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Ian Rogers08f753d2012-08-24 14:35:25 -07001/*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
Brian Carlstromfc0e3212013-07-17 14:40:12 -070017#ifndef ART_RUNTIME_MODIFIERS_H_
18#define ART_RUNTIME_MODIFIERS_H_
Ian Rogers08f753d2012-08-24 14:35:25 -070019
Ian Rogers2dd0e2c2013-01-24 12:42:14 -080020#include <stdint.h>
21
Andreas Gampe51829322014-08-25 15:05:04 -070022static constexpr uint32_t kAccPublic = 0x0001; // class, field, method, ic
23static constexpr uint32_t kAccPrivate = 0x0002; // field, method, ic
24static constexpr uint32_t kAccProtected = 0x0004; // field, method, ic
25static constexpr uint32_t kAccStatic = 0x0008; // field, method, ic
26static constexpr uint32_t kAccFinal = 0x0010; // class, field, method, ic
27static constexpr uint32_t kAccSynchronized = 0x0020; // method (only allowed on natives)
28static constexpr uint32_t kAccSuper = 0x0020; // class (not used in dex)
29static constexpr uint32_t kAccVolatile = 0x0040; // field
30static constexpr uint32_t kAccBridge = 0x0040; // method (1.5)
31static constexpr uint32_t kAccTransient = 0x0080; // field
32static constexpr uint32_t kAccVarargs = 0x0080; // method (1.5)
33static constexpr uint32_t kAccNative = 0x0100; // method
34static constexpr uint32_t kAccInterface = 0x0200; // class, ic
35static constexpr uint32_t kAccAbstract = 0x0400; // class, method, ic
36static constexpr uint32_t kAccStrict = 0x0800; // method
37static constexpr uint32_t kAccSynthetic = 0x1000; // class, field, method, ic
38static constexpr uint32_t kAccAnnotation = 0x2000; // class, ic (1.5)
39static constexpr uint32_t kAccEnum = 0x4000; // class, field, ic (1.5)
Ian Rogers08f753d2012-08-24 14:35:25 -070040
Andreas Gampe51829322014-08-25 15:05:04 -070041static constexpr uint32_t kAccJavaFlagsMask = 0xffff; // bits set from Java sources (low 16)
Ian Rogers08f753d2012-08-24 14:35:25 -070042
Andreas Gampe51829322014-08-25 15:05:04 -070043static constexpr uint32_t kAccConstructor = 0x00010000; // method (dex only) <(cl)init>
44static constexpr uint32_t kAccDeclaredSynchronized = 0x00020000; // method (dex only)
45static constexpr uint32_t kAccClassIsProxy = 0x00040000; // class (dex only)
46static constexpr uint32_t kAccPreverified = 0x00080000; // class (runtime),
47 // method (dex only)
48static constexpr uint32_t kAccFastNative = 0x00080000; // method (dex only)
Andreas Gampe51829322014-08-25 15:05:04 -070049static constexpr uint32_t kAccMiranda = 0x00200000; // method (dex only)
Ian Rogers08f753d2012-08-24 14:35:25 -070050
51// Special runtime-only flags.
52// Note: if only kAccClassIsReference is set, we have a soft reference.
Ian Rogers08f753d2012-08-24 14:35:25 -070053
Andreas Gampe51829322014-08-25 15:05:04 -070054// class/ancestor overrides finalize()
55static constexpr uint32_t kAccClassIsFinalizable = 0x80000000;
56// class is a soft/weak/phantom ref
57static constexpr uint32_t kAccClassIsReference = 0x08000000;
58// class is a weak reference
59static constexpr uint32_t kAccClassIsWeakReference = 0x04000000;
60// class is a finalizer reference
61static constexpr uint32_t kAccClassIsFinalizerReference = 0x02000000;
62// class is a phantom reference
63static constexpr uint32_t kAccClassIsPhantomReference = 0x01000000;
64
65static constexpr uint32_t kAccReferenceFlagsMask = (kAccClassIsReference
66 | kAccClassIsWeakReference
67 | kAccClassIsFinalizerReference
68 | kAccClassIsPhantomReference);
69
70// Valid (meaningful) bits for a field.
71static constexpr uint32_t kAccValidFieldFlags = kAccPublic | kAccPrivate | kAccProtected |
72 kAccStatic | kAccFinal | kAccVolatile | kAccTransient | kAccSynthetic | kAccEnum;
73
74// Valid (meaningful) bits for a method.
75static constexpr uint32_t kAccValidMethodFlags = kAccPublic | kAccPrivate | kAccProtected |
76 kAccStatic | kAccFinal | kAccSynchronized | kAccBridge | kAccVarargs | kAccNative |
77 kAccAbstract | kAccStrict | kAccSynthetic | kAccMiranda | kAccConstructor |
78 kAccDeclaredSynchronized;
79
80// Valid (meaningful) bits for a class (not interface).
81// Note 1. These are positive bits. Other bits may have to be zero.
82// Note 2. Inner classes can expose more access flags to Java programs. That is handled by libcore.
83static constexpr uint32_t kAccValidClassFlags = kAccPublic | kAccFinal | kAccSuper |
84 kAccAbstract | kAccSynthetic | kAccEnum;
85
86// Valid (meaningful) bits for an interface.
87// Note 1. Annotations are interfaces.
88// Note 2. These are positive bits. Other bits may have to be zero.
89// Note 3. Inner classes can expose more access flags to Java programs. That is handled by libcore.
90static constexpr uint32_t kAccValidInterfaceFlags = kAccPublic | kAccInterface |
91 kAccAbstract | kAccSynthetic | kAccAnnotation;
Ian Rogers08f753d2012-08-24 14:35:25 -070092
Brian Carlstromfc0e3212013-07-17 14:40:12 -070093#endif // ART_RUNTIME_MODIFIERS_H_
Ian Rogers08f753d2012-08-24 14:35:25 -070094