1 //===-- SparcRegisterInfo.h - Sparc Register Information Impl ---*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the Sparc implementation of the TargetRegisterInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef SPARCREGISTERINFO_H
15 #define SPARCREGISTERINFO_H
17 #include "llvm/Target/TargetRegisterInfo.h"
19 #define GET_REGINFO_HEADER
20 #include "SparcGenRegisterInfo.inc"
25 class TargetInstrInfo;
28 struct SparcRegisterInfo : public SparcGenRegisterInfo {
29 SparcSubtarget &Subtarget;
30 const TargetInstrInfo &TII;
32 SparcRegisterInfo(SparcSubtarget &st, const TargetInstrInfo &tii);
34 /// Code Generation virtual methods...
35 const uint16_t *getCalleeSavedRegs(const MachineFunction *MF = 0) const;
37 BitVector getReservedRegs(const MachineFunction &MF) const;
39 void eliminateFrameIndex(MachineBasicBlock::iterator II,
40 int SPAdj, unsigned FIOperandNum,
41 RegScavenger *RS = NULL) const;
43 void processFunctionBeforeFrameFinalized(MachineFunction &MF,
44 RegScavenger *RS = NULL) const;
46 // Debug information queries.
47 unsigned getFrameRegister(const MachineFunction &MF) const;
49 // Exception handling queries.
50 unsigned getEHExceptionRegister() const;
51 unsigned getEHHandlerRegister() const;
54 } // end namespace llvm