280     bool hasOtherReachingDefs(LiveInterval &IntA, LiveInterval &IntB,
620   LiveInterval &IntA =  in adjustCopiesBackFrom()  local
653   LiveInterval::iterator AS = IntA.FindSegmentContaining(CopyUseIdx);  in adjustCopiesBackFrom()
655   if (AS == IntA.end()) return false;  in adjustCopiesBackFrom()
732   CopyMI->substituteRegister(IntA.reg(), IntB.reg(), 0, *TRI);  in adjustCopiesBackFrom()
737     for (LiveInterval::SubRange &S : IntA.subranges()) {  in adjustCopiesBackFrom()
746     shrinkToUses(&IntA);  in adjustCopiesBackFrom()
752 bool RegisterCoalescer::hasOtherReachingDefs(LiveInterval &IntA,  in hasOtherReachingDefs()  argument
758   if (LIS->hasPHIKill(IntA, AValNo))  in hasOtherReachingDefs()
761   for (LiveRange::Segment &ASeg : IntA.segments) {  in hasOtherReachingDefs()
808   LiveInterval &IntA =  in removeCopyByCommutingDef()  local
840   VNInfo *AValNo = IntA.getVNInfoAt(CopyIdx.getRegSlot(true));  in removeCopyByCommutingDef()
851   int DefIdx = DefMI->findRegisterDefOperandIdx(IntA.reg());  in removeCopyByCommutingDef()
877   if (hasOtherReachingDefs(IntA, IntB, AValNo, BValNo))  in removeCopyByCommutingDef()
882   for (MachineOperand &MO : MRI->use_nodbg_operands(IntA.reg())) {  in removeCopyByCommutingDef()
886     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
887     if (US == IntA.end() || US->valno != AValNo)  in removeCopyByCommutingDef()
904   if (IntA.reg().isVirtual() && IntB.reg().isVirtual() &&  in removeCopyByCommutingDef()
905       !MRI->constrainRegClass(IntB.reg(), MRI->getRegClass(IntA.reg())))  in removeCopyByCommutingDef()
925        llvm::make_early_inc_range(MRI->use_operands(IntA.reg()))) {  in removeCopyByCommutingDef()
936     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
937     assert(US != IntA.end() && "Use must be live");  in removeCopyByCommutingDef()
979   if (IntA.hasSubRanges() || IntB.hasSubRanges()) {  in removeCopyByCommutingDef()
980     if (!IntA.hasSubRanges()) {  in removeCopyByCommutingDef()
981       LaneBitmask Mask = MRI->getMaxLaneMaskForVReg(IntA.reg());  in removeCopyByCommutingDef()
982       IntA.createSubRangeFrom(Allocator, Mask, IntA);  in removeCopyByCommutingDef()
990     for (LiveInterval::SubRange &SA : IntA.subranges()) {  in removeCopyByCommutingDef()
1029   auto P = addSegmentsWithValNo(IntB, BValNo, IntA, AValNo);  in removeCopyByCommutingDef()
1033   LIS->removeVRegDefAt(IntA, AValNo->def);  in removeCopyByCommutingDef()
1035   LLVM_DEBUG(dbgs() << "\t\ttrimmed:  " << IntA << '\n');  in removeCopyByCommutingDef()
1102   LiveInterval &IntA =  in removePartialRedundancy()  local
1109   VNInfo *AValNo = IntA.getVNInfoAt(CopyIdx);  in removePartialRedundancy()
1123     VNInfo *PVal = IntA.getVNInfoBefore(LIS->getMBBEndIdx(Pred));  in removePartialRedundancy()
1130     if (DefMI->getOperand(0).getReg() != IntA.reg() ||  in removePartialRedundancy()
1189                                   .addReg(IntA.reg());  in removePartialRedundancy()
1266   shrinkToUses(&IntA);  in removePartialRedundancy()