77   MachineInstr *tryToCombine(MachineInstr &Ldst);
80   bool noUseOfAddBeforeLoadOrStore(const MachineInstr *Add,
81                                    const MachineInstr *Ldst);
85   bool canHoistLoadStoreTo(MachineInstr *Ldst, MachineInstr *To);
95   MachineInstr *canJoinInstructions(MachineInstr *Ldst, MachineInstr *Add,
96                                     SmallVectorImpl<MachineInstr *> *Uses);
100   bool canFixPastUses(const ArrayRef<MachineInstr *> &Uses,
105   void fixPastUses(ArrayRef<MachineInstr *> Uses, unsigned BaseReg,
111   void changeToAddrMode(MachineInstr &Ldst, unsigned NewOpcode,
134 static bool isAddConstantOp(const MachineInstr &MI, int64_t &Amount) {  in isAddConstantOp()
150 static bool dominatesAllUsesOf(const MachineInstr *MI, unsigned VReg,  in dominatesAllUsesOf()
158     MachineInstr *User = it->getParent();  in dominatesAllUsesOf()
181                                                  const MachineInstr &MI,  in isLoadStoreThatCanHandleDisplacement()
193 bool ARCOptAddrMode::noUseOfAddBeforeLoadOrStore(const MachineInstr *Add,  in noUseOfAddBeforeLoadOrStore()
194                                                  const MachineInstr *Ldst) {  in noUseOfAddBeforeLoadOrStore()
199 MachineInstr *ARCOptAddrMode::tryToCombine(MachineInstr &Ldst) {  in tryToCombine()
238     SmallVector<MachineInstr *, 8> Uses;  in tryToCombine()
239     MachineInstr *MoveTo = canJoinInstructions(&Ldst, &Add, &Uses);  in tryToCombine()
247     LLVM_DEBUG(MachineInstr *First = &Ldst; MachineInstr *Last = &Add;  in tryToCombine()
254     MachineInstr *Result = Ldst.getNextNode();  in tryToCombine()
275 MachineInstr *
276 ARCOptAddrMode::canJoinInstructions(MachineInstr *Ldst, MachineInstr *Add,  in canJoinInstructions()
277                                     SmallVectorImpl<MachineInstr *> *Uses) {  in canJoinInstructions()
280   MachineInstr *First = Add;  in canJoinInstructions()
281   MachineInstr *Last = Ldst;  in canJoinInstructions()
314   SmallVector<MachineInstr *, 4> UsesAfterLdst;  in canJoinInstructions()
315   SmallVector<MachineInstr *, 4> UsesAfterAdd;  in canJoinInstructions()
316   for (MachineInstr &MI : MRI->use_nodbg_instructions(BaseReg)) {  in canJoinInstructions()
327   MachineInstr *Result = nullptr;  in canJoinInstructions()
353 bool ARCOptAddrMode::canFixPastUses(const ArrayRef<MachineInstr *> &Uses,  in canFixPastUses()
358   for (MachineInstr *MI : Uses) {  in canFixPastUses()
374 void ARCOptAddrMode::fixPastUses(ArrayRef<MachineInstr *> Uses,  in fixPastUses()
377   for (MachineInstr *MI : Uses) {  in fixPastUses()
400 bool ARCOptAddrMode::canHoistLoadStoreTo(MachineInstr *Ldst, MachineInstr *To) {  in canHoistLoadStoreTo()
420     MachineInstr *OpDef = MRI->getVRegDef(O.getReg());  in canHoistLoadStoreTo()
452 void ARCOptAddrMode::changeToAddrMode(MachineInstr &Ldst, unsigned NewOpcode,  in changeToAddrMode()
488     MachineInstr *Res = tryToCombine(*MI);  in processBasicBlock()