1 /* 2 * Copyright (c) 2014, 2015, 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 UseRTMLocking option processing on CPU with rtm support 29 * in case when VM should not support this option. 30 * @library /testlibrary /test/lib / 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * @build TestUseRTMLockingOptionOnUnsupportedVM 34 * @run driver ClassFileInstaller sun.hotspot.WhiteBox 35 * sun.hotspot.WhiteBox$WhiteBoxPermission 36 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 37 * -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedVM 38 */ 39 40 import jdk.test.lib.ExitCode; 41 import jdk.test.lib.cli.*; 42 import jdk.test.lib.cli.predicate.AndPredicate; 43 import jdk.test.lib.cli.predicate.NotPredicate; 44 import compiler.testlibrary.rtm.predicate.SupportedCPU; 45 import compiler.testlibrary.rtm.predicate.SupportedVM; 46 47 public class TestUseRTMLockingOptionOnUnsupportedVM 48 extends CommandLineOptionTest { 49 private static final String DEFAULT_VALUE = "false"; 50 51 private TestUseRTMLockingOptionOnUnsupportedVM() { 52 super(new AndPredicate(new SupportedCPU(), 53 new NotPredicate(new SupportedVM()))); 54 } 55 @Override 56 public void runTestCases() throws Throwable { 57 String errorMessage 58 = RTMGenericCommandLineOptionTest.RTM_UNSUPPORTED_VM_ERROR; 59 String shouldFailMessage = "JVM startup should fail with option " 60 + "-XX:+UseRTMLocking even on unsupported VM. Error message" 61 + " should be shown"; 62 String shouldPassMessage = "JVM startup should pass with option " 63 + "-XX:-UseRTMLocking even on unsupported VM"; 64 // verify that we can't use +UseRTMLocking 65 CommandLineOptionTest.verifySameJVMStartup( 66 new String[] { errorMessage }, null, shouldFailMessage, 67 shouldFailMessage, ExitCode.FAIL, 68 "-XX:+UseRTMLocking"); 69 // verify that we can turn it off 70 CommandLineOptionTest.verifySameJVMStartup(null, 71 new String[] { errorMessage }, shouldPassMessage, 72 shouldPassMessage + " without any warnings", ExitCode.OK, 73 "-XX:-UseRTMLocking"); 74 // verify that it is off by default 75 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 76 TestUseRTMLockingOptionOnUnsupportedVM.DEFAULT_VALUE, 77 String.format("Default value of option 'UseRTMLocking' should" 78 + " be '%s'", DEFAULT_VALUE)); 79 } 80 81 public static void main(String args[]) throws Throwable { 82 new TestUseRTMLockingOptionOnUnsupportedVM().test(); 83 } 84 }