Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompilationTask.java @ 13197:8569b9e047cd
change debug scopes implementation to prevent extra frames related to mechanism being added to call stack
author | Doug Simon <doug.simon@oracle.com> |
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date | Sat, 30 Nov 2013 01:16:55 +0100 |
parents | bdc836ef885e |
children | 210f58e992a1 4568980f7257 |
rev | line source |
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1 /* |
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2 * Copyright (c) 2012, 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 package com.oracle.graal.hotspot; |
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24 |
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compilation is explicitly given a CallingConvention for the graph being compiled instead of deriving it from a method
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25 import static com.oracle.graal.api.code.CodeUtil.*; |
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passed a Replacements object to inlining utility methods that need one instead of the GraalRuntime API
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26 import static com.oracle.graal.nodes.StructuredGraph.*; |
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converted remaining options in GraalOptions to new system (GRAAL-27)
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27 import static com.oracle.graal.phases.GraalOptions.*; |
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28 import static com.oracle.graal.phases.common.InliningUtil.*; |
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compile the intrinsic graph for a method if the method is scheduled for compilation (in addition to intrinsifiying it when it is called)
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29 |
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30 import java.lang.reflect.*; |
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31 import java.util.concurrent.*; |
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32 import java.util.concurrent.atomic.*; |
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33 |
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Move cri.ci to api.code.
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34 import com.oracle.graal.api.code.*; |
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35 import com.oracle.graal.api.code.CallingConvention.Type; |
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36 import com.oracle.graal.api.meta.*; |
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37 import com.oracle.graal.compiler.CompilerThreadFactory.CompilerThread; |
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38 import com.oracle.graal.compiler.*; |
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39 import com.oracle.graal.debug.*; |
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40 import com.oracle.graal.debug.Debug.Scope; |
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added compilation rate measurements on top of existing metric/timer facility - enabled with -Dgraal.benchmark.compilation=true
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41 import com.oracle.graal.debug.internal.*; |
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42 import com.oracle.graal.hotspot.bridge.*; |
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43 import com.oracle.graal.hotspot.meta.*; |
5138 | 44 import com.oracle.graal.nodes.*; |
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moved Replacements and MacroSubstitution from the graal.api.replacements project to graal.nodes project and reversed the dependency between these two projects (the latter now/again depends on the former)
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45 import com.oracle.graal.nodes.spi.*; |
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46 import com.oracle.graal.phases.*; |
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47 import com.oracle.graal.phases.tiers.*; |
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48 |
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49 public final class CompilationTask implements Runnable { |
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50 |
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applied mx eclipseformat to all Java files
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51 public static final ThreadLocal<Boolean> withinEnqueue = new ThreadLocal<Boolean>() { |
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52 |
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53 @Override |
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54 protected Boolean initialValue() { |
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55 return Boolean.valueOf(Thread.currentThread() instanceof CompilerThread); |
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56 } |
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57 }; |
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58 |
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59 private enum CompilationStatus { |
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60 Queued, Running |
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61 } |
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62 |
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63 private final HotSpotBackend backend; |
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64 private final PhasePlan plan; |
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65 private final OptimisticOptimizations optimisticOpts; |
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Bring Java renamings and restructurings to the C++ part.
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66 private final HotSpotResolvedJavaMethod method; |
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67 private final int entryBCI; |
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68 private final int id; |
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69 private final AtomicReference<CompilationStatus> status; |
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70 |
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71 private StructuredGraph graph; |
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72 |
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73 public static CompilationTask create(HotSpotBackend backend, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id) { |
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74 return new CompilationTask(backend, plan, optimisticOpts, method, entryBCI, id); |
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75 } |
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76 |
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77 private CompilationTask(HotSpotBackend backend, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id) { |
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78 assert id >= 0; |
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79 this.backend = backend; |
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80 this.plan = plan; |
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81 this.method = method; |
5138 | 82 this.optimisticOpts = optimisticOpts; |
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83 this.entryBCI = entryBCI; |
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84 this.id = id; |
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85 this.status = new AtomicReference<>(CompilationStatus.Queued); |
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86 } |
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87 |
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88 public ResolvedJavaMethod getMethod() { |
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89 return method; |
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90 } |
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91 |
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92 public int getId() { |
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93 return id; |
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94 } |
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95 |
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96 public int getEntryBCI() { |
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97 return entryBCI; |
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98 } |
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99 |
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100 public void run() { |
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101 withinEnqueue.set(Boolean.FALSE); |
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102 try { |
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103 runCompilation(); |
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104 } finally { |
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105 if (method.currentTask() == this) { |
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106 method.setCurrentTask(null); |
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107 } |
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108 withinEnqueue.set(Boolean.TRUE); |
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109 } |
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110 } |
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111 |
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112 /** |
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113 * Time spent in compilation. |
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114 */ |
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115 public static final DebugTimer CompilationTime = Debug.timer("CompilationTime"); |
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116 |
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117 public static final DebugTimer CodeInstallationTime = Debug.timer("CodeInstallation"); |
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118 |
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119 public void runCompilation() { |
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120 /* |
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121 * no code must be outside this try/finally because it could happen otherwise that |
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122 * clearQueuedForCompilation() is not executed |
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123 */ |
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124 |
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125 HotSpotVMConfig config = backend.getRuntime().getConfig(); |
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126 long previousInlinedBytecodes = InlinedBytecodes.getCurrentValue(); |
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127 long previousCompilationTime = CompilationTime.getCurrentValue(); |
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128 HotSpotInstalledCode installedCode = null; |
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129 try (TimerCloseable a = CompilationTime.start()) { |
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130 if (!tryToChangeStatus(CompilationStatus.Queued, CompilationStatus.Running) || method.hasCompiledCode()) { |
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131 return; |
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132 } |
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133 |
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134 CompilationStatistics stats = CompilationStatistics.create(method, entryBCI != StructuredGraph.INVOCATION_ENTRY_BCI); |
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135 final boolean printCompilation = PrintCompilation.getValue() && !TTY.isSuppressed(); |
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136 if (printCompilation) { |
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137 TTY.println(getMethodDescription() + "..."); |
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138 } |
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139 if (HotSpotPrintCompilation.getValue()) { |
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140 printCompilation(); |
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141 } |
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142 |
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143 CompilationResult result = null; |
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144 TTY.Filter filter = new TTY.Filter(PrintFilter.getValue(), method); |
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145 long start = System.currentTimeMillis(); |
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146 try (Scope s = Debug.scope("Compiling", new DebugDumpScope(String.valueOf(id), true))) { |
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147 GraphCache graphCache = backend.getRuntime().getGraphCache(); |
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148 if (graphCache != null) { |
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149 graphCache.removeStaleGraphs(); |
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150 } |
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151 |
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152 HotSpotProviders providers = backend.getProviders(); |
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153 Replacements replacements = providers.getReplacements(); |
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154 graph = replacements.getMethodSubstitution(method); |
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155 if (graph == null || entryBCI != INVOCATION_ENTRY_BCI) { |
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156 graph = new StructuredGraph(method, entryBCI); |
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157 } else { |
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158 // Compiling method substitution - must clone the graph |
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159 graph = graph.copy(); |
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160 } |
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161 InlinedBytecodes.add(method.getCodeSize()); |
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162 CallingConvention cc = getCallingConvention(providers.getCodeCache(), Type.JavaCallee, graph.method(), false); |
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163 Suites suites = providers.getSuites().getDefaultSuites(); |
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164 result = GraalCompiler.compileGraph(graph, cc, method, providers, backend, backend.getTarget(), graphCache, plan, optimisticOpts, method.getSpeculationLog(), suites, |
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165 new CompilationResult()); |
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166 |
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167 } catch (Throwable e) { |
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168 throw Debug.handle(e); |
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169 } finally { |
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170 filter.remove(); |
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171 final boolean printAfterCompilation = PrintAfterCompilation.getValue() && !TTY.isSuppressed(); |
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172 if (printAfterCompilation) { |
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173 TTY.println(getMethodDescription() + String.format(" | %4dms %5dB", System.currentTimeMillis() - start, (result != null ? result.getTargetCodeSize() : -1))); |
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174 } else if (printCompilation) { |
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175 TTY.println(String.format("%-6d Graal %-70s %-45s %-50s | %4dms %5dB", id, "", "", "", System.currentTimeMillis() - start, (result != null ? result.getTargetCodeSize() : -1))); |
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176 } |
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177 } |
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178 |
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179 try (TimerCloseable b = CodeInstallationTime.start()) { |
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180 installedCode = installMethod(result); |
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181 } |
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182 stats.finish(method); |
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183 } catch (BailoutException bailout) { |
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184 Debug.metric("Bailouts").increment(); |
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185 if (ExitVMOnBailout.getValue()) { |
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186 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method)); |
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187 bailout.printStackTrace(TTY.cachedOut); |
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188 System.exit(-1); |
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189 } else if (PrintBailout.getValue()) { |
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190 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method)); |
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191 bailout.printStackTrace(TTY.cachedOut); |
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192 } |
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193 } catch (Throwable t) { |
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194 if (PrintStackTraceOnException.getValue() || ExitVMOnException.getValue()) { |
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195 t.printStackTrace(TTY.cachedOut); |
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196 } |
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197 if (ExitVMOnException.getValue()) { |
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198 System.exit(-1); |
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199 } |
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200 } finally { |
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201 if ((config.ciTime || config.ciTimeEach) && installedCode != null) { |
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202 long processedBytes = InlinedBytecodes.getCurrentValue() - previousInlinedBytecodes; |
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203 long time = CompilationTime.getCurrentValue() - previousCompilationTime; |
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204 TimeUnit timeUnit = CompilationTime.getTimeUnit(); |
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205 long timeUnitsPerSecond = timeUnit.convert(1, TimeUnit.SECONDS); |
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206 CompilerToVM c2vm = backend.getRuntime().getCompilerToVM(); |
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207 c2vm.notifyCompilationStatistics(id, method, entryBCI != INVOCATION_ENTRY_BCI, (int) processedBytes, time, timeUnitsPerSecond, installedCode); |
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208 } |
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209 |
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210 assert method.isQueuedForCompilation(); |
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211 method.clearQueuedForCompilation(); |
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212 } |
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213 } |
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214 |
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215 private String getMethodDescription() { |
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216 return String.format("%-6d Graal %-70s %-45s %-50s %s", id, method.getDeclaringClass().getName(), method.getName(), method.getSignature().getMethodDescriptor(), |
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217 entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "(OSR@" + entryBCI + ") "); |
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218 } |
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219 |
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220 /** |
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221 * Print a HotSpot-style compilation message to the console. |
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222 */ |
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223 private void printCompilation() { |
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224 final boolean isOSR = entryBCI != StructuredGraph.INVOCATION_ENTRY_BCI; |
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225 final int mod = method.getModifiers(); |
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226 TTY.println(String.format("%7d %4d %c%c%c%c%c %s %s(%d bytes)", 0, id, isOSR ? '%' : ' ', Modifier.isSynchronized(mod) ? 's' : ' ', ' ', ' ', Modifier.isNative(mod) ? 'n' : ' ', |
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227 MetaUtil.format("%H::%n(%p)", method), isOSR ? "@ " + entryBCI + " " : "", method.getCodeSize())); |
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228 } |
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229 |
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230 private HotSpotInstalledCode installMethod(final CompilationResult compResult) { |
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231 final HotSpotCodeCacheProvider codeCache = backend.getProviders().getCodeCache(); |
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232 HotSpotInstalledCode installedCode = null; |
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233 try (Scope s = Debug.scope("CodeInstall", new DebugDumpScope(String.valueOf(id), true), codeCache, method)) { |
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234 installedCode = codeCache.installMethod(method, entryBCI, compResult); |
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235 if (Debug.isDumpEnabled()) { |
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236 Debug.dump(new Object[]{compResult, installedCode}, "After code installation"); |
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237 } |
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238 if (Debug.isLogEnabled()) { |
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239 Debug.log("%s", backend.getProviders().getDisassembler().disassemble(installedCode)); |
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240 } |
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241 } catch (Throwable e) { |
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242 throw Debug.handle(e); |
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243 } |
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244 return installedCode; |
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245 } |
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246 |
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247 private boolean tryToChangeStatus(CompilationStatus from, CompilationStatus to) { |
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248 return status.compareAndSet(from, to); |
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249 } |
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250 |
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251 @Override |
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252 public String toString() { |
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253 return "Compilation[id=" + id + ", " + MetaUtil.format("%H.%n(%p)", method) + (entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "@" + entryBCI) + "]"; |
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254 } |
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255 } |