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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 10845:e9248ebb1d79

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Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
author Andreas Woess <andreas.woess@jku.at>
date Mon, 22 Jul 2013 17:29:48 +0200
parents 6e12e0ace0d5
children 494b818b527c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7267
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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.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.api.nodes;
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24
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25 import java.io.*;
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26 import java.lang.annotation.*;
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27 import java.lang.reflect.*;
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28 import java.util.*;
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29
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30 import sun.misc.*;
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31
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32 import com.oracle.truffle.api.nodes.Node.Child;
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33 import com.oracle.truffle.api.nodes.Node.Children;
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34
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35 /**
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36 * Utility class that manages the special access methods for node instances.
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37 */
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38 public class NodeUtil {
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39
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40 /**
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41 * Interface that allows the customization of field offsets used for {@link Unsafe} field
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42 * accesses.
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43 */
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44 public interface FieldOffsetProvider {
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45
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46 long objectFieldOffset(Field field);
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47 }
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48
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49 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() {
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50
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51 @Override
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52 public long objectFieldOffset(Field field) {
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53 return unsafe.objectFieldOffset(field);
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54 }
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55 };
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56
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57 public static enum NodeFieldKind {
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58 /** The single {@link Node#getParent() parent} field. */
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59 PARENT,
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60 /** A field annotated with {@link Child}. */
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61 CHILD,
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62 /** A field annotated with {@link Children}. */
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63 CHILDREN,
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64 /** A normal non-child data field of the node. */
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65 DATA
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66 }
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67
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68 /**
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69 * Information about a field in a {@link Node} class.
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70 */
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71 public static final class NodeField {
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72
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73 private final NodeFieldKind kind;
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74 private final Class<?> type;
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75 private final String name;
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76 private long offset;
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77
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78 protected NodeField(NodeFieldKind kind, Class<?> type, String name, long offset) {
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79 this.kind = kind;
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80 this.type = type;
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81 this.name = name;
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82 this.offset = offset;
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83 }
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84
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85 public NodeFieldKind getKind() {
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86 return kind;
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87 }
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88
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89 public Class<?> getType() {
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90 return type;
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91 }
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92
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93 public String getName() {
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94 return name;
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95 }
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96
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97 public long getOffset() {
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98 return offset;
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99 }
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100
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101 public Object loadValue(Node node) {
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102 if (type == boolean.class) {
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103 return unsafe.getBoolean(node, offset);
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104 } else if (type == byte.class) {
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105 return unsafe.getByte(node, offset);
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106 } else if (type == short.class) {
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107 return unsafe.getShort(node, offset);
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108 } else if (type == char.class) {
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109 return unsafe.getChar(node, offset);
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110 } else if (type == int.class) {
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111 return unsafe.getInt(node, offset);
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112 } else if (type == long.class) {
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113 return unsafe.getLong(node, offset);
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114 } else if (type == float.class) {
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115 return unsafe.getFloat(node, offset);
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116 } else if (type == double.class) {
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117 return unsafe.getDouble(node, offset);
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118 } else {
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119 return unsafe.getObject(node, offset);
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120 }
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121 }
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122 }
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123
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124 /**
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125 * Information about a {@link Node} class. A single instance of this class is allocated for
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126 * every subclass of {@link Node} that is used.
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127 */
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128 public static final class NodeClass {
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129
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130 private static final Map<Class<?>, NodeClass> nodeClasses = new IdentityHashMap<>();
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131
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132 // The comprehensive list of all fields.
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133 private final NodeField[] fields;
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134 // Separate arrays for the frequently accessed field offsets.
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135 private final long parentOffset;
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136 private final long[] childOffsets;
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137 private final long[] childrenOffsets;
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138
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139 public static NodeClass get(Class<? extends Node> clazz) {
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140 NodeClass nodeClass = nodeClasses.get(clazz);
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141 if (nodeClass == null) {
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142 nodeClass = new NodeClass(clazz, unsafeFieldOffsetProvider);
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143 nodeClasses.put(clazz, nodeClass);
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144 }
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145 return nodeClass;
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146 }
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147
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148 public NodeClass(Class<? extends Node> clazz, FieldOffsetProvider fieldOffsetProvider) {
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149 List<NodeField> fieldsList = new ArrayList<>();
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150 List<Long> parentOffsetsList = new ArrayList<>();
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151 List<Long> childOffsetsList = new ArrayList<>();
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152 List<Long> childrenOffsetsList = new ArrayList<>();
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153
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154 for (Field field : getAllFields(clazz)) {
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155 if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) {
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156 continue;
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157 }
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158
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159 NodeFieldKind kind;
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160 if (Node.class.isAssignableFrom(field.getType()) && field.getName().equals("parent") && field.getDeclaringClass() == Node.class) {
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161 kind = NodeFieldKind.PARENT;
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162 parentOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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163 } else if (Node.class.isAssignableFrom(field.getType()) && field.getAnnotation(Child.class) != null) {
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164 kind = NodeFieldKind.CHILD;
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165 childOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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166 assert !Modifier.isFinal(field.getModifiers()) : "child field must not be final (\"" + field.getName() + "\", " + clazz + ")";
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167 } else if (field.getType().isArray() && Node.class.isAssignableFrom(field.getType().getComponentType()) && field.getAnnotation(Children.class) != null) {
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168 kind = NodeFieldKind.CHILDREN;
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169 childrenOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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170 assert Modifier.isFinal(field.getModifiers()) : "children array field must be final (\"" + field.getName() + "\", " + clazz + ")";
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171 } else {
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172 kind = NodeFieldKind.DATA;
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173 }
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174 fieldsList.add(new NodeField(kind, field.getType(), field.getName(), fieldOffsetProvider.objectFieldOffset(field)));
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175 }
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176 this.fields = fieldsList.toArray(new NodeField[fieldsList.size()]);
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177 assert parentOffsetsList.size() == 1 : "must have exactly one parent field";
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178 this.parentOffset = parentOffsetsList.get(0);
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179 this.childOffsets = toLongArray(childOffsetsList);
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180 this.childrenOffsets = toLongArray(childrenOffsetsList);
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181 }
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182
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183 public NodeField[] getFields() {
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184 return fields;
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185 }
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186
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187 public long getParentOffset() {
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188 return parentOffset;
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189 }
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190
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191 public long[] getChildOffsets() {
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192 return childOffsets;
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193 }
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194
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195 public long[] getChildrenOffsets() {
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196 return childrenOffsets;
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197 }
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198 }
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199
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200 static class NodeIterator implements Iterator<Node> {
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201
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202 private final Node node;
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203 private final NodeClass nodeClass;
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204 private final int childrenCount;
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205 private int index;
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206
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207 protected NodeIterator(Node node) {
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208 this.node = node;
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209 this.index = 0;
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210 this.nodeClass = NodeClass.get(node.getClass());
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211 this.childrenCount = childrenCount();
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212 }
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213
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214 private int childrenCount() {
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215 int nodeCount = nodeClass.childOffsets.length;
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216 for (long fieldOffset : nodeClass.childrenOffsets) {
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217 Node[] children = ((Node[]) unsafe.getObject(node, fieldOffset));
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218 if (children != null) {
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219 nodeCount += children.length;
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220 }
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221 }
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222 return nodeCount;
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223 }
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224
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225 private Node nodeAt(int idx) {
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226 int nodeCount = nodeClass.childOffsets.length;
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227 if (idx < nodeCount) {
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228 return (Node) unsafe.getObject(node, nodeClass.childOffsets[idx]);
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229 } else {
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230 for (long fieldOffset : nodeClass.childrenOffsets) {
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231 Node[] nodeArray = (Node[]) unsafe.getObject(node, fieldOffset);
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232 if (idx < nodeCount + nodeArray.length) {
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233 return nodeArray[idx - nodeCount];
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234 }
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235 nodeCount += nodeArray.length;
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236 }
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237 }
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238 return null;
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239 }
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240
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241 private void forward() {
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242 if (index < childrenCount) {
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243 index++;
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244 }
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245 }
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246
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247 @Override
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248 public boolean hasNext() {
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249 return index < childrenCount;
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250 }
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251
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252 @Override
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253 public Node next() {
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254 try {
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255 return nodeAt(index);
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256 } finally {
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257 forward();
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258 }
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259 }
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260
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261 @Override
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262 public void remove() {
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263 throw new UnsupportedOperationException();
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264 }
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265 }
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266
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267 private static long[] toLongArray(List<Long> list) {
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268 long[] array = new long[list.size()];
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269 for (int i = 0; i < list.size(); i++) {
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270 array[i] = list.get(i);
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271 }
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272 return array;
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273 }
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274
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275 protected static final Unsafe unsafe = getUnsafe();
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276
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277 private static Unsafe getUnsafe() {
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278 try {
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279 return Unsafe.getUnsafe();
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280 } catch (SecurityException e) {
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281 }
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282 try {
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283 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe");
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284 theUnsafeInstance.setAccessible(true);
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285 return (Unsafe) theUnsafeInstance.get(Unsafe.class);
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286 } catch (Exception e) {
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287 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e);
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288 }
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289 }
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290
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291 @SuppressWarnings("unchecked")
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292 public static <T extends Node> T cloneNode(T orig) {
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293 Class<? extends Node> clazz = orig.getClass();
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294 NodeClass nodeClass = NodeClass.get(clazz);
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295 Node clone = orig.copy();
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296 if (clone == null) {
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297 return null;
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298 }
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299
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300 unsafe.putObject(clone, nodeClass.parentOffset, null);
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301
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302 for (long fieldOffset : nodeClass.childOffsets) {
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303 Node child = (Node) unsafe.getObject(orig, fieldOffset);
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304 if (child != null) {
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305 Node clonedChild = cloneNode(child);
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306 if (clonedChild == null) {
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307 return null;
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308 }
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309
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310 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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311 unsafe.putObject(clone, fieldOffset, clonedChild);
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312 }
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313 }
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314 for (long fieldOffset : nodeClass.childrenOffsets) {
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315 Node[] children = (Node[]) unsafe.getObject(orig, fieldOffset);
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316 if (children != null) {
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317 Node[] clonedChildren = children.clone();
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318 Arrays.fill(clonedChildren, null);
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319 for (int i = 0; i < children.length; i++) {
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320 Node clonedChild = cloneNode(children[i]);
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321 if (clonedChild == null) {
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322 return null;
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323 }
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324
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325 clonedChildren[i] = clonedChild;
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326 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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327 }
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328 unsafe.putObject(clone, fieldOffset, clonedChildren);
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329 }
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330 }
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331 return (T) clone;
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332 }
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333
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334 public static List<Node> findNodeChildren(Node node) {
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335 List<Node> nodes = new ArrayList<>();
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336 NodeClass nodeClass = NodeClass.get(node.getClass());
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337
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338 for (long fieldOffset : nodeClass.childOffsets) {
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339 Object child = unsafe.getObject(node, fieldOffset);
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340 if (child != null) {
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341 nodes.add((Node) child);
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342 }
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343 }
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344 for (long fieldOffset : nodeClass.childrenOffsets) {
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345 Node[] children = (Node[]) unsafe.getObject(node, fieldOffset);
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346 if (children != null) {
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347 for (Node child : children) {
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348 if (child != null) {
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349 nodes.add(child);
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350 }
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351 }
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352 }
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353 }
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354
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355 return nodes;
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356 }
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357
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358 public static void replaceChild(Node parent, Node oldChild, Node newChild) {
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359 NodeClass nodeClass = NodeClass.get(parent.getClass());
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360
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361 for (long fieldOffset : nodeClass.getChildOffsets()) {
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362 if (unsafe.getObject(parent, fieldOffset) == oldChild) {
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363 assert assertAssignable(nodeClass, fieldOffset, newChild);
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364 unsafe.putObject(parent, fieldOffset, newChild);
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365 }
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366 }
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367
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368 for (long fieldOffset : nodeClass.getChildrenOffsets()) {
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369 Object arrayObject = unsafe.getObject(parent, fieldOffset);
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diff changeset
370 if (arrayObject != null) {
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371 assert arrayObject instanceof Node[] : "Children array must be instanceof Node[] ";
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372 Node[] array = (Node[]) arrayObject;
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373 for (int i = 0; i < array.length; i++) {
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374 if (array[i] == oldChild) {
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diff changeset
375 assert assertAssignable(nodeClass, fieldOffset, newChild);
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376 array[i] = newChild;
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377 }
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378 }
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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 private static boolean assertAssignable(NodeClass clazz, long fieldOffset, Object newValue) {
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diff changeset
384 if (newValue == null) {
99789440ce28 Truffle: Added assertions to replaceChild.
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diff changeset
385 return true;
99789440ce28 Truffle: Added assertions to replaceChild.
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386 }
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diff changeset
387 for (NodeField field : clazz.getFields()) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
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parents: 10742
diff changeset
388 if (field.getOffset() == fieldOffset) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
389 if (field.getKind() == NodeFieldKind.CHILD) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
390 if (field.getType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
391 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
392 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
393 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
394 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
395 }
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
396 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
397 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
398 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
399 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
400 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
401 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
402 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
403 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
404 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
405 }
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
406 throw new IllegalArgumentException();
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
407 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
408
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
409 /** 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
410 private static Field[] getAllFields(Class<? extends Object> clazz) {
7267
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parents:
diff changeset
411 Field[] declaredFields = clazz.getDeclaredFields();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 if (clazz.getSuperclass() != null) {
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parents:
diff changeset
413 return concat(getAllFields(clazz.getSuperclass()), declaredFields);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 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
416 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
418 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
419 T[] result = Arrays.copyOf(first, first.length + second.length);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 System.arraycopy(second, 0, result, first.length, second.length);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
421 return result;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
424 /** 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
425 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
426 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
427 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
428 } else {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
429 for (Class<?> intf : clazz.getInterfaces()) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
430 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
431 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
432 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
433 }
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
434 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
435 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
436 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
437 }
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
438 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
439 }
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
440
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
441 @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
442 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
443 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
444 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
445 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
446 } 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
447 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
448 }
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
449 }
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
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 @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
452 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
453 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
454 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
455 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
456 } 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
457 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
458 }
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")
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
462 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
463 for (Node childNode : findNodeChildren(root)) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464 if (clazz.isInstance(childNode)) {
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) childNode;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
466 } else {
9487
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
467 T node = findFirstNodeInstance(childNode, clazz);
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
468 if (node != null) {
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
469 return node;
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
470 }
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
471 }
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 }
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 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
474 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
475
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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476 public static <T extends Node> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) {
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477 final List<T> nodeList = new ArrayList<>();
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478 root.accept(new NodeVisitor() {
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479
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480 @SuppressWarnings("unchecked")
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481 @Override
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482 public boolean visit(Node node) {
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483 if (clazz.isInstance(node)) {
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484 nodeList.add((T) node);
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485 }
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486 return true;
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487 }
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488 });
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489 return nodeList;
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490 }
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491
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492 // Don't visit found node instances.
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493 public static <T extends Node> List<T> findNodeInstancesShallow(final Node root, final Class<T> clazz) {
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494 final List<T> nodeList = new ArrayList<>();
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495 root.accept(new NodeVisitor() {
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496
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497 @SuppressWarnings("unchecked")
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498 @Override
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499 public boolean visit(Node node) {
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500 if (clazz.isInstance(node)) {
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501 nodeList.add((T) node);
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502 return false;
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503 }
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504 return true;
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505 }
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506 });
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507 return nodeList;
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508 }
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509
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510 /** Find node instances within current function only (not in nested functions). */
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511 public static <T extends Node> List<T> findNodeInstancesInFunction(final Node root, final Class<T> clazz) {
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512 final List<T> nodeList = new ArrayList<>();
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513 root.accept(new NodeVisitor() {
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514
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515 @SuppressWarnings("unchecked")
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516 @Override
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517 public boolean visit(Node node) {
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518 if (clazz.isInstance(node)) {
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519 nodeList.add((T) node);
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520 } else if (node instanceof RootNode && node != root) {
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521 return false;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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522 }
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diff changeset
523 return true;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
524 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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525 });
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526 return nodeList;
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527 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
528
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529 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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530 final List<I> nodeList = new ArrayList<>();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
531 root.accept(new NodeVisitor() {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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532
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
533 @SuppressWarnings("unchecked")
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
534 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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535 public boolean visit(Node node) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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536 if (clazz.isInstance(node)) {
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diff changeset
537 nodeList.add((I) node);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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538 } else if (node instanceof RootNode && node != root) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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539 return false;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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540 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
541 return true;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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542 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
543 });
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diff changeset
544 return nodeList;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
545 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
546
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
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parents: 9754
diff changeset
547 public static int countNodes(Node root) {
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
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parents: 10756
diff changeset
548 return countNodes(root, null);
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
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549 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
550
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
551 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
552 NodeCountVisitor nodeCount = new NodeCountVisitor(root, clazz);
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
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diff changeset
553 root.accept(nodeCount);
84b944726df2 Truffle: introduce NodeUtil.countNodes
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diff changeset
554 return nodeCount.nodeCount;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
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diff changeset
555 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
556
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
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parents: 10756
diff changeset
557 private static final class NodeCountVisitor implements NodeVisitor {
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
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diff changeset
558
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
559 int nodeCount;
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
560 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
561 private final Class<?> clazz;
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
562
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
563 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
564 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
565 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
566 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
567
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
568 @Override
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
569 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
570 if (node instanceof RootNode && node != root) {
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
571 return false;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
572 }
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
573 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
574 nodeCount++;
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
575 }
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
576 return true;
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
577 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
578 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
579
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
580 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
581 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
582 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
583 return out.toString();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
584 }
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
585
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
586 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
587 printCompactTree(new PrintWriter(out), null, node, 1);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
588 }
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
589
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
590 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
591 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
592 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
593 }
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
594 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
595 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
596 }
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
597 if (parent == null) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
598 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
599 } else {
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
600 String fieldName = "unknownField";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
601 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
602 for (NodeField field : fields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
603 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
604 if (value == node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
605 fieldName = field.getName();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
606 break;
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
607 } 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
608 int index = 0;
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
609 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
610 if (arrayNode == node) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
611 fieldName = field.getName() + "[" + index + "]";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
612 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
613 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
614 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
615 }
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 }
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
618 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
619 p.print(" = ");
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
620 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
621 }
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
622
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
623 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
624 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
625 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
626 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
627 }
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
628
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
629 /**
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
630 * 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
631 * 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
632 *
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
633 * @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
634 * @param node the root node to write
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
635 */
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
636 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
637 printTree(new PrintWriter(out), node);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
638 }
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
639
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
640 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
641 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
642 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
643 return out.toString();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
644 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
645
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
646 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
647 printTree(p, node, 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
648 p.println();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
649 p.flush();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
650 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
651
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
652 private static void printTree(PrintWriter p, Node node, int level) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
653 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
654 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
655 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
656 }
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
657
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
658 p.print(nodeName(node));
7267
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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 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
661 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
662 p.print("(");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
663 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
664 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
665 childFields.add(field);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
666 } 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
667 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
668 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
669
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
670 p.print(field.getName());
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
671 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
672 p.print(field.loadValue(node));
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
673 }
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 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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675 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
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:
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677 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:
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678 p.print(" {");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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679 for (NodeField field : childFields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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680 printNewLine(p, level);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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681 p.print(field.getName());
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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682
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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683 Object value = field.loadValue(node);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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684 if (value == null) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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685 p.print(" = null ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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686 } else if (field.getKind() == NodeFieldKind.CHILD) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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687 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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688 printTree(p, (Node) value, level + 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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689 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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690 Node[] children = (Node[]) value;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
691 p.print(" = [");
9754
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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692 sep = "";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
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693 for (Node child : children) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
694 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
695 sep = ", ";
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
696 printTree(p, child, level + 1);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
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697 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
698 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
699 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
700 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
701 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
702 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
703 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
704 }
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
705
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
706 private static void printNewLine(PrintWriter p, int level) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
707 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
708 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
709 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
710 }
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 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
712
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
713 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
714 return node.getClass().getSimpleName();
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
715 }
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
716 }