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 * ASSERTION: 30 * Verify the behavior of variations in specsize. 31 * 32 * SECTION: Speculative Tracing/Options and Tuning; 33 * Options and Tunables/specsize 34 * 35 */ 36 37 #pragma D option quiet 38 #pragma D option specsize=0 39 40 BEGIN 41 { 42 self->speculateFlag = 0; 43 self->commitFlag = 0; 44 self->spec = speculation(); 45 printf("Speculative buffer ID: %d\n", self->spec); 46 } 47 48 BEGIN 49 { 50 speculate(self->spec); 51 printf("Lots of data\n"); 52 printf("Has to be crammed into this buffer\n"); 53 printf("Until it overflows\n"); 54 printf("And causes flops\n"); 55 self->speculateFlag++; 56 57 } 58 59 BEGIN 60 /1 <= self->speculateFlag/ 61 { 62 commit(self->spec); 63 self->commitFlag++; 64 } 65 66 BEGIN 67 /1 <= self->commitFlag/ 68 { 69 printf("Statement was executed\n"); 70 exit(0); 71 } 72 73 BEGIN 74 /1 > self->commitFlag/ 75 { 76 printf("Statement wasn't executed\n"); 77 exit(1); 78 } 79