1 //===- SparcV8RegisterInfo.h - SparcV8 Register Information Impl -*- C++ -*-==//
3 // The LLVM Compiler Infrastructure
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.
8 //===----------------------------------------------------------------------===//
10 // This file contains the SparcV8 implementation of the MRegisterInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef SPARCV8REGISTERINFO_H
15 #define SPARCV8REGISTERINFO_H
17 #include "llvm/Target/MRegisterInfo.h"
18 #include "SparcV8GenRegisterInfo.h.inc"
24 struct SparcV8RegisterInfo : public SparcV8GenRegisterInfo {
25 SparcV8RegisterInfo();
27 /// Code Generation virtual methods...
28 void storeRegToStackSlot(MachineBasicBlock &MBB,
29 MachineBasicBlock::iterator MBBI,
30 unsigned SrcReg, int FrameIndex,
31 const TargetRegisterClass *RC) const;
33 void loadRegFromStackSlot(MachineBasicBlock &MBB,
34 MachineBasicBlock::iterator MBBI,
35 unsigned DestReg, int FrameIndex,
36 const TargetRegisterClass *RC) const;
38 void copyRegToReg(MachineBasicBlock &MBB, MachineBasicBlock::iterator MBBI,
39 unsigned DestReg, unsigned SrcReg,
40 const TargetRegisterClass *RC) const;
42 virtual MachineInstr* foldMemoryOperand(MachineInstr* MI,
44 int FrameIndex) const;
46 void eliminateCallFramePseudoInstr(MachineFunction &MF,
47 MachineBasicBlock &MBB,
48 MachineBasicBlock::iterator I) const;
50 void eliminateFrameIndex(MachineBasicBlock::iterator II) const;
52 void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
54 void emitPrologue(MachineFunction &MF) const;
55 void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
58 } // end namespace llvm