580   MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in shouldTailDuplicate()  local
582   if (TII->analyzeBranch(TailBB, PredTBB, PredFBB, PredCond) &&  in shouldTailDuplicate()
706     MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in canCompletelyDuplicateBB()  local
708     if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in canCompletelyDuplicateBB()
732     MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in duplicateSimpleBB()  local
734     if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in duplicateSimpleBB()
746       PredFBB = PredTBB;  in duplicateSimpleBB()
751     if (!PredFBB)  in duplicateSimpleBB()
752       PredFBB = NextBB;  in duplicateSimpleBB()
755     if (PredFBB == TailBB)  in duplicateSimpleBB()
756       PredFBB = NewTarget;  in duplicateSimpleBB()
761     if (PredTBB == PredFBB) {  in duplicateSimpleBB()
763       PredFBB = nullptr;  in duplicateSimpleBB()
767     if (PredFBB == NextBB)  in duplicateSimpleBB()
768       PredFBB = nullptr;  in duplicateSimpleBB()
769     if (PredTBB == NextBB && PredFBB == nullptr)  in duplicateSimpleBB()
783       TII->insertBranch(*PredBB, PredTBB, PredFBB, PredCond, DL);  in duplicateSimpleBB()
796   MachineBasicBlock *PredTBB = nullptr, *PredFBB = nullptr;  in canTailDuplicate()  local
798   if (TII->analyzeBranch(*PredBB, PredTBB, PredFBB, PredCond))  in canTailDuplicate()