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 31 SparcRegisterInfo(SparcSubtarget &st); 32 33 /// Code Generation virtual methods... 34 const uint16_t *getCalleeSavedRegs(const MachineFunction *MF = 0) const; 35 36 BitVector getReservedRegs(const MachineFunction &MF) const; 37 38 const TargetRegisterClass *getPointerRegClass(const MachineFunction &MF, 39 unsigned Kind) const; 40 41 void eliminateFrameIndex(MachineBasicBlock::iterator II, 42 int SPAdj, unsigned FIOperandNum, 43 RegScavenger *RS = NULL) const; 44 45 void processFunctionBeforeFrameFinalized(MachineFunction &MF, 46 RegScavenger *RS = NULL) 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