555     SUnit *CurSU = AvailableQueue.pop();  in ListScheduleBottomUp()  local
556     while (CurSU) {  in ListScheduleBottomUp()
558       if (!DelayForLiveRegsBottomUp(CurSU, LRegs))  in ListScheduleBottomUp()
561       LRegsMap.insert(std::make_pair(CurSU, LRegs));  in ListScheduleBottomUp()
563       CurSU->isPending = true;  // This SU is not in AvailableQueue right now.  in ListScheduleBottomUp()
564       NotReady.push_back(CurSU);  in ListScheduleBottomUp()
565       CurSU = AvailableQueue.pop();  in ListScheduleBottomUp()
571     if (Delayed && !CurSU) {  in ListScheduleBottomUp()
572       if (!CurSU) {  in ListScheduleBottomUp()
615         CurSU = NewDef;  in ListScheduleBottomUp()
618       if (!CurSU) {  in ListScheduleBottomUp()
632     if (CurSU)  in ListScheduleBottomUp()
633       ScheduleNodeBottomUp(CurSU, CurCycle);  in ListScheduleBottomUp()