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authorPeter Breitenlohner <peb@mppmu.mpg.de>2015-06-20 10:38:01 +0000
committerPeter Breitenlohner <peb@mppmu.mpg.de>2015-06-20 10:38:01 +0000
commit265eb77be2ea7991cb155d175740f1978b9aff45 (patch)
tree50312a038421405d62654d95016e16f1ffc46499 /Build/source/libs/mpfr/mpfr-3.1.2/src/add.c
parentcd9d1f5f065d7a8bb787f683ffac1f907356a285 (diff)
mpfr 3.1.3
git-svn-id: svn://tug.org/texlive/trunk@37627 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Build/source/libs/mpfr/mpfr-3.1.2/src/add.c')
-rw-r--r--Build/source/libs/mpfr/mpfr-3.1.2/src/add.c111
1 files changed, 0 insertions, 111 deletions
diff --git a/Build/source/libs/mpfr/mpfr-3.1.2/src/add.c b/Build/source/libs/mpfr/mpfr-3.1.2/src/add.c
deleted file mode 100644
index 4b938dc25ab..00000000000
--- a/Build/source/libs/mpfr/mpfr-3.1.2/src/add.c
+++ /dev/null
@@ -1,111 +0,0 @@
-/* mpfr_add -- add two floating-point numbers
-
-Copyright 1999, 2000, 2001, 2002, 2003, 2004, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Free Software Foundation, Inc.
-Contributed by the AriC and Caramel 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"
-
-int
-mpfr_add (mpfr_ptr a, mpfr_srcptr b, mpfr_srcptr c, mpfr_rnd_t rnd_mode)
-{
- MPFR_LOG_FUNC
- (("b[%Pu]=%.*Rg c[%Pu]=%.*Rg rnd=%d",
- mpfr_get_prec (b), mpfr_log_prec, b,
- 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_IS_NAN(b) || MPFR_IS_NAN(c))
- {
- MPFR_SET_NAN(a);
- MPFR_RET_NAN;
- }
- /* neither b nor c is NaN here */
- else if (MPFR_IS_INF(b))
- {
- if (!MPFR_IS_INF(c) || MPFR_SIGN(b) == MPFR_SIGN(c))
- {
- MPFR_SET_INF(a);
- MPFR_SET_SAME_SIGN(a, b);
- MPFR_RET(0); /* exact */
- }
- else
- {
- MPFR_SET_NAN(a);
- MPFR_RET_NAN;
- }
- }
- else if (MPFR_IS_INF(c))
- {
- MPFR_SET_INF(a);
- MPFR_SET_SAME_SIGN(a, c);
- MPFR_RET(0); /* exact */
- }
- /* now either b or c is zero */
- else if (MPFR_IS_ZERO(b))
- {
- if (MPFR_IS_ZERO(c))
- {
- /* for round away, we take the same convention for 0 + 0
- as for round to zero or to nearest: it always gives +0,
- 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_SET_ZERO(a);
- MPFR_RET(0); /* 0 + 0 is exact */
- }
- return mpfr_set (a, c, rnd_mode);
- }
- else
- {
- MPFR_ASSERTD(MPFR_IS_ZERO(c));
- return mpfr_set (a, b, rnd_mode);
- }
- }
-
- MPFR_ASSERTD (MPFR_IS_PURE_FP (b));
- MPFR_ASSERTD (MPFR_IS_PURE_FP (c));
-
- if (MPFR_UNLIKELY(MPFR_SIGN(b) != MPFR_SIGN(c)))
- { /* signs differ, it is a subtraction */
- if (MPFR_LIKELY(MPFR_PREC(a) == MPFR_PREC(b)
- && MPFR_PREC(b) == MPFR_PREC(c)))
- return mpfr_sub1sp(a, b, c, rnd_mode);
- else
- return mpfr_sub1(a, b, c, rnd_mode);
- }
- else
- { /* 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);
- else
- if (MPFR_GET_EXP(b) < MPFR_GET_EXP(c))
- return mpfr_add1(a, c, b, rnd_mode);
- else
- return mpfr_add1(a, b, c, rnd_mode);
- }
-}