1/*
2 *  linux/arch/arm/lib/memchr.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 "assembler.h"
13
14	.text
15	.align	5
16ENTRY(memchr)
171:	subs	r2, r2, #1
18	bmi	2f
19	ldrb	r3, [r0], #1
20	teq	r3, r1
21	bne	1b
22	sub	r0, r0, #1
232:	movne	r0, #0
24	mov	pc, lr
25ENDPROC(memchr)
26