1/* memchr optimized for i686.
2 Copyright (C) 2017-2024 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#if IS_IN (libc)
20# define __memchr __memchr_ia32
21
22# ifdef SHARED
23# undef libc_hidden_builtin_def
24/* IFUNC doesn't work with the hidden functions in shared library since
25 they will be called without setting up EBX needed for PLT which is
26 used by IFUNC. */
27# define libc_hidden_builtin_def(name) \
28 .globl __GI_memchr; __GI_memchr = __memchr
29# endif
30
31# undef weak_alias
32# define weak_alias(original, alias)
33#endif
34
35#include <sysdeps/i386/memchr.S>
36

source code of glibc/sysdeps/i386/i686/multiarch/memchr-ia32.S