about summary refs log tree commit diff
path: root/sysdeps/x86_64/fpu/multiarch/e_expf.c
blob: 19d767f636126c8d4ed03b357529a3f0ca8dd4a1 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
/* Multiple versions of expf.
   Copyright (C) 2017-2024 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
   <https://www.gnu.org/licenses/>.  */

#include <sysdeps/x86/isa-level.h>
#if MINIMUM_X86_ISA_LEVEL < AVX2_X86_ISA_LEVEL
# include <libm-alias-float.h>
# include <libm-alias-finite.h>

extern float __redirect_expf (float);

# define SYMBOL_NAME expf
# include "ifunc-fma.h"

libc_ifunc_redirected (__redirect_expf, __expf, IFUNC_SELECTOR ());

# ifdef SHARED
__hidden_ver1 (__expf, __GI___expf, __redirect_expf)
  __attribute__ ((visibility ("hidden")));

versioned_symbol (libm, __ieee754_expf, expf, GLIBC_2_27);
libm_alias_float_other (__exp, exp)
# else
libm_alias_float (__exp, exp)
# endif

strong_alias (__expf, __ieee754_expf)
libm_alias_finite (__expf, __expf)

# define __expf __expf_sse2
#endif
#include <sysdeps/ieee754/flt-32/e_expf.c>