Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 1 | // Copyright 2011 Google Inc. All Rights Reserved. |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 2 | |
| 3 | #ifndef ART_SRC_THREAD_H_ |
| 4 | #define ART_SRC_THREAD_H_ |
| 5 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 6 | #include <pthread.h> |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 7 | |
Elliott Hughes | 02b48d1 | 2011-09-07 17:15:51 -0700 | [diff] [blame] | 8 | #include <bitset> |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 9 | #include <iosfwd> |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 10 | #include <list> |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 11 | #include <string> |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 12 | |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 13 | #include "dex_file.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 14 | #include "globals.h" |
Elliott Hughes | 69f5bc6 | 2011-08-24 09:26:14 -0700 | [diff] [blame] | 15 | #include "jni_internal.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 16 | #include "logging.h" |
| 17 | #include "macros.h" |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 18 | #include "mutex.h" |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 19 | #include "mem_map.h" |
Brian Carlstrom | 578bbdc | 2011-07-21 14:07:47 -0700 | [diff] [blame] | 20 | #include "offsets.h" |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 21 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 22 | namespace art { |
| 23 | |
Elliott Hughes | 69f5bc6 | 2011-08-24 09:26:14 -0700 | [diff] [blame] | 24 | class Array; |
Elliott Hughes | 37f7a40 | 2011-08-22 18:56:01 -0700 | [diff] [blame] | 25 | class Class; |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 26 | class ClassLinker; |
Elliott Hughes | edcc09c | 2011-08-21 18:47:05 -0700 | [diff] [blame] | 27 | class ClassLoader; |
Brian Carlstrom | a40f9bc | 2011-07-26 21:26:07 -0700 | [diff] [blame] | 28 | class Method; |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 29 | class Monitor; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 30 | class Object; |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 31 | class Runtime; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 32 | class Thread; |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 33 | class ThreadList; |
Elliott Hughes | e5b0dc8 | 2011-08-23 09:59:02 -0700 | [diff] [blame] | 34 | class Throwable; |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 35 | class StackTraceElement; |
buzbee | 1da522d | 2011-09-04 11:22:20 -0700 | [diff] [blame] | 36 | class StaticStorageBase; |
| 37 | |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 38 | template<class T> class ObjectArray; |
Shih-wei Liao | 4417536 | 2011-08-28 16:59:17 -0700 | [diff] [blame] | 39 | template<class T> class PrimitiveArray; |
| 40 | typedef PrimitiveArray<int32_t> IntArray; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 41 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 42 | // Stack allocated indirect reference table, allocated within the bridge frame |
| 43 | // between managed and native code. |
| 44 | class StackIndirectReferenceTable { |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 45 | public: |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 46 | // Number of references contained within this SIRT |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 47 | size_t NumberOfReferences() { |
| 48 | return number_of_references_; |
| 49 | } |
| 50 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 51 | // Link to previous SIRT or NULL |
| 52 | StackIndirectReferenceTable* Link() { |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 53 | return link_; |
| 54 | } |
| 55 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 56 | Object** References() { |
| 57 | return references_; |
Ian Rogers | a8cd9f4 | 2011-08-19 16:43:41 -0700 | [diff] [blame] | 58 | } |
| 59 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 60 | // Offset of length within SIRT, used by generated code |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 61 | static size_t NumberOfReferencesOffset() { |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 62 | return OFFSETOF_MEMBER(StackIndirectReferenceTable, number_of_references_); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 63 | } |
| 64 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 65 | // Offset of link within SIRT, used by generated code |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 66 | static size_t LinkOffset() { |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 67 | return OFFSETOF_MEMBER(StackIndirectReferenceTable, link_); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 68 | } |
| 69 | |
| 70 | private: |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 71 | StackIndirectReferenceTable() {} |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 72 | |
| 73 | size_t number_of_references_; |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 74 | StackIndirectReferenceTable* link_; |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 75 | |
Ian Rogers | a8cd9f4 | 2011-08-19 16:43:41 -0700 | [diff] [blame] | 76 | // Fake array, really allocated and filled in by jni_compiler. |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 77 | Object* references_[0]; |
Ian Rogers | a8cd9f4 | 2011-08-19 16:43:41 -0700 | [diff] [blame] | 78 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 79 | DISALLOW_COPY_AND_ASSIGN(StackIndirectReferenceTable); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 80 | }; |
| 81 | |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 82 | struct NativeToManagedRecord { |
| 83 | NativeToManagedRecord* link; |
| 84 | void* last_top_of_managed_stack; |
| 85 | }; |
| 86 | |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 87 | // Iterator over managed frames up to the first native-to-managed transition |
| 88 | class Frame { |
Shih-wei Liao | 9b576b4 | 2011-08-29 01:45:07 -0700 | [diff] [blame] | 89 | public: |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 90 | Frame() : sp_(NULL) {} |
| 91 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 92 | Method* GetMethod() const { |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 93 | return (sp_ != NULL) ? *sp_ : NULL; |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 94 | } |
| 95 | |
| 96 | bool HasNext() const { |
| 97 | return NextMethod() != NULL; |
| 98 | } |
| 99 | |
| 100 | void Next(); |
| 101 | |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 102 | uintptr_t GetPC() const; |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 103 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 104 | Method** GetSP() const { |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 105 | return sp_; |
| 106 | } |
| 107 | |
| 108 | // TODO: this is here for testing, remove when we have exception unit tests |
| 109 | // that use the real stack |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 110 | void SetSP(Method** sp) { |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 111 | sp_ = sp; |
| 112 | } |
| 113 | |
| 114 | private: |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 115 | Method* NextMethod() const; |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 116 | |
| 117 | friend class Thread; |
| 118 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 119 | Method** sp_; |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 120 | }; |
| 121 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 122 | class Thread { |
| 123 | public: |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 124 | /* thread priorities, from java.lang.Thread */ |
| 125 | enum Priority { |
| 126 | kMinPriority = 1, |
| 127 | kNormPriority = 5, |
| 128 | kMaxPriority = 10, |
| 129 | }; |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 130 | enum State { |
| 131 | kUnknown = -1, |
| 132 | kNew, |
| 133 | kRunnable, |
| 134 | kBlocked, |
| 135 | kWaiting, |
| 136 | kTimedWaiting, |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 137 | kNative, |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 138 | kTerminated, |
| 139 | }; |
| 140 | |
buzbee | cefd187 | 2011-09-09 09:59:52 -0700 | [diff] [blame] | 141 | static const size_t kStackOverflowReservedBytes = 1024; // Space to throw a StackOverflowError in. |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 142 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 143 | static const size_t kDefaultStackSize = 64 * KB; |
| 144 | |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 145 | // Runtime support function pointers |
buzbee | 4a3164f | 2011-09-03 11:25:10 -0700 | [diff] [blame] | 146 | void (*pDebugMe)(Method*, uint32_t); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 147 | void* (*pMemcpy)(void*, const void*, size_t); |
buzbee | 5433072 | 2011-08-23 16:46:55 -0700 | [diff] [blame] | 148 | uint64_t (*pShlLong)(uint64_t, uint32_t); |
| 149 | uint64_t (*pShrLong)(uint64_t, uint32_t); |
| 150 | uint64_t (*pUshrLong)(uint64_t, uint32_t); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 151 | float (*pI2f)(int); |
| 152 | int (*pF2iz)(float); |
| 153 | float (*pD2f)(double); |
| 154 | double (*pF2d)(float); |
| 155 | double (*pI2d)(int); |
| 156 | int (*pD2iz)(double); |
| 157 | float (*pL2f)(long); |
| 158 | double (*pL2d)(long); |
buzbee | 1b4c859 | 2011-08-31 10:43:51 -0700 | [diff] [blame] | 159 | long long (*pF2l)(float); |
| 160 | long long (*pD2l)(double); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 161 | float (*pFadd)(float, float); |
| 162 | float (*pFsub)(float, float); |
| 163 | float (*pFdiv)(float, float); |
| 164 | float (*pFmul)(float, float); |
| 165 | float (*pFmodf)(float, float); |
| 166 | double (*pDadd)(double, double); |
| 167 | double (*pDsub)(double, double); |
| 168 | double (*pDdiv)(double, double); |
| 169 | double (*pDmul)(double, double); |
| 170 | double (*pFmod)(double, double); |
| 171 | int (*pIdivmod)(int, int); |
| 172 | int (*pIdiv)(int, int); |
buzbee | 439c4fa | 2011-08-27 15:59:07 -0700 | [diff] [blame] | 173 | long long (*pLmul)(long long, long long); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 174 | long long (*pLdivmod)(long long, long long); |
buzbee | dfd3d70 | 2011-08-28 12:56:51 -0700 | [diff] [blame] | 175 | Array* (*pAllocFromCode)(uint32_t, Method*, int32_t); |
buzbee | 1da522d | 2011-09-04 11:22:20 -0700 | [diff] [blame] | 176 | Array* (*pCheckAndAllocFromCode)(uint32_t, Method*, int32_t); |
Brian Carlstrom | 1f87008 | 2011-08-23 16:02:11 -0700 | [diff] [blame] | 177 | Object* (*pAllocObjectFromCode)(uint32_t, Method*); |
buzbee | e193174 | 2011-08-28 21:15:53 -0700 | [diff] [blame] | 178 | uint32_t (*pGet32Static)(uint32_t, const Method*); |
| 179 | void (*pSet32Static)(uint32_t, const Method*, uint32_t); |
| 180 | uint64_t (*pGet64Static)(uint32_t, const Method*); |
| 181 | void (*pSet64Static)(uint32_t, const Method*, uint64_t); |
| 182 | Object* (*pGetObjStatic)(uint32_t, const Method*); |
| 183 | void (*pSetObjStatic)(uint32_t, const Method*, Object*); |
Elliott Hughes | 0f4c41d | 2011-09-04 14:58:03 -0700 | [diff] [blame] | 184 | void (*pCanPutArrayElementFromCode)(const Class*, const Class*); |
buzbee | 2a475e7 | 2011-09-07 17:19:17 -0700 | [diff] [blame] | 185 | bool (*pInstanceofNonTrivialFromCode) (const Object*, const Class*); |
| 186 | void (*pCheckCastFromCode) (const Class*, const Class*); |
buzbee | 1b4c859 | 2011-08-31 10:43:51 -0700 | [diff] [blame] | 187 | Method* (*pFindInterfaceMethodInCache)(Class*, uint32_t, const Method*, struct DvmDex*); |
buzbee | 2a475e7 | 2011-09-07 17:19:17 -0700 | [diff] [blame] | 188 | void (*pUnlockObjectFromCode)(Thread*, Object*); |
buzbee | 1b4c859 | 2011-08-31 10:43:51 -0700 | [diff] [blame] | 189 | void (*pLockObjectFromCode)(Thread*, Object*); |
| 190 | void (*pThrowException)(Thread*, Throwable*); |
| 191 | void (*pHandleFillArrayDataFromCode)(Array*, const uint16_t*); |
| 192 | Class* (*pInitializeTypeFromCode)(uint32_t, Method*); |
buzbee | 561227c | 2011-09-02 15:28:19 -0700 | [diff] [blame] | 193 | void (*pResolveMethodFromCode)(Method*, uint32_t); |
buzbee | 4a3164f | 2011-09-03 11:25:10 -0700 | [diff] [blame] | 194 | void (*pInvokeInterfaceTrampoline)(void*, void*, void*, void*); |
buzbee | 1da522d | 2011-09-04 11:22:20 -0700 | [diff] [blame] | 195 | StaticStorageBase* (*pInitializeStaticStorage)(uint32_t, const Method*); |
buzbee | 34cd9e5 | 2011-09-08 14:31:52 -0700 | [diff] [blame] | 196 | Field* (*pFindFieldFromCode)(uint32_t, const Method*); |
buzbee | 0d966cf | 2011-09-08 17:34:58 -0700 | [diff] [blame] | 197 | void (*pCheckSuspendFromCode)(Thread*); |
buzbee | cefd187 | 2011-09-09 09:59:52 -0700 | [diff] [blame] | 198 | void (*pStackOverflowFromCode)(Method*); |
buzbee | 5ade1d2 | 2011-09-09 14:44:52 -0700 | [diff] [blame] | 199 | void (*pThrowNullPointerFromCode)(); |
| 200 | void (*pThrowArrayBoundsFromCode)(int32_t, int32_t); |
| 201 | void (*pThrowDivZeroFromCode)(); |
| 202 | void (*pThrowVerificationErrorFromCode)(int32_t, int32_t); |
| 203 | void (*pThrowNegArraySizeFromCode)(int32_t); |
| 204 | void (*pThrowRuntimeExceptionFromCode)(int32_t); |
| 205 | void (*pThrowInternalErrorFromCode)(int32_t); |
| 206 | void (*pThrowNoSuchMethodFromCode)(int32_t); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 207 | |
Shih-wei Liao | 9b576b4 | 2011-08-29 01:45:07 -0700 | [diff] [blame] | 208 | class StackVisitor { |
| 209 | public: |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 210 | virtual ~StackVisitor() {} |
Shih-wei Liao | 9b576b4 | 2011-08-29 01:45:07 -0700 | [diff] [blame] | 211 | virtual bool VisitFrame(const Frame& frame) = 0; |
| 212 | }; |
| 213 | |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 214 | // Creates a new thread. |
Brian Carlstrom | b765be0 | 2011-08-17 23:54:10 -0700 | [diff] [blame] | 215 | static Thread* Create(const Runtime* runtime); |
Carl Shapiro | 61e019d | 2011-07-14 16:53:09 -0700 | [diff] [blame] | 216 | |
| 217 | // Creates a new thread from the calling thread. |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 218 | static Thread* Attach(const Runtime* runtime, const char* name, bool as_daemon); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 219 | |
| 220 | static Thread* Current() { |
Carl Shapiro | d0e7e77 | 2011-07-15 14:31:01 -0700 | [diff] [blame] | 221 | void* thread = pthread_getspecific(Thread::pthread_key_self_); |
| 222 | return reinterpret_cast<Thread*>(thread); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 223 | } |
| 224 | |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 225 | static Thread* FromManagedThread(JNIEnv* env, jobject thread) { |
| 226 | // TODO: make these more generally available, and cached. |
| 227 | jclass java_lang_Thread = env->FindClass("java/lang/Thread"); |
| 228 | jfieldID fid = env->GetFieldID(java_lang_Thread, "vmData", "I"); |
| 229 | return reinterpret_cast<Thread*>(static_cast<uintptr_t>(env->GetIntField(thread, fid))); |
| 230 | } |
| 231 | |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 232 | void Dump(std::ostream& os) const; |
| 233 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 234 | State GetState() const { |
| 235 | return state_; |
| 236 | } |
| 237 | |
| 238 | State SetState(State new_state) { |
| 239 | State old_state = state_; |
| 240 | state_ = new_state; |
| 241 | return old_state; |
| 242 | } |
| 243 | |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 244 | /* |
| 245 | * Changes the priority of this thread to match that of the java.lang.Thread object. |
| 246 | * |
| 247 | * We map a priority value from 1-10 to Linux "nice" values, where lower |
| 248 | * numbers indicate higher priority. |
| 249 | */ |
| 250 | void SetNativePriority(int newPriority); |
| 251 | |
| 252 | /* |
| 253 | * Returns the thread priority for the current thread by querying the system. |
| 254 | * This is useful when attaching a thread through JNI. |
| 255 | * |
| 256 | * Returns a value from 1 to 10 (compatible with java.lang.Thread values). |
| 257 | */ |
| 258 | static int GetNativePriority(); |
| 259 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 260 | bool CanAccessDirectReferences() const { |
Elliott Hughes | a59d179 | 2011-09-04 18:42:35 -0700 | [diff] [blame] | 261 | // TODO: when we have a moving collector, we'll need: return state_ == kRunnable; |
| 262 | return true; |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 263 | } |
| 264 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 265 | uint32_t GetThinLockId() const { |
| 266 | return thin_lock_id_; |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 267 | } |
| 268 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 269 | pid_t GetTid() const { |
| 270 | return tid_; |
| 271 | } |
Elliott Hughes | e27955c | 2011-08-26 15:21:24 -0700 | [diff] [blame] | 272 | |
| 273 | pthread_t GetImpl() const { |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 274 | return pthread_; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 275 | } |
| 276 | |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 277 | jobject GetPeer() const { |
| 278 | return peer_; |
| 279 | } |
| 280 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 281 | // Returns the Method* for the current method. |
| 282 | // This is used by the JNI implementation for logging and diagnostic purposes. |
| 283 | const Method* GetCurrentMethod() const { |
| 284 | return top_of_managed_stack_.GetMethod(); |
| 285 | } |
| 286 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 287 | bool IsExceptionPending() const { |
Elliott Hughes | b20a554 | 2011-08-12 18:03:12 -0700 | [diff] [blame] | 288 | return exception_ != NULL; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 289 | } |
| 290 | |
Elliott Hughes | e5b0dc8 | 2011-08-23 09:59:02 -0700 | [diff] [blame] | 291 | Throwable* GetException() const { |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 292 | DCHECK(CanAccessDirectReferences()); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 293 | return exception_; |
| 294 | } |
| 295 | |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 296 | void SetException(Throwable* new_exception) { |
| 297 | DCHECK(CanAccessDirectReferences()); |
| 298 | CHECK(new_exception != NULL); |
| 299 | // TODO: CHECK(exception_ == NULL); |
| 300 | exception_ = new_exception; // TODO |
| 301 | } |
| 302 | |
| 303 | void ClearException() { |
| 304 | exception_ = NULL; |
Elliott Hughes | a095764 | 2011-09-02 14:27:33 -0700 | [diff] [blame] | 305 | } |
| 306 | |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 307 | Frame GetTopOfStack() const { |
| 308 | return top_of_managed_stack_; |
| 309 | } |
| 310 | |
| 311 | // TODO: this is here for testing, remove when we have exception unit tests |
| 312 | // that use the real stack |
| 313 | void SetTopOfStack(void* stack) { |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 314 | top_of_managed_stack_.SetSP(reinterpret_cast<Method**>(stack)); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 315 | } |
| 316 | |
Elliott Hughes | e5b0dc8 | 2011-08-23 09:59:02 -0700 | [diff] [blame] | 317 | void ThrowNewException(const char* exception_class_descriptor, const char* fmt, ...) |
Elliott Hughes | a5b897e | 2011-08-16 11:33:06 -0700 | [diff] [blame] | 318 | __attribute__ ((format(printf, 3, 4))); |
| 319 | |
Elliott Hughes | 79082e3 | 2011-08-25 12:07:32 -0700 | [diff] [blame] | 320 | // This exception is special, because we need to pre-allocate an instance. |
| 321 | void ThrowOutOfMemoryError(); |
| 322 | |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 323 | Frame FindExceptionHandler(void* throw_pc, void** handler_pc); |
| 324 | |
| 325 | void* FindExceptionHandlerInMethod(const Method* method, |
| 326 | void* throw_pc, |
| 327 | const DexFile& dex_file, |
| 328 | ClassLinker* class_linker); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 329 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 330 | void SetName(const char* name); |
| 331 | |
| 332 | void Suspend(); |
| 333 | |
| 334 | bool IsSuspended(); |
| 335 | |
| 336 | void Resume(); |
| 337 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 338 | static void Startup(); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 339 | static void Shutdown(); |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 340 | |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 341 | // JNI methods |
Elliott Hughes | 69f5bc6 | 2011-08-24 09:26:14 -0700 | [diff] [blame] | 342 | JNIEnvExt* GetJniEnv() const { |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 343 | return jni_env_; |
| 344 | } |
| 345 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 346 | // Number of references allocated in SIRTs on this thread |
| 347 | size_t NumSirtReferences(); |
Ian Rogers | a8cd9f4 | 2011-08-19 16:43:41 -0700 | [diff] [blame] | 348 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 349 | // Is the given obj in this thread's stack indirect reference table? |
| 350 | bool SirtContains(jobject obj); |
| 351 | |
| 352 | // Convert a jobject into a Object* |
| 353 | Object* DecodeJObject(jobject obj); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 354 | |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 355 | // Implements java.lang.Thread.interrupted. |
| 356 | bool Interrupted() { |
| 357 | MutexLock mu(wait_mutex_); |
| 358 | bool interrupted = interrupted_; |
| 359 | interrupted_ = false; |
| 360 | return interrupted; |
| 361 | } |
| 362 | |
| 363 | // Implements java.lang.Thread.isInterrupted. |
| 364 | bool IsInterrupted() { |
| 365 | MutexLock mu(wait_mutex_); |
| 366 | return interrupted_; |
| 367 | } |
| 368 | |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 369 | void RegisterExceptionEntryPoint(void (*handler)(Method**)) { |
| 370 | exception_entry_point_ = handler; |
| 371 | } |
| 372 | |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 373 | void RegisterSuspendCountEntryPoint(void (*handler)(Method**)) { |
| 374 | suspend_count_entry_point_ = handler; |
| 375 | } |
| 376 | |
| 377 | // Increasing the suspend count, will cause the thread to run to safepoint |
| 378 | void IncrementSuspendCount() { suspend_count_++; } |
| 379 | void DecrementSuspendCount() { suspend_count_--; } |
| 380 | |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 381 | // Linked list recording transitions from native to managed code |
| 382 | void PushNativeToManagedRecord(NativeToManagedRecord* record) { |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 383 | record->last_top_of_managed_stack = reinterpret_cast<void*>(top_of_managed_stack_.GetSP()); |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 384 | record->link = native_to_managed_record_; |
| 385 | native_to_managed_record_ = record; |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 386 | top_of_managed_stack_.SetSP(NULL); |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 387 | } |
| 388 | void PopNativeToManagedRecord(const NativeToManagedRecord& record) { |
| 389 | native_to_managed_record_ = record.link; |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 390 | top_of_managed_stack_.SetSP(reinterpret_cast<Method**>(record.last_top_of_managed_stack)); |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 391 | } |
| 392 | |
Brian Carlstrom | bffb155 | 2011-08-25 12:23:53 -0700 | [diff] [blame] | 393 | const ClassLoader* GetClassLoaderOverride() { |
Ian Rogers | 0cfe1fb | 2011-08-26 03:29:44 -0700 | [diff] [blame] | 394 | // TODO: need to place the class_loader_override_ in a handle |
| 395 | // DCHECK(CanAccessDirectReferences()); |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 396 | return class_loader_override_; |
| 397 | } |
| 398 | |
Brian Carlstrom | bffb155 | 2011-08-25 12:23:53 -0700 | [diff] [blame] | 399 | void SetClassLoaderOverride(const ClassLoader* class_loader_override) { |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 400 | class_loader_override_ = class_loader_override; |
| 401 | } |
| 402 | |
Ian Rogers | aaa2080 | 2011-09-11 21:47:37 -0700 | [diff] [blame^] | 403 | // Create the internal representation of a stack trace, that is more time |
| 404 | // and space efficient to compute than the StackTraceElement[] |
| 405 | jobject CreateInternalStackTrace() const; |
| 406 | |
| 407 | // Convert an internal stack trace representation to a StackTraceElement[] |
| 408 | static jobjectArray |
| 409 | InternalStackTraceToStackTraceElementArray(jobject internal, JNIEnv* env); |
Shih-wei Liao | 55df06b | 2011-08-26 14:39:27 -0700 | [diff] [blame] | 410 | |
Elliott Hughes | 410c0c8 | 2011-09-01 17:58:25 -0700 | [diff] [blame] | 411 | void VisitRoots(Heap::RootVisitor* visitor, void* arg) const; |
| 412 | |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 413 | // |
| 414 | // Offsets of various members of native Thread class, used by compiled code. |
| 415 | // |
| 416 | |
| 417 | static ThreadOffset SelfOffset() { |
| 418 | return ThreadOffset(OFFSETOF_MEMBER(Thread, self_)); |
| 419 | } |
| 420 | |
| 421 | static ThreadOffset ExceptionOffset() { |
| 422 | return ThreadOffset(OFFSETOF_MEMBER(Thread, exception_)); |
| 423 | } |
| 424 | |
| 425 | static ThreadOffset IdOffset() { |
| 426 | return ThreadOffset(OFFSETOF_MEMBER(Thread, thin_lock_id_)); |
| 427 | } |
| 428 | |
| 429 | static ThreadOffset CardTableOffset() { |
| 430 | return ThreadOffset(OFFSETOF_MEMBER(Thread, card_table_)); |
| 431 | } |
| 432 | |
| 433 | static ThreadOffset SuspendCountOffset() { |
| 434 | return ThreadOffset(OFFSETOF_MEMBER(Thread, suspend_count_)); |
| 435 | } |
| 436 | |
| 437 | static ThreadOffset StateOffset() { |
| 438 | return ThreadOffset(OFFSETOF_MEMBER(Thread, state_)); |
| 439 | } |
| 440 | |
Elliott Hughes | 449b4bd | 2011-09-09 12:01:38 -0700 | [diff] [blame] | 441 | static ThreadOffset StackEndOffset() { |
| 442 | return ThreadOffset(OFFSETOF_MEMBER(Thread, stack_end_)); |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 443 | } |
| 444 | |
| 445 | static ThreadOffset JniEnvOffset() { |
| 446 | return ThreadOffset(OFFSETOF_MEMBER(Thread, jni_env_)); |
| 447 | } |
| 448 | |
| 449 | static ThreadOffset TopOfManagedStackOffset() { |
| 450 | return ThreadOffset(OFFSETOF_MEMBER(Thread, top_of_managed_stack_) + |
| 451 | OFFSETOF_MEMBER(Frame, sp_)); |
| 452 | } |
| 453 | |
| 454 | static ThreadOffset TopSirtOffset() { |
| 455 | return ThreadOffset(OFFSETOF_MEMBER(Thread, top_sirt_)); |
| 456 | } |
| 457 | |
| 458 | static ThreadOffset ExceptionEntryPointOffset() { |
| 459 | return ThreadOffset(OFFSETOF_MEMBER(Thread, exception_entry_point_)); |
| 460 | } |
| 461 | |
| 462 | static ThreadOffset SuspendCountEntryPointOffset() { |
| 463 | return ThreadOffset(OFFSETOF_MEMBER(Thread, suspend_count_entry_point_)); |
| 464 | } |
| 465 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 466 | private: |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 467 | Thread(); |
Elliott Hughes | c1674ed | 2011-08-25 18:09:09 -0700 | [diff] [blame] | 468 | ~Thread(); |
Elliott Hughes | 02b48d1 | 2011-09-07 17:15:51 -0700 | [diff] [blame] | 469 | friend class ThreadList; // For ~Thread. |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 470 | |
Elliott Hughes | 5fe594f | 2011-09-08 12:33:17 -0700 | [diff] [blame] | 471 | void CreatePeer(const char* name, bool as_daemon); |
| 472 | friend class Runtime; // For CreatePeer. |
| 473 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 474 | void DumpState(std::ostream& os) const; |
| 475 | void DumpStack(std::ostream& os) const; |
| 476 | |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 477 | void InitCpu(); |
buzbee | 3ea4ec5 | 2011-08-22 17:37:19 -0700 | [diff] [blame] | 478 | void InitFunctionPointers(); |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 479 | void InitStackHwm(); |
| 480 | |
| 481 | static void ThreadExitCallback(void* arg); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 482 | |
Ian Rogers | aaa2080 | 2011-09-11 21:47:37 -0700 | [diff] [blame^] | 483 | void WalkStack(StackVisitor* visitor) const; |
Shih-wei Liao | 4417536 | 2011-08-28 16:59:17 -0700 | [diff] [blame] | 484 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 485 | // Thin lock thread id. This is a small integer used by the thin lock implementation. |
| 486 | // This is not to be confused with the native thread's tid, nor is it the value returned |
| 487 | // by java.lang.Thread.getId --- this is a distinct value, used only for locking. One |
| 488 | // important difference between this id and the ids visible to managed code is that these |
| 489 | // ones get reused (to ensure that they fit in the number of bits available). |
| 490 | uint32_t thin_lock_id_; |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 491 | |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 492 | // System thread id. |
| 493 | pid_t tid_; |
| 494 | |
| 495 | // Native thread handle. |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 496 | pthread_t pthread_; |
Elliott Hughes | d92bec4 | 2011-09-02 17:04:36 -0700 | [diff] [blame] | 497 | |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 498 | bool is_daemon_; |
| 499 | |
| 500 | // Our managed peer (an instance of java.lang.Thread). |
Elliott Hughes | 8daa092 | 2011-09-11 13:46:25 -0700 | [diff] [blame] | 501 | jobject peer_; |
| 502 | |
| 503 | // Guards the 'interrupted_' and 'wait_monitor_' members. |
| 504 | mutable Mutex wait_mutex_; |
| 505 | // Pointer to the monitor lock we're currently waiting on (or NULL), guarded by wait_mutex_. |
| 506 | Monitor* wait_monitor_; |
| 507 | // Thread "interrupted" status; stays raised until queried or thrown, guarded by wait_mutex_. |
| 508 | bool interrupted_; |
Elliott Hughes | dcc2474 | 2011-09-07 14:02:44 -0700 | [diff] [blame] | 509 | |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 510 | // FIXME: placeholder for the gc cardTable |
| 511 | uint32_t card_table_; |
| 512 | |
Elliott Hughes | 449b4bd | 2011-09-09 12:01:38 -0700 | [diff] [blame] | 513 | // The end of this thread's stack. This is the lowest safely-addressable address on the stack. |
| 514 | // We leave extra space so there's room for the code that throws StackOverflowError. |
| 515 | byte* stack_end_; |
Elliott Hughes | be759c6 | 2011-09-08 19:38:21 -0700 | [diff] [blame] | 516 | |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 517 | // Top of the managed stack, written out prior to the state transition from |
| 518 | // kRunnable to kNative. Uses include to give the starting point for scanning |
| 519 | // a managed stack when a thread is in native code. |
Shih-wei Liao | 1a18c8c | 2011-08-14 17:47:36 -0700 | [diff] [blame] | 520 | Frame top_of_managed_stack_; |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 521 | |
Ian Rogers | 6de0860 | 2011-08-19 14:52:39 -0700 | [diff] [blame] | 522 | // A linked list (of stack allocated records) recording transitions from |
| 523 | // native to managed code. |
| 524 | NativeToManagedRecord* native_to_managed_record_; |
| 525 | |
Ian Rogers | 408f79a | 2011-08-23 18:22:33 -0700 | [diff] [blame] | 526 | // Top of linked list of stack indirect reference tables or NULL for none |
| 527 | StackIndirectReferenceTable* top_sirt_; |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 528 | |
| 529 | // Every thread may have an associated JNI environment |
Elliott Hughes | 69f5bc6 | 2011-08-24 09:26:14 -0700 | [diff] [blame] | 530 | JNIEnvExt* jni_env_; |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 531 | |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 532 | State state_; |
| 533 | |
Carl Shapiro | 69759ea | 2011-07-21 18:13:35 -0700 | [diff] [blame] | 534 | // Initialized to "this". On certain architectures (such as x86) reading |
| 535 | // off of Thread::Current is easy but getting the address of Thread::Current |
| 536 | // is hard. This field can be read off of Thread::Current to give the address. |
| 537 | Thread* self_; |
| 538 | |
| 539 | Runtime* runtime_; |
| 540 | |
| 541 | // The pending exception or NULL. |
Elliott Hughes | e5b0dc8 | 2011-08-23 09:59:02 -0700 | [diff] [blame] | 542 | Throwable* exception_; |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 543 | |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 544 | // A non-zero value is used to tell the current thread to enter a safe point |
| 545 | // at the next poll. |
| 546 | int suspend_count_; |
| 547 | |
Elliott Hughes | edcc09c | 2011-08-21 18:47:05 -0700 | [diff] [blame] | 548 | // Needed to get the right ClassLoader in JNI_OnLoad, but also |
| 549 | // useful for testing. |
Brian Carlstrom | bffb155 | 2011-08-25 12:23:53 -0700 | [diff] [blame] | 550 | const ClassLoader* class_loader_override_; |
buzbee | c143c55 | 2011-08-20 17:38:58 -0700 | [diff] [blame] | 551 | |
Carl Shapiro | 69759ea | 2011-07-21 18:13:35 -0700 | [diff] [blame] | 552 | // TLS key used to retrieve the VM thread object. |
Carl Shapiro | b557353 | 2011-07-12 18:22:59 -0700 | [diff] [blame] | 553 | static pthread_key_t pthread_key_self_; |
| 554 | |
Ian Rogers | 45a76cb | 2011-07-21 22:00:15 -0700 | [diff] [blame] | 555 | // Entry point called when exception_ is set |
| 556 | void (*exception_entry_point_)(Method** frame); |
| 557 | |
| 558 | // Entry point called when suspend_count_ is non-zero |
| 559 | void (*suspend_count_entry_point_)(Method** frame); |
| 560 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 561 | DISALLOW_COPY_AND_ASSIGN(Thread); |
| 562 | }; |
Elliott Hughes | 330304d | 2011-08-12 14:28:05 -0700 | [diff] [blame] | 563 | std::ostream& operator<<(std::ostream& os, const Thread& thread); |
Ian Rogers | b033c75 | 2011-07-20 12:22:35 -0700 | [diff] [blame] | 564 | std::ostream& operator<<(std::ostream& os, const Thread::State& state); |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 565 | |
Elliott Hughes | ad7c2a3 | 2011-08-31 11:58:10 -0700 | [diff] [blame] | 566 | class ScopedThreadStateChange { |
| 567 | public: |
| 568 | ScopedThreadStateChange(Thread* thread, Thread::State new_state) : thread_(thread) { |
| 569 | old_thread_state_ = thread_->SetState(new_state); |
| 570 | } |
| 571 | |
| 572 | ~ScopedThreadStateChange() { |
| 573 | thread_->SetState(old_thread_state_); |
| 574 | } |
| 575 | |
| 576 | private: |
| 577 | Thread* thread_; |
| 578 | Thread::State old_thread_state_; |
| 579 | DISALLOW_COPY_AND_ASSIGN(ScopedThreadStateChange); |
| 580 | }; |
| 581 | |
Carl Shapiro | 0e5d75d | 2011-07-06 18:28:37 -0700 | [diff] [blame] | 582 | } // namespace art |
| 583 | |
| 584 | #endif // ART_SRC_THREAD_H_ |