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author | H.J. Lu <hjl.tools@gmail.com> | 2017-08-07 08:19:59 -0700 |
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committer | H.J. Lu <hjl.tools@gmail.com> | 2017-08-07 08:20:56 -0700 |
commit | 57a72fa3502673754d14707da02c7c44e83b8d20 (patch) | |
tree | 1dc9c5d4334079fc4245eec8b253d01732c6cf46 /sysdeps/x86_64/fpu/multiarch/e_asin.c | |
parent | 219dd320d69deb9068f6b2ce46034d0eb4db888a (diff) | |
download | glibc-57a72fa3502673754d14707da02c7c44e83b8d20.tar.gz glibc-57a72fa3502673754d14707da02c7c44e83b8d20.tar.xz glibc-57a72fa3502673754d14707da02c7c44e83b8d20.zip |
x86-64: Add FMA multiarch functions to libm
This patch adds multiarch functions optimized with -mfma -mavx2 to libm. e_pow-fma.c is compiled with $(config-cflags-nofma) due to PR 19003. * sysdeps/x86_64/fpu/multiarch/Makefile (libm-sysdep_routines): Add e_exp-fma, e_log-fma, e_pow-fma, s_atan-fma, e_asin-fma, e_atan2-fma, s_sin-fma, s_tan-fma, mplog-fma, mpa-fma, slowexp-fma, slowpow-fma, sincos32-fma, doasin-fma, dosincos-fma, halfulp-fma, mpexp-fma, mpatan2-fma, mpatan-fma, mpsqrt-fma, and mptan-fma. (CFLAGS-doasin-fma.c): New. (CFLAGS-dosincos-fma.c): Likewise. (CFLAGS-e_asin-fma.c): Likewise. (CFLAGS-e_atan2-fma.c): Likewise. (CFLAGS-e_exp-fma.c): Likewise. (CFLAGS-e_log-fma.c): Likewise. (CFLAGS-e_pow-fma.c): Likewise. (CFLAGS-halfulp-fma.c): Likewise. (CFLAGS-mpa-fma.c): Likewise. (CFLAGS-mpatan-fma.c): Likewise. (CFLAGS-mpatan2-fma.c): Likewise. (CFLAGS-mpexp-fma.c): Likewise. (CFLAGS-mplog-fma.c): Likewise. (CFLAGS-mpsqrt-fma.c): Likewise. (CFLAGS-mptan-fma.c): Likewise. (CFLAGS-s_atan-fma.c): Likewise. (CFLAGS-sincos32-fma.c): Likewise. (CFLAGS-slowexp-fma.c): Likewise. (CFLAGS-slowpow-fma.c): Likewise. (CFLAGS-s_sin-fma.c): Likewise. (CFLAGS-s_tan-fma.c): Likewise. * sysdeps/x86_64/fpu/multiarch/doasin-fma.c: New file. * sysdeps/x86_64/fpu/multiarch/dosincos-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_asin-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_atan2-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_exp-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_log-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_pow-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/halfulp-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/ifunc-avx-fma4.h: Likewise. * sysdeps/x86_64/fpu/multiarch/ifunc-fma4.h: Likewise. * sysdeps/x86_64/fpu/multiarch/mpa-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mpatan-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mpatan2-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mpexp-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mplog-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mpsqrt-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/mptan-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_atan-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_sin-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_tan-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/sincos32-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/slowexp-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/slowpow-fma.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_asin.c: Rewrite. * sysdeps/x86_64/fpu/multiarch/e_atan2.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_exp.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_log.c: Likewise. * sysdeps/x86_64/fpu/multiarch/e_pow.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_atan.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_sin.c: Likewise. * sysdeps/x86_64/fpu/multiarch/s_tan.c: Likewise.
Diffstat (limited to 'sysdeps/x86_64/fpu/multiarch/e_asin.c')
-rw-r--r-- | sysdeps/x86_64/fpu/multiarch/e_asin.c | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/e_asin.c b/sysdeps/x86_64/fpu/multiarch/e_asin.c index 111a5b99bd..37a44b2388 100644 --- a/sysdeps/x86_64/fpu/multiarch/e_asin.c +++ b/sysdeps/x86_64/fpu/multiarch/e_asin.c @@ -1,26 +1,40 @@ -#include <init-arch.h> -#include <math.h> -#include <math_private.h> - -extern double __ieee754_acos_sse2 (double); -extern double __ieee754_asin_sse2 (double); -extern double __ieee754_acos_fma4 (double); -extern double __ieee754_asin_fma4 (double); - -libm_ifunc (__ieee754_acos, - HAS_ARCH_FEATURE (FMA4_Usable) - ? __ieee754_acos_fma4 - : __ieee754_acos_sse2); -strong_alias (__ieee754_acos, __acos_finite) +/* Multiple versions of IEEE 754 asin and acos. + Copyright (C) 2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C 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 2.1 of the License, or (at your option) any later version. + + The GNU C 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 C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +extern double __redirect_ieee754_asin (double); +extern double __redirect_ieee754_acos (double); + +#define SYMBOL_NAME ieee754_asin +#include "ifunc-fma4.h" -libm_ifunc (__ieee754_asin, - HAS_ARCH_FEATURE (FMA4_Usable) - ? __ieee754_asin_fma4 - : __ieee754_asin_sse2); +libc_ifunc_redirected (__redirect_ieee754_asin, __ieee754_asin, + IFUNC_SELECTOR ()); strong_alias (__ieee754_asin, __asin_finite) -#define __ieee754_acos __ieee754_acos_sse2 -#define __ieee754_asin __ieee754_asin_sse2 +#undef SYMBOL_NAME +#define SYMBOL_NAME ieee754_acos +#include "ifunc-fma4.h" + +libc_ifunc_redirected (__redirect_ieee754_acos, __ieee754_acos, + IFUNC_SELECTOR ()); +strong_alias (__ieee754_acos, __acos_finite) +#define __ieee754_acos __ieee754_acos_sse2 +#define __ieee754_asin __ieee754_asin_sse2 #include <sysdeps/ieee754/dbl-64/e_asin.c> |