405 struct table_elt  struct
409   struct table_elt *next_same_hash;  argument
410   struct table_elt *prev_same_hash;  argument
411   struct table_elt *next_same_value;  argument
412   struct table_elt *prev_same_value;  argument
413   struct table_elt *first_same_value;  argument
414   struct table_elt *related_value;  argument
415   int cost;
416   int regcost;
420   char in_memory;
421   char is_const;
422   char flag;