TestUseRTMDeoptOptionOnSupportedConfig.java revision 11707:ad7af1afda7a 
1/*
2 * Copyright (c) 2014, 2015, 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 UseRTMDeopt option processing on CPUs with rtm support
29 *          when rtm locking is supported by VM.
30 * @library /testlibrary /test/lib /
31 * @modules java.base/jdk.internal.misc
32 *          java.management
33 *
34 * @build compiler.rtm.cli.TestUseRTMDeoptOptionOnSupportedConfig
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.TestUseRTMDeoptOptionOnSupportedConfig
40 */
41
42package compiler.rtm.cli;
43
44import compiler.testlibrary.rtm.predicate.SupportedCPU;
45import compiler.testlibrary.rtm.predicate.SupportedVM;
46import jdk.test.lib.ExitCode;
47import jdk.test.lib.cli.CommandLineOptionTest;
48import jdk.test.lib.cli.predicate.AndPredicate;
49
50public class TestUseRTMDeoptOptionOnSupportedConfig
51        extends CommandLineOptionTest {
52    private static final String DEFAULT_VALUE = "false";
53
54    private TestUseRTMDeoptOptionOnSupportedConfig() {
55        super(new AndPredicate(new SupportedVM(), new SupportedCPU()));
56    }
57
58    @Override
59    public void runTestCases() throws Throwable {
60        String shouldPassMessage = " JVM should startup with option '"
61                + "-XX:+UseRTMDeopt' without any warnings";
62        // verify that option could be turned on
63        CommandLineOptionTest.verifySameJVMStartup(
64                null, null, shouldPassMessage, shouldPassMessage, ExitCode.OK,
65                "-XX:+UseRTMDeopt");
66        shouldPassMessage = " JVM should startup with option '"
67                + "-XX:-UseRTMDeopt' without any warnings";
68        // verify that option could be turned off
69        CommandLineOptionTest.verifySameJVMStartup(
70                null, null, shouldPassMessage, shouldPassMessage, ExitCode.OK,
71                "-XX:-UseRTMDeopt");
72        String defValMessage = String.format("UseRTMDeopt should have '%s'"
73                                    + "default value",
74                        TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE);
75        // verify default value
76        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt",
77                TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE,
78                defValMessage);
79        // verify default value
80        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt",
81                TestUseRTMDeoptOptionOnSupportedConfig.DEFAULT_VALUE,
82                defValMessage,
83                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
84                "-XX:+UseRTMLocking");
85        // verify that option is off when UseRTMLocking is off
86        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt",
87                "false", "UseRTMDeopt should be off when UseRTMLocking is off",
88                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
89                "-XX:-UseRTMLocking", "-XX:+UseRTMDeopt");
90        // verify that option could be turned on
91        CommandLineOptionTest.verifyOptionValueForSameVM("UseRTMDeopt", "true",
92                "UseRTMDeopt should be on when UseRTMLocking is on and "
93                        + "'-XX:+UseRTMDeopt' flag set",
94                CommandLineOptionTest.UNLOCK_EXPERIMENTAL_VM_OPTIONS,
95                "-XX:+UseRTMLocking", "-XX:+UseRTMDeopt");
96    }
97
98    public static void main(String args[]) throws Throwable {
99        new TestUseRTMDeoptOptionOnSupportedConfig().test();
100    }
101}
102