end =
struct
type t = int
- let make = let id = ref ~-1 in
- fun () -> incr id; !id
+ let make =
+ let id = ref ~-1 in
+ fun () -> incr id; !id
let compare = (-)
let equal = (==)
if x < 0 then failwith (Printf.sprintf "State: Assertion %i < 0 failed" x)
end
-module StateSet = Ptset.Int
-
+module StateSet =
+struct
+ include Ptset.Make ( struct type t = int
+ type data = t
+ external hash : t -> int = "%identity"
+ external uid : t -> Uid.t = "%identity"
+ external equal : t -> t -> bool = "%eq"
+ external make : t -> int = "%identity"
+ external node : t -> int = "%identity"
+ external with_id : Uid.t -> t = "%identity"
+ end
+ )
+ let print ppf s =
+ Format.pp_print_string ppf "{ ";
+ iter (fun i -> Format.fprintf ppf "%i " i) s;
+ Format.pp_print_string ppf "}";
+ Format.pp_print_flush ppf ()
+end
+
module Formula =
struct
type 'hcons expr =
end
-module TransTable = Hashtbl
-
module Formlist = struct
include Hlist.Make(Transition)
let print ppf fl =
type 'a t = {
id : int;
- mutable states : Ptset.Int.t;
- init : Ptset.Int.t;
- starstate : Ptset.Int.t option;
+ mutable states : StateSet.t;
+ init : StateSet.t;
+ starstate : StateSet.t option;
(* Transitions of the Alternating automaton *)
trans : (State.t,(TagSet.t*Transition.t) list) Hashtbl.t;
query_string: string;
val merge : merge_conf -> elt -> t -> t -> t
val mk_quick_tag_loop : (elt -> elt -> 'a*t array) -> 'a -> int -> Tree.t -> Tag.t -> (elt -> elt -> 'a*t array)
val mk_quick_star_loop : (elt -> elt -> 'a*t array) -> 'a -> int -> Tree.t -> (elt -> elt -> 'a*t array)
+
end
module Integer : ResultSet =
else 0
let merge conf t res1 res2 =
match conf with
- NO -> 0
+ | NO -> 0
| ONLY1 -> res1
| ONLY2 -> res2
| ONLY12 -> res1+res2
| MARK1 -> res1+1
| MARK2 -> res2+1
| MARK12 -> res1+res2+1
+ let merge conf _ res1 res2 =
+ let conf = Obj.magic conf in
+ (conf lsr 2) + ((conf land 0b10) lsr 1)*res2 + (conf land 0b1)*res1
+
let mk_quick_tag_loop _ sl ss tree tag = ();
fun t ctx ->
let mk_quick_star_loop _ sl ss tree = ();
fun t ctx ->
(sl, Array.make ss (Tree.subtree_elements tree t))
-
+
end
module IdSet : ResultSet=
INCLUDE "html_trace.ml"
END
- let mk_fun f s = D_IGNORE_(register_funname f s,f)
- let mk_app_fun f arg s = let g = f arg in
- D_IGNORE_(register_funname g ((get_funname f) ^ " " ^ s), g)
- let mk_app_fun f arg _ = f arg
- let mk_app_fun2 f arg1 arg2 s = let g = f arg1 arg2 in
- D_IGNORE_(register_funname g ((get_funname f) ^ " " ^ s), g)
-(* let mk_app_fun2 f arg1 arg2 s = Printf.eprintf "Building f2 %s\n%!" s; f arg1 arg2 *)
+ module Trace =
+ struct
+ module HFname = Hashtbl.Make (struct
+ type t = Obj.t
+ let hash = Hashtbl.hash
+ let equal = (==)
+ end)
+
+ let h_fname = HFname.create 401
+
+ let register_funname f s =
+ HFname.add h_fname (Obj.repr f) s
+ let get_funname f = try HFname.find h_fname (Obj.repr f) with _ -> "[anon_fun]"
+
+
+
+ let mk_fun f s = register_funname f s;f
+ let mk_app_fun f arg s =
+ let g = f arg in
+ register_funname g ((get_funname f) ^ " " ^ s); g
+ let mk_app_fun2 f arg1 arg2 s =
+ let g = f arg1 arg2 in
+ register_funname g ((get_funname f) ^ " " ^ s); g
+
+ end
let string_of_ts tags = (Ptset.Int.fold (fun t a -> a ^ " " ^ (Tag.to_string t) ) tags "{")^ " }"
if Ptset.Int.is_empty cl then
if Ptset.Int.is_singleton ll then
let tag = Ptset.Int.choose ll in
- (`TAG(tag),mk_app_fun f_tn tag (Tag.to_string tag))
+ (`TAG(tag),Trace.mk_app_fun f_tn tag (Tag.to_string tag))
else
- (`MANY(ll),mk_app_fun f_sn ll (string_of_ts ll))
+ (`MANY(ll),Trace.mk_app_fun f_sn ll (string_of_ts ll))
else if Ptset.Int.is_empty ll then
if Ptset.Int.is_singleton cl then
let tag = Ptset.Int.choose cl in
- (`TAG(tag),mk_app_fun f_t1 tag (Tag.to_string tag))
+ (`TAG(tag),Trace.mk_app_fun f_t1 tag (Tag.to_string tag))
else
- (`MANY(cl),mk_app_fun f_s1 cl (string_of_ts cl))
+ (`MANY(cl),Trace.mk_app_fun f_s1 cl (string_of_ts cl))
else
- (`ANY,mk_app_fun2 f_s1n cl ll ((string_of_ts cl) ^ " " ^ (string_of_ts ll)))
+ (`ANY,Trace.mk_app_fun2 f_s1n cl ll ((string_of_ts cl) ^ " " ^ (string_of_ts ll)))
| _ -> assert false
let choose_jump_down tree d =
choose_jump d
- (mk_fun (fun _ -> Tree.nil) "Tree.mk_nil")
- (mk_fun (Tree.tagged_child tree) "Tree.tagged_child")
- (mk_fun (Tree.select_child tree) "Tree.select_child")
- (mk_fun (Tree.tagged_descendant tree) "Tree.tagged_desc")
- (mk_fun (Tree.select_descendant tree) "Tree.select_desc")
- (mk_fun (fun _ _ -> Tree.first_child tree) "[FIRSTCHILD]Tree.select_child_desc")
- (mk_fun (Tree.first_element tree) "Tree.first_element")
- (mk_fun (Tree.first_child tree) "Tree.first_child")
+ (Trace.mk_fun (fun _ -> Tree.nil) "Tree.mk_nil")
+ (Trace.mk_fun (Tree.tagged_child tree) "Tree.tagged_child")
+ (Trace.mk_fun (Tree.select_child tree) "Tree.select_child")
+ (Trace.mk_fun (Tree.tagged_descendant tree) "Tree.tagged_desc")
+ (Trace.mk_fun (Tree.select_descendant tree) "Tree.select_desc")
+ (Trace.mk_fun (fun _ _ -> Tree.first_child tree) "[FIRSTCHILD]Tree.select_child_desc")
+ (Trace.mk_fun (Tree.first_element tree) "Tree.first_element")
+ (Trace.mk_fun (Tree.first_child tree) "Tree.first_child")
let choose_jump_next tree d =
choose_jump d
- (mk_fun (fun _ _ -> Tree.nil) "Tree.mk_nil2")
- (mk_fun (Tree.tagged_following_sibling_below tree) "Tree.tagged_sibling_ctx")
- (mk_fun (Tree.select_following_sibling_below tree) "Tree.select_sibling_ctx")
- (mk_fun (Tree.tagged_following_below tree) "Tree.tagged_foll_ctx")
- (mk_fun (Tree.select_following_below tree) "Tree.select_foll_ctx")
- (mk_fun (fun _ _ -> Tree.next_sibling_below tree) "[NEXTSIBLING]Tree.select_sibling_foll_ctx")
- (mk_fun (Tree.next_element_below tree) "Tree.next_element_ctx")
- (mk_fun (Tree.next_sibling_below tree) "Tree.node_sibling_ctx")
+ (Trace.mk_fun (fun _ _ -> Tree.nil) "Tree.mk_nil2")
+ (Trace.mk_fun (Tree.tagged_following_sibling_below tree) "Tree.tagged_sibling_ctx")
+ (Trace.mk_fun (Tree.select_following_sibling_below tree) "Tree.select_sibling_ctx")
+ (Trace.mk_fun (Tree.tagged_following_below tree) "Tree.tagged_foll_ctx")
+ (Trace.mk_fun (Tree.select_following_below tree) "Tree.select_foll_ctx")
+ (Trace.mk_fun (fun _ _ -> Tree.next_sibling_below tree) "[NEXTSIBLING]Tree.select_sibling_foll_ctx")
+ (Trace.mk_fun (Tree.next_element_below tree) "Tree.next_element_ctx")
+ (Trace.mk_fun (Tree.next_sibling_below tree) "Tree.node_sibling_ctx")
-
- module TransCache =
- struct
- external get : 'a array -> int ->'a = "%array_unsafe_get"
- external set : 'a array -> int -> 'a -> unit = "%array_unsafe_set"
- type fun_tree = [`Tree] Tree.node -> [`Tree] Tree.node -> Tag.t -> SList.t -> bool -> SList.t*RS.t array
+
+
+ module CodeCache =
+ struct
+ let get = Array.unsafe_get
+ let set = Array.set
+
+ type fun_tree = [`Tree] Tree.node -> [`Tree] Tree.node -> SList.t -> Tag.t -> bool -> SList.t*RS.t array
type t = fun_tree array array
- let dummy_cell = [||]
- let create n = Array.create n dummy_cell
- let dummy = fun _ _ _ _ _ -> assert false
- let default = ref dummy
- let find h tag slist =
- let tab = get h (Uid.to_int slist.SList.Node.id) in
- if tab == dummy_cell then !default
- else
- get tab tag
- let add (h : t) tag slist (data : fun_tree) =
+ let dummy = fun _ _ _ _ _ -> failwith "Uninitializd CodeCache"
+ let default_line = Array.create 1024 dummy (* 1024 = max_tag *)
+ let create n = Array.create n default_line
+ let init f =
+ for i = 0 to (Array.length default_line) - 1
+ do
+ default_line.(i) <- f
+ done
+
+ let get_fun h slist tag =
+ get (get h (Uid.to_int slist.SList.Node.id)) tag
+
+ let set_fun (h : t) slist tag (data : fun_tree) =
let tab = get h (Uid.to_int slist.SList.Node.id) in
- let tab = if tab == dummy_cell then
- let x = Array.create 10000 !default in
+ let line = if tab == default_line then
+ let x = Array.copy tab in
(set h (Uid.to_int slist.SList.Node.id) x;x)
else tab
in
- set tab tag data
- let dump t = Array.iteri (fun id t' ->
- if t' != dummy_cell then
- begin
- let sl = SList.with_id (Uid.of_int id) in
- SList.print Format.err_formatter sl;
- Format.fprintf Format.err_formatter " -> [ ";
- Array.iteri
- (fun i x -> if x != !default then
- Format.fprintf Format.err_formatter "(%s,0x%x) "
- (Tag.to_string i) (Obj.magic x)) t';
- Format.fprintf Format.err_formatter " ]\n%!"
-
- end) t
+ set line tag data
+
end
-
-
- let td_trans = TransCache.create 10000 (* should be number of tags *number of states^2
- in the document *)
let empty_size n =
let rec loop acc = function 0 -> acc
module Fold2Res = struct
- external get : 'a array -> int ->'a = "%array_unsafe_get"
- external set : 'a array -> int -> 'a -> unit = "%array_unsafe_set"
- external field1 : 'a -> 'b = "%field1"
- type 'a t = 'a array array array array
- let dummy = [||]
- let dummy_val : 'a =
- let v = Obj.repr ((),2,()) in
- Obj.magic v
-
-
- let create n = Array.create n dummy
- let find h tag fl s1 s2 =
- let af = get h tag in
- if af == dummy then raise Not_found
- else
- let as1 = get af (Uid.to_int fl.Formlistlist.Node.id) in
- if as1 == dummy then raise Not_found
- else
- let as2 = get as1 (Uid.to_int s1.SList.Node.id) in
- if as2 == dummy then raise Not_found
- else
- let v = get as2 (Uid.to_int s2.SList.Node.id) in
- if field1 v == 2 then raise Not_found
- else
- v
+ let get = Array.unsafe_get
+ let set = Array.set
+ external field1 : Obj.t -> int = "%field1"
+ type t = Obj.t array array array array
+ let dummy_val = Obj.repr ((),2,())
+
+ let default_line3 = Array.create BIG_A_SIZE dummy_val
+ let default_line2 = Array.create BIG_A_SIZE default_line3
+ let default_line1 = Array.create BIG_A_SIZE default_line2
+ let create n = Array.create n default_line1
- let add h tag fl s1 s2 data =
- let af =
- let x = get h tag in
- if x == dummy then
- begin
- let y = Array.make 10000 dummy in
- set h tag y;y
- end
- else x
- in
- let as1 =
- let x = get af (Uid.to_int fl.Formlistlist.Node.id) in
- if x == dummy then
- begin
- let y = Array.make 10000 dummy in
- set af (Uid.to_int fl.Formlistlist.Node.id) y;y
- end
- else x
- in
- 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
+ let find h tag fl s1 s2 : SList.t*bool*(merge_conf array) =
+ let l1 = get h tag in
+ let l2 = get l1 (Uid.to_int fl.Formlistlist.Node.id) in
+ let l3 = get l2 (Uid.to_int s1.SList.Node.id) in
+ Obj.magic (get l3 (Uid.to_int s2.SList.Node.id))
+
+ let is_valid b = (Obj.magic b) != 2
+ let get_replace tab idx default =
+ let e = get tab idx in
+ if e == default then
+ let ne = Array.copy e in (set tab idx ne;ne)
+ else e
+
+ let add h tag fl s1 s2 (data: SList.t*bool*(merge_conf array)) =
+ let l1 = get_replace h tag default_line1 in
+ let l2 = get_replace l1 (Uid.to_int fl.Formlistlist.Node.id) default_line2 in
+ let l3 = get_replace l2 (Uid.to_int s1.SList.Node.id) default_line3 in
+ set l3 (Uid.to_int s2.SList.Node.id) (Obj.repr data)
end
-
-
- let h_fold2 = Fold2Res.create 10000
+
+
- let top_down ?(noright=false) a tree t slist ctx slot_size =
+ let top_down ?(noright=false) a tree t slist ctx slot_size td_trans h_fold2=
let pempty = empty_size slot_size in
let rempty = Array.make slot_size RS.empty in
(* evaluation starts from the right so we put sl1,res1 at the end *)
let eval_fold2_slist fll t tag (sl2,res2) (sl1,res1) =
let res = Array.copy rempty in
- try
- let r,b,btab = Fold2Res.find h_fold2 tag fll sl1 sl2 in
- if b then for i=0 to slot_size - 1 do
- res.(0) <- RS.merge btab.(0) t res1.(0) res2.(0);
- done;
- r,res
- with
- Not_found ->
- begin
- let btab = Array.make slot_size NO in
- let rec fold l1 l2 fll i aq ab =
- match fll.Formlistlist.Node.node,
- l1.SList.Node.node,
- l2.SList.Node.node
- with
- | Formlistlist.Cons(fl,fll),
- SList.Cons(s1,ll1),
- SList.Cons(s2,ll2) ->
- let r',conf = eval_formlist tag s1 s2 fl in
- let _ = btab.(i) <- conf
- in
- fold ll1 ll2 fll (i+1) (SList.cons r' aq) ((conf!=NO)||ab)
- | _ -> aq,ab
- in
- let r,b = fold sl1 sl2 fll 0 SList.nil false in
- Fold2Res.add h_fold2 tag fll sl1 sl2 (r,b,btab);
- if b then for i=0 to slot_size - 1 do
- res.(i) <- RS.merge btab.(i) t res1.(i) res2.(i);
- done;
- r,res;
- end
+ let r,b,btab = Fold2Res.find h_fold2 tag fll sl1 sl2 in
+ if Fold2Res.is_valid b then
+ begin
+ if b then for i=0 to slot_size - 1 do
+ res.(0) <- RS.merge btab.(0) t res1.(0) res2.(0);
+ done;
+ r,res
+ end
+ else
+ begin
+ let btab = Array.make slot_size NO in
+ let rec fold l1 l2 fll i aq ab =
+ match fll.Formlistlist.Node.node,
+ l1.SList.Node.node,
+ l2.SList.Node.node
+ with
+ | Formlistlist.Cons(fl,fll),
+ SList.Cons(s1,ll1),
+ SList.Cons(s2,ll2) ->
+ let r',conf = eval_formlist tag s1 s2 fl in
+ let _ = btab.(i) <- conf
+ in
+ fold ll1 ll2 fll (i+1) (SList.cons r' aq) ((conf!=NO)||ab)
+ | _ -> aq,ab
+ in
+ let r,b = fold sl1 sl2 fll 0 SList.nil false in
+ Fold2Res.add h_fold2 tag fll sl1 sl2 (r,b,btab);
+ if b then for i=0 to slot_size - 1 do
+ res.(i) <- RS.merge btab.(i) t res1.(i) res2.(i);
+ done;
+ r,res;
+ end
in
let null_result = (pempty,Array.copy rempty) in
- let rec loop t ctx _ slist =
- if t == Tree.nil then null_result else
- let tag = Tree.tag tree t in (TransCache.find td_trans tag slist) t ctx tag slist false
+ let empty_res = null_result in
- and loop_tag t ctx tag slist =
- if t == Tree.nil then null_result else (TransCache.find td_trans tag slist) t ctx tag slist false
-
- and loop_no_right t ctx _ slist =
+ let rec loop t ctx slist _ =
+ if t == Tree.nil then null_result else
+ let tag = Tree.tag tree t in
+ (CodeCache.get_fun td_trans slist tag) t ctx slist tag false
+ (* get_trans t ctx slist tag false
+ (CodeCache.get_opcode td_trans slist tag)
+ *)
+ and loop_tag t ctx slist tag =
if t == Tree.nil then null_result else
- let tag = Tree.tag tree t in (TransCache.find td_trans tag slist) t ctx tag slist true
-
- and mk_trans t ctx tag slist noright =
+ (CodeCache.get_fun td_trans slist tag) t ctx slist tag false
+ (* get_trans t ctx slist tag false
+ (CodeCache.get_opcode td_trans slist tag) *)
+
+ and loop_no_right t ctx slist _ =
+ if t == Tree.nil then null_result else
+ let tag = Tree.tag tree t in
+ (CodeCache.get_fun td_trans slist tag) t ctx slist tag true
+ (* get_trans t ctx slist tag true
+ (CodeCache.get_opcode td_trans slist tag) *)
+ (*
+ and get_trans t ctx slist tag noright opcode =
+ match opcode with
+ | OpCode.K0 fll ->
+ eval_fold2_slist fll t tag empty_res empty_res
+
+ | OpCode.K1 (fll,first,llist,tag1) ->
+ eval_fold2_slist fll t tag empty_res
+ (loop_tag (first t) t llist tag1)
+
+ | OpCode.K2 (fll,first,llist) ->
+ eval_fold2_slist fll t tag empty_res
+ (loop (first t) t llist)
+
+ | OpCode.K3 (fll,next,rlist,tag2) ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ empty_res
+ | OpCode.K4 (fll,next,rlist) ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist)
+ empty_res
+
+ | OpCode.K5 (fll,next,rlist,tag2,first,llist,tag1) ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop_tag (first t) t llist tag1)
+
+ | OpCode.K6 (fll,next,rlist,first,llist,tag1) ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist)
+ (loop_tag (first t) t llist tag1)
+
+ | OpCode.K7 (fll,next,rlist,tag2,first,llist) ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop (first t) t llist)
+
+ | OpCode.K8 (fll,next,rlist,first,llist) ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist)
+ (loop (first t) t llist)
+
+ | OpCode.KDefault _ ->
+ mk_trans t ctx tag slist noright
+ *)
+ and mk_trans t ctx slist tag noright =
let fl_list,llist,rlist,ca,da,sa,fa =
SList.fold
(fun set (fll_acc,lllacc,rllacc,ca,da,sa,fa) -> (* For each set *)
and n_kind,next = if noright then (`NIL, fun _ _ -> Tree.nil )
else choose_jump_next tree d_n in
let empty_res = null_result in
+ let fll = fl_list in
let cont =
match f_kind,n_kind with
- | `NIL,`NIL ->
- (fun t _ tag _ _ -> eval_fold2_slist fl_list t tag empty_res empty_res)
+ | `NIL,`NIL -> (*OpCode.K0(fl_list) *)
+ fun t _ _ tag _ -> eval_fold2_slist fll t tag empty_res empty_res
+
| _,`NIL -> (
match f_kind with
- |`TAG(tag') ->
- fun t _ tag _ _ -> eval_fold2_slist fl_list t tag empty_res
- (loop_tag (first t) t tag' llist )
- | _ ->
- (fun t _ tag _ _ -> eval_fold2_slist fl_list t tag empty_res
- (loop (first t) t Tag.dummy llist ))
+ |`TAG(tag1) -> (*OpCode.K1(fl_list,first,llist,tag1) *)
+ fun t _ _ tag _ -> eval_fold2_slist fll t tag empty_res
+ (loop_tag (first t) t llist tag1)
+ | _ -> (* OpCode.K2(fl_list,first,llist) *)
+ fun t _ _ tag _ -> eval_fold2_slist fll t tag empty_res
+ (loop (first t) t llist tag)
)
| `NIL,_ -> (
match n_kind with
- |`TAG(tag') ->
- if SList.equal rlist slist && tag == tag' then
- let rec loop t ctx _ _ _ =
- if t == Tree.nil then empty_res else
- let res2 = loop (next t ctx) ctx Tag.dummy slist false in
- eval_fold2_slist fl_list t tag res2 empty_res
- in loop
- else
- (fun t ctx tag _ _ -> eval_fold2_slist fl_list t tag
- (loop_tag (next t ctx) ctx tag' rlist) empty_res)
-
- | _ ->
- (fun t ctx tag _ _ -> eval_fold2_slist fl_list t tag
- (loop (next t ctx) ctx Tag.dummy rlist ) empty_res)
+ |`TAG(tag2) -> (*OpCode.K3(fl_list,next,rlist,tag2) *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ empty_res
+
+ | _ -> (*OpCode.K4(fl_list,next,rlist) *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist tag)
+ empty_res
+
)
- | `TAG(tag1),`TAG(tag2) ->
- (fun t ctx tag _ _ ->
- eval_fold2_slist fl_list t tag
- (loop_tag (next t ctx) ctx tag2 rlist)
- (loop_tag (first t) t tag1 llist))
+ | `TAG(tag1),`TAG(tag2) -> (*OpCode.K5(fl_list,next,rlist,tag2,first,llist,tag1) *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop_tag (first t) t llist tag1)
- | `TAG(tag'),`ANY ->
- (fun t ctx tag _ _ ->
- eval_fold2_slist fl_list t tag
- (loop (next t ctx) ctx Tag.dummy rlist)
- (loop_tag (first t) t tag' llist))
-
- | `ANY,`TAG(tag') ->
- (fun t ctx tag _ _ ->
- eval_fold2_slist fl_list t tag
- (loop_tag (next t ctx) ctx tag' rlist )
- (loop (first t) t Tag.dummy llist))
+ | `TAG(tag1),`ANY -> (* OpCode.K6(fl_list,next,rlist,first,llist,tag1) *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist tag)
+ (loop_tag (first t) t llist tag1)
+
+ | `ANY,`TAG(tag2) -> (* OpCode.K7(fl_list,next,rlist,tag2,first,llist) *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop (first t) t llist tag)
+
- | `ANY,`ANY ->
- (*if SList.equal slist rlist && SList.equal slist llist
- then
- let rec loop t ctx =
- if t == Tree.nil then empty_res else
- let r1 = loop (first t) t
- and r2 = loop (next t ctx) ctx
- in
- eval_fold2_slist fl_list t (Tree.tag tree t) r2 r1
- in loop
- else *)
- (fun t ctx tag _ _ ->
- eval_fold2_slist fl_list t tag
- (loop (next t ctx) ctx Tag.dummy rlist )
- (loop (first t) t Tag.dummy llist))
- | _,_ ->
- (fun t ctx tag _ _ ->
- eval_fold2_slist fl_list t tag
- (loop (next t ctx) ctx Tag.dummy rlist)
- (loop (first t) t Tag.dummy llist ))
-
- in
- (* let cont = D_IF_( (fun t ctx tag ->
- let a,b = cont t ctx tag in
- register_trace tree t (slist,a,fl_list,first,next,ctx);
- (a,b)
- ) ,cont)
- in *)
- (TransCache.add td_trans tag slist cont; cont t ctx tag slist noright)
+ | _,_ -> (*OpCode.K8(fl_list,next,rlist,first,llist) *)
+ (*if SList.equal slist rlist && SList.equal slist llist
+ then
+ let rec loop t ctx =
+ if t == Tree.nil then empty_res else
+ let r1 = loop (first t) t
+ and r2 = loop (next t ctx) ctx
+ in
+ eval_fold2_slist fl_list t (Tree.tag tree t) r2 r1
+ in loop
+ else *)
+ fun t ctx _ tag _ ->
+ eval_fold2_slist fll t tag
+ (loop (next t ctx) ctx rlist tag)
+ (loop (first t) t llist tag)
+
+
+
+ in
+ CodeCache.set_fun td_trans slist tag cont;
+ cont t ctx slist tag noright
in
- let _ = TransCache.default := mk_trans in
- (if noright then loop_no_right else loop) t ctx Tag.document_node slist
+ let _ = CodeCache.init mk_trans in
+ (if noright then loop_no_right else loop) t ctx slist Tag.dummy
- let run_top_down a tree =
- let init = SList.cons a.init SList.nil in
- let _,res = top_down a tree Tree.root init Tree.root 1
- in
- D_IGNORE_(
- output_trace a tree "trace.html"
- (RS.fold (fun t a -> IntSet.add (Tree.id tree t) a) res.(0) IntSet.empty),
+
+ let run_top_down a tree =
+ let init = SList.cons a.init SList.nil in
+ let _,res = top_down a tree Tree.root init Tree.root 1 (CodeCache.create BIG_A_SIZE) (Fold2Res.create 1024)
+ in
+ D_IGNORE_(
+ output_trace a tree "trace.html"
+ (RS.fold (fun t a -> IntSet.add (Tree.id tree t) a) res.(0) IntSet.empty),
res.(0))
- ;;
+ ;;
+
+
+
+
+
+ module Code3Cache =
+ struct
+ let get = Array.get
+ let set = Array.set
+ let realloc a new_size default =
+ let old_size = Array.length a in
+ if old_size == new_size then a
+ else if new_size == 0 then [||]
+ else let na = Array.create new_size default in
+ Array.blit a 0 na 0 old_size;na
+
+ type fun_tree = [`Tree] Tree.node -> [`Tree] Tree.node -> StateSet.t -> Tag.t -> StateSet.t*RS.t
+ and t = { mutable table : fun_tree array array;
+ mutable default_elm : fun_tree;
+ mutable default_line : fun_tree array;
+ (* statistics *)
+ mutable access : int;
+ mutable miss : int;
+ }
+
+
+ let create () =
+ { table = [||];
+ default_elm = (fun _ _ _ _ -> failwith "Uninitialized Code3Cache.t structure\n");
+ default_line = [||];
+ access = 0;
+ miss = 0 }
+
+ let init h f =
+ let default_line = Array.create SMALL_A_SIZE f in
+ begin
+ h.table <- Array.create SMALL_A_SIZE default_line;
+ h.default_elm <- f;
+ h.default_line <- default_line;
+ h.access <- 0;
+ h.miss <- 0
+ end
+
+ let next_power_of_2 n =
+ let rec loop i acc =
+ if acc == 0 then i
+ else loop (i+1) (acc lsr 1)
+ in
+ 1 lsl (loop 0 n)
+
+ let get_fun h slist tag =
+ let _ = h.access <- h.access + 1 in
+ let idx = Uid.to_int slist.StateSet.Node.id in
+ let line =
+ if idx >= Array.length h.table then
+ let new_tab = realloc h.table (next_power_of_2 idx) h.default_line in
+ let _ = h.miss <- h.miss + 1; h.table <- new_tab in h.default_line
+ else Array.unsafe_get h.table idx
+ in
+ if tag >= Array.length line then
+ let new_line = realloc line (next_power_of_2 tag) h.default_elm in
+ let _ = h.miss <- h.miss + 1; Array.unsafe_set h.table idx new_line in h.default_elm
+ else Array.unsafe_get line tag
+
+ let set_fun (h : t) slist tag (data : fun_tree) =
+ let idx = Uid.to_int slist.StateSet.Node.id in
+ let line =
+ if idx >= Array.length h.table then
+ let new_tab = realloc h.table (next_power_of_2 idx) h.default_line in
+ let _ = h.table <- new_tab in h.default_line
+ else Array.unsafe_get h.table idx
+ in
+ let line = if line == h.default_line then
+ let l = Array.copy line in Array.unsafe_set h.table idx l;l
+ else line in
+ let line = if tag >= Array.length line then
+ let new_line = realloc line (next_power_of_2 tag) h.default_elm in
+ let _ = Array.unsafe_set h.table idx new_line in new_line
+ else line
+ in
+ Array.unsafe_set line tag data
+
+
+ let dump h = Array.iteri
+ (fun id line -> if line != h.default_line then
+ begin
+ StateSet.print Format.err_formatter (StateSet.with_id (Uid.of_int id));
+ Format.fprintf Format.err_formatter " -> ";
+ Array.iteri (fun tag clos ->
+ if clos != h.default_elm then
+ Format.fprintf Format.err_formatter " (%s,%s) "
+ (Tag.to_string tag) (Trace.get_funname clos)) line;
+ Format.fprintf Format.err_formatter "\n%!"
+ end
+ ) h.table;
+ Format.fprintf Format.err_formatter "Cache hits: %i, Cache misses: %i, ratio = %f\n%!"
+ h.access h.miss ((float_of_int h.miss)/. (float_of_int h.access));
+ Format.fprintf Format.err_formatter "Size: %i kb\n%!"
+ (((2+(Array.length h.default_line)+
+ (Array.fold_left (fun acc l ->acc + (if l == h.default_line then 0 else Array.length l))
+ (Array.length h.table) h.table)) * Sys.word_size) / 1024)
+
+ end
+
+ module StaticEnv =
+ struct
+
+ type t = { stack : Obj.t array;
+ mutable top : int; }
+
+ let create () = { stack = Array.create BIG_A_SIZE (Obj.repr 0); top = 0 }
+ let add t e =
+ let _ = if t.top >= Array.length t.stack then failwith "Static Env overflow" in
+ let i = t.top in Array.unsafe_set t.stack i e; t.top <- i + 1; i
+
+ let get t i :'a = Obj.magic (Array.unsafe_get t.stack i)
+ end
+
+ module Fold3Res = struct
+ let get = Array.unsafe_get
+ let set = Array.set
+ external field1 : Obj.t -> int = "%field1"
+ type t = Obj.t array array array array
+ let dummy_val = Obj.repr ((),2,())
+
+ let default_line3 = Array.create 1024 dummy_val
+ let default_line2 = Array.create BIG_A_SIZE default_line3
+ let default_line1 = Array.create BIG_A_SIZE default_line2
+
+ let create n = Array.create n default_line1
+
+ let find h tag fl s1 s2 : StateSet.t*bool*merge_conf =
+ let l1 = get h (Uid.to_int fl.Formlist.Node.id) in
+ let l2 = get l1 (Uid.to_int s1.StateSet.Node.id) in
+ let l3 = get l2 (Uid.to_int s2.StateSet.Node.id) in
+ Obj.magic (get l3 tag)
+
+ let is_valid b = b != (Obj.magic dummy_val)
+ let get_replace tab idx default =
+ let e = get tab idx in
+ if e == default then
+ let ne = Array.copy e in (set tab idx ne;ne)
+ else e
+
+ let add h tag fl s1 s2 (data: StateSet.t*bool*merge_conf) =
+ let l1 = get_replace h (Uid.to_int fl.Formlist.Node.id) default_line1 in
+ let l2 = get_replace l1 (Uid.to_int s1.StateSet.Node.id) default_line2 in
+ let l3 = get_replace l2 (Uid.to_int s2.StateSet.Node.id) default_line3 in
+ set l3 tag (Obj.repr data)
+ end
+
+
+ let empty_res = StateSet.empty,RS.empty
+
+ let top_down1 a tree t slist ctx td_trans h_fold2 =
+ (* evaluation starts from the right so we put sl1,res1 at the end *)
+ let env = StaticEnv.create () in
+ let slist_reg = ref StateSet.empty in
+ let eval_fold2_slist fll t tag (sl2,res2) (sl1,res1) =
+ let data = Fold3Res.find h_fold2 tag fll sl1 sl2 in
+ if Fold3Res.is_valid data then
+ let r,b,conf = data in
+ (r,if b then RS.merge conf t res1 res2 else RS.empty)
+ else
+ let r,conf = eval_formlist tag sl1 sl2 fll in
+ let b = conf <> NO in
+ (Fold3Res.add h_fold2 tag fll sl1 sl2 (r,b,conf);
+ (r, if b then RS.merge conf t res1 res2 else RS.empty))
+
+ in
+ let loop t ctx slist _ =
+ if t == Tree.nil then empty_res else
+ let tag = Tree.tag tree t in
+ (Code3Cache.get_fun td_trans slist tag) t ctx slist tag
+
+ in
+ let loop_tag t ctx slist tag =
+ if t == Tree.nil then empty_res else
+ (Code3Cache.get_fun td_trans slist tag) t ctx slist tag
+
+ in
+ let mk_trans t ctx slist tag =
+ let fl_list,llist,rlist,ca,da,sa,fa =
+ StateSet.fold
+ (fun q acc ->
+ List.fold_left
+ (fun ((fl_acc,ll_acc,rl_acc,c_acc,d_acc,s_acc,f_acc) as acc)
+ (ts,t) ->
+ if (TagSet.mem tag ts)
+ then
+ let _,_,_,f,_ = t.Transition.node in
+ let (child,desc,below),(sibl,foll,after) = Formula.st f in
+ (Formlist.cons t fl_acc,
+ StateSet.union ll_acc below,
+ StateSet.union rl_acc after,
+ StateSet.union child c_acc,
+ StateSet.union desc d_acc,
+ StateSet.union sibl s_acc,
+ StateSet.union foll f_acc)
+ else acc ) acc (
+ try Hashtbl.find a.trans q
+ with
+ Not_found -> Printf.eprintf "Looking for state %i, doesn't exist!!!\n%!"
+ q;[]
+ )
+
+ ) slist (Formlist.nil,StateSet.empty,StateSet.empty,
+ StateSet.empty,StateSet.empty,StateSet.empty,StateSet.empty)
+
+ in
+ (* Logic to chose the first and next function *)
+ let tags_child,tags_below,tags_siblings,tags_after = Tree.tags tree tag in
+ let d_f = Algebra.decide a tags_child tags_below (StateSet.union ca da) true in
+ let d_n = Algebra.decide a tags_siblings tags_after (StateSet.union sa fa) false in
+ let f_kind,first = choose_jump_down tree d_f
+ and n_kind,next = choose_jump_next tree d_n in
+
+ let cont =
+ match f_kind,n_kind with
+ | `NIL,`NIL ->
+ fun t _ _ tag -> eval_fold2_slist fl_list t tag empty_res empty_res
+
+ | _,`NIL -> (
+ match f_kind with
+ |`TAG(tag1) ->
+ (fun t _ _ tag -> eval_fold2_slist fl_list t tag empty_res
+ (loop_tag (first t) t llist tag1))
+ | _ ->
+ fun t _ _ tag -> eval_fold2_slist fl_list t tag empty_res
+ (loop (first t) t llist tag)
+ )
+ | `NIL,_ -> (
+ match n_kind with
+ |`TAG(tag2) ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ empty_res
+
+ | _ ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop (next t ctx) ctx rlist tag)
+ empty_res
+
+ )
+
+ | `TAG(tag1),`TAG(tag2) ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop_tag (first t) t llist tag1)
+
+ | `TAG(tag1),`ANY ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop (next t ctx) ctx rlist tag)
+ (loop_tag (first t) t llist tag1)
+
+ | `ANY,`TAG(tag2) ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop_tag (next t ctx) ctx rlist tag2)
+ (loop (first t) t llist tag)
+
+
+ | _,_ ->
+ fun t ctx _ tag ->
+ eval_fold2_slist fl_list t tag
+ (loop (next t ctx) ctx rlist tag)
+ (loop (first t) t llist tag)
+
+
+
+ in
+ let _ = Trace.register_funname cont
+ (Printf.sprintf "{first=%s, next=%s}" (Trace.get_funname first) (Trace.get_funname next))
+ in
+ Code3Cache.set_fun td_trans slist tag cont;
+ cont
+ in
+ let cache_take_trans t ctx slist tag =
+ let cont = mk_trans t ctx slist tag in
+ cont t ctx slist tag
+ in
+ Code3Cache.init td_trans (cache_take_trans);
+ loop t ctx slist Tag.dummy
+
+
+ let run_top_down1 a tree =
+ let code_cache = Code3Cache.create () in
+ let fold_cache = Fold3Res.create BIG_A_SIZE in
+ let _,res = top_down1 a tree Tree.root a.init Tree.root code_cache fold_cache
+ in
+ (*Code3Cache.dump code_cache; *)
+ res
+
module Configuration =
struct
if Ptss.mem s c.sets then
{ c with results = IMap.add s (RS.concat r (IMap.find s c.results)) c.results}
else
- { hash = HASHINT2(c.hash,Uid.to_int (Ptset.Int.uid s));
+ { hash = HASHINT2(c.hash,Uid.to_int s.StateSet.Node.id);
sets = Ptss.add s c.sets;
results = IMap.add s r c.results
}
in
let h,s =
Ptss.fold
- (fun s (ah,ass) -> (HASHINT2(ah, Uid.to_int (Ptset.Int.uid s)),
+ (fun s (ah,ass) -> (HASHINT2(ah, Uid.to_int s.StateSet.Node.id ),
Ptss.add s ass))
(Ptss.union c1.sets c2.sets) (0,Ptss.empty)
in
Hashtbl.find h_fold key
with
Not_found -> let res =
- if dir then eval_formlist tag s Ptset.Int.empty formlist
- else eval_formlist tag Ptset.Int.empty s formlist
+ if dir then eval_formlist tag s StateSet.empty formlist
+ else eval_formlist tag StateSet.empty s formlist
in (Hashtbl.add h_fold key res;res)
in
let (rb,rb1,rb2,mark) = bool_of_merge mcnf in
let slist = SList.rev (slist) in
let newconf = fold_f_conf tree parent slist fl_list conf dir in
let accu,newconf = Configuration.IMap.fold (fun s res (ar,nc) ->
- if Ptset.Int.intersect s init then
+ if StateSet.intersect s init then
( RS.concat res ar ,nc)
else (ar,Configuration.add nc s res))
(newconf.Configuration.results) (accu,Configuration.empty)
| Not_found ->
let res = Hashtbl.fold (fun q l acc ->
if List.exists (fun (ts,_) -> TagSet.mem tag ts) l
- then Ptset.Int.add q acc
- else acc) a.trans Ptset.Int.empty
+ then StateSet.add q acc
+ else acc) a.trans StateSet.empty
in Hashtbl.add h_tdconf tag res;res
in
(* let _ = pr ", among ";
pr "\n%!";
in *)
let r = SList.cons r SList.nil in
- let set,res = top_down (~noright:noright) a tree t r t 1 in
+ let set,res = top_down (~noright:noright) a tree t r t 1 (CodeCache.create BIG_A_SIZE) (Fold2Res.create 1024) in
let set = match SList.node set with
| SList.Cons(x,_) ->x
| _ -> assert false
end
- let top_down_count a t = let module RI = Run(Integer) in let r = Integer.length (RI.run_top_down a t)
- in (*RI.TransCache.dump RI.td_trans; *)r
- let top_down a t = let module RI = Run(IdSet) in (RI.run_top_down a t)
+ let top_down_count a t = let module RI = Run(Integer) in Integer.length (RI.run_top_down a t)
+ let top_down_count1 a t = let module RI = Run(Integer) in Integer.length (RI.run_top_down1 a t)
+ let top_down a t = let module RI = Run(IdSet) in (RI.run_top_down a t)
+ let top_down1 a t = let module RI = Run(IdSet) in (RI.run_top_down1 a t)
let bottom_up_count a t k = let module RI = Run(Integer) in Integer.length (RI.run_bottom_up a t k)
let bottom_up a t k = let module RI = Run(IdSet) in (RI.run_bottom_up a t k)
struct
module Results = GResult(Doc)
let top_down a t = let module R = Run(Results) in (R.run_top_down a t)
+ let top_down1 a t = let module R = Run(Results) in (R.run_top_down1 a t)
end