mirror of git://sourceware.org/git/glibc.git
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/* Define FP_FAST_* macros.
|
|
Copyright (C) 2016-2019 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/>. */
|
|
|
|
#ifndef _MATH_H
|
|
# error "Never use <bits/fp-fast.h> directly; include <math.h> instead."
|
|
#endif
|
|
|
|
#ifdef __USE_ISOC99
|
|
|
|
/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
|
|
builtins are supported. */
|
|
# ifdef __FP_FAST_FMA
|
|
# define FP_FAST_FMA 1
|
|
# endif
|
|
|
|
# ifdef __FP_FAST_FMAF
|
|
# define FP_FAST_FMAF 1
|
|
# endif
|
|
|
|
# ifdef __FP_FAST_FMAL
|
|
# define FP_FAST_FMAL 1
|
|
# endif
|
|
|
|
#endif
|