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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 18163:c88ab4f1f04a

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re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
author Doug Simon <doug.simon@oracle.com>
date Fri, 24 Oct 2014 16:18:10 +0200
parents 5787218bad91
children 65a160d9d259
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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16 *
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17 * You should have received a copy of the GNU General Public License version
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18 * 2 along with this work; if not, write to the Free Software Foundation,
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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22 * or visit www.oracle.com if you need additional information or have any
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23 * questions.
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24 */
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25 package com.oracle.truffle.api.nodes;
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26
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27 import java.io.*;
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28 import java.lang.annotation.*;
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29 import java.lang.reflect.*;
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30 import java.security.*;
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31 import java.util.*;
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32
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33 import sun.misc.*;
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34
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35 import com.oracle.truffle.api.*;
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36 import com.oracle.truffle.api.nodes.Node.Child;
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37 import com.oracle.truffle.api.nodes.Node.Children;
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38 import com.oracle.truffle.api.source.*;
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39
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40 /**
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41 * Utility class that manages the special access methods for node instances.
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42 */
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43 public final class NodeUtil {
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44
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45 /**
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46 * Interface that allows the customization of field offsets used for {@link Unsafe} field
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47 * accesses.
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48 */
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49 public interface FieldOffsetProvider {
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50
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51 long objectFieldOffset(Field field);
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52
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53 int getTypeSize(Class<?> clazz);
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54 }
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55
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56 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() {
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57
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58 @Override
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59 public long objectFieldOffset(Field field) {
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60 return unsafe.objectFieldOffset(field);
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61 }
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62
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63 @Override
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64 public int getTypeSize(Class<?> clazz) {
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65 if (!clazz.isPrimitive()) {
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66 return Unsafe.ARRAY_OBJECT_INDEX_SCALE;
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67 } else if (clazz == int.class) {
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68 return Unsafe.ARRAY_INT_INDEX_SCALE;
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69 } else {
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70 throw new UnsupportedOperationException("unsupported field type: " + clazz);
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71 }
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72 }
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73 };
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74
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75 public static enum NodeFieldKind {
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76 /** The single {@link Node#getParent() parent} field. */
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77 PARENT,
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78 /** A field annotated with {@link Child}. */
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79 CHILD,
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80 /** A field annotated with {@link Children}. */
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81 CHILDREN,
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82 /** A normal non-child data field of the node. */
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83 DATA
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84 }
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85
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86 /**
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87 * Information about a field in a {@link Node} class.
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88 */
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89 public static final class NodeField {
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90
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91 private final NodeFieldKind kind;
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92 private final Class<?> type;
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93 private final String name;
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94 private long offset;
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95
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96 protected NodeField(NodeFieldKind kind, Class<?> type, String name, long offset) {
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97 this.kind = kind;
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98 this.type = type;
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99 this.name = name;
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100 this.offset = offset;
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101 }
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102
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103 public NodeFieldKind getKind() {
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104 return kind;
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105 }
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106
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107 public Class<?> getType() {
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108 return type;
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109 }
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110
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111 public String getName() {
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112 return name;
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113 }
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114
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115 public long getOffset() {
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116 return offset;
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117 }
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118
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119 public Object loadValue(Node node) {
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120 if (type == boolean.class) {
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121 return unsafe.getBoolean(node, offset);
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122 } else if (type == byte.class) {
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123 return unsafe.getByte(node, offset);
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124 } else if (type == short.class) {
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125 return unsafe.getShort(node, offset);
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126 } else if (type == char.class) {
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127 return unsafe.getChar(node, offset);
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128 } else if (type == int.class) {
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129 return unsafe.getInt(node, offset);
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130 } else if (type == long.class) {
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131 return unsafe.getLong(node, offset);
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132 } else if (type == float.class) {
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133 return unsafe.getFloat(node, offset);
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134 } else if (type == double.class) {
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135 return unsafe.getDouble(node, offset);
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136 } else {
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137 return unsafe.getObject(node, offset);
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138 }
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139 }
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140
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141 @Override
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142 public int hashCode() {
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143 return kind.hashCode() | type.hashCode() | name.hashCode() | ((Long) offset).hashCode();
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144 }
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145
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146 @Override
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147 public boolean equals(Object obj) {
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148 if (obj instanceof NodeField) {
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149 NodeField other = (NodeField) obj;
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150 return offset == other.offset && name.equals(other.name) && type.equals(other.type) && kind.equals(other.kind);
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151 }
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152 return false;
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153 }
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154 }
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155
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156 /**
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157 * Information about a {@link Node} class. A single instance of this class is allocated for
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158 * every subclass of {@link Node} that is used.
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159 */
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160 public static final class NodeClass {
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161 private static final ClassValue<NodeClass> nodeClasses = new ClassValue<NodeClass>() {
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162 @SuppressWarnings("unchecked")
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163 @Override
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164 protected NodeClass computeValue(final Class<?> clazz) {
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165 assert Node.class.isAssignableFrom(clazz);
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166 return AccessController.doPrivileged(new PrivilegedAction<NodeClass>() {
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167 public NodeClass run() {
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168 return new NodeClass((Class<? extends Node>) clazz, unsafeFieldOffsetProvider);
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169 }
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170 });
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171 }
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172 };
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173
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174 // The comprehensive list of all fields.
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175 private final NodeField[] fields;
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176 // Separate arrays for the frequently accessed field offsets.
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177 private final long parentOffset;
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178 private final long[] childOffsets;
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179 private final long[] childrenOffsets;
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180 private final Class<? extends Node> clazz;
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181
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182 public static NodeClass get(Class<? extends Node> clazz) {
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183 return nodeClasses.get(clazz);
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184 }
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185
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186 public NodeClass(Class<? extends Node> clazz, FieldOffsetProvider fieldOffsetProvider) {
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187 List<NodeField> fieldsList = new ArrayList<>();
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188 long parentFieldOffset = -1;
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189 List<Long> childOffsetsList = new ArrayList<>();
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190 List<Long> childrenOffsetsList = new ArrayList<>();
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191
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192 for (Field field : getAllFields(clazz)) {
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193 if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) {
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194 continue;
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195 }
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196
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197 NodeFieldKind kind;
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198 if (field.getDeclaringClass() == Node.class && field.getName().equals("parent")) {
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199 assert Node.class.isAssignableFrom(field.getType());
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200 kind = NodeFieldKind.PARENT;
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201 parentFieldOffset = fieldOffsetProvider.objectFieldOffset(field);
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202 } else if (field.getAnnotation(Child.class) != null) {
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203 checkChildField(field);
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204 kind = NodeFieldKind.CHILD;
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205 childOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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206 } else if (field.getAnnotation(Children.class) != null) {
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207 checkChildrenField(field);
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208 kind = NodeFieldKind.CHILDREN;
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209 childrenOffsetsList.add(fieldOffsetProvider.objectFieldOffset(field));
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210 } else {
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211 kind = NodeFieldKind.DATA;
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212 }
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213 fieldsList.add(new NodeField(kind, field.getType(), field.getName(), fieldOffsetProvider.objectFieldOffset(field)));
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214 }
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215
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216 if (parentFieldOffset < 0) {
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217 throw new AssertionError("parent field not found");
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218 }
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219
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220 this.fields = fieldsList.toArray(new NodeField[fieldsList.size()]);
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221 this.parentOffset = parentFieldOffset;
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222 this.childOffsets = toLongArray(childOffsetsList);
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223 this.childrenOffsets = toLongArray(childrenOffsetsList);
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224 this.clazz = clazz;
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225 }
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226
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227 private static void checkChildField(Field field) {
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228 if (!(Node.class.isAssignableFrom(field.getType()) || field.getType().isInterface())) {
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229 throw new AssertionError("@Child field type must be a subclass of Node or an interface (" + field + ")");
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230 }
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231 if (Modifier.isFinal(field.getModifiers())) {
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232 throw new AssertionError("@Child field must not be final (" + field + ")");
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233 }
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234 }
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235
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236 private static void checkChildrenField(Field field) {
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237 if (!(field.getType().isArray() && (Node.class.isAssignableFrom(field.getType().getComponentType()) || field.getType().getComponentType().isInterface()))) {
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238 throw new AssertionError("@Children field type must be an array of a subclass of Node or an interface (" + field + ")");
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239 }
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240 if (!Modifier.isFinal(field.getModifiers())) {
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241 throw new AssertionError("@Children field must be final (" + field + ")");
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242 }
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243 }
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244
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245 public NodeField[] getFields() {
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246 return fields;
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247 }
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248
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249 public long getParentOffset() {
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250 return parentOffset;
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251 }
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252
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253 public long[] getChildOffsets() {
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254 return childOffsets;
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255 }
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256
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257 public long[] getChildrenOffsets() {
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258 return childrenOffsets;
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259 }
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260
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261 @Override
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262 public int hashCode() {
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263 return Arrays.hashCode(fields) ^ Arrays.hashCode(childOffsets) ^ Arrays.hashCode(childrenOffsets) ^ ((Long) parentOffset).hashCode();
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264 }
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265
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266 @Override
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267 public boolean equals(Object obj) {
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268 if (obj instanceof NodeClass) {
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269 NodeClass other = (NodeClass) obj;
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270 return Arrays.equals(fields, other.fields) && Arrays.equals(childOffsets, other.childOffsets) && Arrays.equals(childrenOffsets, other.childrenOffsets) &&
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271 parentOffset == other.parentOffset;
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272 }
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273 return false;
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274 }
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275
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276 public Iterator<Node> makeIterator(Node node) {
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277 assert clazz.isInstance(node);
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278 return new NodeIterator(node);
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279 }
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280
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281 private final class NodeIterator implements Iterator<Node> {
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282 private final Node node;
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283 private final int childrenCount;
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284 private int index;
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285
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286 protected NodeIterator(Node node) {
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287 this.node = node;
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288 this.index = 0;
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289 this.childrenCount = childrenCount();
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290 }
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291
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292 private int childrenCount() {
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293 int nodeCount = childOffsets.length;
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294 for (long fieldOffset : childrenOffsets) {
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295 Object[] children = ((Object[]) unsafe.getObject(node, fieldOffset));
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296 if (children != null) {
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297 nodeCount += children.length;
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298 }
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299 }
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300 return nodeCount;
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301 }
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302
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303 private Node nodeAt(int idx) {
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304 int nodeCount = childOffsets.length;
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diff changeset
305 if (idx < nodeCount) {
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diff changeset
306 return (Node) unsafe.getObject(node, childOffsets[idx]);
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diff changeset
307 } else {
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diff changeset
308 for (long fieldOffset : childrenOffsets) {
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diff changeset
309 Object[] nodeArray = (Object[]) unsafe.getObject(node, fieldOffset);
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diff changeset
310 if (idx < nodeCount + nodeArray.length) {
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diff changeset
311 return (Node) nodeArray[idx - nodeCount];
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diff changeset
312 }
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diff changeset
313 nodeCount += nodeArray.length;
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diff changeset
314 }
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diff changeset
315 }
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diff changeset
316 return null;
16467
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diff changeset
317 }
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diff changeset
318
17f7331dcc4f Truffle: move iterator to NodeClass
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diff changeset
319 private void forward() {
16581
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diff changeset
320 if (index < childrenCount) {
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diff changeset
321 index++;
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322 }
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diff changeset
323 }
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diff changeset
324
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diff changeset
325 public boolean hasNext() {
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diff changeset
326 return index < childrenCount;
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diff changeset
327 }
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328
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329 public Node next() {
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diff changeset
330 try {
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diff changeset
331 return nodeAt(index);
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diff changeset
332 } finally {
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diff changeset
333 forward();
16467
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diff changeset
334 }
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diff changeset
335 }
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diff changeset
336
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diff changeset
337 public void remove() {
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diff changeset
338 throw new UnsupportedOperationException();
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339 }
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diff changeset
340 }
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341 }
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342
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343 static Iterator<Node> makeIterator(Node node) {
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344 return NodeClass.get(node.getClass()).makeIterator(node);
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345 }
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346
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diff changeset
347 public static Iterator<Node> makeRecursiveIterator(Node node) {
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348 return new RecursiveNodeIterator(node);
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diff changeset
349 }
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diff changeset
350
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diff changeset
351 private static final class RecursiveNodeIterator implements Iterator<Node> {
17399
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352 private final List<Iterator<Node>> iteratorStack = new ArrayList<>();
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diff changeset
353
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354 public RecursiveNodeIterator(final Node node) {
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diff changeset
355 iteratorStack.add(new Iterator<Node>() {
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diff changeset
356
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diff changeset
357 private boolean visited;
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diff changeset
358
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diff changeset
359 public void remove() {
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diff changeset
360 throw new UnsupportedOperationException();
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diff changeset
361 }
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diff changeset
362
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diff changeset
363 public Node next() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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diff changeset
364 if (visited) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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parents: 17275
diff changeset
365 throw new NoSuchElementException();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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diff changeset
366 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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diff changeset
367 visited = true;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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diff changeset
368 return node;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
369 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
370
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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371 public boolean hasNext() {
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diff changeset
372 return !visited;
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diff changeset
373 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
374 });
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Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
375 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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parents: 17275
diff changeset
376
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diff changeset
377 public boolean hasNext() {
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diff changeset
378 return peekIterator() != null;
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parents: 17275
diff changeset
379 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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380
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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381 public Node next() {
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diff changeset
382 Iterator<Node> iterator = peekIterator();
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383 if (iterator == null) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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384 throw new NoSuchElementException();
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Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
385 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
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386
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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387 Node node = iterator.next();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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388 if (node != null) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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389 Iterator<Node> childIterator = makeIterator(node);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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390 if (childIterator.hasNext()) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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diff changeset
391 iteratorStack.add(childIterator);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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392 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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393 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
394 return node;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
395 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
396
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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diff changeset
397 private Iterator<Node> peekIterator() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
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diff changeset
398 int tos = iteratorStack.size() - 1;
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Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
399 while (tos >= 0) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
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400 Iterator<Node> iterable = iteratorStack.get(tos);
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diff changeset
401 if (iterable.hasNext()) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
402 return iterable;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
403 } else {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
404 iteratorStack.remove(tos--);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
405 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
406 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
407 return null;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
408 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
409
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
410 public void remove() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
411 throw new UnsupportedOperationException();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
412 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
413 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
414
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parents:
diff changeset
415 private static long[] toLongArray(List<Long> list) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 long[] array = new long[list.size()];
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417 for (int i = 0; i < list.size(); i++) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 array[i] = list.get(i);
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parents:
diff changeset
419 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 return array;
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parents:
diff changeset
421 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
422
11636
136eaa90ef41 Truffle: make NodeUtil class final and its unsafe field private.
Andreas Woess <andreas.woess@jku.at>
parents: 11622
diff changeset
423 private static final Unsafe unsafe = getUnsafe();
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parents:
diff changeset
424
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
425 private static Unsafe getUnsafe() {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
426 try {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
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parents:
diff changeset
427 return Unsafe.getUnsafe();
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
428 } catch (SecurityException e) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
429 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
430 try {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
431 Field theUnsafeInstance = Unsafe.class.getDeclaredField("theUnsafe");
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 theUnsafeInstance.setAccessible(true);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
433 return (Unsafe) theUnsafeInstance.get(Unsafe.class);
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 } catch (Exception e) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
435 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", e);
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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
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 @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
440 public static <T extends Node> T cloneNode(T orig) {
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
441 final Node clone = orig.copy();
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
442 NodeClass nodeClass = NodeClass.get(clone.getClass());
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
443
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
444 unsafe.putObject(clone, nodeClass.parentOffset, 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
445
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
446 for (long fieldOffset : nodeClass.childOffsets) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
447 Node child = (Node) unsafe.getObject(orig, fieldOffset);
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 if (child != null) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
449 Node clonedChild = cloneNode(child);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
450 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
451 unsafe.putObject(clone, fieldOffset, clonedChild);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
452 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
453 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
454 for (long fieldOffset : nodeClass.childrenOffsets) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
455 Object[] children = (Object[]) unsafe.getObject(orig, fieldOffset);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 if (children != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
457 Object[] clonedChildren = (Object[]) Array.newInstance(children.getClass().getComponentType(), children.length);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
458 for (int i = 0; i < children.length; i++) {
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
459 if (children[i] != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
460 Node clonedChild = cloneNode((Node) children[i]);
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
461 clonedChildren[i] = clonedChild;
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
462 unsafe.putObject(clonedChild, nodeClass.parentOffset, clone);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
463 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
464 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
465 unsafe.putObject(clone, fieldOffset, clonedChildren);
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parents:
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466 }
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parents:
diff changeset
467 }
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diff changeset
468 return (T) clone;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
469 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
470
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
471 public static List<Node> findNodeChildren(Node node) {
e2965e5cd474 Fixed Truffle child iterator should only iterate children which are annotated with @Child or @Children.
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parents: 9487
diff changeset
472 List<Node> nodes = new ArrayList<>();
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diff changeset
473 NodeClass nodeClass = NodeClass.get(node.getClass());
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
474
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98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
475 for (long fieldOffset : nodeClass.childOffsets) {
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diff changeset
476 Object child = unsafe.getObject(node, fieldOffset);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477 if (child != null) {
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
478 nodes.add((Node) child);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
479 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
481 for (long fieldOffset : nodeClass.childrenOffsets) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
482 Object[] children = (Object[]) unsafe.getObject(node, fieldOffset);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
483 if (children != null) {
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Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
484 for (Object child : children) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
485 if (child != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
486 nodes.add((Node) child);
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
487 }
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
488 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
492 return nodes;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493 }
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
494
11950
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
495 public static boolean replaceChild(Node parent, Node oldChild, Node newChild) {
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diff changeset
496 NodeClass nodeClass = NodeClass.get(parent.getClass());
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497
10755
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Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
498 for (long fieldOffset : nodeClass.getChildOffsets()) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
499 if (unsafe.getObject(parent, fieldOffset) == oldChild) {
10755
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parents: 10742
diff changeset
500 assert assertAssignable(nodeClass, fieldOffset, newChild);
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diff changeset
501 unsafe.putObject(parent, fieldOffset, newChild);
11950
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Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
502 return true;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
503 }
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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504 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
505
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
506 for (long fieldOffset : nodeClass.getChildrenOffsets()) {
10742
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Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
507 Object arrayObject = unsafe.getObject(parent, fieldOffset);
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
508 if (arrayObject != null) {
17275
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Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
509 Object[] array = (Object[]) arrayObject;
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
510 for (int i = 0; i < array.length; i++) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
511 if (array[i] == oldChild) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
512 assert assertAssignable(nodeClass, fieldOffset, newChild);
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
513 array[i] = newChild;
11950
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
514 return true;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
515 }
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
516 }
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
517 }
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
518 }
11950
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
519 return false;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
520 }
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
521
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
522 private static boolean assertAssignable(NodeClass clazz, long fieldOffset, Object newValue) {
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
523 if (newValue == null) {
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
524 return true;
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
525 }
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
526 for (NodeField field : clazz.getFields()) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
527 if (field.getOffset() == fieldOffset) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
528 if (field.getKind() == NodeFieldKind.CHILD) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
529 if (field.getType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
530 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
531 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
532 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
533 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
534 }
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
535 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
536 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
537 return true;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
538 } else {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
539 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
540 return false;
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
541 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
542 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
543 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
544 }
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
545 throw new IllegalArgumentException();
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
546 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
547
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
548 /** 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
549 private static Field[] getAllFields(Class<? extends Object> clazz) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
550 Field[] declaredFields = clazz.getDeclaredFields();
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
551 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
552 return concat(getAllFields(clazz.getSuperclass()), 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
553 }
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
554 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
555 }
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
556
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
557 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
558 T[] result = Arrays.copyOf(first, first.length + second.length);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
559 System.arraycopy(second, 0, result, first.length, second.length);
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
560 return result;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
561 }
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
562
11622
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
563 /**
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
564 * Get the nth parent of a node, where the 0th parent is the node itself. Returns null if there
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
565 * are less than n ancestors.
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
566 */
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
567 public static Node getNthParent(Node node, int n) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
568 Node parent = node;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
569
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
570 for (int i = 0; i < n; i++) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
571 parent = parent.getParent();
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
572
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
573 if (parent == null) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
574 return null;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
575 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
576 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
577
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
578 return parent;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
579 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
580
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
581 /** 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
582 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) {
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
583 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
584 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
585 } else {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
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parents: 7267
diff changeset
586 for (Class<?> intf : clazz.getInterfaces()) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
587 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
588 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
589 }
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
590 }
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
591 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
592 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
593 }
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
594 }
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
595 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
596 }
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
597
12666
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Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
598 public static <T> T findParent(Node start, Class<T> clazz) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
599 Node parent = start.getParent();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
600 if (parent == null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
601 return null;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
602 } else if (clazz.isInstance(parent)) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
603 return clazz.cast(parent);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
604 } else {
12666
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Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
605 return findParent(parent, clazz);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
606 }
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
607 }
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
608
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
609 public static <T> List<T> findAllParents(Node start, Class<T> clazz) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
610 List<T> parents = new ArrayList<>();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
611 T parent = findParent(start, clazz);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
612 while (parent != null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
613 parents.add(parent);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
614 parent = findParent((Node) parent, clazz);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
615 }
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
616 return parents;
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
617 }
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
618
12666
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Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
619 public static List<Node> collectNodes(Node parent, Node child) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
620 List<Node> nodes = new ArrayList<>();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
621 Node current = child;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
622 while (current != null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
623 nodes.add(current);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
624 if (current == parent) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
625 return nodes;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
626 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
627 current = current.getParent();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
628 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
629 throw new IllegalArgumentException("Node " + parent + " is not a parent of " + child + ".");
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
630 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
631
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
632 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
633 for (Node childNode : findNodeChildren(root)) {
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
634 if (clazz.isInstance(childNode)) {
12666
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Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
635 return clazz.cast(childNode);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
636 } else {
9487
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
637 T node = findFirstNodeInstance(childNode, clazz);
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
638 if (node != null) {
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
639 return node;
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
640 }
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
641 }
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
642 }
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
643 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
644 }
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
645
16465
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Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
646 public static <T> List<T> findAllNodeInstances(final Node root, final Class<T> clazz) {
7267
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diff changeset
647 final List<T> nodeList = new ArrayList<>();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
648 root.accept(new NodeVisitor() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
649 public boolean visit(Node node) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
650 if (clazz.isInstance(node)) {
16465
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parents: 16464
diff changeset
651 nodeList.add(clazz.cast(node));
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
652 }
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
653 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>
parents:
diff changeset
654 }
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 });
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 return nodeList;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
657 }
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
658
16465
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Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
659 /**
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
660 * Like {@link #findAllNodeInstances(Node, Class)} but do not visit children of found nodes.
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
661 */
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
662 public static <T> List<T> findNodeInstancesShallow(final Node root, final Class<T> clazz) {
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
663 final List<T> nodeList = new ArrayList<>();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
664 root.accept(new NodeVisitor() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
665 public boolean visit(Node node) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
666 if (clazz.isInstance(node)) {
16465
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
667 nodeList.add(clazz.cast(node));
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
668 return false;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
669 }
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
670 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>
parents:
diff changeset
671 }
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
672 });
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
673 return nodeList;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
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:
diff changeset
675
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
676 public static int countNodes(Node root) {
17399
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
677 Iterator<Node> nodeIterator = makeRecursiveIterator(root);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
678 int count = 0;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
679 while (nodeIterator.hasNext()) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
680 nodeIterator.next();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
681 count++;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
682 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
683 return count;
13995
e455fc531ec2 Truffle: Added API in NodeUtil to count nodes restricted to a Kind.
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
684 }
e455fc531ec2 Truffle: Added API in NodeUtil to count nodes restricted to a Kind.
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
685
14569
5e04917e6616 Truffle: renamed NodeFilter to NodeCountFilter and changed it to have inclusive implementation semantics.
Christian Humer <christian.humer@gmail.com>
parents: 14565
diff changeset
686 public static int countNodes(Node root, NodeCountFilter filter) {
17399
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
687 Iterator<Node> nodeIterator = makeRecursiveIterator(root);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
688 int count = 0;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
689 while (nodeIterator.hasNext()) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
690 Node node = nodeIterator.next();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
691 if (node != null && filter.isCounted(node)) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
692 count++;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
693 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
694 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
695 return count;
10793
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
696 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
697
14569
5e04917e6616 Truffle: renamed NodeFilter to NodeCountFilter and changed it to have inclusive implementation semantics.
Christian Humer <christian.humer@gmail.com>
parents: 14565
diff changeset
698 public interface NodeCountFilter {
14565
9c01fabfb167 Truffle: Removed deprecated API; Added NodeFilter to customize filter when counting nodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
699
14569
5e04917e6616 Truffle: renamed NodeFilter to NodeCountFilter and changed it to have inclusive implementation semantics.
Christian Humer <christian.humer@gmail.com>
parents: 14565
diff changeset
700 boolean isCounted(Node node);
14565
9c01fabfb167 Truffle: Removed deprecated API; Added NodeFilter to customize filter when counting nodes.
Christian Humer <christian.humer@gmail.com>
parents: 14564
diff changeset
701
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
702 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
703
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
704 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
705 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
706 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
707 return out.toString();
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
708 }
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
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
710 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
711 printCompactTree(new PrintWriter(out), null, node, 1);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
712 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
713
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
714 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
715 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
716 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
717 }
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
718 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
719 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
720 }
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
721 if (parent == null) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
722 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
723 } else {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
724 p.print(getNodeFieldName(parent, node, "unknownField"));
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
725 p.print(" = ");
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
726 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
727 }
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
728
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
729 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
730 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
731 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
732 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
733 }
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
734
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
735 public static String printSourceAttributionTree(Node node) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
736 StringWriter out = new StringWriter();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
737 printSourceAttributionTree(new PrintWriter(out), null, node, 1);
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
738 return out.toString();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
739 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
740
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
741 public static void printSourceAttributionTree(OutputStream out, Node node) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
742 printSourceAttributionTree(new PrintWriter(out), null, node, 1);
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
743 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
744
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
745 private static void printSourceAttributionTree(PrintWriter p, Node parent, Node node, int level) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
746 if (node == null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
747 return;
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
748 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
749 if (parent == null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
750 // Add some preliminary information before starting with the root node
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
751 final SourceSection sourceSection = node.getSourceSection();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
752 if (sourceSection != null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
753 final String txt = sourceSection.getSource().getCode();
11907
873da100d113 Truffle: another minor tweak to NodeUtil.printSourceAttributionTree
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11850
diff changeset
754 p.println("Full source len=(" + txt.length() + ") ___" + txt + "___");
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
755 p.println("AST source attribution:");
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
756 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
757 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
758 final StringBuilder sb = new StringBuilder();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
759 for (int i = 0; i < level; i++) {
11850
e68922869732 Truffle: minor legibility improvement in NodeUtil.printSourceAttributionTree()
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11848
diff changeset
760 sb.append("| ");
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
761 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
762
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
763 if (parent != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
764 sb.append(getNodeFieldName(parent, node, ""));
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
765 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
766
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
767 sb.append(" (" + node.getClass().getSimpleName() + ") ");
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
768 sb.append(displaySourceAttribution(node));
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
769 p.println(sb.toString());
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
770
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
771 for (Node child : node.getChildren()) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
772 printSourceAttributionTree(p, node, child, level + 1);
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
773 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
774 p.flush();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
775 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
776
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
777 private static String getNodeFieldName(Node parent, Node node, String defaultName) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
778 NodeField[] fields = NodeClass.get(parent.getClass()).fields;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
779 for (NodeField field : fields) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
780 Object value = field.loadValue(parent);
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
781 if (field.getKind() == NodeFieldKind.CHILD && value == node) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
782 return field.getName();
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
783 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
784 int index = 0;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
785 for (Object arrayNode : (Object[]) value) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
786 if (arrayNode == node) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
787 return field.getName() + "[" + index + "]";
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
788 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
789 index++;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
790 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
791 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
792 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
793 return defaultName;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
794 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
795
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
796 /**
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
797 * 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
798 * print method does not check for cycles in the node structure.
15090
07e7aae05983 Truffle: context sensitive inlining cleanup
Christian Humer <christian.humer@gmail.com>
parents: 15089
diff changeset
799 *
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
800 * @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
801 * @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
802 */
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
803 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
804 printTree(new PrintWriter(out), node);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
805 }
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
806
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
807 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
808 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
809 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
810 return out.toString();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
811 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
812
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
813 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
814 printTree(p, node, 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
815 p.println();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
816 p.flush();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
817 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
818
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
819 private static void printTree(PrintWriter p, Node node, int level) {
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
820 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
821 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
822 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
823 }
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
824
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
825 p.print(nodeName(node));
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
826
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
827 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
828 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
829 p.print("(");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
830 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
831 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
832 childFields.add(field);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
833 } 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
834 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
835 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
836
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
837 p.print(field.getName());
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
838 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
839 p.print(field.loadValue(node));
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
840 }
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
841 }
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
842 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
843
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
844 if (childFields.size() != 0) {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
845 p.print(" {");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
846 for (NodeField field : childFields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
847 printNewLine(p, level);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
848 p.print(field.getName());
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
849
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
850 Object value = field.loadValue(node);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
851 if (value == null) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
852 p.print(" = null ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
853 } else if (field.getKind() == NodeFieldKind.CHILD) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
854 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
855 printTree(p, (Node) value, level + 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
856 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
857 printChildren(p, level, value);
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
858 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
859 }
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
860 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
861 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
862 }
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
863 }
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
864
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
865 private static void printChildren(PrintWriter p, int level, Object value) {
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
866 String sep;
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
867 Object[] children = (Object[]) value;
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
868 p.print(" = [");
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
869 sep = "";
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
870 for (Object child : children) {
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
871 p.print(sep);
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
872 sep = ", ";
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
873 printTree(p, (Node) child, level + 1);
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
874 }
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
875 p.print("]");
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
876 }
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
877
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
878 private static void printNewLine(PrintWriter p, int level) {
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
879 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
880 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
881 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
882 }
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
883 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
884
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
885 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
886 return node.getClass().getSimpleName();
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
887 }
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
888
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
889 private static String displaySourceAttribution(Node node) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
890 final SourceSection section = node.getSourceSection();
16511
aee02665e505 Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
891 if (section instanceof NullSourceSection) {
aee02665e505 Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
892 return "source: " + section.getShortDescription();
aee02665e505 Truffle: NodeUtil fix for displaying null SourceSections.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16067
diff changeset
893 }
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
894 if (section != null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
895 final String srcText = section.getCode();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
896 final StringBuilder sb = new StringBuilder();
16674
70f47dbbcabd Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16581
diff changeset
897 sb.append("source:");
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
898 sb.append(" (" + section.getCharIndex() + "," + (section.getCharEndIndex() - 1) + ")");
16674
70f47dbbcabd Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16581
diff changeset
899 sb.append(" len=" + srcText.length());
70f47dbbcabd Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16581
diff changeset
900 sb.append(" text=\"" + srcText + "\"");
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
901 return sb.toString();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
902 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
903 return "";
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
904 }
11950
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
905
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
906 public static boolean verify(Node root) {
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
907 Iterable<Node> children = root.getChildren();
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
908 for (Node child : children) {
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
909 if (child != null) {
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
910 if (child.getParent() != root) {
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
911 throw new AssertionError(toStringWithClass(child) + ": actual parent=" + toStringWithClass(child.getParent()) + " expected parent=" + toStringWithClass(root));
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
912 }
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
913 verify(child);
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
914 }
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
915 }
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
916 return true;
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
917 }
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
918
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
919 private static String toStringWithClass(Object obj) {
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
920 return obj == null ? "null" : obj + "(" + obj.getClass().getName() + ")";
be0a33a631fa Truffle: fix node rewrite issue that can occur when a currently executing node is replaced in a recursive call.
Andreas Woess <andreas.woess@jku.at>
parents: 11907
diff changeset
921 }
16464
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
922
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
923 static void traceRewrite(Node oldNode, Node newNode, CharSequence reason) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
924 if (TruffleOptions.TraceRewritesFilterFromCost != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
925 if (filterByKind(oldNode, TruffleOptions.TraceRewritesFilterFromCost)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
926 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
927 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
928 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
929
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
930 if (TruffleOptions.TraceRewritesFilterToCost != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
931 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
932 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
933 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
934 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
935
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
936 String filter = TruffleOptions.TraceRewritesFilterClass;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
937 Class<? extends Node> from = oldNode.getClass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
938 Class<? extends Node> to = newNode.getClass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
939 if (filter != null && (filterByContainsClassName(from, filter) || filterByContainsClassName(to, filter))) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
940 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
941 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
942
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
943 final SourceSection reportedSourceSection = oldNode.getEncapsulatingSourceSection();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
944
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
945 PrintStream out = System.out;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
946 out.printf("[truffle] rewrite %-50s |From %-40s |To %-40s |Reason %s%s%n", oldNode.toString(), formatNodeInfo(oldNode), formatNodeInfo(newNode),
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
947 reason != null && reason.length() > 0 ? reason : "unknown", reportedSourceSection != null ? " at " + reportedSourceSection.getShortDescription() : "");
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
948 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
949
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
950 private static String formatNodeInfo(Node node) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
951 String cost = "?";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
952 switch (node.getCost()) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
953 case NONE:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
954 cost = "G";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
955 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
956 case MONOMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
957 cost = "M";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
958 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
959 case POLYMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
960 cost = "P";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
961 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
962 case MEGAMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
963 cost = "G";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
964 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
965 default:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
966 cost = "?";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
967 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
968 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
969 return cost + " " + node.getClass().getSimpleName();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
970 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
971
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
972 private static boolean filterByKind(Node node, NodeCost cost) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
973 return node.getCost() == cost;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
974 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
975
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
976 private static boolean filterByContainsClassName(Class<? extends Node> from, String filter) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
977 Class<?> currentFrom = from;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
978 while (currentFrom != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
979 if (currentFrom.getName().contains(filter)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
980 return false;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
981 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
982 currentFrom = currentFrom.getSuperclass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
983 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
984 return true;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
985 }
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
986 }