Copy src/pp.ml to src/ast_to_c and modify src/main.ml accordingly
Just `pp_ast` was renamed to `ast_to_c`.
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153
src/ast_to_c.ml
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153
src/ast_to_c.ml
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open Ast
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let rec debug_type_pp fmt = function
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| [] -> ()
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| TInt :: t -> Format.fprintf fmt "int %a" debug_type_pp t
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| TBool :: t -> Format.fprintf fmt "bool %a" debug_type_pp t
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| TReal :: t -> Format.fprintf fmt "real %a" debug_type_pp t
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let pp_loc fmt (start, stop) =
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Lexing.(
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Format.fprintf fmt "%s: <l: %d, c: %d> -- <l: %d, c: %d>"
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start.pos_fname
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start.pos_lnum start.pos_cnum
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stop.pos_lnum stop.pos_cnum)
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let rec pp_varlist fmt : t_varlist -> unit = function
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| ([], []) -> ()
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| ([TInt] , IVar h :: []) -> Format.fprintf fmt "%s: int" h
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| ([TReal], RVar h :: []) -> Format.fprintf fmt "%s: real" h
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| ([TBool], BVar h :: []) -> Format.fprintf fmt "%s: bool" h
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| (TInt :: tl, IVar h :: h' :: l) ->
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Format.fprintf fmt "%s: int, %a" h pp_varlist (tl, h' :: l)
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| (TBool :: tl, BVar h :: h' :: l) ->
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Format.fprintf fmt "%s: bool, %a" h pp_varlist (tl, h' :: l)
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| (TReal :: tl, RVar h :: h' :: l) ->
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Format.fprintf fmt "%s: real, %a" h pp_varlist (tl, h' :: l)
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| _ -> raise (MyTypeError "This exception should not have beed be raised.")
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let pp_expression =
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let upd_prefix s = s ^ " | " in
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let rec pp_expression_aux prefix fmt expression =
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let rec pp_expression_list prefix fmt exprs =
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match exprs with
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| ETuple([], []) -> ()
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| ETuple (_ :: tt, expr :: exprs) ->
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Format.fprintf fmt "%a%a"
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(pp_expression_aux (prefix^" |> ")) expr
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(pp_expression_list prefix) (ETuple (tt, exprs))
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| _ -> raise (MyTypeError "This exception should not have been raised.")
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in
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match expression with
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| EWhen (_, e1, e2) ->
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begin
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Format.fprintf fmt "\t\t\t%sWHEN\n%a\t\t\tWHEN\n%a"
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prefix
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(pp_expression_aux (upd_prefix prefix)) e1
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(pp_expression_aux (upd_prefix prefix)) e2
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end
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| EReset (_, e1, e2) ->
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begin
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Format.fprintf fmt "\t\t\t%sRESET\n%a\t\t\tRESET\n%a"
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prefix
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(pp_expression_aux (upd_prefix prefix)) e1
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(pp_expression_aux (upd_prefix prefix)) e2
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end
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| EConst (_, c) ->
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begin match c with
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| CBool true -> Format.fprintf fmt "\t\t\t%s<true : bool>\n" prefix
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| CBool false -> Format.fprintf fmt "\t\t\t%s<false : bool>\n" prefix
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| CInt i -> Format.fprintf fmt "\t\t\t%s<%5d: int>\n" prefix i
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| CReal r -> Format.fprintf fmt "\t\t\t%s<%5f: float>\n" prefix r
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end
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| EVar (_, IVar v) -> Format.fprintf fmt "\t\t\t%s<int var %s>\n" prefix v
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| EVar (_, BVar v) -> Format.fprintf fmt "\t\t\t%s<bool var %s>\n" prefix v
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| EVar (_, RVar v) -> Format.fprintf fmt "\t\t\t%s<real var %s>\n" prefix v
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| EMonOp (_, mop, arg) ->
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begin match mop with
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| MOp_not ->
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Format.fprintf fmt "\t\t\t%s ¬ \n%a" prefix
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(pp_expression_aux (upd_prefix prefix)) arg
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| MOp_minus ->
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Format.fprintf fmt "\t\t\t%s — \n%a" prefix
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(pp_expression_aux (upd_prefix prefix)) arg
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| MOp_pre ->
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Format.fprintf fmt "\t\t\t%spre\n%a" prefix
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(pp_expression_aux (upd_prefix prefix)) arg
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end
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| EBinOp (_, bop, arg, arg') ->
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begin
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let s = match bop with
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| BOp_add -> " + " | BOp_sub -> " - "
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| BOp_mul -> " ∗ " | BOp_div -> " / " | BOp_mod -> "% "
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| BOp_and -> "&& " | BOp_or -> "|| " | BOp_arrow -> "-> " in
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Format.fprintf fmt "\t\t\t%s%s\n%a%a" prefix s
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(pp_expression_aux (upd_prefix prefix)) arg
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(pp_expression_aux (upd_prefix prefix)) arg'
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end
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| EComp (_, cop, arg, arg') ->
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begin
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let s = match cop with
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| COp_eq -> "== "
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| COp_neq -> " ≠ "
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| COp_le -> " ≤ " | COp_lt -> " < "
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| COp_ge -> " ≥ " | COp_gt -> " > " in
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Format.fprintf fmt "\t\t\t%s%s\n%a%a" prefix s
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(pp_expression_aux (upd_prefix prefix)) arg
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(pp_expression_aux (upd_prefix prefix)) arg'
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end
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| ETriOp (_, top, arg, arg', arg'') ->
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begin match top with
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| TOp_if ->
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Format.fprintf fmt "\t\t\t%sIF\n%a\t\t\tTHEN\n%a\t\t\tELSE\n%a"
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prefix
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(pp_expression_aux (upd_prefix prefix)) arg
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(pp_expression_aux (upd_prefix prefix)) arg'
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(pp_expression_aux (upd_prefix prefix)) arg''
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| TOp_merge ->
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Format.fprintf fmt "\t\t\t%sMERGE ON CLK\n%a\t\t\tE1\n%a\t\t\tE2\n%a"
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prefix
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(pp_expression_aux (upd_prefix prefix)) arg
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(pp_expression_aux (upd_prefix prefix)) arg'
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(pp_expression_aux (upd_prefix prefix)) arg''
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end
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| EApp (_, f, args) ->
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Format.fprintf fmt "\t\t\t%sApp %s\n%a"
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prefix f.n_name
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(pp_expression_list prefix) args
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| ETuple _ ->
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Format.fprintf fmt "\t\t\t%sTuple\n%a" prefix
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(pp_expression_list prefix) expression;
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in
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pp_expression_aux ""
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let rec pp_equations fmt: t_eqlist -> unit = function
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| [] -> ()
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| (patt, expr) :: eqs ->
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Format.fprintf fmt "\t\t∗ Equation of type : %a\n\t\t left side: %a\n\t\t right side:\n%a\n%a"
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debug_type_pp (Utils.type_exp expr)
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pp_varlist patt
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pp_expression expr
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pp_equations eqs
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let pp_node fmt node =
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Format.fprintf fmt "\t∗ Nom du nœud : %s\n\t Inputs:\n%a\n\t Outputs:\n%a\n\t\
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\ \ Local variables:\n%a\n\t Equations:\n%a\n"
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node.n_name
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pp_varlist node.n_inputs
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pp_varlist node.n_outputs
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pp_varlist node.n_local_vars
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pp_equations node.n_equations
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let rec pp_nodes fmt nodes =
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match nodes with
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| [] -> ()
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| node :: nodes ->
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Format.fprintf fmt "%a\n%a" pp_node node pp_nodes nodes
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let ast_to_c fmt prog =
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Format.fprintf fmt
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"Le programme est composé de %d nœud(s), listés ci-dessous :\n%a"
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(List.length prog)
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pp_nodes prog
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@ -23,8 +23,9 @@ let check_well_formedness (a: t_nodelist) = Some a
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let check_dependencies (a: t_nodelist) = Some a
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let check_dependencies (a: t_nodelist) = Some a
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let simplify_prog (a: t_nodelist) = Some a
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let simplify_prog (a: t_nodelist) = Some a
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let run verbose debug (passes: (t_nodelist -> t_nodelist option) list)
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let run verbose debug (passes: (t_nodelist -> t_nodelist option) list) ast
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= verbose "RUN_PLACEHOLDER"
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= verbose "RUN_PLACEHOLDER";
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Format.printf "%a" Ast_to_c.ast_to_c ast
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let _ =
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let _ =
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(** Usage and argument parsing. *)
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(** Usage and argument parsing. *)
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@ -88,6 +89,6 @@ let _ =
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(exit_error (Format.sprintf "The pass %s does not exist." pass); exit 0)
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(exit_error (Format.sprintf "The pass %s does not exist." pass); exit 0)
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| Some f ->
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(print_debug ("The pass "^pass^" has been selected."); f)) !passes in
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(print_debug ("The pass "^pass^" has been selected."); f)) !passes in
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run print_verbose print_debug passes;
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run print_verbose print_debug passes ast;
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print_verbose "End of the program, exiting gracefully."
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print_verbose "End of the program, exiting gracefully."
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