annotate graal/com.oracle.truffle.object/src/com/oracle/truffle/object/ShapeImpl.java @ 18747:6db7923af642

OM: DynamicObject extends TruffleObject, add default implementation
author Matthias Grimmer <grimmer@ssw.jku.at>
date Tue, 23 Dec 2014 12:13:14 +0100
parents 196cf131ed32
children e9cbe1618733
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.object;
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24
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25 import java.util.*;
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26
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27 import com.oracle.truffle.api.*;
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28 import com.oracle.truffle.api.CompilerDirectives.CompilationFinal;
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29 import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
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30 import com.oracle.truffle.api.interop.*;
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31 import com.oracle.truffle.api.nodes.*;
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32 import com.oracle.truffle.api.object.*;
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33 import com.oracle.truffle.api.utilities.*;
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34 import com.oracle.truffle.object.LocationImpl.InternalLongLocation;
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35 import com.oracle.truffle.object.Locations.ConstantLocation;
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36 import com.oracle.truffle.object.Locations.DeclaredDualLocation;
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37 import com.oracle.truffle.object.Locations.DeclaredLocation;
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38 import com.oracle.truffle.object.Locations.DualLocation;
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39 import com.oracle.truffle.object.Locations.ValueLocation;
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40 import com.oracle.truffle.object.Transition.AddPropertyTransition;
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41 import com.oracle.truffle.object.Transition.ObjectTypeTransition;
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42 import com.oracle.truffle.object.Transition.PropertyTransition;
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43 import com.oracle.truffle.object.Transition.RemovePropertyTransition;
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44 import com.oracle.truffle.object.Transition.ReservePrimitiveArrayTransition;
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45
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46 /**
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47 * Shape objects create a mapping of Property objects to indexes. The mapping of those indexes to an
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48 * actual store is not part of Shape's role, but JSObject's. Shapes are immutable; adding or
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49 * deleting a property yields a new Shape which links to the old one. This allows inline caching to
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50 * simply check the identity of an object's Shape to determine if the cache is valid. There is one
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51 * exception to this immutability, the transition map, but that is used simply to assure that an
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52 * identical series of property additions and deletions will yield the same Shape object.
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53 *
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54 * @see DynamicObject
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55 * @see Property
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56 * @see Locations
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57 */
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58 public abstract class ShapeImpl extends Shape {
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59 private final int id;
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60
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61 protected final LayoutImpl layout;
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62 protected final ObjectType objectType;
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63 protected final ShapeImpl parent;
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64 protected final PropertyMap propertyMap;
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65
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66 private final Object extraData;
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67 private final Object sharedData;
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68 private final ShapeImpl root;
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69
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70 protected final int objectArraySize;
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71 protected final int objectArrayCapacity;
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72 protected final int objectFieldSize;
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73 protected final int primitiveFieldSize;
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74 protected final int primitiveArraySize;
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75 protected final int primitiveArrayCapacity;
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76 protected final boolean hasPrimitiveArray;
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77
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78 protected final int depth;
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79 protected final int propertyCount;
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80 protected Property[] propertyArray;
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81
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82 protected final Assumption validAssumption;
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83 @CompilationFinal protected volatile Assumption leafAssumption;
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84
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85 /**
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86 * Shape transition map; lazily initialized.
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87 *
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88 * @see #getTransitionMapForRead()
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89 * @see #getTransitionMapForWrite()
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90 */
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91 private HashMap<Transition, ShapeImpl> transitionMap;
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92
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93 private final Transition transitionFromParent;
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94
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95 /**
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96 * Private constructor.
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97 *
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98 * @param parent predecessor shape
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99 * @param transitionFromParent direct transition from parent shape
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100 * @see #ShapeImpl(Layout, ShapeImpl, ObjectType, Object, PropertyMap, Transition,
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101 * BaseAllocator, int)
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102 */
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103 private ShapeImpl(Layout layout, ShapeImpl parent, ObjectType objectType, Object sharedData, PropertyMap propertyMap, Transition transitionFromParent, int objectArraySize, int objectFieldSize,
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104 int primitiveFieldSize, int primitiveArraySize, boolean hasPrimitiveArray, int id) {
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105 this.layout = (LayoutImpl) layout;
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106 this.objectType = Objects.requireNonNull(objectType);
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107 this.propertyMap = Objects.requireNonNull(propertyMap);
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108 this.root = parent != null ? parent.getRoot() : this;
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109 this.parent = parent;
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110 this.transitionFromParent = transitionFromParent;
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111 this.objectArraySize = objectArraySize;
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112 this.objectArrayCapacity = capacityFromSize(objectArraySize);
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113 this.objectFieldSize = objectFieldSize;
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114 this.primitiveFieldSize = primitiveFieldSize;
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115 this.primitiveArraySize = primitiveArraySize;
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116 this.primitiveArrayCapacity = capacityFromSize(primitiveArraySize);
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117 this.hasPrimitiveArray = hasPrimitiveArray;
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118
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119 if (parent != null) {
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120 this.propertyCount = makePropertyCount(parent, propertyMap);
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121 this.propertyArray = makePropertiesList(parent, propertyMap);
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122 this.depth = parent.depth + 1;
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123 } else {
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124 this.propertyCount = 0;
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125 this.propertyArray = null;
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126 this.depth = 0;
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127 }
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128
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129 this.validAssumption = createValidAssumption();
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130
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131 this.id = id;
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132 shapeCount.inc();
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133
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134 this.sharedData = sharedData;
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135 this.extraData = objectType.createShapeData(this);
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136
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137 debugRegisterShape(this);
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138 }
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139
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140 protected ShapeImpl(Layout layout, ShapeImpl parent, ObjectType operations, Object sharedData, PropertyMap propertyMap, Transition transition, Allocator allocator, int id) {
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141 this(layout, parent, operations, sharedData, propertyMap, transition, ((BaseAllocator) allocator).objectArraySize, ((BaseAllocator) allocator).objectFieldSize,
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142 ((BaseAllocator) allocator).primitiveFieldSize, ((BaseAllocator) allocator).primitiveArraySize, ((BaseAllocator) allocator).hasPrimitiveArray, id);
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143 }
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144
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145 @SuppressWarnings("hiding")
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146 protected abstract ShapeImpl createShape(Layout layout, Object sharedData, ShapeImpl parent, ObjectType operations, PropertyMap propertyMap, Transition transition, Allocator allocator, int id);
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147
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148 protected ShapeImpl(Layout layout, ObjectType operations, Object sharedData, int id) {
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149 this(layout, null, operations, sharedData, PropertyMap.empty(), null, layout.createAllocator(), id);
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150 }
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151
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152 private static int makePropertyCount(ShapeImpl parent, PropertyMap propertyMap) {
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153 return parent.propertyCount + ((propertyMap.size() > parent.propertyMap.size() && !propertyMap.getLastProperty().isHidden() && !propertyMap.getLastProperty().isShadow()) ? 1 : 0);
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154 }
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155
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156 private static Property[] makePropertiesList(ShapeImpl parent, PropertyMap propertyMap) {
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157 Property[] properties = parent.propertyArray;
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158 if (properties != null && propertyMap.size() != parent.propertyMap.size()) {
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159 Property lastProperty = propertyMap.getLastProperty();
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160 if (lastProperty != null && !lastProperty.isHidden()) {
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161 propertyListAllocCount.inc();
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162 if (!lastProperty.isShadow()) {
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163 properties = Arrays.copyOf(properties, properties.length + 1);
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164 properties[properties.length - 1] = lastProperty;
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165 } else {
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166 properties = Arrays.copyOf(properties, properties.length);
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167 for (int i = 0; i < properties.length; i++) {
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168 if (properties[i].isSame(lastProperty)) {
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169 properties[i] = lastProperty;
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170 }
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171 }
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172 }
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173 } else {
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174 propertyListShareCount.inc();
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175 }
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176 }
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177 return properties;
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178 }
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179
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180 @Override
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181 public final Property getLastProperty() {
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182 return propertyMap.getLastProperty();
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183 }
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184
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185 @Override
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186 public final int getId() {
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187 return this.id;
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188 }
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189
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190 /**
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191 * Calculate array size for the given number of elements.
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192 */
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193 private static int capacityFromSize(int size) {
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194 if (size == 0) {
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195 return 0;
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196 } else if (size < 4) {
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197 return 4;
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198 } else if (size < 32) {
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199 return ((size + 7) / 8) * 8;
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200 } else {
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201 return ((size + 15) / 16) * 16;
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202 }
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203 }
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204
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205 @Override
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206 public final int getObjectArraySize() {
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207 return objectArraySize;
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208 }
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209
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210 @Override
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211 public final int getObjectFieldSize() {
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212 return objectFieldSize;
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213 }
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214
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215 @Override
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216 public final int getPrimitiveFieldSize() {
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217 return primitiveFieldSize;
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218 }
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219
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220 @Override
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221 public final int getObjectArrayCapacity() {
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222 return objectArrayCapacity;
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223 }
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224
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225 @Override
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226 public final int getPrimitiveArrayCapacity() {
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227 return primitiveArrayCapacity;
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228 }
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229
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230 @Override
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231 public final int getPrimitiveArraySize() {
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232 return primitiveArraySize;
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233 }
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234
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235 @Override
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236 public final boolean hasPrimitiveArray() {
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237 return hasPrimitiveArray;
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238 }
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239
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240 /**
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241 * Get the (parent) shape that holds the given property.
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242 */
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243 public final ShapeImpl getShapeFromProperty(Object propertyName) {
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244 ShapeImpl current = this;
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245 while (current != getRoot()) {
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246 if (current.getTransitionFromParent() instanceof AddPropertyTransition && ((AddPropertyTransition) current.getTransitionFromParent()).getProperty().getKey().equals(propertyName)) {
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247 return current;
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248 }
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249 current = current.getParent();
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250 }
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251
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252 return null;
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253 }
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254
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255 /**
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256 * Get the (parent) shape that holds the given property.
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257 */
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258 public final ShapeImpl getShapeFromProperty(Property prop) {
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259 ShapeImpl current = this;
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260 while (current != getRoot()) {
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261 if (current.getTransitionFromParent() instanceof AddPropertyTransition && ((AddPropertyTransition) current.getTransitionFromParent()).getProperty().equals(prop)) {
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262 return current;
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263 }
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264 current = current.parent;
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265 }
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266
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267 return null;
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268 }
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269
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270 /**
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271 * Get a property entry by string name.
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272 *
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273 * @param key the name to look up
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274 * @return a Property object, or null if not found
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275 */
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276 @Override
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277 @TruffleBoundary
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278 public final Property getProperty(Object key) {
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279 // return this.propertyMap.get(propertyName);
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280 PropertyMap current = this.propertyMap;
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281 while (current.getLastProperty() != null) {
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282 if (current.getLastProperty().getKey().equals(key)) {
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283 return current.getLastProperty();
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284 }
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285 current = current.getParentMap();
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286 }
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287
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288 return null;
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289 }
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290
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291 protected final void addDirectTransition(Transition transition, ShapeImpl next) {
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292 assert next.getParent() == this && transition.isDirect();
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293 addTransitionInternal(transition, next);
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294 }
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295
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296 public final void addIndirectTransition(Transition transition, ShapeImpl next) {
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297 assert next.getParent() != this && !transition.isDirect();
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298 addTransitionInternal(transition, next);
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299 }
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300
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301 private void addTransitionInternal(Transition transition, ShapeImpl next) {
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302 getTransitionMapForWrite().put(transition, next);
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303 }
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304
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305 public final Map<Transition, ShapeImpl> getTransitionMapForRead() {
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306 return transitionMap != null ? transitionMap : Collections.<Transition, ShapeImpl> emptyMap();
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307 }
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308
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309 private Map<Transition, ShapeImpl> getTransitionMapForWrite() {
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310 if (transitionMap != null) {
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311 return transitionMap;
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312 } else {
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313 invalidateLeafAssumption();
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314 return transitionMap = new HashMap<>();
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315 }
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316 }
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317
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318 public final PropertyMap getPropertyMap() {
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319 return propertyMap;
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320 }
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321
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322 private ShapeImpl queryTransition(Transition transition) {
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323 ShapeImpl cachedShape = this.getTransitionMapForRead().get(transition);
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324 if (cachedShape != null) { // Shape already exists?
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325 shapeCacheHitCount.inc();
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326 return (ShapeImpl) layout.getStrategy().returnCached(cachedShape);
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327 }
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328 shapeCacheMissCount.inc();
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329
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330 return null;
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331 }
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332
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333 /**
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334 * Add a new property in the map, yielding a new or cached Shape object.
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335 *
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336 * @param property the property to add
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337 * @return the new Shape
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338 */
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339 @TruffleBoundary
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340 @Override
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341 public ShapeImpl addProperty(Property property) {
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342 assert isValid();
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343 ShapeImpl nextShape = addPropertyInternal(property);
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344 objectType.onPropertyAdded(property, this, nextShape);
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345 return nextShape;
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346 }
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347
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348 /**
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349 * Add a new property in the map, yielding a new or cached Shape object.
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350 *
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351 * In contrast to {@link ShapeImpl#addProperty(Property)}, this method does not care about
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352 * obsolete shapes.
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353 *
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354 * @see #addProperty(Property)
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355 */
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356 private ShapeImpl addPropertyInternal(Property prop) {
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357 CompilerAsserts.neverPartOfCompilation();
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358 assert prop.isShadow() || !(this.hasProperty(prop.getKey())) : "duplicate property";
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359 assert !getPropertyListInternal(false).contains(prop);
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360 // invalidatePropertyAssumption(prop.getName());
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361
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362 AddPropertyTransition addTransition = new AddPropertyTransition(prop);
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363 ShapeImpl cachedShape = queryTransition(addTransition);
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364 if (cachedShape != null) {
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365 return cachedShape;
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366 }
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367
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368 ShapeImpl oldShape = (ShapeImpl) layout.getStrategy().ensureSpace(this, prop.getLocation());
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369
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370 ShapeImpl newShape = makeShapeWithAddedProperty(oldShape, addTransition);
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371 oldShape.addDirectTransition(addTransition, newShape);
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372 return newShape;
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373 }
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374
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375 protected ShapeImpl cloneRoot(ShapeImpl from, Object newSharedData) {
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376 return createShape(from.layout, newSharedData, null, from.objectType, from.propertyMap, null, from.allocator(), from.id);
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377 }
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378
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379 /**
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380 * Create a separate clone of a shape.
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381 *
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382 * @param newParent the cloned parent shape
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383 */
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384 protected final ShapeImpl cloneOnto(ShapeImpl newParent) {
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385 ShapeImpl from = this;
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386 ShapeImpl newShape = createShape(newParent.layout, newParent.sharedData, newParent, from.objectType, from.propertyMap, from.transitionFromParent, from.allocator(), newParent.id);
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387
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388 shapeCloneCount.inc();
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389
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390 // (aw) need to have this transition for obsolescence
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391 newParent.addDirectTransition(from.transitionFromParent, newShape);
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392 return newShape;
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393 }
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394
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395 public final Transition getTransitionFromParent() {
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396 return transitionFromParent;
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397 }
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398
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399 /**
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400 * Create a new shape that adds a property to the parent shape.
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401 */
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402 private static ShapeImpl makeShapeWithAddedProperty(ShapeImpl parent, AddPropertyTransition addTransition) {
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403 Property addend = addTransition.getProperty();
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404 BaseAllocator allocator = parent.allocator().addLocation(addend.getLocation());
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405
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406 PropertyMap newPropertyMap = parent.propertyMap.putCopy(addend);
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407
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408 ShapeImpl newShape = parent.createShape(parent.layout, parent.sharedData, parent, parent.objectType, newPropertyMap, addTransition, allocator, parent.id);
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409 assert ((LocationImpl) addend.getLocation()).primitiveArrayCount() == 0 || newShape.hasPrimitiveArray;
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410 assert newShape.depth == allocator.depth;
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411 return newShape;
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412 }
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diff changeset
413
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diff changeset
414 /**
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415 * Create a new shape that reserves the primitive extension array field.
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416 */
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417 private static ShapeImpl makeShapeWithPrimitiveExtensionArray(ShapeImpl parent, Transition transition) {
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418 assert parent.getLayout().hasPrimitiveExtensionArray();
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419 assert !parent.hasPrimitiveArray();
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420 BaseAllocator allocator = parent.allocator().addLocation(parent.getLayout().getPrimitiveArrayLocation());
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421 ShapeImpl newShape = parent.createShape(parent.layout, parent.sharedData, parent, parent.objectType, parent.propertyMap, transition, allocator, parent.id);
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422 assert newShape.hasPrimitiveArray();
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423 assert newShape.depth == allocator.depth;
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424 return newShape;
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425 }
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426
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427 private ShapeImpl addPrimitiveExtensionArray() {
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428 assert layout.hasPrimitiveExtensionArray() && !hasPrimitiveArray();
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429 Transition transition = new ReservePrimitiveArrayTransition();
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430 ShapeImpl cachedShape = queryTransition(transition);
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431 if (cachedShape != null) {
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432 return cachedShape;
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433 }
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434
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435 ShapeImpl oldShape = (ShapeImpl) layout.getStrategy().ensureSpace(this, layout.getPrimitiveArrayLocation());
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436 ShapeImpl newShape = makeShapeWithPrimitiveExtensionArray(oldShape, transition);
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437 oldShape.addDirectTransition(transition, newShape);
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438 return newShape;
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439 }
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440
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diff changeset
441 /**
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442 * Are these two shapes related, i.e. do they have the same root?
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443 *
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444 * @param other Shape to compare to
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445 * @return true if one shape is an upcast of the other, or the Shapes are equal
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446 */
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447 @Override
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448 public boolean isRelated(Shape other) {
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449 if (this == other) {
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450 return true;
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451 }
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diff changeset
452 if (this.getRoot() == getRoot()) {
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453 return true;
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diff changeset
454 }
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455 return false;
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456 }
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diff changeset
457
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parents:
diff changeset
458 /**
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diff changeset
459 * Get a list of all properties that this Shape stores.
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diff changeset
460 *
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diff changeset
461 * @return list of properties
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diff changeset
462 */
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diff changeset
463 @TruffleBoundary
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diff changeset
464 @Override
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465 public final List<Property> getPropertyList(Pred<Property> filter) {
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466 LinkedList<Property> props = new LinkedList<>();
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467 next: for (Property currentProperty : this.propertyMap.reverseOrderValues()) {
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diff changeset
468 if (!currentProperty.isHidden() && filter.test(currentProperty)) {
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diff changeset
469 if (currentProperty.getLocation() instanceof DeclaredLocation) {
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diff changeset
470 for (Iterator<Property> iter = props.iterator(); iter.hasNext();) {
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diff changeset
471 Property other = iter.next();
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diff changeset
472 if (other.isShadow() && other.getKey().equals(currentProperty.getKey())) {
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diff changeset
473 iter.remove();
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diff changeset
474 props.addFirst(other);
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diff changeset
475 continue next;
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diff changeset
476 }
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diff changeset
477 }
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diff changeset
478 }
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diff changeset
479 props.addFirst(currentProperty);
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diff changeset
480 }
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diff changeset
481 }
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diff changeset
482 return props;
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diff changeset
483 }
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diff changeset
484
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parents:
diff changeset
485 @Override
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diff changeset
486 public final List<Property> getPropertyList() {
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diff changeset
487 return getPropertyList(ALL);
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diff changeset
488 }
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diff changeset
489
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parents:
diff changeset
490 /**
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
491 * Returns all (also hidden) Property objects in this shape.
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
492 *
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parents:
diff changeset
493 * @param ascending desired order
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parents:
diff changeset
494 */
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parents:
diff changeset
495 @TruffleBoundary
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parents:
diff changeset
496 @Override
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parents:
diff changeset
497 public final List<Property> getPropertyListInternal(boolean ascending) {
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diff changeset
498 LinkedList<Property> props = new LinkedList<>();
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parents: 18621
diff changeset
499 for (Property current : this.propertyMap.reverseOrderValues()) {
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parents:
diff changeset
500 if (ascending) {
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parents: 18621
diff changeset
501 props.addFirst(current);
18408
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parents:
diff changeset
502 } else {
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parents: 18621
diff changeset
503 props.add(current);
18408
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parents:
diff changeset
504 }
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parents:
diff changeset
505 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
506 return props;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
507 }
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parents:
diff changeset
508
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
509 /**
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
510 * Get a list of all (visible) property names in insertion order.
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parents:
diff changeset
511 *
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parents:
diff changeset
512 * @return list of property names
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
513 */
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
514 @TruffleBoundary
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
515 @Override
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parents:
diff changeset
516 public final List<Object> getKeyList(Pred<Property> filter) {
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Andreas Woess <andreas.woess@jku.at>
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diff changeset
517 LinkedList<Object> keys = new LinkedList<>();
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parents: 18621
diff changeset
518 for (Property currentProperty : this.propertyMap.reverseOrderValues()) {
18408
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Andreas Woess <andreas.woess@jku.at>
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diff changeset
519 if (!currentProperty.isHidden() && filter.test(currentProperty) && !currentProperty.isShadow()) {
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parents:
diff changeset
520 keys.addFirst(currentProperty.getKey());
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
521 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
522 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
523 return keys;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
524 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
525
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
526 @Override
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
527 public final List<Object> getKeyList() {
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parents:
diff changeset
528 return getKeyList(ALL);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
529 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
530
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
531 @Override
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
532 public Iterable<Object> getKeys() {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
533 return getKeyList();
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
534 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
535
18624
a9a14b31f3b3 OM: lazy initialization of leaf assumption
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parents: 18623
diff changeset
536 @Override
a9a14b31f3b3 OM: lazy initialization of leaf assumption
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parents: 18623
diff changeset
537 public final boolean isValid() {
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diff changeset
538 return getValidAssumption().isValid();
18408
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
539 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
540
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
541 @Override
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
542 public final Assumption getValidAssumption() {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
543 return validAssumption;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
544 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
545
18624
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parents: 18623
diff changeset
546 private static Assumption createValidAssumption() {
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parents: 18623
diff changeset
547 return Truffle.getRuntime().createAssumption("valid shape");
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
548 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
549
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
550 public final void invalidateValidAssumption() {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
551 getValidAssumption().invalidate();
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
552 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
553
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
554 @Override
18624
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
555 public final boolean isLeaf() {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
556 return leafAssumption == null || leafAssumption.isValid();
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
557 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
558
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
559 @Override
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
560 public final Assumption getLeafAssumption() {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
561 if (leafAssumption == null) {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
562 CompilerDirectives.transferToInterpreterAndInvalidate();
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
563 synchronized (getMutex()) {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
564 if (leafAssumption == null) {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
565 leafAssumption = isLeafHelper() ? createLeafAssumption() : NeverValidAssumption.INSTANCE;
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
566 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
567 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
568 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
569 return leafAssumption;
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
570 }
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
571
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
572 private boolean isLeafHelper() {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
573 return getTransitionMapForRead().isEmpty();
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
574 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
575
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
576 private static Assumption createLeafAssumption() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
577 return Truffle.getRuntime().createAssumption("leaf shape");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
578 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
579
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
580 private void invalidateLeafAssumption() {
18624
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
581 Assumption assumption = leafAssumption;
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
582 if (assumption != null) {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
583 assumption.invalidate();
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
584 } else {
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
585 leafAssumption = NeverValidAssumption.INSTANCE;
a9a14b31f3b3 OM: lazy initialization of leaf assumption
Andreas Woess <andreas.woess@jku.at>
parents: 18623
diff changeset
586 }
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
587 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
588
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
589 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
590 public String toString() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
591 return toStringLimit(Integer.MAX_VALUE);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
592 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
593
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
594 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
595 public String toStringLimit(int limit) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
596 StringBuilder sb = new StringBuilder();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
597 sb.append('@');
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
598 sb.append(Integer.toHexString(hashCode()));
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
599 if (!isValid()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
600 sb.append('!');
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
601 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
602
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
603 sb.append("{");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
604 for (Iterator<Property> iterator = propertyMap.reverseOrderValues().iterator(); iterator.hasNext();) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
605 Property p = iterator.next();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
606 sb.append(p);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
607 if (iterator.hasNext()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
608 sb.append(", ");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
609 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
610 if (sb.length() >= limit) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
611 sb.append("...");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
612 break;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
613 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
614 sb.append("\n");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
615 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
616 sb.append("}");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
617
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
618 return sb.toString();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
619 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
620
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
621 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
622 public final ShapeImpl getParent() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
623 return parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
624 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
625
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
626 public final int getDepth() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
627 return depth;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
628 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
629
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
630 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
631 public final boolean hasProperty(Object name) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
632 return getProperty(name) != null;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
633 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
634
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
635 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
636 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
637 public final ShapeImpl removeProperty(Property prop) {
18621
b3b241bbbbdb OM: rename transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18408
diff changeset
638 RemovePropertyTransition transition = new RemovePropertyTransition(prop);
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
639 ShapeImpl cachedShape = queryTransition(transition);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
640 if (cachedShape != null) {
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
641 return cachedShape;
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
642 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
643
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
644 ShapeImpl shape = getShapeFromProperty(prop);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
645 if (shape != null) {
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
646 List<Transition> transitionList = new ArrayList<>();
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
647 ShapeImpl current = this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
648 while (current != shape) {
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
649 transitionList.add(current.getTransitionFromParent());
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
650 current = current.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
651 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
652 ShapeImpl newShape = shape.parent;
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
653 for (ListIterator<Transition> iterator = transitionList.listIterator(transitionList.size()); iterator.hasPrevious();) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
654 Transition previous = iterator.previous();
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
655 newShape = newShape.applyTransition(previous, true);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
656 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
657
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
658 getTransitionMapForWrite().put(transition, newShape);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
659 return newShape;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
660 } else {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
661 return null;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
662 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
663 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
664
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
665 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
666 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
667 public final ShapeImpl append(Property oldProperty) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
668 return addProperty(oldProperty.relocate(allocator().moveLocation(oldProperty.getLocation())));
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
669 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
670
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
671 public final ShapeImpl applyTransition(Transition transition, boolean append) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
672 if (transition instanceof AddPropertyTransition) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
673 return append ? append(((AddPropertyTransition) transition).getProperty()) : addProperty(((AddPropertyTransition) transition).getProperty());
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
674 } else if (transition instanceof ObjectTypeTransition) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
675 return changeType(((ObjectTypeTransition) transition).getObjectType());
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
676 } else if (transition instanceof ReservePrimitiveArrayTransition) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
677 return reservePrimitiveExtensionArray();
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
678 } else {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
679 throw new UnsupportedOperationException();
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
680 }
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
681 }
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
682
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
683 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
684 public final BaseAllocator allocator() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
685 return layout.getStrategy().createAllocator(this);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
686 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
687
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
688 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
689 * Duplicate shape exchanging existing property with new property.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
690 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
691 @Override
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
692 public final ShapeImpl replaceProperty(Property oldProperty, Property newProperty) {
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
693 Transition replacePropertyTransition = new Transition.ReplacePropertyTransition(oldProperty, newProperty);
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
694 ShapeImpl cachedShape = queryTransition(replacePropertyTransition);
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
695 if (cachedShape != null) {
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
696 return cachedShape;
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
697 }
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
698
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
699 ShapeImpl top = this;
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
700 List<Transition> transitionList = new ArrayList<>();
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
701 boolean found = false;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
702 while (top != getRoot() && !found) {
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
703 Transition transition = top.getTransitionFromParent();
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
704 transitionList.add(transition);
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
705 if (transition instanceof AddPropertyTransition && ((AddPropertyTransition) transition).getProperty().getKey().equals(newProperty.getKey())) {
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
706 found = true;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
707 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
708 top = top.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
709 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
710 ShapeImpl newShape = top;
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
711 for (ListIterator<Transition> iterator = transitionList.listIterator(transitionList.size()); iterator.hasPrevious();) {
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
712 Transition transition = iterator.previous();
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
713 if (transition instanceof AddPropertyTransition && ((AddPropertyTransition) transition).getProperty().getKey().equals(newProperty.getKey())) {
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
714 newShape = newShape.addProperty(newProperty);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
715 } else {
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
716 newShape = newShape.applyTransition(transition, false);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
717 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
718 }
18626
ce46f909c176 OM: record replaceProperty transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18625
diff changeset
719 addIndirectTransition(replacePropertyTransition, newShape);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
720 return newShape;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
721 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
722
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
723 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
724 * Find lowest common ancestor of two related shapes.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
725 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
726 public static ShapeImpl findCommonAncestor(ShapeImpl left, ShapeImpl right) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
727 if (!left.isRelated(right)) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
728 throw new IllegalArgumentException("shapes must have the same root");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
729 } else if (left == right) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
730 return left;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
731 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
732 int leftLength = left.depth;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
733 int rightLength = right.depth;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
734 ShapeImpl leftPtr = left;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
735 ShapeImpl rightPtr = right;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
736 while (leftLength > rightLength) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
737 leftPtr = leftPtr.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
738 leftLength--;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
739 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
740 while (rightLength > leftLength) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
741 rightPtr = rightPtr.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
742 rightLength--;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
743 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
744 while (leftPtr != rightPtr) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
745 leftPtr = leftPtr.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
746 rightPtr = rightPtr.parent;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
747 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
748 return leftPtr;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
749 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
750
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
751 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
752 * For copying over properties after exchanging the prototype of an object.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
753 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
754 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
755 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
756 public final ShapeImpl copyOverPropertiesInternal(Shape destination) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
757 assert ((ShapeImpl) destination).getDepth() == 0;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
758 List<Property> properties = this.getPropertyListInternal(true);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
759 ShapeImpl newShape = ((ShapeImpl) destination).addPropertiesInternal(properties);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
760 return newShape;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
761 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
762
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
763 private ShapeImpl addPropertiesInternal(List<Property> properties) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
764 ShapeImpl newShape = this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
765 for (Property p : properties) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
766 newShape = newShape.addPropertyInternal(p);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
767 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
768 return newShape;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
769 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
770
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
771 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
772 public final int getPropertyCount() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
773 return propertyCount;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
774 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
775
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
776 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
777 * Find difference between two shapes.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
778 *
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
779 * @see ObjectStorageOptions#TraceReshape
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
780 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
781 public static List<Property> diff(Shape oldShape, Shape newShape) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
782 List<Property> oldList = oldShape.getPropertyListInternal(false);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
783 List<Property> newList = newShape.getPropertyListInternal(false);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
784
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
785 List<Property> diff = new ArrayList<>(oldList);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
786 diff.addAll(newList);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
787 List<Property> intersection = new ArrayList<>(oldList);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
788 intersection.retainAll(newList);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
789 diff.removeAll(intersection);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
790 return diff;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
791 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
792
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
793 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
794 public ObjectType getObjectType() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
795 return objectType;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
796 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
797
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
798 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
799 public ShapeImpl getRoot() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
800 return root;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
801 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
802
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
803 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
804 public final boolean check(DynamicObject subject) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
805 return subject.getShape() == this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
806 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
807
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
808 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
809 public final LayoutImpl getLayout() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
810 return layout;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
811 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
812
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
813 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
814 public final Object getData() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
815 return extraData;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
816 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
817
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
818 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
819 public final Object getSharedData() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
820 return sharedData;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
821 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
822
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
823 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
824 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
825 public final boolean hasTransitionWithKey(Object key) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
826 for (Transition transition : getTransitionMapForRead().keySet()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
827 if (transition instanceof PropertyTransition) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
828 if (((PropertyTransition) transition).getProperty().getKey().equals(key)) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
829 return true;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
830 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
831 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
832 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
833 return false;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
834 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
835
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
836 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
837 * Clone off a separate shape with new shared data.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
838 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
839 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
840 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
841 public final ShapeImpl createSeparateShape(Object newSharedData) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
842 if (parent == null) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
843 return cloneRoot(this, newSharedData);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
844 } else {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
845 return this.cloneOnto(parent.createSeparateShape(newSharedData));
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
846 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
847 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
848
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
849 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
850 @TruffleBoundary
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
851 public final ShapeImpl changeType(ObjectType newOps) {
18621
b3b241bbbbdb OM: rename transitions
Andreas Woess <andreas.woess@jku.at>
parents: 18408
diff changeset
852 ObjectTypeTransition transition = new ObjectTypeTransition(newOps);
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
853 ShapeImpl cachedShape = queryTransition(transition);
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
854 if (cachedShape != null) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
855 return cachedShape;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
856 }
18627
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
857
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
858 ShapeImpl newShape = createShape(layout, sharedData, this, newOps, propertyMap, transition, allocator(), id);
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
859 addDirectTransition(transition, newShape);
196cf131ed32 OM: extract queryTransition method
Andreas Woess <andreas.woess@jku.at>
parents: 18626
diff changeset
860 return newShape;
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
861 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
862
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
863 @Override
18623
8bf798e8cf11 OM: remember transition from parent and walk transitions instead of properties in replaceProperty,removeProperty
Andreas Woess <andreas.woess@jku.at>
parents: 18622
diff changeset
864 public final ShapeImpl reservePrimitiveExtensionArray() {
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
865 if (layout.hasPrimitiveExtensionArray() && !hasPrimitiveArray()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
866 return addPrimitiveExtensionArray();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
867 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
868 return this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
869 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
870
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
871 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
872 public final Iterable<Property> getProperties() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
873 if (getPropertyCount() != 0 && propertyArray == null) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
874 CompilerDirectives.transferToInterpreter();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
875 propertyArray = createPropertiesArray();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
876 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
877 return new Iterable<Property>() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
878 public Iterator<Property> iterator() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
879 return new Iterator<Property>() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
880 private int cursor;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
881
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
882 public boolean hasNext() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
883 return cursor < getPropertyCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
884 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
885
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
886 public Property next() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
887 if (hasNext()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
888 return propertyArray[cursor++];
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
889 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
890 throw new NoSuchElementException();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
891 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
892
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
893 public void remove() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
894 throw new UnsupportedOperationException();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
895 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
896 };
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
897 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
898 };
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
899 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
900
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
901 private Property[] createPropertiesArray() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
902 propertyListAllocCount.inc();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
903 Property[] propertiesArray = new Property[getPropertyCount()];
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
904 List<Property> ownProperties = getPropertyList(ALL);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
905 assert ownProperties.size() == getPropertyCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
906 for (int i = 0; i < getPropertyCount(); i++) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
907 propertiesArray[i] = ownProperties.get(i);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
908 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
909 return propertiesArray;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
910 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
911
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
912 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
913 public final DynamicObject newInstance() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
914 return layout.newInstance(this);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
915 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
916
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
917 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
918 public final DynamicObjectFactory createFactory() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
919 final List<Property> properties = getPropertyListInternal(true);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
920 for (Iterator<Property> iterator = properties.iterator(); iterator.hasNext();) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
921 Property property = iterator.next();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
922 // skip non-instance fields
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
923 assert property.getLocation() != layout.getPrimitiveArrayLocation();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
924 if (property.getLocation() instanceof ValueLocation) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
925 iterator.remove();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
926 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
927 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
928
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
929 return new DynamicObjectFactory() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
930 @CompilationFinal private final PropertyImpl[] instanceFields = properties.toArray(new PropertyImpl[properties.size()]);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
931
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
932 @ExplodeLoop
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
933 public DynamicObject newInstance(Object... initialValues) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
934 DynamicObject store = ShapeImpl.this.newInstance();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
935 for (int i = 0; i < instanceFields.length; i++) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
936 instanceFields[i].setInternal(store, initialValues[i]);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
937 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
938 return store;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
939 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
940
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
941 public Shape getShape() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
942 return ShapeImpl.this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
943 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
944 };
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
945 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
946
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
947 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
948 public Object getMutex() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
949 return getRoot();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
950 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
951
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
952 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
953 public Shape tryMerge(Shape other) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
954 return null;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
955 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
956
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
957 public abstract static class BaseAllocator extends Allocator {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
958 protected final LayoutImpl layout;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
959 protected int objectArraySize;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
960 protected int objectFieldSize;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
961 protected int primitiveFieldSize;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
962 protected int primitiveArraySize;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
963 protected boolean hasPrimitiveArray;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
964 protected int depth;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
965
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
966 protected BaseAllocator(LayoutImpl layout) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
967 this.layout = layout;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
968 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
969
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
970 protected BaseAllocator(ShapeImpl shape) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
971 this(shape.getLayout());
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
972 this.objectArraySize = shape.objectArraySize;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
973 this.objectFieldSize = shape.objectFieldSize;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
974 this.primitiveFieldSize = shape.primitiveFieldSize;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
975 this.primitiveArraySize = shape.primitiveArraySize;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
976 this.hasPrimitiveArray = shape.hasPrimitiveArray;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
977 this.depth = shape.depth;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
978 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
979
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
980 protected abstract Location moveLocation(Location oldLocation);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
981
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
982 protected abstract Location newObjectLocation(boolean useFinal, boolean nonNull);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
983
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
984 protected abstract Location newTypedObjectLocation(boolean useFinal, Class<?> type, boolean nonNull);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
985
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
986 protected abstract Location newIntLocation(boolean useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
987
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
988 protected abstract Location newDoubleLocation(boolean useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
989
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
990 protected abstract Location newLongLocation(boolean useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
991
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
992 protected abstract Location newBooleanLocation(boolean useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
993
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
994 @Override
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
995 public final Location constantLocation(Object value) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
996 return new ConstantLocation(value);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
997 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
998
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
999 @Override
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1000 protected Location locationForValue(Object value, boolean useFinal, boolean nonNull) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1001 if (value instanceof Integer) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1002 return newIntLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1003 } else if (value instanceof Double) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1004 return newDoubleLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1005 } else if (value instanceof Long) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1006 return newLongLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1007 } else if (value instanceof Boolean) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1008 return newBooleanLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1009 } else if (ObjectStorageOptions.TypedObjectLocations && value != null) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1010 return newTypedObjectLocation(useFinal, value.getClass(), nonNull);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1011 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1012 return newObjectLocation(useFinal, nonNull && value != null);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1013 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1014
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1015 protected abstract Location locationForValueUpcast(Object value, Location oldLocation);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1016
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1017 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1018 protected Location locationForType(Class<?> type, boolean useFinal, boolean nonNull) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1019 if (type == int.class) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1020 return newIntLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1021 } else if (type == double.class) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1022 return newDoubleLocation(useFinal);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1023 } else if (type == long.class) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1024 return newLongLocation(useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1025 } else if (type == boolean.class) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1026 return newBooleanLocation(useFinal);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1027 } else if (ObjectStorageOptions.TypedObjectLocations && type != null && type != Object.class) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1028 assert !type.isPrimitive() : "unsupported primitive type";
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1029 return newTypedObjectLocation(useFinal, type, nonNull);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1030 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1031 return newObjectLocation(useFinal, nonNull);
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1032 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1033
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1034 protected Location newDualLocation(Class<?> type) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1035 return new DualLocation((InternalLongLocation) newLongLocation(false), (ObjectLocation) newObjectLocation(false, false), layout, type);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1036 }
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1037
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1038 protected DualLocation newDualLocationForValue(Object value) {
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1039 Class<?> initialType = null;
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Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1040 if (value instanceof Integer) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1041 initialType = int.class;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1042 } else if (value instanceof Double) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1043 initialType = double.class;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1044 } else if (value instanceof Boolean) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1045 initialType = boolean.class;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1046 } else {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1047 initialType = Object.class;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1048 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1049 return new DualLocation((InternalLongLocation) newLongLocation(false), (ObjectLocation) newObjectLocation(false, false), layout, initialType);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1050 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1051
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1052 protected Location newDeclaredDualLocation(Object value) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1053 return new DeclaredDualLocation((InternalLongLocation) newLongLocation(false), (ObjectLocation) newObjectLocation(false, false), value, layout);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1054 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1055
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1056 protected <T extends Location> T advance(T location0) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1057 if (location0 instanceof LocationImpl) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1058 LocationImpl location = (LocationImpl) location0;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1059 objectArraySize += location.objectArrayCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1060 primitiveArraySize += location.primitiveArrayCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1061 primitiveFieldSize += location.primitiveFieldCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1062 if (layout.hasPrimitiveExtensionArray()) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1063 hasPrimitiveArray |= location == layout.getPrimitiveArrayLocation() || location.primitiveArrayCount() != 0;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1064 objectFieldSize = location == layout.getPrimitiveArrayLocation() ? objectFieldSize : Math.max(objectFieldSize, layout.objectFieldIndex(location) + location.objectFieldCount());
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1065 } else {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1066 assert !hasPrimitiveArray && location.primitiveArrayCount() == 0;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1067 objectFieldSize += location.objectFieldCount();
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1068 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1069 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1070 depth++;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1071 return location0;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1072 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1073
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1074 @Override
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1075 public BaseAllocator addLocation(Location location) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1076 advance(location);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1077 return this;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1078 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1079 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1080
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1081 private static void debugRegisterShape(ShapeImpl newShape) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1082 if (ObjectStorageOptions.DumpShapes) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1083 Debug.registerShape(newShape);
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1084 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1085 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1086
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1087 /**
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1088 * Match all filter.
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1089 */
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1090 public static final Pred<Property> ALL = new Pred<Property>() {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1091 public boolean test(Property t) {
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1092 return true;
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1093 }
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1094 };
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1095
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1096 private static final DebugCounter shapeCount = DebugCounter.create("Shapes allocated total");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1097 private static final DebugCounter shapeCloneCount = DebugCounter.create("Shapes allocated cloned");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1098 private static final DebugCounter shapeCacheHitCount = DebugCounter.create("Shape cache hits");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1099 private static final DebugCounter shapeCacheMissCount = DebugCounter.create("Shape cache misses");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1100
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1101 protected static final DebugCounter propertyListAllocCount = DebugCounter.create("Property lists allocated");
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1102 protected static final DebugCounter propertyListShareCount = DebugCounter.create("Property lists shared");
18747
6db7923af642 OM: DynamicObject extends TruffleObject, add default implementation
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 18627
diff changeset
1103
6db7923af642 OM: DynamicObject extends TruffleObject, add default implementation
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 18627
diff changeset
1104 public ForeignAccessFactory getForeignAccessFactory() {
6db7923af642 OM: DynamicObject extends TruffleObject, add default implementation
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 18627
diff changeset
1105 return getObjectType().getForeignAccessFactory();
6db7923af642 OM: DynamicObject extends TruffleObject, add default implementation
Matthias Grimmer <grimmer@ssw.jku.at>
parents: 18627
diff changeset
1106 }
18408
2c3666f44855 Truffle: initial commit of object API implementation
Andreas Woess <andreas.woess@jku.at>
parents:
diff changeset
1107 }