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annotate graal/com.oracle.truffle.api/src/com/oracle/truffle/api/nodes/NodeUtil.java @ 19974:a0971187a38a

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Truffle: always check type in UnsafeNodeField
author Andreas Woess <andreas.woess@oracle.com>
date Fri, 20 Mar 2015 15:59:35 +0100
parents f682b9e6ca07
children 5b7db8941fd7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2012, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation. Oracle designates this
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8 * particular file as subject to the "Classpath" exception as provided
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9 * by Oracle in the LICENSE file that accompanied this code.
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 * version 2 for more details (a copy is included in the LICENSE file that
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15 * accompanied this code).
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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.instrument.*;
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37 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode;
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38 import com.oracle.truffle.api.nodes.Node.Child;
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39 import com.oracle.truffle.api.nodes.Node.Children;
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40 import com.oracle.truffle.api.source.*;
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41
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42 /**
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43 * Utility class that manages the special access methods for node instances.
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44 */
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45 public final class NodeUtil {
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46 private static final boolean USE_UNSAFE = Boolean.getBoolean("truffle.unsafe");
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47
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48 /**
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49 * Interface that allows the customization of field offsets used for {@link Unsafe} field
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50 * accesses.
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51 */
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52 public interface FieldOffsetProvider {
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53
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54 long objectFieldOffset(Field field);
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55
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56 int getTypeSize(Class<?> clazz);
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57 }
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58
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59 private static final FieldOffsetProvider unsafeFieldOffsetProvider = new FieldOffsetProvider() {
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60
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61 @Override
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62 public long objectFieldOffset(Field field) {
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63 return unsafe.objectFieldOffset(field);
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64 }
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65
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66 @Override
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67 public int getTypeSize(Class<?> clazz) {
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68 if (!clazz.isPrimitive()) {
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69 return Unsafe.ARRAY_OBJECT_INDEX_SCALE;
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70 } else if (clazz == int.class) {
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71 return Unsafe.ARRAY_INT_INDEX_SCALE;
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72 } else {
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73 throw new UnsupportedOperationException("unsupported field type: " + clazz);
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74 }
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75 }
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76 };
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77
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78 public static enum NodeFieldKind {
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79 /** The single {@link Node#getParent() parent} field. */
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80 PARENT,
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81 /** A field annotated with {@link Child}. */
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82 CHILD,
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83 /** A field annotated with {@link Children}. */
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84 CHILDREN,
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85 /** A normal non-child data field of the node. */
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86 DATA
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87 }
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88
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89 /**
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90 * Information about a field in a {@link Node} class.
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91 */
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92 public abstract static class NodeField {
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93
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94 private final NodeFieldKind kind;
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95 private final String name;
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96 protected final Class<?> type;
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97 protected final long offset;
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98
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99 protected NodeField(NodeFieldKind kind, Field field) {
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100 this.kind = kind;
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101 this.type = field.getType();
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102 this.name = field.getName();
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103 this.offset = unsafeFieldOffsetProvider.objectFieldOffset(field);
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104 }
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105
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106 protected static NodeField create(NodeFieldKind kind, Field field) {
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107 if (USE_UNSAFE) {
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108 return new UnsafeNodeField(kind, field);
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109 } else {
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110 return new ReflectionNodeField(kind, field);
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111 }
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112 }
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a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
113
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114 public NodeFieldKind getKind() {
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115 return kind;
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116 }
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117
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118 public Class<?> getType() {
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119 return type;
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120 }
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121
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122 public String getName() {
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123 return name;
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124 }
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125
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126 public long getOffset() {
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127 return offset;
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128 }
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129
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130 public abstract void putObject(Node receiver, Object value);
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131
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132 public abstract Object getObject(Node receiver);
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133
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134 public abstract Object loadValue(Node node);
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135
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136 @Override
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137 public int hashCode() {
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138 return kind.hashCode() | type.hashCode() | name.hashCode() | ((Long) offset).hashCode();
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139 }
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140
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141 @Override
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142 public boolean equals(Object obj) {
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143 if (obj instanceof NodeField) {
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144 NodeField other = (NodeField) obj;
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145 return offset == other.offset && name.equals(other.name) && type.equals(other.type) && kind.equals(other.kind);
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146 }
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147 return false;
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148 }
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149 }
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150
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151 private static final class UnsafeNodeField extends NodeField {
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152 protected UnsafeNodeField(NodeFieldKind kind, Field field) {
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153 super(kind, field);
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154 }
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155
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diff changeset
156 @Override
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diff changeset
157 public void putObject(Node receiver, Object value) {
19974
a0971187a38a Truffle: always check type in UnsafeNodeField
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parents: 19758
diff changeset
158 if (!type.isPrimitive() && value == null || type.isInstance(value)) {
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diff changeset
159 unsafe.putObject(receiver, offset, value);
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diff changeset
160 } else {
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diff changeset
161 throw new IllegalArgumentException();
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Andreas Woess <andreas.woess@oracle.com>
parents: 19758
diff changeset
162 }
18751
e55e18c1f40d Truffle: add putObject to node reflection.
Christian Humer <christian.humer@gmail.com>
parents: 18750
diff changeset
163 }
e55e18c1f40d Truffle: add putObject to node reflection.
Christian Humer <christian.humer@gmail.com>
parents: 18750
diff changeset
164
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165 @Override
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166 public Object getObject(Node receiver) {
19974
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diff changeset
167 if (!type.isPrimitive()) {
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diff changeset
168 return unsafe.getObject(receiver, offset);
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diff changeset
169 } else {
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diff changeset
170 throw new IllegalArgumentException();
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diff changeset
171 }
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172 }
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173
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174 @Override
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175 public Object loadValue(Node node) {
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diff changeset
176 if (type == boolean.class) {
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diff changeset
177 return unsafe.getBoolean(node, offset);
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diff changeset
178 } else if (type == byte.class) {
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179 return unsafe.getByte(node, offset);
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diff changeset
180 } else if (type == short.class) {
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diff changeset
181 return unsafe.getShort(node, offset);
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diff changeset
182 } else if (type == char.class) {
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diff changeset
183 return unsafe.getChar(node, offset);
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diff changeset
184 } else if (type == int.class) {
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diff changeset
185 return unsafe.getInt(node, offset);
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diff changeset
186 } else if (type == long.class) {
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diff changeset
187 return unsafe.getLong(node, offset);
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diff changeset
188 } else if (type == float.class) {
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diff changeset
189 return unsafe.getFloat(node, offset);
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diff changeset
190 } else if (type == double.class) {
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diff changeset
191 return unsafe.getDouble(node, offset);
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diff changeset
192 } else {
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diff changeset
193 return unsafe.getObject(node, offset);
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diff changeset
194 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
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diff changeset
195 }
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196 }
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diff changeset
197
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diff changeset
198 private static final class ReflectionNodeField extends NodeField {
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199 private final Field field;
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diff changeset
200
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diff changeset
201 protected ReflectionNodeField(NodeFieldKind kind, Field field) {
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diff changeset
202 super(kind, field);
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diff changeset
203 this.field = field;
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diff changeset
204 field.setAccessible(true);
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diff changeset
205 }
14743
762c9aceb7d8 Add equals/hashCode methods
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diff changeset
206
762c9aceb7d8 Add equals/hashCode methods
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parents: 14569
diff changeset
207 @Override
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208 public void putObject(Node receiver, Object value) {
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diff changeset
209 assert !type.isPrimitive() && value == null || type.isInstance(value);
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diff changeset
210 try {
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diff changeset
211 field.set(receiver, value);
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diff changeset
212 } catch (IllegalAccessException e) {
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diff changeset
213 throw new AssertionError(e);
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diff changeset
214 }
14743
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diff changeset
215 }
762c9aceb7d8 Add equals/hashCode methods
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diff changeset
216
762c9aceb7d8 Add equals/hashCode methods
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diff changeset
217 @Override
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218 public Object getObject(Node receiver) {
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diff changeset
219 assert !type.isPrimitive();
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diff changeset
220 try {
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Andreas Woess <andreas.woess@jku.at>
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diff changeset
221 return field.get(receiver);
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diff changeset
222 } catch (IllegalAccessException e) {
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diff changeset
223 throw new AssertionError(e);
14743
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diff changeset
224 }
18905
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diff changeset
225 }
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parents: 18904
diff changeset
226
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Andreas Woess <andreas.woess@jku.at>
parents: 18904
diff changeset
227 @Override
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diff changeset
228 public Object loadValue(Node node) {
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diff changeset
229 try {
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diff changeset
230 if (type == boolean.class) {
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diff changeset
231 return field.getBoolean(node);
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parents: 18904
diff changeset
232 } else if (type == byte.class) {
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parents: 18904
diff changeset
233 return field.getByte(node);
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parents: 18904
diff changeset
234 } else if (type == short.class) {
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parents: 18904
diff changeset
235 return field.getShort(node);
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236 } else if (type == char.class) {
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237 return field.getChar(node);
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238 } else if (type == int.class) {
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239 return field.getInt(node);
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240 } else if (type == long.class) {
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241 return field.getLong(node);
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242 } else if (type == float.class) {
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243 return field.getFloat(node);
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244 } else if (type == double.class) {
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245 return field.getDouble(node);
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246 } else {
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247 return field.get(node);
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248 }
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249 } catch (IllegalAccessException e) {
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250 throw new AssertionError(e);
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251 }
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252 }
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253 }
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254
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255 /**
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256 * Information about a {@link Node} class. A single instance of this class is allocated for
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257 * every subclass of {@link Node} that is used.
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258 */
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259 public static final class NodeClass {
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260 private static final ClassValue<NodeClass> nodeClasses = new ClassValue<NodeClass>() {
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261 @SuppressWarnings("unchecked")
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262 @Override
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263 protected NodeClass computeValue(final Class<?> clazz) {
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264 assert Node.class.isAssignableFrom(clazz);
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265 return AccessController.doPrivileged(new PrivilegedAction<NodeClass>() {
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266 public NodeClass run() {
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267 return new NodeClass((Class<? extends Node>) clazz);
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268 }
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269 });
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270 }
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271 };
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272
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273 // The comprehensive list of all fields.
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274 private final NodeField[] fields;
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275 // Separate arrays for the frequently accessed fields.
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276 private final NodeField parentField;
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277 private final NodeField[] childFields;
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278 private final NodeField[] childrenFields;
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279 private final NodeField[] cloneableFields;
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280
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281 private final Class<? extends Node> clazz;
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282
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283 public static NodeClass get(Class<? extends Node> clazz) {
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284 return nodeClasses.get(clazz);
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285 }
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286
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287 public NodeClass(Class<? extends Node> clazz) {
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288 List<NodeField> fieldsList = new ArrayList<>();
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289 NodeField parentFieldTmp = null;
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290 List<NodeField> childFieldList = new ArrayList<>();
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291 List<NodeField> childrenFieldList = new ArrayList<>();
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292 List<NodeField> cloneableFieldList = new ArrayList<>();
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293
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294 for (Field field : getAllFields(clazz)) {
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295 if (Modifier.isStatic(field.getModifiers()) || field.isSynthetic()) {
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296 continue;
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297 }
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298
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299 NodeField nodeField;
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300 if (field.getDeclaringClass() == Node.class && field.getName().equals("parent")) {
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301 assert Node.class.isAssignableFrom(field.getType());
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302 nodeField = NodeField.create(NodeFieldKind.PARENT, field);
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303 parentFieldTmp = nodeField;
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304 } else if (field.getAnnotation(Child.class) != null) {
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305 checkChildField(field);
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306 nodeField = NodeField.create(NodeFieldKind.CHILD, field);
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307 childFieldList.add(nodeField);
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308 } else if (field.getAnnotation(Children.class) != null) {
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309 checkChildrenField(field);
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310 nodeField = NodeField.create(NodeFieldKind.CHILDREN, field);
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311 childrenFieldList.add(nodeField);
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312 } else {
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313 nodeField = NodeField.create(NodeFieldKind.DATA, field);
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314 if (NodeCloneable.class.isAssignableFrom(field.getType())) {
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315 cloneableFieldList.add(nodeField);
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316 }
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317 }
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318 fieldsList.add(nodeField);
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319 }
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320
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321 if (parentFieldTmp == null) {
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322 throw new AssertionError("parent field not found");
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323 }
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324
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325 this.fields = fieldsList.toArray(new NodeField[fieldsList.size()]);
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326 this.parentField = parentFieldTmp;
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327 this.childFields = childFieldList.toArray(new NodeField[childFieldList.size()]);
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328 this.childrenFields = childrenFieldList.toArray(new NodeField[childrenFieldList.size()]);
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329 this.cloneableFields = cloneableFieldList.toArray(new NodeField[cloneableFieldList.size()]);
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330 this.clazz = clazz;
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331 }
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332
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333 private static boolean isNodeType(Class<?> clazz) {
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334 return Node.class.isAssignableFrom(clazz) || (clazz.isInterface() && NodeInterface.class.isAssignableFrom(clazz));
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335 }
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336
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337 private static void checkChildField(Field field) {
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338 if (!isNodeType(field.getType())) {
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339 throw new AssertionError("@Child field type must be a subclass of Node or an interface extending NodeInterface (" + field + ")");
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340 }
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341 if (Modifier.isFinal(field.getModifiers())) {
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342 throw new AssertionError("@Child field must not be final (" + field + ")");
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343 }
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344 }
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345
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346 private static void checkChildrenField(Field field) {
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347 if (!(field.getType().isArray() && isNodeType(field.getType().getComponentType()))) {
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348 throw new AssertionError("@Children field type must be an array of a subclass of Node or an interface extending NodeInterface (" + field + ")");
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349 }
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350 if (!Modifier.isFinal(field.getModifiers())) {
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351 throw new AssertionError("@Children field must be final (" + field + ")");
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352 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
353 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
354
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
355 public NodeField[] getFields() {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
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parents: 9538
diff changeset
356 return fields;
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357 }
9258
07f8d136a05e Truffle API changes for the Frame API. Introduction of Assumptions class.
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diff changeset
358
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diff changeset
359 public NodeField getParentField() {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
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parents: 18751
diff changeset
360 return parentField;
9258
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parents: 7530
diff changeset
361 }
07f8d136a05e Truffle API changes for the Frame API. Introduction of Assumptions class.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
362
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diff changeset
363 public NodeField[] getChildFields() {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
364 return childFields;
9258
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
365 }
07f8d136a05e Truffle API changes for the Frame API. Introduction of Assumptions class.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
366
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diff changeset
367 public NodeField[] getChildrenFields() {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
368 return childrenFields;
9258
07f8d136a05e Truffle API changes for the Frame API. Introduction of Assumptions class.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7530
diff changeset
369 }
14743
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
370
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
371 @Override
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
372 public int hashCode() {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
373 return clazz.hashCode();
14743
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
374 }
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
375
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
376 @Override
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
377 public boolean equals(Object obj) {
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
378 if (obj instanceof NodeClass) {
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
379 NodeClass other = (NodeClass) obj;
18904
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Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
380 return clazz.equals(other.clazz);
14743
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
381 }
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
382 return false;
762c9aceb7d8 Add equals/hashCode methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 14569
diff changeset
383 }
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
384
16467
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Andreas Woess <andreas.woess@jku.at>
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diff changeset
385 public Iterator<Node> makeIterator(Node node) {
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
386 assert clazz.isInstance(node);
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
387 return new NodeIterator(node);
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
388 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
389
16467
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Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
390 private final class NodeIterator implements Iterator<Node> {
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
391 private final Node node;
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
392 private final int childrenCount;
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
393 private int index;
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
394
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
395 protected NodeIterator(Node node) {
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
396 this.node = node;
16581
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Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
397 this.index = 0;
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
398 this.childrenCount = childrenCount();
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
399 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
400
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
401 private int childrenCount() {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
402 int nodeCount = childFields.length;
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
403 for (NodeField childrenField : childrenFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
404 Object[] children = ((Object[]) childrenField.getObject(node));
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
405 if (children != null) {
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
406 nodeCount += children.length;
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
407 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
408 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
409 return nodeCount;
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
410 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
411
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
412 private Node nodeAt(int idx) {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
413 int nodeCount = childFields.length;
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
414 if (idx < nodeCount) {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
415 return (Node) childFields[idx].getObject(node);
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
416 } else {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
417 for (NodeField childrenField : childrenFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
418 Object[] nodeArray = (Object[]) childrenField.getObject(node);
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
419 if (idx < nodeCount + nodeArray.length) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
420 return (Node) nodeArray[idx - nodeCount];
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
421 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
422 nodeCount += nodeArray.length;
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
423 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
424 }
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
425 return null;
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
426 }
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
427
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
428 private void forward() {
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
429 if (index < childrenCount) {
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
430 index++;
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
431 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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 }
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
433
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
434 public boolean hasNext() {
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
435 return index < childrenCount;
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
436 }
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
437
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
438 public Node next() {
16581
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
439 try {
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
440 return nodeAt(index);
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
441 } finally {
8be5c68a779d Truffle: revert to previous iterator implementation, add test case
Andreas Woess <andreas.woess@jku.at>
parents: 16548
diff changeset
442 forward();
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
443 }
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
444 }
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
445
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
446 public void remove() {
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
447 throw new UnsupportedOperationException();
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
448 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
449 }
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
450 }
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
451
16467
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
452 static Iterator<Node> makeIterator(Node node) {
17f7331dcc4f Truffle: move iterator to NodeClass
Andreas Woess <andreas.woess@jku.at>
parents: 16466
diff changeset
453 return NodeClass.get(node.getClass()).makeIterator(node);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455
17399
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
456 public static Iterator<Node> makeRecursiveIterator(Node node) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
457 return new RecursiveNodeIterator(node);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
458 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
459
18163
c88ab4f1f04a re-enabled Checkstyle with the release of 6.0 that supports Java 8; fixed existing Checkstyle warnings
Doug Simon <doug.simon@oracle.com>
parents: 17399
diff changeset
460 private static final class RecursiveNodeIterator implements Iterator<Node> {
17399
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
461 private final List<Iterator<Node>> iteratorStack = new ArrayList<>();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
462
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
463 public RecursiveNodeIterator(final Node node) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
464 iteratorStack.add(new Iterator<Node>() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
465
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
466 private boolean visited;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
467
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
468 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
469 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
470 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
471
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
472 public Node next() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
473 if (visited) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
474 throw new NoSuchElementException();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
475 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
476 visited = true;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
477 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
478 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
479
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
480 public boolean hasNext() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
481 return !visited;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
482 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
483 });
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
484 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
485
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
486 public boolean hasNext() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
487 return peekIterator() != null;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
488 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
489
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
490 public Node next() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
491 Iterator<Node> iterator = peekIterator();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
492 if (iterator == null) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
493 throw new NoSuchElementException();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
494 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
495
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
496 Node node = iterator.next();
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
497 if (node != null) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
498 Iterator<Node> childIterator = makeIterator(node);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
499 if (childIterator.hasNext()) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
500 iteratorStack.add(childIterator);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
501 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
502 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
503 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
504 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
505
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
506 private Iterator<Node> peekIterator() {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
507 int tos = iteratorStack.size() - 1;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
508 while (tos >= 0) {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
509 Iterator<Node> iterable = iteratorStack.get(tos);
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
510 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
511 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
512 } else {
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
513 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
514 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
515 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
516 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
517 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
518
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
519 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
520 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
521 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
522 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
523
11636
136eaa90ef41 Truffle: make NodeUtil class final and its unsafe field private.
Andreas Woess <andreas.woess@jku.at>
parents: 11622
diff changeset
524 private static final Unsafe unsafe = getUnsafe();
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
525
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
526 private static Unsafe getUnsafe() {
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
527 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
528 return Unsafe.getUnsafe();
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
529 } 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
530 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
531 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
532 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
533 theUnsafeInstance.setAccessible(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
534 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
535 } 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
536 throw new RuntimeException("exception while trying to get Unsafe.theUnsafe via reflection:", 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
537 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
538 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
539
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
540 @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
541 public static <T extends Node> T cloneNode(T orig) {
18750
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
542 return (T) orig.deepCopy();
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
543 }
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
544
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
545 static Node deepCopyImpl(Node orig) {
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
546 final Node clone = orig.copy();
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
547 NodeClass nodeClass = NodeClass.get(clone.getClass());
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
548
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
549 nodeClass.parentField.putObject(clone, null);
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
550
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
551 for (NodeField childField : nodeClass.childFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
552 Node child = (Node) childField.getObject(orig);
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
553 if (child != null) {
18750
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
554 Node clonedChild = child.deepCopy();
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
555 nodeClass.parentField.putObject(clonedChild, clone);
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
556 childField.putObject(clone, clonedChild);
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
557 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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 }
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
559 for (NodeField childrenField : nodeClass.childrenFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
560 Object[] children = (Object[]) childrenField.getObject(orig);
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
561 if (children != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
562 Object[] clonedChildren = (Object[]) Array.newInstance(children.getClass().getComponentType(), children.length);
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
563 for (int i = 0; i < children.length; i++) {
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
564 if (children[i] != null) {
18750
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
565 Node clonedChild = ((Node) children[i]).deepCopy();
11809
c7769440afd8 improve NodeUtil.cloneNode.
Andreas Woess <andreas.woess@jku.at>
parents: 11649
diff changeset
566 clonedChildren[i] = clonedChild;
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
567 nodeClass.parentField.putObject(clonedChild, clone);
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
568 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
569 }
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
570 childrenField.putObject(clone, clonedChildren);
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
571 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
572 }
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
573 for (NodeField cloneableField : nodeClass.cloneableFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
574 Object cloneable = cloneableField.getObject(clone);
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
575 if (cloneable != null && cloneable == cloneableField.getObject(orig)) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
576 cloneableField.putObject(clone, ((NodeCloneable) cloneable).clone());
18510
cb4d5cc2b52b Truffle: clone ConditionProfile and BranchProfile node fields
Andreas Woess <andreas.woess@jku.at>
parents: 18485
diff changeset
577 }
cb4d5cc2b52b Truffle: clone ConditionProfile and BranchProfile node fields
Andreas Woess <andreas.woess@jku.at>
parents: 18485
diff changeset
578 }
18750
8a758dce7d80 Truffle: added new deepCopy method to Node.
Christian Humer <christian.humer@gmail.com>
parents: 18510
diff changeset
579 return clone;
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
580 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
581
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
582 public static List<Node> findNodeChildren(Node node) {
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
583 List<Node> nodes = new ArrayList<>();
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
584 NodeClass nodeClass = NodeClass.get(node.getClass());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
586 for (NodeField nodeField : nodeClass.childFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
587 Object child = nodeField.getObject(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
588 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
589 nodes.add((Node) child);
7267
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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 }
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
592 for (NodeField nodeField : nodeClass.childrenFields) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
593 Object[] children = (Object[]) nodeField.getObject(node);
7267
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
594 if (children != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
595 for (Object child : children) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
596 if (child != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
597 nodes.add((Node) child);
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
598 }
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
599 }
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
600 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
601 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
602
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
603 return nodes;
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
604 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
605
19758
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19607
diff changeset
606 public static <T extends Node> T nonAtomicReplace(Node oldNode, T newNode, CharSequence reason) {
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19607
diff changeset
607 oldNode.replaceHelper(newNode, reason);
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19607
diff changeset
608 return newNode;
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19607
diff changeset
609 }
f682b9e6ca07 Truffle: expose non-atomic replace API to Truffle DSL to avoid multiple RootNode lookups for multiple replaces in one atomic block.
Christian Humer <christian.humer@gmail.com>
parents: 19607
diff changeset
610
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
611 public static boolean replaceChild(Node parent, Node oldChild, Node newChild) {
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
612 NodeClass nodeClass = NodeClass.get(parent.getClass());
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
613
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
614 for (NodeField nodeField : nodeClass.getChildFields()) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
615 if (nodeField.getObject(parent) == oldChild) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
616 assert assertAssignable(nodeField, newChild);
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
617 nodeField.putObject(parent, 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
618 return true;
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
619 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
620 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
621
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
622 for (NodeField nodeField : nodeClass.getChildrenFields()) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
623 Object arrayObject = nodeField.getObject(parent);
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
624 if (arrayObject != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
625 Object[] array = (Object[]) arrayObject;
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
626 for (int i = 0; i < array.length; i++) {
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
627 if (array[i] == oldChild) {
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
628 assert assertAssignable(nodeField, newChild);
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
629 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
630 return true;
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
631 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
632 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
633 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
634 }
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
635 return false;
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
636 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
637
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
638 private static boolean assertAssignable(NodeField field, Object newValue) {
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
639 if (newValue == null) {
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
640 return true;
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
641 }
18904
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
642 if (field.getKind() == NodeFieldKind.CHILD) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
643 if (field.getType().isAssignableFrom(newValue.getClass())) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
644 return true;
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
645 } else {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
646 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName();
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
647 return false;
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
648 }
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
649 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
650 if (field.getType().getComponentType().isAssignableFrom(newValue.getClass())) {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
651 return true;
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
652 } else {
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
653 assert false : "Child class " + newValue.getClass().getName() + " is not assignable to field \"" + field.getName() + "\" of type " + field.getType().getName();
6ba170cb6f53 Truffle: channel all NodeUtil field accesses through NodeField class
Andreas Woess <andreas.woess@jku.at>
parents: 18751
diff changeset
654 return false;
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
655 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
656 }
10755
b221e31d7b0b Truffle: revise NodeUtil.replaceChild assertion
Andreas Woess <andreas.woess@jku.at>
parents: 10742
diff changeset
657 throw new IllegalArgumentException();
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
658 }
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
659
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
660 /**
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
661 * Finds the field in a parent node, if any, that holds a specified child node.
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
662 *
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
663 * @return the field (possibly an array) holding the child, {@code null} if not found.
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
664 */
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
665 public static NodeField findChildField(Node parent, Node child) {
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
666 assert child != null;
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
667 NodeClass parentNodeClass = NodeClass.get(parent.getClass());
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
668
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
669 for (NodeField field : parentNodeClass.getChildFields()) {
19012
f5b83e7b2b4c Truffle: simplify NodeUtil.findChildField
Andreas Woess <andreas.woess@jku.at>
parents: 19010
diff changeset
670 if (field.getObject(parent) == child) {
f5b83e7b2b4c Truffle: simplify NodeUtil.findChildField
Andreas Woess <andreas.woess@jku.at>
parents: 19010
diff changeset
671 return field;
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
672 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
673 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
674
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
675 for (NodeField field : parentNodeClass.getChildrenFields()) {
19012
f5b83e7b2b4c Truffle: simplify NodeUtil.findChildField
Andreas Woess <andreas.woess@jku.at>
parents: 19010
diff changeset
676 Object arrayObject = field.getObject(parent);
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
677 if (arrayObject != null) {
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
678 Object[] array = (Object[]) arrayObject;
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
679 for (int i = 0; i < array.length; i++) {
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
680 if (array[i] == child) {
19012
f5b83e7b2b4c Truffle: simplify NodeUtil.findChildField
Andreas Woess <andreas.woess@jku.at>
parents: 19010
diff changeset
681 return field;
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
682 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
683 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
684 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
685 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
686 return null;
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
687 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
688
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
689 /**
19141
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
690 * Determines whether a proposed child replacement would be safe: structurally and type.
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
691 */
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
692 public static boolean isReplacementSafe(Node parent, Node oldChild, Node newChild) {
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
693 assert newChild != null;
19141
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
694 if (parent != null) {
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
695 final NodeField field = findChildField(parent, oldChild);
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
696 if (field != null) {
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
697 switch (field.getKind()) {
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
698 case CHILD:
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
699 return field.getType().isAssignableFrom(newChild.getClass());
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
700 case CHILDREN:
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
701 return field.getType().getComponentType().isAssignableFrom(newChild.getClass());
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
702 default:
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
703 throw new IllegalStateException();
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
704 }
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
705 }
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
706 }
19141
67d9e635102f Truffle/Instrumentation: refine checks for safe node replacement
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 19012
diff changeset
707 return false;
18984
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
708 }
0f462015296f Truffle: Additions to NodeUtil to support optional "safe" AST node replacement (and diagnostics when unsafe)
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18905
diff changeset
709
19607
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
710 /**
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
711 * Executes a closure for every non-null child of the parent node.
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
712 *
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
713 * @return {@code true} if all children were visited, {@code false} otherwise
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
714 */
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
715 public static boolean forEachChild(Node parent, NodeVisitor visitor) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
716 Objects.requireNonNull(visitor);
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
717 NodeClass parentNodeClass = NodeClass.get(parent.getClass());
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
718
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
719 for (NodeField field : parentNodeClass.getChildFields()) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
720 Object child = field.getObject(parent);
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
721 if (child != null) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
722 if (!visitor.visit((Node) child)) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
723 return false;
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
724 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
725 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
726 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
727
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
728 for (NodeField field : parentNodeClass.getChildrenFields()) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
729 Object arrayObject = field.getObject(parent);
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
730 if (arrayObject != null) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
731 Object[] array = (Object[]) arrayObject;
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
732 for (int i = 0; i < array.length; i++) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
733 Object child = array[i];
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
734 if (child != null) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
735 if (!visitor.visit((Node) child)) {
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
736 return false;
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
737 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
738 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
739 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
740 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
741 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
742
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
743 return true;
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
744 }
73811d1b4cd0 Truffle: add NodeUtil.forEachChild
Andreas Woess <andreas.woess@oracle.com>
parents: 19141
diff changeset
745
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
746 /** 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
747 private static Field[] getAllFields(Class<? extends Object> 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
748 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
749 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
750 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
751 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
752 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
753 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
754
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
755 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
756 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
757 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
758 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
759 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
760
11622
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
761 /**
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
762 * 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
763 * are less than n ancestors.
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
764 */
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
765 public static Node getNthParent(Node node, int n) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
766 Node parent = node;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
767
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
768 for (int i = 0; i < n; i++) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
769 parent = parent.getParent();
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
770
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
771 if (parent == null) {
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
772 return null;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
773 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
774 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
775
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
776 return parent;
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
777 }
ccf047a30f18 Truffle: NodeUtil.getNthParent.
Chris Seaton <chris.seaton@oracle.com>
parents: 11279
diff changeset
778
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
779 /** 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
780 public static <T extends Annotation> T findAnnotation(Class<?> clazz, Class<T> annotationClass) {
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
781 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
782 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
783 } else {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7267
diff changeset
784 for (Class<?> intf : clazz.getInterfaces()) {
7267
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
785 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
786 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
787 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
788 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
789 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
790 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
791 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
792 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
793 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
794 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
795
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
796 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
797 Node parent = start.getParent();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
798 if (parent == null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
799 return null;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
800 } else if (clazz.isInstance(parent)) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
801 return clazz.cast(parent);
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 } else {
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
803 return findParent(parent, 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
804 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
807 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
808 List<T> parents = new ArrayList<>();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
809 T parent = findParent(start, clazz);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
810 while (parent != null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
811 parents.add(parent);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
812 parent = findParent((Node) parent, 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
813 }
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
814 return parents;
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
815 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
816
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
817 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
818 List<Node> nodes = new ArrayList<>();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
819 Node current = child;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
820 while (current != null) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
821 nodes.add(current);
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
822 if (current == parent) {
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
823 return nodes;
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
824 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
825 current = current.getParent();
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
826 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
827 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
828 }
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
829
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
830 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
831 for (Node childNode : findNodeChildren(root)) {
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
832 if (clazz.isInstance(childNode)) {
12666
d9c34e8337f4 Truffle: cleanup of NodeUtil#findParent; added NodeUtil#findAllParents
Christian Humer <christian.humer@gmail.com>
parents: 11950
diff changeset
833 return clazz.cast(childNode);
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
834 } else {
9487
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
835 T node = findFirstNodeInstance(childNode, clazz);
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
836 if (node != null) {
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
837 return node;
0285fbb8b05d NodeUtil.findFirstNodeInstance bug fix
Andreas Woess <andreas.woess@jku.at>
parents: 9486
diff changeset
838 }
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
839 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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 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
842 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api 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
16465
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
844 public static <T> List<T> findAllNodeInstances(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
845 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
846 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
847 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
848 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
849 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
850 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
851 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
852 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
853 });
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
854 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
855 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
856
16465
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
857 /**
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
858 * 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
859 */
456abab80eb5 Truffle: remove obsolete NodeUtil.findNodeInstancesInFunction (functionally equivalent to findAllNodeInstances)
Andreas Woess <andreas.woess@jku.at>
parents: 16464
diff changeset
860 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
861 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
862 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
863 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
864 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
865 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
866 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
867 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
868 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
869 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
870 });
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
871 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
872 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
873
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
874 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
875 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
876 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
877 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
878 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
879 count++;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
880 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
881 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
882 }
e455fc531ec2 Truffle: Added API in NodeUtil to count nodes restricted to a Kind.
Christian Humer <christian.humer@gmail.com>
parents: 13983
diff changeset
883
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
884 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
885 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
886 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
887 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
888 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
889 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
890 count++;
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
891 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
892 }
5787218bad91 Truffle: implemented recursive node iterator and node streams for the graal runtime.
Christian Humer <christian.humer@gmail.com>
parents: 17275
diff changeset
893 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
894 }
6e12e0ace0d5 Truffle: add NodeUtil.countNodes overload that counts nodes of a specific type
Andreas Woess <andreas.woess@jku.at>
parents: 10756
diff changeset
895
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
896 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
897
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
898 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
899
10704
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
900 }
84b944726df2 Truffle: introduce NodeUtil.countNodes
Andreas Woess <andreas.woess@jku.at>
parents: 9754
diff changeset
901
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
902 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
903 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
904 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
905 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
906 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
907
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
908 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
909 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
910 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
911
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
912 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
913 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
914 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
915 }
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
916 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
917 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
918 }
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
919 if (parent == null) {
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
920 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
921 } else {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
922 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
923 p.print(" = ");
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
924 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
925 }
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
926
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
927 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
928 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
929 }
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
930 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
931 }
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
932
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
933 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
934 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
935 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
936 return out.toString();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
937 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
938
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
939 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
940 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
941 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
942
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
943 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
944 if (node == null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
945 return;
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
946 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
947 if (parent == null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
948 // 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
949 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
950 if (sourceSection != null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
951 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
952 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
953 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
954 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
955 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
956 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
957 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
958 sb.append("| ");
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
959 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
960
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
961 if (parent != null) {
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
962 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
963 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
964
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
965 sb.append(" (" + node.getClass().getSimpleName() + ") ");
18485
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
966
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
967 sb.append(printSyntaxTags(node));
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
968
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
969 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
970 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
971
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
972 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
973 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
974 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
975 p.flush();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
976 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
977
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
978 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
979 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
980 for (NodeField field : fields) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
981 Object value = field.loadValue(parent);
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
982 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
983 return field.getName();
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
984 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
985 int index = 0;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
986 for (Object arrayNode : (Object[]) value) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
987 if (arrayNode == node) {
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
988 return field.getName() + "[" + index + "]";
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
989 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
990 index++;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
991 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
992 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
993 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
994 return defaultName;
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
995 }
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
996
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
997 /**
18485
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
998 * Returns a string listing the {@linkplain SyntaxTag syntax tags}, if any, associated with a
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
999 * node:
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1000 * <ul>
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1001 * <li>"[{@linkplain StandardSyntaxTag#STATEMENT STATEMENT},
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1002 * {@linkplain StandardSyntaxTag#ASSIGNMENT ASSIGNMENT}]" if tags have been applied;</li>
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1003 * <li>"[]" if the node supports tags, but none are present; and</li>
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1004 * <li>"" if the node does not support tags.</li>
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1005 * </ul>
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1006 */
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1007 public static String printSyntaxTags(final Object node) {
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1008 if (node instanceof WrapperNode) {
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1009 final Probe probe = ((WrapperNode) node).getProbe();
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1010 final Collection<SyntaxTag> syntaxTags = probe.getSyntaxTags();
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1011 final StringBuilder sb = new StringBuilder();
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1012 String prefix = "";
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1013 sb.append("[");
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1014 for (SyntaxTag tag : syntaxTags) {
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1015 sb.append(prefix);
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1016 prefix = ",";
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1017 sb.append(tag.toString());
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1018 }
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1019 sb.append("]");
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1020 return sb.toString();
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1021 }
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1022 return "";
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1023 }
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1024
e3c95cbbb50c Truffle Instrumentation: major API revision, based around the Probe and Instrument classes; add Instrumentable API for language implementors, with most details automated; reimplemented to handle AST splitting automatically; more JUnit tests.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 18332
diff changeset
1025 /**
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1026 * 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
1027 * 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
1028 *
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1029 * @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
1030 * @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
1031 */
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1032 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
1033 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
1034 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1035
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1036 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
1037 StringWriter out = new StringWriter();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1038 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
1039 return out.toString();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1040 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1041
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1042 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
1043 printTree(p, node, 1);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1044 p.println();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1045 p.flush();
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1046 }
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1047
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1048 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
1049 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
1050 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
1051 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
1052 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1053
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
1054 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
1055
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1056 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
1057 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
1058 p.print("(");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1059 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
1060 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
1061 childFields.add(field);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1062 } 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
1063 p.print(sep);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1064 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
1065
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1066 p.print(field.getName());
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1067 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1068 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
1069 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1070 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1071 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
1072
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1073 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
1074 p.print(" {");
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1075 for (NodeField field : childFields) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1076 printNewLine(p, level);
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1077 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
1078
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1079 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
1080 if (value == null) {
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1081 p.print(" = null ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1082 } 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
1083 p.print(" = ");
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1084 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
1085 } else if (field.getKind() == NodeFieldKind.CHILDREN) {
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1086 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
1087 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1088 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1089 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
1090 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
1091 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1092 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1093
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1094 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
1095 String sep;
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
1096 Object[] children = (Object[]) value;
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1097 p.print(" = [");
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1098 sep = "";
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
1099 for (Object child : children) {
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1100 p.print(sep);
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1101 sep = ", ";
17275
846c059e3ecf Truffle: allow interface types in child fields
Andreas Woess <andreas.woess@jku.at>
parents: 16779
diff changeset
1102 printTree(p, (Node) child, level + 1);
16548
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1103 }
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1104 p.print("]");
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1105 }
a3b0a2d61e62 extract method in NodeUtil
Christian Wirth <christian.wirth@oracle.com>
parents: 16513
diff changeset
1106
9754
98b004bf3985 Refactoring of NodeUtil to centralize the use of reflection
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9538
diff changeset
1107 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
1108 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
1109 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
1110 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
1111 }
a4b84ba6dc2e Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1112 }
10742
99789440ce28 Truffle: Added assertions to replaceChild.
Christian Humer <christian.humer@gmail.com>
parents: 10704
diff changeset
1113
10845
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
1114 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
1115 return node.getClass().getSimpleName();
e9248ebb1d79 Truffle: ignore null children in NodeUtil.findNodeChildren; refactoring.
Andreas Woess <andreas.woess@jku.at>
parents: 10793
diff changeset
1116 }
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1117
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1118 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
1119 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
1120 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
1121 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
1122 }
11848
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1123 if (section != null) {
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1124 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
1125 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
1126 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
1127 sb.append(" (" + section.getCharIndex() + "," + (section.getCharEndIndex() - 1) + ")");
19010
3bf612703773 Truffle: print the line number in the source attribution tree.
Chris Seaton <chris.seaton@oracle.com>
parents: 18984
diff changeset
1128 sb.append(" line=" + section.getLineLocation().getLineNumber());
16674
70f47dbbcabd Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 16581
diff changeset
1129 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
1130 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
1131 return sb.toString();
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1132 }
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1133 return "";
099af41815ea Truffle: add NodeUtil.printSourceAttributionTree() for debugging
Michael Van De Vanter <michael.van.de.vanter@oracle.com>
parents: 11809
diff changeset
1134 }
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
1135
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
1136 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
1137 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
1138 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
1139 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
1140 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
1141 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
1142 }
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
1143 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
1144 }
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
1145 }
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
1146 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
1147 }
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
1148
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
1149 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
1150 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
1151 }
16464
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1152
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1153 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
1154 if (TruffleOptions.TraceRewritesFilterFromCost != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1155 if (filterByKind(oldNode, TruffleOptions.TraceRewritesFilterFromCost)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1156 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1157 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1158 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1159
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1160 if (TruffleOptions.TraceRewritesFilterToCost != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1161 if (filterByKind(newNode, TruffleOptions.TraceRewritesFilterToCost)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1162 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1163 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1164 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1165
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1166 String filter = TruffleOptions.TraceRewritesFilterClass;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1167 Class<? extends Node> from = oldNode.getClass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1168 Class<? extends Node> to = newNode.getClass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1169 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
1170 return;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1171 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1172
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1173 final SourceSection reportedSourceSection = oldNode.getEncapsulatingSourceSection();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1174
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1175 PrintStream out = System.out;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1176 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
1177 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
1178 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1179
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1180 private static String formatNodeInfo(Node node) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1181 String cost = "?";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1182 switch (node.getCost()) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1183 case NONE:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1184 cost = "G";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1185 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1186 case MONOMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1187 cost = "M";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1188 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1189 case POLYMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1190 cost = "P";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1191 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1192 case MEGAMORPHIC:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1193 cost = "G";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1194 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1195 default:
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1196 cost = "?";
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1197 break;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1198 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1199 return cost + " " + node.getClass().getSimpleName();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1200 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1201
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1202 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
1203 return node.getCost() == cost;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1204 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1205
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1206 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
1207 Class<?> currentFrom = from;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1208 while (currentFrom != null) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1209 if (currentFrom.getName().contains(filter)) {
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1210 return false;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1211 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1212 currentFrom = currentFrom.getSuperclass();
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1213 }
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1214 return true;
76081918079d Truffle: move TraceRewrites code to NodeUtil
Andreas Woess <andreas.woess@jku.at>
parents: 16067
diff changeset
1215 }
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
1216 }