tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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>
14ENTRY(memchr)
15 tst r6,r6
16 bt/s 2f
17 exts.b r5,r5
181: mov.b @r4,r1
19 cmp/eq r1,r5
20 bt/s 3f
21 dt r6
22 bf/s 1b
23 add #1,r4
242: mov #0,r4
253: rts
26 mov r4,r0