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 22 namespace llvm { 23 24 class SparcSubtarget; 25 class TargetInstrInfo; 26 class Type; 27 28 struct 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
