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  * @test
  26  * @bug 8031320
  27  * @summary Verify PrintPreciseRTMLockingStatistics on CPUs with
  28  *          rtm support and on VM with rtm locking support,
  29  * @library /test/lib /
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @requires vm.flavor == "server" & !vm.emulatedClient & vm.rtm.cpu & vm.rtm.os
  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.cli.TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig
  39  */
  40 
  41 package compiler.rtm.cli;
  42 
  43 import jdk.test.lib.cli.CommandLineOptionTest;
  44 
  45 public class TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig
  46         extends TestPrintPreciseRTMLockingStatisticsBase {
  47 
  48     @Override
  49     protected void verifyOptionValues() throws Throwable {
  50         super.verifyOptionValues();
  51         // verify default value
  52         CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
  53                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE,
  54                 String.format("Option '%s' should have '%s' default value on"
  55                         + " supported CPU", optionName,
  56                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE),
  57                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  58                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  59                 "-XX:+UseRTMLocking");
  60 
  61         CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
  62                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE,
  63                 String.format("Option '%s' should have '%s' default value on"
  64                         + " supported CPU when -XX:-UseRTMLocking flag set",
  65                         optionName,
  66                        TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE),
  67                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  68                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  69                 "-XX:-UseRTMLocking", prepareOptionValue("true"));
  70 
  71         // verify that option could be turned on
  72         CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "true",
  73                 String.format("Option '%s' should have 'true' value when set "
  74                         + "on supported CPU and -XX:+UseRTMLocking flag set",
  75                         optionName),
  76                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  77                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  78                 "-XX:+UseRTMLocking", prepareOptionValue("true"));
  79     }
  80 
  81     public static void main(String args[]) throws Throwable {
  82         new TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig()
  83                 .runTestCases();
  84     }
  85 }