45   virtual bool contains(const MachineBasicBlock *MBB) const = 0;
58   bool contains(const MachineBasicBlock *MBB) const override {  in contains()
59     return Region->contains(MBB);  in contains()
84   const Region *getRegionFor(const MachineBasicBlock *MBB) {  in getRegionFor()  argument
85     const auto *ML = MLI.getLoopFor(MBB);  in getRegionFor()
86     const auto *WE = WEI.getExceptionFor(MBB);  in getRegionFor()
136 static void MaybeUpdateTerminator(MachineBasicBlock *MBB) {  in MaybeUpdateTerminator()  argument
141   for (const MachineInstr &Term : MBB->terminators()) {  in MaybeUpdateTerminator()
150     MBB->updateTerminator();  in MaybeUpdateTerminator()
238   for (MachineBasicBlock &MBB : MF) {  in SortBlocks()
239     unsigned N = MBB.pred_size();  in SortBlocks()
240     if (MachineLoop *L = MLI.getLoopFor(&MBB))  in SortBlocks()
241       if (L->getHeader() == &MBB)  in SortBlocks()
242         for (const MachineBasicBlock *Pred : MBB.predecessors())  in SortBlocks()
245     NumPredsLeft[MBB.getNumber()] = N;  in SortBlocks()
265   for (MachineBasicBlock *MBB = &MF.front();;) {  in SortBlocks()  local
266     const Region *R = SUI.getRegionFor(MBB);  in SortBlocks()
271       if (R->getHeader() == MBB)  in SortBlocks()
277         if (E.TheRegion->contains(MBB) && --E.NumBlocksLeft == 0)  in SortBlocks()
284     for (MachineBasicBlock *Succ : MBB->successors()) {  in SortBlocks()
287         if (SuccL->getHeader() == Succ && SuccL->contains(MBB))  in SortBlocks()
309       if (Next->getNumber() < MBB->getNumber() &&  in SortBlocks()
323         MaybeUpdateTerminator(MBB);  in SortBlocks()
340     Next->moveAfter(MBB);  in SortBlocks()
341     MaybeUpdateTerminator(MBB);  in SortBlocks()
342     MBB = Next;  in SortBlocks()
355   for (auto &MBB : MF) {  in SortBlocks()  local
356     assert(MBB.getNumber() >= 0 && "Renumbered blocks should be non-negative.");  in SortBlocks()
357     const Region *Region = SUI.getRegionFor(&MBB);  in SortBlocks()
359     if (Region && &MBB == Region->getHeader()) {  in SortBlocks()
363         for (auto Pred : MBB.predecessors())  in SortBlocks()
365               (Pred->getNumber() < MBB.getNumber() || Region->contains(Pred)) &&  in SortBlocks()
370         for (auto Pred : MBB.predecessors())  in SortBlocks()
371           assert(Pred->getNumber() < MBB.getNumber() &&  in SortBlocks()
379       for (auto Pred : MBB.predecessors())  in SortBlocks()
380         assert(Pred->getNumber() < MBB.getNumber() &&  in SortBlocks()
382       assert(OnStack.count(SUI.getRegionFor(&MBB)) &&  in SortBlocks()
385     while (OnStack.size() > 1 && &MBB == WebAssembly::getBottom(OnStack.back()))  in SortBlocks()