1 /* 2 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 /** 26 * @test 27 * @bug 8145221 28 * @summary After creating an AppCDS archive, run the test with the JFR profiler 29 * enabled, and keep calling a method in the archive in a tight loop. 30 * This is to test the safe handling of trampoline functions by the 31 * profiler. 32 * @requires vm.hasJFR & vm.cds 33 * @library /test/lib /test/hotspot/jtreg/runtime/appcds 34 * @modules java.base/jdk.internal.misc 35 * java.management 36 * jdk.jartool/sun.tools.jar 37 * @compile test-classes/MyThread.java 38 * @compile test-classes/TestWithProfilerHelper.java 39 * @run main TestWithProfiler 40 */ 41 42 import jdk.test.lib.BuildHelper; 43 import jdk.test.lib.process.OutputAnalyzer; 44 45 public class TestWithProfiler { 46 public static void main(String[] args) throws Exception { 47 JarBuilder.build("myThread", "MyThread", "TestWithProfilerHelper"); 48 String appJar = TestCommon.getTestJar("myThread.jar"); 49 OutputAnalyzer output = TestCommon.dump(appJar, 50 TestCommon.list("MyThread", "TestWithProfilerHelper")); 51 TestCommon.checkDump(output); 52 output = TestCommon.exec(appJar, 53 "-XX:+UnlockDiagnosticVMOptions", 54 "-Xint", 55 "-XX:+FlightRecorder", 56 "-XX:StartFlightRecording=duration=15s,filename=myrecording.jfr,settings=profile,dumponexit=true", 57 "TestWithProfilerHelper"); 58 TestCommon.checkExec(output); 59 } 60 }