| //===- PPC64RegisterInfo.h - PowerPC64 Register Information Impl -*- C++ -*-==// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the PowerPC implementation of the MRegisterInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef POWERPC64_REGISTERINFO_H |
| #define POWERPC64_REGISTERINFO_H |
| |
| #include "PowerPC.h" |
| #include "PPC64GenRegisterInfo.h.inc" |
| #include <map> |
| |
| namespace llvm { |
| |
| class Type; |
| |
| class PPC64RegisterInfo : public PPC64GenRegisterInfo { |
| std::map<unsigned, unsigned> ImmToIdxMap; |
| public: |
| PPC64RegisterInfo(); |
| const TargetRegisterClass* getRegClassForType(const Type* Ty) const; |
| |
| /// Code Generation virtual methods... |
| void storeRegToStackSlot(MachineBasicBlock &MBB, |
| MachineBasicBlock::iterator MBBI, |
| unsigned SrcReg, int FrameIndex) const; |
| |
| void loadRegFromStackSlot(MachineBasicBlock &MBB, |
| MachineBasicBlock::iterator MBBI, |
| unsigned DestReg, int FrameIndex) const; |
| |
| void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI, |
| unsigned DestReg, unsigned SrcReg, |
| const TargetRegisterClass *RC) const; |
| |
| void eliminateCallFramePseudoInstr(MachineFunction &MF, |
| MachineBasicBlock &MBB, |
| MachineBasicBlock::iterator I) const; |
| |
| void eliminateFrameIndex(MachineBasicBlock::iterator II) const; |
| |
| void emitPrologue(MachineFunction &MF) const; |
| void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const; |
| }; |
| |
| } // end namespace llvm |
| |
| #endif |