1 | /* Platform-specific SIMD declarations of math functions. |
2 | Copyright (C) 2014-2018 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 | <http://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 | |
62 | # endif |
63 | #endif |
64 | |