lib/Target/X86/AsmPrinter/X86MCInstLower.h

   1 //===-- X86MCInstLower.h - Lower MachineInstr to MCInst -------------------===//
   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 X86_MCINSTLOWER_H
  11 #define X86_MCINSTLOWER_H
  12
  13 #include "llvm/Support/Compiler.h"
  14
  15 namespace llvm {
  16   class MCContext;
  17   class MCInst;
  18   class MCOperand;
  19   class MCSymbol;
  20   class MachineInstr;
  21   class MachineModuleInfoMachO;
  22   class MachineOperand;
  23   class Mangler;
  24   class X86ATTAsmPrinter;
  25   class X86Subtarget;
  26
  27 /// X86MCInstLower - This class is used to lower an MachineInstr into an MCInst.
  28 class VISIBILITY_HIDDEN X86MCInstLower {
  29   MCContext &Ctx;
  30   Mangler *Mang;
  31   X86ATTAsmPrinter &AsmPrinter;
  32
  33   const X86Subtarget &getSubtarget() const;
  34 public:
  35   X86MCInstLower(MCContext &ctx, Mangler *mang, X86ATTAsmPrinter &asmprinter)
  36     : Ctx(ctx), Mang(mang), AsmPrinter(asmprinter) {}
  37
  38   void Lower(const MachineInstr *MI, MCInst &OutMI) const;
  39
  40   MCSymbol *GetPICBaseSymbol() const;
  41
  42   MCSymbol *GetGlobalAddressSymbol(const MachineOperand &MO) const;
  43   MCSymbol *GetExternalSymbolSymbol(const MachineOperand &MO) const;
  44   MCSymbol *GetJumpTableSymbol(const MachineOperand &MO) const;
  45   MCSymbol *GetConstantPoolIndexSymbol(const MachineOperand &MO) const;
  46   MCOperand LowerSymbolOperand(const MachineOperand &MO, MCSymbol *Sym) const;
  47
  48 private:
  49   MachineModuleInfoMachO &getMachOMMI() const;
  50 };
  51
  52 }
  53
  54 #endif