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//===-- SystemZMCInstLower.h - Lower MachineInstr to MCInst ----*- C++ -*--===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SYSTEMZMCINSTLOWER_H
#define LLVM_SYSTEMZMCINSTLOWER_H
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/Compiler.h"
namespace llvm {
class MCContext;
class MCInst;
class MCOperand;
class MCSymbol;
class MachineInstr;
class MachineOperand;
class Mangler;
class SystemZAsmPrinter;
class LLVM_LIBRARY_VISIBILITY SystemZMCInstLower {
Mangler *Mang;
MCContext &Ctx;
SystemZAsmPrinter &AsmPrinter;
public:
SystemZMCInstLower(Mangler *mang, MCContext &ctx,
SystemZAsmPrinter &asmPrinter);
// Lower MachineInstr MI to MCInst OutMI.
void lower(const MachineInstr *MI, MCInst &OutMI) const;
// Return an MCOperand for MO. Return an empty operand if MO is implicit.
MCOperand lowerOperand(const MachineOperand& MO) const;
// Return an MCOperand for MO, given that it equals Symbol + Offset.
MCOperand lowerSymbolOperand(const MachineOperand &MO,
const MCSymbol *Symbol, int64_t Offset) const;
};
} // end namespace llvm
#endif
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