Mercurial > hg > truffle
annotate test/compiler/whitebox/CompilerWhiteBoxTest.java @ 9080:b84fd7d73702
8007288: Additional WB API for compiler's testing
Reviewed-by: kvn, vlivanov
| author | iignatyev |
|---|---|
| date | Tue, 09 Apr 2013 09:54:17 -0700 |
| parents | 4efac99a998b |
| children | 4b2eebe03f93 |
| rev | line source |
|---|---|
| 8051 | 1 /* |
| 2 * Copyright (c) 2013, 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 import sun.hotspot.WhiteBox; | |
| 25 import sun.management.ManagementFactoryHelper; | |
| 26 import com.sun.management.HotSpotDiagnosticMXBean; | |
| 27 | |
| 28 import java.lang.reflect.Method; | |
| 29 | |
| 30 /* | |
| 31 * @author igor.ignatyev@oracle.com | |
| 32 */ | |
| 33 public abstract class CompilerWhiteBoxTest { | |
| 34 protected static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox(); | |
| 35 protected static final Method METHOD = getMethod("method"); | |
| 36 protected static final int COMPILE_THRESHOLD | |
| 37 = Integer.parseInt(getVMOption("CompileThreshold", "10000")); | |
| 8766 | 38 protected static final boolean BACKGROUND_COMPILATION |
| 39 = Boolean.valueOf(getVMOption("BackgroundCompilation", "true")); | |
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40 protected static final boolean TIERED_COMPILATION |
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41 = Boolean.valueOf(getVMOption("TieredCompilation", "false")); |
| 8051 | 42 |
| 43 protected static Method getMethod(String name) { | |
| 44 try { | |
| 45 return CompilerWhiteBoxTest.class.getDeclaredMethod(name); | |
| 46 } catch (NoSuchMethodException | SecurityException e) { | |
| 47 throw new RuntimeException( | |
| 48 "exception on getting method " + name, e); | |
| 49 } | |
| 50 } | |
| 51 | |
| 8766 | 52 protected static String getVMOption(String name) { |
| 8051 | 53 String result; |
| 54 HotSpotDiagnosticMXBean diagnostic | |
| 55 = ManagementFactoryHelper.getDiagnosticMXBean(); | |
| 56 result = diagnostic.getVMOption(name).getValue(); | |
| 8766 | 57 return result; |
| 58 } | |
| 59 | |
| 60 protected static String getVMOption(String name, String defaultValue) { | |
| 61 String result = getVMOption(name); | |
| 8051 | 62 return result == null ? defaultValue : result; |
| 63 } | |
| 64 | |
| 65 protected final void runTest() throws RuntimeException { | |
| 66 if (ManagementFactoryHelper.getCompilationMXBean() == null) { | |
| 67 System.err.println( | |
| 68 "Warning: test is not applicable in interpreted mode"); | |
| 69 return; | |
| 70 } | |
| 71 System.out.println("at test's start:"); | |
| 72 printInfo(METHOD); | |
| 73 try { | |
| 74 test(); | |
| 75 } catch (Exception e) { | |
| 76 System.out.printf("on exception '%s':", e.getMessage()); | |
| 77 printInfo(METHOD); | |
| 8766 | 78 e.printStackTrace(); |
| 8051 | 79 throw new RuntimeException(e); |
| 80 } | |
| 81 System.out.println("at test's end:"); | |
| 82 printInfo(METHOD); | |
| 83 } | |
| 84 | |
| 85 protected static void checkNotCompiled(Method method) { | |
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86 if (WHITE_BOX.isMethodQueuedForCompilation(method)) { |
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87 throw new RuntimeException(method + " must not be in queue"); |
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88 } |
| 8051 | 89 if (WHITE_BOX.isMethodCompiled(method)) { |
| 90 throw new RuntimeException(method + " must be not compiled"); | |
| 91 } | |
| 92 if (WHITE_BOX.getMethodCompilationLevel(method) != 0) { | |
| 93 throw new RuntimeException(method + " comp_level must be == 0"); | |
| 94 } | |
| 95 } | |
| 96 | |
| 97 protected static void checkCompiled(Method method) | |
| 98 throws InterruptedException { | |
| 99 final long start = System.currentTimeMillis(); | |
| 100 waitBackgroundCompilation(method); | |
| 101 if (WHITE_BOX.isMethodQueuedForCompilation(method)) { | |
| 102 System.err.printf("Warning: %s is still in queue after %dms%n", | |
| 103 method, System.currentTimeMillis() - start); | |
| 104 return; | |
| 105 } | |
| 106 if (!WHITE_BOX.isMethodCompiled(method)) { | |
| 107 throw new RuntimeException(method + " must be compiled"); | |
| 108 } | |
| 109 if (WHITE_BOX.getMethodCompilationLevel(method) == 0) { | |
| 110 throw new RuntimeException(method + " comp_level must be != 0"); | |
| 111 } | |
| 112 } | |
| 113 | |
| 114 protected static void waitBackgroundCompilation(Method method) | |
| 115 throws InterruptedException { | |
| 8766 | 116 if (!BACKGROUND_COMPILATION) { |
| 117 return; | |
| 118 } | |
| 8051 | 119 final Object obj = new Object(); |
| 120 synchronized (obj) { | |
| 121 for (int i = 0; i < 10; ++i) { | |
| 122 if (!WHITE_BOX.isMethodQueuedForCompilation(method)) { | |
| 123 break; | |
| 124 } | |
| 125 obj.wait(1000); | |
| 126 } | |
| 127 } | |
| 128 } | |
| 129 | |
| 130 protected static void printInfo(Method method) { | |
| 131 System.out.printf("%n%s:%n", method); | |
| 132 System.out.printf("\tcompilable:\t%b%n", | |
| 133 WHITE_BOX.isMethodCompilable(method)); | |
| 134 System.out.printf("\tcompiled:\t%b%n", | |
| 135 WHITE_BOX.isMethodCompiled(method)); | |
| 136 System.out.printf("\tcomp_level:\t%d%n", | |
| 137 WHITE_BOX.getMethodCompilationLevel(method)); | |
| 138 System.out.printf("\tin_queue:\t%b%n", | |
| 139 WHITE_BOX.isMethodQueuedForCompilation(method)); | |
| 140 System.out.printf("compile_queues_size:\t%d%n%n", | |
| 141 WHITE_BOX.getCompileQueuesSize()); | |
| 142 } | |
| 143 | |
| 144 protected abstract void test() throws Exception; | |
| 145 | |
| 146 protected final int compile() { | |
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147 return compile(Math.max(COMPILE_THRESHOLD, 150000)); |
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148 } |
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149 |
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150 protected final int compile(int count) { |
| 8051 | 151 int result = 0; |
| 8766 | 152 for (int i = 0; i < count; ++i) { |
| 8051 | 153 result += method(); |
| 154 } | |
| 8766 | 155 System.out.println("method was invoked " + count + " times"); |
| 8051 | 156 return result; |
| 157 } | |
| 158 | |
| 159 protected int method() { | |
| 160 return 42; | |
| 161 } | |
| 162 } |