1 /* 2 * Copyright (C) 2016 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_COMPILER_OPTIMIZING_CHA_GUARD_OPTIMIZATION_H_ 18 #define ART_COMPILER_OPTIMIZING_CHA_GUARD_OPTIMIZATION_H_ 19 20 #include "optimization.h" 21 22 namespace art { 23 24 /** 25 * Optimize CHA guards by removing/moving them. 26 */ 27 class CHAGuardOptimization : public HOptimization { 28 public: 29 explicit CHAGuardOptimization(HGraph* graph, 30 const char* name = kCHAGuardOptimizationPassName) HOptimization(graph,name)31 : HOptimization(graph, name) {} 32 33 bool Run() override; 34 35 static constexpr const char* kCHAGuardOptimizationPassName = "cha_guard_optimization"; 36 37 private: 38 DISALLOW_COPY_AND_ASSIGN(CHAGuardOptimization); 39 }; 40 41 } // namespace art 42 43 #endif // ART_COMPILER_OPTIMIZING_CHA_GUARD_OPTIMIZATION_H_ 44