1 /* Define FP_FAST_* macros. AArch64 version. 2 Copyright (C) 2016-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #ifndef _MATH_H 20 # error "Never use <bits/fp-fast.h> directly; include <math.h> instead." 21 #endif 22 23 #ifdef __USE_ISOC99 24 25 /* The GCC 4.6 compiler will define __FP_FAST_FMA{,F,L} if the fma{,f,l} 26 builtins are supported. */ 27 # define FP_FAST_FMA 1 28 # define FP_FAST_FMAF 1 29 30 # ifdef __FP_FAST_FMAL 31 # define FP_FAST_FMAL 1 32 # endif 33 34 #endif 35