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 UseRTMDeopt option processing on CPUs with rtm support 29 * when rtm locking is supported by VM. 30 * @library /test/lib / 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * 34 * @build sun.hotspot.WhiteBox 35 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 36 * sun.hotspot.WhiteBox$WhiteBoxPermission 37 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 38 * -XX:+WhiteBoxAPI 39 * compiler.rtm.cli.TestUseRTMDeoptOptionOnSupportedConfig 40 */ 41 42 package compiler.rtm.cli; 43 44 import compiler.testlibrary.rtm.predicate.SupportedCPU; 45 import compiler.testlibrary.rtm.predicate.SupportedOS; 46 import compiler.testlibrary.rtm.predicate.SupportedVM; 47 import jdk.test.lib.process.ExitCode; 48 import jdk.test.lib.cli.CommandLineOptionTest; 49 import jdk.test.lib.cli.predicate.AndPredicate; 50 51 public class TestUseRTMDeoptOptionOnSupportedConfig 52 extends CommandLineOptionTest { 53 private static final String DEFAULT_VALUE = "false"; 54 55 private TestUseRTMDeoptOptionOnSupportedConfig() { 56 super(new AndPredicate(new SupportedCPU(), new SupportedOS(), new SupportedVM())); 57 } 58 59 @Override 60 public void runTestCases() throws Throwable { 61 String shouldPassMessage = " JVM should startup with option '" 62 + "-XX:+UseRTMDeopt' without any warnings"; 63 // verify that option could be turned on 64 CommandLineOptionTest.verifySameJVMStartup( 65 null, null, shouldPassMessage, shouldPassMessage, ExitCode.OK, 66 "-XX:+UseRTMDeopt"); 67 shouldPassMessage = " JVM should startup with option '" 68 + "-XX:-UseRTMDeopt' without any warnings"; 69 // verify that option could be turned off 70 CommandLineOptionTest.verifySameJVMStartup( 71 null, null, shouldPassMessage, shouldPassMessage, ExitCode.OK, 72 "-XX:-UseRTMDeopt"); 73 String defValMessage = String.format("UseRTMDeopt should have '%s'" 74 + "default value", 75 TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE); 76 // verify default value 77 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt", 78 TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE, 79 defValMessage); 80 // verify default value 81 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt", 82 TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE, 83 defValMessage, 84 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 85 "-XX:+UseRTMLocking"); 86 // verify that option is off when UseRTMLocking is off 87 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt", 88 "false", "UseRTMDeopt should be off when UseRTMLocking is off", 89 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 90 "-XX:-UseRTMLocking", "-XX:+UseRTMDeopt"); 91 // verify that option could be turned on 92 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt", "true", 93 "UseRTMDeopt should be on when UseRTMLocking is on and " 94 + "'-XX:+UseRTMDeopt' flag set", 95 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS, 96 "-XX:+UseRTMLocking", "-XX:+UseRTMDeopt"); 97 } 98 99 public static void main(String args[]) throws Throwable { 100 new TestUseRTMDeoptOptionOnSupportedConfig().test(); 101 } 102 }