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Lélio Brun
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open Lustre_types
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Lélio Brun
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type register_t = ResetFlag | StateVar of var_decl
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type left_v
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type right_v
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type ('a, _) expression_t =
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| Val : 'a -> ('a, right_v) expression_t
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| Tag : ident -> ('a, right_v) expression_t
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| Var : var_decl -> ('a, left_v) expression_t
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| Memory : register_t -> ('a, left_v) expression_t
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Lélio Brun
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(** TODO: why moving this elsewhere makes the exhaustiveness check fail? *)
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let type_of_l_value : type a. (a, left_v) expression_t -> Types.type_expr =
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function
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| Var v ->
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v.var_type
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| Memory ResetFlag ->
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Type_predef.type_bool
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| Memory (StateVar v) ->
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v.var_type
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type ('a, 'b) expressions_t = ('a, 'b) expression_t list
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type 'a predicate_t =
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| Transition :
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ident (* node name *)
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* ident option
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(* instance *)
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* int option
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(* transition index *)
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* ('a, 'b) expressions_t
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(* inputs *)
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* ('a, 'b) expressions_t
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(* locals *)
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* ('a, 'b) expressions_t
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(* outputs *)
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* bool (* reset *)
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* Utils.ISet.t (* memory footprint *)
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-> 'a predicate_t
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| Reset of ident * ident * 'a
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| MemoryPack of ident * ident option * int option
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| Initialization
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| ResetCleared of ident
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type 'a formula_t =
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| True
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| False
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| Equal : ('a, left_v) expression_t * ('a, 'b) expression_t -> 'a formula_t
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| And of 'a formula_t list
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| Or of 'a formula_t list
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| Imply of 'a formula_t * 'a formula_t
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| Exists of var_decl list * 'a formula_t
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| Forall of var_decl list * 'a formula_t
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| Ternary :
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('a, 'b) expression_t * 'a formula_t * 'a formula_t
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-> 'a formula_t
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| Predicate : 'a predicate_t -> 'a formula_t
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| StateVarPack of register_t
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| ExistsMem of ident * 'a formula_t * 'a formula_t
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(* type 'a simulation_t = {
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* sname: node_desc;
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* sindex: option int;
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* sformula: 'a formula_t;
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* } *)
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type 'a memory_pack_t = {
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mpname : node_desc;
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mpindex : int option;
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mpformula : 'a formula_t;
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}
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type 'a transition_t = {
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tname : node_desc;
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tindex : int option;
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tinputs : var_decl list;
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tlocals : var_decl list;
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toutputs : var_decl list;
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tformula : 'a formula_t;
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tfootprint : Utils.ISet.t;
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7a1b2819
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Lélio Brun
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}
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