1178476Sjb/* 2178476Sjb * CDDL HEADER START 3178476Sjb * 4178476Sjb * The contents of this file are subject to the terms of the 5178476Sjb * Common Development and Distribution License (the "License"). 6178476Sjb * You may not use this file except in compliance with the License. 7178476Sjb * 8178476Sjb * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9178476Sjb * or http://www.opensolaris.org/os/licensing. 10178476Sjb * See the License for the specific language governing permissions 11178476Sjb * and limitations under the License. 12178476Sjb * 13178476Sjb * When distributing Covered Code, include this CDDL HEADER in each 14178476Sjb * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15178476Sjb * If applicable, add the following below this CDDL HEADER, with the 16178476Sjb * fields enclosed by brackets "[]" replaced with your own identifying 17178476Sjb * information: Portions Copyright [yyyy] [name of copyright owner] 18178476Sjb * 19178476Sjb * CDDL HEADER END 20178476Sjb */ 21178476Sjb 22178476Sjb/* 23178476Sjb * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24178476Sjb * Use is subject to license terms. 25178476Sjb */ 26178476Sjb 27178476Sjb#pragma ident "%Z%%M% %I% %E% SMI" 28178476Sjb 29178476Sjb/* 30178476Sjb * ASSERTION: 31178476Sjb * Aggregating functions may never be speculative. 32178476Sjb * 33178476Sjb * SECTION: Speculative Tracing/Using a Speculation 34178476Sjb * 35178476Sjb */ 36178476Sjb#pragma D option quiet 37178476Sjb 38178476SjbBEGIN 39178476Sjb{ 40178476Sjb i = 0; 41178476Sjb} 42178476Sjb 43178476Sjbsyscall:::entry 44178476Sjb{ 45178476Sjb self->ts = timestamp; 46178476Sjb} 47178476Sjb 48178476Sjbsyscall:::return 49178476Sjb/self->ts/ 50178476Sjb{ 51178476Sjb var = speculation(); 52178476Sjb speculate(var); 53178476Sjb printf("Speculation ID: %d", var); 54178476Sjb @Lqauntus[execname] = lquantize(timestamp - self->ts, 0, 100, 1); 55178476Sjb i++; 56178476Sjb} 57178476Sjb 58178476Sjbsyscall::: 59178476Sjb/1 == i/ 60178476Sjb{ 61178476Sjb exit(0); 62178476Sjb} 63178476Sjb 64178476SjbERROR 65178476Sjb{ 66178476Sjb exit(0); 67178476Sjb} 68178476Sjb 69178476SjbEND 70178476Sjb{ 71178476Sjb exit(0); 72178476Sjb} 73