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annotate graal/com.oracle.graal.truffle/src/com/oracle/graal/truffle/OptimizedCallTarget.java @ 16711:c68da2397fcb

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Truffle: temporarily disable inlining invalidations
author Andreas Woess <andreas.woess@jku.at>
date Wed, 06 Aug 2014 14:52:41 +0200
parents f2a4042d9787
children 81eb0d77e9f9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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.OptimizedCallTargetLog.*;
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26 import static com.oracle.graal.truffle.TruffleCompilerOptions.*;
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27
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28 import java.io.*;
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29 import java.util.*;
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30 import java.util.concurrent.atomic.*;
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31
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32 import com.oracle.graal.api.code.*;
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33 import com.oracle.graal.debug.*;
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34 import com.oracle.truffle.api.*;
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35 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
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36 import com.oracle.truffle.api.frame.*;
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37 import com.oracle.truffle.api.nodes.*;
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38
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39 /**
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40 * Call target that is optimized by Graal upon surpassing a specific invocation threshold.
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41 */
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42 public class OptimizedCallTarget extends InstalledCode implements RootCallTarget, LoopCountReceiver, ReplaceObserver {
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43
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44 protected static final PrintStream OUT = TTY.out().out();
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45
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46 protected final GraalTruffleRuntime runtime;
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47 private SpeculationLog speculationLog;
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48 protected int callCount;
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49 protected boolean inliningPerformed;
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50 protected final CompilationProfile compilationProfile;
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51 protected final CompilationPolicy compilationPolicy;
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52 private OptimizedCallTarget splitSource;
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53 private final AtomicInteger callSitesKnown = new AtomicInteger(0);
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54 @CompilationFinal private Class<?>[] profiledArgumentTypes;
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55 @CompilationFinal private Assumption profiledArgumentTypesAssumption;
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56 @CompilationFinal private Class<?> profiledReturnType;
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57 @CompilationFinal private Assumption profiledReturnTypeAssumption;
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58
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59 private final RootNode rootNode;
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60
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61 private final Map<TruffleStamp, OptimizedCallTarget> splitVersions = new HashMap<>();
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62 private TruffleStamp argumentStamp = DefaultTruffleStamp.getInstance();
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63
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64 public final RootNode getRootNode() {
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65 return rootNode;
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66 }
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67
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68 public OptimizedCallTarget(RootNode rootNode, GraalTruffleRuntime runtime, int invokeCounter, int compilationThreshold, CompilationPolicy compilationPolicy, SpeculationLog speculationLog) {
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69 super(rootNode.toString());
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70 this.runtime = runtime;
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71 this.speculationLog = speculationLog;
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72 this.rootNode = rootNode;
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73 this.rootNode.adoptChildren();
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74 this.rootNode.setCallTarget(this);
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75 this.compilationPolicy = compilationPolicy;
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76 this.compilationProfile = new CompilationProfile(compilationThreshold, invokeCounter);
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77 if (TruffleCallTargetProfiling.getValue()) {
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78 registerCallTarget(this);
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79 }
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80 }
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81
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82 public final void mergeArgumentStamp(TruffleStamp p) {
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83 this.argumentStamp = this.argumentStamp.join(p);
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84 }
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85
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86 public final TruffleStamp getArgumentStamp() {
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87 return argumentStamp;
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88 }
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89
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90 private int splitIndex;
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91
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92 public int getSplitIndex() {
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93 return splitIndex;
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94 }
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95
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96 public OptimizedCallTarget split() {
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97 if (!getRootNode().isSplittable()) {
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98 return null;
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99 }
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100 OptimizedCallTarget splitTarget = (OptimizedCallTarget) Truffle.getRuntime().createCallTarget(getRootNode().split());
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101 splitTarget.splitSource = this;
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102 splitTarget.splitIndex = splitIndex++;
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103 return splitTarget;
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104 }
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105
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106 public Map<TruffleStamp, OptimizedCallTarget> getSplitVersions() {
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107 return splitVersions;
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108 }
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109
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110 public SpeculationLog getSpeculationLog() {
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111 return speculationLog;
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112 }
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113
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114 @Override
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115 public Object call(Object... args) {
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116 if (profiledArgumentTypesAssumption != null && profiledArgumentTypesAssumption.isValid()) {
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117 CompilerDirectives.transferToInterpreterAndInvalidate();
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118 profiledArgumentTypesAssumption.invalidate();
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119 profiledArgumentTypes = null;
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120 }
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121 return callBoundary(args);
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122 }
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123
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124 public Object callDirect(Object... args) {
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125 profileArguments(args);
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126 Object result = callBoundary(args);
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127 Class<?> klass = profiledReturnType;
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128 if (klass != null && CompilerDirectives.inCompiledCode() && profiledReturnTypeAssumption.isValid()) {
15224
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diff changeset
129 result = CompilerDirectives.unsafeCast(result, klass, true, true);
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130 }
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131 return result;
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132 }
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133
16470
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134 @ExplodeLoop
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135 private void profileArguments(Object[] args) {
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136 if (profiledArgumentTypesAssumption == null) {
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137 CompilerDirectives.transferToInterpreterAndInvalidate();
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138 initializeProfiledArgumentTypes(args);
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139 } else if (profiledArgumentTypes != null) {
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140 if (profiledArgumentTypes.length != args.length) {
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141 CompilerDirectives.transferToInterpreterAndInvalidate();
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142 profiledArgumentTypesAssumption.invalidate();
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143 profiledArgumentTypes = null;
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144 } else if (TruffleArgumentTypeSpeculation.getValue() && profiledArgumentTypesAssumption.isValid()) {
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145 for (int i = 0; i < profiledArgumentTypes.length; i++) {
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diff changeset
146 if (profiledArgumentTypes[i] != null && !profiledArgumentTypes[i].isInstance(args[i])) {
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147 CompilerDirectives.transferToInterpreterAndInvalidate();
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148 updateProfiledArgumentTypes(args);
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149 break;
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150 }
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151 }
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152 }
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153 }
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154 }
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155
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156 private void initializeProfiledArgumentTypes(Object[] args) {
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157 CompilerAsserts.neverPartOfCompilation();
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158 profiledArgumentTypesAssumption = Truffle.getRuntime().createAssumption("Profiled Argument Types");
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159 profiledArgumentTypes = new Class<?>[args.length];
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160 if (TruffleArgumentTypeSpeculation.getValue()) {
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diff changeset
161 for (int i = 0; i < args.length; i++) {
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162 profiledArgumentTypes[i] = classOf(args[i]);
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163 }
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164 }
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165 }
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166
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167 private void updateProfiledArgumentTypes(Object[] args) {
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168 CompilerAsserts.neverPartOfCompilation();
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169 profiledArgumentTypesAssumption.invalidate();
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170 for (int j = 0; j < profiledArgumentTypes.length; j++) {
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diff changeset
171 profiledArgumentTypes[j] = joinTypes(profiledArgumentTypes[j], classOf(args[j]));
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172 }
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diff changeset
173 profiledArgumentTypesAssumption = Truffle.getRuntime().createAssumption("Profiled Argument Types");
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174 }
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175
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diff changeset
176 private static Class<?> classOf(Object arg) {
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177 return arg != null ? arg.getClass() : null;
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178 }
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179
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diff changeset
180 private static Class<?> joinTypes(Class<?> class1, Class<?> class2) {
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diff changeset
181 if (class1 == class2) {
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diff changeset
182 return class1;
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diff changeset
183 } else if (class1 == null || class2 == null) {
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184 return null;
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diff changeset
185 } else if (class1.isAssignableFrom(class2)) {
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diff changeset
186 return class1;
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diff changeset
187 } else if (class2.isAssignableFrom(class1)) {
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diff changeset
188 return class2;
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diff changeset
189 } else {
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190 return Object.class;
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diff changeset
191 }
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diff changeset
192 }
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193
15212
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diff changeset
194 @TruffleCallBoundary
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diff changeset
195 private Object callBoundary(Object[] args) {
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diff changeset
196 if (CompilerDirectives.inInterpreter()) {
15215
ca250afc78ec Simplification of OptimizedCallTarget.
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diff changeset
197 // We are called and we are still in Truffle interpreter mode.
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diff changeset
198 interpreterCall();
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diff changeset
199 } else {
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diff changeset
200 // We come here from compiled code (i.e., we have been inlined).
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diff changeset
201 }
15216
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
202
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
203 return callRoot(args);
15212
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diff changeset
204 }
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diff changeset
205
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
206 @Override
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diff changeset
207 public void invalidate() {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
208 this.runtime.invalidateInstalledCode(this);
16044
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
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diff changeset
209 invalidateInlining();
15212
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diff changeset
210 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
211
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diff changeset
212 protected void invalidate(Node oldNode, Node newNode, CharSequence reason) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
213 if (isValid()) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
214 CompilerAsserts.neverPartOfCompilation();
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
215 invalidate();
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
216 compilationProfile.reportInvalidated();
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
217 logOptimizedInvalidated(this, oldNode, newNode, reason);
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
218 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
219 cancelInstalledTask(oldNode, newNode, reason);
16711
c68da2397fcb Truffle: temporarily disable inlining invalidations
Andreas Woess <andreas.woess@jku.at>
parents: 16558
diff changeset
220 // invalidateInlining();
15212
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
221 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
222
16044
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diff changeset
223 public void invalidateInlining() {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
224 if (inliningPerformed) {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
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diff changeset
225 inliningPerformed = false;
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Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
226 getRootNode().accept(new NodeVisitor() {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
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diff changeset
227 public boolean visit(Node node) {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
228 if (node instanceof OptimizedDirectCallNode) {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
229 OptimizedDirectCallNode callNode = (OptimizedDirectCallNode) node;
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
230 if (callNode.isInlined()) {
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
231 callNode.resetInlining();
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
232 }
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
233 }
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
234 return true;
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
235 }
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
236 });
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
237 }
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
238 }
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
239
15212
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diff changeset
240 private void cancelInstalledTask(Node oldNode, Node newNode, CharSequence reason) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
241 if (this.runtime.cancelInstalledTask(this)) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
242 logOptimizingUnqueued(this, oldNode, newNode, reason);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
243 compilationProfile.reportInvalidated();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
244 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
245 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
246
15215
ca250afc78ec Simplification of OptimizedCallTarget.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15212
diff changeset
247 private void interpreterCall() {
15212
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
248 CompilerAsserts.neverPartOfCompilation();
15222
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
249 if (this.isValid()) {
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
250 // Stubs were deoptimized => reinstall.
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
251 this.runtime.reinstallStubs();
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
252 } else {
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
253 compilationProfile.reportInterpreterCall();
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
254 if (TruffleCallTargetProfiling.getValue()) {
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
255 callCount++;
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
256 }
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
257 if (compilationPolicy.shouldCompile(compilationProfile)) {
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
258 compile();
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
259 }
15212
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diff changeset
260 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
261 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
262
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
263 public void compile() {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
264 if (!runtime.isCompiling(this)) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
265 performInlining();
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
266 logOptimizingQueued(this);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
267 runtime.compile(this, TruffleBackgroundCompilation.getValue());
ea9d5b6044af Remove runtime-specific optimized call target.
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diff changeset
268 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
269 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
270
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
271 public void compilationFinished(Throwable t) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
272 if (t == null) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
273 // Compilation was successful.
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
274 } else {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
275 compilationPolicy.recordCompilationFailure(t);
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
276 logOptimizingFailed(this, t.getMessage());
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
277 if (t instanceof BailoutException) {
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
278 // Bailout => move on.
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
279 } else {
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diff changeset
280 if (TruffleCompilationExceptionsAreFatal.getValue()) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
281 t.printStackTrace(OUT);
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
282 System.exit(-1);
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
283 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
284 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
285 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
286 }
ea9d5b6044af Remove runtime-specific optimized call target.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15211
diff changeset
287
15167
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
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diff changeset
288 protected final Object callProxy(VirtualFrame frame) {
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
289 try {
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
290 return getRootNode().execute(frame);
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
291 } finally {
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
292 // this assertion is needed to keep the values from being cleared as non-live locals
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
293 assert frame != null && this != null;
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
294 }
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
295 }
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
296
14984
a5bebb69dc78 Truffle: instead of redirecting the call method. inlining is now performed by ignoring @SlowPath.
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diff changeset
297 public final int getKnownCallSiteCount() {
14983
a31d807757ee Truffle: made inlining fully context sensitive.
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diff changeset
298 return callSitesKnown.get();
a31d807757ee Truffle: made inlining fully context sensitive.
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diff changeset
299 }
a31d807757ee Truffle: made inlining fully context sensitive.
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diff changeset
300
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
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diff changeset
301 public final void incrementKnownCallSites() {
14983
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
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diff changeset
302 callSitesKnown.incrementAndGet();
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
303 }
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
304
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
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diff changeset
305 public final void decrementKnownCallSites() {
14983
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
306 callSitesKnown.decrementAndGet();
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
307 }
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
308
14984
a5bebb69dc78 Truffle: instead of redirecting the call method. inlining is now performed by ignoring @SlowPath.
Christian Humer <christian.humer@gmail.com>
parents: 14983
diff changeset
309 public final OptimizedCallTarget getSplitSource() {
14073
c5411233cdf8 Truffle: Now keeps track of all not just inlined call-sites called by CallNode. Deprecated some old API in NodeUtil.
Christian Humer <christian.humer@gmail.com>
parents: 13996
diff changeset
310 return splitSource;
c5411233cdf8 Truffle: Now keeps track of all not just inlined call-sites called by CallNode. Deprecated some old API in NodeUtil.
Christian Humer <christian.humer@gmail.com>
parents: 13996
diff changeset
311 }
c5411233cdf8 Truffle: Now keeps track of all not just inlined call-sites called by CallNode. Deprecated some old API in NodeUtil.
Christian Humer <christian.humer@gmail.com>
parents: 13996
diff changeset
312
14984
a5bebb69dc78 Truffle: instead of redirecting the call method. inlining is now performed by ignoring @SlowPath.
Christian Humer <christian.humer@gmail.com>
parents: 14983
diff changeset
313 public final void setSplitSource(OptimizedCallTarget splitSource) {
13996
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
314 this.splitSource = splitSource;
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
315 }
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
316
13984
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
317 @Override
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
318 public String toString() {
15167
258e3e0b5e2e Change RootCallTarget from an abstract class into an interface.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15162
diff changeset
319 String superString = rootNode.toString();
15168
78530cbd8940 Truffle: Make OptimizedCallTarget itself an InstalledCode object.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15167
diff changeset
320 if (isValid()) {
16410
7f862f0ab1bc Truffle: added new experimental splitting heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 16401
diff changeset
321 superString += " <opt>";
13984
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
322 }
13996
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
323 if (splitSource != null) {
16410
7f862f0ab1bc Truffle: added new experimental splitting heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 16401
diff changeset
324 superString += " <split-" + splitIndex + "-" + argumentStamp.toStringShort() + ">";
13996
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
325 }
13984
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
326 return superString;
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
327 }
1c9dbfc5b510 Truffle: New more reliable inlining strategy for the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
328
14866
a0185cd77565 Truffle: refactor ompilation related classes for SubstrateVM
Erik Eckstein <erik.eckstein@oracle.com>
parents: 14715
diff changeset
329 public CompilationProfile getCompilationProfile() {
a0185cd77565 Truffle: refactor ompilation related classes for SubstrateVM
Erik Eckstein <erik.eckstein@oracle.com>
parents: 14715
diff changeset
330 return compilationProfile;
10484
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
331 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
332
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14984
diff changeset
333 public final Object callInlined(Object[] arguments) {
14715
4ea4db3f23ba Truffle: fixed call count profile; added leaf check for inlining; inline tracing now shows dispatched calls.
Christian Humer <christian.humer@gmail.com>
parents: 14618
diff changeset
334 if (CompilerDirectives.inInterpreter()) {
4ea4db3f23ba Truffle: fixed call count profile; added leaf check for inlining; inline tracing now shows dispatched calls.
Christian Humer <christian.humer@gmail.com>
parents: 14618
diff changeset
335 compilationProfile.reportInlinedCall();
4ea4db3f23ba Truffle: fixed call count profile; added leaf check for inlining; inline tracing now shows dispatched calls.
Christian Humer <christian.humer@gmail.com>
parents: 14618
diff changeset
336 }
15216
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
337 VirtualFrame frame = createFrame(getRootNode().getFrameDescriptor(), arguments);
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
338 return callProxy(frame);
14715
4ea4db3f23ba Truffle: fixed call count profile; added leaf check for inlining; inline tracing now shows dispatched calls.
Christian Humer <christian.humer@gmail.com>
parents: 14618
diff changeset
339 }
4ea4db3f23ba Truffle: fixed call count profile; added leaf check for inlining; inline tracing now shows dispatched calls.
Christian Humer <christian.humer@gmail.com>
parents: 14618
diff changeset
340
14983
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
341 public final void performInlining() {
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
342 if (!TruffleFunctionInlining.getValue()) {
13996
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
343 return;
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
344 }
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
345 if (inliningPerformed) {
14983
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
346 return;
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
347 }
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
348 TruffleInliningHandler handler = new TruffleInliningHandler(new DefaultInliningPolicy());
16044
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
349 TruffleInliningDecision result = handler.decideInlining(this, 0);
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
350 performInlining(result);
15090
07e7aae05983 Truffle: context sensitive inlining cleanup
Christian Humer <christian.humer@gmail.com>
parents: 15089
diff changeset
351 logInliningDecision(result);
12711
fb4658e16b5d Truffle: some regression fixes to previous cleanup
Christian Humer <christian.humer@gmail.com>
parents: 12710
diff changeset
352 }
12592
42c8f76a98bf Move Truffle compilations to background compilation thread.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 12591
diff changeset
353
16044
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
354 private static void performInlining(TruffleInliningDecision result) {
15339
265c47be2308 Truffle: fix inlining recursions
Christian Humer <christian.humer@gmail.com>
parents: 15312
diff changeset
355 if (result.getCallTarget().inliningPerformed) {
265c47be2308 Truffle: fix inlining recursions
Christian Humer <christian.humer@gmail.com>
parents: 15312
diff changeset
356 return;
265c47be2308 Truffle: fix inlining recursions
Christian Humer <christian.humer@gmail.com>
parents: 15312
diff changeset
357 }
265c47be2308 Truffle: fix inlining recursions
Christian Humer <christian.humer@gmail.com>
parents: 15312
diff changeset
358 result.getCallTarget().inliningPerformed = true;
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
359 for (TruffleInliningProfile profile : result) {
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
360 profile.getCallNode().inline();
16044
2662fb9c37e2 Truffle: invalidate inlining decisions on rewrites.
Christian Humer <christian.humer@gmail.com>
parents: 15396
diff changeset
361 TruffleInliningDecision recursiveResult = profile.getRecursiveResult();
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
362 if (recursiveResult != null) {
15312
7f5c9079e24a Truffle: fixes to the inlining heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 15231
diff changeset
363 performInlining(recursiveResult);
14983
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
364 }
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
365 }
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
366 }
a31d807757ee Truffle: made inlining fully context sensitive.
Christian Humer <christian.humer@gmail.com>
parents: 14911
diff changeset
367
15231
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
368 public final Object callRoot(Object[] originalArguments) {
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
369 Object[] args = originalArguments;
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
370 if (this.profiledArgumentTypesAssumption != null && CompilerDirectives.inCompiledCode() && profiledArgumentTypesAssumption.isValid()) {
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
371 args = CompilerDirectives.unsafeCast(castArrayFixedLength(args, profiledArgumentTypes.length), Object[].class, true, true);
16472
83dce5b6cb41 Truffle: remove needless null check
Andreas Woess <andreas.woess@jku.at>
parents: 16470
diff changeset
372 if (TruffleArgumentTypeSpeculation.getValue()) {
16470
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
parents: 16410
diff changeset
373 args = castArguments(args);
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
parents: 16410
diff changeset
374 }
15231
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
375 }
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
376
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14984
diff changeset
377 VirtualFrame frame = createFrame(getRootNode().getFrameDescriptor(), args);
15216
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
378 Object result = callProxy(frame);
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
379
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
380 // Profile call return type
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
381 if (profiledReturnTypeAssumption == null) {
15222
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
382 if (TruffleReturnTypeSpeculation.getValue()) {
16470
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
parents: 16410
diff changeset
383 CompilerDirectives.transferToInterpreterAndInvalidate();
15395
2a8628bc6c10 Truffle: Allow null as a possible return value.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15231
diff changeset
384 profiledReturnType = (result == null ? null : result.getClass());
15222
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
385 profiledReturnTypeAssumption = Truffle.getRuntime().createAssumption("Profiled Return Type");
58d2c5bdb9cd Truffle: Add option TruffleReturnTypeSpeculation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15216
diff changeset
386 }
15216
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
387 } else if (profiledReturnType != null) {
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
388 if (result == null || profiledReturnType != result.getClass()) {
16470
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
parents: 16410
diff changeset
389 CompilerDirectives.transferToInterpreterAndInvalidate();
15216
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
390 profiledReturnType = null;
d59f48be0ed6 Truffle: Speculate on the return type of calls.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15215
diff changeset
391 profiledReturnTypeAssumption.invalidate();
d59f48be0ed6 Truffle: Speculate on the return type of calls.
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392 }
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393 }
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diff changeset
394
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395 return result;
10484
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396 }
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397
16470
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
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diff changeset
398 @ExplodeLoop
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399 private Object[] castArguments(Object[] originalArguments) {
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400 Object[] castArguments = new Object[profiledArgumentTypes.length];
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parents: 16410
diff changeset
401 for (int i = 0; i < profiledArgumentTypes.length; i++) {
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402 castArguments[i] = profiledArgumentTypes[i] != null ? CompilerDirectives.unsafeCast(originalArguments[i], profiledArgumentTypes[i], true, true) : originalArguments[i];
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403 }
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diff changeset
404 return castArguments;
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parents: 16410
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405 }
efbf9195dfcb Truffle: add argument type speculation
Andreas Woess <andreas.woess@jku.at>
parents: 16410
diff changeset
406
15231
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
407 private static Object castArrayFixedLength(Object[] args, @SuppressWarnings("unused") int length) {
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
408 return args;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
409 }
babe13eb6118 Truffle: Speculate on the exact length of the arguments array.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 15224
diff changeset
410
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14984
diff changeset
411 public static FrameWithoutBoxing createFrame(FrameDescriptor descriptor, Object[] args) {
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
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parents: 14984
diff changeset
412 return new FrameWithoutBoxing(descriptor, args);
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413 }
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parents:
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414
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parents:
diff changeset
415 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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416 public void reportLoopCount(int count) {
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
417 compilationProfile.reportLoopCount(count);
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418 }
0097fb11c16f Add basic version of Graal's Truffle runtime.
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parents:
diff changeset
419
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
420 @Override
14584
6189c1983cd3 Truffle: make Node#replace accept any CharSequence as reason
Andreas Woess <andreas.woess@jku.at>
parents: 14569
diff changeset
421 public void nodeReplaced(Node oldNode, Node newNode, CharSequence reason) {
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
422 compilationProfile.reportNodeReplaced();
13996
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
423 invalidate(oldNode, newNode, reason);
10484
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parents:
diff changeset
424 }
10752
e2f5ae9afdc5 Truffle: introduce profiling option
Andreas Woess <andreas.woess@jku.at>
parents: 10751
diff changeset
425
13996
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Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
426 public Map<String, Object> getDebugProperties() {
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
427 Map<String, Object> properties = new LinkedHashMap<>();
15089
448338c9ce96 Truffle: Made inlining context-insensitive again to reduce complexity.
Christian Humer <christian.humer@gmail.com>
parents: 15064
diff changeset
428 addASTSizeProperty(this, properties);
13996
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Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
429 properties.putAll(getCompilationProfile().getDebugProperties());
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
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parents: 13988
diff changeset
430 return properties;
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
431
c7ac129e17e9 Truffle: further tweaks to the inlinig/split heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 13988
diff changeset
432 }
16410
7f862f0ab1bc Truffle: added new experimental splitting heuristic.
Christian Humer <christian.humer@gmail.com>
parents: 16401
diff changeset
433
10484
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parents:
diff changeset
434 }