185     bool hasOtherReachingDefs(LiveInterval &IntA, LiveInterval &IntB,
456   LiveInterval &IntA =  in adjustCopiesBackFrom()  local
489   LiveInterval::iterator AS = IntA.FindSegmentContaining(CopyUseIdx);  in adjustCopiesBackFrom()
491   if (AS == IntA.end()) return false;  in adjustCopiesBackFrom()
557   CopyMI->substituteRegister(IntA.reg, IntB.reg, 0, *TRI);  in adjustCopiesBackFrom()
559     LIS->shrinkToUses(&IntA);  in adjustCopiesBackFrom()
565 bool RegisterCoalescer::hasOtherReachingDefs(LiveInterval &IntA,  in hasOtherReachingDefs()  argument
571   if (LIS->hasPHIKill(IntA, AValNo))  in hasOtherReachingDefs()
574   for (LiveRange::Segment &ASeg : IntA.segments) {  in hasOtherReachingDefs()
608   LiveInterval &IntA =  in removeCopyByCommutingDef()  local
640   VNInfo *AValNo = IntA.getVNInfoAt(CopyIdx.getRegSlot(true));  in removeCopyByCommutingDef()
651   int DefIdx = DefMI->findRegisterDefOperandIdx(IntA.reg);  in removeCopyByCommutingDef()
673   if (hasOtherReachingDefs(IntA, IntB, AValNo, BValNo))  in removeCopyByCommutingDef()
678   for (MachineOperand &MO : MRI->use_nodbg_operands(IntA.reg)) {  in removeCopyByCommutingDef()
682     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
683     if (US == IntA.end() || US->valno != AValNo)  in removeCopyByCommutingDef()
699   if (TargetRegisterInfo::isVirtualRegister(IntA.reg) &&  in removeCopyByCommutingDef()
701       !MRI->constrainRegClass(IntB.reg, MRI->getRegClass(IntA.reg)))  in removeCopyByCommutingDef()
720   for (MachineRegisterInfo::use_iterator UI = MRI->use_begin(IntA.reg),  in removeCopyByCommutingDef()
735     LiveInterval::iterator US = IntA.FindSegmentContaining(UseIdx);  in removeCopyByCommutingDef()
736     assert(US != IntA.end() && "Use must be live");  in removeCopyByCommutingDef()
780     if (!IntA.hasSubRanges()) {  in removeCopyByCommutingDef()
781       unsigned Mask = MRI->getMaxLaneMaskForVReg(IntA.reg);  in removeCopyByCommutingDef()
782       IntA.createSubRangeFrom(Allocator, Mask, IntA);  in removeCopyByCommutingDef()
785     for (LiveInterval::SubRange &SA : IntA.subranges()) {  in removeCopyByCommutingDef()
828   addSegmentsWithValNo(IntB, BValNo, IntA, AValNo);  in removeCopyByCommutingDef()
831   LIS->removeVRegDefAt(IntA, AValNo->def);  in removeCopyByCommutingDef()
833   DEBUG(dbgs() << "\t\ttrimmed:  " << IntA << '\n');  in removeCopyByCommutingDef()