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 /** 26 * @test 27 * @bug 8031320 28 * @summary Verify that RTMLockingCalculationDelay affect when 29 * abort ratio calculation is started. 30 * @library /test/lib / 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * @build sun.hotspot.WhiteBox 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI 38 * compiler.rtm.locking.TestRTMLockingCalculationDelay 39 */ 40 41 package compiler.rtm.locking; 42 43 import compiler.testlibrary.rtm.AbortProvoker; 44 import compiler.testlibrary.rtm.AbortType; 45 import compiler.testlibrary.rtm.RTMTestBase; 46 import compiler.testlibrary.rtm.predicate.SupportedCPU; 47 import compiler.testlibrary.rtm.predicate.SupportedOS; 48 import compiler.testlibrary.rtm.predicate.SupportedVM; 49 import jdk.test.lib.Asserts; 50 import jdk.test.lib.process.OutputAnalyzer; 51 import jdk.test.lib.cli.CommandLineOptionTest; 52 import jdk.test.lib.cli.predicate.AndPredicate; 53 54 /** 55 * Test verifies that abort ratio calculation could be delayed using 56 * RTMLockingCalculationDelay option. 57 */ 58 public class TestRTMLockingCalculationDelay extends CommandLineOptionTest { 59 private static final boolean INFLATE_MONITOR = true; 60 61 private TestRTMLockingCalculationDelay() { 62 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM())); 63 } 64 65 @Override 66 protected void runTestCases() throws Throwable { 67 // verify that calculation will be started immediately 68 verifyLockingCalculationDelay(0, 0, true); 69 70 // verify that calculation will not be started during 71 // first 10 minutes, while test will be started immediately 72 verifyLockingCalculationDelay(600000, 0, false); 73 74 // verify that calculation will be started after a second 75 verifyLockingCalculationDelay(1000, 1000, true); 76 } 77 78 private void verifyLockingCalculationDelay(long delay, long testDelay, 79 boolean deoptExpected) throws Throwable { 80 AbortProvoker provoker = AbortType.XABORT.provoker(); 81 String logFileName = String.format("rtm_delay_%d_%d.xml", delay, 82 testDelay); 83 84 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( 85 logFileName, 86 provoker, 87 "-XX:+UseRTMDeopt", 88 CommandLineOptionTest.prepareNumericFlag( 89 "RTMLockingCalculationDelay", delay), 90 "-XX:RTMAbortRatio=0", 91 "-XX:RTMAbortThreshold=0", 92 AbortProvoker.class.getName(), 93 AbortType.XABORT.toString(), 94 Boolean.toString( 95 TestRTMLockingCalculationDelay.INFLATE_MONITOR), 96 Long.toString(AbortProvoker.DEFAULT_ITERATIONS), 97 Long.toString(testDelay) 98 ); 99 100 outputAnalyzer.shouldHaveExitValue(0); 101 102 int deopts = RTMTestBase.firedRTMStateChangeTraps(logFileName); 103 104 if (deoptExpected) { 105 Asserts.assertGT(deopts, 0, "At least one deoptimization due to " 106 + "rtm_state_chage is expected"); 107 } else { 108 Asserts.assertEQ(deopts, 0, "No deoptimizations due to " 109 + "rtm_state_chage are expected"); 110 } 111 } 112 113 public static void main(String args[]) throws Throwable { 114 new TestRTMLockingCalculationDelay().test(); 115 } 116 }