Lines Matching refs:Succ0
444 MachineBasicBlock *Succ0 = Head->succ_begin()[0];
447 // Canonicalize so Succ0 has MBB as its single predecessor.
448 if (Succ0->pred_size() != 1)
449 std::swap(Succ0, Succ1);
451 if (Succ0->pred_size() != 1 || Succ0->succ_size() != 1)
454 Tail = Succ0->succ_begin()[0];
463 << printMBBReference(*Succ0) << "/"
474 << printMBBReference(*Succ0) << " -> "
508 FBB = TBB == Succ0 ? Succ1 : Succ0;