diff options
Diffstat (limited to 'sysdeps/x86_64/fpu/multiarch/s_fma.c')
| -rw-r--r-- | sysdeps/x86_64/fpu/multiarch/s_fma.c | 18 |
1 files changed, 5 insertions, 13 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/s_fma.c b/sysdeps/x86_64/fpu/multiarch/s_fma.c index 0963a0b36a..1de1a84cbe 100644 --- a/sysdeps/x86_64/fpu/multiarch/s_fma.c +++ b/sysdeps/x86_64/fpu/multiarch/s_fma.c @@ -1,5 +1,5 @@ /* FMA version of fma. - Copyright (C) 2009-2015 Free Software Foundation, Inc. + Copyright (C) 2009-2016 Free Software Foundation, Inc. Contributed by Intel Corporation. This file is part of the GNU C Library. @@ -21,8 +21,6 @@ #include <math.h> #include <init-arch.h> -#ifdef HAVE_AVX_SUPPORT - extern double __fma_sse2 (double x, double y, double z) attribute_hidden; @@ -34,25 +32,19 @@ __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_FMA4 -# define HAS_FMA4 0 -# define __fma_fma4 ((void *) 0) -# endif -libm_ifunc (__fma, HAS_FMA - ? __fma_fma3 : (HAS_FMA4 ? __fma_fma4 : __fma_sse2)); +libm_ifunc (__fma, HAS_ARCH_FEATURE (FMA_Usable) + ? __fma_fma3 : (HAS_ARCH_FEATURE (FMA4_Usable) + ? __fma_fma4 : __fma_sse2)); weak_alias (__fma, fma) -# define __fma __fma_sse2 -#endif +#define __fma __fma_sse2 #include <sysdeps/ieee754/dbl-64/s_fma.c> |