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1b04694116
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62174 91177308-0d34-0410-b5e6-96231b3b80d8
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
//===- PIC16RegisterInfo.h - PIC16 Register Information Impl ----*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains the PIC16 implementation of the TargetRegisterInfo class.
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//
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//===----------------------------------------------------------------------===//
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#ifndef PIC16REGISTERINFO_H
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#define PIC16REGISTERINFO_H
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#include "PIC16GenRegisterInfo.h.inc"
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#include "llvm/Target/TargetRegisterInfo.h"
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namespace llvm {
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// Forward Declarations.
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class PIC16Subtarget;
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class TargetInstrInfo;
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class PIC16RegisterInfo : public PIC16GenRegisterInfo {
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private:
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const TargetInstrInfo &TII;
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const PIC16Subtarget &ST;
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public:
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PIC16RegisterInfo(const TargetInstrInfo &tii,
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const PIC16Subtarget &st);
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//------------------------------------------------------
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// Pure virtual functions from TargetRegisterInfo
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//------------------------------------------------------
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// PIC16 callee saved registers
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virtual const unsigned*
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getCalleeSavedRegs(const MachineFunction *MF = 0) const;
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// PIC16 callee saved register classes
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virtual const TargetRegisterClass* const *
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getCalleeSavedRegClasses(const MachineFunction *MF) const;
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virtual BitVector getReservedRegs(const MachineFunction &MF) const;
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virtual bool hasFP(const MachineFunction &MF) const;
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virtual void eliminateFrameIndex(MachineBasicBlock::iterator MI,
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int SPAdj, RegScavenger *RS=NULL) const;
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void eliminateCallFramePseudoInstr(MachineFunction &MF,
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MachineBasicBlock &MBB,
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MachineBasicBlock::iterator I) const;
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virtual void emitPrologue(MachineFunction &MF) const;
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virtual void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
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virtual int getDwarfRegNum(unsigned RegNum, bool isEH) const;
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virtual unsigned getFrameRegister(MachineFunction &MF) const;
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virtual unsigned getRARegister() const;
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};
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} // end namespace llvm
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#endif
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