1 //===- SparcMachineFunctionInfo.h - Sparc Machine Function Info -*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file declares Sparc specific per-machine-function information. 10 // 11 //===----------------------------------------------------------------------===// 12 #ifndef LLVM_LIB_TARGET_SPARC_SPARCMACHINEFUNCTIONINFO_H 13 #define LLVM_LIB_TARGET_SPARC_SPARCMACHINEFUNCTIONINFO_H 14 15 #include "llvm/CodeGen/MachineFunction.h" 16 17 namespace llvm { 18 19 class SparcMachineFunctionInfo : public MachineFunctionInfo { 20 virtual void anchor(); 21 private: 22 Register GlobalBaseReg; 23 24 /// VarArgsFrameOffset - Frame offset to start of varargs area. 25 int VarArgsFrameOffset; 26 27 /// SRetReturnReg - Holds the virtual register into which the sret 28 /// argument is passed. 29 Register SRetReturnReg; 30 31 /// IsLeafProc - True if the function is a leaf procedure. 32 bool IsLeafProc; 33 public: 34 SparcMachineFunctionInfo() 35 : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0), 36 IsLeafProc(false) {} 37 SparcMachineFunctionInfo(const Function &F, const TargetSubtargetInfo *STI) 38 : GlobalBaseReg(0), VarArgsFrameOffset(0), SRetReturnReg(0), 39 IsLeafProc(false) {} 40 41 MachineFunctionInfo * 42 clone(BumpPtrAllocator &Allocator, MachineFunction &DestMF, 43 const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB) 44 const override; 45 46 Register getGlobalBaseReg() const { return GlobalBaseReg; } 47 void setGlobalBaseReg(Register Reg) { GlobalBaseReg = Reg; } 48 49 int getVarArgsFrameOffset() const { return VarArgsFrameOffset; } 50 void setVarArgsFrameOffset(int Offset) { VarArgsFrameOffset = Offset; } 51 52 Register getSRetReturnReg() const { return SRetReturnReg; } 53 void setSRetReturnReg(Register Reg) { SRetReturnReg = Reg; } 54 55 void setLeafProc(bool rhs) { IsLeafProc = rhs; } 56 bool isLeafProc() const { return IsLeafProc; } 57 }; 58 } 59 60 #endif 61