heptagon/compiler/global/types.ml

51 lines
1.8 KiB
OCaml

(**************************************************************************)
(* *)
(* Heptagon *)
(* *)
(* Author : Marc Pouzet *)
(* Organization : Demons, LRI, University of Paris-Sud, Orsay *)
(* *)
(**************************************************************************)
open Names
open Misc
open Location
type static_exp = { se_desc: static_exp_desc; se_ty: ty; se_loc: location }
and static_exp_desc =
| Svar of constant_name
| Sint of int
| Sfloat of float
| Sbool of bool
| Sstring of string (** without enclosing quotes *)
| Sconstructor of constructor_name
| Sfield of field_name
| Stuple of static_exp list
| Sarray_power of static_exp * (static_exp list) (** power : 0^n^m : [[0,0,..],[0,0,..],..] *)
| Sarray of static_exp list (** [ e1, e2, e3 ] *)
| Srecord of (field_name * static_exp) list (** { f1 = e1; f2 = e2; ... } *)
| Sop of fun_name * static_exp list (** defined ops for now in pervasives *)
and ty =
| Tprod of ty list (** Product type used for tuples *)
| Tid of type_name (** Usable type_name are alias or pervasives {bool,int,float} (see [Initial])*)
| Tarray of ty * static_exp (** [base_type] * [size] *) (* ty should not be prod *)
| Tinvalid
let invalid_type = Tinvalid (** Invalid type given to untyped expression etc. *)
let prod = function
| [ty] -> ty
| ty_list -> Tprod ty_list
let unprod = function
| Tprod l -> l
| t -> [t]
let mk_static_exp ?(loc = no_location) ty desc = (*note ~ty: replace as first arg*)
{ se_desc = desc; se_ty = ty; se_loc = loc }