281   void merge(MachineBasicBlock *BB, BlockChain *Chain) {  in merge()
621     const BlockChain &Chain, const MachineBasicBlock *LoopHeaderBB,  in markChainSuccessors()
637     const BlockChain &Chain, const MachineBasicBlock *MBB,  in markBlockSuccessors()
670     const MachineBasicBlock *BB, const BlockChain &Chain,  in collectViableSuccessors()
779     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in isProfitableToTailDup()
933     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in isTrellis()
1028     BranchProbability AdjustedSumProb, const BlockChain &Chain,  in getBestTrellisSuccessor()
1112     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in canTailDuplicateUnplacedPreds()
1306       TriangleChain Chain = std::move(Found->second);  in precomputeTriangleChains()  local
1321     TriangleChain &Chain = ChainPair.second;  in precomputeTriangleChains()  local
1380     BranchProbability RealSuccProb, const BlockChain &Chain,  in hasBetterLayoutPredecessor()
1559     const MachineBasicBlock *BB, const BlockChain &Chain,  in selectBestSuccessor()
1671     const BlockChain &Chain, SmallVectorImpl<MachineBasicBlock *> &WorkList) {  in selectBestCandidateBlock()
1760   BlockChain &Chain = *BlockToChain[MBB];  in fillWorkLists()  local
1790     const MachineBasicBlock *HeadBB, BlockChain &Chain,  in buildChain()
2165     BlockChain &Chain = *BlockToChain[MBB];  in findBestLoopExit()  local
2655     BlockChain *Chain =  in buildCFGChains()  local
2938     BlockChain &Chain, BlockFilterSet *BlockFilter,  in repeatedlyTailDuplicateBlock()
2995     BlockChain &Chain, BlockFilterSet *BlockFilter,  in maybeTailDuplicateBlock()
3017           BlockChain *Chain = BlockToChain[RemBB];  in maybeTailDuplicateBlock()  local