440 GetDepth(const SmallVectorImpl<const MachineBasicBlock *> &Stack,  in GetDepth()  argument
443   for (auto X : reverse(Stack)) {  in GetDepth()
448   assert(Depth < Stack.size() && "Branch destination should be in scope");  in GetDepth()
476   SmallVector<const MachineBasicBlock *, 8> Stack;  in PlaceMarkers()  local
481         assert(ScopeTops[Stack.back()->getNumber()] == &MBB &&  in PlaceMarkers()
483         Stack.pop_back();  in PlaceMarkers()
486         assert(Stack.back() == &MBB && "Loop top should be balanced");  in PlaceMarkers()
487         Stack.pop_back();  in PlaceMarkers()
488         Stack.pop_back();  in PlaceMarkers()
491         Stack.push_back(&MBB);  in PlaceMarkers()
494         Stack.push_back(&MBB);  in PlaceMarkers()
495         Stack.push_back(LoopTops[&MI]);  in PlaceMarkers()
505               MO = MachineOperand::CreateImm(GetDepth(Stack, MO.getMBB()));  in PlaceMarkers()
513   assert(Stack.empty() && "Control flow should be balanced");  in PlaceMarkers()