-
-private:
- struct InfoRec {
- unsigned Semi;
- unsigned Size;
- BasicBlock *Label, *Parent, *Child, *Ancestor;
-
- std::vector<BasicBlock*> Bucket;
-
- InfoRec() : Semi(0), Size(0), Label(0), Parent(0), Child(0), Ancestor(0){}
- };
-
- // Vertex - Map the DFS number to the BasicBlock*
- std::vector<BasicBlock*> Vertex;
-
- // Info - Collection of information used during the computation of idoms.
- std::map<BasicBlock*, InfoRec> Info;
-
- unsigned DFSPass(BasicBlock *V, InfoRec &VInfo, unsigned N);
- void Compress(BasicBlock *V, InfoRec &VInfo);
- BasicBlock *Eval(BasicBlock *v);
- void Link(BasicBlock *V, BasicBlock *W, InfoRec &WInfo);
-};