96   unsigned getDepth(SmallVectorImpl<MachineInstr *> &InsInstrs,
104                                SmallVectorImpl<MachineInstr *> &InsInstrs,
109                               SmallVectorImpl<MachineInstr *> &InsInstrs,
114                             SmallVectorImpl<MachineInstr *> &InsInstrs,
120                                 SmallVectorImpl<MachineInstr *> &InsInstrs,
207 MachineCombiner::getDepth(SmallVectorImpl<MachineInstr *> &InsInstrs,  in getDepth()  argument
215   for (auto *InstrPtr : InsInstrs) { // for each Use  in getDepth()
228         MachineInstr *DefInstr = InsInstrs[II->second];  in getDepth()
258   unsigned NewRootIdx = InsInstrs.size() - 1;  in getDepth()
320     MachineInstr &MI, SmallVectorImpl<MachineInstr *> &InsInstrs,  in getLatenciesForInstrSequences()  argument
323   assert(!InsInstrs.empty() && "Only support sequences that insert instrs.");  in getLatenciesForInstrSequences()
326   MachineInstr *NewRoot = InsInstrs.back();  in getLatenciesForInstrSequences()
327   for (unsigned i = 0; i < InsInstrs.size() - 1; i++)  in getLatenciesForInstrSequences()
328     NewRootLatency += TSchedModel.computeInstrLatency(InsInstrs[i]);  in getLatenciesForInstrSequences()
340     SmallVectorImpl<MachineInstr *> &InsInstrs,  in reduceRegisterPressure()  argument
357     SmallVectorImpl<MachineInstr *> &InsInstrs,  in improvesCriticalPathLen()  argument
363       getDepth(InsInstrs, InstrIdxForVirtReg, BlockTrace, *MBB);  in improvesCriticalPathLen()
390         getLatenciesForInstrSequences(*Root, InsInstrs, DelInstrs, BlockTrace);  in improvesCriticalPathLen()
392     NewRootLatency = TSchedModel.computeInstrLatency(InsInstrs.back());  in improvesCriticalPathLen()
430     SmallVectorImpl<MachineInstr *> &InsInstrs,  in preservesResourceLen()  argument
446   instr2instrSC(InsInstrs, InsInstrsSC);  in preservesResourceLen()
485                          SmallVectorImpl<MachineInstr *> &InsInstrs,  in insertDeleteInstructions()  argument
498   TII->finalizeInsInstrs(MI, Pattern, InsInstrs);  in insertDeleteInstructions()
500   for (auto *InstrPtr : InsInstrs)  in insertDeleteInstructions()
515     for (auto *InstrPtr : InsInstrs)  in insertDeleteInstructions()
531     SmallVector<MachineInstr *, 16> InsInstrs;  in verifyPatternOrder()  local
534     TII->genAlternativeCodeSequence(Root, P, InsInstrs, DelInstrs,  in verifyPatternOrder()
539     if (InsInstrs.empty() || !TSchedModel.hasInstrSchedModelOrItineraries())  in verifyPatternOrder()
544         Root, InsInstrs, DelInstrs, TraceEnsemble->getTrace(MBB));  in verifyPatternOrder()
616       SmallVector<MachineInstr *, 16> InsInstrs;  in combineInstructions()  local
619       TII->genAlternativeCodeSequence(MI, P, InsInstrs, DelInstrs,  in combineInstructions()
624       if (InsInstrs.empty())  in combineInstructions()
634         for (auto const *InstrPtr : InsInstrs)  in combineInstructions()
653         if (reduceRegisterPressure(MI, MBB, InsInstrs, DelInstrs, P)) {  in combineInstructions()
655           insertDeleteInstructions(MBB, MI, InsInstrs, DelInstrs, TraceEnsemble,  in combineInstructions()
668         insertDeleteInstructions(MBB, MI, InsInstrs, DelInstrs, TraceEnsemble,  in combineInstructions()
673       } else if (OptForSize && InsInstrs.size() < DelInstrs.size()) {  in combineInstructions()
675                           << InsInstrs.size() << " < "  in combineInstructions()
677         insertDeleteInstructions(MBB, MI, InsInstrs, DelInstrs, TraceEnsemble,  in combineInstructions()
690         if (improvesCriticalPathLen(MBB, &MI, BlockTrace, InsInstrs, DelInstrs,  in combineInstructions()
693             preservesResourceLen(MBB, BlockTrace, InsInstrs, DelInstrs)) {  in combineInstructions()
700           insertDeleteInstructions(MBB, MI, InsInstrs, DelInstrs, TraceEnsemble,  in combineInstructions()
710         for (auto *InstrPtr : InsInstrs)  in combineInstructions()