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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/Node.java @ 16151:76895499bc88

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Add facility to create JSON dump of AST creation/rewriting
author Christian Wirth <christian.wirth@oracle.com>
date Fri, 20 Jun 2014 15:13:16 +0200
parents 915ebb306fcc
children 76081918079d
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1 /*
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2 * Copyright (c) 2012, 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. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.nodes;
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26
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27 import java.io.*;
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28 import java.lang.annotation.*;
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29 import java.util.*;
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30 import java.util.concurrent.*;
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31
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32 import com.oracle.truffle.api.*;
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33 import com.oracle.truffle.api.source.*;
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34 import com.oracle.truffle.api.utilities.*;
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35
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36 /**
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37 * Abstract base class for all Truffle nodes.
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38 */
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39 public abstract class Node implements Cloneable {
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40
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41 private Node parent;
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42
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43 private SourceSection sourceSection;
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44
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45 /**
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46 * Marks array fields that are children of this node.
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47 */
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48 @Retention(RetentionPolicy.RUNTIME)
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49 @Target({ElementType.FIELD})
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50 public @interface Children {
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51 }
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52
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53 /**
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54 * Marks fields that represent child nodes of this node.
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55 */
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56 @Retention(RetentionPolicy.RUNTIME)
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57 @Target({ElementType.FIELD})
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58 public @interface Child {
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59 }
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60
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61 protected Node() {
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62 this(null);
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63 }
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64
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65 protected Node(SourceSection sourceSection) {
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66 CompilerAsserts.neverPartOfCompilation();
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67 this.sourceSection = sourceSection;
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68 if (TruffleOptions.TraceASTJSON) {
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69 JSONHelper.dumpNewNode(this);
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70 }
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71 }
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72
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73 /**
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74 * Assigns a link to a guest language source section to this node.
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75 *
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76 * @param section the object representing a section in guest language source code
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77 */
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78 public final void assignSourceSection(SourceSection section) {
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79 if (sourceSection != null) {
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80 // Patch this test during the transition to constructor-based
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81 // source attribution, which would otherwise trigger this
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82 // exception. This method will eventually be deprecated.
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83 if (getSourceSection() != section) {
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84 throw new IllegalStateException("Source section is already assigned. Old: " + getSourceSection() + ", new: " + section);
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85 }
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86 }
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87 this.sourceSection = section;
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88 }
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89
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90 /**
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91 * Returns a rough estimate for the cost of this {@link Node}. This estimate can be used by
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92 * runtime systems or guest languages to implement heuristics based on Truffle ASTs. This method
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93 * is intended to be overridden by subclasses. The default implementation returns the value of
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94 * {@link NodeInfo#cost()} of the {@link NodeInfo} annotation declared at the subclass. If no
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95 * {@link NodeInfo} annotation is declared the method returns {@link NodeCost#MONOMORPHIC} as a
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96 * default value.
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97 */
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98 public NodeCost getCost() {
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99 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
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100 if (info != null) {
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101 return info.cost();
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102 }
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103 return NodeCost.MONOMORPHIC;
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104 }
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105
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106 /**
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107 * Clears any previously assigned guest language source code from this node.
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108 */
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109 public final void clearSourceSection() {
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110 this.sourceSection = null;
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111 }
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112
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113 /**
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114 * Retrieves the guest language source code section that is currently assigned to this node.
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115 *
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116 * @return the assigned source code section
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117 */
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118 public final SourceSection getSourceSection() {
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119 return sourceSection;
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120 }
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121
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122 /**
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123 * Retrieves the guest language source code section that is currently assigned to this node.
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124 *
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125 * @return the assigned source code section
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126 */
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127 @CompilerDirectives.SlowPath
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128 public final SourceSection getEncapsulatingSourceSection() {
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129 if (sourceSection == null && getParent() != null) {
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130 return getParent().getEncapsulatingSourceSection();
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131 }
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132 return sourceSection;
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133 }
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134
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135 /**
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136 * Method that updates the link to the parent in the array of specified new child nodes to this
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137 * node.
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138 *
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139 * @param newChildren the array of new children whose parent should be updated
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140 * @return the array of new children
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141 */
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142 protected final <T extends Node> T[] insert(final T[] newChildren) {
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143 CompilerDirectives.transferToInterpreterAndInvalidate();
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144 assert newChildren != null;
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145 for (Node newChild : newChildren) {
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146 adoptHelper(newChild);
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147 }
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148 return newChildren;
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149 }
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150
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151 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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152 * Method that updates the link to the parent in the specified new child node to this node.
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153 *
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154 * @param newChild the new child whose parent should be updated
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155 * @return the new child
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156 */
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157 protected final <T extends Node> T insert(final T newChild) {
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158 CompilerDirectives.transferToInterpreterAndInvalidate();
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159 assert newChild != null;
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160 adoptHelper(newChild);
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161 return newChild;
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162 }
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163
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164 public final void adoptChildren() {
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165 CompilerDirectives.transferToInterpreterAndInvalidate();
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166 adoptHelper();
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167 }
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168
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169 private void adoptHelper(final Node newChild) {
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170 assert newChild != null;
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171 if (newChild == this) {
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172 throw new IllegalStateException("The parent of a node can never be the node itself.");
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173 }
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174 boolean isInserted = newChild.parent == null;
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175 newChild.parent = this;
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176 if (TruffleOptions.TraceASTJSON) {
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177 JSONHelper.dumpNewChild(this, newChild);
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178 }
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179 newChild.adoptHelper();
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180 if (isInserted) {
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181 newChild.onAdopt();
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182 }
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183 }
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184
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185 private void adoptHelper() {
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186 Iterable<Node> children = this.getChildren();
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187 for (Node child : children) {
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188 if (child != null && child.getParent() != this) {
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189 this.adoptHelper(child);
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190 }
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191 }
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192 }
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193
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194 private void adoptUnadoptedHelper(final Node newChild) {
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195 assert newChild != null;
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196 if (newChild == this) {
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197 throw new IllegalStateException("The parent of a node can never be the node itself.");
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198 }
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199 boolean isInserted = newChild.parent == null;
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200 newChild.parent = this;
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201 newChild.adoptUnadoptedHelper();
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202 if (isInserted) {
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203 newChild.onAdopt();
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204 }
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205 }
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206
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207 private void adoptUnadoptedHelper() {
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208 Iterable<Node> children = this.getChildren();
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209 for (Node child : children) {
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210 if (child != null && child.getParent() == null) {
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211 this.adoptUnadoptedHelper(child);
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212 }
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213 }
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214 }
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215
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216 /**
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217 * Returns properties of this node interesting for debugging and can be overwritten by
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218 * subclasses to add their own custom properties.
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219 *
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220 * @return the properties as a key/value hash map
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221 */
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222 public Map<String, Object> getDebugProperties() {
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223 Map<String, Object> properties = new HashMap<>();
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224 return properties;
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225 }
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226
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227 /**
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228 * The current parent node of this node.
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229 *
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230 * @return the parent node
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231 */
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232 public final Node getParent() {
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233 return parent;
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234 }
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235
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236 /**
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237 * Replaces this node with another node. If there is a source section (see
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238 * {@link #getSourceSection()}) associated with this node, it is transferred to the new node.
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239 *
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240 * @param newNode the new node that is the replacement
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241 * @param reason a description of the reason for the replacement
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242 * @return the new node
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243 */
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244 public final <T extends Node> T replace(final T newNode, final CharSequence reason) {
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245 CompilerDirectives.transferToInterpreterAndInvalidate();
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246 atomic(new Runnable() {
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247 public void run() {
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248 replaceHelper(newNode, reason);
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249 }
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250 });
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251 return newNode;
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252 }
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253
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254 /**
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255 * Replaces this node with another node. If there is a source section (see
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256 * {@link #getSourceSection()}) associated with this node, it is transferred to the new node.
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257 *
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258 * @param newNode the new node that is the replacement
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259 * @return the new node
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260 */
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261 public final <T extends Node> T replace(T newNode) {
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262 return replace(newNode, "");
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263 }
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264
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265 private void replaceHelper(Node newNode, CharSequence reason) {
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266 CompilerAsserts.neverPartOfCompilation();
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267 if (this.getParent() == null) {
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268 throw new IllegalStateException("This node cannot be replaced, because it does not yet have a parent.");
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269 }
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270 if (sourceSection != null && newNode.getSourceSection() == null) {
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271 // Pass on the source section to the new node.
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272 newNode.assignSourceSection(sourceSection);
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273 }
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274 // (aw) need to set parent *before* replace, so that (unsynchronized) getRootNode()
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275 // will always find the root node
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276 newNode.parent = this.parent;
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277 if (NodeUtil.replaceChild(this.parent, this, newNode)) {
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278 this.parent.adoptHelper(newNode);
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279 } else {
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280 this.parent.adoptUnadoptedHelper(newNode);
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281 }
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282 reportReplace(this, newNode, reason);
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283 if (TruffleOptions.TraceASTJSON) {
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284 JSONHelper.dumpReplaceChild(this, newNode, reason);
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285 }
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286 onReplace(newNode, reason);
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287 }
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288
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289 /**
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290 * Checks if this node is properly adopted by a parent and can be replaced.
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291 *
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292 * @return {@code true} if it is safe to replace this node.
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293 */
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294 public final boolean isReplaceable() {
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295 if (getParent() != null) {
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296 for (Node sibling : getParent().getChildren()) {
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297 if (sibling == this) {
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298 return true;
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299 }
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300 }
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301 }
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302 return false;
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303 }
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304
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305 private void reportReplace(Node oldNode, Node newNode, CharSequence reason) {
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306 RootNode rootNode = getRootNode();
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307 if (rootNode != null) {
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308 CallTarget target = rootNode.getCallTarget();
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309 if (target instanceof ReplaceObserver) {
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310 ((ReplaceObserver) target).nodeReplaced(oldNode, newNode, reason);
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311 }
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312 }
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313 }
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314
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315 /**
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316 * Intended to be implemented by subclasses of {@link Node} to receive a notification when the
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317 * node is rewritten. This method is invoked before the actual replace has happened.
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318 *
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319 * @param newNode the replacement node
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320 * @param reason the reason the replace supplied
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321 */
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6189c1983cd3 Truffle: make Node#replace accept any CharSequence as reason
Andreas Woess <andreas.woess@jku.at>
parents: 14566
diff changeset
322 protected void onReplace(Node newNode, CharSequence reason) {
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
323 if (TruffleOptions.TraceRewrites) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
324 traceRewrite(newNode, reason);
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
325 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
326 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
327
14584
6189c1983cd3 Truffle: make Node#replace accept any CharSequence as reason
Andreas Woess <andreas.woess@jku.at>
parents: 14566
diff changeset
328 private void traceRewrite(Node newNode, CharSequence reason) {
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
329 if (TruffleOptions.TraceRewritesFilterFromCost != null) {
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
330 if (filterByKind(this, TruffleOptions.TraceRewritesFilterFromCost)) {
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
331 return;
10862
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10846
diff changeset
332 }
8c570011b86f Truffle: when a node is replaced, notify optimized call target and delay compilation.
Andreas Woess <andreas.woess@jku.at>
parents: 10846
diff changeset
333 }
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
334
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
335 if (TruffleOptions.TraceRewritesFilterToCost != null) {
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
336 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) {
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
337 return;
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
338 }
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
339 }
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
340
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
341 String filter = TruffleOptions.TraceRewritesFilterClass;
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
342 Class<? extends Node> from = getClass();
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
343 Class<? extends Node> to = newNode.getClass();
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
344 if (filter != null && (filterByContainsClassName(from, filter) || filterByContainsClassName(to, filter))) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
345 return;
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
346 }
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
347
15372
2cea065e419d Truffle: print the source section in the rewrite trace.
Chris Seaton <chris.seaton@oracle.com>
parents: 15346
diff changeset
348 final SourceSection reportedSourceSection = getEncapsulatingSourceSection();
2cea065e419d Truffle: print the source section in the rewrite trace.
Chris Seaton <chris.seaton@oracle.com>
parents: 15346
diff changeset
349
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
350 PrintStream out = System.out;
15372
2cea065e419d Truffle: print the source section in the rewrite trace.
Chris Seaton <chris.seaton@oracle.com>
parents: 15346
diff changeset
351 out.printf("[truffle] rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", this.toString(), formatNodeInfo(this), formatNodeInfo(newNode), reason != null && reason.length() > 0 ? reason
2cea065e419d Truffle: print the source section in the rewrite trace.
Chris Seaton <chris.seaton@oracle.com>
parents: 15346
diff changeset
352 : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : "");
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
353 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
354
15346
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
355 /**
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
356 * Subclasses of {@link Node} can implement this method to execute extra functionality when a
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
357 * node is effectively inserted into the AST. The {@code onAdopt} callback is called after the
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
358 * node has been effectively inserted, and it is guaranteed to be called only once for any given
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
359 * node.
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
360 */
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
361 protected void onAdopt() {
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
362 // empty default
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
363 }
1cd02b4d90d1 onAdopt callback for ASTs
Michael Haupt <michael.haupt@oracle.com>
parents: 14991
diff changeset
364
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
365 private static String formatNodeInfo(Node node) {
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
366 String cost = "?";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
367 switch (node.getCost()) {
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
368 case NONE:
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
369 cost = "G";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
370 break;
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
371 case MONOMORPHIC:
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
372 cost = "M";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
373 break;
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
374 case POLYMORPHIC:
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
375 cost = "P";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
376 break;
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
377 case MEGAMORPHIC:
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
378 cost = "G";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
379 break;
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
380 default:
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
381 cost = "?";
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
382 break;
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
383 }
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
384 return cost + " " + node.getClass().getSimpleName();
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
385 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
386
14564
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
387 private static boolean filterByKind(Node node, NodeCost cost) {
5d1308c78ddc Truffle: Introduced NodeCost as a replacement for NodeInfo.Kind.
Christian Humer <christian.humer@gmail.com>
parents: 14073
diff changeset
388 return node.getCost() == cost;
10590
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
389 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
390
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
391 private static boolean filterByContainsClassName(Class<? extends Node> from, String filter) {
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
392 Class<?> currentFrom = from;
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
393 while (currentFrom != null) {
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
394 if (currentFrom.getName().contains(filter)) {
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
395 return false;
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
396 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
397 currentFrom = currentFrom.getSuperclass();
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
398 }
6eb8d63cea34 Added a feature to trace rewrites of truffle nodes.
Christian Humer <christian.humer@gmail.com>
parents: 10481
diff changeset
399 return true;
9782
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
400 }
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
401
ba02d19dd3cc Added an onReplace method to Node to provide a way for a guest language implementation to use replace tracing.
Christian Humer <christian.humer@gmail.com>
parents: 9256
diff changeset
402 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
403 * Invokes the {@link NodeVisitor#visit(Node)} method for this node and recursively also for all
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
404 * child nodes.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
405 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
406 * @param nodeVisitor the visitor
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
407 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
408 public final void accept(NodeVisitor nodeVisitor) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
409 if (nodeVisitor.visit(this)) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
410 for (Node child : this.getChildren()) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
411 if (child != null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 child.accept(nodeVisitor);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
413 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 /**
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
419 * Iterator over the children of this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
420 *
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
421 * @return the iterator
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 public final Iterable<Node> getChildren() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
424 final Node node = this;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
425 return new Iterable<Node>() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
426
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
427 public Iterator<Node> iterator() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
428 return new NodeUtil.NodeIterator(node);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
429 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
430 };
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
431 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
432
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
433 /**
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
434 * Creates a shallow copy of this node.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
435 *
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
436 * @return the new copy
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
437 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
438 public Node copy() {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
439 try {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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440 return (Node) super.clone();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
441 } catch (CloneNotSupportedException e) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
442 return null;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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443 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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444 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
445
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
446 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
447 * This method must never be called. It enforces that {@link Object#clone} is not directly
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
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448 * called by subclasses. Use the {@link #copy()} method instead.
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
449 */
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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450 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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451 @Deprecated
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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452 protected final Object clone() throws CloneNotSupportedException {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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453 throw new IllegalStateException("This method should never be called, use the copy method instead!");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 /**
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
457 * Get the root node of the tree a node belongs to.
14991
64dcb92ee75a Truffle: Change signature for Truffle calls from (PackedFrame, Arguments) to (Object[]).
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 14629
diff changeset
458 *
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
459 * @return the {@link RootNode} or {@code null} if there is none.
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
460 */
13983
f46cab39a9a2 Truffle: Updated inlining API. Pushed inlining implementation to the Truffle runtime.
Christian Humer <christian.humer@gmail.com>
parents: 13915
diff changeset
461 public final RootNode getRootNode() {
12692
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
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462 Node rootNode = this;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
463 while (rootNode.getParent() != null) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
464 assert !(rootNode instanceof RootNode) : "root node must not have a parent";
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
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465 rootNode = rootNode.getParent();
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
466 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
467 if (rootNode instanceof RootNode) {
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
468 return (RootNode) rootNode;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
469 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
470 return null;
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
471 }
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
472
ffd4b6b4ae68 Truffle Node class refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 12495
diff changeset
473 /**
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
474 * Converts this node to a textual representation useful for debugging.
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
475 */
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
476 @Override
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477 public String toString() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
478 StringBuilder sb = new StringBuilder(getClass().getSimpleName());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
479 Map<String, Object> properties = getDebugProperties();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 boolean hasProperties = false;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
481 for (Map.Entry<String, Object> entry : properties.entrySet()) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
482 sb.append(hasProperties ? "," : "<");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
483 hasProperties = true;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
484 sb.append(entry.getKey()).append("=").append(entry.getValue());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
485 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
486 if (hasProperties) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
487 sb.append(">");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
488 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 sb.append("@").append(Integer.toHexString(hashCode()));
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 return sb.toString();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491 }
14629
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
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diff changeset
492
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
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493 public final void atomic(Runnable closure) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
494 RootNode rootNode = getRootNode();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
495 if (rootNode != null) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
496 synchronized (rootNode) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
497 closure.run();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
498 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
499 } else {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
500 closure.run();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
501 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
502 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
503
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
504 public final <T> T atomic(Callable<T> closure) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
505 try {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
506 RootNode rootNode = getRootNode();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
507 if (rootNode != null) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
508 synchronized (rootNode) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
509 return closure.call();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
510 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
511 } else {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
512 return closure.call();
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
513 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
514 } catch (RuntimeException e) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
515 throw e;
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
516 } catch (Exception e) {
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
517 throw new RuntimeException(e);
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
518 }
ba52fbec5b6c Truffle: atomic node rewriting
Andreas Woess <andreas.woess@jku.at>
parents: 14628
diff changeset
519 }
15775
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
520
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
521 /**
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
522 * Returns a user-readable description of the purpose of the Node, or "" if no description is
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
523 * available.
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
524 */
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
525 public String getDescription() {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
526 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
527 if (info != null) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
528 return info.description();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
529 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
530 return "";
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
531 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
532
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
533 /**
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
534 * Returns a string representing the language this node has been implemented for. If the
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
535 * language is unknown, returns "".
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
536 */
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
537 public String getLanguage() {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
538 NodeInfo info = getClass().getAnnotation(NodeInfo.class);
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
539 if (info != null && info.language() != null && info.language().length() > 0) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
540 return info.language();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
541 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
542 if (parent != null) {
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
543 return parent.getLanguage();
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
544 }
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
545 return "";
4293efaaab76 Add description and language to the NodeInfo annotation
Christian Wirth <christian.wirth@oracle.com>
parents: 15474
diff changeset
546 }
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
547 }