summaryrefslogtreecommitdiff
path: root/Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h')
-rw-r--r--Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h71
1 files changed, 71 insertions, 0 deletions
diff --git a/Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h b/Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h
new file mode 100644
index 00000000000..3641a6bafad
--- /dev/null
+++ b/Build/source/libs/gmp/gmp-6.0.0/mpn/x86/fat/gmp-mparam.h
@@ -0,0 +1,71 @@
+/* Fat binary x86 gmp-mparam.h -- Compiler/machine parameter header file.
+
+Copyright 1991, 1993, 1994, 2000-2003, 2011 Free Software Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+ * 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.
+
+or
+
+ * the GNU General Public License as published by the Free Software
+ Foundation; either version 2 of the License, or (at your option) any
+ later version.
+
+or both in parallel, as here.
+
+The GNU MP 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 General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library. If not,
+see https://www.gnu.org/licenses/. */
+
+#define GMP_LIMB_BITS 32
+#define GMP_LIMB_BYTES 4
+
+
+/* mpn_divexact_1 is faster than mpn_divrem_1 at all sizes. The only time
+ this might not be true currently is for actual 80386 and 80486 chips,
+ where mpn/x86/dive_1.asm might be slower than mpn/x86/divrem_1.asm, but
+ that's not worth worrying about. */
+#define DIVEXACT_1_THRESHOLD 0
+
+/* Only some of the x86s have an mpn_preinv_divrem_1, but we set
+ USE_PREINV_DIVREM_1 so that all callers use it, and then let the
+ __gmpn_cpuvec pointer go to plain mpn_divrem_1 if there's not an actual
+ preinv. */
+#define USE_PREINV_DIVREM_1 1
+
+#define BMOD_1_TO_MOD_1_THRESHOLD 20
+
+/* mpn_sqr_basecase is faster than mpn_mul_basecase at all sizes, no need
+ for mpn_sqr to call the latter. */
+#define SQR_BASECASE_THRESHOLD 0
+
+/* Sensible fallbacks for these, when not taken from a cpu-specific
+ gmp-mparam.h. */
+#define MUL_TOOM22_THRESHOLD 20
+#define MUL_TOOM33_THRESHOLD 130
+#define SQR_TOOM2_THRESHOLD 30
+#define SQR_TOOM3_THRESHOLD 200
+
+/* These are values more or less in the middle of what the typical x86 chips
+ come out as. For a fat binary it's necessary to have values for these,
+ since the defaults for MUL_FFT_TABLE and SQR_FFT_TABLE otherwise come out
+ as non-constant array initializers. FIXME: Perhaps these should be done
+ in the cpuvec structure like other thresholds. */
+#define MUL_FFT_TABLE { 464, 928, 1920, 3584, 10240, 40960, 0 }
+#define MUL_FFT_MODF_THRESHOLD 400
+#define MUL_FFT_THRESHOLD 2000
+
+#define SQR_FFT_TABLE { 528, 1184, 1920, 4608, 14336, 40960, 0 }
+#define SQR_FFT_MODF_THRESHOLD 500
+#define SQR_FFT_THRESHOLD 3000