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open Types
open LlbcAst
include Charon.LlbcAstUtils
open Collections
module FunIdOrderedType : OrderedType with type t = fun_id = struct
type t = fun_id
let compare = compare_fun_id
let to_string = show_fun_id
let pp_t = pp_fun_id
let show_t = show_fun_id
end
module FunIdMap = Collections.MakeMap (FunIdOrderedType)
module FunIdSet = Collections.MakeSet (FunIdOrderedType)
let lookup_fun_sig (fun_id : fun_id) (fun_decls : fun_decl FunDeclId.Map.t) :
fun_sig =
match fun_id with
| FRegular id -> (FunDeclId.Map.find id fun_decls).signature
| FAssumed aid -> Assumed.get_assumed_fun_sig aid
(** Return the opaque declarations found in the crate, which are also *not builtin*.
[filter_assumed]: if [true], do not consider as opaque the external definitions
that we will map to definitions from the standard library.
Remark: the list of functions also contains the list of opaque global bodies.
*)
let crate_get_opaque_non_builtin_decls (k : crate) (filter_assumed : bool) :
type_decl list * fun_decl list =
let open ExtractBuiltin in
let is_opaque_fun (d : fun_decl) : bool =
let sname = name_to_simple_name d.name in
d.body = None
(* Something to pay attention to: we must ignore trait method *declarations*
(which don't have a body but must not be considered as opaque) *)
&& (match d.kind with TraitMethodDecl _ -> false | _ -> true)
&& ((not filter_assumed)
|| (not (SimpleNameMap.mem sname builtin_globals_map))
&& not (SimpleNameMap.mem sname (builtin_funs_map ())))
in
let is_opaque_type (d : type_decl) : bool =
let sname = name_to_simple_name d.name in
d.kind = Opaque
&& ((not filter_assumed)
|| not (SimpleNameMap.mem sname (builtin_types_map ())))
in
(* Note that by checking the function bodies we also the globals *)
( List.filter is_opaque_type (TypeDeclId.Map.values k.type_decls),
List.filter is_opaque_fun (FunDeclId.Map.values k.fun_decls) )
(** Return true if the crate contains opaque declarations, ignoring the assumed
definitions. *)
let crate_has_opaque_non_builtin_decls (k : crate) (filter_assumed : bool) :
bool =
crate_get_opaque_non_builtin_decls k filter_assumed <> ([], [])
|
