585   MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in shouldTailDuplicate()  local
587   if (TII->analyzeBranch(TailBB, PredTBB, PredFBB, PredCond) &&  in shouldTailDuplicate()
711     MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in canCompletelyDuplicateBB()  local
713     if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in canCompletelyDuplicateBB()
736     MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in duplicateSimpleBB()  local
738     if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in duplicateSimpleBB()
750       PredFBB = PredTBB;  in duplicateSimpleBB()
753     if (!PredTBB)  in duplicateSimpleBB()
754       PredTBB = NextBB;  in duplicateSimpleBB()
761     if (PredTBB == TailBB)  in duplicateSimpleBB()
762       PredTBB = NewTarget;  in duplicateSimpleBB()
765     if (PredTBB == PredFBB) {  in duplicateSimpleBB()
773     if (PredTBB == NextBB && PredFBB == nullptr)  in duplicateSimpleBB()
774       PredTBB = nullptr;  in duplicateSimpleBB()
786     if (PredTBB)  in duplicateSimpleBB()
787       TII->insertBranch(*PredBB, PredTBB, PredFBB, PredCond, DL);  in duplicateSimpleBB()
800   MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in canTailDuplicate()  local
802   if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in canTailDuplicate()