diff options
Diffstat (limited to 'plugins/funind/indfun.ml')
| -rw-r--r-- | plugins/funind/indfun.ml | 128 |
1 files changed, 73 insertions, 55 deletions
diff --git a/plugins/funind/indfun.ml b/plugins/funind/indfun.ml index 18817f504c..d335836dfc 100644 --- a/plugins/funind/indfun.ml +++ b/plugins/funind/indfun.ml @@ -1,8 +1,8 @@ -open Context.Rel.Declaration open CErrors open Util open Names open Term +open EConstr open Pp open Indfun_common open Libnames @@ -13,37 +13,41 @@ open Misctypes open Decl_kinds open Sigma.Notations -let is_rec_info scheme_info = +module RelDecl = Context.Rel.Declaration + +let is_rec_info sigma scheme_info = let test_branche min acc decl = acc || ( let new_branche = - it_mkProd_or_LetIn mkProp (fst (decompose_prod_assum (get_type decl))) in - let free_rels_in_br = Termops.free_rels new_branche in + it_mkProd_or_LetIn mkProp (fst (decompose_prod_assum sigma (RelDecl.get_type decl))) in + let free_rels_in_br = Termops.free_rels sigma new_branche in let max = min + scheme_info.Tactics.npredicates in Int.Set.exists (fun i -> i >= min && i< max) free_rels_in_br ) in List.fold_left_i test_branche 1 false (List.rev scheme_info.Tactics.branches) -let choose_dest_or_ind scheme_info = - Tactics.induction_destruct (is_rec_info scheme_info) false +let choose_dest_or_ind scheme_info args = + Proofview.tclBIND Proofview.tclEVARMAP (fun sigma -> + Tactics.induction_destruct (is_rec_info sigma scheme_info) false args) let functional_induction with_clean c princl pat = let res = - let f,args = decompose_app c in fun g -> + let sigma = Tacmach.project g in + let f,args = decompose_app sigma c in let princ,bindings, princ_type,g' = match princl with | None -> (* No principle is given let's find the good one *) begin - match kind_of_term f with + match EConstr.kind sigma f with | Const (c',u) -> let princ_option = let finfo = (* we first try to find out a graph on f *) try find_Function_infos c' with Not_found -> - errorlabstrm "" (str "Cannot find induction information on "++ - Printer.pr_lconstr (mkConst c') ) + user_err (str "Cannot find induction information on "++ + Printer.pr_leconstr (mkConst c') ) in match Tacticals.elimination_sort_of_goal g with | InProp -> finfo.prop_lemma @@ -70,16 +74,18 @@ let functional_induction with_clean c princl pat = (b,a) (* mkConst(const_of_id princ_name ),g (\* FIXME *\) *) with Not_found -> (* This one is neither defined ! *) - errorlabstrm "" (str "Cannot find induction principle for " - ++Printer.pr_lconstr (mkConst c') ) + user_err (str "Cannot find induction principle for " + ++Printer.pr_leconstr (mkConst c') ) in - (princ,NoBindings, Tacmach.pf_unsafe_type_of g' princ,g') - | _ -> raise (UserError("",str "functional induction must be used with a function" )) + let princ = EConstr.of_constr princ in + (princ,NoBindings,Tacmach.pf_unsafe_type_of g' princ,g') + | _ -> raise (UserError(None,str "functional induction must be used with a function" )) end | Some ((princ,binding)) -> princ,binding,Tacmach.pf_unsafe_type_of g princ,g in - let princ_infos = Tactics.compute_elim_sig princ_type in + let sigma = Tacmach.project g' in + let princ_infos = Tactics.compute_elim_sig (Tacmach.project g') princ_type in let args_as_induction_constr = let c_list = if princ_infos.Tactics.farg_in_concl @@ -93,7 +99,7 @@ let functional_induction with_clean c princl pat = let princ' = Some (princ,bindings) in let princ_vars = List.fold_right - (fun a acc -> try Id.Set.add (destVar a) acc with DestKO -> acc) + (fun a acc -> try Id.Set.add (destVar sigma a) acc with DestKO -> acc) args Id.Set.empty in @@ -128,11 +134,11 @@ let functional_induction with_clean c princl pat = let rec abstract_glob_constr c = function | [] -> c - | Constrexpr.LocalRawDef (x,b)::bl -> Constrexpr_ops.mkLetInC(x,b,abstract_glob_constr c bl) - | Constrexpr.LocalRawAssum (idl,k,t)::bl -> + | Constrexpr.CLocalDef (x,b,t)::bl -> Constrexpr_ops.mkLetInC(x,b,t,abstract_glob_constr c bl) + | Constrexpr.CLocalAssum (idl,k,t)::bl -> List.fold_right (fun x b -> Constrexpr_ops.mkLambdaC([x],k,t,b)) idl (abstract_glob_constr c bl) - | Constrexpr.LocalPattern _::bl -> assert false + | Constrexpr.CLocalPattern _::bl -> assert false let interp_casted_constr_with_implicits env sigma impls c = Constrintern.intern_gen Pretyping.WithoutTypeConstraint env ~impls @@ -150,7 +156,7 @@ let build_newrecursive let (rec_sign,rec_impls) = List.fold_left (fun (env,impls) (((_,recname),_),bl,arityc,_) -> - let arityc = Constrexpr_ops.prod_constr_expr arityc bl in + let arityc = Constrexpr_ops.mkCProdN Loc.ghost bl arityc in let arity,ctx = Constrintern.interp_type env0 sigma arityc in let evdref = ref (Evd.from_env env0) in let _, (_, impls') = Constrintern.interp_context_evars env evdref bl in @@ -175,7 +181,7 @@ let build_newrecursive l = match body_opt with | Some body -> (fixna,bll,ar,body) - | None -> user_err_loc (Loc.ghost,"Function",str "Body of Function must be given") + | None -> user_err ~hdr:"Function" (str "Body of Function must be given") ) l in build_newrecursive l' @@ -191,8 +197,10 @@ let is_rec names = | GRec _ -> error "GRec not handled" | GIf(_,b,_,lhs,rhs) -> (lookup names b) || (lookup names lhs) || (lookup names rhs) - | GLetIn(_,na,t,b) | GLambda(_,na,_,t,b) | GProd(_,na,_,t,b) -> + | GProd(_,na,_,t,b) | GLambda(_,na,_,t,b) -> lookup names t || lookup (Nameops.name_fold Id.Set.remove na names) b + | GLetIn(_,na,b,t,c) -> + lookup names b || Option.cata (lookup names) true t || lookup (Nameops.name_fold Id.Set.remove na names) c | GLetTuple(_,nal,_,t,b) -> lookup names t || lookup (List.fold_left @@ -214,9 +222,9 @@ let is_rec names = let rec local_binders_length = function (* Assume that no `{ ... } contexts occur *) | [] -> 0 - | Constrexpr.LocalRawDef _::bl -> 1 + local_binders_length bl - | Constrexpr.LocalRawAssum (idl,_,_)::bl -> List.length idl + local_binders_length bl - | Constrexpr.LocalPattern _::bl -> assert false + | Constrexpr.CLocalDef _::bl -> 1 + local_binders_length bl + | Constrexpr.CLocalAssum (idl,_,_)::bl -> List.length idl + local_binders_length bl + | Constrexpr.CLocalPattern _::bl -> assert false let prepare_body ((name,_,args,types,_),_) rt = let n = local_binders_length args in @@ -242,7 +250,9 @@ let derive_inversion fix_names = let evd,c = Evd.fresh_global (Global.env ()) evd (Constrintern.locate_reference (Libnames.qualid_of_ident id)) in - evd, destConst c::l + let c = EConstr.of_constr c in + let (cst, u) = destConst evd c in + evd, (cst, EInstance.kind evd u) :: l ) fix_names (evd',[]) @@ -262,7 +272,8 @@ let derive_inversion fix_names = (Global.env ()) evd (Constrintern.locate_reference (Libnames.qualid_of_ident (mk_rel_id id))) in - evd,(fst (destInd id))::l + let id = EConstr.of_constr id in + evd,(fst (destInd evd id))::l ) fix_names (evd',[]) @@ -321,7 +332,7 @@ let error_error names e = in match e with | Building_graph e -> - errorlabstrm "" + user_err (str "Cannot define graph(s) for " ++ h 1 (prlist_with_sep (fun _ -> str","++spc ()) Ppconstr.pr_id names) ++ e_explain e) @@ -329,7 +340,7 @@ let error_error names e = let generate_principle (evd:Evd.evar_map ref) pconstants on_error is_general do_built (fix_rec_l:(Vernacexpr.fixpoint_expr * Vernacexpr.decl_notation list) list) recdefs interactive_proof - (continue_proof : int -> Names.constant array -> Term.constr array -> int -> + (continue_proof : int -> Names.constant array -> EConstr.constr array -> int -> Tacmach.tactic) : unit = let names = List.map (function (((_, name),_),_,_,_,_),_ -> name) fix_rec_l in let fun_bodies = List.map2 prepare_body fix_rec_l recdefs in @@ -367,7 +378,8 @@ let generate_principle (evd:Evd.evar_map ref) pconstants on_error let evd = ref (Evd.from_env env) in let evd',uprinc = Evd.fresh_global env !evd princ in let _ = evd := evd' in - let princ_type = Typing.e_type_of ~refresh:true env evd uprinc in + let princ_type = Typing.e_type_of ~refresh:true env evd (EConstr.of_constr uprinc) in + let princ_type = EConstr.Unsafe.to_constr princ_type in Functional_principles_types.generate_functional_principle evd interactive_proof @@ -391,7 +403,7 @@ let generate_principle (evd:Evd.evar_map ref) pconstants on_error let register_struct is_rec (fixpoint_exprl:(Vernacexpr.fixpoint_expr * Vernacexpr.decl_notation list) list) = match fixpoint_exprl with | [(((_,fname),pl),_,bl,ret_type,body),_] when not is_rec -> - let body = match body with | Some body -> body | None -> user_err_loc (Loc.ghost,"Function",str "Body of Function must be given") in + let body = match body with | Some body -> body | None -> user_err ~hdr:"Function" (str "Body of Function must be given") in Command.do_definition fname (Decl_kinds.Global,(Flags.is_universe_polymorphism ()),Decl_kinds.Definition) pl @@ -402,7 +414,10 @@ let register_struct is_rec (fixpoint_exprl:(Vernacexpr.fixpoint_expr * Vernacexp let evd,c = Evd.fresh_global (Global.env ()) evd (Constrintern.locate_reference (Libnames.qualid_of_ident fname)) in - evd,((destConst c)::l) + let c = EConstr.of_constr c in + let (cst, u) = destConst evd c in + let u = EInstance.kind evd u in + evd,((cst, u) :: l) ) (Evd.from_env (Global.env ()),[]) fixpoint_exprl @@ -416,7 +431,10 @@ let register_struct is_rec (fixpoint_exprl:(Vernacexpr.fixpoint_expr * Vernacexp let evd,c = Evd.fresh_global (Global.env ()) evd (Constrintern.locate_reference (Libnames.qualid_of_ident fname)) in - evd,((destConst c)::l) + let c = EConstr.of_constr c in + let (cst, u) = destConst evd c in + let u = EInstance.kind evd u in + evd,((cst, u) :: l) ) (Evd.from_env (Global.env ()),[]) fixpoint_exprl @@ -426,7 +444,7 @@ let register_struct is_rec (fixpoint_exprl:(Vernacexpr.fixpoint_expr * Vernacexp let generate_correction_proof_wf f_ref tcc_lemma_ref is_mes functional_ref eq_ref rec_arg_num rec_arg_type nb_args relation - (_: int) (_:Names.constant array) (_:Term.constr array) (_:int) : Tacmach.tactic = + (_: int) (_:Names.constant array) (_:EConstr.constr array) (_:int) : Tacmach.tactic = Functional_principles_proofs.prove_principle_for_gen (f_ref,functional_ref,eq_ref) tcc_lemma_ref is_mes rec_arg_num rec_arg_type relation @@ -435,7 +453,7 @@ let generate_correction_proof_wf f_ref tcc_lemma_ref let register_wf ?(is_mes=false) fname rec_impls wf_rel_expr wf_arg using_lemmas args ret_type body pre_hook = - let type_of_f = Constrexpr_ops.prod_constr_expr ret_type args in + let type_of_f = Constrexpr_ops.mkCProdN Loc.ghost args ret_type in let rec_arg_num = let names = List.map @@ -466,7 +484,7 @@ let register_wf ?(is_mes=false) fname rec_impls wf_rel_expr wf_arg using_lemmas Constrexpr.CApp (Loc.ghost,(None,Constrexpr_ops.mkRefC (Qualid (Loc.ghost,(qualid_of_string "Logic.eq")))), [(f_app_args,None);(body,None)]) in - let eq = Constrexpr_ops.prod_constr_expr unbounded_eq args in + let eq = Constrexpr_ops.mkCProdN Loc.ghost args unbounded_eq in let hook ((f_ref,_) as fconst) tcc_lemma_ref (functional_ref,_) (eq_ref,_) rec_arg_num rec_arg_type nb_args relation = try @@ -495,7 +513,7 @@ let register_mes fname rec_impls wf_mes_expr wf_rel_expr_opt wf_arg using_lemmas | None -> begin match args with - | [Constrexpr.LocalRawAssum ([(_,Name x)],k,t)] -> t,x + | [Constrexpr.CLocalAssum ([(_,Name x)],k,t)] -> t,x | _ -> error "Recursive argument must be specified" end | Some wf_args -> @@ -503,7 +521,7 @@ let register_mes fname rec_impls wf_mes_expr wf_rel_expr_opt wf_arg using_lemmas match List.find (function - | Constrexpr.LocalRawAssum(l,k,t) -> + | Constrexpr.CLocalAssum(l,k,t) -> List.exists (function (_,Name id) -> Id.equal id wf_args | _ -> false) l @@ -511,7 +529,7 @@ let register_mes fname rec_impls wf_mes_expr wf_rel_expr_opt wf_arg using_lemmas ) args with - | Constrexpr.LocalRawAssum(_,k,t) -> t,wf_args + | Constrexpr.CLocalAssum(_,k,t) -> t,wf_args | _ -> assert false with Not_found -> assert false in @@ -569,10 +587,10 @@ let make_assoc assoc l1 l2 = let rec rebuild_bl (aux,assoc) bl typ = match bl,typ with | [], _ -> (List.rev aux,replace_vars_constr_expr assoc typ,assoc) - | (Constrexpr.LocalRawAssum(nal,bk,_))::bl',typ -> + | (Constrexpr.CLocalAssum(nal,bk,_))::bl',typ -> rebuild_nal (aux,assoc) bk bl' nal (List.length nal) typ - | (Constrexpr.LocalRawDef(na,_))::bl',Constrexpr.CLetIn(_,_,nat,typ') -> - rebuild_bl ((Constrexpr.LocalRawDef(na,replace_vars_constr_expr assoc nat)::aux),assoc) + | (Constrexpr.CLocalDef(na,_,_))::bl',Constrexpr.CLetIn(_,_,nat,ty,typ') -> + rebuild_bl ((Constrexpr.CLocalDef(na,replace_vars_constr_expr assoc nat,Option.map (replace_vars_constr_expr assoc) ty (* ??? *))::aux),assoc) bl' typ' | _ -> assert false and rebuild_nal (aux,assoc) bk bl' nal lnal typ = @@ -585,7 +603,7 @@ let rec rebuild_bl (aux,assoc) bl typ = then let old_nal',new_nal' = List.chop lnal nal' in let nassoc = make_assoc assoc old_nal' nal in - let assum = LocalRawAssum(nal,bk,replace_vars_constr_expr assoc nal't) in + let assum = CLocalAssum(nal,bk,replace_vars_constr_expr assoc nal't) in rebuild_bl ((assum :: aux), nassoc) bl' (if List.is_empty new_nal' && List.is_empty rest then typ' @@ -595,7 +613,7 @@ let rec rebuild_bl (aux,assoc) bl typ = else let captured_nal,non_captured_nal = List.chop lnal' nal in let nassoc = make_assoc assoc nal' captured_nal in - let assum = LocalRawAssum(captured_nal,bk,replace_vars_constr_expr assoc nal't) in + let assum = CLocalAssum(captured_nal,bk,replace_vars_constr_expr assoc nal't) in rebuild_nal ((assum :: aux), nassoc) bk bl' non_captured_nal (lnal - lnal') (CProdN(Loc.ghost,rest,typ')) | _ -> assert false @@ -630,7 +648,7 @@ let do_generate_principle pconstants on_error register_built interactive_proof | _ -> assert false in let fixpoint_exprl = [fixpoint_expr] in - let body = match body with | Some body -> body | None -> user_err_loc (Loc.ghost,"Function",str "Body of Function must be given") in + let body = match body with | Some body -> body | None -> user_err ~hdr:"Function" (str "Body of Function must be given") in let recdefs,rec_impls = build_newrecursive fixpoint_exprl in let using_lemmas = [] in let pre_hook pconstants = @@ -656,7 +674,7 @@ let do_generate_principle pconstants on_error register_built interactive_proof let fixpoint_exprl = [fixpoint_expr] in let recdefs,rec_impls = build_newrecursive fixpoint_exprl in let using_lemmas = [] in - let body = match body with | Some body -> body | None -> user_err_loc (Loc.ghost,"Function",str "Body of Function must be given") in + let body = match body with | Some body -> body | None -> user_err ~hdr:"Function" (str "Body of Function must be given") in let pre_hook pconstants = generate_principle (ref (Evd.from_env (Global.env ()))) @@ -725,8 +743,8 @@ let rec add_args id new_args b = CLambdaN(loc, List.map (fun (nal,k,b2) -> (nal,k,add_args id new_args b2)) nal, add_args id new_args b1) - | CLetIn(loc,na,b1,b2) -> - CLetIn(loc,na,add_args id new_args b1,add_args id new_args b2) + | CLetIn(loc,na,b1,t,b2) -> + CLetIn(loc,na,add_args id new_args b1,Option.map (add_args id new_args) t,add_args id new_args b2) | CAppExpl(loc,(pf,r,us),exprl) -> begin match r with @@ -812,7 +830,7 @@ let rec chop_n_arrow n t = | _ -> anomaly (Pp.str "Not enough products") -let rec get_args b t : Constrexpr.local_binder list * +let rec get_args b t : Constrexpr.local_binder_expr list * Constrexpr.constr_expr * Constrexpr.constr_expr = match b with | Constrexpr.CLambdaN (loc, (nal_ta), b') -> @@ -823,7 +841,7 @@ let rec get_args b t : Constrexpr.local_binder list * in let nal_tas,b'',t'' = get_args b' (chop_n_arrow n t) in (List.map (fun (nal,k,ta) -> - (Constrexpr.LocalRawAssum (nal,k,ta))) nal_ta)@nal_tas, b'',t'' + (Constrexpr.CLocalAssum (nal,k,ta))) nal_ta)@nal_tas, b'',t'' end | _ -> [],b,t @@ -834,9 +852,9 @@ let make_graph (f_ref:global_reference) = | ConstRef c -> begin try c,Global.lookup_constant c with Not_found -> - raise (UserError ("",str "Cannot find " ++ Printer.pr_lconstr (mkConst c)) ) + raise (UserError (None,str "Cannot find " ++ Printer.pr_leconstr (mkConst c)) ) end - | _ -> raise (UserError ("", str "Not a function reference") ) + | _ -> raise (UserError (None, str "Not a function reference") ) in (match Global.body_of_constant_body c_body with | None -> error "Cannot build a graph over an axiom !" @@ -864,13 +882,13 @@ let make_graph (f_ref:global_reference) = List.flatten (List.map (function - | Constrexpr.LocalRawDef (na,_)-> [] - | Constrexpr.LocalRawAssum (nal,_,_) -> + | Constrexpr.CLocalDef (na,_,_)-> [] + | Constrexpr.CLocalAssum (nal,_,_) -> List.map (fun (loc,n) -> CRef(Libnames.Ident(loc, Nameops.out_name n),None)) nal - | Constrexpr.LocalPattern _ -> assert false + | Constrexpr.CLocalPattern _ -> assert false ) nal_tas ) |
