## lustrec / src / corelang.mli @ 52cfee34

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(* ---------------------------------------------------------------------------- |
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* SchedMCore - A MultiCore Scheduling Framework |

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* Copyright (C) 2009-2011, ONERA, Toulouse, FRANCE - LIFL, Lille, FRANCE |

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* |

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* This file is part of Prelude |

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* |

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* Prelude is free software; you can redistribute it and/or |

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* modify it under the terms of the GNU Lesser General Public License |

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* as published by the Free Software Foundation ; either version 2 of |

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* the License, or (at your option) any later version. |

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* |

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* Prelude is distributed in the hope that it will be useful, but |

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* WITHOUT ANY WARRANTY ; without even the implied warranty of |

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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |

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* Lesser General Public License for more details. |

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* |

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* You should have received a copy of the GNU Lesser General Public |

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* License along with this program ; if not, write to the Free Software |

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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |

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* USA |

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*---------------------------------------------------------------------------- *) |

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open LustreSpec |

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(** The core language and its ast. *) |

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type ident = Utils.ident |

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type label = Utils.ident |

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type rat = Utils.rat |

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type tag = Utils.tag |

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type constant = |

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| Const_int of int |

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| Const_real of string |

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| Const_float of float |

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| Const_array of constant list |

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| Const_tag of label |

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| Const_struct of (label * constant) list |

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val dummy_type_dec: type_dec |

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type type_dec = LustreSpec.type_dec |

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type clock_dec = LustreSpec.clock_dec |

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val dummy_clock_dec: clock_dec |

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type var_decl = LustreSpec.var_decl |

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type expr = |

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{expr_tag: tag; (* Unique identifier *) |

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expr_desc: expr_desc; |

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mutable expr_type: Types.type_expr; |

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mutable expr_clock: Clocks.clock_expr; |

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mutable expr_delay: Delay.delay_expr; (* Used for the initialisation check *) |

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mutable expr_annot: LustreSpec.expr_annot option; (* Spec *) |

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expr_loc: Location.t} |

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and expr_desc = |

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| Expr_const of constant |

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| Expr_ident of ident |

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| Expr_tuple of expr list |

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| Expr_ite of expr * expr * expr |

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| Expr_arrow of expr * expr |

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| Expr_fby of expr * expr |

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| Expr_array of expr list |

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| Expr_access of expr * Dimension.dim_expr (* acces(e,i) is the i-th element |

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of array epxression e *) |

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| Expr_power of expr * Dimension.dim_expr (* power(e,n) is the array of |

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size n filled with expression e *) |

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| Expr_pre of expr |

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| Expr_when of expr * ident * label |

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| Expr_merge of ident * (label * expr) list |

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| Expr_appl of call_t |

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| Expr_uclock of expr * int |

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| Expr_dclock of expr * int |

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| Expr_phclock of expr * rat |

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and call_t = ident * expr * (ident * label) option (* The third part denotes the reseting clock label and value *) |

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type assert_t = |

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{ |

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assert_expr: expr; |

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assert_loc: Location.t |

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} |

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type eq = |

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{eq_lhs: ident list; |

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eq_rhs: expr; |

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eq_loc: Location.t} |

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type node_desc = |

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{node_id: ident; |

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mutable node_type: Types.type_expr; |

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mutable node_clock: Clocks.clock_expr; |

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node_inputs: var_decl list; |

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node_outputs: var_decl list; |

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node_locals: var_decl list; |

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mutable node_gencalls: expr list; |

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mutable node_checks: Dimension.dim_expr list; |

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node_asserts: assert_t list; |

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node_eqs: eq list; |

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node_dec_stateless: bool; |

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mutable node_stateless: bool option; |

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node_spec: LustreSpec.node_annot option; |

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node_annot: LustreSpec.expr_annot option;} |

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type imported_node_desc = |

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{nodei_id: ident; |

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mutable nodei_type: Types.type_expr; |

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mutable nodei_clock: Clocks.clock_expr; |

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nodei_inputs: var_decl list; |

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nodei_outputs: var_decl list; |

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nodei_stateless: bool; |

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nodei_spec: LustreSpec.node_annot option;} |

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(* |

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type imported_fun_desc = |

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{fun_id: ident; |

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mutable fun_type: Types.type_expr; |

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fun_inputs: var_decl list; |

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fun_outputs: var_decl list; |

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fun_spec: LustreSpec.node_annot option;} |

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*) |

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type const_desc = |

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{const_id: ident; |

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const_loc: Location.t; |

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const_value: constant; |

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mutable const_type: Types.type_expr; |

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} |

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(* type sensor_desc = *) |

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(* {sensor_id: ident; *) |

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(* sensor_wcet: int} *) |

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(* type actuator_desc = *) |

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(* {actuator_id: ident; *) |

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(* actuator_wcet: int} *) |

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type top_decl_desc = |

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| Node of node_desc |

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| Consts of const_desc list |

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| ImportedNode of imported_node_desc |

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(* | ImportedFun of imported_fun_desc *) |

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(* | SensorDecl of sensor_desc *) |

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(* | ActuatorDecl of actuator_desc *) |

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| Open of string |

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type top_decl = |

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{top_decl_desc: top_decl_desc; |

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top_decl_loc: Location.t} |

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type program = top_decl list |

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type error = |

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Main_not_found |

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| Main_wrong_kind |

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| No_main_specified |

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| Unbound_symbol of ident |

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| Already_bound_symbol of ident |

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| Stateful of ident |

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exception Error of Location.t * error |

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val mktyp: Location.t -> type_dec_desc -> type_dec |

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val mkclock: Location.t -> clock_dec_desc -> clock_dec |

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val mkvar_decl: Location.t -> ident * type_dec * clock_dec * bool (* is const *) -> var_decl |

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val var_decl_of_const: const_desc -> var_decl |

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val mkexpr: Location.t -> expr_desc -> expr |

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val mkeq: Location.t -> ident list * expr -> eq |

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val mkassert: Location.t -> expr -> assert_t |

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val mktop_decl: Location.t -> top_decl_desc -> top_decl |

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val mkpredef_call: Location.t -> ident -> expr list -> expr |

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val mkpredef_unary_call: Location.t -> ident -> expr -> expr |

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val mk_new_name: var_decl list -> ident -> ident |

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val node_table : (ident, top_decl) Hashtbl.t |

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val node_name: top_decl -> ident |

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val node_inputs: top_decl -> var_decl list |

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val node_from_name: ident -> top_decl |

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val is_generic_node: top_decl -> bool |

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val check_stateless_node: top_decl -> bool |

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val is_imported_node: top_decl -> bool |

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val consts_table: (ident, const_desc) Hashtbl.t |

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val type_table: (type_dec_desc, type_dec_desc) Hashtbl.t |

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val get_repr_type: type_dec_desc -> type_dec_desc |

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val is_user_type: type_dec_desc -> bool |

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val tag_true: label |

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val tag_false: label |

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val tag_table: (label, type_dec_desc) Hashtbl.t |

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val field_table: (label, type_dec_desc) Hashtbl.t |

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val get_enum_type_tags: type_dec_desc -> label list |

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val get_struct_type_fields: type_dec_desc -> (label * type_dec_desc) list |

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val const_of_bool: bool -> constant |

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val const_is_bool: constant -> bool |

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val const_negation: constant -> constant |

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val const_or: constant -> constant -> constant |

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val const_and: constant -> constant -> constant |

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val const_xor: constant -> constant -> constant |

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val const_impl: constant -> constant -> constant |

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val node_vars: node_desc -> var_decl list |

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val node_var: ident -> node_desc -> var_decl |

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val node_eq: ident -> node_desc -> eq |

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(* val get_const: ident -> constant *) |

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

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val is_stateless_expr: expr -> bool |

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val is_eq_expr: expr -> expr -> bool |

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val pp_error : Format.formatter -> error -> unit |

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(* Caution, returns an untyped, unclocked, etc, expression *) |

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val expr_of_ident : ident -> Location.t -> expr |

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val expr_list_of_expr : expr -> expr list |

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val expr_of_expr_list : Location.t -> expr list -> expr |

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val call_of_expr: expr -> (ident * expr list * (ident * label) option) |

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val expr_of_dimension: Dimension.dim_expr -> expr |

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val dimension_of_expr: expr -> Dimension.dim_expr |

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val dimension_of_const: Location.t -> constant -> Dimension.dim_expr |

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

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val add_internal_funs: unit -> unit |

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val pp_prog_type : Format.formatter -> program -> unit |

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val pp_prog_clock : Format.formatter -> program -> unit |

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val get_nodes : program -> node_desc list |

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val get_consts : program -> const_desc list |

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val prog_unfold_consts: program -> program |

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val expr_replace_var: (ident -> ident) -> expr -> expr |

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val eq_replace_rhs_var: (ident -> bool) -> (ident -> ident) -> eq -> eq |

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(** rename_prog f_node f_var f_const prog *) |

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val rename_prog: (ident -> ident) -> (ident -> ident) -> (ident -> ident) -> program -> program |

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val update_expr_annot: expr -> LustreSpec.expr_annot -> expr |

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(* Local Variables: *) |

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(* compile-command:"make -C .." *) |

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(* End: *) |