src/ast/simplify-visitor.hh

   1 #ifndef AST_SIMPLIFY_VISITOR_HH
   2 # define AST_SIMPLIFY_VISITOR_HH
   3
   4 # include <vector>
   5
   6 # include <ast/browse-visitor.hh>
   7
   8 namespace ast
   9 {
  10   /**
  11    * @brief transforms an AST to 3 address instructions.
  12    * @sa ast::BrowseVisitor
  13    */
  14   class SimplifyVisitor : public BrowseVisitor
  15   {
  16   public:
  17     typedef BrowseVisitor super_t;
  18
  19     SimplifyVisitor();
  20     virtual ~SimplifyVisitor();
  21
  22     //virtual void visit(Node & node);
  23     //virtual void visit(File & node);
  24     //virtual void visit(Type & node);
  25     /*virtual void visit(Number & node);
  26     virtual void visit(Integer & node);
  27     virtual void visit(Float & node);*/
  28     //virtual void visit(Pointer & node);
  29     //virtual void visit(Enum & node);
  30     //virtual void visit(Array & node);
  31     //virtual void visit(VarDecl & node);
  32     //virtual void visit(Exp & node);
  33     virtual void visit(AssignExp & node);
  34     //virtual void visit(BinaryExp & node);
  35
  36     virtual void visit(EqExp & node);
  37     virtual void visit(NeqExp & node);
  38     virtual void visit(LtExp & node);
  39     virtual void visit(LtEqExp & node);
  40     virtual void visit(GtExp & node);
  41     virtual void visit(GtEqExp & node);
  42     virtual void visit(AddExp & node);
  43     virtual void visit(SubExp & node);
  44     virtual void visit(MulExp & node);
  45     virtual void visit(DivExp & node);
  46     virtual void visit(ModExp & node);
  47
  48     virtual void visit(AndExp & node);
  49     virtual void visit(OrExp & node);
  50     virtual void visit(XorExp & node);
  51
  52     virtual void visit(AndAndExp & node);
  53     virtual void visit(OrOrExp & node);
  54
  55     virtual void visit(ShlExp & node);
  56     virtual void visit(AShrExp & node);
  57     virtual void visit(LShrExp & node);
  58
  59     virtual void visit(NumberExp & node);
  60     virtual void visit(IdExp & node);
  61     virtual void visit(Block & node);
  62     //virtual void visit(Function & node);
  63
  64     virtual void visit(Label & node);
  65     virtual void visit(Goto & node);
  66
  67   protected:
  68     std::string currentId() const;
  69     std::string nextId();
  70
  71     std::vector<Node *> simplifications_;
  72     Exp * replacement_;
  73     int nextId_;
  74   };
  75 }
  76
  77 #endif /* !AST_SIMPLIFY_VISITOR_HH */