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.
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.
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
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23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
24 * Use is subject to license terms.
27 #pragma ident "%Z%%M% %I% %E% SMI"
31 * Verify the behavior of variations in bufsize.
33 * SECTION: Speculative Tracing/Options and Tuning;
34 * Options and Tunables/bufsize
36 * NOTES: This test behaves differently depending on the values
37 * assigned to bufsize.
41 * 4. 8 <= bufsize <= 31
42 * 5. 32 <= bufsize <= 47
43 * 6. 48 <= bufsize <= 71
47 #pragma D option quiet
48 #pragma D option bufsize=41
52 self->speculateFlag = 0;
54 self->spec = speculation();
55 printf("Speculative buffer ID: %d\n", self->spec);
60 speculate(self->spec);
61 printf("Lots of data\n");
62 printf("Has to be crammed into this buffer\n");
63 printf("Until it overflows\n");
64 printf("And causes flops\n");
65 self->speculateFlag++;
70 /1 <= self->speculateFlag/
77 /1 <= self->commitFlag/
79 printf("Statement was executed\n");
84 /1 > self->commitFlag/
86 printf("Statement wasn't executed\n");