/* Platform-specific SIMD declarations of math functions. Copyright (C) 2014-2015 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 . */ #ifndef _MATH_H # error "Never include directly;\ include instead." #endif /* Get default empty definitions for simd declarations. */ #include #if defined __x86_64__ && defined __FAST_MATH__ # if defined _OPENMP && _OPENMP >= 201307 /* OpenMP case. */ # define __DECL_SIMD_x86_64 _Pragma ("omp declare simd notinbranch") # undef __DECL_SIMD_cos # define __DECL_SIMD_cos __DECL_SIMD_x86_64 # undef __DECL_SIMD_cosf # define __DECL_SIMD_cosf __DECL_SIMD_x86_64 # undef __DECL_SIMD_sin # define __DECL_SIMD_sin __DECL_SIMD_x86_64 # undef __DECL_SIMD_sinf # define __DECL_SIMD_sinf __DECL_SIMD_x86_64 # undef __DECL_SIMD_log # define __DECL_SIMD_log __DECL_SIMD_x86_64 # undef __DECL_SIMD_logf # define __DECL_SIMD_logf __DECL_SIMD_x86_64 # undef __DECL_SIMD_exp # define __DECL_SIMD_exp __DECL_SIMD_x86_64 # undef __DECL_SIMD_expf # define __DECL_SIMD_expf __DECL_SIMD_x86_64 /* Workaround to exclude unnecessary symbol aliases in libmvec while GCC creates the vector names based on scalar asm name. Corresponding discussion started at . */ __asm__ ("_ZGVbN2v___log_finite = _ZGVbN2v_log"); __asm__ ("_ZGVcN4v___log_finite = _ZGVcN4v_log"); __asm__ ("_ZGVdN4v___log_finite = _ZGVdN4v_log"); __asm__ ("_ZGVeN8v___log_finite = _ZGVeN8v_log"); __asm__ ("_ZGVbN4v___logf_finite = _ZGVbN4v_logf"); __asm__ ("_ZGVcN8v___logf_finite = _ZGVcN8v_logf"); __asm__ ("_ZGVdN8v___logf_finite = _ZGVdN8v_logf"); __asm__ ("_ZGVeN16v___logf_finite = _ZGVeN16v_logf"); __asm__ ("_ZGVbN2v___exp_finite = _ZGVbN2v_exp"); __asm__ ("_ZGVcN4v___exp_finite = _ZGVcN4v_exp"); __asm__ ("_ZGVdN4v___exp_finite = _ZGVdN4v_exp"); __asm__ ("_ZGVeN8v___exp_finite = _ZGVeN8v_exp"); __asm__ ("_ZGVbN4v___expf_finite = _ZGVbN4v_expf"); __asm__ ("_ZGVcN8v___expf_finite = _ZGVcN8v_expf"); __asm__ ("_ZGVdN8v___expf_finite = _ZGVdN8v_expf"); __asm__ ("_ZGVeN16v___expf_finite = _ZGVeN16v_expf"); # endif #endif