llvm-6502/lib/Target/X86/X86RegisterInfo.h
Chris Lattner 128aff4f95 Changes to match new MRegisterInfo api
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5187 91177308-0d34-0410-b5e6-96231b3b80d8
2002-12-28 20:32:54 +00:00

53 lines
1.6 KiB
C++

//===- X86RegisterInfo.h - X86 Register Information Impl --------*- C++ -*-===//
//
// This file contains the X86 implementation of the MRegisterInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef X86REGISTERINFO_H
#define X86REGISTERINFO_H
#include "llvm/Target/MRegisterInfo.h"
class Type;
struct X86RegisterInfo : public MRegisterInfo {
X86RegisterInfo();
const unsigned* getCalleeSaveRegs() const;
/// Returns register class appropriate for input SSA register
///
const TargetRegisterClass *getClassForReg(unsigned Reg) const;
const TargetRegisterClass* getRegClassForType(const Type* Ty) const;
/// Code Generation virtual methods...
void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator &MBBI,
unsigned SrcReg, int FrameIndex,
const TargetRegisterClass *RC) const;
void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator &MBBI,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC) 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(MachineFunction &MF,
MachineBasicBlock::iterator &II) const;
void processFunctionBeforeFrameFinalized(MachineFunction &MF) const;
void emitPrologue(MachineFunction &MF) const;
void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
};
#endif