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1f1d88f5 MW |
1 | ;;; -*-lisp-*- |
2 | ;;; | |
dea4d055 | 3 | ;;; Output for classes |
1f1d88f5 MW |
4 | ;;; |
5 | ;;; (c) 2009 Straylight/Edgeware | |
6 | ;;; | |
7 | ||
8 | ;;;----- Licensing notice --------------------------------------------------- | |
9 | ;;; | |
dea4d055 | 10 | ;;; This file is part of the Sensble Object Design, an object system for C. |
1f1d88f5 MW |
11 | ;;; |
12 | ;;; SOD is free software; you can redistribute it and/or modify | |
13 | ;;; it under the terms of the GNU General Public License as published by | |
14 | ;;; the Free Software Foundation; either version 2 of the License, or | |
15 | ;;; (at your option) any later version. | |
16 | ;;; | |
17 | ;;; SOD is distributed in the hope that it will be useful, | |
18 | ;;; but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | ;;; GNU General Public License for more details. | |
21 | ;;; | |
22 | ;;; You should have received a copy of the GNU General Public License | |
23 | ;;; along with SOD; if not, write to the Free Software Foundation, | |
24 | ;;; Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
25 | ||
26 | (cl:in-package #:sod) | |
27 | ||
28 | ;;;-------------------------------------------------------------------------- | |
1f1d88f5 MW |
29 | ;;; Classes. |
30 | ||
5b0a2bdb | 31 | (defmethod hook-output progn ((class sod-class) (reason (eql :h)) sequencer) |
1f1d88f5 MW |
32 | |
33 | ;; Main output sequencing. | |
34 | (sequence-output (stream sequencer) | |
35 | ||
36 | :constraint | |
1f1d88f5 MW |
37 | ((:classes :start) |
38 | (class :banner) | |
39 | (class :islots :start) (class :islots :slots) (class :islots :end) | |
40 | (class :vtmsgs :start) (class :vtmsgs :end) | |
41 | (class :vtables :start) (class :vtables :end) | |
42 | (class :vtable-externs) (class :vtable-externs-after) | |
ddee4bb1 | 43 | (class :methods :start) (class :methods) (class :methods :end) |
1f1d88f5 MW |
44 | (class :ichains :start) (class :ichains :end) |
45 | (class :ilayout :start) (class :ilayout :slots) (class :ilayout :end) | |
46 | (class :conversions) | |
ddee4bb1 | 47 | (class :object) |
1f1d88f5 MW |
48 | (:classes :end)) |
49 | ||
50 | (:typedefs | |
51 | (format stream "typedef struct ~A ~A;~%" | |
52 | (ichain-struct-tag class (sod-class-chain-head class)) class)) | |
53 | ||
54 | ((class :banner) | |
55 | (banner (format nil "Class ~A" class) stream)) | |
56 | ((class :vtable-externs-after) | |
ddee4bb1 MW |
57 | (terpri stream)) |
58 | ||
59 | ((class :vtable-externs) | |
60 | (format stream "/* Vtable structures. */~%")) | |
61 | ||
62 | ((class :object) | |
63 | (let ((metaclass (sod-class-metaclass class)) | |
64 | (metaroot (find-root-metaclass class))) | |
a07d8d00 MW |
65 | (format stream "/* The class object. */~@ |
66 | extern const struct ~A ~A__classobj;~@ | |
ddee4bb1 MW |
67 | #define ~:*~A__class (&~:*~A__classobj.~A.~A)~2%" |
68 | (ilayout-struct-tag metaclass) class | |
69 | (sod-class-nickname (sod-class-chain-head metaroot)) | |
70 | (sod-class-nickname metaroot))))) | |
1f1d88f5 MW |
71 | |
72 | ;; Maybe generate an islots structure. | |
73 | (when (sod-class-slots class) | |
74 | (dolist (slot (sod-class-slots class)) | |
dea4d055 | 75 | (hook-output slot 'islots sequencer)) |
1f1d88f5 MW |
76 | (sequence-output (stream sequencer) |
77 | ((class :islots :start) | |
a07d8d00 | 78 | (format stream "/* Instance slots. */~@ |
ddee4bb1 MW |
79 | struct ~A {~%" |
80 | (islots-struct-tag class))) | |
1f1d88f5 MW |
81 | ((class :islots :end) |
82 | (format stream "};~2%")))) | |
83 | ||
84 | ;; Declare the direct methods. | |
85 | (when (sod-class-methods class) | |
1f1d88f5 | 86 | (sequence-output (stream sequencer) |
ddee4bb1 MW |
87 | ((class :methods :start) |
88 | (format stream "/* Direct methods. */~%")) | |
89 | ((class :methods :end) | |
1f1d88f5 MW |
90 | (terpri stream)))) |
91 | ||
92 | ;; Provide upcast macros which do the right thing. | |
93 | (when (sod-class-direct-superclasses class) | |
94 | (sequence-output (stream sequencer) | |
95 | ((class :conversions) | |
96 | (let ((chain-head (sod-class-chain-head class))) | |
ddee4bb1 | 97 | (format stream "/* Conversion macros. */~%") |
1f1d88f5 MW |
98 | (dolist (super (cdr (sod-class-precedence-list class))) |
99 | (let ((super-head (sod-class-chain-head super))) | |
ddee4bb1 MW |
100 | (format stream "#define ~:@(~A__CONV_~A~)(p) ((~A *)~ |
101 | ~:[SOD_XCHAIN(~A, (p))~;(p)~])~%" | |
1f1d88f5 MW |
102 | class (sod-class-nickname super) super |
103 | (eq chain-head super-head) | |
ddee4bb1 MW |
104 | (sod-class-nickname super-head)))) |
105 | (terpri stream))))) | |
1f1d88f5 MW |
106 | |
107 | ;; Generate vtmsgs structure for all superclasses. | |
dea4d055 MW |
108 | (hook-output (car (sod-class-vtables class)) |
109 | 'vtmsgs | |
1f1d88f5 MW |
110 | sequencer)) |
111 | ||
dea4d055 | 112 | (defmethod hook-output progn ((class sod-class) reason sequencer) |
08713508 | 113 | (with-slots (ilayout vtables methods effective-methods) class |
dea4d055 MW |
114 | (hook-output ilayout reason sequencer) |
115 | (dolist (method methods) (hook-output method reason sequencer)) | |
08713508 | 116 | (dolist (method effective-methods) (hook-output method reason sequencer)) |
dea4d055 | 117 | (dolist (vtable vtables) (hook-output vtable reason sequencer)))) |
1f1d88f5 MW |
118 | |
119 | ;;;-------------------------------------------------------------------------- | |
120 | ;;; Instance structure. | |
121 | ||
5b0a2bdb MW |
122 | (defmethod hook-output progn ((slot sod-slot) |
123 | (reason (eql 'islots)) | |
124 | sequencer) | |
1f1d88f5 MW |
125 | (sequence-output (stream sequencer) |
126 | (((sod-slot-class slot) :islots :slots) | |
127 | (pprint-logical-block (stream nil :prefix " " :suffix ";") | |
128 | (pprint-c-type (sod-slot-type slot) stream (sod-slot-name slot))) | |
129 | (terpri stream)))) | |
130 | ||
dea4d055 | 131 | (defmethod hook-output progn ((ilayout ilayout) reason sequencer) |
1f1d88f5 | 132 | (with-slots (ichains) ilayout |
dea4d055 MW |
133 | (dolist (ichain ichains) (hook-output ichain reason sequencer)))) |
134 | ||
135 | (defmethod hook-output progn ((ichain ichain) reason sequencer) | |
136 | (dolist (item (ichain-body ichain)) | |
137 | (hook-output item reason sequencer))) | |
1f1d88f5 | 138 | |
5b0a2bdb | 139 | (defmethod hook-output progn ((ilayout ilayout) (reason (eql :h)) sequencer) |
1f1d88f5 MW |
140 | (with-slots (class ichains) ilayout |
141 | (sequence-output (stream sequencer) | |
142 | ((class :ilayout :start) | |
a07d8d00 | 143 | (format stream "/* Instance layout. */~@ |
ddee4bb1 MW |
144 | struct ~A {~%" |
145 | (ilayout-struct-tag class))) | |
1f1d88f5 MW |
146 | ((class :ilayout :end) |
147 | (format stream "};~2%"))) | |
148 | (dolist (ichain ichains) | |
dea4d055 | 149 | (hook-output ichain 'ilayout sequencer)))) |
1f1d88f5 | 150 | |
5b0a2bdb | 151 | (defmethod hook-output progn ((ichain ichain) (reason (eql :h)) sequencer) |
ddee4bb1 MW |
152 | (with-slots (class chain-head chain-tail) ichain |
153 | (when (eq class chain-tail) | |
154 | (sequence-output (stream sequencer) | |
155 | :constraint ((class :ichains :start) | |
156 | (class :ichain chain-head :start) | |
157 | (class :ichain chain-head :slots) | |
158 | (class :ichain chain-head :end) | |
159 | (class :ichains :end)) | |
160 | ((class :ichain chain-head :start) | |
a07d8d00 | 161 | (format stream "/* Instance chain structure. */~@ |
ddee4bb1 MW |
162 | struct ~A {~%" |
163 | (ichain-struct-tag chain-tail chain-head))) | |
164 | ((class :ichain chain-head :end) | |
165 | (format stream "};~2%") | |
a07d8d00 MW |
166 | (format stream "/* Union of equivalent superclass chains. */~@ |
167 | union ~A {~@ | |
ddee4bb1 MW |
168 | ~:{ struct ~A ~A;~%~}~ |
169 | };~2%" | |
170 | (ichain-union-tag chain-tail chain-head) | |
dea4d055 MW |
171 | |
172 | ;; Make sure the most specific class is first: only the | |
173 | ;; first element of a union can be statically initialized in | |
174 | ;; C90. | |
ddee4bb1 MW |
175 | (mapcar (lambda (super) |
176 | (list (ichain-struct-tag super chain-head) | |
177 | (sod-class-nickname super))) | |
178 | (sod-class-chain chain-tail)))))))) | |
1f1d88f5 | 179 | |
5b0a2bdb MW |
180 | (defmethod hook-output progn ((ichain ichain) |
181 | (reason (eql 'ilayout)) | |
182 | sequencer) | |
ddee4bb1 | 183 | (with-slots (class chain-head chain-tail) ichain |
1f1d88f5 MW |
184 | (sequence-output (stream sequencer) |
185 | ((class :ilayout :slots) | |
ddee4bb1 MW |
186 | (format stream " union ~A ~A;~%" |
187 | (ichain-union-tag chain-tail chain-head) | |
1f1d88f5 MW |
188 | (sod-class-nickname chain-head)))))) |
189 | ||
5b0a2bdb MW |
190 | (defmethod hook-output progn ((vtptr vtable-pointer) |
191 | (reason (eql :h)) | |
192 | sequencer) | |
ddee4bb1 | 193 | (with-slots (class chain-head chain-tail) vtptr |
1f1d88f5 MW |
194 | (sequence-output (stream sequencer) |
195 | ((class :ichain chain-head :slots) | |
196 | (format stream " const struct ~A *_vt;~%" | |
ddee4bb1 | 197 | (vtable-struct-tag chain-tail chain-head)))))) |
1f1d88f5 | 198 | |
dea4d055 | 199 | (defmethod hook-output progn ((islots islots) reason sequencer) |
3be8c2bf | 200 | (dolist (slot (islots-slots islots)) |
dea4d055 | 201 | (hook-output slot reason sequencer))) |
3be8c2bf | 202 | |
5b0a2bdb | 203 | (defmethod hook-output progn ((islots islots) (reason (eql :h)) sequencer) |
1f1d88f5 MW |
204 | (with-slots (class subclass slots) islots |
205 | (sequence-output (stream sequencer) | |
206 | ((subclass :ichain (sod-class-chain-head class) :slots) | |
207 | (format stream " struct ~A ~A;~%" | |
208 | (islots-struct-tag class) | |
209 | (sod-class-nickname class)))))) | |
210 | ||
211 | ;;;-------------------------------------------------------------------------- | |
212 | ;;; Vtable structure. | |
213 | ||
dea4d055 | 214 | (defmethod hook-output progn ((vtable vtable) reason sequencer) |
1f1d88f5 | 215 | (with-slots (body) vtable |
dea4d055 | 216 | (dolist (item body) (hook-output item reason sequencer)))) |
1f1d88f5 | 217 | |
5b0a2bdb MW |
218 | (defmethod hook-output progn ((method sod-method) |
219 | (reason (eql :h)) | |
220 | sequencer) | |
ddee4bb1 MW |
221 | (with-slots (class) method |
222 | (sequence-output (stream sequencer) | |
223 | ((class :methods) | |
224 | (let ((type (sod-method-function-type method))) | |
225 | (princ "extern " stream) | |
226 | (pprint-c-type (commentify-function-type type) stream | |
227 | (sod-method-function-name method)) | |
228 | (format stream ";~%")))))) | |
229 | ||
5b0a2bdb | 230 | (defmethod hook-output progn ((vtable vtable) (reason (eql :h)) sequencer) |
ddee4bb1 MW |
231 | (with-slots (class chain-head chain-tail) vtable |
232 | (when (eq class chain-tail) | |
233 | (sequence-output (stream sequencer) | |
234 | :constraint ((class :vtables :start) | |
235 | (class :vtable chain-head :start) | |
236 | (class :vtable chain-head :slots) | |
237 | (class :vtable chain-head :end) | |
238 | (class :vtables :end)) | |
239 | ((class :vtable chain-head :start) | |
a07d8d00 | 240 | (format stream "/* Vtable structure. */~@ |
ddee4bb1 MW |
241 | struct ~A {~%" |
242 | (vtable-struct-tag chain-tail chain-head))) | |
243 | ((class :vtable chain-head :end) | |
244 | (format stream "};~2%")))) | |
1f1d88f5 | 245 | (sequence-output (stream sequencer) |
1f1d88f5 | 246 | ((class :vtable-externs) |
9ec578d9 | 247 | (format stream "~@<extern const struct ~A ~2I~_~A__vtable_~A;~:>~%" |
ddee4bb1 | 248 | (vtable-struct-tag chain-tail chain-head) |
1f1d88f5 MW |
249 | class (sod-class-nickname chain-head)))))) |
250 | ||
5b0a2bdb | 251 | (defmethod hook-output progn ((vtmsgs vtmsgs) (reason (eql :h)) sequencer) |
ddee4bb1 | 252 | (with-slots (class subclass chain-head chain-tail) vtmsgs |
1f1d88f5 MW |
253 | (sequence-output (stream sequencer) |
254 | ((subclass :vtable chain-head :slots) | |
255 | (format stream " struct ~A ~A;~%" | |
256 | (vtmsgs-struct-tag subclass class) | |
257 | (sod-class-nickname class)))))) | |
258 | ||
5b0a2bdb MW |
259 | (defmethod hook-output progn ((vtmsgs vtmsgs) |
260 | (reason (eql 'vtmsgs)) | |
261 | sequencer) | |
1f1d88f5 MW |
262 | (when (vtmsgs-entries vtmsgs) |
263 | (with-slots (class subclass) vtmsgs | |
264 | (sequence-output (stream sequencer) | |
265 | :constraint ((subclass :vtmsgs :start) | |
266 | (subclass :vtmsgs class :start) | |
267 | (subclass :vtmsgs class :slots) | |
268 | (subclass :vtmsgs class :end) | |
269 | (subclass :vtmsgs :end)) | |
270 | ((subclass :vtmsgs class :start) | |
a07d8d00 | 271 | (format stream "/* Messages protocol from class ~A */~@ |
ddee4bb1 MW |
272 | struct ~A {~%" |
273 | class | |
274 | (vtmsgs-struct-tag subclass class))) | |
1f1d88f5 MW |
275 | ((subclass :vtmsgs class :end) |
276 | (format stream "};~2%")))))) | |
277 | ||
dea4d055 | 278 | (defmethod hook-output progn ((vtmsgs vtmsgs) reason sequencer) |
1f1d88f5 | 279 | (with-slots (entries) vtmsgs |
dea4d055 | 280 | (dolist (entry entries) (hook-output entry reason sequencer)))) |
1f1d88f5 | 281 | |
5b0a2bdb MW |
282 | (defmethod hook-output progn ((entry method-entry) |
283 | (reason (eql 'vtmsgs)) | |
284 | sequencer) | |
ddee4bb1 MW |
285 | (let* ((method (method-entry-effective-method entry)) |
286 | (message (effective-method-message method)) | |
1f1d88f5 | 287 | (class (effective-method-class method)) |
9ec578d9 MW |
288 | (function-type (method-entry-function-type entry)) |
289 | (commented-type (commentify-function-type function-type)) | |
290 | (pointer-type (make-pointer-type commented-type))) | |
1f1d88f5 MW |
291 | (sequence-output (stream sequencer) |
292 | ((class :vtmsgs (sod-message-class message) :slots) | |
293 | (pprint-logical-block (stream nil :prefix " " :suffix ";") | |
9ec578d9 | 294 | (pprint-c-type pointer-type stream (sod-message-name message))) |
1f1d88f5 MW |
295 | (terpri stream))))) |
296 | ||
5b0a2bdb MW |
297 | (defmethod hook-output progn ((cptr class-pointer) |
298 | (reason (eql :h)) | |
299 | sequencer) | |
1f1d88f5 MW |
300 | (with-slots (class chain-head metaclass meta-chain-head) cptr |
301 | (sequence-output (stream sequencer) | |
302 | ((class :vtable chain-head :slots) | |
303 | (format stream " const ~A *~:[_class~;~:*_cls_~A~];~%" | |
304 | metaclass | |
9ec578d9 MW |
305 | (and (sod-class-direct-superclasses meta-chain-head) |
306 | (sod-class-nickname meta-chain-head))))))) | |
1f1d88f5 | 307 | |
5b0a2bdb | 308 | (defmethod hook-output progn ((boff base-offset) (reason (eql :h)) sequencer) |
1f1d88f5 MW |
309 | (with-slots (class chain-head) boff |
310 | (sequence-output (stream sequencer) | |
311 | ((class :vtable chain-head :slots) | |
312 | (write-line " size_t _base;" stream))))) | |
313 | ||
5b0a2bdb MW |
314 | (defmethod hook-output progn ((choff chain-offset) |
315 | (reason (eql :h)) | |
316 | sequencer) | |
1f1d88f5 MW |
317 | (with-slots (class chain-head target-head) choff |
318 | (sequence-output (stream sequencer) | |
319 | ((class :vtable chain-head :slots) | |
320 | (format stream " ptrdiff_t _off_~A;~%" | |
321 | (sod-class-nickname target-head)))))) | |
322 | ||
323 | ;;;-------------------------------------------------------------------------- | |
3be8c2bf MW |
324 | ;;; Implementation output. |
325 | ||
326 | (defvar *instance-class*) | |
327 | ||
5b0a2bdb | 328 | (defmethod hook-output progn ((class sod-class) (reason (eql :c)) sequencer) |
3be8c2bf MW |
329 | (sequence-output (stream sequencer) |
330 | ||
331 | :constraint | |
332 | ((:classes :start) | |
333 | (class :banner) | |
334 | (class :direct-methods :start) (class :direct-methods :end) | |
a07d8d00 | 335 | (class :effective-methods) |
3be8c2bf MW |
336 | (class :vtables :start) (class :vtables :end) |
337 | (class :object :prepare) (class :object :start) (class :object :end) | |
338 | (:classes :end)) | |
339 | ||
340 | ((class :banner) | |
341 | (banner (format nil "Class ~A" class) stream)) | |
342 | ||
343 | ((class :object :start) | |
344 | (format stream "~ | |
345 | /* The class object. */ | |
346 | const struct ~A ~A__classobj = {~%" | |
347 | (ilayout-struct-tag (sod-class-metaclass class)) | |
348 | class)) | |
349 | ((class :object :end) | |
350 | (format stream "};~2%"))) | |
351 | ||
352 | (let ((*instance-class* class)) | |
dea4d055 MW |
353 | (hook-output (sod-class-ilayout (sod-class-metaclass class)) |
354 | 'class | |
3be8c2bf MW |
355 | sequencer))) |
356 | ||
357 | ;;;-------------------------------------------------------------------------- | |
9ec578d9 | 358 | ;;; Direct and effective methods. |
3be8c2bf | 359 | |
5b0a2bdb MW |
360 | (defmethod hook-output progn ((method delegating-direct-method) |
361 | (reason (eql :c)) | |
362 | sequencer) | |
3be8c2bf MW |
363 | (with-slots (class body) method |
364 | (unless body | |
dea4d055 | 365 | (return-from hook-output)) |
3be8c2bf MW |
366 | (sequence-output (stream sequencer) |
367 | ((class :direct-method method :start) | |
368 | (format stream "#define CALL_NEXT_METHOD (next_method(~{~A~^, ~}))~%" | |
369 | (mapcar #'argument-name | |
370 | (c-function-arguments (sod-method-next-method-type | |
371 | method))))) | |
372 | ((class :direct-method method :end) | |
373 | (format stream "#undef CALL_NEXT_METHOD~%"))))) | |
374 | ||
5b0a2bdb MW |
375 | (defmethod hook-output progn ((method sod-method) |
376 | (reason (eql :c)) | |
377 | sequencer) | |
3be8c2bf MW |
378 | (with-slots (class body) method |
379 | (unless body | |
dea4d055 | 380 | (return-from hook-output)) |
3be8c2bf MW |
381 | (sequence-output (stream sequencer) |
382 | :constraint ((class :direct-methods :start) | |
383 | (class :direct-method method :start) | |
384 | (class :direct-method method :body) | |
385 | (class :direct-method method :end) | |
386 | (class :direct-methods :end)) | |
387 | ((class :direct-method method :body) | |
388 | (pprint-c-type (sod-method-function-type method) | |
389 | stream | |
390 | (sod-method-function-name method)) | |
391 | (format stream "~&{~%") | |
392 | (write body :stream stream :pretty nil :escape nil) | |
393 | (format stream "~&}~%")) | |
394 | ((class :direct-method method :end) | |
395 | (terpri stream))))) | |
396 | ||
5b0a2bdb MW |
397 | (defmethod hook-output progn ((method basic-effective-method) |
398 | (reason (eql :c)) | |
dea4d055 MW |
399 | sequencer) |
400 | (with-slots (class functions) method | |
401 | (sequence-output (stream sequencer) | |
402 | ((class :effective-methods) | |
403 | (dolist (func functions) | |
404 | (write func :stream stream :escape nil :circle nil)))))) | |
405 | ||
3be8c2bf | 406 | ;;;-------------------------------------------------------------------------- |
a07d8d00 MW |
407 | ;;; Vtables. |
408 | ||
5b0a2bdb | 409 | (defmethod hook-output progn ((vtable vtable) (reason (eql :c)) sequencer) |
a07d8d00 MW |
410 | (with-slots (class chain-head chain-tail) vtable |
411 | (sequence-output (stream sequencer) | |
412 | :constraint ((class :vtables :start) | |
413 | (class :vtable chain-head :start) | |
414 | (class :vtable chain-head :end) | |
415 | (class :vtables :end)) | |
416 | ((class :vtable chain-head :start) | |
417 | (format stream "/* Vtable for ~A chain. */~@ | |
9ec578d9 | 418 | const struct ~A ~A = {~%" |
a07d8d00 MW |
419 | chain-head |
420 | (vtable-struct-tag chain-tail chain-head) | |
9ec578d9 | 421 | (vtable-name class chain-head))) |
a07d8d00 MW |
422 | ((class :vtable chain-head :end) |
423 | (format stream "};~2%"))))) | |
424 | ||
5b0a2bdb MW |
425 | (defmethod hook-output progn ((cptr class-pointer) |
426 | (reason (eql :c)) | |
427 | sequencer) | |
a07d8d00 MW |
428 | (with-slots (class chain-head metaclass meta-chain-head) cptr |
429 | (sequence-output (stream sequencer) | |
430 | :constraint ((class :vtable chain-head :start) | |
431 | (class :vtable chain-head :class-pointer metaclass) | |
432 | (class :vtable chain-head :end)) | |
433 | ((class :vtable chain-head :class-pointer metaclass) | |
9ec578d9 MW |
434 | (format stream " /* ~21@A = */ &~A__classobj.~A.~A,~%" |
435 | (if (sod-class-direct-superclasses meta-chain-head) | |
436 | (format nil "_cls_~A" | |
437 | (sod-class-nickname meta-chain-head)) | |
438 | "_class") | |
fc5d9486 | 439 | class |
a07d8d00 MW |
440 | (sod-class-nickname meta-chain-head) |
441 | (sod-class-nickname metaclass)))))) | |
442 | ||
5b0a2bdb | 443 | (defmethod hook-output progn ((boff base-offset) (reason (eql :c)) sequencer) |
a07d8d00 MW |
444 | (with-slots (class chain-head) boff |
445 | (sequence-output (stream sequencer) | |
446 | :constraint ((class :vtable chain-head :start) | |
447 | (class :vtable chain-head :base-offset) | |
448 | (class :vtable chain-head :end)) | |
449 | ((class :vtable chain-head :base-offset) | |
9ec578d9 MW |
450 | (format stream " /* ~21@A = */ offsetof(struct ~A, ~A),~%" |
451 | "_base" | |
a07d8d00 MW |
452 | (ilayout-struct-tag class) |
453 | (sod-class-nickname chain-head)))))) | |
454 | ||
5b0a2bdb MW |
455 | (defmethod hook-output progn ((choff chain-offset) |
456 | (reason (eql :c)) | |
457 | sequencer) | |
a07d8d00 MW |
458 | (with-slots (class chain-head target-head) choff |
459 | (sequence-output (stream sequencer) | |
460 | :constraint ((class :vtable chain-head :start) | |
461 | (class :vtable chain-head :chain-offset target-head) | |
462 | (class :vtable chain-head :end)) | |
463 | ((class :vtable chain-head :chain-offset target-head) | |
9ec578d9 MW |
464 | (format stream " /* ~21@A = */ SOD_OFFSETDIFF(struct ~A, ~A, ~A),~%" |
465 | (format nil "_off_~A" (sod-class-nickname target-head)) | |
a07d8d00 MW |
466 | (ilayout-struct-tag class) |
467 | (sod-class-nickname chain-head) | |
468 | (sod-class-nickname target-head)))))) | |
469 | ||
5b0a2bdb | 470 | (defmethod hook-output progn ((vtmsgs vtmsgs) (reason (eql :c)) sequencer) |
a07d8d00 MW |
471 | (with-slots (class subclass chain-head) vtmsgs |
472 | (sequence-output (stream sequencer) | |
473 | :constraint ((subclass :vtable chain-head :start) | |
474 | (subclass :vtable chain-head :vtmsgs class :start) | |
475 | (subclass :vtable chain-head :vtmsgs class :slots) | |
476 | (subclass :vtable chain-head :vtmsgs class :end) | |
477 | (subclass :vtable chain-head :end)) | |
478 | ((subclass :vtable chain-head :vtmsgs class :start) | |
479 | (format stream " { /* Method entries for ~A messages. */~%" | |
480 | class)) | |
481 | ((subclass :vtable chain-head :vtmsgs class :end) | |
482 | (format stream " },~%"))))) | |
483 | ||
5b0a2bdb MW |
484 | (defmethod hook-output progn ((entry method-entry) |
485 | (reason (eql :c)) | |
486 | sequencer) | |
a07d8d00 MW |
487 | (with-slots (method chain-head chain-tail) entry |
488 | (let* ((message (effective-method-message method)) | |
489 | (class (effective-method-class method)) | |
490 | (super (sod-message-class message))) | |
491 | (sequence-output (stream sequencer) | |
492 | ((class :vtable chain-head :vtmsgs super :slots) | |
9ec578d9 MW |
493 | (format stream " /* ~19@A = */ ~A,~%" |
494 | (sod-message-name message) | |
a07d8d00 MW |
495 | (method-entry-function-name method chain-head))))))) |
496 | ||
497 | ;;;-------------------------------------------------------------------------- | |
3be8c2bf MW |
498 | ;;; Filling in the class object. |
499 | ||
5b0a2bdb MW |
500 | (defmethod hook-output progn ((ichain ichain) |
501 | (reason (eql 'class)) | |
502 | sequencer) | |
3be8c2bf MW |
503 | (with-slots (class chain-head) ichain |
504 | (sequence-output (stream sequencer) | |
505 | :constraint ((*instance-class* :object :start) | |
506 | (*instance-class* :object chain-head :ichain :start) | |
507 | (*instance-class* :object chain-head :ichain :end) | |
508 | (*instance-class* :object :end)) | |
509 | ((*instance-class* :object chain-head :ichain :start) | |
510 | (format stream " { { /* ~A ichain */~%" | |
511 | (sod-class-nickname chain-head))) | |
512 | ((*instance-class* :object chain-head :ichain :end) | |
513 | (format stream " } },~%"))))) | |
514 | ||
5b0a2bdb MW |
515 | (defmethod hook-output progn ((islots islots) |
516 | (reason (eql 'class)) | |
517 | sequencer) | |
3be8c2bf MW |
518 | (with-slots (class) islots |
519 | (let ((chain-head (sod-class-chain-head class))) | |
520 | (sequence-output (stream sequencer) | |
521 | :constraint ((*instance-class* :object chain-head :ichain :start) | |
522 | (*instance-class* :object class :slots :start) | |
523 | (*instance-class* :object class :slots) | |
524 | (*instance-class* :object class :slots :end) | |
525 | (*instance-class* :object chain-head :ichain :end)) | |
526 | ((*instance-class* :object class :slots :start) | |
527 | (format stream " { /* Class ~A */~%" class)) | |
528 | ((*instance-class* :object class :slots :end) | |
529 | (format stream " },~%")))))) | |
530 | ||
5b0a2bdb MW |
531 | (defmethod hook-output progn ((vtptr vtable-pointer) |
532 | (reason (eql 'class)) | |
533 | sequencer) | |
3be8c2bf MW |
534 | (with-slots (class chain-head chain-tail) vtptr |
535 | (sequence-output (stream sequencer) | |
536 | :constraint ((*instance-class* :object chain-head :ichain :start) | |
537 | (*instance-class* :object chain-head :vtable) | |
538 | (*instance-class* :object chain-head :ichain :end)) | |
539 | ((*instance-class* :object chain-head :vtable) | |
540 | (format stream " &~A__vtable_~A,~%" | |
541 | class (sod-class-nickname chain-head)))))) | |
542 | ||
543 | (defgeneric find-class-initializer (slot class) | |
544 | (:method ((slot effective-slot) (class sod-class)) | |
545 | (let ((dslot (effective-slot-direct-slot slot))) | |
546 | (or (some (lambda (super) | |
547 | (find dslot (sod-class-class-initializers super) | |
548 | :test #'sod-initializer-slot)) | |
549 | (sod-class-precedence-list class)) | |
550 | (effective-slot-initializer slot))))) | |
551 | ||
552 | (defgeneric output-class-initializer (slot instance stream) | |
553 | (:method ((slot sod-class-effective-slot) (instance sod-class) stream) | |
9ec578d9 MW |
554 | (let ((func (effective-slot-initializer-function slot)) |
555 | (direct-slot (effective-slot-direct-slot slot))) | |
3be8c2bf | 556 | (if func |
9ec578d9 MW |
557 | (format stream " /* ~15@A = */ ~A,~%" |
558 | (sod-slot-name direct-slot) | |
559 | (funcall func instance)) | |
3be8c2bf MW |
560 | (call-next-method)))) |
561 | (:method ((slot effective-slot) (instance sod-class) stream) | |
9ec578d9 MW |
562 | (let ((init (find-class-initializer slot instance)) |
563 | (direct-slot (effective-slot-direct-slot slot))) | |
3be8c2bf | 564 | (ecase (sod-initializer-value-kind init) |
9ec578d9 MW |
565 | (:simple (format stream " /* ~15@A = */ ~A,~%" |
566 | (sod-slot-name direct-slot) | |
3be8c2bf | 567 | (sod-initializer-value-form init))) |
9ec578d9 MW |
568 | (:compound (format stream " /* ~15@A = */ ~@<{ ~;~A~; },~:>~%" |
569 | (sod-slot-name direct-slot) | |
570 | (sod-initializer-value-form init))))))) | |
3be8c2bf | 571 | |
5b0a2bdb MW |
572 | (defmethod hook-output progn ((slot sod-class-effective-slot) |
573 | (reason (eql 'class)) | |
574 | sequencer) | |
3be8c2bf MW |
575 | (let ((instance *instance-class*) |
576 | (func (effective-slot-prepare-function slot))) | |
577 | (when func | |
578 | (sequence-output (stream sequencer) | |
579 | ((instance :object :prepare) | |
580 | (funcall func instance stream)))))) | |
581 | ||
5b0a2bdb MW |
582 | (defmethod hook-output progn ((slot effective-slot) |
583 | (reason (eql 'class)) | |
584 | sequencer) | |
3be8c2bf MW |
585 | (with-slots (class (dslot slot)) slot |
586 | (let ((instance *instance-class*) | |
587 | (super (sod-slot-class dslot))) | |
588 | (sequence-output (stream sequencer) | |
589 | ((instance :object super :slots) | |
590 | (output-class-initializer slot instance stream)))))) | |
591 | ||
1f1d88f5 | 592 | ;;;----- That's all, folks -------------------------------------------------- |