Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/oops/InstanceKlass.java @ 7402:fd74228fd5ca
8004076: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
Summary: Move _max_locals and _size_of_parameters to ConstMethod for better sharing.
Reviewed-by: coleenp, minqi, jrose
author | jiangli |
---|---|
date | Tue, 11 Dec 2012 12:41:31 -0500 |
parents | bd7a7ce2e264 |
children | 4a916f2ce331 |
rev | line source |
---|---|
0 | 1 /* |
5998
49036505ab5f
7154670: The instanceKlass _implementors[] and _nof_implementors are not needed for non-interface klass.
jiangli
parents:
5967
diff
changeset
|
2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * | |
5 * This code is free software; you can redistribute it and/or modify it | |
6 * under the terms of the GNU General Public License version 2 only, as | |
7 * published by the Free Software Foundation. | |
8 * | |
9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
12 * version 2 for more details (a copy is included in the LICENSE file that | |
13 * accompanied this code). | |
14 * | |
15 * You should have received a copy of the GNU General Public License version | |
16 * 2 along with this work; if not, write to the Free Software Foundation, | |
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 * | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
20 * or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
196
diff
changeset
|
21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.oops; | |
26 | |
27 import java.io.*; | |
28 import java.util.*; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
29 import sun.jvm.hotspot.classfile.ClassLoaderData; |
0 | 30 import sun.jvm.hotspot.debugger.*; |
31 import sun.jvm.hotspot.memory.*; | |
32 import sun.jvm.hotspot.runtime.*; | |
33 import sun.jvm.hotspot.types.*; | |
34 import sun.jvm.hotspot.utilities.*; | |
35 | |
36 // An InstanceKlass is the VM level representation of a Java class. | |
37 | |
38 public class InstanceKlass extends Klass { | |
39 static { | |
40 VM.registerVMInitializedObserver(new Observer() { | |
41 public void update(Observable o, Object data) { | |
42 initialize(VM.getVM().getTypeDataBase()); | |
43 } | |
44 }); | |
45 } | |
46 | |
47 // field offset constants | |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
48 private static int ACCESS_FLAGS_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
49 private static int NAME_INDEX_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
50 private static int SIGNATURE_INDEX_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
51 private static int INITVAL_INDEX_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
52 private static int LOW_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
53 private static int HIGH_OFFSET; |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
54 private static int FIELD_SLOTS; |
0 | 55 |
56 // ClassState constants | |
57 private static int CLASS_STATE_ALLOCATED; | |
58 private static int CLASS_STATE_LOADED; | |
59 private static int CLASS_STATE_LINKED; | |
60 private static int CLASS_STATE_BEING_INITIALIZED; | |
61 private static int CLASS_STATE_FULLY_INITIALIZED; | |
62 private static int CLASS_STATE_INITIALIZATION_ERROR; | |
63 | |
64 private static synchronized void initialize(TypeDataBase db) throws WrongTypeException { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
65 Type type = db.lookupType("InstanceKlass"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
66 arrayKlasses = new MetadataField(type.getAddressField("_array_klasses"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
67 methods = type.getAddressField("_methods"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
68 methodOrdering = type.getAddressField("_method_ordering"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
69 localInterfaces = type.getAddressField("_local_interfaces"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
70 transitiveInterfaces = type.getAddressField("_transitive_interfaces"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
71 fields = type.getAddressField("_fields"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
72 javaFieldsCount = new CIntField(type.getCIntegerField("_java_fields_count"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
73 constants = new MetadataField(type.getAddressField("_constants"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
74 classLoaderData = type.getAddressField("_class_loader_data"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
75 protectionDomain = new OopField(type.getOopField("_protection_domain"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
76 signers = new OopField(type.getOopField("_signers"), 0); |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
77 sourceFileName = type.getAddressField("_source_file_name"); |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
78 sourceDebugExtension = type.getAddressField("_source_debug_extension"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
79 innerClasses = type.getAddressField("_inner_classes"); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
80 nonstaticFieldSize = new CIntField(type.getCIntegerField("_nonstatic_field_size"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
81 staticFieldSize = new CIntField(type.getCIntegerField("_static_field_size"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
82 staticOopFieldCount = new CIntField(type.getCIntegerField("_static_oop_field_count"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
83 nonstaticOopMapSize = new CIntField(type.getCIntegerField("_nonstatic_oop_map_size"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
84 isMarkedDependent = new CIntField(type.getCIntegerField("_is_marked_dependent"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
85 initState = new CIntField(type.getCIntegerField("_init_state"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
86 vtableLen = new CIntField(type.getCIntegerField("_vtable_len"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
87 itableLen = new CIntField(type.getCIntegerField("_itable_len"), 0); |
0 | 88 breakpoints = type.getAddressField("_breakpoints"); |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
89 genericSignature = type.getAddressField("_generic_signature"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
90 majorVersion = new CIntField(type.getCIntegerField("_major_version"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
91 minorVersion = new CIntField(type.getCIntegerField("_minor_version"), 0); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
92 headerSize = Oop.alignObjectOffset(type.getSize()); |
0 | 93 |
94 // read field offset constants | |
3938 | 95 ACCESS_FLAGS_OFFSET = db.lookupIntConstant("FieldInfo::access_flags_offset").intValue(); |
96 NAME_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::name_index_offset").intValue(); | |
97 SIGNATURE_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::signature_index_offset").intValue(); | |
98 INITVAL_INDEX_OFFSET = db.lookupIntConstant("FieldInfo::initval_index_offset").intValue(); | |
99 LOW_OFFSET = db.lookupIntConstant("FieldInfo::low_offset").intValue(); | |
100 HIGH_OFFSET = db.lookupIntConstant("FieldInfo::high_offset").intValue(); | |
101 FIELD_SLOTS = db.lookupIntConstant("FieldInfo::field_slots").intValue(); | |
0 | 102 // read ClassState constants |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
103 CLASS_STATE_ALLOCATED = db.lookupIntConstant("InstanceKlass::allocated").intValue(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
104 CLASS_STATE_LOADED = db.lookupIntConstant("InstanceKlass::loaded").intValue(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
105 CLASS_STATE_LINKED = db.lookupIntConstant("InstanceKlass::linked").intValue(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
106 CLASS_STATE_BEING_INITIALIZED = db.lookupIntConstant("InstanceKlass::being_initialized").intValue(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
107 CLASS_STATE_FULLY_INITIALIZED = db.lookupIntConstant("InstanceKlass::fully_initialized").intValue(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
108 CLASS_STATE_INITIALIZATION_ERROR = db.lookupIntConstant("InstanceKlass::initialization_error").intValue(); |
0 | 109 |
110 } | |
111 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
112 public InstanceKlass(Address addr) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
113 super(addr); |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
114 if (getJavaFieldsCount() != getAllFieldsCount()) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
115 // Exercise the injected field logic |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
116 for (int i = getJavaFieldsCount(); i < getAllFieldsCount(); i++) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
117 getFieldName(i); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
118 getFieldSignature(i); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
119 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
120 } |
0 | 121 } |
122 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
123 private static MetadataField arrayKlasses; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
124 private static AddressField methods; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
125 private static AddressField methodOrdering; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
126 private static AddressField localInterfaces; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
127 private static AddressField transitiveInterfaces; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
128 private static AddressField fields; |
3938 | 129 private static CIntField javaFieldsCount; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
130 private static MetadataField constants; |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
131 private static AddressField classLoaderData; |
0 | 132 private static OopField protectionDomain; |
133 private static OopField signers; | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
134 private static AddressField sourceFileName; |
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
135 private static AddressField sourceDebugExtension; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
136 private static AddressField innerClasses; |
0 | 137 private static CIntField nonstaticFieldSize; |
138 private static CIntField staticFieldSize; | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
139 private static CIntField staticOopFieldCount; |
0 | 140 private static CIntField nonstaticOopMapSize; |
4772
8f8b94305aff
7129240: backout fix for 7102776 until 7128770 is resolved
dcubed
parents:
4737
diff
changeset
|
141 private static CIntField isMarkedDependent; |
0 | 142 private static CIntField initState; |
143 private static CIntField vtableLen; | |
144 private static CIntField itableLen; | |
145 private static AddressField breakpoints; | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
146 private static AddressField genericSignature; |
0 | 147 private static CIntField majorVersion; |
148 private static CIntField minorVersion; | |
149 | |
150 // type safe enum for ClassState from instanceKlass.hpp | |
151 public static class ClassState { | |
152 public static final ClassState ALLOCATED = new ClassState("allocated"); | |
153 public static final ClassState LOADED = new ClassState("loaded"); | |
154 public static final ClassState LINKED = new ClassState("linked"); | |
155 public static final ClassState BEING_INITIALIZED = new ClassState("beingInitialized"); | |
156 public static final ClassState FULLY_INITIALIZED = new ClassState("fullyInitialized"); | |
157 public static final ClassState INITIALIZATION_ERROR = new ClassState("initializationError"); | |
158 | |
159 private ClassState(String value) { | |
160 this.value = value; | |
161 } | |
162 | |
163 public String toString() { | |
164 return value; | |
165 } | |
166 | |
167 private String value; | |
168 } | |
169 | |
3939 | 170 public int getInitStateAsInt() { return (int) initState.getValue(this); } |
0 | 171 public ClassState getInitState() { |
172 int state = getInitStateAsInt(); | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
173 if (state == CLASS_STATE_ALLOCATED) { |
0 | 174 return ClassState.ALLOCATED; |
175 } else if (state == CLASS_STATE_LOADED) { | |
176 return ClassState.LOADED; | |
177 } else if (state == CLASS_STATE_LINKED) { | |
178 return ClassState.LINKED; | |
179 } else if (state == CLASS_STATE_BEING_INITIALIZED) { | |
180 return ClassState.BEING_INITIALIZED; | |
181 } else if (state == CLASS_STATE_FULLY_INITIALIZED) { | |
182 return ClassState.FULLY_INITIALIZED; | |
183 } else if (state == CLASS_STATE_INITIALIZATION_ERROR) { | |
184 return ClassState.INITIALIZATION_ERROR; | |
185 } else { | |
186 throw new RuntimeException("should not reach here"); | |
187 } | |
188 } | |
189 | |
190 // initialization state quaries | |
191 public boolean isLoaded() { | |
192 return getInitStateAsInt() >= CLASS_STATE_LOADED; | |
193 } | |
194 | |
195 public boolean isLinked() { | |
196 return getInitStateAsInt() >= CLASS_STATE_LINKED; | |
197 } | |
198 | |
199 public boolean isInitialized() { | |
200 return getInitStateAsInt() == CLASS_STATE_FULLY_INITIALIZED; | |
201 } | |
202 | |
203 public boolean isNotInitialized() { | |
204 return getInitStateAsInt() < CLASS_STATE_BEING_INITIALIZED; | |
205 } | |
206 | |
207 public boolean isBeingInitialized() { | |
208 return getInitStateAsInt() == CLASS_STATE_BEING_INITIALIZED; | |
209 } | |
210 | |
211 public boolean isInErrorState() { | |
212 return getInitStateAsInt() == CLASS_STATE_INITIALIZATION_ERROR; | |
213 } | |
214 | |
215 public int getClassStatus() { | |
216 int result = 0; | |
217 if (isLinked()) { | |
218 result |= JVMDIClassStatus.VERIFIED | JVMDIClassStatus.PREPARED; | |
219 } | |
220 | |
221 if (isInitialized()) { | |
222 if (Assert.ASSERTS_ENABLED) { | |
223 Assert.that(isLinked(), "Class status is not consistent"); | |
224 } | |
225 result |= JVMDIClassStatus.INITIALIZED; | |
226 } | |
227 | |
228 if (isInErrorState()) { | |
229 result |= JVMDIClassStatus.ERROR; | |
230 } | |
231 return result; | |
232 } | |
233 | |
234 // Byteside of the header | |
235 private static long headerSize; | |
236 | |
2411
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
237 public long getObjectSize(Oop object) { |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
238 return getSizeHelper() * VM.getVM().getAddressSize(); |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
239 } |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
240 |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
241 public long getSize() { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
242 return Oop.alignObjectSize(getHeaderSize() + Oop.alignObjectOffset(getVtableLen()) + |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
243 Oop.alignObjectOffset(getItableLen()) + Oop.alignObjectOffset(getNonstaticOopMapSize())); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
244 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
245 |
0 | 246 public static long getHeaderSize() { return headerSize; } |
247 | |
3938 | 248 public short getFieldAccessFlags(int index) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
249 return getFields().at(index * FIELD_SLOTS + ACCESS_FLAGS_OFFSET); |
3938 | 250 } |
251 | |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
252 public short getFieldNameIndex(int index) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
253 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
254 return getFields().at(index * FIELD_SLOTS + NAME_INDEX_OFFSET); |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
255 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
256 |
3938 | 257 public Symbol getFieldName(int index) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
258 int nameIndex = getFields().at(index * FIELD_SLOTS + NAME_INDEX_OFFSET); |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
259 if (index < getJavaFieldsCount()) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
260 return getConstants().getSymbolAt(nameIndex); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
261 } else { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
262 return vmSymbols.symbolAt(nameIndex); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
263 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
264 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
265 |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
266 public short getFieldSignatureIndex(int index) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
267 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
268 return getFields().at(index * FIELD_SLOTS + SIGNATURE_INDEX_OFFSET); |
3938 | 269 } |
270 | |
271 public Symbol getFieldSignature(int index) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
272 int signatureIndex = getFields().at(index * FIELD_SLOTS + SIGNATURE_INDEX_OFFSET); |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
273 if (index < getJavaFieldsCount()) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
274 return getConstants().getSymbolAt(signatureIndex); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
275 } else { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
276 return vmSymbols.symbolAt(signatureIndex); |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
277 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
278 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
279 |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
280 public short getFieldGenericSignatureIndex(int index) { |
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
281 // int len = getFields().length(); |
6100
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
282 int allFieldsCount = getAllFieldsCount(); |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
283 int generic_signature_slot = allFieldsCount * FIELD_SLOTS; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
284 for (int i = 0; i < allFieldsCount; i++) { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
285 short flags = getFieldAccessFlags(i); |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
286 AccessFlags access = new AccessFlags(flags); |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
287 if (i == index) { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
288 if (access.fieldHasGenericSignature()) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
289 return getFields().at(generic_signature_slot); |
6100
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
290 } else { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
291 return 0; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
292 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
293 } else { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
294 if (access.fieldHasGenericSignature()) { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
295 generic_signature_slot ++; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
296 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
297 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
298 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
299 return 0; |
3938 | 300 } |
301 | |
302 public Symbol getFieldGenericSignature(int index) { | |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
303 short genericSignatureIndex = getFieldGenericSignatureIndex(index); |
3938 | 304 if (genericSignatureIndex != 0) { |
305 return getConstants().getSymbolAt(genericSignatureIndex); | |
306 } | |
307 return null; | |
308 } | |
309 | |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
310 public short getFieldInitialValueIndex(int index) { |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
311 if (index >= getJavaFieldsCount()) throw new IndexOutOfBoundsException("not a Java field;"); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
312 return getFields().at(index * FIELD_SLOTS + INITVAL_INDEX_OFFSET); |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
313 } |
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
314 |
3938 | 315 public int getFieldOffset(int index) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
316 U2Array fields = getFields(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
317 return VM.getVM().buildIntFromShorts(fields.at(index * FIELD_SLOTS + LOW_OFFSET), |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
318 fields.at(index * FIELD_SLOTS + HIGH_OFFSET)); |
3938 | 319 } |
320 | |
0 | 321 // Accessors for declared fields |
322 public Klass getArrayKlasses() { return (Klass) arrayKlasses.getValue(this); } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
323 public MethodArray getMethods() { return new MethodArray(methods.getValue(getAddress())); } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
324 public KlassArray getLocalInterfaces() { return new KlassArray(localInterfaces.getValue(getAddress())); } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
325 public KlassArray getTransitiveInterfaces() { return new KlassArray(transitiveInterfaces.getValue(getAddress())); } |
3938 | 326 public int getJavaFieldsCount() { return (int) javaFieldsCount.getValue(this); } |
6100
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
327 public int getAllFieldsCount() { |
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
328 int len = getFields().length(); |
6100
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
329 int allFieldsCount = 0; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
330 for (; allFieldsCount*FIELD_SLOTS < len; allFieldsCount++) { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
331 short flags = getFieldAccessFlags(allFieldsCount); |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
332 AccessFlags access = new AccessFlags(flags); |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
333 if (access.fieldHasGenericSignature()) { |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
334 len --; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
335 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
336 } |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
337 return allFieldsCount; |
71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
jiangli
parents:
5998
diff
changeset
|
338 } |
0 | 339 public ConstantPool getConstants() { return (ConstantPool) constants.getValue(this); } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
340 public ClassLoaderData getClassLoaderData() { return ClassLoaderData.instantiateWrapperFor(classLoaderData.getValue(getAddress())); } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
341 public Oop getClassLoader() { return getClassLoaderData().getClassLoader(); } |
0 | 342 public Oop getProtectionDomain() { return protectionDomain.getValue(this); } |
343 public ObjArray getSigners() { return (ObjArray) signers.getValue(this); } | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
344 public Symbol getSourceFileName() { return getSymbol(sourceFileName); } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
345 public String getSourceDebugExtension(){ return CStringUtilities.getString(sourceDebugExtension.getValue(getAddress())); } |
0 | 346 public long getNonstaticFieldSize() { return nonstaticFieldSize.getValue(this); } |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
347 public long getStaticOopFieldCount() { return staticOopFieldCount.getValue(this); } |
0 | 348 public long getNonstaticOopMapSize() { return nonstaticOopMapSize.getValue(this); } |
4772
8f8b94305aff
7129240: backout fix for 7102776 until 7128770 is resolved
dcubed
parents:
4737
diff
changeset
|
349 public boolean getIsMarkedDependent() { return isMarkedDependent.getValue(this) != 0; } |
0 | 350 public long getVtableLen() { return vtableLen.getValue(this); } |
351 public long getItableLen() { return itableLen.getValue(this); } | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
352 public Symbol getGenericSignature() { return getSymbol(genericSignature); } |
0 | 353 public long majorVersion() { return majorVersion.getValue(this); } |
354 public long minorVersion() { return minorVersion.getValue(this); } | |
355 | |
356 // "size helper" == instance size in words | |
357 public long getSizeHelper() { | |
358 int lh = getLayoutHelper(); | |
359 if (Assert.ASSERTS_ENABLED) { | |
360 Assert.that(lh > 0, "layout helper initialized for instance class"); | |
361 } | |
362 return lh / VM.getVM().getAddressSize(); | |
363 } | |
364 | |
365 // same as enum InnerClassAttributeOffset in VM code. | |
366 public static interface InnerClassAttributeOffset { | |
367 // from JVM spec. "InnerClasses" attribute | |
368 public static final int innerClassInnerClassInfoOffset = 0; | |
369 public static final int innerClassOuterClassInfoOffset = 1; | |
370 public static final int innerClassInnerNameOffset = 2; | |
371 public static final int innerClassAccessFlagsOffset = 3; | |
372 public static final int innerClassNextOffset = 4; | |
373 }; | |
374 | |
5967
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
375 public static interface EnclosingMethodAttributeOffset { |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
376 public static final int enclosing_method_class_index_offset = 0; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
377 public static final int enclosing_method_method_index_offset = 1; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
378 public static final int enclosing_method_attribute_size = 2; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
379 }; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
380 |
0 | 381 // refer to compute_modifier_flags in VM code. |
382 public long computeModifierFlags() { | |
383 long access = getAccessFlags(); | |
384 // But check if it happens to be member class. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
385 U2Array innerClassList = getInnerClasses(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
386 int length = (innerClassList == null)? 0 : (int) innerClassList.length(); |
0 | 387 if (length > 0) { |
388 if (Assert.ASSERTS_ENABLED) { | |
5967
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
389 Assert.that(length % InnerClassAttributeOffset.innerClassNextOffset == 0 || |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
390 length % InnerClassAttributeOffset.innerClassNextOffset == EnclosingMethodAttributeOffset.enclosing_method_attribute_size, |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
391 "just checking"); |
0 | 392 } |
393 for (int i = 0; i < length; i += InnerClassAttributeOffset.innerClassNextOffset) { | |
5967
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
394 if (i == length - EnclosingMethodAttributeOffset.enclosing_method_attribute_size) { |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
395 break; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
396 } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
397 int ioff = innerClassList.at(i + |
0 | 398 InnerClassAttributeOffset.innerClassInnerClassInfoOffset); |
399 // 'ioff' can be zero. | |
400 // refer to JVM spec. section 4.7.5. | |
401 if (ioff != 0) { | |
402 // only look at classes that are already loaded | |
403 // since we are looking for the flags for our self. | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
404 ConstantPool.CPSlot classInfo = getConstants().getSlotAt(ioff); |
0 | 405 Symbol name = null; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
406 if (classInfo.isResolved()) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
407 name = classInfo.getKlass().getName(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
408 } else if (classInfo.isUnresolved()) { |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
409 name = classInfo.getSymbol(); |
0 | 410 } else { |
411 throw new RuntimeException("should not reach here"); | |
412 } | |
413 | |
414 if (name.equals(getName())) { | |
415 // This is really a member class | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
416 access = innerClassList.at(i + |
0 | 417 InnerClassAttributeOffset.innerClassAccessFlagsOffset); |
418 break; | |
419 } | |
420 } | |
421 } // for inner classes | |
422 } | |
423 | |
424 // Remember to strip ACC_SUPER bit | |
425 return (access & (~JVM_ACC_SUPER)) & JVM_ACC_WRITTEN_FLAGS; | |
426 } | |
427 | |
428 | |
429 // whether given Symbol is name of an inner/nested Klass of this Klass? | |
430 // anonymous and local classes are excluded. | |
431 public boolean isInnerClassName(Symbol sym) { | |
432 return isInInnerClasses(sym, false); | |
433 } | |
434 | |
435 // whether given Symbol is name of an inner/nested Klass of this Klass? | |
436 // anonymous classes excluded, but local classes are included. | |
437 public boolean isInnerOrLocalClassName(Symbol sym) { | |
438 return isInInnerClasses(sym, true); | |
439 } | |
440 | |
441 private boolean isInInnerClasses(Symbol sym, boolean includeLocals) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
442 U2Array innerClassList = getInnerClasses(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
443 int length = ( innerClassList == null)? 0 : (int) innerClassList.length(); |
0 | 444 if (length > 0) { |
445 if (Assert.ASSERTS_ENABLED) { | |
5967
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
446 Assert.that(length % InnerClassAttributeOffset.innerClassNextOffset == 0 || |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
447 length % InnerClassAttributeOffset.innerClassNextOffset == EnclosingMethodAttributeOffset.enclosing_method_attribute_size, |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
448 "just checking"); |
0 | 449 } |
450 for (int i = 0; i < length; i += InnerClassAttributeOffset.innerClassNextOffset) { | |
5967
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
451 if (i == length - EnclosingMethodAttributeOffset.enclosing_method_attribute_size) { |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
452 break; |
f7c4174b33ba
7109878: The instanceKlass EnclosingMethhod attribute fields can be folded into the _inner_class field.
jiangli
parents:
4772
diff
changeset
|
453 } |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
454 int ioff = innerClassList.at(i + |
0 | 455 InnerClassAttributeOffset.innerClassInnerClassInfoOffset); |
456 // 'ioff' can be zero. | |
457 // refer to JVM spec. section 4.7.5. | |
458 if (ioff != 0) { | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
459 ConstantPool.CPSlot iclassInfo = getConstants().getSlotAt(ioff); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
460 Symbol innerName = getConstants().getKlassNameAt(ioff); |
0 | 461 Symbol myname = getName(); |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
462 int ooff = innerClassList.at(i + |
0 | 463 InnerClassAttributeOffset.innerClassOuterClassInfoOffset); |
464 // for anonymous classes inner_name_index of InnerClasses | |
465 // attribute is zero. | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
466 int innerNameIndex = innerClassList.at(i + |
0 | 467 InnerClassAttributeOffset.innerClassInnerNameOffset); |
468 // if this is not a member (anonymous, local etc.), 'ooff' will be zero | |
469 // refer to JVM spec. section 4.7.5. | |
470 if (ooff == 0) { | |
471 if (includeLocals) { | |
472 // does it looks like my local class? | |
473 if (innerName.equals(sym) && | |
474 innerName.asString().startsWith(myname.asString())) { | |
475 // exclude anonymous classes. | |
476 return (innerNameIndex != 0); | |
477 } | |
478 } | |
479 } else { | |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
480 ConstantPool.CPSlot oclassInfo = getConstants().getSlotAt(ooff); |
0 | 481 Symbol outerName = null; |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
482 if (oclassInfo.isResolved()) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
483 outerName = oclassInfo.getKlass().getName(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
484 } else if (oclassInfo.isUnresolved()) { |
2177
3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
coleenp
parents:
1552
diff
changeset
|
485 outerName = oclassInfo.getSymbol(); |
0 | 486 } else { |
487 throw new RuntimeException("should not reach here"); | |
488 } | |
489 | |
490 // include only if current class is outer class. | |
491 if (outerName.equals(myname) && innerName.equals(sym)) { | |
492 return true; | |
493 } | |
494 } | |
495 } | |
496 } // for inner classes | |
497 return false; | |
498 } else { | |
499 return false; | |
500 } | |
501 } | |
502 | |
503 public boolean implementsInterface(Klass k) { | |
504 if (Assert.ASSERTS_ENABLED) { | |
505 Assert.that(k.isInterface(), "should not reach here"); | |
506 } | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
507 KlassArray interfaces = getTransitiveInterfaces(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
508 final int len = interfaces.length(); |
0 | 509 for (int i = 0; i < len; i++) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
510 if (interfaces.getAt(i).equals(k)) return true; |
0 | 511 } |
512 return false; | |
513 } | |
514 | |
515 boolean computeSubtypeOf(Klass k) { | |
516 if (k.isInterface()) { | |
517 return implementsInterface(k); | |
518 } else { | |
519 return super.computeSubtypeOf(k); | |
520 } | |
521 } | |
522 | |
523 public void printValueOn(PrintStream tty) { | |
524 tty.print("InstanceKlass for " + getName().asString()); | |
525 } | |
526 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
527 public void iterateFields(MetadataVisitor visitor) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
528 super.iterateFields(visitor); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
529 visitor.doMetadata(arrayKlasses, true); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
530 // visitor.doOop(methods, true); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
531 // visitor.doOop(localInterfaces, true); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
532 // visitor.doOop(transitiveInterfaces, true); |
0 | 533 visitor.doOop(protectionDomain, true); |
534 visitor.doOop(signers, true); | |
535 visitor.doCInt(nonstaticFieldSize, true); | |
536 visitor.doCInt(staticFieldSize, true); | |
2376
c7f3d0b4570f
7017732: move static fields into Class to prepare for perm gen removal
never
parents:
2177
diff
changeset
|
537 visitor.doCInt(staticOopFieldCount, true); |
0 | 538 visitor.doCInt(nonstaticOopMapSize, true); |
4772
8f8b94305aff
7129240: backout fix for 7102776 until 7128770 is resolved
dcubed
parents:
4737
diff
changeset
|
539 visitor.doCInt(isMarkedDependent, true); |
0 | 540 visitor.doCInt(initState, true); |
541 visitor.doCInt(vtableLen, true); | |
542 visitor.doCInt(itableLen, true); | |
543 } | |
544 | |
2411
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
545 /* |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
546 * Visit the static fields of this InstanceKlass with the obj of |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
547 * the visitor set to the oop holding the fields, which is |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
548 * currently the java mirror. |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
549 */ |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
550 public void iterateStaticFields(OopVisitor visitor) { |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
551 visitor.setObj(getJavaMirror()); |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
552 visitor.prologue(); |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
553 iterateStaticFieldsInternal(visitor); |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
554 visitor.epilogue(); |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
555 |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
556 } |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
557 |
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
558 void iterateStaticFieldsInternal(OopVisitor visitor) { |
3938 | 559 int length = getJavaFieldsCount(); |
3944 | 560 for (int index = 0; index < length; index++) { |
561 short accessFlags = getFieldAccessFlags(index); | |
562 FieldType type = new FieldType(getFieldSignature(index)); | |
0 | 563 AccessFlags access = new AccessFlags(accessFlags); |
564 if (access.isStatic()) { | |
565 visitField(visitor, type, index); | |
566 } | |
567 } | |
568 } | |
569 | |
570 public Klass getJavaSuper() { | |
571 return getSuper(); | |
572 } | |
573 | |
3939 | 574 public static class StaticField { |
575 public AccessFlags flags; | |
576 public Field field; | |
577 | |
578 StaticField(Field field, AccessFlags flags) { | |
579 this.field = field; | |
580 this.flags = flags; | |
581 } | |
582 } | |
583 | |
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
584 public Field[] getStaticFields() { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
585 U2Array fields = getFields(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
586 int length = getJavaFieldsCount(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
587 ArrayList result = new ArrayList(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
588 for (int index = 0; index < length; index++) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
589 Field f = newField(index); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
590 if (f.isStatic()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
591 result.add(f); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
592 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
593 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
594 return (Field[])result.toArray(new Field[result.size()]); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
595 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
596 |
2411
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
597 public void iterateNonStaticFields(OopVisitor visitor, Oop obj) { |
0 | 598 if (getSuper() != null) { |
2411
63997f575155
7031614: jmap -permstat fails with java.lang.InternalError in sun.jvm.hotspot.oops.OopField.getValue
never
parents:
2376
diff
changeset
|
599 ((InstanceKlass) getSuper()).iterateNonStaticFields(visitor, obj); |
0 | 600 } |
3938 | 601 int length = getJavaFieldsCount(); |
3944 | 602 for (int index = 0; index < length; index++) { |
603 short accessFlags = getFieldAccessFlags(index); | |
604 FieldType type = new FieldType(getFieldSignature(index)); | |
0 | 605 AccessFlags access = new AccessFlags(accessFlags); |
606 if (!access.isStatic()) { | |
607 visitField(visitor, type, index); | |
608 } | |
609 } | |
610 } | |
611 | |
612 /** Field access by name. */ | |
613 public Field findLocalField(Symbol name, Symbol sig) { | |
3962
cb315dc80374
7092278: "jmap -finalizerinfo" throws "sun.jvm.hotspot.utilities.AssertionFailure: invalid cp index 0 137"
never
parents:
3944
diff
changeset
|
614 int length = getJavaFieldsCount(); |
3944 | 615 for (int i = 0; i < length; i++) { |
616 Symbol f_name = getFieldName(i); | |
617 Symbol f_sig = getFieldSignature(i); | |
0 | 618 if (name.equals(f_name) && sig.equals(f_sig)) { |
619 return newField(i); | |
620 } | |
621 } | |
622 | |
623 return null; | |
624 } | |
625 | |
626 /** Find field in direct superinterfaces. */ | |
627 public Field findInterfaceField(Symbol name, Symbol sig) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
628 KlassArray interfaces = getLocalInterfaces(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
629 int n = interfaces.length(); |
0 | 630 for (int i = 0; i < n; i++) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
631 InstanceKlass intf1 = (InstanceKlass) interfaces.getAt(i); |
0 | 632 if (Assert.ASSERTS_ENABLED) { |
633 Assert.that(intf1.isInterface(), "just checking type"); | |
634 } | |
635 // search for field in current interface | |
636 Field f = intf1.findLocalField(name, sig); | |
637 if (f != null) { | |
638 if (Assert.ASSERTS_ENABLED) { | |
639 Assert.that(f.getAccessFlagsObj().isStatic(), "interface field must be static"); | |
640 } | |
641 return f; | |
642 } | |
643 // search for field in direct superinterfaces | |
644 f = intf1.findInterfaceField(name, sig); | |
645 if (f != null) return f; | |
646 } | |
647 // otherwise field lookup fails | |
648 return null; | |
649 } | |
650 | |
651 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
652 which the field is defined. */ | |
653 public Field findField(Symbol name, Symbol sig) { | |
654 // search order according to newest JVM spec (5.4.3.2, p.167). | |
655 // 1) search for field in current klass | |
656 Field f = findLocalField(name, sig); | |
657 if (f != null) return f; | |
658 | |
659 // 2) search for field recursively in direct superinterfaces | |
660 f = findInterfaceField(name, sig); | |
661 if (f != null) return f; | |
662 | |
663 // 3) apply field lookup recursively if superclass exists | |
664 InstanceKlass supr = (InstanceKlass) getSuper(); | |
665 if (supr != null) return supr.findField(name, sig); | |
666 | |
667 // 4) otherwise field lookup fails | |
668 return null; | |
669 } | |
670 | |
671 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
672 which the field is defined (convenience routine) */ | |
673 public Field findField(String name, String sig) { | |
674 SymbolTable symbols = VM.getVM().getSymbolTable(); | |
675 Symbol nameSym = symbols.probe(name); | |
676 Symbol sigSym = symbols.probe(sig); | |
677 if (nameSym == null || sigSym == null) { | |
678 return null; | |
679 } | |
680 return findField(nameSym, sigSym); | |
681 } | |
682 | |
683 /** Find field according to JVM spec 5.4.3.2, returns the klass in | |
684 which the field is defined (retained only for backward | |
685 compatibility with jdbx) */ | |
686 public Field findFieldDbg(String name, String sig) { | |
687 return findField(name, sig); | |
688 } | |
689 | |
690 /** Get field by its index in the fields array. Only designed for | |
691 use in a debugging system. */ | |
3944 | 692 public Field getFieldByIndex(int fieldIndex) { |
693 return newField(fieldIndex); | |
0 | 694 } |
695 | |
696 | |
697 /** Return a List of SA Fields for the fields declared in this class. | |
698 Inherited fields are not included. | |
699 Return an empty list if there are no fields declared in this class. | |
700 Only designed for use in a debugging system. */ | |
701 public List getImmediateFields() { | |
702 // A list of Fields for each field declared in this class/interface, | |
703 // not including inherited fields. | |
3938 | 704 int length = getJavaFieldsCount(); |
705 List immediateFields = new ArrayList(length); | |
3944 | 706 for (int index = 0; index < length; index++) { |
0 | 707 immediateFields.add(getFieldByIndex(index)); |
708 } | |
709 | |
710 return immediateFields; | |
711 } | |
712 | |
713 /** Return a List of SA Fields for all the java fields in this class, | |
714 including all inherited fields. This includes hidden | |
715 fields. Thus the returned list can contain fields with | |
716 the same name. | |
717 Return an empty list if there are no fields. | |
718 Only designed for use in a debugging system. */ | |
719 public List getAllFields() { | |
720 // Contains a Field for each field in this class, including immediate | |
721 // fields and inherited fields. | |
722 List allFields = getImmediateFields(); | |
723 | |
724 // transitiveInterfaces contains all interfaces implemented | |
725 // by this class and its superclass chain with no duplicates. | |
726 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
727 KlassArray interfaces = getTransitiveInterfaces(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
728 int n = interfaces.length(); |
0 | 729 for (int i = 0; i < n; i++) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
730 InstanceKlass intf1 = (InstanceKlass) interfaces.getAt(i); |
0 | 731 if (Assert.ASSERTS_ENABLED) { |
732 Assert.that(intf1.isInterface(), "just checking type"); | |
733 } | |
734 allFields.addAll(intf1.getImmediateFields()); | |
735 } | |
736 | |
737 // Get all fields in the superclass, recursively. But, don't | |
738 // include fields in interfaces implemented by superclasses; | |
739 // we already have all those. | |
740 if (!isInterface()) { | |
741 InstanceKlass supr; | |
742 if ( (supr = (InstanceKlass) getSuper()) != null) { | |
743 allFields.addAll(supr.getImmediateFields()); | |
744 } | |
745 } | |
746 | |
747 return allFields; | |
748 } | |
749 | |
750 | |
751 /** Return a List of SA Methods declared directly in this class/interface. | |
752 Return an empty list if there are none, or if this isn't a class/ | |
753 interface. | |
754 */ | |
755 public List getImmediateMethods() { | |
756 // Contains a Method for each method declared in this class/interface | |
757 // not including inherited methods. | |
758 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
759 MethodArray methods = getMethods(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
760 int length = methods.length(); |
0 | 761 Object[] tmp = new Object[length]; |
762 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
763 IntArray methodOrdering = getMethodOrdering(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
764 if (methodOrdering.length() != length) { |
0 | 765 // no ordering info present |
766 for (int index = 0; index < length; index++) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
767 tmp[index] = methods.at(index); |
0 | 768 } |
769 } else { | |
770 for (int index = 0; index < length; index++) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
771 int originalIndex = methodOrdering.at(index); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
772 tmp[originalIndex] = methods.at(index); |
0 | 773 } |
774 } | |
775 | |
776 return Arrays.asList(tmp); | |
777 } | |
778 | |
779 /** Return a List containing an SA InstanceKlass for each | |
780 interface named in this class's 'implements' clause. | |
781 */ | |
782 public List getDirectImplementedInterfaces() { | |
783 // Contains an InstanceKlass for each interface in this classes | |
784 // 'implements' clause. | |
785 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
786 KlassArray interfaces = getLocalInterfaces(); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
787 int length = interfaces.length(); |
0 | 788 List directImplementedInterfaces = new ArrayList(length); |
789 | |
790 for (int index = 0; index < length; index ++) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
791 directImplementedInterfaces.add(interfaces.getAt(index)); |
0 | 792 } |
793 | |
794 return directImplementedInterfaces; | |
795 } | |
796 | |
797 public Klass arrayKlassImpl(boolean orNull, int n) { | |
798 // FIXME: in reflective system this would need to change to | |
799 // actually allocate | |
800 if (getArrayKlasses() == null) { return null; } | |
801 ObjArrayKlass oak = (ObjArrayKlass) getArrayKlasses(); | |
802 if (orNull) { | |
803 return oak.arrayKlassOrNull(n); | |
804 } | |
805 return oak.arrayKlass(n); | |
806 } | |
807 | |
808 public Klass arrayKlassImpl(boolean orNull) { | |
809 return arrayKlassImpl(orNull, 1); | |
810 } | |
811 | |
812 public String signature() { | |
813 return "L" + super.signature() + ";"; | |
814 } | |
815 | |
816 /** Convenience routine taking Strings; lookup is done in | |
817 SymbolTable. */ | |
818 public Method findMethod(String name, String sig) { | |
819 SymbolTable syms = VM.getVM().getSymbolTable(); | |
820 Symbol nameSym = syms.probe(name); | |
821 Symbol sigSym = syms.probe(sig); | |
822 if (nameSym == null || sigSym == null) { | |
823 return null; | |
824 } | |
825 return findMethod(nameSym, sigSym); | |
826 } | |
827 | |
828 /** Find method in vtable. */ | |
829 public Method findMethod(Symbol name, Symbol sig) { | |
830 return findMethod(getMethods(), name, sig); | |
831 } | |
832 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
833 /** Breakpoint support (see methods on Method* for details) */ |
0 | 834 public BreakpointInfo getBreakpoints() { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
835 Address addr = getAddress().getAddressAt(breakpoints.getOffset()); |
0 | 836 return (BreakpointInfo) VMObjectFactory.newObject(BreakpointInfo.class, addr); |
837 } | |
838 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
839 public IntArray getMethodOrdering() { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
840 Address addr = getAddress().getAddressAt(methodOrdering.getOffset()); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
841 return (IntArray) VMObjectFactory.newObject(IntArray.class, addr); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
842 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
843 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
844 public U2Array getFields() { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
845 Address addr = getAddress().getAddressAt(fields.getOffset()); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
846 return (U2Array) VMObjectFactory.newObject(U2Array.class, addr); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
847 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
848 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
849 public U2Array getInnerClasses() { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
850 Address addr = getAddress().getAddressAt(innerClasses.getOffset()); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
851 return (U2Array) VMObjectFactory.newObject(U2Array.class, addr); |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
852 } |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
853 |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
854 |
0 | 855 //---------------------------------------------------------------------- |
856 // Internals only below this point | |
857 // | |
858 | |
859 private void visitField(OopVisitor visitor, FieldType type, int index) { | |
860 Field f = newField(index); | |
861 if (type.isOop()) { | |
862 visitor.doOop((OopField) f, false); | |
863 return; | |
864 } | |
865 if (type.isByte()) { | |
866 visitor.doByte((ByteField) f, false); | |
867 return; | |
868 } | |
869 if (type.isChar()) { | |
870 visitor.doChar((CharField) f, false); | |
871 return; | |
872 } | |
873 if (type.isDouble()) { | |
874 visitor.doDouble((DoubleField) f, false); | |
875 return; | |
876 } | |
877 if (type.isFloat()) { | |
878 visitor.doFloat((FloatField) f, false); | |
879 return; | |
880 } | |
881 if (type.isInt()) { | |
882 visitor.doInt((IntField) f, false); | |
883 return; | |
884 } | |
885 if (type.isLong()) { | |
886 visitor.doLong((LongField) f, false); | |
887 return; | |
888 } | |
889 if (type.isShort()) { | |
890 visitor.doShort((ShortField) f, false); | |
891 return; | |
892 } | |
893 if (type.isBoolean()) { | |
894 visitor.doBoolean((BooleanField) f, false); | |
895 return; | |
896 } | |
897 } | |
898 | |
899 // Creates new field from index in fields TypeArray | |
900 private Field newField(int index) { | |
3944 | 901 FieldType type = new FieldType(getFieldSignature(index)); |
0 | 902 if (type.isOop()) { |
113
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
903 if (VM.getVM().isCompressedOopsEnabled()) { |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
904 return new NarrowOopField(this, index); |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
905 } else { |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
906 return new OopField(this, index); |
ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
coleenp
parents:
0
diff
changeset
|
907 } |
0 | 908 } |
909 if (type.isByte()) { | |
910 return new ByteField(this, index); | |
911 } | |
912 if (type.isChar()) { | |
913 return new CharField(this, index); | |
914 } | |
915 if (type.isDouble()) { | |
916 return new DoubleField(this, index); | |
917 } | |
918 if (type.isFloat()) { | |
919 return new FloatField(this, index); | |
920 } | |
921 if (type.isInt()) { | |
922 return new IntField(this, index); | |
923 } | |
924 if (type.isLong()) { | |
925 return new LongField(this, index); | |
926 } | |
927 if (type.isShort()) { | |
928 return new ShortField(this, index); | |
929 } | |
930 if (type.isBoolean()) { | |
931 return new BooleanField(this, index); | |
932 } | |
933 throw new RuntimeException("Illegal field type at index " + index); | |
934 } | |
935 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
936 private static Method findMethod(MethodArray methods, Symbol name, Symbol signature) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
937 int len = methods.length(); |
0 | 938 // methods are sorted, so do binary search |
939 int l = 0; | |
940 int h = len - 1; | |
941 while (l <= h) { | |
942 int mid = (l + h) >> 1; | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
943 Method m = methods.at(mid); |
0 | 944 int res = m.getName().fastCompare(name); |
945 if (res == 0) { | |
946 // found matching name; do linear search to find matching signature | |
947 // first, quick check for common case | |
948 if (m.getSignature().equals(signature)) return m; | |
949 // search downwards through overloaded methods | |
950 int i; | |
951 for (i = mid - 1; i >= l; i--) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
952 Method m1 = methods.at(i); |
0 | 953 if (!m1.getName().equals(name)) break; |
954 if (m1.getSignature().equals(signature)) return m1; | |
955 } | |
956 // search upwards | |
957 for (i = mid + 1; i <= h; i++) { | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
958 Method m1 = methods.at(i); |
0 | 959 if (!m1.getName().equals(name)) break; |
960 if (m1.getSignature().equals(signature)) return m1; | |
961 } | |
962 // not found | |
963 if (Assert.ASSERTS_ENABLED) { | |
964 int index = linearSearch(methods, name, signature); | |
965 if (index != -1) { | |
966 throw new DebuggerException("binary search bug: should have found entry " + index); | |
967 } | |
968 } | |
969 return null; | |
970 } else if (res < 0) { | |
971 l = mid + 1; | |
972 } else { | |
973 h = mid - 1; | |
974 } | |
975 } | |
976 if (Assert.ASSERTS_ENABLED) { | |
977 int index = linearSearch(methods, name, signature); | |
978 if (index != -1) { | |
979 throw new DebuggerException("binary search bug: should have found entry " + index); | |
980 } | |
981 } | |
982 return null; | |
983 } | |
984 | |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
985 private static int linearSearch(MethodArray methods, Symbol name, Symbol signature) { |
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
986 int len = (int) methods.length(); |
0 | 987 for (int index = 0; index < len; index++) { |
6725
da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
6203
diff
changeset
|
988 Method m = methods.at(index); |
0 | 989 if (m.getSignature().equals(signature) && m.getName().equals(name)) { |
990 return index; | |
991 } | |
992 } | |
993 return -1; | |
994 } | |
6972
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
995 |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
996 public void dumpReplayData(PrintStream out) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
997 ConstantPool cp = getConstants(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
998 |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
999 // Try to record related loaded classes |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1000 Klass sub = getSubklassKlass(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1001 while (sub != null) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1002 if (sub instanceof InstanceKlass) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1003 out.println("instanceKlass " + sub.getName().asString()); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1004 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1005 sub = sub.getNextSiblingKlass(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1006 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1007 |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1008 final int length = (int) cp.getLength(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1009 out.print("ciInstanceKlass " + getName().asString() + " " + (isLinked() ? 1 : 0) + " " + (isInitialized() ? 1 : 0) + " " + length); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1010 for (int index = 1; index < length; index++) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1011 out.print(" " + cp.getTags().at(index)); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1012 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1013 out.println(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1014 if (isInitialized()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1015 Field[] staticFields = getStaticFields(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1016 for (int i = 0; i < staticFields.length; i++) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1017 Field f = staticFields[i]; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1018 Oop mirror = getJavaMirror(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1019 if (f.isFinal() && !f.hasInitialValue()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1020 out.print("staticfield " + getName().asString() + " " + |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1021 OopUtilities.escapeString(f.getID().getName()) + " " + |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1022 f.getFieldType().getSignature().asString() + " "); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1023 if (f instanceof ByteField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1024 ByteField bf = (ByteField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1025 out.println(bf.getValue(mirror)); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1026 } else if (f instanceof BooleanField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1027 BooleanField bf = (BooleanField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1028 out.println(bf.getValue(mirror) ? 1 : 0); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1029 } else if (f instanceof ShortField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1030 ShortField bf = (ShortField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1031 out.println(bf.getValue(mirror)); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1032 } else if (f instanceof CharField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1033 CharField bf = (CharField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1034 out.println(bf.getValue(mirror) & 0xffff); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1035 } else if (f instanceof IntField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1036 IntField bf = (IntField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1037 out.println(bf.getValue(mirror)); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1038 } else if (f instanceof LongField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1039 LongField bf = (LongField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1040 out.println(bf.getValue(mirror)); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1041 } else if (f instanceof FloatField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1042 FloatField bf = (FloatField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1043 out.println(Float.floatToRawIntBits(bf.getValue(mirror))); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1044 } else if (f instanceof DoubleField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1045 DoubleField bf = (DoubleField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1046 out.println(Double.doubleToRawLongBits(bf.getValue(mirror))); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1047 } else if (f instanceof OopField) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1048 OopField bf = (OopField)f; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1049 |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1050 Oop value = bf.getValue(mirror); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1051 if (value == null) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1052 out.println("null"); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1053 } else if (value.isInstance()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1054 Instance inst = (Instance)value; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1055 if (inst.isA(SystemDictionary.getStringKlass())) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1056 out.println("\"" + OopUtilities.stringOopToEscapedString(inst) + "\""); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1057 } else { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1058 out.println(inst.getKlass().getName().asString()); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1059 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1060 } else if (value.isObjArray()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1061 ObjArray oa = (ObjArray)value; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1062 Klass ek = (ObjArrayKlass)oa.getKlass(); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1063 out.println(oa.getLength() + " " + ek.getName().asString()); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1064 } else if (value.isTypeArray()) { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1065 TypeArray ta = (TypeArray)value; |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1066 out.println(ta.getLength()); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1067 } else { |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1068 out.println(value); |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1069 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1070 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1071 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1072 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1073 } |
bd7a7ce2e264
6830717: replay of compilations would help with debugging
minqi
parents:
6725
diff
changeset
|
1074 } |
0 | 1075 } |