Lines Matching defs:reachable

32 /// Returns a reference to a cached set of blocks that are reachable from the
35 /// reachable blocks; if it returns predecessors of a block, this will return
37 /// considered reachable form itself only if there is a cycle.
46   llvm::SmallPtrSet<Block *, 4> &reachable = it->second;
52       // The block is reachable from its transitive predecessors. Only add
54       if (reachable.insert(predecessor).second)
58   return reachable;
283     // intersection of blocks reachable from "from" and blocks from which "to"
289     llvm::SmallPtrSet<Block *, 4> reachable(getReachable(from));
290     llvm::set_intersect(reachable, sources);
295       reachable.insert(from);
300     for (Block *block : reachable) {
309   /// Popualtes `reachable` with the set of blocks that are rechable from the
310   /// given block. A block is considered reachable from itself if there is a
318   /// reachable.
376   /// Caches for sets of reachable blocks.