src/Tools/Code/code_target.ML
author haftmann
Mon Dec 07 11:48:40 2009 +0100 (2009-12-07)
changeset 34021 e820ed4bfd94
parent 33969 1e7ca47c6c3d
child 34071 93bfbb557e2e
permissions -rw-r--r--
tuned inner structure
haftmann@24219
     1
(*  Title:      Tools/code/code_target.ML
haftmann@24219
     2
    Author:     Florian Haftmann, TU Muenchen
haftmann@24219
     3
haftmann@28054
     4
Serializer from intermediate language ("Thin-gol") to target languages.
haftmann@24219
     5
*)
haftmann@24219
     6
haftmann@24219
     7
signature CODE_TARGET =
haftmann@24219
     8
sig
haftmann@28054
     9
  include CODE_PRINTER
haftmann@28054
    10
haftmann@28054
    11
  type serializer
haftmann@28064
    12
  val add_target: string * (serializer * literals) -> theory -> theory
haftmann@28663
    13
  val extend_target: string *
haftmann@28663
    14
      (string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program))
haftmann@28054
    15
    -> theory -> theory
haftmann@28054
    16
  val assert_target: theory -> string -> string
haftmann@24219
    17
haftmann@28054
    18
  type destination
haftmann@28054
    19
  type serialization
haftmann@28054
    20
  val parse_args: (OuterLex.token list -> 'a * OuterLex.token list)
haftmann@28054
    21
    -> OuterLex.token list -> 'a
haftmann@28054
    22
  val stmt_names_of_destination: destination -> string list
haftmann@28054
    23
  val code_of_pretty: Pretty.T -> string
haftmann@28054
    24
  val code_writeln: Pretty.T -> unit
haftmann@28054
    25
  val mk_serialization: string -> ('a -> unit) option
haftmann@28054
    26
    -> (Path.T option -> 'a -> unit)
haftmann@28663
    27
    -> ('a -> string * string option list)
haftmann@28054
    28
    -> 'a -> serialization
wenzelm@30513
    29
  val serialize: theory -> string -> string option -> OuterLex.token list
haftmann@28663
    30
    -> Code_Thingol.naming -> Code_Thingol.program -> string list -> serialization
haftmann@28064
    31
  val serialize_custom: theory -> string * (serializer * literals)
haftmann@28663
    32
    -> Code_Thingol.naming -> Code_Thingol.program -> string list -> string * string option list
haftmann@28090
    33
  val the_literals: theory -> string -> literals
haftmann@28054
    34
  val compile: serialization -> unit
haftmann@28054
    35
  val export: serialization -> unit
haftmann@28054
    36
  val file: Path.T -> serialization -> unit
haftmann@28054
    37
  val string: string list -> serialization -> string
haftmann@28690
    38
  val code_of: theory -> string -> string
haftmann@28690
    39
    -> string list -> (Code_Thingol.naming -> string list) -> string
haftmann@30494
    40
  val shell_command: string (*theory name*) -> string (*export_code expr*) -> unit
wenzelm@32740
    41
  val code_width: int Unsynchronized.ref
haftmann@28054
    42
haftmann@28054
    43
  val allow_abort: string -> theory -> theory
haftmann@28690
    44
  val add_syntax_class: string -> class -> string option -> theory -> theory
haftmann@28054
    45
  val add_syntax_inst: string -> string * class -> bool -> theory -> theory
haftmann@28054
    46
  val add_syntax_tyco: string -> string -> tyco_syntax option -> theory -> theory
haftmann@31056
    47
  val add_syntax_const: string -> string -> proto_const_syntax option -> theory -> theory
haftmann@28054
    48
  val add_reserved: string -> string -> theory -> theory
haftmann@33969
    49
  val add_include: string -> string * (string * string list) option -> theory -> theory
haftmann@24219
    50
end;
haftmann@24219
    51
haftmann@28054
    52
structure Code_Target : CODE_TARGET =
haftmann@24219
    53
struct
haftmann@24219
    54
haftmann@28054
    55
open Basic_Code_Thingol;
haftmann@28054
    56
open Code_Printer;
haftmann@24219
    57
haftmann@24219
    58
(** basics **)
haftmann@24219
    59
haftmann@27304
    60
datatype destination = Compile | Export | File of Path.T | String of string list;
haftmann@28663
    61
type serialization = destination -> (string * string option list) option;
haftmann@27014
    62
wenzelm@32740
    63
val code_width = Unsynchronized.ref 80; (*FIXME after Pretty module no longer depends on print mode*)
wenzelm@32966
    64
fun code_setmp f = PrintMode.setmp [] (Pretty.setmp_margin_CRITICAL (!code_width) f);
haftmann@27103
    65
fun code_of_pretty p = code_setmp Pretty.string_of p ^ "\n";
wenzelm@32966
    66
fun code_writeln p = Pretty.setmp_margin_CRITICAL (!code_width) Pretty.writeln p;
haftmann@26998
    67
haftmann@27103
    68
(*FIXME why another code_setmp?*)
haftmann@27103
    69
fun compile f = (code_setmp f Compile; ());
haftmann@27304
    70
fun export f = (code_setmp f Export; ());
haftmann@27103
    71
fun file p f = (code_setmp f (File p); ());
haftmann@30963
    72
fun string stmts f = fst (the (code_setmp f (String stmts)));
haftmann@27304
    73
haftmann@27304
    74
fun stmt_names_of_destination (String stmts) = stmts
haftmann@27304
    75
  | stmt_names_of_destination _ = [];
haftmann@27014
    76
haftmann@28054
    77
fun mk_serialization target (SOME comp) _ _ code Compile = (comp code; NONE)
haftmann@28054
    78
  | mk_serialization target NONE _ _ _ Compile = error (target ^ ": no internal compilation")
haftmann@28054
    79
  | mk_serialization target _ output _ code Export = (output NONE code ; NONE)
haftmann@28054
    80
  | mk_serialization target _ output _ code (File file) = (output (SOME file) code; NONE)
haftmann@28054
    81
  | mk_serialization target _ _ string code (String _) = SOME (string code);
haftmann@27550
    82
haftmann@24219
    83
haftmann@28054
    84
(** theory data **)
haftmann@28054
    85
haftmann@28054
    86
datatype name_syntax_table = NameSyntaxTable of {
haftmann@28690
    87
  class: string Symtab.table,
haftmann@30648
    88
  instance: unit Symreltab.table,
haftmann@28054
    89
  tyco: tyco_syntax Symtab.table,
haftmann@31056
    90
  const: proto_const_syntax Symtab.table
haftmann@28054
    91
};
haftmann@27000
    92
haftmann@28663
    93
fun mk_name_syntax_table ((class, instance), (tyco, const)) =
haftmann@28663
    94
  NameSyntaxTable { class = class, instance = instance, tyco = tyco, const = const };
haftmann@28663
    95
fun map_name_syntax_table f (NameSyntaxTable { class, instance, tyco, const }) =
haftmann@28663
    96
  mk_name_syntax_table (f ((class, instance), (tyco, const)));
haftmann@28663
    97
fun merge_name_syntax_table (NameSyntaxTable { class = class1, instance = instance1, tyco = tyco1, const = const1 },
haftmann@28663
    98
    NameSyntaxTable { class = class2, instance = instance2, tyco = tyco2, const = const2 }) =
haftmann@28054
    99
  mk_name_syntax_table (
haftmann@28054
   100
    (Symtab.join (K snd) (class1, class2),
haftmann@30648
   101
       Symreltab.join (K snd) (instance1, instance2)),
haftmann@28054
   102
    (Symtab.join (K snd) (tyco1, tyco2),
haftmann@28054
   103
       Symtab.join (K snd) (const1, const2))
haftmann@28054
   104
  );
haftmann@28054
   105
haftmann@28054
   106
type serializer =
haftmann@28054
   107
  string option                         (*module name*)
wenzelm@30513
   108
  -> OuterLex.token list                (*arguments*)
haftmann@28054
   109
  -> (string -> string)                 (*labelled_name*)
haftmann@28054
   110
  -> string list                        (*reserved symbols*)
haftmann@28054
   111
  -> (string * Pretty.T) list           (*includes*)
haftmann@28054
   112
  -> (string -> string option)          (*module aliasses*)
haftmann@28690
   113
  -> (string -> string option)          (*class syntax*)
haftmann@28054
   114
  -> (string -> tyco_syntax option)
haftmann@28054
   115
  -> (string -> const_syntax option)
haftmann@28054
   116
  -> Code_Thingol.program
haftmann@28054
   117
  -> string list                        (*selected statements*)
haftmann@28054
   118
  -> serialization;
haftmann@27000
   119
haftmann@28064
   120
datatype serializer_entry = Serializer of serializer * literals
haftmann@28663
   121
  | Extends of string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program);
haftmann@28054
   122
haftmann@28054
   123
datatype target = Target of {
haftmann@28054
   124
  serial: serial,
haftmann@28054
   125
  serializer: serializer_entry,
haftmann@28054
   126
  reserved: string list,
haftmann@28926
   127
  includes: (Pretty.T * string list) Symtab.table,
haftmann@28054
   128
  name_syntax_table: name_syntax_table,
haftmann@28054
   129
  module_alias: string Symtab.table
haftmann@28054
   130
};
haftmann@27103
   131
haftmann@31599
   132
fun make_target ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias))) =
haftmann@28054
   133
  Target { serial = serial, serializer = serializer, reserved = reserved, 
haftmann@28054
   134
    includes = includes, name_syntax_table = name_syntax_table, module_alias = module_alias };
haftmann@28054
   135
fun map_target f ( Target { serial, serializer, reserved, includes, name_syntax_table, module_alias } ) =
haftmann@31599
   136
  make_target (f ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias))));
haftmann@28054
   137
fun merge_target strict target (Target { serial = serial1, serializer = serializer,
haftmann@28054
   138
  reserved = reserved1, includes = includes1,
haftmann@28054
   139
  name_syntax_table = name_syntax_table1, module_alias = module_alias1 },
haftmann@28054
   140
    Target { serial = serial2, serializer = _,
haftmann@28054
   141
      reserved = reserved2, includes = includes2,
haftmann@28054
   142
      name_syntax_table = name_syntax_table2, module_alias = module_alias2 }) =
haftmann@28054
   143
  if serial1 = serial2 orelse not strict then
haftmann@31599
   144
    make_target ((serial1, serializer),
haftmann@28054
   145
      ((merge (op =) (reserved1, reserved2), Symtab.merge (op =) (includes1, includes2)),
haftmann@28054
   146
        (merge_name_syntax_table (name_syntax_table1, name_syntax_table2),
haftmann@28054
   147
          Symtab.join (K snd) (module_alias1, module_alias2))
haftmann@28054
   148
    ))
haftmann@28054
   149
  else
haftmann@28054
   150
    error ("Incompatible serializers: " ^ quote target);
haftmann@27103
   151
wenzelm@33522
   152
structure CodeTargetData = Theory_Data
haftmann@27436
   153
(
haftmann@28054
   154
  type T = target Symtab.table * string list;
haftmann@28054
   155
  val empty = (Symtab.empty, []);
haftmann@28054
   156
  val extend = I;
wenzelm@33522
   157
  fun merge ((target1, exc1), (target2, exc2)) : T =
haftmann@28054
   158
    (Symtab.join (merge_target true) (target1, target2), Library.merge (op =) (exc1, exc2));
haftmann@27436
   159
);
haftmann@27436
   160
haftmann@28054
   161
fun the_serializer (Target { serializer, ... }) = serializer;
haftmann@28054
   162
fun the_reserved (Target { reserved, ... }) = reserved;
haftmann@28054
   163
fun the_includes (Target { includes, ... }) = includes;
haftmann@28054
   164
fun the_name_syntax (Target { name_syntax_table = NameSyntaxTable x, ... }) = x;
haftmann@28054
   165
fun the_module_alias (Target { module_alias , ... }) = module_alias;
haftmann@27437
   166
haftmann@28054
   167
val abort_allowed = snd o CodeTargetData.get;
haftmann@27436
   168
haftmann@33969
   169
fun assert_target thy target = if Symtab.defined (fst (CodeTargetData.get thy)) target
haftmann@33969
   170
  then target
haftmann@33969
   171
  else error ("Unknown code target language: " ^ quote target);
haftmann@28054
   172
haftmann@28054
   173
fun put_target (target, seri) thy =
haftmann@27304
   174
  let
haftmann@28663
   175
    val lookup_target = Symtab.lookup (fst (CodeTargetData.get thy));
haftmann@28054
   176
    val _ = case seri
haftmann@28663
   177
     of Extends (super, _) => if is_some (lookup_target super) then ()
haftmann@28054
   178
          else error ("Unknown code target language: " ^ quote super)
haftmann@28054
   179
      | _ => ();
haftmann@28663
   180
    val overwriting = case (Option.map the_serializer o lookup_target) target
haftmann@28663
   181
     of NONE => false
haftmann@28663
   182
      | SOME (Extends _) => true
haftmann@28663
   183
      | SOME (Serializer _) => (case seri
haftmann@28663
   184
         of Extends _ => error ("Will not overwrite existing target " ^ quote target)
haftmann@28663
   185
          | _ => true);
haftmann@28663
   186
    val _ = if overwriting
haftmann@28054
   187
      then warning ("Overwriting existing target " ^ quote target)
haftmann@28663
   188
      else (); 
haftmann@28054
   189
  in
haftmann@28054
   190
    thy
haftmann@28054
   191
    |> (CodeTargetData.map o apfst oo Symtab.map_default)
haftmann@31599
   192
          (target, make_target ((serial (), seri), (([], Symtab.empty),
haftmann@30648
   193
            (mk_name_syntax_table ((Symtab.empty, Symreltab.empty), (Symtab.empty, Symtab.empty)),
haftmann@28054
   194
              Symtab.empty))))
haftmann@28054
   195
          ((map_target o apfst o apsnd o K) seri)
haftmann@28054
   196
  end;
haftmann@27436
   197
haftmann@28054
   198
fun add_target (target, seri) = put_target (target, Serializer seri);
haftmann@28054
   199
fun extend_target (target, (super, modify)) =
haftmann@28054
   200
  put_target (target, Extends (super, modify));
haftmann@27436
   201
haftmann@28054
   202
fun map_target_data target f thy =
haftmann@27436
   203
  let
haftmann@28054
   204
    val _ = assert_target thy target;
haftmann@28054
   205
  in
haftmann@28054
   206
    thy
haftmann@28054
   207
    |> (CodeTargetData.map o apfst o Symtab.map_entry target o map_target) f
haftmann@28054
   208
  end;
haftmann@27304
   209
haftmann@28054
   210
fun map_reserved target =
haftmann@28054
   211
  map_target_data target o apsnd o apfst o apfst;
haftmann@28054
   212
fun map_includes target =
haftmann@28054
   213
  map_target_data target o apsnd o apfst o apsnd;
haftmann@28054
   214
fun map_name_syntax target =
haftmann@28054
   215
  map_target_data target o apsnd o apsnd o apfst o map_name_syntax_table;
haftmann@28054
   216
fun map_module_alias target =
haftmann@28054
   217
  map_target_data target o apsnd o apsnd o apsnd;
haftmann@27000
   218
haftmann@27000
   219
haftmann@34021
   220
(** serializer usage **)
haftmann@34021
   221
haftmann@34021
   222
(* montage *)
haftmann@34021
   223
haftmann@34021
   224
fun the_literals thy =
haftmann@34021
   225
  let
haftmann@34021
   226
    val (targets, _) = CodeTargetData.get thy;
haftmann@34021
   227
    fun literals target = case Symtab.lookup targets target
haftmann@34021
   228
     of SOME data => (case the_serializer data
haftmann@34021
   229
         of Serializer (_, literals) => literals
haftmann@34021
   230
          | Extends (super, _) => literals super)
haftmann@34021
   231
      | NONE => error ("Unknown code target language: " ^ quote target);
haftmann@34021
   232
  in literals end;
haftmann@34021
   233
haftmann@34021
   234
local
haftmann@34021
   235
haftmann@34021
   236
fun activate_syntax lookup_name src_tab = Symtab.empty
haftmann@34021
   237
  |> fold_map (fn thing_identifier => fn tab => case lookup_name thing_identifier
haftmann@34021
   238
       of SOME name => (SOME name,
haftmann@34021
   239
            Symtab.update_new (name, the (Symtab.lookup src_tab thing_identifier)) tab)
haftmann@34021
   240
        | NONE => (NONE, tab)) (Symtab.keys src_tab)
haftmann@34021
   241
  |>> map_filter I;
haftmann@34021
   242
haftmann@34021
   243
fun activate_const_syntax thy literals src_tab naming = (Symtab.empty, naming)
haftmann@34021
   244
  |> fold_map (fn thing_identifier => fn (tab, naming) =>
haftmann@34021
   245
      case Code_Thingol.lookup_const naming thing_identifier
haftmann@34021
   246
       of SOME name => let
haftmann@34021
   247
              val (syn, naming') = Code_Printer.activate_const_syntax thy
haftmann@34021
   248
                literals (the (Symtab.lookup src_tab thing_identifier)) naming
haftmann@34021
   249
            in (SOME name, (Symtab.update_new (name, syn) tab, naming')) end
haftmann@34021
   250
        | NONE => (NONE, (tab, naming))) (Symtab.keys src_tab)
haftmann@34021
   251
  |>> map_filter I;
haftmann@34021
   252
haftmann@34021
   253
fun invoke_serializer thy abortable serializer literals reserved abs_includes 
haftmann@34021
   254
    module_alias class instance tyco const module args naming program2 names1 =
haftmann@34021
   255
  let
haftmann@34021
   256
    val (names_class, class') =
haftmann@34021
   257
      activate_syntax (Code_Thingol.lookup_class naming) class;
haftmann@34021
   258
    val names_inst = map_filter (Code_Thingol.lookup_instance naming)
haftmann@34021
   259
      (Symreltab.keys instance);
haftmann@34021
   260
    val (names_tyco, tyco') =
haftmann@34021
   261
      activate_syntax (Code_Thingol.lookup_tyco naming) tyco;
haftmann@34021
   262
    val (names_const, (const', _)) =
haftmann@34021
   263
      activate_const_syntax thy literals const naming;
haftmann@34021
   264
    val names_hidden = names_class @ names_inst @ names_tyco @ names_const;
haftmann@34021
   265
    val names2 = subtract (op =) names_hidden names1;
haftmann@34021
   266
    val program3 = Graph.subgraph (not o member (op =) names_hidden) program2;
haftmann@34021
   267
    val names_all = Graph.all_succs program3 names2;
haftmann@34021
   268
    val includes = abs_includes names_all;
haftmann@34021
   269
    val program4 = Graph.subgraph (member (op =) names_all) program3;
haftmann@34021
   270
    val empty_funs = filter_out (member (op =) abortable)
haftmann@34021
   271
      (Code_Thingol.empty_funs program3);
haftmann@34021
   272
    val _ = if null empty_funs then () else error ("No code equations for "
haftmann@34021
   273
      ^ commas (map (Sign.extern_const thy) empty_funs));
haftmann@34021
   274
  in
haftmann@34021
   275
    serializer module args (Code_Thingol.labelled_name thy program2) reserved includes
haftmann@34021
   276
      (Symtab.lookup module_alias) (Symtab.lookup class')
haftmann@34021
   277
      (Symtab.lookup tyco') (Symtab.lookup const')
haftmann@34021
   278
      program4 names2
haftmann@34021
   279
  end;
haftmann@34021
   280
haftmann@34021
   281
fun mount_serializer thy alt_serializer target module args naming program names =
haftmann@34021
   282
  let
haftmann@34021
   283
    val (targets, abortable) = CodeTargetData.get thy;
haftmann@34021
   284
    fun collapse_hierarchy target =
haftmann@34021
   285
      let
haftmann@34021
   286
        val data = case Symtab.lookup targets target
haftmann@34021
   287
         of SOME data => data
haftmann@34021
   288
          | NONE => error ("Unknown code target language: " ^ quote target);
haftmann@34021
   289
      in case the_serializer data
haftmann@34021
   290
       of Serializer _ => (I, data)
haftmann@34021
   291
        | Extends (super, modify) => let
haftmann@34021
   292
            val (modify', data') = collapse_hierarchy super
haftmann@34021
   293
          in (modify' #> modify naming, merge_target false target (data', data)) end
haftmann@34021
   294
      end;
haftmann@34021
   295
    val (modify, data) = collapse_hierarchy target;
haftmann@34021
   296
    val (serializer, _) = the_default (case the_serializer data
haftmann@34021
   297
     of Serializer seri => seri) alt_serializer;
haftmann@34021
   298
    val reserved = the_reserved data;
haftmann@34021
   299
    fun select_include names_all (name, (content, cs)) =
haftmann@34021
   300
      if null cs then SOME (name, content)
haftmann@34021
   301
      else if exists (fn c => case Code_Thingol.lookup_const naming c
haftmann@34021
   302
       of SOME name => member (op =) names_all name
haftmann@34021
   303
        | NONE => false) cs
haftmann@34021
   304
      then SOME (name, content) else NONE;
haftmann@34021
   305
    fun includes names_all = map_filter (select_include names_all)
haftmann@34021
   306
      ((Symtab.dest o the_includes) data);
haftmann@34021
   307
    val module_alias = the_module_alias data;
haftmann@34021
   308
    val { class, instance, tyco, const } = the_name_syntax data;
haftmann@34021
   309
    val literals = the_literals thy target;
haftmann@34021
   310
  in
haftmann@34021
   311
    invoke_serializer thy abortable serializer literals reserved
haftmann@34021
   312
      includes module_alias class instance tyco const module args naming (modify program) names
haftmann@34021
   313
  end;
haftmann@34021
   314
haftmann@34021
   315
in
haftmann@34021
   316
haftmann@34021
   317
fun serialize thy = mount_serializer thy NONE;
haftmann@34021
   318
haftmann@34021
   319
fun serialize_custom thy (target_name, seri) naming program names =
haftmann@34021
   320
  mount_serializer thy (SOME seri) target_name NONE [] naming program names (String [])
haftmann@34021
   321
  |> the;
haftmann@34021
   322
haftmann@34021
   323
end; (* local *)
haftmann@34021
   324
haftmann@34021
   325
haftmann@34021
   326
(* code presentation *)
haftmann@34021
   327
haftmann@34021
   328
fun code_of thy target module_name cs names_stmt =
haftmann@34021
   329
  let
haftmann@34021
   330
    val (names_cs, (naming, program)) = Code_Thingol.consts_program thy cs;
haftmann@34021
   331
  in
haftmann@34021
   332
    string (names_stmt naming) (serialize thy target (SOME module_name) []
haftmann@34021
   333
      naming program names_cs)
haftmann@34021
   334
  end;
haftmann@34021
   335
haftmann@34021
   336
haftmann@34021
   337
(* code generation *)
haftmann@34021
   338
haftmann@34021
   339
fun transitivly_non_empty_funs thy naming program =
haftmann@34021
   340
  let
haftmann@34021
   341
    val cs = subtract (op =) (abort_allowed thy) (Code_Thingol.empty_funs program);
haftmann@34021
   342
    val names = map_filter (Code_Thingol.lookup_const naming) cs;
haftmann@34021
   343
  in subtract (op =) (Graph.all_preds program names) (Graph.keys program) end;
haftmann@34021
   344
haftmann@34021
   345
fun read_const_exprs thy cs =
haftmann@34021
   346
  let
haftmann@34021
   347
    val (cs1, cs2) = Code_Thingol.read_const_exprs thy cs;
haftmann@34021
   348
    val (names3, (naming, program)) = Code_Thingol.consts_program thy cs2;
haftmann@34021
   349
    val names4 = transitivly_non_empty_funs thy naming program;
haftmann@34021
   350
    val cs5 = map_filter
haftmann@34021
   351
      (fn (c, name) => if member (op =) names4 name then SOME c else NONE) (cs2 ~~ names3);
haftmann@34021
   352
  in fold (insert (op =)) cs5 cs1 end;
haftmann@34021
   353
haftmann@34021
   354
fun cached_program thy = 
haftmann@34021
   355
  let
haftmann@34021
   356
    val (naming, program) = Code_Thingol.cached_program thy;
haftmann@34021
   357
  in (transitivly_non_empty_funs thy naming program, (naming, program)) end
haftmann@34021
   358
haftmann@34021
   359
fun export_code thy cs seris =
haftmann@34021
   360
  let
haftmann@34021
   361
    val (cs', (naming, program)) = if null cs then cached_program thy
haftmann@34021
   362
      else Code_Thingol.consts_program thy cs;
haftmann@34021
   363
    fun mk_seri_dest dest = case dest
haftmann@34021
   364
     of NONE => compile
haftmann@34021
   365
      | SOME "-" => export
haftmann@34021
   366
      | SOME f => file (Path.explode f)
haftmann@34021
   367
    val _ = map (fn (((target, module), dest), args) =>
haftmann@34021
   368
      (mk_seri_dest dest (serialize thy target module args naming program cs'))) seris;
haftmann@34021
   369
  in () end;
haftmann@34021
   370
haftmann@34021
   371
fun export_code_cmd raw_cs seris thy = export_code thy (read_const_exprs thy raw_cs) seris;
haftmann@34021
   372
haftmann@34021
   373
haftmann@28054
   374
(** serializer configuration **)
haftmann@27000
   375
haftmann@27000
   376
(* data access *)
haftmann@24219
   377
haftmann@24992
   378
fun cert_class thy class =
haftmann@24992
   379
  let
haftmann@24992
   380
    val _ = AxClass.get_info thy class;
haftmann@24992
   381
  in class end;
haftmann@24992
   382
haftmann@27103
   383
fun read_class thy = cert_class thy o Sign.intern_class thy;
haftmann@24992
   384
haftmann@24992
   385
fun cert_tyco thy tyco =
haftmann@24992
   386
  let
haftmann@24992
   387
    val _ = if Sign.declared_tyname thy tyco then ()
haftmann@24992
   388
      else error ("No such type constructor: " ^ quote tyco);
haftmann@24992
   389
  in tyco end;
haftmann@24992
   390
haftmann@27103
   391
fun read_tyco thy = cert_tyco thy o Sign.intern_type thy;
haftmann@24219
   392
haftmann@33969
   393
fun gen_add_syntax_class prep_class target raw_class raw_syn thy =
haftmann@24219
   394
  let
haftmann@24841
   395
    val class = prep_class thy raw_class;
haftmann@24219
   396
  in case raw_syn
haftmann@28690
   397
   of SOME syntax =>
haftmann@24219
   398
      thy
haftmann@27024
   399
      |> (map_name_syntax target o apfst o apfst)
haftmann@28690
   400
           (Symtab.update (class, syntax))
haftmann@24219
   401
    | NONE =>
haftmann@24219
   402
      thy
haftmann@27024
   403
      |> (map_name_syntax target o apfst o apfst)
haftmann@28663
   404
           (Symtab.delete_safe class)
haftmann@24219
   405
  end;
haftmann@24219
   406
haftmann@24219
   407
fun gen_add_syntax_inst prep_class prep_tyco target (raw_tyco, raw_class) add_del thy =
haftmann@24219
   408
  let
haftmann@28663
   409
    val inst = (prep_class thy raw_class, prep_tyco thy raw_tyco);
haftmann@24219
   410
  in if add_del then
haftmann@24219
   411
    thy
haftmann@27024
   412
    |> (map_name_syntax target o apfst o apsnd)
haftmann@30648
   413
        (Symreltab.update (inst, ()))
haftmann@24219
   414
  else
haftmann@24219
   415
    thy
haftmann@27024
   416
    |> (map_name_syntax target o apfst o apsnd)
haftmann@30648
   417
        (Symreltab.delete_safe inst)
haftmann@24219
   418
  end;
haftmann@24219
   419
haftmann@24219
   420
fun gen_add_syntax_tyco prep_tyco target raw_tyco raw_syn thy =
haftmann@24219
   421
  let
haftmann@24219
   422
    val tyco = prep_tyco thy raw_tyco;
haftmann@24219
   423
    fun check_args (syntax as (n, _)) = if n <> Sign.arity_number thy tyco
haftmann@24219
   424
      then error ("Number of arguments mismatch in syntax for type constructor " ^ quote tyco)
haftmann@24219
   425
      else syntax
haftmann@24219
   426
  in case raw_syn
haftmann@24219
   427
   of SOME syntax =>
haftmann@24219
   428
      thy
haftmann@27024
   429
      |> (map_name_syntax target o apsnd o apfst)
haftmann@28663
   430
           (Symtab.update (tyco, check_args syntax))
haftmann@28690
   431
    | NONE =>
haftmann@24219
   432
      thy
haftmann@27024
   433
      |> (map_name_syntax target o apsnd o apfst)
haftmann@28663
   434
           (Symtab.delete_safe tyco)
haftmann@24219
   435
  end;
haftmann@24219
   436
haftmann@24219
   437
fun gen_add_syntax_const prep_const target raw_c raw_syn thy =
haftmann@24219
   438
  let
haftmann@24219
   439
    val c = prep_const thy raw_c;
haftmann@31957
   440
    fun check_args (syntax as (n, _)) = if n > Code.args_number thy c
haftmann@24423
   441
      then error ("Too many arguments in syntax for constant " ^ quote c)
haftmann@24219
   442
      else syntax;
haftmann@24219
   443
  in case raw_syn
haftmann@24219
   444
   of SOME syntax =>
haftmann@24219
   445
      thy
haftmann@27024
   446
      |> (map_name_syntax target o apsnd o apsnd)
haftmann@28663
   447
           (Symtab.update (c, check_args syntax))
haftmann@28690
   448
    | NONE =>
haftmann@24219
   449
      thy
haftmann@27024
   450
      |> (map_name_syntax target o apsnd o apsnd)
haftmann@28663
   451
           (Symtab.delete_safe c)
haftmann@24219
   452
  end;
haftmann@24219
   453
haftmann@24219
   454
fun add_reserved target =
haftmann@24219
   455
  let
haftmann@24219
   456
    fun add sym syms = if member (op =) syms sym
haftmann@24219
   457
      then error ("Reserved symbol " ^ quote sym ^ " already declared")
haftmann@24219
   458
      else insert (op =) sym syms
haftmann@27103
   459
  in map_reserved target o add end;
haftmann@24992
   460
haftmann@28926
   461
fun gen_add_include read_const target args thy =
haftmann@24992
   462
  let
haftmann@28926
   463
    fun add (name, SOME (content, raw_cs)) incls =
haftmann@24992
   464
          let
haftmann@24992
   465
            val _ = if Symtab.defined incls name
haftmann@24992
   466
              then warning ("Overwriting existing include " ^ name)
haftmann@24992
   467
              else ();
haftmann@28926
   468
            val cs = map (read_const thy) raw_cs;
haftmann@28926
   469
          in Symtab.update (name, (str content, cs)) incls end
haftmann@28926
   470
      | add (name, NONE) incls = Symtab.delete name incls;
haftmann@28926
   471
  in map_includes target (add args) thy end;
haftmann@28926
   472
haftmann@33969
   473
val add_include = gen_add_include (K I);
haftmann@31156
   474
val add_include_cmd = gen_add_include Code.read_const;
haftmann@24219
   475
haftmann@31013
   476
fun add_module_alias target (thyname, modlname) =
haftmann@31013
   477
  let
haftmann@31013
   478
    val xs = Long_Name.explode modlname;
haftmann@31036
   479
    val xs' = map (Name.desymbolize true) xs;
haftmann@31013
   480
  in if xs' = xs
haftmann@31013
   481
    then map_module_alias target (Symtab.update (thyname, modlname))
haftmann@31013
   482
    else error ("Invalid module name: " ^ quote modlname ^ "\n"
haftmann@31013
   483
      ^ "perhaps try " ^ quote (Long_Name.implode xs'))
haftmann@31013
   484
  end;
haftmann@24219
   485
haftmann@28663
   486
fun gen_allow_abort prep_const raw_c thy =
haftmann@24841
   487
  let
haftmann@28663
   488
    val c = prep_const thy raw_c;
haftmann@28663
   489
  in thy |> (CodeTargetData.map o apsnd) (insert (op =) c) end;
haftmann@24841
   490
haftmann@24219
   491
fun zip_list (x::xs) f g =
haftmann@24219
   492
  f
haftmann@24219
   493
  #-> (fn y =>
haftmann@24219
   494
    fold_map (fn x => g |-- f >> pair x) xs
haftmann@24219
   495
    #-> (fn xys => pair ((x, y) :: xys)));
haftmann@24219
   496
haftmann@27000
   497
haftmann@27103
   498
(* concrete syntax *)
haftmann@27000
   499
haftmann@34021
   500
local
haftmann@34021
   501
haftmann@24219
   502
structure P = OuterParse
haftmann@24219
   503
and K = OuterKeyword
haftmann@24219
   504
haftmann@24219
   505
fun parse_multi_syntax parse_thing parse_syntax =
haftmann@24219
   506
  P.and_list1 parse_thing
haftmann@24219
   507
  #-> (fn things => Scan.repeat1 (P.$$$ "(" |-- P.name --
haftmann@24219
   508
        (zip_list things parse_syntax (P.$$$ "and")) --| P.$$$ ")"));
haftmann@24219
   509
haftmann@24219
   510
in
haftmann@24219
   511
haftmann@33969
   512
val add_syntax_class = gen_add_syntax_class cert_class;
haftmann@24219
   513
val add_syntax_inst = gen_add_syntax_inst cert_class cert_tyco;
haftmann@24219
   514
val add_syntax_tyco = gen_add_syntax_tyco cert_tyco;
haftmann@24219
   515
val add_syntax_const = gen_add_syntax_const (K I);
haftmann@27103
   516
val allow_abort = gen_allow_abort (K I);
haftmann@28054
   517
val add_reserved = add_reserved;
haftmann@33969
   518
val add_include = add_include;
haftmann@24219
   519
haftmann@33969
   520
val add_syntax_class_cmd = gen_add_syntax_class read_class;
haftmann@24219
   521
val add_syntax_inst_cmd = gen_add_syntax_inst read_class read_tyco;
haftmann@24219
   522
val add_syntax_tyco_cmd = gen_add_syntax_tyco read_tyco;
haftmann@31156
   523
val add_syntax_const_cmd = gen_add_syntax_const Code.read_const;
haftmann@31156
   524
val allow_abort_cmd = gen_allow_abort Code.read_const;
haftmann@24219
   525
haftmann@28054
   526
fun parse_args f args =
haftmann@28054
   527
  case Scan.read OuterLex.stopper f args
haftmann@28054
   528
   of SOME x => x
haftmann@28054
   529
    | NONE => error "Bad serializer arguments";
haftmann@28054
   530
haftmann@28054
   531
haftmann@27304
   532
(** Isar setup **)
haftmann@27103
   533
haftmann@27103
   534
val (inK, module_nameK, fileK) = ("in", "module_name", "file");
haftmann@27103
   535
haftmann@30494
   536
val code_exprP =
wenzelm@27757
   537
  (Scan.repeat P.term_group
haftmann@27103
   538
  -- Scan.repeat (P.$$$ inK |-- P.name
haftmann@27103
   539
     -- Scan.option (P.$$$ module_nameK |-- P.name)
haftmann@27103
   540
     -- Scan.option (P.$$$ fileK |-- P.name)
wenzelm@27809
   541
     -- Scan.optional (P.$$$ "(" |-- Args.parse --| P.$$$ ")") []
haftmann@30494
   542
  ) >> (fn (raw_cs, seris) => export_code_cmd raw_cs seris));
haftmann@27103
   543
haftmann@28054
   544
val _ = List.app OuterKeyword.keyword [inK, module_nameK, fileK];
wenzelm@24867
   545
wenzelm@24867
   546
val _ =
haftmann@24992
   547
  OuterSyntax.command "code_class" "define code syntax for class" K.thy_decl (
haftmann@28690
   548
    parse_multi_syntax P.xname (Scan.option P.string)
haftmann@24219
   549
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
haftmann@24219
   550
          fold (fn (raw_class, syn) => add_syntax_class_cmd target raw_class syn) syns)
haftmann@24219
   551
  );
haftmann@24219
   552
wenzelm@24867
   553
val _ =
haftmann@24992
   554
  OuterSyntax.command "code_instance" "define code syntax for instance" K.thy_decl (
haftmann@24219
   555
    parse_multi_syntax (P.xname --| P.$$$ "::" -- P.xname)
haftmann@24219
   556
      ((P.minus >> K true) || Scan.succeed false)
haftmann@24219
   557
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
haftmann@24219
   558
          fold (fn (raw_inst, add_del) => add_syntax_inst_cmd target raw_inst add_del) syns)
haftmann@24219
   559
  );
haftmann@24219
   560
wenzelm@24867
   561
val _ =
haftmann@24992
   562
  OuterSyntax.command "code_type" "define code syntax for type constructor" K.thy_decl (
haftmann@24219
   563
    parse_multi_syntax P.xname (parse_syntax I)
haftmann@24219
   564
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
haftmann@24219
   565
          fold (fn (raw_tyco, syn) => add_syntax_tyco_cmd target raw_tyco syn) syns)
haftmann@24219
   566
  );
haftmann@24219
   567
wenzelm@24867
   568
val _ =
haftmann@24992
   569
  OuterSyntax.command "code_const" "define code syntax for constant" K.thy_decl (
wenzelm@27757
   570
    parse_multi_syntax P.term_group (parse_syntax fst)
haftmann@24219
   571
    >> (Toplevel.theory oo fold) (fn (target, syns) =>
haftmann@28054
   572
      fold (fn (raw_const, syn) => add_syntax_const_cmd target raw_const
haftmann@28054
   573
        (Code_Printer.simple_const_syntax syn)) syns)
haftmann@24219
   574
  );
haftmann@24219
   575
wenzelm@24867
   576
val _ =
haftmann@24992
   577
  OuterSyntax.command "code_reserved" "declare words as reserved for target language" K.thy_decl (
haftmann@24219
   578
    P.name -- Scan.repeat1 P.name
haftmann@24219
   579
    >> (fn (target, reserveds) => (Toplevel.theory o fold (add_reserved target)) reserveds)
haftmann@24841
   580
  );
haftmann@24219
   581
wenzelm@24867
   582
val _ =
haftmann@24992
   583
  OuterSyntax.command "code_include" "declare piece of code to be included in generated code" K.thy_decl (
haftmann@28926
   584
    P.name -- P.name -- (P.text :|-- (fn "-" => Scan.succeed NONE
haftmann@28926
   585
      | s => Scan.optional (P.$$$ "attach" |-- Scan.repeat1 P.term) [] >> pair s >> SOME))
haftmann@28926
   586
    >> (fn ((target, name), content_consts) =>
haftmann@28926
   587
        (Toplevel.theory o add_include_cmd target) (name, content_consts))
haftmann@24992
   588
  );
haftmann@24992
   589
haftmann@24992
   590
val _ =
haftmann@24992
   591
  OuterSyntax.command "code_modulename" "alias module to other name" K.thy_decl (
haftmann@24219
   592
    P.name -- Scan.repeat1 (P.name -- P.name)
haftmann@27103
   593
    >> (fn (target, modlnames) => (Toplevel.theory o fold (add_module_alias target)) modlnames)
haftmann@27103
   594
  );
haftmann@27103
   595
haftmann@27103
   596
val _ =
haftmann@27103
   597
  OuterSyntax.command "code_abort" "permit constant to be implemented as program abort" K.thy_decl (
wenzelm@27757
   598
    Scan.repeat1 P.term_group >> (Toplevel.theory o fold allow_abort_cmd)
haftmann@24841
   599
  );
haftmann@24219
   600
wenzelm@24867
   601
val _ =
haftmann@27103
   602
  OuterSyntax.command "export_code" "generate executable code for constants"
haftmann@30494
   603
    K.diag (P.!!! code_exprP >> (fn f => Toplevel.keep (f o Toplevel.theory_of)));
haftmann@30494
   604
haftmann@30494
   605
fun shell_command thyname cmd = Toplevel.program (fn _ =>
haftmann@30494
   606
  (use_thy thyname; case Scan.read OuterLex.stopper (P.!!! code_exprP)
haftmann@30494
   607
    ((filter OuterLex.is_proper o OuterSyntax.scan Position.none) cmd)
haftmann@30494
   608
   of SOME f => (writeln "Now generating code..."; f (theory thyname))
haftmann@30494
   609
    | NONE => error ("Bad directive " ^ quote cmd)))
haftmann@33969
   610
  handle Runtime.TOPLEVEL_ERROR => OS.Process.exit OS.Process.failure;
haftmann@27103
   611
haftmann@24219
   612
end; (*local*)
haftmann@24219
   613
haftmann@24219
   614
end; (*struct*)