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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 11622:ccf047a30f18

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Truffle: NodeUtil.getNthParent.
author Chris Seaton <chris.seaton@oracle.com>
date Fri, 13 Sep 2013 13:02:40 +0100
parents 494b818b527c
children 136eaa90ef41 a21a54b7ead1
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1 /*
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2 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.nodes;
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26
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27 import java.io.*;
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28 import java.lang.annotation.*;
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29 import java.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.nodes.Node.Child;
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35 import com.oracle.truffle.api.nodes.Node.Children;
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36
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37 /**
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38 * Utility class that manages the special access methods for node instances.
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39 */
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40 public class NodeUtil {
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41
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42 /**
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43 * Interface that allows the customization of field offsets used for {@link Unsafe} field
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44 * accesses.
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45 */
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46 public interface FieldOffsetProvider {
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47
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48 long objectFieldOffset(Field field);
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49 }
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50
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51 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() {
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52
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53 @Override
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54 public long objectFieldOffset(Field field) {
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55 return unsafe.objectFieldOffset(field);
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56 }
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57 };
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58
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59 public static enum NodeFieldKind {
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60 /** The single {@link Node#getParent() parent} field. */
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61 PARENT,
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62 /** A field annotated with {@link Child}. */
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63 CHILD,
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64 /** A field annotated with {@link Children}. */
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65 CHILDREN,
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66 /** A normal non-child data field of the node. */
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67 DATA
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68 }
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69
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70 /**
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71 * Information about a field in a {@link Node} class.
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72 */
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73 public static final class NodeField {
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74
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75 private final NodeFieldKind kind;
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76 private final Class<?> type;
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77 private final String name;
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78 private long offset;
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79
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80 protected NodeField(NodeFieldKind kind, Class<?> type, String name, long offset) {
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81 this.kind = kind;
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82 this.type = type;
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83 this.name = name;
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84 this.offset = offset;
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85 }
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86
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87 public NodeFieldKind getKind() {
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88 return kind;
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89 }
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90
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91 public Class<?> getType() {
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92 return type;
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93 }
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94
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95 public String getName() {
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96 return name;
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97 }
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98
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99 public long getOffset() {
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100 return offset;
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101 }
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102
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103 public Object loadValue(Node node) {
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104 if (type == boolean.class) {
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105 return unsafe.getBoolean(node, offset);
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106 } else if (type == byte.class) {
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107 return unsafe.getByte(node, offset);
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108 } else if (type == short.class) {
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109 return unsafe.getShort(node, offset);
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110 } else if (type == char.class) {
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111 return unsafe.getChar(node, offset);
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112 } else if (type == int.class) {
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113 return unsafe.getInt(node, offset);
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114 } else if (type == long.class) {
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115 return unsafe.getLong(node, offset);
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116 } else if (type == float.class) {
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117 return unsafe.getFloat(node, offset);
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118 } else if (type == double.class) {
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119 return unsafe.getDouble(node, offset);
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120 } else {
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121 return unsafe.getObject(node, offset);
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122 }
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123 }
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124 }
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125
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126 /**
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127 * Information about a {@link Node} class. A single instance of this class is allocated for
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128 * every subclass of {@link Node} that is used.
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129 */
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130 public static final class NodeClass {
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131
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132 private static final Map<Class<?>, NodeClass> nodeClasses = new IdentityHashMap<>();
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133
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134 // The comprehensive list of all fields.
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135 private final NodeField[] fields;
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136 // Separate arrays for the frequently accessed field offsets.
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137 private final long parentOffset;
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138 private final long[] childOffsets;
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139 private final long[] childrenOffsets;
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140
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141 public static NodeClass get(Class<? extends Node> clazz) {
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142 NodeClass nodeClass = nodeClasses.get(clazz);
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143 if (nodeClass == null) {
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144 nodeClass = new NodeClass(clazz, unsafeFieldOffsetProvider);
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145 nodeClasses.put(clazz, nodeClass);
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146 }
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147 return nodeClass;
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148 }
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149
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150 public NodeClass(Class<? extends Node> clazz, FieldOffsetProvider fieldOffsetProvider) {
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151 List<NodeField> fieldsList = new ArrayList<>();
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152 List<Long> parentOffsetsList = new ArrayList<>();
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153 List<Long> childOffsetsList = new ArrayList<>();
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154 List<Long> childrenOffsetsList = new ArrayList<>();
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155
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156 for (Field field : getAllFields(clazz)) {
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157 if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) {
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158 continue;
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159 }
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160
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161 NodeFieldKind kind;
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162 if (Node.class.isAssignableFrom(field.getType()) && field.getName().equals("parent") && field.getDeclaringClass() == Node.class) {
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163 kind = NodeFieldKind.PARENT;
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164 parentOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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165 } else if (Node.class.isAssignableFrom(field.getType()) && field.getAnnotation(Child.class) != null) {
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166 kind = NodeFieldKind.CHILD;
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167 childOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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168 assert !Modifier.isFinal(field.getModifiers()) : "child field must not be final (\"" + field.getName() + "\", " + clazz + ")";
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169 } else if (field.getType().isArray() && Node.class.isAssignableFrom(field.getType().getComponentType()) && field.getAnnotation(Children.class) != null) {
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170 kind = NodeFieldKind.CHILDREN;
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171 childrenOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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172 assert Modifier.isFinal(field.getModifiers()) : "children array field must be final (\"" + field.getName() + "\", " + clazz + ")";
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173 } else {
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174 kind = NodeFieldKind.DATA;
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175 }
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176 fieldsList.add(new NodeField(kind, field.getType(), field.getName(), fieldOffsetProvider.objectFieldOffset(field)));
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177 }
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178 this.fields = fieldsList.toArray(new NodeField[fieldsList.size()]);
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179 assert parentOffsetsList.size() == 1 : "must have exactly one parent field";
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180 this.parentOffset = parentOffsetsList.get(0);
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181 this.childOffsets = toLongArray(childOffsetsList);
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182 this.childrenOffsets = toLongArray(childrenOffsetsList);
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183 }
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184
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185 public NodeField[] getFields() {
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186 return fields;
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187 }
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188
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189 public long getParentOffset() {
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190 return parentOffset;
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191 }
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192
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193 public long[] getChildOffsets() {
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194 return childOffsets;
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195 }
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196
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197 public long[] getChildrenOffsets() {
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198 return childrenOffsets;
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199 }
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200 }
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201
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202 static class NodeIterator implements Iterator<Node> {
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203
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204 private final Node node;
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205 private final NodeClass nodeClass;
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206 private final int childrenCount;
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207 private int index;
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208
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209 protected NodeIterator(Node node) {
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210 this.node = node;
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211 this.index = 0;
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212 this.nodeClass = NodeClass.get(node.getClass());
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213 this.childrenCount = childrenCount();
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214 }
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215
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216 private int childrenCount() {
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217 int nodeCount = nodeClass.childOffsets.length;
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218 for (long fieldOffset : nodeClass.childrenOffsets) {
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219 Node[] children = ((Node[]) unsafe.getObject(node, fieldOffset));
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220 if (children != null) {
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221 nodeCount += children.length;
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222 }
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223 }
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224 return nodeCount;
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225 }
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226
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227 private Node nodeAt(int idx) {
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228 int nodeCount = nodeClass.childOffsets.length;
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229 if (idx < nodeCount) {
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230 return (Node) unsafe.getObject(node, nodeClass.childOffsets[idx]);
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231 } else {
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232 for (long fieldOffset : nodeClass.childrenOffsets) {
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233 Node[] nodeArray = (Node[]) unsafe.getObject(node, fieldOffset);
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234 if (idx < nodeCount + nodeArray.length) {
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235 return nodeArray[idx - nodeCount];
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236 }
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237 nodeCount += nodeArray.length;
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238 }
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239 }
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240 return null;
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241 }
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242
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243 private void forward() {
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244 if (index < childrenCount) {
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245 index++;
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246 }
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247 }
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248
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249 @Override
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250 public boolean hasNext() {
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251 return index < childrenCount;
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252 }
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253
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254 @Override
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255 public Node next() {
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256 try {
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257 return nodeAt(index);
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258 } finally {
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259 forward();
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260 }
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261 }
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262
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263 @Override
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264 public void remove() {
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265 throw new UnsupportedOperationException();
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266 }
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267 }
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268
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269 private static long[] toLongArray(List<Long> list) {
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270 long[] array = new long[list.size()];
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271 for (int i = 0; i < list.size(); i++) {
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272 array[i] = list.get(i);
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273 }
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274 return array;
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275 }
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276
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277 protected static final Unsafe unsafe = getUnsafe();
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278
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279 private static Unsafe getUnsafe() {
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280 try {
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281 return Unsafe.getUnsafe();
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282 } catch (SecurityException e) {
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283 }
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284 try {
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285 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe");
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286 theUnsafeInstance.setAccessible(true);
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287 return (Unsafe) theUnsafeInstance.get(Unsafe.class);
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288 } catch (Exception e) {
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289 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e);
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290 }
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291 }
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292
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293 @SuppressWarnings("unchecked")
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294 public static <T extends Node> T cloneNode(T orig) {
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295 Class<? extends Node> clazz = orig.getClass();
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296 NodeClass nodeClass = NodeClass.get(clazz);
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297 Node clone = orig.copy();
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298 if (clone == null) {
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299 return null;
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300 }
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301
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302 unsafe.putObject(clone, nodeClass.parentOffset, null);
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303
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304 for (long fieldOffset : nodeClass.childOffsets) {
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305 Node child = (Node) unsafe.getObject(orig, fieldOffset);
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306 if (child != null) {
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307 Node clonedChild = cloneNode(child);
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308 if (clonedChild == null) {
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309 return null;
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310 }
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311
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312 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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313 unsafe.putObject(clone, fieldOffset, clonedChild);
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314 }
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315 }
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316 for (long fieldOffset : nodeClass.childrenOffsets) {
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317 Node[] children = (Node[]) unsafe.getObject(orig, fieldOffset);
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318 if (children != null) {
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319 Node[] clonedChildren = children.clone();
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320 Arrays.fill(clonedChildren, null);
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321 for (int i = 0; i < children.length; i++) {
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322 Node clonedChild = cloneNode(children[i]);
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323 if (clonedChild == null) {
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324 return null;
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325 }
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326
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327 clonedChildren[i] = clonedChild;
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328 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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329 }
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330 unsafe.putObject(clone, fieldOffset, clonedChildren);
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331 }
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332 }
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333 return (T) clone;
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334 }
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335
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336 public static List<Node> findNodeChildren(Node node) {
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337 List<Node> nodes = new ArrayList<>();
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338 NodeClass nodeClass = NodeClass.get(node.getClass());
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339
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340 for (long fieldOffset : nodeClass.childOffsets) {
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341 Object child = unsafe.getObject(node, fieldOffset);
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342 if (child != null) {
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343 nodes.add((Node) child);
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344 }
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345 }
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346 for (long fieldOffset : nodeClass.childrenOffsets) {
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347 Node[] children = (Node[]) unsafe.getObject(node, fieldOffset);
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348 if (children != null) {
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349 for (Node child : children) {
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350 if (child != null) {
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351 nodes.add(child);
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352 }
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353 }
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354 }
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355 }
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356
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357 return nodes;
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358 }
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359
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360 public static void replaceChild(Node parent, Node oldChild, Node newChild) {
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361 NodeClass nodeClass = NodeClass.get(parent.getClass());
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362
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363 for (long fieldOffset : nodeClass.getChildOffsets()) {
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diff changeset
364 if (unsafe.getObject(parent, fieldOffset) == oldChild) {
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365 assert assertAssignable(nodeClass, fieldOffset, newChild);
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366 unsafe.putObject(parent, fieldOffset, newChild);
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367 }
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368 }
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369
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370 for (long fieldOffset : nodeClass.getChildrenOffsets()) {
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371 Object arrayObject = unsafe.getObject(parent, fieldOffset);
99789440ce28 Truffle: Added assertions to replaceChild.
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diff changeset
372 if (arrayObject != null) {
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373 assert arrayObject instanceof Node[] : "Children array must be instanceof Node[] ";
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374 Node[] array = (Node[]) arrayObject;
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375 for (int i = 0; i < array.length; i++) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
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diff changeset
376 if (array[i] == oldChild) {
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diff changeset
377 assert assertAssignable(nodeClass, fieldOffset, newChild);
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378 array[i] = newChild;
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379 }
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380 }
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381 }
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382 }
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383 }
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384
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diff changeset
385 private static boolean assertAssignable(NodeClass clazz, long fieldOffset, Object newValue) {
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diff changeset
386 if (newValue == null) {
99789440ce28 Truffle: Added assertions to replaceChild.
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diff changeset
387 return true;
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
388 }
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Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
389 for (NodeField field : clazz.getFields()) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
390 if (field.getOffset() == fieldOffset) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
391 if (field.getKind() == NodeFieldKind.CHILD) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
392 if (field.getType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
393 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
394 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
395 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName();
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
396 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
397 }
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
398 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
399 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
400 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
401 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
402 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName();
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
403 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
404 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
405 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
406 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
407 }
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
408 throw new IllegalArgumentException();
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
409 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
410
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
411 /** Returns all declared fields in the class hierarchy. */
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
412 private static Field[] getAllFields(Class<? extends Object> clazz) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
413 Field[] declaredFields = clazz.getDeclaredFields();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414 if (clazz.getSuperclass() != null) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 return concat(getAllFields(clazz.getSuperclass()), declaredFields);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417 return declaredFields;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
419
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 public static <T> T[] concat(T[] first, T[] second) {
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
421 T[] result = Arrays.copyOf(first, first.length + second.length);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 System.arraycopy(second, 0, result, first.length, second.length);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 return result;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
424 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
425
11622
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
426 /**
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
427 * Get the nth parent of a node, where the 0th parent is the node itself. Returns null if there
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
428 * are less than n ancestors.
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
429 */
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
430 public static Node getNthParent(Node node, int n) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
431 Node parent = node;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
432
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
433 for (int i = 0; i < n; i++) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
434 parent = parent.getParent();
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
435
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
436 if (parent == null) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
437 return null;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
438 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
439 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
440
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
441 return parent;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
442 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
443
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
444 /** find annotation in class/interface hierarchy. */
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
445 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) {
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
446 if (clazz.getAnnotation(annotationClass) != null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
447 return clazz.getAnnotation(annotationClass);
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
448 } else {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
449 for (Class<?> intf : clazz.getInterfaces()) {
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
450 if (intf.getAnnotation(annotationClass) != null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
451 return intf.getAnnotation(annotationClass);
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
452 }
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
453 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 if (clazz.getSuperclass() != null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455 return findAnnotation(clazz.getSuperclass(), annotationClass);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 }
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
457 }
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
458 return null;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
459 }
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
460
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
461 @SuppressWarnings("unchecked")
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
462 public static <T extends Node> T findParent(final Node start, final Class<T> clazz) {
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
463 assert start != null;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464 if (clazz.isInstance(start.getParent())) {
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
465 return (T) start.getParent();
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
466 } else {
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
467 return start.getParent() != null ? findParent(start.getParent(), clazz) : null;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
468 }
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
469 }
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
470
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
471 @SuppressWarnings("unchecked")
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
472 public static <I> I findParentInterface(final Node start, final Class<I> clazz) {
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
473 assert start != null;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
474 if (clazz.isInstance(start.getParent())) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
475 return (I) start.getParent();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
476 } else {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477 return (start.getParent() != null ? findParentInterface(start.getParent(), clazz) : null);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
478 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
479 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
481 @SuppressWarnings("unchecked")
9537
e2965e5cd474 Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
Christian Humer <christian.humer@gmail.com>
parents: 9487
diff changeset
482 public static <T> T findFirstNodeInstance(Node root, Class<T> clazz) {
e2965e5cd474 Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
Christian Humer <christian.humer@gmail.com>
parents: 9487
diff changeset
483 for (Node childNode : findNodeChildren(root)) {
7267
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484 if (clazz.isInstance(childNode)) {
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485 return (T) childNode;
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486 } else {
9487
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487 T node = findFirstNodeInstance(childNode, clazz);
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488 if (node != null) {
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489 return node;
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490 }
7267
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491 }
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492 }
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493 return null;
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494 }
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495
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496 public static <T extends Node> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) {
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497 final List<T> nodeList = new ArrayList<>();
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498 root.accept(new NodeVisitor() {
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499
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500 @SuppressWarnings("unchecked")
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501 @Override
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502 public boolean visit(Node node) {
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503 if (clazz.isInstance(node)) {
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504 nodeList.add((T) node);
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505 }
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506 return true;
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507 }
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508 });
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509 return nodeList;
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510 }
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511
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512 // Don't visit found node instances.
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513 public static <T extends Node> List<T> findNodeInstancesShallow(final Node root, final Class<T> clazz) {
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514 final List<T> nodeList = new ArrayList<>();
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515 root.accept(new NodeVisitor() {
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516
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517 @SuppressWarnings("unchecked")
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518 @Override
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519 public boolean visit(Node node) {
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520 if (clazz.isInstance(node)) {
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521 nodeList.add((T) node);
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522 return false;
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523 }
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524 return true;
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525 }
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526 });
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527 return nodeList;
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528 }
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529
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diff changeset
530 /** Find node instances within current function only (not in nested functions). */
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parents:
diff changeset
531 public static <T extends Node> List<T> findNodeInstancesInFunction(final Node root, final Class<T> clazz) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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532 final List<T> nodeList = new ArrayList<>();
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diff changeset
533 root.accept(new NodeVisitor() {
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534
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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535 @SuppressWarnings("unchecked")
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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536 @Override
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537 public boolean visit(Node node) {
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538 if (clazz.isInstance(node)) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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539 nodeList.add((T) node);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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540 } else if (node instanceof RootNode && node != root) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
541 return false;
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542 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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543 return true;
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544 }
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545 });
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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546 return nodeList;
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547 }
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548
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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549 public static <I> List<I> findNodeInstancesInFunctionInterface(final Node root, final Class<I> clazz) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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550 final List<I> nodeList = new ArrayList<>();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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551 root.accept(new NodeVisitor() {
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552
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553 @SuppressWarnings("unchecked")
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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554 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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555 public boolean visit(Node node) {
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556 if (clazz.isInstance(node)) {
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diff changeset
557 nodeList.add((I) node);
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558 } else if (node instanceof RootNode && node != root) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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559 return false;
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560 }
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561 return true;
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562 }
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563 });
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
564 return nodeList;
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
565 }
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
566
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
567 public static int countNodes(Node root) {
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
568 return countNodes(root, null);
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
569 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
570
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
571 public static int countNodes(Node root, Class<?> clazz) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
572 NodeCountVisitor nodeCount = new NodeCountVisitor(root, clazz);
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
573 root.accept(nodeCount);
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
574 return nodeCount.nodeCount;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
575 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
576
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
577 private static final class NodeCountVisitor implements NodeVisitor {
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
578
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
579 int nodeCount;
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
580 private final Node root;
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
581 private final Class<?> clazz;
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
582
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
583 private NodeCountVisitor(Node root, Class<?> clazz) {
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
584 this.root = root;
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
585 this.clazz = clazz;
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
586 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
587
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
588 @Override
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
589 public boolean visit(Node node) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
590 if (node instanceof RootNode && node != root) {
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
591 return false;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
592 }
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
593 if (clazz == null || clazz.isInstance(node)) {
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
594 nodeCount++;
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
595 }
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
596 return true;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
597 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
598 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
599
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
600 public static String printCompactTreeToString(Node node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
601 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
602 printCompactTree(new PrintWriter(out), null, node, 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
603 return out.toString();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
604 }
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
605
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
606 public static void printCompactTree(OutputStream out, Node node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
607 printCompactTree(new PrintWriter(out), null, node, 1);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
608 }
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
609
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
610 private static void printCompactTree(PrintWriter p, Node parent, Node node, int level) {
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
611 if (node == null) {
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
612 return;
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
613 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
614 for (int i = 0; i < level; i++) {
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
615 p.print(" ");
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
616 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
617 if (parent == null) {
10845
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parents: 10793
diff changeset
618 p.println(nodeName(node));
9538
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Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
619 } else {
9754
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
620 String fieldName = "unknownField";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
621 NodeField[] fields = NodeClass.get(parent.getClass()).fields;
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
622 for (NodeField field : fields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
623 Object value = field.loadValue(parent);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
624 if (value == node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
625 fieldName = field.getName();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
626 break;
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
627 } else if (value instanceof Node[]) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
628 int index = 0;
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
629 for (Node arrayNode : (Node[]) value) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
630 if (arrayNode == node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
631 fieldName = field.getName() + "[" + index + "]";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
632 break;
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
633 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
634 index++;
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
635 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
636 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
637 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
638 p.print(fieldName);
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
639 p.print(" = ");
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
640 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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
641 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
642
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
643 for (Node child : node.getChildren()) {
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
644 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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
645 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
646 p.flush();
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
647 }
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.
Christian Humer <christian.humer@gmail.com>
parents: 9537
diff changeset
648
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
649 /**
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
650 * Prints a human readable form of a {@link Node} AST to the given {@link PrintStream}. This
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
651 * print method does not check for cycles in the node structure.
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
652 *
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
653 * @param out the stream to print to.
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
654 * @param node the root node to write
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
655 */
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
656 public static void printTree(OutputStream out, Node node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
657 printTree(new PrintWriter(out), node);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
658 }
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
659
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
660 public static String printTreeToString(Node node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
661 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
662 printTree(new PrintWriter(out), node);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
663 return out.toString();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
664 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
665
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
666 public static void printTree(PrintWriter p, Node node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
667 printTree(p, node, 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
668 p.println();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
669 p.flush();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
670 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
671
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
672 private static void printTree(PrintWriter p, Node node, int level) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
673 if (node == null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
674 p.print("null");
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
675 return;
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 }
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
677
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
678 p.print(nodeName(node));
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
679
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
680 ArrayList<NodeField> childFields = new ArrayList<>();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
681 String 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
682 p.print("(");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
683 for (NodeField field : NodeClass.get(node.getClass()).fields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
684 if (field.getKind() == NodeFieldKind.CHILD || field.getKind() == NodeFieldKind.CHILDREN) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
685 childFields.add(field);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
686 } else if (field.getKind() == NodeFieldKind.DATA) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
687 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
688 sep = ", ";
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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 p.print(field.getName());
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
691 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
692 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
693 }
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
694 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
695 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
696
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
697 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
698 p.print(" {");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
699 for (NodeField field : childFields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
700 printNewLine(p, level);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
701 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
702
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
703 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
704 if (value == null) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
705 p.print(" = null ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
706 } 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
707 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
708 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
709 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
710 Node[] children = (Node[]) 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
711 p.print(" = [");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
712 sep = "";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
713 for (Node child : children) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
714 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
715 sep = ", ";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
716 printTree(p, child, level + 1);
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a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
717 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
718 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
719 }
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 }
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 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
722 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
723 }
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
724 }
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
725
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
726 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
727 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
728 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
729 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
730 }
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
731 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
732
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
733 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
734 return node.getClass().getSimpleName();
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
735 }
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
736 }