525                           DenseMap<const BasicBlock *, BBState> &BBStates,
531                      DenseMap<const BasicBlock *, BBState> &BBStates,
538       BasicBlock *BB, DenseMap<const BasicBlock *, BBState> &BBStates,
542   bool Visit(Function &F, DenseMap<const BasicBlock *, BBState> &BBStates,
551   bool PairUpRetainsAndReleases(DenseMap<const BasicBlock *, BBState> &BBStates,
560   bool PerformCodePlacement(DenseMap<const BasicBlock *, BBState> &BBStates,
1240                                DenseMap<const BasicBlock *, BBState> &BBStates,  in CheckForCFGHazards()  argument
1267           BBStates.find(Succ);  in CheckForCFGHazards()
1268       assert(BBI != BBStates.end());  in CheckForCFGHazards()
1396                                DenseMap<const BasicBlock *, BBState> &BBStates,  in VisitBottomUp()  argument
1401   BBState &MyStates = BBStates[BB];  in VisitBottomUp()
1409     DenseMap<const BasicBlock *, BBState>::iterator I = BBStates.find(Succ);  in VisitBottomUp()
1410     assert(I != BBStates.end());  in VisitBottomUp()
1415       I = BBStates.find(Succ);  in VisitBottomUp()
1416       assert(I != BBStates.end());  in VisitBottomUp()
1422                     << BBStates[BB] << "\n"  in VisitBottomUp()
1455   LLVM_DEBUG(dbgs() << "\nFinal State:\n" << BBStates[BB] << "\n");  in VisitBottomUp()
1579     BasicBlock *BB, DenseMap<const BasicBlock *, BBState> &BBStates,  in VisitTopDown()  argument
1585   BBState &MyStates = BBStates[BB];  in VisitTopDown()
1593     DenseMap<const BasicBlock *, BBState>::iterator I = BBStates.find(Pred);  in VisitTopDown()
1594     assert(I != BBStates.end());  in VisitTopDown()
1599       I = BBStates.find(Pred);  in VisitTopDown()
1600       assert(I != BBStates.end());  in VisitTopDown()
1615                     << BBStates[BB] << "\n"  in VisitTopDown()
1634                     << BBStates[BB] << "\n\n");  in VisitTopDown()
1635   CheckForCFGHazards(BB, BBStates, MyStates);  in VisitTopDown()
1636   LLVM_DEBUG(dbgs() << "Final State:\n" << BBStates[BB] << "\n");  in VisitTopDown()
1645                   DenseMap<const BasicBlock *, BBState> &BBStates) {  in ComputePostOrders()  argument
1656   BBState &MyStates = BBStates[EntryBB];  in ComputePostOrders()
1672         BBStates[CurrBB].addSucc(SuccBB);  in ComputePostOrders()
1673         BBState &SuccStates = BBStates[SuccBB];  in ComputePostOrders()
1680         BBStates[CurrBB].addSucc(SuccBB);  in ComputePostOrders()
1681         BBStates[SuccBB].addPred(CurrBB);  in ComputePostOrders()
1696     BBState &MyStates = BBStates[&ExitBB];  in ComputePostOrders()
1706       BBState::edge_iterator PE = BBStates[PredStack.back().first].pred_end();  in ComputePostOrders()
1710           PredStack.push_back(std::make_pair(BB, BBStates[BB].pred_begin()));  in ComputePostOrders()
1721                        DenseMap<const BasicBlock *, BBState> &BBStates,  in Visit()  argument
1733                     BBStates);  in Visit()
1738     BottomUpNestingDetected |= VisitBottomUp(BB, BBStates, Retains);  in Visit()
1751         VisitTopDown(BB, BBStates, Releases, ReleaseInsertPtToRCIdentityRoots);  in Visit()
1825     DenseMap<const BasicBlock *, BBState> &BBStates,  in PairUpRetainsAndReleases()  argument
1872           const BBState &NRRBBState = BBStates[NewRetainRelease->getParent()];  in PairUpRetainsAndReleases()
1903                 const BBState &RIPBBState = BBStates[RIP->getParent()];  in PairUpRetainsAndReleases()
1944           const BBState &NRRBBState = BBStates[NewReleaseRetain->getParent()];  in PairUpRetainsAndReleases()
1960                 const BBState &RIPBBState = BBStates[RIP->getParent()];  in PairUpRetainsAndReleases()
2024     DenseMap<const BasicBlock *, BBState> &BBStates,  in PerformCodePlacement()  argument
2064         BBStates, Retains, Releases, M, Retain, DeadInsts,  in PerformCodePlacement()
2255   DenseMap<const BasicBlock *, BBState> BBStates;  in OptimizeSequences()  local
2258   bool NestingDetected = Visit(F, BBStates, Retains, Releases);  in OptimizeSequences()
2264   bool AnyPairsCompletelyEliminated = PerformCodePlacement(BBStates, Retains,  in OptimizeSequences()