412                              unsigned PrevReg = 0);
2670       unsigned PrevReg = 0;  in generateExistingPhis()  local
2672         PrevReg = VRMap[PrevStage - np][LoopVal];  in generateExistingPhis()
2674                             Def, NewReg, PrevReg);  in generateExistingPhis()
3249     unsigned NewReg, unsigned PrevReg) {  in rewriteScheduledInstr()  argument
3277       if (PrevReg && InProlog)  in rewriteScheduledInstr()
3278         ReplaceReg = PrevReg;  in rewriteScheduledInstr()
3279       else if (PrevReg && !Schedule.isLoopCarried(this, *Phi) &&  in rewriteScheduledInstr()
3281         ReplaceReg = PrevReg;  in rewriteScheduledInstr()
3327   unsigned PrevReg = getLoopPhiReg(*Phi, MI->getParent());  in canUseLastOffsetValue()  local
3328   if (!PrevReg)  in canUseLastOffsetValue()
3332   MachineInstr *PrevDef = MRI.getVRegDef(PrevReg);  in canUseLastOffsetValue()
3352   NewBase = PrevReg;  in canUseLastOffsetValue()