627   TargetInstrInfo::RegSubRegPair CurSrcPair(Reg, SubReg);  in findNextSource()  local
628   SrcToLook.push_back(CurSrcPair);  in findNextSource()
637     CurSrcPair = Pair;  in findNextSource()
638     ValueTracker ValTracker(CurSrcPair.Reg, CurSrcPair.SubReg, *MRI,  in findNextSource()
651       ValueTrackerResult CurSrcRes = RewriteMap.lookup(CurSrcPair);  in findNextSource()
662       RewriteMap.insert(std::make_pair(CurSrcPair, Res));  in findNextSource()
675       CurSrcPair.Reg = Res.getSrcReg(0);  in findNextSource()
676       CurSrcPair.SubReg = Res.getSrcSubReg(0);  in findNextSource()
681       if (TargetRegisterInfo::isPhysicalRegister(CurSrcPair.Reg))  in findNextSource()
684       const TargetRegisterClass *SrcRC = MRI->getRegClass(CurSrcPair.Reg);  in findNextSource()
686                                                 CurSrcPair.SubReg);  in findNextSource()
705   return CurSrcPair.Reg != Reg;  in findNextSource()