Lines Matching defs:ToBB

961                                                 MachineBasicBlock *ToBB,
964   if (!SplitEdges || FromBB == ToBB || !FromBB->isSuccessor(ToBB))
968   MachineCycle *ToCycle = CI->getCycle(ToBB);
972       (!FromCycle->isReducible() || FromCycle->getHeader() == ToBB))
1015     for (MachineBasicBlock *Pred : ToBB->predecessors())
1016       if (Pred != FromBB && !DT->dominates(ToBB, Pred))
1025                                                MachineBasicBlock *ToBB,
1029   if (isWorthBreakingCriticalEdge(MI, FromBB, ToBB, DeferredFromBB)) {
1033          ToSplit.count(std::make_pair(DeferredFromBB, ToBB)) ||
1034          isLegalToBreakCriticalEdge(MI, DeferredFromBB, ToBB, BreakPHIEdge)) &&
1035         isLegalToBreakCriticalEdge(MI, FromBB, ToBB, BreakPHIEdge)) {
1036       ToSplit.insert(std::make_pair(FromBB, ToBB));
1038         ToSplit.insert(std::make_pair(DeferredFromBB, ToBB));