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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotResolvedJavaType.java @ 7045:7ac6e4c10e37

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bug fix for HotSpotReslvedJavaType.findUniqueConcreteSubtype() on arrays of interfaces
author Doug Simon <doug.simon@oracle.com>
date Tue, 27 Nov 2012 16:37:02 +0100
parents 34753b057324
children 6cbaae52bab9 014727292ae0
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.meta;
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25 import static com.oracle.graal.api.meta.MetaUtil.*;
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26 import static com.oracle.graal.graph.FieldIntrospection.*;
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27 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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28 import static java.lang.reflect.Modifier.*;
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29
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30 import java.lang.annotation.*;
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31 import java.lang.reflect.*;
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32 import java.util.*;
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33
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.hotspot.*;
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37 /**
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38 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes.
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39 */
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40 public final class HotSpotResolvedJavaType extends HotSpotJavaType implements ResolvedJavaType {
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41
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42 private static final long serialVersionUID = 3481514353553840471L;
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43
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44 /**
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45 * Value for the {@code sizeOrSpecies} parameter in {@link HotSpotResolvedJavaType#HotSpotResolvedJavaType}
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46 * denoting that the new type represents an interface class.
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47 */
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48 public static final int INTERFACE_SPECIES_VALUE = Integer.MIN_VALUE;
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49
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50 /**
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51 * Value for the {@code sizeOrSpecies} parameter in {@link HotSpotResolvedJavaType#HotSpotResolvedJavaType}
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52 * denoting that the new type represents an array class.
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53 */
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54 public static final int ARRAY_SPECIES_VALUE = Integer.MAX_VALUE;
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55
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56 /**
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57 * Reference to the metaspace Klass object.
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58 */
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59 private final long metaspaceKlass;
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60
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61 private final Class<?> javaMirror; // this could be read directly from 'metaspaceKlass'...
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62 private final String simpleName;
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63 private final boolean hasFinalizableSubclass;
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64
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65 /**
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66 * The instance size for an instance type, {@link HotSpotResolvedJavaType#INTERFACE_SPECIES_VALUE} denoting
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67 * an interface type or {@link HotSpotResolvedJavaType#ARRAY_SPECIES_VALUE} denoting an array type.
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68 */
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69 private final int sizeOrSpecies;
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70
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71 private HashMap<Long, ResolvedJavaField> fieldCache;
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72 private HashMap<Long, HotSpotResolvedJavaMethod> methodCache;
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73 private HotSpotResolvedJavaField[] instanceFields;
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74 private ResolvedJavaType[] interfaces;
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75 private ConstantPool constantPool;
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76 private boolean isInitialized;
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77 private ResolvedJavaType arrayOfType;
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78
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79 /**
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80 * Gets the Graal mirror from a HotSpot metaspace Klass native object.
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81 *
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82 * @param metaspaceKlass a metaspace Klass object boxed in a {@link Constant}
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83 * @return the {@link ResolvedJavaType} corresponding to {@code klassConstant}
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84 */
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85 public static ResolvedJavaType fromMetaspaceKlass(Constant metaspaceKlass) {
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86 assert metaspaceKlass.getKind().isLong();
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87 return fromMetaspaceKlass(metaspaceKlass.asLong());
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88 }
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89
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90 /**
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91 * Gets the Graal mirror from a HotSpot metaspace Klass native object.
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92 *
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93 * @param metaspaceKlass a metaspace Klass object
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94 * @return the {@link ResolvedJavaType} corresponding to {@code metaspaceKlass}
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95 */
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96 public static ResolvedJavaType fromMetaspaceKlass(long metaspaceKlass) {
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97 assert metaspaceKlass != 0;
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98 Class javaClass = (Class) unsafe.getObject(null, metaspaceKlass + HotSpotGraalRuntime.getInstance().getConfig().classMirrorOffset);
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99 assert javaClass != null;
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100 return fromClass(javaClass);
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101 }
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102
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103 /**
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104 * Gets the Graal mirror from a {@link Class} object.
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105 *
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106 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass}
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107 */
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108 public static ResolvedJavaType fromClass(Class javaClass) {
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109 ResolvedJavaType type = (ResolvedJavaType) unsafe.getObject(javaClass, (long) HotSpotGraalRuntime.getInstance().getConfig().graalMirrorInClassOffset);
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110 if (type == null) {
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111 type = HotSpotGraalRuntime.getInstance().getCompilerToVM().getResolvedType(javaClass);
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112 assert type != null;
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113 }
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114 return type;
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115 }
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116
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117 /**
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118 * @param hasFinalizableSubclass
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119 * @param sizeOrSpecies the size of an instance of the type, or {@link HotSpotResolvedJavaType#INTERFACE_SPECIES_VALUE} or {@link HotSpotResolvedJavaType#ARRAY_SPECIES_VALUE}
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120 */
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121 public HotSpotResolvedJavaType(long metaspaceKlass,
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122 String name,
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123 String simpleName,
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124 Class javaMirror,
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125 boolean hasFinalizableSubclass,
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126 int sizeOrSpecies) {
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127 super(name);
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128 this.metaspaceKlass = metaspaceKlass;
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129 this.javaMirror = javaMirror;
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diff changeset
130 this.simpleName = simpleName;
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diff changeset
131 this.hasFinalizableSubclass = hasFinalizableSubclass;
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diff changeset
132 this.sizeOrSpecies = sizeOrSpecies;
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diff changeset
133 assert name.charAt(0) != '[' || sizeOrSpecies == ARRAY_SPECIES_VALUE : name + " " + Long.toHexString(sizeOrSpecies);
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diff changeset
134 assert javaMirror.isArray() == isArrayClass();
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parents: 6699
diff changeset
135 assert javaMirror.isInterface() == isInterface();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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parents: 6699
diff changeset
136 //System.out.println("0x" + Long.toHexString(metaspaceKlass) + ": " + name);
3733
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137 }
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diff changeset
138
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parents:
diff changeset
139 @Override
6539
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
140 public int getModifiers() {
6717
5bbe9618118e clarified the specification of ResolvedJavaType.getModifiers() to indicate the similarity to Class.getModifiers() and fixed the current usages and the HotSpot implementation to accommodate the spec change
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
141 return javaMirror.getModifiers();
3733
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diff changeset
142 }
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parents:
diff changeset
143
6950
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diff changeset
144 public int getAccessFlags() {
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diff changeset
145 HotSpotVMConfig config = HotSpotGraalRuntime.getInstance().getConfig();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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diff changeset
146 return unsafe.getInt(null, metaspaceKlass + config.klassAccessFlagsOffset);
3733
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147 }
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148
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parents:
diff changeset
149 @Override
6539
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diff changeset
150 public ResolvedJavaType getArrayClass() {
3733
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parents:
diff changeset
151 if (arrayOfType == null) {
6950
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diff changeset
152 arrayOfType = fromClass(Array.newInstance(javaMirror, 0).getClass());
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153 }
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parents:
diff changeset
154 return arrayOfType;
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parents:
diff changeset
155 }
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parents:
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156
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parents:
diff changeset
157 @Override
6539
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
158 public ResolvedJavaType getComponentType() {
6950
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diff changeset
159 Class javaComponentType = javaMirror.getComponentType();
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diff changeset
160 return javaComponentType == null ? null : fromClass(javaComponentType);
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161 }
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162
7044
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
163 public ResolvedJavaType getElementType() {
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
164 ResolvedJavaType type = this;
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
165 while (type.getComponentType() != null) {
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diff changeset
166 type = type.getComponentType();
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Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
167 }
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
168 return type;
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Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
169 }
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170
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Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
171 private static boolean hasSubtype(ResolvedJavaType type) {
7045
7ac6e4c10e37 bug fix for HotSpotReslvedJavaType.findUniqueConcreteSubtype() on arrays of interfaces
Doug Simon <doug.simon@oracle.com>
parents: 7044
diff changeset
172 assert !type.isArrayClass() : type;
7044
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Doug Simon <doug.simon@oracle.com>
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diff changeset
173 if (isPrimitive(type)) {
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
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diff changeset
174 return false;
34753b057324 added unit tests for JavaType, JavaMethod and ResolvedJavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
175 }
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Doug Simon <doug.simon@oracle.com>
parents: 7037
diff changeset
176 HotSpotVMConfig config = HotSpotGraalRuntime.getInstance().getConfig();
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parents: 7037
diff changeset
177 if (unsafeReadWord(((HotSpotResolvedJavaType) type).metaspaceKlass + config.subklassOffset) != 0) {
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diff changeset
178 return true;
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Doug Simon <doug.simon@oracle.com>
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diff changeset
179 }
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Doug Simon <doug.simon@oracle.com>
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diff changeset
180 return false;
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Doug Simon <doug.simon@oracle.com>
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diff changeset
181 }
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182
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183 @Override
6539
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
184 public ResolvedJavaType findUniqueConcreteSubtype() {
7044
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diff changeset
185 HotSpotVMConfig config = HotSpotGraalRuntime.getInstance().getConfig();
4433
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Lukas Stadler <lukas.stadler@jku.at>
parents: 4220
diff changeset
186 if (isArrayClass()) {
7044
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187 ResolvedJavaType elementType = getElementType();
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diff changeset
188 if (hasSubtype(elementType)) {
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diff changeset
189 return null;
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diff changeset
190 }
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Doug Simon <doug.simon@oracle.com>
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diff changeset
191 return this;
4433
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parents: 4220
diff changeset
192 } else {
7037
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diff changeset
193 HotSpotResolvedJavaType type = this;
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Doug Simon <doug.simon@oracle.com>
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diff changeset
194 while (isAbstract(type.getModifiers())) {
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diff changeset
195 long subklass = unsafeReadWord(type.metaspaceKlass + config.subklassOffset);
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diff changeset
196 if (subklass == 0 || unsafeReadWord(subklass + config.nextSiblingOffset) != 0) {
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diff changeset
197 return null;
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Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
198 }
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Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
199 type = (HotSpotResolvedJavaType) fromMetaspaceKlass(subklass);
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diff changeset
200 }
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parents: 7030
diff changeset
201 if (unsafeReadWord(type.metaspaceKlass + config.subklassOffset) != 0) {
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parents: 7030
diff changeset
202 return null;
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Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
203 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
204 return type;
4433
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Lukas Stadler <lukas.stadler@jku.at>
parents: 4220
diff changeset
205 }
3733
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parents:
diff changeset
206 }
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parents:
diff changeset
207
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parents:
diff changeset
208 @Override
7037
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parents: 7030
diff changeset
209 public HotSpotResolvedJavaType getSuperclass() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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diff changeset
210 Class javaSuperclass = javaMirror.getSuperclass();
7037
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parents: 7030
diff changeset
211 return javaSuperclass == null ? null : (HotSpotResolvedJavaType) fromClass(javaSuperclass);
3733
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parents:
diff changeset
212 }
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parents:
diff changeset
213
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parents:
diff changeset
214 @Override
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
215 public ResolvedJavaType[] getInterfaces() {
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
216 if (interfaces == null) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
217 Class[] javaInterfaces = javaMirror.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
218 ResolvedJavaType[] result = new ResolvedJavaType[javaInterfaces.length];
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
219 for (int i = 0; i < javaInterfaces.length; i++) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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parents: 6699
diff changeset
220 result[i] = fromClass(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
221 }
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
222 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
223 }
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
224 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
225 }
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
226
7037
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parents: 7030
diff changeset
227 public HotSpotResolvedJavaType getSupertype() {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
228 if (isArrayClass()) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
229 ResolvedJavaType componentType = getComponentType();
dd81042f4eb1 added unit tests for ResolvedJavaType
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parents: 7030
diff changeset
230 if (javaMirror == Object[].class || componentType instanceof HotSpotTypePrimitive) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
231 return (HotSpotResolvedJavaType) fromClass(Object.class);
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
232 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
233 return (HotSpotResolvedJavaType) ((HotSpotResolvedJavaType) componentType).getSupertype().getArrayClass();
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
234 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
235 if (isInterface()) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
236 return (HotSpotResolvedJavaType) fromClass(Object.class);
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
237 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
238 return getSuperclass();
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
239 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
240
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
241 @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
242 public ResolvedJavaType findLeastCommonAncestor(ResolvedJavaType otherType) {
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
243 if (otherType instanceof HotSpotTypePrimitive) {
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
244 return null;
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
245 } else {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
246 HotSpotResolvedJavaType t1 = this;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
247 HotSpotResolvedJavaType t2 = (HotSpotResolvedJavaType) otherType;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
248 while (true) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
249 if (t2.isAssignableTo(t1)) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
250 return t1;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
251 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
252 if (t1.isAssignableTo(t2)) {
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
253 return t2;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
254 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
255 t1 = t1.getSupertype();
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
256 t2 = t2.getSupertype();
dd81042f4eb1 added unit tests for ResolvedJavaType
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parents: 7030
diff changeset
257 }
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
258 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
259 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
260
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
261 @Override
6950
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diff changeset
262 public ResolvedJavaType asExactType() {
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parents: 6699
diff changeset
263 if (isArrayClass()) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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parents: 6699
diff changeset
264 return getComponentType().asExactType() != null ? this : null;
3733
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parents:
diff changeset
265 }
6950
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diff changeset
266 return Modifier.isFinal(getModifiers()) ? this : null;
3733
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parents:
diff changeset
267 }
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parents:
diff changeset
268
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parents:
diff changeset
269 @Override
5538
e18ba36bfebc Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5534
diff changeset
270 public Constant getEncoding(Representation r) {
3733
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parents:
diff changeset
271 switch (r) {
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diff changeset
272 case JavaClass:
5538
e18ba36bfebc Renamed RiConstant => Constant.
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diff changeset
273 return Constant.forObject(javaMirror);
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parents:
diff changeset
274 case ObjectHub:
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diff changeset
275 return klass();
6401
3b3af8fc32a7 Distinguish between the Representation of primitive and Object fields so that Object fields can be stored in a different place.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6375
diff changeset
276 case StaticPrimitiveFields:
3b3af8fc32a7 Distinguish between the Representation of primitive and Object fields so that Object fields can be stored in a different place.
Christian Wimmer <christian.wimmer@oracle.com>
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diff changeset
277 case StaticObjectFields:
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e18ba36bfebc Renamed RiConstant => Constant.
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diff changeset
278 return Constant.forObject(javaMirror);
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parents:
diff changeset
279 default:
5629
26a060cc58ca Initial implementation of closed world analysis by iteratively expanding the universe starting at method entry points.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5554
diff changeset
280 assert false : "Should not reach here.";
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diff changeset
281 return null;
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parents:
diff changeset
282 }
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parents:
diff changeset
283 }
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parents:
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284
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parents:
diff changeset
285 @Override
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parents:
diff changeset
286 public boolean hasFinalizableSubclass() {
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parents:
diff changeset
287 return hasFinalizableSubclass;
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parents:
diff changeset
288 }
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parents:
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289
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parents:
diff changeset
290 @Override
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parents:
diff changeset
291 public boolean hasFinalizer() {
6950
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diff changeset
292 HotSpotVMConfig config = HotSpotGraalRuntime.getInstance().getConfig();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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diff changeset
293 return (getAccessFlags() & config.klassHasFinalizerFlag) != 0;
3733
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parents:
diff changeset
294 }
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parents:
diff changeset
295
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parents:
diff changeset
296 @Override
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parents:
diff changeset
297 public boolean isArrayClass() {
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diff changeset
298 return sizeOrSpecies == ARRAY_SPECIES_VALUE;
3733
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parents:
diff changeset
299 }
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
300
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
301 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
302 public boolean isInitialized() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
303 if (!isInitialized) {
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 6549
diff changeset
304 isInitialized = HotSpotGraalRuntime.getInstance().getCompilerToVM().isTypeInitialized(this);
3733
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parents:
diff changeset
305 }
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
306 return isInitialized;
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
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
310 public void initialize() {
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 6549
diff changeset
311 if (!isInitialized) {
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 6549
diff changeset
312 HotSpotGraalRuntime.getInstance().getCompilerToVM().initializeType(this);
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
313 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
314 isInitialized = true;
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
315 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
316
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
317 @Override
5538
e18ba36bfebc Renamed RiConstant => Constant.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5534
diff changeset
318 public boolean isInstance(Constant obj) {
7015
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
319 if (obj.getKind().isObject() && !obj.isNull()) {
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
320 return javaMirror.isInstance(obj.asObject());
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
321 }
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
322 return false;
3733
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parents:
diff changeset
323 }
e233f5660da4 Added Java files from Maxine project.
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parents:
diff changeset
324
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
325 @Override
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
326 public boolean isInstanceClass() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
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parents: 6699
diff changeset
327 return !isArrayClass() && !isInterface();
3733
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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
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
331 public boolean isInterface() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
332 return sizeOrSpecies == INTERFACE_SPECIES_VALUE;
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
333 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
334
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
335 @Override
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
336 public boolean isAssignableTo(ResolvedJavaType other) {
5554
70f715dfbb41 Bring Java renamings and restructurings to the C++ part.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5548
diff changeset
337 if (other instanceof HotSpotResolvedJavaType) {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
338 HotSpotResolvedJavaType otherType = (HotSpotResolvedJavaType) other;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
339 return otherType.javaMirror.isAssignableFrom(javaMirror);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
340 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
341 return false;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
342 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
343
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
344 @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
345 public Kind getKind() {
5540
a891c53a295b Renaming RiKind => Kind.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5538
diff changeset
346 return Kind.Object;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
347 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
348
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
349 @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
350 public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
351 assert method instanceof HotSpotMethod;
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 6549
diff changeset
352 return (ResolvedJavaMethod) HotSpotGraalRuntime.getInstance().getCompilerToVM().resolveMethod(this, method.getName(), ((HotSpotSignature) method.getSignature()).asString());
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
353 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
354
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
355 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
356 public String toString() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357 return "HotSpotType<" + simpleName + ", resolved>";
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
358 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359
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
360 public ConstantPool constantPool() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361 if (constantPool == null) {
5530
9da759562a42 Remove compiler member field from HotSpot's implementation of the Ri* interfaces.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5514
diff changeset
362 constantPool = new HotSpotConstantPool(this);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
364 return constantPool;
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
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
367 /**
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
368 * Gets the instance size of this type. If an instance of this type cannot
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
369 * be fast path allocated, then the returned value is negative (its absolute
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
370 * value gives the size). Must not 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
371 */
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
372 public int instanceSize() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
373 assert !isArrayClass();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
374 assert !isInterface();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
375 return sizeOrSpecies;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
376 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
377
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
378 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
379 HotSpotResolvedJavaMethod method = null;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
380 if (methodCache == null) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
381 methodCache = new HashMap<>(8);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
382 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
383 method = methodCache.get(metaspaceMethod);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
384 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
385 if (method == null) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
386 method = new HotSpotResolvedJavaMethod(this, metaspaceMethod);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
387 methodCache.put(metaspaceMethod, method);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
388 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
389 return method;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
390 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
391
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
392 public synchronized ResolvedJavaField createField(String fieldName, JavaType type, int offset, int flags, boolean internal) {
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
393 ResolvedJavaField result = null;
3733
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Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
394
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
395 long id = offset + ((long) flags << 32);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
396
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
397 // (thomaswue) Must cache the fields, because the local load elimination only works if the objects from two field lookups are identical.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
398 if (fieldCache == null) {
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
399 fieldCache = new HashMap<>(8);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
400 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
401 result = fieldCache.get(id);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
402 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
403
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
404 if (result == null) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
405 result = new HotSpotResolvedJavaField(this, fieldName, type, offset, flags, internal);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
406 fieldCache.put(id, result);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
407 } 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
408 assert result.getName().equals(fieldName);
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
409 assert result.getModifiers() == (Modifier.fieldModifiers() & flags);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
410 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
411
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 return result;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
413 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 @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
416 public ResolvedJavaMethod findUniqueConcreteMethod(ResolvedJavaMethod method) {
5554
70f715dfbb41 Bring Java renamings and restructurings to the C++ part.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5548
diff changeset
417 return ((HotSpotResolvedJavaMethod) method).uniqueConcreteMethod();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
418 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
419
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
420 @Override
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
421 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
422 if (instanceFields == null) {
7030
d78c83e8b70b Fix getInstanceFields for arryas and interfaces
Christian Wimmer <christian.wimmer@oracle.com>
parents: 7020
diff changeset
423 if (isArrayClass() || isInterface()) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
424 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
425 } else {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
426 HotSpotResolvedJavaField[] myFields = HotSpotGraalRuntime.getInstance().getCompilerToVM().getInstanceFields(this);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
427 if (javaMirror != Object.class) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
428 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
429 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
430 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
431 instanceFields = fields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
432 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
433 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
434 instanceFields = myFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
435 }
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
436 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
437 }
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
438 if (!includeSuperclasses) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
439 int myFieldsStart = 0;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
440 while (myFieldsStart < instanceFields.length && instanceFields[myFieldsStart].getDeclaringClass() != this) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
441 myFieldsStart++;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
442 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
443 if (myFieldsStart == 0) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
444 return instanceFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
445 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
446 if (myFieldsStart == instanceFields.length) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
447 return new HotSpotResolvedJavaField[0];
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
448 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
449 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
450 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
451 return instanceFields;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
452 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
453
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
454 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
455 public Class< ? > toJava() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
456 return javaMirror;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
457 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
458
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
459 @Override
7015
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
460 public boolean isClass(Class c) {
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
461 return c == javaMirror;
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
462 }
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
463
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
464 @Override
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
465 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
466 return javaMirror.getAnnotation(annotationClass);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
467 }
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
468
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
469 @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
470 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) {
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
471 return this;
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
472 }
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
473
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
474 /**
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
475 * Gets the address of the C++ Klass object for this type.
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
476 */
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
477 public Constant klass() {
6996
eec373d34caf added support for annotated Constants and used it to track Klass* values in Graal and register them in the metadata section of a nmethod during code installation
Doug Simon <doug.simon@oracle.com>
parents: 6958
diff changeset
478 return new Constant(HotSpotGraalRuntime.getInstance().getTarget().wordKind, metaspaceKlass, this);
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
479 }
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
480
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
481 public boolean isPrimaryType() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
482 return HotSpotGraalRuntime.getInstance().getConfig().secondarySuperCacheOffset != superCheckOffset();
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
483 }
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
484
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
485 public int superCheckOffset() {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
486 HotSpotVMConfig config = HotSpotGraalRuntime.getInstance().getConfig();
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
487 return unsafe.getInt(null, metaspaceKlass + config.superCheckOffsetOffset);
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
488 }
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
489
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
490 public long prototypeMarkWord() {
6588
b89b5038ad7e removed _'s from method names in CompilerToVM
Doug Simon <doug.simon@oracle.com>
parents: 6549
diff changeset
491 return HotSpotGraalRuntime.getInstance().getCompilerToVM().getPrototypeMarkWord(this);
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
492 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
493 }