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cd94326a JR |
1 | /* Platform-specific SIMD declarations of math functions. |
2 | ||
3 | Copyright (C) 2023 Free Software Foundation, Inc. | |
4 | This file is part of the GNU C Library. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public | |
8 | License as published by the Free Software Foundation; either | |
9 | version 2.1 of the License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
18 | <https://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #ifndef _MATH_H | |
21 | # error "Never include <bits/math-vector.h> directly;\ | |
22 | include <math.h> instead." | |
23 | #endif | |
24 | ||
25 | /* Get default empty definitions for simd declarations. */ | |
26 | #include <bits/libm-simd-decl-stubs.h> | |
27 | ||
28 | #if __GNUC_PREREQ(9, 0) | |
29 | # define __ADVSIMD_VEC_MATH_SUPPORTED | |
30 | typedef __Float32x4_t __f32x4_t; | |
31 | typedef __Float64x2_t __f64x2_t; | |
32 | #elif __glibc_clang_prereq(8, 0) | |
33 | # define __ADVSIMD_VEC_MATH_SUPPORTED | |
34 | typedef __attribute__ ((__neon_vector_type__ (4))) float __f32x4_t; | |
35 | typedef __attribute__ ((__neon_vector_type__ (2))) double __f64x2_t; | |
36 | #endif | |
37 | ||
38 | #if __GNUC_PREREQ(10, 0) || __glibc_clang_prereq(11, 0) | |
39 | # define __SVE_VEC_MATH_SUPPORTED | |
40 | typedef __SVFloat32_t __sv_f32_t; | |
41 | typedef __SVFloat64_t __sv_f64_t; | |
42 | typedef __SVBool_t __sv_bool_t; | |
43 | #endif | |
44 | ||
45 | /* If vector types and vector PCS are unsupported in the working | |
46 | compiler, no choice but to omit vector math declarations. */ | |
47 | ||
48 | #ifdef __ADVSIMD_VEC_MATH_SUPPORTED | |
49 | ||
50 | # define __vpcs __attribute__ ((__aarch64_vector_pcs__)) | |
51 | ||
52 | __vpcs __f32x4_t _ZGVnN4v_cosf (__f32x4_t); | |
4a9392ff | 53 | __vpcs __f32x4_t _ZGVnN4v_expf (__f32x4_t); |
78c01a5c | 54 | __vpcs __f32x4_t _ZGVnN4v_logf (__f32x4_t); |
3bb1af20 | 55 | __vpcs __f32x4_t _ZGVnN4v_sinf (__f32x4_t); |
f554334c | 56 | __vpcs __f32x4_t _ZGVnN4v_tanf (__f32x4_t); |
3bb1af20 | 57 | |
cd94326a | 58 | __vpcs __f64x2_t _ZGVnN2v_cos (__f64x2_t); |
4a9392ff | 59 | __vpcs __f64x2_t _ZGVnN2v_exp (__f64x2_t); |
78c01a5c | 60 | __vpcs __f64x2_t _ZGVnN2v_log (__f64x2_t); |
3bb1af20 | 61 | __vpcs __f64x2_t _ZGVnN2v_sin (__f64x2_t); |
f554334c | 62 | __vpcs __f64x2_t _ZGVnN2v_tan (__f64x2_t); |
cd94326a JR |
63 | |
64 | # undef __ADVSIMD_VEC_MATH_SUPPORTED | |
65 | #endif /* __ADVSIMD_VEC_MATH_SUPPORTED */ | |
66 | ||
67 | #ifdef __SVE_VEC_MATH_SUPPORTED | |
68 | ||
69 | __sv_f32_t _ZGVsMxv_cosf (__sv_f32_t, __sv_bool_t); | |
4a9392ff | 70 | __sv_f32_t _ZGVsMxv_expf (__sv_f32_t, __sv_bool_t); |
78c01a5c | 71 | __sv_f32_t _ZGVsMxv_logf (__sv_f32_t, __sv_bool_t); |
3bb1af20 | 72 | __sv_f32_t _ZGVsMxv_sinf (__sv_f32_t, __sv_bool_t); |
f554334c | 73 | __sv_f32_t _ZGVsMxv_tanf (__sv_f32_t, __sv_bool_t); |
3bb1af20 | 74 | |
cd94326a | 75 | __sv_f64_t _ZGVsMxv_cos (__sv_f64_t, __sv_bool_t); |
4a9392ff | 76 | __sv_f64_t _ZGVsMxv_exp (__sv_f64_t, __sv_bool_t); |
78c01a5c | 77 | __sv_f64_t _ZGVsMxv_log (__sv_f64_t, __sv_bool_t); |
3bb1af20 | 78 | __sv_f64_t _ZGVsMxv_sin (__sv_f64_t, __sv_bool_t); |
f554334c | 79 | __sv_f64_t _ZGVsMxv_tan (__sv_f64_t, __sv_bool_t); |
cd94326a JR |
80 | |
81 | # undef __SVE_VEC_MATH_SUPPORTED | |
82 | #endif /* __SVE_VEC_MATH_SUPPORTED */ |