1 /* 2 * Copyright (C) 2015 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_SIMULATOR_CODE_SIMULATOR_CONTAINER_H_ 18 #define ART_SIMULATOR_CODE_SIMULATOR_CONTAINER_H_ 19 20 #include <android-base/logging.h> 21 22 #include "arch/instruction_set.h" 23 24 namespace art { 25 26 class CodeSimulator; 27 28 // This container dynamically opens and closes libart-simulator. 29 class CodeSimulatorContainer { 30 public: 31 explicit CodeSimulatorContainer(InstructionSet target_isa); 32 ~CodeSimulatorContainer(); 33 CanSimulate()34 bool CanSimulate() const { 35 return simulator_ != nullptr; 36 } 37 Get()38 CodeSimulator* Get() { 39 DCHECK(CanSimulate()); 40 return simulator_; 41 } 42 Get()43 const CodeSimulator* Get() const { 44 DCHECK(CanSimulate()); 45 return simulator_; 46 } 47 48 private: 49 void* libart_simulator_handle_; 50 CodeSimulator* simulator_; 51 52 DISALLOW_COPY_AND_ASSIGN(CodeSimulatorContainer); 53 }; 54 55 } // namespace art 56 57 #endif // ART_SIMULATOR_CODE_SIMULATOR_CONTAINER_H_ 58