lib/Target/IA64/IA64RegisterInfo.h

   1 //===- IA64RegisterInfo.h - IA64 Register Information Impl ------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file was developed by Duraid Madina and is distributed under the
   6 // University of Illinois Open Source License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file contains the IA64 implementation of the MRegisterInfo class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef IA64REGISTERINFO_H
  15 #define IA64REGISTERINFO_H
  16
  17 #include "llvm/Target/MRegisterInfo.h"
  18 #include "IA64GenRegisterInfo.h.inc"
  19
  20 namespace llvm { class llvm::Type; }
  21
  22 namespace llvm {
  23
  24 struct IA64RegisterInfo : public IA64GenRegisterInfo {
  25   IA64RegisterInfo();
  26
  27   /// Code Generation virtual methods...
  28   void storeRegToStackSlot(MachineBasicBlock &MBB,
  29                            MachineBasicBlock::iterator MI,
  30                            unsigned SrcReg, int FrameIndex,
  31                            const TargetRegisterClass *RC) const;
  32
  33   void loadRegFromStackSlot(MachineBasicBlock &MBB,
  34                             MachineBasicBlock::iterator MI,
  35                             unsigned DestReg, int FrameIndex,
  36                             const TargetRegisterClass *RC) const;
  37
  38   void copyRegToReg(MachineBasicBlock &MBB,
  39                     MachineBasicBlock::iterator MI,
  40                     unsigned DestReg, unsigned SrcReg,
  41                     const TargetRegisterClass *RC) const;
  42
  43   void eliminateCallFramePseudoInstr(MachineFunction &MF,
  44                                      MachineBasicBlock &MBB,
  45                                      MachineBasicBlock::iterator MI) const;
  46
  47   void eliminateFrameIndex(MachineBasicBlock::iterator MI) const;
  48
  49   void emitPrologue(MachineFunction &MF) const;
  50   void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
  51
  52   // Debug information queries.
  53   unsigned getRARegister() const;
  54   unsigned getFrameRegister(MachineFunction &MF) const;
  55 };
  56
  57 } // End llvm namespace
  58
  59 #endif
  60