125 lines
4.4 KiB
OCaml
125 lines
4.4 KiB
OCaml
(***********************************************************************)
|
|
(* *)
|
|
(* Heptagon *)
|
|
(* *)
|
|
(* Gwenael Delaval, LIG/INRIA, UJF *)
|
|
(* Leonard Gerard, Parkas, ENS *)
|
|
(* Adrien Guatto, Parkas, ENS *)
|
|
(* Cedric Pasteur, Parkas, ENS *)
|
|
(* Marc Pouzet, Parkas, ENS *)
|
|
(* *)
|
|
(* Copyright 2012 ENS, INRIA, UJF *)
|
|
(* *)
|
|
(* This file is part of the Heptagon compiler. *)
|
|
(* *)
|
|
(* Heptagon is free software: you can redistribute it and/or modify it *)
|
|
(* under the terms of the GNU General Public License as published by *)
|
|
(* the Free Software Foundation, either version 3 of the License, or *)
|
|
(* (at your option) any later version. *)
|
|
(* *)
|
|
(* Heptagon is distributed in the hope that it will be useful, *)
|
|
(* but WITHOUT ANY WARRANTY; without even the implied warranty of *)
|
|
(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *)
|
|
(* GNU General Public License for more details. *)
|
|
(* *)
|
|
(* You should have received a copy of the GNU General Public License *)
|
|
(* along with Heptagon. If not, see <http://www.gnu.org/licenses/> *)
|
|
(* *)
|
|
(***********************************************************************)
|
|
(* global data in the symbol tables *)
|
|
open Names
|
|
open Types
|
|
open Location
|
|
open Linearity
|
|
|
|
(** Warning: Whenever these types are modified,
|
|
interface_format_version should be incremented. *)
|
|
let interface_format_version = "4"
|
|
|
|
type ck =
|
|
| Cbase
|
|
| Con of ck * constructor_name * name
|
|
|
|
(** Node argument : inputs and outputs *)
|
|
type arg = {
|
|
a_name : name option;
|
|
a_type : ty;
|
|
a_clock : ck; (** [a_clock] set to [Cbase] means at the node activation clock *)
|
|
a_linearity : linearity;
|
|
}
|
|
|
|
(** Node static parameters *)
|
|
type param = { p_name : name; p_type : ty }
|
|
|
|
(** Constraints on size expressions *)
|
|
type constrnt = static_exp
|
|
|
|
(** Node signature *)
|
|
type node = {
|
|
node_inputs : arg list;
|
|
node_outputs : arg list;
|
|
node_stateful : bool;
|
|
node_unsafe : bool;
|
|
node_params : param list;
|
|
node_param_constraints : constrnt list;
|
|
node_external : bool;
|
|
node_loc : location}
|
|
|
|
type field = { f_name : field_name; f_type : ty }
|
|
type structure = field list
|
|
|
|
type type_def =
|
|
| Tabstract
|
|
| Talias of ty
|
|
| Tenum of constructor_name list
|
|
| Tstruct of structure
|
|
|
|
type const_def = { c_type : ty; c_value : static_exp }
|
|
|
|
|
|
(** { 3 Signature helper functions } *)
|
|
|
|
let rec ck_to_sck ck =
|
|
let ck = Clocks.ck_repr ck in
|
|
match ck with
|
|
| Clocks.Cbase -> Cbase
|
|
| Clocks.Con (ck,c,x) -> Con(ck_to_sck ck, c, Idents.source_name x)
|
|
| _ -> Misc.internal_error "Signature couldn't translate ck"
|
|
|
|
|
|
let names_of_arg_list l = List.map (fun ad -> ad.a_name) l
|
|
|
|
let types_of_arg_list l = List.map (fun ad -> ad.a_type) l
|
|
|
|
let types_of_param_list l = List.map (fun p -> p.p_type) l
|
|
|
|
let linearities_of_arg_list l = List.map (fun ad -> ad.a_linearity) l
|
|
|
|
let mk_arg name ty linearity ck =
|
|
{ a_type = ty; a_linearity = linearity; a_name = name; a_clock = ck }
|
|
|
|
let mk_param name ty = { p_name = name; p_type = ty }
|
|
|
|
let mk_field n ty = { f_name = n; f_type = ty }
|
|
|
|
let mk_const_def ty value =
|
|
{ c_type = ty; c_value = value }
|
|
|
|
let mk_node ?(constraints = []) loc ~extern ins outs stateful unsafe params =
|
|
{ node_inputs = ins;
|
|
node_outputs = outs;
|
|
node_stateful = stateful;
|
|
node_unsafe = unsafe;
|
|
node_params = params;
|
|
node_param_constraints = constraints;
|
|
node_external = extern;
|
|
node_loc = loc}
|
|
|
|
let rec field_assoc f = function
|
|
| [] -> raise Not_found
|
|
| { f_name = n; f_type = ty }::l ->
|
|
if f = n then ty
|
|
else field_assoc f l
|
|
|
|
|
|
|