Mercurial > hg > graal-jvmci-8

annotate jvmci/jdk.internal.jvmci.hotspot/src/jdk/internal/jvmci/hotspot/HotSpotResolvedObjectTypeImpl.java @ 22542:15579668ec3a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
renamed constant field to UNSAFE
author Doug Simon <doug.simon@oracle.com>
date Wed, 09 Sep 2015 15:27:45 +0200
parents d2035d841611
children 71ea8d7db665
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 /*
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
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 */
22054
0e095e2c24e2 Rename com.oracle.jvmci to jdk.internal.jvmci
twisti
parents: 22032
diff changeset
23 package jdk.internal.jvmci.hotspot;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
24
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
25 import static java.util.Objects.*;
22054
0e095e2c24e2 Rename com.oracle.jvmci to jdk.internal.jvmci
twisti
parents: 22032
diff changeset
26 import static jdk.internal.jvmci.hotspot.HotSpotJVMCIRuntime.*;
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
27 import static jdk.internal.jvmci.hotspot.UnsafeAccess.UNSAFE;
15722
c583759bbcfd ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15311
diff changeset
28
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
29 import java.lang.annotation.*;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
30 import java.lang.reflect.*;
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
31 import java.net.*;
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
32 import java.nio.*;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
33 import java.util.*;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
34
22054
0e095e2c24e2 Rename com.oracle.jvmci to jdk.internal.jvmci
twisti
parents: 22032
diff changeset
35 import jdk.internal.jvmci.common.*;
0e095e2c24e2 Rename com.oracle.jvmci to jdk.internal.jvmci
twisti
parents: 22032
diff changeset
36 import jdk.internal.jvmci.meta.*;
0e095e2c24e2 Rename com.oracle.jvmci to jdk.internal.jvmci
twisti
parents: 22032
diff changeset
37 import jdk.internal.jvmci.meta.Assumptions.*;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
38
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
39 /**
5775
2c088af17e59 Removed left over Ri* prefixed identifiers
Doug Simon <doug.simon@oracle.com>
parents: 5760
diff changeset
40 * Implementation of {@link JavaType} for resolved non-primitive HotSpot classes.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
41 */
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
42 public final class HotSpotResolvedObjectTypeImpl extends HotSpotResolvedJavaType implements HotSpotResolvedObjectType, HotSpotProxified, MetaspaceWrapperObject {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
43
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
44 /**
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
45 * The Java class this type represents.
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
46 */
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
47 private final Class<?> javaClass;
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
48 private HashMap<Long, HotSpotResolvedJavaField> fieldCache;
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
49 private HashMap<Long, HotSpotResolvedJavaMethodImpl> methodCache;
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
50 private HotSpotResolvedJavaField[] instanceFields;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
51 private HotSpotResolvedObjectTypeImpl[] interfaces;
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
52 private HotSpotConstantPool constantPool;
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
53 final HotSpotJVMCIMetaAccessContext context;
18556
7484f5fcd41d removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
Doug Simon <doug.simon@oracle.com>
parents: 18534
diff changeset
54 private HotSpotResolvedObjectType arrayOfType;
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
55
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
56 /**
21789
5b9adb645217 fixed remnants of "graal" names in JVMCI code
Doug Simon <doug.simon@oracle.com>
parents: 21556
diff changeset
57 * Gets the JVMCI mirror for a {@link Class} object.
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
58 *
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
59 * @return the {@link HotSpotResolvedJavaType} corresponding to {@code javaClass}
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
60 */
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
61 public static HotSpotResolvedObjectTypeImpl fromObjectClass(Class<?> javaClass) {
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
62 return (HotSpotResolvedObjectTypeImpl) runtime().fromClass(javaClass);
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
63 }
5760
87e8baf5447c added snippets for lowering array creation and initialization (in NewObjectSnippets)
Doug Simon <doug.simon@oracle.com>
parents: 5686
diff changeset
64
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
65 /**
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
66 * Gets the JVMCI mirror from a HotSpot type. Since {@link Class} is already a proxy for the
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
67 * underlying Klass*, it is used instead of the raw Klass*.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
68 *
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
69 * Called from the VM.
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
70 *
22455
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
71 * @param javaClass a {@link Class} object
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
72 * @return the {@link ResolvedJavaType} corresponding to {@code javaClass}
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
73 */
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
74 @SuppressWarnings("unused")
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
75 private static HotSpotResolvedObjectTypeImpl fromMetaspace(Class<?> javaClass) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
76 return fromObjectClass(javaClass);
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
77 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
78
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
79 /**
21789
5b9adb645217 fixed remnants of "graal" names in JVMCI code
Doug Simon <doug.simon@oracle.com>
parents: 21556
diff changeset
80 * Creates the JVMCI mirror for a {@link Class} object.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
81 *
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
82 * <p>
13479
606959535fd4 remove Graal mirror from Class
twisti
parents: 13478
diff changeset
83 * <b>NOTE</b>: Creating an instance of this class does not install the mirror for the
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
84 * {@link Class} type. Use {@link #fromObjectClass(Class)} or {@link #fromMetaspace(Class)}
18556
7484f5fcd41d removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
Doug Simon <doug.simon@oracle.com>
parents: 18534
diff changeset
85 * instead.
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
86 * </p>
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
87 *
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
88 * @param javaClass the Class to create the mirror for
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
89 * @param context
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
90 */
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
91 HotSpotResolvedObjectTypeImpl(Class<?> javaClass, HotSpotJVMCIMetaAccessContext context) {
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
92 super(getSignatureName(javaClass));
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
93 this.javaClass = javaClass;
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
94 this.context = context;
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
95 assert getName().charAt(0) != '[' || isArray() : getName();
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
96 }
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
97
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
98 /**
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
99 * Returns the name of this type as it would appear in a signature.
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
100 */
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
101 private static String getSignatureName(Class<?> javaClass) {
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
102 if (javaClass.isArray()) {
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
103 return javaClass.getName().replace('.', '/');
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
104 }
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
105 return "L" + javaClass.getName().replace('.', '/') + ";";
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
106 }
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
107
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
108 /**
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
109 * Gets the metaspace Klass for this type.
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
110 */
15726
668d158f780c Rename HotSpotResolvedObjectType.metaspaceKlass to getMetaspaceKlass
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15725
diff changeset
111 public long getMetaspaceKlass() {
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
112 if (HotSpotJVMCIRuntime.getHostWordKind() == JavaKind.Long) {
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
113 return UNSAFE.getLong(javaClass, (long) runtime().getConfig().klassOffset);
18556
7484f5fcd41d removed a usages of HotSpotGraalRuntime.unsafeReadWord(); tidied up some comments
Doug Simon <doug.simon@oracle.com>
parents: 18534
diff changeset
114 }
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
115 return UNSAFE.getInt(javaClass, (long) runtime().getConfig().klassOffset) & 0xFFFFFFFFL;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
116 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
117
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
118 public long getMetaspacePointer() {
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
119 return getMetaspaceKlass();
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
120 }
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
121
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
122 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
123 public int getModifiers() {
22011
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
124 if (isArray()) {
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
125 return (getElementalType().getModifiers() & (Modifier.PUBLIC | Modifier.PRIVATE | Modifier.PROTECTED)) | Modifier.FINAL | Modifier.ABSTRACT;
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
126 } else {
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
127 return getAccessFlags() & ModifiersProvider.jvmClassModifiers();
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
128 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
129 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
130
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
131 public int getAccessFlags() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
132 HotSpotVMConfig config = runtime().getConfig();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
133 return UNSAFE.getInt(getMetaspaceKlass() + config.klassAccessFlagsOffset);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
134 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
135
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
136 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
137 public HotSpotResolvedObjectType getArrayClass() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
138 if (arrayOfType == null) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
139 arrayOfType = fromObjectClass(Array.newInstance(mirror(), 0).getClass());
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
140 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
141 return arrayOfType;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
142 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
143
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
144 @Override
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
145 public ResolvedJavaType getComponentType() {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
146 Class<?> javaComponentType = mirror().getComponentType();
22422
a98a02bad801 Add simple interface to control caching policy for ResolvedJavaTypes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22254
diff changeset
147 return javaComponentType == null ? null : runtime().fromClass(javaComponentType);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
148 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
149
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
150 @Override
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
151 public AssumptionResult<ResolvedJavaType> findLeafConcreteSubtype() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
152 HotSpotVMConfig config = runtime().getConfig();
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
153 if (isArray()) {
22032
d1a41fbfcfd2 Replace ResolvedJavaType.isFinal with more meaningful and correct isLeaf
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22011
diff changeset
154 return getElementalType().isLeaf() ? new AssumptionResult<>(this) : null;
7225
31c4d9f9e922 adder better CHA support
Christian Haeubl <haeubl@ssw.jku.at>
parents: 7221
diff changeset
155 } else if (isInterface()) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
156 HotSpotResolvedObjectTypeImpl implementor = getSingleImplementor();
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
157 /*
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
158 * If the implementor field contains itself that indicates that the interface has more
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
159 * than one implementors (see: InstanceKlass::add_implementor).
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
160 */
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
161 if (implementor == null || implementor.equals(this)) {
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
162 return null;
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
163 }
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
164
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
165 assert !implementor.isInterface();
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
166 if (implementor.isAbstract() || !implementor.isLeafClass()) {
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
167 AssumptionResult<ResolvedJavaType> leafConcreteSubtype = implementor.findLeafConcreteSubtype();
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
168 if (leafConcreteSubtype != null) {
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
169 assert !leafConcreteSubtype.getResult().equals(implementor);
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
170 AssumptionResult<ResolvedJavaType> newResult = new AssumptionResult<>(leafConcreteSubtype.getResult(), new ConcreteSubtype(this, implementor));
20009
426e45c75771 Properly accumulate assumptions
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19801
diff changeset
171 // Accumulate leaf assumptions and return the combined result.
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
172 newResult.add(leafConcreteSubtype);
20009
426e45c75771 Properly accumulate assumptions
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19801
diff changeset
173 return newResult;
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
174 }
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
175 return null;
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
176 }
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
177
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
178 return new AssumptionResult<>(implementor, new LeafType(implementor), new ConcreteSubtype(this, implementor));
4433
b494d6f329a3 some more checkcast opts
Lukas Stadler <lukas.stadler@jku.at>
parents: 4220
diff changeset
179 } else {
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
180 HotSpotResolvedObjectTypeImpl type = this;
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: 15291
diff changeset
181 while (type.isAbstract()) {
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
182 HotSpotResolvedObjectTypeImpl subklass = type.getSubklass();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
183 if (subklass == null || UNSAFE.getAddress(subklass.getMetaspaceKlass() + config.nextSiblingOffset) != 0) {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
184 return null;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
185 }
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
186 type = subklass;
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
187 }
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: 15291
diff changeset
188 if (type.isAbstract() || type.isInterface() || !type.isLeafClass()) {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
189 return null;
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
190 }
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
191 if (this.isAbstract()) {
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
192 return new AssumptionResult<>(type, new LeafType(type), new ConcreteSubtype(this, type));
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
193 } else {
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
194 assert this.equals(type);
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
195 return new AssumptionResult<>(type, new LeafType(type));
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
196 }
4433
b494d6f329a3 some more checkcast opts
Lukas Stadler <lukas.stadler@jku.at>
parents: 4220
diff changeset
197 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
198 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
199
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
200 /**
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
201 * Returns if type {@code type} is a leaf class. This is the case if the
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
202 * {@code Klass::_subklass} field of the underlying class is zero.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
203 *
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
204 * @return true if the type is a leaf class
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
205 */
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
206 private boolean isLeafClass() {
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
207 return getSubklass() == null;
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
208 }
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
209
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
210 /**
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
211 * Returns the {@code Klass::_subklass} field of the underlying metaspace klass for the given
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
212 * type {@code type}.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
213 *
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
214 * @return value of the subklass field as metaspace klass pointer
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
215 */
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
216 private HotSpotResolvedObjectTypeImpl getSubklass() {
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
217 return runtime().getCompilerToVM().getResolvedJavaType(this, runtime().getConfig().subklassOffset, false);
13478
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
218 }
fe03864a2c72 replaced CompilerToVM.getUniqueImplementor with getKlassImplementor and moved the logic into Java
twisti
parents: 13375
diff changeset
219
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
220 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
221 public HotSpotResolvedObjectTypeImpl getSuperclass() {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
222 Class<?> javaSuperclass = mirror().getSuperclass();
22505
575eb1036ea9 fixed all existing -Xlint warnings
Doug Simon <doug.simon@oracle.com>
parents: 22455
diff changeset
223 return javaSuperclass == null ? null : fromObjectClass(javaSuperclass);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
224 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
225
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
226 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
227 public HotSpotResolvedObjectTypeImpl[] getInterfaces() {
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
228 if (interfaces == null) {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
229 Class<?>[] javaInterfaces = mirror().getInterfaces();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
230 HotSpotResolvedObjectTypeImpl[] result = new HotSpotResolvedObjectTypeImpl[javaInterfaces.length];
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
231 for (int i = 0; i < javaInterfaces.length; i++) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
232 result[i] = fromObjectClass(javaInterfaces[i]);
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
233 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
234 interfaces = result;
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
235 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
236 return interfaces;
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
237 }
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
238
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
239 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
240 public HotSpotResolvedObjectTypeImpl getSingleImplementor() {
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
241 if (!isInterface()) {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
242 throw new JVMCIError("Cannot call getSingleImplementor() on a non-interface type: %s", this);
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
243 }
22455
7ad03bf3d4a9 renames related to using metaspace wrappers instead of raw metaspace values
Doug Simon <doug.simon@oracle.com>
parents: 22454
diff changeset
244 return runtime().getCompilerToVM().getImplementor(this);
18182
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
245 }
e8c54fd622a4 Add ResolvedJavaType.getImplementor().
Josef Eisl <josef.eisl@jku.at>
parents: 18176
diff changeset
246
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
247 public HotSpotResolvedObjectTypeImpl getSupertype() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
248 if (isArray()) {
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
249 ResolvedJavaType componentType = getComponentType();
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
250 if (mirror() == Object[].class || componentType.isPrimitive()) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
251 return fromObjectClass(Object.class);
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
252 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
253 return (HotSpotResolvedObjectTypeImpl) ((HotSpotResolvedObjectTypeImpl) componentType).getSupertype().getArrayClass();
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
254 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
255 if (isInterface()) {
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
256 return fromObjectClass(Object.class);
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
257 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
258 return getSuperclass();
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
259 }
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
260
6699
d79098b9db3b Support for interfaces in the Graal API: Make interfaces implemented by a ResolvedJavaType available; change semantics of ResolvedJavaType.getSuperclass to return null for interfaces (to conform with java.lang.Class); change semantics of ResolvedJavaType.isInstanceClass to return false for interfaces.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6588
diff changeset
261 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
262 public HotSpotResolvedObjectType findLeastCommonAncestor(ResolvedJavaType otherType) {
7059
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
263 if (otherType.isPrimitive()) {
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
264 return null;
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
265 } else {
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
266 HotSpotResolvedObjectTypeImpl t1 = this;
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
267 HotSpotResolvedObjectTypeImpl t2 = (HotSpotResolvedObjectTypeImpl) otherType;
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
268 while (true) {
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
269 if (t1.isAssignableFrom(t2)) {
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
270 return t1;
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
271 }
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
272 if (t2.isAssignableFrom(t1)) {
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
273 return t2;
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
274 }
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
275 t1 = t1.getSupertype();
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
276 t2 = t2.getSupertype();
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
277 }
4635
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
278 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
279 }
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
280
f35c183f33ce fixed checkcast when inlining more than one method
Christian Haeubl <christian.haeubl@oracle.com>
parents: 4484
diff changeset
281 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
282 public HotSpotResolvedObjectType asExactType() {
22032
d1a41fbfcfd2 Replace ResolvedJavaType.isFinal with more meaningful and correct isLeaf
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22011
diff changeset
283 return isLeaf() ? this : null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
284 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
285
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
286 @Override
18361
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
287 public JavaConstant getJavaClass() {
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
288 return HotSpotObjectConstantImpl.forObject(mirror());
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
289 }
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
290
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
291 @Override
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
292 public JavaConstant getObjectHub() {
6ac7e9c85be6 Split getEncoding into two methods.
Roland Schatz <roland.schatz@oracle.com>
parents: 18323
diff changeset
293 return klass();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
294 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
295
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
296 @Override
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
297 public AssumptionResult<Boolean> hasFinalizableSubclass() {
9126
bc26f978b0ce HotSpotResolvedObjectType: implement hasFinalizeSubclass() correctly
Bernhard Urban <bernhard.urban@jku.at>
parents: 9100
diff changeset
298 assert !isArray();
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
299 if (!runtime().getCompilerToVM().hasFinalizableSubclass(this)) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
300 return new AssumptionResult<>(false, new NoFinalizableSubclass(this));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
301 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
302 return new AssumptionResult<>(true);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
303 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
304
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
305 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
306 public boolean hasFinalizer() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
307 HotSpotVMConfig config = runtime().getConfig();
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
308 return (getAccessFlags() & config.klassHasFinalizerFlag) != 0;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
309 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
310
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
311 @Override
7059
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
312 public boolean isPrimitive() {
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
313 return false;
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
314 }
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
315
e4d9f153934f removed ResolvedJavaType.toJava() and introduced ResolvedJavaType.isPrimitive()
Doug Simon <doug.simon@oracle.com>
parents: 7057
diff changeset
316 @Override
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
317 public boolean isArray() {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
318 return mirror().isArray();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
319 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
320
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
321 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
322 public boolean isInitialized() {
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
323 return isArray() ? true : getInitState() == runtime().getConfig().instanceKlassStateFullyInitialized;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
324 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
325
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
326 @Override
11520
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
327 public boolean isLinked() {
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
328 return isArray() ? true : getInitState() >= runtime().getConfig().instanceKlassStateLinked;
13259
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
329 }
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
330
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
331 /**
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
332 * Returns the value of the state field {@code InstanceKlass::_init_state} of the metaspace
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
333 * klass.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
334 *
13259
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
335 * @return state field value of this type
b16fb0b7479b every HotSpotResolvedJavaMethod needs its own constant pool
twisti
parents: 13258
diff changeset
336 */
16386
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
337 private int getInitState() {
9ce3b1efc4e7 InstanceKlass::_init_state only exists for InstanceKlasses
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16384
diff changeset
338 assert !isArray() : "_init_state only exists in InstanceKlass";
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
339 return UNSAFE.getByte(getMetaspaceKlass() + runtime().getConfig().instanceKlassInitStateOffset) & 0xFF;
11520
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
340 }
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
341
7cca436d600b Add isLinked method to ResolvedJavaType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 11431
diff changeset
342 @Override
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
343 public void initialize() {
13214
3f34b8f91cc5 moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents: 12559
diff changeset
344 if (!isInitialized()) {
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
345 UNSAFE.ensureClassInitialized(mirror());
13214
3f34b8f91cc5 moved CompilerToVM.isTypeInitialized and isTypeLinked to Java
twisti
parents: 12559
diff changeset
346 assert isInitialized();
6549
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
347 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
348 }
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
349
15e04f248d6b Add functionality to initialize a type
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6539
diff changeset
350 @Override
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
351 public boolean isInstance(JavaConstant obj) {
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
352 if (obj.getJavaKind() == JavaKind.Object && !obj.isNull()) {
18290
e7d219e9d01f removed HotSpotObjectConstantImpl.asObject()
Doug Simon <doug.simon@oracle.com>
parents: 18266
diff changeset
353 return mirror().isInstance(((HotSpotObjectConstantImpl) obj).object());
7015
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
354 }
62818f156081 added ResolvedJavaType.isClass(Class c) to replace some uses of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 6996
diff changeset
355 return false;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
356 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
357
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
358 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
359 public boolean isInstanceClass() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
360 return !isArray() && !isInterface();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
361 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
362
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
363 @Override
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
364 public boolean isInterface() {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
365 return mirror().isInterface();
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
366 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
367
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
368 @Override
7097
6644cecbd3a7 Replace ResolvedJavaType.isAssignableTo with isAssignableFrom to be consistent with java.lang.Class
Christian Wimmer <christian.wimmer@oracle.com>
parents: 7096
diff changeset
369 public boolean isAssignableFrom(ResolvedJavaType other) {
9835
fcfedd3dd2eb ResolvedJavaType.isAssignableFrom must not be called with null argument. Check that with assertions in HotSpot implementation.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 9289
diff changeset
370 assert other != null;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
371 if (other instanceof HotSpotResolvedObjectTypeImpl) {
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
372 HotSpotResolvedObjectTypeImpl otherType = (HotSpotResolvedObjectTypeImpl) other;
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
373 return mirror().isAssignableFrom(otherType.mirror());
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
374 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
375 return false;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
376 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
377
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
378 @Override
16491
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
379 public boolean isJavaLangObject() {
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
380 return javaClass.equals(Object.class);
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
381 }
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
382
4d7a9829315e moved isJavaLangObject(ResolvedJavaType type) from MetaUtil to be a default method in ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 16476
diff changeset
383 @Override
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
384 public JavaKind getJavaKind() {
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
385 return JavaKind.Object;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
386 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
387
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
388 @Override
18191
839f97696479 Rename ResolvedJavaMethod.resolvedMethod() to resolveConcreteMethod() the reflect its actual behavior.
Josef Eisl <josef.eisl@jku.at>
parents: 18187
diff changeset
389 public ResolvedJavaMethod resolveConcreteMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) {
22165
af6cc957bf04 Remove dummy parameter `includeAbstract` from `ResolvedJavaType#resolveMethod()`;
Josef Eisl <josef.eisl@jku.at>
parents: 22054
diff changeset
390 ResolvedJavaMethod resolvedMethod = resolveMethod(method, callerType);
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
391 if (resolvedMethod == null || resolvedMethod.isAbstract()) {
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
392 return null;
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
393 }
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
394 return resolvedMethod;
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
395 }
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
396
18192
660875e586f0 Add ResolvedJavaType.resolveMethod() (get the like-time resolved method).
Josef Eisl <josef.eisl@jku.at>
parents: 18191
diff changeset
397 @Override
22165
af6cc957bf04 Remove dummy parameter `includeAbstract` from `ResolvedJavaType#resolveMethod()`;
Josef Eisl <josef.eisl@jku.at>
parents: 22054
diff changeset
398 public ResolvedJavaMethod resolveMethod(ResolvedJavaMethod method, ResolvedJavaType callerType) {
15722
c583759bbcfd ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15311
diff changeset
399 assert !callerType.isArray();
18823
5a21cac1968f Add utilities ModifiersProvider#isConcrete, ResolvedJavaMethod#hasReceiver, ResolvedJavaMethod#hasBytecodes to Graal API.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 18789
diff changeset
400 if (method.isConcrete() && method.getDeclaringClass().equals(this) && method.isPublic()) {
14604
bd7cf02d1756 added fast path for HotSpotResolvedObjectType.resolveMethod() when the receiver is the declarer of the method
Doug Simon <doug.simon@oracle.com>
parents: 14158
diff changeset
401 return method;
bd7cf02d1756 added fast path for HotSpotResolvedObjectType.resolveMethod() when the receiver is the declarer of the method
Doug Simon <doug.simon@oracle.com>
parents: 14158
diff changeset
402 }
15722
c583759bbcfd ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15311
diff changeset
403 if (!method.getDeclaringClass().isAssignableFrom(this)) {
c583759bbcfd ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15311
diff changeset
404 return null;
c583759bbcfd ResolvedJavaType.resolveMethod now takes a callerType that is used to check access rules. Make it work for default methods.
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15311
diff changeset
405 }
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
406 HotSpotResolvedJavaMethodImpl hotSpotMethod = (HotSpotResolvedJavaMethodImpl) method;
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
407 HotSpotResolvedObjectTypeImpl hotSpotCallerType = (HotSpotResolvedObjectTypeImpl) callerType;
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
408 return runtime().getCompilerToVM().resolveMethod(this, hotSpotMethod, hotSpotCallerType);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
409 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
410
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
411 public HotSpotConstantPool getConstantPool() {
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
412 if (constantPool == null) {
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
413 constantPool = runtime().getCompilerToVM().getConstantPool(this, runtime().getConfig().instanceKlassConstantsOffset);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
414 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
415 return constantPool;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
416 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
417
5616
310ed6650682 added check to ensure fast path allocation is never used for types that don't allow it
Doug Simon <doug.simon@oracle.com>
parents: 5554
diff changeset
418 /**
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
419 * Gets the instance size of this type. If an instance of this type cannot be fast path
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
420 * allocated, then the returned value is negative (its absolute value gives the size). Must not
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
421 * be called if this is an array or interface type.
5616
310ed6650682 added check to ensure fast path allocation is never used for types that don't allow it
Doug Simon <doug.simon@oracle.com>
parents: 5554
diff changeset
422 */
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
423 public int instanceSize() {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
424 assert !isArray();
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
425 assert !isInterface();
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
426
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
427 HotSpotVMConfig config = runtime().getConfig();
22254
efeabef8df70 Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22165
diff changeset
428 final int layoutHelper = layoutHelper();
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
429 assert layoutHelper > config.klassLayoutHelperNeutralValue : "must be instance";
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
430
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
431 // See: Klass::layout_helper_size_in_bytes
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
432 int size = layoutHelper & ~config.klassLayoutHelperInstanceSlowPathBit;
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
433
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
434 // See: Klass::layout_helper_needs_slow_path
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
435 boolean needsSlowPath = (layoutHelper & config.klassLayoutHelperInstanceSlowPathBit) != 0;
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
436
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
437 return needsSlowPath ? -size : size;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
438 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
439
22254
efeabef8df70 Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22165
diff changeset
440 public int layoutHelper() {
efeabef8df70 Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22165
diff changeset
441 HotSpotVMConfig config = runtime().getConfig();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
442 return UNSAFE.getInt(getMetaspaceKlass() + config.klassLayoutHelperOffset);
22254
efeabef8df70 Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22165
diff changeset
443 }
efeabef8df70 Improve DynamicNewArrayNode code generation
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22165
diff changeset
444
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
445 synchronized HotSpotResolvedJavaMethod createMethod(long metaspaceMethod) {
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
446 HotSpotResolvedJavaMethodImpl method = null;
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
447 if (methodCache == null) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
448 methodCache = new HashMap<>(8);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
449 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
450 method = methodCache.get(metaspaceMethod);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
451 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
452 if (method == null) {
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
453 method = new HotSpotResolvedJavaMethodImpl(this, metaspaceMethod);
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
454 methodCache.put(metaspaceMethod, method);
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
455 context.add(method);
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
456 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
457 return method;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
458 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
459
16615
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
460 public int getVtableLength() {
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
461 HotSpotVMConfig config = runtime().getConfig();
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
462 if (isInterface() || isArray()) {
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
463 /* Everything has the core vtable of java.lang.Object */
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
464 return config.baseVtableLength;
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
465 }
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
466 int result = UNSAFE.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) / (config.vtableEntrySize / config.heapWordSize);
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
467 assert result >= config.baseVtableLength : UNSAFE.getInt(getMetaspaceKlass() + config.instanceKlassVtableLengthOffset) + " " + config.vtableEntrySize;
16615
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
468 return result;
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
469 }
3812931f9350 Don't read beyond end of known vtable
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16575
diff changeset
470
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
471 public synchronized HotSpotResolvedJavaField createField(String fieldName, JavaType type, long offset, int rawFlags) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
472 HotSpotResolvedJavaField result = null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
473
22011
4c9d4fe1cbd8 Add ModifiersProvider.isSynthetic, isVarArgs and isBridge.
Gilles Duboscq <gilles.m.duboscq@oracle.com>
parents: 21798
diff changeset
474 final int flags = rawFlags & ModifiersProvider.jvmFieldModifiers();
13495
818d2885db2f Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13479
diff changeset
475
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
476 final long id = offset + ((long) flags << 32);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
477
7530
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
478 // (thomaswue) Must cache the fields, because the local load elimination only works if the
5e3d1a68664e applied mx eclipseformat to all Java files
Doug Simon <doug.simon@oracle.com>
parents: 7359
diff changeset
479 // objects from two field lookups are identical.
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
480 if (fieldCache == null) {
4142
bc8527f3071c Adjust code base to new level of warnings.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 3733
diff changeset
481 fieldCache = new HashMap<>(8);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
482 } else {
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
483 result = fieldCache.get(id);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
484 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
485
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
486 if (result == null) {
18264
e28aa8468d5e converted HotSpotResolvedJavaField to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18262
diff changeset
487 result = new HotSpotResolvedJavaFieldImpl(this, fieldName, type, offset, rawFlags);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
488 fieldCache.put(id, result);
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
489 } else {
6539
2463eb24b644 Cleanup of Graal API: Rename methods so that it follows the getXxx naming convention and so that they are similar to the names of the java.lang.reflect classes. Remove unused methods.
Christian Wimmer <christian.wimmer@oracle.com>
parents: 6430
diff changeset
490 assert result.getName().equals(fieldName);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
491 // assert result.getType().equals(type);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
492 assert result.offset() == offset;
13495
818d2885db2f Bugfix: Canonicalize field flags before looking up cached fields, to avoid creating the same field twice with different flags
Christian Wimmer <christian.wimmer@oracle.com>
parents: 13479
diff changeset
493 assert result.getModifiers() == flags;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
494 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
495
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
496 return result;
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
497 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
498
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
499 @Override
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
500 public AssumptionResult<ResolvedJavaMethod> findUniqueConcreteMethod(ResolvedJavaMethod method) {
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
501 HotSpotResolvedJavaMethod hmethod = (HotSpotResolvedJavaMethod) method;
18323
301c5e3d683a removed *Impl types in signatures of Remote interfaces
Doug Simon <doug.simon@oracle.com>
parents: 18290
diff changeset
502 HotSpotResolvedObjectType declaredHolder = hmethod.getDeclaringClass();
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
503 /*
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
504 * Sometimes the receiver type in the graph hasn't stabilized to a subtype of declared
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
505 * holder, usually because of phis, so make sure that the type is related to the declared
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
506 * type before using it for lookup. Unlinked types should also be ignored because we can't
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
507 * resolve the proper method to invoke. Generally unlinked types in invokes should result in
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
508 * a deopt instead since they can't really be used if they aren't linked yet.
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
509 */
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
510 if (!declaredHolder.isAssignableFrom(this) || this.isArray() || this.equals(declaredHolder) || !isLinked() || isInterface()) {
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
511 ResolvedJavaMethod result = hmethod.uniqueConcreteMethod(declaredHolder);
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
512 if (result != null) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
513 return new AssumptionResult<>(result, new ConcreteMethod(method, declaredHolder, result));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
514 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
515 return null;
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
516 }
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
517 /*
18789
3ed3f2b4d777 comment fixes
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 18556
diff changeset
518 * The holder may be a subtype of the declaredHolder so make sure to resolve the method to
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
519 * the correct method for the subtype.
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
520 */
22165
af6cc957bf04 Remove dummy parameter `includeAbstract` from `ResolvedJavaType#resolveMethod()`;
Josef Eisl <josef.eisl@jku.at>
parents: 22054
diff changeset
521 HotSpotResolvedJavaMethod resolvedMethod = (HotSpotResolvedJavaMethod) resolveMethod(hmethod, this);
16384
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
522 if (resolvedMethod == null) {
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
523 // The type isn't known to implement the method.
5d7b90ab9787 Ensure that uniqueConcreteMethod is called with a resolved concrete method
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 16184
diff changeset
524 return null;
16184
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
525 }
8fde32ece68e use receiver type in findUniqueConcreteMethod
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 15839
diff changeset
526
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
527 ResolvedJavaMethod result = resolvedMethod.uniqueConcreteMethod(this);
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
528 if (result != null) {
19801
deab43a789ad Split LeafType off from ConcreteSubtype
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19800
diff changeset
529 return new AssumptionResult<>(result, new ConcreteMethod(method, this, result));
19800
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
530 }
3362ba500371 Connect required Assumptions with answer to CHA query
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 19743
diff changeset
531 return null;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
532 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
533
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
534 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
535 * This class represents the field information for one field contained in the fields array of an
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
536 * {@code InstanceKlass}. The implementation is similar to the native {@code FieldInfo} class.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
537 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
538 private class FieldInfo {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
539 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
540 * Native pointer into the array of Java shorts.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
541 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
542 private final long metaspaceData;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
543
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
544 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
545 * Creates a field info for the field in the fields array at index {@code index}.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
546 *
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
547 * @param index index to the fields array
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
548 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
549 public FieldInfo(int index) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
550 HotSpotVMConfig config = runtime().getConfig();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
551 // Get Klass::_fields
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
552 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
553 assert config.fieldInfoFieldSlots == 6 : "revisit the field parsing code";
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
554 metaspaceData = metaspaceFields + config.arrayU2DataOffset + config.fieldInfoFieldSlots * Short.BYTES * index;
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
555 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
556
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
557 private int getAccessFlags() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
558 return readFieldSlot(runtime().getConfig().fieldInfoAccessFlagsOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
559 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
560
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
561 private int getNameIndex() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
562 return readFieldSlot(runtime().getConfig().fieldInfoNameIndexOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
563 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
564
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
565 private int getSignatureIndex() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
566 return readFieldSlot(runtime().getConfig().fieldInfoSignatureIndexOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
567 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
568
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
569 public int getOffset() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
570 HotSpotVMConfig config = runtime().getConfig();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
571 final int lowPacked = readFieldSlot(config.fieldInfoLowPackedOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
572 final int highPacked = readFieldSlot(config.fieldInfoHighPackedOffset);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
573 final int offset = ((highPacked << Short.SIZE) | lowPacked) >> config.fieldInfoTagSize;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
574 return offset;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
575 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
576
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
577 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
578 * Helper method to read an entry (slot) from the field array. Currently field info is laid
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
579 * on top an array of Java shorts.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
580 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
581 private int readFieldSlot(int index) {
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
582 return UNSAFE.getChar(metaspaceData + Short.BYTES * index);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
583 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
584
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
585 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
586 * Returns the name of this field as a {@link String}. If the field is an internal field the
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
587 * name index is pointing into the vmSymbols table.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
588 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
589 public String getName() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
590 final int nameIndex = getNameIndex();
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
591 return isInternal() ? HotSpotVmSymbols.symbolAt(nameIndex) : getConstantPool().lookupUtf8(nameIndex);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
592 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
593
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
594 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
595 * Returns the signature of this field as {@link String}. If the field is an internal field
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
596 * the signature index is pointing into the vmSymbols table.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
597 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
598 public String getSignature() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
599 final int signatureIndex = getSignatureIndex();
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
600 return isInternal() ? HotSpotVmSymbols.symbolAt(signatureIndex) : getConstantPool().lookupUtf8(signatureIndex);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
601 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
602
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
603 public JavaType getType() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
604 String signature = getSignature();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
605 return runtime().lookupType(signature, HotSpotResolvedObjectTypeImpl.this, false);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
606 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
607
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
608 private boolean isInternal() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
609 return (getAccessFlags() & runtime().getConfig().jvmAccFieldInternal) != 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
610 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
611
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
612 public boolean isStatic() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
613 return Modifier.isStatic(getAccessFlags());
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
614 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
615
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
616 public boolean hasGenericSignature() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
617 return (getAccessFlags() & runtime().getConfig().jvmAccFieldHasGenericSignature) != 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
618 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
619 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
620
18222
a8cff27ca2e1 converted HotSpotResolvedJavaMethod to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18194
diff changeset
621 private static class OffsetComparator implements java.util.Comparator<HotSpotResolvedJavaField> {
7136
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
622 @Override
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
623 public int compare(HotSpotResolvedJavaField o1, HotSpotResolvedJavaField o2) {
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
624 return o1.offset() - o2.offset();
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
625 }
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
626 }
4f62a7fa7f9f sort the fields returned by getInstanceFields by offset
Lukas Stadler <lukas.stadler@jku.at>
parents: 7128
diff changeset
627
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
628 @Override
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
629 public ResolvedJavaField[] getInstanceFields(boolean includeSuperclasses) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
630 if (instanceFields == null) {
7060
06d5f450f32b rename: ResolvedJavaType.isArrayClass() -> ResolvedJavaType.isArray()
Doug Simon <doug.simon@oracle.com>
parents: 7059
diff changeset
631 if (isArray() || isInterface()) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
632 instanceFields = new HotSpotResolvedJavaField[0];
6293
6550737d7807 an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
Doug Simon <doug.simon@oracle.com>
parents: 6277
diff changeset
633 } else {
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
634 final int fieldCount = getFieldCount();
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
635 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
636
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
637 for (int i = 0; i < fieldCount; i++) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
638 FieldInfo field = new FieldInfo(i);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
639
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
640 // We are only interested in instance fields.
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
641 if (!field.isStatic()) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
642 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags());
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
643 fieldsArray.add(resolvedJavaField);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
644 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
645 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
646
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
647 fieldsArray.sort(new OffsetComparator());
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
648
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
649 HotSpotResolvedJavaField[] myFields = fieldsArray.toArray(new HotSpotResolvedJavaField[0]);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
650
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
651 if (mirror() != Object.class) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
652 HotSpotResolvedJavaField[] superFields = (HotSpotResolvedJavaField[]) getSuperclass().getInstanceFields(true);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
653 HotSpotResolvedJavaField[] fields = Arrays.copyOf(superFields, superFields.length + myFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
654 System.arraycopy(myFields, 0, fields, superFields.length, myFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
655 instanceFields = fields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
656 } else {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
657 assert myFields.length == 0 : "java.lang.Object has fields!";
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
658 instanceFields = myFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
659 }
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
660
6293
6550737d7807 an empty array is now returned by ResolvedJavaType.declaredFields() for array and primitive types
Doug Simon <doug.simon@oracle.com>
parents: 6277
diff changeset
661 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
662 }
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
663 if (!includeSuperclasses) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
664 int myFieldsStart = 0;
14158
fd7fcd2d2072 replaced == with .equals() for comparisons between JavaMethod/JavaField/JavaType values
Doug Simon <doug.simon@oracle.com>
parents: 14105
diff changeset
665 while (myFieldsStart < instanceFields.length && !instanceFields[myFieldsStart].getDeclaringClass().equals(this)) {
6950
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
666 myFieldsStart++;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
667 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
668 if (myFieldsStart == 0) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
669 return instanceFields;
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
670 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
671 if (myFieldsStart == instanceFields.length) {
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
672 return new HotSpotResolvedJavaField[0];
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
673 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
674 return Arrays.copyOfRange(instanceFields, myFieldsStart, instanceFields.length);
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
675 }
41938af2b3d8 modifications to support non-perm-gen changes in HotSpot
Doug Simon <doug.simon@oracle.com>
parents: 6699
diff changeset
676 return instanceFields;
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
677 }
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
678
15839
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
679 @Override
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
680 public ResolvedJavaField[] getStaticFields() {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
681 if (isArray()) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
682 return new HotSpotResolvedJavaField[0];
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
683 } else {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
684 final int fieldCount = getFieldCount();
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
685 ArrayList<HotSpotResolvedJavaField> fieldsArray = new ArrayList<>(fieldCount);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
686
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
687 for (int i = 0; i < fieldCount; i++) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
688 FieldInfo field = new FieldInfo(i);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
689
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
690 // We are only interested in static fields.
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
691 if (field.isStatic()) {
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
692 HotSpotResolvedJavaField resolvedJavaField = createField(field.getName(), field.getType(), field.getOffset(), field.getAccessFlags());
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
693 fieldsArray.add(resolvedJavaField);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
694 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
695 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
696
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
697 fieldsArray.sort(new OffsetComparator());
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
698 return fieldsArray.toArray(new HotSpotResolvedJavaField[fieldsArray.size()]);
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
699 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
700 }
2838203d4231 Add method ResolvedJavaType.getStaticFields
Christian Wimmer <christian.wimmer@oracle.com>
parents: 15730
diff changeset
701
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
702 /**
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
703 * Returns the actual field count of this class's internal {@code InstanceKlass::_fields} array
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
704 * by walking the array and discounting the generic signature slots at the end of the array.
14980
a00b26a70011 use JDK 8 features for some TODOs
twisti
parents: 14604
diff changeset
705 *
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
706 * <p>
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
707 * See {@code FieldStreamBase::init_generic_signature_start_slot}
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
708 */
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
709 private int getFieldCount() {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
710 HotSpotVMConfig config = runtime().getConfig();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
711 final long metaspaceFields = UNSAFE.getAddress(getMetaspaceKlass() + config.instanceKlassFieldsOffset);
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
712 int metaspaceFieldsLength = UNSAFE.getInt(metaspaceFields + config.arrayU1LengthOffset);
14012
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
713 int fieldCount = 0;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
714
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
715 for (int i = 0, index = 0; i < metaspaceFieldsLength; i += config.fieldInfoFieldSlots, index++) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
716 FieldInfo field = new FieldInfo(index);
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
717 if (field.hasGenericSignature()) {
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
718 metaspaceFieldsLength--;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
719 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
720 fieldCount++;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
721 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
722 return fieldCount;
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
723 }
1f34717ccafa remove CompilerToVM.getInstanceFields
twisti
parents: 13823
diff changeset
724
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
725 @Override
7053
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
726 public Class<?> mirror() {
13261
0ffe9e4bb364 don't go through VM to create HotSpotResolvedObjectType (part 1)
twisti
parents: 13260
diff changeset
727 return javaClass;
7053
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
728 }
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
729
014727292ae0 removed more usages of ResolvedJavaType.toJava()
Doug Simon <doug.simon@oracle.com>
parents: 7045
diff changeset
730 @Override
7307
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
731 public String getSourceFileName() {
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
732 HotSpotVMConfig config = runtime().getConfig();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
733 final int sourceFileNameIndex = UNSAFE.getChar(getMetaspaceKlass() + config.instanceKlassSourceFileNameIndexOffset);
13254
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
734 if (sourceFileNameIndex == 0) {
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
735 return null;
42aaf7306707 Teach Graal about Symbol and ConstantPool so we can move more logic into Java. We'll see how that ends...
twisti
parents: 13214
diff changeset
736 }
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
737 return getConstantPool().lookupUtf8(sourceFileNameIndex);
7307
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
738 }
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
739
dc3e86fd3be1 Introduce cutomization capability for canonicalizer.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 7226
diff changeset
740 @Override
22432
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22422
diff changeset
741 public Annotation[] getAnnotations() {
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22422
diff changeset
742 return mirror().getAnnotations();
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22422
diff changeset
743 }
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22422
diff changeset
744
e4f0d819fe22 Add getAnnotations() method to ResolvedJavaType and ResolvedJavaField
Christian Wimmer <christian.wimmer@oracle.com>
parents: 22422
diff changeset
745 @Override
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
746 public <T extends Annotation> T getAnnotation(Class<T> annotationClass) {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
747 return mirror().getAnnotation(annotationClass);
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
748 }
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
749
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
750 /**
16575
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
751 * Performs a fast-path check that this type is resolved in the context of a given accessing
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
752 * class. A negative result does not mean this type is not resolved with respect to
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
753 * {@code accessingClass}. That can only be determined by
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
754 * {@linkplain HotSpotJVMCIRuntime#lookupType(String, HotSpotResolvedObjectType, boolean)
16575
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
755 * re-resolving} the type.
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
756 */
16575
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
757 public boolean isDefinitelyResolvedWithRespectTo(ResolvedJavaType accessingClass) {
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
758 assert accessingClass != null;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
759 ResolvedJavaType elementType = getElementalType();
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
760 if (elementType.isPrimitive()) {
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
761 // Primitive type resolution is context free.
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
762 return true;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
763 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
764 if (elementType.getName().startsWith("Ljava/")) {
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
765 // Classes in a java.* package can only be defined by the
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
766 // boot class loader. This is enforced by ClassLoader.preDefineClass()
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
767 assert mirror().getClassLoader() == null;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
768 return true;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
769 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
770 ClassLoader thisCl = mirror().getClassLoader();
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
771 ClassLoader accessingClassCl = ((HotSpotResolvedObjectTypeImpl) accessingClass).mirror().getClassLoader();
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
772 return thisCl == accessingClassCl;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
773 }
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
774
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
775 @Override
5541
b4c406861c33 More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 5540
diff changeset
776 public ResolvedJavaType resolve(ResolvedJavaType accessingClass) {
16575
adafceb4da4a improved name and documentation for method implementing fast-path check for type resolution
Doug Simon <doug.simon@oracle.com>
parents: 16492
diff changeset
777 if (isDefinitelyResolvedWithRespectTo(requireNonNull(accessingClass))) {
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
778 return this;
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
779 }
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
780 HotSpotResolvedObjectTypeImpl accessingType = (HotSpotResolvedObjectTypeImpl) accessingClass;
16492
8853b9304083 made type resolution require an accessing class context
Doug Simon <doug.simon@oracle.com>
parents: 16491
diff changeset
781 return (ResolvedJavaType) runtime().lookupType(getName(), accessingType, true);
4484
14a00ee82980 Implement eager type resolving.
Andreas Woess <andreas.woess@jku.at>
parents: 4433
diff changeset
782 }
5326
a53162ca8219 introduced HotSpotKlassOop type to convey a klassOop value from the compiler to the C++ code instead of relying on the C++ code automagically converting a HotSpotTypeResolvedImpl value to a klassOop
Doug Simon <doug.simon@oracle.com>
parents: 5287
diff changeset
783
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
784 /**
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
785 * Gets the metaspace Klass boxed in a {@link JavaConstant}.
7037
dd81042f4eb1 added unit tests for ResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 7030
diff changeset
786 */
18187
9619ba4daf4c Rename Constant to JavaConstant.
Roland Schatz <roland.schatz@oracle.com>
parents: 18182
diff changeset
787 public JavaConstant klass() {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
788 return HotSpotMetaspaceConstantImpl.forMetaspaceObject(runtime().getHostJVMCIBackend().getTarget().wordKind, getMetaspaceKlass(), this, false);
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
789 }
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
790
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
791 public boolean isPrimaryType() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
792 return runtime().getConfig().secondarySuperCacheOffset != superCheckOffset();
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
793 }
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
794
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
795 public int superCheckOffset() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
796 HotSpotVMConfig config = runtime().getConfig();
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
797 return UNSAFE.getInt(getMetaspaceKlass() + config.superCheckOffsetOffset);
5466
af07e798947d lifted fast subtype check into checkcast snippets
Doug Simon <doug.simon@oracle.com>
parents: 5326
diff changeset
798 }
5686
6cb39a47da14 replaced loading of instance prototype header word with a constant obtained from HotSpotResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 5682
diff changeset
799
6375
1d7c73b5d787 terminology change to match C++ code and biased locking paper: "initial mark word" -> "prototype mark word"
Doug Simon <doug.simon@oracle.com>
parents: 6367
diff changeset
800 public long prototypeMarkWord() {
12431
7080a96be216 rename: graalRuntime -> runtime, getGraalRuntime -> getRuntime
Doug Simon <doug.simon@oracle.com>
parents: 12429
diff changeset
801 HotSpotVMConfig config = runtime().getConfig();
7147
88d626e2c2a8 added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents: 7143
diff changeset
802 if (isArray()) {
12559
ae412befde21 read HotSpotVMConfig fields from HotSpot's vmStructs via annotations
twisti
parents: 12456
diff changeset
803 return config.arrayPrototypeMarkWord();
7147
88d626e2c2a8 added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents: 7143
diff changeset
804 } else {
22542
15579668ec3a renamed constant field to UNSAFE
Doug Simon <doug.simon@oracle.com>
parents: 22541
diff changeset
805 return UNSAFE.getAddress(getMetaspaceKlass() + config.prototypeMarkWordOffset);
7147
88d626e2c2a8 added TLAB fast refill stub for array allocation
Doug Simon <doug.simon@oracle.com>
parents: 7143
diff changeset
806 }
5686
6cb39a47da14 replaced loading of instance prototype header word with a constant obtained from HotSpotResolvedJavaType
Doug Simon <doug.simon@oracle.com>
parents: 5682
diff changeset
807 }
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
808
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
809 @Override
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
810 public ResolvedJavaField findInstanceFieldWithOffset(long offset, JavaKind expectedEntryKind) {
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
811 ResolvedJavaField[] declaredFields = getInstanceFields(true);
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
812 for (ResolvedJavaField field : declaredFields) {
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
813 HotSpotResolvedJavaField resolvedField = (HotSpotResolvedJavaField) field;
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
814 long resolvedFieldOffset = resolvedField.offset();
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
815 // @formatter:off
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
816 if (ByteOrder.nativeOrder() == ByteOrder.BIG_ENDIAN &&
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
817 expectedEntryKind.isPrimitive() &&
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
818 !expectedEntryKind.equals(JavaKind.Void) &&
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
819 resolvedField.getJavaKind().isPrimitive()) {
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
820 resolvedFieldOffset +=
22536
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
821 resolvedField.getJavaKind().getByteCount() -
dc1aeef79e7e Refactoring: Rename Kind to JavaKind.
Roland Schatz <roland.schatz@oracle.com>
parents: 22516
diff changeset
822 Math.min(resolvedField.getJavaKind().getByteCount(), 4 + expectedEntryKind.getByteCount());
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
823 }
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
824 if (resolvedFieldOffset == offset) {
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
825 return field;
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
826 }
18950
3fc907b46313 [SPARC] Fix Partial Escape Analysis for SPARC in Truffle
Stefan Anzinger <stefan.anzinger@oracle.com>
parents: 18867
diff changeset
827 // @formatter:on
7049
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
828 }
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
829 return null;
ccade022ec83 virtualization of unsafeload and unsafestore
Lukas Stadler <lukas.stadler@jku.at>
parents: 7037
diff changeset
830 }
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
831
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
832 @Override
7828
49921d2ee9ce class file path retrieval returns URL
Michael Haupt <michael.haupt@oracle.com>
parents: 7820
diff changeset
833 public URL getClassFilePath() {
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
834 Class<?> cls = mirror();
7831
fb0ef768d877 simplified class file path retrieval, added test
Michael Haupt <michael.haupt@oracle.com>
parents: 7829
diff changeset
835 return cls.getResource(MetaUtil.getSimpleName(cls, true).replace('.', '$') + ".class");
7819
aa022eaf1569 class file path retrieval
Michael Haupt <michael.haupt@oracle.com>
parents: 7530
diff changeset
836 }
7829
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
837
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
838 @Override
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
839 public boolean isLocal() {
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
840 return mirror().isLocalClass();
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
841 }
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
842
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
843 @Override
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
844 public boolean isMember() {
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
845 return mirror().isMemberClass();
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
846 }
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
847
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
848 @Override
18223
17c98fad6980 converted HotSpotResolvedObjectType to an interface
Doug Simon <doug.simon@oracle.com>
parents: 18222
diff changeset
849 public HotSpotResolvedObjectTypeImpl getEnclosingType() {
7829
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
850 final Class<?> encl = mirror().getEnclosingClass();
18167
2bf5ea10eea7 sharpened return types for HotSpot specific Graal API implementations
Doug Simon <doug.simon@oracle.com>
parents: 17156
diff changeset
851 return encl == null ? null : fromObjectClass(encl);
7829
a44887443b0c support for inner classes (local/member) in meta API
Michael Haupt <michael.haupt@oracle.com>
parents: 7828
diff changeset
852 }
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
853
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
854 @Override
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
855 public ResolvedJavaMethod[] getDeclaredConstructors() {
15040
288c23143d47 Fix most raw type references.
Josef Eisl <josef.eisl@jku.at>
parents: 15018
diff changeset
856 Constructor<?>[] constructors = mirror().getDeclaredConstructors();
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
857 ResolvedJavaMethod[] result = new ResolvedJavaMethod[constructors.length];
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
858 for (int i = 0; i < constructors.length; i++) {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
859 result[i] = runtime().getHostJVMCIBackend().getMetaAccess().lookupJavaMethod(constructors[i]);
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
860 assert result[i].isConstructor();
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
861 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
862 return result;
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
863 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
864
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
865 @Override
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
866 public ResolvedJavaMethod[] getDeclaredMethods() {
14091
ed92bc6900d5 simplified HotSpotResolvedObjectType.FieldInfo.getType(); encapsulated all access to javaClass in HotSpotResolvedObjectType more
Doug Simon <doug.simon@oracle.com>
parents: 14069
diff changeset
867 Method[] methods = mirror().getDeclaredMethods();
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
868 ResolvedJavaMethod[] result = new ResolvedJavaMethod[methods.length];
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
869 for (int i = 0; i < methods.length; i++) {
21552
9579a3c62a9e use skeleton findbugs jar containing only SuppresFBWarnings to avoid external dependency for JVMCI classes (JBS:GRAAL-53)
Doug Simon <doug.simon@oracle.com>
parents: 21411
diff changeset
870 result[i] = runtime().getHostJVMCIBackend().getMetaAccess().lookupJavaMethod(methods[i]);
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
871 assert !result[i].isConstructor();
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
872 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
873 return result;
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
874 }
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
875
11952
c0807f5fdca5 added ResolvedJavaType.getClassInititalizer()
Doug Simon <doug.simon@oracle.com>
parents: 11823
diff changeset
876 public ResolvedJavaMethod getClassInitializer() {
22454
76af33d4d504 Make jvmci redefinition safe
Tom Rodriguez <tom.rodriguez@oracle.com>
parents: 22432
diff changeset
877 return runtime().getCompilerToVM().getClassInitializer(this);
9985
e6bd1004082a added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents: 9835
diff changeset
878 }
e6bd1004082a added HotSpotResolvedObjectType.getMethods() to get all methods of a class including those (such as <clinit>) not normally exposed by Java reflection
Doug Simon <doug.simon@oracle.com>
parents: 9835
diff changeset
879
9100
d24955427b0b Remove MetaUtil.getMirrorOrFail; Add necessary functionality to the Graal API so that all previous usages of java.lang.Class can now use ResolvedJavaType
Christian Wimmer <christian.wimmer@oracle.com>
parents: 8959
diff changeset
880 @Override
13305
a63d65b682a8 moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents: 13295
diff changeset
881 public String toString() {
15730
920b7bb058a6 Simplify HotSpotUnresolvedJavaType, harmonize toString for HotSpotUnresolvedJavaType and HotSpotResolvedObjectType
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 15726
diff changeset
882 return "HotSpotType<" + getName() + ", resolved>";
13305
a63d65b682a8 moved most HotSpotResolvedJavaMethod.getExceptionHandlers logic to Java
twisti
parents: 13295
diff changeset
883 }
17156
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
884
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
885 @Override
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
886 public boolean isTrustedInterfaceType() {
19743
d526b6bffc7c removed HotSpotResolvedObjectTypeImpl.trustedInterfaceType
Doug Simon <doug.simon@oracle.com>
parents: 18950
diff changeset
887 return TrustedInterface.class.isAssignableFrom(mirror());
17156
ac6e25901d62 Add trusted interface concept and use it for WordBase, fix a NPE and some tests
Gilles Duboscq <duboscq@ssw.jku.at>
parents: 16615
diff changeset
888 }
3733
e233f5660da4 Added Java files from Maxine project.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents:
diff changeset
889 }