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40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
/* Define FP_FAST_* macros.
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Copyright (C) 2016-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#ifndef _MATH_H
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# error "Never use <bits/fp-fast.h> directly; include <math.h> instead."
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#endif
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#ifdef __USE_ISOC99
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/* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l}
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builtins are supported. */
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# ifdef __FP_FAST_FMA
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# define FP_FAST_FMA 1
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# endif
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# ifdef __FP_FAST_FMAF
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# define FP_FAST_FMAF 1
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# endif
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# ifdef __FP_FAST_FMAL
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# define FP_FAST_FMAL 1
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# endif
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#endif
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