Mercurial > hg > graal-compiler
annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 21557:31fc2fce38f3
Merge.
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 27 May 2015 13:32:18 +0200 |
parents | 286aef83a9a7 |
children | 45ed86c4d127 |
rev | line source |
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1 /* |
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2 * Copyright (c) 2012, 2015, 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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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.
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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.lang.reflect.*; |
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30 import java.util.*; |
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31 |
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32 import sun.misc.*; |
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33 |
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34 import com.oracle.truffle.api.*; |
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35 import com.oracle.truffle.api.instrument.*; |
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36 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode; |
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37 import com.oracle.truffle.api.nodes.NodeFieldAccessor.NodeFieldKind; |
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38 import com.oracle.truffle.api.source.*; |
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39 |
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40 /** |
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41 * Utility class that manages the special access methods for node instances. |
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42 */ |
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43 public final class NodeUtil { |
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44 |
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45 /** |
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46 * Interface that allows the customization of field offsets used for {@link Unsafe} field |
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47 * accesses. |
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48 */ |
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49 public interface FieldOffsetProvider { |
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50 |
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51 long objectFieldOffset(Field field); |
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52 |
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53 int getTypeSize(Class<?> clazz); |
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54 } |
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55 |
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56 static Iterator<Node> makeIterator(Node node) { |
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57 return node.getNodeClass().makeIterator(node); |
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58 } |
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59 |
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60 public static Iterator<Node> makeRecursiveIterator(Node node) { |
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61 return new RecursiveNodeIterator(node); |
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62 } |
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63 |
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64 private static final class RecursiveNodeIterator implements Iterator<Node> { |
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65 private final List<Iterator<Node>> iteratorStack = new ArrayList<>(); |
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66 |
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67 public RecursiveNodeIterator(final Node node) { |
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68 iteratorStack.add(new Iterator<Node>() { |
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69 |
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70 private boolean visited; |
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71 |
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72 public void remove() { |
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73 throw new UnsupportedOperationException(); |
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74 } |
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75 |
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76 public Node next() { |
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77 if (visited) { |
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78 throw new NoSuchElementException(); |
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79 } |
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80 visited = true; |
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81 return node; |
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82 } |
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83 |
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84 public boolean hasNext() { |
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85 return !visited; |
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86 } |
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87 }); |
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88 } |
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89 |
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90 public boolean hasNext() { |
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91 return peekIterator() != null; |
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92 } |
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93 |
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94 public Node next() { |
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95 Iterator<Node> iterator = peekIterator(); |
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96 if (iterator == null) { |
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97 throw new NoSuchElementException(); |
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98 } |
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99 |
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100 Node node = iterator.next(); |
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101 if (node != null) { |
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102 Iterator<Node> childIterator = makeIterator(node); |
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103 if (childIterator.hasNext()) { |
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104 iteratorStack.add(childIterator); |
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105 } |
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106 } |
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107 return node; |
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108 } |
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109 |
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110 private Iterator<Node> peekIterator() { |
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111 int tos = iteratorStack.size() - 1; |
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112 while (tos >= 0) { |
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113 Iterator<Node> iterable = iteratorStack.get(tos); |
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114 if (iterable.hasNext()) { |
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115 return iterable; |
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116 } else { |
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117 iteratorStack.remove(tos--); |
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118 } |
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119 } |
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120 return null; |
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121 } |
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122 |
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123 public void remove() { |
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124 throw new UnsupportedOperationException(); |
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125 } |
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126 } |
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127 |
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128 @SuppressWarnings("unchecked") |
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129 public static <T extends Node> T cloneNode(T orig) { |
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130 return (T) orig.deepCopy(); |
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131 } |
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132 |
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133 static Node deepCopyImpl(Node orig) { |
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134 final Node clone = orig.copy(); |
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135 NodeClass nodeClass = clone.getNodeClass(); |
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136 |
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137 nodeClass.getParentField().putObject(clone, null); |
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138 |
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139 for (NodeFieldAccessor childField : nodeClass.getChildFields()) { |
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140 Node child = (Node) childField.getObject(orig); |
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141 if (child != null) { |
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142 Node clonedChild = child.deepCopy(); |
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143 nodeClass.getParentField().putObject(clonedChild, clone); |
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144 childField.putObject(clone, clonedChild); |
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145 } |
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146 } |
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147 for (NodeFieldAccessor childrenField : nodeClass.getChildrenFields()) { |
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148 Object[] children = (Object[]) childrenField.getObject(orig); |
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149 if (children != null) { |
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150 Object[] clonedChildren = (Object[]) Array.newInstance(children.getClass().getComponentType(), children.length); |
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151 for (int i = 0; i < children.length; i++) { |
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152 if (children[i] != null) { |
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153 Node clonedChild = ((Node) children[i]).deepCopy(); |
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154 clonedChildren[i] = clonedChild; |
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155 nodeClass.getParentField().putObject(clonedChild, clone); |
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156 } |
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157 } |
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158 childrenField.putObject(clone, clonedChildren); |
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159 } |
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160 } |
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161 for (NodeFieldAccessor cloneableField : nodeClass.getCloneableFields()) { |
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162 Object cloneable = cloneableField.getObject(clone); |
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163 if (cloneable != null && cloneable == cloneableField.getObject(orig)) { |
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164 cloneableField.putObject(clone, ((NodeCloneable) cloneable).clone()); |
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165 } |
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166 } |
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167 return clone; |
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168 } |
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169 |
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170 public static List<Node> findNodeChildren(Node node) { |
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171 List<Node> nodes = new ArrayList<>(); |
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172 NodeClass nodeClass = node.getNodeClass(); |
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173 |
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174 for (NodeFieldAccessor nodeField : nodeClass.getChildFields()) { |
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175 Object child = nodeField.getObject(node); |
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176 if (child != null) { |
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177 nodes.add((Node) child); |
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178 } |
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179 } |
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180 for (NodeFieldAccessor nodeField : nodeClass.getChildrenFields()) { |
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181 Object[] children = (Object[]) nodeField.getObject(node); |
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182 if (children != null) { |
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183 for (Object child : children) { |
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184 if (child != null) { |
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185 nodes.add((Node) child); |
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186 } |
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187 } |
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188 } |
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189 } |
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190 |
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191 return nodes; |
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192 } |
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193 |
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194 public static <T extends Node> T nonAtomicReplace(Node oldNode, T newNode, CharSequence reason) { |
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195 oldNode.replaceHelper(newNode, reason); |
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196 return newNode; |
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197 } |
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198 |
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199 public static boolean replaceChild(Node parent, Node oldChild, Node newChild) { |
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200 NodeClass nodeClass = parent.getNodeClass(); |
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201 |
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202 for (NodeFieldAccessor nodeField : nodeClass.getChildFields()) { |
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203 if (nodeField.getObject(parent) == oldChild) { |
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204 assert assertAssignable(nodeField, newChild); |
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205 nodeField.putObject(parent, newChild); |
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206 return true; |
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207 } |
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208 } |
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209 |
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210 for (NodeFieldAccessor nodeField : nodeClass.getChildrenFields()) { |
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211 Object arrayObject = nodeField.getObject(parent); |
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212 if (arrayObject != null) { |
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213 Object[] array = (Object[]) arrayObject; |
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214 for (int i = 0; i < array.length; i++) { |
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215 if (array[i] == oldChild) { |
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216 assert assertAssignable(nodeField, newChild); |
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217 array[i] = newChild; |
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218 return true; |
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219 } |
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220 } |
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221 } |
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222 } |
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223 return false; |
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224 } |
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225 |
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226 private static boolean assertAssignable(NodeFieldAccessor field, Object newValue) { |
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227 if (newValue == null) { |
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228 return true; |
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229 } |
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230 if (field.getKind() == NodeFieldKind.CHILD) { |
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231 if (field.getType().isAssignableFrom(newValue.getClass())) { |
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232 return true; |
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233 } else { |
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234 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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235 return false; |
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236 } |
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237 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
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238 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) { |
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239 return true; |
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240 } else { |
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241 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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242 return false; |
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243 } |
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244 } |
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245 throw new IllegalArgumentException(); |
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246 } |
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247 |
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248 /** |
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249 * Finds the field in a parent node, if any, that holds a specified child node. |
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250 * |
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251 * @return the field (possibly an array) holding the child, {@code null} if not found. |
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252 */ |
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253 public static NodeFieldAccessor findChildField(Node parent, Node child) { |
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254 assert child != null; |
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255 NodeClass parentNodeClass = parent.getNodeClass(); |
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256 |
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257 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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258 if (field.getObject(parent) == child) { |
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259 return field; |
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260 } |
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261 } |
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262 |
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263 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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264 Object arrayObject = field.getObject(parent); |
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265 if (arrayObject != null) { |
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266 Object[] array = (Object[]) arrayObject; |
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267 for (int i = 0; i < array.length; i++) { |
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268 if (array[i] == child) { |
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269 return field; |
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270 } |
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271 } |
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272 } |
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273 } |
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274 return null; |
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275 } |
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276 |
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277 /** |
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278 * Determines whether a proposed child replacement would be safe: structurally and type. |
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279 */ |
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280 public static boolean isReplacementSafe(Node parent, Node oldChild, Node newChild) { |
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281 assert newChild != null; |
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282 if (parent != null) { |
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283 final NodeFieldAccessor field = findChildField(parent, oldChild); |
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284 if (field != null) { |
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285 switch (field.getKind()) { |
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286 case CHILD: |
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287 return field.getType().isAssignableFrom(newChild.getClass()); |
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288 case CHILDREN: |
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289 return field.getType().getComponentType().isAssignableFrom(newChild.getClass()); |
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290 default: |
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291 throw new IllegalStateException(); |
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292 } |
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293 } |
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294 } |
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295 return false; |
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296 } |
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297 |
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298 /** |
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299 * Executes a closure for every non-null child of the parent node. |
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300 * |
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301 * @return {@code true} if all children were visited, {@code false} otherwise |
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302 */ |
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303 public static boolean forEachChild(Node parent, NodeVisitor visitor) { |
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304 Objects.requireNonNull(visitor); |
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305 NodeClass parentNodeClass = parent.getNodeClass(); |
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306 |
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307 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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308 Object child = field.getObject(parent); |
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309 if (child != null) { |
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310 if (!visitor.visit((Node) child)) { |
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311 return false; |
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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 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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317 Object arrayObject = field.getObject(parent); |
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318 if (arrayObject != null) { |
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319 Object[] array = (Object[]) arrayObject; |
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320 for (int i = 0; i < array.length; i++) { |
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321 Object child = array[i]; |
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322 if (child != null) { |
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323 if (!visitor.visit((Node) child)) { |
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324 return false; |
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325 } |
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326 } |
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327 } |
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328 } |
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329 } |
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330 |
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331 return true; |
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332 } |
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333 |
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334 static boolean forEachChildRecursive(Node parent, NodeVisitor visitor) { |
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335 NodeClass parentNodeClass = parent.getNodeClass(); |
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336 |
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337 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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338 if (!visitChild((Node) field.getObject(parent), visitor)) { |
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339 return false; |
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340 } |
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341 } |
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342 |
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343 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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344 Object arrayObject = field.getObject(parent); |
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345 if (arrayObject == null) { |
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346 continue; |
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347 } |
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348 Object[] array = (Object[]) arrayObject; |
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349 for (int i = 0; i < array.length; i++) { |
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350 if (!visitChild((Node) array[i], visitor)) { |
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351 return false; |
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352 } |
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353 } |
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354 } |
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355 |
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356 return true; |
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357 } |
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358 |
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359 private static boolean visitChild(Node child, NodeVisitor visitor) { |
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360 if (child == null) { |
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361 return true; |
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362 } |
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363 if (!visitor.visit(child)) { |
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364 return false; |
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365 } |
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366 if (!forEachChildRecursive(child, visitor)) { |
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367 return false; |
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368 } |
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369 return true; |
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370 } |
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371 |
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372 /** Returns all declared fields in the class hierarchy. */ |
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373 static Field[] getAllFields(Class<? extends Object> clazz) { |
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374 Field[] declaredFields = clazz.getDeclaredFields(); |
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375 if (clazz.getSuperclass() != null) { |
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376 return concat(getAllFields(clazz.getSuperclass()), declaredFields); |
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377 } |
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378 return declaredFields; |
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379 } |
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380 |
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381 public static <T> T[] concat(T[] first, T[] second) { |
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382 T[] result = Arrays.copyOf(first, first.length + second.length); |
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383 System.arraycopy(second, 0, result, first.length, second.length); |
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384 return result; |
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385 } |
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386 |
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387 /** |
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388 * Get the nth parent of a node, where the 0th parent is the node itself. Returns null if there |
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389 * are less than n ancestors. |
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390 */ |
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391 public static Node getNthParent(Node node, int n) { |
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392 Node parent = node; |
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393 |
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394 for (int i = 0; i < n; i++) { |
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395 parent = parent.getParent(); |
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396 |
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397 if (parent == null) { |
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398 return null; |
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399 } |
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400 } |
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401 |
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402 return parent; |
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403 } |
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404 |
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405 /** find annotation in class/interface hierarchy. */ |
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406 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) { |
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407 if (clazz.getAnnotation(annotationClass) != null) { |
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408 return clazz.getAnnotation(annotationClass); |
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409 } else { |
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410 for (Class<?> intf : clazz.getInterfaces()) { |
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411 if (intf.getAnnotation(annotationClass) != null) { |
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412 return intf.getAnnotation(annotationClass); |
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413 } |
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414 } |
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415 if (clazz.getSuperclass() != null) { |
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416 return findAnnotation(clazz.getSuperclass(), annotationClass); |
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417 } |
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418 } |
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419 return null; |
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420 } |
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421 |
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422 public static <T> T findParent(Node start, Class<T> clazz) { |
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423 Node parent = start.getParent(); |
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424 if (parent == null) { |
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425 return null; |
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426 } else if (clazz.isInstance(parent)) { |
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427 return clazz.cast(parent); |
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428 } else { |
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429 return findParent(parent, clazz); |
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430 } |
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431 } |
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432 |
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433 public static <T> List<T> findAllParents(Node start, Class<T> clazz) { |
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434 List<T> parents = new ArrayList<>(); |
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435 T parent = findParent(start, clazz); |
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436 while (parent != null) { |
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437 parents.add(parent); |
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438 parent = findParent((Node) parent, clazz); |
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439 } |
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440 return parents; |
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441 } |
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442 |
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443 public static List<Node> collectNodes(Node parent, Node child) { |
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444 List<Node> nodes = new ArrayList<>(); |
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445 Node current = child; |
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446 while (current != null) { |
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447 nodes.add(current); |
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448 if (current == parent) { |
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449 return nodes; |
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450 } |
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451 current = current.getParent(); |
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452 } |
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453 throw new IllegalArgumentException("Node " + parent + " is not a parent of " + child + "."); |
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454 } |
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455 |
9537
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Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
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456 public static <T> T findFirstNodeInstance(Node root, Class<T> clazz) { |
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Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
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457 for (Node childNode : findNodeChildren(root)) { |
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458 if (clazz.isInstance(childNode)) { |
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459 return clazz.cast(childNode); |
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460 } else { |
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461 T node = findFirstNodeInstance(childNode, clazz); |
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462 if (node != null) { |
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463 return node; |
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464 } |
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465 } |
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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.
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466 } |
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467 return null; |
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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.
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468 } |
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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.
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469 |
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470 public static <T> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) { |
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471 final List<T> nodeList = new ArrayList<>(); |
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472 root.accept(new NodeVisitor() { |
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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.
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473 public boolean visit(Node node) { |
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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.
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474 if (clazz.isInstance(node)) { |
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475 nodeList.add(clazz.cast(node)); |
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476 } |
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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.
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477 return 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.
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478 } |
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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.
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479 }); |
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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.
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480 return nodeList; |
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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.
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481 } |
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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.
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482 |
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483 /** |
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484 * Like {@link #findAllNodeInstances(Node, Class)} but do not visit children of found nodes. |
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485 */ |
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486 public static <T> List<T> findNodeInstancesShallow(final Node root, final Class<T> clazz) { |
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487 final List<T> nodeList = new ArrayList<>(); |
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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.
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488 root.accept(new NodeVisitor() { |
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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.
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489 public boolean visit(Node node) { |
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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.
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490 if (clazz.isInstance(node)) { |
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491 nodeList.add(clazz.cast(node)); |
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492 return false; |
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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.
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493 } |
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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.
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494 return true; |
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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.
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495 } |
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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.
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496 }); |
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497 return nodeList; |
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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.
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498 } |
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499 |
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500 public static int countNodes(Node root) { |
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501 return countNodes(root, NodeCountFilter.NO_FILTER); |
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502 } |
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503 |
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504 public static int countNodes(Node root, NodeCountFilter filter) { |
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505 NodeCounter counter = new NodeCounter(filter); |
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506 root.accept(counter); |
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507 return counter.count; |
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508 } |
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509 |
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510 public interface NodeCountFilter { |
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511 |
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512 NodeCountFilter NO_FILTER = new NodeCountFilter() { |
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513 |
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514 public boolean isCounted(Node node) { |
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515 return true; |
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516 } |
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517 }; |
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518 |
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519 boolean isCounted(Node node); |
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520 |
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521 } |
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522 |
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523 public static String printCompactTreeToString(Node node) { |
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524 StringWriter out = new StringWriter(); |
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525 printCompactTree(new PrintWriter(out), null, node, 1); |
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526 return out.toString(); |
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527 } |
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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.
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528 |
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529 public static void printCompactTree(OutputStream out, Node node) { |
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530 printCompactTree(new PrintWriter(out), null, node, 1); |
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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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531 } |
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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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532 |
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533 private static void printCompactTree(PrintWriter p, Node parent, Node node, int level) { |
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534 if (node == null) { |
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535 return; |
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536 } |
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537 for (int i = 0; i < level; i++) { |
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538 p.print(" "); |
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539 } |
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540 if (parent == null) { |
10845
e9248ebb1d79
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541 p.println(nodeName(node)); |
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542 } else { |
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543 p.print(getNodeFieldName(parent, node, "unknownField")); |
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544 p.print(" = "); |
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|
545 p.println(nodeName(node)); |
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546 } |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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diff
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|
547 |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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548 for (Node child : node.getChildren()) { |
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Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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549 printCompactTree(p, node, child, level + 1); |
e6fe35d64b71
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parents:
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550 } |
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Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
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551 p.flush(); |
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|
552 } |
e6fe35d64b71
Implemented a method to produce a compact string representation of the truffle tree which just shows the nodes and their children but no data fields.
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diff
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|
553 |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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554 public static String printSourceAttributionTree(Node node) { |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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changeset
|
555 StringWriter out = new StringWriter(); |
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diff
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|
556 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
557 return out.toString(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
558 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
559 |
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|
560 public static void printSourceAttributionTree(OutputStream out, Node node) { |
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561 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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562 } |
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diff
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563 |
21469
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Replacing PrintStream with PrintWriter in the simple language
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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564 public static void printSourceAttributionTree(PrintWriter out, Node node) { |
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
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|
565 printSourceAttributionTree(out, null, node, 1); |
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
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parents:
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diff
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566 } |
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Replacing PrintStream with PrintWriter in the simple language
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diff
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|
567 |
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568 private static void printSourceAttributionTree(PrintWriter p, Node parent, Node node, int level) { |
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|
569 if (node == null) { |
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570 return; |
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571 } |
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572 if (parent == null) { |
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diff
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|
573 // Add some preliminary information before starting with the root node |
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574 final SourceSection sourceSection = node.getSourceSection(); |
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|
575 if (sourceSection != null) { |
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|
576 final String txt = sourceSection.getSource().getCode(); |
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577 p.println("Full source len=(" + txt.length() + ") ___" + txt + "___"); |
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099af41815ea
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diff
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|
578 p.println("AST source attribution:"); |
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|
579 } |
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580 } |
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581 final StringBuilder sb = new StringBuilder(); |
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582 for (int i = 0; i < level; i++) { |
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583 sb.append("| "); |
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584 } |
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585 |
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586 if (parent != null) { |
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587 sb.append(getNodeFieldName(parent, node, "")); |
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588 } |
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589 |
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590 sb.append(" (" + node.getClass().getSimpleName() + ") "); |
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591 |
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592 sb.append(printSyntaxTags(node)); |
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593 |
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594 sb.append(displaySourceAttribution(node)); |
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595 p.println(sb.toString()); |
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596 |
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597 for (Node child : node.getChildren()) { |
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598 printSourceAttributionTree(p, node, child, level + 1); |
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599 } |
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600 p.flush(); |
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601 } |
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602 |
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603 private static String getNodeFieldName(Node parent, Node node, String defaultName) { |
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604 NodeFieldAccessor[] fields = parent.getNodeClass().getFields(); |
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605 for (NodeFieldAccessor field : fields) { |
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606 Object value = field.loadValue(parent); |
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607 if (field.getKind() == NodeFieldKind.CHILD && value == node) { |
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608 return field.getName(); |
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609 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
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610 int index = 0; |
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611 for (Object arrayNode : (Object[]) value) { |
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612 if (arrayNode == node) { |
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613 return field.getName() + "[" + index + "]"; |
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614 } |
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615 index++; |
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616 } |
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617 } |
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618 } |
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619 return defaultName; |
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620 } |
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621 |
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622 /** |
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623 * Returns a string listing the {@linkplain SyntaxTag syntax tags}, if any, associated with a |
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624 * node: |
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625 * <ul> |
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626 * <li>"[{@linkplain StandardSyntaxTag#STATEMENT STATEMENT}, |
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627 * {@linkplain StandardSyntaxTag#ASSIGNMENT ASSIGNMENT}]" if tags have been applied;</li> |
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628 * <li>"[]" if the node supports tags, but none are present; and</li> |
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629 * <li>"" if the node does not support tags.</li> |
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630 * </ul> |
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631 */ |
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632 public static String printSyntaxTags(final Object node) { |
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633 if (node instanceof WrapperNode) { |
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634 final Probe probe = ((WrapperNode) node).getProbe(); |
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635 final Collection<SyntaxTag> syntaxTags = probe.getSyntaxTags(); |
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636 final StringBuilder sb = new StringBuilder(); |
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637 String prefix = ""; |
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638 sb.append("["); |
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639 for (SyntaxTag tag : syntaxTags) { |
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640 sb.append(prefix); |
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641 prefix = ","; |
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642 sb.append(tag.toString()); |
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643 } |
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644 sb.append("]"); |
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645 return sb.toString(); |
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646 } |
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647 return ""; |
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648 } |
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649 |
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650 /** |
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651 * Prints a human readable form of a {@link Node} AST to the given {@link PrintStream}. This |
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652 * print method does not check for cycles in the node structure. |
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653 * |
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654 * @param out the stream to print to. |
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655 * @param node the root node to write |
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656 */ |
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657 public static void printTree(OutputStream out, Node node) { |
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658 printTree(new PrintWriter(out), node); |
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659 } |
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660 |
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661 public static String printTreeToString(Node node) { |
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662 StringWriter out = new StringWriter(); |
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663 printTree(new PrintWriter(out), node); |
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664 return out.toString(); |
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665 } |
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666 |
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667 public static void printTree(PrintWriter p, Node node) { |
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668 printTree(p, node, 1); |
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669 p.println(); |
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670 p.flush(); |
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671 } |
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672 |
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673 private static void printTree(PrintWriter p, Node node, int level) { |
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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.
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674 if (node == null) { |
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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.
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parents:
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675 p.print("null"); |
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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.
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676 return; |
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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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677 } |
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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|
678 |
10845
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Andreas Woess <andreas.woess@jku.at>
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679 p.print(nodeName(node)); |
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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
|
680 |
20129
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
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681 ArrayList<NodeFieldAccessor> childFields = new ArrayList<>(); |
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682 String sep = ""; |
7267
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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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|
683 p.print("("); |
20130
8dc73c226c63
Truffle: cache NodeClass lookup in Node.
Christian Humer <christian.humer@gmail.com>
parents:
20129
diff
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684 for (NodeFieldAccessor field : NodeClass.get(node).getFields()) { |
9754
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Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
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685 if (field.getKind() == NodeFieldKind.CHILD || field.getKind() == NodeFieldKind.CHILDREN) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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686 childFields.add(field); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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diff
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687 } else if (field.getKind() == NodeFieldKind.DATA) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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688 p.print(sep); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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689 sep = ", "; |
7267
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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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|
690 |
9754
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691 p.print(field.getName()); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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692 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
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|
693 p.print(field.loadValue(node)); |
7267
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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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694 } |
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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695 } |
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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|
696 p.print(")"); |
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
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|
697 |
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
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|
698 if (childFields.size() != 0) { |
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
|
699 p.print(" {"); |
20129
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
19974
diff
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|
700 for (NodeFieldAccessor field : childFields) { |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
701 printNewLine(p, level); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
702 p.print(field.getName()); |
7267
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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
|
703 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
704 Object value = field.loadValue(node); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
705 if (value == null) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
706 p.print(" = null "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
707 } else if (field.getKind() == NodeFieldKind.CHILD) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
708 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
709 printTree(p, (Node) value, level + 1); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
710 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
711 printChildren(p, level, value); |
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
|
712 } |
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
|
713 } |
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
|
714 printNewLine(p, level - 1); |
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
|
715 p.print("}"); |
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
|
716 } |
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
|
717 } |
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
|
718 |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
719 private static void printChildren(PrintWriter p, int level, Object value) { |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
720 String sep; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
721 Object[] children = (Object[]) value; |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
722 p.print(" = ["); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
723 sep = ""; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
724 for (Object child : children) { |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
725 p.print(sep); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
726 sep = ", "; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
727 printTree(p, (Node) child, level + 1); |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
728 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
729 p.print("]"); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
730 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
731 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
732 private static void printNewLine(PrintWriter p, int level) { |
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
|
733 p.println(); |
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
|
734 for (int i = 0; i < level; i++) { |
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
|
735 p.print(" "); |
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
|
736 } |
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
|
737 } |
10742
99789440ce28
Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents:
10704
diff
changeset
|
738 |
10845
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
739 private static String nodeName(Node node) { |
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
740 return node.getClass().getSimpleName(); |
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
741 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
742 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
743 private static String displaySourceAttribution(Node node) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
744 final SourceSection section = node.getSourceSection(); |
16511
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
745 if (section instanceof NullSourceSection) { |
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
746 return "source: " + section.getShortDescription(); |
aee02665e505
Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16067
diff
changeset
|
747 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
748 if (section != null) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
749 final String srcText = section.getCode(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
750 final StringBuilder sb = new StringBuilder(); |
16674
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
751 sb.append("source:"); |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
752 sb.append(" (" + section.getCharIndex() + "," + (section.getCharEndIndex() - 1) + ")"); |
19010
3bf612703773
Truffle: print the line number in the source attribution tree.
Chris Seaton <chris.seaton@oracle.com>
parents:
18984
diff
changeset
|
753 sb.append(" line=" + section.getLineLocation().getLineNumber()); |
16674
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
754 sb.append(" len=" + srcText.length()); |
70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
16581
diff
changeset
|
755 sb.append(" text=\"" + srcText + "\""); |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
756 return sb.toString(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
757 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
758 return ""; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
759 } |
11950
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
760 |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
761 public static boolean verify(Node root) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
762 Iterable<Node> children = root.getChildren(); |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
763 for (Node child : children) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
764 if (child != null) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
765 if (child.getParent() != root) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
766 throw new AssertionError(toStringWithClass(child) + ": actual parent=" + toStringWithClass(child.getParent()) + " expected parent=" + toStringWithClass(root)); |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
767 } |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
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|
768 verify(child); |
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Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
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diff
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769 } |
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Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
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diff
changeset
|
770 } |
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Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
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diff
changeset
|
771 return true; |
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Andreas Woess <andreas.woess@jku.at>
parents:
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diff
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|
772 } |
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Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
773 |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
774 private static String toStringWithClass(Object obj) { |
be0a33a631fa
Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
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diff
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|
775 return obj == null ? "null" : obj + "(" + obj.getClass().getName() + ")"; |
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Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents:
11907
diff
changeset
|
776 } |
16464
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
777 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
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diff
changeset
|
778 static void traceRewrite(Node oldNode, Node newNode, CharSequence reason) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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parents:
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diff
changeset
|
779 if (TruffleOptions.TraceRewritesFilterFromCost != null) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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diff
changeset
|
780 if (filterByKind(oldNode, TruffleOptions.TraceRewritesFilterFromCost)) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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|
781 return; |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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diff
changeset
|
782 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
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diff
changeset
|
783 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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parents:
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diff
changeset
|
784 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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diff
changeset
|
785 if (TruffleOptions.TraceRewritesFilterToCost != null) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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diff
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|
786 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) { |
76081918079d
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diff
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|
787 return; |
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Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
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|
788 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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parents:
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diff
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|
789 } |
76081918079d
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diff
changeset
|
790 |
76081918079d
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changeset
|
791 String filter = TruffleOptions.TraceRewritesFilterClass; |
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792 Class<? extends Node> from = oldNode.getClass(); |
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|
793 Class<? extends Node> to = newNode.getClass(); |
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794 if (filter != null && (filterByContainsClassName(from, filter) || filterByContainsClassName(to, filter))) { |
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|
795 return; |
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diff
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|
796 } |
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parents:
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|
797 |
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|
798 final SourceSection reportedSourceSection = oldNode.getEncapsulatingSourceSection(); |
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|
799 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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|
800 PrintStream out = System.out; |
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801 out.printf("[truffle] rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", oldNode.toString(), formatNodeInfo(oldNode), formatNodeInfo(newNode), |
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|
802 reason != null && reason.length() > 0 ? reason : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : ""); |
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diff
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|
803 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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parents:
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|
804 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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changeset
|
805 private static String formatNodeInfo(Node node) { |
76081918079d
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parents:
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diff
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|
806 String cost = "?"; |
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|
807 switch (node.getCost()) { |
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|
808 case NONE: |
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|
809 cost = "G"; |
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|
810 break; |
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changeset
|
811 case MONOMORPHIC: |
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|
812 cost = "M"; |
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|
813 break; |
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|
814 case POLYMORPHIC: |
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815 cost = "P"; |
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diff
changeset
|
816 break; |
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|
817 case MEGAMORPHIC: |
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818 cost = "G"; |
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|
819 break; |
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|
820 default: |
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|
821 cost = "?"; |
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|
822 break; |
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|
823 } |
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|
824 return cost + " " + node.getClass().getSimpleName(); |
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|
825 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
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diff
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|
826 |
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|
827 private static boolean filterByKind(Node node, NodeCost cost) { |
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828 return node.getCost() == cost; |
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|
829 } |
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diff
changeset
|
830 |
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parents:
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|
831 private static boolean filterByContainsClassName(Class<? extends Node> from, String filter) { |
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|
832 Class<?> currentFrom = from; |
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|
833 while (currentFrom != null) { |
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|
834 if (currentFrom.getName().contains(filter)) { |
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|
835 return false; |
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|
836 } |
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|
837 currentFrom = currentFrom.getSuperclass(); |
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changeset
|
838 } |
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changeset
|
839 return true; |
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diff
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|
840 } |
20131
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
20130
diff
changeset
|
841 |
4b12d5355811
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parents:
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diff
changeset
|
842 private static final class NodeCounter implements NodeVisitor { |
4b12d5355811
Truffle: do not use iterators for visitors.
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parents:
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diff
changeset
|
843 |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
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diff
changeset
|
844 public int count; |
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parents:
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diff
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|
845 private final NodeCountFilter filter; |
4b12d5355811
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parents:
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diff
changeset
|
846 |
4b12d5355811
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parents:
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diff
changeset
|
847 public NodeCounter(NodeCountFilter filter) { |
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changeset
|
848 this.filter = filter; |
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diff
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|
849 } |
4b12d5355811
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parents:
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diff
changeset
|
850 |
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diff
changeset
|
851 public boolean visit(Node node) { |
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diff
changeset
|
852 if (filter.isCounted(node)) { |
4b12d5355811
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parents:
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diff
changeset
|
853 count++; |
4b12d5355811
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parents:
20130
diff
changeset
|
854 } |
4b12d5355811
Truffle: do not use iterators for visitors.
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parents:
20130
diff
changeset
|
855 return true; |
4b12d5355811
Truffle: do not use iterators for visitors.
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parents:
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diff
changeset
|
856 } |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
20130
diff
changeset
|
857 |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
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diff
changeset
|
858 } |
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
|
859 } |