33 bool TargetFrameLowering::enableCalleeSaveSkip(const MachineFunction &MF) const {  in enableCalleeSaveSkip()
34   assert(MF.getFunction().hasFnAttribute(Attribute::NoReturn) &&  in enableCalleeSaveSkip()
35          MF.getFunction().hasFnAttribute(Attribute::NoUnwind) &&  in enableCalleeSaveSkip()
36          !MF.getFunction().hasFnAttribute(Attribute::UWTable));  in enableCalleeSaveSkip()
40 bool TargetFrameLowering::enableCFIFixup(MachineFunction &MF) const {  in enableCFIFixup()
41   return MF.needsFrameMoves() &&  in enableCFIFixup()
42          !MF.getTarget().getMCAsmInfo()->usesWindowsCFI();  in enableCFIFixup()
50 TargetFrameLowering::getFrameIndexReference(const MachineFunction &MF, int FI,  in getFrameIndexReference()  argument
52   const MachineFrameInfo &MFI = MF.getFrameInfo();  in getFrameIndexReference()
53   const TargetRegisterInfo *RI = MF.getSubtarget().getRegisterInfo();  in getFrameIndexReference()
58   FrameReg = RI->getFrameRegister(MF);  in getFrameIndexReference()
66     const MachineFunction &MF) const {  in needsFrameIndexResolution()
67   return MF.getFrameInfo().hasStackObjects();  in needsFrameIndexResolution()
70 void TargetFrameLowering::getCalleeSaves(const MachineFunction &MF,  in getCalleeSaves()  argument
72   const TargetRegisterInfo &TRI = *MF.getSubtarget().getRegisterInfo();  in getCalleeSaves()
75   const MachineFrameInfo &MFI = MF.getFrameInfo();  in getCalleeSaves()
83 void TargetFrameLowering::determineCalleeSaves(MachineFunction &MF,  in determineCalleeSaves()  argument
86   const TargetRegisterInfo &TRI = *MF.getSubtarget().getRegisterInfo();  in determineCalleeSaves()
95   if (MF.getTarget().Options.EnableIPRA &&  in determineCalleeSaves()
96       isSafeForNoCSROpt(MF.getFunction()) &&  in determineCalleeSaves()
97       isProfitableForNoCSROpt(MF.getFunction()))  in determineCalleeSaves()
101   const MCPhysReg *CSRegs = MF.getRegInfo().getCalleeSavedRegs();  in determineCalleeSaves()
108   if (MF.getFunction().hasFnAttribute(Attribute::Naked))  in determineCalleeSaves()
118   if (MF.getFunction().hasFnAttribute(Attribute::NoReturn) &&  in determineCalleeSaves()
119         MF.getFunction().hasFnAttribute(Attribute::NoUnwind) &&  in determineCalleeSaves()
120         !MF.getFunction().hasFnAttribute(Attribute::UWTable) &&  in determineCalleeSaves()
121         enableCalleeSaveSkip(MF))  in determineCalleeSaves()
125   bool CallsUnwindInit = MF.callsUnwindInit();  in determineCalleeSaves()
126   const MachineRegisterInfo &MRI = MF.getRegInfo();  in determineCalleeSaves()
135     const MachineFunction &MF) const {  in getStackAlignmentSkew()
138   if (LLVM_UNLIKELY(MF.getFunction().getCallingConv() == CallingConv::HHVM))  in getStackAlignmentSkew()
139     return MF.getTarget().getAllocaPointerSize();  in getStackAlignmentSkew()
145   const MachineFunction &MF) const {  in allocateScavengingFrameIndexesNearIncomingSP()
146   if (!hasFP(MF))  in allocateScavengingFrameIndexesNearIncomingSP()
149   const TargetRegisterInfo *RegInfo = MF.getSubtarget().getRegisterInfo();  in allocateScavengingFrameIndexesNearIncomingSP()
150   return RegInfo->useFPForScavengingIndex(MF) &&  in allocateScavengingFrameIndexesNearIncomingSP()
151          !RegInfo->hasStackRealignment(MF);  in allocateScavengingFrameIndexesNearIncomingSP()
166 int TargetFrameLowering::getInitialCFAOffset(const MachineFunction &MF) const {  in getInitialCFAOffset()
171 TargetFrameLowering::getInitialCFARegister(const MachineFunction &MF) const {  in getInitialCFARegister()
176 TargetFrameLowering::getDwarfFrameBase(const MachineFunction &MF) const {  in getDwarfFrameBase()
177   const TargetRegisterInfo *RI = MF.getSubtarget().getRegisterInfo();  in getDwarfFrameBase()
178   return DwarfFrameBase{DwarfFrameBase::Register, {RI->getFrameRegister(MF)}};  in getDwarfFrameBase()