1*81ad6265SDimitry Andric //=- LoongArchMachineFunctionInfo.h - LoongArch machine function info -----===// 2*81ad6265SDimitry Andric // 3*81ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4*81ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 5*81ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6*81ad6265SDimitry Andric // 7*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 8*81ad6265SDimitry Andric // 9*81ad6265SDimitry Andric // This file declares LoongArch-specific per-machine-function information. 10*81ad6265SDimitry Andric // 11*81ad6265SDimitry Andric //===----------------------------------------------------------------------===// 12*81ad6265SDimitry Andric 13*81ad6265SDimitry Andric #ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 14*81ad6265SDimitry Andric #define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 15*81ad6265SDimitry Andric 16*81ad6265SDimitry Andric #include "LoongArchSubtarget.h" 17*81ad6265SDimitry Andric #include "llvm/CodeGen/MachineFrameInfo.h" 18*81ad6265SDimitry Andric #include "llvm/CodeGen/MachineFunction.h" 19*81ad6265SDimitry Andric 20*81ad6265SDimitry Andric namespace llvm { 21*81ad6265SDimitry Andric 22*81ad6265SDimitry Andric /// LoongArchMachineFunctionInfo - This class is derived from 23*81ad6265SDimitry Andric /// MachineFunctionInfo and contains private LoongArch-specific information for 24*81ad6265SDimitry Andric /// each MachineFunction. 25*81ad6265SDimitry Andric class LoongArchMachineFunctionInfo : public MachineFunctionInfo { 26*81ad6265SDimitry Andric private: 27*81ad6265SDimitry Andric /// FrameIndex for start of varargs area 28*81ad6265SDimitry Andric int VarArgsFrameIndex = 0; 29*81ad6265SDimitry Andric /// Size of the save area used for varargs 30*81ad6265SDimitry Andric int VarArgsSaveSize = 0; 31*81ad6265SDimitry Andric 32*81ad6265SDimitry Andric /// Size of stack frame to save callee saved registers 33*81ad6265SDimitry Andric unsigned CalleeSavedStackSize = 0; 34*81ad6265SDimitry Andric 35*81ad6265SDimitry Andric public: 36*81ad6265SDimitry Andric LoongArchMachineFunctionInfo(const MachineFunction &MF) {} 37*81ad6265SDimitry Andric 38*81ad6265SDimitry Andric MachineFunctionInfo * 39*81ad6265SDimitry Andric clone(BumpPtrAllocator &Allocator, MachineFunction &DestMF, 40*81ad6265SDimitry Andric const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB) 41*81ad6265SDimitry Andric const override { 42*81ad6265SDimitry Andric return DestMF.cloneInfo<LoongArchMachineFunctionInfo>(*this); 43*81ad6265SDimitry Andric } 44*81ad6265SDimitry Andric 45*81ad6265SDimitry Andric int getVarArgsFrameIndex() const { return VarArgsFrameIndex; } 46*81ad6265SDimitry Andric void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; } 47*81ad6265SDimitry Andric 48*81ad6265SDimitry Andric unsigned getVarArgsSaveSize() const { return VarArgsSaveSize; } 49*81ad6265SDimitry Andric void setVarArgsSaveSize(int Size) { VarArgsSaveSize = Size; } 50*81ad6265SDimitry Andric 51*81ad6265SDimitry Andric unsigned getCalleeSavedStackSize() const { return CalleeSavedStackSize; } 52*81ad6265SDimitry Andric void setCalleeSavedStackSize(unsigned Size) { CalleeSavedStackSize = Size; } 53*81ad6265SDimitry Andric }; 54*81ad6265SDimitry Andric 55*81ad6265SDimitry Andric } // end namespace llvm 56*81ad6265SDimitry Andric 57*81ad6265SDimitry Andric #endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 58