aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/i386/i686/multiarch/memcmp-ia32.S
blob: 74188f74abfdfeff4a202a1fe29d0540a30b158d (plain)
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
/* memcmp optimized for i686.
   Copyright (C) 2017-2021 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/>.  */

#if IS_IN (libc)
# define memcmp __memcmp_ia32

# ifdef SHARED
#  undef libc_hidden_builtin_def
/* IFUNC doesn't work with the hidden functions in shared library since
   they will be called without setting up EBX needed for PLT which is
   used by IFUNC.  */
#  define libc_hidden_builtin_def(name) \
	.globl __GI_memcmp; __GI_memcmp = memcmp

#  undef libc_hidden_def
#  define libc_hidden_def(name) \
	.globl __GI___memcmpeq; __GI___memcmpeq = __memcmpeq
# endif

# undef weak_alias
# define weak_alias(original, alias)

# undef strong_alias
# define strong_alias(original, alias)
#endif

#include <sysdeps/i386/i686/memcmp.S>