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1 //===-- BPFRegisterInfo.h - BPF 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 BPF implementation of the TargetRegisterInfo class.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_BPF_BPFREGISTERINFO_H
15 #define LLVM_LIB_TARGET_BPF_BPFREGISTERINFO_H
16 
17 #include "llvm/Target/TargetRegisterInfo.h"
18 
19 #define GET_REGINFO_HEADER
20 #include "BPFGenRegisterInfo.inc"
21 
22 namespace llvm {
23 
24 struct BPFRegisterInfo : public BPFGenRegisterInfo {
25 
26   BPFRegisterInfo();
27 
28   const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
29 
30   BitVector getReservedRegs(const MachineFunction &MF) const override;
31 
32   void eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
33                            unsigned FIOperandNum,
34                            RegScavenger *RS = nullptr) const override;
35 
36   unsigned getFrameRegister(const MachineFunction &MF) const override;
37 };
38 }
39 
40 #endif
41