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/*
* Copyright (c) 2014, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/**
* @test
* @bug 8031320
* @summary Verify UseRTMLocking option processing on CPU with rtm support and
* on VM with rtm-locking support.
* @library /test/lib /
* @modules java.base/jdk.internal.misc
* java.management
* @requires vm.flavor == "server" & !vm.emulatedClient & vm.rtm.cpu & vm.rtm.os
* @build sun.hotspot.WhiteBox
* @run driver ClassFileInstaller sun.hotspot.WhiteBox
* sun.hotspot.WhiteBox$WhiteBoxPermission
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
* -XX:+WhiteBoxAPI
* compiler.rtm.cli.TestUseRTMLockingOptionOnSupportedConfig
*/
package compiler.rtm.cli;
import jdk.test.lib.process.ExitCode;
import jdk.test.lib.cli.CommandLineOptionTest;
public class TestUseRTMLockingOptionOnSupportedConfig {
private static final String DEFAULT_VALUE = "false";
public void runTestCases() throws Throwable {
String unrecongnizedOption
= CommandLineOptionTest.getUnrecognizedOptionErrorMessage(
"UseRTMLocking");
String shouldPassMessage = "VM option 'UseRTMLocking' is experimental"
+ "%nJVM startup should pass with "
+ "-XX:+UnlockExperimentalVMOptions flag";
// verify that there are no warning or error in VM output
CommandLineOptionTest.verifySameJVMStartup(null,
new String[]{
RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR,
unrecongnizedOption
}, shouldPassMessage, "There should not be any warning when use"
+ "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK,
CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
"-XX:+UseRTMLocking"
);
CommandLineOptionTest.verifySameJVMStartup(null,
new String[]{
RTMGenericCommandLineOptionTest.RTM_INSTR_ERROR,
unrecongnizedOption
}, shouldPassMessage, "There should not be any warning when use"
+ "with -XX:+UnlockExperimentalVMOptions", ExitCode.OK,
CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
"-XX:-UseRTMLocking"
);
// verify that UseRTMLocking is of by default
CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",
TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE,
String.format("Default value of option 'UseRTMLocking' should "
+ "be '%s'", DEFAULT_VALUE),
CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS);
// verify that we can change UseRTMLocking value
CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",
TestUseRTMLockingOptionOnSupportedConfig.DEFAULT_VALUE,
String.format("Default value of option 'UseRTMLocking' should "
+ "be '%s'", DEFAULT_VALUE),
CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
"-XX:-UseRTMLocking");
CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMLocking",
"true", "Value of 'UseRTMLocking' should be set "
+ "to 'true' if -XX:+UseRTMLocking flag set",
CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
"-XX:+UseRTMLocking");
}
public static void main(String args[]) throws Throwable {
new TestUseRTMLockingOptionOnSupportedConfig().runTestCases();
}
}
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