460   int              intersects_at(Range* r) const;

   460   int              intersects_at(Range* r) const;

   461 

   461 

   462  public:

   462  public:

   463   Range(int from, int to, Range* next);

   463   Range(int from, int to, Range* next);

   464 

   464 

   466   static Range*    end()                         { return _end; }

   466   static Range*    end()                         { return _end; }

   467 

   467 

   468   int              from() const                  { return _from; }

   468   int              from() const                  { return _from; }

   469   int              to()   const                  { return _to; }

   469   int              to()   const                  { return _to; }

   470   Range*           next() const                  { return _next; }

   470   Range*           next() const                  { return _next; }

   527   int              calc_to();

   527   int              calc_to();

   528   Interval*        new_split_child();

   528   Interval*        new_split_child();

   529  public:

   529  public:

   530   Interval(int reg_num);

   530   Interval(int reg_num);

   531 

   531 

   533   static Interval* end()                         { return _end; }

   533   static Interval* end()                         { return _end; }

   534 

   534 

   535   // accessors

   535   // accessors

   536   int              reg_num() const               { return _reg_num; }

   536   int              reg_num() const               { return _reg_num; }

   537   void             set_reg_num(int r)            { assert(_reg_num == -1, "cannot change reg_num"); _reg_num = r; }

   537   void             set_reg_num(int r)            { assert(_reg_num == -1, "cannot change reg_num"); _reg_num = r; }