1 //===-- SystemZMCInstLower.h - Lower MachineInstr to MCInst ----*- C++ -*--===// 2 // 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 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZMCINSTLOWER_H 10 #define LLVM_LIB_TARGET_SYSTEMZ_SYSTEMZMCINSTLOWER_H 11 12 #include "llvm/MC/MCExpr.h" 13 #include "llvm/Support/Compiler.h" 14 #include "llvm/Support/DataTypes.h" 15 16 namespace llvm { 17 class MCInst; 18 class MCOperand; 19 class MachineInstr; 20 class MachineOperand; 21 class SystemZAsmPrinter; 22 23 class LLVM_LIBRARY_VISIBILITY SystemZMCInstLower { 24 MCContext &Ctx; 25 SystemZAsmPrinter &AsmPrinter; 26 27 public: 28 SystemZMCInstLower(MCContext &ctx, SystemZAsmPrinter &asmPrinter); 29 30 // Lower MachineInstr MI to MCInst OutMI. 31 void lower(const MachineInstr *MI, MCInst &OutMI) const; 32 33 // Return an MCOperand for MO. 34 MCOperand lowerOperand(const MachineOperand& MO) const; 35 36 // Return an MCExpr for symbolic operand MO with variant kind Kind. 37 const MCExpr *getExpr(const MachineOperand &MO, 38 MCSymbolRefExpr::VariantKind Kind) const; 39 }; 40 } // end namespace llvm 41 42 #endif 43