1 /* 2 * Copyright (c) 2014, 2016, 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 * @test 26 * @bug 8031320 27 * @summary Verify that RTMLockingCalculationDelay affect when 28 * abort ratio calculation is started. 29 * @library /test/lib / 30 * @modules java.base/jdk.internal.misc 31 * java.management 32 * @build sun.hotspot.WhiteBox 33 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 34 * sun.hotspot.WhiteBox$WhiteBoxPermission 35 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 36 * -XX:+WhiteBoxAPI 37 * compiler.rtm.locking.TestRTMLockingCalculationDelay 38 */ 39 40 package compiler.rtm.locking; 41 42 import compiler.testlibrary.rtm.AbortProvoker; 43 import compiler.testlibrary.rtm.AbortType; 44 import compiler.testlibrary.rtm.RTMTestBase; 45 import compiler.testlibrary.rtm.predicate.SupportedCPU; 46 import compiler.testlibrary.rtm.predicate.SupportedOS; 47 import compiler.testlibrary.rtm.predicate.SupportedVM; 48 import jdk.test.lib.Asserts; 49 import jdk.test.lib.process.OutputAnalyzer; 50 import jdk.test.lib.cli.CommandLineOptionTest; 51 import jdk.test.lib.cli.predicate.AndPredicate; 52 53 /** 54 * Test verifies that abort ratio calculation could be delayed using 55 * RTMLockingCalculationDelay option. 56 */ 57 public class TestRTMLockingCalculationDelay extends CommandLineOptionTest { 58 private static final boolean INFLATE_MONITOR = true; 59 60 private TestRTMLockingCalculationDelay() { 61 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM())); 62 } 63 64 @Override 65 protected void runTestCases() throws Throwable { 66 // verify that calculation will be started immediately 67 verifyLockingCalculationDelay(0, 0, true); 68 69 // verify that calculation will not be started during 70 // first 10 minutes, while test will be started immediately 71 verifyLockingCalculationDelay(600000, 0, false); 72 73 // verify that calculation will be started after a second 74 verifyLockingCalculationDelay(1000, 1000, true); 75 } 76 77 private void verifyLockingCalculationDelay(long delay, long testDelay, 78 boolean deoptExpected) throws Throwable { 79 AbortProvoker provoker = AbortType.XABORT.provoker(); 80 String logFileName = String.format("rtm_delay_%d_%d.xml", delay, 81 testDelay); 82 83 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( 84 logFileName, 85 provoker, 86 "-XX:+UseRTMDeopt", 87 CommandLineOptionTest.prepareNumericFlag( 88 "RTMLockingCalculationDelay", delay), 89 "-XX:RTMAbortRatio=0", 90 "-XX:RTMAbortThreshold=0", 91 AbortProvoker.class.getName(), 92 AbortType.XABORT.toString(), 93 Boolean.toString( 94 TestRTMLockingCalculationDelay.INFLATE_MONITOR), 95 Long.toString(AbortProvoker.DEFAULT_ITERATIONS), 96 Long.toString(testDelay) 97 ); 98 99 outputAnalyzer.shouldHaveExitValue(0); 100 101 int deopts = RTMTestBase.firedRTMStateChangeTraps(logFileName); 102 103 if (deoptExpected) { 104 Asserts.assertGT(deopts, 0, "At least one deoptimization due to " 105 + "rtm_state_chage is expected"); 106 } else { 107 Asserts.assertEQ(deopts, 0, "No deoptimizations due to " 108 + "rtm_state_chage are expected"); 109 } 110 } 111 112 public static void main(String args[]) throws Throwable { 113 new TestRTMLockingCalculationDelay().test(); 114 } 115 }