1 /* Platform-specific SIMD declarations of math functions. 2 Copyright (C) 2014-2021 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 include <bits/math-vector.h> directly;\ 21 include <math.h> instead." 22 #endif 23 24 /* Get default empty definitions for simd declarations. */ 25 #include <bits/libm-simd-decl-stubs.h> 26 27 #if defined __x86_64__ && defined __FAST_MATH__ 28 # if defined _OPENMP && _OPENMP >= 201307 29 /* OpenMP case. */ 30 # define __DECL_SIMD_x86_64 _Pragma ("omp declare simd notinbranch") 31 # elif __GNUC_PREREQ (6,0) 32 /* W/o OpenMP use GCC 6.* __attribute__ ((__simd__)). */ 33 # define __DECL_SIMD_x86_64 __attribute__ ((__simd__ ("notinbranch"))) 34 # endif 35 36 # ifdef __DECL_SIMD_x86_64 37 # undef __DECL_SIMD_cos 38 # define __DECL_SIMD_cos __DECL_SIMD_x86_64 39 # undef __DECL_SIMD_cosf 40 # define __DECL_SIMD_cosf __DECL_SIMD_x86_64 41 # undef __DECL_SIMD_sin 42 # define __DECL_SIMD_sin __DECL_SIMD_x86_64 43 # undef __DECL_SIMD_sinf 44 # define __DECL_SIMD_sinf __DECL_SIMD_x86_64 45 # undef __DECL_SIMD_sincos 46 # define __DECL_SIMD_sincos __DECL_SIMD_x86_64 47 # undef __DECL_SIMD_sincosf 48 # define __DECL_SIMD_sincosf __DECL_SIMD_x86_64 49 # undef __DECL_SIMD_log 50 # define __DECL_SIMD_log __DECL_SIMD_x86_64 51 # undef __DECL_SIMD_logf 52 # define __DECL_SIMD_logf __DECL_SIMD_x86_64 53 # undef __DECL_SIMD_exp 54 # define __DECL_SIMD_exp __DECL_SIMD_x86_64 55 # undef __DECL_SIMD_expf 56 # define __DECL_SIMD_expf __DECL_SIMD_x86_64 57 # undef __DECL_SIMD_pow 58 # define __DECL_SIMD_pow __DECL_SIMD_x86_64 59 # undef __DECL_SIMD_powf 60 # define __DECL_SIMD_powf __DECL_SIMD_x86_64 61 # undef __DECL_SIMD_acos 62 # define __DECL_SIMD_acos __DECL_SIMD_x86_64 63 # undef __DECL_SIMD_acosf 64 # define __DECL_SIMD_acosf __DECL_SIMD_x86_64 65 66 # endif 67 #endif 68