1365   SUnit *CurSU = AvailableQueue->empty() ? nullptr : AvailableQueue->pop();  in PickNodeToScheduleBottomUp()  local
1366   while (CurSU) {  in PickNodeToScheduleBottomUp()
1368     if (!DelayForLiveRegsBottomUp(CurSU, LRegs))  in PickNodeToScheduleBottomUp()
1373            << " SU #" << CurSU->NodeNum << '\n');  in PickNodeToScheduleBottomUp()
1375       LRegsMap.insert(std::make_pair(CurSU, LRegs));  in PickNodeToScheduleBottomUp()
1377       CurSU->isPending = true;  // This SU is not in AvailableQueue right now.  in PickNodeToScheduleBottomUp()
1378       Interferences.push_back(CurSU);  in PickNodeToScheduleBottomUp()
1381       assert(CurSU->isPending && "Interferences are pending");  in PickNodeToScheduleBottomUp()
1385     CurSU = AvailableQueue->pop();  in PickNodeToScheduleBottomUp()
1387   if (CurSU)  in PickNodeToScheduleBottomUp()
1388     return CurSU;  in PickNodeToScheduleBottomUp()
1424         CurSU = AvailableQueue->pop();  in PickNodeToScheduleBottomUp()
1428         CurSU = TrySU;  in PickNodeToScheduleBottomUp()
1435   if (!CurSU) {  in PickNodeToScheduleBottomUp()
1479     CurSU = NewDef;  in PickNodeToScheduleBottomUp()
1481   assert(CurSU && "Unable to resolve live physical register dependencies!");  in PickNodeToScheduleBottomUp()
1482   return CurSU;  in PickNodeToScheduleBottomUp()