[deliverable/linux.git] / arch / sh / lib / memchr.S

/* $Id: memchr.S,v 1.1 2000/04/14 16:49:01 mjd Exp $
 *
 * "memchr" implementation of SuperH
 *
 * Copyright (C) 1999  Niibe Yutaka
 *
 */

/*
 * void *memchr(const void *s, int c, size_t n);
 */

#include <linux/linkage.h>
ENTRY(memchr)
	tst	r6,r6
	bt/s	2f
	 exts.b	r5,r5
1:	mov.b	@r4,r1
	cmp/eq	r1,r5
	bt/s	3f
	 dt	r6
	bf/s	1b
	 add	#1,r4
2:	mov	#0,r4
3:	rts
	 mov	r4,r0
Commit	Line	Data
1da177e4 LT	1	/* $Id: memchr.S,v 1.1 2000/04/14 16:49:01 mjd Exp $
	2	*
	3	* "memchr" implementation of SuperH
	4	*
	5	* Copyright (C) 1999 Niibe Yutaka
	6	*
	7	*/
	8
	9	/*
	10	* void memchr(const void s, int c, size_t n);
	11	*/
	12
	13	#include <linux/linkage.h>
	14	ENTRY(memchr)
	15	tst r6,r6
	16	bt/s 2f
	17	exts.b r5,r5
	18	1: mov.b @r4,r1
	19	cmp/eq r1,r5
	20	bt/s 3f
	21	dt r6
	22	bf/s 1b
	23	add #1,r4
	24	2: mov #0,r4
	25	3: rts
	26	mov r4,r0