1 /* 2 * Copyright (C) 2012 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_RUNTIME_INTERPRETER_INTERPRETER_H_ 18 #define ART_RUNTIME_INTERPRETER_INTERPRETER_H_ 19 20 #include "base/mutex.h" 21 #include "dex_file.h" 22 23 namespace art { 24 namespace mirror { 25 class Object; 26 } // namespace mirror 27 28 class ArtMethod; 29 union JValue; 30 class ShadowFrame; 31 class Thread; 32 33 namespace interpreter { 34 35 // Called by ArtMethod::Invoke, shadow frames arguments are taken from the args array. 36 // The optional stay_in_interpreter parameter (false by default) can be used by clients to 37 // explicitly force interpretation in the remaining path that implements method invocation. 38 extern void EnterInterpreterFromInvoke(Thread* self, ArtMethod* method, 39 mirror::Object* receiver, uint32_t* args, JValue* result, 40 bool stay_in_interpreter = false) 41 SHARED_REQUIRES(Locks::mutator_lock_); 42 43 // 'from_code' denotes whether the deoptimization was explicitly triggered by compiled code. 44 extern void EnterInterpreterFromDeoptimize(Thread* self, ShadowFrame* shadow_frame, bool from_code, 45 JValue* ret_val) 46 SHARED_REQUIRES(Locks::mutator_lock_); 47 48 extern JValue EnterInterpreterFromEntryPoint(Thread* self, const DexFile::CodeItem* code_item, 49 ShadowFrame* shadow_frame) 50 SHARED_REQUIRES(Locks::mutator_lock_); 51 52 void ArtInterpreterToInterpreterBridge(Thread* self, const DexFile::CodeItem* code_item, 53 ShadowFrame* shadow_frame, JValue* result) 54 SHARED_REQUIRES(Locks::mutator_lock_); 55 56 // One-time sanity check. 57 void CheckInterpreterAsmConstants(); 58 59 void InitInterpreterTls(Thread* self); 60 61 } // namespace interpreter 62 63 } // namespace art 64 65 #endif // ART_RUNTIME_INTERPRETER_INTERPRETER_H_ 66