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annotate graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/HotSpotConstantReflectionProvider.java @ 18530:2906b3cc3e2f

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moved application of Remote marker interface to implementation classes only
author Doug Simon <doug.simon@oracle.com>
date Wed, 26 Nov 2014 13:20:14 +0100
parents c538c2c6b7e2
children 966081b8e830
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2011, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.meta;
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24
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25 import static com.oracle.graal.compiler.common.GraalOptions.*;
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26 import static com.oracle.graal.hotspot.HotSpotGraalRuntime.*;
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27
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28 import java.lang.reflect.*;
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29 import java.util.*;
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30
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31 import com.oracle.graal.api.meta.*;
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32 import com.oracle.graal.compiler.common.*;
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33 import com.oracle.graal.graph.*;
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34 import com.oracle.graal.hotspot.*;
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35 import com.oracle.graal.options.*;
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36 import com.oracle.graal.replacements.*;
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37 import com.oracle.graal.replacements.ReplacementsImpl.FrameStateProcessing;
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38 import com.oracle.graal.replacements.Snippet.SnippetInliningPolicy;
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39 import com.oracle.graal.replacements.SnippetTemplate.Arguments;
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40
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41 /**
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42 * HotSpot implementation of {@link ConstantReflectionProvider}.
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43 */
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44 public class HotSpotConstantReflectionProvider implements ConstantReflectionProvider, Remote {
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45 private static final String SystemClassName = "Ljava/lang/System;";
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46
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47 protected final HotSpotGraalRuntimeProvider runtime;
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48 protected final HotSpotMethodHandleAccessProvider methodHandleAccess;
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49 protected final HotSpotMemoryAccessProviderImpl memoryAccess;
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50
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51 public HotSpotConstantReflectionProvider(HotSpotGraalRuntimeProvider runtime) {
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52 this.runtime = runtime;
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53 this.methodHandleAccess = new HotSpotMethodHandleAccessProvider(this);
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54 this.memoryAccess = new HotSpotMemoryAccessProviderImpl(runtime);
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55 }
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56
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57 public MethodHandleAccessProvider getMethodHandleAccess() {
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58 return methodHandleAccess;
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59 }
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60
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61 @Override
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62 public MemoryAccessProvider getMemoryAccessProvider() {
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63 return memoryAccess;
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64 }
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65
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66 @Override
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67 public Boolean constantEquals(Constant x, Constant y) {
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68 if (x == y) {
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69 return true;
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70 } else if (x instanceof HotSpotObjectConstantImpl) {
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71 return y instanceof HotSpotObjectConstantImpl && ((HotSpotObjectConstantImpl) x).object() == ((HotSpotObjectConstantImpl) y).object();
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72 } else {
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73 return x.equals(y);
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74 }
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75 }
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76
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77 @Override
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78 public Integer readArrayLength(JavaConstant array) {
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79 if (array.getKind() != Kind.Object || array.isNull()) {
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80 return null;
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81 }
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82
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83 Object arrayObject = ((HotSpotObjectConstantImpl) array).object();
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84 if (!arrayObject.getClass().isArray()) {
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85 return null;
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86 }
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87 return Array.getLength(arrayObject);
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88 }
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89
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90 public JavaConstant readConstantArrayElement(JavaConstant array, int index) {
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91 if (array instanceof HotSpotObjectConstantImpl && ((HotSpotObjectConstantImpl) array).getStableDimension() > 0) {
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92 JavaConstant element = readArrayElement(array, index);
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93 if (element != null && (((HotSpotObjectConstantImpl) array).isDefaultStable() || !element.isDefaultForKind())) {
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94 return element;
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95 }
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96 }
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97 return null;
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98 }
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99
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100 @Override
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101 public JavaConstant readArrayElement(JavaConstant array, int index) {
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102 if (array.getKind() != Kind.Object || array.isNull()) {
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103 return null;
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104 }
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105 Object a = ((HotSpotObjectConstantImpl) array).object();
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106
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107 if (index < 0 || index >= Array.getLength(a)) {
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108 return null;
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109 }
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110
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111 if (a instanceof Object[]) {
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112 Object element = ((Object[]) a)[index];
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113 if (((HotSpotObjectConstantImpl) array).getStableDimension() > 1) {
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114 return HotSpotObjectConstantImpl.forStableArray(element, ((HotSpotObjectConstantImpl) array).getStableDimension() - 1, ((HotSpotObjectConstantImpl) array).isDefaultStable());
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115 } else {
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116 return HotSpotObjectConstantImpl.forObject(element);
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117 }
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118 } else {
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119 return JavaConstant.forBoxedPrimitive(Array.get(a, index));
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120 }
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121 }
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122
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123 @Override
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124 public JavaConstant boxPrimitive(JavaConstant source) {
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125 if (!source.getKind().isPrimitive()) {
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126 return null;
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127 }
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128 return HotSpotObjectConstantImpl.forObject(source.asBoxedPrimitive());
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129 }
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Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
130
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
131 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
132 public JavaConstant unboxPrimitive(JavaConstant source) {
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
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parents: 13488
diff changeset
133 if (!source.getKind().isObject()) {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
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parents: 13488
diff changeset
134 return null;
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
135 }
18293
ab8fbaa5e72f fixed minor regressions after removing HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18290
diff changeset
136 if (source.isNull()) {
ab8fbaa5e72f fixed minor regressions after removing HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18290
diff changeset
137 return null;
ab8fbaa5e72f fixed minor regressions after removing HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18290
diff changeset
138 }
18290
e7d219e9d01f removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
139 return JavaConstant.forBoxedPrimitive(((HotSpotObjectConstantImpl) source).object());
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
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parents: 13488
diff changeset
140 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
141
18295
17bf458cf86e reduced use of HotSpotObjectConstantImpl.forObject
Doug Simon <doug.simon@oracle.com>
parents: 18293
diff changeset
142 public JavaConstant forString(String value) {
17bf458cf86e reduced use of HotSpotObjectConstantImpl.forObject
Doug Simon <doug.simon@oracle.com>
parents: 18293
diff changeset
143 return HotSpotObjectConstantImpl.forObject(value);
17bf458cf86e reduced use of HotSpotObjectConstantImpl.forObject
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parents: 18293
diff changeset
144 }
17bf458cf86e reduced use of HotSpotObjectConstantImpl.forObject
Doug Simon <doug.simon@oracle.com>
parents: 18293
diff changeset
145
15018
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diff changeset
146 @Override
18487
0f4813e0b4a9 Use asConstant() instead of asJavaConstant() where possible.
Roland Schatz <roland.schatz@oracle.com>
parents: 18482
diff changeset
147 public ResolvedJavaType asJavaType(Constant constant) {
15909
e43591136d9f Support for compressed constants.
Roland Schatz <roland.schatz@oracle.com>
parents: 15291
diff changeset
148 if (constant instanceof HotSpotObjectConstant) {
18290
e7d219e9d01f removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
149 Object obj = ((HotSpotObjectConstantImpl) constant).object();
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db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
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diff changeset
150 if (obj instanceof Class) {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15023
diff changeset
151 return runtime.getHostProviders().getMetaAccess().lookupJavaType((Class<?>) obj);
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db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
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152 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
153 }
16183
b1be2a46cc5c canonicalize LoadMethodNodes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15909
diff changeset
154 if (constant instanceof HotSpotMetaspaceConstant) {
18266
ae181ec869c5 converted HotSpotMetaspaceConstant to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18262
diff changeset
155 Object obj = HotSpotMetaspaceConstantImpl.getMetaspaceObject(constant);
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18188
diff changeset
156 if (obj instanceof HotSpotResolvedObjectTypeImpl) {
16183
b1be2a46cc5c canonicalize LoadMethodNodes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15909
diff changeset
157 return (ResolvedJavaType) obj;
b1be2a46cc5c canonicalize LoadMethodNodes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15909
diff changeset
158 }
b1be2a46cc5c canonicalize LoadMethodNodes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15909
diff changeset
159 }
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
160 return null;
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13488
diff changeset
161 }
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
162
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
163 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
164 * {@inheritDoc}
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
165 * <p>
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
166 * The {@code value} field in {@link OptionValue} is considered constant if the type of
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
167 * {@code receiver} is (assignable to) {@link StableOptionValue}.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
168 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
169 public JavaConstant readConstantFieldValue(JavaField field, JavaConstant receiver) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
170 assert !ImmutableCode.getValue() || isCalledForSnippets() : receiver;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
171 HotSpotResolvedJavaField hotspotField = (HotSpotResolvedJavaField) field;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
172
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
173 if (receiver == null) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
174 assert hotspotField.isStatic();
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18505
diff changeset
175 if (hotspotField.isFinal() || hotspotField.isStable()) {
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
176 ResolvedJavaType holder = hotspotField.getDeclaringClass();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
177 if (holder.isInitialized() && !holder.getName().equals(SystemClassName) && isEmbeddable(hotspotField)) {
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18505
diff changeset
178 JavaConstant value = readFieldValue(field, receiver);
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18505
diff changeset
179 if (hotspotField.isFinal() || !value.isDefaultForKind()) {
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18505
diff changeset
180 return value;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18505
diff changeset
181 }
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
182 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
183 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
184 } else {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
185 /*
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
186 * for non-static final fields, we must assume that they are only initialized if they
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
187 * have a non-default value.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
188 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
189 assert !hotspotField.isStatic();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
190 Object object = receiver.isNull() ? null : ((HotSpotObjectConstantImpl) receiver).object();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
191
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
192 // Canonicalization may attempt to process an unsafe read before
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
193 // processing a guard (e.g. a null check or a type check) for this read
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
194 // so we need to check the object being read
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
195 if (object != null) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
196 if (hotspotField.isFinal()) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
197 if (hotspotField.isInObject(object)) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
198 JavaConstant value = readFieldValue(field, receiver);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
199 if (!value.isDefaultForKind() || assumeNonStaticFinalDefaultFieldsAsFinal(object.getClass())) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
200 return value;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
201 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
202 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
203 } else if (hotspotField.isStable()) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
204 if (hotspotField.isInObject(object)) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
205 JavaConstant value = readFieldValue(field, receiver);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
206 if (assumeDefaultStableFieldsAsFinal(object.getClass()) || !value.isDefaultForKind()) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
207 return value;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
208 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
209 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
210 } else {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
211 Class<?> clazz = object.getClass();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
212 if (StableOptionValue.class.isAssignableFrom(clazz)) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
213 if (hotspotField.isInObject(object)) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
214 assert hotspotField.getName().equals("value") : "Unexpected field in " + StableOptionValue.class.getName() + " hierarchy:" + this;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
215 StableOptionValue<?> option = (StableOptionValue<?>) object;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
216 return HotSpotObjectConstantImpl.forObject(option.getValue());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
217 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
218 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
219 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
220 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
221 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
222 return null;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
223 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
224
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
225 public JavaConstant readFieldValue(JavaField field, JavaConstant receiver) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
226 HotSpotResolvedJavaField hotspotField = (HotSpotResolvedJavaField) field;
18472
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
227 if (!hotspotField.isStable()) {
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
228 return readNonStableFieldValue(field, receiver);
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
229 } else {
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
230 return readStableFieldValue(field, receiver, false);
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
231 }
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
232 }
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
233
18472
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
234 private JavaConstant readNonStableFieldValue(JavaField field, JavaConstant receiver) {
de179c27cad3 Add support for stable array constants
Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
235 HotSpotResolvedJavaField hotspotField = (HotSpotResolvedJavaField) field;
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
236 if (receiver == null) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
237 assert hotspotField.isStatic();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
238 HotSpotResolvedJavaType holder = (HotSpotResolvedJavaType) hotspotField.getDeclaringClass();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
239 if (holder.isInitialized()) {
18482
b8a622c3e99f Move raw memory access operations to a separate interface.
Roland Schatz <roland.schatz@oracle.com>
parents: 18472
diff changeset
240 return memoryAccess.readUnsafeConstant(hotspotField.getKind(), HotSpotObjectConstantImpl.forObject(holder.mirror()), hotspotField.offset());
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
241 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
242 return null;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
243 } else {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
244 assert !hotspotField.isStatic();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
245 assert receiver.isNonNull() && hotspotField.isInObject(((HotSpotObjectConstantImpl) receiver).object());
18482
b8a622c3e99f Move raw memory access operations to a separate interface.
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246 return memoryAccess.readUnsafeConstant(hotspotField.getKind(), receiver, hotspotField.offset());
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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247 }
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248 }
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249
18472
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250 public JavaConstant readStableFieldValue(JavaField field, JavaConstant receiver, boolean isDefaultStable) {
de179c27cad3 Add support for stable array constants
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251 JavaConstant fieldValue = readNonStableFieldValue(field, receiver);
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252 JavaType declaredType = field.getType();
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253 if (declaredType.getComponentType() != null) {
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diff changeset
254 int stableDimension = getArrayDimension(declaredType);
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255 return HotSpotObjectConstantImpl.forStableArray(((HotSpotObjectConstantImpl) fieldValue).object(), stableDimension, isDefaultStable);
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256 }
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257 return fieldValue;
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258 }
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Andreas Woess <andreas.woess@jku.at>
parents: 18471
diff changeset
259
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diff changeset
260 private static int getArrayDimension(JavaType type) {
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Andreas Woess <andreas.woess@jku.at>
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diff changeset
261 int dimensions = 0;
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diff changeset
262 JavaType componentType = type;
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263 while ((componentType = componentType.getComponentType()) != null) {
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diff changeset
264 dimensions++;
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parents: 18471
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265 }
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266 return dimensions;
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parents: 18471
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267 }
de179c27cad3 Add support for stable array constants
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268
18465
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
269 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
270 * Compares two {@link StackTraceElement}s for equality, ignoring differences in
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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271 * {@linkplain StackTraceElement#getLineNumber() line number}.
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272 */
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diff changeset
273 private static boolean equalsIgnoringLine(StackTraceElement left, StackTraceElement right) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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274 return left.getClassName().equals(right.getClassName()) && left.getMethodName().equals(right.getMethodName()) && left.getFileName().equals(right.getFileName());
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275 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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276
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
277 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
278 * If the compiler is configured for AOT mode,
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
279 * {@link #readConstantFieldValue(JavaField, JavaConstant)} should be only called for snippets
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
280 * or replacements.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
281 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
282 private static boolean isCalledForSnippets() {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
283 MetaAccessProvider metaAccess = runtime().getHostProviders().getMetaAccess();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
284 ResolvedJavaMethod makeGraphMethod = null;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
285 ResolvedJavaMethod initMethod = null;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
286 try {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
287 Class<?> rjm = ResolvedJavaMethod.class;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
288 makeGraphMethod = metaAccess.lookupJavaMethod(ReplacementsImpl.class.getDeclaredMethod("makeGraph", rjm, rjm, SnippetInliningPolicy.class, FrameStateProcessing.class));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
289 initMethod = metaAccess.lookupJavaMethod(SnippetTemplate.AbstractTemplates.class.getDeclaredMethod("template", Arguments.class));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
290 } catch (NoSuchMethodException | SecurityException e) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
291 throw new GraalInternalError(e);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
292 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
293 StackTraceElement makeGraphSTE = makeGraphMethod.asStackTraceElement(0);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
294 StackTraceElement initSTE = initMethod.asStackTraceElement(0);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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295
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
296 StackTraceElement[] stackTrace = new Exception().getStackTrace();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
297 for (StackTraceElement element : stackTrace) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
298 // Ignoring line numbers should not weaken this check too much while at
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
299 // the same time making it more robust against source code changes
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
300 if (equalsIgnoringLine(makeGraphSTE, element) || equalsIgnoringLine(initSTE, element)) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
301 return true;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
302 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
303 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
304 return false;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
305 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
306
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
307 private static boolean assumeNonStaticFinalDefaultFieldsAsFinal(Class<?> clazz) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
308 if (TrustFinalDefaultFields.getValue()) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
309 return true;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
310 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
311 return clazz == SnippetCounter.class || clazz == NodeClass.class;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
312 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
313
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
314 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
315 * Usually {@link Stable} fields are not considered constant if the value is the
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
316 * {@link JavaConstant#isDefaultForKind default value}. For some special classes we want to
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
317 * override this behavior.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
318 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
319 private static boolean assumeDefaultStableFieldsAsFinal(Class<?> clazz) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
320 // HotSpotVMConfig has a lot of zero-value fields which we know are stable and want to be
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
321 // considered as constants.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
322 if (clazz == HotSpotVMConfig.class) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
323 return true;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
324 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
325 return false;
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
326 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
327
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
328 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
329 * in AOT mode, some fields should never be embedded even for snippets/replacements.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
330 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
331 private static boolean isEmbeddable(HotSpotResolvedJavaField field) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
332 return Embeddable.test(field);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
333 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
334
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
335 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
336 * Separate out the static initialization to eliminate cycles between clinit and other locks
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
337 * that could lead to deadlock. Static code that doesn't call back into type or field machinery
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
338 * is probably ok but anything else should be made lazy.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
339 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
340 static class Embeddable {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
341
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
342 /**
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
343 * @return Return true if it's ok to embed the value of {@code field}.
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
344 */
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
345 public static boolean test(HotSpotResolvedJavaField field) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
346 return !ImmutableCode.getValue() || !fields.contains(field);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
347 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
348
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
349 private static final List<ResolvedJavaField> fields = new ArrayList<>();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
350 static {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
351 try {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
352 MetaAccessProvider metaAccess = runtime().getHostProviders().getMetaAccess();
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
353 fields.add(metaAccess.lookupJavaField(Boolean.class.getDeclaredField("TRUE")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
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diff changeset
354 fields.add(metaAccess.lookupJavaField(Boolean.class.getDeclaredField("FALSE")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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diff changeset
355
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
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parents: 18362
diff changeset
356 Class<?> characterCacheClass = Character.class.getDeclaredClasses()[0];
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
357 assert "java.lang.Character$CharacterCache".equals(characterCacheClass.getName());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
358 fields.add(metaAccess.lookupJavaField(characterCacheClass.getDeclaredField("cache")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
359
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
360 Class<?> byteCacheClass = Byte.class.getDeclaredClasses()[0];
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
361 assert "java.lang.Byte$ByteCache".equals(byteCacheClass.getName());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
362 fields.add(metaAccess.lookupJavaField(byteCacheClass.getDeclaredField("cache")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
363
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
364 Class<?> shortCacheClass = Short.class.getDeclaredClasses()[0];
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
365 assert "java.lang.Short$ShortCache".equals(shortCacheClass.getName());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
366 fields.add(metaAccess.lookupJavaField(shortCacheClass.getDeclaredField("cache")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
367
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
368 Class<?> integerCacheClass = Integer.class.getDeclaredClasses()[0];
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
369 assert "java.lang.Integer$IntegerCache".equals(integerCacheClass.getName());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
370 fields.add(metaAccess.lookupJavaField(integerCacheClass.getDeclaredField("cache")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
371
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
372 Class<?> longCacheClass = Long.class.getDeclaredClasses()[0];
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
373 assert "java.lang.Long$LongCache".equals(longCacheClass.getName());
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
374 fields.add(metaAccess.lookupJavaField(longCacheClass.getDeclaredField("cache")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
375
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
376 fields.add(metaAccess.lookupJavaField(Throwable.class.getDeclaredField("UNASSIGNED_STACK")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
377 fields.add(metaAccess.lookupJavaField(Throwable.class.getDeclaredField("SUPPRESSED_SENTINEL")));
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
378 } catch (SecurityException | NoSuchFieldException e) {
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
379 throw new GraalInternalError(e);
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
380 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
381 }
f0a8b72315c1 Move ResolvedJavaField#read[Constant]Value and getMethodHandleAccess() to ConstantReflectionProvider
Andreas Woess <andreas.woess@jku.at>
parents: 18362
diff changeset
382 }
12429
5124eeec1a7b split HotSpotRuntime into separate provider implementations
Doug Simon <doug.simon@oracle.com>
parents:
diff changeset
383 }