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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id$ i*)
(*i*)
open Names
open Univ
open Term
open Cemitcodes
open Sign
open Mod_subst
(*i*)
(* This module defines the internal representation of global
declarations. This includes global constants/axioms, mutual
inductive definitions, modules and module types *)
type engagement = ImpredicativeSet
(**********************************************************************)
(*s Representation of constants (Definition/Axiom) *)
type polymorphic_arity = {
poly_param_levels : universe option list;
poly_level : universe;
}
type constant_type =
| NonPolymorphicType of types
| PolymorphicArity of rel_context * polymorphic_arity
type constr_substituted
val from_val : constr -> constr_substituted
val force : constr_substituted -> constr
type constant_body = {
const_hyps : section_context; (* New: younger hyp at top *)
const_body : constr_substituted option;
const_type : constant_type;
const_body_code : to_patch_substituted;
(*i const_type_code : to_patch;i*)
const_constraints : constraints;
const_opaque : bool;
const_inline : bool}
val subst_const_body : substitution -> constant_body -> constant_body
(**********************************************************************)
(*s Representation of mutual inductive types in the kernel *)
type recarg =
| Norec
| Mrec of int
| Imbr of inductive
val subst_recarg : substitution -> recarg -> recarg
type wf_paths = recarg Rtree.t
val mk_norec : wf_paths
val mk_paths : recarg -> wf_paths list array -> wf_paths
val dest_recarg : wf_paths -> recarg
val dest_subterms : wf_paths -> wf_paths list array
val recarg_length : wf_paths -> int -> int
val subst_wf_paths : substitution -> wf_paths -> wf_paths
(*
\begin{verbatim}
Inductive I1 (params) : U1 := c11 : T11 | ... | c1p1 : T1p1
...
with In (params) : Un := cn1 : Tn1 | ... | cnpn : Tnpn
\end{verbatim}
*)
type monomorphic_inductive_arity = {
mind_user_arity : constr;
mind_sort : sorts;
}
type inductive_arity =
| Monomorphic of monomorphic_inductive_arity
| Polymorphic of polymorphic_arity
type one_inductive_body = {
(* Primitive datas *)
(* Name of the type: [Ii] *)
mind_typename : identifier;
(* Arity context of [Ii] with parameters: [forall params, Ui] *)
mind_arity_ctxt : rel_context;
(* Arity sort and original user arity if monomorphic *)
mind_arity : inductive_arity;
(* Names of the constructors: [cij] *)
mind_consnames : identifier array;
(* Types of the constructors with parameters: [forall params, Tij],
where the Ik are replaced by de Bruijn index in the context
I1:forall params, U1 .. In:forall params, Un *)
mind_user_lc : types array;
(* Derived datas *)
(* Number of expected real arguments of the type (no let, no params) *)
mind_nrealargs : int;
(* List of allowed elimination sorts *)
mind_kelim : sorts_family list;
(* Head normalized constructor types so that their conclusion is atomic *)
mind_nf_lc : types array;
(* Length of the signature of the constructors (with let, w/o params) *)
mind_consnrealdecls : int array;
(* Signature of recursive arguments in the constructors *)
mind_recargs : wf_paths;
(* Datas for bytecode compilation *)
(* number of constant constructor *)
mind_nb_constant : int;
(* number of no constant constructor *)
mind_nb_args : int;
mind_reloc_tbl : Cbytecodes.reloc_table;
}
type mutual_inductive_body = {
(* The component of the mutual inductive block *)
mind_packets : one_inductive_body array;
(* Whether the inductive type has been declared as a record *)
mind_record : bool;
(* Whether the type is inductive or coinductive *)
mind_finite : bool;
(* Number of types in the block *)
mind_ntypes : int;
(* Section hypotheses on which the block depends *)
mind_hyps : section_context;
(* Number of expected parameters *)
mind_nparams : int;
(* Number of recursively uniform (i.e. ordinary) parameters *)
mind_nparams_rec : int;
(* The context of parameters (includes let-in declaration) *)
mind_params_ctxt : rel_context;
(* Universes constraints enforced by the inductive declaration *)
mind_constraints : constraints;
(* Source of the inductive block when aliased in a module *)
mind_equiv : kernel_name option
}
val subst_mind : substitution -> mutual_inductive_body -> mutual_inductive_body
(**********************************************************************)
(*s Modules: signature component specifications, module types, and
module declarations *)
type specification_body =
| SPBconst of constant_body
| SPBmind of mutual_inductive_body
| SPBmodule of module_specification_body
| SPBmodtype of module_type_body
and module_signature_body = (label * specification_body) list
and module_type_body =
| MTBident of kernel_name
| MTBfunsig of mod_bound_id * module_type_body * module_type_body
| MTBsig of mod_self_id * module_signature_body
and module_specification_body =
{ msb_modtype : module_type_body;
msb_equiv : module_path option;
msb_constraints : constraints }
(* [type_of](equiv) <: modtype (if given)
+ substyping of past [With_Module] mergers *)
type structure_elem_body =
| SEBconst of constant_body
| SEBmind of mutual_inductive_body
| SEBmodule of module_body
| SEBmodtype of module_type_body
and module_structure_body = (label * structure_elem_body) list
and module_expr_body =
| MEBident of module_path
| MEBfunctor of mod_bound_id * module_type_body * module_expr_body
| MEBstruct of mod_self_id * module_structure_body
| MEBapply of module_expr_body * module_expr_body (* (F A) *)
* constraints (* [type_of](A) <: [input_type_of](F) *)
and module_body =
{ mod_expr : module_expr_body option;
mod_user_type : module_type_body option;
mod_type : module_type_body;
mod_equiv : module_path option;
mod_constraints : constraints;
mod_retroknowledge : Retroknowledge.action list}
(* [type_of(mod_expr)] <: [mod_user_type] (if given) *)
(* if equiv given then constraints are empty *)
|