75     MachineBasicBlock *MBB = WL.pop_back_val();  in getMatchingEHPad()  local
76     if (!Visited.insert(MBB).second)  in getMatchingEHPad()
78     if (MBB->isEHPad()) {  in getMatchingEHPad()
79       if (EHPad && EHPad != MBB)  in getMatchingEHPad()
81       EHPad = MBB;  in getMatchingEHPad()
84     if (MBB == &MF->front())  in getMatchingEHPad()
86     for (auto *Pred : MBB->predecessors())  in getMatchingEHPad()
100     MachineBasicBlock *MBB = WL.pop_back_val();  in eraseDeadBBsAndChildren()  local
101     if (Deleted.count(MBB) || !MBB->pred_empty())  in eraseDeadBBsAndChildren()
103     SmallVector<MachineBasicBlock *, 4> Succs(MBB->successors());  in eraseDeadBBsAndChildren()
104     WL.append(MBB->succ_begin(), MBB->succ_end());  in eraseDeadBBsAndChildren()
106       MBB->removeSuccessor(Succ);  in eraseDeadBBsAndChildren()
109     Deleted.insert(MBB);  in eraseDeadBBsAndChildren()
110     MBB->eraseFromParent();  in eraseDeadBBsAndChildren()
141   for (auto &MBB : MF)  in removeUnreachableEHPads()  local
142     if (MBB.isEHPad() && MBB.pred_empty())  in removeUnreachableEHPads()
143       ToDelete.push_back(&MBB);  in removeUnreachableEHPads()
153   for (auto &MBB : MF) {  in recordCatchRetBBs()  local
154     auto Pos = MBB.getFirstTerminator();  in recordCatchRetBBs()
155     if (Pos == MBB.end())  in recordCatchRetBBs()
159       CatchRetBBs.insert(&MBB);  in recordCatchRetBBs()
178   for (auto &MBB : MF)  in hoistCatches()  local
179     for (auto &MI : MBB)  in hoistCatches()
205   for (auto &MBB : MF) {  in addCatchAlls()  local
206     if (!MBB.isEHPad())  in addCatchAlls()
208     auto InsertPos = MBB.begin();  in addCatchAlls()
210     while (InsertPos != MBB.end() && InsertPos->isEHLabel())  in addCatchAlls()
214     if (InsertPos == MBB.end() ||  in addCatchAlls()
217       BuildMI(MBB, InsertPos,  in addCatchAlls()
218               InsertPos == MBB.end() ? DebugLoc() : InsertPos->getDebugLoc(),  in addCatchAlls()
231   for (auto &MBB : MF) {  in replaceFuncletReturns()  local
232     auto Pos = MBB.getFirstTerminator();  in replaceFuncletReturns()
233     if (Pos == MBB.end())  in replaceFuncletReturns()
241       if (!MBB.isLayoutSuccessor(TBB))  in replaceFuncletReturns()
242         BuildMI(MBB, TI, TI->getDebugLoc(), TII.get(WebAssembly::BR))  in replaceFuncletReturns()
279       BuildMI(MBB, TI, TI->getDebugLoc(), TII.get(WebAssembly::RETHROW))  in replaceFuncletReturns()
294   for (auto &MBB : MF) {  in removeUnnecessaryUnreachables()  local
295     for (auto &MI : MBB) {  in removeUnnecessaryUnreachables()
305       MBB.erase(std::next(MI.getIterator()), MBB.end());  in removeUnnecessaryUnreachables()
306       SmallVector<MachineBasicBlock *, 8> Succs(MBB.successors());  in removeUnnecessaryUnreachables()
309           MBB.removeSuccessor(Succ);  in removeUnnecessaryUnreachables()
327   for (auto &MBB : MF) {  in restoreStackPointer()  local
328     if (!MBB.isEHPad())  in restoreStackPointer()
338     auto InsertPos = MBB.begin();  in restoreStackPointer()
340     while (InsertPos != MBB.end() && InsertPos->isEHLabel())  in restoreStackPointer()
342     assert(InsertPos != MBB.end() &&  in restoreStackPointer()
346     FrameLowering->writeSPToGlobal(FrameLowering->getSPReg(MF), MF, MBB,  in restoreStackPointer()
347                                    InsertPos, MBB.begin()->getDebugLoc());  in restoreStackPointer()