src/Tools/code/code_target.ML
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robustifed infrastructure for complex term syntax during code generation
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(*  Title:      Tools/code/code_target.ML
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    Author:     Florian Haftmann, TU Muenchen
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Serializer from intermediate language ("Thin-gol") to target languages.
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*)
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signature CODE_TARGET =
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sig
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  include CODE_PRINTER
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  type serializer
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  val add_target: string * (serializer * literals) -> theory -> theory
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  val extend_target: string *
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      (string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program))
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    -> theory -> theory
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  val assert_target: theory -> string -> string
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  type destination
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  type serialization
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  val parse_args: (OuterLex.token list -> 'a * OuterLex.token list)
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    -> OuterLex.token list -> 'a
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  val stmt_names_of_destination: destination -> string list
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  val code_of_pretty: Pretty.T -> string
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  val code_writeln: Pretty.T -> unit
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  val mk_serialization: string -> ('a -> unit) option
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    -> (Path.T option -> 'a -> unit)
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    -> ('a -> string * string option list)
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    -> 'a -> serialization
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  val serialize: theory -> string -> string option -> OuterLex.token list
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    -> Code_Thingol.naming -> Code_Thingol.program -> string list -> serialization
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  val serialize_custom: theory -> string * (serializer * literals)
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    -> Code_Thingol.naming -> Code_Thingol.program -> string list -> string * string option list
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  val the_literals: theory -> string -> literals
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  val compile: serialization -> unit
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  val export: serialization -> unit
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  val file: Path.T -> serialization -> unit
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  val string: string list -> serialization -> string
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  val code_of: theory -> string -> string
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    -> string list -> (Code_Thingol.naming -> string list) -> string
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  val shell_command: string (*theory name*) -> string (*export_code expr*) -> unit
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  val code_width: int ref
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  val allow_abort: string -> theory -> theory
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  val add_syntax_class: string -> class -> string option -> theory -> theory
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  val add_syntax_inst: string -> string * class -> bool -> theory -> theory
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  val add_syntax_tyco: string -> string -> tyco_syntax option -> theory -> theory
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  val add_syntax_const: string -> string -> proto_const_syntax option -> theory -> theory
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  val add_reserved: string -> string -> theory -> theory
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end;
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structure Code_Target : CODE_TARGET =
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struct
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open Basic_Code_Thingol;
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open Code_Printer;
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(** basics **)
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datatype destination = Compile | Export | File of Path.T | String of string list;
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type serialization = destination -> (string * string option list) option;
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val code_width = ref 80; (*FIXME after Pretty module no longer depends on print mode*)
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fun code_setmp f = PrintMode.setmp [] (Pretty.setmp_margin (!code_width) f);
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fun code_of_pretty p = code_setmp Pretty.string_of p ^ "\n";
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fun code_writeln p = Pretty.setmp_margin (!code_width) Pretty.writeln p;
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(*FIXME why another code_setmp?*)
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fun compile f = (code_setmp f Compile; ());
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fun export f = (code_setmp f Export; ());
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fun file p f = (code_setmp f (File p); ());
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fun string stmts f = fst (the (code_setmp f (String stmts)));
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fun stmt_names_of_destination (String stmts) = stmts
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  | stmt_names_of_destination _ = [];
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fun mk_serialization target (SOME comp) _ _ code Compile = (comp code; NONE)
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  | mk_serialization target NONE _ _ _ Compile = error (target ^ ": no internal compilation")
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  | mk_serialization target _ output _ code Export = (output NONE code ; NONE)
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  | mk_serialization target _ output _ code (File file) = (output (SOME file) code; NONE)
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  | mk_serialization target _ _ string code (String _) = SOME (string code);
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(** theory data **)
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datatype name_syntax_table = NameSyntaxTable of {
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  class: string Symtab.table,
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  instance: unit Symreltab.table,
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  tyco: tyco_syntax Symtab.table,
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  const: proto_const_syntax Symtab.table
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};
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fun mk_name_syntax_table ((class, instance), (tyco, const)) =
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  NameSyntaxTable { class = class, instance = instance, tyco = tyco, const = const };
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fun map_name_syntax_table f (NameSyntaxTable { class, instance, tyco, const }) =
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  mk_name_syntax_table (f ((class, instance), (tyco, const)));
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fun merge_name_syntax_table (NameSyntaxTable { class = class1, instance = instance1, tyco = tyco1, const = const1 },
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    NameSyntaxTable { class = class2, instance = instance2, tyco = tyco2, const = const2 }) =
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  mk_name_syntax_table (
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    (Symtab.join (K snd) (class1, class2),
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       Symreltab.join (K snd) (instance1, instance2)),
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    (Symtab.join (K snd) (tyco1, tyco2),
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       Symtab.join (K snd) (const1, const2))
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  );
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type serializer =
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  string option                         (*module name*)
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  -> OuterLex.token list                (*arguments*)
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  -> (string -> string)                 (*labelled_name*)
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  -> string list                        (*reserved symbols*)
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  -> (string * Pretty.T) list           (*includes*)
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  -> (string -> string option)          (*module aliasses*)
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  -> (string -> string option)          (*class syntax*)
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  -> (string -> tyco_syntax option)
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  -> (string -> const_syntax option)
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  -> Code_Thingol.program
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  -> string list                        (*selected statements*)
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  -> serialization;
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datatype serializer_entry = Serializer of serializer * literals
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  | Extends of string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program);
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datatype target = Target of {
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  serial: serial,
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  serializer: serializer_entry,
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  reserved: string list,
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  includes: (Pretty.T * string list) Symtab.table,
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  name_syntax_table: name_syntax_table,
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  module_alias: string Symtab.table
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};
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fun mk_target ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias))) =
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  Target { serial = serial, serializer = serializer, reserved = reserved, 
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    includes = includes, name_syntax_table = name_syntax_table, module_alias = module_alias };
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fun map_target f ( Target { serial, serializer, reserved, includes, name_syntax_table, module_alias } ) =
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  mk_target (f ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias))));
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fun merge_target strict target (Target { serial = serial1, serializer = serializer,
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  reserved = reserved1, includes = includes1,
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  name_syntax_table = name_syntax_table1, module_alias = module_alias1 },
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    Target { serial = serial2, serializer = _,
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      reserved = reserved2, includes = includes2,
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      name_syntax_table = name_syntax_table2, module_alias = module_alias2 }) =
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  if serial1 = serial2 orelse not strict then
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    mk_target ((serial1, serializer),
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      ((merge (op =) (reserved1, reserved2), Symtab.merge (op =) (includes1, includes2)),
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        (merge_name_syntax_table (name_syntax_table1, name_syntax_table2),
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          Symtab.join (K snd) (module_alias1, module_alias2))
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    ))
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  else
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    error ("Incompatible serializers: " ^ quote target);
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structure CodeTargetData = TheoryDataFun
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(
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  type T = target Symtab.table * string list;
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  val empty = (Symtab.empty, []);
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  val copy = I;
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  val extend = I;
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  fun merge _ ((target1, exc1) : T, (target2, exc2)) =
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    (Symtab.join (merge_target true) (target1, target2), Library.merge (op =) (exc1, exc2));
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);
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fun the_serializer (Target { serializer, ... }) = serializer;
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fun the_reserved (Target { reserved, ... }) = reserved;
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fun the_includes (Target { includes, ... }) = includes;
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fun the_name_syntax (Target { name_syntax_table = NameSyntaxTable x, ... }) = x;
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fun the_module_alias (Target { module_alias , ... }) = module_alias;
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val abort_allowed = snd o CodeTargetData.get;
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fun assert_target thy target =
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  case Symtab.lookup (fst (CodeTargetData.get thy)) target
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   of SOME data => target
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    | NONE => error ("Unknown code target language: " ^ quote target);
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fun put_target (target, seri) thy =
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  let
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    val lookup_target = Symtab.lookup (fst (CodeTargetData.get thy));
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    val _ = case seri
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     of Extends (super, _) => if is_some (lookup_target super) then ()
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          else error ("Unknown code target language: " ^ quote super)
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      | _ => ();
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    val overwriting = case (Option.map the_serializer o lookup_target) target
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     of NONE => false
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      | SOME (Extends _) => true
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      | SOME (Serializer _) => (case seri
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         of Extends _ => error ("Will not overwrite existing target " ^ quote target)
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          | _ => true);
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    val _ = if overwriting
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      then warning ("Overwriting existing target " ^ quote target)
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      else (); 
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  in
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    thy
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    |> (CodeTargetData.map o apfst oo Symtab.map_default)
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          (target, mk_target ((serial (), seri), (([], Symtab.empty),
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            (mk_name_syntax_table ((Symtab.empty, Symreltab.empty), (Symtab.empty, Symtab.empty)),
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              Symtab.empty))))
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          ((map_target o apfst o apsnd o K) seri)
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  end;
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fun add_target (target, seri) = put_target (target, Serializer seri);
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fun extend_target (target, (super, modify)) =
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  put_target (target, Extends (super, modify));
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fun map_target_data target f thy =
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  let
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    val _ = assert_target thy target;
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  in
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    thy
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    |> (CodeTargetData.map o apfst o Symtab.map_entry target o map_target) f
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  end;
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fun map_reserved target =
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  map_target_data target o apsnd o apfst o apfst;
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fun map_includes target =
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  map_target_data target o apsnd o apfst o apsnd;
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fun map_name_syntax target =
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  map_target_data target o apsnd o apsnd o apfst o map_name_syntax_table;
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fun map_module_alias target =
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  map_target_data target o apsnd o apsnd o apsnd;
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(** serializer configuration **)
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(* data access *)
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local
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fun cert_class thy class =
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  let
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    val _ = AxClass.get_info thy class;
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  in class end;
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fun read_class thy = cert_class thy o Sign.intern_class thy;
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fun cert_tyco thy tyco =
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  let
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    val _ = if Sign.declared_tyname thy tyco then ()
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      else error ("No such type constructor: " ^ quote tyco);
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  in tyco end;
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fun read_tyco thy = cert_tyco thy o Sign.intern_type thy;
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fun gen_add_syntax_class prep_class prep_const target raw_class raw_syn thy =
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  let
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    val class = prep_class thy raw_class;
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  in case raw_syn
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   of SOME syntax =>
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      thy
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      |> (map_name_syntax target o apfst o apfst)
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           (Symtab.update (class, syntax))
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    | NONE =>
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      thy
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      |> (map_name_syntax target o apfst o apfst)
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           (Symtab.delete_safe class)
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  end;
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fun gen_add_syntax_inst prep_class prep_tyco target (raw_tyco, raw_class) add_del thy =
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  let
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    val inst = (prep_class thy raw_class, prep_tyco thy raw_tyco);
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  in if add_del then
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    thy
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    |> (map_name_syntax target o apfst o apsnd)
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        (Symreltab.update (inst, ()))
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  else
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    thy
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    |> (map_name_syntax target o apfst o apsnd)
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        (Symreltab.delete_safe inst)
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  end;
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fun gen_add_syntax_tyco prep_tyco target raw_tyco raw_syn thy =
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  let
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    val tyco = prep_tyco thy raw_tyco;
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    fun check_args (syntax as (n, _)) = if n <> Sign.arity_number thy tyco
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      then error ("Number of arguments mismatch in syntax for type constructor " ^ quote tyco)
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      else syntax
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  in case raw_syn
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   of SOME syntax =>
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      thy
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      |> (map_name_syntax target o apsnd o apfst)
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           (Symtab.update (tyco, check_args syntax))
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    | NONE =>
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      thy
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      |> (map_name_syntax target o apsnd o apfst)
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           (Symtab.delete_safe tyco)
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  end;
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fun gen_add_syntax_const prep_const target raw_c raw_syn thy =
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  let
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    val c = prep_const thy raw_c;
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    fun check_args (syntax as (n, _)) = if n > Code_Unit.no_args thy c
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      then error ("Too many arguments in syntax for constant " ^ quote c)
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      else syntax;
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  in case raw_syn
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   of SOME syntax =>
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      thy
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      |> (map_name_syntax target o apsnd o apsnd)
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           (Symtab.update (c, check_args syntax))
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    | NONE =>
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      thy
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      |> (map_name_syntax target o apsnd o apsnd)
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           (Symtab.delete_safe c)
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  end;
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fun add_reserved target =
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  let
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    fun add sym syms = if member (op =) syms sym
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      then error ("Reserved symbol " ^ quote sym ^ " already declared")
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      else insert (op =) sym syms
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  in map_reserved target o add end;
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fun gen_add_include read_const target args thy =
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  let
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    fun add (name, SOME (content, raw_cs)) incls =
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          let
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            val _ = if Symtab.defined incls name
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              then warning ("Overwriting existing include " ^ name)
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              else ();
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            val cs = map (read_const thy) raw_cs;
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          in Symtab.update (name, (str content, cs)) incls end
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      | add (name, NONE) incls = Symtab.delete name incls;
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  in map_includes target (add args) thy end;
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val add_include = gen_add_include Code_Unit.check_const;
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val add_include_cmd = gen_add_include Code_Unit.read_const;
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fun add_module_alias target (thyname, modlname) =
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  let
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    val xs = Long_Name.explode modlname;
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    val xs' = map (Name.desymbolize true) xs;
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  in if xs' = xs
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    then map_module_alias target (Symtab.update (thyname, modlname))
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    else error ("Invalid module name: " ^ quote modlname ^ "\n"
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      ^ "perhaps try " ^ quote (Long_Name.implode xs'))
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  end;
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fun gen_allow_abort prep_const raw_c thy =
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  let
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    val c = prep_const thy raw_c;
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  in thy |> (CodeTargetData.map o apsnd) (insert (op =) c) end;
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fun zip_list (x::xs) f g =
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  f
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  #-> (fn y =>
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    fold_map (fn x => g |-- f >> pair x) xs
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    #-> (fn xys => pair ((x, y) :: xys)));
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(* concrete syntax *)
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structure P = OuterParse
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and K = OuterKeyword
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fun parse_multi_syntax parse_thing parse_syntax =
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  P.and_list1 parse_thing
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  #-> (fn things => Scan.repeat1 (P.$$$ "(" |-- P.name --
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        (zip_list things parse_syntax (P.$$$ "and")) --| P.$$$ ")"));
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in
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val add_syntax_class = gen_add_syntax_class cert_class (K I);
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val add_syntax_inst = gen_add_syntax_inst cert_class cert_tyco;
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val add_syntax_tyco = gen_add_syntax_tyco cert_tyco;
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val add_syntax_const = gen_add_syntax_const (K I);
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val allow_abort = gen_allow_abort (K I);
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val add_reserved = add_reserved;
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val add_syntax_class_cmd = gen_add_syntax_class read_class Code_Unit.read_const;
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val add_syntax_inst_cmd = gen_add_syntax_inst read_class read_tyco;
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val add_syntax_tyco_cmd = gen_add_syntax_tyco read_tyco;
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val add_syntax_const_cmd = gen_add_syntax_const Code_Unit.read_const;
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val allow_abort_cmd = gen_allow_abort Code_Unit.read_const;
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fun the_literals thy =
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  let
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    val (targets, _) = CodeTargetData.get thy;
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    fun literals target = case Symtab.lookup targets target
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     of SOME data => (case the_serializer data
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         of Serializer (_, literals) => literals
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          | Extends (super, _) => literals super)
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      | NONE => error ("Unknown code target language: " ^ quote target);
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  in literals end;
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(** serializer usage **)
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   384
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   385
(* montage *)
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local
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   388
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fun labelled_name thy program name = case Graph.get_node program name
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 of Code_Thingol.Fun (c, _) => quote (Code_Unit.string_of_const thy c)
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  | Code_Thingol.Datatype (tyco, _) => "type " ^ quote (Sign.extern_type thy tyco)
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  | Code_Thingol.Datatypecons (c, _) => quote (Code_Unit.string_of_const thy c)
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  | Code_Thingol.Class (class, _) => "class " ^ quote (Sign.extern_class thy class)
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  | Code_Thingol.Classrel (sub, super) => let
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        val Code_Thingol.Class (sub, _) = Graph.get_node program sub
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        val Code_Thingol.Class (super, _) = Graph.get_node program super
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      in quote (Sign.extern_class thy sub ^ " < " ^ Sign.extern_class thy super) end
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   398
  | Code_Thingol.Classparam (c, _) => quote (Code_Unit.string_of_const thy c)
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  | Code_Thingol.Classinst ((class, (tyco, _)), _) => let
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   400
        val Code_Thingol.Class (class, _) = Graph.get_node program class
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   401
        val Code_Thingol.Datatype (tyco, _) = Graph.get_node program tyco
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   402
      in quote (Sign.extern_type thy tyco ^ " :: " ^ Sign.extern_class thy class) end
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   403
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   404
fun activate_syntax lookup_name src_tab = Symtab.empty
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   405
  |> fold_map (fn thing_identifier => fn tab => case lookup_name thing_identifier
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       of SOME name => (SOME name,
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   407
            Symtab.update_new (name, the (Symtab.lookup src_tab thing_identifier)) tab)
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        | NONE => (NONE, tab)) (Symtab.keys src_tab)
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   409
  |>> map_filter I;
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   410
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   411
fun activate_const_syntax thy literals src_tab naming = (Symtab.empty, naming)
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   412
  |> fold_map (fn thing_identifier => fn (tab, naming) =>
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   413
      case Code_Thingol.lookup_const naming thing_identifier
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   414
       of SOME name => let
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   415
              val (syn, naming') = Code_Printer.activate_const_syntax thy
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   416
                literals (the (Symtab.lookup src_tab thing_identifier)) naming
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   417
            in (SOME name, (Symtab.update_new (name, syn) tab, naming')) end
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   418
        | NONE => (NONE, (tab, naming))) (Symtab.keys src_tab)
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   419
  |>> map_filter I;
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   420
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   421
fun invoke_serializer thy abortable serializer literals reserved abs_includes 
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   422
    module_alias class instance tyco const module args naming program2 names1 =
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   423
  let
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   424
    val (names_class, class') =
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   425
      activate_syntax (Code_Thingol.lookup_class naming) class;
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   426
    val names_inst = map_filter (Code_Thingol.lookup_instance naming)
30648
17365ef082f3 clarified relationship of modules Code_Name and Code_Printer
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   427
      (Symreltab.keys instance);
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   428
    val (names_tyco, tyco') =
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   429
      activate_syntax (Code_Thingol.lookup_tyco naming) tyco;
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   430
    val (names_const, (const', _)) =
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   431
      activate_const_syntax thy literals const naming;
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   432
    val names_hidden = names_class @ names_inst @ names_tyco @ names_const;
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   433
    val names2 = subtract (op =) names_hidden names1;
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   434
    val program3 = Graph.subgraph (not o member (op =) names_hidden) program2;
30767
16c689643a7a corrected projection of required statement names
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   435
    val names_all = Graph.all_succs program3 names2;
28926
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   436
    val includes = abs_includes names_all;
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   437
    val program4 = Graph.subgraph (member (op =) names_all) program3;
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   438
    val empty_funs = filter_out (member (op =) abortable)
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   439
      (Code_Thingol.empty_funs program3);
30024
5e9d471afef3 consequent use of term `code equation`
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diff changeset
   440
    val _ = if null empty_funs then () else error ("No code equations for "
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diff changeset
   441
      ^ commas (map (Sign.extern_const thy) empty_funs));
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   442
  in
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   443
    serializer module args (labelled_name thy program2) reserved includes
28690
fc51fa5efea1 simplified user-defined class syntax
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diff changeset
   444
      (Symtab.lookup module_alias) (Symtab.lookup class')
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   445
      (Symtab.lookup tyco') (Symtab.lookup const')
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   446
      program4 names2
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   447
  end;
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   448
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530b83967c82 code_include with attach
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   449
fun mount_serializer thy alt_serializer target module args naming program names =
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   450
  let
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   451
    val (targets, abortable) = CodeTargetData.get thy;
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   452
    fun collapse_hierarchy target =
2b84d34c5d02 restructured and split code serializer module
haftmann
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   453
      let
2b84d34c5d02 restructured and split code serializer module
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   454
        val data = case Symtab.lookup targets target
2b84d34c5d02 restructured and split code serializer module
haftmann
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   455
         of SOME data => data
2b84d34c5d02 restructured and split code serializer module
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   456
          | NONE => error ("Unknown code target language: " ^ quote target);
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   457
      in case the_serializer data
2b84d34c5d02 restructured and split code serializer module
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diff changeset
   458
       of Serializer _ => (I, data)
2b84d34c5d02 restructured and split code serializer module
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diff changeset
   459
        | Extends (super, modify) => let
2b84d34c5d02 restructured and split code serializer module
haftmann
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diff changeset
   460
            val (modify', data') = collapse_hierarchy super
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   461
          in (modify' #> modify naming, merge_target false target (data', data)) end
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   462
      end;
2b84d34c5d02 restructured and split code serializer module
haftmann
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diff changeset
   463
    val (modify, data) = collapse_hierarchy target;
28064
d4a6460c53d1 restructured code generation of literals
haftmann
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diff changeset
   464
    val (serializer, _) = the_default (case the_serializer data
28054
2b84d34c5d02 restructured and split code serializer module
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diff changeset
   465
     of Serializer seri => seri) alt_serializer;
2b84d34c5d02 restructured and split code serializer module
haftmann
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diff changeset
   466
    val reserved = the_reserved data;
28926
530b83967c82 code_include with attach
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parents: 28690
diff changeset
   467
    fun select_include names_all (name, (content, cs)) =
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   468
      if null cs then SOME (name, content)
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   469
      else if exists (fn c => case Code_Thingol.lookup_const naming c
530b83967c82 code_include with attach
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parents: 28690
diff changeset
   470
       of SOME name => member (op =) names_all name
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   471
        | NONE => false) cs
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   472
      then SOME (name, content) else NONE;
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   473
    fun includes names_all = map_filter (select_include names_all)
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   474
      ((Symtab.dest o the_includes) data);
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
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diff changeset
   475
    val module_alias = the_module_alias data;
28663
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haftmann
parents: 28090
diff changeset
   476
    val { class, instance, tyco, const } = the_name_syntax data;
31056
01ac77eb660b robustifed infrastructure for complex term syntax during code generation
haftmann
parents: 31036
diff changeset
   477
    val literals = the_literals thy target;
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   478
  in
31056
01ac77eb660b robustifed infrastructure for complex term syntax during code generation
haftmann
parents: 31036
diff changeset
   479
    invoke_serializer thy abortable serializer literals reserved
28926
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   480
      includes module_alias class instance tyco const module args naming (modify program) names
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   481
  end;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   482
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   483
in
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   484
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   485
fun serialize thy = mount_serializer thy NONE;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   486
28926
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   487
fun serialize_custom thy (target_name, seri) naming program names =
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   488
  mount_serializer thy (SOME seri) target_name NONE [] naming program names (String [])
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   489
  |> the;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   490
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   491
end; (* local *)
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   492
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   493
fun parse_args f args =
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   494
  case Scan.read OuterLex.stopper f args
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   495
   of SOME x => x
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   496
    | NONE => error "Bad serializer arguments";
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   497
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   498
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   499
(* code presentation *)
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   500
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   501
fun code_of thy target module_name cs names_stmt =
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   502
  let
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   503
    val (names_cs, (naming, program)) = Code_Thingol.consts_program thy cs;
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   504
  in
28690
fc51fa5efea1 simplified user-defined class syntax
haftmann
parents: 28663
diff changeset
   505
    string (names_stmt naming) (serialize thy target (SOME module_name) []
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   506
      naming program names_cs)
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   507
  end;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   508
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   509
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   510
(* code generation *)
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   511
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   512
fun transitivly_non_empty_funs thy naming program =
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   513
  let
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   514
    val cs = subtract (op =) (abort_allowed thy) (Code_Thingol.empty_funs program);
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   515
    val names = map_filter (Code_Thingol.lookup_const naming) cs;
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   516
  in subtract (op =) (Graph.all_preds program names) (Graph.keys program) end;
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   517
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   518
fun read_const_exprs thy cs =
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   519
  let
31036
64ff53fc0c0c removed code_name module
haftmann
parents: 31013
diff changeset
   520
    val (cs1, cs2) = Code_Thingol.read_const_exprs thy cs;
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   521
    val (names3, (naming, program)) = Code_Thingol.consts_program thy cs2;
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   522
    val names4 = transitivly_non_empty_funs thy naming program;
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   523
    val cs5 = map_filter
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   524
      (fn (c, name) => if member (op =) names4 name then SOME c else NONE) (cs2 ~~ names3);
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   525
  in fold (insert (op =)) cs5 cs1 end;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   526
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   527
fun cached_program thy = 
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   528
  let
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   529
    val (naming, program) = Code_Thingol.cached_program thy;
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   530
  in (transitivly_non_empty_funs thy naming program, (naming, program)) end
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   531
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   532
fun export_code thy cs seris =
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   533
  let
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   534
    val (cs', (naming, program)) = if null cs then cached_program thy
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   535
      else Code_Thingol.consts_program thy cs;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   536
    fun mk_seri_dest dest = case dest
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   537
     of NONE => compile
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   538
      | SOME "-" => export
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   539
      | SOME f => file (Path.explode f)
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   540
    val _ = map (fn (((target, module), dest), args) =>
28663
bd8438543bf2 code identifier namings are no longer imperative
haftmann
parents: 28090
diff changeset
   541
      (mk_seri_dest dest (serialize thy target module args naming program cs'))) seris;
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   542
  in () end;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   543
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   544
fun export_code_cmd raw_cs seris thy = export_code thy (read_const_exprs thy raw_cs) seris;
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   545
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   546
27304
720c8115d723 explicit thm context for error messages
haftmann
parents: 27103
diff changeset
   547
(** Isar setup **)
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   548
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   549
val (inK, module_nameK, fileK) = ("in", "module_name", "file");
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   550
30494
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   551
val code_exprP =
27757
650af1991b8b fall back on P.term_group, to avoid problems with inner_syntax markup (due to CodeName.read_const_exprs);
wenzelm
parents: 27710
diff changeset
   552
  (Scan.repeat P.term_group
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   553
  -- Scan.repeat (P.$$$ inK |-- P.name
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   554
     -- Scan.option (P.$$$ module_nameK |-- P.name)
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   555
     -- Scan.option (P.$$$ fileK |-- P.name)
27809
a1e409db516b unified Args.T with OuterLex.token, renamed some operations;
wenzelm
parents: 27757
diff changeset
   556
     -- Scan.optional (P.$$$ "(" |-- Args.parse --| P.$$$ ")") []
30494
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   557
  ) >> (fn (raw_cs, seris) => export_code_cmd raw_cs seris));
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   558
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   559
val _ = List.app OuterKeyword.keyword [inK, module_nameK, fileK];
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   560
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   561
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   562
  OuterSyntax.command "code_class" "define code syntax for class" K.thy_decl (
28690
fc51fa5efea1 simplified user-defined class syntax
haftmann
parents: 28663
diff changeset
   563
    parse_multi_syntax P.xname (Scan.option P.string)
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   564
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   565
          fold (fn (raw_class, syn) => add_syntax_class_cmd target raw_class syn) syns)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   566
  );
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   567
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   568
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   569
  OuterSyntax.command "code_instance" "define code syntax for instance" K.thy_decl (
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   570
    parse_multi_syntax (P.xname --| P.$$$ "::" -- P.xname)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   571
      ((P.minus >> K true) || Scan.succeed false)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   572
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   573
          fold (fn (raw_inst, add_del) => add_syntax_inst_cmd target raw_inst add_del) syns)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   574
  );
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   575
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   576
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   577
  OuterSyntax.command "code_type" "define code syntax for type constructor" K.thy_decl (
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   578
    parse_multi_syntax P.xname (parse_syntax I)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   579
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   580
          fold (fn (raw_tyco, syn) => add_syntax_tyco_cmd target raw_tyco syn) syns)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   581
  );
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   582
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   583
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   584
  OuterSyntax.command "code_const" "define code syntax for constant" K.thy_decl (
27757
650af1991b8b fall back on P.term_group, to avoid problems with inner_syntax markup (due to CodeName.read_const_exprs);
wenzelm
parents: 27710
diff changeset
   585
    parse_multi_syntax P.term_group (parse_syntax fst)
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   586
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
28054
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   587
      fold (fn (raw_const, syn) => add_syntax_const_cmd target raw_const
2b84d34c5d02 restructured and split code serializer module
haftmann
parents: 27868
diff changeset
   588
        (Code_Printer.simple_const_syntax syn)) syns)
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   589
  );
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   590
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   591
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   592
  OuterSyntax.command "code_reserved" "declare words as reserved for target language" K.thy_decl (
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   593
    P.name -- Scan.repeat1 P.name
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   594
    >> (fn (target, reserveds) => (Toplevel.theory o fold (add_reserved target)) reserveds)
24841
df8448bc7a8b concept for exceptions
haftmann
parents: 24811
diff changeset
   595
  );
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   596
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   597
val _ =
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   598
  OuterSyntax.command "code_include" "declare piece of code to be included in generated code" K.thy_decl (
28926
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   599
    P.name -- P.name -- (P.text :|-- (fn "-" => Scan.succeed NONE
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   600
      | s => Scan.optional (P.$$$ "attach" |-- Scan.repeat1 P.term) [] >> pair s >> SOME))
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   601
    >> (fn ((target, name), content_consts) =>
530b83967c82 code_include with attach
haftmann
parents: 28690
diff changeset
   602
        (Toplevel.theory o add_include_cmd target) (name, content_consts))
24992
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   603
  );
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   604
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   605
val _ =
d33713284207 code_include replaces code_moduleprolog
haftmann
parents: 24928
diff changeset
   606
  OuterSyntax.command "code_modulename" "alias module to other name" K.thy_decl (
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   607
    P.name -- Scan.repeat1 (P.name -- P.name)
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   608
    >> (fn (target, modlnames) => (Toplevel.theory o fold (add_module_alias target)) modlnames)
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   609
  );
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   610
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   611
val _ =
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   612
  OuterSyntax.command "code_abort" "permit constant to be implemented as program abort" K.thy_decl (
27757
650af1991b8b fall back on P.term_group, to avoid problems with inner_syntax markup (due to CodeName.read_const_exprs);
wenzelm
parents: 27710
diff changeset
   613
    Scan.repeat1 P.term_group >> (Toplevel.theory o fold allow_abort_cmd)
24841
df8448bc7a8b concept for exceptions
haftmann
parents: 24811
diff changeset
   614
  );
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   615
24867
e5b55d7be9bb simplified interfaces for outer syntax;
wenzelm
parents: 24841
diff changeset
   616
val _ =
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   617
  OuterSyntax.command "export_code" "generate executable code for constants"
30494
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   618
    K.diag (P.!!! code_exprP >> (fn f => Toplevel.keep (f o Toplevel.theory_of)));
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   619
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   620
fun shell_command thyname cmd = Toplevel.program (fn _ =>
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   621
  (use_thy thyname; case Scan.read OuterLex.stopper (P.!!! code_exprP)
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   622
    ((filter OuterLex.is_proper o OuterSyntax.scan Position.none) cmd)
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   623
   of SOME f => (writeln "Now generating code..."; f (theory thyname))
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   624
    | NONE => error ("Bad directive " ^ quote cmd)))
c150e6fa4e0d consider exit status of code generation direcitve
haftmann
parents: 30242
diff changeset
   625
  handle TOPLEVEL_ERROR => OS.Process.exit OS.Process.failure;
27103
d8549f4d900b major refactorings in code generator modules
haftmann
parents: 27024
diff changeset
   626
24219
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   627
end; (*local*)
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   628
e558fe311376 new structure for code generator modules
haftmann
parents:
diff changeset
   629
end; (*struct*)