33 struct PatternLowering {  struct
42   using ValueMap = llvm::ScopedHashTable<Position *, Value>;
43   using ValueMapScope = llvm::ScopedHashTableScope<Position *, Value>;
111   OpBuilder builder;
114   pdl_interp::FuncOp matcherFunc;
118   ModuleOp rewriterModule;
121   SymbolTable rewriterSymbolTable;
125   ValueMap values;
129   SmallVector<Block *, 8> failureBlockStack;
133   DenseMap<Value, Position *> valueToPosition;
137   SetVector<Value> locOps;
141 PatternLowering::PatternLowering(pdl_interp::FuncOp matcherFunc,  in PatternLowering()  function in PatternLowering