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aarch64: Add SIMD attributes to math functions with vector versions

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Added annotations for autovec by GCC and GFortran - this enables GCC
>= 9 to autovectorise math calls at -Ofast.

Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>
This commit is contained in:
Joe Ramsay 2023-12-18 15:51:16 +00:00 committed by Szabolcs Nagy
parent cc0d77ba94
commit 667f277c78
2 changed files with 113 additions and 0 deletions
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66
sysdeps/aarch64/fpu/bits/math-vector.h
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@ -25,6 +25,72 @@
/* Get default empty definitions for simd declarations. */
#include <bits/libm-simd-decl-stubs.h>
#if defined __aarch64__ && defined __FAST_MATH__ && __GNUC_PREREQ (6, 0)
/* Requires GCC >= 6 for __attribute__ ((__simd__)). */
# define __DECL_SIMD_aarch64 __attribute__ ((__simd__ ("notinbranch"), const))
# undef __DECL_SIMD_acos
# define __DECL_SIMD_acos __DECL_SIMD_aarch64
# undef __DECL_SIMD_acosf
# define __DECL_SIMD_acosf __DECL_SIMD_aarch64
# undef __DECL_SIMD_asin
# define __DECL_SIMD_asin __DECL_SIMD_aarch64
# undef __DECL_SIMD_asinf
# define __DECL_SIMD_asinf __DECL_SIMD_aarch64
# undef __DECL_SIMD_atan
# define __DECL_SIMD_atan __DECL_SIMD_aarch64
# undef __DECL_SIMD_atanf
# define __DECL_SIMD_atanf __DECL_SIMD_aarch64
# undef __DECL_SIMD_atan2
# define __DECL_SIMD_atan2 __DECL_SIMD_aarch64
# undef __DECL_SIMD_atan2f
# define __DECL_SIMD_atan2f __DECL_SIMD_aarch64
# undef __DECL_SIMD_cos
# define __DECL_SIMD_cos __DECL_SIMD_aarch64
# undef __DECL_SIMD_cosf
# define __DECL_SIMD_cosf __DECL_SIMD_aarch64
# undef __DECL_SIMD_exp
# define __DECL_SIMD_exp __DECL_SIMD_aarch64
# undef __DECL_SIMD_expf
# define __DECL_SIMD_expf __DECL_SIMD_aarch64
# undef __DECL_SIMD_exp10
# define __DECL_SIMD_exp10 __DECL_SIMD_aarch64
# undef __DECL_SIMD_exp10f
# define __DECL_SIMD_exp10f __DECL_SIMD_aarch64
# undef __DECL_SIMD_exp2
# define __DECL_SIMD_exp2 __DECL_SIMD_aarch64
# undef __DECL_SIMD_exp2f
# define __DECL_SIMD_exp2f __DECL_SIMD_aarch64
# undef __DECL_SIMD_expm1
# define __DECL_SIMD_expm1 __DECL_SIMD_aarch64
# undef __DECL_SIMD_expm1f
# define __DECL_SIMD_expm1f __DECL_SIMD_aarch64
# undef __DECL_SIMD_log
# define __DECL_SIMD_log __DECL_SIMD_aarch64
# undef __DECL_SIMD_logf
# define __DECL_SIMD_logf __DECL_SIMD_aarch64
# undef __DECL_SIMD_log10
# define __DECL_SIMD_log10 __DECL_SIMD_aarch64
# undef __DECL_SIMD_log10f
# define __DECL_SIMD_log10f __DECL_SIMD_aarch64
# undef __DECL_SIMD_log1p
# define __DECL_SIMD_log1p __DECL_SIMD_aarch64
# undef __DECL_SIMD_log1pf
# define __DECL_SIMD_log1pf __DECL_SIMD_aarch64
# undef __DECL_SIMD_log2
# define __DECL_SIMD_log2 __DECL_SIMD_aarch64
# undef __DECL_SIMD_log2f
# define __DECL_SIMD_log2f __DECL_SIMD_aarch64
# undef __DECL_SIMD_sin
# define __DECL_SIMD_sin __DECL_SIMD_aarch64
# undef __DECL_SIMD_sinf
# define __DECL_SIMD_sinf __DECL_SIMD_aarch64
# undef __DECL_SIMD_tan
# define __DECL_SIMD_tan __DECL_SIMD_aarch64
# undef __DECL_SIMD_tanf
# define __DECL_SIMD_tanf __DECL_SIMD_aarch64
#endif
#if __GNUC_PREREQ(9, 0)
# define __ADVSIMD_VEC_MATH_SUPPORTED
typedef __Float32x4_t __f32x4_t;

47
sysdeps/aarch64/fpu/finclude/math-vector-fortran.h Normal file
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@ -0,0 +1,47 @@
! Platform-specific declarations of SIMD math functions for Fortran. -*- f90 -*-
! Copyright (C) 2019-2023 Free Software Foundation, Inc.
! This file is part of the GNU C Library.
!
! The GNU C Library is free software; you can redistribute it and/or
! modify it under the terms of the GNU Lesser General Public
! License as published by the Free Software Foundation; either
! version 2.1 of the License, or (at your option) any later version.
!
! The GNU C Library is distributed in the hope that it will be useful,
! but WITHOUT ANY WARRANTY; without even the implied warranty of
! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
! Lesser General Public License for more details.
!
! You should have received a copy of the GNU Lesser General Public
! License along with the GNU C Library; if not, see
! <https://www.gnu.org/licenses/>.
!GCC$ builtin (acos) attributes simd (notinbranch)
!GCC$ builtin (acosf) attributes simd (notinbranch)
!GCC$ builtin (asin) attributes simd (notinbranch)
!GCC$ builtin (asinf) attributes simd (notinbranch)
!GCC$ builtin (atan) attributes simd (notinbranch)
!GCC$ builtin (atanf) attributes simd (notinbranch)
!GCC$ builtin (atan2) attributes simd (notinbranch)
!GCC$ builtin (atan2f) attributes simd (notinbranch)
!GCC$ builtin (cos) attributes simd (notinbranch)
!GCC$ builtin (cosf) attributes simd (notinbranch)
!GCC$ builtin (exp) attributes simd (notinbranch)
!GCC$ builtin (expf) attributes simd (notinbranch)
!GCC$ builtin (exp10) attributes simd (notinbranch)
!GCC$ builtin (exp10f) attributes simd (notinbranch)
!GCC$ builtin (exp2) attributes simd (notinbranch)
!GCC$ builtin (exp2f) attributes simd (notinbranch)
!GCC$ builtin (expm1) attributes simd (notinbranch)
!GCC$ builtin (expm1f) attributes simd (notinbranch)
!GCC$ builtin (log) attributes simd (notinbranch)
!GCC$ builtin (logf) attributes simd (notinbranch)
!GCC$ builtin (log10) attributes simd (notinbranch)
!GCC$ builtin (log10f) attributes simd (notinbranch)
!GCC$ builtin (log1p) attributes simd (notinbranch)
!GCC$ builtin (log1pf) attributes simd (notinbranch)
!GCC$ builtin (log2) attributes simd (notinbranch)
!GCC$ builtin (log2f) attributes simd (notinbranch)
!GCC$ builtin (sin) attributes simd (notinbranch)
!GCC$ builtin (sinf) attributes simd (notinbranch)
!GCC$ builtin (tan) attributes simd (notinbranch)
!GCC$ builtin (tanf) attributes simd (notinbranch)