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comparison agent/src/share/classes/sun/jvm/hotspot/runtime/ClassConstants.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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1 /*
2 * Copyright 2002-2007 Sun Microsystems, Inc. All Rights Reserved.
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 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 package sun.jvm.hotspot.runtime;
26
27 public interface ClassConstants
28 {
29 // constant pool constant types - from JVM spec.
30
31 public static final int JVM_CONSTANT_Utf8 = 1;
32 public static final int JVM_CONSTANT_Unicode = 2; // unused
33 public static final int JVM_CONSTANT_Integer = 3;
34 public static final int JVM_CONSTANT_Float = 4;
35 public static final int JVM_CONSTANT_Long = 5;
36 public static final int JVM_CONSTANT_Double = 6;
37 public static final int JVM_CONSTANT_Class = 7;
38 public static final int JVM_CONSTANT_String = 8;
39 public static final int JVM_CONSTANT_Fieldref = 9;
40 public static final int JVM_CONSTANT_Methodref = 10;
41 public static final int JVM_CONSTANT_InterfaceMethodref = 11;
42 public static final int JVM_CONSTANT_NameAndType = 12;
43
44 // HotSpot specific constant pool constant types.
45
46 // For bad value initialization
47 public static final int JVM_CONSTANT_Invalid = 0;
48
49 // Temporary tag until actual use
50 public static final int JVM_CONSTANT_UnresolvedClass = 100;
51
52 // Temporary tag while constructing constant pool
53 public static final int JVM_CONSTANT_ClassIndex = 101;
54
55 // Temporary tag until actual use
56 public static final int JVM_CONSTANT_UnresolvedString = 102;
57
58 // Temporary tag while constructing constant pool
59 public static final int JVM_CONSTANT_StringIndex = 103;
60
61 // 1.5 major/minor version numbers from JVM spec. 3rd edition
62 public static final short MAJOR_VERSION = 49;
63 public static final short MINOR_VERSION = 0;
64
65 public static final short MAJOR_VERSION_OLD = 46;
66 public static final short MINOR_VERSION_OLD = 0;
67
68 // From jvm.h
69 public static final long JVM_ACC_PUBLIC = 0x0001; /* visible to everyone */
70 public static final long JVM_ACC_PRIVATE = 0x0002; /* visible only to the defining class */
71 public static final long JVM_ACC_PROTECTED = 0x0004; /* visible to subclasses */
72 public static final long JVM_ACC_STATIC = 0x0008; /* instance variable is static */
73 public static final long JVM_ACC_FINAL = 0x0010; /* no further subclassing, overriding */
74 public static final long JVM_ACC_SYNCHRONIZED = 0x0020; /* wrap method call in monitor lock */
75 public static final long JVM_ACC_SUPER = 0x0020; /* funky handling of invokespecial */
76 public static final long JVM_ACC_VOLATILE = 0x0040; /* can not cache in registers */
77 public static final long JVM_ACC_BRIDGE = 0x0040; /* bridge method generated by compiler */
78 public static final long JVM_ACC_TRANSIENT = 0x0080; /* not persistant */
79 public static final long JVM_ACC_VARARGS = 0x0080; /* method declared with variable number of args */
80 public static final long JVM_ACC_NATIVE = 0x0100; /* implemented in C */
81 public static final long JVM_ACC_INTERFACE = 0x0200; /* class is an interface */
82 public static final long JVM_ACC_ABSTRACT = 0x0400; /* no definition provided */
83 public static final long JVM_ACC_STRICT = 0x0800; /* strict floating point */
84 public static final long JVM_ACC_SYNTHETIC = 0x1000; /* compiler-generated class, method or field */
85 public static final long JVM_ACC_ANNOTATION = 0x2000; /* annotation type */
86 public static final long JVM_ACC_ENUM = 0x4000; /* field is declared as element of enum */
87
88
89 // from accessFlags.hpp - hotspot internal flags
90
91 // flags actually put in .class file
92 public static final long JVM_ACC_WRITTEN_FLAGS = 0x00007FFF;
93
94 // methodOop flags
95 // monitorenter/monitorexit bytecodes match
96 public static final long JVM_ACC_MONITOR_MATCH = 0x10000000;
97 // Method contains monitorenter/monitorexit bytecodes
98 public static final long JVM_ACC_HAS_MONITOR_BYTECODES = 0x20000000;
99 // Method has loops
100 public static final long JVM_ACC_HAS_LOOPS = 0x40000000;
101 // The loop flag has been initialized
102 public static final long JVM_ACC_LOOPS_FLAG_INIT = (int)0x80000000;
103 // Queued for compilation
104 public static final long JVM_ACC_QUEUED = 0x01000000;
105 // TEMPORARY: currently on stack replacement compilation is not built into the
106 // invocation counter machinery. Until it is, we will keep track of methods which
107 // cannot be on stack replaced in the access flags.
108 public static final long JVM_ACC_NOT_OSR_COMPILABLE = 0x08000000;
109 public static final long JVM_ACC_HAS_LINE_NUMBER_TABLE = 0x00100000;
110 public static final long JVM_ACC_HAS_CHECKED_EXCEPTIONS = 0x00400000;
111 public static final long JVM_ACC_HAS_JSRS = 0x00800000;
112 // RedefineClasses() has made method obsolete
113 public static final long JVM_ACC_IS_OBSOLETE = 0x00010000;
114
115 // klassOop flags
116 // True if this class has miranda methods in it's vtable
117 public static final long JVM_ACC_HAS_MIRANDA_METHODS = 0x10000000;
118 // True if klass has a vanilla default constructor
119 public static final long JVM_ACC_HAS_VANILLA_CONSTRUCTOR = 0x20000000;
120 // True if klass has a non-empty finalize() method
121 public static final long JVM_ACC_HAS_FINALIZER = 0x40000000;
122 // True if klass supports the Clonable interface
123 public static final long JVM_ACC_IS_CLONEABLE = 0x80000000;
124
125 // klassOop and methodOop flags
126 public static final long JVM_ACC_HAS_LOCAL_VARIABLE_TABLE = 0x00200000;
127 // flags promoted from methods to the holding klass
128 public static final long JVM_ACC_PROMOTED_FLAGS = 0x00200000;
129
130 // field flags
131 // Note: these flags must be defined in the low order 16 bits because
132 // instanceKlass only stores a ushort worth of information from the
133 // AccessFlags value.
134 // field access is watched by JVMTI
135 public static final long JVM_ACC_FIELD_ACCESS_WATCHED = 0x00002000;
136 // field modification is watched by JVMTI
137 public static final long JVM_ACC_FIELD_MODIFICATION_WATCHED = 0x00008000;
138
139 // flags accepted by set_field_flags
140 public static final long JVM_ACC_FIELD_FLAGS = 0x00008000 | JVM_ACC_WRITTEN_FLAGS;
141
142 // from jvm.h
143
144 public static final long JVM_RECOGNIZED_CLASS_MODIFIERS = (JVM_ACC_PUBLIC |
145 JVM_ACC_FINAL |
146 JVM_ACC_SUPER |
147 JVM_ACC_INTERFACE |
148 JVM_ACC_ABSTRACT |
149 JVM_ACC_ANNOTATION |
150 JVM_ACC_SYNTHETIC);
151
152
153 public static final long JVM_RECOGNIZED_FIELD_MODIFIERS = (JVM_ACC_PUBLIC |
154 JVM_ACC_PRIVATE |
155 JVM_ACC_PROTECTED |
156 JVM_ACC_STATIC |
157 JVM_ACC_FINAL |
158 JVM_ACC_VOLATILE |
159 JVM_ACC_TRANSIENT |
160 JVM_ACC_ENUM |
161 JVM_ACC_SYNTHETIC);
162
163 public static final long JVM_RECOGNIZED_METHOD_MODIFIERS = (JVM_ACC_PUBLIC |
164 JVM_ACC_PRIVATE |
165 JVM_ACC_PROTECTED |
166 JVM_ACC_STATIC |
167 JVM_ACC_FINAL |
168 JVM_ACC_SYNCHRONIZED |
169 JVM_ACC_BRIDGE |
170 JVM_ACC_VARARGS |
171 JVM_ACC_NATIVE |
172 JVM_ACC_ABSTRACT |
173 JVM_ACC_STRICT |
174 JVM_ACC_SYNTHETIC);
175 }