Mercurial > hg > truffle
annotate truffle/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 21966:5023b913e2ba
Help the partial evaluator / language developer by marking API methods as neverPartOfCompilation() when they are too complicated to be compiled.
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Mon, 22 Jun 2015 10:16:27 -0700 |
parents | 9c8c0937da41 |
children | b2d1c8ff592a |
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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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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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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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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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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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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14 * version 2 for more details (a copy is included in the LICENSE file that |
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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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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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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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17 * You should have received a copy of the GNU General Public License version |
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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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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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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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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 CompilerAsserts.neverPartOfCompilation(); |
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135 final Node clone = orig.copy(); |
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136 NodeClass nodeClass = clone.getNodeClass(); |
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137 |
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138 nodeClass.getParentField().putObject(clone, null); |
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139 |
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140 for (NodeFieldAccessor childField : nodeClass.getChildFields()) { |
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141 Node child = (Node) childField.getObject(orig); |
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142 if (child != null) { |
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143 Node clonedChild = child.deepCopy(); |
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144 nodeClass.getParentField().putObject(clonedChild, clone); |
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145 childField.putObject(clone, clonedChild); |
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146 } |
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147 } |
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148 for (NodeFieldAccessor childrenField : nodeClass.getChildrenFields()) { |
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149 Object[] children = (Object[]) childrenField.getObject(orig); |
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150 if (children != null) { |
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151 Object[] clonedChildren = (Object[]) Array.newInstance(children.getClass().getComponentType(), children.length); |
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152 for (int i = 0; i < children.length; i++) { |
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153 if (children[i] != null) { |
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154 Node clonedChild = ((Node) children[i]).deepCopy(); |
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155 clonedChildren[i] = clonedChild; |
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156 nodeClass.getParentField().putObject(clonedChild, clone); |
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157 } |
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158 } |
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159 childrenField.putObject(clone, clonedChildren); |
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160 } |
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161 } |
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162 for (NodeFieldAccessor cloneableField : nodeClass.getCloneableFields()) { |
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163 Object cloneable = cloneableField.getObject(clone); |
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164 if (cloneable != null && cloneable == cloneableField.getObject(orig)) { |
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165 cloneableField.putObject(clone, ((NodeCloneable) cloneable).clone()); |
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166 } |
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167 } |
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168 return clone; |
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169 } |
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170 |
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171 public static List<Node> findNodeChildren(Node node) { |
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172 CompilerAsserts.neverPartOfCompilation(); |
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173 List<Node> nodes = new ArrayList<>(); |
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174 NodeClass nodeClass = node.getNodeClass(); |
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175 |
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176 for (NodeFieldAccessor nodeField : nodeClass.getChildFields()) { |
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177 Object child = nodeField.getObject(node); |
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178 if (child != null) { |
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179 nodes.add((Node) child); |
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180 } |
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181 } |
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182 for (NodeFieldAccessor nodeField : nodeClass.getChildrenFields()) { |
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183 Object[] children = (Object[]) nodeField.getObject(node); |
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184 if (children != null) { |
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185 for (Object child : children) { |
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186 if (child != null) { |
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187 nodes.add((Node) child); |
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188 } |
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189 } |
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190 } |
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191 } |
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192 |
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193 return nodes; |
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194 } |
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195 |
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196 public static <T extends Node> T nonAtomicReplace(Node oldNode, T newNode, CharSequence reason) { |
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197 oldNode.replaceHelper(newNode, reason); |
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198 return newNode; |
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199 } |
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200 |
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201 public static boolean replaceChild(Node parent, Node oldChild, Node newChild) { |
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202 CompilerAsserts.neverPartOfCompilation(); |
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203 NodeClass nodeClass = parent.getNodeClass(); |
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204 |
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205 for (NodeFieldAccessor nodeField : nodeClass.getChildFields()) { |
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206 if (nodeField.getObject(parent) == oldChild) { |
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207 assert assertAssignable(nodeField, newChild); |
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208 nodeField.putObject(parent, newChild); |
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209 return true; |
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210 } |
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211 } |
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212 |
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213 for (NodeFieldAccessor nodeField : nodeClass.getChildrenFields()) { |
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214 Object arrayObject = nodeField.getObject(parent); |
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215 if (arrayObject != null) { |
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216 Object[] array = (Object[]) arrayObject; |
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217 for (int i = 0; i < array.length; i++) { |
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218 if (array[i] == oldChild) { |
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219 assert assertAssignable(nodeField, newChild); |
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220 array[i] = newChild; |
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221 return true; |
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222 } |
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223 } |
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224 } |
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225 } |
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226 return false; |
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227 } |
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228 |
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229 private static boolean assertAssignable(NodeFieldAccessor field, Object newValue) { |
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230 if (newValue == null) { |
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231 return true; |
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232 } |
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233 if (field.getKind() == NodeFieldKind.CHILD) { |
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234 if (field.getType().isAssignableFrom(newValue.getClass())) { |
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235 return true; |
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236 } else { |
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237 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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238 return false; |
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239 } |
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240 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
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241 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) { |
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242 return true; |
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243 } else { |
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244 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName(); |
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245 return false; |
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246 } |
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247 } |
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248 throw new IllegalArgumentException(); |
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249 } |
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250 |
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251 /** |
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252 * Finds the field in a parent node, if any, that holds a specified child node. |
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253 * |
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254 * @return the field (possibly an array) holding the child, {@code null} if not found. |
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255 */ |
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256 public static NodeFieldAccessor findChildField(Node parent, Node child) { |
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257 assert child != null; |
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258 NodeClass parentNodeClass = parent.getNodeClass(); |
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259 |
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260 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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261 if (field.getObject(parent) == child) { |
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262 return field; |
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263 } |
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264 } |
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265 |
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266 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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267 Object arrayObject = field.getObject(parent); |
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268 if (arrayObject != null) { |
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269 Object[] array = (Object[]) arrayObject; |
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270 for (int i = 0; i < array.length; i++) { |
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271 if (array[i] == child) { |
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272 return field; |
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273 } |
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274 } |
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275 } |
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276 } |
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277 return null; |
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278 } |
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279 |
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280 /** |
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281 * Determines whether a proposed child replacement would be safe: structurally and type. |
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282 */ |
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283 public static boolean isReplacementSafe(Node parent, Node oldChild, Node newChild) { |
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284 assert newChild != null; |
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285 if (parent != null) { |
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286 final NodeFieldAccessor field = findChildField(parent, oldChild); |
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287 if (field != null) { |
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288 switch (field.getKind()) { |
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289 case CHILD: |
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290 return field.getType().isAssignableFrom(newChild.getClass()); |
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291 case CHILDREN: |
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292 return field.getType().getComponentType().isAssignableFrom(newChild.getClass()); |
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293 default: |
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294 throw new IllegalStateException(); |
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295 } |
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296 } |
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297 } |
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298 return false; |
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299 } |
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300 |
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301 /** |
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302 * Executes a closure for every non-null child of the parent node. |
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303 * |
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304 * @return {@code true} if all children were visited, {@code false} otherwise |
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305 */ |
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306 public static boolean forEachChild(Node parent, NodeVisitor visitor) { |
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307 CompilerAsserts.neverPartOfCompilation(); |
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308 Objects.requireNonNull(visitor); |
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309 NodeClass parentNodeClass = parent.getNodeClass(); |
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310 |
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311 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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312 Object child = field.getObject(parent); |
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313 if (child != null) { |
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314 if (!visitor.visit((Node) child)) { |
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315 return false; |
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316 } |
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317 } |
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318 } |
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319 |
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320 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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321 Object arrayObject = field.getObject(parent); |
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322 if (arrayObject != null) { |
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323 Object[] array = (Object[]) arrayObject; |
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324 for (int i = 0; i < array.length; i++) { |
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325 Object child = array[i]; |
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326 if (child != null) { |
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327 if (!visitor.visit((Node) child)) { |
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328 return false; |
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329 } |
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330 } |
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331 } |
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332 } |
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333 } |
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334 |
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335 return true; |
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336 } |
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337 |
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338 static boolean forEachChildRecursive(Node parent, NodeVisitor visitor) { |
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339 NodeClass parentNodeClass = parent.getNodeClass(); |
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340 |
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341 for (NodeFieldAccessor field : parentNodeClass.getChildFields()) { |
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342 if (!visitChild((Node) field.getObject(parent), visitor)) { |
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343 return false; |
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344 } |
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345 } |
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346 |
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347 for (NodeFieldAccessor field : parentNodeClass.getChildrenFields()) { |
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348 Object arrayObject = field.getObject(parent); |
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349 if (arrayObject == null) { |
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350 continue; |
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351 } |
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352 Object[] array = (Object[]) arrayObject; |
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353 for (int i = 0; i < array.length; i++) { |
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354 if (!visitChild((Node) array[i], visitor)) { |
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355 return false; |
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356 } |
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357 } |
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358 } |
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359 |
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360 return true; |
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361 } |
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362 |
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363 private static boolean visitChild(Node child, NodeVisitor visitor) { |
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364 if (child == null) { |
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365 return true; |
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366 } |
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367 if (!visitor.visit(child)) { |
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368 return false; |
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369 } |
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370 if (!forEachChildRecursive(child, visitor)) { |
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371 return false; |
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372 } |
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373 return true; |
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374 } |
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375 |
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376 /** Returns all declared fields in the class hierarchy. */ |
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377 static Field[] getAllFields(Class<? extends Object> clazz) { |
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378 Field[] declaredFields = clazz.getDeclaredFields(); |
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379 if (clazz.getSuperclass() != null) { |
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380 return concat(getAllFields(clazz.getSuperclass()), declaredFields); |
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381 } |
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382 return declaredFields; |
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383 } |
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384 |
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385 public static <T> T[] concat(T[] first, T[] second) { |
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386 T[] result = Arrays.copyOf(first, first.length + second.length); |
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387 System.arraycopy(second, 0, result, first.length, second.length); |
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388 return result; |
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389 } |
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390 |
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391 /** |
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392 * Get the nth parent of a node, where the 0th parent is the node itself. Returns null if there |
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393 * are less than n ancestors. |
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394 */ |
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395 public static Node getNthParent(Node node, int n) { |
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396 Node parent = node; |
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397 |
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398 for (int i = 0; i < n; i++) { |
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399 parent = parent.getParent(); |
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400 |
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401 if (parent == null) { |
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402 return null; |
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403 } |
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404 } |
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405 |
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406 return parent; |
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407 } |
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408 |
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409 /** find annotation in class/interface hierarchy. */ |
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410 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) { |
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411 if (clazz.getAnnotation(annotationClass) != null) { |
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412 return clazz.getAnnotation(annotationClass); |
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413 } else { |
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414 for (Class<?> intf : clazz.getInterfaces()) { |
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415 if (intf.getAnnotation(annotationClass) != null) { |
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416 return intf.getAnnotation(annotationClass); |
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417 } |
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418 } |
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419 if (clazz.getSuperclass() != null) { |
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420 return findAnnotation(clazz.getSuperclass(), annotationClass); |
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421 } |
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422 } |
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423 return null; |
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424 } |
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425 |
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426 public static <T> T findParent(Node start, Class<T> clazz) { |
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427 Node parent = start.getParent(); |
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428 if (parent == null) { |
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429 return null; |
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430 } else if (clazz.isInstance(parent)) { |
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431 return clazz.cast(parent); |
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432 } else { |
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433 return findParent(parent, clazz); |
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434 } |
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435 } |
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436 |
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437 public static <T> List<T> findAllParents(Node start, Class<T> clazz) { |
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438 List<T> parents = new ArrayList<>(); |
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439 T parent = findParent(start, clazz); |
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440 while (parent != null) { |
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441 parents.add(parent); |
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442 parent = findParent((Node) parent, clazz); |
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443 } |
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444 return parents; |
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445 } |
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446 |
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447 public static List<Node> collectNodes(Node parent, Node child) { |
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448 List<Node> nodes = new ArrayList<>(); |
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449 Node current = child; |
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450 while (current != null) { |
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451 nodes.add(current); |
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452 if (current == parent) { |
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453 return nodes; |
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454 } |
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455 current = current.getParent(); |
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456 } |
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457 throw new IllegalArgumentException("Node " + parent + " is not a parent of " + child + "."); |
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458 } |
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459 |
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460 public static <T> T findFirstNodeInstance(Node root, Class<T> clazz) { |
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461 if (clazz.isInstance(root)) { |
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462 return clazz.cast(root); |
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463 } |
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464 for (Node child : root.getChildren()) { |
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465 T node = findFirstNodeInstance(child, clazz); |
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466 if (node != null) { |
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467 return node; |
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468 } |
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469 } |
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470 return null; |
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471 } |
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472 |
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473 public static <T> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) { |
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474 final List<T> nodeList = new ArrayList<>(); |
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475 root.accept(new NodeVisitor() { |
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476 public boolean visit(Node node) { |
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477 if (clazz.isInstance(node)) { |
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478 nodeList.add(clazz.cast(node)); |
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479 } |
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480 return true; |
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481 } |
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482 }); |
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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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483 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.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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484 } |
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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485 |
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486 public static int countNodes(Node root) { |
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487 return countNodes(root, NodeCountFilter.NO_FILTER); |
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488 } |
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489 |
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490 public static int countNodes(Node root, NodeCountFilter filter) { |
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491 NodeCounter counter = new NodeCounter(filter); |
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492 root.accept(counter); |
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493 return counter.count; |
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494 } |
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495 |
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496 public interface NodeCountFilter { |
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497 |
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498 NodeCountFilter NO_FILTER = new NodeCountFilter() { |
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499 |
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500 public boolean isCounted(Node node) { |
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501 return true; |
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502 } |
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503 }; |
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504 |
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505 boolean isCounted(Node node); |
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506 |
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507 } |
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508 |
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Refactoring of NodeUtil to centralize the use of reflection
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509 public static String printCompactTreeToString(Node node) { |
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510 StringWriter out = new StringWriter(); |
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511 printCompactTree(new PrintWriter(out), null, node, 1); |
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512 return out.toString(); |
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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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513 } |
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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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514 |
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515 public static void printCompactTree(OutputStream out, Node node) { |
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Refactoring of NodeUtil to centralize the use of reflection
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516 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>
parents:
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517 } |
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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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518 |
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519 private static void printCompactTree(PrintWriter p, Node parent, Node node, int level) { |
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520 if (node == null) { |
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521 return; |
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522 } |
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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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523 for (int i = 0; i < level; i++) { |
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524 p.print(" "); |
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525 } |
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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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526 if (parent == null) { |
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Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
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diff
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527 p.println(nodeName(node)); |
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528 } else { |
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529 p.print(getNodeFieldName(parent, node, "unknownField")); |
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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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530 p.print(" = "); |
10845
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Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
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parents:
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531 p.println(nodeName(node)); |
9538
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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parents:
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532 } |
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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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parents:
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|
533 |
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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534 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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535 printCompactTree(p, node, child, level + 1); |
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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parents:
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|
536 } |
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Refactoring of NodeUtil to centralize the use of reflection
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537 p.flush(); |
9538
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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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parents:
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538 } |
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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parents:
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|
539 |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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540 public static String printSourceAttributionTree(Node node) { |
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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|
541 StringWriter out = new StringWriter(); |
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542 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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543 return out.toString(); |
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|
544 } |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
545 |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
546 public static void printSourceAttributionTree(OutputStream out, Node node) { |
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parents:
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|
547 printSourceAttributionTree(new PrintWriter(out), null, node, 1); |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
548 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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diff
changeset
|
549 |
21469
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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diff
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|
550 public static void printSourceAttributionTree(PrintWriter out, Node node) { |
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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diff
changeset
|
551 printSourceAttributionTree(out, null, node, 1); |
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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diff
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|
552 } |
286aef83a9a7
Replacing PrintStream with PrintWriter in the simple language
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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diff
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|
553 |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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parents:
11809
diff
changeset
|
554 private static void printSourceAttributionTree(PrintWriter p, Node parent, Node node, int level) { |
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555 if (node == null) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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|
556 return; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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parents:
11809
diff
changeset
|
557 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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|
558 if (parent == null) { |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
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559 // Add some preliminary information before starting with the root node |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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changeset
|
560 final SourceSection sourceSection = node.getSourceSection(); |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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parents:
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|
561 if (sourceSection != null) { |
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
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|
562 final String txt = sourceSection.getSource().getCode(); |
11907
873da100d113
Truffle: another minor tweak to NodeUtil.printSourceAttributionTree
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11850
diff
changeset
|
563 p.println("Full source len=(" + txt.length() + ") ___" + txt + "___"); |
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
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|
564 p.println("AST source attribution:"); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
565 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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parents:
11809
diff
changeset
|
566 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
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parents:
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diff
changeset
|
567 final StringBuilder sb = new StringBuilder(); |
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
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|
568 for (int i = 0; i < level; i++) { |
11850
e68922869732
Truffle: minor legibility improvement in NodeUtil.printSourceAttributionTree()
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11848
diff
changeset
|
569 sb.append("| "); |
11848
099af41815ea
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Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
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|
570 } |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
571 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
572 if (parent != null) { |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
573 sb.append(getNodeFieldName(parent, node, "")); |
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parents:
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diff
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|
574 } |
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Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
575 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
576 sb.append(" (" + node.getClass().getSimpleName() + ") "); |
18485
e3c95cbbb50c
Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
18332
diff
changeset
|
577 |
e3c95cbbb50c
Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
578 sb.append(printSyntaxTags(node)); |
e3c95cbbb50c
Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
18332
diff
changeset
|
579 |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
580 sb.append(displaySourceAttribution(node)); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
581 p.println(sb.toString()); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
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diff
changeset
|
582 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
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|
583 for (Node child : node.getChildren()) { |
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584 printSourceAttributionTree(p, node, child, level + 1); |
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585 } |
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586 p.flush(); |
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587 } |
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588 |
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589 private static String getNodeFieldName(Node parent, Node node, String defaultName) { |
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590 NodeFieldAccessor[] fields = parent.getNodeClass().getFields(); |
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591 for (NodeFieldAccessor field : fields) { |
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592 Object value = field.loadValue(parent); |
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593 if (field.getKind() == NodeFieldKind.CHILD && value == node) { |
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594 return field.getName(); |
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595 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
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596 int index = 0; |
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597 for (Object arrayNode : (Object[]) value) { |
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598 if (arrayNode == node) { |
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599 return field.getName() + "[" + index + "]"; |
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600 } |
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601 index++; |
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602 } |
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603 } |
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604 } |
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605 return defaultName; |
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606 } |
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607 |
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608 /** |
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609 * Returns a string listing the {@linkplain SyntaxTag syntax tags}, if any, associated with a |
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610 * node: |
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611 * <ul> |
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612 * <li>"[{@linkplain StandardSyntaxTag#STATEMENT STATEMENT}, |
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613 * {@linkplain StandardSyntaxTag#ASSIGNMENT ASSIGNMENT}]" if tags have been applied;</li> |
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614 * <li>"[]" if the node supports tags, but none are present; and</li> |
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615 * <li>"" if the node does not support tags.</li> |
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616 * </ul> |
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617 */ |
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618 public static String printSyntaxTags(final Object node) { |
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619 if (node instanceof WrapperNode) { |
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620 final Probe probe = ((WrapperNode) node).getProbe(); |
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621 final Collection<SyntaxTag> syntaxTags = probe.getSyntaxTags(); |
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622 final StringBuilder sb = new StringBuilder(); |
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623 String prefix = ""; |
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624 sb.append("["); |
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625 for (SyntaxTag tag : syntaxTags) { |
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626 sb.append(prefix); |
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627 prefix = ","; |
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628 sb.append(tag.toString()); |
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629 } |
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630 sb.append("]"); |
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631 return sb.toString(); |
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632 } |
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633 return ""; |
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634 } |
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635 |
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636 /** |
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637 * Prints a human readable form of a {@link Node} AST to the given {@link PrintStream}. This |
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638 * print method does not check for cycles in the node structure. |
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639 * |
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640 * @param out the stream to print to. |
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641 * @param node the root node to write |
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642 */ |
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643 public static void printTree(OutputStream out, Node node) { |
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644 printTree(new PrintWriter(out), node); |
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645 } |
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646 |
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647 public static String printTreeToString(Node node) { |
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648 StringWriter out = new StringWriter(); |
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649 printTree(new PrintWriter(out), node); |
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650 return out.toString(); |
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651 } |
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652 |
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653 public static void printTree(PrintWriter p, Node node) { |
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654 printTree(p, node, 1); |
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655 p.println(); |
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656 p.flush(); |
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657 } |
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658 |
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659 private static void printTree(PrintWriter p, Node node, int level) { |
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660 if (node == null) { |
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661 p.print("null"); |
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662 return; |
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663 } |
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664 |
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665 p.print(nodeName(node)); |
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666 |
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667 ArrayList<NodeFieldAccessor> childFields = new ArrayList<>(); |
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668 String sep = ""; |
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669 p.print("("); |
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670 for (NodeFieldAccessor field : NodeClass.get(node).getFields()) { |
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671 if (field.getKind() == NodeFieldKind.CHILD || field.getKind() == NodeFieldKind.CHILDREN) { |
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672 childFields.add(field); |
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673 } else if (field.getKind() == NodeFieldKind.DATA) { |
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674 p.print(sep); |
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|
675 sep = ", "; |
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
|
676 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
677 p.print(field.getName()); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
678 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
679 p.print(field.loadValue(node)); |
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
|
680 } |
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
|
681 } |
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
|
682 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
|
683 |
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
|
684 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
|
685 p.print(" {"); |
20129
5b7db8941fd7
Truffle: make NodeClass and NodeField a top-level class.
Christian Humer <christian.humer@gmail.com>
parents:
19974
diff
changeset
|
686 for (NodeFieldAccessor field : childFields) { |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
687 printNewLine(p, level); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
688 p.print(field.getName()); |
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
|
689 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
690 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
|
691 if (value == null) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
692 p.print(" = null "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
693 } else if (field.getKind() == NodeFieldKind.CHILD) { |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
694 p.print(" = "); |
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
695 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
|
696 } else if (field.getKind() == NodeFieldKind.CHILDREN) { |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
697 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
|
698 } |
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 } |
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
|
700 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
|
701 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
|
702 } |
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
|
703 } |
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
|
704 |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
705 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
|
706 String sep; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
707 Object[] children = (Object[]) value; |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
708 p.print(" = ["); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
709 sep = ""; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
710 for (Object child : children) { |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
711 p.print(sep); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
712 sep = ", "; |
17275
846c059e3ecf
Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents:
16779
diff
changeset
|
713 printTree(p, (Node) child, level + 1); |
16548
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
714 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
715 p.print("]"); |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
716 } |
a3b0a2d61e62
extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents:
16513
diff
changeset
|
717 |
9754
98b004bf3985
Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents:
9538
diff
changeset
|
718 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
|
719 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
|
720 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
|
721 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
|
722 } |
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
|
723 } |
10742
99789440ce28
Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents:
10704
diff
changeset
|
724 |
10845
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
725 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
|
726 return node.getClass().getSimpleName(); |
e9248ebb1d79
Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents:
10793
diff
changeset
|
727 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
728 |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
729 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
|
730 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
|
731 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
|
732 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
|
733 } |
11848
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
734 if (section != null) { |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
735 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
|
736 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
|
737 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
|
738 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
|
739 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
|
740 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
|
741 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
|
742 return sb.toString(); |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
743 } |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
744 return ""; |
099af41815ea
Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents:
11809
diff
changeset
|
745 } |
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
|
746 |
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
|
747 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
|
748 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
|
749 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
|
750 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
|
751 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
|
752 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
|
753 } |
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
|
754 verify(child); |
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
|
755 } |
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
|
756 } |
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
|
757 return true; |
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
|
758 } |
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
|
759 |
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 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:
11907
diff
changeset
|
761 return obj == null ? "null" : obj + "(" + obj.getClass().getName() + ")"; |
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 } |
16464
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
763 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
764 static void traceRewrite(Node oldNode, Node newNode, CharSequence reason) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
765 if (TruffleOptions.TraceRewritesFilterFromCost != null) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
766 if (filterByKind(oldNode, TruffleOptions.TraceRewritesFilterFromCost)) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
767 return; |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
768 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
769 } |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
770 |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
771 if (TruffleOptions.TraceRewritesFilterToCost != null) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
diff
changeset
|
772 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) { |
76081918079d
Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents:
16067
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773 return; |
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Truffle: move TraceRewrites code to NodeUtil
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774 } |
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Truffle: move TraceRewrites code to NodeUtil
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|
775 } |
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776 |
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777 String filter = TruffleOptions.TraceRewritesFilterClass; |
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778 Class<? extends Node> from = oldNode.getClass(); |
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779 Class<? extends Node> to = newNode.getClass(); |
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780 if (filter != null && (filterByContainsClassName(from, filter) || filterByContainsClassName(to, filter))) { |
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781 return; |
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782 } |
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783 |
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784 final SourceSection reportedSourceSection = oldNode.getEncapsulatingSourceSection(); |
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785 |
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786 PrintStream out = System.out; |
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787 out.printf("[truffle] rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", oldNode.toString(), formatNodeInfo(oldNode), formatNodeInfo(newNode), |
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788 reason != null && reason.length() > 0 ? reason : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : ""); |
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789 } |
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|
790 |
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791 private static String formatNodeInfo(Node node) { |
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792 String cost = "?"; |
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793 switch (node.getCost()) { |
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794 case NONE: |
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795 cost = "G"; |
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796 break; |
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797 case MONOMORPHIC: |
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798 cost = "M"; |
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799 break; |
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800 case POLYMORPHIC: |
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801 cost = "P"; |
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802 break; |
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803 case MEGAMORPHIC: |
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804 cost = "G"; |
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805 break; |
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806 default: |
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807 cost = "?"; |
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808 break; |
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809 } |
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810 return cost + " " + node.getClass().getSimpleName(); |
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811 } |
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|
812 |
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813 private static boolean filterByKind(Node node, NodeCost cost) { |
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814 return node.getCost() == cost; |
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815 } |
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816 |
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817 private static boolean filterByContainsClassName(Class<? extends Node> from, String filter) { |
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818 Class<?> currentFrom = from; |
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819 while (currentFrom != null) { |
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820 if (currentFrom.getName().contains(filter)) { |
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821 return false; |
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822 } |
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823 currentFrom = currentFrom.getSuperclass(); |
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824 } |
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825 return true; |
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826 } |
20131
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
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|
827 |
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828 private static final class NodeCounter implements NodeVisitor { |
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829 |
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|
830 public int count; |
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parents:
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|
831 private final NodeCountFilter filter; |
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|
832 |
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|
833 public NodeCounter(NodeCountFilter filter) { |
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diff
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|
834 this.filter = filter; |
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diff
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|
835 } |
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parents:
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diff
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|
836 |
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diff
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|
837 public boolean visit(Node node) { |
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diff
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|
838 if (filter.isCounted(node)) { |
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parents:
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diff
changeset
|
839 count++; |
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Truffle: do not use iterators for visitors.
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parents:
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diff
changeset
|
840 } |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
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diff
changeset
|
841 return true; |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
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diff
changeset
|
842 } |
4b12d5355811
Truffle: do not use iterators for visitors.
Christian Humer <christian.humer@gmail.com>
parents:
20130
diff
changeset
|
843 |
4b12d5355811
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parents:
20130
diff
changeset
|
844 } |
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
|
845 } |