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 * Call to commit() on a buffer after it has been discarded is silently 32 * ignored. 33 * 34 * SECTION: Speculative Tracing/Committing a Speculation; 35 * Options and Tunables/cleanrate 36 * 37 */ 38 #pragma D option quiet 39 #pragma D option cleanrate=3000 40 41 BEGIN 42 { 43 self->i = 0; 44 self->commit = 0; 45 self->discard = 0; 46 var1 = speculation(); 47 printf("Speculation ID: %d\n", var1); 48 } 49 50 BEGIN 51 /var1/ 52 { 53 speculate(var1); 54 printf("This statement and the following are speculative!!\n"); 55 printf("Speculating on id: %d\n", var1); 56 self->i++; 57 } 58 59 BEGIN 60 /(self->i)/ 61 { 62 discard(var1); 63 self->discard++; 64 commit(var1); 65 self->commit++; 66 } 67 68 BEGIN 69 /self->commit/ 70 { 71 printf("Commited a discarded buffer\n"); 72 exit(0); 73 } 74 75 76 BEGIN 77 /!self->commit/ 78 { 79 printf("Couldnt commit a discarded buffer\n"); 80 exit(1); 81 } 82 83 ERROR 84 { 85 exit(1); 86 } 87