504 static void FixTail(MachineBasicBlock *CurMBB, MachineBasicBlock *SuccBB,  in FixTail()  argument
516         TII->InsertBranch(*CurMBB, SuccBB, nullptr, Cond, dl);  in FixTail()
521   TII->InsertBranch(*CurMBB, SuccBB, nullptr,  in FixTail()
598                   MachineBasicBlock::iterator &I2, MachineBasicBlock *SuccBB,  in ProfitableToMerge()  argument
640   if (SuccBB && MBB1 != PredBB && MBB2 != PredBB &&  in ProfitableToMerge()
670                                         MachineBasicBlock *SuccBB,  in ComputeSameTails()  argument
684                             SuccBB, PredBB,  in ComputeSameTails()
706                                         MachineBasicBlock *SuccBB,  in RemoveBlocksWithHash()  argument
714     if (SuccBB && CurMBB != PredBB)  in RemoveBlocksWithHash()
715       FixTail(CurMBB, SuccBB, TII);  in RemoveBlocksWithHash()
727                                              MachineBasicBlock *SuccBB,  in CreateCommonTailOnlyBlock()  argument
760   const BasicBlock *BB = (SuccBB && MBB->succ_size() == 1) ?  in CreateCommonTailOnlyBlock()
761     SuccBB->getBasicBlock() : MBB->getBasicBlock();  in CreateCommonTailOnlyBlock()
826 bool BranchFolder::TryTailMergeBlocks(MachineBasicBlock *SuccBB,  in TryTailMergeBlocks()  argument
839         if (SuccBB) {  in TryTailMergeBlocks()
840           dbgs() << "  with successor BB#" << SuccBB->getNumber() << '\n';  in TryTailMergeBlocks()
862                                                     SuccBB, PredBB);  in TryTailMergeBlocks()
867       RemoveBlocksWithHash(CurHash, SuccBB, PredBB);  in TryTailMergeBlocks()
910       if (!CreateCommonTailOnlyBlock(PredBB, SuccBB,  in TryTailMergeBlocks()
912         RemoveBlocksWithHash(CurHash, SuccBB, PredBB);  in TryTailMergeBlocks()
1576       for (MachineBasicBlock *SuccBB : MBB->successors()) {  in OptimizeBlock()
1578         MachineFunction::iterator SuccPrev = --SuccBB->getIterator();  in OptimizeBlock()
1584         if (SuccBB != MBB && &*SuccPrev != MBB &&  in OptimizeBlock()
1586             !SuccBB->isEHPad()) {  in OptimizeBlock()
1587           MBB->moveBefore(SuccBB);  in OptimizeBlock()
1639   for (MachineBasicBlock *SuccBB : BB->successors())  in findFalseBlock()
1640     if (SuccBB != TrueBB)  in findFalseBlock()
1641       return SuccBB;  in findFalseBlock()