Mercurial > hg > truffle
annotate test/compiler/types/correctness/OffTest.java @ 20304:a22acf6d7598
8048112: G1 Full GC needs to support the case when the very first region is not available
Summary: Refactor preparation for compaction during Full GC so that it lazily initializes the first compaction point. This also avoids problems later when the first region may not be committed. Also reviewed by K. Barrett.
Reviewed-by: brutisso
author | tschatzl |
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date | Mon, 21 Jul 2014 10:00:31 +0200 |
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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 * @test CorrectnessTest |
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26 * @bug 8038418 |
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27 * @library /testlibrary /testlibrary/whitebox |
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28 * @compile execution/TypeConflict.java execution/TypeProfile.java |
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29 * execution/MethodHandleDelegate.java |
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30 * @build CorrectnessTest |
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31 * @build OffTest |
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32 * @run main ClassFileInstaller sun.hotspot.WhiteBox |
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33 * @run main/timeout=1200 OffTest |
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34 */ |
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35 |
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36 import com.oracle.java.testlibrary.OutputAnalyzer; |
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37 import com.oracle.java.testlibrary.ProcessTools; |
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38 import scenarios.ProfilingType; |
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39 |
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40 import java.util.Random; |
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41 |
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42 public class OffTest { |
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43 private static final String[] OPTIONS = { |
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44 "-Xbootclasspath/a:.", |
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45 "-XX:+IgnoreUnrecognizedVMOptions", |
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46 "-XX:+UnlockExperimentalVMOptions", |
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47 "-XX:+UnlockDiagnosticVMOptions", |
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48 "-XX:+WhiteBoxAPI", |
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49 "-XX:CompileCommand=exclude,execution/*::methodNotToCompile", |
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50 "-XX:CompileCommand=dontinline,scenarios/Scenario::collectReturnType", |
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51 "", // -XX:TypeProfileLevel=? |
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52 "", // -XX:?UseTypeSpeculation |
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53 CorrectnessTest.class.getName(), |
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54 "", // ProfilingType.name() |
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55 }; |
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56 |
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57 private static final String TYPE_PROFILE_LEVEL = "TypeProfileLevel"; |
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58 private static final String USE_TYPE_SPECULATION = "UseTypeSpeculation"; |
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59 private static final int TYPE_PROFILE_LEVEL_LENGTH = 3; |
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60 private static final int TYPE_PROFILE_LEVEL_BOUND = 3; |
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61 private static final int DEFAULT_COUNT = 10; |
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62 private static final int PROFILING_TYPE_INDEX = OPTIONS.length - 1; |
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63 private static final int TYPE_PROFILE_INDEX = OPTIONS.length - 4; |
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64 private static final int USE_TYPE_SPECULATION_INDEX = OPTIONS.length - 3; |
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65 private static final Random RNG; |
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66 |
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67 static { |
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68 String str = System.getProperty("seed"); |
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69 long seed = str != null ? Long.parseLong(str) : new Random().nextLong(); |
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70 RNG = new Random(seed); |
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71 System.out.printf("-Dseed=%d%n", seed); |
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72 } |
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73 |
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74 public static void main(String[] args) throws Exception { |
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75 int count = DEFAULT_COUNT; |
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76 if (args.length > 0) { |
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77 count = Integer.parseInt(args[0]) ; |
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78 } |
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79 for (int i = 0; i < count; ++i) { |
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80 runTest(); |
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81 } |
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82 } |
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83 |
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84 private static void runTest() throws Exception { |
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85 String useTypeSpeculation = "-XX:" + (RNG.nextBoolean() ? "+" : "-") + USE_TYPE_SPECULATION; |
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86 String typeProfileLevel = "-XX:" + TYPE_PROFILE_LEVEL + "=" + randomTypeProfileLevel(); |
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87 ProfilingType type = randomProfileType(); |
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88 OPTIONS[TYPE_PROFILE_INDEX] = typeProfileLevel; |
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89 OPTIONS[USE_TYPE_SPECULATION_INDEX] = useTypeSpeculation; |
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90 OPTIONS[PROFILING_TYPE_INDEX] = type.name(); |
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91 ProcessBuilder processBuilder = ProcessTools.createJavaProcessBuilder(/* addTestVmOptions= */ true, OPTIONS); |
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92 OutputAnalyzer outputAnalyzer = new OutputAnalyzer(processBuilder.start()); |
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93 outputAnalyzer.shouldHaveExitValue(0); |
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94 } |
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95 |
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96 private static ProfilingType randomProfileType() { |
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97 ProfilingType[] value = ProfilingType.values(); |
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98 return value[RNG.nextInt(value.length)]; |
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99 } |
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100 |
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101 private static String randomTypeProfileLevel() { |
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102 StringBuilder stringBuilder = new StringBuilder(); |
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103 for (int i = 0; i < TYPE_PROFILE_LEVEL_LENGTH; ++i) { |
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104 stringBuilder.append(RNG.nextInt(TYPE_PROFILE_LEVEL_BOUND)); |
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105 } |
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106 return stringBuilder.toString(); |
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107 } |
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108 } |