diff --git a/sysdeps/ieee754/flt-32/s_exp2m1f.c b/sysdeps/ieee754/flt-32/s_exp2m1f.c index 1ed7068049..b3f86409cc 100644 --- a/sysdeps/ieee754/flt-32/s_exp2m1f.c +++ b/sysdeps/ieee754/flt-32/s_exp2m1f.c @@ -189,4 +189,6 @@ __exp2m1f (float x) return (s - 1.0) + w * c0; } } +#ifndef __exp2m1f libm_alias_float (__exp2m1, exp2m1) +#endif diff --git a/sysdeps/x86_64/fpu/multiarch/Makefile b/sysdeps/x86_64/fpu/multiarch/Makefile index dcff4df2f1..e823d2fcc6 100644 --- a/sysdeps/x86_64/fpu/multiarch/Makefile +++ b/sysdeps/x86_64/fpu/multiarch/Makefile @@ -12,6 +12,7 @@ CFLAGS-s_sin-fma.c = -mfma -mavx2 CFLAGS-s_tan-fma.c = -mfma -mavx2 CFLAGS-s_sincos-fma.c = -mfma -mavx2 CFLAGS-s_exp10m1f-fma.c = -mfma -mavx2 +CFLAGS-s_exp2m1f-fma.c = -mfma -mavx2 CFLAGS-e_exp2f-fma.c = -mfma -mavx2 CFLAGS-e_expf-fma.c = -mfma -mavx2 @@ -74,6 +75,7 @@ libm-sysdep_routines += \ s_cosf-fma \ s_cosf-sse2 \ s_exp10m1f-fma \ + s_exp2m1f-fma \ s_expm1-fma \ s_floor-sse4_1 \ s_floorf-sse4_1 \ diff --git a/sysdeps/x86_64/fpu/multiarch/s_exp2m1f-fma.c b/sysdeps/x86_64/fpu/multiarch/s_exp2m1f-fma.c new file mode 100644 index 0000000000..bfa00eae4e --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_exp2m1f-fma.c @@ -0,0 +1,4 @@ +#define __exp2m1f __exp2m1f_fma +#define SECTION __attribute__ ((section (".text.fma"))) + +#include diff --git a/sysdeps/x86_64/fpu/multiarch/s_exp2m1f.c b/sysdeps/x86_64/fpu/multiarch/s_exp2m1f.c new file mode 100644 index 0000000000..8e2d7ec384 --- /dev/null +++ b/sysdeps/x86_64/fpu/multiarch/s_exp2m1f.c @@ -0,0 +1,33 @@ +/* Multiple versions of exp2m1. + Copyright (C) 2024 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 + . */ + +#include +#if MINIMUM_X86_ISA_LEVEL < AVX2_X86_ISA_LEVEL +# include + +extern float __redirect_exp2m1f (float); + +# define SYMBOL_NAME exp2m1f +# include "ifunc-fma.h" + +libc_ifunc_redirected (__redirect_exp2m1f, __exp2m1f, IFUNC_SELECTOR ()); +libm_alias_float (__exp2m1, exp2m1) + +# define __exp2m1f __exp2m1f_sse2 +#endif +#include