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annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotObjectConstantImpl.java @ 24234:ea6f94ab283b default tip

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Added tag jvmci-0.36 for changeset 8128b98d4736
author Gilles Duboscq <gilles.m.duboscq@oracle.com>
date Mon, 18 Sep 2017 18:49:45 +0200
parents 1d4ce2d19e52
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package jdk.vm.ci.hotspot;
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24
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25 import static jdk.vm.ci.hotspot.HotSpotResolvedObjectTypeImpl.fromObjectClass;
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26
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27 import java.lang.invoke.CallSite;
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28 import java.lang.invoke.ConstantCallSite;
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29 import java.lang.invoke.MethodHandle;
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30
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31 import jdk.vm.ci.meta.Assumptions;
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32 import jdk.vm.ci.meta.Constant;
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33 import jdk.vm.ci.meta.JavaConstant;
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34 import jdk.vm.ci.meta.JavaKind;
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35 import jdk.vm.ci.meta.ResolvedJavaType;
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36
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37 /**
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38 * Represents a constant non-{@code null} object reference, within the compiler and across the
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39 * compiler/runtime interface.
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40 */
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41 final class HotSpotObjectConstantImpl implements HotSpotObjectConstant {
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42
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43 static JavaConstant forObject(Object object) {
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44 return forObject(object, false);
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45 }
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46
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47 static JavaConstant forObject(Object object, boolean compressed) {
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48 if (object == null) {
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49 return compressed ? HotSpotCompressedNullConstant.COMPRESSED_NULL : JavaConstant.NULL_POINTER;
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50 } else {
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51 return new HotSpotObjectConstantImpl(object, compressed);
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52 }
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53 }
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54
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55 public static JavaConstant forBoxedValue(JavaKind kind, Object value) {
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56 if (kind == JavaKind.Object) {
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57 return HotSpotObjectConstantImpl.forObject(value);
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58 } else {
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59 return JavaConstant.forBoxedPrimitive(value);
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60 }
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61 }
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62
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63 static Object asBoxedValue(Constant constant) {
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64 if (JavaConstant.isNull(constant)) {
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65 return null;
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66 } else if (constant instanceof HotSpotObjectConstantImpl) {
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67 return ((HotSpotObjectConstantImpl) constant).object;
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68 } else {
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69 return ((JavaConstant) constant).asBoxedPrimitive();
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70 }
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71 }
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72
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73 private final Object object;
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74 private final boolean compressed;
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75
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76 private HotSpotObjectConstantImpl(Object object, boolean compressed) {
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77 this.object = object;
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78 this.compressed = compressed;
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79 assert object != null;
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80 }
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81
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82 @Override
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83 public JavaKind getJavaKind() {
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84 return JavaKind.Object;
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85 }
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86
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87 /**
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88 * Package-private accessor for the object represented by this constant.
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89 */
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90 Object object() {
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91 return object;
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92 }
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93
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94 public boolean isCompressed() {
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95 return compressed;
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96 }
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97
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98 public JavaConstant compress() {
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99 assert !compressed;
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100 return new HotSpotObjectConstantImpl(object, true);
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101 }
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102
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103 public JavaConstant uncompress() {
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104 assert compressed;
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105 return new HotSpotObjectConstantImpl(object, false);
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106 }
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107
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108 public HotSpotResolvedObjectType getType() {
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109 return fromObjectClass(object.getClass());
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110 }
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111
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112 public JavaConstant getClassLoader() {
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113 if (object instanceof Class) {
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114 /*
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115 * This is an intrinsic for getClassLoader0, which occurs after any security checks. We
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116 * can't call that directly so just call getClassLoader.
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117 */
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118 return HotSpotObjectConstantImpl.forObject(((Class<?>) object).getClassLoader());
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119 }
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120 return null;
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121 }
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122
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123 public int getIdentityHashCode() {
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124 return System.identityHashCode(object);
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125 }
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126
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127 public JavaConstant getComponentType() {
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128 if (object instanceof Class) {
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129 return HotSpotObjectConstantImpl.forObject(((Class<?>) object).getComponentType());
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130 }
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131 return null;
29ba2a7cdfcb added HotSpotObjectConstant.getComponentType()
Doug Simon <doug.simon@oracle.com>
parents: 18283
diff changeset
132 }
29ba2a7cdfcb added HotSpotObjectConstant.getComponentType()
Doug Simon <doug.simon@oracle.com>
parents: 18283
diff changeset
133
18285
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
134 public JavaConstant getSuperclass() {
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
135 if (object instanceof Class) {
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
136 return HotSpotObjectConstantImpl.forObject(((Class<?>) object).getSuperclass());
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
137 }
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
138 return null;
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
139 }
420161aee840 added HotSpotObjectConstant.getSuperclass()
Doug Simon <doug.simon@oracle.com>
parents: 18284
diff changeset
140
18286
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
141 public JavaConstant getCallSiteTarget(Assumptions assumptions) {
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
142 if (object instanceof CallSite) {
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
143 CallSite callSite = (CallSite) object;
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
144 MethodHandle target = callSite.getTarget();
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
145 if (!(callSite instanceof ConstantCallSite)) {
19306
a0a760b0fb5f pulled method evolution dependencies out of Assumptions and directly into StructuredGraph
Doug Simon <doug.simon@oracle.com>
parents: 18867
diff changeset
146 if (assumptions == null) {
18286
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
147 return null;
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
148 }
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
149 assumptions.record(new Assumptions.CallSiteTargetValue(callSite, target));
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
150 }
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
151 return HotSpotObjectConstantImpl.forObject(target);
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
152 }
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
153 return null;
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
154 }
ffcbc50063a3 added HotSpotObjectConstant.getCallSiteTarget()
Doug Simon <doug.simon@oracle.com>
parents: 18285
diff changeset
155
18288
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
156 @SuppressFBWarnings(value = "ES_COMPARING_STRINGS_WITH_EQ", justification = "reference equality is what we want")
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
157 public boolean isInternedString() {
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
158 if (object instanceof String) {
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
159 String s = (String) object;
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
160 return s.intern() == s;
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
161 }
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
162 return false;
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
163 }
feef9ed5fc56 added HotSpotObjectConstant.isInternedString()
Doug Simon <doug.simon@oracle.com>
parents: 18287
diff changeset
164
18533
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
165 public <T> T asObject(Class<T> type) {
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
166 if (type.isInstance(object)) {
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
167 return type.cast(object);
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
168 }
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
169 return null;
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
170 }
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
171
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
172 public Object asObject(ResolvedJavaType type) {
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
173 if (type.isInstance(this)) {
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
174 return object;
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
175 }
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
176 return null;
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
177 }
25a21e1794ec modified SnippetReflectionProvider to support both VM-side and compiler-side constants in a compilation replay context
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
178
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
179 @Override
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
180 public boolean isNull() {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
181 return false;
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
182 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
183
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
184 @Override
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
185 public boolean isDefaultForKind() {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
186 return false;
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
187 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
188
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
189 @Override
18186
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
190 public Object asBoxedPrimitive() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
191 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
192 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
193
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
194 @Override
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
195 public int asInt() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
196 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
197 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
198
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
199 @Override
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
200 public boolean asBoolean() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
201 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
202 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
203
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
204 @Override
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
205 public long asLong() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
206 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
207 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
208
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
209 @Override
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
210 public float asFloat() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
211 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
212 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
213
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
214 @Override
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
215 public double asDouble() {
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
216 throw new IllegalArgumentException();
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
217 }
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
218
ef357effbda7 Backout of changeset 9a804ec7f707 (converted Constant and Value to be interfaces).
Roland Schatz <roland.schatz@oracle.com>
parents: 18176
diff changeset
219 @Override
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
220 public int hashCode() {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
221 return System.identityHashCode(object);
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
222 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
223
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
224 @Override
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
225 public boolean equals(Object o) {
18471
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
226 if (o == this) {
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
227 return true;
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
228 } else if (o instanceof HotSpotObjectConstantImpl) {
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
229 HotSpotObjectConstantImpl other = (HotSpotObjectConstantImpl) o;
23384
f102ee538647 Remove stable constant handling from ConstantReflectionProvider (JDK-8156552).
Roland Schatz <roland.schatz@oracle.com>
parents: 22672
diff changeset
230 return object == other.object && compressed == other.compressed;
18471
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
231 }
7b60f8334af0 Compare compressed flag in HotSpotObjectConstantImpl#equals and reference equality in HotSpotConstantReflectionProvider#constantEquals
Andreas Woess <andreas.woess@jku.at>
parents: 18359
diff changeset
232 return false;
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
233 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
234
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
235 @Override
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
236 public String toValueString() {
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
237 if (object instanceof String) {
22093
eb025d2d7ce2 Distinguish "null" from null in toValueString
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22087
diff changeset
238 return "\"" + (String) object + "\"";
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
239 } else {
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22489
diff changeset
240 return JavaKind.Object.format(object);
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
241 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
242 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
243
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
244 @Override
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
245 public String toString() {
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22489
diff changeset
246 return (compressed ? "NarrowOop" : getJavaKind().getJavaName()) + "[" + JavaKind.Object.format(object) + "]";
15018
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
247 }
db4254246f9a Remove Constant.forObject and Constant.asObject to improve compiler/VM separation
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
248 }