lustrec / src / basic_library.ml @ 22fe1c93
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(*  

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* SchedMCore  A MultiCore Scheduling Framework 
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* Copyright (C) 20092013, ONERA, Toulouse, FRANCE  LIFL, Lille, FRANCE 
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* Copyright (C) 20122013, INPT, Toulouse, 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 021111307 
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* USA 
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* *) 
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(* This module is used for the lustre to C compiler *) 
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open LustreSpec 
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open Type_predef 
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open Clock_predef 
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open Delay_predef 
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open Dimension 
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module TE = Env 
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let static_op ty = 
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type_static (mkdim_var ()) ty 
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let type_env = 
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let init_env = TE.initial in 
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let env' = TE.add_value init_env "+" (static_op type_bin_poly_op) in 
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let env' = TE.add_value env' "uminus" (static_op type_unary_poly_op) in 
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let env' = TE.add_value env' "" (static_op type_bin_poly_op) in 
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let env' = TE.add_value env' "*" (static_op type_bin_poly_op) in 
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let env' = TE.add_value env' "/" (static_op type_bin_poly_op) in 
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let env' = TE.add_value env' "mod" (static_op type_bin_int_op) in 
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let env' = TE.add_value env' "&&" (static_op type_bin_bool_op) in 
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let env' = TE.add_value env' "" (static_op type_bin_bool_op) in 
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let env' = TE.add_value env' "xor" (static_op type_bin_bool_op) in 
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let env' = TE.add_value env' "impl" (static_op type_bin_bool_op) in 
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let env' = TE.add_value env' "<" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' "<=" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' ">" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' ">=" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' "!=" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' "=" (static_op type_bin_comp_op) in 
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let env' = TE.add_value env' "not" (static_op type_unary_bool_op) in 
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env' 
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module CE = Env 
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let clock_env = 
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let init_env = CE.initial in 
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let env' = 
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List.fold_right (fun op env > CE.add_value env op ck_unary_univ) 
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["uminus"; "not"] init_env in 
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let env' = 
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List.fold_right (fun op env > CE.add_value env op ck_bin_univ) 
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["+"; ""; "*"; "/"; "mod"; "&&"; ""; "xor"; "impl"; "<"; "<="; ">"; ">="; "!="; "="] env' in 
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env' 
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module DE = Env 
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let delay_env = 
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let init_env = DE.initial in 
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let env' = 
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List.fold_right (fun op env > DE.add_value env op delay_unary_poly_op) 
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["uminus"; "not"] init_env in 
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let env' = 
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List.fold_right (fun op env > DE.add_value env op delay_binary_poly_op) 
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["+"; ""; "*"; "/"; "mod"; "&&"; ""; "xor"; "impl"; "<"; "<="; ">"; ">="; "!="; "="] env' in 
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let env' = 
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List.fold_right (fun op env > DE.add_value env op delay_ternary_poly_op) 
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[] env' in 
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env' 
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module VE = Env 
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let eval_env = 
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let init_env = VE.initial in 
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let env' = VE.add_value init_env "uminus" (fun [Dint a] > Dint (a)) in 
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let env' = VE.add_value env' "not" (fun [Dbool b] > Dbool (not b)) in 
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let env' = VE.add_value env' "+" (fun [Dint a; Dint b] > Dint (a+b)) in 
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let env' = VE.add_value env' "" (fun [Dint a; Dint b] > Dint (ab)) in 
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let env' = VE.add_value env' "*" (fun [Dint a; Dint b] > Dint (a*b)) in 
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let env' = VE.add_value env' "/" (fun [Dint a; Dint b] > Dint (a/b)) in 
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let env' = VE.add_value env' "mod" (fun [Dint a; Dint b] > Dint (a mod b)) in 
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let env' = VE.add_value env' "&&" (fun [Dbool a; Dbool b] > Dbool (a&&b)) in 
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let env' = VE.add_value env' "" (fun [Dbool a; Dbool b] > Dbool (ab)) in 
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let env' = VE.add_value env' "xor" (fun [Dbool a; Dbool b] > Dbool (a<>b)) in 
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let env' = VE.add_value env' "impl" (fun [Dbool a; Dbool b] > Dbool (a<=b)) in 
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let env' = VE.add_value env' "<" (fun [Dint a; Dint b] > Dbool (a<b)) in 
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let env' = VE.add_value env' ">" (fun [Dint a; Dint b] > Dbool (a>b)) in 
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let env' = VE.add_value env' "<=" (fun [Dint a; Dint b] > Dbool (a<=b)) in 
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let env' = VE.add_value env' ">=" (fun [Dint a; Dint b] > Dbool (a>=b)) in 
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let env' = VE.add_value env' "!=" (fun [a; b] > Dbool (a<>b)) in 
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let env' = VE.add_value env' "=" (fun [a; b] > Dbool (a=b)) in 
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env' 
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let internal_funs = ["+";"";"*";"/";"mod";"&&";"";"xor";"impl";"<";">";"<=";">=";"!=";"=";"uminus";"not"] 
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let is_internal_fun x = 
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List.mem x internal_funs 
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(* 
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let imported_node name inputs outputs sl spec = 
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mktop_decl Location.dummy_loc 
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( 
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ImportedNode 
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{nodei_id = name; 
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nodei_type = Types.new_var (); 
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nodei_clock = Clocks.new_var true; 
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nodei_inputs = inputs; 
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nodei_outputs = outputs; 
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nodei_stateless = sl; 
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nodei_spec = spec}) 
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let mk_new_var id = 
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let loc = Location.dummy_loc in 
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mkvar_decl loc (id, mktyp loc Tydec_any, mkclock loc Ckdec_any, false) 
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let _ = 
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let binary_fun id = id, [mk_new_var "x"; mk_new_var "y"], [mk_new_var "z"] in 
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let unary_fun id = id, [mk_new_var "x"], [mk_new_var "y"] in 
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(* All following functions are stateless *) 
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let st = true in 
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List.iter (fun (n,i,o) > Hashtbl.add node_table n (imported_node n i o st None)) 
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( 
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(*("ite", [mk_new_var "g"; mk_new_var "x"; mk_new_var "y"], [mk_new_var "z"])::*) 
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(List.map binary_fun 
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["+";"";"*";"/";"mod";"&&";"";"xor";"impl";"<";">";"<=";">=";"!=";"="]) 
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@(List.map unary_fun ["uminus";"not"])) 
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*) 
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let pp_c i pp_val fmt vl = 
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match i, vl with 
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(*  "ite", [v1; v2; v3] > Format.fprintf fmt "(%a?(%a):(%a))" pp_val v1 pp_val v2 pp_val v3 *) 
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 "uminus", [v] > Format.fprintf fmt "( %a)" pp_val v 
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 "not", [v] > Format.fprintf fmt "(!%a)" pp_val v 
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 "impl", [v1; v2] > Format.fprintf fmt "(!%a  %a)" pp_val v1 pp_val v2 
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 "=", [v1; v2] > Format.fprintf fmt "(%a == %a)" pp_val v1 pp_val v2 
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 "mod", [v1; v2] > Format.fprintf fmt "(%a %% %a)" pp_val v1 pp_val v2 
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 _, [v1; v2] > Format.fprintf fmt "(%a %s %a)" pp_val v1 i pp_val v2 
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 _ > assert false 
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let pp_java i pp_val fmt vl = 
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match i, vl with 
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(*  "ite", [v1; v2; v3] > Format.fprintf fmt "(%a?(%a):(%a))" pp_val v1 pp_val v2 pp_val v3 *) 
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 "uminus", [v] > Format.fprintf fmt "( %a)" pp_val v 
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 "not", [v] > Format.fprintf fmt "(!%a)" pp_val v 
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 "impl", [v1; v2] > Format.fprintf fmt "(!%a  %a)" pp_val v1 pp_val v2 
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 "=", [v1; v2] > Format.fprintf fmt "(%a == %a)" pp_val v1 pp_val v2 
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 _, [v1; v2] > Format.fprintf fmt "(%a %s %a)" pp_val v1 i pp_val v2 
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 _ > assert false 
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(* Local Variables: *) 
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(* compilecommand:"make C .." *) 
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(* End: *) 