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annotate jvmci/com.oracle.jvmci.hotspot/src/com/oracle/jvmci/hotspot/HotSpotResolvedObjectTypeImpl.java @ 22032:d1a41fbfcfd2

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Replace ResolvedJavaType.isFinal with more meaningful and correct isLeaf
author Tom Rodriguez <tom.rodriguez@oracle.com>
date Thu, 18 Jun 2015 10:07:27 -0700
parents 4c9d4fe1cbd8
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.jvmci.hotspot;
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24
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25 import static com.oracle.jvmci.common.UnsafeAccess.*;
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26 import static com.oracle.jvmci.hotspot.HotSpotJVMCIRuntime.*;
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27 import static java.util.Objects.*;
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28
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29 import java.lang.annotation.*;
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30 import java.lang.reflect.*;
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31 import java.net.*;
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32 import java.nio.*;
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33 import java.util.*;
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34
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35 import com.oracle.jvmci.common.*;
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36 import com.oracle.jvmci.meta.Assumptions.AssumptionResult;
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37 import com.oracle.jvmci.meta.Assumptions.ConcreteMethod;
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38 import com.oracle.jvmci.meta.Assumptions.ConcreteSubtype;
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39 import com.oracle.jvmci.meta.Assumptions.LeafType;
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40 import com.oracle.jvmci.meta.Assumptions.NoFinalizableSubclass;
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41 import com.oracle.jvmci.meta.*;
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42
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43 /**
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44 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes.
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45 */
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46 public final class HotSpotResolvedObjectTypeImpl extends HotSpotResolvedJavaType implements HotSpotResolvedObjectType, HotSpotProxified {
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47
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48 /**
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49 * The Java class this type represents.
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50 */
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51 private final Class<?> javaClass;
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52
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53 private HashMap<Long, HotSpotResolvedJavaField> fieldCache;
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54 private HashMap<Long, HotSpotResolvedJavaMethod> methodCache;
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55 private HotSpotResolvedJavaField[] instanceFields;
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56 private HotSpotResolvedObjectTypeImpl[] interfaces;
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57 private ConstantPool constantPool;
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58 private HotSpotResolvedObjectType arrayOfType;
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59
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60 /**
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61 * Gets the JVMCI mirror for a {@link Class} object.
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62 *
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63 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass}
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64 */
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65 public static HotSpotResolvedObjectTypeImpl fromObjectClass(Class<?> javaClass) {
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66 return (HotSpotResolvedObjectTypeImpl) runtime().fromClass(javaClass);
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67 }
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68
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69 /**
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70 * Gets the JVMCI mirror from a HotSpot metaspace Klass native object.
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71 *
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72 * @param metaspaceKlass a metaspace Klass object
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73 * @return the {@link ResolvedJavaType} corresponding to {@code metaspaceKlass}
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74 */
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75 public static HotSpotResolvedObjectTypeImpl fromMetaspaceKlass(long metaspaceKlass) {
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76 assert metaspaceKlass != 0;
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77 Class<?> javaClass = runtime().getCompilerToVM().getJavaMirror(metaspaceKlass);
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78 assert javaClass != null;
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79 return fromObjectClass(javaClass);
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80 }
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81
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82 /**
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83 * Creates the JVMCI mirror for a {@link Class} object.
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84 *
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85 * <p>
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86 * <b>NOTE</b>: Creating an instance of this class does not install the mirror for the
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87 * {@link Class} type. Use {@link #fromObjectClass(Class)} or {@link #fromMetaspaceKlass(long)}
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88 * instead.
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89 * </p>
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90 *
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91 * @param javaClass the Class to create the mirror for
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92 */
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93 public HotSpotResolvedObjectTypeImpl(Class<?> javaClass) {
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94 super(getSignatureName(javaClass));
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95 this.javaClass = javaClass;
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96 assert getName().charAt(0) != '[' || isArray() : getName();
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97 }
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98
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99 /**
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100 * Returns the name of this type as it would appear in a signature.
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101 */
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102 private static String getSignatureName(Class<?> javaClass) {
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103 if (javaClass.isArray()) {
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104 return javaClass.getName().replace('.', '/');
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105 }
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106 return "L" + javaClass.getName().replace('.', '/') + ";";
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107 }
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108
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109 /**
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110 * Gets the metaspace Klass for this type.
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111 */
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112 public long getMetaspaceKlass() {
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113 if (HotSpotJVMCIRuntime.getHostWordKind() == Kind.Long) {
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114 return unsafe.getLong(javaClass, (long) runtime().getConfig().klassOffset);
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115 }
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116 return unsafe.getInt(javaClass, (long) runtime().getConfig().klassOffset) & 0xFFFFFFFFL;
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117 }
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118
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119 @Override
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120 public int getModifiers() {
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121 if (isArray()) {
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122 return (getElementalType().getModifiers() & (Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED)) | Modifier.FINAL | Modifier.ABSTRACT;
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123 } else {
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124 return getAccessFlags() & ModifiersProvider.jvmClassModifiers();
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125 }
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126 }
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127
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diff changeset
128 public int getAccessFlags() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
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parents: 12429
diff changeset
129 HotSpotVMConfig config = runtime().getConfig();
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
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parents: 15725
diff changeset
130 return unsafe.getInt(getMetaspaceKlass() + config.klassAccessFlagsOffset);
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131 }
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132
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133 @Override
18223
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134 public HotSpotResolvedObjectType getArrayClass() {
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135 if (arrayOfType == null) {
18167
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diff changeset
136 arrayOfType = fromObjectClass(Array.newInstance(mirror(), 0).getClass());
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137 }
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138 return arrayOfType;
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139 }
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140
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141 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
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142 public ResolvedJavaType getComponentType() {
15040
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143 Class<?> javaComponentType = mirror().getComponentType();
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144 return javaComponentType == null ? null : fromClass(javaComponentType);
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145 }
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146
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147 @Override
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148 public AssumptionResult<ResolvedJavaType> findLeafConcreteSubtype() {
12431
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parents: 12429
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149 HotSpotVMConfig config = runtime().getConfig();
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parents: 7059
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150 if (isArray()) {
22032
d1a41fbfcfd2 Replace ResolvedJavaType.isFinal with more meaningful and correct isLeaf
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parents: 22011
diff changeset
151 return getElementalType().isLeaf() ? new AssumptionResult<>(this) : null;
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31c4d9f9e922 adder better CHA support
Christian Haeubl <haeubl@ssw.jku.at>
parents: 7221
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152 } else if (isInterface()) {
19801
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153 HotSpotResolvedObjectTypeImpl implementor = getSingleImplementor();
deab43a789ad Split LeafType off from ConcreteSubtype
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parents: 19800
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154 /*
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155 * If the implementor field contains itself that indicates that the interface has more
deab43a789ad Split LeafType off from ConcreteSubtype
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parents: 19800
diff changeset
156 * than one implementors (see: InstanceKlass::add_implementor).
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parents: 19800
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157 */
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parents: 19800
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158 if (implementor == null || implementor.equals(this)) {
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159 return null;
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160 }
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161
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162 assert !implementor.isInterface();
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diff changeset
163 if (implementor.isAbstract() || !implementor.isLeafClass()) {
deab43a789ad Split LeafType off from ConcreteSubtype
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parents: 19800
diff changeset
164 AssumptionResult<ResolvedJavaType> leafConcreteSubtype = implementor.findLeafConcreteSubtype();
deab43a789ad Split LeafType off from ConcreteSubtype
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165 if (leafConcreteSubtype != null) {
deab43a789ad Split LeafType off from ConcreteSubtype
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diff changeset
166 assert !leafConcreteSubtype.getResult().equals(implementor);
deab43a789ad Split LeafType off from ConcreteSubtype
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parents: 19800
diff changeset
167 AssumptionResult<ResolvedJavaType> newResult = new AssumptionResult<>(leafConcreteSubtype.getResult(), new ConcreteSubtype(this, implementor));
20009
426e45c75771 Properly accumulate assumptions
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168 // Accumulate leaf assumptions and return the combined result.
19801
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169 newResult.add(leafConcreteSubtype);
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parents: 19801
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170 return newResult;
19801
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171 }
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172 return null;
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173 }
19801
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174
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175 return new AssumptionResult<>(implementor, new LeafType(implementor), new ConcreteSubtype(this, implementor));
4433
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Lukas Stadler <lukas.stadler@jku.at>
parents: 4220
diff changeset
176 } else {
18223
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Doug Simon <doug.simon@oracle.com>
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177 HotSpotResolvedObjectTypeImpl type = this;
15311
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parents: 15291
diff changeset
178 while (type.isAbstract()) {
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diff changeset
179 long subklass = type.getSubklass();
18556
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parents: 18534
diff changeset
180 if (subklass == 0 || unsafe.getAddress(subklass + config.nextSiblingOffset) != 0) {
7037
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181 return null;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
182 }
18167
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diff changeset
183 type = fromMetaspaceKlass(subklass);
7037
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184 }
15311
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Doug Simon <doug.simon@oracle.com>
parents: 15291
diff changeset
185 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) {
7037
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186 return null;
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parents: 7030
diff changeset
187 }
19801
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parents: 19800
diff changeset
188 if (this.isAbstract()) {
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diff changeset
189 return new AssumptionResult<>(type, new LeafType(type), new ConcreteSubtype(this, type));
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parents: 19800
diff changeset
190 } else {
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parents: 19800
diff changeset
191 assert this.equals(type);
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diff changeset
192 return new AssumptionResult<>(type, new LeafType(type));
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parents: 19800
diff changeset
193 }
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parents: 4220
diff changeset
194 }
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195 }
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196
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197 /**
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198 * Returns if type {@code type} is a leaf class. This is the case if the
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199 * {@code Klass::_subklass} field of the underlying class is zero.
14980
a00b26a70011 use JDK 8 features for some TODOs
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200 *
13478
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201 * @return true if the type is a leaf class
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diff changeset
202 */
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diff changeset
203 private boolean isLeafClass() {
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diff changeset
204 return getSubklass() == 0;
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diff changeset
205 }
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
206
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
207 /**
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
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diff changeset
208 * Returns the {@code Klass::_subklass} field of the underlying metaspace klass for the given
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
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diff changeset
209 * type {@code type}.
14980
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parents: 14604
diff changeset
210 *
13478
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diff changeset
211 * @return value of the subklass field as metaspace klass pointer
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
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diff changeset
212 */
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parents: 13375
diff changeset
213 private long getSubklass() {
18556
7484f5fcd41d removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
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parents: 18534
diff changeset
214 return unsafe.getAddress(getMetaspaceKlass() + runtime().getConfig().subklassOffset);
13478
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diff changeset
215 }
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
216
3733
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diff changeset
217 @Override
18223
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Doug Simon <doug.simon@oracle.com>
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diff changeset
218 public HotSpotResolvedObjectTypeImpl getSuperclass() {
15040
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Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
219 Class<?> javaSuperclass = mirror().getSuperclass();
18223
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parents: 18222
diff changeset
220 return javaSuperclass == null ? null : (HotSpotResolvedObjectTypeImpl) fromObjectClass(javaSuperclass);
3733
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parents:
diff changeset
221 }
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
222
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
223 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
224 public HotSpotResolvedObjectTypeImpl[] getInterfaces() {
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
225 if (interfaces == null) {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
226 Class<?>[] javaInterfaces = mirror().getInterfaces();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
227 HotSpotResolvedObjectTypeImpl[] result = new HotSpotResolvedObjectTypeImpl[javaInterfaces.length];
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
228 for (int i = 0; i < javaInterfaces.length; i++) {
18167
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parents: 17156
diff changeset
229 result[i] = fromObjectClass(javaInterfaces[i]);
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
230 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
231 interfaces = result;
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
232 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
233 return interfaces;
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
234 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
235
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
236 @Override
18223
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Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
237 public HotSpotResolvedObjectTypeImpl getSingleImplementor() {
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
238 if (!isInterface()) {
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
239 throw new JVMCIError("Cannot call getSingleImplementor() on a non-interface type: %s", this);
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
240 }
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
241 final long implementorMetaspaceKlass = runtime().getCompilerToVM().getKlassImplementor(getMetaspaceKlass());
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
242
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
243 // No implementor.
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
244 if (implementorMetaspaceKlass == 0) {
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
245 return null;
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
246 }
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
247
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
248 return fromMetaspaceKlass(implementorMetaspaceKlass);
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
249 }
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
250
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
251 public HotSpotResolvedObjectTypeImpl getSupertype() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
252 if (isArray()) {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
253 ResolvedJavaType componentType = getComponentType();
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
254 if (mirror() == Object[].class || componentType.isPrimitive()) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
255 return fromObjectClass(Object.class);
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
256 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
257 return (HotSpotResolvedObjectTypeImpl) ((HotSpotResolvedObjectTypeImpl) componentType).getSupertype().getArrayClass();
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
258 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
259 if (isInterface()) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
260 return fromObjectClass(Object.class);
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
261 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
262 return getSuperclass();
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
263 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
264
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
265 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
266 public HotSpotResolvedObjectType findLeastCommonAncestor(ResolvedJavaType otherType) {
7059
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
267 if (otherType.isPrimitive()) {
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
268 return null;
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
269 } else {
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
270 HotSpotResolvedObjectTypeImpl t1 = this;
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
271 HotSpotResolvedObjectTypeImpl t2 = (HotSpotResolvedObjectTypeImpl) otherType;
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
272 while (true) {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
273 if (t1.isAssignableFrom(t2)) {
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
274 return t1;
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
275 }
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
276 if (t2.isAssignableFrom(t1)) {
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
277 return t2;
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
278 }
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
279 t1 = t1.getSupertype();
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
280 t2 = t2.getSupertype();
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
281 }
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
282 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
283 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
284
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
285 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
286 public HotSpotResolvedObjectType asExactType() {
22032
d1a41fbfcfd2 Replace ResolvedJavaType.isFinal with more meaningful and correct isLeaf
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22011
diff changeset
287 return isLeaf() ? this : null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
288 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
289
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
290 @Override
18361
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
291 public JavaConstant getJavaClass() {
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
292 return HotSpotObjectConstantImpl.forObject(mirror());
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
293 }
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
294
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
295 @Override
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
296 public JavaConstant getObjectHub() {
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
297 return klass();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
298 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
299
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
300 @Override
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
301 public AssumptionResult<Boolean> hasFinalizableSubclass() {
9126
bc26f978b0ce HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
Bernhard Urban <bernhard.urban@jku.at>
parents: 9100
diff changeset
302 assert !isArray();
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
303 if (!runtime().getCompilerToVM().hasFinalizableSubclass(getMetaspaceKlass())) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
304 return new AssumptionResult<>(false, new NoFinalizableSubclass(this));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
305 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
306 return new AssumptionResult<>(true);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
307 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
308
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
309 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
310 public boolean hasFinalizer() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
311 HotSpotVMConfig config = runtime().getConfig();
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
312 return (getAccessFlags() & config.klassHasFinalizerFlag) != 0;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
313 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
314
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
315 @Override
7059
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
316 public boolean isPrimitive() {
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
317 return false;
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
318 }
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
319
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
320 @Override
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
321 public boolean isArray() {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
322 return mirror().isArray();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
323 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
324
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
325 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
326 public boolean isInitialized() {
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
327 return isArray() ? true : getInitState() == runtime().getConfig().instanceKlassStateFullyInitialized;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
328 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
329
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
330 @Override
11520
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
331 public boolean isLinked() {
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
332 return isArray() ? true : getInitState() >= runtime().getConfig().instanceKlassStateLinked;
13259
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
333 }
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
334
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
335 /**
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
336 * Returns the value of the state field {@code InstanceKlass::_init_state} of the metaspace
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
337 * klass.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
338 *
13259
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
339 * @return state field value of this type
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
340 */
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
341 private int getInitState() {
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
342 assert !isArray() : "_init_state only exists in InstanceKlass";
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
343 return unsafe.getByte(getMetaspaceKlass() + runtime().getConfig().instanceKlassInitStateOffset) & 0xFF;
11520
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
344 }
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
345
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
346 @Override
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
347 public void initialize() {
13214
3f34b8f91cc5 moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents: 12559
diff changeset
348 if (!isInitialized()) {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
349 unsafe.ensureClassInitialized(mirror());
13214
3f34b8f91cc5 moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents: 12559
diff changeset
350 assert isInitialized();
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
351 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
352 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
353
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
354 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
355 public boolean isInstance(JavaConstant obj) {
7098
e23980f4a890 Cleanup of Kind class: remove isXxx methods
Christian Wimmer <christian.wimmer@oracle.com>
parents: 7097
diff changeset
356 if (obj.getKind() == Kind.Object && !obj.isNull()) {
18290
e7d219e9d01f removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
357 return mirror().isInstance(((HotSpotObjectConstantImpl) obj).object());
7015
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
358 }
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
359 return false;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
360 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
362 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363 public boolean isInstanceClass() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
364 return !isArray() && !isInterface();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
365 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
366
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
367 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
368 public boolean isInterface() {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
369 return mirror().isInterface();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
370 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
371
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372 @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
373 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
374 assert other != null;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
375 if (other instanceof HotSpotResolvedObjectTypeImpl) {
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
376 HotSpotResolvedObjectTypeImpl otherType = (HotSpotResolvedObjectTypeImpl) other;
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
377 return mirror().isAssignableFrom(otherType.mirror());
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
378 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
379 return false;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
380 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
381
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
382 @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
383 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
384 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
385 }
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
386
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
387 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
388 public Kind getKind() {
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5538
diff changeset
389 return Kind.Object;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
390 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
391
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
392 @Override
18191
839f97696479 Rename ResolvedJavaMethod.resolvedMethod() to resolveConcreteMethod() the reflect its actual behavior.
Josef Eisl <josef.eisl@jku.at>
parents: 18187
diff changeset
393 public ResolvedJavaMethod resolveConcreteMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) {
18192
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
394 ResolvedJavaMethod resolvedMethod = resolveMethod(method, callerType, true);
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
395 if (resolvedMethod == null || resolvedMethod.isAbstract()) {
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
396 return null;
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
397 }
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
398 return resolvedMethod;
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
399 }
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
400
18192
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
401 @Override
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
402 public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method, ResolvedJavaType callerType, boolean includeAbstract) {
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
403 if (!includeAbstract) {
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
404 return resolveConcreteMethod(method, callerType);
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
405 }
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
406 assert !callerType.isArray();
18823
5a21cac1968f Add utilities ModifiersProvider#isConcrete, ResolvedJavaMethod#hasReceiver, ResolvedJavaMethod#hasBytecodes to Graal API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18789
diff changeset
407 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
408 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
409 }
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
410 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
411 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
412 }
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
413 HotSpotResolvedJavaMethodImpl hotSpotMethod = (HotSpotResolvedJavaMethodImpl) method;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
414 HotSpotResolvedObjectTypeImpl hotSpotCallerType = (HotSpotResolvedObjectTypeImpl) callerType;
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
415 final long resolvedMetaspaceMethod = runtime().getCompilerToVM().resolveMethod(getMetaspaceKlass(), hotSpotMethod.getMetaspaceMethod(), hotSpotCallerType.getMetaspaceKlass());
13374
ad187607b784 make CompilerToVM.resolveMethod return a metadata method instead of a Java type
twisti
parents: 13305
diff changeset
416 if (resolvedMetaspaceMethod == 0) {
11823
6440f50c1ea8 improved documentation and testing for ResolvedJavaType.resolveMethod() (GRAAL-489)
Doug Simon <doug.simon@oracle.com>
parents: 11520
diff changeset
417 return null;
6440f50c1ea8 improved documentation and testing for ResolvedJavaType.resolveMethod() (GRAAL-489)
Doug Simon <doug.simon@oracle.com>
parents: 11520
diff changeset
418 }
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
419 return HotSpotResolvedJavaMethodImpl.fromMetaspace(resolvedMetaspaceMethod);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
421
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
422 public ConstantPool constantPool() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 if (constantPool == null) {
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
424 final long metaspaceConstantPool = unsafe.getAddress(getMetaspaceKlass() + runtime().getConfig().instanceKlassConstantsOffset);
13259
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
425 constantPool = new HotSpotConstantPool(metaspaceConstantPool);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
426 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
427 return constantPool;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
428 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
429
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
430 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
431 * 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
432 * 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
433 * be called if this is an array or interface type.
5616
310ed6650682 added check to ensure fast path allocation is never used for types that don't allow it
Doug Simon <doug.simon@oracle.com>
parents: 5554
diff changeset
434 */
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
435 public int instanceSize() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
436 assert !isArray();
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
437 assert !isInterface();
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
438
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
439 HotSpotVMConfig config = runtime().getConfig();
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
440 final int layoutHelper = unsafe.getInt(getMetaspaceKlass() + config.klassLayoutHelperOffset);
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
441 assert layoutHelper > config.klassLayoutHelperNeutralValue : "must be instance";
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
442
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
443 // See: Klass::layout_helper_size_in_bytes
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
444 int size = layoutHelper & ~config.klassLayoutHelperInstanceSlowPathBit;
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
445
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
446 // See: Klass::layout_helper_needs_slow_path
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
447 boolean needsSlowPath = (layoutHelper & config.klassLayoutHelperInstanceSlowPathBit) != 0;
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
448
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
449 return needsSlowPath ? -size : size;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
450 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
451
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
452 public synchronized HotSpotResolvedJavaMethod createMethod(long metaspaceMethod) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
453 HotSpotResolvedJavaMethod method = null;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
454 if (methodCache == null) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
455 methodCache = new HashMap<>(8);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
456 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
457 method = methodCache.get(metaspaceMethod);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
458 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
459 if (method == null) {
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
460 method = new HotSpotResolvedJavaMethodImpl(this, metaspaceMethod);
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
461 methodCache.put(metaspaceMethod, method);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
462 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
463 return method;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
464 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
465
16615
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
466 public int getVtableLength() {
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
467 HotSpotVMConfig config = runtime().getConfig();
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
468 if (isInterface() || isArray()) {
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
469 /* Everything has the core vtable of java.lang.Object */
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
470 return config.baseVtableLength;
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
471 }
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
472 int result = unsafe.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) / (config.vtableEntrySize / config.heapWordSize);
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
473 assert result >= config.baseVtableLength : unsafe.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) + " " + config.vtableEntrySize;
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
474 return result;
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
475 }
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
476
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
477 public synchronized HotSpotResolvedJavaField createField(String fieldName, JavaType type, long offset, int rawFlags) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
478 HotSpotResolvedJavaField result = null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
479
22011
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
480 final int flags = rawFlags & ModifiersProvider.jvmFieldModifiers();
13495
818d2885db2f Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13479
diff changeset
481
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
482 final long id = offset + ((long) flags << 32);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
483
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
484 // (thomaswue) Must cache the fields, because the local load elimination only works if the
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
485 // objects from two field lookups are identical.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
486 if (fieldCache == null) {
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
487 fieldCache = new HashMap<>(8);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
488 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 result = fieldCache.get(id);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
490 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
491
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
492 if (result == null) {
18264
e28aa8468d5e converted HotSpotResolvedJavaField to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18262
diff changeset
493 result = new HotSpotResolvedJavaFieldImpl(this, fieldName, type, offset, rawFlags);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
494 fieldCache.put(id, result);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495 } 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
496 assert result.getName().equals(fieldName);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
497 // assert result.getType().equals(type);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
498 assert result.offset() == offset;
13495
818d2885db2f Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13479
diff changeset
499 assert result.getModifiers() == flags;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
500 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
501
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
502 return result;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
503 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
504
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
505 @Override
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
506 public AssumptionResult<ResolvedJavaMethod> findUniqueConcreteMethod(ResolvedJavaMethod method) {
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
507 HotSpotResolvedJavaMethod hmethod = (HotSpotResolvedJavaMethod) method;
18323
301c5e3d683a removed *Impl types in signatures of Remote interfaces
Doug Simon <doug.simon@oracle.com>
parents: 18290
diff changeset
508 HotSpotResolvedObjectType declaredHolder = hmethod.getDeclaringClass();
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
509 /*
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
510 * Sometimes the receiver type in the graph hasn't stabilized to a subtype of declared
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
511 * 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
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
512 * 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
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
513 * 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
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
514 * a deopt instead since they can't really be used if they aren't linked yet.
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
515 */
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
516 if (!declaredHolder.isAssignableFrom(this) || this.isArray() || this.equals(declaredHolder) || !isLinked() || isInterface()) {
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
517 ResolvedJavaMethod result = hmethod.uniqueConcreteMethod(declaredHolder);
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
518 if (result != null) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
519 return new AssumptionResult<>(result, new ConcreteMethod(method, declaredHolder, result));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
520 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
521 return null;
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
522 }
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
523 /*
18789
3ed3f2b4d777 comment fixes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18556
diff changeset
524 * The holder may be a subtype of the declaredHolder so make sure to resolve the method to
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
525 * the correct method for the subtype.
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
526 */
18192
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
527 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) resolveMethod(hmethod, this, true);
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
528 if (resolvedMethod == null) {
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
529 // The type isn't known to implement the method.
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
530 return null;
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
531 }
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
532
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
533 ResolvedJavaMethod result = resolvedMethod.uniqueConcreteMethod(this);
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
534 if (result != null) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
535 return new AssumptionResult<>(result, new ConcreteMethod(method, this, result));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
536 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
537 return null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
538 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
539
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
540 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
541 * This class represents the field information for one field contained in the fields array of an
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
542 * {@code InstanceKlass}. The implementation is similar to the native {@code FieldInfo} class.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
543 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
544 private class FieldInfo {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
545 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
546 * Native pointer into the array of Java shorts.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
547 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
548 private final long metaspaceData;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
549
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
550 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
551 * Creates a field info for the field in the fields array at index {@code index}.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
552 *
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
553 * @param index index to the fields array
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
554 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
555 public FieldInfo(int index) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
556 HotSpotVMConfig config = runtime().getConfig();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
557 // Get Klass::_fields
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
558 final long metaspaceFields = unsafe.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
559 assert config.fieldInfoFieldSlots == 6 : "revisit the field parsing code";
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
560 metaspaceData = metaspaceFields + config.arrayU2DataOffset + config.fieldInfoFieldSlots * Short.BYTES * index;
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
561 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
562
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
563 private int getAccessFlags() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
564 return readFieldSlot(runtime().getConfig().fieldInfoAccessFlagsOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
565 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
566
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
567 private int getNameIndex() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
568 return readFieldSlot(runtime().getConfig().fieldInfoNameIndexOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
569 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
570
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
571 private int getSignatureIndex() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
572 return readFieldSlot(runtime().getConfig().fieldInfoSignatureIndexOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
573 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
574
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
575 public int getOffset() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
576 HotSpotVMConfig config = runtime().getConfig();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
577 final int lowPacked = readFieldSlot(config.fieldInfoLowPackedOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
578 final int highPacked = readFieldSlot(config.fieldInfoHighPackedOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
579 final int offset = ((highPacked << Short.SIZE) | lowPacked) >> config.fieldInfoTagSize;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
580 return offset;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
581 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
582
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
583 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
584 * Helper method to read an entry (slot) from the field array. Currently field info is laid
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
585 * on top an array of Java shorts.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
586 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
587 private int readFieldSlot(int index) {
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
588 return unsafe.getChar(metaspaceData + Short.BYTES * index);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
589 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
590
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
591 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
592 * Returns the name of this field as a {@link String}. If the field is an internal field the
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
593 * name index is pointing into the vmSymbols table.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
594 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
595 public String getName() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
596 final int nameIndex = getNameIndex();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
597 return isInternal() ? HotSpotVmSymbols.symbolAt(nameIndex) : constantPool().lookupUtf8(nameIndex);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
598 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
599
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
600 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
601 * Returns the signature of this field as {@link String}. If the field is an internal field
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
602 * the signature index is pointing into the vmSymbols table.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
603 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
604 public String getSignature() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
605 final int signatureIndex = getSignatureIndex();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
606 return isInternal() ? HotSpotVmSymbols.symbolAt(signatureIndex) : constantPool().lookupUtf8(signatureIndex);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
607 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
608
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
609 public JavaType getType() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
610 String signature = getSignature();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
611 return runtime().lookupType(signature, HotSpotResolvedObjectTypeImpl.this, false);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
612 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
613
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
614 private boolean isInternal() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
615 return (getAccessFlags() & runtime().getConfig().jvmAccFieldInternal) != 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
616 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
617
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
618 public boolean isStatic() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
619 return Modifier.isStatic(getAccessFlags());
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
620 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
621
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
622 public boolean hasGenericSignature() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
623 return (getAccessFlags() & runtime().getConfig().jvmAccFieldHasGenericSignature) != 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
624 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
625 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
626
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
627 private static class OffsetComparator implements java.util.Comparator<HotSpotResolvedJavaField> {
7136
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
628 @Override
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
629 public int compare(HotSpotResolvedJavaField o1, HotSpotResolvedJavaField o2) {
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
630 return o1.offset() - o2.offset();
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
631 }
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
632 }
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
633
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
634 @Override
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
635 public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
636 if (instanceFields == null) {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
637 if (isArray() || isInterface()) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
638 instanceFields = new HotSpotResolvedJavaField[0];
6293
6550737d7807 an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
Doug Simon <doug.simon@oracle.com>
parents: 6277
diff changeset
639 } else {
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
640 final int fieldCount = getFieldCount();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
641 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
642
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
643 for (int i = 0; i < fieldCount; i++) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
644 FieldInfo field = new FieldInfo(i);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
645
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
646 // We are only interested in instance fields.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
647 if (!field.isStatic()) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
648 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags());
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
649 fieldsArray.add(resolvedJavaField);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
650 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
651 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
652
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
653 fieldsArray.sort(new OffsetComparator());
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
654
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
655 HotSpotResolvedJavaField[] myFields = fieldsArray.toArray(new HotSpotResolvedJavaField[0]);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
656
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
657 if (mirror() != Object.class) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
658 HotSpotResolvedJavaField[] superFields = (HotSpotResolvedJavaField[]) getSuperclass().getInstanceFields(true);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
659 HotSpotResolvedJavaField[] fields = Arrays.copyOf(superFields, superFields.length + myFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
660 System.arraycopy(myFields, 0, fields, superFields.length, myFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
661 instanceFields = fields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
662 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
663 assert myFields.length == 0 : "java.lang.Object has fields!";
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
664 instanceFields = myFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
665 }
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
666
6293
6550737d7807 an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
Doug Simon <doug.simon@oracle.com>
parents: 6277
diff changeset
667 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
668 }
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
669 if (!includeSuperclasses) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
670 int myFieldsStart = 0;
14158
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14105
diff changeset
671 while (myFieldsStart < instanceFields.length && !instanceFields[myFieldsStart].getDeclaringClass().equals(this)) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
672 myFieldsStart++;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
673 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
674 if (myFieldsStart == 0) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
675 return instanceFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
676 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
677 if (myFieldsStart == instanceFields.length) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
678 return new HotSpotResolvedJavaField[0];
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
679 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
680 return Arrays.copyOfRange(instanceFields, myFieldsStart, instanceFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
681 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
682 return instanceFields;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
683 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
684
15839
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
685 @Override
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
686 public ResolvedJavaField[] getStaticFields() {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
687 if (isArray()) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
688 return new HotSpotResolvedJavaField[0];
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
689 } else {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
690 final int fieldCount = getFieldCount();
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
691 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
692
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
693 for (int i = 0; i < fieldCount; i++) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
694 FieldInfo field = new FieldInfo(i);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
695
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
696 // We are only interested in static fields.
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
697 if (field.isStatic()) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
698 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags());
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
699 fieldsArray.add(resolvedJavaField);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
700 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
701 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
702
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
703 fieldsArray.sort(new OffsetComparator());
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
704 return fieldsArray.toArray(new HotSpotResolvedJavaField[fieldsArray.size()]);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
705 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
706 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
707
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
708 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
709 * Returns the actual field count of this class's internal {@code InstanceKlass::_fields} array
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
710 * by walking the array and discounting the generic signature slots at the end of the array.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
711 *
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
712 * <p>
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
713 * See {@code FieldStreamBase::init_generic_signature_start_slot}
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
714 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
715 private int getFieldCount() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
716 HotSpotVMConfig config = runtime().getConfig();
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
717 final long metaspaceFields = unsafe.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
718 int metaspaceFieldsLength = unsafe.getInt(metaspaceFields + config.arrayU1LengthOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
719 int fieldCount = 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
720
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
721 for (int i = 0, index = 0; i < metaspaceFieldsLength; i += config.fieldInfoFieldSlots, index++) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
722 FieldInfo field = new FieldInfo(index);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
723 if (field.hasGenericSignature()) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
724 metaspaceFieldsLength--;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
725 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
726 fieldCount++;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
727 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
728 return fieldCount;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
729 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
730
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
731 @Override
7053
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
732 public Class<?> mirror() {
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
733 return javaClass;
7053
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
734 }
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
735
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
736 @Override
7307
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
737 public String getSourceFileName() {
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
738 HotSpotVMConfig config = runtime().getConfig();
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
739 final int sourceFileNameIndex = unsafe.getChar(getMetaspaceKlass() + config.instanceKlassSourceFileNameIndexOffset);
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
740 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
741 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
742 }
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
743 return constantPool().lookupUtf8(sourceFileNameIndex);
7307
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
744 }
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
745
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
746 @Override
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
747 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
748 return mirror().getAnnotation(annotationClass);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
749 }
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
750
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
751 /**
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
752 * 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
753 * 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
754 * {@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
755 * {@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
756 * re-resolving} the type.
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
757 */
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
758 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
759 assert accessingClass != null;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
760 ResolvedJavaType elementType = getElementalType();
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
761 if (elementType.isPrimitive()) {
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
762 // 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
763 return true;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
764 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
765 if (elementType.getName().startsWith("Ljava/")) {
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
766 // 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
767 // 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
768 assert mirror().getClassLoader() == null;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
769 return true;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
770 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
771 ClassLoader thisCl = mirror().getClassLoader();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
772 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
773 return thisCl == accessingClassCl;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
774 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
775
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
776 @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
777 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
778 if (isDefinitelyResolvedWithRespectTo(requireNonNull(accessingClass))) {
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
779 return this;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
780 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
781 HotSpotResolvedObjectTypeImpl accessingType = (HotSpotResolvedObjectTypeImpl) accessingClass;
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
782 return (ResolvedJavaType) runtime().lookupType(getName(), accessingType, true);
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
783 }
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
784
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
785 /**
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
786 * 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
787 */
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
788 public JavaConstant klass() {
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
789 return HotSpotMetaspaceConstantImpl.forMetaspaceObject(runtime().getHostJVMCIBackend().getTarget().wordKind, getMetaspaceKlass(), this, false);
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
790 }
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
791
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
792 public boolean isPrimaryType() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
793 return runtime().getConfig().secondarySuperCacheOffset != superCheckOffset();
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
794 }
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
795
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
796 public int superCheckOffset() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
797 HotSpotVMConfig config = runtime().getConfig();
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
798 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
799 }
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
800
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
801 public long prototypeMarkWord() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
802 HotSpotVMConfig config = runtime().getConfig();
7147
88d626e2c2a8 added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents: 7143
diff changeset
803 if (isArray()) {
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
804 return config.arrayPrototypeMarkWord();
7147
88d626e2c2a8 added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents: 7143
diff changeset
805 } else {
18556
7484f5fcd41d removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
Doug Simon <doug.simon@oracle.com>
parents: 18534
diff changeset
806 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
807 }
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
808 }
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
809
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
810 @Override
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
811 public ResolvedJavaField findInstanceFieldWithOffset(long offset, Kind expectedEntryKind) {
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
812 ResolvedJavaField[] declaredFields = getInstanceFields(true);
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
813 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
814 HotSpotResolvedJavaField resolvedField = (HotSpotResolvedJavaField) field;
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
815 long resolvedFieldOffset = resolvedField.offset();
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
816 // @formatter:off
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
817 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
818 expectedEntryKind.isPrimitive() &&
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
819 !expectedEntryKind.equals(Kind.Void) &&
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
820 resolvedField.getKind().isPrimitive()) {
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
821 resolvedFieldOffset +=
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
822 resolvedField.getKind().getByteCount() -
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
823 Math.min(resolvedField.getKind().getByteCount(), 4 + expectedEntryKind.getByteCount());
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
824 }
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
825 if (resolvedFieldOffset == offset) {
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
826 return field;
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
827 }
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
828 // @formatter:on
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
829 }
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
830 return null;
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
831 }
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
832
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
833 @Override
7828
49921d2ee9ce class file path retrieval returns URL
Michael Haupt <michael.haupt@oracle.com>
parents: 7820
diff changeset
834 public URL getClassFilePath() {
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
835 Class<?> cls = mirror();
7831
fb0ef768d877 simplified class file path retrieval, added test
Michael Haupt <michael.haupt@oracle.com>
parents: 7829
diff changeset
836 return cls.getResource(MetaUtil.getSimpleName(cls, true).replace('.', '$') + ".class");
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
837 }
7829
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
838
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
839 @Override
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
840 public boolean isLocal() {
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
841 return mirror().isLocalClass();
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
842 }
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
843
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
844 @Override
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
845 public boolean isMember() {
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
846 return mirror().isMemberClass();
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
847 }
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
848
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
849 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
850 public HotSpotResolvedObjectTypeImpl getEnclosingType() {
7829
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
851 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
852 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
853 }
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
854
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
855 @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
856 public ResolvedJavaMethod[] getDeclaredConstructors() {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
857 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
858 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
859 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
860 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
861 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
862 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
863 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
864 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
865
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
866 @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
867 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
868 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
869 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
870 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
871 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
872 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
873 }
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
874 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
875 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
876
11952
c0807f5fdca5 added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents: 11823
diff changeset
877 public ResolvedJavaMethod getClassInitializer() {
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
878 final long metaspaceMethod = runtime().getCompilerToVM().getClassInitializer(getMetaspaceKlass());
13295
903fd774dd61 simplified implementation of HotSpotResolvedObjectType.getClassInitializer()
Doug Simon <doug.simon@oracle.com>
parents: 13263
diff changeset
879 if (metaspaceMethod != 0L) {
903fd774dd61 simplified implementation of HotSpotResolvedObjectType.getClassInitializer()
Doug Simon <doug.simon@oracle.com>
parents: 13263
diff changeset
880 return createMethod(metaspaceMethod);
11952
c0807f5fdca5 added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents: 11823
diff changeset
881 }
c0807f5fdca5 added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents: 11823
diff changeset
882 return null;
9985
e6bd1004082a added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents: 9835
diff changeset
883 }
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
884
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
885 @Override
13305
a63d65b682a8 moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents: 13295
diff changeset
886 public String toString() {
15730
920b7bb058a6 Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15726
diff changeset
887 return "HotSpotType<" + getName() + ", resolved>";
13305
a63d65b682a8 moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents: 13295
diff changeset
888 }
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
889
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
890 @Override
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
891 public boolean isTrustedInterfaceType() {
19743
d526b6bffc7c removed HotSpotResolvedObjectTypeImpl.trustedInterfaceType
Doug Simon <doug.simon@oracle.com>
parents: 18950
diff changeset
892 return TrustedInterface.class.isAssignableFrom(mirror());
17156
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
893 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
894 }