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436e4d5b | 1 | /* A Generic Optimized strlen implementation for AARCH64. |
d614a753 | 2 | Copyright (C) 2018-2020 Free Software Foundation, Inc. |
436e4d5b SP |
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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
436e4d5b SP |
18 | |
19 | /* The actual strlen code is in ../strlen.S. If we are building libc this file | |
20 | defines __strlen_generic. Otherwise the include of ../strlen.S will define | |
21 | the normal __strlen entry points. */ | |
22 | ||
23 | #include <sysdep.h> | |
24 | ||
25 | #if IS_IN (libc) | |
26 | ||
27 | # define STRLEN __strlen_generic | |
28 | ||
29 | /* Do not hide the generic version of strlen, we use it internally. */ | |
30 | # undef libc_hidden_builtin_def | |
31 | # define libc_hidden_builtin_def(name) | |
32 | ||
33 | # ifdef SHARED | |
34 | /* It doesn't make sense to send libc-internal strlen calls through a PLT. */ | |
35 | .globl __GI_strlen; __GI_strlen = __strlen_generic | |
36 | # endif | |
37 | #endif | |
38 | ||
39 | #include "../strlen.S" |