1 /* 2 * Copyright (c) 2014, 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 /testlibrary/whitebox /compiler/testlibrary 31 * @build TestUseRTMLockingOptionOnUnsupportedCPU 32 * @run main ClassFileInstaller sun.hotspot.WhiteBox 33 * sun.hotspot.WhiteBox$WhiteBoxPermission 34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions 35 * -XX:+WhiteBoxAPI TestUseRTMLockingOptionOnUnsupportedCPU 36 */ 37 38 import com.oracle.java.testlibrary.*; 39 import com.oracle.java.testlibrary.cli.*; 40 import com.oracle.java.testlibrary.cli.predicate.AndPredicate; 41 import com.oracle.java.testlibrary.cli.predicate.NotPredicate; 42 import rtm.predicate.SupportedCPU; 43 import rtm.predicate.SupportedVM; 44 45 public class TestUseRTMLockingOptionOnUnsupportedCPU 46 extends CommandLineOptionTest { 47 private static final String DEFAULT_VALUE = "false"; 48 49 private TestUseRTMLockingOptionOnUnsupportedCPU() { 50 super(new AndPredicate(new NotPredicate(new SupportedCPU()), 51 new SupportedVM())); 52 } 53 54 @Override 55 public void runTestCases() throws Throwable { 56 String unrecongnizedOption 57 = CommandLineOptionTest.getUnrecognizedOptionErrorMessage( 58 "UseRTMLocking"); 59 String errorMessage = RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR; 60 61 if (Platform.isX86() || Platform.isX64()) { 62 // verify that we get an error when use +UseRTMLocking 63 // on unsupported CPU 64 CommandLineOptionTest.verifySameJVMStartup( 65 new String[] { errorMessage }, 66 new String[] { unrecongnizedOption }, 67 ExitCode.FAIL, "-XX:+UseRTMLocking"); 68 // verify that we can pass -UseRTMLocking without 69 // getting any error messages 70 CommandLineOptionTest.verifySameJVMStartup( 71 null, 72 new String[]{ 73 errorMessage, 74 unrecongnizedOption 75 }, ExitCode.OK, "-XX:-UseRTMLocking"); 76 77 // verify that UseRTMLocking is false by default 78 CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking", 79 TestUseRTMLockingOptionOnUnsupportedCPU.DEFAULT_VALUE); 80 } else { 81 // verify that on non-x86 CPUs RTMLocking could not be used 82 CommandLineOptionTest.verifySameJVMStartup( 83 new String[] { unrecongnizedOption }, 84 null, ExitCode.FAIL, "-XX:+UseRTMLocking"); 85 86 CommandLineOptionTest.verifySameJVMStartup( 87 new String[] { unrecongnizedOption }, 88 null, ExitCode.FAIL, "-XX:-UseRTMLocking"); 89 } 90 } 91 92 public static void main(String args[]) throws Throwable { 93 new TestUseRTMLockingOptionOnUnsupportedCPU().test(); 94 } 95 }