Mercurial > hg > graal-jvmci-8

annotate jvmci/jdk.vm.ci.hotspot/src/jdk/vm/ci/hotspot/HotSpotResolvedJavaFieldImpl.java @ 23306:7b09dede4552

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
JVMCI options should not use System.getProperty() directly (JDK-8146820)
author Doug Simon <doug.simon@oracle.com>
date Mon, 08 Feb 2016 10:05:21 +0100
parents 4b58c92e939b
children ae27c683c128
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
1 /*
22598
ed53e370f04c Make implementation classes package private.
Roland Schatz <roland.schatz@oracle.com>
parents: 22581
diff changeset
2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
4 *
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
5 * This code is free software; you can redistribute it and/or modify it
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
6 * under the terms of the GNU General Public License version 2 only, as
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
7 * published by the Free Software Foundation.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
8 *
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
9 * This code is distributed in the hope that it will be useful, but WITHOUT
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
12 * version 2 for more details (a copy is included in the LICENSE file that
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
13 * accompanied this code).
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
14 *
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
15 * You should have received a copy of the GNU General Public License version
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
16 * 2 along with this work; if not, write to the Free Software Foundation,
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
18 *
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
20 * or visit www.oracle.com if you need additional information or have any
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
21 * questions.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
22 */
22672
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
23 package jdk.vm.ci.hotspot;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
24
22672
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
25 import static jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.runtime;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
26 import static jdk.vm.ci.hotspot.HotSpotVMConfig.config;
22569
ec96f33a101d updated imports to be explicit and added checkstyle rule to forbid * imports
Doug Simon <doug.simon@oracle.com>
parents: 22432
diff changeset
27
ec96f33a101d updated imports to be explicit and added checkstyle rule to forbid * imports
Doug Simon <doug.simon@oracle.com>
parents: 22432
diff changeset
28 import java.lang.annotation.Annotation;
ec96f33a101d updated imports to be explicit and added checkstyle rule to forbid * imports
Doug Simon <doug.simon@oracle.com>
parents: 22432
diff changeset
29 import java.lang.reflect.Field;
8949
da5140eedfa1 made format of toString() consistent across HotSpot subclasses of JavaField and JavaMethod
Doug Simon <doug.simon@oracle.com>
parents: 8415
diff changeset
30
22672
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
31 import jdk.vm.ci.common.JVMCIError;
23306
7b09dede4552 JVMCI options should not use System.getProperty() directly (JDK-8146820)
Doug Simon <doug.simon@oracle.com>
parents: 23297
diff changeset
32 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime.Option;
22672
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
33 import jdk.vm.ci.meta.JavaType;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
34 import jdk.vm.ci.meta.LocationIdentity;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
35 import jdk.vm.ci.meta.MetaAccessProvider;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
36 import jdk.vm.ci.meta.ModifiersProvider;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
37 import jdk.vm.ci.meta.ResolvedJavaField;
1bbd4a7c274b Rename jdk.internal.jvmci to jdk.vm.ci
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22664
diff changeset
38 import jdk.vm.ci.meta.ResolvedJavaType;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
39
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
40 /**
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
41 * Represents a field in a HotSpot type.
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
42 */
22598
ed53e370f04c Make implementation classes package private.
Roland Schatz <roland.schatz@oracle.com>
parents: 22581
diff changeset
43 class HotSpotResolvedJavaFieldImpl implements HotSpotResolvedJavaField, HotSpotProxified {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
44
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18187
diff changeset
45 private final HotSpotResolvedObjectTypeImpl holder;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
46 private final String name;
14047
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
47 private JavaType type;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
48 private final int offset;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
49
13823
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
50 /**
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
51 * This value contains all flags as stored in the VM including internal ones.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
52 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
53 private final int modifiers;
19852
3d0116ec99c5 Create utilities LocationIdentity#isAny, LocationIdentity#isSingle, LocationIdentity#any, LocationIdentity#overlaps.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19850
diff changeset
54 private final LocationIdentity locationIdentity = new FieldLocationIdentity(this);
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
55
19852
3d0116ec99c5 Create utilities LocationIdentity#isAny, LocationIdentity#isSingle, LocationIdentity#any, LocationIdentity#overlaps.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19850
diff changeset
56 public static class FieldLocationIdentity extends LocationIdentity {
20103
7815c4d4a07f removed/replaced references to non replay-serializable objects from replay-serializable objects
Doug Simon <doug.simon@oracle.com>
parents: 19917
diff changeset
57 HotSpotResolvedJavaField inner;
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
58
23297
4b58c92e939b remove redundant modifiers
Manuel Rigger <rigger.manuel@gmail.com>
parents: 22758
diff changeset
59 FieldLocationIdentity(HotSpotResolvedJavaFieldImpl inner) {
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
60 this.inner = inner;
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
61 }
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
62
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
63 @Override
21390
f9024b74dd9e Allow subclasses of LocationIdentity to provide immuatability information
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20878
diff changeset
64 public boolean isImmutable() {
f9024b74dd9e Allow subclasses of LocationIdentity to provide immuatability information
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20878
diff changeset
65 return false;
f9024b74dd9e Allow subclasses of LocationIdentity to provide immuatability information
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20878
diff changeset
66 }
f9024b74dd9e Allow subclasses of LocationIdentity to provide immuatability information
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20878
diff changeset
67
f9024b74dd9e Allow subclasses of LocationIdentity to provide immuatability information
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20878
diff changeset
68 @Override
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
69 public boolean equals(Object obj) {
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
70 if (this == obj) {
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
71 return true;
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
72 }
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
73 if (obj instanceof FieldLocationIdentity) {
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
74 FieldLocationIdentity fieldLocationIdentity = (FieldLocationIdentity) obj;
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
75 return inner.equals(fieldLocationIdentity.inner);
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
76
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
77 }
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
78 return false;
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
79 }
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
80
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
81 @Override
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
82 public int hashCode() {
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
83 return inner.hashCode();
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
84 }
19855
e532af44f9f9 Fix WriteBarrierAdditionTest.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19852
diff changeset
85
e532af44f9f9 Fix WriteBarrierAdditionTest.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19852
diff changeset
86 @Override
e532af44f9f9 Fix WriteBarrierAdditionTest.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19852
diff changeset
87 public String toString() {
20103
7815c4d4a07f removed/replaced references to non replay-serializable objects from replay-serializable objects
Doug Simon <doug.simon@oracle.com>
parents: 19917
diff changeset
88 return inner.getName();
19855
e532af44f9f9 Fix WriteBarrierAdditionTest.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19852
diff changeset
89 }
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
90 }
13823
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
91
22598
ed53e370f04c Make implementation classes package private.
Roland Schatz <roland.schatz@oracle.com>
parents: 22581
diff changeset
92 HotSpotResolvedJavaFieldImpl(HotSpotResolvedObjectTypeImpl holder, String name, JavaType type, long offset, int modifiers) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
93 this.holder = holder;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
94 this.name = name;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
95 this.type = type;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
96 assert offset != -1;
13263
81055aacb98d removed CompilerToVM.getJavaField
twisti
parents: 12628
diff changeset
97 assert offset == (int) offset : "offset larger than int";
81055aacb98d removed CompilerToVM.getJavaField
twisti
parents: 12628
diff changeset
98 this.offset = (int) offset;
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
99 this.modifiers = modifiers;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
100 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
101
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
102 @Override
14158
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
103 public boolean equals(Object obj) {
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
104 if (this == obj) {
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
105 return true;
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
106 }
14525
5e55de0379d9 fixed bug in HotSpotResolvedJavaField.equals
Doug Simon <doug.simon@oracle.com>
parents: 14158
diff changeset
107 if (obj instanceof HotSpotResolvedJavaField) {
18264
e28aa8468d5e converted HotSpotResolvedJavaField to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18262
diff changeset
108 HotSpotResolvedJavaFieldImpl that = (HotSpotResolvedJavaFieldImpl) obj;
19042
0d7302ddcc90 Bugfix: static and instance field with same offset are not equal
Christian Wimmer <christian.wimmer@oracle.com>
parents: 19005
diff changeset
109 if (that.offset != this.offset || that.isStatic() != this.isStatic()) {
19005
a64863622854 Shorter comparison of HotSpotResolvedFieldImpl instances.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
110 return false;
a64863622854 Shorter comparison of HotSpotResolvedFieldImpl instances.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
111 } else if (this.holder.equals(that.holder)) {
a64863622854 Shorter comparison of HotSpotResolvedFieldImpl instances.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
112 assert this.name.equals(that.name) && this.type.equals(that.type);
a64863622854 Shorter comparison of HotSpotResolvedFieldImpl instances.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
113 return true;
a64863622854 Shorter comparison of HotSpotResolvedFieldImpl instances.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18867
diff changeset
114 }
14158
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
115 }
14525
5e55de0379d9 fixed bug in HotSpotResolvedJavaField.equals
Doug Simon <doug.simon@oracle.com>
parents: 14158
diff changeset
116 return false;
14158
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
117 }
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
118
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
119 @Override
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
120 public int hashCode() {
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
121 return name.hashCode();
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
122 }
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
123
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14138
diff changeset
124 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6525
diff changeset
125 public int getModifiers() {
22011
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
126 return modifiers & ModifiersProvider.jvmFieldModifiers();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
127 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
128
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
129 @Override
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6539
diff changeset
130 public boolean isInternal() {
22581
3884a98ebcde consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents: 22569
diff changeset
131 return (modifiers & config().jvmAccFieldInternal) != 0;
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6539
diff changeset
132 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6539
diff changeset
133
10065
5ba3763d6986 HotSpotResolvedJavaField: check if method is called from snippet/replacements (GRAAL-290)
Bernhard Urban <bernhard.urban@jku.at>
parents: 10063
diff changeset
134 /**
12628
c36bdee8ca29 added type check for object before reading a field value from it during compilation
Doug Simon <doug.simon@oracle.com>
parents: 12559
diff changeset
135 * Determines if a given object contains this field.
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
136 *
13823
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
137 * @return true iff this is a non-static field and its declaring class is assignable from
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
138 * {@code object}'s class
12628
c36bdee8ca29 added type check for object before reading a field value from it during compilation
Doug Simon <doug.simon@oracle.com>
parents: 12559
diff changeset
139 */
c36bdee8ca29 added type check for object before reading a field value from it during compilation
Doug Simon <doug.simon@oracle.com>
parents: 12559
diff changeset
140 public boolean isInObject(Object object) {
15311
820c6d353358 added ModifiersProvider as superinterface for ResolvedJava[Method|Field|Type] and implemented all checks against modifiers as default methods
Doug Simon <doug.simon@oracle.com>
parents: 15259
diff changeset
141 if (isStatic()) {
13823
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
142 return false;
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
143 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18187
diff changeset
144 return getDeclaringClass().isAssignableFrom(HotSpotResolvedObjectTypeImpl.fromObjectClass(object.getClass()));
12628
c36bdee8ca29 added type check for object before reading a field value from it during compilation
Doug Simon <doug.simon@oracle.com>
parents: 12559
diff changeset
145 }
c36bdee8ca29 added type check for object before reading a field value from it during compilation
Doug Simon <doug.simon@oracle.com>
parents: 12559
diff changeset
146
5629
26a060cc58ca Initial implementation of closed world analysis by iteratively expanding the universe starting at method entry points.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5554
diff changeset
147 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18187
diff changeset
148 public HotSpotResolvedObjectTypeImpl getDeclaringClass() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
149 return holder;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
150 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
151
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
152 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6525
diff changeset
153 public String getName() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
154 return name;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
155 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
156
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
157 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6525
diff changeset
158 public JavaType getType() {
20878
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
159 // Pull field into local variable to prevent a race causing
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
160 // a ClassCastException below
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
161 JavaType currentType = type;
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
162 if (currentType instanceof HotSpotUnresolvedJavaType) {
14047
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
163 // Don't allow unresolved types to hang around forever
20878
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
164 HotSpotUnresolvedJavaType unresolvedType = (HotSpotUnresolvedJavaType) currentType;
673e0b242d4d fixed race in HotSpotResolvedJavaFieldImpl.getType()
Doug Simon <doug.simon@oracle.com>
parents: 20821
diff changeset
165 ResolvedJavaType resolved = unresolvedType.reresolve(holder);
14047
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
166 if (resolved != null) {
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
167 type = resolved;
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
168 }
fde464340755 don't allow unresolved field types to hang around
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 14012
diff changeset
169 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
170 return type;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
171 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
172
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
173 public int offset() {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
174 return offset;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
175 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
176
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
177 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
178 public String toString() {
16481
e7fc65330742 moved format(String format, JavaField field) from MetaUtil to be a default method in JavaField
Doug Simon <doug.simon@oracle.com>
parents: 16383
diff changeset
179 return format("HotSpotField<%H.%n %t:") + offset + ">";
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
180 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
181
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
182 @Override
9984
f3330a4487eb added ResolvedJava[Field|Method].isSynthetic()
Doug Simon <doug.simon@oracle.com>
parents: 9914
diff changeset
183 public boolean isSynthetic() {
22581
3884a98ebcde consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents: 22569
diff changeset
184 return (config().syntheticFlag & modifiers) != 0;
9984
f3330a4487eb added ResolvedJava[Field|Method].isSynthetic()
Doug Simon <doug.simon@oracle.com>
parents: 9914
diff changeset
185 }
f3330a4487eb added ResolvedJava[Field|Method].isSynthetic()
Doug Simon <doug.simon@oracle.com>
parents: 9914
diff changeset
186
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
187 /**
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
188 * Checks if this field has the {@link Stable} annotation.
15023
652564fe42d5 Use CompressionNode for accessing compressed Klass pointers.
Roland Schatz <roland.schatz@oracle.com>
parents: 15018
diff changeset
189 *
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
190 * @return true if field has {@link Stable} annotation, false otherwise
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
191 */
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
192 public boolean isStable() {
22581
3884a98ebcde consistently use HotSpotVMConfig.config() for static access to the HotSpotVMConfig instance
Doug Simon <doug.simon@oracle.com>
parents: 22569
diff changeset
193 if ((config().jvmAccFieldStable & modifiers) != 0) {
17334
0563b652c052 Unify parsing of graal and hotspot Stable annotations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16481
diff changeset
194 return true;
0563b652c052 Unify parsing of graal and hotspot Stable annotations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16481
diff changeset
195 }
0563b652c052 Unify parsing of graal and hotspot Stable annotations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16481
diff changeset
196 assert getAnnotation(Stable.class) == null;
23306
7b09dede4552 JVMCI options should not use System.getProperty() directly (JDK-8146820)
Doug Simon <doug.simon@oracle.com>
parents: 23297
diff changeset
197 if (Option.ImplicitStableValues.getBoolean() && isImplicitStableField()) {
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
198 return true;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
199 }
17334
0563b652c052 Unify parsing of graal and hotspot Stable annotations
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16481
diff changeset
200 return false;
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
201 }
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
202
9984
f3330a4487eb added ResolvedJava[Field|Method].isSynthetic()
Doug Simon <doug.simon@oracle.com>
parents: 9914
diff changeset
203 @Override
22432
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
204 public Annotation[] getAnnotations() {
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
205 Field javaField = toJava();
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
206 if (javaField != null) {
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
207 return javaField.getAnnotations();
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
208 }
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
209 return new Annotation[0];
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
210 }
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
211
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22054
diff changeset
212 @Override
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
213 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
214 Field javaField = toJava();
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
215 if (javaField != null) {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
216 return javaField.getAnnotation(annotationClass);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
217 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
218 return null;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
219 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220
20821
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
221 private Field toJavaCache;
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
222
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
223 private Field toJava() {
20821
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
224 if (toJavaCache != null) {
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
225 return toJavaCache;
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
226 }
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
227
13823
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
228 if (isInternal()) {
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
229 return null;
6dd8b95a7fbb fixed HotSpotResolvedJavaField.getModifiers() to mask out FIELD_INTERNAL_FLAG
Doug Simon <doug.simon@oracle.com>
parents: 13818
diff changeset
230 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
231 try {
20821
1bfa14fd1275 Cache the reflection Field in HotSpotResolvedFieldImpl, since it is accessed repeatedly when accessing the annotations of the field
Christian Wimmer <christian.wimmer@oracle.com>
parents: 20103
diff changeset
232 return toJavaCache = holder.mirror().getDeclaredField(name);
19917
6575b4e3f629 Don't force resolution for unloaded field types
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19855
diff changeset
233 } catch (NoSuchFieldException | NoClassDefFoundError e) {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
234 return null;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
235 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
236 }
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
237
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
238 private boolean isArray() {
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
239 JavaType fieldType = getType();
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
240 return fieldType instanceof ResolvedJavaType && ((ResolvedJavaType) fieldType).isArray();
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
241 }
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
242
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
243 private boolean isImplicitStableField() {
22664
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
244 if (isSyntheticEnumSwitchMap()) {
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
245 return true;
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
246 }
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
247 if (isWellKnownImplicitStableField()) {
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
248 return true;
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
249 }
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
250 return false;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
251 }
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
252
22664
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
253 public boolean isDefaultStable() {
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
254 assert this.isStable();
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
255 if (isSyntheticEnumSwitchMap()) {
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
256 return true;
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
257 }
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
258 return false;
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
259 }
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
260
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
261 private boolean isSyntheticEnumSwitchMap() {
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
262 if (isSynthetic() && isStatic() && isArray()) {
18507
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
263 if (isFinal() && name.equals("$VALUES") || name.equals("ENUM$VALUES")) {
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
264 // generated int[] field for EnumClass::values()
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
265 return true;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
266 } else if (name.startsWith("$SwitchMap$") || name.startsWith("$SWITCH_TABLE$")) {
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
267 // javac and ecj generate a static field in an inner class for a switch on an enum
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
268 // named $SwitchMap$p$k$g$EnumClass and $SWITCH_TABLE$p$k$g$EnumClass, respectively
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
269 return true;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
270 }
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
271 }
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
272 return false;
c2b45b536677 Constant fold elements of switch table and enum values() arrays
Andreas Woess <andreas.woess@jku.at>
parents: 18465
diff changeset
273 }
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
274
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
275 private boolean isWellKnownImplicitStableField() {
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
276 return WellKnownImplicitStableField.test(this);
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
277 }
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
278
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
279 static class WellKnownImplicitStableField {
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
280 /**
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
281 * @return {@code true} if the field is a well-known stable field.
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
282 */
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
283 public static boolean test(HotSpotResolvedJavaField field) {
18583
12bd2b344b08 replace usages of == with .equals()
Doug Simon <doug.simon@oracle.com>
parents: 18530
diff changeset
284 return field.equals(STRING_VALUE_FIELD);
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
285 }
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
286
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
287 private static final ResolvedJavaField STRING_VALUE_FIELD;
22664
47f047ae2b4b Make default values stable in enum switch maps
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 22661
diff changeset
288
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
289 static {
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
290 try {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
291 MetaAccessProvider metaAccess = runtime().getHostJVMCIBackend().getMetaAccess();
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
292 STRING_VALUE_FIELD = metaAccess.lookupJavaField(String.class.getDeclaredField("value"));
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
293 } catch (SecurityException | NoSuchFieldException e) {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
294 throw new JVMCIError(e);
18508
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
295 }
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
296 }
f56a5c4cd859 Treat String.value as implicit stable field
Andreas Woess <andreas.woess@jku.at>
parents: 18507
diff changeset
297 }
19850
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
298
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
299 public LocationIdentity getLocationIdentity() {
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
300 return locationIdentity;
c2124d859d91 Remove LocationIdentity interface from ResolvedJavaField and add ResolvedJavaField#getLocationIdentity method instead.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 19042
diff changeset
301 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
302 }