Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompilationTask.java @ 12488:1a4dc163cd0a
abstracted HotSpotGraalRuntime as a RuntimeProvider which removes the recent selector addition to the Graal capabilities API and also makes Truffle independent of the graal.hotspot project (GRAAL-363)
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 18 Oct 2013 18:23:14 +0200 |
parents | 9c35e2cef4a2 |
children | 47ac1df40fc2 |
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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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25 import static com.oracle.graal.api.code.CodeUtil.*; |
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26 import static com.oracle.graal.nodes.StructuredGraph.*; |
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27 import static com.oracle.graal.phases.GraalOptions.*; |
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28 |
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29 import java.lang.reflect.*; |
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30 import java.util.concurrent.*; |
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31 import java.util.concurrent.atomic.*; |
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32 |
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33 import com.oracle.graal.api.code.*; |
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34 import com.oracle.graal.api.code.CallingConvention.Type; |
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35 import com.oracle.graal.api.meta.*; |
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36 import com.oracle.graal.compiler.*; |
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37 import com.oracle.graal.debug.*; |
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38 import com.oracle.graal.debug.internal.*; |
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39 import com.oracle.graal.hotspot.meta.*; |
5138 | 40 import com.oracle.graal.nodes.*; |
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41 import com.oracle.graal.nodes.spi.*; |
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42 import com.oracle.graal.phases.*; |
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43 import com.oracle.graal.phases.common.*; |
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44 import com.oracle.graal.phases.tiers.*; |
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45 |
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46 public final class CompilationTask implements Runnable { |
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47 |
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48 public static final ThreadLocal<Boolean> withinEnqueue = new ThreadLocal<Boolean>() { |
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49 |
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50 @Override |
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51 protected Boolean initialValue() { |
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52 return Boolean.valueOf(Thread.currentThread() instanceof CompilerThread); |
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53 } |
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54 }; |
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55 |
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56 private enum CompilationStatus { |
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57 Queued, Running |
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58 } |
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59 |
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60 private final HotSpotBackend backend; |
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61 private final PhasePlan plan; |
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62 private final OptimisticOptimizations optimisticOpts; |
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63 private final HotSpotResolvedJavaMethod method; |
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64 private final int entryBCI; |
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65 private final int id; |
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66 private final AtomicReference<CompilationStatus> status; |
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67 |
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68 private StructuredGraph graph; |
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69 |
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70 public static CompilationTask create(HotSpotBackend backend, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id) { |
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71 return new CompilationTask(backend, plan, optimisticOpts, method, entryBCI, id); |
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72 } |
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73 |
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74 private CompilationTask(HotSpotBackend backend, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id) { |
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75 assert id >= 0; |
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76 this.backend = backend; |
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77 this.plan = plan; |
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78 this.method = method; |
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80 this.entryBCI = entryBCI; |
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81 this.id = id; |
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82 this.status = new AtomicReference<>(CompilationStatus.Queued); |
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83 } |
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84 |
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85 public ResolvedJavaMethod getMethod() { |
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86 return method; |
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87 } |
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88 |
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89 public int getId() { |
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90 return id; |
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91 } |
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92 |
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93 public int getEntryBCI() { |
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94 return entryBCI; |
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95 } |
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96 |
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97 public void run() { |
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98 withinEnqueue.set(Boolean.FALSE); |
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99 try { |
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100 runCompilation(); |
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101 } finally { |
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102 if (method.currentTask() == this) { |
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103 method.setCurrentTask(null); |
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104 } |
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105 withinEnqueue.set(Boolean.TRUE); |
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106 } |
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107 } |
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108 |
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109 /** |
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110 * Time spent in compilation. |
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111 */ |
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112 public static final DebugTimer CompilationTime = Debug.timer("CompilationTime"); |
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113 |
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114 public static final DebugTimer CodeInstallationTime = Debug.timer("CodeInstallation"); |
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115 |
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116 public void runCompilation() { |
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117 /* |
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118 * no code must be outside this try/finally because it could happen otherwise that |
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119 * clearQueuedForCompilation() is not executed |
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120 */ |
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121 try (TimerCloseable a = CompilationTime.start()) { |
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122 if (!tryToChangeStatus(CompilationStatus.Queued, CompilationStatus.Running) || method.hasCompiledCode()) { |
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123 return; |
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124 } |
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125 |
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126 CompilationStatistics stats = CompilationStatistics.create(method, entryBCI != StructuredGraph.INVOCATION_ENTRY_BCI); |
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127 final boolean printCompilation = PrintCompilation.getValue() && !TTY.isSuppressed(); |
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128 if (printCompilation) { |
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129 TTY.println(getMethodDescription() + "..."); |
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130 } |
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131 if (HotSpotPrintCompilation.getValue()) { |
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132 printCompilation(); |
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133 } |
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134 |
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135 CompilationResult result = null; |
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136 TTY.Filter filter = new TTY.Filter(PrintFilter.getValue(), method); |
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137 long start = System.currentTimeMillis(); |
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138 try { |
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139 result = Debug.scope("Compiling", new DebugDumpScope(String.valueOf(id), true), new Callable<CompilationResult>() { |
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140 |
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141 @Override |
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142 public CompilationResult call() throws Exception { |
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143 GraphCache graphCache = backend.getRuntime().getGraphCache(); |
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144 if (graphCache != null) { |
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145 graphCache.removeStaleGraphs(); |
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146 } |
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147 |
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148 HotSpotProviders providers = backend.getProviders(); |
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149 Replacements replacements = providers.getReplacements(); |
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150 graph = replacements.getMethodSubstitution(method); |
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151 if (graph == null || entryBCI != INVOCATION_ENTRY_BCI) { |
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152 graph = new StructuredGraph(method, entryBCI); |
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153 } else { |
8411 | 154 // Compiling method substitution - must clone the graph |
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155 graph = graph.copy(); |
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156 } |
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157 InliningUtil.InlinedBytecodes.add(method.getCodeSize()); |
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158 CallingConvention cc = getCallingConvention(providers.getCodeCache(), Type.JavaCallee, graph.method(), false); |
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159 Suites suites = providers.getSuites().getDefaultSuites(); |
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160 return GraalCompiler.compileGraph(graph, cc, method, providers, backend, backend.getTarget(), graphCache, plan, optimisticOpts, method.getSpeculationLog(), suites, |
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161 new CompilationResult()); |
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162 } |
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163 }); |
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164 } finally { |
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165 filter.remove(); |
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166 final boolean printAfterCompilation = PrintAfterCompilation.getValue() && !TTY.isSuppressed(); |
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167 if (printAfterCompilation) { |
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168 TTY.println(getMethodDescription() + String.format(" | %4dms %5dB", System.currentTimeMillis() - start, (result != null ? result.getTargetCodeSize() : -1))); |
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169 } else if (printCompilation) { |
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170 TTY.println(String.format("%-6d Graal %-70s %-45s %-50s | %4dms %5dB", id, "", "", "", System.currentTimeMillis() - start, (result != null ? result.getTargetCodeSize() : -1))); |
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171 } |
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172 } |
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173 |
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174 try (TimerCloseable b = CodeInstallationTime.start()) { |
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175 installMethod(result); |
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176 } |
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177 stats.finish(method); |
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178 } catch (BailoutException bailout) { |
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179 Debug.metric("Bailouts").increment(); |
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180 if (ExitVMOnBailout.getValue()) { |
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181 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method)); |
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182 bailout.printStackTrace(TTY.cachedOut); |
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183 System.exit(-1); |
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184 } else if (PrintBailout.getValue()) { |
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185 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method)); |
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186 bailout.printStackTrace(TTY.cachedOut); |
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187 } |
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188 } catch (Throwable t) { |
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189 if (PrintStackTraceOnException.getValue() || ExitVMOnException.getValue()) { |
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190 t.printStackTrace(TTY.cachedOut); |
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191 } |
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192 if (ExitVMOnException.getValue()) { |
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193 System.exit(-1); |
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194 } |
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195 } finally { |
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196 assert method.isQueuedForCompilation(); |
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197 method.clearQueuedForCompilation(); |
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198 } |
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199 } |
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200 |
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201 private String getMethodDescription() { |
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202 return String.format("%-6d Graal %-70s %-45s %-50s %s", id, method.getDeclaringClass().getName(), method.getName(), method.getSignature().getMethodDescriptor(), |
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203 entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "(OSR@" + entryBCI + ") "); |
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204 } |
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205 |
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206 /** |
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207 * Print a HotSpot-style compilation message to the console. |
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208 */ |
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209 private void printCompilation() { |
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210 final boolean isOSR = entryBCI != StructuredGraph.INVOCATION_ENTRY_BCI; |
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211 final int mod = method.getModifiers(); |
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212 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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213 MetaUtil.format("%H::%n(%p)", method), isOSR ? "@ " + entryBCI + " " : "", method.getCodeSize())); |
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214 } |
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215 |
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216 private void installMethod(final CompilationResult compResult) { |
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f87c68d79f07
improved support for co-existing, multiple backends (GRAAL-363)
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217 final HotSpotCodeCacheProvider codeCache = backend.getProviders().getCodeCache(); |
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218 Debug.scope("CodeInstall", new Object[]{new DebugDumpScope(String.valueOf(id), true), codeCache, method}, new Runnable() { |
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219 |
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220 @Override |
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221 public void run() { |
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222 HotSpotInstalledCode installedCode = codeCache.installMethod(method, entryBCI, compResult); |
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merged CodeInfo into InstalledCode (GRAAL-156)
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223 if (Debug.isDumpEnabled()) { |
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224 Debug.dump(new Object[]{compResult, installedCode}, "After code installation"); |
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225 } |
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226 if (Debug.isLogEnabled()) { |
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227 Debug.log("%s", backend.getProviders().getDisassembler().disassemble(installedCode)); |
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put disassembling of installed code under the control of Debug.log(); use -G:Log=CodeInstall to show disassembly for all installed code
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parents:
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228 } |
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229 } |
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230 |
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231 }); |
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232 } |
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233 |
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Fixed a few race conditions in the compilation queue.
Christian Haeubl <haeubl@ssw.jku.at>
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234 private boolean tryToChangeStatus(CompilationStatus from, CompilationStatus to) { |
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Minor CompilationTask refactoring.
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235 return status.compareAndSet(from, to); |
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236 } |
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237 |
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compilation queue changes:
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238 @Override |
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gave CompilationTask a toString() method
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239 public String toString() { |
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Removed priority compilation queue.
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240 return "Compilation[id=" + id + ", " + MetaUtil.format("%H.%n(%p)", method) + (entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "@" + entryBCI) + "]"; |
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241 } |
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8f4f0ebffca2
Move compilation task logic to separate class.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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242 } |