From: Claudio Sacerdoti Coen Date: Wed, 7 Oct 2009 09:43:18 +0000 (+0000) Subject: - oCic2NCic and nCic2OCic moved to ng_library X-Git-Tag: make_still_working~3363 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;ds=sidebyside;h=7288b45eacf9f7dcd118b3b89b81ff19ae9d6ce5;p=helm.git - oCic2NCic and nCic2OCic moved to ng_library - spurious dependencies of ng_library on modules that need to convert old tables added; to be removed in the future --- diff --git a/helm/software/components/METAS/meta.helm-ng_library.src b/helm/software/components/METAS/meta.helm-ng_library.src index 94402278d..ebe2e340e 100644 --- a/helm/software/components/METAS/meta.helm-ng_library.src +++ b/helm/software/components/METAS/meta.helm-ng_library.src @@ -1,4 +1,4 @@ -requires="helm-ng_refiner" +requires="helm-ng_refiner helm-ng_cic_content helm-ng_disambiguation helm-ng_paramodulation" version="0.0.1" archive(byte)="ng_library.cma" archive(native)="ng_library.cmxa" diff --git a/helm/software/components/Makefile b/helm/software/components/Makefile index e12688b64..02125883f 100644 --- a/helm/software/components/Makefile +++ b/helm/software/components/Makefile @@ -26,23 +26,21 @@ MODULES = \ ng_kernel \ acic_content \ grafite \ - ng_refiner \ - ng_library \ - ng_cic_content \ - content_pres \ cic_unification \ whelp \ tactics \ acic_procedural \ - disambiguation \ + disambiguation \ cic_disambiguation \ - lexicon \ - ng_disambiguation \ - ng_paramodulation \ - tptp_grafite \ ng_kernel \ ng_refiner \ + ng_disambiguation \ + ng_cic_content \ + ng_paramodulation \ ng_library \ + content_pres \ + lexicon \ + tptp_grafite \ grafite_parser \ ng_tactics \ grafite_engine \ diff --git a/helm/software/components/binaries/transcript/.depend b/helm/software/components/binaries/transcript/.depend index bb6f22a64..87d1ed25c 100644 --- a/helm/software/components/binaries/transcript/.depend +++ b/helm/software/components/binaries/transcript/.depend @@ -1,6 +1,11 @@ gallina8Parser.cmi: types.cmo grafiteParser.cmi: types.cmo grafite.cmi: types.cmo +engine.cmi: +types.cmo: +types.cmx: +options.cmo: +options.cmx: gallina8Parser.cmo: types.cmo options.cmo gallina8Parser.cmi gallina8Parser.cmx: types.cmx options.cmx gallina8Parser.cmi gallina8Lexer.cmo: options.cmo gallina8Parser.cmi diff --git a/helm/software/components/ng_cic_content/ncic2astMatcher.ml b/helm/software/components/ng_cic_content/ncic2astMatcher.ml index 41d9aa08c..2245e3429 100644 --- a/helm/software/components/ng_cic_content/ncic2astMatcher.ml +++ b/helm/software/components/ng_cic_content/ncic2astMatcher.ml @@ -28,6 +28,9 @@ module Ast = CicNotationPt module Util = CicNotationUtil +let reference_of_oxuri = ref (fun _ -> assert false);; +let set_reference_of_oxuri f = reference_of_oxuri := f;; + module Matcher32 = struct module Pattern32 = @@ -49,7 +52,7 @@ struct Hashtbl.hash mask, tl let mask_of_appl_pattern = function - | Ast.UriPattern uri -> NRef (OCic2NCic.reference_of_oxuri uri), [] + | Ast.UriPattern uri -> NRef (!reference_of_oxuri uri), [] | Ast.NRefPattern nref -> NRef nref, [] | Ast.ImplicitPattern | Ast.VarPattern _ -> Blob, [] diff --git a/helm/software/components/ng_cic_content/ncic2astMatcher.mli b/helm/software/components/ng_cic_content/ncic2astMatcher.mli index 14e59e002..6205f8522 100644 --- a/helm/software/components/ng_cic_content/ncic2astMatcher.mli +++ b/helm/software/components/ng_cic_content/ncic2astMatcher.mli @@ -23,6 +23,8 @@ * http://helm.cs.unibo.it/ *) +val set_reference_of_oxuri: (UriManager.uri -> NReference.reference) -> unit + module Matcher32: sig (** @param l3_patterns level 3 (CIC) patterns (AKA cic_appl_pattern) *) diff --git a/helm/software/components/ng_disambiguation/nCicDisambiguate.ml b/helm/software/components/ng_disambiguation/nCicDisambiguate.ml index 1e88c3714..d50eec796 100644 --- a/helm/software/components/ng_disambiguation/nCicDisambiguate.ml +++ b/helm/software/components/ng_disambiguation/nCicDisambiguate.ml @@ -22,6 +22,9 @@ module NRef = NReference let debug_print s = prerr_endline (Lazy.force s);; let debug_print _ = ();; +let reference_of_oxuri = ref (fun _ -> assert false);; +let set_reference_of_oxuri f = reference_of_oxuri := f;; + let cic_name_of_name = function | Ast.Ident (n, None) -> n | _ -> assert false @@ -325,7 +328,7 @@ let interpretate_term_and_interpretate_term_option | CicNotationPt.Uri (uri, subst) -> assert (subst = None); (try - NCic.Const (OCic2NCic.reference_of_oxuri(UriManager.uri_of_string uri)) + NCic.Const (!reference_of_oxuri(UriManager.uri_of_string uri)) with NRef.IllFormedReference _ -> CicNotationPt.fail loc "Ill formed reference") | CicNotationPt.NRef nref -> NCic.Const nref diff --git a/helm/software/components/ng_disambiguation/nCicDisambiguate.mli b/helm/software/components/ng_disambiguation/nCicDisambiguate.mli index b86849f35..a9f15244c 100644 --- a/helm/software/components/ng_disambiguation/nCicDisambiguate.mli +++ b/helm/software/components/ng_disambiguation/nCicDisambiguate.mli @@ -11,6 +11,8 @@ (* $Id: nCic.ml 9058 2008-10-13 17:42:30Z tassi $ *) +val set_reference_of_oxuri: (UriManager.uri -> NReference.reference) -> unit + val disambiguate_term : context:NCic.context -> metasenv:NCic.metasenv -> diff --git a/helm/software/components/ng_kernel/.depend b/helm/software/components/ng_kernel/.depend index fa6e42064..9a4ae3fc1 100644 --- a/helm/software/components/ng_kernel/.depend +++ b/helm/software/components/ng_kernel/.depend @@ -1,8 +1,7 @@ +nUri.cmi: nReference.cmi: nUri.cmi nCicUtils.cmi: nCic.cmo nCicSubstitution.cmi: nCic.cmo -oCic2NCic.cmi: nUri.cmi nReference.cmi nCic.cmo -nCic2OCic.cmi: nUri.cmi nReference.cmi nCic.cmo nCicEnvironment.cmi: nUri.cmi nReference.cmi nCic.cmo nCicPp.cmi: nUri.cmi nReference.cmi nCic.cmo nCicReduction.cmi: nCic.cmo @@ -20,12 +19,6 @@ nCicSubstitution.cmo: nReference.cmi nCicUtils.cmi nCic.cmo \ nCicSubstitution.cmi nCicSubstitution.cmx: nReference.cmx nCicUtils.cmx nCic.cmx \ nCicSubstitution.cmi -oCic2NCic.cmo: nUri.cmi nReference.cmi nCicSubstitution.cmi nCic.cmo \ - oCic2NCic.cmi -oCic2NCic.cmx: nUri.cmx nReference.cmx nCicSubstitution.cmx nCic.cmx \ - oCic2NCic.cmi -nCic2OCic.cmo: nUri.cmi nReference.cmi nCic.cmo nCic2OCic.cmi -nCic2OCic.cmx: nUri.cmx nReference.cmx nCic.cmx nCic2OCic.cmi nCicEnvironment.cmo: nUri.cmi nReference.cmi nCic.cmo nCicEnvironment.cmi nCicEnvironment.cmx: nUri.cmx nReference.cmx nCic.cmx nCicEnvironment.cmi nCicPp.cmo: nUri.cmi nReference.cmi nCicSubstitution.cmi nCicEnvironment.cmi \ diff --git a/helm/software/components/ng_kernel/.depend.opt b/helm/software/components/ng_kernel/.depend.opt index f50abe93c..d7c542af5 100644 --- a/helm/software/components/ng_kernel/.depend.opt +++ b/helm/software/components/ng_kernel/.depend.opt @@ -2,8 +2,6 @@ nUri.cmi: nReference.cmi: nUri.cmi nCicUtils.cmi: nCic.cmx nCicSubstitution.cmi: nCic.cmx -oCic2NCic.cmi: nUri.cmi nReference.cmi nCic.cmx -nCic2OCic.cmi: nUri.cmi nReference.cmi nCic.cmx nCicEnvironment.cmi: nUri.cmi nReference.cmi nCic.cmx nCicPp.cmi: nUri.cmi nReference.cmi nCic.cmx nCicReduction.cmi: nCic.cmx @@ -21,12 +19,6 @@ nCicSubstitution.cmo: nReference.cmi nCicUtils.cmi nCic.cmx \ nCicSubstitution.cmi nCicSubstitution.cmx: nReference.cmx nCicUtils.cmx nCic.cmx \ nCicSubstitution.cmi -oCic2NCic.cmo: nUri.cmi nReference.cmi nCicSubstitution.cmi nCic.cmx \ - oCic2NCic.cmi -oCic2NCic.cmx: nUri.cmx nReference.cmx nCicSubstitution.cmx nCic.cmx \ - oCic2NCic.cmi -nCic2OCic.cmo: nUri.cmi nReference.cmi nCic.cmx nCic2OCic.cmi -nCic2OCic.cmx: nUri.cmx nReference.cmx nCic.cmx nCic2OCic.cmi nCicEnvironment.cmo: nUri.cmi nReference.cmi nCic.cmx nCicEnvironment.cmi nCicEnvironment.cmx: nUri.cmx nReference.cmx nCic.cmx nCicEnvironment.cmi nCicPp.cmo: nUri.cmi nReference.cmi nCicSubstitution.cmi nCicEnvironment.cmi \ diff --git a/helm/software/components/ng_kernel/Makefile b/helm/software/components/ng_kernel/Makefile index 5b5a48593..3cacb50d1 100644 --- a/helm/software/components/ng_kernel/Makefile +++ b/helm/software/components/ng_kernel/Makefile @@ -6,8 +6,6 @@ INTERFACE_FILES = \ nReference.mli \ nCicUtils.mli \ nCicSubstitution.mli \ - oCic2NCic.mli \ - nCic2OCic.mli \ nCicEnvironment.mli \ nCicPp.mli \ nCicReduction.mli \ diff --git a/helm/software/components/ng_kernel/nCic2OCic.ml b/helm/software/components/ng_kernel/nCic2OCic.ml deleted file mode 100644 index 1006d03c6..000000000 --- a/helm/software/components/ng_kernel/nCic2OCic.ml +++ /dev/null @@ -1,117 +0,0 @@ -(* - ||M|| This file is part of HELM, an Hypertextual, Electronic - ||A|| Library of Mathematics, developed at the Computer Science - ||T|| Department, University of Bologna, Italy. - ||I|| - ||T|| HELM is free software; you can redistribute it and/or - ||A|| modify it under the terms of the GNU General Public License - \ / version 2 or (at your option) any later version. - \ / This software is distributed as is, NO WARRANTY. - V_______________________________________________________________ *) - -(* $Id$ *) - -let ouri_of_nuri u = UriManager.uri_of_string (NUri.string_of_uri u);; - -let ouri_of_reference (NReference.Ref (u,_)) = ouri_of_nuri u;; - -let cprop = [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type.univ")];; - -let nn_2_on = function - | "_" -> Cic.Anonymous - | s -> Cic.Name s -;; - -let convert_term uri n_fl t = - let rec convert_term k = function (* pass k along *) - | NCic.Rel i -> Cic.Rel i - | NCic.Meta _ -> assert false - | NCic.Appl l -> Cic.Appl (List.map (convert_term k) l) - | NCic.Prod (n,s,t) -> - Cic.Prod (nn_2_on n,convert_term k s, convert_term (k+1) t) - | NCic.Lambda (n,s,t) -> - Cic.Lambda(nn_2_on n,convert_term k s, convert_term (k+1) t) - | NCic.LetIn (n,ty_s,s,t) -> - Cic.LetIn (nn_2_on n,convert_term k s,convert_term k ty_s, convert_term (k+1) t) - | NCic.Sort NCic.Prop -> Cic.Sort Cic.Prop - | NCic.Sort (NCic.Type u) when - (* BUG HERE: I should use NCicEnvironment.universe_eq, but I do not - want to add this recursion between the modules *) - (*NCicEnvironment.universe_eq*) u=cprop -> Cic.Sort (Cic.CProp (CicUniv.fresh ())) - | NCic.Sort (NCic.Type _) -> Cic.Sort (Cic.Type (CicUniv.fresh ())) - | NCic.Implicit _ -> assert false - | NCic.Const (NReference.Ref (u,NReference.Ind (_,i,_))) -> - Cic.MutInd (ouri_of_nuri u,i,[]) - | NCic.Const (NReference.Ref (u,NReference.Con (i,j,_))) -> - Cic.MutConstruct (ouri_of_nuri u,i,j,[]) - | NCic.Const (NReference.Ref (u,NReference.Def _)) - | NCic.Const (NReference.Ref (u,NReference.Decl)) -> - Cic.Const (ouri_of_nuri u,[]) - | NCic.Match (NReference.Ref (u,NReference.Ind (_,i,_)),oty,t,pl) -> - Cic.MutCase (ouri_of_nuri u,i, convert_term k oty, convert_term k t, - List.map (convert_term k) pl) - | NCic.Const (NReference.Ref (u,NReference.Fix (i,_,_))) - | NCic.Const (NReference.Ref (u,NReference.CoFix i)) -> - if NUri.eq u uri then - Cic.Rel (n_fl - i + k) - else - let ouri = ouri_of_nuri u in - let ouri = - UriManager.uri_of_string - (UriManager.buri_of_uri ouri ^ "/" ^ - UriManager.name_of_uri ouri ^ string_of_int i ^ ".con") in - Cic.Const (ouri,[]) - | _ -> assert false - in - convert_term 0 t -;; - -let convert_fix is_fix uri k fl = - let n_fl = List.length fl in - if is_fix then - let fl = - List.map - (fun (_, name,recno,ty,bo) -> - name, recno, convert_term uri n_fl ty, convert_term uri n_fl bo) - fl - in - Cic.Fix (k, fl) - else - let fl = - List.map - (fun (_, name,_,ty,bo) -> - name, convert_term uri n_fl ty, convert_term uri n_fl bo) - fl - in - Cic.CoFix (k, fl) -;; - -let convert_nobj = function - | u,_,_,_,NCic.Constant (_, name, Some bo, ty, _) -> - [ouri_of_nuri u,Cic.Constant - (name, Some (convert_term u 0 bo), convert_term u 0 ty, [],[])] - | u,_,_,_,NCic.Constant (_, name, None, ty, _) -> - [ouri_of_nuri u,Cic.Constant (name, None, convert_term u 0 ty, [],[])] - | u,_,_,_,NCic.Fixpoint (is_fix, fl, _) -> - List.map - (fun nth -> - let name = - UriManager.name_of_uri (ouri_of_nuri u) ^ string_of_int nth in - let buri = UriManager.buri_of_uri (ouri_of_nuri u) in - let uri = UriManager.uri_of_string (buri ^"/"^name^".con") in - uri, - Cic.Constant (name, - Some (convert_fix is_fix u nth fl), - convert_term u 0 (let _,_,_,ty,_ = List.hd fl in ty), [], [])) - (let rec seq = function 0 -> [0]|n -> n::seq (n-1) in - seq (List.length fl-1)) - | u,_,_,_,NCic.Inductive (inductive,leftno,itl,_) -> - let itl = - List.map - (function (_,name,ty,cl) -> - let cl=List.map (function (_,name,ty) -> name,convert_term u 0 ty) cl in - name,inductive,convert_term u 0 ty,cl - ) itl - in - [ouri_of_nuri u, Cic.InductiveDefinition (itl,[],leftno,[])] -;; diff --git a/helm/software/components/ng_kernel/nCic2OCic.mli b/helm/software/components/ng_kernel/nCic2OCic.mli deleted file mode 100644 index db6349ee7..000000000 --- a/helm/software/components/ng_kernel/nCic2OCic.mli +++ /dev/null @@ -1,18 +0,0 @@ -(* - ||M|| This file is part of HELM, an Hypertextual, Electronic - ||A|| Library of Mathematics, developed at the Computer Science - ||T|| Department, University of Bologna, Italy. - ||I|| - ||T|| HELM is free software; you can redistribute it and/or - ||A|| modify it under the terms of the GNU General Public License - \ / version 2 or (at your option) any later version. - \ / This software is distributed as is, NO WARRANTY. - V_______________________________________________________________ *) - -(* $Id$ *) - -val ouri_of_nuri: NUri.uri -> UriManager.uri - -val ouri_of_reference: NReference.reference -> UriManager.uri - -val convert_nobj: NCic.obj -> (UriManager.uri * Cic.obj) list diff --git a/helm/software/components/ng_kernel/oCic2NCic.ml b/helm/software/components/ng_kernel/oCic2NCic.ml deleted file mode 100644 index 1487881c1..000000000 --- a/helm/software/components/ng_kernel/oCic2NCic.ml +++ /dev/null @@ -1,878 +0,0 @@ -(* - ||M|| This file is part of HELM, an Hypertextual, Electronic - ||A|| Library of Mathematics, developed at the Computer Science - ||T|| Department, University of Bologna, Italy. - ||I|| - ||T|| HELM is free software; you can redistribute it and/or - ||A|| modify it under the terms of the GNU General Public License - \ / version 2 or (at your option) any later version. - \ / This software is distributed as is, NO WARRANTY. - V_______________________________________________________________ *) - -(* $Id$ *) - -module Ref = NReference - -let nuri_of_ouri o = NUri.uri_of_string (UriManager.string_of_uri o);; - -let mk_type n = - [`Type, NUri.uri_of_string ("cic:/matita/pts/Type"^string_of_int n^".univ")] -;; - -let mk_cprop n = - if n = 0 then - [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type.univ")] - else - [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type"^string_of_int n^".univ")] -;; - -let is_proof_irrelevant context ty = - match - CicReduction.whd context - (fst (CicTypeChecker.type_of_aux' [] context ty CicUniv.oblivion_ugraph)) - with - Cic.Sort Cic.Prop -> true - | Cic.Sort _ -> false - | _ -> assert false -;; - -exception InProp;; - -let get_relevance ty = - let rec aux context ty = - match CicReduction.whd context ty with - Cic.Prod (n,s,t) -> - not (is_proof_irrelevant context s)::aux (Some (n,Cic.Decl s)::context) t - | _ -> [] - in aux [] ty -(* | ty -> if is_proof_irrelevant context ty then raise InProp else [] - in - try aux [] ty - with InProp -> []*) -;; - -(* porcatissima *) -type reference = Ref of NUri.uri * NReference.spec -let reference_of_ouri u indinfo = - let u = nuri_of_ouri u in - NReference.reference_of_string - (NReference.string_of_reference (Obj.magic (Ref (u,indinfo)))) -;; - -type ctx = - | Ce of (NCic.hypothesis * NCic.obj list) Lazy.t - | Fix of (Ref.reference * string * NCic.term) Lazy.t - -let strictify = - function - Ce l -> `Ce (Lazy.force l) - | Fix l -> `Fix (Lazy.force l) -;; - -let count_vars vars = - List.length - (List.filter (fun v -> - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph v) with - Cic.Variable (_,Some _,_,_,_) -> false - | Cic.Variable (_,None,_,_,_) -> true - | _ -> assert false) vars) -;; - - -(***** A function to restrict the context of a term getting rid of unsed - variables *******) - -let restrict octx ctx ot = - let odummy = Cic.Implicit None in - let dummy = NCic.Meta (~-1,(0,NCic.Irl 0)) in - let rec aux m acc ot t = - function - [],[] -> (ot,t),acc - | ohe::otl as octx,he::tl -> - if CicTypeChecker.does_not_occur octx 0 1 ot then - aux (m+1) acc (CicSubstitution.subst odummy ot) - (NCicSubstitution.subst dummy t) (otl,tl) - else - (match ohe,strictify he with - None,_ -> assert false - | Some (name,Cic.Decl oty),`Ce ((name', NCic.Decl ty),objs) -> - aux (m+1) ((m+1,objs,None)::acc) (Cic.Lambda (name,oty,ot)) - (NCic.Lambda (name',ty,t)) (otl,tl) - | Some (name,Cic.Decl oty),`Fix (ref,name',ty) -> - aux (m+1) ((m+1,[],Some ref)::acc) (Cic.Lambda (name,oty,ot)) - (NCic.Lambda (name',ty,t)) (otl,tl) - | Some (name,Cic.Def (obo,oty)),`Ce ((name', NCic.Def (bo,ty)),objs) -> - aux (m+1) ((m+1,objs,None)::acc) (Cic.LetIn (name,obo,oty,ot)) - (NCic.LetIn (name',bo,ty,t)) (otl,tl) - | _,_ -> assert false) - | _,_ -> assert false in - let rec split_lambdas_and_letins octx ctx infos (ote,te) = - match infos, ote, te with - ([], _, _) -> octx,ctx,ote - | ((_,objs,None)::tl, Cic.Lambda(name,oso,ota), NCic.Lambda(name',so,ta)) -> - split_lambdas_and_letins ((Some(name,(Cic.Decl oso)))::octx) - (Ce (lazy ((name',NCic.Decl so),objs))::ctx) tl (ota,ta) - | ((_,_,Some r)::tl,Cic.Lambda(name,oso,ota),NCic.Lambda(name',so,ta)) -> - split_lambdas_and_letins ((Some(name,(Cic.Decl oso)))::octx) - (Fix (lazy (r,name',so))::ctx) tl (ota,ta) - | ((_,objs,None)::tl,Cic.LetIn(name,obo,oty,ota),NCic.LetIn(nam',bo,ty,ta))-> - split_lambdas_and_letins ((Some (name,(Cic.Def (obo,oty))))::octx) - (Ce (lazy ((nam',NCic.Def (bo,ty)),objs))::ctx) tl (ota,ta) - | (_, _, _) -> assert false - in - let long_t,infos = aux 0 [] ot dummy (octx,ctx) in - let clean_octx,clean_ctx,clean_ot= split_lambdas_and_letins [] [] infos long_t - in -(*prerr_endline ("RESTRICT PRIMA: " ^ CicPp.pp ot (List.map (function None -> None | Some (name,_) -> Some name) octx)); -prerr_endline ("RESTRICT DOPO: " ^ CicPp.pp clean_ot (List.map (function None -> None | Some (name,_) -> Some name) clean_octx)); -*) - clean_octx,clean_ctx,clean_ot, List.map (fun (rel,_,_) -> rel) infos -;; - - -(**** The translation itself ****) - -let cn_to_s = function - | Cic.Anonymous -> "_" - | Cic.Name s -> s -;; - -let splat mk_pi ctx t = - List.fold_left - (fun (t,l) c -> - match strictify c with - | `Ce ((name, NCic.Def (bo,ty)),l') -> NCic.LetIn (name, ty, bo, t),l@l' - | `Ce ((name, NCic.Decl ty),l') when mk_pi -> NCic.Prod (name, ty, t),l@l' - | `Ce ((name, NCic.Decl ty),l') -> NCic.Lambda (name, ty, t),l@l' - | `Fix (_,name,ty) when mk_pi -> NCic.Prod (name, ty, t),l - | `Fix (_,name,ty) -> NCic.Lambda (name,ty,t),l) - (t,[]) ctx -;; - -let osplat mk_pi ctx t = - List.fold_left - (fun t c -> - match c with - | Some (name, Cic.Def (bo,ty)) -> Cic.LetIn (name, ty, bo, t) - | Some (name, Cic.Decl ty) when mk_pi -> Cic.Prod (name, ty, t) - | Some (name, Cic.Decl ty) -> Cic.Lambda (name, ty, t) - | None -> assert false) - t ctx -;; - -let context_tassonomy ctx = - let rec split inner acc acc1 = function - | Ce _ :: tl when inner -> split inner (acc+1) (acc1+1) tl - | Fix _ ::tl -> split false acc (acc1+1) tl - | _ as l -> - let only_decl () = - List.filter - (function - Ce _ as ce -> - (match strictify ce with - `Ce ((_, NCic.Decl _),_) -> true - | _ -> false) - | Fix _ -> true) l - in - acc, List.length l, lazy (List.length (only_decl ())), acc1 - in - split true 0 1 ctx -;; - -let splat_args_for_rel ctx t ?rels n_fix = - let rels = - match rels with - Some rels -> rels - | None -> - let rec mk_irl = function 0 -> [] | n -> n::mk_irl (n - 1) in - mk_irl (List.length ctx) - in - let bound, free, _, primo_ce_dopo_fix = context_tassonomy ctx in - if free = 0 then t - else - let rec aux = function - | n,_ when n = bound + n_fix -> [] - | n,he::tl -> - (match strictify (List.nth ctx (n-1)) with - | `Fix (refe, _, _) when n < primo_ce_dopo_fix -> - NCic.Const refe :: aux (n-1,tl) - | `Fix _ | `Ce ((_, NCic.Decl _),_) -> - NCic.Rel (he - n_fix)::aux(n-1,tl) - | `Ce ((_, NCic.Def _),_) -> aux (n-1,tl)) - | _,_ -> assert false - in - let args = aux (List.length ctx,rels) in - match args with - [] -> t - | _::_ -> NCic.Appl (t::args) -;; - -let splat_args ctx t n_fix rels = - let bound, _, _, primo_ce_dopo_fix = context_tassonomy ctx in - if ctx = [] then t - else - let rec aux = function - | 0,[] -> [] - | n,he::tl -> - (match strictify (List.nth ctx (n-1)) with - | `Ce ((_, NCic.Decl _),_) when n <= bound -> - NCic.Rel he:: aux (n-1,tl) - | `Fix (refe, _, _) when n < primo_ce_dopo_fix -> - splat_args_for_rel ctx (NCic.Const refe) ~rels n_fix :: aux (n-1,tl) - | `Fix _ | `Ce((_, NCic.Decl _),_)-> NCic.Rel (he - n_fix)::aux(n-1,tl) - | `Ce ((_, NCic.Def _),_) -> aux (n - 1,tl) - ) - | _,_ -> assert false - in - let args = aux (List.length ctx,rels) in - match args with - [] -> t - | _::_ -> NCic.Appl (t::args) -;; - -exception Nothing_to_do;; - -let fix_outty curi tyno t context outty = - let leftno,rightno = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.InductiveDefinition (tyl,_,leftno,_) -> - let _,_,arity,_ = List.nth tyl tyno in - let rec count_prods leftno context arity = - match leftno, CicReduction.whd context arity with - 0, Cic.Sort _ -> 0 - | 0, Cic.Prod (name,so,ty) -> - 1 + count_prods 0 (Some (name, Cic.Decl so)::context) ty - | _, Cic.Prod (name,so,ty) -> - count_prods (leftno - 1) (Some (name, Cic.Decl so)::context) ty - | _,_ -> assert false - in -(*prerr_endline (UriManager.string_of_uri curi); -prerr_endline ("LEFTNO: " ^ string_of_int leftno ^ " " ^ CicPp.ppterm arity);*) - leftno, count_prods leftno [] arity - | _ -> assert false in - let ens,args = - let tty,_= CicTypeChecker.type_of_aux' [] context t CicUniv.oblivion_ugraph in - match CicReduction.whd context tty with - Cic.MutInd (_,_,ens) -> ens,[] - | Cic.Appl (Cic.MutInd (_,_,ens)::args) -> - ens,fst (HExtlib.split_nth leftno args) - | _ -> assert false - in - let rec aux n irl context outsort = - match n, CicReduction.whd context outsort with - 0, Cic.Prod _ -> raise Nothing_to_do - | 0, _ -> - let irl = List.rev irl in - let ty = CicSubstitution.lift rightno (Cic.MutInd (curi,tyno,ens)) in - let ty = - if args = [] && irl = [] then ty - else - Cic.Appl (ty::(List.map (CicSubstitution.lift rightno) args)@irl) in - let he = CicSubstitution.lift (rightno + 1) outty in - let t = - if irl = [] then he - else Cic.Appl (he::List.map (CicSubstitution.lift 1) irl) - in - Cic.Lambda (Cic.Anonymous, ty, t) - | n, Cic.Prod (name,so,ty) -> - let ty' = - aux (n - 1) (Cic.Rel n::irl) (Some (name, Cic.Decl so)::context) ty - in - Cic.Lambda (name,so,ty') - | _,_ -> assert false - in -(*prerr_endline ("RIGHTNO = " ^ string_of_int rightno ^ " OUTTY = " ^ CicPp.ppterm outty);*) - let outsort = - fst (CicTypeChecker.type_of_aux' [] context outty CicUniv.oblivion_ugraph) - in - try aux rightno [] context outsort - with Nothing_to_do -> outty -(*prerr_endline (CicPp.ppterm outty ^ " <==> " ^ CicPp.ppterm outty');*) -;; - -let fix_outtype t = - let module C = Cic in - let rec aux context = - function - C.Rel _ as t -> t - | C.Var (uri,exp_named_subst) -> - let exp_named_subst' = - List.map (function i,t -> i, (aux context t)) exp_named_subst in - C.Var (uri,exp_named_subst') - | C.Implicit _ - | C.Meta _ -> assert false - | C.Sort _ as t -> t - | C.Cast (v,t) -> C.Cast (aux context v, aux context t) - | C.Prod (n,s,t) -> - C.Prod (n, aux context s, aux ((Some (n, C.Decl s))::context) t) - | C.Lambda (n,s,t) -> - C.Lambda (n, aux context s, aux ((Some (n, C.Decl s))::context) t) - | C.LetIn (n,s,ty,t) -> - C.LetIn - (n, aux context s, aux context ty, - aux ((Some (n, C.Def(s,ty)))::context) t) - | C.Appl l -> C.Appl (List.map (aux context) l) - | C.Const (uri,exp_named_subst) -> - let exp_named_subst' = - List.map (function i,t -> i, (aux context t)) exp_named_subst - in - C.Const (uri,exp_named_subst') - | C.MutInd (uri,tyno,exp_named_subst) -> - let exp_named_subst' = - List.map (function i,t -> i, (aux context t)) exp_named_subst - in - C.MutInd (uri, tyno, exp_named_subst') - | C.MutConstruct (uri,tyno,consno,exp_named_subst) -> - let exp_named_subst' = - List.map (function i,t -> i, (aux context t)) exp_named_subst - in - C.MutConstruct (uri, tyno, consno, exp_named_subst') - | C.MutCase (uri, tyno, outty, term, patterns) -> - let outty = fix_outty uri tyno term context outty in - C.MutCase (uri, tyno, aux context outty, - aux context term, List.map (aux context) patterns) - | C.Fix (funno, funs) -> - let tys,_ = - List.fold_left - (fun (types,len) (n,_,ty,_) -> - ((Some (C.Name n,(C.Decl (CicSubstitution.lift len ty)))))::types, - len+1 - ) ([],0) funs - in - C.Fix (funno, - List.map - (fun (name, indidx, ty, bo) -> - (name, indidx, aux context ty, aux (tys@context) bo) - ) funs - ) - | C.CoFix (funno, funs) -> - let tys,_ = - List.fold_left - (fun (types,len) (n,ty,_) -> - ((Some (C.Name n,(C.Decl (CicSubstitution.lift len ty)))))::types, - len+1 - ) ([],0) funs - in - C.CoFix (funno, - List.map - (fun (name, ty, bo) -> - (name, aux context ty, aux (tys@context) bo) - ) funs - ) - in - aux [] t -;; - -let get_fresh,reset_seed = - let seed = ref 0 in - (function () -> - incr seed; - string_of_int !seed), - (function () -> seed := 0) -;; - -exception NotSimilar -let alpha t1 t2 ref ref' = - let rec aux t1 t2 = match t1,t2 with - | NCic.Rel n, NCic.Rel m when n=m -> () - | NCic.Appl l1, NCic.Appl l2 -> List.iter2 aux l1 l2 - | NCic.Lambda (_,s1,t1), NCic.Lambda (_,s2,t2) - | NCic.Prod (_,s1,t1), NCic.Prod (_,s2,t2) -> aux s1 s2; aux t1 t2 - | NCic.LetIn (_,s1,ty1,t1), NCic.LetIn (_,s2,ty2,t2) -> - aux s1 s2; aux ty1 ty2; aux t1 t2 - | NCic.Const (NReference.Ref (uu1,xp1)), - NCic.Const (NReference.Ref (uu2,xp2)) when - let NReference.Ref (u1,_) = ref in - let NReference.Ref (u2,_) = ref' in - NUri.eq uu1 u1 && NUri.eq uu2 u2 && xp1 = xp2 - -> () - | NCic.Const r1, NCic.Const r2 when NReference.eq r1 r2 -> () - | NCic.Meta _,NCic.Meta _ -> () - | NCic.Implicit _,NCic.Implicit _ -> () - | NCic.Sort x,NCic.Sort y when x=y -> () - | NCic.Match (_,t1,t11,tl1), NCic.Match (_,t2,t22,tl2) -> - aux t1 t2;aux t11 t22;List.iter2 aux tl1 tl2 - | _-> raise NotSimilar - in - try aux t1 t2; true with NotSimilar -> false -;; - -exception Found of NReference.reference;; -let cache = Hashtbl.create 313;; -let same_obj ref ref' = - function - | (_,_,_,_,NCic.Fixpoint (b1,l1,_)), (_,_,_,_,NCic.Fixpoint (b2,l2,_)) - when List.for_all2 (fun (_,_,_,ty1,bo1) (_,_,_,ty2,bo2) -> - alpha ty1 ty2 ref ref' && alpha bo1 bo2 ref ref') l1 l2 && b1=b2-> - true - | _ -> false -;; -let find_in_cache name obj ref = - try - List.iter - (function (ref',obj') -> - let recno, fixno = - match ref with - NReference.Ref (_,NReference.Fix (fixno,recno,_)) -> recno,fixno - | NReference.Ref (_,NReference.CoFix (fixno)) -> ~-1,fixno - | _ -> assert false in - let recno',fixno' = - match ref' with - NReference.Ref (_,NReference.Fix (fixno',recno,_)) -> recno,fixno' - | NReference.Ref (_,NReference.CoFix (fixno')) -> ~-1,fixno' - | _ -> assert false in - if recno = recno' && fixno = fixno' && same_obj ref ref' (obj,obj') then ( -(* -prerr_endline ("!!!!!!!!!!! CACHE HIT !!!!!!!!!!\n" ^ -NReference.string_of_reference ref ^ "\n" ^ -NReference.string_of_reference ref' ^ "\n"); - *) - raise (Found ref')); -(* -prerr_endline ("CACHE SAME NAME: " ^ NReference.string_of_reference ref ^ " <==> " ^ NReference.string_of_reference ref'); - *) - ) (Hashtbl.find_all cache name); -(* prerr_endline "<<< CACHE MISS >>>"; *) - begin - match obj, ref with - | (_,_,_,_,NCic.Fixpoint (true,fl,_)) , - NReference.Ref (_,NReference.Fix _) -> - ignore(List.fold_left (fun i (_,name,rno,_,_) -> - let ref = NReference.mk_fix i rno ref in - Hashtbl.add cache name (ref,obj); - i+1 - ) 0 fl) - | (_,_,_,_,NCic.Fixpoint (false,fl,_)) , - NReference.Ref (_,NReference.CoFix _) -> - ignore(List.fold_left (fun i (_,name,_,_,_) -> - let ref = NReference.mk_cofix i ref in - Hashtbl.add cache name (ref,obj); - i+1 - ) 0 fl) - | _ -> assert false - end; - None - with Found ref -> Some ref -;; - -let cache1 = UriManager.UriHashtbl.create 313;; -let rec get_height = - function u -> - try - UriManager.UriHashtbl.find cache1 u - with - Not_found -> - let h = ref 0 in - let res = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph u) with - Cic.Constant (_,Some bo,ty,params,_) - | Cic.Variable (_,Some bo,ty,params,_) -> - ignore (height_of_term ~h bo); - ignore (height_of_term ~h ty); - List.iter (function uri -> h := max !h (get_height uri)) params; - 1 + !h - | _ -> 0 - in - UriManager.UriHashtbl.add cache1 u res; - res -and height_of_term ?(h=ref 0) t = - let rec aux = - function - Cic.Rel _ - | Cic.Sort _ -> () - | Cic.Implicit _ -> assert false - | Cic.Var (uri,exp_named_subst) - | Cic.Const (uri,exp_named_subst) - | Cic.MutInd (uri,_,exp_named_subst) - | Cic.MutConstruct (uri,_,_,exp_named_subst) -> - h := max !h (get_height uri); - List.iter (function (_,t) -> aux t) exp_named_subst - | Cic.Meta (_,l) -> List.iter (function None -> () | Some t -> aux t) l - | Cic.Cast (t1,t2) - | Cic.Prod (_,t1,t2) - | Cic.Lambda (_,t1,t2) -> aux t1; aux t2 - | Cic.LetIn (_,s,ty,t) -> aux s; aux ty; aux t - | Cic.Appl l -> List.iter aux l - | Cic.MutCase (_,_,outty,t,pl) -> aux outty; aux t; List.iter aux pl - | Cic.Fix (_, fl) -> List.iter (fun (_, _, ty, bo) -> aux ty; aux bo) fl; incr h - | Cic.CoFix (_, fl) -> List.iter (fun (_, ty, bo) -> aux ty; aux bo) fl; incr h - in - aux t; - 1 + !h -;; - - (* k=true if we are converting a term to be pushed in a ctx or if we are - converting the type of a fix; - k=false if we are converting a term to be put in the body of a fix; - in the latter case, we must permute Rels since the Fix abstraction will - preceed its lefts parameters; in the former case, there is nothing to - permute *) - let rec aux k octx (ctx : ctx list) n_fix uri = function - | Cic.CoFix _ as cofix -> - let octx,ctx,fix,rels = restrict octx ctx cofix in - let cofixno,fl = - match fix with Cic.CoFix (cofixno,fl)->cofixno,fl | _-> assert false in - let buri = - UriManager.uri_of_string - (UriManager.buri_of_uri uri^"/"^ - UriManager.name_of_uri uri ^ "___" ^ get_fresh () ^ ".con") - in - let bctx, fixpoints_tys, tys, _ = - List.fold_right - (fun (name,ty,_) (bctx, fixpoints, tys, idx) -> - let ty, fixpoints_ty = aux true octx ctx n_fix uri ty in - let r = reference_of_ouri buri(Ref.CoFix idx) in - bctx @ [Fix (lazy (r,name,ty))], - fixpoints_ty @ fixpoints,ty::tys,idx-1) - fl ([], [], [], List.length fl-1) - in - let bctx = bctx @ ctx in - let n_fl = List.length fl in - let boctx,_ = - List.fold_left - (fun (types,len) (n,ty,_) -> - (Some (Cic.Name n,(Cic.Decl (CicSubstitution.lift len ty)))::types, - len+1)) (octx,0) fl - in - let fl, fixpoints = - List.fold_right2 - (fun (name,_,bo) ty (l,fixpoints) -> - let bo, fixpoints_bo = aux false boctx bctx n_fl buri bo in - let splty,fixpoints_splty = splat true ctx ty in - let splbo,fixpoints_splbo = splat false ctx bo in - (([],name,~-1,splty,splbo)::l), - fixpoints_bo @ fixpoints_splty @ fixpoints_splbo @ fixpoints) - fl tys ([],fixpoints_tys) - in - let obj = - nuri_of_ouri buri,0,[],[], - NCic.Fixpoint (false, fl, (`Generated, `Definition, `Regular)) - in - let r = reference_of_ouri buri (Ref.CoFix cofixno) in - let obj,r = - let _,name,_,_,_ = List.nth fl cofixno in - match find_in_cache name obj r with - Some r' -> [],r' - | None -> [obj],r - in - splat_args ctx (NCic.Const r) n_fix rels, fixpoints @ obj - | Cic.Fix _ as fix -> - let octx,ctx,fix,rels = restrict octx ctx fix in - let fixno,fl = - match fix with Cic.Fix (fixno,fl) -> fixno,fl | _ -> assert false in - let buri = - UriManager.uri_of_string - (UriManager.buri_of_uri uri^"/"^ - UriManager.name_of_uri uri ^ "___" ^ get_fresh () ^ ".con") in - let height = height_of_term fix - 1 in - let bad_bctx, fixpoints_tys, tys, _ = - List.fold_right - (fun (name,recno,ty,_) (bctx, fixpoints, tys, idx) -> - let ty, fixpoints_ty = aux true octx ctx n_fix uri ty in - let r = (* recno is dummy here, must be lifted by the ctx len *) - reference_of_ouri buri (Ref.Fix (idx,recno,height)) - in - bctx @ [Fix (lazy (r,name,ty))], - fixpoints_ty@fixpoints,ty::tys,idx-1) - fl ([], [], [], List.length fl-1) - in - let _, _, free_decls, _ = context_tassonomy (bad_bctx @ ctx) in - let free_decls = Lazy.force free_decls in - let bctx = - List.map (function ce -> match strictify ce with - | `Fix (Ref.Ref (_,Ref.Fix (idx, recno,height)),name, ty) -> - Fix (lazy (reference_of_ouri buri - (Ref.Fix (idx,recno+free_decls,height)),name,ty)) - | _ -> assert false) bad_bctx @ ctx - in - let n_fl = List.length fl in - let boctx,_ = - List.fold_left - (fun (types,len) (n,_,ty,_) -> - (Some (Cic.Name n,(Cic.Decl (CicSubstitution.lift len ty)))::types, - len+1)) (octx,0) fl - in - let rno_fixno = ref 0 in - let fl, fixpoints,_ = - List.fold_right2 - (fun (name,rno,oty,bo) ty (l,fixpoints,idx) -> - let bo, fixpoints_bo = aux false boctx bctx n_fl buri bo in - let splty,fixpoints_splty = splat true ctx ty in - let splbo,fixpoints_splbo = splat false ctx bo in - let rno = rno + free_decls in - if idx = fixno then rno_fixno := rno; - ((get_relevance (osplat true octx oty),name,rno,splty,splbo)::l), - fixpoints_bo@fixpoints_splty@fixpoints_splbo@fixpoints,idx+1) - fl tys ([],fixpoints_tys,0) - in - let obj = - nuri_of_ouri buri,height,[],[], - NCic.Fixpoint (true, fl, (`Generated, `Definition, `Regular)) in -(*prerr_endline ("H(" ^ UriManager.string_of_uri buri ^ ") = " ^ string_of_int * height);*) - let r = reference_of_ouri buri (Ref.Fix (fixno,!rno_fixno,height)) in - let obj,r = - let _,name,_,_,_ = List.nth fl fixno in - match find_in_cache name obj r with - Some r' -> [],r' - | None -> [obj],r - in - splat_args ctx (NCic.Const r) n_fix rels, fixpoints @ obj - | Cic.Rel n -> - let bound, _, _, primo_ce_dopo_fix = context_tassonomy ctx in - (match List.nth ctx (n-1) with - | Fix l when n < primo_ce_dopo_fix -> - let r,_,_ = Lazy.force l in - splat_args_for_rel ctx (NCic.Const r) n_fix, [] - | Ce _ when n <= bound -> NCic.Rel n, [] - | Fix _ when n <= bound -> assert false - | Fix _ | Ce _ when k = true -> NCic.Rel n, [] - | Fix _ | Ce _ -> NCic.Rel (n-n_fix), []) - | Cic.Lambda (name, (s as old_s), t) -> - let s, fixpoints_s = aux k octx ctx n_fix uri s in - let s'_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_s) in - let ctx = - Ce (lazy - let s',fixpoints_s' = Lazy.force s'_and_fixpoints_s' in - ((cn_to_s name, NCic.Decl s'),fixpoints_s'))::ctx in - let octx = Some (name, Cic.Decl old_s) :: octx in - let t, fixpoints_t = aux k octx ctx n_fix uri t in - NCic.Lambda (cn_to_s name, s, t), fixpoints_s @ fixpoints_t - | Cic.Prod (name, (s as old_s), t) -> - let s, fixpoints_s = aux k octx ctx n_fix uri s in - let s'_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_s) in - let ctx = - Ce (lazy - let s',fixpoints_s' = Lazy.force s'_and_fixpoints_s' in - ((cn_to_s name, NCic.Decl s'),fixpoints_s'))::ctx in - let octx = Some (name, Cic.Decl old_s) :: octx in - let t, fixpoints_t = aux k octx ctx n_fix uri t in - NCic.Prod (cn_to_s name, s, t), fixpoints_s @ fixpoints_t - | Cic.LetIn (name, (te as old_te), (ty as old_ty), t) -> - let te, fixpoints_s = aux k octx ctx n_fix uri te in - let te_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_te) in - let ty, fixpoints_ty = aux k octx ctx n_fix uri ty in - let ty_and_fixpoints_ty' = lazy (aux true octx ctx n_fix uri old_ty) in - let ctx = - Ce (lazy - let te',fixpoints_s' = Lazy.force te_and_fixpoints_s' in - let ty',fixpoints_ty' = Lazy.force ty_and_fixpoints_ty' in - let fixpoints' = fixpoints_s' @ fixpoints_ty' in - ((cn_to_s name, NCic.Def (te', ty')),fixpoints'))::ctx in - let octx = Some (name, Cic.Def (old_te, old_ty)) :: octx in - let t, fixpoints_t = aux k octx ctx n_fix uri t in - NCic.LetIn (cn_to_s name, ty, te, t), - fixpoints_s @ fixpoints_t @ fixpoints_ty - | Cic.Cast (t,ty) -> - let t, fixpoints_t = aux k octx ctx n_fix uri t in - let ty, fixpoints_ty = aux k octx ctx n_fix uri ty in - NCic.LetIn ("cast", ty, t, NCic.Rel 1), fixpoints_t @ fixpoints_ty - | Cic.Sort Cic.Prop -> NCic.Sort NCic.Prop,[] - | Cic.Sort (Cic.CProp u) -> - NCic.Sort (NCic.Type (mk_cprop (CicUniv.get_rank u))),[] - | Cic.Sort (Cic.Type u) -> - NCic.Sort (NCic.Type (mk_type (CicUniv.get_rank u))),[] - | Cic.Sort Cic.Set -> NCic.Sort (NCic.Type (mk_type 0)),[] - (* calculate depth in the univ_graph*) - | Cic.Appl l -> - let l, fixpoints = - List.fold_right - (fun t (l,acc) -> - let t, fixpoints = aux k octx ctx n_fix uri t in - (t::l,fixpoints@acc)) - l ([],[]) - in - (match l with - | (NCic.Appl l1)::l2 -> NCic.Appl (l1@l2), fixpoints - | _ -> NCic.Appl l, fixpoints) - | Cic.Const (curi, ens) -> - aux_ens k curi octx ctx n_fix uri ens - (match fst(CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - | Cic.Constant (_,Some _,_,_,_) -> - NCic.Const (reference_of_ouri curi (Ref.Def (get_height curi))) - | Cic.Constant (_,None,_,_,_) -> - NCic.Const (reference_of_ouri curi Ref.Decl) - | _ -> assert false) - | Cic.MutInd (curi, tyno, ens) -> - let is_inductive, lno = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.InductiveDefinition ([],vars,lno,_) -> true, lno + count_vars vars - | Cic.InductiveDefinition ((_,b,_,_)::_,vars,lno,_) -> b, lno + count_vars vars - | _ -> assert false - in - aux_ens k curi octx ctx n_fix uri ens - (NCic.Const (reference_of_ouri curi (Ref.Ind (is_inductive,tyno,lno)))) - | Cic.MutConstruct (curi, tyno, consno, ens) -> - let lno = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.InductiveDefinition (_,vars,lno,_) -> lno + count_vars vars - | _ -> assert false - in - aux_ens k curi octx ctx n_fix uri ens - (NCic.Const (reference_of_ouri curi (Ref.Con (tyno,consno,lno)))) - | Cic.Var (curi, ens) -> - (match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.Variable (_,Some bo,_,_,_) -> - aux k octx ctx n_fix uri (CicSubstitution.subst_vars ens bo) - | _ -> assert false) - | Cic.MutCase (curi, tyno, outty, t, branches) -> - let is_inductive,lno = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.InductiveDefinition ([],vars,lno,_) -> true, lno + count_vars vars - | Cic.InductiveDefinition ((_,b,_,_)::_,vars,lno,_) -> b, lno + count_vars vars - | _ -> assert false in - let r = reference_of_ouri curi (Ref.Ind (is_inductive,tyno,lno)) in - let outty, fixpoints_outty = aux k octx ctx n_fix uri outty in - let t, fixpoints_t = aux k octx ctx n_fix uri t in - let branches, fixpoints = - List.fold_right - (fun t (l,acc) -> - let t, fixpoints = aux k octx ctx n_fix uri t in - (t::l,fixpoints@acc)) - branches ([],[]) - in - NCic.Match (r,outty,t,branches), fixpoints_outty@fixpoints_t@fixpoints - | Cic.Implicit _ | Cic.Meta _ -> assert false - and aux_ens k curi octx ctx n_fix uri ens he = - match ens with - [] -> he,[] - | _::_ -> - let params = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with - Cic.Constant (_,_,_,params,_) - | Cic.InductiveDefinition (_,params,_,_) -> params - | Cic.Variable _ - | Cic.CurrentProof _ -> assert false - in - let ens,objs = - List.fold_right - (fun luri (l,objs) -> - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph luri) with - Cic.Variable (_,Some _,_,_,_) -> l, objs - | Cic.Variable (_,None,_,_,_) -> - let t = List.assoc luri ens in - let t,o = aux k octx ctx n_fix uri t in - t::l, o@objs - | _ -> assert false - ) params ([],[]) - in - match ens with - [] -> he,objs - | _::_ -> NCic.Appl (he::ens),objs -;; - -(* we are lambda-lifting also variables that do not occur *) -(* ctx does not distinguish successive blocks of cofix, since there may be no - * lambda separating them *) -let convert_term uri t = - aux false [] [] 0 uri t -;; - -let cook mode vars t = - let t = fix_outtype t in - let varsno = List.length vars in - let t = CicSubstitution.lift varsno t in - let rec aux n acc l = - let subst = - snd(List.fold_left (fun (i,res) uri -> i+1,(uri,Cic.Rel i)::res) (1,[]) acc) - in - match l with - [] -> CicSubstitution.subst_vars subst t - | uri::uris -> - let bo,ty = - match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph uri) with - Cic.Variable (_,bo,ty,_,_) -> - HExtlib.map_option fix_outtype bo, fix_outtype ty - | _ -> assert false in - let ty = CicSubstitution.subst_vars subst ty in - let bo = HExtlib.map_option (CicSubstitution.subst_vars subst) bo in - let id = Cic.Name (UriManager.name_of_uri uri) in - let t = aux (n-1) (uri::acc) uris in - match bo,ty,mode with - None,ty,`Lambda -> Cic.Lambda (id,ty,t) - | None,ty,`Pi -> Cic.Prod (id,ty,t) - | Some bo,ty,_ -> Cic.LetIn (id,bo,ty,t) - in - aux varsno [] vars -;; - -let convert_obj_aux uri = function - | Cic.Constant (name, None, ty, vars, _) -> - let ty = cook `Pi vars ty in - let nty, fixpoints = convert_term uri ty in - assert(fixpoints = []); - NCic.Constant (get_relevance ty, name, None, nty, (`Provided,`Theorem,`Regular)), - fixpoints - | Cic.Constant (name, Some bo, ty, vars, _) -> - let bo = cook `Lambda vars bo in - let ty = cook `Pi vars ty in - let nbo, fixpoints_bo = convert_term uri bo in - let nty, fixpoints_ty = convert_term uri ty in - assert(fixpoints_ty = []); - NCic.Constant (get_relevance ty, name, Some nbo, nty, (`Provided,`Theorem,`Regular)), - fixpoints_bo @ fixpoints_ty - | Cic.InductiveDefinition (itl,vars,leftno,_) -> - let ind = let _,x,_,_ = List.hd itl in x in - let itl, fix_itl = - List.fold_right - (fun (name, _, ty, cl) (itl,acc) -> - let ty = cook `Pi vars ty in - let nty, fix_ty = convert_term uri ty in - let cl, fix_cl = - List.fold_right - (fun (name, ty) (cl,acc) -> - let ty = cook `Pi vars ty in - let nty, fix_ty = convert_term uri ty in - (get_relevance ty, name, nty)::cl, acc @ fix_ty) - cl ([],[]) - in - (get_relevance ty, name, nty, cl)::itl, fix_ty @ fix_cl @ acc) - itl ([],[]) - in - NCic.Inductive(ind, leftno + count_vars vars, itl, (`Provided, `Regular)), - fix_itl - | Cic.Variable _ - | Cic.CurrentProof _ -> assert false -;; - -let convert_obj uri obj = - reset_seed (); - let o, fixpoints = convert_obj_aux uri obj in - let obj = nuri_of_ouri uri,get_height uri, [], [], o in -(*prerr_endline ("H(" ^ UriManager.string_of_uri uri ^ ") = " ^ string_of_int * (get_height uri));*) - fixpoints @ [obj] -;; - -let clear () = - Hashtbl.clear cache; - UriManager.UriHashtbl.clear cache1 -;; - -(* -let convert_context uri = - let name_of = function Cic.Name s -> s | _ -> "_" in - List.fold_right - (function - | (Some (s, Cic.Decl t) as e) -> fun (nc,auxc,oc) -> - let t, _ = aux true oc auxc 0 uri t in - (name_of s, NCic.Decl t) :: nc, - Ce (lazy ((name_of s, NCic.Decl t),[])) :: auxc, e :: oc - | (Some (Cic.Name s, Cic.Def (t,ty)) as e) -> fun (nc,auxc,oc) -> - let t, _ = aux true oc auxc 0 uri t in - let t, _ = aux true oc auxc 0 uri ty in - (name_of s, NCic.Def (t,ty)) :: nc, - Ce (lazy ((name_of s, NCic.Def (t,ty)),[])) :: auxc, e :: oc - | None -> nc, , e :: oc -;; - -let convert_term uri ctx t = - aux false [] [] 0 uri t -;; -*) - -let reference_of_oxuri u = - let t = CicUtil.term_of_uri u in - let t',l = convert_term (UriManager.uri_of_string "cic:/dummy/dummy.con") t in - match t',l with - NCic.Const nref, [] -> nref - | _,_ -> assert false -;; diff --git a/helm/software/components/ng_kernel/oCic2NCic.mli b/helm/software/components/ng_kernel/oCic2NCic.mli deleted file mode 100644 index fa3717ee4..000000000 --- a/helm/software/components/ng_kernel/oCic2NCic.mli +++ /dev/null @@ -1,23 +0,0 @@ -(* - ||M|| This file is part of HELM, an Hypertextual, Electronic - ||A|| Library of Mathematics, developed at the Computer Science - ||T|| Department, University of Bologna, Italy. - ||I|| - ||T|| HELM is free software; you can redistribute it and/or - ||A|| modify it under the terms of the GNU General Public License - \ / version 2 or (at your option) any later version. - \ / This software is distributed as is, NO WARRANTY. - V_______________________________________________________________ *) - -(* $Id$ *) - -val nuri_of_ouri: UriManager.uri -> NUri.uri - -val reference_of_ouri: UriManager.uri -> NReference.spec -> NReference.reference - -val reference_of_oxuri: UriManager.uri -> NReference.reference - -val convert_obj: UriManager.uri -> Cic.obj -> NCic.obj list -val convert_term: UriManager.uri -> Cic.term -> NCic.term * NCic.obj list - -val clear: unit -> unit diff --git a/helm/software/components/ng_library/.depend b/helm/software/components/ng_library/.depend index c76001c01..e379b9fc6 100644 --- a/helm/software/components/ng_library/.depend +++ b/helm/software/components/ng_library/.depend @@ -1,2 +1,9 @@ -nCicLibrary.cmo: nCicLibrary.cmi -nCicLibrary.cmx: nCicLibrary.cmi +nCic2OCic.cmi: +oCic2NCic.cmi: +nCicLibrary.cmi: +nCic2OCic.cmo: nCic2OCic.cmi +nCic2OCic.cmx: nCic2OCic.cmi +oCic2NCic.cmo: oCic2NCic.cmi +oCic2NCic.cmx: oCic2NCic.cmi +nCicLibrary.cmo: oCic2NCic.cmi nCic2OCic.cmi nCicLibrary.cmi +nCicLibrary.cmx: oCic2NCic.cmx nCic2OCic.cmx nCicLibrary.cmi diff --git a/helm/software/components/ng_library/.depend.opt b/helm/software/components/ng_library/.depend.opt index 48127a325..e379b9fc6 100644 --- a/helm/software/components/ng_library/.depend.opt +++ b/helm/software/components/ng_library/.depend.opt @@ -1,3 +1,9 @@ +nCic2OCic.cmi: +oCic2NCic.cmi: nCicLibrary.cmi: -nCicLibrary.cmo: nCicLibrary.cmi -nCicLibrary.cmx: nCicLibrary.cmi +nCic2OCic.cmo: nCic2OCic.cmi +nCic2OCic.cmx: nCic2OCic.cmi +oCic2NCic.cmo: oCic2NCic.cmi +oCic2NCic.cmx: oCic2NCic.cmi +nCicLibrary.cmo: oCic2NCic.cmi nCic2OCic.cmi nCicLibrary.cmi +nCicLibrary.cmx: oCic2NCic.cmx nCic2OCic.cmx nCicLibrary.cmi diff --git a/helm/software/components/ng_library/Makefile b/helm/software/components/ng_library/Makefile index ee8fbad13..e5cd7fb1f 100644 --- a/helm/software/components/ng_library/Makefile +++ b/helm/software/components/ng_library/Makefile @@ -2,6 +2,8 @@ PACKAGE = ng_library PREDICATES = INTERFACE_FILES = \ + nCic2OCic.mli \ + oCic2NCic.mli \ nCicLibrary.mli IMPLEMENTATION_FILES = \ diff --git a/helm/software/components/ng_library/nCic2OCic.ml b/helm/software/components/ng_library/nCic2OCic.ml new file mode 100644 index 000000000..1006d03c6 --- /dev/null +++ b/helm/software/components/ng_library/nCic2OCic.ml @@ -0,0 +1,117 @@ +(* + ||M|| This file is part of HELM, an Hypertextual, Electronic + ||A|| Library of Mathematics, developed at the Computer Science + ||T|| Department, University of Bologna, Italy. + ||I|| + ||T|| HELM is free software; you can redistribute it and/or + ||A|| modify it under the terms of the GNU General Public License + \ / version 2 or (at your option) any later version. + \ / This software is distributed as is, NO WARRANTY. + V_______________________________________________________________ *) + +(* $Id$ *) + +let ouri_of_nuri u = UriManager.uri_of_string (NUri.string_of_uri u);; + +let ouri_of_reference (NReference.Ref (u,_)) = ouri_of_nuri u;; + +let cprop = [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type.univ")];; + +let nn_2_on = function + | "_" -> Cic.Anonymous + | s -> Cic.Name s +;; + +let convert_term uri n_fl t = + let rec convert_term k = function (* pass k along *) + | NCic.Rel i -> Cic.Rel i + | NCic.Meta _ -> assert false + | NCic.Appl l -> Cic.Appl (List.map (convert_term k) l) + | NCic.Prod (n,s,t) -> + Cic.Prod (nn_2_on n,convert_term k s, convert_term (k+1) t) + | NCic.Lambda (n,s,t) -> + Cic.Lambda(nn_2_on n,convert_term k s, convert_term (k+1) t) + | NCic.LetIn (n,ty_s,s,t) -> + Cic.LetIn (nn_2_on n,convert_term k s,convert_term k ty_s, convert_term (k+1) t) + | NCic.Sort NCic.Prop -> Cic.Sort Cic.Prop + | NCic.Sort (NCic.Type u) when + (* BUG HERE: I should use NCicEnvironment.universe_eq, but I do not + want to add this recursion between the modules *) + (*NCicEnvironment.universe_eq*) u=cprop -> Cic.Sort (Cic.CProp (CicUniv.fresh ())) + | NCic.Sort (NCic.Type _) -> Cic.Sort (Cic.Type (CicUniv.fresh ())) + | NCic.Implicit _ -> assert false + | NCic.Const (NReference.Ref (u,NReference.Ind (_,i,_))) -> + Cic.MutInd (ouri_of_nuri u,i,[]) + | NCic.Const (NReference.Ref (u,NReference.Con (i,j,_))) -> + Cic.MutConstruct (ouri_of_nuri u,i,j,[]) + | NCic.Const (NReference.Ref (u,NReference.Def _)) + | NCic.Const (NReference.Ref (u,NReference.Decl)) -> + Cic.Const (ouri_of_nuri u,[]) + | NCic.Match (NReference.Ref (u,NReference.Ind (_,i,_)),oty,t,pl) -> + Cic.MutCase (ouri_of_nuri u,i, convert_term k oty, convert_term k t, + List.map (convert_term k) pl) + | NCic.Const (NReference.Ref (u,NReference.Fix (i,_,_))) + | NCic.Const (NReference.Ref (u,NReference.CoFix i)) -> + if NUri.eq u uri then + Cic.Rel (n_fl - i + k) + else + let ouri = ouri_of_nuri u in + let ouri = + UriManager.uri_of_string + (UriManager.buri_of_uri ouri ^ "/" ^ + UriManager.name_of_uri ouri ^ string_of_int i ^ ".con") in + Cic.Const (ouri,[]) + | _ -> assert false + in + convert_term 0 t +;; + +let convert_fix is_fix uri k fl = + let n_fl = List.length fl in + if is_fix then + let fl = + List.map + (fun (_, name,recno,ty,bo) -> + name, recno, convert_term uri n_fl ty, convert_term uri n_fl bo) + fl + in + Cic.Fix (k, fl) + else + let fl = + List.map + (fun (_, name,_,ty,bo) -> + name, convert_term uri n_fl ty, convert_term uri n_fl bo) + fl + in + Cic.CoFix (k, fl) +;; + +let convert_nobj = function + | u,_,_,_,NCic.Constant (_, name, Some bo, ty, _) -> + [ouri_of_nuri u,Cic.Constant + (name, Some (convert_term u 0 bo), convert_term u 0 ty, [],[])] + | u,_,_,_,NCic.Constant (_, name, None, ty, _) -> + [ouri_of_nuri u,Cic.Constant (name, None, convert_term u 0 ty, [],[])] + | u,_,_,_,NCic.Fixpoint (is_fix, fl, _) -> + List.map + (fun nth -> + let name = + UriManager.name_of_uri (ouri_of_nuri u) ^ string_of_int nth in + let buri = UriManager.buri_of_uri (ouri_of_nuri u) in + let uri = UriManager.uri_of_string (buri ^"/"^name^".con") in + uri, + Cic.Constant (name, + Some (convert_fix is_fix u nth fl), + convert_term u 0 (let _,_,_,ty,_ = List.hd fl in ty), [], [])) + (let rec seq = function 0 -> [0]|n -> n::seq (n-1) in + seq (List.length fl-1)) + | u,_,_,_,NCic.Inductive (inductive,leftno,itl,_) -> + let itl = + List.map + (function (_,name,ty,cl) -> + let cl=List.map (function (_,name,ty) -> name,convert_term u 0 ty) cl in + name,inductive,convert_term u 0 ty,cl + ) itl + in + [ouri_of_nuri u, Cic.InductiveDefinition (itl,[],leftno,[])] +;; diff --git a/helm/software/components/ng_library/nCic2OCic.mli b/helm/software/components/ng_library/nCic2OCic.mli new file mode 100644 index 000000000..db6349ee7 --- /dev/null +++ b/helm/software/components/ng_library/nCic2OCic.mli @@ -0,0 +1,18 @@ +(* + ||M|| This file is part of HELM, an Hypertextual, Electronic + ||A|| Library of Mathematics, developed at the Computer Science + ||T|| Department, University of Bologna, Italy. + ||I|| + ||T|| HELM is free software; you can redistribute it and/or + ||A|| modify it under the terms of the GNU General Public License + \ / version 2 or (at your option) any later version. + \ / This software is distributed as is, NO WARRANTY. + V_______________________________________________________________ *) + +(* $Id$ *) + +val ouri_of_nuri: NUri.uri -> UriManager.uri + +val ouri_of_reference: NReference.reference -> UriManager.uri + +val convert_nobj: NCic.obj -> (UriManager.uri * Cic.obj) list diff --git a/helm/software/components/ng_library/oCic2NCic.ml b/helm/software/components/ng_library/oCic2NCic.ml new file mode 100644 index 000000000..1cf194a4c --- /dev/null +++ b/helm/software/components/ng_library/oCic2NCic.ml @@ -0,0 +1,884 @@ +(* + ||M|| This file is part of HELM, an Hypertextual, Electronic + ||A|| Library of Mathematics, developed at the Computer Science + ||T|| Department, University of Bologna, Italy. + ||I|| + ||T|| HELM is free software; you can redistribute it and/or + ||A|| modify it under the terms of the GNU General Public License + \ / version 2 or (at your option) any later version. + \ / This software is distributed as is, NO WARRANTY. + V_______________________________________________________________ *) + +(* $Id$ *) + +module Ref = NReference + +let nuri_of_ouri o = NUri.uri_of_string (UriManager.string_of_uri o);; + +let mk_type n = + [`Type, NUri.uri_of_string ("cic:/matita/pts/Type"^string_of_int n^".univ")] +;; + +let mk_cprop n = + if n = 0 then + [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type.univ")] + else + [`CProp, NUri.uri_of_string ("cic:/matita/pts/Type"^string_of_int n^".univ")] +;; + +let is_proof_irrelevant context ty = + match + CicReduction.whd context + (fst (CicTypeChecker.type_of_aux' [] context ty CicUniv.oblivion_ugraph)) + with + Cic.Sort Cic.Prop -> true + | Cic.Sort _ -> false + | _ -> assert false +;; + +exception InProp;; + +let get_relevance ty = + let rec aux context ty = + match CicReduction.whd context ty with + Cic.Prod (n,s,t) -> + not (is_proof_irrelevant context s)::aux (Some (n,Cic.Decl s)::context) t + | _ -> [] + in aux [] ty +(* | ty -> if is_proof_irrelevant context ty then raise InProp else [] + in + try aux [] ty + with InProp -> []*) +;; + +(* porcatissima *) +type reference = Ref of NUri.uri * NReference.spec +let reference_of_ouri u indinfo = + let u = nuri_of_ouri u in + NReference.reference_of_string + (NReference.string_of_reference (Obj.magic (Ref (u,indinfo)))) +;; + +type ctx = + | Ce of (NCic.hypothesis * NCic.obj list) Lazy.t + | Fix of (Ref.reference * string * NCic.term) Lazy.t + +let strictify = + function + Ce l -> `Ce (Lazy.force l) + | Fix l -> `Fix (Lazy.force l) +;; + +let count_vars vars = + List.length + (List.filter (fun v -> + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph v) with + Cic.Variable (_,Some _,_,_,_) -> false + | Cic.Variable (_,None,_,_,_) -> true + | _ -> assert false) vars) +;; + + +(***** A function to restrict the context of a term getting rid of unsed + variables *******) + +let restrict octx ctx ot = + let odummy = Cic.Implicit None in + let dummy = NCic.Meta (~-1,(0,NCic.Irl 0)) in + let rec aux m acc ot t = + function + [],[] -> (ot,t),acc + | ohe::otl as octx,he::tl -> + if CicTypeChecker.does_not_occur octx 0 1 ot then + aux (m+1) acc (CicSubstitution.subst odummy ot) + (NCicSubstitution.subst dummy t) (otl,tl) + else + (match ohe,strictify he with + None,_ -> assert false + | Some (name,Cic.Decl oty),`Ce ((name', NCic.Decl ty),objs) -> + aux (m+1) ((m+1,objs,None)::acc) (Cic.Lambda (name,oty,ot)) + (NCic.Lambda (name',ty,t)) (otl,tl) + | Some (name,Cic.Decl oty),`Fix (ref,name',ty) -> + aux (m+1) ((m+1,[],Some ref)::acc) (Cic.Lambda (name,oty,ot)) + (NCic.Lambda (name',ty,t)) (otl,tl) + | Some (name,Cic.Def (obo,oty)),`Ce ((name', NCic.Def (bo,ty)),objs) -> + aux (m+1) ((m+1,objs,None)::acc) (Cic.LetIn (name,obo,oty,ot)) + (NCic.LetIn (name',bo,ty,t)) (otl,tl) + | _,_ -> assert false) + | _,_ -> assert false in + let rec split_lambdas_and_letins octx ctx infos (ote,te) = + match infos, ote, te with + ([], _, _) -> octx,ctx,ote + | ((_,objs,None)::tl, Cic.Lambda(name,oso,ota), NCic.Lambda(name',so,ta)) -> + split_lambdas_and_letins ((Some(name,(Cic.Decl oso)))::octx) + (Ce (lazy ((name',NCic.Decl so),objs))::ctx) tl (ota,ta) + | ((_,_,Some r)::tl,Cic.Lambda(name,oso,ota),NCic.Lambda(name',so,ta)) -> + split_lambdas_and_letins ((Some(name,(Cic.Decl oso)))::octx) + (Fix (lazy (r,name',so))::ctx) tl (ota,ta) + | ((_,objs,None)::tl,Cic.LetIn(name,obo,oty,ota),NCic.LetIn(nam',bo,ty,ta))-> + split_lambdas_and_letins ((Some (name,(Cic.Def (obo,oty))))::octx) + (Ce (lazy ((nam',NCic.Def (bo,ty)),objs))::ctx) tl (ota,ta) + | (_, _, _) -> assert false + in + let long_t,infos = aux 0 [] ot dummy (octx,ctx) in + let clean_octx,clean_ctx,clean_ot= split_lambdas_and_letins [] [] infos long_t + in +(*prerr_endline ("RESTRICT PRIMA: " ^ CicPp.pp ot (List.map (function None -> None | Some (name,_) -> Some name) octx)); +prerr_endline ("RESTRICT DOPO: " ^ CicPp.pp clean_ot (List.map (function None -> None | Some (name,_) -> Some name) clean_octx)); +*) + clean_octx,clean_ctx,clean_ot, List.map (fun (rel,_,_) -> rel) infos +;; + + +(**** The translation itself ****) + +let cn_to_s = function + | Cic.Anonymous -> "_" + | Cic.Name s -> s +;; + +let splat mk_pi ctx t = + List.fold_left + (fun (t,l) c -> + match strictify c with + | `Ce ((name, NCic.Def (bo,ty)),l') -> NCic.LetIn (name, ty, bo, t),l@l' + | `Ce ((name, NCic.Decl ty),l') when mk_pi -> NCic.Prod (name, ty, t),l@l' + | `Ce ((name, NCic.Decl ty),l') -> NCic.Lambda (name, ty, t),l@l' + | `Fix (_,name,ty) when mk_pi -> NCic.Prod (name, ty, t),l + | `Fix (_,name,ty) -> NCic.Lambda (name,ty,t),l) + (t,[]) ctx +;; + +let osplat mk_pi ctx t = + List.fold_left + (fun t c -> + match c with + | Some (name, Cic.Def (bo,ty)) -> Cic.LetIn (name, ty, bo, t) + | Some (name, Cic.Decl ty) when mk_pi -> Cic.Prod (name, ty, t) + | Some (name, Cic.Decl ty) -> Cic.Lambda (name, ty, t) + | None -> assert false) + t ctx +;; + +let context_tassonomy ctx = + let rec split inner acc acc1 = function + | Ce _ :: tl when inner -> split inner (acc+1) (acc1+1) tl + | Fix _ ::tl -> split false acc (acc1+1) tl + | _ as l -> + let only_decl () = + List.filter + (function + Ce _ as ce -> + (match strictify ce with + `Ce ((_, NCic.Decl _),_) -> true + | _ -> false) + | Fix _ -> true) l + in + acc, List.length l, lazy (List.length (only_decl ())), acc1 + in + split true 0 1 ctx +;; + +let splat_args_for_rel ctx t ?rels n_fix = + let rels = + match rels with + Some rels -> rels + | None -> + let rec mk_irl = function 0 -> [] | n -> n::mk_irl (n - 1) in + mk_irl (List.length ctx) + in + let bound, free, _, primo_ce_dopo_fix = context_tassonomy ctx in + if free = 0 then t + else + let rec aux = function + | n,_ when n = bound + n_fix -> [] + | n,he::tl -> + (match strictify (List.nth ctx (n-1)) with + | `Fix (refe, _, _) when n < primo_ce_dopo_fix -> + NCic.Const refe :: aux (n-1,tl) + | `Fix _ | `Ce ((_, NCic.Decl _),_) -> + NCic.Rel (he - n_fix)::aux(n-1,tl) + | `Ce ((_, NCic.Def _),_) -> aux (n-1,tl)) + | _,_ -> assert false + in + let args = aux (List.length ctx,rels) in + match args with + [] -> t + | _::_ -> NCic.Appl (t::args) +;; + +let splat_args ctx t n_fix rels = + let bound, _, _, primo_ce_dopo_fix = context_tassonomy ctx in + if ctx = [] then t + else + let rec aux = function + | 0,[] -> [] + | n,he::tl -> + (match strictify (List.nth ctx (n-1)) with + | `Ce ((_, NCic.Decl _),_) when n <= bound -> + NCic.Rel he:: aux (n-1,tl) + | `Fix (refe, _, _) when n < primo_ce_dopo_fix -> + splat_args_for_rel ctx (NCic.Const refe) ~rels n_fix :: aux (n-1,tl) + | `Fix _ | `Ce((_, NCic.Decl _),_)-> NCic.Rel (he - n_fix)::aux(n-1,tl) + | `Ce ((_, NCic.Def _),_) -> aux (n - 1,tl) + ) + | _,_ -> assert false + in + let args = aux (List.length ctx,rels) in + match args with + [] -> t + | _::_ -> NCic.Appl (t::args) +;; + +exception Nothing_to_do;; + +let fix_outty curi tyno t context outty = + let leftno,rightno = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.InductiveDefinition (tyl,_,leftno,_) -> + let _,_,arity,_ = List.nth tyl tyno in + let rec count_prods leftno context arity = + match leftno, CicReduction.whd context arity with + 0, Cic.Sort _ -> 0 + | 0, Cic.Prod (name,so,ty) -> + 1 + count_prods 0 (Some (name, Cic.Decl so)::context) ty + | _, Cic.Prod (name,so,ty) -> + count_prods (leftno - 1) (Some (name, Cic.Decl so)::context) ty + | _,_ -> assert false + in +(*prerr_endline (UriManager.string_of_uri curi); +prerr_endline ("LEFTNO: " ^ string_of_int leftno ^ " " ^ CicPp.ppterm arity);*) + leftno, count_prods leftno [] arity + | _ -> assert false in + let ens,args = + let tty,_= CicTypeChecker.type_of_aux' [] context t CicUniv.oblivion_ugraph in + match CicReduction.whd context tty with + Cic.MutInd (_,_,ens) -> ens,[] + | Cic.Appl (Cic.MutInd (_,_,ens)::args) -> + ens,fst (HExtlib.split_nth leftno args) + | _ -> assert false + in + let rec aux n irl context outsort = + match n, CicReduction.whd context outsort with + 0, Cic.Prod _ -> raise Nothing_to_do + | 0, _ -> + let irl = List.rev irl in + let ty = CicSubstitution.lift rightno (Cic.MutInd (curi,tyno,ens)) in + let ty = + if args = [] && irl = [] then ty + else + Cic.Appl (ty::(List.map (CicSubstitution.lift rightno) args)@irl) in + let he = CicSubstitution.lift (rightno + 1) outty in + let t = + if irl = [] then he + else Cic.Appl (he::List.map (CicSubstitution.lift 1) irl) + in + Cic.Lambda (Cic.Anonymous, ty, t) + | n, Cic.Prod (name,so,ty) -> + let ty' = + aux (n - 1) (Cic.Rel n::irl) (Some (name, Cic.Decl so)::context) ty + in + Cic.Lambda (name,so,ty') + | _,_ -> assert false + in +(*prerr_endline ("RIGHTNO = " ^ string_of_int rightno ^ " OUTTY = " ^ CicPp.ppterm outty);*) + let outsort = + fst (CicTypeChecker.type_of_aux' [] context outty CicUniv.oblivion_ugraph) + in + try aux rightno [] context outsort + with Nothing_to_do -> outty +(*prerr_endline (CicPp.ppterm outty ^ " <==> " ^ CicPp.ppterm outty');*) +;; + +let fix_outtype t = + let module C = Cic in + let rec aux context = + function + C.Rel _ as t -> t + | C.Var (uri,exp_named_subst) -> + let exp_named_subst' = + List.map (function i,t -> i, (aux context t)) exp_named_subst in + C.Var (uri,exp_named_subst') + | C.Implicit _ + | C.Meta _ -> assert false + | C.Sort _ as t -> t + | C.Cast (v,t) -> C.Cast (aux context v, aux context t) + | C.Prod (n,s,t) -> + C.Prod (n, aux context s, aux ((Some (n, C.Decl s))::context) t) + | C.Lambda (n,s,t) -> + C.Lambda (n, aux context s, aux ((Some (n, C.Decl s))::context) t) + | C.LetIn (n,s,ty,t) -> + C.LetIn + (n, aux context s, aux context ty, + aux ((Some (n, C.Def(s,ty)))::context) t) + | C.Appl l -> C.Appl (List.map (aux context) l) + | C.Const (uri,exp_named_subst) -> + let exp_named_subst' = + List.map (function i,t -> i, (aux context t)) exp_named_subst + in + C.Const (uri,exp_named_subst') + | C.MutInd (uri,tyno,exp_named_subst) -> + let exp_named_subst' = + List.map (function i,t -> i, (aux context t)) exp_named_subst + in + C.MutInd (uri, tyno, exp_named_subst') + | C.MutConstruct (uri,tyno,consno,exp_named_subst) -> + let exp_named_subst' = + List.map (function i,t -> i, (aux context t)) exp_named_subst + in + C.MutConstruct (uri, tyno, consno, exp_named_subst') + | C.MutCase (uri, tyno, outty, term, patterns) -> + let outty = fix_outty uri tyno term context outty in + C.MutCase (uri, tyno, aux context outty, + aux context term, List.map (aux context) patterns) + | C.Fix (funno, funs) -> + let tys,_ = + List.fold_left + (fun (types,len) (n,_,ty,_) -> + ((Some (C.Name n,(C.Decl (CicSubstitution.lift len ty)))))::types, + len+1 + ) ([],0) funs + in + C.Fix (funno, + List.map + (fun (name, indidx, ty, bo) -> + (name, indidx, aux context ty, aux (tys@context) bo) + ) funs + ) + | C.CoFix (funno, funs) -> + let tys,_ = + List.fold_left + (fun (types,len) (n,ty,_) -> + ((Some (C.Name n,(C.Decl (CicSubstitution.lift len ty)))))::types, + len+1 + ) ([],0) funs + in + C.CoFix (funno, + List.map + (fun (name, ty, bo) -> + (name, aux context ty, aux (tys@context) bo) + ) funs + ) + in + aux [] t +;; + +let get_fresh,reset_seed = + let seed = ref 0 in + (function () -> + incr seed; + string_of_int !seed), + (function () -> seed := 0) +;; + +exception NotSimilar +let alpha t1 t2 ref ref' = + let rec aux t1 t2 = match t1,t2 with + | NCic.Rel n, NCic.Rel m when n=m -> () + | NCic.Appl l1, NCic.Appl l2 -> List.iter2 aux l1 l2 + | NCic.Lambda (_,s1,t1), NCic.Lambda (_,s2,t2) + | NCic.Prod (_,s1,t1), NCic.Prod (_,s2,t2) -> aux s1 s2; aux t1 t2 + | NCic.LetIn (_,s1,ty1,t1), NCic.LetIn (_,s2,ty2,t2) -> + aux s1 s2; aux ty1 ty2; aux t1 t2 + | NCic.Const (NReference.Ref (uu1,xp1)), + NCic.Const (NReference.Ref (uu2,xp2)) when + let NReference.Ref (u1,_) = ref in + let NReference.Ref (u2,_) = ref' in + NUri.eq uu1 u1 && NUri.eq uu2 u2 && xp1 = xp2 + -> () + | NCic.Const r1, NCic.Const r2 when NReference.eq r1 r2 -> () + | NCic.Meta _,NCic.Meta _ -> () + | NCic.Implicit _,NCic.Implicit _ -> () + | NCic.Sort x,NCic.Sort y when x=y -> () + | NCic.Match (_,t1,t11,tl1), NCic.Match (_,t2,t22,tl2) -> + aux t1 t2;aux t11 t22;List.iter2 aux tl1 tl2 + | _-> raise NotSimilar + in + try aux t1 t2; true with NotSimilar -> false +;; + +exception Found of NReference.reference;; +let cache = Hashtbl.create 313;; +let same_obj ref ref' = + function + | (_,_,_,_,NCic.Fixpoint (b1,l1,_)), (_,_,_,_,NCic.Fixpoint (b2,l2,_)) + when List.for_all2 (fun (_,_,_,ty1,bo1) (_,_,_,ty2,bo2) -> + alpha ty1 ty2 ref ref' && alpha bo1 bo2 ref ref') l1 l2 && b1=b2-> + true + | _ -> false +;; +let find_in_cache name obj ref = + try + List.iter + (function (ref',obj') -> + let recno, fixno = + match ref with + NReference.Ref (_,NReference.Fix (fixno,recno,_)) -> recno,fixno + | NReference.Ref (_,NReference.CoFix (fixno)) -> ~-1,fixno + | _ -> assert false in + let recno',fixno' = + match ref' with + NReference.Ref (_,NReference.Fix (fixno',recno,_)) -> recno,fixno' + | NReference.Ref (_,NReference.CoFix (fixno')) -> ~-1,fixno' + | _ -> assert false in + if recno = recno' && fixno = fixno' && same_obj ref ref' (obj,obj') then ( +(* +prerr_endline ("!!!!!!!!!!! CACHE HIT !!!!!!!!!!\n" ^ +NReference.string_of_reference ref ^ "\n" ^ +NReference.string_of_reference ref' ^ "\n"); + *) + raise (Found ref')); +(* +prerr_endline ("CACHE SAME NAME: " ^ NReference.string_of_reference ref ^ " <==> " ^ NReference.string_of_reference ref'); + *) + ) (Hashtbl.find_all cache name); +(* prerr_endline "<<< CACHE MISS >>>"; *) + begin + match obj, ref with + | (_,_,_,_,NCic.Fixpoint (true,fl,_)) , + NReference.Ref (_,NReference.Fix _) -> + ignore(List.fold_left (fun i (_,name,rno,_,_) -> + let ref = NReference.mk_fix i rno ref in + Hashtbl.add cache name (ref,obj); + i+1 + ) 0 fl) + | (_,_,_,_,NCic.Fixpoint (false,fl,_)) , + NReference.Ref (_,NReference.CoFix _) -> + ignore(List.fold_left (fun i (_,name,_,_,_) -> + let ref = NReference.mk_cofix i ref in + Hashtbl.add cache name (ref,obj); + i+1 + ) 0 fl) + | _ -> assert false + end; + None + with Found ref -> Some ref +;; + +let cache1 = UriManager.UriHashtbl.create 313;; +let rec get_height = + function u -> + try + UriManager.UriHashtbl.find cache1 u + with + Not_found -> + let h = ref 0 in + let res = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph u) with + Cic.Constant (_,Some bo,ty,params,_) + | Cic.Variable (_,Some bo,ty,params,_) -> + ignore (height_of_term ~h bo); + ignore (height_of_term ~h ty); + List.iter (function uri -> h := max !h (get_height uri)) params; + 1 + !h + | _ -> 0 + in + UriManager.UriHashtbl.add cache1 u res; + res +and height_of_term ?(h=ref 0) t = + let rec aux = + function + Cic.Rel _ + | Cic.Sort _ -> () + | Cic.Implicit _ -> assert false + | Cic.Var (uri,exp_named_subst) + | Cic.Const (uri,exp_named_subst) + | Cic.MutInd (uri,_,exp_named_subst) + | Cic.MutConstruct (uri,_,_,exp_named_subst) -> + h := max !h (get_height uri); + List.iter (function (_,t) -> aux t) exp_named_subst + | Cic.Meta (_,l) -> List.iter (function None -> () | Some t -> aux t) l + | Cic.Cast (t1,t2) + | Cic.Prod (_,t1,t2) + | Cic.Lambda (_,t1,t2) -> aux t1; aux t2 + | Cic.LetIn (_,s,ty,t) -> aux s; aux ty; aux t + | Cic.Appl l -> List.iter aux l + | Cic.MutCase (_,_,outty,t,pl) -> aux outty; aux t; List.iter aux pl + | Cic.Fix (_, fl) -> List.iter (fun (_, _, ty, bo) -> aux ty; aux bo) fl; incr h + | Cic.CoFix (_, fl) -> List.iter (fun (_, ty, bo) -> aux ty; aux bo) fl; incr h + in + aux t; + 1 + !h +;; + + (* k=true if we are converting a term to be pushed in a ctx or if we are + converting the type of a fix; + k=false if we are converting a term to be put in the body of a fix; + in the latter case, we must permute Rels since the Fix abstraction will + preceed its lefts parameters; in the former case, there is nothing to + permute *) + let rec aux k octx (ctx : ctx list) n_fix uri = function + | Cic.CoFix _ as cofix -> + let octx,ctx,fix,rels = restrict octx ctx cofix in + let cofixno,fl = + match fix with Cic.CoFix (cofixno,fl)->cofixno,fl | _-> assert false in + let buri = + UriManager.uri_of_string + (UriManager.buri_of_uri uri^"/"^ + UriManager.name_of_uri uri ^ "___" ^ get_fresh () ^ ".con") + in + let bctx, fixpoints_tys, tys, _ = + List.fold_right + (fun (name,ty,_) (bctx, fixpoints, tys, idx) -> + let ty, fixpoints_ty = aux true octx ctx n_fix uri ty in + let r = reference_of_ouri buri(Ref.CoFix idx) in + bctx @ [Fix (lazy (r,name,ty))], + fixpoints_ty @ fixpoints,ty::tys,idx-1) + fl ([], [], [], List.length fl-1) + in + let bctx = bctx @ ctx in + let n_fl = List.length fl in + let boctx,_ = + List.fold_left + (fun (types,len) (n,ty,_) -> + (Some (Cic.Name n,(Cic.Decl (CicSubstitution.lift len ty)))::types, + len+1)) (octx,0) fl + in + let fl, fixpoints = + List.fold_right2 + (fun (name,_,bo) ty (l,fixpoints) -> + let bo, fixpoints_bo = aux false boctx bctx n_fl buri bo in + let splty,fixpoints_splty = splat true ctx ty in + let splbo,fixpoints_splbo = splat false ctx bo in + (([],name,~-1,splty,splbo)::l), + fixpoints_bo @ fixpoints_splty @ fixpoints_splbo @ fixpoints) + fl tys ([],fixpoints_tys) + in + let obj = + nuri_of_ouri buri,0,[],[], + NCic.Fixpoint (false, fl, (`Generated, `Definition, `Regular)) + in + let r = reference_of_ouri buri (Ref.CoFix cofixno) in + let obj,r = + let _,name,_,_,_ = List.nth fl cofixno in + match find_in_cache name obj r with + Some r' -> [],r' + | None -> [obj],r + in + splat_args ctx (NCic.Const r) n_fix rels, fixpoints @ obj + | Cic.Fix _ as fix -> + let octx,ctx,fix,rels = restrict octx ctx fix in + let fixno,fl = + match fix with Cic.Fix (fixno,fl) -> fixno,fl | _ -> assert false in + let buri = + UriManager.uri_of_string + (UriManager.buri_of_uri uri^"/"^ + UriManager.name_of_uri uri ^ "___" ^ get_fresh () ^ ".con") in + let height = height_of_term fix - 1 in + let bad_bctx, fixpoints_tys, tys, _ = + List.fold_right + (fun (name,recno,ty,_) (bctx, fixpoints, tys, idx) -> + let ty, fixpoints_ty = aux true octx ctx n_fix uri ty in + let r = (* recno is dummy here, must be lifted by the ctx len *) + reference_of_ouri buri (Ref.Fix (idx,recno,height)) + in + bctx @ [Fix (lazy (r,name,ty))], + fixpoints_ty@fixpoints,ty::tys,idx-1) + fl ([], [], [], List.length fl-1) + in + let _, _, free_decls, _ = context_tassonomy (bad_bctx @ ctx) in + let free_decls = Lazy.force free_decls in + let bctx = + List.map (function ce -> match strictify ce with + | `Fix (Ref.Ref (_,Ref.Fix (idx, recno,height)),name, ty) -> + Fix (lazy (reference_of_ouri buri + (Ref.Fix (idx,recno+free_decls,height)),name,ty)) + | _ -> assert false) bad_bctx @ ctx + in + let n_fl = List.length fl in + let boctx,_ = + List.fold_left + (fun (types,len) (n,_,ty,_) -> + (Some (Cic.Name n,(Cic.Decl (CicSubstitution.lift len ty)))::types, + len+1)) (octx,0) fl + in + let rno_fixno = ref 0 in + let fl, fixpoints,_ = + List.fold_right2 + (fun (name,rno,oty,bo) ty (l,fixpoints,idx) -> + let bo, fixpoints_bo = aux false boctx bctx n_fl buri bo in + let splty,fixpoints_splty = splat true ctx ty in + let splbo,fixpoints_splbo = splat false ctx bo in + let rno = rno + free_decls in + if idx = fixno then rno_fixno := rno; + ((get_relevance (osplat true octx oty),name,rno,splty,splbo)::l), + fixpoints_bo@fixpoints_splty@fixpoints_splbo@fixpoints,idx+1) + fl tys ([],fixpoints_tys,0) + in + let obj = + nuri_of_ouri buri,height,[],[], + NCic.Fixpoint (true, fl, (`Generated, `Definition, `Regular)) in +(*prerr_endline ("H(" ^ UriManager.string_of_uri buri ^ ") = " ^ string_of_int * height);*) + let r = reference_of_ouri buri (Ref.Fix (fixno,!rno_fixno,height)) in + let obj,r = + let _,name,_,_,_ = List.nth fl fixno in + match find_in_cache name obj r with + Some r' -> [],r' + | None -> [obj],r + in + splat_args ctx (NCic.Const r) n_fix rels, fixpoints @ obj + | Cic.Rel n -> + let bound, _, _, primo_ce_dopo_fix = context_tassonomy ctx in + (match List.nth ctx (n-1) with + | Fix l when n < primo_ce_dopo_fix -> + let r,_,_ = Lazy.force l in + splat_args_for_rel ctx (NCic.Const r) n_fix, [] + | Ce _ when n <= bound -> NCic.Rel n, [] + | Fix _ when n <= bound -> assert false + | Fix _ | Ce _ when k = true -> NCic.Rel n, [] + | Fix _ | Ce _ -> NCic.Rel (n-n_fix), []) + | Cic.Lambda (name, (s as old_s), t) -> + let s, fixpoints_s = aux k octx ctx n_fix uri s in + let s'_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_s) in + let ctx = + Ce (lazy + let s',fixpoints_s' = Lazy.force s'_and_fixpoints_s' in + ((cn_to_s name, NCic.Decl s'),fixpoints_s'))::ctx in + let octx = Some (name, Cic.Decl old_s) :: octx in + let t, fixpoints_t = aux k octx ctx n_fix uri t in + NCic.Lambda (cn_to_s name, s, t), fixpoints_s @ fixpoints_t + | Cic.Prod (name, (s as old_s), t) -> + let s, fixpoints_s = aux k octx ctx n_fix uri s in + let s'_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_s) in + let ctx = + Ce (lazy + let s',fixpoints_s' = Lazy.force s'_and_fixpoints_s' in + ((cn_to_s name, NCic.Decl s'),fixpoints_s'))::ctx in + let octx = Some (name, Cic.Decl old_s) :: octx in + let t, fixpoints_t = aux k octx ctx n_fix uri t in + NCic.Prod (cn_to_s name, s, t), fixpoints_s @ fixpoints_t + | Cic.LetIn (name, (te as old_te), (ty as old_ty), t) -> + let te, fixpoints_s = aux k octx ctx n_fix uri te in + let te_and_fixpoints_s' = lazy (aux true octx ctx n_fix uri old_te) in + let ty, fixpoints_ty = aux k octx ctx n_fix uri ty in + let ty_and_fixpoints_ty' = lazy (aux true octx ctx n_fix uri old_ty) in + let ctx = + Ce (lazy + let te',fixpoints_s' = Lazy.force te_and_fixpoints_s' in + let ty',fixpoints_ty' = Lazy.force ty_and_fixpoints_ty' in + let fixpoints' = fixpoints_s' @ fixpoints_ty' in + ((cn_to_s name, NCic.Def (te', ty')),fixpoints'))::ctx in + let octx = Some (name, Cic.Def (old_te, old_ty)) :: octx in + let t, fixpoints_t = aux k octx ctx n_fix uri t in + NCic.LetIn (cn_to_s name, ty, te, t), + fixpoints_s @ fixpoints_t @ fixpoints_ty + | Cic.Cast (t,ty) -> + let t, fixpoints_t = aux k octx ctx n_fix uri t in + let ty, fixpoints_ty = aux k octx ctx n_fix uri ty in + NCic.LetIn ("cast", ty, t, NCic.Rel 1), fixpoints_t @ fixpoints_ty + | Cic.Sort Cic.Prop -> NCic.Sort NCic.Prop,[] + | Cic.Sort (Cic.CProp u) -> + NCic.Sort (NCic.Type (mk_cprop (CicUniv.get_rank u))),[] + | Cic.Sort (Cic.Type u) -> + NCic.Sort (NCic.Type (mk_type (CicUniv.get_rank u))),[] + | Cic.Sort Cic.Set -> NCic.Sort (NCic.Type (mk_type 0)),[] + (* calculate depth in the univ_graph*) + | Cic.Appl l -> + let l, fixpoints = + List.fold_right + (fun t (l,acc) -> + let t, fixpoints = aux k octx ctx n_fix uri t in + (t::l,fixpoints@acc)) + l ([],[]) + in + (match l with + | (NCic.Appl l1)::l2 -> NCic.Appl (l1@l2), fixpoints + | _ -> NCic.Appl l, fixpoints) + | Cic.Const (curi, ens) -> + aux_ens k curi octx ctx n_fix uri ens + (match fst(CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + | Cic.Constant (_,Some _,_,_,_) -> + NCic.Const (reference_of_ouri curi (Ref.Def (get_height curi))) + | Cic.Constant (_,None,_,_,_) -> + NCic.Const (reference_of_ouri curi Ref.Decl) + | _ -> assert false) + | Cic.MutInd (curi, tyno, ens) -> + let is_inductive, lno = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.InductiveDefinition ([],vars,lno,_) -> true, lno + count_vars vars + | Cic.InductiveDefinition ((_,b,_,_)::_,vars,lno,_) -> b, lno + count_vars vars + | _ -> assert false + in + aux_ens k curi octx ctx n_fix uri ens + (NCic.Const (reference_of_ouri curi (Ref.Ind (is_inductive,tyno,lno)))) + | Cic.MutConstruct (curi, tyno, consno, ens) -> + let lno = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.InductiveDefinition (_,vars,lno,_) -> lno + count_vars vars + | _ -> assert false + in + aux_ens k curi octx ctx n_fix uri ens + (NCic.Const (reference_of_ouri curi (Ref.Con (tyno,consno,lno)))) + | Cic.Var (curi, ens) -> + (match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.Variable (_,Some bo,_,_,_) -> + aux k octx ctx n_fix uri (CicSubstitution.subst_vars ens bo) + | _ -> assert false) + | Cic.MutCase (curi, tyno, outty, t, branches) -> + let is_inductive,lno = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.InductiveDefinition ([],vars,lno,_) -> true, lno + count_vars vars + | Cic.InductiveDefinition ((_,b,_,_)::_,vars,lno,_) -> b, lno + count_vars vars + | _ -> assert false in + let r = reference_of_ouri curi (Ref.Ind (is_inductive,tyno,lno)) in + let outty, fixpoints_outty = aux k octx ctx n_fix uri outty in + let t, fixpoints_t = aux k octx ctx n_fix uri t in + let branches, fixpoints = + List.fold_right + (fun t (l,acc) -> + let t, fixpoints = aux k octx ctx n_fix uri t in + (t::l,fixpoints@acc)) + branches ([],[]) + in + NCic.Match (r,outty,t,branches), fixpoints_outty@fixpoints_t@fixpoints + | Cic.Implicit _ | Cic.Meta _ -> assert false + and aux_ens k curi octx ctx n_fix uri ens he = + match ens with + [] -> he,[] + | _::_ -> + let params = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph curi) with + Cic.Constant (_,_,_,params,_) + | Cic.InductiveDefinition (_,params,_,_) -> params + | Cic.Variable _ + | Cic.CurrentProof _ -> assert false + in + let ens,objs = + List.fold_right + (fun luri (l,objs) -> + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph luri) with + Cic.Variable (_,Some _,_,_,_) -> l, objs + | Cic.Variable (_,None,_,_,_) -> + let t = List.assoc luri ens in + let t,o = aux k octx ctx n_fix uri t in + t::l, o@objs + | _ -> assert false + ) params ([],[]) + in + match ens with + [] -> he,objs + | _::_ -> NCic.Appl (he::ens),objs +;; + +(* we are lambda-lifting also variables that do not occur *) +(* ctx does not distinguish successive blocks of cofix, since there may be no + * lambda separating them *) +let convert_term uri t = + aux false [] [] 0 uri t +;; + +let cook mode vars t = + let t = fix_outtype t in + let varsno = List.length vars in + let t = CicSubstitution.lift varsno t in + let rec aux n acc l = + let subst = + snd(List.fold_left (fun (i,res) uri -> i+1,(uri,Cic.Rel i)::res) (1,[]) acc) + in + match l with + [] -> CicSubstitution.subst_vars subst t + | uri::uris -> + let bo,ty = + match fst (CicEnvironment.get_obj CicUniv.oblivion_ugraph uri) with + Cic.Variable (_,bo,ty,_,_) -> + HExtlib.map_option fix_outtype bo, fix_outtype ty + | _ -> assert false in + let ty = CicSubstitution.subst_vars subst ty in + let bo = HExtlib.map_option (CicSubstitution.subst_vars subst) bo in + let id = Cic.Name (UriManager.name_of_uri uri) in + let t = aux (n-1) (uri::acc) uris in + match bo,ty,mode with + None,ty,`Lambda -> Cic.Lambda (id,ty,t) + | None,ty,`Pi -> Cic.Prod (id,ty,t) + | Some bo,ty,_ -> Cic.LetIn (id,bo,ty,t) + in + aux varsno [] vars +;; + +let convert_obj_aux uri = function + | Cic.Constant (name, None, ty, vars, _) -> + let ty = cook `Pi vars ty in + let nty, fixpoints = convert_term uri ty in + assert(fixpoints = []); + NCic.Constant (get_relevance ty, name, None, nty, (`Provided,`Theorem,`Regular)), + fixpoints + | Cic.Constant (name, Some bo, ty, vars, _) -> + let bo = cook `Lambda vars bo in + let ty = cook `Pi vars ty in + let nbo, fixpoints_bo = convert_term uri bo in + let nty, fixpoints_ty = convert_term uri ty in + assert(fixpoints_ty = []); + NCic.Constant (get_relevance ty, name, Some nbo, nty, (`Provided,`Theorem,`Regular)), + fixpoints_bo @ fixpoints_ty + | Cic.InductiveDefinition (itl,vars,leftno,_) -> + let ind = let _,x,_,_ = List.hd itl in x in + let itl, fix_itl = + List.fold_right + (fun (name, _, ty, cl) (itl,acc) -> + let ty = cook `Pi vars ty in + let nty, fix_ty = convert_term uri ty in + let cl, fix_cl = + List.fold_right + (fun (name, ty) (cl,acc) -> + let ty = cook `Pi vars ty in + let nty, fix_ty = convert_term uri ty in + (get_relevance ty, name, nty)::cl, acc @ fix_ty) + cl ([],[]) + in + (get_relevance ty, name, nty, cl)::itl, fix_ty @ fix_cl @ acc) + itl ([],[]) + in + NCic.Inductive(ind, leftno + count_vars vars, itl, (`Provided, `Regular)), + fix_itl + | Cic.Variable _ + | Cic.CurrentProof _ -> assert false +;; + +let convert_obj uri obj = + reset_seed (); + let o, fixpoints = convert_obj_aux uri obj in + let obj = nuri_of_ouri uri,get_height uri, [], [], o in +(*prerr_endline ("H(" ^ UriManager.string_of_uri uri ^ ") = " ^ string_of_int * (get_height uri));*) + fixpoints @ [obj] +;; + +let clear () = + Hashtbl.clear cache; + UriManager.UriHashtbl.clear cache1 +;; + +(* +let convert_context uri = + let name_of = function Cic.Name s -> s | _ -> "_" in + List.fold_right + (function + | (Some (s, Cic.Decl t) as e) -> fun (nc,auxc,oc) -> + let t, _ = aux true oc auxc 0 uri t in + (name_of s, NCic.Decl t) :: nc, + Ce (lazy ((name_of s, NCic.Decl t),[])) :: auxc, e :: oc + | (Some (Cic.Name s, Cic.Def (t,ty)) as e) -> fun (nc,auxc,oc) -> + let t, _ = aux true oc auxc 0 uri t in + let t, _ = aux true oc auxc 0 uri ty in + (name_of s, NCic.Def (t,ty)) :: nc, + Ce (lazy ((name_of s, NCic.Def (t,ty)),[])) :: auxc, e :: oc + | None -> nc, , e :: oc +;; + +let convert_term uri ctx t = + aux false [] [] 0 uri t +;; +*) + +let reference_of_oxuri u = + let t = CicUtil.term_of_uri u in + let t',l = convert_term (UriManager.uri_of_string "cic:/dummy/dummy.con") t in + match t',l with + NCic.Const nref, [] -> nref + | _,_ -> assert false +;; + +NCicCoercion.set_convert_term convert_term;; +Ncic2astMatcher.set_reference_of_oxuri reference_of_oxuri;; +NCicDisambiguate.set_reference_of_oxuri reference_of_oxuri;; +NCicBlob.set_reference_of_oxuri reference_of_oxuri;; +NCicProof.set_reference_of_oxuri reference_of_oxuri;; diff --git a/helm/software/components/ng_library/oCic2NCic.mli b/helm/software/components/ng_library/oCic2NCic.mli new file mode 100644 index 000000000..fa3717ee4 --- /dev/null +++ b/helm/software/components/ng_library/oCic2NCic.mli @@ -0,0 +1,23 @@ +(* + ||M|| This file is part of HELM, an Hypertextual, Electronic + ||A|| Library of Mathematics, developed at the Computer Science + ||T|| Department, University of Bologna, Italy. + ||I|| + ||T|| HELM is free software; you can redistribute it and/or + ||A|| modify it under the terms of the GNU General Public License + \ / version 2 or (at your option) any later version. + \ / This software is distributed as is, NO WARRANTY. + V_______________________________________________________________ *) + +(* $Id$ *) + +val nuri_of_ouri: UriManager.uri -> NUri.uri + +val reference_of_ouri: UriManager.uri -> NReference.spec -> NReference.reference + +val reference_of_oxuri: UriManager.uri -> NReference.reference + +val convert_obj: UriManager.uri -> Cic.obj -> NCic.obj list +val convert_term: UriManager.uri -> Cic.term -> NCic.term * NCic.obj list + +val clear: unit -> unit diff --git a/helm/software/components/ng_paramodulation/nCicBlob.ml b/helm/software/components/ng_paramodulation/nCicBlob.ml index 91746f210..05867b00e 100644 --- a/helm/software/components/ng_paramodulation/nCicBlob.ml +++ b/helm/software/components/ng_paramodulation/nCicBlob.ml @@ -11,6 +11,9 @@ (* $Id: terms.mli 9822 2009-06-03 15:37:06Z tassi $ *) +let reference_of_oxuri = ref (fun _ -> assert false);; +let set_reference_of_oxuri f = reference_of_oxuri := f;; + module type NCicContext = sig val metasenv : NCic.metasenv @@ -80,7 +83,7 @@ with type t = NCic.term and type input = NCic.term = struct let eqP = let r = - OCic2NCic.reference_of_oxuri + !reference_of_oxuri (UriManager.uri_of_string "cic:/matita/logic/equality/eq.ind#xpointer(1/1)") in diff --git a/helm/software/components/ng_paramodulation/nCicBlob.mli b/helm/software/components/ng_paramodulation/nCicBlob.mli index 16a8c33a2..58f97a3f2 100644 --- a/helm/software/components/ng_paramodulation/nCicBlob.mli +++ b/helm/software/components/ng_paramodulation/nCicBlob.mli @@ -11,6 +11,8 @@ (* $Id: terms.mli 9822 2009-06-03 15:37:06Z tassi $ *) +val set_reference_of_oxuri: (UriManager.uri -> NReference.reference) -> unit + module type NCicContext = sig val metasenv : NCic.metasenv diff --git a/helm/software/components/ng_paramodulation/nCicProof.ml b/helm/software/components/ng_paramodulation/nCicProof.ml index 9223d1bcb..9a7285062 100644 --- a/helm/software/components/ng_paramodulation/nCicProof.ml +++ b/helm/software/components/ng_paramodulation/nCicProof.ml @@ -11,9 +11,13 @@ (* $Id: orderings.ml 9869 2009-06-11 22:52:38Z denes $ *) +let reference_of_oxuri = ref (fun _ -> assert false);; +let set_reference_of_oxuri f = reference_of_oxuri := f;; + + let eqP () = let r = - OCic2NCic.reference_of_oxuri + !reference_of_oxuri (UriManager.uri_of_string "cic:/matita/logic/equality/eq.ind#xpointer(1/1)") in @@ -22,7 +26,7 @@ let eq_ind () = let r = - OCic2NCic.reference_of_oxuri + !reference_of_oxuri (UriManager.uri_of_string "cic:/matita/logic/equality/eq_ind.con") in @@ -31,7 +35,7 @@ let eq_ind_r () = let r = - OCic2NCic.reference_of_oxuri + !reference_of_oxuri (UriManager.uri_of_string "cic:/matita/logic/equality/eq_elim_r.con") in @@ -40,7 +44,7 @@ let eq_refl () = let r = - OCic2NCic.reference_of_oxuri + !reference_of_oxuri (UriManager.uri_of_string "cic:/matita/logic/equality/eq.ind#xpointer(1/1/1)") in diff --git a/helm/software/components/ng_paramodulation/nCicProof.mli b/helm/software/components/ng_paramodulation/nCicProof.mli index 7a1032482..337752edc 100644 --- a/helm/software/components/ng_paramodulation/nCicProof.mli +++ b/helm/software/components/ng_paramodulation/nCicProof.mli @@ -11,7 +11,6 @@ (* $Id: nCic.ml 9058 2008-10-13 17:42:30Z tassi $ *) -val mk_proof: - NCic.term Terms.bag -> Terms.M.key -> Terms.M.key list -> NCic.term - +val set_reference_of_oxuri: (UriManager.uri -> NReference.reference) -> unit +val mk_proof:NCic.term Terms.bag -> Terms.M.key -> Terms.M.key list -> NCic.term diff --git a/helm/software/components/ng_refiner/nCicCoercion.ml b/helm/software/components/ng_refiner/nCicCoercion.ml index fd697265a..04fddee83 100644 --- a/helm/software/components/ng_refiner/nCicCoercion.ml +++ b/helm/software/components/ng_refiner/nCicCoercion.ml @@ -14,6 +14,9 @@ let debug s = prerr_endline (Lazy.force s);; let debug _ = ();; +let convert_term = ref (fun _ _ -> assert false);; +let set_convert_term f = convert_term := f;; + module COT : Set.OrderedType with type t = string * NCic.term * int * int * NCic.term * NCic.term = @@ -67,7 +70,7 @@ let index_old_db odb (status : #status) = List.fold_left (fun status (uri,_,arg) -> try - let c=fst (OCic2NCic.convert_term uri (CicUtil.term_of_uri uri)) in + let c=fst (!convert_term uri (CicUtil.term_of_uri uri)) in let arity = match tgt with | CoercDb.Fun i -> i | _ -> 0 in let src, tgt = let cty = NCicTypeChecker.typeof ~subst:[] ~metasenv:[] [] c in diff --git a/helm/software/components/ng_refiner/nCicCoercion.mli b/helm/software/components/ng_refiner/nCicCoercion.mli index 0f514eef6..ff6b43997 100644 --- a/helm/software/components/ng_refiner/nCicCoercion.mli +++ b/helm/software/components/ng_refiner/nCicCoercion.mli @@ -13,6 +13,9 @@ type db +val set_convert_term: + (UriManager.uri -> Cic.term -> NCic.term * NCic.obj list) -> unit + class type g_status = object inherit NCicUnifHint.g_status diff --git a/helm/software/components/ng_refiner/nCicUnifHint.ml b/helm/software/components/ng_refiner/nCicUnifHint.ml index 1ea21dbcc..313fbbd0d 100644 --- a/helm/software/components/ng_refiner/nCicUnifHint.ml +++ b/helm/software/components/ng_refiner/nCicUnifHint.ml @@ -144,6 +144,7 @@ let add_user_provided_hint db t precedence = index_hint db c a b precedence ;; +(* let db () = let combine f l = List.flatten @@ -203,6 +204,7 @@ let db () = !user_db (List.flatten hints) *) ;; +*) let saturate ?(delta=0) metasenv subst context ty goal_arity = assert (goal_arity >= 0); diff --git a/helm/software/components/syntax_extensions/.depend b/helm/software/components/syntax_extensions/.depend index f3c6a8bd1..25e67131f 100644 --- a/helm/software/components/syntax_extensions/.depend +++ b/helm/software/components/syntax_extensions/.depend @@ -1,2 +1,5 @@ +utf8Macro.cmi: +utf8MacroTable.cmo: +utf8MacroTable.cmx: utf8Macro.cmo: utf8MacroTable.cmo utf8Macro.cmi utf8Macro.cmx: utf8MacroTable.cmx utf8Macro.cmi