xref: /llvm-project/llvm/lib/Target/VE/VEMachineFunctionInfo.h (revision 69e75ae695d9ef1360a2a1fbefd6e0e0456c3f7b)

//===- VEMachineFunctionInfo.h - VE Machine Function Info -------*- 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 declares  VE specific per-machine-function information.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_VE_VEMACHINEFUNCTIONINFO_H
#define LLVM_LIB_TARGET_VE_VEMACHINEFUNCTIONINFO_H

#include "llvm/CodeGen/MachineFunction.h"

namespace llvm {

class VEMachineFunctionInfo : public MachineFunctionInfo {
  virtual void anchor();

private:
  Register GlobalBaseReg;

  /// VarArgsFrameOffset - Frame offset to start of varargs area.
  int VarArgsFrameOffset;

  /// IsLeafProc - True if the function is a leaf procedure.
  bool IsLeafProc;

public:
  VEMachineFunctionInfo() : VarArgsFrameOffset(0), IsLeafProc(false) {}
  VEMachineFunctionInfo(const Function &F, const TargetSubtargetInfo *STI)
      : VarArgsFrameOffset(0), IsLeafProc(false) {}

  MachineFunctionInfo *
  clone(BumpPtrAllocator &Allocator, MachineFunction &DestMF,
        const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB)
      const override;

  Register getGlobalBaseReg() const { return GlobalBaseReg; }
  void setGlobalBaseReg(Register Reg) { GlobalBaseReg = Reg; }

  int getVarArgsFrameOffset() const { return VarArgsFrameOffset; }
  void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; }

  void setLeafProc(bool rhs) { IsLeafProc = rhs; }
  bool isLeafProc() const { return IsLeafProc; }
};
} // namespace llvm

#endif