author | haftmann |
Wed, 14 Jul 2010 09:42:44 +0200 | |
changeset 37814 | 120c6e2d7474 |
parent 37748 | 0af0d45257be |
child 37819 | 000049335247 |
permissions | -rw-r--r-- |
37745
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
1 |
(* Title: Tools/Code/code_target.ML |
24219 | 2 |
Author: Florian Haftmann, TU Muenchen |
3 |
||
28054 | 4 |
Serializer from intermediate language ("Thin-gol") to target languages. |
24219 | 5 |
*) |
6 |
||
7 |
signature CODE_TARGET = |
|
8 |
sig |
|
36471 | 9 |
val cert_tyco: theory -> string -> string |
10 |
val read_tyco: theory -> string -> string |
|
11 |
||
28054 | 12 |
type serializer |
34152 | 13 |
type literals = Code_Printer.literals |
28064 | 14 |
val add_target: string * (serializer * literals) -> theory -> theory |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
15 |
val extend_target: string * |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
16 |
(string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program)) |
28054 | 17 |
-> theory -> theory |
18 |
val assert_target: theory -> string -> string |
|
24219 | 19 |
|
28054 | 20 |
type destination |
21 |
type serialization |
|
36959
f5417836dbea
renamed structure OuterLex to Token and type token to Token.T, keeping legacy aliases for some time;
wenzelm
parents:
36537
diff
changeset
|
22 |
val parse_args: 'a parser -> Token.T list -> 'a |
28054 | 23 |
val stmt_names_of_destination: destination -> string list |
37748 | 24 |
val mk_serialization: string -> (Path.T option -> 'a -> unit) |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
25 |
-> ('a -> string * string option list) |
28054 | 26 |
-> 'a -> serialization |
36959
f5417836dbea
renamed structure OuterLex to Token and type token to Token.T, keeping legacy aliases for some time;
wenzelm
parents:
36537
diff
changeset
|
27 |
val serialize: theory -> string -> int option -> string option -> Token.T list |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
28 |
-> Code_Thingol.naming -> Code_Thingol.program -> string list -> serialization |
28064 | 29 |
val serialize_custom: theory -> string * (serializer * literals) |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
30 |
-> Code_Thingol.naming -> Code_Thingol.program -> string list -> string * string option list |
28090
29af3c712d2b
distributed literal code generation out of central infrastructure
haftmann
parents:
28064
diff
changeset
|
31 |
val the_literals: theory -> string -> literals |
28054 | 32 |
val export: serialization -> unit |
33 |
val file: Path.T -> serialization -> unit |
|
34 |
val string: string list -> serialization -> string |
|
34071 | 35 |
val code_of: theory -> string -> int option -> string |
28690 | 36 |
-> string list -> (Code_Thingol.naming -> string list) -> string |
37745
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
37 |
val external_check: theory -> string -> string |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
38 |
-> (Path.T -> Path.T) -> (string -> Path.T -> string -> string) -> Path.T -> unit |
34071 | 39 |
val set_default_code_width: int -> theory -> theory |
30494
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
40 |
val shell_command: string (*theory name*) -> string (*export_code expr*) -> unit |
28054 | 41 |
|
42 |
val allow_abort: string -> theory -> theory |
|
34152 | 43 |
type tyco_syntax = Code_Printer.tyco_syntax |
44 |
type proto_const_syntax = Code_Printer.proto_const_syntax |
|
28690 | 45 |
val add_syntax_class: string -> class -> string option -> theory -> theory |
34071 | 46 |
val add_syntax_inst: string -> class * string -> unit option -> theory -> theory |
28054 | 47 |
val add_syntax_tyco: string -> string -> tyco_syntax option -> theory -> theory |
31056
01ac77eb660b
robustifed infrastructure for complex term syntax during code generation
haftmann
parents:
31036
diff
changeset
|
48 |
val add_syntax_const: string -> string -> proto_const_syntax option -> theory -> theory |
28054 | 49 |
val add_reserved: string -> string -> theory -> theory |
33969 | 50 |
val add_include: string -> string * (string * string list) option -> theory -> theory |
24219 | 51 |
end; |
52 |
||
28054 | 53 |
structure Code_Target : CODE_TARGET = |
24219 | 54 |
struct |
55 |
||
28054 | 56 |
open Basic_Code_Thingol; |
34152 | 57 |
|
58 |
type literals = Code_Printer.literals; |
|
59 |
type tyco_syntax = Code_Printer.tyco_syntax; |
|
60 |
type proto_const_syntax = Code_Printer.proto_const_syntax; |
|
61 |
||
24219 | 62 |
|
63 |
(** basics **) |
|
64 |
||
37748 | 65 |
datatype destination = Export | File of Path.T | String of string list; |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
66 |
type serialization = destination -> (string * string option list) option; |
27014
a5f53d9d2b60
yet another attempt to circumvent printmode problems
haftmann
parents:
27001
diff
changeset
|
67 |
|
34071 | 68 |
fun export f = (f Export; ()); |
69 |
fun file p f = (f (File p); ()); |
|
70 |
fun string stmts f = fst (the (f (String stmts))); |
|
27304 | 71 |
|
72 |
fun stmt_names_of_destination (String stmts) = stmts |
|
73 |
| stmt_names_of_destination _ = []; |
|
27014
a5f53d9d2b60
yet another attempt to circumvent printmode problems
haftmann
parents:
27001
diff
changeset
|
74 |
|
37748 | 75 |
fun mk_serialization target output _ code Export = (output NONE code ; NONE) |
76 |
| mk_serialization target output _ code (File file) = (output (SOME file) code; NONE) |
|
77 |
| mk_serialization target _ string code (String _) = SOME (string code); |
|
27550 | 78 |
|
24219 | 79 |
|
28054 | 80 |
(** theory data **) |
81 |
||
82 |
datatype name_syntax_table = NameSyntaxTable of { |
|
28690 | 83 |
class: string Symtab.table, |
30648
17365ef082f3
clarified relationship of modules Code_Name and Code_Printer
haftmann
parents:
30513
diff
changeset
|
84 |
instance: unit Symreltab.table, |
34152 | 85 |
tyco: Code_Printer.tyco_syntax Symtab.table, |
86 |
const: Code_Printer.proto_const_syntax Symtab.table |
|
28054 | 87 |
}; |
27000 | 88 |
|
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
89 |
fun mk_name_syntax_table ((class, instance), (tyco, const)) = |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
90 |
NameSyntaxTable { class = class, instance = instance, tyco = tyco, const = const }; |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
91 |
fun map_name_syntax_table f (NameSyntaxTable { class, instance, tyco, const }) = |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
92 |
mk_name_syntax_table (f ((class, instance), (tyco, const))); |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
93 |
fun merge_name_syntax_table (NameSyntaxTable { class = class1, instance = instance1, tyco = tyco1, const = const1 }, |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
94 |
NameSyntaxTable { class = class2, instance = instance2, tyco = tyco2, const = const2 }) = |
28054 | 95 |
mk_name_syntax_table ( |
96 |
(Symtab.join (K snd) (class1, class2), |
|
30648
17365ef082f3
clarified relationship of modules Code_Name and Code_Printer
haftmann
parents:
30513
diff
changeset
|
97 |
Symreltab.join (K snd) (instance1, instance2)), |
28054 | 98 |
(Symtab.join (K snd) (tyco1, tyco2), |
99 |
Symtab.join (K snd) (const1, const2)) |
|
100 |
); |
|
101 |
||
102 |
type serializer = |
|
103 |
string option (*module name*) |
|
36959
f5417836dbea
renamed structure OuterLex to Token and type token to Token.T, keeping legacy aliases for some time;
wenzelm
parents:
36537
diff
changeset
|
104 |
-> Token.T list (*arguments*) |
28054 | 105 |
-> (string -> string) (*labelled_name*) |
106 |
-> string list (*reserved symbols*) |
|
107 |
-> (string * Pretty.T) list (*includes*) |
|
108 |
-> (string -> string option) (*module aliasses*) |
|
28690 | 109 |
-> (string -> string option) (*class syntax*) |
34152 | 110 |
-> (string -> Code_Printer.tyco_syntax option) |
111 |
-> (string -> Code_Printer.const_syntax option) |
|
34071 | 112 |
-> ((Pretty.T -> string) * (Pretty.T -> unit)) |
28054 | 113 |
-> Code_Thingol.program |
114 |
-> string list (*selected statements*) |
|
115 |
-> serialization; |
|
27000 | 116 |
|
34152 | 117 |
datatype serializer_entry = Serializer of serializer * Code_Printer.literals |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
118 |
| Extends of string * (Code_Thingol.naming -> Code_Thingol.program -> Code_Thingol.program); |
28054 | 119 |
|
120 |
datatype target = Target of { |
|
121 |
serial: serial, |
|
122 |
serializer: serializer_entry, |
|
123 |
reserved: string list, |
|
28926 | 124 |
includes: (Pretty.T * string list) Symtab.table, |
28054 | 125 |
name_syntax_table: name_syntax_table, |
126 |
module_alias: string Symtab.table |
|
127 |
}; |
|
27103 | 128 |
|
31599 | 129 |
fun make_target ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias))) = |
28054 | 130 |
Target { serial = serial, serializer = serializer, reserved = reserved, |
131 |
includes = includes, name_syntax_table = name_syntax_table, module_alias = module_alias }; |
|
132 |
fun map_target f ( Target { serial, serializer, reserved, includes, name_syntax_table, module_alias } ) = |
|
31599 | 133 |
make_target (f ((serial, serializer), ((reserved, includes), (name_syntax_table, module_alias)))); |
28054 | 134 |
fun merge_target strict target (Target { serial = serial1, serializer = serializer, |
135 |
reserved = reserved1, includes = includes1, |
|
136 |
name_syntax_table = name_syntax_table1, module_alias = module_alias1 }, |
|
137 |
Target { serial = serial2, serializer = _, |
|
138 |
reserved = reserved2, includes = includes2, |
|
139 |
name_syntax_table = name_syntax_table2, module_alias = module_alias2 }) = |
|
140 |
if serial1 = serial2 orelse not strict then |
|
31599 | 141 |
make_target ((serial1, serializer), |
37528
42804fb5dd92
slightly more standard data merge: Symtax.merge (K true) avoids equality on abstract type Pretty.T and gracefully accepts overriding, Symtab.join prefers first entry as usual;
wenzelm
parents:
36960
diff
changeset
|
142 |
((merge (op =) (reserved1, reserved2), Symtab.merge (K true) (includes1, includes2)), |
28054 | 143 |
(merge_name_syntax_table (name_syntax_table1, name_syntax_table2), |
37528
42804fb5dd92
slightly more standard data merge: Symtax.merge (K true) avoids equality on abstract type Pretty.T and gracefully accepts overriding, Symtab.join prefers first entry as usual;
wenzelm
parents:
36960
diff
changeset
|
144 |
Symtab.join (K fst) (module_alias1, module_alias2)) |
28054 | 145 |
)) |
146 |
else |
|
147 |
error ("Incompatible serializers: " ^ quote target); |
|
27103 | 148 |
|
28054 | 149 |
fun the_serializer (Target { serializer, ... }) = serializer; |
150 |
fun the_reserved (Target { reserved, ... }) = reserved; |
|
151 |
fun the_includes (Target { includes, ... }) = includes; |
|
152 |
fun the_name_syntax (Target { name_syntax_table = NameSyntaxTable x, ... }) = x; |
|
153 |
fun the_module_alias (Target { module_alias , ... }) = module_alias; |
|
27437 | 154 |
|
34248 | 155 |
structure Targets = Theory_Data |
34071 | 156 |
( |
157 |
type T = (target Symtab.table * string list) * int; |
|
158 |
val empty = ((Symtab.empty, []), 80); |
|
159 |
val extend = I; |
|
160 |
fun merge (((target1, exc1), width1), ((target2, exc2), width2)) : T = |
|
161 |
((Symtab.join (merge_target true) (target1, target2), |
|
162 |
Library.merge (op =) (exc1, exc2)), Int.max (width1, width2)); |
|
163 |
); |
|
27436 | 164 |
|
34248 | 165 |
val abort_allowed = snd o fst o Targets.get; |
34071 | 166 |
|
34248 | 167 |
fun assert_target thy target = if Symtab.defined ((fst o fst) (Targets.get thy)) target |
33969 | 168 |
then target |
169 |
else error ("Unknown code target language: " ^ quote target); |
|
28054 | 170 |
|
171 |
fun put_target (target, seri) thy = |
|
27304 | 172 |
let |
34248 | 173 |
val lookup_target = Symtab.lookup ((fst o fst) (Targets.get thy)); |
28054 | 174 |
val _ = case seri |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
175 |
of Extends (super, _) => if is_some (lookup_target super) then () |
28054 | 176 |
else error ("Unknown code target language: " ^ quote super) |
177 |
| _ => (); |
|
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
178 |
val overwriting = case (Option.map the_serializer o lookup_target) target |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
179 |
of NONE => false |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
180 |
| SOME (Extends _) => true |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
181 |
| SOME (Serializer _) => (case seri |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
182 |
of Extends _ => error ("Will not overwrite existing target " ^ quote target) |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
183 |
| _ => true); |
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
184 |
val _ = if overwriting |
28054 | 185 |
then warning ("Overwriting existing target " ^ quote target) |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
186 |
else (); |
28054 | 187 |
in |
188 |
thy |
|
34248 | 189 |
|> (Targets.map o apfst o apfst o Symtab.update) |
31599 | 190 |
(target, make_target ((serial (), seri), (([], Symtab.empty), |
30648
17365ef082f3
clarified relationship of modules Code_Name and Code_Printer
haftmann
parents:
30513
diff
changeset
|
191 |
(mk_name_syntax_table ((Symtab.empty, Symreltab.empty), (Symtab.empty, Symtab.empty)), |
28054 | 192 |
Symtab.empty)))) |
193 |
end; |
|
27436 | 194 |
|
28054 | 195 |
fun add_target (target, seri) = put_target (target, Serializer seri); |
196 |
fun extend_target (target, (super, modify)) = |
|
197 |
put_target (target, Extends (super, modify)); |
|
27436 | 198 |
|
28054 | 199 |
fun map_target_data target f thy = |
27436 | 200 |
let |
28054 | 201 |
val _ = assert_target thy target; |
202 |
in |
|
203 |
thy |
|
34248 | 204 |
|> (Targets.map o apfst o apfst o Symtab.map_entry target o map_target) f |
28054 | 205 |
end; |
27304 | 206 |
|
28054 | 207 |
fun map_reserved target = |
208 |
map_target_data target o apsnd o apfst o apfst; |
|
209 |
fun map_includes target = |
|
210 |
map_target_data target o apsnd o apfst o apsnd; |
|
211 |
fun map_name_syntax target = |
|
212 |
map_target_data target o apsnd o apsnd o apfst o map_name_syntax_table; |
|
213 |
fun map_module_alias target = |
|
214 |
map_target_data target o apsnd o apsnd o apsnd; |
|
27000 | 215 |
|
34248 | 216 |
fun set_default_code_width k = (Targets.map o apsnd) (K k); |
34071 | 217 |
|
27000 | 218 |
|
34021 | 219 |
(** serializer usage **) |
220 |
||
221 |
(* montage *) |
|
222 |
||
223 |
fun the_literals thy = |
|
224 |
let |
|
34248 | 225 |
val ((targets, _), _) = Targets.get thy; |
34021 | 226 |
fun literals target = case Symtab.lookup targets target |
227 |
of SOME data => (case the_serializer data |
|
228 |
of Serializer (_, literals) => literals |
|
229 |
| Extends (super, _) => literals super) |
|
230 |
| NONE => error ("Unknown code target language: " ^ quote target); |
|
231 |
in literals end; |
|
232 |
||
233 |
local |
|
234 |
||
235 |
fun activate_syntax lookup_name src_tab = Symtab.empty |
|
236 |
|> fold_map (fn thing_identifier => fn tab => case lookup_name thing_identifier |
|
237 |
of SOME name => (SOME name, |
|
238 |
Symtab.update_new (name, the (Symtab.lookup src_tab thing_identifier)) tab) |
|
239 |
| NONE => (NONE, tab)) (Symtab.keys src_tab) |
|
240 |
|>> map_filter I; |
|
241 |
||
242 |
fun activate_const_syntax thy literals src_tab naming = (Symtab.empty, naming) |
|
243 |
|> fold_map (fn thing_identifier => fn (tab, naming) => |
|
244 |
case Code_Thingol.lookup_const naming thing_identifier |
|
245 |
of SOME name => let |
|
246 |
val (syn, naming') = Code_Printer.activate_const_syntax thy |
|
247 |
literals (the (Symtab.lookup src_tab thing_identifier)) naming |
|
248 |
in (SOME name, (Symtab.update_new (name, syn) tab, naming')) end |
|
249 |
| NONE => (NONE, (tab, naming))) (Symtab.keys src_tab) |
|
250 |
|>> map_filter I; |
|
251 |
||
252 |
fun invoke_serializer thy abortable serializer literals reserved abs_includes |
|
34071 | 253 |
module_alias class instance tyco const module width args naming program2 names1 = |
34021 | 254 |
let |
255 |
val (names_class, class') = |
|
256 |
activate_syntax (Code_Thingol.lookup_class naming) class; |
|
257 |
val names_inst = map_filter (Code_Thingol.lookup_instance naming) |
|
258 |
(Symreltab.keys instance); |
|
259 |
val (names_tyco, tyco') = |
|
260 |
activate_syntax (Code_Thingol.lookup_tyco naming) tyco; |
|
261 |
val (names_const, (const', _)) = |
|
262 |
activate_const_syntax thy literals const naming; |
|
263 |
val names_hidden = names_class @ names_inst @ names_tyco @ names_const; |
|
264 |
val names2 = subtract (op =) names_hidden names1; |
|
265 |
val program3 = Graph.subgraph (not o member (op =) names_hidden) program2; |
|
266 |
val names_all = Graph.all_succs program3 names2; |
|
267 |
val includes = abs_includes names_all; |
|
268 |
val program4 = Graph.subgraph (member (op =) names_all) program3; |
|
269 |
val empty_funs = filter_out (member (op =) abortable) |
|
270 |
(Code_Thingol.empty_funs program3); |
|
271 |
val _ = if null empty_funs then () else error ("No code equations for " |
|
272 |
^ commas (map (Sign.extern_const thy) empty_funs)); |
|
273 |
in |
|
274 |
serializer module args (Code_Thingol.labelled_name thy program2) reserved includes |
|
275 |
(Symtab.lookup module_alias) (Symtab.lookup class') |
|
276 |
(Symtab.lookup tyco') (Symtab.lookup const') |
|
34152 | 277 |
(Code_Printer.string_of_pretty width, Code_Printer.writeln_pretty width) |
36537
b0186c66f324
repaired subtle misunderstanding: statement names are only passed for name resolution
haftmann
parents:
36471
diff
changeset
|
278 |
program4 names1 |
34021 | 279 |
end; |
280 |
||
34071 | 281 |
fun mount_serializer thy alt_serializer target some_width module args naming program names = |
34021 | 282 |
let |
34248 | 283 |
val ((targets, abortable), default_width) = Targets.get thy; |
34021 | 284 |
fun collapse_hierarchy target = |
285 |
let |
|
286 |
val data = case Symtab.lookup targets target |
|
287 |
of SOME data => data |
|
288 |
| NONE => error ("Unknown code target language: " ^ quote target); |
|
289 |
in case the_serializer data |
|
290 |
of Serializer _ => (I, data) |
|
291 |
| Extends (super, modify) => let |
|
292 |
val (modify', data') = collapse_hierarchy super |
|
293 |
in (modify' #> modify naming, merge_target false target (data', data)) end |
|
294 |
end; |
|
295 |
val (modify, data) = collapse_hierarchy target; |
|
296 |
val (serializer, _) = the_default (case the_serializer data |
|
297 |
of Serializer seri => seri) alt_serializer; |
|
298 |
val reserved = the_reserved data; |
|
299 |
fun select_include names_all (name, (content, cs)) = |
|
300 |
if null cs then SOME (name, content) |
|
301 |
else if exists (fn c => case Code_Thingol.lookup_const naming c |
|
302 |
of SOME name => member (op =) names_all name |
|
303 |
| NONE => false) cs |
|
304 |
then SOME (name, content) else NONE; |
|
305 |
fun includes names_all = map_filter (select_include names_all) |
|
306 |
((Symtab.dest o the_includes) data); |
|
307 |
val module_alias = the_module_alias data; |
|
308 |
val { class, instance, tyco, const } = the_name_syntax data; |
|
309 |
val literals = the_literals thy target; |
|
34071 | 310 |
val width = the_default default_width some_width; |
34021 | 311 |
in |
312 |
invoke_serializer thy abortable serializer literals reserved |
|
34071 | 313 |
includes module_alias class instance tyco const module width args naming (modify program) names |
34021 | 314 |
end; |
315 |
||
316 |
in |
|
317 |
||
318 |
fun serialize thy = mount_serializer thy NONE; |
|
319 |
||
320 |
fun serialize_custom thy (target_name, seri) naming program names = |
|
34071 | 321 |
mount_serializer thy (SOME seri) target_name NONE NONE [] naming program names (String []) |
34021 | 322 |
|> the; |
323 |
||
324 |
end; (* local *) |
|
325 |
||
326 |
||
327 |
(* code presentation *) |
|
328 |
||
34071 | 329 |
fun code_of thy target some_width module_name cs names_stmt = |
34021 | 330 |
let |
36271
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
331 |
val (names_cs, (naming, program)) = Code_Thingol.consts_program thy false cs; |
34021 | 332 |
in |
34071 | 333 |
string (names_stmt naming) |
334 |
(serialize thy target some_width (SOME module_name) [] naming program names_cs) |
|
34021 | 335 |
end; |
336 |
||
337 |
||
338 |
(* code generation *) |
|
339 |
||
340 |
fun transitivly_non_empty_funs thy naming program = |
|
341 |
let |
|
342 |
val cs = subtract (op =) (abort_allowed thy) (Code_Thingol.empty_funs program); |
|
343 |
val names = map_filter (Code_Thingol.lookup_const naming) cs; |
|
344 |
in subtract (op =) (Graph.all_preds program names) (Graph.keys program) end; |
|
345 |
||
346 |
fun read_const_exprs thy cs = |
|
347 |
let |
|
348 |
val (cs1, cs2) = Code_Thingol.read_const_exprs thy cs; |
|
36271
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
349 |
val (names2, (naming, program)) = Code_Thingol.consts_program thy true cs2; |
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
350 |
val names3 = transitivly_non_empty_funs thy naming program; |
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
351 |
val cs3 = map_filter (fn (c, name) => |
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
352 |
if member (op =) names3 name then SOME c else NONE) (cs2 ~~ names2); |
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
353 |
in union (op =) cs3 cs1 end; |
34021 | 354 |
|
37745
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
355 |
fun external_check thy target env_var make_destination make_command p = |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
356 |
let |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
357 |
val env_param = getenv env_var; |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
358 |
fun ext_check env_param = |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
359 |
let |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
360 |
val module_name = "Code_Test"; |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
361 |
val (cs, (naming, program)) = |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
362 |
Code_Thingol.consts_program thy false (read_const_exprs thy ["*"]); |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
363 |
val destination = make_destination p; |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
364 |
val _ = file destination (serialize thy target (SOME 80) |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
365 |
(SOME module_name) [] naming program cs); |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
366 |
val cmd = make_command env_param destination module_name; |
37814 | 367 |
in if bash ("cd " ^ File.shell_path p ^ " && " ^ cmd ^ " 2>&1") <> 0 |
37745
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
368 |
then error ("Code check failed for " ^ target ^ ": " ^ cmd) |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
369 |
else () |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
370 |
end; |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
371 |
in if env_param = "" |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
372 |
then warning (env_var ^ " not set; skipped code check for " ^ target) |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
373 |
else ext_check env_param |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
374 |
end; |
6315b6426200
checking generated code for various target languages
haftmann
parents:
37528
diff
changeset
|
375 |
|
34021 | 376 |
fun export_code thy cs seris = |
377 |
let |
|
36271
2ef9dbddfcb8
optionally ignore errors during translation of equations
haftmann
parents:
36121
diff
changeset
|
378 |
val (cs', (naming, program)) = Code_Thingol.consts_program thy false cs; |
34021 | 379 |
fun mk_seri_dest dest = case dest |
37748 | 380 |
of "-" => export |
381 |
| f => file (Path.explode f) |
|
34021 | 382 |
val _ = map (fn (((target, module), dest), args) => |
34071 | 383 |
(mk_seri_dest dest (serialize thy target NONE module args naming program cs'))) seris; |
34021 | 384 |
in () end; |
385 |
||
386 |
fun export_code_cmd raw_cs seris thy = export_code thy (read_const_exprs thy raw_cs) seris; |
|
387 |
||
388 |
||
28054 | 389 |
(** serializer configuration **) |
27000 | 390 |
|
391 |
(* data access *) |
|
24219 | 392 |
|
24992 | 393 |
fun cert_class thy class = |
394 |
let |
|
395 |
val _ = AxClass.get_info thy class; |
|
396 |
in class end; |
|
397 |
||
27103 | 398 |
fun read_class thy = cert_class thy o Sign.intern_class thy; |
24992 | 399 |
|
400 |
fun cert_tyco thy tyco = |
|
401 |
let |
|
402 |
val _ = if Sign.declared_tyname thy tyco then () |
|
403 |
else error ("No such type constructor: " ^ quote tyco); |
|
404 |
in tyco end; |
|
405 |
||
27103 | 406 |
fun read_tyco thy = cert_tyco thy o Sign.intern_type thy; |
24219 | 407 |
|
34071 | 408 |
fun cert_inst thy (class, tyco) = |
409 |
(cert_class thy class, cert_tyco thy tyco); |
|
410 |
||
411 |
fun read_inst thy (raw_tyco, raw_class) = |
|
412 |
(read_class thy raw_class, read_tyco thy raw_tyco); |
|
413 |
||
34152 | 414 |
fun gen_add_syntax upd del mapp check_x check_raw_syn prep_syn prep_x target raw_x some_raw_syn thy = |
24219 | 415 |
let |
34152 | 416 |
val x = prep_x thy raw_x |> tap (check_x thy); |
417 |
fun prep_check raw_syn = prep_syn (raw_syn |> tap (check_raw_syn thy target)); |
|
418 |
in case some_raw_syn |
|
419 |
of SOME raw_syn => (map_name_syntax target o mapp) (upd (x, prep_check raw_syn)) thy |
|
34071 | 420 |
| NONE => (map_name_syntax target o mapp) (del x) thy |
24219 | 421 |
end; |
422 |
||
34152 | 423 |
fun gen_add_syntax_class prep_class = |
424 |
gen_add_syntax Symtab.update Symtab.delete_safe (apfst o apfst) (K I) ((K o K o K) ()) I prep_class; |
|
34071 | 425 |
|
34152 | 426 |
fun gen_add_syntax_inst prep_inst = |
427 |
gen_add_syntax Symreltab.update Symreltab.delete_safe (apfst o apsnd) (K I) ((K o K o K) ()) I prep_inst; |
|
24219 | 428 |
|
34152 | 429 |
fun gen_add_syntax_tyco prep_tyco = |
34071 | 430 |
gen_add_syntax Symtab.update Symtab.delete_safe (apsnd o apfst) |
431 |
(fn thy => fn tyco => fn (n, _) => if n <> Sign.arity_number thy tyco |
|
432 |
then error ("Number of arguments mismatch in syntax for type constructor " ^ quote tyco) |
|
34152 | 433 |
else ()) ((K o K o K) ()) I prep_tyco; |
34071 | 434 |
|
34152 | 435 |
fun gen_add_syntax_const prep_const check_raw_syn prep_syn = |
34071 | 436 |
gen_add_syntax Symtab.update Symtab.delete_safe (apsnd o apsnd) |
437 |
(fn thy => fn c => fn (n, _) => if n > Code.args_number thy c |
|
24423
ae9cd0e92423
overloaded definitions accompanied by explicit constants
haftmann
parents:
24381
diff
changeset
|
438 |
then error ("Too many arguments in syntax for constant " ^ quote c) |
34152 | 439 |
else ()) check_raw_syn prep_syn prep_const; |
24219 | 440 |
|
441 |
fun add_reserved target = |
|
442 |
let |
|
443 |
fun add sym syms = if member (op =) syms sym |
|
444 |
then error ("Reserved symbol " ^ quote sym ^ " already declared") |
|
445 |
else insert (op =) sym syms |
|
27103 | 446 |
in map_reserved target o add end; |
24992 | 447 |
|
28926 | 448 |
fun gen_add_include read_const target args thy = |
24992 | 449 |
let |
28926 | 450 |
fun add (name, SOME (content, raw_cs)) incls = |
24992 | 451 |
let |
452 |
val _ = if Symtab.defined incls name |
|
453 |
then warning ("Overwriting existing include " ^ name) |
|
454 |
else (); |
|
28926 | 455 |
val cs = map (read_const thy) raw_cs; |
34152 | 456 |
in Symtab.update (name, (Code_Printer.str content, cs)) incls end |
28926 | 457 |
| add (name, NONE) incls = Symtab.delete name incls; |
458 |
in map_includes target (add args) thy end; |
|
459 |
||
33969 | 460 |
val add_include = gen_add_include (K I); |
31156 | 461 |
val add_include_cmd = gen_add_include Code.read_const; |
24219 | 462 |
|
31013 | 463 |
fun add_module_alias target (thyname, modlname) = |
464 |
let |
|
465 |
val xs = Long_Name.explode modlname; |
|
31036 | 466 |
val xs' = map (Name.desymbolize true) xs; |
31013 | 467 |
in if xs' = xs |
468 |
then map_module_alias target (Symtab.update (thyname, modlname)) |
|
469 |
else error ("Invalid module name: " ^ quote modlname ^ "\n" |
|
470 |
^ "perhaps try " ^ quote (Long_Name.implode xs')) |
|
471 |
end; |
|
24219 | 472 |
|
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
473 |
fun gen_allow_abort prep_const raw_c thy = |
24841 | 474 |
let |
28663
bd8438543bf2
code identifier namings are no longer imperative
haftmann
parents:
28090
diff
changeset
|
475 |
val c = prep_const thy raw_c; |
34248 | 476 |
in thy |> (Targets.map o apfst o apsnd) (insert (op =) c) end; |
24841 | 477 |
|
27000 | 478 |
|
27103 | 479 |
(* concrete syntax *) |
27000 | 480 |
|
34021 | 481 |
local |
482 |
||
34152 | 483 |
fun zip_list (x::xs) f g = |
484 |
f |
|
485 |
#-> (fn y => |
|
486 |
fold_map (fn x => g |-- f >> pair x) xs |
|
487 |
#-> (fn xys => pair ((x, y) :: xys))); |
|
488 |
||
24219 | 489 |
fun parse_multi_syntax parse_thing parse_syntax = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
490 |
Parse.and_list1 parse_thing |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
491 |
#-> (fn things => Scan.repeat1 (Parse.$$$ "(" |-- Parse.name -- |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
492 |
(zip_list things parse_syntax (Parse.$$$ "and")) --| Parse.$$$ ")")); |
24219 | 493 |
|
494 |
in |
|
495 |
||
33969 | 496 |
val add_syntax_class = gen_add_syntax_class cert_class; |
34071 | 497 |
val add_syntax_inst = gen_add_syntax_inst cert_inst; |
24219 | 498 |
val add_syntax_tyco = gen_add_syntax_tyco cert_tyco; |
34152 | 499 |
val add_syntax_const_simple = gen_add_syntax_const (K I) ((K o K o K) ()) Code_Printer.simple_const_syntax; |
500 |
val add_syntax_const = gen_add_syntax_const (K I) ((K o K o K) ()) I; |
|
27103 | 501 |
val allow_abort = gen_allow_abort (K I); |
28054 | 502 |
val add_reserved = add_reserved; |
33969 | 503 |
val add_include = add_include; |
24219 | 504 |
|
33969 | 505 |
val add_syntax_class_cmd = gen_add_syntax_class read_class; |
34071 | 506 |
val add_syntax_inst_cmd = gen_add_syntax_inst read_inst; |
24219 | 507 |
val add_syntax_tyco_cmd = gen_add_syntax_tyco read_tyco; |
34152 | 508 |
val add_syntax_const_simple_cmd = gen_add_syntax_const Code.read_const ((K o K o K) ()) Code_Printer.simple_const_syntax; |
509 |
val add_syntax_const_cmd = gen_add_syntax_const Code.read_const ((K o K o K) ()) I; |
|
510 |
||
31156 | 511 |
val allow_abort_cmd = gen_allow_abort Code.read_const; |
24219 | 512 |
|
28054 | 513 |
fun parse_args f args = |
36959
f5417836dbea
renamed structure OuterLex to Token and type token to Token.T, keeping legacy aliases for some time;
wenzelm
parents:
36537
diff
changeset
|
514 |
case Scan.read Token.stopper f args |
28054 | 515 |
of SOME x => x |
516 |
| NONE => error "Bad serializer arguments"; |
|
517 |
||
518 |
||
27304 | 519 |
(** Isar setup **) |
27103 | 520 |
|
521 |
val (inK, module_nameK, fileK) = ("in", "module_name", "file"); |
|
522 |
||
30494
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
523 |
val code_exprP = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
524 |
(Scan.repeat1 Parse.term_group |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
525 |
-- Scan.repeat (Parse.$$$ inK |-- Parse.name |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
526 |
-- Scan.option (Parse.$$$ module_nameK |-- Parse.name) |
37748 | 527 |
--| Parse.$$$ fileK -- Parse.name |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
528 |
-- Scan.optional (Parse.$$$ "(" |-- Args.parse --| Parse.$$$ ")") [] |
30494
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
529 |
) >> (fn (raw_cs, seris) => export_code_cmd raw_cs seris)); |
27103 | 530 |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
531 |
val _ = List.app Keyword.keyword [inK, module_nameK, fileK]; |
24867 | 532 |
|
533 |
val _ = |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
534 |
Outer_Syntax.command "code_class" "define code syntax for class" Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
535 |
parse_multi_syntax Parse.xname (Scan.option Parse.string) |
24219 | 536 |
>> (Toplevel.theory oo fold) (fn (target, syns) => |
537 |
fold (fn (raw_class, syn) => add_syntax_class_cmd target raw_class syn) syns) |
|
538 |
); |
|
539 |
||
24867 | 540 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
541 |
Outer_Syntax.command "code_instance" "define code syntax for instance" Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
542 |
parse_multi_syntax (Parse.xname --| Parse.$$$ "::" -- Parse.xname) |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
543 |
(Scan.option (Parse.minus >> K ())) |
24219 | 544 |
>> (Toplevel.theory oo fold) (fn (target, syns) => |
545 |
fold (fn (raw_inst, add_del) => add_syntax_inst_cmd target raw_inst add_del) syns) |
|
546 |
); |
|
547 |
||
24867 | 548 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
549 |
Outer_Syntax.command "code_type" "define code syntax for type constructor" Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
550 |
parse_multi_syntax Parse.xname (Code_Printer.parse_syntax I) |
24219 | 551 |
>> (Toplevel.theory oo fold) (fn (target, syns) => |
552 |
fold (fn (raw_tyco, syn) => add_syntax_tyco_cmd target raw_tyco syn) syns) |
|
553 |
); |
|
554 |
||
24867 | 555 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
556 |
Outer_Syntax.command "code_const" "define code syntax for constant" Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
557 |
parse_multi_syntax Parse.term_group (Code_Printer.parse_syntax fst) |
24219 | 558 |
>> (Toplevel.theory oo fold) (fn (target, syns) => |
34152 | 559 |
fold (fn (raw_const, syn) => add_syntax_const_simple_cmd target raw_const syn) syns) |
24219 | 560 |
); |
561 |
||
24867 | 562 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
563 |
Outer_Syntax.command "code_reserved" "declare words as reserved for target language" |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
564 |
Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
565 |
Parse.name -- Scan.repeat1 Parse.name |
24219 | 566 |
>> (fn (target, reserveds) => (Toplevel.theory o fold (add_reserved target)) reserveds) |
24841 | 567 |
); |
24219 | 568 |
|
24867 | 569 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
570 |
Outer_Syntax.command "code_include" "declare piece of code to be included in generated code" |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
571 |
Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
572 |
Parse.name -- Parse.name -- (Parse.text :|-- (fn "-" => Scan.succeed NONE |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
573 |
| s => Scan.optional (Parse.$$$ "attach" |-- Scan.repeat1 Parse.term) [] >> pair s >> SOME)) |
28926 | 574 |
>> (fn ((target, name), content_consts) => |
575 |
(Toplevel.theory o add_include_cmd target) (name, content_consts)) |
|
24992 | 576 |
); |
577 |
||
578 |
val _ = |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
579 |
Outer_Syntax.command "code_modulename" "alias module to other name" Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
580 |
Parse.name -- Scan.repeat1 (Parse.name -- Parse.name) |
27103 | 581 |
>> (fn (target, modlnames) => (Toplevel.theory o fold (add_module_alias target)) modlnames) |
582 |
); |
|
583 |
||
584 |
val _ = |
|
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
585 |
Outer_Syntax.command "code_abort" "permit constant to be implemented as program abort" |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
586 |
Keyword.thy_decl ( |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
587 |
Scan.repeat1 Parse.term_group >> (Toplevel.theory o fold allow_abort_cmd) |
24841 | 588 |
); |
24219 | 589 |
|
24867 | 590 |
val _ = |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
591 |
Outer_Syntax.command "export_code" "generate executable code for constants" |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
592 |
Keyword.diag (Parse.!!! code_exprP >> (fn f => Toplevel.keep (f o Toplevel.theory_of))); |
30494
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
593 |
|
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
594 |
fun shell_command thyname cmd = Toplevel.program (fn _ => |
36960
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
595 |
(use_thy thyname; case Scan.read Token.stopper (Parse.!!! code_exprP) |
01594f816e3a
prefer structure Keyword, Parse, Parse_Spec, Outer_Syntax;
wenzelm
parents:
36959
diff
changeset
|
596 |
((filter Token.is_proper o Outer_Syntax.scan Position.none) cmd) |
30494
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
597 |
of SOME f => (writeln "Now generating code..."; f (theory thyname)) |
c150e6fa4e0d
consider exit status of code generation direcitve
haftmann
parents:
30242
diff
changeset
|
598 |
| NONE => error ("Bad directive " ^ quote cmd))) |
33969 | 599 |
handle Runtime.TOPLEVEL_ERROR => OS.Process.exit OS.Process.failure; |
27103 | 600 |
|
24219 | 601 |
end; (*local*) |
602 |
||
603 |
end; (*struct*) |