lib/Target/Nios2/Nios2InstrInfo.h

   1 //===-- Nios2InstrInfo.h - Nios2 Instruction Information --------*- 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 // This file contains the Nios2 implementation of the TargetInstrInfo class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef LLVM_LIB_TARGET_NIOS2_NIOS2INSTRINFO_H
  15 #define LLVM_LIB_TARGET_NIOS2_NIOS2INSTRINFO_H
  16
  17 #include "Nios2RegisterInfo.h"
  18 #include "llvm/CodeGen/TargetInstrInfo.h"
  19
  20 #define GET_INSTRINFO_HEADER
  21 #include "Nios2GenInstrInfo.inc"
  22
  23 namespace llvm {
  24
  25 class Nios2Subtarget;
  26
  27 class Nios2InstrInfo : public Nios2GenInstrInfo {
  28   const Nios2RegisterInfo RI;
  29   const Nios2Subtarget &Subtarget;
  30   virtual void anchor();
  31
  32 public:
  33   explicit Nios2InstrInfo(Nios2Subtarget &ST);
  34
  35   /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
  36   /// such, whenever a client has an instance of instruction info, it should
  37   /// always be able to get register info as well (through this method).
  38   ///
  39   const Nios2RegisterInfo &getRegisterInfo() const { return RI; };
  40
  41   bool expandPostRAPseudo(MachineInstr &MI) const override;
  42
  43   void copyPhysReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MI,
  44                    const DebugLoc &DL, unsigned DestReg, unsigned SrcReg,
  45                    bool KillSrc) const override;
  46 };
  47 } // namespace llvm
  48
  49 #endif