95   DomTree(nullptr), LRCalc(nullptr) {  in LiveIntervals()
100   delete LRCalc;  in ~LiveIntervals()
134   if (!LRCalc)  in runOnMachineFunction()
135     LRCalc = new LiveRangeCalc();  in runOnMachineFunction()
199   assert(LRCalc && "LRCalc not initialized.");  in computeVirtRegInterval()
201   LRCalc->reset(MF, getSlotIndexes(), DomTree, &getVNInfoAllocator());  in computeVirtRegInterval()
202   LRCalc->calculate(LI, MRI->shouldTrackSubRegLiveness(LI.reg));  in computeVirtRegInterval()
252   assert(LRCalc && "LRCalc not initialized.");  in computeRegUnitRange()
253   LRCalc->reset(MF, getSlotIndexes(), DomTree, &getVNInfoAllocator());  in computeRegUnitRange()
264         LRCalc->createDeadDefs(LR, *Supers);  in computeRegUnitRange()
275         LRCalc->extendToUses(LR, Reg);  in computeRegUnitRange()
569   assert(LRCalc && "LRCalc not initialized.");  in extendToIndices()
570   LRCalc->reset(MF, getSlotIndexes(), DomTree, &getVNInfoAllocator());  in extendToIndices()
572     LRCalc->extend(LR, Indices[i]);  in extendToIndices()