diff options
author | Ulrich Drepper <drepper@gmail.com> | 2011-10-20 21:55:41 -0400 |
---|---|---|
committer | Ulrich Drepper <drepper@gmail.com> | 2011-10-20 21:55:41 -0400 |
commit | 8d4f46c613c4397c5531b959744541862cf09ad0 (patch) | |
tree | 8000c6e2a7de500b19012efc76b9bb43807ff6a0 /sysdeps/x86_64/fpu | |
parent | abe496adf0d4d299017c4029794c0e24a3e06d97 (diff) | |
download | glibc-8d4f46c613c4397c5531b959744541862cf09ad0.tar.gz |
Move fma routines to right place
Diffstat (limited to 'sysdeps/x86_64/fpu')
-rw-r--r-- | sysdeps/x86_64/fpu/multiarch/s_fma.c | 43 | ||||
-rw-r--r-- | sysdeps/x86_64/fpu/multiarch/s_fmaf.c | 42 |
2 files changed, 85 insertions, 0 deletions
diff --git a/sysdeps/x86_64/fpu/multiarch/s_fma.c b/sysdeps/x86_64/fpu/multiarch/s_fma.c new file mode 100644 index 0000000000..9a680c68fc --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_fma.c @@ -0,0 +1,43 @@ +/* FMA version of fma. + Copyright (C) 2009, 2010 Free Software Foundation, Inc. + Contributed by Intel Corporation. + 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <config.h> +#include <math.h> +#include <init-arch.h> + +#ifdef HAVE_AVX_SUPPORT + +extern double __fma_sse2 (double x, double y, double z) attribute_hidden; + + +static double +__fma_fma (double x, double y, double z) +{ + asm ("vfmadd213sd %3, %2, %0" : "=x" (x) : "0" (x), "x" (y), "xm" (z)); + return x; +} + +libm_ifunc (__fma, HAS_FMA ? __fma_fma : __fma_sse2); +weak_alias (__fma, fma) + +# define __fma __fma_sse2 +#endif + +#include <sysdeps/ieee754/dbl-64/s_fma.c> diff --git a/sysdeps/x86_64/fpu/multiarch/s_fmaf.c b/sysdeps/x86_64/fpu/multiarch/s_fmaf.c new file mode 100644 index 0000000000..85ef65a50e --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_fmaf.c @@ -0,0 +1,42 @@ +/* FMA version of fmaf. + Copyright (C) 2009, 2010 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#include <config.h> +#include <math.h> +#include <init-arch.h> + +#ifdef HAVE_AVX_SUPPORT + +extern float __fmaf_sse2 (float x, float y, float z) attribute_hidden; + + +static float +__fmaf_fma (float x, float y, float z) +{ + asm ("vfmadd213ss %3, %2, %0" : "=x" (x) : "0" (x), "x" (y), "xm" (z)); + return x; +} + +libm_ifunc (__fmaf, HAS_FMA ? __fmaf_fma : __fmaf_sse2); +weak_alias (__fmaf, fmaf) + +# define __fmaf __fmaf_sse2 +#endif + +#include <sysdeps/ieee754/dbl-64/s_fmaf.c> |