1 /* 2 * Copyright (c) 2023 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #ifndef MAPLEBE_INCLUDE_CG_AARCH64_AARCH64_CFGO_H 17 #define MAPLEBE_INCLUDE_CG_AARCH64_AARCH64_CFGO_H 18 19 #include "cfgo.h" 20 #include "aarch64_isa.h" 21 22 namespace maplebe { 23 class AArch64CFGOptimizer : public CFGOptimizer { 24 public: AArch64CFGOptimizer(CGFunc & func,MemPool & memPool,LoopAnalysis & loop)25 AArch64CFGOptimizer(CGFunc &func, MemPool &memPool, LoopAnalysis &loop) : CFGOptimizer(func, memPool, loop) {} 26 ~AArch64CFGOptimizer() override = default; 27 void InitOptimizePatterns() override; 28 }; 29 30 class AArch64FlipBRPattern : public FlipBRPattern { 31 public: AArch64FlipBRPattern(CGFunc & func,LoopAnalysis & loop)32 explicit AArch64FlipBRPattern(CGFunc &func, LoopAnalysis &loop) : FlipBRPattern(func, loop) {} 33 ~AArch64FlipBRPattern() override = default; 34 35 private: 36 uint32 GetJumpTargetIdx(const Insn &insn) override; 37 MOperator FlipConditionOp(MOperator flippedOp) override; 38 }; 39 40 class AArch64CrossJumpBBPattern : public CrossJumpBBPattern { 41 public: AArch64CrossJumpBBPattern(CGFunc & func)42 explicit AArch64CrossJumpBBPattern(CGFunc &func) : CrossJumpBBPattern(func) {} 43 ~AArch64CrossJumpBBPattern() override = default; 44 45 private: 46 uint32 GetJumpTargetIdx(const Insn &insn) const override; 47 MOperator FlipConditionOp(MOperator flippedOp) const override; GetUnCondBranchMOP()48 MOperator GetUnCondBranchMOP() const override 49 { 50 return MOP_xuncond; 51 } 52 }; 53 } /* namespace maplebe */ 54 55 #endif /* MAPLEBE_INCLUDE_CG_AARCH64_AARCH64_CFGO_H */ 56