forked from luck/tmp_suning_uos_patched
27 lines
373 B
ArmAsm
27 lines
373 B
ArmAsm
|
/* $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
|