tst.branch.s revision 2633:71bab08d24b2 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <sys/asm_linkage.h>
30
31	ENTRY(waiting)
32	retl
33	ldub	[%o0], %o0
34	SET_SIZE(waiting)
35
36	ENTRY(main)
37	save	%sp, -SA(MINFRAME + 4), %sp
38	stb	%g0, [%fp - 4]
391:
40	call	waiting
41	sub	%fp, 4, %o0
42	tst	%o0
43	bz	1b
44	nop
45
46	restore
47
48	tst	%g0
49	be	other
50	nop
51
52	ALTENTRY(bad)
53	illtrap
54	SET_SIZE(bad)
55	SET_SIZE(main)
56
57	ENTRY(other)
58	retl
59	clr	%o0
60	SET_SIZE(other)
61