161 class Chain;
181   Chain *CurChain{nullptr};
220 class Chain {  class
222   Chain(const Chain &) = delete;
223   Chain(Chain &&) = default;
224   Chain &operator=(const Chain &) = delete;
225   Chain &operator=(Chain &&) = default;
227   explicit Chain(uint64_t Id, Block *Block)  in Chain()  function in __anon97d149770111::Chain
242   const std::vector<std::pair<Chain *, ChainEdge *>> &edges() const {  in edges()
246   ChainEdge *getEdge(Chain *Other) const {  in getEdge()
254   void removeEdge(Chain *Other) {  in removeEdge()
265   void addEdge(Chain *Other, ChainEdge *Edge) {  in addEdge()
269   void merge(Chain *Other, const std::vector<Block *> &MergedBlocks) {  in merge()
278   void mergeEdges(Chain *Other);
295   std::vector<std::pair<Chain *, ChainEdge *>> Edges;
314   void changeEndpoint(Chain *From, Chain *To) {  in changeEndpoint()
329   bool hasCachedMergeGain(Chain *Src, Chain *Dst) const {  in hasCachedMergeGain()
333   MergeGainTy getCachedMergeGain(Chain *Src, Chain *Dst) const {  in getCachedMergeGain()
337   void setCachedMergeGain(Chain *Src, Chain *Dst, MergeGainTy MergeGain) {  in setCachedMergeGain()
354   Chain *SrcChain{nullptr};
356   Chain *DstChain{nullptr};
369 void Chain::mergeEdges(Chain *Other) {  in mergeEdges()
587     auto compareChainPairs = [](const Chain *A1, const Chain *B1,  in mergeChainPairs()
588                                 const Chain *A2, const Chain *B2) {  in mergeChainPairs()
595       Chain *BestChainPred = nullptr;  in mergeChainPairs()
596       Chain *BestChainSucc = nullptr;  in mergeChainPairs()
684   MergeGainTy getBestMergeGain(Chain *ChainPred, Chain *ChainSucc,  in getBestMergeGain()
762   MergeGainTy computeMergeGain(const Chain *ChainPred, const Chain *ChainSucc,  in computeMergeGain()
811   void mergeChains(Chain *Into, Chain *From, size_t MergeOffset,  in mergeChains()
842     std::vector<Chain *> SortedChains;  in concatChains()
843     DenseMap<const Chain *, double> ChainDensity;  in concatChains()
844     for (auto &Chain : AllChains) {  in concatChains()  local
845       if (!Chain.blocks().empty()) {  in concatChains()
846         SortedChains.push_back(&Chain);  in concatChains()
850         for (auto Block : Chain.blocks()) {  in concatChains()
855         ChainDensity[&Chain] = ExecutionCount / Size;  in concatChains()
861                      [&](const Chain *C1, const Chain *C2) {  in concatChains()
876     for (auto Chain : SortedChains) {  in concatChains()  local
877       for (auto Block : Chain->blocks()) {  in concatChains()
900   std::vector<Chain> AllChains;
906   std::vector<Chain *> HotChains;