Commit | Line | Data |
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c906108c | 1 | /* Support for printing C values for GDB, the GNU debugger. |
1bac305b | 2 | |
32d0add0 | 3 | Copyright (C) 1986-2015 Free Software Foundation, Inc. |
c906108c | 4 | |
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
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 | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 10 | (at your option) any later version. |
c906108c | 11 | |
c5aa993b JM |
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. | |
c906108c | 16 | |
c5aa993b | 17 | You should have received a copy of the GNU General Public License |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
19 | |
20 | #include "defs.h" | |
21 | #include "symtab.h" | |
22 | #include "gdbtypes.h" | |
23 | #include "expression.h" | |
24 | #include "value.h" | |
c906108c SS |
25 | #include "valprint.h" |
26 | #include "language.h" | |
27 | #include "c-lang.h" | |
015a42b4 | 28 | #include "cp-abi.h" |
e2d0e7eb | 29 | #include "target.h" |
77e371c0 | 30 | #include "objfiles.h" |
c906108c | 31 | \f |
c5aa993b | 32 | |
96c07c5b | 33 | /* A helper for c_textual_element_type. This checks the name of the |
6c7a06a3 TT |
34 | typedef. This is bogus but it isn't apparent that the compiler |
35 | provides us the help we may need. */ | |
36 | ||
37 | static int | |
38 | textual_name (const char *name) | |
39 | { | |
40 | return (!strcmp (name, "wchar_t") | |
41 | || !strcmp (name, "char16_t") | |
42 | || !strcmp (name, "char32_t")); | |
43 | } | |
44 | ||
ea37ba09 DJ |
45 | /* Apply a heuristic to decide whether an array of TYPE or a pointer |
46 | to TYPE should be printed as a textual string. Return non-zero if | |
47 | it should, or zero if it should be treated as an array of integers | |
aff410f1 MS |
48 | or pointer to integers. FORMAT is the current format letter, or 0 |
49 | if none. | |
ea37ba09 DJ |
50 | |
51 | We guess that "char" is a character. Explicitly signed and | |
52 | unsigned character types are also characters. Integer data from | |
53 | vector types is not. The user can override this by using the /s | |
54 | format letter. */ | |
55 | ||
96c07c5b TT |
56 | int |
57 | c_textual_element_type (struct type *type, char format) | |
ea37ba09 | 58 | { |
85e306ed | 59 | struct type *true_type, *iter_type; |
ea37ba09 DJ |
60 | |
61 | if (format != 0 && format != 's') | |
62 | return 0; | |
63 | ||
85e306ed TT |
64 | /* We also rely on this for its side effect of setting up all the |
65 | typedef pointers. */ | |
66 | true_type = check_typedef (type); | |
67 | ||
ea37ba09 DJ |
68 | /* TYPE_CODE_CHAR is always textual. */ |
69 | if (TYPE_CODE (true_type) == TYPE_CODE_CHAR) | |
70 | return 1; | |
85e306ed | 71 | |
6c7a06a3 TT |
72 | /* Any other character-like types must be integral. */ |
73 | if (TYPE_CODE (true_type) != TYPE_CODE_INT) | |
74 | return 0; | |
75 | ||
85e306ed TT |
76 | /* We peel typedefs one by one, looking for a match. */ |
77 | iter_type = type; | |
78 | while (iter_type) | |
79 | { | |
80 | /* Check the name of the type. */ | |
81 | if (TYPE_NAME (iter_type) && textual_name (TYPE_NAME (iter_type))) | |
82 | return 1; | |
83 | ||
84 | if (TYPE_CODE (iter_type) != TYPE_CODE_TYPEDEF) | |
85 | break; | |
86 | ||
87 | /* Peel a single typedef. If the typedef doesn't have a target | |
88 | type, we use check_typedef and hope the result is ok -- it | |
89 | might be for C++, where wchar_t is a built-in type. */ | |
90 | if (TYPE_TARGET_TYPE (iter_type)) | |
91 | iter_type = TYPE_TARGET_TYPE (iter_type); | |
92 | else | |
93 | iter_type = check_typedef (iter_type); | |
94 | } | |
ea37ba09 DJ |
95 | |
96 | if (format == 's') | |
97 | { | |
aff410f1 MS |
98 | /* Print this as a string if we can manage it. For now, no wide |
99 | character support. */ | |
ea37ba09 DJ |
100 | if (TYPE_CODE (true_type) == TYPE_CODE_INT |
101 | && TYPE_LENGTH (true_type) == 1) | |
102 | return 1; | |
103 | } | |
104 | else | |
105 | { | |
106 | /* If a one-byte TYPE_CODE_INT is missing the not-a-character | |
107 | flag, then we treat it as text; otherwise, we assume it's | |
108 | being used as data. */ | |
109 | if (TYPE_CODE (true_type) == TYPE_CODE_INT | |
110 | && TYPE_LENGTH (true_type) == 1 | |
111 | && !TYPE_NOTTEXT (true_type)) | |
112 | return 1; | |
113 | } | |
114 | ||
115 | return 0; | |
116 | } | |
117 | ||
e88acd96 TT |
118 | /* Decorations for C. */ |
119 | ||
120 | static const struct generic_val_print_decorations c_decorations = | |
121 | { | |
122 | "", | |
123 | " + ", | |
124 | " * I", | |
125 | "true", | |
126 | "false", | |
127 | "void" | |
128 | }; | |
129 | ||
1033c33c SM |
130 | /* Print a pointer based on the type of its target. |
131 | ||
132 | Arguments to this functions are roughly the same as those in c_val_print. | |
133 | A difference is that ADDRESS is the address to print, with embedded_offset | |
134 | already added. UNRESOLVED_ELTTYPE and ELTTYPE represent the pointed type, | |
135 | respectively before and after check_typedef. */ | |
136 | ||
137 | static void | |
138 | print_unpacked_pointer (struct type *type, struct type *elttype, | |
139 | struct type *unresolved_elttype, | |
140 | const gdb_byte *valaddr, int embedded_offset, | |
141 | CORE_ADDR address, struct ui_file *stream, int recurse, | |
142 | const struct value_print_options *options) | |
143 | { | |
144 | int want_space = 0; | |
145 | struct gdbarch *gdbarch = get_type_arch (type); | |
146 | ||
147 | if (TYPE_CODE (elttype) == TYPE_CODE_FUNC) | |
148 | { | |
149 | /* Try to print what function it points to. */ | |
150 | print_function_pointer_address (options, gdbarch, address, stream); | |
151 | return; | |
152 | } | |
153 | ||
154 | if (options->symbol_print) | |
155 | want_space = print_address_demangle (options, gdbarch, address, stream, | |
156 | demangle); | |
157 | else if (options->addressprint) | |
158 | { | |
159 | fputs_filtered (paddress (gdbarch, address), stream); | |
160 | want_space = 1; | |
161 | } | |
162 | ||
163 | /* For a pointer to a textual type, also print the string | |
164 | pointed to, unless pointer is null. */ | |
165 | ||
166 | if (c_textual_element_type (unresolved_elttype, options->format) | |
167 | && address != 0) | |
168 | { | |
169 | if (want_space) | |
170 | fputs_filtered (" ", stream); | |
171 | val_print_string (unresolved_elttype, NULL, address, -1, stream, options); | |
172 | } | |
173 | else if (cp_is_vtbl_member (type)) | |
174 | { | |
175 | /* Print vtbl's nicely. */ | |
176 | CORE_ADDR vt_address = unpack_pointer (type, valaddr + embedded_offset); | |
177 | struct bound_minimal_symbol msymbol = | |
178 | lookup_minimal_symbol_by_pc (vt_address); | |
179 | ||
180 | /* If 'symbol_print' is set, we did the work above. */ | |
181 | if (!options->symbol_print | |
182 | && (msymbol.minsym != NULL) | |
183 | && (vt_address == BMSYMBOL_VALUE_ADDRESS (msymbol))) | |
184 | { | |
185 | if (want_space) | |
186 | fputs_filtered (" ", stream); | |
187 | fputs_filtered (" <", stream); | |
188 | fputs_filtered (MSYMBOL_PRINT_NAME (msymbol.minsym), stream); | |
189 | fputs_filtered (">", stream); | |
190 | want_space = 1; | |
191 | } | |
192 | ||
193 | if (vt_address && options->vtblprint) | |
194 | { | |
195 | struct value *vt_val; | |
196 | struct symbol *wsym = (struct symbol *) NULL; | |
197 | struct type *wtype; | |
198 | struct block *block = (struct block *) NULL; | |
199 | struct field_of_this_result is_this_fld; | |
200 | ||
201 | if (want_space) | |
202 | fputs_filtered (" ", stream); | |
203 | ||
204 | if (msymbol.minsym != NULL) | |
205 | wsym = lookup_symbol (MSYMBOL_LINKAGE_NAME(msymbol.minsym), block, | |
206 | VAR_DOMAIN, &is_this_fld); | |
207 | ||
208 | if (wsym) | |
209 | { | |
210 | wtype = SYMBOL_TYPE (wsym); | |
211 | } | |
212 | else | |
213 | { | |
214 | wtype = unresolved_elttype; | |
215 | } | |
216 | vt_val = value_at (wtype, vt_address); | |
217 | common_val_print (vt_val, stream, recurse + 1, options, | |
218 | current_language); | |
219 | if (options->prettyformat) | |
220 | { | |
221 | fprintf_filtered (stream, "\n"); | |
222 | print_spaces_filtered (2 + 2 * recurse, stream); | |
223 | } | |
224 | } | |
225 | } | |
226 | } | |
227 | ||
32b72a42 | 228 | /* See val_print for a description of the various parameters of this |
d3eab38a | 229 | function; they are identical. */ |
c906108c | 230 | |
d3eab38a | 231 | void |
aff410f1 MS |
232 | c_val_print (struct type *type, const gdb_byte *valaddr, |
233 | int embedded_offset, CORE_ADDR address, | |
234 | struct ui_file *stream, int recurse, | |
0e03807e | 235 | const struct value *original_value, |
79a45b7d | 236 | const struct value_print_options *options) |
c906108c | 237 | { |
50810684 | 238 | struct gdbarch *gdbarch = get_type_arch (type); |
e17a4113 | 239 | enum bfd_endian byte_order = gdbarch_byte_order (gdbarch); |
c906108c | 240 | unsigned len; |
6c7a06a3 TT |
241 | struct type *elttype, *unresolved_elttype; |
242 | struct type *unresolved_type = type; | |
c906108c | 243 | unsigned eltlen; |
c906108c SS |
244 | CORE_ADDR addr; |
245 | ||
246 | CHECK_TYPEDEF (type); | |
247 | switch (TYPE_CODE (type)) | |
248 | { | |
f6b93c34 | 249 | unsigned int i = 0; /* Number of characters printed. */ |
c906108c | 250 | case TYPE_CODE_ARRAY: |
6c7a06a3 TT |
251 | unresolved_elttype = TYPE_TARGET_TYPE (type); |
252 | elttype = check_typedef (unresolved_elttype); | |
253 | if (TYPE_LENGTH (type) > 0 && TYPE_LENGTH (unresolved_elttype) > 0) | |
c906108c | 254 | { |
dbc98a8b KW |
255 | LONGEST low_bound, high_bound; |
256 | ||
257 | if (!get_array_bounds (type, &low_bound, &high_bound)) | |
258 | error (_("Could not determine the array high bound")); | |
259 | ||
c906108c | 260 | eltlen = TYPE_LENGTH (elttype); |
dbc98a8b | 261 | len = high_bound - low_bound + 1; |
2a998fc0 | 262 | if (options->prettyformat_arrays) |
c906108c SS |
263 | { |
264 | print_spaces_filtered (2 + 2 * recurse, stream); | |
265 | } | |
ea37ba09 | 266 | |
0e03807e TT |
267 | /* Print arrays of textual chars with a string syntax, as |
268 | long as the entire array is valid. */ | |
aff410f1 MS |
269 | if (c_textual_element_type (unresolved_elttype, |
270 | options->format) | |
9fc6d940 PA |
271 | && value_bytes_available (original_value, embedded_offset, |
272 | TYPE_LENGTH (type)) | |
9a0dc9e3 PA |
273 | && !value_bits_any_optimized_out (original_value, |
274 | TARGET_CHAR_BIT * embedded_offset, | |
275 | TARGET_CHAR_BIT * TYPE_LENGTH (type))) | |
c906108c | 276 | { |
0d63ecda KS |
277 | int force_ellipses = 0; |
278 | ||
aff410f1 MS |
279 | /* If requested, look for the first null char and only |
280 | print elements up to it. */ | |
79a45b7d | 281 | if (options->stop_print_at_null) |
c906108c | 282 | { |
745b8ca0 | 283 | unsigned int temp_len; |
c5aa993b | 284 | |
c906108c | 285 | for (temp_len = 0; |
6c7a06a3 TT |
286 | (temp_len < len |
287 | && temp_len < options->print_max | |
288 | && extract_unsigned_integer (valaddr + embedded_offset | |
289 | + temp_len * eltlen, | |
421d5d99 | 290 | eltlen, byte_order) != 0); |
6c7a06a3 TT |
291 | ++temp_len) |
292 | ; | |
0d63ecda KS |
293 | |
294 | /* Force LA_PRINT_STRING to print ellipses if | |
295 | we've printed the maximum characters and | |
296 | the next character is not \000. */ | |
297 | if (temp_len == options->print_max && temp_len < len) | |
298 | { | |
299 | ULONGEST val | |
300 | = extract_unsigned_integer (valaddr + embedded_offset | |
301 | + temp_len * eltlen, | |
302 | eltlen, byte_order); | |
303 | if (val != 0) | |
304 | force_ellipses = 1; | |
305 | } | |
306 | ||
c906108c SS |
307 | len = temp_len; |
308 | } | |
c5aa993b | 309 | |
6c7a06a3 | 310 | LA_PRINT_STRING (stream, unresolved_elttype, |
be759fcf | 311 | valaddr + embedded_offset, len, |
0d63ecda | 312 | NULL, force_ellipses, options); |
c906108c SS |
313 | i = len; |
314 | } | |
315 | else | |
316 | { | |
317 | fprintf_filtered (stream, "{"); | |
318 | /* If this is a virtual function table, print the 0th | |
aff410f1 MS |
319 | entry specially, and the rest of the members |
320 | normally. */ | |
c906108c SS |
321 | if (cp_is_vtbl_ptr_type (elttype)) |
322 | { | |
323 | i = 1; | |
aff410f1 MS |
324 | fprintf_filtered (stream, _("%d vtable entries"), |
325 | len - 1); | |
c906108c SS |
326 | } |
327 | else | |
328 | { | |
329 | i = 0; | |
330 | } | |
490f124f PA |
331 | val_print_array_elements (type, valaddr, embedded_offset, |
332 | address, stream, | |
333 | recurse, original_value, options, i); | |
c906108c SS |
334 | fprintf_filtered (stream, "}"); |
335 | } | |
336 | break; | |
337 | } | |
1033c33c SM |
338 | /* Array of unspecified length: treat like pointer to first elt. */ |
339 | print_unpacked_pointer (type, elttype, unresolved_elttype, valaddr, | |
340 | embedded_offset, address + embedded_offset, | |
341 | stream, recurse, options); | |
342 | break; | |
c906108c | 343 | |
0d5de010 DJ |
344 | case TYPE_CODE_METHODPTR: |
345 | cplus_print_method_ptr (valaddr + embedded_offset, type, stream); | |
346 | break; | |
347 | ||
c906108c | 348 | case TYPE_CODE_PTR: |
79a45b7d | 349 | if (options->format && options->format != 's') |
c906108c | 350 | { |
ab2188aa PA |
351 | val_print_scalar_formatted (type, valaddr, embedded_offset, |
352 | original_value, options, 0, stream); | |
c906108c SS |
353 | break; |
354 | } | |
79a45b7d | 355 | if (options->vtblprint && cp_is_vtbl_ptr_type (type)) |
c906108c | 356 | { |
c5aa993b | 357 | /* Print the unmangled name if desired. */ |
c906108c | 358 | /* Print vtable entry - we only get here if we ARE using |
aff410f1 MS |
359 | -fvtable_thunks. (Otherwise, look under |
360 | TYPE_CODE_STRUCT.) */ | |
4478b372 JB |
361 | CORE_ADDR addr |
362 | = extract_typed_address (valaddr + embedded_offset, type); | |
c5504eaf | 363 | |
edf0c1b7 | 364 | print_function_pointer_address (options, gdbarch, addr, stream); |
c906108c SS |
365 | break; |
366 | } | |
6c7a06a3 TT |
367 | unresolved_elttype = TYPE_TARGET_TYPE (type); |
368 | elttype = check_typedef (unresolved_elttype); | |
1033c33c SM |
369 | addr = unpack_pointer (type, valaddr + embedded_offset); |
370 | print_unpacked_pointer (type, elttype, unresolved_elttype, valaddr, | |
371 | embedded_offset, addr, stream, recurse, options); | |
c906108c SS |
372 | break; |
373 | ||
c906108c | 374 | case TYPE_CODE_UNION: |
79a45b7d | 375 | if (recurse && !options->unionprint) |
c906108c SS |
376 | { |
377 | fprintf_filtered (stream, "{...}"); | |
378 | break; | |
379 | } | |
380 | /* Fall through. */ | |
381 | case TYPE_CODE_STRUCT: | |
0963b4bd | 382 | /*FIXME: Abstract this away. */ |
79a45b7d | 383 | if (options->vtblprint && cp_is_vtbl_ptr_type (type)) |
c906108c | 384 | { |
c5aa993b | 385 | /* Print the unmangled name if desired. */ |
c906108c | 386 | /* Print vtable entry - we only get here if NOT using |
aff410f1 MS |
387 | -fvtable_thunks. (Otherwise, look under |
388 | TYPE_CODE_PTR.) */ | |
389 | int offset = (embedded_offset | |
390 | + TYPE_FIELD_BITPOS (type, | |
391 | VTBL_FNADDR_OFFSET) / 8); | |
392 | struct type *field_type = TYPE_FIELD_TYPE (type, | |
393 | VTBL_FNADDR_OFFSET); | |
4478b372 JB |
394 | CORE_ADDR addr |
395 | = extract_typed_address (valaddr + offset, field_type); | |
396 | ||
edf0c1b7 | 397 | print_function_pointer_address (options, gdbarch, addr, stream); |
c906108c SS |
398 | } |
399 | else | |
edf3d5f3 | 400 | cp_print_value_fields_rtti (type, valaddr, |
aff410f1 MS |
401 | embedded_offset, address, |
402 | stream, recurse, | |
403 | original_value, options, | |
404 | NULL, 0); | |
c906108c SS |
405 | break; |
406 | ||
c906108c | 407 | case TYPE_CODE_INT: |
79a45b7d | 408 | if (options->format || options->output_format) |
c906108c | 409 | { |
79a45b7d | 410 | struct value_print_options opts = *options; |
c5504eaf | 411 | |
79a45b7d TT |
412 | opts.format = (options->format ? options->format |
413 | : options->output_format); | |
ab2188aa PA |
414 | val_print_scalar_formatted (type, valaddr, embedded_offset, |
415 | original_value, &opts, 0, stream); | |
c906108c SS |
416 | } |
417 | else | |
418 | { | |
aff410f1 MS |
419 | val_print_type_code_int (type, valaddr + embedded_offset, |
420 | stream); | |
421 | /* C and C++ has no single byte int type, char is used | |
422 | instead. Since we don't know whether the value is really | |
423 | intended to be used as an integer or a character, print | |
424 | the character equivalent as well. */ | |
96c07c5b | 425 | if (c_textual_element_type (unresolved_type, options->format)) |
c906108c SS |
426 | { |
427 | fputs_filtered (" ", stream); | |
447b483c | 428 | LA_PRINT_CHAR (unpack_long (type, valaddr + embedded_offset), |
6c7a06a3 | 429 | unresolved_type, stream); |
c906108c SS |
430 | } |
431 | } | |
432 | break; | |
433 | ||
e88acd96 TT |
434 | case TYPE_CODE_MEMBERPTR: |
435 | if (!options->format) | |
c906108c | 436 | { |
e88acd96 TT |
437 | cp_print_class_member (valaddr + embedded_offset, type, stream, "&"); |
438 | break; | |
c906108c | 439 | } |
e88acd96 | 440 | /* FALLTHROUGH */ |
c906108c | 441 | |
e88acd96 TT |
442 | case TYPE_CODE_REF: |
443 | case TYPE_CODE_ENUM: | |
444 | case TYPE_CODE_FLAGS: | |
445 | case TYPE_CODE_FUNC: | |
446 | case TYPE_CODE_METHOD: | |
447 | case TYPE_CODE_BOOL: | |
448 | case TYPE_CODE_RANGE: | |
c906108c | 449 | case TYPE_CODE_FLT: |
7678ef8f | 450 | case TYPE_CODE_DECFLOAT: |
c906108c | 451 | case TYPE_CODE_VOID: |
c906108c | 452 | case TYPE_CODE_ERROR: |
c906108c | 453 | case TYPE_CODE_UNDEF: |
fca9e603 | 454 | case TYPE_CODE_COMPLEX: |
e88acd96 | 455 | case TYPE_CODE_CHAR: |
c906108c | 456 | default: |
e88acd96 TT |
457 | generic_val_print (type, valaddr, embedded_offset, address, |
458 | stream, recurse, original_value, options, | |
459 | &c_decorations); | |
460 | break; | |
c906108c SS |
461 | } |
462 | gdb_flush (stream); | |
c906108c SS |
463 | } |
464 | \f | |
8e069a98 | 465 | void |
79a45b7d TT |
466 | c_value_print (struct value *val, struct ui_file *stream, |
467 | const struct value_print_options *options) | |
c906108c | 468 | { |
6c7a06a3 | 469 | struct type *type, *real_type, *val_type; |
c906108c | 470 | int full, top, using_enc; |
79a45b7d TT |
471 | struct value_print_options opts = *options; |
472 | ||
473 | opts.deref_ref = 1; | |
c5aa993b | 474 | |
c906108c SS |
475 | /* If it is a pointer, indicate what it points to. |
476 | ||
477 | Print type also if it is a reference. | |
478 | ||
479 | C++: if it is a member pointer, we will take care | |
480 | of that when we print it. */ | |
88750304 | 481 | |
6c7a06a3 TT |
482 | /* Preserve the original type before stripping typedefs. We prefer |
483 | to pass down the original type when possible, but for local | |
484 | checks it is better to look past the typedefs. */ | |
485 | val_type = value_type (val); | |
486 | type = check_typedef (val_type); | |
88750304 DJ |
487 | |
488 | if (TYPE_CODE (type) == TYPE_CODE_PTR | |
489 | || TYPE_CODE (type) == TYPE_CODE_REF) | |
c906108c SS |
490 | { |
491 | /* Hack: remove (char *) for char strings. Their | |
ea37ba09 | 492 | type is indicated by the quoted string anyway. |
96c07c5b | 493 | (Don't use c_textual_element_type here; quoted strings |
6c7a06a3 TT |
494 | are always exactly (char *), (wchar_t *), or the like. */ |
495 | if (TYPE_CODE (val_type) == TYPE_CODE_PTR | |
496 | && TYPE_NAME (val_type) == NULL | |
497 | && TYPE_NAME (TYPE_TARGET_TYPE (val_type)) != NULL | |
aff410f1 MS |
498 | && (strcmp (TYPE_NAME (TYPE_TARGET_TYPE (val_type)), |
499 | "char") == 0 | |
6c7a06a3 | 500 | || textual_name (TYPE_NAME (TYPE_TARGET_TYPE (val_type))))) |
c906108c | 501 | { |
aff410f1 | 502 | /* Print nothing. */ |
c906108c | 503 | } |
79a45b7d | 504 | else if (options->objectprint |
4753d33b | 505 | && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_STRUCT)) |
c5aa993b | 506 | { |
5f2e6b00 TT |
507 | int is_ref = TYPE_CODE (type) == TYPE_CODE_REF; |
508 | ||
509 | if (is_ref) | |
510 | val = value_addr (val); | |
070ad9f0 | 511 | |
aff410f1 | 512 | /* Pointer to class, check real type of object. */ |
c906108c | 513 | fprintf_filtered (stream, "("); |
ec0a52e1 PA |
514 | |
515 | if (value_entirely_available (val)) | |
516 | { | |
dfcee124 AG |
517 | real_type = value_rtti_indirect_type (val, &full, &top, |
518 | &using_enc); | |
ec0a52e1 PA |
519 | if (real_type) |
520 | { | |
521 | /* RTTI entry found. */ | |
dfcee124 AG |
522 | type = real_type; |
523 | ||
ec0a52e1 | 524 | /* Need to adjust pointer value. */ |
5f2e6b00 TT |
525 | val = value_from_pointer (real_type, |
526 | value_as_address (val) - top); | |
527 | ||
528 | if (is_ref) | |
529 | { | |
530 | val = value_ref (value_ind (val)); | |
531 | type = value_type (val); | |
532 | } | |
ec0a52e1 PA |
533 | |
534 | /* Note: When we look up RTTI entries, we don't get | |
535 | any information on const or volatile | |
536 | attributes. */ | |
537 | } | |
538 | } | |
c4093a6a | 539 | type_print (type, "", stream, -1); |
c906108c | 540 | fprintf_filtered (stream, ") "); |
6c7a06a3 | 541 | val_type = type; |
c5aa993b | 542 | } |
c906108c SS |
543 | else |
544 | { | |
c5aa993b | 545 | /* normal case */ |
c906108c | 546 | fprintf_filtered (stream, "("); |
88750304 | 547 | type_print (value_type (val), "", stream, -1); |
c906108c SS |
548 | fprintf_filtered (stream, ") "); |
549 | } | |
550 | } | |
88750304 | 551 | |
42be36b3 CT |
552 | if (!value_initialized (val)) |
553 | fprintf_filtered (stream, " [uninitialized] "); | |
554 | ||
4753d33b | 555 | if (options->objectprint && (TYPE_CODE (type) == TYPE_CODE_STRUCT)) |
c906108c | 556 | { |
aff410f1 | 557 | /* Attempt to determine real type of object. */ |
c906108c | 558 | real_type = value_rtti_type (val, &full, &top, &using_enc); |
c5aa993b JM |
559 | if (real_type) |
560 | { | |
aff410f1 MS |
561 | /* We have RTTI information, so use it. */ |
562 | val = value_full_object (val, real_type, | |
563 | full, top, using_enc); | |
c5aa993b JM |
564 | fprintf_filtered (stream, "(%s%s) ", |
565 | TYPE_NAME (real_type), | |
3d263c1d | 566 | full ? "" : _(" [incomplete object]")); |
aff410f1 MS |
567 | /* Print out object: enclosing type is same as real_type if |
568 | full. */ | |
8e069a98 TT |
569 | val_print (value_enclosing_type (val), |
570 | value_contents_for_printing (val), 0, | |
571 | value_address (val), stream, 0, | |
572 | val, &opts, current_language); | |
573 | return; | |
aff410f1 MS |
574 | /* Note: When we look up RTTI entries, we don't get any |
575 | information on const or volatile attributes. */ | |
c5aa993b | 576 | } |
88750304 | 577 | else if (type != check_typedef (value_enclosing_type (val))) |
c5aa993b | 578 | { |
aff410f1 | 579 | /* No RTTI information, so let's do our best. */ |
c5aa993b | 580 | fprintf_filtered (stream, "(%s ?) ", |
4754a64e | 581 | TYPE_NAME (value_enclosing_type (val))); |
8e069a98 TT |
582 | val_print (value_enclosing_type (val), |
583 | value_contents_for_printing (val), 0, | |
584 | value_address (val), stream, 0, | |
585 | val, &opts, current_language); | |
586 | return; | |
c5aa993b | 587 | } |
aff410f1 | 588 | /* Otherwise, we end up at the return outside this "if". */ |
c906108c | 589 | } |
c5aa993b | 590 | |
8e069a98 TT |
591 | val_print (val_type, value_contents_for_printing (val), |
592 | value_embedded_offset (val), | |
593 | value_address (val), | |
594 | stream, 0, | |
595 | val, &opts, current_language); | |
c906108c | 596 | } |