182     bool hasOtherReachingDefs(LiveInterval &IntA, LiveInterval &IntB,
478   LiveInterval &IntB =  in adjustCopiesBackFrom()  local
498   LiveInterval::iterator BS = IntB.FindSegmentContaining(CopyIdx);  in adjustCopiesBackFrom()
499   if (BS == IntB.end()) return false;  in adjustCopiesBackFrom()
523     IntB.FindSegmentContaining(AValNo->def.getPrevSlot());  in adjustCopiesBackFrom()
524   if (ValS == IntB.end())  in adjustCopiesBackFrom()
539   DEBUG(dbgs() << "Extending: " << PrintReg(IntB.reg, TRI));  in adjustCopiesBackFrom()
550   IntB.addSegment(LiveInterval::Segment(FillerStart, FillerEnd, BValNo));  in adjustCopiesBackFrom()
554     IntB.MergeValueNumberInto(BValNo, ValS->valno);  in adjustCopiesBackFrom()
557   for (LiveInterval::SubRange &S : IntB.subranges()) {  in adjustCopiesBackFrom()
565   DEBUG(dbgs() << "   result = " << IntB << '\n');  in adjustCopiesBackFrom()
569   int UIdx = ValSEndInst->findRegisterUseOperandIdx(IntB.reg, true);  in adjustCopiesBackFrom()
577   CopyMI->substituteRegister(IntA.reg, IntB.reg, 0, *TRI);  in adjustCopiesBackFrom()
586                                              LiveInterval &IntB,  in hasOtherReachingDefs()  argument
597       std::upper_bound(IntB.begin(), IntB.end(), ASeg.start);  in hasOtherReachingDefs()
598     if (BI != IntB.begin())  in hasOtherReachingDefs()
600     for (; BI != IntB.end() && ASeg.end >= BI->start; ++BI) {  in hasOtherReachingDefs()
630   LiveInterval &IntB =  in removeCopyByCommutingDef()  local
656   VNInfo *BValNo = IntB.getVNInfoAt(CopyIdx);  in removeCopyByCommutingDef()
692   if (NewReg != IntB.reg || !IntB.Query(AValNo->def).isKill())  in removeCopyByCommutingDef()
697   if (hasOtherReachingDefs(IntA, IntB, AValNo, BValNo))  in removeCopyByCommutingDef()
725       TargetRegisterInfo::isVirtualRegister(IntB.reg) &&  in removeCopyByCommutingDef()
726       !MRI->constrainRegClass(IntB.reg, MRI->getRegClass(IntA.reg)))  in removeCopyByCommutingDef()
774     if (UseMI->getOperand(0).getReg() != IntB.reg ||  in removeCopyByCommutingDef()
781     VNInfo *DVNI = IntB.getVNInfoAt(DefIdx);  in removeCopyByCommutingDef()
786     BValNo = IntB.MergeValueNumberInto(DVNI, BValNo);  in removeCopyByCommutingDef()
787     for (LiveInterval::SubRange &S : IntB.subranges()) {  in removeCopyByCommutingDef()
804   if (IntB.hasSubRanges()) {  in removeCopyByCommutingDef()
815       for (LiveInterval::SubRange &SB : IntB.subranges()) {  in removeCopyByCommutingDef()
830           CommonRange = IntB.createSubRangeFrom(Allocator, Common, SB);  in removeCopyByCommutingDef()
846         LiveRange *NewRange = IntB.createSubRange(Allocator, AMask);  in removeCopyByCommutingDef()
854   addSegmentsWithValNo(IntB, BValNo, IntA, AValNo);  in removeCopyByCommutingDef()
855   DEBUG(dbgs() << "\t\textended: " << IntB << '\n');  in removeCopyByCommutingDef()