+ let as2 =
+ let x = get as1 (Uid.to_int s1.SList.Node.id) in
+ if x == dummy then
+ begin
+ let y = Array.make 10000 dummy_val in
+ set as1 (Uid.to_int s1.SList.Node.id) y;y
+ end
+ else x
+ in
+ set as2 (Uid.to_int s2.SList.Node.id) data
+ end
+
+
+
+ module Fold2Res3 = struct
+ include Hashtbl.Make(struct
+ type t = Tag.t*Formlistlist.t*SList.t*SList.t
+ let equal (a,b,c,d) (x,y,z,t) =
+ a == x && b == y && c == z && d == t
+ let hash (a,b,c,d) = HASHINT4 (a,
+ Uid.to_int b.Formlistlist.Node.id,
+ Uid.to_int c.SList.Node.id,
+ Uid.to_int d.SList.Node.id)
+ end)
+ let add h t f s1 s2 d =
+ add h (t,f,s1,s2) d
+ let find h t f s1 s2 =
+ find h (t,f,s1,s2)
+ end
+
+ module Fold2Res =
+ struct
+ type cell = { key : int;
+ obj : Obj.t }
+ type 'a t = cell array
+ let dummy = { key = 0; obj = Obj.repr () }
+ let create n = Array.create 25000 dummy
+ let hash a b c d = HASHINT4(Obj.magic a,
+ Uid.to_int b.Formlistlist.Node.id,
+ Uid.to_int c.SList.Node.id,
+ Uid.to_int d.SList.Node.id)
+
+ let find_slot t key =
+ let rec loop i =
+ if (t.(i) != dummy) && (t.(i).key != key)
+ then loop ((i+1 mod 25000))
+ else i
+ in loop (key mod 25000)
+ ;;
+
+ let find t k1 k2 k3 k4 =
+ let i = find_slot t (hash k1 k2 k3 k4) in
+ if t.(i) == dummy then raise Not_found
+ else Obj.magic (t.(i).obj)
+
+ let add t k1 k2 k3 k4 v =
+ let key = hash k1 k2 k3 k4 in
+ let i = find_slot t key in
+ t.(i)<- { key = key; obj = (Obj.repr v) }
+