INCLUDE "debug.ml"
INCLUDE "utils.ml"
-
+open Camlp4.Struct
type jump_kind = [ `TAG of Tag.t | `CONTAINS of string | `NOTHING ]
(* Todo : move elsewhere *)
| Or of 'hcons * 'hcons
| And of 'hcons * 'hcons
| Atom of ([ `Left | `Right | `LLeft | `RRight ]*bool*State.t)
+
type 'hcons node = {
pos : 'hcons expr;
mutable neg : 'hcons;
}
external hash_const_variant : [> ] -> int = "%identity"
- module rec HNode : Hcons.S with type data = Node.t = Hcons.Make (Node)
- and Node : Hashtbl.HashedType with type t = HNode.t node =
+ module rec Node : Hcons.S with type data = Data.t = Hcons.Make (Data)
+ and Data : Hashtbl.HashedType with type t = Node.t node =
struct
- type t = HNode.t node
+ type t = Node.t node
let equal x y = x.size == y.size &&
match x.pos,y.pos with
- | False,False
- | True,True -> true
- | Or(xf1,xf2),Or(yf1,yf2)
- | And(xf1,xf2),And(yf1,yf2) -> (HNode.equal xf1 yf1) && (HNode.equal xf2 yf2)
- | Atom(d1,p1,s1), Atom(d2,p2,s2) -> d1 == d2 && (p1==p2) && s1 == s2
- | _ -> false
+ | a,b when a == b -> true
+ | Or(xf1,xf2),Or(yf1,yf2)
+ | And(xf1,xf2),And(yf1,yf2) -> (xf1 == yf1) && (xf2 == yf2)
+ | Atom(d1,p1,s1), Atom(d2,p2,s2) -> d1 == d2 && (p1==p2) && s1 == s2
+ | _ -> false
let hash f =
match f.pos with
| False -> 0
| True -> 1
- | Or (f1,f2) -> HASHINT3(PRIME2,HNode.uid f1,HNode.uid f2)
- | And (f1,f2) -> HASHINT3(PRIME3,HNode.uid f1,HNode.uid f2)
+ | Or (f1,f2) -> HASHINT3(PRIME2,f1.Node.id, f2.Node.id)
+ | And (f1,f2) -> HASHINT3(PRIME3,f1.Node.id,f2.Node.id)
| Atom(d,p,s) -> HASHINT4(PRIME4,hash_const_variant d,vb p,s)
end
- type t = HNode.t
- let hash = HNode.hash
- let uid = HNode.uid
- let equal = HNode.equal
- let expr f = (HNode.node f).pos
- let st f = (HNode.node f ).st
- let size f = (HNode.node f).size
+ type t = Node.t
+ let hash x = x.Node.key
+ let uid x = x.Node.id
+ let equal = Node.equal
+ let expr f = f.Node.node.pos
+ let st f = f.Node.node.st
+ let size f = f.Node.node.size
let prio f =
match expr f with
let cons pos neg s1 s2 size1 size2 =
- let nnode = HNode.make { pos = neg; neg = (Obj.magic 0); st = s2; size = size2 } in
- let pnode = HNode.make { pos = pos; neg = nnode ; st = s1; size = size1 }
+ let nnode = Node.make { pos = neg; neg = (Obj.magic 0); st = s2; size = size2 } in
+ let pnode = Node.make { pos = pos; neg = nnode ; st = s1; size = size1 }
in
- (HNode.node nnode).neg <- pnode; (* works because the neg field isn't taken into
+ (Node.node nnode).neg <- pnode; (* works because the neg field isn't taken into
account for hashing ! *)
pnode,nnode
| `RRight -> empty_triple,(StateSet.empty,si,si)
in fst (cons (Atom(d,p,s)) (Atom(d,not p,s)) ss ss 1 1)
- let not_ f = (HNode.node f).neg
+ let not_ f = f.Node.node.neg
let union_hex ((l1,ll1,lll1),(r1,rr1,rrr1)) ((l2,ll2,lll2),(r2,rr2,rrr2)) =
(StateSet.mem_union l1 l2 ,StateSet.mem_union ll1 ll2,StateSet.mem_union lll1 lll2),
(StateSet.mem_union r1 r2 ,StateSet.mem_union rr1 rr2,StateSet.mem_union rrr1 rrr2)
module Transition = struct
- type node = State.t*bool*Formula.t*bool
+ type node = State.t*TagSet.t*bool*Formula.t*bool
include Hcons.Make(struct
type t = node
- let hash (s,m,f,b) = HASHINT4(s,Formula.uid f,vb m,vb b)
- let equal (s,b,f,m) (s',b',f',m') =
- s == s' && b==b' && m==m' && Formula.equal f f'
+ let hash (s,ts,m,f,b) = HASHINT5(s,TagSet.uid ts,Formula.uid f,vb m,vb b)
+ let equal (s,ts,b,f,m) (s',ts',b',f',m') =
+ s == s' && ts == ts' && b==b' && m==m' && f == f'
end)
- let print ppf f = let (st,mark,form,b) = node f in
- Format.fprintf ppf "%i %s" st (if mark then "⇒" else "→");
+ let print ppf f = let (st,ts,mark,form,b) = node f in
+ Format.fprintf ppf "(%i, " st;
+ TagSet.print ppf ts;
+ Format.fprintf ppf ") %s" (if mark then "⇒" else "→");
Formula.print ppf form;
Format.fprintf ppf "%s%!" (if b then " (b)" else "")
let ( ?< ) x = x
let ( >< ) state (l,mark) = state,(l,mark,false)
let ( ><@ ) state (l,mark) = state,(l,mark,true)
- let ( >=> ) (state,(label,mark,bur)) form = (state,label,(make (state,mark,form,bur)))
+ let ( >=> ) (state,(label,mark,bur)) form = (state,label,(make (state,label,mark,form,bur)))
end
end
module TransTable = Hashtbl
module Formlist = struct
- include Hlist.Make(Transition)
- type data = t node
- let make _ = failwith "make"
+ include Hlist.Make(Transition)
let print ppf fl =
iter (fun t -> Transition.print ppf t; Format.pp_print_newline ppf ()) fl
end
+module Formlistlist =
+struct
+ include Hlist.Make(Formlist)
+ let print ppf fll =
+ iter (fun fl -> Formlist.print ppf fl; Format.pp_print_newline ppf ())fll
+end
type 'a t = {
id : int;
if y-x == 0 then TagSet.compare tsy tsx else y-x) l in
let maxh,maxt,l_print =
List.fold_left (
- fun (maxh,maxt,l) ((ts,q),(_,b,f,_)) ->
+ fun (maxh,maxt,l) ((ts,q),(_,_,b,f,_)) ->
let s =
if TagSet.is_finite ts
then "{" ^ (TagSet.fold (fun t a -> a ^ " '" ^ (Tag.to_string t)^"'") ts "") ^" }"
in loop f
-module FTable = Hashtbl.Make( struct
- type t = Formlist.t*StateSet.t*StateSet.t
- let equal (f1,s1,t1) (f2,s2,t2) =
- f1 == f2 && s1 == s2 && t1 == t2;;
- let hash (f,s,t) = HASHINT3(Formlist.uid f ,StateSet.uid s,StateSet.uid t);;
- end)
+module FTable = Hashtbl.Make(struct
+ type t = Tag.t*Formlist.t*StateSet.t*StateSet.t
+ let equal (tg1,f1,s1,t1) (tg2,f2,s2,t2) =
+ tg1 == tg2 && f1 == f2 && s1 == s2 && t1 == t2;;
+ let hash (tg,f,s,t) = HASHINT4(tg,Formlist.uid f ,StateSet.uid s,StateSet.uid t);;
+ end)
let h_f = FTable.create BIG_H_SIZE
-
-let eval_formlist s1 s2 fl =
+type merge_conf = NO | ONLY1 | ONLY2 | ONLY12 | MARK | MARK1 | MARK2 | MARK12
+(* 000 001 010 011 100 101 110 111 *)
+let eval_formlist tag s1 s2 fl =
let rec loop fl =
try
- FTable.find h_f (fl,s1,s2)
+ FTable.find h_f (tag,fl,s1,s2)
with
| Not_found ->
match Formlist.node fl with
| Formlist.Cons(f,fll) ->
- let q,mark,f,_ = Transition.node f in
- let b,b1,b2 = eval_form_bool f s1 s2 in
+ let q,ts,mark,f,_ = Transition.node f in
+ let b,b1,b2 =
+ if TagSet.mem tag ts then eval_form_bool f s1 s2 else (false,false,false)
+ in
let (s,(b',b1',b2',amark)) as res = loop fll in
let r = if b then (StateSet.add q s, (b, b1'||b1,b2'||b2,mark||amark))
else res
- in FTable.add h_f (fl,s1,s2) r;r
+ in FTable.add h_f (tag,fl,s1,s2) r;r
| Formlist.Nil -> StateSet.empty,(false,false,false,false)
- in loop fl
-
+ in
+ let r,conf = loop fl
+ in
+ r,(match conf with
+ | (false,_,_,_) -> NO
+ | (_,false,false,false) -> NO
+ | (_,true,false,false) -> ONLY1
+ | (_,false,true,false) -> ONLY2
+ | (_,true,true,false) -> ONLY12
+ | (_,false,false,true) -> MARK
+ | (_,true,false,true) -> MARK1
+ | (_,false,true,true) -> MARK2
+ | _ -> MARK12)
+
+let bool_of_merge conf =
+ match conf with
+ | NO -> false,false,false,false
+ | ONLY1 -> true,true,false,false
+ | ONLY2 -> true,false,true,false
+ | ONLY12 -> true,true,true,false
+ | MARK -> true,false,false,true
+ | MARK1 -> true,true,false,true
+ | MARK2 -> true,false,true,true
+ | MARK12 -> true,true,true,true
+
+
let tags_of_state a q =
Hashtbl.fold
(fun p l acc ->
if p == q then List.fold_left
(fun acc (ts,t) ->
- let _,_,_,aux = Transition.node t in
+ let _,_,_,_,aux = Transition.node t in
if aux then acc else
TagSet.cup ts acc) acc l
module type ResultSet =
sig
type t
- type elt = [` Tree] Tree.node
+ type elt = [` Tree ] Tree.node
val empty : t
val cons : elt -> t -> t
val concat : t -> t -> t
val fold : ( elt -> 'a -> 'a) -> t -> 'a -> 'a
val map : ( elt -> elt) -> t -> t
val length : t -> int
- val merge : (bool*bool*bool*bool) -> elt -> t -> t -> t
+ 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 =
struct
type t = int
type elt = [`Tree] Tree.node
+
let empty = 0
let cons _ x = x+1
let concat x y = x + y
let fold _ _ _ = failwith "fold not implemented"
let map _ _ = failwith "map not implemented"
let length x = x
- let merge (rb,rb1,rb2,mark) t res1 res2 =
+ let merge2 conf t res1 res2 =
+ let rb,rb1,rb2,mark = conf in
if rb then
let res1 = if rb1 then res1 else 0
and res2 = if rb2 then res2 else 0
if mark then 1+res1+res2
else res1+res2
else 0
+ let merge conf t res1 res2 =
+ match conf with
+ NO -> 0
+ | MARK -> 1
+ | MARK1 -> res1+1
+ | ONLY1 -> res1
+ | ONLY2 -> res2
+ | ONLY12 -> res1+res2
+ | MARK2 -> res2+1
+ | MARK12 -> res1+res2+1
+
+ let mk_quick_tag_loop _ sl ss tree tag = ();
+ fun t ctx ->
+ (sl, Array.make ss (Tree.subtree_tags tree tag t))
+ let mk_quick_star_loop _ sl ss tree = ();
+ fun t ctx ->
+ (sl, Array.make ss (Tree.subtree_elements tree t))
+
end
- module IdSet : ResultSet =
+ module IdSet : ResultSet=
struct
type elt = [`Tree] Tree.node
type node = Nil
in
{ l with node = loop l.node }
- let merge (rb,rb1,rb2,mark) t res1 res2 =
- if rb then
- let res1 = if rb1 then res1 else empty
- and res2 = if rb2 then res2 else empty
- in
- if mark then { node = Cons(t,(Concat(res1.node,res2.node)));
- length = res1.length + res2.length + 1;}
- else
- { node = (Concat(res1.node,res2.node));
- length = res1.length + res2.length ;}
- else empty
-
-
+ let merge conf t res1 res2 =
+ match conf with
+ NO -> empty
+ | MARK -> cons t empty
+ | ONLY1 -> res1
+ | ONLY2 -> res2
+ | ONLY12 -> { node = (Concat(res1.node,res2.node));
+ length = res1.length + res2.length ;}
+ | MARK12 -> { node = Cons(t,(Concat(res1.node,res2.node)));
+ length = res1.length + res2.length + 1;}
+ | MARK1 -> { node = Cons(t,res1.node);
+ length = res1.length + 1;}
+ | MARK2 -> { node = Cons(t,res2.node);
+ length = res2.length + 1;}
+
+ let mk_quick_tag_loop f _ _ _ _ = f
+ let mk_quick_star_loop f _ _ _ = f
end
- module GResult = struct
- type t
+ module GResult(Doc : sig val doc : Tree.t end) = struct
+ type bits
type elt = [` Tree] Tree.node
- external create_empty : int -> t = "caml_result_set_create"
- external set : t -> int -> t = "caml_result_set_set"
- external next : t -> int -> int = "caml_result_set_next"
- external clear : t -> int -> int -> unit = "caml_result_set_clear"
- let empty = create_empty 100000000
+ external create_empty : int -> bits = "caml_result_set_create"
+ external set : bits -> int -> unit = "caml_result_set_set"
+ external next : bits -> int -> int = "caml_result_set_next"
+ external count : bits -> int = "caml_result_set_count"
+ external clear : bits -> elt -> elt -> unit = "caml_result_set_clear"
+
+ external set_tag_bits : bits -> Tag.t -> Tree.t -> elt -> elt = "caml_set_tag_bits"
+ type t =
+ { segments : elt list;
+ bits : bits;
+ }
+
+ let ebits =
+ let size = (Tree.subtree_size Doc.doc Tree.root) in
+ create_empty (size*2+1)
+
+ let empty = { segments = [];
+ bits = ebits }
- let cons e t = set t (Obj.magic e)
- let concat _ t = t
+ let cons e t =
+ let rec loop l = match l with
+ | [] -> { bits = (set t.bits (Obj.magic e);t.bits);
+ segments = [ e ] }
+ | p::r ->
+ if Tree.is_binary_ancestor Doc.doc e p then
+ loop r
+ else
+ { bits = (set t.bits (Obj.magic e);t.bits);
+ segments = e::l }
+ in
+ loop t.segments
+
+ let concat t1 t2 =
+ if t2.segments == [] then t1
+ else
+ if t1.segments == [] then t2
+ else
+ let h2 = List.hd t2.segments in
+ let rec loop l = match l with
+ | [] -> t2.segments
+ | p::r ->
+ if Tree.is_binary_ancestor Doc.doc p h2 then
+ l
+ else
+ p::(loop r)
+ in
+ { bits = t1.bits;
+ segments = loop t1.segments
+ }
+
let iter f t =
let rec loop i =
if i == -1 then ()
- else (f (Obj.magic i);loop (next t i))
- in loop 0
+ else (f ((Obj.magic i):elt);loop (next t.bits i))
+ in loop (next t.bits 0)
- let fold _ _ _ = failwith "noop"
+ let fold f t acc =
+ let rec loop i acc =
+ if i == -1 then acc
+ else loop (next t.bits i) (f ((Obj.magic i):elt) acc)
+ in loop (next t.bits 0) acc
+
let map _ _ = failwith "noop"
- let length t = let cpt = ref ~-1 in
- iter (fun _ -> incr cpt) t; !cpt
+ (*let length t = let cpt = ref 0 in
+ iter (fun _ -> incr cpt) t; !cpt *)
+ let length t = count t.bits
+ let clear_bits t =
+ let rec loop l = match l with
+ [] -> ()
+ | idx::ll ->
+ clear t.bits idx (Tree.closing Doc.doc idx); loop ll
+ in
+ loop t.segments;empty
+
let merge (rb,rb1,rb2,mark) elt t1 t2 =
- if mark then (set t1 (Obj.magic elt) ; t1) else t1
-
+ if rb then
+(* let _ = Printf.eprintf "Lenght before merging is %i %i\n"
+ (List.length t1.segments) (List.length t2.segments)
+ in *)
+ match t1.segments,t2.segments with
+ [],[] -> if mark then cons elt empty else empty
+ | [_],[] when rb1 -> if mark then cons elt t1 else t1
+ | [], [_] when rb2 -> if mark then cons elt t2 else t2
+ | [_],[_] when rb1 && rb2 -> if mark then cons elt empty else
+ concat t1 t2
+ | _ ->
+ let t1 = if rb1 then t1 else clear_bits t1
+ and t2 = if rb2 then t2 else clear_bits t2
+ in
+ (if mark then cons elt (concat t1 t2)
+ else concat t1 t2)
+ else
+ let _ = clear_bits t1 in
+ clear_bits t2
+
+ let merge conf t t1 t2 =
+ match t1.segments,t2.segments,conf with
+ | _,_,NO -> let _ = clear_bits t1 in clear_bits t2
+ | [],[],(MARK1|MARK2|MARK12|MARK) -> cons t empty
+ | [],[],_ -> empty
+ | [_],[],(ONLY1|ONLY12) -> t1
+ | [_],[],(MARK1|MARK12) -> cons t t1
+ | [],[_],(ONLY2|ONLY12) -> t2
+ | [],[_],(MARK2|MARK12) -> cons t t2
+ | [_],[_],ONLY12 -> concat t1 t2
+ | [_],[_],MARK12 -> cons t empty
+ | _,_,MARK -> let _ = clear_bits t2 in cons t (clear_bits t1)
+ | _,_,ONLY1 -> let _ = clear_bits t2 in t1
+ | _,_,ONLY2 -> let _ = clear_bits t1 in t2
+ | _,_,ONLY12 -> concat t1 t2
+ | _,_,MARK1 -> let _ = clear_bits t2 in cons t t1
+ | _,_,MARK2 -> let _ = clear_bits t1 in cons t t2
+ | _,_,MARK12 -> cons t (concat t1 t2)
+
+ let mk_quick_tag_loop _ sl ss tree tag = ();
+ fun t _ ->
+ let res = empty in
+ let first = set_tag_bits empty.bits tag tree t in
+ let res =
+ if first == Tree.nil then res else
+ cons first res
+ in
+ (sl, Array.make ss res)
+
+ let mk_quick_star_loop f _ _ _ = f
end
module Run (RS : ResultSet) =
struct
- module SList = struct
- include Hlist.Make (StateSet)
- type data = t node
- let make _ = failwith "make"
- end
+ module SList = Hlist.Make (StateSet)
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_fun2 f arg1 arg2 s = let g = f arg1 arg2 in
+ D_IGNORE_(register_funname g ((get_funname f) ^ " " ^ s), g)
let string_of_ts tags = (Ptset.Int.fold (fun t a -> a ^ " " ^ (Tag.to_string t) ) tags "{")^ " }"
-
module Algebra =
struct
- type jump = [ `LONG | `CLOSE | `NIL ]
- type t = jump*Ptset.Int.t
-
- let merge_jump (j1,l1) (j2,l2) =
+ type jump = [ `NIL | `ANY |`ANYNOTEXT | `JUMP ]
+ type t = jump*Ptset.Int.t*Ptset.Int.t
+ let jts = function
+ | `JUMP -> "JUMP"
+ | `NIL -> "NIL"
+ | `ANY -> "ANY"
+ | `ANYNOTEXT -> "ANYNOTEXT"
+ let merge_jump (j1,c1,l1) (j2,c2,l2) =
match j1,j2 with
- | _ when j1 = j2 -> (j1,Ptset.Int.union l1 l2)
- | _,`NIL -> j1,l1
- | `NIL,_ -> j2,l2
- | _,_ -> (`CLOSE, Ptset.Int.union l1 l2)
+ | _,`NIL -> (j1,c1,l1)
+ | `NIL,_ -> (j2,c2,l2)
+ | `ANY,_ -> (`ANY,Ptset.Int.empty,Ptset.Int.empty)
+ | _,`ANY -> (`ANY,Ptset.Int.empty,Ptset.Int.empty)
+ | `ANYNOTEXT,_ ->
+ if Ptset.Int.mem Tag.pcdata (Ptset.Int.union c2 l2) then
+ (`ANY,Ptset.Int.empty,Ptset.Int.empty)
+ else
+ (`ANYNOTEXT,Ptset.Int.empty,Ptset.Int.empty)
+ | _,`ANYNOTEXT ->
+ if Ptset.Int.mem Tag.pcdata (Ptset.Int.union c1 l1) then
+ (`ANY,Ptset.Int.empty,Ptset.Int.empty)
+ else
+ (`ANYNOTEXT,Ptset.Int.empty,Ptset.Int.empty)
+ | `JUMP,`JUMP -> (`JUMP, Ptset.Int.union c1 c2,Ptset.Int.union l1 l2)
let merge_jump_list = function
- | [] -> `NIL,Ptset.Int.empty
- | p::r -> List.fold_left (merge_jump) p r
+ | [] -> `NIL,Ptset.Int.empty,Ptset.Int.empty
+ | p::r ->
+ List.fold_left (merge_jump) p r
let labels a s =
Hashtbl.fold
(List.fold_left
(fun acc (ts,f) ->
- let _,_,_,bur = Transition.node f in
+ let _,_,_,_,bur = Transition.node f in
if bur then acc else TagSet.cup acc ts)
acc l)
else acc ) a.trans TagSet.empty
let is_rec a s access =
List.exists
- (fun (_,t) -> let _,_,f,_ = Transition.node t in
- StateSet.mem s (access f)) (Hashtbl.find a.trans s)
+ (fun (_,t) -> let _,_,_,f,_ = Transition.node t in
+ StateSet.mem s ((fun (_,_,x) -> x) (access (Formula.st f)))) (Hashtbl.find a.trans s)
-
- let decide a c_label l_label dir_states access =
+ let is_final_marking a s =
+ List.exists (fun (_,t) -> let _,_,m,f,_ = Transition.node t in m&& (Formula.is_true f))
+ (Hashtbl.find a.trans s)
+
+
+ let decide a c_label l_label dir_states dir =
let l = StateSet.fold
(fun s l ->
- let s_rec= is_rec a s access in
- let tlabels,jmp =
- if s_rec then l_label,`LONG
- else c_label,`CLOSE in
- let slabels = TagSet.positive ((TagSet.cap (labels a s) tlabels))
+ let s_rec = is_rec a s (if dir then fst else snd) in
+ let s_rec = if dir then s_rec else
+ (* right move *)
+ is_rec a s fst
in
- (if Ptset.Int.is_empty slabels
- then `NIL,Ptset.Int.empty
- else jmp,slabels)::l) dir_states []
- in merge_jump_list l
-
-
-
+ let s_lab = labels a s in
+ let jmp,cc,ll =
+ if (not (TagSet.is_finite s_lab)) then
+ if TagSet.mem Tag.pcdata s_lab then (`ANY,Ptset.Int.empty,Ptset.Int.empty)
+ else (`ANYNOTEXT,Ptset.Int.empty,Ptset.Int.empty)
+ else
+ if s_rec
+ then (`JUMP,Ptset.Int.empty, TagSet.positive
+ (TagSet.cap (TagSet.inj_positive l_label) s_lab))
+ else (`JUMP,TagSet.positive
+ (TagSet.cap (TagSet.inj_positive c_label) s_lab),
+ Ptset.Int.empty )
+ in
+ (if jmp != `ANY
+ && jmp != `ANYNOTEXT
+ && Ptset.Int.is_empty cc
+ && Ptset.Int.is_empty ll
+ then (`NIL,Ptset.Int.empty,Ptset.Int.empty)
+ else (jmp,cc,ll))::l) dir_states []
+ in merge_jump_list l
end
- let choose_jump tagset qtags1 qtagsn a f_nil f_t1 f_s1 f_tn f_sn f_notext f_maytext =
- let tags1,hastext1,fin1 = inter_text tagset (tags a qtags1) in
- let tagsn,hastextn,finn = inter_text tagset (tags a qtagsn) in
- (*if (hastext1||hastextn) then (`ANY,f_text) (* jumping to text nodes doesn't work really well *)
- else*)
- if (Ptset.Int.is_empty tags1) && (Ptset.Int.is_empty tagsn) then (`NIL,f_nil)
- else if (Ptset.Int.is_empty tagsn) then
- if (Ptset.Int.is_singleton tags1)
- then (* TaggedChild/Sibling *)
- let tag = (Ptset.Int.choose tags1) in (`TAG(tag),mk_app_fun f_t1 tag (Tag.to_string tag))
- else (* SelectChild/Sibling *)
- (`ANY,mk_app_fun f_s1 tags1 (string_of_ts tags1))
- else if (Ptset.Int.is_empty tags1) then
- if (Ptset.Int.is_singleton tagsn)
- then (* TaggedDesc/Following *)
- let tag = (Ptset.Int.choose tagsn) in (`TAG(tag),mk_app_fun f_tn tag (Tag.to_string tag))
- else (* SelectDesc/Following *)
- (`ANY,mk_app_fun f_sn tagsn (string_of_ts tagsn))
- else if (hastext1||hastextn) then (`ANY,f_maytext)
- else (`ANY,f_notext)
+ let choose_jump (d,cl,ll) f_nil f_t1 f_s1 f_tn f_sn f_s1n f_notext f_maytext =
+ match d with
+ | `NIL -> (`NIL,f_nil)
+ | `ANYNOTEXT -> `ANY,f_notext
+ | `ANY -> `ANY,f_maytext
+ | `JUMP ->
+ 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))
+ else
+ (`MANY(ll),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))
+ else
+ (`MANY(cl),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)))
+
+ | _ -> assert false
- let choose_jump_down tree a b c d =
- choose_jump a b c d
+ 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_desc tree) "Tree.tagged_desc")
- (mk_fun (Tree.select_desc tree) "Tree.select_desc")
+ (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")
+ (mk_fun (Tree.first_child tree) "Tree.first_child")
- let choose_jump_next tree a b c d =
- choose_jump a b c d
+ let choose_jump_next tree d =
+ choose_jump d
(mk_fun (fun _ _ -> Tree.nil) "Tree.mk_nil2")
- (mk_fun (Tree.tagged_sibling_ctx tree) "Tree.tagged_sibling_ctx")
- (mk_fun (Tree.select_sibling_ctx tree) "Tree.select_sibling_ctx")
- (mk_fun (Tree.tagged_foll_ctx tree) "Tree.tagged_foll_ctx")
- (mk_fun (Tree.select_foll_ctx tree) "Tree.select_foll_ctx")
- (mk_fun (Tree.next_element_ctx tree) "Tree.node_element_ctx")
- (mk_fun (Tree.next_sibling_ctx tree) "Tree.node_sibling_ctx")
+ (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")
+
+ module SListTable = Hashtbl.Make(struct type t = SList.t
+ let equal = (==)
+ let hash t = t.SList.Node.id
+ end)
+
+
+ module TransCacheOld =
+ struct
+ type 'a t = Obj.t array SListTable.t
+ let create n = SListTable.create n
+ let dummy = Obj.repr (fun _ -> assert false)
+ let find (h :'a t) tag slist : 'a =
+ let tab =
+ try
+ SListTable.find h slist
+ with
+ Not_found ->
+ SListTable.add h slist (Array.create 10000 dummy);
+ raise Not_found
+ in
+ let res = tab.(tag) in
+ if res == dummy then raise Not_found else (Obj.magic res)
- module SetTagKey =
- struct
- type t = Tag.t*SList.t
- let equal (t1,s1) (t2,s2) = t1 == t2 && s1 == s2
- let hash (t,s) = HASHINT2(t,SList.uid s)
- end
+ let add (h : 'a t) tag slist (data : 'a) =
+ let tab =
+ try
+ SListTable.find h slist
+ with
+ Not_found ->
+ let arr = Array.create 10000 dummy in
+ SListTable.add h slist arr;
+ arr
+ in
+ tab.(tag) <- (Obj.repr data)
+
+
+ end
+
+ 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 -> 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 find h tag slist =
+ let tab = get h slist.SList.Node.id in
+ if tab == dummy_cell then raise Not_found
+ else
+ let res = get tab tag in
+ if res == dummy then raise Not_found else res
+
+ let add (h : t) tag slist (data : fun_tree) =
+ let tab = get h slist.SList.Node.id in
+ let tab = if tab == dummy_cell then
+ let x = Array.create 10000 dummy in
+ (set h slist.SList.Node.id x;x)
+ else tab
+ in
+ set tab tag data
+ end
+
+ module TransCache2 = struct
+ include Hashtbl.Make (struct
+ type t = Tag.t*SList.t
+ let equal (a,b) (c,d) = a==c && b==d
+ let hash (a,b) = HASHINT2((Obj.magic a), b.SList.Node.id)
+ end)
+
+ let add h t s d = add h (t,s) d
+ let find h t s = find h (t,s)
+ end
+
+ let td_trans = TransCache.create 10000 (* should be number of tags *number of states^2
+ in the document *)
- module CachedTransTable = Hashtbl.Make(SetTagKey)
- let td_trans = CachedTransTable.create 4093
-
-
let empty_size n =
let rec loop acc = function 0 -> acc
| n -> loop (SList.cons StateSet.empty acc) (n-1)
in loop SList.nil n
- let merge rb rb1 rb2 mark t res1 res2 =
- if rb then
- let res1 = if rb1 then res1 else RS.empty
- and res2 = if rb2 then res2 else RS.empty
+ module FllTable = Hashtbl.Make (struct type t = Formlistlist.t
+ let equal = (==)
+ let hash t = t.Formlistlist.Node.id
+ end)
+
+ 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 fl.Formlistlist.Node.id in
+ if as1 == dummy then raise Not_found
+ else
+ let as2 = get as1 s1.SList.Node.id in
+ if as2 == dummy then raise Not_found
+ else let v = get as2 s2.SList.Node.id in
+ if field1 v == 2 then raise Not_found
+ else v
+
+ 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 fl.Formlistlist.Node.id in
+ if x == dummy then
+ begin
+ let y = Array.make 10000 dummy in
+ set af fl.Formlistlist.Node.id y;y
+ end
+ else x
in
- if mark then RS.cons t (RS.concat res1 res2)
- else RS.concat res1 res2
- else RS.empty
+ let as2 =
+ let x = get as1 s1.SList.Node.id in
+ if x == dummy then
+ begin
+ let y = Array.make 10000 dummy_val in
+ set as1 s1.SList.Node.id y;y
+ end
+ else x
+ in
+ set as2 s2.SList.Node.id data
+ end
+
+ module Fold2Res2 = 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,b.Formlistlist.Node.id,
+ c.SList.Node.id,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
+
+ let h_fold2 = Fold2Res.create 10000
-
let top_down ?(noright=false) a tree t slist ctx slot_size =
let pempty = empty_size slot_size in
- (* evaluation starts from the right so we put sl1,res1 at the end *)
- let eval_fold2_slist fll t (sl2,res2) (sl1,res1) =
- let res = Array.copy res1 in
- let rec fold l1 l2 fll i aq =
- match SList.node l1,SList.node l2, fll with
- | SList.Cons(s1,ll1),
- SList.Cons(s2,ll2),
- fl::fll ->
- let r',flags = eval_formlist s1 s2 fl in
- let _ = res.(i) <- RS.merge flags t res1.(i) res2.(i)
- in
- fold ll1 ll2 fll (i+1) (SList.cons r' aq)
-
- | SList.Nil, SList.Nil,[] -> aq,res
- | _ -> assert false
- in
- fold sl1 sl2 fll 0 SList.nil
+ 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.(i) <- RS.merge btab.(i) t res1.(i) res2.(i);
+ 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
in
- let null_result() = (pempty,Array.make slot_size RS.empty) in
+ let null_result = (pempty,Array.copy rempty) in
let rec loop t slist ctx =
- if t == Tree.nil then null_result() else get_trans t slist (Tree.tag tree t) ctx
-
+ if t == Tree.nil then null_result else get_trans t slist (Tree.tag tree t) ctx
and loop_tag tag t slist ctx =
- if t == Tree.nil then null_result() else get_trans t slist tag ctx
+ if t == Tree.nil then null_result else get_trans t slist tag ctx
and loop_no_right t slist ctx =
- if t == Tree.nil then null_result() else get_trans ~noright:true t slist (Tree.tag tree t) ctx
- and get_trans ?(noright=false) t slist tag ctx =
+ if t == Tree.nil then null_result else get_trans ~noright:true t slist (Tree.tag tree t) ctx
+ and get_trans ?(noright=false) t slist tag ctx =
let cont =
try
- CachedTransTable.find td_trans (tag,slist)
+ TransCache.find td_trans tag slist
with
- | Not_found ->
+ | Not_found ->
let fl_list,llist,rlist,ca,da,sa,fa =
SList.fold
(fun set (fll_acc,lllacc,rllacc,ca,da,sa,fa) -> (* For each set *)
(ts,t) ->
if (TagSet.mem tag ts)
then
- let _,_,f,_ = Transition.node t in
+ let _,_,_,f,_ = Transition.node t in
let (child,desc,below),(sibl,foll,after) = Formula.st f in
(Formlist.cons t fl_acc,
StateSet.union ll_acc below,
)
) set (Formlist.nil,StateSet.empty,StateSet.empty,ca,da,sa,fa)
- in fl::fll_acc, (SList.cons ll lllacc), (SList.cons rr rllacc),ca,da,sa,fa)
- slist ([],SList.nil,SList.nil,StateSet.empty,StateSet.empty,StateSet.empty,StateSet.empty)
+ in (Formlistlist.cons fl fll_acc), (SList.cons ll lllacc), (SList.cons rr rllacc),ca,da,sa,fa)
+ slist (Formlistlist.nil,SList.nil,SList.nil,StateSet.empty,StateSet.empty,StateSet.empty,StateSet.empty)
in
(* Logic to chose the first and next function *)
- let _,tags_below,_,tags_after = Tree.tags tree tag in
- let f_kind,first = choose_jump_down tree tags_below ca da a
+ 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 = if noright then (`NIL, fun _ _ -> Tree.nil )
- else choose_jump_next tree tags_after sa fa a in
- let empty_res = null_result() in
- let cont =
- match f_kind,n_kind with
- | `NIL,`NIL ->
- (fun _ _ -> eval_fold2_slist fl_list t empty_res empty_res )
+ else choose_jump_next tree d_n in
+ (*let f_kind,first = `ANY, Tree.first_child tree
+ and n_kind,next = `ANY, Tree.next_sibling_below tree
+ in *)
+ let empty_res = null_result in
+ let cont =
+ match f_kind,n_kind with
+ | `NIL,`NIL ->
+ (fun t _ -> eval_fold2_slist fl_list t (Tree.tag tree t) empty_res empty_res)
| _,`NIL -> (
- match f_kind with
- |`TAG(tag) ->
- (fun t _ -> eval_fold2_slist fl_list t empty_res
- (loop_tag tag (first t) llist t))
- | `ANY ->
- (fun t _ -> eval_fold2_slist fl_list t empty_res
- (loop (first t) llist t))
- | _ -> assert false)
-
- | `NIL,_ -> (
- match n_kind with
- |`TAG(tag) ->
- (fun t ctx -> eval_fold2_slist fl_list t
- (loop_tag tag (next t ctx) rlist ctx) empty_res)
-
- | `ANY ->
- (fun t ctx -> eval_fold2_slist fl_list t
- (loop (next t ctx) rlist ctx) empty_res)
-
- | _ -> assert false)
-
- | `TAG(tag1),`TAG(tag2) ->
- (fun t ctx -> eval_fold2_slist fl_list t
- (loop (next t ctx) rlist ctx)
- (loop (first t) llist t))
-
- | `TAG(tag),`ANY ->
- (fun t ctx ->
- eval_fold2_slist fl_list t
- (loop (next t ctx) rlist ctx)
- (loop_tag tag (first t) llist t))
- | `ANY,`TAG(tag) ->
- (fun t ctx ->
- eval_fold2_slist fl_list t
- (loop_tag tag (next t ctx) rlist ctx)
- (loop (first t) llist t) )
- | `ANY,`ANY ->
- (fun t ctx ->
- eval_fold2_slist fl_list t
- (loop (next t ctx) rlist ctx)
- (loop (first t) llist t) )
- | _ -> assert false
+ match f_kind with
+ |`TAG(tag') ->
+ let default = fun t _ -> eval_fold2_slist fl_list t (Tree.tag tree t) empty_res
+ (loop_tag tag' (first t) llist t )
+ in
+ let cf = SList.hd llist in
+ if (slot_size == 1) && StateSet.is_singleton cf
+ then
+ let s = StateSet.choose cf in
+ if (Algebra.is_rec a s fst) && (Algebra.is_rec a s snd)
+ && (Algebra.is_final_marking a s)
+ then
+ RS.mk_quick_tag_loop default llist 1 tree tag'
+ else default
+ else default
+ | _ ->
+ (fun t _ -> eval_fold2_slist fl_list t (Tree.tag tree t) empty_res
+ (loop (first t) llist t ))
+ )
+ | `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 in
+ eval_fold2_slist fl_list t tag res2 empty_res
+ in loop
+ else *)
+ (fun t ctx -> eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop_tag tag' (next t ctx) rlist ctx ) empty_res)
+
+ | _ ->
+ (fun t ctx -> eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop (next t ctx) rlist ctx ) empty_res)
+ )
+
+ | `TAG(tag1),`TAG(tag2) ->
+ (fun t ctx ->
+ eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop_tag tag2 (next t ctx) rlist ctx )
+ (loop_tag tag1 (first t) llist t ))
+
+ | `TAG(tag'),`ANY ->
+ (fun t ctx ->
+ eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop (next t ctx) rlist ctx )
+ (loop_tag tag' (first t) llist t ))
+
+ | `ANY,`TAG(tag') ->
+ (fun t ctx ->
+ eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop_tag tag' (next t ctx) rlist ctx )
+ (loop (first t) llist t ))
+
+ | `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 ->
+ eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop (next t ctx) rlist ctx )
+ (loop (first t) llist t ))
+ | _,_ ->
+ (fun t ctx ->
+ eval_fold2_slist fl_list t (Tree.tag tree t)
+ (loop (next t ctx) rlist ctx )
+ (loop (first t) llist t ))
+
in
let cont = D_IF_( (fun t ctx ->
- let a,b = cont t ctx in
- register_trace tree t (slist,a,fl_list,first,next,ctx);
- (a,b)
- ) ,cont)
- in
- (CachedTransTable.add td_trans (tag,slist) cont;cont)
+ let a,b = cont t ctx in
+ register_trace tree t (slist,a,fl_list,first,next,ctx);
+ (a,b)
+ ) ,cont)
+ in
+ ( TransCache.add td_trans tag slist cont ; cont)
in cont t ctx
-
- in
- (if noright then loop_no_right else loop) t slist ctx
-
-
+
+ in
+ (if noright then loop_no_right else loop) t slist ctx
+
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
let h_fold = Hashtbl.create 511
- let fold_f_conf t slist fl_list conf dir=
+ let fold_f_conf tree t slist fl_list conf dir=
+ let tag = Tree.tag tree t in
let rec loop sl fl acc =
match SList.node sl,fl with
|SList.Nil,[] -> acc
|SList.Cons(s,sll), formlist::fll ->
- let r',(rb,rb1,rb2,mark) =
+ let r',mcnf =
let key = SList.hash sl,Formlist.hash formlist,dir in
try
Hashtbl.find h_fold key
with
Not_found -> let res =
- if dir then eval_formlist s Ptset.Int.empty formlist
- else eval_formlist Ptset.Int.empty s formlist
+ if dir then eval_formlist tag s Ptset.Int.empty formlist
+ else eval_formlist tag Ptset.Int.empty s formlist
in (Hashtbl.add h_fold key res;res)
in
+ let (rb,rb1,rb2,mark) = bool_of_merge mcnf in
if rb && ((dir&&rb1)|| ((not dir) && rb2))
then
let acc =
let slist = Configuration.Ptss.fold (fun e a -> SList.cons e a) conf.Configuration.sets SList.nil in
let fl_list = get_up_trans slist ptag a parent in
let slist = SList.rev (slist) in
- let newconf = fold_f_conf parent slist fl_list conf dir 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
( RS.concat res ar ,nc)
in
let init = List.fold_left
(fun acc (_,t) ->
- let _,_,f,_ = Transition.node t in
+ let _,_,_,f,_ = Transition.node t in
let _,_,l = fst ( Formula.st f ) in
StateSet.union acc l)
StateSet.empty trlist
match k with
| `TAG (tag) ->
(*Tree.tagged_lowest t tag, fun tree -> Tree.tagged_next tree tag*)
- (Tree.tagged_desc tree tag t, let jump = Tree.tagged_foll_ctx tree tag
+ (Tree.tagged_descendant tree tag t, let jump = Tree.tagged_following_below tree tag
in fun n -> jump n t )
| `CONTAINS(_) -> (Tree.text_below tree t,let jump = Tree.text_next tree
in fun n -> jump n t)
let top_down_count a t = let module RI = Run(Integer) in Integer.length (RI.run_top_down a t)
let top_down a t = let module RI = Run(IdSet) in (RI.run_top_down 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)
+ module Test (Doc : sig val doc : Tree.t end) =
+ struct
+ module Results = GResult(Doc)
+ let top_down a t = let module R = Run(Results) in (R.run_top_down a t)
+ end