Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2011 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 | */ |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 16 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 17 | #ifndef ART_RUNTIME_CLASS_LINKER_H_ |
| 18 | #define ART_RUNTIME_CLASS_LINKER_H_ |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 19 | |
Fred Shih | 37f05ef | 2014-07-16 18:38:08 -0700 | [diff] [blame] | 20 | #include <deque> |
Ian Rogers | 6d4d9fc | 2011-11-30 16:24:48 -0800 | [diff] [blame] | 21 | #include <string> |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 22 | #include <utility> |
| 23 | #include <vector> |
| 24 | |
Mathieu Chartier | bad0267 | 2014-08-25 13:08:22 -0700 | [diff] [blame] | 25 | #include "base/allocator.h" |
Elliott Hughes | 7616005 | 2012-12-12 16:31:20 -0800 | [diff] [blame] | 26 | #include "base/macros.h" |
Elliott Hughes | 76b6167 | 2012-12-12 17:47:30 -0800 | [diff] [blame] | 27 | #include "base/mutex.h" |
Brian Carlstrom | 7e49dca | 2011-07-22 18:07:34 -0700 | [diff] [blame] | 28 | #include "dex_file.h" |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 29 | #include "gc_root.h" |
Elliott Hughes | e5448b5 | 2012-01-18 16:44:06 -0800 | [diff] [blame] | 30 | #include "gtest/gtest.h" |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 31 | #include "jni.h" |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 32 | #include "oat_file.h" |
Mathieu Chartier | 83c8ee0 | 2014-01-28 14:50:23 -0800 | [diff] [blame] | 33 | #include "object_callbacks.h" |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 34 | |
| 35 | namespace art { |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 36 | |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 37 | namespace gc { |
| 38 | namespace space { |
| 39 | class ImageSpace; |
| 40 | } // namespace space |
| 41 | } // namespace gc |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 42 | namespace mirror { |
Ian Rogers | 33e9566 | 2013-05-20 20:29:14 -0700 | [diff] [blame] | 43 | class ClassLoader; |
| 44 | class DexCache; |
| 45 | class DexCacheTest_Open_Test; |
| 46 | class IfTable; |
| 47 | template<class T> class ObjectArray; |
| 48 | class StackTraceElement; |
| 49 | } // namespace mirror |
Ian Rogers | 1d54e73 | 2013-05-02 21:10:01 -0700 | [diff] [blame] | 50 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 51 | template<class T> class ConstHandle; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 52 | class InternTable; |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 53 | template<class T> class ObjectLock; |
Mathieu Chartier | 2b7c4d1 | 2014-05-19 10:52:16 -0700 | [diff] [blame] | 54 | class ScopedObjectAccessAlreadyRunnable; |
Mathieu Chartier | eb8167a | 2014-05-07 15:43:14 -0700 | [diff] [blame] | 55 | template<class T> class Handle; |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 56 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 57 | typedef bool (ClassVisitor)(mirror::Class* c, void* arg); |
Elliott Hughes | a215526 | 2011-11-16 16:26:58 -0800 | [diff] [blame] | 58 | |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 59 | enum VisitRootFlags : uint8_t; |
| 60 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 61 | class ClassLinker { |
| 62 | public: |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 63 | explicit ClassLinker(InternTable* intern_table); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 64 | ~ClassLinker(); |
Carl Shapiro | 565f507 | 2011-07-10 13:39:43 -0700 | [diff] [blame] | 65 | |
Alex Light | 64ad14d | 2014-08-19 14:23:13 -0700 | [diff] [blame] | 66 | // Initialize class linker by bootstraping from dex files. |
| 67 | void InitWithoutImage(const std::vector<const DexFile*>& boot_class_path) |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 68 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 69 | |
| 70 | // Initialize class linker from one or more images. |
| 71 | void InitFromImage() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 72 | |
Elliott Hughes | 64bf5a3 | 2011-09-20 14:43:12 -0700 | [diff] [blame] | 73 | // Finds a class by its descriptor, loading it if necessary. |
Brian Carlstrom | 74eb46a | 2011-08-02 20:10:14 -0700 | [diff] [blame] | 74 | // If class_loader is null, searches boot_class_path_. |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 75 | mirror::Class* FindClass(Thread* self, const char* descriptor, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 76 | ConstHandle<mirror::ClassLoader> class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 77 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 78 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 79 | // Finds a class by its descriptor using the "system" class loader, ie by searching the |
| 80 | // boot_class_path_. |
| 81 | mirror::Class* FindSystemClass(Thread* self, const char* descriptor) |
| 82 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 83 | |
| 84 | // Finds the array class given for the element class. |
Mathieu Chartier | b74cd29 | 2014-05-29 14:31:33 -0700 | [diff] [blame] | 85 | mirror::Class* FindArrayClass(Thread* self, mirror::Class** element_class) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 86 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 87 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 88 | // Reutrns true if the class linker is initialized. |
| 89 | bool IsInitialized() const; |
| 90 | |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 91 | // Define a new a class based on a ClassDef from a DexFile |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 92 | mirror::Class* DefineClass(const char* descriptor, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 93 | ConstHandle<mirror::ClassLoader> class_loader, |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 94 | const DexFile& dex_file, const DexFile::ClassDef& dex_class_def) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 95 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 64bf5a3 | 2011-09-20 14:43:12 -0700 | [diff] [blame] | 96 | |
| 97 | // Finds a class by its descriptor, returning NULL if it isn't wasn't loaded |
| 98 | // by the given 'class_loader'. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 99 | mirror::Class* LookupClass(const char* descriptor, const mirror::ClassLoader* class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 100 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 101 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 102 | |
Elliott Hughes | 6fa602d | 2011-12-02 17:54:25 -0800 | [diff] [blame] | 103 | // Finds all the classes with the given descriptor, regardless of ClassLoader. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 104 | void LookupClasses(const char* descriptor, std::vector<mirror::Class*>& classes) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 105 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 106 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 6fa602d | 2011-12-02 17:54:25 -0800 | [diff] [blame] | 107 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 108 | mirror::Class* FindPrimitiveClass(char type) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | d8ddfd5 | 2011-08-15 14:32:53 -0700 | [diff] [blame] | 109 | |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 110 | // General class unloading is not supported, this is used to prune |
| 111 | // unwanted classes during image writing. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 112 | bool RemoveClass(const char* descriptor, const mirror::ClassLoader* class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 113 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 114 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 115 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 116 | void DumpAllClasses(int flags) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 117 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 118 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 9d5ccec | 2011-09-19 13:19:50 -0700 | [diff] [blame] | 119 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 120 | void DumpForSigQuit(std::ostream& os) |
| 121 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 122 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | cac6cc7 | 2011-11-03 20:31:21 -0700 | [diff] [blame] | 123 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 124 | size_t NumLoadedClasses() |
| 125 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 126 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 127 | |
Brian Carlstrom | b63ec39 | 2011-08-27 17:38:27 -0700 | [diff] [blame] | 128 | // Resolve a String with the given index from the DexFile, storing the |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 129 | // result in the DexCache. The referrer is used to identify the |
| 130 | // target DexCache and ClassLoader to use for resolution. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 131 | mirror::String* ResolveString(uint32_t string_idx, mirror::ArtMethod* referrer) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 132 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 133 | |
| 134 | // Resolve a String with the given index from the DexFile, storing the |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 135 | // result in the DexCache. |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 136 | mirror::String* ResolveString(const DexFile& dex_file, uint32_t string_idx, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 137 | ConstHandle<mirror::DexCache> dex_cache) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 138 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 139 | |
Brian Carlstrom | b63ec39 | 2011-08-27 17:38:27 -0700 | [diff] [blame] | 140 | // Resolve a Type with the given index from the DexFile, storing the |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 141 | // result in the DexCache. The referrer is used to identity the |
| 142 | // target DexCache and ClassLoader to use for resolution. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 143 | mirror::Class* ResolveType(const DexFile& dex_file, uint16_t type_idx, mirror::Class* referrer) |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 144 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 145 | |
Brian Carlstrom | b63ec39 | 2011-08-27 17:38:27 -0700 | [diff] [blame] | 146 | // Resolve a Type with the given index from the DexFile, storing the |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 147 | // result in the DexCache. The referrer is used to identify the |
Brian Carlstrom | b63ec39 | 2011-08-27 17:38:27 -0700 | [diff] [blame] | 148 | // target DexCache and ClassLoader to use for resolution. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 149 | mirror::Class* ResolveType(uint16_t type_idx, mirror::ArtMethod* referrer) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 150 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 151 | |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 152 | mirror::Class* ResolveType(uint16_t type_idx, mirror::ArtField* referrer) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 153 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | b63ec39 | 2011-08-27 17:38:27 -0700 | [diff] [blame] | 154 | |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 155 | // Resolve a type with the given ID from the DexFile, storing the |
| 156 | // result in DexCache. The ClassLoader is used to search for the |
| 157 | // type, since it may be referenced from but not contained within |
| 158 | // the given DexFile. |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 159 | mirror::Class* ResolveType(const DexFile& dex_file, uint16_t type_idx, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 160 | ConstHandle<mirror::DexCache> dex_cache, |
| 161 | ConstHandle<mirror::ClassLoader> class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 162 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 163 | |
| 164 | // Resolve a method with a given ID from the DexFile, storing the |
| 165 | // result in DexCache. The ClassLinker and ClassLoader are used as |
| 166 | // in ResolveType. What is unique is the method type argument which |
| 167 | // is used to determine if this method is a direct, static, or |
| 168 | // virtual method. |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 169 | mirror::ArtMethod* ResolveMethod(const DexFile& dex_file, |
| 170 | uint32_t method_idx, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 171 | ConstHandle<mirror::DexCache> dex_cache, |
| 172 | ConstHandle<mirror::ClassLoader> class_loader, |
| 173 | ConstHandle<mirror::ArtMethod> referrer, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 174 | InvokeType type) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 175 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 176 | |
Mathieu Chartier | 0cd8135 | 2014-05-22 16:48:55 -0700 | [diff] [blame] | 177 | mirror::ArtMethod* GetResolvedMethod(uint32_t method_idx, mirror::ArtMethod* referrer, |
| 178 | InvokeType type) |
| 179 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 180 | mirror::ArtMethod* ResolveMethod(Thread* self, uint32_t method_idx, mirror::ArtMethod** referrer, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 181 | InvokeType type) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 182 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 183 | |
Mathieu Chartier | 0cd8135 | 2014-05-22 16:48:55 -0700 | [diff] [blame] | 184 | mirror::ArtField* GetResolvedField(uint32_t field_idx, mirror::Class* field_declaring_class) |
| 185 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 186 | mirror::ArtField* ResolveField(uint32_t field_idx, mirror::ArtMethod* referrer, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 187 | bool is_static) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 188 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | b9edb84 | 2011-08-28 16:31:06 -0700 | [diff] [blame] | 189 | |
Brian Carlstrom | 1619286 | 2011-09-12 17:50:06 -0700 | [diff] [blame] | 190 | // Resolve a field with a given ID from the DexFile, storing the |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 191 | // result in DexCache. The ClassLinker and ClassLoader are used as |
| 192 | // in ResolveType. What is unique is the is_static argument which is |
| 193 | // used to determine if we are resolving a static or non-static |
| 194 | // field. |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 195 | mirror::ArtField* ResolveField(const DexFile& dex_file, |
| 196 | uint32_t field_idx, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 197 | ConstHandle<mirror::DexCache> dex_cache, |
| 198 | ConstHandle<mirror::ClassLoader> class_loader, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 199 | bool is_static) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 200 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 9ea1cb1 | 2011-08-24 23:18:18 -0700 | [diff] [blame] | 201 | |
Ian Rogers | b067ac2 | 2011-12-13 18:05:09 -0800 | [diff] [blame] | 202 | // Resolve a field with a given ID from the DexFile, storing the |
| 203 | // result in DexCache. The ClassLinker and ClassLoader are used as |
| 204 | // in ResolveType. No is_static argument is provided so that Java |
| 205 | // field resolution semantics are followed. |
Mathieu Chartier | 0cd8135 | 2014-05-22 16:48:55 -0700 | [diff] [blame] | 206 | mirror::ArtField* ResolveFieldJLS(const DexFile& dex_file, uint32_t field_idx, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 207 | ConstHandle<mirror::DexCache> dex_cache, |
| 208 | ConstHandle<mirror::ClassLoader> class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 209 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | b067ac2 | 2011-12-13 18:05:09 -0800 | [diff] [blame] | 210 | |
Ian Rogers | ad25ac5 | 2011-10-04 19:13:33 -0700 | [diff] [blame] | 211 | // Get shorty from method index without resolution. Used to do handlerization. |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 212 | const char* MethodShorty(uint32_t method_idx, mirror::ArtMethod* referrer, uint32_t* length) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 213 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ad25ac5 | 2011-10-04 19:13:33 -0700 | [diff] [blame] | 214 | |
Elliott Hughes | f4c21c9 | 2011-08-19 17:31:31 -0700 | [diff] [blame] | 215 | // Returns true on success, false if there's an exception pending. |
Brian Carlstrom | 25c3325 | 2011-09-18 15:58:35 -0700 | [diff] [blame] | 216 | // can_run_clinit=false allows the compiler to attempt to init a class, |
| 217 | // given the restriction that no <clinit> execution is possible. |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 218 | bool EnsureInitialized(ConstHandle<mirror::Class> c, bool can_init_fields, bool can_init_parents) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 219 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 220 | |
Elliott Hughes | 2a20cfd | 2011-09-23 19:30:41 -0700 | [diff] [blame] | 221 | // Initializes classes that have instances in the image but that have |
| 222 | // <clinit> methods so they could not be initialized by the compiler. |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 223 | void RunRootClinits() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | 2a20cfd | 2011-09-23 19:30:41 -0700 | [diff] [blame] | 224 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 225 | void RegisterDexFile(const DexFile& dex_file) |
| 226 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 227 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 228 | void RegisterDexFile(const DexFile& dex_file, ConstHandle<mirror::DexCache> dex_cache) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 229 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 230 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 231 | |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 232 | const OatFile* RegisterOatFile(const OatFile* oat_file) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 233 | LOCKS_EXCLUDED(dex_lock_); |
Brian Carlstrom | 866c862 | 2012-01-06 16:35:13 -0800 | [diff] [blame] | 234 | |
Brian Carlstrom | 8a48741 | 2011-08-29 20:08:52 -0700 | [diff] [blame] | 235 | const std::vector<const DexFile*>& GetBootClassPath() { |
| 236 | return boot_class_path_; |
| 237 | } |
| 238 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 239 | void VisitClasses(ClassVisitor* visitor, void* arg) |
| 240 | LOCKS_EXCLUDED(dex_lock_) |
| 241 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 242 | // Less efficient variant of VisitClasses that doesn't hold the classlinker_classes_lock_ |
| 243 | // when calling the visitor. |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 244 | void VisitClassesWithoutClassesLock(ClassVisitor* visitor, void* arg) |
| 245 | LOCKS_EXCLUDED(dex_lock_) |
| 246 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Elliott Hughes | a215526 | 2011-11-16 16:26:58 -0800 | [diff] [blame] | 247 | |
Mathieu Chartier | 52e4b43 | 2014-06-10 11:22:31 -0700 | [diff] [blame] | 248 | void VisitClassRoots(RootCallback* callback, void* arg, VisitRootFlags flags) |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 249 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 250 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 251 | void VisitRoots(RootCallback* callback, void* arg, VisitRootFlags flags) |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 252 | LOCKS_EXCLUDED(dex_lock_) |
| 253 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 254 | |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 255 | mirror::DexCache* FindDexCache(const DexFile& dex_file) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 256 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 257 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 258 | bool IsDexFileRegistered(const DexFile& dex_file) |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 259 | LOCKS_EXCLUDED(dex_lock_) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 260 | void FixupDexCaches(mirror::ArtMethod* resolution_method) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 261 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 262 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 1d9f52b | 2011-10-13 10:50:45 -0700 | [diff] [blame] | 263 | |
jeffhao | 262bf46 | 2011-10-20 18:36:32 -0700 | [diff] [blame] | 264 | // Generate an oat file from a dex file |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 265 | bool GenerateOatFile(const char* dex_filename, |
Brian Carlstrom | d601af8 | 2012-01-06 10:15:19 -0800 | [diff] [blame] | 266 | int oat_fd, |
Vladimir Marko | 60836d5 | 2014-01-16 15:53:38 +0000 | [diff] [blame] | 267 | const char* oat_cache_filename, |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 268 | std::string* error_msg) |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 269 | LOCKS_EXCLUDED(Locks::mutator_lock_); |
jeffhao | 262bf46 | 2011-10-20 18:36:32 -0700 | [diff] [blame] | 270 | |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 271 | // Find or create the oat file holding dex_location. Then load all corresponding dex files |
| 272 | // (if multidex) into the given vector. |
| 273 | bool OpenDexFilesFromOat(const char* dex_location, const char* oat_location, |
| 274 | std::vector<std::string>* error_msgs, |
| 275 | std::vector<const DexFile*>* dex_files) |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 276 | LOCKS_EXCLUDED(dex_lock_, Locks::mutator_lock_); |
jeffhao | f6174e8 | 2012-01-31 16:14:17 -0800 | [diff] [blame] | 277 | |
Alex Light | 6e183f2 | 2014-07-18 14:57:04 -0700 | [diff] [blame] | 278 | // Returns true if the given oat file has the same image checksum as the image it is paired with. |
| 279 | static bool VerifyOatImageChecksum(const OatFile* oat_file, const InstructionSet instruction_set); |
| 280 | // Returns true if the oat file checksums match with the image and the offsets are such that it |
| 281 | // could be loaded with it. |
| 282 | static bool VerifyOatChecksums(const OatFile* oat_file, const InstructionSet instruction_set, |
| 283 | std::string* error_msg); |
Brian Carlstrom | 28db012 | 2012-10-18 16:20:41 -0700 | [diff] [blame] | 284 | // Returns true if oat file contains the dex file with the given location and checksum. |
Alex Light | 6e183f2 | 2014-07-18 14:57:04 -0700 | [diff] [blame] | 285 | static bool VerifyOatAndDexFileChecksums(const OatFile* oat_file, |
| 286 | const char* dex_location, |
| 287 | uint32_t dex_location_checksum, |
| 288 | InstructionSet instruction_set, |
| 289 | std::string* error_msg); |
Brian Carlstrom | afe2551 | 2012-06-27 17:02:58 -0700 | [diff] [blame] | 290 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 291 | // TODO: replace this with multiple methods that allocate the correct managed type. |
Shih-wei Liao | 4417536 | 2011-08-28 16:59:17 -0700 | [diff] [blame] | 292 | template <class T> |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 293 | mirror::ObjectArray<T>* AllocObjectArray(Thread* self, size_t length) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 294 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 295 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 296 | mirror::ObjectArray<mirror::Class>* AllocClassArray(Thread* self, size_t length) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 297 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
jeffhao | 98eacac | 2011-09-14 16:11:53 -0700 | [diff] [blame] | 298 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 299 | mirror::ObjectArray<mirror::String>* AllocStringArray(Thread* self, size_t length) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 300 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 301 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 302 | mirror::ObjectArray<mirror::ArtMethod>* AllocArtMethodArray(Thread* self, size_t length) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 303 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 304 | |
| 305 | mirror::IfTable* AllocIfTable(Thread* self, size_t ifcount) |
| 306 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 307 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 308 | mirror::ObjectArray<mirror::ArtField>* AllocArtFieldArray(Thread* self, size_t length) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 309 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 310 | |
| 311 | mirror::ObjectArray<mirror::StackTraceElement>* AllocStackTraceElementArray(Thread* self, |
| 312 | size_t length) |
| 313 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 314 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 315 | void VerifyClass(ConstHandle<mirror::Class> klass) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 316 | bool VerifyClassUsingOatFile(const DexFile& dex_file, mirror::Class* klass, |
| 317 | mirror::Class::Status& oat_file_class_status) |
| 318 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 319 | void ResolveClassExceptionHandlerTypes(const DexFile& dex_file, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 320 | ConstHandle<mirror::Class> klass) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 321 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 322 | void ResolveMethodExceptionHandlerTypes(const DexFile& dex_file, mirror::ArtMethod* klass) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 323 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 324 | |
Mathieu Chartier | 2b7c4d1 | 2014-05-19 10:52:16 -0700 | [diff] [blame] | 325 | mirror::Class* CreateProxyClass(ScopedObjectAccessAlreadyRunnable& soa, jstring name, |
| 326 | jobjectArray interfaces, jobject loader, jobjectArray methods, |
| 327 | jobjectArray throws) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 328 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 329 | std::string GetDescriptorForProxy(mirror::Class* proxy_class) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 330 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 331 | mirror::ArtMethod* FindMethodForProxy(mirror::Class* proxy_class, |
| 332 | mirror::ArtMethod* proxy_method) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 333 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 334 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Jesse Wilson | 95caa79 | 2011-10-12 18:14:17 -0400 | [diff] [blame] | 335 | |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 336 | // Get the oat code for a method when its class isn't yet initialized |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 337 | const void* GetQuickOatCodeFor(mirror::ArtMethod* method) |
| 338 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 339 | const void* GetPortableOatCodeFor(mirror::ArtMethod* method, bool* have_portable_code) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 340 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 341 | |
Mathieu Chartier | e35517a | 2012-10-30 18:49:55 -0700 | [diff] [blame] | 342 | // Get the oat code for a method from a method index. |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 343 | const void* GetQuickOatCodeFor(const DexFile& dex_file, uint16_t class_def_idx, uint32_t method_idx) |
| 344 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 345 | const void* GetPortableOatCodeFor(const DexFile& dex_file, uint16_t class_def_idx, uint32_t method_idx) |
Ian Rogers | 33e9566 | 2013-05-20 20:29:14 -0700 | [diff] [blame] | 346 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | e35517a | 2012-10-30 18:49:55 -0700 | [diff] [blame] | 347 | |
Hiroshi Yamauchi | 9bdec88 | 2014-08-15 17:11:12 -0700 | [diff] [blame] | 348 | // Get compiled code for a method, return null if no code |
| 349 | // exists. This is unlike Get..OatCodeFor which will return a bridge |
| 350 | // or interpreter entrypoint. |
| 351 | const void* GetOatMethodQuickCodeFor(mirror::ArtMethod* method) |
| 352 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 353 | const void* GetOatMethodPortableCodeFor(mirror::ArtMethod* method) |
| 354 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 355 | |
Brian Carlstrom | 7934ac2 | 2013-07-26 10:54:15 -0700 | [diff] [blame] | 356 | pid_t GetClassesLockOwner(); // For SignalCatcher. |
| 357 | pid_t GetDexLockOwner(); // For SignalCatcher. |
Brian Carlstrom | 24a3c2e | 2011-10-17 18:07:52 -0700 | [diff] [blame] | 358 | |
Jeff Hao | 0aba0ba | 2013-06-03 14:49:28 -0700 | [diff] [blame] | 359 | const void* GetPortableResolutionTrampoline() const { |
| 360 | return portable_resolution_trampoline_; |
| 361 | } |
| 362 | |
Andreas Gampe | 2da8823 | 2014-02-27 12:26:20 -0800 | [diff] [blame] | 363 | const void* GetQuickGenericJniTrampoline() const { |
Dmitry Petrochenko | f0972a4 | 2014-05-16 17:43:39 +0700 | [diff] [blame] | 364 | return quick_generic_jni_trampoline_; |
| 365 | } |
Andreas Gampe | 2da8823 | 2014-02-27 12:26:20 -0800 | [diff] [blame] | 366 | |
Jeff Hao | 0aba0ba | 2013-06-03 14:49:28 -0700 | [diff] [blame] | 367 | const void* GetQuickResolutionTrampoline() const { |
| 368 | return quick_resolution_trampoline_; |
| 369 | } |
| 370 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 371 | const void* GetPortableImtConflictTrampoline() const { |
| 372 | return portable_imt_conflict_trampoline_; |
| 373 | } |
| 374 | |
| 375 | const void* GetQuickImtConflictTrampoline() const { |
| 376 | return quick_imt_conflict_trampoline_; |
| 377 | } |
| 378 | |
Vladimir Marko | 8a63057 | 2014-04-09 18:45:35 +0100 | [diff] [blame] | 379 | const void* GetQuickToInterpreterBridgeTrampoline() const { |
| 380 | return quick_to_interpreter_bridge_trampoline_; |
| 381 | } |
| 382 | |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 383 | InternTable* GetInternTable() const { |
| 384 | return intern_table_; |
| 385 | } |
| 386 | |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 387 | // Attempts to insert a class into a class table. Returns NULL if |
| 388 | // the class was inserted, otherwise returns an existing class with |
| 389 | // the same descriptor and ClassLoader. |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 390 | mirror::Class* InsertClass(const char* descriptor, mirror::Class* klass, size_t hash) |
Ian Rogers | 848871b | 2013-08-05 10:56:33 -0700 | [diff] [blame] | 391 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 392 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 393 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 394 | // Special code to allocate an art method, use this instead of class->AllocObject. |
| 395 | mirror::ArtMethod* AllocArtMethod(Thread* self) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 396 | |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 397 | mirror::ObjectArray<mirror::Class>* GetClassRoots() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 398 | mirror::ObjectArray<mirror::Class>* class_roots = class_roots_.Read(); |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 399 | DCHECK(class_roots != NULL); |
| 400 | return class_roots; |
| 401 | } |
| 402 | |
Mathieu Chartier | 590fee9 | 2013-09-13 13:46:47 -0700 | [diff] [blame] | 403 | private: |
Ian Rogers | 97b52f8 | 2014-08-14 11:34:07 -0700 | [diff] [blame] | 404 | const OatFile::OatMethod FindOatMethodFor(mirror::ArtMethod* method, bool* found) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 405 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
TDYa127 | 8532191 | 2012-04-01 15:24:56 -0700 | [diff] [blame] | 406 | |
Brian Carlstrom | 56d947f | 2013-07-15 13:14:23 -0700 | [diff] [blame] | 407 | OatFile& GetImageOatFile(gc::space::ImageSpace* space) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 408 | LOCKS_EXCLUDED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 409 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | a663ea5 | 2011-08-19 23:33:41 -0700 | [diff] [blame] | 410 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 411 | void FinishInit(Thread* self) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | a663ea5 | 2011-08-19 23:33:41 -0700 | [diff] [blame] | 412 | |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 413 | // For early bootstrapping by Init |
Ian Rogers | 6fac447 | 2014-02-25 17:01:10 -0800 | [diff] [blame] | 414 | mirror::Class* AllocClass(Thread* self, mirror::Class* java_lang_Class, uint32_t class_size) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 415 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 416 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 417 | // Alloc* convenience functions to avoid needing to pass in mirror::Class* |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 418 | // values that are known to the ClassLinker such as |
| 419 | // kObjectArrayClass and kJavaLangString etc. |
Ian Rogers | 6fac447 | 2014-02-25 17:01:10 -0800 | [diff] [blame] | 420 | mirror::Class* AllocClass(Thread* self, uint32_t class_size) |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 421 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 422 | mirror::DexCache* AllocDexCache(Thread* self, const DexFile& dex_file) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 423 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 424 | mirror::ArtField* AllocArtField(Thread* self) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | bdb0391 | 2011-09-14 00:55:44 -0700 | [diff] [blame] | 425 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 426 | mirror::Class* CreatePrimitiveClass(Thread* self, Primitive::Type type) |
| 427 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 428 | mirror::Class* InitializePrimitiveClass(mirror::Class* primitive_class, Primitive::Type type) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 429 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 5b8e4c8 | 2011-09-18 01:38:59 -0700 | [diff] [blame] | 430 | |
Brian Carlstrom | a331b3c | 2011-07-18 17:47:56 -0700 | [diff] [blame] | 431 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 432 | mirror::Class* CreateArrayClass(Thread* self, const char* descriptor, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 433 | ConstHandle<mirror::ClassLoader> class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 434 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | a331b3c | 2011-07-18 17:47:56 -0700 | [diff] [blame] | 435 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 436 | void AppendToBootClassPath(const DexFile& dex_file) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 437 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 438 | void AppendToBootClassPath(const DexFile& dex_file, ConstHandle<mirror::DexCache> dex_cache) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 439 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 440 | |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 441 | // Precomputes size needed for Class, in the case of a non-temporary class this size must be |
| 442 | // sufficient to hold all static fields. |
| 443 | uint32_t SizeOfClassWithoutEmbeddedTables(const DexFile& dex_file, |
| 444 | const DexFile::ClassDef& dex_class_def); |
Brian Carlstrom | 4873d46 | 2011-08-21 15:23:39 -0700 | [diff] [blame] | 445 | |
Brian Carlstrom | f615a61 | 2011-07-23 12:50:34 -0700 | [diff] [blame] | 446 | void LoadClass(const DexFile& dex_file, |
| 447 | const DexFile::ClassDef& dex_class_def, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 448 | ConstHandle<mirror::Class> klass, |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 449 | mirror::ClassLoader* class_loader) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 450 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Vladimir Marko | d3c5beb | 2014-04-11 16:32:51 +0100 | [diff] [blame] | 451 | void LoadClassMembers(const DexFile& dex_file, |
| 452 | const byte* class_data, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 453 | ConstHandle<mirror::Class> klass, |
Vladimir Marko | d3c5beb | 2014-04-11 16:32:51 +0100 | [diff] [blame] | 454 | mirror::ClassLoader* class_loader, |
| 455 | const OatFile::OatClass* oat_class) |
| 456 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 457 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 458 | void LoadField(const DexFile& dex_file, const ClassDataItemIterator& it, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 459 | ConstHandle<mirror::Class> klass, ConstHandle<mirror::ArtField> dst) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 460 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 461 | |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 462 | mirror::ArtMethod* LoadMethod(Thread* self, const DexFile& dex_file, |
| 463 | const ClassDataItemIterator& dex_method, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 464 | ConstHandle<mirror::Class> klass) |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 465 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 934486c | 2011-07-12 23:42:50 -0700 | [diff] [blame] | 466 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 467 | void FixupStaticTrampolines(mirror::Class* klass) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 468 | |
Ian Rogers | 97b52f8 | 2014-08-14 11:34:07 -0700 | [diff] [blame] | 469 | // Finds the associated oat class for a dex_file and descriptor. Returns an invalid OatClass on |
| 470 | // error and sets found to false. |
| 471 | OatFile::OatClass FindOatClass(const DexFile& dex_file, uint16_t class_def_idx, bool* found) |
Ian Rogers | 33e9566 | 2013-05-20 20:29:14 -0700 | [diff] [blame] | 472 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Ian Rogers | 1984651 | 2012-02-24 11:42:47 -0800 | [diff] [blame] | 473 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 474 | void RegisterDexFileLocked(const DexFile& dex_file, ConstHandle<mirror::DexCache> dex_cache) |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 475 | EXCLUSIVE_LOCKS_REQUIRED(dex_lock_) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 476 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 477 | bool IsDexFileRegisteredLocked(const DexFile& dex_file) |
Ian Rogers | b0fa5dc | 2014-04-28 16:47:08 -0700 | [diff] [blame] | 478 | SHARED_LOCKS_REQUIRED(dex_lock_, Locks::mutator_lock_); |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 479 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 480 | bool InitializeClass(ConstHandle<mirror::Class> klass, bool can_run_clinit, |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 481 | bool can_init_parents) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 482 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 483 | bool WaitForInitializeClass(ConstHandle<mirror::Class> klass, Thread* self, |
Mathieu Chartier | c528dba | 2013-11-26 12:00:11 -0800 | [diff] [blame] | 484 | ObjectLock<mirror::Class>& lock); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 485 | bool ValidateSuperClassDescriptors(ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 486 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 487 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 488 | bool IsSameDescriptorInDifferentClassContexts(Thread* self, const char* descriptor, |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 489 | ConstHandle<mirror::ClassLoader> class_loader1, |
| 490 | ConstHandle<mirror::ClassLoader> class_loader2) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 491 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 492 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 493 | bool IsSameMethodSignatureInDifferentClassContexts(Thread* self, mirror::ArtMethod* method, |
Ian Rogers | ef7d42f | 2014-01-06 12:55:46 -0800 | [diff] [blame] | 494 | mirror::Class* klass1, |
| 495 | mirror::Class* klass2) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 496 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 497 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 498 | bool LinkClass(Thread* self, const char* descriptor, ConstHandle<mirror::Class> klass, |
| 499 | ConstHandle<mirror::ObjectArray<mirror::Class>> interfaces, |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 500 | mirror::Class** new_class) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 501 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 502 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 503 | bool LinkSuperClass(ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 504 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 505 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 506 | bool LoadSuperAndInterfaces(ConstHandle<mirror::Class> klass, const DexFile& dex_file) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 507 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 508 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 509 | bool LinkMethods(Thread* self, ConstHandle<mirror::Class> klass, |
| 510 | ConstHandle<mirror::ObjectArray<mirror::Class>> interfaces) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 511 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 512 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 513 | bool LinkVirtualMethods(Thread* self, ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 514 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 515 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 516 | bool LinkInterfaceMethods(ConstHandle<mirror::Class> klass, |
| 517 | ConstHandle<mirror::ObjectArray<mirror::Class>> interfaces) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 518 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 519 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 520 | bool LinkStaticFields(ConstHandle<mirror::Class> klass, size_t* class_size) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 521 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 522 | bool LinkInstanceFields(ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 523 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 524 | bool LinkFields(ConstHandle<mirror::Class> klass, bool is_static, size_t* class_size) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 525 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 526 | void LinkCode(ConstHandle<mirror::ArtMethod> method, const OatFile::OatClass* oat_class, |
Dmitry Petrochenko | f0972a4 | 2014-05-16 17:43:39 +0700 | [diff] [blame] | 527 | const DexFile& dex_file, uint32_t dex_method_index, uint32_t method_index) |
| 528 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 529 | void CreateReferenceInstanceOffsets(ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 530 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 531 | void CreateReferenceStaticOffsets(ConstHandle<mirror::Class> klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 532 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 533 | void CreateReferenceOffsets(ConstHandle<mirror::Class> klass, bool is_static, |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 534 | uint32_t reference_offsets) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 535 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 536 | |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 537 | // For use by ImageWriter to find DexCaches for its roots |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 538 | ReaderWriterMutex* DexLock() |
| 539 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) LOCK_RETURNED(dex_lock_) { |
| 540 | return &dex_lock_; |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 541 | } |
Hiroshi Yamauchi | e9e3e69 | 2014-06-24 14:31:37 -0700 | [diff] [blame] | 542 | size_t GetDexCacheCount() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_, dex_lock_) { |
| 543 | return dex_caches_.size(); |
| 544 | } |
| 545 | mirror::DexCache* GetDexCache(size_t idx) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_, dex_lock_); |
Brian Carlstrom | 58ae941 | 2011-10-04 00:56:06 -0700 | [diff] [blame] | 546 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 547 | const OatFile* FindOpenedOatFileForDexFile(const DexFile& dex_file) |
Ian Rogers | 33e9566 | 2013-05-20 20:29:14 -0700 | [diff] [blame] | 548 | LOCKS_EXCLUDED(dex_lock_) |
| 549 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 550 | |
| 551 | // Find an opened oat file that contains dex_location. If oat_location is not nullptr, the file |
| 552 | // must have that location, else any oat location is accepted. |
| 553 | const OatFile* FindOpenedOatFile(const char* oat_location, const char* dex_location, |
| 554 | const uint32_t* const dex_location_checksum) |
Ian Rogers | 719d1a3 | 2014-03-06 12:13:39 -0800 | [diff] [blame] | 555 | LOCKS_EXCLUDED(dex_lock_); |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 556 | |
| 557 | // Will open the oat file directly without relocating, even if we could/should do relocation. |
| 558 | const OatFile* FindOatFileFromOatLocation(const std::string& oat_location, |
| 559 | std::string* error_msg) |
| 560 | LOCKS_EXCLUDED(dex_lock_); |
| 561 | |
Ian Rogers | 00f7d0e | 2012-07-19 15:28:27 -0700 | [diff] [blame] | 562 | const OatFile* FindOpenedOatFileFromOatLocation(const std::string& oat_location) |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 563 | LOCKS_EXCLUDED(dex_lock_); |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 564 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 565 | const OatFile* OpenOatFileFromDexLocation(const std::string& dex_location, |
| 566 | InstructionSet isa, |
| 567 | bool* already_opened, |
| 568 | bool* obsolete_file_cleanup_failed, |
| 569 | std::vector<std::string>* error_msg) |
| 570 | LOCKS_EXCLUDED(dex_lock_, Locks::mutator_lock_); |
| 571 | |
Alex Light | 9dcc457 | 2014-08-14 14:16:26 -0700 | [diff] [blame] | 572 | const OatFile* GetInterpretedOnlyOat(const std::string& oat_path, |
| 573 | InstructionSet isa, |
| 574 | std::string* error_msg); |
| 575 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 576 | const OatFile* PatchAndRetrieveOat(const std::string& input, const std::string& output, |
| 577 | const std::string& image_location, InstructionSet isa, |
| 578 | std::string* error_msg) |
| 579 | LOCKS_EXCLUDED(Locks::mutator_lock_); |
| 580 | |
| 581 | bool CheckOatFile(const OatFile* oat_file, InstructionSet isa, |
| 582 | bool* checksum_verified, std::string* error_msg); |
| 583 | int32_t GetRequiredDelta(const OatFile* oat_file, InstructionSet isa); |
| 584 | |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 585 | // Note: will not register the oat file. |
| 586 | const OatFile* FindOatFileInOatLocationForDexFile(const char* dex_location, |
| 587 | uint32_t dex_location_checksum, |
| 588 | const char* oat_location, |
| 589 | std::string* error_msg) |
Ian Rogers | 8d31bbd | 2013-10-13 10:44:14 -0700 | [diff] [blame] | 590 | LOCKS_EXCLUDED(dex_lock_); |
Ian Rogers | e3359f7 | 2013-06-11 15:14:11 -0700 | [diff] [blame] | 591 | |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 592 | // Creates the oat file from the dex_location to the oat_location. Needs a file descriptor for |
| 593 | // the file to be written, which is assumed to be under a lock. |
| 594 | const OatFile* CreateOatFileForDexLocation(const char* dex_location, |
| 595 | int fd, const char* oat_location, |
| 596 | std::vector<std::string>* error_msgs) |
| 597 | LOCKS_EXCLUDED(dex_lock_, Locks::mutator_lock_); |
| 598 | |
| 599 | // Finds an OatFile that contains a DexFile for the given a DexFile location. |
| 600 | // |
| 601 | // Note 1: this will not check open oat files, which are assumed to be stale when this is run. |
| 602 | // Note 2: Does not register the oat file. It is the caller's job to register if the file is to |
| 603 | // be kept. |
| 604 | const OatFile* FindOatFileContainingDexFileFromDexLocation(const char* location, |
| 605 | const uint32_t* const location_checksum, |
| 606 | InstructionSet isa, |
Calin Juravle | c54aea7 | 2014-07-16 14:45:03 +0100 | [diff] [blame] | 607 | std::vector<std::string>* error_msgs, |
| 608 | bool* obsolete_file_cleanup_failed) |
Andreas Gampe | 833a485 | 2014-05-21 18:46:59 -0700 | [diff] [blame] | 609 | LOCKS_EXCLUDED(dex_lock_, Locks::mutator_lock_); |
| 610 | |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 611 | // verify an oat file with the given dex file. Will return false when the dex file could not be |
| 612 | // verified. Will return true otherwise. |
| 613 | bool VerifyOatWithDexFile(const OatFile* oat_file, const char* dex_location, |
| 614 | std::string* error_msg); |
Brian Carlstrom | fad7143 | 2011-10-16 20:25:10 -0700 | [diff] [blame] | 615 | |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 616 | mirror::ArtMethod* CreateProxyConstructor(Thread* self, ConstHandle<mirror::Class> klass, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 617 | mirror::Class* proxy_class) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 618 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mathieu Chartier | bf99f77 | 2014-08-23 16:37:27 -0700 | [diff] [blame] | 619 | mirror::ArtMethod* CreateProxyMethod(Thread* self, ConstHandle<mirror::Class> klass, |
| 620 | ConstHandle<mirror::ArtMethod> prototype) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 621 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Jesse Wilson | 95caa79 | 2011-10-12 18:14:17 -0400 | [diff] [blame] | 622 | |
Brian Carlstrom | 4a96b60 | 2011-07-26 16:40:23 -0700 | [diff] [blame] | 623 | std::vector<const DexFile*> boot_class_path_; |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 624 | |
Ian Rogers | 1bf8d4d | 2013-05-30 00:18:49 -0700 | [diff] [blame] | 625 | mutable ReaderWriterMutex dex_lock_ DEFAULT_MUTEX_ACQUIRED_AFTER; |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 626 | std::vector<size_t> new_dex_cache_roots_ GUARDED_BY(dex_lock_);; |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 627 | std::vector<GcRoot<mirror::DexCache>> dex_caches_ GUARDED_BY(dex_lock_); |
Elliott Hughes | f834936 | 2012-06-18 15:00:06 -0700 | [diff] [blame] | 628 | std::vector<const OatFile*> oat_files_ GUARDED_BY(dex_lock_); |
Brian Carlstrom | 47d237a | 2011-10-18 15:08:33 -0700 | [diff] [blame] | 629 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 630 | |
Brian Carlstrom | aded5f7 | 2011-10-07 17:15:04 -0700 | [diff] [blame] | 631 | // multimap from a string hash code of a class descriptor to |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 632 | // mirror::Class* instances. Results should be compared for a matching |
Brian Carlstrom | 9cff8e1 | 2011-08-18 16:47:29 -0700 | [diff] [blame] | 633 | // Class::descriptor_ and Class::class_loader_. |
Mathieu Chartier | bad0267 | 2014-08-25 13:08:22 -0700 | [diff] [blame] | 634 | typedef AllocationTrackingMultiMap<size_t, GcRoot<mirror::Class>, kAllocatorTagClassTable> Table; |
Hiroshi Yamauchi | a91a4bc | 2014-06-13 16:44:55 -0700 | [diff] [blame] | 635 | // This contains strong roots. To enable concurrent root scanning of |
| 636 | // the class table, be careful to use a read barrier when accessing this. |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 637 | Table class_table_ GUARDED_BY(Locks::classlinker_classes_lock_); |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 638 | std::vector<std::pair<size_t, GcRoot<mirror::Class>>> new_class_roots_; |
Elliott Hughes | f834936 | 2012-06-18 15:00:06 -0700 | [diff] [blame] | 639 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 640 | // Do we need to search dex caches to find image classes? |
| 641 | bool dex_cache_image_class_lookup_required_; |
| 642 | // Number of times we've searched dex caches for a class. After a certain number of misses we move |
| 643 | // the classes into the class_table_ to avoid dex cache based searches. |
Ian Rogers | 68b5685 | 2014-08-29 20:19:11 -0700 | [diff] [blame^] | 644 | Atomic<uint32_t> failed_dex_cache_class_lookups_; |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 645 | |
| 646 | mirror::Class* LookupClassFromTableLocked(const char* descriptor, |
| 647 | const mirror::ClassLoader* class_loader, |
| 648 | size_t hash) |
| 649 | SHARED_LOCKS_REQUIRED(Locks::classlinker_classes_lock_, Locks::mutator_lock_); |
| 650 | |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 651 | mirror::Class* UpdateClass(const char* descriptor, mirror::Class* klass, size_t hash) |
| 652 | LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 653 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 654 | |
Ian Rogers | 7dfb28c | 2013-08-22 08:18:36 -0700 | [diff] [blame] | 655 | void MoveImageClassesToClassTable() LOCKS_EXCLUDED(Locks::classlinker_classes_lock_) |
| 656 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 657 | mirror::Class* LookupClassFromImage(const char* descriptor) |
| 658 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 659 | |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 660 | // EnsureResolved is called to make sure that a class in the class_table_ has been resolved |
| 661 | // before returning it to the caller. Its the responsibility of the thread that placed the class |
| 662 | // in the table to make it resolved. The thread doing resolution must notify on the class' lock |
| 663 | // when resolution has occurred. This happens in mirror::Class::SetStatus. As resolution may |
| 664 | // retire a class, the version of the class in the table is returned and this may differ from |
| 665 | // the class passed in. |
| 666 | mirror::Class* EnsureResolved(Thread* self, const char* descriptor, mirror::Class* klass) |
Mathieu Chartier | 4c13a3f | 2014-07-14 14:57:16 -0700 | [diff] [blame] | 667 | WARN_UNUSED SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 668 | |
| 669 | void FixupTemporaryDeclaringClass(mirror::Class* temp_class, mirror::Class* new_class) |
| 670 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| 671 | |
Brian Carlstrom | a663ea5 | 2011-08-19 23:33:41 -0700 | [diff] [blame] | 672 | // indexes into class_roots_. |
| 673 | // needs to be kept in sync with class_roots_descriptors_. |
Brian Carlstrom | 74eb46a | 2011-08-02 20:10:14 -0700 | [diff] [blame] | 674 | enum ClassRoot { |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 675 | kJavaLangClass, |
| 676 | kJavaLangObject, |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 677 | kClassArrayClass, |
Brian Carlstrom | 74eb46a | 2011-08-02 20:10:14 -0700 | [diff] [blame] | 678 | kObjectArrayClass, |
| 679 | kJavaLangString, |
Mathieu Chartier | 66f1925 | 2012-09-18 08:57:04 -0700 | [diff] [blame] | 680 | kJavaLangDexCache, |
Elliott Hughes | bf61ba3 | 2011-10-11 10:53:09 -0700 | [diff] [blame] | 681 | kJavaLangRefReference, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 682 | kJavaLangReflectArtField, |
| 683 | kJavaLangReflectArtMethod, |
Ian Rogers | 466bb25 | 2011-10-14 03:29:56 -0700 | [diff] [blame] | 684 | kJavaLangReflectProxy, |
Mathieu Chartier | 66f1925 | 2012-09-18 08:57:04 -0700 | [diff] [blame] | 685 | kJavaLangStringArrayClass, |
Brian Carlstrom | ea46f95 | 2013-07-30 01:26:50 -0700 | [diff] [blame] | 686 | kJavaLangReflectArtFieldArrayClass, |
| 687 | kJavaLangReflectArtMethodArrayClass, |
Brian Carlstrom | 74eb46a | 2011-08-02 20:10:14 -0700 | [diff] [blame] | 688 | kJavaLangClassLoader, |
Ian Rogers | 5167c97 | 2012-02-03 10:41:20 -0800 | [diff] [blame] | 689 | kJavaLangThrowable, |
jeffhao | 8cd6dda | 2012-02-22 10:15:34 -0800 | [diff] [blame] | 690 | kJavaLangClassNotFoundException, |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 691 | kJavaLangStackTraceElement, |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 692 | kPrimitiveBoolean, |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 693 | kPrimitiveByte, |
Elliott Hughes | d8ddfd5 | 2011-08-15 14:32:53 -0700 | [diff] [blame] | 694 | kPrimitiveChar, |
| 695 | kPrimitiveDouble, |
| 696 | kPrimitiveFloat, |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 697 | kPrimitiveInt, |
| 698 | kPrimitiveLong, |
Elliott Hughes | d8ddfd5 | 2011-08-15 14:32:53 -0700 | [diff] [blame] | 699 | kPrimitiveShort, |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 700 | kPrimitiveVoid, |
Elliott Hughes | d8ddfd5 | 2011-08-15 14:32:53 -0700 | [diff] [blame] | 701 | kBooleanArrayClass, |
| 702 | kByteArrayClass, |
| 703 | kCharArrayClass, |
| 704 | kDoubleArrayClass, |
| 705 | kFloatArrayClass, |
| 706 | kIntArrayClass, |
| 707 | kLongArrayClass, |
| 708 | kShortArrayClass, |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 709 | kJavaLangStackTraceElementArrayClass, |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 710 | kClassRootsMax, |
| 711 | }; |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 712 | GcRoot<mirror::ObjectArray<mirror::Class>> class_roots_; |
Brian Carlstrom | 913af1b | 2011-07-23 21:41:13 -0700 | [diff] [blame] | 713 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 714 | mirror::Class* GetClassRoot(ClassRoot class_root) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | 74eb46a | 2011-08-02 20:10:14 -0700 | [diff] [blame] | 715 | |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 716 | void SetClassRoot(ClassRoot class_root, mirror::Class* klass) |
Ian Rogers | b726dcb | 2012-09-05 08:57:23 -0700 | [diff] [blame] | 717 | SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
Brian Carlstrom | a663ea5 | 2011-08-19 23:33:41 -0700 | [diff] [blame] | 718 | |
Elliott Hughes | 418d20f | 2011-09-22 14:00:39 -0700 | [diff] [blame] | 719 | static const char* class_roots_descriptors_[]; |
Brian Carlstrom | a663ea5 | 2011-08-19 23:33:41 -0700 | [diff] [blame] | 720 | |
| 721 | const char* GetClassRootDescriptor(ClassRoot class_root) { |
| 722 | const char* descriptor = class_roots_descriptors_[class_root]; |
| 723 | CHECK(descriptor != NULL); |
| 724 | return descriptor; |
| 725 | } |
| 726 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 727 | // The interface table used by all arrays. |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 728 | GcRoot<mirror::IfTable> array_iftable_; |
Carl Shapiro | 565f507 | 2011-07-10 13:39:43 -0700 | [diff] [blame] | 729 | |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 730 | // A cache of the last FindArrayClass results. The cache serves to avoid creating array class |
| 731 | // descriptors for the sake of performing FindClass. |
| 732 | static constexpr size_t kFindArrayCacheSize = 16; |
Hiroshi Yamauchi | 94f7b49 | 2014-07-22 18:08:23 -0700 | [diff] [blame] | 733 | GcRoot<mirror::Class> find_array_class_cache_[kFindArrayCacheSize]; |
Ian Rogers | 9837939 | 2014-02-24 16:53:16 -0800 | [diff] [blame] | 734 | size_t find_array_class_cache_next_victim_; |
| 735 | |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 736 | bool init_done_; |
Mathieu Chartier | 893263b | 2014-03-04 11:07:42 -0800 | [diff] [blame] | 737 | bool log_new_dex_caches_roots_ GUARDED_BY(dex_lock_); |
| 738 | bool log_new_class_table_roots_ GUARDED_BY(Locks::classlinker_classes_lock_); |
Brian Carlstrom | 75cb3b4 | 2011-07-28 02:13:36 -0700 | [diff] [blame] | 739 | |
Elliott Hughes | cf4c6c4 | 2011-09-01 15:16:42 -0700 | [diff] [blame] | 740 | InternTable* intern_table_; |
| 741 | |
Mingyao Yang | 98d1cc8 | 2014-05-15 17:02:16 -0700 | [diff] [blame] | 742 | // Trampolines within the image the bounce to runtime entrypoints. Done so that there is a single |
| 743 | // patch point within the image. TODO: make these proper relocations. |
Jeff Hao | 0aba0ba | 2013-06-03 14:49:28 -0700 | [diff] [blame] | 744 | const void* portable_resolution_trampoline_; |
| 745 | const void* quick_resolution_trampoline_; |
Jeff Hao | 88474b4 | 2013-10-23 16:24:40 -0700 | [diff] [blame] | 746 | const void* portable_imt_conflict_trampoline_; |
| 747 | const void* quick_imt_conflict_trampoline_; |
Andreas Gampe | 2da8823 | 2014-02-27 12:26:20 -0800 | [diff] [blame] | 748 | const void* quick_generic_jni_trampoline_; |
Vladimir Marko | 8a63057 | 2014-04-09 18:45:35 +0100 | [diff] [blame] | 749 | const void* quick_to_interpreter_bridge_trampoline_; |
Jeff Hao | 0aba0ba | 2013-06-03 14:49:28 -0700 | [diff] [blame] | 750 | |
Brian Carlstrom | 34f426c | 2011-10-04 12:58:02 -0700 | [diff] [blame] | 751 | friend class ImageWriter; // for GetClassRoots |
Alex Light | a59dd80 | 2014-07-02 16:28:08 -0700 | [diff] [blame] | 752 | friend class ImageDumper; // for FindOpenedOatFileFromOatLocation |
| 753 | friend class ElfPatcher; // for FindOpenedOatFileForDexFile & FindOpenedOatFileFromOatLocation |
Nicolas Geoffray | 4fcdc94 | 2014-07-22 10:48:00 +0100 | [diff] [blame] | 754 | friend class NoDex2OatTest; // for FindOpenedOatFileForDexFile |
Alex Light | 9dcc457 | 2014-08-14 14:16:26 -0700 | [diff] [blame] | 755 | friend class NoPatchoatTest; // for FindOpenedOatFileForDexFile |
Ian Rogers | 6d4d9fc | 2011-11-30 16:24:48 -0800 | [diff] [blame] | 756 | FRIEND_TEST(ClassLinkerTest, ClassRootDescriptors); |
Ian Rogers | 2dd0e2c | 2013-01-24 12:42:14 -0800 | [diff] [blame] | 757 | FRIEND_TEST(mirror::DexCacheTest, Open); |
Brian Carlstrom | ae82698 | 2011-11-09 01:33:42 -0800 | [diff] [blame] | 758 | FRIEND_TEST(ExceptionTest, FindExceptionHandler); |
| 759 | FRIEND_TEST(ObjectTest, AllocObjectArray); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 760 | DISALLOW_COPY_AND_ASSIGN(ClassLinker); |
| 761 | }; |
| 762 | |
| 763 | } // namespace art |
| 764 | |
Brian Carlstrom | fc0e321 | 2013-07-17 14:40:12 -0700 | [diff] [blame] | 765 | #endif // ART_RUNTIME_CLASS_LINKER_H_ |