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| author | Joseph Myers <joseph@codesourcery.com> | 2015-10-09 16:02:54 +0000 |
|---|---|---|
| committer | Joseph Myers <joseph@codesourcery.com> | 2015-10-09 16:02:54 +0000 |
| commit | b7848899a591a9de23db6afeb9992668ef8aff88 (patch) | |
| tree | 91ff0e3888868bf5d586ec0919a83a3d7da55b0e /sysdeps/x86_64/fpu/multiarch/s_fma.c | |
| parent | 0e069029a8bb132876d315242054a312ae106852 (diff) | |
| download | glibc-b7848899a591a9de23db6afeb9992668ef8aff88.tar glibc-b7848899a591a9de23db6afeb9992668ef8aff88.tar.gz glibc-b7848899a591a9de23db6afeb9992668ef8aff88.tar.bz2 glibc-b7848899a591a9de23db6afeb9992668ef8aff88.zip | |
Remove configure tests for FMA4 support.
GCC added support for -mfma4 in version 4.5. Thus the configure tests
for this support are obsolete, and this patch removes them.
Tested for x86_64 and x86 (testsuite, and that installed stripped
shared libraries are unchanged by this patch).
* sysdeps/i386/configure.ac (libc_cv_cc_fma4): Remove configure
test.
* sysdeps/i386/configure: Regenerated.
* sysdeps/x86_64/configure.ac (libc_cv_cc_fma4): Remove configure
test.
* sysdeps/x86_64/configure: Regenerated.
* sysdeps/x86_64/fpu/multiarch/Makefile [$(have-mfma4) = yes]:
Make code unconditional.
* sysdeps/x86_64/fpu/multiarch/e_asin.c [HAVE_FMA4_SUPPORT]:
Likewise.
* sysdeps/x86_64/fpu/multiarch/e_atan2.c [HAVE_FMA4_SUPPORT]:
Likewise.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/e_exp.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/e_log.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/e_pow.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
* sysdeps/x86_64/fpu/multiarch/s_atan.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/s_fma.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/s_fmaf.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/s_sin.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* sysdeps/x86_64/fpu/multiarch/s_tan.c [HAVE_FMA4_SUPPORT]: Make
code unconditional.
[!HAVE_FMA4_SUPPORT]: Remove conditional code.
* config.h.in (HAVE_FMA4_SUPPORT): Remove #undef.
Diffstat (limited to 'sysdeps/x86_64/fpu/multiarch/s_fma.c')
| -rw-r--r-- | sysdeps/x86_64/fpu/multiarch/s_fma.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/s_fma.c b/sysdeps/x86_64/fpu/multiarch/s_fma.c index 630c99c3ce..41cb803940 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_fma.c +++ b/sysdeps/x86_64/fpu/multiarch/s_fma.c @@ -32,18 +32,12 @@ __fma_fma3 (double x, double y, double z) } -#ifdef HAVE_FMA4_SUPPORT static double __fma_fma4 (double x, double y, double z) { asm ("vfmaddsd %3, %2, %1, %0" : "=x" (x) : "x" (x), "x" (y), "x" (z)); return x; } -#else -# undef HAS_ARCH_FEATURE -# define HAS_ARCH_FEATURE(feature) 0 -# define __fma_fma4 ((void *) 0) -#endif libm_ifunc (__fma, HAS_ARCH_FEATURE (FMA_Usable) |