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Commit | Line | Data |
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264fa2db ZL |
1 | /* Stub functions for Objective-C and Objective-C++ routines |
2 | that are called from within the C and C++ front-ends, | |
3 | respectively. | |
8d9254fc | 4 | Copyright (C) 1991-2020 Free Software Foundation, Inc. |
264fa2db ZL |
5 | |
6 | This file is part of GCC. | |
7 | ||
8 | GCC is free software; you can redistribute it and/or modify it under | |
9 | the terms of the GNU General Public License as published by the Free | |
9dcd6f09 | 10 | Software Foundation; either version 3, or (at your option) any later |
264fa2db ZL |
11 | version. |
12 | ||
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
9dcd6f09 NC |
19 | along with GCC; see the file COPYING3. If not see |
20 | <http://www.gnu.org/licenses/>. */ | |
264fa2db ZL |
21 | |
22 | #include "config.h" | |
23 | #include "system.h" | |
24 | #include "coretypes.h" | |
25 | #include "tree.h" | |
61d3ce20 | 26 | #include "c-objc.h" |
264fa2db ZL |
27 | |
28 | tree | |
bc095846 | 29 | objc_is_class_name (tree ARG_UNUSED (arg)) |
264fa2db ZL |
30 | { |
31 | return 0; | |
32 | } | |
33 | ||
c41e5f27 ZL |
34 | tree |
35 | objc_is_id (tree ARG_UNUSED (arg)) | |
36 | { | |
37 | return 0; | |
38 | } | |
39 | ||
264fa2db | 40 | tree |
e18476eb | 41 | objc_is_object_ptr (tree ARG_UNUSED (arg)) |
264fa2db ZL |
42 | { |
43 | return 0; | |
44 | } | |
45 | ||
90fbfdc3 NP |
46 | bool objc_diagnose_private_ivar (tree ARG_UNUSED (arg)) |
47 | { | |
48 | return false; | |
49 | } | |
50 | ||
264fa2db | 51 | tree |
16b34ad6 | 52 | objc_lookup_ivar (tree other, tree ARG_UNUSED (arg)) |
264fa2db | 53 | { |
16b34ad6 ZL |
54 | /* Just use whatever C/C++ found. */ |
55 | return other; | |
264fa2db ZL |
56 | } |
57 | ||
58 | void | |
e18476eb | 59 | objc_check_decl (tree ARG_UNUSED (decl)) |
264fa2db ZL |
60 | { |
61 | } | |
b8698a0f | 62 | |
a6341d57 NP |
63 | void |
64 | objc_check_global_decl (tree ARG_UNUSED (decl)) | |
65 | { | |
66 | } | |
67 | ||
b581b85b NP |
68 | tree |
69 | objc_common_type (tree ARG_UNUSED (type1), tree ARG_UNUSED (type2)) | |
70 | { | |
71 | return 0; | |
72 | } | |
73 | ||
58393038 ZL |
74 | bool |
75 | objc_compare_types (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp), | |
76 | int ARG_UNUSED (argno), tree ARG_UNUSED (callee)) | |
77 | { | |
78 | return false; | |
79 | } | |
80 | ||
b581b85b NP |
81 | bool |
82 | objc_have_common_type (tree ARG_UNUSED (ltyp), tree ARG_UNUSED (rtyp), | |
83 | int ARG_UNUSED (argno), tree ARG_UNUSED (callee)) | |
84 | { | |
85 | return false; | |
86 | } | |
87 | ||
58393038 ZL |
88 | void |
89 | objc_volatilize_decl (tree ARG_UNUSED (decl)) | |
90 | { | |
91 | } | |
92 | ||
6e955430 | 93 | tree |
bbbbb16a | 94 | objc_rewrite_function_call (tree function, tree ARG_UNUSED (first_param)) |
6e955430 ZL |
95 | { |
96 | return function; | |
97 | } | |
98 | ||
264fa2db ZL |
99 | tree |
100 | objc_message_selector (void) | |
b8698a0f | 101 | { |
264fa2db ZL |
102 | return 0; |
103 | } | |
104 | ||
c41e5f27 ZL |
105 | void |
106 | objc_declare_alias (tree ARG_UNUSED (alias), tree ARG_UNUSED (orig)) | |
107 | { | |
108 | } | |
109 | ||
110 | void | |
32dabdaf | 111 | objc_declare_class (tree ARG_UNUSED (identifier)) |
c41e5f27 ZL |
112 | { |
113 | } | |
114 | ||
115 | void | |
c59633d9 | 116 | objc_declare_protocol (tree ARG_UNUSED (name), tree ARG_UNUSED (attributes)) |
c41e5f27 ZL |
117 | { |
118 | } | |
119 | ||
120 | void | |
121 | objc_start_protocol (tree ARG_UNUSED (proto), | |
c165dca7 IS |
122 | tree ARG_UNUSED (protorefs), |
123 | tree ARG_UNUSED (attribs)) | |
c41e5f27 ZL |
124 | { |
125 | } | |
126 | ||
92902b1b IS |
127 | void |
128 | objc_set_method_opt (bool ARG_UNUSED (optional)) | |
129 | { | |
130 | } | |
131 | ||
c41e5f27 ZL |
132 | void |
133 | objc_start_class_interface (tree ARG_UNUSED (name), | |
134 | tree ARG_UNUSED (super), | |
c165dca7 IS |
135 | tree ARG_UNUSED (protos), |
136 | tree ARG_UNUSED (attribs)) | |
c41e5f27 ZL |
137 | { |
138 | } | |
139 | ||
140 | void | |
141 | objc_start_category_interface (tree ARG_UNUSED (name), | |
142 | tree ARG_UNUSED (categ), | |
c165dca7 IS |
143 | tree ARG_UNUSED (protos), |
144 | tree ARG_UNUSED (attribs)) | |
c41e5f27 ZL |
145 | { |
146 | } | |
147 | ||
148 | void | |
149 | objc_continue_interface (void) | |
150 | { | |
151 | } | |
152 | ||
153 | void | |
154 | objc_finish_interface (void) | |
155 | { | |
156 | } | |
157 | ||
158 | void | |
159 | objc_add_instance_variable (tree ARG_UNUSED (decl)) | |
160 | { | |
161 | } | |
162 | ||
163 | void | |
c37d8c30 | 164 | objc_set_visibility (objc_ivar_visibility_kind ARG_UNUSED (vis)) |
c41e5f27 ZL |
165 | { |
166 | } | |
167 | ||
c41e5f27 ZL |
168 | void |
169 | objc_start_class_implementation (tree ARG_UNUSED (name), | |
170 | tree ARG_UNUSED (super)) | |
171 | { | |
172 | } | |
173 | ||
174 | void | |
175 | objc_start_category_implementation (tree ARG_UNUSED (name), | |
176 | tree ARG_UNUSED (categ)) | |
177 | { | |
178 | } | |
179 | ||
180 | void | |
181 | objc_continue_implementation (void) | |
182 | { | |
183 | } | |
184 | ||
325c3691 RH |
185 | void |
186 | objc_clear_super_receiver (void) | |
187 | { | |
188 | } | |
189 | ||
c41e5f27 ZL |
190 | void |
191 | objc_finish_implementation (void) | |
192 | { | |
193 | } | |
194 | ||
195 | void | |
249a82c4 NP |
196 | objc_add_method_declaration (bool ARG_UNUSED (is_class_method), |
197 | tree ARG_UNUSED (signature), | |
f7e71da5 | 198 | tree ARG_UNUSED (attributes)) |
c41e5f27 ZL |
199 | { |
200 | } | |
201 | ||
45547c7f | 202 | bool |
249a82c4 NP |
203 | objc_start_method_definition (bool ARG_UNUSED (is_class_method), |
204 | tree ARG_UNUSED (signature), | |
a04a722b JM |
205 | tree ARG_UNUSED (attributes), |
206 | tree ARG_UNUSED (expr)) | |
c41e5f27 | 207 | { |
45547c7f | 208 | return true; |
c41e5f27 ZL |
209 | } |
210 | ||
211 | void | |
212 | objc_finish_method_definition (tree ARG_UNUSED (fndecl)) | |
213 | { | |
214 | } | |
215 | ||
a1178b30 IS |
216 | bool |
217 | objc_method_decl (enum tree_code ARG_UNUSED(opcode)) | |
218 | { | |
219 | return false; | |
220 | } | |
221 | ||
c41e5f27 ZL |
222 | tree |
223 | objc_build_keyword_decl (tree ARG_UNUSED (selector), | |
4557bf49 | 224 | tree ARG_UNUSED (type), |
f7e71da5 IS |
225 | tree ARG_UNUSED (identifier), |
226 | tree ARG_UNUSED (attributes)) | |
c41e5f27 ZL |
227 | { |
228 | return 0; | |
229 | } | |
230 | ||
231 | tree | |
249a82c4 NP |
232 | objc_build_method_signature (bool ARG_UNUSED (is_class_method), |
233 | tree ARG_UNUSED (rettype), | |
c41e5f27 | 234 | tree ARG_UNUSED (selectors), |
dbb74365 RS |
235 | tree ARG_UNUSED (optparms), |
236 | bool ARG_UNUSED (ellipsis)) | |
c41e5f27 ZL |
237 | { |
238 | return 0; | |
239 | } | |
240 | ||
241 | tree | |
242 | objc_build_encode_expr (tree ARG_UNUSED (expr)) | |
243 | { | |
244 | return 0; | |
245 | } | |
246 | ||
247 | tree | |
248 | objc_build_protocol_expr (tree ARG_UNUSED (expr)) | |
249 | { | |
250 | return 0; | |
251 | } | |
252 | ||
253 | tree | |
c2255bc4 | 254 | objc_build_selector_expr (location_t ARG_UNUSED (loc), tree ARG_UNUSED (expr)) |
c41e5f27 ZL |
255 | { |
256 | return 0; | |
257 | } | |
258 | ||
259 | tree | |
eb345401 | 260 | objc_build_message_expr (tree ARG_UNUSED (receiver), tree ARG_UNUSED (args)) |
c41e5f27 ZL |
261 | { |
262 | return 0; | |
263 | } | |
264 | ||
265 | tree | |
266 | objc_build_string_object (tree ARG_UNUSED (str)) | |
267 | { | |
268 | return 0; | |
269 | } | |
270 | ||
271 | tree | |
272 | objc_get_class_reference (tree ARG_UNUSED (name)) | |
273 | { | |
274 | return 0; | |
275 | } | |
276 | ||
0dc33c3c NP |
277 | bool |
278 | objc_detect_field_duplicates (bool ARG_UNUSED (check_superclasses_only)) | |
c0c24aa4 | 279 | { |
0dc33c3c | 280 | return false; |
c0c24aa4 NP |
281 | } |
282 | ||
c41e5f27 ZL |
283 | tree |
284 | objc_get_protocol_qualified_type (tree ARG_UNUSED (name), | |
285 | tree ARG_UNUSED (protos)) | |
286 | { | |
287 | return 0; | |
288 | } | |
289 | ||
290 | int | |
291 | objc_static_init_needed_p (void) | |
292 | { | |
293 | return 0; | |
294 | } | |
295 | ||
296 | tree | |
297 | objc_generate_static_init_call (tree ARG_UNUSED (ctors)) | |
298 | { | |
299 | return 0; | |
300 | } | |
301 | ||
7a3ea201 | 302 | int |
e18476eb | 303 | objc_is_public (tree ARG_UNUSED (expr), tree ARG_UNUSED (identifier)) |
7a3ea201 RH |
304 | { |
305 | return 1; | |
306 | } | |
27bf414c JM |
307 | |
308 | tree | |
6e955430 | 309 | objc_get_class_ivars (tree ARG_UNUSED (name)) |
27bf414c JM |
310 | { |
311 | return 0; | |
312 | } | |
313 | ||
668ea4b1 | 314 | void |
200290f2 NP |
315 | objc_add_property_declaration (location_t ARG_UNUSED (location), |
316 | tree ARG_UNUSED (decl), | |
317 | bool ARG_UNUSED (parsed_property_readonly), | |
318 | bool ARG_UNUSED (parsed_property_readwrite), | |
319 | bool ARG_UNUSED (parsed_property_assign), | |
320 | bool ARG_UNUSED (parsed_property_retain), | |
321 | bool ARG_UNUSED (parsed_property_copy), | |
322 | bool ARG_UNUSED (parsed_property_nonatomic), | |
323 | tree ARG_UNUSED (parsed_property_getter_ident), | |
46a88c12 | 324 | tree ARG_UNUSED (parsed_property_setter_ident)) |
668ea4b1 IS |
325 | { |
326 | } | |
327 | ||
46a88c12 NP |
328 | bool |
329 | objc_is_property_ref (tree ARG_UNUSED (node)) | |
330 | { | |
331 | return 0; | |
332 | } | |
333 | ||
668ea4b1 | 334 | tree |
46a88c12 | 335 | objc_maybe_build_component_ref (tree ARG_UNUSED (datum), tree ARG_UNUSED (component)) |
668ea4b1 IS |
336 | { |
337 | return 0; | |
338 | } | |
339 | ||
bede2adc NP |
340 | tree |
341 | objc_build_class_component_ref (tree ARG_UNUSED (datum), tree ARG_UNUSED (component)) | |
342 | { | |
343 | return 0; | |
344 | } | |
345 | ||
668ea4b1 | 346 | tree |
46a88c12 | 347 | objc_maybe_build_modify_expr (tree ARG_UNUSED (lhs), tree ARG_UNUSED (rhs)) |
668ea4b1 IS |
348 | { |
349 | return 0; | |
350 | } | |
351 | ||
925e8657 NP |
352 | tree |
353 | objc_build_incr_expr_for_property_ref (location_t ARG_UNUSED (location), | |
354 | enum tree_code ARG_UNUSED (code), | |
355 | tree ARG_UNUSED (argument), | |
356 | tree ARG_UNUSED (increment)) | |
357 | { | |
358 | return 0; | |
359 | } | |
360 | ||
da57d1b9 NP |
361 | void |
362 | objc_add_synthesize_declaration (location_t ARG_UNUSED (start_locus), | |
363 | tree ARG_UNUSED (property_and_ivar_list)) | |
364 | { | |
365 | } | |
366 | ||
367 | void | |
368 | objc_add_dynamic_declaration (location_t ARG_UNUSED (start_locus), | |
369 | tree ARG_UNUSED (property_list)) | |
370 | { | |
371 | } | |
372 | ||
b8a18805 NP |
373 | const char * |
374 | objc_maybe_printable_name (tree ARG_UNUSED (decl), | |
375 | int ARG_UNUSED (v)) | |
376 | { | |
377 | return NULL; | |
378 | } | |
379 | ||
27bf414c | 380 | tree |
c2255bc4 | 381 | objc_build_throw_stmt (location_t ARG_UNUSED (loc), tree ARG_UNUSED (expr)) |
27bf414c JM |
382 | { |
383 | return 0; | |
384 | } | |
385 | ||
6e955430 | 386 | tree |
27bf414c JM |
387 | objc_build_synchronized (location_t ARG_UNUSED (start_locus), |
388 | tree ARG_UNUSED (mutex), tree ARG_UNUSED (body)) | |
389 | { | |
6e955430 | 390 | return 0; |
27bf414c JM |
391 | } |
392 | ||
393 | void | |
394 | objc_begin_try_stmt (location_t ARG_UNUSED (try_locus), tree ARG_UNUSED (body)) | |
395 | { | |
396 | } | |
b8698a0f | 397 | |
27bf414c JM |
398 | void |
399 | objc_begin_catch_clause (tree ARG_UNUSED (decl)) | |
400 | { | |
401 | } | |
402 | ||
403 | void | |
404 | objc_finish_catch_clause (void) | |
405 | { | |
406 | } | |
407 | ||
408 | void | |
409 | objc_build_finally_clause (location_t ARG_UNUSED (finally_locus), | |
410 | tree ARG_UNUSED (body)) | |
411 | { | |
412 | } | |
413 | ||
6e955430 | 414 | tree |
27bf414c JM |
415 | objc_finish_try_stmt (void) |
416 | { | |
6e955430 | 417 | return 0; |
27bf414c | 418 | } |
6e955430 ZL |
419 | |
420 | tree | |
421 | objc_generate_write_barrier (tree ARG_UNUSED (lhs), | |
422 | enum tree_code ARG_UNUSED (modifycode), | |
423 | tree ARG_UNUSED (rhs)) | |
424 | { | |
425 | return 0; | |
b8698a0f | 426 | } |
f05b9d93 NP |
427 | |
428 | void | |
429 | objc_finish_foreach_loop (location_t ARG_UNUSED (location), tree ARG_UNUSED (object_expression), | |
430 | tree ARG_UNUSED (collection_expression), tree ARG_UNUSED (for_body), | |
431 | tree ARG_UNUSED (break_label), tree ARG_UNUSED (continue_label)) | |
432 | { | |
433 | return; | |
434 | } | |
977e30bc NP |
435 | |
436 | void | |
437 | objc_write_global_declarations (void) | |
438 | { | |
439 | } | |
91ebb981 IS |
440 | |
441 | bool | |
442 | objc_string_ref_type_p (tree ARG_UNUSED (strp)) | |
443 | { | |
444 | return false; | |
445 | } | |
446 | ||
447 | void | |
448 | objc_check_format_arg (tree ARG_UNUSED (format_arg), | |
449 | tree ARG_UNUSED (args_list)) | |
450 | { | |
451 | } | |
6c39e757 NP |
452 | |
453 | void | |
454 | objc_finish_function (void) | |
455 | { | |
456 | } | |
46270f14 NP |
457 | |
458 | void | |
459 | objc_maybe_warn_exceptions (location_t ARG_UNUSED (loc)) | |
460 | { | |
461 | } |