SparcRegisterInfo.h revision 31d157ae1ac2cd9c787dc3c1d28e64c682803844
1//===-- SparcRegisterInfo.h - Sparc Register Information Impl ---*- C++ -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file contains the Sparc implementation of the TargetRegisterInfo class. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef SPARCREGISTERINFO_H 15#define SPARCREGISTERINFO_H 16 17#include "llvm/Target/TargetRegisterInfo.h" 18 19#define GET_REGINFO_HEADER 20#include "SparcGenRegisterInfo.inc" 21 22namespace llvm { 23 24class SparcSubtarget; 25class TargetInstrInfo; 26class Type; 27 28struct SparcRegisterInfo : public SparcGenRegisterInfo { 29 SparcSubtarget &Subtarget; 30 const TargetInstrInfo &TII; 31 32 SparcRegisterInfo(SparcSubtarget &st, const TargetInstrInfo &tii); 33 34 /// Code Generation virtual methods... 35 const unsigned *getCalleeSavedRegs(const MachineFunction *MF = 0) const; 36 37 BitVector getReservedRegs(const MachineFunction &MF) const; 38 39 void eliminateCallFramePseudoInstr(MachineFunction &MF, 40 MachineBasicBlock &MBB, 41 MachineBasicBlock::iterator I) const; 42 43 void eliminateFrameIndex(MachineBasicBlock::iterator II, 44 int SPAdj, RegScavenger *RS = NULL) const; 45 46 void processFunctionBeforeFrameFinalized(MachineFunction &MF) const; 47 48 // Debug information queries. 49 unsigned getFrameRegister(const MachineFunction &MF) const; 50 51 // Exception handling queries. 52 unsigned getEHExceptionRegister() const; 53 unsigned getEHHandlerRegister() const; 54}; 55 56} // end namespace llvm 57 58#endif 59