72 lines
2.8 KiB
Java
72 lines
2.8 KiB
Java
/*
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* Copyright (c) 2014, 2021, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8031320
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* @summary Verify UseRTMDeopt option processing on CPUs or OSs without rtm support
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* or on VMs without rtm locking support.
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* @library /test/lib /
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* @modules java.base/jdk.internal.misc
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* java.management
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* @requires vm.flagless
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* @requires !vm.rtm.cpu & vm.rtm.compiler
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* @run driver compiler.rtm.cli.TestUseRTMDeoptOptionOnUnsupportedConfig
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*/
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package compiler.rtm.cli;
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import jdk.test.lib.cli.CommandLineOptionTest;
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public class TestUseRTMDeoptOptionOnUnsupportedConfig
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extends RTMGenericCommandLineOptionTest {
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private static final String DEFAULT_VALUE = "false";
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private TestUseRTMDeoptOptionOnUnsupportedConfig() {
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super("UseRTMDeopt", true, false,
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TestUseRTMDeoptOptionOnUnsupportedConfig.DEFAULT_VALUE,
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"true");
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}
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@Override
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protected void runX86SupportedVMTestCases() throws Throwable {
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super.verifyJVMStartup();
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// verify default value
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CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
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defaultValue, String.format("'%s' should have '%s' "
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+ "default value on unsupported configs.",
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optionName, DEFAULT_VALUE));
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// verify that until RTMLocking is not used, value
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// will be set to default false.
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CommandLineOptionTest.verifyOptionValueForSameVM(optionName,
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defaultValue, String.format("'%s' should be off on unsupported"
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+ " configs even if '-XX:+%s' flag set", optionName,
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optionName),
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"-XX:+UseRTMDeopt");
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}
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public static void main(String args[]) throws Throwable {
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new TestUseRTMDeoptOptionOnUnsupportedConfig().runTestCases();
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}
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}
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