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annotate graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/OptimizedCallTarget.java @ 12710:60142b15ed42

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Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
author Christian Humer <christian.humer@gmail.com>
date Thu, 07 Nov 2013 19:07:41 +0100
parents d2d0c44662bb
children fb4658e16b5d
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1 /*
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2 * Copyright (c) 2013, 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.truffle;
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24
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25 import static com.oracle.graal.truffle.TruffleCompilerOptions.*;
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26
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27 import java.io.*;
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28 import java.util.*;
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29 import java.util.concurrent.*;
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30
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31 import com.oracle.graal.api.code.*;
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32 import com.oracle.graal.debug.*;
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33 import com.oracle.truffle.api.*;
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34 import com.oracle.truffle.api.frame.*;
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35 import com.oracle.truffle.api.impl.*;
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36 import com.oracle.truffle.api.nodes.*;
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37
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38 /**
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39 * Call target that is optimized by Graal upon surpassing a specific invocation threshold.
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40 */
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41 public final class OptimizedCallTarget extends DefaultCallTarget implements FrameFactory, LoopCountReceiver, ReplaceObserver {
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42
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43 private static final PrintStream OUT = TTY.out().out();
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44
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45 private InstalledCode installedCode;
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46 private Future<InstalledCode> installedCodeTask;
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47 private final TruffleCompiler compiler;
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48 private final CompilationProfile compilationProfile;
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49 private final CompilationPolicy compilationPolicy;
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50 private final TruffleInlining inlining;
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51 private boolean compilationEnabled;
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52 private int callCount;
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53
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54 protected OptimizedCallTarget(RootNode rootNode, FrameDescriptor descriptor, TruffleCompiler compiler, int invokeCounter, int compilationThreshold) {
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55 super(rootNode, descriptor);
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56 this.compiler = compiler;
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57 this.compilationProfile = new CompilationProfile(compilationThreshold, invokeCounter, rootNode.toString());
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58 this.inlining = new TruffleInliningImpl();
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59 this.rootNode.setCallTarget(this);
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60
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61 if (TruffleUseTimeForCompilationDecision.getValue()) {
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62 compilationPolicy = new TimedCompilationPolicy();
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63 } else {
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64 compilationPolicy = new DefaultCompilationPolicy();
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65 }
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66 this.compilationEnabled = true;
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67
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68 if (TruffleCallTargetProfiling.getValue()) {
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69 registerCallTarget(this);
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70 }
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71 }
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72
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73 @Override
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74 public Object call(PackedFrame caller, Arguments args) {
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75 return callHelper(caller, args);
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76 }
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77
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78 public CompilationProfile getCompilationProfile() {
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79 return compilationProfile;
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80 }
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81
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82 private Object callHelper(PackedFrame caller, Arguments args) {
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83 if (installedCode != null && installedCode.isValid()) {
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84 TruffleRuntime runtime = Truffle.getRuntime();
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85 if (runtime instanceof GraalTruffleRuntime) {
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86 OUT.printf("[truffle] reinstall OptimizedCallTarget.call code with frame prolog shortcut.");
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87 OUT.println();
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88 GraalTruffleRuntime.installOptimizedCallTargetCallMethod();
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89 }
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90 }
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91 if (TruffleCallTargetProfiling.getValue()) {
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92 callCount++;
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93 }
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94 if (CompilerDirectives.injectBranchProbability(CompilerDirectives.FASTPATH_PROBABILITY, installedCode != null)) {
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95 try {
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96 return installedCode.execute(this, caller, args);
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97 } catch (InvalidInstalledCodeException ex) {
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98 return compiledCodeInvalidated(caller, args);
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99 }
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100 } else {
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101 return interpreterCall(caller, args);
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102 }
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103 }
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104
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105 private Object compiledCodeInvalidated(PackedFrame caller, Arguments args) {
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106 invalidate();
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107 return call(caller, args);
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108 }
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109
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110 private void invalidate() {
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111 InstalledCode m = this.installedCode;
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112 if (m != null) {
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113 CompilerAsserts.neverPartOfCompilation();
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114 installedCode = null;
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115 compilationProfile.reportInvalidated();
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116 if (TraceTruffleCompilation.getValue()) {
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117 OUT.printf("[truffle] invalidated %-48s |Inv# %d |Replace# %d\n", rootNode, compilationProfile.getInvalidationCount(),
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118 compilationProfile.getNodeReplaceCount());
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119 }
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120 }
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121
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122 Future<InstalledCode> task = this.installedCodeTask;
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123 if (task != null) {
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124 task.cancel(true);
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diff changeset
125 this.installedCodeTask = null;
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126 compilationProfile.reportInvalidated();
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127 }
10659
63083745d390 Clean up OptimizedCallTarget and HotSpotNmethod.execute.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 10654
diff changeset
128 }
63083745d390 Clean up OptimizedCallTarget and HotSpotNmethod.execute.
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parents: 10654
diff changeset
129
10654
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parents: 10643
diff changeset
130 private Object interpreterCall(PackedFrame caller, Arguments args) {
10857
94cf5df0727f Backout changeset 4c12d3756015; ensure compiledCodeInvalidated() is never inlined.
Andreas Woess <andreas.woess@jku.at>
parents: 10844
diff changeset
131 CompilerAsserts.neverPartOfCompilation();
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132 compilationProfile.reportInterpreterCall();
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133 if (compilationEnabled) {
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diff changeset
134 boolean inlined = shouldInline() && inline();
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diff changeset
135 if (!inlined && shouldCompile()) {
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diff changeset
136 compile();
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diff changeset
137 }
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138 }
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diff changeset
139 return executeHelper(caller, args);
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diff changeset
140 }
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141
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diff changeset
142 private boolean shouldCompile() {
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143 return compilationPolicy.shouldCompile(compilationProfile);
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144 }
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
145
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
146 private static boolean shouldInline() {
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147 return TruffleFunctionInlining.getValue();
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148 }
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
149
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
150 public void compile() {
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diff changeset
151 CompilerAsserts.neverPartOfCompilation();
12592
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152 if (installedCodeTask != null) {
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
153 // There is already a compilation running.
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diff changeset
154 if (installedCodeTask.isCancelled()) {
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
155 installedCodeTask = null;
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
156 } else {
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
157 if (installedCodeTask.isDone()) {
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diff changeset
158 installedCode = receiveInstalledCode();
12592
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diff changeset
159 }
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diff changeset
160 return;
12592
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diff changeset
161 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12591
diff changeset
162 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
163
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diff changeset
164 this.installedCodeTask = compiler.compile(this);
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diff changeset
165 if (!TruffleBackgroundCompilation.getValue()) {
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
166 installedCode = receiveInstalledCode();
10862
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10858
diff changeset
167 }
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10858
diff changeset
168 }
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
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diff changeset
169
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diff changeset
170 private InstalledCode receiveInstalledCode() {
12592
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diff changeset
171 try {
12710
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diff changeset
172 return installedCodeTask.get();
12592
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diff changeset
173 } catch (InterruptedException | ExecutionException e) {
12710
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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parents: 12709
diff changeset
174 compilationEnabled = false;
12592
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
175 OUT.printf("[truffle] opt failed %-48s %s\n", rootNode, e.getMessage());
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
176 if (e.getCause() instanceof BailoutException) {
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
177 // Bailout => move on.
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diff changeset
178 } else {
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
179 if (TraceTruffleCompilationExceptions.getValue()) {
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
180 e.printStackTrace(OUT);
42c8f76a98bf Move Truffle compilations to background compilation thread.
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parents: 12591
diff changeset
181 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
182 if (TruffleCompilationExceptionsAreFatal.getValue()) {
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12591
diff changeset
183 System.exit(-1);
42c8f76a98bf Move Truffle compilations to background compilation thread.
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parents: 12591
diff changeset
184 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
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diff changeset
185 }
12710
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
186 return null;
12592
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diff changeset
187 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12591
diff changeset
188 }
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
189
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diff changeset
190 /**
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diff changeset
191 * Forces inlining whether or not function inlining is enabled.
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diff changeset
192 *
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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diff changeset
193 * @return true if an inlining was performed
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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parents: 12709
diff changeset
194 */
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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diff changeset
195 public boolean inline() {
12710
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
Christian Humer <christian.humer@gmail.com>
parents: 12709
diff changeset
196 boolean result = inlining.performInlining(this);
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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parents: 12709
diff changeset
197 if (result) {
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
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parents: 12709
diff changeset
198 compilationProfile.reportInliningPerformed();
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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diff changeset
199 }
12710
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diff changeset
200 return result;
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
201 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
202
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
203 public Object executeHelper(PackedFrame caller, Arguments args) {
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
204 VirtualFrame frame = createFrame(frameDescriptor, caller, args);
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
205 return rootNode.execute(frame);
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
206 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
207
11934
dca16d6f9d65 TruffleRuntime.createVirtualFrame.
Chris Seaton <chris.seaton@oracle.com>
parents: 11722
diff changeset
208 protected static FrameWithoutBoxing createFrame(FrameDescriptor descriptor, PackedFrame caller, Arguments args) {
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
209 return new FrameWithoutBoxing(descriptor, caller, args);
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
210 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
211
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
212 @Override
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
213 public VirtualFrame create(FrameDescriptor descriptor, PackedFrame caller, Arguments args) {
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
214 return createFrame(descriptor, caller, args);
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
215 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
216
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
217 @Override
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
218 public void reportLoopCount(int count) {
12709
d2d0c44662bb Truffle: refactored CompilationProfile to separate the profile and the policy in separate classes.
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parents: 12708
diff changeset
219 compilationProfile.reportLoopCount(count);
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
220 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
221
10862
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
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parents: 10858
diff changeset
222 @Override
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10858
diff changeset
223 public void nodeReplaced() {
12709
d2d0c44662bb Truffle: refactored CompilationProfile to separate the profile and the policy in separate classes.
Christian Humer <christian.humer@gmail.com>
parents: 12708
diff changeset
224 compilationProfile.reportNodeReplaced();
12591
33fe56e68abd Simplifications of OptimizedCallTarget.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12405
diff changeset
225 invalidate();
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
226 }
10752
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
227
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
228 private static void printProfiling() {
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
229 List<OptimizedCallTarget> sortedCallTargets = new ArrayList<>(OptimizedCallTarget.callTargets.keySet());
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
230 Collections.sort(sortedCallTargets, new Comparator<OptimizedCallTarget>() {
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
231
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
232 @Override
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
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diff changeset
233 public int compare(OptimizedCallTarget o1, OptimizedCallTarget o2) {
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
234 return o2.callCount - o1.callCount;
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
235 }
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
236 });
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
237
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
238 int totalCallCount = 0;
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
239 int totalInlinedCallSiteCount = 0;
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
240 int totalNotInlinedCallSiteCount = 0;
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
241 int totalNodeCount = 0;
10858
f2008a93ad54 Truffle: add invalidation count to call target profiling / trace compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10857
diff changeset
242 int totalInvalidationCount = 0;
10752
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
243
10794
3fe325c3f31c Truffle: add InlinedCallSite interface and an InlinableCallSite method to query the inlined call target
Andreas Woess <andreas.woess@jku.at>
parents: 10752
diff changeset
244 OUT.println();
10858
f2008a93ad54 Truffle: add invalidation count to call target profiling / trace compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10857
diff changeset
245 OUT.printf("%-50s | %-10s | %s / %s | %s | %s\n", "Call Target", "Call Count", "Calls Sites Inlined", "Not Inlined", "Node Count", "Inv");
10752
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
246 for (OptimizedCallTarget callTarget : sortedCallTargets) {
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
247 if (callTarget.callCount == 0) {
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
248 continue;
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249 }
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250
12708
85bab2227295 Truffle: refactored inlining to a new class.
Christian Humer <christian.humer@gmail.com>
parents: 12601
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251 int notInlinedCallSiteCount = TruffleInliningImpl.getInlinableCallSites(callTarget).size();
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252 int nodeCount = NodeUtil.countNodes(callTarget.rootNode);
10794
3fe325c3f31c Truffle: add InlinedCallSite interface and an InlinableCallSite method to query the inlined call target
Andreas Woess <andreas.woess@jku.at>
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253 int inlinedCallSiteCount = NodeUtil.countNodes(callTarget.rootNode, InlinedCallSite.class);
12591
33fe56e68abd Simplifications of OptimizedCallTarget.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12405
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254 String comment = callTarget.installedCode == null ? " int" : "";
12710
60142b15ed42 Truffle: fixed bug where invocation counter was decremented twice after inlining; cleanup of optimized call target and profile.
Christian Humer <christian.humer@gmail.com>
parents: 12709
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255 comment += callTarget.compilationEnabled ? "" : " fail";
10858
f2008a93ad54 Truffle: add invalidation count to call target profiling / trace compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10857
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256 OUT.printf("%-50s | %10d | %15d | %15d | %10d | %3d%s\n", callTarget.getRootNode(), callTarget.callCount, inlinedCallSiteCount, notInlinedCallSiteCount, nodeCount,
12709
d2d0c44662bb Truffle: refactored CompilationProfile to separate the profile and the policy in separate classes.
Christian Humer <christian.humer@gmail.com>
parents: 12708
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257 callTarget.getCompilationProfile().getInvalidationCount(), comment);
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258
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259 totalCallCount += callTarget.callCount;
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3fe325c3f31c Truffle: add InlinedCallSite interface and an InlinableCallSite method to query the inlined call target
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260 totalInlinedCallSiteCount += inlinedCallSiteCount;
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261 totalNotInlinedCallSiteCount += notInlinedCallSiteCount;
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262 totalNodeCount += nodeCount;
12709
d2d0c44662bb Truffle: refactored CompilationProfile to separate the profile and the policy in separate classes.
Christian Humer <christian.humer@gmail.com>
parents: 12708
diff changeset
263 totalInvalidationCount += callTarget.getCompilationProfile().getInvalidationCount();
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264 }
10858
f2008a93ad54 Truffle: add invalidation count to call target profiling / trace compilation.
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265 OUT.printf("%-50s | %10d | %15d | %15d | %10d | %3d\n", "Total", totalCallCount, totalInlinedCallSiteCount, totalNotInlinedCallSiteCount, totalNodeCount, totalInvalidationCount);
10752
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266 }
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267
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268 private static void registerCallTarget(OptimizedCallTarget callTarget) {
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269 callTargets.put(callTarget, 0);
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270 }
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271
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272 private static Map<OptimizedCallTarget, Integer> callTargets;
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273 static {
10844
3cf5f371dc9f Truffle: print inlined call target and rename profiling option.
Andreas Woess <andreas.woess@jku.at>
parents: 10797
diff changeset
274 if (TruffleCallTargetProfiling.getValue()) {
10752
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275 callTargets = new WeakHashMap<>();
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276
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277 Runtime.getRuntime().addShutdownHook(new Thread() {
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278
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279 @Override
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280 public void run() {
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281 printProfiling();
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282 }
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283 });
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284 }
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285 }
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
286 }