sysdeps/aarch64/fpu/bits/math-vector.h

   1 /* Platform-specific SIMD declarations of math functions.
   2
   3    Copyright (C) 2023-2024 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 defined __aarch64__ && defined __FAST_MATH__ && __GNUC_PREREQ (6, 0)
  29 /* Requires GCC >= 6 for __attribute__ ((__simd__)).  */
  30 # define __DECL_SIMD_aarch64 __attribute__ ((__simd__ ("notinbranch"), const))
  31
  32 # undef __DECL_SIMD_acos
  33 # define __DECL_SIMD_acos __DECL_SIMD_aarch64
  34 # undef __DECL_SIMD_acosf
  35 # define __DECL_SIMD_acosf __DECL_SIMD_aarch64
  36 # undef __DECL_SIMD_asin
  37 # define __DECL_SIMD_asin __DECL_SIMD_aarch64
  38 # undef __DECL_SIMD_asinf
  39 # define __DECL_SIMD_asinf __DECL_SIMD_aarch64
  40 # undef __DECL_SIMD_atan
  41 # define __DECL_SIMD_atan __DECL_SIMD_aarch64
  42 # undef __DECL_SIMD_atanf
  43 # define __DECL_SIMD_atanf __DECL_SIMD_aarch64
  44 # undef __DECL_SIMD_atan2
  45 # define __DECL_SIMD_atan2 __DECL_SIMD_aarch64
  46 # undef __DECL_SIMD_atan2f
  47 # define __DECL_SIMD_atan2f __DECL_SIMD_aarch64
  48 # undef __DECL_SIMD_cos
  49 # define __DECL_SIMD_cos __DECL_SIMD_aarch64
  50 # undef __DECL_SIMD_cosf
  51 # define __DECL_SIMD_cosf __DECL_SIMD_aarch64
  52 # undef __DECL_SIMD_cosh
  53 # define __DECL_SIMD_cosh __DECL_SIMD_aarch64
  54 # undef __DECL_SIMD_coshf
  55 # define __DECL_SIMD_coshf __DECL_SIMD_aarch64
  56 # undef __DECL_SIMD_erf
  57 # define __DECL_SIMD_erf __DECL_SIMD_aarch64
  58 # undef __DECL_SIMD_erff
  59 # define __DECL_SIMD_erff __DECL_SIMD_aarch64
  60 # undef __DECL_SIMD_exp
  61 # define __DECL_SIMD_exp __DECL_SIMD_aarch64
  62 # undef __DECL_SIMD_expf
  63 # define __DECL_SIMD_expf __DECL_SIMD_aarch64
  64 # undef __DECL_SIMD_exp10
  65 # define __DECL_SIMD_exp10 __DECL_SIMD_aarch64
  66 # undef __DECL_SIMD_exp10f
  67 # define __DECL_SIMD_exp10f __DECL_SIMD_aarch64
  68 # undef __DECL_SIMD_exp2
  69 # define __DECL_SIMD_exp2 __DECL_SIMD_aarch64
  70 # undef __DECL_SIMD_exp2f
  71 # define __DECL_SIMD_exp2f __DECL_SIMD_aarch64
  72 # undef __DECL_SIMD_expm1
  73 # define __DECL_SIMD_expm1 __DECL_SIMD_aarch64
  74 # undef __DECL_SIMD_expm1f
  75 # define __DECL_SIMD_expm1f __DECL_SIMD_aarch64
  76 # undef __DECL_SIMD_log
  77 # define __DECL_SIMD_log __DECL_SIMD_aarch64
  78 # undef __DECL_SIMD_logf
  79 # define __DECL_SIMD_logf __DECL_SIMD_aarch64
  80 # undef __DECL_SIMD_log10
  81 # define __DECL_SIMD_log10 __DECL_SIMD_aarch64
  82 # undef __DECL_SIMD_log10f
  83 # define __DECL_SIMD_log10f __DECL_SIMD_aarch64
  84 # undef __DECL_SIMD_log1p
  85 # define __DECL_SIMD_log1p __DECL_SIMD_aarch64
  86 # undef __DECL_SIMD_log1pf
  87 # define __DECL_SIMD_log1pf __DECL_SIMD_aarch64
  88 # undef __DECL_SIMD_log2
  89 # define __DECL_SIMD_log2 __DECL_SIMD_aarch64
  90 # undef __DECL_SIMD_log2f
  91 # define __DECL_SIMD_log2f __DECL_SIMD_aarch64
  92 # undef __DECL_SIMD_sin
  93 # define __DECL_SIMD_sin __DECL_SIMD_aarch64
  94 # undef __DECL_SIMD_sinf
  95 # define __DECL_SIMD_sinf __DECL_SIMD_aarch64
  96 # undef __DECL_SIMD_tan
  97 # define __DECL_SIMD_tan __DECL_SIMD_aarch64
  98 # undef __DECL_SIMD_tanf
  99 # define __DECL_SIMD_tanf __DECL_SIMD_aarch64
 100 #endif
 101
 102 #if __GNUC_PREREQ(9, 0)
 103 #  define __ADVSIMD_VEC_MATH_SUPPORTED
 104 typedef __Float32x4_t __f32x4_t;
 105 typedef __Float64x2_t __f64x2_t;
 106 #elif __glibc_clang_prereq(8, 0)
 107 #  define __ADVSIMD_VEC_MATH_SUPPORTED
 108 typedef __attribute__ ((__neon_vector_type__ (4))) float __f32x4_t;
 109 typedef __attribute__ ((__neon_vector_type__ (2))) double __f64x2_t;
 110 #endif
 111
 112 #if __GNUC_PREREQ(10, 0) || __glibc_clang_prereq(11, 0)
 113 #  define __SVE_VEC_MATH_SUPPORTED
 114 typedef __SVFloat32_t __sv_f32_t;
 115 typedef __SVFloat64_t __sv_f64_t;
 116 typedef __SVBool_t __sv_bool_t;
 117 #endif
 118
 119 /* If vector types and vector PCS are unsupported in the working
 120    compiler, no choice but to omit vector math declarations.  */
 121
 122 #ifdef __ADVSIMD_VEC_MATH_SUPPORTED
 123
 124 #  define __vpcs __attribute__ ((__aarch64_vector_pcs__))
 125
 126 __vpcs __f32x4_t _ZGVnN4vv_atan2f (__f32x4_t, __f32x4_t);
 127 __vpcs __f32x4_t _ZGVnN4v_acosf (__f32x4_t);
 128 __vpcs __f32x4_t _ZGVnN4v_asinf (__f32x4_t);
 129 __vpcs __f32x4_t _ZGVnN4v_atanf (__f32x4_t);
 130 __vpcs __f32x4_t _ZGVnN4v_cosf (__f32x4_t);
 131 __vpcs __f32x4_t _ZGVnN4v_coshf (__f32x4_t);
 132 __vpcs __f32x4_t _ZGVnN4v_erff (__f32x4_t);
 133 __vpcs __f32x4_t _ZGVnN4v_expf (__f32x4_t);
 134 __vpcs __f32x4_t _ZGVnN4v_exp10f (__f32x4_t);
 135 __vpcs __f32x4_t _ZGVnN4v_exp2f (__f32x4_t);
 136 __vpcs __f32x4_t _ZGVnN4v_expm1f (__f32x4_t);
 137 __vpcs __f32x4_t _ZGVnN4v_logf (__f32x4_t);
 138 __vpcs __f32x4_t _ZGVnN4v_log10f (__f32x4_t);
 139 __vpcs __f32x4_t _ZGVnN4v_log1pf (__f32x4_t);
 140 __vpcs __f32x4_t _ZGVnN4v_log2f (__f32x4_t);
 141 __vpcs __f32x4_t _ZGVnN4v_sinf (__f32x4_t);
 142 __vpcs __f32x4_t _ZGVnN4v_tanf (__f32x4_t);
 143
 144 __vpcs __f64x2_t _ZGVnN2vv_atan2 (__f64x2_t, __f64x2_t);
 145 __vpcs __f64x2_t _ZGVnN2v_acos (__f64x2_t);
 146 __vpcs __f64x2_t _ZGVnN2v_asin (__f64x2_t);
 147 __vpcs __f64x2_t _ZGVnN2v_atan (__f64x2_t);
 148 __vpcs __f64x2_t _ZGVnN2v_cos (__f64x2_t);
 149 __vpcs __f64x2_t _ZGVnN2v_cosh (__f64x2_t);
 150 __vpcs __f64x2_t _ZGVnN2v_erf (__f64x2_t);
 151 __vpcs __f64x2_t _ZGVnN2v_exp (__f64x2_t);
 152 __vpcs __f64x2_t _ZGVnN2v_exp10 (__f64x2_t);
 153 __vpcs __f64x2_t _ZGVnN2v_exp2 (__f64x2_t);
 154 __vpcs __f64x2_t _ZGVnN2v_expm1 (__f64x2_t);
 155 __vpcs __f64x2_t _ZGVnN2v_log (__f64x2_t);
 156 __vpcs __f64x2_t _ZGVnN2v_log10 (__f64x2_t);
 157 __vpcs __f64x2_t _ZGVnN2v_log1p (__f64x2_t);
 158 __vpcs __f64x2_t _ZGVnN2v_log2 (__f64x2_t);
 159 __vpcs __f64x2_t _ZGVnN2v_sin (__f64x2_t);
 160 __vpcs __f64x2_t _ZGVnN2v_tan (__f64x2_t);
 161
 162 #  undef __ADVSIMD_VEC_MATH_SUPPORTED
 163 #endif /* __ADVSIMD_VEC_MATH_SUPPORTED */
 164
 165 #ifdef __SVE_VEC_MATH_SUPPORTED
 166
 167 __sv_f32_t _ZGVsMxvv_atan2f (__sv_f32_t, __sv_f32_t, __sv_bool_t);
 168 __sv_f32_t _ZGVsMxv_acosf (__sv_f32_t, __sv_bool_t);
 169 __sv_f32_t _ZGVsMxv_asinf (__sv_f32_t, __sv_bool_t);
 170 __sv_f32_t _ZGVsMxv_atanf (__sv_f32_t, __sv_bool_t);
 171 __sv_f32_t _ZGVsMxv_cosf (__sv_f32_t, __sv_bool_t);
 172 __sv_f32_t _ZGVsMxv_coshf (__sv_f32_t, __sv_bool_t);
 173 __sv_f32_t _ZGVsMxv_erff (__sv_f32_t, __sv_bool_t);
 174 __sv_f32_t _ZGVsMxv_expf (__sv_f32_t, __sv_bool_t);
 175 __sv_f32_t _ZGVsMxv_exp10f (__sv_f32_t, __sv_bool_t);
 176 __sv_f32_t _ZGVsMxv_exp2f (__sv_f32_t, __sv_bool_t);
 177 __sv_f32_t _ZGVsMxv_expm1f (__sv_f32_t, __sv_bool_t);
 178 __sv_f32_t _ZGVsMxv_logf (__sv_f32_t, __sv_bool_t);
 179 __sv_f32_t _ZGVsMxv_log10f (__sv_f32_t, __sv_bool_t);
 180 __sv_f32_t _ZGVsMxv_log1pf (__sv_f32_t, __sv_bool_t);
 181 __sv_f32_t _ZGVsMxv_log2f (__sv_f32_t, __sv_bool_t);
 182 __sv_f32_t _ZGVsMxv_sinf (__sv_f32_t, __sv_bool_t);
 183 __sv_f32_t _ZGVsMxv_tanf (__sv_f32_t, __sv_bool_t);
 184
 185 __sv_f64_t _ZGVsMxvv_atan2 (__sv_f64_t, __sv_f64_t, __sv_bool_t);
 186 __sv_f64_t _ZGVsMxv_acos (__sv_f64_t, __sv_bool_t);
 187 __sv_f64_t _ZGVsMxv_asin (__sv_f64_t, __sv_bool_t);
 188 __sv_f64_t _ZGVsMxv_atan (__sv_f64_t, __sv_bool_t);
 189 __sv_f64_t _ZGVsMxv_cos (__sv_f64_t, __sv_bool_t);
 190 __sv_f64_t _ZGVsMxv_cosh (__sv_f64_t, __sv_bool_t);
 191 __sv_f64_t _ZGVsMxv_erf (__sv_f64_t, __sv_bool_t);
 192 __sv_f64_t _ZGVsMxv_exp (__sv_f64_t, __sv_bool_t);
 193 __sv_f64_t _ZGVsMxv_exp10 (__sv_f64_t, __sv_bool_t);
 194 __sv_f64_t _ZGVsMxv_exp2 (__sv_f64_t, __sv_bool_t);
 195 __sv_f64_t _ZGVsMxv_expm1 (__sv_f64_t, __sv_bool_t);
 196 __sv_f64_t _ZGVsMxv_log (__sv_f64_t, __sv_bool_t);
 197 __sv_f64_t _ZGVsMxv_log10 (__sv_f64_t, __sv_bool_t);
 198 __sv_f64_t _ZGVsMxv_log1p (__sv_f64_t, __sv_bool_t);
 199 __sv_f64_t _ZGVsMxv_log2 (__sv_f64_t, __sv_bool_t);
 200 __sv_f64_t _ZGVsMxv_sin (__sv_f64_t, __sv_bool_t);
 201 __sv_f64_t _ZGVsMxv_tan (__sv_f64_t, __sv_bool_t);
 202
 203 #  undef __SVE_VEC_MATH_SUPPORTED
 204 #endif /* __SVE_VEC_MATH_SUPPORTED */