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/get_f.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/tests/tadd.c - M /branches/3.1/tests/tgeneric.c + M /trunk/configure.ac + M /trunk/src/get_d64.c + M /trunk/src/set_d64.c + M /trunk/tests/tget_set_d64.c + +Now --enable-decimal-float does not require any more --with-gmp-build. +Still disabled by default: some more testing is needed before we can enable +it by default (if _Decimal64 is supported). + +------------------------------------------------------------------------ +r8398 | vlefevre | 2012-08-29 13:47:39 +0000 (Wed, 29 Aug 2012) | 1 line +Changed paths: + M /trunk/tests/tstrtofr.c -Compatibility with GMP 5.1.0 and later when gmp-impl.h is included, -i.e. with --with-gmp-build (thanks to Rob for the fix); clean-up. -(merged changeset r8439 from the trunk) +[tests/tstrtofr.c] Updated bug20120829 comment (bug fixed in r8396). ------------------------------------------------------------------------ -r8399 | vlefevre | 2012-08-29 13:54:55 +0000 (Wed, 29 Aug 2012) | 8 lines +r8397 | vlefevre | 2012-08-29 13:45:18 +0000 (Wed, 29 Aug 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/strtofr.c - M /branches/3.1/tests/tstrtofr.c + M /trunk/tests/tstrtofr.c -[src/strtofr.c] Fixed bug in mpfr_strtofr in case: - (1) the input string was used entirely - (2) the conversion was done by a division - (3) and the division was exact - In such a case the "reconstruction" of the ternary value was inexact. -[tests/tstrtofr.c] Added various testcases (for this bug and for bugs - in intermediate revisions). -(merged changesets r8371,8384,8389-8398 from the trunk) +[tests/tstrtofr.c] Fixed small type error. ------------------------------------------------------------------------ -r8387 | vlefevre | 2012-08-28 15:06:27 +0000 (Tue, 28 Aug 2012) | 1 line +r8396 | zimmerma | 2012-08-29 13:40:43 +0000 (Wed, 29 Aug 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/FAQ.html + M /trunk/src/strtofr.c + +[strtofr.c] new try to fix the assertion failure on 32-bit -[doc] Updated FAQ.html (changeset r8386 from the trunk). ------------------------------------------------------------------------ -r8380 | vlefevre | 2012-08-16 09:12:57 +0000 (Thu, 16 Aug 2012) | 5 lines +r8395 | vlefevre | 2012-08-29 13:08:16 +0000 (Wed, 29 Aug 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/get_d64.c - M /branches/3.1/tests/tget_set_d64.c + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Added more bug20120829 tests, showing that r8394 is +still buggy on 32-bit machines (assertion failure in strtofr.c). +------------------------------------------------------------------------ +r8394 | zimmerma | 2012-08-29 12:51:19 +0000 (Wed, 29 Aug 2012) | 2 lines +Changed paths: + M /trunk/src/strtofr.c + +[strtofr.c] fix for failing test case introduced in r8392 + +------------------------------------------------------------------------ +r8393 | vlefevre | 2012-08-29 12:30:44 +0000 (Wed, 29 Aug 2012) | 2 lines +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Updated a comment: the 2nd testcase of r8392 also +triggers an assertion failure on 32-bit machines. +------------------------------------------------------------------------ +r8392 | vlefevre | 2012-08-29 12:27:47 +0000 (Wed, 29 Aug 2012) | 5 lines +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Added 2 testcases: + * One triggering an assertion failure in strtofr.c r8389 + on 32-bit machines (fixed in r8390). + * One still triggering an assertion failure in strtofr.c (r8391) + on 64-bit machines. +------------------------------------------------------------------------ +r8391 | zimmerma | 2012-08-29 10:30:04 +0000 (Wed, 29 Aug 2012) | 2 lines +Changed paths: + M /trunk/src/strtofr.c + +[strtofr.c] fixed comments + +------------------------------------------------------------------------ +r8390 | zimmerma | 2012-08-28 20:06:21 +0000 (Tue, 28 Aug 2012) | 2 lines +Changed paths: + M /trunk/src/strtofr.c + +[strtofr.c] fix for err >= GMP_NUMB_BITS + +------------------------------------------------------------------------ +r8389 | vlefevre | 2012-08-28 15:13:32 +0000 (Tue, 28 Aug 2012) | 1 line +Changed paths: + M /trunk/src/strtofr.c + +[src/strtofr.c] Consistency correction: towards → toward. +------------------------------------------------------------------------ +r8388 | vlefevre | 2012-08-28 15:07:30 +0000 (Tue, 28 Aug 2012) | 1 line +Changed paths: + M /trunk/src/sin_cos.c + +[src/sin_cos.c] Consistency correction: towards → toward. +------------------------------------------------------------------------ +r8386 | vlefevre | 2012-08-28 15:04:52 +0000 (Tue, 28 Aug 2012) | 1 line +Changed paths: + M /trunk/doc/FAQ.html + +[doc] Updated FAQ.html with update-faq. +------------------------------------------------------------------------ +r8384 | zimmerma | 2012-08-28 14:20:38 +0000 (Tue, 28 Aug 2012) | 7 lines +Changed paths: + M /trunk/src/strtofr.c + +[strtofr.c] fixed bug in mpfr_strtofr in case: + (1) the input string was used entirely + (2) the conversion was done by a division + (3) and the division was exact + In such a case the "reconstruction" of the ternary value was + inexact. + +------------------------------------------------------------------------ +r8379 | vlefevre | 2012-08-16 09:05:27 +0000 (Thu, 16 Aug 2012) | 4 lines +Changed paths: + M /trunk/src/get_d64.c + M /trunk/tests/tget_set_d64.c [src/get_d64.c] mpfr_get_decimal64 was buggy in MPFR_RNDN on some values x such that 0.5e-398 < |x| < 1e-398 (smallest subnormal): - it was returning 0 instead of +/- 1e-398. + it was returning 0 instead of +/- 1e-398 (see r8370). [tests/tget_set_d64.c] Added testcases. -(merged changesets r8370,8379 from the trunk) ------------------------------------------------------------------------ -r8378 | vlefevre | 2012-08-15 23:41:21 +0000 (Wed, 15 Aug 2012) | 7 lines +r8377 | vlefevre | 2012-08-15 23:30:04 +0000 (Wed, 15 Aug 2012) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/get_d64.c - M /branches/3.1/tests/tget_set_d64.c + M /trunk/src/get_d64.c [src/get_d64.c] Fixed get_decimal64_max by simplifying it completely, and changed get_decimal64_min in the same way. Thanks to Rob (Sisyphus) for the idea. -[tests/tget_set_d64.c] Added some tests for large numbers and overflow -tests (they cover the two bad tests fixed in r8373 and trigger the bug -in get_decimal64_max fixed here). -(merged changesets r8375-8377 from the trunk) ------------------------------------------------------------------------ -r8373 | vlefevre | 2012-08-14 10:37:10 +0000 (Tue, 14 Aug 2012) | 2 lines +r8376 | vlefevre | 2012-08-15 23:22:17 +0000 (Wed, 15 Aug 2012) | 2 lines +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] Added overflow tests (they cover the two bad +tests fixed in r8372 and trigger a bug in get_decimal64_max). +------------------------------------------------------------------------ +r8375 | vlefevre | 2012-08-15 22:31:31 +0000 (Wed, 15 Aug 2012) | 1 line +Changed paths: + M /trunk/tests/tget_set_d64.c + +[tests/tget_set_d64.c] Added some tests for large numbers. +------------------------------------------------------------------------ +r8374 | vlefevre | 2012-08-15 22:11:24 +0000 (Wed, 15 Aug 2012) | 2 lines +Changed paths: + M /trunk/configure.ac + M /trunk/doc/README.dev + M /trunk/src/add1sp.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/round_p.c + M /trunk/src/set_d.c + M /trunk/src/sub1sp.c + M /trunk/tests/mpfr-test.h + +Renamed WANT_ASSERT to MPFR_WANT_ASSERT in order to avoid a clash +with GMP when MPFR is configured with --with-gmp-build. +------------------------------------------------------------------------ +r8372 | vlefevre | 2012-08-14 10:35:11 +0000 (Tue, 14 Aug 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/get_d64.c + M /trunk/src/get_d64.c [src/get_d64.c] Fixed overflow cases. -(merged changeset r8372 from the trunk) ------------------------------------------------------------------------ -r8361 | vlefevre | 2012-07-26 14:21:40 +0000 (Thu, 26 Jul 2012) | 1 line +r8371 | vlefevre | 2012-08-14 01:31:27 +0000 (Tue, 14 Aug 2012) | 1 line +Changed paths: + M /trunk/tests/tstrtofr.c + +[tests/tstrtofr.c] Added testcase from bug reported by Joseph S. Myers. +------------------------------------------------------------------------ +r8370 | vlefevre | 2012-08-13 16:17:20 +0000 (Mon, 13 Aug 2012) | 3 lines +Changed paths: + M /trunk/src/get_d64.c + +[src/get_d64.c] mpfr_get_decimal64 is buggy in MPFR_RNDN for values x +such that 0.5e-398 < |x| < 1e-398. Added a FIXME comment. +See: https://sympa.inria.fr/sympa/arc/mpfr/2012-08/msg00002.html +------------------------------------------------------------------------ +r8367 | vlefevre | 2012-07-27 10:41:07 +0000 (Fri, 27 Jul 2012) | 8 lines +Changed paths: + M /trunk/configure.ac + M /trunk/doc/README.dev + M /trunk/src/fpif.c + +[src/fpif.c] No longer assume that if HAVE_BIG_ENDIAN is not defined, + the architecture is little endian. Detect the case where neither + HAVE_BIG_ENDIAN nor HAVE_LITTLE_ENDIAN is defined (currently an + error). +[configure.ac] Fixed the use of AC_C_BIGENDIAN (since AC_CONFIG_HEADERS + is not used, one must have an ACTION-IF-UNIVERSAL argument). +[doc/README.dev] Check with "-UHAVE_BIG_ENDIAN -UHAVE_LITTLE_ENDIAN" + (unknown/unspecified endianness) before a release. +------------------------------------------------------------------------ +r8366 | vlefevre | 2012-07-27 09:52:16 +0000 (Fri, 27 Jul 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update now that autogen.sh is in the repository. +------------------------------------------------------------------------ +r8365 | vlefevre | 2012-07-27 09:41:47 +0000 (Fri, 27 Jul 2012) | 2 lines +Changed paths: + A /trunk/autogen.sh + +Added autogen.sh sh script from Daniel Richard G. to install/update the +autotools files and clean up caches (useful before a release). +------------------------------------------------------------------------ +r8364 | vlefevre | 2012-07-27 09:35:49 +0000 (Fri, 27 Jul 2012) | 31 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac + M /trunk/acinclude.m4 + M /trunk/configure.ac + M /trunk/m4/size_max.m4 + M /trunk/tests/Makefile.am + M /trunk/tune/Makefile.am + +Updated autotools files to get rid of obsolete macros (thanks to +Daniel Richard G. for the patch; kept the autoconf requirement +to 2.60 instead of changing it to 2.68 as done with autoupdate, +since 2.60 seems to be sufficient according to the changes and +2.68 is too recent, e.g. Debian/stable still has 2.67). +--- Note --- +This update has another effect: The "Configs for Windows DLLs." +code (from "case $host in" to "esac") is now executed at the right +time, after options like --disable-static are taken into account. +Juste before this change, the test + if test "$enable_shared" = yes; then +was always false. This could be seen on hydra: +With r8360: +[...] +configure flags: --disable-static --disable-dependency-tracking + --prefix=/nix/store/95zhbb0v23syxsazx33hg3acbvixyq5a-mpfr-0-3.2.0-dev +[...] +checking for DLL/static GMP... static +[...] +checking whether to build shared libraries... yes +checking whether to build static libraries... no +[...] +With r8367: +[...] +configure flags: --disable-static --disable-dependency-tracking + --prefix=/nix/store/8zblwffd2ww1z0smqlgwrfzcl6b48rim-mpfr-0-3.2.0-dev +[...] +checking whether to build shared libraries... yes +checking whether to build static libraries... no +checking for DLL/static GMP... static +[...] +------------------------------------------------------------------------ +r8363 | vlefevre | 2012-07-27 09:09:40 +0000 (Fri, 27 Jul 2012) | 2 lines +Changed paths: + M /trunk/src/mpfr-intmax.h + +[src/mpfr-intmax.h] Updated comment formatting so that mpfrlint +doesn't complain. +------------------------------------------------------------------------ +r8360 | vlefevre | 2012-07-26 14:09:01 +0000 (Thu, 26 Jul 2012) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Replaced "sed" by "$SED". +------------------------------------------------------------------------ +r8359 | vlefevre | 2012-07-26 14:08:12 +0000 (Thu, 26 Jul 2012) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Check for sed. +------------------------------------------------------------------------ +r8358 | vlefevre | 2012-07-26 13:24:29 +0000 (Thu, 26 Jul 2012) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Check for grep, egrep and fgrep (see r8356 correction). +------------------------------------------------------------------------ +r8357 | zimmerma | 2012-07-26 10:19:46 +0000 (Thu, 26 Jul 2012) | 2 lines +Changed paths: + M /trunk/src/get_str.c + M /trunk/tests/tl2b.c + +we use a 77-bit approximation in get_str.c (and not 76-bit) + +------------------------------------------------------------------------ +r8356 | zimmerma | 2012-07-25 14:18:13 +0000 (Wed, 25 Jul 2012) | 3 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] grep -> $EGREP (thanks Marc Glisse) + https://sympa.inria.fr/sympa/arc/mpfr/2012-07/msg00006.html + +------------------------------------------------------------------------ +r8355 | zimmerma | 2012-07-24 15:38:58 +0000 (Tue, 24 Jul 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] fix for cross-compilation + +------------------------------------------------------------------------ +r8354 | vlefevre | 2012-07-24 12:17:20 +0000 (Tue, 24 Jul 2012) | 1 line +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Improved a message and corrected gmp.h inclusion. +------------------------------------------------------------------------ +r8353 | zimmerma | 2012-07-24 12:07:44 +0000 (Tue, 24 Jul 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] added test for double-to-integer conversion bug + +------------------------------------------------------------------------ +r8352 | zimmerma | 2012-07-24 11:51:22 +0000 (Tue, 24 Jul 2012) | 2 lines +Changed paths: + M /trunk/tests/tinternals.c + +revert r8349 (will do the test in configure) -[configure.ac] Replaced "sed" by "$SED" and "grep" by "$EGREP". ------------------------------------------------------------------------ -r8330 | vlefevre | 2012-07-05 10:44:31 +0000 (Thu, 05 Jul 2012) | 2 lines +r8351 | vlefevre | 2012-07-24 10:48:49 +0000 (Tue, 24 Jul 2012) | 1 line Changed paths: - M /branches/3.1/tools/coverage + M /trunk/doc/mpfr.texi -[tools/coverage] Added a comment about the non-reproducibility of the -coverage results. +Improved doc/mpfr.texi about MPFR_USE_INTMAX_T. ------------------------------------------------------------------------ -r8318 | vlefevre | 2012-07-04 09:30:08 +0000 (Wed, 04 Jul 2012) | 1 line +r8350 | vlefevre | 2012-07-24 10:21:53 +0000 (Tue, 24 Jul 2012) | 8 lines Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/mpfr-intmax.h -Updated version to 3.1.2-dev. +[src/mpfr-intmax.h] Define MPFR_USE_INTMAX_T if <inttypes.h> and/or +<stdint.h> is available. This is needed on systems for which the +current (non-standard) macro tests in mpfr.h is not sufficient. +This will force the support of intmax_t/uintmax_t in this case and +also avoids a failure in the tests on such systems. +Tested by replacing the macro tests in mpfr.h by just + #if defined (MPFR_USE_INTMAX_T) +to simulate such a system. ------------------------------------------------------------------------ -r8309 | vlefevre | 2012-07-03 14:23:23 +0000 (Tue, 03 Jul 2012) | 1 line +r8349 | zimmerma | 2012-07-24 06:56:54 +0000 (Tue, 24 Jul 2012) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tests/tinternals.c + +[tinternals.c] added test for double -> mp_limb_t conversion -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r8307 | vlefevre | 2012-07-03 14:19:10 +0000 (Tue, 03 Jul 2012) | 1 line +r8348 | zimmerma | 2012-07-23 09:54:37 +0000 (Mon, 23 Jul 2012) | 2 lines Changed paths: - M /branches/3.1/NEWS + M /trunk/src/mpfr.h + +[mpfr.h] patch for FreeBSD (tested on gcc76.fsffrance.org with freebsd-83-amd64) -[NEWS] Added test coverage for MPFR 3.1.1. ------------------------------------------------------------------------ -r8306 | vlefevre | 2012-07-03 14:17:16 +0000 (Tue, 03 Jul 2012) | 2 lines +r8346 | vlefevre | 2012-07-10 12:17:38 +0000 (Tue, 10 Jul 2012) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tools/coverage + M /trunk/doc/README.dev + A /trunk/tools/announce-text -[tools/coverage] Some changes from the trunk (r8263,8275,8277,8305), -in particular detailed coverage. +Added tools/announce-text sh script to be run before publishing an +announce of a new GNU MPFR release (it does some checking, then it +outputs the announce text to stdout). +Mention this script in "doc/README.dev". ------------------------------------------------------------------------ -r8303 | vlefevre | 2012-07-03 13:52:02 +0000 (Tue, 03 Jul 2012) | 1 line +r8345 | vlefevre | 2012-07-10 08:54:17 +0000 (Tue, 10 Jul 2012) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/README.dev + +[doc/README.dev] Updated "To make a release". +------------------------------------------------------------------------ +r8344 | zimmerma | 2012-07-09 16:04:57 +0000 (Mon, 09 Jul 2012) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] added item + +------------------------------------------------------------------------ +r8340 | vlefevre | 2012-07-06 14:43:44 +0000 (Fri, 06 Jul 2012) | 2 lines +Changed paths: + M /trunk/tests/tget_flt.c + M /trunk/tests/tset_d.c + +[tests/{tset_d.c,tget_flt.c}] Disabled two tests when HAVE_SIGNEDZ +isn't defined, because these tests rely on signed zeros. +------------------------------------------------------------------------ +r8339 | vlefevre | 2012-07-06 14:38:51 +0000 (Fri, 06 Jul 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Added a test for signed zeros (tcc currently doesn't +support signed zeros, and 2 MPFR tests fail because of that). +------------------------------------------------------------------------ +r8338 | vlefevre | 2012-07-06 14:26:42 +0000 (Fri, 06 Jul 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Removed useless "#include <math.h>" in the test +for subnormal numbers. +------------------------------------------------------------------------ +r8337 | vlefevre | 2012-07-06 14:12:15 +0000 (Fri, 06 Jul 2012) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Replaced the AC_TRY_RUN obsolete macro by +AC_RUN_IFELSE([AC_LANG_SOURCE([[...]])],...) as documented +in the GNU Autoconf manual. +Minor correction in the test for subnormal numbers. +------------------------------------------------------------------------ +r8336 | vlefevre | 2012-07-06 14:09:59 +0000 (Fri, 06 Jul 2012) | 1 line +Changed paths: + M /trunk/tests + +[tests] Added trndna to svn:ignore property. +------------------------------------------------------------------------ +r8335 | vlefevre | 2012-07-06 13:58:29 +0000 (Fri, 06 Jul 2012) | 1 line +Changed paths: + M /trunk/tests/tset_d.c + +[tests/tset_d.c] Formatting. +------------------------------------------------------------------------ +r8334 | vlefevre | 2012-07-06 13:55:47 +0000 (Fri, 06 Jul 2012) | 1 line +Changed paths: + M /trunk/acinclude.m4 + M /trunk/doc/README.dev + M /trunk/src/round_raw_generic.c + M /trunk/src/set_d.c + M /trunk/tests/tests.c + M /trunk/tests/tset_d.c + +Replaced "denormalized" by the official term "subnormal". +------------------------------------------------------------------------ +r8333 | vlefevre | 2012-07-05 20:19:07 +0000 (Thu, 05 Jul 2012) | 1 line +Changed paths: + M /trunk/tools/coverage + +[tools/coverage] unset MPFR_* environment variables in a better way. +------------------------------------------------------------------------ +r8332 | vlefevre | 2012-07-05 20:10:00 +0000 (Thu, 05 Jul 2012) | 1 line +Changed paths: + M /trunk/tools/coverage + +[tools/coverage] unset MPFR_* environment variables in a better way. +------------------------------------------------------------------------ +r8331 | zimmerma | 2012-07-05 17:09:55 +0000 (Thu, 05 Jul 2012) | 2 lines +Changed paths: + M /trunk/tools/coverage + +[coverage] unset MPFR_* environment variables to get reproducible results + +------------------------------------------------------------------------ +r8329 | zimmerma | 2012-07-05 07:26:39 +0000 (Thu, 05 Jul 2012) | 2 lines +Changed paths: + M /trunk/tests/tabort_defalloc2.c + +[tabort_defalloc2.c] changed char* into void* to please g++ compiler + +------------------------------------------------------------------------ +r8326 | vlefevre | 2012-07-04 22:51:33 +0000 (Wed, 04 Jul 2012) | 1 line +Changed paths: + M /trunk/tests/trndna.c + +[tests/trndna.c] Removed useless initialization. +------------------------------------------------------------------------ +r8325 | zimmerma | 2012-07-04 17:22:40 +0000 (Wed, 04 Jul 2012) | 2 lines +Changed paths: + M /trunk/tests/trndna.c + +[trndna.c] restore emin + +------------------------------------------------------------------------ +r8324 | zimmerma | 2012-07-04 16:18:50 +0000 (Wed, 04 Jul 2012) | 2 lines +Changed paths: + M /trunk/tools/coverage + +[coverage] unset GMP_CHECK_RANDOMIZE so that the coverage test is deterministic + +------------------------------------------------------------------------ +r8317 | vlefevre | 2012-07-04 00:36:48 +0000 (Wed, 04 Jul 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Replaced a "should not" by a "must not". +------------------------------------------------------------------------ +r8316 | vlefevre | 2012-07-04 00:34:35 +0000 (Wed, 04 Jul 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Consistency change. +------------------------------------------------------------------------ +r8313 | zimmerma | 2012-07-03 19:54:29 +0000 (Tue, 03 Jul 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/rndna.c + M /trunk/src/sin.c + M /trunk/tests/trndna.c + +[trndna.c] increase emin when smallest possible + +------------------------------------------------------------------------ +r8312 | zimmerma | 2012-07-03 15:34:39 +0000 (Tue, 03 Jul 2012) | 2 lines +Changed paths: + M /trunk/src/rndna.c + M /trunk/tests/trndna.c + +[rndna.c] special treatment for the case 2^(emin-2) + +------------------------------------------------------------------------ +r8311 | zimmerma | 2012-07-03 15:03:41 +0000 (Tue, 03 Jul 2012) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/src/rndna.c + +several changes suggested by Vincent Lefevre + +------------------------------------------------------------------------ +r8310 | zimmerma | 2012-07-03 14:53:06 +0000 (Tue, 03 Jul 2012) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/rndna.c + +[rndna.c] changed the specification since on 32-bit machines we have no margin + for the smallest exponent emin + +------------------------------------------------------------------------ +r8308 | zimmerma | 2012-07-03 14:23:09 +0000 (Tue, 03 Jul 2012) | 3 lines +Changed paths: + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + M /trunk/src/rndna.c + M /trunk/tests/Makefile.am + M /trunk/tools/cfarm.sh + +added new function mpfr_round_nearest_away() as discussed during the June 2012 +workshop + +------------------------------------------------------------------------ +r8305 | vlefevre | 2012-07-03 14:05:18 +0000 (Tue, 03 Jul 2012) | 1 line +Changed paths: + M /trunk/tools/coverage + +[tools/coverage] Minor update, just in case... +------------------------------------------------------------------------ +r8304 | zimmerma | 2012-07-03 13:56:28 +0000 (Tue, 03 Jul 2012) | 2 lines +Changed paths: + M /trunk/src/exp.c + +[exp.c] fixed typo + +------------------------------------------------------------------------ +r8302 | vlefevre | 2012-07-03 13:51:39 +0000 (Tue, 03 Jul 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r8301 | vlefevre | 2012-07-03 13:49:45 +0000 (Tue, 03 Jul 2012) | 1 line +r8299 | vlefevre | 2012-07-03 13:44:02 +0000 (Tue, 03 Jul 2012) | 2 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tests/td_div.c + M /trunk/tests/tget_d.c -Updated version to 3.1.1. +[tests/{td_div.c,tget_d.c}] Disable tests with a division by 0 if +MPFR_ERRDIVZERO is defined. ------------------------------------------------------------------------ -r8300 | vlefevre | 2012-07-03 13:47:34 +0000 (Tue, 03 Jul 2012) | 4 lines +r8298 | vlefevre | 2012-07-03 13:37:07 +0000 (Tue, 03 Jul 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/td_div.c - M /branches/3.1/tests/tests.c - M /branches/3.1/tests/tget_d.c + M /trunk/tests/tests.c [tests/tests.c] Improved an error message. -[tests/{td_div.c,tget_d.c}] Disable tests with a division by 0 if - MPFR_ERRDIVZERO is defined. -(merged changesets r8298-8299 from the trunk) ------------------------------------------------------------------------ -r8290 | vlefevre | 2012-06-27 12:00:38 +0000 (Wed, 27 Jun 2012) | 1 line +r8297 | vlefevre | 2012-07-03 13:04:25 +0000 (Tue, 03 Jul 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + +[acinclude.m4] Fixed sigaction check to support "gcc -std=c99", like +what has been done for math/round. +------------------------------------------------------------------------ +r8296 | zimmerma | 2012-07-02 20:25:36 +0000 (Mon, 02 Jul 2012) | 2 lines +Changed paths: + A /trunk/tests/trndna.c + +[trndna.c] test file for mpfr_round_nearest_away() + +------------------------------------------------------------------------ +r8295 | vlefevre | 2012-07-02 15:08:42 +0000 (Mon, 02 Jul 2012) | 5 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/src/rndna.c + +[src/rndna.c] + * Handle singular cases like with other functions. Avoid the goto. + * Reordered the tests to make them simpler and easier to understand + (it wasn't immediately visible that inex could not be 0 for the + second "else") and fixed the case lastbit == 1 && inex < 0. +------------------------------------------------------------------------ +r8294 | vlefevre | 2012-07-02 14:54:30 +0000 (Mon, 02 Jul 2012) | 2 lines +Changed paths: + M /trunk/src/rndna.c + +[src/rndna.c] Added a note saying that this method doesn't work +for 2^(emin-2). +------------------------------------------------------------------------ +r8293 | zimmerma | 2012-06-29 16:10:08 +0000 (Fri, 29 Jun 2012) | 2 lines +Changed paths: + A /trunk/src/rndna.c + +[rndna.c] new function that computes rounding to nearest-away + +------------------------------------------------------------------------ +r8292 | vlefevre | 2012-06-28 17:49:36 +0000 (Thu, 28 Jun 2012) | 2 lines +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Test the thousands separator in some en_US locale, +if available (modified patch from Patrick). +------------------------------------------------------------------------ +r8291 | vlefevre | 2012-06-28 17:33:46 +0000 (Thu, 28 Jun 2012) | 1 line +Changed paths: + M /trunk/configure.ac + A /trunk/src/generic/coverage + A /trunk/src/generic/coverage/mparam.h + M /trunk/src/mparam_h.in + M /trunk/tools/coverage + +Added coverage tune (from a patch by Patrick). +------------------------------------------------------------------------ +r8289 | zimmerma | 2012-06-27 11:17:46 +0000 (Wed, 27 Jun 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi [mpfr.texi] added support by ERC grant of Andreas + +------------------------------------------------------------------------ +r8287 | vlefevre | 2012-06-27 09:13:28 +0000 (Wed, 27 Jun 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Replaced a few @samp by @code for consistency. ------------------------------------------------------------------------ -r8288 | vlefevre | 2012-06-27 09:15:26 +0000 (Wed, 27 Jun 2012) | 1 line +r8286 | zimmerma | 2012-06-27 08:59:59 +0000 (Wed, 27 Jun 2012) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi + +[mpfr.texi] document MPFR_WANT_DECIMAL_FLOATS and MPFR_WANT_FLOAT128 -[doc/mpfr.texi] Document MPFR_WANT_DECIMAL_FLOATS. ------------------------------------------------------------------------ -r8284 | vlefevre | 2012-06-27 08:37:21 +0000 (Wed, 27 Jun 2012) | 2 lines +r8285 | vlefevre | 2012-06-27 08:44:18 +0000 (Wed, 27 Jun 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgrandom.c + M /trunk/src/mulders.c + +[src/mulders.c] Clean-up and static assertions (patch from Patrick). +------------------------------------------------------------------------ +r8283 | vlefevre | 2012-06-27 08:35:56 +0000 (Wed, 27 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tgrandom.c [tests/tgrandom.c] Replaced GMP_RNDN by MPFR_RNDN. -(merged changeset r8283 from the trunk) ------------------------------------------------------------------------ -r8282 | vlefevre | 2012-06-27 08:33:41 +0000 (Wed, 27 Jun 2012) | 1 line +r8280 | vlefevre | 2012-06-27 08:21:10 +0000 (Wed, 27 Jun 2012) | 2 lines Changed paths: - M /branches/3.1/NEWS + M /trunk/tests/tgrandom.c -[NEWS] Update. +[tests/tgrandom.c] Improved a test and added a new one for +mpfr_grandom(x, NULL, ...). ------------------------------------------------------------------------ -r8281 | vlefevre | 2012-06-27 08:23:11 +0000 (Wed, 27 Jun 2012) | 4 lines +r8279 | vlefevre | 2012-06-27 08:17:57 +0000 (Wed, 27 Jun 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/tests/tgrandom.c + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Completed spec of mpfr_grandom. -[tests/tgrandom.c] Improved a test and added a new one for - mpfr_grandom(x, NULL, ...). -(merged changesets r8279-8280 from the trunk) ------------------------------------------------------------------------ -r8278 | vlefevre | 2012-06-27 08:10:45 +0000 (Wed, 27 Jun 2012) | 2 lines +r8277 | zimmerma | 2012-06-27 08:10:41 +0000 (Wed, 27 Jun 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS + M /trunk/tools/coverage + +[coverage] added instructions how to use this script + +------------------------------------------------------------------------ +r8276 | vlefevre | 2012-06-27 08:09:32 +0000 (Wed, 27 Jun 2012) | 1 line +Changed paths: + M /trunk/NEWS [NEWS] Update: test coverage. -(merged changeset r8276 from the trunk) ------------------------------------------------------------------------ -r8259 | vlefevre | 2012-06-26 15:02:18 +0000 (Tue, 26 Jun 2012) | 1 line +r8275 | vlefevre | 2012-06-27 07:27:28 +0000 (Wed, 27 Jun 2012) | 1 line Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/coverage -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[tools/coverage] Detailed coverage (from a patch by Patrick). ------------------------------------------------------------------------ -r8257 | vlefevre | 2012-06-26 14:51:13 +0000 (Tue, 26 Jun 2012) | 1 line +r8274 | vlefevre | 2012-06-26 23:19:56 +0000 (Tue, 26 Jun 2012) | 2 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/src/mpfr-impl.h + M /trunk/src/print_raw.c -[doc/mpfr.texi] Updated the month. +[src/{mpfr-impl.h,print_raw.c}] Removed unused function mpfr_dump_mant +(added in r3410, but never used); patch by Patrick. +------------------------------------------------------------------------ +r8273 | vlefevre | 2012-06-26 22:43:16 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tsin.c + +[tests/tsin.c] Improved coverage. +------------------------------------------------------------------------ +r8272 | vlefevre | 2012-06-26 22:40:33 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tset.c + +[tests/tset.c] Test the mpfr_set function too (patch by Patrick). +------------------------------------------------------------------------ +r8271 | vlefevre | 2012-06-26 22:35:39 +0000 (Tue, 26 Jun 2012) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/configure.ac + M /trunk/doc/README.dev + M /trunk/src/mpfr-impl.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/tsqrt.c + M /trunk/tools/coverage + +Added configure option --enable-assert=none to avoid checking any +assertion (this is based on a patch by Patrick). +------------------------------------------------------------------------ +r8270 | vlefevre | 2012-06-26 22:27:18 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/src/digamma.c + +[src/digamma.c] Correction: assertions must never have any side effect. +------------------------------------------------------------------------ +r8269 | vlefevre | 2012-06-26 17:30:18 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/tests + +[tests] Updated svn:ignore property. +------------------------------------------------------------------------ +r8268 | vlefevre | 2012-06-26 17:26:54 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/src/atan.c + +[src/atan.c] Removed trailing whitespace. +------------------------------------------------------------------------ +r8267 | vlefevre | 2012-06-26 17:26:00 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + A /trunk/tests/tabort_defalloc1.c + A /trunk/tests/tabort_defalloc2.c + A /trunk/tests/tabort_prec_max.c + A /trunk/tests/tassert.c + +Forgot to add some files in r8266 (tests that are expected to fail). +------------------------------------------------------------------------ +r8266 | vlefevre | 2012-06-26 17:17:05 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/acinclude.m4 + M /trunk/tests/Makefile.am + M /trunk/tests/mpfr-test.h + M /trunk/tests/tests.c + +Support tests that are expected to fail (from a patch by Patrick). +------------------------------------------------------------------------ +r8265 | vlefevre | 2012-06-26 17:10:52 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Output the applied patches (if any). +------------------------------------------------------------------------ +r8264 | vlefevre | 2012-06-26 17:06:47 +0000 (Tue, 26 Jun 2012) | 2 lines +Changed paths: + M /trunk/tests/tstckintc.c + +[tests/tstckintc.c] Correction and test improvement (from a patch +by Patrick). ------------------------------------------------------------------------ -r8256 | vlefevre | 2012-06-26 14:50:17 +0000 (Tue, 26 Jun 2012) | 2 lines +r8263 | vlefevre | 2012-06-26 16:55:15 +0000 (Tue, 26 Jun 2012) | 1 line Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/Makefile.am - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/tools/coverage -Updated version to 3.1.1-rc1 and updated libmpfr_la_LDFLAGS in -src/Makefile.am for the next release. +[tools/coverage] Correction by Patrick. ------------------------------------------------------------------------ -r8255 | vlefevre | 2012-06-26 14:41:27 +0000 (Tue, 26 Jun 2012) | 1 line +r8260 | zimmerma | 2012-06-26 16:03:31 +0000 (Tue, 26 Jun 2012) | 3 lines Changed paths: - M /branches/3.1/NEWS + M /trunk/src/atan.c + +[atan.c] improved code coverage by removing some dead code after some numerical + analysis with Benjamin Dadoun -[NEWS] Update for GNU MPFR 3.1.1. ------------------------------------------------------------------------ -r8254 | vlefevre | 2012-06-26 14:03:44 +0000 (Tue, 26 Jun 2012) | 2 lines +r8258 | vlefevre | 2012-06-26 14:53:46 +0000 (Tue, 26 Jun 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tinternals.c + M /trunk/doc/README.dev + +[doc/README.dev] Removed obsolete "but see below". +------------------------------------------------------------------------ +r8253 | vlefevre | 2012-06-26 14:00:59 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tinternals.c [tests/tinternals.c] mpfr_set_prec_raw missing tests (thanks to Patrick). -(merged changeset r8253 from the trunk) ------------------------------------------------------------------------ -r8252 | vlefevre | 2012-06-26 13:57:32 +0000 (Tue, 26 Jun 2012) | 2 lines +r8251 | vlefevre | 2012-06-26 13:56:26 +0000 (Tue, 26 Jun 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_si.c + M /trunk/tests/tset_si.c [tests/tset_si.c] Also test the mpfr_set_ui function (instead of macro). -(merged changeset r8251 from the trunk) ------------------------------------------------------------------------ -r8220 | vlefevre | 2012-06-21 23:03:44 +0000 (Thu, 21 Jun 2012) | 3 lines +r8250 | vlefevre | 2012-06-26 08:47:49 +0000 (Tue, 26 Jun 2012) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] 3.2.0 will be "dinde aux marrons". +------------------------------------------------------------------------ +r8249 | zimmerma | 2012-06-25 17:48:10 +0000 (Mon, 25 Jun 2012) | 3 lines +Changed paths: + M /trunk/src/gamma.c + +[gamma.c] simplified mpfr_gamma_1_minus_x_exact() after code coverage analysis + with Benjamin Dadoun + +------------------------------------------------------------------------ +r8248 | vlefevre | 2012-06-25 17:44:54 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] aclocal -> acinclude.m4 in a comment. +------------------------------------------------------------------------ +r8247 | vlefevre | 2012-06-25 17:31:04 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/init2.c + M /trunk/src/mpfr-impl.h + +[src/{init2.c,mpfr-impl.h}] Clean-up. +------------------------------------------------------------------------ +r8246 | zimmerma | 2012-06-25 17:25:17 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] removed one item, added one + +------------------------------------------------------------------------ +r8245 | vlefevre | 2012-06-25 17:15:04 +0000 (Mon, 25 Jun 2012) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/mpfr-thread.h + +[acinclude.m4] Detect whether _Thread_local (C11) is supported. +[src/mpfr-thread.h] Use _Thread_local if supported, instead of __thread. +(Patch from Patrick) +------------------------------------------------------------------------ +r8244 | zimmerma | 2012-06-25 17:03:27 +0000 (Mon, 25 Jun 2012) | 3 lines +Changed paths: + M /trunk/src/gamma.c + +[gamma.c] simplified code for mpfr_gamma_2_minus_x_exact() (thanks to coverage + analysis by Benjamin Dadoun) + +------------------------------------------------------------------------ +r8243 | vlefevre | 2012-06-25 17:02:37 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/Makefile.am + +[src/Makefile.am] Added mpfr-sassert.h to libmpfr_la_SOURCES. +------------------------------------------------------------------------ +r8242 | vlefevre | 2012-06-25 16:52:37 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/init2.c + +[src/init2.c] Replaced classic assertions by static assertions. +------------------------------------------------------------------------ +r8241 | vlefevre | 2012-06-25 16:50:38 +0000 (Mon, 25 Jun 2012) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/mpfr-impl.h + A /trunk/src/mpfr-sassert.h + +Added Static Assertion support (modified patch from Patrick). + * Added src/mpfr-sassert.h: implementation of static assertions. + * src/mpfr-impl.h: include "mpfr-sassert.h". + * acinclude.m4: test whether static assertions are supported. +------------------------------------------------------------------------ +r8240 | vlefevre | 2012-06-25 16:46:30 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Suggest to test with and without -std=c11. +------------------------------------------------------------------------ +r8239 | vlefevre | 2012-06-25 16:33:57 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-intmax.h + +[src/mpfr-intmax.h] Removed svn:mime-type property for consistency. +------------------------------------------------------------------------ +r8238 | vlefevre | 2012-06-25 15:47:25 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/tests/tset_float128.c + +[tests/tset_float128.c] Test the sign of 0. Use mpfr_equal_p instead of +mpfr_cmp (this is safer if a result is NaN). +------------------------------------------------------------------------ +r8237 | vlefevre | 2012-06-25 15:39:38 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/set_float128.c + +[src/set_float128.c] Avoid a goto (useless here, contrary to set_ld.c). +------------------------------------------------------------------------ +r8236 | vlefevre | 2012-06-25 15:30:44 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/get_float128.c + +[src/get_float128.c] !MPFR_IS_ZERO -> MPFR_NOTZERO; GNU coding style. +------------------------------------------------------------------------ +r8235 | vlefevre | 2012-06-25 15:17:01 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/tests + +tests: updated svn:ignore property. +------------------------------------------------------------------------ +r8234 | vlefevre | 2012-06-25 15:15:35 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tset_float128.c + +[tests/tset_float128.c] Got rid of the remaining mpfr_printf's. +------------------------------------------------------------------------ +r8233 | zimmerma | 2012-06-25 15:10:04 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/tests/tset_float128.c + +[tset_float128.c] added missing empty main when functions are not tested + +------------------------------------------------------------------------ +r8232 | zimmerma | 2012-06-25 15:05:45 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/src/set_float128.c + M /trunk/tests/tset_float128.c + +[set_float128.c,tset_float128.c] untabified and got rid of mpfr_printf + +------------------------------------------------------------------------ +r8231 | vlefevre | 2012-06-25 14:54:28 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Added a period. +------------------------------------------------------------------------ +r8230 | vlefevre | 2012-06-25 14:44:28 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8229 | vlefevre | 2012-06-25 14:35:20 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] "configure --help" formatting for --enable-float128. +------------------------------------------------------------------------ +r8228 | zimmerma | 2012-06-25 14:33:01 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/get_float128.c + M /trunk/src/set_float128.c + M /trunk/tests/tset_float128.c + +compile mpfr_set_float128 and mpfr_get_float128 only when __float128 is supported + +------------------------------------------------------------------------ +r8227 | zimmerma | 2012-06-25 14:25:48 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/configure.ac + +[configure.ac] __float128 is supported by GCC >= 4.3 + +------------------------------------------------------------------------ +r8226 | vlefevre | 2012-06-25 14:25:38 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tset_float128.c + +[tests/tset_float128.c] mp_rnd_t -> mpfr_rnd_t +------------------------------------------------------------------------ +r8225 | zimmerma | 2012-06-25 14:20:29 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/configure.ac + M /trunk/doc/mpfr.texi + M /trunk/src/Makefile.am + A /trunk/src/get_float128.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + A /trunk/src/set_float128.c + M /trunk/tests/Makefile.am + A /trunk/tests/tset_float128.c + +added new functions mpfr_set_float128 and mpfr_get_float128 + +------------------------------------------------------------------------ +r8224 | zimmerma | 2012-06-25 14:17:55 +0000 (Mon, 25 Jun 2012) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + +[get_ld.c] fixed typo + +------------------------------------------------------------------------ +r8223 | vlefevre | 2012-06-25 13:52:05 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/tests/tversion.c + +[tests/tversion.c] Test mpfr_buildopt_tune_case() vs MPFR_TUNE_CASE. +------------------------------------------------------------------------ +r8222 | vlefevre | 2012-06-25 13:51:20 +0000 (Mon, 25 Jun 2012) | 1 line +Changed paths: + M /trunk/src/buildopt.c + +[src/buildopt.c] Made mpfr_buildopt_tune_case() simpler. +------------------------------------------------------------------------ +r8221 | zimmerma | 2012-06-22 15:38:14 +0000 (Fri, 22 Jun 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tset_ld.c + M /trunk/src/li2.c + +[li2.c] replaced mpfr_cmp_d by mpfr_cmp_ui_2exp + +------------------------------------------------------------------------ +r8219 | vlefevre | 2012-06-21 23:01:37 +0000 (Thu, 21 Jun 2012) | 2 lines +Changed paths: + M /trunk/tests/tset_ld.c [tests/tset_ld.c] For _GMP_IEEE_FLOATS, use #if instead of #ifdef since mpfr-impl.h defines it to 0 if it was undefined. -(merged changeset r8219 from the trunk) ------------------------------------------------------------------------ -r8205 | vlefevre | 2012-05-09 00:07:18 +0000 (Wed, 09 May 2012) | 2 lines +r8217 | vlefevre | 2012-05-18 12:07:53 +0000 (Fri, 18 May 2012) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added a reference to a new discussion concerning __float128. +------------------------------------------------------------------------ +r8213 | schevill | 2012-05-14 14:51:33 +0000 (Mon, 14 May 2012) | 3 lines +Changed paths: + M /trunk/tools/metaMPFR/metaMPFR_straightforwardAlgo.mpl + +* Other corrections (essentially bad or missing declarations) in metaMPFR. + + +------------------------------------------------------------------------ +r8212 | vlefevre | 2012-05-11 07:59:28 +0000 (Fri, 11 May 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved the description of the mpfr_flags_ functions. +------------------------------------------------------------------------ +r8211 | schevill | 2012-05-10 16:10:06 +0000 (Thu, 10 May 2012) | 3 lines +Changed paths: + M /trunk/tools/metaMPFR/metaMPFR_straightforwardAlgo.mpl + +* Corrected small errors. + + +------------------------------------------------------------------------ +r8210 | vlefevre | 2012-05-10 10:46:23 +0000 (Thu, 10 May 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Improved mpfr_flags_test description, giving an example. +------------------------------------------------------------------------ +r8209 | vlefevre | 2012-05-10 10:19:11 +0000 (Thu, 10 May 2012) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/configure.ac - M /branches/3.1/tests/Makefile.am + M /trunk/src/mpfr.h -Patch from Nitin A Kamble for automake 1.12 -(merged changeset r8204 from the trunk) +[src/mpfr.h] Define MPFR_FLAGS_ALL from the individual flags +(MPFR_FLAGS_UNDERFLOW...). Suggestion by Paul Zimmermann. +Note: the output expression looks OK in assertion failures. ------------------------------------------------------------------------ -r8202 | vlefevre | 2012-05-07 18:13:13 +0000 (Mon, 07 May 2012) | 5 lines +r8208 | vlefevre | 2012-05-10 08:13:51 +0000 (Thu, 10 May 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/AUTHORS - M /branches/3.1/INSTALL - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Correction on mpfr_clear_flags description. +------------------------------------------------------------------------ +r8206 | vlefevre | 2012-05-09 08:25:17 +0000 (Wed, 09 May 2012) | 3 lines +Changed paths: + M /trunk + M /trunk/NEWS + M /trunk/TODO + M /trunk/doc/mpfr.texi + M /trunk/src/exceptions.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/tests/texceptions.c + +Added functions that operate on groups of flags: mpfr_flags_clear, +mpfr_flags_set, mpfr_flags_test, mpfr_flags_save and mpfr_flags_restore. +(reintegrated flags branch to the trunk: svn merge --reintegrate ...) +------------------------------------------------------------------------ +r8204 | zimmerma | 2012-05-08 19:06:58 +0000 (Tue, 08 May 2012) | 5 lines +Changed paths: + M /trunk/configure.ac + M /trunk/tests/Makefile.am + +patch from Nitin A Kamble for automake 1.12. +This patch avoids these issues with automake 1.12: +| configure.ac:304: error: automatic de-ANSI-fication support has been removed +| tests/Makefile.am:12: error: automatic de-ANSI-fication support has been removed + +------------------------------------------------------------------------ +r8201 | vlefevre | 2012-05-07 18:11:47 +0000 (Mon, 07 May 2012) | 5 lines +Changed paths: + M /trunk/AUTHORS + M /trunk/INSTALL + M /trunk/doc/mpfr.texi [AUTHORS,INSTALL,doc/mpfr.texi] Updated the e-mail address of the MPFR mailing-list to match the List-* headers written by the new @@ -6052,1108 +25141,2233 @@ mailing-list server (the old one still works, but may lead to bad interaction with MUA's that attempt to honor the List-Post header when replying to the list(s)). ------------------------------------------------------------------------ -r8200 | vlefevre | 2012-05-07 17:58:04 +0000 (Mon, 07 May 2012) | 6 lines +r8199 | vlefevre | 2012-05-07 15:17:31 +0000 (Mon, 07 May 2012) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/gamma.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/tests/tgamma.c + M /trunk/src/gamma.c + M /trunk/src/lngamma.c [src/lngamma.c] Added mpfr_explgamma internal function to handle - overflows/underflows (intermediate or not) in mpfr_gamma. Added - general overflow detection. -[src/gamma.c] Added general underflow detection. -[tests/tgamma.c] Added testcases for 32-bit and 64-bit machines. -(merged changesets r8174,8179,8182-8183,8185-8189,8191-8199 from the trunk) + overflows/underflows (intermediate or not) in mpfr_gamma. + Updated the general overflow detection to use this function. +[src/gamma.c] Fixed the general underflow detection. +------------------------------------------------------------------------ +r8198 | vlefevre | 2012-05-07 12:51:34 +0000 (Mon, 07 May 2012) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Removed spurious parentheses. +------------------------------------------------------------------------ +r8197 | vlefevre | 2012-05-07 12:36:22 +0000 (Mon, 07 May 2012) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Added tests for 32-bit and 64-bit machines, showing an +underflow detection bug in gamma.c (see FIXME comment added in r8185). +------------------------------------------------------------------------ +r8196 | vlefevre | 2012-05-07 12:23:44 +0000 (Mon, 07 May 2012) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Added tests to trigger the pre-r8189 endless loop +on 32-bit machines. +------------------------------------------------------------------------ +r8195 | vlefevre | 2012-05-04 15:23:02 +0000 (Fri, 04 May 2012) | 1 line +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Updated exp_lgamma to test the ternary value. +------------------------------------------------------------------------ +r8194 | vlefevre | 2012-05-04 15:10:06 +0000 (Fri, 04 May 2012) | 1 line +Changed paths: + M /trunk/src/lngamma.c + +[src/lngamma.c] Fixed the problem with the overflow flag (r8192). +------------------------------------------------------------------------ +r8193 | vlefevre | 2012-05-04 14:33:58 +0000 (Fri, 04 May 2012) | 6 lines +Changed paths: + M /trunk/src/lngamma.c + +Improved src/lngamma.c (mainly on changes from r8189): + * Declarations of ok variable were used in nested block. + * Added a missing "MPFR_ZIV_FREE (loop);". + * In the overflow detection code, call mpfr_lngamma only once, use + mpfr_equal_p instead of mpfr_cmp, and share code with the end. +Note: the problem with the overflow flag (r8192) hasn't been solved yet. +------------------------------------------------------------------------ +r8192 | vlefevre | 2012-05-04 14:23:46 +0000 (Fri, 04 May 2012) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Added a test showing a failure on 64-bit machines +due to an unset overflow flag. +------------------------------------------------------------------------ +r8191 | vlefevre | 2012-05-04 14:09:23 +0000 (Fri, 04 May 2012) | 1 line +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Updated exp_lgamma to test underflow & overflow flags. +------------------------------------------------------------------------ +r8190 | vlefevre | 2012-05-04 13:19:31 +0000 (Fri, 04 May 2012) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] For mpfr_get_flt, etc., exception flags should be raised. +------------------------------------------------------------------------ +r8189 | zimmerma | 2012-05-04 12:55:57 +0000 (Fri, 04 May 2012) | 2 lines +Changed paths: + M /trunk/src/lngamma.c + M /trunk/tests/tgamma.c + +[src/lngamma.c] fixed endless loop with test cases introduced in r8188 + +------------------------------------------------------------------------ +r8188 | vlefevre | 2012-05-03 17:34:16 +0000 (Thu, 03 May 2012) | 2 lines +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Updated the exp_lgamma_tests test to trigger an +endless loop due to undetected overflow on 64-bit machines. +------------------------------------------------------------------------ +r8187 | vlefevre | 2012-05-03 16:20:35 +0000 (Thu, 03 May 2012) | 1 line +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Say that the freeze is for 64-bit machines only. +------------------------------------------------------------------------ +r8186 | vlefevre | 2012-05-03 16:17:59 +0000 (Thu, 03 May 2012) | 1 line +Changed paths: + M /trunk/tests/tgamma.c + +[tests/tgamma.c] Added more mpfr_tgamma tests, showing a freeze. +------------------------------------------------------------------------ +r8185 | vlefevre | 2012-05-03 14:49:46 +0000 (Thu, 03 May 2012) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Corrected the FIXME comment concerning the underflow +detection. +------------------------------------------------------------------------ +r8183 | vlefevre | 2012-05-03 14:28:32 +0000 (Thu, 03 May 2012) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Added a FIXME comment: the underflow detection may still +be buggy (or the explanation is incomplete). +------------------------------------------------------------------------ +r8182 | vlefevre | 2012-05-03 14:21:57 +0000 (Thu, 03 May 2012) | 2 lines +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Completed the explanation concerning the new underflow +detection. +------------------------------------------------------------------------ +r8181 | vlefevre | 2012-05-03 14:15:02 +0000 (Thu, 03 May 2012) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Removed the FIXME comment (from r8169). +------------------------------------------------------------------------ +r8179 | vlefevre | 2012-05-03 13:42:13 +0000 (Thu, 03 May 2012) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Untabified. +------------------------------------------------------------------------ +r8177 | vlefevre | 2012-05-03 13:23:23 +0000 (Thu, 03 May 2012) | 1 line +Changed paths: + M /trunk/ChangeLog + +ChangeLog update with "LC_ALL=en_US.UTF8 TZ=UTC svn log -rHEAD:0 -v". ------------------------------------------------------------------------ -r8184 | vlefevre | 2012-05-03 14:44:57 +0000 (Thu, 03 May 2012) | 1 line +r8175 | vlefevre | 2012-05-03 12:33:24 +0000 (Thu, 03 May 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/gamma.c + M /trunk/doc/mpfr.texi -[src/gamma.c] Reverted changeset r8180, which seems incorrect. +[doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r8180 | vlefevre | 2012-05-03 13:46:22 +0000 (Thu, 03 May 2012) | 2 lines +r8174 | zimmerma | 2012-05-03 10:08:19 +0000 (Thu, 03 May 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/gamma.c + M /trunk/src/gamma.c [gamma.c] tentative fix for the underflow problem -(merged changesets r8174,8179 from the trunk) + ------------------------------------------------------------------------ -r8178 | vlefevre | 2012-05-03 13:26:40 +0000 (Thu, 03 May 2012) | 1 line +r8173 | vlefevre | 2012-05-03 09:39:18 +0000 (Thu, 03 May 2012) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/doc/README.dev + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/subnormal.c + M /trunk/tests/Makefile.am + M /trunk/tests/tatan.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsqr.c + M /trunk/tools/cfarm.sh -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +Updated URL's of mailing-list archives/messages in all files +(except ChangeLog, as it is generated). ------------------------------------------------------------------------ -r8176 | vlefevre | 2012-05-03 13:08:51 +0000 (Thu, 03 May 2012) | 2 lines +r8172 | vlefevre | 2012-05-03 09:35:55 +0000 (Thu, 03 May 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/TODO - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/subnormal.c - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tests/tatan.c - M /branches/3.1/tests/tsin_cos.c - M /branches/3.1/tests/tsqr.c + M /trunk/TODO + +[TODO] Updated URL's of mailing-list archives/messages. +------------------------------------------------------------------------ +r8170 | vlefevre | 2012-05-02 16:07:13 +0000 (Wed, 02 May 2012) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Updated concerning MPFR_RNDNA. +------------------------------------------------------------------------ +r8169 | vlefevre | 2012-04-27 14:27:58 +0000 (Fri, 27 Apr 2012) | 1 line +Changed paths: + M /trunk/src/gamma.c + +[src/gamma.c] Added a FIXME comment. +------------------------------------------------------------------------ +r8168 | vlefevre | 2012-04-27 13:51:49 +0000 (Fri, 27 Apr 2012) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] Suggested a new rounding mode: MPFR_RNDE, to be used when the +result is known to be exact (normal mode: optimize; debug mode: check). +------------------------------------------------------------------------ +r8167 | vlefevre | 2012-04-27 13:24:54 +0000 (Fri, 27 Apr 2012) | 1 line +Changed paths: + M /trunk/src/gamma.c -Merged changesets r8172-8173,8175 from the trunk to update URL's of -mailing-list archives/messages. +[src/gamma.c] Use the new MPFR_DBGRES macro. ------------------------------------------------------------------------ -r8165 | vlefevre | 2012-04-27 12:39:54 +0000 (Fri, 27 Apr 2012) | 2 lines +r8164 | vlefevre | 2012-04-27 12:38:03 +0000 (Fri, 27 Apr 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgamma.c + M /trunk/tests/tgamma.c [tests/tgamma.c] Improved testcase test20100709. -(merged changeset r8164 from the trunk) ------------------------------------------------------------------------ -r8163 | vlefevre | 2012-04-27 12:29:02 +0000 (Fri, 27 Apr 2012) | 3 lines +r8162 | vlefevre | 2012-04-27 12:27:09 +0000 (Fri, 27 Apr 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tgamma.c + M /trunk/tests/tgamma.c [tests/tgamma.c] Updated testcase test20100709 for 64-bit machines, -as this bug reappeared in r8160 (r8159 from the trunk). -(merged changeset r8162 from the trunk) +as this bug reappeared in r8159. +------------------------------------------------------------------------ +r8159 | zimmerma | 2012-04-26 16:05:56 +0000 (Thu, 26 Apr 2012) | 5 lines +Changed paths: + M /trunk/src/gamma.c + M /trunk/tests/tgamma.c + +[src/gamma.c] fixed bug found by Giridhar Tammana + https://sympa.inria.fr/sympa/arc/mpfr/2012-04/msg00013.html +Note (VL): this fix triggers an infinite loop on 32-bit machines + (or with -m32) in test20100709 from tgamma.c and this is partly + the opposite of changeset r6996. +------------------------------------------------------------------------ +r8157 | vlefevre | 2012-04-26 11:24:54 +0000 (Thu, 26 Apr 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Improved the noreturn feature. +------------------------------------------------------------------------ +r8156 | vlefevre | 2012-04-25 12:48:17 +0000 (Wed, 25 Apr 2012) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/mpfr-impl.h + +Added support for _Noreturn function specifier (ISO C11). + * acinclude.m4: define MPFR_HAVE_NORETURN if _Noreturn is supported. + * src/mpfr-impl.h: use _Noreturn when MPFR_HAVE_NORETURN is defined. +Tested with GCC 4.6 (no _Noreturn) and 4.7 (supports _Noreturn). +------------------------------------------------------------------------ +r8155 | vlefevre | 2012-04-25 11:36:24 +0000 (Wed, 25 Apr 2012) | 2 lines +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Added a note about the new experimental +-ftrack-macro-expansion GCC option. +------------------------------------------------------------------------ +r8152 | vlefevre | 2012-04-24 15:36:58 +0000 (Tue, 24 Apr 2012) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Forgot to replace the mpfr_clear_divby0 internal macro +by MPFR_CLEAR_DIVBY0 in r8141. +------------------------------------------------------------------------ +r8150 | vlefevre | 2012-04-23 15:00:22 +0000 (Mon, 23 Apr 2012) | 2 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added a comment concerning MPFR_INT_CEIL_LOG2 and +macro expansion. +------------------------------------------------------------------------ +r8149 | vlefevre | 2012-04-23 14:44:54 +0000 (Mon, 23 Apr 2012) | 2 lines +Changed paths: + M /trunk/src/ai.c + +[src/ai.c] Use an intermediate variable to avoid a huge macro expansion +in ASSERT_FAIL with gcc -ansi -pedantic-errors. +------------------------------------------------------------------------ +r8147 | vlefevre | 2012-04-23 07:17:40 +0000 (Mon, 23 Apr 2012) | 1 line +Changed paths: + M /trunk/tools/mpfrlint + +[tools/mpfrlint] Update after r8141. +------------------------------------------------------------------------ +r8142 | vlefevre | 2012-04-20 09:24:17 +0000 (Fri, 20 Apr 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Improved comment about MPFR_CLEAR_* macros. +------------------------------------------------------------------------ +r8141 | vlefevre | 2012-04-20 09:17:47 +0000 (Fri, 20 Apr 2012) | 4 lines +Changed paths: + M /trunk/src/add_d.c + M /trunk/src/agm.c + M /trunk/src/cmp.c + M /trunk/src/cmp_abs.c + M /trunk/src/cmp_si.c + M /trunk/src/cmp_ui.c + M /trunk/src/d_div.c + M /trunk/src/d_sub.c + M /trunk/src/div_d.c + M /trunk/src/exp2.c + M /trunk/src/exp_2.c + M /trunk/src/get_f.c + M /trunk/src/get_si.c + M /trunk/src/get_sj.c + M /trunk/src/get_ui.c + M /trunk/src/get_uj.c + M /trunk/src/get_z.c + M /trunk/src/get_z_exp.c + M /trunk/src/jn.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul_d.c + M /trunk/src/pow.c + M /trunk/src/sgn.c + M /trunk/src/sub_d.c + +[src] Replaced the flags-related mpfr_clear_* internal macros by an +uppercase version with a do-while in order to prevent one from using +them in an expression. Renamed MPFR_SET_ERANGE to MPFR_SET_ERANGEFLAG +for consistency. +------------------------------------------------------------------------ +r8139 | vlefevre | 2012-04-19 12:13:28 +0000 (Thu, 19 Apr 2012) | 8 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Use a do-while statement for the MPFR_SET_ERANGE() +macro in order to prevent one from using this macro in an expression, +as the sequence point rules could be broken if __gmpfr_flags is +assigned twice in the same expression (via macro expansions). +Note: This cannot be done for the mpfr_clear_* flags macros because +we want to be able to follow the API inside MPFR (thus these macros +must be usable wherever a function is). These macros should probably +be removed or renamed in the future (e.g. via the flags branch). +------------------------------------------------------------------------ +r8136 | vlefevre | 2012-04-11 10:38:55 +0000 (Wed, 11 Apr 2012) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Suggest mpfr_pow_q and variants. +------------------------------------------------------------------------ +r8135 | vlefevre | 2012-03-28 13:23:27 +0000 (Wed, 28 Mar 2012) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated "API Compatibility" section: functions +mpfr_fmodquo, mpfr_fpif_export and mpfr_fpif_import are new in +MPFR 3.2. +------------------------------------------------------------------------ +r8133 | vlefevre | 2012-03-27 00:58:57 +0000 (Tue, 27 Mar 2012) | 1 line +Changed paths: + M /trunk/tests/tfpif.c + +[tests/tfpif.c] Removed trailing whitespace. +------------------------------------------------------------------------ +r8132 | zimmerma | 2012-03-26 19:08:58 +0000 (Mon, 26 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + M /trunk/tests/tfpif.c + +[src/fpif.c,tests/tfpif.c] changed to GNU style + +------------------------------------------------------------------------ +r8131 | demengeo | 2012-03-26 16:00:30 +0000 (Mon, 26 Mar 2012) | 1 line +Changed paths: + M /trunk/src/fpif.c + M /trunk/tests/tfpif.c + +Add a test on FILE* in fpif.c; Added a missing test on a return value; Changed the way to compute number of bytes needed for the limb of a mpfr number; Increase coverage test of fpif.c +------------------------------------------------------------------------ +r8130 | vlefevre | 2012-03-26 14:40:34 +0000 (Mon, 26 Mar 2012) | 5 lines +Changed paths: + M /trunk/src/atan2.c + M /trunk/src/exceptions.c + M /trunk/src/gmp_op.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + M /trunk/src/round_near_x.c + M /trunk/tests/texp.c + M /trunk/tests/tfma.c + M /trunk/tests/tfms.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow_z.c + +[src] New mpfr_flags_t type, defined as an unsigned int. For the + __gmpfr_flags variable and internal flags-related variables, + replaced unsigned int by mpfr_flags_t (note that this doesn't + change the ABI, since unsigned int was already used). +[tests] Cast __gmpfr_flags to unsigned int when printed with %u. +------------------------------------------------------------------------ +r8129 | zimmerma | 2012-03-26 14:11:26 +0000 (Mon, 26 Mar 2012) | 3 lines +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/mpfr.h + M /trunk/src/rem1.c + M /trunk/tests/tremquo.c + M /trunk/tools/cfarm.sh + +added new function mpfr_fmodquo +(cf https://sympa.inria.fr/sympa/arc/mpfr/2012-03/msg00020.html) + +------------------------------------------------------------------------ +r8128 | vlefevre | 2012-03-26 12:30:31 +0000 (Mon, 26 Mar 2012) | 1 line +Changed paths: + M /trunk/examples/version.c + +[src/mpfr-examples/version.c] Output sizeof(mpfr_t) value. +------------------------------------------------------------------------ +r8126 | vlefevre | 2012-03-26 12:12:51 +0000 (Mon, 26 Mar 2012) | 1 line +Changed paths: + M /trunk/tests/tests.c + +[tests/tests.c] Improved src_fopen() a bit. +------------------------------------------------------------------------ +r8125 | vlefevre | 2012-03-26 10:58:49 +0000 (Mon, 26 Mar 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Explain the use of the new MPFR_DBGRES macro. +------------------------------------------------------------------------ +r8124 | vlefevre | 2012-03-26 10:52:58 +0000 (Mon, 26 Mar 2012) | 4 lines +Changed paths: + M /trunk/src/const_euler.c + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added a MPFR_DBGRES macro to avoid a warning in +non-debug mode, e.g. with GCC's -Wunused-but-set-variable, when a +result is tested only in an MPFR_ASSERTD expression. +[src/const_euler.c] Avoid such a warning by using MPFR_DBGRES. +------------------------------------------------------------------------ +r8123 | vlefevre | 2012-03-26 09:19:12 +0000 (Mon, 26 Mar 2012) | 1 line +Changed paths: + M /trunk/src/fpif.c + M /trunk/src/get_ld.c + M /trunk/src/mpfr-gmp.h + M /trunk/tools/mpfrlint + +MPFR_ASSERTD or MPFR_ASSERTN must be used for assertions, not ASSERT. +------------------------------------------------------------------------ +r8122 | zimmerma | 2012-03-20 13:53:33 +0000 (Tue, 20 Mar 2012) | 3 lines +Changed paths: + M /trunk/tests/Makefile.am + M /trunk/tests/tests.c + +[tests/tests.c] fixed problem with src_fopen + (https://sympa.inria.fr/sympa/arc/mpfr/2012-03/msg00021.html) + +------------------------------------------------------------------------ +r8121 | zimmerma | 2012-03-20 13:41:06 +0000 (Tue, 20 Mar 2012) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] inp_str.data -> inp_str.dat + +------------------------------------------------------------------------ +r8120 | zimmerma | 2012-03-20 13:28:49 +0000 (Tue, 20 Mar 2012) | 4 lines +Changed paths: + A /trunk/tests/inp_str.dat (from /trunk/tests/inp_str.data:8119) + D /trunk/tests/inp_str.data + M /trunk/tests/tfpif.c + M /trunk/tests/tinp_str.c + +renamed tests/inp_str.data into tests/inp_str.dat +[tests/tinp_str.c] now use tests/inp_str.dat +[tests/tfpif.c] use src_fopen instead of fopen + ------------------------------------------------------------------------ -r8160 | vlefevre | 2012-04-27 01:08:44 +0000 (Fri, 27 Apr 2012) | 5 lines +r8119 | zimmerma | 2012-03-20 08:39:39 +0000 (Tue, 20 Mar 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/gamma.c - M /branches/3.1/tests/tgamma.c + M /trunk/src/fpif.c + +[src/fpif.c] simplified &x[i] into x+i -[src/gamma.c] Fixed bug in the underflow detection code of mpfr_gamma, - found by Giridhar Tammana: some results may incorrectly be regarded - as underflow. -[tests/tgamma.c] Added testcase. -(merged changeset r8159 from the trunk) ------------------------------------------------------------------------ -r8127 | vlefevre | 2012-03-26 12:25:58 +0000 (Mon, 26 Mar 2012) | 3 lines +r8118 | zimmerma | 2012-03-20 08:13:52 +0000 (Tue, 20 Mar 2012) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/Makefile.am - M /branches/3.1/tests/tests.c + M /trunk/src/mparam_h.in + M /trunk/tools/cfarm.sh + +[src/mparam_h.in] better recognition of AMD64 systems +[tools/cfarm.sh] updated -[tests/{Makefile.am,tests.c}] Fixed src_fopen to be able to run test -programs directly (without "make check") when objdir != srcdir. -(merged changesets r8122,8126 from the trunk) ------------------------------------------------------------------------ -r8084 | vlefevre | 2012-03-09 12:03:59 +0000 (Fri, 09 Mar 2012) | 4 lines +r8117 | zimmerma | 2012-03-20 07:39:40 +0000 (Tue, 20 Mar 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-impl.h + M /trunk/tests/tests.c + +[tests.c] fixed compiler warning (gcc70.fsffrance.org, NetBSD, gcc 4.1.3) -[src/mpfr-impl.h] Improved macros from the changeset r8080, in +------------------------------------------------------------------------ +r8116 | zimmerma | 2012-03-19 17:06:41 +0000 (Mon, 19 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[fpif.c] simplified code since nb_data is always 1 + +------------------------------------------------------------------------ +r8115 | zimmerma | 2012-03-19 16:03:55 +0000 (Mon, 19 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/mparam_h.in + +[mparam_h.in] recognize __tune_amdfam10__ (for example gcc10.fsffrance.org) + +------------------------------------------------------------------------ +r8114 | zimmerma | 2012-03-19 15:33:33 +0000 (Mon, 19 Mar 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/configure.ac + +[configure.ac] use AC_C_BIGENDIAN to determine endianness of words + +------------------------------------------------------------------------ +r8113 | zimmerma | 2012-03-19 15:27:43 +0000 (Mon, 19 Mar 2012) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] the name of the test file for the export/import functions has changed + +------------------------------------------------------------------------ +r8112 | vlefevre | 2012-03-19 15:22:46 +0000 (Mon, 19 Mar 2012) | 1 line +Changed paths: + M /trunk/tests + +tests: updated svn:ignore property. +------------------------------------------------------------------------ +r8111 | vlefevre | 2012-03-19 15:20:34 +0000 (Mon, 19 Mar 2012) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Indentation. +------------------------------------------------------------------------ +r8110 | zimmerma | 2012-03-19 15:14:58 +0000 (Mon, 19 Mar 2012) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/fpif.c + M /trunk/src/mpfr.h + M /trunk/tests/tfpif.c + +changed the order of arguments of mpfr_fpif_import so that the modified +argument is first + +------------------------------------------------------------------------ +r8109 | zimmerma | 2012-03-19 15:02:04 +0000 (Mon, 19 Mar 2012) | 2 lines +Changed paths: + M /trunk/NEWS + +[NEWS] updated item about the new mpfr_fpif_export and mpfr_fpif_import functions + +------------------------------------------------------------------------ +r8108 | zimmerma | 2012-03-19 15:00:10 +0000 (Mon, 19 Mar 2012) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + M /trunk/src/fpif.c + M /trunk/src/mpfr.h + M /trunk/tests/tfpif.c + +mpfr_fpif_export_binary -> mpfr_fpif_export +mpfr_fpif_import_binary -> mpfr_fpif_import + +------------------------------------------------------------------------ +r8107 | zimmerma | 2012-03-19 14:50:31 +0000 (Mon, 19 Mar 2012) | 3 lines +Changed paths: + A /trunk/tests/mpfrtest.dat (from /trunk/tests/stream.data:8106) + D /trunk/tests/stream.data + M /trunk/tests/tfpif.c + +stream.data renamed to mpfrtest.dat +[tfpif.c] now use remove() + +------------------------------------------------------------------------ +r8106 | vlefevre | 2012-03-19 14:13:32 +0000 (Mon, 19 Mar 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] "in future version" → "in future versions". +------------------------------------------------------------------------ +r8105 | vlefevre | 2012-03-19 14:10:58 +0000 (Mon, 19 Mar 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r8104 | vlefevre | 2012-03-19 14:08:21 +0000 (Mon, 19 Mar 2012) | 1 line +Changed paths: + M /trunk/src/fpif.c + M /trunk/tests/tfpif.c + +[src/fpif.c,tests/tfpif.c] Corrected coding style. +------------------------------------------------------------------------ +r8103 | zimmerma | 2012-03-17 06:53:15 +0000 (Sat, 17 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[src/fpif.c] fixed a few warnings and errors with g++ (found on hydra) + +------------------------------------------------------------------------ +r8102 | zimmerma | 2012-03-16 21:18:56 +0000 (Fri, 16 Mar 2012) | 2 lines +Changed paths: + D /trunk/src/out_raw.c + +[out_raw.c] removed obsolete file (replaced by fpif.c) + +------------------------------------------------------------------------ +r8101 | zimmerma | 2012-03-16 21:15:20 +0000 (Fri, 16 Mar 2012) | 2 lines +Changed paths: + M /trunk/tests/Makefile.am + +[tests/Makefile.am] put tfpif at its right place + +------------------------------------------------------------------------ +r8100 | zimmerma | 2012-03-16 21:07:50 +0000 (Fri, 16 Mar 2012) | 6 lines +Changed paths: + M /trunk/src/fpif.c + M /trunk/tests/Makefile.am + A /trunk/tests/stream.data + M /trunk/tests/tfpif.c + +[src/fpif.c] fixed problem with sign on gcc38 +[tests/tfpif.c] solved FIXME's, added new test with fixed data file +[tests/stream.data] data file for tfpif.c (to check we get same results with + different word size and endianness) +[tests/Makefile.am] added stream.data to make dist + +------------------------------------------------------------------------ +r8099 | zimmerma | 2012-03-16 20:14:28 +0000 (Fri, 16 Mar 2012) | 4 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/fpif.c + M /trunk/tests/tfpif.c + +[fpif.c] added comments +[tfpif.c] improve error message in case of mismatch +[acinclude.m4] forgot double-double big endian + +------------------------------------------------------------------------ +r8098 | zimmerma | 2012-03-16 17:30:21 +0000 (Fri, 16 Mar 2012) | 3 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] added note saying that mpfr_fpif_export_binary and + mpfr_fpif_import_binary are experimental + +------------------------------------------------------------------------ +r8097 | zimmerma | 2012-03-16 17:25:34 +0000 (Fri, 16 Mar 2012) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[mpfr.texi] added documentation for mpfr_fpif_export_binary and mpfr_fpif_import_binary + +------------------------------------------------------------------------ +r8096 | zimmerma | 2012-03-16 16:50:23 +0000 (Fri, 16 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/fpif.c + +[fpif.c] replaced sizeof(var) by sizeof(type) + +------------------------------------------------------------------------ +r8095 | zimmerma | 2012-03-15 20:58:22 +0000 (Thu, 15 Mar 2012) | 2 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/fpif.c + +[fpif.c] fixed a few issues + +------------------------------------------------------------------------ +r8094 | zimmerma | 2012-03-15 18:40:39 +0000 (Thu, 15 Mar 2012) | 4 lines +Changed paths: + M /trunk/src/fpif.c + M /trunk/src/mpfr.h + M /trunk/tests/tfpif.c + +[src/fpif.c,src/mpfr.h,tests/tfpif.c] a few fixes so that make and make check + pass on one machine. Will fix the + remaining issues later. + +------------------------------------------------------------------------ +r8093 | vlefevre | 2012-03-15 16:00:47 +0000 (Thu, 15 Mar 2012) | 2 lines +Changed paths: + M /trunk/NEWS + M /trunk/src/fpif.c + M /trunk/src/mpfr.h + M /trunk/tests/tfpif.c + +Added FIXME for export/import MPFR numbers, did some corrections, +updated NEWS file. +------------------------------------------------------------------------ +r8092 | vlefevre | 2012-03-15 15:51:01 +0000 (Thu, 15 Mar 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Update about C headers. +------------------------------------------------------------------------ +r8091 | demengeo | 2012-03-15 13:43:20 +0000 (Thu, 15 Mar 2012) | 1 line +Changed paths: + M /trunk/src/fpif.c + M /trunk/tests/tfpif.c + +Add copyright material in fpif.c and test_fpif.c +------------------------------------------------------------------------ +r8090 | demengeo | 2012-03-15 09:49:17 +0000 (Thu, 15 Mar 2012) | 1 line +Changed paths: + M /trunk/src/Makefile.am + A /trunk/src/fpif.c + M /trunk/src/mpfr.h + M /trunk/tests/Makefile.am + A /trunk/tests/tfpif.c + +Add functions/tests to export/import mpfr number in a binary format +------------------------------------------------------------------------ +r8089 | vlefevre | 2012-03-13 09:44:51 +0000 (Tue, 13 Mar 2012) | 1 line +Changed paths: + M /trunk/src/check.c + M /trunk/tests/tcheck.c + +Improved mpfr_check and added a missing testcase. +------------------------------------------------------------------------ +r8085 | vlefevre | 2012-03-09 14:04:39 +0000 (Fri, 09 Mar 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Corrected information about valgrind. +------------------------------------------------------------------------ +r8083 | vlefevre | 2012-03-09 11:59:39 +0000 (Fri, 09 Mar 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Updated a comment. +------------------------------------------------------------------------ +r8082 | vlefevre | 2012-03-09 11:40:09 +0000 (Fri, 09 Mar 2012) | 3 lines +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Improved macros from the changeset r8025, in particular to avoid an error with the --enable-assert configure option and the -ansi -pedantic-errors gcc compiler flags. -(merged changesets r7910,8082,8083 from the trunk) ------------------------------------------------------------------------- -r8080 | vlefevre | 2012-03-08 14:11:02 +0000 (Thu, 08 Mar 2012) | 8 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/get_d.c - M /branches/3.1/src/get_flt.c - M /branches/3.1/src/get_str.c - M /branches/3.1/src/init2.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mul.c - M /branches/3.1/src/pow.c - M /branches/3.1/src/print_raw.c - M /branches/3.1/src/round_prec.c - M /branches/3.1/src/round_raw_generic.c - M /branches/3.1/src/set.c - M /branches/3.1/src/set_f.c - M /branches/3.1/src/set_prec.c - M /branches/3.1/src/setmax.c - M /branches/3.1/src/sqr.c - M /branches/3.1/src/stack_interface.c - M /branches/3.1/src/strtofr.c - M /branches/3.1/src/sub1sp.c - M /branches/3.1/src/urandomb.c - M /branches/3.1/tests/tinits.c +------------------------------------------------------------------------ +r8079 | vlefevre | 2012-03-08 13:54:43 +0000 (Thu, 08 Mar 2012) | 3 lines +Changed paths: + M /trunk/tests/tprintf.c -Avoid potential integer overflows and improve consistency. This should -fix bug #13918 "Segfault with precision = MPFR_PREC_MAX on 32-bit". -Note: this problem appeared in MPFR 3.0.0 when the precision type (now -mpfr_prec_t) was changed to a signed integer. -Added a large precision test in tests/tinits.c (enabled by setting -MPFR_CHECK_LARGEMEM=1) to trigger the bug mentioned above on 32-bit -machines (or when MPFR is built with -m32). -(merged changesets r8025,8026,8029,8031,8077 from the trunk) +[tests/tprintf.c] Corrected the test with MPFR_CHECK_LARGEMEM=1 again, +and improved it in case _MPFR_PREC_FORMAT == 2, where MPFR_PREC_MAX is +INT_MAX minus some small constant (see r8035). +------------------------------------------------------------------------ +r8078 | vlefevre | 2012-03-08 13:01:07 +0000 (Thu, 08 Mar 2012) | 1 line +Changed paths: + M /trunk/tests/tprintf.c + +[tests/tprintf.c] Corrected the test with MPFR_CHECK_LARGEMEM=1. +------------------------------------------------------------------------ +r8077 | vlefevre | 2012-03-08 12:22:04 +0000 (Thu, 08 Mar 2012) | 2 lines +Changed paths: + M /trunk/tests/tinits.c + +[tests/tinits.c] Improved the large precision test so that it is still +performed after r8035 (where MPFR_PREC_MAX has been decreased). +------------------------------------------------------------------------ +r8076 | vlefevre | 2012-03-08 09:12:38 +0000 (Thu, 08 Mar 2012) | 1 line +Changed paths: + M /trunk/tests/tconst_log2.c + +[tests/tconst_log2.c] Replaced mpfr_printf by mpfr_out_str. +------------------------------------------------------------------------ +r8075 | zimmerma | 2012-03-08 08:17:48 +0000 (Thu, 08 Mar 2012) | 2 lines +Changed paths: + M /trunk/tests/tconst_log2.c + +[tconst_log2.c] use hexadecimal output in case of error in check_large() + +------------------------------------------------------------------------ +r8074 | zimmerma | 2012-03-08 08:11:59 +0000 (Thu, 08 Mar 2012) | 4 lines +Changed paths: + M /trunk/src/get_ld.c + M /trunk/tests/tset_ld.c + +[get_ld.c] added comments and ASSERT() +[tset_ld.c] added test to better exercise get_ld and set_ld for subnormals, + and replaced some 64 by MPFR_LDBL_MANT_DIG + +------------------------------------------------------------------------ +r8073 | zimmerma | 2012-03-07 20:28:43 +0000 (Wed, 07 Mar 2012) | 3 lines +Changed paths: + M /trunk/tests/tconst_log2.c + +[tconst_log2.c] improved error message, cf + https://sympa.inria.fr/sympa/arc/mpfr/2012-03/msg00017.html + +------------------------------------------------------------------------ +r8072 | zimmerma | 2012-03-07 18:22:41 +0000 (Wed, 07 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/get_ld.c + +[get_ld.c] deal with the case "long double" == "double" + +------------------------------------------------------------------------ +r8071 | zimmerma | 2012-03-07 18:15:21 +0000 (Wed, 07 Mar 2012) | 3 lines +Changed paths: + M /trunk/acinclude.m4 + M /trunk/src/set_ld.c + +[acinclude.m4] deal with long double == double +[src/set_ld.c] idem + +------------------------------------------------------------------------ +r8070 | vlefevre | 2012-03-07 15:15:09 +0000 (Wed, 07 Mar 2012) | 1 line +Changed paths: + M /trunk/NEWS + +[NEWS] Prepare for new version. +------------------------------------------------------------------------ +r8068 | vlefevre | 2012-03-07 13:06:40 +0000 (Wed, 07 Mar 2012) | 1 line +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added information about --with-sysroot. +------------------------------------------------------------------------ +r8067 | vlefevre | 2012-03-07 12:41:49 +0000 (Wed, 07 Mar 2012) | 3 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Removed an obsolete paragraph saying that the test suite +can't be run with a C++ compiler. C++ related problems have been +fixed a long time ago. +------------------------------------------------------------------------ +r8066 | zimmerma | 2012-03-06 12:51:17 +0000 (Tue, 06 Mar 2012) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] added new item about saving/restoring flags + +------------------------------------------------------------------------ +r8065 | zimmerma | 2012-03-06 11:31:55 +0000 (Tue, 06 Mar 2012) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + A /trunk/src/mips + A /trunk/src/mips/mparam.h + M /trunk/src/mparam_h.in + +added tuning parameters for mips (on gcc49.fsffrance.org) + +------------------------------------------------------------------------ +r8064 | zimmerma | 2012-03-05 17:51:58 +0000 (Mon, 05 Mar 2012) | 2 lines +Changed paths: + M /trunk/tune/tuneup.c + +[tuneup.c] fixed compiler warning (got on gcc49.fsffrance.org) + +------------------------------------------------------------------------ +r8063 | vlefevre | 2012-03-05 01:40:49 +0000 (Mon, 05 Mar 2012) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Minor change to be consistent with "src/mpfr-gmp.h". +------------------------------------------------------------------------ +r8062 | vlefevre | 2012-03-05 01:09:52 +0000 (Mon, 05 Mar 2012) | 1 line +Changed paths: + M /trunk/src/mpfr.h + +[src/mpfr.h] Added a reference to MPFR bug 13947. ------------------------------------------------------------------------ -r8069 | vlefevre | 2012-03-07 15:02:17 +0000 (Wed, 07 Mar 2012) | 5 lines +r8061 | vlefevre | 2012-03-05 01:00:50 +0000 (Mon, 05 Mar 2012) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr.h + M /trunk/src/mpfr.h [src/mpfr.h] Simple temporary fix following GMP's internal __gmp_const macro removal in <http://gmplib.org:8000/gmp/rev/d287cfaf6732> (and its replacement by const): if __gmp_const isn't define, let's define it to const. -(merged changeset r8061 from the trunk) ------------------------------------------------------------------------ -r8059 | vlefevre | 2012-03-03 03:00:29 +0000 (Sat, 03 Mar 2012) | 2 lines +r8058 | vlefevre | 2012-03-03 02:59:36 +0000 (Sat, 03 Mar 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS + M /trunk/NEWS [NEWS] Mention the mpfr_exp bug fix (from r6964 in exp_2.c). -(merged changeset r8058 from the trunk) ------------------------------------------------------------------------ -r8049 | vlefevre | 2012-02-24 13:45:11 +0000 (Fri, 24 Feb 2012) | 2 lines +r8056 | vlefevre | 2012-02-27 12:09:25 +0000 (Mon, 27 Feb 2012) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-impl.h + M /trunk/configure.ac + +[configure.ac] If 'gmp.h' and 'libgmp' seem to have different versions, +output the temporary LD_RUN_PATH value (may be useful for debugging). +------------------------------------------------------------------------ +r8054 | vlefevre | 2012-02-24 16:13:48 +0000 (Fri, 24 Feb 2012) | 3 lines +Changed paths: + M /trunk/tests/memory.c + M /trunk/tests/reuse.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + +[tests] Removed #include of headers already included via "mpfr-test.h" +(<limits.h>, <stdio.h>, <stdlib.h>). Note: this change doesn't apply +to tvalist.c, which is a special test that doesn't use "mpfr-test.h". +------------------------------------------------------------------------ +r8053 | vlefevre | 2012-02-24 15:50:55 +0000 (Fri, 24 Feb 2012) | 2 lines +Changed paths: + M /trunk/src/abort_prec_max.c + M /trunk/src/get_d64.c + M /trunk/src/logging.c + M /trunk/src/mpfr-gmp.c + M /trunk/src/mpfr-impl.h + M /trunk/src/rec_sqrt.c + M /trunk/src/strtofr.c + +[src] #include <stdlib.h> unconditionally in mpfr-impl.h; removed +this #include from the .c files. +------------------------------------------------------------------------ +r8052 | vlefevre | 2012-02-24 15:32:50 +0000 (Fri, 24 Feb 2012) | 1 line +Changed paths: + M /trunk/src/logging.c + +[src/logging.c] #include <stdarg.h> was no longer necessary. Removed. +------------------------------------------------------------------------ +r8051 | vlefevre | 2012-02-24 15:27:26 +0000 (Fri, 24 Feb 2012) | 1 line +Changed paths: + M /trunk/src/logging.c + +[src/logging.c] Updated a comment (contained obsolete information). +------------------------------------------------------------------------ +r8048 | vlefevre | 2012-02-24 13:44:05 +0000 (Fri, 24 Feb 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h [src/mpfr-impl.h] Use %.*Rg instead of %.*Rf for MPFR_LOG_VAR. -(merged changeset r8048 from the trunk) ------------------------------------------------------------------------ -r8047 | vlefevre | 2012-02-24 12:38:46 +0000 (Fri, 24 Feb 2012) | 6 lines +r8044 | vlefevre | 2012-02-24 12:21:18 +0000 (Fri, 24 Feb 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/mul_d.c + M /trunk/NEWS + +[NEWS] Mention an internal change in MPFR 3.1.0. +------------------------------------------------------------------------ +r8043 | vlefevre | 2012-02-24 11:59:09 +0000 (Fri, 24 Feb 2012) | 5 lines +Changed paths: + M /trunk/src/add_d.c + M /trunk/src/add_ui.c + M /trunk/src/mul_d.c Corrected a typo in MPFR_LOG_FUNC of add_d.c, add_ui.c and mul_d.c (mpfr_get_prec → mpfr_log_prec), fixing bug 13933. The consequence was random freezes (on the same binary) with dynamic linking (and just more memory with static linking to the MPFR library) when logging was used. -(merged changeset r8043 from the trunk) ------------------------------------------------------------------------ -r8045 | vlefevre | 2012-02-24 12:22:24 +0000 (Fri, 24 Feb 2012) | 2 lines +r8042 | vlefevre | 2012-02-24 09:41:09 +0000 (Fri, 24 Feb 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS + M /trunk/src/const_euler.c -[NEWS] Mention an internal change in MPFR 3.1.0. -(merged changeset r8044 from the trunk) +[src/const_euler.c] Use the safer MPFR_BLOCK. ------------------------------------------------------------------------ -r8017 | vlefevre | 2012-01-27 08:36:16 +0000 (Fri, 27 Jan 2012) | 2 lines +r8041 | vlefevre | 2012-02-23 16:24:17 +0000 (Thu, 23 Feb 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/mparam_h.in - M /branches/3.1/src/x86_64/core2/mparam.h + M /trunk/src/const_euler.c -Use the core2 tuning parameters for nocona as timings are very similar. -[Merged r8013 through r8016 from the trunk] +[src/const_euler.c] Removed a useless log message added in r8040. ------------------------------------------------------------------------ -r8012 | vlefevre | 2012-01-23 01:28:48 +0000 (Mon, 23 Jan 2012) | 3 lines +r8040 | vlefevre | 2012-02-23 16:08:23 +0000 (Thu, 23 Feb 2012) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mparam_h.in + M /trunk/src/const_euler.c + M /trunk/src/mpfr-impl.h + +[src/const_euler.c] Replaced computations on double by computations + on MPFR types, with detection of overflows. Fixed inconsistencies + with algorithms.tex (due to rounding) in the computation of n. +[src/mpfr-impl.h] Removed #define ALPHA (no longer used). +------------------------------------------------------------------------ +r8039 | vlefevre | 2012-02-23 14:09:05 +0000 (Thu, 23 Feb 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Removed obsolete #define EXPM1. +------------------------------------------------------------------------ +r8038 | vlefevre | 2012-02-23 14:05:12 +0000 (Thu, 23 Feb 2012) | 1 line +Changed paths: + M /trunk/src/erf.c + +[src/erf.c] Removed an obsolete #define. +------------------------------------------------------------------------ +r8037 | vlefevre | 2012-02-23 13:57:16 +0000 (Thu, 23 Feb 2012) | 1 line +Changed paths: + M /trunk/BUGS + +[BUGS] Update concerning huge precisions and integer overflows. +------------------------------------------------------------------------ +r8036 | vlefevre | 2012-02-23 13:52:04 +0000 (Thu, 23 Feb 2012) | 2 lines +Changed paths: + M /trunk/examples/version.c + +[examples/version.c] Output mpfr_prec_t information with all MPFR +versions. Output signedness information for MPFR types/macros. +------------------------------------------------------------------------ +r8035 | vlefevre | 2012-02-23 13:27:25 +0000 (Thu, 23 Feb 2012) | 8 lines +Changed paths: + M /trunk/src/mpfr-impl.h + M /trunk/src/mpfr.h + +[src/mpfr.h] Decrease the MPFR_PREC_MAX value by 256 in order to + avoid some integer overflows in existing code that increases the + working precision (if mpfr_prec_t is on 64 bits, this does not + change anything in practice), as too large precisions should be + detected via assertions for more security. After discussion, it + has been decided to keep the MPFR_PREC_MAX value close to 2^31 + when mpfr_prec_t is on 32 bits. +[src/mpfr-impl.h] Added a comment concerning MPFR_ADD_PREC. +------------------------------------------------------------------------ +r8034 | vlefevre | 2012-02-23 12:34:22 +0000 (Thu, 23 Feb 2012) | 2 lines +Changed paths: + M /trunk/examples/version.c + +[examples/version.c] Output more information about the precision and +exponent types. +------------------------------------------------------------------------ +r8033 | vlefevre | 2012-02-22 17:49:03 +0000 (Wed, 22 Feb 2012) | 1 line +Changed paths: + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Use MPFR_ADD_PREC in MPFR_ZIV_NEXT. +------------------------------------------------------------------------ +r8032 | vlefevre | 2012-02-22 17:39:48 +0000 (Wed, 22 Feb 2012) | 5 lines +Changed paths: + M /trunk/src/ai.c + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Added an MPFR_ADD_PREC macro to safely increase some + precision (i.e. with an assertion check for integer overflow). +[src/ai.c] Use this MPFR_ADD_PREC macro, in particular in a case where + the additional precision can be huge. +TODO: Other files would need to use MPFR_ADD_PREC. +------------------------------------------------------------------------ +r8031 | vlefevre | 2012-02-22 12:32:52 +0000 (Wed, 22 Feb 2012) | 4 lines +Changed paths: + M /trunk/tests/tinits.c + +[tests/tinits.c] Updated the large precision test to trigger a bug fixed +in r8025 on 32-bit machines (or when MPFR is built with -m32). Here the +crash was due to (MPFR_PREC (b) + GMP_NUMB_BITS-1)/GMP_NUMB_BITS in +"src/set.c". +------------------------------------------------------------------------ +r8030 | vlefevre | 2012-02-22 11:40:57 +0000 (Wed, 22 Feb 2012) | 2 lines +Changed paths: + M /trunk/src/rec_sqrt.c + +[src/rec_sqrt.c] Removed useless #include (mpfr-impl.h does a better job +for stdio). +------------------------------------------------------------------------ +r8029 | vlefevre | 2012-02-22 11:33:24 +0000 (Wed, 22 Feb 2012) | 1 line +Changed paths: + M /trunk/tests/tinits.c + +[tests/tinits.c] Improved r8026 (missing #include, support 16-bit prec). +------------------------------------------------------------------------ +r8028 | vlefevre | 2012-02-22 10:39:10 +0000 (Wed, 22 Feb 2012) | 4 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/tests/tests.c + +Document the MPFR_DEBUG_BADCASES environment variable before bad_cases() +in tests/tests.c (where it is used). Remove it from "doc/README.dev" +since it is useful only in case of crash / infinite loop in bad_cases(), +and will give useless output otherwise. +------------------------------------------------------------------------ +r8027 | zimmerma | 2012-02-22 10:23:13 +0000 (Wed, 22 Feb 2012) | 3 lines +Changed paths: + M /trunk/TODO + M /trunk/doc/README.dev + +[TODO] added comment +[doc/README.dev] added environment variables + +------------------------------------------------------------------------ +r8026 | zimmerma | 2012-02-22 10:18:08 +0000 (Wed, 22 Feb 2012) | 2 lines +Changed paths: + M /trunk/tests/tinits.c + +[tinits.c] added test to check #13918 is fixed + +------------------------------------------------------------------------ +r8025 | vlefevre | 2012-02-22 03:53:19 +0000 (Wed, 22 Feb 2012) | 4 lines +Changed paths: + M /trunk/src/add1.c + M /trunk/src/add1sp.c + M /trunk/src/agm.c + M /trunk/src/eq.c + M /trunk/src/exp.c + M /trunk/src/get_d.c + M /trunk/src/get_flt.c + M /trunk/src/get_str.c + M /trunk/src/init2.c + M /trunk/src/lngamma.c + M /trunk/src/mpfr-impl.h + M /trunk/src/mul.c + M /trunk/src/pow.c + M /trunk/src/print_raw.c + M /trunk/src/round_prec.c + M /trunk/src/round_raw_generic.c + M /trunk/src/set.c + M /trunk/src/set_f.c + M /trunk/src/set_prec.c + M /trunk/src/setmax.c + M /trunk/src/sqr.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub1sp.c + M /trunk/src/urandomb.c + +Avoid potential integer overflows and improve consistency. This should +fix bug #13918 "Segfault with precision = MPFR_PREC_MAX on 32-bit". +Note: this problem appeared in MPFR 3.0.0 when the precision type (now +mpfr_prec_t) was changed to a signed integer. +------------------------------------------------------------------------ +r8024 | vlefevre | 2012-02-22 02:54:37 +0000 (Wed, 22 Feb 2012) | 1 line +Changed paths: + M /trunk/configure.ac + +[configure.ac] Added a comment mentioning a problem with GNU gold ld. +------------------------------------------------------------------------ +r8020 | vlefevre | 2012-02-15 23:01:30 +0000 (Wed, 15 Feb 2012) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added reference to ISO/IEC 24747:2009 (C, special functions). +------------------------------------------------------------------------ +r8016 | zimmerma | 2012-01-27 06:48:06 +0000 (Fri, 27 Jan 2012) | 3 lines +Changed paths: + M /trunk/src/Makefile.am + D /trunk/src/x86_64/xeon + +removed directory src/x86_64/xeon +[src/Makefile.am] removed x86_64/xeon/mparam.h + +------------------------------------------------------------------------ +r8015 | zimmerma | 2012-01-25 14:43:01 +0000 (Wed, 25 Jan 2012) | 2 lines +Changed paths: + M /trunk/src/mparam_h.in + M /trunk/src/x86_64/core2/mparam.h + +share parameters between x86_64/core2 and x86_64/xeon (gcc70) + +------------------------------------------------------------------------ +r8014 | zimmerma | 2012-01-25 09:34:40 +0000 (Wed, 25 Jan 2012) | 2 lines +Changed paths: + M /trunk/src/Makefile.am + +[src/Makefile.am] forgot to add new param file + +------------------------------------------------------------------------ +r8013 | zimmerma | 2012-01-25 09:29:19 +0000 (Wed, 25 Jan 2012) | 2 lines +Changed paths: + M /trunk/src/mparam_h.in + A /trunk/src/x86_64/xeon + A /trunk/src/x86_64/xeon/mparam.h + +added tuning parameters for -mtune=nocona (gcc70) + +------------------------------------------------------------------------ +r8010 | zimmerma | 2012-01-20 07:55:29 +0000 (Fri, 20 Jan 2012) | 3 lines +Changed paths: + M /trunk/src/mparam_h.in [mparam_h.in] swap tests for 32-bit and 64-bit powerpc, since on powerpc64 the parameters for 32-bit are used! -(merged changeset r8010 from the trunk) + +------------------------------------------------------------------------ +r8004 | vlefevre | 2012-01-15 00:21:46 +0000 (Sun, 15 Jan 2012) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated "To make a release". ------------------------------------------------------------------------ -r7999 | vlefevre | 2012-01-10 12:51:46 +0000 (Tue, 10 Jan 2012) | 1 line +r8000 | vlefevre | 2012-01-10 13:43:29 +0000 (Tue, 10 Jan 2012) | 1 line Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/TODO + +[TODO] Added a note to item about sNaN/qNaN. +------------------------------------------------------------------------ +r7998 | vlefevre | 2012-01-10 12:51:16 +0000 (Tue, 10 Jan 2012) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r7997 | vlefevre | 2012-01-10 12:49:58 +0000 (Tue, 10 Jan 2012) | 1 line +r7996 | vlefevre | 2012-01-10 12:49:16 +0000 (Tue, 10 Jan 2012) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Mention the AriC project-team. ------------------------------------------------------------------------ -r7995 | vlefevre | 2012-01-10 12:47:05 +0000 (Tue, 10 Jan 2012) | 3 lines -Changed paths: - M /branches/3.1/BUGS - M /branches/3.1/INSTALL - M /branches/3.1/NEWS - M /branches/3.1/README - M /branches/3.1/TODO - M /branches/3.1/acinclude.m4 - M /branches/3.1/configure.ac - M /branches/3.1/doc/FAQ.html - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/faq.xsl - M /branches/3.1/examples/divworst.c - M /branches/3.1/examples/rndo-add.c - M /branches/3.1/examples/sample.c - M /branches/3.1/examples/version.c - M /branches/3.1/src/abort_prec_max.c - M /branches/3.1/src/acos.c - M /branches/3.1/src/acosh.c - M /branches/3.1/src/add.c - M /branches/3.1/src/add1.c - M /branches/3.1/src/add1sp.c - M /branches/3.1/src/add_d.c - M /branches/3.1/src/add_ui.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/ai.c - M /branches/3.1/src/asin.c - M /branches/3.1/src/asinh.c - M /branches/3.1/src/atan.c - M /branches/3.1/src/atan2.c - M /branches/3.1/src/atanh.c - M /branches/3.1/src/bernoulli.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/cache.c - M /branches/3.1/src/cbrt.c - M /branches/3.1/src/check.c - M /branches/3.1/src/clear.c - M /branches/3.1/src/clears.c - M /branches/3.1/src/cmp.c - M /branches/3.1/src/cmp2.c - M /branches/3.1/src/cmp_abs.c - M /branches/3.1/src/cmp_d.c - M /branches/3.1/src/cmp_ld.c - M /branches/3.1/src/cmp_si.c - M /branches/3.1/src/cmp_ui.c - M /branches/3.1/src/comparisons.c - M /branches/3.1/src/const_catalan.c - M /branches/3.1/src/const_euler.c - M /branches/3.1/src/const_log2.c - M /branches/3.1/src/const_pi.c - M /branches/3.1/src/constant.c - M /branches/3.1/src/copysign.c - M /branches/3.1/src/cos.c - M /branches/3.1/src/cosh.c - M /branches/3.1/src/cot.c - M /branches/3.1/src/coth.c - M /branches/3.1/src/csc.c - M /branches/3.1/src/csch.c - M /branches/3.1/src/d_div.c - M /branches/3.1/src/d_sub.c - M /branches/3.1/src/digamma.c - M /branches/3.1/src/dim.c - M /branches/3.1/src/div.c - M /branches/3.1/src/div_2exp.c - M /branches/3.1/src/div_2si.c - M /branches/3.1/src/div_2ui.c - M /branches/3.1/src/div_d.c - M /branches/3.1/src/div_ui.c - M /branches/3.1/src/dump.c - M /branches/3.1/src/eint.c - M /branches/3.1/src/eq.c - M /branches/3.1/src/erf.c - M /branches/3.1/src/erfc.c - M /branches/3.1/src/exceptions.c - M /branches/3.1/src/exp.c - M /branches/3.1/src/exp10.c - M /branches/3.1/src/exp2.c - M /branches/3.1/src/exp3.c - M /branches/3.1/src/exp_2.c - M /branches/3.1/src/expm1.c - M /branches/3.1/src/extract.c - M /branches/3.1/src/factorial.c - M /branches/3.1/src/fits_intmax.c - M /branches/3.1/src/fits_s.h - M /branches/3.1/src/fits_sint.c - M /branches/3.1/src/fits_slong.c - M /branches/3.1/src/fits_sshort.c - M /branches/3.1/src/fits_u.h - M /branches/3.1/src/fits_uint.c - M /branches/3.1/src/fits_uintmax.c - M /branches/3.1/src/fits_ulong.c - M /branches/3.1/src/fits_ushort.c - M /branches/3.1/src/fma.c - M /branches/3.1/src/fms.c - M /branches/3.1/src/frac.c - M /branches/3.1/src/free_cache.c - M /branches/3.1/src/frexp.c - M /branches/3.1/src/gamma.c - M /branches/3.1/src/gammaonethird.c - M /branches/3.1/src/gen_inverse.h - M /branches/3.1/src/get_d.c - M /branches/3.1/src/get_d64.c - M /branches/3.1/src/get_exp.c - M /branches/3.1/src/get_f.c - M /branches/3.1/src/get_flt.c - M /branches/3.1/src/get_ld.c - M /branches/3.1/src/get_si.c - M /branches/3.1/src/get_sj.c - M /branches/3.1/src/get_str.c - M /branches/3.1/src/get_ui.c - M /branches/3.1/src/get_uj.c - M /branches/3.1/src/get_z.c - M /branches/3.1/src/get_z_exp.c - M /branches/3.1/src/gmp_op.c - M /branches/3.1/src/grandom.c - M /branches/3.1/src/hypot.c - M /branches/3.1/src/ieee_floats.h - M /branches/3.1/src/init.c - M /branches/3.1/src/init2.c - M /branches/3.1/src/inits.c - M /branches/3.1/src/inits2.c - M /branches/3.1/src/inp_str.c - M /branches/3.1/src/int_ceil_log2.c - M /branches/3.1/src/isinf.c - M /branches/3.1/src/isinteger.c - M /branches/3.1/src/isnan.c - M /branches/3.1/src/isnum.c - M /branches/3.1/src/isqrt.c - M /branches/3.1/src/isregular.c - M /branches/3.1/src/iszero.c - M /branches/3.1/src/jn.c - M /branches/3.1/src/jyn_asympt.c - M /branches/3.1/src/li2.c - M /branches/3.1/src/lngamma.c - M /branches/3.1/src/log.c - M /branches/3.1/src/log10.c - M /branches/3.1/src/log1p.c - M /branches/3.1/src/log2.c - M /branches/3.1/src/logging.c - M /branches/3.1/src/min_prec.c - M /branches/3.1/src/minmax.c - M /branches/3.1/src/modf.c - M /branches/3.1/src/mpf2mpfr.h - M 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/trunk/src/setsign.c + M /trunk/src/sgn.c + M /trunk/src/si_op.c + M /trunk/src/signbit.c + M /trunk/src/sin.c + M /trunk/src/sin_cos.c + M /trunk/src/sinh.c + M /trunk/src/sinh_cosh.c + M /trunk/src/sparc64/mparam.h + M /trunk/src/sqr.c + M /trunk/src/sqrt.c + M /trunk/src/sqrt_ui.c + M /trunk/src/stack_interface.c + M /trunk/src/strtofr.c + M /trunk/src/sub.c + M /trunk/src/sub1.c + M /trunk/src/sub1sp.c + M /trunk/src/sub_d.c + M /trunk/src/sub_ui.c + M /trunk/src/subnormal.c + M /trunk/src/sum.c + M /trunk/src/swap.c + M /trunk/src/tan.c + M /trunk/src/tanh.c + M /trunk/src/uceil_exp2.c + M /trunk/src/uceil_log2.c + M /trunk/src/ufloor_log2.c + M /trunk/src/ui_div.c + M /trunk/src/ui_pow.c + M /trunk/src/ui_pow_ui.c + M /trunk/src/ui_sub.c + M /trunk/src/urandom.c + M /trunk/src/urandomb.c + M /trunk/src/vasprintf.c + M /trunk/src/version.c + M /trunk/src/volatile.c + M /trunk/src/x86/core2/mparam.h + M /trunk/src/x86/mparam.h + M /trunk/src/x86_64/core2/mparam.h + M /trunk/src/x86_64/corei5/mparam.h + M /trunk/src/x86_64/pentium4/mparam.h + M /trunk/src/yn.c + M /trunk/src/zeta.c + M /trunk/src/zeta_ui.c + M /trunk/tests/Makefile.am + M /trunk/tests/cmp_str.c + M /trunk/tests/data/digamma + M /trunk/tests/data/li2 + M /trunk/tests/memory.c + M /trunk/tests/mpf_compat.c + M /trunk/tests/mpf_compat.h + M /trunk/tests/mpfr-test.h + M /trunk/tests/mpfr_compat.c + M /trunk/tests/random2.c + M /trunk/tests/reuse.c + M /trunk/tests/rnd_mode.c + M /trunk/tests/tabs.c + M /trunk/tests/tacos.c + M /trunk/tests/tacosh.c + M /trunk/tests/tadd.c + M /trunk/tests/tadd1sp.c + M /trunk/tests/tadd_d.c + M /trunk/tests/tadd_ui.c + M /trunk/tests/tagm.c + M /trunk/tests/tai.c + M /trunk/tests/tasin.c + M /trunk/tests/tasinh.c + M /trunk/tests/tatan.c + M /trunk/tests/tatanh.c + M /trunk/tests/taway.c + M /trunk/tests/tbuildopt.c + M /trunk/tests/tcan_round.c + M /trunk/tests/tcbrt.c + M /trunk/tests/tcheck.c + M /trunk/tests/tcmp.c + M /trunk/tests/tcmp2.c + M /trunk/tests/tcmp_d.c + M /trunk/tests/tcmp_ld.c + M /trunk/tests/tcmp_ui.c + M /trunk/tests/tcmpabs.c + M /trunk/tests/tcomparisons.c + M /trunk/tests/tconst_catalan.c + M /trunk/tests/tconst_euler.c + M /trunk/tests/tconst_log2.c + M /trunk/tests/tconst_pi.c + M /trunk/tests/tcopysign.c + M /trunk/tests/tcos.c + M /trunk/tests/tcosh.c + M /trunk/tests/tcot.c + M /trunk/tests/tcoth.c + M /trunk/tests/tcsc.c + M /trunk/tests/tcsch.c + M /trunk/tests/td_div.c + M /trunk/tests/td_sub.c + M /trunk/tests/tdigamma.c + M /trunk/tests/tdim.c + M /trunk/tests/tdiv.c + M /trunk/tests/tdiv_d.c + M /trunk/tests/tdiv_ui.c + M /trunk/tests/teint.c + M /trunk/tests/teq.c + M /trunk/tests/terf.c + M /trunk/tests/tests.c + M /trunk/tests/texceptions.c + M /trunk/tests/texp.c + M /trunk/tests/texp10.c + M /trunk/tests/texp2.c + M /trunk/tests/texpm1.c + M /trunk/tests/tfactorial.c + M /trunk/tests/tfits.c + M /trunk/tests/tfma.c + M /trunk/tests/tfmod.c + M /trunk/tests/tfms.c + M /trunk/tests/tfprintf.c + M /trunk/tests/tfrac.c + M /trunk/tests/tfrexp.c + M /trunk/tests/tgamma.c + M /trunk/tests/tgeneric.c + M /trunk/tests/tgeneric_ui.c + M /trunk/tests/tget_d.c + M /trunk/tests/tget_d_2exp.c + M /trunk/tests/tget_f.c + M /trunk/tests/tget_flt.c + M /trunk/tests/tget_ld_2exp.c + M /trunk/tests/tget_set_d64.c + M /trunk/tests/tget_sj.c + M /trunk/tests/tget_str.c + M /trunk/tests/tget_z.c + M /trunk/tests/tgmpop.c + M /trunk/tests/tgrandom.c + M /trunk/tests/thyperbolic.c + M /trunk/tests/thypot.c + M /trunk/tests/tinits.c + M /trunk/tests/tinp_str.c + M /trunk/tests/tinternals.c + M /trunk/tests/tisnan.c + M /trunk/tests/tisqrt.c + M /trunk/tests/tj0.c + M /trunk/tests/tj1.c + M /trunk/tests/tjn.c + M /trunk/tests/tl2b.c + M /trunk/tests/tlgamma.c + M /trunk/tests/tli2.c + M /trunk/tests/tlngamma.c + M /trunk/tests/tlog.c + M /trunk/tests/tlog10.c + M /trunk/tests/tlog1p.c + M /trunk/tests/tlog2.c + M /trunk/tests/tmin_prec.c + M /trunk/tests/tminmax.c + M /trunk/tests/tmodf.c + M /trunk/tests/tmul.c + M /trunk/tests/tmul_2exp.c + M /trunk/tests/tmul_d.c + M /trunk/tests/tmul_ui.c + M /trunk/tests/tnext.c + M /trunk/tests/tout_str.c + M /trunk/tests/toutimpl.c + M /trunk/tests/tpow.c + M /trunk/tests/tpow3.c + M /trunk/tests/tpow_all.c + M /trunk/tests/tpow_z.c + M /trunk/tests/tprintf.c + M /trunk/tests/trandom.c + M /trunk/tests/trec_sqrt.c + M /trunk/tests/tremquo.c + M /trunk/tests/trint.c + M /trunk/tests/troot.c + M /trunk/tests/tround_prec.c + M /trunk/tests/tsec.c + M /trunk/tests/tsech.c + M /trunk/tests/tset.c + M /trunk/tests/tset_d.c + M /trunk/tests/tset_exp.c + M /trunk/tests/tset_f.c + M /trunk/tests/tset_ld.c + M /trunk/tests/tset_q.c + M /trunk/tests/tset_si.c + M /trunk/tests/tset_sj.c + M /trunk/tests/tset_str.c + M /trunk/tests/tset_z.c + M /trunk/tests/tset_z_exp.c + M /trunk/tests/tsgn.c + M /trunk/tests/tsi_op.c + M /trunk/tests/tsin.c + M /trunk/tests/tsin_cos.c + M /trunk/tests/tsinh.c + M /trunk/tests/tsinh_cosh.c + M /trunk/tests/tsprintf.c + M /trunk/tests/tsqr.c + M /trunk/tests/tsqrt.c + M /trunk/tests/tsqrt_ui.c + M /trunk/tests/tstckintc.c + M /trunk/tests/tstdint.c + M /trunk/tests/tstrtofr.c + M /trunk/tests/tsub.c + M /trunk/tests/tsub1sp.c + M /trunk/tests/tsub_d.c + M /trunk/tests/tsub_ui.c + M /trunk/tests/tsubnormal.c + M /trunk/tests/tsum.c + M /trunk/tests/tswap.c + M /trunk/tests/ttan.c + M /trunk/tests/ttanh.c + M /trunk/tests/ttrunc.c + M /trunk/tests/tui_div.c + M /trunk/tests/tui_pow.c + M /trunk/tests/tui_sub.c + M /trunk/tests/turandom.c + M /trunk/tests/tvalist.c + M /trunk/tests/tversion.c + M /trunk/tests/ty0.c + M /trunk/tests/ty1.c + M /trunk/tests/tyn.c + M /trunk/tests/tzeta.c + M /trunk/tests/tzeta_ui.c + M /trunk/tools/ck-copyright-notice + M /trunk/tools/ck-mparam + M /trunk/tools/ck-version-info + M /trunk/tools/get_patches.sh + M /trunk/tune/Makefile.am + M /trunk/tune/bidimensional_sample.c + M /trunk/tune/speed.c + M /trunk/tune/tuneup.c Copyright notice update: added 2012 with perl -pi -e 's/2011 Free Software/2011, 2012 Free Software/' **/*(^/) @@ -7161,318 +27375,482 @@ under zsh, reverting the ChangeLog file (the m4 and tools/mbench directories were not modified). Removed 2011 from the example in the doc/README.dev file. ------------------------------------------------------------------------ -r7980 | vlefevre | 2011-12-09 13:43:03 +0000 (Fri, 09 Dec 2011) | 4 lines +r7979 | zimmerma | 2011-12-09 12:17:34 +0000 (Fri, 09 Dec 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL - M /branches/3.1/configure.ac + M /trunk/TODO + +[TODO] trivial change (to test the commit logs) + +------------------------------------------------------------------------ +r7978 | vlefevre | 2011-12-09 11:50:07 +0000 (Fri, 09 Dec 2011) | 1 line +Changed paths: + M /trunk/configure.ac -Merged changesets r7976-7978 from the trunk: -[INSTALL] Added information about system/compiler bugs related to TLS - or optimizations. [configure.ac] Mention --disable-thread-safe. ------------------------------------------------------------------------ -r7972 | vlefevre | 2011-11-28 12:20:46 +0000 (Mon, 28 Nov 2011) | 1 line +r7977 | vlefevre | 2011-12-09 11:38:56 +0000 (Fri, 09 Dec 2011) | 2 lines +Changed paths: + M /trunk/INSTALL + +[INSTALL] Added information about system/compiler bugs related to TLS +or optimizations. +------------------------------------------------------------------------ +r7976 | zimmerma | 2011-12-09 10:57:12 +0000 (Fri, 09 Dec 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/tests/turandom.c + M /trunk/INSTALL + +[INSTALL] added note about buggy TLS support + +------------------------------------------------------------------------ +r7971 | vlefevre | 2011-11-28 12:19:33 +0000 (Mon, 28 Nov 2011) | 1 line +Changed paths: + M /trunk/tests/turandom.c [tests/turandom.c] Removed an obsolete comment. ------------------------------------------------------------------------ -r7969 | vlefevre | 2011-11-28 11:36:10 +0000 (Mon, 28 Nov 2011) | 1 line +r7970 | vlefevre | 2011-11-28 11:43:39 +0000 (Mon, 28 Nov 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Updated the TODO comment about the rand state. +------------------------------------------------------------------------ +r7967 | vlefevre | 2011-11-28 11:22:21 +0000 (Mon, 28 Nov 2011) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Updated the month. ------------------------------------------------------------------------ -r7968 | vlefevre | 2011-11-28 11:34:34 +0000 (Mon, 28 Nov 2011) | 5 lines +r7966 | vlefevre | 2011-11-28 10:10:09 +0000 (Mon, 28 Nov 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/tests/trandom.c - M /branches/3.1/tests/turandom.c + M /trunk/tests/trandom.c + M /trunk/tests/turandom.c -Merged changesets r7965-7966 from the trunk: -[doc/mpfr.texi] Mentioned the difference between GMP 4.1 and 4.2 about -the changes of mpfr_urandom and mpfr_urandomb in MPFR 3.1. [tests/trandom.c,tests/turandom.c] Fixed compatibility with GMP 4.1.x (since the default PRNG has changed between GMP 4.1 and 4.2). ------------------------------------------------------------------------ -r7945 | vlefevre | 2011-11-03 16:11:08 +0000 (Thu, 03 Nov 2011) | 1 line +r7965 | vlefevre | 2011-11-28 09:45:47 +0000 (Mon, 28 Nov 2011) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Mentioned the difference between GMP 4.1 and 4.2 about +the changes of mpfr_urandom and mpfr_urandomb in MPFR 3.1. +------------------------------------------------------------------------ +r7964 | vlefevre | 2011-11-28 09:41:09 +0000 (Mon, 28 Nov 2011) | 1 line +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Added a TODO comment. +------------------------------------------------------------------------ +r7962 | zimmerma | 2011-11-24 14:12:42 +0000 (Thu, 24 Nov 2011) | 2 lines +Changed paths: + M /trunk/TODO + +revert previous commit (test) + +------------------------------------------------------------------------ +r7961 | zimmerma | 2011-11-24 14:11:59 +0000 (Thu, 24 Nov 2011) | 2 lines +Changed paths: + M /trunk/TODO + +commit test + +------------------------------------------------------------------------ +r7954 | zimmerma | 2011-11-09 20:03:45 +0000 (Wed, 09 Nov 2011) | 2 lines +Changed paths: + M /trunk/src/mpfr-thread.h + +[src/mpfr-thread.h] added pointer to TLS on Windows + +------------------------------------------------------------------------ +r7952 | vlefevre | 2011-11-09 12:28:59 +0000 (Wed, 09 Nov 2011) | 2 lines +Changed paths: + M /trunk/tests/tsprintf.c + +[tests/tsprintf.c] Added a test showing a regression in MPFR 3.1.0 +(but fixed in r7931 and later). +------------------------------------------------------------------------ +r7951 | zimmerma | 2011-11-09 12:20:10 +0000 (Wed, 09 Nov 2011) | 2 lines +Changed paths: + M /trunk/tests/tatan.c + +[tests/tatan.c] mpfr_set_emin -> set_emin (idem for emax) + +------------------------------------------------------------------------ +r7950 | vlefevre | 2011-11-09 10:17:11 +0000 (Wed, 09 Nov 2011) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added a reference to an old discussion concerning __float128. +------------------------------------------------------------------------ +r7949 | zimmerma | 2011-11-08 15:42:41 +0000 (Tue, 08 Nov 2011) | 2 lines +Changed paths: + M /trunk/TODO + +[TODO] added item + +------------------------------------------------------------------------ +r7944 | vlefevre | 2011-11-03 16:09:54 +0000 (Thu, 03 Nov 2011) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Untabify. +------------------------------------------------------------------------ +r7943 | thevenyp | 2011-11-03 14:53:08 +0000 (Thu, 03 Nov 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/vasprintf.c + M /trunk/src/vasprintf.c [src/vasprintf.c] Corrected a comment. ------------------------------------------------------------------------ -r7942 | vlefevre | 2011-11-03 14:49:58 +0000 (Thu, 03 Nov 2011) | 1 line +r7941 | vlefevre | 2011-11-03 14:49:07 +0000 (Thu, 03 Nov 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/tests/tsprintf.c + M /trunk/tests/tsprintf.c [tests/tsprintf.c] Coding style. ------------------------------------------------------------------------ -r7940 | vlefevre | 2011-11-03 14:10:49 +0000 (Thu, 03 Nov 2011) | 3 lines +r7938 | vlefevre | 2011-11-02 21:11:29 +0000 (Wed, 02 Nov 2011) | 1 line +Changed paths: + M /trunk/src/strtofr.c + +[src/strtofr.c] Spelling. +------------------------------------------------------------------------ +r7937 | vlefevre | 2011-11-02 21:10:43 +0000 (Wed, 02 Nov 2011) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Spelling. +------------------------------------------------------------------------ +r7936 | vlefevre | 2011-11-02 21:03:46 +0000 (Wed, 02 Nov 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/vasprintf.c - M /branches/3.1/tests/tsprintf.c + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Corrected a comment. +------------------------------------------------------------------------ +r7935 | vlefevre | 2011-11-02 21:02:52 +0000 (Wed, 02 Nov 2011) | 1 line +Changed paths: + M /trunk/tests/tsprintf.c -[src/vasprintf.c] Fixed bug reported by Pavel Holoborodko. -[tests/tsprintf.c] Added testcases. -(Merged changesets r7931 (except src/mpn_exp.c) and r7933-7936.) +[tests/tsprintf.c] Added tests. ------------------------------------------------------------------------ -r7921 | vlefevre | 2011-10-14 10:18:30 +0000 (Fri, 14 Oct 2011) | 2 lines +r7934 | vlefevre | 2011-11-02 20:54:18 +0000 (Wed, 02 Nov 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL - M /branches/3.1/tests/Makefile.am + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Untabify. Minor correction in a comment. +------------------------------------------------------------------------ +r7933 | thevenyp | 2011-11-02 16:58:29 +0000 (Wed, 02 Nov 2011) | 1 line +Changed paths: + M /trunk/src/vasprintf.c + +[src/vasprintf.c] Rewrite in a cleaner way the part of regular_fg implied in the bug reported by Pavel Holoborodko (see r7931). +------------------------------------------------------------------------ +r7932 | zimmerma | 2011-11-02 11:44:26 +0000 (Wed, 02 Nov 2011) | 2 lines +Changed paths: + M /trunk/src/mpn_exp.c + +[src/mpn_exp.c] changed FIXME into TODO + +------------------------------------------------------------------------ +r7931 | zimmerma | 2011-11-02 10:15:41 +0000 (Wed, 02 Nov 2011) | 4 lines +Changed paths: + M /trunk/src/mpn_exp.c + M /trunk/src/vasprintf.c + M /trunk/tests/tsprintf.c + +[src/mpn_exp.c] added comment +[src/vasprintf.c] (hopefully) fixed bug reported by Pavel Holoborodko +[tests/tsprintf.c] added corresponding test case + +------------------------------------------------------------------------ +r7920 | vlefevre | 2011-10-14 10:13:34 +0000 (Fri, 14 Oct 2011) | 2 lines +Changed paths: + M /trunk/INSTALL + M /trunk/tests/Makefile.am [tests/Makefile.am] Added -L$(top_builddir)/src/.libs to AM_LDFLAGS. [INSTALL] Removed the notes on HP-UX (obsolete after the above change). ------------------------------------------------------------------------ -r7919 | vlefevre | 2011-10-13 11:30:54 +0000 (Thu, 13 Oct 2011) | 1 line +r7918 | vlefevre | 2011-10-13 11:30:33 +0000 (Thu, 13 Oct 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL + M /trunk/INSTALL [INSTALL] Corrected notes for HP-UX. ------------------------------------------------------------------------ -r7917 | vlefevre | 2011-10-13 11:20:23 +0000 (Thu, 13 Oct 2011) | 2 lines +r7916 | vlefevre | 2011-10-13 11:17:27 +0000 (Thu, 13 Oct 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/INSTALL + M /trunk/INSTALL [INSTALL] Added notes for HP-UX after a bug report. See discussion: https://sympa.inria.fr/sympa/arc/mpfr/2011-10/msg00042.html ------------------------------------------------------------------------ -r7908 | vlefevre | 2011-10-04 11:14:48 +0000 (Tue, 04 Oct 2011) | 3 lines +r7915 | zimmerma | 2011-10-12 14:14:16 +0000 (Wed, 12 Oct 2011) | 2 lines Changed paths: - M /branches/3.1/src/mpfr-impl.h + M /trunk/TODO -[src/mpfr-impl.h] Fixed a bug in the MPFR_UNLIKELY macro for GCC -(found under Mac OS X / PowerPC with the mode32 GMP ABI, and MPFR -built with --enable-assert=full). ------------------------------------------------------------------------- -r7907 | vlefevre | 2011-10-04 10:04:11 +0000 (Tue, 04 Oct 2011) | 1 line -Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c +[TODO] added one item -Updated version to 3.1.1-dev. ------------------------------------------------------------------------ -r7897 | vlefevre | 2011-10-03 08:16:03 +0000 (Mon, 03 Oct 2011) | 1 line +r7914 | zimmerma | 2011-10-12 13:50:18 +0000 (Wed, 12 Oct 2011) | 4 lines Changed paths: - M /branches/3.1/ChangeLog + A /trunk/src/x86_64/corei5 + A /trunk/src/x86_64/corei5/mparam.h + +[corei5/mparam.h] tuning files for Core i5 (not yet used since GMP 5.0.2 does + currently recognize Core i5 as "k8", however the k8 tuning + parameters are not so bad for Core i5) -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r7896 | vlefevre | 2011-10-03 08:10:45 +0000 (Mon, 03 Oct 2011) | 1 line +r7910 | vlefevre | 2011-10-05 22:15:52 +0000 (Wed, 05 Oct 2011) | 2 lines Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/src/mpfr-impl.h -Updated version to 3.1.0. +[src/mpfr-impl.h] Improved MPFR_IS_PURE_FP definition, so that +MPFR_ASSERTD takes a boolean (0 or 1). ------------------------------------------------------------------------ -r7895 | vlefevre | 2011-10-03 08:09:19 +0000 (Mon, 03 Oct 2011) | 1 line +r7909 | vlefevre | 2011-10-04 11:23:46 +0000 (Tue, 04 Oct 2011) | 4 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk + M /trunk/src/mpfr-impl.h -[doc/mpfr.texi] Updated the month. +[src/mpfr-impl.h] Fixed a bug in the MPFR_UNLIKELY macro for GCC +(found under Mac OS X / PowerPC with the mode32 GMP ABI, and MPFR +built with --enable-assert=full). +(Merged changeset r7908 from the 3.1 branch.) ------------------------------------------------------------------------ -r7893 | vlefevre | 2011-09-29 22:25:41 +0000 (Thu, 29 Sep 2011) | 2 lines +r7892 | zimmerma | 2011-09-29 18:04:39 +0000 (Thu, 29 Sep 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] added reference and comment for eint -(Merged changeset r7892 from the trunk.) + ------------------------------------------------------------------------ -r7890 | vlefevre | 2011-09-25 00:17:05 +0000 (Sun, 25 Sep 2011) | 2 lines +r7889 | vlefevre | 2011-09-25 00:15:17 +0000 (Sun, 25 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Rephrased mpfr_frexp description. -(Merged changeset r7889 from the trunk.) ------------------------------------------------------------------------ -r7887 | vlefevre | 2011-09-24 10:01:07 +0000 (Sat, 24 Sep 2011) | 5 lines +r7886 | vlefevre | 2011-09-24 09:58:27 +0000 (Sat, 24 Sep 2011) | 4 lines Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/log1p.c - M /branches/3.1/tests/tagm.c - M /branches/3.1/tests/tgeneric.c + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/log1p.c + M /trunk/tests/tagm.c + M /trunk/tests/tgeneric.c Renamed "division-by-zero" to "divide-by-zero" (term used by the ISO C99 standard, the IEEE 754-2008 standard using divideByZero, and the old IEEE 754-1985 standard using both "divide by zero" and "division by zero"). -(Merged changeset r7886 from the trunk.) ------------------------------------------------------------------------ -r7885 | vlefevre | 2011-09-24 09:40:03 +0000 (Sat, 24 Sep 2011) | 3 lines +r7883 | vlefevre | 2011-09-24 09:36:10 +0000 (Sat, 24 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/src/gmp_op.c - M /branches/3.1/tests/tgmpop.c + M /trunk/src/gmp_op.c -[tests/tgmpop.c] Improved division-by-zero tests. [src/gmp_op.c] Forgot to update the flags in some functions. -(Merged changesets r7882 and r7883 from the trunk.) ------------------------------------------------------------------------ -r7884 | vlefevre | 2011-09-24 09:39:02 +0000 (Sat, 24 Sep 2011) | 2 lines +r7882 | vlefevre | 2011-09-24 09:27:41 +0000 (Sat, 24 Sep 2011) | 1 line +Changed paths: + M /trunk/tests/tgmpop.c + +[tests/tgmpop.c] Improved division-by-zero tests. +------------------------------------------------------------------------ +r7881 | vlefevre | 2011-09-23 17:03:46 +0000 (Fri, 23 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/faq.xsl + M /trunk/doc/faq.xsl [doc/faq.xsl] Added a comment about the MPFR logo. -(Merged changeset r7881 from the trunk.) ------------------------------------------------------------------------ -r7880 | vlefevre | 2011-09-22 10:38:10 +0000 (Thu, 22 Sep 2011) | 1 line +r7879 | vlefevre | 2011-09-22 10:37:11 +0000 (Thu, 22 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Improved mpfr_frexp description. ------------------------------------------------------------------------ -r7878 | vlefevre | 2011-09-22 10:09:40 +0000 (Thu, 22 Sep 2011) | 1 line +r7877 | vlefevre | 2011-09-22 10:07:31 +0000 (Thu, 22 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi [doc/mpfr.texi] Corrected typo in the mpfr_frexp description. ------------------------------------------------------------------------ -r7874 | vlefevre | 2011-09-20 08:50:37 +0000 (Tue, 20 Sep 2011) | 1 line -Changed paths: - M /branches/3.1/ChangeLog - -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------- -r7872 | vlefevre | 2011-09-20 07:37:01 +0000 (Tue, 20 Sep 2011) | 1 line -Changed paths: - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c - -Updated version to 3.1.0-rc2. ------------------------------------------------------------------------- -r7871 | vlefevre | 2011-09-20 07:35:18 +0000 (Tue, 20 Sep 2011) | 18 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS - M /branches/3.1/TODO - M /branches/3.1/doc/README.dev - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/examples/version.c - M /branches/3.1/src/agm.c - M /branches/3.1/src/buildopt.c - M /branches/3.1/src/gmp_op.c - M /branches/3.1/src/mpfr-gmp.h - M /branches/3.1/src/mpfr-impl.h - M /branches/3.1/src/mpfr.h - M /branches/3.1/tests/tbuildopt.c - M /branches/3.1/tests/tgmpop.c - -Merged r7857 through r7870 from the trunk: - * [src/mpfr-gmp.h] Fixed a prototype (mpfr_limb_ptr isn't available - yet) and added missing prototype for __gmpn_sbpi1_divappr_q. - * [src/mpfr-impl.h] Define new macros MPFR_EXT_EMIN and MPFR_EXT_EMAX. - * [src/agm.c] Replaced __gmpfr_emin and __gmpfr_emax by MPFR_EXT_EMIN - and MPFR_EXT_EMAX respectively (this should be a bit faster with TLS - and also is a workaround to a bug occurring with TLS and GCC 4.3.2 - on a Linux/Sparc machine, gcc54.fsffrance.org). - * [tests/tgmpop.c] Check for erange flag in mpfr_cmp_[f,q,z]. - * [src/gmp_op.c] Handle the special cases in mpfr_cmp_q and mpfr_cmp_f - (fixing the problem with the erange flag in particular). - * [src/buildopt.c,src/mpfr.h,tests/tbuildopt.c,doc/mpfr.texi,NEWS] - Added mpfr_buildopt_gmpinternals_p function. - * [examples/version.c] Output mpfr_buildopt_gmpinternals_p() and - mpfr_buildopt_tune_case() values with MPFR 3.1 or later. - * [doc/README.dev] Updated "To make a release". Document how to - specify the minimum exponent or the maximum exponent. - * [TODO] Added an item about the minimum and maximum exponents. ------------------------------------------------------------------------- -r7857 | vlefevre | 2011-09-19 08:22:17 +0000 (Mon, 19 Sep 2011) | 2 lines -Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi +r7876 | zimmerma | 2011-09-21 10:12:45 +0000 (Wed, 21 Sep 2011) | 2 lines +Changed paths: + M /trunk/tools/cfarm.sh + +[tools/cfarm.sh] updated for MPFR 3.1.0 rc2 -[doc/mpfr.texi] Correction: "5 exception types" → "6 exception types" -(thanks to Case Vanhorsen for the report). ------------------------------------------------------------------------ -r7854 | vlefevre | 2011-09-17 11:58:18 +0000 (Sat, 17 Sep 2011) | 1 line +r7873 | zimmerma | 2011-09-20 08:06:47 +0000 (Tue, 20 Sep 2011) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/tools/cfarm.sh + +[cfarm.sh] updated for MPFR 3.1.0-rc1 (with GMP 5.0.2) -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). ------------------------------------------------------------------------ -r7853 | vlefevre | 2011-09-14 21:38:49 +0000 (Wed, 14 Sep 2011) | 4 lines +r7870 | vlefevre | 2011-09-20 00:50:01 +0000 (Tue, 20 Sep 2011) | 2 lines Changed paths: - M /branches/3.1 - M /branches/3.1/src/mpfr-impl.h + M /trunk/examples/version.c + +[examples/version.c] Output mpfr_buildopt_gmpinternals_p() and +mpfr_buildopt_tune_case() values with MPFR 3.1 or later. +------------------------------------------------------------------------ +r7869 | vlefevre | 2011-09-20 00:31:26 +0000 (Tue, 20 Sep 2011) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/buildopt.c + M /trunk/src/mpfr.h + M /trunk/tests/tbuildopt.c + +Renamed mpfr_buildopt_internals_p to mpfr_buildopt_gmpinternals_p. +------------------------------------------------------------------------ +r7868 | vlefevre | 2011-09-20 00:26:59 +0000 (Tue, 20 Sep 2011) | 1 line +Changed paths: + M /trunk/NEWS + M /trunk/doc/mpfr.texi + M /trunk/src/buildopt.c + M /trunk/src/mpfr.h + M /trunk/tests/tbuildopt.c + +Added mpfr_buildopt_internals_p function. +------------------------------------------------------------------------ +r7867 | vlefevre | 2011-09-20 00:13:51 +0000 (Tue, 20 Sep 2011) | 1 line +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Added commas. +------------------------------------------------------------------------ +r7866 | vlefevre | 2011-09-20 00:04:21 +0000 (Tue, 20 Sep 2011) | 1 line +Changed paths: + M /trunk/src/gmp_op.c + +[src/gmp_op.c] Handle the special cases in mpfr_cmp_q and mpfr_cmp_f. +------------------------------------------------------------------------ +r7865 | vlefevre | 2011-09-19 15:33:46 +0000 (Mon, 19 Sep 2011) | 1 line +Changed paths: + M /trunk/TODO + +[TODO] Added an item about the minimum and maximum exponents. +------------------------------------------------------------------------ +r7864 | vlefevre | 2011-09-19 15:29:14 +0000 (Mon, 19 Sep 2011) | 2 lines +Changed paths: + M /trunk/src/agm.c + +[src/agm.c] Replaced MPFR_EMIN_MIN and MPFR_EMAX_MAX by MPFR_EXT_EMIN +and MPFR_EXT_EMAX respectively (see r7862 and r7863). +------------------------------------------------------------------------ +r7863 | vlefevre | 2011-09-19 15:21:26 +0000 (Mon, 19 Sep 2011) | 3 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/mpfr-impl.h + +[src/mpfr-impl.h] Define new macros MPFR_EXT_EMIN and MPFR_EXT_EMAX. +[doc/README.dev] Document how to specify the minimum exponent or the + maximum exponent. +------------------------------------------------------------------------ +r7862 | zimmerma | 2011-09-19 14:37:18 +0000 (Mon, 19 Sep 2011) | 3 lines +Changed paths: + M /trunk/src/agm.c + +[src/agm.c] replaced __gmpfr_emax by MPFR_EMAX_MAX (same for __gmpfr_emin). + Solves bug on gcc54 with --enable-thread-safe and GCC 4.3.2. + +------------------------------------------------------------------------ +r7861 | vlefevre | 2011-09-19 09:40:04 +0000 (Mon, 19 Sep 2011) | 2 lines +Changed paths: + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] Added missing prototype for __gmpn_sbpi1_divappr_q +(it could be detected when building MPFR with g++). +------------------------------------------------------------------------ +r7860 | zimmerma | 2011-09-19 09:31:42 +0000 (Mon, 19 Sep 2011) | 3 lines +Changed paths: + M /trunk/tests/tgmpop.c + +[tests/tgmpop.c] check for erange flag in mpfr_cmp_[f,q,z] + (https://sympa.inria.fr/sympa/arc/mpfr/2011-09/msg00013.html) + +------------------------------------------------------------------------ +r7859 | vlefevre | 2011-09-19 09:25:04 +0000 (Mon, 19 Sep 2011) | 1 line +Changed paths: + M /trunk/doc/README.dev + +[doc/README.dev] Updated "To make a release". +------------------------------------------------------------------------ +r7858 | zimmerma | 2011-09-19 09:04:37 +0000 (Mon, 19 Sep 2011) | 4 lines +Changed paths: + M /trunk/doc/README.dev + M /trunk/src/mpfr-gmp.h + +[src/mpfr-gmp.h] fixed bug with --enable-gmp-internals introduced in r7455 + (mpfr_limb_ptr is not yet defined when reading mpfr-gmp.h + thus we can't use it) + +------------------------------------------------------------------------ +r7856 | vlefevre | 2011-09-19 08:17:30 +0000 (Mon, 19 Sep 2011) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Correction: "5 exception types" → "6 exception types" +(thanks to Case Vanhorsen for the report). +------------------------------------------------------------------------ +r7852 | vlefevre | 2011-09-14 21:37:44 +0000 (Wed, 14 Sep 2011) | 4 lines +Changed paths: + M /trunk/src/mpfr-impl.h [src/mpfr-impl.h] Define LONGLONG_STANDALONE before including mpfr-longlong.h so that udiv_qrnnd_preinv is defined (this is useful at least on IA64 when compiling without gmp-impl.h). Thanks to Patrick Pélissier for the fix. ------------------------------------------------------------------------ -r7851 | vlefevre | 2011-09-11 09:21:52 +0000 (Sun, 11 Sep 2011) | 3 lines +r7850 | vlefevre | 2011-09-11 09:17:03 +0000 (Sun, 11 Sep 2011) | 3 lines Changed paths: - M /branches/3.1 - M /branches/3.1/NEWS - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi -[doc/mpfr.texi] Updated "API Compatibility" section. Documented - function mpfr_buildopt_tune_case. Minor consistency changes. -[NEWS] Function mpfr_buildopt_tune_case is new in MPFR 3.1. +[doc/mpfr.texi] Updated "API Compatibility" section: as of MPFR 3.1, +the mpfr.h header can be included several times, while still supporting +optional functions. ------------------------------------------------------------------------ -r7844 | vlefevre | 2011-09-11 07:49:03 +0000 (Sun, 11 Sep 2011) | 2 lines +r7849 | vlefevre | 2011-09-11 09:07:58 +0000 (Sun, 11 Sep 2011) | 1 line Changed paths: - M /branches/3.1 - M /branches/3.1/doc/mpfr.texi + M /trunk/doc/mpfr.texi -[doc/mpfr.texi] MPFR_RNDA was introduced in MPFR 3.0.0 and should -no longer be considered experimental. +[doc/mpfr.texi] Replaced some @code by @file for consistency. ------------------------------------------------------------------------ -r7842 | vlefevre | 2011-09-10 21:25:45 +0000 (Sat, 10 Sep 2011) | 1 line +r7848 | vlefevre | 2011-09-11 09:04:58 +0000 (Sun, 11 Sep 2011) | 2 lines Changed paths: - M /branches/3.1/ChangeLog + M /trunk/doc/mpfr.texi -ChangeLog update with "TZ=UTC svn log -rHEAD:0 -v" (in UTF-8 locales). +[doc/mpfr.texi] Updated "API Compatibility" section: functions +mpfr_frexp, mpfr_grandom and mpfr_z_sub are new in MPFR 3.1. ------------------------------------------------------------------------ -r7841 | vlefevre | 2011-09-10 21:24:05 +0000 (Sat, 10 Sep 2011) | 1 line +r7847 | vlefevre | 2011-09-11 09:01:48 +0000 (Sun, 11 Sep 2011) | 3 lines Changed paths: - M /branches/3.1/doc/mpfr.texi + M /trunk/NEWS + M /trunk/doc/mpfr.texi -[doc/mpfr.texi] Updated the month. +[doc/mpfr.texi] Documented function mpfr_buildopt_tune_case, +and added it to the list of added functions. +[NEWS] Function mpfr_buildopt_tune_case is new in MPFR 3.1. ------------------------------------------------------------------------ -r7840 | vlefevre | 2011-09-10 21:23:08 +0000 (Sat, 10 Sep 2011) | 1 line +r7846 | vlefevre | 2011-09-11 08:52:28 +0000 (Sun, 11 Sep 2011) | 2 lines Changed paths: - M /branches/3.1/INSTALL - M /branches/3.1/VERSION - M /branches/3.1/configure.ac - M /branches/3.1/doc/mpfr.texi - M /branches/3.1/src/mpfr.h - M /branches/3.1/src/version.c + M /trunk/doc/mpfr.texi -Updated version to 3.1.0-rc1. +[doc/mpfr.texi] Updated "API Compatibility" section +(new division-by-zero exception in MPFR 3.1). ------------------------------------------------------------------------ -r7839 | vlefevre | 2011-09-10 21:21:59 +0000 (Sat, 10 Sep 2011) | 1 line +r7845 | vlefevre | 2011-09-11 07:50:10 +0000 (Sun, 11 Sep 2011) | 1 line Changed paths: - A /branches/3.1 (from /trunk:7838) + M /trunk/doc/mpfr.texi + +[doc/mpfr.texi] Updated the month. +------------------------------------------------------------------------ +r7843 | vlefevre | 2011-09-11 07:48:01 +0000 (Sun, 11 Sep 2011) | 2 lines +Changed paths: + M /trunk/doc/mpfr.texi -Recreated 3.1 branch from the trunk. +[doc/mpfr.texi] MPFR_RNDA was introduced in MPFR 3.0.0 and should +no longer be considered experimental. ------------------------------------------------------------------------ r7836 | vlefevre | 2011-09-10 21:15:45 +0000 (Sat, 10 Sep 2011) | 2 lines Changed paths: diff --git a/Build/source/libs/mpfr/mpfr-src/INSTALL b/Build/source/libs/mpfr/mpfr-src/INSTALL index 22436abd879..37fe7cd2ab7 100644 --- a/Build/source/libs/mpfr/mpfr-src/INSTALL +++ b/Build/source/libs/mpfr/mpfr-src/INSTALL @@ -37,17 +37,17 @@ MPFR). not been done yet and if patches are available. You can check on the release page: - http://www.mpfr.org/mpfr-3.1.6/ + http://www.mpfr.org/mpfr-4.0.0/ which may have additional information. The patches can be applied with commands like: - wget http://www.mpfr.org/mpfr-3.1.6/allpatches + wget http://www.mpfr.org/mpfr-4.0.0/allpatches patch -N -Z -p1 < allpatches or - curl http://www.mpfr.org/mpfr-3.1.6/allpatches | patch -N -Z -p1 + curl http://www.mpfr.org/mpfr-4.0.0/allpatches | patch -N -Z -p1 (Those instructions are for the GNU patch command, for example /usr/bin/gpatch on Solaris.) @@ -80,7 +80,17 @@ MPFR). running "make check", for instance by typing: VERBOSE=1 make check -6. To install it (default "/usr/local" | see "--prefix" option), type: +6. [Optional / experimental] Binary distributions may also want to run: + make check-gmp-symbols + + This will check that MPFR does not use GMP internal symbols, which + could yield failures in case of GMP upgrade without a MPFR rebuild. + But note that this is a heuristic and might give false positives or + false negatives. Please report any problem to the MPFR developers. + End users may also be interested in this check, unless they have + allowed GMP internals with configure options (see below). + +7. To install it (default "/usr/local" | see "--prefix" option), type: make install If you installed MPFR (header and library) in directories that are @@ -154,6 +164,8 @@ by Libtool's versioning system. Tuning MPFR =========== +[For the current GMP version (6.1.0), a Unix-like OS is required.] + For this, you need to build MPFR with a GMP build directory (see above). In the GMP build directory, you also need to go into the "tune" subdirectory and type "make speed". This will build the GMP speed library, which is used @@ -218,6 +230,14 @@ specific architecture. this option is used. Thus it must not be used in binary distributions. +--with-sysroot=DIR Search for dependent libraries within DIR (which + may be useful in cross-compilation). If you use + this option, you need to have Libtool 2.4+ on + the target system. See Libtool 2.4+'s NEWS file. + Technical information can be found at [1]. + +[1] http://permalink.gmane.org/gmane.comp.gnu.libtool.patches/10111 + Note: By default, the configure script tries to set CC/CFLAGS to GMP's ones (this feature needs GMP 4.3.0 or later, or the --with-gmp-build option). However this is not guaranteed to work as the configure script @@ -226,7 +246,12 @@ the values obtained from GMP may be incorrect if GMP has been built on a different machine. In such a case, the user may need to specify CC/CFLAGS as explained below. -Run "./configure --help" to see the other options (autoconf default options). +Moreover, even without --with-gmp-build and --enable-gmp-internals, +MPFR might use some GMP internals by mistake. This would be a bug, +which should be reported to the MPFR developers. + +Run "./configure --help" to see the other options (default options +from Autoconf and Automake). If 'gmp.h' and 'libgmp' do not match @@ -338,7 +363,7 @@ Several documents may help you to solve the problem: * the FAQ (either the FAQ.html file distributed with MPFR, or the on-line version <http://www.mpfr.org/faq.html>, which may be more up-to-date); - * the MPFR web page for this version <http://www.mpfr.org/mpfr-3.1.6/>, + * the MPFR web page for this version <http://www.mpfr.org/mpfr-4.0.0/>, which lists bugs found in this version and provides some patches. If the "configure" fails, please check that the C compiler and its @@ -379,7 +404,7 @@ optimizations by giving -O0 (letter O, digit 0) in CFLAGS. If the MPFR tests no longer fail, this was probably due to a compiler bug, though we cannot exclude a bug in MPFR. You may want to contact us (see below), possibly after looking at: - http://www.loria.fr/~zimmerma/software/compilerbugs.html + https://members.loria.fr/PZimmermann/software/compilerbugs.html On some platforms, try with "gmake" (GNU make) instead of "make". Problems have been reported with the Tru64 make. @@ -441,6 +466,23 @@ For instance, under Unix, where paths are separated by a colon: setenv LIBRARY_PATH "/usr/local/lib:/other/path/lib" setenv LD_LIBRARY_PATH "$LIBRARY_PATH" +If almost all the tests fail and the messages in the test-suite.log file +(or in the output, when running individual tests from the command line) +start with a line of the form: + + Incorrect MPFR version! (xxx header vs yyy library) + +then this means that an installed MPFR version is tested instead of the +one that has just been built. This is probably not a bug in MPFR, but a +problem caused by the user or system configuration (particular options, +environment variables, etc.) or a bug in the toolchain. In particular, +if LD_LIBRARY_PATH overrides the run path (set up by libtool) and an +installed ABI-compatible version of MPFR is in a directory listed in +the LD_LIBRARY_PATH search path, then this will break. An example with +GNU ld: + + https://sourceware.org/bugzilla/show_bug.cgi?id=21476 + If you can't solve your problem, you should contact us via the MPFR mailing-list <mpfr@inria.fr>, indicating the machine and operating system used (uname -a), the compiler and version used (gcc -v if you use gcc), @@ -450,10 +492,6 @@ problem encountered, in particular the tests/test-suite.log file if "make check" failed. Please send us also the log of the "configure" (config.log). -Note that even if you can build MPFR with a C++ compiler, you can't run -the test suite: C and C++ are not the same language! You should use a C -compiler instead. - Notes about ABI =============== @@ -509,6 +547,19 @@ you should set the OBJECT_MODE environment variable to 64, e.g., with: line: AR="ar -X64" NM="nm -B -X64". +Notes on Solaris +================ + +Do not put a -R<dir> option in the LD_OPTIONS environment variable, at least +if the directory <dir> can contain an MPFR library. Otherwise this MPFR +library may be chosen for the tests (make check) instead of the one that has +just been built, in which case, either you will get errors due to unmatched +versions or this problem may remain undetected. The reason is that this +option will appear before the -R options added by libtool, such as the one +to the src/.libs directory containing the MPFR library that has just been +built, and will have the precedence. + + MPFR for use with Windows Applications ====================================== @@ -523,8 +574,22 @@ a. Using MinGW which is simpler and less demanding than Cygwin. Contrary to Cygwin, it also provides native Windows code. + If you also use MSYS, you should use "make" for MSYS instead of + the "make" utility from MinGW-W64 or from GCC, which causes the + following error: + + libtool: warning: libobj name 'extract.Tpo -c -o extract.lo extract.lo' + may not contain shell special characters. + rm: unknown option -- c + + References about this issue and solution: + https://sourceforge.net/p/msys2/tickets/223/ + https://sympa.inria.fr/sympa/arc/mpfr/2016-07/msg00009.html + 2 - If you just want to make a binary with gcc, there is nothing to do: - GMP, MPFR and the program compile exactly as under Linux. + GMP, MPFR and the program compile exactly as under Linux. (It is + recommended to pass --build=xxx-yyy-mingw64 to the GMP configure command, + or --build=xxx with xxx containing mingw.) 3 - To avoid using the Microsoft runtime (which might not be conform to ISO C), you can use the MinGW runtime package (which is an integral part of MinGW). @@ -533,9 +598,27 @@ a. Using MinGW '-ansi', '-posix' or '-D__USE_MINGW_ANSI_STDIO'. In order to have the MPFR formatted output functions based on ISO-compliant printf(), you need to compile GMP (not MPFR) with CC="gcc -D__USE_MINGW_ANSI_STDIO" - (since the standard printf modifiers %Ld and %td are passed to GMP). - Building MPFR with -D__USE_MINGW_ANSI_STDIO is useless except for some - error messages in the test suite. + (since the standard printf modifiers %e, %Ld and %td are passed to GMP). + Not doing so may result in failures of some of the printf-related tests. + For instance, the following error on some Windows machine has been + reported: + + https://sympa.inria.fr/sympa/arc/mpfr/2016-02/msg00053.html + + Error in mpfr_vsprintf (s, "%e", ...); + expected: "-1.250000e+000" + got: "-1.250000e+00" + FAIL tsprintf.exe (exit status: 1) + + The cause is that here the C functions vsnprintf and vsprintf used + internally in GMP do not produce the same output: + + https://sympa.inria.fr/sympa/arc/mpfr/2016-03/msg00045.html + https://sympa.inria.fr/sympa/arc/mpfr/2016-03/msg00051.html + https://sympa.inria.fr/sympa/arc/mpfr/2016-03/msg00053.html + + Building MPFR with -D__USE_MINGW_ANSI_STDIO is currently useless except + for some error messages in the test suite. b. Using Cygwin =============== diff --git a/Build/source/libs/mpfr/mpfr-src/Makefile.am b/Build/source/libs/mpfr/mpfr-src/Makefile.am index 910d28530b2..4e9b79c5bdf 100644 --- a/Build/source/libs/mpfr/mpfr-src/Makefile.am +++ b/Build/source/libs/mpfr/mpfr-src/Makefile.am @@ -18,17 +18,23 @@ AUTOMAKE_OPTIONS = gnu # old Automake version. ACLOCAL_AMFLAGS = -I m4 -SUBDIRS = doc src tests tune +SUBDIRS = doc src tests tune tools/bench + +pkgconfigdir = $(libdir)/pkgconfig +pkgconfig_DATA = mpfr.pc nobase_dist_doc_DATA = AUTHORS BUGS COPYING COPYING.LESSER NEWS TODO \ examples/ReadMe examples/divworst.c examples/rndo-add.c examples/sample.c \ - examples/version.c + examples/version.c examples/can_round.c -EXTRA_DIST = PATCHES VERSION \ - tools/ck-copyright-notice tools/ck-news tools/ck-version-info \ - tools/get_patches.sh \ +EXTRA_DIST = PATCHES VERSION doc/README.dev doc/check-typography \ + tools/ck-clz_tab tools/ck-copyright-notice tools/ck-news \ + tools/ck-version-info tools/get_patches.sh \ $(DATAFILES) +bench: + cd tools/bench && $(MAKE) $(AM_MAKEFLAGS) bench + # Various checks for "make dist". # * Check consistency concerning -version-info. Moreover if the VERSION # file doesn't end with "-dev", check that the -version-info value is @@ -39,3 +45,13 @@ dist-hook: cd $(srcdir) && tools/ck-version-info cd $(srcdir) && tools/ck-copyright-notice cd $(srcdir) && tools/ck-news + cd $(srcdir) && tools/ck-clz_tab + cd $(srcdir)/doc && ./check-typography + +# Check that MPFR does not use GMP internal symbols. Of course, do not run +# this rule if you use --with-gmp-build or --enable-gmp-internals. This +# test does nothing if --disable-shared has been used. +check-gmp-symbols: + cd src && $(MAKE) check-gmp-symbols + +.PHONY: check-gmp-symbols diff --git a/Build/source/libs/mpfr/mpfr-src/NEWS b/Build/source/libs/mpfr/mpfr-src/NEWS index e0768d7b348..e3f8476830c 100644 --- a/Build/source/libs/mpfr/mpfr-src/NEWS +++ b/Build/source/libs/mpfr/mpfr-src/NEWS @@ -20,40 +20,113 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., ############################################################################## -Changes from version 3.1.5 to version 3.1.6: +Changes from versions 3.1.* to version 4.0.0: +- The "dinde aux marrons" release. +- MPFR now depends on GMP 5.0+ instead of 4.1+. +- API change: + Applications that call GMP's mp_set_memory_functions function to change + the allocators must first call the new function mpfr_mp_memory_cleanup + in all threads where MPFR is potentially used; this new function is + currently equivalent to mpfr_free_cache. + The reason is that the way memory allocation is done by MPFR has changed + (again), so that the current GMP allocators are used (since for some + applications, the old allocators may become invalid). + Note: Freeing the caches like this might have a performance impact on some + particular applications; if this is an issue, this could be handled for a + future MPFR version. +- Mini-gmp support via the --enable-mini-gmp configure option (experimental). +- The minimum precision MPFR_PREC_MIN is now 1, with rounding defined as + in the errata of IEEE 754-2008 and in the following IEEE 754 revision + (ties rounded away from zero). +- Shared caches for multithreaded applications. + New function mpfr_free_cache2. +- Partial support of MPFR_RNDF (faithful rounding). +- New functions: mpfr_fpif_export and mpfr_fpif_import to export and import + numbers in a floating-point interchange format, independent both on the + number of bits per word and on the endianness. +- New function mpfr_fmodquo to return the low bits of the quotient + corresponding to mpfr_fmod. +- New functions mpfr_flags_clear, mpfr_flags_set, mpfr_flags_test, + mpfr_flags_save and mpfr_flags_restore to operate on groups of flags. +- New functions mpfr_set_float128 and mpfr_get_float128 to convert from/to + the __float128 type (requires --enable-float128 and compiler support). +- New functions mpfr_buildopt_float128_p and mpfr_buildopt_sharedcache_p. +- New functions mpfr_rint_roundeven and mpfr_roundeven, completing the + other similar round-to-integer functions for rounding to nearest with + the even-rounding rule. +- New macro mpfr_round_nearest_away to add partial emulation of the + rounding to nearest-away (as defined in IEEE 754-2008). +- New functions mpfr_nrandom and mpfr_erandom to generate random numbers + following normal and exponential distributions respectively. +- New functions mpfr_fmma and mpfr_fmms to compute a*b+c*d and a*b-c*d. +- New function mpfr_rootn_ui, similar to mpfr_root, but agreeing with the + rootn function of the IEEE 754-2008 standard. +- New functions mpfr_log_ui to compute the logarithm of an integer, + mpfr_gamma_inc for the incomplete Gamma function. +- New function mpfr_beta for the Beta function (incomplete, experimental). +- New function mpfr_get_q to convert a floating-point number into rational. +- The mpfr_dump function is now described in the manual; its output format + has slightly changed. +- The mpfr_eint function now returns the value of the E1/eint1 function + for negative argument. +- The behavior of the mpfr_set_exp function changed, as it could easily + yield undefined behavior in some cases (this modifies both the API and + the ABI). +- In function mpfr_urandom, the next random state no longer depends on the + current exponent range and the rounding mode. The exceptions due to the + rounding of the random number are now correctly generated, following the + uniform distribution. +- Functions mpfr_grandom and mpfr_root are deprecated and will be removed + in a future release. +- Complete rewrite of function mpfr_sum, which now works in all cases (the + old one could take all the memory and/or crash with inputs of different + magnitudes in case of huge cancellation or table maker's dilemma). The + sign of an exact zero result is now specified, and the return value is + now the usual ternary value. Note that the position of "const" in the + mpfr_sum prototype has been fixed (the manual was correct); user code + should not be affected. +- Old, deprecated macros mpfr_add_one_ulp and mpfr_sub_one_ulp removed. + The mpfr_next* functions should be used instead. +- Internally, improved caching: a minimum of 10% increase of the precision + is guaranteed to avoid too many recomputations. +- Added internal small-precision mpz_t pool, which aims to avoid the + overhead of memory allocation, in particular. + New function mpfr_free_pool. +- Added configure option --enable-assert=none to avoid checking any assertion. +- The --enable-decimal-float configure option no longer requires + --with-gmp-build, and support for decimal floats is now automatically + detected by default (similarly for support for __float128). +- Updated tuning parameters. +- Better support for Automake 1.13+ (now used to generate the tarball). +- Dropped K&R C compatibility. - Improved MPFR manual. -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.5/#fixed> and ChangeLog file). +- New MPFRbench program (see the tools/bench directory). +- Major speedup in mpfr_add, mpfr_sub, mpfr_mul, mpfr_div and mpfr_sqrt when + all operands have the same precision and this precision is less than twice + the number of bits per word, e.g., less than 128 on a 64-bit computer. +- Speedup by a factor of almost 2 in the double <--> mpfr conversions + (mpfr_set_d and mpfr_get_d). +- Speedup in mpfr_log1p and mpfr_atanh for small arguments. +- Speedup in the mpfr_const_euler function (contributed by Fredrik Johansson), + in the computation of Bernoulli numbers (used in mpfr_gamma, mpfr_li2, + mpfr_digamma, mpfr_lngamma and mpfr_lgamma), in mpfr_div, in mpfr_fma + and mpfr_fms. +- Test coverage: 96.3% lines of code. +- Bug fixes. In particular: a speed improvement when the --enable-assert + or --enable-assert=full configure option is used with GCC; mpfr_get_str + now sets the NaN flag on NaN input and the inexact flag when the conversion + is inexact. For a full list, see http://www.mpfr.org/mpfr-3.1.6/#fixed + and the same section for any previous 3.1.x version (follow the links + in the "Changes..." sections). +- Microsoft Windows: Added support for thread-safe DLL (shared library). + Tested with MinGW, ICC and MSVC. +- Limited pkg-config support. - Autotools: Under Linux, make sure that the old dtags (when supported) are used if LD_LIBRARY_PATH is defined; otherwise "make check" would check an installed, compatible MPFR library found in LD_LIBRARY_PATH instead of the one that has been built with "make". - -Changes from version 3.1.4 to version 3.1.5: -- C++11 compatibility. -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.4/#fixed> and ChangeLog file). -- More tests. - -Changes from version 3.1.3 to version 3.1.4: -- Improved MPFR manual. -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.3/#fixed> and ChangeLog file). -- MinGW (MS Windows): Added support for thread-safe DLL (shared library). - -Changes from version 3.1.2 to version 3.1.3: -- Better support for Automake 1.13+ (now used to generate the tarball). -- Improved MPFR manual. -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.2/#fixed> and ChangeLog file). - -Changes from version 3.1.1 to version 3.1.2: -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.1/#fixed> or ChangeLog file). -- Updated examples to the MPFR 3.x API. -- Note: The official tarballs for MPFR up to 3.1.1 were affected by a - vulnerability for "make distcheck" due to a bug in old GNU Automake - versions: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3386 - -Changes from version 3.1.0 to version 3.1.1: -- Improved MPFR manual. -- Test coverage: 96.5% lines of code. -- Bug fixes (see <http://www.mpfr.org/mpfr-3.1.0/#fixed> or ChangeLog file). +- New: optional "make check-gmp-symbols", mainly for binary distributions, + to check that MPFR does not use GMP internal symbols (experimental). Changes from versions 3.0.* to version 3.1.0: - The "canard à l'orange" release. @@ -68,7 +141,7 @@ Changes from versions 3.0.* to version 3.1.0: - The mpfr_urandom and mpfr_urandomb functions now return identical values on processors with different word size (assuming the same random seed, and since the GMP random generator does not depend itself on the word size, - cf http://gmplib.org/list-archives/gmp-devel/2010-September/001642.html). + cf https://gmplib.org/list-archives/gmp-devel/2010-September/001642.html). - The mpfr_add_one_ulp and mpfr_sub_one_ulp macros (which are obsolete and no more documented) will be removed in a future release. - Speed improvement for the mpfr_sqr and mpfr_div functions using Mulders' diff --git a/Build/source/libs/mpfr/mpfr-src/README b/Build/source/libs/mpfr/mpfr-src/README index 28f9a1de828..7ead7945273 100644 --- a/Build/source/libs/mpfr/mpfr-src/README +++ b/Build/source/libs/mpfr/mpfr-src/README @@ -41,12 +41,13 @@ compile - auxiliary installation file config.* - auxiliary installation files configure* - configuration files depcomp - auxiliary installation file -doc/ - directory containing the documentation (manual, FAQ) +doc/ - directory containing documentation (manual, FAQ, etc.) examples/ - directory containing examples install-sh - installation file ltmain.sh - auxiliary installation file m4/ - directory containing additional configuration files missing - auxiliary installation file +mpfr.pc.in - auxiliary pkg-config file src/ - directory containing the MPFR source test-driver - auxiliary installation file tests/ - directory containing the testsuite (for "make check") @@ -85,5 +86,5 @@ For more information about Subversion, please see: but interesting general information can be found there); * http://subversion.apache.org/faq.html (the Subversion FAQ). -Subversion users should read the file "doc/README.dev" (provided via -SVN only). +Subversion users should read the file "doc/README.dev" (in the +source tree). diff --git a/Build/source/libs/mpfr/mpfr-src/TODO b/Build/source/libs/mpfr/mpfr-src/TODO index d4628514f00..251ac589752 100644 --- a/Build/source/libs/mpfr/mpfr-src/TODO +++ b/Build/source/libs/mpfr/mpfr-src/TODO @@ -20,7 +20,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., Table of contents: 1. Documentation -2. Installation +2. Compiler/library detection 3. Changes in existing functions 4. New functions to implement 5. Efficiency @@ -31,10 +31,10 @@ Table of contents: 1. Documentation ############################################################################## -- add a description of the algorithms used + proof of correctness +- add a description of the algorithms used and a proof of correctness ############################################################################## -2. Installation +2. Compiler/library detection ############################################################################## - if we want to distinguish GMP and MPIR, we can check at configure time @@ -47,6 +47,11 @@ Table of contents: There is also a library symbol mpir_version, which should match VERSION, set by configure, for example 0.9.0. +- update ICC detection. + * Use only __INTEL_COMPILER instead of the obsolete macro __ICC? + * Possibly enable some features with ICC. For instance, removing + "&& !defined(__ICC)" from src/mpfr.h works with ICC 15.0.0 20140723. + ############################################################################## 3. Changes in existing functions ############################################################################## @@ -82,12 +87,58 @@ Table of contents: aa = q*b+r --> q has exactly n bits. If RNDN, takes nq+1 bits. (See also the new division function). +- revisit the conversion functions between a MPFR number and a native + floating-point value. + * Consequences if some exception is trapped? + * Specify under which conditions (current rounding direction and + precision of the FPU, whether a format has been recognized...), + correct rounding is guaranteed. Fix the code if need be. Do not + forget subnormals. + * Provide mpfr_buildopt_* functions to tell whether the format of a + native type (float / double / long double) has been recognized and + which format it is? + * For functions that return a native floating-point value (mpfr_get_flt, + mpfr_get_d, mpfr_get_ld, mpfr_get_decimal64), in case of underflow or + overflow, follow the convention used for the functions in <math.h>? + See §7.12.1 "Treatment of error conditions" of ISO C11, which provides + two ways of handling error conditions, depending on math_errhandling: + errno (to be set to ERANGE here) and floating-point exceptions. + If floating-point exceptions need to be generated, do not use + feraiseexcept(), as this function may require the math library (-lm); + use a floating-point expression instead, such as DBL_MIN * DBL_MIN + (underflow) or DBL_MAX * DBL_MAX (overflow), which are probably safe + as used in the GNU libc implementation. + * For testing the lack of subnormal support: + see the -mfpu GCC option for ARM and + https://en.wikipedia.org/wiki/Denormal_number#Disabling_denormal_floats_at_the_code_level + ############################################################################## 4. New functions to implement ############################################################################## +- implement new functions from the C++17 standard: + http://en.cppreference.com/w/cpp/numeric/special_math + assoc_laguerre, assoc_legendre, comp_ellint_1, comp_ellint_2, comp_ellint_3, + cyl_bessel_i, cyl_bessel_j, cyl_bessel_k, cyl_neumann, ellint_1, ellint_2, + ellint_3, hermite, legendre, laguerre, sph_bessel, sph_legendre, + sph_neumann. + Already in mpfr4: beta and riemann_zeta. + See also https://isocpp.org/files/papers/P0226R1.pdf and §29.9.5 in the + C++17 draft: + https://github.com/cplusplus/draft/blob/master/source/numerics.tex +- implement mpfr_get_decimal128 and mpfr_set_decimal128 +- implement mpfr_log_ui to compute log(n) for an unsigned long n. + We can write for argument reduction n = 2^k * n/2^k, where + 2/3 <= n/2^k < 4/3, i.e., k = floor(log2(3n))-1, thus + log(n) = k*log(2) + log(n/2^k), and we can use binary splitting on the + Taylor expansion of log(1+x) to compute log(n/2^k), where at most + p*log(2)/log(3) terms are needed for precision p. + Other idea (from Fredrik Johansson): compute log(m) + log(n/m) where + m=2^a*3^b*5^c*7^d and m is close to n. - implement mpfr_q_sub, mpfr_z_div, mpfr_q_div? +- implement mpfr_pow_q and variants with two integers (native or mpz) + instead of a rational? See IEEE P1788. - implement functions for random distributions, see for example https://sympa.inria.fr/sympa/arc/mpfr/2010-01/msg00034.html (suggested by Charles Karney <ckarney@Sarnoff.com>, 18 Jan 2010): @@ -104,21 +155,19 @@ Table of contents: PolylogP, PolylogD, PolylogDold: see http://arxiv.org/abs/math.CA/0702243 and the references herein. JBessel(n, x) = BesselJ(n+1/2, x) - IncompleteGamma [also wanted by <keith.briggs@bt.com> 4 Feb 2008: Gamma(a,x), - gamma(a,x), P(a,x), Q(a,x); see A&S 6.5, ref. [Smith01] in algorithms.bib] KBessel, KBessel2 [2nd kind] JacobiTheta + (see http://www.ams.org/journals/mcom/0000-000-00/S0025-5718-2017-03245-2/home.html) LogIntegral - ExponentialIntegralE1 - E1(z) = int(exp(-t)/t, t=z..infinity), |arg z| < Pi - mpfr_eint1: implement E1(x) for x > 0, and Ei(-x) for x < 0 - E1(NaN) = NaN - E1(+Inf) = +0 - E1(-Inf) = -Inf - E1(+0) = +Inf - E1(-0) = -Inf + ExponentialIntegralEn (formula 5.1.4 of Abramowitz and Stegun) DawsonIntegral GammaD(x) = Gamma(x+1/2) +- new functions of IEEE 754-2008, and more generally functions of the + C binding draft TS 18661-4: + http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1946.pdf + Some propositions about rootn: mpfr_rootn_si, mpfr_rootn_sj, mpfr_rootn_z, + and versions with an unsigned integer: mpfr_rootn_ui (now implemented, as + similar to mpfr_root) and mpfr_rootn_uj. - functions defined in the LIA-2 standard + minimum and maximum (5.2.2): max, min, max_seq, min_seq, mmax_seq and mmin_seq (mpfr_min and mpfr_max correspond to mmin and mmax); @@ -207,11 +256,30 @@ Table of contents: + Lambert W Functions, W(x) are defined to be solutions of the equation: W(x) \exp(W(x)) = x. This function has multiple branches for x < 0 (2 funcs W0(x) and Wm1(x)) + From Fredrik Johansson: + See https://cs.uwaterloo.ca/research/tr/1993/03/W.pdf, in particular + formulas 5.2 and 5.3 for the error bound: one first computes an + approximation w, and then evaluates the residual w e^w - x. There is an + expression for the error in terms of the residual and the derivative W'(t), + where the derivative can be bounded by piecewise simple functions, + something like min(1, 1/t) when t >= 0. + See https://arxiv.org/abs/1705.03266 for rigorous error bounds. + Trigamma Function psi'(x). and Polygamma Function: psi^{(m)}(x) for m >= 0, x > 0. +- functions from ISO/IEC 24747:2009 (Extensions to the C Library, + to Support Mathematical Special Functions). + Standard: http://www.iso.org/iso/catalogue_detail.htm?csnumber=38857 + Draft: http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1292.pdf + Rationale: http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1244.pdf + See also: http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2010/n3060.pdf + (similar, for C++). + Also check whether the functions that are already implemented in MPFR + match this standard. - from gnumeric (www.gnome.org/projects/gnumeric/doc/function-reference.html): - - beta + - incomplete beta function, see message from Martin Maechler + <maechler@stat.math.ethz.ch> on 18 Jan 2016, and Section 6.6 in + Abramowitz & Stegun - betaln - degrees - radians @@ -230,6 +298,17 @@ Table of contents: 5. Efficiency ############################################################################## +- Fredrik Johansson reports that mpfr_ai is slow for large arguments: an + asymptotic expansion should be used (once done, remove REDUCE_EMAX from + tests/tai.c and update the description in mpfr.texi). +- for exp(x), Fredrik Johansson reports a 20% speed improvement starting from + 4000 bits, and up to a 75% memory improvement in his Arb implementation, by + using recursive instead of iterative binary splitting: + https://github.com/fredrik-johansson/arb/blob/master/elefun/exp_sum_bs_powtab.c +- improve mpfr_grandom using the algorithm in http://arxiv.org/abs/1303.6257 +- use the src/x86_64/corei5/mparam.h file once GMP recognizes correctly the + Core i5 processors (note that gcc -mtune=native gives __tune_corei7__ + and not __tune_corei5__ on those processors) - implement a mpfr_sqrthigh algorithm based on Mulders' algorithm, with a basecase variant - use mpn_div_q to speed up mpfr_div. However mpn_div_q, which is new in @@ -238,35 +317,33 @@ Table of contents: Also mpfr_div uses the remainder computed by mpn_divrem. A workaround would be to first try with mpn_div_q, and if we cannot (easily) compute the rounding, then use the current code with mpn_divrem. +- improve atanh(x) for small x by using atanh(x) = log1p(2x/(1-x)), + and log1p should also be improved for small arguments. - compute exp by using the series for cosh or sinh, which has half the terms (see Exercise 4.11 from Modern Computer Arithmetic, version 0.3) The same method can be used for log, using the series for atanh, i.e., atanh(x) = 1/2*log((1+x)/(1-x)). - improve mpfr_gamma (see https://code.google.com/p/fastfunlib/). A possible idea is to implement a fast algorithm for the argument reconstruction - gamma(x+k). One could also use the series for 1/gamma(x), see for example + gamma(x+k): instead of performing k products by x+i, we could precompute + x^2, ..., x^m for m ~ sqrt(k), and perform only sqrt(k) products. + One could also use the series for 1/gamma(x), see for example http://dlmf.nist.gov/5/7/ or formula (36) from http://mathworld.wolfram.com/GammaFunction.html +- improve the computation of Bernoulli numbers: instead of computing just one + B[2n] at a time in mpfr_bernoulli_internal, we could compute several at a + time, sharing the expensive computation of the 1/p^(2n) series. - fix regression with mpfr_mpz_root (from Keith Briggs, 5 July 2006), for example on 3Ghz P4 with gmp-4.2, x=12.345: prec=50000 k=2 k=3 k=10 k=100 mpz_root 0.036 0.072 0.476 7.628 mpfr_mpz_root 0.004 0.004 0.036 12.20 See also mail from Carl Witty on mpfr list, 09 Oct 2007. -- implement Mulders algorithm for squaring and division - for sparse input (say x=1 with 2 bits), mpfr_exp is not faster than for full precision when precision <= MPFR_EXP_THRESHOLD. The reason is that argument reduction kills sparsity. Maybe avoid argument reduction for sparse input? -- speed up const_euler for large precision [for x=1.1, prec=16610, it takes - 75% of the total time of eint(x)!] -- speed up mpfr_atan for large arguments (to speed up mpc_log) - [from Mark Watkins on Fri, 18 Mar 2005] - Also mpfr_atan(x) seems slower (by a factor of 2) for x near from 1. - Example on a Athlon for 10^5 bits: x=1.1 takes 3s, whereas 2.1 takes 1.8s. - The current implementation does not give monotonous timing for the following: - mpfr_random (x); for (i = 0; i < k; i++) mpfr_atan (y, x, MPFR_RNDN); - for precision 300 and k=1000, we get 1070ms, and 500ms only for p=400! +- speed up mpfr_atan for large arguments (to speed up mpc_log) see FR #6198 - improve mpfr_sin on values like ~pi (do not compute sin from cos, because of the cancellation). For instance, reduce the input modulo pi/2 in [-pi/4,pi/4], and define auxiliary functions for which the argument is @@ -327,6 +404,37 @@ Table of contents: Mulders short product was slower than a full product for large sizes. This should be precisely analyzed and fixed if needed. +- for various functions, check the timings as a function of the magnitude + of the input (and the input and/or output precisions?), and use better + thresholds for asymptotic expansions. + +- improve the special case of mpfr_{add,sub} (x, x, y, ...) when |x| > |y| + to do the addition in-place and have a complexity of O(prec(y)) in most + cases. The mpfr_{add,sub}_{d,ui} functions should automatically benefit + from this change. + +- in gmp_op.c, for functions with mpz_srcptr, check whether mpz_fits_slong_p + is really useful in all cases (see TODO in this file). + +- optimize code that uses a test based on the fact that x >> s is + undefined in C for s == width of x but the result is expected to + be 0. ARM and PowerPC could benefit from such an optimization, + but not x86. This needs support from the compiler. + For PowerPC: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79233 + +- deal with MPFR_RNDF in mpfr_round_near_x (replaced by MPFR_RNDZ). + +- instead of a fixed mparam.h, optionally use function multiversioning + (FMV), currently only available with the GNU C++ front end: + https://gcc.gnu.org/wiki/FunctionMultiVersioning + According to https://lwn.net/Articles/691932/ the dispatch resolution + is now done by the dynamic loader, so that this should be fast enough + (the cost would be the reading of a static variable, initialized at + load time, instead of a constant). + In particular, binary package distributions would benefit from FMV as + only one binary is generated for different processor families. + + ############################################################################## 6. Miscellaneous ############################################################################## @@ -337,6 +445,10 @@ Table of contents: * functions to set/test a quiet/signaling NaN: mpfr_set_snan, mpfr_snan_p, mpfr_set_qnan, mpfr_qnan_p * correctly convert to/from double (if encoding of s/qNaN is fixed in 754R) + Note: Signaling NaNs are not specified by the ISO C standard and may + not be supported by the implementation. GCC needs the -fsignaling-nans + option (but this does not affect the C library, which may or may not + accept signaling NaNs). - check again coverage: on 2007-07-27, Patrick Pelissier reports that the following files are not tested at 100%: add1.c, atan.c, atan2.c, @@ -359,8 +471,9 @@ Table of contents: 1250 bytes would still be small compared to the code size! Store pi in round to zero mode (to recover other modes). -- add a new rounding mode: round to nearest, with ties away from zero - (this is roundTiesToAway in 754-2008, could be used by mpfr_round) +- add other prototypes for round to nearest-away (mpfr_round_nearest_away + only deals with the prototypes of say mpfr_sin) or implement it as a native + rounding mode - add a new roundind mode: round to odd. If the result is not exactly representable, then round to the odd mantissa. This rounding has the nice property that for k > 1, if: @@ -368,6 +481,36 @@ Table of contents: z = round(y, p, TO_NEAREST_EVEN), then z = round(x, p, TO_NEAREST_EVEN) so it avoids the double-rounding problem. + VL: I prefer the (original?) term "sticky rounding", as used in + J Strother Moore, Tom Lynch, Matt Kaufmann. A Mechanically Checked + Proof of the Correctness of the Kernel of the AMD5K86 Floating-Point + Division Algorithm. IEEE Transactions on Computers, 1996. + and + http://www.russinoff.com/libman/text/node26.html + +- new rounding mode MPFR_RNDE when the result is known to be exact? + * In normal mode, this would allow MPFR to optimize using + this information. + * In debug mode, MPFR would check that the result is exact + (i.e. that the ternary value is 0). + +- new "rounding mode" MPFR_RNDF (faithful rounding)? + This is not really a rounding mode since it is non-deterministic. The + goal is to avoid the Table Maker's Dilemma in internal computations. + The definition of faithful rounding of a real number x is: return either + RNDD(x) or RNDU(x). This means that if x is exactly representable, one + returns x exactly. In MPFR, the ternary value should be unspecified for + efficiency reasons. + Note: One typically implements faithful rounding by computing an + approximation to the result with some adequately chosen error bound, + then by rounding this approximation to nearest. + Concerning the choice of the error bound, if the result x is equal to + 1 + t, where t is a very small positive number, then the error bound + needs to be at most ulp(x)/4 + t. Since t can be arbitrarily small, + the error bound needs to be at most ulp(x)/4. And this error bound + is sufficient in all cases. Note that with the even rounding rule or + rounding away from zero, it is not needed to relax the condition when + x is exactly representable. - add tests of the ternary value for constants @@ -416,6 +559,121 @@ Table of contents: a constant (see README.dev). Also check the use of MPFR_EMIN_MIN and MPFR_EMAX_MAX. +- add a test checking that no mpfr.h macros depend on mpfr-impl.h + (the current tests cannot check that since mpfr-impl.h is always + included). + +- move some macro definitions from acinclude.m4 to the m4 directory + as suggested by the Automake manual? The reason is that the + acinclude.m4 file is big and a bit difficult to read. + +- use symbol versioning. + +- check whether mpz_t caching (pool) is necessary. Timings with -static + with details about the C / C library implementation should be put + somewhere as a comment in the source or in the doc. Using -static + is important because otherwise the cache saves the dynamic call to + mpz_init and mpz_clear; so, what we're measuring is not clear. + See thread: + https://gmplib.org/list-archives/gmp-devel/2015-September/004147.html + Summary: It will not be integrated in GMP because 1) This yields + problems with threading (in MPFR, we have TLS variables, but this is + not the case of GMP). 2) The gain (if confirmed with -static) would + be due to a poor malloc implementation (timings would depend on the + platform). 3) Applications would use more RAM. + Additional notes [VL]: the major differences in the timings given + by Patrick in 2014-01 under Linux were: + Before: + arccos(x) took 0.054689 ms (32767 eval in 1792 ms) + arctan(x) took 0.042116 ms (32767 eval in 1380 ms) + After: + arccos(x) took 0.043580 ms (32767 eval in 1428 ms) + arctan(x) took 0.035401 ms (32767 eval in 1160 ms) + mpfr_acos doesn't use mpz, but calls mpfr_atan, so that the issue comes + from mpfr_atan, which uses mpz a lot. The problem mainly comes from the + reallocations in GMP because mpz_init is used instead of mpz_init2 with + the estimated maximum size. Other places in the code that uses mpz_init + may be concerned. + Issues with mpz_t caching: + * The pool can take much memory, which may no longer be useful. + For instance: + mpfr_init2 (x, 10000000); + mpfr_log_ui (x, 17, MPFR_RNDN); + /* ... */ + mpfr_clear (x); + /* followed by code using only small precision */ + while contrary to real caches, they contain no data. This is not + valuable memory: freeing/allocating a large block of memory is + much faster than the actual computations, so that mpz_t caching + has no impact on the performance in such cases. A pool with large + blocks also potentially destroys the data locality. + * It assumes that the real GMP functions are __gmpz_init and + __gmpz_clear, which are not part of the official GMP API, thus + is based on GMP internals, which may change in the future or + may be different in forks / compatible libraries / etc. This + can be solved if MPFR code calls mpfr_mpz_init / mpfr_mpz_clear + directly, avoiding the #define's. + Questions that need to be answered: + * What about the comparisons with other memory allocators? + * Shouldn't the pool be part of the memory allocator? + For the default memory allocator (malloc): RFE? + If it is decided to keep some form of mpz_t caching, a possible solution + for both issues: define mpfr_mpz_init2 and mpfr_mpz_clear2, which both + take 2 arguments like mpz_init2, where mpfr_mpz_init2 behaves in a way + similar to mpz_init2, and mpfr_mpz_clear2 behaves in a way similar to + mpz_clear but where the size argument is a hint for the pool; if it is + too large, then the mpz_t should not be pushed back to the pool. The + size argument of mpfr_mpz_init2 could also be a hint to decide which + element to pull from the pool. + +- in tsum, add testcases for mpfr_sum triggering the bug fixed in r9722, + that is, with a large error during the computation of the secondary term + (when the TMD occurs). + +- add internal or public variants of some basic functions (+, -, *) with + mpz_t as the exponent for correctly rounded polynomials (like fmma), + in order to avoid internal overflow and underflow in extreme cases? + Alternatively, for fmma, modify add*.c and sub*.c code to define + mpfr_add_raw, which takes arrays of limbs and their precision, and the + positive exponent delta (as mpfr_uexp_t to be always representable). + The exponent delta should be sufficient for now since it can be bounded + by MPFR_PREC_MAX+1 if need be. + +- use the keyword "static" in array indices of parameter declarations with + C99 compilers (6.7.5.3p7) when the pointer is expected not to be null? + For instance, if mpfr.h is changed to have: + __MPFR_DECLSPEC void mpfr_dump (const __mpfr_struct [static 1]); + and one calls + mpfr_dump (NULL); + one gets a warning with Clang. This is just an example; this needs to be + done in a clean way. + See: + http://stackoverflow.com/a/3430353/3782797 + https://hamberg.no/erlend/posts/2013-02-18-static-array-indices.html + +- change most mpfr_urandomb occurrences to mpfr_urandom in the tests? + (The one done in r10573 allowed us to find a bug even without + assertion checking.) + +- tzeta has been much slower since r9848 (which increases the precision + of the input for the low output precisions), at least with the x86 + 32-bit ABI. This seems to come from the fact that the working precision + in the mpfr_zeta implementation depends on the precision of the input. + Once mpfr_zeta has improved, change the last argument of test_generic + in tzeta.c back to 5 (as it was before r10667). + +- check the small-precision tables in the tests? + This may require to export some pointer to the tables, but this could + be done only if some debug macro is defined. + +- optionally use malloc() for the caches? See mpfr_mp_memory_cleanup. + Note: This can be implemented by adding a TLS flag saying whether we + are under cache generation or not, and by making the MPFR allocation + functions consider this flag. Moreover, this can only work for mpfr_t + caching (floating-point constants), not for mpz_t caching (Bernoulli + constants) because we do not have the control of memory allocation for + mpz_init. + ############################################################################## 7. Portability @@ -423,8 +681,6 @@ Table of contents: - add a web page with results of builds on different architectures -- support the decimal64 function without requiring --with-gmp-build - - [Kevin about texp.c long strings] For strings longer than c99 guarantees, it might be cleaner to introduce a "tests_strdupcat" or something to concatenate literal @@ -432,3 +688,5 @@ Table of contents: couple of places already. Arrays of chars are not much fun. - use https://gcc.gnu.org/viewcvs/gcc/trunk/config/stdint.m4 for mpfr-gmp.h + +- with MinGW, build with -D__USE_MINGW_ANSI_STDIO by default? diff --git a/Build/source/libs/mpfr/mpfr-src/VERSION b/Build/source/libs/mpfr/mpfr-src/VERSION index 9cec7165ab0..fcdb2e109f6 100644 --- a/Build/source/libs/mpfr/mpfr-src/VERSION +++ b/Build/source/libs/mpfr/mpfr-src/VERSION @@ -1 +1 @@ -3.1.6 +4.0.0 diff --git a/Build/source/libs/mpfr/mpfr-src/acinclude.m4 b/Build/source/libs/mpfr/mpfr-src/acinclude.m4 index 69e2e74a648..db142a7eb31 100644 --- a/Build/source/libs/mpfr/mpfr-src/acinclude.m4 +++ b/Build/source/libs/mpfr/mpfr-src/acinclude.m4 @@ -40,6 +40,7 @@ AC_DEFUN([MPFR_CONFIGS], [ AC_REQUIRE([AC_OBJEXT]) AC_REQUIRE([MPFR_CHECK_LIBM]) +AC_REQUIRE([MPFR_CHECK_LIBQUADMATH]) AC_REQUIRE([AC_HEADER_TIME]) AC_REQUIRE([AC_CANONICAL_HOST]) @@ -68,9 +69,6 @@ AC_CHECK_MEMBERS([struct lconv.decimal_point, struct lconv.thousands_sep],,, dnl Check how to get `alloca' AC_FUNC_ALLOCA -dnl SIZE_MAX macro -gl_SIZE_MAX - dnl va_copy macro AC_MSG_CHECKING([how to copy va_list]) AC_LINK_IFELSE([AC_LANG_PROGRAM([[ @@ -93,28 +91,35 @@ dnl FIXME: The functions memmove, memset and strtol are really needed by dnl MPFR, but if they are implemented as macros, this is also OK (in our dnl case). So, we do not return an error, but their tests are currently dnl useless. +dnl Moreover, for memmove and memset, when gcc -Werror is used, these +dnl functions are considered to be missing because of a "conflicting +dnl types for built-in function" error. Possible workarounds if the +dnl results of this test are used (thus one doesn't want an error): +dnl * If "$GCC" is set, disable built-ins by adding -fno-builtin +dnl to $CFLAGS for this test (this would yield a failure if such +dnl functions are defined only as built-ins, but does this occur +dnl in practice?). +dnl * Enable -Werror only for the main compilation (and possibly +dnl some particular tests) via a new configure option. dnl gettimeofday is not defined for MinGW -AC_CHECK_FUNCS([memmove memset setlocale strtol gettimeofday]) +AC_CHECK_FUNCS([memmove memset setlocale strtol gettimeofday signal]) -dnl Check for IEEE-754 switches on Alpha -case $host in -alpha*-*-*) - saved_CFLAGS="$CFLAGS" - AC_CACHE_CHECK([for IEEE-754 switches], mpfr_cv_ieee_switches, [ - if test -n "$GCC"; then - mpfr_cv_ieee_switches="-mfp-rounding-mode=d -mieee-with-inexact" - else - mpfr_cv_ieee_switches="-fprm d -ieee_with_inexact" - fi - CFLAGS="$CFLAGS $mpfr_cv_ieee_switches" - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[]], [[]])], , mpfr_cv_ieee_switches="none") - ]) - if test "$mpfr_cv_ieee_switches" = "none"; then - CFLAGS="$saved_CFLAGS" - else - CFLAGS="$saved_CFLAGS $mpfr_cv_ieee_switches" - fi -esac +dnl We cannot use AC_CHECK_FUNCS on sigaction, because while this +dnl function may be provided by the C library, its prototype and +dnl associated structure may not be available, e.g. when compiling +dnl with "gcc -std=c99". +AC_MSG_CHECKING(for sigaction and its associated structure) +AC_LINK_IFELSE([AC_LANG_PROGRAM([[ +#include <signal.h> +static int f (int (*func)(int, const struct sigaction *, struct sigaction *)) +{ return 0; } +]], [[ + return f(sigaction); +]])], [ + AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_SIGACTION, 1, + [Define if you have a working sigaction function.]) +],[AC_MSG_RESULT(no)]) dnl check for long long AC_CHECK_TYPE([long long int], @@ -136,6 +141,34 @@ if test "$ac_cv_type_intmax_t" = yes; then if test "$mpfr_cv_have_intmax_max" = "yes"; then AC_DEFINE(MPFR_HAVE_INTMAX_MAX,1,[Define if you have a working INTMAX_MAX.]) fi + AC_CACHE_CHECK([for working printf length modifier for intmax_t], + mpfr_cv_printf_maxlm, [ + saved_CPPFLAGS="$CPPFLAGS" + CPPFLAGS="$CPPFLAGS -I$srcdir/src" + for modifier in j ll l + do + AC_RUN_IFELSE([AC_LANG_PROGRAM([[ +#include <stdio.h> +#include <string.h> +#include "mpfr-intmax.h" +]],[[ + char s[64]; + sprintf (s, "%${modifier}d %${modifier}u", + (intmax_t) -17, (uintmax_t) 42); + return strcmp (s, "-17 42") != 0; +]])], + mpfr_cv_printf_maxlm=${modifier}; break, + mpfr_cv_printf_maxlm=none, +dnl We assume that j is working when cross-compiling. + mpfr_cv_printf_maxlm=j; break + ) + done + CPPFLAGS="$saved_CPPFLAGS" + ]) + if test "$mpfr_cv_printf_maxlm" != "none"; then + AC_DEFINE_UNQUOTED([MPFR_PRINTF_MAXLM],["$mpfr_cv_printf_maxlm"], + [Define to a working printf length modifier for intmax_t]) + fi fi AC_CHECK_TYPE( [union fpc_csr], @@ -146,6 +179,51 @@ AC_CHECK_TYPE( [union fpc_csr], #endif ]) +dnl Check for _Noreturn function specifier (ISO C11) +AC_CACHE_CHECK([for _Noreturn], mpfr_cv_have_noreturn, [ + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[_Noreturn void foo(int);]])], + mpfr_cv_have_noreturn=yes, mpfr_cv_have_noreturn=no) +]) +if test "$mpfr_cv_have_noreturn" = "yes"; then + AC_DEFINE(MPFR_HAVE_NORETURN,1,[Define if the _Noreturn function specifier is supported.]) +fi + +dnl Check for __builtin_unreachable +AC_CACHE_CHECK([for __builtin_unreachable], mpfr_cv_have_builtin_unreachable, +[ + AC_LINK_IFELSE([AC_LANG_PROGRAM( + [[int x;]], + [[if (x) __builtin_unreachable(); ]] + )], + mpfr_cv_have_builtin_unreachable=yes, + mpfr_cv_have_builtin_unreachable=no) +]) +if test "$mpfr_cv_have_builtin_unreachable" = "yes"; then + AC_DEFINE(MPFR_HAVE_BUILTIN_UNREACHABLE, 1, + [Define if the __builtin_unreachable GCC built-in is supported.]) +fi + +dnl Check for attribute constructor and destructor +MPFR_CHECK_CONSTRUCTOR_ATTR() + +dnl Check for POSIX Thread. Since the AX_PTHREAD macro is not standard +dnl (it is provided by autoconf-archive), we need to detect whether it +dnl is left unexpanded, otherwise the configure script won't fail and +dnl "make distcheck" won't give any error, yielding buggy tarballs! +dnl The \b is necessary to avoid an error with recent ax_pthread.m4 +dnl (such as with Debian's autoconf-archive 20160320-1), which contains +dnl AX_PTHREAD_ZOS_MISSING, etc. It is not documented, but see: +dnl https://lists.gnu.org/archive/html/autoconf/2015-03/msg00011.html +dnl +dnl Note: each time a change is done in m4_pattern_forbid, autogen.sh +dnl should be tested with and without ax_pthread.m4 availability (in +dnl the latter case, there should be an error). +m4_pattern_forbid([AX_PTHREAD\b]) +AX_PTHREAD([]) + +dnl Check for ISO C11 Thread +MPFR_CHECK_C11_THREAD() + dnl Check for fesetround AC_CACHE_CHECK([for fesetround], mpfr_cv_have_fesetround, [ saved_LIBS="$LIBS" @@ -204,13 +282,16 @@ static double get_max (void) { static volatile double d = DBL_MAX; return d; } fi dnl Check if subnormal (denormalized) numbers are supported -AC_CACHE_CHECK([for subnormal numbers], mpfr_cv_have_denorms, [ +dnl for the binary64 format, the smallest normal number is 2^(-1022) +dnl for the binary32 format, the smallest normal number is 2^(-126) +AC_CACHE_CHECK([for subnormal double-precision numbers], +mpfr_cv_have_denorms, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include <stdio.h> int main (void) { double x = 2.22507385850720138309e-308; fprintf (stderr, "%e\n", x / 2.0); - return 2.0 * (x / 2.0) != x; + return 2.0 * (double) (x / 2.0) != x; } ]])], [mpfr_cv_have_denorms="yes"], @@ -218,7 +299,25 @@ int main (void) { [mpfr_cv_have_denorms="cannot test, assume no"]) ]) if test "$mpfr_cv_have_denorms" = "yes"; then - AC_DEFINE(HAVE_DENORMS,1,[Define if subnormal (denormalized) floats work.]) + AC_DEFINE(HAVE_DENORMS,1,[Define if subnormal (denormalized) doubles work.]) +fi +AC_CACHE_CHECK([for subnormal single-precision numbers], +mpfr_cv_have_denorms_flt, [ +AC_RUN_IFELSE([AC_LANG_SOURCE([[ +#include <stdio.h> +int main (void) { + float x = 1.17549435082229e-38; + fprintf (stderr, "%e\n", x / 2.0); + return 2.0 * (float) (x / 2.0) != x; +} +]])], + [mpfr_cv_have_denorms_flt="yes"], + [mpfr_cv_have_denorms_flt="no"], + [mpfr_cv_have_denorms_flt="cannot test, assume no"]) +]) +if test "$mpfr_cv_have_denorms_flt" = "yes"; then + AC_DEFINE(HAVE_DENORMS_FLT,1, + [Define if subnormal (denormalized) floats work.]) fi dnl Check if signed zeros are supported. Note: the test will fail @@ -241,7 +340,7 @@ dnl Check the FP division by 0 fails (e.g. on a non-IEEE-754 platform). dnl In such a case, MPFR_ERRDIVZERO is defined to disable the tests dnl involving a FP division by 0. dnl For the developers: to check whether all these tests are disabled, -dnl configure MPFR with "-DMPFR_TEST_DIVBYZERO=1 -DMPFR_ERRDIVZERO=1". +dnl configure MPFR with "-DMPFR_TESTS_FPE_DIV -DMPFR_ERRDIVZERO". AC_CACHE_CHECK([if the FP division by 0 fails], mpfr_cv_errdivzero, [ AC_RUN_IFELSE([AC_LANG_SOURCE([[ int main (void) { @@ -379,6 +478,27 @@ static int f (double (*func)(double)) { return 0; } AC_DEFINE(HAVE_NEARBYINT, 1,[Have ISO C99 nearbyint function]) ],[AC_MSG_RESULT(no)]) +dnl Check if _mulx_u64 is provided +dnl Note: This intrinsic is not standard. We need a run because +dnl it may be provided but not working as expected (with ICC 15, +dnl one gets an "Illegal instruction"). +AC_MSG_CHECKING([for _mulx_u64]) +AC_RUN_IFELSE([AC_LANG_PROGRAM([[ +#include <immintrin.h> +]], [[ + unsigned long long h1, h2; + _mulx_u64(17, 42, &h1); + _mulx_u64(-1, -1, &h2); + return h1 == 0 && h2 == -2 ? 0 : 1; +]])], + [AC_MSG_RESULT(yes) + AC_DEFINE(HAVE_MULX_U64, 1,[Have a working _mulx_u64 function]) + ], + [AC_MSG_RESULT(no) + ], + [AC_MSG_RESULT([cannot test, assume no]) + ]) + LIBS="$saved_LIBS" dnl Now try to check the long double format @@ -386,7 +506,7 @@ MPFR_C_LONG_DOUBLE_FORMAT if test "$enable_logging" = yes; then if test "$enable_thread_safe" = yes; then - AC_MSG_ERROR([Enable either `Logging' or `thread-safe', not both]) + AC_MSG_ERROR([enable either `Logging' or `thread-safe', not both]) else enable_thread_safe=no fi @@ -417,6 +537,7 @@ int main (void) { AC_DEFINE([MPFR_USE_THREAD_SAFE],1,[Build MPFR as thread safe]) AC_DEFINE([MPFR_USE_C11_THREAD_SAFE],1,[Build MPFR as thread safe using C11]) tls_c11_support=yes + enable_thread_safe=yes ], [AC_MSG_RESULT(no) ], @@ -440,6 +561,7 @@ then ]])], [AC_MSG_RESULT(yes) AC_DEFINE([MPFR_USE_THREAD_SAFE],1,[Build MPFR as thread safe]) + enable_thread_safe=yes ], [AC_MSG_RESULT(no) if test "$enable_thread_safe" = yes; then @@ -456,6 +578,113 @@ then CPPFLAGS="$saved_CPPFLAGS" fi fi + +dnl Check if decimal floats are available. +dnl For the different cases, we try to use values that will not be returned +dnl by build tools. For instance, 1 must not be used as it can be returned +dnl by ld in case of link failure. +if test "$enable_decimal_float" != no; then + AC_MSG_CHECKING(if compiler knows _Decimal64) + AC_COMPILE_IFELSE( + [AC_LANG_PROGRAM([[_Decimal64 x;]])], + [AC_MSG_RESULT(yes) + AC_MSG_CHECKING(decimal float format) + AC_RUN_IFELSE([AC_LANG_PROGRAM([[ +#include <stdlib.h> +]], [[ +volatile _Decimal64 x = 1; +union { double d; _Decimal64 d64; } y; +if (x != x) return 83; +y.d64 = 1234567890123456.0dd; +return y.d == 0.14894469406741037E-123 ? 80 : + y.d == 0.59075095508629822E-68 ? 81 : 82; +]])], [AC_MSG_RESULT(internal error) + AC_MSG_FAILURE(unexpected exit status 0)], + [d64_exit_status=$? + case "$d64_exit_status" in + 80) AC_MSG_RESULT(DPD) + AC_DEFINE([DPD_FORMAT],1,[DPD format]) + AC_DEFINE([MPFR_WANT_DECIMAL_FLOATS],1, + [Build decimal float functions]) ;; + 81) AC_MSG_RESULT(BID) + AC_DEFINE([MPFR_WANT_DECIMAL_FLOATS],1, + [Build decimal float functions]) ;; + 82) AC_MSG_RESULT(neither DPD nor BID) + if test "$enable_decimal_float" = yes; then + AC_MSG_ERROR([unsupported decimal float format. +Please build MPFR without --enable-decimal-float.]) + fi ;; + *) AC_MSG_RESULT(unknown (exit status $d64_exit_status)) + if test "$enable_decimal_float" = yes; then + AC_MSG_ERROR([internal or link error. +Please build MPFR without --enable-decimal-float.]) + fi ;; + esac], + [AC_MSG_RESULT(assuming DPD) + AC_DEFINE([DPD_FORMAT],1,[]) + AC_DEFINE([MPFR_WANT_DECIMAL_FLOATS],1, + [Build decimal float functions])]) + ], + [AC_MSG_RESULT(no) + if test "$enable_decimal_float" = yes; then + AC_MSG_ERROR([compiler doesn't know _Decimal64 (ISO/IEC TR 24732). +Please use another compiler or build MPFR without --enable-decimal-float.]) + fi]) +fi + +dnl Check if __float128 is available. We also require the compiler +dnl to support C99 constants (this prevents the __float128 support +dnl with GCC's -std=c90, but who cares?). +if test "$enable_float128" != no; then + AC_MSG_CHECKING(if compiler knows __float128 with C99 constants) + AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[__float128 x = 0x1.fp+16383q;]])], + [AC_MSG_RESULT(yes) + AC_DEFINE([MPFR_WANT_FLOAT128],1,[Build float128 functions])], + [AC_MSG_RESULT(no) + if test "$enable_float128" = yes; then + AC_MSG_ERROR([compiler doesn't know __float128 with C99 constants +Please use another compiler or build MPFR without --enable-float128.]) + fi]) +fi + +dnl Check if Static Assertions are supported. +AC_MSG_CHECKING(for Static Assertion support) +saved_CPPFLAGS="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS -I$srcdir/src" +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +#define MPFR_USE_STATIC_ASSERT 1 +#include "mpfr-sassert.h" + +/* Test if Static Assertions work */ +MPFR_DECL_STATIC_ASSERT(sizeof(char) <= sizeof(int)); + +int main (void) { + MPFR_DECL_STATIC_ASSERT(sizeof(int) <= sizeof(long)); + int x; + (void) (x = 1); /* cast to void: avoid a warning, at least with GCC */ + /* Test of the macro after a declaraction and a statement. */ + MPFR_STAT_STATIC_ASSERT(sizeof(short) <= sizeof(int)); + return 0; +} + ]])], + [AC_MSG_RESULT(yes) + AC_DEFINE([MPFR_USE_STATIC_ASSERT],1,[Build MPFR with Static Assertions]) + ], + [AC_MSG_RESULT(no) + ], + [AC_MSG_RESULT([cannot test, assume no]) + ]) +CPPFLAGS="$saved_CPPFLAGS" + +if test "$enable_lto" = "yes" ; then + MPFR_LTO +fi + +dnl Check if the shared cache was requested and its requirements are ok. +if test "$mpfr_want_shared_cache" = yes ;then + MPFR_CHECK_SHARED_CACHE() +fi + ]) dnl end of MPFR_CONFIGS @@ -569,6 +798,32 @@ You need to use another compiler (or lower the optimization level).]) esac ]) +dnl MPFR_CHECK_MP_LIMB_T_VS_LONG +dnl ---------------------------- +dnl Check that a long can fit in a mp_limb_t. +dnl If so, it set the define MPFR_LONG_WITHIN_LIMB +AC_DEFUN([MPFR_CHECK_MP_LIMB_T_VS_LONG], [ +AC_REQUIRE([MPFR_CONFIGS]) +AC_CACHE_CHECK([for long to fit in mp_limb_t], mpfr_cv_long_within_limb, [ +saved_CPPFLAGS="$CPPFLAGS" +CPPFLAGS="$CPPFLAGS -I$srcdir/src" +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ +#include <gmp.h> +#include "mpfr-sassert.h" +]], [[ + MPFR_STAT_STATIC_ASSERT ((mp_limb_t) -1 >= (unsigned long) -1); + return 0; +]])], [mpfr_cv_long_within_limb="yes"], + [mpfr_cv_long_within_limb="no"], + [mpfr_cv_long_within_limb="cannot test, assume not present"]) +]) +case $mpfr_cv_long_within_limb in +yes*) + AC_DEFINE([MPFR_LONG_WITHIN_LIMB],1,[long can be stored in mp_limb_t]) +esac +CPPFLAGS="$saved_CPPFLAGS" +]) + dnl MPFR_PARSE_DIRECTORY dnl Input: $1 = a string to a relative or absolute directory dnl Output: $2 = the variable to set with the absolute directory @@ -576,10 +831,11 @@ AC_DEFUN([MPFR_PARSE_DIRECTORY], [ dnl Check if argument is a directory if test -d $1 ; then - dnl Get the absolute path of the directory - dnl in case of relative directory. - dnl If realpath is not a valid command, - dnl an error is produced and we keep the given path. + dnl Get the absolute path of the directory in case of relative directory + dnl with the realpath command. If the output is empty, the cause may be + dnl that this command has not been found, and we do an alternate test, + dnl the same as what autoconf does for the generated configure script to + dnl determine whether a pathname is absolute or relative. local_tmp=`realpath $1 2>/dev/null` if test "$local_tmp" != "" ; then if test -d "$local_tmp" ; then @@ -588,7 +844,15 @@ AC_DEFUN([MPFR_PARSE_DIRECTORY], $2=$1 fi else - $2=$1 + dnl The quadrigraphs @<:@, @:>@ and @:}@ produce [, ] and ) + dnl respectively (see Autoconf manual). We cannot use quoting here + dnl as the result depends on the context in which this macro is + dnl invoked! To detect that, one needs to look at every instance + dnl of the macro expansion in the generated configure script. + case $1 in + @<:@\\/@:>@* | ?:@<:@\\/@:>@* @:}@ $2=$1 ;; + *@:}@ $2="$PWD"/$1 ;; + esac fi dnl Check for space in the directory if test `echo $1|cut -d' ' -f1` != $1 ; then @@ -904,6 +1168,29 @@ BEGIN { found = 1 exit } + + if (got[23] == "000" && \ + got[22] == "000" && \ + got[21] == "000" && \ + got[20] == "124" && \ + got[19] == "064" && \ + got[18] == "157" && \ + got[17] == "235" && \ + got[16] == "301" && \ + got[15] == "000" && \ + got[14] == "000" && \ + got[13] == "000" && \ + got[12] == "000" && \ + got[11] == "000" && \ + got[10] == "000" && \ + got[9] == "000" && \ + got[8] == "000") + { + # format used on ppc64le + print "possibly double-double, little endian" + found = 1 + exit + } } } } @@ -939,9 +1226,18 @@ AH_VERBATIM([HAVE_LDOUBLE], #undef HAVE_LDOUBLE_IEEE_QUAD_BIG]) case $mpfr_cv_c_long_double_format in + "IEEE double, big endian") + AC_DEFINE(HAVE_LDOUBLE_IS_DOUBLE, 1) + ;; + "IEEE double, little endian") + AC_DEFINE(HAVE_LDOUBLE_IS_DOUBLE, 1) + ;; "IEEE extended, little endian") AC_DEFINE(HAVE_LDOUBLE_IEEE_EXT_LITTLE, 1) ;; + "IEEE extended, big endian") + AC_DEFINE(HAVE_LDOUBLE_IEEE_EXT_BIG, 1) + ;; "IEEE quad, big endian") AC_DEFINE(HAVE_LDOUBLE_IEEE_QUAD_BIG, 1) ;; @@ -952,17 +1248,22 @@ case $mpfr_cv_c_long_double_format in AC_MSG_WARN([This format is known on GCC/PowerPC platforms,]) AC_MSG_WARN([but due to GCC PR26374, we can't test further.]) AC_MSG_WARN([You can safely ignore this warning, though.]) - # Since we are not sure, we do not want to define a macro. + AC_DEFINE(HAVE_LDOUBLE_MAYBE_DOUBLE_DOUBLE, 1) + ;; + "possibly double-double, little endian") + AC_MSG_WARN([This format is known on GCC/PowerPC platforms,]) + AC_MSG_WARN([but due to GCC PR26374, we can't test further.]) + AC_MSG_WARN([You can safely ignore this warning, though.]) + AC_DEFINE(HAVE_LDOUBLE_MAYBE_DOUBLE_DOUBLE, 1) ;; unknown* | "not available") ;; *) - AC_MSG_WARN([oops, unrecognised float format: $mpfr_cv_c_long_double_format]) + AC_MSG_WARN([unrecognized long double FP format: $mpfr_cv_c_long_double_format]) ;; esac ]) - dnl MPFR_CHECK_LIBM dnl --------------- dnl Determine a math library -lm to use. @@ -991,6 +1292,18 @@ case $host in esac ]) +dnl MPFR_CHECK_LIBQUADMATH +dnl --------------- +dnl Determine a math library -lquadmath to use. +AC_DEFUN([MPFR_CHECK_LIBQUADMATH], +[AC_REQUIRE([AC_CANONICAL_HOST]) +AC_SUBST(MPFR_LIBQUADMATH,'') +case $host in + *) + AC_CHECK_LIB(quadmath, main, MPFR_LIBQUADMATH="-lquadmath") + ;; +esac +]) dnl MPFR_LD_SEARCH_PATHS_FIRST dnl -------------------------- @@ -1017,7 +1330,7 @@ dnl Needed for mpfr-longlong.h; this is currently necessary for s390. dnl dnl TODO: Replace this with a cleaner type size detection, as this dnl solution only works with gcc and assumes CHAR_BIT == 8. Probably use -dnl <stdint.h>, and <http://gcc.gnu.org/viewcvs/trunk/config/stdint.m4> +dnl <stdint.h>, and <https://gcc.gnu.org/viewcvs/gcc/trunk/config/stdint.m4> dnl as a fallback. AC_DEFUN([GMP_C_ATTRIBUTE_MODE], @@ -1094,7 +1407,8 @@ MPFR_FUNC_GMP_PRINTF_SPEC([lld], [long long int], [ MPFR_FUNC_GMP_PRINTF_SPEC([Lf], [long double], [ #include <gmp.h> - ],, + ], + [AC_DEFINE([PRINTF_L], 1, [gmp_printf can read long double])], [AC_DEFINE([NPRINTF_L], 1, [gmp_printf cannot read long double])]) MPFR_FUNC_GMP_PRINTF_SPEC([td], [ptrdiff_t], [ @@ -1104,6 +1418,161 @@ MPFR_FUNC_GMP_PRINTF_SPEC([td], [ptrdiff_t], [ #include <stddef.h> #endif #include <gmp.h> - ],, + ], + [AC_DEFINE([PRINTF_T], 1, [gmp_printf can read ptrdiff_t])], [AC_DEFINE([NPRINTF_T], 1, [gmp_printf cannot read ptrdiff_t])]) ]) + +dnl MPFR_LTO +dnl -------- +dnl To be representative, we need: +dnl * to compile a source, +dnl * to generate a library archive, +dnl * to generate a program with this archive. +AC_DEFUN([MPFR_LTO],[ +dnl Check for -flto support +CFLAGS="$CFLAGS -flto" + +AC_MSG_CHECKING([if Link Time Optimisation flag '-flto' is supported...]) +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +int main(void) { return 0; } + ]])], + [AC_MSG_RESULT(yes) + ], + [AC_MSG_RESULT(no) + AC_MSG_ERROR([Link Time Optimisation flag '-flto' is not supported.]) + ]) + +dnl Check if it works... +mpfr_compile_and_link() +{ + echo "int f(int); int f(int n) { return n; }" > conftest-f.c + echo "int f(int); int main() { return f(0); }" > conftest-m.c + echo "$CC $CFLAGS -c -o conftest-f.o conftest-f.c" >&2 + $CC $CFLAGS -c -o conftest-f.o conftest-f.c || return 1 + echo "$AR cru conftest-lib.a conftest-f.o" >&2 + $AR cru conftest-lib.a conftest-f.o || return 1 + echo "$RANLIB conftest-lib.a" >&2 + $RANLIB conftest-lib.a || return 1 + echo "$CC $CFLAGS conftest-m.c conftest-lib.a" >&2 + $CC $CFLAGS conftest-m.c conftest-lib.a || return 1 + return 0 +} + AC_MSG_CHECKING([if Link Time Optimisation works with AR=$AR]) + if mpfr_compile_and_link 2> conftest-log1.txt ; then + cat conftest-log1.txt >&AS_MESSAGE_LOG_FD + AC_MSG_RESULT(yes) + else + cat conftest-log1.txt >&AS_MESSAGE_LOG_FD + AC_MSG_RESULT(no) + AR=gcc-ar + RANLIB=gcc-ranlib + AC_MSG_CHECKING([if Link Time Optimisation works with AR=$AR]) + if mpfr_compile_and_link 2> conftest-log2.txt; then + cat conftest-log2.txt >&AS_MESSAGE_LOG_FD + AC_MSG_RESULT(yes) + else + cat conftest-log2.txt >&AS_MESSAGE_LOG_FD + AC_MSG_RESULT(no) + AC_MSG_ERROR([Link Time Optimisation is not supported (see config.log for details).]) + fi + fi +rm -f conftest* +]) + +dnl MPFR_CHECK_SHARED_CACHE +dnl ---------------------- +dnl Check if the conditions for the shared cache are met: +dnl * either pthread / C11 are available. +dnl * either constructor or once. +AC_DEFUN([MPFR_CHECK_SHARED_CACHE], [ + AC_MSG_CHECKING(if shared cache is supported) + if test "$enable_logging" = yes ; then + AC_MSG_RESULT(no) + AC_MSG_ERROR([shared cache does not work with logging support.]) +dnl because logging support disables threading support + elif test "$enable_thread_safe" != yes ; then + AC_MSG_RESULT(no) + AC_MSG_ERROR([shared cache needs thread attribute.]) + elif test "$ax_pthread_ok" != yes && "$mpfr_c11_thread_ok" != yes ; then + AC_MSG_RESULT(no) + AC_MSG_ERROR([shared cache needs pthread/C11 library.]) + else + AC_MSG_RESULT(yes) + if test "$ax_pthread_ok" = yes ; then + CFLAGS="$CFLAGS $PTHREAD_CFLAGS" + LIBS="$LIBS $PTHREAD_LIBS" + fi + fi +]) + +dnl MPFR_CHECK_CONSTRUCTOR_ATTR +dnl --------------------------- +dnl Check for constructor/destructor attributes to function. +dnl Output: Define +dnl * MPFR_HAVE_CONSTRUCTOR_ATTR C define +dnl * mpfr_have_constructor_destructor_attributes shell variable to yes +dnl if supported. +AC_DEFUN([MPFR_CHECK_CONSTRUCTOR_ATTR], [ +AC_MSG_CHECKING([for constructor and destructor attributes]) +AC_LINK_IFELSE([AC_LANG_PROGRAM([[ +#include <stdlib.h> +int x = 0; +__attribute__((constructor)) static void +call_f(void) { x = 1742; } +__attribute__((destructor)) static void +call_g(void) { x = 1448; } +]], [[ + return (x == 1742) ? 0 : 1; +]])], [AC_MSG_RESULT(yes) + mpfr_have_constructor_destructor_attributes=yes ], + [AC_MSG_RESULT(no)] +) + +if test "$mpfr_have_constructor_destructor_attributes" = "yes"; then + AC_DEFINE(MPFR_HAVE_CONSTRUCTOR_ATTR, 1, + [Define if the constructor/destructor GCC attributes are supported.]) +fi +]) + +dnl MPFR_CHECK_C11_THREAD +dnl --------------------- +dnl Check for C11 thread support +dnl Output: Define +dnl * MPFR_HAVE_C11_LOCK C define +dnl * mpfr_c11_thread_ok shell variable to yes +dnl if supported. +dnl We don't check for __STDC_NO_THREADS__ define variable but rather try to mimic our usage. +AC_DEFUN([MPFR_CHECK_C11_THREAD], [ +AC_MSG_CHECKING([for ISO C11 thread support]) +AC_LINK_IFELSE([AC_LANG_PROGRAM([[ +#include <assert.h> +#include <thread.h> + mtx_t lock; + once_flag once = ONCE_FLAG_INIT; + thrd_t thd_idx; + int x = 0; + void once_call (void) { x = 1; } +]], [[ + int err; + err = mtx_init(&lock, mtx_plain); + assert(err == thrd_success); + err = mtx_lock(&lock); + assert(err == thrd_success); + err = mtx_unlock(&lock); + assert(err == thrd_success); + mtx_destroy(&lock); + once_call(&once, once_call); + return x == 1 ? 0 : -1; +]])], [AC_MSG_RESULT(yes) + mpfr_c11_thread_ok=yes ], + [AC_MSG_RESULT(no)] +) + +if test "$mpfr_c11_thread_ok" = "yes"; then + AC_DEFINE(MPFR_HAVE_C11_LOCK, 1, + [Define if the ISO C11 Thread is supported.]) +fi +]) + + diff --git a/Build/source/libs/mpfr/mpfr-src/configure.ac b/Build/source/libs/mpfr/mpfr-src/configure.ac index 27c609394c2..3c667390b77 100644 --- a/Build/source/libs/mpfr/mpfr-src/configure.ac +++ b/Build/source/libs/mpfr/mpfr-src/configure.ac @@ -1,5 +1,8 @@ dnl Process this file with autoconf to produce a configure script. +dnl WARNING! C code starting with # (preprocessor directives) must not +dnl be indented! + AC_COPYRIGHT([ Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -23,7 +26,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., ]) dnl Add check-news when it checks for more than 15 lines -AC_INIT([MPFR],[3.1.6]) +AC_INIT([MPFR],[4.0.0]) dnl Older Automake versions than 1.13 may still be supported, but no longer dnl tested, and many things have changed in 1.13. Moreover the INSTALL file @@ -34,10 +37,15 @@ AM_MAINTAINER_MODE(enable) AC_CONFIG_MACRO_DIR([m4]) -dnl FIXME: The AC_ARG_ENABLE(decimal-float...) part does things too -dnl early, even when this option is not used. In particular, it must -dnl be put after AC_PROG_CC; another problem is that the GMP CFLAGS -dnl and CC check may modify the compiler. +dnl FIXME: Several AC_RUN_IFELSE programs can return several values +dnl (one for each format to be detected), but the Autoconf manual says: +dnl "This exit status might be that of a failed compilation, or it might +dnl be that of a failed program execution." Unfortunately, we cannot +dnl know whether a non-zero exit status comes from a failed compilation, +dnl so that the detection may be incorrect. To avoid this problem, write +dnl a test program for each possible format? Alternatively, the test +dnl program could output the result of the format detection to a file +dnl and return with the 0 exit status if it could do that successfully. test_CFLAGS=${CFLAGS+set} @@ -59,17 +67,21 @@ dnl There is still some problem with GMP's HAVE_CONFIG dnl AC_CONFIG_HEADERS([mpfrconf.h:mpfrconf.in]) dnl Extra arguments to configure + unset gmp_lib_path GMP_CFLAGS GMP_CC + AC_ARG_WITH(gmp_include, [ --with-gmp-include=DIR GMP include directory ], MPFR_PARSE_DIRECTORY(["$withval"],[withval]) CPPFLAGS="$CPPFLAGS -I$withval") + AC_ARG_WITH(gmp_lib, [ --with-gmp-lib=DIR GMP lib directory ], [ MPFR_PARSE_DIRECTORY(["$withval"],[withval]) LDFLAGS="$LDFLAGS -L$withval" gmp_lib_path="$withval" ]) + AC_ARG_WITH(gmp, [ --with-gmp=DIR GMP install directory ], [ MPFR_PARSE_DIRECTORY(["$withval"],[withval]) @@ -124,19 +136,22 @@ AC_ARG_ENABLE(gmp-internals, AC_ARG_ENABLE(assert, [ --enable-assert enable ASSERT checking [[default=no]]], [ case $enableval in - yes) AC_DEFINE([MPFR_WANT_ASSERT],1,[Want assertion]) ;; + yes) AC_DEFINE([MPFR_WANT_ASSERT],1,[Want all simple assertions]) ;; + none) AC_DEFINE([MPFR_WANT_ASSERT],-1,[Do no want any assertion]) ;; no) ;; - full) AC_DEFINE([MPFR_WANT_ASSERT],2,[Want assertion]) ;; - *) AC_MSG_ERROR([bad value for --enable-assert: yes, no or full]) ;; + full) AC_DEFINE([MPFR_WANT_ASSERT],2,[Want full assertions]) ;; + *) AC_MSG_ERROR([bad value for --enable-assert: yes, no, none or full]) ;; esac]) + AC_ARG_ENABLE(logging, [ --enable-logging enable MPFR logging (the system must support it) [[default=no]]], [ case $enableval in - yes) AC_DEFINE([MPFR_USE_LOGGING],1,[Log what MPFR does]) ;; + yes) AC_DEFINE([MPFR_USE_LOGGING],1,[Enable MPFR logging support]) ;; no) ;; *) AC_MSG_ERROR([bad value for --enable-logging: yes or no]) ;; esac]) + AC_ARG_ENABLE(thread-safe, [ --disable-thread-safe explicitly disable TLS support --enable-thread-safe build MPFR as thread safe, i.e. with TLS support @@ -146,6 +161,18 @@ AC_ARG_ENABLE(thread-safe, no) ;; *) AC_MSG_ERROR([bad value for --enable-thread-safe: yes or no]) ;; esac]) + +AC_ARG_ENABLE(shared-cache, + [ --enable-shared-cache enable use of caches shared by all threads, + for all MPFR constants. It usually makes MPFR + dependent on PTHREAD [[default=no]]], + [ case $enableval in + yes) mpfr_want_shared_cache=yes + AC_DEFINE([WANT_SHARED_CACHE],1,[Want shared cache]) ;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-shared-cache: yes or no]) ;; + esac]) + AC_ARG_ENABLE(warnings, [ --enable-warnings allow MPFR to output warnings to stderr [[default=no]]], [ case $enableval in @@ -155,9 +182,11 @@ AC_ARG_ENABLE(warnings, esac]) AC_ARG_ENABLE(tests-timeout, - [ --enable-tests-timeout=NUM enable timeout (NUM seconds) for test programs - (NUM <= 9999) [[default=no]]; if enabled, env variable - $MPFR_TESTS_TIMEOUT overrides NUM (0: no timeout).], + [ --enable-tests-timeout=NUM + [[for developers]] enable timeout for test programs + (NUM seconds, <= 9999) [[default=no]]; if this is + enabled, the environment variable $MPFR_TESTS_TIMEOUT + overrides NUM (0: no timeout)], [ case $enableval in no) ;; yes) AC_DEFINE([MPFR_TESTS_TIMEOUT], 0, [timeout limit]) ;; @@ -166,6 +195,15 @@ AC_ARG_ENABLE(tests-timeout, *) AC_MSG_ERROR([bad value for --enable-tests-timeout]) ;; esac]) +AC_ARG_ENABLE(tune-for-coverage, + [ --enable-tune-for-coverage + [[for developers]] tune MPFR for coverage tests], + [ case $enableval in + no) ;; + yes) AC_DEFINE([MPFR_TUNE_COVERAGE], 1, [tune for coverage]) ;; + *) AC_MSG_ERROR([bad value for --enable-tune-for-coverage]) ;; + esac]) + dnl dnl Setup CC and CFLAGS @@ -186,7 +224,7 @@ dnl (before we have the chance to get it from gmp.h) and does some dnl checking related to this compiler (such as dependency tracking dnl options); if the compiler changes due to __GMP_CC in gmp.h, one dnl would have incorrect settings. -dnl FIXME: Move this in aclocal ? +dnl FIXME: Move this in acinclude.m4 ? if test -z "$GMP_CC$GMP_CFLAGS" ; then AC_MSG_CHECKING(for CC and CFLAGS in gmp.h) GMP_CC=__GMP_CC @@ -194,35 +232,34 @@ if test -z "$GMP_CC$GMP_CFLAGS" ; then # /lib/cpp under Solaris doesn't support some environment variables # used by GCC, such as C_INCLUDE_PATH. If the user has set up such # environment variables, he probably wants to use them. So, let us - # prefer cpp and gcc to /lib/cpp. - for cpp in cpp gcc /lib/cpp cc c99 + # prefer cpp and gcc to /lib/cpp. However, note that this won't + # work if GCC has been installed with versioned names only (e.g. + # with cpp-5 and gcc-5). + for cpp in "cpp -P" "cpp" "gcc -P -E" "gcc -E" "/lib/cpp -P" "/lib/cpp" "cc -P -E" "cc -E" "c99 -P -E" "c99 -E" do - case $cpp in - *cpp*) ;; - *) cpp="$cpp -E" ;; - esac - echo foo > conftest.c - if $cpp $CPPFLAGS conftest.c > /dev/null 2> /dev/null ; then - # Get CC - echo "#include \"gmp.h\"" > conftest.c - echo "MPFR_OPTION __GMP_CC" >> conftest.c - GMP_CC=`$cpp $CPPFLAGS conftest.c 2> /dev/null | $EGREP MPFR_OPTION | $SED -e 's/MPFR_OPTION //g;s/ *" *//g'` - # Get CFLAGS - echo "#include \"gmp.h\"" > conftest.c - echo "MPFR_OPTION __GMP_CFLAGS" >> conftest.c - unset rmpedantic - [test "$enable_logging" = yes && rmpedantic='s/[ "]-pedantic[ "]/ /g;'] - GMP_CFLAGS=`$cpp $CPPFLAGS conftest.c 2> /dev/null | $EGREP MPFR_OPTION | $SED -e "$rmpedantic"'s/MPFR_OPTION //g;s/ *" *//g'` - break - fi + # Get CC + echo "#include \"gmp.h\"" > conftest.c + echo "MPFR_OPTION __GMP_CC" >> conftest.c + $cpp $CPPFLAGS conftest.c 2> /dev/null > conftest.txt + test $? -ne 0 && continue + GMP_CC=`$EGREP MPFR_OPTION conftest.txt | $SED -e 's/MPFR_OPTION //g;s/ *" *//g'` + # Get CFLAGS + echo "#include \"gmp.h\"" > conftest.c + echo "MPFR_OPTION __GMP_CFLAGS" >> conftest.c + unset rmpedantic + [test "$enable_logging" = yes && rmpedantic='s/[ "]-pedantic[ "]/ /g;'] + $cpp $CPPFLAGS conftest.c 2> /dev/null > conftest.txt + test $? -ne 0 && continue + GMP_CFLAGS=`$EGREP MPFR_OPTION conftest.txt | $SED -e "$rmpedantic"'s/MPFR_OPTION //g;s/ *" *//g'` + break done rm -f conftest* if test "x$GMP_CC" = "x__GMP_CC" || test "x$GMP_CFLAGS" = "x__GMP_CFLAGS" ; then - AC_MSG_RESULT(no) + AC_MSG_RESULT(failed) GMP_CFLAGS= GMP_CC= else - AC_MSG_RESULT(yes [CC=$GMP_CC CFLAGS=$GMP_CFLAGS]) + AC_MSG_RESULT([CC=$GMP_CC CFLAGS=$GMP_CFLAGS]) fi fi @@ -249,9 +286,48 @@ AC_PROG_CC AC_PROG_CPP AC_LANG(C) -dnl Support unusual archivers. +dnl AM_PROG_AR is needed so that ar-lib (wrapper for Microsoft lib.exe) +dnl gets installed by "automake -i" (if absent, "automake --warnings=all" +dnl gives a warning). AM_PROG_AR +dnl This must done before MPFR_CONFIGS. +LT_INIT(win32-dll) + +dnl Try to determine the double format +AC_MSG_CHECKING(format of `double' floating point) +AC_RUN_IFELSE([AC_LANG_PROGRAM([[ +]], [[ +union ieee_double_extract +{ + double d; + unsigned char x[8]; +} t; +t.d = 2.877939254133025759330166692961938679218292236328125; /* exact */ +if (sizeof (double) != 8) + return 0; +if (sizeof (unsigned char) != 1) + return 0; +if (t.x[0] == 1 && t.x[1] == 2 && t.x[2] == 3 && t.x[3] == 4 && + t.x[4] == 5 && t.x[5] == 6 && t.x[6] == 7 && t.x[7] == 64) + return 1; /* little endian */ +else if (t.x[7] == 1 && t.x[6] == 2 && t.x[5] == 3 && t.x[4] == 4 && + t.x[3] == 5 && t.x[2] == 6 && t.x[1] == 7 && t.x[0] == 64) + return 2; /* big endian */ +else + return 0; /* unknown */ +]])], + [mpfr_ieee_double=$?], + [mpfr_ieee_double=$?], + [mpfr_ieee_double=0]) +case "$mpfr_ieee_double" in + 1) AC_MSG_RESULT([IEEE little endian]) + AC_DEFINE(HAVE_DOUBLE_IEEE_LITTLE_ENDIAN) ;; + 2) AC_MSG_RESULT([IEEE big endian]) + AC_DEFINE(HAVE_DOUBLE_IEEE_BIG_ENDIAN) ;; + *) AC_MSG_WARN([format of `double' floating-point not recognized]) ;; +esac + dnl For GCC, _Decimal64 was introduced in GCC 4.3 for some targets dnl (note that it is not guaranteed to be available because it may dnl be disabled in the GCC build). See: @@ -262,56 +338,72 @@ dnl _Decimal64 support is broken with GCC 4.6.3 and 4.7.2 on powerpc64 dnl with the mode32 ABI, e.g. "-m32 -mpowerpc64 -mtune=970 -O3"; this dnl is detected by the x != x test below. AC_ARG_ENABLE(decimal-float, - [ --enable-decimal-float build conversion functions from/to decimal floats - (requires --with-gmp-build) [[default=no]]], + [ --disable-decimal-float explicitly disable decimal floats support + --enable-decimal-float build conversion functions from/to decimal floats + [[default=autodetect]]], [ case $enableval in - yes) AC_DEFINE([MPFR_WANT_DECIMAL_FLOATS],1, - [Build decimal float functions]) - AC_MSG_CHECKING(if compiler knows _Decimal64) - AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[_Decimal64 x;]])], - [AC_MSG_RESULT(yes) - if test "$use_gmp_build" != yes ; then - AC_MSG_ERROR([decimal float support requires --with-gmp-build]) - fi - AC_MSG_CHECKING(if _GMP_IEEE_FLOATS is defined) - AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ -#include "gmp.h" -#include "gmp-impl.h" -#ifndef _GMP_IEEE_FLOATS -#error "_GMP_IEEE_FLOATS is not defined" -#endif]])],[AC_MSG_RESULT(yes)],[AC_MSG_RESULT(no) - AC_MSG_ERROR([decimal float support requires _GMP_IEEE_FLOATS])]) - ], - [AC_MSG_RESULT(no) -AC_MSG_ERROR([Compiler doesn't know _Decimal64 (ISO/IEC TR 24732). -Please use another compiler or build MPFR without --enable-decimal-float.])] - ) - AC_MSG_CHECKING(decimal float format) - AC_RUN_IFELSE([AC_LANG_PROGRAM([[ -#include <stdlib.h> -]], [[ -volatile _Decimal64 x = 1; -union { double d; _Decimal64 d64; } y; -if (x != x) return 3; -y.d64 = 1234567890123456.0dd; -return y.d == 0.14894469406741037E-123 ? 0 : - y.d == 0.59075095508629822E-68 ? 1 : 2; -]])], [AC_MSG_RESULT(DPD) - AC_DEFINE([DPD_FORMAT],1,[])], - [case "$?" in - 1) AC_MSG_RESULT(BID) ;; - 2) AC_MSG_FAILURE(neither DPD nor BID) ;; - 3) AC_MSG_FAILURE([_Decimal64 support is broken. -Please use another compiler or build MPFR without --enable-decimal-float.]) ;; - *) AC_MSG_FAILURE(internal error) ;; - esac], - [AC_MSG_RESULT(assuming DPD) - AC_DEFINE([DPD_FORMAT],1,[])]) - ;; + yes) ;; no) ;; *) AC_MSG_ERROR([bad value for --enable-decimal-float: yes or no]) ;; esac]) +dnl GCC >= 4.3 provides __float128, but since this is not standard, +dnl the default is "autodetect" and not "yes" +AC_ARG_ENABLE(float128, + [ --disable-float128 explicitly disable __float128 support + --enable-float128 build conversion functions from/to __float128 + [[default=autodetect]]], + [ case $enableval in + yes) ;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-float128: yes or no]) ;; + esac]) + +test_libgmp=__gmpz_init + +AC_ARG_ENABLE(mini-gmp, + [ --enable-mini-gmp build MPFR with mini-gmp (experimental) [[default=no]]], + [ case $enableval in + yes) AC_DEFINE([MPFR_USE_MINI_GMP],1,[Use mini-gmp]) + # With mini-gmp, mp_limb_t is always unsigned long. + AC_COMPUTE_INT(nettle_cv_gmp_numb_bits, [(sizeof(unsigned long) * CHAR_BIT)], + [#include <limits.h>], + [AC_MSG_FAILURE([cannot find value of GMP_NUMB_BITS])]) + AC_MSG_RESULT([$nettle_cv_gmp_numb_bits bits]) + AC_DEFINE_UNQUOTED([GMP_NUMB_BITS], $nettle_cv_gmp_numb_bits, [number of bits in a limb]) + AC_DEFINE([GMP_NAIL_BITS], 0, [number of nails in a limb]) + test_libgmp=mpz_init;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-mini-gmp: yes or no]) ;; + esac]) + +AC_ARG_ENABLE(debug-prediction, + [ --enable-debug-prediction + [[for developers]] enable debug of branch prediction + (for x86 and x86-64 with GCC, static libs)], + [ case $enableval in + yes) if test "$enable_shared" != no; then + AC_MSG_ERROR([--enable-debug-prediction can only work in static mode (--disable-shared)]) + fi + AC_DEFINE([MPFR_DEBUG_PREDICTION],1, + [Enable debug of branch prediction]) ;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-debug-prediction: yes or no]) ;; + esac]) + +AC_ARG_ENABLE(lto, + [ --enable-lto build MPFR with link-time-optimization + (experimental) [[default: no]]], + [ case $enableval in + yes) if test "$enable_shared" != "no"; then + AC_MSG_ERROR([--enable-lto can only work in static mode (--disable-shared)]) + fi + enable_lto=yes + ;; + no) ;; + *) AC_MSG_ERROR([bad value for --enable-lto: yes or no]) ;; + esac]) + dnl Check if compiler is ICC, and if such a case, disable GCC dnl And add some specific flags. dnl Don't add Warnings Flags (Otherwise you'll get more than 20000 warnings). @@ -325,15 +417,22 @@ dnl the GCC variable confuses libtool. See: dnl https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=485421 dnl * If need be, the gcc predefined macros __GNUC_* can be disabled dnl thanks to the -no-gcc option. +dnl * Now use -mieee-fp instead of -mp (ICC 13 says: option '-mp' is +dnl deprecated and will be removed in a future release.). According +dnl to "icc -help", both options are equivalent; it also suggests +dnl to use -fp-model <arg> instead of -mp, but what is <arg>? Anyway +dnl -mieee-fp solves the tset_d failure due to a negative zero. This +dnl option has been introduced in ICC 9.0 for Linux (2005-06): +dnl http://www.ncsa.illinois.edu/UserInfo/Resources/Software/Intel/Compilers/9.0/C_ReleaseNotes.htm AC_MSG_CHECKING(for ICC) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #if !defined(__ICC) -# error "ICC Not Found" +# error "Not ICC" error #endif ]], [[]])],[ AC_MSG_RESULT(yes) - CFLAGS="-fp_port -mp -wd1572 -wd265 -wd186 -wd239 $CFLAGS" + CFLAGS="-fp_port -mieee-fp -wd1572 -wd265 -wd186 -wd239 $CFLAGS" ],[AC_MSG_RESULT(no)]) dnl If compiler is gcc, then use some specific flags. @@ -373,6 +472,13 @@ esac AC_C_CONST AC_C_VOLATILE +dnl Determine the endianness of integer. But since MPFR doesn't use +dnl AC_CONFIG_HEADERS, configure cannot provide such information for +dnl universal binaries containing variants with different endianness +dnl (i.e. generic code must be used). +AC_C_BIGENDIAN([AC_DEFINE(HAVE_BIG_ENDIAN)],[AC_DEFINE(HAVE_LITTLE_ENDIAN)], +[true],[true]) + MPFR_CONFIGS # (Based on GMP 5.1) @@ -409,15 +515,18 @@ dnl dnl Incidentally, libtool does generate an import library libmpfr.dll.a, dnl but it's "ar" format and cannot be used by the MS linker. There dnl doesn't seem to be any GNU tool for generating or converting to .lib. +dnl +dnl The DLL version (the number in libmpfr-*.dll.def below) must be the +dnl version of the oldest supported interface (i.e. CURRENT - AGE in +dnl src/Makefile.am). AC_SUBST(MPFR_LDFLAGS) AC_SUBST(LIBMPFR_LDFLAGS) -LT_INIT(win32-dll) case $host in *-*-cygwin* | *-*-mingw* | *-*-pw32* | *-*-os2*) AC_MSG_CHECKING(for DLL/static GMP) if test "$enable_shared" = yes; then MPFR_LDFLAGS="$MPFR_LDFLAGS -no-undefined" - LIBMPFR_LDFLAGS="$LIBMPFR_LDFLAGS -Wl,--output-def,.libs/libmpfr-4.dll.def" + LIBMPFR_LDFLAGS="$LIBMPFR_LDFLAGS -Wl,--output-def,.libs/libmpfr-6.dll.def" AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include "gmp.h" #if !__GMP_LIBGMP_DLL @@ -426,7 +535,7 @@ error #endif ]], [[]])],[AC_MSG_RESULT(DLL)],[ AC_MSG_RESULT(static) - AC_MSG_ERROR([gmp.h isn't a DLL: use --enable-static --disable-shared]) ]) + AC_MSG_ERROR([libgmp isn't provided as a DLL: use --enable-static --disable-shared]) ]) else AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include "gmp.h" @@ -436,7 +545,7 @@ error #endif ]], [[]])],[AC_MSG_RESULT(static)],[ AC_MSG_RESULT(DLL) - AC_MSG_ERROR([gmp.h is a DLL: use --disable-static --enable-shared]) ]) + AC_MSG_ERROR([libgmp is provided as a DLL: use --disable-static --enable-shared]) ]) fi ;; esac @@ -488,22 +597,26 @@ dnl We only guarantee that with a *functional* and recent enough GMP version, dnl MPFR will compile; we do not guarantee that GMP will compile. dnl In particular fat builds are broken in GMP 4.3.2 and GMP 5.0.0 dnl (at least on 64-bit Core 2 under Linux), -dnl see http://gmplib.org/list-archives/gmp-bugs/2011-August/002345.html. -AC_MSG_CHECKING(for recent GMP) -AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ +dnl see <https://gmplib.org/list-archives/gmp-bugs/2011-August/002345.html>. +if test -z "$enable_mini_gmp" ; then + AC_MSG_CHECKING(for recent GMP) + AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ #include "gmp.h" -#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 410) -# error "min GMP version is 4.1.0" +#if (__GNU_MP_VERSION*100+__GNU_MP_VERSION_MINOR*10 < 500) +# error "GMP 5.0.0 or newer is required" error #endif -]])],[AC_MSG_RESULT(yes)],[ - AC_MSG_RESULT(no) - AC_MSG_ERROR([GMP 4.1.0 min required]) + ]])],[AC_MSG_RESULT(yes)],[ + AC_MSG_RESULT(no) + AC_MSG_ERROR([GMP 5.0.0 or newer is required]) ]) +fi dnl Check if gmp.h is usable at link time; this may detect errors such as dnl with GMP 4.1, which uses "extern __inline__" unconditionally with all -dnl GCC versions, which breaks by default with GCC 5. +dnl GCC versions, which breaks by default with GCC 5 (this problem with +dnl GMP 4.1 is no longer possible as we now require GMP 5.0.0 or newer, +dnl but the same kind of problem may occur in the future). dnl Note: No linking is done against the GMP library at this time, as we dnl do not use any GMP symbol. The goal of this test is to avoid obscure dnl errors with the following gmp.h tests. @@ -512,10 +625,8 @@ AC_LINK_IFELSE([AC_LANG_PROGRAM([[ #include "gmp.h" ]],[[]])],[AC_MSG_RESULT(yes)],[ AC_MSG_RESULT(no) - AC_MSG_ERROR([There is an incompatibility between gmp.h and the compiler. -See 'config.log' for details. -Such an incompatibility is known between GMP 4.1, which uses -"extern __inline__" with all GCC versions, and GCC 5.]) + AC_MSG_ERROR([there is an incompatibility between gmp.h and the compiler. +See 'config.log' for details.]) ]) dnl Check if we can use internal header files of GMP (only --with-gmp-build) @@ -557,13 +668,12 @@ You probably need to change some of the GMP or MPFR compile options. See 'config.log' for details (search for GMP_NUMB_BITS).])], [AC_MSG_RESULT([cannot test])]) - dnl Check if we can link with GMP -AC_CHECK_LIB(gmp, __gmpz_init, [LIBS="-lgmp $LIBS"], - [AC_MSG_ERROR(libgmp not found or uses a different ABI (including static vs shared). -Please read the INSTALL file -- see "In case of problem".)]) +AC_CHECK_LIB(gmp, $test_libgmp, [LIBS="-lgmp $LIBS"], + [AC_MSG_ERROR([libgmp not found or uses a different ABI (including static vs shared). +Please read the INSTALL file -- see "In case of problem".])]) -dnl Check for corresponding 'gmp.h' and libgmp.a +dnl Check for corresponding 'gmp.h' and libgmp AC_MSG_CHECKING(if gmp.h version and libgmp version are the same) dnl We do not set LD_LIBRARY_PATH, as it is not possible to set it just dnl before the test program is run, and we do not want to affect other @@ -572,25 +682,29 @@ dnl incorrect and even have security implications. dnl WARNING! LD_RUN_PATH is not taken into account by the GNU gold ld, dnl e.g. from binutils-gold 2.22-5 under Debian; see dnl https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=660813 -saved_LD_RUN_PATH="$LD_RUN_PATH" -LD_RUN_PATH="${LD_RUN_PATH:+$LD_RUN_PATH$PATH_SEPARATOR}$gmp_lib_path" -export LD_RUN_PATH -AC_RUN_IFELSE([AC_LANG_PROGRAM([[ +if test -z "$enable_mini_gmp" ; then + saved_LD_RUN_PATH="$LD_RUN_PATH" + LD_RUN_PATH="${LD_RUN_PATH:+$LD_RUN_PATH$PATH_SEPARATOR}$gmp_lib_path" + export LD_RUN_PATH + AC_RUN_IFELSE([AC_LANG_PROGRAM([[ #include <stdio.h> #include <string.h> #include "gmp.h" -]], [[ + ]], [[ char buffer[100]; sprintf (buffer, "%d.%d.%d", __GNU_MP_VERSION, __GNU_MP_VERSION_MINOR, __GNU_MP_VERSION_PATCHLEVEL); printf ("(%s/%s) ", buffer, gmp_version); + fflush (stdout); + /* Also put information in config.log (stderr) */ + fprintf (stderr, "gmp.h: %s / libgmp: %s\n", buffer, gmp_version); if (strcmp (buffer, gmp_version) == 0) return 0; if (__GNU_MP_VERSION_PATCHLEVEL != 0) return 1; sprintf (buffer, "%d.%d", __GNU_MP_VERSION, __GNU_MP_VERSION_MINOR); return (strcmp (buffer, gmp_version) != 0) ? 1 : 0; -]])], + ]])], [AC_MSG_RESULT(yes) MPFR_CHECK_GMP MPFR_CHECK_DBL2INT_BUG @@ -613,10 +727,11 @@ AC_RUN_IFELSE([AC_LANG_PROGRAM([[ AC_MSG_WARN([Temporary LD_RUN_PATH was "$LD_RUN_PATH".]) AC_MSG_WARN([==========================================================]) ],AC_MSG_RESULT([cannot test]) -) -LD_RUN_PATH="$saved_LD_RUN_PATH" + ) + LD_RUN_PATH="$saved_LD_RUN_PATH" +fi -dnl Warning! __gmpn_rootrem is an internal GMP symbol; thus its behavior +dnl __gmpn_sbpi1_divappr_q is an internal GMP symbol; thus its behavior dnl may change or this symbol may be removed in the future (without being dnl handled by the library versioning system, which is even worse, as this dnl can mean undetected incompatibilities in case of GMP library upgrade, @@ -625,8 +740,15 @@ dnl WANT_GMP_INTERNALS is defined. Only the GMP public API should be used dnl by default, in particular by binary distributions. Moreover the check dnl below may yield an incorrect result as libtool isn't used in configure dnl (see above). -dnl Same for __gmpn_sbpi1_divappr_q. -AC_CHECK_FUNCS([__gmpn_rootrem __gmpn_sbpi1_divappr_q]) +AC_CHECK_FUNCS([__gmpn_sbpi1_divappr_q]) +dnl same for other GMP internal functions +AC_CHECK_FUNCS([__gmpn_invert_limb]) +AC_CHECK_FUNCS([__gmpn_rsblsh_n]) + +MPFR_CHECK_MP_LIMB_T_VS_LONG + +dnl The getrusage function is needed for MPFR bench (cf tools/bench) +AC_CHECK_FUNCS([getrusage]) dnl Remove also many MACROS (AC_DEFINE) which are unused by MPFR dnl and polluate (and slow down because libtool has to parse them) the build. @@ -658,7 +780,7 @@ if $EGREP -q -e '-dev$' $srcdir/VERSION; then fi dnl Output -AC_CONFIG_FILES([Makefile doc/Makefile src/Makefile tests/Makefile tune/Makefile src/mparam.h:src/mparam_h.in]) +AC_CONFIG_FILES([Makefile mpfr.pc doc/Makefile src/Makefile tests/Makefile tune/Makefile src/mparam.h:src/mparam_h.in tools/bench/Makefile]) AC_OUTPUT dnl NEWS README AUTHORS Changelog diff --git a/Build/source/libs/mpfr/mpfr-src/mpfr.pc.in b/Build/source/libs/mpfr/mpfr-src/mpfr.pc.in new file mode 100644 index 00000000000..544d8668d13 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/mpfr.pc.in @@ -0,0 +1,11 @@ +prefix=@prefix@ +exec_prefix=@exec_prefix@ +libdir=@libdir@ +includedir=@includedir@ + +Name: mpfr +URL: http://www.mpfr.org/ +Description: C library for multiple-precision floating-point computations +Version: @PACKAGE_VERSION@ +Libs: -L${libdir} -lmpfr -lgmp +Cflags: -I${includedir} diff --git a/Build/source/libs/mpfr/mpfr-src/src/Makefile.am b/Build/source/libs/mpfr/mpfr-src/src/Makefile.am index 982f2db1445..a25aba626a3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/Makefile.am +++ b/Build/source/libs/mpfr/mpfr-src/src/Makefile.am @@ -13,7 +13,8 @@ EXTRA_DIST = round_raw_generic.c jyn_asympt.c x86/core2/mparam.h \ x86/mparam.h x86_64/core2/mparam.h x86_64/pentium4/mparam.h \ ia64/mparam.h arm/mparam.h powerpc64/mparam.h sparc64/mparam.h \ generic/mparam.h amd/athlon/mparam.h amd/k8/mparam.h \ - amd/amdfam10/mparam.h powerpc32/mparam.h hppa/mparam.h + amd/amdfam10/mparam.h powerpc32/mparam.h hppa/mparam.h \ + mips/mparam.h generic/coverage/mparam.h include_HEADERS = mpfr.h mpf2mpfr.h @@ -22,8 +23,9 @@ BUILT_SOURCES = mparam.h lib_LTLIBRARIES = libmpfr.la -libmpfr_la_SOURCES = mpfr.h mpf2mpfr.h mpfr-gmp.h mpfr-impl.h mpfr-intmax.h \ -mpfr-longlong.h mpfr-thread.h exceptions.c extract.c uceil_exp2.c \ +libmpfr_la_SOURCES = mpfr.h mpf2mpfr.h mpfr-cvers.h mpfr-gmp.h \ +mpfr-impl.h mpfr-intmax.h mpfr-longlong.h mpfr-sassert.h mpfr-thread.h \ +exceptions.c extract.c uceil_exp2.c \ uceil_log2.c ufloor_log2.c add.c add1.c add_ui.c agm.c clear.c cmp.c \ cmp_abs.c cmp_si.c cmp_ui.c comparisons.c div_2exp.c div_2si.c \ div_2ui.c div.c div_ui.c dump.c eq.c exp10.c exp2.c exp3.c exp.c \ @@ -55,7 +57,10 @@ zeta_ui.c set_d64.c get_d64.c jn.c yn.c rem1.c get_patches.c add_d.c \ sub_d.c d_sub.c mul_d.c div_d.c d_div.c li2.c rec_sqrt.c min_prec.c \ buildopt.c digamma.c bernoulli.c isregular.c set_flt.c get_flt.c \ scale2.c set_z_exp.c ai.c gammaonethird.c ieee_floats.h \ -grandom.c +grandom.c fpif.c set_float128.c get_float128.c rndna.c nrandom.c \ +random_deviate.h random_deviate.c erandom.c mpfr-mini-gmp.c \ +mpfr-mini-gmp.h fmma.c log_ui.c gamma_inc.c ubf.c invert_limb.h \ +invsqrt_limb.h beta.c odd_p.c get_q.c pool.c libmpfr_la_LIBADD = @LIBOBJS@ @@ -75,7 +80,8 @@ libmpfr_la_LIBADD = @LIBOBJS@ # 2.4.x 3:x:2 # 3.0.x 4:x:0 # 3.1.x 5:x:1 -libmpfr_la_LDFLAGS = $(MPFR_LDFLAGS) $(LIBMPFR_LDFLAGS) -version-info 5:6:1 +# 4.0.x 6:x:0 +libmpfr_la_LDFLAGS = $(MPFR_LDFLAGS) $(LIBMPFR_LDFLAGS) -version-info 6:0:0 # Important note: If for some reason, srcdir is read-only at build time # (and you use objdir != srcdir), then you need to rebuild get_patches.c @@ -91,3 +97,34 @@ $(srcdir)/get_patches.c: $(top_srcdir)/PATCHES $(top_srcdir)/tools/get_patches.s # and "make clean" shouldn't remove it, just like it doesn't remove # what has been changed by "patch". #CLEANFILES = get_patches.c + +GMPC = $(top_builddir)/src/gmp.c +GMPI = $(top_builddir)/src/gmp.i + +# Check that MPFR does not use GMP internal symbols. Of course, do not run +# this rule if you use --with-gmp-build or --enable-gmp-internals. This +# test does nothing if --disable-shared has been used. +# Note: we use a temporary file $(GMPC) instead of "| $(COMPILE) -E -" +# because the latter is not supported by all compilers (at least under +# MS Windows). +check-gmp-symbols: $(LTLIBRARIES) + printf "#include <%s.h>\n" stdarg stdio gmp > $(GMPC) + $(COMPILE) -E $(GMPC) > $(GMPI) + libmpfrso=$(top_builddir)/src/.libs/libmpfr.so; \ + if [ -f "$$libmpfrso" ]; then \ + internals=`$(NM) -u "$$libmpfrso" | \ + $(SED) -n 's/^ *U \(__gmp.*\)/\1/p' | \ + while read s; \ + do \ + $(GREP) -q "$$s[ (;]" $(GMPI) || echo "$$s"; \ + done`; \ + if [ -n "$$internals" ]; then \ + echo "Internal GMP symbols:" $$internals; \ + exit 1; \ + fi; \ + fi + rm $(GMPC) $(GMPI) + +CLEANFILES = $(GMPC) $(GMPI) + +.PHONY: check-gmp-symbols diff --git a/Build/source/libs/mpfr/mpfr-src/src/abort_prec_max.c b/Build/source/libs/mpfr/mpfr-src/src/abort_prec_max.c index 85cbcae8aaf..928e7c68d9c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/abort_prec_max.c +++ b/Build/source/libs/mpfr/mpfr-src/src/abort_prec_max.c @@ -20,11 +20,10 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <stdlib.h> - #include "mpfr-impl.h" -void mpfr_abort_prec_max (void) +MPFR_COLD_FUNCTION_ATTR MPFR_NORETURN void +mpfr_abort_prec_max (void) { fprintf (stderr, "MPFR: Maximal precision overflow\n"); abort (); diff --git a/Build/source/libs/mpfr/mpfr-src/src/acos.c b/Build/source/libs/mpfr/mpfr-src/src/acos.c index 574727dca0e..7be589aea56 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/acos.c +++ b/Build/source/libs/mpfr/mpfr-src/src/acos.c @@ -75,7 +75,7 @@ mpfr_acos (mpfr_ptr acos, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } else { - if (MPFR_IS_POS_SIGN (sign)) /* acos(+1) = 0 */ + if (MPFR_IS_POS_SIGN (sign)) /* acos(+1) = +0 */ return mpfr_set_ui (acos, 0, rnd_mode); else /* acos(-1) = Pi */ return mpfr_const_pi (acos, rnd_mode); diff --git a/Build/source/libs/mpfr/mpfr-src/src/acosh.c b/Build/source/libs/mpfr/mpfr-src/src/acosh.c index a9d422548be..2377860dcd8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/acosh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/acosh.c @@ -62,7 +62,7 @@ mpfr_acosh (mpfr_ptr y, mpfr_srcptr x , mpfr_rnd_t rnd_mode) } else if (MPFR_UNLIKELY (comp == 0)) { - MPFR_SET_ZERO (y); /* acosh(1) = 0 */ + MPFR_SET_ZERO (y); /* acosh(1) = +0 */ MPFR_SET_POS (y); MPFR_RET (0); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/add.c b/Build/source/libs/mpfr/mpfr-src/src/add.c index 690f76f5c7a..0d499d67b4d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/add.c +++ b/Build/source/libs/mpfr/mpfr-src/src/add.c @@ -22,7 +22,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -int +MPFR_HOT_FUNCTION_ATTR int mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { MPFR_LOG_FUNC @@ -31,7 +31,7 @@ mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpfr_get_prec (c), mpfr_log_prec, c, rnd_mode), ("a[%Pu]=%.*Rg", mpfr_get_prec (a), mpfr_log_prec, a)); - if (MPFR_ARE_SINGULAR(b,c)) + if (MPFR_ARE_SINGULAR_OR_UBF (b, c)) { if (MPFR_IS_NAN(b) || MPFR_IS_NAN(c)) { @@ -59,7 +59,7 @@ mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_SET_SAME_SIGN(a, c); MPFR_RET(0); /* exact */ } - /* now either b or c is zero */ + /* now both b and c are finite numbers */ else if (MPFR_IS_ZERO(b)) { if (MPFR_IS_ZERO(c)) @@ -69,18 +69,32 @@ mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) except (-0) + (-0) = -0. */ MPFR_SET_SIGN(a, (rnd_mode != MPFR_RNDD ? - ((MPFR_IS_NEG(b) && MPFR_IS_NEG(c)) ? -1 : 1) : - ((MPFR_IS_POS(b) && MPFR_IS_POS(c)) ? 1 : -1))); + (MPFR_IS_NEG(b) && MPFR_IS_NEG(c) ? + MPFR_SIGN_NEG : MPFR_SIGN_POS) : + (MPFR_IS_POS(b) && MPFR_IS_POS(c) ? + MPFR_SIGN_POS : MPFR_SIGN_NEG))); MPFR_SET_ZERO(a); MPFR_RET(0); /* 0 + 0 is exact */ } return mpfr_set (a, c, rnd_mode); } - else + else if (MPFR_IS_ZERO(c)) { - MPFR_ASSERTD(MPFR_IS_ZERO(c)); return mpfr_set (a, b, rnd_mode); } + else + { + MPFR_ASSERTD (MPFR_IS_PURE_UBF (b)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (c)); + /* mpfr_sub1sp and mpfr_add1sp are not intended to support UBF, + for which optimization is less important. */ + if (MPFR_SIGN(b) != MPFR_SIGN(c)) + return mpfr_sub1 (a, b, c, rnd_mode); + else if (MPFR_UBF_EXP_LESS_P (b, c)) + return mpfr_add1 (a, c, b, rnd_mode); + else + return mpfr_add1 (a, b, c, rnd_mode); + } } MPFR_ASSERTD (MPFR_IS_PURE_FP (b)); @@ -98,10 +112,7 @@ mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { /* signs are equal, it's an addition */ if (MPFR_LIKELY(MPFR_PREC(a) == MPFR_PREC(b) && MPFR_PREC(b) == MPFR_PREC(c))) - if (MPFR_GET_EXP(b) < MPFR_GET_EXP(c)) - return mpfr_add1sp(a, c, b, rnd_mode); - else - return mpfr_add1sp(a, b, c, rnd_mode); + return mpfr_add1sp(a, b, c, rnd_mode); else if (MPFR_GET_EXP(b) < MPFR_GET_EXP(c)) return mpfr_add1(a, c, b, rnd_mode); diff --git a/Build/source/libs/mpfr/mpfr-src/src/add1.c b/Build/source/libs/mpfr/mpfr-src/src/add1.c index 7ed4fb1e7c7..c4b053dd032 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/add1.c +++ b/Build/source/libs/mpfr/mpfr-src/src/add1.c @@ -22,27 +22,39 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -/* compute sign(b) * (|b| + |c|), assuming b and c have same sign, - and are not NaN, Inf, nor zero. */ -int +/* compute sign(b) * (|b| + |c|), assuming that b and c + are not NaN, Inf, nor zero. Assumes EXP(b) >= EXP(c). +*/ +MPFR_HOT_FUNCTION_ATTR int mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { mp_limb_t *ap, *bp, *cp; mpfr_prec_t aq, bq, cq, aq2; mp_size_t an, bn, cn; - mpfr_exp_t difw, exp; + mpfr_exp_t difw, exp, diff_exp; int sh, rb, fb, inex; - mpfr_uexp_t diff_exp; MPFR_TMP_DECL(marker); - MPFR_ASSERTD(MPFR_IS_PURE_FP(b)); - MPFR_ASSERTD(MPFR_IS_PURE_FP(c)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (b)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (c)); + MPFR_ASSERTD (! MPFR_UBF_EXP_LESS_P (b, c)); + + if (MPFR_UNLIKELY (MPFR_IS_UBF (b))) + { + exp = mpfr_ubf_zexp2exp (MPFR_ZEXP (b)); + if (exp > __gmpfr_emax) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN (b));; + } + else + exp = MPFR_GET_EXP (b); + + MPFR_ASSERTD (exp <= __gmpfr_emax); MPFR_TMP_MARK(marker); - aq = MPFR_PREC(a); - bq = MPFR_PREC(b); - cq = MPFR_PREC(c); + aq = MPFR_GET_PREC (a); + bq = MPFR_GET_PREC (b); + cq = MPFR_GET_PREC (c); an = MPFR_PREC2LIMBS (aq); /* number of limbs of a */ aq2 = (mpfr_prec_t) an * GMP_NUMB_BITS; @@ -62,19 +74,24 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if (ap == cp) { cp = bp; } } - else if (MPFR_UNLIKELY(ap == cp)) + else if (ap == cp) { cp = MPFR_TMP_LIMBS_ALLOC (cn); MPN_COPY(cp, ap, cn); } - exp = MPFR_GET_EXP (b); MPFR_SET_SAME_SIGN(a, b); MPFR_UPDATE2_RND_MODE(rnd_mode, MPFR_SIGN(b)); - /* now rnd_mode is either MPFR_RNDN, MPFR_RNDZ or MPFR_RNDA */ - /* Note: exponents can be negative, but the unsigned subtraction is - a modular subtraction, so that one gets the correct result. */ - diff_exp = (mpfr_uexp_t) exp - MPFR_GET_EXP(c); + /* now rnd_mode is either MPFR_RNDN, MPFR_RNDZ, MPFR_RNDA or MPFR_RNDF. */ + if (MPFR_UNLIKELY (MPFR_IS_UBF (c))) + { + MPFR_STAT_STATIC_ASSERT (MPFR_EXP_MAX > MPFR_PREC_MAX); + diff_exp = mpfr_ubf_diff_exp (b, c); + } + else + diff_exp = exp - MPFR_GET_EXP (c); + + MPFR_ASSERTD (diff_exp >= 0); /* * 1. Compute the significant part A', the non-significant bits of A @@ -153,7 +170,7 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPN_COPY(a2p - difn, cp + (cn - difn), difn); /* add b to a */ - cc = MPFR_UNLIKELY(an > bn) + cc = an > bn ? mpn_add_n(ap + (an - bn), ap + (an - bn), bp, bn) : mpn_add_n(ap, ap, bp + (bn - an), an); @@ -185,7 +202,7 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } /* cc */ } /* aq2 > diff_exp */ - /* non-significant bits of a */ + /* zero the non-significant bits of a */ if (MPFR_LIKELY(rb < 0 && sh)) { mp_limb_t mask, bb; @@ -207,7 +224,11 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } } - /* determine rounding and sticky bits (and possible carry) */ + /* Determine rounding and sticky bits (and possible carry). + In faithful rounding, we may stop two bits after ulp(a): + the approximation is regarded as the number formed by a, + the rounding bit rb and an additional bit fb; and the + corresponding error is < 1/2 ulp of the unrounded result. */ difw = (mpfr_exp_t) an - (mpfr_exp_t) (diff_exp / GMP_NUMB_BITS); /* difw is the number of limbs from b (regarded as having an infinite @@ -234,12 +255,13 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_ASSERTD(fb != 0); if (fb > 0) { - if (bb != MP_LIMB_T_MAX) - { - fb = 1; /* c hasn't been taken into account - ==> sticky bit != 0 */ - goto rounding; - } + /* Note: Here, we can round to nearest, but the loop may still + be necessary to determine whether there is a carry from c, + which will have an effect on the ternary value. However, in + faithful rounding, we do not have to determine the ternary + value, so that we can end the loop here. */ + if (bb != MPFR_LIMB_MAX || rnd_mode == MPFR_RNDF) + goto rounding; } else /* fb not initialized yet */ { @@ -249,7 +271,7 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) bb |= MPFR_LIMB_HIGHBIT; } fb = 1; - if (bb != MP_LIMB_T_MAX) + if (bb != MPFR_LIMB_MAX) goto rounding; } @@ -318,10 +340,16 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } fb = bb != 0; - if (fb && bb != MP_LIMB_T_MAX) + if (fb && bb != MPFR_LIMB_MAX) goto rounding; } /* fb < 0 */ + /* At least two bits after ulp(a) have been read, which is + sufficient for faithful rounding, as we do not need to + determine on which side of a breakpoint the result is. */ + if (rnd_mode == MPFR_RNDF) + goto rounding; + while (bk > 0) { mp_limb_t bb, cc; @@ -368,7 +396,7 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) fb = 1; goto rounding; } - if (fb && bb != MP_LIMB_T_MAX) + if (fb && bb != MPFR_LIMB_MAX) goto rounding; } /* while */ @@ -406,7 +434,7 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } fb = bb != 0; } /* fb < 0 */ - if (fb) + if (fb || rnd_mode == MPFR_RNDF) goto rounding; while (bk) { @@ -458,6 +486,11 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) rb = cc >> (GMP_NUMB_BITS - 1); cc &= ~MPFR_LIMB_HIGHBIT; } + if (cc == 0 && rnd_mode == MPFR_RNDF) + { + fb = 0; + goto rounding; + } while (cc == 0) { if (ck == 0) @@ -473,8 +506,8 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } /* fb != 1 */ rounding: - /* rnd_mode should be one of MPFR_RNDN, MPFR_RNDZ or MPFR_RNDA */ - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + /* rnd_mode should be one of MPFR_RNDN, MPFR_RNDF, MPFR_RNDZ or MPFR_RNDA */ + if (MPFR_LIKELY(rnd_mode == MPFR_RNDN || rnd_mode == MPFR_RNDF)) { if (fb == 0) { @@ -530,6 +563,15 @@ mpfr_add1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } set_exponent: + if (MPFR_UNLIKELY (exp < __gmpfr_emin)) /* possible if b and c are UBF's */ + { + if (rnd_mode == MPFR_RNDN && + (exp < __gmpfr_emin - 1 || + (inex >= 0 && mpfr_powerof2_raw (a)))) + rnd_mode = MPFR_RNDZ; + inex = mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + goto end_of_add; + } MPFR_SET_EXP (a, exp); end_of_add: diff --git a/Build/source/libs/mpfr/mpfr-src/src/add1sp.c b/Build/source/libs/mpfr/mpfr-src/src/add1sp.c index 2ffb9a002fc..3dee9df791e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/add1sp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/add1sp.c @@ -25,15 +25,20 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" /* Check if we have to check the result of mpfr_add1sp with mpfr_add1 */ -#ifdef MPFR_WANT_ASSERT -# if MPFR_WANT_ASSERT >= 2 +#if MPFR_WANT_ASSERT >= 2 -int mpfr_add1sp2 (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +int mpfr_add1sp_ref (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); int mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { - mpfr_t tmpa, tmpb, tmpc; + mpfr_t tmpa, tmpb, tmpc, tmpd; + mpfr_flags_t old_flags, flags, flags2; int inexb, inexc, inexact, inexact2; + if (rnd_mode == MPFR_RNDF) + return mpfr_add1sp_ref (a, b, c, rnd_mode); + + old_flags = __gmpfr_flags; + mpfr_init2 (tmpa, MPFR_PREC (a)); mpfr_init2 (tmpb, MPFR_PREC (b)); mpfr_init2 (tmpc, MPFR_PREC (c)); @@ -44,10 +49,26 @@ int mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) inexc = mpfr_set (tmpc, c, MPFR_RNDN); MPFR_ASSERTN (inexc == 0); - inexact2 = mpfr_add1 (tmpa, tmpb, tmpc, rnd_mode); - inexact = mpfr_add1sp2 (a, b, c, rnd_mode); + MPFR_ASSERTN (__gmpfr_flags == old_flags); + + if (MPFR_GET_EXP (tmpb) < MPFR_GET_EXP (tmpc)) + { + /* The sign for the result will be taken from the second argument + (= first input value, which is tmpb). */ + MPFR_ALIAS (tmpd, tmpc, MPFR_SIGN (tmpb), MPFR_EXP (tmpc)); + inexact2 = mpfr_add1 (tmpa, tmpd, tmpb, rnd_mode); + } + else + { + inexact2 = mpfr_add1 (tmpa, tmpb, tmpc, rnd_mode); + } + flags2 = __gmpfr_flags; + + __gmpfr_flags = old_flags; + inexact = mpfr_add1sp_ref (a, b, c, rnd_mode); + flags = __gmpfr_flags; - if (mpfr_cmp (tmpa, a) || inexact != inexact2) + if (! mpfr_equal_p (tmpa, a) || inexact != inexact2 || flags != flags2) { fprintf (stderr, "add1 & add1sp return different values for %s\n" "Prec_a = %lu, Prec_b = %lu, Prec_c = %lu\nB = ", @@ -55,37 +76,549 @@ int mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) (unsigned long) MPFR_PREC (a), (unsigned long) MPFR_PREC (b), (unsigned long) MPFR_PREC (c)); - mpfr_fprint_binary (stderr, tmpb); - fprintf (stderr, "\nC = "); - mpfr_fprint_binary (stderr, tmpc); - fprintf (stderr, "\n\nadd1 : "); - mpfr_fprint_binary (stderr, tmpa); - fprintf (stderr, "\nadd1sp: "); - mpfr_fprint_binary (stderr, a); - fprintf (stderr, "\nInexact sp = %d | Inexact = %d\n", - inexact, inexact2); + mpfr_fdump (stderr, tmpb); + fprintf (stderr, "C = "); + mpfr_fdump (stderr, tmpc); + fprintf (stderr, "\nadd1 : "); + mpfr_fdump (stderr, tmpa); + fprintf (stderr, "add1sp: "); + mpfr_fdump (stderr, a); + fprintf (stderr, "Inexact sp = %d | Inexact = %d\n" + "Flags sp = %u | Flags = %u\n", + inexact, inexact2, flags, flags2); MPFR_ASSERTN (0); } mpfr_clears (tmpa, tmpb, tmpc, (mpfr_ptr) 0); return inexact; } -# define mpfr_add1sp mpfr_add1sp2 -# endif -#endif +# define mpfr_add1sp mpfr_add1sp_ref +#endif /* MPFR_WANT_ASSERT >= 2 */ -/* Debugging support */ -#ifdef DEBUG -# undef DEBUG -# define DEBUG(x) (x) -#else -# define DEBUG(x) /**/ -#endif +#if !defined(MPFR_GENERIC_ABI) + +/* same as mpfr_add1sp, but for p < GMP_NUMB_BITS */ +static int +mpfr_add1sp1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t sh = GMP_NUMB_BITS - p; + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a0; /* to store the result */ + mp_limb_t mask; + mpfr_uexp_t d; + + MPFR_ASSERTD(p < GMP_NUMB_BITS); + + if (bx == cx) + { + /* The following line is probably better than + a0 = MPFR_LIMB_HIGHBIT | ((bp[0] + cp[0]) >> 1); + as it has less dependency and doesn't need a long constant on some + processors. On ARM, it can also probably benefit from shift-and-op + in a better way. Timings cannot be conclusive. */ + a0 = (bp[0] >> 1) + (cp[0] >> 1); + bx ++; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + ap[0] = a0 ^ rb; + sb = 0; /* since b + c fits on p+1 bits, the sticky bit is zero */ + } + else if (bx > cx) + { + BGreater1: + d = (mpfr_uexp_t) bx - cx; + mask = MPFR_LIMB_MASK(sh); + /* TODO: Should the case d < sh be removed, i.e. seen as a particular + case of d < GMP_NUMB_BITS? This case would do a bit more operations + but a test would be removed, avoiding pipeline stall issues. */ + if (d < sh) + { + /* we can shift c by d bits to the right without losing any bit, + moreover we can shift one more if there is an exponent increase */ + a0 = bp[0] + (cp[0] >> d); + if (a0 < bp[0]) /* carry */ + { + MPFR_ASSERTD ((a0 & 1) == 0); + a0 = MPFR_LIMB_HIGHBIT | (a0 >> 1); + bx ++; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb = (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < GMP_NUMB_BITS) /* sh <= d < GMP_NUMB_BITS */ + { + sb = cp[0] << (GMP_NUMB_BITS - d); /* bits from cp[-1] after shift */ + a0 = bp[0] + (cp[0] >> d); + if (a0 < bp[0]) /* carry */ + { + sb |= a0 & 1; + a0 = MPFR_LIMB_HIGHBIT | (a0 >> 1); + bx ++; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else /* d >= GMP_NUMB_BITS */ + { + ap[0] = bp[0]; + rb = 0; /* since p < GMP_NUMB_BITS */ + sb = 1; /* since c <> 0 */ + } + } + else /* bx < cx: swap b and c */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + goto BGreater1; + } + + /* Note: we could keep the output significand in a0 for the rounding, + and only store it in ap[0] at the very end, but this seems slower + on average (but better for the worst case). */ + + /* now perform rounding */ + if (MPFR_UNLIKELY(bx > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET(0); + else if (rnd_mode == MPFR_RNDN) + { + /* the condition below should be rb == 0 || (rb != 0 && ...), but this + is equivalent to rb == 0 || (...) */ + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + if (MPFR_UNLIKELY(ap[0] == 0)) + { + ap[0] = MPFR_LIMB_HIGHBIT; + /* no need to have MPFR_LIKELY here, since we are in a rare branch */ + if (bx + 1 <= __gmpfr_emax) + MPFR_SET_EXP (a, bx + 1); + else /* overflow */ + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + } + MPFR_RET(MPFR_SIGN(a)); + } +} -/* compute sign(b) * (|b| + |c|) +/* same as mpfr_add1sp, but for p = GMP_NUMB_BITS */ +static int +mpfr_add1sp1n (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a0; /* to store the result */ + mpfr_uexp_t d; + + MPFR_ASSERTD(MPFR_PREC (a) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC (b) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC (c) == GMP_NUMB_BITS); + + if (bx == cx) + { + a0 = bp[0] + cp[0]; + rb = a0 & MPFR_LIMB_ONE; + ap[0] = MPFR_LIMB_HIGHBIT | (a0 >> 1); + bx ++; + sb = 0; /* since b + c fits on p+1 bits, the sticky bit is zero */ + } + else if (bx > cx) + { + BGreater1: + d = (mpfr_uexp_t) bx - cx; + if (d < GMP_NUMB_BITS) /* 1 <= d < GMP_NUMB_BITS */ + { + a0 = bp[0] + (cp[0] >> d); + sb = cp[0] << (GMP_NUMB_BITS - d); /* bits from cp[-1] after shift */ + if (a0 < bp[0]) /* carry */ + { + ap[0] = MPFR_LIMB_HIGHBIT | (a0 >> 1); + rb = a0 & 1; + bx ++; + } + else /* no carry */ + { + ap[0] = a0; + rb = sb & MPFR_LIMB_HIGHBIT; + sb &= ~MPFR_LIMB_HIGHBIT; + } + } + else /* d >= GMP_NUMB_BITS */ + { + sb = d != GMP_NUMB_BITS || cp[0] != MPFR_LIMB_HIGHBIT; + ap[0] = bp[0]; + rb = d == GMP_NUMB_BITS; + } + } + else /* bx < cx: swap b and c */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + goto BGreater1; + } + + /* Note: we could keep the output significand in a0 for the rounding, + and only store it in ap[0] at the very end, but this seems slower + on average (but better for the worst case). */ + + /* now perform rounding */ + if (MPFR_UNLIKELY(bx > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET(0); + else if (rnd_mode == MPFR_RNDN) + { + /* the condition below should be rb == 0 || (rb != 0 && ...), but this + is equivalent to rb == 0 || (...) */ + if (rb == 0 || (sb == 0 && (ap[0] & MPFR_LIMB_ONE) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE; + if (MPFR_UNLIKELY(ap[0] == 0)) + { + ap[0] = MPFR_LIMB_HIGHBIT; + /* no need to have MPFR_LIKELY here, since we are in a rare branch */ + if (bx + 1 <= __gmpfr_emax) + MPFR_SET_EXP (a, bx + 1); + else /* overflow */ + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* same as mpfr_add1sp, but for GMP_NUMB_BITS < p < 2*GMP_NUMB_BITS */ +static int +mpfr_add1sp2 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t sh = 2*GMP_NUMB_BITS - p; + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a1, a0; + mp_limb_t mask; + mpfr_uexp_t d; + + MPFR_ASSERTD(GMP_NUMB_BITS < p && p < 2 * GMP_NUMB_BITS); + + if (bx == cx) + { + /* since bp[1], cp[1] >= MPFR_LIMB_HIGHBIT, a carry always occurs */ + a0 = bp[0] + cp[0]; + a1 = bp[1] + cp[1] + (a0 < bp[0]); + a0 = (a0 >> 1) | (a1 << (GMP_NUMB_BITS - 1)); + bx ++; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + ap[1] = MPFR_LIMB_HIGHBIT | (a1 >> 1); + ap[0] = a0 ^ rb; + sb = 0; /* since b + c fits on p+1 bits, the sticky bit is zero */ + } + else if (bx > cx) + { + BGreater2: + d = (mpfr_uexp_t) bx - cx; + mask = MPFR_LIMB_MASK(sh); + if (d < GMP_NUMB_BITS) /* 0 < d < GMP_NUMB_BITS */ + { + sb = cp[0] << (GMP_NUMB_BITS - d); /* bits from cp[-1] after shift */ + a0 = bp[0] + ((cp[1] << (GMP_NUMB_BITS - d)) | (cp[0] >> d)); + a1 = bp[1] + (cp[1] >> d) + (a0 < bp[0]); + if (a1 < bp[1]) /* carry in high word */ + { + exponent_shift: + sb |= a0 & 1; + /* shift a by 1 */ + a0 = (a1 << (GMP_NUMB_BITS - 1)) | (a0 >> 1); + ap[1] = MPFR_LIMB_HIGHBIT | (a1 >> 1); + bx ++; + } + else + ap[1] = a1; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < 2*GMP_NUMB_BITS) /* GMP_NUMB_BITS <= d < 2*GMP_NUMB_BITS */ + { + sb = (d == GMP_NUMB_BITS) ? cp[0] + : cp[0] | (cp[1] << (2*GMP_NUMB_BITS-d)); + a0 = bp[0] + (cp[1] >> (d - GMP_NUMB_BITS)); + a1 = bp[1] + (a0 < bp[0]); + if (a1 == 0) + goto exponent_shift; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + ap[1] = a1; + } + else /* d >= 2*GMP_NUMB_BITS */ + { + ap[0] = bp[0]; + ap[1] = bp[1]; + rb = 0; /* since p < 2*GMP_NUMB_BITS */ + sb = 1; /* since c <> 0 */ + } + } + else /* bx < cx: swap b and c */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + goto BGreater2; + } + + /* now perform rounding */ + if (MPFR_UNLIKELY(bx > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET(0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + if (MPFR_UNLIKELY(ap[1] == 0)) + { + ap[1] = MPFR_LIMB_HIGHBIT; + /* no need to have MPFR_LIKELY here, since we are in a rare branch */ + if (bx + 1 <= __gmpfr_emax) + MPFR_SET_EXP (a, bx + 1); + else /* overflow */ + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* same as mpfr_add1sp, but for 2*GMP_NUMB_BITS < p < 3*GMP_NUMB_BITS */ +static int +mpfr_add1sp3 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t sh = 3*GMP_NUMB_BITS - p; + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a2, a1, a0; + mp_limb_t mask; + mpfr_uexp_t d; + + MPFR_ASSERTD(2 * GMP_NUMB_BITS < p && p < 3 * GMP_NUMB_BITS); + + if (bx == cx) + { + /* since bp[2], cp[2] >= MPFR_LIMB_HIGHBIT, a carry always occurs */ + a0 = bp[0] + cp[0]; + a1 = bp[1] + cp[1] + (a0 < bp[0]); + a2 = bp[2] + cp[2] + (a1 < bp[1] || (a1 == bp[1] && a0 < bp[0])); + /* since p < 3 * GMP_NUMB_BITS, we lose no bit in a0 >> 1 */ + a0 = (a1 << (GMP_NUMB_BITS - 1)) | (a0 >> 1); + bx ++; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + ap[2] = MPFR_LIMB_HIGHBIT | (a2 >> 1); + ap[1] = (a2 << (GMP_NUMB_BITS - 1)) | (a1 >> 1); + ap[0] = a0 ^ rb; + sb = 0; /* since b + c fits on p+1 bits, the sticky bit is zero */ + } + else if (bx > cx) + { + BGreater2: + d = (mpfr_uexp_t) bx - cx; + mask = MPFR_LIMB_MASK(sh); + if (d < GMP_NUMB_BITS) /* 0 < d < GMP_NUMB_BITS */ + { + mp_limb_t cy; + sb = cp[0] << (GMP_NUMB_BITS - d); /* bits from cp[-1] after shift */ + a0 = bp[0] + ((cp[1] << (GMP_NUMB_BITS - d)) | (cp[0] >> d)); + a1 = bp[1] + ((cp[2] << (GMP_NUMB_BITS - d)) | (cp[1] >> d)) + + (a0 < bp[0]); + cy = a1 < bp[1] || (a1 == bp[1] && a0 < bp[0]); /* carry in a1 */ + a2 = bp[2] + (cp[2] >> d) + cy; + if (a2 < bp[2] || (a2 == bp[2] && cy)) /* carry in high word */ + { + exponent_shift: + sb |= a0 & 1; + /* shift a by 1 */ + a0 = (a1 << (GMP_NUMB_BITS - 1)) | (a0 >> 1); + ap[1] = (a2 << (GMP_NUMB_BITS - 1)) | (a1 >> 1); + ap[2] = MPFR_LIMB_HIGHBIT | (a2 >> 1); + bx ++; + } + else + { + ap[1] = a1; + ap[2] = a2; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < 2*GMP_NUMB_BITS) /* GMP_NUMB_BITS <= d < 2*GMP_NUMB_BITS */ + { + mp_limb_t c0shifted; + sb = (d == GMP_NUMB_BITS) ? cp[0] + : (cp[1] << (2*GMP_NUMB_BITS - d)) | cp[0]; + c0shifted = (d == GMP_NUMB_BITS) ? cp[1] + : (cp[2] << (2*GMP_NUMB_BITS-d)) | (cp[1] >> (d - GMP_NUMB_BITS)); + a0 = bp[0] + c0shifted; + a1 = bp[1] + (cp[2] >> (d - GMP_NUMB_BITS)) + (a0 < bp[0]); + /* if a1 < bp[1], there was a carry in the above addition, + or when a1 = bp[1] and one of the added terms is nonzero + (the sum of cp[2] >> (d - GMP_NUMB_BITS) and a0 < bp[0] + is at most 2^GMP_NUMB_BITS-d) */ + a2 = bp[2] + ((a1 < bp[1]) || (a1 == bp[1] && a0 < bp[0])); + if (a2 == 0) + goto exponent_shift; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + ap[1] = a1; + ap[2] = a2; + } + else if (d < 3*GMP_NUMB_BITS) /* 2*GMP_NUMB_BITS<=d<3*GMP_NUMB_BITS */ + { + MPFR_ASSERTD (2*GMP_NUMB_BITS <= d && d < 3*GMP_NUMB_BITS); + sb = (d == 2*GMP_NUMB_BITS ? 0 : cp[2] << (3*GMP_NUMB_BITS - d)) + | cp[1] | cp[0]; + a0 = bp[0] + (cp[2] >> (d - 2*GMP_NUMB_BITS)); + a1 = bp[1] + (a0 < bp[0]); + a2 = bp[2] + (a1 < bp[1]); + if (a2 == 0) + goto exponent_shift; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + ap[1] = a1; + ap[2] = a2; + } + else /* d >= 2*GMP_NUMB_BITS */ + { + ap[0] = bp[0]; + ap[1] = bp[1]; + ap[2] = bp[2]; + rb = 0; /* since p < 3*GMP_NUMB_BITS */ + sb = 1; /* since c <> 0 */ + } + } + else /* bx < cx: swap b and c */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + goto BGreater2; + } + + /* now perform rounding */ + if (MPFR_UNLIKELY(bx > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET(0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + ap[2] += (ap[1] == 0 && ap[0] == 0); + if (MPFR_UNLIKELY(ap[2] == 0)) + { + ap[2] = MPFR_LIMB_HIGHBIT; + /* no need to have MPFR_LIKELY here, since we are in a rare branch */ + if (bx + 1 <= __gmpfr_emax) + MPFR_SET_EXP (a, bx + 1); + else /* overflow */ + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) */ + +/* compute sign(b) * (|b| + |c|). Returns 0 iff result is exact, a negative value when the result is less than the exact value, a positive value otherwise. */ -int +MPFR_HOT_FUNCTION_ATTR int mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { mpfr_uexp_t d; @@ -96,6 +629,7 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpfr_exp_t bx; mp_limb_t limb; int inexact; + int neg; MPFR_TMP_DECL(marker); MPFR_TMP_MARK(marker); @@ -103,59 +637,101 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_ASSERTD(MPFR_PREC(a) == MPFR_PREC(b) && MPFR_PREC(b) == MPFR_PREC(c)); MPFR_ASSERTD(MPFR_IS_PURE_FP(b)); MPFR_ASSERTD(MPFR_IS_PURE_FP(c)); - MPFR_ASSERTD(MPFR_GET_EXP(b) >= MPFR_GET_EXP(c)); + + MPFR_SET_SAME_SIGN (a, b); /* Read prec and num of limbs */ - p = MPFR_PREC(b); + p = MPFR_GET_PREC (b); + +#if !defined(MPFR_GENERIC_ABI) + if (p < GMP_NUMB_BITS) + return mpfr_add1sp1 (a, b, c, rnd_mode, p); + + if (GMP_NUMB_BITS < p && p < 2 * GMP_NUMB_BITS) + return mpfr_add1sp2 (a, b, c, rnd_mode, p); + + /* we put this test after the mpfr_add1sp2() call, to avoid slowing down + the more frequent case GMP_NUMB_BITS < p < 2 * GMP_NUMB_BITS */ + if (p == GMP_NUMB_BITS) + return mpfr_add1sp1n (a, b, c, rnd_mode); + + if (2 * GMP_NUMB_BITS < p && p < 3 * GMP_NUMB_BITS) + return mpfr_add1sp3 (a, b, c, rnd_mode, p); +#endif + + /* We need to get the sign before the possible exchange. */ + neg = MPFR_IS_NEG (b); + + bx = MPFR_GET_EXP(b); + if (bx < MPFR_GET_EXP(c)) + { + mpfr_srcptr t = b; + bx = MPFR_GET_EXP(c); + b = c; + c = t; + } + MPFR_ASSERTD(bx >= MPFR_GET_EXP(c)); + n = MPFR_PREC2LIMBS (p); MPFR_UNSIGNED_MINUS_MODULO(sh, p); - bx = MPFR_GET_EXP(b); d = (mpfr_uexp_t) (bx - MPFR_GET_EXP(c)); - DEBUG (printf ("New add1sp with diff=%lu\n", (unsigned long) d)); + /* printf ("New add1sp with diff=%lu\n", (unsigned long) d); */ - if (MPFR_UNLIKELY(d == 0)) + if (d == 0) { /* d==0 */ - DEBUG( mpfr_print_mant_binary("C= ", MPFR_MANT(c), p) ); - DEBUG( mpfr_print_mant_binary("B= ", MPFR_MANT(b), p) ); + /* mpfr_print_mant_binary("C= ", MPFR_MANT(c), p); */ + /* mpfr_print_mant_binary("B= ", MPFR_MANT(b), p); */ bx++; /* exp + 1 */ ap = MPFR_MANT(a); - limb = mpn_add_n(ap, MPFR_MANT(b), MPFR_MANT(c), n); - DEBUG( mpfr_print_mant_binary("A= ", ap, p) ); + limb = mpn_add_n (ap, MPFR_MANT(b), MPFR_MANT(c), n); + /* mpfr_print_mant_binary("A= ", ap, p); */ MPFR_ASSERTD(limb != 0); /* There must be a carry */ limb = ap[0]; /* Get LSB (In fact, LSW) */ - mpn_rshift(ap, ap, n, 1); /* Shift mantissa A */ + mpn_rshift (ap, ap, n, 1); /* Shift mantissa A */ ap[n-1] |= MPFR_LIMB_HIGHBIT; /* Set MSB */ ap[0] &= ~MPFR_LIMB_MASK(sh); /* Clear LSB bit */ - if (MPFR_LIKELY((limb&(MPFR_LIMB_ONE<<sh)) == 0)) /* Check exact case */ + + + /* Fast track for faithful rounding: since b and c have the same + precision and the same exponent, the neglected value is either + 0 or 1/2 ulp(a), thus returning a is fine. */ + if (rnd_mode == MPFR_RNDF) { inexact = 0; goto set_exponent; } + + if ((limb & (MPFR_LIMB_ONE << sh)) == 0) /* Check exact case */ + { inexact = 0; goto set_exponent; } + /* Zero: Truncate Nearest: Even Rule => truncate or add 1 Away: Add 1 */ - if (MPFR_LIKELY(rnd_mode==MPFR_RNDN)) + if (MPFR_LIKELY (rnd_mode == MPFR_RNDN)) { - if (MPFR_LIKELY((ap[0]&(MPFR_LIMB_ONE<<sh))==0)) + if ((ap[0] & (MPFR_LIMB_ONE << sh)) == 0) { inexact = -1; goto set_exponent; } else goto add_one_ulp; } - MPFR_UPDATE_RND_MODE(rnd_mode, MPFR_IS_NEG(b)); - if (rnd_mode==MPFR_RNDZ) + MPFR_UPDATE_RND_MODE(rnd_mode, neg); + if (rnd_mode == MPFR_RNDZ) { inexact = -1; goto set_exponent; } else goto add_one_ulp; } else if (MPFR_UNLIKELY (d >= p)) { + /* fast track for RNDF */ + if (MPFR_LIKELY(rnd_mode == MPFR_RNDF)) + goto copy_set_exponent; + if (MPFR_LIKELY (d > p)) { /* d > p : Copy B in A */ /* Away: Add 1 Nearest: Trunc Zero: Trunc */ - if (MPFR_LIKELY (rnd_mode==MPFR_RNDN - || MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG (b)))) + if (rnd_mode == MPFR_RNDN || MPFR_IS_LIKE_RNDZ (rnd_mode, neg)) { copy_set_exponent: ap = MPFR_MANT (a); @@ -174,34 +750,34 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else { /* d==p : Copy B in A */ - /* Away: Add 1 - Nearest: Even Rule if C is a power of 2, else Add 1 - Zero: Trunc */ - if (MPFR_LIKELY(rnd_mode==MPFR_RNDN)) + /* Away: Add 1 + Nearest: Even Rule if C is a power of 2, else Add 1 + Zero: Trunc */ + if (rnd_mode == MPFR_RNDN) { /* Check if C was a power of 2 */ cp = MPFR_MANT(c); - if (MPFR_UNLIKELY(cp[n-1] == MPFR_LIMB_HIGHBIT)) + if (MPFR_UNLIKELY (cp[n-1] == MPFR_LIMB_HIGHBIT)) { mp_size_t k = n-1; - do { + do k--; - } while (k>=0 && cp[k]==0); - if (MPFR_UNLIKELY(k<0)) + while (k >= 0 && cp[k] == 0); + if (MPFR_UNLIKELY (k < 0)) /* Power of 2: Even rule */ - if ((MPFR_MANT (b)[0]&(MPFR_LIMB_ONE<<sh))==0) + if (((MPFR_MANT (b))[0] & (MPFR_LIMB_ONE << sh)) == 0) goto copy_set_exponent; } /* Not a Power of 2 */ goto copy_add_one_ulp; } - else if (MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG (b))) + else if (MPFR_IS_LIKE_RNDZ (rnd_mode, neg)) goto copy_set_exponent; else goto copy_add_one_ulp; } } - else + else /* 0 < d < p */ { mp_limb_t mask; mp_limb_t bcp, bcp1; /* Cp and C'p+1 */ @@ -216,10 +792,10 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) dm = d % GMP_NUMB_BITS; m = d / GMP_NUMB_BITS; - if (MPFR_UNLIKELY(dm == 0)) + if (MPFR_UNLIKELY (dm == 0)) { /* dm = 0 and m > 0: Just copy */ - MPFR_ASSERTD(m!=0); + MPFR_ASSERTD (m != 0); MPN_COPY(cp, MPFR_MANT(c)+m, n-m); MPN_ZERO(cp+n-m, m); } @@ -237,34 +813,44 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } } - DEBUG( mpfr_print_mant_binary("Before", MPFR_MANT(c), p) ); - DEBUG( mpfr_print_mant_binary("B= ", MPFR_MANT(b), p) ); - DEBUG( mpfr_print_mant_binary("After ", cp, p) ); + /* mpfr_print_mant_binary("Before", MPFR_MANT(c), p); + mpfr_print_mant_binary("B= ", MPFR_MANT(b), p); + mpfr_print_mant_binary("After ", cp, p); */ - /* Compute bcp=Cp and bcp1=C'p+1 */ - if (MPFR_LIKELY (sh > 0)) + /* fast track for RNDF */ + if (rnd_mode == MPFR_RNDF) + { + /* The bcp and bcp1 values will not matter for MPFR_RNDF, but + let's set them to 0 to avoid undefined behavior. */ + bcp1 = bcp = 0; + goto clean; + } + + /* Compute bcp=Cp and bcp1=C'p+1: bcp is the first neglected bit + (round bit), and bcp1 corresponds to the remaining bits (sticky bit). + */ + if (sh > 0) { /* Try to compute them from C' rather than C */ - bcp = (cp[0] & (MPFR_LIMB_ONE<<(sh-1))) ; - if (MPFR_LIKELY(cp[0]&MPFR_LIMB_MASK(sh-1))) + bcp = (cp[0] & (MPFR_LIMB_ONE<<(sh-1))); + if (MPFR_LIKELY (cp[0] & MPFR_LIMB_MASK (sh - 1))) bcp1 = 1; else { /* We can't compute C'p+1 from C'. Compute it from C */ /* Start from bit x=p-d+sh in mantissa C (+sh since we have already looked sh bits in C'!) */ - mpfr_prec_t x = p-d+sh-1; - if (MPFR_LIKELY(x>p)) + mpfr_prec_t x = p - d + sh - 1; + if (MPFR_LIKELY (x > p)) /* We are already looked at all the bits of c, so C'p+1 = 0*/ bcp1 = 0; else { mp_limb_t *tp = MPFR_MANT(c); - mp_size_t kx = n-1 - (x / GMP_NUMB_BITS); - mpfr_prec_t sx = GMP_NUMB_BITS-1-(x%GMP_NUMB_BITS); - DEBUG (printf ("(First) x=%lu Kx=%ld Sx=%lu\n", - (unsigned long) x, (long) kx, - (unsigned long) sx)); + mp_size_t kx = n - 1 - (x / GMP_NUMB_BITS); + mpfr_prec_t sx = GMP_NUMB_BITS - 1 - (x % GMP_NUMB_BITS); + /* printf ("(First) x=%lu Kx=%ld Sx=%lu\n", + (unsigned long) x, (long) kx, (unsigned long) sx); */ /* Looks at the last bits of limb kx (if sx=0 does nothing)*/ if (tp[kx] & MPFR_LIMB_MASK(sx)) bcp1 = 1; @@ -272,9 +858,9 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { /*kx += (sx==0);*/ /*If sx==0, tp[kx] hasn't been checked*/ - do { + do kx--; - } while (kx>=0 && tp[kx]==0); + while (kx >= 0 && tp[kx] == 0); bcp1 = (kx >= 0); } } @@ -285,25 +871,26 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Compute Cp and C'p+1 from C with sh=0 */ mp_limb_t *tp = MPFR_MANT(c); /* Start from bit x=p-d in mantissa C */ - mpfr_prec_t x = p-d; - mp_size_t kx = n-1 - (x / GMP_NUMB_BITS); - mpfr_prec_t sx = GMP_NUMB_BITS-1-(x%GMP_NUMB_BITS); - MPFR_ASSERTD(p >= d); - bcp = tp[kx] & (MPFR_LIMB_ONE<<sx); + mpfr_prec_t x = p - d; + mp_size_t kx = n - 1 - (x / GMP_NUMB_BITS); + mpfr_prec_t sx = GMP_NUMB_BITS - 1 - (x % GMP_NUMB_BITS); + MPFR_ASSERTD (p >= d); + bcp = tp[kx] & (MPFR_LIMB_ONE << sx); /* Looks at the last bits of limb kx (If sx=0, does nothing)*/ - if (tp[kx]&MPFR_LIMB_MASK(sx)) + if (tp[kx] & MPFR_LIMB_MASK(sx)) bcp1 = 1; else { - do { + do kx--; - } while (kx>=0 && tp[kx]==0); - bcp1 = (kx>=0); + while (kx >= 0 && tp[kx] == 0); + bcp1 = (kx >= 0); } } - DEBUG (printf("sh=%u Cp=%lu C'p+1=%lu\n", sh, - (unsigned long) bcp, (unsigned long) bcp1)); + /* printf("sh=%u Cp=%lu C'p+1=%lu\n", sh, + (unsigned long) bcp, (unsigned long) bcp1); */ + clean: /* Clean shifted C' */ mask = ~MPFR_LIMB_MASK(sh); cp[0] &= mask; @@ -311,21 +898,21 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Add the mantissa c from b in a */ ap = MPFR_MANT(a); limb = mpn_add_n (ap, MPFR_MANT(b), cp, n); - DEBUG( mpfr_print_mant_binary("Add= ", ap, p) ); + /* mpfr_print_mant_binary("Add= ", ap, p); */ /* Check for overflow */ if (MPFR_UNLIKELY (limb)) { limb = ap[0] & (MPFR_LIMB_ONE<<sh); /* Get LSB */ - mpn_rshift (ap, ap, n, 1); /* Shift mantissa*/ + mpn_rshift (ap, ap, n, 1); /* Shift mantissa */ bx++; /* Fix exponent */ ap[n-1] |= MPFR_LIMB_HIGHBIT; /* Set MSB */ ap[0] &= mask; /* Clear LSB bit */ bcp1 |= bcp; /* Recompute C'p+1 */ bcp = limb; /* Recompute Cp */ - DEBUG (printf ("(Overflow) Cp=%lu C'p+1=%lu\n", - (unsigned long) bcp, (unsigned long) bcp1)); - DEBUG (mpfr_print_mant_binary ("Add= ", ap, p)); + /* printf ("(Overflow) Cp=%lu C'p+1=%lu\n", + (unsigned long) bcp, (unsigned long) bcp1); + mpfr_print_mant_binary ("Add= ", ap, p); */ } /* Round: @@ -334,38 +921,34 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) Nearest: Truncate but could be exact if Cp==0 Add 1 if C'p+1 !=0, Even rule else */ - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + if (MPFR_LIKELY(rnd_mode == MPFR_RNDF)) + { inexact = 0; goto set_exponent; } + else if (rnd_mode == MPFR_RNDN) { - if (MPFR_LIKELY(bcp == 0)) - { inexact = MPFR_LIKELY(bcp1) ? -1 : 0; goto set_exponent; } + inexact = - (bcp1 != 0); + if (bcp == 0) + goto set_exponent; else if (MPFR_UNLIKELY(bcp1==0) && (ap[0]&(MPFR_LIMB_ONE<<sh))==0) { inexact = -1; goto set_exponent; } else goto add_one_ulp; } - MPFR_UPDATE_RND_MODE(rnd_mode, MPFR_IS_NEG(b)); - if (rnd_mode == MPFR_RNDZ) - { - inexact = MPFR_LIKELY(bcp || bcp1) ? -1 : 0; - goto set_exponent; - } + MPFR_UPDATE_RND_MODE(rnd_mode, neg); + inexact = -(bcp != 0 || bcp1 != 0); + if (rnd_mode == MPFR_RNDZ || inexact == 0) + goto set_exponent; else - { - if (MPFR_UNLIKELY(bcp==0 && bcp1==0)) - { inexact = 0; goto set_exponent; } - else - goto add_one_ulp; - } + goto add_one_ulp; } - MPFR_ASSERTN(0); + MPFR_RET_NEVER_GO_HERE(); add_one_ulp: /* add one unit in last place to a */ - DEBUG( printf("AddOneUlp\n") ); + /* printf("AddOneUlp\n"); */ if (MPFR_UNLIKELY( mpn_add_1(ap, ap, n, MPFR_LIMB_ONE<<sh) )) { /* Case 100000x0 = 0x1111x1 + 1*/ - DEBUG( printf("Pow of 2\n") ); + /* printf("Pow of 2\n"); */ bx++; ap[n-1] = MPFR_LIMB_HIGHBIT; } @@ -374,13 +957,11 @@ mpfr_add1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) set_exponent: if (MPFR_UNLIKELY(bx > __gmpfr_emax)) /* Check for overflow */ { - DEBUG( printf("Overflow\n") ); + /* printf("Overflow\n"); */ MPFR_TMP_FREE(marker); - MPFR_SET_SAME_SIGN(a,b); - return mpfr_overflow(a, rnd_mode, MPFR_SIGN(a)); + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); } MPFR_SET_EXP (a, bx); - MPFR_SET_SAME_SIGN(a,b); MPFR_TMP_FREE(marker); MPFR_RET (inexact * MPFR_INT_SIGN (a)); diff --git a/Build/source/libs/mpfr/mpfr-src/src/add_d.c b/Build/source/libs/mpfr/mpfr-src/src/add_d.c index fff08a188f6..8ab2028e45e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/add_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/add_d.c @@ -28,6 +28,7 @@ mpfr_add_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC @@ -38,15 +39,14 @@ mpfr_add_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, c, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_add (a, b, d, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear (d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/add_ui.c b/Build/source/libs/mpfr/mpfr-src/src/add_ui.c index ef3b5ec923f..e6ad5db7831 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/add_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/add_ui.c @@ -23,7 +23,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -int +MPFR_HOT_FUNCTION_ATTR int mpfr_add_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode) { MPFR_LOG_FUNC @@ -31,29 +31,51 @@ mpfr_add_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), ("y[%Pu]=%.*Rg", mpfr_get_prec (y), mpfr_log_prec, y)); - if (MPFR_LIKELY(u != 0) ) /* if u=0, do nothing */ + /* (unsigned long) 0 is assumed to be a real 0 (unsigned) */ + if (MPFR_UNLIKELY (u == 0)) + return mpfr_set (y, x, rnd_mode); + + /* This block is actually useless, but this is a minor optimization. */ + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) { - mpfr_t uu; - mp_limb_t up[1]; - unsigned long cnt; - int inex; - MPFR_SAVE_EXPO_DECL (expo); - - MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); - MPFR_ASSERTD (u == (mp_limb_t) u); - count_leading_zeros(cnt, (mp_limb_t) u); - up[0] = (mp_limb_t) u << cnt; - - /* Optimization note: Exponent save/restore operations may be - removed if mpfr_add works even when uu is out-of-range. */ - MPFR_SAVE_EXPO_MARK (expo); - MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); - inex = mpfr_add(y, x, uu, rnd_mode); - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range(y, inex, rnd_mode); + if (MPFR_IS_NAN (x)) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + if (MPFR_IS_INF (x)) + { + MPFR_SET_INF (y); + MPFR_SET_SAME_SIGN (y, x); + MPFR_RET (0); /* +/-infinity is exact */ + } + MPFR_ASSERTD (MPFR_IS_ZERO (x) && u != 0); + /* Note: the fact that u != 0 is important due to signed zeros. */ + return mpfr_set_ui (y, u, rnd_mode); } - else - /* (unsigned long) 0 is assumed to be a real 0 (unsigned) */ - return mpfr_set (y, x, rnd_mode); + + /* Main code */ + { + mpfr_t uu; + mp_limb_t up[1]; + int cnt; + int inex; + MPFR_SAVE_EXPO_DECL (expo); + + MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); + MPFR_STAT_STATIC_ASSERT (MPFR_LIMB_MAX >= ULONG_MAX); + /* So, u fits in a mp_limb_t, which justifies the casts below. */ + MPFR_ASSERTD (u != 0); + count_leading_zeros (cnt, (mp_limb_t) u); + up[0] = (mp_limb_t) u << cnt; + + /* Optimization note: Exponent save/restore operations may be + removed if mpfr_add works even when uu is out-of-range. */ + MPFR_SAVE_EXPO_MARK (expo); + MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); + inex = mpfr_add (y, x, uu, rnd_mode); + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inex, rnd_mode); + } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/agm.c b/Build/source/libs/mpfr/mpfr-src/src/agm.c index 4e13fb3faa5..bef101c52df 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/agm.c +++ b/Build/source/libs/mpfr/mpfr-src/src/agm.c @@ -72,7 +72,10 @@ mpfr_agm (mpfr_ptr r, mpfr_srcptr op2, mpfr_srcptr op1, mpfr_rnd_t rnd_mode) } } else /* a and b are neither NaN nor Inf, and one is zero */ - { /* If a or b is 0, the result is +0 since a sqrt is positive */ + { /* If a or b is 0, the result is +0, in particular because the + result is always >= 0 with our definition (Maple sometimes + chooses a different sign for GaussAGM, but it uses another + definition, with possible negative results). */ MPFR_ASSERTD (MPFR_IS_ZERO (op1) || MPFR_IS_ZERO (op2)); MPFR_SET_POS (r); MPFR_SET_ZERO (r); @@ -201,7 +204,7 @@ mpfr_agm (mpfr_ptr r, mpfr_srcptr op2, mpfr_srcptr op1, mpfr_rnd_t rnd_mode) goto retry; } - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); mpfr_sqrt (u, u, MPFR_RNDN); mpfr_div_2ui (v, v, 1, MPFR_RNDN); @@ -245,7 +248,7 @@ mpfr_agm (mpfr_ptr r, mpfr_srcptr op2, mpfr_srcptr op1, mpfr_rnd_t rnd_mode) method. */ MPFR_LOG_MSG (("4*eq > p -> underflow\n", 0)); mpfr_clear (w); - mpfr_clear_underflow (); + MPFR_CLEAR_UNDERFLOW (); } /* U(k) increases, so that U.V can overflow (but not underflow). */ MPFR_BLOCK (flags2, mpfr_mul (uf, u, v, MPFR_RNDN);); @@ -261,7 +264,7 @@ mpfr_agm (mpfr_ptr r, mpfr_srcptr op2, mpfr_srcptr op1, mpfr_rnd_t rnd_mode) MPFR_LOG_MSG (("Overflow in iteration n = %lu, scaleit = %" MPFR_EXP_FSPEC "d (%" MPFR_EXP_FSPEC "d)\n", n, scaleit, scale2)); - mpfr_clear_overflow (); + MPFR_CLEAR_OVERFLOW (); goto retry2; } mpfr_sqrt (u, uf, MPFR_RNDN); diff --git a/Build/source/libs/mpfr/mpfr-src/src/ai.c b/Build/source/libs/mpfr/mpfr-src/src/ai.c index ba65851e3a5..f24e4a4933a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ai.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ai.c @@ -45,7 +45,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., */ -/* Airy function Ai evaluated by the most naive algorithm */ +/* Airy function Ai evaluated by the most naive algorithm. + Assume that x is a finite number. */ static int mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { @@ -72,26 +73,13 @@ mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) ("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec (x), mpfr_log_prec, x, rnd), ("y[%Pu]=%.*Rg", mpfr_get_prec (y), mpfr_log_prec, y) ); - /* Special cases */ - if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) - { - if (MPFR_IS_NAN (x)) - { - MPFR_SET_NAN (y); - MPFR_RET_NAN; - } - else if (MPFR_IS_INF (x)) - return mpfr_set_ui (y, 0, rnd); - } - - /* Save current exponents range */ MPFR_SAVE_EXPO_MARK (expo); if (MPFR_UNLIKELY (MPFR_IS_ZERO (x))) { mpfr_t y1, y2; - prec = MPFR_PREC (y) + 3; + prec = MPFR_ADD_PREC (MPFR_PREC (y), 3); mpfr_init2 (y1, prec); mpfr_init2 (y2, prec); MPFR_ZIV_INIT (loop, prec); @@ -133,7 +121,7 @@ mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) /* if x<=0, ????? */ /* We begin with 11 guard bits */ - prec = MPFR_PREC (y)+11; + prec = MPFR_ADD_PREC (MPFR_PREC (y), 11); MPFR_ZIV_INIT (loop, prec); /* The working precision is heuristically chosen in order to obtain */ @@ -178,7 +166,11 @@ mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) assumed_exponent = 10; } - wprec = prec + MPFR_INT_CEIL_LOG2 (prec) + 5 + cond + assumed_exponent; + { + mpfr_prec_t incr = + MPFR_INT_CEIL_LOG2 (prec) + 5 + cond + assumed_exponent; + wprec = MPFR_ADD_PREC (prec, incr); + } mpfr_init (ti); mpfr_init (tip1); @@ -276,8 +268,9 @@ mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { if (correct_bits < prec) { /* The precision was badly chosen */ - MPFR_LOG_MSG (("Bad assumption on the exponent of Ai(x)", 0)); - MPFR_LOG_MSG ((" (E=%ld)\n", (long) MPFR_GET_EXP (s))); + MPFR_LOG_MSG (("Bad assumption on the exponent of Ai(x)" + " (E=%" MPFR_EXP_FSPEC "d)\n", + (mpfr_eexp_t) MPFR_GET_EXP (s))); wprec = prec + err + 1; } else @@ -311,7 +304,8 @@ mpfr_ai1 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) } -/* Airy function Ai evaluated by Smith algorithm */ +/* Airy function Ai evaluated by Smith algorithm. + Assume that x is a finite number. */ static int mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { @@ -339,18 +333,6 @@ mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) ("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec (x), mpfr_log_prec, x, rnd), ("y[%Pu]=%.*Rg", mpfr_get_prec (y), mpfr_log_prec, y)); - /* Special cases */ - if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) - { - if (MPFR_IS_NAN (x)) - { - MPFR_SET_NAN (y); - MPFR_RET_NAN; - } - else if (MPFR_IS_INF (x)) - return mpfr_set_ui (y, 0, rnd); - } - /* Save current exponents range */ MPFR_SAVE_EXPO_MARK (expo); @@ -407,7 +389,7 @@ mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) L = __gmpfr_isqrt (prec); MPFR_LOG_MSG (("size of blocks L = %lu\n", L)); - z = (mpfr_t *) (*__gmp_allocate_func) ( (L + 1) * sizeof (mpfr_t) ); + z = (mpfr_t *) mpfr_allocate_func ( (L + 1) * sizeof (mpfr_t) ); MPFR_ASSERTN (z != NULL); for (j=0; j<=L; j++) mpfr_init (z[j]); @@ -557,10 +539,10 @@ mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) for (j=0; j<=L; j++) mpfr_clear (z[j]); - (*__gmp_free_func) (z, (L + 1) * sizeof (mpfr_t)); + mpfr_free_func (z, (L + 1) * sizeof (mpfr_t)); L = __gmpfr_isqrt (t); MPFR_LOG_MSG (("size of blocks L = %lu\n", L)); - z = (mpfr_t *) (*__gmp_allocate_func) ( (L + 1) * sizeof (mpfr_t)); + z = (mpfr_t *) mpfr_allocate_func ( (L + 1) * sizeof (mpfr_t)); MPFR_ASSERTN (z != NULL); for (j=0; j<=L; j++) mpfr_init (z[j]); @@ -576,8 +558,9 @@ mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { if (correctBits < prec) { /* The precision was badly chosen */ - MPFR_LOG_MSG (("Bad assumption on the exponent of Ai (x)", 0)); - MPFR_LOG_MSG ((" (E=%ld)\n", (long) (MPFR_GET_EXP (result)))); + MPFR_LOG_MSG (("Bad assumption on the exponent of Ai(x)" + " (E=%" MPFR_EXP_FSPEC "d)\n", + (mpfr_eexp_t) MPFR_GET_EXP (result))); wprec = prec + err + 1; } else @@ -601,7 +584,7 @@ mpfr_ai2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) mpfr_clear (tmp2_sp); for (j=0; j<=L; j++) mpfr_clear (z[j]); - (*__gmp_free_func) (z, (L + 1) * sizeof (mpfr_t)); + mpfr_free_func (z, (L + 1) * sizeof (mpfr_t)); mpfr_clear (s); mpfr_clear (u0); mpfr_clear (u1); @@ -636,6 +619,18 @@ mpfr_ai (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) int use_ai2; MPFR_SAVE_EXPO_DECL (expo); + /* Special cases */ + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) + { + if (MPFR_IS_NAN (x)) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + else if (MPFR_IS_INF (x)) + return mpfr_set_ui (y, 0, rnd); + } + /* The exponent range must be large enough for the computation of temp1. */ MPFR_SAVE_EXPO_MARK (expo); diff --git a/Build/source/libs/mpfr/mpfr-src/src/asinh.c b/Build/source/libs/mpfr/mpfr-src/src/asinh.c index 3e79bdbbc7a..aacac89dfa4 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/asinh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/asinh.c @@ -104,7 +104,7 @@ mpfr_asinh (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) break; } - /* actualisation of the precision */ + /* actualization of the precision */ MPFR_ZIV_NEXT (loop, Nt); mpfr_set_prec (t, Nt); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/atan.c b/Build/source/libs/mpfr/mpfr-src/src/atan.c index c6df3c7af54..8fa4f6c178f 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/atan.c +++ b/Build/source/libs/mpfr/mpfr-src/src/atan.c @@ -23,31 +23,114 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +#if GMP_NUMB_BITS == 64 +/* for each pair (r,p), we store a 192-bit approximation of atan(x)/x for + x=p/2^r, with lowest limb first. + Sage code: + for p in range(1,2^ceil(r/2)): + x=p/2^r + l=floor(2^192*n(atan(x)/x, 300)).digits(2^64) + print ("{0x%x, 0x%x, 0x%x}, /"+"* (%d,%d) *"+"/") % (l[0],l[1],l[2],r,p) +*/ +static const mp_limb_t atan_table[][3] = { + {0x6e141587261cdf00, 0x6fe445ecbc3a8d03, 0xed63382b0dda7b45}, /* (1,1) */ + {0xaa7fa90388b3836b, 0x6dc79ef5f7a217e5, 0xfadbafc96406eb15}, /* (2,1) */ + {0x319c12cf59d4b2dc, 0xcb2792dc0e2e0d51, 0xffaaddb967ef4e36}, /* (4,1) */ + {0x8b3957d95d9ad922, 0xc897989f3e888ef7, 0xfeadd4d5617b6e32}, /* (4,2) */ + {0xc4e6abc8af62e439, 0x4eb9bf602625f0b4, 0xfd0fcdd343cac19b}, /* (4,3) */ + {0x7c18baeb9bc95789, 0xb12afb6b6d4f7e16, 0xffffaaaaddddb94b}, /* (8,1) */ + {0x6856a0171a2f001a, 0x62351fbbe60af47, 0xfffeaaadddd4b968}, /* (8,2) */ + {0x69164c094f49da06, 0xd517294f7373d07a, 0xfffd001032cb1179}, /* (8,3) */ + {0x20ef65c10deef460, 0xe78c564015f76048, 0xfffaaadddb94d5bb}, /* (8,4) */ + {0x3ce233aa002f0344, 0x9dd8ea342a65d4cc, 0xfff7ab27a1f32f95}, /* (8,5) */ + {0xa37f403c7279c5cb, 0x13ab53a1c8db8497, 0xfff40103192ce74d}, /* (8,6) */ + {0xe5a85657103c1aa8, 0xb8409e6c914191d3, 0xffefac8a9c40a26b}, /* (8,7) */ + {0x806d0294c0db8816, 0x779d776dda8c6213, 0xffeaaddd4bb12542}, /* (8,8) */ + {0x5545d1914ef21478, 0x3aea58d6660f5a12, 0xffe5051f0aebf73a}, /* (8,9) */ + {0x6e47a91d015f4133, 0xc085ab6b490b7f02, 0xffdeb2787d4adac1}, /* (8,10) */ + {0x4efc1f931f7ec9b3, 0xb7f43cd16195ef4b, 0xffd7b61702b09aad}, /* (8,11) */ + {0xd27d1dbf55fed60d, 0xd812c11d7d473e5e, 0xffd0102cb3c1bfbe}, /* (8,12) */ + {0xca629e927383fe97, 0x8c61aedf58e42206, 0xffc7c0f05db9d1b6}, /* (8,13) */ + {0x4eff0b53d4e905b7, 0x28ac1e800ca31e9d, 0xffbec89d7dddd7e9}, /* (8,14) */ + {0xb0a7931deec6fe60, 0xb46feea78588554b, 0xffb527743c8cdd8f} /* (8,15) */ + }; + +static void +set_table (mpfr_t y, const mp_limb_t x[3]) +{ + mpfr_prec_t p = MPFR_PREC(y); + mp_size_t n = MPFR_PREC2LIMBS(p); + mpfr_prec_t sh; + mp_limb_t *yp = MPFR_MANT(y); + + MPFR_UNSIGNED_MINUS_MODULO (sh, p); + mpn_copyi (yp, x + 3 - n, n); + yp[0] &= ~MPFR_LIMB_MASK(sh); + MPFR_SET_EXP(y, 0); +} +#endif + /* If x = p/2^r, put in y an approximation of atan(x)/x using 2^m terms for the series expansion, with an error of at most 1 ulp. - Assumes |x| < 1. + Assumes 0 < x < 1, thus 1 <= p < 2^r. + More precisely, p consists of the floor(r/2) bits of the binary expansion + of a number 0 < s < 1: + * the bit of weight 2^-1 is for r=1, thus p <= 1 + * the bit of weight 2^-2 is for r=2, thus p <= 1 + * the two bits of weight 2^-3 and 2^-4 are for r=4, thus p <= 3 + * more generally p < 2^(r/2). If X=x^2, we want 1 - X/3 + X^2/5 - ... + (-1)^k*X^k/(2k+1) + ... - Assume p is non-zero. - When we sum terms up to x^k/(2k+1), the denominator Q[0] is 3*5*7*...*(2k+1) ~ (2k/e)^k. + + The tab[] array should have at least 3*(m+1) entries. */ static void -mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) +mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, unsigned long r, int m, mpz_t *tab) { mpz_t *S, *Q, *ptoj; - unsigned long n, i, k, j, l; + mp_bitcnt_t n, h, j; /* unsigned type, which is >= unsigned long */ mpfr_exp_t diff, expo; - int im, done; - mpfr_prec_t mult, *accu, *log2_nb_terms; + int im, i, k, l, done; + mpfr_prec_t mult; + mpfr_prec_t accu[MPFR_PREC_BITS], log2_nb_terms[MPFR_PREC_BITS]; mpfr_prec_t precy = MPFR_PREC(y); MPFR_ASSERTD(mpz_cmp_ui (p, 0) != 0); + MPFR_ASSERTD (m+1 <= MPFR_PREC_BITS); - accu = (mpfr_prec_t*) (*__gmp_allocate_func) ((2 * m + 2) * sizeof (mpfr_prec_t)); - log2_nb_terms = accu + m + 1; +#if GMP_NUMB_BITS == 64 + /* tabulate values for small precision and small value of r (which are the + most expensive to compute) */ + if (precy <= 192) + { + switch (r) + { + case 1: + /* p has 1 bit: necessarily p=1 */ + MPFR_ASSERTD(mpz_cmp_ui (p, 1) == 0); + set_table (y, atan_table[0]); + return; + case 2: + /* p has 1 bit: necessarily p=1 too */ + MPFR_ASSERTD(mpz_cmp_ui (p, 1) == 0); + set_table (y, atan_table[1]); + return; + case 4: + /* p has at most 2 bits: 1 <= p <= 3 */ + MPFR_ASSERTD(1 <= mpz_get_ui (p) && mpz_get_ui (p) <= 3); + set_table (y, atan_table[1 + mpz_get_ui (p)]); + return; + case 8: + /* p has at most 4 bits: 1 <= p <= 15 */ + MPFR_ASSERTD(1 <= mpz_get_ui (p) && mpz_get_ui (p) <= 15); + set_table (y, atan_table[4 + mpz_get_ui (p)]); + return; + } + } +#endif /* Set Tables */ S = tab; /* S */ @@ -61,9 +144,12 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) /* Normalize p */ n = mpz_scan1 (p, 0); - mpz_tdiv_q_2exp (p, p, n); /* exact */ - MPFR_ASSERTD (r > n); - r -= n; + if (n > 0) + { + mpz_tdiv_q_2exp (p, p, n); /* exact */ + MPFR_ASSERTD (r > n); + r -= n; + } /* since |p/2^r| < 1, and p is a non-zero integer, necessarily r > 0 */ MPFR_ASSERTD (mpz_sgn (p) > 0); @@ -90,6 +176,7 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) mpz_mul (ptoj[im], ptoj[im - 1], ptoj[im - 1]); /* main loop */ n = 1UL << m; + MPFR_ASSERTN (n != 0); /* no overflow */ /* the ith term being X^i/(2i+1) with X=p/2^r, we can stop when p^i/2^(r*i) < 2^(-precy), i.e. r*i > precy + log2(p^i) */ for (i = k = done = 0; (i < n) && (done == 0); i += 2, k ++) @@ -115,7 +202,6 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) log2_nb_terms[k-1] = l + 1; /* now S[k-1]/Q[k-1] corresponds to 2^(l+1) terms */ MPFR_MPZ_SIZEINBASE2(mult, ptoj[l+1]); - /* FIXME: precompute bits(ptoj[l+1]) outside the loop? */ mult = (r << (l + 1)) - mult - 1; accu[k-1] = (k == 1) ? mult : accu[k-2] + mult; if (accu[k-1] > precy) @@ -127,7 +213,10 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) we can stop when r*i > precy i.e. i > precy/r */ { n = 1UL << m; - for (i = k = 0; (i < n) && (i <= precy / r); i += 2, k ++) + if (precy / r <= n) + n = (precy / r) + 1; + MPFR_ASSERTN (n != 0); /* no overflow */ + for (i = k = 0; i < n; i += 2, k ++) { mpz_set_ui (Q[k + 1], 2 * i + 3); mpz_mul_2exp (S[k], Q[k+1], r); @@ -148,22 +237,20 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) } /* we need to combine S[0]/Q[0]...S[k-1]/Q[k-1] */ - l = 0; /* number of terms accumulated in S[k]/Q[k] */ + h = 0; /* number of terms accumulated in S[k]/Q[k] */ while (k > 1) { k --; /* combine S[k-1]/Q[k-1] and S[k]/Q[k] */ - j = log2_nb_terms[k-1]; mpz_mul (S[k], S[k], Q[k-1]); if (mpz_cmp_ui (p, 1) != 0) - mpz_mul (S[k], S[k], ptoj[j]); + mpz_mul (S[k], S[k], ptoj[log2_nb_terms[k-1]]); mpz_mul (S[k-1], S[k-1], Q[k]); - l += 1 << log2_nb_terms[k]; - mpz_mul_2exp (S[k-1], S[k-1], r * l); + h += (mp_bitcnt_t) 1 << log2_nb_terms[k]; + mpz_mul_2exp (S[k-1], S[k-1], r * h); mpz_add (S[k-1], S[k-1], S[k]); mpz_mul (Q[k-1], Q[k-1], Q[k]); } - (*__gmp_free_func) (accu, (2 * m + 2) * sizeof (mpfr_prec_t)); MPFR_MPZ_SIZEINBASE2 (diff, S[0]); diff -= 2 * precy; @@ -183,7 +270,9 @@ mpfr_atan_aux (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *tab) mpz_tdiv_q (S[0], S[0], Q[0]); mpfr_set_z (y, S[0], MPFR_RNDD); - MPFR_SET_EXP (y, MPFR_EXP(y) + expo - r * (i - 1)); + /* TODO: Check/prove that the following expression doesn't overflow. */ + expo = MPFR_GET_EXP (y) + expo - r * (i - 1); + MPFR_SET_EXP (y, expo); } int @@ -191,7 +280,7 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { mpfr_t xp, arctgt, sk, tmp, tmp2; mpz_t ukz; - mpz_t *tabz; + mpz_t tabz[3*(MPFR_PREC_BITS+1)]; mpfr_exp_t exptol; mpfr_prec_t prec, realprec, est_lost, lost; unsigned long twopoweri, log2p, red; @@ -270,10 +359,9 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) prec = realprec + GMP_NUMB_BITS; /* Initialisation */ - mpz_init (ukz); + mpz_init2 (ukz, prec); /* ukz will need 'prec' bits below */ MPFR_GROUP_INIT_4 (group, prec, sk, tmp, tmp2, arctgt); oldn0 = 0; - tabz = (mpz_t *) 0; MPFR_ZIV_INIT (loop, prec); for (;;) @@ -301,21 +389,13 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* Initialisation */ MPFR_GROUP_REPREC_4 (group, prec, sk, tmp, tmp2, arctgt); - if (MPFR_LIKELY (oldn0 == 0)) - { - oldn0 = 3 * (n0 + 1); - tabz = (mpz_t *) (*__gmp_allocate_func) (oldn0 * sizeof (mpz_t)); - for (i = 0; i < oldn0; i++) - mpz_init (tabz[i]); - } - else if (MPFR_UNLIKELY (oldn0 < 3 * (n0 + 1))) - { - tabz = (mpz_t *) (*__gmp_reallocate_func) - (tabz, oldn0 * sizeof (mpz_t), 3 * (n0 + 1)*sizeof (mpz_t)); - for (i = oldn0; i < 3 * (n0 + 1); i++) - mpz_init (tabz[i]); - oldn0 = 3 * (n0 + 1); - } + MPFR_ASSERTD (n0 <= MPFR_PREC_BITS); + /* Note: the tabz[] entries are used to get a rational approximation + of atan(x) to precision 'prec', thus allocating them to 'prec' bits + should be good enough. */ + for (i = oldn0; i < 3 * (n0 + 1); i++) + mpz_init2 (tabz[i], prec); + oldn0 = 3 * (n0 + 1); /* The mpfr_ui_div below mustn't underflow. This is guaranteed by MPFR_SAVE_EXPO_MARK, but let's check that for maintainability. */ @@ -334,7 +414,7 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) for (red = 0; MPFR_GET_EXP(sk) > - (mpfr_exp_t) log2p; red ++) { lost = 9 - 2 * MPFR_EXP(sk); - mpfr_mul (tmp, sk, sk, MPFR_RNDN); + mpfr_sqr (tmp, sk, MPFR_RNDN); mpfr_add_ui (tmp, tmp, 1, MPFR_RNDN); mpfr_sqrt (tmp, tmp, MPFR_RNDN); mpfr_sub_ui (tmp, tmp, 1, MPFR_RNDN); @@ -345,25 +425,25 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_div (sk, tmp, sk, MPFR_RNDN); } - /* we started from x0 = 1/|x| if |x| > 1, and |x| otherwise, thus + /* We started from x0 = 1/|x| if |x| > 1, and |x| otherwise, thus we had x0 = min(|x|, 1/|x|) <= 1, and applied 'red' times the - argument reduction x -> (sqrt(1+x^2)-1)/x, which keeps 0 < x < 1, - thus 0 < sk <= 1, and sk=1 can occur only if red=0 */ - - /* If sk=1, then if |x| < 1, we have 1 - 2^(-prec-1) <= |x| < 1, - or if |x| > 1, we have 1 - 2^(-prec-1) <= 1/|x| < 1, thus in all - cases ||x| - 1| <= 2^(-prec), from which it follows - |atan|x| - Pi/4| <= 2^(-prec), given the Taylor expansion - atan(1+x) = Pi/4 + x/2 - x^2/4 + ... - Since Pi/4 = 0.785..., the error is at most one ulp. + argument reduction x -> (sqrt(1+x^2)-1)/x, which keeps 0 < x <= 1 */ + + /* We first show that if the for-loop is executed at least once, then + sk < 1 after the loop. Indeed for 1/2 <= x <= 1, interval + arithmetic with precision 5 shows that (sqrt(1+x^2)-1)/x, + when evaluated with rounding to nearest, gives a value <= 0.875. + Now assume 2^(-k-1) <= x <= 2^(-k) for k >= 1. + Then o(x^2) <= 2^(-2k), o(1+x^2) <= 1+2^(-2k), + o(sqrt(1+x^2)) <= 1+2^(-2k-1), o(sqrt(1+x^2)-1) <= 2^(-2k-1), + and o((sqrt(1+x^2)-1)/x) <= 2^(-k) <= 1/2. + + Now if sk=1 before the loop, then EXP(sk)=1 and since log2p >= 0, + the loop is performed at least once, thus the case sk=1 cannot + happen below. */ - if (MPFR_UNLIKELY(mpfr_cmp_ui (sk, 1) == 0)) - { - mpfr_const_pi (arctgt, MPFR_RNDN); /* 1/2 ulp extra error */ - mpfr_div_2ui (arctgt, arctgt, 2, MPFR_RNDN); /* exact */ - realprec = prec - 2; - goto can_round; - } + + MPFR_ASSERTD(mpfr_cmp_ui (sk, 1) < 0); /* Assignation */ MPFR_SET_ZERO (arctgt); @@ -416,7 +496,6 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } MPFR_SET_POS (arctgt); - can_round: if (MPFR_LIKELY (MPFR_CAN_ROUND (arctgt, realprec + est_lost - lost, MPFR_PREC (atan), rnd_mode))) break; @@ -429,7 +508,6 @@ mpfr_atan (mpfr_ptr atan, mpfr_srcptr x, mpfr_rnd_t rnd_mode) for (i = 0 ; i < oldn0 ; i++) mpz_clear (tabz[i]); mpz_clear (ukz); - (*__gmp_free_func) (tabz, oldn0 * sizeof (mpz_t)); MPFR_GROUP_CLEAR (group); MPFR_SAVE_EXPO_FREE (expo); diff --git a/Build/source/libs/mpfr/mpfr-src/src/atan2.c b/Build/source/libs/mpfr/mpfr-src/src/atan2.c index 41d49f25068..57bc14f798e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/atan2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/atan2.c @@ -130,9 +130,8 @@ mpfr_atan2 (mpfr_ptr dest, mpfr_srcptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_const_pi (tmp2, MPFR_RNDN); mpfr_mul_ui (tmp2, tmp2, 3, MPFR_RNDN); /* Error <= 2 */ mpfr_div_2ui (tmp2, tmp2, 2, MPFR_RNDN); - if (mpfr_round_p (MPFR_MANT (tmp2), MPFR_LIMB_SIZE (tmp2), - MPFR_PREC (tmp2) - 2, - MPFR_PREC (dest) + (rnd_mode == MPFR_RNDN))) + if (MPFR_CAN_ROUND (tmp2, MPFR_PREC (tmp2) - 2, + MPFR_PREC (dest), rnd_mode)) break; MPFR_ZIV_NEXT (loop2, prec2); mpfr_set_prec (tmp2, prec2); @@ -155,11 +154,11 @@ mpfr_atan2 (mpfr_ptr dest, mpfr_srcptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* When x is a power of two, we call directly atan(y/x) since y/x is exact. */ - if (MPFR_UNLIKELY (MPFR_IS_POWER_OF_2 (x))) + if (MPFR_UNLIKELY (MPFR_IS_POS (x) && mpfr_powerof2_raw (x))) { int r; mpfr_t yoverx; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; mpfr_init2 (yoverx, MPFR_PREC (y)); if (MPFR_LIKELY (mpfr_div_2si (yoverx, y, MPFR_GET_EXP (x) - 1, diff --git a/Build/source/libs/mpfr/mpfr-src/src/atanh.c b/Build/source/libs/mpfr/mpfr-src/src/atanh.c index ec5a6cf6f1f..5f9953c4e7c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/atanh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/atanh.c @@ -23,11 +23,84 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" - /* The computation of atanh is done by - atanh= 1/2*ln(x+1)-1/2*ln(1-x) */ +/* Put in y an approximation of atanh(x) for x small. + We assume x <= 1/2, in which case: + x <= y ~ atanh(x) = x + x^3/3 + x^5/5 + x^7/7 + ... <= 2*x. + Return k such that the error is bounded by 2^k*ulp(y). +*/ +static int +mpfr_atanh_small (mpfr_ptr y, mpfr_srcptr x) +{ + mpfr_prec_t p = MPFR_PREC(y), err; + mpfr_t x2, t, u; + unsigned long i; + int k; + + MPFR_ASSERTD(MPFR_GET_EXP (x) <= -1); + + /* in the following, theta represents a value with |theta| <= 2^(1-p) + (might be a different value each time) */ + + mpfr_init2 (t, p); + mpfr_init2 (u, p); + mpfr_init2 (x2, p); + mpfr_set (t, x, MPFR_RNDF); /* t = x * (1 + theta) */ + mpfr_set (y, t, MPFR_RNDF); /* exact */ + mpfr_mul (x2, x, x, MPFR_RNDF); /* x2 = x^2 * (1 + theta) */ + for (i = 3; ; i += 2) + { + mpfr_mul (t, t, x2, MPFR_RNDF); /* t = x^i * (1 + theta)^i */ + mpfr_div_ui (u, t, i, MPFR_RNDF); /* u = x^i/i * (1 + theta)^(i+1) */ + if (MPFR_GET_EXP (u) <= MPFR_GET_EXP (y) - p) /* |u| < ulp(y) */ + break; + mpfr_add (y, y, u, MPFR_RNDF); /* error <= ulp(y) */ + } + /* We assume |(1 + theta)^(i+1)| <= 2. + The neglected part is at most |u| + |u|/4 + |u|/16 + ... <= 4/3*|u|, + which has to be multiplied by |(1 + theta)^(i+1)| <= 2, thus at most + 3 ulp(y). + The rounding error on y is bounded by: + * for the (i-3)/2 add/sub, each error is bounded by ulp(y_i), + where y_i is the current value of y, which is bounded by ulp(y) + for y the final value (since it increases in absolute value), + this yields (i-3)/2*ulp(y) + * from Lemma 3.1 from [Higham02] (see algorithms.tex), + the relative error on u at step i is bounded by: + (i+1)*epsilon/(1-(i+1)*epsilon) where epsilon = 2^(1-p). + If (i+1)*epsilon <= 1/2, then the relative error on u at + step i is bounded by 2*(i+1)*epsilon, and since |u| <= 1/2^(i+1) + at step i, this gives an absolute error bound of; + 2*epsilon*x*(4/2^4 + 6/2^6 + 8/2^8 + ...) = 2*2^(1-p)*x*(7/18) = + 14/9*2^(-p)*x <= 2*ulp(x). + + If (i+1)*epsilon <= 1/2, then the relative error on u at step i + is bounded by (i+1)*epsilon/(1-(i+1)*epsilon) <= 1, thus it follows + |(1 + theta)^(i+1)| <= 2. + + Finally the total error is bounded by 3*ulp(y) + (i-3)/2*ulp(y) +2*ulp(x). + Since x <= 2*y, we have ulp(x) <= 2*ulp(y), thus the error is bounded by: + (i+7)/2*ulp(y). + */ + err = (i + 8) / 2; /* ceil((i+7)/2) */ + k = __gmpfr_int_ceil_log2 (err); + MPFR_ASSERTN(k + 2 < p); + /* if k + 2 < p, since k = ceil(log2(err)), we have err <= 2^k <= 2^(p-3), + thus i+7 <= 2*err <= 2^(p-2), thus (i+7)*epsilon <= 1/2, which implies + our assumption (i+1)*epsilon <= 1/2. */ + mpfr_clear (t); + mpfr_clear (u); + mpfr_clear (x2); + return k; +} + +/* The computation of atanh is done by: + atanh = ln((1+x)/(1-x)) / 2 + except when x is very small, in which case atanh = x + tiny error, + and when x is small, where we use directly the Taylor expansion. +*/ int -mpfr_atanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) +mpfr_atanh (mpfr_ptr y, mpfr_srcptr xt, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t x, t, te; @@ -67,7 +140,7 @@ mpfr_atanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) { MPFR_SET_INF (y); MPFR_SET_SAME_SIGN (y, xt); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); } MPFR_SET_NAN (y); @@ -85,29 +158,42 @@ mpfr_atanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) MPFR_TMP_INIT_ABS (x, xt); Ny = MPFR_PREC (y); Nt = MAX (Nx, Ny); - /* the optimal number of bits : see algorithms.ps */ Nt = Nt + MPFR_INT_CEIL_LOG2 (Nt) + 4; - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); mpfr_init2 (te, Nt); - /* First computation of cosh */ MPFR_ZIV_INIT (loop, Nt); for (;;) { + int k; + + /* small case: assuming the AGM algorithm used by mpfr_log uses + log2(p) steps for a precision of p bits, we try the special + variant whenever EXP(x) <= -p/log2(p). */ + k = 1 + __gmpfr_int_ceil_log2 (Ny); /* the +1 avoids a division by 0 + when Ny=1 */ + if (MPFR_GET_EXP (x) <= - 1 - (mpfr_exp_t) (Ny / k)) + /* this implies EXP(x) <= -1 thus x < 1/2 */ + { + err = Nt - mpfr_atanh_small (t, x); + goto round; + } + /* compute atanh */ - mpfr_ui_sub (te, 1, x, MPFR_RNDU); /* (1-xt)*/ - mpfr_add_ui (t, x, 1, MPFR_RNDD); /* (xt+1)*/ - mpfr_div (t, t, te, MPFR_RNDN); /* (1+xt)/(1-xt)*/ - mpfr_log (t, t, MPFR_RNDN); /* ln((1+xt)/(1-xt))*/ - mpfr_div_2ui (t, t, 1, MPFR_RNDN); /* (1/2)*ln((1+xt)/(1-xt))*/ + mpfr_ui_sub (te, 1, x, MPFR_RNDU); /* (1-x) with x = |xt| */ + mpfr_add_ui (t, x, 1, MPFR_RNDD); /* (1+x) */ + mpfr_div (t, t, te, MPFR_RNDN); /* (1+x)/(1-x) */ + mpfr_log (t, t, MPFR_RNDN); /* ln((1+x)/(1-x)) */ + mpfr_div_2ui (t, t, 1, MPFR_RNDN); /* ln((1+x)/(1-x)) / 2 */ /* error estimate: see algorithms.tex */ /* FIXME: this does not correspond to the value in algorithms.tex!!! */ - /* err=Nt-__gmpfr_ceil_log2(1+5*pow(2,1-MPFR_EXP(t)));*/ + /* err = Nt - __gmpfr_ceil_log2(1+5*pow(2,1-MPFR_EXP(t))); */ err = Nt - (MAX (4 - MPFR_GET_EXP (t), 0) + 1); + round: if (MPFR_LIKELY (MPFR_IS_ZERO (t) || MPFR_CAN_ROUND (t, err, Ny, rnd_mode))) break; @@ -121,10 +207,9 @@ mpfr_atanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) inexact = mpfr_set4 (y, t, rnd_mode, MPFR_SIGN (xt)); - mpfr_clear(t); - mpfr_clear(te); + mpfr_clear (t); + mpfr_clear (te); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (y, inexact, rnd_mode); } - diff --git a/Build/source/libs/mpfr/mpfr-src/src/bernoulli.c b/Build/source/libs/mpfr/mpfr-src/src/bernoulli.c index 26ecf25bd7c..399d31c729d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/bernoulli.c +++ b/Build/source/libs/mpfr/mpfr-src/src/bernoulli.c @@ -22,59 +22,234 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -/* assuming b[0]...b[2(n-1)] are computed, computes and stores B[2n]*(2n+1)! - - t/(exp(t)-1) = sum(B[j]*t^j/j!, j=0..infinity) - thus t = (exp(t)-1) * sum(B[j]*t^j/j!, n=0..infinity). - Taking the coefficient of degree n+1 > 1, we get: - 0 = sum(1/(n+1-k)!*B[k]/k!, k=0..n) - which gives: - B[n] = -sum(binomial(n+1,k)*B[k], k=0..n-1)/(n+1). - - Let C[n] = B[n]*(n+1)!. - Then C[n] = -sum(binomial(n+1,k)*C[k]*n!/(k+1)!, k=0..n-1), - which proves that the C[n] are integers. -*/ -mpz_t* +/* assume p >= 5 and is odd */ +static int +is_prime (unsigned long p) +{ + unsigned long q; + + MPFR_ASSERTD (p >= 5 && (p & 1) != 0); + for (q = 3; q * q <= p; q += 2) + if ((p % q) == 0) + return 0; + return 1; +} + +/* Computes and stores B[2n]*(2n+1)! in b[n] + using Von Staudt–Clausen theorem, which says that the denominator of B[n] + divides the product of all primes p such that p-1 divides n. + Since B[n] = zeta(n) * 2*n!/(2pi)^n, we compute an approximation of + d * zeta(n) * 2*n!/(2pi)^n and round it to the nearest integer. */ +static void mpfr_bernoulli_internal (mpz_t *b, unsigned long n) { + unsigned long p, err, zn; + mpz_t s, t, u, den; + mpz_ptr num; + mpfr_t y, z; + int ok; + /* Prec[n/2] is minimal precision so that result is correct for B[n] */ + mpfr_prec_t prec; + mpfr_prec_t Prec[] = {0, 5, 5, 6, 6, 9, 16, 10, 19, 23, 25, 27, 35, 31, + 42, 51, 51, 50, 73, 60, 76, 79, 83, 87, 101, 97, + 108, 113, 119, 125, 149, 133, 146}; + + mpz_init (b[n]); + if (n == 0) { - b = (mpz_t *) (*__gmp_allocate_func) (sizeof (mpz_t)); - mpz_init_set_ui (b[0], 1); + mpz_set_ui (b[0], 1); + return; + } + + /* compute denominator */ + num = b[n]; + n = 2 * n; + mpz_init_set_ui (den, 6); + for (p = 5; p <= n+1; p += 2) + { + if ((n % (p-1)) == 0 && is_prime (p)) + mpz_mul_ui (den, den, p); + } + if (n <= 64) + prec = Prec[n >> 1]; + else + { + /* evaluate the needed precision: zeta(n)*2*den*n!/(2*pi)^n <= + 3.3*den*(n/e/2/pi)^n*sqrt(2*pi*n) */ + prec = __gmpfr_ceil_log2 (7.0 * (double) n); /* bound 2*pi by 7 */ + prec = (prec + 1) >> 1; /* sqrt(2*pi*n) <= 2^prec */ + mpfr_init2 (z, 53); + mpfr_set_ui_2exp (z, 251469612, -32, MPFR_RNDU); /* 1/e/2/pi <= z */ + mpfr_mul_ui (z, z, n, MPFR_RNDU); + mpfr_log2 (z, z, MPFR_RNDU); + mpfr_mul_ui (z, z, n, MPFR_RNDU); + p = mpfr_get_ui (z, MPFR_RNDU); /* (n/e/2/pi)^n <= 2^p */ + mpfr_clear (z); + /* the +14 term ensures no rounding failure up to n=10000 */ + prec += p + mpz_sizeinbase (den, 2) + 14; + } + + try_again: + mpz_init (s); + mpz_init (t); + mpz_init (u); + mpz_set_ui (u, 1); + mpz_mul_2exp (u, u, prec); /* u = 2^prec */ + mpz_ui_pow_ui (t, 3, n); + mpz_fdiv_q (s, u, t); /* multiply all terms by 2^prec */ + /* we compute a lower bound of the series, thus the final result cannot + be too large */ + for (p = 4; mpz_cmp_ui (t, 0) > 0; p++) + { + mpz_ui_pow_ui (t, p, n); + mpz_fdiv_q (t, u, t); + /* 2^prec/p^n-1 < t <= 2^prec/p^n */ + mpz_add (s, s, t); } + /* sum(2^prec/q^n-1, q=3..p) < t <= sum(2^prec/q^n, q=3..p) + thus the error on the truncated series is at most p-2. + The neglected part of the series is R = sum(1/x^n, x=p+1..infinity) + with int(1/x^n, x=p+1..infinity) <= R <= int(1/x^n, x=p..infinity) + thus 1/(n-1)/(p+1)^(n-1) <= R <= 1/(n-1)/p^(n-1). The difference between + the lower and upper bound is bounded by p^(-n), which is bounded by + 2^(-prec) since t=0 in the above loop */ + mpz_ui_pow_ui (t, p, n - 1); + mpz_mul_ui (t, t, n - 1); + mpz_cdiv_q (t, u, t); + mpz_add (s, s, t); + /* now 2^prec * (zeta(n)-1-1/2^n) - p < s <= 2^prec * (zeta(n)-1-1/2^n) */ + /* add 1 which is 2^prec */ + mpz_add (s, s, u); + /* add 1/2^n which is 2^(prec-n) */ + mpz_cdiv_q_2exp (u, u, n); + mpz_add (s, s, u); + /* now 2^prec * zeta(n) - p < s <= 2^prec * zeta(n) */ + /* multiply by n! */ + mpz_fac_ui (t, n); + mpz_mul (s, s, t); + /* multiply by 2*den */ + mpz_mul (s, s, den); + mpz_mul_2exp (s, s, 1); + /* now convert to mpfr */ + mpfr_init2 (z, prec); + mpfr_set_z (z, s, MPFR_RNDZ); + /* now (2^prec * zeta(n) - p) * 2*den*n! - ulp(z) < z <= + 2^prec * zeta(n) * 2*den*n!. + Since z <= 2^prec * zeta(n) * 2*den*n!, + ulp(z) <= 2*zeta(n) * 2*den*n!, thus + (2^prec * zeta(n)-(p+1)) * 2*den*n! < z <= 2^prec * zeta(n) * 2*den*n! */ + mpfr_div_2exp (z, z, prec, MPFR_RNDZ); + /* now (zeta(n) - (p+1)/2^prec) * 2*den*n! < z <= zeta(n) * 2*den*n! */ + /* divide by (2pi)^n */ + mpfr_init2 (y, prec); + mpfr_const_pi (y, MPFR_RNDU); + /* pi <= y <= pi * (1 + 2^(1-prec)) */ + mpfr_mul_2exp (y, y, 1, MPFR_RNDU); + /* 2pi <= y <= 2pi * (1 + 2^(1-prec)) */ + mpfr_pow_ui (y, y, n, MPFR_RNDU); + /* (2pi)^n <= y <= (2pi)^n * (1 + 2^(1-prec))^(n+1) */ + mpfr_div (z, z, y, MPFR_RNDZ); + /* now (zeta(n) - (p+1)/2^prec) * 2*den*n! / (2pi)^n / (1+2^(1-prec))^(n+1) + <= z <= zeta(n) * 2*den*n! / (2pi)^n, and since zeta(n) >= 1: + den * B[n] * (1 - (p+1)/2^prec) / (1+2^(1-prec))^(n+1) + <= z <= den * B[n] + Since 1 / (1+2^(1-prec))^(n+1) >= (1 - 2^(1-prec))^(n+1) >= + 1 - (n+1) * 2^(1-prec): + den * B[n] / (2pi)^n * (1 - (p+1)/2^prec) * (1-(n+1)*2^(1-prec)) + <= z <= den * B[n] thus + den * B[n] * (1 - (2n+p+3)/2^prec) <= z <= den * B[n] */ + + /* the error is bounded by 2^(EXP(z)-prec) * (2n+p+3) */ + for (err = 0, p = 2 * n + p + 3; p > 1; err++, p = (p + 1) >> 1); + zn = MPFR_LIMB_SIZE(z) * GMP_NUMB_BITS; /* total number of bits of z */ + if (err >= prec) + ok = 0; else { - mpz_t t; - unsigned long k; - - b = (mpz_t *) (*__gmp_reallocate_func) - (b, n * sizeof (mpz_t), (n + 1) * sizeof (mpz_t)); - mpz_init (b[n]); - /* b[n] = -sum(binomial(2n+1,2k)*C[k]*(2n)!/(2k+1)!, k=0..n-1) */ - mpz_init_set_ui (t, 2 * n + 1); - mpz_mul_ui (t, t, 2 * n - 1); - mpz_mul_ui (t, t, 2 * n); - mpz_mul_ui (t, t, n); - mpz_fdiv_q_ui (t, t, 3); /* exact: t=binomial(2*n+1,2*k)*(2*n)!/(2*k+1)! - for k=n-1 */ - mpz_mul (b[n], t, b[n-1]); - for (k = n - 1; k-- > 0;) + err = prec - err; + /* now the absolute error is bounded by 2^(EXP(z) - err): + den * B[n] - 2^(EXP(z) - err) <= z <= den * B[n] + thus if subtracting 2^(EXP(z) - err) does not change the rounding + (up) we are ok */ + err = mpn_scan1 (MPFR_MANT(z), zn - err); + /* weight of this 1 bit is 2^(EXP(z) - zn + err) */ + ok = MPFR_EXP(z) < zn - err; + } + mpfr_get_z (num, z, MPFR_RNDU); + if ((n & 2) == 0) + mpz_neg (num, num); + + /* multiply by (n+1)! */ + mpz_mul_ui (t, t, n + 1); + mpz_divexact (t, t, den); /* t was still n! */ + mpz_mul (num, num, t); + mpz_set_ui (den, 1); + + mpfr_clear (y); + mpfr_clear (z); + mpz_clear (s); + mpz_clear (t); + mpz_clear (u); + + if (!ok) + { + prec += prec / 10; + goto try_again; + } + + mpz_clear (den); +} + +static MPFR_THREAD_ATTR mpz_t *bernoulli_table = NULL; +static MPFR_THREAD_ATTR unsigned long bernoulli_size = 0; +static MPFR_THREAD_ATTR unsigned long bernoulli_alloc = 0; + +mpz_srcptr +mpfr_bernoulli_cache (unsigned long n) +{ + unsigned long i; + + if (n >= bernoulli_size) + { + if (bernoulli_alloc == 0) + { + bernoulli_alloc = MAX(16, n + n/4); + bernoulli_table = (mpz_t *) + mpfr_allocate_func (bernoulli_alloc * sizeof (mpz_t)); + bernoulli_size = 0; + } + else if (n >= bernoulli_alloc) + { + bernoulli_table = (mpz_t *) mpfr_reallocate_func + (bernoulli_table, bernoulli_alloc * sizeof (mpz_t), + (n + n/4) * sizeof (mpz_t)); + bernoulli_alloc = n + n/4; + } + MPFR_ASSERTD (bernoulli_alloc > n); + MPFR_ASSERTD (bernoulli_size >= 0); + for (i = bernoulli_size; i <= n; i++) + mpfr_bernoulli_internal (bernoulli_table, i); + bernoulli_size = n+1; + } + MPFR_ASSERTD (bernoulli_size > n); + return bernoulli_table[n]; +} + +void +mpfr_bernoulli_freecache (void) +{ + unsigned long i; + + if (bernoulli_table != NULL) + { + for (i = 0; i < bernoulli_size; i++) { - mpz_mul_ui (t, t, 2 * k + 1); - mpz_mul_ui (t, t, 2 * k + 2); - mpz_mul_ui (t, t, 2 * k + 2); - mpz_mul_ui (t, t, 2 * k + 3); - mpz_fdiv_q_ui (t, t, 2 * (n - k) + 1); - mpz_fdiv_q_ui (t, t, 2 * (n - k)); - mpz_addmul (b[n], t, b[k]); + mpz_clear (bernoulli_table[i]); } - /* take into account C[1] */ - mpz_mul_ui (t, t, 2 * n + 1); - mpz_fdiv_q_2exp (t, t, 1); - mpz_sub (b[n], b[n], t); - mpz_neg (b[n], b[n]); - mpz_clear (t); + mpfr_free_func (bernoulli_table, bernoulli_alloc * sizeof (mpz_t)); + bernoulli_table = NULL; + bernoulli_alloc = 0; + bernoulli_size = 0; } - return b; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/beta.c b/Build/source/libs/mpfr/mpfr-src/src/beta.c new file mode 100644 index 00000000000..3fb9b9a774c --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/beta.c @@ -0,0 +1,345 @@ +/* mpfr_beta -- beta function + +Copyright 2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H /* for MPFR_INT_CEIL_LOG2 */ +#include "mpfr-impl.h" + +/* use formula (6.2.2) from Abramowitz & Stegun: + beta(z,w) = gamma(z)*gamma(w)/gamma(z+w) */ +int +mpfr_beta (mpfr_ptr r, mpfr_srcptr z, mpfr_srcptr w, mpfr_rnd_t rnd_mode) +{ + mpfr_exp_t emin, emax; + mpfr_uexp_t pmin; + mpfr_prec_t prec; + mpfr_t z_plus_w, tmp, tmp2; + int inex, w_integer; + MPFR_GROUP_DECL (group); + MPFR_ZIV_DECL (loop); + MPFR_SAVE_EXPO_DECL (expo); + + if (mpfr_less_p (z, w)) + return mpfr_beta (r, w, z, rnd_mode); + + /* Now, either z and w are unordered (at least one is a NaN), or z >= w. */ + + if (MPFR_ARE_SINGULAR (z, w)) + { + /* if z or w is NaN, return NaN */ + if (MPFR_IS_NAN (z) || MPFR_IS_NAN (w)) + { + MPFR_SET_NAN (r); + MPFR_RET_NAN; + } + else if (MPFR_IS_INF (z) || MPFR_IS_INF (w)) + { + /* Since we have z >= w: + if z = +Inf and w > 0, then r = +0 (including w = +Inf); + if z = +Inf and w = 0, then r = NaN + [beta(z,1/log(z)) tends to +Inf whereas + beta(z,1/log(log(z))) tends to +0] + if z = +Inf and w < 0: + if w is an integer or -Inf: r = NaN + if -2k-1 < w < -2k: r = -Inf + if -2k-2 < w < -2k-1: r = +Inf + if w = -Inf and z is finite and not an integer: + beta(z,t) for t going to -Inf oscillates between positive and + negative values, with poles around integer values of t, thus + beta(z,w) gives NaN; + if w = -Inf and z is an integer: + beta(z,w) gives +0 for z even > 0, -0 for z odd > 0, + NaN for z <= 0; + if z = -Inf (then w = -Inf too): r = NaN */ + if (MPFR_IS_INF (z) && MPFR_IS_POS(z)) /* z = +Inf */ + { + if (mpfr_cmp_ui (w, 0) > 0) + { + MPFR_SET_ZERO(r); + MPFR_SET_POS(r); + MPFR_RET(0); + } + else if (MPFR_IS_ZERO(w) || MPFR_IS_INF(w) || mpfr_integer_p (w)) + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + else + { + long q; + mpfr_t t; + + MPFR_SAVE_EXPO_MARK (expo); + mpfr_init2 (t, MPFR_PREC_MIN); + mpfr_set_ui (t, 1, MPFR_RNDN); + mpfr_fmodquo (t, &q, w, t, MPFR_RNDD); + mpfr_clear (t); + MPFR_SAVE_EXPO_FREE (expo); + /* q contains the low bits of trunc(w) where trunc() rounds + towards zero, thus if q is odd, then -2k-2 < w < -2k-1 */ + MPFR_SET_INF(r); + if ((unsigned long) q & 1) + MPFR_SET_NEG(r); + else + MPFR_SET_POS(r); + MPFR_RET(0); + } + } + else if (MPFR_IS_INF(w)) /* w = -Inf */ + { + if (mpfr_cmp_ui (z, 0) <= 0 || !mpfr_integer_p (z)) + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + else + { + MPFR_SET_ZERO(r); + if (mpfr_odd_p (z)) + MPFR_SET_NEG(r); + else + MPFR_SET_POS(r); + MPFR_RET(0); + } + } + } + else /* z or w is 0 */ + { + /* If x is not a nonpositive integer, Gamma(x) is regular, so that + when y -> 0 with either y >= 0 or y <= 0, + Beta(x,y) ~ Gamma(x) * Gamma(y) / Gamma(x) = Gamma(y) + Gamma(y) tends to an infinity of the same sign as y. + Thus Beta(x,y) should be an infinity of the same sign as y. + */ + if (mpfr_cmp_ui (z, 0) != 0) /* then w is +0 or -0 and z > 0 */ + { + /* beta(z,+0) = +Inf, beta(z,-0) = -Inf (see above) */ + MPFR_SET_INF(r); + MPFR_SET_SAME_SIGN(r,w); + MPFR_SET_DIVBY0 (); + MPFR_RET(0); + } + else if (mpfr_cmp_ui (w, 0) != 0) /* then z is +0 or -0 and w < 0 */ + { + if (mpfr_integer_p (w)) + { + /* For small u > 0, Beta(2u,w+u) and Beta(2u,w-u) have + opposite signs, so that they tend to infinities of + opposite signs when u -> 0. Thus the result is NaN. */ + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + else + { + /* beta(+0,w) = +Inf, beta(-0,w) = -Inf (see above) */ + MPFR_SET_INF(r); + MPFR_SET_SAME_SIGN(r,z); + MPFR_SET_DIVBY0 (); + MPFR_RET(0); + } + } + else /* w = z = 0: + beta(+0,+0) = +Inf + beta(-0,-0) = -Inf + beta(+0,-0) = NaN */ + { + if (MPFR_SIGN(z) == MPFR_SIGN(w)) + { + MPFR_SET_INF(r); + MPFR_SET_SAME_SIGN(r,z); + MPFR_SET_DIVBY0 (); + MPFR_RET(0); + } + else + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + } + } + } + + /* special case when w is a negative integer */ + w_integer = mpfr_integer_p (w); + if (w_integer && MPFR_IS_NEG(w)) + { + /* if z < 0 or z+w > 0, or z is not an integer, return NaN */ + if (MPFR_IS_NEG(z) || mpfr_cmpabs (z, w) > 0 || !mpfr_integer_p (z)) + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + /* If z+w = 0, the result is 1/z. */ + if (mpfr_cmpabs (z, w) == 0) + return mpfr_ui_div (r, 1, z, rnd_mode); + /* Now z is an integer and z+w <= 0: return (-1)^z*beta(z,1-w-z). + Since z and w are of opposite signs, |z+w| <= max(|z|,|w|). */ + emax = MAX (MPFR_EXP(z), MPFR_EXP(w)); + mpfr_init2 (z_plus_w, (mpfr_prec_t) emax); + inex = mpfr_add (z_plus_w, z, w, MPFR_RNDN); + MPFR_ASSERTN(inex == 0); + inex = mpfr_ui_sub (z_plus_w, 1, z_plus_w, MPFR_RNDN); + MPFR_ASSERTN(inex == 0); + if (mpfr_odd_p (z)) + { + inex = -mpfr_beta (r, z, z_plus_w, MPFR_INVERT_RND (rnd_mode)); + MPFR_CHANGE_SIGN(r); + } + else + inex = mpfr_beta (r, z, z_plus_w, rnd_mode); + mpfr_clear (z_plus_w); + return inex; + } + + /* special case when z is a negative integer: here w < z and w is not an + integer */ + if (mpfr_integer_p (z) && MPFR_IS_NEG(z)) + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + + MPFR_SAVE_EXPO_MARK (expo); + + /* compute the smallest precision such that z + w is exact */ + emax = MAX (MPFR_EXP(z), MPFR_EXP(w)); + emin = MIN (MPFR_EXP(z) - MPFR_PREC(z), MPFR_EXP(w) - MPFR_PREC(w)); + MPFR_ASSERTD (emax >= emin); + /* Thus the math value of emax - emin is representable in mpfr_uexp_t. */ + pmin = (mpfr_uexp_t) emax - emin; + /* If z and w have same sign, their sum can have exponent emax + 1. */ + pmin += 1; + if (pmin > MPFR_PREC_MAX) /* FIXME: check if result can differ from NaN. */ + { + MPFR_SAVE_EXPO_FREE (expo); + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + MPFR_ASSERTN (pmin <= MPFR_PREC_MAX); /* detect integer overflow */ + mpfr_init2 (z_plus_w, (mpfr_prec_t) pmin); + inex = mpfr_add (z_plus_w, z, w, MPFR_RNDN); + /* if z+w overflows with rounding to nearest, then w must be larger than + 1/2*ulp(z), thus we have an underflow. */ + if (MPFR_IS_INF(z_plus_w)) + { + mpfr_clear (z_plus_w); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_underflow (r, rnd_mode, 1); + } + MPFR_ASSERTN(inex == 0); + + /* If z+w is 0 or a negative integer, return +0 when w (and thus z) is not + an integer. Indeed, gamma(z) and gamma(w) are regular numbers, and + gamma(z+w) is Inf, thus 1/gamma(z+w) is zero. Unless there is a rule + to choose the sign of 0, we choose +0. */ + if (mpfr_cmp_ui (z_plus_w, 0) <= 0 && !w_integer + && mpfr_integer_p (z_plus_w)) + { + mpfr_clear (z_plus_w); + MPFR_SAVE_EXPO_FREE (expo); + MPFR_SET_ZERO(r); + MPFR_SET_POS(r); + MPFR_RET(0); + } + + prec = MPFR_PREC(r); + prec += MPFR_INT_CEIL_LOG2 (prec); + MPFR_GROUP_INIT_2 (group, prec, tmp, tmp2); + MPFR_ZIV_INIT (loop, prec); + for (;;) + { + unsigned int inex2; /* unsigned due to bitwise operations */ + + MPFR_GROUP_REPREC_2 (group, prec, tmp, tmp2); + inex2 = mpfr_gamma (tmp, z, MPFR_RNDN); + /* tmp = gamma(z) * (1 + theta) with |theta| <= 2^-prec */ + inex2 |= mpfr_gamma (tmp2, w, MPFR_RNDN); + /* tmp2 = gamma(w) * (1 + theta2) with |theta2| <= 2^-prec */ + inex2 |= mpfr_mul (tmp, tmp, tmp2, MPFR_RNDN); + /* tmp = gamma(z)*gamma(w) * (1 + theta3)^3 with |theta3| <= 2^-prec */ + inex2 |= mpfr_gamma (tmp2, z_plus_w, MPFR_RNDN); + /* tmp2 = gamma(z+w) * (1 + theta4) with |theta4| <= 2^-prec */ + inex2 |= mpfr_div (tmp, tmp, tmp2, MPFR_RNDN); + /* tmp = gamma(z)*gamma(w)/gamma(z+w) * (1 + theta5)^5 + with |theta5| <= 2^-prec. For prec >= 3, we have + |(1 + theta5)^5 - 1| <= 7 * 2^(-prec), thus the error is bounded + by 7 ulps */ + + if (MPFR_IS_NAN(tmp)) /* FIXME: most probably gamma(z)*gamma(w) = +-Inf, + and gamma(z+w) = +-Inf, can we do better? */ + { + mpfr_clear (z_plus_w); + MPFR_ZIV_FREE (loop); + MPFR_GROUP_CLEAR (group); + MPFR_SAVE_EXPO_FREE (expo); + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + + MPFR_ASSERTN(mpfr_regular_p (tmp)); + + /* if inex2 = 0, then tmp is exactly beta(z,w) */ + if (inex2 == 0 || + MPFR_LIKELY (MPFR_CAN_ROUND (tmp, prec - 3, MPFR_PREC(r), rnd_mode))) + break; + + /* beta(1,+/-2^(-k)) = +/-2^k is exact, and cannot be detected above + since gamma(+/-2^(-k)) is not exact */ + if (mpfr_cmp_ui (z, 1) == 0) + { + mpfr_exp_t expw = mpfr_get_exp (w); + if (mpfr_cmp_ui_2exp (w, 1, expw - 1) == 0) + { + /* since z >= w, this will only match w <= 1 */ + mpfr_set_ui_2exp (tmp, 1, 1 - expw, MPFR_RNDN); + break; + } + else if (mpfr_cmp_si_2exp (w, -1, expw - 1) == 0) + { + mpfr_set_si_2exp (tmp, -1, 1 - expw, MPFR_RNDN); + break; + } + } + + /* beta(2^k,1) = 1/2^k for k > 0 (k <= 0 was already tested above) */ + if (mpfr_cmp_ui (w, 1) == 0 && + mpfr_cmp_ui_2exp (z, 1, MPFR_EXP(z) - 1) == 0) + { + mpfr_set_ui_2exp (tmp, 1, 1 - MPFR_EXP(z), MPFR_RNDN); + break; + } + + /* beta(2,-0.5) = -4 */ + if (mpfr_cmp_ui (z, 2) == 0 && mpfr_cmp_si_2exp (w, -1, -1) == 0) + { + mpfr_set_si_2exp (tmp, -1, 2, MPFR_RNDN); + break; + } + + MPFR_ZIV_NEXT (loop, prec); + } + MPFR_ZIV_FREE (loop); + inex = mpfr_set (r, tmp, rnd_mode); + MPFR_GROUP_CLEAR (group); + mpfr_clear (z_plus_w); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (r, inex, rnd_mode); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/buildopt.c b/Build/source/libs/mpfr/mpfr-src/src/buildopt.c index 471f9e0282a..1386c311afd 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/buildopt.c +++ b/Build/source/libs/mpfr/mpfr-src/src/buildopt.c @@ -34,6 +34,16 @@ mpfr_buildopt_tls_p (void) } int +mpfr_buildopt_float128_p (void) +{ +#ifdef MPFR_WANT_FLOAT128 + return 1; +#else + return 0; +#endif +} + +int mpfr_buildopt_decimal_p (void) { #ifdef MPFR_WANT_DECIMAL_FLOATS @@ -53,11 +63,18 @@ mpfr_buildopt_gmpinternals_p (void) #endif } -const char *mpfr_buildopt_tune_case (void) +int +mpfr_buildopt_sharedcache_p (void) { -#ifdef MPFR_TUNE_CASE - return MPFR_TUNE_CASE; +#if defined (WANT_SHARED_CACHE) + return 1; #else - return "Generic thresholds"; + return 0; #endif } + +const char *mpfr_buildopt_tune_case (void) +{ + /* MPFR_TUNE_CASE is always defined (can be "default"). */ + return MPFR_TUNE_CASE; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/cache.c b/Build/source/libs/mpfr/mpfr-src/src/cache.c index 9c5b73f8dfb..a48de9967ba 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cache.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cache.c @@ -37,37 +37,76 @@ mpfr_init_cache (mpfr_cache_t cache, int (*func)(mpfr_ptr, mpfr_rnd_t)) void mpfr_clear_cache (mpfr_cache_t cache) { - if (MPFR_PREC (cache->x) != 0) - mpfr_clear (cache->x); - MPFR_PREC (cache->x) = 0; + if (MPFR_UNLIKELY (MPFR_PREC (cache->x) != 0)) + { + /* Get the cache in read-write mode */ + MPFR_LOCK_WRITE(cache->lock); + + if (MPFR_LIKELY (MPFR_PREC (cache->x) != 0)) + { + mpfr_clear (cache->x); + MPFR_PREC (cache->x) = 0; + } + + /* Free the cache in read-write mode */ + MPFR_UNLOCK_WRITE(cache->lock); + } } int mpfr_cache (mpfr_ptr dest, mpfr_cache_t cache, mpfr_rnd_t rnd) { mpfr_prec_t prec = MPFR_PREC (dest); - mpfr_prec_t pold = MPFR_PREC (cache->x); + mpfr_prec_t pold; int inexact, sign; MPFR_SAVE_EXPO_DECL (expo); + /* Call the initialisation function of the cache if it's needed */ + MPFR_DEFERRED_INIT_CALL(cache); + MPFR_SAVE_EXPO_MARK (expo); + /* Get the cache in read-only mode */ + MPFR_LOCK_READ(cache->lock); + /* Read the precision within the cache */ + pold = MPFR_PREC (cache->x); if (MPFR_UNLIKELY (prec > pold)) { - /* No previous result in the cache or the precision of the - previous result is not sufficient. */ - - if (MPFR_UNLIKELY (pold == 0)) /* No previous result. */ - mpfr_init2 (cache->x, prec); + /* Free the cache in read-only mode */ + /* And get the cache in read-write mode */ + MPFR_LOCK_READ2WRITE(cache->lock); + + /* Retest the precision once we get the lock. + If there is no lock, there is no harm in this code */ + pold = MPFR_PREC (cache->x); + if (MPFR_LIKELY (prec > pold)) + { + /* No previous result in the cache or the precision of the previous + result is not sufficient. We increase the cache size by at least + 10% to avoid invalidating the cache many times if one performs + several computations with small increase of precision. */ + if (MPFR_UNLIKELY (pold == 0)) /* No previous result. */ + mpfr_init2 (cache->x, prec); /* as pold = prec below */ + else + pold += pold / 10; + + /* Update the cache. */ + if (pold < prec) + pold = prec; + + /* no need to keep the previous value */ + mpfr_set_prec (cache->x, pold); + cache->inexact = (*cache->func) (cache->x, MPFR_RNDN); + } - /* Update the cache. */ - pold = prec; - /* no need to keep the previous value */ - mpfr_set_prec (cache->x, pold); - cache->inexact = (*cache->func) (cache->x, MPFR_RNDN); + /* Free the cache in read-write mode */ + /* Get the cache in read-only mode */ + MPFR_LOCK_WRITE2READ(cache->lock); } /* now pold >= prec is the precision of cache->x */ + MPFR_ASSERTD (pold >= prec); + MPFR_ASSERTD (MPFR_PREC (cache->x) == pold); /* First, check if the cache has the exact value (unlikely). Else the exact value is between (assuming x=cache->x > 0): @@ -78,7 +117,7 @@ mpfr_cache (mpfr_ptr dest, mpfr_cache_t cache, mpfr_rnd_t rnd) /* we assume all cached constants are positive */ MPFR_ASSERTN (MPFR_IS_POS (cache->x)); /* TODO... */ sign = MPFR_SIGN (cache->x); - MPFR_SET_EXP (dest, MPFR_GET_EXP (cache->x)); + MPFR_EXP (dest) = MPFR_GET_EXP (cache->x); MPFR_SET_SIGN (dest, sign); /* round cache->x from precision pold down to precision prec */ @@ -105,6 +144,8 @@ mpfr_cache (mpfr_ptr dest, mpfr_cache_t cache, mpfr_rnd_t rnd) mpfr_overflow (dest, rnd, sign); ); + /* Rather a likely, this is a 100% succes rate for + all constants of MPFR */ if (MPFR_LIKELY (cache->inexact != 0)) { switch (rnd) @@ -141,5 +182,9 @@ mpfr_cache (mpfr_ptr dest, mpfr_cache_t cache, mpfr_rnd_t rnd) } MPFR_SAVE_EXPO_FREE (expo); + + /* Free the cache in read-only mode */ + MPFR_UNLOCK_READ(cache->lock); + return mpfr_check_range (dest, inexact, rnd); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/check.c b/Build/source/libs/mpfr/mpfr-src/src/check.c index 475e2b06f30..f91e1d2d764 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/check.c +++ b/Build/source/libs/mpfr/mpfr-src/src/check.c @@ -25,6 +25,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., /* * Check if x is a valid mpfr_t initializes by mpfr_init * Returns 0 if isn't valid + * + * Note: Due to the MPFR_GET_ALLOC_SIZE test, this function must not + * be called on statically allocated numbers (only used inside MPFR). + * Anyway, this test should not be useful on such numbers. */ int mpfr_check (mpfr_srcptr x) @@ -32,49 +36,46 @@ mpfr_check (mpfr_srcptr x) mp_size_t s, i; mp_limb_t tmp; volatile mp_limb_t *xm; + mpfr_prec_t prec; int rw; - /* Check Sign */ - if (MPFR_SIGN(x) != MPFR_SIGN_POS && MPFR_SIGN(x) != MPFR_SIGN_NEG) + /* Check sign */ + if (MPFR_SIGN(x) != MPFR_SIGN_POS && + MPFR_SIGN(x) != MPFR_SIGN_NEG) return 0; - /* Check Precision */ - if ( (MPFR_PREC(x) < MPFR_PREC_MIN) || (MPFR_PREC(x) > MPFR_PREC_MAX)) + /* Check precision */ + prec = MPFR_PREC(x); + if (! MPFR_PREC_COND (prec)) return 0; - /* Check Mantissa */ + /* Check mantissa */ xm = MPFR_MANT(x); - if (!xm) + if (xm == NULL) return 0; /* Check size of mantissa */ s = MPFR_GET_ALLOC_SIZE(x); - if (s<=0 || s > MP_SIZE_T_MAX || - MPFR_PREC(x) > ((mpfr_prec_t)s*GMP_NUMB_BITS)) + if (s <= 0 || s > MP_SIZE_T_MAX || + prec > (mpfr_prec_t) s * GMP_NUMB_BITS) return 0; - /* Acces all the mp_limb of the mantissa: may do a seg fault */ - for(i = 0 ; i < s ; i++) + /* Access all the mp_limb of the mantissa: may do a seg fault */ + for (i = 0 ; i < s ; i++) tmp = xm[i]; - /* Check if it isn't singular*/ - if (! MPFR_IS_SINGULAR (x)) + /* Check singular numbers (do not use MPFR_IS_PURE_FP() in order to avoid + any assertion checking, as this function mpfr_check() does something + similar by returning a Boolean instead of doing an abort if the format + is incorrect). */ + if (MPFR_IS_SINGULAR (x)) + return MPFR_IS_ZERO(x) || MPFR_IS_NAN(x) || MPFR_IS_INF(x); + /* Check the most significant limb (its MSB must be 1) */ + if (! MPFR_IS_NORMALIZED (x)) + return 0; + /* Check the least significant limb (the trailing bits must be 0) */ + rw = prec % GMP_NUMB_BITS; + if (rw != 0) { - /* Check first mp_limb of mantissa (Must start with a 1 bit) */ - if ( ((xm[MPFR_LIMB_SIZE(x)-1])>>(GMP_NUMB_BITS-1)) == 0) - return 0; - /* Check last mp_limb of mantissa */ - rw = (MPFR_PREC(x) % GMP_NUMB_BITS); - if (rw != 0) - { - tmp = MPFR_LIMB_MASK (GMP_NUMB_BITS - rw); - if ((xm[0] & tmp) != 0) - return 0; - } - /* Check exponent range */ - if ((MPFR_EXP (x) < __gmpfr_emin) || (MPFR_EXP (x) > __gmpfr_emax)) + tmp = MPFR_LIMB_MASK (GMP_NUMB_BITS - rw); + if ((xm[0] & tmp) != 0) return 0; } - else - { - /* Singular value is zero, inf or nan */ - MPFR_ASSERTD(MPFR_IS_ZERO(x) || MPFR_IS_NAN(x) || MPFR_IS_INF(x)); - } - return 1; + /* Check exponent range */ + return MPFR_EXP_IN_RANGE (MPFR_EXP (x)); } - diff --git a/Build/source/libs/mpfr/mpfr-src/src/clear.c b/Build/source/libs/mpfr/mpfr-src/src/clear.c index 135a08ab50d..9157a820eb6 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/clear.c +++ b/Build/source/libs/mpfr/mpfr-src/src/clear.c @@ -22,10 +22,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -void +MPFR_HOT_FUNCTION_ATTR void mpfr_clear (mpfr_ptr m) { - (*__gmp_free_func) (MPFR_GET_REAL_PTR (m), + mpfr_free_func (MPFR_GET_REAL_PTR (m), MPFR_MALLOC_SIZE (MPFR_GET_ALLOC_SIZE (m))); MPFR_MANT (m) = (mp_limb_t *) 0; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/clears.c b/Build/source/libs/mpfr/mpfr-src/src/clears.c index 2f96459eefa..e442e0f03de 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/clears.c +++ b/Build/source/libs/mpfr/mpfr-src/src/clears.c @@ -22,8 +22,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -#undef HAVE_STDARG -#include "config.h" /* for a build within gmp */ +# undef HAVE_STDARG +# include "config.h" #endif #if HAVE_STDARG diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp.c b/Build/source/libs/mpfr/mpfr-src/src/cmp.c index 9dd4db8f6c8..102af1683e2 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp.c @@ -28,7 +28,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., returns 0 and sets erange flag if b and/or c is NaN. */ -int +MPFR_HOT_FUNCTION_ATTR int mpfr_cmp3 (mpfr_srcptr b, mpfr_srcptr c, int s) { mpfr_exp_t be, ce; @@ -41,7 +41,7 @@ mpfr_cmp3 (mpfr_srcptr b, mpfr_srcptr c, int s) { if (MPFR_IS_NAN (b) || MPFR_IS_NAN (c)) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } else if (MPFR_IS_INF(b)) @@ -73,8 +73,8 @@ mpfr_cmp3 (mpfr_srcptr b, mpfr_srcptr c, int s) /* both signs and exponents are equal */ - bn = (MPFR_PREC(b)-1)/GMP_NUMB_BITS; - cn = (MPFR_PREC(c)-1)/GMP_NUMB_BITS; + bn = MPFR_LAST_LIMB (b); + cn = MPFR_LAST_LIMB (c); bp = MPFR_MANT(b); cp = MPFR_MANT(c); diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp2.c b/Build/source/libs/mpfr/mpfr-src/src/cmp2.c index 4e5c290178d..7b58859c7d0 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp2.c @@ -38,6 +38,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) { mp_limb_t *bp, *cp, bb, cc = 0, lastc = 0, dif, high_dif = 0; mp_size_t bn, cn; + mpfr_exp_t sdiff_exp; mpfr_uexp_t diff_exp; mpfr_prec_t res = 0; int sign; @@ -48,13 +49,21 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) /* the cases b=0 or c=0 are also treated apart in agm and sub (which calls sub1) */ - MPFR_ASSERTD (MPFR_IS_PURE_FP(b)); - MPFR_ASSERTD (MPFR_IS_PURE_FP(c)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (b)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (c)); - if (MPFR_GET_EXP (b) >= MPFR_GET_EXP (c)) + sdiff_exp = MPFR_UNLIKELY (MPFR_IS_UBF (b) || MPFR_IS_UBF (c)) ? + mpfr_ubf_diff_exp (b, c) : MPFR_GET_EXP (b) - MPFR_GET_EXP (c); + + /* The returned result is restricted to [MPFR_EXP_MIN,MPFR_EXP_MAX], + which is the range of the mpfr_exp_t type. But under the condition + below, the value of cancel will not be affected. */ + MPFR_STAT_STATIC_ASSERT (MPFR_EXP_MAX > MPFR_PREC_MAX); + + if (sdiff_exp >= 0) { sign = 1; - diff_exp = (mpfr_uexp_t) MPFR_GET_EXP (b) - MPFR_GET_EXP (c); + diff_exp = sdiff_exp; bp = MPFR_MANT(b); cp = MPFR_MANT(c); @@ -62,7 +71,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) bn = (MPFR_PREC(b) - 1) / GMP_NUMB_BITS; cn = (MPFR_PREC(c) - 1) / GMP_NUMB_BITS; /* # of limbs of c minus 1 */ - if (MPFR_UNLIKELY( diff_exp == 0 )) + if (diff_exp == 0) { while (bn >= 0 && cn >= 0 && bp[bn] == cp[cn]) { @@ -73,30 +82,32 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) if (MPFR_UNLIKELY (bn < 0)) { - if (MPFR_LIKELY (cn < 0)) /* b = c */ + if (MPFR_LIKELY (cn < 0)) /* |b| = |c| */ return 0; + /* b has been read entirely, but not c. Replace b by c for the + symmetric case below (only the sign differs if not 0). */ bp = cp; bn = cn; - cn = -1; + cn = -1; /* to enter the following "if" */ sign = -1; } if (MPFR_UNLIKELY (cn < 0)) /* c discards exactly the upper part of b */ { - unsigned int z; + int z; MPFR_ASSERTD (bn >= 0); while (bp[bn] == 0) { - if (--bn < 0) /* b = c */ + if (--bn < 0) /* |b| = |c| */ return 0; res += GMP_NUMB_BITS; } - count_leading_zeros(z, bp[bn]); /* bp[bn] <> 0 */ + count_leading_zeros (z, bp[bn]); /* bp[bn] <> 0 */ *cancel = res + z; return sign; } @@ -118,7 +129,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) else /* MPFR_EXP(b) < MPFR_EXP(c) */ { sign = -1; - diff_exp = (mpfr_uexp_t) MPFR_GET_EXP (c) - MPFR_GET_EXP (b); + diff_exp = - (mpfr_uexp_t) sdiff_exp; bp = MPFR_MANT(c); cp = MPFR_MANT(b); @@ -136,7 +147,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) if (MPFR_LIKELY (diff_exp < GMP_NUMB_BITS)) { cc = cp[cn] >> diff_exp; - /* warning: a shift by GMP_NUMB_BITS may give wrong results */ + /* warning: a shift by GMP_NUMB_BITS is not allowed by ISO C */ if (diff_exp) lastc = cp[cn] << (GMP_NUMB_BITS - diff_exp); cn--; @@ -152,6 +163,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) while (MPFR_UNLIKELY ((cn >= 0 || lastc != 0) && (high_dif == 0) && (dif == 1))) { /* dif=1 implies diff_exp = 0 or 1 */ + MPFR_ASSERTD (diff_exp <= 1); bb = (bn >= 0) ? bp[bn] : 0; cc = lastc; if (cn >= 0) @@ -160,8 +172,9 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) { cc += cp[cn]; } - else /* diff_exp = 1 */ + else { + MPFR_ASSERTD (diff_exp == 1); cc += cp[cn] >> 1; lastc = cp[cn] << (GMP_NUMB_BITS - 1); } @@ -188,9 +201,9 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) } else /* high_dif == 0 */ { - unsigned int z; + int z; - count_leading_zeros(z, dif); /* dif > 1 here */ + count_leading_zeros (z, dif); /* dif > 1 here */ res += z; if (MPFR_LIKELY(dif != (MPFR_LIMB_ONE << (GMP_NUMB_BITS - z - 1)))) { /* dif is not a power of two */ @@ -200,7 +213,7 @@ mpfr_cmp2 (mpfr_srcptr b, mpfr_srcptr c, mpfr_prec_t *cancel) } /* now result is res + (low(b) < low(c)) */ - while (MPFR_UNLIKELY (bn >= 0 && (cn >= 0 || lastc != 0))) + while (bn >= 0 && (cn >= 0 || lastc != 0)) { if (diff_exp >= GMP_NUMB_BITS) diff_exp -= GMP_NUMB_BITS; diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp_abs.c b/Build/source/libs/mpfr/mpfr-src/src/cmp_abs.c index ca05493fc7e..12ab6371561 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp_abs.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp_abs.c @@ -36,7 +36,7 @@ mpfr_cmpabs (mpfr_srcptr b, mpfr_srcptr c) { if (MPFR_IS_NAN (b) || MPFR_IS_NAN (c)) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } else if (MPFR_IS_INF (b)) diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp_d.c b/Build/source/libs/mpfr/mpfr-src/src/cmp_d.c index 04a20238a85..cb3c7cbd008 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp_d.c @@ -27,19 +27,19 @@ mpfr_cmp_d (mpfr_srcptr b, double d) { mpfr_t tmp; int res; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (tmp, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, tmp, IEEE_DBL_MANT_DIG); res = mpfr_set_d (tmp, d, MPFR_RNDN); MPFR_ASSERTD (res == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); res = mpfr_cmp (b, tmp); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear (tmp); MPFR_SAVE_EXPO_FREE (expo); return res; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp_ld.c b/Build/source/libs/mpfr/mpfr-src/src/cmp_ld.c index d2eda97d09d..536316a182c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp_ld.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp_ld.c @@ -20,6 +20,8 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#include <float.h> /* needed so that MPFR_LDBL_MANT_DIG is correctly defined */ + #include "mpfr-impl.h" int @@ -33,9 +35,17 @@ mpfr_cmp_ld (mpfr_srcptr b, long double d) mpfr_init2 (tmp, MPFR_LDBL_MANT_DIG); res = mpfr_set_ld (tmp, d, MPFR_RNDN); + if (res != 0) /* can happen when "long double" is double-double */ + { + /* since the smallest value is 2^(-1074) and the largest is + < 2^1024, every double-double is exactly representable with + 1024 + 1074 bits */ + mpfr_set_prec (tmp, 1024 + 1074); + res = mpfr_set_ld (tmp, d, MPFR_RNDN); + } MPFR_ASSERTD (res == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); res = mpfr_cmp (b, tmp); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp_si.c b/Build/source/libs/mpfr/mpfr-src/src/cmp_si.c index 8991949df68..d053e819d07 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp_si.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp_si.c @@ -43,7 +43,7 @@ mpfr_cmp_si_2exp (mpfr_srcptr b, long int i, mpfr_exp_t f) else if (MPFR_IS_ZERO(b)) return i != 0 ? -si : 0; /* NAN */ - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } else if (MPFR_SIGN(b) != si || i == 0) diff --git a/Build/source/libs/mpfr/mpfr-src/src/cmp_ui.c b/Build/source/libs/mpfr/mpfr-src/src/cmp_ui.c index f922623a7cf..3732fc983c3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cmp_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cmp_ui.c @@ -37,7 +37,7 @@ mpfr_cmp_ui_2exp (mpfr_srcptr b, unsigned long int i, mpfr_exp_t f) { if (MPFR_IS_NAN (b)) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } else if (MPFR_IS_INF(b)) diff --git a/Build/source/libs/mpfr/mpfr-src/src/const_euler.c b/Build/source/libs/mpfr/mpfr-src/src/const_euler.c index 7bd879d4b81..44af5b82375 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/const_euler.c +++ b/Build/source/libs/mpfr/mpfr-src/src/const_euler.c @@ -1,7 +1,7 @@ /* mpfr_const_euler -- Euler's constant Copyright 2001-2017 Free Software Foundation, Inc. -Contributed by the AriC and Caramba projects, INRIA. +Contributed by Fredrik Johansson. This file is part of the GNU MPFR Library. @@ -20,6 +20,9 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +/* The approximation error bound uses Theorem 1 and Remark 2 in + http://arxiv.org/pdf/1312.0039v1.pdf */ + #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" @@ -34,188 +37,240 @@ mpfr_const_euler (mpfr_ptr x, mpfr_rnd_t rnd_mode) { } -static void mpfr_const_euler_S2 (mpfr_ptr, unsigned long); -static void mpfr_const_euler_R (mpfr_ptr, unsigned long); - -int -mpfr_const_euler_internal (mpfr_t x, mpfr_rnd_t rnd) +typedef struct { - mpfr_prec_t prec = MPFR_PREC(x), m, log2m; - mpfr_t y, z; - unsigned long n; - int inexact; - MPFR_ZIV_DECL (loop); + mpz_t P; + mpz_t Q; + mpz_t T; + mpz_t C; + mpz_t D; + mpz_t V; +} mpfr_const_euler_bs_struct; + +typedef mpfr_const_euler_bs_struct mpfr_const_euler_bs_t[1]; - log2m = MPFR_INT_CEIL_LOG2 (prec); - m = prec + 2 * log2m + 23; +static void +mpfr_const_euler_bs_init (mpfr_const_euler_bs_t s) +{ + mpz_init (s->P); + mpz_init (s->Q); + mpz_init (s->T); + mpz_init (s->C); + mpz_init (s->D); + mpz_init (s->V); +} - mpfr_init2 (y, m); - mpfr_init2 (z, m); +static void +mpfr_const_euler_bs_clear (mpfr_const_euler_bs_t s) +{ + mpz_clear (s->P); + mpz_clear (s->Q); + mpz_clear (s->T); + mpz_clear (s->C); + mpz_clear (s->D); + mpz_clear (s->V); +} - MPFR_ZIV_INIT (loop, m); - for (;;) +static void +mpfr_const_euler_bs_1 (mpfr_const_euler_bs_t s, + unsigned long n1, unsigned long n2, unsigned long N, + int cont) +{ + if (n2 - n1 == 1) { - mpfr_exp_t exp_S, err; - /* since prec >= 1, we have m >= 24 here, which ensures n >= 9 below */ - n = 1 + (unsigned long) ((double) m * LOG2 / 2.0); - MPFR_ASSERTD (n >= 9); - mpfr_const_euler_S2 (y, n); /* error <= 3 ulps */ - exp_S = MPFR_EXP(y); - mpfr_set_ui (z, n, MPFR_RNDN); - mpfr_log (z, z, MPFR_RNDD); /* error <= 1 ulp */ - mpfr_sub (y, y, z, MPFR_RNDN); /* S'(n) - log(n) */ - /* the error is less than 1/2 + 3*2^(exp_S-EXP(y)) + 2^(EXP(z)-EXP(y)) - <= 1/2 + 2^(exp_S+2-EXP(y)) + 2^(EXP(z)-EXP(y)) - <= 1/2 + 2^(1+MAX(exp_S+2,EXP(z))-EXP(y)) */ - err = 1 + MAX(exp_S + 2, MPFR_EXP(z)) - MPFR_EXP(y); - err = (err >= -1) ? err + 1 : 0; /* error <= 2^err ulp(y) */ - exp_S = MPFR_EXP(y); - mpfr_const_euler_R (z, n); /* err <= ulp(1/2) = 2^(-m) */ - mpfr_sub (y, y, z, MPFR_RNDN); - /* err <= 1/2 ulp(y) + 2^(-m) + 2^(err + exp_S - EXP(y)) ulp(y). - Since the result is between 0.5 and 1, ulp(y) = 2^(-m). - So we get 3/2*ulp(y) + 2^(err + exp_S - EXP(y)) ulp(y). - 3/2 + 2^e <= 2^(e+1) for e>=1, and <= 2^2 otherwise */ - err = err + exp_S - MPFR_EXP(y); - err = (err >= 1) ? err + 1 : 2; - if (MPFR_LIKELY (MPFR_CAN_ROUND (y, m - err, prec, rnd))) - break; - MPFR_ZIV_NEXT (loop, m); - mpfr_set_prec (y, m); - mpfr_set_prec (z, m); + mpz_set_ui (s->P, N); + mpz_mul (s->P, s->P, s->P); + mpz_set_ui (s->Q, n1 + 1); + mpz_mul (s->Q, s->Q, s->Q); + mpz_set_ui (s->C, 1); + mpz_set_ui (s->D, n1 + 1); + mpz_set (s->T, s->P); + mpz_set (s->V, s->P); } - MPFR_ZIV_FREE (loop); + else + { + mpfr_const_euler_bs_t L, R; + mpz_t t, u, v; + unsigned long m = (n1 + n2) / 2; - inexact = mpfr_set (x, y, rnd); + mpfr_const_euler_bs_init (L); + mpfr_const_euler_bs_init (R); + mpfr_const_euler_bs_1 (L, n1, m, N, 1); + mpfr_const_euler_bs_1 (R, m, n2, N, 1); - mpfr_clear (y); - mpfr_clear (z); + mpz_init (t); + mpz_init (u); + mpz_init (v); - return inexact; /* always inexact */ + if (cont) + mpz_mul (s->P, L->P, R->P); + + mpz_mul (s->Q, L->Q, R->Q); + mpz_mul (s->D, L->D, R->D); + + /* T = LP RT + RQ LT*/ + mpz_mul (t, L->P, R->T); + mpz_mul (v, R->Q, L->T); + mpz_add (s->T, t, v); + + /* C = LC RD + RC LD */ + if (cont) + { + mpz_mul (s->C, L->C, R->D); + mpz_addmul (s->C, R->C, L->D); + } + + /* V = RD (RQ LV + LC LP RT) + LD LP RV */ + mpz_mul (u, L->P, R->V); + mpz_mul (u, u, L->D); + mpz_mul (v, R->Q, L->V); + mpz_addmul (v, t, L->C); + mpz_mul (v, v, R->D); + mpz_add (s->V, u, v); + + mpfr_const_euler_bs_clear (L); + mpfr_const_euler_bs_clear (R); + mpz_clear (t); + mpz_clear (u); + mpz_clear (v); + } } static void -mpfr_const_euler_S2_aux (mpz_t P, mpz_t Q, mpz_t T, unsigned long n, - unsigned long a, unsigned long b, int need_P) +mpfr_const_euler_bs_2 (mpz_t P, mpz_t Q, mpz_t T, + unsigned long n1, unsigned long n2, unsigned long N, + int cont) { - if (a + 1 == b) + if (n2 - n1 == 1) { - mpz_set_ui (P, n); - if (a > 1) - mpz_mul_si (P, P, 1 - (long) a); + if (n1 == 0) + { + mpz_set_ui (P, 1); + mpz_set_ui (Q, 4 * N); + } + else + { + mpz_set_ui (P, 2 * n1 - 1); + mpz_pow_ui (P, P, 3); + mpz_set_ui (Q, 32 * n1); + mpz_mul_ui (Q, Q, N); + mpz_mul_ui (Q, Q, N); + } mpz_set (T, P); - mpz_set_ui (Q, a); - mpz_mul_ui (Q, Q, a); } else { - unsigned long c = (a + b) / 2; mpz_t P2, Q2, T2; - mpfr_const_euler_S2_aux (P, Q, T, n, a, c, 1); + unsigned long m = (n1 + n2) / 2; + mpz_init (P2); mpz_init (Q2); mpz_init (T2); - mpfr_const_euler_S2_aux (P2, Q2, T2, n, c, b, 1); + mpfr_const_euler_bs_2 (P, Q, T, n1, m, N, 1); + mpfr_const_euler_bs_2 (P2, Q2, T2, m, n2, N, 1); mpz_mul (T, T, Q2); mpz_mul (T2, T2, P); mpz_add (T, T, T2); - if (need_P) + if (cont) mpz_mul (P, P, P2); mpz_mul (Q, Q, Q2); mpz_clear (P2); mpz_clear (Q2); mpz_clear (T2); - /* divide by 2 if possible */ - { - unsigned long v2; - v2 = mpz_scan1 (P, 0); - c = mpz_scan1 (Q, 0); - if (c < v2) - v2 = c; - c = mpz_scan1 (T, 0); - if (c < v2) - v2 = c; - if (v2) - { - mpz_tdiv_q_2exp (P, P, v2); - mpz_tdiv_q_2exp (Q, Q, v2); - mpz_tdiv_q_2exp (T, T, v2); - } - } } } -/* computes S(n) = sum(n^k*(-1)^(k-1)/k!/k, k=1..ceil(4.319136566 * n)) - using binary splitting. - We have S(n) = sum(f(k), k=1..N) with N=ceil(4.319136566 * n) - and f(k) = n^k*(-1)*(k-1)/k!/k, - thus f(k)/f(k-1) = -n*(k-1)/k^2 -*/ -static void -mpfr_const_euler_S2 (mpfr_t x, unsigned long n) -{ - mpz_t P, Q, T; - unsigned long N = (unsigned long) (ALPHA * (double) n + 1.0); - mpz_init (P); - mpz_init (Q); - mpz_init (T); - mpfr_const_euler_S2_aux (P, Q, T, n, 1, N + 1, 0); - mpfr_set_z (x, T, MPFR_RNDN); - mpfr_div_z (x, x, Q, MPFR_RNDN); - mpz_clear (P); - mpz_clear (Q); - mpz_clear (T); -} - -/* computes R(n) = exp(-n)/n * sum(k!/(-n)^k, k=0..n-2) - with error at most 4*ulp(x). Assumes n>=2. - Since x <= exp(-n)/n <= 1/8, then 4*ulp(x) <= ulp(1). -*/ -static void -mpfr_const_euler_R (mpfr_t x, unsigned long n) +int +mpfr_const_euler_internal (mpfr_t x, mpfr_rnd_t rnd) { - unsigned long k, m; - mpz_t a, s; + mpfr_const_euler_bs_t sum; + mpz_t t, u, v; + unsigned long n, N; + mpfr_prec_t prec, wp, magn; mpfr_t y; + int inexact; + MPFR_ZIV_DECL (loop); - MPFR_ASSERTN (n >= 2); /* ensures sum(k!/(-n)^k, k=0..n-2) >= 2/3 */ - - /* as we multiply the sum by exp(-n), we need only PREC(x) - n/LOG2 bits */ - m = MPFR_PREC(x) - (unsigned long) ((double) n / LOG2); + prec = mpfr_get_prec (x); + wp = prec + 24; - mpz_init_set_ui (a, 1); - mpz_mul_2exp (a, a, m); - mpz_init_set (s, a); + mpfr_init2 (y, wp); + mpfr_const_euler_bs_init (sum); + mpz_init (t); + mpz_init (u); + mpz_init (v); - for (k = 1; k <= n; k++) + MPFR_ZIV_INIT (loop, wp); + for (;;) { - mpz_mul_ui (a, a, k); - mpz_fdiv_q_ui (a, a, n); - /* the error e(k) on a is e(k) <= 1 + k/n*e(k-1) with e(0)=0, - i.e. e(k) <= k */ - if (k % 2) - mpz_sub (s, s, a); - else - mpz_add (s, s, a); + /* The approximation error is bounded by 24 exp(-8n) when + n > 1, which is smaller than 2^-wp if + n > (wp + log_2(24)) * (log(2)/8). + Note log2(24) < 5 and log(2)/8 < 866434 / 10000000. */ + mpz_set_ui (t, wp + 5); + mpz_mul_ui (t, t, 866434); + mpz_cdiv_q_ui (t, t, 10000000); + n = mpz_get_ui (t); + + /* It is sufficient to take N >= alpha*n + 1 + where alpha = 3/LambertW(3/e) = 4.970625759544... */ + mpz_set_ui (t, n); + mpz_mul_ui (t, t, 4970626); + mpz_cdiv_q_ui (t, t, 1000000); + mpz_add_ui (t, t, 1); + N = mpz_get_ui (t); + + /* V / ((T + Q) * D) = S / I + where S = sum_{k=0}^{N-1} H_k n^(2k) / (k!)^2, + I = sum_{k=0}^{N-1} n^(2k) / (k!)^2 */ + mpfr_const_euler_bs_1 (sum, 0, N, n, 0); + mpz_add (sum->T, sum->T, sum->Q); + mpz_mul (t, sum->T, sum->D); + mpz_mul_2exp (u, sum->V, wp); + mpz_tdiv_q (v, u, t); + /* v * 2^-wp = S/I with error < 1 */ + + /* C / (D * V) = U where + U = (1/(4n)) sum_{k=0}^{2n-1} [(2k)!]^3 / ((k!)^4 8^(2k) (2n)^(2k)) */ + mpfr_const_euler_bs_2 (sum->C, sum->D, sum->V, 0, 2*n, n, 0); + mpz_mul (t, sum->Q, sum->Q); + mpz_mul (t, t, sum->V); + mpz_mul (u, sum->T, sum->T); + mpz_mul (u, u, sum->D); + mpz_mul_2exp (t, t, wp); + mpz_tdiv_q (t, t, u); + /* t * 2^-wp = U/I^2 with error < 1 */ + + /* gamma = S/I - U/I^2 - log(n) with error at most 2^-wp */ + mpz_sub (v, v, t); + /* v * 2^-wp now equals gamma + log(n) with error at most 3*2^-wp */ + + /* log(n) < 2^ceil(log2(n)) */ + magn = MPFR_INT_CEIL_LOG2(n); + mpfr_set_prec (y, wp + magn); + mpfr_set_ui (y, n, MPFR_RNDZ); /* exact */ + mpfr_log (y, y, MPFR_RNDZ); /* error < 2^-wp */ + + mpfr_mul_2exp (y, y, wp, MPFR_RNDZ); + mpfr_z_sub (y, v, y, MPFR_RNDZ); + mpfr_div_2exp (y, y, wp, MPFR_RNDZ); + /* rounding error from the last subtraction < 2^-wp */ + /* so y = gamma with error < 5*2^-wp */ + + if (MPFR_LIKELY (MPFR_CAN_ROUND (y, wp - 3, prec, rnd))) + break; + + MPFR_ZIV_NEXT (loop, wp); } - /* the error on s is at most 1+2+...+n = n*(n+1)/2 */ - mpz_fdiv_q_ui (s, s, n); /* err <= 1 + (n+1)/2 */ - MPFR_ASSERTN (MPFR_PREC(x) >= mpz_sizeinbase(s, 2)); - mpfr_set_z (x, s, MPFR_RNDD); /* exact */ - mpfr_div_2ui (x, x, m, MPFR_RNDD); - /* now x = 1/n * sum(k!/(-n)^k, k=0..n-2) <= 1/n */ - /* err(x) <= (n+1)/2^m <= (n+1)*exp(n)/2^PREC(x) */ - - mpfr_init2 (y, m); - mpfr_set_si (y, -(long)n, MPFR_RNDD); /* assumed exact */ - mpfr_exp (y, y, MPFR_RNDD); /* err <= ulp(y) <= exp(-n)*2^(1-m) */ - mpfr_mul (x, x, y, MPFR_RNDD); - /* err <= ulp(x) + (n + 1 + 2/n) / 2^prec(x) - <= ulp(x) + (n + 1 + 2/n) ulp(x)/x since x*2^(-prec(x)) < ulp(x) - <= ulp(x) + (n + 1 + 2/n) 3/(2n) ulp(x) since x >= 2/3*n for n >= 2 - <= 4 * ulp(x) for n >= 2 */ + + MPFR_ZIV_FREE (loop); + inexact = mpfr_set (x, y, rnd); + mpfr_clear (y); + mpz_clear (t); + mpz_clear (u); + mpz_clear (v); + mpfr_const_euler_bs_clear (sum); - mpz_clear (a); - mpz_clear (s); + return inexact; /* always inexact */ } diff --git a/Build/source/libs/mpfr/mpfr-src/src/const_log2.c b/Build/source/libs/mpfr/mpfr-src/src/const_log2.c index 8c46de2d95a..8ae1ee99b25 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/const_log2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/const_log2.c @@ -117,33 +117,23 @@ mpfr_const_log2_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) mpz_t *T, *P, *Q; mpfr_t t, q; int inexact; - int ok = 1; /* ensures that the 1st try will give correct rounding */ unsigned long lgN, i; - MPFR_ZIV_DECL (loop); + MPFR_GROUP_DECL(group); + MPFR_TMP_DECL(marker); + MPFR_ZIV_DECL(loop); MPFR_LOG_FUNC ( ("rnd_mode=%d", rnd_mode), ("x[%Pu]=%.*Rg inex=%d", mpfr_get_prec(x), mpfr_log_prec, x, inexact)); - mpfr_init2 (t, MPFR_PREC_MIN); - mpfr_init2 (q, MPFR_PREC_MIN); - - if (n < 1253) - w = n + 10; /* ensures correct rounding for the four rounding modes, + if (n < 1069) + w = n + 9; /* ensures correct rounding for the four rounding modes, together with N = w / 3 + 1 (see below). */ - else if (n < 2571) - w = n + 11; /* idem */ - else if (n < 3983) - w = n + 12; - else if (n < 4854) - w = n + 13; - else if (n < 26248) - w = n + 14; else - { - w = n + 15; - ok = 0; - } + w = n + 10; /* idem at least for prec < 300000 */ + + MPFR_TMP_MARK(marker); + MPFR_GROUP_INIT_2(group, w, t, q); MPFR_ZIV_INIT (loop, w); for (;;) @@ -156,7 +146,7 @@ mpfr_const_log2_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) MPFR_ASSERTD(w >= 3 && N >= 2); lgN = MPFR_INT_CEIL_LOG2 (N) + 1; - T = (mpz_t *) (*__gmp_allocate_func) (3 * lgN * sizeof (mpz_t)); + T = (mpz_t *) MPFR_TMP_ALLOC (3 * lgN * sizeof (mpz_t)); P = T + lgN; Q = T + 2*lgN; for (i = 0; i < lgN; i++) @@ -168,9 +158,6 @@ mpfr_const_log2_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) S (T, P, Q, 0, N, 0); - mpfr_set_prec (t, w); - mpfr_set_prec (q, w); - mpfr_set_z (t, T[0], MPFR_RNDN); mpfr_set_z (q, Q[0], MPFR_RNDN); mpfr_div (t, t, q, MPFR_RNDN); @@ -181,20 +168,21 @@ mpfr_const_log2_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) mpz_clear (P[i]); mpz_clear (Q[i]); } - (*__gmp_free_func) (T, 3 * lgN * sizeof (mpz_t)); - if (MPFR_LIKELY (ok != 0 - || mpfr_can_round (t, w - 2, MPFR_RNDN, rnd_mode, n))) + /* for prec < 300000 and all rounding modes we checked by exhaustive + search that the rounding is correct */ + if (MPFR_LIKELY (n < 300000 || MPFR_CAN_ROUND (t, w - 2, n, rnd_mode))) break; MPFR_ZIV_NEXT (loop, w); + MPFR_GROUP_REPREC_2(group, w, t, q); } MPFR_ZIV_FREE (loop); inexact = mpfr_set (x, t, rnd_mode); - mpfr_clear (t); - mpfr_clear (q); + MPFR_GROUP_CLEAR(group); + MPFR_TMP_FREE(marker); return inexact; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/const_pi.c b/Build/source/libs/mpfr/mpfr-src/src/const_pi.c index ba9fced04f5..77d8df01e33 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/const_pi.c +++ b/Build/source/libs/mpfr/mpfr-src/src/const_pi.c @@ -44,6 +44,7 @@ mpfr_const_pi_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) { mpfr_t a, A, B, D, S; mpfr_prec_t px, p, cancel, k, kmax; + MPFR_GROUP_DECL (group); MPFR_ZIV_DECL (loop); int inex; @@ -58,11 +59,7 @@ mpfr_const_pi_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) p = px + 3 * kmax + 14; /* guarantees no recomputation for px <= 10000 */ - mpfr_init2 (a, p); - mpfr_init2 (A, p); - mpfr_init2 (B, p); - mpfr_init2 (D, p); - mpfr_init2 (S, p); + MPFR_GROUP_INIT_5 (group, p, a, A, B, D, S); MPFR_ZIV_INIT (loop, p); for (;;) { @@ -87,13 +84,13 @@ mpfr_const_pi_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) mpfr_sub (Bp, Ap, S, MPFR_RNDN); /* -1/4 <= Bp <= 3/4 */ mpfr_mul_2ui (Bp, Bp, 1, MPFR_RNDN); /* -1/2 <= Bp <= 3/2 */ mpfr_sub (S, Ap, Bp, MPFR_RNDN); - MPFR_ASSERTN (mpfr_cmp_ui (S, 1) < 0); - cancel = mpfr_cmp_ui (S, 0) ? (mpfr_uexp_t) -mpfr_get_exp(S) : p; + MPFR_ASSERTD (mpfr_cmp_ui (S, 1) < 0); + cancel = MPFR_NOTZERO (S) ? (mpfr_uexp_t) -mpfr_get_exp(S) : p; /* MPFR_ASSERTN (cancel >= px || cancel >= 9 * (1 << k) - 4); */ mpfr_mul_2ui (S, S, k, MPFR_RNDN); mpfr_sub (D, D, S, MPFR_RNDN); /* stop when |A_k - B_k| <= 2^(k-p) i.e. cancel >= p-k */ - if (cancel + k >= p) + if (cancel >= p - k) break; } #undef b @@ -109,20 +106,12 @@ mpfr_const_pi_internal (mpfr_ptr x, mpfr_rnd_t rnd_mode) p += kmax; MPFR_ZIV_NEXT (loop, p); - mpfr_set_prec (a, p); - mpfr_set_prec (A, p); - mpfr_set_prec (B, p); - mpfr_set_prec (D, p); - mpfr_set_prec (S, p); + MPFR_GROUP_REPREC_5 (group, p, a, A, B, D, S); } MPFR_ZIV_FREE (loop); inex = mpfr_set (x, A, rnd_mode); - mpfr_clear (a); - mpfr_clear (A); - mpfr_clear (B); - mpfr_clear (D); - mpfr_clear (S); + MPFR_GROUP_CLEAR (group); return inex; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/constant.c b/Build/source/libs/mpfr/mpfr-src/src/constant.c index 4c41cdc9aa2..96b7f742976 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/constant.c +++ b/Build/source/libs/mpfr/mpfr-src/src/constant.c @@ -26,3 +26,40 @@ static const mp_limb_t __gmpfr_limb1[1] = {MPFR_LIMB_HIGHBIT}; const mpfr_t __gmpfr_one = {{2, MPFR_SIGN_POS, 1, (mp_limb_t*)__gmpfr_limb1}}; const mpfr_t __gmpfr_two = {{2, MPFR_SIGN_POS, 2, (mp_limb_t*)__gmpfr_limb1}}; const mpfr_t __gmpfr_four ={{2, MPFR_SIGN_POS, 3, (mp_limb_t*)__gmpfr_limb1}}; +const mpfr_t __gmpfr_mone ={{2, MPFR_SIGN_NEG, 1, (mp_limb_t*)__gmpfr_limb1}}; + +#if 0 +#elif GMP_NUMB_BITS == 16 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0x79ab, 0xd1cf, 0x17f7, 0xb172 }; +#elif GMP_NUMB_BITS == 32 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0xd1cf79ab, 0xb17217f7}; +#elif GMP_NUMB_BITS == 64 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0xb17217f7d1cf79ab }; +#elif GMP_NUMB_BITS == 96 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0xb17217f7d1cf79ab00000000 }; +#elif GMP_NUMB_BITS == 128 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0xb17217f7d1cf79ab0000000000000000 }; +#elif GMP_NUMB_BITS == 256 +static const mp_limb_t mpfr_l2_dd__tab[] = { 0xb17217f7d1cf79ab000000000000000000000000000000000000000000000000 }; +#endif + +const mpfr_t __gmpfr_const_log2_RNDD = + {{64, MPFR_SIGN_POS, 0, (mp_limb_t*)mpfr_l2_dd__tab}}; + +#if 0 +#elif GMP_NUMB_BITS == 16 +static const mp_limb_t mpfr_l2_du__tab[] = { 0x79ac, 0xd1cf, 0x17f7, 0xb172 }; +#elif GMP_NUMB_BITS == 32 +static const mp_limb_t mpfr_l2_du__tab[] = { 0xd1cf79ac, 0xb17217f7}; +#elif GMP_NUMB_BITS == 64 +static const mp_limb_t mpfr_l2_du__tab[] = { 0xb17217f7d1cf79ac }; +#elif GMP_NUMB_BITS == 96 +static const mp_limb_t mpfr_l2_du__tab[] = { 0xb17217f7d1cf79ac00000000 }; +#elif GMP_NUMB_BITS == 128 +static const mp_limb_t mpfr_l2_du__tab[] = { 0xb17217f7d1cf79ac0000000000000000 }; +#elif GMP_NUMB_BITS == 256 +static const mp_limb_t mpfr_l2_du__tab[] = { 0xb17217f7d1cf79ac000000000000000000000000000000000000000000000000 }; +#endif + +const mpfr_t __gmpfr_const_log2_RNDU = + {{64, MPFR_SIGN_POS, 0, (mp_limb_t*)mpfr_l2_du__tab}}; diff --git a/Build/source/libs/mpfr/mpfr-src/src/cos.c b/Build/source/libs/mpfr/mpfr-src/src/cos.c index 18968e83231..d5a77159496 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cos.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cos.c @@ -49,7 +49,7 @@ mpfr_cos2_aux (mpfr_ptr f, mpfr_srcptr r) /* compute minimal i such that i*(i+1) does not fit in an unsigned long, assuming that there are no padding bits. */ - maxi = 1UL << (CHAR_BIT * sizeof(unsigned long) / 2); + maxi = 1UL << (sizeof(unsigned long) * CHAR_BIT / 2); if (maxi * (maxi / 2) == 0) /* test checked at compile time */ { /* can occur only when there are padding bits. */ @@ -174,7 +174,7 @@ mpfr_cos (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } K0 = __gmpfr_isqrt (precy / 3); - m = precy + 2 * MPFR_INT_CEIL_LOG2 (precy) + 2 * K0; + m = precy + 2 * MPFR_INT_CEIL_LOG2 (precy) + 2 * K0 + 4; if (expx >= 3) { @@ -245,7 +245,7 @@ mpfr_cos (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) l = 2 * l + 1; if (reduce) l += (K == 0) ? 4 : 1; - k = MPFR_INT_CEIL_LOG2 (l) + 2*K; + k = MPFR_INT_CEIL_LOG2 (l) + 2 * K; /* now the error is bounded by 2^(k-m) = 2^(EXP(s)-err) */ exps = MPFR_GET_EXP (s); diff --git a/Build/source/libs/mpfr/mpfr-src/src/cosh.c b/Build/source/libs/mpfr/mpfr-src/src/cosh.c index 3d408cb840e..88ac0fc1af7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cosh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cosh.c @@ -82,7 +82,7 @@ mpfr_cosh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) /* The optimal number of bits : see algorithms.tex */ Nt = Ny + 3 + MPFR_INT_CEIL_LOG2 (Ny); - /* initialise of intermediary variables */ + /* initialize of intermediary variables */ MPFR_GROUP_INIT_2 (group, Nt, t, te); /* First computation of cosh */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/cot.c b/Build/source/libs/mpfr/mpfr-src/src/cot.c index eba86c0c2e7..f743f6919da 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/cot.c +++ b/Build/source/libs/mpfr/mpfr-src/src/cot.c @@ -32,7 +32,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define ACTION_NAN(y) do { MPFR_SET_NAN(y); MPFR_RET_NAN; } while (1) #define ACTION_INF(y) do { MPFR_SET_NAN(y); MPFR_RET_NAN; } while (1) #define ACTION_ZERO(y,x) do { MPFR_SET_SAME_SIGN(y,x); MPFR_SET_INF(y); \ - mpfr_set_divby0 (); MPFR_RET(0); } while (1) + MPFR_SET_DIVBY0 (); MPFR_RET(0); } while (1) /* (This analysis is adapted from that for mpfr_coth.) Near x=0, cot(x) = 1/x - x/3 + ..., more precisely we have @@ -54,7 +54,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., { \ int two2emin; \ int signx = MPFR_SIGN(x); \ - MPFR_ASSERTN (MPFR_EMIN_MIN + MPFR_EMAX_MAX == 0); \ + MPFR_STAT_STATIC_ASSERT (MPFR_EMIN_MIN + MPFR_EMAX_MAX == 0); \ if ((two2emin = mpfr_get_exp (x) == __gmpfr_emin + 1 && \ mpfr_powerof2_raw (x))) \ { \ diff --git a/Build/source/libs/mpfr/mpfr-src/src/coth.c b/Build/source/libs/mpfr/mpfr-src/src/coth.c index 9d1544b8fe8..c6163b6e751 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/coth.c +++ b/Build/source/libs/mpfr/mpfr-src/src/coth.c @@ -33,7 +33,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define ACTION_NAN(y) do { MPFR_SET_NAN(y); MPFR_RET_NAN; } while (1) #define ACTION_INF(y) return mpfr_set_si (y, MPFR_IS_POS(x) ? 1 : -1, rnd_mode) #define ACTION_ZERO(y,x) do { MPFR_SET_SAME_SIGN(y,x); MPFR_SET_INF(y); \ - mpfr_set_divby0 (); MPFR_RET(0); } while (1) + MPFR_SET_DIVBY0 (); MPFR_RET(0); } while (1) /* We know |coth(x)| > 1, thus if the approximation z is such that 1 <= z <= 1 + 2^(-p) where p is the target precision, then the @@ -42,10 +42,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., if (MPFR_GET_EXP(z) == 1) /* 1 <= |z| < 2 */ \ { \ /* the following is exact by Sterbenz theorem */ \ - mpfr_sub_si (z, z, MPFR_SIGN(z) > 0 ? 1 : -1, MPFR_RNDN); \ + mpfr_sub_si (z, z, MPFR_SIGN (z), MPFR_RNDN); \ if (MPFR_IS_ZERO(z) || MPFR_GET_EXP(z) <= - (mpfr_exp_t) precy) \ { \ - mpfr_add_si (z, z, MPFR_SIGN(z) > 0 ? 1 : -1, MPFR_RNDN); \ + mpfr_add_si (z, z, MPFR_SIGN (z), MPFR_RNDN); \ break; \ } \ } diff --git a/Build/source/libs/mpfr/mpfr-src/src/csc.c b/Build/source/libs/mpfr/mpfr-src/src/csc.c index cd0a274da9f..9852083e9f7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/csc.c +++ b/Build/source/libs/mpfr/mpfr-src/src/csc.c @@ -32,7 +32,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define ACTION_NAN(y) do { MPFR_SET_NAN(y); MPFR_RET_NAN; } while (1) #define ACTION_INF(y) do { MPFR_SET_NAN(y); MPFR_RET_NAN; } while (1) #define ACTION_ZERO(y,x) do { MPFR_SET_SAME_SIGN(y,x); MPFR_SET_INF(y); \ - mpfr_set_divby0 (); MPFR_RET(0); } while (1) + MPFR_SET_DIVBY0 (); MPFR_RET(0); } while (1) /* near x=0, we have csc(x) = 1/x + x/6 + ..., more precisely we have |csc(x) - 1/x| <= 0.2 for |x| <= 1. The analysis is similar to that for gamma(x) near x=0 (see gamma.c), except here the error term has the same diff --git a/Build/source/libs/mpfr/mpfr-src/src/csch.c b/Build/source/libs/mpfr/mpfr-src/src/csch.c index 2f76fedffd7..d899d1f0c2b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/csch.c +++ b/Build/source/libs/mpfr/mpfr-src/src/csch.c @@ -34,7 +34,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define ACTION_INF(y) do { MPFR_SET_SAME_SIGN(y,x); MPFR_SET_ZERO (y); \ MPFR_RET(0); } while (1) #define ACTION_ZERO(y,x) do { MPFR_SET_SAME_SIGN(y,x); MPFR_SET_INF(y); \ - mpfr_set_divby0 (); MPFR_RET(0); } while (1) + MPFR_SET_DIVBY0 (); MPFR_RET(0); } while (1) /* (This analysis is adapted from that for mpfr_csc.) Near x=0, we have csch(x) = 1/x - x/6 + ..., more precisely we have diff --git a/Build/source/libs/mpfr/mpfr-src/src/d_div.c b/Build/source/libs/mpfr/mpfr-src/src/d_div.c index 9c1ea0487a9..726b95104c7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/d_div.c +++ b/Build/source/libs/mpfr/mpfr-src/src/d_div.c @@ -28,6 +28,7 @@ mpfr_d_div (mpfr_ptr a, double b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC ( @@ -36,15 +37,14 @@ mpfr_d_div (mpfr_ptr a, double b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, b, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_div (a, d, c, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear(d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/d_sub.c b/Build/source/libs/mpfr/mpfr-src/src/d_sub.c index d9b9685859c..392faf7a84d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/d_sub.c +++ b/Build/source/libs/mpfr/mpfr-src/src/d_sub.c @@ -28,6 +28,7 @@ mpfr_d_sub (mpfr_ptr a, double b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC ( @@ -36,15 +37,14 @@ mpfr_d_sub (mpfr_ptr a, double b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, b, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_sub (a, d, c, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear(d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/digamma.c b/Build/source/libs/mpfr/mpfr-src/src/digamma.c index 319eaf22e8b..91e66c54469 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/digamma.c +++ b/Build/source/libs/mpfr/mpfr-src/src/digamma.c @@ -34,8 +34,7 @@ mpfr_digamma_approx (mpfr_ptr s, mpfr_srcptr x) mpfr_prec_t p = MPFR_PREC (s); mpfr_t t, u, invxx; mpfr_exp_t e, exps, f, expu; - mpz_t *INITIALIZED(B); /* variable B declared as initialized */ - unsigned long n0, n; /* number of allocated B[] */ + unsigned long n; MPFR_ASSERTN(MPFR_IS_POS(x) && (MPFR_EXP(x) >= 2)); @@ -59,12 +58,9 @@ mpfr_digamma_approx (mpfr_ptr s, mpfr_srcptr x) /* in the following we note err=xxx when the ratio between the approximation and the exact result can be written (1 + theta)^xxx for |theta| <= 2^(-p), following Higham's method */ - B = mpfr_bernoulli_internal ((mpz_t *) 0, 0); mpfr_set_ui (t, 1, MPFR_RNDN); /* err = 0 */ for (n = 1;; n++) { - /* compute next Bernoulli number */ - B = mpfr_bernoulli_internal (B, n); /* The main term is Bernoulli[2n]/(2n)/x^(2n) = B[n]/(2n+1)!(2n)/x^(2n) = B[n]*t[n]/(2n) where t[n]/t[n-1] = 1/(2n)/(2n+1)/x^2. */ mpfr_mul (t, t, invxx, MPFR_RNDU); /* err = err + 3 */ @@ -72,7 +68,7 @@ mpfr_digamma_approx (mpfr_ptr s, mpfr_srcptr x) mpfr_div_ui (t, t, 2 * n + 1, MPFR_RNDU); /* err = err + 1 */ /* we thus have err = 5n here */ mpfr_div_ui (u, t, 2 * n, MPFR_RNDU); /* err = 5n+1 */ - mpfr_mul_z (u, u, B[n], MPFR_RNDU); /* err = 5n+2, and the + mpfr_mul_z (u, u, mpfr_bernoulli_cache(n), MPFR_RNDU);/* err = 5n+2, and the absolute error is bounded by 10n+4 ulp(u) [Rule 11] */ /* if the terms 'u' are decreasing by a factor two at least, @@ -92,14 +88,9 @@ mpfr_digamma_approx (mpfr_ptr s, mpfr_srcptr x) f = (1 + f) / 2; expu ++; } - e += f; /* total rouding error coming from 'u' term */ + e += f; /* total rounding error coming from 'u' term */ } - n0 = ++n; - while (n--) - mpz_clear (B[n]); - (*__gmp_free_func) (B, n0 * sizeof (mpz_t)); - mpfr_clear (t); mpfr_clear (u); mpfr_clear (invxx); @@ -126,6 +117,10 @@ mpfr_digamma_reflection (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) int inex; MPFR_ZIV_DECL (loop); + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec(x), mpfr_log_prec, x, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec(y), mpfr_log_prec, y, inex)); + /* we want that 1-x is exact with precision q: if 0 < x < 1/2, then q = PREC(x)-EXP(x) is ok, otherwise if -1 <= x < 0, q = PREC(x)-EXP(x) is ok, otherwise for x < -1, PREC(x) is ok if EXP(x) <= PREC(x), @@ -137,7 +132,8 @@ mpfr_digamma_reflection (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) else q = MPFR_EXP(x); mpfr_init2 (u, q); - MPFR_ASSERTN(mpfr_ui_sub (u, 1, x, MPFR_RNDN) == 0); + MPFR_DBGRES(inex = mpfr_ui_sub (u, 1, x, MPFR_RNDN)); + MPFR_ASSERTN(inex == 0); /* if x is half an integer, cot(Pi*x) = 0, thus Digamma(x) = Digamma(1-x) */ mpfr_mul_2exp (u, u, 1, MPFR_RNDN); @@ -208,11 +204,31 @@ mpfr_digamma_positive (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) unsigned long j = 0, min; MPFR_ZIV_DECL (loop); + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec(x), mpfr_log_prec, x, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec(y), mpfr_log_prec, y, inex)); + /* compute a precision q such that x+1 is exact */ if (MPFR_PREC(x) < MPFR_EXP(x)) q = MPFR_EXP(x); else q = MPFR_PREC(x) + 1; + + /* for very large x, use |digamma(x) - log(x)| < 1/x < 2^(1-EXP(x)) */ + if (MPFR_PREC(y) + 10 < MPFR_EXP(x)) + { + /* this ensures EXP(x) >= 3, thus x >= 4, thus log(x) > 1 */ + mpfr_init2 (t, MPFR_PREC(y) + 10); + mpfr_log (t, x, MPFR_RNDZ); + if (MPFR_CAN_ROUND (t, MPFR_PREC(y) + 10, MPFR_PREC(y), rnd_mode)) + { + inex = mpfr_set (y, t, rnd_mode); + mpfr_clear (t); + return inex; + } + mpfr_clear (t); + } + mpfr_init2 (x_plus_j, q); mpfr_init2 (t, p); @@ -285,7 +301,6 @@ mpfr_digamma (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) (("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec(x), mpfr_log_prec, x, rnd_mode), ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec(y), mpfr_log_prec, y, inex)); - if (MPFR_UNLIKELY(MPFR_IS_SINGULAR(x))) { if (MPFR_IS_NAN(x)) @@ -312,7 +327,7 @@ mpfr_digamma (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* the following works also in case of overlap */ MPFR_SET_INF(y); MPFR_SET_OPPOSITE_SIGN(y, x); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/div.c b/Build/source/libs/mpfr/mpfr-src/src/div.c index 120df1bbfb7..7d208621f24 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/div.c +++ b/Build/source/libs/mpfr/mpfr-src/src/div.c @@ -24,30 +24,639 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., [1] Short Division of Long Integers, David Harvey and Paul Zimmermann, Proceedings of the 20th Symposium on Computer Arithmetic (ARITH-20), July 25-27, 2011, pages 7-14. + [2] Improved Division by Invariant Integers, Niels Möller and Torbjörn Granlund, + IEEE Transactions on Computers, volume 60, number 2, pages 165-175, 2011. */ #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -#ifdef DEBUG2 -#define mpfr_mpn_print(ap,n) mpfr_mpn_print3 (ap,n,MPFR_LIMB_ZERO) +#if !defined(MPFR_GENERIC_ABI) + +#if GMP_NUMB_BITS == 64 + +#include "invert_limb.h" + +/* Given u = u1*B+u0 < v = v1*B+v0 with v normalized (high bit of v1 set), + put in q = Q1*B+Q0 an approximation of floor(u*B^2/v), with: + B = 2^GMP_NUMB_BITS and q <= floor(u*B^2/v) <= q + 21. + Note: this function requires __gmpfr_invert_limb_approx (from invert_limb.h) + which is only provided so far for 64-bit limb. + Note: __gmpfr_invert_limb_approx can be replaced by __gmpfr_invert_limb, + in that case the bound 21 reduces to 16. */ static void -mpfr_mpn_print3 (mpfr_limb_ptr ap, mp_size_t n, mp_limb_t cy) +mpfr_div2_approx (mpfr_limb_ptr Q1, mpfr_limb_ptr Q0, + mp_limb_t u1, mp_limb_t u0, + mp_limb_t v1, mp_limb_t v0) +{ + mp_limb_t inv, q1, q0, r1, r0, cy, xx, yy; + + /* first compute an approximation of q1, using a lower approximation of + B^2/(v1+1) - B */ + if (MPFR_UNLIKELY(v1 == MPFR_LIMB_MAX)) + inv = MPFR_LIMB_ZERO; + else + __gmpfr_invert_limb_approx (inv, v1 + 1); + /* now inv <= B^2/(v1+1) - B */ + umul_ppmm (q1, q0, u1, inv); + q1 += u1; + /* now q1 <= u1*B/(v1+1) < (u1*B+u0)*B/(v1*B+v0) */ + + /* compute q1*(v1*B+v0) into r1:r0:yy and subtract from u1:u0:0 */ + umul_ppmm (r1, r0, q1, v1); + umul_ppmm (xx, yy, q1, v0); + + ADD_LIMB (r0, xx, cy); + r1 += cy; + + /* we ignore yy below, but first increment r0, to ensure we get a lower + approximation of the remainder */ + r0 += yy != 0; + r1 += r0 == 0 && yy != 0; + r0 = u0 - r0; + r1 = u1 - r1 - (r0 > u0); + + /* r1:r0 should be nonnegative */ + MPFR_ASSERTD((r1 & MPFR_LIMB_HIGHBIT) == 0); + + /* the second quotient limb is approximated by (r1*B^2+r0*B) / v1, + and since (B+inv)/B approximates B/v1, this is in turn approximated + by (r1*B+r0)*(B+inv)/B = r1*B*r1*inv+r0+(r0*inv/B) */ + + q0 = r0; + q1 += r1; + /* add floor(r0*inv/B) to q0 */ + umul_ppmm (xx, yy, r0, inv); + ADD_LIMB (q0, xx, cy); + q1 += cy; + MPFR_ASSERTD (r1 <= 4); + /* TODO: use value coverage on r1 to check that the 5 cases are tested. */ + while (r1) /* the number of loops is at most 4 */ + { + /* add inv to q0 */ + ADD_LIMB (q0, inv, cy); + q1 += cy; + r1 --; + } + + *Q1 = q1; + *Q0 = q0; +} + +#endif /* GMP_NUMB_BITS == 64 */ + +/* Special code for PREC(q) = PREC(u) = PREC(v) = p < GMP_NUMB_BITS */ +static int +mpfr_div_1 (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) { - mp_size_t i; - for (i = 0; i < n; i++) - printf ("+%lu*2^%lu", (unsigned long) ap[i], (unsigned long) - (GMP_NUMB_BITS * i)); - if (cy) - printf ("+2^%lu", (unsigned long) (GMP_NUMB_BITS * n)); - printf ("\n"); + mpfr_prec_t p = MPFR_GET_PREC(q); + mpfr_limb_ptr qp = MPFR_MANT(q); + mpfr_exp_t qx = MPFR_GET_EXP(u) - MPFR_GET_EXP(v); + mpfr_prec_t sh = GMP_NUMB_BITS - p; + mp_limb_t u0 = MPFR_MANT(u)[0]; + mp_limb_t v0 = MPFR_MANT(v)[0]; + mp_limb_t q0, rb, sb, mask = MPFR_LIMB_MASK(sh); + int extra; + + if ((extra = (u0 >= v0))) + u0 -= v0; + +#if GMP_NUMB_BITS == 64 /* __gmpfr_invert_limb_approx only exists for 64-bit */ + /* First try with an approximate quotient. + FIXME: for p<=62 we have sh-1<2 and will never be able to round correctly. + Even for p=61 we have sh-1=2 and we can round correctly only when the two + last bist of q0 are 01, which happens with probability 25% only. */ + { + mp_limb_t inv; + __gmpfr_invert_limb_approx (inv, v0); + umul_ppmm (rb, sb, u0, inv); + } + rb += u0; + q0 = rb >> extra; + /* rb does not exceed the true quotient floor(u0*2^GMP_NUMB_BITS/v0), + with error at most 2, which means the rational quotient q satisfies + rb <= q < rb + 3. We can round correctly except when the last sh-1 bits + of q0 are 000..000 or 111..111 or 111..110. */ + if (MPFR_LIKELY(((q0 + 2) & (mask >> 1)) > 2)) + { + rb = q0 & (MPFR_LIMB_ONE << (sh - 1)); + sb = 1; /* result cannot be exact in this case */ + } + else /* the true quotient is rb, rb+1 or rb+2 */ + { + mp_limb_t h, l; + q0 = rb; + umul_ppmm (h, l, q0, v0); + MPFR_ASSERTD(h < u0 || (h == u0 && l == MPFR_LIMB_ZERO)); + /* subtract {h,l} from {u0,0} */ + sub_ddmmss (h, l, u0, 0, h, l); + /* the remainder {h, l} should be < v0 */ + /* This while loop is executed at most two times, but does not seem + slower than two consecutive identical if-statements. */ + while (h || l >= v0) + { + q0 ++; + h -= (l < v0); + l -= v0; + } + MPFR_ASSERTD(h == 0 && l < v0); + sb = l | (q0 & extra); + q0 >>= extra; + rb = q0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= q0 & (mask >> 1); + } +#else + udiv_qrnnd (q0, sb, u0, 0, v0); + sb |= q0 & extra; + q0 >>= extra; + rb = q0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= q0 & (mask >> 1); +#endif + + qp[0] = (MPFR_LIMB_HIGHBIT | q0) & ~mask; + qx += extra; + MPFR_SIGN(q) = MPFR_MULT_SIGN (MPFR_SIGN (u), MPFR_SIGN (v)); + + /* rounding */ + if (MPFR_UNLIKELY(qx > __gmpfr_emax)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when q > 0.111...111*2^(emin-1), or when rounding to nearest and + q >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(qx < __gmpfr_emin)) + { + /* Note: the case 0.111...111*2^(emin-1) < q < 2^(emin-1) is not possible + here since (up to exponent) this would imply 1 - 2^(-p) < u/v < 1, + thus v - 2^(-p)*v < u < v, and since we can assume 1/2 <= v < 1, it + would imply v - 2^(-p) = v - ulp(v) < u < v, which has no solution. */ + + /* For RNDN, mpfr_underflow always rounds away, thus for |q|<=2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either qx < emin - 1 + (b) or qx = emin - 1 and qp[0] = 1000....000 and rb = sb = 0. + Note: in case (b), it suffices to check whether sb = 0, since rb = 1 + and sb = 0 is not possible (the exact quotient would have p+1 bits, + thus u would need at least p+1 bits). */ + if (rnd_mode == MPFR_RNDN && + (qx < __gmpfr_emin - 1 || (qp[0] == MPFR_LIMB_HIGHBIT && sb == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (q, rnd_mode, MPFR_SIGN(q)); + } + + MPFR_EXP (q) = qx; /* Don't use MPFR_SET_EXP since qx might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* It is not possible to have rb <> 0 and sb = 0 here, since it would + mean a n-bit by n-bit division gives an exact (n+1)-bit number. + And since the case rb = sb = 0 was already dealt with, we cannot + have sb = 0. Thus we cannot be in the middle of two numbers. */ + MPFR_ASSERTD(sb != 0); + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(q))) + { + truncate: + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(q)); + } + else /* round away from zero */ + { + add_one_ulp: + qp[0] += MPFR_LIMB_ONE << sh; + if (qp[0] == 0) + { + qp[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(qx + 1 > __gmpfr_emax)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + MPFR_ASSERTD(qx + 1 <= __gmpfr_emax); + MPFR_ASSERTD(qx + 1 >= __gmpfr_emin); + MPFR_SET_EXP (q, qx + 1); + } + MPFR_RET(MPFR_SIGN(q)); + } } + +/* Special code for PREC(q) = GMP_NUMB_BITS, + with PREC(u), PREC(v) <= GMP_NUMB_BITS. */ +static int +mpfr_div_1n (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) +{ + mpfr_limb_ptr qp = MPFR_MANT(q); + mpfr_exp_t qx = MPFR_GET_EXP(u) - MPFR_GET_EXP(v); + mp_limb_t u0 = MPFR_MANT(u)[0]; + mp_limb_t v0 = MPFR_MANT(v)[0]; + mp_limb_t q0, rb, sb, l; + int extra; + + MPFR_ASSERTD(MPFR_PREC(q) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC(u) <= GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC(v) <= GMP_NUMB_BITS); + + if ((extra = (u0 >= v0))) + u0 -= v0; + +#if GMP_NUMB_BITS == 64 /* __gmpfr_invert_limb_approx only exists for 64-bit */ + { + mp_limb_t inv, h; + + /* First compute an approximate quotient. */ + __gmpfr_invert_limb_approx (inv, v0); + umul_ppmm (rb, sb, u0, inv); + q0 = u0 + rb; + /* rb does not exceed the true quotient floor(u0*2^GMP_NUMB_BITS/v0), + with error at most 2, which means the rational quotient q satisfies + rb <= q < rb + 3, thus the true quotient is rb, rb+1 or rb+2 */ + umul_ppmm (h, l, q0, v0); + MPFR_ASSERTD(h < u0 || (h == u0 && l == MPFR_LIMB_ZERO)); + /* subtract {h,l} from {u0,0} */ + sub_ddmmss (h, l, u0, 0, h, l); + /* the remainder {h, l} should be < v0 */ + /* This while loop is executed at most two times, but does not seem + slower than two consecutive identical if-statements. */ + while (h || l >= v0) + { + q0 ++; + h -= (l < v0); + l -= v0; + } + MPFR_ASSERTD(h == 0 && l < v0); + } +#else + udiv_qrnnd (q0, l, u0, 0, v0); +#endif + + /* now (u0 - extra*v0) * 2^GMP_NUMB_BITS = q0*v0 + l with 0 <= l < v0 */ + + /* If extra=0, the quotient is q0, the round bit is 1 if l >= v0/2, + and sb are the remaining bits from l. + If extra=1, the quotient is MPFR_LIMB_HIGHBIT + (q0 >> 1), the round bit + is the least significant bit of q0, and sb is l. */ + + if (extra == 0) + { + qp[0] = q0; + /* If "l + l < l", then there is a carry in l + l, thus 2*l > v0. + Otherwise if there is no carry, we check whether 2*l >= v0. */ + rb = (l + l < l) || (l + l >= v0); + sb = (rb) ? l + l - v0 : l; + } + else + { + qp[0] = MPFR_LIMB_HIGHBIT | (q0 >> 1); + rb = q0 & MPFR_LIMB_ONE; + sb = l; + qx ++; + } + + MPFR_SIGN(q) = MPFR_MULT_SIGN (MPFR_SIGN (u), MPFR_SIGN (v)); + + /* rounding */ + if (MPFR_UNLIKELY(qx > __gmpfr_emax)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when q > 0.111...111*2^(emin-1), or when rounding to nearest and + q >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(qx < __gmpfr_emin)) + { + /* Note: the case 0.111...111*2^(emin-1) < q < 2^(emin-1) is not possible + here since (up to exponent) this would imply 1 - 2^(-p) < u/v < 1, + thus v - 2^(-p)*v < u < v, and since we can assume 1/2 <= v < 1, it + would imply v - 2^(-p) = v - ulp(v) < u < v, which has no solution. */ + + /* For RNDN, mpfr_underflow always rounds away, thus for |q|<=2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either qx < emin - 1 + (b) or qx = emin - 1 and qp[0] = 1000....000 and rb = sb = 0. + Note: in case (b), it suffices to check whether sb = 0, since rb = 1 + and sb = 0 is not possible (the exact quotient would have p+1 bits, + thus u would need at least p+1 bits). */ + if (rnd_mode == MPFR_RNDN && + (qx < __gmpfr_emin - 1 || (qp[0] == MPFR_LIMB_HIGHBIT && sb == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (q, rnd_mode, MPFR_SIGN(q)); + } + + MPFR_EXP (q) = qx; /* Don't use MPFR_SET_EXP since qx might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* It is not possible to have rb <> 0 and sb = 0 here, since it would + mean a n-bit by n-bit division gives an exact (n+1)-bit number. + And since the case rb = sb = 0 was already dealt with, we cannot + have sb = 0. Thus we cannot be in the middle of two numbers. */ + MPFR_ASSERTD(sb != 0); + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(q))) + { + truncate: + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(q)); + } + else /* round away from zero */ + { + add_one_ulp: + qp[0] += MPFR_LIMB_ONE; + if (qp[0] == 0) + { + qp[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(qx + 1 > __gmpfr_emax)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + MPFR_ASSERTD(qx + 1 <= __gmpfr_emax); + MPFR_ASSERTD(qx + 1 >= __gmpfr_emin); + MPFR_SET_EXP (q, qx + 1); + } + MPFR_RET(MPFR_SIGN(q)); + } +} + +/* Special code for GMP_NUMB_BITS < PREC(q) < 2*GMP_NUMB_BITS and + PREC(u) = PREC(v) = PREC(q) */ +static int +mpfr_div_2 (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) +{ + mpfr_prec_t p = MPFR_GET_PREC(q); + mpfr_limb_ptr qp = MPFR_MANT(q); + mpfr_exp_t qx = MPFR_GET_EXP(u) - MPFR_GET_EXP(v); + mpfr_prec_t sh = 2*GMP_NUMB_BITS - p; + mp_limb_t h, rb, sb, mask = MPFR_LIMB_MASK(sh); + mp_limb_t v1 = MPFR_MANT(v)[1], v0 = MPFR_MANT(v)[0]; + mp_limb_t q1, q0, r3, r2, r1, r0, l, t; + int extra; + + r3 = MPFR_MANT(u)[1]; + r2 = MPFR_MANT(u)[0]; + extra = r3 > v1 || (r3 == v1 && r2 >= v0); + if (extra) + sub_ddmmss (r3, r2, r3, r2, v1, v0); + + MPFR_ASSERTD(r3 < v1 || (r3 == v1 && r2 < v0)); + +#if GMP_NUMB_BITS == 64 + mpfr_div2_approx (&q1, &q0, r3, r2, v1, v0); + /* we know q1*B+q0 is smaller or equal to the exact quotient, with + difference at most 21 */ + if (MPFR_LIKELY(((q0 + 21) & (mask >> 1)) > 21)) + sb = 1; /* result is not exact when we can round with an approximation */ + else + { + /* we know q1:q0 is a good-enough approximation, use it! */ + mp_limb_t s0, s1, s2, h, l; + + /* Since we know the difference should be at most 21*(v1:v0) after the + subtraction below, thus at most 21*2^128, it suffices to compute the + lower 3 limbs of (q1:q0) * (v1:v0). */ + umul_ppmm (s1, s0, q0, v0); + umul_ppmm (s2, l, q0, v1); + s1 += l; + s2 += (s1 < l); + umul_ppmm (h, l, q1, v0); + s1 += l; + s2 += h + (s1 < l); + s2 += q1 * v1; + /* Subtract s2:s1:s0 from r2:0:0, with result in s2:s1:s0. */ + s2 = r2 - s2; + /* now negate s1:s0 */ + s0 = -s0; + s1 = -s1 - (s0 != 0); + /* there is a borrow in s2 when s0 and s1 are not both zero */ + s2 -= (s1 != 0 || s0 != 0); + while (s2 > 0 || (s1 > v1) || (s1 == v1 && s0 >= v0)) + { + /* add 1 to q1:q0 */ + q0 ++; + q1 += (q0 == 0); + /* subtract v1:v0 to s2:s1:s0 */ + s2 -= (s1 < v1) || (s1 == v1 && s0 < v0); + sub_ddmmss (s1, s0, s1, s0, v1, v0); + } + sb = s1 | s0; + } + goto round_div2; +#endif + + /* now r3:r2 < v1:v0 */ + if (MPFR_UNLIKELY(r3 == v1)) /* can occur in some rare cases */ + { + /* This can only occur in case extra=0, since otherwise we would have + u_old >= u_new + v >= B^2/2 + B^2/2 = B^2. In this case we have + r3 = u1 and r2 = u0, thus the remainder u*B-q1*v is + v1*B^2+u0*B-(B-1)*(v1*B+v0) = (u0-v0+v1)*B+v0. + Warning: in this case q1 = B-1 can be too large, for example with + u = B^2/2 and v = B^2/2 + B - 1, then u*B-(B-1)*u = -1/2*B^2+2*B-1. */ + MPFR_ASSERTD(extra == 0); + q1 = MPFR_LIMB_MAX; + r1 = v0; + t = v0 - r2; /* t > 0 since r3:r2 < v1:v0 */ + r2 = v1 - t; + if (t > v1) /* q1 = B-1 is too large, we need q1 = B-2, which is ok + since u*B - q1*v >= v1*B^2-(B-2)*(v1*B+B-1) = + -B^2 + 2*B*v1 + 3*B - 2 >= 0 since v1>=B/2 and B>=2 */ + { + q1 --; + /* add v to r2:r1 */ + r1 += v0; + r2 += v1 + (r1 < v0); + } + } + else + { + /* divide r3:r2 by v1: requires r3 < v1 */ + udiv_qrnnd (q1, r2, r3, r2, v1); + /* u-extra*v = q1 * v1 + r2 */ + + /* now subtract q1*v0 to r2:0 */ + umul_ppmm (h, l, q1, v0); + t = r2; /* save old value of r2 */ + r1 = -l; + r2 -= h + (l != 0); + /* Note: h + (l != 0) < 2^GMP_NUMB_BITS. */ + + /* we have r2:r1 = oldr2:0 - q1*v0 mod 2^(2*GMP_NUMB_BITS) + thus (u-extra*v)*B = q1 * v + r2:r1 mod 2^(2*GMP_NUMB_BITS) */ + + /* this while loop should be run at most twice */ + while (r2 > t) /* borrow when subtracting h + (l != 0), q1 too large */ + { + q1 --; + /* add v1:v0 to r2:r1 */ + t = r2; + r1 += v0; + r2 += v1 + (r1 < v0); + /* note: since 2^(GMP_NUMB_BITS-1) <= v1 + (r1 < v0) + <= 2^GMP_NUMB_BITS, it suffices to check if r2 <= t to see + if there was a carry or not. */ + } + } + + /* now (u-extra*v)*B = q1 * v + r2:r1 with 0 <= r2:r1 < v */ + + MPFR_ASSERTD(r2 < v1 || (r2 == v1 && r1 < v0)); + + if (MPFR_UNLIKELY(r2 == v1)) + { + q0 = MPFR_LIMB_MAX; + /* r2:r1:0 - q0*(v1:v0) = v1:r1:0 - (B-1)*(v1:v0) + = r1:0 - v0:0 + v1:v0 */ + r0 = v0; + t = v0 - r1; /* t > 0 since r2:r1 < v1:v0 */ + r1 = v1 - t; + if (t > v1) + { + q0 --; + /* add v to r1:r0 */ + r0 += v0; + r1 += v1 + (r0 < v0); + } + } + else + { + /* divide r2:r1 by v1: requires r2 < v1 */ + udiv_qrnnd (q0, r1, r2, r1, v1); + + /* r2:r1 = q0*v1 + r1 */ + + /* subtract q0*v0 to r1:0 */ + umul_ppmm (h, l, q0, v0); + t = r1; + r0 = -l; + r1 -= h + (l != 0); + + /* this while loop should be run at most twice */ + while (r1 > t) /* borrow when subtracting h + (l != 0), + q0 was too large */ + { + q0 --; + /* add v1:v0 to r1:r0 */ + t = r1; + r0 += v0; + r1 += v1 + (r0 < v0); + /* note: since 2^(GMP_NUMB_BITS-1) <= v1 + (r0 < v0) + <= 2^GMP_NUMB_BITS, it suffices to check if r1 <= t to see + if there was a carry or not. */ + } + } + + MPFR_ASSERTD(r1 < v1 || (r1 == v1 && r0 < v0)); + + /* now (u-extra*v)*B^2 = (q1:q0) * v + r1:r0 */ + + sb = r1 | r0; + + /* here, q1:q0 should be an approximation of the quotient (or the exact + quotient), and sb the sticky bit */ + +#if GMP_NUMB_BITS == 64 + round_div2: #endif + if (extra) + { + qx ++; + sb |= q0 & 1; + q0 = (q1 << (GMP_NUMB_BITS - 1)) | (q0 >> 1); + q1 = MPFR_LIMB_HIGHBIT | (q1 >> 1); + } + rb = q0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (q0 & mask) ^ rb; + qp[1] = q1; + qp[0] = q0 & ~mask; + + MPFR_SIGN(q) = MPFR_MULT_SIGN (MPFR_SIGN (u), MPFR_SIGN (v)); + + /* rounding */ + if (qx > __gmpfr_emax) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when q > 0.111...111*2^(emin-1), or when rounding to nearest and + q >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (qx < __gmpfr_emin) + { + /* Note: the case 0.111...111*2^(emin-1) < q < 2^(emin-1) is not possible + here since (up to exponent) this would imply 1 - 2^(-p) < u/v < 1, + thus v - 2^(-p)*v < u < v, and since we can assume 1/2 <= v < 1, it + would imply v - 2^(-p) = v - ulp(v) < u < v, which has no solution. */ + + /* For RNDN, mpfr_underflow always rounds away, thus for |q|<=2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either qx < emin - 1 + (b) or qx = emin - 1 and qp[1] = 100....000, qp[0] = 0 and rb = sb = 0. + Note: in case (b), it suffices to check whether sb = 0, since rb = 1 + and sb = 0 is not possible (the exact quotient would have p+1 bits, thus + u would need at least p+1 bits). */ + if (rnd_mode == MPFR_RNDN && + (qx < __gmpfr_emin - 1 || + (qp[1] == MPFR_LIMB_HIGHBIT && qp[0] == MPFR_LIMB_ZERO && sb == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (q, rnd_mode, MPFR_SIGN(q)); + } + + MPFR_EXP (q) = qx; /* Don't use MPFR_SET_EXP since qx might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* See the comment in mpfr_div_1. */ + MPFR_ASSERTD(sb != 0); + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(q))) + { + truncate: + MPFR_ASSERTD(qx >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(q)); + } + else /* round away from zero */ + { + add_one_ulp: + qp[0] += MPFR_LIMB_ONE << sh; + qp[1] += (qp[0] == 0); + if (qp[1] == 0) + { + qp[1] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(qx + 1 > __gmpfr_emax)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + MPFR_ASSERTD(qx + 1 <= __gmpfr_emax); + MPFR_ASSERTD(qx + 1 >= __gmpfr_emin); + MPFR_SET_EXP (q, qx + 1); + } + MPFR_RET(MPFR_SIGN(q)); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) */ /* check if {ap, an} is zero */ static int mpfr_mpn_cmpzero (mpfr_limb_ptr ap, mp_size_t an) { + MPFR_ASSERTD (an >= 0); while (an > 0) if (MPFR_LIKELY(ap[--an] != MPFR_LIMB_ZERO)) return 1; @@ -66,6 +675,10 @@ mpfr_mpn_cmp_aux (mpfr_limb_ptr ap, mp_size_t an, mp_size_t k; mp_limb_t bb; + MPFR_ASSERTD (an >= 0); + MPFR_ASSERTD (bn >= 0); + MPFR_ASSERTD (extra == 0 || extra == 1); + if (an >= bn) { k = an - bn; @@ -122,6 +735,8 @@ mpfr_mpn_sub_aux (mpfr_limb_ptr ap, mpfr_limb_ptr bp, mp_size_t n, mp_limb_t bb, rp; MPFR_ASSERTD (cy <= 1); + MPFR_ASSERTD (n >= 0); + while (n--) { bb = (extra) ? ((bp[1] << (GMP_NUMB_BITS-1)) | (bp[0] >> 1)) : bp[0]; @@ -136,27 +751,130 @@ mpfr_mpn_sub_aux (mpfr_limb_ptr ap, mpfr_limb_ptr bp, mp_size_t n, return cy; } -int +/* For large precision, mpz_tdiv_q (which computes only quotient) + is faster than mpn_divrem (which computes also the remainder). + Unfortunately as of GMP 6.0.0 the corresponding mpn_div_q function + is not in the public interface, thus we call mpz_tdiv_q. + + If this function succeeds in computing the correct rounding, return 1, + and put the ternary value in inex. + + Otherwise return 0 (and inex is undefined). +*/ +static int +mpfr_div_with_mpz_tdiv_q (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, + mpfr_rnd_t rnd_mode, int *inex) +{ + mpz_t qm, um, vm; + mpfr_exp_t ue, ve; + mpfr_prec_t qp = MPFR_PREC(q), wp = qp + GMP_NUMB_BITS; + mp_size_t up, vp, k; + int ok; + + mpz_init (qm); + mpz_init (um); + mpz_init (vm); + + ue = mpfr_get_z_2exp (um, u); /* u = um * 2^ue */ + ve = mpfr_get_z_2exp (vm, v); /* v = vm * 2^ve */ + + vp = mpz_sizeinbase (vm, 2); + if (vp > wp) + { + k = vp - wp; /* truncate k bits of vm */ + mpz_tdiv_q_2exp (vm, vm, k); + ve += k; + vp -= k; + } + + /* we want about qp + GMP_NUMB_BITS bits of the quotient, thus um should + have qp + GMP_NUMB_BITS more bits than vm */ + + up = mpz_sizeinbase (um, 2); + if (up > vp + wp) + { + k = up - (vp + wp); /* truncate k bits of um */ + mpz_tdiv_q_2exp (um, um, k); + ue += k; + up -= k; + } + else if (up < vp + wp) /* we need more bits */ + { + k = (vp + wp) - up; + mpz_mul_2exp (um, um, k); + ue -= k; + up += k; + } + + /* now um has exactly wp more bits than vp */ + mpz_tdiv_q (qm, um, vm); + /* qm has either wp or wp+1 bits, and we have: + (a) um = u/2^ue*(1-tu) with tu=0 if no truncation of um, + and 0 <= tu < 2^(1-wp) otherwise; + (b) vm = v/2^ve*(1-tv) with tv=0 if no truncation of vm, + and 0 <= tv < 2^(1-wp) otherwise; + (c) um/vm - 1 < qm <= um/vm, thus qm = um/vm*(1-tq) with + 0 <= tw < 2^(1-wp) since um/vm >= 2^(wp-1) + Altogether we have: + q = u/v*2^(ve-ue)*(1-tu)/(1-tv)*(1-tq) + Thus: + u/v*2^(ve-ue)*(1-2^(2-wp)) < q < u/v*2^(ve-ue)*(1+2^(2-wp)). + If q has wp bits, the error is less than 2^(wp-1)*2^(2-wp) <= 2. + If q has wp+1 bits, the error is less than 2^wp*2^(2-wp) <= 4. + */ + + k = mpz_sizeinbase (qm, 2) - wp; /* 0 or 1 */ + /* Assume qm has wp bits (i.e. k=0) and a directed rounding: if the first + set bit after position 1 has position less than GMP_NUMB_BITS, then + subtracting 2 to qm will not change the bits beyond the GMP_NUMB_BITS + low ones, thus we get correct rounding. + For k=1, we need to start at position 2, and the first set bit has to be + in posiiton less than GMP_NUMB_BITS+1. + For rounding to nearest, the first set bit has to be in position less + than GMP_NUMB_BITS-1 for k=0 (or less than GMP_NUMB_BITS for k=1). + */ + if (mpz_scan1 (qm, k + 1) < GMP_NUMB_BITS + k - (rnd_mode == MPFR_RNDN) && + mpz_scan0 (qm, k + 1) < GMP_NUMB_BITS + k - (rnd_mode == MPFR_RNDN)) + { + MPFR_SAVE_EXPO_DECL (expo); + ok = 1; + MPFR_SAVE_EXPO_MARK (expo); + *inex = mpfr_set_z (q, qm, rnd_mode); + MPFR_SAVE_EXPO_FREE (expo); + /* if we got an underflow or overflow, the result is not valid */ + if (MPFR_IS_SINGULAR(q) || MPFR_EXP(q) == MPFR_EXT_EMIN || + MPFR_EXP(q) == MPFR_EXT_EMAX) + ok = 0; + MPFR_EXP(q) += ue - ve; + *inex = mpfr_check_range (q, *inex, rnd_mode); + } + else + ok = 0; + + mpz_clear (qm); + mpz_clear (um); + mpz_clear (vm); + + return ok; +} + +MPFR_HOT_FUNCTION_ATTR int mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) { - mp_size_t q0size = MPFR_LIMB_SIZE(q); /* number of limbs of destination */ - mp_size_t usize = MPFR_LIMB_SIZE(u); - mp_size_t vsize = MPFR_LIMB_SIZE(v); + mp_size_t q0size, usize, vsize; mp_size_t qsize; /* number of limbs wanted for the computed quotient */ mp_size_t qqsize; mp_size_t k; - mpfr_limb_ptr q0p = MPFR_MANT(q), qp; - mpfr_limb_ptr up = MPFR_MANT(u); - mpfr_limb_ptr vp = MPFR_MANT(v); + mpfr_limb_ptr q0p, qp; + mpfr_limb_ptr up, vp; mpfr_limb_ptr ap; mpfr_limb_ptr bp; mp_limb_t qh; - mp_limb_t sticky_u = MPFR_LIMB_ZERO; + mp_limb_t sticky_u, sticky_v; mp_limb_t low_u; - mp_limb_t sticky_v = MPFR_LIMB_ZERO; mp_limb_t sticky; mp_limb_t sticky3; - mp_limb_t round_bit = MPFR_LIMB_ZERO; + mp_limb_t round_bit; mpfr_exp_t qexp; int sign_quotient; int extra_bit; @@ -215,7 +933,7 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) { MPFR_ASSERTD (! MPFR_IS_INF (u)); MPFR_SET_INF(q); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); } } @@ -227,12 +945,72 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) } } + /* When MPFR_GENERIC_ABI is defined, we don't use special code. */ +#if !defined(MPFR_GENERIC_ABI) + if (MPFR_GET_PREC(u) == MPFR_GET_PREC(q) && + MPFR_GET_PREC(v) == MPFR_GET_PREC(q)) + { + if (MPFR_GET_PREC(q) < GMP_NUMB_BITS) + return mpfr_div_1 (q, u, v, rnd_mode); + + if (GMP_NUMB_BITS < MPFR_GET_PREC(q) && + MPFR_GET_PREC(q) < 2 * GMP_NUMB_BITS) + return mpfr_div_2 (q, u, v, rnd_mode); + + if (MPFR_GET_PREC(q) == GMP_NUMB_BITS) + return mpfr_div_1n (q, u, v, rnd_mode); + } +#endif /* !defined(MPFR_GENERIC_ABI) */ + + usize = MPFR_LIMB_SIZE(u); + vsize = MPFR_LIMB_SIZE(v); + q0size = MPFR_LIMB_SIZE(q); /* number of limbs of destination */ + q0p = MPFR_MANT(q); + up = MPFR_MANT(u); + vp = MPFR_MANT(v); + sticky_u = MPFR_LIMB_ZERO; + sticky_v = MPFR_LIMB_ZERO; + round_bit = MPFR_LIMB_ZERO; + /************************************************************************** * * * End of the part concerning special values. * * * **************************************************************************/ + /* when the divisor has one limb, we can use mpfr_div_ui, which should be + faster, assuming there is no intermediate overflow or underflow. + The divisor interpreted as an integer satisfies + 2^(GMP_NUMB_BITS-1) <= vm < 2^GMP_NUMB_BITS, thus the quotient + satisfies 2^(EXP(u)-1-GMP_NUMB_BITS) < u/vm < 2^(EXP(u)-GMP_NUMB_BITS+1) + and its exponent is either EXP(u)-GMP_NUMB_BITS or one more. */ + if (vsize <= 1 && __gmpfr_emin <= MPFR_EXP(u) - GMP_NUMB_BITS + && MPFR_EXP(u) - GMP_NUMB_BITS + 1 <= __gmpfr_emax + && vp[0] <= ULONG_MAX) + { + mpfr_exp_t exp_v = MPFR_EXP(v); /* save it in case q=v */ + if (MPFR_IS_POS (v)) + inex = mpfr_div_ui (q, u, vp[0], rnd_mode); + else + { + inex = -mpfr_div_ui (q, u, vp[0], MPFR_INVERT_RND(rnd_mode)); + MPFR_CHANGE_SIGN(q); + } + /* q did not under/overflow */ + MPFR_EXP(q) -= exp_v; + /* The following test is needed, otherwise the next addition + on the exponent may overflow, e.g. when dividing the + largest finite MPFR number by the smallest positive one. */ + if (MPFR_UNLIKELY (MPFR_EXP(q) > __gmpfr_emax - GMP_NUMB_BITS)) + return mpfr_overflow (q, rnd_mode, MPFR_SIGN(q)); + MPFR_EXP(q) += GMP_NUMB_BITS; + return mpfr_check_range (q, inex, rnd_mode); + } + + /* for large precisions, try using truncated division first */ + if (q0size >= 32 && mpfr_div_with_mpz_tdiv_q (q, u, v, rnd_mode, &inex)) + return inex; + MPFR_TMP_MARK(marker); /* set sign */ @@ -252,19 +1030,14 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) l = vsize - 1; while (k != 0 && l != 0 && up[--k] == vp[--l]); /* now k=0 or l=0 or up[k] != vp[l] */ - if (up[k] > vp[l]) - extra_bit = 1; - else if (up[k] < vp[l]) - extra_bit = 0; + if (up[k] != vp[l]) + extra_bit = (up[k] > vp[l]); /* now up[k] = vp[l], thus either k=0 or l=0 */ else if (l == 0) /* no more divisor limb */ extra_bit = 1; else /* k=0: no more dividend limb */ extra_bit = mpfr_mpn_cmpzero (vp, l) == 0; } -#ifdef DEBUG - printf ("extra_bit=%d\n", extra_bit); -#endif /* set exponent */ qexp = MPFR_GET_EXP (u) - MPFR_GET_EXP (v) + extra_bit; @@ -338,6 +1111,9 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) round_bit = (qp[1] >> (sh - 1)) & 1; else round_bit = qp[0] >> (GMP_NUMB_BITS - 1); + /* TODO: add value coverage tests in tdiv to check that + we reach this part with different values of qh and + round_bit (4 cases). */ if (round_bit == 0) { inex = -1; @@ -346,10 +1122,9 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) else /* round_bit = 1 */ goto add_one_ulp; } - else if (like_rndz == 0) /* round away */ + else if (! like_rndz) /* round away */ goto add_one_ulp; - /* else round to zero: nothing to do */ - else + else /* round to zero: nothing to do */ { inex = -1; goto truncate; @@ -433,10 +1208,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) /* if Mulders' short division failed, we revert to division with remainder */ qh = mpn_divrem (qp, 0, ap + k, qqsize - k, bp, qsize - k); /* warning: qh may be 1 if u1 == v1, but u < v */ -#ifdef DEBUG2 - printf ("q="); mpfr_mpn_print (qp, qsize); - printf ("r="); mpfr_mpn_print (ap, qsize); -#endif k = qsize; sticky_u = sticky_u || mpfr_mpn_cmpzero (ap, k); @@ -464,20 +1235,12 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) including the round bit, and 1 <= sh2 <= GMP_NUMB_BITS is the number of bits in sticky3 */ inex = (sticky != MPFR_LIMB_ZERO) || (sticky3 != MPFR_LIMB_ZERO); -#ifdef DEBUG - printf ("sticky=%lu sticky3=%lu inex=%d\n", - (unsigned long) sticky, (unsigned long) sticky3, inex); -#endif /* to round, we distinguish two cases: (a) vsize <= qsize: we used the full divisor (b) vsize > qsize: the divisor was truncated */ -#ifdef DEBUG - printf ("vsize=%lu qsize=%lu\n", - (unsigned long) vsize, (unsigned long) qsize); -#endif if (MPFR_LIKELY(vsize <= qsize)) /* use the full divisor */ { if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) @@ -510,10 +1273,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) { round_bit = sticky3 & (MPFR_LIMB_ONE << (sh2 - 1)); sticky3 = sticky3 ^ round_bit; -#ifdef DEBUG - printf ("rb=%lu sb=%lu\n", - (unsigned long) round_bit, (unsigned long) sticky3); -#endif } if (sticky3 != MPFR_LIMB_ZERO && sticky3 != MPFR_LIMB_ONE) { @@ -540,7 +1299,7 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) if (qh) qh2 = mpn_add_n (sp + qsize, sp + qsize, vp, k); else - qh2 = (mp_limb_t) 0; + qh2 = MPFR_LIMB_ZERO; qp[0] ^= sticky3orig; /* restore truncated quotient */ /* compare qh2 + {sp, k + qsize} to {ap, qsize} + low(u) */ @@ -551,9 +1310,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) mpfr_mpn_cmp_aux (sp, k, up, usize - qqsize, extra_bit) : mpfr_mpn_cmpzero (sp, k); } -#ifdef DEBUG - printf ("cmp(q*v0,r+u0)=%d\n", cmp_s_r); -#endif /* now cmp_s_r > 0 if {sp, vsize} > {ap, qsize} + low(u) cmp_s_r = 0 if {sp, vsize} = {ap, qsize} + low(u) cmp_s_r < 0 if {sp, vsize} < {ap, qsize} + low(u) */ @@ -611,9 +1367,6 @@ mpfr_div (mpfr_ptr q, mpfr_srcptr u, mpfr_srcptr v, mpfr_rnd_t rnd_mode) cmp_s_r = 1; /* since in fact we subtracted less than 1 */ } -#ifdef DEBUG - printf ("cmp(q*v0-(r+u0),v)=%d\n", cmp_s_r); -#endif if (cmp_s_r <= 0) /* q1-1 <= u/v < q1 */ { if (sticky3 == MPFR_LIMB_ONE) diff --git a/Build/source/libs/mpfr/mpfr-src/src/div_2si.c b/Build/source/libs/mpfr/mpfr-src/src/div_2si.c index e4b5d53a0a3..1552383642e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/div_2si.c +++ b/Build/source/libs/mpfr/mpfr-src/src/div_2si.c @@ -22,7 +22,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -int +MPFR_HOT_FUNCTION_ATTR int mpfr_div_2si (mpfr_ptr y, mpfr_srcptr x, long int n, mpfr_rnd_t rnd_mode) { int inexact; diff --git a/Build/source/libs/mpfr/mpfr-src/src/div_d.c b/Build/source/libs/mpfr/mpfr-src/src/div_d.c index 81aae1f1dd5..05178cdb970 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/div_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/div_d.c @@ -28,6 +28,7 @@ mpfr_div_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC ( @@ -37,15 +38,14 @@ mpfr_div_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, c, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_div (a, b, d, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear(d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/div_ui.c b/Build/source/libs/mpfr/mpfr-src/src/div_ui.c index e826a807a32..633c8c04f90 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/div_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/div_ui.c @@ -1,4 +1,4 @@ -/* mpfr_div_{ui,si} -- divide a floating-point number by a machine integer +/* mpfr_div_ui -- divide a floating-point number by a machine integer Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -24,7 +24,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" /* returns 0 if result exact, non-zero otherwise */ -int +#undef mpfr_div_ui +MPFR_HOT_FUNCTION_ATTR int mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode) { long i; @@ -32,7 +33,11 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode mp_size_t xn, yn, dif; mp_limb_t *xp, *yp, *tmp, c, d; mpfr_exp_t exp; - int inexact, middle = 1, nexttoinf; + int inexact, nexttoinf; + int middle = 1; /* middle = 0 if the next bit after {yp, yn} is 1 and others are + zero, middle = -1 if the next bit after {yp, yn} is 0, and + middle = 1 if the next bit after {yp, yn} is 1, and next bits + are not all zero */ MPFR_TMP_DECL(marker); MPFR_LOG_FUNC @@ -77,7 +82,7 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode /* x/0 is Inf since x != 0*/ MPFR_SET_INF (y); MPFR_SET_SAME_SIGN (y, x); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); } else /* y = x/1 = x */ @@ -102,12 +107,14 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode /* don't use tmp=yp since the mpn_lshift call below requires yp >= tmp+1 */ tmp = MPFR_TMP_LIMBS_ALLOC (yn + 1); - c = (mp_limb_t) u; - MPFR_ASSERTN (u == c); + MPFR_STAT_STATIC_ASSERT (MPFR_LIMB_MAX >= ULONG_MAX); if (dif >= 0) - c = mpn_divrem_1 (tmp, dif, xp, xn, c); /* used all the dividend */ + c = mpn_divrem_1 (tmp, dif, xp, xn, u); /* used all the dividend */ else /* dif < 0 i.e. xn > yn, don't use the (-dif) low limbs from x */ - c = mpn_divrem_1 (tmp, 0, xp - dif, yn + 1, c); + c = mpn_divrem_1 (tmp, 0, xp - dif, yn + 1, u); + + /* the quotient x/u is formed by {tmp, yn+1} + + (c + {xp, dif}/B^dif) / u, where B = 2^GMP_NUMB_BITS */ inexact = (c != 0); @@ -130,7 +137,7 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode /* If we believe that we are right in the middle or exact, we should check that we did not neglect any word of x (division large / 1 -> small). */ - for (i=0; ((inexact == 0) || (middle == 0)) && (i < -dif); i++) + for (i = 0; (inexact == 0 || middle == 0) && i < -dif; i++) if (xp[i]) inexact = middle = 1; /* larger than middle */ @@ -159,11 +166,12 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode mp_limb_t w = tmp[0] << shlz; mpn_lshift (yp, tmp + 1, yn, shlz); - yp[0] += tmp[0] >> (GMP_NUMB_BITS - shlz); + yp[0] |= tmp[0] >> (GMP_NUMB_BITS - shlz); + /* now {yp, yn} is the approximate quotient, w is the next limb */ - if (w > (MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1))) + if (w > MPFR_LIMB_HIGHBIT) { middle = 1; } - else if (w < (MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1))) + else if (w < MPFR_LIMB_HIGHBIT) { middle = -1; } else { middle = (c != 0); } @@ -173,10 +181,9 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode } else { /* this happens only if u == 1 and xp[xn-1] >= - 1<<(GMP_NUMB_BITS-1). It might be better to handle the - u == 1 case separately? + MPFR_LIMB_ONE << (GMP_NUMB_BITS-1). It might be better to + handle the u == 1 case separately? */ - MPN_COPY (yp, tmp + 1, yn); } } @@ -184,12 +191,12 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode MPFR_UNSIGNED_MINUS_MODULO (sh, MPFR_PREC (y)); /* it remains sh bits in less significant limb of y */ - d = *yp & MPFR_LIMB_MASK (sh); - *yp ^= d; /* set to zero lowest sh bits */ + d = yp[0] & MPFR_LIMB_MASK (sh); + yp[0] ^= d; /* set to zero lowest sh bits */ MPFR_TMP_FREE (marker); - if (exp < __gmpfr_emin - 1) + if (MPFR_UNLIKELY (exp < __gmpfr_emin - 1)) return mpfr_underflow (y, rnd_mode == MPFR_RNDN ? MPFR_RNDZ : rnd_mode, MPFR_SIGN (y)); @@ -201,6 +208,7 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode switch (rnd_mode) { case MPFR_RNDZ: + case MPFR_RNDF: inexact = - MPFR_INT_SIGN (y); /* result is inexact */ nexttoinf = 0; break; @@ -229,10 +237,13 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode indicate even rounding, but the result is inexact, so up) ; The second case is the case where middle should be used to decide the direction of rounding (no further bit computed) ; - The third is the true even rounding. + The third is the true even rounding: + (a) either sh > 0 and inexact = 0 + (a) or sh = 0 and middle = 0 */ if ((sh && inexact) || (!sh && middle > 0) || - (!inexact && *yp & (MPFR_LIMB_ONE << sh))) + (((sh && !inexact) || (!sh && middle == 0)) + && (yp[0] & (MPFR_LIMB_ONE << sh)))) { inexact = MPFR_INT_SIGN (y); nexttoinf = 1; @@ -258,25 +269,3 @@ mpfr_div_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode return mpfr_check_range (y, inexact, rnd_mode); } - -int -mpfr_div_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) -{ - int res; - - MPFR_LOG_FUNC - (("x[%Pu]=%.*Rg u=%ld rnd=%d", - mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), - ("y[%Pu]=%.*Rg inexact=%d", - mpfr_get_prec(y), mpfr_log_prec, y, res)); - - if (u >= 0) - res = mpfr_div_ui (y, x, u, rnd_mode); - else - { - res = - mpfr_div_ui (y, x, - (unsigned long) u, - MPFR_INVERT_RND (rnd_mode)); - MPFR_CHANGE_SIGN (y); - } - return res; -} diff --git a/Build/source/libs/mpfr/mpfr-src/src/dump.c b/Build/source/libs/mpfr/mpfr-src/src/dump.c index b427f80bfcd..d88dca2b520 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/dump.c +++ b/Build/source/libs/mpfr/mpfr-src/src/dump.c @@ -1,6 +1,6 @@ -/* mpfr_dump -- Dump a float to stdout. +/* mpfr_dump, mpfr_fdump -- dump a float (for the tests and debugging purpose) -Copyright 1999, 2001, 2004, 2006-2017 Free Software Foundation, Inc. +Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. This file is part of the GNU MPFR Library. @@ -22,9 +22,111 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" +/* mpfr_dump is mainly for debugging purpose. It outputs a MPFR number + * in some unspecified format, then a newline character. This function + * is part of the API, but the output format may change without breaking + * the ABI. + * + * Since this is for debugging, it can detect invalid data (or UBF), and + * in such a case, it outputs information between exclamation marks: + * - 'N': the number is not normalized (MSB = 0); + * - 'T': there are non-zero trailing bits (output in square brackets); + * - 'U': this is a UBF number (internal use only); + * - '<': the exponent is < the current emin; + * - '>': the exponent is > the current emax. + * + * The format may depend on MPFR_* environment variables. For instance, + * in the future, some environment variables could specify prefix and + * suffix strings to colorize parts of the output that correspond to + * invalid data. + */ + +void +mpfr_fdump (FILE *stream, mpfr_srcptr x) +{ + if (MPFR_IS_NEG (x)) + fprintf (stream, "-"); + + if (MPFR_IS_NAN (x)) + fprintf (stream, "@NaN@"); + else if (MPFR_IS_INF (x)) + fprintf (stream, "@Inf@"); + else if (MPFR_IS_ZERO (x)) + fprintf (stream, "0"); + else + { + mp_limb_t *mx; + mpfr_prec_t px; + mp_size_t n; + char invalid[4]; + int first = 1, i = 0; + + mx = MPFR_MANT (x); + px = MPFR_PREC (x); + + fprintf (stream, "0."); + for (n = (px - 1) / GMP_NUMB_BITS; n >= 0; n--) + { + mp_limb_t wd, t; + + wd = mx[n]; + if (first) + { + if (! MPFR_LIMB_MSB (wd)) + invalid[i++] = 'N'; + first = 0; + } + for (t = MPFR_LIMB_HIGHBIT; t != 0; t >>= 1) + { + putc ((wd & t) == 0 ? '0' : '1', stream); + if (--px == 0) + { + MPFR_ASSERTD (n == 0); + if (t != 0 && (wd & (t - 1)) != 0) + { + putc ('[', stream); + invalid[i++] = 'T'; + } + else + break; /* the trailing bits (all 0's) are not output */ + } + } + } + if (px < 0) /* there are non-zero trailing bits */ + putc (']', stream); + + if (MPFR_IS_UBF (x)) + { +#ifndef MPFR_USE_MINI_GMP + gmp_fprintf (stream, "E%Zd", MPFR_ZEXP (x)); +#else /* mini-gmp has no gmp_fprintf */ + fprintf (stream, "E"); + mpz_out_str (stream, 10, MPFR_ZEXP (x)); +#endif + invalid[i++] = 'U'; + } + else + { + mpfr_exp_t e = MPFR_EXP (x); + + fprintf (stream, "E%" MPFR_EXP_FSPEC "d", (mpfr_eexp_t) e); + if (e < __gmpfr_emin) + invalid[i++] = '<'; + else if (e > __gmpfr_emax) + invalid[i++] = '>'; + } + + if (i != 0) + { + invalid[i] = '\0'; + fprintf (stream, "!!!%s!!!", invalid); + } + } + putc ('\n', stream); +} + void -mpfr_dump (mpfr_srcptr u) +mpfr_dump (mpfr_srcptr x) { - mpfr_print_binary(u); - putchar('\n'); + mpfr_fdump (stdout, x); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/eint.c b/Build/source/libs/mpfr/mpfr-src/src/eint.c index c09efe94143..cd9588e5064 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/eint.c +++ b/Build/source/libs/mpfr/mpfr-src/src/eint.c @@ -30,8 +30,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., eint (x) is undefined for x < 0. */ -/* compute in y an approximation of sum(x^k/k/k!, k=1..infinity), - and return e such that the absolute error is bound by 2^e ulp(y) */ +/* Compute in y an approximation of sum(x^k/k/k!, k=1..infinity), + and return e such that the absolute error is bound by 2^e ulp(y). + Return PREC(y) when the truncated series does not converge. +*/ static mpfr_exp_t mpfr_eint_aux (mpfr_t y, mpfr_srcptr x) { @@ -44,7 +46,7 @@ mpfr_eint_aux (mpfr_t y, mpfr_srcptr x) MPFR_GROUP_DECL (group); /* for |x| <= 1, we have S := sum(x^k/k/k!, k=1..infinity) = x + R(x) - where |R(x)| <= (x/2)^2/(1-x/2) <= 2*(x/2)^2 + where |R(x)| <= (x/2)^2/(1-|x|/2) <= 2*(x/2)^2 thus |R(x)/x| <= |x|/2 thus if |x| <= 2^(-PREC(y)) we have |S - o(x)| <= ulp(y) */ @@ -75,16 +77,19 @@ mpfr_eint_aux (mpfr_t y, mpfr_srcptr x) mpz_set_ui (t, 1); mpz_mul_2exp (t, t, w); mpfr_set_ui (eps, 0, MPFR_RNDN); /* eps[0] = 0 */ - mpfr_set_ui (errs, 0, MPFR_RNDN); + mpfr_set_ui (errs, 0, MPFR_RNDN); /* maximal error on s */ for (k = 1;; k++) { - /* let eps[k] be the absolute error on t[k]: + /* let t[k] = x^k/k/k!, and eps[k] be the absolute error on t[k]: since t[k] = trunc(t[k-1]*m*2^e/k), we have - eps[k+1] <= 1 + eps[k-1]*m*2^e/k + t[k-1]*m*2^(1-w)*2^e/k - = 1 + (eps[k-1] + t[k-1]*2^(1-w))*m*2^e/k - = 1 + (eps[k-1]*2^(w-1) + t[k-1])*2^(1-w)*m*2^e/k */ + eps[k+1] <= 1 + eps[k-1]*|m|*2^e/k + |t[k-1]|*|m|*2^(1-w)*2^e/k + = 1 + (eps[k-1] + |t[k-1]|*2^(1-w))*|m|*2^e/k + = 1 + (eps[k-1]*2^(w-1) + |t[k-1]|)*2^(1-w)*|m|*2^e/k */ mpfr_mul_2ui (eps, eps, w - 1, MPFR_RNDU); - mpfr_add_z (eps, eps, t, MPFR_RNDU); + if (mpz_sgn (t) >= 0) + mpfr_add_z (eps, eps, t, MPFR_RNDU); + else + mpfr_sub_z (eps, eps, t, MPFR_RNDU); MPFR_MPZ_SIZEINBASE2 (sizeinbase, m); mpfr_mul_2si (eps, eps, sizeinbase - (w - 1) + e, MPFR_RNDU); mpfr_div_ui (eps, eps, k, MPFR_RNDU); @@ -145,7 +150,7 @@ mpfr_eint_aux (mpfr_t y, mpfr_srcptr x) /* Return in y an approximation of Ei(x) using the asymptotic expansion: Ei(x) = exp(x)/x * (1 + 1/x + 2/x^2 + ... + k!/x^k + ...) - Assumes x >= PREC(y) * log(2). + Assumes |x| >= PREC(y) * log(2). Returns the error bound in terms of ulp(y). */ static mpfr_exp_t @@ -190,11 +195,13 @@ mpfr_eint_asympt (mpfr_ptr y, mpfr_srcptr x) return err_exp; } +/* mpfr_eint returns Ei(x) for x >= 0, + and -E1(-x) for x < 0, following http://dlmf.nist.gov/6.2 */ int mpfr_eint (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { int inex; - mpfr_t tmp, ump; + mpfr_t tmp, ump, x_abs; mpfr_exp_t err, te; mpfr_prec_t prec; MPFR_SAVE_EXPO_DECL (expo); @@ -206,80 +213,104 @@ mpfr_eint (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) { - /* eint(NaN) = eint(-Inf) = NaN */ - if (MPFR_IS_NAN (x) || (MPFR_IS_INF (x) && MPFR_IS_NEG(x))) + if (MPFR_IS_NAN (x)) { MPFR_SET_NAN (y); MPFR_RET_NAN; } - /* eint(+inf) = +inf */ else if (MPFR_IS_INF (x)) { - MPFR_SET_INF(y); - MPFR_SET_POS(y); + /* eint(+inf) = +inf and eint(-inf) = -0 */ + if (MPFR_IS_POS (x)) + { + MPFR_SET_INF(y); + MPFR_SET_POS(y); + } + else + { + MPFR_SET_ZERO(y); + MPFR_SET_NEG(y); + } MPFR_RET(0); } else /* eint(+/-0) = -Inf */ { MPFR_SET_INF(y); MPFR_SET_NEG(y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); } } - /* eint(x) = NaN for x < 0 */ - if (MPFR_IS_NEG(x)) - { - MPFR_SET_NAN (y); - MPFR_RET_NAN; - } + MPFR_TMP_INIT_ABS (x_abs, x); MPFR_SAVE_EXPO_MARK (expo); + /* Init stuff */ + prec = MPFR_PREC (y) + 2 * MPFR_INT_CEIL_LOG2 (MPFR_PREC (y)) + 6; + mpfr_init2 (tmp, 64); + mpfr_init2 (ump, 64); + /* Since eint(x) >= exp(x)/x, we have log2(eint(x)) >= (x-log(x))/log(2). Let's compute k <= (x-log(x))/log(2) in a low precision. If k >= emax, then log2(eint(x)) >= emax, and eint(x) >= 2^emax, i.e. it overflows. */ - mpfr_init2 (tmp, 64); - mpfr_init2 (ump, 64); - mpfr_log (tmp, x, MPFR_RNDU); - mpfr_sub (ump, x, tmp, MPFR_RNDD); - mpfr_const_log2 (tmp, MPFR_RNDU); - mpfr_div (ump, ump, tmp, MPFR_RNDD); - /* FIXME: We really need mpfr_set_exp_t and mpfr_cmpfr_exp_t functions. */ - MPFR_ASSERTN (MPFR_EMAX_MAX <= LONG_MAX); - if (mpfr_cmp_ui (ump, __gmpfr_emax) >= 0) + if (MPFR_IS_POS(x)) { - mpfr_clear (tmp); - mpfr_clear (ump); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_overflow (y, rnd, 1); + mpfr_log (tmp, x, MPFR_RNDU); + mpfr_sub (ump, x, tmp, MPFR_RNDD); + mpfr_div (ump, ump, __gmpfr_const_log2_RNDU, MPFR_RNDD); + /* FIXME: We really need a mpfr_cmp_exp_t function. */ + MPFR_ASSERTN (MPFR_EMAX_MAX <= LONG_MAX); + if (mpfr_cmp_ui (ump, __gmpfr_emax) >= 0) + { + mpfr_clear (tmp); + mpfr_clear (ump); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_overflow (y, rnd, 1); + } } - /* Init stuff */ - prec = MPFR_PREC (y) + 2 * MPFR_INT_CEIL_LOG2 (MPFR_PREC (y)) + 6; + /* Since E1(x) <= exp(-x) for x >= 1, we have log2(E1(x)) <= -x/log(2). + Let's compute k >= -x/log(2) in a low precision. If k < emin + then log2(E1(x)) <= emin-1, and E1(x) <= 2^(emin-1): it underflows. */ + if (MPFR_IS_NEG(x) && MPFR_GET_EXP(x) >= 1) + { + mpfr_div (ump, x, __gmpfr_const_log2_RNDD, MPFR_RNDU); + MPFR_ASSERTN (MPFR_EMIN_MIN >= LONG_MIN); + if (mpfr_cmp_si (ump, __gmpfr_emin) < 0) + { + mpfr_clear (tmp); + mpfr_clear (ump); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_underflow (y, rnd, -1); + } + } - /* eint() has a root 0.37250741078136663446..., so if x is near, - already take more bits */ - /* FIXME: do not use native floating-point here. */ - if (MPFR_GET_EXP(x) == -1) /* 1/4 <= x < 1/2 */ + /* eint() has a root 0.37250741078136663446..., + so if x is near, already take more bits */ + if (MPFR_IS_POS(x) && MPFR_GET_EXP(x) == -1) /* 1/4 <= x < 1/2 */ { - double d; - d = mpfr_get_d (x, MPFR_RNDN) - 0.37250741078136663; - d = (d == 0.0) ? -53 : __gmpfr_ceil_log2 (d); - prec += -d; + mpfr_t y; + mpfr_init2 (y, 32); + /* 1599907147/2^32 is a 32-bit approximation of 0.37250741078136663446 */ + mpfr_set_ui_2exp (y, 1599907147UL, -32, MPFR_RNDN); + mpfr_sub (y, x, y, MPFR_RNDN); + prec += (mpfr_zero_p (y)) ? 32 + : mpfr_get_exp (y) < 0 ? -mpfr_get_exp (y) : 0; + mpfr_clear (y); } mpfr_set_prec (tmp, prec); mpfr_set_prec (ump, prec); - MPFR_ZIV_INIT (loop, prec); /* Initialize the ZivLoop controler */ - for (;;) /* Infinite loop */ + MPFR_ZIV_INIT (loop, prec); /* Initialize the ZivLoop controller */ + for (;;) /* Infinite loop */ { - /* We need that the smallest value of k!/x^k is smaller than 2^(-p). - The minimum is obtained for x=k, and it is smaller than e*sqrt(x)/e^x - for x>=1. */ - if (MPFR_GET_EXP (x) > 0 && mpfr_cmp_d (x, ((double) prec + + /* For the asymptotic expansion to work, we need that the smallest + value of k!/|x|^k is smaller than 2^(-p). The minimum is obtained for + x=k, and it is smaller than e*sqrt(x)/e^x for x>=1. */ + if (MPFR_GET_EXP (x) > 0 && + mpfr_cmp_d (x_abs, ((double) prec + 0.5 * (double) MPFR_GET_EXP (x)) * LOG2 + 1.0) > 0) err = mpfr_eint_asympt (tmp, x); else @@ -288,20 +319,27 @@ mpfr_eint (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) te = MPFR_GET_EXP(tmp); mpfr_const_euler (ump, MPFR_RNDN); /* 0.577 -> EXP(ump)=0 */ mpfr_add (tmp, tmp, ump, MPFR_RNDN); - /* error <= 1/2 + 1/2*2^(EXP(ump)-EXP(tmp)) + 2^(te-EXP(tmp)+err) + /* If tmp <> 0: + error <= 1/2 + 1/2*2^(EXP(ump)-EXP(tmp)) + 2^(te-EXP(tmp)+err) <= 1/2 + 2^(MAX(EXP(ump), te+err+1) - EXP(tmp)) - <= 2^(MAX(0, 1 + MAX(EXP(ump), te+err+1) - EXP(tmp))) */ - err = MAX(1, te + err + 2) - MPFR_GET_EXP(tmp); + <= 2^(MAX(0, 1 + MAX(EXP(ump), te+err+1) - EXP(tmp))). + If tmp = 0 we can use the same bound, replacing + EXP(tmp) by EXP(ump). */ + err = MAX(1, te + err + 2); + te = MPFR_IS_ZERO(tmp) ? MPFR_GET_EXP(ump) : MPFR_GET_EXP(tmp); + err = err - te; err = MAX(0, err); - te = MPFR_GET_EXP(tmp); - mpfr_log (ump, x, MPFR_RNDN); + mpfr_log (ump, x_abs, MPFR_RNDN); mpfr_add (tmp, tmp, ump, MPFR_RNDN); /* same formula as above, except now EXP(ump) is not 0 */ err += te + 1; if (MPFR_LIKELY (!MPFR_IS_ZERO (ump))) err = MAX (MPFR_GET_EXP (ump), err); - err = MAX(0, err - MPFR_GET_EXP (tmp)); + /* if tmp is zero, we surely cannot round correctly */ + err = (MPFR_IS_ZERO(tmp)) ? prec : MAX(0, err - MPFR_GET_EXP (tmp)); } + /* Note: we assume here that MPFR_CAN_ROUND returns the same result + for rnd and MPFR_INVERT_RND(rnd) */ if (MPFR_LIKELY (MPFR_CAN_ROUND (tmp, prec - err, MPFR_PREC (y), rnd))) break; MPFR_ZIV_NEXT (loop, prec); /* Increase used precision */ @@ -310,7 +348,8 @@ mpfr_eint (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) } MPFR_ZIV_FREE (loop); /* Free the ZivLoop Controller */ - inex = mpfr_set (y, tmp, rnd); /* Set y to the computed value */ + /* Set y to the computed value */ + inex = mpfr_set (y, tmp, rnd); mpfr_clear (tmp); mpfr_clear (ump); diff --git a/Build/source/libs/mpfr/mpfr-src/src/erandom.c b/Build/source/libs/mpfr/mpfr-src/src/erandom.c new file mode 100644 index 00000000000..b423bf4ec07 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/erandom.c @@ -0,0 +1,105 @@ +/* mpfr_erandom (rop, state, rnd_mode) -- Generate an exponential deviate with + mean 1 and round it to the precision of rop according to the given rounding + mode. + +Copyright 2013-2017 Free Software Foundation, Inc. +Contributed by Charles Karney <charles@karney.com>, SRI International. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* + * Sampling from the exponential distribution with unit mean using the method + * given in John von Neumann, Various techniques used in connection with random + * digits, in A. S. Householder, G. E. Forsythe, and H. H. Germond, editors, + * "Monte Carlo Method", number 12 in Applied Mathematics Series, pp. 36-38 + * (NBS, Washington, DC, 1951), Proceedings of a symposium held June 29-July 1, + * 1949, in Los Angeles. + * + * A modification to this algorithm is given in: + * Charles F. F. Karney, + * "Sampling exactly from the normal distribution", + * ACM Trans. Math. Software 42(1), 3:1-14 (Jan. 2016). + * https://dx.doi.org/10.1145/2710016 + * http://arxiv.org/abs/1303.6257 + * Although this improves the bit efficiency, in practice, it results in + * a slightly slower algorithm for MPFR. So here the original von Neumann + * algorithm is used. + * + * There are a few "weasel words" regarding the accuracy of this + * implementation. The algorithm produces exactly rounded exponential deviates + * provided that gmp's random number engine delivers truly random bits. If it + * did, the algorithm would be perfect; however, this implementation would have + * problems, e.g., in that the integer part of the exponential deviate is + * represented by an unsigned long, whereas in reality the integer part in + * unbounded. In this implementation, asserts catch overflow in the integer + * part and similar (very, very) unlikely events. In reality, of course, gmp's + * random number engine has a finite internal state (19937 bits in the case of + * the MT19937 method). This means that these unlikely events in fact won't + * occur. If the asserts are triggered, then this is an indication that the + * random number engine is defective. (Even if a hardware random number + * generator were used, the most likely explanation for the triggering of the + * asserts would be that the hardware generator was broken.) + */ + +#include "random_deviate.h" + +/* true with prob exp(-x) */ +static int +E (mpfr_random_deviate_t x, gmp_randstate_t r, + mpfr_random_deviate_t p, mpfr_random_deviate_t q) +{ + /* p and q are temporaries */ + mpfr_random_deviate_reset (p); + if (!mpfr_random_deviate_less (p, x, r)) + return 1; + for (;;) + { + mpfr_random_deviate_reset (q); + if (!mpfr_random_deviate_less (q, p, r)) + return 0; + mpfr_random_deviate_reset (p); + if (!mpfr_random_deviate_less (p, q, r)) + return 1; + } +} + +/* return an exponential random deviate with mean 1 as a MPFR */ +int +mpfr_erandom (mpfr_t z, gmp_randstate_t r, mpfr_rnd_t rnd) +{ + mpfr_random_deviate_t x, p, q; + int inex; + unsigned long k = 0; + + mpfr_random_deviate_init (x); + mpfr_random_deviate_init (p); + mpfr_random_deviate_init (q); + while (!E(x, r, p, q)) + { + ++k; + /* Catch k wrapping around to 0; for a 32-bit unsigned long, the + * probability of this is exp(-2^32)). */ + MPFR_ASSERTN (k != 0UL); + mpfr_random_deviate_reset (x); + } + mpfr_random_deviate_clear (q); + mpfr_random_deviate_clear (p); + inex = mpfr_random_deviate_value (0, k, x, z, r, rnd); + mpfr_random_deviate_clear (x); + return inex; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/erf.c b/Build/source/libs/mpfr/mpfr-src/src/erf.c index 24538a6d57c..12f3b9f5cac 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/erf.c +++ b/Build/source/libs/mpfr/mpfr-src/src/erf.c @@ -23,14 +23,13 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -#define EXP1 2.71828182845904523536 /* exp(1) */ - static int mpfr_erf_0 (mpfr_ptr, mpfr_srcptr, double, mpfr_rnd_t); int mpfr_erf (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { mpfr_t xf; + mp_limb_t xf_limb[(53 - 1) / GMP_NUMB_BITS + 1]; int inex, large; MPFR_SAVE_EXPO_DECL (expo); @@ -110,13 +109,11 @@ mpfr_erf (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) the error term x^2/3 is not that small. */ } - mpfr_init2 (xf, 53); - mpfr_const_log2 (xf, MPFR_RNDU); - mpfr_div (xf, x, xf, MPFR_RNDZ); /* round to zero ensures we get a lower - bound of |x/log(2)| */ + MPFR_TMP_INIT1(xf_limb, xf, 53); + mpfr_div (xf, x, __gmpfr_const_log2_RNDU, MPFR_RNDZ); /* round to zero + ensures we get a lower bound of |x/log(2)| */ mpfr_mul (xf, xf, x, MPFR_RNDZ); large = mpfr_cmp_ui (xf, MPFR_PREC (y) + 1) > 0; - mpfr_clear (xf); /* when x goes to infinity, we have erf(x) = 1 - 1/sqrt(Pi)/exp(x^2)/x + ... and |erf(x) - 1| <= exp(-x^2) is true for any x >= 0, thus if @@ -157,15 +154,21 @@ mpfr_erf (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) static double mul_2exp (double x, mpfr_exp_t e) { - if (e > 0) + /* Most of the times, the argument is negative */ + if (MPFR_UNLIKELY (e > 0)) { while (e--) x *= 2.0; } else { + while (e <= -16) + { + x *= (1.0 / 65536.0); + e += 16; + } while (e++) - x /= 2.0; + x *= 0.5; } return x; @@ -188,6 +191,7 @@ mpfr_erf_0 (mpfr_ptr res, mpfr_srcptr x, double xf2, mpfr_rnd_t rnd_mode) unsigned int k; int log2tauk; int inex; + MPFR_GROUP_DECL (group); MPFR_ZIV_DECL (loop); n = MPFR_PREC (res); /* target precision */ @@ -195,10 +199,7 @@ mpfr_erf_0 (mpfr_ptr res, mpfr_srcptr x, double xf2, mpfr_rnd_t rnd_mode) /* initial working precision */ m = n + (mpfr_prec_t) (xf2 / LOG2) + 8 + MPFR_INT_CEIL_LOG2 (n); - mpfr_init2 (y, m); - mpfr_init2 (s, m); - mpfr_init2 (t, m); - mpfr_init2 (u, m); + MPFR_GROUP_INIT_4(group, m, y, s, t, u); MPFR_ZIV_INIT (loop, m); for (;;) @@ -243,20 +244,13 @@ mpfr_erf_0 (mpfr_ptr res, mpfr_srcptr x, double xf2, mpfr_rnd_t rnd_mode) /* Actualisation of the precision */ MPFR_ZIV_NEXT (loop, m); - mpfr_set_prec (y, m); - mpfr_set_prec (s, m); - mpfr_set_prec (t, m); - mpfr_set_prec (u, m); - + MPFR_GROUP_REPREC_4 (group, m, y, s, t, u); } MPFR_ZIV_FREE (loop); inex = mpfr_set (res, s, rnd_mode); - mpfr_clear (y); - mpfr_clear (t); - mpfr_clear (u); - mpfr_clear (s); + MPFR_GROUP_CLEAR (group); return inex; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/erfc.c b/Build/source/libs/mpfr/mpfr-src/src/erfc.c index b2a7151ab0a..8424e8927b4 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/erfc.c +++ b/Build/source/libs/mpfr/mpfr-src/src/erfc.c @@ -149,7 +149,7 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) return mpfr_set_ui (y, 1, rnd); } - if (MPFR_SIGN (x) > 0) + if (MPFR_IS_POS (x)) { /* by default, emin = 1-2^30, thus the smallest representable number is 1/2*2^emin = 2^(-2^30): @@ -160,7 +160,7 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) mpfr_cmp_ui (x, 1787897414) >= 0) { /* May be incorrect if MPFR_EMAX_MAX >= 2^62. */ - MPFR_ASSERTN ((MPFR_EMAX_MAX >> 31) >> 31 == 0); + MPFR_STAT_STATIC_ASSERT ((MPFR_EMAX_MAX >> 31) >> 31 == 0); return mpfr_underflow (y, (rnd == MPFR_RNDN) ? MPFR_RNDZ : rnd, 1); } } @@ -168,7 +168,7 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) /* Init stuff */ MPFR_SAVE_EXPO_MARK (expo); - if (MPFR_SIGN (x) < 0) + if (MPFR_IS_NEG (x)) { mpfr_exp_t e = MPFR_EXP(x); /* For x < 0 going to -infinity, erfc(x) tends to 2 by below. @@ -185,7 +185,7 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { near_two: mpfr_set_ui (y, 2, MPFR_RNDN); - mpfr_set_inexflag (); + MPFR_SET_INEXFLAG (); if (rnd == MPFR_RNDZ || rnd == MPFR_RNDD) { mpfr_nextbelow (y); @@ -220,7 +220,7 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) /* erfc(x) ~ 1, with error < 2^(EXP(x)+1) */ MPFR_FAST_COMPUTE_IF_SMALL_INPUT (y, __gmpfr_one, - MPFR_GET_EXP (x) - 1, - 0, MPFR_SIGN(x) < 0, + 0, MPFR_IS_NEG (x), rnd, inex = _inexact; goto end); prec = MPFR_PREC (y) + MPFR_INT_CEIL_LOG2 (MPFR_PREC (y)) + 3; @@ -229,12 +229,12 @@ mpfr_erfc (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) mpfr_init2 (tmp, prec); - MPFR_ZIV_INIT (loop, prec); /* Initialize the ZivLoop controler */ + MPFR_ZIV_INIT (loop, prec); /* Initialize the ZivLoop controller */ for (;;) /* Infinite loop */ { /* use asymptotic formula only whenever x^2 >= p*log(2), otherwise it will not converge */ - if (MPFR_SIGN (x) > 0 && + if (MPFR_IS_POS (x) && 2 * MPFR_GET_EXP (x) - 2 >= MPFR_INT_CEIL_LOG2 (prec)) /* we have x^2 >= p in that case */ { diff --git a/Build/source/libs/mpfr/mpfr-src/src/exceptions.c b/Build/source/libs/mpfr/mpfr-src/src/exceptions.c index e250be0a537..b457bbdf2eb 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/exceptions.c +++ b/Build/source/libs/mpfr/mpfr-src/src/exceptions.c @@ -1,4 +1,4 @@ -/* Exception flags and utilities. +/* Exception flags and utilities. Constructors and destructors (debug). Copyright 2001-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -22,13 +22,13 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -MPFR_THREAD_VAR (unsigned int, __gmpfr_flags, 0) +MPFR_THREAD_VAR (mpfr_flags_t, __gmpfr_flags, 0) MPFR_THREAD_VAR (mpfr_exp_t, __gmpfr_emin, MPFR_EMIN_DEFAULT) MPFR_THREAD_VAR (mpfr_exp_t, __gmpfr_emax, MPFR_EMAX_DEFAULT) #undef mpfr_get_emin -mpfr_exp_t +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emin (void) { return __gmpfr_emin; @@ -39,7 +39,7 @@ mpfr_get_emin (void) int mpfr_set_emin (mpfr_exp_t exponent) { - if (exponent >= MPFR_EMIN_MIN && exponent <= MPFR_EMIN_MAX) + if (MPFR_LIKELY (exponent >= MPFR_EMIN_MIN && exponent <= MPFR_EMIN_MAX)) { __gmpfr_emin = exponent; return 0; @@ -50,13 +50,13 @@ mpfr_set_emin (mpfr_exp_t exponent) } } -mpfr_exp_t +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emin_min (void) { return MPFR_EMIN_MIN; } -mpfr_exp_t +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emin_max (void) { return MPFR_EMIN_MAX; @@ -64,7 +64,7 @@ mpfr_get_emin_max (void) #undef mpfr_get_emax -mpfr_exp_t +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emax (void) { return __gmpfr_emax; @@ -75,7 +75,7 @@ mpfr_get_emax (void) int mpfr_set_emax (mpfr_exp_t exponent) { - if (exponent >= MPFR_EMAX_MIN && exponent <= MPFR_EMAX_MAX) + if (MPFR_LIKELY (exponent >= MPFR_EMAX_MIN && exponent <= MPFR_EMAX_MAX)) { __gmpfr_emax = exponent; return 0; @@ -86,18 +86,62 @@ mpfr_set_emax (mpfr_exp_t exponent) } } -mpfr_exp_t +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emax_min (void) { return MPFR_EMAX_MIN; } -mpfr_exp_t + +MPFR_COLD_FUNCTION_ATTR mpfr_exp_t mpfr_get_emax_max (void) { return MPFR_EMAX_MAX; } +#undef mpfr_flags_clear + +MPFR_COLD_FUNCTION_ATTR void +mpfr_flags_clear (mpfr_flags_t mask) +{ + __gmpfr_flags &= MPFR_FLAGS_ALL ^ mask; +} + +#undef mpfr_flags_set + +MPFR_COLD_FUNCTION_ATTR void +mpfr_flags_set (mpfr_flags_t mask) +{ + __gmpfr_flags |= mask; +} + +#undef mpfr_flags_test + +MPFR_COLD_FUNCTION_ATTR mpfr_flags_t +mpfr_flags_test (mpfr_flags_t mask) +{ + return __gmpfr_flags & mask; +} + +#undef mpfr_flags_save + +MPFR_COLD_FUNCTION_ATTR mpfr_flags_t +mpfr_flags_save (void) +{ + return __gmpfr_flags; +} + +#undef mpfr_flags_restore + +MPFR_COLD_FUNCTION_ATTR void +mpfr_flags_restore (mpfr_flags_t flags, mpfr_flags_t mask) +{ + __gmpfr_flags = + (__gmpfr_flags & (MPFR_FLAGS_ALL ^ mask)) | + (flags & mask); +} + + #undef mpfr_clear_flags void @@ -108,7 +152,7 @@ mpfr_clear_flags (void) #undef mpfr_clear_underflow -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_underflow (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_UNDERFLOW; @@ -116,7 +160,7 @@ mpfr_clear_underflow (void) #undef mpfr_clear_overflow -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_overflow (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_OVERFLOW; @@ -124,7 +168,7 @@ mpfr_clear_overflow (void) #undef mpfr_clear_divby0 -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_divby0 (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_DIVBY0; @@ -132,7 +176,7 @@ mpfr_clear_divby0 (void) #undef mpfr_clear_nanflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_nanflag (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_NAN; @@ -140,7 +184,7 @@ mpfr_clear_nanflag (void) #undef mpfr_clear_inexflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_inexflag (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_INEXACT; @@ -148,7 +192,7 @@ mpfr_clear_inexflag (void) #undef mpfr_clear_erangeflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_clear_erangeflag (void) { __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_ERANGE; @@ -156,7 +200,7 @@ mpfr_clear_erangeflag (void) #undef mpfr_set_underflow -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_underflow (void) { __gmpfr_flags |= MPFR_FLAGS_UNDERFLOW; @@ -164,7 +208,7 @@ mpfr_set_underflow (void) #undef mpfr_set_overflow -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_overflow (void) { __gmpfr_flags |= MPFR_FLAGS_OVERFLOW; @@ -172,7 +216,7 @@ mpfr_set_overflow (void) #undef mpfr_set_divby0 -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_divby0 (void) { __gmpfr_flags |= MPFR_FLAGS_DIVBY0; @@ -180,7 +224,7 @@ mpfr_set_divby0 (void) #undef mpfr_set_nanflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_nanflag (void) { __gmpfr_flags |= MPFR_FLAGS_NAN; @@ -188,7 +232,7 @@ mpfr_set_nanflag (void) #undef mpfr_set_inexflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_inexflag (void) { __gmpfr_flags |= MPFR_FLAGS_INEXACT; @@ -196,7 +240,7 @@ mpfr_set_inexflag (void) #undef mpfr_set_erangeflag -void +MPFR_COLD_FUNCTION_ATTR void mpfr_set_erangeflag (void) { __gmpfr_flags |= MPFR_FLAGS_ERANGE; @@ -205,13 +249,18 @@ mpfr_set_erangeflag (void) #undef mpfr_check_range +/* Note: It is possible that for pure FP numbers, EXP(x) < MPFR_EMIN_MIN, + but the caller must make sure that the difference remains small enough + to avoid reaching the special exponent values. */ int mpfr_check_range (mpfr_ptr x, int t, mpfr_rnd_t rnd_mode) { - if (MPFR_LIKELY( MPFR_IS_PURE_FP(x)) ) + if (MPFR_LIKELY (! MPFR_IS_SINGULAR (x))) { /* x is a non-zero FP */ mpfr_exp_t exp = MPFR_EXP (x); /* Do not use MPFR_GET_EXP */ - if (MPFR_UNLIKELY( exp < __gmpfr_emin) ) + + MPFR_ASSERTD (MPFR_IS_NORMALIZED (x)); + if (MPFR_UNLIKELY (exp < __gmpfr_emin)) { /* The following test is necessary because in the rounding to the * nearest mode, mpfr_underflow always rounds away from 0. In @@ -225,9 +274,9 @@ mpfr_check_range (mpfr_ptr x, int t, mpfr_rnd_t rnd_mode) (mpfr_powerof2_raw(x) && (MPFR_IS_NEG(x) ? t <= 0 : t >= 0)))) rnd_mode = MPFR_RNDZ; - return mpfr_underflow(x, rnd_mode, MPFR_SIGN(x)); + return mpfr_underflow (x, rnd_mode, MPFR_SIGN(x)); } - if (MPFR_UNLIKELY( exp > __gmpfr_emax) ) + if (MPFR_UNLIKELY (exp > __gmpfr_emax)) return mpfr_overflow (x, rnd_mode, MPFR_SIGN(x)); } else if (MPFR_UNLIKELY (t != 0 && MPFR_IS_INF (x))) @@ -258,66 +307,82 @@ mpfr_check_range (mpfr_ptr x, int t, mpfr_rnd_t rnd_mode) MPFR_RET (t); /* propagate inexact ternary value, unlike most functions */ } + #undef mpfr_underflow_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_underflow_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_UNDERFLOW <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_UNDERFLOW; } #undef mpfr_overflow_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_overflow_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_OVERFLOW <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_OVERFLOW; } #undef mpfr_divby0_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_divby0_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_DIVBY0 <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_DIVBY0; } #undef mpfr_nanflag_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_nanflag_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_NAN <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_NAN; } #undef mpfr_inexflag_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_inexflag_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_INEXACT <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_INEXACT; } #undef mpfr_erangeflag_p -int +MPFR_COLD_FUNCTION_ATTR int mpfr_erangeflag_p (void) { + MPFR_STAT_STATIC_ASSERT (MPFR_FLAGS_ERANGE <= INT_MAX); return __gmpfr_flags & MPFR_FLAGS_ERANGE; } + /* #undef mpfr_underflow */ /* Note: In the rounding to the nearest mode, mpfr_underflow always rounds away from 0. In this rounding mode, you must call mpfr_underflow with rnd_mode = MPFR_RNDZ if the exact result - is <= 2^(emin-2) in absolute value. */ + is <= 2^(emin-2) in absolute value. + We chose the default to round away from zero instead of toward zero + because rounding away from zero (MPFR_RNDA) wasn't supported at that + time (r1910), so that the caller had no way to change rnd_mode to + this mode. */ -int +MPFR_COLD_FUNCTION_ATTR int mpfr_underflow (mpfr_ptr x, mpfr_rnd_t rnd_mode, int sign) { int inex; + MPFR_LOG_FUNC + (("rnd=%d sign=%d", rnd_mode, sign), + ("x[%Pu]=%.*Rg", mpfr_get_prec (x), mpfr_log_prec, x)); + MPFR_ASSERT_SIGN (sign); if (MPFR_IS_LIKE_RNDZ(rnd_mode, sign < 0)) @@ -337,12 +402,17 @@ mpfr_underflow (mpfr_ptr x, mpfr_rnd_t rnd_mode, int sign) /* #undef mpfr_overflow */ -int +MPFR_COLD_FUNCTION_ATTR int mpfr_overflow (mpfr_ptr x, mpfr_rnd_t rnd_mode, int sign) { int inex; - MPFR_ASSERT_SIGN(sign); + MPFR_LOG_FUNC + (("rnd=%d sign=%d", rnd_mode, sign), + ("x[%Pu]=%.*Rg", mpfr_get_prec (x), mpfr_log_prec, x)); + + MPFR_ASSERT_SIGN (sign); + if (MPFR_IS_LIKE_RNDZ(rnd_mode, sign < 0)) { mpfr_setmax (x, __gmpfr_emax); @@ -353,7 +423,50 @@ mpfr_overflow (mpfr_ptr x, mpfr_rnd_t rnd_mode, int sign) MPFR_SET_INF(x); inex = 1; } - MPFR_SET_SIGN(x,sign); + MPFR_SET_SIGN(x, sign); __gmpfr_flags |= MPFR_FLAGS_INEXACT | MPFR_FLAGS_OVERFLOW; return sign > 0 ? inex : -inex; } + +/**************************************************************************/ + +/* Code related to constructors and destructors (for debugging) should + be put here. The reason is that such code must be in an object file + that will be kept by the linker for symbol resolution, and symbols + __gmpfr_emin and __gmpfr_emax from this file will be used by every + program calling a MPFR math function (where rounding is involved). */ + +#if defined MPFR_DEBUG_PREDICTION + +/* Print prediction statistics at the end of a program. + * + * Code to debug branch prediction, based on Ulrich Drepper's paper + * "What Every Programmer Should Know About Memory": + * http://people.freebsd.org/~lstewart/articles/cpumemory.pdf + */ + +extern long int __start_predict_data; +extern long int __stop_predict_data; +extern long int __start_predict_line; +extern const char *__start_predict_file; + +static void __attribute__ ((destructor)) +predprint (void) +{ + long int *s = &__start_predict_data; + long int *e = &__stop_predict_data; + long int *sl = &__start_predict_line; + const char **sf = &__start_predict_file; + + while (s < e) + { + printf("%s:%ld: incorrect=%ld, correct=%ld%s\n", + *sf, *sl, s[0], s[1], + s[0] > s[1] ? " <==== WARNING" : ""); + ++sl; + ++sf; + s += 2; + } +} + +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/exp.c b/Build/source/libs/mpfr/mpfr-src/src/exp.c index e880cbd990c..aac0a4ffa61 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/exp.c @@ -22,7 +22,15 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -/* #define DEBUG */ +/* Cache for emin and emax bounds. + Contrary to other caches, it uses a fixed size for the mantissa, + so there is no dynamic allocation, and no need to free them. */ +static MPFR_THREAD_ATTR mpfr_exp_t previous_emin; +static MPFR_THREAD_ATTR mp_limb_t bound_emin_limb[(32 - 1) / GMP_NUMB_BITS + 1]; +static MPFR_THREAD_ATTR mpfr_t bound_emin; +static MPFR_THREAD_ATTR mpfr_exp_t previous_emax; +static MPFR_THREAD_ATTR mp_limb_t bound_emax_limb[(32 - 1) / GMP_NUMB_BITS + 1]; +static MPFR_THREAD_ATTR mpfr_t bound_emax; int mpfr_exp (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) @@ -61,81 +69,96 @@ mpfr_exp (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } /* First, let's detect most overflow and underflow cases. */ - { - mpfr_t e, bound; - - /* We must extended the exponent range and save the flags now. */ - MPFR_SAVE_EXPO_MARK (expo); - - mpfr_init2 (e, sizeof (mpfr_exp_t) * CHAR_BIT); - mpfr_init2 (bound, 32); - - inexact = mpfr_set_exp_t (e, expo.saved_emax, MPFR_RNDN); - MPFR_ASSERTD (inexact == 0); - mpfr_const_log2 (bound, expo.saved_emax < 0 ? MPFR_RNDD : MPFR_RNDU); - mpfr_mul (bound, bound, e, MPFR_RNDU); - if (MPFR_UNLIKELY (mpfr_cmp (x, bound) >= 0)) - { - /* x > log(2^emax), thus exp(x) > 2^emax */ - mpfr_clears (e, bound, (mpfr_ptr) 0); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_overflow (y, rnd_mode, 1); - } - - inexact = mpfr_set_exp_t (e, expo.saved_emin, MPFR_RNDN); - MPFR_ASSERTD (inexact == 0); - inexact = mpfr_sub_ui (e, e, 2, MPFR_RNDN); - MPFR_ASSERTD (inexact == 0); - mpfr_const_log2 (bound, expo.saved_emin < 0 ? MPFR_RNDU : MPFR_RNDD); - mpfr_mul (bound, bound, e, MPFR_RNDD); - if (MPFR_UNLIKELY (mpfr_cmp (x, bound) <= 0)) - { - /* x < log(2^(emin - 2)), thus exp(x) < 2^(emin - 2) */ - mpfr_clears (e, bound, (mpfr_ptr) 0); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_underflow (y, rnd_mode == MPFR_RNDN ? MPFR_RNDZ : rnd_mode, - 1); - } - - /* Other overflow/underflow cases must be detected - by the generic routines. */ - mpfr_clears (e, bound, (mpfr_ptr) 0); - MPFR_SAVE_EXPO_FREE (expo); - } + /* emax bound is cached. Check if the value in cache is ok */ + if (MPFR_UNLIKELY (mpfr_get_emax() != previous_emax)) + { + /* Recompute the emax bound */ + mp_limb_t e_limb[MPFR_EXP_LIMB_SIZE]; + mpfr_t e; + + /* We extend the exponent range and save the flags. */ + MPFR_SAVE_EXPO_MARK (expo); + + MPFR_TMP_INIT1(e_limb, e, sizeof (mpfr_exp_t) * CHAR_BIT); + MPFR_TMP_INIT1(bound_emax_limb, bound_emax, 32); + + inexact = mpfr_set_exp_t (e, expo.saved_emax, MPFR_RNDN); + MPFR_ASSERTD (inexact == 0); + mpfr_mul (bound_emax, expo.saved_emax < 0 ? + __gmpfr_const_log2_RNDD : __gmpfr_const_log2_RNDU, + e, MPFR_RNDU); + previous_emax = expo.saved_emax; + MPFR_SAVE_EXPO_FREE (expo); + } + + /* mpfr_cmp works even in reduced emin,emax range */ + if (MPFR_UNLIKELY (mpfr_cmp (x, bound_emax) >= 0)) + { + /* x > log(2^emax), thus exp(x) > 2^emax */ + return mpfr_overflow (y, rnd_mode, 1); + } + + /* emin bound is cached. Check if the value in cache is ok */ + if (MPFR_UNLIKELY (mpfr_get_emin() != previous_emin)) + { + mp_limb_t e_limb[MPFR_EXP_LIMB_SIZE]; + mpfr_t e; + + /* We extend the exponent range and save the flags. */ + MPFR_SAVE_EXPO_MARK (expo); + + /* avoid using a full limb since arithmetic might be slower */ + MPFR_TMP_INIT1(e_limb, e, sizeof (mpfr_exp_t) * CHAR_BIT - 1); + MPFR_TMP_INIT1(bound_emin_limb, bound_emin, 32); + + inexact = mpfr_set_exp_t (e, expo.saved_emin, MPFR_RNDN); + MPFR_ASSERTD (inexact == 0); + inexact = mpfr_sub_ui (e, e, 2, MPFR_RNDN); + MPFR_ASSERTD (inexact == 0); + mpfr_const_log2 (bound_emin, expo.saved_emin < 0 ? MPFR_RNDU : MPFR_RNDD); + mpfr_mul (bound_emin, bound_emin, e, MPFR_RNDD); + previous_emin = expo.saved_emin; + MPFR_SAVE_EXPO_FREE (expo); + } + + if (MPFR_UNLIKELY (mpfr_cmp (x, bound_emin) <= 0)) + { + /* x < log(2^(emin - 2)), thus exp(x) < 2^(emin - 2) */ + return mpfr_underflow (y, rnd_mode == MPFR_RNDN ? MPFR_RNDZ : rnd_mode, + 1); + } expx = MPFR_GET_EXP (x); precy = MPFR_PREC (y); - /* if x < 2^(-precy), then exp(x) i.e. gives 1 +/- 1 ulp(1) */ + /* if x < 2^(-precy), then exp(x) gives 1 +/- 1 ulp(1) */ if (MPFR_UNLIKELY (expx < 0 && (mpfr_uexp_t) (-expx) > precy)) { mpfr_exp_t emin = __gmpfr_emin; mpfr_exp_t emax = __gmpfr_emax; int signx = MPFR_SIGN (x); + /* Make sure that the exponent range is large enough: + * [0,2] is sufficient in all precisions. + */ + __gmpfr_emin = 0; + __gmpfr_emax = 2; + MPFR_SET_POS (y); if (MPFR_IS_NEG_SIGN (signx) && (rnd_mode == MPFR_RNDD || rnd_mode == MPFR_RNDZ)) { - __gmpfr_emin = 0; - __gmpfr_emax = 0; mpfr_setmax (y, 0); /* y = 1 - epsilon */ inexact = -1; } else { - __gmpfr_emin = 1; - __gmpfr_emax = 1; mpfr_setmin (y, 1); /* y = 1 */ if (MPFR_IS_POS_SIGN (signx) && (rnd_mode == MPFR_RNDU || rnd_mode == MPFR_RNDA)) { - mp_size_t yn; - int sh; - - yn = MPFR_LIMB_SIZE (y); - sh = (mpfr_prec_t) yn * GMP_NUMB_BITS - MPFR_PREC(y); - MPFR_MANT(y)[0] += MPFR_LIMB_ONE << sh; + /* Warning: should work for precision 1 bit too! */ + mpfr_nextabove (y); inexact = 1; } else diff --git a/Build/source/libs/mpfr/mpfr-src/src/exp2.c b/Build/source/libs/mpfr/mpfr-src/src/exp2.c index a6f396752e4..8aa133224ab 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/exp2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/exp2.c @@ -29,7 +29,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int mpfr_exp2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { - int inexact; + int inexact, inex2; long xint; mpfr_t xfrac; MPFR_SAVE_EXPO_DECL (expo); @@ -62,24 +62,22 @@ mpfr_exp2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } } - /* since the smallest representable non-zero float is 1/2*2^__gmpfr_emin, - if x < __gmpfr_emin - 1, the result is either 1/2*2^__gmpfr_emin or 0 */ - MPFR_ASSERTN (MPFR_EMIN_MIN >= LONG_MIN + 2); - if (MPFR_UNLIKELY (mpfr_cmp_si (x, __gmpfr_emin - 1) < 0)) - { - mpfr_rnd_t rnd2 = rnd_mode; - /* in round to nearest mode, round to zero when x <= __gmpfr_emin-2 */ - if (rnd_mode == MPFR_RNDN && - mpfr_cmp_si_2exp (x, __gmpfr_emin - 2, 0) <= 0) - rnd2 = MPFR_RNDZ; - return mpfr_underflow (y, rnd2, 1); - } + /* Since the smallest representable non-zero float is 1/2 * 2^emin, + if x <= emin - 2, the result is either 1/2 * 2^emin or 0. + Warning, for emin - 2 < x < emin - 1, we cannot conclude, since 2^x + might round to 2^(emin - 1) for rounding away or to nearest, and there + might be no underflow, since we consider underflow "after rounding". */ + + MPFR_STAT_STATIC_ASSERT (MPFR_EMIN_MIN >= LONG_MIN + 2); + if (MPFR_UNLIKELY (mpfr_cmp_si (x, __gmpfr_emin - 2) <= 0)) + return mpfr_underflow (y, rnd_mode == MPFR_RNDN ? MPFR_RNDZ : rnd_mode, 1); - MPFR_ASSERTN (MPFR_EMAX_MAX <= LONG_MAX); + MPFR_STAT_STATIC_ASSERT (MPFR_EMAX_MAX <= LONG_MAX); if (MPFR_UNLIKELY (mpfr_cmp_si (x, __gmpfr_emax) >= 0)) return mpfr_overflow (y, rnd_mode, 1); - /* We now know that emin - 1 <= x < emax. */ + /* We now know that emin - 2 < x < emax. Note that an underflow or + overflow is still possible (we have eliminated only easy cases). */ MPFR_SAVE_EXPO_MARK (expo); @@ -87,14 +85,17 @@ mpfr_exp2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) |2^x - 1| <= x < 2^EXP(x). If x > 0 we must round away from 0 (dir=1); if x < 0 we must round toward 0 (dir=0). */ MPFR_SMALL_INPUT_AFTER_SAVE_EXPO (y, __gmpfr_one, - MPFR_GET_EXP (x), 0, - MPFR_SIGN(x) > 0, rnd_mode, expo, {}); + MPFR_IS_POS (x), rnd_mode, expo, {}); xint = mpfr_get_si (x, MPFR_RNDZ); mpfr_init2 (xfrac, MPFR_PREC (x)); - mpfr_sub_si (xfrac, x, xint, MPFR_RNDN); /* exact */ + MPFR_DBGRES (inexact = mpfr_sub_si (xfrac, x, xint, MPFR_RNDN)); + MPFR_ASSERTD (inexact == 0); if (MPFR_IS_ZERO (xfrac)) { + /* Here, emin - 1 <= x <= emax - 1, so that an underflow or overflow + will not be possible. */ mpfr_set_ui (y, 1, MPFR_RNDN); inexact = 0; } @@ -113,7 +114,7 @@ mpfr_exp2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* the optimal number of bits : see algorithms.tex */ Nt = Ny + 5 + MPFR_INT_CEIL_LOG2 (Ny); - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); /* First computation */ @@ -141,11 +142,27 @@ mpfr_exp2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } mpfr_clear (xfrac); - mpfr_clear_flags (); - mpfr_mul_2si (y, y, xint, MPFR_RNDN); /* exact or overflow */ - /* Note: We can have an overflow only when t was rounded up to 2. */ - MPFR_ASSERTD (MPFR_IS_PURE_FP (y) || inexact > 0); - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + + if (MPFR_UNLIKELY (rnd_mode == MPFR_RNDN && xint == __gmpfr_emin - 1 && + MPFR_GET_EXP (y) == 0 && mpfr_powerof2_raw (y))) + { + /* y was rounded down to 1/2 and the rounded value with an unbounded + exponent range would be 2^(emin-2), i.e. the midpoint between 0 + and the smallest positive FP number. This is a double rounding + problem: we should not round to 0, but to (1/2) * 2^emin. */ + MPFR_SET_EXP (y, __gmpfr_emin); + inexact = 1; + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, MPFR_FLAGS_UNDERFLOW); + } + else + { + MPFR_CLEAR_FLAGS (); + inex2 = mpfr_mul_2si (y, y, xint, rnd_mode); + if (inex2 != 0) /* underflow or overflow */ + inexact = inex2; + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + } + MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (y, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/exp3.c b/Build/source/libs/mpfr/mpfr-src/src/exp3.c index 04f3e68519d..2940b471b49 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/exp3.c +++ b/Build/source/libs/mpfr/mpfr-src/src/exp3.c @@ -42,7 +42,7 @@ static void mpfr_exp_rational (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_t *Q, mpfr_prec_t *mult) { - unsigned long n, i, j; + mp_bitcnt_t n, h, i, j; /* unsigned type, which is >= unsigned long */ mpz_t *S, *ptoj; mpfr_prec_t *log2_nb_terms; mpfr_exp_t diff, expo; @@ -58,8 +58,9 @@ mpfr_exp_rational (mpfr_ptr y, mpz_ptr p, long r, int m, /* Normalize p */ MPFR_ASSERTD (mpz_cmp_ui (p, 0) != 0); n = mpz_scan1 (p, 0); /* number of trailing zeros in p */ + MPFR_ASSERTN (n <= LONG_MAX); /* This is a limitation. */ mpz_tdiv_q_2exp (p, p, n); - r -= n; /* since |p/2^r| < 1 and p >= 1, r >= 1 */ + r -= (long) n; /* since |p/2^r| < 1 and p >= 1, r >= 1 */ /* Set initial var */ mpz_set (ptoj[0], p); @@ -75,6 +76,7 @@ mpfr_exp_rational (mpfr_ptr y, mpz_ptr p, long r, int m, /* Main Loop */ n = 1UL << m; + MPFR_ASSERTN (n != 0); /* no overflow */ for (i = 1; (prec_i_have < precy) && (i < n); i++) { /* invariant: Q[0]*Q[1]*...*Q[k] equals i! */ @@ -112,14 +114,14 @@ mpfr_exp_rational (mpfr_ptr y, mpz_ptr p, long r, int m, /* accumulate all products in S[0] and Q[0]. Warning: contrary to above, here we do not have log2_nb_terms[k-1] = log2_nb_terms[k]+1. */ - l = 0; /* number of accumulated terms in the right part S[k]/Q[k] */ + h = 0; /* number of accumulated terms in the right part S[k]/Q[k] */ while (k > 0) { j = log2_nb_terms[k-1]; mpz_mul (S[k], S[k], ptoj[j]); mpz_mul (S[k-1], S[k-1], Q[k]); - l += 1 << log2_nb_terms[k]; - mpz_mul_2exp (S[k-1], S[k-1], r * l); + h += (mp_bitcnt_t) 1 << log2_nb_terms[k]; + mpz_mul_2exp (S[k-1], S[k-1], r * h); mpz_add (S[k-1], S[k-1], S[k]); mpz_mul (Q[k-1], Q[k-1], Q[k]); k--; @@ -144,7 +146,9 @@ mpfr_exp_rational (mpfr_ptr y, mpz_ptr p, long r, int m, mpz_tdiv_q (S[0], S[0], Q[0]); mpfr_set_z (y, S[0], MPFR_RNDD); - MPFR_SET_EXP (y, MPFR_GET_EXP (y) + expo - r * (i - 1) ); + /* TODO: Check/prove that the following expression doesn't overflow. */ + expo = MPFR_GET_EXP (y) + expo - r * (i - 1); + MPFR_SET_EXP (y, expo); } #define shift (GMP_NUMB_BITS/2) @@ -215,10 +219,10 @@ mpfr_exp_3 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) twopoweri = GMP_NUMB_BITS; /* Allocate tables */ - P = (mpz_t*) (*__gmp_allocate_func) (3*(k+2)*sizeof(mpz_t)); + P = (mpz_t*) mpfr_allocate_func (3*(k+2)*sizeof(mpz_t)); for (i = 0; i < 3*(k+2); i++) mpz_init (P[i]); - mult = (mpfr_prec_t*) (*__gmp_allocate_func) (2*(k+2)*sizeof(mpfr_prec_t)); + mult = (mpfr_prec_t*) mpfr_allocate_func (2*(k+2)*sizeof(mpfr_prec_t)); /* Particular case for i==0 */ mpfr_extract (uk, x_copy, 0); @@ -245,8 +249,8 @@ mpfr_exp_3 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* Clear tables */ for (i = 0; i < 3*(k+2); i++) mpz_clear (P[i]); - (*__gmp_free_func) (P, 3*(k+2)*sizeof(mpz_t)); - (*__gmp_free_func) (mult, 2*(k+2)*sizeof(mpfr_prec_t)); + mpfr_free_func (P, 3*(k+2)*sizeof(mpz_t)); + mpfr_free_func (mult, 2*(k+2)*sizeof(mpfr_prec_t)); if (shift_x > 0) { @@ -283,8 +287,8 @@ mpfr_exp_3 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } } - if (mpfr_can_round (shift_x > 0 ? t : tmp, realprec, MPFR_RNDN, MPFR_RNDZ, - MPFR_PREC(y) + (rnd_mode == MPFR_RNDN))) + if (MPFR_CAN_ROUND (shift_x > 0 ? t : tmp, realprec, + MPFR_PREC(y), rnd_mode)) { inexact = mpfr_set (y, shift_x > 0 ? t : tmp, rnd_mode); if (MPFR_UNLIKELY (scaled && MPFR_IS_PURE_FP (y))) diff --git a/Build/source/libs/mpfr/mpfr-src/src/exp_2.c b/Build/source/libs/mpfr/mpfr-src/src/exp_2.c index e90d462e654..64a9fd286d0 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/exp_2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/exp_2.c @@ -21,7 +21,6 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -/* #define DEBUG */ #define MPFR_NEED_LONGLONG_H /* for count_leading_zeros */ #include "mpfr-impl.h" @@ -44,13 +43,12 @@ mpz_normalize (mpz_t rop, mpz_t z, mpfr_exp_t q) MPFR_MPZ_SIZEINBASE2 (k, z); MPFR_ASSERTD (k == (mpfr_uexp_t) k); - if (q < 0 || (mpfr_uexp_t) k > (mpfr_uexp_t) q) + if (MPFR_LIKELY(q < 0 || (mpfr_uexp_t) k > (mpfr_uexp_t) q)) { mpz_fdiv_q_2exp (rop, z, (unsigned long) ((mpfr_uexp_t) k - q)); return (mpfr_exp_t) k - q; } - if (MPFR_UNLIKELY(rop != z)) - mpz_set (rop, z); + mpz_set (rop, z); return 0; } @@ -61,7 +59,7 @@ mpz_normalize (mpz_t rop, mpz_t z, mpfr_exp_t q) static mpfr_exp_t mpz_normalize2 (mpz_t rop, mpz_t z, mpfr_exp_t expz, mpfr_exp_t target) { - if (target > expz) + if (MPFR_LIKELY(target > expz)) mpz_fdiv_q_2exp (rop, z, target - expz); else mpz_mul_2exp (rop, z, expz - target); @@ -83,8 +81,9 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_exp_t exps, expx; mpfr_prec_t q, precy; int inexact; - mpfr_t r, s; + mpfr_t s, r; mpz_t ss; + MPFR_GROUP_DECL(group); MPFR_ZIV_DECL (loop); MPFR_LOG_FUNC @@ -95,20 +94,47 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) expx = MPFR_GET_EXP (x); precy = MPFR_PREC(y); - /* Warning: we cannot use the 'double' type here, since on 64-bit machines + /* First perform argument reduction: if x' = x - n*log(2) we have + exp(x) = exp(x)*2^n. We should take n near from x/log(2) but it does not + need to be exact. + Warning: we cannot use the 'double' type here, since on 64-bit machines x may be as large as 2^62*log(2) without overflow, and then x/log(2) is about 2^62: not every integer of that size can be represented as a 'double', thus the argument reduction would fail. */ - if (expx <= -2) + if (MPFR_UNLIKELY(expx <= -2)) /* |x| <= 0.25, thus n = round(x/log(2)) = 0 */ n = 0; else { - mpfr_init2 (r, sizeof (long) * CHAR_BIT); - mpfr_const_log2 (r, MPFR_RNDZ); - mpfr_div (r, x, r, MPFR_RNDN); + mp_limb_t r_limb[(sizeof (long) -1) / sizeof(mp_limb_t) + 1]; + /* Note: we use precision sizeof (long) * CHAR_BIT - 1 here since it is + more efficient that full limb precision. */ + MPFR_TMP_INIT1(r_limb, r, sizeof (long) * CHAR_BIT - 1); + mpfr_div (r, x, __gmpfr_const_log2_RNDD, MPFR_RNDN); +#ifdef MPFR_LONG_WITHIN_LIMB + /* The following code assume an unsigned long can fit in a mp_limb_t */ + { + mp_limb_t a; + mpfr_exp_t exp; + MPFR_STAT_STATIC_ASSERT (MPFR_LIMB_MAX >= ULONG_MAX); + /* Read the long directly (faster than using mpfr_get_si + since it fits, it is not singular, it can't be zero + and there is no conversion to do) */ + MPFR_ASSERTD (MPFR_NOTZERO (r)); + exp = MPFR_GET_EXP (r); + MPFR_ASSERTD (exp <= GMP_NUMB_BITS); + if (exp >= 1) + { + a = MPFR_MANT(r)[0] >> (GMP_NUMB_BITS - exp); + n = MPFR_IS_POS (r) ? a : a <= LONG_MAX ? - (long) a : LONG_MIN; + } + else + n = 0; + } +#else + /* Use generic way to get the long */ n = mpfr_get_si (r, MPFR_RNDN); - mpfr_clear (r); +#endif } /* we have |x| <= (|n|+1)*log(2) */ MPFR_LOG_MSG (("d(x)=%1.30e n=%ld\n", mpfr_get_d1(x), n)); @@ -118,7 +144,8 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) error_r = 0; else { - count_leading_zeros (error_r, (mp_limb_t) SAFE_ABS (unsigned long, n) + 1); + count_leading_zeros (error_r, + (mp_limb_t) SAFE_ABS (unsigned long, n) + 1); error_r = GMP_NUMB_BITS - error_r; /* we have |x| <= 2^error_r * log(2) */ } @@ -126,21 +153,21 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* for the O(n^(1/2)*M(n)) method, the Taylor series computation of n/K terms costs about n/(2K) multiplications when computed in fixed point */ - K = (precy < MPFR_EXP_2_THRESHOLD) ? __gmpfr_isqrt ((precy + 1) / 2) + K = (precy < MPFR_EXP_2_THRESHOLD) ? __gmpfr_isqrt ((precy + 1) / 2) + 3 : __gmpfr_cuberoot (4*precy); l = (precy - 1) / K + 1; err = K + MPFR_INT_CEIL_LOG2 (2 * l + 18); /* add K extra bits, i.e. failure probability <= 1/2^K = O(1/precy) */ - q = precy + err + K + 8; + q = precy + err + K + 10; /* if |x| >> 1, take into account the cancelled bits */ if (expx > 0) q += expx; - /* Note: due to the mpfr_prec_round below, it is not possible to use - the MPFR_GROUP_* macros here. */ - - mpfr_init2 (r, q + error_r); - mpfr_init2 (s, q + error_r); + /* Even with to the mpfr_prec_round below, it is possible to use + the MPFR_GROUP_* macros here because mpfr_prec_round is only + called in a special case. */ + MPFR_GROUP_INIT_2(group, q + error_r, r, s); + mpz_init (ss); /* the algorithm consists in computing an upper bound of exp(x) using a precision of q bits, and see if we can round to MPFR_PREC(y) taking @@ -171,27 +198,31 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_sub (r, x, r, MPFR_RNDU); - if (MPFR_IS_PURE_FP (r)) - { - while (MPFR_IS_NEG (r)) - { /* initial approximation n was too large */ - n--; - mpfr_add (r, r, s, MPFR_RNDU); - } + while (MPFR_IS_PURE_FP(r) && MPFR_IS_NEG (r)) + { /* initial approximation n was too large */ + n--; + mpfr_add (r, r, s, MPFR_RNDU); + } + /* if r is 0, we cannot round correctly */ + if (MPFR_LIKELY(MPFR_IS_PURE_FP (r))) + { /* since there was a cancellation in x - n*log(2), the low error_r bits from r are zero and thus non significant, thus we can reduce the working precision */ - if (error_r > 0) - mpfr_prec_round (r, q, MPFR_RNDU); + if (MPFR_LIKELY(error_r > 0)) + { + MPFR_ASSERTD( MPFR_PREC(r) > q); + /* since MPFR_PREC(r) > q, there is no reallocation to do, + and it is safe to use it with MPFR_GROUP functions */ + mpfr_prec_round (r, q, MPFR_RNDU); + } /* the error on r is at most 3 ulps (3 ulps if error_r = 0, and 1 + 3/2 if error_r > 0) */ MPFR_LOG_VAR (r); MPFR_ASSERTD (MPFR_IS_POS (r)); mpfr_div_2ui (r, r, K, MPFR_RNDU); /* r = (x-n*log(2))/2^K, exact */ - mpz_init (ss); - exps = mpfr_get_z_2exp (ss, s); /* s <- 1 + r/1! + r^2/2! + ... + r^l/l! */ MPFR_ASSERTD (MPFR_IS_PURE_FP (r) && MPFR_EXP (r) < 0); l = (precy < MPFR_EXP_2_THRESHOLD) @@ -207,10 +238,7 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) exps *= 2; exps += mpz_normalize (ss, ss, q); } - mpfr_set_z (s, ss, MPFR_RNDN); - - MPFR_SET_EXP(s, MPFR_GET_EXP (s) + exps); - mpz_clear (ss); + mpfr_set_z_2exp (s, ss, exps, MPFR_RNDN); /* error is at most 2^K*l, plus 2 to take into account of the error of 3 ulps on r */ @@ -222,20 +250,17 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) if (MPFR_LIKELY (MPFR_CAN_ROUND (s, q - err, precy, rnd_mode))) { - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_mul_2si (y, s, n, rnd_mode); break; } } - MPFR_ZIV_NEXT (loop, q); - mpfr_set_prec (r, q + error_r); - mpfr_set_prec (s, q + error_r); + MPFR_GROUP_REPREC_2(group, q+error_r, r, s); } MPFR_ZIV_FREE (loop); - - mpfr_clear (r); - mpfr_clear (s); + mpz_clear (ss); + MPFR_GROUP_CLEAR (group); return inexact; } @@ -246,10 +271,6 @@ mpfr_exp_2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) The absolute error on s is less than 3*l*(l+1)*2^(-q). Version using fixed-point arithmetic with mpz instead of mpfr for internal computations. - NOTE[VL]: the following sentence seems to be obsolete since MY_INIT_MPZ - is no longer used (r6919); qn was the number of limbs of q. - s must have at least qn+1 limbs (qn should be enough, but currently fails - since mpz_mul_2exp(s, s, q-1) reallocates qn+1 limbs) */ static unsigned long mpfr_exp2_aux (mpz_t s, mpfr_srcptr r, mpfr_prec_t q, mpfr_exp_t *exps) @@ -259,38 +280,52 @@ mpfr_exp2_aux (mpz_t s, mpfr_srcptr r, mpfr_prec_t q, mpfr_exp_t *exps) mpz_t t, rr; mp_size_t sbit, tbit; - MPFR_ASSERTN (MPFR_IS_PURE_FP (r)); + MPFR_ASSERTD (MPFR_IS_PURE_FP (r)); expt = 0; *exps = 1 - (mpfr_exp_t) q; /* s = 2^(q-1) */ mpz_init (t); mpz_init (rr); - mpz_set_ui(t, 1); - mpz_set_ui(s, 1); - mpz_mul_2exp(s, s, q-1); - expr = mpfr_get_z_2exp(rr, r); /* no error here */ + mpz_set_ui (t, 1); + mpz_set_ui (s, 1); + mpz_mul_2exp (s, s, q-1); + expr = mpfr_get_z_2exp (rr, r); /* no error here */ l = 0; - for (;;) { - l++; - mpz_mul(t, t, rr); - expt += expr; - MPFR_MPZ_SIZEINBASE2 (sbit, s); - MPFR_MPZ_SIZEINBASE2 (tbit, t); - dif = *exps + sbit - expt - tbit; - /* truncates the bits of t which are < ulp(s) = 2^(1-q) */ - expt += mpz_normalize(t, t, (mpfr_exp_t) q-dif); /* error at most 2^(1-q) */ - mpz_fdiv_q_ui (t, t, l); /* error at most 2^(1-q) */ - /* the error wrt t^l/l! is here at most 3*l*ulp(s) */ - MPFR_ASSERTD (expt == *exps); - if (mpz_sgn (t) == 0) - break; - mpz_add(s, s, t); /* no error here: exact */ - /* ensures rr has the same size as t: after several shifts, the error - on rr is still at most ulp(t)=ulp(s) */ - MPFR_MPZ_SIZEINBASE2 (tbit, t); - expr += mpz_normalize(rr, rr, tbit); - } + for (;;) + { + l++; + mpz_mul(t, t, rr); + expt += expr; + MPFR_MPZ_SIZEINBASE2 (sbit, s); + MPFR_MPZ_SIZEINBASE2 (tbit, t); + dif = *exps + sbit - expt - tbit; + /* truncates the bits of t which are < ulp(s) = 2^(1-q) */ + expt += mpz_normalize (t, t, (mpfr_exp_t) q - dif); + /* error at most 2^(1-q) */ + if (l > 1) + { + /* GMP doesn't optimize the case of power of 2 */ + if (IS_POW2(l)) + { + int bits = MPFR_INT_CEIL_LOG2(l); + mpz_fdiv_q_2exp (t, t, bits); /* error at most 2^(1-q) */ + } + else + { + mpz_fdiv_q_ui (t, t, l); /* error at most 2^(1-q) */ + } + /* the error wrt t^l/l! is here at most 3*l*ulp(s) */ + MPFR_ASSERTD (expt == *exps); + } + if (mpz_sgn (t) == 0) + break; + mpz_add (s, s, t); /* no error here: exact */ + /* ensures rr has the same size as t: after several shifts, the error + on rr is still at most ulp(t)=ulp(s) */ + MPFR_MPZ_SIZEINBASE2 (tbit, t); + expr += mpz_normalize (rr, rr, tbit); + } mpz_clear (t); mpz_clear (rr); diff --git a/Build/source/libs/mpfr/mpfr-src/src/expm1.c b/Build/source/libs/mpfr/mpfr-src/src/expm1.c index 97c880178ce..0899f181e63 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/expm1.c +++ b/Build/source/libs/mpfr/mpfr-src/src/expm1.c @@ -82,14 +82,12 @@ mpfr_expm1 (mpfr_ptr y, mpfr_srcptr x , mpfr_rnd_t rnd_mode) if (MPFR_IS_NEG (x) && ex > 5) /* x <= -32 */ { - mpfr_t minus_one, t; + mp_limb_t t_limb[(64 - 1) / GMP_NUMB_BITS + 1]; + mpfr_t t; mpfr_exp_t err; - mpfr_init2 (minus_one, 2); - mpfr_init2 (t, 64); - mpfr_set_si (minus_one, -1, MPFR_RNDN); - mpfr_const_log2 (t, MPFR_RNDU); /* round upward since x is negative */ - mpfr_div (t, x, t, MPFR_RNDU); /* > x / ln(2) */ + MPFR_TMP_INIT1(t_limb, t, 64); + mpfr_div (t, x, __gmpfr_const_log2_RNDU, MPFR_RNDU); /* > x / ln(2) */ err = mpfr_cmp_si (t, MPFR_EMIN_MIN >= -LONG_MAX ? MPFR_EMIN_MIN : -LONG_MAX) <= 0 ? - (MPFR_EMIN_MIN >= -LONG_MAX ? MPFR_EMIN_MIN : -LONG_MAX) : @@ -97,10 +95,8 @@ mpfr_expm1 (mpfr_ptr y, mpfr_srcptr x , mpfr_rnd_t rnd_mode) /* exp(x) = 2^(x/ln(2)) <= 2^max(MPFR_EMIN_MIN,-LONG_MAX,ceil(x/ln(2)+epsilon)) with epsilon > 0 */ - mpfr_clear (t); - MPFR_SMALL_INPUT_AFTER_SAVE_EXPO (y, minus_one, err, 0, 0, rnd_mode, - expo, { mpfr_clear (minus_one); }); - mpfr_clear (minus_one); + MPFR_SMALL_INPUT_AFTER_SAVE_EXPO (y, __gmpfr_mone, err, 0, 0, + rnd_mode, expo, {}); } /* General case */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/extract.c b/Build/source/libs/mpfr/mpfr-src/src/extract.c index 9dd58da377a..b3a56ffab3d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/extract.c +++ b/Build/source/libs/mpfr/mpfr-src/src/extract.c @@ -37,19 +37,21 @@ mpfr_extract (mpz_ptr y, mpfr_srcptr p, unsigned int i) unsigned long two_i_2 = i ? two_i / 2 : 1; mp_size_t size_p = MPFR_LIMB_SIZE (p); + MPFR_ASSERTN (two_i != 0 && two_i_2 <= INT_MAX); /* overflow check */ + /* as 0 <= |p| < 1, we don't have to care with infinities, NaN, ... */ MPFR_ASSERTD (!MPFR_IS_SINGULAR (p)); - _mpz_realloc (y, two_i_2); - if ((mpfr_uexp_t) size_p < two_i) + mpz_realloc2 (y, (mp_bitcnt_t) two_i_2 * GMP_NUMB_BITS); + if (size_p < two_i) { MPN_ZERO (PTR(y), two_i_2); - if ((mpfr_uexp_t) size_p >= two_i_2) - MPN_COPY (PTR(y) + two_i - size_p, MPFR_MANT(p), size_p - two_i_2); + if (size_p >= two_i_2) + MPN_COPY (PTR(y) + (two_i - size_p), MPFR_MANT(p), size_p - two_i_2); } else MPN_COPY (PTR(y), MPFR_MANT(p) + size_p - two_i, two_i_2); MPN_NORMALIZE (PTR(y), two_i_2); - SIZ(y) = (MPFR_IS_NEG (p)) ? -two_i_2 : two_i_2; + SIZ(y) = MPFR_IS_NEG (p) ? - (int) two_i_2 : (int) two_i_2; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/factorial.c b/Build/source/libs/mpfr/mpfr-src/src/factorial.c index e256e517137..1ce413f9dd3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/factorial.c +++ b/Build/source/libs/mpfr/mpfr-src/src/factorial.c @@ -1,4 +1,4 @@ -/* mpfr_fac_ui -- factorial of a non-negative integer +/* mpfr_fac_ui -- factorial of a nonnegative integer Copyright 2001, 2004-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -57,7 +57,7 @@ mpfr_fac_ui (mpfr_ptr y, unsigned long int x, mpfr_rnd_t rnd_mode) /* compute the size of intermediary variable */ Nt = Ny + 2 * MPFR_INT_CEIL_LOG2 (x) + 7; - mpfr_init2 (t, Nt); /* initialise of intermediary variable */ + mpfr_init2 (t, Nt); /* initialize of intermediary variable */ rnd = MPFR_RNDZ; MPFR_ZIV_INIT (loop, Nt); @@ -76,8 +76,7 @@ mpfr_fac_ui (mpfr_ptr y, unsigned long int x, mpfr_rnd_t rnd_mode) err = Nt - 1 - MPFR_INT_CEIL_LOG2 (Nt); - round = !inexact || mpfr_can_round (t, err, rnd, MPFR_RNDZ, - Ny + (rnd_mode == MPFR_RNDN)); + round = !inexact || MPFR_CAN_ROUND (t, err, Ny, rnd_mode); if (MPFR_LIKELY (round)) { diff --git a/Build/source/libs/mpfr/mpfr-src/src/fits_intmax.c b/Build/source/libs/mpfr/mpfr-src/src/fits_intmax.c index 9c4f27f6a7a..f2f06881383 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fits_intmax.c +++ b/Build/source/libs/mpfr/mpfr-src/src/fits_intmax.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #include "mpfr-intmax.h" @@ -29,11 +29,11 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifdef _MPFR_H_HAVE_INTMAX_T -/* We can't use fits_s.h <= mpfr_cmp_ui */ +/* We can't use fits_s.h as it uses mpfr_cmp_si */ int mpfr_fits_intmax_p (mpfr_srcptr f, mpfr_rnd_t rnd) { - unsigned int saved_flags; + mpfr_flags_t saved_flags; mpfr_exp_t e; int prec; mpfr_t x, y; @@ -88,7 +88,9 @@ mpfr_fits_intmax_p (mpfr_srcptr f, mpfr_rnd_t rnd) /* hard case: first round to prec bits, then check */ saved_flags = __gmpfr_flags; mpfr_init2 (x, prec); - mpfr_set (x, f, rnd); + /* for RNDF, it is necessary and sufficient to check it fits when rounding + away from zero */ + mpfr_set (x, f, (rnd == MPFR_RNDF) ? MPFR_RNDA : rnd); if (neg) { diff --git a/Build/source/libs/mpfr/mpfr-src/src/fits_s.h b/Build/source/libs/mpfr/mpfr-src/src/fits_s.h index ce1d882f680..13473cb9c34 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fits_s.h +++ b/Build/source/libs/mpfr/mpfr-src/src/fits_s.h @@ -29,7 +29,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int FUNCTION (mpfr_srcptr f, mpfr_rnd_t rnd) { - unsigned int saved_flags; + mpfr_flags_t saved_flags; mpfr_exp_t e; int prec; mpfr_t x; @@ -84,7 +84,8 @@ FUNCTION (mpfr_srcptr f, mpfr_rnd_t rnd) /* hard case: first round to prec bits, then check */ saved_flags = __gmpfr_flags; mpfr_init2 (x, prec); - mpfr_set (x, f, rnd); + /* for RNDF, it suffices to check it fits when rounded away from zero */ + mpfr_set (x, f, (rnd == MPFR_RNDF) ? MPFR_RNDA : rnd); /* Warning! Due to the rounding, x can be an infinity. Here we use the fact that singular numbers have a special exponent field, thus well-defined and different from e, in which case this means diff --git a/Build/source/libs/mpfr/mpfr-src/src/fits_u.h b/Build/source/libs/mpfr/mpfr-src/src/fits_u.h index e84c6b6560b..1faabf48314 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fits_u.h +++ b/Build/source/libs/mpfr/mpfr-src/src/fits_u.h @@ -25,7 +25,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int FUNCTION (mpfr_srcptr f, mpfr_rnd_t rnd) { - unsigned int saved_flags; + mpfr_flags_t saved_flags; mpfr_exp_t e; int prec; TYPE s; @@ -65,7 +65,8 @@ FUNCTION (mpfr_srcptr f, mpfr_rnd_t rnd) /* hard case: first round to prec bits, then check */ saved_flags = __gmpfr_flags; mpfr_init2 (x, prec); - mpfr_set (x, f, rnd); + /* For MPFR_RNDF, if f > 0 fits with RNDU, it will also fit with RNDD. */ + mpfr_set (x, f, (rnd != MPFR_RNDF) ? rnd : MPFR_RNDU); /* Warning! Due to the rounding, x can be an infinity. Here we use the fact that singular numbers have a special exponent field, thus well-defined and different from e, in which case this means diff --git a/Build/source/libs/mpfr/mpfr-src/src/fits_uintmax.c b/Build/source/libs/mpfr/mpfr-src/src/fits_uintmax.c index eaafbe9a8ca..f1dd73547a2 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fits_uintmax.c +++ b/Build/source/libs/mpfr/mpfr-src/src/fits_uintmax.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #include "mpfr-intmax.h" diff --git a/Build/source/libs/mpfr/mpfr-src/src/fma.c b/Build/source/libs/mpfr/mpfr-src/src/fma.c index f12105fead9..5acbec69f2d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fma.c +++ b/Build/source/libs/mpfr/mpfr-src/src/fma.c @@ -20,18 +20,90 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" /* The fused-multiply-add (fma) of x, y and z is defined by: fma(x,y,z)= x*y + z */ +/* this function deals with all cases where inputs are singular, i.e., + either NaN, Inf or zero */ +static int +mpfr_fma_singular (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, + mpfr_rnd_t rnd_mode) +{ + if (MPFR_IS_NAN(x) || MPFR_IS_NAN(y) || MPFR_IS_NAN(z)) + { + MPFR_SET_NAN(s); + MPFR_RET_NAN; + } + /* now neither x, y or z is NaN */ + else if (MPFR_IS_INF(x) || MPFR_IS_INF(y)) + { + /* cases Inf*0+z, 0*Inf+z, Inf-Inf */ + if ((MPFR_IS_ZERO(y)) || + (MPFR_IS_ZERO(x)) || + (MPFR_IS_INF(z) && + ((MPFR_MULT_SIGN(MPFR_SIGN(x), MPFR_SIGN(y))) != MPFR_SIGN(z)))) + { + MPFR_SET_NAN(s); + MPFR_RET_NAN; + } + else if (MPFR_IS_INF(z)) /* case Inf-Inf already checked above */ + { + MPFR_SET_INF(s); + MPFR_SET_SAME_SIGN(s, z); + MPFR_RET(0); + } + else /* z is finite */ + { + MPFR_SET_INF(s); + MPFR_SET_SIGN(s, MPFR_MULT_SIGN(MPFR_SIGN(x) , MPFR_SIGN(y))); + MPFR_RET(0); + } + } + /* now x and y are finite */ + else if (MPFR_IS_INF(z)) + { + MPFR_SET_INF(s); + MPFR_SET_SAME_SIGN(s, z); + MPFR_RET(0); + } + else if (MPFR_IS_ZERO(x) || MPFR_IS_ZERO(y)) + { + if (MPFR_IS_ZERO(z)) + { + int sign_p; + sign_p = MPFR_MULT_SIGN( MPFR_SIGN(x) , MPFR_SIGN(y) ); + MPFR_SET_SIGN(s, (rnd_mode != MPFR_RNDD ? + (MPFR_IS_NEG_SIGN(sign_p) && MPFR_IS_NEG(z) ? + MPFR_SIGN_NEG : MPFR_SIGN_POS) : + (MPFR_IS_POS_SIGN(sign_p) && MPFR_IS_POS(z) ? + MPFR_SIGN_POS : MPFR_SIGN_NEG))); + MPFR_SET_ZERO(s); + MPFR_RET(0); + } + else + return mpfr_set (s, z, rnd_mode); + } + else /* necessarily z is zero here */ + { + MPFR_ASSERTD(MPFR_IS_ZERO(z)); + return mpfr_mul (s, x, y, rnd_mode); + } +} + +/* s <- x*y + z */ int mpfr_fma (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t u; + mp_size_t n; + mpfr_exp_t e; + mpfr_prec_t precx, precy; MPFR_SAVE_EXPO_DECL (expo); MPFR_GROUP_DECL(group); @@ -44,75 +116,103 @@ mpfr_fma (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, mpfr_get_prec (s), mpfr_log_prec, s, inexact)); /* particular cases */ - if (MPFR_UNLIKELY( MPFR_IS_SINGULAR(x) || - MPFR_IS_SINGULAR(y) || + if (MPFR_UNLIKELY( MPFR_IS_SINGULAR(x) || MPFR_IS_SINGULAR(y) || MPFR_IS_SINGULAR(z) )) + return mpfr_fma_singular (s, x, y, z, rnd_mode); + + e = MPFR_GET_EXP (x) + MPFR_GET_EXP (y); + + precx = MPFR_PREC (x); + precy = MPFR_PREC (y); + + /* First deal with special case where prec(x) = prec(y) and x*y does + not overflow nor underflow. Do it only for small sizes since for large + sizes x*y is faster using Mulders' algorithm (as a rule of thumb, + we assume mpn_mul_n is faster up to 4*MPFR_MUL_THRESHOLD). + Since |EXP(x)|, |EXP(y)| < 2^(k-2) on a k-bit computer, + |EXP(x)+EXP(y)| < 2^(k-1), thus cannot overflow nor underflow. */ + if (precx == precy && e <= __gmpfr_emax && e > __gmpfr_emin) { - if (MPFR_IS_NAN(x) || MPFR_IS_NAN(y) || MPFR_IS_NAN(z)) - { - MPFR_SET_NAN(s); - MPFR_RET_NAN; - } - /* now neither x, y or z is NaN */ - else if (MPFR_IS_INF(x) || MPFR_IS_INF(y)) + if (precx < GMP_NUMB_BITS && + MPFR_PREC(z) == precx && + MPFR_PREC(s) == precx) { - /* cases Inf*0+z, 0*Inf+z, Inf-Inf */ - if ((MPFR_IS_ZERO(y)) || - (MPFR_IS_ZERO(x)) || - (MPFR_IS_INF(z) && - ((MPFR_MULT_SIGN(MPFR_SIGN(x), MPFR_SIGN(y))) != MPFR_SIGN(z)))) - { - MPFR_SET_NAN(s); - MPFR_RET_NAN; - } - else if (MPFR_IS_INF(z)) /* case Inf-Inf already checked above */ + mp_limb_t umant[2], zmant[2]; + mpfr_t zz; + int inex; + + umul_ppmm (umant[1], umant[0], MPFR_MANT(x)[0], MPFR_MANT(y)[0]); + MPFR_PREC(u) = MPFR_PREC(zz) = 2 * precx; + MPFR_MANT(u) = umant; + MPFR_MANT(zz) = zmant; + MPFR_SIGN(u) = MPFR_MULT_SIGN( MPFR_SIGN(x) , MPFR_SIGN(y) ); + MPFR_SIGN(zz) = MPFR_SIGN(z); + MPFR_EXP(zz) = MPFR_EXP(z); + if (MPFR_PREC(zz) <= GMP_NUMB_BITS) /* zz fits in one limb */ { - MPFR_SET_INF(s); - MPFR_SET_SAME_SIGN(s, z); - MPFR_RET(0); + if ((umant[1] & MPFR_LIMB_HIGHBIT) == 0) + { + umant[0] = umant[1] << 1; + MPFR_EXP(u) = e - 1; + } + else + { + umant[0] = umant[1]; + MPFR_EXP(u) = e; + } + zmant[0] = MPFR_MANT(z)[0]; } - else /* z is finite */ + else { - MPFR_SET_INF(s); - MPFR_SET_SIGN(s, MPFR_MULT_SIGN(MPFR_SIGN(x) , MPFR_SIGN(y))); - MPFR_RET(0); + zmant[1] = MPFR_MANT(z)[0]; + zmant[0] = MPFR_LIMB_ZERO; + if ((umant[1] & MPFR_LIMB_HIGHBIT) == 0) + { + umant[1] = (umant[1] << 1) | + (umant[0] >> (GMP_NUMB_BITS - 1)); + umant[0] = umant[0] << 1; + MPFR_EXP(u) = e - 1; + } + else + MPFR_EXP(u) = e; } + inex = mpfr_add (u, u, zz, rnd_mode); + /* mpfr_set_1_2 requires PREC(u) = 2*PREC(s), + thus we need PREC(s) = PREC(x) = PREC(y) = PREC(z) */ + return mpfr_set_1_2 (s, u, rnd_mode, inex); } - /* now x and y are finite */ - else if (MPFR_IS_INF(z)) - { - MPFR_SET_INF(s); - MPFR_SET_SAME_SIGN(s, z); - MPFR_RET(0); - } - else if (MPFR_IS_ZERO(x) || MPFR_IS_ZERO(y)) + else if ((n = MPFR_LIMB_SIZE(x)) <= 4 * MPFR_MUL_THRESHOLD) { - if (MPFR_IS_ZERO(z)) + mpfr_limb_ptr up; + mp_size_t un = n + n; + MPFR_TMP_DECL(marker); + + MPFR_TMP_MARK(marker); + MPFR_TMP_INIT (up, u, un * GMP_NUMB_BITS, un); + up = MPFR_MANT(u); + /* multiply x*y exactly into u */ + mpn_mul_n (up, MPFR_MANT(x), MPFR_MANT(y), n); + if (MPFR_LIMB_MSB (up[un - 1]) == 0) { - int sign_p; - sign_p = MPFR_MULT_SIGN( MPFR_SIGN(x) , MPFR_SIGN(y) ); - MPFR_SET_SIGN(s,(rnd_mode != MPFR_RNDD ? - ((MPFR_IS_NEG_SIGN(sign_p) && MPFR_IS_NEG(z)) - ? -1 : 1) : - ((MPFR_IS_POS_SIGN(sign_p) && MPFR_IS_POS(z)) - ? 1 : -1))); - MPFR_SET_ZERO(s); - MPFR_RET(0); + mpn_lshift (up, up, un, 1); + MPFR_EXP(u) = e - 1; } else - return mpfr_set (s, z, rnd_mode); - } - else /* necessarily z is zero here */ - { - MPFR_ASSERTD(MPFR_IS_ZERO(z)); - return mpfr_mul (s, x, y, rnd_mode); + MPFR_EXP(u) = e; + MPFR_SIGN(u) = MPFR_MULT_SIGN( MPFR_SIGN(x) , MPFR_SIGN(y) ); + /* The above code does not generate any exception. + The exceptions will come only from mpfr_add. */ + inexact = mpfr_add (s, u, z, rnd_mode); + MPFR_TMP_FREE(marker); + return inexact; } } /* If we take prec(u) >= prec(x) + prec(y), the product u <- x*y is exact, except in case of overflow or underflow. */ + MPFR_ASSERTN (precx + precy <= MPFR_PREC_MAX); + MPFR_GROUP_INIT_1 (group, precx + precy, u); MPFR_SAVE_EXPO_MARK (expo); - MPFR_GROUP_INIT_1 (group, MPFR_PREC(x) + MPFR_PREC(y), u); if (MPFR_UNLIKELY (mpfr_mul (u, x, y, MPFR_RNDN))) { @@ -132,8 +232,7 @@ mpfr_fma (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, Also, we know that |z| < 2^emax. If E(x) + E(y) >= emax+3, then |x*y| >= 2^(emax+1), and |x*y + z| >= 2^emax. This case is also an overflow. */ - if (MPFR_SIGN (u) == MPFR_SIGN (z) || - MPFR_GET_EXP (x) + MPFR_GET_EXP (y) >= __gmpfr_emax + 3) + if (MPFR_SIGN (u) == MPFR_SIGN (z) || e >= __gmpfr_emax + 3) { MPFR_GROUP_CLEAR (group); MPFR_SAVE_EXPO_FREE (expo); @@ -239,13 +338,13 @@ mpfr_fma (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, MPFR_BLOCK (flags, if (MPFR_GET_EXP (x) < MPFR_GET_EXP (y)) { - mpfr_init2 (scaled_v, MPFR_PREC (x)); + mpfr_init2 (scaled_v, precx); mpfr_mul_2ui (scaled_v, x, scale, MPFR_RNDN); mpfr_mul (u, scaled_v, y, MPFR_RNDN); } else { - mpfr_init2 (scaled_v, MPFR_PREC (y)); + mpfr_init2 (scaled_v, precy); mpfr_mul_2ui (scaled_v, y, scale, MPFR_RNDN); mpfr_mul (u, x, scaled_v, MPFR_RNDN); }); diff --git a/Build/source/libs/mpfr/mpfr-src/src/fmma.c b/Build/source/libs/mpfr/mpfr-src/src/fmma.c new file mode 100644 index 00000000000..6168c2af0f2 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/fmma.c @@ -0,0 +1,91 @@ +/* mpfr_fmma, mpfr_fmms -- Compute a*b +/- c*d + +Copyright 2014-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include "mpfr-impl.h" + +static int +mpfr_fmma_aux (mpfr_ptr z, mpfr_srcptr a, mpfr_srcptr b, mpfr_srcptr c, + mpfr_srcptr d, mpfr_rnd_t rnd, int neg) +{ + mpfr_ubf_t u, v; + mpfr_t zz; + mpfr_prec_t prec_z = MPFR_PREC(z); + mp_size_t un, vn; + mpfr_limb_ptr up, vp, zp; + int inex; + MPFR_TMP_DECL(marker); + + MPFR_LOG_FUNC + (("a[%Pu]=%.*Rg b[%Pu]=%.*Rg c[%Pu]=%.*Rg d[%Pu]=%.*Rg rnd=%d neg=%d", + mpfr_get_prec (a), mpfr_log_prec, a, + mpfr_get_prec (b), mpfr_log_prec, b, + mpfr_get_prec (c), mpfr_log_prec, c, + mpfr_get_prec (d), mpfr_log_prec, d, rnd, neg), + ("z[%Pu]=%.*Rg inex=%d", + mpfr_get_prec (z), mpfr_log_prec, z, inex)); + + MPFR_TMP_MARK (marker); + + un = MPFR_LIMB_SIZE (a) + MPFR_LIMB_SIZE (b); + vn = MPFR_LIMB_SIZE (c) + MPFR_LIMB_SIZE (d); + MPFR_TMP_INIT (up, u, (mpfr_prec_t) un * GMP_NUMB_BITS, un); + MPFR_TMP_INIT (vp, v, (mpfr_prec_t) vn * GMP_NUMB_BITS, vn); + + mpfr_ubf_mul_exact (u, a, b); + mpfr_ubf_mul_exact (v, c, d); + if (neg) + MPFR_CHANGE_SIGN (v); + if (prec_z == MPFR_PREC(a) && prec_z == MPFR_PREC(b) && + prec_z == MPFR_PREC(c) && prec_z == MPFR_PREC(d) && + un == MPFR_PREC2LIMBS(2 * prec_z)) + { + MPFR_TMP_INIT (zp, zz, 2 * prec_z, un); + MPFR_PREC(u) = MPFR_PREC(v) = 2 * prec_z; + inex = mpfr_add (zz, (mpfr_srcptr) u, (mpfr_srcptr) v, rnd); + inex = mpfr_set_1_2 (z, zz, rnd, inex); + } + else + inex = mpfr_add (z, (mpfr_srcptr) u, (mpfr_srcptr) v, rnd); + + MPFR_UBF_CLEAR_EXP (u); + MPFR_UBF_CLEAR_EXP (v); + + MPFR_TMP_FREE (marker); + + return inex; +} + +/* z <- a*b + c*d */ +int +mpfr_fmma (mpfr_ptr z, mpfr_srcptr a, mpfr_srcptr b, mpfr_srcptr c, + mpfr_srcptr d, mpfr_rnd_t rnd) +{ + return mpfr_fmma_aux (z, a, b, c, d, rnd, 0); +} + +/* z <- a*b - c*d */ +int +mpfr_fmms (mpfr_ptr z, mpfr_srcptr a, mpfr_srcptr b, mpfr_srcptr c, + mpfr_srcptr d, mpfr_rnd_t rnd) +{ + return mpfr_fmma_aux (z, a, b, c, d, rnd, 1); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/fms.c b/Build/source/libs/mpfr/mpfr-src/src/fms.c index 10501d37624..5f05fbb2394 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/fms.c +++ b/Build/source/libs/mpfr/mpfr-src/src/fms.c @@ -24,281 +24,15 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., /* The fused-multiply-subtract (fms) of x, y and z is defined by: fms(x,y,z)= x*y - z - Note: this is neither in IEEE754R, nor in LIA-2, but both the + Note: this is neither in IEEE 754-2008, nor in LIA-2, but both the PowerPC and the Itanium define fms as x*y - z. */ - int mpfr_fms (mpfr_ptr s, mpfr_srcptr x, mpfr_srcptr y, mpfr_srcptr z, mpfr_rnd_t rnd_mode) { - int inexact; - mpfr_t u; - MPFR_SAVE_EXPO_DECL (expo); - MPFR_GROUP_DECL(group); - - MPFR_LOG_FUNC - (("x[%Pu]=%.*Rg y[%Pu]=%.*Rg z[%Pu]=%.*Rg rnd=%d", - mpfr_get_prec (x), mpfr_log_prec, x, - mpfr_get_prec (y), mpfr_log_prec, y, - mpfr_get_prec (z), mpfr_log_prec, z, rnd_mode), - ("s[%Pu]=%.*Rg inexact=%d", - mpfr_get_prec (s), mpfr_log_prec, s, inexact)); - - /* particular cases */ - if (MPFR_UNLIKELY( MPFR_IS_SINGULAR(x) || - MPFR_IS_SINGULAR(y) || - MPFR_IS_SINGULAR(z) )) - { - if (MPFR_IS_NAN(x) || MPFR_IS_NAN(y) || MPFR_IS_NAN(z)) - { - MPFR_SET_NAN(s); - MPFR_RET_NAN; - } - /* now neither x, y or z is NaN */ - else if (MPFR_IS_INF(x) || MPFR_IS_INF(y)) - { - /* cases Inf*0-z, 0*Inf-z, Inf-Inf */ - if ((MPFR_IS_ZERO(y)) || - (MPFR_IS_ZERO(x)) || - (MPFR_IS_INF(z) && - ((MPFR_MULT_SIGN(MPFR_SIGN(x), MPFR_SIGN(y))) == MPFR_SIGN(z)))) - { - MPFR_SET_NAN(s); - MPFR_RET_NAN; - } - else if (MPFR_IS_INF(z)) /* case Inf-Inf already checked above */ - { - MPFR_SET_INF(s); - MPFR_SET_OPPOSITE_SIGN(s, z); - MPFR_RET(0); - } - else /* z is finite */ - { - MPFR_SET_INF(s); - MPFR_SET_SIGN(s, MPFR_MULT_SIGN(MPFR_SIGN(x) , MPFR_SIGN(y))); - MPFR_RET(0); - } - } - /* now x and y are finite */ - else if (MPFR_IS_INF(z)) - { - MPFR_SET_INF(s); - MPFR_SET_OPPOSITE_SIGN(s, z); - MPFR_RET(0); - } - else if (MPFR_IS_ZERO(x) || MPFR_IS_ZERO(y)) - { - if (MPFR_IS_ZERO(z)) - { - int sign_p; - sign_p = MPFR_MULT_SIGN( MPFR_SIGN(x) , MPFR_SIGN(y) ); - MPFR_SET_SIGN(s,(rnd_mode != MPFR_RNDD ? - ((MPFR_IS_NEG_SIGN(sign_p) && MPFR_IS_POS(z)) - ? -1 : 1) : - ((MPFR_IS_POS_SIGN(sign_p) && MPFR_IS_NEG(z)) - ? 1 : -1))); - MPFR_SET_ZERO(s); - MPFR_RET(0); - } - else - return mpfr_neg (s, z, rnd_mode); - } - else /* necessarily z is zero here */ - { - MPFR_ASSERTD(MPFR_IS_ZERO(z)); - return mpfr_mul (s, x, y, rnd_mode); - } - } - - /* If we take prec(u) >= prec(x) + prec(y), the product u <- x*y - is exact, except in case of overflow or underflow. */ - MPFR_SAVE_EXPO_MARK (expo); - MPFR_GROUP_INIT_1 (group, MPFR_PREC(x) + MPFR_PREC(y), u); - - if (MPFR_UNLIKELY (mpfr_mul (u, x, y, MPFR_RNDN))) - { - /* overflow or underflow - this case is regarded as rare, thus - does not need to be very efficient (even if some tests below - could have been done earlier). - It is an overflow iff u is an infinity (since MPFR_RNDN was used). - Alternatively, we could test the overflow flag, but in this case, - mpfr_clear_flags would have been necessary. */ - if (MPFR_IS_INF (u)) /* overflow */ - { - /* Let's eliminate the obvious case where x*y and z have the - same sign. No possible cancellation -> real overflow. - Also, we know that |z| < 2^emax. If E(x) + E(y) >= emax+3, - then |x*y| >= 2^(emax+1), and |x*y - z| >= 2^emax. This case - is also an overflow. */ - if (MPFR_SIGN (u) != MPFR_SIGN (z) || - MPFR_GET_EXP (x) + MPFR_GET_EXP (y) >= __gmpfr_emax + 3) - { - MPFR_GROUP_CLEAR (group); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_overflow (s, rnd_mode, - MPFR_SIGN (z)); - } - - /* E(x) + E(y) <= emax+2, therefore |x*y| < 2^(emax+2), and - (x/4)*y does not overflow (let's recall that the result - is exact with an unbounded exponent range). It does not - underflow either, because x*y overflows and the exponent - range is large enough. */ - inexact = mpfr_div_2ui (u, x, 2, MPFR_RNDN); - MPFR_ASSERTN (inexact == 0); - inexact = mpfr_mul (u, u, y, MPFR_RNDN); - MPFR_ASSERTN (inexact == 0); - - /* Now, we need to subtract z/4... But it may underflow! */ - { - mpfr_t zo4; - mpfr_srcptr zz; - MPFR_BLOCK_DECL (flags); - - if (MPFR_GET_EXP (u) > MPFR_GET_EXP (z) && - MPFR_GET_EXP (u) - MPFR_GET_EXP (z) > MPFR_PREC (u)) - { - /* |z| < ulp(u)/2, therefore one can use z instead of z/4. */ - zz = z; - } - else - { - mpfr_init2 (zo4, MPFR_PREC (z)); - if (mpfr_div_2ui (zo4, z, 2, MPFR_RNDZ)) - { - /* The division by 4 underflowed! */ - MPFR_ASSERTN (0); /* TODO... */ - } - zz = zo4; - } - - /* Let's recall that u = x*y/4 and zz = z/4 (or z if the - following subtraction would give the same result). */ - MPFR_BLOCK (flags, inexact = mpfr_sub (s, u, zz, rnd_mode)); - /* u and zz have the same sign, so that an overflow - is not possible. But an underflow is theoretically - possible! */ - if (MPFR_UNDERFLOW (flags)) - { - MPFR_ASSERTN (zz != z); - MPFR_ASSERTN (0); /* TODO... */ - mpfr_clears (zo4, u, (mpfr_ptr) 0); - } - else - { - int inex2; - - if (zz != z) - mpfr_clear (zo4); - MPFR_GROUP_CLEAR (group); - MPFR_ASSERTN (! MPFR_OVERFLOW (flags)); - inex2 = mpfr_mul_2ui (s, s, 2, rnd_mode); - if (inex2) /* overflow */ - { - inexact = inex2; - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - } - goto end; - } - } - } - else /* underflow: one has |xy| < 2^(emin-1). */ - { - unsigned long scale = 0; - mpfr_t scaled_z; - mpfr_srcptr new_z; - mpfr_exp_t diffexp; - mpfr_prec_t pzs; - int xy_underflows; - - /* Let's scale z so that ulp(z) > 2^emin and ulp(s) > 2^emin - (the + 1 on MPFR_PREC (s) is necessary because the exponent - of the result can be EXP(z) - 1). */ - diffexp = MPFR_GET_EXP (z) - __gmpfr_emin; - pzs = MAX (MPFR_PREC (z), MPFR_PREC (s) + 1); - if (diffexp <= pzs) - { - mpfr_uexp_t uscale; - mpfr_t scaled_v; - MPFR_BLOCK_DECL (flags); - - uscale = (mpfr_uexp_t) pzs - diffexp + 1; - MPFR_ASSERTN (uscale > 0); - MPFR_ASSERTN (uscale <= ULONG_MAX); - scale = uscale; - mpfr_init2 (scaled_z, MPFR_PREC (z)); - inexact = mpfr_mul_2ui (scaled_z, z, scale, MPFR_RNDN); - MPFR_ASSERTN (inexact == 0); /* TODO: overflow case */ - new_z = scaled_z; - /* Now we need to recompute u = xy * 2^scale. */ - MPFR_BLOCK (flags, - if (MPFR_GET_EXP (x) < MPFR_GET_EXP (y)) - { - mpfr_init2 (scaled_v, MPFR_PREC (x)); - mpfr_mul_2ui (scaled_v, x, scale, MPFR_RNDN); - mpfr_mul (u, scaled_v, y, MPFR_RNDN); - } - else - { - mpfr_init2 (scaled_v, MPFR_PREC (y)); - mpfr_mul_2ui (scaled_v, y, scale, MPFR_RNDN); - mpfr_mul (u, x, scaled_v, MPFR_RNDN); - }); - mpfr_clear (scaled_v); - MPFR_ASSERTN (! MPFR_OVERFLOW (flags)); - xy_underflows = MPFR_UNDERFLOW (flags); - } - else - { - new_z = z; - xy_underflows = 1; - } - - if (xy_underflows) - { - /* Let's replace xy by sign(xy) * 2^(emin-1). */ - MPFR_PREC (u) = MPFR_PREC_MIN; - mpfr_setmin (u, __gmpfr_emin); - MPFR_SET_SIGN (u, MPFR_MULT_SIGN (MPFR_SIGN (x), - MPFR_SIGN (y))); - } - - { - MPFR_BLOCK_DECL (flags); - - MPFR_BLOCK (flags, inexact = mpfr_sub (s, u, new_z, rnd_mode)); - MPFR_GROUP_CLEAR (group); - if (scale != 0) - { - int inex2; - - mpfr_clear (scaled_z); - /* Here an overflow is theoretically possible, in which case - the result may be wrong, hence the assert. An underflow - is not possible, but let's check that anyway. */ - MPFR_ASSERTN (! MPFR_OVERFLOW (flags)); /* TODO... */ - MPFR_ASSERTN (! MPFR_UNDERFLOW (flags)); /* not possible */ - inex2 = mpfr_div_2ui (s, s, scale, MPFR_RNDN); - /* FIXME: this seems incorrect. MPFR_RNDN -> rnd_mode? - Also, handle the double rounding case: - s / 2^scale = 2^(emin - 2) in MPFR_RNDN. */ - if (inex2) /* underflow */ - inexact = inex2; - } - } - - /* FIXME/TODO: I'm not sure that the following is correct. - Check for possible spurious exceptions due to intermediate - computations. */ - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - goto end; - } - } + mpfr_t minus_z; - inexact = mpfr_sub (s, u, z, rnd_mode); - MPFR_GROUP_CLEAR (group); - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - end: - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range (s, inexact, rnd_mode); + MPFR_ALIAS (minus_z, z, -MPFR_SIGN(z), MPFR_EXP(z)); + return mpfr_fma (s, x, y, minus_z, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/fpif.c b/Build/source/libs/mpfr/mpfr-src/src/fpif.c new file mode 100644 index 00000000000..7dd620ba7be --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/fpif.c @@ -0,0 +1,651 @@ +/* mpfr_fpif -- Binary export & import of MPFR numbers + (floating-point interchange format) + +Copyright 2012-2017 Free Software Foundation, Inc. +Contributed by Olivier Demengeon. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include "mpfr-impl.h" + +#if !defined (HAVE_BIG_ENDIAN) && !defined (HAVE_LITTLE_ENDIAN) +#error "Endianness is unknown. Not supported yet." +#endif + +/* The format is described as follows. Any multi-byte number is encoded + in little endian. + + 1. We first store the precision p (this format is able to represent + any precision from 1 to 2^64 + 248). + Let B be the first byte (0 <= B <= 255). + * If B >= 8, the precision p is B-7. + Here, the condition is equivalent to 1 <= p <= 248. + * If B <= 7, the next B+1 bytes contain p-249. + Here, the condition is equivalent to 249 <= p <= 2^64 + 248. + We will use the following macros: + * MPFR_MAX_PRECSIZE = 7 + * MPFR_MAX_EMBEDDED_PRECISION = 255 - 7 = 248 + + 2. Then we store the sign bit and exponent related information + (possibly a special value). We first have byte A = [seeeeeee], + where s is the sign bit and E = [eeeeeee] such that: + * If 0 <= E <= 94, then the exponent e is E-47 (-47 <= e <= 47). + * If 95 <= E <= 110, the exponent is stored in the next E-94 bytes + (1 to 16 bytes) in sign + absolute value representation. + * If 111 <= E <= 118, the exponent size S is stored in the next + E-110 bytes (1 to 8), then the exponent itself is stored in the + next S bytes. [Not implemented yet] + * If 119 <= E <= 127, we have a special value: + E = 119 (MPFR_KIND_ZERO) for a signed zero; + E = 120 (MPFR_KIND_INF) for a signed infinity; + E = 121 (MPFR_KIND_NAN) for NaN. + + 3. Then we store the significand (for regular values). + + The sign bit is preserved by the import/export functions, even for NaN. + + Note: When a size is stored, it must be minimal, i.e. a number cannot + start with a null byte. Otherwise the import may fail. +*/ + +#define MPFR_MAX_PRECSIZE 7 +#define MPFR_MAX_EMBEDDED_PRECISION (255 - MPFR_MAX_PRECSIZE) + +#define MPFR_KIND_ZERO 119 +#define MPFR_KIND_INF 120 +#define MPFR_KIND_NAN 121 +#define MPFR_MAX_EMBEDDED_EXPONENT 47 +#define MPFR_EXTERNAL_EXPONENT 94 + +/* Begin: Low level helper functions */ + +/* storage must have an unsigned type */ +#define COUNT_NB_BYTE(storage, size) \ + do \ + { \ + (storage) >>= 8; \ + (size)++; \ + } \ + while ((storage) != 0) + +#define ALLOC_RESULT(buffer, buffer_size, wanted_size) \ + do \ + { \ + if ((buffer) == NULL || *(buffer_size) < (wanted_size)) \ + { \ + (buffer) = (unsigned char *) mpfr_reallocate_func \ + ((buffer), *(buffer_size), (wanted_size)); \ + if ((buffer) == NULL) \ + { \ + *(buffer_size) = 0; \ + return NULL; \ + } \ + } \ + *(buffer_size) = (wanted_size); \ + } \ + while (0) + +/* + * size in byte of a MPFR number in a binary object of a variable size + */ +#define MAX_VARIABLE_STORAGE(exponent_size, precision) \ + ((size_t)(((precision) >> 3) + (exponent_size) + \ + ((precision) > 248 ? sizeof(mpfr_prec_t) : 0) + 3)) + +/* copy in result[] the values in data[] with a different endianness, + where data_size might be smaller than data_max_size, so that we only + copy data_size bytes from the end of data[]. */ +static void +#if defined (HAVE_BIG_ENDIAN) +putLittleEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#elif defined (HAVE_LITTLE_ENDIAN) +putBigEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#endif +{ + size_t j; + + MPFR_ASSERTD (data_size <= data_max_size); + for (j = 0; j < data_size; j++) + result[j] = data[data_max_size - j - 1]; +} + +/* copy in result[] the values in data[] with the same endianness */ +static void +#if defined (HAVE_BIG_ENDIAN) +putBigEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#elif defined (HAVE_LITTLE_ENDIAN) +putLittleEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#endif +{ + MPFR_ASSERTD (data_size <= data_max_size); + memcpy (result, data, data_size); +} + +/* copy in result[] the values in data[] with a different endianness; + the data are written at the end of the result[] buffer (if + data_size < data_max_size, the first bytes of result[] are + left untouched). */ +static void +#if defined (HAVE_BIG_ENDIAN) +getLittleEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#elif defined (HAVE_LITTLE_ENDIAN) +getBigEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#endif +{ + size_t j; + + MPFR_ASSERTD (data_size <= data_max_size); + for (j = 0; j < data_size; j++) + result[data_max_size - j - 1] = data[j]; +} + +/* copy in result[] the values in data[] with the same endianness */ +static void +#if defined (HAVE_BIG_ENDIAN) +getBigEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#elif defined (HAVE_LITTLE_ENDIAN) +getLittleEndianData (unsigned char *result, unsigned char *data, + size_t data_max_size, size_t data_size) +#endif +{ + MPFR_ASSERTD (data_size <= data_max_size); + memcpy (result, data, data_size); +} + +/* End: Low level helper functions */ + +/* Internal Function */ +/* + * buffer : OUT : store the precision in binary format, can be null + * (may be reallocated if too small) + * buffer_size : IN/OUT : size of the buffer => size used in the buffer + * precision : IN : precision to store + * return pointer to a buffer storing the precision in binary format + */ +static unsigned char * +mpfr_fpif_store_precision (unsigned char *buffer, size_t *buffer_size, + mpfr_prec_t precision) +{ + unsigned char *result; + size_t size_precision; + + MPFR_ASSERTD (precision >= 1); + size_precision = 0; + + if (precision > MPFR_MAX_EMBEDDED_PRECISION) + { + mpfr_uprec_t copy_precision; + + copy_precision = precision - (MPFR_MAX_EMBEDDED_PRECISION + 1); + COUNT_NB_BYTE(copy_precision, size_precision); + } + + result = buffer; + ALLOC_RESULT(result, buffer_size, size_precision + 1); + + if (precision > MPFR_MAX_EMBEDDED_PRECISION) + { + result[0] = size_precision - 1; + precision -= (MPFR_MAX_EMBEDDED_PRECISION + 1); + putLittleEndianData (result + 1, (unsigned char *) &precision, + sizeof(mpfr_prec_t), size_precision); + } + else + result[0] = precision + MPFR_MAX_PRECSIZE; + + return result; +} + +#define BUFFER_SIZE 8 + +/* + * fh : IN : file handler + * return the precision stored in the binary buffer, 0 in case of error + */ +static mpfr_prec_t +mpfr_fpif_read_precision_from_file (FILE *fh) +{ + mpfr_prec_t precision; + size_t precision_size; + unsigned char buffer[BUFFER_SIZE]; + + if (fh == NULL) + return 0; + + if (fread (buffer, 1, 1, fh) != 1) + return 0; + + precision_size = buffer[0]; + if (precision_size > MPFR_MAX_PRECSIZE) + return precision_size - MPFR_MAX_PRECSIZE; + + precision_size++; + MPFR_ASSERTD (precision_size <= BUFFER_SIZE); + + /* Read the precision in little-endian format. */ + if (fread (buffer, precision_size, 1, fh) != 1) + return 0; + + while (precision_size > sizeof(mpfr_prec_t)) + { + if (buffer[precision_size-1] != 0) + return 0; /* the read precision doesn't fit in a mpfr_prec_t */ + precision_size--; + } + + if (precision_size == sizeof(mpfr_prec_t) && + buffer[precision_size-1] >= 0x80) + return 0; /* the read precision doesn't fit in a mpfr_prec_t */ + + precision = 0; /* to pad with 0's if data_size < data_max_size */ + + /* On big-endian machines, the data must be copied at the end of the + precision object in the memory; thus data_max_size (3rd argument) + must be sizeof(mpfr_prec_t). */ + getLittleEndianData ((unsigned char *) &precision, buffer, + sizeof(mpfr_prec_t), precision_size); + + return precision + (MPFR_MAX_EMBEDDED_PRECISION + 1); +} + +/* + * buffer : OUT : store the kind of the MPFR number x, its sign, the size of + * its exponent and its exponent value in a binary format, + * can be null (may be reallocated if too small) + * buffer_size : IN/OUT : size of the buffer => size used in the buffer + * x : IN : MPFR number + * return pointer to a buffer storing the kind of the MPFR number x, its sign, + * the size of its exponent and its exponent value in a binary format, + */ +/* TODO + * Exponents that use more than 16 bytes are not managed (not an issue + * until one has integer types larger than 128 bits). + */ +static unsigned char* +mpfr_fpif_store_exponent (unsigned char *buffer, size_t *buffer_size, mpfr_t x) +{ + unsigned char *result; + mpfr_uexp_t uexp; + size_t exponent_size; + + exponent_size = 0; + + if (MPFR_IS_PURE_FP (x)) + { + mpfr_exp_t exponent = MPFR_GET_EXP (x); + + if (exponent > MPFR_MAX_EMBEDDED_EXPONENT || + exponent < -MPFR_MAX_EMBEDDED_EXPONENT) + { + mpfr_uexp_t copy_exponent, exp_sign_bit; + + uexp = SAFE_ABS (mpfr_uexp_t, exponent) + - MPFR_MAX_EMBEDDED_EXPONENT; + + /* Shift uexp to take the sign bit of the exponent into account. + Because of constraints on the valid exponents, this cannot + overflow (check with an MPFR_ASSERTD). */ + copy_exponent = uexp << 1; + MPFR_ASSERTD (copy_exponent > uexp); + COUNT_NB_BYTE(copy_exponent, exponent_size); + MPFR_ASSERTN (exponent_size <= 16); /* see TODO */ + + /* Sign bit of the exponent. */ + exp_sign_bit = (mpfr_uexp_t) 1 << (8 * exponent_size - 1); + MPFR_ASSERTD (uexp < exp_sign_bit); + if (exponent < 0) + uexp |= exp_sign_bit; + } + else + uexp = exponent + MPFR_MAX_EMBEDDED_EXPONENT; + } + + result = buffer; + ALLOC_RESULT(result, buffer_size, exponent_size + 1); + + if (MPFR_IS_PURE_FP (x)) + { + if (exponent_size == 0) + result[0] = uexp; + else + { + result[0] = MPFR_EXTERNAL_EXPONENT + exponent_size; + + putLittleEndianData (result + 1, (unsigned char *) &uexp, + sizeof(mpfr_exp_t), exponent_size); + } + } + else if (MPFR_IS_ZERO (x)) + result[0] = MPFR_KIND_ZERO; + else if (MPFR_IS_INF (x)) + result[0] = MPFR_KIND_INF; + else + { + MPFR_ASSERTD (MPFR_IS_NAN (x)); + result[0] = MPFR_KIND_NAN; + } + + /* Set the sign, even for NaN. */ + if (MPFR_IS_NEG (x)) + result[0] |= 0x80; + + return result; +} + +/* + * x : OUT : MPFR number extracted from the binary buffer + * fh : IN : file handler + * return 0 if successful + */ +/* TODO + * Exponents that use more than 16 bytes are not managed (this is not + * an issue if the data were written by MPFR with mpfr_exp_t not larger + * than 128 bits). + */ +static int +mpfr_fpif_read_exponent_from_file (mpfr_t x, FILE * fh) +{ + mpfr_exp_t exponent; + mpfr_uexp_t uexp; + size_t exponent_size; + int sign; + unsigned char buffer[sizeof(mpfr_exp_t)]; + + if (fh == NULL) + return 1; + + if (fread (buffer, 1, 1, fh) != 1) + return 1; + + /* sign value that can be used with MPFR_SET_SIGN, + mpfr_set_zero and mpfr_set_inf */ + sign = (buffer[0] & 0x80) ? MPFR_SIGN_NEG : MPFR_SIGN_POS; + /* Set the sign, even for NaN. */ + MPFR_SET_SIGN (x, sign); + + exponent = buffer[0] & 0x7F; + exponent_size = 1; + + if (exponent > MPFR_EXTERNAL_EXPONENT && exponent < MPFR_KIND_ZERO) + { + mpfr_uexp_t exp_sign_bit; + + exponent_size = exponent - MPFR_EXTERNAL_EXPONENT; + + /* A failure is acceptable when the exponent starts with leading zeros, + even if it would fit in mpfr_exp_t (see format description). */ + if (MPFR_UNLIKELY (exponent_size > 16 /* see TODO */ || + exponent_size > sizeof(mpfr_exp_t))) + return 1; + + if (MPFR_UNLIKELY (fread (buffer, exponent_size, 1, fh) != 1)) + return 1; + + uexp = 0; + getLittleEndianData ((unsigned char *) &uexp, buffer, + sizeof(mpfr_exp_t), exponent_size); + + /* Sign bit of the exponent. */ + exp_sign_bit = uexp & ((mpfr_uexp_t) 1 << (8 * exponent_size - 1)); + + uexp &= ~exp_sign_bit; + uexp += MPFR_MAX_EMBEDDED_EXPONENT; + if (MPFR_UNLIKELY (uexp > MPFR_EMAX_MAX && uexp > -MPFR_EMIN_MIN)) + return 1; + + exponent = exp_sign_bit ? - (mpfr_exp_t) uexp : (mpfr_exp_t) uexp; + if (MPFR_UNLIKELY (! MPFR_EXP_IN_RANGE (exponent))) + return 1; + MPFR_SET_EXP (x, exponent); + + exponent_size++; + } + else if (exponent == MPFR_KIND_ZERO) + MPFR_SET_ZERO (x); + else if (exponent == MPFR_KIND_INF) + MPFR_SET_INF (x); + else if (exponent == MPFR_KIND_NAN) + MPFR_SET_NAN (x); + else if (exponent <= MPFR_EXTERNAL_EXPONENT) + { + exponent -= MPFR_MAX_EMBEDDED_EXPONENT; + if (MPFR_UNLIKELY (! MPFR_EXP_IN_RANGE (exponent))) + return 1; + MPFR_SET_EXP (x, exponent); + } + else + return 1; + + return 0; +} + +/* + * buffer : OUT : store the limb of the MPFR number x in a binary format, + * can be null (may be reallocated if too small) + * buffer_size : IN/OUT : size of the buffer => size used in the buffer + * x : IN : MPFR number + * return pointer to a buffer storing the limb of the MPFR number x in a binary + * format + */ +static unsigned char* +mpfr_fpif_store_limbs (unsigned char *buffer, size_t *buffer_size, mpfr_t x) +{ + unsigned char *result; + mpfr_prec_t precision; + size_t nb_byte; + size_t nb_limb, mp_bytes_per_limb; + size_t nb_partial_byte; + size_t i, j; + + precision = mpfr_get_prec (x); + nb_byte = (precision + 7) >> 3; + mp_bytes_per_limb = mp_bits_per_limb >> 3; + nb_partial_byte = nb_byte % mp_bytes_per_limb; + nb_limb = (nb_byte + mp_bytes_per_limb - 1) / mp_bytes_per_limb; + + result = buffer; + ALLOC_RESULT(result, buffer_size, nb_byte); + + putBigEndianData (result, (unsigned char*) MPFR_MANT(x), + sizeof(mp_limb_t), nb_partial_byte); + for (i = nb_partial_byte, j = (nb_partial_byte == 0) ? 0 : 1; j < nb_limb; + i += mp_bytes_per_limb, j++) + putLittleEndianData (result + i, (unsigned char*) (MPFR_MANT(x) + j), + sizeof(mp_limb_t), sizeof(mp_limb_t)); + + return result; +} + +/* + * x : OUT : MPFR number extracted from the binary buffer, should have the same + * precision than the number in the binary format + * buffer : IN : limb of the MPFR number x in a binary format, + * buffer_size : IN/OUT : size of the buffer => size used in the buffer + * return 0 if successful + */ +static int +mpfr_fpif_read_limbs (mpfr_t x, unsigned char *buffer, size_t *buffer_size) +{ + mpfr_prec_t precision; + size_t nb_byte; + size_t mp_bytes_per_limb; + size_t nb_partial_byte; + size_t i, j; + + precision = mpfr_get_prec (x); + nb_byte = (precision + 7) >> 3; + mp_bytes_per_limb = mp_bits_per_limb >> 3; + nb_partial_byte = nb_byte % mp_bytes_per_limb; + + if ((buffer == NULL) || (*buffer_size < nb_byte)) + { + *buffer_size = 0; + return 1; + } + *buffer_size = nb_byte; + + if (nb_partial_byte > 0) + { + memset (MPFR_MANT(x), 0, sizeof(mp_limb_t)); + getBigEndianData ((unsigned char*) MPFR_MANT(x), buffer, + sizeof(mp_limb_t), nb_partial_byte); + } + for (i = nb_partial_byte, j = (nb_partial_byte == 0) ? 0 : 1; i < nb_byte; + i += mp_bytes_per_limb, j++) + getLittleEndianData ((unsigned char*) (MPFR_MANT(x) + j), buffer + i, + sizeof(mp_limb_t), sizeof(mp_limb_t)); + + return 0; +} + +/* External Function */ +/* + * fh : IN : file hander + * x : IN : MPFR number to put in the file + * return 0 if successful + */ +int +mpfr_fpif_export (FILE *fh, mpfr_t x) +{ + int status; + unsigned char *buf; + unsigned char *bufResult; + size_t used_size, buf_size; + + if (fh == NULL) + return -1; + + buf_size = MAX_VARIABLE_STORAGE(sizeof(mpfr_exp_t), mpfr_get_prec (x)); + buf = (unsigned char*) mpfr_allocate_func (buf_size); + if (buf == NULL) + return -1; + + used_size = buf_size; + buf = mpfr_fpif_store_precision (buf, &used_size, mpfr_get_prec (x)); + used_size > buf_size ? buf_size = used_size : 0; + status = fwrite (buf, used_size, 1, fh); + if (status != 1) + { + mpfr_free_func (buf, buf_size); + return -1; + } + used_size = buf_size; + bufResult = mpfr_fpif_store_exponent (buf, &used_size, x); + if (bufResult == NULL) + { + mpfr_free_func (buf, buf_size); + return -1; + } + buf = bufResult; + used_size > buf_size ? buf_size = used_size : 0; + status = fwrite (buf, used_size, 1, fh); + if (status != 1) + { + mpfr_free_func (buf, buf_size); + return -1; + } + + if (mpfr_regular_p (x)) + { + used_size = buf_size; + buf = mpfr_fpif_store_limbs (buf, &used_size, x); + used_size > buf_size ? buf_size = used_size : 0; + status = fwrite (buf, used_size, 1, fh); + if (status != 1) + { + mpfr_free_func (buf, buf_size); + return -1; + } + } + + mpfr_free_func (buf, buf_size); + return 0; +} + +/* + * x : IN/OUT : MPFR number extracted from the file, its precision is reset to + * be able to hold the number + * fh : IN : file hander + * Return 0 if the import was successful. + */ +int +mpfr_fpif_import (mpfr_t x, FILE *fh) +{ + int status; + mpfr_prec_t precision; + unsigned char *buffer; + size_t used_size; + + precision = mpfr_fpif_read_precision_from_file (fh); + if (precision == 0) /* precision = 0 means an error */ + return -1; + if (precision > MPFR_PREC_MAX) + return -1; + MPFR_STAT_STATIC_ASSERT (MPFR_PREC_MIN == 1); /* as specified */ + mpfr_set_prec (x, precision); + + status = mpfr_fpif_read_exponent_from_file (x, fh); + if (status != 0) + { + mpfr_set_nan (x); + return -1; + } + + /* Warning! The significand of x is not set yet. Thus use MPFR_IS_SINGULAR + for the test. */ + if (!MPFR_IS_SINGULAR (x)) + { + /* For portability, we need to consider bytes with only 8 significant + bits in the interchange format. That's OK because CHAR_BIT >= 8. + But the implementation is currently not clear when CHAR_BIT > 8. + This may have never been tested. For safety, require CHAR_BIT == 8, + and test/adapt the code if this ever fails. */ + MPFR_STAT_STATIC_ASSERT (CHAR_BIT == 8); + MPFR_STAT_STATIC_ASSERT ((MPFR_PREC_MAX + 7) >> 3 <= (size_t) -1); + used_size = (precision + 7) >> 3; /* ceil(precision/8) */ + buffer = (unsigned char*) mpfr_allocate_func (used_size); + if (buffer == NULL) + { + mpfr_set_nan (x); + return -1; + } + status = fread (buffer, used_size, 1, fh); + if (status != 1) + { + mpfr_free_func (buffer, used_size); + mpfr_set_nan (x); + return -1; + } + status = mpfr_fpif_read_limbs (x, buffer, &used_size); + mpfr_free_func (buffer, used_size); + if (status != 0) + { + mpfr_set_nan (x); + return -1; + } + } + + return 0; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/frac.c b/Build/source/libs/mpfr/mpfr-src/src/frac.c index 754166231da..f6bdd1bddee 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/frac.c +++ b/Build/source/libs/mpfr/mpfr-src/src/frac.c @@ -108,9 +108,9 @@ mpfr_frac (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) t0 = tn - un; tp = MPFR_MANT(t); if (sh == 0) - MPN_COPY_DECR(tp + t0, up, un + 1); + mpn_copyd (tp + t0, up, un + 1); else /* warning: un may be 0 here */ - tp[tn] = k | ((un) ? mpn_lshift (tp + t0, up, un, sh) : (mp_limb_t) 0); + tp[tn] = k | ((un) ? mpn_lshift (tp + t0, up, un, sh) : MPFR_LIMB_ZERO); if (t0 > 0) MPN_ZERO(tp, t0); diff --git a/Build/source/libs/mpfr/mpfr-src/src/free_cache.c b/Build/source/libs/mpfr/mpfr-src/src/free_cache.c index 91d37e86e7c..dcc5b047838 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/free_cache.c +++ b/Build/source/libs/mpfr/mpfr-src/src/free_cache.c @@ -1,4 +1,4 @@ -/* mpfr_free_cache - Free the cache used by MPFR for internal consts. +/* mpfr_free_cache... - Free cache/pool memory used by MPFR. Copyright 2004-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -22,27 +22,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -#if 0 +/* Theses caches may be global to all threads or local to the current one. */ static void -free_l2b (void) -{ - int i, b; - - for (b = 2; b <= BASE_MAX; b++) - for (i = 0; i < 2; i++) - { - mpfr_ptr p = __gmpfr_l2b[b-2][i]; - if (p != NULL) - { - mpfr_clear (p); - (*__gmp_free_func) (p, sizeof (mpfr_t)); - } - } -} -#endif - -void -mpfr_free_cache (void) +mpfr_free_const_caches (void) { #ifndef MPFR_USE_LOGGING mpfr_clear_cache (__gmpfr_cache_const_pi); @@ -55,5 +37,56 @@ mpfr_free_cache (void) #endif mpfr_clear_cache (__gmpfr_cache_const_euler); mpfr_clear_cache (__gmpfr_cache_const_catalan); - /* free_l2b (); */ +} + +/* Theses caches/pools are always local to a thread. */ +static void +mpfr_free_local_cache (void) +{ + /* Before freeing the mpz_t pool, we need to free any cache of + mpz_t numbers, since freeing such a cache may add entries to + the mpz_t pool. */ + mpfr_bernoulli_freecache (); + mpfr_free_pool (); +} + +void +mpfr_free_cache (void) +{ + mpfr_free_local_cache (); + mpfr_free_const_caches (); +} + +void +mpfr_free_cache2 (mpfr_free_cache_t way) +{ + if ((unsigned int) way & MPFR_FREE_LOCAL_CACHE) + { + mpfr_free_local_cache (); +#if !defined (WANT_SHARED_CACHE) + mpfr_free_const_caches (); +#endif + } + if ((unsigned int) way & MPFR_FREE_GLOBAL_CACHE) + { +#if defined (WANT_SHARED_CACHE) + mpfr_free_const_caches (); +#endif + } +} + +/* Function an application should call before mp_set_memory_functions(). + This is currently equivalent to freeing the caches (and pools) since + they are allocated with GMP's current allocator. But this might change + in the future to avoid the drawback of having to free the caches just + because the allocators are changed: the caches could optionally be + allocated with malloc(). + This function returns 0 in case of success, non-zero in case of error. + Errors are currently not possible. But let's avoid a prototype change + in the future, in case errors would be possible. */ +int +mpfr_mp_memory_cleanup (void) +{ + mpfr_free_cache (); + return 0; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/frexp.c b/Build/source/libs/mpfr/mpfr-src/src/frexp.c index 9512e9f8ca6..383c627a8d7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/frexp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/frexp.c @@ -26,7 +26,7 @@ int mpfr_frexp (mpfr_exp_t *exp, mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) { int inex; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; MPFR_BLOCK_DECL (flags); MPFR_LOG_FUNC diff --git a/Build/source/libs/mpfr/mpfr-src/src/gamma.c b/Build/source/libs/mpfr/mpfr-src/src/gamma.c index c9f52d0523e..2cebfee8ef5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/gamma.c +++ b/Build/source/libs/mpfr/mpfr-src/src/gamma.c @@ -27,7 +27,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "lngamma.c" #undef IS_GAMMA -/* return a sufficient precision such that 2-x is exact, assuming x < 0 */ +/* return a sufficient precision such that 2-x is exact, assuming x < 0 + and x is not an integer */ static mpfr_prec_t mpfr_gamma_2_minus_x_exact (mpfr_srcptr x) { @@ -38,13 +39,16 @@ mpfr_gamma_2_minus_x_exact (mpfr_srcptr x) carry can occur, or ULP(y) > 2, and we need w >= EXP(y)-1: (a) if EXP(y) <= 1, w = PREC(y) + 2 - EXP(y) (b) if EXP(y) > 1 and EXP(y)-PREC(y) <= 1, w = PREC(y) + 1 - (c) if EXP(y) > 1 and EXP(y)-PREC(y) > 1, w = EXP(y) - 1 */ + (c) if EXP(y) > 1 and EXP(y)-PREC(y) > 1, w = EXP(y) - 1. + + Note: case (c) cannot happen in practice since this would imply that + y is integer, thus x is negative integer */ return (MPFR_GET_EXP(x) <= 1) ? MPFR_PREC(x) + 2 - MPFR_GET_EXP(x) - : ((MPFR_GET_EXP(x) <= MPFR_PREC(x) + 1) ? MPFR_PREC(x) + 1 - : MPFR_GET_EXP(x) - 1); + : MPFR_PREC(x) + 1; } -/* return a sufficient precision such that 1-x is exact, assuming x < 1 */ +/* return a sufficient precision such that 1-x is exact, assuming x < 1 + and x is not an integer */ static mpfr_prec_t mpfr_gamma_1_minus_x_exact (mpfr_srcptr x) { @@ -52,10 +56,9 @@ mpfr_gamma_1_minus_x_exact (mpfr_srcptr x) return MPFR_PREC(x) - MPFR_GET_EXP(x); else if (MPFR_GET_EXP(x) <= 0) return MPFR_PREC(x) + 1 - MPFR_GET_EXP(x); - else if (MPFR_PREC(x) >= MPFR_GET_EXP(x)) + else /* necessarily MPFR_PREC(x) > MPFR_GET_EXP(x) since otherwise + x would be an integer */ return MPFR_PREC(x) + 1; - else - return MPFR_GET_EXP(x); } /* returns a lower bound of the number of significant bits of n! @@ -72,6 +75,8 @@ bits_fac (unsigned long n) unsigned long r, k; MPFR_SAVE_EXPO_DECL (expo); + MPFR_ASSERTD (n >= 1); + MPFR_SAVE_EXPO_MARK (expo); mpfr_init2 (x, 38); mpfr_init2 (y, 38); @@ -84,9 +89,14 @@ bits_fac (unsigned long n) mpfr_sqrt (y, y, MPFR_RNDZ); mpfr_mul (x, x, y, MPFR_RNDZ); mpfr_log2 (x, x, MPFR_RNDZ); - r = mpfr_get_ui (x, MPFR_RNDU); + r = mpfr_get_ui (x, MPFR_RNDU); /* lower bound on ceil(x) */ for (k = 2; k <= n; k *= 2) - r -= n / k; + { + /* Note: the approximation is accurate enough so that the + subtractions do not wrap. */ + MPFR_ASSERTD (r >= n / k); + r -= n / k; + } mpfr_clear (x); mpfr_clear (y); MPFR_SAVE_EXPO_FREE (expo); @@ -143,19 +153,30 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) MPFR_ASSERTD(MPFR_IS_ZERO(x)); MPFR_SET_INF(gamma); MPFR_SET_SAME_SIGN(gamma, x); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); /* exact */ } } - /* Check for tiny arguments, where gamma(x) ~ 1/x - euler + .... + /* Check for tiny arguments, where gamma(x) ~ 1/x - euler + ... can be + approximated by 1/x, with some error term ~= - euler. + We need to make sure that there are no breakpoints (discontinuity + points of the rounding function) between gamma(x) and 1/x (included), + where the possible breakpoints (for all rounding modes) are the numbers + that fit on PREC(gamma)+1 bits. There will be a special case when |x| + is a power of two, since such values are breakpoints. We will choose n + minimum such that x fits on n bits and the breakpoints fit on n+1 bits, + thus + n = MAX(MPFR_PREC(x), MPFR_PREC(gamma)). We know from "Bound on Runs of Zeros and Ones for Algebraic Functions", Proceedings of Arith15, T. Lang and J.-M. Muller, 2001, that the maximal - number of consecutive zeroes or ones after the round bit is n-1 for an - input of n bits. But we need a more precise lower bound. Assume x has - n bits, and 1/x is near a floating-point number y of n+1 bits. We can - write x = X*2^e, y = Y/2^f with X, Y integers of n and n+1 bits. - Thus X*Y^2^(e-f) is near from 1, i.e., X*Y is near from 2^(f-e). + number of consecutive zeroes or ones after the round bit for 1/x is n-1 + for an input x of n bits [this is an actually much older result!]. + But we need a more precise lower bound. Assume that 1/x is near a + breakpoint y. From the definition of n, the input x fits on n bits + and the breakpoint y fits on of n+1 bits. We can write x = X*2^e, + y = Y/2^f with X, Y integers of n and n+1 bits respectively. + Thus X*Y^2^(e-f) is near 1, i.e., X*Y is near the integer 2^(f-e). Two cases can happen: (i) either X*Y is exactly 2^(f-e), but this can happen only if X and Y are themselves powers of two, i.e., x is a power of two; @@ -163,13 +184,21 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) |xy-1| >= 2^(e-f), or |y-1/x| >= 2^(e-f)/x = 2^(-f)/X >= 2^(-f-n). Since ufp(y) = 2^(n-f) [ufp = unit in first place], this means that the distance |y-1/x| >= 2^(-2n) ufp(y). - Now assuming |gamma(x)-1/x| <= 1, which is true for x <= 1, - if 2^(-2n) ufp(y) >= 2, the error is at most 2^(-2n-1) ufp(y), - and round(1/x) with precision >= 2n+2 gives the correct result. - If x < 2^E, then y > 2^(-E), thus ufp(y) > 2^(-E-1). - A sufficient condition is thus EXP(x) + 2 <= -2 MAX(PREC(x),PREC(Y)). + Now, assuming |gamma(x)-1/x| < 1, which is true for 0 < x <= 1, + if 2^(-2n) ufp(y) >= 1, then gamma(x) and 1/x round in the same + way, so that rounding 1/x gives the correct result and correct + (nonzero) ternary value. + If x < 2^E, then y >= 2^(-E), thus ufp(y) >= 2^(-E). + A sufficient condition is thus EXP(x) <= -2n, where + n = MAX(MPFR_PREC(x), MPFR_PREC(gamma)). */ - if (MPFR_GET_EXP (x) + 2 + /* TODO: The above proof uses the same precision for input and output. + Without this assumption, one might obtain a bound like + PREC(x) + PREC(y) instead of 2 MAX(PREC(x),PREC(y)). */ + /* TODO: Handle the very small arguments that do not satisfy the condition, + by using the approximation 1/x - euler and a Ziv loop. Otherwise, after + some tests, even Gamma(1+x)/x would be faster than the generic code. */ + if (MPFR_GET_EXP (x) <= -2 * (mpfr_exp_t) MAX(MPFR_PREC(x), MPFR_PREC(gamma))) { int sign = MPFR_SIGN (x); /* retrieve sign before possible override */ @@ -187,7 +216,7 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_powerof2_raw (x); MPFR_BLOCK (flags, inex = mpfr_ui_div (gamma, 1, x, rnd_mode)); - if (inex == 0) /* x is a power of two */ + if (inex == 0) /* |x| is a power of two */ { /* return RND(1/x - euler) = RND(+/- 2^k - eps) with eps > 0 */ if (rnd_mode == MPFR_RNDN || MPFR_IS_LIKE_RNDU (rnd_mode, sign)) @@ -239,6 +268,7 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) unsigned long int u; mpfr_prec_t p = MPFR_PREC(gamma); u = mpfr_get_ui (x, MPFR_RNDN); + MPFR_ASSERTD (u >= 2); if (u < 44787929UL && bits_fac (u - 1) <= p + (rnd_mode == MPFR_RNDN)) /* bits_fac: lower bound on the number of bits of m, where gamma(x) = (u-1)! = m*2^e with m odd. */ @@ -256,26 +286,31 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) >= 2 * (x/e)^x / x for x >= 1 */ if (compared > 0) { - mpfr_t yp; + mpfr_t yp, zp; mpfr_exp_t expxp; MPFR_BLOCK_DECL (flags); + MPFR_GROUP_DECL (group); + + /* quick test for the default exponent range */ + if (mpfr_get_emax () >= 1073741823UL && MPFR_GET_EXP(x) <= 25) + { + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_gamma_aux (gamma, x, rnd_mode); + } + MPFR_GROUP_INIT_3 (group, 53, xp, yp, zp); /* 1/e rounded down to 53 bits */ -#define EXPM1_STR "0.010111100010110101011000110110001011001110111100111" - mpfr_init2 (xp, 53); - mpfr_init2 (yp, 53); - mpfr_set_str_binary (xp, EXPM1_STR); - mpfr_mul (xp, x, xp, MPFR_RNDZ); + mpfr_set_str_binary (zp, + "0.010111100010110101011000110110001011001110111100111"); + mpfr_mul (xp, x, zp, MPFR_RNDZ); mpfr_sub_ui (yp, x, 2, MPFR_RNDZ); mpfr_pow (xp, xp, yp, MPFR_RNDZ); /* (x/e)^(x-2) */ - mpfr_set_str_binary (yp, EXPM1_STR); - mpfr_mul (xp, xp, yp, MPFR_RNDZ); /* x^(x-2) / e^(x-1) */ - mpfr_mul (xp, xp, yp, MPFR_RNDZ); /* x^(x-2) / e^x */ + mpfr_mul (xp, xp, zp, MPFR_RNDZ); /* x^(x-2) / e^(x-1) */ + mpfr_mul (xp, xp, zp, MPFR_RNDZ); /* x^(x-2) / e^x */ mpfr_mul (xp, xp, x, MPFR_RNDZ); /* lower bound on x^(x-1) / e^x */ MPFR_BLOCK (flags, mpfr_mul_2ui (xp, xp, 1, MPFR_RNDZ)); expxp = MPFR_GET_EXP (xp); - mpfr_clear (xp); - mpfr_clear (yp); + MPFR_GROUP_CLEAR (group); MPFR_SAVE_EXPO_FREE (expo); return MPFR_OVERFLOW (flags) || expxp > __gmpfr_emax ? mpfr_overflow (gamma, rnd_mode, 1) : @@ -316,8 +351,8 @@ mpfr_gamma (mpfr_ptr gamma, mpfr_srcptr x, mpfr_rnd_t rnd_mode) w += 17; /* to get tmp2 small enough */ mpfr_set_prec (tmp, w); mpfr_set_prec (tmp2, w); - ck = mpfr_ui_sub (tmp, 2, x, MPFR_RNDN); - MPFR_ASSERTD (ck == 0); (void) ck; /* use ck to avoid a warning */ + MPFR_DBGRES (ck = mpfr_ui_sub (tmp, 2, x, MPFR_RNDN)); + MPFR_ASSERTD (ck == 0); /* tmp = 2-x exactly */ mpfr_const_pi (tmp2, MPFR_RNDN); mpfr_mul (tmp2, tmp2, tmp, MPFR_RNDN); /* Pi*(2-x) */ mpfr_sin (tmp, tmp2, MPFR_RNDN); /* sin(Pi*(2-x)) */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/gamma_inc.c b/Build/source/libs/mpfr/mpfr-src/src/gamma_inc.c new file mode 100644 index 00000000000..1271d906756 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/gamma_inc.c @@ -0,0 +1,504 @@ +/* mpfr_gamma_inc -- incomplete gamma function + +Copyright 2016-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* The incomplete gamma function is defined for x >= 0 and a not a negative + integer by: + + gamma_inc(a,x) := Gamma(a,x) = int(t^(a-1) * exp(-t), t=x..infinity) + + = Gamma(a) - gamma(a,x) with: + + gamma(a,x) = int(t^(a-1) * exp(-t), t=0..x). + + The function gamma(a,x) satisfies the Taylor expansions (we use the second + one in the code below): + + gamma(a,x) = x^a * sum((-x)^k/k!/(a+k), k=0..infinity) + + gamma(a,x) = x^a * exp(-x) * sum(x^k/(a*(a+1)*...*(a+k)), k=0..infinity) +*/ + +static int +mpfr_gamma_inc_negint (mpfr_ptr y, mpfr_srcptr a, mpfr_srcptr x, mpfr_rnd_t r); + +int +mpfr_gamma_inc (mpfr_ptr y, mpfr_srcptr a, mpfr_srcptr x, mpfr_rnd_t rnd) +{ + mpfr_prec_t w; + mpfr_t s, t, u; + int inex; + unsigned long k; + mpfr_exp_t e0, e1, e2, err; + MPFR_GROUP_DECL(group); + MPFR_ZIV_DECL(loop); + MPFR_SAVE_EXPO_DECL (expo); + + if (MPFR_ARE_SINGULAR (a, x)) + { + /* if a or x is NaN, return NaN */ + if (MPFR_IS_NAN (a) || MPFR_IS_NAN (x)) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + + /* Note: for x < 0, gamma_inc (a, x) is a complex number */ + + if (MPFR_IS_INF (a) || MPFR_IS_INF (x)) + { + if (MPFR_IS_INF (a) && MPFR_IS_INF (x)) + { + if ((MPFR_IS_POS (a) && MPFR_IS_POS (x)) || MPFR_IS_NEG (x)) + { + /* (a) gamma_inc(+Inf,+Inf) = NaN because + gamma_inc(x,x) tends to +Inf but + gamma_inc(x,x^2) tends to +0. + (b) gamma_inc(+/-Inf,-Inf) = NaN, for example + gamma_inc (a, -a) is a complex number + for a not an integer */ + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + else + { + /* gamma_inc(-Inf,+Inf) = +0 */ + MPFR_SET_ZERO (y); + MPFR_SET_POS (y); + MPFR_RET (0); /* exact */ + } + } + else /* only one of a, x is infinite */ + { + if (MPFR_IS_INF (a)) + { + MPFR_ASSERTD (MPFR_IS_INF (a) && MPFR_IS_FP (x)); + if (MPFR_IS_POS (a)) + { + /* gamma_inc(+Inf, x) = +Inf */ + MPFR_SET_INF (y); + MPFR_SET_POS (y); + MPFR_RET (0); /* exact */ + } + else /* a = -Inf */ + { + /* gamma_inc(-Inf, x) = NaN for x < 0 + +Inf for 0 <= x < 1 + +0 for 1 <= x */ + if (mpfr_cmp_ui (x, 0) < 0) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + else if (mpfr_cmp_ui (x, 1) < 0) + { + MPFR_SET_INF (y); + MPFR_SET_POS (y); + MPFR_RET (0); /* exact */ + } + else + { + MPFR_SET_ZERO (y); + MPFR_SET_POS (y); + MPFR_RET (0); /* exact */ + } + } + } + else + { + MPFR_ASSERTD (MPFR_IS_FP (a) && MPFR_IS_INF (x)); + if (MPFR_IS_POS (x)) + { + /* x is +Inf: integral tends to zero */ + MPFR_SET_ZERO (y); + MPFR_SET_POS (y); + MPFR_RET (0); /* exact */ + } + else /* NaN for x < 0 */ + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + } + } + } + + if (MPFR_IS_ZERO (a) || MPFR_IS_ZERO (x)) + { + if (MPFR_IS_ZERO (a)) + { + if (mpfr_cmp_ui (x, 0) < 0) + { + /* gamma_inc(a,x) = NaN for x < 0 */ + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + else if (MPFR_IS_ZERO (x)) + /* gamma_inc(a,0) = gamma(a) */ + return mpfr_gamma (y, a, rnd); /* a=+0->+Inf, a=-0->-Inf */ + else + { + /* gamma_inc (0, x) = int (exp(-t), t=x..infinity) = E1(x) */ + mpfr_t minus_x; + MPFR_TMP_INIT_NEG(minus_x, x); + /* mpfr_eint(x) for x < 0 returns -E1(-x) */ + inex = mpfr_eint (y, minus_x, MPFR_INVERT_RND(rnd)); + MPFR_CHANGE_SIGN(y); + return -inex; + } + } + else /* x = 0: gamma_inc(a,0) = gamma(a) */ + return mpfr_gamma (y, a, rnd); + } + } + + /* for x < 0 return NaN */ + if (MPFR_SIGN(x) < 0) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + + if (mpfr_integer_p (a) && MPFR_SIGN(a) < 0) + return mpfr_gamma_inc_negint (y, a, x, rnd); + + MPFR_SAVE_EXPO_MARK (expo); + + w = MPFR_PREC(y) + 13; /* working precision */ + + MPFR_GROUP_INIT_2(group, w, s, t); + mpfr_init2 (u, 2); /* u is special (see below) */ + MPFR_ZIV_INIT (loop, w); + for (;;) + { + mpfr_exp_t expu, precu, exps; + mpfr_t s_abs; + mpfr_exp_t decay = 0; + MPFR_BLOCK_DECL (flags); + + /* Note: in the error analysis below, theta represents any value of + absolute value less than 2^(-w) where w is the working precision (two + instances of theta may represent different values), cf Higham's book. + */ + + /* to ensure that u = a + k is exact, we have three cases: + (1) EXP(a) <= 0, then we need PREC(u) >= 1 - EXP(a) + PREC(a) + (2) EXP(a) - PREC(a) <= 0 < E(a), then PREC(u) >= PREC(a) + (3) 0 < EXP(a) - PREC(a), then PREC(u) >= EXP(a) */ + precu = MPFR_GET_EXP(a) <= 0 ? + MPFR_ADD_PREC (MPFR_PREC(a), 1 - MPFR_EXP(a)) + : (MPFR_EXP(a) <= MPFR_PREC(a)) ? MPFR_PREC(a) : MPFR_EXP(a); + MPFR_ASSERTD (precu + 1 <= MPFR_PREC_MAX); + mpfr_set_prec (u, precu + 1); + expu = (MPFR_EXP(a) > 0) ? MPFR_EXP(a) : 1; + + /* estimate Taylor series */ + mpfr_ui_div (t, 1, a, MPFR_RNDA); /* t = 1/a * (1 + theta) */ + mpfr_set (s, t, MPFR_RNDA); /* s = 1/a * (1 + theta) */ + if (MPFR_IS_NEG(a)) + { + mpfr_init2 (s_abs, 32); + mpfr_abs (s_abs, s, MPFR_RNDU); + } + for (k = 1;; k++) + { + mpfr_mul (t, t, x, MPFR_RNDU); /* t = x^k/(a * ... * (a+k-1)) + * (1 + theta)^(2k) */ + inex = mpfr_add_ui (u, a, k, MPFR_RNDZ); /* u = a+k exactly */ + MPFR_ASSERTD(inex == 0); + mpfr_div (t, t, u, MPFR_RNDA); /* t = x^k/(a * ... * (a+k)) + * (1 + theta)^(2k+1) */ + mpfr_add (s, s, t, MPFR_RNDZ); + /* when s is zero, we consider ulp(s) = ulp(t) */ + exps = (MPFR_IS_ZERO(s)) ? MPFR_GET_EXP(t) : MPFR_GET_EXP(s); + if (MPFR_IS_NEG(a)) + { + if (MPFR_IS_POS(t)) + mpfr_add (s_abs, s_abs, t, MPFR_RNDU); + else + mpfr_sub (s_abs, s_abs, t, MPFR_RNDU); + } + /* we stop when |t| < ulp(s), u > 0 and |x/u| < 1/2, which ensures + that the tail is at most 2*ulp(s) */ + MPFR_ASSERTD (MPFR_NOTZERO(t)); + if (MPFR_GET_EXP(t) + w <= exps && MPFR_IS_POS(u) && + MPFR_GET_EXP(x) + 1 < MPFR_GET_EXP(u)) + break; + + /* if there was an exponent shift in u, increase the precision of + u so that mpfr_add_ui (u, a, k) remains exact */ + if (MPFR_EXP(u) > expu) /* exponent shift in u */ + { + MPFR_ASSERTD(MPFR_EXP(u) == expu + 1); + expu = MPFR_EXP(u); + mpfr_set_prec (u, mpfr_get_prec (u) + 1); + } + } + if (MPFR_IS_NEG(a)) + { + decay = MPFR_GET_EXP(s_abs) - MPFR_GET_EXP(s); + mpfr_clear (s_abs); + } + /* For a > 0, since all terms are positive, we have + s = S * (1 + theta)^(2k+3) with S being the infinite Taylor series. + For a < 0, the error is bounded by that on the sum s_abs of absolute + values of the terms, i.e., S_abs * [(1 + theta)^(2k+3) - 1]. Thus we + can simply use the same error analysis as for a > 0, adding an error + corresponding to the decay of exponent between s_abs and s. */ + + /* multiply by exp(-x) */ + mpfr_exp (t, x, MPFR_RNDZ); /* t = exp(x) * (1+theta) */ + mpfr_div (s, s, t, MPFR_RNDZ); /* s = <exact value> * (1+theta)^(2k+5) */ + + /* multiply by x^a */ + mpfr_pow (t, x, a, MPFR_RNDZ); /* t = x^a * (1+theta) */ + mpfr_mul (s, s, t, MPFR_RNDZ); /* s = Gamma(a,x) * (1+theta)^(2k+7) */ + + /* Since |theta| < 2^(-w) using the Taylor expansion of log(1+x) + we have log(1+theta) = theta1 with |theta1| < 1.16*2^(-w) for w >= 2, + thus (1+theta)^(2k+7) = exp((2k+7)*theta1). + Assuming 2k+7 = t*2^w for |t| < 0.5, we have + |(2k+7)*theta1| = |t*2^w*theta1| < 0.58. + For |u| < 0.58 we have |exp(u)-1| < 1.36*|u| + thus |(1+theta)^(2k+7) - 1| < 1.36*0.58*(2k+7)/2^w < 0.79*(2k+7)/2^w. + Since one ulp is at worst a relative error of 2^(1-w), + the error on s is at most 2^(decay+1)*(2k+7) ulps. */ + + /* subtract from gamma(a) */ + MPFR_BLOCK (flags, mpfr_gamma (t, a, MPFR_RNDZ)); + MPFR_ASSERTN (!MPFR_OVERFLOW (flags)); /* FIXME: support overflow */ + /* t = gamma(a) * (1+theta) */ + e0 = MPFR_GET_EXP (t); + e1 = (MPFR_IS_ZERO(s)) ? __gmpfr_emin : MPFR_GET_EXP (s); + mpfr_sub (s, t, s, MPFR_RNDZ); + /* if s is zero, we can assume ulp(s) = ulp(t), but anyway we won't + be able to round */ + e2 = (MPFR_IS_ZERO(s)) ? e0 : MPFR_GET_EXP (s); + /* the final error is at most 1 ulp (for the final subtraction) + + 2^(e0-e2) ulps # for the error in t + + 2^(decay+1)*(2k+7) ulps * 2^(e1-e2) # for the error in gamma(a,x) */ + + e1 += decay + 1 + MPFR_INT_CEIL_LOG2 (2*k+7); + /* Now the error is <= 1 + 2^(e0-e2) + 2^(e1-e2). + Since the formula is symmetric in e0 and e1, we can assume without + loss of generality e0 >= e1, then: + if e0 = e1: err <= 1 + 2*2^(e0-e2) <= 2^(e0-e2+2) + if e0 > e1: err <= 1 + 1.5*2^(e0-e2) + <= 2^(e0-e2+1) if e0 > e2 + <= 2^2 otherwise */ + if (e0 == e1) + { + /* Check that e0 - e2 + 2 <= MPFR_EXP_MAX */ + MPFR_ASSERTD (e2 >= 2 || e0 <= (MPFR_EXP_MAX - 2) + e2); + /* Check that e0 - e2 + 2 >= MPFR_EXP_MIN */ + MPFR_ASSERTD (e2 <= 2 || e0 >= MPFR_EXP_MIN + (e2 - 2)); + err = e0 - e2 + 2; + } + else + { + e0 = (e0 > e1) ? e0 : e1; /* max(e0,e1) */ + MPFR_ASSERTD (e0 <= e2 || e2 >= 1 || e0 <= (MPFR_EXP_MAX - 1) + e2); + err = (e0 > e2) ? e0 - e2 + 1 : 2; + } + + if (MPFR_LIKELY (MPFR_CAN_ROUND (s, w - err, MPFR_PREC(y), rnd))) + break; + + MPFR_ZIV_NEXT (loop, w); + MPFR_GROUP_REPREC_2(group, w, s, t); + } + MPFR_ZIV_FREE (loop); + mpfr_clear (u); + + inex = mpfr_set (y, s, rnd); + MPFR_GROUP_CLEAR(group); + + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inex, rnd); +} + +/* For a negative integer, we have (formula 6.5.19): + + gamma(-n,x) = (-1)^n/n! [E_1(x) - exp(-x) sum((-1)^j*j!/x^(j+1), j=0..n-1)] + + See also http://arxiv.org/pdf/1407.0349v1.pdf. + + Assumes 'a' is a negative integer. +*/ +static int +mpfr_gamma_inc_negint (mpfr_ptr y, mpfr_srcptr a, mpfr_srcptr x, + mpfr_rnd_t rnd) +{ + mpfr_t s, t, abs_a, neg_x; + unsigned long j; + mpfr_prec_t w; + int inex; + mpfr_exp_t exp_s, new_exp_s, exp_t, err_s, logj; + MPFR_GROUP_DECL(group); + MPFR_ZIV_DECL(loop); + MPFR_SAVE_EXPO_DECL (expo); + + MPFR_ASSERTD(mpfr_integer_p (a)); + MPFR_ASSERTD(mpfr_cmp_ui (a, 0) < 0); + + MPFR_TMP_INIT_ABS(abs_a, a); + + /* below, theta represents any value such that |theta| <= 2^(-w) */ + + w = MPFR_PREC(y) + 10; /* initial working precision */ + + MPFR_SAVE_EXPO_MARK (expo); + MPFR_GROUP_INIT_2(group, w, s, t); + MPFR_ZIV_INIT (loop, w); + for (;;) + { + /* we require |a| <= 2^(w-3) for the error analysis below */ + if (MPFR_GET_EXP(a) + 3 > w) + w = MPFR_GET_EXP(a) + 3; + + mpfr_ui_div (t, 1, x, MPFR_RNDN); /* t = 1/x * (1 + theta) */ + mpfr_set (s, t, MPFR_RNDN); + MPFR_ASSERTD (MPFR_NOTZERO(s)); + exp_t = exp_s = MPFR_GET_EXP(s); /* max. exponent of s/t during loop */ + new_exp_s = exp_s; + + for (j = 1; mpfr_cmp_ui (abs_a, j) > 0; j++) + { + /* invariant: t = (-1)^(j-1)*(j-1)!/x^j * (1 + theta)^(2j-1) */ + mpfr_mul_ui (t, t, j, MPFR_RNDN); + mpfr_neg (t, t, MPFR_RNDN); /* exact */ + mpfr_div (t, t, x, MPFR_RNDN); + /* now t = (-1)^j*j!/x^(j+1) * (1 + theta)^(2j+1). + We have (1 + theta)^(2j+1) = exp((2j+1)*log(1+theta)). + For |u| <= 1/2, we have |log(1+u)| <= 1.4 |u| thus: + |(1+theta)^(2j+1)-1| <= max |exp(1.4*(2j+1)*u)-1| for |u|<=2^(-w). + Now for |v| <= 1/2 we have |exp(v)-1| <= 0.7*|v| thus: + |(1+theta)^(2j+1) - 1| <= 2*(2j+1)*2^(-w) + as long as 1.4*(2j+1)*2^(-w) <= 1/2, which is true when j<2^(w-3). + Since j < |a| it suffices that |a| <= 2^(w-3). + In that case the rel. error on t is bounded by 2*(2j+1)*2^(-w), + thus the error in ulps is bounded by 2*(2j+1) ulp(t). */ + if (MPFR_IS_ZERO(t)) /* underflow on t */ + break; + if (MPFR_GET_EXP(t) > exp_t) + exp_t = MPFR_GET_EXP(t); + mpfr_add (s, s, t, MPFR_RNDN); + /* if s is zero, we can assume its ulp is that of t */ + new_exp_s = (MPFR_IS_ZERO(s)) ? MPFR_GET_EXP(t) : MPFR_GET_EXP(s); + if (new_exp_s > exp_s) + exp_s = new_exp_s; + } + + /* the error on s is bounded by (j-1) * 2^(exp_s - EXP(s)) * 1/2 + for the mpfr_add roundings, plus + sum(2*(2i+1), i=1..j-1) * 2^(exp_t - EXP(s)) for the error on t. + The latter sum is (2*j^2-2) * 2^(exp_t - EXP(s)). */ + + logj = MPFR_INT_CEIL_LOG2(j); + exp_s += logj - 1; + exp_t += 1 + 2 * logj; + + /* now the error on s is bounded by 2^(exp_s-EXP(s))+2^(exp_t-EXP(s)) */ + + exp_s = (exp_s >= exp_t) ? exp_s + 1 : exp_t + 1; + err_s = exp_s - new_exp_s; + + /* now the error on the sum S := sum((-1)^j*j!/x^(j+1), j=0..n-1) + is bounded by 2^err_s ulp(s) */ + + MPFR_TMP_INIT_NEG(neg_x, x); + + mpfr_exp (t, neg_x, MPFR_RNDN); /* t = exp(-x) * (1 + theta) */ + mpfr_mul (s, s, t, MPFR_RNDN); + if (MPFR_IS_ZERO(s)) + { + MPFR_ASSERTD (MPFR_NOTZERO(t)); + new_exp_s += MPFR_GET_EXP(t); + } + /* s = exp(-x) * (S +/- 2^err_s ulp(S)) * (1 + theta)^2. + = exp(-x) * (S +/- 2^err_s ulp(S)) * (1 +/- 3 ulp(1)) + The error on s is bounded by: + exp(-x) * [2^err_s*ulp(S) + S*3*ulp(1) + 2^err_s*ulp(S)*3*ulp(1)] + <= ulp(s) * [2^(err_s+1) + 6 + 1] + <= ulp(s) * 2^(err_s+2) as long as err_s >= 2. */ + + err_s = (err_s >= 2) ? err_s + 2 : 4; + /* now the error on s is bounded by 2^err_s ulp(s) */ + + mpfr_eint (t, neg_x, MPFR_RNDN); /* t = -E1(-x) * (1 + theta) */ + mpfr_neg (t, t, MPFR_RNDN); /* exact */ + + exp_s = (MPFR_IS_ZERO(s)) ? new_exp_s : MPFR_GET_EXP(s); + MPFR_ASSERTD (MPFR_NOTZERO(t)); + exp_t = MPFR_GET_EXP(t); + mpfr_sub (s, t, s, MPFR_RNDN); /* E_1(x) - exp(-x) * S */ + if (MPFR_IS_ZERO(s)) /* cancellation: increase working precision */ + goto next_w; + + /* err(s) <= 1/2 * ulp(s) [mpfr_sub] + + 2^err_s * 2^(exp_s-EXP(s)) * ulp(s) [previous error on s] + + 1/2 * 2^(exp_t-EXP(s)) * ulp(s) [error on t] */ + + exp_s += err_s; + exp_t -= 1; + exp_s = (exp_s >= exp_t) ? exp_s + 1 : exp_t + 1; + MPFR_ASSERTD (MPFR_NOTZERO(s)); + err_s = exp_s - MPFR_GET_EXP(s); + /* err(s) <= 1/2 * ulp(s) + 2^err_s * ulp(s) */ + + /* divide by n! */ + mpfr_gamma (t, abs_a, MPFR_RNDN); /* t = (n-1)! * (1 + theta) */ + mpfr_mul (t, t, abs_a, MPFR_RNDN); /* t = n! * (1 + theta)^2 */ + mpfr_div (s, s, t, MPFR_RNDN); + /* since (1 + theta)^2 converts to an error of at most 3 ulps + for w >= 2, the final error is at most: + 2 * (1/2 + 2^err_s) * ulp(s) [error on previous s] + + 2 * 3 * ulp(s) [error on t] + + 1 * ulp(s) [product of errors] + = ulp(s) * (2^(err_s+1) + 8) */ + err_s = (err_s >= 2) ? err_s + 1 : 4; + + /* the final error is bounded by 2^err_s * ulp(s) */ + + /* Is there a better way to compute (-1)^n? */ + mpfr_set_si (t, -1, MPFR_RNDN); + mpfr_pow (t, t, abs_a, MPFR_RNDN); + if (MPFR_IS_NEG(t)) + mpfr_neg (s, s, MPFR_RNDN); + + if (MPFR_LIKELY (MPFR_CAN_ROUND (s, w - err_s, MPFR_PREC(y), rnd))) + break; + + next_w: + MPFR_ZIV_NEXT (loop, w); + MPFR_GROUP_REPREC_2(group, w, s, t); + } + MPFR_ZIV_FREE (loop); + + inex = mpfr_set (y, s, rnd); + MPFR_GROUP_CLEAR(group); + + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inex, rnd); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/generic/coverage/mparam.h b/Build/source/libs/mpfr/mpfr-src/src/generic/coverage/mparam.h new file mode 100644 index 00000000000..67dbe278dd0 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/generic/coverage/mparam.h @@ -0,0 +1,225 @@ +/* Various Thresholds of MPFR, not exported. -*- mode: C -*- + +Copyright 2005-2017 Free Software Foundation, Inc. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* mparam tuned for coverage test */ + +#define MPFR_MULHIGH_TAB \ + -1,0,-1,-1,-1,-1,-1,-1,0,0,0,0,8,9,10,11, \ + 10,11,12,13,0,13,14,13,14,15,16,17,16,16,18,19, \ + 19,19,20,19,28,28,28,28,28,28,28,28,28,28,28,30, \ + 32,32,32,32,34,34,36,34,36,36,36,36,36,40,38,38, \ + 40,38,40,40,56,56,56,56,56,56,56,56,56,56,56,56, \ + 56,56,56,56,56,56,56,56,60,56,60,64,64,64,56,56, \ + 56,64,64,56,60,64,60,64,64,64,64,68,68,64,68,84, \ + 84,86,84,84,87,84,87,84,87,84,84,84,84,84,84,84, \ + 87,87,86,87,87,87,92,93,92,93,93,93,93,99,96,93, \ + 99,99,99,99,99,98,99,99,102,99,105,104,105,105,108,108, \ + 110,108,108,111,114,114,116,117,117, \ + 117,117,117,124,124,124,124, \ + 124,124,124,132,132,132,132,124,132,\ + 132,132,132,132,132,132,132, \ + 140,140,140,140,123,140,124,124,124,\ + 124,132,128,132,132,132,132, \ + 132,132,132,132,132,132,140,140,132,140,140,140,140,140,148,147, \ + 140,148,148,147,148,148,148,156,148,156,156,156,156,156,156,155, \ + 156,160,156,156,164,164,164,156,164,164,164,164,164,164,164,164, \ + 164,217,220,220,220,220,220,220,220,220,220,220,220,220,220,220, \ + 220,220,220,220,220,220,220,220,220,220,224,220,220,220,220,220, \ + 220,220,220,220,220,220,220,220,220,224,220,220,220,224,220,220, \ + 220,220,220,224,224,224,224,236,220,236,235,236,235,235,234,236, \ + 236,235,236,236,235,236,236,236,236,236,236,252,236,251,236,251, \ + 252,252,252,252,236,235,252,252,252,252,252,251,268,252,252,252, \ + 268,251,268,268,252,252,268,268,268,268,267,268,268,268,267,268, \ + 268,252,268,268,268,267,268,268,268,252,268,252,252,252,251,268, \ + 252,268,252,268,268,268,268,268,267,268,268,268,268,268,268,268, \ + 268,268,268,268,268,268,332,332,330,268,332,332,332,332,330,331, \ + 332,332,332,332,344,331,344,344,344,344,344,332,342,332,344,332, \ + 332,332,344,332,344,344,342,344,344,342,344,344,344,344,344,342, \ + 344,344,344,344,344,344,344,368,344,342,344,344,368,344,344,344, \ + 344,344,344,344,344,344,344,344,344,344,344,344,344,344,344,344, \ + 344,344,368,344,344,368,344,363,368,367,368,368,368,368,368,366, \ + 366,368,368,368,368,368,368,368,368,368,368,368,368,368,380,368, \ + 368,368,368,368,368,392,392,392,392,392,392,392,392,392,392,392, \ + 392,392,392,392,392,392,392,392,392,392,392,392,392,392,392,392, \ + 392,391,392,392,392,392,392,416,392,416,416,416,416,412,416,392, \ + 416,416,416,416,416,416,416,416,416,416,416,428,416,416,416,428, \ + 416,440,416,480,480,480,480,480,480,480,504,503,504,504,504,504, \ + 504,504,504,503,504,504,504,504,504,504,504,504,504,503,504,504, \ + 480,504,504,504,504,504,504,480,504,488,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,536,536,536,536,536,536,536, \ + 536,536,536,536,535,536,536,536,536,536,536,536,536,535,536,536, \ + 536,536,536,535,536,535,536,536,536,536,536,536,536,536,536,536, \ + 536,568,536,536,536,536,536,536,568,536,535,536,536,536,536,536, \ + 536,536,536,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,568,664,664,664,664,664,664,664, \ + 664,663,664,664,664,664,664,664,664,664,664,663,664,664,664,663, \ + 664,663,664,664,664,664,664,664,664,663,664,664,664,663,664,664, \ + 664,664,664,664,664,664,664,664,664,664,664,664,664,664,664,664, \ + 664,664,664,663,664,664,664,664,664,664,664,663,664,664,664,664, \ + 664,688,664,664,688,688,664,664,688,664,664,664,664,664,664,664, \ + 664,680,688,688,688,688,688,688,688,688,688,688,688,688,688,688, \ + 688,688,712,712,688,688,688,712,712,711,712,712,736,728,736,728, \ + 728,728,736,728,736,736,736,736,728,736,736,736,728,736,736,736, \ + 735,736,736,736,736,736,736,736,736,736,736,736,736,728,736,736, \ + 728,736,736,736,736,735,736,736,735,736,736,736,736,735,736,736, \ + 736,728,736,736,736,736,736,736,736,736,736,736,736,736,736,784, \ + 736,784,783,736,784,735,784,735,784,735,736,736,736,736,736,736, \ + 736,736,784,735,736,784,736,784,784,736,736,736,736,784,784,784, \ + 784,784,784,783,784,784,784,736,784,784,784,784,784,784,784,784, \ + 784,784,784,784,783,784,784,784,784,784,784,784,784,784,784,784, \ + 784,784,784,784,784,784,784,784,784,784,784,784,784,784,784,783, \ + 736,784,784,784,784,784,783,784,784,831,784,832,832,832,832,832 \ + +#define MPFR_SQRHIGH_TAB \ + -1,0,0,0,-1,-1,-1,-1,-1,7,7,7,8,9,10,11, \ + 11,11,11,11,12,13,13,15,15,15,15,15,17,17,19,19, \ + 19,19,19,19,20,20,23,21,23,23,24,23,27,25,26,27, \ + 26,27,27,34,34,34,34,34,34,34,34,34,34,38,34,38, \ + 38,38,38,40,40,42,42,44,42,42,46,42,42,46,46,42, \ + 42,42,44,44,46,46,46,46,46,46,50,50,50,50,50,50, \ + 54,54,54,56,54,56,58,58,68,68,68,68,68,68,68,68, \ + 68,68,68,72,68,68,68,68,68,68,72,72,76,76,76,76, \ + 76,76,76,76,84,84,84,84,76,84,84,84,84,84,88,92, \ + 84,84,92,92,84,76,92,88,80,80,80,80,84,84,84,84, \ + 84,88,84,84,84,92,92,92,92,88,92,96,92,96,92,96, \ + 92,96,100,104,100,100,96,100,100,100,108,104,117,104,117,108, \ + 117,117,117,123,122,122,120,117,122,117,122,123,122,123,122,123, \ + 126,123,126,129,126,129,135,123,132,135,132,135,134,135,134,135, \ + 138,129,132,123,144,144,134,135,140,129,146,135,132,147,146,147, \ + 146,135,138,147,138,135,140,141,144,147,146,147,146,147,150,152, \ + 152,153,152,153,156,153,138,135,140,141,138,144,146,147,147,147, \ + 147,146,146,146,150,150,150,147,147,159,156,159,158,156,153,159, \ + 159,159,159,158,201,201,201,201,170,201,170,201,171,201,168,201, \ + 200,201,201,201,201,200,201,201,200,201,201,201,201,200,201,201, \ + 201,201,201,201,201,201,201,201,201,201,201,201,201,201,201,201, \ + 201,201,201,201,201,201,201,201,201,213,201,212,213,225,213,225, \ + 225,225,225,225,225,225,225,225,225,224,225,225,225,225,224,225, \ + 225,225,225,225,225,225,225,225,225,225,225,225,237,225,237,225, \ + 249,249,249,249,249,249,249,249,249,249,248,249,249,249,261,249, \ + 261,249,261,261,261,249,249,261,260,261,248,261,261,273,248,249, \ + 249,261,261,249,249,273,249,248,249,249,249,273,261,273,273,249, \ + 273,249,273,272,273,273,261,273,273,273,273,273,273,261,273,273, \ + 273,273,273,276,285,273,273,273,273,273,273,273,273,261,285,285, \ + 285,285,273,261,261,285,273,297,285,273,273,273,272,273,273,273, \ + 273,273,273,273,273,273,273,276,273,273,273,273,285,273,273,285, \ + 351,351,351,351,351,351,297,351,351,366,351,351,351,297,366,366, \ + 351,351,351,351,366,363,351,362,364,366,366,366,364,351,351,351, \ + 351,351,366,366,351,366,366,366,366,366,363,366,360,363,366,366, \ + 366,363,366,366,366,366,366,366,366,351,366,366,351,351,351,384, \ + 366,366,366,366,366,384,366,366,363,364,366,363,366,366,366,363, \ + 366,366,366,366,366,366,366,366,366,365,366,366,366,384,366,366, \ + 384,366,384,366,366,366,384,366,366,366,366,366,366,384,366,402, \ + 393,384,366,402,402,402,384,402,402,402,384,401,402,402,351,402, \ + 351,351,402,402,402,351,402,402,366,363,365,366,366,363,366,366, \ + 365,360,366,366,366,351,366,363,365,363,366,366,366,366,363,365, \ + 366,366,366,366,366,366,366,366,366,366,366,363,366,366,366,363, \ + 365,366,402,402,366,402,384,384,381,402,384,384,384,384,384,384, \ + 402,384,387,384,402,401,402,391,402,393,399,402,402,402,401,399, \ + 401,402,402,402,402,402,402,402,402,402,402,402,402,402,399,402, \ + 401,402,402,402,402,402,402,402,402,438,402,438,438,437,402,437, \ + 438,437,438,438,438,441,438,438,438,438,438,438,438,438,437,438, \ + 438,438,456,435,437,437,438,438,438,435,438,437,438,456,456,438, \ + 455,456,456,456,474,456,474,456,456,474,456,456,512,456,512,512, \ + 512,512,512,512,512,512,512,474,512,512,512,512,512,512,512,512, \ + 512,512,512,512,512,512,512,512,512,512,512,512,512,512,512,512, \ + 512,512,512,512,512,512,512,536,512,512,536,522,512,536,536,512, \ + 512,512,512,536,536,524,536,531,536,536,536,536,536,536,536,536, \ + 535,512,536,534,512,536,512,536,536,535,536,536,535,534,534,536, \ + 536,536,536,535,536,535,534,536,536,536,536,536,536,534,536,536, \ + 536,536,536,536,536,560,560,535,536,560,536,535,584,536,536,572, \ + 583,584,584,584,536,572,560,584,584,584,584,584,583,584,584,584, \ + 584,583,584,570,584,584,572,584,584,584,584,584,584,583,584,584, \ + 584,584,584,560,584,584,584,584,584,584,584,584,584,584,584,584, \ + 584,584,584,584,584,632,696,632,584,582,696,696,696,696,584,696, \ + 694,696,695,696,695,696,694,695,695,696,696,696,695,696,696,695, \ + 696,696,695,696,696,696,696,696,695,695,696,695,696,695,696,695, \ + 696,695,696,695,696,695,696,695,696,696,696,696,696,695,696,696, \ + 695,696,696,696,696,696,696,696,696,696,696,696,696,696,696,696 \ + +#define MPFR_DIVHIGH_TAB \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*0-15*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*16-31*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*32-47*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*48-63*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,41,0, /*64-79*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,56,56,56, /*80-95*/ \ + 56,56,60,58,59,56,59,59,56,59,60,58,56,64,60,60, /*96-111*/ \ + 63,64,64,60,63,60,64,64,64,66,67,66,68,66,72,66, /*112-127*/ \ + 67,67,71,68,68,71,71,70,76,74,74,76,76,72,75,80, /*128-143*/ \ + 76,76,76,76,78,76,79,77,80,78,79,80,82,80,83,83, /*144-159*/ \ + 83,85,86,91,85,88,87,85,87,90,112,91,112,89,112,112, /*160-175*/ \ + 112,112,112,112,112,112,112,112,112,112,112,112,112,112,112,112, /*176-191*/ \ + 112,112,118,112,112,112,112,112,112,112,120,120,112,112,112,120, /*192-207*/ \ + 112,112,112,112,112,120,112,119,112,112,114,112,124,120,120,116, /*208-223*/ \ + 120,118,123,128,124,120,120,123,120,128,128,120,128,134,128,127, /*224-239*/ \ + 126,128,136,134,136,128,126,127,136,128,134,136,136,128,136,132, /*240-255*/ \ + 136,136,134,132,136,136,135,136,136,134,136,136,136,140,144,142, /*256-271*/ \ + 143,144,144,143,144,143,150,144,144,143,144,144,156,144,152,151, /*272-287*/ \ + 166,149,152,152,156,152,168,160,152,168,168,168,152,160,168,168, /*288-303*/ \ + 168,172,166,168,168,180,166,166,165,165,168,168,168,164,174,167, /*304-319*/ \ + 168,166,174,168,168,168,174,176,180,172,174,182,180,172,184,178, /*320-335*/ \ + 184,183,184,186,182,182,183,185,174,224,176,224,224,224,196,191, /*336-351*/ \ + 192,224,224,224,224,224,224,224,224,224,224,224,224,224,224,224, /*352-367*/ \ + 224,224,224,224,224,224,224,224,224,224,228,224,224,224,233,224, /*368-383*/ \ + 224,224,224,240,224,232,224,224,224,224,224,224,224,224,224,224, /*384-399*/ \ + 224,224,224,224,228,224,224,224,224,224,224,224,224,225,224,224, /*400-415*/ \ + 224,224,224,224,224,224,224,224,233,232,224,240,224,240,224,223, /*416-431*/ \ + 224,224,224,224,224,232,224,232,228,233,224,224,228,240,230,240, /*432-447*/ \ + 240,240,242,239,240,247,240,239,248,240,239,242,256,232,256,254, /*448-463*/ \ + 256,256,256,256,256,256,256,256,256,240,264,256,264,264,256,263, /*464-479*/ \ + 272,272,256,248,254,272,256,256,254,256,256,255,254,272,272,256, /*480-495*/ \ + 256,272,264,256,255,271,272,264,256,272,272,272,272,256,272,272, /*496-511*/ \ + 278,280,272,272,280,287,280,280,287,280,270,272,272,264,272,272, /*512-527*/ \ + 271,269,270,280,272,272,271,272,272,270,272,272,272,272,288,273, /*528-543*/ \ + 278,276,288,286,280,288,287,285,280,286,288,280,280,288,288,296, /*544-559*/ \ + 288,288,288,289,288,288,287,287,288,296,288,288,296,302,312,294, /*560-575*/ \ + 310,304,303,304,304,312,303,320,304,300,312,296,305,310,304,304, /*576-591*/ \ + 304,302,303,312,302,304,304,304,302,336,304,304,328,311,312,328, /*592-607*/ \ + 310,312,316,336,336,320,312,320,336,320,319,336,336,328,328,325, /*608-623*/ \ + 320,328,328,336,320,336,320,324,336,348,320,336,343,320,336,336, /*624-639*/ \ + 336,334,335,344,341,328,342,336,328,335,336,336,336,336,335,336, /*640-655*/ \ + 336,343,336,344,336,336,348,360,344,359,344,360,360,360,344,348, /*656-671*/ \ + 344,347,348,360,348,360,360,360,360,367,368,368,448,360,448,372, /*672-687*/ \ + 360,360,448,368,448,448,448,448,448,448,448,448,448,448,448,448, /*688-703*/ \ + 448,448,448,448,448,448,448,448,448,448,448,448,448,448,448,448, /*704-719*/ \ + 448,448,448,448,448,448,448,448,448,448,448,448,448,448,448,448, /*720-735*/ \ + 448,448,448,448,448,448,448,448,448,448,448,448,448,448,448,448, /*736-751*/ \ + 448,448,448,448,448,448,448,448,448,448,448,448,448,448,448,448, /*752-767*/ \ + 448,448,448,448,448,448,448,448,448,448,448,448,448,467,448,468, /*768-783*/ \ + 448,468,448,466,448,464,468,448,464,464,448,448,448,448,464,448, /*784-799*/ \ + 480,448,448,448,448,448,448,448,448,448,448,448,448,448,448,448, /*800-815*/ \ + 448,448,448,448,448,448,448,448,448,448,480,448,448,448,447,448, /*816-831*/ \ + 448,448,448,464,448,448,448,448,448,448,448,448,448,447,448,448, /*832-847*/ \ + 448,448,448,448,447,448,448,448,448,456,448,448,448,456,448,448, /*848-863*/ \ + 448,448,448,448,448,448,448,448,448,448,464,464,448,467,448,448, /*864-879*/ \ + 448,448,448,464,448,447,468,464,448,464,464,448,448,468,472,472, /*880-895*/ \ + 466,462,464,469,468,464,463,480,472,479,496,480,472,512,472,479, /*896-911*/ \ + 512,464,495,512,496,495,480,496,488,472,492,512,512,480,512,479, /*912-927*/ \ + 512,480,504,480,480,496,512,480,472,480,512,496,480,512,536,496, /*928-943*/ \ + 512,512,512,512,496,512,512,515,496,480,512,496,512,480,510,543, /*944-959*/ \ + 512,496,512,496,528,528,496,512,512,528,527,496,512,508,512,528, /*960-975*/ \ + 512,512,512,512,512,512,512,512,528,528,512,512,512,512,528,528, /*976-991*/ \ + 512,528,526,527,528,511,508,511,512,512,528,527,528,528,510,512, /*992-1007*/ \ + 528,544,544,536,536,520,511,536,536,543,512,528,544,512,542,543 /*1008-1023*/ \ + + diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_d.c b/Build/source/libs/mpfr/mpfr-src/src/get_d.c index 197eab4d290..d89b5c621c4 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_d.c @@ -151,8 +151,7 @@ mpfr_get_d_2exp (long *expptr, mpfr_srcptr src, mpfr_rnd_t rnd_mode) return negative ? DBL_NEG_ZERO : 0.0; } - tmp[0] = *src; /* Hack copy mpfr_t */ - MPFR_SET_EXP (tmp, 0); + MPFR_ALIAS (tmp, src, MPFR_SIGN (src), 0); ret = mpfr_get_d (tmp, rnd_mode); if (MPFR_IS_PURE_FP(src)) diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_d64.c b/Build/source/libs/mpfr/mpfr-src/src/get_d64.c index 58528ff00ad..9da7650b29c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_d64.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_d64.c @@ -1,8 +1,8 @@ /* mpfr_get_decimal64 -- convert a multiple precision floating-point number - to a IEEE 754r decimal64 float + to an IEEE 754-2008 decimal64 float -See http://gcc.gnu.org/ml/gcc/2006-06/msg00691.html, -http://gcc.gnu.org/onlinedocs/gcc/Decimal-Float.html, +See https://gcc.gnu.org/ml/gcc/2006-06/msg00691.html, +https://gcc.gnu.org/onlinedocs/gcc/Decimal-Float.html, and TR 24732 <http://www.open-std.org/jtc1/sc22/wg14/www/projects#24732>. Copyright 2006-2017 Free Software Foundation, Inc. @@ -25,19 +25,23 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <stdlib.h> /* for strtol */ #include "mpfr-impl.h" #define ISDIGIT(c) ('0' <= c && c <= '9') #ifdef MPFR_WANT_DECIMAL_FLOATS +#if _MPFR_IEEE_FLOATS +#else +#include "ieee_floats.h" +#endif + #ifndef DEC64_MAX # define DEC64_MAX 9.999999999999999E384dd #endif #ifdef DPD_FORMAT -static int T[1000] = { +static const int T[1000] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 80, 81, 82, 83, 84, 85, 86, 87, 88, @@ -110,25 +114,33 @@ static int T[1000] = { static _Decimal64 get_decimal64_nan (void) { - union ieee_double_extract x; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; union ieee_double_decimal64 y; x.s.exp = 1984; /* G[0]..G[4] = 11111: quiet NaN */ y.d = x.d; return y.d64; +#else + return (_Decimal64) MPFR_DBL_NAN; +#endif } /* construct the decimal64 Inf with given sign */ static _Decimal64 get_decimal64_inf (int negative) { - union ieee_double_extract x; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; union ieee_double_decimal64 y; x.s.sig = (negative) ? 1 : 0; x.s.exp = 1920; /* G[0]..G[4] = 11110: Inf */ y.d = x.d; return y.d64; +#else + return (_Decimal64) (negative ? MPFR_DBL_INFM : MPFR_DBL_INFP); +#endif } /* construct the decimal64 zero with given sign */ @@ -164,6 +176,7 @@ get_decimal64_max (int negative) (b2) or -398 <= e <= 369 with m integer, |m| < 10^16. Assumes s is neither NaN nor +Inf nor -Inf. */ +#if _MPFR_IEEE_FLOATS static _Decimal64 string_to_Decimal64 (char *s) { @@ -171,7 +184,7 @@ string_to_Decimal64 (char *s) char m[17]; long n = 0; /* mantissa length */ char *endptr[1]; - union ieee_double_extract x; + union mpfr_ieee_double_extract x; union ieee_double_decimal64 y; #ifdef DPD_FORMAT unsigned int G, d1, d2, d3, d4, d5; @@ -284,6 +297,199 @@ string_to_Decimal64 (char *s) y.d = x.d; return y.d64; } +#else +/* portable version */ +static _Decimal64 +string_to_Decimal64 (char *s) +{ + long int exp = 0; + char m[17]; + long n = 0; /* mantissa length */ + char *endptr[1]; + _Decimal64 x = 0.0; + int sign = 0; +#ifdef DPD_FORMAT + unsigned int G, d1, d2, d3, d4, d5; +#endif + + /* read sign */ + if (*s == '-') + { + sign = 1; + s ++; + } + /* read mantissa */ + while (ISDIGIT (*s)) + m[n++] = *s++; + exp = n; + if (*s == '.') + { + s ++; + while (ISDIGIT (*s)) + m[n++] = *s++; + } + /* we have exp digits before decimal point, and a total of n digits */ + exp -= n; /* we will consider an integer mantissa */ + MPFR_ASSERTN(n <= 16); + if (*s == 'E' || *s == 'e') + exp += strtol (s + 1, endptr, 10); + else + *endptr = s; + MPFR_ASSERTN(**endptr == '\0'); + MPFR_ASSERTN(-398 <= exp && exp <= (long) (385 - n)); + while (n < 16) + { + m[n++] = '0'; + exp --; + } + /* now n=16 and -398 <= exp <= 369 */ + m[n] = '\0'; + + /* the number to convert is m[] * 10^exp where the mantissa is a 16-digit + integer */ + + /* compute biased exponent */ + exp += 398; + + MPFR_ASSERTN(exp >= -15); + if (exp < 0) + { + int i; + n = -exp; + /* check the last n digits of the mantissa are zero */ + for (i = 1; i <= n; i++) + MPFR_ASSERTN(m[16 - n] == '0'); + /* shift the first (16-n) digits to the right */ + for (i = 16 - n - 1; i >= 0; i--) + m[i + n] = m[i]; + /* zero the first n digits */ + for (i = 0; i < n; i ++) + m[i] = '0'; + exp = 0; + } + + /* the number to convert is m[] * 10^(exp-398) */ + exp -= 398; + + for (n = 0; n < 16; n++) + x = (_Decimal64) 10.0 * x + (_Decimal64) (m[n] - '0'); + + /* multiply by 10^exp */ + if (exp > 0) + { + _Decimal64 ten16 = (double) 1e16; /* 10^16 is exactly representable + in binary64 */ + _Decimal64 ten32 = ten16 * ten16; + _Decimal64 ten64 = ten32 * ten32; + _Decimal64 ten128 = ten64 * ten64; + _Decimal64 ten256 = ten128 * ten128; + if (exp >= 256) + { + x *= ten256; + exp -= 256; + } + if (exp >= 128) + { + x *= ten128; + exp -= 128; + } + if (exp >= 64) + { + x *= ten64; + exp -= 64; + } + if (exp >= 32) + { + x *= ten32; + exp -= 32; + } + if (exp >= 16) + { + x *= (_Decimal64) 10000000000000000.0; + exp -= 16; + } + if (exp >= 8) + { + x *= (_Decimal64) 100000000.0; + exp -= 8; + } + if (exp >= 4) + { + x *= (_Decimal64) 10000.0; + exp -= 4; + } + if (exp >= 2) + { + x *= (_Decimal64) 100.0; + exp -= 2; + } + if (exp >= 1) + { + x *= (_Decimal64) 10.0; + exp -= 1; + } + } + else if (exp < 0) + { + _Decimal64 ten16 = (double) 1e16; /* 10^16 is exactly representable + in binary64 */ + _Decimal64 ten32 = ten16 * ten16; + _Decimal64 ten64 = ten32 * ten32; + _Decimal64 ten128 = ten64 * ten64; + _Decimal64 ten256 = ten128 * ten128; + if (exp <= -256) + { + x /= ten256; + exp += 256; + } + if (exp <= -128) + { + x /= ten128; + exp += 128; + } + if (exp <= -64) + { + x /= ten64; + exp += 64; + } + if (exp <= -32) + { + x /= ten32; + exp += 32; + } + if (exp <= -16) + { + x /= (_Decimal64) 10000000000000000.0; + exp += 16; + } + if (exp <= -8) + { + x /= (_Decimal64) 100000000.0; + exp += 8; + } + if (exp <= -4) + { + x /= (_Decimal64) 10000.0; + exp += 4; + } + if (exp <= -2) + { + x /= (_Decimal64) 100.0; + exp += 2; + } + if (exp <= -1) + { + x /= (_Decimal64) 10.0; + exp += 1; + } + } + + if (sign) + x = -x; + + return x; +} +#endif _Decimal64 mpfr_get_decimal64 (mpfr_srcptr src, mpfr_rnd_t rnd_mode) diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_f.c b/Build/source/libs/mpfr/mpfr-src/src/get_f.c index 942b0d7c5a3..ef5dec9928a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_f.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_f.c @@ -20,8 +20,10 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define MPFR_NEED_MPF_INTERNALS #include "mpfr-impl.h" +#ifndef MPFR_USE_MINI_GMP /* Since MPFR-3.0, return the usual inexact value. The erange flag is set if an error occurred in the conversion (y is NaN, +Inf, or -Inf that have no equivalent in mpf) @@ -44,7 +46,7 @@ mpfr_get_f (mpf_ptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) } else if (MPFR_IS_NAN (y)) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } else /* y is plus infinity (resp. minus infinity), set x to the maximum @@ -53,7 +55,7 @@ mpfr_get_f (mpf_ptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) int i; mp_limb_t *xp; - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); /* To this day, [mp_exp_t] and mp_size_t are #defined as the same type */ @@ -63,7 +65,7 @@ mpfr_get_f (mpf_ptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) SIZ (x) = sx; xp = PTR (x); for (i = 0; i < sx; i++) - xp[i] = MP_LIMB_T_MAX; + xp[i] = MPFR_LIMB_MAX; if (MPFR_IS_POS (y)) return -1; @@ -146,3 +148,4 @@ mpfr_get_f (mpf_ptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) return inex; } +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_float128.c b/Build/source/libs/mpfr/mpfr-src/src/get_float128.c new file mode 100644 index 00000000000..46b612c059c --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/get_float128.c @@ -0,0 +1,129 @@ +/* mpfr_get_float128 -- convert a multiple precision floating-point + number to a __float128 number + +Copyright 2012-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include "mpfr-impl.h" + +#ifdef MPFR_WANT_FLOAT128 + +/* generic code */ +__float128 +mpfr_get_float128 (mpfr_srcptr x, mpfr_rnd_t rnd_mode) +{ + + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) + return (__float128) mpfr_get_d (x, rnd_mode); + else /* now x is a normal non-zero number */ + { + __float128 r; /* result */ + __float128 m; + mpfr_exp_t e; /* exponent of x (before rounding) */ + mpfr_exp_t sh; /* exponent shift, so that x/2^sh is in the double range */ + const int emin = -16381; + const int esub = emin - IEEE_FLOAT128_MANT_DIG; + int sign; + + sign = MPFR_SIGN (x); + e = MPFR_GET_EXP (x); + + if (MPFR_UNLIKELY (e <= esub)) + { + if (MPFR_IS_LIKE_RNDZ (rnd_mode, sign < 0) || + (rnd_mode == MPFR_RNDN && (e < esub || mpfr_powerof2_raw (x)))) + return sign < 0 ? -0.0 : 0.0; + r = 1.0; + sh = esub; + } + else + { + mpfr_t y; + mp_limb_t *yp; + int prec, i; /* small enough to fit in an int */ + MPFR_SAVE_EXPO_DECL (expo); + + MPFR_SAVE_EXPO_MARK (expo); + + /* First round x to the target __float128 precision, taking the + reduced precision of the subnormals into account, so that all + subsequent operations are exact (this avoids double rounding + problems). */ + prec = e < emin ? e - esub : IEEE_FLOAT128_MANT_DIG; + MPFR_ASSERTD (prec >= MPFR_PREC_MIN); + mpfr_init2 (y, prec); + + mpfr_set (y, x, rnd_mode); + sh = MPFR_GET_EXP (y); + MPFR_SET_EXP (y, 0); + MPFR_SET_POS (y); + yp = MPFR_MANT (y); + + r = 0.0; + for (i = 0; i < MPFR_LIMB_SIZE (y); i++) + { + /* Note: MPFR_LIMB_MAX is avoided below as it might not + always work if GMP_NUMB_BITS > IEEE_FLOAT128_MANT_DIG. + MPFR_LIMB_HIGHBIT has the advantage to fit on 1 bit. */ + r += yp[i]; + r *= 1 / (2 * (__float128) MPFR_LIMB_HIGHBIT); + } + + mpfr_clear (y); + + MPFR_SAVE_EXPO_FREE (expo); + } + + /* we now have to multiply r by 2^sh */ + MPFR_ASSERTD (r > 0); + if (sh != 0) + { + /* An overflow may occur (example: 0.5*2^1024) */ + while (r < 1.0) + { + r += r; + sh--; + } + + if (sh > 0) + m = 2.0; + else + { + m = 0.5; + sh = -sh; + } + + for (;;) + { + if (sh % 2) + r = r * m; + sh >>= 1; + if (sh == 0) + break; + m = m * m; + } + } + if (sign < 0) + r = -r; + return r; + } +} + +#endif /* MPFR_WANT_FLOAT128 */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_flt.c b/Build/source/libs/mpfr/mpfr-src/src/get_flt.c index 168c58702db..c1ba68e4baf 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_flt.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_flt.c @@ -50,7 +50,10 @@ mpfr_get_flt (mpfr_srcptr src, mpfr_rnd_t rnd_mode) rnd_mode = negative ? MPFR_RNDD : MPFR_RNDU; /* FIXME: The code below assumes the IEEE-754 binary32 format - with subnormal support. */ + with subnormal support. Fix it by converting to double, then + to float, and in case of binary radix (for which we want + correct rounding), handle double-rounding issues somewhere + in the code? */ /* the smallest positive normal float number is 2^(-126) = 0.5*2^(-125), and the smallest positive subnormal number is 2^(-149) = 0.5*2^(-148) */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_ld.c b/Build/source/libs/mpfr/mpfr-src/src/get_ld.c index b1d77c77145..8a3ad88ad57 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_ld.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_ld.c @@ -21,94 +21,28 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <float.h> +#include <float.h> /* needed so that MPFR_LDBL_MANT_DIG is correctly defined */ #include "mpfr-impl.h" -#ifndef HAVE_LDOUBLE_IEEE_EXT_LITTLE +#if defined(HAVE_LDOUBLE_IS_DOUBLE) +/* special code when "long double" is the same format as "double" */ long double mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) { - - if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) - return (long double) mpfr_get_d (x, rnd_mode); - else /* now x is a normal non-zero number */ - { - long double r; /* result */ - long double m; - double s; /* part of result */ - mpfr_exp_t sh; /* exponent shift, so that x/2^sh is in the double range */ - mpfr_t y, z; - int sign; - - /* first round x to the target long double precision, so that - all subsequent operations are exact (this avoids double rounding - problems) */ - mpfr_init2 (y, MPFR_LDBL_MANT_DIG); - mpfr_init2 (z, MPFR_LDBL_MANT_DIG); - /* Note about the precision of z: even though IEEE_DBL_MANT_DIG is - sufficient, z has been set to the same precision as y so that - the mpfr_sub below calls mpfr_sub1sp, which is faster than the - generic subtraction, even in this particular case (from tests - done by Patrick Pelissier on a 64-bit Core2 Duo against r7285). - But here there is an important cancellation in the subtraction. - TODO: get more information about what has been tested. */ - - mpfr_set (y, x, rnd_mode); - sh = MPFR_GET_EXP (y); - sign = MPFR_SIGN (y); - MPFR_SET_EXP (y, 0); - MPFR_SET_POS (y); - - r = 0.0; - do { - s = mpfr_get_d (y, MPFR_RNDN); /* high part of y */ - r += (long double) s; - mpfr_set_d (z, s, MPFR_RNDN); /* exact */ - mpfr_sub (y, y, z, MPFR_RNDN); /* exact */ - } while (!MPFR_IS_ZERO (y)); - - mpfr_clear (z); - mpfr_clear (y); - - /* we now have to multiply back by 2^sh */ - MPFR_ASSERTD (r > 0); - if (sh != 0) - { - /* An overflow may occurs (example: 0.5*2^1024) */ - while (r < 1.0) - { - r += r; - sh--; - } - - if (sh > 0) - m = 2.0; - else - { - m = 0.5; - sh = -sh; - } - - for (;;) - { - if (sh % 2) - r = r * m; - sh >>= 1; - if (sh == 0) - break; - m = m * m; - } - } - if (sign < 0) - r = -r; - return r; - } + return (long double) mpfr_get_d (x, rnd_mode); } -#else +#elif defined(HAVE_LDOUBLE_IEEE_EXT_LITTLE) +/* Note: The code will return a result with a 64-bit precision, even + if the rounding precision is only 53 bits like on FreeBSD and + NetBSD 6- (or with GCC's -mpc64 option to simulate this on other + platforms). This is consistent with how strtold behaves in these + cases, for instance. */ + +/* special code for IEEE 754 little-endian extended format */ long double mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) { @@ -122,7 +56,7 @@ mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_init2 (tmp, MPFR_LDBL_MANT_DIG); inex = mpfr_set (tmp, x, rnd_mode); - mpfr_set_emin (-16381-63); /* emin=-16444 */ + mpfr_set_emin (-16381-63); /* emin=-16444, see below */ mpfr_set_emax (16384); mpfr_subnormalize (tmp, mpfr_check_range (tmp, inex, rnd_mode), rnd_mode); mpfr_prec_round (tmp, 64, MPFR_RNDZ); /* exact */ @@ -135,10 +69,12 @@ mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) tmpmant = MPFR_MANT (tmp); e = MPFR_GET_EXP (tmp); - /* the smallest normal number is 2^(-16382), which is 0.5*2^(-16381) - in MPFR, thus any exponent <= -16382 corresponds to a subnormal - number */ + /* The smallest positive normal number is 2^(-16382), which is + 0.5*2^(-16381) in MPFR, thus any exponent <= -16382 corresponds to a + subnormal number. The smallest positive subnormal number is 2^(-16445) + which is 0.5*2^(-16444) in MPFR thus 0 <= denorm <= 63. */ denorm = MPFR_UNLIKELY (e <= -16382) ? - e - 16382 + 1 : 0; + MPFR_ASSERTD (0 <= denorm && denorm < 64); #if GMP_NUMB_BITS >= 64 ld.s.manl = (tmpmant[0] >> denorm); ld.s.manh = (tmpmant[0] >> denorm) >> 32; @@ -153,7 +89,7 @@ mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) ld.s.manl = (tmpmant[0] >> denorm) | (tmpmant[1] << (32 - denorm)); ld.s.manh = tmpmant[1] >> denorm; } - else /* 32 <= denorm <= 64 */ + else /* 32 <= denorm < 64 */ { ld.s.manl = tmpmant[1] >> (denorm - 32); ld.s.manh = 0; @@ -177,6 +113,128 @@ mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) return ld.ld; } +#else + +/* generic code */ +long double +mpfr_get_ld (mpfr_srcptr x, mpfr_rnd_t rnd_mode) +{ + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) + return (long double) mpfr_get_d (x, rnd_mode); + else /* now x is a normal non-zero number */ + { + long double r; /* result */ + double s; /* part of result */ + MPFR_SAVE_EXPO_DECL (expo); + + MPFR_SAVE_EXPO_MARK (expo); + +#if defined(HAVE_LDOUBLE_MAYBE_DOUBLE_DOUBLE) + if (MPFR_LDBL_MANT_DIG == 106) + { + /* Assume double-double format (as found with the PowerPC ABI). + The generic code below isn't used because numbers with + precision > 106 would not be supported. */ + s = mpfr_get_d (x, MPFR_RNDN); /* high part of x */ + /* Let's first consider special cases separately. The test for + infinity is really needed to avoid a NaN result. The test + for NaN is mainly for optimization. The test for 0 is useful + to get the correct sign (assuming mpfr_get_d supports signed + zeros on the implementation). */ + if (s == 0 || DOUBLE_ISNAN (s) || DOUBLE_ISINF (s)) + r = (long double) s; + else + { + mpfr_t y, z; + + mpfr_init2 (y, mpfr_get_prec (x)); + mpfr_init2 (z, IEEE_DBL_MANT_DIG); /* keep the precision small */ + mpfr_set_d (z, s, MPFR_RNDN); /* exact */ + mpfr_sub (y, x, z, MPFR_RNDN); /* exact */ + /* Add the second part of y (in the correct rounding mode). */ + r = (long double) s + (long double) mpfr_get_d (y, rnd_mode); + mpfr_clear (z); + mpfr_clear (y); + } + } + else +#endif + { + long double m; + mpfr_exp_t sh; /* exponent shift -> x/2^sh is in the double range */ + mpfr_t y, z; + int sign; + + /* First round x to the target long double precision, so that + all subsequent operations are exact (this avoids double rounding + problems). However if the format contains numbers that have more + precision, MPFR won't be able to generate such numbers. */ + mpfr_init2 (y, MPFR_LDBL_MANT_DIG); + mpfr_init2 (z, MPFR_LDBL_MANT_DIG); + /* Note about the precision of z: even though IEEE_DBL_MANT_DIG is + sufficient, z has been set to the same precision as y so that + the mpfr_sub below calls mpfr_sub1sp, which is faster than the + generic subtraction, even in this particular case (from tests + done by Patrick Pelissier on a 64-bit Core2 Duo against r7285). + But here there is an important cancellation in the subtraction. + TODO: get more information about what has been tested. */ + + mpfr_set (y, x, rnd_mode); + sh = MPFR_GET_EXP (y); + sign = MPFR_SIGN (y); + MPFR_SET_EXP (y, 0); + MPFR_SET_POS (y); + + r = 0.0; + do + { + s = mpfr_get_d (y, MPFR_RNDN); /* high part of y */ + r += (long double) s; + mpfr_set_d (z, s, MPFR_RNDN); /* exact */ + mpfr_sub (y, y, z, MPFR_RNDN); /* exact */ + } + while (!MPFR_IS_ZERO (y)); + + mpfr_clear (z); + mpfr_clear (y); + + /* we now have to multiply back by 2^sh */ + MPFR_ASSERTD (r > 0); + if (sh != 0) + { + /* An overflow may occur (example: 0.5*2^1024) */ + while (r < 1.0) + { + r += r; + sh--; + } + + if (sh > 0) + m = 2.0; + else + { + m = 0.5; + sh = -sh; + } + + for (;;) + { + if (sh % 2) + r = r * m; + sh >>= 1; + if (sh == 0) + break; + m = m * m; + } + } + if (sign < 0) + r = -r; + } + MPFR_SAVE_EXPO_FREE (expo); + return r; + } +} + #endif /* contributed by Damien Stehle */ @@ -190,8 +248,7 @@ mpfr_get_ld_2exp (long *expptr, mpfr_srcptr src, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (src))) return (long double) mpfr_get_d_2exp (expptr, src, rnd_mode); - tmp[0] = *src; /* Hack copy mpfr_t */ - MPFR_SET_EXP (tmp, 0); + MPFR_ALIAS (tmp, src, MPFR_SIGN (src), 0); ret = mpfr_get_ld (tmp, rnd_mode); if (MPFR_IS_PURE_FP(src)) diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_q.c b/Build/source/libs/mpfr/mpfr-src/src/get_q.c new file mode 100644 index 00000000000..8cc2bc02b9c --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/get_q.c @@ -0,0 +1,63 @@ +/* mpfr_get_q -- get a multiple-precision rational from + a floating-point number + +Copyright 2004, 2006-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include "mpfr-impl.h" + +#ifndef MPFR_USE_MINI_GMP +/* part of the code was copied from get_z.c */ +void +mpfr_get_q (mpq_ptr q, mpfr_srcptr f) +{ + mpfr_exp_t exp; + mpz_ptr u = mpq_numref (q); + mpz_ptr v = mpq_denref (q); + + /* v is set to 1 and will not be changed directly. + This ensures that q will be canonical. */ + mpz_set_ui (v, 1); + + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (f))) + { + if (MPFR_UNLIKELY (MPFR_NOTZERO (f))) + MPFR_SET_ERANGEFLAG (); + mpz_set_ui (u, 0); + /* The ternary value is 0 even for infinity. Giving the rounding + direction in this case would not make much sense anyway, and + the direction would not necessarily match rnd. */ + } + else + { + exp = mpfr_get_z_2exp (u, f); + if (exp >= 0) + { + MPFR_ASSERTN (exp <= (mp_bitcnt_t) -1); + mpz_mul_2exp (u, u, exp); + } + else /* exp < 0 */ + { + MPFR_ASSERTN (-exp <= (mp_bitcnt_t) -1); + mpq_div_2exp (q, q, -exp); + } + } +} +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_si.c b/Build/source/libs/mpfr/mpfr-src/src/get_si.c index 134874c3068..48e12c21b94 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_si.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_si.c @@ -28,10 +28,11 @@ mpfr_get_si (mpfr_srcptr f, mpfr_rnd_t rnd) mpfr_prec_t prec; long s; mpfr_t x; + MPFR_SAVE_EXPO_DECL (expo); if (MPFR_UNLIKELY (!mpfr_fits_slong_p (f, rnd))) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return MPFR_IS_NAN (f) ? 0 : MPFR_IS_NEG (f) ? LONG_MIN : LONG_MAX; } @@ -39,14 +40,22 @@ mpfr_get_si (mpfr_srcptr f, mpfr_rnd_t rnd) if (MPFR_IS_ZERO (f)) return (long) 0; - /* determine prec of long */ - for (s = LONG_MIN, prec = 0; s != 0; s /= 2, prec++) + /* Determine the precision of long. |LONG_MIN| may have one more bit + as an integer, but in this case, this is a power of 2, thus fits + in a precision-prec floating-point number. */ + for (s = LONG_MAX, prec = 0; s != 0; s /= 2, prec++) { } + MPFR_SAVE_EXPO_MARK (expo); + /* first round to prec bits */ mpfr_init2 (x, prec); mpfr_rint (x, f, rnd); + /* The flags from mpfr_rint are the wanted ones. In particular, + it sets the inexact flag when necessary. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + /* warning: if x=0, taking its exponent is illegal */ if (MPFR_UNLIKELY (MPFR_IS_ZERO(x))) s = 0; @@ -60,10 +69,12 @@ mpfr_get_si (mpfr_srcptr f, mpfr_rnd_t rnd) exp = MPFR_GET_EXP (x); /* since |x| >= 1, exp >= 1 */ n = MPFR_LIMB_SIZE(x); a = MPFR_MANT(x)[n - 1] >> (GMP_NUMB_BITS - exp); - s = MPFR_SIGN(f) > 0 ? a : a <= LONG_MAX ? - (long) a : LONG_MIN; + s = MPFR_IS_POS (f) ? a : a <= LONG_MAX ? - (long) a : LONG_MIN; } mpfr_clear (x); + MPFR_SAVE_EXPO_FREE (expo); + return s; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_sj.c b/Build/source/libs/mpfr/mpfr-src/src/get_sj.c index 5e92199d009..b2e04c6c98a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_sj.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_sj.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #include "mpfr-intmax.h" @@ -35,10 +35,11 @@ mpfr_get_sj (mpfr_srcptr f, mpfr_rnd_t rnd) intmax_t r; mpfr_prec_t prec; mpfr_t x; + MPFR_SAVE_EXPO_DECL (expo); if (MPFR_UNLIKELY (!mpfr_fits_intmax_p (f, rnd))) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return MPFR_IS_NAN (f) ? 0 : MPFR_IS_NEG (f) ? MPFR_INTMAX_MIN : MPFR_INTMAX_MAX; } @@ -46,20 +47,24 @@ mpfr_get_sj (mpfr_srcptr f, mpfr_rnd_t rnd) if (MPFR_IS_ZERO (f)) return (intmax_t) 0; - /* determine the precision of intmax_t */ - for (r = MPFR_INTMAX_MIN, prec = 0; r != 0; r /= 2, prec++) + /* Determine the precision of intmax_t. |INTMAX_MIN| may have one + more bit as an integer, but in this case, this is a power of 2, + thus fits in a precision-prec floating-point number. */ + for (r = MPFR_INTMAX_MAX, prec = 0; r != 0; r /= 2, prec++) { } - /* Note: though INTMAX_MAX would have been sufficient for the conversion, - we chose INTMAX_MIN so that INTMAX_MIN - 1 is always representable in - precision prec; this is useful to detect overflows in MPFR_RNDZ (will - be needed later). */ - /* Now, r = 0. */ + MPFR_ASSERTD (r == 0); + + MPFR_SAVE_EXPO_MARK (expo); mpfr_init2 (x, prec); mpfr_rint (x, f, rnd); MPFR_ASSERTN (MPFR_IS_FP (x)); + /* The flags from mpfr_rint are the wanted ones. In particular, + it sets the inexact flag when necessary. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + if (MPFR_NOTZERO (x)) { mp_limb_t *xp; @@ -67,15 +72,15 @@ mpfr_get_sj (mpfr_srcptr f, mpfr_rnd_t rnd) xp = MPFR_MANT (x); sh = MPFR_GET_EXP (x); - MPFR_ASSERTN ((mpfr_prec_t) sh <= prec); + MPFR_ASSERTN ((mpfr_prec_t) sh <= prec + 1); if (MPFR_INTMAX_MIN + MPFR_INTMAX_MAX != 0 - && MPFR_UNLIKELY ((mpfr_prec_t) sh == prec)) + && MPFR_UNLIKELY ((mpfr_prec_t) sh > prec)) { /* 2's complement and x <= INTMAX_MIN: in the case mp_limb_t has the same size as intmax_t, we cannot use the code in the for loop since the operations would be performed in unsigned arithmetic. */ - MPFR_ASSERTN (MPFR_IS_NEG (x) && (mpfr_powerof2_raw (x))); + MPFR_ASSERTN (MPFR_IS_NEG (x) && mpfr_powerof2_raw (x)); r = MPFR_INTMAX_MIN; } else if (MPFR_IS_POS (x)) @@ -117,6 +122,8 @@ mpfr_get_sj (mpfr_srcptr f, mpfr_rnd_t rnd) mpfr_clear (x); + MPFR_SAVE_EXPO_FREE (expo); + return r; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_str.c b/Build/source/libs/mpfr/mpfr-src/src/get_str.c index c71488dafd6..e1a8f0138f4 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_str.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_str.c @@ -21,6 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #define MPFR_NEED_LONGLONG_H +#include "mpfr-intmax.h" #include "mpfr-impl.h" static int mpfr_get_str_aux (char *const, mpfr_exp_t *const, mp_limb_t *const, @@ -47,15 +48,19 @@ static const char num_to_text62[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ" #define MPFR_ROUND_FAILED 3 -/* Input: an approximation r*2^f of a real Y, with |r*2^f-Y| <= 2^(e+f). - Returns if possible in the string s the mantissa corresponding to - the integer nearest to Y, within the direction rnd, and returns the - exponent in exp. +/* Input: an approximation r*2^f to a real Y, with |r*2^f - Y| <= 2^(e+f). + + If rounding is possible, returns: + - in s: a string representing the significand corresponding to + the integer nearest to Y, within the direction rnd; + - in exp: the exponent. + n is the number of limbs of r. - e represents the maximal error in the approximation of Y - (e < 0 iff the approximation is exact, i.e., r*2^f = Y). - b is the wanted base (2 <= b <= 62). - m is the number of wanted digits in the mantissa. + e represents the maximal error in the approximation to Y (see above), + (e < 0 means that the approximation is known to be exact, i.e., + r*2^f = Y). + b is the wanted base (2 <= b <= 62 or -36 <= b <= -2). + m is the number of wanted digits in the significand. rnd is the rounding mode. It is assumed that b^(m-1) <= Y < b^(m+1), thus the returned value satisfies b^(m-1) <= rnd(Y) < b^(m+1). @@ -77,6 +82,7 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, mpfr_rnd_t rnd) { const char *num_to_text; + int b0 = b; /* initial base (might be negative) */ int dir; /* direction of the rounded result */ mp_limb_t ret = 0; /* possible carry in addition */ mp_size_t i0, j0; /* number of limbs and bits of Y */ @@ -95,7 +101,8 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, MPFR_TMP_MARK(marker); - num_to_text = b < 37 ? num_to_text36 : num_to_text62; + num_to_text = (2 <= b0 && b0 <= 36) ? num_to_text36 : num_to_text62; + b = (b0 > 0) ? b0 : -b0; /* R = 2^f sum r[i]K^(i) r[i] = (r_(i,k-1)...r_(i,0))_2 @@ -103,7 +110,7 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, the bits from R are referenced by pairs (i,j) */ /* check if is possible to round r with rnd mode - where |r*2^f-Y| <= 2^(e+f) + where |r*2^f - Y| <= 2^(e+f) the exponent of R is: f + n*GMP_NUMB_BITS we must have e + f == f + n*GMP_NUMB_BITS - err err = n*GMP_NUMB_BITS - e @@ -111,8 +118,8 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, to determine the nearest integer, we thus need a precision of n * GMP_NUMB_BITS + f */ - if (exact || mpfr_can_round_raw (r, n, (mp_size_t) 1, - n * GMP_NUMB_BITS - e, MPFR_RNDN, rnd, n * GMP_NUMB_BITS + f)) + if (exact || mpfr_round_p (r, n, n * GMP_NUMB_BITS - e, + n * GMP_NUMB_BITS + f + (rnd == MPFR_RNDN))) { /* compute the nearest integer to R */ @@ -124,9 +131,6 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, n * GMP_NUMB_BITS + f, rnd, &dir); MPFR_ASSERTD(dir != MPFR_ROUND_FAILED); - /* warning: mpfr_round_raw_generic returns MPFR_EVEN_INEX (2) or - -MPFR_EVEN_INEX (-2) in case of even rounding */ - if (ret) /* Y is a power of 2 */ { if (j0) @@ -145,7 +149,7 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, /* now the rounded value Y is in {r+i0, n-i0} */ - /* convert r+i0 into base b */ + /* convert r+i0 into base b: we use b0 which might be in -36..-2 */ str1 = (unsigned char*) MPFR_TMP_ALLOC (m + 3); /* need one extra character for mpn_get_str */ size_s1 = mpn_get_str (str1, b, r + i0, n - i0); @@ -240,17 +244,21 @@ mpfr_get_str_aux (char *const str, mpfr_exp_t *const exp, mp_limb_t *const r, /*************************************************************************** * __gmpfr_l2b[b-2][0] is a 23-bit upper approximation to log(b)/log(2), * - * __gmpfr_l2b[b-2][1] is a 76-bit upper approximation to log(2)/log(b). * + * __gmpfr_l2b[b-2][1] is a 77-bit upper approximation to log(2)/log(b). * * The following code is generated by tests/tl2b (with an argument). * ***************************************************************************/ +#ifndef UINT64_C +# define UINT64_C(c) c +#endif + #if 0 #elif GMP_NUMB_BITS == 16 const mp_limb_t mpfr_l2b_2_0__tab[] = { 0x0000, 0x8000 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_2_0__tab[] = { 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_2_0__tab[] = { 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_2_0__tab[] = { UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_2_0__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -265,7 +273,7 @@ const mp_limb_t mpfr_l2b_2_1__tab[] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x8000 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_2_1__tab[] = { 0x00000000, 0x00000000, 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_2_1__tab[] = { 0x0000000000000000, 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_2_1__tab[] = { UINT64_C(0x0000000000000000), UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_2_1__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -280,7 +288,7 @@ const mp_limb_t mpfr_l2b_3_0__tab[] = { 0x0e00, 0xcae0 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_3_0__tab[] = { 0xcae00e00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_3_0__tab[] = { 0xcae00e0000000000 }; +const mp_limb_t mpfr_l2b_3_0__tab[] = { UINT64_C(0xcae00e0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_3_0__tab[] = { 0xcae00e000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -295,7 +303,7 @@ const mp_limb_t mpfr_l2b_3_1__tab[] = { 0x0448, 0xe94e, 0xa9a9, 0x9cc1, 0xa184 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_3_1__tab[] = { 0x04480000, 0xa9a9e94e, 0xa1849cc1 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_3_1__tab[] = { 0x0448000000000000, 0xa1849cc1a9a9e94e }; +const mp_limb_t mpfr_l2b_3_1__tab[] = { UINT64_C(0x0448000000000000), UINT64_C(0xa1849cc1a9a9e94e) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_3_1__tab[] = { 0xa1849cc1a9a9e94e04480000 }; #elif GMP_NUMB_BITS == 128 @@ -310,7 +318,7 @@ const mp_limb_t mpfr_l2b_4_0__tab[] = { 0x0000, 0x8000 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_4_0__tab[] = { 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_4_0__tab[] = { 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_4_0__tab[] = { UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_4_0__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -325,7 +333,7 @@ const mp_limb_t mpfr_l2b_4_1__tab[] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x8000 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_4_1__tab[] = { 0x00000000, 0x00000000, 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_4_1__tab[] = { 0x0000000000000000, 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_4_1__tab[] = { UINT64_C(0x0000000000000000), UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_4_1__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -340,7 +348,7 @@ const mp_limb_t mpfr_l2b_5_0__tab[] = { 0x7a00, 0x949a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_5_0__tab[] = { 0x949a7a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_5_0__tab[] = { 0x949a7a0000000000 }; +const mp_limb_t mpfr_l2b_5_0__tab[] = { UINT64_C(0x949a7a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_5_0__tab[] = { 0x949a7a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -355,7 +363,7 @@ const mp_limb_t mpfr_l2b_5_1__tab[] = { 0x67b8, 0x9728, 0x287b, 0xa348, 0xdc81 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_5_1__tab[] = { 0x67b80000, 0x287b9728, 0xdc81a348 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_5_1__tab[] = { 0x67b8000000000000, 0xdc81a348287b9728 }; +const mp_limb_t mpfr_l2b_5_1__tab[] = { UINT64_C(0x67b8000000000000), UINT64_C(0xdc81a348287b9728) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_5_1__tab[] = { 0xdc81a348287b972867b80000 }; #elif GMP_NUMB_BITS == 128 @@ -370,7 +378,7 @@ const mp_limb_t mpfr_l2b_6_0__tab[] = { 0x0800, 0xa570 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_6_0__tab[] = { 0xa5700800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_6_0__tab[] = { 0xa570080000000000 }; +const mp_limb_t mpfr_l2b_6_0__tab[] = { UINT64_C(0xa570080000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_6_0__tab[] = { 0xa57008000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -385,7 +393,7 @@ const mp_limb_t mpfr_l2b_6_1__tab[] = { 0xff10, 0xf9e9, 0xe054, 0x9236, 0xc611 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_6_1__tab[] = { 0xff100000, 0xe054f9e9, 0xc6119236 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_6_1__tab[] = { 0xff10000000000000, 0xc6119236e054f9e9 }; +const mp_limb_t mpfr_l2b_6_1__tab[] = { UINT64_C(0xff10000000000000), UINT64_C(0xc6119236e054f9e9) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_6_1__tab[] = { 0xc6119236e054f9e9ff100000 }; #elif GMP_NUMB_BITS == 128 @@ -400,7 +408,7 @@ const mp_limb_t mpfr_l2b_7_0__tab[] = { 0xb400, 0xb3ab }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_7_0__tab[] = { 0xb3abb400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_7_0__tab[] = { 0xb3abb40000000000 }; +const mp_limb_t mpfr_l2b_7_0__tab[] = { UINT64_C(0xb3abb40000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_7_0__tab[] = { 0xb3abb4000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -415,7 +423,7 @@ const mp_limb_t mpfr_l2b_7_1__tab[] = { 0x37b8, 0xa711, 0x754d, 0xc9d6, 0xb660 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_7_1__tab[] = { 0x37b80000, 0x754da711, 0xb660c9d6 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_7_1__tab[] = { 0x37b8000000000000, 0xb660c9d6754da711 }; +const mp_limb_t mpfr_l2b_7_1__tab[] = { UINT64_C(0x37b8000000000000), UINT64_C(0xb660c9d6754da711) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_7_1__tab[] = { 0xb660c9d6754da71137b80000 }; #elif GMP_NUMB_BITS == 128 @@ -430,7 +438,7 @@ const mp_limb_t mpfr_l2b_8_0__tab[] = { 0x0000, 0xc000 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_8_0__tab[] = { 0xc0000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_8_0__tab[] = { 0xc000000000000000 }; +const mp_limb_t mpfr_l2b_8_0__tab[] = { UINT64_C(0xc000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_8_0__tab[] = { 0xc00000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -445,7 +453,7 @@ const mp_limb_t mpfr_l2b_8_1__tab[] = { 0xaab0, 0xaaaa, 0xaaaa, 0xaaaa, 0xaaaa } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_8_1__tab[] = { 0xaab00000, 0xaaaaaaaa, 0xaaaaaaaa }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_8_1__tab[] = { 0xaab0000000000000, 0xaaaaaaaaaaaaaaaa }; +const mp_limb_t mpfr_l2b_8_1__tab[] = { UINT64_C(0xaab0000000000000), UINT64_C(0xaaaaaaaaaaaaaaaa) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_8_1__tab[] = { 0xaaaaaaaaaaaaaaaaaab00000 }; #elif GMP_NUMB_BITS == 128 @@ -460,7 +468,7 @@ const mp_limb_t mpfr_l2b_9_0__tab[] = { 0x0e00, 0xcae0 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_9_0__tab[] = { 0xcae00e00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_9_0__tab[] = { 0xcae00e0000000000 }; +const mp_limb_t mpfr_l2b_9_0__tab[] = { UINT64_C(0xcae00e0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_9_0__tab[] = { 0xcae00e000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -475,7 +483,7 @@ const mp_limb_t mpfr_l2b_9_1__tab[] = { 0x0448, 0xe94e, 0xa9a9, 0x9cc1, 0xa184 } #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_9_1__tab[] = { 0x04480000, 0xa9a9e94e, 0xa1849cc1 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_9_1__tab[] = { 0x0448000000000000, 0xa1849cc1a9a9e94e }; +const mp_limb_t mpfr_l2b_9_1__tab[] = { UINT64_C(0x0448000000000000), UINT64_C(0xa1849cc1a9a9e94e) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_9_1__tab[] = { 0xa1849cc1a9a9e94e04480000 }; #elif GMP_NUMB_BITS == 128 @@ -490,7 +498,7 @@ const mp_limb_t mpfr_l2b_10_0__tab[] = { 0x7a00, 0xd49a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_10_0__tab[] = { 0xd49a7a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_10_0__tab[] = { 0xd49a7a0000000000 }; +const mp_limb_t mpfr_l2b_10_0__tab[] = { UINT64_C(0xd49a7a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_10_0__tab[] = { 0xd49a7a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -505,7 +513,7 @@ const mp_limb_t mpfr_l2b_10_1__tab[] = { 0x8f90, 0xf798, 0xfbcf, 0x9a84, 0x9a20 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_10_1__tab[] = { 0x8f900000, 0xfbcff798, 0x9a209a84 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_10_1__tab[] = { 0x8f90000000000000, 0x9a209a84fbcff798 }; +const mp_limb_t mpfr_l2b_10_1__tab[] = { UINT64_C(0x8f90000000000000), UINT64_C(0x9a209a84fbcff798) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_10_1__tab[] = { 0x9a209a84fbcff7988f900000 }; #elif GMP_NUMB_BITS == 128 @@ -520,7 +528,7 @@ const mp_limb_t mpfr_l2b_11_0__tab[] = { 0x5400, 0xdd67 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_11_0__tab[] = { 0xdd675400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_11_0__tab[] = { 0xdd67540000000000 }; +const mp_limb_t mpfr_l2b_11_0__tab[] = { UINT64_C(0xdd67540000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_11_0__tab[] = { 0xdd6754000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -535,7 +543,7 @@ const mp_limb_t mpfr_l2b_11_1__tab[] = { 0xe170, 0x9d10, 0xeb22, 0x4e0e, 0x9400 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_11_1__tab[] = { 0xe1700000, 0xeb229d10, 0x94004e0e }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_11_1__tab[] = { 0xe170000000000000, 0x94004e0eeb229d10 }; +const mp_limb_t mpfr_l2b_11_1__tab[] = { UINT64_C(0xe170000000000000), UINT64_C(0x94004e0eeb229d10) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_11_1__tab[] = { 0x94004e0eeb229d10e1700000 }; #elif GMP_NUMB_BITS == 128 @@ -550,7 +558,7 @@ const mp_limb_t mpfr_l2b_12_0__tab[] = { 0x0800, 0xe570 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_12_0__tab[] = { 0xe5700800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_12_0__tab[] = { 0xe570080000000000 }; +const mp_limb_t mpfr_l2b_12_0__tab[] = { UINT64_C(0xe570080000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_12_0__tab[] = { 0xe57008000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -565,7 +573,7 @@ const mp_limb_t mpfr_l2b_12_1__tab[] = { 0xfe28, 0x1c24, 0x0b03, 0x9c1a, 0x8ed1 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_12_1__tab[] = { 0xfe280000, 0x0b031c24, 0x8ed19c1a }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_12_1__tab[] = { 0xfe28000000000000, 0x8ed19c1a0b031c24 }; +const mp_limb_t mpfr_l2b_12_1__tab[] = { UINT64_C(0xfe28000000000000), UINT64_C(0x8ed19c1a0b031c24) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_12_1__tab[] = { 0x8ed19c1a0b031c24fe280000 }; #elif GMP_NUMB_BITS == 128 @@ -580,7 +588,7 @@ const mp_limb_t mpfr_l2b_13_0__tab[] = { 0x0200, 0xecd4 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_13_0__tab[] = { 0xecd40200 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_13_0__tab[] = { 0xecd4020000000000 }; +const mp_limb_t mpfr_l2b_13_0__tab[] = { UINT64_C(0xecd4020000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_13_0__tab[] = { 0xecd402000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -595,7 +603,7 @@ const mp_limb_t mpfr_l2b_13_1__tab[] = { 0x57f8, 0xf7b4, 0xcb20, 0xa7c6, 0x8a5c #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_13_1__tab[] = { 0x57f80000, 0xcb20f7b4, 0x8a5ca7c6 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_13_1__tab[] = { 0x57f8000000000000, 0x8a5ca7c6cb20f7b4 }; +const mp_limb_t mpfr_l2b_13_1__tab[] = { UINT64_C(0x57f8000000000000), UINT64_C(0x8a5ca7c6cb20f7b4) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_13_1__tab[] = { 0x8a5ca7c6cb20f7b457f80000 }; #elif GMP_NUMB_BITS == 128 @@ -610,7 +618,7 @@ const mp_limb_t mpfr_l2b_14_0__tab[] = { 0xb400, 0xf3ab }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_14_0__tab[] = { 0xf3abb400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_14_0__tab[] = { 0xf3abb40000000000 }; +const mp_limb_t mpfr_l2b_14_0__tab[] = { UINT64_C(0xf3abb40000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_14_0__tab[] = { 0xf3abb4000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -625,7 +633,7 @@ const mp_limb_t mpfr_l2b_14_1__tab[] = { 0x85a8, 0x5cab, 0x96b5, 0xfff6, 0x8679 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_14_1__tab[] = { 0x85a80000, 0x96b55cab, 0x8679fff6 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_14_1__tab[] = { 0x85a8000000000000, 0x8679fff696b55cab }; +const mp_limb_t mpfr_l2b_14_1__tab[] = { UINT64_C(0x85a8000000000000), UINT64_C(0x8679fff696b55cab) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_14_1__tab[] = { 0x8679fff696b55cab85a80000 }; #elif GMP_NUMB_BITS == 128 @@ -640,7 +648,7 @@ const mp_limb_t mpfr_l2b_15_0__tab[] = { 0x8000, 0xfa0a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_15_0__tab[] = { 0xfa0a8000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_15_0__tab[] = { 0xfa0a800000000000 }; +const mp_limb_t mpfr_l2b_15_0__tab[] = { UINT64_C(0xfa0a800000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_15_0__tab[] = { 0xfa0a80000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -655,7 +663,7 @@ const mp_limb_t mpfr_l2b_15_1__tab[] = { 0x6f80, 0xa6aa, 0x69f0, 0xee23, 0x830c #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_15_1__tab[] = { 0x6f800000, 0x69f0a6aa, 0x830cee23 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_15_1__tab[] = { 0x6f80000000000000, 0x830cee2369f0a6aa }; +const mp_limb_t mpfr_l2b_15_1__tab[] = { UINT64_C(0x6f80000000000000), UINT64_C(0x830cee2369f0a6aa) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_15_1__tab[] = { 0x830cee2369f0a6aa6f800000 }; #elif GMP_NUMB_BITS == 128 @@ -670,7 +678,7 @@ const mp_limb_t mpfr_l2b_16_0__tab[] = { 0x0000, 0x8000 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_16_0__tab[] = { 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_16_0__tab[] = { 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_16_0__tab[] = { UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_16_0__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -685,7 +693,7 @@ const mp_limb_t mpfr_l2b_16_1__tab[] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x8000 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_16_1__tab[] = { 0x00000000, 0x00000000, 0x80000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_16_1__tab[] = { 0x0000000000000000, 0x8000000000000000 }; +const mp_limb_t mpfr_l2b_16_1__tab[] = { UINT64_C(0x0000000000000000), UINT64_C(0x8000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_16_1__tab[] = { 0x800000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -700,7 +708,7 @@ const mp_limb_t mpfr_l2b_17_0__tab[] = { 0x8000, 0x82cc }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_17_0__tab[] = { 0x82cc8000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_17_0__tab[] = { 0x82cc800000000000 }; +const mp_limb_t mpfr_l2b_17_0__tab[] = { UINT64_C(0x82cc800000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_17_0__tab[] = { 0x82cc80000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -715,7 +723,7 @@ const mp_limb_t mpfr_l2b_17_1__tab[] = { 0x8720, 0x259b, 0x62c4, 0xabf5, 0xfa85 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_17_1__tab[] = { 0x87200000, 0x62c4259b, 0xfa85abf5 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_17_1__tab[] = { 0x8720000000000000, 0xfa85abf562c4259b }; +const mp_limb_t mpfr_l2b_17_1__tab[] = { UINT64_C(0x8720000000000000), UINT64_C(0xfa85abf562c4259b) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_17_1__tab[] = { 0xfa85abf562c4259b87200000 }; #elif GMP_NUMB_BITS == 128 @@ -730,7 +738,7 @@ const mp_limb_t mpfr_l2b_18_0__tab[] = { 0x0800, 0x8570 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_18_0__tab[] = { 0x85700800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_18_0__tab[] = { 0x8570080000000000 }; +const mp_limb_t mpfr_l2b_18_0__tab[] = { UINT64_C(0x8570080000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_18_0__tab[] = { 0x857008000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -745,7 +753,7 @@ const mp_limb_t mpfr_l2b_18_1__tab[] = { 0x3698, 0x1378, 0x5537, 0x6634, 0xf591 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_18_1__tab[] = { 0x36980000, 0x55371378, 0xf5916634 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_18_1__tab[] = { 0x3698000000000000, 0xf591663455371378 }; +const mp_limb_t mpfr_l2b_18_1__tab[] = { UINT64_C(0x3698000000000000), UINT64_C(0xf591663455371378) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_18_1__tab[] = { 0xf59166345537137836980000 }; #elif GMP_NUMB_BITS == 128 @@ -760,7 +768,7 @@ const mp_limb_t mpfr_l2b_19_0__tab[] = { 0x0600, 0x87ef }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_19_0__tab[] = { 0x87ef0600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_19_0__tab[] = { 0x87ef060000000000 }; +const mp_limb_t mpfr_l2b_19_0__tab[] = { UINT64_C(0x87ef060000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_19_0__tab[] = { 0x87ef06000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -775,7 +783,7 @@ const mp_limb_t mpfr_l2b_19_1__tab[] = { 0x0db8, 0x558c, 0x62ed, 0x08c0, 0xf10f #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_19_1__tab[] = { 0x0db80000, 0x62ed558c, 0xf10f08c0 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_19_1__tab[] = { 0x0db8000000000000, 0xf10f08c062ed558c }; +const mp_limb_t mpfr_l2b_19_1__tab[] = { UINT64_C(0x0db8000000000000), UINT64_C(0xf10f08c062ed558c) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_19_1__tab[] = { 0xf10f08c062ed558c0db80000 }; #elif GMP_NUMB_BITS == 128 @@ -790,7 +798,7 @@ const mp_limb_t mpfr_l2b_20_0__tab[] = { 0x3e00, 0x8a4d }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_20_0__tab[] = { 0x8a4d3e00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_20_0__tab[] = { 0x8a4d3e0000000000 }; +const mp_limb_t mpfr_l2b_20_0__tab[] = { UINT64_C(0x8a4d3e0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_20_0__tab[] = { 0x8a4d3e000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -805,7 +813,7 @@ const mp_limb_t mpfr_l2b_20_1__tab[] = { 0x0b40, 0xa71c, 0x1cc1, 0x690a, 0xecee #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_20_1__tab[] = { 0x0b400000, 0x1cc1a71c, 0xecee690a }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_20_1__tab[] = { 0x0b40000000000000, 0xecee690a1cc1a71c }; +const mp_limb_t mpfr_l2b_20_1__tab[] = { UINT64_C(0x0b40000000000000), UINT64_C(0xecee690a1cc1a71c) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_20_1__tab[] = { 0xecee690a1cc1a71c0b400000 }; #elif GMP_NUMB_BITS == 128 @@ -820,7 +828,7 @@ const mp_limb_t mpfr_l2b_21_0__tab[] = { 0xde00, 0x8c8d }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_21_0__tab[] = { 0x8c8dde00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_21_0__tab[] = { 0x8c8dde0000000000 }; +const mp_limb_t mpfr_l2b_21_0__tab[] = { UINT64_C(0x8c8dde0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_21_0__tab[] = { 0x8c8dde000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -835,7 +843,7 @@ const mp_limb_t mpfr_l2b_21_1__tab[] = { 0x4108, 0x6b26, 0xb3d0, 0x63c1, 0xe922 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_21_1__tab[] = { 0x41080000, 0xb3d06b26, 0xe92263c1 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_21_1__tab[] = { 0x4108000000000000, 0xe92263c1b3d06b26 }; +const mp_limb_t mpfr_l2b_21_1__tab[] = { UINT64_C(0x4108000000000000), UINT64_C(0xe92263c1b3d06b26) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_21_1__tab[] = { 0xe92263c1b3d06b2641080000 }; #elif GMP_NUMB_BITS == 128 @@ -850,7 +858,7 @@ const mp_limb_t mpfr_l2b_22_0__tab[] = { 0xaa00, 0x8eb3 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_22_0__tab[] = { 0x8eb3aa00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_22_0__tab[] = { 0x8eb3aa0000000000 }; +const mp_limb_t mpfr_l2b_22_0__tab[] = { UINT64_C(0x8eb3aa0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_22_0__tab[] = { 0x8eb3aa000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -865,7 +873,7 @@ const mp_limb_t mpfr_l2b_22_1__tab[] = { 0xdbe8, 0xf061, 0x60b9, 0x2c4d, 0xe5a0 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_22_1__tab[] = { 0xdbe80000, 0x60b9f061, 0xe5a02c4d }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_22_1__tab[] = { 0xdbe8000000000000, 0xe5a02c4d60b9f061 }; +const mp_limb_t mpfr_l2b_22_1__tab[] = { UINT64_C(0xdbe8000000000000), UINT64_C(0xe5a02c4d60b9f061) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_22_1__tab[] = { 0xe5a02c4d60b9f061dbe80000 }; #elif GMP_NUMB_BITS == 128 @@ -880,7 +888,7 @@ const mp_limb_t mpfr_l2b_23_0__tab[] = { 0x0600, 0x90c1 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_23_0__tab[] = { 0x90c10600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_23_0__tab[] = { 0x90c1060000000000 }; +const mp_limb_t mpfr_l2b_23_0__tab[] = { UINT64_C(0x90c1060000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_23_0__tab[] = { 0x90c106000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -895,7 +903,7 @@ const mp_limb_t mpfr_l2b_23_1__tab[] = { 0xc3e0, 0x586a, 0x46b9, 0xcadd, 0xe25e #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_23_1__tab[] = { 0xc3e00000, 0x46b9586a, 0xe25ecadd }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_23_1__tab[] = { 0xc3e0000000000000, 0xe25ecadd46b9586a }; +const mp_limb_t mpfr_l2b_23_1__tab[] = { UINT64_C(0xc3e0000000000000), UINT64_C(0xe25ecadd46b9586a) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_23_1__tab[] = { 0xe25ecadd46b9586ac3e00000 }; #elif GMP_NUMB_BITS == 128 @@ -910,7 +918,7 @@ const mp_limb_t mpfr_l2b_24_0__tab[] = { 0x0400, 0x92b8 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_24_0__tab[] = { 0x92b80400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_24_0__tab[] = { 0x92b8040000000000 }; +const mp_limb_t mpfr_l2b_24_0__tab[] = { UINT64_C(0x92b8040000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_24_0__tab[] = { 0x92b804000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -925,7 +933,7 @@ const mp_limb_t mpfr_l2b_24_1__tab[] = { 0x3668, 0x7263, 0xc7c6, 0xbb44, 0xdf56 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_24_1__tab[] = { 0x36680000, 0xc7c67263, 0xdf56bb44 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_24_1__tab[] = { 0x3668000000000000, 0xdf56bb44c7c67263 }; +const mp_limb_t mpfr_l2b_24_1__tab[] = { UINT64_C(0x3668000000000000), UINT64_C(0xdf56bb44c7c67263) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_24_1__tab[] = { 0xdf56bb44c7c6726336680000 }; #elif GMP_NUMB_BITS == 128 @@ -940,7 +948,7 @@ const mp_limb_t mpfr_l2b_25_0__tab[] = { 0x7a00, 0x949a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_25_0__tab[] = { 0x949a7a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_25_0__tab[] = { 0x949a7a0000000000 }; +const mp_limb_t mpfr_l2b_25_0__tab[] = { UINT64_C(0x949a7a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_25_0__tab[] = { 0x949a7a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -955,7 +963,7 @@ const mp_limb_t mpfr_l2b_25_1__tab[] = { 0x67b8, 0x9728, 0x287b, 0xa348, 0xdc81 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_25_1__tab[] = { 0x67b80000, 0x287b9728, 0xdc81a348 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_25_1__tab[] = { 0x67b8000000000000, 0xdc81a348287b9728 }; +const mp_limb_t mpfr_l2b_25_1__tab[] = { UINT64_C(0x67b8000000000000), UINT64_C(0xdc81a348287b9728) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_25_1__tab[] = { 0xdc81a348287b972867b80000 }; #elif GMP_NUMB_BITS == 128 @@ -970,7 +978,7 @@ const mp_limb_t mpfr_l2b_26_0__tab[] = { 0x0200, 0x966a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_26_0__tab[] = { 0x966a0200 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_26_0__tab[] = { 0x966a020000000000 }; +const mp_limb_t mpfr_l2b_26_0__tab[] = { UINT64_C(0x966a020000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_26_0__tab[] = { 0x966a02000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -985,7 +993,7 @@ const mp_limb_t mpfr_l2b_26_1__tab[] = { 0x6458, 0x78a4, 0x7583, 0x19f9, 0xd9da #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_26_1__tab[] = { 0x64580000, 0x758378a4, 0xd9da19f9 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_26_1__tab[] = { 0x6458000000000000, 0xd9da19f9758378a4 }; +const mp_limb_t mpfr_l2b_26_1__tab[] = { UINT64_C(0x6458000000000000), UINT64_C(0xd9da19f9758378a4) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_26_1__tab[] = { 0xd9da19f9758378a464580000 }; #elif GMP_NUMB_BITS == 128 @@ -1000,7 +1008,7 @@ const mp_limb_t mpfr_l2b_27_0__tab[] = { 0x0a00, 0x9828 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_27_0__tab[] = { 0x98280a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_27_0__tab[] = { 0x98280a0000000000 }; +const mp_limb_t mpfr_l2b_27_0__tab[] = { UINT64_C(0x98280a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_27_0__tab[] = { 0x98280a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1015,7 +1023,7 @@ const mp_limb_t mpfr_l2b_27_1__tab[] = { 0x5b08, 0xe1bd, 0xe237, 0x7bac, 0xd75b #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_27_1__tab[] = { 0x5b080000, 0xe237e1bd, 0xd75b7bac }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_27_1__tab[] = { 0x5b08000000000000, 0xd75b7bace237e1bd }; +const mp_limb_t mpfr_l2b_27_1__tab[] = { UINT64_C(0x5b08000000000000), UINT64_C(0xd75b7bace237e1bd) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_27_1__tab[] = { 0xd75b7bace237e1bd5b080000 }; #elif GMP_NUMB_BITS == 128 @@ -1030,7 +1038,7 @@ const mp_limb_t mpfr_l2b_28_0__tab[] = { 0xda00, 0x99d5 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_28_0__tab[] = { 0x99d5da00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_28_0__tab[] = { 0x99d5da0000000000 }; +const mp_limb_t mpfr_l2b_28_0__tab[] = { UINT64_C(0x99d5da0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_28_0__tab[] = { 0x99d5da000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1045,7 +1053,7 @@ const mp_limb_t mpfr_l2b_28_1__tab[] = { 0xdeb8, 0xe8b8, 0x71df, 0xc758, 0xd501 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_28_1__tab[] = { 0xdeb80000, 0x71dfe8b8, 0xd501c758 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_28_1__tab[] = { 0xdeb8000000000000, 0xd501c75871dfe8b8 }; +const mp_limb_t mpfr_l2b_28_1__tab[] = { UINT64_C(0xdeb8000000000000), UINT64_C(0xd501c75871dfe8b8) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_28_1__tab[] = { 0xd501c75871dfe8b8deb80000 }; #elif GMP_NUMB_BITS == 128 @@ -1060,7 +1068,7 @@ const mp_limb_t mpfr_l2b_29_0__tab[] = { 0x9600, 0x9b74 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_29_0__tab[] = { 0x9b749600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_29_0__tab[] = { 0x9b74960000000000 }; +const mp_limb_t mpfr_l2b_29_0__tab[] = { UINT64_C(0x9b74960000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_29_0__tab[] = { 0x9b7496000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1075,7 +1083,7 @@ const mp_limb_t mpfr_l2b_29_1__tab[] = { 0xccc8, 0x62b3, 0x9c6c, 0x8315, 0xd2c9 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_29_1__tab[] = { 0xccc80000, 0x9c6c62b3, 0xd2c98315 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_29_1__tab[] = { 0xccc8000000000000, 0xd2c983159c6c62b3 }; +const mp_limb_t mpfr_l2b_29_1__tab[] = { UINT64_C(0xccc8000000000000), UINT64_C(0xd2c983159c6c62b3) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_29_1__tab[] = { 0xd2c983159c6c62b3ccc80000 }; #elif GMP_NUMB_BITS == 128 @@ -1090,7 +1098,7 @@ const mp_limb_t mpfr_l2b_30_0__tab[] = { 0x4000, 0x9d05 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_30_0__tab[] = { 0x9d054000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_30_0__tab[] = { 0x9d05400000000000 }; +const mp_limb_t mpfr_l2b_30_0__tab[] = { UINT64_C(0x9d05400000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_30_0__tab[] = { 0x9d0540000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1105,7 +1113,7 @@ const mp_limb_t mpfr_l2b_30_1__tab[] = { 0x3588, 0x1732, 0x5cad, 0xa619, 0xd0af #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_30_1__tab[] = { 0x35880000, 0x5cad1732, 0xd0afa619 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_30_1__tab[] = { 0x3588000000000000, 0xd0afa6195cad1732 }; +const mp_limb_t mpfr_l2b_30_1__tab[] = { UINT64_C(0x3588000000000000), UINT64_C(0xd0afa6195cad1732) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_30_1__tab[] = { 0xd0afa6195cad173235880000 }; #elif GMP_NUMB_BITS == 128 @@ -1120,7 +1128,7 @@ const mp_limb_t mpfr_l2b_31_0__tab[] = { 0xc800, 0x9e88 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_31_0__tab[] = { 0x9e88c800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_31_0__tab[] = { 0x9e88c80000000000 }; +const mp_limb_t mpfr_l2b_31_0__tab[] = { UINT64_C(0x9e88c80000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_31_0__tab[] = { 0x9e88c8000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1135,7 +1143,7 @@ const mp_limb_t mpfr_l2b_31_1__tab[] = { 0xd578, 0xf7ca, 0x63ee, 0x86e6, 0xceb1 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_31_1__tab[] = { 0xd5780000, 0x63eef7ca, 0xceb186e6 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_31_1__tab[] = { 0xd578000000000000, 0xceb186e663eef7ca }; +const mp_limb_t mpfr_l2b_31_1__tab[] = { UINT64_C(0xd578000000000000), UINT64_C(0xceb186e663eef7ca) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_31_1__tab[] = { 0xceb186e663eef7cad5780000 }; #elif GMP_NUMB_BITS == 128 @@ -1150,7 +1158,7 @@ const mp_limb_t mpfr_l2b_32_0__tab[] = { 0x0000, 0xa000 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_32_0__tab[] = { 0xa0000000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_32_0__tab[] = { 0xa000000000000000 }; +const mp_limb_t mpfr_l2b_32_0__tab[] = { UINT64_C(0xa000000000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_32_0__tab[] = { 0xa00000000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1165,7 +1173,7 @@ const mp_limb_t mpfr_l2b_32_1__tab[] = { 0xccd0, 0xcccc, 0xcccc, 0xcccc, 0xcccc #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_32_1__tab[] = { 0xccd00000, 0xcccccccc, 0xcccccccc }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_32_1__tab[] = { 0xccd0000000000000, 0xcccccccccccccccc }; +const mp_limb_t mpfr_l2b_32_1__tab[] = { UINT64_C(0xccd0000000000000), UINT64_C(0xcccccccccccccccc) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_32_1__tab[] = { 0xccccccccccccccccccd00000 }; #elif GMP_NUMB_BITS == 128 @@ -1180,7 +1188,7 @@ const mp_limb_t mpfr_l2b_33_0__tab[] = { 0xae00, 0xa16b }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_33_0__tab[] = { 0xa16bae00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_33_0__tab[] = { 0xa16bae0000000000 }; +const mp_limb_t mpfr_l2b_33_0__tab[] = { UINT64_C(0xa16bae0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_33_0__tab[] = { 0xa16bae000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1195,7 +1203,7 @@ const mp_limb_t mpfr_l2b_33_1__tab[] = { 0x0888, 0xa187, 0x5304, 0x6404, 0xcaff #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_33_1__tab[] = { 0x08880000, 0x5304a187, 0xcaff6404 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_33_1__tab[] = { 0x0888000000000000, 0xcaff64045304a187 }; +const mp_limb_t mpfr_l2b_33_1__tab[] = { UINT64_C(0x0888000000000000), UINT64_C(0xcaff64045304a187) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_33_1__tab[] = { 0xcaff64045304a18708880000 }; #elif GMP_NUMB_BITS == 128 @@ -1210,7 +1218,7 @@ const mp_limb_t mpfr_l2b_34_0__tab[] = { 0x8000, 0xa2cc }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_34_0__tab[] = { 0xa2cc8000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_34_0__tab[] = { 0xa2cc800000000000 }; +const mp_limb_t mpfr_l2b_34_0__tab[] = { UINT64_C(0xa2cc800000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_34_0__tab[] = { 0xa2cc80000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1225,7 +1233,7 @@ const mp_limb_t mpfr_l2b_34_1__tab[] = { 0xfb50, 0x17ca, 0x5a79, 0x73d8, 0xc947 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_34_1__tab[] = { 0xfb500000, 0x5a7917ca, 0xc94773d8 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_34_1__tab[] = { 0xfb50000000000000, 0xc94773d85a7917ca }; +const mp_limb_t mpfr_l2b_34_1__tab[] = { UINT64_C(0xfb50000000000000), UINT64_C(0xc94773d85a7917ca) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_34_1__tab[] = { 0xc94773d85a7917cafb500000 }; #elif GMP_NUMB_BITS == 128 @@ -1240,7 +1248,7 @@ const mp_limb_t mpfr_l2b_35_0__tab[] = { 0x1800, 0xa423 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_35_0__tab[] = { 0xa4231800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_35_0__tab[] = { 0xa423180000000000 }; +const mp_limb_t mpfr_l2b_35_0__tab[] = { UINT64_C(0xa423180000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_35_0__tab[] = { 0xa42318000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1255,7 +1263,7 @@ const mp_limb_t mpfr_l2b_35_1__tab[] = { 0x6960, 0x18c2, 0x6037, 0x567c, 0xc7a3 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_35_1__tab[] = { 0x69600000, 0x603718c2, 0xc7a3567c }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_35_1__tab[] = { 0x6960000000000000, 0xc7a3567c603718c2 }; +const mp_limb_t mpfr_l2b_35_1__tab[] = { UINT64_C(0x6960000000000000), UINT64_C(0xc7a3567c603718c2) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_35_1__tab[] = { 0xc7a3567c603718c269600000 }; #elif GMP_NUMB_BITS == 128 @@ -1270,7 +1278,7 @@ const mp_limb_t mpfr_l2b_36_0__tab[] = { 0x0800, 0xa570 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_36_0__tab[] = { 0xa5700800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_36_0__tab[] = { 0xa570080000000000 }; +const mp_limb_t mpfr_l2b_36_0__tab[] = { UINT64_C(0xa570080000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_36_0__tab[] = { 0xa57008000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1285,7 +1293,7 @@ const mp_limb_t mpfr_l2b_36_1__tab[] = { 0xff10, 0xf9e9, 0xe054, 0x9236, 0xc611 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_36_1__tab[] = { 0xff100000, 0xe054f9e9, 0xc6119236 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_36_1__tab[] = { 0xff10000000000000, 0xc6119236e054f9e9 }; +const mp_limb_t mpfr_l2b_36_1__tab[] = { UINT64_C(0xff10000000000000), UINT64_C(0xc6119236e054f9e9) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_36_1__tab[] = { 0xc6119236e054f9e9ff100000 }; #elif GMP_NUMB_BITS == 128 @@ -1300,7 +1308,7 @@ const mp_limb_t mpfr_l2b_37_0__tab[] = { 0xd800, 0xa6b3 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_37_0__tab[] = { 0xa6b3d800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_37_0__tab[] = { 0xa6b3d80000000000 }; +const mp_limb_t mpfr_l2b_37_0__tab[] = { UINT64_C(0xa6b3d80000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_37_0__tab[] = { 0xa6b3d8000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1315,7 +1323,7 @@ const mp_limb_t mpfr_l2b_37_1__tab[] = { 0x1618, 0x6b36, 0x70d7, 0xd3a2, 0xc490 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_37_1__tab[] = { 0x16180000, 0x70d76b36, 0xc490d3a2 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_37_1__tab[] = { 0x1618000000000000, 0xc490d3a270d76b36 }; +const mp_limb_t mpfr_l2b_37_1__tab[] = { UINT64_C(0x1618000000000000), UINT64_C(0xc490d3a270d76b36) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_37_1__tab[] = { 0xc490d3a270d76b3616180000 }; #elif GMP_NUMB_BITS == 128 @@ -1330,7 +1338,7 @@ const mp_limb_t mpfr_l2b_38_0__tab[] = { 0x0600, 0xa7ef }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_38_0__tab[] = { 0xa7ef0600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_38_0__tab[] = { 0xa7ef060000000000 }; +const mp_limb_t mpfr_l2b_38_0__tab[] = { UINT64_C(0xa7ef060000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_38_0__tab[] = { 0xa7ef06000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1345,7 +1353,7 @@ const mp_limb_t mpfr_l2b_38_1__tab[] = { 0xa3e0, 0x9505, 0x5182, 0xe8d2, 0xc31f #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_38_1__tab[] = { 0xa3e00000, 0x51829505, 0xc31fe8d2 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_38_1__tab[] = { 0xa3e0000000000000, 0xc31fe8d251829505 }; +const mp_limb_t mpfr_l2b_38_1__tab[] = { UINT64_C(0xa3e0000000000000), UINT64_C(0xc31fe8d251829505) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_38_1__tab[] = { 0xc31fe8d251829505a3e00000 }; #elif GMP_NUMB_BITS == 128 @@ -1360,7 +1368,7 @@ const mp_limb_t mpfr_l2b_39_0__tab[] = { 0x0400, 0xa922 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_39_0__tab[] = { 0xa9220400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_39_0__tab[] = { 0xa922040000000000 }; +const mp_limb_t mpfr_l2b_39_0__tab[] = { UINT64_C(0xa922040000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_39_0__tab[] = { 0xa92204000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1375,7 +1383,7 @@ const mp_limb_t mpfr_l2b_39_1__tab[] = { 0xfcf8, 0xf1b5, 0x10ca, 0xbd32, 0xc1bd #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_39_1__tab[] = { 0xfcf80000, 0x10caf1b5, 0xc1bdbd32 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_39_1__tab[] = { 0xfcf8000000000000, 0xc1bdbd3210caf1b5 }; +const mp_limb_t mpfr_l2b_39_1__tab[] = { UINT64_C(0xfcf8000000000000), UINT64_C(0xc1bdbd3210caf1b5) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_39_1__tab[] = { 0xc1bdbd3210caf1b5fcf80000 }; #elif GMP_NUMB_BITS == 128 @@ -1390,7 +1398,7 @@ const mp_limb_t mpfr_l2b_40_0__tab[] = { 0x3e00, 0xaa4d }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_40_0__tab[] = { 0xaa4d3e00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_40_0__tab[] = { 0xaa4d3e0000000000 }; +const mp_limb_t mpfr_l2b_40_0__tab[] = { UINT64_C(0xaa4d3e0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_40_0__tab[] = { 0xaa4d3e000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1405,7 +1413,7 @@ const mp_limb_t mpfr_l2b_40_1__tab[] = { 0xdce8, 0x4948, 0xeff7, 0x55ff, 0xc069 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_40_1__tab[] = { 0xdce80000, 0xeff74948, 0xc06955ff }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_40_1__tab[] = { 0xdce8000000000000, 0xc06955ffeff74948 }; +const mp_limb_t mpfr_l2b_40_1__tab[] = { UINT64_C(0xdce8000000000000), UINT64_C(0xc06955ffeff74948) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_40_1__tab[] = { 0xc06955ffeff74948dce80000 }; #elif GMP_NUMB_BITS == 128 @@ -1420,7 +1428,7 @@ const mp_limb_t mpfr_l2b_41_0__tab[] = { 0x1200, 0xab71 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_41_0__tab[] = { 0xab711200 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_41_0__tab[] = { 0xab71120000000000 }; +const mp_limb_t mpfr_l2b_41_0__tab[] = { UINT64_C(0xab71120000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_41_0__tab[] = { 0xab7112000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1435,7 +1443,7 @@ const mp_limb_t mpfr_l2b_41_1__tab[] = { 0xdc28, 0x7cef, 0xf695, 0xcf47, 0xbf21 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_41_1__tab[] = { 0xdc280000, 0xf6957cef, 0xbf21cf47 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_41_1__tab[] = { 0xdc28000000000000, 0xbf21cf47f6957cef }; +const mp_limb_t mpfr_l2b_41_1__tab[] = { UINT64_C(0xdc28000000000000), UINT64_C(0xbf21cf47f6957cef) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_41_1__tab[] = { 0xbf21cf47f6957cefdc280000 }; #elif GMP_NUMB_BITS == 128 @@ -1450,7 +1458,7 @@ const mp_limb_t mpfr_l2b_42_0__tab[] = { 0xde00, 0xac8d }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_42_0__tab[] = { 0xac8dde00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_42_0__tab[] = { 0xac8dde0000000000 }; +const mp_limb_t mpfr_l2b_42_0__tab[] = { UINT64_C(0xac8dde0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_42_0__tab[] = { 0xac8dde000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1465,7 +1473,7 @@ const mp_limb_t mpfr_l2b_42_1__tab[] = { 0xba10, 0x7125, 0x939b, 0x594a, 0xbde6 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_42_1__tab[] = { 0xba100000, 0x939b7125, 0xbde6594a }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_42_1__tab[] = { 0xba10000000000000, 0xbde6594a939b7125 }; +const mp_limb_t mpfr_l2b_42_1__tab[] = { UINT64_C(0xba10000000000000), UINT64_C(0xbde6594a939b7125) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_42_1__tab[] = { 0xbde6594a939b7125ba100000 }; #elif GMP_NUMB_BITS == 128 @@ -1480,7 +1488,7 @@ const mp_limb_t mpfr_l2b_43_0__tab[] = { 0xf600, 0xada3 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_43_0__tab[] = { 0xada3f600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_43_0__tab[] = { 0xada3f60000000000 }; +const mp_limb_t mpfr_l2b_43_0__tab[] = { UINT64_C(0xada3f60000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_43_0__tab[] = { 0xada3f6000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1495,7 +1503,7 @@ const mp_limb_t mpfr_l2b_43_1__tab[] = { 0x9560, 0x2ab5, 0x9118, 0x363d, 0xbcb6 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_43_1__tab[] = { 0x95600000, 0x91182ab5, 0xbcb6363d }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_43_1__tab[] = { 0x9560000000000000, 0xbcb6363d91182ab5 }; +const mp_limb_t mpfr_l2b_43_1__tab[] = { UINT64_C(0x9560000000000000), UINT64_C(0xbcb6363d91182ab5) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_43_1__tab[] = { 0xbcb6363d91182ab595600000 }; #elif GMP_NUMB_BITS == 128 @@ -1510,7 +1518,7 @@ const mp_limb_t mpfr_l2b_44_0__tab[] = { 0xaa00, 0xaeb3 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_44_0__tab[] = { 0xaeb3aa00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_44_0__tab[] = { 0xaeb3aa0000000000 }; +const mp_limb_t mpfr_l2b_44_0__tab[] = { UINT64_C(0xaeb3aa0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_44_0__tab[] = { 0xaeb3aa000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1525,7 +1533,7 @@ const mp_limb_t mpfr_l2b_44_1__tab[] = { 0x1590, 0x4e90, 0x3a3d, 0xb859, 0xbb90 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_44_1__tab[] = { 0x15900000, 0x3a3d4e90, 0xbb90b859 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_44_1__tab[] = { 0x1590000000000000, 0xbb90b8593a3d4e90 }; +const mp_limb_t mpfr_l2b_44_1__tab[] = { UINT64_C(0x1590000000000000), UINT64_C(0xbb90b8593a3d4e90) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_44_1__tab[] = { 0xbb90b8593a3d4e9015900000 }; #elif GMP_NUMB_BITS == 128 @@ -1540,7 +1548,7 @@ const mp_limb_t mpfr_l2b_45_0__tab[] = { 0x4400, 0xafbd }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_45_0__tab[] = { 0xafbd4400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_45_0__tab[] = { 0xafbd440000000000 }; +const mp_limb_t mpfr_l2b_45_0__tab[] = { UINT64_C(0xafbd440000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_45_0__tab[] = { 0xafbd44000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1555,7 +1563,7 @@ const mp_limb_t mpfr_l2b_45_1__tab[] = { 0x1e78, 0x76f5, 0x1010, 0x4026, 0xba75 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_45_1__tab[] = { 0x1e780000, 0x101076f5, 0xba754026 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_45_1__tab[] = { 0x1e78000000000000, 0xba754026101076f5 }; +const mp_limb_t mpfr_l2b_45_1__tab[] = { UINT64_C(0x1e78000000000000), UINT64_C(0xba754026101076f5) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_45_1__tab[] = { 0xba754026101076f51e780000 }; #elif GMP_NUMB_BITS == 128 @@ -1570,7 +1578,7 @@ const mp_limb_t mpfr_l2b_46_0__tab[] = { 0x0600, 0xb0c1 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_46_0__tab[] = { 0xb0c10600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_46_0__tab[] = { 0xb0c1060000000000 }; +const mp_limb_t mpfr_l2b_46_0__tab[] = { UINT64_C(0xb0c1060000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_46_0__tab[] = { 0xb0c106000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1585,7 +1593,7 @@ const mp_limb_t mpfr_l2b_46_1__tab[] = { 0xb670, 0x0512, 0x69aa, 0x3b01, 0xb963 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_46_1__tab[] = { 0xb6700000, 0x69aa0512, 0xb9633b01 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_46_1__tab[] = { 0xb670000000000000, 0xb9633b0169aa0512 }; +const mp_limb_t mpfr_l2b_46_1__tab[] = { UINT64_C(0xb670000000000000), UINT64_C(0xb9633b0169aa0512) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_46_1__tab[] = { 0xb9633b0169aa0512b6700000 }; #elif GMP_NUMB_BITS == 128 @@ -1600,7 +1608,7 @@ const mp_limb_t mpfr_l2b_47_0__tab[] = { 0x3200, 0xb1bf }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_47_0__tab[] = { 0xb1bf3200 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_47_0__tab[] = { 0xb1bf320000000000 }; +const mp_limb_t mpfr_l2b_47_0__tab[] = { UINT64_C(0xb1bf320000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_47_0__tab[] = { 0xb1bf32000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1615,7 +1623,7 @@ const mp_limb_t mpfr_l2b_47_1__tab[] = { 0x5118, 0x4133, 0xfbe4, 0x21d0, 0xb85a #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_47_1__tab[] = { 0x51180000, 0xfbe44133, 0xb85a21d0 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_47_1__tab[] = { 0x5118000000000000, 0xb85a21d0fbe44133 }; +const mp_limb_t mpfr_l2b_47_1__tab[] = { UINT64_C(0x5118000000000000), UINT64_C(0xb85a21d0fbe44133) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_47_1__tab[] = { 0xb85a21d0fbe4413351180000 }; #elif GMP_NUMB_BITS == 128 @@ -1630,7 +1638,7 @@ const mp_limb_t mpfr_l2b_48_0__tab[] = { 0x0400, 0xb2b8 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_48_0__tab[] = { 0xb2b80400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_48_0__tab[] = { 0xb2b8040000000000 }; +const mp_limb_t mpfr_l2b_48_0__tab[] = { UINT64_C(0xb2b8040000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_48_0__tab[] = { 0xb2b804000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1645,7 +1653,7 @@ const mp_limb_t mpfr_l2b_48_1__tab[] = { 0x0490, 0x663d, 0x960d, 0x77de, 0xb759 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_48_1__tab[] = { 0x04900000, 0x960d663d, 0xb75977de }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_48_1__tab[] = { 0x0490000000000000, 0xb75977de960d663d }; +const mp_limb_t mpfr_l2b_48_1__tab[] = { UINT64_C(0x0490000000000000), UINT64_C(0xb75977de960d663d) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_48_1__tab[] = { 0xb75977de960d663d04900000 }; #elif GMP_NUMB_BITS == 128 @@ -1660,7 +1668,7 @@ const mp_limb_t mpfr_l2b_49_0__tab[] = { 0xb400, 0xb3ab }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_49_0__tab[] = { 0xb3abb400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_49_0__tab[] = { 0xb3abb40000000000 }; +const mp_limb_t mpfr_l2b_49_0__tab[] = { UINT64_C(0xb3abb40000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_49_0__tab[] = { 0xb3abb4000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1675,7 +1683,7 @@ const mp_limb_t mpfr_l2b_49_1__tab[] = { 0x37b8, 0xa711, 0x754d, 0xc9d6, 0xb660 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_49_1__tab[] = { 0x37b80000, 0x754da711, 0xb660c9d6 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_49_1__tab[] = { 0x37b8000000000000, 0xb660c9d6754da711 }; +const mp_limb_t mpfr_l2b_49_1__tab[] = { UINT64_C(0x37b8000000000000), UINT64_C(0xb660c9d6754da711) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_49_1__tab[] = { 0xb660c9d6754da71137b80000 }; #elif GMP_NUMB_BITS == 128 @@ -1690,7 +1698,7 @@ const mp_limb_t mpfr_l2b_50_0__tab[] = { 0x7a00, 0xb49a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_50_0__tab[] = { 0xb49a7a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_50_0__tab[] = { 0xb49a7a0000000000 }; +const mp_limb_t mpfr_l2b_50_0__tab[] = { UINT64_C(0xb49a7a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_50_0__tab[] = { 0xb49a7a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1705,7 +1713,7 @@ const mp_limb_t mpfr_l2b_50_1__tab[] = { 0x27f0, 0xe532, 0x7344, 0xace3, 0xb56f #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_50_1__tab[] = { 0x27f00000, 0x7344e532, 0xb56face3 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_50_1__tab[] = { 0x27f0000000000000, 0xb56face37344e532 }; +const mp_limb_t mpfr_l2b_50_1__tab[] = { UINT64_C(0x27f0000000000000), UINT64_C(0xb56face37344e532) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_50_1__tab[] = { 0xb56face37344e53227f00000 }; #elif GMP_NUMB_BITS == 128 @@ -1720,7 +1728,7 @@ const mp_limb_t mpfr_l2b_51_0__tab[] = { 0x8400, 0xb584 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_51_0__tab[] = { 0xb5848400 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_51_0__tab[] = { 0xb584840000000000 }; +const mp_limb_t mpfr_l2b_51_0__tab[] = { UINT64_C(0xb584840000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_51_0__tab[] = { 0xb58484000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1735,7 +1743,7 @@ const mp_limb_t mpfr_l2b_51_1__tab[] = { 0x4000, 0xe9a9, 0x0f8a, 0xbde5, 0xb485 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_51_1__tab[] = { 0x40000000, 0x0f8ae9a9, 0xb485bde5 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_51_1__tab[] = { 0x4000000000000000, 0xb485bde50f8ae9a9 }; +const mp_limb_t mpfr_l2b_51_1__tab[] = { UINT64_C(0x4000000000000000), UINT64_C(0xb485bde50f8ae9a9) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_51_1__tab[] = { 0xb485bde50f8ae9a940000000 }; #elif GMP_NUMB_BITS == 128 @@ -1750,7 +1758,7 @@ const mp_limb_t mpfr_l2b_52_0__tab[] = { 0x0200, 0xb66a }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_52_0__tab[] = { 0xb66a0200 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_52_0__tab[] = { 0xb66a020000000000 }; +const mp_limb_t mpfr_l2b_52_0__tab[] = { UINT64_C(0xb66a020000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_52_0__tab[] = { 0xb66a02000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1765,7 +1773,7 @@ const mp_limb_t mpfr_l2b_52_1__tab[] = { 0x4608, 0xfcb3, 0xeecf, 0xa0bb, 0xb3a2 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_52_1__tab[] = { 0x46080000, 0xeecffcb3, 0xb3a2a0bb }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_52_1__tab[] = { 0x4608000000000000, 0xb3a2a0bbeecffcb3 }; +const mp_limb_t mpfr_l2b_52_1__tab[] = { UINT64_C(0x4608000000000000), UINT64_C(0xb3a2a0bbeecffcb3) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_52_1__tab[] = { 0xb3a2a0bbeecffcb346080000 }; #elif GMP_NUMB_BITS == 128 @@ -1780,7 +1788,7 @@ const mp_limb_t mpfr_l2b_53_0__tab[] = { 0x2000, 0xb74b }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_53_0__tab[] = { 0xb74b2000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_53_0__tab[] = { 0xb74b200000000000 }; +const mp_limb_t mpfr_l2b_53_0__tab[] = { UINT64_C(0xb74b200000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_53_0__tab[] = { 0xb74b20000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1795,7 +1803,7 @@ const mp_limb_t mpfr_l2b_53_1__tab[] = { 0xa360, 0x8ccb, 0xeb5f, 0xffa9, 0xb2c5 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_53_1__tab[] = { 0xa3600000, 0xeb5f8ccb, 0xb2c5ffa9 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_53_1__tab[] = { 0xa360000000000000, 0xb2c5ffa9eb5f8ccb }; +const mp_limb_t mpfr_l2b_53_1__tab[] = { UINT64_C(0xa360000000000000), UINT64_C(0xb2c5ffa9eb5f8ccb) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_53_1__tab[] = { 0xb2c5ffa9eb5f8ccba3600000 }; #elif GMP_NUMB_BITS == 128 @@ -1810,7 +1818,7 @@ const mp_limb_t mpfr_l2b_54_0__tab[] = { 0x0a00, 0xb828 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_54_0__tab[] = { 0xb8280a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_54_0__tab[] = { 0xb8280a0000000000 }; +const mp_limb_t mpfr_l2b_54_0__tab[] = { UINT64_C(0xb8280a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_54_0__tab[] = { 0xb8280a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1825,7 +1833,7 @@ const mp_limb_t mpfr_l2b_54_1__tab[] = { 0xf368, 0xe940, 0x3e86, 0x8ac3, 0xb1ef #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_54_1__tab[] = { 0xf3680000, 0x3e86e940, 0xb1ef8ac3 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_54_1__tab[] = { 0xf368000000000000, 0xb1ef8ac33e86e940 }; +const mp_limb_t mpfr_l2b_54_1__tab[] = { UINT64_C(0xf368000000000000), UINT64_C(0xb1ef8ac33e86e940) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_54_1__tab[] = { 0xb1ef8ac33e86e940f3680000 }; #elif GMP_NUMB_BITS == 128 @@ -1840,7 +1848,7 @@ const mp_limb_t mpfr_l2b_55_0__tab[] = { 0xe800, 0xb900 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_55_0__tab[] = { 0xb900e800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_55_0__tab[] = { 0xb900e80000000000 }; +const mp_limb_t mpfr_l2b_55_0__tab[] = { UINT64_C(0xb900e80000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_55_0__tab[] = { 0xb900e8000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1855,7 +1863,7 @@ const mp_limb_t mpfr_l2b_55_1__tab[] = { 0x7a40, 0xd18e, 0xa4b5, 0xf76e, 0xb11e #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_55_1__tab[] = { 0x7a400000, 0xa4b5d18e, 0xb11ef76e }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_55_1__tab[] = { 0x7a40000000000000, 0xb11ef76ea4b5d18e }; +const mp_limb_t mpfr_l2b_55_1__tab[] = { UINT64_C(0x7a40000000000000), UINT64_C(0xb11ef76ea4b5d18e) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_55_1__tab[] = { 0xb11ef76ea4b5d18e7a400000 }; #elif GMP_NUMB_BITS == 128 @@ -1870,7 +1878,7 @@ const mp_limb_t mpfr_l2b_56_0__tab[] = { 0xda00, 0xb9d5 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_56_0__tab[] = { 0xb9d5da00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_56_0__tab[] = { 0xb9d5da0000000000 }; +const mp_limb_t mpfr_l2b_56_0__tab[] = { UINT64_C(0xb9d5da0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_56_0__tab[] = { 0xb9d5da000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1885,7 +1893,7 @@ const mp_limb_t mpfr_l2b_56_1__tab[] = { 0xe818, 0x4c7b, 0xaa2c, 0xfff2, 0xb053 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_56_1__tab[] = { 0xe8180000, 0xaa2c4c7b, 0xb053fff2 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_56_1__tab[] = { 0xe818000000000000, 0xb053fff2aa2c4c7b }; +const mp_limb_t mpfr_l2b_56_1__tab[] = { UINT64_C(0xe818000000000000), UINT64_C(0xb053fff2aa2c4c7b) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_56_1__tab[] = { 0xb053fff2aa2c4c7be8180000 }; #elif GMP_NUMB_BITS == 128 @@ -1900,7 +1908,7 @@ const mp_limb_t mpfr_l2b_57_0__tab[] = { 0x0a00, 0xbaa7 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_57_0__tab[] = { 0xbaa70a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_57_0__tab[] = { 0xbaa70a0000000000 }; +const mp_limb_t mpfr_l2b_57_0__tab[] = { UINT64_C(0xbaa70a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_57_0__tab[] = { 0xbaa70a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1915,7 +1923,7 @@ const mp_limb_t mpfr_l2b_57_1__tab[] = { 0xefb0, 0x814f, 0x8e2f, 0x630e, 0xaf8e #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_57_1__tab[] = { 0xefb00000, 0x8e2f814f, 0xaf8e630e }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_57_1__tab[] = { 0xefb0000000000000, 0xaf8e630e8e2f814f }; +const mp_limb_t mpfr_l2b_57_1__tab[] = { UINT64_C(0xefb0000000000000), UINT64_C(0xaf8e630e8e2f814f) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_57_1__tab[] = { 0xaf8e630e8e2f814fefb00000 }; #elif GMP_NUMB_BITS == 128 @@ -1930,7 +1938,7 @@ const mp_limb_t mpfr_l2b_58_0__tab[] = { 0x9600, 0xbb74 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_58_0__tab[] = { 0xbb749600 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_58_0__tab[] = { 0xbb74960000000000 }; +const mp_limb_t mpfr_l2b_58_0__tab[] = { UINT64_C(0xbb74960000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_58_0__tab[] = { 0xbb7496000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1945,7 +1953,7 @@ const mp_limb_t mpfr_l2b_58_1__tab[] = { 0x5d18, 0x41a1, 0x6114, 0xe39d, 0xaecd #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_58_1__tab[] = { 0x5d180000, 0x611441a1, 0xaecde39d }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_58_1__tab[] = { 0x5d18000000000000, 0xaecde39d611441a1 }; +const mp_limb_t mpfr_l2b_58_1__tab[] = { UINT64_C(0x5d18000000000000), UINT64_C(0xaecde39d611441a1) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_58_1__tab[] = { 0xaecde39d611441a15d180000 }; #elif GMP_NUMB_BITS == 128 @@ -1960,7 +1968,7 @@ const mp_limb_t mpfr_l2b_59_0__tab[] = { 0x9e00, 0xbc3e }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_59_0__tab[] = { 0xbc3e9e00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_59_0__tab[] = { 0xbc3e9e0000000000 }; +const mp_limb_t mpfr_l2b_59_0__tab[] = { UINT64_C(0xbc3e9e0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_59_0__tab[] = { 0xbc3e9e000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -1975,7 +1983,7 @@ const mp_limb_t mpfr_l2b_59_1__tab[] = { 0xd000, 0x97df, 0x2f97, 0x4842, 0xae12 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_59_1__tab[] = { 0xd0000000, 0x2f9797df, 0xae124842 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_59_1__tab[] = { 0xd000000000000000, 0xae1248422f9797df }; +const mp_limb_t mpfr_l2b_59_1__tab[] = { UINT64_C(0xd000000000000000), UINT64_C(0xae1248422f9797df) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_59_1__tab[] = { 0xae1248422f9797dfd0000000 }; #elif GMP_NUMB_BITS == 128 @@ -1990,7 +1998,7 @@ const mp_limb_t mpfr_l2b_60_0__tab[] = { 0x4000, 0xbd05 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_60_0__tab[] = { 0xbd054000 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_60_0__tab[] = { 0xbd05400000000000 }; +const mp_limb_t mpfr_l2b_60_0__tab[] = { UINT64_C(0xbd05400000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_60_0__tab[] = { 0xbd0540000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -2005,7 +2013,7 @@ const mp_limb_t mpfr_l2b_60_1__tab[] = { 0xfe58, 0x206d, 0x3555, 0x5b1c, 0xad5b #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_60_1__tab[] = { 0xfe580000, 0x3555206d, 0xad5b5b1c }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_60_1__tab[] = { 0xfe58000000000000, 0xad5b5b1c3555206d }; +const mp_limb_t mpfr_l2b_60_1__tab[] = { UINT64_C(0xfe58000000000000), UINT64_C(0xad5b5b1c3555206d) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_60_1__tab[] = { 0xad5b5b1c3555206dfe580000 }; #elif GMP_NUMB_BITS == 128 @@ -2020,7 +2028,7 @@ const mp_limb_t mpfr_l2b_61_0__tab[] = { 0x9a00, 0xbdc8 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_61_0__tab[] = { 0xbdc89a00 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_61_0__tab[] = { 0xbdc89a0000000000 }; +const mp_limb_t mpfr_l2b_61_0__tab[] = { UINT64_C(0xbdc89a0000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_61_0__tab[] = { 0xbdc89a000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -2035,7 +2043,7 @@ const mp_limb_t mpfr_l2b_61_1__tab[] = { 0x4df8, 0x7757, 0x31cb, 0xe982, 0xaca8 #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_61_1__tab[] = { 0x4df80000, 0x31cb7757, 0xaca8e982 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_61_1__tab[] = { 0x4df8000000000000, 0xaca8e98231cb7757 }; +const mp_limb_t mpfr_l2b_61_1__tab[] = { UINT64_C(0x4df8000000000000), UINT64_C(0xaca8e98231cb7757) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_61_1__tab[] = { 0xaca8e98231cb77574df80000 }; #elif GMP_NUMB_BITS == 128 @@ -2050,7 +2058,7 @@ const mp_limb_t mpfr_l2b_62_0__tab[] = { 0xc800, 0xbe88 }; #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_62_0__tab[] = { 0xbe88c800 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_62_0__tab[] = { 0xbe88c80000000000 }; +const mp_limb_t mpfr_l2b_62_0__tab[] = { UINT64_C(0xbe88c80000000000) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_62_0__tab[] = { 0xbe88c8000000000000000000 }; #elif GMP_NUMB_BITS == 128 @@ -2065,7 +2073,7 @@ const mp_limb_t mpfr_l2b_62_1__tab[] = { 0x74f8, 0xf905, 0x1831, 0xc3c4, 0xabfa #elif GMP_NUMB_BITS == 32 const mp_limb_t mpfr_l2b_62_1__tab[] = { 0x74f80000, 0x1831f905, 0xabfac3c4 }; #elif GMP_NUMB_BITS == 64 -const mp_limb_t mpfr_l2b_62_1__tab[] = { 0x74f8000000000000, 0xabfac3c41831f905 }; +const mp_limb_t mpfr_l2b_62_1__tab[] = { UINT64_C(0x74f8000000000000), UINT64_C(0xabfac3c41831f905) }; #elif GMP_NUMB_BITS == 96 const mp_limb_t mpfr_l2b_62_1__tab[] = { 0xabfac3c41831f90574f80000 }; #elif GMP_NUMB_BITS == 128 @@ -2202,7 +2210,7 @@ const __mpfr_struct __gmpfr_l2b[BASE_MAX-1][2] = { /* returns ceil(e * log2(b)^((-1)^i)), or ... + 1. For i=0, uses a 23-bit upper approximation to log(beta)/log(2). - For i=1, uses a 76-bit upper approximation to log(2)/log(beta). + For i=1, uses a 77-bit upper approximation to log(2)/log(beta). Note: this function should be called only in the extended exponent range. */ mpfr_exp_t @@ -2211,20 +2219,20 @@ mpfr_ceil_mul (mpfr_exp_t e, int beta, int i) mpfr_srcptr p; mpfr_t t; mpfr_exp_t r; + mp_limb_t tmpmant[MPFR_EXP_LIMB_SIZE]; p = &__gmpfr_l2b[beta-2][i]; - mpfr_init2 (t, sizeof (mpfr_exp_t) * CHAR_BIT); + MPFR_TMP_INIT1(tmpmant, t, sizeof (mpfr_exp_t) * CHAR_BIT - 1); mpfr_set_exp_t (t, e, MPFR_RNDU); mpfr_mul (t, t, p, MPFR_RNDU); r = mpfr_get_exp_t (t, MPFR_RNDU); - mpfr_clear (t); return r; } /* prints the mantissa of x in the string s, and writes the corresponding exponent in e. x is rounded with direction rnd, m is the number of digits of the mantissa, - b is the given base (2 <= b <= 62). + |b| is the given base (2 <= b <= 62 or -36 <= b <= -2). Return value: if s=NULL, allocates a string to store the mantissa, with @@ -2232,10 +2240,11 @@ mpfr_ceil_mul (mpfr_exp_t e, int beta, int i) (thus m+1 or m+2 characters). Important: when you call this function with s=NULL, don't forget to free - the memory space allocated, with free(s, strlen(s)). + the memory space allocated, with mpfr_free_str. */ char* -mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t rnd) +mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, + mpfr_rnd_t rnd) { const char *num_to_text; int exact; /* exact result */ @@ -2251,35 +2260,53 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t size_t n, i; char *s0; int neg; - int ret; /* return value of mpfr_get_str_aux */ + int ret; /* return value of mpfr_get_str_aux */ + int b0 = b; /* initial base argument, might be negative */ MPFR_ZIV_DECL (loop); MPFR_SAVE_EXPO_DECL (expo); - MPFR_TMP_DECL(marker); + MPFR_TMP_DECL (marker); /* if exact = 1 then err is undefined */ /* otherwise err is such that |x*b^(m-g)-a*2^exp_a| < 2^(err+exp_a) */ - /* is the base valid? */ - if (b < 2 || b > 62) + MPFR_LOG_FUNC + (("b=%d m=%zu x[%Pu]=%.*Rg rnd=%d", + b, m, mpfr_get_prec (x), mpfr_log_prec, x, rnd), + ("flags=%lx", (unsigned long) __gmpfr_flags)); + + /* Is the base argument valid? Valid values are -36 to -2 and 2 to 62. */ + if (b < -36 || (-2 < b && b < 2) || 62 < b) return NULL; - num_to_text = b < 37 ? num_to_text36 : num_to_text62; + num_to_text = (2 <= b && b <= 36) ? num_to_text36 : num_to_text62; + + b = (b > 0) ? b : -b; + + /* now b is positive */ + + /* map RNDF to RNDN, to avoid problems with specification of mpfr_can_round + or mpfr_can_round_raw */ + if (rnd == MPFR_RNDF) + rnd = MPFR_RNDN; if (MPFR_UNLIKELY (MPFR_IS_NAN (x))) { if (s == NULL) - s = (char *) (*__gmp_allocate_func) (6); + s = (char *) mpfr_allocate_func (6); strcpy (s, "@NaN@"); + MPFR_LOG_MSG (("%s\n", s)); + __gmpfr_flags |= MPFR_FLAGS_NAN; return s; } - neg = MPFR_SIGN(x) < 0; /* 0 if positive, 1 if negative */ + neg = MPFR_IS_NEG (x); /* 0 if positive, 1 if negative */ if (MPFR_UNLIKELY (MPFR_IS_INF (x))) { if (s == NULL) - s = (char *) (*__gmp_allocate_func) (neg + 6); + s = (char *) mpfr_allocate_func (neg + 6); strcpy (s, (neg) ? "-@Inf@" : "@Inf@"); + MPFR_LOG_MSG (("%s\n", s)); return s; } @@ -2302,18 +2329,22 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t m = 2; } - /* the code below for non-power-of-two bases works for m=1 */ - MPFR_ASSERTN (m >= 2 || (IS_POW2(b) == 0 && m >= 1)); + MPFR_LOG_MSG (("m=%zu\n", m)); + + /* The code below for non-power-of-two bases works for m=1; + this is important for the internal use of mpfr_get_str. */ + MPFR_ASSERTN (m >= 2 || (!IS_POW2(b) && m >= 1)); /* x is a floating-point number */ - if (MPFR_IS_ZERO(x)) + if (s == NULL) + s = (char *) mpfr_allocate_func (neg + m + 1); + s0 = s; + if (neg) + *s++ = '-'; + + if (MPFR_IS_ZERO (x)) { - if (s == NULL) - s = (char*) (*__gmp_allocate_func) (neg + m + 1); - s0 = s; - if (neg) - *s++ = '-'; memset (s, '0', m); s[m] = '\0'; *e = 0; /* a bit like frexp() in ISO C99 */ @@ -2321,15 +2352,9 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t return s0; /* strlen(s0) = neg + m */ } - if (s == NULL) - s = (char*) (*__gmp_allocate_func) (neg + m + 1); - s0 = s; - if (neg) - *s++ = '-'; + xp = MPFR_MANT (x); - xp = MPFR_MANT(x); - - if (IS_POW2(b)) + if (IS_POW2 (b)) { int pow2; mpfr_exp_t f, r; @@ -2384,22 +2409,24 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t n --; } - mpn_get_str ((unsigned char*) s, b, x1, n); - for (i=0; i<m; i++) + mpn_get_str ((unsigned char *) s, b, x1, n); + for (i = 0; i < m; i++) s[i] = num_to_text[(int) s[i]]; s[m] = 0; /* the exponent of s is f + 1 */ *e = f + 1; - MPFR_TMP_FREE(marker); + MPFR_LOG_MSG (("e=%" MPFR_EXP_FSPEC "d\n", (mpfr_eexp_t) *e)); + + MPFR_TMP_FREE (marker); MPFR_SAVE_EXPO_FREE (expo); - return (s0); + return s0; } /* if x < 0, reduce to x > 0 */ if (neg) - rnd = MPFR_INVERT_RND(rnd); + rnd = MPFR_INVERT_RND (rnd); g = mpfr_ceil_mul (MPFR_GET_EXP (x) - 1, b, 1); exact = 1; @@ -2412,7 +2439,7 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t MPFR_ZIV_INIT (loop, prec); for (;;) { - MPFR_TMP_MARK(marker); + MPFR_TMP_MARK (marker); exact = 1; @@ -2425,7 +2452,7 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t nx = MPFR_LIMB_SIZE (x); if ((mpfr_exp_t) m == g) /* final exponent is 0, no multiplication or - division to perform */ + division to perform */ { if (nx > n) exact = mpn_scan1 (xp, 0) >= (nx - n) * GMP_NUMB_BITS; @@ -2515,41 +2542,48 @@ mpfr_get_str (char *s, mpfr_exp_t *e, int b, size_t m, mpfr_srcptr x, mpfr_rnd_t /* check if rounding is possible */ if (exact) err = -1; - ret = mpfr_get_str_aux (s, e, a, n, exp_a, err, b, m, rnd); + + ret = mpfr_get_str_aux (s, e, a, n, exp_a, err, b0, m, rnd); + + MPFR_TMP_FREE (marker); + if (ret == MPFR_ROUND_FAILED) { /* too large error: increment the working precision */ MPFR_ZIV_NEXT (loop, prec); } - else if (ret == -MPFR_ROUND_FAILED) + else if (ret == - MPFR_ROUND_FAILED) { /* too many digits in mantissa: exp = |m-g| */ if ((mpfr_exp_t) m > g) /* exp = m - g, multiply by b^exp */ { - g++; + g ++; exp --; } else /* exp = g - m, divide by b^exp */ { - g++; + g ++; exp ++; } } else - break; - - MPFR_TMP_FREE(marker); + { + if (ret != 0) + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, MPFR_FLAGS_INEXACT); + break; + } } MPFR_ZIV_FREE (loop); *e += g; - MPFR_TMP_FREE(marker); + MPFR_LOG_MSG (("e=%" MPFR_EXP_FSPEC "d\n", (mpfr_eexp_t) *e)); + MPFR_SAVE_EXPO_FREE (expo); return s0; } void mpfr_free_str (char *str) { - (*__gmp_free_func) (str, strlen (str) + 1); + mpfr_free_func (str, strlen (str) + 1); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_ui.c b/Build/source/libs/mpfr/mpfr-src/src/get_ui.c index 48a5f333fbe..9be8d1bdf30 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_ui.c @@ -30,10 +30,11 @@ mpfr_get_ui (mpfr_srcptr f, mpfr_rnd_t rnd) mpfr_t x; mp_size_t n; mpfr_exp_t exp; + MPFR_SAVE_EXPO_DECL (expo); if (MPFR_UNLIKELY (!mpfr_fits_ulong_p (f, rnd))) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return MPFR_IS_NAN (f) || MPFR_IS_NEG (f) ? (unsigned long) 0 : ULONG_MAX; } @@ -44,10 +45,16 @@ mpfr_get_ui (mpfr_srcptr f, mpfr_rnd_t rnd) for (s = ULONG_MAX, prec = 0; s != 0; s /= 2, prec ++) { } + MPFR_SAVE_EXPO_MARK (expo); + /* first round to prec bits */ mpfr_init2 (x, prec); mpfr_rint (x, f, rnd); + /* The flags from mpfr_rint are the wanted ones. In particular, + it sets the inexact flag when necessary. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + /* warning: if x=0, taking its exponent is illegal */ if (MPFR_IS_ZERO(x)) s = 0; @@ -61,5 +68,7 @@ mpfr_get_ui (mpfr_srcptr f, mpfr_rnd_t rnd) mpfr_clear (x); + MPFR_SAVE_EXPO_FREE (expo); + return s; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_uj.c b/Build/source/libs/mpfr/mpfr-src/src/get_uj.c index 805c8a1a874..b5193510c42 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_uj.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_uj.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #include "mpfr-intmax.h" @@ -35,10 +35,11 @@ mpfr_get_uj (mpfr_srcptr f, mpfr_rnd_t rnd) uintmax_t r; mpfr_prec_t prec; mpfr_t x; + MPFR_SAVE_EXPO_DECL (expo); if (MPFR_UNLIKELY (!mpfr_fits_uintmax_p (f, rnd))) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return MPFR_IS_NAN (f) || MPFR_IS_NEG (f) ? (uintmax_t) 0 : MPFR_UINTMAX_MAX; } @@ -50,12 +51,18 @@ mpfr_get_uj (mpfr_srcptr f, mpfr_rnd_t rnd) for (r = MPFR_UINTMAX_MAX, prec = 0; r != 0; r /= 2, prec++) { } - /* Now, r = 0. */ + MPFR_ASSERTD (r == 0); + + MPFR_SAVE_EXPO_MARK (expo); mpfr_init2 (x, prec); mpfr_rint (x, f, rnd); MPFR_ASSERTN (MPFR_IS_FP (x)); + /* The flags from mpfr_rint are the wanted ones. In particular, + it sets the inexact flag when necessary. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + if (MPFR_NOTZERO (x)) { mp_limb_t *xp; @@ -76,6 +83,8 @@ mpfr_get_uj (mpfr_srcptr f, mpfr_rnd_t rnd) mpfr_clear (x); + MPFR_SAVE_EXPO_FREE (expo); + return r; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_z.c b/Build/source/libs/mpfr/mpfr-src/src/get_z.c index 68249a465a6..7eae0dc5be1 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_z.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_z.c @@ -29,11 +29,12 @@ mpfr_get_z (mpz_ptr z, mpfr_srcptr f, mpfr_rnd_t rnd) int inex; mpfr_t r; mpfr_exp_t exp; + MPFR_SAVE_EXPO_DECL (expo); if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (f))) { if (MPFR_UNLIKELY (MPFR_NOTZERO (f))) - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); mpz_set_ui (z, 0); /* The ternary value is 0 even for infinity. Giving the rounding direction in this case would not make much sense anyway, and @@ -41,6 +42,8 @@ mpfr_get_z (mpz_ptr z, mpfr_srcptr f, mpfr_rnd_t rnd) return 0; } + MPFR_SAVE_EXPO_MARK (expo); + exp = MPFR_GET_EXP (f); /* if exp <= 0, then |f|<1, thus |o(f)|<=1 */ MPFR_ASSERTN (exp < 0 || exp <= MPFR_PREC_MAX); @@ -50,6 +53,11 @@ mpfr_get_z (mpz_ptr z, mpfr_srcptr f, mpfr_rnd_t rnd) MPFR_ASSERTN (inex != 1 && inex != -1); /* integral part of f is representable in r */ MPFR_ASSERTN (MPFR_IS_FP (r)); + + /* The flags from mpfr_rint are the wanted ones. In particular, + it sets the inexact flag when necessary. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + exp = mpfr_get_z_2exp (z, r); if (exp >= 0) mpz_mul_2exp (z, z, exp); @@ -57,5 +65,7 @@ mpfr_get_z (mpz_ptr z, mpfr_srcptr f, mpfr_rnd_t rnd) mpz_fdiv_q_2exp (z, z, -exp); mpfr_clear (r); + MPFR_SAVE_EXPO_FREE (expo); + return inex; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/get_z_exp.c b/Build/source/libs/mpfr/mpfr-src/src/get_z_exp.c index f05afc19434..4674619f199 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/get_z_exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/get_z_exp.c @@ -48,16 +48,19 @@ mpfr_get_z_2exp (mpz_ptr z, mpfr_srcptr f) if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (f))) { if (MPFR_UNLIKELY (MPFR_NOTZERO (f))) - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); mpz_set_ui (z, 0); return __gmpfr_emin; } fn = MPFR_LIMB_SIZE(f); + /* FIXME: temporary assert for security. Too large values should + probably be handled like infinities. */ + MPFR_ASSERTN (fn <= INT_MAX); /* due to SIZ(z) being an int */ + /* check whether allocated space for z is enough */ - if (MPFR_UNLIKELY (ALLOC (z) < fn)) - MPZ_REALLOC (z, fn); + mpz_realloc2 (z, (mp_bitcnt_t) fn * GMP_NUMB_BITS); MPFR_UNSIGNED_MINUS_MODULO (sh, MPFR_PREC (f)); if (MPFR_LIKELY (sh)) @@ -71,7 +74,7 @@ mpfr_get_z_2exp (mpz_ptr z, mpfr_srcptr f) < (mpfr_uexp_t) MPFR_PREC (f))) { /* The exponent isn't representable in an mpfr_exp_t. */ - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return MPFR_EXP_MIN; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/gmp_op.c b/Build/source/libs/mpfr/mpfr-src/src/gmp_op.c index 2677b7089cd..e76a8afb969 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/gmp_op.c +++ b/Build/source/libs/mpfr/mpfr-src/src/gmp_op.c @@ -23,6 +23,11 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +/* TODO: for functions with mpz_srcptr, check whether mpz_fits_slong_p + is really useful in all cases. For instance, concerning the addition, + one now has mpz_t -> long -> unsigned long -> mpfr_t then mpfr_add + instead of mpz_t -> mpfr_t then mpfr_add. */ + /* Init and set a mpfr_t with enough precision to store a mpz. This function should be called in the extended exponent range. */ static void @@ -83,21 +88,26 @@ foo2 (mpfr_ptr x, mpz_srcptr y, mpfr_srcptr z, mpfr_rnd_t r, int mpfr_mul_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) { - return foo (y, x, z, r, mpfr_mul); + if (mpz_fits_slong_p (z)) + return mpfr_mul_si (y, x, mpz_get_si (z), r); + else + return foo (y, x, z, r, mpfr_mul); } int mpfr_div_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) { - return foo (y, x, z, r, mpfr_div); + if (mpz_fits_slong_p (z)) + return mpfr_div_si (y, x, mpz_get_si (z), r); + else + return foo (y, x, z, r, mpfr_div); } int mpfr_add_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) { - /* Mpz 0 is unsigned */ - if (MPFR_UNLIKELY (mpz_sgn (z) == 0)) - return mpfr_set (y, x, r); + if (mpz_fits_slong_p (z)) + return mpfr_add_si (y, x, mpz_get_si (z), r); else return foo (y, x, z, r, mpfr_add); } @@ -105,9 +115,8 @@ mpfr_add_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) int mpfr_sub_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) { - /* Mpz 0 is unsigned */ - if (MPFR_UNLIKELY (mpz_sgn (z) == 0)) - return mpfr_set (y, x, r); + if (mpz_fits_slong_p (z)) + return mpfr_sub_si (y, x, mpz_get_si (z), r); else return foo (y, x, z, r, mpfr_sub); } @@ -115,9 +124,8 @@ mpfr_sub_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t r) int mpfr_z_sub (mpfr_ptr y, mpz_srcptr x, mpfr_srcptr z, mpfr_rnd_t r) { - /* Mpz 0 is unsigned */ - if (MPFR_UNLIKELY (mpz_sgn (x) == 0)) - return mpfr_neg (y, z, r); + if (mpz_fits_slong_p (x)) + return mpfr_si_sub (y, mpz_get_si (x), z, r); else return foo2 (y, x, z, r, mpfr_sub); } @@ -128,11 +136,14 @@ mpfr_cmp_z (mpfr_srcptr x, mpz_srcptr z) mpfr_t t; int res; mpfr_prec_t p; - unsigned int flags; + mpfr_flags_t flags; if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) return mpfr_cmp_si (x, mpz_sgn (z)); + if (mpz_fits_slong_p (z)) + return mpfr_cmp_si (x, mpz_get_si (z)); + if (mpz_size (z) <= 1) p = GMP_NUMB_BITS; else @@ -153,6 +164,7 @@ mpfr_cmp_z (mpfr_srcptr x, mpz_srcptr z) return res; } +#ifndef MPFR_USE_MINI_GMP /* Compute y = RND(x*n/d), where n and d are mpz integers. An integer 0 is assumed to have a positive sign. This function is used by mpfr_mul_q and mpfr_div_q. @@ -220,7 +232,8 @@ mpfr_muldiv_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr n, mpz_srcptr d, MPFR_ASSERTN (!MPFR_BLOCK_EXCEP)); MPFR_EXP (y) += ex; /* Detect highly unlikely, not supported corner cases... */ - MPFR_ASSERTN (MPFR_EXP (y) >= __gmpfr_emin && MPFR_IS_PURE_FP (y)); + MPFR_ASSERTN (MPFR_EXP (y) >= __gmpfr_emin); + MPFR_ASSERTN (! MPFR_IS_SINGULAR (y)); /* The potential overflow will be detected by mpfr_check_range. */ } else @@ -465,7 +478,9 @@ mpfr_cmp_q (mpfr_srcptr x, mpq_srcptr q) MPFR_SAVE_EXPO_FREE (expo); return res; } +#endif +#ifndef MPFR_USE_MINI_GMP int mpfr_cmp_f (mpfr_srcptr x, mpf_srcptr z) { @@ -478,7 +493,7 @@ mpfr_cmp_f (mpfr_srcptr x, mpf_srcptr z) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (t, MPFR_PREC_MIN + ABS(SIZ(z)) * GMP_NUMB_BITS ); + mpfr_init2 (t, MPFR_PREC_MIN + ABSIZ(z) * GMP_NUMB_BITS); res = mpfr_set_f (t, z, MPFR_RNDN); MPFR_ASSERTD (res == 0); res = mpfr_cmp (x, t); @@ -487,3 +502,4 @@ mpfr_cmp_f (mpfr_srcptr x, mpf_srcptr z) MPFR_SAVE_EXPO_FREE (expo); return res; } +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/grandom.c b/Build/source/libs/mpfr/mpfr-src/src/grandom.c index eee0eec1671..27a11719af0 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/grandom.c +++ b/Build/source/libs/mpfr/mpfr-src/src/grandom.c @@ -1,5 +1,5 @@ /* mpfr_grandom (rop1, rop2, state, rnd_mode) -- Generate up to two - pseudorandom real numbers according to a standard normal gaussian + pseudorandom real numbers according to a standard normal Gaussian distribution and round it to the precision of rop1, rop2 according to the given rounding mode. diff --git a/Build/source/libs/mpfr/mpfr-src/src/hypot.c b/Build/source/libs/mpfr/mpfr-src/src/hypot.c index 51bb00649bb..246f55d0b4a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/hypot.c +++ b/Build/source/libs/mpfr/mpfr-src/src/hypot.c @@ -98,7 +98,13 @@ mpfr_hypot (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) /* If z > abs(x), then it was already rounded up; otherwise z = abs(x), and we need to add one ulp due to y. */ if (mpfr_abs (z, x, rnd_mode) == 0) - mpfr_nexttoinf (z); + { + mpfr_nexttoinf (z); + /* since mpfr_nexttoinf does not set the overflow flag, + we have to check manually for overflow */ + if (MPFR_UNLIKELY (MPFR_IS_INF (z))) + MPFR_SET_OVERFLOW (); + } MPFR_RET (1); } else /* MPFR_RNDZ, MPFR_RNDD, MPFR_RNDN */ @@ -111,7 +117,7 @@ mpfr_hypot (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) else { MPFR_SET_EXP (z, Ex); - MPFR_SET_SIGN (z, 1); + MPFR_SET_SIGN (z, MPFR_SIGN_POS); MPFR_RNDRAW_GEN (inexact, z, MPFR_MANT (x), N, rnd_mode, 1, goto addoneulp, if (MPFR_UNLIKELY (++ MPFR_EXP (z) > @@ -139,11 +145,29 @@ mpfr_hypot (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - /* Scale x and y to avoid overflow/underflow in x^2 and overflow in y^2 - (as |x| >= |y|). The scaling of y can underflow only when the target - precision is huge, otherwise the case would already have been handled - by the diff_exp > threshold code. */ - sh = mpfr_get_emax () / 2 - Ex - 1; + /* Scale x and y to avoid any overflow and underflow in x^2 + (as |x| >= |y|), and to limit underflow cases for y or y^2. + We have: x = Mx * 2^Ex with 1/2 <= |Mx| < 1, and we choose: + sh = floor((Emax - 1) / 2) - Ex. + Thus (x * 2^sh)^2 = Mx^2 * 2^(2*floor((Emax-1)/2)), which has an + exponent of at most Emax - 1. Therefore (x * 2^sh)^2 + (y * 2^sh)^2 + will have an exponent of at most Emax, even after rounding as we + round toward zero. Using a larger sh wouldn't guarantee an absence + of overflow. Note that the scaling of y can underflow only when the + target precision is huge, otherwise the case would already have been + handled by the diff_exp > threshold code. + FIXME: Friedland in "Algorithm 312: Absolute Value and Square Root of a + Complex Number" (Communications of the ACM, 1967) avoids overflow by + computing |x|*sqrt(1+(y/x)^2) if |x| >= |y|, and |y|*sqrt(1+(x/y)^2) + otherwise. + [VL] This trick (which is a scaling by a non-power of 2, thus doesn't + really bring new behavior w.r.t. overflow/underflow exceptions) may be + useful for hardware floating-point formats because a whole power-of-2 + scaling code is likely to take more time than the additional division, + but in the context of multiple-precision, I doubt that it is a good + idea. Ideally scaling by a power of 2 could be done in a constant time, + e.g. with MPFR_ALIAS; but one needs to be very careful... */ + sh = (mpfr_get_emax () - 1) / 2 - Ex; MPFR_ZIV_INIT (loop, Nt); for (;;) @@ -170,7 +194,7 @@ mpfr_hypot (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) MPFR_ZIV_FREE (loop); MPFR_BLOCK (flags, inexact = mpfr_div_2si (z, t, sh, rnd_mode)); - MPFR_ASSERTD (exact == 0 || inexact != 0); + MPFR_ASSERTD (exact == 0 || inexact != 0 || rnd_mode == MPFR_RNDF); mpfr_clear (t); mpfr_clear (ti); @@ -187,7 +211,7 @@ mpfr_hypot (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_FREE (expo); if (MPFR_OVERFLOW (flags)) - mpfr_set_overflow (); + MPFR_SET_OVERFLOW (); /* hypot(x,y) >= |x|, thus underflow is not possible. */ return mpfr_check_range (z, inexact, rnd_mode); diff --git a/Build/source/libs/mpfr/mpfr-src/src/ieee_floats.h b/Build/source/libs/mpfr/mpfr-src/src/ieee_floats.h index cae1c696124..cb791054590 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ieee_floats.h +++ b/Build/source/libs/mpfr/mpfr-src/src/ieee_floats.h @@ -28,7 +28,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., on alphaev56-unknown-freebsd4.3 the NaN must be 8-bytes, since that compiler+system was seen incorrectly converting from a "float" NaN. */ -#if _GMP_IEEE_FLOATS +#if _MPFR_IEEE_FLOATS /* The "d" field guarantees alignment to a suitable boundary for a double. Could use a union instead, if we checked the compiler supports union @@ -40,41 +40,38 @@ union dbl_bytes { #define MPFR_DBL_INFP (dbl_infp.d) #define MPFR_DBL_INFM (dbl_infm.d) -#define MPFR_DBL_NAN (dbl_nan.d) +#define MPFR_DBL_NAN DBL_NAN -/* Warning! dbl_nan.d is not consistently the same NaN on all the - processors: it can be either a qNaN (quiet) or sNaN (signaling). - Processors are known to differ... */ +/* For NaN, we use DBL_NAN since the memory representation of a NaN depends + on the processor: a fixed memory representation could yield either a + quiet NaN (qNaN) or a signaling NaN (sNaN). For instance, HP PA-RISC + is known to do the opposite way of the usual choice recommended in + IEEE 754-2008; see: + http://grouper.ieee.org/groups/1788/email/msg03272.html -#if HAVE_DOUBLE_IEEE_LITTLE_ENDIAN + Moreover, the right choice is to generate a qNaN in particular because + signaling NaNs are not supported by all compilers (note that the support + must be in the compiler used to build the user-end application because + this is where the sNaN will be obtained). */ + +#ifdef HAVE_DOUBLE_IEEE_LITTLE_ENDIAN static const union dbl_bytes dbl_infp = { { 0, 0, 0, 0, 0, 0, 0xF0, 0x7F } }; static const union dbl_bytes dbl_infm = { { 0, 0, 0, 0, 0, 0, 0xF0, 0xFF } }; -static const union dbl_bytes dbl_nan = - { { 0, 0, 0, 0, 0, 0, 0xF8, 0x7F } }; #endif -#if HAVE_DOUBLE_IEEE_LITTLE_SWAPPED -static const union dbl_bytes dbl_infp = - { { 0, 0, 0xF0, 0x7F, 0, 0, 0, 0 } }; -static const union dbl_bytes dbl_infm = - { { 0, 0, 0xF0, 0xFF, 0, 0, 0, 0 } }; -static const union dbl_bytes dbl_nan = - { { 0, 0, 0xF8, 0x7F, 0, 0, 0, 0 } }; -#endif -#if HAVE_DOUBLE_IEEE_BIG_ENDIAN + +#ifdef HAVE_DOUBLE_IEEE_BIG_ENDIAN static const union dbl_bytes dbl_infp = { { 0x7F, 0xF0, 0, 0, 0, 0, 0, 0 } }; static const union dbl_bytes dbl_infm = { { 0xFF, 0xF0, 0, 0, 0, 0, 0, 0 } }; -static const union dbl_bytes dbl_nan = - { { 0x7F, 0xF8, 0, 0, 0, 0, 0, 0 } }; #endif -#else /* _GMP_IEEE_FLOATS */ +#else /* _MPFR_IEEE_FLOATS */ #define MPFR_DBL_INFP DBL_POS_INF #define MPFR_DBL_INFM DBL_NEG_INF #define MPFR_DBL_NAN DBL_NAN -#endif /* _GMP_IEEE_FLOATS */ +#endif /* _MPFR_IEEE_FLOATS */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/init2.c b/Build/source/libs/mpfr/mpfr-src/src/init2.c index 66a4b989cda..a08dd8f4dc6 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/init2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/init2.c @@ -22,37 +22,37 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -void +MPFR_HOT_FUNCTION_ATTR void mpfr_init2 (mpfr_ptr x, mpfr_prec_t p) { mp_size_t xsize; - mpfr_limb_ptr tmp; + mpfr_size_limb_t *tmp; /* Check if we can represent the number of limbs * associated to the maximum of mpfr_prec_t*/ - MPFR_ASSERTN( MP_SIZE_T_MAX >= (MPFR_PREC_MAX/MPFR_BYTES_PER_MP_LIMB) ); + MPFR_STAT_STATIC_ASSERT( MP_SIZE_T_MAX >= (MPFR_PREC_MAX/MPFR_BYTES_PER_MP_LIMB) ); /* Check for correct GMP_NUMB_BITS and MPFR_BYTES_PER_MP_LIMB */ - MPFR_ASSERTN( GMP_NUMB_BITS == MPFR_BYTES_PER_MP_LIMB * CHAR_BIT - && sizeof(mp_limb_t) == MPFR_BYTES_PER_MP_LIMB ); - + MPFR_STAT_STATIC_ASSERT( GMP_NUMB_BITS == MPFR_BYTES_PER_MP_LIMB * CHAR_BIT + && sizeof(mp_limb_t) == MPFR_BYTES_PER_MP_LIMB ); + /* Check for mp_bits_per_limb (a global variable inside GMP library) */ MPFR_ASSERTN (mp_bits_per_limb == GMP_NUMB_BITS); /* Check for correct EXP NAN, ZERO & INF in both mpfr.h and mpfr-impl.h */ - MPFR_ASSERTN( __MPFR_EXP_NAN == MPFR_EXP_NAN ); - MPFR_ASSERTN( __MPFR_EXP_ZERO == MPFR_EXP_ZERO ); - MPFR_ASSERTN( __MPFR_EXP_INF == MPFR_EXP_INF ); + MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_NAN == MPFR_EXP_NAN ); + MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_ZERO == MPFR_EXP_ZERO ); + MPFR_STAT_STATIC_ASSERT( __MPFR_EXP_INF == MPFR_EXP_INF ); - MPFR_ASSERTN( MPFR_EMAX_MAX <= (MPFR_EXP_MAX >> 1) ); - MPFR_ASSERTN( MPFR_EMIN_MIN >= -(MPFR_EXP_MAX >> 1) ); + MPFR_STAT_STATIC_ASSERT( MPFR_EMAX_MAX <= (MPFR_EXP_MAX >> 1) ); + MPFR_STAT_STATIC_ASSERT( MPFR_EMIN_MIN >= -(MPFR_EXP_MAX >> 1) ); /* p=1 is not allowed since the rounding to nearest even rule requires at - least two bits of mantissa: the neighbours of 3/2 are 1*2^0 and 1*2^1, + least two bits of mantissa: the neighbors of 3/2 are 1*2^0 and 1*2^1, which both have an odd mantissa */ - MPFR_ASSERTN(p >= MPFR_PREC_MIN && p <= MPFR_PREC_MAX); + MPFR_ASSERTN (MPFR_PREC_COND (p)); xsize = MPFR_PREC2LIMBS (p); - tmp = (mpfr_limb_ptr) (*__gmp_allocate_func)(MPFR_MALLOC_SIZE(xsize)); + tmp = (mpfr_size_limb_t *) mpfr_allocate_func(MPFR_MALLOC_SIZE(xsize)); MPFR_PREC(x) = p; /* Set prec */ MPFR_EXP (x) = MPFR_EXP_INVALID; /* make sure that the exp field has a @@ -62,8 +62,3 @@ mpfr_init2 (mpfr_ptr x, mpfr_prec_t p) MPFR_SET_ALLOC_SIZE(x, xsize); /* Fix alloc size of Mantissa */ MPFR_SET_NAN(x); /* initializes to NaN */ } - -#ifdef MPFR_USE_OWN_MPFR_TMP_ALLOC -static unsigned char mpfr_stack_tab[8000000]; -unsigned char *mpfr_stack = mpfr_stack_tab; -#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/inits.c b/Build/source/libs/mpfr/mpfr-src/src/inits.c index 959d822c06d..4491e13f683 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/inits.c +++ b/Build/source/libs/mpfr/mpfr-src/src/inits.c @@ -21,8 +21,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -#undef HAVE_STDARG -#include "config.h" /* for a build within gmp */ +# undef HAVE_STDARG +# include "config.h" #endif #if HAVE_STDARG diff --git a/Build/source/libs/mpfr/mpfr-src/src/inits2.c b/Build/source/libs/mpfr/mpfr-src/src/inits2.c index c6784444684..1b9fe1bc0ae 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/inits2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/inits2.c @@ -22,8 +22,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -#undef HAVE_STDARG -#include "config.h" /* for a build within gmp */ +# undef HAVE_STDARG +# include "config.h" #endif #if HAVE_STDARG diff --git a/Build/source/libs/mpfr/mpfr-src/src/inp_str.c b/Build/source/libs/mpfr/mpfr-src/src/inp_str.c index db8a1bd8643..7facdeaaeae 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/inp_str.c +++ b/Build/source/libs/mpfr/mpfr-src/src/inp_str.c @@ -41,7 +41,7 @@ mpfr_inp_str (mpfr_ptr rop, FILE *stream, int base, mpfr_rnd_t rnd_mode) stream = stdin; alloc_size = 100; - str = (unsigned char *) (*__gmp_allocate_func) (alloc_size); + str = (unsigned char *) mpfr_allocate_func (alloc_size); str_size = 0; nread = 0; @@ -62,7 +62,7 @@ mpfr_inp_str (mpfr_ptr rop, FILE *stream, int base, mpfr_rnd_t rnd_mode) size_t old_alloc_size = alloc_size; alloc_size = alloc_size * 3 / 2; str = (unsigned char *) - (*__gmp_reallocate_func) (str, old_alloc_size, alloc_size); + mpfr_reallocate_func (str, old_alloc_size, alloc_size); } if (c == EOF || isspace (c)) break; @@ -80,7 +80,7 @@ mpfr_inp_str (mpfr_ptr rop, FILE *stream, int base, mpfr_rnd_t rnd_mode) str[str_size] = '\0'; retval = mpfr_set_str (rop, (char *) str, base, rnd_mode); - (*__gmp_free_func) (str, alloc_size); + mpfr_free_func (str, alloc_size); if (retval == -1) return 0; /* error */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/invert_limb.h b/Build/source/libs/mpfr/mpfr-src/src/invert_limb.h new file mode 100644 index 00000000000..b65214fa507 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/invert_limb.h @@ -0,0 +1,233 @@ +/* __gmpfr_invert_limb -- implement GMP's invert_limb (which is not in GMP API) + +Copyright 2016-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* for now, we only provide __gmpfr_invert_limb for 64-bit limb */ +#if GMP_NUMB_BITS == 64 + +/* umul_hi(h, x, y) puts in h the high part of x*y */ +#ifdef HAVE_MULX_U64 +#include <immintrin.h> +#define umul_hi(h, x, y) _mulx_u64 (x, y, (unsigned long long *) &h) +#else +#define umul_hi(h, x, y) \ + do { \ + mp_limb_t _l; \ + umul_ppmm (h, _l, x, y); \ + } while (0) +#endif + +/* for 256 <= d9 < 512, invert_limb_table[d9-256] = floor((2^19-3*2^8)/d9)*2^11 */ +static const mp_limb_t invert_limb_table[256] = + { 2045<<11, 2037<<11, 2029<<11, 2021<<11, 2013<<11, 2005<<11, 1998<<11, 1990<<11, + 1983<<11, 1975<<11, 1968<<11, 1960<<11, 1953<<11, 1946<<11, 1938<<11, 1931<<11, + 1924<<11, 1917<<11, 1910<<11, 1903<<11, 1896<<11, 1889<<11, 1883<<11, 1876<<11, + 1869<<11, 1863<<11, 1856<<11, 1849<<11, 1843<<11, 1836<<11, 1830<<11, 1824<<11, + 1817<<11, 1811<<11, 1805<<11, 1799<<11, 1792<<11, 1786<<11, 1780<<11, 1774<<11, + 1768<<11, 1762<<11, 1756<<11, 1750<<11, 1745<<11, 1739<<11, 1733<<11, 1727<<11, + 1722<<11, 1716<<11, 1710<<11, 1705<<11, 1699<<11, 1694<<11, 1688<<11, 1683<<11, + 1677<<11, 1672<<11, 1667<<11, 1661<<11, 1656<<11, 1651<<11, 1646<<11, 1641<<11, + 1636<<11, 1630<<11, 1625<<11, 1620<<11, 1615<<11, 1610<<11, 1605<<11, 1600<<11, + 1596<<11, 1591<<11, 1586<<11, 1581<<11, 1576<<11, 1572<<11, 1567<<11, 1562<<11, + 1558<<11, 1553<<11, 1548<<11, 1544<<11, 1539<<11, 1535<<11, 1530<<11, 1526<<11, + 1521<<11, 1517<<11, 1513<<11, 1508<<11, 1504<<11, 1500<<11, 1495<<11, 1491<<11, + 1487<<11, 1483<<11, 1478<<11, 1474<<11, 1470<<11, 1466<<11, 1462<<11, 1458<<11, + 1454<<11, 1450<<11, 1446<<11, 1442<<11, 1438<<11, 1434<<11, 1430<<11, 1426<<11, + 1422<<11, 1418<<11, 1414<<11, 1411<<11, 1407<<11, 1403<<11, 1399<<11, 1396<<11, + 1392<<11, 1388<<11, 1384<<11, 1381<<11, 1377<<11, 1374<<11, 1370<<11, 1366<<11, + 1363<<11, 1359<<11, 1356<<11, 1352<<11, 1349<<11, 1345<<11, 1342<<11, 1338<<11, + 1335<<11, 1332<<11, 1328<<11, 1325<<11, 1322<<11, 1318<<11, 1315<<11, 1312<<11, + 1308<<11, 1305<<11, 1302<<11, 1299<<11, 1295<<11, 1292<<11, 1289<<11, 1286<<11, + 1283<<11, 1280<<11, 1276<<11, 1273<<11, 1270<<11, 1267<<11, 1264<<11, 1261<<11, + 1258<<11, 1255<<11, 1252<<11, 1249<<11, 1246<<11, 1243<<11, 1240<<11, 1237<<11, + 1234<<11, 1231<<11, 1228<<11, 1226<<11, 1223<<11, 1220<<11, 1217<<11, 1214<<11, + 1211<<11, 1209<<11, 1206<<11, 1203<<11, 1200<<11, 1197<<11, 1195<<11, 1192<<11, + 1189<<11, 1187<<11, 1184<<11, 1181<<11, 1179<<11, 1176<<11, 1173<<11, 1171<<11, + 1168<<11, 1165<<11, 1163<<11, 1160<<11, 1158<<11, 1155<<11, 1153<<11, 1150<<11, + 1148<<11, 1145<<11, 1143<<11, 1140<<11, 1138<<11, 1135<<11, 1133<<11, 1130<<11, + 1128<<11, 1125<<11, 1123<<11, 1121<<11, 1118<<11, 1116<<11, 1113<<11, 1111<<11, + 1109<<11, 1106<<11, 1104<<11, 1102<<11, 1099<<11, 1097<<11, 1095<<11, 1092<<11, + 1090<<11, 1088<<11, 1086<<11, 1083<<11, 1081<<11, 1079<<11, 1077<<11, 1074<<11, + 1072<<11, 1070<<11, 1068<<11, 1066<<11, 1064<<11, 1061<<11, 1059<<11, 1057<<11, + 1055<<11, 1053<<11, 1051<<11, 1049<<11, 1047<<11, 1044<<11, 1042<<11, 1040<<11, + 1038<<11, 1036<<11, 1034<<11, 1032<<11, 1030<<11, 1028<<11, 1026<<11, 1024<<11 }; + +/* for 256 <= d9 < 512, invert_limb_table2[d9-256] = floor((2^19-3*2^8)/d9)^2 */ +static const mp_limb_t invert_limb_table2[256] = + { 4182025, 4149369, 4116841, 4084441, 4052169, 4020025, 3992004, 3960100, 3932289, + 3900625, 3873024, 3841600, 3814209, 3786916, 3755844, 3728761, 3701776, 3674889, + 3648100, 3621409, 3594816, 3568321, 3545689, 3519376, 3493161, 3470769, 3444736, + 3418801, 3396649, 3370896, 3348900, 3326976, 3301489, 3279721, 3258025, 3236401, + 3211264, 3189796, 3168400, 3147076, 3125824, 3104644, 3083536, 3062500, 3045025, + 3024121, 3003289, 2982529, 2965284, 2944656, 2924100, 2907025, 2886601, 2869636, + 2849344, 2832489, 2812329, 2795584, 2778889, 2758921, 2742336, 2725801, 2709316, + 2692881, 2676496, 2656900, 2640625, 2624400, 2608225, 2592100, 2576025, 2560000, + 2547216, 2531281, 2515396, 2499561, 2483776, 2471184, 2455489, 2439844, 2427364, + 2411809, 2396304, 2383936, 2368521, 2356225, 2340900, 2328676, 2313441, 2301289, + 2289169, 2274064, 2262016, 2250000, 2235025, 2223081, 2211169, 2199289, 2184484, + 2172676, 2160900, 2149156, 2137444, 2125764, 2114116, 2102500, 2090916, 2079364, + 2067844, 2056356, 2044900, 2033476, 2022084, 2010724, 1999396, 1990921, 1979649, + 1968409, 1957201, 1948816, 1937664, 1926544, 1915456, 1907161, 1896129, 1887876, + 1876900, 1865956, 1857769, 1846881, 1838736, 1827904, 1819801, 1809025, 1800964, + 1790244, 1782225, 1774224, 1763584, 1755625, 1747684, 1737124, 1729225, 1721344, + 1710864, 1703025, 1695204, 1687401, 1677025, 1669264, 1661521, 1653796, 1646089, + 1638400, 1628176, 1620529, 1612900, 1605289, 1597696, 1590121, 1582564, 1575025, + 1567504, 1560001, 1552516, 1545049, 1537600, 1530169, 1522756, 1515361, 1507984, + 1503076, 1495729, 1488400, 1481089, 1473796, 1466521, 1461681, 1454436, 1447209, + 1440000, 1432809, 1428025, 1420864, 1413721, 1408969, 1401856, 1394761, 1390041, + 1382976, 1375929, 1371241, 1364224, 1357225, 1352569, 1345600, 1340964, 1334025, + 1329409, 1322500, 1317904, 1311025, 1306449, 1299600, 1295044, 1288225, 1283689, + 1276900, 1272384, 1265625, 1261129, 1256641, 1249924, 1245456, 1238769, 1234321, + 1229881, 1223236, 1218816, 1214404, 1207801, 1203409, 1199025, 1192464, 1188100, + 1183744, 1179396, 1172889, 1168561, 1164241, 1159929, 1153476, 1149184, 1144900, + 1140624, 1136356, 1132096, 1125721, 1121481, 1117249, 1113025, 1108809, 1104601, + 1100401, 1096209, 1089936, 1085764, 1081600, 1077444, 1073296, 1069156, 1065024, + 1060900, 1056784, 1052676, 1048576 }; + +/* Implements Algorithm 2 from "Improved Division by Invariant Integers", + Niels Möller and Torbjörn Granlund, IEEE Transactions on Computers, + volume 60, number 2, pages 165-175, 2011. */ +#define __gmpfr_invert_limb(r, d) \ + do { \ + mp_limb_t _d, _d0, _i, _d40, _d63, _v0, _v1, _v2, _e, _v3, _h, _l; \ + _d = (d); \ + _i = (_d >> 55) - 256; /* i = d9 - 256 */ \ + _v0 = invert_limb_table[_i]; \ + _d40 = (_d >> 24) + 1; \ + _v1 = _v0 - ((invert_limb_table2[_i] * _d40) >> 40) - 1; \ + _v2 = (_v1 << 13) + \ + ((_v1 * ((MPFR_LIMB_ONE << 60) - _v1 * _d40)) >> 47); \ + _d0 = _d & 1; \ + _d63 = ((_d - 1) >> 1) + 1; \ + _e = - _v2 * _d63 + ((_v2 & -_d0) >> 1); \ + umul_hi (_h, _v2, _e); \ + _v3 = (_v2 << 31) + (_h >> 1); \ + umul_ppmm (_h, _l, _v3, d); \ + /* v3 is too small iff (h+d)*2^64+l+d < 2^128 */ \ + add_ssaaaa(_h, _l, _h, _l, _d, _d); \ + MPFR_ASSERTD(_h == MPFR_LIMB_ZERO || -_h == MPFR_LIMB_ONE); \ + (r) = _v3 - _h; \ + } while (0) + +/* same algorithm, but return the value v3, which is such that + v3 <= invert_limb (d) <= v3 + 1 */ +#define __gmpfr_invert_limb_approx(r, d) \ + do { \ + mp_limb_t _d, _d0, _i, _d40, _d63, _v0, _v1, _v2, _e, _h; \ + _d = (d); \ + _i = (_d >> 55) - 256; /* i = d9 - 256 */ \ + _v0 = invert_limb_table[_i]; \ + _d40 = (_d >> 24) + 1; \ + _v1 = _v0 - ((invert_limb_table2[_i] * _d40) >> 40) - 1; \ + _v2 = (_v1 << 13) + \ + ((_v1 * ((MPFR_LIMB_ONE << 60) - _v1 * _d40)) >> 47); \ + _d0 = _d & 1; \ + _d63 = ((_d - 1) >> 1) + 1; \ + _e = - _v2 * _d63 + ((_v2 & -_d0) >> 1); \ + umul_hi (_h, _v2, _e); \ + (r) = (_v2 << 31) + (_h >> 1); \ + } while (0) + +#elif GMP_NUMB_BITS == 32 + +/* for 512 <= d10 < 1024, l[d10-512] = floor((2^24-2^14+2^9)/d10) */ +static const mp_limb_t invert_limb_table[512] = + { 32737, 32673, 32609, 32546, 32483, 32420, 32357, 32295, 32233, 32171, + 32109, 32048, 31987, 31926, 31865, 31805, 31744, 31684, 31625, 31565, + 31506, 31447, 31388, 31329, 31271, 31212, 31154, 31097, 31039, 30982, + 30924, 30868, 30811, 30754, 30698, 30642, 30586, 30530, 30475, 30419, + 30364, 30309, 30255, 30200, 30146, 30092, 30038, 29984, 29930, 29877, + 29824, 29771, 29718, 29666, 29613, 29561, 29509, 29457, 29405, 29354, + 29303, 29251, 29200, 29150, 29099, 29049, 28998, 28948, 28898, 28849, + 28799, 28750, 28700, 28651, 28602, 28554, 28505, 28457, 28409, 28360, + 28313, 28265, 28217, 28170, 28123, 28075, 28029, 27982, 27935, 27889, + 27842, 27796, 27750, 27704, 27658, 27613, 27568, 27522, 27477, 27432, + 27387, 27343, 27298, 27254, 27209, 27165, 27121, 27078, 27034, 26990, + 26947, 26904, 26861, 26818, 26775, 26732, 26690, 26647, 26605, 26563, + 26521, 26479, 26437, 26395, 26354, 26312, 26271, 26230, 26189, 26148, + 26108, 26067, 26026, 25986, 25946, 25906, 25866, 25826, 25786, 25747, + 25707, 25668, 25628, 25589, 25550, 25511, 25473, 25434, 25395, 25357, + 25319, 25281, 25242, 25205, 25167, 25129, 25091, 25054, 25016, 24979, + 24942, 24905, 24868, 24831, 24794, 24758, 24721, 24685, 24649, 24612, + 24576, 24540, 24504, 24469, 24433, 24397, 24362, 24327, 24291, 24256, + 24221, 24186, 24151, 24117, 24082, 24047, 24013, 23979, 23944, 23910, + 23876, 23842, 23808, 23774, 23741, 23707, 23674, 23640, 23607, 23574, + 23541, 23508, 23475, 23442, 23409, 23377, 23344, 23312, 23279, 23247, + 23215, 23183, 23151, 23119, 23087, 23055, 23023, 22992, 22960, 22929, + 22898, 22866, 22835, 22804, 22773, 22742, 22711, 22681, 22650, 22619, + 22589, 22559, 22528, 22498, 22468, 22438, 22408, 22378, 22348, 22318, + 22289, 22259, 22229, 22200, 22171, 22141, 22112, 22083, 22054, 22025, + 21996, 21967, 21938, 21910, 21881, 21853, 21824, 21796, 21767, 21739, + 21711, 21683, 21655, 21627, 21599, 21571, 21544, 21516, 21488, 21461, + 21433, 21406, 21379, 21352, 21324, 21297, 21270, 21243, 21216, 21190, + 21163, 21136, 21110, 21083, 21056, 21030, 21004, 20977, 20951, 20925, + 20899, 20873, 20847, 20821, 20795, 20769, 20744, 20718, 20693, 20667, + 20642, 20616, 20591, 20566, 20540, 20515, 20490, 20465, 20440, 20415, + 20390, 20366, 20341, 20316, 20292, 20267, 20243, 20218, 20194, 20170, + 20145, 20121, 20097, 20073, 20049, 20025, 20001, 19977, 19953, 19930, + 19906, 19882, 19859, 19835, 19812, 19789, 19765, 19742, 19719, 19696, + 19672, 19649, 19626, 19603, 19581, 19558, 19535, 19512, 19489, 19467, + 19444, 19422, 19399, 19377, 19354, 19332, 19310, 19288, 19265, 19243, + 19221, 19199, 19177, 19155, 19133, 19112, 19090, 19068, 19046, 19025, + 19003, 18982, 18960, 18939, 18917, 18896, 18875, 18854, 18832, 18811, + 18790, 18769, 18748, 18727, 18706, 18686, 18665, 18644, 18623, 18603, + 18582, 18561, 18541, 18520, 18500, 18479, 18459, 18439, 18419, 18398, + 18378, 18358, 18338, 18318, 18298, 18278, 18258, 18238, 18218, 18199, + 18179, 18159, 18139, 18120, 18100, 18081, 18061, 18042, 18022, 18003, + 17984, 17964, 17945, 17926, 17907, 17888, 17869, 17850, 17831, 17812, + 17793, 17774, 17755, 17736, 17718, 17699, 17680, 17662, 17643, 17624, + 17606, 17587, 17569, 17551, 17532, 17514, 17496, 17477, 17459, 17441, + 17423, 17405, 17387, 17369, 17351, 17333, 17315, 17297, 17279, 17261, + 17244, 17226, 17208, 17191, 17173, 17155, 17138, 17120, 17103, 17085, + 17068, 17051, 17033, 17016, 16999, 16982, 16964, 16947, 16930, 16913, + 16896, 16879, 16862, 16845, 16828, 16811, 16794, 16778, 16761, 16744, + 16727, 16711, 16694, 16677, 16661, 16644, 16628, 16611, 16595, 16578, + 16562, 16546, 16529, 16513, 16497, 16481, 16464, 16448, 16432, 16416, + 16400, 16384 }; + +/* Implements Algorithm 3 from "Improved Division by Invariant Integers", + Niels Möller and Torbjörn Granlund, IEEE Transactions on Computers, + volume 60, number 2, pages 165-175, 2011. */ +#define __gmpfr_invert_limb(r, d) \ + do { \ + mp_limb_t _d, _d0, _d10, _d21, _d31, _v0, _v1, _v2, _e, _h, _l; \ + _d = (d); \ + _d0 = _d & 1; \ + _d10 = _d >> 22; \ + _d21 = (_d >> 11) + 1; \ + _d31 = ((_d - 1) >> 1) + 1; \ + _v0 = invert_limb_table[_d10 - 512]; \ + umul_ppmm (_h, _l, _v0 * _v0, _d21); \ + _v1 = (_v0 << 4) - _h - 1; \ + _e = - _v1 * _d31 + ((_v1 & - _d0) >> 1); \ + umul_ppmm (_h, _l, _v1, _e); \ + _v2 = (_v1 << 15) + (_h >> 1); \ + umul_ppmm (_h, _l, _v2, d); \ + /* v2 is too small iff (h+d)*2^32+l+d < 2^64 */ \ + add_ssaaaa(_h, _l, _h, _l, _d, _d); \ + MPFR_ASSERTD(_h == MPFR_LIMB_ZERO || -_h == MPFR_LIMB_ONE); \ + (r) = _v2 - _h; \ + } while (0) + +#endif /* GMP_NUMB_BITS == 64 or 32 */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/invsqrt_limb.h b/Build/source/libs/mpfr/mpfr-src/src/invsqrt_limb.h new file mode 100644 index 00000000000..54af7b76c9b --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/invsqrt_limb.h @@ -0,0 +1,365 @@ +/* __gmpfr_invsqrt_limb_approx -- reciprocal approximate square root of a limb + +Copyright 2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* for now, we only provide __gmpfr_invert_limb for 64-bit limb */ +#if GMP_NUMB_BITS == 64 + +/* For 257 <= d10 <= 1024, T[d10-257] = floor(sqrt(2^30/d10)). + Sage code: + T = [floor(sqrt(2^30/d10)) for d10 in [257..1024]] */ +static const mp_limb_t T[768] = + { 2044, 2040, 2036, 2032, 2028, 2024, 2020, 2016, 2012, 2009, 2005, + 2001, 1997, 1994, 1990, 1986, 1983, 1979, 1975, 1972, 1968, 1965, 1961, + 1958, 1954, 1951, 1947, 1944, 1941, 1937, 1934, 1930, 1927, 1924, 1920, + 1917, 1914, 1911, 1907, 1904, 1901, 1898, 1895, 1891, 1888, 1885, 1882, + 1879, 1876, 1873, 1870, 1867, 1864, 1861, 1858, 1855, 1852, 1849, 1846, + 1843, 1840, 1837, 1834, 1831, 1828, 1826, 1823, 1820, 1817, 1814, 1812, + 1809, 1806, 1803, 1801, 1798, 1795, 1792, 1790, 1787, 1784, 1782, 1779, + 1777, 1774, 1771, 1769, 1766, 1764, 1761, 1759, 1756, 1754, 1751, 1749, + 1746, 1744, 1741, 1739, 1736, 1734, 1731, 1729, 1727, 1724, 1722, 1719, + 1717, 1715, 1712, 1710, 1708, 1705, 1703, 1701, 1698, 1696, 1694, 1692, + 1689, 1687, 1685, 1683, 1680, 1678, 1676, 1674, 1672, 1670, 1667, 1665, + 1663, 1661, 1659, 1657, 1655, 1652, 1650, 1648, 1646, 1644, 1642, 1640, + 1638, 1636, 1634, 1632, 1630, 1628, 1626, 1624, 1622, 1620, 1618, 1616, + 1614, 1612, 1610, 1608, 1606, 1604, 1602, 1600, 1598, 1597, 1595, 1593, + 1591, 1589, 1587, 1585, 1583, 1582, 1580, 1578, 1576, 1574, 1572, 1571, + 1569, 1567, 1565, 1563, 1562, 1560, 1558, 1556, 1555, 1553, 1551, 1549, + 1548, 1546, 1544, 1542, 1541, 1539, 1537, 1536, 1534, 1532, 1531, 1529, + 1527, 1526, 1524, 1522, 1521, 1519, 1517, 1516, 1514, 1513, 1511, 1509, + 1508, 1506, 1505, 1503, 1501, 1500, 1498, 1497, 1495, 1494, 1492, 1490, + 1489, 1487, 1486, 1484, 1483, 1481, 1480, 1478, 1477, 1475, 1474, 1472, + 1471, 1469, 1468, 1466, 1465, 1463, 1462, 1461, 1459, 1458, 1456, 1455, + 1453, 1452, 1450, 1449, 1448, 1446, 1445, 1443, 1442, 1441, 1439, 1438, + 1436, 1435, 1434, 1432, 1431, 1430, 1428, 1427, 1426, 1424, 1423, 1422, + 1420, 1419, 1418, 1416, 1415, 1414, 1412, 1411, 1410, 1408, 1407, 1406, + 1404, 1403, 1402, 1401, 1399, 1398, 1397, 1395, 1394, 1393, 1392, 1390, + 1389, 1388, 1387, 1385, 1384, 1383, 1382, 1381, 1379, 1378, 1377, 1376, + 1374, 1373, 1372, 1371, 1370, 1368, 1367, 1366, 1365, 1364, 1362, 1361, + 1360, 1359, 1358, 1357, 1355, 1354, 1353, 1352, 1351, 1350, 1349, 1347, + 1346, 1345, 1344, 1343, 1342, 1341, 1339, 1338, 1337, 1336, 1335, 1334, + 1333, 1332, 1331, 1330, 1328, 1327, 1326, 1325, 1324, 1323, 1322, 1321, + 1320, 1319, 1318, 1317, 1315, 1314, 1313, 1312, 1311, 1310, 1309, 1308, + 1307, 1306, 1305, 1304, 1303, 1302, 1301, 1300, 1299, 1298, 1297, 1296, + 1295, 1294, 1293, 1292, 1291, 1290, 1289, 1288, 1287, 1286, 1285, 1284, + 1283, 1282, 1281, 1280, 1279, 1278, 1277, 1276, 1275, 1274, 1273, 1272, + 1271, 1270, 1269, 1268, 1267, 1266, 1265, 1264, 1264, 1263, 1262, 1261, + 1260, 1259, 1258, 1257, 1256, 1255, 1254, 1253, 1252, 1252, 1251, 1250, + 1249, 1248, 1247, 1246, 1245, 1244, 1243, 1242, 1242, 1241, 1240, 1239, + 1238, 1237, 1236, 1235, 1234, 1234, 1233, 1232, 1231, 1230, 1229, 1228, + 1228, 1227, 1226, 1225, 1224, 1223, 1222, 1222, 1221, 1220, 1219, 1218, + 1217, 1216, 1216, 1215, 1214, 1213, 1212, 1211, 1211, 1210, 1209, 1208, + 1207, 1207, 1206, 1205, 1204, 1203, 1202, 1202, 1201, 1200, 1199, 1198, + 1198, 1197, 1196, 1195, 1194, 1194, 1193, 1192, 1191, 1190, 1190, 1189, + 1188, 1187, 1187, 1186, 1185, 1184, 1183, 1183, 1182, 1181, 1180, 1180, + 1179, 1178, 1177, 1177, 1176, 1175, 1174, 1174, 1173, 1172, 1171, 1171, + 1170, 1169, 1168, 1168, 1167, 1166, 1165, 1165, 1164, 1163, 1162, 1162, + 1161, 1160, 1159, 1159, 1158, 1157, 1157, 1156, 1155, 1154, 1154, 1153, + 1152, 1152, 1151, 1150, 1149, 1149, 1148, 1147, 1147, 1146, 1145, 1145, + 1144, 1143, 1142, 1142, 1141, 1140, 1140, 1139, 1138, 1138, 1137, 1136, + 1136, 1135, 1134, 1133, 1133, 1132, 1131, 1131, 1130, 1129, 1129, 1128, + 1127, 1127, 1126, 1125, 1125, 1124, 1123, 1123, 1122, 1121, 1121, 1120, + 1119, 1119, 1118, 1118, 1117, 1116, 1116, 1115, 1114, 1114, 1113, 1112, + 1112, 1111, 1110, 1110, 1109, 1109, 1108, 1107, 1107, 1106, 1105, 1105, + 1104, 1103, 1103, 1102, 1102, 1101, 1100, 1100, 1099, 1099, 1098, 1097, + 1097, 1096, 1095, 1095, 1094, 1094, 1093, 1092, 1092, 1091, 1091, 1090, + 1089, 1089, 1088, 1088, 1087, 1086, 1086, 1085, 1085, 1084, 1083, 1083, + 1082, 1082, 1081, 1080, 1080, 1079, 1079, 1078, 1077, 1077, 1076, 1076, + 1075, 1075, 1074, 1073, 1073, 1072, 1072, 1071, 1071, 1070, 1069, 1069, + 1068, 1068, 1067, 1067, 1066, 1065, 1065, 1064, 1064, 1063, 1063, 1062, + 1062, 1061, 1060, 1060, 1059, 1059, 1058, 1058, 1057, 1057, 1056, 1055, + 1055, 1054, 1054, 1053, 1053, 1052, 1052, 1051, 1051, 1050, 1049, 1049, + 1048, 1048, 1047, 1047, 1046, 1046, 1045, 1045, 1044, 1044, 1043, 1043, + 1042, 1041, 1041, 1040, 1040, 1039, 1039, 1038, 1038, 1037, 1037, 1036, + 1036, 1035, 1035, 1034, 1034, 1033, 1033, 1032, 1032, 1031, 1031, 1030, + 1030, 1029, 1029, 1028, 1028, 1027, 1027, 1026, 1026, 1025, 1025, 1024, + 1024 }; + +/* table of v0^3 */ +static const mp_limb_t T3[768] = + { 8539701184, 8489664000, 8439822656, 8390176768, 8340725952, + 8291469824, 8242408000, 8193540096, 8144865728, 8108486729, 8060150125, + 8012006001, 7964053973, 7928215784, 7880599000, 7833173256, 7797729087, + 7750636739, 7703734375, 7668682048, 7622111232, 7587307125, 7541066681, + 7506509912, 7460598664, 7426288351, 7380705123, 7346640384, 7312680621, + 7267563953, 7233848504, 7189057000, 7155584983, 7122217024, 7077888000, + 7044762213, 7011739944, 6978821031, 6935089643, 6902411264, 6869835701, + 6837362792, 6804992375, 6761990971, 6729859072, 6697829125, 6665900968, + 6634074439, 6602349376, 6570725617, 6539203000, 6507781363, 6476460544, + 6445240381, 6414120712, 6383101375, 6352182208, 6321363049, 6290643736, + 6260024107, 6229504000, 6199083253, 6168761704, 6138539191, 6108415552, + 6088387976, 6058428767, 6028568000, 5998805513, 5969141144, 5949419328, + 5919918129, 5890514616, 5861208627, 5841725401, 5812581592, 5783534875, + 5754585088, 5735339000, 5706550403, 5677858304, 5658783768, 5630252139, + 5611284433, 5582912824, 5554637011, 5535839609, 5507723096, 5489031744, + 5461074081, 5442488479, 5414689216, 5396209064, 5368567751, 5350192749, + 5322708936, 5304438784, 5277112021, 5258946419, 5231776256, 5213714904, + 5186700891, 5168743489, 5150827583, 5124031424, 5106219048, 5079577959, + 5061868813, 5044200875, 5017776128, 5000211000, 4982686912, 4956477625, + 4939055927, 4921675101, 4895680392, 4878401536, 4861163384, 4843965888, + 4818245769, 4801149703, 4784094125, 4767078987, 4741632000, 4724717752, + 4707843776, 4691010024, 4674216448, 4657463000, 4632407963, 4615754625, + 4599141247, 4582567781, 4566034179, 4549540393, 4533086375, 4508479808, + 4492125000, 4475809792, 4459534136, 4443297984, 4427101288, 4410944000, + 4394826072, 4378747456, 4362708104, 4346707968, 4330747000, 4314825152, + 4298942376, 4283098624, 4267293848, 4251528000, 4235801032, 4220112896, + 4204463544, 4188852928, 4173281000, 4157747712, 4142253016, 4126796864, + 4111379208, 4096000000, 4080659192, 4073003173, 4057719875, 4042474857, + 4027268071, 4012099469, 3996969003, 3981876625, 3966822287, 3959309368, + 3944312000, 3929352552, 3914430976, 3899547224, 3884701248, 3877292411, + 3862503009, 3847751263, 3833037125, 3818360547, 3811036328, 3796416000, + 3781833112, 3767287616, 3760028875, 3745539377, 3731087151, 3716672149, + 3709478592, 3695119336, 3680797184, 3666512088, 3659383421, 3645153819, + 3630961153, 3623878656, 3609741304, 3595640768, 3588604291, 3574558889, + 3560550183, 3553559576, 3539605824, 3525688648, 3518743761, 3504881359, + 3491055413, 3484156096, 3470384744, 3463512697, 3449795831, 3436115229, + 3429288512, 3415662216, 3408862625, 3395290527, 3381754501, 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1174241375, + 1174241375, 1170905464, 1170905464, 1167575877, 1167575877, 1164252608, + 1164252608, 1160935651, 1160935651, 1157625000, 1154320649, 1154320649, + 1151022592, 1151022592, 1147730823, 1147730823, 1144445336, 1144445336, + 1141166125, 1141166125, 1137893184, 1137893184, 1134626507, 1134626507, + 1131366088, 1128111921, 1128111921, 1124864000, 1124864000, 1121622319, + 1121622319, 1118386872, 1118386872, 1115157653, 1115157653, 1111934656, + 1111934656, 1108717875, 1108717875, 1105507304, 1105507304, 1102302937, + 1102302937, 1099104768, 1099104768, 1095912791, 1095912791, 1092727000, + 1092727000, 1089547389, 1089547389, 1086373952, 1086373952, 1083206683, + 1083206683, 1080045576, 1080045576, 1076890625, 1076890625, 1073741824, + 1073741824 }; + +/* umul_hi(h, x, y) puts in h the high part of x*y */ +#ifdef HAVE_MULX_U64 +#include <immintrin.h> +#define umul_hi(h, x, y) _mulx_u64 (x, y, (unsigned long long *) &h) +#else +#define umul_hi(h, x, y) \ + do { \ + mp_limb_t _l; \ + umul_ppmm (h, _l, x, y); \ + } while (0) +#endif + +/* given 2^62 <= d < 2^64, put in r an approximation of + s = floor(2^96/sqrt(r)) - 2^64, with r <= s <= r + 15 */ +#define __gmpfr_invsqrt_limb_approx(r, d) \ + do { \ + mp_limb_t _d, _i, _v0, _e0, _d37, _v1, _e1, _h, _v2, _e2; \ + _d = (d); \ + _i = (_d >> 54) - 256; \ + /* i = d10 - 256 */ \ + _v0 = T[_i]; \ + _d37 = 1 + (_d >> 27); \ + _e0 = T3[_i] * _d37; \ + /* the value (_v0 << 57) - _e0 is less than 2^61 */ \ + _v1 = (_v0 << 11) + (((_v0 << 57) - _e0) >> 47); \ + _e1 = - _v1 * _v1 * _d37; \ + umul_hi (_h, _v1, _e1); \ + /* _h = floor(e_1*v_1/2^64) */ \ + _v2 = (_v1 << 10) + (_h >> 6); \ + umul_hi (_h, _v2 * _v2, _d); \ + /* in _h + 2, one +1 accounts for the lower neglected part of */ \ + /* v2^2*d. the other +1 is to compute ceil((h+1)/2) */ \ + _e2 = (MPFR_LIMB_ONE << 61) - ((_h + 2) >> 1); \ + _h = _v2 * _e2; \ + (r) = (_v2 << 33) + (_h >> 29); \ + } while (0) + +/* given 2^62 <= d < 2^64, return a 32-bit approximation r of + sqrt(2^126/d) */ +#define __gmpfr_invsqrt_halflimb_approx(r, d) \ + do { \ + mp_limb_t _d, _i, _v0, _e0, _d37, _v1, _e1, _h; \ + _d = (d); \ + _i = (_d >> 54) - 256; \ + /* i = d10 - 256 */ \ + _v0 = T[_i]; \ + _d37 = 1 + (_d >> 27); \ + _e0 = T3[_i] * _d37; \ + /* the value (_v0 << 57) - _e0 is less than 2^61 */ \ + _v1 = (_v0 << 11) + (((_v0 << 57) - _e0) >> 47); \ + _e1 = - _v1 * _v1 * _d37; \ + umul_hi (_h, _v1, _e1); \ + /* _h = floor(e_1*v_1/2^64) */ \ + (r) = (_v1 << 10) + (_h >> 6); \ + } while (0) + +/* given 2^62 <= n < 2^64, put in s an approximation of sqrt(2^64*n), + with: s <= floor(sqrt(2^64*u)) <= s + 7 */ +#define __gmpfr_sqrt_limb_approx(s, n) \ + do { \ + mp_limb_t _n, _x, _y, _z, _t; \ + _n = (n); \ + __gmpfr_invsqrt_halflimb_approx (_x, _n); \ + MPFR_ASSERTD(_x < MPFR_LIMB_ONE << 32); \ + /* x has 32 bits, and is near (by below) sqrt(2^126/n) */ \ + _y = (_x * (_n >> 31)) >> 32; \ + MPFR_ASSERTD(_y < MPFR_LIMB_ONE << 32); \ + /* y is near (by below) sqrt(n) */ \ + _z = _n - _y * _y; \ + /* reduce _z so that _z <= 2*_y */ \ + /* the maximal value of _z is 2*(2^32-1) */ \ + while (_z > 2 * ((MPFR_LIMB_ONE << 32) - 1)) \ + { \ + _z -= (_y + _y) + 1; \ + _y ++; \ + } \ + /* now z <= 2*(2^32-1): one reduction is enough */ \ + if (_z > _y + _y) \ + { \ + _z -= (_y + _y) + 1; \ + _y ++; \ + } \ + /* _x * _z should be < 2^64 */ \ + _t = (_x * _z) >> 32; \ + (s) = (_y << 32) + _t; \ + } while (0) + +/* given 2^62 <= u < 2^64, put in s the value floor(sqrt(2^64*u)), + and in rh in rl the remainder: 2^64*u - s^2 = 2^64*rh + rl, with + 2^64*rh + rl <= 2*s, and in invs the approximation of 2^96/sqrt(u) */ +#define __gmpfr_sqrt_limb(s, rh, rl, invs, u) \ + do { \ + mp_limb_t _u, _invs, _r, _h, _l; \ + _u = (u); \ + __gmpfr_invsqrt_limb_approx (_invs, _u); \ + umul_hi (_h, _invs, _u); \ + _r = _h + _u; \ + /* make sure _r has its most significant bit set */ \ + if (MPFR_UNLIKELY(_r < MPFR_LIMB_HIGHBIT)) \ + _r = MPFR_LIMB_HIGHBIT; \ + /* we know _r <= sqrt(2^64*u) <= _r + 16 */ \ + umul_ppmm (_h, _l, _r, _r); \ + sub_ddmmss (_h, _l, _u, 0, _h, _l); \ + /* now h:l <= 30*_r */ \ + MPFR_ASSERTD(_h < 30); \ + if (_h >= 16) \ + { /* subtract 16r+64 to h:l, add 8 to _r */ \ + sub_ddmmss (_h, _l, _h, _l, _r >> 60, _r << 4); \ + sub_ddmmss (_h, _l, _h, _l, 0, 64); \ + _r += 8; \ + } \ + if (_h >= 8) \ + { /* subtract 8r+16 to h:l, add 4 to _r */ \ + sub_ddmmss (_h, _l, _h, _l, _r >> 61, _r << 3); \ + sub_ddmmss (_h, _l, _h, _l, 0, 16); \ + _r += 4; \ + } \ + if (_h >= 4) \ + { /* subtract 4r+4 to h:l, add 2 to _r */ \ + sub_ddmmss (_h, _l, _h, _l, _r >> 62, _r << 2); \ + sub_ddmmss (_h, _l, _h, _l, 0, 4); \ + _r += 2; \ + } \ + while (_h > 1 || ((_h == 1) && (_l > 2 * _r))) \ + { /* subtract 2r+1 to h:l, add 1 to _r */ \ + sub_ddmmss (_h, _l, _h, _l, _r >> 63, (_r << 1) + 1); \ + _r ++; \ + } \ + (s) = _r; \ + (rh) = _h; \ + (rl) = _l; \ + (invs) = _invs; \ + } while (0) + +#endif /* GMP_NUMB_BITS == 64 */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/jn.c b/Build/source/libs/mpfr/mpfr-src/src/jn.c index 1336d22d3f1..8bf0509e157 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/jn.c +++ b/Build/source/libs/mpfr/mpfr-src/src/jn.c @@ -158,12 +158,12 @@ mpfr_jn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) but in rounding to nearest, res/2 will yield 0 iff |res| is the minimum positive number, so that we just need to test the result of the division and the sign of _inexact. */ - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); MPFR_FAST_COMPUTE_IF_SMALL_INPUT (res, z, -2 * MPFR_GET_EXP (z), 3, 0, r, { int inex2 = mpfr_div_2ui (res, res, 1, r); if (MPFR_UNLIKELY (r == MPFR_RNDN && MPFR_IS_ZERO (res)) && - (MPFR_ASSERTN (inex2 != 0), SIGN (_inexact) != MPFR_SIGN (z))) + (MPFR_ASSERTN (inex2 != 0), VSIGN (_inexact) != MPFR_SIGN (z))) { mpfr_nexttoinf (res); inex = - inex2; @@ -197,7 +197,7 @@ mpfr_jn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) { /* the following is an upper 32-bit approximation to exp(1)/2 */ mpfr_set_str_binary (y, "1.0101101111110000101010001011001"); - if (MPFR_SIGN(z) > 0) + if (MPFR_IS_POS (z)) mpfr_mul (y, y, z, MPFR_RNDU); else { @@ -246,10 +246,10 @@ mpfr_jn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) MPFR_BLOCK (flags, { mpfr_pow_ui (t, z, absn, MPFR_RNDN); /* z^|n| */ mpfr_mul (y, z, z, MPFR_RNDN); /* z^2 */ - mpfr_clear_erangeflag (); + MPFR_CLEAR_ERANGEFLAG (); zz = mpfr_get_ui (y, MPFR_RNDU); /* FIXME: The error analysis is incorrect in case of range error. */ - MPFR_ASSERTN (! mpfr_erangeflag_p ()); /* since mpfr_clear_erangeflag */ + MPFR_ASSERTN (! mpfr_erangeflag_p ()); /* since MPFR_CLEAR_ERANGEFLAG */ mpfr_div_2ui (y, y, 2, MPFR_RNDN); /* z^2/4 */ mpfr_fac_ui (s, absn, MPFR_RNDN); /* |n|! */ mpfr_div (t, t, s, MPFR_RNDN); @@ -311,6 +311,11 @@ mpfr_jn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) MPFR_ASSERTN (! exception); exception = 1; } + /* the expected number of lost bits is k0, if err is larger than k0 + most probably there is a cancellation in the series, thus we add + err - k0 bits to prec */ + if (err > k0) + prec = MPFR_ADD_PREC (prec, err - k0); MPFR_ZIV_NEXT (loop, prec); } MPFR_ZIV_FREE (loop); diff --git a/Build/source/libs/mpfr/mpfr-src/src/jyn_asympt.c b/Build/source/libs/mpfr/mpfr-src/src/jyn_asympt.c index 53ac2bbbfb3..6f3f01b70a0 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/jyn_asympt.c +++ b/Build/source/libs/mpfr/mpfr-src/src/jyn_asympt.c @@ -36,6 +36,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., (z can be negative only for jn). Return 0 if the expansion does not converge enough (the value 0 as inexact flag should not happen for normal input). + Note: for MPFR_RNDF, it returns 0 if the expansion failed, and a non-zero + value otherwise (with no other meaning). */ static int FUNCTION (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) @@ -265,5 +267,7 @@ FUNCTION (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) : mpfr_neg (res, c, r); mpfr_clear (c); - return inex; + /* for RNDF, mpfr_set or mpfr_neg may return 0, but if we return 0, it + would mean the asymptotic expansion failed, thus we return 1 instead */ + return (r != MPFR_RNDF) ? inex : 1; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/li2.c b/Build/source/libs/mpfr/mpfr-src/src/li2.c index d8191f7e16a..cfa2d382309 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/li2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/li2.c @@ -33,18 +33,17 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., static int li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) { - int i, Bm, Bmax; + int i; mpfr_t s, u, v, w; mpfr_prec_t sump, p; mpfr_exp_t se, err; - mpz_t *B; MPFR_ZIV_DECL (loop); /* The series converges for |z| < 2 pi, but in mpfr_li2 the argument is reduced so that 0 < z <= log(2). Here is additionnal check that z is (nearly) correct */ MPFR_ASSERTD (MPFR_IS_STRICTPOS (z)); - MPFR_ASSERTD (mpfr_cmp_d (z, 0.6953125) <= 0); + MPFR_ASSERTD (mpfr_cmp_ui_2exp (z, 89, -7) <= 0); /* z <= 0.6953125 */ sump = MPFR_PREC (sum); /* target precision */ p = sump + MPFR_INT_CEIL_LOG2 (sump) + 4; /* the working precision */ @@ -53,9 +52,6 @@ li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) mpfr_init2 (v, p); mpfr_init2 (w, p); - B = mpfr_bernoulli_internal ((mpz_t *) 0, 0); - Bm = Bmax = 1; - MPFR_ZIV_INIT (loop, p); for (;;) { @@ -67,9 +63,6 @@ li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) for (i = 1;; i++) { - if (i >= Bmax) - B = mpfr_bernoulli_internal (B, Bmax++); /* B_2i*(2i+1)!, exact */ - mpfr_mul (v, u, v, MPFR_RNDU); mpfr_div_ui (v, v, 2 * i, MPFR_RNDU); mpfr_div_ui (v, v, 2 * i, MPFR_RNDU); @@ -77,7 +70,7 @@ li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) mpfr_div_ui (v, v, 2 * i + 1, MPFR_RNDU); /* here, v_2i = v_{2i-2} / (2i * (2i+1))^2 */ - mpfr_mul_z (w, v, B[i], MPFR_RNDN); + mpfr_mul_z (w, v, mpfr_bernoulli_cache(i), MPFR_RNDN); /* here, w_2i = v_2i * B_2i * (2i+1)! with error(w_2i) < 2^(5 * i + 8) ulp(w_2i) (see algorithms.tex) */ @@ -107,10 +100,6 @@ li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) MPFR_ZIV_FREE (loop); mpfr_set (sum, s, rnd_mode); - Bm = Bmax; - while (Bm--) - mpz_clear (B[Bm]); - (*__gmp_free_func) (B, Bmax * sizeof (mpz_t)); mpfr_clears (s, u, v, w, (mpfr_ptr) 0); /* Let K be the returned value. @@ -129,7 +118,7 @@ li2_series (mpfr_t sum, mpfr_srcptr z, mpfr_rnd_t rnd_mode) thus |Li2(x) - g(x)| <= 2/x. Assumes x >= 38, which ensures log(x)^2/2 >= 2*Pi^2/3, and g(x) <= -3.3. Return 0 if asymptotic expansion failed (unable to round), otherwise - returns correct ternary value. + returns 1 for RNDF, and correct ternary value otherwise. */ static int mpfr_li2_asympt_pos (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) @@ -161,7 +150,11 @@ mpfr_li2_asympt_pos (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) bounded by 16 ulp(g). */ if ((MPFR_EXP (x) >= (mpfr_exp_t) w - MPFR_EXP (g)) && MPFR_CAN_ROUND (g, w - 4, MPFR_PREC (y), rnd_mode)) - inex = mpfr_set (y, g, rnd_mode); + { + inex = mpfr_set (y, g, rnd_mode); + if (rnd_mode == MPFR_RNDF) + inex = 1; + } mpfr_clear (g); mpfr_clear (h); @@ -175,7 +168,7 @@ mpfr_li2_asympt_pos (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) |Li2(x) - g(x)| <= 1/|x|. Assumes x <= -7, which ensures |log(-x)^2/2| >= Pi^2/6, and g(x) <= -3.5. Return 0 if asymptotic expansion failed (unable to round), otherwise - returns correct ternary value. + returns 1 for RNDF, and correct ternary value otherwise. */ static int mpfr_li2_asympt_neg (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) @@ -204,7 +197,11 @@ mpfr_li2_asympt_neg (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) total error is bounded by 16 ulp(g). */ if ((MPFR_EXP (x) >= (mpfr_exp_t) (w - 2) - MPFR_EXP (g)) && MPFR_CAN_ROUND (g, w - 4, MPFR_PREC (y), rnd_mode)) - inex = mpfr_neg (y, g, rnd_mode); + { + inex = mpfr_neg (y, g, rnd_mode); + if (rnd_mode == MPFR_RNDF) + inex = 1; + } mpfr_clear (g); mpfr_clear (h); @@ -264,7 +261,7 @@ mpfr_li2 (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) yp = MPFR_PREC (y); m = yp + MPFR_INT_CEIL_LOG2 (yp) + 13; - if (MPFR_LIKELY ((mpfr_cmp_ui (x, 0) > 0) && (mpfr_cmp_d (x, 0.5) <= 0))) + if (MPFR_LIKELY ((mpfr_cmp_ui (x, 0) > 0) && (mpfr_cmp_ui_2exp (x, 1, -1) <= 0))) /* 0 < x <= 1/2: Li2(x) = S(-log(1-x))-log^2(1-x)/4 */ { mpfr_t s, u; diff --git a/Build/source/libs/mpfr/mpfr-src/src/lngamma.c b/Build/source/libs/mpfr/mpfr-src/src/lngamma.c index 84bd7d1fae7..5511fd1dccd 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/lngamma.c +++ b/Build/source/libs/mpfr/mpfr-src/src/lngamma.c @@ -33,6 +33,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., static void mpfr_gamma_alpha (mpfr_t s, mpfr_prec_t p) { + MPFR_LOG_FUNC + (("p=%Pu", p), + ("s[%Pu]=%.*Rg", mpfr_get_prec (s), mpfr_log_prec, s)); + if (p <= 100) mpfr_set_ui_2exp (s, 614, -10, MPFR_RNDN); /* about 0.6 */ else if (p <= 500) @@ -72,7 +76,7 @@ mpfr_explgamma (mpfr_ptr y, mpfr_srcptr x, mpfr_save_expo_t *pexpo, /* s1 = RNDD(lngamma(x)), inexact */ if (MPFR_UNLIKELY (MPFR_OVERFLOW (flags1))) { - if (MPFR_SIGN (s1) > 0) + if (MPFR_IS_POS (s1)) { MPFR_SAVE_EXPO_UPDATE_FLAGS (*pexpo, MPFR_FLAGS_OVERFLOW); return mpfr_overflow (y, rnd, sign); @@ -141,6 +145,12 @@ unit_bit (mpfr_srcptr x) #endif +/* FIXME: There is an internal overflow when z is very large. + Simple overflow detection with possible false negatives? + For the particular cases near the overflow boundary, + scaling by a power of two? +*/ + /* lngamma(x) = log(gamma(x)). We use formula [6.1.40] from Abramowitz&Stegun: lngamma(z) = (z-1/2)*log(z) - z + 1/2*log(2*Pi) @@ -161,17 +171,18 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) { mpfr_prec_t precy, w; /* working precision */ mpfr_t s, t, u, v, z; - unsigned long m, k, maxm; - mpz_t *INITIALIZED(B); /* variable B declared as initialized */ - int compared; - int inexact = 0; /* 0 means: result y not set yet */ + unsigned long m, k, maxm, l; + int compared, inexact; mpfr_exp_t err_s, err_t; - unsigned long Bm = 0; /* number of allocated B[] */ - unsigned long oldBm; double d; MPFR_SAVE_EXPO_DECL (expo); MPFR_ZIV_DECL (loop); + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg rnd=%d", mpfr_get_prec (z0), mpfr_log_prec, z0, rnd), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec (y), mpfr_log_prec, y, inexact)); + compared = mpfr_cmp_ui (z0, 1); MPFR_SAVE_EXPO_MARK (expo); @@ -183,9 +194,52 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) return mpfr_set_ui (y, 0, MPFR_RNDN); /* lngamma(1 or 2) = +0 */ } + /* Deal with very large inputs: according to [6.1.42], if we denote + R_n(z) = lngamma(z) - (z-1/2)*log(z) + z - 1/2*log(2*Pi), we have + |R_n(z)| <= B_2/2/z, thus for z >= 2 we have + |lngamma(z) - [z*(log(z) - 1)]| < 1/2*log(z) + 1. */ + if (compared > 0 && MPFR_GET_EXP (z0) >= (mpfr_exp_t) MPFR_PREC(y) + 2) + { + /* Since PREC(y) >= 2, this ensures EXP(z0) >= 4, thus |z0| >= 8, + thus 1/2*log(z0) + 1 < log(z0). + Since the largest possible z is < 2^(2^62) on a 64-bit machine, + the largest value of log(z) is 2^62*log(2.) < 3.2e18 < 2^62, + thus if we use at least 62 bits of precision, then log(t)-1 will + be exact */ + mpfr_init2 (t, MPFR_PREC(y) >= 52 ? MPFR_PREC(y) + 10 : 62); + mpfr_log (t, z0, MPFR_RNDU); /* error < 1 ulp */ + inexact = mpfr_sub_ui (t, t, 1, MPFR_RNDU); /* err < 2 ulps, since the + exponent of t might have + decreased */ + MPFR_ASSERTD(inexact == 0); + mpfr_mul (t, z0, t, MPFR_RNDU); /* err < 1+2*2=5 ulps according to + "Generic error on multiplication" + in algorithms.tex */ + if (MPFR_IS_INF(t)) + { + mpfr_clear (t); + MPFR_SAVE_EXPO_FREE (expo); + inexact = mpfr_overflow (y, rnd, 1); + return inexact; + } + if (MPFR_GET_EXP(t) - MPFR_PREC(t) >= 62) + { + /* then ulp(t) >= 2^62 > log(z0) thus the total error is bounded + by 6 ulp(t) */ + if (MPFR_CAN_ROUND (t, MPFR_PREC(t) - 3, MPFR_PREC(y), rnd)) + { + inexact = mpfr_set (y, t, rnd); + mpfr_clear (t); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inexact, rnd); + } + } + mpfr_clear (t); + } + /* Deal here with tiny inputs. We have for -0.3 <= x <= 0.3: - log|x| - gamma*x <= log|gamma(x)| <= - log|x| - gamma*x + x^2 */ - if (MPFR_EXP(z0) <= - (mpfr_exp_t) MPFR_PREC(y)) + if (MPFR_GET_EXP (z0) <= - (mpfr_exp_t) MPFR_PREC(y)) { mpfr_t l, h, g; int ok, inex1, inex2; @@ -250,7 +304,7 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) which would need precision n. */ MPFR_ZIV_NEXT (loop, prec); } - while (prec <= -MPFR_EXP(z0)); + while (prec <= - MPFR_GET_EXP (z0)); MPFR_ZIV_FREE (loop); } #endif @@ -263,6 +317,8 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) mpfr_init2 (v, MPFR_PREC_MIN); mpfr_init2 (z, MPFR_PREC_MIN); + inexact = 0; /* 0 means: result y not set yet */ + if (compared < 0) { mpfr_exp_t err_u; @@ -294,7 +350,10 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) ulp(u)/2 + (2-z0)*max(1,log(2-z0))*2^(1-w) = (1/2 + (2-z0)*max(1,log(2-z0))*2^(1-E(u))) ulp(u) */ d = (double) MPFR_GET_EXP(s) * 0.694; /* upper bound for log(2-z0) */ - err_u = MPFR_GET_EXP(s) + __gmpfr_ceil_log2 (d) + 1 - MPFR_GET_EXP(u); + if (MPFR_IS_ZERO(u)) /* in that case the error on u is zero */ + err_u = 0; + else + err_u = MPFR_GET_EXP(s) + __gmpfr_ceil_log2 (d) + 1 - MPFR_GET_EXP(u); err_u = (err_u >= 0) ? err_u + 1 : 0; /* now the error on u is bounded by 2^err_u ulps */ @@ -341,19 +400,22 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) } else { - err_s += 1 - MPFR_GET_EXP(v); + /* if v = 0 here, it was 1 before the call to mpfr_log, + thus the error on v was zero */ + if (!MPFR_IS_ZERO(v)) + err_s += 1 - MPFR_GET_EXP(v); err_s = (err_s >= 0) ? err_s + 1 : 0; /* the error on v is bounded by 2^err_s ulps */ err_u += MPFR_GET_EXP(u); /* absolute error on u */ - err_s += MPFR_GET_EXP(v); /* absolute error on v */ + if (!MPFR_IS_ZERO(v)) /* same as above */ + err_s += MPFR_GET_EXP(v); /* absolute error on v */ mpfr_sub (s, v, u, MPFR_RNDN); /* the total error on s is bounded by ulp(s)/2 + 2^(err_u-w) + 2^(err_s-w) <= ulp(s)/2 + 2^(max(err_u,err_s)+1-w) */ err_s = (err_s >= err_u) ? err_s : err_u; err_s += 1 - MPFR_GET_EXP(s); /* error is 2^err_s ulp(s) */ err_s = (err_s >= 0) ? err_s + 1 : 0; - if (mpfr_can_round (s, w - err_s, MPFR_RNDN, MPFR_RNDZ, precy - + (rnd == MPFR_RNDN))) + if (MPFR_CAN_ROUND (s, w - err_s, precy, rnd)) goto end; } MPFR_ZIV_NEXT (loop, w); @@ -379,11 +441,14 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) and we need k steps of argument reconstruction. Assuming k is large with respect to z0, and k = n, we get 1/(Pi*e)^(2n) ~ 2^(-w), i.e., k ~ w*log(2)/2/log(Pi*e) ~ 0.1616 * w. - However, since the series is more expensive to compute, the optimal - value seems to be k ~ 4.5 * w experimentally. */ + However, since the series is slightly more expensive to compute, + the optimal value seems to be k ~ 0.25 * w experimentally (with + caching of Bernoulli numbers). + For only one computation of gamma with large precision, it is better + to set k to a larger value, say k ~ w. */ mpfr_set_prec (s, 53); mpfr_gamma_alpha (s, w); - mpfr_set_ui_2exp (s, 9, -1, MPFR_RNDU); + mpfr_set_ui_2exp (s, 4, -4, MPFR_RNDU); mpfr_mul_ui (s, s, w, MPFR_RNDU); if (mpfr_cmp (z0, s) < 0) { @@ -431,15 +496,8 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) mpfr_mul (u, u, u, MPFR_RNDN); /* 1/z^2 * (1+u)^3 */ - if (Bm == 0) - { - B = mpfr_bernoulli_internal ((mpz_t *) 0, 0); - B = mpfr_bernoulli_internal (B, 1); - Bm = 2; - } - /* m <= maxm ensures that 2*m*(2*m+1) <= ULONG_MAX */ - maxm = 1UL << (GMP_NUMB_BITS / 2 - 1); + maxm = 1UL << (sizeof(unsigned long) * CHAR_BIT / 2 - 1); /* s:(1+u)^15, t:(1+u)^2, t <= 3/128 */ @@ -463,12 +521,7 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) } /* (1+u)^(10m-8) */ /* invariant: t=1/(2m)/(2m-1)/z^(2m-1)/(2m+1)! */ - if (Bm <= m) - { - B = mpfr_bernoulli_internal (B, m); /* B[2m]*(2m+1)!, exact */ - Bm ++; - } - mpfr_mul_z (v, t, B[m], MPFR_RNDN); /* (1+u)^(10m-7) */ + mpfr_mul_z (v, t, mpfr_bernoulli_cache(m), MPFR_RNDN); /* (1+u)^(10m-7) */ MPFR_ASSERTD(MPFR_GET_EXP(v) <= - (2 * m + 3)); mpfr_add (s, s, v, MPFR_RNDN); } @@ -492,22 +545,92 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) /* add 1/2*log(2*Pi) and subtract log(z0*(z0+1)*...*(z0+k-1)) */ mpfr_const_pi (v, MPFR_RNDN); /* v = Pi*(1+u) */ mpfr_mul_2ui (v, v, 1, MPFR_RNDN); /* v = 2*Pi * (1+u) */ - if (k) + /* k >= 3 */ + mpfr_set (t, z0, MPFR_RNDN); /* t = z0*(1+u) */ + l = 1; + +/* replace #if 1 by #if 0 for the naive argument reconstruction */ +#if 1 + + /* We multiply by (z0+1)*(z0+2)*...*(z0+k-1) by blocks of j consecutive + terms where j ~ sqrt(k). + If we multiply naively by z0+1, then by z0+2, ..., then by z0+j, + the multiplicative term for the rounding error is (1+u)^(2j). + The multiplicative term is not larger when we multiply by + Z[j] + c[j-1]*Z[j-1] + ... + c[2]*Z[2] + c[1]*z0 + c[0] + with c[p] integers, and Z[p] = z0^p * (1+u)^(p-1). + Note that all terms are positive. + Indeed, since c[1] is exact, c[1]*z0 corresponds to (1+u), + then c[1]*z0 + c[0] corresponds to (1+u)^2, + c[2]*Z[2] + c[1]*z0 + c[0] to (1+u)^3, ..., + c[j-1]*Z[j-1] + ... + c[0] to (1+u)^j, + and Z[j] + c[j-1]*Z[j-1] + ... + c[1]*z0 + c[0] to (1+u)^(j+1). + With the accumulation in t, we get (1+u)^(j+2) and j+2 <= 2j. */ + { + unsigned long j, i, p; + mpfr_t *Z; + mpz_t *c; + for (j = 2; (j + 1) * (j + 1) < k; j++); + /* Z[i] stores z0^i for i <= j */ + Z = (mpfr_t *) mpfr_allocate_func ((j + 1) * sizeof (mpfr_t)); + for (i = 2; i <= j; i++) + mpfr_init2 (Z[i], w); + mpfr_sqr (Z[2], z0, MPFR_RNDN); + for (i = 3; i <= j; i++) + if ((i & 1) == 0) + mpfr_sqr (Z[i], Z[i >> 1], MPFR_RNDN); + else + mpfr_mul (Z[i], Z[i-1], z0, MPFR_RNDN); + c = (mpz_t *) mpfr_allocate_func ((j + 1) * sizeof (mpz_t)); + for (i = 0; i <= j; i++) + mpz_init (c[i]); + for (; l + j <= k; l += j) + { + /* c[i] is the coefficient of x^i in (x+l)*...*(x+l+j-1) */ + mpz_set_ui (c[0], 1); + for (i = 0; i < j; i++) + /* multiply (x+l)*(x+l+1)*...*(x+l+i-1) by x+l+i: + (b[i]*x^i + b[i-1]*x^(i-1) + ... + b[0])*(x+l+i) = + b[i]*x^(i+1) + (b[i-1]+(l+i)*b[i])*x^i + ... + + (b[0]+(l+i)*b[1])*x + i*b[0] */ + { + mpz_set (c[i+1], c[i]); /* b[i]*x^(i+1) */ + for (p = i; p > 0; p--) + { + mpz_mul_ui (c[p], c[p], l + i); + mpz_add (c[p], c[p], c[p-1]); /* b[p-1]+(l+i)*b[p] */ + } + mpz_mul_ui (c[0], c[0], l+i); /* i*b[0] */ + } + /* now compute z0^j + c[j-1]*z0^(j-1) + ... + c[1]*z0 + c[0] */ + mpfr_set_z (u, c[0], MPFR_RNDN); + for (i = 0; i < j; i++) + { + mpfr_mul_z (z, (i == 0) ? z0 : Z[i+1], c[i+1], MPFR_RNDN); + mpfr_add (u, u, z, MPFR_RNDN); + } + mpfr_mul (t, t, u, MPFR_RNDN); + } + for (i = 0; i <= j; i++) + mpz_clear (c[i]); + mpfr_free_func (c, (j + 1) * sizeof (mpz_t)); + for (i = 2; i <= j; i++) + mpfr_clear (Z[i]); + mpfr_free_func (Z, (j + 1) * sizeof (mpfr_t)); + } +#endif /* end of fast argument reconstruction */ + + for (; l < k; l++) { - unsigned long l; - mpfr_set (t, z0, MPFR_RNDN); /* t = z0*(1+u) */ - for (l = 1; l < k; l++) - { - mpfr_add_ui (u, z0, l, MPFR_RNDN); /* u = (z0+l)*(1+u) */ - mpfr_mul (t, t, u, MPFR_RNDN); /* (1+u)^(2l+1) */ - } - /* now t: (1+u)^(2k-1) */ - /* instead of computing log(sqrt(2*Pi)/t), we compute - 1/2*log(2*Pi/t^2), which trades a square root for a square */ - mpfr_mul (t, t, t, MPFR_RNDN); /* (z0*...*(z0+k-1))^2, (1+u)^(4k-1) */ - mpfr_div (v, v, t, MPFR_RNDN); - /* 2*Pi/(z0*...*(z0+k-1))^2 (1+u)^(4k+1) */ + mpfr_add_ui (u, z0, l, MPFR_RNDN); /* u = (z0+l)*(1+u) */ + mpfr_mul (t, t, u, MPFR_RNDN); /* (1+u)^(2l+1) */ } + /* now t: (1+u)^(2k-1) */ + /* instead of computing log(sqrt(2*Pi)/t), we compute + 1/2*log(2*Pi/t^2), which trades a square root for a square */ + mpfr_mul (t, t, t, MPFR_RNDN); /* (z0*...*(z0+k-1))^2, (1+u)^(4k-1) */ + mpfr_div (v, v, t, MPFR_RNDN); + /* 2*Pi/(z0*...*(z0+k-1))^2 (1+u)^(4k+1) */ #ifdef IS_GAMMA err_s = MPFR_GET_EXP(s); mpfr_exp (s, s, MPFR_RNDN); @@ -524,7 +647,7 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) |h| <= (2m+48)*ulp(s), thus exp(s0) = exp(s) * exp(-h). For |h| <= 1/4, we have |exp(h)-1| <= 1.2*|h| thus |exp(s) - exp(s0)| <= 1.2 * exp(s) * (2m+48)* 2^(EXP(s)-w). */ - d = 1.2 * (2.0 * (double) m + 48.0); + /* d = 1.2 * (2.0 * (double) m + 48.0); */ /* the error on s is bounded by d*2^err_s * 2^(-w) */ mpfr_sqrt (t, v, MPFR_RNDN); /* let v0 be the exact value of v. We have v = v0*(1+u)^(4k+1), @@ -533,7 +656,13 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) /* the error on input s is bounded by (1+u)^(d*2^err_s), and that on t is (1+u)^(2k+3/2), thus the total error is (1+u)^(d*2^err_s+2k+5/2) */ - err_s += __gmpfr_ceil_log2 (d); + /* err_s += __gmpfr_ceil_log2 (d); */ + /* since d = 1.2 * (2m+48), ceil(log2(d)) = 2 + ceil(log2(0.6*m+14.4)) + <= 2 + ceil(log2(0.6*m+15)) */ + { + unsigned long mm = (1 + m / 5) * 3; /* 0.6*m <= mm */ + err_s += 2 + __gmpfr_int_ceil_log2 (mm + 15); + } err_t = __gmpfr_ceil_log2 (2.0 * (double) k + 2.5); err_s = (err_s >= err_t) ? err_s + 1 : err_t + 1; #else @@ -570,10 +699,6 @@ GAMMA_FUNC (mpfr_ptr y, mpfr_srcptr z0, mpfr_rnd_t rnd) #ifdef IS_GAMMA end0: #endif - oldBm = Bm; - while (Bm--) - mpz_clear (B[Bm]); - (*__gmp_free_func) (B, oldBm * sizeof (mpz_t)); end: if (inexact == 0) @@ -614,7 +739,7 @@ mpfr_lngamma (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd) else /* lngamma(+/-Inf) = lngamma(nonpositive integer) = +Inf */ { if (!MPFR_IS_INF (x)) - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_SET_INF (y); MPFR_SET_POS (y); MPFR_RET (0); /* exact */ @@ -654,7 +779,7 @@ mpfr_lgamma (mpfr_ptr y, int *signp, mpfr_srcptr x, mpfr_rnd_t rnd) else { if (MPFR_IS_ZERO (x)) - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); *signp = MPFR_INT_SIGN (x); MPFR_SET_INF (y); MPFR_SET_POS (y); @@ -668,7 +793,7 @@ mpfr_lgamma (mpfr_ptr y, int *signp, mpfr_srcptr x, mpfr_rnd_t rnd) { MPFR_SET_INF (y); MPFR_SET_POS (y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/log.c b/Build/source/libs/mpfr/mpfr-src/src/log.c index 866ce86b3b8..7b61280b7c8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/log.c +++ b/Build/source/libs/mpfr/mpfr-src/src/log.c @@ -44,6 +44,7 @@ mpfr_log (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) int inexact; mpfr_prec_t p, q; mpfr_t tmp1, tmp2; + mpfr_exp_t exp_a; MPFR_SAVE_EXPO_DECL (expo); MPFR_ZIV_DECL (loop); MPFR_GROUP_DECL(group); @@ -83,18 +84,22 @@ mpfr_log (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) MPFR_ASSERTD (MPFR_IS_ZERO (a)); MPFR_SET_INF (r); MPFR_SET_NEG (r); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); /* log(0) is an exact -infinity */ } } + /* If a is negative, the result is NaN */ - else if (MPFR_UNLIKELY (MPFR_IS_NEG (a))) + if (MPFR_UNLIKELY (MPFR_IS_NEG (a))) { MPFR_SET_NAN (r); MPFR_RET_NAN; } - /* If a is 1, the result is 0 */ - else if (MPFR_UNLIKELY (MPFR_GET_EXP (a) == 1 && mpfr_cmp_ui (a, 1) == 0)) + + exp_a = MPFR_GET_EXP (a); + + /* If a is 1, the result is +0 */ + if (MPFR_UNLIKELY (exp_a == 1 && mpfr_cmp_ui (a, 1) == 0)) { MPFR_SET_ZERO (r); MPFR_SET_POS (r); @@ -103,8 +108,8 @@ mpfr_log (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) q = MPFR_PREC (r); - /* use initial precision about q+lg(q)+5 */ - p = q + 5 + 2 * MPFR_INT_CEIL_LOG2 (q); + /* use initial precision about q+2*lg(q)+cte */ + p = q + 2 * MPFR_INT_CEIL_LOG2 (q) + 10; /* % ~(mpfr_prec_t)GMP_NUMB_BITS ; m=q; while (m) { p++; m >>= 1; } */ /* if (MPFR_LIKELY(p % GMP_NUMB_BITS != 0)) @@ -116,13 +121,28 @@ mpfr_log (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) MPFR_ZIV_INIT (loop, p); for (;;) { - long m; + mpfr_exp_t m; mpfr_exp_t cancel; - /* Calculus of m (depends on p) */ - m = (p + 1) / 2 - MPFR_GET_EXP (a) + 1; + /* Calculus of m (depends on p) + If mpfr_exp_t has N bits, then both (p + 3) / 2 and |exp_a| fit + on N-2 bits, so that there cannot be an overflow. */ + m = (p + 3) / 2 - exp_a; + + /* In standard configuration (_MPFR_EXP_FORMAT <= 3), one has + mpfr_exp_t <= long, so that the following assertion is always + true. */ + MPFR_ASSERTN (m >= LONG_MIN && m <= LONG_MAX); + /* FIXME: Why 1 ulp and not 1/2 ulp? Ditto with some other ones + below. The error concerning the AGM should be explained since + 4/s is inexact (one needs a bound on its derivative). */ mpfr_mul_2si (tmp2, a, m, MPFR_RNDN); /* s=a*2^m, err<=1 ulp */ + MPFR_ASSERTD (MPFR_EXP (tmp2) >= (p + 3) / 2); + /* [FIXME] and one can have the equality, even if p is even. + This means that if a is a power of 2 and p is even, then + s = (1/2) * 2^((p+2)/2) = 2^(p/2), so that the condition + s > 2^(p/2) from algorithms.tex is not satisfied. */ mpfr_div (tmp1, __gmpfr_four, tmp2, MPFR_RNDN);/* 4/s, err<=2 ulps */ mpfr_agm (tmp2, __gmpfr_one, tmp1, MPFR_RNDN); /* AG(1,4/s),err<=3 ulps */ mpfr_mul_2ui (tmp2, tmp2, 1, MPFR_RNDN); /* 2*AG(1,4/s), err<=3 ulps */ @@ -143,19 +163,19 @@ mpfr_log (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) /* we have 7 ulps of error from the above roundings, 4 ulps from the 4/s^2 second order term, plus the canceled bits */ - if (MPFR_LIKELY (MPFR_CAN_ROUND (tmp1, p-cancel-4, q, rnd_mode))) + if (MPFR_LIKELY (MPFR_CAN_ROUND (tmp1, p - cancel - 4, q, rnd_mode))) break; /* VL: I think it is better to have an increment that it isn't too low; in particular, the increment must be positive even if cancel = 0 (can this occur?). */ - p += cancel >= 8 ? cancel : 8; + p += cancel + MPFR_INT_CEIL_LOG2 (p); } else { /* TODO: find why this case can occur and what is best to do with it. */ - p += 32; + p += MPFR_INT_CEIL_LOG2 (p); } MPFR_ZIV_NEXT (loop, p); diff --git a/Build/source/libs/mpfr/mpfr-src/src/log10.c b/Build/source/libs/mpfr/mpfr-src/src/log10.c index bc2c3ffbeaf..04052b8ea92 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/log10.c +++ b/Build/source/libs/mpfr/mpfr-src/src/log10.c @@ -68,7 +68,7 @@ mpfr_log10 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) MPFR_ASSERTD (MPFR_IS_ZERO (a)); MPFR_SET_INF (r); MPFR_SET_NEG (r); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); /* log10(0) is an exact -infinity */ } } @@ -104,7 +104,7 @@ mpfr_log10 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) /* the optimal number of bits : see algorithms.tex */ Nt = Ny + 4 + MPFR_INT_CEIL_LOG2 (Ny); - /* initialise of intermediary variables */ + /* initialize of intermediary variables */ mpfr_init2 (t, Nt); mpfr_init2 (tt, Nt); @@ -132,7 +132,7 @@ mpfr_log10 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) && mpfr_cmp (a, tt) == 0) break; - /* actualisation of the precision */ + /* actualization of the precision */ MPFR_ZIV_NEXT (loop, Nt); mpfr_set_prec (t, Nt); mpfr_set_prec (tt, Nt); diff --git a/Build/source/libs/mpfr/mpfr-src/src/log1p.c b/Build/source/libs/mpfr/mpfr-src/src/log1p.c index 4ef43c2ae68..96c2f6831ed 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/log1p.c +++ b/Build/source/libs/mpfr/mpfr-src/src/log1p.c @@ -23,8 +23,80 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" - /* The computation of log1p is done by - log1p(x)=log(1+x) */ +/* Put in y an approximation of log(1+x) for x small. + We assume |x| < 1, in which case: + |x/2| <= |log(1+x)| = |x - x^2/2 + x^3/3 - x^4/4 + ...| <= |x|. + Return k such that the error is bounded by 2^k*ulp(y). +*/ +static int +mpfr_log1p_small (mpfr_ptr y, mpfr_srcptr x) +{ + mpfr_prec_t p = MPFR_PREC(y), err; + mpfr_t t, u; + unsigned long i; + int k; + + MPFR_ASSERTD(MPFR_GET_EXP (x) <= 0); /* ensures |x| < 1 */ + + /* in the following, theta represents a value with |theta| <= 2^(1-p) + (might be a different value each time) */ + + mpfr_init2 (t, p); + mpfr_init2 (u, p); + mpfr_set (t, x, MPFR_RNDF); /* t = x * (1 + theta) */ + mpfr_set (y, t, MPFR_RNDF); /* exact */ + for (i = 2; ; i++) + { + mpfr_mul (t, t, x, MPFR_RNDF); /* t = x^i * (1 + theta)^i */ + mpfr_div_ui (u, t, i, MPFR_RNDF); /* u = x^i/i * (1 + theta)^(i+1) */ + if (MPFR_GET_EXP (u) <= MPFR_GET_EXP (y) - p) /* |u| < ulp(y) */ + break; + if (i & 1) + mpfr_add (y, y, u, MPFR_RNDF); /* error <= ulp(y) */ + else + mpfr_sub (y, y, u, MPFR_RNDF); /* error <= ulp(y) */ + } + /* We assume |(1 + theta)^(i+1)| <= 2. + The neglected part is at most |u| + |u|/2 + ... <= 2|u| < 2 ulp(y) + which has to be multiplied by |(1 + theta)^(i+1)| <= 2, thus at most + 4 ulp(y). + The rounding error on y is bounded by: + * for the (i-2) add/sub, each error is bounded by ulp(y), + and since |y| <= |x|, this yields (i-2)*ulp(x) + * from Lemma 3.1 from [Higham02] (see algorithms.tex), + the relative error on u at step i is bounded by: + (i+1)*epsilon/(1-(i+1)*epsilon) where epsilon = 2^(1-p). + If (i+1)*epsilon <= 1/2, then the relative error on u at + step i is bounded by 2*(i+1)*epsilon, and since |u| <= 1/2^(i+1) + at step i, this gives an absolute error bound of; + 2*epsilon*x*(3/2^3 + 4/2^4 + 5/2^5 + ...) <= 2*2^(1-p)*x = + 4*2^(-p)*x <= 4*ulp(x). + + If (i+1)*epsilon <= 1/2, then the relative error on u at step i + is bounded by (i+1)*epsilon/(1-(i+1)*epsilon) <= 1, thus it follows + |(1 + theta)^(i+1)| <= 2. + + Finally the total error is bounded by 4*ulp(y) + (i-2)*ulp(x) + 4*ulp(x) + = 4*ulp(y) + (i+2)*ulp(x). + Since x/2 <= y, we have ulp(x) <= 2*ulp(y), thus the error is bounded by: + (2*i+8)*ulp(y). + */ + err = 2 * i + 8; + k = __gmpfr_int_ceil_log2 (err); + MPFR_ASSERTN(k < p); + /* if k < p, since k = ceil(log2(err)), we have err <= 2^k <= 2^(p-1), + thus i+4 = err/2 <= 2^(p-2), thus (i+4)*epsilon <= 1/2, which implies + our assumption (i+1)*epsilon <= 1/2. */ + mpfr_clear (t); + mpfr_clear (u); + return k; +} + +/* The computation of log1p is done by + log1p(x) = log(1+x) + except when x is very small, in which case log1p(x) = x + tiny error, + or when x is small, where we use directly the Taylor expansion. +*/ int mpfr_log1p (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) @@ -89,7 +161,7 @@ mpfr_log1p (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { MPFR_SET_INF (y); MPFR_SET_NEG (y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); } MPFR_SET_NAN (y); @@ -117,27 +189,40 @@ mpfr_log1p (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) if (MPFR_EXP(x) < 0) Nt += -MPFR_EXP(x); - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); /* First computation of log1p */ MPFR_ZIV_INIT (loop, Nt); for (;;) { - /* compute log1p */ - inexact = mpfr_add_ui (t, x, 1, MPFR_RNDN); /* 1+x */ - /* if inexact = 0, then t = x+1, and the result is simply log(t) */ - if (inexact == 0) + int k; + /* small case: assuming the AGM algorithm used by mpfr_log uses + log2(p) steps for a precision of p bits, we try the special + variant whenever EXP(x) <= -p/log2(p). */ + k = 1 + __gmpfr_int_ceil_log2 (Ny); /* the +1 avoids a division by 0 + when Ny=1 */ + if (MPFR_GET_EXP (x) <= - (mpfr_exp_t) (Ny / k)) + /* this implies EXP(x) <= 0 thus x < 1 */ + err = Nt - mpfr_log1p_small (t, x); + else { - inexact = mpfr_log (y, t, rnd_mode); - goto end; + /* compute log1p */ + inexact = mpfr_add_ui (t, x, 1, MPFR_RNDN); /* 1+x */ + /* if inexact = 0, then t = x+1, and the result is simply log(t) */ + if (inexact == 0) + { + inexact = mpfr_log (y, t, rnd_mode); + goto end; + } + mpfr_log (t, t, MPFR_RNDN); /* log(1+x) */ + + /* the error is bounded by (1/2+2^(1-EXP(t))*ulp(t) + (cf algorithms.tex) + if EXP(t)>=2, then error <= ulp(t) + if EXP(t)<=1, then error <= 2^(2-EXP(t))*ulp(t) */ + err = Nt - MAX (0, 2 - MPFR_GET_EXP (t)); } - mpfr_log (t, t, MPFR_RNDN); /* log(1+x) */ - - /* the error is bounded by (1/2+2^(1-EXP(t))*ulp(t) (cf algorithms.tex) - if EXP(t)>=2, then error <= ulp(t) - if EXP(t)<=1, then error <= 2^(2-EXP(t))*ulp(t) */ - err = Nt - MAX (0, 2 - MPFR_GET_EXP (t)); if (MPFR_LIKELY (MPFR_CAN_ROUND (t, err, Ny, rnd_mode))) break; diff --git a/Build/source/libs/mpfr/mpfr-src/src/log2.c b/Build/source/libs/mpfr/mpfr-src/src/log2.c index 4c01a32d3e0..3f81f882304 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/log2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/log2.c @@ -66,7 +66,7 @@ mpfr_log2 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) MPFR_ASSERTD (MPFR_IS_ZERO (a)); MPFR_SET_INF (r); MPFR_SET_NEG (r); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); /* log2(0) is an exact -infinity */ } } @@ -106,7 +106,7 @@ mpfr_log2 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) /* the optimal number of bits : see algorithms.tex */ Nt = Ny + 3 + MPFR_INT_CEIL_LOG2 (Ny); - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); mpfr_init2 (tt, Nt); @@ -124,7 +124,7 @@ mpfr_log2 (mpfr_ptr r, mpfr_srcptr a, mpfr_rnd_t rnd_mode) if (MPFR_LIKELY (MPFR_CAN_ROUND (t, err, Ny, rnd_mode))) break; - /* actualisation of the precision */ + /* actualization of the precision */ MPFR_ZIV_NEXT (loop, Nt); mpfr_set_prec (t, Nt); mpfr_set_prec (tt, Nt); diff --git a/Build/source/libs/mpfr/mpfr-src/src/log_ui.c b/Build/source/libs/mpfr/mpfr-src/src/log_ui.c new file mode 100644 index 00000000000..3dc39c73415 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/log_ui.c @@ -0,0 +1,234 @@ +/* mpfr_log_ui -- compute natural logarithm of an unsigned long + +Copyright 2014-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* FIXME: mpfr_log_ui is much slower than mpfr_log on some values of n, + e.g. about 4 times as slow for n around ULONG_MAX/3 on an + x86_64 Linux machine, for 10^6 bits of precision. The reason is that + for say n=6148914691236517205 and prec=10^6, the value of T computed + has more than 50M bits, which is much more than needed. Indeed the + binary splitting algorithm for series with a finite radius of convergence + gives rationals of size n*log(n) for a target precision n. One might + truncate the rationals inside the algorithm, but then the error analysis + should be redone. */ + +/* Cf http://www.ginac.de/CLN/binsplit.pdf: the Taylor series of log(1+x) + up to order N for x=p/2^k is T/(B*Q). + P[0] <- (-p)^(n2-n1) [with opposite sign when n1=1] + q <- k*(n2-n1) [corresponding to Q[0] = 2^q] + B[0] <- n1 * (n1+1) * ... * (n2-1) + T[0] <- B[0]*Q[0] * S(n1,n2) + where S(n1,n2) = -sum((-x)^(i-n1+1)/i, i=n1..n2-1) + Assumes p is odd or zero, and -1/3 <= x = p/2^k <= 1/3. +*/ +static void +S (mpz_t *P, unsigned long *q, mpz_t *B, mpz_t *T, unsigned long n1, + unsigned long n2, long p, unsigned long k, int need_P) +{ + MPFR_ASSERTD (n1 < n2); + MPFR_ASSERTD (p == 0 || ((unsigned long) p & 1) != 0); + if (n2 == n1 + 1) + { + mpz_set_si (P[0], (n1 == 1) ? p : -p); + *q = k; + mpz_set_ui (B[0], n1); + /* T = B*Q*S where S = P/(B*Q) thus T = P */ + mpz_set (T[0], P[0]); + /* since p is odd (or zero), there is no common factor 2 between + P and Q, or T and B */ + } + else + { + unsigned long m = (n1 / 2) + (n2 / 2) + (n1 & 1UL & n2), q1; + /* m = floor((n1+n2)/2) */ + + MPFR_ASSERTD (n1 < m && m < n2); + S (P, q, B, T, n1, m, p, k, 1); + S (P + 1, &q1, B + 1, T + 1, m, n2, p, k, need_P); + + /* T0 <- T0*B1*Q1 + P0*B0*T1 */ + mpz_mul (T[1], T[1], P[0]); + mpz_mul (T[1], T[1], B[0]); + mpz_mul (T[0], T[0], B[1]); + /* Q[1] = 2^q1 */ + mpz_mul_2exp (T[0], T[0], q1); /* mpz_mul (T[0], T[0], Q[1]) */ + mpz_add (T[0], T[0], T[1]); + if (need_P) + mpz_mul (P[0], P[0], P[1]); + *q += q1; /* mpz_mul (Q[0], Q[0], Q[1]) */ + mpz_mul (B[0], B[0], B[1]); + + /* there should be no common factors 2 between P, Q and T, + since P is odd (or zero) */ + } +} + +int +mpfr_log_ui (mpfr_ptr x, unsigned long n, mpfr_rnd_t rnd_mode) +{ + unsigned long k; + mpfr_prec_t w; /* working precision */ + mpz_t three_n, *P, *B, *T; + mpfr_t t, q; + int inexact; + unsigned long N, lgN, i, kk; + long p; + MPFR_GROUP_DECL(group); + MPFR_TMP_DECL(marker); + MPFR_ZIV_DECL(loop); + MPFR_SAVE_EXPO_DECL (expo); + + if (n <= 2) + { + if (n == 0) + { + MPFR_SET_INF (x); + MPFR_SET_NEG (x); + MPFR_SET_DIVBY0 (); + MPFR_RET (0); /* log(0) is an exact -infinity */ + } + else if (n == 1) + { + MPFR_SET_ZERO (x); + MPFR_SET_POS (x); + MPFR_RET (0); /* only "normal" case where the result is exact */ + } + /* now n=2 */ + return mpfr_const_log2 (x, rnd_mode); + } + + /* here n >= 3 */ + + /* Argument reduction: compute k such that 2/3 <= n/2^k < 4/3, + i.e., 2^(k+1) <= 3n < 2^(k+2). + + FIXME: we could do better by considering n/(2^k*3^i*5^j), + which reduces the maximal distance to 1 from 1/3 to 1/8, + thus needing about 1.89 less terms in the Taylor expansion of + the reduced argument. Then log(2^k*3^i*5^j) can be computed + using a combination of log(16/15), log(25/24) and log(81/80), + see Section 6.5 of "A Fortran Multiple-Precision Arithmetic Package", + Richard P. Brent, ACM Transactions on Mathematical Software, 1978. */ + + mpz_init_set_ui (three_n, n); + mpz_mul_ui (three_n, three_n, 3); + k = mpz_sizeinbase (three_n, 2) - 2; + MPFR_ASSERTD (k >= 2); + mpz_clear (three_n); + + /* The reduced argument is n/2^k - 1 = (n-2^k)/2^k. + Compute p = n-2^k. One has: |p| = |n-2^k| < 2^k/3 < n/2 <= LONG_MAX, + so that p and -p both fit in a long. */ + if (k < sizeof (unsigned long) * CHAR_BIT) + n -= 1UL << k; + /* n is now the value of p mod ULONG_MAX+1 */ + p = n > LONG_MAX ? - (long) - n : (long) n; + + MPFR_TMP_MARK(marker); + w = MPFR_PREC(x) + MPFR_INT_CEIL_LOG2 (MPFR_PREC(x)) + 10; + MPFR_GROUP_INIT_2(group, w, t, q); + MPFR_SAVE_EXPO_MARK (expo); + + kk = k; + if (p != 0) + while ((p % 2) == 0) /* replace p/2^kk by (p/2)/2^(kk-1) */ + { + p /= 2; + kk --; + } + + MPFR_ZIV_INIT (loop, w); + for (;;) + { + mpfr_t tmp; + unsigned int err; + unsigned long q0; + + /* we need at most w/log2(2^kk/|p|) terms for an accuracy of w bits */ + mpfr_init2 (tmp, 32); + mpfr_set_ui (tmp, (p > 0) ? p : -p, MPFR_RNDU); + mpfr_log2 (tmp, tmp, MPFR_RNDU); + mpfr_ui_sub (tmp, kk, tmp, MPFR_RNDD); + MPFR_ASSERTN (w <= ULONG_MAX); + mpfr_ui_div (tmp, w, tmp, MPFR_RNDU); + N = mpfr_get_ui (tmp, MPFR_RNDU); + if (N < 2) + N = 2; + lgN = MPFR_INT_CEIL_LOG2 (N) + 1; + mpfr_clear (tmp); + P = (mpz_t *) MPFR_TMP_ALLOC (3 * lgN * sizeof (mpz_t)); + B = P + lgN; + T = B + lgN; + for (i = 0; i < lgN; i++) + { + mpz_init (P[i]); + mpz_init (B[i]); + mpz_init (T[i]); + } + + S (P, &q0, B, T, 1, N, p, kk, 0); + /* mpz_mul (Q[0], B[0], Q[0]); */ + /* mpz_mul_2exp (B[0], B[0], q0); */ + + mpfr_set_z (t, T[0], MPFR_RNDN); /* t = P[0] * (1 + theta_1) */ + mpfr_set_z (q, B[0], MPFR_RNDN); /* q = B[0] * (1 + theta_2) */ + mpfr_mul_2exp (q, q, q0, MPFR_RNDN); /* B[0]*Q[0] */ + mpfr_div (t, t, q, MPFR_RNDN); /* t = T[0]/(B[0]*Q[0])*(1 + theta_3)^3 + = log(n/2^k) * (1 + theta_4)^4 + for |theta_i| < 2^(-w) */ + + /* argument reconstruction: add k*log(2) */ + mpfr_const_log2 (q, MPFR_RNDN); + mpfr_mul_ui (q, q, k, MPFR_RNDN); + mpfr_add (t, t, q, MPFR_RNDN); + for (i = 0; i < lgN; i++) + { + mpz_clear (P[i]); + mpz_clear (B[i]); + mpz_clear (T[i]); + } + /* The maximal error is 5 ulps for P/Q, since |(1+/-u)^4 - 1| < 5*u + for u < 2^(-12), k ulps for k*log(2), and 1 ulp for the addition, + thus at most k+6 ulps. + Note that there might be some cancellation in the addition: the worst + case is when log(1 + p/2^kk) = log(2/3) ~ -0.405, and with n=3 which + gives k=2, thus we add 2*log(2) = 1.386. Thus in the worst case we + have an exponent decrease of 1, which accounts for +1 in the error. */ + err = MPFR_INT_CEIL_LOG2 (k + 6) + 1; + if (MPFR_LIKELY (MPFR_CAN_ROUND (t, w - err, MPFR_PREC(x), rnd_mode))) + break; + + MPFR_ZIV_NEXT (loop, w); + MPFR_GROUP_REPREC_2(group, w, t, q); + } + MPFR_ZIV_FREE (loop); + + inexact = mpfr_set (x, t, rnd_mode); + + MPFR_GROUP_CLEAR(group); + MPFR_TMP_FREE(marker); + + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (x, inexact, rnd_mode); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/logging.c b/Build/source/libs/mpfr/mpfr-src/src/logging.c index 37a886755c4..c66467138d5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/logging.c +++ b/Build/source/libs/mpfr/mpfr-src/src/logging.c @@ -26,14 +26,15 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifdef MPFR_USE_LOGGING -/* Can't include them before (in particular, printf.h) */ -#include <stdlib.h> -#include <stdarg.h> +/* The <time.h> header might not be available everywhere (it is standard, + but not even required by freestanding C implementations); thus it isn't + included unconditionally. */ #include <time.h> /* Define LOGGING variables */ FILE *mpfr_log_file; +int mpfr_log_flush; int mpfr_log_type; int mpfr_log_level; int mpfr_log_current; @@ -78,6 +79,8 @@ mpfr_log_begin (void) mpfr_log_type = MPFR_LOG_INPUT_F|MPFR_LOG_OUTPUT_F|MPFR_LOG_TIME_F |MPFR_LOG_INTERNAL_F|MPFR_LOG_MSG_F|MPFR_LOG_BADCASE_F|MPFR_LOG_STAT_F; + mpfr_log_flush = getenv ("MPFR_LOG_FLUSH") != NULL; + /* Open filename if needed */ var = getenv ("MPFR_LOG_FILE"); if (var == NULL || *var == 0) @@ -92,6 +95,7 @@ mpfr_log_begin (void) } time (&tt); fprintf (mpfr_log_file, "MPFR LOG FILE %s\n", ctime (&tt)); + fflush (mpfr_log_file); /* always done */ } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/mips/mparam.h b/Build/source/libs/mpfr/mpfr-src/src/mips/mparam.h new file mode 100644 index 00000000000..10c5886f29b --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/mips/mparam.h @@ -0,0 +1,234 @@ +/* Various Thresholds of MPFR, not exported. -*- mode: C -*- + +Copyright 2005-2017 Free Software Foundation, Inc. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* Generated by MPFR's tuneup.c, 2012-03-05, gcc 4.4.6 + on gcc49.fsffrance.org (Loongson 3A) with GMP 5.0.4 + configured with ac_cv_func_getrusage=no */ + + +#define MPFR_MULHIGH_TAB \ + -1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, \ + 0,0,0,0,0,0,0,16,16,16,16,16,16,18,18,18, \ + 18,20,20,20,20,22,22,22,24,32,32,32,32,32,32,32, \ + 32,32,32,32,32,36,36,36,36,32,36,36,36,36,36,36, \ + 36,40,40,40,40,40,44,44,44,44,44,44,48,64,64,64, \ + 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64, \ + 64,64,64,64,64,64,72,72,72,72,64,64,64,64,64,64, \ + 64,64,64,72,72,72,72,93,93,93,93,93,93,93,93,93, \ + 93,93,93,93,93,93,93,93,93,93,93,93,93,93,96,93, \ + 96,93,96,105,105,105,105,105,105,105,105,105,105,105,105,105, \ + 105,105,108,105,117,117,117,117,117,117,117,117,117,117,117,117, \ + 117,117,117,117,117,117,117,117,129,129,129,129,129,129,129,129, \ + 129,129,129,129,129,129,129,129,129,129,141,141,117,117,117,117, \ + 117,117,129,129,128,129,129,129,189,189,189,189,189,189,189,189, \ + 189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,189, \ + 189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,189, \ + 189,189,189,189,189,189,189,189,189,189,189,189,189,189,189,189, \ + 189,189,189,189,189,189,189,188,189,189,192,189,189,189,189,189, \ + 189,189,189,189,189,189,213,213,213,213,213,213,213,213,213,213, \ + 213,213,213,213,213,213,213,212,213,213,213,213,213,213,213,213, \ + 213,213,213,213,213,213,237,237,237,213,213,237,276,237,276,275, \ + 276,276,276,276,276,276,276,276,276,276,276,276,276,276,276,283, \ + 276,276,276,276,276,276,276,276,276,276,276,276,276,276,276,276, \ + 276,275,276,276,276,276,285,283,283,283,285,283,283,285,285,285, \ + 285,285,378,377,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,377,378,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,377,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,378,378,378,377,378,378,378,378,378,378, \ + 378,378,376,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,378,378,378,378,378,378,378,378,378,378,378,378, \ + 378,378,378,378,504,504,504,503,504,504,504,504,504,503,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 568,504,568,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,566,566,568,568,568,568,568,568, \ + 568,632,568,632,632,632,632,632,632,632,632,632,632,632,632,632, \ + 632,632,632,632,632,632,632,632,632,632,632,632,632,632,632,632, \ + 632,632,632,632,632,632,632,632,632,632,736,736,736,735,736,736, \ + 736,736,736,736,736,736,736,736,736,736,736,736,736,736,736,735, \ + 736,736,736,736,736,736,736,736,736,736,736,736,736,736,736,736, \ + 736,736,736,736,736,736,736,736,736,736,736,736,736,736,736,736, \ + 736,736,736,736,736,736,736,736,736,736,736,736,736,736,736,736, \ + 736,736,736,736,736,736,736,736,735,736,736,736,736,736,736,736, \ + 736,736,736,736,735,736,736,736,736,736,736,736,736,736,736,736, \ + 736,760,760,760,760,760,760,760,760,760,760,760,760,760,760,760, \ + 760,760,760,760,760,760,760,760,760,760,760,760,760,760,760,760, \ + 760,760,760,760,760,760,832,760,832,832,832,832,832,832,832,832, \ + 832,832,832,831,832,832,832,832,832,832,832,831,832,832,832,832, \ + 832,831,832,832,832,832,831,832,832,832,832,832,832,832,832,832, \ + 832,832,832,832,832,832,832,832,832,832,832,832,832,832,832,832, \ + 832,832,831,832,832,832,832,832,832,832,832,832,832,832,832,832, \ + 832,832,832,832,832,832,832,832,832,832,832,832,832,832,832,832 \ + +#define MPFR_SQRHIGH_TAB \ + -1,0,0,0,0,0,0,0,6,6,7,7,8,8,9,9, \ + 10,10,11,11,12,12,13,13,14,14,15,15,16,16,17,17, \ + 18,18,20,19,20,20,22,21,22,23,24,23,24,25,32,32, \ + 32,32,32,32,32,32,32,32,32,32,32,32,32,32,34,34, \ + 34,34,36,36,36,36,38,38,38,38,40,40,40,40,42,42, \ + 42,44,44,44,44,44,46,45,46,46,48,47,48,48,64,64, \ + 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64, \ + 64,64,64,64,64,64,64,64,64,64,64,68,68,64,68,72, \ + 68,68,68,68,72,72,72,72,72,72,72,72,72,76,76,98, \ + 98,98,98,99,98,99,98,99,98,99,98,99,98,99,98,99, \ + 98,99,98,99,98,99,98,99,102,99,102,99,102,105,102,105, \ + 102,105,98,99,98,99,98,99,98,99,98,99,98,99,98,99, \ + 102,102,102,105,104,105,104,105,108,105,108,111,110,111,114,111, \ + 114,117,116,117,117,117,120,117,120,123,120,123,122,123,126,129, \ + 126,117,116,117,120,117,120,123,123,123,126,126,126,129,126,129, \ + 122,129,123,123,126,126,126,126,129,126,129,128,129,129,129,129, \ + 132,132,135,132,135,132,135,135,135,134,135,138,141,138,141,141, \ + 141,189,189,189,192,189,192,189,192,189,192,192,192,192,192,192, \ + 192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192, \ + 192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192, \ + 192,192,192,192,192,192,189,192,192,192,192,192,192,192,192,192, \ + 192,192,192,192,192,192,192,192,192,192,192,192,192,192,201,201, \ + 201,201,201,201,201,201,201,201,201,201,201,213,213,213,213,213, \ + 213,213,213,213,213,213,213,216,213,213,213,213,213,213,213,213, \ + 213,213,213,213,213,216,213,213,213,225,225,225,225,225,225,224, \ + 225,225,225,237,237,237,237,237,237,237,237,294,294,294,294,294, \ + 294,294,294,294,294,294,294,294,294,294,294,294,294,294,294,294, \ + 294,294,294,294,294,294,294,294,294,294,294,294,294,294,294,294, \ + 294,294,294,294,294,294,294,294,294,294,294,294,294,294,294,294, \ + 294,294,294,294,294,294,294,294,294,294,294,294,294,294,294,294, \ + 294,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,400,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,402,402,402,402,402, \ + 402,402,402,402,402,402,402,402,402,402,402,426,426,426,504,504, \ + 504,503,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,503,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,503,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 503,504,504,504,504,504,504,504,504,504,504,504,504,504,504,503, \ + 504,504,503,504,504,504,504,536,536,536,536,536,536,536,536,536, \ + 536,536,536,536,536,536,536,536,536,536,536,536,536,536,536,535, \ + 536,536,535,536,536,536,536,536,568,568,568,568,568,568,568,568, \ + 568,568,568,568,567,568,568,568,568,568,568,568,568,568,568,567, \ + 568,568,567,568,568,568,568,568,568,568,568,568,568,568,568,568, \ + 568,568,568,568,568,568,568,568,568,568,568,568,568,568,568,599, \ + 600,600,568,600,600,568,600,600,600,600,568,600,568,600,504,504, \ + 504,504,504,504,504,503,503,503,504,503,504,504,504,504,502,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,504,504,504,504,504,504,504,504,504,504,504,504,504,504,504, \ + 504,503,503,504,504,504,504,504,504,504,503,504,504,504,504,504, \ + 504,504,504,536,536,536,536,536,536,536,536,536,536,536,536,536, \ + 536,536,536,536,536,536,536,536,536,536,535,536,536,536,536,536, \ + 536,536,536,536,568,568,568,568,552,568,568,568,568,568,568,536 \ + +#define MPFR_DIVHIGH_TAB \ + 0,0,2,0,0,0,0,0,0,0,0,0,0,0,0,0, /*0-15*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*16-31*/ \ + 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /*32-47*/ \ + 0,0,0,27,0,28,0,29,30,30,31,32,32,33,34,33, /*48-63*/ \ + 34,35,36,35,36,36,37,37,38,39,39,39,40,40,41,41, /*64-79*/ \ + 50,51,50,50,52,50,50,52,51,52,50,51,50,50,52,50, /*80-95*/ \ + 52,50,52,52,52,52,56,55,56,64,64,64,64,64,64,64, /*96-111*/ \ + 64,64,64,64,64,64,64,64,64,64,64,64,64,64,72,66, /*112-127*/ \ + 66,71,72,71,72,71,72,69,72,72,72,72,72,72,78,80, /*128-143*/ \ + 78,79,78,80,80,80,80,80,80,79,80,80,80,80,88,84, /*144-159*/ \ + 88,88,88,88,88,84,87,85,86,86,88,87,88,88,104,89, /*160-175*/ \ + 104,100,102,104,104,102,100,100,102,103,100,103,128,103,100,104, /*176-191*/ \ + 128,103,100,100,104,103,104,103,128,102,104,128,104,128,128,128, /*192-207*/ \ + 128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128, /*208-223*/ \ + 128,128,128,128,128,128,128,128,128,128,128,128,128,128,128,128, /*224-239*/ \ + 128,128,127,127,128,128,127,128,128,128,140,128,144,128,144,132, /*240-255*/ \ + 144,135,143,144,144,143,144,143,144,144,142,143,144,144,140,144, /*256-271*/ \ + 138,141,144,144,144,143,144,143,144,144,144,144,144,144,160,160, /*272-287*/ \ + 160,160,148,152,156,157,160,160,160,158,159,160,160,160,160,159, /*288-303*/ \ + 160,160,160,159,159,160,160,159,159,160,160,161,176,160,162,181, /*304-319*/ \ + 182,185,186,184,185,186,185,176,185,186,200,192,186,208,184,208, /*320-335*/ \ + 185,206,200,200,203,200,208,204,204,206,208,208,209,208,208,208, /*336-351*/ \ + 206,208,206,206,200,204,204,208,208,208,208,208,208,208,208,208, /*352-367*/ \ + 207,204,206,207,208,208,208,206,208,208,208,208,208,208,208,206, /*368-383*/ \ + 208,208,208,208,206,208,208,208,256,256,208,256,256,206,256,256, /*384-399*/ \ + 256,256,256,208,255,256,256,256,256,256,256,256,256,256,256,256, /*400-415*/ \ + 256,256,256,256,256,256,256,256,256,256,256,256,256,256,256,256, /*416-431*/ \ + 256,256,255,256,256,256,256,256,256,256,256,254,256,255,256,256, /*432-447*/ \ + 256,256,256,256,256,256,255,255,256,256,256,255,254,254,256,253, /*448-463*/ \ + 256,256,256,256,256,256,256,256,256,255,255,256,256,256,256,256, /*464-479*/ \ + 256,256,256,255,256,256,255,256,256,256,256,255,254,256,256,255, /*480-495*/ \ + 256,256,256,256,255,256,255,255,255,256,255,256,256,256,257,264, /*496-511*/ \ + 272,264,269,281,277,281,280,268,269,281,282,282,279,264,288,288, /*512-527*/ \ + 287,280,281,280,288,288,288,282,287,288,287,288,287,288,282,287, /*528-543*/ \ + 281,282,288,288,280,288,288,282,281,288,280,282,287,288,287,288, /*544-559*/ \ + 282,288,288,288,287,285,288,287,288,288,288,288,288,288,289,292, /*560-575*/ \ + 296,293,304,304,304,312,304,306,304,305,303,304,312,304,305,316, /*576-591*/ \ + 315,318,318,312,316,316,318,316,316,320,318,318,320,320,371,370, /*592-607*/ \ + 371,372,373,372,372,373,376,376,378,377,378,378,384,373,377,372, /*608-623*/ \ + 378,372,378,378,378,378,377,384,378,384,378,372,378,378,378,378, /*624-639*/ \ + 372,377,378,378,377,378,378,378,377,371,384,384,378,378,378,378, /*640-655*/ \ + 378,377,378,378,378,378,378,378,378,384,384,384,383,384,417,384, /*656-671*/ \ + 378,378,378,378,377,378,378,401,378,400,378,378,400,408,384,412, /*672-687*/ \ + 384,384,414,408,416,417,411,416,384,414,414,414,416,416,417,414, /*688-703*/ \ + 416,420,400,412,412,412,416,413,416,414,414,416,416,416,412,412, /*704-719*/ \ + 416,416,414,416,416,416,417,416,416,416,416,414,415,416,416,416, /*720-735*/ \ + 414,378,378,377,384,378,378,384,384,384,384,384,384,384,414,384, /*736-751*/ \ + 415,416,416,413,414,416,416,413,414,414,416,416,415,416,416,400, /*752-767*/ \ + 412,408,417,411,412,416,415,416,416,412,416,417,416,414,416,416, /*768-783*/ \ + 416,416,416,416,416,416,416,414,416,416,416,400,415,416,416,401, /*784-799*/ \ + 416,420,412,408,408,412,416,407,408,416,415,412,416,414,416,415, /*800-815*/ \ + 414,412,413,416,412,414,413,416,416,416,418,416,416,416,417,417, /*816-831*/ \ + 419,418,420,419,420,420,426,421,424,426,424,432,426,425,426,426, /*832-847*/ \ + 426,426,432,432,432,432,432,432,432,432,436,432,432,432,433,435, /*848-863*/ \ + 440,438,440,438,436,440,440,438,448,444,444,448,440,444,448,446, /*864-879*/ \ + 444,448,444,443,444,446,446,448,448,449,448,448,448,449,450,468, /*880-895*/ \ + 466,468,460,457,458,460,463,456,460,456,464,467,462,473,512,458, /*896-911*/ \ + 488,468,512,473,512,468,512,510,512,512,510,510,512,508,512,512, /*912-927*/ \ + 512,512,510,512,512,510,512,510,474,511,486,512,512,512,512,512, /*928-943*/ \ + 509,510,510,512,512,512,512,512,512,512,514,512,512,511,508,512, /*944-959*/ \ + 512,510,512,511,512,508,512,512,512,511,512,512,510,512,512,510, /*960-975*/ \ + 512,510,510,512,512,511,512,512,512,512,512,512,512,512,549,512, /*976-991*/ \ + 512,512,545,512,512,512,510,512,512,512,512,512,512,512,510,512, /*992-1007*/ \ + 512,512,551,510,545,512,550,512,552,545,511,557,545,512,544,551 /*1008-1023*/ \ + +#define MPFR_MUL_THRESHOLD 6 /* limbs */ +#define MPFR_SQR_THRESHOLD 9 /* limbs */ +#define MPFR_DIV_THRESHOLD 6 /* limbs */ +#define MPFR_EXP_2_THRESHOLD 530 /* bits */ +#define MPFR_EXP_THRESHOLD 12546 /* bits */ +#define MPFR_SINCOS_THRESHOLD 22043 /* bits */ +#define MPFR_AI_THRESHOLD1 -17975 /* threshold for negative input of mpfr_ai */ +#define MPFR_AI_THRESHOLD2 1889 +#define MPFR_AI_THRESHOLD3 28004 +/* Tuneup completed successfully, took 13753 seconds */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/mp_clz_tab.c b/Build/source/libs/mpfr/mpfr-src/src/mp_clz_tab.c index 5581935a773..1953f309573 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mp_clz_tab.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mp_clz_tab.c @@ -26,13 +26,15 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +/* Warning: up from version 5.1.0, __clz_tab has 129 elements. */ #if defined(COUNT_LEADING_ZEROS_NEED_CLZ_TAB) && defined(__GMPFR_GMP_H__) const -unsigned char __clz_tab[128] = +unsigned char __clz_tab[129] = { 1,2,3,3,4,4,4,4,5,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6,6, 7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, - 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8 + 8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8,8, + 9 }; #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mparam_h.in b/Build/source/libs/mpfr/mpfr-src/src/mparam_h.in index 750330afb83..d693cdad128 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mparam_h.in +++ b/Build/source/libs/mpfr/mpfr-src/src/mparam_h.in @@ -23,11 +23,16 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., # error "MPFR Internal not included" #endif +/* Threshold when testing coverage */ +#if defined(MPFR_TUNE_COVERAGE) +#define MPFR_TUNE_CASE "src/generic/coverage/mparam.h" +#include "generic/coverage/mparam.h" + /* Note: the different macros used here are those defined by gcc, for example with gcc -dM -E -xc /dev/null As of gcc 4.2, you can also use: -march=native or -mtune=native */ -#if 1 /* no processor specific optimization for TeX Live */ +#elif 1 /* no processor specific optimization for TeX Live */ #define MPFR_TUNE_CASE "default" #elif defined (__tune_pentium4__) /* Threshold for Pentium 4 */ #define MPFR_TUNE_CASE "src/x86_64/pentium4/mparam.h" @@ -42,7 +47,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_TUNE_CASE "src/x86/core2/mparam.h" #include "x86/core2/mparam.h" -#elif defined (__tune_k8__) /* Threshold for AMD 64 */ +#elif defined (__tune_k8__) && defined (__amd64__) /* AMD K8 */ #define MPFR_TUNE_CASE "src/amd/k8/mparam.h" #include "amd/k8/mparam.h" @@ -81,6 +86,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_TUNE_CASE "src/hppa/mparam.h" #include "hppa/mparam.h" +#elif defined (__mips__) /* MIPS */ +#define MPFR_TUNE_CASE "src/mips/mparam.h" +#include "mips/mparam.h" + #else #define MPFR_TUNE_CASE "default" #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpf2mpfr.h b/Build/source/libs/mpfr/mpfr-src/src/mpf2mpfr.h index 17b70fc95da..2c2c881c8b3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpf2mpfr.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpf2mpfr.h @@ -33,12 +33,18 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., # define MPFR_DEFAULT_RND mpfr_get_default_rounding_mode () #endif -/* mpf_init initalizes at 0 */ +/* mpf_init initializes at 0 */ #undef mpf_init #define mpf_init(x) mpfr_init_set_ui ((x), 0, MPFR_DEFAULT_RND) #undef mpf_init2 #define mpf_init2(x,p) (mpfr_init2((x),(p)), mpfr_set_ui ((x), 0, MPFR_DEFAULT_RND)) +/* Warning! This assumes that all pointer types have the same representation. */ +#undef mpf_inits +#define mpf_inits mpfr_inits +#undef mpf_clears +#define mpf_clears mpfr_clears + /* functions which don't take as argument the rounding mode */ #undef mpf_ceil #define mpf_ceil mpfr_ceil @@ -52,6 +58,11 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define mpf_cmp_ui mpfr_cmp_ui #undef mpf_cmp_d #define mpf_cmp_d mpfr_cmp_d +/* mpf_cmp_z appeared in GMP 6.1.0 */ +#if __GNU_MP_VERSION > 6 || (__GNU_MP_VERSION == 6 && __GNU_MP_VERSION_MINOR >= 1) +#undef mpf_cmp_z +#define mpf_cmp_z mpfr_cmp_z +#endif #undef mpf_eq #define mpf_eq mpfr_eq #undef mpf_floor @@ -171,5 +182,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #undef mpz_set_f #define mpz_set_f(z,f) mpfr_get_z(z,f,MPFR_DEFAULT_RND) +#undef mpq_set_f +#define mpq_set_f(q,f) mpfr_get_q(q,f) #endif /* __MPFR_FROM_MPF__ */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-cvers.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-cvers.h new file mode 100644 index 00000000000..177bac31b33 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-cvers.h @@ -0,0 +1,62 @@ +/* Utilities for MPFR developers, not exported. + +Copyright 1999-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#ifndef __MPFR_CVERS_H__ +#define __MPFR_CVERS_H__ + +/* Macros to detect STDC, ICC, GCC, and GLIBC versions */ +#if defined(__STDC_VERSION__) +# define __MPFR_STDC(version) (__STDC_VERSION__ >= (version)) +#else +# define __MPFR_STDC(version) 0 +#endif + +#if defined(_WIN32) +/* Under MS Windows (e.g. with VS2008 or VS2010), Intel's compiler doesn't + support/enable extensions like the ones seen under GNU/Linux. + https://sympa.inria.fr/sympa/arc/mpfr/2011-02/msg00032.html */ +# define __MPFR_ICC(a,b,c) 0 +#elif defined(__ICC) +# define __MPFR_ICC(a,b,c) (__ICC >= (a)*100+(b)*10+(c)) +#elif defined(__INTEL_COMPILER) +# define __MPFR_ICC(a,b,c) (__INTEL_COMPILER >= (a)*100+(b)*10+(c)) +#else +# define __MPFR_ICC(a,b,c) 0 +#endif + +#define __MPFR_MAJMIN(a,i) (((a) << 8) | (i)) + +#if defined(__GNUC__) && defined(__GNUC_MINOR__) && ! __MPFR_ICC(0,0,0) +# define __MPFR_GNUC(a,i) \ + (__MPFR_MAJMIN(__GNUC__,__GNUC_MINOR__) >= __MPFR_MAJMIN(a,i)) +#else +# define __MPFR_GNUC(a,i) 0 +#endif + +#if defined(__GLIBC__) && defined(__GLIBC_MINOR__) +# define __MPFR_GLIBC(a,i) \ + (__MPFR_MAJMIN(__GLIBC__,__GLIBC_MINOR__) >= __MPFR_MAJMIN(a,i)) +#else +# define __MPFR_GLIBC(a,i) 0 +#endif + +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.c b/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.c index ce4698292a9..0791d036a5a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.c @@ -21,15 +21,10 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <stdlib.h> /* For malloc, free, realloc and abort */ - #include "mpfr-impl.h" #ifndef MPFR_HAVE_GMP_IMPL -char mpfr_rands_initialized = 0; -gmp_randstate_t mpfr_rands; - const struct bases mpfr_bases[257] = { /* 0 */ {0.0}, @@ -291,9 +286,9 @@ const struct bases mpfr_bases[257] = /* 256 */ {0.1250000000000000}, }; -void +MPFR_COLD_FUNCTION_ATTR void mpfr_assert_fail (const char *filename, int linenum, - const char *expr) + const char *expr) { if (filename != NULL && filename[0] != '\0') { @@ -305,54 +300,41 @@ mpfr_assert_fail (const char *filename, int linenum, abort(); } -#ifdef mp_get_memory_functions - -/* putting 0 as initial values forces those symbols to be fully defined, - and always resolved, otherwise they are only tentatively defined, which - leads to problems on e.g. MacOS, cf - http://lists.gforge.inria.fr/pipermail/mpc-discuss/2008-November/000048.html - and http://software.intel.com/en-us/articles/intelr-fortran-compiler-for-mac-os-non_lazy_ptr-unresolved-references-from-linking - Note that using ranlib -c or libtool -c is another fix. -*/ -MPFR_THREAD_ATTR void * (*mpfr_allocate_func) (size_t) = 0; -MPFR_THREAD_ATTR void * (*mpfr_reallocate_func) (void *, size_t, size_t) = 0; -MPFR_THREAD_ATTR void (*mpfr_free_func) (void *, size_t) = 0; - -#endif - -void * -mpfr_default_allocate (size_t size) +/* Performing a concentration for theses indirect functions may be + good for performance since branch prediction for indirect calls + is not well supported by a lot of CPU's (typically they can only + predict a limited number of indirections). */ +MPFR_HOT_FUNCTION_ATTR void * +mpfr_allocate_func (size_t alloc_size) { - void *ret; - ret = malloc (size); - if (ret == NULL) - { - fprintf (stderr, "MPFR: Can't allocate memory (size=%lu)\n", - (unsigned long) size); - abort (); - } - return ret; + void * (*allocate_func) (size_t); + void * (*reallocate_func) (void *, size_t, size_t); + void (*free_func) (void *, size_t); + /* Always calling with the 3 arguments smooths branch prediction. */ + mp_get_memory_functions (&allocate_func, &reallocate_func, &free_func); + return (*allocate_func) (alloc_size); } -void * -mpfr_default_reallocate (void *oldptr, size_t old_size, size_t new_size) +MPFR_HOT_FUNCTION_ATTR void * +mpfr_reallocate_func (void * ptr, size_t old_size, size_t new_size) { - void *ret; - ret = realloc (oldptr, new_size); - if (ret == NULL) - { - fprintf (stderr, - "MPFR: Can't reallocate memory (old_size=%lu new_size=%lu)\n", - (unsigned long) old_size, (unsigned long) new_size); - abort (); - } - return ret; + void * (*allocate_func) (size_t); + void * (*reallocate_func) (void *, size_t, size_t); + void (*free_func) (void *, size_t); + /* Always calling with the 3 arguments smooths branch prediction. */ + mp_get_memory_functions (&allocate_func, &reallocate_func, &free_func); + return (*reallocate_func) (ptr, old_size, new_size); } -void -mpfr_default_free (void *blk_ptr, size_t blk_size) +MPFR_HOT_FUNCTION_ATTR void +mpfr_free_func (void *ptr, size_t size) { - free (blk_ptr); + void * (*allocate_func) (size_t); + void * (*reallocate_func) (void *, size_t, size_t); + void (*free_func) (void *, size_t); + /* Always calling with the 3 arguments smooths branch prediction. */ + mp_get_memory_functions (&allocate_func, &reallocate_func, &free_func); + (*free_func) (ptr, size); } void * @@ -361,8 +343,8 @@ mpfr_tmp_allocate (struct tmp_marker **tmp_marker, size_t size) struct tmp_marker *head; head = (struct tmp_marker *) - mpfr_default_allocate (sizeof (struct tmp_marker)); - head->ptr = mpfr_default_allocate (size); + mpfr_allocate_func (sizeof (struct tmp_marker)); + head->ptr = mpfr_allocate_func (size); head->size = size; head->next = *tmp_marker; *tmp_marker = head; @@ -377,9 +359,9 @@ mpfr_tmp_free (struct tmp_marker *tmp_marker) while (tmp_marker != NULL) { t = tmp_marker; - mpfr_default_free (t->ptr, t->size); + mpfr_free_func (t->ptr, t->size); tmp_marker = t->next; - mpfr_default_free (t, sizeof (struct tmp_marker)); + mpfr_free_func (t, sizeof (struct tmp_marker)); } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.h index 850e0d396db..a4c13aa4125 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-gmp.h @@ -1,4 +1,4 @@ -/* Interface to replace gmp-impl.h +/* Uniform Interface to GMP. Copyright 2004-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -27,8 +27,75 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., # error "mpfr-impl.h not included" #endif -#include <limits.h> /* For INT_MAX, ... */ -#include <string.h> /* For memcpy, memset and memmove */ + +/****************************************************** + ******************** C++ Compatibility *************** + ******************************************************/ +#if defined (__cplusplus) +extern "C" { +#endif + + +/****************************************************** + ******************** Identify GMP ******************** + ******************************************************/ + +/* Macro to detect the GMP version */ +#if defined(__GNU_MP_VERSION) && \ + defined(__GNU_MP_VERSION_MINOR) && \ + defined(__GNU_MP_VERSION_PATCHLEVEL) +# define __MPFR_GMP(a,b,c) \ + (MPFR_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) >= MPFR_VERSION_NUM(a,b,c)) +#else +# define __MPFR_GMP(a,b,c) 0 +#endif + + + +/****************************************************** + ******************** Check GMP *********************** + ******************************************************/ + +#if !__MPFR_GMP(5,0,0) && !defined(MPFR_USE_MINI_GMP) +# error "GMP 5.0.0 or newer is required" +#endif + +#if GMP_NAIL_BITS != 0 +# error "MPFR doesn't support nonzero values of GMP_NAIL_BITS" +#endif + +#if (GMP_NUMB_BITS<32) || (GMP_NUMB_BITS & (GMP_NUMB_BITS - 1)) +# error "GMP_NUMB_BITS must be a power of 2, and >= 32" +#endif + +#if GMP_NUMB_BITS == 32 +# define MPFR_LOG2_GMP_NUMB_BITS 5 +#elif GMP_NUMB_BITS == 64 +# define MPFR_LOG2_GMP_NUMB_BITS 6 +#elif GMP_NUMB_BITS == 128 +# define MPFR_LOG2_GMP_NUMB_BITS 7 +#elif GMP_NUMB_BITS == 256 +# define MPFR_LOG2_GMP_NUMB_BITS 8 +#else +# error "Can't compute log2(GMP_NUMB_BITS)" +#endif + +/* Remap names of internal mpn functions (for longlong.h). + Note: this should be made both with and without gmp build. */ +#undef __clz_tab +#define __clz_tab mpfr_clz_tab + +/****************************************************** + ************* Define GMP Internal Interface ********* + ******************************************************/ + +#ifdef MPFR_HAVE_GMP_IMPL /* with gmp build */ + +#define mpfr_allocate_func (*__gmp_allocate_func) +#define mpfr_reallocate_func (*__gmp_reallocate_func) +#define mpfr_free_func (*__gmp_free_func) + +#else /* without gmp build (gmp-impl.h replacement) */ /* The following tries to get a good version of alloca. See gmp-impl.h for implementation details and original version */ @@ -51,36 +118,12 @@ void *alloca (size_t); # endif #endif -#if defined (__cplusplus) -extern "C" { -#endif - -/* Define GMP_NUMB_BITS - Can't use sizeof(mp_limb_t) since it should be a preprocessor constant */ -#if defined(GMP_NUMB_BITS) /* GMP 4.1.2 or above */ -#ifndef GMP_NUMB_BITS -# define GMP_NUMB_BITS (GMP_NUMB_BITS+GMP_NAIL_BITS) -#endif -#elif defined (__GMP_GMP_NUMB_BITS) /* Older versions 4.x.x */ -# define GMP_NUMB_BITS __GMP_GMP_NUMB_BITS -# define GMP_NUMB_BITS GMP_NUMB_BITS -# ifndef GMP_NAIL_BITS -# define GMP_NAIL_BITS 0 -# endif -#else -# error "Could not detect GMP_NUMB_BITS. Try with gmp internal files." -#endif - /* Define some macros */ -#define MP_LIMB_T_MAX (~(mp_limb_t)0) - #define ULONG_HIGHBIT (ULONG_MAX ^ ((unsigned long) ULONG_MAX >> 1)) #define UINT_HIGHBIT (UINT_MAX ^ ((unsigned) UINT_MAX >> 1)) #define USHRT_HIGHBIT ((unsigned short) (USHRT_MAX ^ ((unsigned short) USHRT_MAX >> 1))) -#define GMP_LIMB_HIGHBIT (MP_LIMB_T_MAX ^ (MP_LIMB_T_MAX >> 1)) - #if __GMP_MP_SIZE_T_INT #define MP_SIZE_T_MAX INT_MAX @@ -90,14 +133,8 @@ extern "C" { #define MP_SIZE_T_MIN LONG_MIN #endif -#define LONG_HIGHBIT LONG_MIN -#define INT_HIGHBIT INT_MIN -#define SHRT_HIGHBIT SHRT_MIN - /* MP_LIMB macros */ #define MPN_ZERO(dst, n) memset((dst), 0, (n)*MPFR_BYTES_PER_MP_LIMB) -#define MPN_COPY_DECR(dst,src,n) memmove((dst),(src),(n)*MPFR_BYTES_PER_MP_LIMB) -#define MPN_COPY_INCR(dst,src,n) memmove((dst),(src),(n)*MPFR_BYTES_PER_MP_LIMB) #define MPN_COPY(dst,src,n) \ do \ { \ @@ -152,24 +189,27 @@ extern "C" { #endif /* ASSERT */ -__MPFR_DECLSPEC void mpfr_assert_fail _MPFR_PROTO((const char *, int, - const char *)); +__MPFR_DECLSPEC void mpfr_assert_fail (const char *, int, + const char *); #define ASSERT_FAIL(expr) mpfr_assert_fail (__FILE__, __LINE__, #expr) +/* ASSERT() is for mpfr-longlong.h only. */ #define ASSERT(expr) MPFR_ASSERTD(expr) /* Access fields of GMP struct */ #define SIZ(x) ((x)->_mp_size) #define ABSIZ(x) ABS (SIZ (x)) #define PTR(x) ((x)->_mp_d) +#define ALLOC(x) ((x)->_mp_alloc) +/* For mpf numbers only. */ +#ifdef MPFR_NEED_MPF_INTERNALS +/* Note: the EXP macro name is reserved when <errno.h> is included. + For compatibility with gmp-impl.h (cf --with-gmp-build), we cannot + change this macro, but let's define it only when we need it, where + <errno.h> will not be included. */ #define EXP(x) ((x)->_mp_exp) #define PREC(x) ((x)->_mp_prec) -#define ALLOC(x) ((x)->_mp_alloc) -#define MPZ_REALLOC(z,n) ((n) > ALLOC(z) ? _mpz_realloc(z,n) : PTR(z)) - -/* Non IEEE float supports -- needs to detect them with proper configure */ -#undef XDEBUG -#define XDEBUG +#endif /* For longlong.h */ #ifdef HAVE_ATTRIBUTE_MODE @@ -194,14 +234,10 @@ typedef mp_limb_t UWtype; typedef unsigned int UHWtype; #define W_TYPE_SIZE GMP_NUMB_BITS -/* Remap names of internal mpn functions (for longlong.h). */ -#undef __clz_tab -#define __clz_tab mpfr_clz_tab - /* Use (4.0 * ...) instead of (2.0 * ...) to work around buggy compilers that don't convert ulong->double correctly (eg. SunOS 4 native cc). */ #undef MP_BASE_AS_DOUBLE -#define MP_BASE_AS_DOUBLE (4.0 * ((mp_limb_t) 1 << (GMP_NUMB_BITS - 2))) +#define MP_BASE_AS_DOUBLE (4.0 * (MPFR_LIMB_ONE << (GMP_NUMB_BITS - 2))) /* Structure for conversion between internal binary format and strings in base 2..36. */ @@ -218,89 +254,50 @@ __MPFR_DECLSPEC extern const struct bases mpfr_bases[257]; #undef ABS #undef MIN #undef MAX -#undef numberof #define ABS(x) ((x) >= 0 ? (x) : -(x)) #define MIN(l,o) ((l) < (o) ? (l) : (o)) #define MAX(h,i) ((h) > (i) ? (h) : (i)) -#define numberof(x) (sizeof (x) / sizeof ((x)[0])) - -/* Random */ -#undef __gmp_rands_initialized -#undef __gmp_rands -#define __gmp_rands_initialized mpfr_rands_initialized -#define __gmp_rands mpfr_rands - -__MPFR_DECLSPEC extern char mpfr_rands_initialized; -__MPFR_DECLSPEC extern gmp_randstate_t mpfr_rands; - -#undef RANDS -#define RANDS \ - ((__gmp_rands_initialized ? 0 \ - : (__gmp_rands_initialized = 1, \ - gmp_randinit_default (__gmp_rands), 0)), \ - __gmp_rands) - -#undef RANDS_CLEAR -#define RANDS_CLEAR() \ - do { \ - if (__gmp_rands_initialized) \ - { \ - __gmp_rands_initialized = 0; \ - gmp_randclear (__gmp_rands); \ - } \ - } while (0) - -/* Allocate func are defined in gmp-impl.h */ - -/* In newer GMP, there aren't anymore __gmp_allocate_func, - __gmp_reallocate_func & __gmp_free_func in gmp.h - Just getting the correct value by calling mp_get_memory_functions */ -#ifdef mp_get_memory_functions - -#undef __gmp_allocate_func -#undef __gmp_reallocate_func -#undef __gmp_free_func -#define MPFR_GET_MEMFUNC \ - ((void) (MPFR_LIKELY (mpfr_allocate_func != 0) || \ - (mp_get_memory_functions(&mpfr_allocate_func, \ - &mpfr_reallocate_func, \ - &mpfr_free_func), 1))) -#define __gmp_allocate_func (MPFR_GET_MEMFUNC, mpfr_allocate_func) -#define __gmp_reallocate_func (MPFR_GET_MEMFUNC, mpfr_reallocate_func) -#define __gmp_free_func (MPFR_GET_MEMFUNC, mpfr_free_func) -__MPFR_DECLSPEC extern MPFR_THREAD_ATTR void * (*mpfr_allocate_func) _MPFR_PROTO ((size_t)); -__MPFR_DECLSPEC extern MPFR_THREAD_ATTR void * (*mpfr_reallocate_func) _MPFR_PROTO ((void *, size_t, size_t)); -__MPFR_DECLSPEC extern MPFR_THREAD_ATTR void (*mpfr_free_func) _MPFR_PROTO ((void *, size_t)); +/* Size of an array, safe version but not a constant expression: + Since an array can silently be converted to a pointer, we check + that this macro is applied on an array, not a pointer. */ +#undef numberof +#if 0 +/* The following should work with GCC as documented in its manual, + but fails: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38377#c10 + Thus disabled for now. */ +# define numberof(x) \ + ( __extension__ ({ \ + int is_array = (void *) &(x) == (void *) &(x)[0]; \ + MPFR_STAT_STATIC_ASSERT (__builtin_constant_p (is_array) ? \ + is_array : 1); \ + MPFR_ASSERTN (is_array); \ + numberof_const (x); \ + }) ) +#else +# define numberof(x) \ + (MPFR_ASSERTN ((void *) &(x) == (void *) &(x)[0]), \ + numberof_const (x)) #endif -#undef __gmp_default_allocate -#undef __gmp_default_reallocate -#undef __gmp_default_free -#define __gmp_default_allocate mpfr_default_allocate -#define __gmp_default_reallocate mpfr_default_reallocate -#define __gmp_default_free mpfr_default_free -__MPFR_DECLSPEC void *__gmp_default_allocate _MPFR_PROTO ((size_t)); -__MPFR_DECLSPEC void *__gmp_default_reallocate _MPFR_PROTO ((void *, size_t, - size_t)); -__MPFR_DECLSPEC void __gmp_default_free _MPFR_PROTO ((void *, size_t)); - -#if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_ROOTREM) -#ifndef __gmpn_rootrem - __MPFR_DECLSPEC mp_size_t __gmpn_rootrem _MPFR_PROTO ((mp_limb_t*, - mp_limb_t*, mp_limb_t*, mp_size_t, mp_limb_t)); -#endif -#endif +__MPFR_DECLSPEC void * mpfr_allocate_func (size_t); +__MPFR_DECLSPEC void * mpfr_reallocate_func (void *, size_t, size_t); +__MPFR_DECLSPEC void mpfr_free_func (void *, size_t); #if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_SBPI1_DIVAPPR_Q) #ifndef __gmpn_sbpi1_divappr_q - __MPFR_DECLSPEC mp_limb_t __gmpn_sbpi1_divappr_q _MPFR_PROTO ((mp_limb_t*, - mp_limb_t*, mp_size_t, mp_limb_t*, mp_size_t, mp_limb_t)); +__MPFR_DECLSPEC mp_limb_t __gmpn_sbpi1_divappr_q (mp_limb_t*, + mp_limb_t*, mp_size_t, mp_limb_t*, mp_size_t, mp_limb_t); #endif #endif -/* Temp memory allocate */ +#if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_INVERT_LIMB) +#ifndef __gmpn_invert_limb +__MPFR_DECLSPEC mp_limb_t __gmpn_invert_limb (mp_limb_t); +#endif +#endif +/* Temp memory allocate */ struct tmp_marker { void *ptr; @@ -308,62 +305,59 @@ struct tmp_marker struct tmp_marker *next; }; -__MPFR_DECLSPEC void *mpfr_tmp_allocate _MPFR_PROTO ((struct tmp_marker **, - size_t)); -__MPFR_DECLSPEC void mpfr_tmp_free _MPFR_PROTO ((struct tmp_marker *)); +__MPFR_DECLSPEC void *mpfr_tmp_allocate (struct tmp_marker **, + size_t); +__MPFR_DECLSPEC void mpfr_tmp_free (struct tmp_marker *); + +/* Can be overriden at configure time. Useful for checking buffer overflow. */ +#ifndef MPFR_ALLOCA_MAX +# define MPFR_ALLOCA_MAX 16384 +#endif /* Do not define TMP_SALLOC (see the test in mpfr-impl.h)! */ -#define TMP_ALLOC(n) (MPFR_LIKELY ((n) < 16384) ? \ +#define TMP_ALLOC(n) (MPFR_LIKELY ((n) <= MPFR_ALLOCA_MAX) ? \ alloca (n) : mpfr_tmp_allocate (&tmp_marker, (n))) #define TMP_DECL(m) struct tmp_marker *tmp_marker #define TMP_MARK(m) (tmp_marker = 0) -#define TMP_FREE(m) mpfr_tmp_free (tmp_marker) +/* Note about TMP_FREE: For small precisions, tmp_marker is null as + the allocation is done on the stack (see TMP_ALLOC above). */ +#define TMP_FREE(m) \ + (MPFR_LIKELY (tmp_marker == NULL) ? (void) 0 : mpfr_tmp_free (tmp_marker)) + +#endif /* gmp-impl.h replacement */ + + + +/****************************************************** + ****** GMP Interface which changes with versions ***** + ****** to other versions of GMP. Add missing ***** + ****** interfaces. ***** + ******************************************************/ + +/* If mpn_sqr is not defined, use mpn_mul_n instead + (mpn_sqr was called mpn_sqr_n (internal) in older versions of GMP). */ +#ifndef mpn_sqr +# define mpn_sqr(dst,src,n) mpn_mul_n((dst),(src),(src),(n)) +#endif /* invert_limb macro, copied from GMP 5.0.2, file gmp-impl.h. It returns invxl = floor((B^2-1)/xl)-B, where B=2^BITS_PER_LIMB, assuming the most significant bit of xl is set. */ -#undef invert_limb +#ifndef invert_limb +#if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_INVERT_LIMB) #define invert_limb(invxl,xl) \ do { \ - mp_limb_t dummy; \ - MPFR_ASSERTD ((xl) != 0); \ - udiv_qrnnd (invxl, dummy, ~(xl), ~(mp_limb_t)0, xl); \ + invxl = __gmpn_invert_limb (xl); \ } while (0) - -typedef struct {mp_limb_t inv32;} mpfr_pi1_t; /* We changed gmp_pi1_t into - mpfr_pi1_t to avoid using - GMP's namespace. */ -/* invert_pi1 macro, adapted from GMP 5.0.2, file gmp-impl.h. - It returns dinv = floor((B^3-1)/(d1*B+d0))-B, where B=2^BITS_PER_LIMB, - assuming the most significant bit of d1 is set. */ -#undef invert_pi1 -#define invert_pi1(dinv, d1, d0) \ - do { \ - mp_limb_t _v, _p, _t1, _t0, _mask; \ - invert_limb (_v, d1); \ - _p = d1 * _v; \ - _p += d0; \ - if (_p < d0) \ - { \ - _v--; \ - _mask = -(_p >= d1); \ - _p -= d1; \ - _v += _mask; \ - _p -= _mask & d1; \ - } \ - umul_ppmm (_t1, _t0, d0, _v); \ - _p += _t1; \ - if (_p < _t1) \ - { \ - _v--; \ - if (MPFR_UNLIKELY (_p >= d1)) \ - { \ - if (_p > d1 || _t0 >= d0) \ - _v--; \ - } \ - } \ - (dinv).inv32 = _v; \ +#else +#define invert_limb(invxl,xl) \ + do { \ + mp_limb_t dummy MPFR_MAYBE_UNUSED; \ + MPFR_ASSERTD ((xl) != 0); \ + udiv_qrnnd (invxl, dummy, ~(xl), MPFR_LIMB_MAX, xl); \ } while (0) +#endif /* defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_INVERT_LIMB) */ +#endif /* ifndef invert_limb */ /* udiv_qr_3by2 macro, adapted from GMP 5.0.2, file gmp-impl.h. Compute quotient the quotient and remainder for n / d. Requires d @@ -374,7 +368,7 @@ typedef struct {mp_limb_t inv32;} mpfr_pi1_t; /* We changed gmp_pi1_t into NOTE: Output variables are updated multiple times. Only some inputs and outputs may overlap. */ -#undef udiv_qr_3by2 +#ifndef udiv_qr_3by2 #define udiv_qr_3by2(q, r1, r0, n2, n1, n0, d1, d0, dinv) \ do { \ mp_limb_t _q0, _t1, _t0, _mask; \ @@ -402,7 +396,245 @@ typedef struct {mp_limb_t inv32;} mpfr_pi1_t; /* We changed gmp_pi1_t into } \ } \ } while (0) +#endif + +/* invert_pi1 macro adapted from GMP 5 */ +typedef struct {mp_limb_t inv32;} mpfr_pi1_t; +#ifndef invert_pi1 +#define invert_pi1(dinv, d1, d0) \ + do { \ + mp_limb_t _v, _p, _t1, _t0, _mask; \ + invert_limb (_v, d1); \ + _p = (d1) * _v; \ + _p += (d0); \ + if (_p < (d0)) \ + { \ + _v--; \ + _mask = -(mp_limb_t) (_p >= (d1)); \ + _p -= (d1); \ + _v += _mask; \ + _p -= _mask & (d1); \ + } \ + umul_ppmm (_t1, _t0, d0, _v); \ + _p += _t1; \ + if (_p < _t1) \ + { \ + _v--; \ + if (MPFR_UNLIKELY (_p >= (d1))) \ + { \ + if (_p > (d1) || _t0 >= (d0)) \ + _v--; \ + } \ + } \ + (dinv).inv32 = _v; \ + } while (0) +#endif + +/* The following macro is copied from GMP-6.1.1, file gmp-impl.h, + macro udiv_qrnnd_preinv. + It computes q and r such that nh*2^GMP_NUMB_BITS + nl = q*d + r, + with 0 <= r < d, assuming di = __gmpn_invert_limb (d). */ +#define __udiv_qrnnd_preinv(q, r, nh, nl, d, di) \ + do { \ + mp_limb_t _qh, _ql, _r, _mask; \ + umul_ppmm (_qh, _ql, (nh), (di)); \ + if (__builtin_constant_p (nl) && (nl) == 0) \ + { \ + _qh += (nh) + 1; \ + _r = - _qh * (d); \ + _mask = -(mp_limb_t) (_r > _ql); /* both > and >= are OK */ \ + _qh += _mask; \ + _r += _mask & (d); \ + } \ + else \ + { \ + add_ssaaaa (_qh, _ql, _qh, _ql, (nh) + 1, (nl)); \ + _r = (nl) - _qh * (d); \ + _mask = -(mp_limb_t) (_r > _ql); /* both > and >= are OK */ \ + _qh += _mask; \ + _r += _mask & (d); \ + if (MPFR_UNLIKELY (_r >= (d))) \ + { \ + _r -= (d); \ + _qh++; \ + } \ + } \ + (r) = _r; \ + (q) = _qh; \ + } while (0) + +#if GMP_NUMB_BITS == 64 +/* specialized version for nl = 0, with di computed inside */ +#define __udiv_qrnd_preinv(q, r, nh, d) \ + do { \ + mp_limb_t _di; \ + \ + MPFR_ASSERTD ((d) != 0); \ + MPFR_ASSERTD ((nh) < (d)); \ + MPFR_ASSERTD ((d) & MPFR_LIMB_HIGHBIT); \ + \ + __gmpfr_invert_limb (_di, d); \ + __udiv_qrnnd_preinv (q, r, nh, 0, d, _di); \ + } while (0) +#elif defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_INVERT_LIMB) +/* specialized version for nl = 0, with di computed inside */ +#define __udiv_qrnd_preinv(q, r, nh, d) \ + do { \ + mp_limb_t _di; \ + \ + MPFR_ASSERTD ((d) != 0); \ + MPFR_ASSERTD ((nh) < (d)); \ + MPFR_ASSERTD ((d) & MPFR_LIMB_HIGHBIT); \ + \ + _di = __gmpn_invert_limb (d); \ + __udiv_qrnnd_preinv (q, r, nh, 0, d, _di); \ + } while (0) +#else +/* Same as __udiv_qrnnd_c from longlong.h, but using a single UWType/UWtype + division instead of two, and with n0=0. The analysis below assumes a limb + has 64 bits for simplicity. */ +#define __udiv_qrnd_preinv(q, r, n1, d) \ + do { \ + UWtype __d1, __d0, __q1, __q0, __r1, __r0, __i; \ + \ + MPFR_ASSERTD ((d) != 0); \ + MPFR_ASSERTD ((n1) < (d)); \ + MPFR_ASSERTD ((d) & MPFR_LIMB_HIGHBIT); \ + \ + __d1 = __ll_highpart (d); \ + /* 2^31 <= d1 < 2^32 */ \ + __d0 = __ll_lowpart (d); \ + /* 0 <= d0 < 2^32 */ \ + __i = ~(UWtype) 0 / __d1; \ + /* 2^32 < i < 2^33 with i < 2^64/d1 */ \ + \ + __q1 = (((n1) / __ll_B) * __i) / __ll_B; \ + /* Since n1 < d, high(n1) <= d1 = high(d), thus */ \ + /* q1 <= high(n1) * (2^64/d1) / 2^32 <= 2^32 */ \ + /* and also q1 <= n1/d1 thus r1 >= 0 below */ \ + __r1 = (n1) - __q1 * __d1; \ + while (__r1 >= __d1) \ + __q1 ++, __r1 -= __d1; \ + /* by construction, we have n1 = q1*d1+r1, and 0 <= r1 < d1 */ \ + /* thus q1 <= n1/d1 < 2^32+2 */ \ + /* q1*d0 <= (2^32+1)*(2^32-1) <= 2^64-1 thus it fits in a limb. */ \ + __r0 = __r1 * __ll_B; \ + __r1 = __r0 - __q1 * __d0; \ + /* At most two corrections are needed like in __udiv_qrnnd_c. */ \ + if (__r1 > __r0) /* borrow when subtracting q1*d0 */ \ + { \ + __q1--, __r1 += (d); \ + if (__r1 > (d)) /* no carry when adding d */ \ + __q1--, __r1 += (d); \ + } \ + /* We can have r1 < m here, but in this case the true remainder */ \ + /* is 2^64+r1, which is > m (same analysis as below for r0). */ \ + /* Now we have n1*2^32 = q1*d + r1, with 0 <= r1 < d. */ \ + MPFR_ASSERTD(__r1 < (d)); \ + \ + /* The same analysis as above applies, with n1 replaced by r1, */ \ + /* q1 by q0, r1 by r0. */ \ + __q0 = ((__r1 / __ll_B) * __i) / __ll_B; \ + __r0 = __r1 - __q0 * __d1; \ + while (__r0 >= __d1) \ + __q0 ++, __r0 -= __d1; \ + __r1 = __r0 * __ll_B; \ + __r0 = __r1 - __q0 * __d0; \ + /* We know the quotient floor(r1*2^64/d) is q0, q0-1 or q0-2.*/ \ + if (__r0 > __r1) /* borrow when subtracting q0*d0 */ \ + { \ + /* The quotient is either q0-1 or q0-2. */ \ + __q0--, __r0 += (d); \ + if (__r0 > (d)) /* no carry when adding d */ \ + __q0--, __r0 += (d); \ + } \ + /* Now we have n1*2^64 = (q1*2^32+q0)*d + r0, with 0 <= r0 < d. */ \ + MPFR_ASSERTD(__r0 < (d)); \ + \ + (q) = __q1 * __ll_B | __q0; \ + (r) = __r0; \ + } while (0) +#endif + +/****************************************************** + ************* GMP Basic Pointer Types **************** + ******************************************************/ + +typedef mp_limb_t *mpfr_limb_ptr; +typedef const mp_limb_t *mpfr_limb_srcptr; + +/* mpfr_ieee_double_extract structure (copied from GMP 6.1.0, gmp-impl.h, with + ieee_double_extract changed into mpfr_ieee_double_extract, and + _GMP_IEEE_FLOATS changed into _MPFR_IEEE_FLOATS). */ + +/* Define mpfr_ieee_double_extract and _MPFR_IEEE_FLOATS. + + Bit field packing is "implementation defined" according to C99, which + leaves us at the compiler's mercy here. For some systems packing is + defined in the ABI (eg. x86). In any case so far it seems universal that + little endian systems pack from low to high, and big endian from high to + low within the given type. + + Within the fields we rely on the integer endianness being the same as the + float endianness, this is true everywhere we know of and it'd be a fairly + strange system that did anything else. */ + +/* Note for MPFR: building with "gcc -std=c89 -pedantic -pedantic-errors" + fails if the bit-field type is unsigned long: + + error: type of bit-field '...' is a GCC extension [-Wpedantic] + + Though with -std=c99 no errors are obtained, this is still an extension + in C99, which says: + + A bit-field shall have a type that is a qualified or unqualified version + of _Bool, signed int, unsigned int, or some other implementation-defined + type. + + So, unsigned int should be better. This will fail with implementations + having 16-bit int's, but such implementations are not required to + support bit-fields of size > 16 anyway; if ever an implementation with + 16-bit int's is found, the appropriate minimal changes could still be + done in the future. +*/ + +#ifndef _MPFR_IEEE_FLOATS + +#ifdef HAVE_DOUBLE_IEEE_LITTLE_ENDIAN +#define _MPFR_IEEE_FLOATS 1 +union mpfr_ieee_double_extract +{ + struct + { + unsigned int manl:32; + unsigned int manh:20; + unsigned int exp:11; + unsigned int sig:1; + } s; + double d; +}; +#endif + +#ifdef HAVE_DOUBLE_IEEE_BIG_ENDIAN +#define _MPFR_IEEE_FLOATS 1 +union mpfr_ieee_double_extract +{ + struct + { + unsigned int sig:1; + unsigned int exp:11; + unsigned int manh:20; + unsigned int manl:32; + } s; + double d; +}; +#endif + +#endif /* _MPFR_IEEE_FLOATS */ +/****************************************************** + ******************** C++ Compatibility *************** + ******************************************************/ #if defined (__cplusplus) } #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-impl.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-impl.h index 03e64f4be13..95c44ebfd9c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-impl.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-impl.h @@ -23,11 +23,16 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifndef __MPFR_IMPL_H__ #define __MPFR_IMPL_H__ -/* Include MPFR 'config.h' before ANY system headers */ +/* Include config.h before using ANY configure macros if needed. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif + +/****************************************************** + ***************** Standard headers ***************** + ******************************************************/ + /* Let's include some standard headers unconditionally as they are already needed by several source files or when some options are enabled/disabled, and it is easy to forget them (some configure @@ -36,16 +41,34 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., (which is very unlikely and probably means something broken in this source file), we should do that with some macro (that would also force to disable incompatible features). */ + #if defined (__cplusplus) -#include <cstdio> -#include <cstring> +# include <cstdio> +# include <cstring> #else -#include <stdio.h> -#include <string.h> +# include <stdio.h> +# include <string.h> +#endif + +/* Since <stdio.h> (<cstdio> for C++) is unconditionally included... */ +#ifndef MPFR_DONT_USE_FILE +# define MPFR_USE_FILE #endif + +#include <stdlib.h> #include <limits.h> -#if _MPFR_EXP_FORMAT == 4 + +/****************************************************** + ***************** Include files ******************** + ******************************************************/ + +/* The macros defined in mpfr-cvers.h do not depend on anything, + so that it is better to include this header file early: then + it can be used by any other header. */ +#include "mpfr-cvers.h" + +#if defined(_MPFR_EXP_FORMAT) && _MPFR_EXP_FORMAT == 4 /* mpfr_exp_t will be defined as intmax_t */ # include "mpfr-intmax.h" #endif @@ -57,125 +80,50 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., # define __MPFR_WITHIN_MPFR 1 #endif -/****************************************************** - ****************** Include files ********************* - ******************************************************/ - /* For the definition of MPFR_THREAD_ATTR. GCC/ICC detection macros are no longer used, as they sometimes gave incorrect information about the support of thread-local variables. A configure check is now done. */ +#if defined (WANT_SHARED_CACHE) +# define MPFR_NEED_THREAD_LOCK 1 +#endif #include "mpfr-thread.h" -#ifdef MPFR_HAVE_GMP_IMPL /* Build with gmp internals */ +#ifdef MPFR_HAVE_GMP_IMPL /* Build with gmp internals */ -# ifndef __GMP_H__ -# include "gmp.h" -# endif -# ifndef __GMP_IMPL_H__ -# include "gmp-impl.h" -# endif +# include "gmp.h" +# include "gmp-impl.h" # ifdef MPFR_NEED_LONGLONG_H # include "longlong.h" # endif -# ifndef __MPFR_H -# include "mpfr.h" -# endif +# include "mpfr.h" +# include "mpfr-gmp.h" #else /* Build without gmp internals */ -# ifndef __GMP_H__ -# include "gmp.h" -# endif -# ifndef __MPFR_H -# include "mpfr.h" -# endif -# ifndef __GMPFR_GMP_H__ -# include "mpfr-gmp.h" +# include "gmp.h" +/* if using mini-gmp, include missing definitions in mini-gmp */ +# ifdef MPFR_USE_MINI_GMP +# include "mpfr-mini-gmp.h" # endif +# include "mpfr.h" +# include "mpfr-gmp.h" # ifdef MPFR_NEED_LONGLONG_H # define LONGLONG_STANDALONE # include "mpfr-longlong.h" # endif #endif -#undef MPFR_NEED_LONGLONG_H - -/* If a mpn_sqr_n macro is not defined, use mpn_mul. GMP 4.x defines a - mpn_sqr_n macro in gmp-impl.h (and this macro disappeared in GMP 5), - so that GMP's macro can only be used when MPFR has been configured - with --with-gmp-build (and only with GMP 4.x). */ -#ifndef mpn_sqr_n -# define mpn_sqr_n(dst,src,n) mpn_mul((dst),(src),(n),(src),(n)) -#endif - - -/****************************************************** - ***************** Detection macros ******************* - ******************************************************/ - -/* Macros to detect STDC, GCC, GLIBC, GMP and ICC version */ -#if defined(__STDC_VERSION__) -# define __MPFR_STDC(version) (__STDC_VERSION__>=(version)) -#elif defined(__STDC__) -# define __MPFR_STDC(version) (0 == (version)) -#else -# define __MPFR_STDC(version) 0 -#endif - -#if defined(_WIN32) -/* Under MS Windows (e.g. with VS2008 or VS2010), Intel's compiler doesn't - support/enable extensions like the ones seen under GNU/Linux. - https://sympa.inria.fr/sympa/arc/mpfr/2011-02/msg00032.html */ -# define __MPFR_ICC(a,b,c) 0 -#elif defined(__ICC) -# define __MPFR_ICC(a,b,c) (__ICC >= (a)*100+(b)*10+(c)) -#elif defined(__INTEL_COMPILER) -# define __MPFR_ICC(a,b,c) (__INTEL_COMPILER >= (a)*100+(b)*10+(c)) -#else -# define __MPFR_ICC(a,b,c) 0 -#endif - -#if defined(__GNUC__) && defined(__GNUC_MINOR__) && ! __MPFR_ICC(0,0,0) -# define __MPFR_GNUC(a,i) \ - (MPFR_VERSION_NUM(__GNUC__,__GNUC_MINOR__,0) >= MPFR_VERSION_NUM(a,i,0)) -#else -# define __MPFR_GNUC(a,i) 0 -#endif - -#if defined(__GLIBC__) && defined(__GLIBC_MINOR__) -# define __MPFR_GLIBC(a,i) \ - (MPFR_VERSION_NUM(__GLIBC__,__GLIBC_MINOR__,0) >= MPFR_VERSION_NUM(a,i,0)) -#else -# define __MPFR_GLIBC(a,i) 0 -#endif - -#if defined(__GNU_MP_VERSION) && \ - defined(__GNU_MP_VERSION_MINOR) && \ - defined(__GNU_MP_VERSION_PATCHLEVEL) -# define __MPFR_GMP(a,b,c) \ - (MPFR_VERSION_NUM(__GNU_MP_VERSION,__GNU_MP_VERSION_MINOR,__GNU_MP_VERSION_PATCHLEVEL) >= MPFR_VERSION_NUM(a,b,c)) -#else -# define __MPFR_GMP(a,b,c) 0 -#endif - - - -/****************************************************** - ************* GMP Basic Pointer Types **************** - ******************************************************/ - -typedef mp_limb_t *mpfr_limb_ptr; -typedef __gmp_const mp_limb_t *mpfr_limb_srcptr; +#undef MPFR_NEED_LONGLONG_H /****************************************************** - ****************** (U)INTMAX_MAX ********************* + ***************** (U)INTMAX_MAX ******************** ******************************************************/ /* Let's try to fix UINTMAX_MAX and INTMAX_MAX if these macros don't work (e.g. with gcc -ansi -pedantic-errors in 32-bit mode under GNU/Linux), - see <http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=582698>. */ + see <https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=582698>. */ #ifdef _MPFR_H_HAVE_INTMAX_T # ifdef MPFR_HAVE_INTMAX_MAX # define MPFR_UINTMAX_MAX UINTMAX_MAX @@ -188,61 +136,89 @@ typedef __gmp_const mp_limb_t *mpfr_limb_srcptr; # endif #endif -#define MPFR_BYTES_PER_MP_LIMB (GMP_NUMB_BITS/CHAR_BIT) /****************************************************** - ******************** Check GMP *********************** + ************* Attribute definitions **************** ******************************************************/ -#if !__MPFR_GMP(4,1,0) -# error "GMP 4.1.0 or newer needed" +#if defined(MPFR_HAVE_NORETURN) +/* _Noreturn is specified by ISO C11 (Section 6.7.4); + in GCC, it is supported as of version 4.7. */ +# define MPFR_NORETURN _Noreturn +#elif !defined(noreturn) +/* A noreturn macro could be defined if <stdnoreturn.h> has been included, + in which case it would make sense to #define MPFR_NORETURN noreturn. + But this is unlikely, as MPFR_HAVE_NORETURN should have been defined + in such a case. So, in doubt, let us avoid any code that would use a + noreturn macro, since it could be invalid. */ +# if __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) +# define MPFR_NORETURN __attribute__ ((noreturn)) +# elif defined(_MSC_VER) && defined(_WIN32) && (_MSC_VER >= 1200) +# define MPFR_NORETURN __declspec (noreturn) +# endif +#endif +#ifndef MPFR_NORETURN +# define MPFR_NORETURN #endif -#if GMP_NAIL_BITS != 0 -# error "MPFR doesn't support nonzero values of GMP_NAIL_BITS" +#if __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) +# define MPFR_CONST_ATTR __attribute__ ((const)) +#else +# define MPFR_CONST_ATTR #endif -#if (GMP_NUMB_BITS<32) || (GMP_NUMB_BITS & (GMP_NUMB_BITS - 1)) -# error "GMP_NUMB_BITS must be a power of 2, and >= 32" +#if __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) +# define MPFR_PURE_FUNCTION_ATTR __attribute__ ((pure)) +#else +# define MPFR_PURE_FUNCTION_ATTR #endif -#if GMP_NUMB_BITS == 16 -# define MPFR_LOG2_GMP_NUMB_BITS 4 -#elif GMP_NUMB_BITS == 32 -# define MPFR_LOG2_GMP_NUMB_BITS 5 -#elif GMP_NUMB_BITS == 64 -# define MPFR_LOG2_GMP_NUMB_BITS 6 -#elif GMP_NUMB_BITS == 128 -# define MPFR_LOG2_GMP_NUMB_BITS 7 -#elif GMP_NUMB_BITS == 256 -# define MPFR_LOG2_GMP_NUMB_BITS 8 +/* The hot attribute on a function is used to inform the compiler + that the function is a hot spot of the compiled program. */ +#if __MPFR_GNUC(4,3) +# define MPFR_HOT_FUNCTION_ATTR __attribute__ ((hot)) #else -# error "Can't compute log2(GMP_NUMB_BITS)" +# define MPFR_HOT_FUNCTION_ATTR #endif -#if __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) -/* For the future: N1478: Supporting the 'noreturn' property in C1x - http://www.open-std.org/JTC1/SC22/WG14/www/docs/n1478.htm */ -# define MPFR_NORETURN_ATTR __attribute__ ((noreturn)) -# define MPFR_CONST_ATTR __attribute__ ((const)) +/* The cold attribute on functions is used to inform the compiler + that the function is unlikely to be executed. */ +#if __MPFR_GNUC(4,3) +# define MPFR_COLD_FUNCTION_ATTR __attribute__ ((cold)) #else -# define MPFR_NORETURN_ATTR -# define MPFR_CONST_ATTR +# define MPFR_COLD_FUNCTION_ATTR +#endif + +/* add MPFR_MAYBE_UNUSED after a variable declaration to avoid compiler + warnings if it is not used */ +#if __MPFR_GNUC(3,4) +#define MPFR_MAYBE_UNUSED __attribute__ ((unused)) +#else +#define MPFR_MAYBE_UNUSED #endif + + /****************************************************** - ************* Global Internal Variables ************** + *** Global internal variables and related macros *** ******************************************************/ #if defined (__cplusplus) extern "C" { #endif -/* Cache struct */ +#if defined(WANT_SHARED_CACHE) +# define MPFR_CACHE_ATTR +#else +# define MPFR_CACHE_ATTR MPFR_THREAD_ATTR +#endif + struct __gmpfr_cache_s { mpfr_t x; int inexact; int (*func)(mpfr_ptr, mpfr_rnd_t); + MPFR_DEFERRED_INIT_SLAVE_DECL() + MPFR_LOCK_DECL(lock) }; typedef struct __gmpfr_cache_s mpfr_cache_t[1]; typedef struct __gmpfr_cache_s *mpfr_cache_ptr; @@ -252,33 +228,33 @@ typedef struct __gmpfr_cache_s *mpfr_cache_ptr; #endif #if defined(__MPFR_WITHIN_MPFR) || !defined(MPFR_WIN_THREAD_SAFE_DLL) -extern MPFR_THREAD_ATTR unsigned int __gmpfr_flags; +extern MPFR_THREAD_ATTR mpfr_flags_t __gmpfr_flags; extern MPFR_THREAD_ATTR mpfr_exp_t __gmpfr_emin; extern MPFR_THREAD_ATTR mpfr_exp_t __gmpfr_emax; extern MPFR_THREAD_ATTR mpfr_prec_t __gmpfr_default_fp_bit_precision; extern MPFR_THREAD_ATTR mpfr_rnd_t __gmpfr_default_rounding_mode; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_cache_const_euler; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_cache_const_catalan; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_cache_const_euler; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_cache_const_catalan; # ifndef MPFR_USE_LOGGING -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_cache_const_pi; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_cache_const_log2; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_cache_const_pi; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_cache_const_log2; # else /* Two constants are used by the logging functions (via mpfr_fprintf, then mpfr_log, for the base conversion): pi and log(2). Since the mpfr_cache function isn't re-entrant when working on the same cache, we need to define two caches for each constant. */ -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_normal_pi; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_normal_log2; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_logging_pi; -extern MPFR_THREAD_ATTR mpfr_cache_t __gmpfr_logging_log2; -extern MPFR_THREAD_ATTR mpfr_cache_ptr __gmpfr_cache_const_pi; -extern MPFR_THREAD_ATTR mpfr_cache_ptr __gmpfr_cache_const_log2; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_normal_pi; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_normal_log2; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_logging_pi; +extern MPFR_CACHE_ATTR mpfr_cache_t __gmpfr_logging_log2; +extern MPFR_CACHE_ATTR mpfr_cache_ptr __gmpfr_cache_const_pi; +extern MPFR_CACHE_ATTR mpfr_cache_ptr __gmpfr_cache_const_log2; # endif #endif #ifdef MPFR_WIN_THREAD_SAFE_DLL # define MPFR_MAKE_VARFCT(T,N) T * N ## _f (void) { return &N; } -__MPFR_DECLSPEC unsigned int * __gmpfr_flags_f (void); +__MPFR_DECLSPEC mpfr_flags_t * __gmpfr_flags_f (void); __MPFR_DECLSPEC mpfr_exp_t * __gmpfr_emin_f (void); __MPFR_DECLSPEC mpfr_exp_t * __gmpfr_emax_f (void); __MPFR_DECLSPEC mpfr_prec_t * __gmpfr_default_fp_bit_precision_f (void); @@ -333,24 +309,18 @@ __MPFR_DECLSPEC extern const __mpfr_struct __gmpfr_l2b[BASE_MAX-1][2]; __MPFR_DECLSPEC extern const mpfr_t __gmpfr_one; __MPFR_DECLSPEC extern const mpfr_t __gmpfr_two; __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; - +__MPFR_DECLSPEC extern const mpfr_t __gmpfr_mone; +__MPFR_DECLSPEC extern const mpfr_t __gmpfr_const_log2_RNDD; +__MPFR_DECLSPEC extern const mpfr_t __gmpfr_const_log2_RNDU; #if defined (__cplusplus) } #endif -/* Flags of __gmpfr_flags */ -#define MPFR_FLAGS_UNDERFLOW 1 -#define MPFR_FLAGS_OVERFLOW 2 -#define MPFR_FLAGS_NAN 4 -#define MPFR_FLAGS_INEXACT 8 -#define MPFR_FLAGS_ERANGE 16 -#define MPFR_FLAGS_DIVBY0 32 -#define MPFR_FLAGS_ALL 63 - /* Replace some common functions for direct access to the global vars. The casts prevent these macros from being used as a lvalue (and this method makes sure that the expressions have the correct type). */ + #define mpfr_get_emin() ((mpfr_exp_t) __gmpfr_emin) #define mpfr_get_emax() ((mpfr_exp_t) __gmpfr_emax) #define mpfr_get_default_rounding_mode() \ @@ -358,20 +328,17 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; #define mpfr_get_default_prec() \ ((mpfr_prec_t) __gmpfr_default_fp_bit_precision) -#define mpfr_clear_flags() \ - ((void) (__gmpfr_flags = 0)) -#define mpfr_clear_underflow() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_UNDERFLOW)) -#define mpfr_clear_overflow() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_OVERFLOW)) -#define mpfr_clear_nanflag() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_NAN)) -#define mpfr_clear_inexflag() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_INEXACT)) -#define mpfr_clear_erangeflag() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_ERANGE)) -#define mpfr_clear_divby0() \ - ((void) (__gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_DIVBY0)) +/* Flags related macros. */ +/* Note: Function-like macros that modify __gmpfr_flags are not defined + because of the risk to break the sequence point rules if two such + macros are used in the same expression (without a sequence point + between). For instance, mpfr_sgn currently uses mpfr_set_erangeflag, + which mustn't be implemented as a macro for this reason. */ + +#define mpfr_flags_test(mask) \ + (__gmpfr_flags & (mpfr_flags_t) (mask)) + +#if MPFR_FLAGS_ALL <= INT_MAX #define mpfr_underflow_p() \ ((int) (__gmpfr_flags & MPFR_FLAGS_UNDERFLOW)) #define mpfr_overflow_p() \ @@ -384,6 +351,41 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; ((int) (__gmpfr_flags & MPFR_FLAGS_ERANGE)) #define mpfr_divby0_p() \ ((int) (__gmpfr_flags & MPFR_FLAGS_DIVBY0)) +#endif + +/* Use a do-while statement for the following macros in order to prevent + one from using them in an expression, as the sequence point rules could + be broken if __gmpfr_flags is assigned twice in the same expression + (via macro expansions). For instance, the mpfr_sgn macro currently uses + mpfr_set_erangeflag, which mustn't be implemented as a function-like + macro for this reason. It is not clear whether an expression with + sequence points, like (void) (0, __gmpfr_flags = 0), would avoid UB. */ +#define MPFR_CLEAR_FLAGS() \ + do __gmpfr_flags = 0; while (0) +#define MPFR_CLEAR_UNDERFLOW() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_UNDERFLOW; while (0) +#define MPFR_CLEAR_OVERFLOW() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_OVERFLOW; while (0) +#define MPFR_CLEAR_DIVBY0() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_DIVBY0; while (0) +#define MPFR_CLEAR_NANFLAG() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_NAN; while (0) +#define MPFR_CLEAR_INEXFLAG() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_INEXACT; while (0) +#define MPFR_CLEAR_ERANGEFLAG() \ + do __gmpfr_flags &= MPFR_FLAGS_ALL ^ MPFR_FLAGS_ERANGE; while (0) +#define MPFR_SET_UNDERFLOW() \ + do __gmpfr_flags |= MPFR_FLAGS_UNDERFLOW; while (0) +#define MPFR_SET_OVERFLOW() \ + do __gmpfr_flags |= MPFR_FLAGS_OVERFLOW; while (0) +#define MPFR_SET_DIVBY0() \ + do __gmpfr_flags |= MPFR_FLAGS_DIVBY0; while (0) +#define MPFR_SET_NANFLAG() \ + do __gmpfr_flags |= MPFR_FLAGS_NAN; while (0) +#define MPFR_SET_INEXFLAG() \ + do __gmpfr_flags |= MPFR_FLAGS_INEXACT; while (0) +#define MPFR_SET_ERANGEFLAG() \ + do __gmpfr_flags |= MPFR_FLAGS_ERANGE; while (0) /* Testing an exception flag correctly is tricky. There are mainly two pitfalls: First, one needs to remember to clear the corresponding @@ -398,14 +400,14 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; Note: _op can be either a statement or an expression. MPFR_BLOCK_EXCEP should be used only inside a block; it is useful to detect some exception in order to exit the block as soon as possible. */ -#define MPFR_BLOCK_DECL(_flags) unsigned int _flags +#define MPFR_BLOCK_DECL(_flags) mpfr_flags_t _flags /* The (void) (_flags) makes sure that _flags is read at least once (it makes sense to use MPFR_BLOCK while _flags will never be read in the source, so that we wish to avoid the corresponding warning). */ #define MPFR_BLOCK(_flags,_op) \ do \ { \ - mpfr_clear_flags (); \ + MPFR_CLEAR_FLAGS (); \ _op; \ (_flags) = __gmpfr_flags; \ (void) (_flags); \ @@ -427,41 +429,120 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; /****************************************************** - ******************** Assertions ********************** + ******************* Assertions ********************* ******************************************************/ -/* Compile with -DMPFR_WANT_ASSERT to check all assert statements */ +/* MPFR_WANT_ASSERT can take 4 values (the default value is 0): + -1 (or below): Do not check any assertion. Discouraged, in particular + for a shared library (for time-critical applications, LTO with a + static library should also be used anyway). + 0: Check normal assertions. + 1: Check debugging assertions too. + 2 (or above): Additional checks that may take time. For instance, + some functions may be tested by using two different implementations + and comparing the results. +*/ /* Note: do not use GMP macros ASSERT_ALWAYS and ASSERT as they are not expressions, and as a consequence, they cannot be used in a for(), with a comma operator and so on. */ -/* MPFR_ASSERTN(expr): assertions that should always be checked */ -#define MPFR_ASSERTN(expr) \ - ((void) ((MPFR_UNLIKELY(expr)) || MPFR_UNLIKELY( (ASSERT_FAIL(expr),0) ))) +/* MPFR_ASSERTN(expr): assertions that should normally be checked, + otherwise give a hint to the compiler. + MPFR_ASSERTD(expr): assertions that should be checked when testing, + otherwise give a hint to the compiler. + MPFR_DBGRES(assignment): to be used when the result is tested only + in an MPFR_ASSERTD expression (in order to avoid a warning, e.g. + with GCC's -Wunused-but-set-variable, in non-debug mode). + Note: Evaluating expr might yield side effects, but such side effects + must not change the results (except by yielding an assertion failure). +*/ +#ifndef MPFR_WANT_ASSERT +# define MPFR_WANT_ASSERT 0 +#endif + +#if MPFR_WANT_ASSERT < 0 +# undef MPFR_EXP_CHECK +# define MPFR_ASSERTN(expr) MPFR_ASSUME (expr) +#else +# define MPFR_ASSERTN(expr) \ + ((void) ((MPFR_LIKELY(expr)) || (ASSERT_FAIL(expr),MPFR_ASSUME(expr),0))) +/* Some explanations: mpfr_assert_fail is not marked as "no return", + so that ((void) ((MPFR_LIKELY(expr)) || (ASSERT_FAIL(expr),0))) + cannot be a way to tell the compiler that after this code, expr is + necessarily true. The MPFR_ASSUME(expr) is a way to tell the compiler + that if expr is false, then ASSERT_FAIL(expr) does not return + (otherwise they would be a contradiction / UB when MPFR_ASSUME(expr) + is reached). Such information is useful to avoid warnings like those + from -Wmaybe-uninitialized, e.g. in tests/turandom.c r11663 on t[0] + from "mpfr_equal_p (y, t[0])". + TODO: Remove the MPFR_ASSUME(expr) once mpfr_assert_fail is marked as + "no return". + */ +#endif -/* MPFR_ASSERTD(expr): assertions that should be checked when testing */ -#ifdef MPFR_WANT_ASSERT +#if MPFR_WANT_ASSERT > 0 # define MPFR_EXP_CHECK 1 # define MPFR_ASSERTD(expr) MPFR_ASSERTN (expr) +# define MPFR_DBGRES(A) (A) +#else +# define MPFR_ASSERTD(expr) MPFR_ASSUME (expr) +# define MPFR_DBGRES(A) ((void) (A)) +#endif + +/* MPFR_ASSUME is like assert(), but it is a hint to a compiler about a + statement of fact in a function call free expression, which allows + the compiler to generate better machine code. + __builtin_unreachable has been introduced in GCC 4.5 but it works + fine since 4.8 only (before it may generate unoptimized code if there + are more than one decision). + Note: + The goal of MPFR_ASSUME() is to allow the compiler to optimize even + more. Thus we need to make sure that its use in MPFR will never yield + code generation. Since MPFR_ASSUME() may be used by MPFR_ASSERTN() + and MPFR_ASSERTD(), whose expression might have side effects, we need + to make sure that the expression x is not evaluated in such a case. + This is done with __builtin_constant_p (!!(x) || !(x)), whose value + is 0 if x has side effects, and normally 1 if the compiler knows that + x has no side effects (since here, it can deduce that !!(x) || !(x) + is equivalent to the constant 1). In the former case, MPFR_ASSUME(x) + will give (void) 0, and in the latter case, it will give: + (x) ? (void) 0 : __builtin_unreachable() + In the development code, it is better to use MPFR_ASSERTD than + MPFR_ASSUME, since it'll check if the condition is true in debug + build. +*/ +#if defined(MPFR_HAVE_BUILTIN_UNREACHABLE) && __MPFR_GNUC(4, 8) +# define MPFR_ASSUME(x) \ + (! __builtin_constant_p (!!(x) || !(x)) || (x) ? \ + (void) 0 : __builtin_unreachable()) +#elif defined(_MSC_VER) +# define MPFR_ASSUME(x) __assume(x) #else -# define MPFR_ASSERTD(expr) ((void) 0) +# define MPFR_ASSUME(x) ((void) 0) #endif -/* Code to deal with impossible - WARNING: It doesn't use do { } while (0) for Insure++*/ -#define MPFR_RET_NEVER_GO_HERE() {MPFR_ASSERTN(0); return 0;} +#include "mpfr-sassert.h" + +/* Code to deal with impossible, for functions returning an int. + The "return 0;" avoids an error with current GCC versions and + "-Werror=return-type". + WARNING: It doesn't use do { } while (0) for Insure++ */ +#if defined(HAVE_BUILTIN_UNREACHABLE) +# define MPFR_RET_NEVER_GO_HERE() do { __builtin_unreachable(); } while (0) +#else +# define MPFR_RET_NEVER_GO_HERE() do { MPFR_ASSERTN(0); return 0; } while (0) +#endif /****************************************************** - ******************** Warnings ************************ + ******************* Warnings *********************** ******************************************************/ /* MPFR_WARNING is no longer useful, but let's keep the macro in case it needs to be used again in the future. */ #ifdef MPFR_USE_WARNINGS -# include <stdlib.h> # define MPFR_WARNING(W) \ do \ { \ @@ -476,7 +557,7 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; /****************************************************** - ****************** double macros ********************* + ***************** double macros ******************** ******************************************************/ /* Precision used for lower precision computations */ @@ -484,8 +565,6 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; /* Definition of constants */ #define LOG2 0.69314718055994528622 /* log(2) rounded to zero on 53 bits */ -#define ALPHA 4.3191365662914471407 /* a+2 = a*log(a), rounded to +infinity */ -#define EXPM1 0.36787944117144227851 /* exp(-1), rounded to zero */ /* MPFR_DOUBLE_SPEC = 1 if the C type 'double' corresponds to IEEE-754 double precision, 0 if it doesn't, and undefined if one doesn't know. @@ -502,12 +581,12 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; # endif #endif -/* Debug non IEEE floats */ -#ifdef XDEBUG -# undef _GMP_IEEE_FLOATS -#endif -#ifndef _GMP_IEEE_FLOATS -# define _GMP_IEEE_FLOATS 0 +/* With -DMPFR_DISABLE_IEEE_FLOATS, exercise non IEEE floats */ +#ifdef MPFR_DISABLE_IEEE_FLOATS +# ifdef _MPFR_IEEE_FLOATS +# undef _MPFR_IEEE_FLOATS +# endif +# define _MPFR_IEEE_FLOATS 0 #endif #ifndef IEEE_DBL_MANT_DIG @@ -523,11 +602,12 @@ __MPFR_DECLSPEC extern const mpfr_t __gmpfr_four; /* Visual C++ doesn't support +1.0/0.0, -1.0/0.0 and 0.0/0.0 at compile time. Clang with -fsanitize=undefined is a bit similar due to a bug: - http://llvm.org/bugs/show_bug.cgi?id=17381 + https://llvm.org/bugs/show_bug.cgi?id=17381 (fixed on 2015-12-03) but even without its sanitizer, it may be better to use the double_zero version until IEEE 754 division by zero is properly supported: - http://llvm.org/bugs/show_bug.cgi?id=17000 + https://llvm.org/bugs/show_bug.cgi?id=17005 + Note: DBL_NAN is 0/0, thus its value is a quiet NaN (qNAN). */ #if (defined(_MSC_VER) && defined(_WIN32) && (_MSC_VER >= 1200)) || \ defined(__clang__) @@ -543,7 +623,7 @@ static double double_zero = 0.0; # define DBL_NEG_ZERO (-0.0) #endif -/* Note: In the past, there was specific code for _GMP_IEEE_FLOATS, which +/* Note: In the past, there was specific code for _MPFR_IEEE_FLOATS, which was based on NaN and Inf memory representations. This code was breaking the aliasing rules (see ISO C99, 6.5#6 and 6.5#7 on the effective type) and for this reason it did not behave correctly with GCC 4.5.0 20091119. @@ -568,15 +648,21 @@ static double double_zero = 0.0; /* Avoid MIPSpro / IRIX64 / gcc -ffast-math (incorrect) optimizations. The + must not be replaced by a ||. With gcc -ffast-math, NaN is regarded as a positive number or something like that; the second - test catches this case. */ + test catches this case. + [2016-03-01] Various tests now fail with gcc -ffast-math or just + -ffinite-math-only; such options are not supported, but this makes + difficult to test MPFR assuming x == x optimization to 1. Anyway + support of functions/tests of using native FP and special values for + non-IEEE-754 environment will always be on a case-by-case basis. */ # define DOUBLE_ISNAN(x) \ (LVALUE(x) && !((((x) >= 0.0) + ((x) <= 0.0)) && -(x)*(x) <= 0.0)) #else # define DOUBLE_ISNAN(x) (LVALUE(x) && (x) != (x)) #endif + /****************************************************** - *************** Long double macros ******************* + ********** long double macros and typedef ********** ******************************************************/ /* We try to get the exact value of the precision of long double @@ -592,6 +678,10 @@ static double double_zero = 0.0; Otherwise (e.g. in base 10), we get an upper bound of the precision, and correct rounding isn't currently provided. */ + +/* Definitions are enabled only if <float.h> is included. */ +#if defined (FLT_RADIX) + #if defined(LDBL_MANT_DIG) && FLT_RADIX == 2 # define MPFR_LDBL_MANT_DIG LDBL_MANT_DIG #else @@ -667,7 +757,8 @@ static double double_zero = 0.0; optimizing anything. */ #ifdef WANT_LONGDOUBLE_VOLATILE # ifdef volatile -__MPFR_DECLSPEC long double __gmpfr_longdouble_volatile _MPFR_PROTO ((long double)) MPFR_CONST_ATTR; +__MPFR_DECLSPEC long double + __gmpfr_longdouble_volatile (long double) MPFR_CONST_ATTR; # define LONGDOUBLE_VOLATILE(x) (__gmpfr_longdouble_volatile (x)) # define WANT_GMPFR_LONGDOUBLE_VOLATILE 1 # else @@ -696,19 +787,34 @@ typedef union { #endif +#endif /* long double macros and typedef */ + + +/****************************************************** + **************** __float128 support **************** + ******************************************************/ + +/* This is standardized by IEEE 754-2008. */ +#define IEEE_FLOAT128_MANT_DIG 113 + + /****************************************************** - *************** _Decimal64 support ******************* + **************** _Decimal64 support **************** ******************************************************/ #ifdef MPFR_WANT_DECIMAL_FLOATS /* to cast between binary64 and decimal64 */ union ieee_double_decimal64 { double d; _Decimal64 d64; }; -#endif +#endif /* MPFR_WANT_DECIMAL_FLOATS */ + /****************************************************** - **************** mpfr_t properties ******************* + **************** mpfr_t properties ***************** ******************************************************/ +#define MPFR_PREC_COND(p) ((p) >= MPFR_PREC_MIN && (p) <= MPFR_PREC_MAX) +#define MPFR_PREC_IN_RANGE(p) (MPFR_ASSERTD (MPFR_PREC_COND(p)), (p)) + /* In the following macro, p is usually a mpfr_prec_t, but this macro works with other integer types (without integer overflow). Checking that p >= 1 in debug mode is useful here because this macro can be @@ -725,12 +831,13 @@ union ieee_double_decimal64 { double d; _Decimal64 d64; }; #define MPFR_PREC(x) ((x)->_mpfr_prec) #define MPFR_EXP(x) ((x)->_mpfr_exp) #define MPFR_MANT(x) ((x)->_mpfr_d) -#define MPFR_LAST_LIMB(x) ((MPFR_PREC (x) - 1) / GMP_NUMB_BITS) +#define MPFR_GET_PREC(x) MPFR_PREC_IN_RANGE (MPFR_PREC (x)) +#define MPFR_LAST_LIMB(x) ((MPFR_GET_PREC (x) - 1) / GMP_NUMB_BITS) #define MPFR_LIMB_SIZE(x) (MPFR_LAST_LIMB (x) + 1) /****************************************************** - **************** exponent properties ***************** + *************** Exponent properties **************** ******************************************************/ /* Limits of the mpfr_exp_t type (NOT those of valid exponent values). @@ -745,6 +852,8 @@ union ieee_double_decimal64 { double d; _Decimal64 d64; }; # define MPFR_EXP_MAX (LONG_MAX) # define MPFR_EXP_MIN (LONG_MIN) #elif _MPFR_EXP_FORMAT == 4 +/* Note: MPFR_EXP_MAX and MPFR_EXP_MIN must not be used in #if directives + if _MPFR_EXP_FORMAT == 4 and MPFR_HAVE_INTMAX_MAX is not defined. */ # define MPFR_EXP_MAX (MPFR_INTMAX_MAX) # define MPFR_EXP_MIN (MPFR_INTMAX_MIN) #else @@ -755,20 +864,24 @@ union ieee_double_decimal64 { double d; _Decimal64 d64; }; nonnegative. */ #define MPFR_UEXP(X) (MPFR_ASSERTD ((X) >= 0), (mpfr_uexp_t) (X)) -#if MPFR_EXP_MIN >= LONG_MIN && MPFR_EXP_MAX <= LONG_MAX -typedef long int mpfr_eexp_t; +#if _MPFR_EXP_FORMAT <= 3 +typedef long mpfr_eexp_t; +typedef unsigned long mpfr_ueexp_t; # define mpfr_get_exp_t(x,r) mpfr_get_si((x),(r)) # define mpfr_set_exp_t(x,e,r) mpfr_set_si((x),(e),(r)) # define MPFR_EXP_FSPEC "l" -#elif defined (_MPFR_H_HAVE_INTMAX_T) +#else typedef intmax_t mpfr_eexp_t; +typedef uintmax_t mpfr_ueexp_t; # define mpfr_get_exp_t(x,r) mpfr_get_sj((x),(r)) # define mpfr_set_exp_t(x,e,r) mpfr_set_sj((x),(e),(r)) # define MPFR_EXP_FSPEC "j" -#else -# error "Cannot define mpfr_get_exp_t and mpfr_set_exp_t" #endif +/* Size of mpfr_exp_t in limbs */ +#define MPFR_EXP_LIMB_SIZE \ + ((sizeof (mpfr_exp_t) - 1) / MPFR_BYTES_PER_MP_LIMB + 1) + /* Invalid exponent value (to track bugs...) */ #define MPFR_EXP_INVALID \ ((mpfr_exp_t) 1 << (GMP_NUMB_BITS*sizeof(mpfr_exp_t)/sizeof(mp_limb_t)-2)) @@ -792,28 +905,42 @@ typedef intmax_t mpfr_eexp_t; setting the exponent before calling mpfr_check_range. MPFR_EXP_CHECK is defined when MPFR_WANT_ASSERT is defined, but if you don't use MPFR_WANT_ASSERT (for speed reasons), you can still define - MPFR_EXP_CHECK by setting -DMPFR_EXP_CHECK in $CFLAGS. */ + MPFR_EXP_CHECK by setting -DMPFR_EXP_CHECK in $CFLAGS. + Note about MPFR_EXP_IN_RANGE and MPFR_SET_EXP: + The exp expression is required to have a signed type. To avoid spurious + failures, we could cast (exp) to mpfr_exp_t, but this wouldn't allow us + to detect some bugs that can occur on particular platforms. Anyway, an + unsigned type for exp is suspicious and should be regarded as a bug. +*/ + +#define MPFR_EXP_IN_RANGE(e) \ + (MPFR_ASSERTD (IS_SIGNED (e)), (e) >= __gmpfr_emin && (e) <= __gmpfr_emax) #ifdef MPFR_EXP_CHECK # define MPFR_GET_EXP(x) (mpfr_get_exp) (x) -# define MPFR_SET_EXP(x, exp) MPFR_ASSERTN (!mpfr_set_exp ((x), (exp))) +# define MPFR_SET_EXP(x,e) (MPFR_ASSERTN (MPFR_EXP_IN_RANGE (e)), \ + (void) (MPFR_EXP (x) = (e))) # define MPFR_SET_INVALID_EXP(x) ((void) (MPFR_EXP (x) = MPFR_EXP_INVALID)) #else # define MPFR_GET_EXP(x) MPFR_EXP (x) -# define MPFR_SET_EXP(x, exp) ((void) (MPFR_EXP (x) = (exp))) +# define MPFR_SET_EXP(x,e) ((void) (MPFR_EXP (x) = (e))) # define MPFR_SET_INVALID_EXP(x) ((void) 0) #endif +#define MPFR_UBF_EXP_LESS_P(x,y) \ + (MPFR_UNLIKELY (MPFR_IS_UBF (x) || MPFR_IS_UBF (y)) ? \ + mpfr_ubf_exp_less_p (x, y) : MPFR_GET_EXP (x) < MPFR_GET_EXP (y)) /****************************************************** - ********** Singular Values (NAN, INF, ZERO) ********** + ********* Singular values (NAN, INF, ZERO) ********* ******************************************************/ /* Enum special value of exponent. */ # define MPFR_EXP_ZERO (MPFR_EXP_MIN+1) # define MPFR_EXP_NAN (MPFR_EXP_MIN+2) # define MPFR_EXP_INF (MPFR_EXP_MIN+3) +# define MPFR_EXP_UBF (MPFR_EXP_MIN+4) #define MPFR_IS_NAN(x) (MPFR_EXP(x) == MPFR_EXP_NAN) #define MPFR_SET_NAN(x) (MPFR_EXP(x) = MPFR_EXP_NAN) @@ -822,29 +949,51 @@ typedef intmax_t mpfr_eexp_t; #define MPFR_IS_ZERO(x) (MPFR_EXP(x) == MPFR_EXP_ZERO) #define MPFR_SET_ZERO(x) (MPFR_EXP(x) = MPFR_EXP_ZERO) #define MPFR_NOTZERO(x) (MPFR_EXP(x) != MPFR_EXP_ZERO) +#define MPFR_IS_UBF(x) (MPFR_EXP(x) == MPFR_EXP_UBF) +#define MPFR_SET_UBF(x) (MPFR_EXP(x) = MPFR_EXP_UBF) + +#define MPFR_IS_NORMALIZED(x) \ + (MPFR_LIMB_MSB (MPFR_MANT(x)[MPFR_LAST_LIMB(x)]) != 0) #define MPFR_IS_FP(x) (!MPFR_IS_NAN(x) && !MPFR_IS_INF(x)) +/* Note: contrary to the MPFR_IS_PURE_*(x) macros, the MPFR_IS_SINGULAR*(x) + macros may be used even when x is being constructed, i.e. its exponent + field is already set (possibly out-of-range), but its significand field + may still contain arbitrary data. Thus MPFR_IS_PURE_FP(x) is not always + equivalent to !MPFR_IS_SINGULAR(x); see the code below. */ #define MPFR_IS_SINGULAR(x) (MPFR_EXP(x) <= MPFR_EXP_INF) -#define MPFR_IS_PURE_FP(x) (!MPFR_IS_SINGULAR(x) && \ - (MPFR_ASSERTD ((MPFR_MANT(x)[MPFR_LAST_LIMB(x)] \ - & MPFR_LIMB_HIGHBIT) != 0), 1)) +#define MPFR_IS_SINGULAR_OR_UBF(x) (MPFR_EXP(x) <= MPFR_EXP_UBF) +#define MPFR_IS_PURE_FP(x) \ + (!MPFR_IS_SINGULAR(x) && \ + (MPFR_ASSERTD (MPFR_EXP (x) >= MPFR_EMIN_MIN && \ + MPFR_EXP (x) <= MPFR_EMAX_MAX && \ + MPFR_IS_NORMALIZED (x)), 1)) +#define MPFR_IS_PURE_UBF(x) \ + (!MPFR_IS_SINGULAR(x) && \ + (MPFR_ASSERTD ((MPFR_IS_UBF (x) || \ + (MPFR_EXP (x) >= MPFR_EMIN_MIN && \ + MPFR_EXP (x) <= MPFR_EMAX_MAX)) && \ + MPFR_IS_NORMALIZED (x)), 1)) #define MPFR_ARE_SINGULAR(x,y) \ (MPFR_UNLIKELY(MPFR_IS_SINGULAR(x)) || MPFR_UNLIKELY(MPFR_IS_SINGULAR(y))) -#define MPFR_IS_POWER_OF_2(x) \ - (mpfr_cmp_ui_2exp ((x), 1, MPFR_GET_EXP (x) - 1) == 0) +#define MPFR_ARE_SINGULAR_OR_UBF(x,y) \ + (MPFR_UNLIKELY(MPFR_IS_SINGULAR_OR_UBF(x)) || \ + MPFR_UNLIKELY(MPFR_IS_SINGULAR_OR_UBF(y))) /****************************************************** - ********************* Sign Macros ******************** + ******************** Sign macros ******************* ******************************************************/ +/* These are sign macros for MPFR numbers only. */ + #define MPFR_SIGN_POS (1) #define MPFR_SIGN_NEG (-1) -#define MPFR_IS_STRICTPOS(x) (MPFR_NOTZERO((x)) && MPFR_SIGN(x) > 0) -#define MPFR_IS_STRICTNEG(x) (MPFR_NOTZERO((x)) && MPFR_SIGN(x) < 0) +#define MPFR_IS_STRICTPOS(x) (MPFR_NOTZERO (x) && MPFR_IS_POS (x)) +#define MPFR_IS_STRICTNEG(x) (MPFR_NOTZERO (x) && MPFR_IS_NEG (x)) #define MPFR_IS_NEG(x) (MPFR_SIGN(x) < 0) #define MPFR_IS_POS(x) (MPFR_SIGN(x) > 0) @@ -867,9 +1016,8 @@ typedef intmax_t mpfr_eexp_t; #define MPFR_INT_SIGN(x) MPFR_FROM_SIGN_TO_INT(MPFR_SIGN(x)) - /****************************************************** - ***************** Ternary Value Macros *************** + *************** Ternary value macros *************** ******************************************************/ /* Special inexact value */ @@ -886,22 +1034,18 @@ typedef intmax_t mpfr_eexp_t; (I) != 0 ? ((__gmpfr_flags |= MPFR_FLAGS_INEXACT), (I)) : 0 #define MPFR_RET_NAN return (__gmpfr_flags |= MPFR_FLAGS_NAN), 0 -#define MPFR_SET_ERANGE() (__gmpfr_flags |= MPFR_FLAGS_ERANGE) - -#define SIGN(I) ((I) < 0 ? -1 : (I) > 0) -#define SAME_SIGN(I1,I2) (SIGN (I1) == SIGN (I2)) - +/* Sign of a native value. */ +#define VSIGN(I) ((I) < 0 ? -1 : (I) > 0) +#define SAME_SIGN(I1,I2) (VSIGN (I1) == VSIGN (I2)) /****************************************************** - ************** Rounding mode macros ***************** + *************** Rounding mode macros *************** ******************************************************/ /* MPFR_RND_MAX gives the number of supported rounding modes by all functions. - * Once faithful rounding is implemented, MPFR_RNDA should be changed - * to MPFR_RNDF. But this will also require more changes in the tests. */ -#define MPFR_RND_MAX ((mpfr_rnd_t)((MPFR_RNDA)+1)) +#define MPFR_RND_MAX ((mpfr_rnd_t)((MPFR_RNDF)+1)) /* We want to test this : * (rnd == MPFR_RNDU && test) || (rnd == RNDD && !test) @@ -910,9 +1054,12 @@ typedef intmax_t mpfr_eexp_t; (((rnd) + (test)) == MPFR_RNDD) /* We want to test if rnd = Zero, or Away. - 'test' is 1 if negative, and 0 if positive. */ -#define MPFR_IS_LIKE_RNDZ(rnd, test) \ - ((rnd) == MPFR_RNDZ || MPFR_IS_RNDUTEST_OR_RNDDNOTTEST (rnd, test)) + 'neg' is 1 if negative, and 0 if positive. */ +#define MPFR_IS_LIKE_RNDZ(rnd, neg) \ + ((rnd) == MPFR_RNDZ || MPFR_IS_RNDUTEST_OR_RNDDNOTTEST (rnd, neg)) + +#define MPFR_IS_LIKE_RNDA(rnd, neg) \ + ((rnd) == MPFR_RNDA || MPFR_IS_RNDUTEST_OR_RNDDNOTTEST (rnd, (neg) == 0)) #define MPFR_IS_LIKE_RNDU(rnd, sign) \ (((rnd) == MPFR_RNDU) || \ @@ -947,53 +1094,58 @@ typedef intmax_t mpfr_eexp_t; /****************************************************** - ******************* Limb Macros ********************** + ****************** Limb macros ********************* ******************************************************/ - /* Definition of MPFR_LIMB_HIGHBIT */ -#if defined(GMP_LIMB_HIGHBIT) -# define MPFR_LIMB_HIGHBIT GMP_LIMB_HIGHBIT -#elif defined(MP_LIMB_T_HIGHBIT) -# define MPFR_LIMB_HIGHBIT MP_LIMB_T_HIGHBIT -#else -# error "Neither GMP_LIMB_HIGHBIT nor MP_LIMB_T_HIGHBIT defined in GMP" -#endif +/* Definition of simple mp_limb_t constants */ +#define MPFR_LIMB_ZERO ((mp_limb_t) 0) +#define MPFR_LIMB_ONE ((mp_limb_t) 1) +#define MPFR_LIMB_HIGHBIT (MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1)) +#define MPFR_LIMB_MAX ((mp_limb_t) -1) /* Mask to get the Most Significant Bit of a limb */ -#define MPFR_LIMB_MSB(l) ((l)&MPFR_LIMB_HIGHBIT) - -/* Definition of MPFR_LIMB_ONE & MPFR_LIMB_ZERO */ -#ifdef CNST_LIMB -# define MPFR_LIMB_ONE CNST_LIMB(1) -# define MPFR_LIMB_ZERO CNST_LIMB(0) -#else -# define MPFR_LIMB_ONE ((mp_limb_t) 1L) -# define MPFR_LIMB_ZERO ((mp_limb_t) 0L) -#endif +#define MPFR_LIMB_MSB(l) ((l) & MPFR_LIMB_HIGHBIT) /* Mask for the low 's' bits of a limb */ -#define MPFR_LIMB_MASK(s) ((MPFR_LIMB_ONE<<(s))-MPFR_LIMB_ONE) - +#define MPFR_LIMB_MASK(s) ((MPFR_LIMB_ONE << (s)) - MPFR_LIMB_ONE) /****************************************************** - ********************** Memory ************************ + ********************** Memory ********************** ******************************************************/ -/* Heap Memory gestion */ +#define MPFR_BYTES_PER_MP_LIMB (GMP_NUMB_BITS/CHAR_BIT) + +/* Heap memory handling + -------------------- + Memory allocated for a significand (mantissa) has the following + format: + * A mp_size_t in a mpfr_size_limb_t union (see below). + * An array of mp_limb_t (not all of them are necessarily used, + as the precision can change without a reallocation). + The goal of the mpfr_size_limb_t union is to make sure that + size and alignment requirements are satisfied if mp_size_t and + mp_limb_t have different sizes and/or alignment requirements. + Moreover, pointer conversions are not fully specified by the + C standard, and the use of a union (and the double casts below) + might help even if mp_size_t and mp_limb_t have the same size + and the same alignment requirements. Still, there is currently + no guarantee that this code is portable. Note that union members + are not used at all. +*/ typedef union { mp_size_t s; mp_limb_t l; } mpfr_size_limb_t; #define MPFR_GET_ALLOC_SIZE(x) \ - ( ((mp_size_t*) MPFR_MANT(x))[-1] + 0) + (((mp_size_t *) (mpfr_size_limb_t *) MPFR_MANT(x))[-1] + 0) #define MPFR_SET_ALLOC_SIZE(x, n) \ - ( ((mp_size_t*) MPFR_MANT(x))[-1] = n) + (((mp_size_t *) (mpfr_size_limb_t *) MPFR_MANT(x))[-1] = (n)) #define MPFR_MALLOC_SIZE(s) \ - ( sizeof(mpfr_size_limb_t) + MPFR_BYTES_PER_MP_LIMB * ((size_t) s) ) + (sizeof(mpfr_size_limb_t) + MPFR_BYTES_PER_MP_LIMB * (size_t) (s)) #define MPFR_SET_MANT_PTR(x,p) \ - (MPFR_MANT(x) = (mp_limb_t*) ((mpfr_size_limb_t*) p + 1)) + (MPFR_MANT(x) = (mp_limb_t *) ((mpfr_size_limb_t *) (p) + 1)) #define MPFR_GET_REAL_PTR(x) \ - ((mp_limb_t*) ((mpfr_size_limb_t*) MPFR_MANT(x) - 1)) + ((mp_limb_t *) ((mpfr_size_limb_t *) MPFR_MANT(x) - 1)) -/* Temporary memory gestion */ +/* Temporary memory handling */ #ifndef TMP_SALLOC /* GMP 4.1.x or below or internals */ #define MPFR_TMP_DECL TMP_DECL @@ -1007,19 +1159,6 @@ typedef union { mp_size_t s; mp_limb_t l; } mpfr_size_limb_t; #define MPFR_TMP_FREE(x) TMP_FREE #endif -/* This code is experimental: don't use it */ -#ifdef MPFR_USE_OWN_MPFR_TMP_ALLOC -extern unsigned char *mpfr_stack; -#undef MPFR_TMP_DECL -#undef MPFR_TMP_MARK -#undef MPFR_TMP_ALLOC -#undef MPFR_TMP_FREE -#define MPFR_TMP_DECL(_x) unsigned char *(_x) -#define MPFR_TMP_MARK(_x) ((_x) = mpfr_stack) -#define MPFR_TMP_ALLOC(_s) (mpfr_stack += (_s), mpfr_stack - (_s)) -#define MPFR_TMP_FREE(_x) (mpfr_stack = (_x)) -#endif - #define MPFR_TMP_LIMBS_ALLOC(N) \ ((mp_limb_t *) MPFR_TMP_ALLOC ((size_t) (N) * MPFR_BYTES_PER_MP_LIMB)) @@ -1042,52 +1181,132 @@ extern unsigned char *mpfr_stack; MPFR_SET_POS(d), \ MPFR_EXP(d) = MPFR_EXP(s)) +#define MPFR_TMP_INIT_NEG(d, s) \ + ( MPFR_PREC(d) = MPFR_PREC(s), \ + MPFR_MANT(d) = MPFR_MANT(s), \ + MPFR_SET_OPPOSITE_SIGN(d,s), \ + MPFR_EXP(d) = MPFR_EXP(s)) /****************************************************** - ***************** Cache macros ********************** + ******************* Cache macros ******************* ******************************************************/ +/* Cache struct */ #define mpfr_const_pi(_d,_r) mpfr_cache(_d, __gmpfr_cache_const_pi,_r) #define mpfr_const_log2(_d,_r) mpfr_cache(_d, __gmpfr_cache_const_log2, _r) #define mpfr_const_euler(_d,_r) mpfr_cache(_d, __gmpfr_cache_const_euler, _r) #define mpfr_const_catalan(_d,_r) mpfr_cache(_d,__gmpfr_cache_const_catalan,_r) +/* Declare a global cache for a MPFR constant. + If the shared cache is enabled, and if the constructor/destructor + attributes are available, we need to initialize the shared lock of + the cache with a constructor. It is the goal of the macro + MPFR_DEFERRED_INIT_MASTER_DECL. + FIXME: When MPFR is built with shared cache, the field "lock" is + not explicitly initialized, which can yield a warning, e.g. with + GCC's -Wmissing-field-initializers (and an error with -Werror). + Since one does not know what is behind the associated typedef name, + one cannot provide an explicit initialization for such a type. Two + possible solutions: + 1. Encapsulate the type in a structure or a union and use the + universal zero initializer: { 0 } + But: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80454 + 2. Use designated initializers when supported. But this needs a + configure test. +*/ #define MPFR_DECL_INIT_CACHE(_cache,_func) \ - MPFR_THREAD_ATTR mpfr_cache_t _cache = \ - {{{{0,MPFR_SIGN_POS,0,(mp_limb_t*)0}},0,_func}}; \ + MPFR_DEFERRED_INIT_MASTER_DECL(_func, \ + MPFR_LOCK_INIT( (_cache)->lock), \ + MPFR_LOCK_CLEAR((_cache)->lock)) \ + MPFR_CACHE_ATTR mpfr_cache_t _cache = {{ \ + {{ 0, MPFR_SIGN_POS, 0, (mp_limb_t *) 0 }}, 0, _func \ + MPFR_DEFERRED_INIT_SLAVE_VALUE(_func) \ + }}; \ MPFR_MAKE_VARFCT (mpfr_cache_t,_cache) - - /****************************************************** - ******************* Threshold *********************** + *************** Threshold parameters *************** ******************************************************/ #include "mparam.h" + /****************************************************** - ***************** Useful macros ********************* + ****************** Useful macros ******************* ******************************************************/ /* Theses macros help the compiler to determine if a test is likely or unlikely. The !! is necessary in case x is larger than a long. */ -#if __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) -# define MPFR_LIKELY(x) (__builtin_expect(!!(x),1)) -# define MPFR_UNLIKELY(x) (__builtin_expect(!!(x),0)) +#if defined MPFR_DEBUG_PREDICTION && __MPFR_GNUC(3,0) + +/* Code to debug branch prediction, based on Ulrich Drepper's paper + * "What Every Programmer Should Know About Memory": + * http://people.freebsd.org/~lstewart/articles/cpumemory.pdf + */ +asm (".section predict_data, \"aw\"; .previous\n" + ".section predict_line, \"a\"; .previous\n" + ".section predict_file, \"a\"; .previous"); +# if defined __x86_64__ +# define MPFR_DEBUGPRED__(e,E) \ + ({ long _e = !!(e); \ + asm volatile (".pushsection predict_data\n" \ + "..predictcnt%=: .quad 0; .quad 0\n" \ + ".section predict_line; .quad %c1\n" \ + ".section predict_file; .quad %c2; .popsection\n" \ + "addq $1,..predictcnt%=(,%0,8)" \ + : : "r" (_e == E), "i" (__LINE__), "i" (__FILE__)); \ + __builtin_expect (_e, E); \ + }) +# elif defined __i386__ +# define MPFR_DEBUGPRED__(e,E) \ + ({ long _e = !!(e); \ + asm volatile (".pushsection predict_data\n" \ + "..predictcnt%=: .long 0; .long 0\n" \ + ".section predict_line; .long %c1\n" \ + ".section predict_file; .long %c2; .popsection\n" \ + "incl ..predictcnt%=(,%0,4)" \ + : : "r" (_e == E), "i" (__LINE__), "i" (__FILE__)); \ + __builtin_expect (_e, E); \ + }) +# else +# error "MPFR_DEBUGPRED__ definition missing" +# endif + +# define MPFR_LIKELY(x) MPFR_DEBUGPRED__ ((x), 1) +# define MPFR_UNLIKELY(x) MPFR_DEBUGPRED__ ((x), 0) + +#elif __MPFR_GNUC(3,0) || __MPFR_ICC(8,1,0) + +# define MPFR_LIKELY(x) (__builtin_expect(!!(x), 1)) +# define MPFR_UNLIKELY(x) (__builtin_expect(!!(x), 0)) + #else + # define MPFR_LIKELY(x) (x) # define MPFR_UNLIKELY(x) (x) + #endif /* Declare that some variable is initialized before being used (without a dummy initialization) in order to avoid some compiler warnings. Use the - VAR = VAR trick (see http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36296) - only with gcc as this is undefined behavior, and we don't know what - other compilers do (they may also be smarter). This trick could be - disabled with future gcc versions. */ -#if defined(__GNUC__) + VAR = VAR trick (see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36296#c3) + only with gcc as this is undefined behavior, and we don't know what other + compilers do (they may also be smarter). This self-initialization trick + could be disabled with future gcc versions. + However, for clang (which defines __GNUC__), this trick must not be used + as it currently generates a warning, at least with: + Debian clang version 3.0-6.2 (tags/RELEASE_30/final) (based on LLVM 3.0) + __VERSION__ "4.2.1 Compatible Debian Clang 3.0 (tags/RELEASE_30/final)" + __clang__ 1 + __clang_major__ 3 + __clang_minor__ 0 + __clang_patchlevel__ 0 + __clang_version__ "3.0 (tags/RELEASE_30/final)" + (see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=705583 for this + problem with clang). */ +#if defined(__GNUC__) && !defined(__clang__) # define INITIALIZED(VAR) VAR = VAR #else # define INITIALIZED(VAR) VAR @@ -1099,6 +1318,16 @@ extern unsigned char *mpfr_stack; * Computes ceil(log2(x)) only for x integer (unsigned long) * Undefined if x is 0 */ #if __MPFR_GNUC(2,95) || __MPFR_ICC(8,1,0) +/* Note: This macro MPFR_INT_CEIL_LOG2 shouldn't be used in an MPFR_ASSERT* + macro, either directly or indirectly via other macros, otherwise it can + yield an error due to a too large stringized expression in ASSERT_FAIL. + A static inline function could be a better solution than this macro. */ +/* FIXME: The current code assumes that x fits in an unsigned long + (used by __gmpfr_int_ceil_log2) while MPFR_INT_CEIL_LOG2 is used on + values that might be larger than ULONG_MAX on some platforms and/or + with some build options; a loop could be used if x > ULONG_MAX. If + the type of x is <= unsigned long, then no additional code will be + generated thanks to obvious compiler optimization. */ # define MPFR_INT_CEIL_LOG2(x) \ (MPFR_UNLIKELY ((x) == 1) ? 0 : \ __extension__ ({ int _b; mp_limb_t _limb; \ @@ -1108,7 +1337,8 @@ extern unsigned char *mpfr_stack; count_leading_zeros (_b, _limb); \ (GMP_NUMB_BITS - _b); })) #else -# define MPFR_INT_CEIL_LOG2(x) (__gmpfr_int_ceil_log2(x)) +# define MPFR_INT_CEIL_LOG2(x) \ + (MPFR_ASSERTN (x <= ULONG_MAX), __gmpfr_int_ceil_log2(x)) #endif /* Add two integers with overflow handling */ @@ -1167,23 +1397,20 @@ do { \ } \ while (0) -/* Use it only for debug reasons */ -/* MPFR_TRACE (operation) : execute operation iff DEBUG flag is set */ -/* MPFR_DUMP (x) : print x (a mpfr_t) on stdout */ -#ifdef DEBUG -# define MPFR_TRACE(x) x -#else -# define MPFR_TRACE(x) (void) 0 -#endif -#define MPFR_DUMP(x) ( printf(#x"="), mpfr_dump(x) ) - /* Test if X (positive) is a power of 2 */ #define IS_POW2(X) (((X) & ((X) - 1)) == 0) #define NOT_POW2(X) (((X) & ((X) - 1)) != 0) -/* Safe absolute value (to avoid possible integer overflow) */ +/* Safe absolute value and difference (to avoid possible integer overflow) */ /* type is the target (unsigned) type */ #define SAFE_ABS(type,x) ((x) >= 0 ? (type)(x) : -(type)(x)) +#define SAFE_DIFF(type,x,y) (MPFR_ASSERTD((x) >= (y)), (type)(x) - (type)(y)) + +/* Check whether an integer type (after integer promotion) is signed. + This can be determined at compilation time, but unfortunately this + is not a constant expression, so that this cannot be used for a + static assertion. */ +#define IS_SIGNED(X) ((X) * 0 - 1 < 0) #define mpfr_get_d1(x) mpfr_get_d(x,__gmpfr_default_rounding_mode) @@ -1194,8 +1421,9 @@ do { \ mp_size_t _size; \ MPFR_ASSERTD (mpz_sgn (z) != 0); \ _size = ABSIZ(z); \ + MPFR_ASSERTD (_size >= 1); \ count_leading_zeros (_cnt, PTR(z)[_size-1]); \ - (r) = _size * GMP_NUMB_BITS - _cnt; \ + (r) = _size * GMP_NUMB_BITS - _cnt; \ } while (0) /* MPFR_LCONV_DPTS can also be forced to 0 or 1 by the user. */ @@ -1250,9 +1478,15 @@ do { \ MPFR_MANT(y) = MPFR_MANT(x); \ } while (0) +/* Size of an array, as a constant expression. */ +#define numberof_const(x) (sizeof (x) / sizeof ((x)[0])) + +/* Addition with carry (detected by GCC and other good compilers). */ +#define ADD_LIMB(u,v,c) ((u) += (v), (c) = (u) < (v)) + /****************************************************** - ************** Save exponent macros **************** + ************ Save exponent/flags macros ************ ******************************************************/ /* See README.dev for details on how to use the macros. @@ -1260,7 +1494,7 @@ do { \ temporarily */ typedef struct { - unsigned int saved_flags; + mpfr_flags_t saved_flags; mpfr_exp_t saved_emin; mpfr_exp_t saved_emax; } mpfr_save_expo_t; @@ -1285,13 +1519,13 @@ typedef struct { /* Speed up final checking */ #define mpfr_check_range(x,t,r) \ - (MPFR_LIKELY (MPFR_EXP (x) >= __gmpfr_emin && MPFR_EXP (x) <= __gmpfr_emax) \ - ? ((t) ? (__gmpfr_flags |= MPFR_FLAGS_INEXACT, (t)) : 0) \ - : mpfr_check_range(x,t,r)) + (MPFR_LIKELY (MPFR_EXP_IN_RANGE (MPFR_EXP (x))) \ + ? ((t) ? (__gmpfr_flags |= MPFR_FLAGS_INEXACT, (t)) : 0) \ + : mpfr_check_range(x,t,r)) /****************************************************** - ***************** Inline Rounding ******************* + ***************** Inline rounding ****************** ******************************************************/ /* @@ -1305,6 +1539,10 @@ typedef struct { * In rounding to nearest mode, execute MIDDLE_HANDLER when the value * is the middle of two consecutive numbers in dest precision. * Execute OVERFLOW_HANDLER in case of overflow when rounding. + * + * Note: the exponent field of dest is not used, possibly except by the + * handlers. It is the caller (via the handlers) who entirely decides + * how to handle it. */ #define MPFR_RNDRAW_GEN(inexact, dest, srcp, sprec, rnd, sign, \ MIDDLE_HANDLER, OVERFLOW_HANDLER) \ @@ -1316,6 +1554,8 @@ typedef struct { /* Check Trivial Case when Dest Mantissa has more bits than source */ \ _srcprec = (sprec); \ _destprec = MPFR_PREC (dest); \ + MPFR_ASSERTD (_srcprec >= MPFR_PREC_MIN); \ + MPFR_ASSERTD (_destprec >= MPFR_PREC_MIN); \ _destp = MPFR_MANT (dest); \ if (MPFR_UNLIKELY (_destprec >= _srcprec)) \ { \ @@ -1352,9 +1592,8 @@ typedef struct { _mask = MPFR_LIMB_ONE << (_sh - 1); \ _rb = _sp[0] & _mask; \ _sb = _sp[0] & (_mask - 1); \ - if (MPFR_UNLIKELY (_sb == 0) && \ - ((rnd) == MPFR_RNDN || _rb == 0)) \ - { /* TODO: Improve it */ \ + if ((rnd) == MPFR_RNDN || _rb == 0) \ + { \ mp_limb_t *_tmp; \ mp_size_t _n; \ for (_tmp = _sp, _n = _srcs - _dests ; \ @@ -1369,8 +1608,7 @@ typedef struct { /* Compute Rounding Bit and Sticky Bit - see note above */ \ _rb = _sp[-1] & MPFR_LIMB_HIGHBIT; \ _sb = _sp[-1] & (MPFR_LIMB_HIGHBIT-1); \ - if (MPFR_UNLIKELY (_sb == 0) && \ - ((rnd) == MPFR_RNDN || _rb == 0)) \ + if ((rnd) == MPFR_RNDN || _rb == 0) \ { \ mp_limb_t *_tmp; \ mp_size_t _n; \ @@ -1381,7 +1619,12 @@ typedef struct { _ulp = MPFR_LIMB_ONE; \ } \ /* Rounding */ \ - if (MPFR_LIKELY (rnd == MPFR_RNDN)) \ + if (rnd == MPFR_RNDF) \ + { \ + inexact = 0; \ + goto trunc_doit; \ + } \ + else if (rnd == MPFR_RNDN) \ { \ if (_rb == 0) \ { \ @@ -1412,8 +1655,7 @@ typedef struct { } \ else \ { /* Directed rounding mode */ \ - if (MPFR_LIKELY (MPFR_IS_LIKE_RNDZ (rnd, \ - MPFR_IS_NEG_SIGN (sign)))) \ + if (MPFR_IS_LIKE_RNDZ (rnd, MPFR_IS_NEG_SIGN (sign))) \ goto trunc; \ else if (MPFR_UNLIKELY ((_sb | _rb) == 0)) \ { \ @@ -1472,10 +1714,10 @@ typedef struct { /* Copy the sign and the significand, and handle the exponent in exp. */ #define MPFR_SETRAW(inexact,dest,src,exp,rnd) \ - if (MPFR_UNLIKELY (dest != src)) \ + if (dest != src) \ { \ MPFR_SET_SIGN (dest, MPFR_SIGN (src)); \ - if (MPFR_LIKELY (MPFR_PREC (dest) == MPFR_PREC (src))) \ + if (MPFR_PREC (dest) == MPFR_PREC (src)) \ { \ MPN_COPY (MPFR_MANT (dest), MPFR_MANT (src), \ MPFR_LIMB_SIZE (src)); \ @@ -1547,7 +1789,7 @@ typedef struct { if (MPFR_UNLIKELY (_err > MPFR_PREC (_y) + 1)) \ { \ int _inexact; \ - mpfr_clear_flags (); \ + MPFR_CLEAR_FLAGS (); \ _inexact = mpfr_round_near_x (_y,(v),_err,(dir),(rnd)); \ if (_inexact != 0) \ { \ @@ -1560,15 +1802,31 @@ typedef struct { } \ } while (0) + /****************************************************** - *************** Ziv Loop Macro ********************* + ***************** Ziv loop macros ****************** ******************************************************/ +/* To safely increase some precision, detecting integer overflows. + This macro is particularly useful when determining the initial + working precision before Ziv's loop. P is a precision, X is an + arbitrary nonnegative integer. + Note: On 2012-02-23, the MPFR_PREC_MAX value has been decreased + by 256 from the maximum value representable in the mpfr_prec_t + type, in order to avoid some integer overflows when this macro + is not used (if the result is larger than MPFR_PREC_MAX, this + should be detected with a later assertion, e.g. in mpfr_init2). + But this change is mainly for existing code that has not been + updated yet. So, it is advised to always use MPFR_ADD_PREC if + the result can be larger than MPFR_PREC_MAX. */ +#define MPFR_ADD_PREC(P,X) \ + (MPFR_ASSERTN ((X) <= MPFR_PREC_MAX - (P)), (P) + (X)) + #ifndef MPFR_USE_LOGGING #define MPFR_ZIV_DECL(_x) mpfr_prec_t _x #define MPFR_ZIV_INIT(_x, _p) (_x) = GMP_NUMB_BITS -#define MPFR_ZIV_NEXT(_x, _p) ((_p) += (_x), (_x) = (_p)/2) +#define MPFR_ZIV_NEXT(_x, _p) ((_p) = MPFR_ADD_PREC (_p, _x), (_x) = (_p)/2) #define MPFR_ZIV_FREE(x) #else @@ -1594,11 +1852,15 @@ typedef struct { static const char *_x ## _fname = __func__; \ auto void __attribute__ ((destructor)) x ## _f (void); \ void __attribute__ ((destructor)) x ## _f (void) { \ - if (_x ## _loop != 0 && (MPFR_LOG_STAT_F & mpfr_log_type)) \ + if (_x ## _loop != 0 && (MPFR_LOG_STAT_F & mpfr_log_type)) { \ fprintf (mpfr_log_file, \ "%s: Ziv failed %2.2f%% (%lu bad cases / %lu calls)\n", \ _x ## _fname, (double) 100.0 * _x ## _bad / _x ## _loop, \ - _x ## _bad, _x ## _loop ); } + _x ## _bad, _x ## _loop ); \ + if (mpfr_log_flush) \ + fflush (mpfr_log_file); \ + } \ + } #define MPFR_ZIV_INIT(_x, _p) \ do \ @@ -1606,43 +1868,36 @@ typedef struct { (_x) = GMP_NUMB_BITS; \ if (mpfr_log_level >= 0) \ _x ## _loop ++; \ - if ((MPFR_LOG_BADCASE_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s:ZIV 1st prec=%Pd\n", \ - __func__, (mpfr_prec_t) (_p)); \ + LOG_PRINT (MPFR_LOG_BADCASE_F, "%s:ZIV 1st prec=%Pd\n", \ + __func__, (mpfr_prec_t) (_p)); \ } \ while (0) #define MPFR_ZIV_NEXT(_x, _p) \ do \ { \ - (_p) += (_x); \ + (_p) = MPFR_ADD_PREC (_p, _x); \ (_x) = (_p) / 2; \ if (mpfr_log_level >= 0) \ _x ## _bad += (_x ## _cpt == 1); \ _x ## _cpt ++; \ - if ((MPFR_LOG_BADCASE_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s:ZIV new prec=%Pd\n", \ - __func__, (mpfr_prec_t) (_p)); \ + LOG_PRINT (MPFR_LOG_BADCASE_F, "%s:ZIV new prec=%Pd\n", \ + __func__, (mpfr_prec_t) (_p)); \ } \ while (0) #define MPFR_ZIV_FREE(_x) \ do \ - { \ - if ((MPFR_LOG_BADCASE_F & mpfr_log_type) && _x ## _cpt > 1 && \ - (mpfr_log_current <= mpfr_log_level)) \ - fprintf (mpfr_log_file, "%s:ZIV %d loops\n", \ + if (_x ## _cpt > 1) \ + LOG_PRINT (MPFR_LOG_BADCASE_F, "%s:ZIV %d loops\n", \ __func__, _x ## _cpt); \ - } \ while (0) #endif /****************************************************** - *************** Logging Macros ********************* + ****************** Logging macros ****************** ******************************************************/ /* The different kind of LOG */ @@ -1669,6 +1924,7 @@ extern "C" { #endif __MPFR_DECLSPEC extern FILE *mpfr_log_file; +__MPFR_DECLSPEC extern int mpfr_log_flush; __MPFR_DECLSPEC extern int mpfr_log_type; __MPFR_DECLSPEC extern int mpfr_log_level; __MPFR_DECLSPEC extern int mpfr_log_current; @@ -1680,41 +1936,34 @@ __MPFR_DECLSPEC extern mpfr_prec_t mpfr_log_prec; /* LOG_PRINT calls mpfr_fprintf on mpfr_log_file with logging disabled (recursive logging is not wanted and freezes MPFR). */ -#define LOG_PRINT(format, ...) \ +#define LOG_PRINT(type, format, ...) \ do \ - { \ - int old_level = mpfr_log_level; \ - mpfr_log_level = -1; /* disable logging in mpfr_fprintf */ \ - __gmpfr_cache_const_pi = __gmpfr_logging_pi; \ - __gmpfr_cache_const_log2 = __gmpfr_logging_log2; \ - mpfr_fprintf (mpfr_log_file, format, __VA_ARGS__); \ - mpfr_log_level = old_level; \ - __gmpfr_cache_const_pi = __gmpfr_normal_pi; \ - __gmpfr_cache_const_log2 = __gmpfr_normal_log2; \ - } \ + if ((mpfr_log_type & (type)) && mpfr_log_current <= mpfr_log_level) \ + { \ + int old_level = mpfr_log_level; \ + mpfr_log_level = -1; /* disable logging in mpfr_fprintf */ \ + __gmpfr_cache_const_pi = __gmpfr_logging_pi; \ + __gmpfr_cache_const_log2 = __gmpfr_logging_log2; \ + mpfr_fprintf (mpfr_log_file, format, __VA_ARGS__); \ + if (mpfr_log_flush) \ + fflush (mpfr_log_file); \ + mpfr_log_level = old_level; \ + __gmpfr_cache_const_pi = __gmpfr_normal_pi; \ + __gmpfr_cache_const_log2 = __gmpfr_normal_log2; \ + } \ while (0) #define MPFR_LOG_VAR(x) \ - do \ - if ((MPFR_LOG_INTERNAL_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s.%d:%s[%#Pu]=%.*Rg\n", __func__, __LINE__, \ - #x, mpfr_get_prec (x), mpfr_log_prec, x); \ - while (0) + LOG_PRINT (MPFR_LOG_INTERNAL_F, "%s.%d:%s[%#Pu]=%.*Rg\n", __func__, \ + __LINE__, #x, mpfr_get_prec (x), mpfr_log_prec, x) #define MPFR_LOG_MSG2(format, ...) \ - do \ - if ((MPFR_LOG_MSG_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s.%d: "format, __func__, __LINE__, __VA_ARGS__); \ - while (0) + LOG_PRINT (MPFR_LOG_MSG_F, "%s.%d: "format, __func__, __LINE__, __VA_ARGS__) #define MPFR_LOG_MSG(x) MPFR_LOG_MSG2 x #define MPFR_LOG_BEGIN2(format, ...) \ mpfr_log_current ++; \ - if ((MPFR_LOG_INPUT_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s:IN "format"\n", __func__, __VA_ARGS__); \ + LOG_PRINT (MPFR_LOG_INPUT_F, "%s:IN "format"\n", __func__, __VA_ARGS__); \ if ((MPFR_LOG_TIME_F & mpfr_log_type) && \ (mpfr_log_current <= mpfr_log_level)) \ __gmpfr_log_time = mpfr_get_cputime (); @@ -1723,13 +1972,10 @@ __MPFR_DECLSPEC extern mpfr_prec_t mpfr_log_prec; MPFR_LOG_BEGIN2 x #define MPFR_LOG_END2(format, ...) \ - if ((MPFR_LOG_TIME_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - fprintf (mpfr_log_file, "%s:TIM %dms\n", __mpfr_log_fname, \ + LOG_PRINT (MPFR_LOG_TIME_F, "%s:TIM %dms\n", __mpfr_log_fname, \ mpfr_get_cputime () - __gmpfr_log_time); \ - if ((MPFR_LOG_OUTPUT_F & mpfr_log_type) && \ - (mpfr_log_current <= mpfr_log_level)) \ - LOG_PRINT ("%s:OUT "format"\n", __mpfr_log_fname, __VA_ARGS__); \ + LOG_PRINT (MPFR_LOG_OUTPUT_F, "%s:OUT "format"\n", __mpfr_log_fname, \ + __VA_ARGS__); \ mpfr_log_current --; #define MPFR_LOG_END(x) \ static const char *__mpfr_log_fname = __func__; \ @@ -1777,9 +2023,9 @@ struct mpfr_group_t { MPFR_LOG_MSG (("GROUP_CLEAR: ptr = 0x%lX, size = %lu\n", \ (unsigned long) (g).mant, \ (unsigned long) (g).alloc)); \ - if (MPFR_UNLIKELY ((g).alloc != 0)) { \ + if ((g).alloc != 0) { \ MPFR_ASSERTD ((g).mant != (g).tab); \ - (*__gmp_free_func) ((g).mant, (g).alloc); \ + mpfr_free_func ((g).mant, (g).alloc); \ }} while (0) #define MPFR_GROUP_INIT_TEMPLATE(g, prec, num, handler) do { \ @@ -1789,10 +2035,10 @@ struct mpfr_group_t { if (MPFR_UNLIKELY (_prec > MPFR_PREC_MAX)) \ mpfr_abort_prec_max (); \ _size = MPFR_PREC2LIMBS (_prec); \ - if (MPFR_UNLIKELY (_size * (num) > MPFR_GROUP_STATIC_SIZE)) \ + if (_size * (num) > MPFR_GROUP_STATIC_SIZE) \ { \ (g).alloc = (num) * _size * sizeof (mp_limb_t); \ - (g).mant = (mp_limb_t *) (*__gmp_allocate_func) ((g).alloc); \ + (g).mant = (mp_limb_t *) mpfr_allocate_func ((g).alloc); \ } \ else \ { \ @@ -1841,11 +2087,11 @@ struct mpfr_group_t { mpfr_abort_prec_max (); \ _size = MPFR_PREC2LIMBS (_prec); \ (g).alloc = (num) * _size * sizeof (mp_limb_t); \ - if (MPFR_LIKELY (_oalloc == 0)) \ - (g).mant = (mp_limb_t *) (*__gmp_allocate_func) ((g).alloc); \ + if (_oalloc == 0) \ + (g).mant = (mp_limb_t *) mpfr_allocate_func ((g).alloc); \ else \ (g).mant = (mp_limb_t *) \ - (*__gmp_reallocate_func) ((g).mant, _oalloc, (g).alloc); \ + mpfr_reallocate_func ((g).mant, _oalloc, (g).alloc); \ MPFR_LOG_MSG (("GROUP_REPREC: newptr = 0x%lX, newsize = %lu\n", \ (unsigned long) (g).mant, (unsigned long) (g).alloc)); \ handler; \ @@ -1877,141 +2123,282 @@ struct mpfr_group_t { /****************************************************** - *************** Internal Functions ***************** + *************** Internal functions ***************** ******************************************************/ #if defined (__cplusplus) extern "C" { #endif -__MPFR_DECLSPEC int mpfr_underflow _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t, int)); -__MPFR_DECLSPEC int mpfr_overflow _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t, int)); +MPFR_COLD_FUNCTION_ATTR __MPFR_DECLSPEC int + mpfr_underflow (mpfr_ptr, mpfr_rnd_t, int); +MPFR_COLD_FUNCTION_ATTR __MPFR_DECLSPEC int + mpfr_overflow (mpfr_ptr, mpfr_rnd_t, int); -__MPFR_DECLSPEC int mpfr_add1 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub1 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_add1sp _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub1sp _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_can_round_raw _MPFR_PROTO ((const mp_limb_t *, - mp_size_t, int, mpfr_exp_t, mpfr_rnd_t, mpfr_rnd_t, mpfr_prec_t)); +__MPFR_DECLSPEC int mpfr_add1 (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub1 (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_add1sp (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub1sp (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_can_round_raw (const mp_limb_t *, + mp_size_t, int, mpfr_exp_t, mpfr_rnd_t, mpfr_rnd_t, mpfr_prec_t); -__MPFR_DECLSPEC int mpfr_cmp2 _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr, - mpfr_prec_t *)); +__MPFR_DECLSPEC int mpfr_set_1_2 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t, int); -__MPFR_DECLSPEC long __gmpfr_ceil_log2 _MPFR_PROTO ((double)); -__MPFR_DECLSPEC long __gmpfr_floor_log2 _MPFR_PROTO ((double)); -__MPFR_DECLSPEC double __gmpfr_ceil_exp2 _MPFR_PROTO ((double)); -__MPFR_DECLSPEC unsigned long __gmpfr_isqrt _MPFR_PROTO ((unsigned long)); -__MPFR_DECLSPEC unsigned long __gmpfr_cuberoot _MPFR_PROTO ((unsigned long)); -__MPFR_DECLSPEC int __gmpfr_int_ceil_log2 _MPFR_PROTO ((unsigned long)); +__MPFR_DECLSPEC int mpfr_cmp2 (mpfr_srcptr, mpfr_srcptr, mpfr_prec_t *); -__MPFR_DECLSPEC mpfr_exp_t mpfr_ceil_mul _MPFR_PROTO ((mpfr_exp_t, int, int)); +__MPFR_DECLSPEC long __gmpfr_ceil_log2 (double); +__MPFR_DECLSPEC long __gmpfr_floor_log2 (double); +__MPFR_DECLSPEC double __gmpfr_ceil_exp2 (double); +__MPFR_DECLSPEC unsigned long __gmpfr_isqrt (unsigned long); +__MPFR_DECLSPEC unsigned long __gmpfr_cuberoot (unsigned long); +__MPFR_DECLSPEC int __gmpfr_int_ceil_log2 (unsigned long); -__MPFR_DECLSPEC int mpfr_exp_2 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_exp_3 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_powerof2_raw _MPFR_PROTO ((mpfr_srcptr)); +__MPFR_DECLSPEC mpfr_exp_t mpfr_ceil_mul (mpfr_exp_t, int, int); + +__MPFR_DECLSPEC int mpfr_exp_2 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_exp_3 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_powerof2_raw (mpfr_srcptr); __MPFR_DECLSPEC int mpfr_powerof2_raw2 (const mp_limb_t *, mp_size_t); -__MPFR_DECLSPEC int mpfr_pow_general _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t, int, mpfr_save_expo_t *)); +__MPFR_DECLSPEC int mpfr_pow_general (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t, int, mpfr_save_expo_t *); -__MPFR_DECLSPEC void mpfr_setmax _MPFR_PROTO ((mpfr_ptr, mpfr_exp_t)); -__MPFR_DECLSPEC void mpfr_setmin _MPFR_PROTO ((mpfr_ptr, mpfr_exp_t)); +__MPFR_DECLSPEC void mpfr_setmax (mpfr_ptr, mpfr_exp_t); +__MPFR_DECLSPEC void mpfr_setmin (mpfr_ptr, mpfr_exp_t); -__MPFR_DECLSPEC long mpfr_mpn_exp _MPFR_PROTO ((mp_limb_t *, mpfr_exp_t *, int, - mpfr_exp_t, size_t)); +__MPFR_DECLSPEC long mpfr_mpn_exp (mp_limb_t *, mpfr_exp_t *, int, + mpfr_exp_t, size_t); #ifdef _MPFR_H_HAVE_FILE -__MPFR_DECLSPEC void mpfr_fprint_binary _MPFR_PROTO ((FILE *, mpfr_srcptr)); +__MPFR_DECLSPEC void mpfr_fdump (FILE *, mpfr_srcptr); #endif -__MPFR_DECLSPEC void mpfr_print_binary _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC void mpfr_print_mant_binary _MPFR_PROTO ((const char*, - const mp_limb_t*, mpfr_prec_t)); -__MPFR_DECLSPEC void mpfr_set_str_binary _MPFR_PROTO((mpfr_ptr, const char*)); - -__MPFR_DECLSPEC int mpfr_round_raw _MPFR_PROTO ((mp_limb_t *, - const mp_limb_t *, mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t, int *)); -__MPFR_DECLSPEC int mpfr_round_raw_2 _MPFR_PROTO ((const mp_limb_t *, - mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t)); +__MPFR_DECLSPEC void mpfr_print_mant_binary (const char*, const mp_limb_t*, + mpfr_prec_t); +__MPFR_DECLSPEC void mpfr_set_str_binary (mpfr_ptr, const char*); + +__MPFR_DECLSPEC int mpfr_round_raw (mp_limb_t *, + const mp_limb_t *, mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t, int *); +__MPFR_DECLSPEC int mpfr_round_raw_2 (const mp_limb_t *, mpfr_prec_t, int, + mpfr_prec_t, mpfr_rnd_t); /* No longer defined (see round_prec.c). Uncomment if it needs to be defined again. -__MPFR_DECLSPEC int mpfr_round_raw_3 _MPFR_PROTO ((const mp_limb_t *, - mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t, int *)); +__MPFR_DECLSPEC int mpfr_round_raw_3 (const mp_limb_t *, + mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t, int *); */ -__MPFR_DECLSPEC int mpfr_round_raw_4 _MPFR_PROTO ((mp_limb_t *, - const mp_limb_t *, mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t)); +__MPFR_DECLSPEC int mpfr_round_raw_4 (mp_limb_t *, + const mp_limb_t *, mpfr_prec_t, int, mpfr_prec_t, mpfr_rnd_t); #define mpfr_round_raw2(xp, xn, neg, r, prec) \ mpfr_round_raw_2((xp),(xn)*GMP_NUMB_BITS,(neg),(prec),(r)) -__MPFR_DECLSPEC int mpfr_check _MPFR_PROTO ((mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_sum_sort _MPFR_PROTO ((mpfr_srcptr *const, - unsigned long, mpfr_srcptr *, - mpfr_prec_t *)); +__MPFR_DECLSPEC int mpfr_check (mpfr_srcptr); -__MPFR_DECLSPEC int mpfr_get_cputime _MPFR_PROTO ((void)); +__MPFR_DECLSPEC int mpfr_get_cputime (void); -__MPFR_DECLSPEC void mpfr_nexttozero _MPFR_PROTO ((mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_nexttoinf _MPFR_PROTO ((mpfr_ptr)); +__MPFR_DECLSPEC void mpfr_nexttozero (mpfr_ptr); +__MPFR_DECLSPEC void mpfr_nexttoinf (mpfr_ptr); -__MPFR_DECLSPEC int mpfr_const_pi_internal _MPFR_PROTO ((mpfr_ptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_log2_internal _MPFR_PROTO((mpfr_ptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_euler_internal _MPFR_PROTO((mpfr_ptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_catalan_internal _MPFR_PROTO((mpfr_ptr, mpfr_rnd_t)); +__MPFR_DECLSPEC int mpfr_const_pi_internal (mpfr_ptr,mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_log2_internal (mpfr_ptr,mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_euler_internal (mpfr_ptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_catalan_internal (mpfr_ptr, mpfr_rnd_t); #if 0 -__MPFR_DECLSPEC void mpfr_init_cache _MPFR_PROTO ((mpfr_cache_t, - int(*)(mpfr_ptr,mpfr_rnd_t))); +__MPFR_DECLSPEC void mpfr_init_cache (mpfr_cache_t, + int(*)(mpfr_ptr,mpfr_rnd_t)); #endif -__MPFR_DECLSPEC void mpfr_clear_cache _MPFR_PROTO ((mpfr_cache_t)); -__MPFR_DECLSPEC int mpfr_cache _MPFR_PROTO ((mpfr_ptr, mpfr_cache_t, - mpfr_rnd_t)); +__MPFR_DECLSPEC void mpfr_clear_cache (mpfr_cache_t); +__MPFR_DECLSPEC int mpfr_cache (mpfr_ptr, mpfr_cache_t, mpfr_rnd_t); -__MPFR_DECLSPEC void mpfr_mulhigh_n _MPFR_PROTO ((mpfr_limb_ptr, - mpfr_limb_srcptr, mpfr_limb_srcptr, mp_size_t)); -__MPFR_DECLSPEC void mpfr_mullow_n _MPFR_PROTO ((mpfr_limb_ptr, - mpfr_limb_srcptr, mpfr_limb_srcptr, mp_size_t)); -__MPFR_DECLSPEC void mpfr_sqrhigh_n _MPFR_PROTO ((mpfr_limb_ptr, - mpfr_limb_srcptr, mp_size_t)); -__MPFR_DECLSPEC mp_limb_t mpfr_divhigh_n _MPFR_PROTO ((mpfr_limb_ptr, - mpfr_limb_ptr, mpfr_limb_ptr, mp_size_t)); +__MPFR_DECLSPEC void mpfr_mulhigh_n (mpfr_limb_ptr, mpfr_limb_srcptr, + mpfr_limb_srcptr, mp_size_t); +__MPFR_DECLSPEC void mpfr_mullow_n (mpfr_limb_ptr, mpfr_limb_srcptr, + mpfr_limb_srcptr, mp_size_t); +__MPFR_DECLSPEC void mpfr_sqrhigh_n (mpfr_limb_ptr, mpfr_limb_srcptr, + mp_size_t); +__MPFR_DECLSPEC mp_limb_t mpfr_divhigh_n (mpfr_limb_ptr, mpfr_limb_ptr, + mpfr_limb_ptr, mp_size_t); -__MPFR_DECLSPEC int mpfr_round_p _MPFR_PROTO ((mp_limb_t *, mp_size_t, - mpfr_exp_t, mpfr_prec_t)); +__MPFR_DECLSPEC int mpfr_round_p (mp_limb_t *, mp_size_t, mpfr_exp_t, + mpfr_prec_t); -__MPFR_DECLSPEC void mpfr_dump_mant _MPFR_PROTO ((const mp_limb_t *, - mpfr_prec_t, mpfr_prec_t, - mpfr_prec_t)); +__MPFR_DECLSPEC int mpfr_round_near_x (mpfr_ptr, mpfr_srcptr, mpfr_uexp_t, int, + mpfr_rnd_t); +__MPFR_DECLSPEC MPFR_COLD_FUNCTION_ATTR MPFR_NORETURN void + mpfr_abort_prec_max (void); -__MPFR_DECLSPEC int mpfr_round_near_x _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_uexp_t, int, - mpfr_rnd_t)); -__MPFR_DECLSPEC void mpfr_abort_prec_max _MPFR_PROTO ((void)) - MPFR_NORETURN_ATTR; +__MPFR_DECLSPEC void mpfr_rand_raw (mpfr_limb_ptr, gmp_randstate_t, + mpfr_prec_t); -__MPFR_DECLSPEC void mpfr_rand_raw _MPFR_PROTO((mpfr_limb_ptr, gmp_randstate_t, - mpfr_prec_t)); +__MPFR_DECLSPEC mpz_srcptr mpfr_bernoulli_cache (unsigned long); +__MPFR_DECLSPEC void mpfr_bernoulli_freecache (void); -__MPFR_DECLSPEC mpz_t* mpfr_bernoulli_internal _MPFR_PROTO((mpz_t*, - unsigned long)); +__MPFR_DECLSPEC int mpfr_sincos_fast (mpfr_t, mpfr_t, mpfr_srcptr, mpfr_rnd_t); -__MPFR_DECLSPEC int mpfr_sincos_fast _MPFR_PROTO((mpfr_t, mpfr_t, - mpfr_srcptr, mpfr_rnd_t)); +__MPFR_DECLSPEC double mpfr_scale2 (double, int); -__MPFR_DECLSPEC double mpfr_scale2 _MPFR_PROTO((double, int)); +__MPFR_DECLSPEC void mpfr_div_ui2 (mpfr_ptr, mpfr_srcptr, unsigned long, + unsigned long, mpfr_rnd_t); -__MPFR_DECLSPEC void mpfr_div_ui2 _MPFR_PROTO((mpfr_ptr, mpfr_srcptr, - unsigned long int, unsigned long int, - mpfr_rnd_t)); +__MPFR_DECLSPEC void mpfr_gamma_one_and_two_third (mpfr_ptr, mpfr_ptr, + mpfr_prec_t); -__MPFR_DECLSPEC void mpfr_gamma_one_and_two_third _MPFR_PROTO((mpfr_ptr, mpfr_ptr, mpfr_prec_t)); +__MPFR_DECLSPEC void mpfr_mpz_init (mpz_ptr); +__MPFR_DECLSPEC void mpfr_mpz_init2 (mpz_t, mp_bitcnt_t); +__MPFR_DECLSPEC void mpfr_mpz_clear (mpz_ptr); + +__MPFR_DECLSPEC int mpfr_odd_p (mpfr_srcptr); + +#ifdef _MPFR_H_HAVE_VA_LIST +/* Declared only if <stdarg.h> has been included. */ +__MPFR_DECLSPEC int mpfr_vasnprintf_aux (char**, char*, size_t, const char*, + va_list); +#endif + +#if defined (__cplusplus) +} +#endif + + +/***************************************************** + *************** Internal mpz_t pool *************** + *****************************************************/ + +/* don't use the mpz_t pool with mini-gmp */ +#ifdef MPFR_USE_MINI_GMP +# define MPFR_POOL_NENTRIES 0 +#endif + +#ifndef MPFR_POOL_NENTRIES +# define MPFR_POOL_NENTRIES 32 /* default number of entries of the pool */ +#endif + +#if MPFR_POOL_NENTRIES && !defined(MPFR_POOL_DONT_REDEFINE) +# undef mpz_init +# undef mpz_init2 +# undef mpz_clear +# undef mpz_init_set_ui +# undef mpz_init_set +# define mpz_init mpfr_mpz_init +# define mpz_init2 mpfr_mpz_init2 +# define mpz_clear mpfr_mpz_clear +# define mpz_init_set_ui(a,b) do { mpz_init (a); mpz_set_ui (a, b); } while (0) +# define mpz_init_set(a,b) do { mpz_init (a); mpz_set (a, b); } while (0) +#endif + + +/****************************************************** + ******** Compute LOG2(LOG2(MPFR_PREC_MAX)) ********* + ******************************************************/ + +#if _MPFR_PREC_FORMAT == 1 +# define MPFR_PREC_MAX_TEMP USHRT_MAX +#elif _MPFR_PREC_FORMAT == 2 +# define MPFR_PREC_MAX_TEMP UINT_MAX +#elif _MPFR_PREC_FORMAT == 3 +# define MPFR_PREC_MAX_TEMP ULONG_MAX +#else +# error "Invalid MPFR Prec format" +#endif + +/* Note: In the constants below, it is sufficient to use the suffix U. + * A large enough unsigned type will be chosen automatically, but the + * exact type doesn't matter here. + */ + +#if MPFR_PREC_MAX_TEMP == 255U +# define MPFR_PREC_BITS 8 +# define MPFR_LOG2_PREC_BITS 3 +#elif MPFR_PREC_MAX_TEMP == 65535U +# define MPFR_PREC_BITS 16 +# define MPFR_LOG2_PREC_BITS 4 +#elif MPFR_PREC_MAX_TEMP == 4294967295U +# define MPFR_PREC_BITS 32 +# define MPFR_LOG2_PREC_BITS 5 +#elif MPFR_PREC_MAX_TEMP == 18446744073709551615U +# define MPFR_PREC_BITS 64 +# define MPFR_LOG2_PREC_BITS 6 +#else +# error "Unsupported MPFR_PREC_MAX_TEMP value" +#endif + + +/****************************************************** + ************* Value coverage checking ************** + ******************************************************/ + +#ifdef MPFR_COV_CHECK + +/* Variable names should start with the __gmpfr_cov_ prefix. */ + +#define MPFR_COV_SET(X) (__gmpfr_cov_ ## X = 1) + +#if defined (__cplusplus) +extern "C" { +#endif + +__MPFR_DECLSPEC extern int __gmpfr_cov_sum_tmd[MPFR_RND_MAX][2][2][3][2][2]; #if defined (__cplusplus) } #endif +#else /* MPFR_COV_CHECK */ + +#define MPFR_COV_SET(X) ((void) 0) + +#endif /* MPFR_COV_CHECK */ + + +/****************************************************** + ***************** Unbounded Floats ***************** + ******************************************************/ + +#if defined (__cplusplus) +extern "C" { +#endif + +/* An UBF is like a MPFR number, but with an additional mpz_t member, + which is assumed to be present (with a value in it) when the usual + exponent field has the value MPFR_EXP_UBF. The goal of this compatible + representation is to easily be able to support UBF in "normal" code + and hopefully avoid aliasing issues at the same time. And code that + accepts UBF in input should also accept mpfr_t as a consequence; this + makes mpfr_t to UBF conversion unnecessary. + When an input of a public function is a UBF, the semantic remains + internal to MPFR and can change in the future. + Note that functions used for logging need to support UBF (currently + done by printing that a number is a UBF, as it may be difficult to + do more without significant changes). */ + +typedef struct { + mpfr_prec_t _mpfr_prec; + mpfr_sign_t _mpfr_sign; + mpfr_exp_t _mpfr_exp; + mp_limb_t *_mpfr_d; + mpz_t _mpfr_zexp; +} __mpfr_ubf_struct; + +typedef __mpfr_ubf_struct mpfr_ubf_t[1]; +typedef __mpfr_ubf_struct *mpfr_ubf_ptr; + +__MPFR_DECLSPEC void mpfr_ubf_mul_exact (mpfr_ubf_ptr, + mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_ubf_exp_less_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC mpfr_exp_t mpfr_ubf_zexp2exp (mpz_ptr); +__MPFR_DECLSPEC mpfr_exp_t mpfr_ubf_diff_exp (mpfr_srcptr, mpfr_srcptr); + +#if defined (__cplusplus) +} #endif + +#define MPFR_ZEXP(x) \ + ((void) (x)->_mpfr_exp /* to check that x has a correct type */, \ + ((mpfr_ubf_ptr) (x))->_mpfr_zexp) + +#define MPFR_UBF_CLEAR_EXP(x) \ + ((void) (MPFR_IS_UBF (x) && (mpz_clear (MPFR_ZEXP (x)), 0))) + +#endif /* __MPFR_IMPL_H__ */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-intmax.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-intmax.h index a51031aec81..6cffccc54cd 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-intmax.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-intmax.h @@ -24,17 +24,47 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define __MPFR_INTMAX_H__ /* The ISO C99 standard specifies that in C++ implementations the - INTMAX_MAX, ... macros should only be defined if explicitly requested. */ + * INTMAX_MAX, ... macros should only be defined if explicitly requested. + */ #if defined __cplusplus # define __STDC_LIMIT_MACROS # define __STDC_CONSTANT_MACROS #endif +/* The definition of MPFR_USE_INTMAX_T is needed on systems for which + * the current (non-standard) macro tests in mpfr.h is not sufficient. + * This will force the support of intmax_t/uintmax_t if <inttypes.h> + * and/or <stdint.h> are available. This also avoids a failure in the + * tests (replace the macro tests in mpfr.h by just + * #if defined (MPFR_USE_INTMAX_T) + * to simulate such a system and reproduce the problem). + * Note: if this makes the build fail on some systems (because these + * headers are broken), we will need a configure test to undefine + * HAVE_INTTYPES_H and HAVE_STDINT_H in such a case. + */ + #if HAVE_INTTYPES_H # include <inttypes.h> +# define MPFR_USE_INTMAX_T #endif + #if HAVE_STDINT_H # include <stdint.h> +# define MPFR_USE_INTMAX_T +#endif + +/* Largest signed integer type available for the MPFR build. */ +#if defined(MPFR_USE_INTMAX_T) +typedef intmax_t mpfr_intmax_t; +typedef uintmax_t mpfr_uintmax_t; +#elif defined(HAVE_LONG_LONG) +typedef long long mpfr_intmax_t; +typedef unsigned long long mpfr_uintmax_t; +# define MPFR_INTMAX_MAX LLONG_MAX +#else +typedef long mpfr_intmax_t; +typedef unsigned long mpfr_uintmax_t; +# define MPFR_INTMAX_MAX LONG_MAX #endif #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-longlong.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-longlong.h index 5b9cca411d4..2fabb40d794 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-longlong.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-longlong.h @@ -1,36 +1,48 @@ /* longlong.h -- definitions for mixed size 32/64 bit arithmetic. -Copyright 1991, 1992, 1993, 1994, 1996, 1997, 1999, 2000, 2001, 2002, 2003, -2004, 2005, 2007, 2008, 2009, 2010, 2011, 2012, 2013-2017 Free Software Foundation, Inc. +Copyright 1991-1994, 1996, 1997, 1999-2005, 2007-2009, 2011-2017 Free Software Foundation, Inc. -This file is free software; you can redistribute it and/or modify it under the -terms of the GNU Lesser General Public License as published by the Free -Software Foundation; either version 3 of the License, or (at your option) any -later version. +This file is part of the GNU MPFR Library and has been copied from +GNU MP 6.1.0 (the FIXME's come from GNU MP), except the parts marked +beginning of code specific to MPFR ... end of code specific to MPFR. -This file is distributed in the hope that it will be useful, but WITHOUT ANY -WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A -PARTICULAR PURPOSE. See the GNU Lesser General Public License for more -details. +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. You should have received a copy of the GNU Lesser General Public License -along with this file. If not, see http://www.gnu.org/licenses/. */ +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ /* You have to define the following before including this file: UWtype -- An unsigned type, default type for operations (typically a "word") - UHWtype -- An unsigned type, at least half the size of UWtype. + UHWtype -- An unsigned type, at least half the size of UWtype UDWtype -- An unsigned type, at least twice as large a UWtype W_TYPE_SIZE -- size in bits of UWtype - SItype, USItype -- Signed and unsigned 32 bit types. - DItype, UDItype -- Signed and unsigned 64 bit types. + SItype, USItype -- Signed and unsigned 32 bit types + DItype, UDItype -- Signed and unsigned 64 bit types On a 32 bit machine UWtype should typically be USItype; on a 64 bit machine, UWtype should typically be UDItype. - CAUTION! Using this file outside of GMP is not safe. You need to include - gmp.h and gmp-impl.h, or certain things might not work as expected. + Optionally, define: + + LONGLONG_STANDALONE -- Avoid code that needs machine-dependent support files + NO_ASM -- Disable inline asm + + + CAUTION! Using this version of longlong.h outside of GMP is not safe. You + need to include gmp.h and gmp-impl.h, or certain things might not work as + expected. */ #define __BITS4 (W_TYPE_SIZE / 4) @@ -44,14 +56,6 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ #define __MPN(x) __##x #endif -#ifndef _PROTO -#if (__STDC__-0) || defined (__cplusplus) -#define _PROTO(x) x -#else -#define _PROTO(x) () -#endif -#endif - /* Define auxiliary asm macros. 1) umul_ppmm(high_prod, low_prod, multiplier, multiplicand) multiplies two @@ -71,7 +75,7 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ 4) sdiv_qrnnd(quotient, remainder, high_numerator, low_numerator, denominator). Like udiv_qrnnd but the numbers are signed. The quotient - is rounded toward 0. + is rounded towards 0. 5) count_leading_zeros(count, x) counts the number of zero-bits from the msb to the first non-zero bit in the UWtype X. This is the number of @@ -140,35 +144,34 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ or want. */ #ifdef _LONG_LONG_LIMB -#define count_leading_zeros_gcc_clz(count,x) \ - do { \ - ASSERT ((x) != 0); \ - (count) = __builtin_clzll (x); \ +#define count_leading_zeros_gcc_clz(count,x) \ + do { \ + ASSERT ((x) != 0); \ + (count) = __builtin_clzll (x); \ } while (0) #else -#define count_leading_zeros_gcc_clz(count,x) \ - do { \ - ASSERT ((x) != 0); \ - (count) = __builtin_clzl (x); \ +#define count_leading_zeros_gcc_clz(count,x) \ + do { \ + ASSERT ((x) != 0); \ + (count) = __builtin_clzl (x); \ } while (0) #endif #ifdef _LONG_LONG_LIMB -#define count_trailing_zeros_gcc_ctz(count,x) \ - do { \ - ASSERT ((x) != 0); \ - (count) = __builtin_ctzll (x); \ +#define count_trailing_zeros_gcc_ctz(count,x) \ + do { \ + ASSERT ((x) != 0); \ + (count) = __builtin_ctzll (x); \ } while (0) #else -#define count_trailing_zeros_gcc_ctz(count,x) \ - do { \ - ASSERT ((x) != 0); \ - (count) = __builtin_ctzl (x); \ +#define count_trailing_zeros_gcc_ctz(count,x) \ + do { \ + ASSERT ((x) != 0); \ + (count) = __builtin_ctzl (x); \ } while (0) #endif -/* Note: the following FIXME comes from GMP, thus it does make sense to try - to resolve it in MPFR. */ + /* FIXME: The macros using external routines like __MPN(count_leading_zeros) don't need to be under !NO_ASM */ #if ! defined (NO_ASM) @@ -189,7 +192,7 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ UDItype __m0 = (m0), __m1 = (m1); \ __asm__ ("umulh %r1,%2,%0" \ : "=r" (ph) \ - : "%rJ" (m0), "rI" (m1)); \ + : "%rJ" (__m0), "rI" (__m1)); \ (pl) = __m0 * __m1; \ } while (0) #endif @@ -199,7 +202,7 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ #define umul_ppmm(ph, pl, m0, m1) \ do { \ UDItype __m0 = (m0), __m1 = (m1); \ - (ph) = __UMULH (m0, m1); \ + (ph) = __UMULH (__m0, __m1); \ (pl) = __m0 * __m1; \ } while (0) #endif @@ -225,55 +228,64 @@ along with this file. If not, see http://www.gnu.org/licenses/. */ __asm__("cttz %1,%0" : "=r"(COUNT) : "r"(X)) #endif /* clz/ctz using cix */ -#if ! defined (count_leading_zeros) \ +#if ! defined (count_leading_zeros) \ && defined (__GNUC__) && ! defined (LONGLONG_STANDALONE) /* ALPHA_CMPBGE_0 gives "cmpbge $31,src,dst", ie. test src bytes == 0. "$31" is written explicitly in the asm, since an "r" constraint won't select reg 31. There seems no need to worry about "r31" syntax for cray, - since gcc itself (pre-release 3.4) emits just $31 in various places. */ -#define ALPHA_CMPBGE_0(dst, src) \ + since gcc itself (pre-release 3.4) emits just $31 in various places. */ +#define ALPHA_CMPBGE_0(dst, src) \ do { asm ("cmpbge $31, %1, %0" : "=r" (dst) : "r" (src)); } while (0) /* Zero bytes are turned into bits with cmpbge, a __clz_tab lookup counts them, locating the highest non-zero byte. A second __clz_tab lookup counts the leading zero bits in that byte, giving the result. */ -#define count_leading_zeros(count, x) \ - do { \ - UWtype __clz__b, __clz__c, __clz__x = (x); \ - ALPHA_CMPBGE_0 (__clz__b, __clz__x); /* zero bytes */ \ - __clz__b = __clz_tab [(__clz__b >> 1) ^ 0x7F]; /* 8 to 1 byte */ \ - __clz__b = __clz__b * 8 - 7; /* 57 to 1 shift */ \ - __clz__x >>= __clz__b; \ - __clz__c = __clz_tab [__clz__x]; /* 8 to 1 bit */ \ - __clz__b = 65 - __clz__b; \ - (count) = __clz__b - __clz__c; \ +#define count_leading_zeros(count, x) \ + do { \ + UWtype __clz__b, __clz__c, __clz__x = (x); \ + ALPHA_CMPBGE_0 (__clz__b, __clz__x); /* zero bytes */ \ + __clz__b = __clz_tab [(__clz__b >> 1) ^ 0x7F]; /* 8 to 1 byte */ \ + __clz__b = __clz__b * 8 - 7; /* 57 to 1 shift */ \ + __clz__x >>= __clz__b; \ + __clz__c = __clz_tab [__clz__x]; /* 8 to 1 bit */ \ + __clz__b = 65 - __clz__b; \ + (count) = __clz__b - __clz__c; \ } while (0) #define COUNT_LEADING_ZEROS_NEED_CLZ_TAB #endif /* clz using cmpbge */ #if ! defined (count_leading_zeros) && ! defined (LONGLONG_STANDALONE) #if HAVE_ATTRIBUTE_CONST -long __MPN(count_leading_zeros) _PROTO ((UDItype)) __attribute__ ((const)); +long __MPN(count_leading_zeros) (UDItype) __attribute__ ((const)); #else -long __MPN(count_leading_zeros) _PROTO ((UDItype)); +long __MPN(count_leading_zeros) (UDItype); #endif #define count_leading_zeros(count, x) \ ((count) = __MPN(count_leading_zeros) (x)) #endif /* clz using mpn */ #endif /* __alpha */ +#if defined (__AVR) && W_TYPE_SIZE == 8 +#define umul_ppmm(ph, pl, m0, m1) \ + do { \ + unsigned short __p = (unsigned short) (m0) * (m1); \ + (ph) = __p >> 8; \ + (pl) = __p; \ + } while (0) +#endif /* AVR */ + #if defined (_CRAY) && W_TYPE_SIZE == 64 #include <intrinsics.h> #define UDIV_PREINV_ALWAYS 1 #define UDIV_NEEDS_NORMALIZATION 1 #define UDIV_TIME 220 -long __MPN(count_leading_zeros) _PROTO ((UDItype)); +long __MPN(count_leading_zeros) (UDItype); #define count_leading_zeros(count, x) \ ((count) = _leadz ((UWtype) (x))) #if defined (_CRAYIEEE) /* I.e., Cray T90/ieee, T3D, and T3E */ #define umul_ppmm(ph, pl, m0, m1) \ do { \ UDItype __m0 = (m0), __m1 = (m1); \ - (ph) = _int_mult_upper (m0, m1); \ + (ph) = _int_mult_upper (__m0, __m1); \ (pl) = __m0 * __m1; \ } while (0) #ifndef LONGLONG_STANDALONE @@ -292,14 +304,14 @@ long __MPN(count_leading_zeros) _PROTO ((UDItype)); code using "al<bl" arithmetically comes out making an actual 0 or 1 in a register, which takes an extra cycle. */ #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ - do { \ - UWtype __x; \ - __x = (al) - (bl); \ - if ((al) < (bl)) \ - (sh) = (ah) - (bh) - 1; \ - else \ - (sh) = (ah) - (bh); \ - (sl) = __x; \ + do { \ + UWtype __x; \ + __x = (al) - (bl); \ + if ((al) < (bl)) \ + (sh) = (ah) - (bh) - 1; \ + else \ + (sh) = (ah) - (bh); \ + (sl) = __x; \ } while (0) #if defined (__GNUC__) && ! defined (__INTEL_COMPILER) /* Do both product parts in assembly, since that gives better code with @@ -338,9 +350,9 @@ long __MPN(count_leading_zeros) _PROTO ((UDItype)); #include <ia64intrin.h> #define umul_ppmm(ph, pl, m0, m1) \ do { \ - UWtype _m0 = (m0), _m1 = (m1); \ - ph = _m64_xmahu (_m0, _m1, 0); \ - pl = _m0 * _m1; \ + UWtype __m0 = (m0), __m1 = (m1); \ + ph = _m64_xmahu (__m0, __m1, 0); \ + pl = __m0 * __m1; \ } while (0) #endif #ifndef LONGLONG_STANDALONE @@ -417,7 +429,8 @@ long __MPN(count_leading_zeros) _PROTO ((UDItype)); "rIJ" ((USItype) (bl))) #endif -#if defined (__arm__) && W_TYPE_SIZE == 32 +#if defined (__arm__) && (defined (__thumb2__) || !defined (__thumb__)) \ + && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("adds\t%1, %4, %5\n\tadc\t%0, %2, %3" \ : "=r" (sh), "=&r" (sl) \ @@ -462,7 +475,37 @@ long __MPN(count_leading_zeros) _PROTO ((UDItype)); : "=r" (sh), "=&r" (sl) \ : "r" (ah), "rI" (bh), "r" (al), "rI" (bl) __CLOBBER_CC);\ } while (0) -#if 1 || defined (__arm_m__) /* `M' series has widening multiply support */ +#if defined (__ARM_ARCH_2__) || defined (__ARM_ARCH_2A__) \ + || defined (__ARM_ARCH_3__) +#define umul_ppmm(xh, xl, a, b) \ + do { \ + register USItype __t0, __t1, __t2; \ + __asm__ ("%@ Inlined umul_ppmm\n" \ + " mov %2, %5, lsr #16\n" \ + " mov %0, %6, lsr #16\n" \ + " bic %3, %5, %2, lsl #16\n" \ + " bic %4, %6, %0, lsl #16\n" \ + " mul %1, %3, %4\n" \ + " mul %4, %2, %4\n" \ + " mul %3, %0, %3\n" \ + " mul %0, %2, %0\n" \ + " adds %3, %4, %3\n" \ + " addcs %0, %0, #65536\n" \ + " adds %1, %1, %3, lsl #16\n" \ + " adc %0, %0, %3, lsr #16" \ + : "=&r" ((USItype) (xh)), "=r" ((USItype) (xl)), \ + "=&r" (__t0), "=&r" (__t1), "=r" (__t2) \ + : "r" ((USItype) (a)), "r" ((USItype) (b)) __CLOBBER_CC); \ + } while (0) +#define UMUL_TIME 20 +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { UWtype __r; \ + (q) = __MPN(udiv_qrnnd) (&__r, (n1), (n0), (d)); \ + (r) = __r; \ + } while (0) +extern UWtype __MPN(udiv_qrnnd) (UWtype *, UWtype, UWtype, UWtype); +#define UDIV_TIME 200 +#else /* ARMv4 or newer */ #define umul_ppmm(xh, xl, a, b) \ __asm__ ("umull %0,%1,%2,%3" : "=&r" (xl), "=&r" (xh) : "r" (a), "r" (b)) #define UMUL_TIME 5 @@ -478,37 +521,36 @@ long __MPN(count_leading_zeros) _PROTO ((UDItype)); #define UDIV_NEEDS_NORMALIZATION 1 #define UDIV_TIME 70 #endif /* LONGLONG_STANDALONE */ -#else -#define umul_ppmm(xh, xl, a, b) \ - __asm__ ("%@ Inlined umul_ppmm\n" \ -" mov %|r0, %2, lsr #16\n" \ -" mov %|r2, %3, lsr #16\n" \ -" bic %|r1, %2, %|r0, lsl #16\n" \ -" bic %|r2, %3, %|r2, lsl #16\n" \ -" mul %1, %|r1, %|r2\n" \ -" mul %|r2, %|r0, %|r2\n" \ -" mul %|r1, %0, %|r1\n" \ -" mul %0, %|r0, %0\n" \ -" adds %|r1, %|r2, %|r1\n" \ -" addcs %0, %0, #65536\n" \ -" adds %1, %1, %|r1, lsl #16\n" \ -" adc %0, %0, %|r1, lsr #16" \ - : "=&r" (xh), "=r" (xl) \ - : "r" (a), "r" (b) \ - : "r0", "r1", "r2") -#define UMUL_TIME 20 -#ifndef LONGLONG_STANDALONE -#define udiv_qrnnd(q, r, n1, n0, d) \ - do { UWtype __r; \ - (q) = __MPN(udiv_qrnnd) (&__r, (n1), (n0), (d)); \ - (r) = __r; \ - } while (0) -extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); -#define UDIV_TIME 200 -#endif /* LONGLONG_STANDALONE */ -#endif +#endif /* defined(__ARM_ARCH_2__) ... */ +#define count_leading_zeros(count, x) count_leading_zeros_gcc_clz(count, x) +#define count_trailing_zeros(count, x) count_trailing_zeros_gcc_ctz(count, x) +#define COUNT_LEADING_ZEROS_0 32 #endif /* __arm__ */ +#if defined (__aarch64__) && W_TYPE_SIZE == 64 +/* FIXME: Extend the immediate range for the low word by using both + ADDS and SUBS, since they set carry in the same way. */ +#define add_ssaaaa(sh, sl, ah, al, bh, bl) \ + __asm__ ("adds\t%1, %x4, %5\n\tadc\t%0, %x2, %x3" \ + : "=r" (sh), "=&r" (sl) \ + : "rZ" ((UDItype)(ah)), "rZ" ((UDItype)(bh)), \ + "%r" ((UDItype)(al)), "rI" ((UDItype)(bl)) __CLOBBER_CC) +#define sub_ddmmss(sh, sl, ah, al, bh, bl) \ + __asm__ ("subs\t%1, %x4, %5\n\tsbc\t%0, %x2, %x3" \ + : "=r,r" (sh), "=&r,&r" (sl) \ + : "rZ,rZ" ((UDItype)(ah)), "rZ,rZ" ((UDItype)(bh)), \ + "r,Z" ((UDItype)(al)), "rI,r" ((UDItype)(bl)) __CLOBBER_CC) +#define umul_ppmm(ph, pl, m0, m1) \ + do { \ + UDItype __m0 = (m0), __m1 = (m1); \ + __asm__ ("umulh\t%0, %1, %2" : "=r" (ph) : "r" (__m0), "r" (__m1)); \ + (pl) = __m0 * __m1; \ + } while (0) +#define count_leading_zeros(count, x) count_leading_zeros_gcc_clz(count, x) +#define count_trailing_zeros(count, x) count_trailing_zeros_gcc_ctz(count, x) +#define COUNT_LEADING_ZEROS_0 64 +#endif /* __aarch64__ */ + #if defined (__clipper__) && W_TYPE_SIZE == 32 #define umul_ppmm(w1, w0, u, v) \ ({union {UDItype __ll; \ @@ -642,29 +684,176 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #endif /* hppa */ #if (defined (__i370__) || defined (__s390__) || defined (__mvs__)) && W_TYPE_SIZE == 32 -#define smul_ppmm(xh, xl, m0, m1) \ +#if defined (__zarch__) || defined (HAVE_HOST_CPU_s390_zarch) +#define add_ssaaaa(sh, sl, ah, al, bh, bl) \ + do { \ +/* if (__builtin_constant_p (bl)) \ + __asm__ ("alfi\t%1,%o5\n\talcr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" (ah), "r" (bh), "%1" (al), "n" (bl) __CLOBBER_CC);\ + else \ +*/ __asm__ ("alr\t%1,%5\n\talcr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" (ah), "r" (bh), "%1" (al), "r" (bl)__CLOBBER_CC); \ + } while (0) +#define sub_ddmmss(sh, sl, ah, al, bh, bl) \ + do { \ +/* if (__builtin_constant_p (bl)) \ + __asm__ ("slfi\t%1,%o5\n\tslbr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" (ah), "r" (bh), "1" (al), "n" (bl) __CLOBBER_CC); \ + else \ +*/ __asm__ ("slr\t%1,%5\n\tslbr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" (ah), "r" (bh), "1" (al), "r" (bl) __CLOBBER_CC); \ + } while (0) +#if __GMP_GNUC_PREREQ (4,5) +#define umul_ppmm(xh, xl, m0, m1) \ + do { \ + union {UDItype __ll; \ + struct {USItype __h, __l;} __i; \ + } __x; \ + __x.__ll = (UDItype) (m0) * (UDItype) (m1); \ + (xh) = __x.__i.__h; (xl) = __x.__i.__l; \ + } while (0) +#else +#if 0 +/* FIXME: this fails if gcc knows about the 64-bit registers. Use only + with a new enough processor pretending we have 32-bit registers. */ +#define umul_ppmm(xh, xl, m0, m1) \ + do { \ + union {UDItype __ll; \ + struct {USItype __h, __l;} __i; \ + } __x; \ + __asm__ ("mlr\t%0,%2" \ + : "=r" (__x.__ll) \ + : "%0" (m0), "r" (m1)); \ + (xh) = __x.__i.__h; (xl) = __x.__i.__l; \ + } while (0) +#else +#define umul_ppmm(xh, xl, m0, m1) \ + do { \ + /* When we have 64-bit regs and gcc is aware of that, we cannot simply use + DImode for the product, since that would be allocated to a single 64-bit + register, whereas mlr uses the low 32-bits of an even-odd register pair. + */ \ + register USItype __r0 __asm__ ("0"); \ + register USItype __r1 __asm__ ("1") = (m0); \ + __asm__ ("mlr\t%0,%3" \ + : "=r" (__r0), "=r" (__r1) \ + : "r" (__r1), "r" (m1)); \ + (xh) = __r0; (xl) = __r1; \ + } while (0) +#endif /* if 0 */ +#endif +#if 0 +/* FIXME: this fails if gcc knows about the 64-bit registers. Use only + with a new enough processor pretending we have 32-bit registers. */ +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { \ + union {UDItype __ll; \ + struct {USItype __h, __l;} __i; \ + } __x; \ + __x.__i.__h = n1; __x.__i.__l = n0; \ + __asm__ ("dlr\t%0,%2" \ + : "=r" (__x.__ll) \ + : "0" (__x.__ll), "r" (d)); \ + (q) = __x.__i.__l; (r) = __x.__i.__h; \ + } while (0) +#else +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { \ + register USItype __r0 __asm__ ("0") = (n1); \ + register USItype __r1 __asm__ ("1") = (n0); \ + __asm__ ("dlr\t%0,%4" \ + : "=r" (__r0), "=r" (__r1) \ + : "r" (__r0), "r" (__r1), "r" (d)); \ + (q) = __r1; (r) = __r0; \ + } while (0) +#endif /* if 0 */ +#else /* if __zarch__ */ +/* FIXME: this fails if gcc knows about the 64-bit registers. */ +#define smul_ppmm(xh, xl, m0, m1) \ do { \ union {DItype __ll; \ struct {USItype __h, __l;} __i; \ } __x; \ - __asm__ ("lr %N0,%1\n\tmr %0,%2" \ - : "=&r" (__x.__ll) \ - : "r" (m0), "r" (m1)); \ + __asm__ ("mr\t%0,%2" \ + : "=r" (__x.__ll) \ + : "%0" (m0), "r" (m1)); \ (xh) = __x.__i.__h; (xl) = __x.__i.__l; \ } while (0) -#define sdiv_qrnnd(q, r, n1, n0, d) \ +/* FIXME: this fails if gcc knows about the 64-bit registers. */ +#define sdiv_qrnnd(q, r, n1, n0, d) \ do { \ union {DItype __ll; \ struct {USItype __h, __l;} __i; \ } __x; \ __x.__i.__h = n1; __x.__i.__l = n0; \ - __asm__ ("dr %0,%2" \ + __asm__ ("dr\t%0,%2" \ : "=r" (__x.__ll) \ : "0" (__x.__ll), "r" (d)); \ (q) = __x.__i.__l; (r) = __x.__i.__h; \ } while (0) +#endif /* if __zarch__ */ #endif +#if defined (__s390x__) && W_TYPE_SIZE == 64 +/* We need to cast operands with register constraints, otherwise their types + will be assumed to be SImode by gcc. For these machines, such operations + will insert a value into the low 32 bits, and leave the high 32 bits with + garbage. */ +#define add_ssaaaa(sh, sl, ah, al, bh, bl) \ + do { \ + __asm__ ("algr\t%1,%5\n\talcgr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" ((UDItype)(ah)), "r" ((UDItype)(bh)), \ + "%1" ((UDItype)(al)), "r" ((UDItype)(bl)) __CLOBBER_CC); \ + } while (0) +#define sub_ddmmss(sh, sl, ah, al, bh, bl) \ + do { \ + __asm__ ("slgr\t%1,%5\n\tslbgr\t%0,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "0" ((UDItype)(ah)), "r" ((UDItype)(bh)), \ + "1" ((UDItype)(al)), "r" ((UDItype)(bl)) __CLOBBER_CC); \ + } while (0) +#define umul_ppmm(xh, xl, m0, m1) \ + do { \ + union {unsigned int __attribute__ ((mode(TI))) __ll; \ + struct {UDItype __h, __l;} __i; \ + } __x; \ + __asm__ ("mlgr\t%0,%2" \ + : "=r" (__x.__ll) \ + : "%0" ((UDItype)(m0)), "r" ((UDItype)(m1))); \ + (xh) = __x.__i.__h; (xl) = __x.__i.__l; \ + } while (0) +#define udiv_qrnnd(q, r, n1, n0, d) \ + do { \ + union {unsigned int __attribute__ ((mode(TI))) __ll; \ + struct {UDItype __h, __l;} __i; \ + } __x; \ + __x.__i.__h = n1; __x.__i.__l = n0; \ + __asm__ ("dlgr\t%0,%2" \ + : "=r" (__x.__ll) \ + : "0" (__x.__ll), "r" ((UDItype)(d))); \ + (q) = __x.__i.__l; (r) = __x.__i.__h; \ + } while (0) +#if 0 /* FIXME: Enable for z10 (?) */ +#define count_leading_zeros(cnt, x) \ + do { \ + union {unsigned int __attribute__ ((mode(TI))) __ll; \ + struct {UDItype __h, __l;} __i; \ + } __clr_cnt; \ + __asm__ ("flogr\t%0,%1" \ + : "=r" (__clr_cnt.__ll) \ + : "r" (x) __CLOBBER_CC); \ + (cnt) = __clr_cnt.__i.__h; \ + } while (0) +#endif +#endif + +/* On x86 and x86_64, every asm implicitly clobbers "flags" and "fpsr", + so we don't need __CLOBBER_CC. */ #if (defined (__i386__) || defined (__i486__)) && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("addl %5,%k1\n\tadcl %3,%k0" \ @@ -759,7 +948,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); being 1 code byte smaller. "31-__cbtmp" is a workaround, probably at the cost of one extra instruction. Do this for "i386" too, since that means generic x86. */ -#if ! defined (count_leading_zeros) && __GNUC__ < 3 \ +#if ! defined (count_leading_zeros) && __GNUC__ < 3 \ && (HAVE_HOST_CPU_i386 \ || HAVE_HOST_CPU_i686 \ || HAVE_HOST_CPU_pentiumpro \ @@ -840,7 +1029,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); ASSERT ((x) != 0); \ __asm__ ("bsfq %1,%q0" : "=r" (count) : "rm" ((UDItype)(x))); \ } while (0) -#endif /* x86_64 */ +#endif /* __amd64__ */ #if defined (__i860__) && W_TYPE_SIZE == 32 #define rshift_rhlc(r,h,l,c) \ @@ -969,7 +1158,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); || defined (__mc68030__) || defined (mc68030) \ || defined (__mc68040__) || defined (mc68040) \ || defined (__mc68060__) || defined (mc68060) \ - || defined (__NeXT__)) \ + || defined (__NeXT__)) \ && ! defined (__mcpu32__) #define count_leading_zeros(count, x) \ __asm__ ("bfffo %1{%b2:%b2},%0" \ @@ -1030,7 +1219,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); w0 = __ll; \ } while (0) #endif -#if !defined (umul_ppmm) && __GMP_GNUC_PREREQ (2,7) +#if !defined (umul_ppmm) && __GMP_GNUC_PREREQ (2,7) && !defined (__clang__) #define umul_ppmm(w1, w0, u, v) \ __asm__ ("multu %2,%3" : "=l" (w0), "=h" (w1) : "d" (u), "d" (v)) #endif @@ -1053,14 +1242,17 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); w0 = __ll; \ } while (0) #endif -#if !defined (umul_ppmm) && __GMP_GNUC_PREREQ (2,7) +#if !defined (umul_ppmm) && __GMP_GNUC_PREREQ (2,7) && !defined (__clang__) #define umul_ppmm(w1, w0, u, v) \ - __asm__ ("dmultu %2,%3" : "=l" (w0), "=h" (w1) : "d" (u), "d" (v)) + __asm__ ("dmultu %2,%3" \ + : "=l" (w0), "=h" (w1) \ + : "d" ((UDItype)(u)), "d" ((UDItype)(v))) #endif #if !defined (umul_ppmm) #define umul_ppmm(w1, w0, u, v) \ __asm__ ("dmultu %2,%3\n\tmflo %0\n\tmfhi %1" \ - : "=d" (w0), "=d" (w1) : "d" (u), "d" (v)) + : "=d" (w0), "=d" (w1) \ + : "d" ((UDItype)(u)), "d" ((UDItype)(v))) #endif #define UMUL_TIME 20 #define UDIV_TIME 140 @@ -1122,42 +1314,42 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); the system vendor compilers. (Is that vendor compilers with inline asm, or what?) */ -#if (HAVE_HOST_CPU_FAMILY_power || HAVE_HOST_CPU_FAMILY_powerpc) \ +#if (HAVE_HOST_CPU_FAMILY_power || HAVE_HOST_CPU_FAMILY_powerpc) \ && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ do { \ if (__builtin_constant_p (bh) && (bh) == 0) \ - __asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{aze|addze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl));\ + __asm__ ("add%I4c %1,%3,%4\n\taddze %0,%2" \ + : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl)); \ else if (__builtin_constant_p (bh) && (bh) == ~(USItype) 0) \ - __asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{ame|addme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl));\ + __asm__ ("add%I4c %1,%3,%4\n\taddme %0,%2" \ + : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl)); \ else \ - __asm__ ("{a%I5|add%I5c} %1,%4,%5\n\t{ae|adde} %0,%2,%3" \ + __asm__ ("add%I5c %1,%4,%5\n\tadde %0,%2,%3" \ : "=r" (sh), "=&r" (sl) \ : "r" (ah), "r" (bh), "%r" (al), "rI" (bl)); \ } while (0) #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ do { \ if (__builtin_constant_p (ah) && (ah) == 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfze|subfze} %0,%2" \ + __asm__ ("subf%I3c %1,%4,%3\n\tsubfze %0,%2" \ : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "r" (bl));\ else if (__builtin_constant_p (ah) && (ah) == ~(USItype) 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfme|subfme} %0,%2" \ + __asm__ ("subf%I3c %1,%4,%3\n\tsubfme %0,%2" \ : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "r" (bl));\ else if (__builtin_constant_p (bh) && (bh) == 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{ame|addme} %0,%2" \ + __asm__ ("subf%I3c %1,%4,%3\n\taddme %0,%2" \ : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "r" (bl));\ else if (__builtin_constant_p (bh) && (bh) == ~(USItype) 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{aze|addze} %0,%2" \ + __asm__ ("subf%I3c %1,%4,%3\n\taddze %0,%2" \ : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "r" (bl));\ else \ - __asm__ ("{sf%I4|subf%I4c} %1,%5,%4\n\t{sfe|subfe} %0,%3,%2" \ + __asm__ ("subf%I4c %1,%5,%4\n\tsubfe %0,%3,%2" \ : "=r" (sh), "=&r" (sl) \ : "r" (ah), "r" (bh), "rI" (al), "r" (bl)); \ } while (0) #define count_leading_zeros(count, x) \ - __asm__ ("{cntlz|cntlzw} %0,%1" : "=r" (count) : "r" (x)) + __asm__ ("cntlzw %0,%1" : "=r" (count) : "r" (x)) #define COUNT_LEADING_ZEROS_0 32 #if HAVE_HOST_CPU_FAMILY_powerpc #if __GMP_GNUC_PREREQ (4,4) @@ -1205,61 +1397,84 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ do { \ if (__builtin_constant_p (bh) && (bh) == 0) \ - __asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{aze|addze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl));\ + __asm__ ("add%I4c %1,%3,%4\n\taddze %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "%r" ((UDItype)(al)), "rI" ((UDItype)(bl))); \ else if (__builtin_constant_p (bh) && (bh) == ~(UDItype) 0) \ - __asm__ ("{a%I4|add%I4c} %1,%3,%4\n\t{ame|addme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "%r" (al), "rI" (bl));\ + __asm__ ("add%I4c %1,%3,%4\n\taddme %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "%r" ((UDItype)(al)), "rI" ((UDItype)(bl))); \ else \ - __asm__ ("{a%I5|add%I5c} %1,%4,%5\n\t{ae|adde} %0,%2,%3" \ - : "=r" (sh), "=&r" (sl) \ - : "r" (ah), "r" (bh), "%r" (al), "rI" (bl)); \ + __asm__ ("add%I5c %1,%4,%5\n\tadde %0,%2,%3" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), "r" ((UDItype)(bh)), \ + "%r" ((UDItype)(al)), "rI" ((UDItype)(bl))); \ } while (0) /* We use "*rI" for the constant operand here, since with just "I", gcc barfs. This might seem strange, but gcc folds away the dead code late. */ #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ - do { \ - if (__builtin_constant_p (bl) && bl > -0x8000 && bl <= 0x8000) { \ - if (__builtin_constant_p (ah) && (ah) == 0) \ - __asm__ ("{ai|addic} %1,%3,%4\n\t{sfze|subfze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "*rI" (-bl)); \ - else if (__builtin_constant_p (ah) && (ah) == ~(UDItype) 0) \ - __asm__ ("{ai|addic} %1,%3,%4\n\t{sfme|subfme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "*rI" (-bl)); \ - else if (__builtin_constant_p (bh) && (bh) == 0) \ - __asm__ ("{ai|addic} %1,%3,%4\n\t{ame|addme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "*rI" (-bl)); \ - else if (__builtin_constant_p (bh) && (bh) == ~(UDItype) 0) \ - __asm__ ("{ai|addic} %1,%3,%4\n\t{aze|addze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "*rI" (-bl)); \ - else \ - __asm__ ("{ai|addic} %1,%4,%5\n\t{sfe|subfe} %0,%3,%2" \ - : "=r" (sh), "=&r" (sl) \ - : "r" (ah), "r" (bh), "rI" (al), "*rI" (-bl)); \ - } else { \ - if (__builtin_constant_p (ah) && (ah) == 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfze|subfze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "r" (bl)); \ - else if (__builtin_constant_p (ah) && (ah) == ~(UDItype) 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{sfme|subfme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (bh), "rI" (al), "r" (bl)); \ - else if (__builtin_constant_p (bh) && (bh) == 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{ame|addme} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "r" (bl)); \ - else if (__builtin_constant_p (bh) && (bh) == ~(UDItype) 0) \ - __asm__ ("{sf%I3|subf%I3c} %1,%4,%3\n\t{aze|addze} %0,%2" \ - : "=r" (sh), "=&r" (sl) : "r" (ah), "rI" (al), "r" (bl)); \ - else \ - __asm__ ("{sf%I4|subf%I4c} %1,%5,%4\n\t{sfe|subfe} %0,%3,%2" \ - : "=r" (sh), "=&r" (sl) \ - : "r" (ah), "r" (bh), "rI" (al), "r" (bl)); \ - } \ + do { \ + if (__builtin_constant_p (bl) && bl > -0x8000 && bl <= 0x8000) { \ + if (__builtin_constant_p (ah) && (ah) == 0) \ + __asm__ ("addic %1,%3,%4\n\tsubfze %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "*rI" (-((UDItype)(bl)))); \ + else if (__builtin_constant_p (ah) && (ah) == ~(UDItype) 0) \ + __asm__ ("addic %1,%3,%4\n\tsubfme %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "*rI" (-((UDItype)(bl)))); \ + else if (__builtin_constant_p (bh) && (bh) == 0) \ + __asm__ ("addic %1,%3,%4\n\taddme %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "rI" ((UDItype)(al)), "*rI" (-((UDItype)(bl)))); \ + else if (__builtin_constant_p (bh) && (bh) == ~(UDItype) 0) \ + __asm__ ("addic %1,%3,%4\n\taddze %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "rI" ((UDItype)(al)), "*rI" (-((UDItype)(bl)))); \ + else \ + __asm__ ("addic %1,%4,%5\n\tsubfe %0,%3,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "*rI" (-((UDItype)(bl)))); \ + } else { \ + if (__builtin_constant_p (ah) && (ah) == 0) \ + __asm__ ("subf%I3c %1,%4,%3\n\tsubfze %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "r" ((UDItype)(bl))); \ + else if (__builtin_constant_p (ah) && (ah) == ~(UDItype) 0) \ + __asm__ ("subf%I3c %1,%4,%3\n\tsubfme %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "r" ((UDItype)(bl))); \ + else if (__builtin_constant_p (bh) && (bh) == 0) \ + __asm__ ("subf%I3c %1,%4,%3\n\taddme %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "rI" ((UDItype)(al)), "r" ((UDItype)(bl))); \ + else if (__builtin_constant_p (bh) && (bh) == ~(UDItype) 0) \ + __asm__ ("subf%I3c %1,%4,%3\n\taddze %0,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), \ + "rI" ((UDItype)(al)), "r" ((UDItype)(bl))); \ + else \ + __asm__ ("subf%I4c %1,%5,%4\n\tsubfe %0,%3,%2" \ + : "=r" (sh), "=&r" (sl) \ + : "r" ((UDItype)(ah)), "r" ((UDItype)(bh)), \ + "rI" ((UDItype)(al)), "r" ((UDItype)(bl))); \ + } \ } while (0) #endif /* ! _LONG_LONG_LIMB */ #define count_leading_zeros(count, x) \ __asm__ ("cntlzd %0,%1" : "=r" (count) : "r" (x)) #define COUNT_LEADING_ZEROS_0 64 -#if __GMP_GNUC_PREREQ (4,4) +#if 0 && __GMP_GNUC_PREREQ (4,4) /* Disable, this results in libcalls! */ #define umul_ppmm(w1, w0, u, v) \ do { \ typedef unsigned int __ll_UTItype __attribute__((mode(TI))); \ @@ -1272,7 +1487,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #define umul_ppmm(ph, pl, m0, m1) \ do { \ UDItype __m0 = (m0), __m1 = (m1); \ - __asm__ ("mulhdu %0,%1,%2" : "=r" (ph) : "%r" (m0), "r" (m1)); \ + __asm__ ("mulhdu %0,%1,%2" : "=r" (ph) : "%r" (__m0), "r" (__m1)); \ (pl) = __m0 * __m1; \ } while (0) #endif @@ -1280,7 +1495,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #define smul_ppmm(ph, pl, m0, m1) \ do { \ DItype __m0 = (m0), __m1 = (m1); \ - __asm__ ("mulhd %0,%1,%2" : "=r" (ph) : "%r" (m0), "r" (m1)); \ + __asm__ ("mulhd %0,%1,%2" : "=r" (ph) : "%r" (__m0), "r" (__m1)); \ (pl) = __m0 * __m1; \ } while (0) #define SMUL_TIME 14 /* ??? */ @@ -1361,7 +1576,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); } while (0) #endif /* RT/ROMP */ -#if defined (__sh2__) && W_TYPE_SIZE == 32 +#if (defined (__SH2__) || defined (__SH3__) || defined (__SH4__)) && W_TYPE_SIZE == 32 #define umul_ppmm(w1, w0, u, v) \ __asm__ ("dmulu.l %2,%3\n\tsts macl,%1\n\tsts mach,%0" \ : "=r" (w1), "=r" (w0) : "r" (u), "r" (v) : "macl", "mach") @@ -1379,8 +1594,6 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); : "=r" (sh), "=&r" (sl) \ : "rJ" (ah), "rI" (bh), "rJ" (al), "rI" (bl) \ __CLOBBER_CC) -/* Note: the following FIXME comes from GMP, thus it does make sense to try - to resolve it in MPFR. */ /* FIXME: When gcc -mcpu=v9 is used on solaris, gcc/config/sol2-sld-64.h doesn't define anything to indicate that to us, it only sets __sparcv8. */ #if defined (__sparc_v9__) || defined (__sparcv9) @@ -1545,7 +1758,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); (q) = __MPN(udiv_qrnnd) (&__r, (n1), (n0), (d)); \ (r) = __r; \ } while (0) -extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); +extern UWtype __MPN(udiv_qrnnd) (UWtype *, UWtype, UWtype, UWtype); #ifndef UDIV_TIME #define UDIV_TIME 140 #endif @@ -1559,22 +1772,46 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); "addcc %r4,%5,%1\n" \ " addccc %r6,%7,%%g0\n" \ " addc %r2,%3,%0" \ - : "=r" (sh), "=&r" (sl) \ - : "rJ" (ah), "rI" (bh), "%rJ" (al), "rI" (bl), \ - "%rJ" ((al) >> 32), "rI" ((bl) >> 32) \ + : "=r" (sh), "=&r" (sl) \ + : "rJ" ((UDItype)(ah)), "rI" ((UDItype)(bh)), \ + "%rJ" ((UDItype)(al)), "rI" ((UDItype)(bl)), \ + "%rJ" ((UDItype)(al) >> 32), "rI" ((UDItype)(bl) >> 32) \ __CLOBBER_CC) #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ __asm__ ( \ "subcc %r4,%5,%1\n" \ " subccc %r6,%7,%%g0\n" \ " subc %r2,%3,%0" \ - : "=r" (sh), "=&r" (sl) \ - : "rJ" (ah), "rI" (bh), "rJ" (al), "rI" (bl), \ - "rJ" ((al) >> 32), "rI" ((bl) >> 32) \ + : "=r" (sh), "=&r" (sl) \ + : "rJ" ((UDItype)(ah)), "rI" ((UDItype)(bh)), \ + "rJ" ((UDItype)(al)), "rI" ((UDItype)(bl)), \ + "rJ" ((UDItype)(al) >> 32), "rI" ((UDItype)(bl) >> 32) \ __CLOBBER_CC) +#if __VIS__ >= 0x300 +#undef add_ssaaaa +#define add_ssaaaa(sh, sl, ah, al, bh, bl) \ + __asm__ ( \ + "addcc %r4, %5, %1\n" \ + " addxc %r2, %r3, %0" \ + : "=r" (sh), "=&r" (sl) \ + : "rJ" ((UDItype)(ah)), "rJ" ((UDItype)(bh)), \ + "%rJ" ((UDItype)(al)), "rI" ((UDItype)(bl)) __CLOBBER_CC) +#define umul_ppmm(ph, pl, m0, m1) \ + do { \ + UDItype __m0 = (m0), __m1 = (m1); \ + (pl) = __m0 * __m1; \ + __asm__ ("umulxhi\t%2, %1, %0" \ + : "=r" (ph) \ + : "%r" (__m0), "r" (__m1)); \ + } while (0) +#define count_leading_zeros(count, x) \ + __asm__ ("lzd\t%1,%0" : "=r" (count) : "r" (x)) +/* Needed by count_leading_zeros_32 in sparc64.h. */ +#define COUNT_LEADING_ZEROS_NEED_CLZ_TAB +#endif #endif -#if defined (__vax__) && W_TYPE_SIZE == 32 +#if (defined (__vax) || defined (__vax__)) && W_TYPE_SIZE == 32 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ __asm__ ("addl2 %5,%1\n\tadwc %3,%0" \ : "=g" (sh), "=&g" (sl) \ @@ -1605,8 +1842,6 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); : "=g" (q), "=g" (r) : "g" (__x.__ll), "g" (d)); \ } while (0) #if 0 -/* Note: the following FIXME comes from GMP, thus it does make sense to try - to resolve it in MPFR. */ /* FIXME: This instruction appears to be unimplemented on some systems (vax 8800 maybe). */ #define count_trailing_zeros(count,x) \ @@ -1616,7 +1851,7 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); : "g" ((USItype) (x))); \ } while (0) #endif -#endif /* __vax__ */ +#endif /* vax */ #if defined (__z8000__) && W_TYPE_SIZE == 16 #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ @@ -1649,13 +1884,14 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #endif /* NO_ASM */ +/* FIXME: "sidi" here is highly doubtful, should sometimes be "diti". */ #if !defined (umul_ppmm) && defined (__umulsidi3) #define umul_ppmm(ph, pl, m0, m1) \ - { \ + do { \ UDWtype __ll = __umulsidi3 (m0, m1); \ ph = (UWtype) (__ll >> W_TYPE_SIZE); \ pl = (UWtype) __ll; \ - } + } while (0) #endif #if !defined (__umulsidi3) @@ -1666,62 +1902,68 @@ extern UWtype __MPN(udiv_qrnnd) _PROTO ((UWtype *, UWtype, UWtype, UWtype)); #endif +#if defined (__cplusplus) +#define __longlong_h_C "C" +#else +#define __longlong_h_C +#endif + /* Use mpn_umul_ppmm or mpn_udiv_qrnnd functions, if they exist. The "_r" forms have "reversed" arguments, meaning the pointer is last, which sometimes allows better parameter passing, in particular on 64-bit hppa. */ #define mpn_umul_ppmm __MPN(umul_ppmm) -extern UWtype mpn_umul_ppmm _PROTO ((UWtype *, UWtype, UWtype)); +extern __longlong_h_C UWtype mpn_umul_ppmm (UWtype *, UWtype, UWtype); #if ! defined (umul_ppmm) && HAVE_NATIVE_mpn_umul_ppmm \ && ! defined (LONGLONG_STANDALONE) -#define umul_ppmm(wh, wl, u, v) \ - do { \ - UWtype __umul_ppmm__p0; \ - (wh) = mpn_umul_ppmm (&__umul_ppmm__p0, (UWtype) (u), (UWtype) (v)); \ - (wl) = __umul_ppmm__p0; \ +#define umul_ppmm(wh, wl, u, v) \ + do { \ + UWtype __umul_ppmm__p0; \ + (wh) = mpn_umul_ppmm (&__umul_ppmm__p0, (UWtype) (u), (UWtype) (v));\ + (wl) = __umul_ppmm__p0; \ } while (0) #endif #define mpn_umul_ppmm_r __MPN(umul_ppmm_r) -extern UWtype mpn_umul_ppmm_r _PROTO ((UWtype, UWtype, UWtype *)); +extern __longlong_h_C UWtype mpn_umul_ppmm_r (UWtype, UWtype, UWtype *); #if ! defined (umul_ppmm) && HAVE_NATIVE_mpn_umul_ppmm_r \ && ! defined (LONGLONG_STANDALONE) -#define umul_ppmm(wh, wl, u, v) \ - do { \ - UWtype __umul_ppmm__p0; \ - (wh) = mpn_umul_ppmm_r ((UWtype) (u), (UWtype) (v), &__umul_ppmm__p0); \ - (wl) = __umul_ppmm__p0; \ +#define umul_ppmm(wh, wl, u, v) \ + do { \ + UWtype __umul_p0; \ + (wh) = mpn_umul_ppmm_r ((UWtype) (u), (UWtype) (v), &__umul_p0); \ + (wl) = __umul_p0; \ } while (0) #endif #define mpn_udiv_qrnnd __MPN(udiv_qrnnd) -extern UWtype mpn_udiv_qrnnd _PROTO ((UWtype *, UWtype, UWtype, UWtype)); +extern __longlong_h_C UWtype mpn_udiv_qrnnd (UWtype *, UWtype, UWtype, UWtype); #if ! defined (udiv_qrnnd) && HAVE_NATIVE_mpn_udiv_qrnnd \ && ! defined (LONGLONG_STANDALONE) #define udiv_qrnnd(q, r, n1, n0, d) \ do { \ - UWtype __udiv_qrnnd__r; \ - (q) = mpn_udiv_qrnnd (&__udiv_qrnnd__r, \ + UWtype __udiv_qrnnd_r; \ + (q) = mpn_udiv_qrnnd (&__udiv_qrnnd_r, \ (UWtype) (n1), (UWtype) (n0), (UWtype) d); \ - (r) = __udiv_qrnnd__r; \ + (r) = __udiv_qrnnd_r; \ } while (0) #endif #define mpn_udiv_qrnnd_r __MPN(udiv_qrnnd_r) -extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); +extern __longlong_h_C UWtype mpn_udiv_qrnnd_r (UWtype, UWtype, UWtype, UWtype *); #if ! defined (udiv_qrnnd) && HAVE_NATIVE_mpn_udiv_qrnnd_r \ && ! defined (LONGLONG_STANDALONE) #define udiv_qrnnd(q, r, n1, n0, d) \ do { \ - UWtype __udiv_qrnnd__r; \ + UWtype __udiv_qrnnd_r; \ (q) = mpn_udiv_qrnnd_r ((UWtype) (n1), (UWtype) (n0), (UWtype) d, \ - &__udiv_qrnnd__r); \ - (r) = __udiv_qrnnd__r; \ + &__udiv_qrnnd_r); \ + (r) = __udiv_qrnnd_r; \ } while (0) #endif @@ -1743,7 +1985,7 @@ extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); do { \ UWtype __x; \ __x = (al) - (bl); \ - (sh) = (ah) - (bh) - ((al) < (bl)); \ + (sh) = (ah) - (bh) - ((al) < (bl)); \ (sl) = __x; \ } while (0) #endif @@ -1854,13 +2096,14 @@ extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); /* If the processor has no udiv_qrnnd but sdiv_qrnnd, go through __udiv_w_sdiv (defined in libgcc or elsewhere). */ -#if !defined (udiv_qrnnd) && defined (sdiv_qrnnd) +#if !defined (udiv_qrnnd) && defined (sdiv_qrnnd) && !defined(LONGLONG_STANDALONE) #define udiv_qrnnd(q, r, nh, nl, d) \ do { \ UWtype __r; \ (q) = __MPN(udiv_w_sdiv) (&__r, nh, nl, d); \ (r) = __r; \ } while (0) +__GMP_DECLSPEC UWtype __MPN(udiv_w_sdiv) (UWtype *, UWtype, UWtype, UWtype); #endif /* If udiv_qrnnd was not defined for this processor, use __udiv_qrnnd_c. */ @@ -1895,6 +2138,7 @@ extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); /* This version gives a well-defined value for zero. */ #define COUNT_LEADING_ZEROS_0 (W_TYPE_SIZE - 1) #define COUNT_LEADING_ZEROS_NEED_CLZ_TAB +#define COUNT_LEADING_ZEROS_SLOW #endif /* clz_tab needed by mpn/x86/pentium/mod_1.asm in a fat binary */ @@ -1903,17 +2147,13 @@ extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); #endif #ifdef COUNT_LEADING_ZEROS_NEED_CLZ_TAB -# ifdef MPFR_HAVE_GMP_IMPL - extern const unsigned char __GMP_DECLSPEC __clz_tab[128]; -# else - extern const unsigned char __clz_tab[128]; -# endif +extern const unsigned char __GMP_DECLSPEC __clz_tab[129]; #endif #if !defined (count_trailing_zeros) -/* Define count_trailing_zeros using count_leading_zeros. The latter might be - defined in asm, but if it is not, the C version above is good enough. */ -#define count_trailing_zeros(count, x) \ +#if !defined (COUNT_LEADING_ZEROS_SLOW) +/* Define count_trailing_zeros using an asm count_leading_zeros. */ +#define count_trailing_zeros(count, x) \ do { \ UWtype __ctz_x = (x); \ UWtype __ctz_c; \ @@ -1921,6 +2161,30 @@ extern UWtype mpn_udiv_qrnnd_r _PROTO ((UWtype, UWtype, UWtype, UWtype *)); count_leading_zeros (__ctz_c, __ctz_x & -__ctz_x); \ (count) = W_TYPE_SIZE - 1 - __ctz_c; \ } while (0) +#else +/* Define count_trailing_zeros in plain C, assuming small counts are common. + We use clz_tab without ado, since the C count_leading_zeros above will have + pulled it in. */ +#define count_trailing_zeros(count, x) \ + do { \ + UWtype __ctz_x = (x); \ + int __ctz_c; \ + \ + if (LIKELY ((__ctz_x & 0xff) != 0)) \ + (count) = __clz_tab[__ctz_x & -__ctz_x] - 2; \ + else \ + { \ + for (__ctz_c = 8 - 2; __ctz_c < W_TYPE_SIZE - 2; __ctz_c += 8) \ + { \ + __ctz_x >>= 8; \ + if (LIKELY ((__ctz_x & 0xff) != 0)) \ + break; \ + } \ + \ + (count) = __ctz_c + __clz_tab[__ctz_x & -__ctz_x]; \ + } \ + } while (0) +#endif #endif #ifndef UDIV_NEEDS_NORMALIZATION diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.c b/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.c new file mode 100644 index 00000000000..c215882a1ab --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.c @@ -0,0 +1,211 @@ +/* mpfr-mini-gmp.c -- Interface functions for mini-gmp. + +Copyright 2014-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* The following include will do 2 things: include the config.h + if there is one (as it may define MPFR_USE_MINI_GMP), and avoid + an empty translation unit (see ISO C99, 6.9). */ +#include "mpfr-impl.h" + +#ifdef MPFR_USE_MINI_GMP + +#include "mpfr-mini-gmp.h" + +/************************ random generation functions ************************/ + +#ifdef WANT_gmp_randinit_default +void +gmp_randinit_default (gmp_randstate_t state) +{ +} +#endif + +#ifdef WANT_gmp_randseed_ui +void +gmp_randseed_ui (gmp_randstate_t state, unsigned long int seed) +{ + srand48 (seed); +} +#endif + +#ifdef WANT_gmp_randclear +void +gmp_randclear (gmp_randstate_t state) +{ +} +#endif + +#ifdef WANT_gmp_randinit_set +void +gmp_randinit_set (gmp_randstate_t s1, gmp_randstate_t s2) +{ +} +#endif + +static mp_limb_t +random_limb (void) +{ + /* lrand48() only gives 31 bits */ +#if GMP_NUMB_BITS == 32 + return lrand48 () + (lrand48 () << 31); +#else + return lrand48 () + (((mp_limb_t) lrand48 ()) << 31) + + (((mp_limb_t) lrand48 ()) << 62); +#endif +} + +#ifdef WANT_mpz_urandomb +void +mpz_urandomb (mpz_t rop, gmp_randstate_t state, mp_bitcnt_t nbits) +{ + unsigned long n, i; + + mpz_realloc2 (rop, nbits); + n = (nbits - 1) / GMP_NUMB_BITS + 1; /* number of limbs */ + for (i = n; i-- > 0;) + rop->_mp_d[i] = random_limb (); + i = n * GMP_NUMB_BITS - nbits; + /* mask the upper i bits */ + if (i) + rop->_mp_d[n-1] = (rop->_mp_d[n-1] << i) >> i; + while (n > 0 && (rop->_mp_d[n-1] == 0)) + n--; + rop->_mp_size = n; +} +#endif + +#ifdef WANT_gmp_urandomm_ui +unsigned long +gmp_urandomm_ui (gmp_randstate_t state, unsigned long n) +{ + return random_limb () % n; +} +#endif + +#ifdef WANT_gmp_urandomb_ui +unsigned long +gmp_urandomb_ui (gmp_randstate_t state, unsigned long n) +{ + return random_limb () % (1UL << n); +} +#endif + +/************************* division functions ********************************/ + +#ifdef WANT_mpn_divrem_1 +mp_limb_t +mpn_divrem_1 (mp_limb_t *qp, mp_size_t qxn, mp_limb_t *np, mp_size_t nn, + mp_limb_t d0) +{ + mpz_t q, r, n, d; + mp_limb_t ret, dd[1]; + + d->_mp_d = dd; + d->_mp_d[0] = d0; + d->_mp_size = 1; + mpz_init (q); + mpz_init (r); + if (qxn == 0) + { + n->_mp_d = np; + n->_mp_size = nn; + } + else + { + mpz_init2 (n, (nn + qxn) * GMP_NUMB_BITS); + mpn_copyi (n->_mp_d + qxn, np, nn); + mpn_zero (n->_mp_d, qxn); + n->_mp_size = nn + qxn; + } + mpz_tdiv_qr (q, r, n, d); + if (q->_mp_size > 0) + mpn_copyi (qp, q->_mp_d, q->_mp_size); + if (q->_mp_size < nn + qxn) + mpn_zero (qp + q->_mp_size, nn + qxn - q->_mp_size); + ret = (r->_mp_size == 1) ? r->_mp_d[0] : 0; + mpz_clear (q); + mpz_clear (r); + if (qxn != 0) + mpz_clear (n); + return ret; +} +#endif + +#ifdef WANT_mpn_divrem +mp_limb_t +mpn_divrem (mp_limb_t *qp, mp_size_t qn, mp_limb_t *np, + mp_size_t nn, const mp_limb_t *dp, mp_size_t dn) +{ + mpz_t q, r, n, d; + mp_limb_t ret; + + MPFR_ASSERTN(qn == 0); + qn = nn - dn; + n->_mp_d = np; + n->_mp_size = nn; + d->_mp_d = (mp_limb_t*) dp; + d->_mp_size = dn; + mpz_init (q); + mpz_init (r); + mpz_tdiv_qr (q, r, n, d); + MPFR_ASSERTN(q->_mp_size == qn || q->_mp_size == qn + 1); + mpn_copyi (qp, q->_mp_d, qn); + ret = (q->_mp_size == qn) ? 0 : q->_mp_d[qn]; + if (r->_mp_size > 0) + mpn_copyi (np, r->_mp_d, r->_mp_size); + if (r->_mp_size < dn) + mpn_zero (np + r->_mp_size, dn - r->_mp_size); + mpz_clear (q); + mpz_clear (r); + return ret; +} +#endif + +#ifdef WANT_mpn_tdiv_qr +void +mpn_tdiv_qr (mp_limb_t *qp, mp_limb_t *rp, mp_size_t qxn, + const mp_limb_t *np, mp_size_t nn, + const mp_limb_t *dp, mp_size_t dn) +{ + mpz_t q, r, n, d; + + MPFR_ASSERTN(qxn == 0); + n->_mp_d = (mp_limb_t*) np; + n->_mp_size = nn; + d->_mp_d = (mp_limb_t*) dp; + d->_mp_size = dn; + mpz_init (q); + mpz_init (r); + mpz_tdiv_qr (q, r, n, d); + MPFR_ASSERTN(q->_mp_size > 0); + mpn_copyi (qp, q->_mp_d, q->_mp_size); + if (q->_mp_size < nn - dn + 1) + mpn_zero (qp + q->_mp_size, nn - dn + 1 - q->_mp_size); + if (r->_mp_size > 0) + mpn_copyi (rp, r->_mp_d, r->_mp_size); + if (r->_mp_size < dn) + mpn_zero (rp + r->_mp_size, dn - r->_mp_size); + mpz_clear (q); + mpz_clear (r); +} +#endif + +#endif /* MPFR_USE_MINI_GMP */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.h new file mode 100644 index 00000000000..bba04f8674c --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-mini-gmp.h @@ -0,0 +1,141 @@ +/* mpfr-mini-gmp.h -- Interface header for mini-gmp. + +Copyright 2014-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <stdlib.h> /* for size_t */ +#include "gmp.h" + +#ifndef gmp_version +extern char gmp_version[]; +#endif + +#ifndef GMP_NUMB_BITS +/* see https://gmplib.org/list-archives/gmp-bugs/2015-October/003755.html */ +#include <limits.h> +#define GMP_NUMB_BITS (CHAR_BIT * sizeof(mp_limb_t)) +#endif + +#ifndef mp_limb_signed_t +typedef long mp_limb_signed_t; +#endif + +#ifndef __gmp_allocate_func +#define __gmp_allocate_func gmp_default_alloc +#define __gmp_reallocate_func gmp_default_realloc +#define __gmp_free_func gmp_default_free +#endif + +#ifndef gmp_randstate_t +typedef long int __gmp_randstate_struct; +typedef __gmp_randstate_struct gmp_randstate_t[1]; +#endif + +#ifndef gmp_randinit_default +#define WANT_gmp_randinit_default +void gmp_randinit_default (gmp_randstate_t); +#endif + +#ifndef gmp_randseed_ui +#define WANT_gmp_randseed_ui +void gmp_randseed_ui (gmp_randstate_t, unsigned long int); +#endif + +#ifndef gmp_randclear +#define WANT_gmp_randclear +void gmp_randclear (gmp_randstate_t); +#endif + +#ifndef gmp_randinit_set +#define WANT_gmp_randinit_set +void gmp_randinit_set (gmp_randstate_t, gmp_randstate_t); +#endif + +#ifndef mpn_scan1 +#define WANT_mpn_scan1 +mp_bitcnt_t mpn_scan1 (const mp_limb_t *, mp_bitcnt_t); +#endif + +#ifndef mpz_perfect_square_p +#define WANT_mpz_perfect_square_p +int mpz_perfect_square_p (const mpz_t); +#endif + +#ifndef mpz_addmul_ui +#define WANT_mpz_addmul_ui +void mpz_addmul_ui (mpz_t, const mpz_t, unsigned long); +#endif + +#ifndef mpn_divrem_1 +#define WANT_mpn_divrem_1 +mp_limb_t mpn_divrem_1 (mp_limb_t*, mp_size_t, mp_limb_t*, mp_size_t, + mp_limb_t); +#endif + +#ifndef mpz_urandomb +#define WANT_mpz_urandomb +void mpz_urandomb (mpz_t, gmp_randstate_t, mp_bitcnt_t); +#endif + +#ifndef mpn_zero +#define WANT_mpn_zero +void mpn_zero (mp_limb_t *, mp_size_t); +#endif + +#ifndef mpn_popcount +#define WANT_mpn_popcount +mp_bitcnt_t mpn_popcount (const mp_limb_t *, mp_size_t); +#endif + +#ifndef gmp_urandomm_ui +#define WANT_gmp_urandomm_ui +unsigned long gmp_urandomm_ui (gmp_randstate_t state, unsigned long n); +#endif + +#ifndef gmp_urandomb_ui +#define WANT_gmp_urandomb_ui +unsigned long gmp_urandomb_ui (gmp_randstate_t state, unsigned long n); +#endif + +#ifndef mpn_divrem +#define WANT_mpn_divrem +mp_limb_t mpn_divrem (mp_limb_t *, mp_size_t, mp_limb_t *, + mp_size_t, const mp_limb_t *, mp_size_t); +#endif + +#ifndef mpz_submul +#define WANT_mpz_submul +void mpz_submul (mpz_t, const mpz_t, const mpz_t); +#endif + +#ifndef mpz_addmul +#define WANT_mpz_addmul +void mpz_addmul (mpz_t, const mpz_t, const mpz_t); +#endif + +#ifndef mpn_tdiv_qr +#define WANT_mpn_tdiv_qr +void mpn_tdiv_qr (mp_limb_t *, mp_limb_t *, mp_size_t, + const mp_limb_t *, mp_size_t, const mp_limb_t *, mp_size_t); +#endif + +#ifndef mpz_rrandomb +#define mpz_rrandomb mpz_urandomb +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-sassert.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-sassert.h new file mode 100644 index 00000000000..776ec771958 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-sassert.h @@ -0,0 +1,75 @@ +/* MPFR internal header related to Static Assertions + +Copyright 2012-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#ifndef __MPFR_STATIC_ASSERT_H__ +#define __MPFR_STATIC_ASSERT_H__ + +#include "mpfr-cvers.h" /* for __MPFR_GNUC */ + +/* How to use: + =========== + MPFR_DECL_STATIC_ASSERT: + + to check a condition at compile time within the declaration section. + MPFR_STAT_STATIC_ASSERT: + + to check a condition at compile time within the statement section. +*/ + +#ifdef MPFR_USE_STATIC_ASSERT + +/* C11 version */ +# if defined (__STDC_VERSION__) +# if (__STDC_VERSION__ >= 201112L) +# define MPFR_DECL_STATIC_ASSERT(c) _Static_assert((c), #c ) +# define MPFR_STAT_STATIC_ASSERT(c) _Static_assert((c), #c ) +# endif +# endif + +/* Default version which should be compatible with nearly all compilers */ +# if !defined(MPFR_DECL_STATIC_ASSERT) +# if __MPFR_GNUC(4,8) +/* Get rid of annoying warnings "typedef '...' locally defined but not used" + (new in GCC 4.8). Thanks to Jonathan Wakely for this solution: + https://gcc.gnu.org/ml/gcc-help/2013-07/msg00142.html */ +# define MPFR_TYPEDEF_UNUSED __attribute__ ((unused)) +# else +# define MPFR_TYPEDEF_UNUSED +# endif +# define MPFR_ASSERT_CAT(a,b) MPFR_ASSERT_CAT_(a,b) +# define MPFR_ASSERT_CAT_(a,b) a ## b +# define MPFR_STAT_STATIC_ASSERT(c) do { \ + typedef enum { MPFR_ASSERT_CAT(MPFR_STATIC_ASSERT_CONST_,__LINE__) = !(c) } \ + MPFR_ASSERT_CAT(MPFR_ASSERT_,__LINE__)[!!(c) ? 1 : -1] \ + MPFR_TYPEDEF_UNUSED; } while (0) +# define MPFR_DECL_STATIC_ASSERT(c) \ + typedef enum { MPFR_ASSERT_CAT(MPFR_STATIC_ASSERT_CONST_,__LINE__) = !(c) } \ + MPFR_ASSERT_CAT(MPFR_ASSERT_,__LINE__)[!!(c) ? 1 : -1]; +# endif + +#else + +/* No support: default to classic assertions */ +# define MPFR_DECL_STATIC_ASSERT(c) /* Nothing */ +# define MPFR_STAT_STATIC_ASSERT(c) MPFR_ASSERTN(c) + +#endif + +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr-thread.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr-thread.h index a32f9cb2091..10e89c3f35a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr-thread.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr-thread.h @@ -23,6 +23,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifndef __MPFR_THREAD_H__ #define __MPFR_THREAD_H__ +/* Note: MPFR_NEED_THREAD_LOCK shall be defined before including this + header */ + /* Note: Let's define MPFR_THREAD_ATTR even after a #error to make the error message more visible (e.g. gcc doesn't immediately stop after the #error line and outputs many error messages if MPFR_THREAD_ATTR @@ -42,4 +45,220 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., # endif #endif +/* If MPFR needs a lock mechanism for thread synchro */ +#ifdef MPFR_NEED_THREAD_LOCK + +/**************************************************************************/ +/**************************************************************************/ +/* ISO C11 version */ +/**************************************************************************/ +/**************************************************************************/ +#if defined (MPFR_HAVE_C11_LOCK) +/* NOTE: This version has not been completly tested */ +#include <thread.h> + +#define MPFR_LOCK_DECL(_lock) \ + mtx_t _lock; + +#define MPFR_LOCK_INIT(_lock) do { \ + int error_code = mtx_init(&(_lock), mtx_plain); \ + MPFR_ASSERTD( error_code == thrd_success); \ + } while (0) + +#define MPFR_LOCK_CLEAR(_lock) do { \ + mtx_destroy(&(_lock)); \ + } while (0) + +#define MPFR_LOCK_READ(_lock) do { \ + int error_code = mtx_lock(&(_lock)); \ + MPFR_ASSERTD(error_code == thrd_success); \ + } while (0) + +#define MPFR_UNLOCK_READ(_lock) do { \ + int error_code = mtx_unlock(&(_lock)); \ + MPFR_ASSERTD(error_code == thrd_success); \ + } while (0) + +#define MPFR_LOCK_WRITE(_lock) do { \ + int error_code = mtx_lock(&(_lock)); \ + MPFR_ASSERTD(error_code == thrd_success); \ + } while (0) + +#define MPFR_UNLOCK_WRITE(_lock) do { \ + int error_code = mtx_unlock(&(_lock)); \ + MPFR_ASSERTD(error_code == thrd_success); \ + } while (0) + +#define MPFR_LOCK_READ2WRITE(_lock) + +#define MPFR_LOCK_WRITE2READ(_lock) + +#define MPFR_ONCE_DECL(_once) \ + once_flag _once; + +#define MPFR_ONCE_INIT_VALUE ONCE_FLAG_INIT + +#define MPFR_ONCE_CALL(_once, _func) do { \ + call_once(&(_once), (_func)); \ + } while (0) + +#define MPFR_NEED_DEFERRED_INIT 1 + + +/**************************************************************************/ +/**************************************************************************/ +/* POSIX version */ +/**************************************************************************/ +/**************************************************************************/ +#elif defined (HAVE_PTHREAD) +# include <pthread.h> + +#define MPFR_LOCK_DECL(_lock) \ + pthread_rwlock_t _lock; + +#define MPFR_LOCK_INIT(_lock) do { \ + int error_code = pthread_rwlock_init(&(_lock), NULL); \ + MPFR_ASSERTD( error_code == 0); \ + } while (0) + +#define MPFR_LOCK_CLEAR(_lock) do { \ + pthread_rwlock_destroy(&(_lock)); \ + } while (0) + +#define MPFR_LOCK_READ(_lock) do { \ + int error_code = pthread_rwlock_rdlock(&(_lock)); \ + MPFR_ASSERTD(error_code == 0); \ + } while (0) + +#define MPFR_UNLOCK_READ(_lock) do { \ + int error_code = pthread_rwlock_unlock(&(_lock)); \ + MPFR_ASSERTD(error_code == 0); \ + } while (0) + +#define MPFR_LOCK_WRITE(_lock) do { \ + int error_code = pthread_rwlock_wrlock(&(_lock)); \ + MPFR_ASSERTD(error_code == 0); \ + } while (0) + +#define MPFR_UNLOCK_WRITE(_lock) do { \ + int error_code = pthread_rwlock_unlock(&(_lock)); \ + MPFR_ASSERTD(error_code == 0); \ + } while (0) + +#define MPFR_LOCK_READ2WRITE(_lock) do { \ + MPFR_UNLOCK_READ(_lock); \ + MPFR_LOCK_WRITE(_lock); \ + } while (0) + +#define MPFR_LOCK_WRITE2READ(_lock) do { \ + MPFR_UNLOCK_WRITE(_lock); \ + MPFR_LOCK_READ(_lock); \ + } while (0) + +#define MPFR_ONCE_DECL(_once) \ + pthread_once_t _once ; + +#define MPFR_ONCE_INIT_VALUE PTHREAD_ONCE_INIT + +#define MPFR_ONCE_CALL(_once, _func) do { \ + int error_code = pthread_once (&(_once), (_func)); \ + MPFR_ASSERTD (error_code == 0); \ + } while (0) + +#define MPFR_NEED_DEFERRED_INIT 1 + +#else + +/* TODO: Win32 */ +# error "No thread lock / unsupported OS." + +#endif + +#else + +/**************************************************************************/ +/**************************************************************************/ +/* No lock thread version */ +/**************************************************************************/ +/**************************************************************************/ + +#define MPFR_LOCK_DECL(_lock) +#define MPFR_LOCK_INIT(_lock) do {} while (0) +#define MPFR_LOCK_CLEAR(_lock) do {} while (0) +#define MPFR_LOCK_READ(_lock) do {} while (0) +#define MPFR_UNLOCK_READ(_lock) do {} while (0) +#define MPFR_LOCK_WRITE(_lock) do {} while (0) +#define MPFR_UNLOCK_WRITE(_lock) do {} while (0) +#define MPFR_LOCK_READ2WRITE(_lock) do {} while (0) +#define MPFR_LOCK_WRITE2READ(_lock) do {} while (0) +#define MPFR_ONCE_INIT_VALUE +#define MPFR_ONCE_DECL(_once) +#define MPFR_ONCE_CALL(_once,_func) do {} while (0) + +#endif + + + +/**************************************************************************/ +/**************************************************************************/ + +/**************************************************************************/ +/**************************************************************************/ + +/* If MPFR Needs a way to init data before using them */ +#if defined(MPFR_NEED_DEFERRED_INIT) + +#if defined(MPFR_HAVE_CONSTRUCTOR_ATTR) + +/*********************** Use constructor extension ************************/ +#define MPFR_DEFERRED_INIT_MASTER_DECL(_id, _init, _clear) \ + __attribute__ ((constructor)) static void \ + mpfr_init_cache_ ## _id (void) { \ + _init ; \ + } \ + __attribute__ ((destructor)) static void \ + mpfr_clean_cache_ ## _id (void) { \ + _clear; \ + } + +#define MPFR_DEFERRED_INIT_CALL(_master) do {} while (0) +#define MPFR_DEFERRED_INIT_SLAVE_DECL() +#define MPFR_DEFERRED_INIT_SLAVE_VALUE(_id) + +#else + +/**************************** Use once semantic ***************************/ +#define MPFR_DEFERRED_INIT_MASTER_DECL(_id, _init, _clear) \ + static void mpfr_once_ ## _id ## _clear_func (void) { \ + _clear ; \ + } \ + static void mpfr_once_ ## _id ## _init_func (void) { \ + _init; \ + atexit(mpfr_once_ ## _id ## _clear_func); \ + } + +#define MPFR_DEFERRED_INIT_CALL(_master) \ + MPFR_ONCE_CALL((_master)->once, (_master)->init_once) + +#define MPFR_DEFERRED_INIT_SLAVE_DECL() \ + MPFR_ONCE_DECL(once) \ + void (*init_once)(void); + +#define MPFR_DEFERRED_INIT_SLAVE_VALUE(_id) \ + , MPFR_ONCE_INIT_VALUE, mpfr_once_ ## _id ## _init_func + +#endif + +#else + +/* No need */ +#define MPFR_DEFERRED_INIT_MASTER_DECL(_id_lock, _init, _clear) +#define MPFR_DEFERRED_INIT_CALL(_master) do {} while (0) +#define MPFR_DEFERRED_INIT_SLAVE_DECL() +#define MPFR_DEFERRED_INIT_SLAVE_VALUE(_id) + +#endif + +/**************************************************************************/ + #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpfr.h b/Build/source/libs/mpfr/mpfr-src/src/mpfr.h index 6dba95f2743..4b71733d862 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpfr.h +++ b/Build/source/libs/mpfr/mpfr-src/src/mpfr.h @@ -24,32 +24,32 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define __MPFR_H /* Define MPFR version number */ -#define MPFR_VERSION_MAJOR 3 -#define MPFR_VERSION_MINOR 1 -#define MPFR_VERSION_PATCHLEVEL 6 -#define MPFR_VERSION_STRING "3.1.6" +#define MPFR_VERSION_MAJOR 4 +#define MPFR_VERSION_MINOR 0 +#define MPFR_VERSION_PATCHLEVEL 0 +#define MPFR_VERSION_STRING "4.0.0" + +/* User macros: + MPFR_USE_FILE: Define it to make MPFR define functions dealing + with FILE* (auto-detect). + MPFR_USE_INTMAX_T: Define it to make MPFR define functions dealing + with intmax_t (auto-detect). + MPFR_USE_VA_LIST: Define it to make MPFR define functions dealing + with va_list (auto-detect). + MPFR_USE_C99_FEATURE: Define it to 1 to make MPFR support C99-feature + (auto-detect), to 0 to bypass the detection. + MPFR_USE_EXTENSION: Define it to make MPFR use GCC extension to + reduce warnings. + MPFR_USE_NO_MACRO: Define it to make MPFR remove any overriding + function macro. +*/ /* Macros dealing with MPFR VERSION */ #define MPFR_VERSION_NUM(a,b,c) (((a) << 16L) | ((b) << 8) | (c)) #define MPFR_VERSION \ MPFR_VERSION_NUM(MPFR_VERSION_MAJOR,MPFR_VERSION_MINOR,MPFR_VERSION_PATCHLEVEL) -/* Check if GMP is included, and try to include it (Works with local GMP) */ -#ifndef __GMP_H__ -# include <gmp.h> -#endif - -/* GMP's internal __gmp_const macro has been removed on 2012-03-04: - http://gmplib.org:8000/gmp/rev/d287cfaf6732 - const is standard and now assumed to be available. If the __gmp_const - definition is no longer present in GMP, this probably means that GMP - assumes that const is available; thus let's define it to const. - Note: this is a temporary fix that can be backported to previous MPFR - versions. In the future, __gmp_const should be replaced by const like - in GMP. */ -#ifndef __gmp_const -# define __gmp_const const -#endif +#include <gmp.h> /* Avoid some problems with macro expansion if the user defines macros with the same name as keywords. By convention, identifiers and macro @@ -61,6 +61,28 @@ typedef long mpfr_long; typedef unsigned long mpfr_ulong; typedef size_t mpfr_size_t; +/* Global (possibly TLS) flags. Might also be used in an mpfr_t in the + future (there would be room as mpfr_sign_t just needs 1 byte). + TODO: The tests currently assume that the flags fits in an unsigned int; + this should be cleaned up, e.g. by defining a function that outputs the + flags as a string or by using the flags_out function (from tests/tests.c + directly). */ +typedef unsigned int mpfr_flags_t; + +/* Flags macros (in the public API) */ +#define MPFR_FLAGS_UNDERFLOW 1 +#define MPFR_FLAGS_OVERFLOW 2 +#define MPFR_FLAGS_NAN 4 +#define MPFR_FLAGS_INEXACT 8 +#define MPFR_FLAGS_ERANGE 16 +#define MPFR_FLAGS_DIVBY0 32 +#define MPFR_FLAGS_ALL (MPFR_FLAGS_UNDERFLOW | \ + MPFR_FLAGS_OVERFLOW | \ + MPFR_FLAGS_NAN | \ + MPFR_FLAGS_INEXACT | \ + MPFR_FLAGS_ERANGE | \ + MPFR_FLAGS_DIVBY0) + /* Definition of rounding modes (DON'T USE MPFR_RNDNA!). Warning! Changing the contents of this enum should be seen as an interface change since the old and the new types are not compatible @@ -70,9 +92,6 @@ typedef size_t mpfr_size_t; MPFR_RNDU must appear just before MPFR_RNDD (see MPFR_IS_RNDUTEST_OR_RNDDNOTTEST in mpfr-impl.h). - MPFR_RNDF has been added, though not implemented yet, in order to avoid - to break the ABI once faithful rounding gets implemented. - If you change the order of the rounding modes, please update the routines in texceptions.c which assume 0=RNDN, 1=RNDZ, 2=RNDU, 3=RNDD, 4=RNDA. */ @@ -82,7 +101,7 @@ typedef enum { MPFR_RNDU, /* round toward +Inf */ MPFR_RNDD, /* round toward -Inf */ MPFR_RNDA, /* round away from zero */ - MPFR_RNDF, /* faithful rounding (not implemented yet) */ + MPFR_RNDF, /* faithful rounding */ MPFR_RNDNA=-1 /* round to nearest, with ties away from zero (mpfr_round) */ } mpfr_rnd_t; @@ -98,7 +117,7 @@ typedef enum { /* Define precision: 1 (short), 2 (int) or 3 (long) (DON'T USE IT!) */ #ifndef _MPFR_PREC_FORMAT -# if __GMP_MP_SIZE_T_INT == 1 +# if __GMP_MP_SIZE_T_INT # define _MPFR_PREC_FORMAT 2 # else # define _MPFR_PREC_FORMAT 3 @@ -132,10 +151,13 @@ typedef unsigned long mpfr_uprec_t; #endif /* Definition of precision limits without needing <limits.h> */ -/* Note: the casts allows the expression to yield the wanted behavior - for _MPFR_PREC_FORMAT == 1 (due to integer promotion rules). */ -#define MPFR_PREC_MIN 2 -#define MPFR_PREC_MAX ((mpfr_prec_t)((mpfr_uprec_t)(~(mpfr_uprec_t)0)>>1)) +/* Note: The casts allows the expression to yield the wanted behavior + for _MPFR_PREC_FORMAT == 1 (due to integer promotion rules). We + also make sure that MPFR_PREC_MIN and MPFR_PREC_MAX have a signed + integer type. The "- 256" allows more security, avoiding some + integer overflows in extreme cases; ideally it should be useless. */ +#define MPFR_PREC_MIN 1 +#define MPFR_PREC_MAX ((mpfr_prec_t) ((((mpfr_uprec_t) -1) >> 1) - 256)) /* Definition of sign */ typedef int mpfr_sign_t; @@ -167,7 +189,11 @@ typedef uintmax_t mpfr_uexp_t; /* DON'T USE THIS! (For MPFR-public macros only, see below.) The mpfr_sgn macro uses the fact that __MPFR_EXP_NAN and __MPFR_EXP_ZERO - are the smallest values. */ + are the smallest values. For a n-bit type, EXP_MAX is 2^(n-1)-1, + EXP_ZERO is 1-2^(n-1), EXP_NAN is 2-2^(n-1), EXP_INF is 3-2^(n-1). + This may change in the future. MPFR code should not be based on these + representations (but if this is absolutely needed, protect the code + with a static assertion). */ #define __MPFR_EXP_MAX ((mpfr_exp_t) (((mpfr_uexp_t) -1) >> 1)) #define __MPFR_EXP_NAN (1 - __MPFR_EXP_MAX) #define __MPFR_EXP_ZERO (0 - __MPFR_EXP_MAX) @@ -202,7 +228,7 @@ typedef struct { typedef __mpfr_struct mpfr_t[1]; typedef __mpfr_struct *mpfr_ptr; -typedef __gmp_const __mpfr_struct *mpfr_srcptr; +typedef const __mpfr_struct *mpfr_srcptr; /* For those who need a direct and fast access to the sign field. However it is not in the API, thus use it at your own risk: it might @@ -214,16 +240,22 @@ typedef __gmp_const __mpfr_struct *mpfr_srcptr; /* Stack interface */ typedef enum { - MPFR_NAN_KIND = 0, - MPFR_INF_KIND = 1, MPFR_ZERO_KIND = 2, MPFR_REGULAR_KIND = 3 + MPFR_NAN_KIND = 0, + MPFR_INF_KIND = 1, + MPFR_ZERO_KIND = 2, + MPFR_REGULAR_KIND = 3 } mpfr_kind_t; +/* Free cache policy */ +typedef enum { + MPFR_FREE_LOCAL_CACHE = 1, /* 1 << 0 */ + MPFR_FREE_GLOBAL_CACHE = 2 /* 1 << 1 */ +} mpfr_free_cache_t; + /* GMP defines: + size_t: Standard size_t - + __GMP_ATTRIBUTE_PURE Attribute for math functions. + __GMP_NOTHROW For C++: can't throw . + __GMP_EXTERN_INLINE Attribute for inline function. - * __gmp_const const (Supports for K&R compiler only for mpfr.h). + __GMP_DECLSPEC_EXPORT compiling to go into a DLL + __GMP_DECLSPEC_IMPORT compiling to go into a application */ @@ -236,25 +268,59 @@ typedef enum { # endif #endif -/* Prototypes: Support of K&R compiler */ -#if defined (__GMP_PROTO) -# define _MPFR_PROTO __GMP_PROTO -#elif defined (__STDC__) || defined (__cplusplus) -# define _MPFR_PROTO(x) x -#else -# define _MPFR_PROTO(x) () +/* If the user hasn't requested his/her preference + and if the intension of support by the compiler is C99 + and if the compiler is known to support the C99 feature + then we can auto-detect the C99 support as OK. + __GNUC__ is used to detect GNU-C, ICC & CLANG compilers. + Currently we need only variadic macros, and they are present + since GCC >= 3. We don't test library version since we don't + use any feature present in the library too (except intmax_t, + but they use another detection).*/ +#ifndef MPFR_USE_C99_FEATURE +# if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 199901L) +# if defined (__GNUC__) +# if __GNUC__ >= 3 +# define MPFR_USE_C99_FEATURE 1 +# endif +# endif +# endif +# ifndef MPFR_USE_C99_FEATURE +# define MPFR_USE_C99_FEATURE 0 +# endif #endif + /* Support for WINDOWS Dll: Check if we are inside a MPFR build, and if so export the functions. Otherwise does the same thing as GMP */ #if defined(__MPFR_WITHIN_MPFR) && __GMP_LIBGMP_DLL # define __MPFR_DECLSPEC __GMP_DECLSPEC_EXPORT #else +# ifndef __GMP_DECLSPEC +# define __GMP_DECLSPEC +# endif # define __MPFR_DECLSPEC __GMP_DECLSPEC #endif /* Use MPFR_DEPRECATED to mark MPFR functions, types or variables as - deprecated. Code inspired by Apache Subversion's svn_types.h file. */ + deprecated. Code inspired by Apache Subversion's svn_types.h file. + For compatibility with MSVC, MPFR_DEPRECATED must be put before + __MPFR_DECLSPEC (not at the end of the function declaration as + documented in the GCC manual); GCC does not seem to care. + Moreover, in order to avoid a warning when testing such functions, + do something like: + +------------------------------------------ + |#ifndef _MPFR_NO_DEPRECATED_funcname + |MPFR_DEPRECATED + |#endif + |__MPFR_DECLSPEC int mpfr_funcname (...); + +------------------------------------------ + and in the corresponding test program: + +------------------------------------------ + |#define _MPFR_NO_DEPRECATED_funcname + |#include "mpfr-test.h" + +------------------------------------------ +*/ #if defined(__GNUC__) && \ (__GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 1)) # define MPFR_DEPRECATED __attribute__ ((deprecated)) @@ -263,6 +329,11 @@ typedef enum { #else # define MPFR_DEPRECATED #endif +/* TODO: Also define MPFR_EXPERIMENTAL for experimental functions? + See SVN_EXPERIMENTAL in Subversion 1.9+ as an example: + __attribute__((warning("..."))) can be used with GCC 4.3.1+ but + not __llvm__, and __declspec(deprecated("...")) can be used with + MSC as above. */ /* Note: In order to be declared, some functions need a specific system header to be included *before* "mpfr.h". If the user @@ -276,451 +347,415 @@ typedef enum { extern "C" { #endif -__MPFR_DECLSPEC __gmp_const char * mpfr_get_version _MPFR_PROTO ((void)); -__MPFR_DECLSPEC __gmp_const char * mpfr_get_patches _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_buildopt_tls_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_buildopt_decimal_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_buildopt_gmpinternals_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC __gmp_const char * mpfr_buildopt_tune_case _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_set_emin _MPFR_PROTO ((mpfr_exp_t)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin_min _MPFR_PROTO ((void)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin_max _MPFR_PROTO ((void)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_set_emax _MPFR_PROTO ((mpfr_exp_t)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax_min _MPFR_PROTO ((void)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax_max _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC void mpfr_set_default_rounding_mode _MPFR_PROTO((mpfr_rnd_t)); -__MPFR_DECLSPEC mpfr_rnd_t mpfr_get_default_rounding_mode _MPFR_PROTO((void)); -__MPFR_DECLSPEC __gmp_const char * - mpfr_print_rnd_mode _MPFR_PROTO((mpfr_rnd_t)); - -__MPFR_DECLSPEC void mpfr_clear_flags _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_underflow _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_overflow _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_divby0 _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_nanflag _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_inexflag _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_clear_erangeflag _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC void mpfr_set_underflow _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_set_overflow _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_set_divby0 _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_set_nanflag _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_set_inexflag _MPFR_PROTO ((void)); -__MPFR_DECLSPEC void mpfr_set_erangeflag _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC int mpfr_underflow_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_overflow_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_divby0_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_nanflag_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_inexflag_p _MPFR_PROTO ((void)); -__MPFR_DECLSPEC int mpfr_erangeflag_p _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC int - mpfr_check_range _MPFR_PROTO ((mpfr_ptr, int, mpfr_rnd_t)); - -__MPFR_DECLSPEC void mpfr_init2 _MPFR_PROTO ((mpfr_ptr, mpfr_prec_t)); -__MPFR_DECLSPEC void mpfr_init _MPFR_PROTO ((mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_clear _MPFR_PROTO ((mpfr_ptr)); +__MPFR_DECLSPEC const char * mpfr_get_version (void); +__MPFR_DECLSPEC const char * mpfr_get_patches (void); +__MPFR_DECLSPEC int mpfr_buildopt_tls_p (void); +__MPFR_DECLSPEC int mpfr_buildopt_float128_p (void); +__MPFR_DECLSPEC int mpfr_buildopt_decimal_p (void); +__MPFR_DECLSPEC int mpfr_buildopt_gmpinternals_p (void); +__MPFR_DECLSPEC int mpfr_buildopt_sharedcache_p (void); +__MPFR_DECLSPEC const char * mpfr_buildopt_tune_case (void); + +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin (void); +__MPFR_DECLSPEC int mpfr_set_emin (mpfr_exp_t); +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin_min (void); +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emin_max (void); +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax (void); +__MPFR_DECLSPEC int mpfr_set_emax (mpfr_exp_t); +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax_min (void); +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_emax_max (void); + +__MPFR_DECLSPEC void mpfr_set_default_rounding_mode (mpfr_rnd_t); +__MPFR_DECLSPEC mpfr_rnd_t mpfr_get_default_rounding_mode (void); +__MPFR_DECLSPEC const char * mpfr_print_rnd_mode (mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_clear_flags (void); +__MPFR_DECLSPEC void mpfr_clear_underflow (void); +__MPFR_DECLSPEC void mpfr_clear_overflow (void); +__MPFR_DECLSPEC void mpfr_clear_divby0 (void); +__MPFR_DECLSPEC void mpfr_clear_nanflag (void); +__MPFR_DECLSPEC void mpfr_clear_inexflag (void); +__MPFR_DECLSPEC void mpfr_clear_erangeflag (void); + +__MPFR_DECLSPEC void mpfr_set_underflow (void); +__MPFR_DECLSPEC void mpfr_set_overflow (void); +__MPFR_DECLSPEC void mpfr_set_divby0 (void); +__MPFR_DECLSPEC void mpfr_set_nanflag (void); +__MPFR_DECLSPEC void mpfr_set_inexflag (void); +__MPFR_DECLSPEC void mpfr_set_erangeflag (void); + +__MPFR_DECLSPEC int mpfr_underflow_p (void); +__MPFR_DECLSPEC int mpfr_overflow_p (void); +__MPFR_DECLSPEC int mpfr_divby0_p (void); +__MPFR_DECLSPEC int mpfr_nanflag_p (void); +__MPFR_DECLSPEC int mpfr_inexflag_p (void); +__MPFR_DECLSPEC int mpfr_erangeflag_p (void); + +__MPFR_DECLSPEC void mpfr_flags_clear (mpfr_flags_t); +__MPFR_DECLSPEC void mpfr_flags_set (mpfr_flags_t); +__MPFR_DECLSPEC mpfr_flags_t mpfr_flags_test (mpfr_flags_t); +__MPFR_DECLSPEC mpfr_flags_t mpfr_flags_save (void); +__MPFR_DECLSPEC void mpfr_flags_restore (mpfr_flags_t, + mpfr_flags_t); + +__MPFR_DECLSPEC int mpfr_check_range (mpfr_ptr, int, mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_init2 (mpfr_ptr, mpfr_prec_t); +__MPFR_DECLSPEC void mpfr_init (mpfr_ptr); +__MPFR_DECLSPEC void mpfr_clear (mpfr_ptr); __MPFR_DECLSPEC void - mpfr_inits2 _MPFR_PROTO ((mpfr_prec_t, mpfr_ptr, ...)) __MPFR_SENTINEL_ATTR; + mpfr_inits2 (mpfr_prec_t, mpfr_ptr, ...) __MPFR_SENTINEL_ATTR; __MPFR_DECLSPEC void - mpfr_inits _MPFR_PROTO ((mpfr_ptr, ...)) __MPFR_SENTINEL_ATTR; + mpfr_inits (mpfr_ptr, ...) __MPFR_SENTINEL_ATTR; __MPFR_DECLSPEC void - mpfr_clears _MPFR_PROTO ((mpfr_ptr, ...)) __MPFR_SENTINEL_ATTR; - -__MPFR_DECLSPEC int - mpfr_prec_round _MPFR_PROTO ((mpfr_ptr, mpfr_prec_t, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_can_round _MPFR_PROTO ((mpfr_srcptr, mpfr_exp_t, mpfr_rnd_t, mpfr_rnd_t, - mpfr_prec_t)); -__MPFR_DECLSPEC mpfr_prec_t mpfr_min_prec _MPFR_PROTO ((mpfr_srcptr)); - -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_exp _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_set_exp _MPFR_PROTO ((mpfr_ptr, mpfr_exp_t)); -__MPFR_DECLSPEC mpfr_prec_t mpfr_get_prec _MPFR_PROTO((mpfr_srcptr)); -__MPFR_DECLSPEC void mpfr_set_prec _MPFR_PROTO((mpfr_ptr, mpfr_prec_t)); -__MPFR_DECLSPEC void mpfr_set_prec_raw _MPFR_PROTO((mpfr_ptr, mpfr_prec_t)); -__MPFR_DECLSPEC void mpfr_set_default_prec _MPFR_PROTO((mpfr_prec_t)); -__MPFR_DECLSPEC mpfr_prec_t mpfr_get_default_prec _MPFR_PROTO((void)); - -__MPFR_DECLSPEC int mpfr_set_d _MPFR_PROTO ((mpfr_ptr, double, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_set_flt _MPFR_PROTO ((mpfr_ptr, float, mpfr_rnd_t)); + mpfr_clears (mpfr_ptr, ...) __MPFR_SENTINEL_ATTR; + +__MPFR_DECLSPEC int mpfr_prec_round (mpfr_ptr, mpfr_prec_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_can_round (mpfr_srcptr, mpfr_exp_t, mpfr_rnd_t, + mpfr_rnd_t, mpfr_prec_t); +__MPFR_DECLSPEC mpfr_prec_t mpfr_min_prec (mpfr_srcptr); + +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_exp (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_set_exp (mpfr_ptr, mpfr_exp_t); +__MPFR_DECLSPEC mpfr_prec_t mpfr_get_prec (mpfr_srcptr); +__MPFR_DECLSPEC void mpfr_set_prec (mpfr_ptr, mpfr_prec_t); +__MPFR_DECLSPEC void mpfr_set_prec_raw (mpfr_ptr, mpfr_prec_t); +__MPFR_DECLSPEC void mpfr_set_default_prec (mpfr_prec_t); +__MPFR_DECLSPEC mpfr_prec_t mpfr_get_default_prec (void); + +__MPFR_DECLSPEC int mpfr_set_d (mpfr_ptr, double, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_flt (mpfr_ptr, float, mpfr_rnd_t); #ifdef MPFR_WANT_DECIMAL_FLOATS -__MPFR_DECLSPEC int mpfr_set_decimal64 _MPFR_PROTO ((mpfr_ptr, _Decimal64, - mpfr_rnd_t)); +/* _Decimal64 is not defined in C++, + cf https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51364 */ +__MPFR_DECLSPEC int mpfr_set_decimal64 (mpfr_ptr, _Decimal64, mpfr_rnd_t); +#endif +__MPFR_DECLSPEC int mpfr_set_ld (mpfr_ptr, long double, mpfr_rnd_t); +#ifdef MPFR_WANT_FLOAT128 +__MPFR_DECLSPEC int mpfr_set_float128 (mpfr_ptr, __float128, mpfr_rnd_t); +__MPFR_DECLSPEC __float128 mpfr_get_float128 (mpfr_srcptr, mpfr_rnd_t); #endif -__MPFR_DECLSPEC int - mpfr_set_ld _MPFR_PROTO ((mpfr_ptr, long double, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_z _MPFR_PROTO ((mpfr_ptr, mpz_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_z_2exp _MPFR_PROTO ((mpfr_ptr, mpz_srcptr, mpfr_exp_t, mpfr_rnd_t)); -__MPFR_DECLSPEC void mpfr_set_nan _MPFR_PROTO ((mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_set_inf _MPFR_PROTO ((mpfr_ptr, int)); -__MPFR_DECLSPEC void mpfr_set_zero _MPFR_PROTO ((mpfr_ptr, int)); -__MPFR_DECLSPEC int - mpfr_set_f _MPFR_PROTO ((mpfr_ptr, mpf_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_get_f _MPFR_PROTO ((mpf_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_set_si _MPFR_PROTO ((mpfr_ptr, long, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_ui _MPFR_PROTO ((mpfr_ptr, unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_si_2exp _MPFR_PROTO ((mpfr_ptr, long, mpfr_exp_t, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_ui_2exp _MPFR_PROTO ((mpfr_ptr,unsigned long,mpfr_exp_t,mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_q _MPFR_PROTO ((mpfr_ptr, mpq_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_str _MPFR_PROTO ((mpfr_ptr, __gmp_const char *, int, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_init_set_str _MPFR_PROTO ((mpfr_ptr, __gmp_const char *, int, - mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set4 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t, int)); -__MPFR_DECLSPEC int - mpfr_abs _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_neg _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_signbit _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC int - mpfr_setsign _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, int, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_copysign _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC mpfr_exp_t mpfr_get_z_2exp _MPFR_PROTO ((mpz_ptr, mpfr_srcptr)); -__MPFR_DECLSPEC float mpfr_get_flt _MPFR_PROTO ((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC double mpfr_get_d _MPFR_PROTO ((mpfr_srcptr, mpfr_rnd_t)); +__MPFR_DECLSPEC int mpfr_set_z (mpfr_ptr, mpz_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_z_2exp (mpfr_ptr, mpz_srcptr, mpfr_exp_t, + mpfr_rnd_t); +__MPFR_DECLSPEC void mpfr_set_nan (mpfr_ptr); +__MPFR_DECLSPEC void mpfr_set_inf (mpfr_ptr, int); +__MPFR_DECLSPEC void mpfr_set_zero (mpfr_ptr, int); + +#ifndef MPFR_USE_MINI_GMP + /* mini-gmp does not provide mpf_t, we disable the following functions */ +__MPFR_DECLSPEC int mpfr_set_f (mpfr_ptr, mpf_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cmp_f (mpfr_srcptr, mpf_srcptr); +__MPFR_DECLSPEC int mpfr_get_f (mpf_ptr, mpfr_srcptr, mpfr_rnd_t); +#endif +__MPFR_DECLSPEC int mpfr_set_si (mpfr_ptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_ui (mpfr_ptr, unsigned long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_si_2exp (mpfr_ptr, long, mpfr_exp_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_ui_2exp (mpfr_ptr, unsigned long, mpfr_exp_t, + mpfr_rnd_t); +#ifndef MPFR_USE_MINI_GMP + /* mini-gmp does not provide mpq_t, we disable the following functions */ +__MPFR_DECLSPEC int mpfr_set_q (mpfr_ptr, mpq_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_q (mpfr_ptr, mpfr_srcptr, mpq_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_q (mpfr_ptr, mpfr_srcptr, mpq_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_add_q (mpfr_ptr, mpfr_srcptr, mpq_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub_q (mpfr_ptr, mpfr_srcptr, mpq_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cmp_q (mpfr_srcptr, mpq_srcptr); +__MPFR_DECLSPEC void mpfr_get_q (mpq_ptr q, mpfr_srcptr f); +#endif +__MPFR_DECLSPEC int mpfr_set_str (mpfr_ptr, const char *, int, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_init_set_str (mpfr_ptr, const char *, int, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set4 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t, int); +__MPFR_DECLSPEC int mpfr_abs (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_neg (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_signbit (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_setsign (mpfr_ptr, mpfr_srcptr, int, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_copysign (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); + +__MPFR_DECLSPEC mpfr_exp_t mpfr_get_z_2exp (mpz_ptr, mpfr_srcptr); +__MPFR_DECLSPEC float mpfr_get_flt (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC double mpfr_get_d (mpfr_srcptr, mpfr_rnd_t); #ifdef MPFR_WANT_DECIMAL_FLOATS -__MPFR_DECLSPEC _Decimal64 mpfr_get_decimal64 _MPFR_PROTO ((mpfr_srcptr, - mpfr_rnd_t)); +__MPFR_DECLSPEC _Decimal64 mpfr_get_decimal64 (mpfr_srcptr, mpfr_rnd_t); +#endif +__MPFR_DECLSPEC long double mpfr_get_ld (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC double mpfr_get_d1 (mpfr_srcptr); +__MPFR_DECLSPEC double mpfr_get_d_2exp (long*, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC long double mpfr_get_ld_2exp (long*, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_frexp (mpfr_exp_t*, mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC long mpfr_get_si (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC unsigned long mpfr_get_ui (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC char * mpfr_get_str (char*, mpfr_exp_t*, int, size_t, + mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_get_z (mpz_ptr z, mpfr_srcptr f, mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_free_str (char *); + +__MPFR_DECLSPEC int mpfr_urandom (mpfr_ptr, gmp_randstate_t, mpfr_rnd_t); +#ifndef _MPFR_NO_DEPRECATED_GRANDOM /* for the test of this function */ +MPFR_DEPRECATED +#endif +__MPFR_DECLSPEC int mpfr_grandom (mpfr_ptr, mpfr_ptr, gmp_randstate_t, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_nrandom (mpfr_ptr, gmp_randstate_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_erandom (mpfr_ptr, gmp_randstate_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_urandomb (mpfr_ptr, gmp_randstate_t); + +__MPFR_DECLSPEC void mpfr_nextabove (mpfr_ptr); +__MPFR_DECLSPEC void mpfr_nextbelow (mpfr_ptr); +__MPFR_DECLSPEC void mpfr_nexttoward (mpfr_ptr, mpfr_srcptr); + +#ifndef MPFR_USE_MINI_GMP +__MPFR_DECLSPEC int mpfr_printf (const char*, ...); +__MPFR_DECLSPEC int mpfr_asprintf (char**, const char*, ...); +__MPFR_DECLSPEC int mpfr_sprintf (char*, const char*, ...); +__MPFR_DECLSPEC int mpfr_snprintf (char*, size_t, const char*, ...); #endif -__MPFR_DECLSPEC long double mpfr_get_ld _MPFR_PROTO ((mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC double mpfr_get_d1 _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC double mpfr_get_d_2exp _MPFR_PROTO ((long*, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC long double mpfr_get_ld_2exp _MPFR_PROTO ((long*, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_frexp _MPFR_PROTO ((mpfr_exp_t*, mpfr_ptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC long mpfr_get_si _MPFR_PROTO ((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC unsigned long mpfr_get_ui _MPFR_PROTO ((mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC char*mpfr_get_str _MPFR_PROTO ((char*, mpfr_exp_t*, int, size_t, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_get_z _MPFR_PROTO ((mpz_ptr z, mpfr_srcptr f, - mpfr_rnd_t)); - -__MPFR_DECLSPEC void mpfr_free_str _MPFR_PROTO ((char *)); - -__MPFR_DECLSPEC int mpfr_urandom _MPFR_PROTO ((mpfr_ptr, gmp_randstate_t, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_grandom _MPFR_PROTO ((mpfr_ptr, mpfr_ptr, gmp_randstate_t, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_urandomb _MPFR_PROTO ((mpfr_ptr, gmp_randstate_t)); - -__MPFR_DECLSPEC void mpfr_nextabove _MPFR_PROTO ((mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_nextbelow _MPFR_PROTO ((mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_nexttoward _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_printf _MPFR_PROTO ((__gmp_const char*, ...)); -__MPFR_DECLSPEC int mpfr_asprintf _MPFR_PROTO ((char**, __gmp_const char*, - ...)); -__MPFR_DECLSPEC int mpfr_sprintf _MPFR_PROTO ((char*, __gmp_const char*, - ...)); -__MPFR_DECLSPEC int mpfr_snprintf _MPFR_PROTO ((char*, size_t, - __gmp_const char*, ...)); - -__MPFR_DECLSPEC int mpfr_pow _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_pow_si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_pow_ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_ui_pow_ui _MPFR_PROTO ((mpfr_ptr, unsigned long int, - unsigned long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_ui_pow _MPFR_PROTO ((mpfr_ptr, unsigned long int, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_pow_z _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpz_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_sqrt _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sqrt_ui _MPFR_PROTO ((mpfr_ptr, unsigned long, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_rec_sqrt _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_add _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_add_ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub_ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_ui_sub _MPFR_PROTO ((mpfr_ptr, unsigned long, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul_ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_ui_div _MPFR_PROTO ((mpfr_ptr, unsigned long, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_add_si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub_si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_si_sub _MPFR_PROTO ((mpfr_ptr, long int, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul_si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long int, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_si_div _MPFR_PROTO ((mpfr_ptr, long int, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_add_d _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - double, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub_d _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - double, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_d_sub _MPFR_PROTO ((mpfr_ptr, double, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul_d _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - double, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_d _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - double, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_d_div _MPFR_PROTO ((mpfr_ptr, double, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_sqr _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_const_pi _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_log2 _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_euler _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_const_catalan _MPFR_PROTO ((mpfr_ptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_agm _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_log _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_log2 _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_log10 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_log1p _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_exp _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_exp2 _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_exp10 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_expm1 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_eint _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_li2 _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_cmp _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_cmp3 _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr, int)); -__MPFR_DECLSPEC int mpfr_cmp_d _MPFR_PROTO ((mpfr_srcptr, double)); -__MPFR_DECLSPEC int mpfr_cmp_ld _MPFR_PROTO ((mpfr_srcptr, long double)); -__MPFR_DECLSPEC int mpfr_cmpabs _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_cmp_ui _MPFR_PROTO ((mpfr_srcptr, unsigned long)); -__MPFR_DECLSPEC int mpfr_cmp_si _MPFR_PROTO ((mpfr_srcptr, long)); -__MPFR_DECLSPEC int mpfr_cmp_ui_2exp _MPFR_PROTO ((mpfr_srcptr, unsigned long, - mpfr_exp_t)); -__MPFR_DECLSPEC int mpfr_cmp_si_2exp _MPFR_PROTO ((mpfr_srcptr, long, - mpfr_exp_t)); -__MPFR_DECLSPEC void mpfr_reldiff _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_eq _MPFR_PROTO((mpfr_srcptr, mpfr_srcptr, - unsigned long)); -__MPFR_DECLSPEC int mpfr_sgn _MPFR_PROTO ((mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_mul_2exp _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_2exp _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul_2ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_2ui _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - unsigned long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_mul_2si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_2si _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - long, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_rint _MPFR_PROTO((mpfr_ptr,mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_round _MPFR_PROTO((mpfr_ptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_trunc _MPFR_PROTO((mpfr_ptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_ceil _MPFR_PROTO((mpfr_ptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_floor _MPFR_PROTO((mpfr_ptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_rint_round _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_rint_trunc _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_rint_ceil _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_rint_floor _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_frac _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_modf _MPFR_PROTO ((mpfr_ptr, mpfr_ptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_remquo _MPFR_PROTO ((mpfr_ptr, long*, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_remainder _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fmod _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_fits_ulong_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_slong_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_uint_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_sint_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_ushort_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_sshort_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_uintmax_p _MPFR_PROTO((mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fits_intmax_p _MPFR_PROTO((mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC void mpfr_extract _MPFR_PROTO ((mpz_ptr, mpfr_srcptr, - unsigned int)); -__MPFR_DECLSPEC void mpfr_swap _MPFR_PROTO ((mpfr_ptr, mpfr_ptr)); -__MPFR_DECLSPEC void mpfr_dump _MPFR_PROTO ((mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_nan_p _MPFR_PROTO((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_inf_p _MPFR_PROTO((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_number_p _MPFR_PROTO((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_integer_p _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_zero_p _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_regular_p _MPFR_PROTO ((mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_greater_p _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_greaterequal_p _MPFR_PROTO ((mpfr_srcptr, - mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_less_p _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_lessequal_p _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_lessgreater_p _MPFR_PROTO((mpfr_srcptr,mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_equal_p _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); -__MPFR_DECLSPEC int mpfr_unordered_p _MPFR_PROTO ((mpfr_srcptr, mpfr_srcptr)); - -__MPFR_DECLSPEC int mpfr_atanh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_acosh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_asinh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cosh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sinh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_tanh _MPFR_PROTO((mpfr_ptr,mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sinh_cosh _MPFR_PROTO ((mpfr_ptr, mpfr_ptr, - mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_sech _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_csch _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_coth _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_acos _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_asin _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_atan _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sin _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sin_cos _MPFR_PROTO ((mpfr_ptr, mpfr_ptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cos _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_tan _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_atan2 _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sec _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_csc _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cot _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_hypot _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_erf _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_erfc _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cbrt _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_root _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,unsigned long,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_gamma _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_lngamma _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_lgamma _MPFR_PROTO((mpfr_ptr,int*,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_digamma _MPFR_PROTO((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_zeta _MPFR_PROTO ((mpfr_ptr,mpfr_srcptr,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_zeta_ui _MPFR_PROTO ((mpfr_ptr,unsigned long,mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fac_ui _MPFR_PROTO ((mpfr_ptr, unsigned long int, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_j0 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_j1 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_jn _MPFR_PROTO ((mpfr_ptr, long, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_y0 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_y1 _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_yn _MPFR_PROTO ((mpfr_ptr, long, mpfr_srcptr, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_ai _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_min _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_max _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_dim _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_mul_z _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpz_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_z _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpz_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_add_z _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpz_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub_z _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpz_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_z_sub _MPFR_PROTO ((mpfr_ptr, mpz_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cmp_z _MPFR_PROTO ((mpfr_srcptr, mpz_srcptr)); - -__MPFR_DECLSPEC int mpfr_mul_q _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpq_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_div_q _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpq_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_add_q _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpq_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sub_q _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, - mpq_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_cmp_q _MPFR_PROTO ((mpfr_srcptr, mpq_srcptr)); - -__MPFR_DECLSPEC int mpfr_cmp_f _MPFR_PROTO ((mpfr_srcptr, mpf_srcptr)); - -__MPFR_DECLSPEC int mpfr_fma _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_fms _MPFR_PROTO ((mpfr_ptr, mpfr_srcptr, mpfr_srcptr, - mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_sum _MPFR_PROTO ((mpfr_ptr, mpfr_ptr *__gmp_const, - unsigned long, mpfr_rnd_t)); - -__MPFR_DECLSPEC void mpfr_free_cache _MPFR_PROTO ((void)); - -__MPFR_DECLSPEC int mpfr_subnormalize _MPFR_PROTO ((mpfr_ptr, int, - mpfr_rnd_t)); - -__MPFR_DECLSPEC int mpfr_strtofr _MPFR_PROTO ((mpfr_ptr, __gmp_const char *, - char **, int, mpfr_rnd_t)); - -__MPFR_DECLSPEC size_t mpfr_custom_get_size _MPFR_PROTO ((mpfr_prec_t)); -__MPFR_DECLSPEC void mpfr_custom_init _MPFR_PROTO ((void *, mpfr_prec_t)); -__MPFR_DECLSPEC void * mpfr_custom_get_significand _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC mpfr_exp_t mpfr_custom_get_exp _MPFR_PROTO ((mpfr_srcptr)); -__MPFR_DECLSPEC void mpfr_custom_move _MPFR_PROTO ((mpfr_ptr, void *)); -__MPFR_DECLSPEC void mpfr_custom_init_set _MPFR_PROTO ((mpfr_ptr, int, - mpfr_exp_t, mpfr_prec_t, void *)); -__MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); + +__MPFR_DECLSPEC int mpfr_pow (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_pow_si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_pow_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_ui_pow_ui (mpfr_ptr, unsigned long, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_ui_pow (mpfr_ptr, unsigned long, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_pow_z (mpfr_ptr, mpfr_srcptr, mpz_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_sqrt (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sqrt_ui (mpfr_ptr, unsigned long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rec_sqrt (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_add (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_add_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_ui_sub (mpfr_ptr, unsigned long, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_ui_div (mpfr_ptr, unsigned long, mpfr_srcptr, + mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_add_si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub_si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_si_sub (mpfr_ptr, long, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_si_div (mpfr_ptr, long, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_add_d (mpfr_ptr, mpfr_srcptr, double, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub_d (mpfr_ptr, mpfr_srcptr, double, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_d_sub (mpfr_ptr, double, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_d (mpfr_ptr, mpfr_srcptr, double, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_d (mpfr_ptr, mpfr_srcptr, double, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_d_div (mpfr_ptr, double, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_sqr (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_const_pi (mpfr_ptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_log2 (mpfr_ptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_euler (mpfr_ptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_const_catalan (mpfr_ptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_agm (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_log (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_log2 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_log10 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_log1p (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_log_ui (mpfr_ptr, unsigned long, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_exp (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_exp2 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_exp10 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_expm1 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_eint (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_li2 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_cmp (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_cmp3 (mpfr_srcptr, mpfr_srcptr, int); +__MPFR_DECLSPEC int mpfr_cmp_d (mpfr_srcptr, double); +__MPFR_DECLSPEC int mpfr_cmp_ld (mpfr_srcptr, long double); +__MPFR_DECLSPEC int mpfr_cmpabs (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_cmp_ui (mpfr_srcptr, unsigned long); +__MPFR_DECLSPEC int mpfr_cmp_si (mpfr_srcptr, long); +__MPFR_DECLSPEC int mpfr_cmp_ui_2exp (mpfr_srcptr, unsigned long, mpfr_exp_t); +__MPFR_DECLSPEC int mpfr_cmp_si_2exp (mpfr_srcptr, long, mpfr_exp_t); +__MPFR_DECLSPEC void mpfr_reldiff (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_eq (mpfr_srcptr, mpfr_srcptr, unsigned long); +__MPFR_DECLSPEC int mpfr_sgn (mpfr_srcptr); + +__MPFR_DECLSPEC int mpfr_mul_2exp (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_2exp (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_2ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_2ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_mul_2si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_2si (mpfr_ptr, mpfr_srcptr, long, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_rint (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_roundeven (mpfr_ptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_round (mpfr_ptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_trunc (mpfr_ptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_ceil (mpfr_ptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_floor (mpfr_ptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_rint_roundeven (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rint_round (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rint_trunc (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rint_ceil (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rint_floor (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_frac (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_modf (mpfr_ptr, mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_remquo (mpfr_ptr, long*, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_remainder (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fmod (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fmodquo (mpfr_ptr, long*, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_fits_ulong_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_slong_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_uint_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_sint_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_ushort_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_sshort_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_uintmax_p (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fits_intmax_p (mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_extract (mpz_ptr, mpfr_srcptr, unsigned int); +__MPFR_DECLSPEC void mpfr_swap (mpfr_ptr, mpfr_ptr); +__MPFR_DECLSPEC void mpfr_dump (mpfr_srcptr); + +__MPFR_DECLSPEC int mpfr_nan_p (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_inf_p (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_number_p (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_integer_p (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_zero_p (mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_regular_p (mpfr_srcptr); + +__MPFR_DECLSPEC int mpfr_greater_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_greaterequal_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_less_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_lessequal_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_lessgreater_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_equal_p (mpfr_srcptr, mpfr_srcptr); +__MPFR_DECLSPEC int mpfr_unordered_p (mpfr_srcptr, mpfr_srcptr); + +__MPFR_DECLSPEC int mpfr_atanh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_acosh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_asinh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cosh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sinh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_tanh (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sinh_cosh (mpfr_ptr, mpfr_ptr, mpfr_srcptr, + mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_sech (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_csch (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_coth (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_acos (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_asin (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_atan (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sin (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sin_cos (mpfr_ptr, mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cos (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_tan (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_atan2 (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sec (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_csc (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cot (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_hypot (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_erf (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_erfc (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cbrt (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +#ifndef _MPFR_NO_DEPRECATED_ROOT /* for the test of this function */ +MPFR_DEPRECATED +#endif +__MPFR_DECLSPEC int mpfr_root (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_rootn_ui (mpfr_ptr, mpfr_srcptr, unsigned long, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_gamma (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_gamma_inc (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_beta (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_lngamma (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_lgamma (mpfr_ptr, int *, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_digamma (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_zeta (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_zeta_ui (mpfr_ptr, unsigned long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fac_ui (mpfr_ptr, unsigned long, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_j0 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_j1 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_jn (mpfr_ptr, long, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_y0 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_y1 (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_yn (mpfr_ptr, long, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_ai (mpfr_ptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_min (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_max (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_dim (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_mul_z (mpfr_ptr, mpfr_srcptr, mpz_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_div_z (mpfr_ptr, mpfr_srcptr, mpz_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_add_z (mpfr_ptr, mpfr_srcptr, mpz_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sub_z (mpfr_ptr, mpfr_srcptr, mpz_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_z_sub (mpfr_ptr, mpz_srcptr, mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_cmp_z (mpfr_srcptr, mpz_srcptr); + +__MPFR_DECLSPEC int mpfr_fma (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fms (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_srcptr, + mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fmma (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_srcptr, + mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_fmms (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_srcptr, + mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_sum (mpfr_ptr, const mpfr_ptr *, unsigned long, + mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_free_cache (void); +__MPFR_DECLSPEC void mpfr_free_cache2 (mpfr_free_cache_t); +__MPFR_DECLSPEC void mpfr_free_pool (void); +__MPFR_DECLSPEC int mpfr_mp_memory_cleanup (void); + +__MPFR_DECLSPEC int mpfr_subnormalize (mpfr_ptr, int, mpfr_rnd_t); + +__MPFR_DECLSPEC int mpfr_strtofr (mpfr_ptr, const char *, char **, int, + mpfr_rnd_t); + +__MPFR_DECLSPEC void mpfr_round_nearest_away_begin (mpfr_t); +__MPFR_DECLSPEC int mpfr_round_nearest_away_end (mpfr_t, int); + +__MPFR_DECLSPEC size_t mpfr_custom_get_size (mpfr_prec_t); +__MPFR_DECLSPEC void mpfr_custom_init (void *, mpfr_prec_t); +__MPFR_DECLSPEC void * mpfr_custom_get_significand (mpfr_srcptr); +__MPFR_DECLSPEC mpfr_exp_t mpfr_custom_get_exp (mpfr_srcptr); +__MPFR_DECLSPEC void mpfr_custom_move (mpfr_ptr, void *); +__MPFR_DECLSPEC void mpfr_custom_init_set (mpfr_ptr, int, mpfr_exp_t, + mpfr_prec_t, void *); +__MPFR_DECLSPEC int mpfr_custom_get_kind (mpfr_srcptr); #if defined (__cplusplus) } @@ -742,6 +777,18 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); MPFR_EXTENSION mp_limb_t __gmpfr_local_tab_##_x[((_p)-1)/GMP_NUMB_BITS+1]; \ MPFR_EXTENSION mpfr_t _x = {{(_p),1,__MPFR_EXP_NAN,__gmpfr_local_tab_##_x}} +#if MPFR_USE_C99_FEATURE +/* C99 & C11 version: functions with multiple inputs supported */ +#define mpfr_round_nearest_away(func, rop, ...) \ + (mpfr_round_nearest_away_begin(rop), \ + mpfr_round_nearest_away_end((rop), func((rop), __VA_ARGS__, MPFR_RNDN))) +#else +/* C89 version: function with one input supported */ +#define mpfr_round_nearest_away(func, rop, op) \ + (mpfr_round_nearest_away_begin(rop), \ + mpfr_round_nearest_away_end((rop), func((rop), (op), MPFR_RNDN))) +#endif + /* Fast access macros to replace function interface. If the USER don't want to use the macro interface, let him make happy even if it produces faster and smaller code. */ @@ -761,8 +808,12 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); #define MPFR_VALUE_OF(x) (0 ? (x) : (x)) #define mpfr_get_prec(_x) MPFR_VALUE_OF((_x)->_mpfr_prec) #define mpfr_get_exp(_x) MPFR_VALUE_OF((_x)->_mpfr_exp) -/* Note: if need be, the MPFR_VALUE_OF can be used for other expressions - (of any type). Thanks to Wojtek Lerch and Tim Rentsch for the idea. */ +/* Note 1: If need be, the MPFR_VALUE_OF can be used for other expressions + (of any type). Thanks to Wojtek Lerch and Tim Rentsch for the idea. + Note 2: Defining mpfr_get_exp() as a macro has the effect to disable + the check that the argument is a pure FP number (done in the function); + this increases the risk of undetected error and makes debugging more + complex. Is it really worth in practice? (Potential FIXME) */ #define mpfr_round(a,b) mpfr_rint((a), (b), MPFR_RNDNA) #define mpfr_trunc(a,b) mpfr_rint((a), (b), MPFR_RNDZ) @@ -782,12 +833,13 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); /* When using GCC, optimize certain common comparisons and affectations. - + Remove ICC since it defines __GNUC__ but produces a - huge number of warnings if you use this code. + + Remove some Intel C/C++ (ICC) versions since they now define __GNUC__ + but produce a huge number of warnings if you use this code. VL: I couldn't reproduce a single warning when enabling these macros - with icc 10.1 20080212 on Itanium. But with this version, __ICC isn't - defined (__INTEL_COMPILER is, though), so that these macros are enabled - anyway. Checking with other ICC versions is needed. Possibly detect + with icc 10.1 20080212 on Itanium. But with this version, the obsolete + __ICC macro isn't defined (__INTEL_COMPILER is, though), so that these + macros are enabled anyway. Checking with other ICC versions is needed. + For now, !defined(__ICC) seems to be the right test. Possibly detect whether warnings are produced or not with a configure test. + Remove C++ too, since it complains too much. */ /* Added casts to improve robustness in case of undefined behavior and @@ -799,8 +851,8 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); are OK since if X is a constant expression, then (unsigned long) X is also a constant expression, so that the optimizations still work. The warnings are probably related to the following two bugs: - http://gcc.gnu.org/bugzilla/show_bug.cgi?id=4210 - http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38470 (possibly a variant) + https://gcc.gnu.org/bugzilla/show_bug.cgi?id=4210 + https://gcc.gnu.org/bugzilla/show_bug.cgi?id=38470 (possibly a variant) and the casts could be removed once these bugs are fixed. Casts shouldn't be used on the generic calls (to the ..._2exp functions), where implicit conversions are performed. Indeed, having at least one @@ -812,6 +864,7 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); be used. */ #if defined (__GNUC__) && !defined(__ICC) && !defined(__cplusplus) #if (__GNUC__ >= 2) + #undef mpfr_cmp_ui /* We use the fact that mpfr_sgn on NaN sets the erange flag and returns 0. But warning! mpfr_sgn is specified as a macro in the API, thus the macro @@ -820,11 +873,13 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); (__builtin_constant_p (_u) && (mpfr_ulong) (_u) == 0 ? \ (mpfr_sgn) (_f) : \ mpfr_cmp_ui_2exp ((_f), (_u), 0)) + #undef mpfr_cmp_si #define mpfr_cmp_si(_f,_s) \ (__builtin_constant_p (_s) && (mpfr_long) (_s) >= 0 ? \ mpfr_cmp_ui ((_f), (mpfr_ulong) (mpfr_long) (_s)) : \ mpfr_cmp_si_2exp ((_f), (_s), 0)) + #if __GNUC__ > 2 || __GNUC_MINOR__ >= 95 #undef mpfr_set_ui #define mpfr_set_ui(_f,_u,_r) \ @@ -836,11 +891,43 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); (mpfr_void) (_r); 0; }) : \ mpfr_set_ui_2exp ((_f), (_u), 0, (_r))) #endif + #undef mpfr_set_si #define mpfr_set_si(_f,_s,_r) \ (__builtin_constant_p (_s) && (mpfr_long) (_s) >= 0 ? \ mpfr_set_ui ((_f), (mpfr_ulong) (mpfr_long) (_s), (_r)) : \ mpfr_set_si_2exp ((_f), (_s), 0, (_r))) + +#if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4) +/* If the source is a constant number that is a power of 2, + optimize the call */ +#undef mpfr_mul_ui +#define mpfr_mul_ui(_f, _g, _u,_r) \ + (__builtin_constant_p (_u) && (mpfr_ulong) (_u) >= 1 && \ + ((mpfr_ulong) (_u) & ((mpfr_ulong) (_u) - 1)) == 0 ? \ + mpfr_mul_2si((_f), (_g), __builtin_ctzl (_u), (_r)) : \ + mpfr_mul_ui ((_f), (_g), (_u), (_r))) +#undef mpfr_div_ui +#define mpfr_div_ui(_f, _g, _u,_r) \ + (__builtin_constant_p (_u) && (mpfr_ulong) (_u) >= 1 && \ + ((mpfr_ulong) (_u) & ((mpfr_ulong) (_u) - 1)) == 0 ? \ + mpfr_mul_2si((_f), (_g), - __builtin_ctzl (_u), (_r)) : \ + mpfr_div_ui ((_f), (_g), (_u), (_r))) +#endif + +/* If the source is a constant number that is non-negative, + optimize the call */ +#undef mpfr_mul_si +#define mpfr_mul_si(_f, _g, _s,_r) \ + (__builtin_constant_p (_s) && (mpfr_long) (_s) >= 0 ? \ + mpfr_mul_ui ((_f), (_g), (mpfr_ulong) (mpfr_long) (_s), (_r)) : \ + mpfr_mul_si ((_f), (_g), (_s), (_r))) +#undef mpfr_div_si +#define mpfr_div_si(_f, _g, _s,_r) \ + (__builtin_constant_p (_s) && (mpfr_long) (_s) >= 0 ? \ + mpfr_div_ui ((_f), (_g), (mpfr_ulong) (mpfr_long) (_s), (_r)) : \ + mpfr_div_si ((_f), (_g), (_s), (_r))) + #endif #endif @@ -894,12 +981,14 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); ( mpfr_init(x), mpfr_set_ld((x), (d), (rnd)) ) #define mpfr_init_set_z(x, i, rnd) \ ( mpfr_init(x), mpfr_set_z((x), (i), (rnd)) ) +#ifndef MPFR_USE_MINI_GMP #define mpfr_init_set_q(x, i, rnd) \ ( mpfr_init(x), mpfr_set_q((x), (i), (rnd)) ) -#define mpfr_init_set(x, y, rnd) \ - ( mpfr_init(x), mpfr_set((x), (y), (rnd)) ) #define mpfr_init_set_f(x, y, rnd) \ ( mpfr_init(x), mpfr_set_f((x), (y), (rnd)) ) +#endif +#define mpfr_init_set(x, y, rnd) \ + ( mpfr_init(x), mpfr_set((x), (y), (rnd)) ) /* Compatibility layer -- obsolete functions and macros */ /* Note: it is not possible to output warnings, unless one defines @@ -923,10 +1012,6 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); #ifndef mpz_set_fr # define mpz_set_fr mpfr_get_z #endif -#define mpfr_add_one_ulp(x,r) \ - (mpfr_sgn (x) > 0 ? mpfr_nextabove (x) : mpfr_nextbelow (x)) -#define mpfr_sub_one_ulp(x,r) \ - (mpfr_sgn (x) > 0 ? mpfr_nextbelow (x) : mpfr_nextabove (x)) #define mpfr_get_z_exp mpfr_get_z_2exp #define mpfr_custom_get_mantissa mpfr_custom_get_significand @@ -950,7 +1035,8 @@ __MPFR_DECLSPEC int mpfr_custom_get_kind _MPFR_PROTO ((mpfr_srcptr)); */ #if (defined (INTMAX_C) && defined (UINTMAX_C) && !defined(__cplusplus)) || \ defined (MPFR_USE_INTMAX_T) || \ - defined (_STDINT_H) || defined (_STDINT_H_) || defined (_STDINT) + defined (_STDINT_H) || defined (_STDINT_H_) || defined (_STDINT) || \ + defined (_SYS_STDINT_H_) /* needed for FreeBSD */ # ifndef _MPFR_H_HAVE_INTMAX_T # define _MPFR_H_HAVE_INTMAX_T 1 @@ -964,14 +1050,12 @@ extern "C" { #define mpfr_set_uj_2exp __gmpfr_set_uj_2exp #define mpfr_get_sj __gmpfr_mpfr_get_sj #define mpfr_get_uj __gmpfr_mpfr_get_uj -__MPFR_DECLSPEC int mpfr_set_sj _MPFR_PROTO ((mpfr_t, intmax_t, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_sj_2exp _MPFR_PROTO ((mpfr_t, intmax_t, intmax_t, mpfr_rnd_t)); -__MPFR_DECLSPEC int mpfr_set_uj _MPFR_PROTO ((mpfr_t, uintmax_t, mpfr_rnd_t)); -__MPFR_DECLSPEC int - mpfr_set_uj_2exp _MPFR_PROTO ((mpfr_t, uintmax_t, intmax_t, mpfr_rnd_t)); -__MPFR_DECLSPEC intmax_t mpfr_get_sj _MPFR_PROTO ((mpfr_srcptr, mpfr_rnd_t)); -__MPFR_DECLSPEC uintmax_t mpfr_get_uj _MPFR_PROTO ((mpfr_srcptr, mpfr_rnd_t)); +__MPFR_DECLSPEC int mpfr_set_sj (mpfr_t, intmax_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_sj_2exp (mpfr_t, intmax_t, intmax_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_uj (mpfr_t, uintmax_t, mpfr_rnd_t); +__MPFR_DECLSPEC int mpfr_set_uj_2exp (mpfr_t, uintmax_t, intmax_t, mpfr_rnd_t); +__MPFR_DECLSPEC intmax_t mpfr_get_sj (mpfr_srcptr, mpfr_rnd_t); +__MPFR_DECLSPEC uintmax_t mpfr_get_uj (mpfr_srcptr, mpfr_rnd_t); #if defined (__cplusplus) } @@ -992,13 +1076,17 @@ extern "C" { #define mpfr_inp_str __gmpfr_inp_str #define mpfr_out_str __gmpfr_out_str -__MPFR_DECLSPEC size_t mpfr_inp_str _MPFR_PROTO ((mpfr_ptr, FILE*, int, - mpfr_rnd_t)); -__MPFR_DECLSPEC size_t mpfr_out_str _MPFR_PROTO ((FILE*, int, size_t, - mpfr_srcptr, mpfr_rnd_t)); +__MPFR_DECLSPEC size_t mpfr_inp_str (mpfr_ptr, FILE*, int, mpfr_rnd_t); +__MPFR_DECLSPEC size_t mpfr_out_str (FILE*, int, size_t, mpfr_srcptr, + mpfr_rnd_t); +#ifndef MPFR_USE_MINI_GMP #define mpfr_fprintf __gmpfr_fprintf -__MPFR_DECLSPEC int mpfr_fprintf _MPFR_PROTO ((FILE*, __gmp_const char*, - ...)); +__MPFR_DECLSPEC int mpfr_fprintf (FILE*, const char*, ...); +#endif +#define mpfr_fpif_export __gmpfr_fpif_export +#define mpfr_fpif_import __gmpfr_fpif_import +__MPFR_DECLSPEC int mpfr_fpif_export (FILE*, mpfr_ptr); +__MPFR_DECLSPEC int mpfr_fpif_import (mpfr_ptr, FILE*); #if defined (__cplusplus) } @@ -1021,13 +1109,10 @@ extern "C" { #define mpfr_vasprintf __gmpfr_vasprintf #define mpfr_vsprintf __gmpfr_vsprintf #define mpfr_vsnprintf __gmpfr_vsnprintf -__MPFR_DECLSPEC int mpfr_vprintf _MPFR_PROTO ((__gmp_const char*, va_list)); -__MPFR_DECLSPEC int mpfr_vasprintf _MPFR_PROTO ((char**, __gmp_const char*, - va_list)); -__MPFR_DECLSPEC int mpfr_vsprintf _MPFR_PROTO ((char*, __gmp_const char*, - va_list)); -__MPFR_DECLSPEC int mpfr_vsnprintf _MPFR_PROTO ((char*, size_t, - __gmp_const char*, va_list)); +__MPFR_DECLSPEC int mpfr_vprintf (const char*, va_list); +__MPFR_DECLSPEC int mpfr_vasprintf (char**, const char*, va_list); +__MPFR_DECLSPEC int mpfr_vsprintf (char*, const char*, va_list); +__MPFR_DECLSPEC int mpfr_vsnprintf (char*, size_t, const char*, va_list); #if defined (__cplusplus) } @@ -1048,8 +1133,7 @@ extern "C" { #endif #define mpfr_vfprintf __gmpfr_vfprintf -__MPFR_DECLSPEC int mpfr_vfprintf _MPFR_PROTO ((FILE*, __gmp_const char*, - va_list)); +__MPFR_DECLSPEC int mpfr_vfprintf (FILE*, const char*, va_list); #if defined (__cplusplus) } diff --git a/Build/source/libs/mpfr/mpfr-src/src/mpn_exp.c b/Build/source/libs/mpfr/mpfr-src/src/mpn_exp.c index 70417b870f1..de6e11fa088 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mpn_exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mpn_exp.c @@ -91,7 +91,9 @@ mpfr_mpn_exp (mp_limb_t *a, mpfr_exp_t *exp_r, int b, mpfr_exp_t e, size_t n) n1 = (n * GMP_NUMB_BITS - bits) / GMP_NUMB_BITS; /* square of A : {c+2n1, 2(n-n1)} = {a+n1, n-n1}^2 */ - mpn_sqr_n (c + 2 * n1, a + n1, n - n1); + /* TODO: we should use a short square here, but this needs to redo + the error analysis */ + mpn_sqr (c + 2 * n1, a + n1, n - n1); /* set {c+n, 2n1-n} to 0 : {c, n} = {a, n}^2*K^n */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul.c b/Build/source/libs/mpfr/mpfr-src/src/mul.c index 31169eb4f86..54f8d81704d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mul.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mul.c @@ -28,8 +28,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., /* Check if we have to check the result of mpfr_mul. TODO: Find a better (and faster?) check than using old implementation */ -#ifdef MPFR_WANT_ASSERT -# if MPFR_WANT_ASSERT >= 3 +#if MPFR_WANT_ASSERT >= 2 int mpfr_mul2 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode); static int @@ -57,7 +56,7 @@ mpfr_mul3 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { if (MPFR_IS_INF(c) || MPFR_NOTZERO(c)) { - MPFR_SET_SIGN(a,sign_product); + MPFR_SET_SIGN(a, sign_product); MPFR_SET_INF(a); MPFR_RET(0); /* exact */ } @@ -164,6 +163,9 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpfr_t ta, tb, tc; int inexact1, inexact2; + if (rnd_mode == MPFR_RNDF) + return mpfr_mul2 (a, b, c, rnd_mode); + mpfr_init2 (ta, MPFR_PREC (a)); mpfr_init2 (tb, MPFR_PREC (b)); mpfr_init2 (tc, MPFR_PREC (c)); @@ -171,22 +173,25 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_ASSERTN (mpfr_set (tc, c, MPFR_RNDN) == 0); inexact2 = mpfr_mul3 (ta, tb, tc, rnd_mode); - inexact1 = mpfr_mul2 (a, b, c, rnd_mode); - if (mpfr_cmp (ta, a) || inexact1*inexact2 < 0 - || (inexact1*inexact2 == 0 && (inexact1|inexact2) != 0)) + inexact1 = mpfr_mul2 (a, b, c, rnd_mode); + if (MPFR_IS_NAN (ta) && MPFR_IS_NAN (a)) + { + /* Getting both NaN is OK. */ + } + else if (! mpfr_equal_p (ta, a) || ! SAME_SIGN (inexact1, inexact2)) { fprintf (stderr, "mpfr_mul return different values for %s\n" - "Prec_a = %lu, Prec_b = %lu, Prec_c = %lu\nB = ", + "Prec_a = %lu, Prec_b = %lu, Prec_c = %lu\nb = ", mpfr_print_rnd_mode (rnd_mode), MPFR_PREC (a), MPFR_PREC (b), MPFR_PREC (c)); - mpfr_out_str (stderr, 16, 0, tb, MPFR_RNDN); - fprintf (stderr, "\nC = "); - mpfr_out_str (stderr, 16, 0, tc, MPFR_RNDN); - fprintf (stderr, "\nOldMul: "); - mpfr_out_str (stderr, 16, 0, ta, MPFR_RNDN); - fprintf (stderr, "\nNewMul: "); - mpfr_out_str (stderr, 16, 0, a, MPFR_RNDN); - fprintf (stderr, "\nNewInexact = %d | OldInexact = %d\n", + mpfr_fdump (stderr, b); + fprintf (stderr, "c = "); + mpfr_fdump (stderr, c); + fprintf (stderr, "OldMul: "); + mpfr_fdump (stderr, ta); + fprintf (stderr, "NewMul: "); + mpfr_fdump (stderr, a); + fprintf (stderr, "NewInexact = %d | OldInexact = %d\n", inexact1, inexact2); MPFR_ASSERTN(0); } @@ -196,27 +201,493 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } # define mpfr_mul mpfr_mul2 -# endif -#endif + +#endif /* MPFR_WANT_ASSERT >= 2 */ /****** END OF CHECK *******/ /* Multiply 2 mpfr_t */ +#if !defined(MPFR_GENERIC_ABI) + +/* Special code for prec(a) < GMP_NUMB_BITS and + prec(b), prec(c) <= GMP_NUMB_BITS. + Note: this code was copied in sqr.c, function mpfr_sqr_1 (this saves a few cycles + with respect to have this function exported). As a consequence, any change here + should be reported in mpfr_sqr_1. */ +static int +mpfr_mul_1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mp_limb_t a0; + mpfr_limb_ptr ap = MPFR_MANT(a); + mp_limb_t b0 = MPFR_MANT(b)[0]; + mp_limb_t c0 = MPFR_MANT(c)[0]; + mpfr_exp_t ax; + mpfr_prec_t sh = GMP_NUMB_BITS - p; + mp_limb_t rb, sb, mask = MPFR_LIMB_MASK(sh); + + /* When prec(b), prec(c) <= GMP_NUMB_BITS / 2, we could replace umul_ppmm + by a limb multiplication as follows, but we assume umul_ppmm is as fast + as a limb multiplication on modern processors: + a0 = (b0 >> (GMP_NUMB_BITS / 2)) * (c0 >> (GMP_NUMB_BITS / 2)); + sb = 0; + */ + ax = MPFR_GET_EXP(b) + MPFR_GET_EXP(c); + umul_ppmm (a0, sb, b0, c0); + if (a0 < MPFR_LIMB_HIGHBIT) + { + ax --; + /* TODO: This is actually an addition with carry (no shifts and no OR + needed in asm). Make sure that GCC generates optimized code once + it supports carry-in. */ + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + + MPFR_SIGN(a) = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + if (ax == __gmpfr_emin - 1 && ap[0] == ~mask && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either ax < emin - 1 + (b) or ax = emin - 1 and ap[0] = 1000....000 and rb = sb = 0 */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[0] == MPFR_LIMB_HIGHBIT && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + if (ap[0] == 0) + { + ap[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* Special code for prec(a) = GMP_NUMB_BITS and + prec(b), prec(c) <= GMP_NUMB_BITS. */ +static int +mpfr_mul_1n (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) +{ + mp_limb_t a0; + mpfr_limb_ptr ap = MPFR_MANT(a); + mp_limb_t b0 = MPFR_MANT(b)[0]; + mp_limb_t c0 = MPFR_MANT(c)[0]; + mpfr_exp_t ax; + mp_limb_t rb, sb; + + ax = MPFR_GET_EXP(b) + MPFR_GET_EXP(c); + umul_ppmm (a0, sb, b0, c0); + if (a0 < MPFR_LIMB_HIGHBIT) + { + ax --; + /* TODO: This is actually an addition with carry (no shifts and no OR + needed in asm). Make sure that GCC generates optimized code once + it supports carry-in. */ + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + } + rb = sb & MPFR_LIMB_HIGHBIT; + sb = sb & ~MPFR_LIMB_HIGHBIT; + ap[0] = a0; + + MPFR_SIGN(a) = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. + Note: this case can only occur when the initial a0 (after the umul_ppmm + call above) had its most significant bit 0, since the largest a0 is + obtained for b0 = c0 = B-1 where B=2^GMP_NUMB_BITS, thus b0*c0 <= (B-1)^2 + thus a0 <= B-2. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + if (ax == __gmpfr_emin - 1 && ap[0] == ~MPFR_LIMB_ZERO && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either ax < emin - 1 + (b) or ax = emin - 1 and ap[0] = 1000....000 and rb = sb = 0 */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[0] == MPFR_LIMB_HIGHBIT && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & MPFR_LIMB_ONE) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE; + if (ap[0] == 0) + { + ap[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* Special code for GMP_NUMB_BITS < prec(a) < 2*GMP_NUMB_BITS and + GMP_NUMB_BITS < prec(b), prec(c) <= 2*GMP_NUMB_BITS. + Note: this code was copied in sqr.c, function mpfr_sqr_2 (this saves a few cycles + with respect to have this function exported). As a consequence, any change here + should be reported in mpfr_sqr_2. */ +static int +mpfr_mul_2 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mp_limb_t h, l, u, v, w; + mpfr_limb_ptr ap = MPFR_MANT(a); + mpfr_exp_t ax = MPFR_GET_EXP(b) + MPFR_GET_EXP(c); + mpfr_prec_t sh = 2 * GMP_NUMB_BITS - p; + mp_limb_t rb, sb, sb2, mask = MPFR_LIMB_MASK(sh); + mp_limb_t *bp = MPFR_MANT(b), *cp = MPFR_MANT(c); + + /* we store the 4-limb product in h=ap[1], l=ap[0], sb=ap[-1], sb2=ap[-2] */ + umul_ppmm (h, l, bp[1], cp[1]); + umul_ppmm (u, v, bp[1], cp[0]); + l += u; + h += (l < u); + umul_ppmm (u, w, bp[0], cp[1]); + l += u; + h += (l < u); + + /* now the full product is {h, l, v + w + high(b0*c0), low(b0*c0)}, + where the lower part contributes to less than 3 ulps to {h, l} */ + + /* If h has its most significant bit set and the low sh-1 bits of l are not + 000...000 nor 111...111 nor 111...110, then we can round correctly; + if h has zero as most significant bit, we have to shift left h and l, + thus if the low sh-2 bits are not 000...000 nor 111...111 nor 111...110, + then we can round correctly. To avoid an extra test we consider the latter + case (if we can round, we can also round in the former case). + For sh <= 3, we have mask <= 7, thus (mask>>2) <= 1, and the approximation + cannot be enough. */ + if (MPFR_LIKELY(((l + 2) & (mask >> 2)) > 2)) + sb = sb2 = 1; /* result cannot be exact in that case */ + else + { + umul_ppmm (sb, sb2, bp[0], cp[0]); + /* the full product is {h, l, sb + v + w, sb2} */ + sb += v; + l += (sb < v); + h += (l == 0) && (sb < v); + sb += w; + l += (sb < w); + h += (l == 0) && (sb < w); + } + if (h < MPFR_LIMB_HIGHBIT) + { + ax --; + h = (h << 1) | (l >> (GMP_NUMB_BITS - 1)); + l = (l << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + /* no need to shift sb2 since we only want to know if it is zero or not */ + } + ap[1] = h; + rb = l & (MPFR_LIMB_ONE << (sh - 1)); + sb |= ((l & mask) ^ rb) | sb2; + ap[0] = l & ~mask; + + MPFR_SIGN(a) = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + if (ax == __gmpfr_emin - 1 && + ap[1] == MPFR_LIMB_MAX && + ap[0] == ~mask && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* for RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[1] == MPFR_LIMB_HIGHBIT && ap[0] == 0 && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + if (ap[1] == 0) + { + ap[1] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* Special code for 2*GMP_NUMB_BITS < prec(a) < 3*GMP_NUMB_BITS and + 2*GMP_NUMB_BITS < prec(b), prec(c) <= 3*GMP_NUMB_BITS. */ +static int +mpfr_mul_3 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mp_limb_t a0, a1, a2, h, l, cy; + mpfr_limb_ptr ap = MPFR_MANT(a); + mpfr_exp_t ax = MPFR_GET_EXP(b) + MPFR_GET_EXP(c); + mpfr_prec_t sh = 3 * GMP_NUMB_BITS - p; + mp_limb_t rb, sb, sb2, mask = MPFR_LIMB_MASK(sh); + mp_limb_t *bp = MPFR_MANT(b), *cp = MPFR_MANT(c); + + /* we store the upper 3-limb product in a2, a1, a0: + b2*c2, b2*c1+b1*c2, b2*c0+b1*c1+b0*c2 */ + umul_ppmm (a2, a1, bp[2], cp[2]); + umul_ppmm (h, a0, bp[2], cp[1]); + a1 += h; + a2 += (a1 < h); + umul_ppmm (h, l, bp[1], cp[2]); + a1 += h; + a2 += (a1 < h); + a0 += l; + cy = a0 < l; /* carry in a1 */ + umul_ppmm (h, l, bp[2], cp[0]); + a0 += h; + cy += (a0 < h); + umul_ppmm (h, l, bp[1], cp[1]); + a0 += h; + cy += (a0 < h); + umul_ppmm (h, l, bp[0], cp[2]); + a0 += h; + cy += (a0 < h); + /* now propagate cy */ + a1 += cy; + a2 += (a1 < cy); + + /* Now the approximate product {a2, a1, a0} has an error of less than + 5 ulps (3 ulps for the ignored low limbs of b2*c0+b1*c1+b0*c2, + plus 2 ulps for the ignored b1*c0+b0*c1 (plus b0*c0)). + Since we might shift by 1 bit, we make sure the low sh-2 bits of a0 + are not 0, -1, -2, -3 or -4. */ + + if (MPFR_LIKELY(((a0 + 4) & (mask >> 2)) > 4)) + sb = sb2 = 1; /* result cannot be exact in that case */ + else + { + mp_limb_t p[6]; + mpn_mul_n (p, bp, cp, 3); + a2 = p[5]; + a1 = p[4]; + a0 = p[3]; + sb = p[2]; + sb2 = p[1] | p[0]; + } + if (a2 < MPFR_LIMB_HIGHBIT) + { + ax --; + a2 = (a2 << 1) | (a1 >> (GMP_NUMB_BITS - 1)); + a1 = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + /* no need to shift sb2: we only need to know if it is zero or not */ + } + ap[2] = a2; + ap[1] = a1; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= ((a0 & mask) ^ rb) | sb2; + ap[0] = a0 & ~mask; + + MPFR_SIGN(a) = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + if (ax == __gmpfr_emin - 1 && + ap[2] == MPFR_LIMB_MAX && + ap[1] == MPFR_LIMB_MAX && + ap[0] == ~mask && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* for RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[2] == MPFR_LIMB_HIGHBIT && ap[1] == 0 && ap[0] == 0 + && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + ap[2] += (ap[1] == 0) && (ap[0] == 0); + if (ap[2] == 0) + { + ap[2] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) */ + /* Note: mpfr_sqr will call mpfr_mul if bn > MPFR_SQR_THRESHOLD, in order to use Mulders' mulhigh, which is handled only here to avoid partial code duplication. There is some overhead due to the additional tests, but slowdown should not be noticeable as this code is not executed in very small precisions. */ -int +MPFR_HOT_FUNCTION_ATTR int mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { int sign, inexact; mpfr_exp_t ax, ax2; mp_limb_t *tmp; mp_limb_t b1; - mpfr_prec_t bq, cq; + mpfr_prec_t aq, bq, cq; mp_size_t bn, cn, tn, k, threshold; MPFR_TMP_DECL (marker); @@ -272,13 +743,35 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_RET (0); } } + + aq = MPFR_GET_PREC (a); + bq = MPFR_GET_PREC (b); + cq = MPFR_GET_PREC (c); + +#if !defined(MPFR_GENERIC_ABI) + if (aq == bq && aq == cq) + { + if (aq < GMP_NUMB_BITS) + return mpfr_mul_1 (a, b, c, rnd_mode, aq); + + if (GMP_NUMB_BITS < aq && aq < 2 * GMP_NUMB_BITS) + return mpfr_mul_2 (a, b, c, rnd_mode, aq); + + if (aq == GMP_NUMB_BITS) + return mpfr_mul_1n (a, b, c, rnd_mode); + + if (2 * GMP_NUMB_BITS < aq && aq < 3 * GMP_NUMB_BITS) + return mpfr_mul_3 (a, b, c, rnd_mode, aq); + } +#endif + sign = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); ax = MPFR_GET_EXP (b) + MPFR_GET_EXP (c); /* Note: the exponent of the exact result will be e = bx + cx + ec with ec in {-1,0,1} and the following assumes that e is representable. */ - /* FIXME: Useful since we do an exponent check after ? + /* FIXME: Useful since we do an exponent check after? * It is useful iff the precision is big, there is an overflow * and we are doing further mults...*/ #ifdef HUGE @@ -289,9 +782,6 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) sign); #endif - bq = MPFR_PREC (b); - cq = MPFR_PREC (c); - MPFR_ASSERTN ((mpfr_uprec_t) bq + cq <= MPFR_PREC_MAX); bn = MPFR_PREC2LIMBS (bq); /* number of limbs of b */ @@ -300,7 +790,7 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) tn = MPFR_PREC2LIMBS (bq + cq); MPFR_ASSERTD (tn <= k); /* tn <= k, thus no int overflow */ - /* Check for no size_t overflow*/ + /* Check for no size_t overflow. */ MPFR_ASSERTD ((size_t) k <= ((size_t) -1) / MPFR_BYTES_PER_MP_LIMB); MPFR_TMP_MARK (marker); tmp = MPFR_TMP_LIMBS_ALLOC (k); @@ -316,19 +806,19 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) cn = zn; } MPFR_ASSERTD (bn >= cn); - if (MPFR_LIKELY (bn <= 2)) + if (bn <= 2) { + /* The 3 cases perform the same first operation. */ + umul_ppmm (tmp[1], tmp[0], MPFR_MANT (b)[0], MPFR_MANT (c)[0]); if (bn == 1) { /* 1 limb * 1 limb */ - umul_ppmm (tmp[1], tmp[0], MPFR_MANT (b)[0], MPFR_MANT (c)[0]); b1 = tmp[1]; } else if (MPFR_UNLIKELY (cn == 1)) { /* 2 limbs * 1 limb */ mp_limb_t t; - umul_ppmm (tmp[1], tmp[0], MPFR_MANT (b)[0], MPFR_MANT (c)[0]); umul_ppmm (tmp[2], t, MPFR_MANT (b)[1], MPFR_MANT (c)[0]); add_ssaaaa (tmp[2], tmp[1], tmp[2], tmp[1], 0, t); b1 = tmp[2]; @@ -338,7 +828,6 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* 2 limbs * 2 limbs */ mp_limb_t t1, t2, t3; /* First 2 limbs * 1 limb */ - umul_ppmm (tmp[1], tmp[0], MPFR_MANT (b)[0], MPFR_MANT (c)[0]); umul_ppmm (tmp[2], t1, MPFR_MANT (b)[1], MPFR_MANT (c)[0]); add_ssaaaa (tmp[2], tmp[1], tmp[2], tmp[1], 0, t1); /* Second, the other 2 limbs * 1 limb product */ @@ -358,7 +847,7 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else /* Mulders' mulhigh. This code can also be used via mpfr_sqr, hence the tests b != c. */ - if (MPFR_UNLIKELY (bn > (threshold = b != c ? + if (MPFR_UNLIKELY (cn > (threshold = b != c ? MPFR_MUL_THRESHOLD : MPFR_SQR_THRESHOLD))) { mp_limb_t *bp, *cp; @@ -369,7 +858,8 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) exact values are a nightmare for the short product trick */ bp = MPFR_MANT (b); cp = MPFR_MANT (c); - MPFR_ASSERTN (threshold >= 1); + MPFR_STAT_STATIC_ASSERT (MPFR_MUL_THRESHOLD >= 1 && + MPFR_SQR_THRESHOLD >= 1); if (MPFR_UNLIKELY ((bp[0] == 0 && bp[1] == 0) || (cp[0] == 0 && cp[1] == 0))) { @@ -384,7 +874,7 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_ASSERTD (bn > 0); } /* This must end since the most significant limb is != 0 */ - /* Check for c too: if b ==c, will do nothing */ + /* Check for c too: if b == c, this will do nothing */ while (*cp == 0) { cp++; @@ -392,7 +882,7 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPFR_ASSERTD (cn > 0); } /* This must end since the most significant limb is != 0 */ - /* It is not the faster way, but it is safer */ + /* It is not the fastest way, but it is safer. */ MPFR_SET_SAME_SIGN (b_tmp, b); MPFR_SET_EXP (b_tmp, MPFR_GET_EXP (b)); MPFR_PREC (b_tmp) = bn * GMP_NUMB_BITS; @@ -426,14 +916,14 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Check if MulHigh can produce a roundable result. We may lose 1 bit due to RNDN, 1 due to final shift. */ - if (MPFR_UNLIKELY (MPFR_PREC (a) > p - 5)) + if (MPFR_UNLIKELY (aq > p - 5)) { - if (MPFR_UNLIKELY (MPFR_PREC (a) > p - 5 + GMP_NUMB_BITS + if (MPFR_UNLIKELY (aq > p - 5 + GMP_NUMB_BITS || bn <= threshold + 1)) { /* MulHigh can't produce a roundable result. */ MPFR_LOG_MSG (("mpfr_mulhigh can't be used (%lu VS %lu)\n", - MPFR_PREC (a), p)); + aq, p)); goto full_multiply; } /* Add one extra limb to mantissa of b and c. */ @@ -462,7 +952,7 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) Mulders' short product */ p = n * GMP_NUMB_BITS - MPFR_INT_CEIL_LOG2 (n + 2); /* Due to some nasty reasons we can have only 4 bits */ - MPFR_ASSERTD (MPFR_PREC (a) <= p - 4); + MPFR_ASSERTD (aq <= p - 4); if (MPFR_LIKELY (k < 2*n)) { @@ -470,21 +960,14 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) tmp += 2*n-k; /* `tmp' still points to an area of `k' limbs */ } } - MPFR_LOG_MSG (("Use mpfr_mulhigh (%lu VS %lu)\n", MPFR_PREC (a), p)); + MPFR_LOG_MSG (("Use mpfr_mulhigh (%lu VS %lu)\n", aq, p)); /* Compute an approximation of the product of b and c */ if (b != c) mpfr_mulhigh_n (tmp + k - 2 * n, bp, cp, n); else mpfr_sqrhigh_n (tmp + k - 2 * n, bp, n); - /* now tmp[0]..tmp[k-1] contains the product of both mantissa, - with tmp[k-1]>=2^(GMP_NUMB_BITS-2) */ - /* [VL] FIXME: This cannot be true: mpfr_mulhigh_n only - depends on pointers and n. As k can be arbitrarily larger, - the result cannot depend on k. And indeed, with GMP compiled - with --enable-alloca=debug, valgrind was complaining, at - least because MPFR_RNDRAW at the end tried to compute the - sticky bit even when not necessary; this problem is fixed, - but there's at least something wrong with the comment above. */ + /* now tmp[k-n]..tmp[k-1] contains an approximation of the n upper + limbs of the product, with tmp[k-1] >= 2^(GMP_NUMB_BITS-2) */ b1 = tmp[k-1] >> (GMP_NUMB_BITS - 1); /* msb from the product */ /* If the mantissas of b and c are uniformly distributed in (1/2, 1], @@ -495,12 +978,18 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) tmp[k-n-1..k-1], thus we shift only those limbs */ mpn_lshift (tmp + k - n - 1, tmp + k - n - 1, n + 1, 1); tmp += k - tn; + /* now the approximation is in tmp[tn-n]...tmp[tn-1] */ MPFR_ASSERTD (MPFR_LIMB_MSB (tmp[tn-1]) != 0); + /* for RNDF, we simply use RNDZ, since anyway here we multiply numbers + with large precisions, thus the overhead of RNDZ is small */ + if (rnd_mode == MPFR_RNDF) + rnd_mode = MPFR_RNDZ; + /* if the most significant bit b1 is zero, we have only p-1 correct bits */ - if (MPFR_UNLIKELY (!mpfr_round_p (tmp, tn, p + b1 - 1, MPFR_PREC(a) - + (rnd_mode == MPFR_RNDN)))) + if (MPFR_UNLIKELY (!mpfr_round_p (tmp, tn, p + b1 - 1, + aq + (rnd_mode == MPFR_RNDN)))) { tmp -= k - tn; /* tmp may have changed, FIX IT!!!!! */ goto full_multiply; @@ -525,9 +1014,9 @@ mpfr_mul (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } ax2 = ax + (mpfr_exp_t) (b1 - 1); - MPFR_RNDRAW (inexact, a, tmp, bq+cq, rnd_mode, sign, ax2++); + MPFR_RNDRAW (inexact, a, tmp, bq + cq, rnd_mode, sign, ax2++); MPFR_TMP_FREE (marker); - MPFR_EXP (a) = ax2; /* Can't use MPFR_SET_EXP: Expo may be out of range */ + MPFR_EXP (a) = ax2; /* Can't use MPFR_SET_EXP: Expo may be out of range */ MPFR_SET_SIGN (a, sign); if (MPFR_UNLIKELY (ax2 > __gmpfr_emax)) return mpfr_overflow (a, rnd_mode, sign); diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c b/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c index 981d3272365..10bc2c1645f 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mul_2ui.c @@ -33,7 +33,7 @@ mpfr_mul_2ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int n, mpfr_rnd_t rnd_mod ("y[%Pu]=%.*Rg inexact=%d", mpfr_get_prec (y), mpfr_log_prec, y, inexact)); - inexact = MPFR_UNLIKELY(y != x) ? mpfr_set (y, x, rnd_mode) : 0; + inexact = (y != x) ? mpfr_set (y, x, rnd_mode) : 0; if (MPFR_LIKELY( MPFR_IS_PURE_FP(y)) ) { diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul_d.c b/Build/source/libs/mpfr/mpfr-src/src/mul_d.c index 2078fee0b3a..00a88abc413 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mul_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mul_d.c @@ -28,6 +28,7 @@ mpfr_mul_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC @@ -38,15 +39,14 @@ mpfr_mul_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, c, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_mul (a, b, d, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear(d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/mul_ui.c b/Build/source/libs/mpfr/mpfr-src/src/mul_ui.c index c64c5ca26d3..28c296d1cc8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mul_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mul_ui.c @@ -1,5 +1,4 @@ /* mpfr_mul_ui -- multiply a floating-point number by a machine integer - mpfr_mul_si -- multiply a floating-point number by a machine integer Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -24,7 +23,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -int +#undef mpfr_mul_ui +MPFR_HOT_FUNCTION_ATTR int mpfr_mul_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode) { mp_limb_t *yp; @@ -61,7 +61,7 @@ mpfr_mul_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode MPFR_RET (0); /* zero is exact */ } } - else if (MPFR_UNLIKELY (u <= 1)) + else if (u <= 1) { if (u < 1) { @@ -117,18 +117,3 @@ mpfr_mul_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode MPFR_RET (inexact); } - -int mpfr_mul_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) -{ - int res; - - if (u >= 0) - res = mpfr_mul_ui (y, x, u, rnd_mode); - else - { - res = - mpfr_mul_ui (y, x, - (unsigned long) u, - MPFR_INVERT_RND (rnd_mode)); - MPFR_CHANGE_SIGN (y); - } - return res; -} diff --git a/Build/source/libs/mpfr/mpfr-src/src/mulders.c b/Build/source/libs/mpfr/mpfr-src/src/mulders.c index 24811299682..c5bc4a67104 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/mulders.c +++ b/Build/source/libs/mpfr/mpfr-src/src/mulders.c @@ -1,4 +1,4 @@ -/* Mulders' MulHigh function (short product) +/* Mulders' short product, square and division. Copyright 2005-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -26,6 +26,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., July 25-27, 2011, pages 7-14. */ +/* Defines it to 1 to use short div (or 0 for FoldDiv(K)) */ +#define USE_SHORT_DIV 1 + #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" @@ -38,8 +41,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., static short mulhigh_ktab[MPFR_MULHIGH_TAB_SIZE]; #else static short mulhigh_ktab[] = {MPFR_MULHIGH_TAB}; -#define MPFR_MULHIGH_TAB_SIZE \ - ((mp_size_t) (sizeof(mulhigh_ktab) / sizeof(mulhigh_ktab[0]))) +#define MPFR_MULHIGH_TAB_SIZE (numberof_const (mulhigh_ktab)) #endif /* Put in rp[n..2n-1] an approximation of the n high limbs @@ -64,19 +66,6 @@ mpfr_mulhigh_n_basecase (mpfr_limb_ptr rp, mpfr_limb_srcptr up, /* in total, we neglect less than n*B^n, i.e., n ulps of rp[n]. */ } -/* Put in rp[0..n] the n+1 low limbs of {up, n} * {vp, n}. - Assume 2n limbs are allocated at rp. */ -static void -mpfr_mullow_n_basecase (mpfr_limb_ptr rp, mpfr_limb_srcptr up, - mpfr_limb_srcptr vp, mp_size_t n) -{ - mp_size_t i; - - rp[n] = mpn_mul_1 (rp, up, n, vp[0]); - for (i = 1 ; i < n ; i++) - mpn_addmul_1 (rp + i, up, n - i + 1, vp[i]); -} - /* Put in rp[n..2n-1] an approximation of the n high limbs of {np, n} * {mp, n}. The error is less than n ulps of rp[n] (and the approximation is always less or equal to the truncated full product). @@ -89,7 +78,7 @@ mpfr_mulhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mpfr_limb_srcptr mp, { mp_size_t k; - MPFR_ASSERTN (MPFR_MULHIGH_TAB_SIZE >= 8); /* so that 3*(n/4) > n/2 */ + MPFR_STAT_STATIC_ASSERT (MPFR_MULHIGH_TAB_SIZE >= 8); /* so that 3*(n/4) > n/2 */ k = MPFR_LIKELY (n < MPFR_MULHIGH_TAB_SIZE) ? mulhigh_ktab[n] : 3*(n/4); /* Algorithm ShortMul from [1] requires k >= (n+3)/2, which translates into k >= (n+4)/2 in the C language. */ @@ -114,6 +103,20 @@ mpfr_mulhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mpfr_limb_srcptr mp, } } +#if USE_SHORT_DIV == 0 +/* Put in rp[0..n] the n+1 low limbs of {up, n} * {vp, n}. + Assume 2n limbs are allocated at rp. */ +static void +mpfr_mullow_n_basecase (mpfr_limb_ptr rp, mpfr_limb_srcptr up, + mpfr_limb_srcptr vp, mp_size_t n) +{ + mp_size_t i; + + rp[n] = mpn_mul_1 (rp, up, n, vp[0]); + for (i = 1 ; i < n ; i++) + mpn_addmul_1 (rp + i, up, n - i + 1, vp[i]); +} + /* Put in rp[0..n] the n+1 low limbs of {np, n} * {mp, n}. Assume 2n limbs are allocated at rp. */ void @@ -122,7 +125,7 @@ mpfr_mullow_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mpfr_limb_srcptr mp, { mp_size_t k; - MPFR_ASSERTN (MPFR_MULHIGH_TAB_SIZE >= 8); /* so that 3*(n/4) > n/2 */ + MPFR_STAT_STATIC_ASSERT (MPFR_MULHIGH_TAB_SIZE >= 8); /* so that 3*(n/4) > n/2 */ k = MPFR_LIKELY (n < MPFR_MULHIGH_TAB_SIZE) ? mulhigh_ktab[n] : 3*(n/4); MPFR_ASSERTD (k == -1 || k == 0 || (2 * k >= n && k < n)); if (k < 0) @@ -142,12 +145,13 @@ mpfr_mullow_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mpfr_limb_srcptr mp, mpn_add_n (rp + k, rp + k, rp + n, l + 1); } } +#endif #ifdef MPFR_SQRHIGH_TAB_SIZE static short sqrhigh_ktab[MPFR_SQRHIGH_TAB_SIZE]; #else static short sqrhigh_ktab[] = {MPFR_SQRHIGH_TAB}; -#define MPFR_SQRHIGH_TAB_SIZE (sizeof(sqrhigh_ktab) / sizeof(sqrhigh_ktab[0])) +#define MPFR_SQRHIGH_TAB_SIZE (numberof_const (sqrhigh_ktab)) #endif /* Put in rp[n..2n-1] an approximation of the n high limbs @@ -157,7 +161,7 @@ mpfr_sqrhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mp_size_t n) { mp_size_t k; - MPFR_ASSERTN (MPFR_SQRHIGH_TAB_SIZE > 2); /* ensures k < n */ + MPFR_STAT_STATIC_ASSERT (MPFR_SQRHIGH_TAB_SIZE > 2); /* ensures k < n */ k = MPFR_LIKELY (n < MPFR_SQRHIGH_TAB_SIZE) ? sqrhigh_ktab[n] : (n+4)/2; /* ensures that k >= (n+3)/2 */ MPFR_ASSERTD (k == -1 || k == 0 || (k >= (n+4)/2 && k < n)); @@ -165,7 +169,7 @@ mpfr_sqrhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mp_size_t n) /* we can't use mpn_sqr_basecase here, since it requires n <= SQR_KARATSUBA_THRESHOLD, where SQR_KARATSUBA_THRESHOLD is not exported by GMP */ - mpn_sqr_n (rp, np, n); + mpn_sqr (rp, np, n); else if (k == 0) mpfr_mulhigh_n_basecase (rp, np, np, n); else @@ -173,7 +177,7 @@ mpfr_sqrhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mp_size_t n) mp_size_t l = n - k; mp_limb_t cy; - mpn_sqr_n (rp + 2 * l, np + l, k); /* fills rp[2l..2n-1] */ + mpn_sqr (rp + 2 * l, np + l, k); /* fills rp[2l..2n-1] */ mpfr_mulhigh_n (rp, np, np + k, l); /* fills rp[l-1..2l-1] */ /* {rp+n-1,l+1} += 2 * {rp+l-1,l+1} */ cy = mpn_lshift (rp + l - 1, rp + l - 1, l + 1, 1); @@ -182,15 +186,13 @@ mpfr_sqrhigh_n (mpfr_limb_ptr rp, mpfr_limb_srcptr np, mp_size_t n) } } +#if USE_SHORT_DIV == 1 + #ifdef MPFR_DIVHIGH_TAB_SIZE static short divhigh_ktab[MPFR_DIVHIGH_TAB_SIZE]; #else static short divhigh_ktab[] = {MPFR_DIVHIGH_TAB}; -#define MPFR_DIVHIGH_TAB_SIZE (sizeof(divhigh_ktab) / sizeof(divhigh_ktab[0])) -#endif - -#ifndef __GMPFR_GMP_H__ -#define mpfr_pi1_t gmp_pi1_t /* with a GMP build */ +#define MPFR_DIVHIGH_TAB_SIZE (numberof_const (divhigh_ktab)) #endif #if !(defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_SBPI1_DIVAPPR_Q)) @@ -240,7 +242,7 @@ mpfr_divhigh_n_basecase (mpfr_limb_ptr qp, mpfr_limb_ptr np, since we truncate the divisor at each step, but since {np,n} < D originally, the largest possible partial quotient is B-1. */ if (MPFR_UNLIKELY(np[n-1] > d1 || (np[n-1] == d1 && np[n-2] >= d0))) - q2 = ~ (mp_limb_t) 0; + q2 = MPFR_LIMB_MAX; else udiv_qr_3by2 (q2, q1, q0, np[n - 1], np[n - 2], np[n - 3], d1, d0, dinv2.inv32); @@ -290,7 +292,6 @@ mpfr_divhigh_n_basecase (mpfr_limb_ptr qp, mpfr_limb_ptr np, This implements the ShortDiv algorithm from reference [1]. */ -#if 1 mp_limb_t mpfr_divhigh_n (mpfr_limb_ptr qp, mpfr_limb_ptr np, mpfr_limb_ptr dp, mp_size_t n) @@ -300,7 +301,7 @@ mpfr_divhigh_n (mpfr_limb_ptr qp, mpfr_limb_ptr np, mpfr_limb_ptr dp, mpfr_limb_ptr tp; MPFR_TMP_DECL(marker); - MPFR_ASSERTN (MPFR_MULHIGH_TAB_SIZE >= 15); /* so that 2*(n/3) >= (n+4)/2 */ + MPFR_STAT_STATIC_ASSERT (MPFR_DIVHIGH_TAB_SIZE >= 15); /* so that 2*(n/3) >= (n+4)/2 */ k = MPFR_LIKELY (n < MPFR_DIVHIGH_TAB_SIZE) ? divhigh_ktab[n] : 2*(n/3); if (k == 0) @@ -348,7 +349,9 @@ mpfr_divhigh_n (mpfr_limb_ptr qp, mpfr_limb_ptr np, mpfr_limb_ptr dp, return qh; } + #else /* below is the FoldDiv(K) algorithm from [1] */ + mp_limb_t mpfr_divhigh_n (mpfr_limb_ptr qp, mpfr_limb_ptr np, mpfr_limb_ptr dp, mp_size_t n) diff --git a/Build/source/libs/mpfr/mpfr-src/src/neg.c b/Build/source/libs/mpfr/mpfr-src/src/neg.c index 7e8fff8b9fb..9456a56c7ab 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/neg.c +++ b/Build/source/libs/mpfr/mpfr-src/src/neg.c @@ -27,13 +27,12 @@ mpfr_neg (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) { if (MPFR_UNLIKELY(a != b)) return mpfr_set4 (a, b, rnd_mode, -MPFR_SIGN(b)); - else if (MPFR_UNLIKELY(MPFR_IS_NAN (b))) - { - MPFR_RET_NAN; - } else { - MPFR_CHANGE_SIGN(a); - MPFR_RET(0); + MPFR_CHANGE_SIGN (a); + if (MPFR_UNLIKELY (MPFR_IS_NAN (b))) + MPFR_RET_NAN; + else + MPFR_RET (0); } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/next.c b/Build/source/libs/mpfr/mpfr-src/src/next.c index e6420f20464..7fd668f6e4e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/next.c +++ b/Build/source/libs/mpfr/mpfr-src/src/next.c @@ -21,20 +21,29 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +/* Note concerning the exceptions: In case of NaN result, the NaN flag is + * set as usual. No underflow or overflow is generated (this contradicts + * the obsolete IEEE 754-1985 standard for Nextafter, but conforms to the + * current standard IEEE 754-2008 for nextUp and nextDown). + */ + #include "mpfr-impl.h" void mpfr_nexttozero (mpfr_ptr x) { - if (MPFR_UNLIKELY(MPFR_IS_INF(x))) - { - mpfr_setmax (x, __gmpfr_emax); - return; - } - else if (MPFR_UNLIKELY( MPFR_IS_ZERO(x) )) + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) { - MPFR_CHANGE_SIGN(x); - mpfr_setmin (x, __gmpfr_emin); + if (MPFR_IS_INF (x)) + { + mpfr_setmax (x, __gmpfr_emax); + } + else + { + MPFR_ASSERTN (MPFR_IS_ZERO (x)); + MPFR_CHANGE_SIGN(x); + mpfr_setmin (x, __gmpfr_emin); + } } else { @@ -46,18 +55,17 @@ mpfr_nexttozero (mpfr_ptr x) MPFR_UNSIGNED_MINUS_MODULO (sh, MPFR_PREC(x)); xp = MPFR_MANT(x); mpn_sub_1 (xp, xp, xn, MPFR_LIMB_ONE << sh); - if (MPFR_UNLIKELY( MPFR_LIMB_MSB(xp[xn-1]) == 0) ) - { /* was an exact power of two: not normalized any more */ + if (MPFR_UNLIKELY (MPFR_LIMB_MSB (xp[xn-1]) == 0)) + { /* was an exact power of two: not normalized any more, + thus do not use MPFR_GET_EXP. */ mpfr_exp_t exp = MPFR_EXP (x); - if (MPFR_UNLIKELY(exp == __gmpfr_emin)) + if (MPFR_UNLIKELY (exp == __gmpfr_emin)) MPFR_SET_ZERO(x); else { - mp_size_t i; MPFR_SET_EXP (x, exp - 1); - xp[0] = MP_LIMB_T_MAX << sh; - for (i = 1; i < xn; i++) - xp[i] = MP_LIMB_T_MAX; + /* The following is valid whether xn = 1 or xn > 1. */ + xp[xn-1] |= MPFR_LIMB_HIGHBIT; } } } @@ -66,10 +74,11 @@ mpfr_nexttozero (mpfr_ptr x) void mpfr_nexttoinf (mpfr_ptr x) { - if (MPFR_UNLIKELY(MPFR_IS_INF(x))) - return; - else if (MPFR_UNLIKELY(MPFR_IS_ZERO(x))) - mpfr_setmin (x, __gmpfr_emin); + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) + { + if (MPFR_IS_ZERO (x)) + mpfr_setmin (x, __gmpfr_emin); + } else { mp_size_t xn; @@ -79,12 +88,12 @@ mpfr_nexttoinf (mpfr_ptr x) xn = MPFR_LIMB_SIZE (x); MPFR_UNSIGNED_MINUS_MODULO (sh, MPFR_PREC(x)); xp = MPFR_MANT(x); - if (MPFR_UNLIKELY( mpn_add_1 (xp, xp, xn, MPFR_LIMB_ONE << sh)) ) + if (MPFR_UNLIKELY (mpn_add_1 (xp, xp, xn, MPFR_LIMB_ONE << sh))) /* got 1.0000... */ { mpfr_exp_t exp = MPFR_EXP (x); - if (MPFR_UNLIKELY(exp == __gmpfr_emax)) - MPFR_SET_INF(x); + if (MPFR_UNLIKELY (exp == __gmpfr_emax)) + MPFR_SET_INF (x); else { MPFR_SET_EXP (x, exp + 1); diff --git a/Build/source/libs/mpfr/mpfr-src/src/nrandom.c b/Build/source/libs/mpfr/mpfr-src/src/nrandom.c new file mode 100644 index 00000000000..ed5133bc1fd --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/nrandom.c @@ -0,0 +1,183 @@ +/* mpfr_nrandom (rop, state, rnd_mode) -- Generate a normal deviate with mean 0 + and variance 1 and round it to the precision of rop according to the given + rounding mode. + +Copyright 2013-2017 Free Software Foundation, Inc. +Contributed by Charles Karney <charles@karney.com>, SRI International. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* + * Sampling from the normal distribution with zero mean and unit variance. + * This uses Algorithm N given in: + * Charles F. F. Karney, + * "Sampling exactly from the normal distribution", + * ACM Trans. Math. Software 42(1), 3:1-14 (Jan. 2016). + * https://dx.doi.org/10.1145/2710016 + * http://arxiv.org/abs/1303.6257 + * + * The implementation here closely follows the C++ one given in the paper + * above. However, here, C is simplified by using gmp_urandomm_ui; the initial + * rejection step in H just tests the leading bit of p; and the assignment of + * the sign to the deviate using gmp_urandomb_ui. Finally, the C++ + * implementation benefits from caching temporary random deviates across calls. + * This isn't possible in C without additional machinery which would complicate + * the interface. + * + * There are a few "weasel words" regarding the accuracy of this + * implementation. The algorithm produces exactly rounded normal deviates + * provided that gmp's random number engine delivers truly random bits. If it + * did, the algorithm would be perfect; however, this implementation would have + * problems, e.g., in that the integer part of the normal deviate is + * represented by an unsigned long, whereas in reality the integer part in + * unbounded. In this implementation, asserts catch overflow in the integer + * part and similar (very, very) unlikely events. In reality, of course, gmp's + * random number engine has a finite internal state (19937 bits in the case of + * the MT19937 method). This means that these unlikely events in fact won't + * occur. If the asserts are triggered, then this is an indication that the + * random number engine is defective. (Even if a hardware random number + * generator were used, the most likely explanation for the triggering of the + * asserts would be that the hardware generator was broken.) + */ + +#include "random_deviate.h" + +/* Algorithm H: true with probability exp(-1/2). */ +static int +H (gmp_randstate_t r, mpfr_random_deviate_t p, mpfr_random_deviate_t q) +{ + /* p and q are temporaries */ + mpfr_random_deviate_reset (p); + if (mpfr_random_deviate_tstbit (p, 1, r)) + return 1; + for (;;) + { + mpfr_random_deviate_reset (q); + if (!mpfr_random_deviate_less (q, p, r)) + return 0; + mpfr_random_deviate_reset (p); + if (!mpfr_random_deviate_less (p, q, r)) + return 1; + } +} + +/* Step N1: return n >= 0 with prob. exp(-n/2) * (1 - exp(-1/2)). */ +static unsigned long +G (gmp_randstate_t r, mpfr_random_deviate_t p, mpfr_random_deviate_t q) +{ + /* p and q are temporaries */ + unsigned long n = 0; + + while (H (r, p, q)) + { + ++n; + /* Catch n wrapping around to 0; for a 32-bit unsigned long, the + * probability of this is exp(-2^30)). */ + MPFR_ASSERTN (n != 0UL); + } + return n; +} + +/* Step N2: true with probability exp(-m*n/2). */ +static int +P (unsigned long m, unsigned long n, gmp_randstate_t r, + mpfr_random_deviate_t p, mpfr_random_deviate_t q) +{ + /* p and q are temporaries. m*n is passed as two separate parameters to deal + * with the case where m*n overflows an unsigned long. This may be called + * with m = 0 and n = (unsigned long)(-1) and, because m in handled in to the + * outer loop, this routine will correctly return 1. */ + while (m--) + { + unsigned long k = n; + while (k--) + { + if (!H (r, p, q)) + return 0; + } + } + return 1; +} + +/* Algorithm C: return (-1, 0, 1) with prob (1/m, 1/m, 1-2/m). */ +static int +C (unsigned long m, gmp_randstate_t r) +{ + unsigned long n = gmp_urandomm_ui (r, m); + return n == 0 ? -1 : (n == 1 ? 0 : 1); +} + +/* Algorithm B: true with prob exp(-x * (2*k + x) / (2*k + 2)). */ +static int +B (unsigned long k, mpfr_random_deviate_t x, gmp_randstate_t r, + mpfr_random_deviate_t p, mpfr_random_deviate_t q) +{ + /* p and q are temporaries */ + + unsigned long m = 2 * k + 2; + /* n tracks the parity of the loop; s == 1 on first trip through loop. */ + unsigned n = 0, s = 1; + int f; + + /* Check if 2 * k + 2 would overflow; for a 32-bit unsigned long, the + * probability of this is exp(-2^61)). */ + MPFR_ASSERTN (k < ((unsigned long)(-1) >> 1)); + + for (;; ++n, s = 0) /* overflow of n is innocuous */ + { + if ( ((f = k ? 0 : C (m, r)) < 0) || + (mpfr_random_deviate_reset (q), + !mpfr_random_deviate_less (q, s ? x : p, r)) || + ((f = k ? C (m, r) : f) < 0) || + (f == 0 && + (mpfr_random_deviate_reset (p), + !mpfr_random_deviate_less (p, x, r))) ) + break; + mpfr_random_deviate_swap (p, q); /* an efficient way of doing p = q */ + } + return (n & 1U) == 0; +} + +/* return a normal random deviate with mean 0 and variance 1 as a MPFR */ +int +mpfr_nrandom (mpfr_t z, gmp_randstate_t r, mpfr_rnd_t rnd) +{ + mpfr_random_deviate_t x, p, q; + int inex; + unsigned long k, j; + + mpfr_random_deviate_init (x); + mpfr_random_deviate_init (p); + mpfr_random_deviate_init (q); + for (;;) + { + k = G (r, p, q); /* step 1 */ + if (!P (k, k - 1, r, p, q)) + continue; /* step 2 */ + mpfr_random_deviate_reset (x); /* step 3 */ + for (j = 0; j <= k && B (k, x, r, p, q); ++j); /* step 4 */ + if (j > k) + break; + } + mpfr_random_deviate_clear (q); + mpfr_random_deviate_clear (p); + /* steps 5, 6, 7 */ + inex = mpfr_random_deviate_value (gmp_urandomb_ui (r, 1), k, x, z, r, rnd); + mpfr_random_deviate_clear (x); + return inex; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/odd_p.c b/Build/source/libs/mpfr/mpfr-src/src/odd_p.c new file mode 100644 index 00000000000..411f8555dbf --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/odd_p.c @@ -0,0 +1,73 @@ +/* mpfr_odd_p -- check for odd integers + +Copyright 2001-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* Return 1 if y is an odd integer, 0 otherwise. + Assumes y is not singular. */ +int +mpfr_odd_p (mpfr_srcptr y) +{ + mpfr_exp_t expo; + mpfr_prec_t prec; + mp_size_t yn; + mp_limb_t *yp; + + /* NAN, INF or ZERO are not allowed */ + MPFR_ASSERTD (!MPFR_IS_SINGULAR (y)); + + expo = MPFR_GET_EXP (y); + if (expo <= 0) + return 0; /* |y| < 1 and not 0 */ + + prec = MPFR_PREC(y); + if ((mpfr_prec_t) expo > prec) + return 0; /* y is a multiple of 2^(expo-prec), thus not odd */ + + /* 0 < expo <= prec: + y = 1xxxxxxxxxt.zzzzzzzzzzzzzzzzzz[000] + expo bits (prec-expo) bits + + We have to check that: + (a) the bit 't' is set + (b) all the 'z' bits are zero + */ + + prec = MPFR_PREC2LIMBS (prec) * GMP_NUMB_BITS - expo; + /* number of z+0 bits */ + + yn = prec / GMP_NUMB_BITS; + MPFR_ASSERTN(yn >= 0); + /* yn is the index of limb containing the 't' bit */ + + yp = MPFR_MANT(y); + /* if expo is a multiple of GMP_NUMB_BITS, t is bit 0 */ + if (expo % GMP_NUMB_BITS == 0 ? (yp[yn] & 1) == 0 + : yp[yn] << ((expo % GMP_NUMB_BITS) - 1) != MPFR_LIMB_HIGHBIT) + return 0; + while (--yn >= 0) + if (yp[yn] != 0) + return 0; + return 1; +} + diff --git a/Build/source/libs/mpfr/mpfr-src/src/out_str.c b/Build/source/libs/mpfr/mpfr-src/src/out_str.c index 1b5e6da8f31..636c634547d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/out_str.c +++ b/Build/source/libs/mpfr/mpfr-src/src/out_str.c @@ -73,7 +73,7 @@ mpfr_out_str (FILE *stream, int base, size_t n_digits, mpfr_srcptr op, || fputc (*s++, stream) == EOF /* leading digit */ || fputc ((unsigned char) MPFR_DECIMAL_POINT, stream) == EOF || fputs (s, stream) == EOF; /* trailing significand */ - (*__gmp_free_func) (s0, l); + mpfr_free_func (s0, l); if (MPFR_UNLIKELY (err)) return 0; diff --git a/Build/source/libs/mpfr/mpfr-src/src/pool.c b/Build/source/libs/mpfr/mpfr-src/src/pool.c new file mode 100644 index 00000000000..70f50192941 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/pool.c @@ -0,0 +1,117 @@ +/* mpz_t pool + +Copyright 2014-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_POOL_DONT_REDEFINE +#include "mpfr-impl.h" + +#ifndef MPFR_POOL_MAX_SIZE +# define MPFR_POOL_MAX_SIZE 32 /* maximal size (in limbs) for each entry */ +#endif + +/* If the number of entries of the mpz_t pool is not zero */ +#if MPFR_POOL_NENTRIES + +/* Index in the stack table of mpz_t and stack table of mpz_t */ +static MPFR_THREAD_ATTR int n_alloc = 0; +static MPFR_THREAD_ATTR __mpz_struct mpz_tab[MPFR_POOL_NENTRIES]; + +MPFR_HOT_FUNCTION_ATTR void +mpfr_mpz_init (mpz_t z) +{ + if (MPFR_LIKELY (n_alloc > 0)) + { + /* Get a mpz_t from the MPFR stack of previously used mpz_t. + It reduces memory pressure, and it allows to reuse + a mpz_t that should be sufficiently big. */ + MPFR_ASSERTD (n_alloc <= numberof (mpz_tab)); + memcpy (z, &mpz_tab[--n_alloc], sizeof (mpz_t)); + SIZ(z) = 0; + } + else + { + /* Call the real GMP function */ + mpz_init (z); + } +} + +MPFR_HOT_FUNCTION_ATTR void +mpfr_mpz_init2 (mpz_t z, mp_bitcnt_t n) +{ + /* The condition on n is used below as the argument n will be ignored if + the mpz_t is obtained from the MPFR stack of previously used mpz_t. + Said otherwise, it z is expected to have a large size at the end, then + it is better to allocate this size directly than to get a mpz_t of + small size, with possibly several realloc's on it. But if n satisfies + the condition and is larger than the stacked mpz_t, this may still + yield useless realloc's. This is not ideal. We might consider to use + mpz_init2 with the maximum size in mpfr_mpz_init to solve this issue. */ + if (MPFR_LIKELY (n_alloc > 0 && n <= MPFR_POOL_MAX_SIZE * GMP_NUMB_BITS)) + { + /* Get a mpz_t from the MPFR stack of previously used mpz_t. + It reduces memory pressure, and it allows to reuse + a mpz_t that should be sufficiently big. */ + MPFR_ASSERTD (n_alloc <= numberof (mpz_tab)); + memcpy (z, &mpz_tab[--n_alloc], sizeof (mpz_t)); + SIZ(z) = 0; + } + else + { + /* Call the real GMP function */ + mpz_init2 (z, n); + } +} + + +MPFR_HOT_FUNCTION_ATTR void +mpfr_mpz_clear (mpz_t z) +{ + /* We only put objects with at most MPFR_POOL_MAX_SIZE in the mpz_t pool, + to avoid it takes too much memory (and anyway the speedup is mainly + for small precision). */ + if (MPFR_LIKELY (n_alloc < numberof (mpz_tab) && + ALLOC (z) <= MPFR_POOL_MAX_SIZE)) + { + /* Push back the mpz_t inside the stack of the used mpz_t */ + MPFR_ASSERTD (n_alloc >= 0); + memcpy (&mpz_tab[n_alloc++], z, sizeof (mpz_t)); + } + else + { + /* Call the real GMP function */ + mpz_clear (z); + } +} + +#endif + +void +mpfr_free_pool (void) +{ +#if MPFR_POOL_NENTRIES + int i; + + MPFR_ASSERTD (n_alloc >= 0 && n_alloc <= numberof (mpz_tab)); + for (i = 0; i < n_alloc; i++) + mpz_clear (&mpz_tab[i]); + n_alloc = 0; +#endif +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/pow.c b/Build/source/libs/mpfr/mpfr-src/src/pow.c index 5c1c2dec8c0..6d5c05f96b2 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/pow.c +++ b/Build/source/libs/mpfr/mpfr-src/src/pow.c @@ -107,55 +107,10 @@ mpfr_pow_is_exact (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, return res; } -/* Return 1 if y is an odd integer, 0 otherwise. */ -static int -is_odd (mpfr_srcptr y) -{ - mpfr_exp_t expo; - mpfr_prec_t prec; - mp_size_t yn; - mp_limb_t *yp; - - /* NAN, INF or ZERO are not allowed */ - MPFR_ASSERTD (!MPFR_IS_SINGULAR (y)); - - expo = MPFR_GET_EXP (y); - if (expo <= 0) - return 0; /* |y| < 1 and not 0 */ - - prec = MPFR_PREC(y); - if ((mpfr_prec_t) expo > prec) - return 0; /* y is a multiple of 2^(expo-prec), thus not odd */ - - /* 0 < expo <= prec: - y = 1xxxxxxxxxt.zzzzzzzzzzzzzzzzzz[000] - expo bits (prec-expo) bits - - We have to check that: - (a) the bit 't' is set - (b) all the 'z' bits are zero - */ - - prec = MPFR_PREC2LIMBS (prec) * GMP_NUMB_BITS - expo; - /* number of z+0 bits */ - - yn = prec / GMP_NUMB_BITS; - MPFR_ASSERTN(yn >= 0); - /* yn is the index of limb containing the 't' bit */ - - yp = MPFR_MANT(y); - /* if expo is a multiple of GMP_NUMB_BITS, t is bit 0 */ - if (expo % GMP_NUMB_BITS == 0 ? (yp[yn] & 1) == 0 - : yp[yn] << ((expo % GMP_NUMB_BITS) - 1) != MPFR_LIMB_HIGHBIT) - return 0; - while (--yn >= 0) - if (yp[yn] != 0) - return 0; - return 1; -} - /* Assumes that the exponent range has already been extended and if y is - an integer, then the result is not exact in unbounded exponent range. */ + an integer, then the result is not exact in unbounded exponent range. + If x < 0, assumes y is an integer. +*/ int mpfr_pow_general (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode, int y_is_integer, mpfr_save_expo_t *expo) @@ -184,18 +139,26 @@ mpfr_pow_general (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, MPFR_ALIAS(absx, x, /*sign=*/ 1, /*EXP=*/ MPFR_EXP(x)); /* We will compute the absolute value of the result. So, let's - invert the rounding mode if the result is negative. */ - if (MPFR_IS_NEG (x) && is_odd (y)) + invert the rounding mode if the result is negative (in which case + y not an integer was already filtered out). */ + if (MPFR_IS_NEG (x)) { - neg_result = 1; - rnd_mode = MPFR_INVERT_RND (rnd_mode); + MPFR_ASSERTD (y_is_integer); + if (mpfr_odd_p (y)) + { + neg_result = 1; + rnd_mode = MPFR_INVERT_RND (rnd_mode); + } } - /* compute the precision of intermediary variable */ - /* the optimal number of bits : see algorithms.tex */ - Nt = Nz + 5 + MPFR_INT_CEIL_LOG2 (Nz); + /* Compute the precision of intermediary variable. */ + /* The increment 9 + MPFR_INT_CEIL_LOG2 (Nz) gives few Ziv failures + in binary64 and binary128 formats: + mfv5 -p53 -e1 mpfr_pow: 5903 / 6469.59 / 6686 + mfv5 -p113 -e1 mpfr_pow: 10913 / 11989.46 / 12321 */ + Nt = Nz + 9 + MPFR_INT_CEIL_LOG2 (Nz); - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); MPFR_ZIV_INIT (ziv_loop, Nt); @@ -360,15 +323,28 @@ mpfr_pow_general (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, MPFR_GET_EXP (z) == __gmpfr_emin - 1 - lk && mpfr_powerof2_raw (z)) { /* Rounding to nearest, real result > z * 2^k = 2^(emin - 2), - * underflow case: as the minimum precision is > 1, we will - * obtain the correct result and exceptions by replacing z by - * nextabove(z). + * underflow case: + * (a) if the precision of z is > 1, we will obtain the correct + * result and exceptions by replacing z by nextabove(z). + * (b) if the precision of z is 1, we first copy z to zcopy of + * precision 2 bits and perform nextabove(zcopy). */ - MPFR_ASSERTN (MPFR_PREC_MIN > 1); - mpfr_nextabove (z); + if (MPFR_PREC(z) >= 2) + mpfr_nextabove (z); + else + { + mpfr_t zcopy; + mpfr_init2 (zcopy, MPFR_PREC(z) + 1); + mpfr_set (zcopy, z, MPFR_RNDZ); + mpfr_nextabove (zcopy); + inex2 = mpfr_mul_2si (z, zcopy, lk, rnd_mode); + mpfr_clear (zcopy); + goto under_over; + } } - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inex2 = mpfr_mul_2si (z, z, lk, rnd_mode); + under_over: if (inex2) /* underflow or overflow */ { inexact = inex2; @@ -482,7 +458,7 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) { int negative; /* Determine the sign now, in case y and z are the same object */ - negative = MPFR_IS_NEG (x) && is_odd (y); + negative = MPFR_IS_NEG (x) && mpfr_odd_p (y); if (MPFR_IS_POS (y)) MPFR_SET_INF (z); else @@ -498,12 +474,12 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) int negative; MPFR_ASSERTD (MPFR_IS_ZERO (x)); /* Determine the sign now, in case y and z are the same object */ - negative = MPFR_IS_NEG(x) && is_odd (y); + negative = MPFR_IS_NEG(x) && mpfr_odd_p (y); if (MPFR_IS_NEG (y)) { MPFR_ASSERTD (! MPFR_IS_INF (y)); MPFR_SET_INF (z); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); } else MPFR_SET_ZERO (z); @@ -529,7 +505,7 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) cmp_x_1 = mpfr_cmpabs (x, __gmpfr_one); if (cmp_x_1 == 0) - return mpfr_set_si (z, MPFR_IS_NEG (x) && is_odd (y) ? -1 : 1, rnd_mode); + return mpfr_set_si (z, MPFR_IS_NEG (x) && mpfr_odd_p (y) ? -1 : 1, rnd_mode); /* now we have: (1) either x > 0 @@ -550,6 +526,15 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) Otherwise, it should enable one to check only underflow or overflow, instead of both cases as in the present case. */ + + /* fast check for cases where no overflow nor underflow is possible: + if |y| <= 2^15, and -32767 < EXP(x) <= 32767, then + |y*log2(x)| <= 2^15*32767 < 1073741823, thus for the default + emax=1073741823 and emin=-emax there can be no overflow nor underflow */ + if (__gmpfr_emax >= 1073741823 && __gmpfr_emin <= -1073741823 && + MPFR_EXP(y) <= 15 && -32767 < MPFR_EXP(x) && MPFR_EXP(x) <= 32767) + goto no_overflow_nor_underflow; + if (cmp_x_1 * MPFR_SIGN (y) > 0) { mpfr_t t; @@ -562,7 +547,7 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) to round y*o(log2(x)) toward zero too; (ii) if x < 0, we first compute t = o(-x), with rounding toward 1, and then follow as in case (1). */ - if (MPFR_SIGN (x) > 0) + if (MPFR_IS_POS (x)) mpfr_log2 (t, x, MPFR_RNDZ); else { @@ -576,7 +561,7 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) if (overflow) { MPFR_LOG_MSG (("early overflow detection\n", 0)); - negative = MPFR_SIGN(x) < 0 && is_odd (y); + negative = MPFR_IS_NEG (x) && mpfr_odd_p (y); return mpfr_overflow (z, rnd_mode, negative ? -1 : 1); } } @@ -590,13 +575,14 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) */ if (MPFR_IS_NEG (y) ? (MPFR_GET_EXP (x) > 1) : (MPFR_GET_EXP (x) < 0)) { + mp_limb_t tmp_limb[MPFR_EXP_LIMB_SIZE]; mpfr_t tmp; mpfr_eexp_t ebound; int inex2; /* We must restore the flags. */ MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (tmp, sizeof (mpfr_exp_t) * CHAR_BIT); + MPFR_TMP_INIT1 (tmp_limb, tmp, sizeof (mpfr_exp_t) * CHAR_BIT); inex2 = mpfr_set_exp_t (tmp, MPFR_GET_EXP (x), MPFR_RNDN); MPFR_ASSERTN (inex2 == 0); if (MPFR_IS_NEG (y)) @@ -610,7 +596,6 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) /* tmp doesn't necessarily fit in ebound, but that doesn't matter since we get the minimum value in such a case. */ ebound = mpfr_get_exp_t (tmp, MPFR_RNDU); - mpfr_clear (tmp); MPFR_SAVE_EXPO_FREE (expo); if (MPFR_UNLIKELY (ebound <= __gmpfr_emin - (rnd_mode == MPFR_RNDN ? 2 : 1))) @@ -619,10 +604,12 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) MPFR_LOG_MSG (("early underflow detection\n", 0)); return mpfr_underflow (z, rnd_mode == MPFR_RNDN ? MPFR_RNDZ : rnd_mode, - MPFR_SIGN (x) < 0 && is_odd (y) ? -1 : 1); + MPFR_IS_NEG (x) && mpfr_odd_p (y) ? -1 : 1); } } + no_overflow_nor_underflow: + /* If y is an integer, we can use mpfr_pow_z (based on multiplications), but if y is very large (I'm not sure about the best threshold -- VL), we shouldn't use it, as it can be very slow and take a lot of memory @@ -645,65 +632,59 @@ mpfr_pow (mpfr_ptr z, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd_mode) /* Special case (+/-2^b)^Y which could be exact. If x is negative, then necessarily y is a large integer. */ + if (mpfr_powerof2_raw (x)) { mpfr_exp_t b = MPFR_GET_EXP (x) - 1; + mpfr_t tmp; + int sgnx = MPFR_SIGN (x); MPFR_ASSERTN (b >= LONG_MIN && b <= LONG_MAX); /* FIXME... */ - if (mpfr_cmp_si_2exp (x, MPFR_SIGN(x), b) == 0) + + MPFR_LOG_MSG (("special case (+/-2^b)^Y\n", 0)); + /* now x = +/-2^b, so x^y = (+/-1)^y*2^(b*y) is exact whenever b*y is + an integer */ + MPFR_SAVE_EXPO_MARK (expo); + mpfr_init2 (tmp, MPFR_PREC (y) + sizeof (long) * CHAR_BIT); + inexact = mpfr_mul_si (tmp, y, b, MPFR_RNDN); /* exact */ + MPFR_ASSERTN (inexact == 0); + /* Note: as the exponent range has been extended, an overflow is not + possible (due to basic overflow and underflow checking above, as + the result is ~ 2^tmp), and an underflow is not possible either + because b is an integer (thus either 0 or >= 1). */ + MPFR_CLEAR_FLAGS (); + inexact = mpfr_exp2 (z, tmp, rnd_mode); + mpfr_clear (tmp); + if (sgnx < 0 && mpfr_odd_p (y)) { - mpfr_t tmp; - int sgnx = MPFR_SIGN (x); - - MPFR_LOG_MSG (("special case (+/-2^b)^Y\n", 0)); - /* now x = +/-2^b, so x^y = (+/-1)^y*2^(b*y) is exact whenever b*y is - an integer */ - MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (tmp, MPFR_PREC (y) + sizeof (long) * CHAR_BIT); - inexact = mpfr_mul_si (tmp, y, b, MPFR_RNDN); /* exact */ - MPFR_ASSERTN (inexact == 0); - /* Note: as the exponent range has been extended, an overflow is not - possible (due to basic overflow and underflow checking above, as - the result is ~ 2^tmp), and an underflow is not possible either - because b is an integer (thus either 0 or >= 1). */ - mpfr_clear_flags (); - inexact = mpfr_exp2 (z, tmp, rnd_mode); - mpfr_clear (tmp); - if (sgnx < 0 && is_odd (y)) - { - mpfr_neg (z, z, rnd_mode); - inexact = -inexact; - } - /* Without the following, the overflows3 test in tpow.c fails. */ - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range (z, inexact, rnd_mode); + mpfr_neg (z, z, rnd_mode); + inexact = -inexact; } + /* Without the following, the overflows3 test in tpow.c fails. */ + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (z, inexact, rnd_mode); } MPFR_SAVE_EXPO_MARK (expo); - /* Case where |y * log(x)| is very small. Warning: x can be negative, in + /* Case where y * log(x) is very small. Warning: x can be negative, in that case y is a large integer. */ { - mpfr_t t; - mpfr_exp_t err; + mpfr_exp_t err, expx, logt; /* We need an upper bound on the exponent of y * log(x). */ - mpfr_init2 (t, 16); if (MPFR_IS_POS(x)) - mpfr_log (t, x, cmp_x_1 < 0 ? MPFR_RNDD : MPFR_RNDU); /* away from 0 */ + expx = cmp_x_1 > 0 ? MPFR_EXP(x) : 1 - MPFR_EXP(x); else - { - /* if x < -1, round to +Inf, else round to zero */ - mpfr_neg (t, x, (mpfr_cmp_si (x, -1) < 0) ? MPFR_RNDU : MPFR_RNDD); - mpfr_log (t, t, (mpfr_cmp_ui (t, 1) < 0) ? MPFR_RNDD : MPFR_RNDU); - } - MPFR_ASSERTN (MPFR_IS_PURE_FP (t)); - err = MPFR_GET_EXP (y) + MPFR_GET_EXP (t); - mpfr_clear (t); - mpfr_clear_flags (); + expx = mpfr_cmp_si (x, -1) > 0 ? 1 - MPFR_EXP(x) : MPFR_EXP(x); + MPFR_ASSERTD(expx >= 0); + /* now |log(x)| < expx */ + logt = MPFR_INT_CEIL_LOG2 (expx); + /* now expx <= 2^logt */ + err = MPFR_GET_EXP (y) + logt; + MPFR_CLEAR_FLAGS (); MPFR_SMALL_INPUT_AFTER_SAVE_EXPO (z, __gmpfr_one, - err, 0, - (MPFR_SIGN (y) > 0) ^ (cmp_x_1 < 0), + (MPFR_IS_POS (y)) ^ (cmp_x_1 < 0), rnd_mode, expo, {}); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/pow_si.c b/Build/source/libs/mpfr/mpfr-src/src/pow_si.c index 6ffeed16439..f14f732161b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/pow_si.c +++ b/Build/source/libs/mpfr/mpfr-src/src/pow_si.c @@ -56,7 +56,7 @@ mpfr_pow_si (mpfr_ptr y, mpfr_srcptr x, long int n, mpfr_rnd_t rnd) { MPFR_ASSERTD (MPFR_IS_ZERO (x)); MPFR_SET_INF (y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); } if (positive) MPFR_SET_POS (y); @@ -158,14 +158,14 @@ mpfr_pow_si (mpfr_ptr y, mpfr_srcptr x, long int n, mpfr_rnd_t rnd) MPFR_SAVE_EXPO_MARK (expo); - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); /* We will compute rnd(rnd1(1/x) ^ |n|), where rnd1 is the rounding toward sign(x), to avoid spurious overflow or underflow, as in mpfr_pow_z. */ rnd1 = MPFR_EXP (x) < 1 ? MPFR_RNDZ : - (MPFR_SIGN (x) > 0 ? MPFR_RNDU : MPFR_RNDD); + (MPFR_IS_POS (x) ? MPFR_RNDU : MPFR_RNDD); MPFR_ZIV_INIT (loop, Nt); for (;;) @@ -233,7 +233,7 @@ mpfr_pow_si (mpfr_ptr y, mpfr_srcptr x, long int n, mpfr_rnd_t rnd) if (MPFR_LIKELY (MPFR_CAN_ROUND (t, Nt - size_n - 2, Ny, rnd))) break; - /* actualisation of the precision */ + /* actualization of the precision */ MPFR_ZIV_NEXT (loop, Nt); mpfr_set_prec (t, Nt); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/pow_z.c b/Build/source/libs/mpfr/mpfr-src/src/pow_z.c index 762f506fa6f..b2fe4c7cde8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/pow_z.c +++ b/Build/source/libs/mpfr/mpfr-src/src/pow_z.c @@ -52,7 +52,7 @@ mpfr_pow_pos_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd, int cr) return mpfr_set (y, x, rnd); absz[0] = z[0]; - SIZ (absz) = ABS(SIZ(absz)); /* Hack to get abs(z) */ + SIZ (absz) = ABSIZ (absz); /* Hack to get abs(z) */ MPFR_MPZ_SIZEINBASE2 (size_z, z); /* round toward 1 (or -1) to avoid spurious overflow or underflow, @@ -128,7 +128,7 @@ mpfr_pow_pos_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd, int cr) MPFR_ASSERTD (mpfr_cmp_si_2exp (x, MPFR_SIGN (x), MPFR_EXP (x) - 1) != 0); mpfr_init2 (y2, 2); - mpfr_init2 (zz, ABS (SIZ (z)) * GMP_NUMB_BITS); + mpfr_init2 (zz, ABSIZ (z) * GMP_NUMB_BITS); inexact = mpfr_set_z (zz, z, MPFR_RNDN); MPFR_ASSERTN (inexact == 0); inexact = mpfr_pow_general (y2, x, zz, rnd, 1, @@ -211,7 +211,7 @@ mpfr_pow_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd) { /* 0^(-n) if +/- INF */ MPFR_SET_INF (y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); } if (MPFR_LIKELY (MPFR_IS_POS (x) || mpz_even_p (z))) MPFR_SET_POS (y); @@ -280,13 +280,13 @@ mpfr_pow_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd) Nt = Nt + size_z + 3 + MPFR_INT_CEIL_LOG2 (Nt); /* ensures Nt >= bits(z)+2 */ - /* initialise of intermediary variable */ + /* initialize of intermediary variable */ mpfr_init2 (t, Nt); /* We will compute rnd(rnd1(1/x) ^ (-z)), where rnd1 is the rounding toward sign(x), to avoid spurious overflow or underflow. */ rnd1 = MPFR_EXP (x) < 1 ? MPFR_RNDZ : - (MPFR_SIGN (x) > 0 ? MPFR_RNDU : MPFR_RNDD); + (MPFR_IS_POS (x) ? MPFR_RNDU : MPFR_RNDD); MPFR_ZIV_INIT (loop, Nt); for (;;) @@ -336,7 +336,7 @@ mpfr_pow_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd) MPFR_ASSERTD (mpfr_cmp_si_2exp (x, MPFR_SIGN (x), MPFR_EXP (x) - 1) != 0); mpfr_init2 (y2, 2); - mpfr_init2 (zz, ABS (SIZ (z)) * GMP_NUMB_BITS); + mpfr_init2 (zz, ABSIZ (z) * GMP_NUMB_BITS); inexact = mpfr_set_z (zz, z, MPFR_RNDN); MPFR_ASSERTN (inexact == 0); inexact = mpfr_pow_general (y2, x, zz, rnd, 1, @@ -357,7 +357,7 @@ mpfr_pow_z (mpfr_ptr y, mpfr_srcptr x, mpz_srcptr z, mpfr_rnd_t rnd) if (MPFR_LIKELY (MPFR_CAN_ROUND (t, Nt - size_z - 2, MPFR_PREC (y), rnd))) break; - /* actualisation of the precision */ + /* actualization of the precision */ MPFR_ZIV_NEXT (loop, Nt); mpfr_set_prec (t, Nt); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/print_raw.c b/Build/source/libs/mpfr/mpfr-src/src/print_raw.c index b05fcae596b..fd320f5ce16 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/print_raw.c +++ b/Build/source/libs/mpfr/mpfr-src/src/print_raw.c @@ -1,5 +1,6 @@ -/* mpfr_print_binary -- print the internal binary representation of a - floating-point number +/* mpfr_print_mant_binary -- print the internal binary representation + of a significand of floating-point number (for the tests and + debugging purpose) Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -24,106 +25,24 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" void -mpfr_fprint_binary (FILE *stream, mpfr_srcptr x) -{ - if (MPFR_IS_NAN (x)) - { - fprintf (stream, "@NaN@"); - return; - } - - if (MPFR_SIGN (x) < 0) - fprintf (stream, "-"); - - if (MPFR_IS_INF (x)) - fprintf (stream, "@Inf@"); - else if (MPFR_IS_ZERO (x)) - fprintf (stream, "0"); - else - { - mp_limb_t *mx; - mpfr_prec_t px; - mp_size_t n; - - mx = MPFR_MANT (x); - px = MPFR_PREC (x); - - fprintf (stream, "0."); - for (n = (px - 1) / GMP_NUMB_BITS; ; n--) - { - mp_limb_t wd, t; - - MPFR_ASSERTN (n >= 0); - wd = mx[n]; - for (t = MPFR_LIMB_HIGHBIT; t != 0; t >>= 1) - { - putc ((wd & t) == 0 ? '0' : '1', stream); - if (--px == 0) - { - mpfr_exp_t ex; - - ex = MPFR_GET_EXP (x); - MPFR_ASSERTN (ex >= LONG_MIN && ex <= LONG_MAX); - fprintf (stream, "E%ld", (long) ex); - return; - } - } - } - } -} - -void -mpfr_print_binary (mpfr_srcptr x) -{ - mpfr_fprint_binary (stdout, x); -} - -void -mpfr_print_mant_binary(const char *str, const mp_limb_t *p, mpfr_prec_t r) -{ - int i; - mpfr_prec_t count = 0; - char c; - mp_size_t n = MPFR_PREC2LIMBS (r); - - printf("%s ", str); - for(n-- ; n>=0 ; n--) - { - for(i = GMP_NUMB_BITS-1 ; i >=0 ; i--) - { - c = (p[n] & (((mp_limb_t)1L)<<i)) ? '1' : '0'; - putchar(c); - count++; - if (count == r) - putchar('['); - } - putchar('.'); - } - putchar('\n'); -} - -void -mpfr_dump_mant (const mp_limb_t *p, mpfr_prec_t r, mpfr_prec_t precx, - mpfr_prec_t error) +mpfr_print_mant_binary (const char *str, const mp_limb_t *p, mpfr_prec_t r) { int i; mpfr_prec_t count = 0; - char c; mp_size_t n = MPFR_PREC2LIMBS (r); - for(n-- ; n>=0 ; n--) + printf ("%s ", str); + for (n-- ; n >= 0 ; n--) { - for(i = GMP_NUMB_BITS-1 ; i >=0 ; i--) + for (i = GMP_NUMB_BITS - 1 ; i >=0 ; i--) { - c = (p[n] & (((mp_limb_t)1L)<<i)) ? '1' : '0'; - putchar(c); - count++; - if (count == precx) - putchar (','); - if (count == error) - putchar('['); + putchar ((p[n] & (MPFR_LIMB_ONE << i)) ? '1' : '0'); + if (++count == r) + putchar ('['); } - putchar('.'); + putchar ('.'); } - putchar('\n'); + if (count >= r) + putchar (']'); + putchar ('\n'); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/print_rnd_mode.c b/Build/source/libs/mpfr/mpfr-src/src/print_rnd_mode.c index 6728c678734..e6a6937bba5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/print_rnd_mode.c +++ b/Build/source/libs/mpfr/mpfr-src/src/print_rnd_mode.c @@ -27,7 +27,7 @@ mpfr_print_rnd_mode (mpfr_rnd_t rnd_mode) { /* If we forget to update this function after a new rounding mode is added, this will be detected by the following assertion. */ - MPFR_ASSERTN (MPFR_RND_MAX == MPFR_RNDA + 1); + MPFR_STAT_STATIC_ASSERT (MPFR_RND_MAX == MPFR_RNDF + 1); switch (rnd_mode) { case MPFR_RNDD: @@ -40,6 +40,8 @@ mpfr_print_rnd_mode (mpfr_rnd_t rnd_mode) return "MPFR_RNDZ"; case MPFR_RNDA: return "MPFR_RNDA"; + case MPFR_RNDF: + return "MPFR_RNDF"; default: return (const char*) 0; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/printf.c b/Build/source/libs/mpfr/mpfr-src/src/printf.c index 3a554e70457..0888c1d02ae 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/printf.c +++ b/Build/source/libs/mpfr/mpfr-src/src/printf.c @@ -1,4 +1,4 @@ -/* mpfr_printf -- printf function and friends. +/* Formatted output functions (printf functions family). Copyright 2007-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -21,11 +21,12 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -#include "config.h" +# include "config.h" #endif -/* The mpfr_printf-like functions are defined only if <stdarg.h> exists */ -#ifdef HAVE_STDARG +/* The mpfr_printf-like functions are defined only if <stdarg.h> exists. + Since they use mpf_t, they cannot be defined with mini-gmp. */ +#if defined(HAVE_STDARG) && !defined(MPFR_USE_MINI_GMP) #include <stdarg.h> @@ -44,12 +45,12 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifdef _MPFR_H_HAVE_FILE -/* Each printf-like function calls mpfr_vasprintf which - - returns the number of characters in the returned string excluding the - terminating null - - returns -1 and sets the erange flag if the number of produced characters - exceeds INT_MAX (in that case, also sets errno to EOVERFLOW in POSIX - systems) */ +/* Each printf-like function calls mpfr_vasnprintf_aux (directly or + via mpfr_vasprintf), which + - returns the number of characters to be written excluding the + terminating null character (disregarding the size argument); + - returns -1 and sets the erange flag if this number exceeds INT_MAX + (in that case, also sets errno to EOVERFLOW on POSIX systems). */ #define GET_STR_VA(sz, str, fmt, ap) \ do \ @@ -130,6 +131,7 @@ mpfr_vfprintf (FILE *fp, const char *fmt, va_list ap) mpfr_free_str (str); return ret; } + #endif /* _MPFR_H_HAVE_FILE */ int @@ -161,45 +163,20 @@ mpfr_vsprintf (char *buf, const char *fmt, va_list ap) int mpfr_snprintf (char *buf, size_t size, const char *fmt, ...) { - char *str; int ret; - size_t min_size; + va_list ap; - GET_STR (ret, str, fmt); + va_start(ap, fmt); + ret = mpfr_vasnprintf_aux (NULL, buf, size, fmt, ap); + va_end (ap); - /* C99 allows SIZE to be zero */ - if (size != 0) - { - MPFR_ASSERTN (buf != NULL); - min_size = (size_t)ret < size ? (size_t)ret : size - 1; - strncpy (buf, str, min_size); - buf[min_size] = '\0'; - } - - mpfr_free_str (str); return ret; } int mpfr_vsnprintf (char *buf, size_t size, const char *fmt, va_list ap) { - char *str; - int ret; - int min_size; - - GET_STR_VA (ret, str, fmt, ap); - - /* C99 allows SIZE to be zero */ - if (size != 0) - { - MPFR_ASSERTN (buf != NULL); - min_size = (size_t)ret < size ? (size_t)ret : size - 1; - strncpy (buf, str, min_size); - buf[min_size] = '\0'; - } - - mpfr_free_str (str); - return ret; + return mpfr_vasnprintf_aux (NULL, buf, size, fmt, ap); } int @@ -211,4 +188,16 @@ mpfr_asprintf (char **pp, const char *fmt, ...) return ret; } + +int +mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) +{ + return mpfr_vasnprintf_aux (ptr, NULL, 0, fmt, ap); +} + +#else /* HAVE_STDARG */ + +/* Avoid an empty translation unit (see ISO C99, 6.9) */ +typedef int foo; + #endif /* HAVE_STDARG */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/random_deviate.c b/Build/source/libs/mpfr/mpfr-src/src/random_deviate.c new file mode 100644 index 00000000000..f4434528148 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/random_deviate.c @@ -0,0 +1,384 @@ +/* random_deviate routines for mpfr_erandom and mpfr_nrandom. + +Copyright 2013-2017 Free Software Foundation, Inc. +Contributed by Charles Karney <charles@karney.com>, SRI International. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +/* + * A mpfr_random_deviate represents the initial portion e bits of a random + * deviate uniformly distributed in (0,1) as + * + * typedef struct { + * unsigned long e; // bits in the fraction + * unsigned long h; // the high W bits of the fraction + * mpz_t f; // the rest of the fraction + * } mpfr_random_deviate_t[1]; + * + * e is always a multiple of RANDOM_CHUNK. The first RANDOM_CHUNK bits, the + * high fraction, are held in an unsigned long, h, and the rest are held in an + * mpz_t, f. The data in h is undefined if e == 0 and, similarly the data in f + * is undefined if e <= RANDOM_CHUNK. + */ + +#define MPFR_NEED_LONGLONG_H +#include "random_deviate.h" + +/* + * RANDOM_CHUNK can be picked in the range 1 <= RANDOM_CHUNK <= 64. Low values + * of RANDOM_CHUNK are good for testing, since they are more likely to make + * bugs obvious. For portability, pick RANDOM_CHUNK <= 32 (since an unsigned + * long may only hold 32 bits). For reproducibility across platforms, + * standardize on RANDOM_CHUNK = 32. + * + * When RANDOM_CHUNK = 32, this representation largely avoids manipulating + * mpz's (until the final cast to an mpfr is done). In addition + * mpfr_random_deviate_less usually entails just a single comparison of + * unsigned longs. In this way, we can stick with the published interface for + * extracting portions of an mpz (namely through mpz_tstbit) without hurting + * efficiency. + */ +#if !defined(RANDOM_CHUNK) +/* note: for MPFR, we could use RANDOM_CHUNK = 32 or 64 according to the + number of bits per limb, but we use 32 everywhere to get reproducible + results on 32-bit and 64-bit computers */ +#define RANDOM_CHUNK 32 /* Require 1 <= RANDOM_CHUNK <= 32; recommend 32 */ +#endif + +#define W RANDOM_CHUNK /* W is just an shorter name for RANDOM_CHUNK */ + +/* allocate and set to (0,1) */ +void +mpfr_random_deviate_init (mpfr_random_deviate_t x) +{ + mpz_init (x->f); + x->e = 0; +} + +/* reset to (0,1) */ +void +mpfr_random_deviate_reset (mpfr_random_deviate_t x) +{ + x->e = 0; +} + +/* deallocate */ +void +mpfr_random_deviate_clear (mpfr_random_deviate_t x) +{ + mpz_clear (x->f); +} + +/* swap two random deviates */ +void +mpfr_random_deviate_swap (mpfr_random_deviate_t x, mpfr_random_deviate_t y) +{ + mpfr_random_size_t s; + unsigned long t; + + /* swap x->e and y->e */ + s = x->e; + x->e = y->e; + y->e = s; + + /* swap x->h and y->h */ + t = x->h; + x->h = y->h; + y->h = t; + + /* swap x->f and y->f */ + mpz_swap (x->f, y->f); +} + +/* ensure x has at least k bits */ +static void +random_deviate_generate (mpfr_random_deviate_t x, mpfr_random_size_t k, + gmp_randstate_t r, mpz_t t) +{ + /* Various compile time checks on mprf_random_deviate_t */ + + /* Check that the h field of a mpfr_random_deviate_t can hold W bits */ + MPFR_STAT_STATIC_ASSERT (W > 0 && W <= sizeof (unsigned long) * CHAR_BIT); + + /* Check mpfr_random_size_t can hold 32 bits and a mpfr_uprec_t. This + * ensures that max(mpfr_random_size_t) exceeds MPFR_PREC_MAX by at least + * 2^31 because mpfr_prec_t is a signed version of mpfr_uprec_t. This allows + * random deviates with many leading zeros in the fraction to be handled + * correctly. */ + MPFR_STAT_STATIC_ASSERT (sizeof (mpfr_random_size_t) * CHAR_BIT >= 32 && + sizeof (mpfr_random_size_t) >= + sizeof (mpfr_uprec_t)); + + /* Finally, at runtime, check that k is not too big. e is set to ceil(k/W)*W + * and we require that this allows x->e + 1 in random_deviate_leading_bit to + * be computed without overflow. */ + MPFR_ASSERTN (k <= (mpfr_random_size_t)(-((int) W + 1))); + + /* if t is non-null, it is used as a temporary */ + if (x->e >= k) + return; + + if (x->e == 0) + { + x->h = gmp_urandomb_ui (r, W); /* Generate the high fraction */ + x->e = W; + if (x->e >= k) + return; /* Maybe that's it? */ + } + + if (t) + { + /* passed a mpz_t so compute needed bits in one call to mpz_urandomb */ + k = ((k + (W-1)) / W) * W; /* Round up to multiple of W */ + k -= x->e; /* The number of new bits */ + mpz_urandomb (x->e == W ? x->f : t, r, k); /* Copy directly to x->f? */ + if (x->e > W) + { + mpz_mul_2exp (x->f, x->f, k); + mpz_add (x->f, x->f, t); + } + x->e += k; + } + else + { + /* no mpz_t so compute the bits W at a time via gmp_urandomb_ui */ + while (x->e < k) + { + unsigned long w = gmp_urandomb_ui (r, W); + if (x->e == W) + mpz_set_ui (x->f, w); + else + { + mpz_mul_2exp (x->f, x->f, W); + mpz_add_ui (x->f, x->f, w); + } + x->e += W; + } + } +} + +/* + * return index [-1..127] of highest bit set. Return -1 if x = 0, 2 if x = 4, + * etc. (From Algorithms for programmers by Joerg Arndt.) + */ +static int +highest_bit_idx_alt (unsigned long x) +{ + int r = 0; + + if (x == 0) + return -1; + MPFR_ASSERTN (sizeof (unsigned long) * CHAR_BIT <= 128); + if (sizeof (unsigned long) * CHAR_BIT > 64) + { + /* handle 128-bit unsigned longs avoiding compiler warnings */ + unsigned long y = x >> 16; y >>= 24; y >>= 24; + if (y) { x = y; r += 64;} + } + if (x & ~0xffffffffUL) { x >>= 16; x >>= 16; r +=32; } + if (x & 0xffff0000UL) { x >>= 16; r += 16; } + if (x & 0x0000ff00UL) { x >>= 8; r += 8; } + if (x & 0x000000f0UL) { x >>= 4; r += 4; } + if (x & 0x0000000cUL) { x >>= 2; r += 2; } + if (x & 0x00000002UL) { r += 1; } + return r; +} + +/* + * return index [-1..63] of highest bit set. + * Return -1 if x = 0, 63 is if x = ~0 (for 64-bit unsigned long). + * See highest_bit_idx_alt too. + */ +static int +highest_bit_idx (unsigned long x) +{ + /* this test should be evaluated at compile time */ + if (sizeof (mp_limb_t) >= sizeof (unsigned long)) + { + int cnt; + + if (x == 0) + return -1; + count_leading_zeros (cnt, (mp_limb_t) x); + MPFR_ASSERTD (cnt <= GMP_NUMB_BITS - 1); + return GMP_NUMB_BITS - 1 - cnt; + } + else + return highest_bit_idx_alt (x); +} + +/* return position of leading bit, counting from 1 */ +static mpfr_random_size_t +random_deviate_leading_bit (mpfr_random_deviate_t x, gmp_randstate_t r) +{ + mpfr_random_size_t l; + random_deviate_generate (x, W, r, 0); + if (x->h) + return W - highest_bit_idx (x->h); + random_deviate_generate (x, 2 * W, r, 0); + while (mpz_sgn (x->f) == 0) + random_deviate_generate (x, x->e + 1, r, 0); + l = x->e + 1 - mpz_sizeinbase (x->f, 2); + /* Guard against a ridiculously long string of leading zeros in the fraction; + * probability of this happening is 2^(-2^31). In particular ensure that + * p + 1 + l in mpfr_random_deviate_value doesn't overflow with p = + * MPFR_PREC_MAX. */ + MPFR_ASSERTN (l + 1 < (mpfr_random_size_t)(-MPFR_PREC_MAX)); + return l; +} + +/* return kth bit of fraction, representing 2^-k */ +int +mpfr_random_deviate_tstbit (mpfr_random_deviate_t x, mpfr_random_size_t k, + gmp_randstate_t r) +{ + if (k == 0) + return 0; + random_deviate_generate (x, k, r, 0); + if (k <= W) + return (x->h >> (W - k)) & 1UL; + return mpz_tstbit (x->f, x->e - k); +} + +/* compare two random deviates, x < y */ +int +mpfr_random_deviate_less (mpfr_random_deviate_t x, mpfr_random_deviate_t y, + gmp_randstate_t r) +{ + mpfr_random_size_t k = 1; + + if (x == y) + return 0; + random_deviate_generate (x, W, r, 0); + random_deviate_generate (y, W, r, 0); + if (x->h != y->h) + return x->h < y->h; /* Compare the high fractions */ + k += W; + for (; ; ++k) + { /* Compare the rest of the fraction bit by bit */ + int a = mpfr_random_deviate_tstbit (x, k, r); + int b = mpfr_random_deviate_tstbit (y, k, r); + if (a != b) + return a < b; + } +} + +/* set mpfr_t z = (neg ? -1 : 1) * (n + x) */ +int +mpfr_random_deviate_value (int neg, unsigned long n, + mpfr_random_deviate_t x, mpfr_t z, + gmp_randstate_t r, mpfr_rnd_t rnd) +{ + /* r is used to add as many bits as necessary to match the precision of z */ + int s; + mpfr_random_size_t l; /* The leading bit is 2^(s*l) */ + mpfr_random_size_t p = mpfr_get_prec (z); /* Number of bits in result */ + mpz_t t; + int inex; + + if (n == 0) + { + s = -1; + l = random_deviate_leading_bit (x, r); /* l > 0 */ + } + else + { + s = 1; + l = highest_bit_idx (n); /* l >= 0 */ + } + + /* + * Leading bit is 2^(s*l); thus the trailing bit in result is 2^(s*l-p+1) = + * 2^-(p-1-s*l). For the sake of illustration, take l = 0 and p = 4, thus + * bits through the 1/8 position need to be generated; assume that these bits + * are 1.010 = 10/8 which represents a deviate in the range (10,11)/8. + * + * If the rounding mode is one of RNDZ, RNDU, RNDD, RNDA, we add a 1 bit to + * the result to give 1.0101 = (10+1/2)/8. When this is converted to a MPFR + * the result is rounded to 10/8, 11/8, 10/8, 11/8, respectively, and the + * inexact flag is set to -1, 1, -1, 1. + * + * If the rounding mode is RNDN, an additional random bit must be generated + * to determine if the result is in (10,10+1/2)/8 or (10+1/2,11)/8. Assume + * that this random bit is 0, so the result is 1.0100 = (10+0/2)/8. Then an + * additional 1 bit is added to give 1.010101 = (10+1/4)/8. This last bit + * avoids the "round ties to even rule" (because there are no ties) and sets + * the inexact flag so that the result is 10/8 with the inexact flag = 1. + * + * Here we always generate at least 2 additional random bits, so that bit + * position 2^-(p+1-s*l) is generated. (The result often contains more + * random bits than this because random bits are added in batches of W and + * because additional bits may have been required in the process of + * generating the random deviate.) The integer and all the bits in the + * fraction are then copied into an mpz, the least significant bit is + * unconditionally set to 1, the sign is set, and the result together with + * the exponent -x->e is used to generate an mpfr using mpfr_set_z_2exp. + * + * If random bits were very expensive, we would only need to generate to the + * 2^-(p-1-s*l) bit (no extra bits) for the RNDZ, RNDU, RNDD, RNDA modes and + * to the 2^-(p-s*l) bit (1 extra bit) for RNDN. By always generating 2 bits + * we save on some bit shuffling when formed the mpz to be converted to an + * mpfr. The implementation of the RandomNumber class in RandomLib + * illustrates the more parsimonious approach (which was taken to allow + * accurate counts of the number of random digits to be made). + */ + mpz_init (t); + /* + * This is the only call to random_deviate_generate where a mpz_t is passed + * (because an arbitrarily large number of bits may need to be generated). + */ + if ((s > 0 && p + 1 > l) || + (s < 0 && p + 1 + l > 0)) + random_deviate_generate (x, s > 0 ? p + 1 - l : p + 1 + l, r, t); + if (n == 0) + { + /* Since the minimum prec is 2 we know that x->h has been generated. */ + mpz_set_ui (t, x->h); /* Set high fraction */ + } + else + { + mpz_set_ui (t, n); /* The integer part */ + if (x->e > 0) + { + mpz_mul_2exp (t, t, W); /* Shift to allow for high fraction */ + mpz_add_ui (t, t, x->h); /* Add high fraction */ + } + } + if (x->e > W) + { + mpz_mul_2exp (t, t, x->e - W); /* Shift to allow for low fraction */ + mpz_add (t, t, x->f); /* Add low fraction */ + } + /* + * We could trim off any excess bits here by shifting rightward. This is an + * unnecessary complication. + */ + mpz_setbit (t, 0); /* Set the trailing bit so result is always inexact */ + if (neg) + mpz_neg (t, t); + /* Is -x->e representable as a mpfr_exp_t? */ + MPFR_ASSERTN (x->e <= (mpfr_uexp_t)(-1) >> 1); + /* + * Let mpfr_set_z_2exp do all the work of rounding to the requested + * precision, setting overflow/underflow flags, and returning the right + * inexact value. + */ + inex = mpfr_set_z_2exp (z, t, -x->e, rnd); + mpz_clear (t); + return inex; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/random_deviate.h b/Build/source/libs/mpfr/mpfr-src/src/random_deviate.h new file mode 100644 index 00000000000..0a69f4a8387 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/random_deviate.h @@ -0,0 +1,86 @@ +/* Declarations of random_deviate routines for mpfr_erandom and mpfr_nrandom. + +Copyright 2013-2017 Free Software Foundation, Inc. +Contributed by Charles Karney <charles@karney.com>, SRI International. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#if !defined(MPFR_RANDOM_DEVIATE_H) +#define MPFR_RANDOM_DEVIATE_H 1 + +#include "mpfr-impl.h" + +/* This should be an unsigned type with a width of at least 32 and capable of + * representing at least 2*MPFR_PREC_MAX. This is used to count the bits in + * the fraction of a mpfr_random_deviate_t. See the checks made on this type + * in random_deviate_generate. */ +typedef unsigned long mpfr_random_size_t; + +typedef struct { + mpfr_random_size_t e; /* total number of bits in the fraction */ + unsigned long h; /* the high W bits of the fraction */ + mpz_t f; /* the rest of the fraction */ +} __mpfr_random_deviate_struct; + +typedef __mpfr_random_deviate_struct mpfr_random_deviate_t[1]; +typedef __mpfr_random_deviate_struct *mpfr_random_deviate_ptr; + +#if defined(__cplusplus) +extern "C" { +#endif + +/* allocate and set to (0,1) */ +__MPFR_DECLSPEC void + mpfr_random_deviate_init (mpfr_random_deviate_ptr); + +/* reset to (0,1) */ +__MPFR_DECLSPEC void + mpfr_random_deviate_reset (mpfr_random_deviate_ptr); + +/* deallocate */ +__MPFR_DECLSPEC void + mpfr_random_deviate_clear (mpfr_random_deviate_ptr); + +/* swap two random deviates */ +__MPFR_DECLSPEC void + mpfr_random_deviate_swap (mpfr_random_deviate_ptr, + mpfr_random_deviate_ptr); + +/* return kth bit of fraction, representing 2^-k */ +__MPFR_DECLSPEC int + mpfr_random_deviate_tstbit (mpfr_random_deviate_ptr, + mpfr_random_size_t, + gmp_randstate_t); + +/* compare two random deviates, x < y */ +__MPFR_DECLSPEC int + mpfr_random_deviate_less (mpfr_random_deviate_ptr, + mpfr_random_deviate_ptr, + gmp_randstate_t); + +/* set mpfr_t z = (neg ? -1 : 1) * (n + x) */ +__MPFR_DECLSPEC int + mpfr_random_deviate_value (int, unsigned long, + mpfr_random_deviate_ptr, mpfr_t, + gmp_randstate_t, mpfr_rnd_t); + +#if defined(__cplusplus) +} +#endif + +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/rec_sqrt.c b/Build/source/libs/mpfr/mpfr-src/src/rec_sqrt.c index 90d3f27a054..8d190d5f315 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/rec_sqrt.c +++ b/Build/source/libs/mpfr/mpfr-src/src/rec_sqrt.c @@ -20,20 +20,19 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <stdio.h> -#include <stdlib.h> - #define MPFR_NEED_LONGLONG_H /* for umul_ppmm */ #include "mpfr-impl.h" #define LIMB_SIZE(x) ((((x)-1)>>MPFR_LOG2_GMP_NUMB_BITS) + 1) #define MPFR_COM_N(x,y,n) \ - { \ - mp_size_t i; \ - for (i = 0; i < n; i++) \ - *((x)+i) = ~*((y)+i); \ - } + do \ + { \ + mp_size_t i; \ + for (i = 0; i < n; i++) \ + *((x)+i) = ~*((y)+i); \ + } \ + while (0) /* Put in X a p-bit approximation of 1/sqrt(A), where X = {x, n}/B^n, n = ceil(p/GMP_NUMB_BITS), @@ -68,7 +67,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., References: [1] Modern Computer Algebra, Richard Brent and Paul Zimmermann, - http://www.loria.fr/~zimmerma/mca/pub226.html + https://members.loria.fr/PZimmermann/mca/pub226.html */ static void mpfr_mpn_rec_sqrt (mpfr_limb_ptr x, mpfr_prec_t p, @@ -166,7 +165,7 @@ mpfr_mpn_rec_sqrt (mpfr_limb_ptr x, mpfr_prec_t p, MPFR_ASSERTD((a[an - 1] & MPFR_LIMB_HIGHBIT) != 0); /* We should have enough bits in one limb and GMP_NUMB_BITS should be even. Since that does not depend on MPFR, we always check this. */ - MPFR_ASSERTN((GMP_NUMB_BITS >= 12) && ((GMP_NUMB_BITS & 1) == 0)); + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS >= 12 && (GMP_NUMB_BITS & 1) == 0); /* {a, an} and {x, n} should not overlap */ MPFR_ASSERTD((a + an <= x) || (x + n <= a)); MPFR_ASSERTD(p >= 11); @@ -424,7 +423,7 @@ mpfr_mpn_rec_sqrt (mpfr_limb_ptr x, mpfr_prec_t p, } /* cy can be 1 when A=1, i.e., {a, n} = B^n. In that case we should - have X = B^n, and setting X to 1-2^{-p} satisties the error bound + have X = B^n, and setting X to 1-2^{-p} satisfies the error bound of 1 ulp. */ if (MPFR_UNLIKELY(cy != 0)) { @@ -459,10 +458,10 @@ mpfr_rec_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) } else if (MPFR_IS_ZERO(u)) /* 1/sqrt(+0) = 1/sqrt(-0) = +Inf */ { - /* 0+ or 0- */ + /* +0 or -0 */ MPFR_SET_INF(r); MPFR_SET_POS(r); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); /* Inf is exact */ } else diff --git a/Build/source/libs/mpfr/mpfr-src/src/rem1.c b/Build/source/libs/mpfr/mpfr-src/src/rem1.c index 399d29bbdd3..89ca5ed57a5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/rem1.c +++ b/Build/source/libs/mpfr/mpfr-src/src/rem1.c @@ -255,3 +255,10 @@ mpfr_fmod (mpfr_ptr rem, mpfr_srcptr x, mpfr_srcptr y, mpfr_rnd_t rnd) { return mpfr_rem1 (rem, (long *) 0, MPFR_RNDZ, x, y, rnd); } + +int +mpfr_fmodquo (mpfr_ptr rem, long *quo, mpfr_srcptr x, mpfr_srcptr y, + mpfr_rnd_t rnd) +{ + return mpfr_rem1 (rem, quo, MPFR_RNDZ, x, y, rnd); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/rint.c b/Build/source/libs/mpfr/mpfr-src/src/rint.c index ded7c098b26..c8b1ee96ace 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/rint.c +++ b/Build/source/libs/mpfr/mpfr-src/src/rint.c @@ -213,7 +213,7 @@ mpfr_rint (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) uj = un - ui; /* lowest limb of the integer part in u */ rj = rn - ui; /* lowest limb of the integer part in r */ - if (MPFR_LIKELY (rp != up)) + if (rp != up) MPN_COPY(rp + rj, up + uj, ui); /* Ignore the lowest rj limbs, all equal to zero. */ @@ -281,7 +281,7 @@ mpfr_rint (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) } if (sh != 0) - rp[0] &= MP_LIMB_T_MAX << sh; + rp[0] &= MPFR_LIMB_MAX << sh; /* If u is a representable integer, there is no rounding. */ if (uflags == 0) @@ -304,6 +304,14 @@ mpfr_rint (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) } /* exp > 0, |u| >= 1 */ } +#undef mpfr_roundeven + +int +mpfr_roundeven (mpfr_ptr r, mpfr_srcptr u) +{ + return mpfr_rint (r, u, MPFR_RNDN); +} + #undef mpfr_round int @@ -341,6 +349,32 @@ mpfr_floor (mpfr_ptr r, mpfr_srcptr u) * the inexact flag when the argument is not an integer. */ +#undef mpfr_rint_roundeven + +int +mpfr_rint_roundeven (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) +{ + if (MPFR_UNLIKELY( MPFR_IS_SINGULAR(u) ) || mpfr_integer_p (u)) + return mpfr_set (r, u, rnd_mode); + else + { + mpfr_t tmp; + int inex; + mpfr_flags_t saved_flags = __gmpfr_flags; + MPFR_BLOCK_DECL (flags); + + mpfr_init2 (tmp, MPFR_PREC (u)); + /* round(u) is representable in tmp unless an overflow occurs */ + MPFR_BLOCK (flags, mpfr_roundeven (tmp, u)); + __gmpfr_flags = saved_flags; + inex = (MPFR_OVERFLOW (flags) + ? mpfr_overflow (r, rnd_mode, MPFR_SIGN (u)) + : mpfr_set (r, tmp, rnd_mode)); + mpfr_clear (tmp); + return inex; + } +} + #undef mpfr_rint_round int @@ -352,7 +386,7 @@ mpfr_rint_round (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) { mpfr_t tmp; int inex; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; MPFR_BLOCK_DECL (flags); mpfr_init2 (tmp, MPFR_PREC (u)); @@ -378,7 +412,7 @@ mpfr_rint_trunc (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) { mpfr_t tmp; int inex; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; mpfr_init2 (tmp, MPFR_PREC (u)); /* trunc(u) is always representable in tmp */ @@ -401,7 +435,7 @@ mpfr_rint_ceil (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) { mpfr_t tmp; int inex; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; MPFR_BLOCK_DECL (flags); mpfr_init2 (tmp, MPFR_PREC (u)); @@ -427,7 +461,7 @@ mpfr_rint_floor (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) { mpfr_t tmp; int inex; - unsigned int saved_flags = __gmpfr_flags; + mpfr_flags_t saved_flags = __gmpfr_flags; MPFR_BLOCK_DECL (flags); mpfr_init2 (tmp, MPFR_PREC (u)); diff --git a/Build/source/libs/mpfr/mpfr-src/src/rndna.c b/Build/source/libs/mpfr/mpfr-src/src/rndna.c new file mode 100644 index 00000000000..94cf4992b75 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/rndna.c @@ -0,0 +1,193 @@ +/* mpfr_round_nearest_away -- round to nearest away + +Copyright 2012-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include "mpfr-impl.h" + +/* Note: this doesn't work for 2^(emin-2). Currently, the best that can be + done is to extend the exponent range internally, and do not support the + case emin = MPFR_EMIN_MIN from the caller. */ + +/* In order to work, we'll save the context within the mantissa of 'rop'. + For that, we need to do some low level stuff like for init2/clear to create + a mantissa of bigger size, which contains the extra context. + To add a new field of type T in the context, add its type in + mpfr_size_limb_extended_t (if it is not already present) + and add a new value for the enum mpfr_index_extended_t before MANTISSA. */ +typedef union { + mp_size_t si; + mp_limb_t li; + mpfr_exp_t ex; + mpfr_prec_t pr; + mpfr_sign_t sg; + mpfr_flags_t fl; + mpfr_limb_ptr pi; +} mpfr_size_limb_extended_t; +typedef enum { + ALLOC_SIZE = 0, + OLD_MANTISSA, + OLD_EXPONENT, + OLD_SIGN, + OLD_PREC, + OLD_FLAGS, + OLD_EXP_MIN, + OLD_EXP_MAX, + MANTISSA +} mpfr_index_extended_t ; + +#define MPFR_MALLOC_EXTENDED_SIZE(s) \ + (MANTISSA * sizeof(mpfr_size_limb_extended_t) + \ + MPFR_BYTES_PER_MP_LIMB * (size_t) (s)) + +/* This function is called before the applied function + and prepares rop to give it one more bit of precision + and to save its old value within it. */ +void +mpfr_round_nearest_away_begin (mpfr_t rop) +{ + mpfr_t tmp; + mp_size_t xsize; + mpfr_size_limb_extended_t *ext; + mpfr_prec_t p; + int inexact; + MPFR_SAVE_EXPO_DECL (expo); + + /* when emin is the smallest possible value, we cannot + determine the correct round-to-nearest-away rounding for + 0.25*2^emin, which gets rounded to 0 with nearest-even, + instead of 0.5^2^emin. */ + MPFR_ASSERTN(__gmpfr_emin > MPFR_EMIN_MIN); + + p = MPFR_PREC (rop) + 1; + MPFR_SAVE_EXPO_MARK (expo); + + /* We can't use mpfr_init2 since we need to store an additional context + within the mantissa. */ + MPFR_ASSERTN(p <= MPFR_PREC_MAX); + /* Allocate the context within the needed mantissa. */ + xsize = MPFR_PREC2LIMBS (p); + ext = (mpfr_size_limb_extended_t *) + mpfr_allocate_func (MPFR_MALLOC_EXTENDED_SIZE(xsize)); + + /* Save the context first. */ + ext[ALLOC_SIZE].si = xsize; + ext[OLD_MANTISSA].pi = MPFR_MANT(rop); + ext[OLD_EXPONENT].ex = MPFR_EXP(rop); + ext[OLD_SIGN].sg = MPFR_SIGN(rop); + ext[OLD_PREC].pr = MPFR_PREC(rop); + ext[OLD_FLAGS].fl = expo.saved_flags; + ext[OLD_EXP_MIN].ex = expo.saved_emin; + ext[OLD_EXP_MAX].ex = expo.saved_emax; + + /* Create tmp as a proper NAN. */ + MPFR_PREC(tmp) = p; /* Set prec */ + MPFR_SET_POS(tmp); /* Set a sign */ + MPFR_MANT(tmp) = (mp_limb_t*)(ext+MANTISSA); /* Set Mantissa ptr */ + MPFR_SET_NAN(tmp); /* initializes to NaN */ + + /* Note: This full initialization to NaN may be unnecessary because of + the mpfr_set just below, but this is cleaner in case internals would + change in the future (for instance, some fields of tmp could be read + before being set, and reading an uninitialized value is UB here). */ + + /* Copy rop into tmp now (rop may be used as input later). */ + MPFR_DBGRES (inexact = mpfr_set(tmp, rop, MPFR_RNDN)); + MPFR_ASSERTD(inexact == 0); /* Shall be exact since prec(tmp) > prec(rop) */ + + /* Overwrite rop with tmp. */ + rop[0] = tmp[0]; + + /* The new rop now contains a copy of the old rop, with one extra bit of + precision while keeping the old rop "hidden" within its mantissa. */ + + return; +} + +/* This function is called after the applied function. + rop is the one prepared in the function above, + and contains the result of the applied function. + This function restores rop like it was before the + calls to mpfr_round_nearest_away_begin while + copying it back the result of the applied function + and performing additional roundings. */ +int +mpfr_round_nearest_away_end (mpfr_t rop, int inex) +{ + mpfr_t tmp; + mp_size_t xsize; + mpfr_size_limb_extended_t *ext; + mpfr_prec_t n; + MPFR_SAVE_EXPO_DECL (expo); + + /* Get back the hidden context. */ + ext = ((mpfr_size_limb_extended_t *) MPFR_MANT(rop)) - MANTISSA; + + /* Create tmp with the result of the function. */ + tmp[0] = rop[0]; + + /* Revert rop back to what it was before calling + mpfr_round_neareset_away_begin. */ + MPFR_PREC(rop) = ext[OLD_PREC].pr; + MPFR_SIGN(rop) = ext[OLD_SIGN].sg; + MPFR_EXP(rop) = ext[OLD_EXPONENT].ex; + MPFR_MANT(rop) = ext[OLD_MANTISSA].pi; + MPFR_ASSERTD(MPFR_PREC(tmp) == MPFR_PREC(rop)+1); + + /* Restore the saved context. */ + expo.saved_flags = ext[OLD_FLAGS].fl; + expo.saved_emin = ext[OLD_EXP_MIN].ex; + expo.saved_emax = ext[OLD_EXP_MAX].ex; + xsize = ext[ALLOC_SIZE].si; + + /* Perform RNDNA. */ + n = MPFR_PREC(rop); + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (tmp))) + mpfr_set (rop, tmp, MPFR_RNDN); /* inex unchanged */ + else + { + int lastbit, sh; + + MPFR_UNSIGNED_MINUS_MODULO(sh, n + 1); + lastbit = (MPFR_MANT(tmp)[0] >> sh) & 1; + + if (lastbit == 0) + mpfr_set (rop, tmp, MPFR_RNDN); /* exact, inex unchanged */ + else if (inex == 0) /* midpoint: round away from zero */ + inex = mpfr_set (rop, tmp, MPFR_RNDA); + else /* lastbit == 1, inex != 0: double rounding */ + inex = mpfr_set (rop, tmp, (inex > 0) ? MPFR_RNDD : MPFR_RNDU); + } + + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + MPFR_SAVE_EXPO_FREE (expo); + + /* special treatment for the case rop = +/- 2^(emin-2), which should be + rounded to +/- 2^(emin-1). We do as if it was rounded to zero, thus the + mpfr_check_range() call will round it to +/- 2^(emin-1). */ + if (inex == 0 && mpfr_cmp_si_2exp (rop, (mpfr_sgn (rop) > 0) ? 1 : -1, + __gmpfr_emin - 2) == 0) + inex = -mpfr_sgn (rop); + + /* Free tmp (cannot call mpfr_clear): free the associated context. */ + mpfr_free_func(ext, MPFR_MALLOC_EXTENDED_SIZE(xsize)); + + return mpfr_check_range (rop, inex, MPFR_RNDN); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/root.c b/Build/source/libs/mpfr/mpfr-src/src/root.c index d3b5b171ad9..6bf9d578d8c 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/root.c +++ b/Build/source/libs/mpfr/mpfr-src/src/root.c @@ -45,7 +45,7 @@ mpfr_root_aux (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode); int -mpfr_root (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) +mpfr_rootn_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) { mpz_t m; mpfr_exp_t e, r, sh, f; @@ -63,6 +63,7 @@ mpfr_root (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) { if (k == 0) { + /* rootn(x,0) is NaN (IEEE 754-2008). */ MPFR_SET_NAN (y); MPFR_RET_NAN; } @@ -79,34 +80,43 @@ mpfr_root (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) MPFR_RET_NAN; } - if (MPFR_IS_INF (x)) /* +Inf^(1/k) = +Inf - -Inf^(1/k) = -Inf if k odd - -Inf^(1/k) = NaN if k even */ + if (MPFR_IS_INF (x)) /* (+Inf)^(1/k) = +Inf + (-Inf)^(1/k) = -Inf if k odd + (-Inf)^(1/k) = NaN if k even */ { - if (MPFR_IS_NEG(x) && (k % 2 == 0)) + if (MPFR_IS_NEG (x) && (k & 1) == 0) { MPFR_SET_NAN (y); MPFR_RET_NAN; } MPFR_SET_INF (y); + MPFR_SET_SAME_SIGN (y, x); } else /* x is necessarily 0: (+0)^(1/k) = +0 (-0)^(1/k) = -0 */ { MPFR_ASSERTD (MPFR_IS_ZERO (x)); MPFR_SET_ZERO (y); + if (MPFR_IS_POS (x) || (k & 1) == 0) + MPFR_SET_POS (y); + else + MPFR_SET_NEG (y); } - MPFR_SET_SAME_SIGN (y, x); MPFR_RET (0); } /* Returns NAN for x < 0 and k even */ - if (MPFR_UNLIKELY (MPFR_IS_NEG (x) && (k % 2 == 0))) + if (MPFR_UNLIKELY (MPFR_IS_NEG (x) && (k & 1) == 0)) { MPFR_SET_NAN (y); MPFR_RET_NAN; } + /* Special case |x| = 1. Note that if x = -1, then k is odd + (NaN results have already been filtered), so that y = -1. */ + if (mpfr_cmpabs (x, __gmpfr_one) == 0) + return mpfr_set (y, x, rnd_mode); + /* General case */ /* For large k, use exp(log(x)/k). The threshold of 100 seems to be quite @@ -188,6 +198,14 @@ mpfr_root (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) Assume all special cases have been eliminated before. In the extended exponent range, overflows/underflows are not possible. Assume x > 0, or x < 0 and k odd. + Also assume |x| <> 1 because log(1) = 0, which does not have an exponent + and would yield a failure in the error bound computation. A priori, this + constraint is quite artificial because if |x| is close enough to 1, then + the exponent of log|x| does not need to be used (in the code, err would + be 1 in such a domain). So this constraint |x| <> 1 could be avoided in + the code. However, this is an exact case easy to detect, so that such a + change would be useless. Values very close to 1 are not an issue, since + an underflow is not possible before the MPFR_GET_EXP. */ static int mpfr_root_aux (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) @@ -219,7 +237,8 @@ mpfr_root_aux (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) mpfr_log (t, absx, MPFR_RNDN); /* t = log|x| * (1 + theta) with |theta| <= 2^(-w) */ mpfr_div_ui (t, t, k, MPFR_RNDN); - expt = MPFR_GET_EXP (t); + /* No possible underflow in mpfr_log and mpfr_div_ui. */ + expt = MPFR_GET_EXP (t); /* assumes t <> 0 */ /* t = log|x|/k * (1 + theta) + eps with |theta| <= 2^(-w) and |eps| <= 1/2 ulp(t), thus the total error is bounded by 1.5 * 2^(expt - w) */ @@ -277,3 +296,36 @@ mpfr_root_aux (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) return mpfr_check_range (y, inexact, rnd_mode); } + +int +mpfr_root (mpfr_ptr y, mpfr_srcptr x, unsigned long k, mpfr_rnd_t rnd_mode) +{ + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg k=%lu rnd=%d", + mpfr_get_prec (x), mpfr_log_prec, x, k, rnd_mode), + ("y[%Pu]=%.*Rg", + mpfr_get_prec (y), mpfr_log_prec, y)); + + /* Like mpfr_rootn_ui... */ + if (MPFR_UNLIKELY (k <= 1)) + { + if (k == 0) + { + /* rootn(x,0) is NaN (IEEE 754-2008). */ + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + else /* y = x^(1/1) = x */ + return mpfr_set (y, x, rnd_mode); + } + + if (MPFR_UNLIKELY (MPFR_IS_ZERO (x))) + { + /* The only case that may differ from mpfr_rootn_ui. */ + MPFR_SET_ZERO (y); + MPFR_SET_SAME_SIGN (y, x); + MPFR_RET (0); + } + else + return mpfr_rootn_ui (y, x, k, rnd_mode); +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/round_near_x.c b/Build/source/libs/mpfr/mpfr-src/src/round_near_x.c index 3651eb1ea9e..cfa4ef0972e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/round_near_x.c +++ b/Build/source/libs/mpfr/mpfr-src/src/round_near_x.c @@ -157,7 +157,10 @@ mpfr_round_near_x (mpfr_ptr y, mpfr_srcptr v, mpfr_uexp_t err, int dir, mpfr_rnd_t rnd) { int inexact, sign; - unsigned int old_flags = __gmpfr_flags; + mpfr_flags_t old_flags = __gmpfr_flags; + + if (rnd == MPFR_RNDF) + rnd = MPFR_RNDZ; MPFR_ASSERTD (!MPFR_IS_SINGULAR (v)); MPFR_ASSERTD (dir == 0 || dir == 1); @@ -207,21 +210,21 @@ mpfr_round_near_x (mpfr_ptr y, mpfr_srcptr v, mpfr_uexp_t err, int dir, inexact = -sign; mpfr_nexttozero (y); if (MPFR_UNLIKELY (MPFR_IS_ZERO (y))) - mpfr_set_underflow (); + MPFR_SET_UNDERFLOW (); } } else /* The error term is positive for v positive */ { inexact = -sign; /* Round Away */ - if (rnd != MPFR_RNDN && !MPFR_IS_LIKE_RNDZ (rnd, MPFR_IS_NEG_SIGN(sign))) + if (MPFR_IS_LIKE_RNDA (rnd, MPFR_IS_NEG_SIGN(sign))) { /* case nexttoinf */ /* The overflow flag should be set if the result is infinity */ inexact = sign; mpfr_nexttoinf (y); if (MPFR_UNLIKELY (MPFR_IS_INF (y))) - mpfr_set_overflow (); + MPFR_SET_OVERFLOW (); } } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/round_p.c b/Build/source/libs/mpfr/mpfr-src/src/round_p.c index c4f2973c25d..a7983b69ae4 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/round_p.c +++ b/Build/source/libs/mpfr/mpfr-src/src/round_p.c @@ -23,8 +23,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" /* Check against mpfr_can_round? */ -#ifdef MPFR_WANT_ASSERT -# if MPFR_WANT_ASSERT >= 2 +#if MPFR_WANT_ASSERT >= 2 int mpfr_round_p_2 (mp_limb_t *, mp_size_t, mpfr_exp_t, mpfr_prec_t); int mpfr_round_p (mp_limb_t *bp, mp_size_t bn, mpfr_exp_t err0, mpfr_prec_t prec) @@ -56,8 +55,7 @@ mpfr_round_p (mp_limb_t *bp, mp_size_t bn, mpfr_exp_t err0, mpfr_prec_t prec) return i1; } # define mpfr_round_p mpfr_round_p_2 -# endif -#endif +#endif /* MPFR_WANT_ASSERT >= 2 */ /* * Assuming {bp, bn} is an approximation of a non-singular number @@ -81,16 +79,16 @@ mpfr_round_p (mp_limb_t *bp, mp_size_t bn, mpfr_exp_t err0, mpfr_prec_t prec) err = MIN (err, (mpfr_uexp_t) err0); k = prec / GMP_NUMB_BITS; - s = GMP_NUMB_BITS - prec%GMP_NUMB_BITS; + s = GMP_NUMB_BITS - prec % GMP_NUMB_BITS; n = err / GMP_NUMB_BITS - k; MPFR_ASSERTD (n >= 0); MPFR_ASSERTD (bn > k); /* Check first limb */ - bp += bn-1-k; + bp += bn - 1 - k; tmp = *bp--; - mask = s == GMP_NUMB_BITS ? MP_LIMB_T_MAX : MPFR_LIMB_MASK (s); + mask = s == GMP_NUMB_BITS ? MPFR_LIMB_MAX : MPFR_LIMB_MASK (s); tmp &= mask; if (MPFR_LIKELY (n == 0)) @@ -119,14 +117,14 @@ mpfr_round_p (mp_limb_t *bp, mp_size_t bn, mpfr_exp_t err0, mpfr_prec_t prec) { /* Check if all (n-1) limbs are 11111111111111111 */ while (--n) - if (*bp-- != MP_LIMB_T_MAX) + if (*bp-- != MPFR_LIMB_MAX) return 1; /* Check if final error limb is 0 */ s = GMP_NUMB_BITS - err % GMP_NUMB_BITS; if (s == GMP_NUMB_BITS) return 0; tmp = *bp >> s; - return tmp != (MP_LIMB_T_MAX >> s); + return tmp != (MPFR_LIMB_MAX >> s); } else { diff --git a/Build/source/libs/mpfr/mpfr-src/src/round_prec.c b/Build/source/libs/mpfr/mpfr-src/src/round_prec.c index 9c53c49126b..8e2e7858c3e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/round_prec.c +++ b/Build/source/libs/mpfr/mpfr-src/src/round_prec.c @@ -45,6 +45,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define use_inexp 0 #include "round_raw_generic.c" +/* Note: if the new prec is lower than the current one, a reallocation + must not be done (see exp_2.c). */ + int mpfr_prec_round (mpfr_ptr x, mpfr_prec_t prec, mpfr_rnd_t rnd_mode) { @@ -53,7 +56,7 @@ mpfr_prec_round (mpfr_ptr x, mpfr_prec_t prec, mpfr_rnd_t rnd_mode) mpfr_prec_t nw, ow; MPFR_TMP_DECL(marker); - MPFR_ASSERTN(prec >= MPFR_PREC_MIN && prec <= MPFR_PREC_MAX); + MPFR_ASSERTN (MPFR_PREC_COND (prec)); nw = MPFR_PREC2LIMBS (prec); /* needed allocated limbs */ @@ -61,15 +64,17 @@ mpfr_prec_round (mpfr_ptr x, mpfr_prec_t prec, mpfr_rnd_t rnd_mode) /* Get the number of limbs from the precision. (Compatible with all allocation methods) */ ow = MPFR_LIMB_SIZE (x); - if (nw > ow) + if (MPFR_UNLIKELY (nw > ow)) { /* FIXME: Variable can't be created using custom allocation, MPFR_DECL_INIT or GROUP_ALLOC: How to detect? */ ow = MPFR_GET_ALLOC_SIZE(x); if (nw > ow) { + mpfr_size_limb_t *tmpx; + /* Realloc significand */ - mpfr_limb_ptr tmpx = (mpfr_limb_ptr) (*__gmp_reallocate_func) + tmpx = (mpfr_size_limb_t *) mpfr_reallocate_func (MPFR_GET_REAL_PTR(x), MPFR_MALLOC_SIZE(ow), MPFR_MALLOC_SIZE(nw)); MPFR_SET_MANT_PTR(x, tmpx); /* mant ptr must be set before alloc size */ @@ -122,8 +127,32 @@ mpfr_prec_round (mpfr_ptr x, mpfr_prec_t prec, mpfr_rnd_t rnd_mode) /* assuming b is an approximation to x in direction rnd1 with error at most 2^(MPFR_EXP(b)-err), returns 1 if one is able to round exactly x to precision prec with direction rnd2, and 0 otherwise. - Side effects: none. + + rnd1 = RNDN and RNDF are similar: the sign of the error is unknown. + + rnd2 = RNDF: assume that the user will round the approximation b + toward the direction of x, i.e. the opposite of rnd1 in directed + rounding modes, otherwise RNDN. Some details: + + u xinf v xsup w + -----|----+----------|--+------------|----- + [----- x -----] + rnd1 = RNDD b | + rnd1 = RNDU b + + where u, v and w are consecutive machine numbers. + + * If [xinf,xsup] contains no machine numbers, then return 1. + + * If [xinf,xsup] contains 2 machine numbers, then return 0. + + * If [xinf,xsup] contains a single machine number, then return 1 iff + the rounding of b is this machine number. + With the above choice for the rounding of b, this will always be + the case if rnd1 is a directed rounding mode; said otherwise, for + rnd2 = RNDF and rnd1 being a directed rounding mode, return 1 iff + [xinf,xsup] contains at most 1 machine number. */ int @@ -137,6 +166,13 @@ mpfr_can_round (mpfr_srcptr b, mpfr_exp_t err, mpfr_rnd_t rnd1, MPFR_SIGN(b), err, rnd1, rnd2, prec); } +/* TODO: mpfr_can_round_raw currently does a memory allocation and some + mpn operations. A bit inspection like for mpfr_round_p (round_p.c) may + be sufficient, though this would be more complex than the one done in + mpfr_round_p, and in particular, for some rnd1/rnd2 combinations, one + needs to take care of changes of binade when the value is close to a + power of 2. */ + int mpfr_can_round_raw (const mp_limb_t *bp, mp_size_t bn, int neg, mpfr_exp_t err, mpfr_rnd_t rnd1, mpfr_rnd_t rnd2, mpfr_prec_t prec) @@ -161,8 +197,14 @@ mpfr_can_round_raw (const mp_limb_t *bp, mp_size_t bn, int neg, mpfr_exp_t err, /* Transform RNDD and RNDU to Zero / Away */ MPFR_ASSERTD (neg == 0 || neg == 1); + /* transform RNDF to RNDN */ + if (rnd1 == MPFR_RNDF) + rnd1 = MPFR_RNDN; if (rnd1 != MPFR_RNDN) rnd1 = MPFR_IS_LIKE_RNDZ(rnd1, neg) ? MPFR_RNDZ : MPFR_RNDA; + if (rnd2 == MPFR_RNDF) + rnd2 = (rnd1 == MPFR_RNDN) ? MPFR_RNDN : + MPFR_IS_LIKE_RNDZ(rnd2, neg) ? MPFR_RNDA : MPFR_RNDZ; if (rnd2 != MPFR_RNDN) rnd2 = MPFR_IS_LIKE_RNDZ(rnd2, neg) ? MPFR_RNDZ : MPFR_RNDA; diff --git a/Build/source/libs/mpfr/mpfr-src/src/round_raw_generic.c b/Build/source/libs/mpfr/mpfr-src/src/round_raw_generic.c index f78b254e21c..66dc9ed4f8f 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/round_raw_generic.c +++ b/Build/source/libs/mpfr/mpfr-src/src/round_raw_generic.c @@ -48,6 +48,10 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., * to 1. In this case, the even rounding is done away from 0, which is * a natural generalization. Indeed, a number with 1-bit precision can * be seen as a subnormal number with more precision. + * + * MPFR_RNDNA is now supported, but needs to be tested [TODO] and is + * still not part of the API. In particular, the MPFR_RNDNA value (-1) + * may change in the future without notice. */ int @@ -64,7 +68,7 @@ mpfr_round_raw_generic( { mp_size_t xsize, nw; mp_limb_t himask, lomask, sb; - int rw; + int rw, new_use_inexp; #if flag == 0 int carry; #endif @@ -76,9 +80,22 @@ mpfr_round_raw_generic( MPFR_ASSERTD(inexp != ((int*) 0)); MPFR_ASSERTD(neg == 0 || neg == 1); - if (flag && !use_inexp && - (xprec <= yprec || MPFR_IS_LIKE_RNDZ (rnd_mode, neg))) - return 0; + if (rnd_mode == MPFR_RNDF) + { + if (use_inexp) + *inexp = 0; /* make sure it has a valid value */ + if (flag) + return 0; + rnd_mode = MPFR_RNDZ; /* faster */ + new_use_inexp = 0; + } + else + { + if (flag && !use_inexp && + (xprec <= yprec || MPFR_IS_LIKE_RNDZ (rnd_mode, neg))) + return 0; + new_use_inexp = use_inexp; + } xsize = MPFR_PREC2LIMBS (xprec); nw = yprec / GMP_NUMB_BITS; @@ -86,7 +103,7 @@ mpfr_round_raw_generic( if (MPFR_UNLIKELY(xprec <= yprec)) { /* No rounding is necessary. */ - /* if yp=xp, maybe an overlap: MPN_COPY_DECR is ok when src <= dst */ + /* if yp=xp, maybe an overlap: mpn_copyd is OK when src <= dst */ if (MPFR_LIKELY(rw)) nw++; MPFR_ASSERTD(nw >= 1); @@ -94,13 +111,13 @@ mpfr_round_raw_generic( if (use_inexp) *inexp = 0; #if flag == 0 - MPN_COPY_DECR(yp + (nw - xsize), xp, xsize); + mpn_copyd (yp + (nw - xsize), xp, xsize); MPN_ZERO(yp, nw - xsize); #endif return 0; } - if (use_inexp || !MPFR_IS_LIKE_RNDZ(rnd_mode, neg)) + if (new_use_inexp || !MPFR_IS_LIKE_RNDZ(rnd_mode, neg)) { mp_size_t k = xsize - nw - 1; @@ -112,26 +129,25 @@ mpfr_round_raw_generic( } else { - lomask = ~(mp_limb_t) 0; - himask = ~(mp_limb_t) 0; + lomask = MPFR_LIMB_MAX; + himask = MPFR_LIMB_MAX; } MPFR_ASSERTD(k >= 0); sb = xp[k] & lomask; /* First non-significant bits */ - /* Rounding to nearest ? */ - if (MPFR_LIKELY( rnd_mode == MPFR_RNDN) ) + /* Rounding to nearest? */ + if (rnd_mode == MPFR_RNDN || rnd_mode == MPFR_RNDNA) { /* Rounding to nearest */ mp_limb_t rbmask = MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1 - rw); - if (sb & rbmask) /* rounding bit */ - sb &= ~rbmask; /* it is 1, clear it */ - else - { - /* Rounding bit is 0, behave like rounding to 0 */ - goto rnd_RNDZ; - } + + if ((sb & rbmask) == 0) /* rounding bit = 0 ? */ + goto rnd_RNDZ; /* yes, behave like rounding toward zero */ + /* Rounding to nearest with rounding bit = 1 */ + if (MPFR_UNLIKELY (rnd_mode == MPFR_RNDNA)) + goto away_addone_ulp; /* like rounding away from zero */ + sb &= ~rbmask; /* first bits after the rounding bit */ while (MPFR_UNLIKELY(sb == 0) && k > 0) sb = xp[--k]; - /* rounding to nearest, with rounding bit = 1 */ if (MPFR_UNLIKELY(sb == 0)) /* Even rounding. */ { /* sb == 0 && rnd_mode == MPFR_RNDN */ @@ -140,34 +156,32 @@ mpfr_round_raw_generic( { if (use_inexp) *inexp = 2*MPFR_EVEN_INEX*neg-MPFR_EVEN_INEX; - /* ((neg!=0)^(sb!=0)) ? MPFR_EVEN_INEX : -MPFR_EVEN_INEX;*/ - /* Since neg = 0 or 1 and sb=0*/ -#if flag == 1 - return 0 /*sb != 0 && rnd_mode != MPFR_RNDZ */; -#else - MPN_COPY_INCR(yp, xp + xsize - nw, nw); + /* ((neg!=0)^(sb!=0)) ? MPFR_EVEN_INEX : -MPFR_EVEN_INEX */ + /* since neg = 0 or 1 and sb = 0 */ +#if flag == 0 + mpn_copyi (yp, xp + xsize - nw, nw); yp[0] &= himask; - return 0; #endif + return 0; /* sb != 0 && rnd_mode != MPFR_RNDZ */ } else { + away_addone_ulp: /* sb != 0 && rnd_mode == MPFR_RNDN */ if (use_inexp) *inexp = MPFR_EVEN_INEX-2*MPFR_EVEN_INEX*neg; - /*((neg!=0)^(sb!=0))? MPFR_EVEN_INEX : -MPFR_EVEN_INEX; */ - /*Since neg= 0 or 1 and sb != 0 */ + /* ((neg!=0)^(sb!=0)) ? MPFR_EVEN_INEX : -MPFR_EVEN_INEX */ + /* since neg = 0 or 1 and sb != 0 */ goto rnd_RNDN_add_one_ulp; } } - else /* sb != 0 && rnd_mode == MPFR_RNDN*/ + else /* sb != 0 && rnd_mode == MPFR_RNDN */ { if (use_inexp) - /* *inexp = (neg == 0) ? 1 : -1; but since neg = 0 or 1 */ - *inexp = 1-2*neg; + *inexp = 1-2*neg; /* neg == 0 ? 1 : -1 */ rnd_RNDN_add_one_ulp: #if flag == 1 - return 1; /*sb != 0 && rnd_mode != MPFR_RNDZ;*/ + return 1; /* sb != 0 && rnd_mode != MPFR_RNDZ */ #else carry = mpn_add_1 (yp, xp + xsize - nw, nw, rw ? @@ -178,7 +192,7 @@ mpfr_round_raw_generic( #endif } } - /* Rounding to Zero ? */ + /* Rounding toward zero? */ else if (MPFR_IS_LIKE_RNDZ(rnd_mode, neg)) { /* rnd_mode == MPFR_RNDZ */ @@ -187,41 +201,36 @@ mpfr_round_raw_generic( sb = xp[--k]; if (use_inexp) /* rnd_mode == MPFR_RNDZ and neg = 0 or 1 */ - /* (neg != 0) ^ (rnd_mode != MPFR_RNDZ)) ? 1 : -1);*/ + /* ((neg != 0) ^ (rnd_mode != MPFR_RNDZ)) ? 1 : -1 */ *inexp = MPFR_UNLIKELY(sb == 0) ? 0 : (2*neg-1); -#if flag == 1 - return 0; /*sb != 0 && rnd_mode != MPFR_RNDZ;*/ -#else - MPN_COPY_INCR(yp, xp + xsize - nw, nw); +#if flag == 0 + mpn_copyi (yp, xp + xsize - nw, nw); yp[0] &= himask; - return 0; #endif + return 0; /* sb != 0 && rnd_mode != MPFR_RNDZ */ } else { - /* rnd_mode = Away */ + /* Rounding away from zero */ while (MPFR_UNLIKELY(sb == 0) && k > 0) sb = xp[--k]; if (MPFR_UNLIKELY(sb == 0)) { /* sb = 0 && rnd_mode != MPFR_RNDZ */ if (use_inexp) - /* (neg != 0) ^ (rnd_mode != MPFR_RNDZ)) ? 1 : -1);*/ + /* ((neg != 0) ^ (rnd_mode != MPFR_RNDZ)) ? 1 : -1 */ *inexp = 0; -#if flag == 1 - return 0; -#else - MPN_COPY_INCR(yp, xp + xsize - nw, nw); +#if flag == 0 + mpn_copyi (yp, xp + xsize - nw, nw); yp[0] &= himask; - return 0; #endif + return 0; } else { /* sb != 0 && rnd_mode != MPFR_RNDZ */ if (use_inexp) - /* (neg != 0) ^ (rnd_mode != MPFR_RNDZ)) ? 1 : -1);*/ - *inexp = 1-2*neg; + *inexp = 1-2*neg; /* neg == 0 ? 1 : -1 */ #if flag == 1 return 1; #else @@ -236,21 +245,19 @@ mpfr_round_raw_generic( } else { - /* Roundind mode = Zero / No inexact flag */ -#if flag == 1 - return 0 /*sb != 0 && rnd_mode != MPFR_RNDZ*/; -#else + /* Rounding toward zero / no inexact flag */ +#if flag == 0 if (MPFR_LIKELY(rw)) { nw++; himask = ~MPFR_LIMB_MASK (GMP_NUMB_BITS - rw); } else - himask = ~(mp_limb_t) 0; - MPN_COPY_INCR(yp, xp + xsize - nw, nw); + himask = MPFR_LIMB_MAX; + mpn_copyi (yp, xp + xsize - nw, nw); yp[0] &= himask; - return 0; #endif + return 0; } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/scale2.c b/Build/source/libs/mpfr/mpfr-src/src/scale2.c index 5081c135456..bcc8ec002fe 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/scale2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/scale2.c @@ -30,9 +30,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., double mpfr_scale2 (double d, int exp) { -#if _GMP_IEEE_FLOATS +#if _MPFR_IEEE_FLOATS { - union ieee_double_extract x; + union mpfr_ieee_double_extract x; if (MPFR_UNLIKELY (d == 1.0)) { @@ -57,7 +57,7 @@ mpfr_scale2 (double d, int exp) } return x.d; } -#else /* _GMP_IEEE_FLOATS */ +#else /* _MPFR_IEEE_FLOATS */ { double factor; @@ -87,5 +87,5 @@ mpfr_scale2 (double d, int exp) } return d; } -#endif +#endif /* _MPFR_IEEE_FLOATS */ } diff --git a/Build/source/libs/mpfr/mpfr-src/src/set.c b/Build/source/libs/mpfr/mpfr-src/src/set.c index 4d4d5ecfaed..39b93e14bcc 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set.c @@ -23,7 +23,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" /* set a to abs(b) * signb: a=b when signb = SIGN(b), a=abs(b) when signb=1 */ -int +MPFR_HOT_FUNCTION_ATTR int mpfr_set4 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, int signb) { /* Sign is ALWAYS copied */ @@ -43,7 +43,7 @@ mpfr_set4 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, int signb) else MPFR_RET (0); } - else if (MPFR_LIKELY (MPFR_PREC (b) == MPFR_PREC (a))) + else if (MPFR_PREC (b) == MPFR_PREC (a)) { /* Same precision and b is not singular: * just copy the mantissa, and set the exponent and the sign @@ -57,8 +57,9 @@ mpfr_set4 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, int signb) /* Else Round B inside a */ MPFR_RNDRAW (inex, a, MPFR_MANT (b), MPFR_PREC (b), rnd_mode, signb, - if (MPFR_UNLIKELY ( ++MPFR_EXP (a) > __gmpfr_emax)) - return mpfr_overflow (a, rnd_mode, signb) ); + if (MPFR_UNLIKELY (++ MPFR_EXP (a) > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, signb) + ); MPFR_RET (inex); } } @@ -78,3 +79,121 @@ mpfr_abs (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) { return mpfr_set4 (a, b, rnd_mode, MPFR_SIGN_POS); } + +/* Round (u, inex) into s with rounding mode rnd, where inex is the ternary + value associated to u with the *same* rounding mode. + Assumes PREC(u) = 2*PREC(s). + The main algorithm is the following: + rnd=RNDZ: inex2 = mpfr_set (s, u, rnd_mode); return inex2 | inex; + (a negative value, if any, is preserved in inex2 | inex) + rnd=RNDA: idem + rnd=RNDN: inex2 = mpfr_set (s, u, rnd_mode); + if (inex2) return inex2; else return inex; */ +int +mpfr_set_1_2 (mpfr_ptr s, mpfr_srcptr u, mpfr_rnd_t rnd_mode, int inex) +{ + mpfr_prec_t p = MPFR_PREC(s); + mpfr_prec_t sh = GMP_NUMB_BITS - p; + mp_limb_t rb, sb; + mp_limb_t *sp = MPFR_MANT(s); + mp_limb_t *up = MPFR_MANT(u); + mp_limb_t mask; + int inex2; + + if (MPFR_UNLIKELY(MPFR_IS_SINGULAR(u))) + { + mpfr_set (s, u, rnd_mode); + return inex; + } + + MPFR_ASSERTD(MPFR_PREC(u) == 2 * MPFR_PREC(s)); + + if (MPFR_PREC(s) < GMP_NUMB_BITS) + { + mask = MPFR_LIMB_MASK(sh); + + if (MPFR_PREC(u) <= GMP_NUMB_BITS) + { + mp_limb_t u0 = up[0]; + + /* it suffices to round (u0, inex) */ + rb = u0 & (MPFR_LIMB_ONE << (sh - 1)); + sb = (u0 & mask) ^ rb; + sp[0] = u0 & ~mask; + } + else + { + mp_limb_t u1 = up[1]; + + /* we need to round (u1, u0, inex) */ + mask = MPFR_LIMB_MASK(sh); + rb = u1 & (MPFR_LIMB_ONE << (sh - 1)); + sb = ((u1 & mask) ^ rb) | up[0]; + sp[0] = u1 & ~mask; + } + + inex2 = inex * MPFR_SIGN(u); + MPFR_SIGN(s) = MPFR_SIGN(u); + MPFR_EXP(s) = MPFR_EXP(u); + + /* in case inex2 > 0, the value of u is rounded away, + thus we need to subtract something from (u0, rb, sb): + (a) if sb is not zero, since the subtracted value is < 1, we can leave + sb as it is; + (b) if rb <> 0 and sb = 0: change to rb = 0 and sb = 1 + (c) if rb = sb = 0: change to rb = 1 and sb = 1, and subtract 1 */ + if (inex2 > 0) + { + if (rb && sb == 0) + { + rb = 0; + sb = 1; + } + } + else /* inex2 <= 0 */ + sb |= inex; + + /* now rb, sb are the round and sticky bits, together with the value of + sp[0], except possibly in the case rb = sb = 0 and inex2 > 0 */ + if (rb == 0 && sb == 0) + { + if (inex2 <= 0) + MPFR_RET(0); + else /* inex2 > 0 can only occur for RNDN and RNDA: + RNDN: return sp[0] and inex + RNDA: return sp[0] and inex */ + MPFR_RET(inex); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (sp[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(s))) + { + truncate: + MPFR_RET(-MPFR_SIGN(s)); + } + else /* round away from zero */ + { + add_one_ulp: + sp[0] += MPFR_LIMB_ONE << sh; + if (MPFR_UNLIKELY(sp[0] == 0)) + { + sp[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_EXP(s) + 1 <= __gmpfr_emax) + MPFR_SET_EXP (s, MPFR_EXP(s) + 1); + else /* overflow */ + return mpfr_overflow (s, rnd_mode, MPFR_SIGN(s)); + } + MPFR_RET(MPFR_SIGN(s)); + } + } + + /* general case PREC(s) >= GMP_NUMB_BITS */ + inex2 = mpfr_set (s, u, rnd_mode); + return (rnd_mode != MPFR_RNDN) ? inex | inex2 + : (inex2) ? inex2 : inex; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_d.c b/Build/source/libs/mpfr/mpfr-src/src/set_d.c index fb6fb457d84..a1f03534e5b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_d.c @@ -26,71 +26,83 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -/* extracts the bits of d in rp[0..n-1] where n=ceil(53/GMP_NUMB_BITS). - Assumes d is neither 0 nor NaN nor Inf. */ -static long -__gmpfr_extract_double (mpfr_limb_ptr rp, double d) - /* e=0 iff GMP_NUMB_BITS=32 and rp has only one limb */ +/* Extracts the bits of |d| in rp[0..n-1] where n=ceil(53/GMP_NUMB_BITS). + Assumes d finite and <> 0. + Returns the corresponding exponent such that |d| = {rp, n} * 2^exp, + with the value of {rp, n} in [1/2, 1). + The int type should be sufficient for exp. +*/ +static int +extract_double (mpfr_limb_ptr rp, double d) { - long exp; + int exp; mp_limb_t manl; #if GMP_NUMB_BITS == 32 mp_limb_t manh; #endif - /* BUGS - 1. Should handle Inf and NaN in IEEE specific code. - 2. Handle Inf and NaN also in default code, to avoid hangs. - 3. Generalize to handle all GMP_NUMB_BITS. - 4. This lits is incomplete and misspelled. - */ + /* FIXME: Generalize to handle all GMP_NUMB_BITS. */ MPFR_ASSERTD(!DOUBLE_ISNAN(d)); MPFR_ASSERTD(!DOUBLE_ISINF(d)); MPFR_ASSERTD(d != 0.0); -#if _GMP_IEEE_FLOATS +#if _MPFR_IEEE_FLOATS { - union ieee_double_extract x; + union mpfr_ieee_double_extract x; x.d = d; exp = x.s.exp; if (exp) { #if GMP_NUMB_BITS >= 64 - manl = ((MPFR_LIMB_ONE << 63) - | ((mp_limb_t) x.s.manh << 43) | ((mp_limb_t) x.s.manl << 11)); + manl = ((MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1)) | + ((mp_limb_t) x.s.manh << (GMP_NUMB_BITS - 21)) | + ((mp_limb_t) x.s.manl << (GMP_NUMB_BITS - 53))); #else + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 32); manh = (MPFR_LIMB_ONE << 31) | (x.s.manh << 11) | (x.s.manl >> 21); manl = x.s.manl << 11; #endif + exp -= 1022; } else /* subnormal number */ { + int cnt; + exp = -1021; #if GMP_NUMB_BITS >= 64 - manl = ((mp_limb_t) x.s.manh << 43) | ((mp_limb_t) x.s.manl << 11); + manl = (((mp_limb_t) x.s.manh << (GMP_NUMB_BITS - 21)) | + ((mp_limb_t) x.s.manl << (GMP_NUMB_BITS - 53))); + count_leading_zeros (cnt, manl); #else + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 32); manh = (x.s.manh << 11) /* high 21 bits */ | (x.s.manl >> 21); /* middle 11 bits */ manl = x.s.manl << 11; /* low 21 bits */ + if (manh == 0) + { + manh = manl; + manl = 0; + exp -= GMP_NUMB_BITS; + } + count_leading_zeros (cnt, manh); + manh = (manh << cnt) | + (cnt != 0 ? manl >> (GMP_NUMB_BITS - cnt) : 0); #endif + manl <<= cnt; + exp -= cnt; } - - if (exp) - exp -= 1022; - else - exp = -1021; } -#else /* _GMP_IEEE_FLOATS */ +#else /* _MPFR_IEEE_FLOATS */ { /* Unknown (or known to be non-IEEE) double format. */ exp = 0; + d = ABS (d); if (d >= 1.0) { - MPFR_ASSERTN (d * 0.5 != d); while (d >= 32768.0) { d *= (1.0 / 65536.0); @@ -118,22 +130,31 @@ __gmpfr_extract_double (mpfr_limb_ptr rp, double d) d *= MP_BASE_AS_DOUBLE; #if GMP_NUMB_BITS >= 64 +#ifndef __clang__ manl = d; #else + /* clang produces an invalid exception when d >= 2^63, + see https://bugs.llvm.org//show_bug.cgi?id=17686. + Since this is always the case, here, we use the following patch. */ + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 64); + manl = 0x8000000000000000 + (mp_limb_t) (d - 0x8000000000000000); +#endif /* __clang__ */ +#else + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 32); manh = (mp_limb_t) d; manl = (mp_limb_t) ((d - manh) * MP_BASE_AS_DOUBLE); #endif } -#endif /* _GMP_IEEE_FLOATS */ +#endif /* _MPFR_IEEE_FLOATS */ -#if GMP_NUMB_BITS >= 64 rp[0] = manl; -#else +#if GMP_NUMB_BITS == 32 rp[1] = manh; - rp[0] = manl; #endif + MPFR_ASSERTD((rp[MPFR_LIMBS_PER_DOUBLE - 1] & MPFR_LIMB_HIGHBIT) != 0); + return exp; } @@ -142,9 +163,7 @@ __gmpfr_extract_double (mpfr_limb_ptr rp, double d) int mpfr_set_d (mpfr_ptr r, double d, mpfr_rnd_t rnd_mode) { - int signd, inexact; - unsigned int cnt; - mp_size_t i, k; + int inexact; mpfr_t tmp; mp_limb_t tmpmant[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); @@ -156,8 +175,8 @@ mpfr_set_d (mpfr_ptr r, double d, mpfr_rnd_t rnd_mode) } else if (MPFR_UNLIKELY(d == 0)) { -#if _GMP_IEEE_FLOATS - union ieee_double_extract x; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; MPFR_SET_ZERO(r); /* set correct sign */ @@ -166,16 +185,23 @@ mpfr_set_d (mpfr_ptr r, double d, mpfr_rnd_t rnd_mode) MPFR_SET_NEG(r); else MPFR_SET_POS(r); -#else /* _GMP_IEEE_FLOATS */ +#else /* _MPFR_IEEE_FLOATS */ MPFR_SET_ZERO(r); { /* This is to get the sign of zero on non-IEEE hardware - Some systems support +0.0, -0.0 and unsigned zero. - We can't use d==+0.0 since it should be always true, + Some systems support +0.0, -0.0, and unsigned zero. + Some other systems may just have an unsigned zero. + We can't use d == +0.0 since it should be always true, so we check that the memory representation of d is the - same than +0.0. etc */ - /* FIXME: consider the case where +0.0 or -0.0 may have several - representations. */ + same than +0.0, etc. + Note: r is set to -0 only if d is detected as a negative zero + *and*, for the double type, -0 has a different representation + from +0. If -0.0 has several representations, the code below + may not work as expected, but this is hardly fixable in a + portable way (without depending on a math library) and only + the sign could be incorrect. Such systems should be taken + into account on a case-by-case basis. If the code is changed + here, set_d64.c code should be updated too. */ double poszero = +0.0, negzero = DBL_NEG_ZERO; if (memcmp(&d, &poszero, sizeof(double)) == 0) MPFR_SET_POS(r); @@ -184,7 +210,7 @@ mpfr_set_d (mpfr_ptr r, double d, mpfr_rnd_t rnd_mode) else MPFR_SET_POS(r); } -#endif +#endif /* _MPFR_IEEE_FLOATS */ return 0; /* 0 is exact */ } else if (MPFR_UNLIKELY(DOUBLE_ISINF(d))) @@ -207,45 +233,12 @@ mpfr_set_d (mpfr_ptr r, double d, mpfr_rnd_t rnd_mode) MPFR_MANT(tmp) = tmpmant; MPFR_PREC(tmp) = IEEE_DBL_MANT_DIG; - signd = (d < 0) ? MPFR_SIGN_NEG : MPFR_SIGN_POS; - d = ABS (d); - - /* don't use MPFR_SET_EXP here since the exponent may be out of range */ - MPFR_EXP(tmp) = __gmpfr_extract_double (tmpmant, d); - -#ifdef MPFR_WANT_ASSERT - /* Failed assertion if the stored value is 0 (e.g., if the exponent range - has been reduced at the wrong moment and an underflow to 0 occurred). - Probably a bug in the C implementation if this happens. */ - i = 0; - while (tmpmant[i] == 0) - { - i++; - MPFR_ASSERTN(i < MPFR_LIMBS_PER_DOUBLE); - } -#endif - - /* determine the index i-1 of the most significant non-zero limb - and the number k of zero high limbs */ - i = MPFR_LIMBS_PER_DOUBLE; - MPN_NORMALIZE_NOT_ZERO(tmpmant, i); - k = MPFR_LIMBS_PER_DOUBLE - i; - - count_leading_zeros (cnt, tmpmant[i - 1]); - - if (MPFR_LIKELY(cnt != 0)) - mpn_lshift (tmpmant + k, tmpmant, i, cnt); - else if (k != 0) - MPN_COPY (tmpmant + k, tmpmant, i); - - if (MPFR_UNLIKELY(k != 0)) - MPN_ZERO (tmpmant, k); - /* don't use MPFR_SET_EXP here since the exponent may be out of range */ - MPFR_EXP(tmp) -= (mpfr_exp_t) (cnt + k * GMP_NUMB_BITS); + MPFR_EXP(tmp) = extract_double (tmpmant, d); /* tmp is exact since PREC(tmp)=53 */ - inexact = mpfr_set4 (r, tmp, rnd_mode, signd); + inexact = mpfr_set4 (r, tmp, rnd_mode, + (d < 0) ? MPFR_SIGN_NEG : MPFR_SIGN_POS); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (r, inexact, rnd_mode); diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_d64.c b/Build/source/libs/mpfr/mpfr-src/src/set_d64.c index cf22fcaac83..2e3e37e01c6 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_d64.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_d64.c @@ -1,8 +1,8 @@ -/* mpfr_set_decimal64 -- convert a IEEE 754r decimal64 float to +/* mpfr_set_decimal64 -- convert an IEEE 754-2008 decimal64 float to a multiple precision floating-point number -See http://gcc.gnu.org/ml/gcc/2006-06/msg00691.html, -http://gcc.gnu.org/onlinedocs/gcc/Decimal-Float.html, +See https://gcc.gnu.org/ml/gcc/2006-06/msg00691.html, +https://gcc.gnu.org/onlinedocs/gcc/Decimal-Float.html, and TR 24732 <http://www.open-std.org/jtc1/sc22/wg14/www/projects#24732>. Copyright 2006-2017 Free Software Foundation, Inc. @@ -102,13 +102,19 @@ static unsigned int T[1024] = { 774, 775, 776, 777, 778, 779, 796, 797, 976, 977, 998, 999 }; #endif +#if _MPFR_IEEE_FLOATS /* Convert d to a decimal string (one-to-one correspondence, no rounding). - The string s needs to have at least 23 characters. + The string s needs to have at least 25 characters (with the final '\0'): + * 1 for the sign '-' + * 2 for the leading '0.' + * 16 for the significand + * 5 for the exponent (for example 'E-100') + * 1 for the final '\0' */ static void decimal64_to_string (char *s, _Decimal64 d) { - union ieee_double_extract x; + union mpfr_ieee_double_extract x; union ieee_double_decimal64 y; char *t; unsigned int Gh; /* most 5 significant bits from combination field */ @@ -205,15 +211,216 @@ decimal64_to_string (char *s, _Decimal64 d) #endif /* DPD or BID */ exp -= 398; /* unbiased exponent */ - t += sprintf (t, "E%d", exp); + sprintf (t, "E%d", exp); } +#else +/* portable version */ +#ifndef DEC64_MAX +# define DEC64_MAX 9.999999999999999E384dd +#endif + +static void +decimal64_to_string (char *s, _Decimal64 d) +{ + int sign = 0, n; + int exp = 0; + + if (MPFR_UNLIKELY (DOUBLE_ISNAN (d))) /* NaN */ + { + sprintf (s, "NaN"); /* sprintf puts a final '\0' */ + return; + } + else if (MPFR_UNLIKELY (d > DEC64_MAX)) /* +Inf */ + { + sprintf (s, "Inf"); + return; + } + else if (MPFR_UNLIKELY (d < -DEC64_MAX)) /* -Inf */ + { + sprintf (s, "-Inf"); + return; + } + + /* now d is neither NaN nor +Inf nor -Inf */ + + if (d < (_Decimal64) 0.0) + { + sign = 1; + d = -d; + } + else if (d == (_Decimal64) -0.0) + { /* Warning: the comparison d == -0.0 returns true for d = 0.0 too, + copy code from set_d.c here. We first compare to the +0.0 bitstring, + in case +0.0 and -0.0 are represented identically. */ + double dd = (double) d, poszero = +0.0, negzero = DBL_NEG_ZERO; + if (memcmp (&dd, &poszero, sizeof(double)) != 0 && + memcmp (&dd, &negzero, sizeof(double)) == 0) + { + sign = 1; + d = -d; + } + } + + /* now normalize d in [0.1, 1[ */ + if (d >= (_Decimal64) 1.0) + { + _Decimal64 ten16 = (double) 1e16; /* 10^16 is exactly representable + in binary64 */ + _Decimal64 ten32 = ten16 * ten16; + _Decimal64 ten64 = ten32 * ten32; + _Decimal64 ten128 = ten64 * ten64; + _Decimal64 ten256 = ten128 * ten128; + + if (d >= ten256) + { + d /= ten256; + exp += 256; + } + if (d >= ten128) + { + d /= ten128; + exp += 128; + } + if (d >= ten64) + { + d /= ten64; + exp += 64; + } + if (d >= ten32) + { + d /= ten32; + exp += 32; + } + if (d >= (_Decimal64) 10000000000000000.0) + { + d /= (_Decimal64) 10000000000000000.0; + exp += 16; + } + if (d >= (_Decimal64) 100000000.0) + { + d /= (_Decimal64) 100000000.0; + exp += 8; + } + if (d >= (_Decimal64) 10000.0) + { + d /= (_Decimal64) 10000.0; + exp += 4; + } + if (d >= (_Decimal64) 100.0) + { + d /= (_Decimal64) 100.0; + exp += 2; + } + if (d >= (_Decimal64) 10.0) + { + d /= (_Decimal64) 10.0; + exp += 1; + } + if (d >= (_Decimal64) 1.0) + { + d /= (_Decimal64) 10.0; + exp += 1; + } + } + else /* d < 1.0 */ + { + _Decimal64 ten16, ten32, ten64, ten128, ten256; + + ten16 = (double) 1e16; /* 10^16 is exactly representable in binary64 */ + ten16 = (_Decimal64) 1.0 / ten16; /* 10^(-16), exact */ + ten32 = ten16 * ten16; + ten64 = ten32 * ten32; + ten128 = ten64 * ten64; + ten256 = ten128 * ten128; + + if (d < ten256) + { + d /= ten256; + exp -= 256; + } + if (d < ten128) + { + d /= ten128; + exp -= 128; + } + if (d < ten64) + { + d /= ten64; + exp -= 64; + } + if (d < ten32) + { + d /= ten32; + exp -= 32; + } + /* the double constant 0.0000000000000001 is 2028240960365167/2^104, + which should be rounded to 1e-16 in _Decimal64 */ + if (d < (_Decimal64) 0.0000000000000001) + { + d *= (_Decimal64) 10000000000000000.0; + exp -= 16; + } + /* the double constant 0.00000001 is 3022314549036573/2^78, + which should be rounded to 1e-8 in _Decimal64 */ + if (d < (_Decimal64) 0.00000001) + { + d *= (_Decimal64) 100000000.0; + exp -= 8; + } + /* the double constant 0.0001 is 7378697629483821/2^66, + which should be rounded to 1e-4 in _Decimal64 */ + if (d < (_Decimal64) 0.0001) + { + d *= (_Decimal64) 10000.0; + exp -= 4; + } + /* the double constant 0.01 is 5764607523034235/2^59, + which should be rounded to 1e-2 in _Decimal64 */ + if (d < (_Decimal64) 0.01) + { + d *= (_Decimal64) 100.0; + exp -= 2; + } + /* the double constant 0.1 is 3602879701896397/2^55, + which should be rounded to 1e-1 in _Decimal64 */ + if (d < (_Decimal64) 0.1) + { + d *= (_Decimal64) 10.0; + exp -= 1; + } + } + + /* now 0.1 <= d < 1 */ + if (sign == 1) + *s++ = '-'; + *s++ = '0'; + *s++ = '.'; + for (n = 0; n < 16; n++) + { + double e; + int r; + + d *= (_Decimal64) 10.0; + e = (double) d; + r = (int) e; + *s++ = '0' + r; + d -= (_Decimal64) r; + } + MPFR_ASSERTN(d == (_Decimal64) 0.0); + if (exp != 0) + sprintf (s, "E%d", exp); /* adds a final '\0' */ + else + *s = '\0'; +} +#endif /* _MPFR_IEEE_FLOATS */ int mpfr_set_decimal64 (mpfr_ptr r, _Decimal64 d, mpfr_rnd_t rnd_mode) { - char s[23]; /* need 1 character for sign, - 16 characters for mantissa, - 1 character for exponent, + char s[25]; /* need 1 character for sign, + 2 characters for '0.' + 16 characters for significand, + 1 character for exponent 'E', 4 characters for exponent (including sign), 1 character for terminating \0. */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_dfl_prec.c b/Build/source/libs/mpfr/mpfr-src/src/set_dfl_prec.c index 68762df7353..f4c876d9033 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_dfl_prec.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_dfl_prec.c @@ -29,7 +29,7 @@ MPFR_THREAD_VAR (mpfr_prec_t, __gmpfr_default_fp_bit_precision, void mpfr_set_default_prec (mpfr_prec_t prec) { - MPFR_ASSERTN (prec >= MPFR_PREC_MIN && prec <= MPFR_PREC_MAX); + MPFR_ASSERTN (MPFR_PREC_COND (prec)); __gmpfr_default_fp_bit_precision = prec; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_exp.c b/Build/source/libs/mpfr/mpfr-src/src/set_exp.c index e920335dce4..3e315c825b9 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_exp.c @@ -25,7 +25,9 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int mpfr_set_exp (mpfr_ptr x, mpfr_exp_t exponent) { - if (exponent >= __gmpfr_emin && exponent <= __gmpfr_emax) + if (MPFR_LIKELY (MPFR_IS_PURE_FP (x) && + exponent >= __gmpfr_emin && + exponent <= __gmpfr_emax)) { MPFR_EXP(x) = exponent; /* do not use MPFR_SET_EXP of course... */ return 0; diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_f.c b/Build/source/libs/mpfr/mpfr-src/src/set_f.c index 07dc69277fd..82b4e125bfe 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_f.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_f.c @@ -21,17 +21,20 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #define MPFR_NEED_LONGLONG_H +#define MPFR_NEED_MPF_INTERNALS #include "mpfr-impl.h" +#ifndef MPFR_USE_MINI_GMP int mpfr_set_f (mpfr_ptr y, mpf_srcptr x, mpfr_rnd_t rnd_mode) { mp_limb_t *my, *mx, *tmp; - unsigned long cnt, sx, sy; + int cnt; + mp_size_t sx, sy; int inexact, carry = 0; MPFR_TMP_DECL(marker); - sx = ABS(SIZ(x)); /* number of limbs of the mantissa of x */ + sx = ABSIZ(x); /* number of limbs of the mantissa of x */ if (sx == 0) /* x is zero */ { @@ -51,7 +54,7 @@ mpfr_set_f (mpfr_ptr y, mpf_srcptr x, mpfr_rnd_t rnd_mode) if (sy <= sx) /* we may have to round even when sy = sx */ { - unsigned long xprec = sx * GMP_NUMB_BITS; + mpfr_prec_t xprec = (mpfr_prec_t) sx * GMP_NUMB_BITS; MPFR_TMP_MARK(marker); tmp = MPFR_TMP_LIMBS_ALLOC (sx); @@ -92,8 +95,9 @@ mpfr_set_f (mpfr_ptr y, mpf_srcptr x, mpfr_rnd_t rnd_mode) else { /* Do not use MPFR_SET_EXP as the exponent may be out of range. */ - MPFR_EXP (y) = EXP (x) * GMP_NUMB_BITS - (mpfr_exp_t) cnt + carry; + MPFR_EXP (y) = EXP (x) * GMP_NUMB_BITS - cnt + carry; } return mpfr_check_range (y, inexact, rnd_mode); } +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_float128.c b/Build/source/libs/mpfr/mpfr-src/src/set_float128.c new file mode 100644 index 00000000000..3bc9a143c1b --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/set_float128.c @@ -0,0 +1,139 @@ +/* mpfr_set_float128 -- convert a machine __float128 number to + a multiple precision floating-point number + +Copyright 2012-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#include <float.h> /* for DBL_MAX */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +#ifdef MPFR_WANT_FLOAT128 + +/* The q suffix is a GNU C extension, but so is __float128. */ +#define MPFR_FLOAT128_MAX 0x1.ffffffffffffffffffffffffffffp+16383q + +int +mpfr_set_float128 (mpfr_ptr r, __float128 d, mpfr_rnd_t rnd_mode) +{ + mpfr_t t; + mp_limb_t *tp; + int inexact, shift_exp, neg, e, i; + __float128 p[14], q[14]; + MPFR_SAVE_EXPO_DECL (expo); + + /* Check for NaN */ + if (MPFR_UNLIKELY (DOUBLE_ISNAN (d))) + { + MPFR_SET_NAN(r); + MPFR_RET_NAN; + } + + /* Check for INF */ + if (MPFR_UNLIKELY (d > MPFR_FLOAT128_MAX)) + { + MPFR_SET_INF (r); + MPFR_SET_POS (r); + return 0; + } + else if (MPFR_UNLIKELY (d < -MPFR_FLOAT128_MAX)) + { + MPFR_SET_INF (r); + MPFR_SET_NEG (r); + return 0; + } + /* Check for ZERO */ + else if (MPFR_UNLIKELY (d == (__float128) 0.0)) + return mpfr_set_d (r, (double) d, rnd_mode); + + shift_exp = 0; /* invariant: remainder to deal with is d*2^shift_exp */ + neg = d < 0; + if (d < 0) + d = -d; + + /* Scaling, avoiding (slow) divisions. Should the tables be cached? */ + if (d >= 1.0) + { + p[0] = 2.0; + q[0] = 0.5; + e = 1; + /* p[i] = 2^(2^i), q[i] = 1/p[i] */ + for (i = 0; i < 13 && d >= p[i]; i++) + { + p[i+1] = p[i] * p[i]; + q[i+1] = q[i] * q[i]; + e <<= 1; + } + for (; i >= 0; e >>= 1, i--) + if (d >= p[i]) + { + d *= q[i]; + shift_exp += e; + } + d *= 0.5; + shift_exp++; + } + else if (d < 0.5) + { + p[0] = 2.0; + q[0] = 0.5; + e = 1; + /* p[i] = 2^(2^i), q[i] = 1/p[i] */ + for (i = 0; i < 13 && d < q[i]; i++) + { + p[i+1] = p[i] * p[i]; + q[i+1] = q[i] * q[i]; + e <<= 1; + } + /* The while() may be needed for i = 13 due to subnormals. + This can probably be improved without yielding an underflow. */ + for (; i >= 0; e >>= 1, i--) + while (d < q[i]) + { + d *= p[i]; + shift_exp -= e; + } + } + + MPFR_ASSERTD (d >= 0.5 && d < 1.0); + + mpfr_init2 (t, IEEE_FLOAT128_MANT_DIG); + tp = MPFR_MANT (t); + + MPFR_SAVE_EXPO_MARK (expo); + MPFR_SET_EXP (t, shift_exp); + MPFR_SET_SIGN (t, neg ? MPFR_SIGN_NEG : MPFR_SIGN_POS); + + for (i = MPFR_LAST_LIMB (t); i >= 0; i--) + { + d *= 2 * (__float128) MPFR_LIMB_HIGHBIT; + tp[i] = (mp_limb_t) d; + d -= tp[i]; + } + + inexact = mpfr_set (r, t, rnd_mode); + mpfr_clear (t); + + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (r, inexact, rnd_mode); +} + +#endif /* MPFR_WANT_FLOAT128 */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_ld.c b/Build/source/libs/mpfr/mpfr-src/src/set_ld.c index 8d63de981d3..0521af56e2b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_ld.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_ld.c @@ -21,7 +21,7 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <float.h> +#include <float.h> /* needed so that MPFR_LDBL_MANT_DIG is correctly defined */ #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" @@ -45,7 +45,176 @@ static const union { #define MPFR_LDBL_MAX LDBL_MAX #endif -#ifndef HAVE_LDOUBLE_IEEE_EXT_LITTLE +/* To check for +inf, one can use the test x > MPFR_LDBL_MAX, as LDBL_MAX + is the maximum finite number representable in a long double, according + to DR 467; see + http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2092.htm + If this fails on some platform, a test x - x != 0 might be used. */ + +#if defined(HAVE_LDOUBLE_IS_DOUBLE) + +/* the "long double" format is the same as "double" */ +int +mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) +{ + return mpfr_set_d (r, (double) d, rnd_mode); +} + +#elif defined(HAVE_LDOUBLE_IEEE_EXT_LITTLE) + +/* IEEE Extended Little Endian Code */ +int +mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) +{ + int inexact, i, k, cnt; + mpfr_t tmp; + mp_limb_t tmpmant[MPFR_LIMBS_PER_LONG_DOUBLE]; + mpfr_long_double_t x; + mpfr_exp_t exp; + int signd; + MPFR_SAVE_EXPO_DECL (expo); + + /* Check for NAN */ + if (MPFR_UNLIKELY (DOUBLE_ISNAN (d))) + { + MPFR_SET_NAN (r); + MPFR_RET_NAN; + } + /* Check for INF */ + else if (MPFR_UNLIKELY (d > MPFR_LDBL_MAX)) + { + MPFR_SET_INF (r); + MPFR_SET_POS (r); + return 0; + } + else if (MPFR_UNLIKELY (d < -MPFR_LDBL_MAX)) + { + MPFR_SET_INF (r); + MPFR_SET_NEG (r); + return 0; + } + /* Check for ZERO */ + else if (MPFR_UNLIKELY (d == 0.0)) + { + x.ld = d; + MPFR_SET_ZERO (r); + if (x.s.sign == 1) + MPFR_SET_NEG(r); + else + MPFR_SET_POS(r); + return 0; + } + + /* now d is neither 0, nor NaN nor Inf */ + MPFR_SAVE_EXPO_MARK (expo); + + MPFR_MANT (tmp) = tmpmant; + MPFR_PREC (tmp) = 64; + + /* Extract sign */ + x.ld = d; + signd = MPFR_SIGN_POS; + if (x.ld < 0.0) + { + signd = MPFR_SIGN_NEG; + x.ld = -x.ld; + } + + /* Extract mantissa */ +#if GMP_NUMB_BITS >= 64 + tmpmant[0] = ((mp_limb_t) x.s.manh << 32) | ((mp_limb_t) x.s.manl); +#else + tmpmant[0] = (mp_limb_t) x.s.manl; + tmpmant[1] = (mp_limb_t) x.s.manh; +#endif + + /* Normalize mantissa */ + i = MPFR_LIMBS_PER_LONG_DOUBLE; + MPN_NORMALIZE_NOT_ZERO (tmpmant, i); + k = MPFR_LIMBS_PER_LONG_DOUBLE - i; + count_leading_zeros (cnt, tmpmant[i - 1]); + if (MPFR_UNLIKELY (cnt != 0)) + mpn_lshift (tmpmant + k, tmpmant, i, cnt); + else if (MPFR_UNLIKELY (k != 0)) + MPN_COPY (tmpmant + k, tmpmant, i); + if (MPFR_UNLIKELY (k != 0)) + MPN_ZERO (tmpmant, k); + + /* Set exponent */ + exp = (mpfr_exp_t) ((x.s.exph << 8) + x.s.expl); /* 15-bit unsigned int */ + if (MPFR_UNLIKELY (exp == 0)) + exp -= 0x3FFD; + else + exp -= 0x3FFE; + + MPFR_SET_EXP (tmp, exp - cnt - k * GMP_NUMB_BITS); + + /* tmp is exact */ + inexact = mpfr_set4 (r, tmp, rnd_mode, signd); + + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (r, inexact, rnd_mode); +} + +#elif defined(HAVE_LDOUBLE_MAYBE_DOUBLE_DOUBLE) + +/* double-double code */ +int +mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) +{ + mpfr_t t, u; + int inexact, shift_exp; + double h, l; + MPFR_SAVE_EXPO_DECL (expo); + + /* Check for NAN */ + LONGDOUBLE_NAN_ACTION (d, goto nan); + + /* Check for INF */ + if (d > MPFR_LDBL_MAX) + { + mpfr_set_inf (r, 1); + return 0; + } + else if (d < -MPFR_LDBL_MAX) + { + mpfr_set_inf (r, -1); + return 0; + } + /* Check for ZERO */ + else if (d == 0.0) + return mpfr_set_d (r, (double) d, rnd_mode); + + if (d >= (long double) MPFR_LDBL_MAX || d <= (long double) -MPFR_LDBL_MAX) + h = (d >= (long double) MPFR_LDBL_MAX) ? MPFR_LDBL_MAX : -MPFR_LDBL_MAX; + else + h = (double) d; /* should not overflow */ + l = (double) (d - (long double) h); + + MPFR_SAVE_EXPO_MARK (expo); + + mpfr_init2 (t, IEEE_DBL_MANT_DIG); + mpfr_init2 (u, IEEE_DBL_MANT_DIG); + + inexact = mpfr_set_d (t, h, MPFR_RNDN); + MPFR_ASSERTN(inexact == 0); + inexact = mpfr_set_d (u, l, MPFR_RNDN); + MPFR_ASSERTN(inexact == 0); + inexact = mpfr_add (r, t, u, rnd_mode); + + mpfr_clear (t); + mpfr_clear (u); + + MPFR_SAVE_EXPO_FREE (expo); + inexact = mpfr_check_range (r, inexact, rnd_mode); + return inexact; + + nan: + MPFR_SET_NAN(r); + MPFR_RET_NAN; +} + +#else /* Generic code */ int @@ -191,7 +360,8 @@ mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) break; /* Inexact. This cannot happen unless the C implementation "lies" on the precision or when long doubles are - implemented with FP expansions like under Mac OS X. */ + implemented with FP expansions like double-double on + PowerPC. */ if (MPFR_PREC (t) != MPFR_PREC (r) + 1) { /* We assume that MPFR_PREC (r) < MPFR_PREC_MAX. @@ -233,99 +403,4 @@ mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) MPFR_RET_NAN; } -#else /* IEEE Extended Little Endian Code */ - -int -mpfr_set_ld (mpfr_ptr r, long double d, mpfr_rnd_t rnd_mode) -{ - int inexact, i, k, cnt; - mpfr_t tmp; - mp_limb_t tmpmant[MPFR_LIMBS_PER_LONG_DOUBLE]; - mpfr_long_double_t x; - mpfr_exp_t exp; - int signd; - MPFR_SAVE_EXPO_DECL (expo); - - /* Check for NAN */ - if (MPFR_UNLIKELY (d != d)) - { - MPFR_SET_NAN (r); - MPFR_RET_NAN; - } - /* Check for INF */ - else if (MPFR_UNLIKELY (d > MPFR_LDBL_MAX)) - { - MPFR_SET_INF (r); - MPFR_SET_POS (r); - return 0; - } - else if (MPFR_UNLIKELY (d < -MPFR_LDBL_MAX)) - { - MPFR_SET_INF (r); - MPFR_SET_NEG (r); - return 0; - } - /* Check for ZERO */ - else if (MPFR_UNLIKELY (d == 0.0)) - { - x.ld = d; - MPFR_SET_ZERO (r); - if (x.s.sign == 1) - MPFR_SET_NEG(r); - else - MPFR_SET_POS(r); - return 0; - } - - /* now d is neither 0, nor NaN nor Inf */ - MPFR_SAVE_EXPO_MARK (expo); - - MPFR_MANT (tmp) = tmpmant; - MPFR_PREC (tmp) = 64; - - /* Extract sign */ - x.ld = d; - signd = MPFR_SIGN_POS; - if (x.ld < 0.0) - { - signd = MPFR_SIGN_NEG; - x.ld = -x.ld; - } - - /* Extract mantissa */ -#if GMP_NUMB_BITS >= 64 - tmpmant[0] = ((mp_limb_t) x.s.manh << 32) | ((mp_limb_t) x.s.manl); -#else - tmpmant[0] = (mp_limb_t) x.s.manl; - tmpmant[1] = (mp_limb_t) x.s.manh; -#endif - - /* Normalize mantissa */ - i = MPFR_LIMBS_PER_LONG_DOUBLE; - MPN_NORMALIZE_NOT_ZERO (tmpmant, i); - k = MPFR_LIMBS_PER_LONG_DOUBLE - i; - count_leading_zeros (cnt, tmpmant[i - 1]); - if (MPFR_LIKELY (cnt != 0)) - mpn_lshift (tmpmant + k, tmpmant, i, cnt); - else if (k != 0) - MPN_COPY (tmpmant + k, tmpmant, i); - if (MPFR_UNLIKELY (k != 0)) - MPN_ZERO (tmpmant, k); - - /* Set exponent */ - exp = (mpfr_exp_t) ((x.s.exph << 8) + x.s.expl); /* 15-bit unsigned int */ - if (MPFR_UNLIKELY (exp == 0)) - exp -= 0x3FFD; - else - exp -= 0x3FFE; - - MPFR_SET_EXP (tmp, exp - cnt - k * GMP_NUMB_BITS); - - /* tmp is exact */ - inexact = mpfr_set4 (r, tmp, rnd_mode, signd); - - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range (r, inexact, rnd_mode); -} - #endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_prc_raw.c b/Build/source/libs/mpfr/mpfr-src/src/set_prc_raw.c index 532fa2d8a65..b4230cae6b8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_prc_raw.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_prc_raw.c @@ -25,7 +25,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., void mpfr_set_prec_raw (mpfr_ptr x, mpfr_prec_t p) { - MPFR_ASSERTN (p >= MPFR_PREC_MIN && p <= MPFR_PREC_MAX); + MPFR_ASSERTN (MPFR_PREC_COND (p)); MPFR_ASSERTN (p <= (mpfr_prec_t) MPFR_GET_ALLOC_SIZE(x) * GMP_NUMB_BITS); MPFR_PREC(x) = p; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_prec.c b/Build/source/libs/mpfr/mpfr-src/src/set_prec.c index 2927efefc89..fc6ec85a5d1 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_prec.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_prec.c @@ -22,14 +22,13 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -void +MPFR_HOT_FUNCTION_ATTR void mpfr_set_prec (mpfr_ptr x, mpfr_prec_t p) { mp_size_t xsize, xoldsize; - mpfr_limb_ptr tmp; /* first, check if p is correct */ - MPFR_ASSERTN (p >= MPFR_PREC_MIN && p <= MPFR_PREC_MAX); + MPFR_ASSERTN (MPFR_PREC_COND (p)); /* Calculate the new number of limbs */ xsize = MPFR_PREC2LIMBS (p); @@ -38,8 +37,12 @@ mpfr_set_prec (mpfr_ptr x, mpfr_prec_t p) xoldsize = MPFR_GET_ALLOC_SIZE (x); if (xsize > xoldsize) { - tmp = (mpfr_limb_ptr) (*__gmp_reallocate_func) - (MPFR_GET_REAL_PTR(x), MPFR_MALLOC_SIZE(xoldsize), MPFR_MALLOC_SIZE(xsize)); + mpfr_size_limb_t *tmp; + + tmp = (mpfr_size_limb_t *) mpfr_reallocate_func + (MPFR_GET_REAL_PTR(x), + MPFR_MALLOC_SIZE(xoldsize), + MPFR_MALLOC_SIZE(xsize)); MPFR_SET_MANT_PTR(x, tmp); MPFR_SET_ALLOC_SIZE(x, xsize); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_q.c b/Build/source/libs/mpfr/mpfr-src/src/set_q.c index ffcc1de4c4e..b72ee4f7ac3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_q.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_q.c @@ -23,6 +23,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +#ifndef MPFR_USE_MINI_GMP /* * Set f to z, choosing the smallest precision for f * so that z = f*(2^BPML)*zs*2^(RetVal) @@ -38,7 +39,7 @@ set_z (mpfr_ptr f, mpz_srcptr z, mp_size_t *zs) MPFR_ASSERTD (mpz_sgn (z) != 0); /* Remove useless ending 0 */ - for (p = PTR (z), s = *zs = ABS (SIZ (z)) ; *p == 0; p++, s--) + for (p = PTR (z), s = *zs = ABSIZ (z) ; *p == 0; p++, s--) MPFR_ASSERTD (s >= 0); /* Get working precision */ @@ -131,5 +132,4 @@ mpfr_set_q (mpfr_ptr f, mpq_srcptr q, mpfr_rnd_t rnd) mpfr_clear (n); MPFR_RET (inexact); } - - +#endif diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_si_2exp.c b/Build/source/libs/mpfr/mpfr-src/src/set_si_2exp.c index 3eb41a5a6b6..5b59d131110 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_si_2exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_si_2exp.c @@ -36,7 +36,7 @@ mpfr_set_si_2exp (mpfr_ptr x, long i, mpfr_exp_t e, mpfr_rnd_t rnd_mode) else { mp_size_t xn; - unsigned int cnt, nbits; + int cnt, nbits; mp_limb_t ai, *xp; int inex = 0; diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_sj.c b/Build/source/libs/mpfr/mpfr-src/src/set_sj.c index 1e997222b6f..656012b728e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_sj.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_sj.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #include "mpfr-intmax.h" diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_ui_2exp.c b/Build/source/libs/mpfr/mpfr-src/src/set_ui_2exp.c index b1cefbd41e5..88281f56878 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_ui_2exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_ui_2exp.c @@ -24,12 +24,12 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -int +MPFR_HOT_FUNCTION_ATTR int mpfr_set_ui_2exp (mpfr_ptr x, unsigned long i, mpfr_exp_t e, mpfr_rnd_t rnd_mode) { MPFR_SET_POS (x); - if (i == 0) + if (MPFR_UNLIKELY (i == 0)) { MPFR_SET_ZERO (x); MPFR_RET (0); @@ -37,7 +37,7 @@ mpfr_set_ui_2exp (mpfr_ptr x, unsigned long i, mpfr_exp_t e, mpfr_rnd_t rnd_mode else { mp_size_t xn; - unsigned int cnt, nbits; + int cnt, nbits; mp_limb_t *xp; int inex = 0; diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_uj.c b/Build/source/libs/mpfr/mpfr-src/src/set_uj.c index 6049e638741..fafc101c281 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_uj.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_uj.c @@ -21,7 +21,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H -# include "config.h" /* for a build within gmp */ +# include "config.h" #endif #define MPFR_NEED_LONGLONG_H @@ -30,6 +30,8 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #ifdef _MPFR_H_HAVE_INTMAX_T +#define uintmaxpml (sizeof(uintmax_t) / sizeof(mp_limb_t)) + int mpfr_set_uj (mpfr_t x, uintmax_t j, mpfr_rnd_t rnd) { @@ -39,10 +41,10 @@ mpfr_set_uj (mpfr_t x, uintmax_t j, mpfr_rnd_t rnd) int mpfr_set_uj_2exp (mpfr_t x, uintmax_t j, intmax_t e, mpfr_rnd_t rnd) { - unsigned int cnt, i; - mp_size_t k, len; + int cnt; + mp_size_t i, k; mp_limb_t limb; - mp_limb_t yp[sizeof(uintmax_t) / sizeof(mp_limb_t)]; + mp_limb_t yp[uintmaxpml]; mpfr_t y; unsigned long uintmax_bit_size = sizeof(uintmax_t) * CHAR_BIT; unsigned long bpml = GMP_NUMB_BITS % uintmax_bit_size; @@ -57,13 +59,20 @@ mpfr_set_uj_2exp (mpfr_t x, uintmax_t j, intmax_t e, mpfr_rnd_t rnd) MPFR_ASSERTN (sizeof(uintmax_t) % sizeof(mp_limb_t) == 0); - /* Create an auxillary var */ + /* Create an auxiliary var */ MPFR_TMP_INIT1 (yp, y, uintmax_bit_size); - k = numberof (yp); - if (k == 1) - limb = yp[0] = j; + /* The compiler will optimize the code by removing the useless branch. */ + k = uintmaxpml; + if (uintmaxpml == 1) + { + limb = j; + count_leading_zeros(cnt, limb); + /* Normalize the most significant limb */ + yp[0] = limb << cnt; + } else { + mp_size_t len; /* Note: either GMP_NUMB_BITS = uintmax_bit_size, then k = 1 the shift j >>= bpml is never done, or GMP_NUMB_BITS < uintmax_bit_size and bpml = GMP_NUMB_BITS. */ @@ -78,23 +87,22 @@ mpfr_set_uj_2exp (mpfr_t x, uintmax_t j, intmax_t e, mpfr_rnd_t rnd) } while (limb == 0); k++; - } - count_leading_zeros(cnt, limb); - len = numberof (yp) - k; - - /* Normalize it: len = number of last 0 limb, k number of non-zero limbs */ - if (MPFR_LIKELY(cnt)) - mpn_lshift (yp+len, yp, k, cnt); /* Normalize the High Limb*/ - else if (len != 0) - MPN_COPY_DECR (yp+len, yp, k); /* Must use DECR */ - if (len != 0) - /* Note: when numberof(yp)==1, len is constant and null, so the compiler - can optimize out this code. */ - { - if (len == 1) - yp[0] = (mp_limb_t) 0; - else - MPN_ZERO (yp, len); /* Zeroing the last limbs */ + len = numberof (yp) - k; + count_leading_zeros(cnt, limb); + + /* Normalize it: len = number of last zero limbs, + k = number of previous limbs */ + if (MPFR_LIKELY (cnt != 0)) + mpn_lshift (yp+len, yp, k, cnt); /* Normalize the high limb */ + else if (len != 0) + mpn_copyd (yp+len, yp, k); /* Must use copyd */ + if (len != 0) + { + if (len == 1) + yp[0] = MPFR_LIMB_ZERO; + else + MPN_ZERO (yp, len); /* Zero the last limbs */ + } } e += k * GMP_NUMB_BITS - cnt; /* Update Expo */ MPFR_ASSERTD (MPFR_LIMB_MSB(yp[numberof (yp) - 1]) != 0); diff --git a/Build/source/libs/mpfr/mpfr-src/src/set_z_exp.c b/Build/source/libs/mpfr/mpfr-src/src/set_z_exp.c index e540dabcba3..444c967e1a3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/set_z_exp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/set_z_exp.c @@ -42,7 +42,7 @@ mpfr_set_z_2exp (mpfr_ptr f, mpz_srcptr z, mpfr_exp_t e, mpfr_rnd_t rnd_mode) } MPFR_ASSERTD (sign_z == MPFR_SIGN_POS || sign_z == MPFR_SIGN_NEG); - zn = ABS(SIZ(z)); /* limb size of z */ + zn = ABSIZ(z); /* limb size of z */ /* compute en = floor(e/GMP_NUMB_BITS) */ en = (e >= 0) ? e / GMP_NUMB_BITS : (e + 1) / GMP_NUMB_BITS - 1; MPFR_ASSERTD (zn >= 1); @@ -81,7 +81,7 @@ mpfr_set_z_2exp (mpfr_ptr f, mpz_srcptr z, mpfr_exp_t e, mpfr_rnd_t rnd_mode) if (MPFR_LIKELY (k != 0)) { mpn_lshift (fp, &zp[dif], fn, k); - if (MPFR_LIKELY (dif > 0)) + if (MPFR_UNLIKELY (dif > 0)) fp[0] |= zp[dif - 1] >> (GMP_NUMB_BITS - k); } else @@ -101,7 +101,7 @@ mpfr_set_z_2exp (mpfr_ptr f, mpz_srcptr z, mpfr_exp_t e, mpfr_rnd_t rnd_mode) else /* sh == 0 */ { mp_limb_t mask = MPFR_LIMB_ONE << (GMP_NUMB_BITS - 1 - k); - if (MPFR_LIKELY (dif > 0)) + if (MPFR_UNLIKELY (dif > 0)) { rb = zp[--dif] & mask; sb = zp[dif] & (mask-1); @@ -111,7 +111,7 @@ mpfr_set_z_2exp (mpfr_ptr f, mpz_srcptr z, mpfr_exp_t e, mpfr_rnd_t rnd_mode) k = 0; ulp = MPFR_LIMB_ONE; } - if (MPFR_UNLIKELY (sb == 0) && MPFR_LIKELY (dif > 0)) + if (MPFR_UNLIKELY (sb == 0 && dif > 0)) { sb = zp[--dif]; if (MPFR_LIKELY (k != 0)) @@ -140,7 +140,7 @@ mpfr_set_z_2exp (mpfr_ptr f, mpz_srcptr z, mpfr_exp_t e, mpfr_rnd_t rnd_mode) } trunc: - inex = MPFR_LIKELY ((sb | rb) != 0) ? -1 : 0; + inex = - ((sb | rb) != 0); goto end; addoneulp: diff --git a/Build/source/libs/mpfr/mpfr-src/src/setmax.c b/Build/source/libs/mpfr/mpfr-src/src/setmax.c index 88081c33cfc..fa0e41ec05a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/setmax.c +++ b/Build/source/libs/mpfr/mpfr-src/src/setmax.c @@ -35,7 +35,7 @@ mpfr_setmax (mpfr_ptr x, mpfr_exp_t e) xn = MPFR_LIMB_SIZE (x); sh = (mpfr_prec_t) xn * GMP_NUMB_BITS - MPFR_PREC(x); xp = MPFR_MANT(x); - xp[0] = MP_LIMB_T_MAX << sh; + xp[0] = MPFR_LIMB_MAX << sh; for (i = 1; i < xn; i++) - xp[i] = MP_LIMB_T_MAX; + xp[i] = MPFR_LIMB_MAX; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/sgn.c b/Build/source/libs/mpfr/mpfr-src/src/sgn.c index 18b47279721..553bd5ac180 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sgn.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sgn.c @@ -31,7 +31,7 @@ int return 0; if (MPFR_UNLIKELY (MPFR_IS_NAN (a))) { - MPFR_SET_ERANGE (); + MPFR_SET_ERANGEFLAG (); return 0; } /* Remains infinity, handled by the return below. */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/si_op.c b/Build/source/libs/mpfr/mpfr-src/src/si_op.c index 5b7a72f38fd..a65799fefa0 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/si_op.c +++ b/Build/source/libs/mpfr/mpfr-src/src/si_op.c @@ -1,6 +1,9 @@ /* mpfr_add_si -- add a floating-point number with a machine integer - mpfr_sub_si -- sub a floating-point number with a machine integer - mpfr_si_sub -- sub a machine number with a floating-point number + mpfr_sub_si -- sub a floating-point number with a machine integer + mpfr_si_sub -- sub a machine number with a floating-point number + mpfr_mul_si -- multiply a floating-point number by a machine integer + mpfr_div_si -- divide a floating-point number by a machine integer + mpfr_si_div -- divide a machine number by a floating-point number Copyright 2004-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -27,31 +30,131 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int mpfr_add_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) { + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + if (u >= 0) - return mpfr_add_ui (y, x, u, rnd_mode); + res = mpfr_add_ui (y, x, u, rnd_mode); else - return mpfr_sub_ui (y, x, - (unsigned long) u, rnd_mode); + res = mpfr_sub_ui (y, x, - (unsigned long) u, rnd_mode); + + return res; } int mpfr_sub_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) { + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + if (u >= 0) - return mpfr_sub_ui (y, x, u, rnd_mode); + res = mpfr_sub_ui (y, x, u, rnd_mode); else - return mpfr_add_ui (y, x, - (unsigned long) u, rnd_mode); + res = mpfr_add_ui (y, x, - (unsigned long) u, rnd_mode); + + return res; } int mpfr_si_sub (mpfr_ptr y, long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + if (u >= 0) - return mpfr_ui_sub (y, u, x, rnd_mode); + res = mpfr_ui_sub (y, u, x, rnd_mode); else { - int res = - mpfr_add_ui (y, x, - (unsigned long) u, - MPFR_INVERT_RND (rnd_mode)); + res = - mpfr_add_ui (y, x, - (unsigned long) u, + MPFR_INVERT_RND (rnd_mode)); MPFR_CHANGE_SIGN (y); - return res; } + + return res; +} + +#undef mpfr_mul_si +int +mpfr_mul_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) +{ + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + + if (u >= 0) + res = mpfr_mul_ui (y, x, u, rnd_mode); + else + { + res = - mpfr_mul_ui (y, x, - (unsigned long) u, + MPFR_INVERT_RND (rnd_mode)); + MPFR_CHANGE_SIGN (y); + } + + return res; +} + +#undef mpfr_div_si +int +mpfr_div_si (mpfr_ptr y, mpfr_srcptr x, long int u, mpfr_rnd_t rnd_mode) +{ + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + + if (u >= 0) + res = mpfr_div_ui (y, x, u, rnd_mode); + else + { + res = - mpfr_div_ui (y, x, - (unsigned long) u, + MPFR_INVERT_RND (rnd_mode)); + MPFR_CHANGE_SIGN (y); + } + + return res; +} + +int +mpfr_si_div (mpfr_ptr y, long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode) +{ + int res; + + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%ld rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg inexact=%d", + mpfr_get_prec(y), mpfr_log_prec, y, res)); + + if (u >= 0) + res = mpfr_ui_div (y, u, x, rnd_mode); + else + { + res = - mpfr_ui_div (y, - (unsigned long) u, x, + MPFR_INVERT_RND(rnd_mode)); + MPFR_CHANGE_SIGN (y); + } + + return res; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/signbit.c b/Build/source/libs/mpfr/mpfr-src/src/signbit.c index bbc0dc85adc..d0e8a88df14 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/signbit.c +++ b/Build/source/libs/mpfr/mpfr-src/src/signbit.c @@ -26,5 +26,5 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int mpfr_signbit (mpfr_srcptr x) { - return MPFR_SIGN (x) < 0; + return MPFR_IS_NEG (x); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/sin.c b/Build/source/libs/mpfr/mpfr-src/src/sin.c index 860aa649c09..ea920c47788 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sin.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sin.c @@ -38,7 +38,7 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { mpfr_t c, xr; mpfr_srcptr xx; - mpfr_exp_t expx, err; + mpfr_exp_t expx, err1, err; mpfr_prec_t precy, m; int inexact, sign, reduce; MPFR_ZIV_DECL (loop); @@ -55,7 +55,6 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { MPFR_SET_NAN (y); MPFR_RET_NAN; - } else /* x is zero */ { @@ -66,9 +65,11 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) } } + expx = MPFR_GET_EXP (x); + err1 = -2 * expx; + /* sin(x) = x - x^3/6 + ... so the error is < 2^(3*EXP(x)-2) */ - MPFR_FAST_COMPUTE_IF_SMALL_INPUT (y, x, -2 * MPFR_GET_EXP (x), 2, 0, - rnd_mode, {}); + MPFR_FAST_COMPUTE_IF_SMALL_INPUT (y, x, err1, 2, 0, rnd_mode, {}); MPFR_SAVE_EXPO_MARK (expo); @@ -81,8 +82,20 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) goto end; } - m = precy + MPFR_INT_CEIL_LOG2 (precy) + 13; - expx = MPFR_GET_EXP (x); + m = precy + MPFR_INT_CEIL_LOG2 (precy) + 7; + + /* since we compute sin(x) as sqrt(1-cos(x)^2), and for x small we have + cos(x)^2 ~ 1 - x^2, when subtracting cos(x)^2 from 1 we will lose + about -2*expx bits if expx < 0 */ + if (expx < 0) + { + /* The following assertion includes a check for integer overflow. + At this point, precy < MPFR_SINCOS_THRESHOLD, so that both m and + err1 should be small enough. But the assertion makes the code + safer (a smart compiler might be able to remove it). */ + MPFR_ASSERTN (err1 <= MPFR_PREC_MAX - m); + m += err1; + } mpfr_init (c); mpfr_init (xr); @@ -113,7 +126,7 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_div_2ui (c, c, 1, MPFR_RNDN); /* Since c approximates Pi with an error <= 2^(2-expx-m) <= 2^(-m), it suffices to check that c - |xr| >= 2^(2-m). */ - if (MPFR_SIGN (xr) > 0) + if (MPFR_IS_POS (xr)) mpfr_sub (c, c, xr, MPFR_RNDZ); else mpfr_add (c, c, xr, MPFR_RNDZ); @@ -135,9 +148,8 @@ mpfr_sin (mpfr_ptr y, mpfr_srcptr x, mpfr_rnd_t rnd_mode) sign = MPFR_SIGN(xx); /* now that the argument is reduced, precision m is enough */ mpfr_set_prec (c, m); - mpfr_cos (c, xx, MPFR_RNDZ); /* can't be exact */ - mpfr_nexttoinf (c); /* now c = cos(x) rounded away */ - mpfr_mul (c, c, c, MPFR_RNDU); /* away */ + mpfr_cos (c, xx, MPFR_RNDA); /* c = cos(x) rounded away */ + mpfr_mul (c, c, c, MPFR_RNDU); /* away */ mpfr_ui_sub (c, 1, c, MPFR_RNDZ); mpfr_sqrt (c, c, MPFR_RNDZ); if (MPFR_IS_NEG_SIGN(sign)) diff --git a/Build/source/libs/mpfr/mpfr-src/src/sin_cos.c b/Build/source/libs/mpfr/mpfr-src/src/sin_cos.c index a7c44620b46..d2fd71e0d90 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sin_cos.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sin_cos.c @@ -147,7 +147,7 @@ mpfr_sin_cos (mpfr_ptr y, mpfr_ptr z, mpfr_srcptr x, mpfr_rnd_t rnd_mode) mpfr_mul_2ui (c, c, 1, MPFR_RNDN); mpfr_remainder (xr, x, c, MPFR_RNDN); mpfr_div_2ui (c, c, 1, MPFR_RNDN); - if (MPFR_SIGN (xr) > 0) + if (MPFR_IS_POS (xr)) mpfr_sub (c, c, xr, MPFR_RNDZ); else mpfr_add (c, c, xr, MPFR_RNDZ); @@ -174,11 +174,10 @@ mpfr_sin_cos (mpfr_ptr y, mpfr_ptr z, mpfr_srcptr x, mpfr_rnd_t rnd_mode) err = m; else err = MPFR_GET_EXP (c) + (mpfr_exp_t) (m - 3); - if (!mpfr_can_round (c, err, MPFR_RNDN, MPFR_RNDZ, - MPFR_PREC (z) + (rnd_mode == MPFR_RNDN))) + if (!MPFR_CAN_ROUND (c, err, MPFR_PREC (z), rnd_mode)) goto next_step; - /* we can't set z now, because in case z = x, and the mpfr_can_round() + /* we can't set z now, because in case z = x, and the MPFR_CAN_ROUND() call below fails, we will have clobbered the input */ mpfr_set_prec (xr, MPFR_PREC(c)); mpfr_swap (xr, c); /* save the approximation of the cosine in xr */ @@ -197,8 +196,7 @@ mpfr_sin_cos (mpfr_ptr y, mpfr_ptr z, mpfr_srcptr x, mpfr_rnd_t rnd_mode) /* the absolute error on c is at most 2^(err-m), which we must put in the form 2^(EXP(c)-err). */ err = MPFR_GET_EXP (c) + (mpfr_exp_t) m - err; - if (mpfr_can_round (c, err, MPFR_RNDN, MPFR_RNDZ, - MPFR_PREC (y) + (rnd_mode == MPFR_RNDN))) + if (MPFR_CAN_ROUND (c, err, MPFR_PREC (y), rnd_mode)) break; /* check for huge cancellation */ if (err < (mpfr_exp_t) MPFR_PREC (y)) @@ -236,8 +234,9 @@ mpfr_sin_cos (mpfr_ptr y, mpfr_ptr z, mpfr_srcptr x, mpfr_rnd_t rnd_mode) static mpfr_prec_t reduce (mpz_t Q, mpz_srcptr R, mpfr_prec_t prec) { - mpfr_prec_t l = mpz_sizeinbase (R, 2); + mpfr_prec_t l; + MPFR_MPZ_SIZEINBASE2(l, R); l = (l > prec) ? l - prec : 0; mpz_fdiv_q_2exp (Q, R, l); return l; @@ -249,10 +248,13 @@ reduce (mpz_t Q, mpz_srcptr R, mpfr_prec_t prec) static unsigned long reduce2 (mpz_t S, mpz_t C, mpfr_prec_t prec) { - unsigned long ls = mpz_sizeinbase (S, 2); - unsigned long lc = mpz_sizeinbase (C, 2); + unsigned long ls; + unsigned long lc; unsigned long l; + MPFR_MPZ_SIZEINBASE2(ls, S); + MPFR_MPZ_SIZEINBASE2(lc, C); + l = (ls < lc) ? ls : lc; /* smaller length */ l = (l > prec) ? l - prec : 0; mpz_fdiv_q_2exp (S, S, l); @@ -287,9 +289,9 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_t T[GMP_NUMB_BITS], Q[GMP_NUMB_BITS], ptoj[GMP_NUMB_BITS], pp; mpfr_prec_t log2_nb_terms[GMP_NUMB_BITS], mult[GMP_NUMB_BITS]; mpfr_prec_t accu[GMP_NUMB_BITS], size_ptoj[GMP_NUMB_BITS]; - mpfr_prec_t prec_i_have, r0 = r; - unsigned long alloc, i, j, k; - mpfr_prec_t l; + mpfr_prec_t prec_i_have, h, r0 = r, pp_s, p_s; + unsigned long i, j, m; + int alloc, k, l; if (MPFR_UNLIKELY(mpz_cmp_ui (p, 0) == 0)) /* sin(x)/x -> 1 */ { @@ -305,10 +307,10 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_init (pp); /* normalize p (non-zero here) */ - l = mpz_scan1 (p, 0); - mpz_fdiv_q_2exp (pp, p, l); /* p = pp * 2^l */ + h = mpz_scan1 (p, 0); + mpz_fdiv_q_2exp (pp, p, h); /* p = pp * 2^h */ mpz_mul (pp, pp, pp); - r = 2 * (r - l); /* x^2 = (p/2^r0)^2 = pp / 2^r */ + r = 2 * (r - h); /* x^2 = (p/2^r0)^2 = pp / 2^r */ /* now p is odd */ alloc = 2; @@ -319,14 +321,16 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_init (Q[1]); mpz_init (ptoj[1]); mpz_mul (ptoj[1], pp, pp); /* ptoj[1] = pp^2 */ - size_ptoj[1] = mpz_sizeinbase (ptoj[1], 2); + MPFR_MPZ_SIZEINBASE2(size_ptoj[1], ptoj[1]); mpz_mul_2exp (T[0], T[0], r); mpz_sub (T[0], T[0], pp); /* 6*2^r - pp = 6*2^r*(1 - x^2/6) */ log2_nb_terms[0] = 1; /* already take into account the factor x=p/2^r in sin(x) = x * (...) */ - mult[0] = r - mpz_sizeinbase (pp, 2) + r0 - mpz_sizeinbase (p, 2); + MPFR_MPZ_SIZEINBASE2(pp_s, pp); + MPFR_MPZ_SIZEINBASE2(p_s, p); + mult[0] = r - pp_s + r0 - p_s; /* we have x^3 < 1/2^mult[0] */ for (i = 2, k = 0, prec_i_have = mult[0]; prec_i_have < prec; i += 2) @@ -343,7 +347,7 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_init (Q[k+1]); mpz_init (ptoj[k+1]); mpz_mul (ptoj[k+1], ptoj[k], ptoj[k]); /* pp^(2^(k+1)) */ - size_ptoj[k+1] = mpz_sizeinbase (ptoj[k+1], 2); + MPFR_MPZ_SIZEINBASE2(size_ptoj[k+1], ptoj[k+1]); } /* for i even, we have Q[k] = (2*i)*(2*i+1), T[k] = 1, then Q[k+1] = (2*i+2)*(2*i+3), T[k+1] = 1, @@ -358,7 +362,8 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_mul_ui (Q[k], Q[k], 2 * i + 1); /* the next term of the series is divided by Q[k] and multiplied by pp^2/2^(2r), thus the mult. factor < 1/2^mult[k] */ - mult[k] = mpz_sizeinbase (Q[k], 2) + 2 * r - size_ptoj[1] - 1; + MPFR_MPZ_SIZEINBASE2(mult[k], Q[k]); + mult[k] += 2 * r - size_ptoj[1] - 1; /* the absolute contribution of the next term is 1/2^accu[k] */ accu[k] = (k == 0) ? mult[k] : mult[k] + accu[k-1]; prec_i_have = accu[k]; /* the current term is < 1/2^accu[k] */ @@ -373,7 +378,7 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, mpz_mul (Q[k-1], Q[k-1], Q[k]); log2_nb_terms[k-1] ++; /* number of terms in S[k-1] is a power of 2 by construction */ - prec_i_have = mpz_sizeinbase (Q[k], 2); + MPFR_MPZ_SIZEINBASE2(prec_i_have, Q[k]); mult[k-1] += prec_i_have + (r << l) - size_ptoj[l] - 1; accu[k-1] = (k == 1) ? mult[k-1] : mult[k-1] + accu[k-2]; prec_i_have = accu[k-1]; @@ -385,46 +390,45 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, /* accumulate all products in T[0] and Q[0]. Warning: contrary to above, here we do not have log2_nb_terms[k-1] = log2_nb_terms[k]+1. */ - l = 0; /* number of accumulated terms in the right part T[k]/Q[k] */ + h = 0; /* number of accumulated terms in the right part T[k]/Q[k] */ while (k > 0) { - j = log2_nb_terms[k-1]; - mpz_mul (T[k], T[k], ptoj[j]); + mpz_mul (T[k], T[k], ptoj[log2_nb_terms[k-1]]); mpz_mul (T[k-1], T[k-1], Q[k]); - l += 1 << log2_nb_terms[k]; - mpz_mul_2exp (T[k-1], T[k-1], r * l); + h += (mpfr_prec_t) 1 << log2_nb_terms[k]; + mpz_mul_2exp (T[k-1], T[k-1], r * h); mpz_add (T[k-1], T[k-1], T[k]); mpz_mul (Q[k-1], Q[k-1], Q[k]); k--; } - l = r0 + r * (i - 1); /* implicit multiplier 2^r for Q0 */ - /* at this point T[0]/(2^l*Q[0]) is an approximation of sin(x) where the 1st + m = r0 + r * (i - 1); /* implicit multiplier 2^r for Q0 */ + /* at this point T[0]/(2^m*Q[0]) is an approximation of sin(x) where the 1st neglected term has contribution < 1/2^prec, thus since the series has alternate signs, the error is < 1/2^prec */ /* we truncate Q0 to prec bits: the relative error is at most 2^(1-prec), which means that Q0 = Q[0] * (1+theta) with |theta| <= 2^(1-prec) [up to a power of two] */ - l += reduce (Q0, Q[0], prec); - l -= reduce (T[0], T[0], prec); - /* multiply by x = p/2^l */ + m += reduce (Q0, Q[0], prec); + m -= reduce (T[0], T[0], prec); + /* multiply by x = p/2^m */ mpz_mul (S0, T[0], p); - l -= reduce (S0, S0, prec); /* S0 = T[0] * (1 + theta)^2 up to power of 2 */ + m -= reduce (S0, S0, prec); /* S0 = T[0] * (1 + theta)^2 up to power of 2 */ /* sin(X) ~ S0/Q0*(1 + theta)^3 + err with |theta| <= 2^(1-prec) and |err| <= 2^(-prec), thus since |S0/Q0| <= 1: |sin(X) - S0/Q0| <= 4*|theta*S0/Q0| + |err| <= 9*2^(-prec) */ mpz_clear (pp); - for (j = 0; j < alloc; j ++) + for (k = 0; k < alloc; k ++) { - mpz_clear (T[j]); - mpz_clear (Q[j]); - mpz_clear (ptoj[j]); + mpz_clear (T[k]); + mpz_clear (Q[k]); + mpz_clear (ptoj[k]); } /* compute cos(X) from sin(X): sqrt(1-(S/Q)^2) = sqrt(Q^2-S^2)/Q - = sqrt(Q0^2*2^(2l)-S0^2)/Q0. + = sqrt(Q0^2*2^(2m)-S0^2)/Q0. Write S/Q = sin(X) + eps with |eps| <= 9*2^(-prec), then sqrt(Q^2-S^2) = sqrt(Q^2-Q^2*(sin(X)+eps)^2) = sqrt(Q^2*cos(X)^2-Q^2*(2*sin(X)*eps+eps^2)) @@ -438,14 +442,14 @@ sin_bs_aux (mpz_t Q0, mpz_t S0, mpz_t C0, mpz_srcptr p, mpfr_prec_t r, = Q*cos(X)*(1+eps3+eps2/(Q*cos(X))) = Q*cos(X)*(1+eps4) with |eps4| <= 9*2^(-prec) since |Q| >= 2^(prec-1) */ - /* we assume that Q0*2^l >= 2^(prec-1) */ - MPFR_ASSERTN(l + mpz_sizeinbase (Q0, 2) >= prec); + /* we assume that Q0*2^m >= 2^(prec-1) */ + MPFR_ASSERTN(m + mpz_sizeinbase (Q0, 2) >= prec); mpz_mul (C0, Q0, Q0); - mpz_mul_2exp (C0, C0, 2 * l); + mpz_mul_2exp (C0, C0, 2 * m); mpz_submul (C0, S0, S0); mpz_sqrt (C0, C0); - return l; + return m; } /* Put in s and c approximations of sin(x) and cos(x) respectively. @@ -499,7 +503,7 @@ sincos_aux (mpfr_t s, mpfr_t c, mpfr_srcptr x, mpfr_rnd_t rnd_mode) { /* y <- trunc(x2 * 2^sh) = trunc(x * 2^(2*sh-1)) */ mpfr_mul_2exp (x2, x2, sh, MPFR_RNDN); /* exact */ - mpfr_get_z (y, x2, MPFR_RNDZ); /* round towards zero: now + mpfr_get_z (y, x2, MPFR_RNDZ); /* round toward zero: now 0 <= x2 < 2^sh, thus 0 <= x2/2^(sh-1) < 2^(1-sh) */ if (mpz_cmp_ui (y, 0) == 0) @@ -573,6 +577,7 @@ mpfr_sincos_fast (mpfr_t s, mpfr_t c, mpfr_srcptr x, mpfr_rnd_t rnd) mpfr_t x_red, ts, tc; mpfr_prec_t w; mpfr_exp_t err, errs, errc; + MPFR_GROUP_DECL (group); MPFR_ZIV_DECL (loop); MPFR_ASSERTN(s != c); @@ -583,8 +588,8 @@ mpfr_sincos_fast (mpfr_t s, mpfr_t c, mpfr_srcptr x, mpfr_rnd_t rnd) else w = MPFR_PREC(s) >= MPFR_PREC(c) ? MPFR_PREC(s) : MPFR_PREC(c); w += MPFR_INT_CEIL_LOG2(w) + 9; /* ensures w >= 10 (needed by sincos_aux) */ - mpfr_init2 (ts, w); - mpfr_init2 (tc, w); + + MPFR_GROUP_INIT_2(group, w, ts, tc); MPFR_ZIV_INIT (loop, w); for (;;) @@ -597,11 +602,9 @@ mpfr_sincos_fast (mpfr_t s, mpfr_t c, mpfr_srcptr x, mpfr_rnd_t rnd) /* if -Pi/4 <= x < 0, use sin(-x)=-sin(x) */ else if (MPFR_IS_NEG(x) && mpfr_cmp_si_2exp (x, -1686629713, -31) >= 0) { - mpfr_init2 (x_red, MPFR_PREC(x)); - mpfr_neg (x_red, x, rnd); /* exact */ + MPFR_ALIAS(x_red, x, MPFR_SIGN_POS, MPFR_GET_EXP(x)); err = sincos_aux (ts, tc, x_red, MPFR_RNDN); - mpfr_neg (ts, ts, MPFR_RNDN); - mpfr_clear (x_red); + MPFR_CHANGE_SIGN(ts); } else /* argument reduction is needed */ { @@ -650,15 +653,13 @@ mpfr_sincos_fast (mpfr_t s, mpfr_t c, mpfr_srcptr x, mpfr_rnd_t rnd) (c == NULL || MPFR_CAN_ROUND (tc, w - errc, MPFR_PREC(c), rnd))) break; MPFR_ZIV_NEXT (loop, w); - mpfr_set_prec (ts, w); - mpfr_set_prec (tc, w); + MPFR_GROUP_REPREC_2(group, w, ts, tc); } MPFR_ZIV_FREE (loop); inexs = (s == NULL) ? 0 : mpfr_set (s, ts, rnd); inexc = (c == NULL) ? 0 : mpfr_set (c, tc, rnd); - mpfr_clear (ts); - mpfr_clear (tc); + MPFR_GROUP_CLEAR (group); return INEX(inexs,inexc); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/sinh.c b/Build/source/libs/mpfr/mpfr-src/src/sinh.c index 97bbf2f809c..4a2ca645099 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sinh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sinh.c @@ -84,7 +84,7 @@ mpfr_sinh (mpfr_ptr y, mpfr_srcptr xt, mpfr_rnd_t rnd_mode) if (MPFR_GET_EXP (x) < 0) Nt -= 2*MPFR_GET_EXP (x); - /* initialise of intermediary variables */ + /* initialize of intermediary variables */ MPFR_GROUP_INIT_2 (group, Nt, t, ti); /* First computation of sinh */ @@ -170,7 +170,7 @@ mpfr_sinh (mpfr_ptr y, mpfr_srcptr xt, mpfr_rnd_t rnd_mode) } } - /* actualisation of the precision */ + /* actualization of the precision */ Nt += err; MPFR_ZIV_NEXT (loop, Nt); MPFR_GROUP_REPREC_2 (group, Nt, t, ti); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sinh_cosh.c b/Build/source/libs/mpfr/mpfr-src/src/sinh_cosh.c index 0f0a20fc367..628eecfd5d8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sinh_cosh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sinh_cosh.c @@ -95,7 +95,7 @@ mpfr_sinh_cosh (mpfr_ptr sh, mpfr_ptr ch, mpfr_srcptr xt, mpfr_rnd_t rnd_mode) /* the optimal number of bits : see algorithms.ps */ N = N + MPFR_INT_CEIL_LOG2 (N) + 4; - /* initialise of intermediary variables */ + /* initialize of intermediary variables */ MPFR_GROUP_INIT_3 (group, N, s, c, ti); /* First computation of sinh_cosh */ @@ -143,7 +143,7 @@ mpfr_sinh_cosh (mpfr_ptr sh, mpfr_ptr ch, mpfr_srcptr xt, mpfr_rnd_t rnd_mode) break; } } - /* actualisation of the precision */ + /* actualization of the precision */ N += err; MPFR_ZIV_NEXT (loop, N); MPFR_GROUP_REPREC_3 (group, N, s, c, ti); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sqr.c b/Build/source/libs/mpfr/mpfr-src/src/sqr.c index 92e6ade9005..ac912b19b8e 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sqr.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sqr.c @@ -1,4 +1,4 @@ -/* mpfr_sqr -- Floating square +/* mpfr_sqr -- Floating-point square Copyright 2004-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -20,8 +20,483 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +#if !defined(MPFR_GENERIC_ABI) && (GMP_NUMB_BITS == 32 || GMP_NUMB_BITS == 64) + +/* Special code for prec(a) < GMP_NUMB_BITS and prec(b) <= GMP_NUMB_BITS. + Note: this function was copied from mpfr_mul_1 in file mul.c, thus any change + here should be done also in mpfr_mul_1. */ +static int +mpfr_sqr_1 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, mpfr_prec_t p) +{ + mp_limb_t a0; + mpfr_limb_ptr ap = MPFR_MANT(a); + mp_limb_t b0 = MPFR_MANT(b)[0]; + mpfr_exp_t ax; + mpfr_prec_t sh = GMP_NUMB_BITS - p; + mp_limb_t rb, sb, mask = MPFR_LIMB_MASK(sh); + + /* When prec(b) <= GMP_NUMB_BITS / 2, we could replace umul_ppmm + by a limb multiplication as follows, but we assume umul_ppmm is as fast + as a limb multiplication on modern processors: + a0 = (b0 >> (GMP_NUMB_BITS / 2)) * (b0 >> (GMP_NUMB_BITS / 2)); + sb = 0; + */ + ax = MPFR_GET_EXP(b) * 2; + umul_ppmm (a0, sb, b0, b0); + if (a0 < MPFR_LIMB_HIGHBIT) + { + ax --; + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + + MPFR_SIGN(a) = MPFR_SIGN_POS; + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + /* Note: for emin=2*k+1, a >= 0.111...111*2^(emin-1) is not possible, + i.e., a >= (1 - 2^(-p))*2^(2k), since we need a = b^2 with EXP(b)=k, + and the largest such b is (1 - 2^(-p))*2^k satisfies + b^2 < (1 - 2^(-p))*2^(2k). + For emin=2*k, it is only possible for some values of p: it is not + possible for p=53, because the largest significand is 6369051672525772 + but its square has only 52 leading ones. For p=24 it is possible, + with b = 11863283, whose square has 24 leading ones. */ + if ((ax == __gmpfr_emin - 1) && (ap[0] == ~mask) && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either ax < emin - 1 + (b) or ax = emin - 1 and ap[0] = 1000....000 and rb = sb = 0 */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || (ap[0] == MPFR_LIMB_HIGHBIT && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN_POS); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN_POS); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + if (ap[0] == 0) + { + ap[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN_POS); + } +} + +/* special code for PREC(a) = GMP_NUMB_BITS */ +static int +mpfr_sqr_1n (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) +{ + mp_limb_t a0; + mpfr_limb_ptr ap = MPFR_MANT(a); + mp_limb_t b0 = MPFR_MANT(b)[0]; + mpfr_exp_t ax; + mp_limb_t rb, sb; + + ax = MPFR_GET_EXP(b) * 2; + umul_ppmm (a0, sb, b0, b0); + if (a0 < MPFR_LIMB_HIGHBIT) + { + ax --; + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + } + rb = sb & MPFR_LIMB_HIGHBIT; + sb = sb & ~MPFR_LIMB_HIGHBIT; + ap[0] = a0; + + MPFR_SIGN(a) = MPFR_SIGN_POS; + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + /* As seen in mpfr_mul_1, we cannot have a0 = 111...111 here if there + was not exponent decrease (ax--) above. + In the case of an exponent decrease, it is not possible for + GMP_NUMB_BITS=32 since the largest b0 such that b0^2 < 2^(2*32-1) + is b0=3037000499, but its square has only 30 leading ones. + For GMP_NUMB_BITS=64 it is possible: the largest b0 is + 13043817825332782212, and its square has 64 leading ones. */ + if ((ax == __gmpfr_emin - 1) && (ap[0] == ~MPFR_LIMB_HIGHBIT) && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either ax < emin - 1 + (b) or ax = emin - 1 and ap[0] = 1000....000 and rb = sb = 0 */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || (ap[0] == MPFR_LIMB_HIGHBIT && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN_POS); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & MPFR_LIMB_ONE) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN_POS); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE; + if (ap[0] == 0) + { + ap[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN_POS); + } +} + +/* Special code for GMP_NUMB_BITS < prec(a) < 2*GMP_NUMB_BITS and + GMP_NUMB_BITS < prec(b) <= 2*GMP_NUMB_BITS. + Note: this function was copied and optimized from mpfr_mul_2 in file mul.c, + thus any change here should be done also in mpfr_mul_2, if applicable. */ +static int +mpfr_sqr_2 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, mpfr_prec_t p) +{ + mp_limb_t h, l, u, v; + mpfr_limb_ptr ap = MPFR_MANT(a); + mpfr_exp_t ax = 2 * MPFR_GET_EXP(b); + mpfr_prec_t sh = 2 * GMP_NUMB_BITS - p; + mp_limb_t rb, sb, sb2, mask = MPFR_LIMB_MASK(sh); + mp_limb_t *bp = MPFR_MANT(b); + + /* we store the 4-limb product in h=ap[1], l=ap[0], sb=ap[-1], sb2=ap[-2] */ + umul_ppmm (h, l, bp[1], bp[1]); + umul_ppmm (u, v, bp[1], bp[0]); + l += u << 1; + h += (l < (u << 1)) + (u >> (GMP_NUMB_BITS - 1)); + + /* now the full square is {h, l, 2*v + high(b0*c0), low(b0*c0)}, + where the lower part contributes to less than 3 ulps to {h, l} */ + + /* If h has its most significant bit set and the low sh-1 bits of l are not + 000...000 nor 111...111 nor 111...110, then we can round correctly; + if h has zero as most significant bit, we have to shift left h and l, + thus if the low sh-2 bits are not 000...000 nor 111...111 nor 111...110, + then we can round correctly. To avoid an extra test we consider the latter + case (if we can round, we can also round in the former case). + For sh <= 3, we have mask <= 7, thus (mask>>2) <= 1, and the approximation + cannot be enough. */ + if (MPFR_LIKELY(((l + 2) & (mask >> 2)) > 2)) + sb = sb2 = 1; /* result cannot be exact in that case */ + else + { + mp_limb_t carry1, carry2; + + umul_ppmm (sb, sb2, bp[0], bp[0]); + /* the full product is {h, l, sb + v + w, sb2} */ + ADD_LIMB (sb, v, carry1); + ADD_LIMB (l, carry1, carry2); + h += carry2; + ADD_LIMB (sb, v, carry1); + ADD_LIMB (l, carry1, carry2); + h += carry2; + } + if (h < MPFR_LIMB_HIGHBIT) + { + ax --; + h = (h << 1) | (l >> (GMP_NUMB_BITS - 1)); + l = (l << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + /* no need to shift sb2 since we only want to know if it is zero or not */ + } + ap[1] = h; + rb = l & (MPFR_LIMB_ONE << (sh - 1)); + sb |= ((l & mask) ^ rb) | sb2; + ap[0] = l & ~mask; + + MPFR_SIGN(a) = MPFR_SIGN_POS; + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + /* Note: like for mpfr_sqr_2, the case + 0.111...111*2^(emin-1) < a < 2^(emin-1) is not possible when emin is + odd, since (modulo a shift) this would imply 1-2^(-p) < a = b^2 < 1, + and this is not possible with 1-2^(-p) <= b < 1. + For emin even, it is possible for some values of p, for example for + p=69 with b=417402170410649030795*2^k. */ + if ((ax == __gmpfr_emin - 1) && + (ap[1] == MPFR_LIMB_MAX) && + (ap[0] == ~mask) && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* for RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[1] == MPFR_LIMB_HIGHBIT && ap[0] == 0 && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN_POS); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN_POS); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + if (ap[1] == 0) + { + ap[1] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN_POS); + } +} + +/* Special code for 2*GMP_NUMB_BITS < prec(a) < 3*GMP_NUMB_BITS and + 2*GMP_NUMB_BITS < prec(b) <= 3*GMP_NUMB_BITS. */ +static int +mpfr_sqr_3 (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode, mpfr_prec_t p) +{ + mp_limb_t a0, a1, a2, h, l; + mpfr_limb_ptr ap = MPFR_MANT(a); + mpfr_exp_t ax = 2 * MPFR_GET_EXP(b); + mpfr_prec_t sh = 3 * GMP_NUMB_BITS - p; + mp_limb_t rb, sb, sb2, mask = MPFR_LIMB_MASK(sh); + mp_limb_t *bp = MPFR_MANT(b); + + /* we store the upper 3-limb product in a2, a1, a0: + b2^2, 2*b2*b1, 2*b2*b0+b1^2 */ + + /* first compute b2*b1 and b2*b0, which will be shifted by 1 */ + umul_ppmm (a1, a0, bp[2], bp[1]); + umul_ppmm (h, l, bp[2], bp[0]); + a0 += h; + a1 += (a0 < h); + /* now a1, a0 contains b2*b1 + floor(b2*b0/B): there can be no overflow + since b2*b1*B + b2*b0 <= b2*(b1*B+b0) <= b2*(B^2-1) < B^3 */ + + /* multiply a2, a1, a0 by 2 */ + a2 = a1 >> (GMP_NUMB_BITS - 1); + a1 = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1); + + /* add b2^2 */ + umul_ppmm (h, l, bp[2], bp[2]); + a1 += l; + a2 += h + (a1 < l); + + /* add b1^2 */ + umul_ppmm (h, l, bp[1], bp[1]); + a0 += h; + a1 += (a0 < h); + a2 += (a1 == 0 && a0 < h); + + /* Now the approximate product {a2, a1, a0} has an error of less than + 5 ulps (3 ulps for the ignored low limbs of 2*b2*b0+b1^2, + plus 2 ulps for the ignored 2*b1*b0 (plus b0^2). + Since we might shift by 1 bit, we make sure the low sh-2 bits of a0 + are not 0, -1, -2, -3 or -4. */ + + if (MPFR_LIKELY(((a0 + 4) & (mask >> 2)) > 4)) + sb = sb2 = 1; /* result cannot be exact in that case */ + else + { + mp_limb_t p[6]; + mpn_sqr (p, bp, 3); + a2 = p[5]; + a1 = p[4]; + a0 = p[3]; + sb = p[2]; + sb2 = p[1] | p[0]; + } + if (a2 < MPFR_LIMB_HIGHBIT) + { + ax --; + a2 = (a2 << 1) | (a1 >> (GMP_NUMB_BITS - 1)); + a1 = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + /* no need to shift sb2: we only need to know if it is zero or not */ + } + ap[2] = a2; + ap[1] = a1; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= ((a0 & mask) ^ rb) | sb2; + ap[0] = a0 & ~mask; + + MPFR_SIGN(a) = MPFR_SIGN_POS; + + /* rounding */ + if (MPFR_UNLIKELY(ax > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + + /* Warning: underflow should be checked *after* rounding, thus when rounding + away and when a > 0.111...111*2^(emin-1), or when rounding to nearest and + a >= 0.111...111[1]*2^(emin-1), there is no underflow. */ + if (MPFR_UNLIKELY(ax < __gmpfr_emin)) + { + if ((ax == __gmpfr_emin - 1) && + (ap[2] == MPFR_LIMB_MAX) && + (ap[1] == MPFR_LIMB_MAX) && + (ap[0] == ~mask) && + ((rnd_mode == MPFR_RNDN && rb) || + (MPFR_IS_LIKE_RNDA(rnd_mode, MPFR_IS_NEG (a)) && (rb | sb)))) + goto rounding; /* no underflow */ + /* for RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (ax < __gmpfr_emin - 1 || + (ap[2] == MPFR_LIMB_HIGHBIT && ap[1] == 0 && ap[0] == 0 + && (rb | sb) == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN_POS); + } + + rounding: + MPFR_EXP (a) = ax; /* Don't use MPFR_SET_EXP since ax might be < __gmpfr_emin + in the cases "goto rounding" above. */ + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_ASSERTD(ax >= __gmpfr_emin); + MPFR_RET(-MPFR_SIGN_POS); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + ap[2] += (ap[1] == 0) && (ap[0] == 0); + if (ap[2] == 0) + { + ap[2] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(ax + 1 > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN_POS); + MPFR_ASSERTD(ax + 1 <= __gmpfr_emax); + MPFR_ASSERTD(ax + 1 >= __gmpfr_emin); + MPFR_SET_EXP (a, ax + 1); + } + MPFR_RET(MPFR_SIGN_POS); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) && ... */ + +/* Note: mpfr_sqr will call mpfr_mul if bn > MPFR_SQR_THRESHOLD, + in order to use Mulders' mulhigh, which is handled only here + to avoid partial code duplication. There is some overhead due + to the additional tests, but slowdown should not be noticeable + as this code is not executed in very small precisions. */ + int mpfr_sqr (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) { @@ -29,7 +504,7 @@ mpfr_sqr (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) mpfr_exp_t ax; mp_limb_t *tmp; mp_limb_t b1; - mpfr_prec_t bq; + mpfr_prec_t aq, bq; mp_size_t bn, tn; MPFR_TMP_DECL(marker); @@ -53,9 +528,26 @@ mpfr_sqr (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) ( MPFR_ASSERTD(MPFR_IS_ZERO(b)), MPFR_SET_ZERO(a) ); MPFR_RET(0); } - ax = 2 * MPFR_GET_EXP (b); - bq = MPFR_PREC(b); + aq = MPFR_GET_PREC(a); + bq = MPFR_GET_PREC(b); + +#if !defined(MPFR_GENERIC_ABI) && (GMP_NUMB_BITS == 32 || GMP_NUMB_BITS == 64) + if (aq < GMP_NUMB_BITS && bq <= GMP_NUMB_BITS) + return mpfr_sqr_1 (a, b, rnd_mode, aq); + + if (GMP_NUMB_BITS < aq && aq < 2 * GMP_NUMB_BITS + && GMP_NUMB_BITS < bq && bq <= 2 * GMP_NUMB_BITS) + return mpfr_sqr_2 (a, b, rnd_mode, aq); + if (aq == GMP_NUMB_BITS && bq <= GMP_NUMB_BITS) + return mpfr_sqr_1n (a, b, rnd_mode); + + if (2 * GMP_NUMB_BITS < aq && aq < 3 * GMP_NUMB_BITS + && 2 * GMP_NUMB_BITS < bq && bq <= 3 * GMP_NUMB_BITS) + return mpfr_sqr_3 (a, b, rnd_mode, aq); +#endif + + ax = 2 * MPFR_GET_EXP (b); MPFR_ASSERTN (2 * (mpfr_uprec_t) bq <= MPFR_PREC_MAX); bn = MPFR_LIMB_SIZE (b); /* number of limbs of b */ @@ -69,7 +561,7 @@ mpfr_sqr (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) tmp = MPFR_TMP_LIMBS_ALLOC (2 * bn); /* Multiplies the mantissa in temporary allocated space */ - mpn_sqr_n (tmp, MPFR_MANT(b), bn); + mpn_sqr (tmp, MPFR_MANT(b), bn); b1 = tmp[2 * bn - 1]; /* now tmp[0]..tmp[2*bn-1] contains the product of both mantissa, @@ -83,8 +575,7 @@ mpfr_sqr (mpfr_ptr a, mpfr_srcptr b, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY(b1 == 0)) mpn_lshift (tmp, tmp, tn, 1); /* tn <= k, so no stack corruption */ - cc = mpfr_round_raw (MPFR_MANT (a), tmp, 2 * bq, 0, - MPFR_PREC (a), rnd_mode, &inexact); + cc = mpfr_round_raw (MPFR_MANT (a), tmp, 2 * bq, 0, aq, rnd_mode, &inexact); /* cc = 1 ==> result is a power of two */ if (MPFR_UNLIKELY(cc)) MPFR_MANT(a)[MPFR_LIMB_SIZE(a)-1] = MPFR_LIMB_HIGHBIT; diff --git a/Build/source/libs/mpfr/mpfr-src/src/sqrt.c b/Build/source/libs/mpfr/mpfr-src/src/sqrt.c index f3682fa4e75..7acb5f06c93 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sqrt.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sqrt.c @@ -20,8 +20,460 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" +#if !defined(MPFR_GENERIC_ABI) && GMP_NUMB_BITS == 64 + +#include "invsqrt_limb.h" + +/* Put in rp[1]*2^64+rp[0] an approximation of floor(sqrt(2^128*n)), + with 2^126 <= n := np[1]*2^64 + np[0] < 2^128. We have: + {rp, 2} - 4 <= floor(sqrt(2^128*n)) <= {rp, 2} + 26. */ +static void +mpfr_sqrt2_approx (mpfr_limb_ptr rp, mpfr_limb_srcptr np) +{ + mp_limb_t x, r1, r0, h, l, t; + + __gmpfr_sqrt_limb (r1, h, l, x, np[1]); + + /* now r1 = floor(sqrt(n1)) and h:l = n1^2 - r1^2 with h:l <= 2*r1, + thus h <= 1 */ + + l += np[0]; + h += (l < np[0]); + + /* now h <= 2 */ + + /* divide by 2 */ + l = (h << 63) | (l >> 1); + h = h >> 1; + + /* now h <= 1 */ + + /* now add (2^64+x) * (h*2^64+l) / 2^64 to [r1*2^64, 0] */ + + umul_ppmm (r0, t, x, l); /* x * l */ + r0 += l; + r1 += h + (r0 < l); /* now we have added 2^64 * (h*2^64+l) */ + if (h) + { + r0 += x; + r1 += (r0 < x); /* add x */ + } + + MPFR_ASSERTD(r1 & MPFR_LIMB_HIGHBIT); + + rp[0] = r0; + rp[1] = r1; +} + +/* Special code for prec(r), prec(u) < GMP_NUMB_BITS. We cannot have + prec(u) = GMP_NUMB_BITS here, since when the exponent of u is odd, + we need to shift u by one bit to the right without losing any bit. + Assumes GMP_NUMB_BITS = 64. */ +static int +mpfr_sqrt1 (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) +{ + mpfr_prec_t p = MPFR_GET_PREC(r); + mpfr_prec_t exp_u = MPFR_EXP(u), exp_r, sh = GMP_NUMB_BITS - p; + mp_limb_t u0, r0, rb, sb, mask = MPFR_LIMB_MASK(sh); + mpfr_limb_ptr rp = MPFR_MANT(r); + + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 64); + + /* first make the exponent even */ + u0 = MPFR_MANT(u)[0]; + if (((unsigned int) exp_u & 1) != 0) + { + u0 >>= 1; + exp_u ++; + } + MPFR_ASSERTD (((unsigned int) exp_u & 1) == 0); + exp_r = exp_u / 2; + + /* then compute an approximation of the integer square root of + u0*2^GMP_NUMB_BITS */ + __gmpfr_sqrt_limb_approx (r0, u0); + + sb = 1; /* when we can round correctly with the approximation, the sticky bit + is non-zero */ + + /* the exact square root is in [r0, r0 + 7] */ + if (MPFR_UNLIKELY(((r0 + 7) & (mask >> 1)) <= 7)) + { + /* first ensure r0 has its most significant bit set */ + if (MPFR_UNLIKELY(r0 < MPFR_LIMB_HIGHBIT)) + r0 = MPFR_LIMB_HIGHBIT; + umul_ppmm (rb, sb, r0, r0); + sub_ddmmss (rb, sb, u0, 0, rb, sb); + /* for the exact square root, we should have 0 <= rb:sb <= 2*r0 */ + while (!(rb == 0 || (rb == 1 && sb <= 2 * r0))) + { + /* subtract 2*r0+1 from rb:sb: subtract r0 before incrementing r0, + then r0 after (which is r0+1) */ + rb -= (sb < r0); + sb -= r0; + r0 ++; + rb -= (sb < r0); + sb -= r0; + } + /* now we should have rb*2^64 + sb <= 2*r0 */ + MPFR_ASSERTD(rb == 0 || (rb == 1 && sb <= 2 * r0)); + sb = rb | sb; + } + + rb = r0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (r0 & mask) ^ rb; + rp[0] = r0 & ~mask; + + /* rounding: sb = 0 implies rb = 0, since (rb,sb)=(1,0) is not possible */ + MPFR_ASSERTD (rb == 0 || sb != 0); + + /* Note: if 1 and 2 are in [emin,emax], no overflow nor underflow + is possible */ + if (MPFR_UNLIKELY (exp_r > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + + /* See comments in mpfr_div_1 */ + if (MPFR_UNLIKELY (exp_r < __gmpfr_emin)) + { + if (rnd_mode == MPFR_RNDN) + { + if ((exp_r == __gmpfr_emin - 1) && (rp[0] == ~mask) && rb) + goto rounding; /* no underflow */ + if (exp_r < __gmpfr_emin - 1 || (rp[0] == MPFR_LIMB_HIGHBIT && sb == 0)) + rnd_mode = MPFR_RNDZ; + } + else if (MPFR_IS_LIKE_RNDA(rnd_mode, 0)) + { + if ((exp_r == __gmpfr_emin - 1) && (rp[0] == ~mask) && (rb | sb)) + goto rounding; /* no underflow */ + } + return mpfr_underflow (r, rnd_mode, 1); + } + + rounding: + MPFR_EXP (r) = exp_r; + if (sb == 0 /* implies rb = 0 */ || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD (rb == 0 || rnd_mode == MPFR_RNDF); + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* since sb <> 0, only rb is needed to decide how to round, and the exact + middle is not possible */ + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, 0)) + { + truncate: + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET(-1); + } + else /* round away from zero */ + { + add_one_ulp: + rp[0] += MPFR_LIMB_ONE << sh; + if (rp[0] == 0) + { + rp[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(exp_r + 1 > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + MPFR_ASSERTD(exp_r + 1 <= __gmpfr_emax); + MPFR_ASSERTD(exp_r + 1 >= __gmpfr_emin); + MPFR_SET_EXP (r, exp_r + 1); + } + MPFR_RET(1); + } +} + +/* Special code for prec(r) = GMP_NUMB_BITS and prec(u) <= GMP_NUMB_BITS. */ +static int +mpfr_sqrt1n (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) +{ + mpfr_prec_t exp_u = MPFR_EXP(u), exp_r; + mp_limb_t u0, r0, rb, sb, low; + mpfr_limb_ptr rp = MPFR_MANT(r); + + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 64); + MPFR_ASSERTD(MPFR_PREC(r) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC(u) <= GMP_NUMB_BITS); + + /* first make the exponent even */ + u0 = MPFR_MANT(u)[0]; + if (((unsigned int) exp_u & 1) != 0) + { + low = u0 << (GMP_NUMB_BITS - 1); + u0 >>= 1; + exp_u ++; + } + else + low = 0; /* low part of u0 */ + MPFR_ASSERTD (((unsigned int) exp_u & 1) == 0); + exp_r = exp_u / 2; + + /* then compute an approximation of the integer square root of + u0*2^GMP_NUMB_BITS */ + __gmpfr_sqrt_limb_approx (r0, u0); + + /* the exact square root is in [r0, r0 + 7] */ + + /* first ensure r0 has its most significant bit set */ + if (MPFR_UNLIKELY(r0 < MPFR_LIMB_HIGHBIT)) + r0 = MPFR_LIMB_HIGHBIT; + + umul_ppmm (rb, sb, r0, r0); + sub_ddmmss (rb, sb, u0, low, rb, sb); + /* for the exact square root, we should have 0 <= rb:sb <= 2*r0 */ + while (!(rb == 0 || (rb == 1 && sb <= 2 * r0))) + { + /* subtract 2*r0+1 from rb:sb: subtract r0 before incrementing r0, + then r0 after (which is r0+1) */ + rb -= (sb < r0); + sb -= r0; + r0 ++; + rb -= (sb < r0); + sb -= r0; + } + /* now we have u0*2^64+low = r0^2 + rb*2^64+sb, with rb*2^64+sb <= 2*r0 */ + MPFR_ASSERTD(rb == 0 || (rb == 1 && sb <= 2 * r0)); + + /* We can't have the middle case u0*2^64 = (r0 + 1/2)^2 since + (r0 + 1/2)^2 is not an integer. + We thus rb = 1 whenever u0*2^64 > (r0 + 1/2)^2, thus rb*2^64 + sb > r0 + and the sticky bit is always 1, unless we had rb = sb = 0. */ + + rb = rb || (sb > r0); + sb = rb | sb; + rp[0] = r0; + + /* rounding */ + + /* Note: if 1 and 2 are in [emin,emax], no overflow nor underflow + is possible */ + if (MPFR_UNLIKELY (exp_r > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + + /* See comments in mpfr_div_1 */ + if (MPFR_UNLIKELY (exp_r < __gmpfr_emin)) + { + if (rnd_mode == MPFR_RNDN) + { + /* the case rp[0] = 111...111 and rb = 1 cannot happen, since it + would imply u0 >= (2^64-1/2)^2/2^64 thus u0 >= 2^64 */ + if (exp_r < __gmpfr_emin - 1 || (rp[0] == MPFR_LIMB_HIGHBIT && sb == 0)) + rnd_mode = MPFR_RNDZ; + } + else if (MPFR_IS_LIKE_RNDA(rnd_mode, 0)) + { + if ((exp_r == __gmpfr_emin - 1) && (rp[0] == ~MPFR_LIMB_ZERO) && (rb | sb)) + goto rounding; /* no underflow */ + } + return mpfr_underflow (r, rnd_mode, 1); + } + + /* sb = 0 can only occur when the square root is exact, i.e., rb = 0 */ + + rounding: + MPFR_EXP (r) = exp_r; + if (sb == 0 /* implies rb = 0 */ || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* we can't have sb = 0, thus rb is enough */ + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, 0)) + { + truncate: + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET(-1); + } + else /* round away from zero */ + { + add_one_ulp: + rp[0] += MPFR_LIMB_ONE; + if (rp[0] == 0) + { + rp[0] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(exp_r + 1 > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + MPFR_ASSERTD(exp_r + 1 <= __gmpfr_emax); + MPFR_ASSERTD(exp_r + 1 >= __gmpfr_emin); + MPFR_SET_EXP (r, exp_r + 1); + } + MPFR_RET(1); + } +} + +/* Special code for GMP_NUMB_BITS < prec(r) < 2*GMP_NUMB_BITS, + and GMP_NUMB_BITS < prec(u) <= 2*GMP_NUMB_BITS. + Assumes GMP_NUMB_BITS=64. */ +static int +mpfr_sqrt2 (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) +{ + mpfr_prec_t p = MPFR_GET_PREC(r); + mpfr_limb_ptr up = MPFR_MANT(u), rp = MPFR_MANT(r); + mp_limb_t np[4], rb, sb, mask; + mpfr_prec_t exp_u = MPFR_EXP(u), exp_r, sh = 2 * GMP_NUMB_BITS - p; + + MPFR_STAT_STATIC_ASSERT (GMP_NUMB_BITS == 64); + + if (((unsigned int) exp_u & 1) != 0) + { + np[3] = up[1] >> 1; + np[2] = (up[1] << (GMP_NUMB_BITS - 1)) | (up[0] >> 1); + np[1] = up[0] << (GMP_NUMB_BITS - 1); + exp_u ++; + } + else + { + np[3] = up[1]; + np[2] = up[0]; + np[1] = 0; + } + exp_r = exp_u / 2; + + mask = MPFR_LIMB_MASK(sh); + + mpfr_sqrt2_approx (rp, np + 2); + /* with n = np[3]*2^64+np[2], we have: + {rp, 2} - 4 <= floor(sqrt(2^128*n)) <= {rp, 2} + 26, thus we can round + correctly except when the number formed by the last sh-1 bits + of rp[0] is in the range [-26, 4]. */ + if (MPFR_LIKELY(((rp[0] + 26) & (mask >> 1)) > 30)) + sb = 1; + else + { + mp_limb_t tp[4], h, l; + + np[0] = 0; + mpn_sqr (tp, rp, 2); + /* since we know s - 26 <= r <= s + 4 and 0 <= n^2 - s <= 2*s, we have + -8*s-16 <= n - r^2 <= 54*s - 676, thus it suffices to compute + n - r^2 modulo 2^192 */ + mpn_sub_n (tp, np, tp, 3); + /* invariant: h:l = 2 * {rp, 2}, with upper bit implicit */ + h = (rp[1] << 1) | (rp[0] >> (GMP_NUMB_BITS - 1)); + l = rp[0] << 1; + while ((mp_limb_signed_t) tp[2] < 0) /* approximation was too large */ + { + /* subtract 1 to {rp, 2}, thus 2 to h:l */ + h -= (l <= MPFR_LIMB_ONE); + l -= 2; + /* add (1:h:l)+1 to {tp,3} */ + tp[0] += l + 1; + tp[1] += h + (tp[0] < l); + /* necessarily rp[1] has its most significant bit set */ + tp[2] += MPFR_LIMB_ONE + (tp[1] < h || (tp[1] == h && tp[0] < l)); + } + /* now tp[2] >= 0 */ + /* now we want {tp, 4} <= 2 * {rp, 2}, which implies tp[2] <= 1 */ + while (tp[2] > 1 || (tp[2] == 1 && tp[1] > h) || + (tp[2] == 1 && tp[1] == h && tp[0] > l)) + { + /* subtract (1:h:l)+1 from {tp,3} */ + tp[2] -= MPFR_LIMB_ONE + (tp[1] < h || (tp[1] == h && tp[0] <= l)); + tp[1] -= h + (tp[0] <= l); + tp[0] -= l + 1; + /* add 2 to h:l */ + l += 2; + h += (l <= MPFR_LIMB_ONE); + } + /* restore {rp, 2} from h:l */ + rp[1] = MPFR_LIMB_HIGHBIT | (h >> 1); + rp[0] = (h << (GMP_NUMB_BITS - 1)) | (l >> 1); + sb = tp[2] | tp[0] | tp[1]; + } + + rb = rp[0] & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (rp[0] & mask) ^ rb; + rp[0] = rp[0] & ~mask; + + /* rounding */ + if (MPFR_UNLIKELY (exp_r > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + + /* See comments in mpfr_div_1 */ + if (MPFR_UNLIKELY (exp_r < __gmpfr_emin)) + { + if (rnd_mode == MPFR_RNDN) + { + if (exp_r == __gmpfr_emin - 1 && (rp[1] == MPFR_LIMB_MAX && + rp[0] == ~mask) && rb) + goto rounding; /* no underflow */ + if (exp_r < __gmpfr_emin - 1 || (rp[1] == MPFR_LIMB_HIGHBIT && + rp[0] == MPFR_LIMB_ZERO && sb == 0)) + rnd_mode = MPFR_RNDZ; + } + else if (MPFR_IS_LIKE_RNDA(rnd_mode, 0)) + { + if (exp_r == __gmpfr_emin - 1 && (rp[1] == MPFR_LIMB_MAX && + rp[0] == ~mask) && (rb | sb)) + goto rounding; /* no underflow */ + } + return mpfr_underflow (r, rnd_mode, 1); + } + + rounding: + MPFR_EXP (r) = exp_r; + if (sb == 0 /* implies rb = 0 */ || rnd_mode == MPFR_RNDF) + { + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET (0); + } + else if (rnd_mode == MPFR_RNDN) + { + /* since sb <> 0 now, only rb is needed */ + if (rb == 0) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, 0)) + { + truncate: + MPFR_ASSERTD(exp_r >= __gmpfr_emin); + MPFR_ASSERTD(exp_r <= __gmpfr_emax); + MPFR_RET(-1); + } + else /* round away from zero */ + { + add_one_ulp: + rp[0] += MPFR_LIMB_ONE << sh; + rp[1] += rp[0] == 0; + if (rp[1] == 0) + { + rp[1] = MPFR_LIMB_HIGHBIT; + if (MPFR_UNLIKELY(exp_r + 1 > __gmpfr_emax)) + return mpfr_overflow (r, rnd_mode, 1); + MPFR_ASSERTD(exp_r + 1 <= __gmpfr_emax); + MPFR_ASSERTD(exp_r + 1 >= __gmpfr_emin); + MPFR_SET_EXP (r, exp_r + 1); + } + MPFR_RET(1); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) && GMP_NUMB_BITS == 64 */ + int mpfr_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) { @@ -41,6 +493,7 @@ mpfr_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) int sh; /* number of extra bits in rp[0] */ int inexact; /* return ternary flag */ mpfr_exp_t expr; + mpfr_prec_t rq = MPFR_GET_PREC (r); MPFR_TMP_DECL(marker); MPFR_LOG_FUNC @@ -83,8 +536,26 @@ mpfr_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) } MPFR_SET_POS(r); +#if !defined(MPFR_GENERIC_ABI) && GMP_NUMB_BITS == 64 + { + mpfr_prec_t uq = MPFR_GET_PREC (u); + + if (rq == uq) + { + if (rq < GMP_NUMB_BITS) + return mpfr_sqrt1 (r, u, rnd_mode); + + if (GMP_NUMB_BITS < rq && rq < 2*GMP_NUMB_BITS) + return mpfr_sqrt2 (r, u, rnd_mode); + + if (rq == GMP_NUMB_BITS) + return mpfr_sqrt1n (r, u, rnd_mode); + } + } +#endif + MPFR_TMP_MARK (marker); - MPFR_UNSIGNED_MINUS_MODULO(sh,MPFR_PREC(r)); + MPFR_UNSIGNED_MINUS_MODULO (sh, rq); if (sh == 0 && rnd_mode == MPFR_RNDN) sh = GMP_NUMB_BITS; /* ugly case */ rsize = MPFR_LIMB_SIZE(r) + (sh == GMP_NUMB_BITS); @@ -133,20 +604,14 @@ mpfr_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) /* sticky0 is non-zero iff the truncated part of the input is non-zero */ - /* mpn_rootrem with NULL 2nd argument is faster than mpn_sqrtrem, thus use - it if available and if the user asked to use GMP internal functions */ -#if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_ROOTREM) - tsize = __gmpn_rootrem (rp, NULL, sp, rrsize, 2); -#else tsize = mpn_sqrtrem (rp, NULL, sp, rrsize); -#endif /* a return value of zero in mpn_sqrtrem indicates a perfect square */ sticky = sticky0 || tsize != 0; /* truncate low bits of rp[0] */ sticky1 = rp[0] & ((sh < GMP_NUMB_BITS) ? MPFR_LIMB_MASK(sh) - : ~MPFR_LIMB_ZERO); + : MPFR_LIMB_MAX); rp[0] -= sticky1; sticky = sticky || sticky1; @@ -224,6 +689,7 @@ mpfr_sqrt (mpfr_ptr r, mpfr_srcptr u, mpfr_rnd_t rnd_mode) MPN_COPY (rp0, rp + 1, rsize - 1); end: + /* Do not use MPFR_SET_EXP because the range has not been checked yet. */ MPFR_ASSERTN (expr >= MPFR_EMIN_MIN && expr <= MPFR_EMAX_MAX); MPFR_EXP (r) = expr; MPFR_TMP_FREE(marker); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sqrt_ui.c b/Build/source/libs/mpfr/mpfr-src/src/sqrt_ui.c index 44297199740..fbc46e2ae23 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sqrt_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sqrt_ui.c @@ -30,7 +30,7 @@ mpfr_sqrt_ui (mpfr_ptr r, unsigned long u, mpfr_rnd_t rnd_mode) { mpfr_t uu; mp_limb_t up[1]; - unsigned long cnt; + int cnt; int inex; MPFR_SAVE_EXPO_DECL (expo); diff --git a/Build/source/libs/mpfr/mpfr-src/src/strtofr.c b/Build/source/libs/mpfr/mpfr-src/src/strtofr.c index f040ef65867..31ea01a4b4b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/strtofr.c +++ b/Build/source/libs/mpfr/mpfr-src/src/strtofr.c @@ -20,7 +20,6 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -#include <stdlib.h> /* For strtol */ #include <ctype.h> /* For isspace */ #define MPFR_NEED_LONGLONG_H @@ -220,7 +219,7 @@ fast_casecmp (const char *s1, const char *s2) It returns: -1 if invalid string, 0 if special string (like nan), - 1 if the string is ok. + 1 if the string is OK. 2 if overflows So it doesn't return the ternary value BUT if it returns 0 (NAN or INF), the ternary value is also '0' @@ -324,7 +323,7 @@ parse_string (mpfr_t x, struct parsed_string *pstr, /* Alloc mantissa */ pstr->alloc = (size_t) strlen (str) + 1; - pstr->mantissa = (unsigned char*) (*__gmp_allocate_func) (pstr->alloc); + pstr->mantissa = (unsigned char*) mpfr_allocate_func (pstr->alloc); /* Read mantissa digits */ parse_begin: @@ -436,7 +435,7 @@ parse_string (mpfr_t x, struct parsed_string *pstr, *string = str; end: if (pstr->mantissa != NULL && res != 1) - (*__gmp_free_func) (pstr->mantissa, pstr->alloc); + mpfr_free_func (pstr->mantissa, pstr->alloc); return res; } @@ -533,7 +532,7 @@ parsed_string_to_mpfr (mpfr_t x, struct parsed_string *pstr, mpfr_rnd_t rnd) if (real_ysize != ysize) { if (count == 0) - MPN_COPY_DECR (y + ysize - real_ysize, y, real_ysize); + mpn_copyd (y + ysize - real_ysize, y, real_ysize); MPN_ZERO (y, ysize - real_ysize); } /* for each bit shift decrease exponent of y */ @@ -808,7 +807,7 @@ parsed_string_to_mpfr (mpfr_t x, struct parsed_string *pstr, mpfr_rnd_t rnd) static void free_parsed_string (struct parsed_string *pstr) { - (*__gmp_free_func) (pstr->mantissa, pstr->alloc); + mpfr_free_func (pstr->mantissa, pstr->alloc); } int @@ -821,11 +820,11 @@ mpfr_strtofr (mpfr_t x, const char *string, char **end, int base, /* For base <= 36, parsing is case-insensitive. */ MPFR_ASSERTN (base == 0 || (base >= 2 && base <= 62)); - /* If an error occured, it must return 0 */ + /* If an error occurred, it must return 0. */ MPFR_SET_ZERO (x); MPFR_SET_POS (x); - MPFR_ASSERTN (MPFR_MAX_BASE >= 62); + MPFR_STAT_STATIC_ASSERT (MPFR_MAX_BASE >= 62); res = parse_string (x, &pstr, &string, base); /* If res == 0, then it was exact (NAN or INF), so it is also the ternary value */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/sub.c b/Build/source/libs/mpfr/mpfr-src/src/sub.c index 7a544a8ffdf..69c679e1d19 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sub.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sub.c @@ -22,7 +22,7 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -int +MPFR_HOT_FUNCTION_ATTR int mpfr_sub (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { MPFR_LOG_FUNC @@ -31,7 +31,7 @@ mpfr_sub (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpfr_get_prec (c), mpfr_log_prec, c, rnd_mode), ("a[%Pu]=%.*Rg", mpfr_get_prec (a), mpfr_log_prec, a)); - if (MPFR_ARE_SINGULAR (b,c)) + if (MPFR_ARE_SINGULAR_OR_UBF (b,c)) { if (MPFR_IS_NAN (b) || MPFR_IS_NAN (c)) { @@ -72,11 +72,29 @@ mpfr_sub (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else return mpfr_neg (a, c, rnd_mode); } - else + else if (MPFR_IS_ZERO (c)) { - MPFR_ASSERTD (MPFR_IS_ZERO (c)); return mpfr_set (a, b, rnd_mode); } + else + { + MPFR_ASSERTD (MPFR_IS_PURE_UBF (b)); + MPFR_ASSERTD (MPFR_IS_PURE_UBF (c)); + /* mpfr_sub1sp and mpfr_add1sp are not intended to support UBF, + for which optimization is less important. */ + if (MPFR_SIGN(b) == MPFR_SIGN(c)) + return mpfr_sub1 (a, b, c, rnd_mode); + else if (MPFR_UBF_EXP_LESS_P (b, c)) + { + int inexact; + rnd_mode = MPFR_INVERT_RND (rnd_mode); + inexact = mpfr_add1 (a, c, b, rnd_mode); + MPFR_CHANGE_SIGN (a); + return -inexact; + } + else + return mpfr_add1 (a, b, c, rnd_mode); + } } MPFR_ASSERTD (MPFR_IS_PURE_FP (b)); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sub1.c b/Build/source/libs/mpfr/mpfr-src/src/sub1.c index 1d117d0599b..258e3bec6b5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sub1.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sub1.c @@ -28,18 +28,21 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., a positive value otherwise. */ +/* TODO: check the code in case exp_b == MPFR_EXP_MAX. */ + int mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { int sign; - mpfr_uexp_t diff_exp; + mpfr_exp_t diff_exp, exp_a, exp_b; mpfr_prec_t cancel, cancel1; mp_size_t cancel2, an, bn, cn, cn0; mp_limb_t *ap, *bp, *cp; mp_limb_t carry, bb, cc; + mpfr_prec_t aq, bq; int inexact, shift_b, shift_c, add_exp = 0; int cmp_low = 0; /* used for rounding to nearest: 0 if low(b) = low(c), - negative if low(b) < low(c), positive if low(b)>low(c) */ + negative if low(b) < low(c), positive if low(b) > low(c) */ int sh, k; MPFR_TMP_DECL(marker); @@ -47,6 +50,10 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) ap = MPFR_MANT(a); an = MPFR_LIMB_SIZE(a); + (void) MPFR_GET_PREC (a); + (void) MPFR_GET_PREC (b); + (void) MPFR_GET_PREC (c); + sign = mpfr_cmp2 (b, c, &cancel); if (MPFR_UNLIKELY(sign == 0)) { @@ -62,7 +69,7 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) * If subtraction: sign(a) = sign * sign(b) * If addition: sign(a) = sign of the larger argument in absolute value. * - * Both cases can be simplidied in: + * Both cases can be simplified in: * if (sign>0) * if addition: sign(a) = sign * sign(b) = sign(b) * if subtraction, b is greater, so sign(a) = sign(b) @@ -82,76 +89,106 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else MPFR_SET_SAME_SIGN (a,b); + if (MPFR_UNLIKELY (MPFR_IS_UBF (b) || MPFR_IS_UBF (c))) + { + exp_b = MPFR_IS_UBF (b) ? + mpfr_ubf_zexp2exp (MPFR_ZEXP (b)) : MPFR_GET_EXP (b); + diff_exp = mpfr_ubf_diff_exp (b, c); + } + else + { + exp_b = MPFR_GET_EXP (b); + diff_exp = exp_b - MPFR_GET_EXP (c); + } + MPFR_ASSERTD (diff_exp >= 0); + + aq = MPFR_GET_PREC (a); + bq = MPFR_GET_PREC (b); + /* Check if c is too small. A more precise test is to replace 2 by (rnd == MPFR_RNDN) + mpfr_power2_raw (b) but it is more expensive and not very useful */ - if (MPFR_UNLIKELY (MPFR_GET_EXP (c) <= MPFR_GET_EXP (b) - - (mpfr_exp_t) MAX (MPFR_PREC (a), MPFR_PREC (b)) - 2)) + if (MPFR_UNLIKELY (MAX (aq, bq) + 2 <= diff_exp)) { + MPFR_LOG_MSG (("case c small\n", 0)); + /* Remember, we can't have an exact result! */ /* A.AAAAAAAAAAAAAAAAA = B.BBBBBBBBBBBBBBB - C.CCCCCCCCCCCCC */ /* A = S*ABS(B) +/- ulp(a) */ - MPFR_SET_EXP (a, MPFR_GET_EXP (b)); - MPFR_RNDRAW_EVEN (inexact, a, MPFR_MANT (b), MPFR_PREC (b), - rnd_mode, MPFR_SIGN (a), ++ MPFR_EXP (a)); + + /* since we can't have an exact result, for RNDF we can truncate b */ + if (rnd_mode == MPFR_RNDF) + return mpfr_set4 (a, b, MPFR_RNDZ, MPFR_SIGN (a)); + + MPFR_EXP (a) = exp_b; /* may be up to MPFR_EXP_MAX */ + MPFR_RNDRAW_EVEN (inexact, a, MPFR_MANT (b), bq, + rnd_mode, MPFR_SIGN (a), + if (MPFR_EXP (a) != MPFR_EXP_MAX) + ++ MPFR_EXP (a)); + MPFR_LOG_MSG (("inexact=%d\n", inexact)); if (inexact == 0) { - /* a = b (Exact) - But we know it isn't (Since we have to remove `c') - So if we round to Zero, we have to remove one ulp. - Otherwise the result is correctly rounded. */ - /* An overflow is not possible. */ - MPFR_ASSERTD (MPFR_EXP (a) <= __gmpfr_emax); - if (MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG (a))) + /* a = b, but the exact value of b - c is a bit below. Then, + except for directed rounding similar to toward zero and + before overflow checking: a is the correctly rounded value + and since |b| - |c| < |a|, the ternary value value is given + by the sign of a. */ + if (! MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG (a))) { - mpfr_nexttozero (a); - MPFR_RET (- MPFR_INT_SIGN (a)); + inexact = MPFR_INT_SIGN (a); + goto check_overflow; } - MPFR_RET (MPFR_INT_SIGN (a)); } - else + else /* inexact != 0 */ { /* A.AAAAAAAAAAAAAA = B.BBBBBBBBBBBBBBB - C.CCCCCCCCCCCCC */ - /* It isn't exact so Prec(b) > Prec(a) and the last - Prec(b)-Prec(a) bits of `b' are not zeros. - Which means that removing c from b can't generate a carry - execpt in case of even rounding. - In all other case the result and the inexact flag should be - correct (We can't have an exact result). - In case of EVEN rounding: + /* It isn't exact, so PREC(b) > PREC(a) and the last + PREC(b)-PREC(a) bits of b are not all zeros. + Subtracting c from b will not have an effect on the rounding + except in case of a midpoint in the round-to-nearest mode, + when the even rounding was done away from zero instead of + toward zero. + In case of even rounding: 1.BBBBBBBBBBBBBx10 - 1.CCCCCCCCCCCC - = 1.BBBBBBBBBBBBBx01 Rounded to Prec(b) - = 1.BBBBBBBBBBBBBx Nearest / Rounded to Prec(a) + = 1.BBBBBBBBBBBBBx01 Rounded to PREC(b) + = 1.BBBBBBBBBBBBBx Nearest / Rounded to PREC(a) Set gives: 1.BBBBBBBBBBBBB0 if inexact == EVEN_INEX (x == 0) 1.BBBBBBBBBBBBB1+1 if inexact == -EVEN_INEX (x == 1) - which means we get a wrong rounded result if x==1, - i.e. inexact= MPFR_EVEN_INEX */ - if (MPFR_UNLIKELY (inexact == MPFR_EVEN_INEX*MPFR_INT_SIGN (a))) - { - if (MPFR_UNLIKELY (MPFR_EXP (a) > __gmpfr_emax)) - mpfr_setmax (a, __gmpfr_emax); - else - mpfr_nexttozero (a); - inexact = -MPFR_INT_SIGN (a); - } - else if (MPFR_UNLIKELY (MPFR_EXP (a) > __gmpfr_emax)) - inexact = mpfr_overflow (a, rnd_mode, MPFR_SIGN (a)); - MPFR_RET (inexact); + which means we get a wrong rounded result if x == 1, + i.e. inexact == MPFR_EVEN_INEX (for positive numbers). */ + if (MPFR_LIKELY (inexact != MPFR_EVEN_INEX * MPFR_INT_SIGN (a))) + goto check_overflow; + } + /* We need to take the value preceding |a|. We can't use + mpfr_nexttozero due to a possible out-of-range exponent. + But this will allow us to have more specific code. */ + MPFR_LOG_MSG (("correcting the value of a\n", 0)); + sh = (mpfr_prec_t) an * GMP_NUMB_BITS - aq; + mpn_sub_1 (ap, ap, an, MPFR_LIMB_ONE << sh); + if (MPFR_UNLIKELY (MPFR_LIMB_MSB (ap[an-1]) == 0)) + { + MPFR_EXP (a) --; + /* The following is valid whether an = 1 or an > 1. */ + ap[an-1] |= MPFR_LIMB_HIGHBIT; } + inexact = - MPFR_INT_SIGN (a); + check_overflow: + if (MPFR_UNLIKELY (MPFR_EXP (a) > __gmpfr_emax)) + return mpfr_overflow (a, rnd_mode, MPFR_SIGN (a)); + else + MPFR_RET (inexact); } - diff_exp = (mpfr_uexp_t) MPFR_GET_EXP (b) - MPFR_GET_EXP (c); - /* reserve a space to store b aligned with the result, i.e. shifted by (-cancel) % GMP_NUMB_BITS to the right */ - bn = MPFR_LIMB_SIZE (b); + bn = MPFR_LIMB_SIZE (b); MPFR_UNSIGNED_MINUS_MODULO (shift_b, cancel); cancel1 = (cancel + shift_b) / GMP_NUMB_BITS; @@ -173,21 +210,21 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } /* reserve a space to store c aligned with the result, i.e. shifted by - (diff_exp-cancel) % GMP_NUMB_BITS to the right */ - cn = MPFR_LIMB_SIZE(c); - if ((UINT_MAX % GMP_NUMB_BITS) == (GMP_NUMB_BITS-1) - && ((-(unsigned) 1)%GMP_NUMB_BITS > 0)) + (diff_exp-cancel) % GMP_NUMB_BITS to the right */ + cn = MPFR_LIMB_SIZE (c); + if (IS_POW2 (GMP_NUMB_BITS)) shift_c = ((mpfr_uexp_t) diff_exp - cancel) % GMP_NUMB_BITS; else { + /* The above operation does not work if diff_exp - cancel < 0. */ shift_c = diff_exp - (cancel % GMP_NUMB_BITS); shift_c = (shift_c + GMP_NUMB_BITS) % GMP_NUMB_BITS; } - MPFR_ASSERTD( shift_c >= 0 && shift_c < GMP_NUMB_BITS); + MPFR_ASSERTD (shift_c >= 0 && shift_c < GMP_NUMB_BITS); if (MPFR_UNLIKELY(shift_c == 0)) { - cp = MPFR_MANT(c); + cp = MPFR_MANT(c); /* Ensure ap != cp */ if (ap == cp) { @@ -201,10 +238,10 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) cp[0] = mpn_rshift (cp + 1, MPFR_MANT(c), cn++, shift_c); } -#ifdef DEBUG - printf ("rnd=%s shift_b=%d shift_c=%d diffexp=%lu\n", - mpfr_print_rnd_mode (rnd_mode), shift_b, shift_c, - (unsigned long) diff_exp); +#if 0 + MPFR_LOG_MSG (("rnd=%s shift_b=%d shift_c=%d diffexp=%" MPFR_EXP_FSPEC + "d\n", mpfr_print_rnd_mode (rnd_mode), shift_b, shift_c, + (mpfr_eexp_t) diff_exp)); #endif MPFR_ASSERTD (ap != cp); @@ -222,7 +259,7 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) by the multiplication code), then the computation of cancel2 could be simplified to cancel2 = (cancel - (diff_exp - shift_c)) / GMP_NUMB_BITS; - because cancel, diff_exp and shift_c are all non-negative and + because cancel, diff_exp and shift_c are all nonnegative and these variables are signed. */ MPFR_ASSERTD (cancel >= 0); @@ -234,9 +271,9 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else cancel2 = - (mp_size_t) ((diff_exp - cancel) / GMP_NUMB_BITS); /* the high cancel2 limbs from b should not be taken into account */ -#ifdef DEBUG - printf ("cancel=%lu cancel1=%lu cancel2=%ld\n", - (unsigned long) cancel, (unsigned long) cancel1, (long) cancel2); +#if 0 + MPFR_LOG_MSG (("cancel=%Pd cancel1=%Pd cancel2=%Pd\n", + cancel, cancel1, cancel2)); #endif /* ap[an-1] ap[0] @@ -273,10 +310,6 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else MPN_ZERO (ap, an); -#ifdef DEBUG - printf("after copying high(b), a="); mpfr_print_binary(a); putchar('\n'); -#endif - /* subtract high(c) */ if (MPFR_LIKELY(an + cancel2 > 0)) /* otherwise c does not overlap with a */ { @@ -318,19 +351,19 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } } -#ifdef DEBUG - printf("after subtracting high(c), a="); - mpfr_print_binary(a); - putchar('\n'); -#endif - /* now perform rounding */ - sh = (mpfr_prec_t) an * GMP_NUMB_BITS - MPFR_PREC(a); + sh = (mpfr_prec_t) an * GMP_NUMB_BITS - aq; /* last unused bits from a */ carry = ap[0] & MPFR_LIMB_MASK (sh); ap[0] -= carry; - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + if (rnd_mode == MPFR_RNDF) + { + inexact = 0; + /* truncating is always correct since -1 ulp < low(b) - low(c) < 1 ulp */ + goto truncate; + } + else if (rnd_mode == MPFR_RNDN) { if (MPFR_LIKELY(sh)) { @@ -371,9 +404,9 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) cn0 = cn; cn -= an + cancel2; -#ifdef DEBUG - printf ("last sh=%d bits from a are %lu, bn=%ld, cn=%ld\n", - sh, (unsigned long) carry, (long) bn, (long) cn); +#if 0 + MPFR_LOG_MSG (("last sh=%d bits from a are %Mu, bn=%Pd, cn=%Pd\n", + sh, carry, (mpfr_prec_t) bn, (mpfr_prec_t) cn)); #endif /* for rounding to nearest, we couldn't conclude up to here in the following @@ -464,10 +497,10 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } } -#ifdef DEBUG - printf ("k=%u bb=%lu cc=%lu cmp_low=%d\n", k, - (unsigned long) bb, (unsigned long) cc, cmp_low); +#if 0 + MPFR_LOG_MSG (("k=%d bb=%Mu cc=%Mu cmp_low=%d\n", k, bb, cc, cmp_low)); #endif + if (cmp_low < 0) /* low(b) - low(c) < 0: either truncate or subtract one ulp */ { @@ -619,42 +652,49 @@ mpfr_sub1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* we have to set MPFR_EXP(a) to MPFR_EXP(b) - cancel + add_exp, taking care of underflows/overflows in that computation, and of the allowed exponent range */ + MPFR_TMP_FREE (marker); if (MPFR_LIKELY(cancel)) { - mpfr_exp_t exp_a; - cancel -= add_exp; /* OK: add_exp is an int equal to 0 or 1 */ - exp_a = MPFR_GET_EXP (b) - cancel; - if (MPFR_UNLIKELY(exp_a < __gmpfr_emin)) + exp_a = exp_b - cancel; + /* The following assertion corresponds to a limitation of the MPFR + implementation. It may fail with a 32-bit ABI and huge precisions, + but this is practically impossible with a 64-bit ABI. This kind + of issue is not specific to this function. */ + MPFR_ASSERTN (exp_b != MPFR_EXP_MAX || exp_a > __gmpfr_emax); + if (MPFR_UNLIKELY (exp_a < __gmpfr_emin)) { - MPFR_TMP_FREE(marker); + underflow: if (rnd_mode == MPFR_RNDN && (exp_a < __gmpfr_emin - 1 || (inexact >= 0 && mpfr_powerof2_raw (a)))) rnd_mode = MPFR_RNDZ; return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); } - MPFR_SET_EXP (a, exp_a); + if (MPFR_UNLIKELY (exp_a > __gmpfr_emax)) + { + return mpfr_overflow (a, rnd_mode, MPFR_SIGN (a)); + } } else /* cancel = 0: MPFR_EXP(a) <- MPFR_EXP(b) + add_exp */ { + /* in case cancel = 0, add_exp can still be 1, in case b is just below a power of two, c is very small, prec(a) < prec(b), and rnd=away or nearest */ - mpfr_exp_t exp_b; - - exp_b = MPFR_GET_EXP (b); - if (MPFR_UNLIKELY(add_exp && exp_b == __gmpfr_emax)) + MPFR_ASSERTD (add_exp == 0 || add_exp == 1); + /* Overflow iff exp_b + add_exp > __gmpfr_emax in Z, but we do + a subtraction below to avoid a potential integer overflow in + the case exp_b == MPFR_EXP_MAX. */ + if (MPFR_UNLIKELY (exp_b > __gmpfr_emax - add_exp)) { - MPFR_TMP_FREE(marker); - return mpfr_overflow (a, rnd_mode, MPFR_SIGN(a)); + return mpfr_overflow (a, rnd_mode, MPFR_SIGN (a)); } - MPFR_SET_EXP (a, exp_b + add_exp); + exp_a = exp_b + add_exp; + if (MPFR_UNLIKELY (exp_a < __gmpfr_emin)) + goto underflow; } - MPFR_TMP_FREE(marker); -#ifdef DEBUG - printf ("result is a="); mpfr_print_binary(a); putchar('\n'); -#endif + MPFR_SET_EXP (a, exp_a); /* check that result is msb-normalized */ MPFR_ASSERTD(ap[an-1] > ~ap[an-1]); MPFR_RET (inexact * MPFR_INT_SIGN (a)); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sub1sp.c b/Build/source/libs/mpfr/mpfr-src/src/sub1sp.c index 67d597677bb..bc776ee1b55 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sub1sp.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sub1sp.c @@ -1,4 +1,4 @@ -/* mpfr_sub1sp -- internal function to perform a "real" substraction +/* mpfr_sub1sp -- internal function to perform a "real" subtraction All the op must have the same precision Copyright 2003-2017 Free Software Foundation, Inc. @@ -25,15 +25,20 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" /* Check if we have to check the result of mpfr_sub1sp with mpfr_sub1 */ -#ifdef MPFR_WANT_ASSERT -# if MPFR_WANT_ASSERT >= 2 +#if MPFR_WANT_ASSERT >= 2 -int mpfr_sub1sp2 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode); +int mpfr_sub1sp_ref (mpfr_ptr, mpfr_srcptr, mpfr_srcptr, mpfr_rnd_t); int mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { mpfr_t tmpa, tmpb, tmpc; + mpfr_flags_t old_flags, flags, flags2; int inexb, inexc, inexact, inexact2; + if (rnd_mode == MPFR_RNDF) + return mpfr_sub1sp_ref (a, b, c, rnd_mode); + + old_flags = __gmpfr_flags; + mpfr_init2 (tmpa, MPFR_PREC (a)); mpfr_init2 (tmpb, MPFR_PREC (b)); mpfr_init2 (tmpc, MPFR_PREC (c)); @@ -44,40 +49,993 @@ int mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) inexc = mpfr_set (tmpc, c, MPFR_RNDN); MPFR_ASSERTN (inexc == 0); + MPFR_ASSERTN (__gmpfr_flags == old_flags); + inexact2 = mpfr_sub1 (tmpa, tmpb, tmpc, rnd_mode); - inexact = mpfr_sub1sp2(a, b, c, rnd_mode); + flags2 = __gmpfr_flags; - if (mpfr_cmp (tmpa, a) || inexact != inexact2) + __gmpfr_flags = old_flags; + inexact = mpfr_sub1sp_ref (a, b, c, rnd_mode); + flags = __gmpfr_flags; + + if (! mpfr_equal_p (tmpa, a) || inexact != inexact2 || flags != flags2) { fprintf (stderr, "sub1 & sub1sp return different values for %s\n" "Prec_a = %lu, Prec_b = %lu, Prec_c = %lu\nB = ", - mpfr_print_rnd_mode (rnd_mode), (unsigned long) MPFR_PREC (a), - (unsigned long) MPFR_PREC (b), (unsigned long) MPFR_PREC (c)); - mpfr_fprint_binary (stderr, tmpb); - fprintf (stderr, "\nC = "); - mpfr_fprint_binary (stderr, tmpc); - fprintf (stderr, "\nSub1 : "); - mpfr_fprint_binary (stderr, tmpa); - fprintf (stderr, "\nSub1sp: "); - mpfr_fprint_binary (stderr, a); - fprintf (stderr, "\nInexact sp = %d | Inexact = %d\n", - inexact, inexact2); + mpfr_print_rnd_mode (rnd_mode), + (unsigned long) MPFR_PREC (a), + (unsigned long) MPFR_PREC (b), + (unsigned long) MPFR_PREC (c)); + mpfr_fdump (stderr, tmpb); + fprintf (stderr, "C = "); + mpfr_fdump (stderr, tmpc); + fprintf (stderr, "sub1 : "); + mpfr_fdump (stderr, tmpa); + fprintf (stderr, "sub1sp: "); + mpfr_fdump (stderr, a); + fprintf (stderr, "Inexact sp = %d | Inexact = %d\n" + "Flags sp = %u | Flags = %u\n", + inexact, inexact2, flags, flags2); MPFR_ASSERTN (0); } mpfr_clears (tmpa, tmpb, tmpc, (mpfr_ptr) 0); return inexact; } -# define mpfr_sub1sp mpfr_sub1sp2 -# endif -#endif +# define mpfr_sub1sp mpfr_sub1sp_ref +#endif /* MPFR_WANT_ASSERT >= 2 */ + +#if !defined(MPFR_GENERIC_ABI) + +/* special code for p < GMP_NUMB_BITS */ +static int +mpfr_sub1sp1 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t cnt, INITIALIZED(sh); + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a0; + mp_limb_t mask; + mpfr_uexp_t d; + + MPFR_ASSERTD(p < GMP_NUMB_BITS); + + if (bx == cx) + { + a0 = bp[0] - cp[0]; + if (a0 == 0) /* result is zero */ + { + if (rnd_mode == MPFR_RNDD) + MPFR_SET_NEG(a); + else + MPFR_SET_POS(a); + MPFR_SET_ZERO(a); + MPFR_RET (0); + } + else if (a0 > bp[0]) /* borrow: |c| > |b| */ + { + MPFR_SET_OPPOSITE_SIGN (a, b); + a0 = -a0; + } + else /* bp[0] > cp[0] */ + MPFR_SET_SAME_SIGN (a, b); + + /* now a0 != 0 */ + MPFR_ASSERTD(a0 != 0); + count_leading_zeros (cnt, a0); + ap[0] = a0 << cnt; + bx -= cnt; + rb = sb = 0; + /* Note: sh is not initialized, but will not be used in this case. */ + } + else if (bx > cx) + { + MPFR_SET_SAME_SIGN (a, b); + BGreater1: + d = (mpfr_uexp_t) bx - cx; + sh = GMP_NUMB_BITS - p; + mask = MPFR_LIMB_MASK(sh); + if (d < GMP_NUMB_BITS) + { + sb = - (cp[0] << (GMP_NUMB_BITS - d)); /* neglected part of -c */ + /* Note that "a0 = bp[0] - (cp[0] >> d) - (sb != 0);" is faster + on some other machines and has no immediate dependencies for + the first subtraction. In the future, make sure that the code + is recognized as a *single* subtraction with borrow and/or use + a builtin when available (currently provided by Clang, but not + by GCC); create a new macro for that. See the TODO later. + Note also that with Clang, the constant 0 for the first + subtraction instead of a variable breaks the optimization: + https://llvm.org/bugs/show_bug.cgi?id=31754 */ + a0 = bp[0] - (sb != 0) - (cp[0] >> d); + /* a0 cannot be zero here since: + a) if d >= 2, then a0 >= 2^(w-1) - (2^(w-2)-1) with + w = GMP_NUMB_BITS, thus a0 - 1 >= 2^(w-2), + b) if d = 1, then since p < GMP_NUMB_BITS we have sb=0. + */ + MPFR_ASSERTD(a0 > 0); + count_leading_zeros (cnt, a0); + if (cnt) + a0 = (a0 << cnt) | (sb >> (GMP_NUMB_BITS - cnt)); + sb <<= cnt; + bx -= cnt; + /* sh > 0 since p < GMP_NUMB_BITS */ + MPFR_ASSERTD(sh > 0); + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else /* d >= GMP_NUMB_BITS */ + { + if (bp[0] > MPFR_LIMB_HIGHBIT) + { + /* We compute b - ulp(b), and the remainder ulp(b) - c satisfies: + 1/2 ulp(b) < ulp(b) - c < ulp(b), thus rb = sb = 1. */ + ap[0] = bp[0] - (MPFR_LIMB_ONE << sh); + rb = 1; + } + else + { + /* Warning: since we have an exponent decrease, when + p = GMP_NUMB_BITS - 1 and d = GMP_NUMB_BITS, the round bit + corresponds to the upper bit of -c. In that case rb = 0 and + sb = 1, except when c0 = MPFR_LIMB_HIGHBIT where rb = 1 and + sb = 0. */ + rb = sh > 1 || d > GMP_NUMB_BITS || cp[0] == MPFR_LIMB_HIGHBIT; + /* sb=1 below is incorrect when p = GMP_NUMB_BITS - 1, + d = GMP_NUMB_BITS and c0 = MPFR_LIMB_HIGHBIT, but in + that case the even rule wound round up too. */ + ap[0] = ~mask; + bx --; + /* Warning: if d = GMP_NUMB_BITS and c0 = 1000...000, then + b0 - c0 = |0111...111|1000...000|, which after the shift + becomes |111...111|000...000| thus if p = GMP_NUMB_BITS-1 + we have rb = 1 but sb = 0. However in this case the round + even rule will round up, which is what we get with sb = 1: + the final result will be correct, while sb is incorrect. */ + } + sb = 1; + } + } + else /* cx > bx */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + MPFR_SET_OPPOSITE_SIGN (a, b); + goto BGreater1; + } + + /* now perform rounding */ + + /* Warning: MPFR considers underflow *after* rounding with an unbounded + exponent range. However since b and c have same precision p, they are + multiples of 2^(emin-p), likewise for b-c. Thus if bx < emin, the + subtraction (with an unbounded exponent range) is exact, so that bx is + also the exponent after rounding with an unbounded exponent range. */ + if (MPFR_UNLIKELY(bx < __gmpfr_emin)) + { + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either bx < emin - 1 + (b) or bx = emin - 1 and ap[0] = 1000....000 (in this case necessarily + rb = sb = 0 since b-c is multiple of 2^(emin-p) */ + if (rnd_mode == MPFR_RNDN && + (bx < __gmpfr_emin - 1 || ap[0] == MPFR_LIMB_HIGHBIT)) + { + MPFR_ASSERTD(rb == 0 && sb == 0); + rnd_mode = MPFR_RNDZ; + } + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET (0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + if (MPFR_UNLIKELY(ap[0] == 0)) + { + ap[0] = MPFR_LIMB_HIGHBIT; + /* Note: bx+1 cannot exceed __gmpfr_emax, since |a| <= |b|, thus + bx+1 is at most equal to the original exponent of b. */ + MPFR_ASSERTD(bx + 1 <= __gmpfr_emax); + MPFR_SET_EXP (a, bx + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* special code for p = GMP_NUMB_BITS */ +static int +mpfr_sub1sp1n (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t cnt; + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t a0; + mpfr_uexp_t d; + + MPFR_ASSERTD(MPFR_PREC(a) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC(b) == GMP_NUMB_BITS); + MPFR_ASSERTD(MPFR_PREC(c) == GMP_NUMB_BITS); + + if (bx == cx) + { + a0 = bp[0] - cp[0]; + if (a0 == 0) /* result is zero */ + { + if (rnd_mode == MPFR_RNDD) + MPFR_SET_NEG(a); + else + MPFR_SET_POS(a); + MPFR_SET_ZERO(a); + MPFR_RET (0); + } + else if (a0 > bp[0]) /* borrow: |c| > |b| */ + { + MPFR_SET_OPPOSITE_SIGN (a, b); + a0 = -a0; + } + else /* bp[0] > cp[0] */ + MPFR_SET_SAME_SIGN (a, b); + + /* now a0 != 0 */ + MPFR_ASSERTD(a0 != 0); + count_leading_zeros (cnt, a0); + ap[0] = a0 << cnt; + bx -= cnt; + rb = sb = 0; + } + else if (bx > cx) + { + MPFR_SET_SAME_SIGN (a, b); + BGreater1: + d = (mpfr_uexp_t) bx - cx; + if (d < GMP_NUMB_BITS) + { + sb = - (cp[0] << (GMP_NUMB_BITS - d)); /* neglected part of -c */ + a0 = bp[0] - (sb != 0) - (cp[0] >> d); + /* a0 can only be zero when d=1, b0 = B/2, and c0 = B-1, where + B = 2^GMP_NUMB_BITS, thus b0 - c0/2 = 1/2 */ + if (a0 == MPFR_LIMB_ZERO) + { + bx -= GMP_NUMB_BITS; + ap[0] = MPFR_LIMB_HIGHBIT; + rb = sb = 0; + } + else + { + count_leading_zeros (cnt, a0); + if (cnt) + a0 = (a0 << cnt) | (sb >> (GMP_NUMB_BITS - cnt)); + sb <<= cnt; + bx -= cnt; + rb = sb & MPFR_LIMB_HIGHBIT; + sb &= ~MPFR_LIMB_HIGHBIT; + ap[0] = a0; + } + } + else /* d >= GMP_NUMB_BITS */ + { + /* We compute b - ulp(b) */ + if (bp[0] > MPFR_LIMB_HIGHBIT) + { + /* If d = GMP_NUMB_BITS, rb = 0 and sb = 1, + unless c0 = MPFR_LIMB_HIGHBIT in which case rb = 1 and sb = 0. + If d > GMP_NUMB_BITS, rb = sb = 1. */ + rb = d > GMP_NUMB_BITS || cp[0] == MPFR_LIMB_HIGHBIT; + sb = d > GMP_NUMB_BITS || cp[0] != MPFR_LIMB_HIGHBIT; + ap[0] = bp[0] - MPFR_LIMB_ONE; + } + else + { + /* Warning: in this case a0 is shifted by one! + If d=GMP_NUMB_BITS: + (a) if c0 = MPFR_LIMB_HIGHBIT, a0 = 111...111, rb = sb = 0 + (b) otherwise, a0 = 111...110, rb = -c0 >= 01000...000, + sb = (-c0) << 2 + If d=GMP_NUMB_BITS+1: a0 = 111...111 + (c) if c0 = MPFR_LIMB_HIGHBIT, rb = 1 and sb = 0 + (d) otherwise rb = 0 and sb = 1 + If d > GMP_NUMB_BITS+1: + (e) a0 = 111...111, rb = sb = 1 + */ + bx --; + if (d == GMP_NUMB_BITS && cp[0] > MPFR_LIMB_HIGHBIT) + { /* case (b) */ + rb = (-cp[0]) >= (MPFR_LIMB_HIGHBIT >> 1); + sb = (-cp[0]) << 2; + ap[0] = -(MPFR_LIMB_ONE << 1); + } + else /* cases (a), (c), (d) and (e) */ + { + ap[0] = -MPFR_LIMB_ONE; + /* rb=1 in case (e) and case (c) */ + rb = d > GMP_NUMB_BITS + 1 + || (d == GMP_NUMB_BITS + 1 && cp[0] == MPFR_LIMB_HIGHBIT); + /* sb = 1 in case (d) and (e) */ + sb = d > GMP_NUMB_BITS + 1 + || (d == GMP_NUMB_BITS + 1 && cp[0] > MPFR_LIMB_HIGHBIT); + } + } + } + } + else /* cx > bx */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + MPFR_SET_OPPOSITE_SIGN (a, b); + goto BGreater1; + } + + /* now perform rounding */ + + /* Warning: MPFR considers underflow *after* rounding with an unbounded + exponent range. However since b and c have same precision p, they are + multiples of 2^(emin-p), likewise for b-c. Thus if bx < emin, the + subtraction (with an unbounded exponent range) is exact, so that bx is + also the exponent after rounding with an unbounded exponent range. */ + if (MPFR_UNLIKELY(bx < __gmpfr_emin)) + { + /* For RNDN, mpfr_underflow always rounds away, thus for |a| <= 2^(emin-2) + we have to change to RNDZ. This corresponds to: + (a) either bx < emin - 1 + (b) or bx = emin - 1 and ap[0] = 1000....000 (in this case necessarily + rb = sb = 0 since b-c is multiple of 2^(emin-p) */ + if (rnd_mode == MPFR_RNDN && + (bx < __gmpfr_emin - 1 || ap[0] == MPFR_LIMB_HIGHBIT)) + { + MPFR_ASSERTD(rb == 0 && sb == 0); + rnd_mode = MPFR_RNDZ; + } + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } -/* Debugging support */ -#ifdef DEBUG -# undef DEBUG -# define DEBUG(x) (x) + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET (0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & MPFR_LIMB_ONE) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE; + if (MPFR_UNLIKELY(ap[0] == 0)) + { + ap[0] = MPFR_LIMB_HIGHBIT; + /* Note: bx+1 cannot exceed __gmpfr_emax, since |a| <= |b|, thus + bx+1 is at most equal to the original exponent of b. */ + MPFR_ASSERTD(bx + 1 <= __gmpfr_emax); + MPFR_SET_EXP (a, bx + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* special code for GMP_NUMB_BITS < p < 2*GMP_NUMB_BITS */ +static int +mpfr_sub1sp2 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t cnt, INITIALIZED(sh); + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t mask, a0, a1; + mpfr_uexp_t d; + + MPFR_ASSERTD(GMP_NUMB_BITS < p && p < 2 * GMP_NUMB_BITS); + + if (bx == cx) /* subtraction is exact in this case */ + { + /* first compute a0: if the compiler is smart enough, it will use the generated + borrow to get for free the term (bp[0] < cp[0]) */ + a0 = bp[0] - cp[0]; + a1 = bp[1] - cp[1] - (bp[0] < cp[0]); + if (a1 == 0 && a0 == 0) /* result is zero */ + { + if (rnd_mode == MPFR_RNDD) + MPFR_SET_NEG(a); + else + MPFR_SET_POS(a); + MPFR_SET_ZERO(a); + MPFR_RET (0); + } + else if (a1 >= bp[1]) /* borrow: |c| > |b| */ + { + MPFR_SET_OPPOSITE_SIGN (a, b); + /* a = b-c mod 2^(2*GMP_NUMB_BITS) */ + a0 = -a0; + a1 = -a1 - (a0 != 0); + } + else /* bp[0] > cp[0] */ + MPFR_SET_SAME_SIGN (a, b); + + if (a1 == 0) + { + a1 = a0; + a0 = 0; + bx -= GMP_NUMB_BITS; + } + + /* now a1 != 0 */ + MPFR_ASSERTD(a1 != 0); + count_leading_zeros (cnt, a1); + if (cnt) + { + ap[1] = (a1 << cnt) | (a0 >> (GMP_NUMB_BITS - cnt)); + ap[0] = a0 << cnt; + bx -= cnt; + } + else + { + ap[1] = a1; + ap[0] = a0; + } + rb = sb = 0; + /* Note: sh is not initialized, but will not be used in this case. */ + } + else if (bx > cx) + { + mp_limb_t t; + + MPFR_SET_SAME_SIGN (a, b); + BGreater2: + d = (mpfr_uexp_t) bx - cx; + sh = 2 * GMP_NUMB_BITS - p; + mask = MPFR_LIMB_MASK(sh); + if (d < GMP_NUMB_BITS) + { + t = (cp[1] << (GMP_NUMB_BITS - d)) | (cp[0] >> d); + /* TODO: Change the code to generate a full subtraction with borrow, + avoiding the test on sb and the corresponding correction. Note + that Clang has builtins: + http://clang.llvm.org/docs/LanguageExtensions.html#multiprecision-arithmetic-builtins + but the generated code may not be good: + https://llvm.org/bugs/show_bug.cgi?id=20748 + With the current source code, Clang generates on x86_64: + 1. sub %rsi,%rbx for the first subtraction in a1; + 2. sub %rdi,%rax for the subtraction in a0; + 3. sbb $0x0,%rbx for the second subtraction in a1, i.e. just + subtracting the borrow out from (2). + So, Clang recognizes the borrow, but doesn't merge (1) and (3). + Bug: https://llvm.org/bugs/show_bug.cgi?id=25858 + For GCC: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79173 + */ +#ifndef MPFR_FULLSUB + a0 = bp[0] - t; + a1 = bp[1] - (cp[1] >> d) - (bp[0] < t); + sb = cp[0] << (GMP_NUMB_BITS - d); /* neglected part of c */ + if (sb) + { + a1 -= (a0 == 0); + a0 --; + /* a = a1,a0 cannot become zero here, since: + a) if d >= 2, then a1 >= 2^(w-1) - (2^(w-2)-1) with + w = GMP_NUMB_BITS, thus a1 - 1 >= 2^(w-2), + b) if d = 1, then since p < 2*GMP_NUMB_BITS we have sb=0. */ + MPFR_ASSERTD(a1 > 0 || a0 > 0); + sb = -sb; /* 2^GMP_NUMB_BITS - sb */ + } #else -# define DEBUG(x) /**/ + sb = - (cp[0] << (GMP_NUMB_BITS - d)); + a0 = bp[0] - t - (sb != 0); + a1 = bp[1] - (cp[1] >> d) - (bp[0] < t || (bp[0] == t && sb != 0)); #endif + if (a1 == 0) + { + /* this implies d=1, which in turn implies sb=0 */ + MPFR_ASSERTD(sb == 0); + a1 = a0; + a0 = 0; /* should be a0 = sb */ + /* since sb=0 already, no need to set it to 0 */ + bx -= GMP_NUMB_BITS; + } + /* now a1 != 0 */ + MPFR_ASSERTD(a1 != 0); + count_leading_zeros (cnt, a1); + if (cnt) + { + ap[1] = (a1 << cnt) | (a0 >> (GMP_NUMB_BITS - cnt)); + a0 = (a0 << cnt) | (sb >> (GMP_NUMB_BITS - cnt)); + sb <<= cnt; + bx -= cnt; + } + else + ap[1] = a1; + /* sh > 0 since p < 2*GMP_NUMB_BITS */ + MPFR_ASSERTD(sh > 0); + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < 2 * GMP_NUMB_BITS) + { /* GMP_NUMB_BITS <= d < 2*GMP_NUMB_BITS */ + /* warning: the most significant bit of sb might become the least + significant bit of a0 below */ + sb = (d == GMP_NUMB_BITS) ? cp[0] + : (cp[1] << (2*GMP_NUMB_BITS - d)) | (cp[0] != 0); + t = (cp[1] >> (d - GMP_NUMB_BITS)) + (sb != 0); + /* warning: t might overflow to 0 if d=GMP_NUMB_BITS and sb <> 0 */ + a0 = bp[0] - t; + a1 = bp[1] - (bp[0] < t) - (t == 0 && sb != 0); + sb = -sb; + /* since bp[1] has its most significant bit set, we can have an + exponent decrease of at most one */ + if (a1 < MPFR_LIMB_HIGHBIT) + { + ap[1] = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + bx --; + } + else + ap[1] = a1; + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else /* d >= 2*GMP_NUMB_BITS */ + { + /* We compute b - ulp(b), and the remainder ulp(b) - c satisfies: + 1/2 ulp(b) < ulp(b) - c < ulp(b), thus rb = sb = 1, unless we + had an exponent decrease. */ + t = MPFR_LIMB_ONE << sh; + a0 = bp[0] - t; + a1 = bp[1] - (bp[0] < t); + if (a1 < MPFR_LIMB_HIGHBIT) + { + /* necessarily we had b = 1000...000 */ + /* Warning: since we have an exponent decrease, when + p = 2*GMP_NUMB_BITS - 1 and d = 2*GMP_NUMB_BITS, the round bit + corresponds to the upper bit of -c. In that case rb = 0 and + sb = 1, except when c = 1000...000 where rb = 1 and sb = 0. */ + rb = sh > 1 || d > 2 * GMP_NUMB_BITS + || (cp[1] == MPFR_LIMB_HIGHBIT && cp[0] == MPFR_LIMB_ZERO); + /* sb=1 below is incorrect when p = 2*GMP_NUMB_BITS - 1, + d = 2*GMP_NUMB_BITS and c = 1000...000, but in + that case the even rule wound round up too. */ + ap[0] = ~mask; + ap[1] = MPFR_LIMB_MAX; + bx --; + } + else + { + ap[0] = a0; + ap[1] = a1; + rb = 1; + } + sb = 1; + } + } + else /* cx > bx */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + MPFR_SET_OPPOSITE_SIGN (a, b); + goto BGreater2; + } + + /* now perform rounding */ + + /* Warning: MPFR considers underflow *after* rounding with an unbounded + exponent range. However since b and c have same precision p, they are + multiples of 2^(emin-p), likewise for b-c. Thus if bx < emin, the + subtraction (with an unbounded exponent range) is exact, so that bx is + also the exponent after rounding with an unbounded exponent range. */ + if (MPFR_UNLIKELY(bx < __gmpfr_emin)) + { + /* for RNDN, mpfr_underflow always rounds away, thus for |a|<=2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (bx < __gmpfr_emin - 1 || + (ap[1] == MPFR_LIMB_HIGHBIT && ap[0] == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET (0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + if (MPFR_UNLIKELY(ap[1] == 0)) + { + ap[1] = MPFR_LIMB_HIGHBIT; + /* Note: bx+1 cannot exceed __gmpfr_emax, since |a| <= |b|, thus + bx+1 is at most equal to the original exponent of b. */ + MPFR_ASSERTD(bx + 1 <= __gmpfr_emax); + MPFR_SET_EXP (a, bx + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +/* special code for 2*GMP_NUMB_BITS < p < 3*GMP_NUMB_BITS */ +static int +mpfr_sub1sp3 (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode, + mpfr_prec_t p) +{ + mpfr_exp_t bx = MPFR_GET_EXP (b); + mpfr_exp_t cx = MPFR_GET_EXP (c); + mp_limb_t *ap = MPFR_MANT(a); + mp_limb_t *bp = MPFR_MANT(b); + mp_limb_t *cp = MPFR_MANT(c); + mpfr_prec_t cnt, INITIALIZED(sh); + mp_limb_t rb; /* round bit */ + mp_limb_t sb; /* sticky bit */ + mp_limb_t mask, a0, a1, a2; + mpfr_uexp_t d; + + MPFR_ASSERTD(2 * GMP_NUMB_BITS < p && p < 3 * GMP_NUMB_BITS); + + if (bx == cx) /* subtraction is exact in this case */ + { + a0 = bp[0] - cp[0]; + a1 = bp[1] - cp[1] - (bp[0] < cp[0]); + /* a borrow is generated for a when either bp[1] < cp[1], + or bp[1] = cp[1] and bp[0] < cp[0] */ + a2 = bp[2] - cp[2] + - (bp[1] < cp[1] || (bp[1] == cp[1] && bp[0] < cp[0])); + if (a2 == 0 && a1 == 0 && a0 == 0) /* result is zero */ + { + if (rnd_mode == MPFR_RNDD) + MPFR_SET_NEG(a); + else + MPFR_SET_POS(a); + MPFR_SET_ZERO(a); + MPFR_RET (0); + } + else if (a2 >= bp[2]) /* borrow: |c| > |b| */ + { + MPFR_SET_OPPOSITE_SIGN (a, b); + /* a = b-c mod 2^(3*GMP_NUMB_BITS) */ + a0 = -a0; + a1 = -a1 - (a0 != 0); + a2 = -a2 - (a0 != 0 || a1 != 0); + } + else /* bp[0] > cp[0] */ + MPFR_SET_SAME_SIGN (a, b); + + if (a2 == 0) + { + a2 = a1; + a1 = a0; + a0 = 0; + bx -= GMP_NUMB_BITS; + if (a2 == 0) + { + a2 = a1; + a1 = 0; + bx -= GMP_NUMB_BITS; + } + } + + /* now a2 != 0 */ + MPFR_ASSERTD(a2 != 0); + count_leading_zeros (cnt, a2); + if (cnt) + { + ap[2] = (a2 << cnt) | (a1 >> (GMP_NUMB_BITS - cnt)); + ap[1] = (a1 << cnt) | (a0 >> (GMP_NUMB_BITS - cnt)); + ap[0] = a0 << cnt; + bx -= cnt; + } + else + { + ap[2] = a2; + ap[1] = a1; + ap[0] = a0; + } + rb = sb = 0; + /* Note: sh is not initialized, but will not be used in this case. */ + } + else if (bx > cx) + { + MPFR_SET_SAME_SIGN (a, b); + BGreater2: + d = (mpfr_uexp_t) bx - cx; + sh = 3 * GMP_NUMB_BITS - p; + mask = MPFR_LIMB_MASK(sh); + if (d < GMP_NUMB_BITS) + { + mp_limb_t cy; + /* warning: we must have the most significant bit of sb correct + since it might become the round bit below */ + sb = cp[0] << (GMP_NUMB_BITS - d); /* neglected part of c */ + a0 = bp[0] - ((cp[1] << (GMP_NUMB_BITS - d)) | (cp[0] >> d)); + a1 = bp[1] - ((cp[2] << (GMP_NUMB_BITS - d)) | (cp[1] >> d)) + - (a0 > bp[0]); + cy = a1 > bp[1] || (a1 == bp[1] && a0 > bp[0]); /* borrow in a1 */ + a2 = bp[2] - (cp[2] >> d) - cy; + /* if sb is non-zero, subtract 1 from a2, a1, a0 since we want a + non-negative neglected part */ + if (sb) + { + a2 -= (a1 == 0 && a0 == 0); + a1 -= (a0 == 0); + a0 --; + /* a = a2,a1,a0 cannot become zero here, since: + a) if d >= 2, then a2 >= 2^(w-1) - (2^(w-2)-1) with + w = GMP_NUMB_BITS, thus a2 - 1 >= 2^(w-2), + b) if d = 1, then since p < 3*GMP_NUMB_BITS we have sb=0. */ + MPFR_ASSERTD(a2 > 0 || a1 > 0 || a0 > 0); + sb = -sb; /* 2^GMP_NUMB_BITS - sb */ + } + if (a2 == 0) + { + /* this implies d=1, which in turn implies sb=0 */ + MPFR_ASSERTD(sb == 0); + a2 = a1; + a1 = a0; + a0 = 0; /* should be a0 = sb */ + /* since sb=0 already, no need to set it to 0 */ + bx -= GMP_NUMB_BITS; + if (a2 == 0) + { + a2 = a1; + a1 = 0; /* should be a1 = a0 */ + bx -= GMP_NUMB_BITS; + } + } + /* now a1 != 0 */ + MPFR_ASSERTD(a2 != 0); + count_leading_zeros (cnt, a2); + if (cnt) + { + ap[2] = (a2 << cnt) | (a1 >> (GMP_NUMB_BITS - cnt)); + ap[1] = (a1 << cnt) | (a0 >> (GMP_NUMB_BITS - cnt)); + a0 = (a0 << cnt) | (sb >> (GMP_NUMB_BITS - cnt)); + sb <<= cnt; + bx -= cnt; + } + else + { + ap[2] = a2; + ap[1] = a1; + } + /* sh > 0 since p < 2*GMP_NUMB_BITS */ + MPFR_ASSERTD(sh > 0); + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < 2 * GMP_NUMB_BITS) + { + mp_limb_t c0shifted; + /* warning: we must have the most significant bit of sb correct + since it might become the round bit below */ + sb = (d == GMP_NUMB_BITS) ? cp[0] + : (cp[1] << (2*GMP_NUMB_BITS - d)) | (cp[0] != 0); + c0shifted = (d == GMP_NUMB_BITS) ? cp[1] + : (cp[2] << (2*GMP_NUMB_BITS-d)) | (cp[1] >> (d - GMP_NUMB_BITS)); + a0 = bp[0] - c0shifted; + /* TODO: add a non-regression test for cp[2] == MPFR_LIMB_MAX, + d == GMP_NUMB_BITS and a0 > bp[0]. */ + a1 = bp[1] - (cp[2] >> (d - GMP_NUMB_BITS)) - (a0 > bp[0]); + a2 = bp[2] - (a1 > bp[1] || (a1 == bp[1] && a0 > bp[0])); + /* if sb is non-zero, subtract 1 from a2, a1, a0 since we want a + non-negative neglected part */ + if (sb) + { + a2 -= (a1 == 0 && a0 == 0); + a1 -= (a0 == 0); + a0 --; + /* a = a2,a1,a0 cannot become zero here, since: + a) if d >= 2, then a2 >= 2^(w-1) - (2^(w-2)-1) with + w = GMP_NUMB_BITS, thus a2 - 1 >= 2^(w-2), + b) if d = 1, then since p < 3*GMP_NUMB_BITS we have sb=0. */ + MPFR_ASSERTD(a2 > 0 || a1 > 0 || a0 > 0); + sb = -sb; /* 2^GMP_NUMB_BITS - sb */ + } + /* since bp[2] has its most significant bit set, we can have an + exponent decrease of at most one */ + if (a2 < MPFR_LIMB_HIGHBIT) + { + ap[2] = (a2 << 1) | (a1 >> (GMP_NUMB_BITS - 1)); + ap[1] = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + bx --; + } + else + { + ap[2] = a2; + ap[1] = a1; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else if (d < 3 * GMP_NUMB_BITS) /* 2*GMP_NUMB_BITS<=d<3*GMP_NUMB_BITS */ + { + MPFR_ASSERTD (2*GMP_NUMB_BITS <= d && d < 3*GMP_NUMB_BITS); + /* warning: we must have the most significant bit of sb correct + since it might become the round bit below */ + if (d == 2 * GMP_NUMB_BITS) + sb = cp[1] | (cp[0] != 0); + else + sb = cp[2] << (3*GMP_NUMB_BITS - d) | (cp[1] != 0) | (cp[0] != 0); + sb = -sb; + /* TODO: add a non-regression test for cp[2] == MPFR_LIMB_MAX, + d == 2*GMP_NUMB_BITS and sb != 0. */ + a0 = bp[0] - (cp[2] >> (d - 2*GMP_NUMB_BITS)) - (sb != 0); + a1 = bp[1] - (a0 > bp[0] || (a0 == bp[0] && sb != 0)); + a2 = bp[2] - (a1 > bp[1]); + if (a2 < MPFR_LIMB_HIGHBIT) + { + ap[2] = (a2 << 1) | (a1 >> (GMP_NUMB_BITS - 1)); + ap[1] = (a1 << 1) | (a0 >> (GMP_NUMB_BITS - 1)); + a0 = (a0 << 1) | (sb >> (GMP_NUMB_BITS - 1)); + sb <<= 1; + bx --; + } + else + { + ap[2] = a2; + ap[1] = a1; + } + rb = a0 & (MPFR_LIMB_ONE << (sh - 1)); + sb |= (a0 & mask) ^ rb; + ap[0] = a0 & ~mask; + } + else /* d >= 3*GMP_NUMB_BITS */ + { + /* We compute b - ulp(b), and the remainder ulp(b) - c satisfies: + 1/2 ulp(b) < ulp(b) - c < ulp(b), thus rb = sb = 1. */ + mp_limb_t t = MPFR_LIMB_ONE << sh; + a0 = bp[0] - t; + a1 = bp[1] - (bp[0] < t); + a2 = bp[2] - (a1 > bp[1]); + if (a2 < MPFR_LIMB_HIGHBIT) + { + /* necessarily we had b = 1000...000 */ + /* Warning: since we have an exponent decrease, when + p = 3*GMP_NUMB_BITS - 1 and d = 3*GMP_NUMB_BITS, the round bit + corresponds to the upper bit of -c. In that case rb = 0 and + sb = 1, except when c = 1000...000 where rb = 1 and sb = 0. */ + rb = sh > 1 || d > 3 * GMP_NUMB_BITS + || (cp[2] == MPFR_LIMB_HIGHBIT && cp[1] == MPFR_LIMB_ZERO && + cp[0] == MPFR_LIMB_ZERO); + /* sb=1 below is incorrect when p = 2*GMP_NUMB_BITS - 1, + d = 2*GMP_NUMB_BITS and c = 1000...000, but in + that case the even rule wound round up too. */ + ap[0] = ~mask; + ap[1] = MPFR_LIMB_MAX; + ap[2] = MPFR_LIMB_MAX; + bx --; + } + else + { + ap[0] = a0; + ap[1] = a1; + ap[2] = a2; + rb = 1; + } + sb = 1; + } + } + else /* cx > bx */ + { + mpfr_exp_t tx; + mp_limb_t *tp; + tx = bx; bx = cx; cx = tx; + tp = bp; bp = cp; cp = tp; + MPFR_SET_OPPOSITE_SIGN (a, b); + goto BGreater2; + } + + /* now perform rounding */ + + /* Warning: MPFR considers underflow *after* rounding with an unbounded + exponent range. However since b and c have same precision p, they are + multiples of 2^(emin-p), likewise for b-c. Thus if bx < emin, the + subtraction (with an unbounded exponent range) is exact, so that bx is + also the exponent after rounding with an unbounded exponent range. */ + if (MPFR_UNLIKELY(bx < __gmpfr_emin)) + { + /* for RNDN, mpfr_underflow always rounds away, thus for |a|<=2^(emin-2) + we have to change to RNDZ */ + if (rnd_mode == MPFR_RNDN && + (bx < __gmpfr_emin - 1 || + (ap[2] == MPFR_LIMB_HIGHBIT && ap[1] == 0 && ap[0] == 0))) + rnd_mode = MPFR_RNDZ; + return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); + } + + MPFR_SET_EXP (a, bx); + if ((rb == 0 && sb == 0) || rnd_mode == MPFR_RNDF) + MPFR_RET (0); + else if (rnd_mode == MPFR_RNDN) + { + if (rb == 0 || (sb == 0 && (ap[0] & (MPFR_LIMB_ONE << sh)) == 0)) + goto truncate; + else + goto add_one_ulp; + } + else if (MPFR_IS_LIKE_RNDZ(rnd_mode, MPFR_IS_NEG(a))) + { + truncate: + MPFR_RET(-MPFR_SIGN(a)); + } + else /* round away from zero */ + { + add_one_ulp: + ap[0] += MPFR_LIMB_ONE << sh; + ap[1] += (ap[0] == 0); + ap[2] += (ap[1] == 0 && ap[0] == 0); + if (MPFR_UNLIKELY(ap[2] == 0)) + { + ap[2] = MPFR_LIMB_HIGHBIT; + /* Note: bx+1 cannot exceed __gmpfr_emax, since |a| <= |b|, thus + bx+1 is at most equal to the original exponent of b. */ + MPFR_ASSERTD(bx + 1 <= __gmpfr_emax); + MPFR_SET_EXP (a, bx + 1); + } + MPFR_RET(MPFR_SIGN(a)); + } +} + +#endif /* !defined(MPFR_GENERIC_ABI) */ /* Rounding Sub */ @@ -131,10 +1089,10 @@ int mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) * */ -int +MPFR_HOT_FUNCTION_ATTR int mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { - mpfr_exp_t bx,cx; + mpfr_exp_t bx, cx; mpfr_uexp_t d; mpfr_prec_t p, sh, cnt; mp_size_t n; @@ -142,34 +1100,54 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mp_limb_t limb; int inexact; mp_limb_t bcp,bcp1; /* Cp and C'p+1 */ - mp_limb_t bbcp = (mp_limb_t) -1, bbcp1 = (mp_limb_t) -1; /* Cp+1 and C'p+2, + mp_limb_t bbcp = MPFR_LIMB_MAX, bbcp1 = MPFR_LIMB_MAX; /* Cp+1 and C'p+2, gcc claims that they might be used uninitialized. We fill them with invalid values, which should produce a failure if so. See README.dev file. */ MPFR_TMP_DECL(marker); - MPFR_TMP_MARK(marker); - MPFR_ASSERTD(MPFR_PREC(a) == MPFR_PREC(b) && MPFR_PREC(b) == MPFR_PREC(c)); MPFR_ASSERTD(MPFR_IS_PURE_FP(b)); MPFR_ASSERTD(MPFR_IS_PURE_FP(c)); /* Read prec and num of limbs */ - p = MPFR_PREC (b); - n = MPFR_PREC2LIMBS (p); + p = MPFR_GET_PREC (b); + +#if !defined(MPFR_GENERIC_ABI) + /* special case for p < GMP_NUMB_BITS */ + if (p < GMP_NUMB_BITS) + return mpfr_sub1sp1 (a, b, c, rnd_mode, p); + + /* special case for GMP_NUMB_BITS < p < 2*GMP_NUMB_BITS */ + if (GMP_NUMB_BITS < p && p < 2 * GMP_NUMB_BITS) + return mpfr_sub1sp2 (a, b, c, rnd_mode, p); + + /* special case for p = GMP_NUMB_BITS: we put it *after* mpfr_sub1sp2, + in order not to slow down mpfr_sub1sp2, which should be more frequent */ + if (p == GMP_NUMB_BITS) + return mpfr_sub1sp1n (a, b, c, rnd_mode); - /* Fast cmp of |b| and |c|*/ + /* special case for 2*GMP_NUMB_BITS < p < 3*GMP_NUMB_BITS */ + if (2 * GMP_NUMB_BITS < p && p < 3 * GMP_NUMB_BITS) + return mpfr_sub1sp3 (a, b, c, rnd_mode, p); +#endif + + n = MPFR_PREC2LIMBS (p); + /* Fast cmp of |b| and |c| */ bx = MPFR_GET_EXP (b); cx = MPFR_GET_EXP (c); - if (MPFR_UNLIKELY(bx == cx)) + + MPFR_TMP_MARK(marker); + + if (bx == cx) { mp_size_t k = n - 1; - /* Check mantissa since exponent are equals */ + /* Check mantissa since exponents are equal */ bp = MPFR_MANT(b); cp = MPFR_MANT(c); - while (k>=0 && MPFR_UNLIKELY(bp[k] == cp[k])) + while (k >= 0 && MPFR_UNLIKELY(bp[k] == cp[k])) k--; - if (MPFR_UNLIKELY(k < 0)) + if (k < 0) /* b == c ! */ { /* Return exact number 0 */ @@ -184,11 +1162,11 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) goto BGreater; else { - MPFR_ASSERTD(bp[k]<cp[k]); + MPFR_ASSERTD(bp[k] < cp[k]); goto CGreater; } } - else if (MPFR_UNLIKELY(bx < cx)) + else if (bx < cx) { /* Swap b and c and set sign */ mpfr_srcptr t; @@ -200,19 +1178,19 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } else { - /* b > c */ + /* |b| > |c| */ BGreater: MPFR_SET_SAME_SIGN(a,b); } - /* Now b > c */ + /* Now |b| > |c| */ MPFR_ASSERTD(bx >= cx); d = (mpfr_uexp_t) bx - cx; - DEBUG (printf ("New with diff=%lu\n", (unsigned long) d)); + /* printf ("New with diff=%lu\n", (unsigned long) d); */ - if (MPFR_UNLIKELY(d <= 1)) + if (d <= 1) { - if (MPFR_LIKELY(d < 1)) + if (d == 0) { /* <-- b --> <-- c --> : exact sub */ @@ -221,7 +1199,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Normalize */ ExactNormalize: limb = ap[n-1]; - if (MPFR_LIKELY(limb)) + if (MPFR_LIKELY (limb != 0)) { /* First limb is not zero. */ count_leading_zeros(cnt, limb); @@ -231,7 +1209,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpn_lshift(ap, ap, n, cnt); /* Normalize number */ bx -= cnt; /* Update final expo */ } - /* Last limb should be ok */ + /* Last limb should be OK */ MPFR_ASSERTD(!(ap[0] & MPFR_LIMB_MASK((unsigned int) (-p) % GMP_NUMB_BITS))); } @@ -239,8 +1217,8 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { /* First limb is zero */ mp_size_t k = n-1, len; - /* Find the first limb not equal to zero. - FIXME:It is assume it exists (since |b| > |c| and same prec)*/ + /* Find the first limb not equal to zero. It necessarily exists + since |b| > |c|. */ do { MPFR_ASSERTD( k > 0 ); @@ -252,28 +1230,30 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) k++; len = n - k; /* Number of last limb */ MPFR_ASSERTD(k >= 0); - if (MPFR_LIKELY(cnt)) - mpn_lshift(ap+len, ap, k, cnt); /* Normalize the High Limb*/ + if (cnt) + mpn_lshift (ap + len, ap, k, cnt); /* Normalize the High Limb*/ else { - /* Must use DECR since src and dest may overlap & dest>=src*/ - MPN_COPY_DECR(ap+len, ap, k); + /* Must use copyd since src and dst may overlap & dst>=src */ + mpn_copyd (ap+len, ap, k); } MPN_ZERO(ap, len); /* Zeroing the last limbs */ bx -= cnt + len*GMP_NUMB_BITS; /* Update Expo */ - /* Last limb should be ok */ - MPFR_ASSERTD(!(ap[len]&MPFR_LIMB_MASK((unsigned int) (-p) - % GMP_NUMB_BITS))); + /* Last limb should be OK */ + MPFR_ASSERTD(!(ap[len] & MPFR_LIMB_MASK((unsigned int) (-p) + % GMP_NUMB_BITS))); } /* Check expo underflow */ if (MPFR_UNLIKELY(bx < __gmpfr_emin)) { MPFR_TMP_FREE(marker); - /* inexact=0 */ - DEBUG( printf("(D==0 Underflow)\n") ); + /* since b and c have same sign, exponent and precision, the + subtraction is exact */ + /* printf("(D==0 Underflow)\n"); */ + /* for MPFR_RNDN, mpfr_underflow always rounds away from zero, + thus for |a| <= 2^(emin-2) we change to RNDZ. */ if (rnd_mode == MPFR_RNDN && - (bx < __gmpfr_emin - 1 || - (/*inexact >= 0 &&*/ mpfr_powerof2_raw (a)))) + (bx < __gmpfr_emin - 1 || mpfr_powerof2_raw (a))) rnd_mode = MPFR_RNDZ; return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); } @@ -296,41 +1276,48 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) cp = MPFR_MANT(c); k = n-1; limb = bp[k] - cp[k]/2; + /* we have |b|-|c| >= limb*W^k - (2*W^k-1)/2 >= limb*W^k - W^k + 1/2 + thus if limb > W^k/2, |b|-|c| >= 1/2*W^n. + Moreover if trunc(|c|) represents the first p-1 bits of |c|, + minus the last significant bit called c0 below, then we have + |b|-trunc(|c|) >= 1/2*W^n+1, thus the two mpn_sub_n calls + below necessarily yield a > 1/2*W^n. */ if (limb > MPFR_LIMB_HIGHBIT) { - /* We can't lose precision: compute b-c/2 */ + /* The exponent cannot decrease: compute b-c/2 */ /* Shift c in the allocated temporary block */ SubD1NoLose: - c0 = cp[0] & (MPFR_LIMB_ONE<<sh); + c0 = cp[0] & (MPFR_LIMB_ONE << sh); + mask = ~MPFR_LIMB_MASK(sh); + ap = MPFR_MANT(a); cp = MPFR_TMP_LIMBS_ALLOC (n); - mpn_rshift(cp, MPFR_MANT(c), n, 1); + /* FIXME: it might be faster to have one function shifting c by 1 + to the right and adding with b to a, which would read c once + only, and avoid a temporary allocation. */ + mpn_rshift (cp, MPFR_MANT(c), n, 1); + cp[0] &= mask; /* Zero last bit of c if set */ + mpn_sub_n (ap, bp, cp, n); + MPFR_SET_EXP(a, bx); /* No expo overflow! */ + MPFR_ASSERTD(ap[n-1] > ~ap[n-1]); if (MPFR_LIKELY(c0 == 0)) { /* Result is exact: no need of rounding! */ - ap = MPFR_MANT(a); - mpn_sub_n (ap, bp, cp, n); - MPFR_SET_EXP(a, bx); /* No expo overflow! */ - /* No truncate or normalize is needed */ - MPFR_ASSERTD(ap[n-1] > ~ap[n-1]); - /* No rounding is necessary since the result is exact */ MPFR_TMP_FREE(marker); return 0; } - ap = MPFR_MANT(a); - mask = ~MPFR_LIMB_MASK(sh); - cp[0] &= mask; /* Delete last bit of c */ - mpn_sub_n (ap, bp, cp, n); - MPFR_SET_EXP(a, bx); /* No expo overflow! */ MPFR_ASSERTD( !(ap[0] & ~mask) ); /* Check last bits */ /* No normalize is needed */ - MPFR_ASSERTD(ap[n-1] > ~ap[n-1]); - /* Rounding is necessary since c0 = 1*/ + /* Rounding is necessary since c0 = 1 */ /* Cp =-1 and C'p+1=0 */ bcp = 1; bcp1 = 0; - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + + if (rnd_mode == MPFR_RNDF) + goto truncate; /* low(b) = 0 and low(c) is 0 or 1/2 ulp(b), thus + low(b) - low(c) = 0 or -1/2 ulp(b) */ + else if (rnd_mode == MPFR_RNDN) { - /* Even Rule apply: Check Ap-1 */ - if (MPFR_LIKELY( (ap[0] & (MPFR_LIMB_ONE<<sh)) == 0) ) + /* Even Rule apply: Check last bit of a. */ + if (MPFR_LIKELY( (ap[0] & (MPFR_LIMB_ONE << sh)) == 0) ) goto truncate; else goto sub_one_ulp; @@ -343,14 +1330,23 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) } else if (MPFR_LIKELY(limb < MPFR_LIMB_HIGHBIT)) { - /* We lose at least one bit of prec */ - /* Calcul of 2*b-c (Exact) */ - /* Shift b in the allocated temporary block */ + /* |b| - |c| <= (W/2-1)*W^k + W^k-1 = 1/2*W^n - 1 */ + /* The exponent decreases by one. */ SubD1Lose: + ap = MPFR_MANT(a); + /* Compute 2*b-c (Exact) */ + /* Experiments with __gmpn_rsblsh_n show that it is not always + faster than mpn_lshift + mpn_sub_n, thus we don't enable it + for now (HAVE___GMPN_RSBLSH_N -> HAVE___GMPN_RSBLSH_Nxxx). */ +#if defined(WANT_GMP_INTERNALS) && defined(HAVE___GMPN_RSBLSH_Nxxx) + /* {ap, n} = 2*{bp, n} - {cp, n} */ + __gmpn_rsblsh_n (ap, MPFR_MANT(c), MPFR_MANT(b), n, 1); +#else bp = MPFR_TMP_LIMBS_ALLOC (n); + /* Shift b in the allocated temporary block */ mpn_lshift (bp, MPFR_MANT(b), n, 1); - ap = MPFR_MANT(a); mpn_sub_n (ap, bp, cp, n); +#endif bx--; goto ExactNormalize; } @@ -363,42 +1359,55 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* If k==-1 => We don't lose any bit AND the result is 100000000000 0000000000 00000000000 */ mp_limb_t carry; - do { - carry = cp[k]&MPFR_LIMB_ONE; - k--; - } while (k>=0 && - bp[k]==(carry=cp[k]/2+(carry<<(GMP_NUMB_BITS-1)))); - if (MPFR_UNLIKELY(k<0)) + do + { + carry = cp[k] << (GMP_NUMB_BITS - 1); + if (--k < 0) + break; + carry += cp[k] >> 1; + } + while (bp[k] == carry); + if (MPFR_UNLIKELY(k < 0)) { - /*If carry then (sh==0 and Virtual c'[-1] > Virtual b[-1]) */ - if (MPFR_UNLIKELY(carry)) /* carry = cp[0]&MPFR_LIMB_ONE */ + ap = MPFR_MANT (a); + if (MPFR_UNLIKELY(carry)) { - /* FIXME: Can be faster? */ - MPFR_ASSERTD(sh == 0); - goto SubD1Lose; + /* If carry then necessarily the precision is an exact + multiple of GMP_NUMB_BITS, and we lose one bit, + thus the (exact) result is a power of 2 minus 1. */ + memset (ap, -1, n * MPFR_BYTES_PER_MP_LIMB); + MPFR_SET_EXP (a, bx - 1); + /* No underflow is possible since cx = bx-1 is a valid + exponent. */ } - /* Result is a power of 2 */ - ap = MPFR_MANT (a); - MPN_ZERO (ap, n); - ap[n-1] = MPFR_LIMB_HIGHBIT; - MPFR_SET_EXP (a, bx); /* No expo overflow! */ - /* No Normalize is needed*/ + else + { + /* No carry: result is a power of 2. */ + MPN_ZERO (ap, n - 1); + ap[n-1] = MPFR_LIMB_HIGHBIT; + MPFR_SET_EXP (a, bx); /* No expo overflow! */ + } + /* No Normalize is needed */ /* No Rounding is needed */ MPFR_TMP_FREE (marker); return 0; } /* carry = cp[k]/2+(cp[k-1]&1)<<(GMP_NUMB_BITS-1) = c'[k]*/ else if (bp[k] > carry) - goto SubD1NoLose; + goto SubD1NoLose; /* |b|-|c| >= 1/2*W^n */ else { - MPFR_ASSERTD(bp[k]<carry); - goto SubD1Lose; + MPFR_ASSERTD(bp[k] < carry); + goto SubD1Lose; /* |b|-|c| <= 1/2*W^n-1 and is exact */ } } } } - else if (MPFR_UNLIKELY(d >= p)) + else if (MPFR_UNLIKELY(d >= p)) /* the difference of exponents is larger + than the precision of all operands, thus + the result is either b or b - 1 ulp, + with a possible exact result when + d = p, b = 2^e and c = 1/2 ulp(b) */ { ap = MPFR_MANT(a); MPFR_UNSIGNED_MINUS_MODULO(sh, p); @@ -419,24 +1428,31 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY(cp[n-1] == MPFR_LIMB_HIGHBIT)) { mp_size_t k = n-1; - do { + do k--; - } while (k>=0 && cp[k]==0); - bcp1 = (k>=0); + while (k >= 0 && cp[k] == 0); + bcp1 = (k >= 0); } else bcp1 = 1; } - DEBUG( printf("(D=P) Cp=-1 Cp+1=%d C'p+1=%d \n", bbcp!=0, bcp1!=0) ); + /* printf("(D=P) Cp=-1 Cp+1=%d C'p+1=%d \n", bbcp!=0, bcp1!=0); */ bp = MPFR_MANT (b); - /* Even if src and dest overlap, it is ok using MPN_COPY */ - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + /* Even if src and dest overlap, it is OK using MPN_COPY */ + if (MPFR_LIKELY(rnd_mode == MPFR_RNDF)) + /* then d = p, and subtracting one ulp of b is ok even in the + exact case b = 2^e and c = 1/2 ulp(b) */ { - if (MPFR_UNLIKELY( bcp && bcp1==0 )) + MPN_COPY(ap, bp, n); + goto sub_one_ulp; + } + else if (rnd_mode == MPFR_RNDN) + { + if (MPFR_UNLIKELY (bcp != 0 && bcp1 == 0)) /* Cp=-1 and C'p+1=0: Even rule Apply! */ /* Check Ap-1 = Bp-1 */ - if ((bp[0] & (MPFR_LIMB_ONE<<sh)) == 0) + if ((bp[0] & (MPFR_LIMB_ONE << sh)) == 0) { MPN_COPY(ap, bp, n); goto truncate; @@ -460,7 +1476,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { /* Cp=0, Cp+1=-1 if d==p+1, C'p+1=-1 */ bcp = 0; bbcp = (d==p+1); bcp1 = 1; - DEBUG( printf("(D>P) Cp=%d Cp+1=%d C'p+1=%d\n", bcp!=0,bbcp!=0,bcp1!=0) ); + /* printf("(D>P) Cp=%d Cp+1=%d C'p+1=%d\n", bcp!=0,bbcp!=0,bcp1!=0); */ /* Need to compute C'p+2 if d==p+1 and if rnd_mode=NEAREST (Because of a very improbable case) */ if (MPFR_UNLIKELY(d==p+1 && rnd_mode==MPFR_RNDN)) @@ -469,19 +1485,19 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY(cp[n-1] == MPFR_LIMB_HIGHBIT)) { mp_size_t k = n-1; - do { + do k--; - } while (k>=0 && cp[k]==0); - bbcp1 = (k>=0); + while (k >= 0 && cp[k] == 0); + bbcp1 = (k >= 0); } else bbcp1 = 1; - DEBUG( printf("(D>P) C'p+2=%d\n", bbcp1!=0) ); + /* printf("(D>P) C'p+2=%d\n", bbcp1!=0); */ } /* Copy mantissa B in A */ MPN_COPY(ap, MPFR_MANT(b), n); /* Round */ - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + if (rnd_mode == MPFR_RNDF || rnd_mode == MPFR_RNDN) goto truncate; MPFR_UPDATE_RND_MODE(rnd_mode, MPFR_IS_NEG(a)); if (rnd_mode == MPFR_RNDZ) @@ -490,13 +1506,12 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) goto truncate; } } - else + else /* case 2 <= d < p */ { mpfr_uexp_t dm; mp_size_t m; mp_limb_t mask; - /* General case: 2 <= d < p */ MPFR_UNSIGNED_MINUS_MODULO(sh, p); cp = MPFR_TMP_LIMBS_ALLOC (n); @@ -506,7 +1521,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY(dm == 0)) { /* dm = 0 and m > 0: Just copy */ - MPFR_ASSERTD(m!=0); + MPFR_ASSERTD(m != 0); MPN_COPY(cp, MPFR_MANT(c)+m, n-m); MPN_ZERO(cp+n-m, m); } @@ -523,16 +1538,16 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) MPN_ZERO(cp+n-m, m); } - DEBUG( mpfr_print_mant_binary("Before", MPFR_MANT(c), p) ); - DEBUG( mpfr_print_mant_binary("B= ", MPFR_MANT(b), p) ); - DEBUG( mpfr_print_mant_binary("After ", cp, p) ); + /* mpfr_print_mant_binary("Before", MPFR_MANT(c), p); */ + /* mpfr_print_mant_binary("B= ", MPFR_MANT(b), p); */ + /* mpfr_print_mant_binary("After ", cp, p); */ /* Compute bcp=Cp and bcp1=C'p+1 */ if (MPFR_LIKELY(sh)) { /* Try to compute them from C' rather than C (FIXME: Faster?) */ bcp = (cp[0] & (MPFR_LIMB_ONE<<(sh-1))) ; - if (MPFR_LIKELY( cp[0] & MPFR_LIMB_MASK(sh-1) )) + if (cp[0] & MPFR_LIMB_MASK(sh-1)) bcp1 = 1; else { @@ -540,7 +1555,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Start from bit x=p-d+sh in mantissa C (+sh since we have already looked sh bits in C'!) */ mpfr_prec_t x = p-d+sh-1; - if (MPFR_LIKELY(x>p)) + if (x > p) /* We are already looked at all the bits of c, so C'p+1 = 0*/ bcp1 = 0; else @@ -548,9 +1563,8 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mp_limb_t *tp = MPFR_MANT(c); mp_size_t kx = n-1 - (x / GMP_NUMB_BITS); mpfr_prec_t sx = GMP_NUMB_BITS-1-(x%GMP_NUMB_BITS); - DEBUG (printf ("(First) x=%lu Kx=%ld Sx=%lu\n", - (unsigned long) x, (long) kx, - (unsigned long) sx)); + /* printf ("(First) x=%lu Kx=%ld Sx=%lu\n", + (unsigned long) x, (long) kx, (unsigned long) sx); */ /* Looks at the last bits of limb kx (if sx=0 does nothing)*/ if (tp[kx] & MPFR_LIMB_MASK(sx)) bcp1 = 1; @@ -558,9 +1572,9 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) { /*kx += (sx==0);*/ /*If sx==0, tp[kx] hasn't been checked*/ - do { + do kx--; - } while (kx>=0 && tp[kx]==0); + while (kx >= 0 && tp[kx] == 0); bcp1 = (kx >= 0); } } @@ -582,17 +1596,17 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) else { /*kx += (sx==0);*/ /*If sx==0, tp[kx] hasn't been checked*/ - do { + do kx--; - } while (kx>=0 && tp[kx]==0); - bcp1 = (kx>=0); + while (kx >= 0 && tp[kx] == 0); + bcp1 = (kx >= 0); } } - DEBUG( printf("sh=%lu Cp=%d C'p+1=%d\n", sh, bcp!=0, bcp1!=0) ); + /* printf("sh=%lu Cp=%d C'p+1=%d\n", sh, bcp!=0, bcp1!=0); */ /* Check if we can lose a bit, and if so compute Cp+1 and C'p+2 */ bp = MPFR_MANT(b); - if (MPFR_UNLIKELY((bp[n-1]-cp[n-1]) <= MPFR_LIMB_HIGHBIT)) + if (MPFR_UNLIKELY (bp[n-1] - cp[n-1] <= MPFR_LIMB_HIGHBIT)) { /* We can lose a bit so we precompute Cp+1 and C'p+2 */ /* Test for trivial case: since C'p+1=0, Cp+1=0 and C'p+2 =0 */ @@ -608,28 +1622,28 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mp_limb_t *tp = MPFR_MANT(c); /* Start from bit x=(p+1)-d in mantissa C */ mpfr_prec_t x = p+1-d; - mp_size_t kx = n-1 - (x/GMP_NUMB_BITS); - mpfr_prec_t sx = GMP_NUMB_BITS-1-(x%GMP_NUMB_BITS); + mp_size_t kx = n-1 - (x / GMP_NUMB_BITS); + mpfr_prec_t sx = GMP_NUMB_BITS-1 - (x % GMP_NUMB_BITS); + MPFR_ASSERTD(p > d); - DEBUG (printf ("(pre) x=%lu Kx=%ld Sx=%lu\n", - (unsigned long) x, (long) kx, - (unsigned long) sx)); + /* printf ("(pre) x=%lu Kx=%ld Sx=%lu\n", + (unsigned long) x, (long) kx, (unsigned long) sx); */ bbcp = (tp[kx] & (MPFR_LIMB_ONE<<sx)) ; /* Looks at the last bits of limb kx (If sx=0, does nothing)*/ /* If Cp+1=0, since C'p+1!=0, C'p+2=1 ! */ - if (MPFR_LIKELY(bbcp==0 || (tp[kx]&MPFR_LIMB_MASK(sx)))) + if (MPFR_LIKELY (bbcp == 0 || (tp[kx] & MPFR_LIMB_MASK(sx)))) bbcp1 = 1; else { /*kx += (sx==0);*/ /*If sx==0, tp[kx] hasn't been checked*/ - do { + do kx--; - } while (kx>=0 && tp[kx]==0); - bbcp1 = (kx>=0); - DEBUG (printf ("(Pre) Scan done for %ld\n", (long) kx)); + while (kx >= 0 && tp[kx] == 0); + bbcp1 = (kx >= 0); + /* printf ("(Pre) Scan done for %ld\n", (long) kx); */ } } /*End of Bcp1 != 0*/ - DEBUG( printf("(Pre) Cp+1=%d C'p+2=%d\n", bbcp!=0, bbcp1!=0) ); + /* printf("(Pre) Cp+1=%d C'p+2=%d\n", bbcp!=0, bbcp1!=0); */ } /* End of "can lose a bit" */ /* Clean shifted C' */ @@ -639,7 +1653,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Subtract the mantissa c from b in a */ ap = MPFR_MANT(a); mpn_sub_n (ap, bp, cp, n); - DEBUG( mpfr_print_mant_binary("Sub= ", ap, p) ); + /* mpfr_print_mant_binary("Sub= ", ap, p); */ /* Normalize: we lose at max one bit*/ if (MPFR_UNLIKELY(MPFR_LIMB_MSB(ap[n-1]) == 0)) @@ -648,8 +1662,8 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Ap >= 010000xxx001 */ mpn_lshift(ap, ap, n, 1); /* Ap >= 100000xxx010 */ - if (MPFR_UNLIKELY(bcp!=0)) /* Check if Cp = -1 */ - /* Since Cp == -1, we have to substract one more */ + if (MPFR_UNLIKELY(bcp != 0)) /* Check if Cp = -1 */ + /* Since Cp == -1, we have to subtract one more */ { mpn_sub_1(ap, ap, n, MPFR_LIMB_ONE<<sh); MPFR_ASSERTD(MPFR_LIMB_MSB(ap[n-1]) != 0); @@ -658,21 +1672,23 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Final exponent -1 since we have shifted the mantissa */ bx--; /* Update bcp and bcp1 */ - MPFR_ASSERTN(bbcp != (mp_limb_t) -1); - MPFR_ASSERTN(bbcp1 != (mp_limb_t) -1); + MPFR_ASSERTD(bbcp != MPFR_LIMB_MAX); + MPFR_ASSERTD(bbcp1 != MPFR_LIMB_MAX); bcp = bbcp; bcp1 = bbcp1; - /* We dont't have anymore a valid Cp+1! + /* We don't have anymore a valid Cp+1! But since Ap >= 100000xxx001, the final sub can't unnormalize!*/ } MPFR_ASSERTD( !(ap[0] & ~mask) ); /* Rounding */ - if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) + if (MPFR_LIKELY(rnd_mode == MPFR_RNDF)) + goto truncate; + else if (MPFR_LIKELY(rnd_mode == MPFR_RNDN)) { - if (MPFR_LIKELY(bcp==0)) + if (MPFR_LIKELY(bcp == 0)) goto truncate; - else if ((bcp1) || ((ap[0] & (MPFR_LIMB_ONE<<sh)) != 0)) + else if (bcp1 != 0 || (ap[0] & (MPFR_LIMB_ONE << sh)) != 0) goto sub_one_ulp; else goto truncate; @@ -680,7 +1696,7 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) /* Update rounding mode */ MPFR_UPDATE_RND_MODE(rnd_mode, MPFR_IS_NEG(a)); - if (rnd_mode == MPFR_RNDZ && (MPFR_LIKELY(bcp || bcp1))) + if (rnd_mode == MPFR_RNDZ && MPFR_LIKELY (bcp != 0 || bcp1 != 0)) goto sub_one_ulp; goto truncate; } @@ -691,37 +1707,40 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) mpn_sub_1 (ap, ap, n, MPFR_LIMB_ONE << sh); /* Result should be smaller than exact value: inexact=-1 */ inexact = -1; - /* Check normalisation */ - if (MPFR_UNLIKELY(MPFR_LIMB_MSB(ap[n-1]) == 0)) + /* Check normalization */ + if (MPFR_UNLIKELY(ap[n-1] < MPFR_LIMB_HIGHBIT)) { /* ap was a power of 2, and we lose a bit */ /* Now it is 0111111111111111111[00000 */ - mpn_lshift(ap, ap, n, 1); + /* The following 2 lines are equivalent to: mpn_lshift(ap, ap, n, 1); */ + ap[0] <<= 1; + ap[n-1] |= MPFR_LIMB_HIGHBIT; bx--; /* And the lost bit x depends on Cp+1, and Cp */ - /* Compute Cp+1 if it isn't already compute (ie d==1) */ - /* FIXME: Is this case possible? */ - if (MPFR_UNLIKELY(d == 1)) - bbcp = 0; - DEBUG( printf("(SubOneUlp)Cp=%d, Cp+1=%d C'p+1=%d\n", bcp!=0,bbcp!=0,bcp1!=0)); + /* Compute Cp+1 if it isn't already computed (ie d==1) */ + /* Note: we can't have d = 1 here, since the only "goto sub_one_ulp" + for d = 1 are in the "SubD1NoLose" case, and in that case + |b|-|c| >= 1/2*W^n, thus round(|b|-|c|) >= 1/2*W^n, and ap[n-1] + cannot go below MPFR_LIMB_HIGHBIT. */ + /* printf("(SubOneUlp)Cp=%d, Cp+1=%d C'p+1=%d\n", bcp!=0,bbcp!=0,bcp1!=0); */ /* Compute the last bit (Since we have shifted the mantissa) - we need one more bit!*/ - MPFR_ASSERTN(bbcp != (mp_limb_t) -1); - if ( (rnd_mode == MPFR_RNDZ && bcp==0) - || (rnd_mode==MPFR_RNDN && bbcp==0) - || (bcp && bcp1==0) ) /*Exact result*/ + we need one more bit! */ + MPFR_ASSERTD(bbcp != MPFR_LIMB_MAX); + if ((rnd_mode == MPFR_RNDZ && bcp == 0) || + (rnd_mode == MPFR_RNDN && bbcp == 0) || + (bcp != 0 && bcp1 == 0)) /* Exact result */ { - ap[0] |= MPFR_LIMB_ONE<<sh; + ap[0] |= MPFR_LIMB_ONE << sh; if (rnd_mode == MPFR_RNDN) inexact = 1; - DEBUG( printf("(SubOneUlp) Last bit set\n") ); + /* printf("(SubOneUlp) Last bit set\n"); */ } /* Result could be exact if C'p+1 = 0 and rnd == Zero since we have had one more bit to the result */ /* Fixme: rnd_mode == MPFR_RNDZ needed ? */ - if (bcp1==0 && rnd_mode==MPFR_RNDZ) + if (rnd_mode == MPFR_RNDZ && bcp1 == 0) { - DEBUG( printf("(SubOneUlp) Exact result\n") ); + /* printf("(SubOneUlp) Exact result\n"); */ inexact = 0; } } @@ -744,46 +1763,43 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if (MPFR_UNLIKELY(ap[n-1] == MPFR_LIMB_HIGHBIT)) { mp_size_t k = n-1; - do { + do k--; - } while (k>=0 && ap[k]==0); - if (MPFR_UNLIKELY(k<0)) + while (k >= 0 && ap[k] == 0); + if (MPFR_UNLIKELY (k < 0)) { /* It is a power of 2! */ /* Compute Cp+1 if it isn't already compute (ie d==1) */ - /* FIXME: Is this case possible? */ - if (d == 1) - bbcp=0; - DEBUG( printf("(Truncate) Cp=%d, Cp+1=%d C'p+1=%d C'p+2=%d\n", \ - bcp!=0, bbcp!=0, bcp1!=0, bbcp1!=0) ); - MPFR_ASSERTN(bbcp != (mp_limb_t) -1); - MPFR_ASSERTN((rnd_mode != MPFR_RNDN) || (bcp != 0) || (bbcp == 0) || (bbcp1 != (mp_limb_t) -1)); - if (((rnd_mode != MPFR_RNDZ) && bcp) - || - ((rnd_mode == MPFR_RNDN) && (bcp == 0) && (bbcp) && (bbcp1))) - { - DEBUG( printf("(Truncate) Do sub\n") ); + /* Note: if d=1, we have {a, n} > 1/2*W^n, thus we cannot have k < 0. */ + /* printf("(Truncate) Cp=%d, Cp+1=%d C'p+1=%d C'p+2=%d\n", + bcp!=0, bbcp!=0, bcp1!=0, bbcp1!=0); */ + MPFR_ASSERTD(bbcp != MPFR_LIMB_MAX); + MPFR_ASSERTD(rnd_mode != MPFR_RNDN || bcp != 0 || + bbcp == 0 || bbcp1 != MPFR_LIMB_MAX); + if ((rnd_mode != MPFR_RNDZ && bcp != 0) || + (rnd_mode == MPFR_RNDN && bcp == 0 && bbcp != 0 && bbcp1 != 0)) + { + /* printf("(Truncate) Do sub\n"); */ mpn_sub_1 (ap, ap, n, MPFR_LIMB_ONE << sh); - mpn_lshift(ap, ap, n, 1); - ap[0] |= MPFR_LIMB_ONE<<sh; + ap[n-1] |= MPFR_LIMB_HIGHBIT; bx--; /* FIXME: Explain why it works (or why not)... */ - inexact = (bcp1 == 0) ? 0 : (rnd_mode==MPFR_RNDN) ? -1 : 1; + inexact = (bcp1 == 0) ? 0 : (rnd_mode == MPFR_RNDN) ? -1 : 1; goto end_of_sub; } } } /* Calcul of Inexact flag.*/ - inexact = MPFR_LIKELY(bcp || bcp1) ? 1 : 0; + inexact = (bcp != 0 || bcp1 != 0); end_of_sub: - /* Update Expo */ - /* FIXME: Is this test really useful? + /* Update Exponent */ + /* bx >= emin. Proof: If d==0 : Exact case. This is never called. if 1 < d < p : bx=MPFR_EXP(b) or MPFR_EXP(b)-1 > MPFR_EXP(c) > emin if d == 1 : bx=MPFR_EXP(b). If we could lose any bits, the exact - normalisation is called. + normalization is called. if d >= p : bx=MPFR_EXP(b) >= MPFR_EXP(c) + p > emin After SubOneUlp, we could have one bit less. if 1 < d < p : bx >= MPFR_EXP(b)-2 >= MPFR_EXP(c) > emin @@ -791,18 +1807,6 @@ mpfr_sub1sp (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode) if d >= p : bx >= MPFR_EXP(b)-1 > emin since p>=2. */ MPFR_ASSERTD( bx >= __gmpfr_emin); - /* - if (MPFR_UNLIKELY(bx < __gmpfr_emin)) - { - DEBUG( printf("(Final Underflow)\n") ); - if (rnd_mode == MPFR_RNDN && - (bx < __gmpfr_emin - 1 || - (inexact >= 0 && mpfr_powerof2_raw (a)))) - rnd_mode = MPFR_RNDZ; - MPFR_TMP_FREE(marker); - return mpfr_underflow (a, rnd_mode, MPFR_SIGN(a)); - } - */ MPFR_SET_EXP (a, bx); MPFR_TMP_FREE(marker); diff --git a/Build/source/libs/mpfr/mpfr-src/src/sub_d.c b/Build/source/libs/mpfr/mpfr-src/src/sub_d.c index fc542c2f2be..b61fefb5359 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sub_d.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sub_d.c @@ -28,6 +28,7 @@ mpfr_sub_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) { int inexact; mpfr_t d; + mp_limb_t tmp_man[MPFR_LIMBS_PER_DOUBLE]; MPFR_SAVE_EXPO_DECL (expo); MPFR_LOG_FUNC @@ -37,15 +38,14 @@ mpfr_sub_d (mpfr_ptr a, mpfr_srcptr b, double c, mpfr_rnd_t rnd_mode) MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (d, IEEE_DBL_MANT_DIG); + MPFR_TMP_INIT1(tmp_man, d, IEEE_DBL_MANT_DIG); inexact = mpfr_set_d (d, c, rnd_mode); - MPFR_ASSERTN (inexact == 0); + MPFR_ASSERTD (inexact == 0); - mpfr_clear_flags (); + MPFR_CLEAR_FLAGS (); inexact = mpfr_sub (a, b, d, rnd_mode); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - mpfr_clear(d); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (a, inexact, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/sub_ui.c b/Build/source/libs/mpfr/mpfr-src/src/sub_ui.c index 63689dd5d8b..9bca863a3aa 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sub_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sub_ui.c @@ -27,35 +27,55 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., int mpfr_sub_ui (mpfr_ptr y, mpfr_srcptr x, unsigned long int u, mpfr_rnd_t rnd_mode) { - if (MPFR_LIKELY (u != 0)) /* if u=0, do nothing */ + MPFR_LOG_FUNC + (("x[%Pu]=%.*Rg u=%lu rnd=%d", + mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), + ("y[%Pu]=%.*Rg", mpfr_get_prec (y), mpfr_log_prec, y)); + + /* (unsigned long) 0 is assumed to be a real 0 (unsigned) */ + if (MPFR_UNLIKELY (u == 0)) + return mpfr_set (y, x, rnd_mode); + + /* This block is actually useless, but this is a minor optimization. */ + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) { - mpfr_t uu; - mp_limb_t up[1]; - unsigned long cnt; - int inex; - - MPFR_SAVE_EXPO_DECL (expo); - - MPFR_LOG_FUNC - (("x[%Pu]=%.*Rg u=%lu rnd=%d", - mpfr_get_prec(x), mpfr_log_prec, x, u, rnd_mode), - ("y[%Pu]=%.*Rg inexact=%d", - mpfr_get_prec(y), mpfr_log_prec, y, inex)); - - MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); - MPFR_ASSERTN (u == (mp_limb_t) u); - count_leading_zeros (cnt, (mp_limb_t) u); - *up = (mp_limb_t) u << cnt; - - /* Optimization note: Exponent save/restore operations may be - removed if mpfr_sub works even when uu is out-of-range. */ - MPFR_SAVE_EXPO_MARK (expo); - MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); - inex = mpfr_sub (y, x, uu, rnd_mode); - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range (y, inex, rnd_mode); + if (MPFR_IS_NAN (x)) + { + MPFR_SET_NAN (y); + MPFR_RET_NAN; + } + if (MPFR_IS_INF (x)) + { + MPFR_SET_INF (y); + MPFR_SET_SAME_SIGN (y, x); + MPFR_RET (0); /* +/-infinity is exact */ + } + /* The case x being zero is handled below: we can't use mpfr_set_si + as the opposite of u does not necessarily fit in a long. */ } - else - return mpfr_set (y, x, rnd_mode); + + /* Main code */ + { + mpfr_t uu; + mp_limb_t up[1]; + int cnt; + int inex; + MPFR_SAVE_EXPO_DECL (expo); + + MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); + MPFR_STAT_STATIC_ASSERT (MPFR_LIMB_MAX >= ULONG_MAX); + /* So, u fits in a mp_limb_t, which justifies the casts below. */ + MPFR_ASSERTD (u != 0); + count_leading_zeros (cnt, (mp_limb_t) u); + *up = (mp_limb_t) u << cnt; + + /* Optimization note: Exponent save/restore operations may be + removed if mpfr_sub works even when uu is out-of-range. */ + MPFR_SAVE_EXPO_MARK (expo); + MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); + inex = mpfr_sub (y, x, uu, rnd_mode); + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inex, rnd_mode); + } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/subnormal.c b/Build/source/libs/mpfr/mpfr-src/src/subnormal.c index 79ef58796f8..1b75ce8b7c8 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/subnormal.c +++ b/Build/source/libs/mpfr/mpfr-src/src/subnormal.c @@ -54,7 +54,7 @@ mpfr_subnormalize (mpfr_ptr y, int old_inexact, mpfr_rnd_t rnd) __gmpfr_emin + (mpfr_exp_t) MPFR_PREC (y) - 1))) MPFR_RET (old_inexact); - mpfr_set_underflow (); + MPFR_SET_UNDERFLOW (); sign = MPFR_SIGN (y); /* We have to emulate one bit rounding if EXP(y) = emin */ @@ -112,7 +112,7 @@ mpfr_subnormalize (mpfr_ptr y, int old_inexact, mpfr_rnd_t rnd) MPFR_RET (sign); } } - else /* Hard case: It is more or less the same problem than mpfr_cache */ + else /* Hard case: It is more or less the same problem as mpfr_cache */ { mpfr_t dest; mpfr_prec_t q; @@ -144,8 +144,11 @@ mpfr_subnormalize (mpfr_ptr y, int old_inexact, mpfr_rnd_t rnd) { if (SAME_SIGN (inexact, MPFR_INT_SIGN (y))) mpfr_nexttozero (dest); - else - mpfr_nexttoinf (dest); + else /* subnormal range, thus no overflow */ + { + mpfr_nexttoinf (dest); + MPFR_ASSERTD(!MPFR_IS_INF (dest)); + } inexact = -inexact; } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/sum.c b/Build/source/libs/mpfr/mpfr-src/src/sum.c index 425ce3d7512..9d6c71da9ae 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/sum.c +++ b/Build/source/libs/mpfr/mpfr-src/src/sum.c @@ -1,6 +1,6 @@ /* Sum -- efficiently sum a list of floating-point numbers -Copyright 2004-2017 Free Software Foundation, Inc. +Copyright 2014-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. This file is part of the GNU MPFR Library. @@ -20,316 +20,1366 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ -/* Reference: James Demmel and Yozo Hida, Fast and accurate floating-point - summation with application to computational geometry, Numerical Algorithms, - volume 37, number 1-4, pages 101--112, 2004. */ - -/* Note about the 3.1 branch and earlier: the "const" in the prototypes of - mpfr_sum and related functions is in an incorrect position. This bug is - present in the source only (since r3642); the MPFR manual is correct. - This is fixed in the trunk for the future MPFR 4.0.0. Let's not change - the 3.1 branch as it may be seen as an ABI breakage and this bug does - not have any consequence for the API. -*/ - #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" -/* I would really like to use "mpfr_srcptr const []" but the norm is buggy: - it doesn't automaticaly cast a "mpfr_ptr []" to "mpfr_srcptr const []" - if necessary. So the choice are: - mpfr_s ** : ok - mpfr_s *const* : ok - mpfr_s **const : ok - mpfr_s *const*const : ok - const mpfr_s *const* : no - const mpfr_s **const : no - const mpfr_s *const*const: no - VL: this is not a bug, but a feature. See the reason here: - http://c-faq.com/ansi/constmismatch.html -*/ -static void heap_sort (mpfr_srcptr *const, unsigned long, mpfr_srcptr *); -static void count_sort (mpfr_srcptr *const, unsigned long, mpfr_srcptr *, - mpfr_exp_t, mpfr_uexp_t); - -/* Either sort the tab in perm and returns 0 - Or returns 1 for +INF, -1 for -INF and 2 for NAN. - Also set *maxprec to the maximal precision of tab[0..n-1] and of the - initial value of *maxprec. +/* Note: In the prototypes, one uses + * + * const mpfr_ptr *x i.e.: __mpfr_struct *const *x + * + * instead of + * + * const mpfr_srcptr *x i.e.: const __mpfr_struct *const *x + * + * because here one has a double indirection and the type matching rules + * from the C standard in such a case are stricter and they would yield + * annoying errors for the user in practice. See: + * + * Why can't I pass a char ** to a function which expects a const char **? + * + * in the comp.lang.c FAQ: + * + * http://c-faq.com/ansi/constmismatch.html + */ + +/* See the doc/sum.txt file for the algorithm and a part of its proof +(this will later go into algorithms.tex). + +TODO [VL, after a discussion with James Demmel]: Compared to + James Demmel and Yozo Hida, Fast and accurate floating-point summation + with application to computational geometry, Numerical Algorithms, + volume 37, number 1-4, pages 101--112, 2004. +sorting is not necessary here. It is not done because in the most common +cases (where big cancellations are rare), it would take time and be +useless. However the lack of sorting increases the worst case complexity. +For instance, consider many inputs that cancel one another (two by two). +One would need n/2 iterations, where each iteration reads the exponent +of each input, therefore n*n/2 read operations. Using a worst-case sort +in O(n log n) could give a O(n log n) worst-case complexity. As we don't +want to slow down the most common cases, this could be done at the 3rd +iteration. But are there practical applications which would be used as +tests? + +Note: see the following paper and its references: +http://www.eecs.berkeley.edu/~hdnguyen/public/papers/ARITH21_Fast_Sum.pdf +VL: This is very different: + In MPFR In the paper & references + arbitrary precision fixed precision + correct rounding just reproducible rounding + integer operations floating-point operations + sequencial parallel (& sequential) */ -int -mpfr_sum_sort (mpfr_srcptr *const tab, unsigned long n, mpfr_srcptr *perm, - mpfr_prec_t *maxprec) + +#ifdef MPFR_COV_CHECK +int __gmpfr_cov_sum_tmd[MPFR_RND_MAX][2][2][3][2][2] = { 0 }; +#endif + +/* Update minexp (V) after detecting a potential integer overflow in + extreme cases (only a 32-bit ABI may be concerned in practice). + Instead of an assertion failure below, we could + 1. check that the ulp of each regular input has an exponent >= MPFR_EXP_MIN + (with an assertion failure if this is not the case); + 2. set minexp to MPFR_EXP_MIN and shift the accumulator accordingly + (the sum will then be exact). + However, such cases, which involve huge precisions, will probably + never occur in practice (at least with a 64-bit ABI) and are not + easily testable due to these huge precisions. Moreover, switching + to a 64-bit ABI would be a better solution for such computations. + So, let's leave this unimplemented. */ +#define SAFE_SUB(V,E,SH) \ + do \ + { \ + mpfr_prec_t sh = (SH); \ + MPFR_ASSERTN ((E) >= MPFR_EXP_MIN + sh); \ + V = (E) - sh; \ + } \ + while (0) + +/* Function sum_raw + * ================ + * + * Accumulate a new [minexp,maxexp[ block into (wp,ws). If e and err denote + * the exponents of the computed result and of the error bound respectively, + * while e - err is less than some given bound (due to cancellation), shift + * the accumulator and reiterate. + * + * Inputs: + * wp: pointer to the accumulator (least significant limb first). + * ws: size of the accumulator (in limbs). + * wq: precision of the accumulator (ws * GMP_NUMB_BITS). + * x: array of the input numbers. + * n: size of this array (number of inputs, regular or not). + * minexp: exponent of the least significant bit of the first block. + * maxexp: exponent of the first block (exponent of its MSB + 1). + * tp: pointer to a temporary area (pre-allocated). + * ts: size of this temporary area. + * logn: ceil(log2(rn)), where rn is the number of regular inputs. + * prec: lower bound for e - err (as described above). + * ep: pointer to mpfr_exp_t (see below), or a null pointer. + * minexpp: pointer to mpfr_exp_t (see below), or a null pointer. + * maxexpp: pointer to mpfr_exp_t (see below), or a null pointer. + * + * Preconditions: + * prec >= 1 + * wq >= logn + prec + 2 + * + * This function returns 0 if the accumulator is 0 (which implies that + * the exact sum for this sum_raw invocation is 0), otherwise the number + * of cancelled bits (>= 1), defined as the number of identical bits on + * the most significant part of the accumulator. In the latter case, it + * also returns the following data in variables passed by reference, if + * the pointers are not NULL: + * - in ep: the exponent e of the computed result; + * - in minexpp: the last value of minexp; + * - in maxexpp: the new value of maxexp (for the next iteration after + * the first invocation of sum_raw in the main code). + * + * Notes: + * - minexp is also the exponent of the least significant bit of the + * accumulator; + * - the temporary area must be large enough to hold a shifted input + * block, and the value of ts is used only when the full assertions + * are checked (i.e. with the --enable-assert configure option), to + * check that a buffer overflow doesn't occur; + * - contrary to the returned value of minexp (the value in the last + * iteration), the returned value of maxexp is the one for the next + * iteration (= maxexp2 of the last iteration). + */ +static mpfr_prec_t +sum_raw (mp_limb_t *wp, mp_size_t ws, mpfr_prec_t wq, const mpfr_ptr *x, + unsigned long n, mpfr_exp_t minexp, mpfr_exp_t maxexp, + mp_limb_t *tp, mp_size_t ts, int logn, mpfr_prec_t prec, + mpfr_exp_t *ep, mpfr_exp_t *minexpp, mpfr_exp_t *maxexpp) { - mpfr_exp_t min, max; - mpfr_uexp_t exp_num; - unsigned long i; - int sign_inf; - - sign_inf = 0; - min = MPFR_EMIN_MAX; - max = MPFR_EMAX_MIN; - for (i = 0; i < n; i++) + MPFR_LOG_FUNC + (("ws=%Pd ts=%Pd prec=%Pd", (mpfr_prec_t) ws, (mpfr_prec_t) ts, prec), + ("", 0)); + + /* The C code below requires prec >= 0 due to the use of unsigned + integer arithmetic on it. Actually the computation makes sense + only with prec >= 1 (otherwise one can't even know the sign of + the result), hence the following assertion. */ + MPFR_ASSERTD (prec >= 1); + + /* Consistency check. */ + MPFR_ASSERTD (wq == (mpfr_prec_t) ws * GMP_NUMB_BITS); + + /* The following precondition together with prec >= 1 will imply: + minexp - shiftq < maxexp2, as required by the algorithm. */ + MPFR_ASSERTD (wq >= logn + prec + 2); + + while (1) { - if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (tab[i]))) - { - if (MPFR_IS_NAN (tab[i])) - return 2; /* Return NAN code */ - else if (MPFR_IS_INF (tab[i])) + mpfr_exp_t maxexp2 = MPFR_EXP_MIN; + unsigned long i; + + MPFR_LOG_MSG (("sum_raw loop: " + "maxexp=%" MPFR_EXP_FSPEC "d " + "minexp=%" MPFR_EXP_FSPEC "d\n", + (mpfr_eexp_t) maxexp, (mpfr_eexp_t) minexp)); + + MPFR_ASSERTD (maxexp > minexp); + + for (i = 0; i < n; i++) + if (! MPFR_IS_SINGULAR (x[i])) /* Step 1 (see sum_raw in sum.txt) */ + { + mp_limb_t *dp, *vp; + mp_size_t ds, vs, vds; + mpfr_exp_t xe, vd; + mpfr_prec_t xq; + int tr; + + xe = MPFR_GET_EXP (x[i]); + xq = MPFR_GET_PREC (x[i]); + + vp = MPFR_MANT (x[i]); + vs = MPFR_PREC2LIMBS (xq); + vd = xe - vs * GMP_NUMB_BITS - minexp; + /* vd is the exponent of the least significant represented bit of + x[i] (including the trailing bits, whose value is 0) minus the + exponent of the least significant bit of the accumulator. To + make the code simpler, we won't try to filter out the trailing + bits of x[i]. */ + + /* Steps 2, 3, 4 (see sum_raw in sum.txt) */ + + if (vd < 0) + { + /* This covers the following cases: + * [-+- accumulator ---] + * [---|----- x[i] ------|--] + * | [----- x[i] --|--] + * | |[----- x[i] -----] + * | | [----- x[i] -----] + * maxexp minexp + */ + + /* Step 2 for subcase vd < 0 */ + + if (xe <= minexp) + { + /* x[i] is entirely after the LSB of the accumulator, + so that it will be ignored at this iteration. */ + if (xe > maxexp2) + { + maxexp2 = xe; + /* And since the exponent of x[i] is valid... */ + MPFR_ASSERTD (maxexp2 >= MPFR_EMIN_MIN); + } + continue; + } + + /* Step 3 for subcase vd < 0 */ + + /* If some significant bits of x[i] are after the LSB of the + accumulator, then maxexp2 will necessarily be minexp. */ + if (MPFR_LIKELY (xe - xq < minexp)) + maxexp2 = minexp; + + /* Step 4 for subcase vd < 0 */ + + /* We need to ignore the least |vd| significant bits of x[i]. + First, let's ignore the least vds = |vd| / GMP_NUMB_BITS + limbs. */ + vd = - vd; + vds = vd / GMP_NUMB_BITS; + vs -= vds; + MPFR_ASSERTD (vs > 0); /* see xe <= minexp test above */ + vp += vds; + vd -= vds * GMP_NUMB_BITS; + MPFR_ASSERTD (vd >= 0 && vd < GMP_NUMB_BITS); + + if (xe > maxexp) + { + vs -= (xe - maxexp) / GMP_NUMB_BITS; + MPFR_ASSERTD (vs > 0); + tr = (xe - maxexp) % GMP_NUMB_BITS; + } + else + tr = 0; + + if (vd != 0) + { + MPFR_ASSERTD (vs <= ts); + mpn_rshift (tp, vp, vs, vd); + vp = tp; + tr += vd; + if (tr >= GMP_NUMB_BITS) + { + vs--; + tr -= GMP_NUMB_BITS; + } + MPFR_ASSERTD (vs >= 1); + MPFR_ASSERTD (tr >= 0 && tr < GMP_NUMB_BITS); + if (tr != 0) + { + tp[vs-1] &= MPFR_LIMB_MASK (GMP_NUMB_BITS - tr); + tr = 0; + } + /* Truncation has now been taken into account. */ + MPFR_ASSERTD (tr == 0); + } + + dp = wp; + ds = ws; + } + else /* vd >= 0 */ + { + /* This covers the following cases: + * [-+- accumulator ---] + * [- x[i] -] | | + * [---|-- x[i] ------] | + * [------|-- x[i] ---------] + * | [- x[i] -] | + * maxexp minexp + */ + + /* Steps 2 and 3 for subcase vd >= 0 */ + + MPFR_ASSERTD (xe - xq >= minexp); /* see definition of vd */ + + /* Step 4 for subcase vd >= 0 */ + + /* We need to ignore the least vd significant bits + of the accumulator. First, let's ignore the least + vds = vd / GMP_NUMB_BITS limbs. -> (dp,ds) */ + vds = vd / GMP_NUMB_BITS; + ds = ws - vds; + if (ds <= 0) + continue; + dp = wp + vds; + vd -= vds * GMP_NUMB_BITS; + MPFR_ASSERTD (vd >= 0 && vd < GMP_NUMB_BITS); + + /* The low part of x[i] (to be determined) will have to be + shifted vd bits to the left if vd != 0. */ + + if (xe > maxexp) + { + vs -= (xe - maxexp) / GMP_NUMB_BITS; + if (vs <= 0) + continue; + tr = (xe - maxexp) % GMP_NUMB_BITS; + } + else + tr = 0; + + MPFR_ASSERTD (tr >= 0 && tr < GMP_NUMB_BITS && vs > 0); + + /* We need to consider the least significant vs limbs of x[i] + except the most significant tr bits. */ + + if (vd != 0) + { + mp_limb_t carry; + + MPFR_ASSERTD (vs <= ts); + carry = mpn_lshift (tp, vp, vs, vd); + tr -= vd; + if (tr < 0) + { + tr += GMP_NUMB_BITS; + MPFR_ASSERTD (vs + 1 <= ts); + tp[vs++] = carry; + } + MPFR_ASSERTD (tr >= 0 && tr < GMP_NUMB_BITS); + vp = tp; + } + } /* vd >= 0 */ + + MPFR_ASSERTD (vs > 0 && vs <= ds); + + /* We can't truncate the most significant limb of the input + (in case it hasn't been shifted to the temporary area). + So, let's ignore it now. It will be taken into account + via carry propagation after the addition. */ + if (tr != 0) + vs--; + + /* Step 5 (see sum_raw in sum.txt) */ + + if (MPFR_IS_POS (x[i])) + { + mp_limb_t carry; + + carry = vs > 0 ? mpn_add_n (dp, dp, vp, vs) : 0; + MPFR_ASSERTD (carry <= 1); + if (tr != 0) + carry += vp[vs] & MPFR_LIMB_MASK (GMP_NUMB_BITS - tr); + if (ds > vs) + mpn_add_1 (dp + vs, dp + vs, ds - vs, carry); + } + else + { + mp_limb_t borrow; + + borrow = vs > 0 ? mpn_sub_n (dp, dp, vp, vs) : 0; + MPFR_ASSERTD (borrow <= 1); + if (tr != 0) + borrow += vp[vs] & MPFR_LIMB_MASK (GMP_NUMB_BITS - tr); + if (ds > vs) + mpn_sub_1 (dp + vs, dp + vs, ds - vs, borrow); + } + } + + { + mpfr_prec_t cancel; /* number of cancelled bits */ + mp_size_t wi; /* index in the accumulator */ + mp_limb_t a, b; + int cnt; + + cancel = 0; + wi = ws - 1; + MPFR_ASSERTD (wi >= 0); + a = wp[wi] >> (GMP_NUMB_BITS - 1) ? MPFR_LIMB_MAX : MPFR_LIMB_ZERO; + + while (wi >= 0) + if ((b = wp[wi]) == a) { - if (sign_inf == 0) /* No previous INF */ - sign_inf = MPFR_SIGN (tab[i]); - else if (sign_inf != MPFR_SIGN (tab[i])) - return 2; /* Return NAN */ + cancel += GMP_NUMB_BITS; + wi--; + } + else + { + b ^= a; + MPFR_ASSERTD (b != 0); + count_leading_zeros (cnt, b); + cancel += cnt; + break; } - } - else - { - MPFR_ASSERTD (MPFR_IS_PURE_FP (tab[i])); - if (MPFR_GET_EXP (tab[i]) < min) - min = MPFR_GET_EXP(tab[i]); - if (MPFR_GET_EXP (tab[i]) > max) - max = MPFR_GET_EXP(tab[i]); - } - if (MPFR_PREC (tab[i]) > *maxprec) - *maxprec = MPFR_PREC (tab[i]); - } - if (MPFR_UNLIKELY (sign_inf != 0)) - return sign_inf; - exp_num = max - min + 1; - /* FIXME : better test */ - if (exp_num > n * MPFR_INT_CEIL_LOG2 (n)) - heap_sort (tab, n, perm); - else - count_sort (tab, n, perm, min, exp_num); - return 0; + if (wi >= 0 || a != MPFR_LIMB_ZERO) /* accumulator != 0 */ + { + mpfr_exp_t e; /* exponent of the computed result */ + mpfr_exp_t err; /* exponent of the error bound */ + + MPFR_LOG_MSG (("accumulator %s 0, cancel=%Pd\n", + a != MPFR_LIMB_ZERO ? "<" : ">", cancel)); + + MPFR_ASSERTD (cancel > 0); + e = minexp + wq - cancel; + MPFR_ASSERTD (e >= minexp); + err = maxexp2 + logn; /* OK even if maxexp2 == MPFR_EXP_MIN */ + + /* The absolute value of the truncated sum is in the binade + [2^(e-1),2^e] (closed on both ends due to two's complement). + The error is strictly less than 2^err (and is 0 if + maxexp2 == MPFR_EXP_MIN). */ + + /* This basically tests whether err <= e - prec without + potential integer overflow (since prec >= 0)... + Note that the maxexp2 == MPFR_EXP_MIN test is there just for + the potential corner case e - prec < MPFR_EXP_MIN + logn. + Such corner cases, involving specific huge-precision numbers, + are probably not supported in many places in MPFR, but this + test doesn't hurt... */ + if (maxexp2 == MPFR_EXP_MIN || + (err <= e && SAFE_DIFF (mpfr_uexp_t, e, err) >= prec)) + { + MPFR_LOG_MSG (("(err=%" MPFR_EXP_FSPEC "d) <= (e=%" + MPFR_EXP_FSPEC "d) - (prec=%Pd)\n", + (mpfr_eexp_t) err, (mpfr_eexp_t) e, prec)); + /* To avoid tests or copies, we consider the only two cases + that will occur in sum_aux. */ + MPFR_ASSERTD ((ep != NULL && + minexpp != NULL && + maxexpp != NULL) || + (ep == NULL && + minexpp == NULL && + maxexpp == NULL)); + if (ep != NULL) + { + *ep = e; + *minexpp = minexp; + *maxexpp = maxexp2; + } + MPFR_LOG_MSG (("return with minexp=%" MPFR_EXP_FSPEC + "d maxexp2=%" MPFR_EXP_FSPEC "d%s\n", + (mpfr_eexp_t) minexp, (mpfr_eexp_t) maxexp2, + maxexp2 == MPFR_EXP_MIN ? + " (MPFR_EXP_MIN)" : "")); + return cancel; + } + else + { + mpfr_exp_t diffexp; + mpfr_prec_t shiftq; + mpfr_size_t shifts; + int shiftc; + + MPFR_LOG_MSG (("e=%" MPFR_EXP_FSPEC "d err=%" MPFR_EXP_FSPEC + "d maxexp2=%" MPFR_EXP_FSPEC "d%s\n", + (mpfr_eexp_t) e, (mpfr_eexp_t) err, + (mpfr_eexp_t) maxexp2, + maxexp2 == MPFR_EXP_MIN ? + " (MPFR_EXP_MIN)" : "")); + + diffexp = err - e; + if (diffexp < 0) + diffexp = 0; + /* diffexp = max(0, err - e) */ + + MPFR_LOG_MSG (("diffexp=%" MPFR_EXP_FSPEC "d\n", + (mpfr_eexp_t) diffexp)); + + MPFR_ASSERTD (diffexp < cancel - 2); + shiftq = cancel - 2 - (mpfr_prec_t) diffexp; + /* equivalent to: minexp + wq - 2 - max(e,err) */ + MPFR_ASSERTD (shiftq > 0); + shifts = shiftq / GMP_NUMB_BITS; + shiftc = shiftq % GMP_NUMB_BITS; + MPFR_LOG_MSG (("shiftq = %Pd = %Pd * GMP_NUMB_BITS + %d\n", + shiftq, (mpfr_prec_t) shifts, shiftc)); + if (MPFR_LIKELY (shiftc != 0)) + mpn_lshift (wp + shifts, wp, ws - shifts, shiftc); + else + mpn_copyd (wp + shifts, wp, ws - shifts); + MPN_ZERO (wp, shifts); + /* Compute minexp = minexp - shiftq safely. */ + SAFE_SUB (minexp, minexp, shiftq); + MPFR_ASSERTD (minexp < maxexp2); + } + } + else if (maxexp2 == MPFR_EXP_MIN) + { + MPFR_LOG_MSG (("accumulator = 0, maxexp2 = MPFR_EXP_MIN\n", 0)); + return 0; + } + else + { + MPFR_LOG_MSG (("accumulator = 0, reiterate\n", 0)); + /* Compute minexp = maxexp2 - (wq - (logn + 1)) safely. */ + SAFE_SUB (minexp, maxexp2, wq - (logn + 1)); + /* Note: the logn + 1 corresponds to cq in the main code. */ + } + } + + maxexp = maxexp2; + } } -#define GET_EXP1(x) (MPFR_IS_ZERO (x) ? min : MPFR_GET_EXP (x)) -/* Performs a count sort of the entries */ -static void -count_sort (mpfr_srcptr *const tab, unsigned long n, - mpfr_srcptr *perm, mpfr_exp_t min, mpfr_uexp_t exp_num) +/**********************************************************************/ + +/* Generic case: all the inputs are finite numbers, + with at least 3 regular numbers. */ +static int +sum_aux (mpfr_ptr sum, const mpfr_ptr *x, unsigned long n, mpfr_rnd_t rnd, + mpfr_exp_t maxexp, unsigned long rn) { - unsigned long *account; - unsigned long target_rank, i; - MPFR_TMP_DECL(marker); + mp_limb_t *sump; + mp_limb_t *tp; /* pointer to a temporary area */ + mp_limb_t *wp; /* pointer to the accumulator */ + mp_size_t ts; /* size of the temporary area, in limbs */ + mp_size_t ws; /* size of the accumulator, in limbs */ + mp_size_t zs; /* size of the TMD accumulator, in limbs */ + mpfr_prec_t wq; /* size of the accumulator, in bits */ + int logn; /* ceil(log2(rn)) */ + int cq; + mpfr_prec_t sq; + int inex; + MPFR_TMP_DECL (marker); + + MPFR_LOG_FUNC + (("n=%lu rnd=%d maxexp=%" MPFR_EXP_FSPEC "d rn=%lu", + n, rnd, (mpfr_eexp_t) maxexp, rn), + ("sum[%Pu]=%.*Rg", mpfr_get_prec (sum), mpfr_log_prec, sum)); + + MPFR_ASSERTD (rn >= 3 && rn <= n); + + /* In practice, no integer overflow on the exponent. */ + MPFR_STAT_STATIC_ASSERT (MPFR_EXP_MAX - MPFR_EMAX_MAX >= + sizeof (unsigned long) * CHAR_BIT); + + /* Set up some variables and the accumulator. */ + + sump = MPFR_MANT (sum); + + /* rn is the number of regular inputs (the singular ones will be + ignored). Compute logn = ceil(log2(rn)). */ + logn = MPFR_INT_CEIL_LOG2 (rn); + MPFR_ASSERTD (logn >= 2); + + MPFR_LOG_MSG (("logn=%d maxexp=%" MPFR_EXP_FSPEC "d\n", + logn, (mpfr_eexp_t) maxexp)); + + sq = MPFR_GET_PREC (sum); + cq = logn + 1; - /* Reserve a place for potential 0 (with EXP min-1) - If there is no zero, we only lose one unused entry */ - min--; - exp_num++; + /* First determine the size of the accumulator. + * cq + sq + logn + 2 >= logn + sq + 5, which will be used later. + * The assertion wq - cq - sq >= 4 is another way to check that. + */ + ws = MPFR_PREC2LIMBS (cq + sq + logn + 2); + wq = (mpfr_prec_t) ws * GMP_NUMB_BITS; + MPFR_ASSERTD (wq - cq - sq >= 4); + + /* TODO: timings, comparing with a larger zs. */ + zs = MPFR_PREC2LIMBS (wq - sq); + + MPFR_LOG_MSG (("cq=%d sq=%Pd logn=%d wq=%Pd\n", cq, sq, logn, wq)); + + /* An input block will have up to wq - cq bits, and its shifted value + (to be correctly aligned) may take GMP_NUMB_BITS - 1 additional bits. */ + ts = MPFR_PREC2LIMBS (wq - cq + GMP_NUMB_BITS - 1); - /* Performs a counting sort of the entries */ MPFR_TMP_MARK (marker); - account = (unsigned long *) MPFR_TMP_ALLOC (exp_num * sizeof *account); - for (i = 0; i < exp_num; i++) - account[i] = 0; - for (i = 0; i < n; i++) - account[GET_EXP1 (tab[i]) - min]++; - for (i = exp_num - 1; i >= 1; i--) - account[i - 1] += account[i]; - for (i = 0; i < n; i++) - { - target_rank = --account[GET_EXP1 (tab[i]) - min]; - perm[target_rank] = tab[i]; - } + + /* Note: If the TMD does not occur, which should be the case for most + sums, allocating zs limbs is not necessary. However, we choose to + do this now (thus in all cases) because zs is very small, so that + the difference on the memory footprint will not be noticeable. + More precisely, zs is at most 2 in practice with the current code; + we may want to increase it in order to avoid performance issues in + some unlikely corner cases, but even in this case, it will remain + small. + One will have: + [------ ts ------][------ ws ------][- zs -] + The following would probably be better: + [------ ts ------] [------ ws ------] + [- zs -] + i.e. where the TMD accumulator (partially or completely) takes + some unneeded part of the temporary area in order to improve + data locality. But + * in low precision, data locality is regarded as ensured even + with the actual choice; + * in high precision, data locality for TMD resolution may not + be that important. + */ + tp = MPFR_TMP_LIMBS_ALLOC (ts + ws + zs); + wp = tp + ts; + + MPN_ZERO (wp, ws); /* zero the accumulator */ + + { + mpfr_exp_t minexp; /* exponent of the LSB of the block for sum_raw */ + mpfr_prec_t cancel; /* number of cancelled bits */ + mpfr_exp_t e; /* temporary exponent of the result */ + mpfr_exp_t u; /* temporary exponent of the ulp (quantum) */ + mp_limb_t lbit; /* last bit (useful if even rounding) */ + mp_limb_t rbit; /* rounding bit (corrected in halfway case) */ + int corr; /* correction term (from -1 to 2) */ + int sd, sh; /* shift counts */ + mp_size_t sn; /* size of the output number */ + int tmd; /* 0: the TMD does not occur + 1: the TMD occurs on a machine number + 2: the TMD occurs on a midpoint */ + int neg; /* 0 if positive sum, 1 if negative */ + int sgn; /* +1 if positive sum, -1 if negative */ + + MPFR_LOG_MSG (("Compute an approximation with sum_raw...\n", 0)); + + /* Compute minexp = maxexp - (wq - cq) safely. */ + SAFE_SUB (minexp, maxexp, wq - cq); + MPFR_ASSERTD (wq >= logn + sq + 5); + cancel = sum_raw (wp, ws, wq, x, n, minexp, maxexp, tp, ts, + logn, sq + 3, &e, &minexp, &maxexp); + + if (MPFR_UNLIKELY (cancel == 0)) + { + /* The exact sum is zero. Since not all inputs are 0, the sum + * is +0 except in MPFR_RNDD, as specified according to the + * IEEE 754 rules for the addition of two numbers. + */ + MPFR_SET_SIGN (sum, (rnd != MPFR_RNDD ? + MPFR_SIGN_POS : MPFR_SIGN_NEG)); + MPFR_SET_ZERO (sum); + MPFR_TMP_FREE (marker); + MPFR_RET (0); + } + + /* The absolute value of the truncated sum is in the binade + [2^(e-1),2^e] (closed on both ends due to two's complement). + The error is strictly less than 2^(maxexp + logn) (and is 0 + if maxexp == MPFR_EXP_MIN). */ + + u = e - sq; /* e being the exponent, u is the ulp of the target */ + + /* neg = 1 if negative, 0 if positive. */ + neg = wp[ws-1] >> (GMP_NUMB_BITS - 1); + MPFR_ASSERTD (neg == 0 || neg == 1); + + sgn = neg ? -1 : 1; + MPFR_ASSERTN (sgn == (neg ? MPFR_SIGN_NEG : MPFR_SIGN_POS)); + + MPFR_LOG_MSG (("neg=%d sgn=%d cancel=%Pd" + " e=%" MPFR_EXP_FSPEC "d" + " u=%" MPFR_EXP_FSPEC "d" + " maxexp=%" MPFR_EXP_FSPEC "d%s\n", + neg, sgn, cancel, (mpfr_eexp_t) e, (mpfr_eexp_t) u, + (mpfr_eexp_t) maxexp, + maxexp == MPFR_EXP_MIN ? " (MPFR_EXP_MIN)" : "")); + + if (rnd == MPFR_RNDF) + { + /* Rounding the approximate value to nearest (ties don't matter) is + sufficient. We need to get the rounding bit; the code is similar + to a part from the generic code (here, corr = rbit). */ + if (MPFR_LIKELY (u > minexp)) + { + mpfr_prec_t tq; + mp_size_t wi; + int td; + + tq = u - minexp; + MPFR_ASSERTD (tq > 0); /* number of trailing bits */ + MPFR_LOG_MSG (("tq=%Pd\n", tq)); + + wi = tq / GMP_NUMB_BITS; + td = tq % GMP_NUMB_BITS; + corr = td >= 1 ? ((wp[wi] >> (td - 1)) & MPFR_LIMB_ONE) : + (MPFR_ASSERTD (wi >= 1), wp[wi-1] >> (GMP_NUMB_BITS - 1)); + } + else + corr = 0; + inex = 0; /* not meaningful, but needs to have a value */ + } + else /* rnd != MPFR_RNDF */ + { + if (MPFR_LIKELY (u > minexp)) + { + mpfr_prec_t tq; + mp_size_t wi; + int td; + + tq = u - minexp; + MPFR_ASSERTD (tq > 0); /* number of trailing bits */ + MPFR_LOG_MSG (("tq=%Pd\n", tq)); + + wi = tq / GMP_NUMB_BITS; + + /* Determine the rounding bit, which is represented. */ + td = tq % GMP_NUMB_BITS; + lbit = (wp[wi] >> td) & MPFR_LIMB_ONE; + rbit = td >= 1 ? ((wp[wi] >> (td - 1)) & MPFR_LIMB_ONE) : + (MPFR_ASSERTD (wi >= 1), wp[wi-1] >> (GMP_NUMB_BITS - 1)); + MPFR_ASSERTD (rbit == 0 || rbit == 1); + MPFR_LOG_MSG (("rbit=%d\n", (int) rbit)); + + if (maxexp == MPFR_EXP_MIN) + { + /* The sum in the accumulator is exact. Determine inex: + inex = 0 if the final sum is exact, else 1, i.e. + inex = rounding bit || sticky bit. In round to nearest, + also determine the rounding direction: obtained from + the rounding bit possibly except in halfway cases. + Halfway cases are rounded toward -inf iff the last bit + of the truncated significand in two's complement is 0 + (in precision > 1, because the parity after rounding is + the same in two's complement and sign + magnitude; in + precision 1, one checks that the rule works for both + positive (lbit == 1) and negative (lbit == 0) numbers, + rounding halfway cases away from zero). */ + if (MPFR_LIKELY (rbit == 0 || (rnd == MPFR_RNDN && lbit == 0))) + { + /* We need to determine the sticky bit, either to set inex + (if the rounding bit is 0) or to possibly "correct" rbit + (round to nearest, halfway case rounded downward) from + which the rounding direction will be determined. */ + MPFR_LOG_MSG (("Determine the sticky bit...\n", 0)); + + inex = td >= 2 ? (wp[wi] & MPFR_LIMB_MASK (td - 1)) != 0 + : td == 0 ? + (MPFR_ASSERTD (wi >= 1), + (wp[--wi] & MPFR_LIMB_MASK (GMP_NUMB_BITS - 1)) != 0) + : 0; + + if (!inex) + { + while (!inex && wi > 0) + inex = wp[--wi] != 0; + if (!inex && rbit != 0) + { + /* sticky bit = 0, rounding bit = 1, + i.e. halfway case, which will be + rounded downward (see earlier if). */ + MPFR_ASSERTD (rnd == MPFR_RNDN); + inex = 1; + rbit = 0; /* even rounding downward */ + MPFR_LOG_MSG (("Halfway case rounded downward;" + " set inex=1 rbit=0\n", 0)); + } + } + } + else + inex = 1; + tmd = 0; /* We can round correctly -> no TMD. */ + } + else /* maxexp > MPFR_EXP_MIN */ + { + mpfr_exp_t d; + mp_limb_t limb, mask; + int nbits; + + /* Since maxexp was set to either the exponent of a x[i] or + to minexp... */ + MPFR_ASSERTD (maxexp >= MPFR_EMIN_MIN || maxexp == minexp); + + inex = 1; /* We do not know whether the sum is exact. */ + + MPFR_ASSERTD (u <= MPFR_EMAX_MAX && u <= minexp + wq); + d = u - (maxexp + logn); /* representable */ + MPFR_ASSERTD (d >= 3); /* due to prec = sq + 3 in sum_raw */ + + /* Let's see whether the TMD occurs by looking at the d bits + following the ulp bit, or the d-1 bits after the rounding + bit. */ + + /* First chunk after the rounding bit... It starts at: + (wi,td-2) if td >= 2, + (wi-1,td-2+GMP_NUMB_BITS) if td < 2. */ + if (td == 0) + { + MPFR_ASSERTD (wi >= 1); + limb = wp[--wi]; + mask = MPFR_LIMB_MASK (GMP_NUMB_BITS - 1); + nbits = GMP_NUMB_BITS; + } + else if (td == 1) + { + limb = wi >= 1 ? wp[--wi] : MPFR_LIMB_ZERO; + mask = MPFR_LIMB_MAX; + nbits = GMP_NUMB_BITS + 1; + } + else /* td >= 2 */ + { + MPFR_ASSERTD (td >= 2); + limb = wp[wi]; + mask = MPFR_LIMB_MASK (td - 1); + nbits = td; + } + + /* nbits: number of bits of the first chunk + 1 + (the +1 is for the rounding bit). */ + + if (nbits > d) + { + /* Some low significant bits must be ignored. */ + limb >>= nbits - d; + mask >>= nbits - d; + d = 0; + } + else + { + d -= nbits; + MPFR_ASSERTD (d >= 0); + } + + limb &= mask; + tmd = + limb == MPFR_LIMB_ZERO ? + (rbit == 0 ? 1 : rnd == MPFR_RNDN ? 2 : 0) : + limb == mask ? + (limb = MPFR_LIMB_MAX, + rbit != 0 ? 1 : rnd == MPFR_RNDN ? 2 : 0) : 0; + + while (tmd != 0 && d != 0) + { + mp_limb_t limb2; + + MPFR_ASSERTD (d > 0); + if (wi == 0) + { + /* The non-represented bits are 0's. */ + if (limb != MPFR_LIMB_ZERO) + tmd = 0; + break; + } + MPFR_ASSERTD (wi > 0); + limb2 = wp[--wi]; + if (d < GMP_NUMB_BITS) + { + int c = GMP_NUMB_BITS - d; + MPFR_ASSERTD (c > 0 && c < GMP_NUMB_BITS); + if ((limb2 >> c) != (limb >> c)) + tmd = 0; + break; + } + if (limb2 != limb) + tmd = 0; + d -= GMP_NUMB_BITS; + } + } + } + else /* u <= minexp */ + { + /* The exact value of the accumulator will be copied. + * The TMD occurs if and only if there are bits still + * not taken into account, and if it occurs, this is + * necessarily on a machine number (-> tmd = 1). + */ + lbit = u == minexp ? wp[0] & MPFR_LIMB_ONE : 0; + rbit = 0; + inex = tmd = maxexp != MPFR_EXP_MIN; + } + + MPFR_ASSERTD (rbit == 0 || rbit == 1); + + MPFR_LOG_MSG (("tmd=%d lbit=%d rbit=%d inex=%d neg=%d\n", + tmd, (int) lbit, (int) rbit, inex, neg)); + + /* Here, if the final sum is known to be exact, inex = 0, otherwise + * inex = 1. We have a truncated significand, a trailing term t such + * that 0 <= t < 1 ulp, and an error on the trailing term bounded by + * t' in absolute value. Thus the error e on the truncated significand + * satisfies -t' <= e < 1 ulp + t'. Thus one has 4 correction cases + * denoted by a corr value between -1 and 2 depending on e, neg, rbit, + * and the rounding mode: + * -1: equivalent to nextbelow; + * 0: the truncated significand is not corrected; + * 1: add 1 ulp; + * 2: add 1 ulp, then nextabove. + * The nextbelow and nextabove are used here since there may be a + * change of the binade. + */ + + if (tmd == 0) /* no TMD */ + { + switch (rnd) + { + case MPFR_RNDD: + corr = 0; + break; + case MPFR_RNDU: + corr = inex; + break; + case MPFR_RNDZ: + corr = inex && neg; + break; + case MPFR_RNDA: + corr = inex && !neg; + break; + default: + MPFR_ASSERTN (rnd == MPFR_RNDN); + /* Note: for halfway cases (maxexp == MPFR_EXP_MIN) that are + rounded downward, rbit has been changed to 0 so that corr + is set correctly. */ + corr = rbit; + } + MPFR_ASSERTD (corr == 0 || corr == 1); + if (inex && + corr == 0) /* two's complement significand decreased */ + inex = -1; + } + else /* tmd */ + { + mpfr_exp_t minexp2; + mpfr_prec_t cancel2; + mpfr_exp_t err; /* exponent of the error bound */ + mp_size_t zz; /* nb of limbs to zero in the TMD accumulator */ + mp_limb_t *zp; /* pointer to the TMD accumulator */ + mpfr_prec_t zq; /* size of the TMD accumulator, in bits */ + int sst; /* sign of the secondary term */ + + /* TMD case. Here we use a new variable minexp2, with the same + meaning as minexp, as we want to keep the minexp value for + the copy to the destination. */ + + MPFR_ASSERTD (maxexp > MPFR_EXP_MIN); + MPFR_ASSERTD (tmd == 1 || tmd == 2); + + /* TMD accumulator */ + zp = wp + ws; + zq = (mpfr_prec_t) zs * GMP_NUMB_BITS; + + err = maxexp + logn; + + MPFR_LOG_MSG (("TMD with" + " maxexp=%" MPFR_EXP_FSPEC "d" + " err=%" MPFR_EXP_FSPEC "d" + " zs=%Pd" + " zq=%Pd\n", + (mpfr_eexp_t) maxexp, (mpfr_eexp_t) err, + (mpfr_prec_t) zs, zq)); + + /* The d-1 bits from u-2 to u-d (= err) are identical. */ + + if (err >= minexp) + { + mpfr_prec_t tq; + mp_size_t wi; + int td; + + /* Let's keep the last 2 over the d-1 identical bits and the + following bits, i.e. the bits from err+1 to minexp. */ + tq = err - minexp + 2; /* tq = number of such bits */ + MPFR_LOG_MSG (("[TMD] tq=%Pd\n", tq)); + MPFR_ASSERTD (tq >= 2); + + wi = tq / GMP_NUMB_BITS; + td = tq % GMP_NUMB_BITS; + + if (td != 0) + { + wi++; /* number of words with represented bits */ + td = GMP_NUMB_BITS - td; + zz = zs - wi; + MPFR_ASSERTD (zz >= 0 && zz < zs); + mpn_lshift (zp + zz, wp, wi, td); + } + else + { + MPFR_ASSERTD (wi > 0); + zz = zs - wi; + MPFR_ASSERTD (zz >= 0 && zz < zs); + if (zz > 0) + MPN_COPY (zp + zz, wp, wi); + } + + /* Compute minexp2 = minexp - (zs * GMP_NUMB_BITS + td) + safely. */ + SAFE_SUB (minexp2, minexp, zz * GMP_NUMB_BITS + td); + MPFR_ASSERTD (minexp2 == err + 2 - zq); + } + else /* err < minexp */ + { + /* At least one of the identical bits is not represented, + meaning that it is 0 and all these bits are 0's. Thus + the accumulator will be 0. The new minexp is determined + from maxexp, with cq bits reserved to avoid an overflow + (as in the early steps). */ + MPFR_LOG_MSG (("[TMD] err < minexp\n", 0)); + zz = zs; + + /* Compute minexp2 = maxexp - (zq - cq) safely. */ + SAFE_SUB (minexp2, maxexp, zq - cq); + MPFR_ASSERTD (minexp2 == err + 1 - zq); + } + + MPN_ZERO (zp, zz); + + /* We need to determine the sign sst of the secondary term. + In sum_raw, since the truncated sum corresponding to this + secondary term will be in [2^(e-1),2^e] and the error + strictly less than 2^err, we can stop the iterations when + e - err >= 1 (this bound is the 11th argument of sum_raw). */ + cancel2 = sum_raw (zp, zs, zq, x, n, minexp2, maxexp, tp, ts, + logn, 1, NULL, NULL, NULL); + + if (cancel2 != 0) + sst = MPFR_LIMB_MSB (zp[zs-1]) == 0 ? 1 : -1; + else if (tmd == 1) + sst = 0; + else + { + /* For halfway cases, let's virtually eliminate them + by setting a sst equivalent to a non-halfway case, + which depends on the last bit of the pre-rounded + result. */ + MPFR_ASSERTD (rnd == MPFR_RNDN && tmd == 2); + sst = lbit != 0 ? 1 : -1; + } + + MPFR_LOG_MSG (("[TMD] tmd=%d rbit=%d sst=%d\n", + tmd, (int) rbit, sst)); + + /* Do not consider the corrected sst for MPFR_COV_SET */ + MPFR_COV_SET (sum_tmd[(int) rnd][tmd-1][rbit] + [cancel2 == 0 ? 1 : sst+1][neg][sq > MPFR_PREC_MIN]); + + inex = + MPFR_IS_LIKE_RNDD (rnd, sgn) ? (sst ? -1 : 0) : + MPFR_IS_LIKE_RNDU (rnd, sgn) ? (sst ? 1 : 0) : + (MPFR_ASSERTD (rnd == MPFR_RNDN), + tmd == 1 ? - sst : sst); + + if (tmd == 2 && sst == (rbit != 0 ? -1 : 1)) + corr = 1 - (int) rbit; + else if (MPFR_IS_LIKE_RNDD (rnd, sgn) && sst == -1) + corr = (int) rbit - 1; + else if (MPFR_IS_LIKE_RNDU (rnd, sgn) && sst == +1) + corr = (int) rbit + 1; + else + corr = (int) rbit; + } /* tmd */ + } /* rnd != MPFR_RNDF */ + + MPFR_LOG_MSG (("neg=%d corr=%d inex=%d\n", neg, corr, inex)); + + /* Sign handling (-> absolute value and sign), together with + rounding. The most common cases are corr = 0 and corr = 1 + as this is necessarily the case when the TMD did not occur. */ + + MPFR_ASSERTD (corr >= -1 && corr <= 2); + + MPFR_SIGN (sum) = sgn; + + /* Let's copy/shift the bits [max(u,minexp),e) to the + most significant part of the destination, and zero + the least significant part (there can be one only if + u < minexp). The trailing bits of the destination may + contain garbage at this point. */ + + sn = MPFR_PREC2LIMBS (sq); + sd = (mpfr_prec_t) sn * GMP_NUMB_BITS - sq; + sh = cancel % GMP_NUMB_BITS; + + MPFR_ASSERTD (sd >= 0 && sd < GMP_NUMB_BITS); + + if (MPFR_LIKELY (u > minexp)) + { + mp_size_t wi; + + /* Recompute the initial value of wi. */ + wi = (u - minexp) / GMP_NUMB_BITS; + if (MPFR_LIKELY (sh != 0)) + { + mp_size_t fi; + + fi = (e - minexp) / GMP_NUMB_BITS - (sn - 1); + MPFR_ASSERTD (fi == wi || fi == wi + 1); + mpn_lshift (sump, wp + fi, sn, sh); + if (fi != wi) + sump[0] |= wp[wi] >> (GMP_NUMB_BITS - sh); + } + else + { + MPFR_ASSERTD ((mpfr_prec_t) (ws - (wi + sn)) * GMP_NUMB_BITS + == cancel); + MPN_COPY (sump, wp + wi, sn); + } + } + else /* u <= minexp */ + { + mp_size_t en; + + en = (e - minexp + (GMP_NUMB_BITS - 1)) / GMP_NUMB_BITS; + if (MPFR_LIKELY (sh != 0)) + mpn_lshift (sump + sn - en, wp, en, sh); + else if (MPFR_UNLIKELY (en > 0)) + MPN_COPY (sump + sn - en, wp, en); + if (sn > en) + MPN_ZERO (sump, sn - en); + } + + /* Let's take the complement if the result is negative, and at + the same time, do the rounding and zero the trailing bits. + As this is valid only for precisions >= 2, there is special + code for precision 1 first. */ + + if (MPFR_UNLIKELY (sq == 1)) /* precision 1 */ + { + sump[0] = MPFR_LIMB_HIGHBIT; + e += neg ? 1 - corr : corr; + } + else if (neg) /* negative result with sq > 1 */ + { + MPFR_ASSERTD (MPFR_LIMB_MSB (sump[sn-1]) == 0); + + /* abs(x + corr) = - (x + corr) = com(x) + (1 - corr) */ + + /* We want to avoid separate mpn_com (or mpn_neg) and mpn_add_1 + (or mpn_sub_1) operations, as they could yield two loops in + some particular cases involving a long sequence of 0's in + the low significant bits (except the least significant bit, + which doesn't matter). */ + + if (corr <= 1) + { + mp_limb_t corr2; + + /* Here we can just do the correction operation on the + least significant limb, then do either a mpn_com or + a mpn_neg on the remaining limbs, depending on the + carry (BTW, mpn_neg is just a mpn_com with an initial + carry propagation: after some point, mpn_neg does a + complement). */ + + corr2 = (mp_limb_t) (1 - corr) << sd; + /* Note: If corr = -1, this can overflow to corr2 = 0. + This case is taken into account below. */ + + sump[0] = (~ (sump[0] | MPFR_LIMB_MASK (sd))) + corr2; + + if (sump[0] < corr2 || (corr2 == 0 && corr < 0)) + { + if (sn == 1 || ! mpn_neg (sump + 1, sump + 1, sn - 1)) + { + /* Note: The | is important when sump[sn-1] is not 0 + (this can occur with sn = 1 and corr = -1). TODO: + Add something to make sure that this is tested. */ + sump[sn-1] |= MPFR_LIMB_HIGHBIT; + e++; + } + } + else if (sn > 1) + mpn_com (sump + 1, sump + 1, sn - 1); + } + else /* corr == 2 */ + { + mp_limb_t corr2, c; + mp_size_t i = 1; + + /* We want to compute com(x) - 1, but GMP doesn't have an + operation for that. The fact is that a sequence of low + significant bits 1 is invariant. Starting at the first + low significant bit 0, we can do the complement with + mpn_com. */ + + corr2 = MPFR_LIMB_ONE << sd; + c = ~ (sump[0] | MPFR_LIMB_MASK (sd)); + sump[0] = c - corr2; + + if (c == 0) + { + while (MPFR_ASSERTD (i < sn), sump[i] == MPFR_LIMB_MAX) + i++; + sump[i] = (~ sump[i]) - 1; + i++; + } + + if (i < sn) + mpn_com (sump + i, sump + i, sn - i); + else if (MPFR_UNLIKELY (MPFR_LIMB_MSB (sump[sn-1]) == 0)) + { + /* Happens on 01111...111, whose complement is + 10000...000, and com(x) - 1 is 01111...111. */ + sump[sn-1] |= MPFR_LIMB_HIGHBIT; + e--; + } + } + } + else /* positive result with sq > 1 */ + { + MPFR_ASSERTD (MPFR_LIMB_MSB (sump[sn-1]) != 0); + sump[0] &= ~ MPFR_LIMB_MASK (sd); + + if (corr > 0) + { + mp_limb_t corr2, carry_out; + + corr2 = (mp_limb_t) corr << sd; + /* If corr == 2 && sd == GMP_NUMB_BITS - 1, this overflows + to corr2 = 0. This case is taken into account below. */ + + carry_out = corr2 != 0 ? mpn_add_1 (sump, sump, sn, corr2) : + (MPFR_ASSERTD (sn > 1), + mpn_add_1 (sump + 1, sump + 1, sn - 1, MPFR_LIMB_ONE)); + + MPFR_ASSERTD (sump[sn-1] >> (GMP_NUMB_BITS - 1) == !carry_out); + + if (MPFR_UNLIKELY (carry_out)) + { + /* Note: The | is important when sump[sn-1] is not 0 + (this can occur with sn = 1 and corr = 2). TODO: + Add something to make sure that this is tested. */ + sump[sn-1] |= MPFR_LIMB_HIGHBIT; + e++; + } + } + + if (corr < 0) + { + mpn_sub_1 (sump, sump, sn, MPFR_LIMB_ONE << sd); + + if (MPFR_UNLIKELY (MPFR_LIMB_MSB (sump[sn-1]) == 0)) + { + sump[sn-1] |= MPFR_LIMB_HIGHBIT; + e--; + } + } + } + + MPFR_ASSERTD (MPFR_LIMB_MSB (sump[sn-1]) != 0); + MPFR_LOG_MSG (("Set exponent e=%" MPFR_EXP_FSPEC "d\n", (mpfr_eexp_t) e)); + /* e may be outside the current exponent range, but this will be checked + with mpfr_check_range below. */ + MPFR_EXP (sum) = e; + } /* main block */ + MPFR_TMP_FREE (marker); + return mpfr_check_range (sum, inex, rnd); } +/**********************************************************************/ -#define GET_EXP2(x) (MPFR_IS_ZERO (x) ? MPFR_EMIN_MIN : MPFR_GET_EXP (x)) - -/* Performs a heap sort of the entries */ -static void -heap_sort (mpfr_srcptr *const tab, unsigned long n, mpfr_srcptr *perm) +int +mpfr_sum (mpfr_ptr sum, const mpfr_ptr *x, unsigned long n, mpfr_rnd_t rnd) { - unsigned long dernier_traite; - unsigned long i, pere; - mpfr_srcptr tmp; - unsigned long fils_gauche, fils_droit, fils_indigne; - /* Reminder of a heap structure : - node(i) has for left son node(2i +1) and right son node(2i) - and father(node(i)) = node((i - 1) / 2) - */ - - /* initialize the permutation to identity */ - for (i = 0; i < n; i++) - perm[i] = tab[i]; + MPFR_LOG_FUNC + (("n=%lu rnd=%d", n, rnd), + ("sum[%Pu]=%.*Rg", mpfr_get_prec (sum), mpfr_log_prec, sum)); - /* insertion phase */ - for (dernier_traite = 1; dernier_traite < n; dernier_traite++) + if (MPFR_UNLIKELY (n <= 2)) { - i = dernier_traite; - while (i > 0) + if (n == 0) { - pere = (i - 1) / 2; - if (GET_EXP2 (perm[pere]) > GET_EXP2 (perm[i])) - { - tmp = perm[pere]; - perm[pere] = perm[i]; - perm[i] = tmp; - i = pere; - } - else - break; + MPFR_SET_ZERO (sum); + MPFR_SET_POS (sum); + MPFR_RET (0); } + else if (n == 1) + return mpfr_set (sum, x[0], rnd); + else + return mpfr_add (sum, x[0], x[1], rnd); } - - /* extraction phase */ - for (dernier_traite = n - 1; dernier_traite > 0; dernier_traite--) + else { - tmp = perm[0]; - perm[0] = perm[dernier_traite]; - perm[dernier_traite] = tmp; + mpfr_exp_t maxexp = MPFR_EXP_MIN; /* max(Empty) */ + unsigned long i; + unsigned long rn = 0; /* will be the number of regular inputs */ + /* sign of infinities and zeros (0: currently unknown) */ + int sign_inf = 0, sign_zero = 0; + + MPFR_LOG_MSG (("Check for special inputs (n = %lu >= 3)\n", n)); - i = 0; - while (1) + for (i = 0; i < n; i++) { - fils_gauche = 2 * i + 1; - fils_droit = fils_gauche + 1; - if (fils_gauche < dernier_traite) + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x[i]))) { - if (fils_droit < dernier_traite) + if (MPFR_IS_NAN (x[i])) { - if (GET_EXP2(perm[fils_droit]) < GET_EXP2(perm[fils_gauche])) - fils_indigne = fils_droit; - else - fils_indigne = fils_gauche; - - if (GET_EXP2 (perm[i]) > GET_EXP2 (perm[fils_indigne])) - { - tmp = perm[i]; - perm[i] = perm[fils_indigne]; - perm[fils_indigne] = tmp; - i = fils_indigne; - } - else - break; + /* The current value x[i] is NaN. Then the sum is NaN. */ + nan: + MPFR_SET_NAN (sum); + MPFR_RET_NAN; } - else /* on a un fils gauche, pas de fils droit */ + else if (MPFR_IS_INF (x[i])) { - if (GET_EXP2 (perm[i]) > GET_EXP2 (perm[fils_gauche])) - { - tmp = perm[i]; - perm[i] = perm[fils_gauche]; - perm[fils_gauche] = tmp; - } - break; + /* The current value x[i] is an infinity. + There are two cases: + 1. This is the first infinity value (sign_inf == 0). + Then set sign_inf to its sign, and go on. + 2. All the infinities found until now have the same + sign sign_inf. If this new infinity has a different + sign, then return NaN immediately, else go on. */ + if (sign_inf == 0) + sign_inf = MPFR_SIGN (x[i]); + else if (MPFR_SIGN (x[i]) != sign_inf) + goto nan; } + else if (MPFR_UNLIKELY (rn == 0)) + { + /* The current value x[i] is a zero. The code below matters + only when all values found until now are zeros, otherwise + it is harmless (the test rn == 0 above is just a minor + optimization). + Here we track the sign of the zero result when all inputs + are zeros: if all zeros have the same sign, the result + will have this sign, otherwise (i.e. if there is at least + a zero of each sign), the sign of the zero result depends + only on the rounding mode (note that this choice is + sticky when new zeros are considered). */ + MPFR_ASSERTD (MPFR_IS_ZERO (x[i])); + if (sign_zero == 0) + sign_zero = MPFR_SIGN (x[i]); + else if (MPFR_SIGN (x[i]) != sign_zero) + sign_zero = rnd == MPFR_RNDD ? -1 : 1; + } + } + else + { + /* The current value x[i] is a regular number. */ + mpfr_exp_t e = MPFR_GET_EXP (x[i]); + if (e > maxexp) + maxexp = e; /* maximum exponent found until now */ + rn++; /* current number of regular inputs */ } - else /* on n'a pas de fils */ - break; } - } -} + MPFR_LOG_MSG (("rn=%lu sign_inf=%d sign_zero=%d\n", + rn, sign_inf, sign_zero)); -/* Sum a list of float with order given by permutation perm, - * intermediate size set to F. Return non-zero if at least one of - * the operations is inexact (thus 0 implies that the sum is exact). - * Internal use function. - */ -static int -sum_once (mpfr_ptr ret, mpfr_srcptr *const tab, unsigned long n, mpfr_prec_t F) -{ - mpfr_t sum; - unsigned long i; - int error_trap; + /* At this point the result cannot be NaN (this case has already + been filtered out). */ - MPFR_ASSERTD (n >= 2); - - mpfr_init2 (sum, F); - error_trap = mpfr_set (sum, tab[0], MPFR_RNDN); - for (i = 1; i < n - 1; i++) - { - MPFR_ASSERTD (!MPFR_IS_NAN (sum) && !MPFR_IS_INF (sum)); - if (mpfr_add (sum, sum, tab[i], MPFR_RNDN)) - error_trap = 1; - } - if (mpfr_add (ret, sum, tab[n - 1], MPFR_RNDN)) - error_trap = 1; - mpfr_clear (sum); - return error_trap; -} + if (MPFR_UNLIKELY (sign_inf != 0)) + { + /* At least one infinity, and all of them have the same sign + sign_inf. The sum is the infinity of this sign. */ + MPFR_SET_INF (sum); + MPFR_SET_SIGN (sum, sign_inf); + MPFR_RET (0); + } -/* Sum a list of floating-point numbers. - * If the return value is 0, then the sum is exact. - * Otherwise the return value gives no information. - */ -int -mpfr_sum (mpfr_ptr ret, mpfr_ptr *const tab_p, unsigned long n, mpfr_rnd_t rnd) -{ - mpfr_t cur_sum; - mpfr_prec_t prec; - mpfr_srcptr *perm, *const tab = (mpfr_srcptr *) tab_p; - int k, error_trap; - MPFR_ZIV_DECL (loop); - MPFR_SAVE_EXPO_DECL (expo); - MPFR_TMP_DECL (marker); + /* At this point, all the inputs are finite numbers. */ - if (MPFR_UNLIKELY (n <= 1)) - { - if (n < 1) + if (MPFR_UNLIKELY (rn == 0)) { - MPFR_SET_ZERO (ret); - MPFR_SET_POS (ret); - return 0; + /* All the numbers were zeros (and there is at least one). + The sum is zero with sign sign_zero. */ + MPFR_ASSERTD (sign_zero != 0); + MPFR_SET_ZERO (sum); + MPFR_SET_SIGN (sum, sign_zero); + MPFR_RET (0); } - else - return mpfr_set (ret, tab[0], rnd); - } - /* Sort and treat special cases */ - MPFR_TMP_MARK (marker); - perm = (mpfr_srcptr *) MPFR_TMP_ALLOC (n * sizeof *perm); - prec = MPFR_PREC (ret); - error_trap = mpfr_sum_sort (tab, n, perm, &prec); - /* Check if there was a NAN or a INF */ - if (MPFR_UNLIKELY (error_trap != 0)) - { - MPFR_TMP_FREE (marker); - if (error_trap == 2) + /* Optimize the case where there are only two regular numbers. */ + if (MPFR_UNLIKELY (rn <= 2)) { - MPFR_SET_NAN (ret); - MPFR_RET_NAN; - } - MPFR_SET_INF (ret); - MPFR_SET_SIGN (ret, error_trap); - MPFR_RET (0); - } + unsigned long h = ULONG_MAX; - /* Initial precision is max(prec(ret),prec(tab[0]),...,prec(tab[n-1])) */ - k = MPFR_INT_CEIL_LOG2 (n) + 1; - prec += k + 2; - mpfr_init2 (cur_sum, prec); + for (i = 0; i < n; i++) + if (! MPFR_IS_SINGULAR (x[i])) + { + if (rn == 1) + return mpfr_set (sum, x[i], rnd); + if (h != ULONG_MAX) + return mpfr_add (sum, x[h], x[i], rnd); + h = i; + } + MPFR_RET_NEVER_GO_HERE(); + } - /* Ziv Loop */ - MPFR_SAVE_EXPO_MARK (expo); - MPFR_ZIV_INIT (loop, prec); - for (;;) - { - error_trap = sum_once (cur_sum, perm, n, prec + k); - if (MPFR_LIKELY (error_trap == 0 || - (!MPFR_IS_ZERO (cur_sum) && - mpfr_can_round (cur_sum, prec - 2, - MPFR_RNDN, rnd, MPFR_PREC (ret))))) - break; - MPFR_ZIV_NEXT (loop, prec); - mpfr_set_prec (cur_sum, prec); + return sum_aux (sum, x, n, rnd, maxexp, rn); } - MPFR_ZIV_FREE (loop); - MPFR_TMP_FREE (marker); - - if (mpfr_set (ret, cur_sum, rnd)) - error_trap = 1; - mpfr_clear (cur_sum); - - MPFR_SAVE_EXPO_FREE (expo); - if (mpfr_check_range (ret, 0, rnd)) - error_trap = 1; - return error_trap; /* It doesn't return the ternary value */ } - -/* __END__ */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/tanh.c b/Build/source/libs/mpfr/mpfr-src/src/tanh.c index f220321ff75..5459ecfa4d7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/tanh.c +++ b/Build/source/libs/mpfr/mpfr-src/src/tanh.c @@ -84,7 +84,7 @@ mpfr_tanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) For x > 0, exp(2*x) > 2^(2*x) If 2 ^(2*x) > 2^emax or x>emax/2, there is an overflow */ if (MPFR_UNLIKELY (mpfr_cmp_si (x, __gmpfr_emax/2) >= 0)) { - /* initialise of intermediary variables + /* initialize of intermediary variables since 'set_one' label assumes the variables have been initialize */ MPFR_GROUP_INIT_2 (group, MPFR_PREC_MIN, t, te); @@ -98,50 +98,62 @@ mpfr_tanh (mpfr_ptr y, mpfr_srcptr xt , mpfr_rnd_t rnd_mode) if (MPFR_GET_EXP (x) < 0) Nt += -MPFR_GET_EXP (x); - /* initialise of intermediary variable */ + /* The error analysis in algorithms.tex assumes that x is exactly + representable with working precision Nt. + FIXME: adapt the error analysis for the case Nt < PREC(x). */ + if (Nt < MPFR_PREC(x)) + Nt = MPFR_PREC(x); + + /* initialize of intermediary variable */ MPFR_GROUP_INIT_2 (group, Nt, t, te); MPFR_ZIV_INIT (loop, Nt); - for (;;) { - /* tanh = (exp(2x)-1)/(exp(2x)+1) */ - mpfr_mul_2ui (te, x, 1, MPFR_RNDN); /* 2x */ - /* since x > 0, we can only have an overflow */ - mpfr_exp (te, te, MPFR_RNDN); /* exp(2x) */ - if (MPFR_UNLIKELY (MPFR_IS_INF (te))) { - set_one: - inexact = MPFR_FROM_SIGN_TO_INT (sign); - mpfr_set4 (y, __gmpfr_one, MPFR_RNDN, sign); - if (MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG_SIGN (sign))) + for (;;) + { + /* tanh = (exp(2x)-1)/(exp(2x)+1) */ + inexact = mpfr_mul_2ui (te, x, 1, MPFR_RNDN); /* 2x */ + MPFR_ASSERTD(inexact == 0); /* see FIXME above */ + /* since x > 0, we can only have an overflow */ + mpfr_exp (te, te, MPFR_RNDN); /* exp(2x) */ + if (MPFR_UNLIKELY (MPFR_IS_INF (te))) { - inexact = -inexact; - mpfr_nexttozero (y); + set_one: + inexact = MPFR_FROM_SIGN_TO_INT (sign); + mpfr_set4 (y, __gmpfr_one, MPFR_RNDN, sign); + if (MPFR_IS_LIKE_RNDZ (rnd_mode, MPFR_IS_NEG_SIGN (sign))) + { + inexact = -inexact; + mpfr_nexttozero (y); + } + break; + } + d = MPFR_GET_EXP (te); /* For Error calculation */ + mpfr_add_ui (t, te, 1, MPFR_RNDD); /* exp(2x) + 1 */ + mpfr_sub_ui (te, te, 1, MPFR_RNDU); /* exp(2x) - 1 */ + d = d - MPFR_GET_EXP (te); + mpfr_div (t, te, t, MPFR_RNDN); /* (exp(2x)-1)/(exp(2x)+1) */ + + /* Calculation of the error, see algorithms.tex; the current value + of d is k in algorithms.tex. */ + d = MAX(3, d + 1); /* d = exponent in 2^(max(3,k+1)) */ + err = Nt - (d + 1); + + /* The inequality is the condition max(3,k+1) <= floor(p/2). */ + if (MPFR_LIKELY (d <= Nt / 2 && + MPFR_CAN_ROUND (t, err, Ny, rnd_mode))) + { + inexact = mpfr_set4 (y, t, rnd_mode, sign); + break; } - break; - } - d = MPFR_GET_EXP (te); /* For Error calculation */ - mpfr_add_ui (t, te, 1, MPFR_RNDD); /* exp(2x) + 1*/ - mpfr_sub_ui (te, te, 1, MPFR_RNDU); /* exp(2x) - 1*/ - d = d - MPFR_GET_EXP (te); - mpfr_div (t, te, t, MPFR_RNDN); /* (exp(2x)-1)/(exp(2x)+1)*/ - - /* Calculation of the error */ - d = MAX(3, d + 1); - err = Nt - (d + 1); - - if (MPFR_LIKELY ((d <= Nt / 2) && MPFR_CAN_ROUND (t, err, Ny, rnd_mode))) - { - inexact = mpfr_set4 (y, t, rnd_mode, sign); - break; - } - /* if t=1, we still can round since |sinh(x)| < 1 */ - if (MPFR_GET_EXP (t) == 1) - goto set_one; + /* if t=1, we still can round since |sinh(x)| < 1 */ + if (MPFR_GET_EXP (t) == 1) + goto set_one; - /* Actualisation of the precision */ - MPFR_ZIV_NEXT (loop, Nt); - MPFR_GROUP_REPREC_2 (group, Nt, t, te); - } + /* Actualisation of the precision */ + MPFR_ZIV_NEXT (loop, Nt); + MPFR_GROUP_REPREC_2 (group, Nt, t, te); + } MPFR_ZIV_FREE (loop); MPFR_GROUP_CLEAR (group); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/ubf.c b/Build/source/libs/mpfr/mpfr-src/src/ubf.c new file mode 100644 index 00000000000..2c01707c0c2 --- /dev/null +++ b/Build/source/libs/mpfr/mpfr-src/src/ubf.c @@ -0,0 +1,242 @@ +/* Functions to work with unbounded floats (limited low-level interface). + +Copyright 2016-2017 Free Software Foundation, Inc. +Contributed by the AriC and Caramba projects, INRIA. + +This file is part of the GNU MPFR Library. + +The GNU MPFR Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 3 of the License, or (at your +option) any later version. + +The GNU MPFR Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see +http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., +51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ + +#define MPFR_NEED_LONGLONG_H +#include "mpfr-impl.h" + +/* Note: In MPFR math functions, even if UBF code is not called first, + we may still need to handle special values NaN and infinities here. + Indeed, for MAXR * MAXR + (-inf), even though this is a special case, + the computation will also generate an overflow due to MAXR * MAXR, + so that UBF code will be called anyway (except if special cases are + detected and handled separately, but for polynomial, this should not + be needed). */ + +/* This function does not change the flags. */ +static void +mpfr_init_get_zexp (mpz_ptr ez, mpfr_srcptr x) +{ + mpz_init (ez); + + if (MPFR_IS_UBF (x)) + mpz_set (ez, MPFR_ZEXP (x)); + else + { + mp_limb_t e_limb[MPFR_EXP_LIMB_SIZE]; + mpfr_t e; + int inex; + MPFR_SAVE_EXPO_DECL (expo); + + /* TODO: Once this has been tested, optimize based on whether + _MPFR_EXP_FORMAT <= 3. */ + MPFR_TMP_INIT1 (e_limb, e, sizeof (mpfr_exp_t) * CHAR_BIT); + MPFR_SAVE_EXPO_MARK (expo); + MPFR_DBGRES (inex = mpfr_set_exp_t (e, MPFR_GET_EXP (x), MPFR_RNDN)); + MPFR_ASSERTD (inex == 0); + MPFR_DBGRES (inex = mpfr_get_z (ez, e, MPFR_RNDN)); + MPFR_ASSERTD (inex == 0); + MPFR_SAVE_EXPO_FREE (expo); + } +} + +/* Exact product. The number a is assumed to have enough allocated memory, + where the trailing bits are regarded as being part of the input numbers + (no reallocation is attempted and no check is performed as MPFR_TMP_INIT + could have been used). The arguments b and c may actually be UBF numbers + (mpfr_srcptr can be seen a bit like void *, but is stronger). + This function does not change the flags, except in case of NaN. */ +void +mpfr_ubf_mul_exact (mpfr_ubf_ptr a, mpfr_srcptr b, mpfr_srcptr c) +{ + MPFR_LOG_FUNC + (("b[%Pu]=%.*Rg c[%Pu]=%.*Rg", + mpfr_get_prec (b), mpfr_log_prec, b, + mpfr_get_prec (c), mpfr_log_prec, c), + ("a[%Pu]=%.*Rg", + mpfr_get_prec (a), mpfr_log_prec, a)); + + MPFR_ASSERTD ((mpfr_ptr) a != b); + MPFR_ASSERTD ((mpfr_ptr) a != c); + MPFR_SIGN (a) = MPFR_MULT_SIGN (MPFR_SIGN (b), MPFR_SIGN (c)); + + if (MPFR_ARE_SINGULAR (b, c)) + { + if (MPFR_IS_NAN (b) || MPFR_IS_NAN (c)) + MPFR_SET_NAN (a); + else if (MPFR_IS_INF (b)) + { + if (MPFR_NOTZERO (c)) + MPFR_SET_INF (a); + else + MPFR_SET_NAN (a); + } + else if (MPFR_IS_INF (c)) + { + if (!MPFR_IS_ZERO (b)) + MPFR_SET_INF (a); + else + MPFR_SET_NAN (a); + } + else + { + MPFR_ASSERTD (MPFR_IS_ZERO(b) || MPFR_IS_ZERO(c)); + MPFR_SET_ZERO (a); + } + } + else + { + mpfr_exp_t e; + mp_size_t bn, cn; + mpfr_limb_ptr ap; + mp_limb_t u, v; + int m; + + /* Note about the code below: For the choice of the precision of + * the result a, one could choose PREC(b) + PREC(c), instead of + * taking whole limbs into account, but in most cases where one + * would gain one limb, one would need to copy the significand + * instead of a no-op (see the mul.c code). + * But in the case MPFR_LIMB_MSB (u) == 0, if the result fits in + * an-1 limbs, one could actually do + * mpn_rshift (ap, ap, k, GMP_NUMB_BITS - 1) + * instead of + * mpn_lshift (ap, ap, k, 1) + * to gain one limb (and reduce the precision), replacing a shift + * by another one. Would this be interesting? + */ + + bn = MPFR_LIMB_SIZE (b); + cn = MPFR_LIMB_SIZE (c); + + ap = MPFR_MANT (a); + + if (bn == 1 && cn == 1) + { + umul_ppmm (ap[1], ap[0], MPFR_MANT(b)[0], MPFR_MANT(c)[0]); + if (ap[1] & MPFR_LIMB_HIGHBIT) + m = 0; + else + { + ap[1] = (ap[1] << 1) | (ap[0] >> (GMP_NUMB_BITS - 1)); + ap[0] = ap[0] << 1; + m = 1; + } + } + else + { + u = (bn >= cn) ? + mpn_mul (ap, MPFR_MANT (b), bn, MPFR_MANT (c), cn) : + mpn_mul (ap, MPFR_MANT (c), cn, MPFR_MANT (b), bn); + if (MPFR_LIMB_MSB (u) == 0) + { + m = 1; + MPFR_DBGRES (v = mpn_lshift (ap, ap, bn + cn, 1)); + MPFR_ASSERTD (v == 0); + } + else + m = 0; + } + + if (! MPFR_IS_UBF (b) && ! MPFR_IS_UBF (c) && + (e = MPFR_GET_EXP (b) + MPFR_GET_EXP (c) - m, + MPFR_EXP_IN_RANGE (e))) + { + MPFR_SET_EXP (a, e); + } + else + { + mpz_t be, ce; + + mpz_init (MPFR_ZEXP (a)); + + /* This may involve copies of mpz_t, but exponents should not be + very large integers anyway. */ + mpfr_init_get_zexp (be, b); + mpfr_init_get_zexp (ce, c); + mpz_add (MPFR_ZEXP (a), be, ce); + mpz_clear (be); + mpz_clear (ce); + mpz_sub_ui (MPFR_ZEXP (a), MPFR_ZEXP (a), m); + MPFR_SET_UBF (a); + } + } +} + +int +mpfr_ubf_exp_less_p (mpfr_srcptr x, mpfr_srcptr y) +{ + mpz_t xe, ye; + int c; + + mpfr_init_get_zexp (xe, x); + mpfr_init_get_zexp (ye, y); + c = mpz_cmp (xe, ye) < 0; + mpz_clear (xe); + mpz_clear (ye); + return c; +} + +/* Convert an mpz_t to an mpfr_exp_t, restricted to + the interval [MPFR_EXP_MIN,MPFR_EXP_MAX]. */ +mpfr_exp_t +mpfr_ubf_zexp2exp (mpz_ptr ez) +{ + mp_size_t n; + mpfr_eexp_t e; + mpfr_t d; + int inex; + MPFR_SAVE_EXPO_DECL (expo); + + n = ABSIZ (ez); /* limb size of ez */ + if (n == 0) + return 0; + + MPFR_SAVE_EXPO_MARK (expo); + mpfr_init2 (d, n * GMP_NUMB_BITS); + MPFR_DBGRES (inex = mpfr_set_z (d, ez, MPFR_RNDN)); + MPFR_ASSERTD (inex == 0); + e = mpfr_get_exp_t (d, MPFR_RNDZ); + mpfr_clear (d); + MPFR_SAVE_EXPO_FREE (expo); + if (MPFR_UNLIKELY (e < MPFR_EXP_MIN)) + return MPFR_EXP_MIN; + if (MPFR_UNLIKELY (e > MPFR_EXP_MAX)) + return MPFR_EXP_MAX; + return e; +} + +/* Return the difference of the exponents of x and y, restricted to + the interval [MPFR_EXP_MIN,MPFR_EXP_MAX]. */ +mpfr_exp_t +mpfr_ubf_diff_exp (mpfr_srcptr x, mpfr_srcptr y) +{ + mpz_t xe, ye; + mpfr_exp_t e; + + mpfr_init_get_zexp (xe, x); + mpfr_init_get_zexp (ye, y); + mpz_sub (xe, xe, ye); + mpz_clear (ye); + e = mpfr_ubf_zexp2exp (xe); + mpz_clear (xe); + return e; +} diff --git a/Build/source/libs/mpfr/mpfr-src/src/uceil_exp2.c b/Build/source/libs/mpfr/mpfr-src/src/uceil_exp2.c index b81181a53c4..c68147f5783 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/uceil_exp2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/uceil_exp2.c @@ -29,8 +29,8 @@ double __gmpfr_ceil_exp2 (double d) { long exp; -#if _GMP_IEEE_FLOATS - union ieee_double_extract x; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; #else struct {double d;} x; #endif @@ -41,7 +41,7 @@ __gmpfr_ceil_exp2 (double d) exp++; /* now exp = ceil(d) */ x.d = 1.0; -#if _GMP_IEEE_FLOATS +#if _MPFR_IEEE_FLOATS x.s.exp = exp <= -1022 ? 1 : 1023 + exp; #else if (exp >= 0) @@ -60,6 +60,6 @@ __gmpfr_ceil_exp2 (double d) exp++; } } -#endif +#endif /* _MPFR_IEEE_FLOATS */ return x.d; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/uceil_log2.c b/Build/source/libs/mpfr/mpfr-src/src/uceil_log2.c index 9c9168a5a91..700e0172a0a 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/uceil_log2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/uceil_log2.c @@ -24,40 +24,44 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., /* returns ceil(log(d)/log(2)) if d > 0, -1023 if d = +0, - and floor(log(-d)/log(2))+1 if d < 0*/ + and floor(log(-d)/log(2))+1 if d < 0 +*/ long __gmpfr_ceil_log2 (double d) { long exp; -#if _GMP_IEEE_FLOATS - union ieee_double_extract x; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; x.d = d; - exp = x.s.exp - 1023; + /* The cast below is useless in theory, but let us not depend on the + integer promotion rules (for instance, tcc is currently wrong). */ + exp = (long) x.s.exp - 1023; + MPFR_ASSERTN (exp < 1023); /* fail on infinities */ x.s.exp = 1023; /* value for 1 <= d < 2 */ if (x.d != 1.0) /* d: not a power of two? */ exp++; return exp; -#else +#else /* _MPFR_IEEE_FLOATS */ double m; if (d < 0.0) - return __gmpfr_floor_log2(-d)+1; + return __gmpfr_floor_log2 (-d) + 1; else if (d == 0.0) return -1023; else if (d >= 1.0) { exp = 0; - for( m= 1.0 ; m < d ; m *=2.0 ) + for (m = 1.0; m < d; m *= 2.0) exp++; } else { exp = 1; - for( m= 1.0 ; m >= d ; m *= (1.0/2.0) ) + for (m = 1.0; m >= d; m *= 0.5) exp--; } -#endif +#endif /* _MPFR_IEEE_FLOATS */ return exp; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/ufloor_log2.c b/Build/source/libs/mpfr/mpfr-src/src/ufloor_log2.c index bae86087222..5101b74ce3d 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ufloor_log2.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ufloor_log2.c @@ -26,28 +26,32 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., long __gmpfr_floor_log2 (double d) { -#if _GMP_IEEE_FLOATS - union ieee_double_extract x; + long exp; +#if _MPFR_IEEE_FLOATS + union mpfr_ieee_double_extract x; x.d = d; - return (long) x.s.exp - 1023; -#else - long exp; + /* The cast below is useless in theory, but let us not depend on the + integer promotion rules (for instance, tcc is currently wrong). */ + exp = (long) x.s.exp - 1023; + MPFR_ASSERTN (exp < 1023); /* fail on infinities */ + return exp; +#else /* _MPFR_IEEE_FLOATS */ double m; MPFR_ASSERTD (d >= 0); if (d >= 1.0) { exp = -1; - for( m= 1.0 ; m <= d ; m *=2.0 ) + for (m = 1.0; m <= d; m *= 2.0) exp++; } else { exp = 0; - for( m= 1.0 ; m > d ; m *= (1.0/2.0) ) + for (m = 1.0; m > d; m *= 0.5) exp--; } return exp; -#endif +#endif /* _MPFR_IEEE_FLOATS */ } diff --git a/Build/source/libs/mpfr/mpfr-src/src/ui_div.c b/Build/source/libs/mpfr/mpfr-src/src/ui_div.c index e69dfee1f3f..36121edca3b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ui_div.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ui_div.c @@ -1,5 +1,4 @@ /* mpfr_ui_div -- divide a machine integer by a floating-point number - mpfr_si_div -- divide a machine number by a floating-point number Copyright 2000-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -54,7 +53,7 @@ mpfr_ui_div (mpfr_ptr y, unsigned long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode /* u > 0, so y = sign(x) * Inf */ MPFR_SET_SAME_SIGN(y, x); MPFR_SET_INF(y); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); } else @@ -95,20 +94,3 @@ mpfr_ui_div (mpfr_ptr y, unsigned long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode MPFR_RET(0); } } - - -int -mpfr_si_div (mpfr_ptr y, long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode) -{ - int res; - - if (u >= 0) - res = mpfr_ui_div (y, u, x, rnd_mode); - else - { - res = - mpfr_ui_div (y, - (unsigned long) u, x, - MPFR_INVERT_RND(rnd_mode)); - MPFR_CHANGE_SIGN (y); - } - return res; -} diff --git a/Build/source/libs/mpfr/mpfr-src/src/ui_pow.c b/Build/source/libs/mpfr/mpfr-src/src/ui_pow.c index 9e96ba5a281..712b53d0998 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ui_pow.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ui_pow.c @@ -27,14 +27,14 @@ mpfr_ui_pow (mpfr_ptr y, unsigned long int n, mpfr_srcptr x, mpfr_rnd_t rnd_mode { mpfr_t t; int inexact; + mp_limb_t tmp_mant[(sizeof (n) - 1) / sizeof (mp_limb_t) + 1]; MPFR_SAVE_EXPO_DECL (expo); MPFR_SAVE_EXPO_MARK (expo); - mpfr_init2 (t, sizeof(n) * CHAR_BIT); + MPFR_TMP_INIT1(tmp_mant, t, sizeof(n) * CHAR_BIT); inexact = mpfr_set_ui (t, n, MPFR_RNDN); - MPFR_ASSERTN (!inexact); + MPFR_ASSERTD (inexact == 0); inexact = mpfr_pow (y, t, x, rnd_mode); - mpfr_clear (t); MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (y, inexact, rnd_mode); diff --git a/Build/source/libs/mpfr/mpfr-src/src/ui_pow_ui.c b/Build/source/libs/mpfr/mpfr-src/src/ui_pow_ui.c index 1198e3b54f0..654fc01e7b7 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ui_pow_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ui_pow_ui.c @@ -1,4 +1,4 @@ -/* mpfr_ui_pow_ui -- compute the power beetween two machine integer +/* mpfr_ui_pow_ui -- compute the power between two machine integers Copyright 1999-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. diff --git a/Build/source/libs/mpfr/mpfr-src/src/ui_sub.c b/Build/source/libs/mpfr/mpfr-src/src/ui_sub.c index 0ef7917c389..d5fae6e1c13 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/ui_sub.c +++ b/Build/source/libs/mpfr/mpfr-src/src/ui_sub.c @@ -31,48 +31,52 @@ mpfr_ui_sub (mpfr_ptr y, unsigned long int u, mpfr_srcptr x, mpfr_rnd_t rnd_mode u, mpfr_get_prec(x), mpfr_log_prec, x, rnd_mode), ("y[%Pu]=%.*Rg", mpfr_get_prec(y), mpfr_log_prec, y)); + /* (unsigned long) 0 is assumed to be a real 0 (unsigned) */ if (MPFR_UNLIKELY (u == 0)) return mpfr_neg (y, x, rnd_mode); - if (MPFR_UNLIKELY(MPFR_IS_SINGULAR(x))) + if (MPFR_UNLIKELY (MPFR_IS_SINGULAR (x))) { - if (MPFR_IS_NAN(x)) + if (MPFR_IS_NAN (x)) { - MPFR_SET_NAN(y); + MPFR_SET_NAN (y); MPFR_RET_NAN; } - else if (MPFR_IS_INF(x)) + if (MPFR_IS_INF (x)) { /* u - Inf = -Inf and u - -Inf = +Inf */ - MPFR_SET_INF(y); - MPFR_SET_OPPOSITE_SIGN(y,x); - MPFR_RET(0); /* +/-infinity is exact */ + MPFR_SET_INF (y); + MPFR_SET_OPPOSITE_SIGN (y, x); + MPFR_RET (0); /* +/-infinity is exact */ } - else /* x is zero */ - /* u - 0 = u */ - return mpfr_set_ui(y, u, rnd_mode); + MPFR_ASSERTD (MPFR_IS_ZERO (x) && u != 0); + /* Note: the fact that u != 0 is important due to signed zeros. */ + /* u - 0 = u */ + return mpfr_set_ui (y, u, rnd_mode); } - else - { - mpfr_t uu; - mp_limb_t up[1]; - int cnt; - int inex; - MPFR_SAVE_EXPO_DECL (expo); + /* Main code */ + { + mpfr_t uu; + mp_limb_t up[1]; + int cnt; + int inex; + MPFR_SAVE_EXPO_DECL (expo); - MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); - MPFR_ASSERTN(u == (mp_limb_t) u); - count_leading_zeros (cnt, (mp_limb_t) u); - up[0] = (mp_limb_t) u << cnt; + MPFR_TMP_INIT1 (up, uu, GMP_NUMB_BITS); + MPFR_STAT_STATIC_ASSERT (MPFR_LIMB_MAX >= ULONG_MAX); + /* So, u fits in a mp_limb_t, which justifies the casts below. */ + MPFR_ASSERTD (u != 0); + count_leading_zeros (cnt, (mp_limb_t) u); + up[0] = (mp_limb_t) u << cnt; - /* Optimization note: Exponent save/restore operations may be - removed if mpfr_sub works even when uu is out-of-range. */ - MPFR_SAVE_EXPO_MARK (expo); - MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); - inex = mpfr_sub (y, uu, x, rnd_mode); - MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); - MPFR_SAVE_EXPO_FREE (expo); - return mpfr_check_range(y, inex, rnd_mode); - } + /* Optimization note: Exponent save/restore operations may be + removed if mpfr_sub works even when uu is out-of-range. */ + MPFR_SAVE_EXPO_MARK (expo); + MPFR_SET_EXP (uu, GMP_NUMB_BITS - cnt); + inex = mpfr_sub (y, uu, x, rnd_mode); + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, __gmpfr_flags); + MPFR_SAVE_EXPO_FREE (expo); + return mpfr_check_range (y, inex, rnd_mode); + } } diff --git a/Build/source/libs/mpfr/mpfr-src/src/urandom.c b/Build/source/libs/mpfr/mpfr-src/src/urandom.c index a30f9a843dc..816e4b5b9b5 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/urandom.c +++ b/Build/source/libs/mpfr/mpfr-src/src/urandom.c @@ -27,34 +27,27 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #include "mpfr-impl.h" -/* generate one random bit */ -static int -random_rounding_bit (gmp_randstate_t rstate) -{ - mp_limb_t r; - - mpfr_rand_raw (&r, rstate, 1); - return r & MPFR_LIMB_ONE; -} - -/* NOTE: The current behavior is to consider "underflow before rounding" - (the significand does not need to be drawn), while the rule in MPFR - is "underflow after rounding". This is unfixable in this 3.1 branch - without changing the behavior of the PRNG (thus breaking the ABI). */ - -/* The mpfr_urandom() function is implemented in the following way for - the generic case. +/* The mpfr_urandom() function is implemented in the following way, + so that the exact number (the random value to be rounded) and the + final status of the random generator do not depend on the current + exponent range and on the rounding mode. However, they depend on + the target precision: from the same state of the random generator, + if the precision of the destination is changed, then the value may + be completely different (and the state of the random generator is + different too). 1. One determines the exponent exp: 0 with probability 1/2, -1 with probability 1/4, -2 with probability 1/8, etc. 2. One draws a 1-ulp interval ]a,b[ containing the exact result (the interval can be regarded as open since it has the same measure as the closed interval). + One also draws the rounding bit. This is currently done with a + separate call to mpfr_rand_raw(), but it should be better to draw + the rounding bit as part of the significand; there is space for it + since the MSB is always 1. 3. Rounding is done. For the directed rounding modes, the rounded value is uniquely determined. For rounding to nearest, ]a,m[ and ]m,b[, where m = (a+b)/2, have the same measure, so that one gets a or b with equal probabilities. - Note: Only low-level functions are used (except just before a "return"), - so that we do not need MPFR_SAVE_EXPO_*. */ int @@ -65,43 +58,28 @@ mpfr_urandom (mpfr_ptr rop, gmp_randstate_t rstate, mpfr_rnd_t rnd_mode) mp_size_t nlimbs; mp_size_t n; mpfr_exp_t exp; + mp_limb_t rbit; int cnt; int inex; + MPFR_SAVE_EXPO_DECL (expo); + + /* We need to extend the exponent range in order to simplify + the case where one rounds upward (we would not be able to + use mpfr_nextabove() in the case emin = max). It could be + partly reimplemented under a simpler form here, but it is + better to make the code shorter and more readable. */ + MPFR_SAVE_EXPO_MARK (expo); rp = MPFR_MANT (rop); nbits = MPFR_PREC (rop); + MPFR_SET_EXP (rop, 0); MPFR_SET_POS (rop); - - if (MPFR_UNLIKELY (__gmpfr_emin > 0)) - { - /* The minimum positive representable number 2^(emin-1) is >= 1, - so that we need to round to +0 or 2^(emin-1). For the directed - rounding modes, the rounded value is uniquely determined. For - rounding to nearest: if emin = 1, one has probability 1/2 for - each; otherwise (i.e. if emin > 1), the rounded value is 0. */ - __gmpfr_flags |= MPFR_FLAGS_UNDERFLOW; - if (rnd_mode == MPFR_RNDU || rnd_mode == MPFR_RNDA - || (__gmpfr_emin == 1 && rnd_mode == MPFR_RNDN - && random_rounding_bit (rstate))) - { - mpfr_set_ui_2exp (rop, 1, __gmpfr_emin - 1, rnd_mode); - MPFR_RET (+1); - } - else - { - MPFR_SET_ZERO (rop); - MPFR_RET (-1); - } - } - exp = 0; - MPFR_ASSERTD (exp >= __gmpfr_emin); /* Step 1 (exponent). */ #define DRAW_BITS 8 /* we draw DRAW_BITS at a time */ - cnt = DRAW_BITS; - MPFR_ASSERTN(DRAW_BITS <= GMP_NUMB_BITS); - while (cnt == DRAW_BITS) + MPFR_STAT_STATIC_ASSERT (DRAW_BITS <= GMP_NUMB_BITS); + do { /* generate DRAW_BITS in rp[0] */ mpfr_rand_raw (rp, rstate, DRAW_BITS); @@ -112,67 +90,49 @@ mpfr_urandom (mpfr_ptr rop, gmp_randstate_t rstate, mpfr_rnd_t rnd_mode) count_leading_zeros (cnt, rp[0]); cnt -= GMP_NUMB_BITS - DRAW_BITS; } - exp -= cnt; /* no integer overflow */ - - if (MPFR_UNLIKELY (exp < __gmpfr_emin)) - { - /* To get here, we have been drawing more than -emin zeros - in a row, then return 0 or the smallest representable - positive number. - - The rounding-to-nearest mode is subtle: We need to round to - the smallest representable positive number iff the exponent - is emin - 1. This condition can be satisfied only if the - current emin is emin - 1. In this case, if cnt != DRAW_BITS, - this in the final emin, so that the condition is satisfied. - But if cnt == DRAW_BITS, we need to draw an additional bit - to determine whether emin == emin - 1 or emin < emin - 1 - (with equal probabilities); the reason is that we return - just below instead of doing more iterations in the "while" - loop to find the final value of emin. */ - __gmpfr_flags |= MPFR_FLAGS_UNDERFLOW; - if (rnd_mode == MPFR_RNDU || rnd_mode == MPFR_RNDA - || (rnd_mode == MPFR_RNDN && exp == __gmpfr_emin - 1 - && (cnt != DRAW_BITS || random_rounding_bit (rstate)))) - { - mpfr_set_ui_2exp (rop, 1, __gmpfr_emin - 1, rnd_mode); - MPFR_RET (+1); - } - else - { - MPFR_SET_ZERO (rop); - MPFR_RET (-1); - } - } - MPFR_ASSERTD (exp >= __gmpfr_emin); + /* Any value of exp < MPFR_EMIN_MIN - 1 are equivalent. So, we can + avoid a theoretical integer overflow in the following way. */ + if (MPFR_LIKELY (exp >= MPFR_EMIN_MIN - 1)) + exp -= cnt; /* no integer overflow */ } - - MPFR_ASSERTD (exp >= __gmpfr_emin); - MPFR_EXP (rop) = exp; /* Warning: may be larger than emax */ + while (cnt == DRAW_BITS); + /* We do not want the random generator to depend on the ABI or on the + exponent range. Therefore we do not use MPFR_EMIN_MIN or __gmpfr_emin + in the stop condition. */ /* Step 2 (significand): we need generate only nbits-1 bits, since the most significant bit is 1. */ - mpfr_rand_raw (rp, rstate, nbits - 1); - nlimbs = MPFR_LIMB_SIZE (rop); - n = nlimbs * GMP_NUMB_BITS - nbits; - if (MPFR_LIKELY (n != 0)) /* this will put the low bits to zero */ - mpn_lshift (rp, rp, nlimbs, n); - rp[nlimbs - 1] |= MPFR_LIMB_HIGHBIT; - - /* Rounding */ + if (MPFR_UNLIKELY (nbits == 1)) + { + rp[0] = MPFR_LIMB_HIGHBIT; + } + else + { + mpfr_rand_raw (rp, rstate, nbits - 1); + nlimbs = MPFR_LIMB_SIZE (rop); + n = nlimbs * GMP_NUMB_BITS - nbits; + if (MPFR_LIKELY (n != 0)) /* this will put the low bits to zero */ + mpn_lshift (rp, rp, nlimbs, n); + rp[nlimbs - 1] |= MPFR_LIMB_HIGHBIT; + } + + /* Rounding bit */ + mpfr_rand_raw (&rbit, rstate, 1); + MPFR_ASSERTD (rbit == 0 || rbit == 1); + + /* Step 3 (rounding). */ if (rnd_mode == MPFR_RNDU || rnd_mode == MPFR_RNDA - || (rnd_mode == MPFR_RNDN && random_rounding_bit (rstate))) + || (rnd_mode == MPFR_RNDN && rbit != 0)) { - if (MPFR_UNLIKELY (exp > __gmpfr_emax)) - mpfr_set_inf (rop, +1); /* overflow */ - else - mpfr_nextabove (rop); + mpfr_nextabove (rop); inex = +1; - /* There is an overflow in the first case and possibly in the second - case. If this occurs, the flag will be set by mpfr_check_range. */ } else - inex = -1; + { + inex = -1; + } + MPFR_EXP (rop) += exp; /* may be smaller than emin */ + MPFR_SAVE_EXPO_FREE (expo); return mpfr_check_range (rop, inex, rnd_mode); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/urandomb.c b/Build/source/libs/mpfr/mpfr-src/src/urandomb.c index 5eea6a2f21b..b1f1c9488dc 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/urandomb.c +++ b/Build/source/libs/mpfr/mpfr-src/src/urandomb.c @@ -36,16 +36,14 @@ mpfr_rand_raw (mpfr_limb_ptr mp, gmp_randstate_t rstate, mpz_t z; MPFR_ASSERTN (nbits >= 1); - /* To be sure to avoid the potential allocation of mpz_urandomb */ - ALLOC(z) = SIZ(z) = MPFR_PREC2LIMBS (nbits); - PTR(z) = mp; -#if __MPFR_GMP(5,0,0) /* Check for integer overflow (unless mp_bitcnt_t is signed, but according to the GMP manual, this shouldn't happen). Note: mp_bitcnt_t has been introduced in GMP 5.0.0. */ MPFR_ASSERTN ((mp_bitcnt_t) -1 < 0 || nbits <= (mp_bitcnt_t) -1); -#endif + mpz_init (z); mpz_urandomb (z, rstate, nbits); + MPN_COPY(mp, PTR(z), MPFR_PREC2LIMBS (nbits)); + mpz_clear (z); } int @@ -85,7 +83,8 @@ mpfr_urandomb (mpfr_ptr rop, gmp_randstate_t rstate) { count_leading_zeros (cnt, rp[nlimbs - 1]); /* Normalization */ - if (mpfr_set_exp (rop, exp - cnt)) + exp -= cnt; + if (MPFR_UNLIKELY (! MPFR_EXP_IN_RANGE (exp))) { /* If the exponent is not in the current exponent range, we choose to return a NaN as this is probably a user error. @@ -96,10 +95,11 @@ mpfr_urandomb (mpfr_ptr rop, gmp_randstate_t rstate) __gmpfr_flags |= MPFR_FLAGS_NAN; /* Can't use MPFR_RET_NAN */ return 1; } + MPFR_SET_EXP (rop, exp); if (cnt != 0) mpn_lshift (rp + k, rp, nlimbs, cnt); else if (k != 0) - MPN_COPY (rp + k, rp, nlimbs); + mpn_copyd (rp + k, rp, nlimbs); if (k != 0) MPN_ZERO (rp, k); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/vasprintf.c b/Build/source/libs/mpfr/mpfr-src/src/vasprintf.c index 08855d10191..689fc82a690 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/vasprintf.c +++ b/Build/source/libs/mpfr/mpfr-src/src/vasprintf.c @@ -1,5 +1,5 @@ -/* mpfr_vasprintf -- main function for the printf functions family - plus helper macros & functions. +/* mpfr_vasnprintf_aux -- helper function for the formatted output functions + (printf functions family). Copyright 2007-2017 Free Software Foundation, Inc. Contributed by the AriC and Caramba projects, INRIA. @@ -21,12 +21,31 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +/* If the number of output characters is larger than INT_MAX, the + ISO C99 standard is silent, but POSIX says concerning the snprintf() + function: + "[EOVERFLOW] The value of n is greater than {INT_MAX} or the + number of bytes needed to hold the output excluding the + terminating null is greater than {INT_MAX}." See: + http://www.opengroup.org/onlinepubs/009695399/functions/fprintf.html + But it doesn't say anything concerning the other printf-like functions. + A defect report has been submitted to austin-review-l (item 2532). + So, for the time being, we return a negative value and set the erange + flag, and set errno to EOVERFLOW in POSIX system. */ + +/* Note: Due to limitations from the C standard and GMP, if + size_t < unsigned int (which is allowed by the C standard but unlikely + to occur on any platform), the behavior is undefined for output that + would reach SIZE_MAX = (size_t) -1 (if the result cannot be delivered, + there should be an assertion failure, but this could not be tested). */ + #ifdef HAVE_CONFIG_H -#include "config.h" +# include "config.h" #endif -/* The mpfr_printf-like functions are defined only if <stdarg.h> exists */ -#ifdef HAVE_STDARG +/* The mpfr_printf-like functions are defined only if <stdarg.h> exists. + Since they use mpf_t, they cannot be defined with mini-gmp. */ +#if defined(HAVE_STDARG) && !defined(MPFR_USE_MINI_GMP) #include <stdarg.h> @@ -47,7 +66,6 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., #if defined (__cplusplus) #include <cstddef> -#define __STDC_LIMIT_MACROS /* SIZE_MAX defined with <stdint.h> inclusion */ #else #include <stddef.h> /* for ptrdiff_t */ #endif @@ -159,9 +177,10 @@ struct printf_spec int width; /* Width */ int prec; /* Precision */ + size_t size; /* Wanted size (0 iff snprintf with size=0) */ enum arg_t arg_type; /* Type of argument */ - mpfr_rnd_t rnd_mode; /* Rounding mode */ + mpfr_rnd_t rnd_mode; /* Rounding mode */ char spec; /* Conversion specifier */ char pad; /* Padding character */ @@ -177,6 +196,7 @@ specinfo_init (struct printf_spec *specinfo) specinfo->group = 0; specinfo->width = 0; specinfo->prec = 0; + specinfo->size = 1; specinfo->arg_type = NONE; specinfo->rnd_mode = MPFR_RNDN; specinfo->spec = '\0'; @@ -276,14 +296,10 @@ parse_arg_type (const char *format, struct printf_spec *specinfo) break; case 'h': if (*++format == 'h') -#ifndef NPRINTF_HH { ++format; specinfo->arg_type = CHAR_ARG; } -#else - specinfo->arg_type = UNSUPPORTED; -#endif else specinfo->arg_type = SHORT_ARG; break; @@ -291,7 +307,7 @@ parse_arg_type (const char *format, struct printf_spec *specinfo) if (*++format == 'l') { ++format; -#if defined (HAVE_LONG_LONG) && !defined(NPRINTF_LL) +#if defined (HAVE_LONG_LONG) specinfo->arg_type = LONG_LONG_ARG; #else specinfo->arg_type = UNSUPPORTED; @@ -305,7 +321,7 @@ parse_arg_type (const char *format, struct printf_spec *specinfo) } case 'j': ++format; -#if defined(_MPFR_H_HAVE_INTMAX_T) && !defined(NPRINTF_J) +#if defined(_MPFR_H_HAVE_INTMAX_T) specinfo->arg_type = INTMAX_ARG; #else specinfo->arg_type = UNSUPPORTED; @@ -317,19 +333,11 @@ parse_arg_type (const char *format, struct printf_spec *specinfo) break; case 't': ++format; -#ifndef NPRINTF_T specinfo->arg_type = PTRDIFF_ARG; -#else - specinfo->arg_type = UNSUPPORTED; -#endif break; case 'L': ++format; -#ifndef NPRINTF_L specinfo->arg_type = LONG_DOUBLE_ARG; -#else - specinfo->arg_type = UNSUPPORTED; -#endif break; case 'F': ++format; @@ -385,9 +393,9 @@ typedef wint_t mpfr_va_wint; #endif #define CASE_LONG_ARG(specinfo, ap) \ case LONG_ARG: \ - if (((specinfo).spec == 'd') || ((specinfo).spec == 'i') \ - || ((specinfo).spec == 'o') || ((specinfo).spec == 'u') \ - || ((specinfo).spec == 'x') || ((specinfo).spec == 'X')) \ + if ((specinfo).spec == 'd' || (specinfo).spec == 'i' \ + || (specinfo).spec == 'o' || (specinfo).spec == 'u' \ + || (specinfo).spec == 'x' || (specinfo).spec == 'X') \ (void) va_arg ((ap), long); \ else if ((specinfo).spec == 'c') \ (void) va_arg ((ap), mpfr_va_wint); \ @@ -487,7 +495,10 @@ typedef wint_t mpfr_va_wint; } while (0) /* process the format part which does not deal with mpfr types, - jump to external label 'error' if gmp_asprintf return -1. */ + jump to external label 'error' if gmp_asprintf return -1. + Note: start and end are pointers to the format string, so that + size_t is the best type to express the difference. + */ #define FLUSH(flag, start, end, ap, buf_ptr) \ do { \ const size_t n = (end) - (start); \ @@ -495,16 +506,21 @@ typedef wint_t mpfr_va_wint; /* previous specifiers are understood by gmp_printf */ \ { \ MPFR_TMP_DECL (marker); \ - char *fmt_copy; \ + char *fmt_copy, *s; \ + int length; \ + \ MPFR_TMP_MARK (marker); \ fmt_copy = (char*) MPFR_TMP_ALLOC (n + 1); \ strncpy (fmt_copy, (start), n); \ fmt_copy[n] = '\0'; \ - if (sprntf_gmp ((buf_ptr), (fmt_copy), (ap)) == -1) \ + length = gmp_vasprintf (&s, fmt_copy, (ap)); \ + if (length < 0) \ { \ MPFR_TMP_FREE (marker); \ goto error; \ } \ + buffer_cat ((buf_ptr), s, length); \ + mpfr_free_str (s); \ (flag) = 0; \ MPFR_TMP_FREE (marker); \ } \ @@ -513,20 +529,56 @@ typedef wint_t mpfr_va_wint; buffer_cat ((buf_ptr), (start), n); \ } while (0) +/* Note: in case some form of %n is used in the format string, + we may need the maximum signed integer type for len. */ struct string_buffer { char *start; /* beginning of the buffer */ char *curr; /* null terminating character */ size_t size; /* buffer capacity */ + mpfr_intmax_t len; /* string length or -1 if overflow */ }; static void buffer_init (struct string_buffer *b, size_t s) { - b->start = (char *) (*__gmp_allocate_func) (s); - b->start[0] = '\0'; - b->curr = b->start; + if (s != 0) + { + b->start = (char *) mpfr_allocate_func (s); + b->start[0] = '\0'; + b->curr = b->start; + } b->size = s; + b->len = 0; +} + +/* Increase the len field of the buffer. Return non-zero iff overflow. */ +static int +buffer_incr_len (struct string_buffer *b, size_t len) +{ + if (b->len == -1) + return 1; + else + { + /* We need to take mpfr_uintmax_t as the type must be as large + as both size_t (which is unsigned) and mpfr_intmax_t (which + is used for the 'n' format specifier). */ + mpfr_uintmax_t newlen = (mpfr_uintmax_t) b->len + len; + + /* mpfr_uintmax_t is unsigned, thus the above is valid, but one + has newlen < len in case of overflow. */ + + if (MPFR_UNLIKELY (newlen < len || newlen > MPFR_INTMAX_MAX)) + { + b->len = -1; + return 1; + } + else + { + b->len = newlen; + return 0; + } + } } /* Increase buffer size by a number of character being the least multiple of @@ -536,13 +588,19 @@ buffer_widen (struct string_buffer *b, size_t len) { const size_t pos = b->curr - b->start; const size_t n = 0x1000 + (len & ~((size_t) 0xfff)); + + /* There are currently limitations here. We would need to switch to + the null-size behavior once there is an overflow in the buffer. */ + + MPFR_ASSERTN (n >= 0x1000 && n >= len); + + MPFR_ASSERTD (*b->curr == '\0'); MPFR_ASSERTD (pos < b->size); - MPFR_ASSERTN ((len & ~((size_t) 4095)) <= (size_t)(SIZE_MAX - 4096)); - MPFR_ASSERTN (b->size < SIZE_MAX - n); + MPFR_ASSERTN (b->size < ((size_t) -1) - n); b->start = - (char *) (*__gmp_reallocate_func) (b->start, b->size, b->size + n); + (char *) mpfr_reallocate_func (b->start, b->size, b->size + n); b->size += n; b->curr = b->start + pos; @@ -551,121 +609,145 @@ buffer_widen (struct string_buffer *b, size_t len) } /* Concatenate the LEN first characters of the string S to the buffer B and - expand it if needed. */ -static void + expand it if needed. Return non-zero if overflow. */ +static int buffer_cat (struct string_buffer *b, const char *s, size_t len) { - MPFR_ASSERTD (len != 0); + MPFR_ASSERTD (len > 0); MPFR_ASSERTD (len <= strlen (s)); - if (MPFR_UNLIKELY ((b->curr + len) >= (b->start + b->size))) - buffer_widen (b, len); + if (buffer_incr_len (b, len)) + return 1; - strncat (b->curr, s, len); - b->curr += len; + if (b->size != 0) + { + MPFR_ASSERTD (*b->curr == '\0'); + MPFR_ASSERTN (b->size < ((size_t) -1) - len); + if (MPFR_UNLIKELY (b->curr + len >= b->start + b->size)) + buffer_widen (b, len); + + /* strncat is similar to strncpy here, except that strncat ensures + that the buffer will be null-terminated. */ + strncat (b->curr, s, len); + b->curr += len; + + MPFR_ASSERTD (b->curr < b->start + b->size); + MPFR_ASSERTD (*b->curr == '\0'); + } - MPFR_ASSERTD (b->curr < b->start + b->size); - MPFR_ASSERTD (*b->curr == '\0'); + return 0; } -/* Add N characters C to the end of buffer B */ -static void +/* Add N characters C to the end of buffer B. Return non-zero if overflow. */ +static int buffer_pad (struct string_buffer *b, const char c, const size_t n) { - MPFR_ASSERTD (n != 0); + MPFR_ASSERTD (n > 0); - MPFR_ASSERTN (b->size < SIZE_MAX - n - 1); - if (MPFR_UNLIKELY ((b->curr + n + 1) > (b->start + b->size))) - buffer_widen (b, n); + if (buffer_incr_len (b, n)) + return 1; - if (n == 1) - *b->curr = c; - else - memset (b->curr, c, n); - b->curr += n; - *b->curr = '\0'; + if (b->size != 0) + { + MPFR_ASSERTD (*b->curr == '\0'); + MPFR_ASSERTN (b->size < ((size_t) -1) - n); + if (MPFR_UNLIKELY (b->curr + n >= b->start + b->size)) + buffer_widen (b, n); + + if (n == 1) + *b->curr = c; + else + memset (b->curr, c, n); + b->curr += n; + *b->curr = '\0'; - MPFR_ASSERTD (b->curr < b->start + b->size); + MPFR_ASSERTD (b->curr < b->start + b->size); + } + + return 0; } /* Form a string by concatenating the first LEN characters of STR to TZ zero(s), insert into one character C each 3 characters starting from end - to begining and concatenate the result to the buffer B. */ -static void + to beginning and concatenate the result to the buffer B. */ +static int buffer_sandwich (struct string_buffer *b, char *str, size_t len, const size_t tz, const char c) { - const size_t step = 3; - const size_t size = len + tz; - const size_t r = size % step == 0 ? step : size % step; - const size_t q = size % step == 0 ? size / step - 1 : size / step; - size_t i; + MPFR_ASSERTD (len <= strlen (str)); - MPFR_ASSERTD (size != 0); if (c == '\0') - { - buffer_cat (b, str, len); + return + buffer_cat (b, str, len) || buffer_pad (b, '0', tz); - return; - } + else + { + const size_t step = 3; + const size_t size = len + tz; + const size_t r = size % step == 0 ? step : size % step; + const size_t q = size % step == 0 ? size / step - 1 : size / step; + const size_t fullsize = size + q; + size_t i; - MPFR_ASSERTN (b->size < SIZE_MAX - size - 1 - q); - MPFR_ASSERTD (len <= strlen (str)); - if (MPFR_UNLIKELY ((b->curr + size + 1 + q) > (b->start + b->size))) - buffer_widen (b, size + q); + MPFR_ASSERTD (size > 0); - /* first R significant digits */ - memcpy (b->curr, str, r); - b->curr += r; - str += r; - len -= r; + if (buffer_incr_len (b, fullsize)) + return 1; - /* blocks of thousands. Warning: STR might end in the middle of a block */ - for (i = 0; i < q; ++i) - { - *b->curr++ = c; - if (MPFR_LIKELY (len > 0)) + if (b->size != 0) { - if (MPFR_LIKELY (len >= step)) - /* step significant digits */ - { - memcpy (b->curr, str, step); - len -= step; - } - else - /* last digits in STR, fill up thousand block with zeros */ - { - memcpy (b->curr, str, len); - memset (b->curr + len, '0', step - len); - len = 0; - } - } - else - /* trailing zeros */ - memset (b->curr, '0', step); + char *oldcurr; - b->curr += step; - str += step; - } + MPFR_ASSERTD (*b->curr == '\0'); + MPFR_ASSERTN (b->size < ((size_t) -1) - fullsize); + if (MPFR_UNLIKELY (b->curr + fullsize >= b->start + b->size)) + buffer_widen (b, fullsize); - *b->curr = '\0'; + MPFR_DBGRES (oldcurr = b->curr); - MPFR_ASSERTD (b->curr < b->start + b->size); -} + /* first R significant digits */ + memcpy (b->curr, str, r); + b->curr += r; + str += r; + len -= r; -/* let gmp_xprintf process the part it can understand */ -static int -sprntf_gmp (struct string_buffer *b, const char *fmt, va_list ap) -{ - int length; - char *s; + /* blocks of thousands. Warning: STR might end in the middle of a block */ + for (i = 0; i < q; ++i) + { + *b->curr++ = c; + if (MPFR_LIKELY (len > 0)) + { + if (MPFR_LIKELY (len >= step)) + /* step significant digits */ + { + memcpy (b->curr, str, step); + len -= step; + } + else + /* last digits in STR, fill up thousand block with zeros */ + { + memcpy (b->curr, str, len); + memset (b->curr + len, '0', step - len); + len = 0; + } + } + else + /* trailing zeros */ + memset (b->curr, '0', step); - length = gmp_vasprintf (&s, fmt, ap); - if (length > 0) - buffer_cat (b, s, length); + b->curr += step; + str += step; + } + + MPFR_ASSERTD (b->curr - oldcurr == fullsize); + + *b->curr = '\0'; + + MPFR_ASSERTD (b->curr < b->start + b->size); + } - mpfr_free_str (s); - return length; + return 0; + } } /* Helper struct and functions for temporary strings management */ @@ -676,7 +758,7 @@ struct string_list struct string_list *next; /* NULL in last node */ }; -/* initialisation */ +/* initialization */ static void init_string_list (struct string_list *sl) { @@ -695,7 +777,7 @@ clear_string_list (struct string_list *sl) if (sl->string) mpfr_free_str (sl->string); n = sl->next; - (*__gmp_free_func) (sl, sizeof(struct string_list)); + mpfr_free_func (sl, sizeof(struct string_list)); sl = n; } } @@ -709,7 +791,7 @@ register_string (struct string_list *sl, char *new_string) sl = sl->next; sl->next = (struct string_list*) - (*__gmp_allocate_func) (sizeof (struct string_list)); + mpfr_allocate_func (sizeof (struct string_list)); sl = sl->next; sl->next = NULL; @@ -832,6 +914,52 @@ floor_log10 (mpfr_srcptr x) return exp; } +#define NDIGITS 8 + +static char* +mpfr_get_str_aux (mpfr_exp_t *exp, int base, size_t n, const mpfr_t op, + const struct printf_spec spec) +{ + size_t ndigits; + char *str, *s, nine; + int neg; + + if (spec.size != 0) + return mpfr_get_str (NULL, exp, base, n, op, spec.rnd_mode); + + /* Special case size = 0, i.e., xxx_snprintf with size = 0: we only want + to compute the number of printed characters. Try to deduce it from + a small number of significant digits. */ + nine = (base <= 10) ? '0' + base - 1 + : (base <= 36) ? 'a' + base - 11 + : 'a' + base - 37; + for (ndigits = NDIGITS; ; ndigits *= 2) + { + mpfr_rnd_t rnd = MPFR_RNDZ; + /* when ndigits > n, we reduce it to the target size n, and then we use + the wanted rounding mode, to avoid errors for example when n=1 and + x = 9.5 with spec.rnd_mode = RNDU */ + if (ndigits >= n) + { + ndigits = n; + rnd = spec.rnd_mode; + } + str = mpfr_get_str (NULL, exp, base, ndigits, op, rnd); + if (ndigits == n) + break; + neg = str[0] == '-'; + s = str + neg; + while (*s == nine) + s ++; + if (s < str + neg + ndigits) /* we don't have ndigits 'nines' */ + break; + mpfr_free_str (str); + MPFR_ASSERTN (ndigits <= ((size_t) -1) / 2); + /* to make sure that the product by 2 is representable. */ + } + return str; +} + /* Determine the different parts of the string representation of the regular number P when SPEC.SPEC is 'a', 'A', or 'b'. @@ -857,7 +985,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, /* prefix part */ { np->prefix_size = 2; - str = (char *) (*__gmp_allocate_func) (1 + np->prefix_size); + str = (char *) mpfr_allocate_func (1 + np->prefix_size); str[0] = '0'; str[1] = uppercase ? 'X' : 'x'; str[2] = '\0'; @@ -875,9 +1003,11 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, /* Number of significant digits: - if no given precision, let mpfr_get_str determine it; - if a non-zero precision is specified, then one digit before decimal - point plus SPEC.PREC after it. */ - nsd = spec.prec < 0 ? 0 : spec.prec + np->ip_size; - str = mpfr_get_str (0, &exp, base, nsd, p, spec.rnd_mode); + point plus SPEC.PREC after it (which will give nsd > 1 below). */ + MPFR_ASSERTD (np->ip_size == 1); /* thus no integer overflow below */ + nsd = spec.prec < 0 ? 0 : (size_t) spec.prec + np->ip_size; + MPFR_ASSERTD (nsd != 1); + str = mpfr_get_str_aux (&exp, base, nsd, p, spec); register_string (np->sl, str); np->ip_ptr = MPFR_IS_NEG (p) ? ++str : str; /* skip sign if any */ @@ -903,7 +1033,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, } else if (next_base_power_p (p, base, spec.rnd_mode)) { - str = (char *)(*__gmp_allocate_func) (2); + str = (char *)mpfr_allocate_func (2); str[0] = '1'; str[1] = '\0'; np->ip_ptr = register_string (np->sl, str); @@ -912,7 +1042,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, } else if (base == 2) { - str = (char *)(*__gmp_allocate_func) (2); + str = (char *)mpfr_allocate_func (2); str[0] = '1'; str[1] = '\0'; np->ip_ptr = register_string (np->sl, str); @@ -933,9 +1063,9 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, || (spec.rnd_mode == MPFR_RNDN && (msl & (MPFR_LIMB_ONE << rnd_bit)))) digit++; - MPFR_ASSERTD ((0 <= digit) && (digit <= 15)); + MPFR_ASSERTD (0 <= digit && digit <= 15); - str = (char *)(*__gmp_allocate_func) (1 + np->ip_size); + str = (char *)mpfr_allocate_func (1 + np->ip_size); str[0] = num_to_text [digit]; str[1] = '\0'; np->ip_ptr = register_string (np->sl, str); @@ -988,7 +1118,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, if (spec.prec < 0) /* remove trailing zeros, if any */ { - while ((*ptr == '0') && (str_len != 0)) + while (*ptr == '0' && str_len != 0) { --ptr; --str_len; @@ -1004,13 +1134,14 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, { np->fp_ptr = str; np->fp_size = str_len; + MPFR_ASSERTD (str_len > 0 && str_len <= INT_MAX); if ((int) str_len < spec.prec) np->fp_trailing_zeros = spec.prec - str_len; } } /* decimal point */ - if ((np->fp_size != 0) || spec.alt) + if (np->fp_size != 0 || spec.alt) np->point = MPFR_DECIMAL_POINT; /* the exponent part contains the character 'p', or 'P' plus the sign @@ -1028,7 +1159,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, x /= 10; } } - str = (char *) (*__gmp_allocate_func) (1 + np->exp_size); + str = (char *) mpfr_allocate_func (1 + np->exp_size); np->exp_ptr = register_string (np->sl, str); { char exp_fmt[8]; /* contains at most 7 characters like in "p%+.1i", @@ -1047,7 +1178,7 @@ regular_ab (struct number_parts *np, mpfr_srcptr p, /* Determine the different parts of the string representation of the regular number P when spec.spec is 'e', 'E', 'g', or 'G'. - DEC_INFO contains the previously computed exponent and string or is NULL. + dec_info contains the previously computed exponent and string or is NULL. return -1 if some field > INT_MAX */ static int @@ -1080,8 +1211,9 @@ regular_eg (struct number_parts *np, mpfr_srcptr p, plus SPEC.PREC after it. We use the fact here that mpfr_get_str allows us to ask for only one significant digit when the base is not a power of 2. */ - nsd = (spec.prec < 0) ? 0 : spec.prec + np->ip_size; - str = mpfr_get_str (0, &exp, 10, nsd, p, spec.rnd_mode); + MPFR_ASSERTD (np->ip_size == 1); /* thus no integer overflow below */ + nsd = spec.prec < 0 ? 0 : (size_t) spec.prec + np->ip_size; + str = mpfr_get_str_aux (&exp, 10, nsd, p, spec); register_string (np->sl, str); } else @@ -1105,7 +1237,7 @@ regular_eg (struct number_parts *np, mpfr_srcptr p, if (!keep_trailing_zeros) /* remove trailing zeros, if any */ { - while ((*ptr == '0') && (str_len != 0)) + while (*ptr == '0' && str_len != 0) { --ptr; --str_len; @@ -1121,8 +1253,9 @@ regular_eg (struct number_parts *np, mpfr_srcptr p, { np->fp_ptr = str; np->fp_size = str_len; - if ((!spec_g || spec.alt) && (spec.prec > 0) - && ((int)str_len < spec.prec)) + MPFR_ASSERTD (str_len > 0 && str_len <= INT_MAX); + if ((!spec_g || spec.alt) && spec.prec > 0 + && (int) str_len < spec.prec) /* add missing trailing zeros */ np->fp_trailing_zeros = spec.prec - str_len; } @@ -1155,7 +1288,7 @@ regular_eg (struct number_parts *np, mpfr_srcptr p, if (np->exp_size < 4) np->exp_size = 4; - str = (char *) (*__gmp_allocate_func) (1 + np->exp_size); + str = (char *) mpfr_allocate_func (1 + np->exp_size); np->exp_ptr = register_string (np->sl, str); { @@ -1201,7 +1334,7 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, { /* Most of the time, integral part is 0 */ np->ip_size = 1; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); + str = (char *) mpfr_allocate_func (1 + np->ip_size); str[0] = '0'; str[1] = '\0'; np->ip_ptr = register_string (np->sl, str); @@ -1234,20 +1367,28 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, switch (spec.rnd_mode) { case MPFR_RNDA: + case MPFR_RNDF: /* round_away = 1 needed for spec_g */ round_away = 1; break; + case MPFR_RNDZ: + round_away = 0; + break; case MPFR_RNDD: round_away = MPFR_IS_NEG (p); break; case MPFR_RNDU: round_away = MPFR_IS_POS (p); break; - case MPFR_RNDN: + default: { /* compare |p| to y = 0.5*10^(-spec.prec) */ mpfr_t y; mpfr_exp_t e = MAX (MPFR_PREC (p), 56); + int cmp; + + MPFR_ASSERTN (spec.rnd_mode == MPFR_RNDN); mpfr_init2 (y, e + 8); + do { /* find a lower approximation of @@ -1257,14 +1398,14 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, mpfr_set_si (y, -spec.prec, MPFR_RNDN); mpfr_exp10 (y, y, MPFR_RNDD); mpfr_div_2ui (y, y, 1, MPFR_RNDN); - } while (mpfr_cmpabs (y, p) == 0); + cmp = mpfr_cmpabs (y, p); + } + while (cmp == 0); - round_away = mpfr_cmpabs (y, p) < 0; + round_away = cmp < 0; mpfr_clear (y); } break; - default: - round_away = 0; } if (round_away) @@ -1274,7 +1415,7 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, np->fp_size = 1; str = - (char *) (*__gmp_allocate_func) (1 + np->fp_size); + (char *) mpfr_allocate_func (1 + np->fp_size); str[0] = '1'; str[1] = '\0'; np->fp_ptr = register_string (np->sl, str); @@ -1286,21 +1427,31 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, np->fp_leading_zeros = spec.prec; } } - else + else /* exp >= -spec.prec */ /* the most significant digits are the last spec.prec + exp + 1 digits in fractional part */ { char *ptr; size_t str_len; + + MPFR_ASSERTD (exp >= -spec.prec); if (dec_info == NULL) { - size_t nsd = spec.prec + exp + 1; + size_t nsd; + + /* Consequences of earlier assertions (in r11307). + They guarantee that the integers are representable + (i.e., no integer overflow), assuming size_t >= int + as usual. */ + MPFR_ASSERTD (exp <= -1); + MPFR_ASSERTD (spec.prec + (exp + 1) >= 0); + nsd = spec.prec + (exp + 1); /* WARNING: nsd may equal 1, but here we use the fact that mpfr_get_str can return one digit with base ten (undocumented feature, see comments in get_str.c) */ - str = mpfr_get_str (NULL, &exp, 10, nsd, p, spec.rnd_mode); + str = mpfr_get_str_aux (&exp, 10, nsd, p, spec); register_string (np->sl, str); } else @@ -1331,7 +1482,7 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, if (!keep_trailing_zeros) /* remove trailing zeros, if any */ { - while ((*ptr == '0') && str_len) + while (*ptr == '0' && str_len != 0) { --ptr; --str_len; @@ -1373,8 +1524,7 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, if (dec_info == NULL) { /* this case occurs with mpfr_printf ("%.0RUf", x) with x=9.5 */ - str = - mpfr_get_str (NULL, &exp, 10, spec.prec+exp+1, p, spec.rnd_mode); + str = mpfr_get_str_aux (&exp, 10, spec.prec+exp+1, p, spec); register_string (np->sl, str); } else @@ -1408,7 +1558,7 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, { char *ptr = str + str_len - 1; /* pointer to the last digit of str */ - while ((*ptr == '0') && (str_len != 0)) + while (*ptr == '0' && str_len != 0) { --ptr; --str_len; @@ -1447,9 +1597,9 @@ regular_fg (struct number_parts *np, mpfr_srcptr p, partition_number initializes the given structure np, so all previous information in that variable is lost. return the total number of characters to be written. - return -1 if an error occured, in that case np's fields are in an undefined + return -1 if an error occurred, in that case np's fields are in an undefined state but all string buffers have been freed. */ -static int +static mpfr_intmax_t partition_number (struct number_parts *np, mpfr_srcptr p, struct printf_spec spec) { @@ -1475,7 +1625,7 @@ partition_number (struct number_parts *np, mpfr_srcptr p, np->exp_ptr = NULL; np->exp_size = 0; np->sl = (struct string_list *) - (*__gmp_allocate_func) (sizeof (struct string_list)); + mpfr_allocate_func (sizeof (struct string_list)); init_string_list (np->sl); uppercase = spec.spec == 'A' || spec.spec == 'E' || spec.spec == 'F' @@ -1490,20 +1640,10 @@ partition_number (struct number_parts *np, mpfr_srcptr p, with left spaces instead */ np->pad_type = LEFT; - if (uppercase) - { - np->ip_size = MPFR_NAN_STRING_LENGTH; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); - strcpy (str, MPFR_NAN_STRING_UC); - np->ip_ptr = register_string (np->sl, str); - } - else - { - np->ip_size = MPFR_NAN_STRING_LENGTH; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); - strcpy (str, MPFR_NAN_STRING_LC); - np->ip_ptr = register_string (np->sl, str); - } + np->ip_size = MPFR_NAN_STRING_LENGTH; + str = (char *) mpfr_allocate_func (1 + np->ip_size); + strcpy (str, uppercase ? MPFR_NAN_STRING_UC : MPFR_NAN_STRING_LC); + np->ip_ptr = register_string (np->sl, str); } else if (MPFR_IS_INF (p)) { @@ -1515,24 +1655,14 @@ partition_number (struct number_parts *np, mpfr_srcptr p, if (MPFR_IS_NEG (p)) np->sign = '-'; - if (uppercase) - { - np->ip_size = MPFR_INF_STRING_LENGTH; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); - strcpy (str, MPFR_INF_STRING_UC); - np->ip_ptr = register_string (np->sl, str); - } - else - { - np->ip_size = MPFR_INF_STRING_LENGTH; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); - strcpy (str, MPFR_INF_STRING_LC); - np->ip_ptr = register_string (np->sl, str); - } + np->ip_size = MPFR_INF_STRING_LENGTH; + str = (char *) mpfr_allocate_func (1 + np->ip_size); + strcpy (str, uppercase ? MPFR_INF_STRING_UC : MPFR_INF_STRING_LC); + np->ip_ptr = register_string (np->sl, str); } else - /* p == 0 */ { + MPFR_ASSERTD (MPFR_IS_ZERO (p)); /* note: for 'g' spec, zero is always displayed with 'f'-style with precision spec.prec - 1 and the trailing zeros are removed unless the flag '#' is used. */ @@ -1546,7 +1676,7 @@ partition_number (struct number_parts *np, mpfr_srcptr p, /* prefix part */ { np->prefix_size = 2; - str = (char *) (*__gmp_allocate_func) (1 + np->prefix_size); + str = (char *) mpfr_allocate_func (1 + np->prefix_size); str[0] = '0'; str[1] = uppercase ? 'X' : 'x'; str[2] = '\0'; @@ -1555,7 +1685,7 @@ partition_number (struct number_parts *np, mpfr_srcptr p, /* integral part */ np->ip_size = 1; - str = (char *) (*__gmp_allocate_func) (1 + np->ip_size); + str = (char *) mpfr_allocate_func (1 + np->ip_size); str[0] = '0'; str[1] = '\0'; np->ip_ptr = register_string (np->sl, str); @@ -1576,7 +1706,7 @@ partition_number (struct number_parts *np, mpfr_srcptr p, /* exponent part */ { np->exp_size = (spec.spec == 'e' || spec.spec == 'E') ? 4 : 3; - str = (char *) (*__gmp_allocate_func) (1 + np->exp_size); + str = (char *) mpfr_allocate_func (1 + np->exp_size); if (spec.spec == 'e' || spec.spec == 'E') strcpy (str, uppercase ? "E+00" : "e+00"); else @@ -1585,9 +1715,27 @@ partition_number (struct number_parts *np, mpfr_srcptr p, } } } + else if (MPFR_UNLIKELY (MPFR_IS_UBF (p))) + { + /* mpfr_get_str does not support UBF, so that UBF numbers are regarded + as special cases here. This is not much a problem since UBF numbers + are internal to MPFR and here, they only for logging. */ + if (np->pad_type == LEADING_ZEROS) + /* change to right justification padding with left spaces */ + np->pad_type = LEFT; + + if (MPFR_IS_NEG (p)) + np->sign = '-'; + + np->ip_size = 3; + str = (char *) mpfr_allocate_func (1 + np->ip_size); + strcpy (str, uppercase ? "UBF" : "ubf"); + np->ip_ptr = register_string (np->sl, str); + /* TODO: output more information (e.g. the exponent) if need be. */ + } else - /* regular p, p != 0 */ { + MPFR_ASSERTD (MPFR_IS_PURE_FP (p)); if (spec.spec == 'a' || spec.spec == 'A' || spec.spec == 'b') { if (regular_ab (np, p, spec) == -1) @@ -1616,12 +1764,38 @@ partition_number (struct number_parts *np, mpfr_srcptr p, where T is the threshold computed below and X is the exponent that would be displayed with style 'e' and precision T-1. */ int threshold; - mpfr_exp_t x; + mpfr_exp_t x, e, k; struct decimal_info dec_info; threshold = (spec.prec < 0) ? 6 : (spec.prec == 0) ? 1 : spec.prec; - dec_info.str = mpfr_get_str (NULL, &dec_info.exp, 10, threshold, - p, spec.rnd_mode); + + /* Here we cannot call mpfr_get_str_aux since we need the full + significand in dec_info.str. + Moreover, threshold may be huge while one can know that the + number of digits that are not trailing zeros remains limited; + such a limit occurs in practical cases, e.g. with numbers + representable in the IEEE 754-2008 basic formats. Since the + trailing zeros are not necessarily output, we do not want to + waste time and memory by making mpfr_get_str generate them. + So, let us try to find a smaller threshold for mpfr_get_str. + |p| < 2^EXP(p) = 10^(EXP(p)*log10(2)). So, the integer part + takes at most ceil(EXP(p)*log10(2)) digits (unless p rounds + to the next power of 10, but in this case any threshold will + be OK). So, for the integer part, we will take: + max(0,floor((EXP(p)+2)/3)). + Let k = PREC(p) - EXP(p), so that the last bit of p has + weight 2^(-k). If k <= 0, then p is an integer, otherwise + the fractional part in base 10 may have up to k digits + (this bound is reached if the last bit is 1). + Note: The bound could be improved, but this is not critical. */ + e = MPFR_GET_EXP (p); + k = MPFR_PREC (p) - e; + e = e <= 0 ? k : (e + 2) / 3 + (k <= 0 ? 0 : k); + MPFR_ASSERTD (e >= 1); + + dec_info.str = mpfr_get_str (NULL, &dec_info.exp, 10, + e < threshold ? e : threshold, + p, spec.rnd_mode); register_string (np->sl, dec_info.str); /* mpfr_get_str corresponds to a significand between 0.1 and 1, whereas here we want a significand between 1 and 10. */ @@ -1648,14 +1822,14 @@ partition_number (struct number_parts *np, mpfr_srcptr p, /* compute the number of characters to be written verifying it is not too much */ -#define INCR_TOTAL(v) \ - do { \ - MPFR_ASSERTD ((v) >= 0); \ - if (MPFR_UNLIKELY ((v) > INT_MAX)) \ - goto error; \ - total += (v); \ - if (MPFR_UNLIKELY (total > INT_MAX)) \ - goto error; \ +#define INCR_TOTAL(v) \ + do { \ + MPFR_ASSERTD ((v) >= 0); \ + if (MPFR_UNLIKELY ((v) > MPFR_INTMAX_MAX)) \ + goto error; \ + total += (v); \ + if (MPFR_UNLIKELY (total > MPFR_INTMAX_MAX)) \ + goto error; \ } while (0) total = np->sign ? 1 : 0; @@ -1683,7 +1857,7 @@ partition_number (struct number_parts *np, mpfr_srcptr p, MPFR_ASSERTD (total == spec.width); } - MPFR_ASSERTD (total > 0 && total <= INT_MAX); + MPFR_ASSERTD (total > 0 && total <= MPFR_INTMAX_MAX); return total; error: @@ -1699,17 +1873,33 @@ partition_number (struct number_parts *np, mpfr_srcptr p, return the size of the string (not counting the terminating '\0') return -1 if the built string is too long (i.e. has more than - INT_MAX characters). */ + INT_MAX or MPFR_INTMAX_MAX characters). + + If spec.size is 0, we only want the size of the string. +*/ static int sprnt_fp (struct string_buffer *buf, mpfr_srcptr p, const struct printf_spec spec) { - int length; + mpfr_intmax_t length, start; struct number_parts np; length = partition_number (&np, p, spec); if (length < 0) - return -1; + { + buf->len = -1; + return -1; + } + + if (spec.size == 0) + { + /* This is equivalent to the following code (no need to fill the buffer + and length is known). */ + buffer_incr_len (buf, length); + goto clear_and_exit; + } + + MPFR_DBGRES (start = buf->len); /* right justification padding with left spaces */ if (np.pad_type == LEFT && np.pad_size != 0) @@ -1761,19 +1951,32 @@ sprnt_fp (struct string_buffer *buf, mpfr_srcptr p, if (np.exp_ptr) buffer_cat (buf, np.exp_ptr, np.exp_size); - /* left justication padding with right spaces */ + /* left justification padding with right spaces */ if (np.pad_type == RIGHT && np.pad_size != 0) buffer_pad (buf, ' ', np.pad_size); + MPFR_ASSERTD (buf->len == -1 || buf->len - start == length); + + clear_and_exit: clear_string_list (np.sl); - return length; + return buf->len == -1 ? -1 : length; } +/* The following internal function implements both mpfr_vasprintf and + mpfr_vsnprintf: + (a) either ptr <> NULL, and then Buf and size are not used, and it + implements mpfr_vasprintf (ptr, fmt, ap) + (b) or ptr = NULL, and it implements mpfr_vsnprintf (Buf, size, fmt, ap) + It returns the number of characters that would have been written had 'size' + been sufficiently large, not counting the terminating null character, or -1 + if this number is too large for the return type 'int' (overflow). +*/ int -mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) +mpfr_vasnprintf_aux (char **ptr, char *Buf, size_t size, const char *fmt, + va_list ap) { struct string_buffer buf; - size_t nbchar; + int nbchar; /* informations on the conversion specification filled by the parser */ struct printf_spec spec; @@ -1788,15 +1991,14 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) MPFR_SAVE_EXPO_DECL (expo); MPFR_SAVE_EXPO_MARK (expo); - nbchar = 0; - buffer_init (&buf, 4096); + buffer_init (&buf, ptr != NULL || size != 0 ? 4096 : 0); xgmp_fmt_flag = 0; va_copy (ap2, ap); start = fmt; - while (*fmt) + while (*fmt != '\0') { /* Look for the next format specification */ - while ((*fmt) && (*fmt != '%')) + while (*fmt != '\0' && *fmt != '%') ++fmt; if (*fmt == '\0') @@ -1839,10 +2041,12 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) fmt = parse_arg_type (fmt, &spec); if (spec.arg_type == UNSUPPORTED) - /* the current architecture doesn't support this type */ - { - goto error; - } + /* the current architecture doesn't support the type corresponding to + the format specifier; according to the ISO C99 standard, the + behavior is undefined. We choose to print the format specifier as a + literal string, what may be printed after this string is + undefined. */ + continue; else if (spec.arg_type == MPFR_ARG) { switch (*fmt) @@ -1878,9 +2082,13 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) spec.spec = *fmt; if (!specinfo_is_valid (spec)) - goto error; + /* the format specifier is invalid; according to the ISO C99 standard, + the behavior is undefined. We choose to print the invalid format + specifier as a literal string, what may be printed after this + string is undefined. */ + continue; - if (*fmt) + if (*fmt != '\0') fmt++; /* Format processing */ @@ -1894,49 +2102,47 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) so as to be able to accept the same format strings. */ { void *p; - size_t nchar; p = va_arg (ap, void *); FLUSH (xgmp_fmt_flag, start, end, ap2, &buf); va_end (ap2); start = fmt; - nchar = buf.curr - buf.start; switch (spec.arg_type) { case CHAR_ARG: - *(char *) p = (char) nchar; + *(char *) p = (char) buf.len; break; case SHORT_ARG: - *(short *) p = (short) nchar; + *(short *) p = (short) buf.len; break; case LONG_ARG: - *(long *) p = (long) nchar; + *(long *) p = (long) buf.len; break; #ifdef HAVE_LONG_LONG case LONG_LONG_ARG: - *(long long *) p = (long long) nchar; + *(long long *) p = (long long) buf.len; break; #endif #ifdef _MPFR_H_HAVE_INTMAX_T case INTMAX_ARG: - *(intmax_t *) p = (intmax_t) nchar; + *(intmax_t *) p = (intmax_t) buf.len; break; #endif case SIZE_ARG: - *(size_t *) p = nchar; + *(size_t *) p = buf.len; break; case PTRDIFF_ARG: - *(ptrdiff_t *) p = (ptrdiff_t) nchar; + *(ptrdiff_t *) p = (ptrdiff_t) buf.len; break; case MPF_ARG: - mpf_set_ui ((mpf_ptr) p, (unsigned long) nchar); + mpf_set_ui ((mpf_ptr) p, (unsigned long) buf.len); break; case MPQ_ARG: - mpq_set_ui ((mpq_ptr) p, (unsigned long) nchar, 1L); + mpq_set_ui ((mpq_ptr) p, (unsigned long) buf.len, 1L); break; case MP_LIMB_ARG: - *(mp_limb_t *) p = (mp_limb_t) nchar; + *(mp_limb_t *) p = (mp_limb_t) buf.len; break; case MP_LIMB_ARRAY_ARG: { @@ -1949,25 +2155,25 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) break; /* we assume here that mp_limb_t is wider than int */ - *q = (mp_limb_t) nchar; + *q = (mp_limb_t) buf.len; while (--n != 0) { q++; - *q = (mp_limb_t) 0; + *q = MPFR_LIMB_ZERO; } } break; case MPZ_ARG: - mpz_set_ui ((mpz_ptr) p, (unsigned long) nchar); + mpz_set_ui ((mpz_ptr) p, (unsigned long) buf.len); break; case MPFR_ARG: - mpfr_set_ui ((mpfr_ptr) p, (unsigned long) nchar, + mpfr_set_ui ((mpfr_ptr) p, (unsigned long) buf.len, spec.rnd_mode); break; default: - *(int *) p = (int) nchar; + *(int *) p = (int) buf.len; } va_copy (ap2, ap); /* after the switch, due to MP_LIMB_ARRAY_ARG case */ @@ -1979,6 +2185,7 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) char format[MPFR_PREC_FORMAT_SIZE + 6]; /* see examples below */ size_t length; mpfr_prec_t prec; + prec = va_arg (ap, mpfr_prec_t); FLUSH (xgmp_fmt_flag, start, end, ap2, &buf); @@ -1996,22 +2203,25 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) format[4 + MPFR_PREC_FORMAT_SIZE] = spec.spec; format[5 + MPFR_PREC_FORMAT_SIZE] = '\0'; length = gmp_asprintf (&s, format, spec.width, spec.prec, prec); - if (buf.size <= INT_MAX - length) - { - buffer_cat (&buf, s, length); - mpfr_free_str (s); - } - else - { - mpfr_free_str (s); - goto overflow_error; - } + MPFR_ASSERTN (length >= 0); /* guaranteed by GMP 6 */ + buffer_cat (&buf, s, length); + mpfr_free_str (s); } else if (spec.arg_type == MPFR_ARG) /* output a mpfr_t variable */ { mpfr_srcptr p; + if (spec.spec != 'a' && spec.spec != 'A' + && spec.spec != 'b' + && spec.spec != 'e' && spec.spec != 'E' + && spec.spec != 'f' && spec.spec != 'F' + && spec.spec != 'g' && spec.spec != 'G') + /* the format specifier is invalid; skip the invalid format + specifier so as to print it as a literal string. What may be + printed after this string is undefined. */ + continue; + p = va_arg (ap, mpfr_srcptr); FLUSH (xgmp_fmt_flag, start, end, ap2, &buf); @@ -2019,25 +2229,9 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) va_copy (ap2, ap); start = fmt; - switch (spec.spec) - { - case 'a': - case 'A': - case 'b': - case 'e': - case 'E': - case 'f': - case 'F': - case 'g': - case 'G': - if (sprnt_fp (&buf, p, spec) < 0) - goto overflow_error; - break; - - default: - /* unsupported specifier */ - goto error; - } + if (ptr == NULL) + spec.size = size; + sprnt_fp (&buf, p, spec); } else /* gmp_printf specification, step forward in the va_list */ @@ -2051,42 +2245,63 @@ mpfr_vasprintf (char **ptr, const char *fmt, va_list ap) FLUSH (xgmp_fmt_flag, start, fmt, ap2, &buf); va_end (ap2); - nbchar = buf.curr - buf.start; - MPFR_ASSERTD (nbchar == strlen (buf.start)); - buf.start = - (char *) (*__gmp_reallocate_func) (buf.start, buf.size, nbchar + 1); - buf.size = nbchar + 1; /* update needed for __gmp_free_func below when - nbchar is too large (overflow_error) */ - *ptr = buf.start; - - /* If nbchar is larger than INT_MAX, the ISO C99 standard is silent, but - POSIX says concerning the snprintf() function: - "[EOVERFLOW] The value of n is greater than {INT_MAX} or the - number of bytes needed to hold the output excluding the - terminating null is greater than {INT_MAX}." See: - http://www.opengroup.org/onlinepubs/009695399/functions/fprintf.html - But it doesn't say anything concerning the other printf-like functions. - A defect report has been submitted to austin-review-l (item 2532). - So, for the time being, we return a negative value and set the erange - flag, and set errno to EOVERFLOW in POSIX system. */ - if (nbchar <= INT_MAX) + + if (buf.len > INT_MAX) /* overflow */ + buf.len = -1; + + if (buf.len != -1) { + nbchar = buf.len; + MPFR_ASSERTD (nbchar >= 0); + + if (ptr != NULL) /* implement mpfr_vasprintf */ + { + MPFR_ASSERTD (nbchar == strlen (buf.start)); + *ptr = (char *) + mpfr_reallocate_func (buf.start, buf.size, nbchar + 1); + } + else if (size > 0) /* implement mpfr_vsnprintf */ + { + if (nbchar < size) + { + strncpy (Buf, buf.start, nbchar); + Buf[nbchar] = '\0'; + } + else + { + strncpy (Buf, buf.start, size - 1); + Buf[size-1] = '\0'; + } + mpfr_free_func (buf.start, buf.size); + } + MPFR_SAVE_EXPO_FREE (expo); - return nbchar; + return nbchar; /* return the number of characters that would have + been written had 'size' been sufficiently large, + not counting the terminating null character */ } - overflow_error: - MPFR_SAVE_EXPO_UPDATE_FLAGS(expo, MPFR_FLAGS_ERANGE); + error: + if (buf.len == -1) /* overflow */ + { + MPFR_LOG_MSG (("Overflow\n", 0)); + MPFR_SAVE_EXPO_UPDATE_FLAGS (expo, MPFR_FLAGS_ERANGE); #ifdef EOVERFLOW - errno = EOVERFLOW; + MPFR_LOG_MSG (("Setting errno to EOVERFLOW\n", 0)); + errno = EOVERFLOW; #endif + } - error: MPFR_SAVE_EXPO_FREE (expo); *ptr = NULL; - (*__gmp_free_func) (buf.start, buf.size); + mpfr_free_func (buf.start, buf.size); return -1; } +#else /* HAVE_STDARG */ + +/* Avoid an empty translation unit (see ISO C99, 6.9) */ +typedef int foo; + #endif /* HAVE_STDARG */ diff --git a/Build/source/libs/mpfr/mpfr-src/src/version.c b/Build/source/libs/mpfr/mpfr-src/src/version.c index 12d31a5fac0..3a9ce77e7c3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/version.c +++ b/Build/source/libs/mpfr/mpfr-src/src/version.c @@ -25,5 +25,5 @@ http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., const char * mpfr_get_version (void) { - return "3.1.6"; + return "4.0.0"; } diff --git a/Build/source/libs/mpfr/mpfr-src/src/yn.c b/Build/source/libs/mpfr/mpfr-src/src/yn.c index 9caa97749f3..7153051837f 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/yn.c +++ b/Build/source/libs/mpfr/mpfr-src/src/yn.c @@ -170,7 +170,7 @@ mpfr_yn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) 0. We choose to return +0 in that case. */ else if (MPFR_IS_INF (z)) { - if (MPFR_SIGN(z) > 0) + if (MPFR_IS_POS (z)) return mpfr_set_ui (res, 0, r); else /* y(n,-Inf) = NaN */ { @@ -186,14 +186,14 @@ mpfr_yn (mpfr_ptr res, long n, mpfr_srcptr z, mpfr_rnd_t r) MPFR_SET_NEG(res); else MPFR_SET_POS(res); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET(0); } } /* for z < 0, y(n,z) is imaginary except when j(n,|z|) = 0, which we assume does not happen for a rational z. */ - if (MPFR_SIGN(z) < 0) + if (MPFR_IS_NEG (z)) { MPFR_SET_NAN (res); MPFR_RET_NAN; diff --git a/Build/source/libs/mpfr/mpfr-src/src/zeta.c b/Build/source/libs/mpfr/mpfr-src/src/zeta.c index d9d073bf7ad..7931ce2584b 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/zeta.c +++ b/Build/source/libs/mpfr/mpfr-src/src/zeta.c @@ -20,6 +20,8 @@ along with the GNU MPFR Library; see the file COPYING.LESSER. If not, see http://www.gnu.org/licenses/ or write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. */ +#include <float.h> /* for DBL_MAX */ + #define MPFR_NEED_LONGLONG_H #include "mpfr-impl.h" @@ -201,8 +203,7 @@ mpfr_zeta_pos (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) where gamma is Euler's constant */ { dint = MAX (d + 3, precs); - MPFR_TRACE (printf ("branch 1\ninternal precision=%lu\n", - (unsigned long) dint)); + /* branch 1, with internal precision dint */ MPFR_GROUP_REPREC_4 (group, dint, b, c, z_pre, f); mpfr_div (z_pre, __gmpfr_one, s1, MPFR_RNDN); mpfr_const_euler (f, MPFR_RNDN); @@ -212,12 +213,12 @@ mpfr_zeta_pos (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) { size_t size; - MPFR_TRACE (printf ("branch 2\n")); + /* branch 2 */ /* Computation of parameters n, p and working precision */ dnep = (double) d * LOG2; sd = mpfr_get_d (s, MPFR_RNDN); /* beta = dnep + 0.61 + sd * log (6.2832 / sd); - but a larger value is ok */ + but a larger value is OK */ #define LOG6dot2832 1.83787940484160805532 beta = dnep + 0.61 + sd * (LOG6dot2832 - LOG2 * __gmpfr_floor_log2 (sd)); @@ -232,7 +233,6 @@ mpfr_zeta_pos (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) p = 1 + (int) beta / 2; n = 1 + (int) ((sd + 2.0 * (double) p - 1.0) / 6.2832); } - MPFR_TRACE (printf ("\nn=%d\np=%d\n",n,p)); /* add = 4 + floor(1.5 * log(d) / log (2)). We should have add >= 10, which is always fulfilled since d = precz + 11 >= 12, thus ceil(log2(d)) >= 4 */ @@ -242,37 +242,33 @@ mpfr_zeta_pos (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) if (dint < precs) dint = precs; - MPFR_TRACE (printf ("internal precision=%lu\n", - (unsigned long) dint)); + /* internal precision is dint */ size = (p + 1) * sizeof(mpfr_t); - tc1 = (mpfr_t*) (*__gmp_allocate_func) (size); + tc1 = (mpfr_t*) mpfr_allocate_func (size); for (l=1; l<=p; l++) mpfr_init2 (tc1[l], dint); MPFR_GROUP_REPREC_4 (group, dint, b, c, z_pre, f); - MPFR_TRACE (printf ("precision of z = %lu\n", - (unsigned long) precz)); + /* precision of z is precz */ /* Computation of the coefficients c_k */ mpfr_zeta_c (p, tc1); - /* Computation of the 3 parts of the fonction Zeta. */ + /* Computation of the 3 parts of the function Zeta. */ mpfr_zeta_part_a (z_pre, s, n); mpfr_zeta_part_b (b, s, n, p, tc1); /* s1 = s-1 is already computed above */ mpfr_div (c, __gmpfr_one, s1, MPFR_RNDN); mpfr_ui_pow (f, n, s1, MPFR_RNDN); mpfr_div (c, c, f, MPFR_RNDN); - MPFR_TRACE (MPFR_DUMP (c)); mpfr_add (z_pre, z_pre, c, MPFR_RNDN); mpfr_add (z_pre, z_pre, b, MPFR_RNDN); for (l=1; l<=p; l++) mpfr_clear (tc1[l]); - (*__gmp_free_func) (tc1, size); + mpfr_free_func (tc1, size); /* End branch 2 */ } - MPFR_TRACE (MPFR_DUMP (z_pre)); if (MPFR_LIKELY (MPFR_CAN_ROUND (z_pre, d-3, precz, rnd_mode))) break; MPFR_ZIV_NEXT (loop, d); @@ -287,11 +283,141 @@ mpfr_zeta_pos (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) return inex; } +/* return add = 1 + floor(log(c^3*(13+m1))/log(2)) + where c = (1+eps)*(1+eps*max(8,m1)), + m1 = 1 + max(1/eps,2*sd)*(1+eps), + eps = 2^(-precz-14) + sd = abs(s-1) + */ +static long +compute_add (mpfr_srcptr s, mpfr_prec_t precz) +{ + mpfr_t t, u, m1; + long add; + + mpfr_inits2 (64, t, u, m1, (mpfr_ptr) 0); + if (mpfr_cmp_ui (s, 1) >= 0) + mpfr_sub_ui (t, s, 1, MPFR_RNDU); + else + mpfr_ui_sub (t, 1, s, MPFR_RNDU); + /* now t = sd = abs(s-1), rounded up */ + mpfr_set_ui_2exp (u, 1, - precz - 14, MPFR_RNDU); + /* u = eps */ + /* since 1/eps = 2^(precz+14), if EXP(sd) >= precz+14, then + sd >= 1/2*2^(precz+14) thus 2*sd >= 2^(precz+14) >= 1/eps */ + if (mpfr_get_exp (t) >= precz + 14) + mpfr_mul_2exp (t, t, 1, MPFR_RNDU); + else + mpfr_set_ui_2exp (t, 1, precz + 14, MPFR_RNDU); + /* now t = max(1/eps,2*sd) */ + mpfr_add_ui (u, u, 1, MPFR_RNDU); /* u = 1+eps, rounded up */ + mpfr_mul (t, t, u, MPFR_RNDU); /* t = max(1/eps,2*sd)*(1+eps) */ + mpfr_add_ui (m1, t, 1, MPFR_RNDU); + if (mpfr_get_exp (m1) <= 3) + mpfr_set_ui (t, 8, MPFR_RNDU); + else + mpfr_set (t, m1, MPFR_RNDU); + /* now t = max(8,m1) */ + mpfr_div_2exp (t, t, precz + 14, MPFR_RNDU); /* eps*max(8,m1) */ + mpfr_add_ui (t, t, 1, MPFR_RNDU); /* 1+eps*max(8,m1) */ + mpfr_mul (t, t, u, MPFR_RNDU); /* t = c */ + mpfr_add_ui (u, m1, 13, MPFR_RNDU); /* 13+m1 */ + mpfr_mul (u, u, t, MPFR_RNDU); /* c*(13+m1) */ + mpfr_sqr (t, t, MPFR_RNDU); /* c^2 */ + mpfr_mul (u, u, t, MPFR_RNDU); /* c^3*(13+m1) */ + add = mpfr_get_exp (u); + mpfr_clears (t, u, m1, (mpfr_ptr) 0); + return add; +} + +/* return in z a lower bound (for rnd = RNDD) or upper bound (for rnd = RNDU) + of |zeta(s)|/2, using: + log(|zeta(s)|/2) = (s-1)*log(2*Pi) + lngamma(1-s) + + log(|sin(Pi*s/2)| * zeta(1-s)). + Assumes s < 1/2 and s1 = 1-s exactly, thus s1 > 1/2. + y and p are temporary variables. + At input, p is Pi rounded down. + The comments in the code are for rnd = RNDD. */ +static void +mpfr_reflection_overflow (mpfr_t z, mpfr_t s1, const mpfr_t s, mpfr_t y, + mpfr_t p, mpfr_rnd_t rnd) +{ + mpz_t sint; + + MPFR_ASSERTD (rnd == MPFR_RNDD || rnd == MPFR_RNDU); + + /* Since log is increasing, we want lower bounds on |sin(Pi*s/2)| and + zeta(1-s). */ + mpz_init (sint); + mpfr_get_z (sint, s, MPFR_RNDD); /* sint = floor(s) */ + /* We first compute a lower bound of |sin(Pi*s/2)|, which is a periodic + function of period 2. Thus: + if 2k < s < 2k+1, then |sin(Pi*s/2)| is increasing; + if 2k-1 < s < 2k, then |sin(Pi*s/2)| is decreasing. + These cases are distinguished by testing bit 0 of floor(s) as if + represented in two's complement (or equivalently, as an unsigned + integer mod 2): + 0: sint = 0 mod 2, thus 2k < s < 2k+1 and |sin(Pi*s/2)| is increasing; + 1: sint = 1 mod 2, thus 2k-1 < s < 2k and |sin(Pi*s/2)| is decreasing. + Let's recall that the comments are for rnd = RNDD. */ + if (mpz_tstbit (sint, 0) == 0) /* |sin(Pi*s/2)| is increasing: round down + Pi*s to get a lower bound. */ + { + mpfr_mul (y, p, s, rnd); + if (rnd == MPFR_RNDD) + mpfr_nextabove (p); /* we will need p rounded above afterwards */ + } + else /* |sin(Pi*s/2)| is decreasing: round up Pi*s to get a lower bound. */ + { + if (rnd == MPFR_RNDD) + mpfr_nextabove (p); + mpfr_mul (y, p, s, MPFR_INVERT_RND(rnd)); + } + mpfr_div_2ui (y, y, 1, MPFR_RNDN); /* exact, rounding mode doesn't matter */ + /* The rounding direction of sin depends on its sign. We have: + if -4k-2 < s < -4k, then -2k-1 < s/2 < -2k, thus sin(Pi*s/2) < 0; + if -4k < s < -4k+2, then -2k < s/2 < -2k+1, thus sin(Pi*s/2) > 0. + These cases are distinguished by testing bit 1 of floor(s) as if + represented in two's complement (or equivalently, as an unsigned + integer mod 4): + 0: sint = {0,1} mod 4, thus -2k < s/2 < -2k+1 and sin(Pi*s/2) > 0; + 1: sint = {2,3} mod 4, thus -2k-1 < s/2 < -2k and sin(Pi*s/2) < 0. + Let's recall that the comments are for rnd = RNDD. */ + if (mpz_tstbit (sint, 1) == 0) /* -2k < s/2 < -2k+1; sin(Pi*s/2) > 0 */ + { + /* Round sin down to get a lower bound of |sin(Pi*s/2)|. */ + mpfr_sin (y, y, rnd); + } + else /* -2k-1 < s/2 < -2k; sin(Pi*s/2) < 0 */ + { + /* Round sin up to get a lower bound of |sin(Pi*s/2)|. */ + mpfr_sin (y, y, MPFR_INVERT_RND(rnd)); + mpfr_abs (y, y, MPFR_RNDN); /* exact, rounding mode doesn't matter */ + } + mpz_clear (sint); + /* now y <= |sin(Pi*s/2)| when rnd=RNDD, y >= |sin(Pi*s/2)| when rnd=RNDU */ + mpfr_zeta_pos (z, s1, rnd); /* zeta(1-s) */ + mpfr_mul (z, z, y, rnd); + /* now z <= |sin(Pi*s/2)|*zeta(1-s) */ + mpfr_log (z, z, rnd); + /* now z <= log(|sin(Pi*s/2)|*zeta(1-s)) */ + mpfr_lngamma (y, s1, rnd); + mpfr_add (z, z, y, rnd); + /* z <= lngamma(1-s) + log(|sin(Pi*s/2)|*zeta(1-s)) */ + /* since s-1 < 0, we want to round log(2*pi) upwards */ + mpfr_mul_2ui (y, p, 1, MPFR_INVERT_RND(rnd)); + mpfr_log (y, y, MPFR_INVERT_RND(rnd)); + mpfr_mul (y, y, s1, MPFR_INVERT_RND(rnd)); + mpfr_sub (z, z, y, rnd); + mpfr_exp (z, z, rnd); + if (rnd == MPFR_RNDD) + mpfr_nextbelow (p); /* restore original p */ +} + int mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) { mpfr_t z_pre, s1, y, p; - double sd, eps, m1, c; long add; mpfr_prec_t precz, prec1, precs, precs1; int inex; @@ -328,10 +454,9 @@ mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) /* s is neither Nan, nor Inf, nor Zero */ /* check tiny s: we have zeta(s) = -1/2 - 1/2 log(2 Pi) s + ... around s=0, - and for |s| <= 0.074, we have |zeta(s) + 1/2| <= |s|. - Thus if |s| <= 1/4*ulp(1/2), we can deduce the correct rounding - (the 1/4 covers the case where |zeta(s)| < 1/2 and rounding to nearest). - A sufficient condition is that EXP(s) + 1 < -PREC(z). */ + and for |s| <= 2^(-4), we have |zeta(s) + 1/2| <= |s|. + EXP(s) + 1 < -PREC(z) is a sufficient condition to be able to round + correctly, for any PREC(z) >= 1 (see algorithms.tex for details). */ if (MPFR_GET_EXP (s) + 1 < - (mpfr_exp_t) MPFR_PREC(z)) { int signs = MPFR_SIGN(s); @@ -382,7 +507,7 @@ mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) { MPFR_SET_INF (z); MPFR_SET_POS (z); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); MPFR_RET (0); } @@ -402,39 +527,96 @@ mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) /* Precision precs1 needed to represent 1 - s, and s + 2, without any truncation */ precs1 = precs + 2 + MAX (0, - MPFR_GET_EXP (s)); - sd = mpfr_get_d (s, MPFR_RNDN) - 1.0; - if (sd < 0.0) - sd = -sd; /* now sd = abs(s-1.0) */ /* Precision prec1 is the precision on elementary computations; it ensures a final precision prec1 - add for zeta(s) */ - /* eps = pow (2.0, - (double) precz - 14.0); */ - eps = __gmpfr_ceil_exp2 (- (double) precz - 14.0); - m1 = 1.0 + MAX(1.0 / eps, 2.0 * sd) * (1.0 + eps); - c = (1.0 + eps) * (1.0 + eps * MAX(8.0, m1)); - /* add = 1 + floor(log(c*c*c*(13 + m1))/log(2)); */ - add = __gmpfr_ceil_log2 (c * c * c * (13.0 + m1)); + add = compute_add (s, precz); prec1 = precz + add; + /* FIXME: To avoid that the working precision (prec1) depends on the + input precision, one would need to take into account the error made + when s1 is not exactly 1-s when computing zeta(s1) and gamma(s1) + below, and also in the case y=Inf (i.e. when gamma(s1) overflows). + Make sure that underflows do not occur in intermediate computations. + Due to the limited precision, they are probably not possible + in practice; add some MPFR_ASSERTN's to be sure that problems + do not remain undetected? */ prec1 = MAX (prec1, precs1) + 10; MPFR_GROUP_INIT_4 (group, prec1, z_pre, s1, y, p); MPFR_ZIV_INIT (loop, prec1); for (;;) { + mpfr_exp_t ey; + mpfr_t z_up; + + mpfr_const_pi (p, MPFR_RNDD); /* p is Pi */ + mpfr_sub (s1, __gmpfr_one, s, MPFR_RNDN); /* s1 = 1-s */ - mpfr_zeta_pos (z_pre, s1, MPFR_RNDN); /* zeta(1-s) */ mpfr_gamma (y, s1, MPFR_RNDN); /* gamma(1-s) */ - if (MPFR_IS_INF (y)) /* Zeta(s) < 0 for -4k-2 < s < -4k, - Zeta(s) > 0 for -4k < s < -4k+2 */ + if (MPFR_IS_INF (y)) /* zeta(s) < 0 for -4k-2 < s < -4k, + zeta(s) > 0 for -4k < s < -4k+2 */ { - mpfr_div_2ui (s1, s, 2, MPFR_RNDN); /* s/4, exact */ - mpfr_frac (s1, s1, MPFR_RNDN); /* exact, -1 < s1 < 0 */ - overflow = (mpfr_cmp_si_2exp (s1, -1, -1) > 0) ? -1 : 1; - break; + /* FIXME: An overflow in gamma(s1) does not imply that + zeta(s) will overflow. A solution: + 1. Compute + log(|zeta(s)|/2) = (s-1)*log(2*pi) + lngamma(1-s) + + log(abs(sin(Pi*s/2)) * zeta(1-s)) + (possibly sharing computations with the normal case) + with a rather good accuracy (see (2)). + Memorize the sign of sin(...) for the final sign. + 2. Take the exponential, ~= |zeta(s)|/2. If there is an + overflow, then this means an overflow on the final result + (due to the multiplication by 2, which has not been done + yet). + 3. Ziv test. + 4. Correct the sign from the sign of sin(...). + 5. Round then multiply by 2. Here, an overflow in either + operation means a real overflow. */ + mpfr_reflection_overflow (z_pre, s1, s, y, p, MPFR_RNDD); + /* z_pre is a lower bound of |zeta(s)|/2, thus if it overflows, + or has exponent emax, then |zeta(s)| overflows too. */ + if (MPFR_IS_INF (z_pre) || MPFR_GET_EXP(z_pre) == __gmpfr_emax) + { /* determine the sign of overflow */ + mpfr_div_2ui (s1, s, 2, MPFR_RNDN); /* s/4, exact */ + mpfr_frac (s1, s1, MPFR_RNDN); /* exact, -1 < s1 < 0 */ + overflow = (mpfr_cmp_si_2exp (s1, -1, -1) > 0) ? -1 : 1; + break; + } + else /* EXP(z_pre) < __gmpfr_emax */ + { + int ok = 0; + mpfr_t z_down; + mpfr_init2 (z_up, mpfr_get_prec (z_pre)); + mpfr_reflection_overflow (z_up, s1, s, y, p, MPFR_RNDU); + /* if the lower approximation z_pre does not overflow, but + z_up does, we need more precision */ + if (MPFR_IS_INF (z_up) || MPFR_GET_EXP(z_up) == __gmpfr_emax) + goto next_loop; + /* check if z_pre and z_up round to the same number */ + mpfr_init2 (z_down, precz); + mpfr_set (z_down, z_pre, rnd_mode); + /* Note: it might be that EXP(z_down) = emax here, in that + case we will have overflow below when we multiply by 2 */ + mpfr_prec_round (z_up, precz, rnd_mode); + ok = mpfr_cmp (z_down, z_up) == 0; + mpfr_clear (z_up); + mpfr_clear (z_down); + if (ok) + { + /* get correct sign and multiply by 2 */ + mpfr_div_2ui (s1, s, 2, MPFR_RNDN); /* s/4, exact */ + mpfr_frac (s1, s1, MPFR_RNDN); /* exact, -1 < s1 < 0 */ + if (mpfr_cmp_si_2exp (s1, -1, -1) > 0) + mpfr_neg (z_pre, z_pre, rnd_mode); + mpfr_mul_2ui (z_pre, z_pre, 1, rnd_mode); + break; + } + else + goto next_loop; + } } + mpfr_zeta_pos (z_pre, s1, MPFR_RNDN); /* zeta(1-s) */ mpfr_mul (z_pre, z_pre, y, MPFR_RNDN); /* gamma(1-s)*zeta(1-s) */ - mpfr_const_pi (p, MPFR_RNDD); /* p is Pi */ - /* multiply z_pre by 2^s*Pi^(s-1) where p=Pi, s1=1-s */ mpfr_mul_2ui (y, p, 1, MPFR_RNDN); /* 2*Pi */ mpfr_neg (s1, s1, MPFR_RNDN); /* s-1 */ @@ -445,11 +627,19 @@ mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) /* multiply z_pre by sin(Pi*s/2) */ mpfr_mul (y, s, p, MPFR_RNDN); mpfr_div_2ui (p, y, 1, MPFR_RNDN); /* p = s*Pi/2 */ + /* FIXME: sinpi will be available, we should replace the mpfr_sin + call below by mpfr_sinpi(s/2), where s/2 will be exact. + Can mpfr_sin underflow? Moreover, the code below should be + improved so that the "if" condition becomes unlikely, e.g. + by taking a slightly larger working precision. */ mpfr_sin (y, p, MPFR_RNDN); /* y = sin(Pi*s/2) */ - if (MPFR_GET_EXP(y) < 0) /* take account of cancellation in sin(p) */ + ey = MPFR_GET_EXP (y); + if (ey < 0) /* take account of cancellation in sin(p) */ { mpfr_t t; - mpfr_init2 (t, prec1 - MPFR_GET_EXP(y)); + + MPFR_ASSERTN (- ey < MPFR_PREC_MAX - prec1); + mpfr_init2 (t, prec1 - ey); mpfr_const_pi (t, MPFR_RNDD); mpfr_mul (t, s, t, MPFR_RNDN); mpfr_div_2ui (t, t, 1, MPFR_RNDN); @@ -462,6 +652,7 @@ mpfr_zeta (mpfr_t z, mpfr_srcptr s, mpfr_rnd_t rnd_mode) rnd_mode))) break; + next_loop: MPFR_ZIV_NEXT (loop, prec1); MPFR_GROUP_REPREC_4 (group, prec1, z_pre, s1, y, p); } diff --git a/Build/source/libs/mpfr/mpfr-src/src/zeta_ui.c b/Build/source/libs/mpfr/mpfr-src/src/zeta_ui.c index ad8f0c06854..7fe27c292f3 100644 --- a/Build/source/libs/mpfr/mpfr-src/src/zeta_ui.c +++ b/Build/source/libs/mpfr/mpfr-src/src/zeta_ui.c @@ -32,15 +32,13 @@ mpfr_zeta_ui (mpfr_ptr z, unsigned long m, mpfr_rnd_t r) (("m=%lu rnd=%d prec=%Pu", m, r, mpfr_get_prec (z)), ("z[%Pu]=%.*Rg", mpfr_get_prec (z), mpfr_log_prec, z)); - if (m == 0) - { - return mpfr_set_si_2exp (z, -1, -1, r); - } + if (m == 0) /* zeta(0) = -1/2 */ + return mpfr_set_si_2exp (z, -1, -1, r); else if (m == 1) { MPFR_SET_INF (z); MPFR_SET_POS (z); - mpfr_set_divby0 (); + MPFR_SET_DIVBY0 (); return 0; } else /* m >= 2 */ diff --git a/Build/source/libs/mpfr/version.ac b/Build/source/libs/mpfr/version.ac index 4de272a8eba..0629645b96b 100644 --- a/Build/source/libs/mpfr/version.ac +++ b/Build/source/libs/mpfr/version.ac @@ -8,4 +8,4 @@ dnl dnl -------------------------------------------------------- dnl dnl m4-include this file to define the current mpfr version -m4_define([mpfr_version], [3.1.6]) +m4_define([mpfr_version], [4.0.0]) |