1366   SUnit *CurSU = AvailableQueue->empty() ? nullptr : AvailableQueue->pop();  in PickNodeToScheduleBottomUp()  local
1367   while (CurSU) {  in PickNodeToScheduleBottomUp()
1369     if (!DelayForLiveRegsBottomUp(CurSU, LRegs))  in PickNodeToScheduleBottomUp()
1374            << " SU #" << CurSU->NodeNum << '\n');  in PickNodeToScheduleBottomUp()
1376       LRegsMap.insert(std::make_pair(CurSU, LRegs));  in PickNodeToScheduleBottomUp()
1378       CurSU->isPending = true;  // This SU is not in AvailableQueue right now.  in PickNodeToScheduleBottomUp()
1379       Interferences.push_back(CurSU);  in PickNodeToScheduleBottomUp()
1382       assert(CurSU->isPending && "Interferences are pending");  in PickNodeToScheduleBottomUp()
1386     CurSU = AvailableQueue->pop();  in PickNodeToScheduleBottomUp()
1388   if (CurSU)  in PickNodeToScheduleBottomUp()
1389     return CurSU;  in PickNodeToScheduleBottomUp()
1427         CurSU = AvailableQueue->pop();  in PickNodeToScheduleBottomUp()
1431         CurSU = TrySU;  in PickNodeToScheduleBottomUp()
1438   if (!CurSU) {  in PickNodeToScheduleBottomUp()
1482     CurSU = NewDef;  in PickNodeToScheduleBottomUp()
1484   assert(CurSU && "Unable to resolve live physical register dependencies!");  in PickNodeToScheduleBottomUp()
1485   return CurSU;  in PickNodeToScheduleBottomUp()