64   void placeBlockMarker(MachineBasicBlock &MBB);
65   void placeLoopMarker(MachineBasicBlock &MBB);
66   void placeTryMarker(MachineBasicBlock &MBB);
112                                  MachineBasicBlock *MBB) {  in ExplicitlyBranchesTo()  argument
117         if (MO.isMBB() && MO.getMBB() == MBB)  in ExplicitlyBranchesTo()
128 GetEarliestInsertPos(MachineBasicBlock *MBB,  in GetEarliestInsertPos()  argument
131   auto InsertPos = MBB->end();  in GetEarliestInsertPos()
132   while (InsertPos != MBB->begin()) {  in GetEarliestInsertPos()
136       for (auto Pos = InsertPos, E = MBB->begin(); Pos != E; --Pos)  in GetEarliestInsertPos()
152 GetLatestInsertPos(MachineBasicBlock *MBB,  in GetLatestInsertPos()  argument
155   auto InsertPos = MBB->begin();  in GetLatestInsertPos()
156   while (InsertPos != MBB->end()) {  in GetLatestInsertPos()
160       for (auto Pos = InsertPos, E = MBB->end(); Pos != E; ++Pos)  in GetLatestInsertPos()
206 void WebAssemblyCFGStackify::placeBlockMarker(MachineBasicBlock &MBB) {  in placeBlockMarker()  argument
208   if (MBB.isEHPad())  in placeBlockMarker()
211   MachineFunction &MF = *MBB.getParent();  in placeBlockMarker()
221   int MBBNumber = MBB.getNumber();  in placeBlockMarker()
222   for (MachineBasicBlock *Pred : MBB.predecessors()) {  in placeBlockMarker()
225       if (ExplicitlyBranchesTo(Pred, &MBB))  in placeBlockMarker()
234   assert(&MBB != &MF.front() && "Header blocks shouldn't have predecessors");  in placeBlockMarker()
235   MachineBasicBlock *LayoutPred = &*std::prev(MachineFunction::iterator(&MBB));  in placeBlockMarker()
265       if (MBB.getNumber() > getBottom(&MI)->getNumber())  in placeBlockMarker()
312   for (auto &MI : MBB) {  in placeBlockMarker()
336   InsertPos = GetEarliestInsertPos(&MBB, BeforeSet, AfterSet);  in placeBlockMarker()
337   MachineInstr *End = BuildMI(MBB, InsertPos, MBB.findPrevDebugLoc(InsertPos),  in placeBlockMarker()
342   int Number = MBB.getNumber();  in placeBlockMarker()
349 void WebAssemblyCFGStackify::placeLoopMarker(MachineBasicBlock &MBB) {  in placeLoopMarker()  argument
350   MachineFunction &MF = *MBB.getParent();  in placeLoopMarker()
354   MachineLoop *Loop = MLI.getLoopFor(&MBB);  in placeLoopMarker()
355   if (!Loop || Loop->getHeader() != &MBB)  in placeLoopMarker()
374   for (const auto &MI : MBB) {  in placeLoopMarker()
386   auto InsertPos = GetEarliestInsertPos(&MBB, BeforeSet, AfterSet);  in placeLoopMarker()
387   MachineInstr *Begin = BuildMI(MBB, InsertPos, MBB.findDebugLoc(InsertPos),  in placeLoopMarker()
395   for (const auto &MI : MBB)  in placeLoopMarker()
410           ScopeTops[AfterLoop->getNumber()]->getNumber() < MBB.getNumber()) &&  in placeLoopMarker()
413     ScopeTops[AfterLoop->getNumber()] = &MBB;  in placeLoopMarker()
416 void WebAssemblyCFGStackify::placeTryMarker(MachineBasicBlock &MBB) {  in placeTryMarker()  argument
417   if (!MBB.isEHPad())  in placeTryMarker()
422   if (WebAssembly::isCatchAllTerminatePad(MBB))  in placeTryMarker()
425   MachineFunction &MF = *MBB.getParent();  in placeTryMarker()
433   int MBBNumber = MBB.getNumber();  in placeTryMarker()
434   for (auto *Pred : MBB.predecessors()) {  in placeTryMarker()
437       assert(!ExplicitlyBranchesTo(Pred, &MBB) &&  in placeTryMarker()
446   WebAssemblyException *WE = WEI.getExceptionFor(&MBB);  in placeTryMarker()
490       if (MBB.getNumber() > Bottom->getNumber())  in placeTryMarker()
531   if (MBB.isPredecessor(Header)) {  in placeTryMarker()
584   registerTryScope(Begin, End, &MBB);  in placeTryMarker()
595          const MachineBasicBlock *MBB) {  in GetDepth()  argument
598     if (X == MBB)  in GetDepth()
649   for (MachineBasicBlock &MBB : reverse(MF)) {  in fixEndsAtEndOfFunction()
650     for (MachineInstr &MI : reverse(MBB)) {  in fixEndsAtEndOfFunction()
683   for (auto &MBB : MF)  in placeMarkers()  local
684     placeLoopMarker(MBB);  in placeMarkers()
688     for (auto &MBB : MF)  in placeMarkers()  local
689       placeTryMarker(MBB);  in placeMarkers()
691   for (auto &MBB : MF)  in placeMarkers()  local
692     placeBlockMarker(MBB);  in placeMarkers()
702   for (auto &MBB : reverse(MF)) {  in rewriteDepthImmediates()  local
703     for (auto I = MBB.rbegin(), E = MBB.rend(); I != E; ++I) {  in rewriteDepthImmediates()
708                    MBB.getNumber() &&  in rewriteDepthImmediates()
715                    MBB.getNumber() &&  in rewriteDepthImmediates()
736         if (!WebAssembly::isCatchAllTerminatePad(MBB))  in rewriteDepthImmediates()
737           EHPadStack.push_back(&MBB);  in rewriteDepthImmediates()
741         assert(Stack.back() == &MBB && "Loop top should be balanced");  in rewriteDepthImmediates()
747         Stack.push_back(&MBB);  in rewriteDepthImmediates()
764             BuildMI(MBB, MI, MI.getDebugLoc(), TII.get(WebAssembly::RETHROW))  in rewriteDepthImmediates()