module U = NUri
module H = U.UriHash
module C = Cps
-module E = Entity
+module Y = Entity
module A = Aut
module D = Drg
(* qualified identifier: uri, name, qualifiers *)
type qid = D.uri * D.id * D.id list
-type environment = D.lenv H.t
+type context = Y.attrs * D.term list
type context_node = qid option (* context node: None = root *)
-type 'b status = {
- henv: environment; (* optimized global environment *)
+type status = {
path: D.id list; (* current section path *)
- hcnt: environment; (* optimized context *)
node: context_node; (* current context node *)
nodes: context_node list; (* context node list *)
line: int; (* line number *)
- mk_uri:'b E.uri_generator (* uri generator *)
+ mk_uri:Y.uri_generator (* uri generator *)
}
type resolver = Local of int
- | Global of D.lenv
+ | Global of context
-let hsize = 7000 (* hash tables initial size *)
+let henv_size, hcnt_size = 7000, 4300 (* hash tables initial sizes *)
+
+let henv = H.create henv_size (* optimized global environment *)
+
+let hcnt = H.create hcnt_size (* optimized context *)
(* Internal functions *******************************************************)
-let initial_status size mk_uri = {
- path = []; node = None; nodes = []; line = 1; mk_uri = mk_uri;
- henv = H.create size; hcnt = H.create size
+let initial_status mk_uri =
+ H.clear henv; H.clear hcnt; {
+ path = []; node = None; nodes = []; line = 1; mk_uri = mk_uri
}
-let mk_lref f i = f (D.LRef ([], i))
+let empty_cnt = [], []
+
+let add_abst (a, ws) id w =
+ Y.Name (id, true) :: a, w :: ws
+
+let lenv_of_cnt (a, ws) =
+ D.push_bind C.start D.empty_lenv a (D.Abst ws)
-let mk_abst id w = D.Abst ([D.Name (id, true)], w)
+let mk_lref f i j k = f (D.TLRef ([Y.Apix k], i, j))
let id_of_name (id, _, _) = id
let str = String.concat "/" path in
let str = Filename.concat str id in
let f str = f (U.uri_of_string str, id, path) in
- st.mk_uri f str
+ f (st.mk_uri str)
let uri_of_qid (uri, _, _) = uri
| Some qid -> let f qid = f (Some qid) in relax_qid f st qid
let resolve_gref err f st qid =
- try let cnt = H.find st.henv (uri_of_qid qid) in f qid cnt
- with Not_found -> err ()
+ try let cnt = H.find henv (uri_of_qid qid) in f qid cnt
+ with Not_found -> err qid
let resolve_gref_relaxed f st qid =
- let rec err () = relax_qid (resolve_gref err f st) st qid in
+(* this is not tail recursive *)
+ let rec err qid = relax_qid (resolve_gref err f st) st qid in
resolve_gref err f st qid
let get_cnt err f st = function
- | None -> f []
+ | None -> f empty_cnt
| Some qid as node ->
- try let cnt = H.find st.hcnt (uri_of_qid qid) in f cnt
+ try let cnt = H.find hcnt (uri_of_qid qid) in f cnt
with Not_found -> err node
let get_cnt_relaxed f st =
+(* this is not tail recursive *)
let rec err node = relax_opt_qid (get_cnt err f st) st node in
get_cnt err f st st.node
+(* this is not tail recursive in the GRef branch *)
let rec xlate_term f st lenv = function
| A.Sort s ->
- let f h = f (D.Sort ([], h)) in
+ let f h = f (D.TSort ([], h)) in
if s then f 0 else f 1
| A.Appl (v, t) ->
- let f vv tt = f (D.Appl ([], [vv], tt)) in
+ let f vv tt = f (D.TAppl ([], [vv], tt)) in
let f vv = xlate_term (f vv) st lenv t in
xlate_term f st lenv v
| A.Abst (name, w, t) ->
let f ww =
- let b = mk_abst name ww in
- let f tt = f (D.Bind ([b], tt)) in
- xlate_term f st (b :: lenv) t
+ let a, b = [Y.Name (name, true)], (D.Abst [ww]) in
+ let f tt = f (D.TBind (a, b, tt)) in
+ let f lenv = xlate_term f st lenv t in
+ D.push_bind f lenv a b
in
xlate_term f st lenv w
| A.GRef (name, args) ->
- let g qid cnt =
- let map1 f = xlate_term f st lenv in
- let map2 f b =
- let f id _ = D.resolve_lref Cps.err (mk_lref f) id lenv in
- D.name_of_binder C.err f b
- in
- let f tail =
- let f args = f (D.Appl ([], args, D.GRef ([], uri_of_qid qid))) in
- let f cnt = C.list_rev_map_append f map2 cnt ~tail in
- C.list_sub_strict f cnt args
- in
- C.list_map f map1 args
+ let map1 f = function
+ | Y.Name (id, _) -> f (A.GRef ((id, true, []), []))
+ | _ -> C.err ()
+ in
+ let map2 f = xlate_term f st lenv in
+ let g qid (a, _) =
+ let gref = D.TGRef ([], uri_of_qid qid) in
+ match args with
+ | [] -> f gref
+ | args ->
+ let f args = f (D.TAppl ([], args, gref)) in
+ let f args = f (List.rev_map (map2 C.start) args) in
+ let f a = C.list_rev_map_append f map1 a ~tail:args in
+ C.list_sub_strict f a args
in
let g qid = resolve_gref_relaxed g st qid in
let err () = complete_qid g st name in
D.resolve_lref err (mk_lref f) (id_of_name name) lenv
-let xlate_entity f st = function
+let xlate_entity err f st = function
| A.Section (Some (_, name)) ->
- f {st with path = name :: st.path; nodes = st.node :: st.nodes} None
+ err {st with path = name :: st.path; nodes = st.node :: st.nodes}
| A.Section None ->
begin match st.path, st.nodes with
| _ :: ptl, nhd :: ntl ->
- f {st with path = ptl; node = nhd; nodes = ntl} None
+ err {st with path = ptl; node = nhd; nodes = ntl}
| _ -> assert false
end
| A.Context None ->
- f {st with node = None} None
+ err {st with node = None}
| A.Context (Some name) ->
- let f name = f {st with node = Some name} None in
+ let f name = err {st with node = Some name} in
complete_qid f st name
| A.Block (name, w) ->
let f qid =
let f cnt =
- let f ww =
- H.add st.hcnt (uri_of_qid qid) (mk_abst name ww :: cnt);
- f {st with node = Some qid} None
- in
- xlate_term f st cnt w
+ let lenv = lenv_of_cnt cnt in
+ let ww = xlate_term C.start st lenv w in
+ H.add hcnt (uri_of_qid qid) (add_abst cnt name ww);
+ err {st with node = Some qid}
in
get_cnt_relaxed f st
in
complete_qid f st (name, true, [])
| A.Decl (name, w) ->
- let f cnt =
- let f qid =
- let f ww =
- let b = D.Abst ([], D.Bind (cnt, ww)) in
- let entry = st.line, uri_of_qid qid, b in
- H.add st.henv (uri_of_qid qid) cnt;
- f {st with line = succ st.line} (Some entry)
- in
- xlate_term f st cnt w
+ let f cnt =
+ let a, ws = cnt in
+ let lenv = lenv_of_cnt cnt in
+ let f qid =
+ let ww = xlate_term C.start st lenv w in
+ H.add henv (uri_of_qid qid) cnt;
+ let b = Y.Abst (D.TBind (a, D.Abst ws, ww)) in
+ let entity = [Y.Mark st.line], uri_of_qid qid, b in
+ f {st with line = succ st.line} entity
in
complete_qid f st (name, true, [])
in
get_cnt_relaxed f st
| A.Def (name, w, trans, v) ->
let f cnt =
+ let a, ws = cnt in
+ let lenv = lenv_of_cnt cnt in
let f qid =
- let f ww vv =
- let a = if trans then [] else [D.Priv] in
- let b = D.Abbr (a, D.Bind (cnt, D.Cast ([], ww, vv))) in
- let entry = st.line, uri_of_qid qid, b in
- H.add st.henv (uri_of_qid qid) cnt;
- f {st with line = succ st.line} (Some entry)
- in
- let f ww = xlate_term (f ww) st cnt v in
- xlate_term f st cnt w
+ let ww = xlate_term C.start st lenv w in
+ let vv = xlate_term C.start st lenv v in
+ H.add henv (uri_of_qid qid) cnt;
+ let b = Y.Abbr (D.TBind (a, D.Abst ws, D.TCast ([], ww, vv))) in
+ let a = Y.Mark st.line :: if trans then [] else [Y.Priv] in
+ let entity = a, uri_of_qid qid, b in
+ f {st with line = succ st.line} entity
in
complete_qid f st (name, true, [])
in
(* Interface functions ******************************************************)
let initial_status mk_uri =
- initial_status hsize mk_uri
+ initial_status mk_uri
let drg_of_aut = xlate_entity