BPFRegisterInfo.h

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//===-- BPFRegisterInfo.h - BPF Register Information Impl -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file contains the BPF implementation of the TargetRegisterInfo class.
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_LIB_TARGET_BPF_BPFREGISTERINFO_H
#define LLVM_LIB_TARGET_BPF_BPFREGISTERINFO_H
 
#include "llvm/CodeGen/TargetRegisterInfo.h"
 
#define GET_REGINFO_HEADER
#include "BPFGenRegisterInfo.inc"
 
namespace llvm {
 
struct BPFRegisterInfo : public BPFGenRegisterInfo {
 
  BPFRegisterInfo();
 
  const MCPhysReg *getCalleeSavedRegs(const MachineFunction *MF) const override;
 
  const uint32_t *getCallPreservedMask(const MachineFunction &MF,
                                       CallingConv::ID) const override;
 
  BitVector getReservedRegs(const MachineFunction &MF) const override;
 
  bool eliminateFrameIndex(MachineBasicBlock::iterator MI, int SPAdj,
                           unsigned FIOperandNum,
                           RegScavenger *RS = nullptr) const override;
 
  Register getFrameRegister(const MachineFunction &MF) const override;
};
}
 
#endif