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https://sourceware.org/git/glibc.git
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189 lines
7.2 KiB
C
189 lines
7.2 KiB
C
/* Platform-specific SIMD declarations of math functions.
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Copyright (C) 2023-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _MATH_H
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# error "Never include <bits/math-vector.h> directly;\
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include <math.h> instead."
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#endif
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/* Get default empty definitions for simd declarations. */
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#include <bits/libm-simd-decl-stubs.h>
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#if defined __aarch64__ && defined __FAST_MATH__ && __GNUC_PREREQ (6, 0)
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/* Requires GCC >= 6 for __attribute__ ((__simd__)). */
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# define __DECL_SIMD_aarch64 __attribute__ ((__simd__ ("notinbranch"), const))
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# undef __DECL_SIMD_acos
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# define __DECL_SIMD_acos __DECL_SIMD_aarch64
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# undef __DECL_SIMD_acosf
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# define __DECL_SIMD_acosf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_asin
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# define __DECL_SIMD_asin __DECL_SIMD_aarch64
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# undef __DECL_SIMD_asinf
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# define __DECL_SIMD_asinf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_atan
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# define __DECL_SIMD_atan __DECL_SIMD_aarch64
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# undef __DECL_SIMD_atanf
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# define __DECL_SIMD_atanf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_atan2
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# define __DECL_SIMD_atan2 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_atan2f
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# define __DECL_SIMD_atan2f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_cos
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# define __DECL_SIMD_cos __DECL_SIMD_aarch64
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# undef __DECL_SIMD_cosf
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# define __DECL_SIMD_cosf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_exp
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# define __DECL_SIMD_exp __DECL_SIMD_aarch64
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# undef __DECL_SIMD_expf
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# define __DECL_SIMD_expf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_exp10
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# define __DECL_SIMD_exp10 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_exp10f
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# define __DECL_SIMD_exp10f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_exp2
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# define __DECL_SIMD_exp2 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_exp2f
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# define __DECL_SIMD_exp2f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_expm1
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# define __DECL_SIMD_expm1 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_expm1f
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# define __DECL_SIMD_expm1f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log
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# define __DECL_SIMD_log __DECL_SIMD_aarch64
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# undef __DECL_SIMD_logf
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# define __DECL_SIMD_logf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log10
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# define __DECL_SIMD_log10 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log10f
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# define __DECL_SIMD_log10f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log1p
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# define __DECL_SIMD_log1p __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log1pf
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# define __DECL_SIMD_log1pf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log2
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# define __DECL_SIMD_log2 __DECL_SIMD_aarch64
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# undef __DECL_SIMD_log2f
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# define __DECL_SIMD_log2f __DECL_SIMD_aarch64
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# undef __DECL_SIMD_sin
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# define __DECL_SIMD_sin __DECL_SIMD_aarch64
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# undef __DECL_SIMD_sinf
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# define __DECL_SIMD_sinf __DECL_SIMD_aarch64
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# undef __DECL_SIMD_tan
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# define __DECL_SIMD_tan __DECL_SIMD_aarch64
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# undef __DECL_SIMD_tanf
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# define __DECL_SIMD_tanf __DECL_SIMD_aarch64
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#endif
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#if __GNUC_PREREQ(9, 0)
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# define __ADVSIMD_VEC_MATH_SUPPORTED
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typedef __Float32x4_t __f32x4_t;
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typedef __Float64x2_t __f64x2_t;
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#elif __glibc_clang_prereq(8, 0)
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# define __ADVSIMD_VEC_MATH_SUPPORTED
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typedef __attribute__ ((__neon_vector_type__ (4))) float __f32x4_t;
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typedef __attribute__ ((__neon_vector_type__ (2))) double __f64x2_t;
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#endif
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#if __GNUC_PREREQ(10, 0) || __glibc_clang_prereq(11, 0)
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# define __SVE_VEC_MATH_SUPPORTED
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typedef __SVFloat32_t __sv_f32_t;
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typedef __SVFloat64_t __sv_f64_t;
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typedef __SVBool_t __sv_bool_t;
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#endif
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/* If vector types and vector PCS are unsupported in the working
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compiler, no choice but to omit vector math declarations. */
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#ifdef __ADVSIMD_VEC_MATH_SUPPORTED
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# define __vpcs __attribute__ ((__aarch64_vector_pcs__))
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__vpcs __f32x4_t _ZGVnN4vv_atan2f (__f32x4_t, __f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_acosf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_asinf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_atanf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_cosf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_expf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_exp10f (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_exp2f (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_expm1f (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_logf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_log10f (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_log1pf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_log2f (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_sinf (__f32x4_t);
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__vpcs __f32x4_t _ZGVnN4v_tanf (__f32x4_t);
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__vpcs __f64x2_t _ZGVnN2vv_atan2 (__f64x2_t, __f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_acos (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_asin (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_atan (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_cos (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_exp (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_exp10 (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_exp2 (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_expm1 (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_log (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_log10 (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_log1p (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_log2 (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_sin (__f64x2_t);
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__vpcs __f64x2_t _ZGVnN2v_tan (__f64x2_t);
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# undef __ADVSIMD_VEC_MATH_SUPPORTED
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#endif /* __ADVSIMD_VEC_MATH_SUPPORTED */
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#ifdef __SVE_VEC_MATH_SUPPORTED
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__sv_f32_t _ZGVsMxvv_atan2f (__sv_f32_t, __sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_acosf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_asinf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_atanf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_cosf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_expf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_exp10f (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_exp2f (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_expm1f (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_logf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_log10f (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_log1pf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_log2f (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_sinf (__sv_f32_t, __sv_bool_t);
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__sv_f32_t _ZGVsMxv_tanf (__sv_f32_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxvv_atan2 (__sv_f64_t, __sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_acos (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_asin (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_atan (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_cos (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_exp (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_exp10 (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_exp2 (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_expm1 (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_log (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_log10 (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_log1p (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_log2 (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_sin (__sv_f64_t, __sv_bool_t);
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__sv_f64_t _ZGVsMxv_tan (__sv_f64_t, __sv_bool_t);
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# undef __SVE_VEC_MATH_SUPPORTED
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#endif /* __SVE_VEC_MATH_SUPPORTED */
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