xref: /illumos-gate/usr/src/cmd/dtrace/test/tst/i386/pid/tst.branch.S (revision 0250c53ad267726f2438e3c6556199a0bbf588a2)
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 2007 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#include <sys/asm_linkage.h>
28
29	DGDEF(__fsr_init_value)
30	.long 0
31
32	ENTRY(waiting)
33	pushl	%ebp
34	movl	%esp, %ebp
35	movl	8(%ebp), %eax
36	movl	(%eax), %eax
37	popl	%ebp
38	ret
39	SET_SIZE(waiting)
40
41	ENTRY(main)
42	pushl	%ebp
43	movl	%esp, %ebp
44	subl	$0x4, %esp
45	movl	$0x0, -4(%ebp)
46
471:
48	leal	-4(%ebp), %eax
49	pushl	%eax
50	call	waiting
51	addl	$0x4, %esp
52
53	testl	%eax, %eax
54	jz	1b
55
56	addl	$0x4, %esp
57
58	xorl	%eax, %eax
59	testl	%eax, %eax
60	jz	other
61
62	ALTENTRY(bad)
63	movl	0x0, %eax
64	SET_SIZE(bad)
65	SET_SIZE(main)
66
67	ENTRY(other)
68	xorl	%eax, %eax
69	popl	%ebp
70	ret
71	SET_SIZE(other)
72