Project

General

Profile

Statistics
| Branch: | Tag: | Revision:

lustrec / src / main_lustre_compiler.ml @ ad4774b0

History | View | Annotate | Download (5.41 KB)

1
(********************************************************************)
2
(*                                                                  *)
3
(*  The LustreC compiler toolset   /  The LustreC Development Team  *)
4
(*  Copyright 2012 -    --   ONERA - CNRS - INPT                    *)
5
(*                                                                  *)
6
(*  LustreC is free software, distributed WITHOUT ANY WARRANTY      *)
7
(*  under the terms of the GNU Lesser General Public License        *)
8
(*  version 2.1.                                                    *)
9
(*                                                                  *)
10
(********************************************************************)
11

    
12
open Format
13
open Log
14
open Compiler_common
15

    
16
open Utils
17
open LustreSpec
18
 
19

    
20
let usage = "Usage: lustrec [options] \x1b[4msource file\x1b[0m"
21

    
22
let extensions = [".ec"; ".lus"; ".lusi"]
23

    
24
(* print a .lusi header file from a source prog *)
25
let print_lusi prog dirname basename extension =
26
  let header = Lusic.extract_header dirname basename prog in
27
  let header_name = dirname ^ "/" ^ basename ^ extension in
28
  let h_out = open_out header_name in
29
  let h_fmt = formatter_of_out_channel h_out in
30
  begin
31
    Typing.uneval_prog_generics header;
32
    Clock_calculus.uneval_prog_generics header;
33
    Printers.pp_lusi_header h_fmt basename header;
34
    close_out h_out
35
  end
36

    
37
(* compile a .lusi header file *)
38
let compile_header dirname  basename extension =
39
  let destname = !Options.dest_dir ^ "/" ^ basename in
40
  let header_name = basename ^ extension in
41
  let lusic_ext = extension ^ "c" in
42
  begin
43
    Log.report ~level:1 (fun fmt -> fprintf fmt "@[<v>");
44
    let header = parse_header true (dirname ^ "/" ^ header_name) in
45
    ignore (Modules.load_header ISet.empty header);
46
    ignore (check_top_decls header);
47
    create_dest_dir ();
48
    Log.report ~level:1
49
      (fun fmt -> fprintf fmt ".. generating compiled header file %sc@," (destname ^ extension));
50
    Lusic.write_lusic true header destname lusic_ext;
51
    generate_lusic_header destname lusic_ext;
52
    Log.report ~level:1 (fun fmt -> fprintf fmt ".. done !@ @]@ ")
53
  end
54

    
55

    
56

    
57

    
58

    
59
(* compile a .lus source file *)
60
let rec compile_source dirname basename extension =
61
  let source_name = dirname ^ "/" ^ basename ^ extension in
62

    
63
  Log.report ~level:1 (fun fmt -> fprintf fmt "@[<v 0>");
64

    
65
  (* Parsing source *)
66
  let prog = parse_source source_name in
67

    
68
  let prog =
69
    if !Options.mpfr then
70
      Mpfr.mpfr_module::prog
71
    else
72
      prog
73
  in
74
  let params = Backends.get_normalization_params () in
75

    
76
  let prog, dependencies = 
77
    Log.report ~level:1 (fun fmt -> fprintf fmt "@[<v 2>.. Phase 1 : Normalisation@,");
78
    try 
79
      Compiler_stages.stage1 params prog dirname basename
80
    with Compiler_stages.StopPhase1 prog -> (
81
      if !Options.lusi then
82
	begin
83
	  let lusi_ext = extension ^ "i" in
84
	  Log.report ~level:1 (fun fmt -> fprintf fmt ".. generating interface file %s@ " (basename ^ lusi_ext));
85
	  print_lusi prog dirname basename lusi_ext;
86
	  Log.report ~level:1 (fun fmt -> fprintf fmt ".. done !@ @]@.");
87
	  exit 0
88
	end
89
      else
90
        assert false
91
    )
92
  in
93
  Log.report ~level:1 (fun fmt -> fprintf fmt "@]@,");
94
  Log.report ~level:3 (fun fmt -> fprintf fmt ".. Normalized program:@ %a@ "Printers.pp_prog prog);
95

    
96
  Log.report ~level:1 (fun fmt -> fprintf fmt "@[<v 2>.. Phase 2 : Machines generation@,");
97

    
98
  let machine_code = 
99
    Compiler_stages.stage2 prog 
100
  in
101

    
102
  Log.report ~level:1 (fun fmt -> fprintf fmt "@]@ ");
103
  Log.report ~level:3 (fun fmt -> fprintf fmt ".. Generated machines:@ %a@ "Machine_code.pp_machines machine_code);
104

    
105
  if Scopes.Plugin.show_scopes () then
106
    begin
107
      let all_scopes = Scopes.compute_scopes prog !Options.main_node in
108
      (* Printing scopes *)
109
      if !Options.verbose_level >= 1 then
110
	Format.printf "Possible scopes are:@   ";
111
      Format.printf "@[<v>%a@ @]@ @?" Scopes.print_scopes all_scopes;
112
      exit 0
113
	
114
    end;
115

    
116
  let machine_code = Plugins.refine_machine_code prog machine_code in
117
  
118
  Compiler_stages.stage3 prog machine_code dependencies basename;
119
  begin
120
    Log.report ~level:1 (fun fmt -> fprintf fmt ".. done !@ @]@.");
121
    (* We stop the process here *)
122
    exit 0
123
  end
124

    
125
let compile dirname basename extension =
126
  match extension with
127
  | ".lusi"  -> compile_header dirname basename extension
128
  | ".lus"   -> compile_source dirname basename extension
129
  | _        -> assert false
130

    
131
let anonymous filename =
132
  let ok_ext, ext = List.fold_left
133
    (fun (ok, ext) ext' ->
134
      if not ok && Filename.check_suffix filename ext' then
135
	true, ext'
136
      else
137
	ok, ext)
138
    (false, "") extensions in
139
  if ok_ext then
140
    let dirname = Filename.dirname filename in
141
    let basename = Filename.chop_suffix (Filename.basename filename) ext in
142
    compile dirname basename ext
143
  else
144
    raise (Arg.Bad ("Can only compile *.lusi, *.lus or *.ec files"))
145

    
146
let _ =
147
  Global.initialize ();
148
  Corelang.add_internal_funs ();
149
  try
150
    Printexc.record_backtrace true;
151

    
152
    let options = Options_management.lustrec_options @ (Plugins.options ()) in
153
    
154
    Arg.parse options anonymous usage
155
  with
156
  | Parse.Error _
157
  | Types.Error (_,_) | Clocks.Error (_,_) -> exit 1
158
  | Corelang.Error (_ (* loc *), kind) (*| Task_set.Error _*) -> exit (Error.return_code kind)
159
  (* | Causality.Error _  -> exit (Error.return_code Error.AlgebraicLoop) *)
160
  | Sys_error msg -> (eprintf "Failure: %s@." msg); exit 1
161
  | exc -> (track_exception (); raise exc) 
162

    
163
(* Local Variables: *)
164
(* compile-command:"make -C .." *)
165
(* End: *)