usr/src/cmd/dtrace/test/tst/common/speculation/tst.SpeculateWithRandom.d

   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  * When speculate() is called with an inactive buffer number, it is
  32  * ignored.
  33  *
  34  * SECTION: Speculative Tracing/Creating a Speculation
  35  *
  36  */
  37 #pragma D option quiet
  38 BEGIN
  39 {
  40         self->i = 0;
  41 }
  42
  43 BEGIN
  44 {
  45         speculate(3456710);
  46         self->i++;
  47         printf("self->i: %d\n", self->i);
  48
  49 }
  50
  51 BEGIN
  52 {
  53         exit(0);
  54 }
  55
  56 ERROR
  57 {
  58         exit(1);
  59 }