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 without 29 * rtm support. 30 * @library /testlibrary /test/lib / 31 * @modules java.base/jdk.internal.misc 32 * java.management 33 * 34 * @build compiler.rtm.cli.TestUseRTMLockingOptionOnUnsupportedCPU 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.TestUseRTMLockingOptionOnUnsupportedCPU 40 */ 41 42 package compiler.rtm.cli; 43 44 import compiler.testlibrary.rtm.predicate.SupportedCPU; 45 import compiler.testlibrary.rtm.predicate.SupportedVM; 46 import jdk.test.lib.ExitCode; 47 import jdk.test.lib.Platform; 48 import jdk.test.lib.cli.CommandLineOptionTest; 49 import jdk.test.lib.cli.predicate.AndPredicate; 50 import jdk.test.lib.cli.predicate.NotPredicate; 51 52 public class TestUseRTMLockingOptionOnUnsupportedCPU 53 extends CommandLineOptionTest { 54 private static final String DEFAULT_VALUE = "false"; 55 56 private TestUseRTMLockingOptionOnUnsupportedCPU() { 57 super(new AndPredicate(new NotPredicate(new SupportedCPU()), 58 new SupportedVM())); 59 } 60 61 @Override 62 public void runTestCases() throws Throwable { 63 String unrecongnizedOption 64 = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( 65 "UseRTMLocking"); 66 String errorMessage = RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR; 67 68 if (Platform.isX86() || Platform.isX64() || Platform.isPPC()) { 69 String shouldFailMessage = "JVM startup should fail with option " 70 + "-XX:+UseRTMLocking on unsupported CPU"; 71 // verify that we get an error when use +UseRTMLocking 72 // on unsupported CPU 73 CommandLineOptionTest.verifySameJVMStartup( 74 new String[] { errorMessage }, 75 new String[] { unrecongnizedOption }, shouldFailMessage, 76 shouldFailMessage + ". Error message should be shown", 77 ExitCode.FAIL, "-XX:+UseRTMLocking"); 78 79 String shouldPassMessage = "JVM startup should pass with option " 80 + "-XX:-UseRTMLocking even on unsupported CPU"; 81 // verify that we can pass -UseRTMLocking without 82 // getting any error messages 83 CommandLineOptionTest.verifySameJVMStartup(null, new String[] { 84 errorMessage, unrecongnizedOption }, shouldPassMessage, 85 shouldPassMessage + " without any warnings", ExitCode.OK, 86 "-XX:-UseRTMLocking"); 87 88 // verify that UseRTMLocking is false by default 89 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 90 TestUseRTMLockingOptionOnUnsupportedCPU.DEFAULT_VALUE, 91 String.format("Default value of option 'UseRTMLocking' " 92 +"should be '%s'", DEFAULT_VALUE)); 93 } else { 94 String shouldFailMessage = "RTMLocking should be unrecognized" 95 + " on non-x86 CPUs. JVM startup should fail." 96 + "Error message should be shown"; 97 // verify that on non-x86 CPUs RTMLocking could not be used 98 CommandLineOptionTest.verifySameJVMStartup( 99 new String[] { unrecongnizedOption }, 100 null, shouldFailMessage, shouldFailMessage, 101 ExitCode.FAIL, "-XX:+UseRTMLocking"); 102 103 CommandLineOptionTest.verifySameJVMStartup( 104 new String[] { unrecongnizedOption }, 105 null, shouldFailMessage, shouldFailMessage, 106 ExitCode.FAIL, "-XX:-UseRTMLocking"); 107 } 108 } 109 110 public static void main(String args[]) throws Throwable { 111 new TestUseRTMLockingOptionOnUnsupportedCPU().test(); 112 } 113 }