Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl.java @ 23347:7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Wed, 06 Apr 2016 20:02:32 -0700 |
parents | 22c3bdf28fff |
children | fb3a6eeedf31 30af491f98c5 |
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1 /* |
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2 * Copyright (c) 2011, 2016, 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 jdk.vm.ci.hotspot; |
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24 |
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25 import static java.util.Objects.requireNonNull; |
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26 import static jdk.vm.ci.hotspot.CompilerToVM.compilerToVM; |
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27 import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime; |
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28 import static jdk.vm.ci.hotspot.HotSpotVMConfig.config; |
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29 import static jdk.vm.ci.hotspot.UnsafeAccess.UNSAFE; |
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30 |
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31 import java.lang.annotation.Annotation; |
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32 import java.lang.reflect.Array; |
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33 import java.lang.reflect.Constructor; |
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34 import java.lang.reflect.Method; |
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35 import java.lang.reflect.Modifier; |
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36 import java.net.URL; |
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37 import java.nio.ByteOrder; |
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38 import java.util.ArrayList; |
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39 import java.util.Arrays; |
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40 import java.util.HashMap; |
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41 |
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42 import jdk.vm.ci.common.JVMCIError; |
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43 import jdk.vm.ci.meta.Assumptions.AssumptionResult; |
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44 import jdk.vm.ci.meta.Assumptions.ConcreteMethod; |
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45 import jdk.vm.ci.meta.Assumptions.ConcreteSubtype; |
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46 import jdk.vm.ci.meta.Assumptions.LeafType; |
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47 import jdk.vm.ci.meta.Assumptions.NoFinalizableSubclass; |
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48 import jdk.vm.ci.meta.Constant; |
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49 import jdk.vm.ci.meta.JavaConstant; |
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50 import jdk.vm.ci.meta.JavaKind; |
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51 import jdk.vm.ci.meta.JavaType; |
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52 import jdk.vm.ci.meta.MetaUtil; |
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53 import jdk.vm.ci.meta.ModifiersProvider; |
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54 import jdk.vm.ci.meta.ResolvedJavaField; |
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55 import jdk.vm.ci.meta.ResolvedJavaMethod; |
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56 import jdk.vm.ci.meta.ResolvedJavaType; |
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57 import jdk.vm.ci.meta.TrustedInterface; |
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58 |
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59 /** |
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60 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes. |
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61 */ |
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62 final class HotSpotResolvedObjectTypeImpl extends HotSpotResolvedJavaType implements HotSpotResolvedObjectType, HotSpotProxified, MetaspaceWrapperObject { |
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63 |
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64 /** |
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65 * The Java class this type represents. |
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66 */ |
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67 private final Class<?> javaClass; |
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69 private HashMap<Long, HotSpotResolvedJavaMethodImpl> methodCache; |
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70 private HotSpotResolvedJavaField[] instanceFields; |
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71 private HotSpotResolvedObjectTypeImpl[] interfaces; |
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72 private HotSpotConstantPool constantPool; |
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73 final HotSpotJVMCIMetaAccessContext context; |
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74 private HotSpotResolvedObjectType arrayOfType; |
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75 |
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76 /** |
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77 * Gets the JVMCI mirror for a {@link Class} object. |
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78 * |
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79 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass} |
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80 */ |
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81 static HotSpotResolvedObjectTypeImpl fromObjectClass(Class<?> javaClass) { |
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82 return (HotSpotResolvedObjectTypeImpl) runtime().fromClass(javaClass); |
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83 } |
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84 |
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85 /** |
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86 * Gets the JVMCI mirror from a HotSpot type. Since {@link Class} is already a proxy for the |
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87 * underlying Klass*, it is used instead of the raw Klass*. |
14980 | 88 * |
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89 * Called from the VM. |
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90 * |
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91 * @param javaClass a {@link Class} object |
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92 * @return the {@link ResolvedJavaType} corresponding to {@code javaClass} |
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93 */ |
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94 @SuppressWarnings("unused") |
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95 private static HotSpotResolvedObjectTypeImpl fromMetaspace(Class<?> javaClass) { |
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96 return fromObjectClass(javaClass); |
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97 } |
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98 |
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99 /** |
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100 * Creates the JVMCI mirror for a {@link Class} object. |
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102 * <p> |
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104 * {@link Class} type. Use {@link #fromObjectClass(Class)} or {@link #fromMetaspace(Class)} |
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105 * instead. |
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106 * </p> |
14980 | 107 * |
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108 * @param javaClass the Class to create the mirror for |
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109 * @param context |
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110 */ |
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111 HotSpotResolvedObjectTypeImpl(Class<?> javaClass, HotSpotJVMCIMetaAccessContext context) { |
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112 super(getSignatureName(javaClass)); |
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113 this.javaClass = javaClass; |
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114 this.context = context; |
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115 assert getName().charAt(0) != '[' || isArray() : getName(); |
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116 } |
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117 |
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118 /** |
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119 * Returns the name of this type as it would appear in a signature. |
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120 */ |
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121 private static String getSignatureName(Class<?> javaClass) { |
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122 if (javaClass.isArray()) { |
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123 return javaClass.getName().replace('.', '/'); |
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124 } |
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125 return "L" + javaClass.getName().replace('.', '/') + ";"; |
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126 } |
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127 |
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128 /** |
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129 * Gets the metaspace Klass for this type. |
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130 */ |
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131 long getMetaspaceKlass() { |
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132 if (HotSpotJVMCIRuntime.getHostWordKind() == JavaKind.Long) { |
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133 return UNSAFE.getLong(javaClass, (long) config().klassOffset); |
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134 } |
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135 return UNSAFE.getInt(javaClass, (long) config().klassOffset) & 0xFFFFFFFFL; |
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136 } |
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137 |
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138 public long getMetaspacePointer() { |
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139 return getMetaspaceKlass(); |
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140 } |
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141 |
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142 @Override |
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143 public int getModifiers() { |
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144 if (isArray()) { |
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145 return (getElementalType().getModifiers() & (Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED)) | Modifier.FINAL | Modifier.ABSTRACT; |
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146 } else { |
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147 return getAccessFlags() & ModifiersProvider.jvmClassModifiers(); |
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148 } |
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149 } |
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150 |
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151 public int getAccessFlags() { |
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152 HotSpotVMConfig config = config(); |
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153 return UNSAFE.getInt(getMetaspaceKlass() + config.klassAccessFlagsOffset); |
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154 } |
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155 |
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156 @Override |
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157 public HotSpotResolvedObjectType getArrayClass() { |
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158 if (arrayOfType == null) { |
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159 arrayOfType = fromObjectClass(Array.newInstance(mirror(), 0).getClass()); |
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160 } |
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161 return arrayOfType; |
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162 } |
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163 |
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164 @Override |
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165 public ResolvedJavaType getComponentType() { |
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166 Class<?> javaComponentType = mirror().getComponentType(); |
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167 return javaComponentType == null ? null : runtime().fromClass(javaComponentType); |
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168 } |
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169 |
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170 @Override |
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171 public AssumptionResult<ResolvedJavaType> findLeafConcreteSubtype() { |
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172 if (isLeaf()) { |
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173 // No assumptions are required. |
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174 return new AssumptionResult<>(this); |
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175 } |
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176 HotSpotVMConfig config = config(); |
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177 if (isArray()) { |
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178 ResolvedJavaType elementalType = getElementalType(); |
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179 AssumptionResult<ResolvedJavaType> elementType = elementalType.findLeafConcreteSubtype(); |
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180 if (elementType != null && elementType.getResult().equals(elementalType)) { |
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181 /* |
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182 * If the elementType is leaf then the array is leaf under the same assumptions but |
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183 * only if the element type is exactly the leaf type. The element type can be |
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184 * abstract even if there is only one implementor of the abstract type. |
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185 */ |
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186 AssumptionResult<ResolvedJavaType> result = new AssumptionResult<>(this); |
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187 result.add(elementType); |
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188 return result; |
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189 } |
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190 return null; |
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191 } else if (isInterface()) { |
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192 HotSpotResolvedObjectTypeImpl implementor = getSingleImplementor(); |
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193 /* |
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194 * If the implementor field contains itself that indicates that the interface has more |
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195 * than one implementors (see: InstanceKlass::add_implementor). |
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196 */ |
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197 if (implementor == null || implementor.equals(this)) { |
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198 return null; |
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199 } |
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200 |
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201 assert !implementor.isInterface(); |
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202 if (implementor.isAbstract() || !implementor.isLeafClass()) { |
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203 AssumptionResult<ResolvedJavaType> leafConcreteSubtype = implementor.findLeafConcreteSubtype(); |
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204 if (leafConcreteSubtype != null) { |
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205 assert !leafConcreteSubtype.getResult().equals(implementor); |
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206 AssumptionResult<ResolvedJavaType> newResult = new AssumptionResult<>(leafConcreteSubtype.getResult(), new ConcreteSubtype(this, implementor)); |
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207 // Accumulate leaf assumptions and return the combined result. |
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208 newResult.add(leafConcreteSubtype); |
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209 return newResult; |
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210 } |
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211 return null; |
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212 } |
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213 return concreteSubtype(implementor); |
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214 } else { |
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215 HotSpotResolvedObjectTypeImpl type = this; |
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216 while (type.isAbstract()) { |
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217 HotSpotResolvedObjectTypeImpl subklass = type.getSubklass(); |
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218 if (subklass == null || UNSAFE.getAddress(subklass.getMetaspaceKlass() + config.nextSiblingOffset) != 0) { |
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219 return null; |
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220 } |
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221 type = subklass; |
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222 } |
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223 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) { |
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224 return null; |
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225 } |
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226 if (this.isAbstract()) { |
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227 return concreteSubtype(type); |
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228 } else { |
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229 assert this.equals(type); |
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230 return new AssumptionResult<>(type, new LeafType(type)); |
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231 } |
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232 } |
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233 } |
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234 |
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235 private AssumptionResult<ResolvedJavaType> concreteSubtype(HotSpotResolvedObjectTypeImpl type) { |
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236 if (type.isLeaf()) { |
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237 return new AssumptionResult<>(type, new ConcreteSubtype(this, type)); |
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238 } else { |
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239 return new AssumptionResult<>(type, new LeafType(type), new ConcreteSubtype(this, type)); |
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240 } |
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241 } |
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242 |
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243 /** |
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244 * Returns if type {@code type} is a leaf class. This is the case if the |
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245 * {@code Klass::_subklass} field of the underlying class is zero. |
14980 | 246 * |
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247 * @return true if the type is a leaf class |
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248 */ |
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249 private boolean isLeafClass() { |
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250 return getSubklass() == null; |
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251 } |
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252 |
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253 /** |
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254 * Returns the {@code Klass::_subklass} field of the underlying metaspace klass for the given |
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255 * type {@code type}. |
14980 | 256 * |
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257 * @return value of the subklass field as metaspace klass pointer |
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258 */ |
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259 private HotSpotResolvedObjectTypeImpl getSubklass() { |
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260 return compilerToVM().getResolvedJavaType(this, config().subklassOffset, false); |
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261 } |
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262 |
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263 @Override |
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264 public HotSpotResolvedObjectTypeImpl getSuperclass() { |
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Fix most raw type references.
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265 Class<?> javaSuperclass = mirror().getSuperclass(); |
22505
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266 return javaSuperclass == null ? null : fromObjectClass(javaSuperclass); |
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267 } |
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268 |
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269 @Override |
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270 public HotSpotResolvedObjectTypeImpl[] getInterfaces() { |
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271 if (interfaces == null) { |
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272 Class<?>[] javaInterfaces = mirror().getInterfaces(); |
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273 HotSpotResolvedObjectTypeImpl[] result = new HotSpotResolvedObjectTypeImpl[javaInterfaces.length]; |
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274 for (int i = 0; i < javaInterfaces.length; i++) { |
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275 result[i] = fromObjectClass(javaInterfaces[i]); |
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276 } |
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277 interfaces = result; |
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278 } |
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279 return interfaces; |
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280 } |
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281 |
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282 @Override |
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283 public HotSpotResolvedObjectTypeImpl getSingleImplementor() { |
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284 if (!isInterface()) { |
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use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
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285 throw new JVMCIError("Cannot call getSingleImplementor() on a non-interface type: %s", this); |
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286 } |
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287 return compilerToVM().getImplementor(this); |
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288 } |
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289 |
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290 public HotSpotResolvedObjectTypeImpl getSupertype() { |
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291 if (isArray()) { |
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292 ResolvedJavaType componentType = getComponentType(); |
14091
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293 if (mirror() == Object[].class || componentType.isPrimitive()) { |
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294 return fromObjectClass(Object.class); |
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295 } |
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296 return (HotSpotResolvedObjectTypeImpl) ((HotSpotResolvedObjectTypeImpl) componentType).getSupertype().getArrayClass(); |
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297 } |
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298 if (isInterface()) { |
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299 return fromObjectClass(Object.class); |
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300 } |
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301 return getSuperclass(); |
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302 } |
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303 |
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304 @Override |
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|
305 public HotSpotResolvedObjectType findLeastCommonAncestor(ResolvedJavaType otherType) { |
7059
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|
306 if (otherType.isPrimitive()) { |
4635
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fixed checkcast when inlining more than one method
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307 return null; |
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|
308 } else { |
18223
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converted HotSpotResolvedObjectType to an interface
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|
309 HotSpotResolvedObjectTypeImpl t1 = this; |
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310 HotSpotResolvedObjectTypeImpl t2 = (HotSpotResolvedObjectTypeImpl) otherType; |
7037
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|
311 while (true) { |
7530
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applied mx eclipseformat to all Java files
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|
312 if (t1.isAssignableFrom(t2)) { |
5e3d1a68664e
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313 return t1; |
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|
314 } |
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|
315 if (t2.isAssignableFrom(t1)) { |
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316 return t2; |
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|
317 } |
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|
318 t1 = t1.getSupertype(); |
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|
319 t2 = t2.getSupertype(); |
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|
320 } |
4635
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|
321 } |
f35c183f33ce
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|
322 } |
f35c183f33ce
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|
323 |
f35c183f33ce
fixed checkcast when inlining more than one method
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diff
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|
324 @Override |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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diff
changeset
|
325 public AssumptionResult<Boolean> hasFinalizableSubclass() { |
9126
bc26f978b0ce
HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
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9100
diff
changeset
|
326 assert !isArray(); |
22582
232c53e17ea0
added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
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|
327 if (!compilerToVM().hasFinalizableSubclass(this)) { |
19801
deab43a789ad
Split LeafType off from ConcreteSubtype
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|
328 return new AssumptionResult<>(false, new NoFinalizableSubclass(this)); |
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Connect required Assumptions with answer to CHA query
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|
329 } |
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Connect required Assumptions with answer to CHA query
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|
330 return new AssumptionResult<>(true); |
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|
331 } |
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|
332 |
e233f5660da4
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|
333 @Override |
e233f5660da4
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diff
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|
334 public boolean hasFinalizer() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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22569
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changeset
|
335 HotSpotVMConfig config = config(); |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
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|
336 return (getAccessFlags() & config.klassHasFinalizerFlag) != 0; |
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|
337 } |
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|
338 |
e233f5660da4
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|
339 @Override |
7059
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removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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|
340 public boolean isPrimitive() { |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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341 return false; |
e4d9f153934f
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342 } |
e4d9f153934f
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|
343 |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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|
344 @Override |
7060
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|
345 public boolean isArray() { |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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346 return mirror().isArray(); |
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347 } |
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348 |
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349 @Override |
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parents:
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|
350 public boolean isInitialized() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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351 return isArray() ? true : getInitState() == config().instanceKlassStateFullyInitialized; |
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352 } |
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353 |
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354 @Override |
11520
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Add isLinked method to ResolvedJavaType
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|
355 public boolean isLinked() { |
22581
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356 return isArray() ? true : getInitState() >= config().instanceKlassStateLinked; |
13259
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every HotSpotResolvedJavaMethod needs its own constant pool
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357 } |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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358 |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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|
359 /** |
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every HotSpotResolvedJavaMethod needs its own constant pool
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360 * Returns the value of the state field {@code InstanceKlass::_init_state} of the metaspace |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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361 * klass. |
14980 | 362 * |
13259
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363 * @return state field value of this type |
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|
364 */ |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
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parents:
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changeset
|
365 private int getInitState() { |
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
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|
366 assert !isArray() : "_init_state only exists in InstanceKlass"; |
22581
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367 return UNSAFE.getByte(getMetaspaceKlass() + config().instanceKlassInitStateOffset) & 0xFF; |
11520
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parents:
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|
368 } |
7cca436d600b
Add isLinked method to ResolvedJavaType
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|
369 |
7cca436d600b
Add isLinked method to ResolvedJavaType
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|
370 @Override |
6549
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Add functionality to initialize a type
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|
371 public void initialize() { |
13214
3f34b8f91cc5
moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
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|
372 if (!isInitialized()) { |
22542
15579668ec3a
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parents:
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|
373 UNSAFE.ensureClassInitialized(mirror()); |
13214
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374 assert isInitialized(); |
6549
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|
375 } |
15e04f248d6b
Add functionality to initialize a type
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|
376 } |
15e04f248d6b
Add functionality to initialize a type
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|
377 |
15e04f248d6b
Add functionality to initialize a type
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|
378 @Override |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
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changeset
|
379 public boolean isInstance(JavaConstant obj) { |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
380 if (obj.getJavaKind() == JavaKind.Object && !obj.isNull()) { |
18290
e7d219e9d01f
removed HotSpotObjectConstantImpl.asObject()
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parents:
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changeset
|
381 return mirror().isInstance(((HotSpotObjectConstantImpl) obj).object()); |
7015
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
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|
382 } |
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
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383 return false; |
3733
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|
384 } |
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|
385 |
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|
386 @Override |
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|
387 public boolean isInstanceClass() { |
7060
06d5f450f32b
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|
388 return !isArray() && !isInterface(); |
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389 } |
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390 |
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|
391 @Override |
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|
392 public boolean isInterface() { |
14091
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|
393 return mirror().isInterface(); |
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394 } |
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|
395 |
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parents:
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|
396 @Override |
7097
6644cecbd3a7
Replace ResolvedJavaType.isAssignableTo with isAssignableFrom to be consistent with java.lang.Class
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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changeset
|
397 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>
parents:
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changeset
|
398 assert other != null; |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
399 if (other instanceof HotSpotResolvedObjectTypeImpl) { |
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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parents:
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changeset
|
400 HotSpotResolvedObjectTypeImpl otherType = (HotSpotResolvedObjectTypeImpl) other; |
14091
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changeset
|
401 return mirror().isAssignableFrom(otherType.mirror()); |
3733
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|
402 } |
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|
403 return false; |
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|
404 } |
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Added Java files from Maxine project.
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parents:
diff
changeset
|
405 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
406 @Override |
16491
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
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changeset
|
407 public boolean isJavaLangObject() { |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
408 return javaClass.equals(Object.class); |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
409 } |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
410 |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
411 @Override |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
412 public JavaKind getJavaKind() { |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
413 return JavaKind.Object; |
3733
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Added Java files from Maxine project.
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parents:
diff
changeset
|
414 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
415 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
416 @Override |
23347
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
417 public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) { |
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
418 assert !callerType.isArray(); |
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
419 if (isInterface()) { |
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
420 // Methods can only be resolved against concrete types |
16384
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16184
diff
changeset
|
421 return null; |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16184
diff
changeset
|
422 } |
18823
5a21cac1968f
Add utilities ModifiersProvider#isConcrete, ResolvedJavaMethod#hasReceiver, ResolvedJavaMethod#hasBytecodes to Graal API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
18789
diff
changeset
|
423 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>
parents:
14158
diff
changeset
|
424 return method; |
bd7cf02d1756
added fast path for HotSpotResolvedObjectType.resolveMethod() when the receiver is the declarer of the method
Doug Simon <doug.simon@oracle.com>
parents:
14158
diff
changeset
|
425 } |
15722
c583759bbcfd
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:
15311
diff
changeset
|
426 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.
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15311
diff
changeset
|
427 return null; |
c583759bbcfd
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:
15311
diff
changeset
|
428 } |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18194
diff
changeset
|
429 HotSpotResolvedJavaMethodImpl hotSpotMethod = (HotSpotResolvedJavaMethodImpl) method; |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
430 HotSpotResolvedObjectTypeImpl hotSpotCallerType = (HotSpotResolvedObjectTypeImpl) callerType; |
22582
232c53e17ea0
added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
Doug Simon <doug.simon@oracle.com>
parents:
22581
diff
changeset
|
431 return compilerToVM().resolveMethod(this, hotSpotMethod, hotSpotCallerType); |
3733
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Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
432 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
433 |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22432
diff
changeset
|
434 public HotSpotConstantPool getConstantPool() { |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
435 if (constantPool == null) { |
22582
232c53e17ea0
added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
Doug Simon <doug.simon@oracle.com>
parents:
22581
diff
changeset
|
436 constantPool = compilerToVM().getConstantPool(this, config().instanceKlassConstantsOffset); |
3733
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
437 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
438 return constantPool; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
439 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
440 |
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
|
441 /** |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7359
diff
changeset
|
442 * 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
|
443 * allocated, then the returned value is negative (its absolute value gives the size). Must not |
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7359
diff
changeset
|
444 * 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
|
445 */ |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
446 public int instanceSize() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents:
7059
diff
changeset
|
447 assert !isArray(); |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
448 assert !isInterface(); |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
449 |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
450 HotSpotVMConfig config = config(); |
22254
efeabef8df70
Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22165
diff
changeset
|
451 final int layoutHelper = layoutHelper(); |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
452 assert layoutHelper > config.klassLayoutHelperNeutralValue : "must be instance"; |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
453 |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
454 // See: Klass::layout_helper_size_in_bytes |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
455 int size = layoutHelper & ~config.klassLayoutHelperInstanceSlowPathBit; |
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
456 |
0ffe9e4bb364
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457 // See: Klass::layout_helper_needs_slow_path |
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458 boolean needsSlowPath = (layoutHelper & config.klassLayoutHelperInstanceSlowPathBit) != 0; |
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459 |
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460 return needsSlowPath ? -size : size; |
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461 } |
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462 |
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463 public int layoutHelper() { |
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464 HotSpotVMConfig config = config(); |
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465 return UNSAFE.getInt(getMetaspaceKlass() + config.klassLayoutHelperOffset); |
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466 } |
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467 |
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468 synchronized HotSpotResolvedJavaMethod createMethod(long metaspaceMethod) { |
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469 HotSpotResolvedJavaMethodImpl method = null; |
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470 if (methodCache == null) { |
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471 methodCache = new HashMap<>(8); |
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472 } else { |
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473 method = methodCache.get(metaspaceMethod); |
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474 } |
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475 if (method == null) { |
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476 method = new HotSpotResolvedJavaMethodImpl(this, metaspaceMethod); |
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477 methodCache.put(metaspaceMethod, method); |
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478 context.add(method); |
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479 } |
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480 return method; |
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481 } |
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482 |
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483 public int getVtableLength() { |
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484 HotSpotVMConfig config = config(); |
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485 if (isInterface() || isArray()) { |
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486 /* Everything has the core vtable of java.lang.Object */ |
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487 return config.baseVtableLength; |
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488 } |
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489 int result = UNSAFE.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) / (config.vtableEntrySize / config.heapWordSize); |
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490 assert result >= config.baseVtableLength : UNSAFE.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) + " " + config.vtableEntrySize; |
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491 return result; |
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492 } |
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493 |
14012 | 494 public synchronized HotSpotResolvedJavaField createField(String fieldName, JavaType type, long offset, int rawFlags) { |
495 HotSpotResolvedJavaField result = null; | |
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496 |
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497 final int flags = rawFlags & ModifiersProvider.jvmFieldModifiers(); |
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498 |
14012 | 499 final long id = offset + ((long) flags << 32); |
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500 |
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501 // Must cache the fields, because the local load elimination only works if the |
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502 // objects from two field lookups are identical. |
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503 if (fieldCache == null) { |
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504 fieldCache = new HashMap<>(8); |
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505 } else { |
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506 result = fieldCache.get(id); |
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507 } |
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508 |
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509 if (result == null) { |
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510 result = new HotSpotResolvedJavaFieldImpl(this, fieldName, type, offset, rawFlags); |
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511 fieldCache.put(id, result); |
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512 } else { |
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513 assert result.getName().equals(fieldName); |
14012 | 514 // assert result.getType().equals(type); |
515 assert result.offset() == offset; | |
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516 assert result.getModifiers() == flags; |
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517 } |
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518 |
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519 return result; |
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520 } |
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521 |
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522 @Override |
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523 public AssumptionResult<ResolvedJavaMethod> findUniqueConcreteMethod(ResolvedJavaMethod method) { |
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524 HotSpotResolvedJavaMethod hmethod = (HotSpotResolvedJavaMethod) method; |
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525 HotSpotResolvedObjectType declaredHolder = hmethod.getDeclaringClass(); |
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526 /* |
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527 * Sometimes the receiver type in the graph hasn't stabilized to a subtype of declared |
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528 * holder, usually because of phis, so make sure that the type is related to the declared |
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529 * type before using it for lookup. Unlinked types should also be ignored because we can't |
5d7b90ab9787
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530 * resolve the proper method to invoke. Generally unlinked types in invokes should result in |
5d7b90ab9787
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531 * a deopt instead since they can't really be used if they aren't linked yet. |
16184
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532 */ |
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533 if (!declaredHolder.isAssignableFrom(this) || this.isArray() || this.equals(declaredHolder) || !isLinked() || isInterface()) { |
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534 ResolvedJavaMethod result = hmethod.uniqueConcreteMethod(declaredHolder); |
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535 if (result != null) { |
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536 return new AssumptionResult<>(result, new ConcreteMethod(method, declaredHolder, result)); |
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537 } |
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538 return null; |
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539 } |
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|
540 /* |
18789 | 541 * The holder may be a subtype of the declaredHolder so make sure to resolve the method to |
16184
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542 * the correct method for the subtype. |
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|
543 */ |
22165
af6cc957bf04
Remove dummy parameter `includeAbstract` from `ResolvedJavaType#resolveMethod()`;
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diff
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|
544 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) resolveMethod(hmethod, this); |
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545 if (resolvedMethod == null) { |
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|
546 // The type isn't known to implement the method. |
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547 return null; |
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|
548 } |
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|
549 |
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|
550 ResolvedJavaMethod result = resolvedMethod.uniqueConcreteMethod(this); |
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|
551 if (result != null) { |
19801
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Split LeafType off from ConcreteSubtype
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552 return new AssumptionResult<>(result, new ConcreteMethod(method, this, result)); |
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553 } |
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|
554 return null; |
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|
555 } |
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|
556 |
14012 | 557 /** |
558 * This class represents the field information for one field contained in the fields array of an | |
559 * {@code InstanceKlass}. The implementation is similar to the native {@code FieldInfo} class. | |
560 */ | |
561 private class FieldInfo { | |
562 /** | |
563 * Native pointer into the array of Java shorts. | |
564 */ | |
565 private final long metaspaceData; | |
566 | |
567 /** | |
568 * Creates a field info for the field in the fields array at index {@code index}. | |
14980 | 569 * |
14012 | 570 * @param index index to the fields array |
571 */ | |
23297
4b58c92e939b
remove redundant modifiers
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parents:
23290
diff
changeset
|
572 FieldInfo(int index) { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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parents:
22569
diff
changeset
|
573 HotSpotVMConfig config = config(); |
14012 | 574 // Get Klass::_fields |
22542
15579668ec3a
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parents:
22541
diff
changeset
|
575 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
14012 | 576 assert config.fieldInfoFieldSlots == 6 : "revisit the field parsing code"; |
14980 | 577 metaspaceData = metaspaceFields + config.arrayU2DataOffset + config.fieldInfoFieldSlots * Short.BYTES * index; |
14012 | 578 } |
579 | |
580 private int getAccessFlags() { | |
22581
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|
581 return readFieldSlot(config().fieldInfoAccessFlagsOffset); |
14012 | 582 } |
583 | |
584 private int getNameIndex() { | |
22581
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|
585 return readFieldSlot(config().fieldInfoNameIndexOffset); |
14012 | 586 } |
587 | |
588 private int getSignatureIndex() { | |
22581
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589 return readFieldSlot(config().fieldInfoSignatureIndexOffset); |
14012 | 590 } |
591 | |
592 public int getOffset() { | |
22581
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consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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|
593 HotSpotVMConfig config = config(); |
14012 | 594 final int lowPacked = readFieldSlot(config.fieldInfoLowPackedOffset); |
595 final int highPacked = readFieldSlot(config.fieldInfoHighPackedOffset); | |
596 final int offset = ((highPacked << Short.SIZE) | lowPacked) >> config.fieldInfoTagSize; | |
597 return offset; | |
598 } | |
599 | |
600 /** | |
601 * Helper method to read an entry (slot) from the field array. Currently field info is laid | |
602 * on top an array of Java shorts. | |
603 */ | |
604 private int readFieldSlot(int index) { | |
22542
15579668ec3a
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diff
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|
605 return UNSAFE.getChar(metaspaceData + Short.BYTES * index); |
14012 | 606 } |
607 | |
608 /** | |
609 * Returns the name of this field as a {@link String}. If the field is an internal field the | |
610 * name index is pointing into the vmSymbols table. | |
611 */ | |
612 public String getName() { | |
613 final int nameIndex = getNameIndex(); | |
23336
90da61843aa4
Backout removal of HotSpotVMSymbols class.
Roland Schatz <roland.schatz@oracle.com>
parents:
23322
diff
changeset
|
614 return isInternal() ? HotSpotVmSymbols.symbolAt(nameIndex) : getConstantPool().lookupUtf8(nameIndex); |
14012 | 615 } |
616 | |
617 /** | |
618 * Returns the signature of this field as {@link String}. If the field is an internal field | |
619 * the signature index is pointing into the vmSymbols table. | |
620 */ | |
621 public String getSignature() { | |
622 final int signatureIndex = getSignatureIndex(); | |
23336
90da61843aa4
Backout removal of HotSpotVMSymbols class.
Roland Schatz <roland.schatz@oracle.com>
parents:
23322
diff
changeset
|
623 return isInternal() ? HotSpotVmSymbols.symbolAt(signatureIndex) : getConstantPool().lookupUtf8(signatureIndex); |
14012 | 624 } |
625 | |
626 public JavaType getType() { | |
627 String signature = getSignature(); | |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
628 return runtime().lookupType(signature, HotSpotResolvedObjectTypeImpl.this, false); |
14012 | 629 } |
630 | |
631 private boolean isInternal() { | |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
632 return (getAccessFlags() & config().jvmAccFieldInternal) != 0; |
14012 | 633 } |
634 | |
635 public boolean isStatic() { | |
636 return Modifier.isStatic(getAccessFlags()); | |
637 } | |
638 | |
639 public boolean hasGenericSignature() { | |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
640 return (getAccessFlags() & config().jvmAccFieldHasGenericSignature) != 0; |
14012 | 641 } |
642 } | |
643 | |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18194
diff
changeset
|
644 private static class OffsetComparator implements java.util.Comparator<HotSpotResolvedJavaField> { |
7136
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
7128
diff
changeset
|
645 @Override |
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
7128
diff
changeset
|
646 public int compare(HotSpotResolvedJavaField o1, HotSpotResolvedJavaField o2) { |
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
7128
diff
changeset
|
647 return o1.offset() - o2.offset(); |
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
7128
diff
changeset
|
648 } |
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
7128
diff
changeset
|
649 } |
4f62a7fa7f9f
sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents:
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diff
changeset
|
650 |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
651 @Override |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
652 public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
653 if (instanceFields == null) { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents:
7059
diff
changeset
|
654 if (isArray() || isInterface()) { |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
655 instanceFields = new HotSpotResolvedJavaField[0]; |
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
|
656 } else { |
14012 | 657 final int fieldCount = getFieldCount(); |
658 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); | |
659 | |
660 for (int i = 0; i < fieldCount; i++) { | |
661 FieldInfo field = new FieldInfo(i); | |
662 | |
663 // We are only interested in instance fields. | |
664 if (!field.isStatic()) { | |
665 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags()); | |
666 fieldsArray.add(resolvedJavaField); | |
667 } | |
668 } | |
669 | |
14980 | 670 fieldsArray.sort(new OffsetComparator()); |
14012 | 671 |
672 HotSpotResolvedJavaField[] myFields = fieldsArray.toArray(new HotSpotResolvedJavaField[0]); | |
673 | |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents:
14069
diff
changeset
|
674 if (mirror() != Object.class) { |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
675 HotSpotResolvedJavaField[] superFields = (HotSpotResolvedJavaField[]) getSuperclass().getInstanceFields(true); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
676 HotSpotResolvedJavaField[] fields = Arrays.copyOf(superFields, superFields.length + myFields.length); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
677 System.arraycopy(myFields, 0, fields, superFields.length, myFields.length); |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
678 instanceFields = fields; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
679 } else { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
680 assert myFields.length == 0 : "java.lang.Object has fields!"; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
681 instanceFields = myFields; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
682 } |
14012 | 683 |
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
|
684 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
685 } |
6950
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
686 if (!includeSuperclasses) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
687 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
|
688 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
|
689 myFieldsStart++; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
690 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
691 if (myFieldsStart == 0) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
692 return instanceFields; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
693 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
694 if (myFieldsStart == instanceFields.length) { |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
695 return new HotSpotResolvedJavaField[0]; |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
696 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
697 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
|
698 } |
41938af2b3d8
modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents:
6699
diff
changeset
|
699 return instanceFields; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
700 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
701 |
15839
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
702 @Override |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
703 public ResolvedJavaField[] getStaticFields() { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
704 if (isArray()) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
705 return new HotSpotResolvedJavaField[0]; |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
706 } else { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
707 final int fieldCount = getFieldCount(); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
708 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
709 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
710 for (int i = 0; i < fieldCount; i++) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
711 FieldInfo field = new FieldInfo(i); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
712 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
713 // We are only interested in static fields. |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
714 if (field.isStatic()) { |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
715 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
|
716 fieldsArray.add(resolvedJavaField); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
717 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
718 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
719 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
720 fieldsArray.sort(new OffsetComparator()); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
721 return fieldsArray.toArray(new HotSpotResolvedJavaField[fieldsArray.size()]); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
722 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
723 } |
2838203d4231
Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents:
15730
diff
changeset
|
724 |
14012 | 725 /** |
726 * Returns the actual field count of this class's internal {@code InstanceKlass::_fields} array | |
727 * by walking the array and discounting the generic signature slots at the end of the array. | |
14980 | 728 * |
14012 | 729 * <p> |
730 * See {@code FieldStreamBase::init_generic_signature_start_slot} | |
731 */ | |
732 private int getFieldCount() { | |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
733 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
734 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
735 int metaspaceFieldsLength = UNSAFE.getInt(metaspaceFields + config.arrayU1LengthOffset); |
14012 | 736 int fieldCount = 0; |
737 | |
738 for (int i = 0, index = 0; i < metaspaceFieldsLength; i += config.fieldInfoFieldSlots, index++) { | |
739 FieldInfo field = new FieldInfo(index); | |
740 if (field.hasGenericSignature()) { | |
741 metaspaceFieldsLength--; | |
742 } | |
743 fieldCount++; | |
744 } | |
745 return fieldCount; | |
746 } | |
747 | |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
748 @Override |
7053
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
749 public Class<?> mirror() { |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents:
13260
diff
changeset
|
750 return javaClass; |
7053
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
751 } |
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
752 |
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
753 @Override |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
754 public String getSourceFileName() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
755 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
756 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
|
757 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
|
758 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
|
759 } |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22432
diff
changeset
|
760 return getConstantPool().lookupUtf8(sourceFileNameIndex); |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
761 } |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
762 |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
763 @Override |
22432
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
764 public Annotation[] getAnnotations() { |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
765 return mirror().getAnnotations(); |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
766 } |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
767 |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
768 @Override |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
769 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
|
770 return mirror().getAnnotation(annotationClass); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
771 } |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
772 |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
773 /** |
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
|
774 * 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
|
775 * 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
|
776 * {@code accessingClass}. That can only be determined by |
21552
9579a3c62a9e
use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21411
diff
changeset
|
777 * {@linkplain HotSpotJVMCIRuntime#lookupType(String, HotSpotResolvedObjectType, boolean) |
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
|
778 * re-resolving} the type. |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
779 */ |
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
|
780 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
|
781 assert accessingClass != null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
782 ResolvedJavaType elementType = getElementalType(); |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
783 if (elementType.isPrimitive()) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
784 // 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
|
785 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
786 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
787 if (elementType.getName().startsWith("Ljava/")) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
788 // 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
|
789 // 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
|
790 assert mirror().getClassLoader() == null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
791 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
792 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
793 ClassLoader thisCl = mirror().getClassLoader(); |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
794 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
|
795 return thisCl == accessingClassCl; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
796 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
797 |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
798 @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
|
799 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
|
800 if (isDefinitelyResolvedWithRespectTo(requireNonNull(accessingClass))) { |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
801 return this; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
802 } |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
803 HotSpotResolvedObjectTypeImpl accessingType = (HotSpotResolvedObjectTypeImpl) accessingClass; |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
804 return (ResolvedJavaType) runtime().lookupType(getName(), accessingType, true); |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
805 } |
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
|
806 |
7037
dd81042f4eb1
added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
7030
diff
changeset
|
807 /** |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
808 * 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
|
809 */ |
22556
6821ef65ef4c
HotSpotMetaspaceConstantImpl is not a PrimitiveConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
22551
diff
changeset
|
810 public Constant klass() { |
22590
3f6488b29c1a
Remove rawValue from HotSpotMetaspaceConstantImpl, patch raw pointer at code installation time.
Roland Schatz <roland.schatz@oracle.com>
parents:
22582
diff
changeset
|
811 return HotSpotMetaspaceConstantImpl.forMetaspaceObject(this, false); |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
812 } |
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
813 |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
814 public boolean isPrimaryType() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
815 return config().secondarySuperCacheOffset != superCheckOffset(); |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
816 } |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
817 |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
818 public int superCheckOffset() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
819 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
820 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
|
821 } |
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
|
822 |
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
|
823 public long prototypeMarkWord() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
diff
changeset
|
824 HotSpotVMConfig config = config(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
825 if (isArray()) { |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
826 return config.arrayPrototypeMarkWord(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
827 } else { |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
828 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
|
829 } |
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
|
830 } |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
831 |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
832 @Override |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
833 public ResolvedJavaField findInstanceFieldWithOffset(long offset, JavaKind expectedEntryKind) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
834 ResolvedJavaField[] declaredFields = getInstanceFields(true); |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
835 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
|
836 HotSpotResolvedJavaField resolvedField = (HotSpotResolvedJavaField) field; |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
837 long resolvedFieldOffset = resolvedField.offset(); |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
838 // @formatter:off |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
839 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
|
840 expectedEntryKind.isPrimitive() && |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
841 !expectedEntryKind.equals(JavaKind.Void) && |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
842 resolvedField.getJavaKind().isPrimitive()) { |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
843 resolvedFieldOffset += |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
844 resolvedField.getJavaKind().getByteCount() - |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
845 Math.min(resolvedField.getJavaKind().getByteCount(), 4 + expectedEntryKind.getByteCount()); |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
846 } |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
847 if (resolvedFieldOffset == offset) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
848 return field; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
849 } |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
850 // @formatter:on |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
851 } |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
852 return null; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
853 } |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
854 |
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
855 @Override |
7828
49921d2ee9ce
class file path retrieval returns URL
Michael Haupt <michael.haupt@oracle.com>
parents:
7820
diff
changeset
|
856 public URL getClassFilePath() { |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
857 Class<?> cls = mirror(); |
7831
fb0ef768d877
simplified class file path retrieval, added test
Michael Haupt <michael.haupt@oracle.com>
parents:
7829
diff
changeset
|
858 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
|
859 } |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
860 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
861 @Override |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
862 public boolean isLocal() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
863 return mirror().isLocalClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
864 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
865 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
866 @Override |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
867 public boolean isMember() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
868 return mirror().isMemberClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
869 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
870 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
871 @Override |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
872 public HotSpotResolvedObjectTypeImpl getEnclosingType() { |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
873 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
|
874 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
|
875 } |
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
|
876 |
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
|
877 @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
|
878 public ResolvedJavaMethod[] getDeclaredConstructors() { |
15040
288c23143d47
Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents:
15018
diff
changeset
|
879 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
|
880 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
|
881 for (int i = 0; i < constructors.length; i++) { |
21552
9579a3c62a9e
use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21411
diff
changeset
|
882 result[i] = runtime().getHostJVMCIBackend().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
|
883 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
|
884 } |
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
|
885 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
|
886 } |
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
|
887 |
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
|
888 @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
|
889 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
|
890 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
|
891 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
|
892 for (int i = 0; i < methods.length; i++) { |
21552
9579a3c62a9e
use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents:
21411
diff
changeset
|
893 result[i] = runtime().getHostJVMCIBackend().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
|
894 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
|
895 } |
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
|
896 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
|
897 } |
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
|
898 |
11952
c0807f5fdca5
added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents:
11823
diff
changeset
|
899 public ResolvedJavaMethod getClassInitializer() { |
22582
232c53e17ea0
added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
Doug Simon <doug.simon@oracle.com>
parents:
22581
diff
changeset
|
900 return compilerToVM().getClassInitializer(this); |
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
|
901 } |
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
|
902 |
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
|
903 @Override |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
904 public String toString() { |
15730
920b7bb058a6
Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15726
diff
changeset
|
905 return "HotSpotType<" + getName() + ", resolved>"; |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
906 } |
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
|
907 |
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
|
908 @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
|
909 public boolean isTrustedInterfaceType() { |
19743
d526b6bffc7c
removed HotSpotResolvedObjectTypeImpl.trustedInterfaceType
Doug Simon <doug.simon@oracle.com>
parents:
18950
diff
changeset
|
910 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
|
911 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
912 } |