199 class BlockChain;
202 using BlockToChainMapType = DenseMap<const MachineBasicBlock *, BlockChain *>;
215 class BlockChain {  class
236   BlockChain(BlockToChainMapType &BlockToChain, MachineBasicBlock *BB)  in BlockChain()  function in __anon127788320111::BlockChain
270   void merge(MachineBasicBlock *BB, BlockChain *Chain) {  in merge()
379   SpecificBumpPtrAllocator<BlockChain> ChainAllocator;
387   DenseMap<const MachineBasicBlock *, BlockChain *> BlockToChain;
400       const BlockChain &Chain, const MachineBasicBlock *LoopHeaderBB,
406       const BlockChain &Chain, const MachineBasicBlock *BB,
412       const MachineBasicBlock *BB, const BlockChain &Chain,
417       const BlockChain &Chain, const BlockFilterSet *BlockFilter,
422       BlockChain &Chain, BlockFilterSet *BlockFilter,
426       BlockChain &Chain, BlockFilterSet *BlockFilter,
431       const BlockChain &SuccChain, BranchProbability SuccProb,
432       BranchProbability RealSuccProb, const BlockChain &Chain,
435       const MachineBasicBlock *BB, const BlockChain &Chain,
438       const BlockChain &Chain, SmallVectorImpl<MachineBasicBlock *> &WorkList);
440       const BlockChain &PlacedChain,
450                      SmallPtrSetImpl<BlockChain *> &UpdatedPreds,
453   void buildChain(const MachineBasicBlock *BB, BlockChain &Chain,
462       BlockChain &LoopChain, const MachineBasicBlock *ExitingBB,
465       BlockChain &LoopChain, const MachineLoop &L,
478     const BlockChain &Chain, const BlockFilterSet *BlockFilter);
483                  const BlockChain &Chain, const BlockFilterSet *BlockFilter);
489       BranchProbability AdjustedSumProb, const BlockChain &Chain,
501       const BlockChain &Chain, const BlockFilterSet *BlockFilter);
568     const BlockChain &Chain, const MachineBasicBlock *LoopHeaderBB,  in markChainSuccessors()
584     const BlockChain &Chain, const MachineBasicBlock *MBB,  in markBlockSuccessors()
593     BlockChain &SuccChain = *BlockToChain[Succ];  in markBlockSuccessors()
617     const MachineBasicBlock *BB, const BlockChain &Chain,  in collectViableSuccessors()
642       BlockChain *SuccChain = BlockToChain[Succ];  in collectViableSuccessors()
726     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in isProfitableToTailDup()
880     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in isTrellis()
902       const BlockChain *PredChain = BlockToChain[SuccPred];  in isTrellis()
975     BranchProbability AdjustedSumProb, const BlockChain &Chain,  in getBestTrellisSuccessor()
1059     const BlockChain &Chain, const BlockFilterSet *BlockFilter) {  in canTailDuplicateUnplacedPreds()
1278     const BlockChain &SuccChain, BranchProbability SuccProb,  in hasBetterLayoutPredecessor()
1279     BranchProbability RealSuccProb, const BlockChain &Chain,  in hasBetterLayoutPredecessor()
1457     const MachineBasicBlock *BB, const BlockChain &Chain,  in selectBestSuccessor()
1477     BlockChain *SuccChain = BlockToChain[Succ];  in selectBestSuccessor()
1499     BlockChain &SuccChain = *BlockToChain[Succ];  in selectBestSuccessor()
1572     const BlockChain &Chain, SmallVectorImpl<MachineBasicBlock *> &WorkList) {  in selectBestCandidateBlock()
1594     BlockChain &SuccChain = *BlockToChain[MBB];  in selectBestCandidateBlock()
1641     const BlockChain &PlacedChain,  in getFirstUnplacedBlock()
1661     SmallPtrSetImpl<BlockChain *> &UpdatedPreds,  in fillWorkLists()
1663   BlockChain &Chain = *BlockToChain[MBB];  in fillWorkLists()
1693     const MachineBasicBlock *HeadBB, BlockChain &Chain,  in buildChain()
1745     BlockChain &SuccChain = *BlockToChain[BestSucc];  in buildChain()
1786   BlockChain &HeaderChain = *BlockToChain[L.getHeader()];  in findBestLoopTop()
1845   BlockChain &HeaderChain = *BlockToChain[L.getHeader()];  in findBestLoopExit()
1860     BlockChain &Chain = *BlockToChain[MBB];  in findBestLoopExit()
1878       BlockChain &SuccChain = *BlockToChain[Succ];  in findBestLoopExit()
1956 void MachineBlockPlacement::rotateLoop(BlockChain &LoopChain,  in rotateLoop()
1971     BlockChain *PredChain = BlockToChain[Pred];  in rotateLoop()
1984       BlockChain *SuccChain = BlockToChain[Succ];  in rotateLoop()
1991   BlockChain::iterator ExitIt = llvm::find(LoopChain, ExitingBB);  in rotateLoop()
2042     BlockChain &LoopChain, const MachineLoop &L,  in rotateLoopWithProfile()
2066     BlockChain *PredChain = BlockToChain[Pred];  in rotateLoopWithProfile()
2088       BlockChain *SuccChain = BlockToChain[Succ];  in rotateLoopWithProfile()
2255   BlockChain &LoopChain = *BlockToChain[LoopTop];  in buildLoopChains()
2260   SmallPtrSet<BlockChain *, 4> UpdatedPreds;  in buildLoopChains()
2319     BlockChain *Chain =  in buildCFGChains()
2320         new (ChainAllocator.Allocate()) BlockChain(BlockToChain, BB);  in buildCFGChains()
2356   SmallPtrSet<BlockChain *, 4> UpdatedPreds;  in buildCFGChains()
2360   BlockChain &FunctionChain = *BlockToChain[&F->front()];  in buildCFGChains()
2461   BlockChain &FunctionChain = *BlockToChain[&F->front()];  in optimizeBranches()
2503   BlockChain &FunctionChain = *BlockToChain[&F->front()];  in alignBlocks()
2581     BlockChain &Chain, BlockFilterSet *BlockFilter,  in repeatedlyTailDuplicateBlock()
2605     BlockChain::iterator ChainEnd = Chain.end();  in repeatedlyTailDuplicateBlock()
2642     BlockChain &Chain, BlockFilterSet *BlockFilter,  in maybeTailDuplicateBlock()
2664           BlockChain *Chain = BlockToChain[RemBB];  in maybeTailDuplicateBlock()
2713     BlockChain* PredChain = BlockToChain[Pred];  in maybeTailDuplicateBlock()
2722       BlockChain *NewChain = BlockToChain[NewSucc];  in maybeTailDuplicateBlock()