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_X64_X64_PROEPILOG_H 17 #define MAPLEBE_INCLUDE_CG_X64_X64_PROEPILOG_H 18 19 #include "proepilog.h" 20 21 namespace maplebe { 22 using namespace maple; 23 24 class X64GenProEpilog : public GenProEpilog { 25 public: X64GenProEpilog(CGFunc & func)26 explicit X64GenProEpilog(CGFunc &func) : GenProEpilog(func) {} 27 ~X64GenProEpilog() override = default; 28 29 bool NeedProEpilog() override; 30 void Run() override; 31 32 private: 33 void GenerateProlog(BB &bb); 34 void GenerateEpilog(BB &bb); 35 void GenerateCalleeSavedRegs(bool isPush); 36 void GeneratePushCalleeSavedRegs(RegOperand ®Opnd, MemOperand &memOpnd, uint32 regSize); 37 void GeneratePopCalleeSavedRegs(RegOperand ®Opnd, MemOperand &memOpnd, uint32 regSize); 38 void GeneratePushRbpInsn(); 39 void GenerateMovRspToRbpInsn(); 40 void GenerateSubFrameSizeFromRspInsn(); 41 void GenerateAddFrameSizeToRspInsn(); 42 void GeneratePopInsn(); 43 void GenerateRetInsn(); 44 }; 45 } /* namespace maplebe */ 46 47 #endif /* MAPLEBE_INCLUDE_CG_X64_X64_PROEPILOG_H */ 48