Mercurial > hg > graal-jvmci-8
annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedObjectTypeImpl.java @ 23789:0cb263db490f
use MethodParameters attribute instead of depending on -g option for sanity checks (JDK-8168915)
author | Doug Simon <doug.simon@oracle.com> |
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date | Fri, 04 Nov 2016 14:22:47 +0100 |
parents | d6bd0b9cd0b6 |
children | 33421fb951da |
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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.HotSpotModifiers.jvmClassModifiers; |
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29 import static jdk.vm.ci.hotspot.HotSpotVMConfig.config; |
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30 import static jdk.vm.ci.hotspot.UnsafeAccess.UNSAFE; |
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31 |
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32 import java.lang.annotation.Annotation; |
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33 import java.lang.reflect.Array; |
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34 import java.lang.reflect.Constructor; |
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35 import java.lang.reflect.Method; |
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36 import java.lang.reflect.Modifier; |
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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.ResolvedJavaField; |
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53 import jdk.vm.ci.meta.ResolvedJavaMethod; |
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54 import jdk.vm.ci.meta.ResolvedJavaType; |
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55 |
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56 /** |
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57 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes. |
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58 */ |
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59 final class HotSpotResolvedObjectTypeImpl extends HotSpotResolvedJavaType implements HotSpotResolvedObjectType, MetaspaceWrapperObject { |
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60 |
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61 /** |
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62 * The Java class this type represents. |
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63 */ |
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64 private final Class<?> javaClass; |
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66 private HashMap<Long, HotSpotResolvedJavaMethodImpl> methodCache; |
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67 private HotSpotResolvedJavaField[] instanceFields; |
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68 private HotSpotResolvedObjectTypeImpl[] interfaces; |
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69 private HotSpotConstantPool constantPool; |
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70 final HotSpotJVMCIMetaAccessContext context; |
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71 private HotSpotResolvedObjectType arrayOfType; |
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72 |
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73 /** |
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74 * Gets the JVMCI mirror for a {@link Class} object. |
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75 * |
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76 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass} |
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77 */ |
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78 static HotSpotResolvedObjectTypeImpl fromObjectClass(Class<?> javaClass) { |
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79 return (HotSpotResolvedObjectTypeImpl) runtime().fromClass(javaClass); |
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80 } |
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81 |
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82 /** |
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83 * Gets the JVMCI mirror from a HotSpot type. Since {@link Class} is already a proxy for the |
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84 * underlying Klass*, it is used instead of the raw Klass*. |
14980 | 85 * |
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86 * Called from the VM. |
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87 * |
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88 * @param javaClass a {@link Class} object |
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89 * @return the {@link ResolvedJavaType} corresponding to {@code javaClass} |
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90 */ |
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91 @SuppressWarnings("unused") |
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92 private static HotSpotResolvedObjectTypeImpl fromMetaspace(Class<?> javaClass) { |
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93 return fromObjectClass(javaClass); |
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94 } |
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95 |
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96 /** |
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97 * Creates the JVMCI mirror for a {@link Class} object. |
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99 * <p> |
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101 * {@link Class} type. Use {@link #fromObjectClass(Class)} or {@link #fromMetaspace(Class)} |
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102 * instead. |
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103 * </p> |
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105 * @param javaClass the Class to create the mirror for |
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106 * @param context |
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107 */ |
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108 HotSpotResolvedObjectTypeImpl(Class<?> javaClass, HotSpotJVMCIMetaAccessContext context) { |
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109 super(getSignatureName(javaClass)); |
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110 this.javaClass = javaClass; |
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111 this.context = context; |
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112 assert getName().charAt(0) != '[' || isArray() : getName(); |
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113 } |
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114 |
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115 /** |
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116 * Returns the name of this type as it would appear in a signature. |
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117 */ |
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118 private static String getSignatureName(Class<?> javaClass) { |
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119 if (javaClass.isArray()) { |
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120 return javaClass.getName().replace('.', '/'); |
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121 } |
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122 return "L" + javaClass.getName().replace('.', '/') + ";"; |
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123 } |
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124 |
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125 /** |
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126 * Gets the metaspace Klass for this type. |
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127 */ |
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128 long getMetaspaceKlass() { |
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129 if (HotSpotJVMCIRuntime.getHostWordKind() == JavaKind.Long) { |
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130 return UNSAFE.getLong(javaClass, (long) config().klassOffset); |
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131 } |
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132 return UNSAFE.getInt(javaClass, (long) config().klassOffset) & 0xFFFFFFFFL; |
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133 } |
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134 |
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135 @Override |
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136 public long getMetaspacePointer() { |
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137 return getMetaspaceKlass(); |
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138 } |
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139 |
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140 /** |
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141 * The Klass* for this object is kept alive by the direct reference to {@link #javaClass} so no |
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142 * extra work is required. |
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143 */ |
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144 @Override |
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145 public boolean isRegistered() { |
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146 return true; |
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147 } |
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148 |
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149 @Override |
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150 public int getModifiers() { |
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151 if (isArray()) { |
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152 return (getElementalType().getModifiers() & (Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED)) | Modifier.FINAL | Modifier.ABSTRACT; |
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153 } else { |
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154 return getAccessFlags() & jvmClassModifiers(); |
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155 } |
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156 } |
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157 |
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158 public int getAccessFlags() { |
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159 HotSpotVMConfig config = config(); |
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160 return UNSAFE.getInt(getMetaspaceKlass() + config.klassAccessFlagsOffset); |
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161 } |
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162 |
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163 @Override |
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164 public HotSpotResolvedObjectType getArrayClass() { |
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165 if (arrayOfType == null) { |
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166 arrayOfType = fromObjectClass(Array.newInstance(mirror(), 0).getClass()); |
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167 } |
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168 return arrayOfType; |
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169 } |
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170 |
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171 @Override |
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172 public ResolvedJavaType getComponentType() { |
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173 Class<?> javaComponentType = mirror().getComponentType(); |
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174 return javaComponentType == null ? null : runtime().fromClass(javaComponentType); |
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175 } |
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176 |
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177 @Override |
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178 public AssumptionResult<ResolvedJavaType> findLeafConcreteSubtype() { |
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179 if (isLeaf()) { |
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180 // No assumptions are required. |
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181 return new AssumptionResult<>(this); |
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182 } |
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183 HotSpotVMConfig config = config(); |
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184 if (isArray()) { |
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185 ResolvedJavaType elementalType = getElementalType(); |
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186 AssumptionResult<ResolvedJavaType> elementType = elementalType.findLeafConcreteSubtype(); |
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187 if (elementType != null && elementType.getResult().equals(elementalType)) { |
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188 /* |
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189 * If the elementType is leaf then the array is leaf under the same assumptions but |
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190 * only if the element type is exactly the leaf type. The element type can be |
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191 * abstract even if there is only one implementor of the abstract type. |
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192 */ |
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193 AssumptionResult<ResolvedJavaType> result = new AssumptionResult<>(this); |
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194 result.add(elementType); |
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195 return result; |
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196 } |
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197 return null; |
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198 } else if (isInterface()) { |
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199 HotSpotResolvedObjectTypeImpl implementor = getSingleImplementor(); |
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200 /* |
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201 * If the implementor field contains itself that indicates that the interface has more |
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202 * than one implementors (see: InstanceKlass::add_implementor). |
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203 */ |
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204 if (implementor == null || implementor.equals(this)) { |
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205 return null; |
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206 } |
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207 |
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|
208 assert !implementor.isInterface(); |
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209 if (implementor.isAbstract() || !implementor.isLeafClass()) { |
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210 AssumptionResult<ResolvedJavaType> leafConcreteSubtype = implementor.findLeafConcreteSubtype(); |
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211 if (leafConcreteSubtype != null) { |
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212 assert !leafConcreteSubtype.getResult().equals(implementor); |
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213 AssumptionResult<ResolvedJavaType> newResult = new AssumptionResult<>(leafConcreteSubtype.getResult(), new ConcreteSubtype(this, implementor)); |
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214 // Accumulate leaf assumptions and return the combined result. |
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215 newResult.add(leafConcreteSubtype); |
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216 return newResult; |
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217 } |
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218 return null; |
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219 } |
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220 return concreteSubtype(implementor); |
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|
221 } else { |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
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|
222 HotSpotResolvedObjectTypeImpl type = this; |
15311
820c6d353358
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223 while (type.isAbstract()) { |
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224 HotSpotResolvedObjectTypeImpl subklass = type.getSubklass(); |
22542
15579668ec3a
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|
225 if (subklass == null || UNSAFE.getAddress(subklass.getMetaspaceKlass() + config.nextSiblingOffset) != 0) { |
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226 return null; |
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227 } |
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228 type = subklass; |
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229 } |
15311
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230 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) { |
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231 return null; |
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232 } |
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233 if (this.isAbstract()) { |
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234 return concreteSubtype(type); |
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235 } else { |
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236 assert this.equals(type); |
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237 return new AssumptionResult<>(type, new LeafType(type)); |
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238 } |
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239 } |
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240 } |
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241 |
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242 private AssumptionResult<ResolvedJavaType> concreteSubtype(HotSpotResolvedObjectTypeImpl type) { |
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243 if (type.isLeaf()) { |
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244 return new AssumptionResult<>(type, new ConcreteSubtype(this, type)); |
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245 } else { |
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246 return new AssumptionResult<>(type, new LeafType(type), new ConcreteSubtype(this, type)); |
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247 } |
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248 } |
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249 |
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250 /** |
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251 * Returns if type {@code type} is a leaf class. This is the case if the |
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252 * {@code Klass::_subklass} field of the underlying class is zero. |
14980 | 253 * |
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254 * @return true if the type is a leaf class |
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255 */ |
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256 private boolean isLeafClass() { |
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257 return getSubklass() == null; |
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258 } |
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259 |
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260 /** |
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261 * Returns the {@code Klass::_subklass} field of the underlying metaspace klass for the given |
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262 * type {@code type}. |
14980 | 263 * |
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264 * @return value of the subklass field as metaspace klass pointer |
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265 */ |
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266 private HotSpotResolvedObjectTypeImpl getSubklass() { |
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267 return compilerToVM().getResolvedJavaType(this, config().subklassOffset, false); |
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268 } |
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269 |
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270 @Override |
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271 public HotSpotResolvedObjectTypeImpl getSuperclass() { |
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272 Class<?> javaSuperclass = mirror().getSuperclass(); |
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273 return javaSuperclass == null ? null : fromObjectClass(javaSuperclass); |
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274 } |
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275 |
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276 @Override |
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277 public HotSpotResolvedObjectTypeImpl[] getInterfaces() { |
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278 if (interfaces == null) { |
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279 Class<?>[] javaInterfaces = mirror().getInterfaces(); |
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280 HotSpotResolvedObjectTypeImpl[] result = new HotSpotResolvedObjectTypeImpl[javaInterfaces.length]; |
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281 for (int i = 0; i < javaInterfaces.length; i++) { |
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282 result[i] = fromObjectClass(javaInterfaces[i]); |
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283 } |
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284 interfaces = result; |
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285 } |
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286 return interfaces; |
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287 } |
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288 |
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Add ResolvedJavaType.getImplementor().
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289 @Override |
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290 public HotSpotResolvedObjectTypeImpl getSingleImplementor() { |
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291 if (!isInterface()) { |
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Backed out changeset: a920338dd4d4
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292 throw new JVMCIError("Cannot call getSingleImplementor() on a non-interface type: %s", this); |
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293 } |
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added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
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294 return compilerToVM().getImplementor(this); |
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295 } |
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296 |
18223
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converted HotSpotResolvedObjectType to an interface
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297 public HotSpotResolvedObjectTypeImpl getSupertype() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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298 if (isArray()) { |
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|
299 ResolvedJavaType componentType = getComponentType(); |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
300 if (mirror() == Object[].class || componentType.isPrimitive()) { |
18167
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|
301 return fromObjectClass(Object.class); |
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|
302 } |
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303 return (HotSpotResolvedObjectTypeImpl) ((HotSpotResolvedObjectTypeImpl) componentType).getSupertype().getArrayClass(); |
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304 } |
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|
305 if (isInterface()) { |
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306 return fromObjectClass(Object.class); |
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|
307 } |
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|
308 return getSuperclass(); |
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|
309 } |
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|
310 |
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|
311 @Override |
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|
312 public HotSpotResolvedObjectType findLeastCommonAncestor(ResolvedJavaType otherType) { |
7059
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removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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diff
changeset
|
313 if (otherType.isPrimitive()) { |
4635
f35c183f33ce
fixed checkcast when inlining more than one method
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|
314 return null; |
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|
315 } else { |
18223
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converted HotSpotResolvedObjectType to an interface
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|
316 HotSpotResolvedObjectTypeImpl t1 = this; |
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|
317 HotSpotResolvedObjectTypeImpl t2 = (HotSpotResolvedObjectTypeImpl) otherType; |
7037
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|
318 while (true) { |
7530
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applied mx eclipseformat to all Java files
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|
319 if (t1.isAssignableFrom(t2)) { |
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|
320 return t1; |
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|
321 } |
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|
322 if (t2.isAssignableFrom(t1)) { |
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|
323 return t2; |
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|
324 } |
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changeset
|
325 t1 = t1.getSupertype(); |
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|
326 t2 = t2.getSupertype(); |
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|
327 } |
4635
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fixed checkcast when inlining more than one method
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|
328 } |
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fixed checkcast when inlining more than one method
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|
329 } |
f35c183f33ce
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|
330 |
f35c183f33ce
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|
331 @Override |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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changeset
|
332 public AssumptionResult<Boolean> hasFinalizableSubclass() { |
9126
bc26f978b0ce
HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
Bernhard Urban <bernhard.urban@jku.at>
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9100
diff
changeset
|
333 assert !isArray(); |
22582
232c53e17ea0
added CompilerToVM.compilerToVM() for static access to the CompilerToVM instance
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changeset
|
334 if (!compilerToVM().hasFinalizableSubclass(this)) { |
19801
deab43a789ad
Split LeafType off from ConcreteSubtype
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changeset
|
335 return new AssumptionResult<>(false, new NoFinalizableSubclass(this)); |
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Connect required Assumptions with answer to CHA query
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|
336 } |
3362ba500371
Connect required Assumptions with answer to CHA query
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|
337 return new AssumptionResult<>(true); |
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Added Java files from Maxine project.
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|
338 } |
e233f5660da4
Added Java files from Maxine project.
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|
339 |
e233f5660da4
Added Java files from Maxine project.
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changeset
|
340 @Override |
e233f5660da4
Added Java files from Maxine project.
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diff
changeset
|
341 public boolean hasFinalizer() { |
23738
1140503536ae
Backport style fixes and comments from jdk9.
Roland Schatz <roland.schatz@oracle.com>
parents:
23734
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|
342 return (getAccessFlags() & config().klassHasFinalizerFlag) != 0; |
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parents:
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|
343 } |
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|
344 |
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|
345 @Override |
7059
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removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
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changeset
|
346 public boolean isPrimitive() { |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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|
347 return false; |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
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|
348 } |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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349 |
e4d9f153934f
removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
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parents:
7057
diff
changeset
|
350 @Override |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
351 public boolean isArray() { |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
352 return mirror().isArray(); |
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353 } |
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354 |
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parents:
diff
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|
355 @Override |
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
356 public boolean isInitialized() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents:
22569
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|
357 return isArray() ? true : getInitState() == config().instanceKlassStateFullyInitialized; |
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|
358 } |
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|
359 |
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|
360 @Override |
11520
7cca436d600b
Add isLinked method to ResolvedJavaType
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changeset
|
361 public boolean isLinked() { |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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|
362 return isArray() ? true : getInitState() >= config().instanceKlassStateLinked; |
13259
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
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|
363 } |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
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|
364 |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
13258
diff
changeset
|
365 /** |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
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|
366 * Returns the value of the state field {@code InstanceKlass::_init_state} of the metaspace |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents:
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|
367 * klass. |
14980 | 368 * |
13259
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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369 * @return state field value of this type |
b16fb0b7479b
every HotSpotResolvedJavaMethod needs its own constant pool
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|
370 */ |
16386
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
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parents:
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changeset
|
371 private int getInitState() { |
9ce3b1efc4e7
InstanceKlass::_init_state only exists for InstanceKlasses
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parents:
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|
372 assert !isArray() : "_init_state only exists in InstanceKlass"; |
22581
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consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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|
373 return UNSAFE.getByte(getMetaspaceKlass() + config().instanceKlassInitStateOffset) & 0xFF; |
11520
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|
374 } |
7cca436d600b
Add isLinked method to ResolvedJavaType
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|
375 |
7cca436d600b
Add isLinked method to ResolvedJavaType
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|
376 @Override |
6549
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Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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changeset
|
377 public void initialize() { |
13214
3f34b8f91cc5
moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents:
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diff
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|
378 if (!isInitialized()) { |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
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changeset
|
379 UNSAFE.ensureClassInitialized(mirror()); |
13214
3f34b8f91cc5
moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents:
12559
diff
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|
380 assert isInitialized(); |
6549
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Add functionality to initialize a type
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parents:
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|
381 } |
15e04f248d6b
Add functionality to initialize a type
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parents:
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|
382 } |
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
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diff
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|
383 |
15e04f248d6b
Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6539
diff
changeset
|
384 @Override |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
385 public boolean isInstance(JavaConstant obj) { |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
386 if (obj.getJavaKind() == JavaKind.Object && !obj.isNull()) { |
18290
e7d219e9d01f
removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
387 return mirror().isInstance(((HotSpotObjectConstantImpl) obj).object()); |
7015
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
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diff
changeset
|
388 } |
62818f156081
added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
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parents:
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|
389 return false; |
3733
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|
390 } |
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|
391 |
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|
392 @Override |
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|
393 public boolean isInstanceClass() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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|
394 return !isArray() && !isInterface(); |
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395 } |
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|
396 |
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|
397 @Override |
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|
398 public boolean isInterface() { |
14091
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simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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|
399 return mirror().isInterface(); |
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|
400 } |
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|
401 |
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parents:
diff
changeset
|
402 @Override |
7097
6644cecbd3a7
Replace ResolvedJavaType.isAssignableTo with isAssignableFrom to be consistent with java.lang.Class
Christian Wimmer <christian.wimmer@oracle.com>
parents:
7096
diff
changeset
|
403 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:
9289
diff
changeset
|
404 assert other != null; |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
405 if (other instanceof HotSpotResolvedObjectTypeImpl) { |
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
406 HotSpotResolvedObjectTypeImpl otherType = (HotSpotResolvedObjectTypeImpl) other; |
14091
ed92bc6900d5
simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
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parents:
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changeset
|
407 return mirror().isAssignableFrom(otherType.mirror()); |
3733
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Added Java files from Maxine project.
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|
408 } |
e233f5660da4
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|
409 return false; |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
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|
410 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
411 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
412 @Override |
16491
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
413 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
|
414 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
|
415 } |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
416 |
4d7a9829315e
moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
16476
diff
changeset
|
417 @Override |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
418 public JavaKind getJavaKind() { |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
419 return JavaKind.Object; |
3733
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Added Java files from Maxine project.
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diff
changeset
|
420 } |
e233f5660da4
Added Java files from Maxine project.
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parents:
diff
changeset
|
421 |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
422 @Override |
23347
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
423 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
|
424 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
|
425 if (isInterface()) { |
7ae6a635fad0
8152903: [JVMCI] CompilerToVM::resolveMethod should correctly handle private methods in interfaces
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23340
diff
changeset
|
426 // 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
|
427 return null; |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
16184
diff
changeset
|
428 } |
18823
5a21cac1968f
Add utilities ModifiersProvider#isConcrete, ResolvedJavaMethod#hasReceiver, ResolvedJavaMethod#hasBytecodes to Graal API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
18789
diff
changeset
|
429 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
|
430 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
|
431 } |
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
|
432 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
|
433 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
|
434 } |
18222
a8cff27ca2e1
converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18194
diff
changeset
|
435 HotSpotResolvedJavaMethodImpl hotSpotMethod = (HotSpotResolvedJavaMethodImpl) method; |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
436 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
|
437 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
|
438 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
439 |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22432
diff
changeset
|
440 public HotSpotConstantPool getConstantPool() { |
23673
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
441 if (constantPool == null || !isArray() && UNSAFE.getAddress(getMetaspaceKlass() + config().instanceKlassConstantsOffset) != constantPool.getMetaspaceConstantPool()) { |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
442 /* |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
443 * If the pointer to the ConstantPool has changed since this was last read refresh the |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
444 * HotSpotConstantPool wrapper object. This ensures that uses of the constant pool are |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
445 * operating on the latest one and that HotSpotResolvedJavaMethodImpls will be able to |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
446 * use the shared copy instead of creating their own instance. |
7ef84c807bfe
8159010: [JVMCI] crashes with class redefinition
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23393
diff
changeset
|
447 */ |
23734
2e17c65dddd7
8163105: SIGSEGV: constantPoolHandle::constantPoolHandle(ConstantPool*)
Doug Simon <doug.simon@oracle.com>
parents:
23703
diff
changeset
|
448 constantPool = compilerToVM().getConstantPool(this); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
449 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
450 return constantPool; |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
451 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
452 |
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
|
453 /** |
7530
5e3d1a68664e
applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents:
7359
diff
changeset
|
454 * 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
|
455 * 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
|
456 * 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>
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|
457 */ |
3733
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Added Java files from Maxine project.
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diff
changeset
|
458 public int instanceSize() { |
7060
06d5f450f32b
rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
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parents:
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diff
changeset
|
459 assert !isArray(); |
6950
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modifications to support non-perm-gen changes in HotSpot
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|
460 assert !isInterface(); |
13261
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|
461 |
22581
3884a98ebcde
consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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changeset
|
462 HotSpotVMConfig config = config(); |
22254
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Improve DynamicNewArrayNode code generation
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|
463 final int layoutHelper = layoutHelper(); |
13261
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464 assert layoutHelper > config.klassLayoutHelperNeutralValue : "must be instance"; |
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465 |
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466 // See: Klass::layout_helper_size_in_bytes |
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467 int size = layoutHelper & ~config.klassLayoutHelperInstanceSlowPathBit; |
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468 |
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469 // See: Klass::layout_helper_needs_slow_path |
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470 boolean needsSlowPath = (layoutHelper & config.klassLayoutHelperInstanceSlowPathBit) != 0; |
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471 |
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472 return needsSlowPath ? -size : size; |
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|
473 } |
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Added Java files from Maxine project.
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|
474 |
22254
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|
475 public int layoutHelper() { |
22581
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consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
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parents:
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changeset
|
476 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
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diff
changeset
|
477 return UNSAFE.getInt(getMetaspaceKlass() + config.klassLayoutHelperOffset); |
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|
478 } |
efeabef8df70
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|
479 |
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Make jvmci redefinition safe
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|
480 synchronized HotSpotResolvedJavaMethod createMethod(long metaspaceMethod) { |
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481 HotSpotResolvedJavaMethodImpl method = null; |
6950
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482 if (methodCache == null) { |
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|
483 methodCache = new HashMap<>(8); |
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484 } else { |
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485 method = methodCache.get(metaspaceMethod); |
41938af2b3d8
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|
486 } |
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|
487 if (method == null) { |
18222
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converted HotSpotResolvedJavaMethod to an interface
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|
488 method = new HotSpotResolvedJavaMethodImpl(this, metaspaceMethod); |
6950
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|
489 methodCache.put(metaspaceMethod, method); |
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490 context.add(method); |
6950
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|
491 } |
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|
492 return method; |
41938af2b3d8
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|
493 } |
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|
494 |
16615
3812931f9350
Don't read beyond end of known vtable
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495 public int getVtableLength() { |
22581
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496 HotSpotVMConfig config = config(); |
16615
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497 if (isInterface() || isArray()) { |
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498 /* Everything has the core vtable of java.lang.Object */ |
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499 return config.baseVtableLength(); |
16615
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|
500 } |
23679
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501 int result = UNSAFE.getInt(getMetaspaceKlass() + config.klassVtableLengthOffset) / (config.vtableEntrySize / config.heapWordSize); |
b5557b757040
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502 assert result >= config.baseVtableLength() : UNSAFE.getInt(getMetaspaceKlass() + config.klassVtableLengthOffset) + " " + config.vtableEntrySize; |
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503 return result; |
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|
504 } |
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|
505 |
23375
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Make HotSpotResolvedObjectTypeImpl.createField internal.
Roland Schatz <roland.schatz@oracle.com>
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|
506 synchronized HotSpotResolvedJavaField createField(String fieldName, JavaType type, long offset, int rawFlags) { |
14012 | 507 HotSpotResolvedJavaField result = null; |
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508 |
23749
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|
509 final int flags = rawFlags & HotSpotModifiers.jvmFieldModifiers(); |
13495
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Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
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|
510 |
14012 | 511 final long id = offset + ((long) flags << 32); |
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512 |
22551
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removed author tags in comments
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22542
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changeset
|
513 // Must cache the fields, because the local load elimination only works if the |
7530
5e3d1a68664e
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|
514 // objects from two field lookups are identical. |
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|
515 if (fieldCache == null) { |
4142
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Adjust code base to new level of warnings.
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|
516 fieldCache = new HashMap<>(8); |
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|
517 } else { |
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|
518 result = fieldCache.get(id); |
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519 } |
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|
520 |
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|
521 if (result == null) { |
18264
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converted HotSpotResolvedJavaField to an interface
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18262
diff
changeset
|
522 result = new HotSpotResolvedJavaFieldImpl(this, fieldName, type, offset, rawFlags); |
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|
523 fieldCache.put(id, result); |
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|
524 } else { |
6539
2463eb24b644
Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents:
6430
diff
changeset
|
525 assert result.getName().equals(fieldName); |
23375
3f70efb8f473
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23374
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changeset
|
526 /* |
3f70efb8f473
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changeset
|
527 * Comparing the types directly is too strict, because the type in the cache could be |
3f70efb8f473
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changeset
|
528 * resolved while the incoming type is unresolved. The name comparison is sufficient |
3f70efb8f473
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|
529 * because the type will always be resolved in the context of the holder. |
3f70efb8f473
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|
530 */ |
3f70efb8f473
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changeset
|
531 assert result.getType().getName().equals(type.getName()); |
14012 | 532 assert result.offset() == offset; |
13495
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Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
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parents:
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changeset
|
533 assert result.getModifiers() == flags; |
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|
534 } |
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|
535 |
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|
536 return result; |
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|
537 } |
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Added Java files from Maxine project.
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parents:
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|
538 |
e233f5660da4
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parents:
diff
changeset
|
539 @Override |
19800
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Connect required Assumptions with answer to CHA query
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changeset
|
540 public AssumptionResult<ResolvedJavaMethod> findUniqueConcreteMethod(ResolvedJavaMethod method) { |
16184
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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parents:
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diff
changeset
|
541 HotSpotResolvedJavaMethod hmethod = (HotSpotResolvedJavaMethod) method; |
18323
301c5e3d683a
removed *Impl types in signatures of Remote interfaces
Doug Simon <doug.simon@oracle.com>
parents:
18290
diff
changeset
|
542 HotSpotResolvedObjectType declaredHolder = hmethod.getDeclaringClass(); |
16184
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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diff
changeset
|
543 /* |
8fde32ece68e
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diff
changeset
|
544 * Sometimes the receiver type in the graph hasn't stabilized to a subtype of declared |
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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parents:
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diff
changeset
|
545 * holder, usually because of phis, so make sure that the type is related to the declared |
16384
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
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diff
changeset
|
546 * type before using it for lookup. Unlinked types should also be ignored because we can't |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
16184
diff
changeset
|
547 * resolve the proper method to invoke. Generally unlinked types in invokes should result in |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
16184
diff
changeset
|
548 * a deopt instead since they can't really be used if they aren't linked yet. |
16184
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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diff
changeset
|
549 */ |
16384
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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diff
changeset
|
550 if (!declaredHolder.isAssignableFrom(this) || this.isArray() || this.equals(declaredHolder) || !isLinked() || isInterface()) { |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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diff
changeset
|
551 ResolvedJavaMethod result = hmethod.uniqueConcreteMethod(declaredHolder); |
3362ba500371
Connect required Assumptions with answer to CHA query
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diff
changeset
|
552 if (result != null) { |
19801
deab43a789ad
Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
19800
diff
changeset
|
553 return new AssumptionResult<>(result, new ConcreteMethod(method, declaredHolder, result)); |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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diff
changeset
|
554 } |
3362ba500371
Connect required Assumptions with answer to CHA query
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19743
diff
changeset
|
555 return null; |
16184
8fde32ece68e
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parents:
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diff
changeset
|
556 } |
8fde32ece68e
use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
557 /* |
18789 | 558 * The holder may be a subtype of the declaredHolder so make sure to resolve the method to |
16184
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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diff
changeset
|
559 * the correct method for the subtype. |
8fde32ece68e
use receiver type in findUniqueConcreteMethod
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parents:
15839
diff
changeset
|
560 */ |
22165
af6cc957bf04
Remove dummy parameter `includeAbstract` from `ResolvedJavaType#resolveMethod()`;
Josef Eisl <josef.eisl@jku.at>
parents:
22054
diff
changeset
|
561 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) resolveMethod(hmethod, this); |
16384
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
16184
diff
changeset
|
562 if (resolvedMethod == null) { |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
16184
diff
changeset
|
563 // The type isn't known to implement the method. |
5d7b90ab9787
Ensure that uniqueConcreteMethod is called with a resolved concrete method
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parents:
16184
diff
changeset
|
564 return null; |
16184
8fde32ece68e
use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
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diff
changeset
|
565 } |
8fde32ece68e
use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
15839
diff
changeset
|
566 |
19800
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Connect required Assumptions with answer to CHA query
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parents:
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diff
changeset
|
567 ResolvedJavaMethod result = resolvedMethod.uniqueConcreteMethod(this); |
3362ba500371
Connect required Assumptions with answer to CHA query
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parents:
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diff
changeset
|
568 if (result != null) { |
19801
deab43a789ad
Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
19800
diff
changeset
|
569 return new AssumptionResult<>(result, new ConcreteMethod(method, this, result)); |
19800
3362ba500371
Connect required Assumptions with answer to CHA query
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parents:
19743
diff
changeset
|
570 } |
3362ba500371
Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
19743
diff
changeset
|
571 return null; |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
572 } |
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
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|
573 |
14012 | 574 /** |
575 * This class represents the field information for one field contained in the fields array of an | |
576 * {@code InstanceKlass}. The implementation is similar to the native {@code FieldInfo} class. | |
577 */ | |
578 private class FieldInfo { | |
579 /** | |
580 * Native pointer into the array of Java shorts. | |
581 */ | |
582 private final long metaspaceData; | |
583 | |
584 /** | |
585 * Creates a field info for the field in the fields array at index {@code index}. | |
14980 | 586 * |
14012 | 587 * @param index index to the fields array |
588 */ | |
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589 FieldInfo(int index) { |
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590 HotSpotVMConfig config = config(); |
14012 | 591 // Get Klass::_fields |
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592 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
14012 | 593 assert config.fieldInfoFieldSlots == 6 : "revisit the field parsing code"; |
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594 int offset = config.fieldInfoFieldSlots * Short.BYTES * index; |
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595 metaspaceData = metaspaceFields + config.arrayU2DataOffset + offset; |
14012 | 596 } |
597 | |
598 private int getAccessFlags() { | |
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599 return readFieldSlot(config().fieldInfoAccessFlagsOffset); |
14012 | 600 } |
601 | |
602 private int getNameIndex() { | |
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603 return readFieldSlot(config().fieldInfoNameIndexOffset); |
14012 | 604 } |
605 | |
606 private int getSignatureIndex() { | |
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607 return readFieldSlot(config().fieldInfoSignatureIndexOffset); |
14012 | 608 } |
609 | |
610 public int getOffset() { | |
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611 HotSpotVMConfig config = config(); |
14012 | 612 final int lowPacked = readFieldSlot(config.fieldInfoLowPackedOffset); |
613 final int highPacked = readFieldSlot(config.fieldInfoHighPackedOffset); | |
614 final int offset = ((highPacked << Short.SIZE) | lowPacked) >> config.fieldInfoTagSize; | |
615 return offset; | |
616 } | |
617 | |
618 /** | |
619 * Helper method to read an entry (slot) from the field array. Currently field info is laid | |
620 * on top an array of Java shorts. | |
621 */ | |
622 private int readFieldSlot(int index) { | |
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623 int offset = Short.BYTES * index; |
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624 return UNSAFE.getChar(metaspaceData + offset); |
14012 | 625 } |
626 | |
627 /** | |
628 * Returns the name of this field as a {@link String}. If the field is an internal field the | |
629 * name index is pointing into the vmSymbols table. | |
630 */ | |
631 public String getName() { | |
632 final int nameIndex = getNameIndex(); | |
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633 return isInternal() ? config().symbolAt(nameIndex) : getConstantPool().lookupUtf8(nameIndex); |
14012 | 634 } |
635 | |
636 /** | |
637 * Returns the signature of this field as {@link String}. If the field is an internal field | |
638 * the signature index is pointing into the vmSymbols table. | |
639 */ | |
640 public String getSignature() { | |
641 final int signatureIndex = getSignatureIndex(); | |
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642 return isInternal() ? config().symbolAt(signatureIndex) : getConstantPool().lookupUtf8(signatureIndex); |
14012 | 643 } |
644 | |
645 public JavaType getType() { | |
646 String signature = getSignature(); | |
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647 return runtime().lookupType(signature, HotSpotResolvedObjectTypeImpl.this, false); |
14012 | 648 } |
649 | |
650 private boolean isInternal() { | |
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651 return (getAccessFlags() & config().jvmAccFieldInternal) != 0; |
14012 | 652 } |
653 | |
654 public boolean isStatic() { | |
655 return Modifier.isStatic(getAccessFlags()); | |
656 } | |
657 | |
658 public boolean hasGenericSignature() { | |
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659 return (getAccessFlags() & config().jvmAccFieldHasGenericSignature) != 0; |
14012 | 660 } |
661 } | |
662 | |
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663 @SuppressFBWarnings(value = "SE_COMPARATOR_SHOULD_BE_SERIALIZABLE", justification = "comparator is only used transiently") |
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664 private static class OffsetComparator implements java.util.Comparator<HotSpotResolvedJavaField> { |
7136
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665 @Override |
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666 public int compare(HotSpotResolvedJavaField o1, HotSpotResolvedJavaField o2) { |
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667 return o1.offset() - o2.offset(); |
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668 } |
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669 } |
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670 |
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671 @Override |
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672 public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) { |
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673 if (instanceFields == null) { |
7060
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674 if (isArray() || isInterface()) { |
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675 instanceFields = new HotSpotResolvedJavaField[0]; |
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676 } else { |
14012 | 677 final int fieldCount = getFieldCount(); |
678 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); | |
679 | |
680 for (int i = 0; i < fieldCount; i++) { | |
681 FieldInfo field = new FieldInfo(i); | |
682 | |
683 // We are only interested in instance fields. | |
684 if (!field.isStatic()) { | |
685 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags()); | |
686 fieldsArray.add(resolvedJavaField); | |
687 } | |
688 } | |
689 | |
14980 | 690 fieldsArray.sort(new OffsetComparator()); |
14012 | 691 |
692 HotSpotResolvedJavaField[] myFields = fieldsArray.toArray(new HotSpotResolvedJavaField[0]); | |
693 | |
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694 if (mirror() != Object.class) { |
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695 HotSpotResolvedJavaField[] superFields = (HotSpotResolvedJavaField[]) getSuperclass().getInstanceFields(true); |
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696 HotSpotResolvedJavaField[] fields = Arrays.copyOf(superFields, superFields.length + myFields.length); |
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697 System.arraycopy(myFields, 0, fields, superFields.length, myFields.length); |
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698 instanceFields = fields; |
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699 } else { |
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700 assert myFields.length == 0 : "java.lang.Object has fields!"; |
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701 instanceFields = myFields; |
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702 } |
14012 | 703 |
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704 } |
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705 } |
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706 if (!includeSuperclasses) { |
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707 int myFieldsStart = 0; |
14158
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708 while (myFieldsStart < instanceFields.length && !instanceFields[myFieldsStart].getDeclaringClass().equals(this)) { |
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709 myFieldsStart++; |
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710 } |
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711 if (myFieldsStart == 0) { |
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712 return instanceFields; |
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|
713 } |
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|
714 if (myFieldsStart == instanceFields.length) { |
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715 return new HotSpotResolvedJavaField[0]; |
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716 } |
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717 return Arrays.copyOfRange(instanceFields, myFieldsStart, instanceFields.length); |
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718 } |
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719 return instanceFields; |
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diff
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|
720 } |
e233f5660da4
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changeset
|
721 |
15839
2838203d4231
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diff
changeset
|
722 @Override |
2838203d4231
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|
723 public ResolvedJavaField[] getStaticFields() { |
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|
724 if (isArray()) { |
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Add method ResolvedJavaType.getStaticFields
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diff
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725 return new HotSpotResolvedJavaField[0]; |
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726 } else { |
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|
727 final int fieldCount = getFieldCount(); |
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changeset
|
728 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount); |
2838203d4231
Add method ResolvedJavaType.getStaticFields
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|
729 |
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|
730 for (int i = 0; i < fieldCount; i++) { |
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Add method ResolvedJavaType.getStaticFields
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|
731 FieldInfo field = new FieldInfo(i); |
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Add method ResolvedJavaType.getStaticFields
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changeset
|
732 |
2838203d4231
Add method ResolvedJavaType.getStaticFields
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733 // We are only interested in static fields. |
2838203d4231
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734 if (field.isStatic()) { |
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|
735 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags()); |
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|
736 fieldsArray.add(resolvedJavaField); |
2838203d4231
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changeset
|
737 } |
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738 } |
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|
739 |
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|
740 fieldsArray.sort(new OffsetComparator()); |
2838203d4231
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changeset
|
741 return fieldsArray.toArray(new HotSpotResolvedJavaField[fieldsArray.size()]); |
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742 } |
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743 } |
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|
744 |
14012 | 745 /** |
746 * Returns the actual field count of this class's internal {@code InstanceKlass::_fields} array | |
747 * by walking the array and discounting the generic signature slots at the end of the array. | |
14980 | 748 * |
14012 | 749 * <p> |
750 * See {@code FieldStreamBase::init_generic_signature_start_slot} | |
751 */ | |
752 private int getFieldCount() { | |
22581
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|
753 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
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parents:
22541
diff
changeset
|
754 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset); |
15579668ec3a
renamed constant field to UNSAFE
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22541
diff
changeset
|
755 int metaspaceFieldsLength = UNSAFE.getInt(metaspaceFields + config.arrayU1LengthOffset); |
14012 | 756 int fieldCount = 0; |
757 | |
758 for (int i = 0, index = 0; i < metaspaceFieldsLength; i += config.fieldInfoFieldSlots, index++) { | |
759 FieldInfo field = new FieldInfo(index); | |
760 if (field.hasGenericSignature()) { | |
761 metaspaceFieldsLength--; | |
762 } | |
763 fieldCount++; | |
764 } | |
765 return fieldCount; | |
766 } | |
767 | |
3733
e233f5660da4
Added Java files from Maxine project.
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diff
changeset
|
768 @Override |
7053
014727292ae0
removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents:
7045
diff
changeset
|
769 public Class<?> mirror() { |
13261
0ffe9e4bb364
don't go through VM to create HotSpotResolvedObjectType (part 1)
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13260
diff
changeset
|
770 return javaClass; |
7053
014727292ae0
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7045
diff
changeset
|
771 } |
014727292ae0
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diff
changeset
|
772 |
014727292ae0
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diff
changeset
|
773 @Override |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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7226
diff
changeset
|
774 public String getSourceFileName() { |
22581
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diff
changeset
|
775 HotSpotVMConfig config = config(); |
22542
15579668ec3a
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Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
776 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...
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parents:
13214
diff
changeset
|
777 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
|
778 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
|
779 } |
22454
76af33d4d504
Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
22432
diff
changeset
|
780 return getConstantPool().lookupUtf8(sourceFileNameIndex); |
7307
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
781 } |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
782 |
dc3e86fd3be1
Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
7226
diff
changeset
|
783 @Override |
22432
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
784 public Annotation[] getAnnotations() { |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
785 return mirror().getAnnotations(); |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
786 } |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
787 |
e4f0d819fe22
Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents:
22422
diff
changeset
|
788 @Override |
23376
ae27c683c128
Make ResolvedJava* types extend AnnotatedElement.
Roland Schatz <roland.schatz@oracle.com>
parents:
23375
diff
changeset
|
789 public Annotation[] getDeclaredAnnotations() { |
ae27c683c128
Make ResolvedJava* types extend AnnotatedElement.
Roland Schatz <roland.schatz@oracle.com>
parents:
23375
diff
changeset
|
790 return mirror().getDeclaredAnnotations(); |
ae27c683c128
Make ResolvedJava* types extend AnnotatedElement.
Roland Schatz <roland.schatz@oracle.com>
parents:
23375
diff
changeset
|
791 } |
ae27c683c128
Make ResolvedJava* types extend AnnotatedElement.
Roland Schatz <roland.schatz@oracle.com>
parents:
23375
diff
changeset
|
792 |
ae27c683c128
Make ResolvedJava* types extend AnnotatedElement.
Roland Schatz <roland.schatz@oracle.com>
parents:
23375
diff
changeset
|
793 @Override |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
794 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
|
795 return mirror().getAnnotation(annotationClass); |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
796 } |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
797 |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
798 /** |
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
|
799 * 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
|
800 * 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
|
801 * {@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
|
802 * {@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
|
803 * re-resolving} the type. |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
804 */ |
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
|
805 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
|
806 assert accessingClass != null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
807 ResolvedJavaType elementType = getElementalType(); |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
808 if (elementType.isPrimitive()) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
809 // 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
|
810 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
811 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
812 if (elementType.getName().startsWith("Ljava/")) { |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
813 // 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
|
814 // 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
|
815 assert mirror().getClassLoader() == null; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
816 return true; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
817 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
818 ClassLoader thisCl = mirror().getClassLoader(); |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
819 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
|
820 return thisCl == accessingClassCl; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
821 } |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
822 |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
823 @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
|
824 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
|
825 if (isDefinitelyResolvedWithRespectTo(requireNonNull(accessingClass))) { |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
826 return this; |
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
827 } |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
828 HotSpotResolvedObjectTypeImpl accessingType = (HotSpotResolvedObjectTypeImpl) accessingClass; |
16492
8853b9304083
made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents:
16491
diff
changeset
|
829 return (ResolvedJavaType) runtime().lookupType(getName(), accessingType, true); |
4484
14a00ee82980
Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents:
4433
diff
changeset
|
830 } |
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
|
831 |
7037
dd81042f4eb1
added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents:
7030
diff
changeset
|
832 /** |
18187
9619ba4daf4c
Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
18182
diff
changeset
|
833 * 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
|
834 */ |
22556
6821ef65ef4c
HotSpotMetaspaceConstantImpl is not a PrimitiveConstant.
Roland Schatz <roland.schatz@oracle.com>
parents:
22551
diff
changeset
|
835 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
|
836 return HotSpotMetaspaceConstantImpl.forMetaspaceObject(this, false); |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
837 } |
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
838 |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
839 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
|
840 return config().secondarySuperCacheOffset != superCheckOffset(); |
5466
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
841 } |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
842 |
af07e798947d
lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents:
5326
diff
changeset
|
843 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
|
844 HotSpotVMConfig config = config(); |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
845 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
|
846 } |
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
|
847 |
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
|
848 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
|
849 HotSpotVMConfig config = config(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
850 if (isArray()) { |
12559
ae412befde21
read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents:
12456
diff
changeset
|
851 return config.arrayPrototypeMarkWord(); |
7147
88d626e2c2a8
added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents:
7143
diff
changeset
|
852 } else { |
22542
15579668ec3a
renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents:
22541
diff
changeset
|
853 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
|
854 } |
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
|
855 } |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
856 |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
857 @Override |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
858 public ResolvedJavaField findInstanceFieldWithOffset(long offset, JavaKind expectedEntryKind) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
859 ResolvedJavaField[] declaredFields = getInstanceFields(true); |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
860 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
|
861 HotSpotResolvedJavaField resolvedField = (HotSpotResolvedJavaField) field; |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
862 long resolvedFieldOffset = resolvedField.offset(); |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
863 // @formatter:off |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
864 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
|
865 expectedEntryKind.isPrimitive() && |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
866 !expectedEntryKind.equals(JavaKind.Void) && |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
867 resolvedField.getJavaKind().isPrimitive()) { |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
868 resolvedFieldOffset += |
22536
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
869 resolvedField.getJavaKind().getByteCount() - |
dc1aeef79e7e
Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents:
22516
diff
changeset
|
870 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
|
871 } |
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
872 if (resolvedFieldOffset == offset) { |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
873 return field; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
874 } |
18950
3fc907b46313
[SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents:
18867
diff
changeset
|
875 // @formatter:on |
7049
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
876 } |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
877 return null; |
ccade022ec83
virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents:
7037
diff
changeset
|
878 } |
7819
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
879 |
aa022eaf1569
class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents:
7530
diff
changeset
|
880 @Override |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
881 public boolean isLocal() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
882 return mirror().isLocalClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
883 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
884 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
885 @Override |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
886 public boolean isMember() { |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
887 return mirror().isMemberClass(); |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
888 } |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
889 |
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
890 @Override |
18223
17c98fad6980
converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents:
18222
diff
changeset
|
891 public HotSpotResolvedObjectTypeImpl getEnclosingType() { |
7829
a44887443b0c
support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents:
7828
diff
changeset
|
892 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
|
893 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
|
894 } |
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
|
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 @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
|
897 public ResolvedJavaMethod[] getDeclaredConstructors() { |
15040
288c23143d47
Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents:
15018
diff
changeset
|
898 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
|
899 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
|
900 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
|
901 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
|
902 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
|
903 } |
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
|
904 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
|
905 } |
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
|
906 |
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
|
907 @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
|
908 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
|
909 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
|
910 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
|
911 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
|
912 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
|
913 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
|
914 } |
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:
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changeset
|
915 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
|
916 } |
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:
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diff
changeset
|
917 |
11952
c0807f5fdca5
added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents:
11823
diff
changeset
|
918 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
|
919 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
|
920 } |
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
|
921 |
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
|
922 @Override |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
923 public String toString() { |
15730
920b7bb058a6
Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents:
15726
diff
changeset
|
924 return "HotSpotType<" + getName() + ", resolved>"; |
13305
a63d65b682a8
moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents:
13295
diff
changeset
|
925 } |
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
|
926 |
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
|
927 @Override |
23373
802821d82a92
Rename isAllocationCloneable to isCloneableWithAllocation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23366
diff
changeset
|
928 public boolean isCloneableWithAllocation() { |
23357
b05ad394cfd5
Add ResolvedJavaType.isAllocationClonable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23354
diff
changeset
|
929 return (getAccessFlags() & config().jvmAccIsCloneable) != 0; |
b05ad394cfd5
Add ResolvedJavaType.isAllocationClonable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents:
23354
diff
changeset
|
930 } |
3733
e233f5660da4
Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff
changeset
|
931 } |