Mercurial > hg > graal-compiler
annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedObjectTypeImpl.java @ 19800:3362ba500371
Connect required Assumptions with answer to CHA query
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 11 Mar 2015 17:32:04 -0700 |
parents | d526b6bffc7c |
children | deab43a789ad |
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1 /* |
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2 * Copyright (c) 2011, 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.graal.hotspot.meta; |
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24 |
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25 import static com.oracle.graal.compiler.common.UnsafeAccess.*; |
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26 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*; |
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27 import static java.util.Objects.*; |
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28 |
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29 import java.lang.annotation.*; |
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30 import java.lang.reflect.*; |
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31 import java.net.*; |
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32 import java.nio.*; |
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33 import java.util.*; |
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34 |
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35 import com.oracle.graal.api.meta.*; |
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36 import com.oracle.graal.api.meta.Assumptions.AssumptionResult; |
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37 import com.oracle.graal.compiler.common.*; |
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38 import com.oracle.graal.hotspot.*; |
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39 |
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40 /** |
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41 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes. |
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42 */ |
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43 public final class HotSpotResolvedObjectTypeImpl extends HotSpotResolvedJavaType implements HotSpotResolvedObjectType, HotSpotProxified { |
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44 |
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45 private static final long serialVersionUID = 3481514353553840471L; |
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46 |
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47 /** |
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48 * The Java class this type represents. |
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49 */ |
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50 private final Class<?> javaClass; |
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51 |
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53 private HashMap<Long, HotSpotResolvedJavaMethod> methodCache; |
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54 private HotSpotResolvedJavaField[] instanceFields; |
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55 private HotSpotResolvedObjectTypeImpl[] interfaces; |
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56 private ConstantPool constantPool; |
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57 private HotSpotResolvedObjectType arrayOfType; |
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58 |
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59 /** |
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60 * Gets the Graal mirror for a {@link Class} object. |
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61 * |
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62 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass} |
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63 */ |
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64 public static HotSpotResolvedObjectTypeImpl fromObjectClass(Class<?> javaClass) { |
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65 return (HotSpotResolvedObjectTypeImpl) runtime().fromClass(javaClass); |
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66 } |
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67 |
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68 /** |
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69 * Gets the Graal mirror from a HotSpot metaspace Klass native object. |
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71 * @param metaspaceKlass a metaspace Klass object |
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72 * @return the {@link ResolvedJavaType} corresponding to {@code metaspaceKlass} |
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73 */ |
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74 public static HotSpotResolvedObjectTypeImpl fromMetaspaceKlass(long metaspaceKlass) { |
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75 assert metaspaceKlass != 0; |
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77 assert javaClass != null; |
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78 return fromObjectClass(javaClass); |
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79 } |
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80 |
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81 /** |
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82 * Creates the Graal mirror for a {@link Class} object. |
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84 * <p> |
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86 * {@link Class} type. Use {@link #fromObjectClass(Class)} or {@link #fromMetaspaceKlass(long)} |
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87 * instead. |
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88 * </p> |
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90 * @param javaClass the Class to create the mirror for |
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91 */ |
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92 public HotSpotResolvedObjectTypeImpl(Class<?> javaClass) { |
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93 super(getSignatureName(javaClass)); |
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94 this.javaClass = javaClass; |
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95 assert getName().charAt(0) != '[' || isArray() : getName(); |
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96 } |
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97 |
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98 /** |
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99 * Returns the name of this type as it would appear in a signature. |
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100 */ |
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101 private static String getSignatureName(Class<?> javaClass) { |
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102 if (javaClass.isArray()) { |
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103 return javaClass.getName().replace('.', '/'); |
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104 } |
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105 return "L" + javaClass.getName().replace('.', '/') + ";"; |
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106 } |
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107 |
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108 /** |
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109 * Gets the metaspace Klass for this type. |
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110 */ |
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111 public long getMetaspaceKlass() { |
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112 if (HotSpotGraalRuntime.getHostWordKind() == Kind.Long) { |
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113 return unsafe.getLong(javaClass, (long) runtime().getConfig().klassOffset); |
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114 } |
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115 return unsafe.getInt(javaClass, (long) runtime().getConfig().klassOffset) & 0xFFFFFFFFL; |
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116 } |
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117 |
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118 @Override |
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119 public int getModifiers() { |
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120 return mirror().getModifiers(); |
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121 } |
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122 |
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123 public int getAccessFlags() { |
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124 HotSpotVMConfig config = runtime().getConfig(); |
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125 return unsafe.getInt(getMetaspaceKlass() + config.klassAccessFlagsOffset); |
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126 } |
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127 |
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128 @Override |
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129 public HotSpotResolvedObjectType getArrayClass() { |
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130 if (arrayOfType == null) { |
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131 arrayOfType = fromObjectClass(Array.newInstance(mirror(), 0).getClass()); |
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132 } |
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133 return arrayOfType; |
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134 } |
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135 |
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136 @Override |
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137 public ResolvedJavaType getComponentType() { |
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138 Class<?> javaComponentType = mirror().getComponentType(); |
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139 return javaComponentType == null ? null : fromClass(javaComponentType); |
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140 } |
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141 |
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142 @Override |
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143 public AssumptionResult<ResolvedJavaType> findUniqueConcreteSubtype() { |
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144 HotSpotVMConfig config = runtime().getConfig(); |
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145 if (isArray()) { |
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146 return getElementalType().isFinal() ? new AssumptionResult<>(this) : null; |
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147 } else if (isInterface()) { |
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148 HotSpotResolvedObjectTypeImpl type = getSingleImplementor(); |
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149 if (type == null) { |
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150 return null; |
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151 } |
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152 |
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153 /* |
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154 * If the implementor field contains itself that indicates that the interface has more |
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155 * than one implementors (see: InstanceKlass::add_implementor). The isInterface check |
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156 * takes care of this fact since this class is an interface. |
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157 */ |
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158 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) { |
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159 return null; |
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160 } |
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161 return new AssumptionResult<>(type, new Assumptions.ConcreteSubtype(this, type)); |
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162 } else { |
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163 HotSpotResolvedObjectTypeImpl type = this; |
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164 while (type.isAbstract()) { |
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165 long subklass = type.getSubklass(); |
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166 if (subklass == 0 || unsafe.getAddress(subklass + config.nextSiblingOffset) != 0) { |
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167 return null; |
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168 } |
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169 type = fromMetaspaceKlass(subklass); |
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170 } |
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171 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) { |
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172 return null; |
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173 } |
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174 return new AssumptionResult<>(type, new Assumptions.ConcreteSubtype(this, type)); |
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175 } |
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176 } |
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177 |
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178 /** |
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179 * Returns if type {@code type} is a leaf class. This is the case if the |
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180 * {@code Klass::_subklass} field of the underlying class is zero. |
14980 | 181 * |
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182 * @return true if the type is a leaf class |
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183 */ |
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184 private boolean isLeafClass() { |
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185 return getSubklass() == 0; |
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186 } |
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187 |
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188 /** |
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189 * Returns the {@code Klass::_subklass} field of the underlying metaspace klass for the given |
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190 * type {@code type}. |
14980 | 191 * |
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192 * @return value of the subklass field as metaspace klass pointer |
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193 */ |
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194 private long getSubklass() { |
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195 return unsafe.getAddress(getMetaspaceKlass() + runtime().getConfig().subklassOffset); |
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196 } |
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197 |
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198 @Override |
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199 public HotSpotResolvedObjectTypeImpl getSuperclass() { |
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200 Class<?> javaSuperclass = mirror().getSuperclass(); |
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201 return javaSuperclass == null ? null : (HotSpotResolvedObjectTypeImpl) fromObjectClass(javaSuperclass); |
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202 } |
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203 |
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204 @Override |
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205 public HotSpotResolvedObjectTypeImpl[] getInterfaces() { |
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206 if (interfaces == null) { |
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207 Class<?>[] javaInterfaces = mirror().getInterfaces(); |
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208 HotSpotResolvedObjectTypeImpl[] result = new HotSpotResolvedObjectTypeImpl[javaInterfaces.length]; |
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209 for (int i = 0; i < javaInterfaces.length; i++) { |
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210 result[i] = fromObjectClass(javaInterfaces[i]); |
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211 } |
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212 interfaces = result; |
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213 } |
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214 return interfaces; |
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215 } |
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216 |
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217 @Override |
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218 public HotSpotResolvedObjectTypeImpl getSingleImplementor() { |
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219 if (!isInterface()) { |
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220 throw new GraalInternalError("Cannot call getImplementor() on a non-interface type: " + this); |
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221 } |
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222 final long implementorMetaspaceKlass = runtime().getCompilerToVM().getKlassImplementor(getMetaspaceKlass()); |
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223 |
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224 // No implementor. |
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225 if (implementorMetaspaceKlass == 0) { |
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226 return null; |
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227 } |
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Add ResolvedJavaType.getImplementor().
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|
228 |
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Add ResolvedJavaType.getImplementor().
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|
229 return fromMetaspaceKlass(implementorMetaspaceKlass); |
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parents:
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|
230 } |
e8c54fd622a4
Add ResolvedJavaType.getImplementor().
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parents:
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diff
changeset
|
231 |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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parents:
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diff
changeset
|
232 public HotSpotResolvedObjectTypeImpl getSupertype() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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parents:
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|
233 if (isArray()) { |
7037
dd81042f4eb1
added unit tests for ResolvedJavaType
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diff
changeset
|
234 ResolvedJavaType componentType = getComponentType(); |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
235 if (mirror() == Object[].class || componentType.isPrimitive()) { |
18167
2bf5ea10eea7
sharpened return types for HotSpot specific Graal API implementations
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diff
changeset
|
236 return fromObjectClass(Object.class); |
7037
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|
237 } |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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diff
changeset
|
238 return (HotSpotResolvedObjectTypeImpl) ((HotSpotResolvedObjectTypeImpl) componentType).getSupertype().getArrayClass(); |
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|
239 } |
dd81042f4eb1
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|
240 if (isInterface()) { |
18167
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changeset
|
241 return fromObjectClass(Object.class); |
7037
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|
242 } |
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|
243 return getSuperclass(); |
dd81042f4eb1
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|
244 } |
dd81042f4eb1
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|
245 |
6699
d79098b9db3b
Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
changeset
|
246 @Override |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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diff
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|
247 public HotSpotResolvedObjectType findLeastCommonAncestor(ResolvedJavaType otherType) { |
7059
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removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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|
248 if (otherType.isPrimitive()) { |
4635
f35c183f33ce
fixed checkcast when inlining more than one method
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249 return null; |
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|
250 } else { |
18223
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converted HotSpotResolvedObjectType to an interface
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|
251 HotSpotResolvedObjectTypeImpl t1 = this; |
17c98fad6980
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252 HotSpotResolvedObjectTypeImpl t2 = (HotSpotResolvedObjectTypeImpl) otherType; |
7037
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|
253 while (true) { |
7530
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|
254 if (t1.isAssignableFrom(t2)) { |
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255 return t1; |
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|
256 } |
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|
257 if (t2.isAssignableFrom(t1)) { |
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258 return t2; |
5e3d1a68664e
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|
259 } |
5e3d1a68664e
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|
260 t1 = t1.getSupertype(); |
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changeset
|
261 t2 = t2.getSupertype(); |
7037
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|
262 } |
4635
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|
263 } |
f35c183f33ce
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|
264 } |
f35c183f33ce
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265 |
f35c183f33ce
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|
266 @Override |
18223
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diff
changeset
|
267 public HotSpotResolvedObjectType asExactType() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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parents:
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|
268 if (isArray()) { |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
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|
269 return getComponentType().asExactType() != null ? this : null; |
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diff
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|
270 } |
15311
820c6d353358
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|
271 return isFinal() ? this : null; |
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272 } |
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273 |
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diff
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|
274 @Override |
18361
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Split getEncoding into two methods.
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diff
changeset
|
275 public JavaConstant getJavaClass() { |
6ac7e9c85be6
Split getEncoding into two methods.
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|
276 return HotSpotObjectConstantImpl.forObject(mirror()); |
6ac7e9c85be6
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|
277 } |
6ac7e9c85be6
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|
278 |
6ac7e9c85be6
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|
279 @Override |
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|
280 public JavaConstant getObjectHub() { |
6ac7e9c85be6
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|
281 return klass(); |
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|
282 } |
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|
283 |
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parents:
diff
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|
284 @Override |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
19743
diff
changeset
|
285 public AssumptionResult<Boolean> hasFinalizableSubclass() { |
9126
bc26f978b0ce
HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
Bernhard Urban <bernhard.urban@jku.at>
parents:
9100
diff
changeset
|
286 assert !isArray(); |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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|
287 if (!runtime().getCompilerToVM().hasFinalizableSubclass(getMetaspaceKlass())) { |
3362ba500371
Connect required Assumptions with answer to CHA query
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|
288 return new AssumptionResult<>(false, new Assumptions.NoFinalizableSubclass(this)); |
3362ba500371
Connect required Assumptions with answer to CHA query
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|
289 } |
3362ba500371
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diff
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|
290 return new AssumptionResult<>(true); |
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diff
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|
291 } |
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|
292 |
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diff
changeset
|
293 @Override |
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parents:
diff
changeset
|
294 public boolean hasFinalizer() { |
12431
7080a96be216
rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents:
12429
diff
changeset
|
295 HotSpotVMConfig config = runtime().getConfig(); |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
296 return (getAccessFlags() & config.klassHasFinalizerFlag) != 0; |
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
297 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
298 |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
299 @Override |
7059
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
7057
diff
changeset
|
300 public boolean isPrimitive() { |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents:
7057
diff
changeset
|
301 return false; |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
7057
diff
changeset
|
302 } |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
7057
diff
changeset
|
303 |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
7057
diff
changeset
|
304 @Override |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents:
7059
diff
changeset
|
305 public boolean isArray() { |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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parents:
14069
diff
changeset
|
306 return mirror().isArray(); |
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
307 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
308 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
309 @Override |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
310 public boolean isInitialized() { |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
311 return isArray() ? true : getInitState() == runtime().getConfig().instanceKlassStateFullyInitialized; |
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
312 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
313 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
314 @Override |
11520
7cca436d600b
Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
11431
diff
changeset
|
315 public boolean isLinked() { |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
316 return isArray() ? true : getInitState() >= runtime().getConfig().instanceKlassStateLinked; |
13259
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
317 } |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
318 |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
319 /** |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
320 * Returns the value of the state field {@code InstanceKlass::_init_state} of the metaspace |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
321 * klass. |
14980 | 322 * |
13259
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
323 * @return state field value of this type |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
324 */ |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
325 private int getInitState() { |
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
326 assert !isArray() : "_init_state only exists in InstanceKlass"; |
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
327 return unsafe.getByte(getMetaspaceKlass() + runtime().getConfig().instanceKlassInitStateOffset) & 0xFF; |
11520
7cca436d600b
Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
11431
diff
changeset
|
328 } |
7cca436d600b
Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
11431
diff
changeset
|
329 |
7cca436d600b
Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
11431
diff
changeset
|
330 @Override |
6549
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
331 public void initialize() { |
13214
3f34b8f91cc5
moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents:
12559
diff
changeset
|
332 if (!isInitialized()) { |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents:
14069
diff
changeset
|
333 unsafe.ensureClassInitialized(mirror()); |
13214
3f34b8f91cc5
moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents:
12559
diff
changeset
|
334 assert isInitialized(); |
6549
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
335 } |
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
336 } |
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
337 |
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
338 @Override |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
339 public boolean isInstance(JavaConstant obj) { |
7098
e23980f4a890
Cleanup of Kind class: remove isXxx methods
Christian Wimmer <christian.wimmer@oracle.com>
parents:
7097
diff
changeset
|
340 if (obj.getKind() == Kind.Object && !obj.isNull()) { |
18290
e7d219e9d01f
removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents:
18266
diff
changeset
|
341 return mirror().isInstance(((HotSpotObjectConstantImpl) obj).object()); |
7015
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
6996
diff
changeset
|
342 } |
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
6996
diff
changeset
|
343 return false; |
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
344 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
345 |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
346 @Override |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
347 public boolean isInstanceClass() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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|
348 return !isArray() && !isInterface(); |
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349 } |
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350 |
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diff
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|
351 @Override |
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|
352 public boolean isInterface() { |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
353 return mirror().isInterface(); |
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354 } |
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|
355 |
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diff
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|
356 @Override |
7097
6644cecbd3a7
Replace ResolvedJavaType.isAssignableTo with isAssignableFrom to be consistent with java.lang.Class
Christian Wimmer <christian.wimmer@oracle.com>
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|
357 public boolean isAssignableFrom(ResolvedJavaType other) { |
9835
fcfedd3dd2eb
ResolvedJavaType.isAssignableFrom must not be called with null argument. Check that with assertions in HotSpot implementation.
Christian Wimmer <christian.wimmer@oracle.com>
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|
358 assert other != null; |
18223
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converted HotSpotResolvedObjectType to an interface
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changeset
|
359 if (other instanceof HotSpotResolvedObjectTypeImpl) { |
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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|
360 HotSpotResolvedObjectTypeImpl otherType = (HotSpotResolvedObjectTypeImpl) other; |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
361 return mirror().isAssignableFrom(otherType.mirror()); |
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|
362 } |
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363 return false; |
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|
364 } |
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Added Java files from Maxine project.
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parents:
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|
365 |
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|
366 @Override |
16491
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
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|
367 public boolean isJavaLangObject() { |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
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|
368 return javaClass.equals(Object.class); |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
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|
369 } |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
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|
370 |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
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|
371 @Override |
6539
2463eb24b644
Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
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|
372 public Kind getKind() { |
5540
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Renaming RiKind => Kind.
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373 return Kind.Object; |
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374 } |
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375 |
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376 @Override |
18191
839f97696479
Rename ResolvedJavaMethod.resolvedMethod() to resolveConcreteMethod() the reflect its actual behavior.
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|
377 public ResolvedJavaMethod resolveConcreteMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) { |
18192
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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|
378 ResolvedJavaMethod resolvedMethod = resolveMethod(method, callerType, true); |
16384
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Ensure that uniqueConcreteMethod is called with a resolved concrete method
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|
379 if (resolvedMethod == null || resolvedMethod.isAbstract()) { |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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380 return null; |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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381 } |
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Ensure that uniqueConcreteMethod is called with a resolved concrete method
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382 return resolvedMethod; |
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Ensure that uniqueConcreteMethod is called with a resolved concrete method
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|
383 } |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
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diff
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|
384 |
18192
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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parents:
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diff
changeset
|
385 @Override |
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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|
386 public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method, ResolvedJavaType callerType, boolean includeAbstract) { |
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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|
387 if (!includeAbstract) { |
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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|
388 return resolveConcreteMethod(method, callerType); |
660875e586f0
Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
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|
389 } |
15722
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ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
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|
390 assert !callerType.isArray(); |
18823
5a21cac1968f
Add utilities ModifiersProvider#isConcrete, ResolvedJavaMethod#hasReceiver, ResolvedJavaMethod#hasBytecodes to Graal API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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|
391 if (method.isConcrete() && method.getDeclaringClass().equals(this) && method.isPublic()) { |
14604
bd7cf02d1756
added fast path for HotSpotResolvedObjectType.resolveMethod() when the receiver is the declarer of the method
Doug Simon <doug.simon@oracle.com>
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|
392 return method; |
bd7cf02d1756
added fast path for HotSpotResolvedObjectType.resolveMethod() when the receiver is the declarer of the method
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|
393 } |
15722
c583759bbcfd
ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
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parents:
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|
394 if (!method.getDeclaringClass().isAssignableFrom(this)) { |
c583759bbcfd
ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
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395 return null; |
c583759bbcfd
ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
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parents:
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|
396 } |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18194
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changeset
|
397 HotSpotResolvedJavaMethodImpl hotSpotMethod = (HotSpotResolvedJavaMethodImpl) method; |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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parents:
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diff
changeset
|
398 HotSpotResolvedObjectTypeImpl hotSpotCallerType = (HotSpotResolvedObjectTypeImpl) callerType; |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
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parents:
15725
diff
changeset
|
399 final long resolvedMetaspaceMethod = runtime().getCompilerToVM().resolveMethod(getMetaspaceKlass(), hotSpotMethod.getMetaspaceMethod(), hotSpotCallerType.getMetaspaceKlass()); |
13374
ad187607b784
make CompilerToVM.resolveMethod return a metadata method instead of a Java type
twisti
parents:
13305
diff
changeset
|
400 if (resolvedMetaspaceMethod == 0) { |
11823
6440f50c1ea8
improved documentation and testing for ResolvedJavaType.resolveMethod() (GRAAL-489)
Doug Simon <doug.simon@oracle.com>
parents:
11520
diff
changeset
|
401 return null; |
6440f50c1ea8
improved documentation and testing for ResolvedJavaType.resolveMethod() (GRAAL-489)
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parents:
11520
diff
changeset
|
402 } |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
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18194
diff
changeset
|
403 return HotSpotResolvedJavaMethodImpl.fromMetaspace(resolvedMetaspaceMethod); |
3733
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Added Java files from Maxine project.
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diff
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|
404 } |
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parents:
diff
changeset
|
405 |
5541
b4c406861c33
More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5540
diff
changeset
|
406 public ConstantPool constantPool() { |
3733
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diff
changeset
|
407 if (constantPool == null) { |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15725
diff
changeset
|
408 final long metaspaceConstantPool = unsafe.getAddress(getMetaspaceKlass() + runtime().getConfig().instanceKlassConstantsOffset); |
13259
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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parents:
13258
diff
changeset
|
409 constantPool = new HotSpotConstantPool(metaspaceConstantPool); |
3733
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diff
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|
410 } |
e233f5660da4
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parents:
diff
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|
411 return constantPool; |
e233f5660da4
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parents:
diff
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|
412 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
413 |
5616
310ed6650682
added check to ensure fast path allocation is never used for types that don't allow it
Doug Simon <doug.simon@oracle.com>
parents:
5554
diff
changeset
|
414 /** |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7359
diff
changeset
|
415 * Gets the instance size of this type. If an instance of this type cannot be fast path |
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7359
diff
changeset
|
416 * allocated, then the returned value is negative (its absolute value gives the size). Must not |
5e3d1a68664e
applied mx eclipseformat to all Java files
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parents:
7359
diff
changeset
|
417 * be called if this is an array or interface type. |
5616
310ed6650682
added check to ensure fast path allocation is never used for types that don't allow it
Doug Simon <doug.simon@oracle.com>
parents:
5554
diff
changeset
|
418 */ |
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
419 public int instanceSize() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents:
7059
diff
changeset
|
420 assert !isArray(); |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
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parents:
6699
diff
changeset
|
421 assert !isInterface(); |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
422 |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
423 HotSpotVMConfig config = runtime().getConfig(); |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15725
diff
changeset
|
424 final int layoutHelper = unsafe.getInt(getMetaspaceKlass() + config.klassLayoutHelperOffset); |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
425 assert layoutHelper > config.klassLayoutHelperNeutralValue : "must be instance"; |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
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parents:
13260
diff
changeset
|
426 |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
427 // See: Klass::layout_helper_size_in_bytes |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
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parents:
13260
diff
changeset
|
428 int size = layoutHelper & ~config.klassLayoutHelperInstanceSlowPathBit; |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
429 |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
430 // See: Klass::layout_helper_needs_slow_path |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
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diff
changeset
|
431 boolean needsSlowPath = (layoutHelper & config.klassLayoutHelperInstanceSlowPathBit) != 0; |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
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13260
diff
changeset
|
432 |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
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parents:
13260
diff
changeset
|
433 return needsSlowPath ? -size : size; |
3733
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diff
changeset
|
434 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff
changeset
|
435 |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
436 public synchronized HotSpotResolvedJavaMethod createMethod(long metaspaceMethod) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
437 HotSpotResolvedJavaMethod method = null; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
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6699
diff
changeset
|
438 if (methodCache == null) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
439 methodCache = new HashMap<>(8); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
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6699
diff
changeset
|
440 } else { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
441 method = methodCache.get(metaspaceMethod); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
442 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
443 if (method == null) { |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18194
diff
changeset
|
444 method = new HotSpotResolvedJavaMethodImpl(this, metaspaceMethod); |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
445 methodCache.put(metaspaceMethod, method); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
446 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
447 return method; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
448 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
449 |
16615
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
450 public int getVtableLength() { |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
451 HotSpotVMConfig config = runtime().getConfig(); |
3812931f9350
Don't read beyond end of known vtable
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parents:
16575
diff
changeset
|
452 if (isInterface() || isArray()) { |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
453 /* Everything has the core vtable of java.lang.Object */ |
3812931f9350
Don't read beyond end of known vtable
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16575
diff
changeset
|
454 return config.baseVtableLength; |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
455 } |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
456 int result = unsafe.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) / (config.vtableEntrySize / config.heapWordSize); |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16575
diff
changeset
|
457 assert result >= config.baseVtableLength : unsafe.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) + " " + config.vtableEntrySize; |
3812931f9350
Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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458 return result; |
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459 } |
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460 |
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461 /** |
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462 * Gets the mask used to filter out HotSpot internal flags for fields when a {@link Field} |
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463 * object is created. This is the value of {@code JVM_RECOGNIZED_FIELD_MODIFIERS} in |
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464 * {@code jvm.h}, <b>not</b> {@link Modifier#fieldModifiers()}. |
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465 */ |
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466 public static int getReflectionFieldModifiers() { |
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467 return runtime().getConfig().recognizedFieldModifiers; |
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468 } |
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469 |
14012 | 470 public synchronized HotSpotResolvedJavaField createField(String fieldName, JavaType type, long offset, int rawFlags) { |
471 HotSpotResolvedJavaField result = null; | |
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472 |
14012 | 473 final int flags = rawFlags & getReflectionFieldModifiers(); |
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474 |
14012 | 475 final long id = offset + ((long) flags << 32); |
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476 |
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477 // (thomaswue) Must cache the fields, because the local load elimination only works if the |
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478 // objects from two field lookups are identical. |
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479 if (fieldCache == null) { |
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480 fieldCache = new HashMap<>(8); |
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481 } else { |
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482 result = fieldCache.get(id); |
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483 } |
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484 |
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485 if (result == null) { |
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486 result = new HotSpotResolvedJavaFieldImpl(this, fieldName, type, offset, rawFlags); |
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487 fieldCache.put(id, result); |
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488 } else { |
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489 assert result.getName().equals(fieldName); |
14012 | 490 // assert result.getType().equals(type); |
491 assert result.offset() == offset; | |
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492 assert result.getModifiers() == flags; |
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493 } |
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494 |
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495 return result; |
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496 } |
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497 |
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498 @Override |
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499 public AssumptionResult<ResolvedJavaMethod> findUniqueConcreteMethod(ResolvedJavaMethod method) { |
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500 HotSpotResolvedJavaMethod hmethod = (HotSpotResolvedJavaMethod) method; |
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501 HotSpotResolvedObjectType declaredHolder = hmethod.getDeclaringClass(); |
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502 /* |
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503 * Sometimes the receiver type in the graph hasn't stabilized to a subtype of declared |
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504 * holder, usually because of phis, so make sure that the type is related to the declared |
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505 * type before using it for lookup. Unlinked types should also be ignored because we can't |
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506 * resolve the proper method to invoke. Generally unlinked types in invokes should result in |
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507 * a deopt instead since they can't really be used if they aren't linked yet. |
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508 */ |
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509 if (!declaredHolder.isAssignableFrom(this) || this.isArray() || this.equals(declaredHolder) || !isLinked() || isInterface()) { |
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510 ResolvedJavaMethod result = hmethod.uniqueConcreteMethod(declaredHolder); |
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511 if (result != null) { |
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512 return new AssumptionResult<>(result, new Assumptions.ConcreteMethod(method, declaredHolder, result)); |
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513 } |
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514 return null; |
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515 } |
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516 /* |
18789 | 517 * The holder may be a subtype of the declaredHolder so make sure to resolve the method to |
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518 * the correct method for the subtype. |
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519 */ |
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520 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) resolveMethod(hmethod, this, true); |
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521 if (resolvedMethod == null) { |
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522 // The type isn't known to implement the method. |
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523 return null; |
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524 } |
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525 |
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526 ResolvedJavaMethod result = resolvedMethod.uniqueConcreteMethod(this); |
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527 if (result != null) { |
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528 return new AssumptionResult<>(result, new Assumptions.ConcreteMethod(method, this, result)); |
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529 } |
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530 return null; |
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531 } |
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532 |
14012 | 533 /** |
534 * This class represents the field information for one field contained in the fields array of an | |
535 * {@code InstanceKlass}. The implementation is similar to the native {@code FieldInfo} class. | |
536 */ | |
537 private class FieldInfo { | |
538 /** | |
539 * Native pointer into the array of Java shorts. | |
540 */ | |
541 private final long metaspaceData; | |
542 | |
543 /** | |
544 * Creates a field info for the field in the fields array at index {@code index}. | |
14980 | 545 * |
14012 | 546 * @param index index to the fields array |
547 */ | |
548 public FieldInfo(int index) { | |
549 HotSpotVMConfig config = runtime().getConfig(); | |
550 // Get Klass::_fields | |
15726
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551 final long metaspaceFields = unsafe.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
14012 | 552 assert config.fieldInfoFieldSlots == 6 : "revisit the field parsing code"; |
14980 | 553 metaspaceData = metaspaceFields + config.arrayU2DataOffset + config.fieldInfoFieldSlots * Short.BYTES * index; |
14012 | 554 } |
555 | |
556 private int getAccessFlags() { | |
557 return readFieldSlot(runtime().getConfig().fieldInfoAccessFlagsOffset); | |
558 } | |
559 | |
560 private int getNameIndex() { | |
561 return readFieldSlot(runtime().getConfig().fieldInfoNameIndexOffset); | |
562 } | |
563 | |
564 private int getSignatureIndex() { | |
565 return readFieldSlot(runtime().getConfig().fieldInfoSignatureIndexOffset); | |
566 } | |
567 | |
568 public int getOffset() { | |
569 HotSpotVMConfig config = runtime().getConfig(); | |
570 final int lowPacked = readFieldSlot(config.fieldInfoLowPackedOffset); | |
571 final int highPacked = readFieldSlot(config.fieldInfoHighPackedOffset); | |
572 final int offset = ((highPacked << Short.SIZE) | lowPacked) >> config.fieldInfoTagSize; | |
573 return offset; | |
574 } | |
575 | |
576 /** | |
577 * Helper method to read an entry (slot) from the field array. Currently field info is laid | |
578 * on top an array of Java shorts. | |
579 */ | |
580 private int readFieldSlot(int index) { | |
14980 | 581 return unsafe.getChar(metaspaceData + Short.BYTES * index); |
14012 | 582 } |
583 | |
584 /** | |
585 * Returns the name of this field as a {@link String}. If the field is an internal field the | |
586 * name index is pointing into the vmSymbols table. | |
587 */ | |
588 public String getName() { | |
589 final int nameIndex = getNameIndex(); | |
590 return isInternal() ? HotSpotVmSymbols.symbolAt(nameIndex) : constantPool().lookupUtf8(nameIndex); | |
591 } | |
592 | |
593 /** | |
594 * Returns the signature of this field as {@link String}. If the field is an internal field | |
595 * the signature index is pointing into the vmSymbols table. | |
596 */ | |
597 public String getSignature() { | |
598 final int signatureIndex = getSignatureIndex(); | |
599 return isInternal() ? HotSpotVmSymbols.symbolAt(signatureIndex) : constantPool().lookupUtf8(signatureIndex); | |
600 } | |
601 | |
602 public JavaType getType() { | |
603 String signature = getSignature(); | |
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604 return runtime().lookupType(signature, HotSpotResolvedObjectTypeImpl.this, false); |
14012 | 605 } |
606 | |
607 private boolean isInternal() { | |
608 return (getAccessFlags() & runtime().getConfig().jvmAccFieldInternal) != 0; | |
609 } | |
610 | |
611 public boolean isStatic() { | |
612 return Modifier.isStatic(getAccessFlags()); | |
613 } | |
614 | |
615 public boolean hasGenericSignature() { | |
616 return (getAccessFlags() & runtime().getConfig().jvmAccFieldHasGenericSignature) != 0; | |
617 } | |
618 } | |
619 | |
18222
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converted HotSpotResolvedJavaMethod to an interface
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diff
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|
620 private static class OffsetComparator implements java.util.Comparator<HotSpotResolvedJavaField> { |
7136
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|
621 @Override |
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|
622 public int compare(HotSpotResolvedJavaField o1, HotSpotResolvedJavaField o2) { |
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623 return o1.offset() - o2.offset(); |
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624 } |
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625 } |
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626 |
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627 @Override |
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628 public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) { |
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629 if (instanceFields == null) { |
7060
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630 if (isArray() || isInterface()) { |
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631 instanceFields = new HotSpotResolvedJavaField[0]; |
6293
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an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
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6277
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632 } else { |
14012 | 633 final int fieldCount = getFieldCount(); |
634 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); | |
635 | |
636 for (int i = 0; i < fieldCount; i++) { | |
637 FieldInfo field = new FieldInfo(i); | |
638 | |
639 // We are only interested in instance fields. | |
640 if (!field.isStatic()) { | |
641 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags()); | |
642 fieldsArray.add(resolvedJavaField); | |
643 } | |
644 } | |
645 | |
14980 | 646 fieldsArray.sort(new OffsetComparator()); |
14012 | 647 |
648 HotSpotResolvedJavaField[] myFields = fieldsArray.toArray(new HotSpotResolvedJavaField[0]); | |
649 | |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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650 if (mirror() != Object.class) { |
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651 HotSpotResolvedJavaField[] superFields = (HotSpotResolvedJavaField[]) getSuperclass().getInstanceFields(true); |
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652 HotSpotResolvedJavaField[] fields = Arrays.copyOf(superFields, superFields.length + myFields.length); |
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653 System.arraycopy(myFields, 0, fields, superFields.length, myFields.length); |
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654 instanceFields = fields; |
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655 } else { |
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656 assert myFields.length == 0 : "java.lang.Object has fields!"; |
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657 instanceFields = myFields; |
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6699
diff
changeset
|
658 } |
14012 | 659 |
6293
6550737d7807
an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
Doug Simon <doug.simon@oracle.com>
parents:
6277
diff
changeset
|
660 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
661 } |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
662 if (!includeSuperclasses) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
663 int myFieldsStart = 0; |
14158
fd7fcd2d2072
replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents:
14105
diff
changeset
|
664 while (myFieldsStart < instanceFields.length && !instanceFields[myFieldsStart].getDeclaringClass().equals(this)) { |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
665 myFieldsStart++; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
666 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
667 if (myFieldsStart == 0) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
668 return instanceFields; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
669 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
670 if (myFieldsStart == instanceFields.length) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
671 return new HotSpotResolvedJavaField[0]; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
672 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
673 return Arrays.copyOfRange(instanceFields, myFieldsStart, instanceFields.length); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
674 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
675 return instanceFields; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
676 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
677 |
15839
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
678 @Override |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
679 public ResolvedJavaField[] getStaticFields() { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
680 if (isArray()) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
681 return new HotSpotResolvedJavaField[0]; |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
682 } else { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
683 final int fieldCount = getFieldCount(); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
684 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
685 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
686 for (int i = 0; i < fieldCount; i++) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
687 FieldInfo field = new FieldInfo(i); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
688 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
689 // We are only interested in static fields. |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
690 if (field.isStatic()) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
691 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags()); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
692 fieldsArray.add(resolvedJavaField); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
693 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
694 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
695 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
696 fieldsArray.sort(new OffsetComparator()); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
697 return fieldsArray.toArray(new HotSpotResolvedJavaField[fieldsArray.size()]); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
698 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
699 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
700 |
14012 | 701 /** |
702 * Returns the actual field count of this class's internal {@code InstanceKlass::_fields} array | |
703 * by walking the array and discounting the generic signature slots at the end of the array. | |
14980 | 704 * |
14012 | 705 * <p> |
706 * See {@code FieldStreamBase::init_generic_signature_start_slot} | |
707 */ | |
708 private int getFieldCount() { | |
709 HotSpotVMConfig config = runtime().getConfig(); | |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15725
diff
changeset
|
710 final long metaspaceFields = unsafe.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
14012 | 711 int metaspaceFieldsLength = unsafe.getInt(metaspaceFields + config.arrayU1LengthOffset); |
712 int fieldCount = 0; | |
713 | |
714 for (int i = 0, index = 0; i < metaspaceFieldsLength; i += config.fieldInfoFieldSlots, index++) { | |
715 FieldInfo field = new FieldInfo(index); | |
716 if (field.hasGenericSignature()) { | |
717 metaspaceFieldsLength--; | |
718 } | |
719 fieldCount++; | |
720 } | |
721 return fieldCount; | |
722 } | |
723 | |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
724 @Override |
7053
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
725 public Class<?> mirror() { |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
726 return javaClass; |
7053
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
727 } |
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
728 |
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
729 @Override |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
730 public String getSourceFileName() { |
13254
42aaf7306707
Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents:
13214
diff
changeset
|
731 HotSpotVMConfig config = runtime().getConfig(); |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16384
diff
changeset
|
732 final int sourceFileNameIndex = unsafe.getChar(getMetaspaceKlass() + config.instanceKlassSourceFileNameIndexOffset); |
13254
42aaf7306707
Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents:
13214
diff
changeset
|
733 if (sourceFileNameIndex == 0) { |
42aaf7306707
Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents:
13214
diff
changeset
|
734 return null; |
42aaf7306707
Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents:
13214
diff
changeset
|
735 } |
42aaf7306707
Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents:
13214
diff
changeset
|
736 return constantPool().lookupUtf8(sourceFileNameIndex); |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
737 } |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
738 |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
739 @Override |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
740 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) { |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents:
14069
diff
changeset
|
741 return mirror().getAnnotation(annotationClass); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
742 } |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
743 |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
744 /** |
16575
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
745 * Performs a fast-path check that this type is resolved in the context of a given accessing |
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
746 * class. A negative result does not mean this type is not resolved with respect to |
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
747 * {@code accessingClass}. That can only be determined by |
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
748 * {@linkplain HotSpotGraalRuntime#lookupType(String, HotSpotResolvedObjectType, boolean) |
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
749 * re-resolving} the type. |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
750 */ |
16575
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
751 public boolean isDefinitelyResolvedWithRespectTo(ResolvedJavaType accessingClass) { |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
752 assert accessingClass != null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
753 ResolvedJavaType elementType = getElementalType(); |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
754 if (elementType.isPrimitive()) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
755 // Primitive type resolution is context free. |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
756 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
757 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
758 if (elementType.getName().startsWith("Ljava/")) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
759 // Classes in a java.* package can only be defined by the |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
760 // boot class loader. This is enforced by ClassLoader.preDefineClass() |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
761 assert mirror().getClassLoader() == null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
762 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
763 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
764 ClassLoader thisCl = mirror().getClassLoader(); |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
765 ClassLoader accessingClassCl = ((HotSpotResolvedObjectTypeImpl) accessingClass).mirror().getClassLoader(); |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
766 return thisCl == accessingClassCl; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
767 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
768 |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
769 @Override |
5541
b4c406861c33
More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
5540
diff
changeset
|
770 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) { |
16575
adafceb4da4a
improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents:
16492
diff
changeset
|
771 if (isDefinitelyResolvedWithRespectTo(requireNonNull(accessingClass))) { |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
772 return this; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
773 } |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
774 HotSpotResolvedObjectTypeImpl accessingType = (HotSpotResolvedObjectTypeImpl) accessingClass; |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
775 return (ResolvedJavaType) runtime().lookupType(getName(), accessingType, true); |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
776 } |
5326
a53162ca8219
introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents:
5287
diff
changeset
|
777 |
7037
dd81042f4eb1
added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
7030
diff
changeset
|
778 /** |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
779 * Gets the metaspace Klass boxed in a {@link JavaConstant}. |
7037
dd81042f4eb1
added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
7030
diff
changeset
|
780 */ |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
781 public JavaConstant klass() { |
18266
ae181ec869c5
converted HotSpotMetaspaceConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18264
diff
changeset
|
782 return HotSpotMetaspaceConstantImpl.forMetaspaceObject(runtime().getTarget().wordKind, getMetaspaceKlass(), this, false); |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
783 } |
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
784 |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
785 public boolean isPrimaryType() { |
12431
7080a96be216
rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents:
12429
diff
changeset
|
786 return runtime().getConfig().secondarySuperCacheOffset != superCheckOffset(); |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
787 } |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
788 |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
789 public int superCheckOffset() { |
12431
7080a96be216
rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents:
12429
diff
changeset
|
790 HotSpotVMConfig config = runtime().getConfig(); |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15725
diff
changeset
|
791 return unsafe.getInt(getMetaspaceKlass() + config.superCheckOffsetOffset); |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
792 } |
5686
6cb39a47da14
replaced loading of instance prototype header word with a constant obtained from HotSpotResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
5682
diff
changeset
|
793 |
6375
1d7c73b5d787
terminology change to match C++ code and biased locking paper: "initial mark word" -> "prototype mark word"
Doug Simon <doug.simon@oracle.com>
parents:
6367
diff
changeset
|
794 public long prototypeMarkWord() { |
12431
7080a96be216
rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents:
12429
diff
changeset
|
795 HotSpotVMConfig config = runtime().getConfig(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
796 if (isArray()) { |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
797 return config.arrayPrototypeMarkWord(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
798 } else { |
18556
7484f5fcd41d
removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
Doug Simon <doug.simon@oracle.com>
parents:
18534
diff
changeset
|
799 return unsafe.getAddress(getMetaspaceKlass() + config.prototypeMarkWordOffset); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
800 } |
5686
6cb39a47da14
replaced loading of instance prototype header word with a constant obtained from HotSpotResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
5682
diff
changeset
|
801 } |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
802 |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
803 @Override |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
804 public ResolvedJavaField findInstanceFieldWithOffset(long offset, Kind expectedEntryKind) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
805 ResolvedJavaField[] declaredFields = getInstanceFields(true); |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
806 for (ResolvedJavaField field : declaredFields) { |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
807 HotSpotResolvedJavaField resolvedField = (HotSpotResolvedJavaField) field; |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
808 long resolvedFieldOffset = resolvedField.offset(); |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
809 // @formatter:off |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
810 if (ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN && |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
811 expectedEntryKind.isPrimitive() && |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
812 !expectedEntryKind.equals(Kind.Void) && |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
813 resolvedField.getKind().isPrimitive()) { |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
814 resolvedFieldOffset += |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
815 resolvedField.getKind().getByteCount() - |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
816 Math.min(resolvedField.getKind().getByteCount(), 4 + expectedEntryKind.getByteCount()); |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
817 } |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
818 if (resolvedFieldOffset == offset) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
819 return field; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
820 } |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
821 // @formatter:on |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
822 } |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
823 return null; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
824 } |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
825 |
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
826 @Override |
7828
49921d2ee9ce
class file path retrieval returns URL
Michael Haupt <michael.haupt@oracle.com>
parents:
7820
diff
changeset
|
827 public URL getClassFilePath() { |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
828 Class<?> cls = mirror(); |
7831
fb0ef768d877
simplified class file path retrieval, added test
Michael Haupt <michael.haupt@oracle.com>
parents:
7829
diff
changeset
|
829 return cls.getResource(MetaUtil.getSimpleName(cls, true).replace('.', '$') + ".class"); |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
830 } |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
831 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
832 @Override |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
833 public boolean isLocal() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
834 return mirror().isLocalClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
835 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
836 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
837 @Override |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
838 public boolean isMember() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
839 return mirror().isMemberClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
840 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
841 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
842 @Override |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
843 public HotSpotResolvedObjectTypeImpl getEnclosingType() { |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
844 final Class<?> encl = mirror().getEnclosingClass(); |
18167
2bf5ea10eea7
sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents:
17156
diff
changeset
|
845 return encl == null ? null : fromObjectClass(encl); |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
846 } |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
847 |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
848 @Override |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
849 public ResolvedJavaMethod[] getDeclaredConstructors() { |
15040
288c23143d47
Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents:
15018
diff
changeset
|
850 Constructor<?>[] constructors = mirror().getDeclaredConstructors(); |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
851 ResolvedJavaMethod[] result = new ResolvedJavaMethod[constructors.length]; |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
852 for (int i = 0; i < constructors.length; i++) { |
18373
91283d4a1218
Use the base class Executable (introduced in Java 8) to unify the handling of Method and Constructor in MetaAccessProvider
Christian Wimmer <christian.wimmer@oracle.com>
parents:
18361
diff
changeset
|
853 result[i] = runtime().getHostProviders().getMetaAccess().lookupJavaMethod(constructors[i]); |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
854 assert result[i].isConstructor(); |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
855 } |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
856 return result; |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
857 } |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
858 |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
859 @Override |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
860 public ResolvedJavaMethod[] getDeclaredMethods() { |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents:
14069
diff
changeset
|
861 Method[] methods = mirror().getDeclaredMethods(); |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
862 ResolvedJavaMethod[] result = new ResolvedJavaMethod[methods.length]; |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
863 for (int i = 0; i < methods.length; i++) { |
12456
f87c68d79f07
improved support for co-existing, multiple backends (GRAAL-363)
Doug Simon <doug.simon@oracle.com>
parents:
12436
diff
changeset
|
864 result[i] = runtime().getHostProviders().getMetaAccess().lookupJavaMethod(methods[i]); |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
865 assert !result[i].isConstructor(); |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
866 } |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
867 return result; |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
868 } |
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
869 |
11952
c0807f5fdca5
added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents:
11823
diff
changeset
|
870 public ResolvedJavaMethod getClassInitializer() { |
15726
668d158f780c
Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15725
diff
changeset
|
871 final long metaspaceMethod = runtime().getCompilerToVM().getClassInitializer(getMetaspaceKlass()); |
13295
903fd774dd61
simplified implementation of HotSpotResolvedObjectType.getClassInitializer()
Doug Simon <doug.simon@oracle.com>
parents:
13263
diff
changeset
|
872 if (metaspaceMethod != 0L) { |
903fd774dd61
simplified implementation of HotSpotResolvedObjectType.getClassInitializer()
Doug Simon <doug.simon@oracle.com>
parents:
13263
diff
changeset
|
873 return createMethod(metaspaceMethod); |
11952
c0807f5fdca5
added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents:
11823
diff
changeset
|
874 } |
c0807f5fdca5
added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents:
11823
diff
changeset
|
875 return null; |
9985
e6bd1004082a
added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents:
9835
diff
changeset
|
876 } |
e6bd1004082a
added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents:
9835
diff
changeset
|
877 |
9100
d24955427b0b
Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents:
8959
diff
changeset
|
878 @Override |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
879 public String toString() { |
15730
920b7bb058a6
Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15726
diff
changeset
|
880 return "HotSpotType<" + getName() + ", resolved>"; |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
881 } |
17156
ac6e25901d62
Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
16615
diff
changeset
|
882 |
ac6e25901d62
Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
16615
diff
changeset
|
883 @Override |
ac6e25901d62
Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
16615
diff
changeset
|
884 public boolean isTrustedInterfaceType() { |
19743
d526b6bffc7c
removed HotSpotResolvedObjectTypeImpl.trustedInterfaceType
Doug Simon <doug.simon@oracle.com>
parents:
18950
diff
changeset
|
885 return TrustedInterface.class.isAssignableFrom(mirror()); |
17156
ac6e25901d62
Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
16615
diff
changeset
|
886 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
887 } |