971       ScheduleStart = nullptr;  in clear()
1075       for (auto *I = ScheduleStart; I != ScheduleEnd; I = I->getNextNode()) {  in initialFillReadyList()
1145     Instruction *ScheduleStart = nullptr;  member
3865     for (auto *I = ScheduleStart; I != ScheduleEnd; I = I->getNextNode()) {  in tryScheduleBundle()
3959   if (!ScheduleStart) {  in extendSchedulingRegion()
3962     ScheduleStart = I;  in extendSchedulingRegion()
3973       ++ScheduleStart->getIterator().getReverse();  in extendSchedulingRegion()
3985         initScheduleData(I, ScheduleStart, nullptr, FirstLoadStoreInRegion);  in extendSchedulingRegion()
3986         ScheduleStart = I;  in extendSchedulingRegion()
4177   assert(ScheduleStart &&  in resetSchedule()
4179   for (Instruction *I = ScheduleStart; I != ScheduleEnd; I = I->getNextNode()) {  in resetSchedule()
4191   if (!BS->ScheduleStart)  in scheduleBlock()
4212   for (auto *I = BS->ScheduleStart; I != BS->ScheduleEnd;  in scheduleBlock()
4254   BS->ScheduleStart = nullptr;  in scheduleBlock()