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 /*
30  * ASSERTION:
31  * Aggregating functions may never be speculative.
32  *
33  * SECTION: Speculative Tracing/Using a Speculation
34  *
35  */
36 #pragma D option quiet
37 
38 BEGIN
39 {
40 	i = 0;
41 }
42 
43 syscall:::entry
44 {
45 	self->ts = timestamp;
46 }
47 
48 syscall:::return
49 /self->ts/
50 {
51 	var = speculation();
52 	speculate(var);
53 	printf("Speculation ID: %d", var);
54 	@Lqauntus[execname] = lquantize(timestamp - self->ts, 0, 100, 1);
55 	i++;
56 }
57 
58 syscall:::
59 /1 == i/
60 {
61 	exit(0);
62 }
63 
64 ERROR
65 {
66 	exit(0);
67 }
68 
69 END
70 {
71 	exit(0);
72 }
73