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_LIB_TARGET_SYSTEMZ_SYSTEMZMCINSTLOWER_H 11 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZMCINSTLOWER_H 12 13 #include "llvm/MC/MCExpr.h" 14 #include "llvm/Support/Compiler.h" 15 #include "llvm/Support/DataTypes.h" 16 17 namespace llvm { 18 class MCInst; 19 class MCOperand; 20 class MachineInstr; 21 class MachineOperand; 22 class Mangler; 23 class SystemZAsmPrinter; 24 25 class LLVM_LIBRARY_VISIBILITY SystemZMCInstLower { 26 MCContext &Ctx; 27 SystemZAsmPrinter &AsmPrinter; 28 29 public: 30 SystemZMCInstLower(MCContext &ctx, SystemZAsmPrinter &asmPrinter); 31 32 // Lower MachineInstr MI to MCInst OutMI. 33 void lower(const MachineInstr *MI, MCInst &OutMI) const; 34 35 // Return an MCOperand for MO. 36 MCOperand lowerOperand(const MachineOperand& MO) const; 37 38 // Return an MCExpr for symbolic operand MO with variant kind Kind. 39 const MCExpr *getExpr(const MachineOperand &MO, 40 MCSymbolRefExpr::VariantKind Kind) const; 41 }; 42 } // end namespace llvm 43 44 #endif 45