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 PrintPreciseRTMLockingStatistics on CPUs with
  29  *          rtm support and on VM with rtm locking support,
  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.TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig
  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.cli.CommandLineOptionTest;
  47 import jdk.test.lib.cli.predicate.AndPredicate;
  48 
  49 public class TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig
  50         extends TestPrintPreciseRTMLockingStatisticsBase {
  51     private TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig() {
  52         super(new AndPredicate(new SupportedVM(), new SupportedCPU()));
  53     }
  54 
  55     @Override
  56     protected void verifyOptionValues() throws Throwable {
  57         super.verifyOptionValues();
  58         // verify default value
  59         CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
  60                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE,
  61                 String.format("Option '%s' should have '%s' default value on"
  62                         + " supported CPU", optionName,
  63                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE),
  64                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  65                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  66                 "-XX:+UseRTMLocking");
  67 
  68         CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
  69                 TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE,
  70                 String.format("Option '%s' should have '%s' default value on"
  71                         + " supported CPU when -XX:-UseRTMLocking flag set",
  72                         optionName,
  73                        TestPrintPreciseRTMLockingStatisticsBase.DEFAULT_VALUE),
  74                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  75                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  76                 "-XX:-UseRTMLocking", prepareOptionValue("true"));
  77 
  78         // verify that option could be turned on
  79         CommandLineOptionTest.verifyOptionValueForSameVM(optionName, "true",
  80                 String.format("Option '%s' should have 'true' value when set "
  81                         + "on supported CPU and -XX:+UseRTMLocking flag set",
  82                         optionName),
  83                 CommandLineOptionTest.UNLOCK_DIAGNOSTIC_VM_OPTIONS,
  84                 CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
  85                 "-XX:+UseRTMLocking", prepareOptionValue("true"));
  86     }
  87 
  88     public static void main(String args[]) throws Throwable {
  89         new TestPrintPreciseRTMLockingStatisticsOptionOnSupportedConfig()
  90                 .test();
  91     }
  92 }