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 #include "x64_isa.h" 17 #include "insn.h" 18 19 namespace maplebe { 20 namespace x64 { FlipConditionOp(MOperator flippedOp)21MOperator FlipConditionOp(MOperator flippedOp) 22 { 23 switch (flippedOp) { 24 case X64MOP_t::MOP_je_l: 25 return X64MOP_t::MOP_jne_l; 26 case X64MOP_t::MOP_jne_l: 27 return X64MOP_t::MOP_je_l; 28 case X64MOP_t::MOP_ja_l: 29 return X64MOP_t::MOP_jbe_l; 30 case X64MOP_t::MOP_jbe_l: 31 return X64MOP_t::MOP_ja_l; 32 case X64MOP_t::MOP_jae_l: 33 return X64MOP_t::MOP_jb_l; 34 case X64MOP_t::MOP_jb_l: 35 return X64MOP_t::MOP_jae_l; 36 case X64MOP_t::MOP_jg_l: 37 return X64MOP_t::MOP_jle_l; 38 case X64MOP_t::MOP_jle_l: 39 return X64MOP_t::MOP_jg_l; 40 case X64MOP_t::MOP_jge_l: 41 return X64MOP_t::MOP_jl_l; 42 case X64MOP_t::MOP_jl_l: 43 return X64MOP_t::MOP_jge_l; 44 default: 45 break; 46 } 47 return X64MOP_t::MOP_begin; 48 } 49 GetJumpTargetIdx(const Insn & insn)50uint32 GetJumpTargetIdx(const Insn &insn) 51 { 52 CHECK_FATAL(insn.IsCondBranch() || insn.IsUnCondBranch(), "Not a jump insn"); 53 return kInsnFirstOpnd; 54 } 55 } /* namespace x64 */ 56 } /* namespace maplebe */ 57