heptagon/compiler/main/mls2seq.ml
2012-06-29 01:43:15 +02:00

148 lines
6.1 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/> *)
(* *)
(***********************************************************************)
open Compiler_utils
open Compiler_options
open Obc
open Minils
open Misc
(** Definition of a target. A target starts either from
dataflow code (ie Minils) or sequential code (ie Obc),
with or without static parameters *)
type program_target =
| Obc of (Obc.program -> unit)
| Obc_no_params of (Obc.program -> unit)
| Minils of (Minils.program -> unit)
| Minils_no_params of (Minils.program -> unit)
type interface_target =
| IObc of (Obc.interface -> unit)
| IMinils of (Minils.interface -> unit)
type target =
{ t_name : string;
t_program : program_target;
t_interface : interface_target;
t_load_conf : unit -> unit }
let no_conf () = ()
let mk_target ?(interface=IMinils ignore) ?(load_conf = no_conf) name pt =
{ t_name = name; t_program = pt;
t_interface = interface; t_load_conf = load_conf }
(** Writes a .epo file for program [p]. *)
let write_object_file p =
let filename = (Names.modul_to_string p.Minils.p_modname)^".epo" in
let epoc = open_out_bin filename in
output_value epoc p;
close_out epoc;
comment "Generating of object file"
(** Writes a .obc file for program [p]. *)
let write_obc_file p =
let obc_name = (Names.modul_to_string p.Obc.p_modname)^".obc" in
let obc = open_out obc_name in
do_silent_pass "Obc serialization" (Obc_printer.print obc) p;
close_out obc;
comment "Generation of Obc code"
let java_conf () =
Compiler_options.do_scalarize := true;
()
let targets =
[ mk_target ~interface:(IObc Cmain.interface) "c" (Obc_no_params Cmain.program);
mk_target ~load_conf:java_conf "java" (Obc Java_main.program);
mk_target "z3z" (Minils_no_params ignore);
mk_target "obc" (Obc write_obc_file);
mk_target "obc_np" (Obc_no_params write_obc_file);
mk_target "epo" (Minils write_object_file) ]
let find_target s =
try
List.find (fun t -> t.t_name = s) targets
with
Not_found -> language_error s; raise Errors.Error
let generate_target p s =
(* let print_unfolded p_list =
comment "Unfolding";
if !Compiler_options.verbose
then List.iter (Mls_printer.print stderr) p_list in*)
let target = (find_target s).t_program in
let callgraph p = do_silent_pass "Callgraph" Callgraph.program p in
let mls2obc p = do_silent_pass "Translation into MiniLS" Mls2obc.program p in
let mls2obc_list p_l = do_silent_pass "Translation into MiniLS" (List.map Mls2obc.program) p_l in
match target with
| Minils convert_fun ->
do_silent_pass "Code generation from MiniLS" convert_fun p
| Obc convert_fun ->
let o = mls2obc p in
let o = Obc_compiler.compile_program o in
do_silent_pass "Code generation from Obc" convert_fun o
| Minils_no_params convert_fun ->
let p_list = callgraph p in
do_silent_pass "Code generation from Obc (w/o params)" (List.iter convert_fun) p_list
| Obc_no_params convert_fun ->
let p_list = callgraph p in
let o_list = mls2obc_list p_list in
let o_list = List.map Obc_compiler.compile_program o_list in
do_silent_pass "Code generation from Obc (w/o params)" List.iter convert_fun o_list
let generate_interface i s =
let target = (find_target s).t_interface in
match target with
| IObc convert_fun ->
let o = do_silent_pass "Translation into Obc (interfaces)" Mls2obc.interface i in
convert_fun o
| IMinils convert_fun -> convert_fun i
let load_conf () =
List.iter (fun s -> (find_target s).t_load_conf ()) !target_languages;
try
check_options ()
with Arg.Bad m -> raise (Arg.Bad ("After loading target configurations: "^m))
(** Translation into dataflow and sequential languages, defaults to obc. *)
let program p =
let targets = match !target_languages with
| [] -> ["obc"] (* by default, generate obc file *)
| l -> l in
let targets = if !create_object_file then "epo"::targets else targets in
List.iter (generate_target p) targets
let interface i =
let targets = match !target_languages with
| [] -> [] (* by default, generate obc file *)
| l -> l in
List.iter (generate_interface i) targets