Commit | Line | Data |
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1ab3bf1b JG |
1 | /* Support routines for manipulating internal types for GDB. |
2 | Copyright (C) 1992 Free Software Foundation, Inc. | |
3 | Contributed by Cygnus Support, using pieces from other GDB modules. | |
4 | ||
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
19 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
20 | ||
1ab3bf1b | 21 | #include "defs.h" |
93fe4e33 | 22 | #include <string.h> |
1ab3bf1b JG |
23 | #include "bfd.h" |
24 | #include "symtab.h" | |
25 | #include "symfile.h" | |
5e2e79f8 | 26 | #include "objfiles.h" |
1ab3bf1b JG |
27 | #include "gdbtypes.h" |
28 | #include "expression.h" | |
29 | #include "language.h" | |
30 | #include "target.h" | |
31 | #include "value.h" | |
8f793aa5 | 32 | #include "demangle.h" |
51b80b00 | 33 | #include "complaints.h" |
1ab3bf1b | 34 | |
c4413e2c FF |
35 | /* These variables point to the objects |
36 | representing the predefined C data types. */ | |
37 | ||
38 | struct type *builtin_type_void; | |
39 | struct type *builtin_type_char; | |
40 | struct type *builtin_type_short; | |
41 | struct type *builtin_type_int; | |
42 | struct type *builtin_type_long; | |
43 | struct type *builtin_type_long_long; | |
44 | struct type *builtin_type_signed_char; | |
45 | struct type *builtin_type_unsigned_char; | |
46 | struct type *builtin_type_unsigned_short; | |
47 | struct type *builtin_type_unsigned_int; | |
48 | struct type *builtin_type_unsigned_long; | |
49 | struct type *builtin_type_unsigned_long_long; | |
50 | struct type *builtin_type_float; | |
51 | struct type *builtin_type_double; | |
52 | struct type *builtin_type_long_double; | |
53 | struct type *builtin_type_complex; | |
54 | struct type *builtin_type_double_complex; | |
55 | struct type *builtin_type_string; | |
56 | ||
1ab3bf1b JG |
57 | /* Alloc a new type structure and fill it with some defaults. If |
58 | OBJFILE is non-NULL, then allocate the space for the type structure | |
59 | in that objfile's type_obstack. */ | |
60 | ||
61 | struct type * | |
62 | alloc_type (objfile) | |
63 | struct objfile *objfile; | |
64 | { | |
65 | register struct type *type; | |
66 | ||
67 | /* Alloc the structure and start off with all fields zeroed. */ | |
68 | ||
69 | if (objfile == NULL) | |
70 | { | |
71 | type = (struct type *) xmalloc (sizeof (struct type)); | |
72 | } | |
73 | else | |
74 | { | |
75 | type = (struct type *) obstack_alloc (&objfile -> type_obstack, | |
76 | sizeof (struct type)); | |
77 | } | |
dac9734e | 78 | memset ((char *) type, 0, sizeof (struct type)); |
1ab3bf1b JG |
79 | |
80 | /* Initialize the fields that might not be zero. */ | |
81 | ||
82 | TYPE_CODE (type) = TYPE_CODE_UNDEF; | |
83 | TYPE_OBJFILE (type) = objfile; | |
84 | TYPE_VPTR_FIELDNO (type) = -1; | |
85 | ||
86 | return (type); | |
87 | } | |
88 | ||
ea1549b3 JG |
89 | /* Lookup a pointer to a type TYPE. TYPEPTR, if nonzero, points |
90 | to a pointer to memory where the pointer type should be stored. | |
91 | If *TYPEPTR is zero, update it to point to the pointer type we return. | |
92 | We allocate new memory if needed. */ | |
93 | ||
94 | struct type * | |
95 | make_pointer_type (type, typeptr) | |
96 | struct type *type; | |
97 | struct type **typeptr; | |
98 | { | |
99 | register struct type *ntype; /* New type */ | |
100 | struct objfile *objfile; | |
101 | ||
102 | ntype = TYPE_POINTER_TYPE (type); | |
103 | ||
104 | if (ntype) | |
105 | if (typeptr == 0) | |
106 | return ntype; /* Don't care about alloc, and have new type. */ | |
107 | else if (*typeptr == 0) | |
108 | { | |
109 | *typeptr = ntype; /* Tracking alloc, and we have new type. */ | |
110 | return ntype; | |
111 | } | |
112 | ||
113 | if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */ | |
114 | { | |
115 | ntype = alloc_type (TYPE_OBJFILE (type)); | |
116 | if (typeptr) | |
117 | *typeptr = ntype; | |
118 | } | |
119 | else /* We have storage, but need to reset it. */ | |
120 | { | |
121 | ntype = *typeptr; | |
122 | objfile = TYPE_OBJFILE (ntype); | |
dac9734e | 123 | memset ((char *) ntype, 0, sizeof (struct type)); |
ea1549b3 JG |
124 | TYPE_OBJFILE (ntype) = objfile; |
125 | } | |
126 | ||
127 | TYPE_TARGET_TYPE (ntype) = type; | |
128 | TYPE_POINTER_TYPE (type) = ntype; | |
129 | ||
130 | /* FIXME! Assume the machine has only one representation for pointers! */ | |
131 | ||
132 | TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT; | |
133 | TYPE_CODE (ntype) = TYPE_CODE_PTR; | |
134 | ||
135 | /* pointers are unsigned */ | |
136 | TYPE_FLAGS (ntype) |= TYPE_FLAG_UNSIGNED; | |
137 | ||
138 | if (!TYPE_POINTER_TYPE (type)) /* Remember it, if don't have one. */ | |
139 | TYPE_POINTER_TYPE (type) = ntype; | |
140 | ||
141 | return ntype; | |
142 | } | |
143 | ||
1ab3bf1b JG |
144 | /* Given a type TYPE, return a type of pointers to that type. |
145 | May need to construct such a type if this is the first use. */ | |
146 | ||
147 | struct type * | |
148 | lookup_pointer_type (type) | |
149 | struct type *type; | |
150 | { | |
ea1549b3 JG |
151 | return make_pointer_type (type, (struct type **)0); |
152 | } | |
153 | ||
154 | /* Lookup a C++ `reference' to a type TYPE. TYPEPTR, if nonzero, points | |
155 | to a pointer to memory where the reference type should be stored. | |
156 | If *TYPEPTR is zero, update it to point to the reference type we return. | |
157 | We allocate new memory if needed. */ | |
158 | ||
159 | struct type * | |
160 | make_reference_type (type, typeptr) | |
161 | struct type *type; | |
162 | struct type **typeptr; | |
163 | { | |
164 | register struct type *ntype; /* New type */ | |
165 | struct objfile *objfile; | |
166 | ||
167 | ntype = TYPE_REFERENCE_TYPE (type); | |
1ab3bf1b | 168 | |
ea1549b3 JG |
169 | if (ntype) |
170 | if (typeptr == 0) | |
171 | return ntype; /* Don't care about alloc, and have new type. */ | |
172 | else if (*typeptr == 0) | |
173 | { | |
174 | *typeptr = ntype; /* Tracking alloc, and we have new type. */ | |
175 | return ntype; | |
176 | } | |
177 | ||
178 | if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */ | |
179 | { | |
180 | ntype = alloc_type (TYPE_OBJFILE (type)); | |
181 | if (typeptr) | |
182 | *typeptr = ntype; | |
183 | } | |
184 | else /* We have storage, but need to reset it. */ | |
1ab3bf1b | 185 | { |
ea1549b3 JG |
186 | ntype = *typeptr; |
187 | objfile = TYPE_OBJFILE (ntype); | |
dac9734e | 188 | memset ((char *) ntype, 0, sizeof (struct type)); |
ea1549b3 | 189 | TYPE_OBJFILE (ntype) = objfile; |
1ab3bf1b | 190 | } |
ea1549b3 JG |
191 | |
192 | TYPE_TARGET_TYPE (ntype) = type; | |
193 | TYPE_REFERENCE_TYPE (type) = ntype; | |
194 | ||
195 | /* FIXME! Assume the machine has only one representation for references, | |
196 | and that it matches the (only) representation for pointers! */ | |
197 | ||
198 | TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT; | |
199 | TYPE_CODE (ntype) = TYPE_CODE_REF; | |
200 | ||
201 | if (!TYPE_REFERENCE_TYPE (type)) /* Remember it, if don't have one. */ | |
202 | TYPE_REFERENCE_TYPE (type) = ntype; | |
203 | ||
204 | return ntype; | |
1ab3bf1b JG |
205 | } |
206 | ||
ea1549b3 JG |
207 | /* Same as above, but caller doesn't care about memory allocation details. */ |
208 | ||
1ab3bf1b JG |
209 | struct type * |
210 | lookup_reference_type (type) | |
211 | struct type *type; | |
212 | { | |
ea1549b3 JG |
213 | return make_reference_type (type, (struct type **)0); |
214 | } | |
215 | ||
216 | /* Lookup a function type that returns type TYPE. TYPEPTR, if nonzero, points | |
217 | to a pointer to memory where the function type should be stored. | |
218 | If *TYPEPTR is zero, update it to point to the function type we return. | |
219 | We allocate new memory if needed. */ | |
1ab3bf1b | 220 | |
ea1549b3 JG |
221 | struct type * |
222 | make_function_type (type, typeptr) | |
223 | struct type *type; | |
224 | struct type **typeptr; | |
225 | { | |
226 | register struct type *ntype; /* New type */ | |
227 | struct objfile *objfile; | |
228 | ||
229 | ntype = TYPE_FUNCTION_TYPE (type); | |
230 | ||
231 | if (ntype) | |
232 | if (typeptr == 0) | |
233 | return ntype; /* Don't care about alloc, and have new type. */ | |
234 | else if (*typeptr == 0) | |
235 | { | |
236 | *typeptr = ntype; /* Tracking alloc, and we have new type. */ | |
237 | return ntype; | |
238 | } | |
239 | ||
240 | if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */ | |
1ab3bf1b | 241 | { |
ea1549b3 JG |
242 | ntype = alloc_type (TYPE_OBJFILE (type)); |
243 | if (typeptr) | |
244 | *typeptr = ntype; | |
1ab3bf1b | 245 | } |
ea1549b3 JG |
246 | else /* We have storage, but need to reset it. */ |
247 | { | |
248 | ntype = *typeptr; | |
249 | objfile = TYPE_OBJFILE (ntype); | |
dac9734e | 250 | memset ((char *) ntype, 0, sizeof (struct type)); |
ea1549b3 JG |
251 | TYPE_OBJFILE (ntype) = objfile; |
252 | } | |
253 | ||
254 | TYPE_TARGET_TYPE (ntype) = type; | |
255 | TYPE_FUNCTION_TYPE (type) = ntype; | |
256 | ||
257 | TYPE_LENGTH (ntype) = 1; | |
258 | TYPE_CODE (ntype) = TYPE_CODE_FUNC; | |
259 | ||
260 | if (!TYPE_FUNCTION_TYPE (type)) /* Remember it, if don't have one. */ | |
261 | TYPE_FUNCTION_TYPE (type) = ntype; | |
262 | ||
263 | return ntype; | |
1ab3bf1b JG |
264 | } |
265 | ||
ea1549b3 | 266 | |
1ab3bf1b JG |
267 | /* Given a type TYPE, return a type of functions that return that type. |
268 | May need to construct such a type if this is the first use. */ | |
269 | ||
270 | struct type * | |
271 | lookup_function_type (type) | |
272 | struct type *type; | |
273 | { | |
ea1549b3 | 274 | return make_function_type (type, (struct type **)0); |
1ab3bf1b JG |
275 | } |
276 | ||
277 | /* Implement direct support for MEMBER_TYPE in GNU C++. | |
278 | May need to construct such a type if this is the first use. | |
279 | The TYPE is the type of the member. The DOMAIN is the type | |
280 | of the aggregate that the member belongs to. */ | |
281 | ||
282 | struct type * | |
283 | lookup_member_type (type, domain) | |
284 | struct type *type; | |
285 | struct type *domain; | |
286 | { | |
287 | register struct type *mtype; | |
288 | ||
289 | mtype = alloc_type (TYPE_OBJFILE (type)); | |
290 | smash_to_member_type (mtype, domain, type); | |
291 | return (mtype); | |
292 | } | |
293 | ||
294 | /* Allocate a stub method whose return type is TYPE. | |
295 | This apparently happens for speed of symbol reading, since parsing | |
296 | out the arguments to the method is cpu-intensive, the way we are doing | |
297 | it. So, we will fill in arguments later. | |
298 | This always returns a fresh type. */ | |
299 | ||
300 | struct type * | |
301 | allocate_stub_method (type) | |
302 | struct type *type; | |
303 | { | |
304 | struct type *mtype; | |
305 | ||
306 | mtype = alloc_type (TYPE_OBJFILE (type)); | |
307 | TYPE_TARGET_TYPE (mtype) = type; | |
308 | /* _DOMAIN_TYPE (mtype) = unknown yet */ | |
309 | /* _ARG_TYPES (mtype) = unknown yet */ | |
310 | TYPE_FLAGS (mtype) = TYPE_FLAG_STUB; | |
311 | TYPE_CODE (mtype) = TYPE_CODE_METHOD; | |
312 | TYPE_LENGTH (mtype) = 1; | |
313 | return (mtype); | |
314 | } | |
315 | ||
a8a69e63 FF |
316 | /* Create a range type using either a blank type supplied in RESULT_TYPE, |
317 | or creating a new type. Indices will be of type INDEX_TYPE, and will | |
318 | range from LOW_BOUND to HIGH_BOUND, inclusive. | |
319 | ||
320 | FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make | |
321 | sure it is TYPE_CODE_UNDEF before we bash it into a range type? */ | |
322 | ||
323 | struct type * | |
324 | create_range_type (result_type, index_type, low_bound, high_bound) | |
325 | struct type *result_type; | |
326 | struct type *index_type; | |
327 | int low_bound; | |
328 | int high_bound; | |
329 | { | |
330 | if (result_type == NULL) | |
331 | { | |
332 | result_type = alloc_type (TYPE_OBJFILE (index_type)); | |
333 | } | |
334 | TYPE_CODE (result_type) = TYPE_CODE_RANGE; | |
335 | TYPE_TARGET_TYPE (result_type) = index_type; | |
336 | TYPE_LENGTH (result_type) = TYPE_LENGTH (index_type); | |
337 | TYPE_NFIELDS (result_type) = 2; | |
338 | TYPE_FIELDS (result_type) = (struct field *) | |
339 | TYPE_ALLOC (result_type, 2 * sizeof (struct field)); | |
340 | memset (TYPE_FIELDS (result_type), 0, 2 * sizeof (struct field)); | |
341 | TYPE_FIELD_BITPOS (result_type, 0) = low_bound; | |
342 | TYPE_FIELD_BITPOS (result_type, 1) = high_bound; | |
343 | TYPE_FIELD_TYPE (result_type, 0) = builtin_type_int; /* FIXME */ | |
344 | TYPE_FIELD_TYPE (result_type, 1) = builtin_type_int; /* FIXME */ | |
345 | ||
346 | return (result_type); | |
347 | } | |
348 | ||
349 | ||
85f0a848 FF |
350 | /* Create an array type using either a blank type supplied in RESULT_TYPE, |
351 | or creating a new type. Elements will be of type ELEMENT_TYPE, the | |
a8a69e63 | 352 | indices will be of type RANGE_TYPE. |
1ab3bf1b | 353 | |
85f0a848 FF |
354 | FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make |
355 | sure it is TYPE_CODE_UNDEF before we bash it into an array type? */ | |
1ab3bf1b JG |
356 | |
357 | struct type * | |
a8a69e63 | 358 | create_array_type (result_type, element_type, range_type) |
85f0a848 | 359 | struct type *result_type; |
1ab3bf1b | 360 | struct type *element_type; |
a8a69e63 | 361 | struct type *range_type; |
1ab3bf1b | 362 | { |
a8a69e63 FF |
363 | int low_bound; |
364 | int high_bound; | |
1ab3bf1b | 365 | |
a8a69e63 FF |
366 | if (TYPE_CODE (range_type) != TYPE_CODE_RANGE) |
367 | { | |
368 | /* FIXME: We only handle range types at the moment. Complain and | |
369 | create a dummy range type to use. */ | |
370 | warning ("internal error: array index type must be a range type"); | |
371 | range_type = lookup_fundamental_type (TYPE_OBJFILE (range_type), | |
372 | FT_INTEGER); | |
373 | range_type = create_range_type ((struct type *) NULL, range_type, 0, 0); | |
374 | } | |
85f0a848 FF |
375 | if (result_type == NULL) |
376 | { | |
377 | result_type = alloc_type (TYPE_OBJFILE (element_type)); | |
378 | } | |
1ab3bf1b JG |
379 | TYPE_CODE (result_type) = TYPE_CODE_ARRAY; |
380 | TYPE_TARGET_TYPE (result_type) = element_type; | |
a8a69e63 FF |
381 | low_bound = TYPE_FIELD_BITPOS (range_type, 0); |
382 | high_bound = TYPE_FIELD_BITPOS (range_type, 1); | |
85f0a848 FF |
383 | TYPE_LENGTH (result_type) = |
384 | TYPE_LENGTH (element_type) * (high_bound - low_bound + 1); | |
1ab3bf1b | 385 | TYPE_NFIELDS (result_type) = 1; |
a8a69e63 FF |
386 | TYPE_FIELDS (result_type) = |
387 | (struct field *) TYPE_ALLOC (result_type, sizeof (struct field)); | |
85f0a848 | 388 | memset (TYPE_FIELDS (result_type), 0, sizeof (struct field)); |
8050a57b | 389 | TYPE_FIELD_TYPE (result_type, 0) = range_type; |
1ab3bf1b JG |
390 | TYPE_VPTR_FIELDNO (result_type) = -1; |
391 | ||
392 | return (result_type); | |
393 | } | |
394 | ||
c4413e2c FF |
395 | /* Create a string type using either a blank type supplied in RESULT_TYPE, |
396 | or creating a new type. String types are similar enough to array of | |
397 | char types that we can use create_array_type to build the basic type | |
398 | and then bash it into a string type. | |
399 | ||
400 | For fixed length strings, the range type contains 0 as the lower | |
401 | bound and the length of the string minus one as the upper bound. | |
402 | ||
403 | FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make | |
404 | sure it is TYPE_CODE_UNDEF before we bash it into a string type? */ | |
405 | ||
406 | struct type * | |
407 | create_string_type (result_type, range_type) | |
408 | struct type *result_type; | |
409 | struct type *range_type; | |
410 | { | |
411 | result_type = create_array_type (result_type, builtin_type_char, range_type); | |
412 | TYPE_CODE (result_type) = TYPE_CODE_STRING; | |
413 | return (result_type); | |
414 | } | |
1ab3bf1b JG |
415 | |
416 | /* Smash TYPE to be a type of members of DOMAIN with type TO_TYPE. | |
417 | A MEMBER is a wierd thing -- it amounts to a typed offset into | |
418 | a struct, e.g. "an int at offset 8". A MEMBER TYPE doesn't | |
419 | include the offset (that's the value of the MEMBER itself), but does | |
420 | include the structure type into which it points (for some reason). | |
421 | ||
c2e4669f | 422 | When "smashing" the type, we preserve the objfile that the |
1ab3bf1b | 423 | old type pointed to, since we aren't changing where the type is actually |
c2e4669f | 424 | allocated. */ |
1ab3bf1b JG |
425 | |
426 | void | |
427 | smash_to_member_type (type, domain, to_type) | |
428 | struct type *type; | |
429 | struct type *domain; | |
430 | struct type *to_type; | |
431 | { | |
432 | struct objfile *objfile; | |
433 | ||
434 | objfile = TYPE_OBJFILE (type); | |
435 | ||
dac9734e | 436 | memset ((char *) type, 0, sizeof (struct type)); |
1ab3bf1b JG |
437 | TYPE_OBJFILE (type) = objfile; |
438 | TYPE_TARGET_TYPE (type) = to_type; | |
439 | TYPE_DOMAIN_TYPE (type) = domain; | |
440 | TYPE_LENGTH (type) = 1; /* In practice, this is never needed. */ | |
441 | TYPE_CODE (type) = TYPE_CODE_MEMBER; | |
442 | } | |
443 | ||
444 | /* Smash TYPE to be a type of method of DOMAIN with type TO_TYPE. | |
445 | METHOD just means `function that gets an extra "this" argument'. | |
446 | ||
c2e4669f | 447 | When "smashing" the type, we preserve the objfile that the |
1ab3bf1b | 448 | old type pointed to, since we aren't changing where the type is actually |
c2e4669f | 449 | allocated. */ |
1ab3bf1b JG |
450 | |
451 | void | |
452 | smash_to_method_type (type, domain, to_type, args) | |
453 | struct type *type; | |
454 | struct type *domain; | |
455 | struct type *to_type; | |
456 | struct type **args; | |
457 | { | |
458 | struct objfile *objfile; | |
459 | ||
460 | objfile = TYPE_OBJFILE (type); | |
461 | ||
dac9734e | 462 | memset ((char *) type, 0, sizeof (struct type)); |
1ab3bf1b JG |
463 | TYPE_OBJFILE (type) = objfile; |
464 | TYPE_TARGET_TYPE (type) = to_type; | |
465 | TYPE_DOMAIN_TYPE (type) = domain; | |
466 | TYPE_ARG_TYPES (type) = args; | |
467 | TYPE_LENGTH (type) = 1; /* In practice, this is never needed. */ | |
468 | TYPE_CODE (type) = TYPE_CODE_METHOD; | |
469 | } | |
470 | ||
471 | /* Return a typename for a struct/union/enum type | |
472 | without the tag qualifier. If the type has a NULL name, | |
473 | NULL is returned. */ | |
474 | ||
475 | char * | |
476 | type_name_no_tag (type) | |
477 | register const struct type *type; | |
478 | { | |
479 | register char *name; | |
480 | ||
481 | if ((name = TYPE_NAME (type)) != NULL) | |
482 | { | |
483 | switch (TYPE_CODE (type)) | |
484 | { | |
485 | case TYPE_CODE_STRUCT: | |
486 | if(!strncmp (name, "struct ", 7)) | |
487 | { | |
488 | name += 7; | |
489 | } | |
490 | break; | |
491 | case TYPE_CODE_UNION: | |
492 | if(!strncmp (name, "union ", 6)) | |
493 | { | |
494 | name += 6; | |
495 | } | |
496 | break; | |
497 | case TYPE_CODE_ENUM: | |
498 | if(!strncmp (name, "enum ", 5)) | |
499 | { | |
500 | name += 5; | |
501 | } | |
502 | break; | |
ac88ca20 JG |
503 | default: /* To avoid -Wall warnings */ |
504 | break; | |
1ab3bf1b JG |
505 | } |
506 | } | |
507 | return (name); | |
508 | } | |
509 | ||
510 | /* Lookup a primitive type named NAME. | |
511 | Return zero if NAME is not a primitive type.*/ | |
512 | ||
513 | struct type * | |
514 | lookup_primitive_typename (name) | |
515 | char *name; | |
516 | { | |
517 | struct type ** const *p; | |
518 | ||
519 | for (p = current_language -> la_builtin_type_vector; *p != NULL; p++) | |
520 | { | |
2e4964ad | 521 | if (STREQ ((**p) -> name, name)) |
1ab3bf1b JG |
522 | { |
523 | return (**p); | |
524 | } | |
525 | } | |
526 | return (NULL); | |
527 | } | |
528 | ||
529 | /* Lookup a typedef or primitive type named NAME, | |
530 | visible in lexical block BLOCK. | |
531 | If NOERR is nonzero, return zero if NAME is not suitably defined. */ | |
532 | ||
533 | struct type * | |
534 | lookup_typename (name, block, noerr) | |
535 | char *name; | |
536 | struct block *block; | |
537 | int noerr; | |
538 | { | |
539 | register struct symbol *sym; | |
540 | register struct type *tmp; | |
541 | ||
542 | sym = lookup_symbol (name, block, VAR_NAMESPACE, 0, (struct symtab **) NULL); | |
543 | if (sym == NULL || SYMBOL_CLASS (sym) != LOC_TYPEDEF) | |
544 | { | |
545 | tmp = lookup_primitive_typename (name); | |
546 | if (tmp) | |
547 | { | |
548 | return (tmp); | |
549 | } | |
550 | else if (!tmp && noerr) | |
551 | { | |
552 | return (NULL); | |
553 | } | |
554 | else | |
555 | { | |
556 | error ("No type named %s.", name); | |
557 | } | |
558 | } | |
559 | return (SYMBOL_TYPE (sym)); | |
560 | } | |
561 | ||
562 | struct type * | |
563 | lookup_unsigned_typename (name) | |
564 | char *name; | |
565 | { | |
566 | char *uns = alloca (strlen (name) + 10); | |
567 | ||
568 | strcpy (uns, "unsigned "); | |
569 | strcpy (uns + 9, name); | |
570 | return (lookup_typename (uns, (struct block *) NULL, 0)); | |
571 | } | |
572 | ||
a252e715 PB |
573 | struct type * |
574 | lookup_signed_typename (name) | |
575 | char *name; | |
576 | { | |
577 | struct type *t; | |
578 | char *uns = alloca (strlen (name) + 8); | |
579 | ||
580 | strcpy (uns, "signed "); | |
581 | strcpy (uns + 7, name); | |
582 | t = lookup_typename (uns, (struct block *) NULL, 1); | |
583 | /* If we don't find "signed FOO" just try again with plain "FOO". */ | |
584 | if (t != NULL) | |
585 | return t; | |
586 | return lookup_typename (name, (struct block *) NULL, 0); | |
587 | } | |
588 | ||
1ab3bf1b JG |
589 | /* Lookup a structure type named "struct NAME", |
590 | visible in lexical block BLOCK. */ | |
591 | ||
592 | struct type * | |
593 | lookup_struct (name, block) | |
594 | char *name; | |
595 | struct block *block; | |
596 | { | |
597 | register struct symbol *sym; | |
598 | ||
599 | sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0, | |
600 | (struct symtab **) NULL); | |
601 | ||
602 | if (sym == NULL) | |
603 | { | |
604 | error ("No struct type named %s.", name); | |
605 | } | |
2640f7e1 JG |
606 | if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT) |
607 | { | |
608 | error ("This context has class, union or enum %s, not a struct.", name); | |
609 | } | |
610 | return (SYMBOL_TYPE (sym)); | |
1ab3bf1b JG |
611 | } |
612 | ||
613 | /* Lookup a union type named "union NAME", | |
614 | visible in lexical block BLOCK. */ | |
615 | ||
616 | struct type * | |
617 | lookup_union (name, block) | |
618 | char *name; | |
619 | struct block *block; | |
620 | { | |
621 | register struct symbol *sym; | |
622 | ||
623 | sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0, | |
624 | (struct symtab **) NULL); | |
625 | ||
626 | if (sym == NULL) | |
627 | { | |
628 | error ("No union type named %s.", name); | |
629 | } | |
2640f7e1 JG |
630 | if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_UNION) |
631 | { | |
632 | error ("This context has class, struct or enum %s, not a union.", name); | |
633 | } | |
634 | return (SYMBOL_TYPE (sym)); | |
1ab3bf1b JG |
635 | } |
636 | ||
637 | /* Lookup an enum type named "enum NAME", | |
638 | visible in lexical block BLOCK. */ | |
639 | ||
640 | struct type * | |
641 | lookup_enum (name, block) | |
642 | char *name; | |
643 | struct block *block; | |
644 | { | |
645 | register struct symbol *sym; | |
646 | ||
647 | sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0, | |
648 | (struct symtab **) NULL); | |
649 | if (sym == NULL) | |
650 | { | |
651 | error ("No enum type named %s.", name); | |
652 | } | |
2640f7e1 JG |
653 | if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_ENUM) |
654 | { | |
655 | error ("This context has class, struct or union %s, not an enum.", name); | |
656 | } | |
657 | return (SYMBOL_TYPE (sym)); | |
1ab3bf1b JG |
658 | } |
659 | ||
660 | /* Lookup a template type named "template NAME<TYPE>", | |
661 | visible in lexical block BLOCK. */ | |
662 | ||
663 | struct type * | |
664 | lookup_template_type (name, type, block) | |
665 | char *name; | |
666 | struct type *type; | |
667 | struct block *block; | |
668 | { | |
669 | struct symbol *sym; | |
670 | char *nam = (char*) alloca(strlen(name) + strlen(type->name) + 4); | |
671 | strcpy (nam, name); | |
672 | strcat (nam, "<"); | |
673 | strcat (nam, type->name); | |
674 | strcat (nam, " >"); /* FIXME, extra space still introduced in gcc? */ | |
675 | ||
676 | sym = lookup_symbol (nam, block, VAR_NAMESPACE, 0, (struct symtab **)NULL); | |
677 | ||
678 | if (sym == NULL) | |
679 | { | |
680 | error ("No template type named %s.", name); | |
681 | } | |
682 | if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT) | |
683 | { | |
684 | error ("This context has class, union or enum %s, not a struct.", name); | |
685 | } | |
686 | return (SYMBOL_TYPE (sym)); | |
687 | } | |
688 | ||
689 | /* Given a type TYPE, lookup the type of the component of type named | |
690 | NAME. | |
691 | If NOERR is nonzero, return zero if NAME is not suitably defined. */ | |
692 | ||
693 | struct type * | |
694 | lookup_struct_elt_type (type, name, noerr) | |
695 | struct type *type; | |
696 | char *name; | |
697 | int noerr; | |
698 | { | |
699 | int i; | |
700 | ||
5c5b5d4b PB |
701 | if (TYPE_CODE (type) == TYPE_CODE_PTR || |
702 | TYPE_CODE (type) == TYPE_CODE_REF) | |
703 | type = TYPE_TARGET_TYPE (type); | |
704 | ||
1ab3bf1b JG |
705 | if (TYPE_CODE (type) != TYPE_CODE_STRUCT && |
706 | TYPE_CODE (type) != TYPE_CODE_UNION) | |
707 | { | |
708 | target_terminal_ours (); | |
709 | fflush (stdout); | |
710 | fprintf (stderr, "Type "); | |
711 | type_print (type, "", stderr, -1); | |
712 | error (" is not a structure or union type."); | |
713 | } | |
714 | ||
715 | check_stub_type (type); | |
716 | ||
717 | for (i = TYPE_NFIELDS (type) - 1; i >= TYPE_N_BASECLASSES (type); i--) | |
718 | { | |
719 | char *t_field_name = TYPE_FIELD_NAME (type, i); | |
720 | ||
2e4964ad | 721 | if (t_field_name && STREQ (t_field_name, name)) |
1ab3bf1b JG |
722 | { |
723 | return TYPE_FIELD_TYPE (type, i); | |
724 | } | |
725 | } | |
726 | ||
727 | /* OK, it's not in this class. Recursively check the baseclasses. */ | |
728 | for (i = TYPE_N_BASECLASSES (type) - 1; i >= 0; i--) | |
729 | { | |
730 | struct type *t; | |
731 | ||
732 | t = lookup_struct_elt_type (TYPE_BASECLASS (type, i), name, 0); | |
733 | if (t != NULL) | |
734 | { | |
735 | return t; | |
736 | } | |
737 | } | |
738 | ||
739 | if (noerr) | |
740 | { | |
741 | return NULL; | |
742 | } | |
743 | ||
744 | target_terminal_ours (); | |
745 | fflush (stdout); | |
746 | fprintf (stderr, "Type "); | |
747 | type_print (type, "", stderr, -1); | |
748 | fprintf (stderr, " has no component named "); | |
749 | fputs_filtered (name, stderr); | |
750 | error ("."); | |
751 | return (struct type *)-1; /* For lint */ | |
752 | } | |
753 | ||
754 | /* This function is really horrible, but to avoid it, there would need | |
755 | to be more filling in of forward references. */ | |
756 | ||
757 | void | |
758 | fill_in_vptr_fieldno (type) | |
759 | struct type *type; | |
760 | { | |
761 | if (TYPE_VPTR_FIELDNO (type) < 0) | |
762 | { | |
763 | int i; | |
764 | for (i = 1; i < TYPE_N_BASECLASSES (type); i++) | |
765 | { | |
766 | fill_in_vptr_fieldno (TYPE_BASECLASS (type, i)); | |
767 | if (TYPE_VPTR_FIELDNO (TYPE_BASECLASS (type, i)) >= 0) | |
768 | { | |
769 | TYPE_VPTR_FIELDNO (type) | |
770 | = TYPE_VPTR_FIELDNO (TYPE_BASECLASS (type, i)); | |
771 | TYPE_VPTR_BASETYPE (type) | |
772 | = TYPE_VPTR_BASETYPE (TYPE_BASECLASS (type, i)); | |
773 | break; | |
774 | } | |
775 | } | |
776 | } | |
777 | } | |
778 | ||
779 | /* Added by Bryan Boreham, Kewill, Sun Sep 17 18:07:17 1989. | |
780 | ||
781 | If this is a stubbed struct (i.e. declared as struct foo *), see if | |
782 | we can find a full definition in some other file. If so, copy this | |
783 | definition, so we can use it in future. If not, set a flag so we | |
784 | don't waste too much time in future. (FIXME, this doesn't seem | |
785 | to be happening...) | |
786 | ||
787 | This used to be coded as a macro, but I don't think it is called | |
788 | often enough to merit such treatment. | |
789 | */ | |
790 | ||
791 | struct complaint stub_noname_complaint = | |
792 | {"stub type has NULL name", 0, 0}; | |
793 | ||
794 | void | |
795 | check_stub_type (type) | |
796 | struct type *type; | |
797 | { | |
798 | if (TYPE_FLAGS(type) & TYPE_FLAG_STUB) | |
799 | { | |
800 | char* name = type_name_no_tag (type); | |
801 | struct symbol *sym; | |
802 | if (name == NULL) | |
803 | { | |
51b80b00 | 804 | complain (&stub_noname_complaint); |
1ab3bf1b JG |
805 | return; |
806 | } | |
807 | sym = lookup_symbol (name, 0, STRUCT_NAMESPACE, 0, | |
808 | (struct symtab **) NULL); | |
809 | if (sym) | |
810 | { | |
93fe4e33 | 811 | memcpy ((char *)type, (char *)SYMBOL_TYPE(sym), sizeof (struct type)); |
1ab3bf1b JG |
812 | } |
813 | } | |
814 | } | |
815 | ||
816 | /* Ugly hack to convert method stubs into method types. | |
817 | ||
818 | He ain't kiddin'. This demangles the name of the method into a string | |
819 | including argument types, parses out each argument type, generates | |
820 | a string casting a zero to that type, evaluates the string, and stuffs | |
821 | the resulting type into an argtype vector!!! Then it knows the type | |
822 | of the whole function (including argument types for overloading), | |
823 | which info used to be in the stab's but was removed to hack back | |
824 | the space required for them. */ | |
825 | ||
826 | void | |
827 | check_stub_method (type, i, j) | |
828 | struct type *type; | |
829 | int i; | |
830 | int j; | |
831 | { | |
832 | struct fn_field *f; | |
833 | char *mangled_name = gdb_mangle_name (type, i, j); | |
8050a57b FF |
834 | char *demangled_name = cplus_demangle (mangled_name, |
835 | DMGL_PARAMS | DMGL_ANSI); | |
1ab3bf1b JG |
836 | char *argtypetext, *p; |
837 | int depth = 0, argcount = 1; | |
838 | struct type **argtypes; | |
839 | struct type *mtype; | |
840 | ||
841 | if (demangled_name == NULL) | |
842 | { | |
843 | error ("Internal: Cannot demangle mangled name `%s'.", mangled_name); | |
844 | } | |
845 | ||
846 | /* Now, read in the parameters that define this type. */ | |
847 | argtypetext = strchr (demangled_name, '(') + 1; | |
848 | p = argtypetext; | |
849 | while (*p) | |
850 | { | |
851 | if (*p == '(') | |
852 | { | |
853 | depth += 1; | |
854 | } | |
855 | else if (*p == ')') | |
856 | { | |
857 | depth -= 1; | |
858 | } | |
859 | else if (*p == ',' && depth == 0) | |
860 | { | |
861 | argcount += 1; | |
862 | } | |
863 | ||
864 | p += 1; | |
865 | } | |
866 | ||
867 | /* We need two more slots: one for the THIS pointer, and one for the | |
868 | NULL [...] or void [end of arglist]. */ | |
869 | ||
870 | argtypes = (struct type **) | |
dac9734e | 871 | TYPE_ALLOC (type, (argcount + 2) * sizeof (struct type *)); |
1ab3bf1b JG |
872 | p = argtypetext; |
873 | argtypes[0] = lookup_pointer_type (type); | |
874 | argcount = 1; | |
875 | ||
876 | if (*p != ')') /* () means no args, skip while */ | |
877 | { | |
878 | depth = 0; | |
879 | while (*p) | |
880 | { | |
881 | if (depth <= 0 && (*p == ',' || *p == ')')) | |
882 | { | |
883 | argtypes[argcount] = | |
884 | parse_and_eval_type (argtypetext, p - argtypetext); | |
885 | argcount += 1; | |
886 | argtypetext = p + 1; | |
887 | } | |
888 | ||
889 | if (*p == '(') | |
890 | { | |
891 | depth += 1; | |
892 | } | |
893 | else if (*p == ')') | |
894 | { | |
895 | depth -= 1; | |
896 | } | |
897 | ||
898 | p += 1; | |
899 | } | |
900 | } | |
901 | ||
c0f1085b | 902 | if (p[-2] != '.') /* Not '...' */ |
1ab3bf1b | 903 | { |
c0f1085b | 904 | argtypes[argcount] = builtin_type_void; /* List terminator */ |
1ab3bf1b JG |
905 | } |
906 | else | |
907 | { | |
c0f1085b | 908 | argtypes[argcount] = NULL; /* Ellist terminator */ |
1ab3bf1b JG |
909 | } |
910 | ||
911 | free (demangled_name); | |
912 | ||
913 | f = TYPE_FN_FIELDLIST1 (type, i); | |
914 | TYPE_FN_FIELD_PHYSNAME (f, j) = mangled_name; | |
915 | ||
916 | /* Now update the old "stub" type into a real type. */ | |
917 | mtype = TYPE_FN_FIELD_TYPE (f, j); | |
918 | TYPE_DOMAIN_TYPE (mtype) = type; | |
919 | TYPE_ARG_TYPES (mtype) = argtypes; | |
920 | TYPE_FLAGS (mtype) &= ~TYPE_FLAG_STUB; | |
921 | TYPE_FN_FIELD_STUB (f, j) = 0; | |
922 | } | |
923 | ||
0213d96f | 924 | const struct cplus_struct_type cplus_struct_default; |
1ab3bf1b JG |
925 | |
926 | void | |
927 | allocate_cplus_struct_type (type) | |
928 | struct type *type; | |
929 | { | |
930 | if (!HAVE_CPLUS_STRUCT (type)) | |
931 | { | |
932 | TYPE_CPLUS_SPECIFIC (type) = (struct cplus_struct_type *) | |
dac9734e | 933 | TYPE_ALLOC (type, sizeof (struct cplus_struct_type)); |
1ab3bf1b JG |
934 | *(TYPE_CPLUS_SPECIFIC(type)) = cplus_struct_default; |
935 | } | |
936 | } | |
937 | ||
50e0dc41 FF |
938 | /* Helper function to initialize the standard scalar types. |
939 | ||
940 | If NAME is non-NULL and OBJFILE is non-NULL, then we make a copy | |
941 | of the string pointed to by name in the type_obstack for that objfile, | |
942 | and initialize the type name to that copy. There are places (mipsread.c | |
943 | in particular, where init_type is called with a NULL value for NAME). */ | |
1ab3bf1b JG |
944 | |
945 | struct type * | |
946 | init_type (code, length, flags, name, objfile) | |
947 | enum type_code code; | |
948 | int length; | |
949 | int flags; | |
950 | char *name; | |
951 | struct objfile *objfile; | |
952 | { | |
953 | register struct type *type; | |
954 | ||
955 | type = alloc_type (objfile); | |
956 | TYPE_CODE (type) = code; | |
957 | TYPE_LENGTH (type) = length; | |
958 | TYPE_FLAGS (type) |= flags; | |
50e0dc41 FF |
959 | if ((name != NULL) && (objfile != NULL)) |
960 | { | |
961 | TYPE_NAME (type) = | |
962 | obsavestring (name, strlen (name), &objfile -> type_obstack); | |
963 | } | |
964 | else | |
965 | { | |
966 | TYPE_NAME (type) = name; | |
967 | } | |
1ab3bf1b JG |
968 | |
969 | /* C++ fancies. */ | |
970 | ||
971 | if (code == TYPE_CODE_STRUCT || code == TYPE_CODE_UNION) | |
972 | { | |
973 | INIT_CPLUS_SPECIFIC (type); | |
974 | } | |
975 | return (type); | |
976 | } | |
977 | ||
978 | /* Look up a fundamental type for the specified objfile. | |
979 | May need to construct such a type if this is the first use. | |
980 | ||
981 | Some object file formats (ELF, COFF, etc) do not define fundamental | |
982 | types such as "int" or "double". Others (stabs for example), do | |
983 | define fundamental types. | |
984 | ||
985 | For the formats which don't provide fundamental types, gdb can create | |
bf229b4e FF |
986 | such types, using defaults reasonable for the current language and |
987 | the current target machine. | |
988 | ||
989 | NOTE: This routine is obsolescent. Each debugging format reader | |
990 | should manage it's own fundamental types, either creating them from | |
991 | suitable defaults or reading them from the debugging information, | |
992 | whichever is appropriate. The DWARF reader has already been | |
993 | fixed to do this. Once the other readers are fixed, this routine | |
994 | will go away. Also note that fundamental types should be managed | |
995 | on a compilation unit basis in a multi-language environment, not | |
996 | on a linkage unit basis as is done here. */ | |
997 | ||
1ab3bf1b JG |
998 | |
999 | struct type * | |
1000 | lookup_fundamental_type (objfile, typeid) | |
1001 | struct objfile *objfile; | |
1002 | int typeid; | |
1003 | { | |
1ab3bf1b JG |
1004 | register struct type **typep; |
1005 | register int nbytes; | |
1006 | ||
1007 | if (typeid < 0 || typeid >= FT_NUM_MEMBERS) | |
1008 | { | |
1009 | error ("internal error - invalid fundamental type id %d", typeid); | |
1010 | } | |
bf229b4e FF |
1011 | |
1012 | /* If this is the first time we need a fundamental type for this objfile | |
1013 | then we need to initialize the vector of type pointers. */ | |
1014 | ||
1015 | if (objfile -> fundamental_types == NULL) | |
1ab3bf1b | 1016 | { |
bf229b4e FF |
1017 | nbytes = FT_NUM_MEMBERS * sizeof (struct type *); |
1018 | objfile -> fundamental_types = (struct type **) | |
1019 | obstack_alloc (&objfile -> type_obstack, nbytes); | |
1020 | memset ((char *) objfile -> fundamental_types, 0, nbytes); | |
1ab3bf1b | 1021 | } |
bf229b4e FF |
1022 | |
1023 | /* Look for this particular type in the fundamental type vector. If one is | |
1024 | not found, create and install one appropriate for the current language. */ | |
1025 | ||
1026 | typep = objfile -> fundamental_types + typeid; | |
1027 | if (*typep == NULL) | |
1028 | { | |
1029 | *typep = create_fundamental_type (objfile, typeid); | |
1030 | } | |
1031 | ||
1032 | return (*typep); | |
1ab3bf1b JG |
1033 | } |
1034 | ||
0239d9b3 FF |
1035 | #if MAINTENANCE_CMDS |
1036 | ||
8050a57b FF |
1037 | static void |
1038 | print_bit_vector (bits, nbits) | |
1039 | B_TYPE *bits; | |
1040 | int nbits; | |
0239d9b3 | 1041 | { |
8050a57b FF |
1042 | int bitno; |
1043 | ||
1044 | for (bitno = 0; bitno < nbits; bitno++) | |
0239d9b3 | 1045 | { |
8050a57b FF |
1046 | if ((bitno % 8) == 0) |
1047 | { | |
1048 | puts_filtered (" "); | |
1049 | } | |
1050 | if (B_TST (bits, bitno)) | |
1051 | { | |
1052 | printf_filtered ("1"); | |
1053 | } | |
1054 | else | |
1055 | { | |
1056 | printf_filtered ("0"); | |
1057 | } | |
0239d9b3 | 1058 | } |
8050a57b FF |
1059 | } |
1060 | ||
c0f1085b FF |
1061 | /* The args list is a strange beast. It is either terminated by a NULL |
1062 | pointer for varargs functions, or by a pointer to a TYPE_CODE_VOID | |
1063 | type for normal fixed argcount functions. (FIXME someday) | |
1064 | Also note the first arg should be the "this" pointer, we may not want to | |
1065 | include it since we may get into a infinitely recursive situation. */ | |
1066 | ||
1067 | static void | |
1068 | print_arg_types (args, spaces) | |
1069 | struct type **args; | |
1070 | int spaces; | |
1071 | { | |
1072 | if (args != NULL) | |
1073 | { | |
1074 | while (*args != NULL) | |
1075 | { | |
1076 | recursive_dump_type (*args, spaces + 2); | |
1077 | if ((*args++) -> code == TYPE_CODE_VOID) | |
1078 | { | |
1079 | break; | |
1080 | } | |
1081 | } | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | static void | |
1086 | dump_fn_fieldlists (type, spaces) | |
1087 | struct type *type; | |
1088 | int spaces; | |
1089 | { | |
1090 | int method_idx; | |
1091 | int overload_idx; | |
1092 | struct fn_field *f; | |
1093 | ||
1094 | printfi_filtered (spaces, "fn_fieldlists 0x%x\n", | |
1095 | TYPE_FN_FIELDLISTS (type)); | |
1096 | for (method_idx = 0; method_idx < TYPE_NFN_FIELDS (type); method_idx++) | |
1097 | { | |
1098 | f = TYPE_FN_FIELDLIST1 (type, method_idx); | |
1099 | printfi_filtered (spaces + 2, "[%d] name '%s' (0x%x) length %d\n", | |
1100 | method_idx, | |
1101 | TYPE_FN_FIELDLIST_NAME (type, method_idx), | |
1102 | TYPE_FN_FIELDLIST_NAME (type, method_idx), | |
1103 | TYPE_FN_FIELDLIST_LENGTH (type, method_idx)); | |
1104 | for (overload_idx = 0; | |
1105 | overload_idx < TYPE_FN_FIELDLIST_LENGTH (type, method_idx); | |
1106 | overload_idx++) | |
1107 | { | |
1108 | printfi_filtered (spaces + 4, "[%d] physname '%s' (0x%x)\n", | |
1109 | overload_idx, | |
1110 | TYPE_FN_FIELD_PHYSNAME (f, overload_idx), | |
1111 | TYPE_FN_FIELD_PHYSNAME (f, overload_idx)); | |
1112 | printfi_filtered (spaces + 8, "type 0x%x\n", | |
1113 | TYPE_FN_FIELD_TYPE (f, overload_idx)); | |
1114 | recursive_dump_type (TYPE_FN_FIELD_TYPE (f, overload_idx), | |
1115 | spaces + 8 + 2); | |
1116 | printfi_filtered (spaces + 8, "args 0x%x\n", | |
1117 | TYPE_FN_FIELD_ARGS (f, overload_idx)); | |
1118 | print_arg_types (TYPE_FN_FIELD_ARGS (f, overload_idx), spaces); | |
1119 | printfi_filtered (spaces + 8, "fcontext 0x%x\n", | |
1120 | TYPE_FN_FIELD_FCONTEXT (f, overload_idx)); | |
1121 | printfi_filtered (spaces + 8, "is_const %d\n", | |
1122 | TYPE_FN_FIELD_CONST (f, overload_idx)); | |
1123 | printfi_filtered (spaces + 8, "is_volatile %d\n", | |
1124 | TYPE_FN_FIELD_VOLATILE (f, overload_idx)); | |
1125 | printfi_filtered (spaces + 8, "is_private %d\n", | |
1126 | TYPE_FN_FIELD_PRIVATE (f, overload_idx)); | |
1127 | printfi_filtered (spaces + 8, "is_protected %d\n", | |
1128 | TYPE_FN_FIELD_PROTECTED (f, overload_idx)); | |
1129 | printfi_filtered (spaces + 8, "is_stub %d\n", | |
1130 | TYPE_FN_FIELD_STUB (f, overload_idx)); | |
d07734e3 | 1131 | printfi_filtered (spaces + 8, "voffset %u\n", |
c0f1085b FF |
1132 | TYPE_FN_FIELD_VOFFSET (f, overload_idx)); |
1133 | } | |
1134 | } | |
1135 | } | |
1136 | ||
8050a57b FF |
1137 | static void |
1138 | print_cplus_stuff (type, spaces) | |
1139 | struct type *type; | |
1140 | int spaces; | |
1141 | { | |
c0f1085b | 1142 | printfi_filtered (spaces, "n_baseclasses %d\n", |
8050a57b | 1143 | TYPE_N_BASECLASSES (type)); |
c0f1085b FF |
1144 | printfi_filtered (spaces, "nfn_fields %d\n", |
1145 | TYPE_NFN_FIELDS (type)); | |
1146 | printfi_filtered (spaces, "nfn_fields_total %d\n", | |
1147 | TYPE_NFN_FIELDS_TOTAL (type)); | |
8050a57b | 1148 | if (TYPE_N_BASECLASSES (type) > 0) |
0239d9b3 | 1149 | { |
d07734e3 | 1150 | printfi_filtered (spaces, "virtual_field_bits (%d bits at *0x%x)", |
8050a57b FF |
1151 | TYPE_N_BASECLASSES (type), |
1152 | TYPE_FIELD_VIRTUAL_BITS (type)); | |
1153 | print_bit_vector (TYPE_FIELD_VIRTUAL_BITS (type), | |
1154 | TYPE_N_BASECLASSES (type)); | |
1155 | puts_filtered ("\n"); | |
0239d9b3 | 1156 | } |
8050a57b | 1157 | if (TYPE_NFIELDS (type) > 0) |
0239d9b3 | 1158 | { |
8050a57b FF |
1159 | if (TYPE_FIELD_PRIVATE_BITS (type) != NULL) |
1160 | { | |
d07734e3 | 1161 | printfi_filtered (spaces, "private_field_bits (%d bits at *0x%x)", |
8050a57b FF |
1162 | TYPE_NFIELDS (type), |
1163 | TYPE_FIELD_PRIVATE_BITS (type)); | |
1164 | print_bit_vector (TYPE_FIELD_PRIVATE_BITS (type), | |
1165 | TYPE_NFIELDS (type)); | |
1166 | puts_filtered ("\n"); | |
1167 | } | |
1168 | if (TYPE_FIELD_PROTECTED_BITS (type) != NULL) | |
0239d9b3 | 1169 | { |
d07734e3 | 1170 | printfi_filtered (spaces, "protected_field_bits (%d bits at *0x%x)", |
8050a57b FF |
1171 | TYPE_NFIELDS (type), |
1172 | TYPE_FIELD_PROTECTED_BITS (type)); | |
1173 | print_bit_vector (TYPE_FIELD_PROTECTED_BITS (type), | |
1174 | TYPE_NFIELDS (type)); | |
1175 | puts_filtered ("\n"); | |
0239d9b3 FF |
1176 | } |
1177 | } | |
c0f1085b FF |
1178 | if (TYPE_NFN_FIELDS (type) > 0) |
1179 | { | |
1180 | dump_fn_fieldlists (type, spaces); | |
1181 | } | |
8050a57b FF |
1182 | } |
1183 | ||
1184 | void | |
1185 | recursive_dump_type (type, spaces) | |
1186 | struct type *type; | |
1187 | int spaces; | |
1188 | { | |
1189 | int idx; | |
0239d9b3 | 1190 | |
c0f1085b FF |
1191 | printfi_filtered (spaces, "type node 0x%x\n", type); |
1192 | printfi_filtered (spaces, "name '%s' (0x%x)\n", TYPE_NAME (type), | |
8050a57b | 1193 | TYPE_NAME (type) ? TYPE_NAME (type) : "<NULL>"); |
c0f1085b | 1194 | printfi_filtered (spaces, "code 0x%x ", TYPE_CODE (type)); |
8050a57b | 1195 | switch (TYPE_CODE (type)) |
0239d9b3 | 1196 | { |
8050a57b | 1197 | case TYPE_CODE_UNDEF: |
c0f1085b | 1198 | printf_filtered ("(TYPE_CODE_UNDEF)"); |
8050a57b FF |
1199 | break; |
1200 | case TYPE_CODE_PTR: | |
c0f1085b | 1201 | printf_filtered ("(TYPE_CODE_PTR)"); |
8050a57b FF |
1202 | break; |
1203 | case TYPE_CODE_ARRAY: | |
c0f1085b | 1204 | printf_filtered ("(TYPE_CODE_ARRAY)"); |
8050a57b FF |
1205 | break; |
1206 | case TYPE_CODE_STRUCT: | |
c0f1085b | 1207 | printf_filtered ("(TYPE_CODE_STRUCT)"); |
8050a57b FF |
1208 | break; |
1209 | case TYPE_CODE_UNION: | |
c0f1085b | 1210 | printf_filtered ("(TYPE_CODE_UNION)"); |
8050a57b FF |
1211 | break; |
1212 | case TYPE_CODE_ENUM: | |
c0f1085b | 1213 | printf_filtered ("(TYPE_CODE_ENUM)"); |
8050a57b FF |
1214 | break; |
1215 | case TYPE_CODE_FUNC: | |
c0f1085b | 1216 | printf_filtered ("(TYPE_CODE_FUNC)"); |
8050a57b FF |
1217 | break; |
1218 | case TYPE_CODE_INT: | |
c0f1085b | 1219 | printf_filtered ("(TYPE_CODE_INT)"); |
8050a57b FF |
1220 | break; |
1221 | case TYPE_CODE_FLT: | |
c0f1085b | 1222 | printf_filtered ("(TYPE_CODE_FLT)"); |
8050a57b FF |
1223 | break; |
1224 | case TYPE_CODE_VOID: | |
c0f1085b | 1225 | printf_filtered ("(TYPE_CODE_VOID)"); |
8050a57b FF |
1226 | break; |
1227 | case TYPE_CODE_SET: | |
c0f1085b | 1228 | printf_filtered ("(TYPE_CODE_SET)"); |
8050a57b FF |
1229 | break; |
1230 | case TYPE_CODE_RANGE: | |
c0f1085b | 1231 | printf_filtered ("(TYPE_CODE_RANGE)"); |
8050a57b | 1232 | break; |
c4413e2c FF |
1233 | case TYPE_CODE_STRING: |
1234 | printf_filtered ("(TYPE_CODE_STRING)"); | |
8050a57b FF |
1235 | break; |
1236 | case TYPE_CODE_ERROR: | |
c0f1085b | 1237 | printf_filtered ("(TYPE_CODE_ERROR)"); |
8050a57b FF |
1238 | break; |
1239 | case TYPE_CODE_MEMBER: | |
c0f1085b | 1240 | printf_filtered ("(TYPE_CODE_MEMBER)"); |
8050a57b FF |
1241 | break; |
1242 | case TYPE_CODE_METHOD: | |
c0f1085b | 1243 | printf_filtered ("(TYPE_CODE_METHOD)"); |
8050a57b FF |
1244 | break; |
1245 | case TYPE_CODE_REF: | |
c0f1085b | 1246 | printf_filtered ("(TYPE_CODE_REF)"); |
8050a57b FF |
1247 | break; |
1248 | case TYPE_CODE_CHAR: | |
c0f1085b | 1249 | printf_filtered ("(TYPE_CODE_CHAR)"); |
8050a57b FF |
1250 | break; |
1251 | case TYPE_CODE_BOOL: | |
c0f1085b | 1252 | printf_filtered ("(TYPE_CODE_BOOL)"); |
8050a57b FF |
1253 | break; |
1254 | default: | |
c0f1085b | 1255 | printf_filtered ("(UNKNOWN TYPE CODE)"); |
8050a57b | 1256 | break; |
0239d9b3 | 1257 | } |
8050a57b | 1258 | puts_filtered ("\n"); |
c0f1085b FF |
1259 | printfi_filtered (spaces, "length %d\n", TYPE_LENGTH (type)); |
1260 | printfi_filtered (spaces, "objfile 0x%x\n", TYPE_OBJFILE (type)); | |
1261 | printfi_filtered (spaces, "target_type 0x%x\n", TYPE_TARGET_TYPE (type)); | |
8050a57b FF |
1262 | if (TYPE_TARGET_TYPE (type) != NULL) |
1263 | { | |
1264 | recursive_dump_type (TYPE_TARGET_TYPE (type), spaces + 2); | |
1265 | } | |
c0f1085b | 1266 | printfi_filtered (spaces, "pointer_type 0x%x\n", |
8050a57b | 1267 | TYPE_POINTER_TYPE (type)); |
c0f1085b | 1268 | printfi_filtered (spaces, "reference_type 0x%x\n", |
8050a57b | 1269 | TYPE_REFERENCE_TYPE (type)); |
c0f1085b | 1270 | printfi_filtered (spaces, "function_type 0x%x\n", |
8050a57b | 1271 | TYPE_FUNCTION_TYPE (type)); |
c0f1085b | 1272 | printfi_filtered (spaces, "flags 0x%x", TYPE_FLAGS (type)); |
8050a57b FF |
1273 | if (TYPE_FLAGS (type) & TYPE_FLAG_UNSIGNED) |
1274 | { | |
1275 | puts_filtered (" TYPE_FLAG_UNSIGNED"); | |
1276 | } | |
1277 | if (TYPE_FLAGS (type) & TYPE_FLAG_SIGNED) | |
1278 | { | |
1279 | puts_filtered (" TYPE_FLAG_SIGNED"); | |
1280 | } | |
1281 | if (TYPE_FLAGS (type) & TYPE_FLAG_STUB) | |
1282 | { | |
1283 | puts_filtered (" TYPE_FLAG_STUB"); | |
1284 | } | |
1285 | puts_filtered ("\n"); | |
c0f1085b | 1286 | printfi_filtered (spaces, "nfields %d 0x%x\n", TYPE_NFIELDS (type), |
8050a57b FF |
1287 | TYPE_FIELDS (type)); |
1288 | for (idx = 0; idx < TYPE_NFIELDS (type); idx++) | |
1289 | { | |
1290 | printfi_filtered (spaces + 2, | |
c0f1085b | 1291 | "[%d] bitpos %d bitsize %d type 0x%x name '%s' (0x%x)\n", |
8050a57b FF |
1292 | idx, TYPE_FIELD_BITPOS (type, idx), |
1293 | TYPE_FIELD_BITSIZE (type, idx), | |
1294 | TYPE_FIELD_TYPE (type, idx), | |
1295 | TYPE_FIELD_NAME (type, idx), | |
1296 | TYPE_FIELD_NAME (type, idx) != NULL | |
1297 | ? TYPE_FIELD_NAME (type, idx) | |
1298 | : "<NULL>"); | |
1299 | if (TYPE_FIELD_TYPE (type, idx) != NULL) | |
1300 | { | |
1301 | recursive_dump_type (TYPE_FIELD_TYPE (type, idx), spaces + 4); | |
1302 | } | |
1303 | } | |
c0f1085b | 1304 | printfi_filtered (spaces, "vptr_basetype 0x%x\n", |
8050a57b FF |
1305 | TYPE_VPTR_BASETYPE (type)); |
1306 | if (TYPE_VPTR_BASETYPE (type) != NULL) | |
1307 | { | |
1308 | recursive_dump_type (TYPE_VPTR_BASETYPE (type), spaces + 2); | |
1309 | } | |
c0f1085b | 1310 | printfi_filtered (spaces, "vptr_fieldno %d\n", TYPE_VPTR_FIELDNO (type)); |
8050a57b | 1311 | switch (TYPE_CODE (type)) |
0239d9b3 FF |
1312 | { |
1313 | case TYPE_CODE_METHOD: | |
1314 | case TYPE_CODE_FUNC: | |
c0f1085b FF |
1315 | printfi_filtered (spaces, "arg_types 0x%x\n", TYPE_ARG_TYPES (type)); |
1316 | print_arg_types (TYPE_ARG_TYPES (type), spaces); | |
0239d9b3 FF |
1317 | break; |
1318 | ||
1319 | case TYPE_CODE_STRUCT: | |
d07734e3 FF |
1320 | printfi_filtered (spaces, "cplus_stuff 0x%x\n", |
1321 | TYPE_CPLUS_SPECIFIC (type)); | |
8050a57b | 1322 | print_cplus_stuff (type, spaces); |
0239d9b3 | 1323 | break; |
d07734e3 FF |
1324 | |
1325 | default: | |
1326 | /* We have to pick one of the union types to be able print and test | |
1327 | the value. Pick cplus_struct_type, even though we know it isn't | |
1328 | any particular one. */ | |
1329 | printfi_filtered (spaces, "type_specific 0x%x", | |
1330 | TYPE_CPLUS_SPECIFIC (type)); | |
1331 | if (TYPE_CPLUS_SPECIFIC (type) != NULL) | |
1332 | { | |
1333 | printf_filtered (" (unknown data form)"); | |
1334 | } | |
1335 | printf_filtered ("\n"); | |
1336 | break; | |
1337 | ||
0239d9b3 FF |
1338 | } |
1339 | } | |
1340 | ||
1341 | #endif /* MAINTENANCE_CMDS */ | |
c4413e2c FF |
1342 | |
1343 | void | |
1344 | _initialize_gdbtypes () | |
1345 | { | |
1346 | builtin_type_void = | |
1347 | init_type (TYPE_CODE_VOID, 1, | |
1348 | 0, | |
1349 | "void", (struct objfile *) NULL); | |
1350 | builtin_type_char = | |
1351 | init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
1352 | 0, | |
1353 | "char", (struct objfile *) NULL); | |
1354 | builtin_type_signed_char = | |
1355 | init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
1356 | TYPE_FLAG_SIGNED, | |
1357 | "signed char", (struct objfile *) NULL); | |
1358 | builtin_type_unsigned_char = | |
1359 | init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
1360 | TYPE_FLAG_UNSIGNED, | |
1361 | "unsigned char", (struct objfile *) NULL); | |
1362 | builtin_type_short = | |
1363 | init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
1364 | 0, | |
1365 | "short", (struct objfile *) NULL); | |
1366 | builtin_type_unsigned_short = | |
1367 | init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT, | |
1368 | TYPE_FLAG_UNSIGNED, | |
1369 | "unsigned short", (struct objfile *) NULL); | |
1370 | builtin_type_int = | |
1371 | init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
1372 | 0, | |
1373 | "int", (struct objfile *) NULL); | |
1374 | builtin_type_unsigned_int = | |
1375 | init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT, | |
1376 | TYPE_FLAG_UNSIGNED, | |
1377 | "unsigned int", (struct objfile *) NULL); | |
1378 | builtin_type_long = | |
1379 | init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
1380 | 0, | |
1381 | "long", (struct objfile *) NULL); | |
1382 | builtin_type_unsigned_long = | |
1383 | init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT, | |
1384 | TYPE_FLAG_UNSIGNED, | |
1385 | "unsigned long", (struct objfile *) NULL); | |
1386 | builtin_type_long_long = | |
1387 | init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
1388 | 0, | |
1389 | "long long", (struct objfile *) NULL); | |
1390 | builtin_type_unsigned_long_long = | |
1391 | init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT, | |
1392 | TYPE_FLAG_UNSIGNED, | |
1393 | "unsigned long long", (struct objfile *) NULL); | |
1394 | builtin_type_float = | |
1395 | init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT, | |
1396 | 0, | |
1397 | "float", (struct objfile *) NULL); | |
1398 | builtin_type_double = | |
1399 | init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT, | |
1400 | 0, | |
1401 | "double", (struct objfile *) NULL); | |
1402 | builtin_type_long_double = | |
1403 | init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT, | |
1404 | 0, | |
1405 | "long double", (struct objfile *) NULL); | |
1406 | builtin_type_complex = | |
1407 | init_type (TYPE_CODE_FLT, TARGET_COMPLEX_BIT / TARGET_CHAR_BIT, | |
1408 | 0, | |
1409 | "complex", (struct objfile *) NULL); | |
1410 | builtin_type_double_complex = | |
1411 | init_type (TYPE_CODE_FLT, TARGET_DOUBLE_COMPLEX_BIT / TARGET_CHAR_BIT, | |
1412 | 0, | |
1413 | "double complex", (struct objfile *) NULL); | |
1414 | builtin_type_string = | |
1415 | init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT, | |
1416 | 0, | |
1417 | "string", (struct objfile *) NULL); | |
1418 | } |