| 1 | /* Platform-specific SIMD declarations of math functions. |
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| 2 | Copyright (C) 2014-2016 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <http://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | #ifndef _MATH_H |
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| 20 | # error "Never include <bits/math-vector.h> directly;\ |
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| 21 | include <math.h> instead." |
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| 22 | #endif |
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| 23 | |
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| 24 | /* Get default empty definitions for simd declarations. */ |
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| 25 | #include <bits/libm-simd-decl-stubs.h> |
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| 26 | |
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| 27 | #if defined __x86_64__ && defined __FAST_MATH__ |
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| 28 | # if defined _OPENMP && _OPENMP >= 201307 |
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| 29 | /* OpenMP case. */ |
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| 30 | # define __DECL_SIMD_x86_64 _Pragma ("omp declare simd notinbranch") |
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| 31 | # elif __GNUC_PREREQ (6,0) |
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| 32 | /* W/o OpenMP use GCC 6.* __attribute__ ((__simd__)). */ |
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| 33 | # define __DECL_SIMD_x86_64 __attribute__ ((__simd__ ("notinbranch"))) |
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| 34 | # endif |
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| 35 | |
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| 36 | # ifdef __DECL_SIMD_x86_64 |
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| 37 | # undef __DECL_SIMD_cos |
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| 38 | # define __DECL_SIMD_cos __DECL_SIMD_x86_64 |
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| 39 | # undef __DECL_SIMD_cosf |
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| 40 | # define __DECL_SIMD_cosf __DECL_SIMD_x86_64 |
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| 41 | # undef __DECL_SIMD_sin |
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| 42 | # define __DECL_SIMD_sin __DECL_SIMD_x86_64 |
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| 43 | # undef __DECL_SIMD_sinf |
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| 44 | # define __DECL_SIMD_sinf __DECL_SIMD_x86_64 |
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| 45 | # undef __DECL_SIMD_sincos |
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| 46 | # define __DECL_SIMD_sincos __DECL_SIMD_x86_64 |
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| 47 | # undef __DECL_SIMD_sincosf |
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| 48 | # define __DECL_SIMD_sincosf __DECL_SIMD_x86_64 |
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| 49 | # undef __DECL_SIMD_log |
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| 50 | # define __DECL_SIMD_log __DECL_SIMD_x86_64 |
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| 51 | # undef __DECL_SIMD_logf |
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| 52 | # define __DECL_SIMD_logf __DECL_SIMD_x86_64 |
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| 53 | # undef __DECL_SIMD_exp |
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| 54 | # define __DECL_SIMD_exp __DECL_SIMD_x86_64 |
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| 55 | # undef __DECL_SIMD_expf |
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| 56 | # define __DECL_SIMD_expf __DECL_SIMD_x86_64 |
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| 57 | # undef __DECL_SIMD_pow |
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| 58 | # define __DECL_SIMD_pow __DECL_SIMD_x86_64 |
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| 59 | # undef __DECL_SIMD_powf |
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| 60 | # define __DECL_SIMD_powf __DECL_SIMD_x86_64 |
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| 61 | |
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| 62 | # endif |
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| 63 | #endif |
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| 64 | |
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