1 //===-- SystemZMCInstLower.h - Lower MachineInstr to MCInst ----*- C++ -*--===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #ifndef LLVM_SYSTEMZMCINSTLOWER_H 11 #define LLVM_SYSTEMZMCINSTLOWER_H 12 13 #include "llvm/Support/DataTypes.h" 14 #include "llvm/Support/Compiler.h" 15 16 namespace llvm { 17 class MCContext; 18 class MCInst; 19 class MCOperand; 20 class MCSymbol; 21 class MachineInstr; 22 class MachineOperand; 23 class Mangler; 24 class SystemZAsmPrinter; 25 26 class LLVM_LIBRARY_VISIBILITY SystemZMCInstLower { 27 Mangler *Mang; 28 MCContext &Ctx; 29 SystemZAsmPrinter &AsmPrinter; 30 31 public: 32 SystemZMCInstLower(Mangler *mang, MCContext &ctx, 33 SystemZAsmPrinter &asmPrinter); 34 35 // Lower MachineInstr MI to MCInst OutMI. 36 void lower(const MachineInstr *MI, MCInst &OutMI) const; 37 38 // Return an MCOperand for MO. 39 MCOperand lowerOperand(const MachineOperand& MO) const; 40 41 // Return an MCOperand for MO, given that it equals Symbol + Offset. 42 MCOperand lowerSymbolOperand(const MachineOperand &MO, 43 const MCSymbol *Symbol, int64_t Offset) const; 44 }; 45 } // end namespace llvm 46 47 #endif 48