62     bool runOnInstruction(MachineInstr *MI);
99     bool hasPartialWrite(MachineInstr *MI);
100     SmallVector<unsigned, 8> getReadDPRs(MachineInstr *MI);
107     MachineInstr *elideCopies(MachineInstr *MI);
108     void elideCopiesAndPHIs(MachineInstr *MI,
109                             SmallVectorImpl<MachineInstr*> &Outs);
114     unsigned optimizeAllLanesPattern(MachineInstr *MI, unsigned Reg);
115     unsigned optimizeSDPattern(MachineInstr *MI);
121     void eraseInstrWithNoUses(MachineInstr *MI);
126     std::map<MachineInstr*, unsigned> Replacements;
127     std::set<MachineInstr *> DeadInstr;
158   MachineInstr *MI = MRI->getVRegDef(SReg);  in getPrefSPRLane()
179 void A15SDOptimizer::eraseInstrWithNoUses(MachineInstr *MI) {  in eraseInstrWithNoUses()
180   SmallVector<MachineInstr *, 8> Front;  in eraseInstrWithNoUses()
203       MachineInstr *Def = Op->getParent();  in eraseInstrWithNoUses()
222         for (MachineInstr &Use : MRI->use_instructions(Reg)) {  in eraseInstrWithNoUses()
243 unsigned A15SDOptimizer::optimizeSDPattern(MachineInstr *MI) {  in optimizeSDPattern()
253       MachineInstr *DPRMI = MRI->getVRegDef(MI->getOperand(1).getReg());  in optimizeSDPattern()
254       MachineInstr *SPRMI = MRI->getVRegDef(MI->getOperand(2).getReg());  in optimizeSDPattern()
258         MachineInstr *ECDef = elideCopies(DPRMI);  in optimizeSDPattern()
263           MachineInstr *EC = elideCopies(SPRMI);  in optimizeSDPattern()
305       MachineInstr *Def = MRI->getVRegDef(OpReg);  in optimizeSDPattern()
325 bool A15SDOptimizer::hasPartialWrite(MachineInstr *MI) {  in hasPartialWrite()
343 MachineInstr *A15SDOptimizer::elideCopies(MachineInstr *MI) {  in elideCopies()
348   MachineInstr *Def = MRI->getVRegDef(MI->getOperand(1).getReg());  in elideCopies()
356 void A15SDOptimizer::elideCopiesAndPHIs(MachineInstr *MI,  in elideCopiesAndPHIs()
357                                         SmallVectorImpl<MachineInstr*> &Outs) {  in elideCopiesAndPHIs()
360    std::set<MachineInstr *> Reached;  in elideCopiesAndPHIs()
361    SmallVector<MachineInstr *, 8> Front;  in elideCopiesAndPHIs()
377          MachineInstr *NewMI = MRI->getVRegDef(Reg);  in elideCopiesAndPHIs()
385        MachineInstr *NewMI = MRI->getVRegDef(MI->getOperand(1).getReg());  in elideCopiesAndPHIs()
398 SmallVector<unsigned, 8> A15SDOptimizer::getReadDPRs(MachineInstr *MI) {  in getReadDPRs()
510 A15SDOptimizer::optimizeAllLanesPattern(MachineInstr *MI, unsigned Reg) {  in optimizeAllLanesPattern()
565 bool A15SDOptimizer::runOnInstruction(MachineInstr *MI) {  in runOnInstruction()
605     SmallVector<MachineInstr *, 8> DefSrcs;  in runOnInstruction()
608     MachineInstr *Def = MRI->getVRegDef(*I);  in runOnInstruction()
614     for (MachineInstr *MI : DefSrcs) {  in runOnInstruction()
677     for (MachineInstr &MI : MBB) {  in runOnMachineFunction()
682   for (MachineInstr *MI : DeadInstr) {  in runOnMachineFunction()