Mercurial > hg > truffle
annotate test/compiler/rtm/locking/TestUseRTMDeopt.java @ 19348:ef292a5bb79d
Truffle-DSL: fix findbugs comparison warnings.
author | Christian Humer <christian.humer@gmail.com> |
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date | Fri, 13 Feb 2015 11:37:13 +0100 |
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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 UseRTMDeopt affects uncommon trap installation in |
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29 * copmpiled methods with synchronized block. |
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30 * @library /testlibrary /testlibrary/whitebox /compiler/testlibrary |
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31 * @build TestUseRTMDeopt |
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32 * @run main ClassFileInstaller sun.hotspot.WhiteBox |
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33 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions |
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34 * -XX:+WhiteBoxAPI TestUseRTMDeopt |
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35 */ |
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36 |
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37 import com.oracle.java.testlibrary.*; |
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38 import com.oracle.java.testlibrary.cli.CommandLineOptionTest; |
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39 import com.oracle.java.testlibrary.cli.predicate.AndPredicate; |
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40 import rtm.*; |
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41 import rtm.predicate.SupportedCPU; |
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42 import rtm.predicate.SupportedVM; |
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43 |
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44 /** |
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45 * Test verifies that usage of UseRTMDeopt option affects uncommon traps usage |
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46 * for methods that use locking. |
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47 */ |
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48 public class TestUseRTMDeopt extends CommandLineOptionTest { |
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49 private TestUseRTMDeopt() { |
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50 super(new AndPredicate(new SupportedVM(), new SupportedCPU())); |
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51 } |
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52 |
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53 @Override |
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54 protected void runTestCases() throws Throwable { |
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55 verifyUseRTMDeopt(false); |
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56 verifyUseRTMDeopt(true); |
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57 } |
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58 |
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59 private void verifyUseRTMDeopt(boolean useRTMDeopt) throws Throwable { |
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60 AbortProvoker provoker = AbortType.XABORT.provoker(); |
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61 String logFileName = String.format("rtm_%s_deopt.xml", |
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62 useRTMDeopt ? "use" : "no"); |
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63 |
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64 OutputAnalyzer outputAnalyzer = RTMTestBase.executeRTMTest( |
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65 logFileName, |
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66 provoker, |
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67 CommandLineOptionTest.prepareBooleanFlag("UseRTMDeopt", |
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68 useRTMDeopt), |
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69 AbortProvoker.class.getName(), |
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70 AbortType.XABORT.toString() |
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71 ); |
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72 |
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73 outputAnalyzer.shouldHaveExitValue(0); |
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74 |
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75 int expectedUncommonTraps = useRTMDeopt ? 1 : 0; |
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76 int installedUncommonTraps |
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77 = RTMTestBase.installedRTMStateChangeTraps(logFileName); |
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78 |
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79 Asserts.assertEQ(expectedUncommonTraps, installedUncommonTraps, |
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80 String.format("Expected to find %d uncommon traps " |
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81 + "installed with reason rtm_state_change.", |
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82 expectedUncommonTraps)); |
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83 } |
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84 |
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85 public static void main(String args[]) throws Throwable { |
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86 new TestUseRTMDeopt().test(); |
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87 } |
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88 } |