diff options
Diffstat (limited to 'sysdeps/i386/multiarch/s_fma-fma.c')
-rw-r--r-- | sysdeps/i386/multiarch/s_fma-fma.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/sysdeps/i386/multiarch/s_fma-fma.c b/sysdeps/i386/multiarch/s_fma-fma.c new file mode 100644 index 0000000000..1a8b48bd58 --- /dev/null +++ b/sysdeps/i386/multiarch/s_fma-fma.c @@ -0,0 +1,29 @@ +/* FMA version of fma. + Copyright (C) 2010-2015 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, see + <http://www.gnu.org/licenses/>. */ + +#include <config.h> + +#ifdef HAVE_AVX_SUPPORT +double +__fma_fma (double x, double y, double z) +{ + asm ("vfmadd213sd %3, %2, %0" : "=x" (x) : "0" (x), "x" (y), "xm" (z)); + return x; +} +#endif |