181ad6265SDimitry Andric //=- LoongArchMachineFunctionInfo.h - LoongArch machine function info -----===// 281ad6265SDimitry Andric // 381ad6265SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 481ad6265SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 581ad6265SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 681ad6265SDimitry Andric // 781ad6265SDimitry Andric //===----------------------------------------------------------------------===// 881ad6265SDimitry Andric // 981ad6265SDimitry Andric // This file declares LoongArch-specific per-machine-function information. 1081ad6265SDimitry Andric // 1181ad6265SDimitry Andric //===----------------------------------------------------------------------===// 1281ad6265SDimitry Andric 1381ad6265SDimitry Andric #ifndef LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 1481ad6265SDimitry Andric #define LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 1581ad6265SDimitry Andric 1681ad6265SDimitry Andric #include "LoongArchSubtarget.h" 1781ad6265SDimitry Andric #include "llvm/CodeGen/MachineFrameInfo.h" 1881ad6265SDimitry Andric #include "llvm/CodeGen/MachineFunction.h" 1981ad6265SDimitry Andric 2081ad6265SDimitry Andric namespace llvm { 2181ad6265SDimitry Andric 2281ad6265SDimitry Andric /// LoongArchMachineFunctionInfo - This class is derived from 2381ad6265SDimitry Andric /// MachineFunctionInfo and contains private LoongArch-specific information for 2481ad6265SDimitry Andric /// each MachineFunction. 2581ad6265SDimitry Andric class LoongArchMachineFunctionInfo : public MachineFunctionInfo { 2681ad6265SDimitry Andric private: 2781ad6265SDimitry Andric /// FrameIndex for start of varargs area 2881ad6265SDimitry Andric int VarArgsFrameIndex = 0; 2981ad6265SDimitry Andric /// Size of the save area used for varargs 3081ad6265SDimitry Andric int VarArgsSaveSize = 0; 3181ad6265SDimitry Andric 3281ad6265SDimitry Andric /// Size of stack frame to save callee saved registers 3381ad6265SDimitry Andric unsigned CalleeSavedStackSize = 0; 3481ad6265SDimitry Andric 35*bdd1243dSDimitry Andric /// FrameIndex of the spill slot when there is no scavenged register in 36*bdd1243dSDimitry Andric /// insertIndirectBranch. 37*bdd1243dSDimitry Andric int BranchRelaxationSpillFrameIndex = -1; 38*bdd1243dSDimitry Andric 3981ad6265SDimitry Andric public: 40*bdd1243dSDimitry Andric LoongArchMachineFunctionInfo(const Function &F, 41*bdd1243dSDimitry Andric const TargetSubtargetInfo *STI) {} 4281ad6265SDimitry Andric 4381ad6265SDimitry Andric MachineFunctionInfo * 4481ad6265SDimitry Andric clone(BumpPtrAllocator &Allocator, MachineFunction &DestMF, 4581ad6265SDimitry Andric const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB) 4681ad6265SDimitry Andric const override { 4781ad6265SDimitry Andric return DestMF.cloneInfo<LoongArchMachineFunctionInfo>(*this); 4881ad6265SDimitry Andric } 4981ad6265SDimitry Andric 5081ad6265SDimitry Andric int getVarArgsFrameIndex() const { return VarArgsFrameIndex; } 5181ad6265SDimitry Andric void setVarArgsFrameIndex(int Index) { VarArgsFrameIndex = Index; } 5281ad6265SDimitry Andric 5381ad6265SDimitry Andric unsigned getVarArgsSaveSize() const { return VarArgsSaveSize; } 5481ad6265SDimitry Andric void setVarArgsSaveSize(int Size) { VarArgsSaveSize = Size; } 5581ad6265SDimitry Andric 5681ad6265SDimitry Andric unsigned getCalleeSavedStackSize() const { return CalleeSavedStackSize; } 5781ad6265SDimitry Andric void setCalleeSavedStackSize(unsigned Size) { CalleeSavedStackSize = Size; } 58*bdd1243dSDimitry Andric 59*bdd1243dSDimitry Andric int getBranchRelaxationSpillFrameIndex() { 60*bdd1243dSDimitry Andric return BranchRelaxationSpillFrameIndex; 61*bdd1243dSDimitry Andric } 62*bdd1243dSDimitry Andric void setBranchRelaxationSpillFrameIndex(int Index) { 63*bdd1243dSDimitry Andric BranchRelaxationSpillFrameIndex = Index; 64*bdd1243dSDimitry Andric } 6581ad6265SDimitry Andric }; 6681ad6265SDimitry Andric 6781ad6265SDimitry Andric } // end namespace llvm 6881ad6265SDimitry Andric 6981ad6265SDimitry Andric #endif // LLVM_LIB_TARGET_LOONGARCH_LOONGARCHMACHINEFUNCTIONINFO_H 70