| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ART_RUNTIME_MIRROR_ART_METHOD_H_ |
| #define ART_RUNTIME_MIRROR_ART_METHOD_H_ |
| |
| #include "dex_file.h" |
| #include "gc_root.h" |
| #include "invoke_type.h" |
| #include "modifiers.h" |
| #include "object.h" |
| #include "object_callbacks.h" |
| #include "quick/quick_method_frame_info.h" |
| #include "read_barrier_option.h" |
| #include "stack_map.h" |
| |
| namespace art { |
| |
| struct ArtMethodOffsets; |
| struct ConstructorMethodOffsets; |
| union JValue; |
| class MethodHelper; |
| class ScopedObjectAccessAlreadyRunnable; |
| class StringPiece; |
| class ShadowFrame; |
| |
| namespace mirror { |
| |
| typedef void (EntryPointFromInterpreter)(Thread* self, MethodHelper& mh, |
| const DexFile::CodeItem* code_item, ShadowFrame* shadow_frame, JValue* result); |
| |
| // C++ mirror of java.lang.reflect.ArtMethod. |
| class MANAGED ArtMethod FINAL : public Object { |
| public: |
| // Size of java.lang.reflect.ArtMethod.class. |
| static uint32_t ClassSize(); |
| |
| // Size of an instance of java.lang.reflect.ArtMethod not including its value array. |
| static constexpr uint32_t InstanceSize() { |
| return sizeof(ArtMethod); |
| } |
| |
| static ArtMethod* FromReflectedMethod(const ScopedObjectAccessAlreadyRunnable& soa, |
| jobject jlr_method) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| Class* GetDeclaringClass() ALWAYS_INLINE SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void SetDeclaringClass(Class *new_declaring_class) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static MemberOffset DeclaringClassOffset() { |
| return MemberOffset(OFFSETOF_MEMBER(ArtMethod, declaring_class_)); |
| } |
| |
| uint32_t GetAccessFlags() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void SetAccessFlags(uint32_t new_access_flags) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| // Not called within a transaction. |
| SetField32<false>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, access_flags_), new_access_flags); |
| } |
| |
| // Approximate what kind of method call would be used for this method. |
| InvokeType GetInvokeType() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Returns true if the method is declared public. |
| bool IsPublic() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccPublic) != 0; |
| } |
| |
| // Returns true if the method is declared private. |
| bool IsPrivate() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccPrivate) != 0; |
| } |
| |
| // Returns true if the method is declared static. |
| bool IsStatic() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccStatic) != 0; |
| } |
| |
| // Returns true if the method is a constructor. |
| bool IsConstructor() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccConstructor) != 0; |
| } |
| |
| // Returns true if the method is a class initializer. |
| bool IsClassInitializer() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return IsConstructor() && IsStatic(); |
| } |
| |
| // Returns true if the method is static, private, or a constructor. |
| bool IsDirect() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return IsDirect(GetAccessFlags()); |
| } |
| |
| static bool IsDirect(uint32_t access_flags) { |
| return (access_flags & (kAccStatic | kAccPrivate | kAccConstructor)) != 0; |
| } |
| |
| // Returns true if the method is declared synchronized. |
| bool IsSynchronized() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| uint32_t synchonized = kAccSynchronized | kAccDeclaredSynchronized; |
| return (GetAccessFlags() & synchonized) != 0; |
| } |
| |
| bool IsFinal() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccFinal) != 0; |
| } |
| |
| bool IsMiranda() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccMiranda) != 0; |
| } |
| |
| bool IsNative() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccNative) != 0; |
| } |
| |
| bool IsFastNative() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| uint32_t mask = kAccFastNative | kAccNative; |
| return (GetAccessFlags() & mask) == mask; |
| } |
| |
| bool IsAbstract() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccAbstract) != 0; |
| } |
| |
| bool IsSynthetic() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccSynthetic) != 0; |
| } |
| |
| bool IsProxyMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| bool IsPreverified() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccPreverified) != 0; |
| } |
| |
| void SetPreverified() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| DCHECK(!IsPreverified()); |
| SetAccessFlags(GetAccessFlags() | kAccPreverified); |
| } |
| |
| bool IsOptimized() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| // Temporary solution for detecting if a method has been optimized: the compiler |
| // does not create a GC map. Instead, the vmap table contains the stack map |
| // (as in stack_map.h). |
| return (GetEntryPointFromQuickCompiledCode() != nullptr) && (GetNativeGcMap() == nullptr); |
| } |
| |
| bool IsPortableCompiled() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return (GetAccessFlags() & kAccPortableCompiled) != 0; |
| } |
| |
| void SetIsPortableCompiled() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| DCHECK(!IsPortableCompiled()); |
| SetAccessFlags(GetAccessFlags() | kAccPortableCompiled); |
| } |
| |
| void ClearIsPortableCompiled() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| DCHECK(IsPortableCompiled()); |
| SetAccessFlags(GetAccessFlags() & ~kAccPortableCompiled); |
| } |
| |
| bool CheckIncompatibleClassChange(InvokeType type) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| uint16_t GetMethodIndex() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| size_t GetVtableIndex() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetMethodIndex(); |
| } |
| |
| void SetMethodIndex(uint16_t new_method_index) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| // Not called within a transaction. |
| SetField32<false>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, method_index_), new_method_index); |
| } |
| |
| static MemberOffset MethodIndexOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, method_index_); |
| } |
| |
| uint32_t GetCodeItemOffset() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetField32(OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_code_item_offset_)); |
| } |
| |
| void SetCodeItemOffset(uint32_t new_code_off) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| // Not called within a transaction. |
| SetField32<false>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_code_item_offset_), new_code_off); |
| } |
| |
| // Number of 32bit registers that would be required to hold all the arguments |
| static size_t NumArgRegisters(const StringPiece& shorty); |
| |
| uint32_t GetDexMethodIndex() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void SetDexMethodIndex(uint32_t new_idx) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| // Not called within a transaction. |
| SetField32<false>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_method_index_), new_idx); |
| } |
| |
| ObjectArray<String>* GetDexCacheStrings() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetDexCacheStrings(ObjectArray<String>* new_dex_cache_strings) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static MemberOffset DexCacheStringsOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_strings_); |
| } |
| |
| static MemberOffset DexCacheResolvedMethodsOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_resolved_methods_); |
| } |
| |
| static MemberOffset DexCacheResolvedTypesOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, dex_cache_resolved_types_); |
| } |
| |
| ArtMethod* GetDexCacheResolvedMethod(uint16_t method_idx) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetDexCacheResolvedMethod(uint16_t method_idx, ArtMethod* new_method) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetDexCacheResolvedMethods(ObjectArray<ArtMethod>* new_dex_cache_methods) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasDexCacheResolvedMethods() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasSameDexCacheResolvedMethods(ArtMethod* other) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasSameDexCacheResolvedMethods(ObjectArray<ArtMethod>* other_cache) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| template <bool kWithCheck = true> |
| Class* GetDexCacheResolvedType(uint32_t type_idx) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetDexCacheResolvedTypes(ObjectArray<Class>* new_dex_cache_types) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasDexCacheResolvedTypes() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasSameDexCacheResolvedTypes(ArtMethod* other) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| bool HasSameDexCacheResolvedTypes(ObjectArray<Class>* other_cache) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Find the method that this method overrides |
| ArtMethod* FindOverriddenMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void Invoke(Thread* self, uint32_t* args, uint32_t args_size, JValue* result, const char* shorty) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| EntryPointFromInterpreter* GetEntryPointFromInterpreter() |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetFieldPtr<EntryPointFromInterpreter*, kVerifyFlags>( |
| OFFSET_OF_OBJECT_MEMBER(ArtMethod, entry_point_from_interpreter_)); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| void SetEntryPointFromInterpreter(EntryPointFromInterpreter* entry_point_from_interpreter) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| SetFieldPtr<false, true, kVerifyFlags>( |
| OFFSET_OF_OBJECT_MEMBER(ArtMethod, entry_point_from_interpreter_), |
| entry_point_from_interpreter); |
| } |
| |
| static MemberOffset EntryPointFromPortableCompiledCodeOffset() { |
| return MemberOffset(OFFSETOF_MEMBER(ArtMethod, entry_point_from_portable_compiled_code_)); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| const void* GetEntryPointFromPortableCompiledCode() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetFieldPtr<const void*, kVerifyFlags>( |
| EntryPointFromPortableCompiledCodeOffset()); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| void SetEntryPointFromPortableCompiledCode(const void* entry_point_from_portable_compiled_code) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| SetFieldPtr<false, true, kVerifyFlags>( |
| EntryPointFromPortableCompiledCodeOffset(), entry_point_from_portable_compiled_code); |
| } |
| |
| static MemberOffset EntryPointFromQuickCompiledCodeOffset() { |
| return MemberOffset(OFFSETOF_MEMBER(ArtMethod, entry_point_from_quick_compiled_code_)); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| const void* GetEntryPointFromQuickCompiledCode() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetFieldPtr<const void*, kVerifyFlags>(EntryPointFromQuickCompiledCodeOffset()); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| void SetEntryPointFromQuickCompiledCode(const void* entry_point_from_quick_compiled_code) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| SetFieldPtr<false, true, kVerifyFlags>( |
| EntryPointFromQuickCompiledCodeOffset(), entry_point_from_quick_compiled_code); |
| } |
| |
| uint32_t GetCodeSize() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| bool IsWithinQuickCode(uintptr_t pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| uintptr_t code = reinterpret_cast<uintptr_t>(GetEntryPointFromQuickCompiledCode()); |
| if (code == 0) { |
| return pc == 0; |
| } |
| /* |
| * During a stack walk, a return PC may point past-the-end of the code |
| * in the case that the last instruction is a call that isn't expected to |
| * return. Thus, we check <= code + GetCodeSize(). |
| * |
| * NOTE: For Thumb both pc and code are offset by 1 indicating the Thumb state. |
| */ |
| return code <= pc && pc <= code + GetCodeSize(); |
| } |
| |
| void AssertPcIsWithinQuickCode(uintptr_t pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Returns true if the entrypoint points to the interpreter, as |
| // opposed to the compiled code, that is, this method will be |
| // interpretered on invocation. |
| bool IsEntrypointInterpreter() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| uint32_t GetQuickOatCodeOffset() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| uint32_t GetPortableOatCodeOffset() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetQuickOatCodeOffset(uint32_t code_offset) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| void SetPortableOatCodeOffset(uint32_t code_offset) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static const void* EntryPointToCodePointer(const void* entry_point) ALWAYS_INLINE { |
| uintptr_t code = reinterpret_cast<uintptr_t>(entry_point); |
| code &= ~0x1; // TODO: Make this Thumb2 specific. |
| return reinterpret_cast<const void*>(code); |
| } |
| |
| // Actual entry point pointer to compiled oat code or nullptr. |
| const void* GetQuickOatEntryPoint() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| // Actual pointer to compiled oat code or nullptr. |
| const void* GetQuickOatCodePointer() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Callers should wrap the uint8_t* in a MappingTable instance for convenient access. |
| const uint8_t* GetMappingTable() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| const uint8_t* GetMappingTable(const void* code_pointer) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Callers should wrap the uint8_t* in a VmapTable instance for convenient access. |
| const uint8_t* GetVmapTable() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| const uint8_t* GetVmapTable(const void* code_pointer) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| StackMap GetStackMap(uint32_t native_pc_offset) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const uint8_t* GetNativeGcMap() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetFieldPtr<uint8_t*>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, gc_map_)); |
| } |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| void SetNativeGcMap(const uint8_t* data) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| SetFieldPtr<false, true, kVerifyFlags>(OFFSET_OF_OBJECT_MEMBER(ArtMethod, gc_map_), data); |
| } |
| |
| // When building the oat need a convenient place to stuff the offset of the native GC map. |
| void SetOatNativeGcMapOffset(uint32_t gc_map_offset) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| uint32_t GetOatNativeGcMapOffset() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| template <bool kCheckFrameSize = true> |
| uint32_t GetFrameSizeInBytes() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| uint32_t result = GetQuickFrameInfo().FrameSizeInBytes(); |
| if (kCheckFrameSize) { |
| DCHECK_LE(static_cast<size_t>(kStackAlignment), result); |
| } |
| return result; |
| } |
| |
| QuickMethodFrameInfo GetQuickFrameInfo() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| QuickMethodFrameInfo GetQuickFrameInfo(const void* code_pointer) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| size_t GetReturnPcOffsetInBytes() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetReturnPcOffsetInBytes(GetFrameSizeInBytes()); |
| } |
| |
| size_t GetReturnPcOffsetInBytes(uint32_t frame_size_in_bytes) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| DCHECK_EQ(frame_size_in_bytes, GetFrameSizeInBytes()); |
| return frame_size_in_bytes - kPointerSize; |
| } |
| |
| size_t GetHandleScopeOffsetInBytes() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return kPointerSize; |
| } |
| |
| void RegisterNative(Thread* self, const void* native_method, bool is_fast) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| void UnregisterNative(Thread* self) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static MemberOffset NativeMethodOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, entry_point_from_jni_); |
| } |
| |
| const void* GetNativeMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| return GetFieldPtr<const void*>(NativeMethodOffset()); |
| } |
| |
| template<VerifyObjectFlags kVerifyFlags = kDefaultVerifyFlags> |
| void SetNativeMethod(const void*) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static MemberOffset GetMethodIndexOffset() { |
| return OFFSET_OF_OBJECT_MEMBER(ArtMethod, method_index_); |
| } |
| |
| // Is this a CalleSaveMethod or ResolutionMethod and therefore doesn't adhere to normal |
| // conventions for a method of managed code. Returns false for Proxy methods. |
| bool IsRuntimeMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Is this a hand crafted method used for something like describing callee saves? |
| bool IsCalleeSaveMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| bool IsResolutionMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| bool IsImtConflictMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| uintptr_t NativePcOffset(const uintptr_t pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| uintptr_t NativePcOffset(const uintptr_t pc, const void* quick_entry_point) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Converts a native PC to a dex PC. |
| uint32_t ToDexPc(const uintptr_t pc, bool abort_on_failure = true) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Converts a dex PC to a native PC. |
| uintptr_t ToNativePc(const uint32_t dex_pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| // Find the catch block for the given exception type and dex_pc. When a catch block is found, |
| // indicates whether the found catch block is responsible for clearing the exception or whether |
| // a move-exception instruction is present. |
| static uint32_t FindCatchBlock(Handle<ArtMethod> h_this, Handle<Class> exception_type, |
| uint32_t dex_pc, bool* has_no_move_exception) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static void SetClass(Class* java_lang_reflect_ArtMethod); |
| |
| template<ReadBarrierOption kReadBarrierOption = kWithReadBarrier> |
| static Class* GetJavaLangReflectArtMethod() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| static void ResetClass(); |
| |
| static void VisitRoots(RootCallback* callback, void* arg) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const DexFile* GetDexFile() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const char* GetDeclaringClassDescriptor() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const char* GetShorty() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_) { |
| uint32_t unused_length; |
| return GetShorty(&unused_length); |
| } |
| |
| const char* GetShorty(uint32_t* out_length) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const Signature GetSignature() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| ALWAYS_INLINE const char* GetName() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const DexFile::CodeItem* GetCodeItem() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| bool IsResolvedTypeIdx(uint16_t type_idx) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| int32_t GetLineNumFromDexPC(uint32_t dex_pc) SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const DexFile::ProtoId& GetPrototype() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const DexFile::TypeList* GetParameterTypeList() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const char* GetDeclaringClassSourceFile() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| uint16_t GetClassDefIndex() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const DexFile::ClassDef& GetClassDef() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const char* GetReturnTypeDescriptor() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| const char* GetTypeDescriptorFromTypeIdx(uint16_t type_idx) |
| SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| mirror::ClassLoader* GetClassLoader() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| mirror::DexCache* GetDexCache() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| ALWAYS_INLINE ArtMethod* GetInterfaceMethodIfProxy() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| protected: |
| // Field order required by test "ValidateFieldOrderOfJavaCppUnionClasses". |
| // The class we are a part of. |
| HeapReference<Class> declaring_class_; |
| |
| // Short cuts to declaring_class_->dex_cache_ member for fast compiled code access. |
| HeapReference<ObjectArray<ArtMethod>> dex_cache_resolved_methods_; |
| |
| // Short cuts to declaring_class_->dex_cache_ member for fast compiled code access. |
| HeapReference<ObjectArray<Class>> dex_cache_resolved_types_; |
| |
| // Short cuts to declaring_class_->dex_cache_ member for fast compiled code access. |
| HeapReference<ObjectArray<String>> dex_cache_strings_; |
| |
| // Method dispatch from the interpreter invokes this pointer which may cause a bridge into |
| // compiled code. |
| uint64_t entry_point_from_interpreter_; |
| |
| // Pointer to JNI function registered to this method, or a function to resolve the JNI function. |
| uint64_t entry_point_from_jni_; |
| |
| // Method dispatch from portable compiled code invokes this pointer which may cause bridging into |
| // quick compiled code or the interpreter. |
| uint64_t entry_point_from_portable_compiled_code_; |
| |
| // Method dispatch from quick compiled code invokes this pointer which may cause bridging into |
| // portable compiled code or the interpreter. |
| uint64_t entry_point_from_quick_compiled_code_; |
| |
| // Pointer to a data structure created by the compiler and used by the garbage collector to |
| // determine which registers hold live references to objects within the heap. Keyed by native PC |
| // offsets for the quick compiler and dex PCs for the portable. |
| uint64_t gc_map_; |
| |
| // Access flags; low 16 bits are defined by spec. |
| uint32_t access_flags_; |
| |
| /* Dex file fields. The defining dex file is available via declaring_class_->dex_cache_ */ |
| |
| // Offset to the CodeItem. |
| uint32_t dex_code_item_offset_; |
| |
| // Index into method_ids of the dex file associated with this method. |
| uint32_t dex_method_index_; |
| |
| /* End of dex file fields. */ |
| |
| // Entry within a dispatch table for this method. For static/direct methods the index is into |
| // the declaringClass.directMethods, for virtual methods the vtable and for interface methods the |
| // ifTable. |
| uint32_t method_index_; |
| |
| static GcRoot<Class> java_lang_reflect_ArtMethod_; |
| |
| private: |
| ObjectArray<ArtMethod>* GetDexCacheResolvedMethods() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| ObjectArray<Class>* GetDexCacheResolvedTypes() SHARED_LOCKS_REQUIRED(Locks::mutator_lock_); |
| |
| friend struct art::ArtMethodOffsets; // for verifying offset information |
| DISALLOW_IMPLICIT_CONSTRUCTORS(ArtMethod); |
| }; |
| |
| } // namespace mirror |
| } // namespace art |
| |
| #endif // ART_RUNTIME_MIRROR_ART_METHOD_H_ |