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
31  SparcRegisterInfo(SparcSubtarget &st);
32
33  /// Code Generation virtual methods...
34  const MCPhysReg *
35  getCalleeSavedRegs(const MachineFunction *MF =nullptr) const override;
36  const uint32_t* getCallPreservedMask(CallingConv::ID CC) const override;
37
38  const uint32_t* getRTCallPreservedMask(CallingConv::ID CC) const;
39
40  BitVector getReservedRegs(const MachineFunction &MF) const override;
41
42  const TargetRegisterClass *getPointerRegClass(const MachineFunction &MF,
43                                                unsigned Kind) const override;
44
45  void eliminateFrameIndex(MachineBasicBlock::iterator II,
46                           int SPAdj, unsigned FIOperandNum,
47                           RegScavenger *RS = nullptr) const override;
48
49  void processFunctionBeforeFrameFinalized(MachineFunction &MF,
50                                       RegScavenger *RS = nullptr) const;
51
52  // Debug information queries.
53  unsigned getFrameRegister(const MachineFunction &MF) const override;
54};
55
56} // end namespace llvm
57
58#endif
59