Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid
[cascardo/linux.git] / arch / arm / lib / strrchr.S
1 /*
2  *  linux/arch/arm/lib/strrchr.S
3  *
4  *  Copyright (C) 1995-2000 Russell King
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License version 2 as
8  * published by the Free Software Foundation.
9  *
10  *  ASM optimised string functions
11  */
12 #include <linux/linkage.h>
13 #include <asm/assembler.h>
14 #include <asm/export.h>
15
16                 .text
17                 .align  5
18 ENTRY(strrchr)
19                 mov     r3, #0
20 1:              ldrb    r2, [r0], #1
21                 teq     r2, r1
22                 subeq   r3, r0, #1
23                 teq     r2, #0
24                 bne     1b
25                 mov     r0, r3
26                 ret     lr
27 ENDPROC(strrchr)
28 EXPORT_SYMBOL(strrchr)