Project

General

Profile

Statistics
| Branch: | Tag: | Revision:

lustrec / src / corelang.mli @ 6560bb94

History | View | Annotate | Download (7.56 KB)

1
(* ----------------------------------------------------------------------------
2
 * SchedMCore - A MultiCore Scheduling Framework
3
 * Copyright (C) 2009-2011, ONERA, Toulouse, FRANCE - LIFL, Lille, FRANCE
4
 *
5
 * This file is part of Prelude
6
 *
7
 * Prelude is free software; you can redistribute it and/or
8
 * modify it under the terms of the GNU Lesser General Public License
9
 * as published by the Free Software Foundation ; either version 2 of
10
 * the License, or (at your option) any later version.
11
 *
12
 * Prelude is distributed in the hope that it will be useful, but
13
 * WITHOUT ANY WARRANTY ; without even the implied warranty of
14
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15
 * Lesser General Public License for more details.
16
 *
17
 * You should have received a copy of the GNU Lesser General Public
18
 * License along with this program ; if not, write to the Free Software
19
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20
 * USA
21
 *---------------------------------------------------------------------------- *)
22

    
23
open LustreSpec
24

    
25
(** The core language and its ast. *)
26
type ident = Utils.ident
27
type label = Utils.ident
28
type rat = Utils.rat
29
type tag = Utils.tag
30

    
31
type constant =
32
  | Const_int of int
33
  | Const_real of string
34
  | Const_float of float
35
  | Const_array of constant list
36
  | Const_tag  of label
37

    
38
val dummy_type_dec: type_dec
39

    
40
type type_dec = LustreSpec.type_dec
41

    
42
type clock_dec = LustreSpec.clock_dec
43
val dummy_clock_dec: clock_dec
44

    
45
type var_decl = LustreSpec.var_decl
46

    
47
type expr =
48
  {expr_tag: tag; (* Unique identifier *)
49
   expr_desc: expr_desc;
50
   mutable expr_type: Types.type_expr;
51
   mutable expr_clock: Clocks.clock_expr;
52
   mutable expr_delay: Delay.delay_expr; (* Used for the initialisation check *)
53
   mutable expr_annot: LustreSpec.expr_annot option; (* Spec *)
54
   expr_loc: Location.t}
55

    
56
and expr_desc =
57
| Expr_const of constant
58
| Expr_ident of ident
59
| Expr_tuple of expr list
60
| Expr_ite   of expr * expr * expr
61
| Expr_arrow of expr * expr
62
| Expr_fby of expr * expr
63
| Expr_array of expr list
64
| Expr_access of expr * Dimension.dim_expr (* acces(e,i) is the i-th element 
65
					      of array epxression e *)
66
| Expr_power of expr * Dimension.dim_expr (* power(e,n) is the array of 
67
					     size n filled with expression e *)
68
| Expr_pre of expr
69
| Expr_when of expr * ident * label
70
| Expr_merge of ident * (label * expr) list
71
| Expr_appl of call_t
72
| Expr_uclock of expr * int
73
| Expr_dclock of expr * int
74
| Expr_phclock of expr * rat
75
and call_t = ident * expr * (ident * label) option (* The third part denotes the reseting clock label and value *)
76

    
77
type assert_t = 
78
    {
79
      assert_expr: expr;
80
      assert_loc: Location.t
81
    } 
82

    
83
type eq =
84
    {eq_lhs: ident list;
85
     eq_rhs: expr;
86
     eq_loc: Location.t}
87

    
88
type node_desc =
89
    {node_id: ident;
90
     mutable node_type: Types.type_expr;
91
     mutable node_clock: Clocks.clock_expr;
92
     node_inputs: var_decl list;
93
     node_outputs: var_decl list;
94
     node_locals: var_decl list;
95
     mutable node_gencalls: expr list;
96
     mutable node_checks: Dimension.dim_expr list;
97
     node_asserts: assert_t list; 
98
     node_eqs: eq list;
99
     node_spec: LustreSpec.node_annot option;
100
     node_annot: LustreSpec.expr_annot option;}
101

    
102
type imported_node_desc =
103
    {nodei_id: ident;
104
     mutable nodei_type: Types.type_expr;
105
     mutable nodei_clock: Clocks.clock_expr;
106
     nodei_inputs: var_decl list;
107
     nodei_outputs: var_decl list;
108
     nodei_stateless: bool;
109
     nodei_spec: LustreSpec.node_annot option;}
110

    
111
type imported_fun_desc =
112
    {fun_id: ident;
113
     mutable fun_type: Types.type_expr;
114
     fun_inputs: var_decl list;
115
     fun_outputs: var_decl list;
116
     fun_spec: LustreSpec.node_annot option;}
117

    
118
type const_desc = 
119
    {const_id: ident; 
120
     const_loc: Location.t; 
121
     const_value: constant;      
122
     mutable const_type: Types.type_expr;
123
    }
124
(* type sensor_desc = *)
125
(*     {sensor_id: ident; *)
126
(*      sensor_wcet: int} *)
127

    
128
(* type actuator_desc = *)
129
(*     {actuator_id: ident; *)
130
(*      actuator_wcet: int} *)
131

    
132
type top_decl_desc =
133
  | Node of node_desc
134
  | Consts of const_desc list
135
  | ImportedNode of imported_node_desc
136
  | ImportedFun of imported_fun_desc
137
  (* | SensorDecl of sensor_desc *)
138
  (* | ActuatorDecl of actuator_desc *)
139
  | Open of string
140

    
141
type top_decl =
142
    {top_decl_desc: top_decl_desc;
143
     top_decl_loc: Location.t}
144

    
145
type program = top_decl list
146

    
147
type error =
148
    Main_not_found
149
  | Main_wrong_kind
150
  | No_main_specified
151

    
152
exception Error of error
153
exception Unbound_type of type_dec_desc*Location.t
154
exception Already_bound_label of label*type_dec_desc*Location.t
155

    
156
val mktyp: Location.t -> type_dec_desc -> type_dec
157
val mkclock: Location.t -> clock_dec_desc -> clock_dec
158
val mkvar_decl: Location.t -> ident * type_dec * clock_dec * bool (* is const *) -> var_decl
159
val var_decl_of_const: const_desc -> var_decl
160
val mkexpr: Location.t ->  expr_desc -> expr
161
val mkeq: Location.t -> ident list * expr -> eq
162
val mkassert: Location.t -> expr -> assert_t
163
val mktop_decl: Location.t -> top_decl_desc -> top_decl
164
val mkpredef_call: Location.t -> ident -> expr list -> expr
165
val mkpredef_unary_call: Location.t -> ident -> expr -> expr
166
val mk_new_name: var_decl list -> ident -> ident
167

    
168

    
169
val node_table : (ident, top_decl) Hashtbl.t
170
val node_name: top_decl -> ident
171
val node_inputs: top_decl -> var_decl list
172
val node_from_name: ident -> top_decl
173
val is_generic_node: top_decl -> bool
174
val is_imported_node: top_decl -> bool
175

    
176
val consts_table: (ident, const_desc) Hashtbl.t
177
val type_table: (type_dec_desc, type_dec_desc) Hashtbl.t
178
val get_repr_type: type_dec_desc -> type_dec_desc
179
val is_user_type: type_dec_desc -> bool
180
val tag_true: label
181
val tag_false: label
182
val tag_table: (label, type_dec_desc) Hashtbl.t
183
val field_table: (label, type_dec_desc) Hashtbl.t
184

    
185
val get_enum_type_tags: type_dec_desc -> label list
186

    
187
val get_struct_type_fields: type_dec_desc -> (label * type_dec_desc) list
188

    
189
val const_of_bool: bool -> constant
190
val const_is_bool: constant -> bool
191
val const_negation: constant -> constant
192
val const_or: constant -> constant -> constant
193
val const_and: constant -> constant -> constant
194
val const_xor: constant -> constant -> constant
195
val const_impl: constant -> constant -> constant
196

    
197
val node_vars: node_desc -> var_decl list
198
val node_var: ident -> node_desc -> var_decl
199
val node_eq: ident -> node_desc -> eq
200

    
201
(* val get_const: ident -> constant *)
202

    
203
val sort_handlers : (label * 'a) list -> (label * 'a) list
204

    
205
val is_eq_expr: expr -> expr -> bool
206

    
207
val pp_error :  Format.formatter -> error -> unit
208

    
209
(* Caution, returns an untyped, unclocked, etc, expression *)
210
val expr_of_ident : ident -> Location.t -> expr
211
val expr_list_of_expr : expr -> expr list
212
val expr_of_expr_list : Location.t -> expr list -> expr
213
val call_of_expr: expr -> (ident * expr list * (ident * label) option)
214
val expr_of_dimension: Dimension.dim_expr -> expr
215
val dimension_of_expr: expr -> Dimension.dim_expr
216
val dimension_of_const: Location.t -> constant -> Dimension.dim_expr
217

    
218
(* REMOVED, pushed in utils.ml   val new_tag : unit -> tag *)
219

    
220
val add_internal_funs: unit -> unit
221

    
222
val pp_prog_type : Format.formatter -> program -> unit
223

    
224
val pp_prog_clock : Format.formatter -> program -> unit
225

    
226
val get_nodes : program -> node_desc list
227
val get_consts : program -> const_desc list
228
val prog_unfold_consts: program -> program
229
val expr_replace_var: (ident -> ident) -> expr -> expr
230
val eq_replace_rhs_var: (ident -> bool) -> (ident -> ident) -> eq -> eq
231

    
232
(** rename_prog f_node f_var f_const prog *)
233
val rename_prog: (ident -> ident) -> (ident -> ident) -> (ident -> ident) -> program -> program
234

    
235
val update_expr_annot: expr -> LustreSpec.expr_annot -> expr
236

    
237

    
238
(* Local Variables: *)
239
(* compile-command:"make -C .." *)
240
(* End: *)