543 lines
17 KiB
OCaml
543 lines
17 KiB
OCaml
(**************************************************************************)
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(* *)
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(* Heptagon *)
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(* *)
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(* Author : Marc Pouzet *)
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(* Organization : Demons, LRI, University of Paris-Sud, Orsay *)
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(* *)
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(**************************************************************************)
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open Signature
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open Modules
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open Format
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open Obc
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open Misc
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open Types
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open Names
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open Idents
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open Pp_tools
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let jname_of_name name =
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let b = Buffer.create (String.length name) in
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let rec convert c =
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match c with
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| 'A'..'Z' | 'a'..'z' | '0'..'9' | '_' ->
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Buffer.add_char b c
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| '\'' -> Buffer.add_string b "_prime"
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| _ ->
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Buffer.add_string b "lex";
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Buffer.add_string b (string_of_int (Char.code c));
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Buffer.add_string b "_" in
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String.iter convert name;
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Buffer.contents b
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let print_name ff name =
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fprintf ff "%s" (jname_of_name name)
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let print_shortname ff longname =
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print_name ff (shortname longname)
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let rec java_type_default_value = function
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| Tid id when id = Initial.pint -> "int", "0"
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| Tid id when id = Initial.pfloat -> "float", "0.0"
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| Tid id when id = Initial.pbool -> "boolean", "false"
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| Tid t ->
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(match find_type t with
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| Tabstract -> assert false
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| Talias t -> java_type_default_value t
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| Tenum _ -> "int", "0" (* TODO java *)
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| Tstruct _ -> shortname t, "null" )
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| Tarray _ -> assert false (* TODO array *)
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| Tprod _ -> assert false (* TODO java *)
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| Tunit -> "void", "null"
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let print_type ff ty =
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let jty,_ = java_type_default_value ty in
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print_name ff jty
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let print_field ff (name,ty) =
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fprintf ff "%a %a;"
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print_type ty
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print_name name
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let print_const_field ff (name,ty) =
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fprintf ff "%a@ %a"
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print_type ty
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print_name name
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let print_assgt_field ff (name,_) =
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fprintf ff "this.%a = %a;"
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print_name name
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print_name name
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(* assumes tn is already translated with jname_of_name *)
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let print_struct_type ff tn fields =
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fprintf ff "@[<v>@[<v 2>public class %s {@ " tn;
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(* fields *)
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print_list print_field "" "" "" ff fields;
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(* constructor *)
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let sorted_fields =
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List.sort
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(fun (n1,_) (n2,_) -> String.compare n1 n2)
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fields in
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fprintf ff "@ @[<v 2>public %s(@[<hov>" tn;
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print_list print_const_field "" "," "" ff sorted_fields;
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fprintf ff "@]) {@ ";
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(* constructor assignments *)
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print_list print_assgt_field "" "" "" ff fields;
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(* constructor end *)
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fprintf ff "@]@ }";
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(* class end *)
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fprintf ff "@]@ }@]"
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let rec print_tags ff n = function
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| [] -> ()
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| tg :: tgs' ->
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fprintf ff "@ public static final int %a = %d;"
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print_name ( shortname tg ) (* TODO java deal with modules *)
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n;
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print_tags ff (n+1) tgs'
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(* assumes tn is already translated with jname_of_name *)
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let print_enum_type ff tn tgs =
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fprintf ff "@[<v>@[<v 2>public class %s {" tn;
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print_tags ff 1 tgs;
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fprintf ff "@]@ }@]"
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let rec print_type_to_file java_dir headers { t_name = tn; t_desc = td} =
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let tn = jname_of_name (shortname tn) in (* TODO java deal with modules *)
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match td with
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| Type_abs -> ()
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| Type_enum tgs ->
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let out_ch = open_out (java_dir ^ "/" ^ tn ^ ".java") in
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let ff = formatter_of_out_channel out_ch in
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(*Misc.print_header_info ff "/*" "*/"; *)
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List.iter (fprintf ff "%s") headers;
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(* fprintf ff "@[<v>package %s;@\n@\n" headers; *) (* TODO java deal with modules *)
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print_enum_type ff tn tgs;
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fprintf ff "@.";
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close_out out_ch
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| Type_struct fields ->
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let out_ch = open_out (java_dir ^ "/" ^ tn ^ ".java") in
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let ff = formatter_of_out_channel out_ch in
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(* Misc.print_header_info ff "/*" "*/"; *)(* TODO java deal with modules *)
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List.iter (fprintf ff "%s") headers;
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(* fprintf ff "@[<v>package %s;@\n@\n" headers; *)
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print_struct_type ff tn
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(List.map (fun {f_name = n;f_type = t} -> (shortname n,t)) fields); (* TODO java deal with modules *)
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fprintf ff "@.";
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close_out out_ch
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| Type_alias t -> assert false (* TODO java *)
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let print_types java_dir headers tps =
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List.iter (print_type_to_file java_dir headers) tps
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(******************************)
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type answer =
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| Sing of var_ident
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| Mult of var_ident list
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let print_const ff c ts =
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match c.se_desc with
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| Sint i -> fprintf ff "%d" i
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| Sfloat f -> fprintf ff "%f" f
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| Sbool true -> fprintf ff "true"
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| Sbool false -> fprintf ff "false"
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| Sconstructor c ->
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let tg = shortname c in (* TODO java g<>rer les modules *)
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let s = (fst (List.find (fun (tn, tgs) -> List.exists (fun tg' -> tg = tg') tgs) ts))
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^ "." ^ (jname_of_name tg) in
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fprintf ff "%s" s
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| _ -> assert false (* TODO java *)
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let position a xs =
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let rec walk i = function
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| [] -> None
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| x :: xs' -> if x = a then Some i else walk (i + 1) xs'
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in walk 1 xs
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let print_ident ff id =
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print_name ff (name id)
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let print_var ff x avs single =
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match (position x avs) with
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| None -> print_ident ff x
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| Some n ->
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if single then print_ident ff (List.hd avs)
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else fprintf ff "step_ans.c_%d" n
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let javaop_of_op = function
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| "=" -> "=="
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| "<>" -> "!="
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| "or" -> "||"
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| "&" -> "&&"
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| "*." -> "*"
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| "/." -> "/"
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| "+." -> "+"
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| "-." -> "-"
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| op -> op
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let priority = function
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| "*" | "/" | "*." | "/." -> 5
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| "+" | "-" | "+." | "-." -> 4
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| "=" | "<>" | "<=" | "=>" -> 3
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| "&" -> 2
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| "|" -> 1
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| _ -> 0
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let rec print_lhs ff e avs single =
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match e.pat_desc with
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| Lvar x ->
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print_var ff x avs single
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| Lmem x -> print_ident ff x
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| Lfield(e, field) ->
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print_lhs ff e avs single;
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fprintf ff ".%s" (jname_of_name (shortname field))
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| Larray _ -> assert false (* TODO java array *)
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let rec print_exp ff e p avs ts single =
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match e.e_desc with
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| Epattern l -> print_lhs ff l avs single
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| Econst c -> print_const ff c ts
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| Eop (op, es) -> print_op ff op es p avs ts single
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| Estruct (type_name,fields) ->
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let fields =
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List.sort
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(fun (ln1,_) (ln2,_) ->
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String.compare (shortname ln1) (shortname ln2))
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fields in
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let exps = List.map (fun (_,e) -> e) fields in
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fprintf ff "new %a(@[<hov>"
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print_shortname type_name;
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print_exps ff exps 0 avs ts single;
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fprintf ff "@])"
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| Earray _ -> assert false (* TODO array *)
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and print_exps ff es p avs ts single =
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match es with
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| [] -> ()
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| [e] -> print_exp ff e p avs ts single
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| e :: es' ->
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print_exp ff e p avs ts single;
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fprintf ff ",@ ";
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print_exps ff es' p avs ts single
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and print_op ff op es p avs ts single =
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match (shortname op), es with
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| (("+" | "-" | "*" | "/"
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|"+." | "-." | "*." | "/."
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| "=" | "<>" | "<" | "<="
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| ">" | ">=" | "&" | "or") as op_name, [e1;e2]) ->
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let p' = priority op_name in
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if p' < p then fprintf ff "(" else ();
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print_exp ff e1 p' avs ts single;
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fprintf ff " %s " (javaop_of_op op_name);
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print_exp ff e2 p' avs ts single;
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if p' < p then fprintf ff ")" else ()
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| "not", [e] ->
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fprintf ff "!";
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print_exp ff e 6 avs ts single;
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| "~-", [e] ->
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fprintf ff "-";
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print_exp ff e 6 avs ts single;
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| _ ->(*
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begin
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begin
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match op with
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| Name(op_name) ->
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print_name ff op_name;
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| Modname({ qual = mod_name; id = op_name }) ->
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fprintf ff "%a.%a"
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print_name (String.uncapitalize mod_name)
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print_name op_name
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end;
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fprintf ff "@[(";
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print_exps ff es 0 avs ts single;
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fprintf ff ")@]"
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end *)
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assert false (* TODO java *)
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let rec print_proj ff xs ao avs single =
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let rec walk ind = function
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| [] -> ()
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| x :: xs' ->
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print_lhs ff x avs single;
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fprintf ff " = %s.c_%d;@ " ao ind;
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walk (ind + 1) xs'
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in walk 1 xs
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let bool_case = function
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| [] -> assert false
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| ("true", _) :: _
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| ("false", _) :: _ -> true
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| _ -> false
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let obj_ref_to_string = function
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| Oobj o -> o
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| Oarray (o,p) -> o (* TODO java array *)
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let rec print_act ff a objs avs ts single =
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match a with
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| Aassgn (x, e) ->
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fprintf ff "@[";
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print_asgn ff x e avs ts single;
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fprintf ff ";@]"
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| Acall (xs,oref,Mstep,es) ->
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let o = obj_ref_to_string oref in
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(match xs with
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| [x] ->
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print_lhs ff x avs single;
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fprintf ff " = %s.step(" o;
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fprintf ff "@[";
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print_exps ff es 0 avs ts single;
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fprintf ff "@]";
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fprintf ff ");@ "
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| xs ->
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let cn = (List.find (fun od -> od.o_name = o) objs).o_class in
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let at = (jname_of_name (shortname cn)) ^ "Answer" in
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let ao = o ^ "_ans" in
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fprintf ff "%s %s = new %s();@ " at ao at;
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fprintf ff "%s = %s.step(" ao o;
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fprintf ff "@[";
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print_exps ff es 0 avs ts single;
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fprintf ff "@]";
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fprintf ff ");@ ";
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print_proj ff xs ao avs single)
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| Acase (e, grds) ->
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let grds =
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List.map
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(fun (ln,act) -> (shortname ln),act) grds in
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if bool_case grds
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then print_if ff e grds objs avs ts single
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else (fprintf ff "@[<v>@[<v 2>switch (%a) {@ "
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(fun ff e -> print_exp ff e 0 avs ts single) e;
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print_grds ff grds objs avs ts single;
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fprintf ff "@]@ }@]");
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| Acall (_,oref,Mreset,_) ->
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let o = obj_ref_to_string oref in
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fprintf ff "%s.reset();" o
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| Afor _ -> assert false (* TODO java array *)
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and print_grds ff grds objs avs ts single =
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match grds with
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| [] -> ()
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| (tg, b) :: grds' ->
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(* retrieve class name *)
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let cn = (fst
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(List.find
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(fun (tn, tgs) ->
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List.exists (fun tg' -> tg = tg') tgs)
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ts)) in
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fprintf ff "@[<v 2>case %a.%a:@ "
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print_name cn
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print_name tg;
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print_block ff b objs avs ts single;
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fprintf ff "@ break;@ @]@ ";
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print_grds ff grds' objs avs ts single
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and print_if ff e grds objs avs ts single =
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match grds with
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| [("true", a)] ->
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fprintf ff "@[<v>@[<v 2>if (%a) {@ "
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(fun ff e -> print_exp ff e 0 avs ts single) e;
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print_block ff a objs avs ts single;
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fprintf ff "@]@ }@]"
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| [("false", a)] ->
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fprintf ff "@[<v>@[<v 2>if (!%a) {@ "
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(fun ff e -> print_exp ff e 6 avs ts single) e;
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print_block ff a objs avs ts single;
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fprintf ff "@]@ }@]"
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| [("true", a1); ("false", a2)] ->
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fprintf ff "@[<v>@[<v 2>if (%a) {@ "
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(fun ff e -> print_exp ff e 0 avs ts single) e;
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print_block ff a1 objs avs ts single;
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fprintf ff "@]@ @[<v 2>} else {@ ";
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print_block ff a2 objs avs ts single;
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fprintf ff "@]@ }@]"
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| [("false", a2); ("true", a1)] ->
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fprintf ff "@[<v>@[<v 2>if (%a) {@ "
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(fun ff e -> print_exp ff e 0 avs ts single) e;
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print_block ff a1 objs avs ts single;
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fprintf ff "@]@ @[<v 2>} else {@ ";
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print_block ff a2 objs avs ts single;
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fprintf ff "@]@ }@]"
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| _ -> assert false
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and print_asgn ff x e avs ts single =
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fprintf ff "@[";
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print_lhs ff x avs single;
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fprintf ff " = ";
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print_exp ff e 0 avs ts single;
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fprintf ff "@]"
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and print_block ff b objs avs ts single = () (* TODO urgent java *)
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let print_vd ff vd =
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let jty,jdv = java_type_default_value vd.v_type in
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fprintf ff "@[<v>";
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print_name ff jty;
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fprintf ff " %s = %s;"
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(jname_of_name (name vd.v_ident))
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jdv;
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fprintf ff "@]"
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let print_obj ff od =
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fprintf ff "@[<v>";
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fprintf ff "%a %a = new %a();"
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print_shortname od.o_class
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print_name od.o_name
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print_shortname od.o_class;
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fprintf ff "@]"
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let rec print_objs ff ods =
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match ods with
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| [] -> ()
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| od :: ods' ->
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print_obj ff od;
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fprintf ff "@ ";
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print_objs ff ods'
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let print_comps ff fds=
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let rec walk n = function
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| [] -> ()
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| fd :: fds' ->
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fprintf ff "@ ";
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fprintf ff "public ";
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print_type ff fd.v_type;
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fprintf ff " c_%s;" (string_of_int n);
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walk (n + 1) fds'
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in walk 1 fds
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let print_ans_struct ff name fields =
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fprintf ff "@[<v>@[<v 2>public class %s {" name;
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print_comps ff fields;
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fprintf ff "@]@ }@]@ "
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let print_vd' ff vd =
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fprintf ff "@[";
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print_type ff vd.v_type;
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fprintf ff "@ %s" (jname_of_name (name vd.v_ident));
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fprintf ff "@]"
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let rec print_in ff = function
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| [] -> ()
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| [vd] -> print_vd' ff vd
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| vd :: vds' ->
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print_vd' ff vd;
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fprintf ff ",@ ";
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print_in ff vds'
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let rec print_mem ff = function
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| [] -> ()
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| vd :: m' ->
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print_vd ff vd;
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fprintf ff "@ ";
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print_mem ff m'
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let print_loc ff vds = print_mem ff vds
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let print_step ff n s objs ts single =
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let n = jname_of_name n in
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fprintf ff "@[<v>@ @[<v 2>public ";
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if single then print_type ff (List.hd s.m_outputs).v_type
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else fprintf ff "%s" (n ^ "Answer");
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fprintf ff " step(@[";
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print_in ff s.m_inputs;
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fprintf ff "@]) {@ ";
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let loc = if single then (List.hd s.m_outputs) :: s.m_body.b_locals else s.m_body.b_locals in
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if loc = [] then () else (print_loc ff loc; fprintf ff "@ ");
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if single then fprintf ff "@ "
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else fprintf ff "%sAnswer step_ans = new %sAnswer();@ @ " n n;
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print_act ff s.bd objs
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(List.map (fun vd -> vd.v_ident) s.out) ts single;
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fprintf ff "@ @ return ";
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if single
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then fprintf ff "%s" (jname_of_name (Idents.name (List.hd s.out).v_ident))
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else fprintf ff "step_ans";
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fprintf ff ";@]@ }@ @]"
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let print_reset ff r ts =
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fprintf ff "@[<v>@ @[<v 2>public void reset() {@ ";
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print_act ff r [] [] ts false;
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fprintf ff "@]@ }@ @]"
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let print_class ff headers ts single opened_mod cl =
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let clid = jname_of_name cl.cl_id in
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List.iter (fprintf ff "%s") headers;
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(* fprintf ff "@[<v>package %s;@\n@\n" headers; *)
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(* import opened modules *)
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List.iter
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(fun m ->
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fprintf ff "import %s.*;@\n" (String.uncapitalize m))
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opened_mod;
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fprintf ff "@\n@[<v 2>public class %s {@ " clid;
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if cl.mem = [] then ()
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else fprintf ff "@[<v>@ "; print_mem ff cl.mem; fprintf ff "@]";
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if cl.objs = [] then ()
|
||
else fprintf ff "@[<v>@ "; print_objs ff cl.objs; fprintf ff "@]";
|
||
print_reset ff cl.reset ts;
|
||
print_step ff clid cl.step cl.objs ts single;
|
||
fprintf ff "@]@ }@]"
|
||
|
||
let print_class_and_answer_to_file java_dir headers ts opened_mod cl =
|
||
let clid = jname_of_name cl.cl_id in
|
||
let print_class_to_file single =
|
||
let out_ch = open_out (java_dir ^ "/" ^ clid ^ ".java") in
|
||
let ff = formatter_of_out_channel out_ch in
|
||
Misc.print_header_info ff "/*" "*/";
|
||
print_class ff headers ts single opened_mod cl;
|
||
fprintf ff "@.";
|
||
close_out out_ch
|
||
in
|
||
match cl.step.out with
|
||
| [_] -> print_class_to_file true
|
||
| _ ->
|
||
let out_ch = open_out (java_dir ^ "/" ^ clid ^ "Answer.java") in
|
||
let ff = formatter_of_out_channel out_ch in
|
||
Misc.print_header_info ff "/*" "*/";
|
||
List.iter (fprintf ff "%s") headers;
|
||
(* fprintf ff "@[<v>package %s;@\n@\n" headers; *)
|
||
List.iter
|
||
(fun m ->
|
||
fprintf ff "import %s.*;@\n" (String.uncapitalize m))
|
||
opened_mod;
|
||
print_ans_struct ff (clid ^ "Answer") cl.step.out;
|
||
fprintf ff "@.";
|
||
close_out out_ch;
|
||
print_class_to_file false
|
||
|
||
let print_classes java_dir headers ts opened_mod cls =
|
||
List.iter
|
||
(print_class_and_answer_to_file java_dir headers ts opened_mod)
|
||
cls
|
||
|
||
(******************************)
|
||
let print java_dir p =
|
||
let headers =
|
||
List.map snd
|
||
(List.filter
|
||
(fun (tag,_) -> tag = "java")
|
||
p.o_pragmas) in
|
||
print_types java_dir headers p.o_types;
|
||
o_types := p.o_types;
|
||
print_classes
|
||
java_dir headers
|
||
(List.flatten
|
||
(List.map
|
||
(function
|
||
| { t_desc = Type_abs } -> []
|
||
| { t_name = tn; t_desc = Type_enum tgs } -> [tn, tgs]
|
||
| { t_name = tn; t_desc = Type_struct fields } ->
|
||
[tn, (List.map fst fields)])
|
||
p.o_types))
|
||
p.o_opened
|
||
p.o_defs
|
||
|
||
(******************************)
|