lib/Target/Skeleton/SkeletonRegisterInfo.h

   1 //===- SkeletonRegisterInfo.h - Skeleton Register Information Impl -*- C++ -*-==//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file was developed by the LLVM research group and is distributed under
   6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 //
  10 // This file contains the Skeleton implementation of the MRegisterInfo class.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 #ifndef SKELETON_REGISTERINFO_H
  15 #define SKELETON_REGISTERINFO_H
  16
  17 #include "SkeletonGenRegisterInfo.h.inc"
  18
  19 namespace llvm {
  20   class Type;
  21
  22   struct SkeletonRegisterInfo : public SkeletonGenRegisterInfo {
  23     SkeletonRegisterInfo();
  24
  25     void storeRegToStackSlot(MachineBasicBlock &MBB,
  26                              MachineBasicBlock::iterator MBBI,
  27                              unsigned SrcReg, int FrameIndex) const;
  28
  29     void loadRegFromStackSlot(MachineBasicBlock &MBB,
  30                               MachineBasicBlock::iterator MBBI,
  31                               unsigned DestReg, int FrameIndex) const;
  32
  33     void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
  34                       unsigned DestReg, unsigned SrcReg,
  35                       const TargetRegisterClass *RC) const;
  36
  37     void eliminateCallFramePseudoInstr(MachineFunction &MF,
  38                                        MachineBasicBlock &MBB,
  39                                        MachineBasicBlock::iterator I) const;
  40
  41     void eliminateFrameIndex(MachineBasicBlock::iterator II) const;
  42
  43     void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
  44
  45     void emitPrologue(MachineFunction &MF) const;
  46     void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
  47   };
  48 } // end namespace llvm
  49
  50 #endif