1 //===- MipsMCInstLower.h - Lower MachineInstr to MCInst --------*- C++ -*--===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 #ifndef LLVM_LIB_TARGET_MIPS_MIPSMCINSTLOWER_H
10 #define LLVM_LIB_TARGET_MIPS_MIPSMCINSTLOWER_H
12 #include "MCTargetDesc/MipsMCExpr.h"
13 #include "llvm/CodeGen/MachineOperand.h"
14 #include "llvm/Support/Compiler.h"
18 class MachineBasicBlock;
25 /// MipsMCInstLower - This class is used to lower an MachineInstr into an
27 class LLVM_LIBRARY_VISIBILITY MipsMCInstLower {
28 using MachineOperandType = MachineOperand::MachineOperandType;
31 MipsAsmPrinter &AsmPrinter;
34 MipsMCInstLower(MipsAsmPrinter &asmprinter);
36 void Initialize(MCContext *C);
37 void Lower(const MachineInstr *MI, MCInst &OutMI) const;
38 MCOperand LowerOperand(const MachineOperand &MO, int64_t offset = 0) const;
41 MCOperand LowerSymbolOperand(const MachineOperand &MO,
42 MachineOperandType MOTy, int64_t Offset) const;
43 MCOperand createSub(MachineBasicBlock *BB1, MachineBasicBlock *BB2,
44 MipsMCExpr::MipsExprKind Kind) const;
45 void lowerLongBranchLUi(const MachineInstr *MI, MCInst &OutMI) const;
46 void lowerLongBranchADDiu(const MachineInstr *MI, MCInst &OutMI,
48 bool lowerLongBranch(const MachineInstr *MI, MCInst &OutMI) const;
51 } // end namespace llvm
53 #endif // LLVM_LIB_TARGET_MIPS_MIPSMCINSTLOWER_H