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annotate test/compiler/rtm/locking/TestUseRTMForInflatedLocks.java @ 19382:37516af640ed

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Do not inline into methods that need a Graal replacement in the new partial evaluator.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sun, 15 Feb 2015 16:44:52 +0100
parents ba8268c23fa2
children
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1 /*
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2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 /**
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26 * @test
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27 * @bug 8031320
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28 * @summary Verify that rtm locking is used for inflated locks.
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29 * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary
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30 * @build TestUseRTMForInflatedLocks
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31 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
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33 * -XX:+WhiteBoxAPI TestUseRTMForInflatedLocks
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34 */
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35
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36 import java.util.List;
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37
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38 import com.oracle.java.testlibrary.*;
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39 import com.oracle.java.testlibrary.cli.CommandLineOptionTest;
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40 import com.oracle.java.testlibrary.cli.predicate.AndPredicate;
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41 import rtm.*;
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42 import rtm.predicate.SupportedCPU;
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43 import rtm.predicate.SupportedVM;
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44
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45 /**
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46 * Test verifies that RTM-based lock elision could be used for inflated locks
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47 * by calling compiled method that use RTM-based lock elision and using
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48 * manually inflated lock.
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49 * Compiled method invoked {@code AbortProvoker.DEFAULT_ITERATIONS} times,
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50 * so total locks count should be the same.
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51 * This test could also be affected by retriable aborts, so -XX:RTMRetryCount=0
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52 * is used. For more information abort that issue see
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53 * {@link TestUseRTMAfterLockInflation}.
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54 */
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55 public class TestUseRTMForInflatedLocks extends CommandLineOptionTest {
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56 private TestUseRTMForInflatedLocks() {
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57 super(new AndPredicate(new SupportedCPU(), new SupportedVM()));
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58 }
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59
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60 @Override
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61 protected void runTestCases() throws Throwable {
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62 AbortProvoker provoker = AbortType.XABORT.provoker();
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63 RTMLockingStatistics lock;
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64
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65 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest(
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66 provoker,
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67 "-XX:-UseRTMForStackLocks",
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68 "-XX:RTMTotalCountIncrRate=1",
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69 "-XX:RTMRetryCount=0",
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70 "-XX:+PrintPreciseRTMLockingStatistics",
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71 AbortProvoker.class.getName(),
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72 AbortType.XABORT.toString());
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73
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74 outputAnalyzer.shouldHaveExitValue(0);
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75
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76 List<RTMLockingStatistics> statistics = RTMLockingStatistics.fromString(
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77 provoker.getMethodWithLockName(), outputAnalyzer.getOutput());
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78
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79 Asserts.assertEQ(statistics.size(), 1,
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80 "VM output should contain exactly one rtm locking statistics "
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81 + "entry for method " + provoker.getMethodWithLockName());
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82
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83 lock = statistics.get(0);
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84 Asserts.assertEQ(lock.getTotalLocks(), AbortProvoker.DEFAULT_ITERATIONS,
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85 "Total lock count should be greater or equal to "
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86 + AbortProvoker.DEFAULT_ITERATIONS);
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87 }
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88
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89 public static void main(String args[]) throws Throwable {
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90 new TestUseRTMForInflatedLocks().test();
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91 }
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92 }