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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/CompilationTask.java @ 7382:31d1cc9219d8

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gave CompilationTask a toString() method
author Doug Simon <doug.simon@oracle.com>
date Tue, 15 Jan 2013 20:43:44 +0100
parents 53d5f5fc4dd9
children 5e3d1a68664e 5512fae3683b
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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.nodes.StructuredGraph.*;
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26
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27 import java.util.concurrent.*;
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28
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29 import com.oracle.graal.api.code.*;
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30 import com.oracle.graal.api.meta.*;
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31 import com.oracle.graal.debug.*;
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32 import com.oracle.graal.graph.*;
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33 import com.oracle.graal.hotspot.meta.*;
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34 import com.oracle.graal.nodes.*;
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35 import com.oracle.graal.phases.*;
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36
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37
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38 public final class CompilationTask implements Runnable, Comparable<CompilationTask> {
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39
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40
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41 public static final ThreadLocal<Boolean> withinEnqueue = new ThreadLocal<Boolean>() {
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42 @Override
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43 protected Boolean initialValue() {
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44 return Boolean.valueOf(Thread.currentThread() instanceof CompilerThread);
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45 }
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46 };
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47
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48 private volatile boolean cancelled;
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49 private volatile boolean inProgress;
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50
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51 private final HotSpotGraalRuntime graalRuntime;
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52 private final PhasePlan plan;
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53 private final OptimisticOptimizations optimisticOpts;
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54 private final HotSpotResolvedJavaMethod method;
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55 private final int entryBCI;
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56 private final int id;
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57 private final int priority;
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58
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59 public static CompilationTask create(HotSpotGraalRuntime graalRuntime, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id, int priority) {
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60 return new CompilationTask(graalRuntime, plan, optimisticOpts, method, entryBCI, id, priority);
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61 }
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62
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63 private CompilationTask(HotSpotGraalRuntime graalRuntime, PhasePlan plan, OptimisticOptimizations optimisticOpts, HotSpotResolvedJavaMethod method, int entryBCI, int id, int priority) {
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64 this.graalRuntime = graalRuntime;
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65 this.plan = plan;
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66 this.method = method;
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67 this.optimisticOpts = optimisticOpts;
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68 this.entryBCI = entryBCI;
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69 this.id = id;
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70 this.priority = priority;
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71 }
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72
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73 public ResolvedJavaMethod getMethod() {
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74 return method;
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75 }
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76
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77 public int getPriority() {
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78 return priority;
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79 }
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80
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81 public void cancel() {
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82 cancelled = true;
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83 }
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84
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85 public boolean isInProgress() {
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86 return inProgress;
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87 }
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88
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89 public int getEntryBCI() {
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90 return entryBCI;
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91 }
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92
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93 public void run() {
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94 withinEnqueue.set(Boolean.FALSE);
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95 try {
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96 if (cancelled) {
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97 return;
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98 }
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99 inProgress = true;
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100 if (GraalOptions.DynamicCompilePriority) {
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101 int threadPriority = priority < GraalOptions.SlowQueueCutoff ? Thread.NORM_PRIORITY : Thread.MIN_PRIORITY;
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102 if (Thread.currentThread().getPriority() != threadPriority) {
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103 Thread.currentThread().setPriority(threadPriority);
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104 }
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105 }
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106 runCompilation();
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107 if (method.currentTask() == this && entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI) {
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108 method.setCurrentTask(null);
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109 }
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110 } finally {
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111 inProgress = false;
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112 withinEnqueue.set(Boolean.TRUE);
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113 }
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114 }
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115
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116 public void runCompilation() {
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117 CompilationStatistics stats = CompilationStatistics.create(method);
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118 try {
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119 final boolean printCompilation = GraalOptions.PrintCompilation && !TTY.isSuppressed();
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120 if (printCompilation) {
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121 TTY.println(String.format("%-6d Graal %-70s %-45s %-50s %s...", id, method.getDeclaringClass().getName(), method.getName(), method.getSignature(), entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "(OSR@" + entryBCI + ") "));
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122 }
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123
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124 CompilationResult result = null;
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125 TTY.Filter filter = new TTY.Filter(GraalOptions.PrintFilter, method);
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126 long start = System.currentTimeMillis();
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127 try {
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128 result = Debug.scope("Compiling", new DebugDumpScope(String.valueOf(id), true), new Callable<CompilationResult>() {
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129
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130 @Override
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131 public CompilationResult call() throws Exception {
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132 graalRuntime.evictDeoptedGraphs();
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133 StructuredGraph graph = (StructuredGraph) method.getCompilerStorage().get(Graph.class);
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134 if (graph == null || entryBCI != INVOCATION_ENTRY_BCI) {
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135 graph = new StructuredGraph(method, entryBCI);
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136 } else {
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137 // Compiling an intrinsic graph - must clone the graph
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138 graph = graph.copy();
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139 //System.out.println("compiling intrinsic " + method);
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140 }
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141 return graalRuntime.getCompiler().compileMethod(method, graph, graalRuntime.getCache(), plan, optimisticOpts);
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142 }
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143 });
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144 } finally {
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145 filter.remove();
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146 if (printCompilation) {
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147 TTY.println(String.format("%-6d Graal %-70s %-45s %-50s | %4dms %5dB", id, "", "", "", System.currentTimeMillis() - start, (result != null ? result.getTargetCodeSize() : -1)));
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148 }
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149 }
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150
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151 installMethod(result);
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152 } catch (BailoutException bailout) {
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153 Debug.metric("Bailouts").increment();
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154 if (GraalOptions.ExitVMOnBailout) {
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155 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method));
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156 bailout.printStackTrace(TTY.cachedOut);
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157 System.exit(-1);
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158 } else if (GraalOptions.PrintBailout) {
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159 TTY.cachedOut.println(MetaUtil.format("Bailout in %H.%n(%p)", method));
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160 bailout.printStackTrace(TTY.cachedOut);
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161 }
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162 } catch (Throwable t) {
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163 if (GraalOptions.ExitVMOnException) {
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164 t.printStackTrace(TTY.cachedOut);
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165 System.exit(-1);
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166 }
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167 }
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168 stats.finish(method);
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169 }
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170
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171 private void installMethod(final CompilationResult tm) {
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172 Debug.scope("CodeInstall", new Object[] {new DebugDumpScope(String.valueOf(id), true), graalRuntime.getCompiler(), method}, new Runnable() {
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173 @Override
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174 public void run() {
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175 final CodeInfo[] info = Debug.isDumpEnabled() ? new CodeInfo[1] : null;
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176 graalRuntime.getRuntime().installMethod(method, entryBCI, tm, info);
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177 if (info != null) {
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178 Debug.dump(new Object[] {tm, info[0]}, "After code installation");
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179 }
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180 }
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181
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182 });
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183 }
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184
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185 @Override
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186 public int compareTo(CompilationTask o) {
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187 if (priority < o.priority) {
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188 return -1;
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189 }
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190 if (priority > o.priority) {
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191 return 1;
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192 }
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193 return id < o.id ? -1 : (id > o.id ? 1 : 0);
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194 }
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195
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196 @Override
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197 public String toString() {
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198 return "Compilation[id=" + id + ", prio=" + priority + " " + MetaUtil.format("%H.%n(%p)", method) +
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199 (entryBCI == StructuredGraph.INVOCATION_ENTRY_BCI ? "" : "@" + entryBCI) + "]";
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200 }
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201 }