Commit | Line | Data |
---|---|---|
4c4b4cd2 PH |
1 | /* Support for printing Ada values for GDB, the GNU debugger. |
2 | Copyright 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1997, 2001, | |
3 | 2002, 2003, 2004. | |
14f9c5c9 AS |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
21 | ||
22 | #include <ctype.h> | |
23 | #include "defs.h" | |
4c4b4cd2 | 24 | #include "gdb_string.h" |
14f9c5c9 AS |
25 | #include "symtab.h" |
26 | #include "gdbtypes.h" | |
27 | #include "expression.h" | |
28 | #include "value.h" | |
29 | #include "demangle.h" | |
30 | #include "valprint.h" | |
31 | #include "language.h" | |
32 | #include "annotate.h" | |
33 | #include "ada-lang.h" | |
34 | #include "c-lang.h" | |
04714b91 | 35 | #include "infcall.h" |
14f9c5c9 | 36 | |
4c4b4cd2 | 37 | /* Encapsulates arguments to ada_val_print. */ |
d2e4a39e AS |
38 | struct ada_val_print_args |
39 | { | |
40 | struct type *type; | |
41 | char *valaddr0; | |
14f9c5c9 AS |
42 | int embedded_offset; |
43 | CORE_ADDR address; | |
44 | struct ui_file *stream; | |
45 | int format; | |
46 | int deref_ref; | |
47 | int recurse; | |
48 | enum val_prettyprint pretty; | |
49 | }; | |
50 | ||
d2e4a39e | 51 | static void print_record (struct type *, char *, struct ui_file *, int, |
14f9c5c9 AS |
52 | int, enum val_prettyprint); |
53 | ||
d2e4a39e | 54 | static int print_field_values (struct type *, char *, struct ui_file *, |
14f9c5c9 | 55 | int, int, enum val_prettyprint, |
d2e4a39e | 56 | int, struct type *, char *); |
14f9c5c9 | 57 | |
d2e4a39e AS |
58 | static int print_variant_part (struct type *, int, char *, |
59 | struct ui_file *, int, int, | |
60 | enum val_prettyprint, int, struct type *, | |
61 | char *); | |
14f9c5c9 | 62 | |
d2e4a39e AS |
63 | static void val_print_packed_array_elements (struct type *, char *valaddr, |
64 | int, struct ui_file *, int, int, | |
3b19021e | 65 | enum val_prettyprint); |
14f9c5c9 | 66 | |
d2e4a39e | 67 | static void adjust_type_signedness (struct type *); |
14f9c5c9 | 68 | |
19c1ef65 | 69 | static int ada_val_print_stub (void *args0); |
14f9c5c9 | 70 | |
d2e4a39e AS |
71 | static int ada_val_print_1 (struct type *, char *, int, CORE_ADDR, |
72 | struct ui_file *, int, int, int, | |
73 | enum val_prettyprint); | |
4c4b4cd2 | 74 | static void ada_print_floating (char *, struct type *, struct ui_file *); |
14f9c5c9 AS |
75 | \f |
76 | ||
4c4b4cd2 | 77 | /* Make TYPE unsigned if its range of values includes no negatives. */ |
d2e4a39e | 78 | static void |
4dc81987 | 79 | adjust_type_signedness (struct type *type) |
14f9c5c9 | 80 | { |
d2e4a39e | 81 | if (type != NULL && TYPE_CODE (type) == TYPE_CODE_RANGE |
14f9c5c9 AS |
82 | && TYPE_LOW_BOUND (type) >= 0) |
83 | TYPE_FLAGS (type) |= TYPE_FLAG_UNSIGNED; | |
d2e4a39e | 84 | } |
14f9c5c9 | 85 | |
0b5d8877 PH |
86 | /* Assuming TYPE is a simple, non-empty array type, prints its lower bound |
87 | on STREAM, if non-standard (i.e., other than 1 for numbers, other | |
88 | than lower bound of index type for enumerated type). Returns 1 | |
89 | if something printed, otherwise 0. */ | |
14f9c5c9 | 90 | |
d2e4a39e | 91 | static int |
ebf56fd3 | 92 | print_optional_low_bound (struct ui_file *stream, struct type *type) |
14f9c5c9 AS |
93 | { |
94 | struct type *index_type; | |
95 | long low_bound; | |
96 | ||
97 | index_type = TYPE_INDEX_TYPE (type); | |
98 | low_bound = 0; | |
99 | ||
100 | if (index_type == NULL) | |
101 | return 0; | |
d2e4a39e | 102 | if (TYPE_CODE (index_type) == TYPE_CODE_RANGE) |
14f9c5c9 AS |
103 | { |
104 | low_bound = TYPE_LOW_BOUND (index_type); | |
0b5d8877 PH |
105 | if (low_bound > TYPE_HIGH_BOUND (index_type)) |
106 | return 0; | |
14f9c5c9 AS |
107 | index_type = TYPE_TARGET_TYPE (index_type); |
108 | } | |
109 | else | |
110 | return 0; | |
d2e4a39e AS |
111 | |
112 | switch (TYPE_CODE (index_type)) | |
113 | { | |
114 | case TYPE_CODE_ENUM: | |
115 | if (low_bound == TYPE_FIELD_BITPOS (index_type, 0)) | |
116 | return 0; | |
117 | break; | |
118 | case TYPE_CODE_UNDEF: | |
119 | index_type = builtin_type_long; | |
120 | /* FALL THROUGH */ | |
121 | default: | |
122 | if (low_bound == 1) | |
123 | return 0; | |
124 | break; | |
125 | } | |
14f9c5c9 AS |
126 | |
127 | ada_print_scalar (index_type, (LONGEST) low_bound, stream); | |
128 | fprintf_filtered (stream, " => "); | |
129 | return 1; | |
130 | } | |
131 | ||
132 | /* Version of val_print_array_elements for GNAT-style packed arrays. | |
133 | Prints elements of packed array of type TYPE at bit offset | |
134 | BITOFFSET from VALADDR on STREAM. Formats according to FORMAT and | |
4c4b4cd2 PH |
135 | separates with commas. RECURSE is the recursion (nesting) level. |
136 | If PRETTY, uses "prettier" format. TYPE must have been decoded (as | |
d2e4a39e | 137 | by ada_coerce_to_simple_array). */ |
14f9c5c9 AS |
138 | |
139 | static void | |
ebf56fd3 AS |
140 | val_print_packed_array_elements (struct type *type, char *valaddr, |
141 | int bitoffset, struct ui_file *stream, | |
142 | int format, int recurse, | |
143 | enum val_prettyprint pretty) | |
14f9c5c9 AS |
144 | { |
145 | unsigned int i; | |
146 | unsigned int things_printed = 0; | |
147 | unsigned len; | |
148 | struct type *elttype; | |
149 | unsigned eltlen; | |
14f9c5c9 | 150 | unsigned long bitsize = TYPE_FIELD_BITSIZE (type, 0); |
d2e4a39e AS |
151 | struct value *mark = value_mark (); |
152 | ||
14f9c5c9 AS |
153 | elttype = TYPE_TARGET_TYPE (type); |
154 | eltlen = TYPE_LENGTH (check_typedef (elttype)); | |
155 | ||
156 | { | |
157 | LONGEST low, high; | |
158 | if (get_discrete_bounds (TYPE_FIELD_TYPE (type, 0), &low, &high) < 0) | |
159 | len = 1; | |
160 | else | |
161 | len = high - low + 1; | |
162 | } | |
163 | ||
164 | i = 0; | |
165 | annotate_array_section_begin (i, elttype); | |
166 | ||
167 | while (i < len && things_printed < print_max) | |
168 | { | |
169 | struct value *v0, *v1; | |
170 | int i0; | |
171 | ||
172 | if (i != 0) | |
173 | { | |
174 | if (prettyprint_arrays) | |
175 | { | |
176 | fprintf_filtered (stream, ",\n"); | |
177 | print_spaces_filtered (2 + 2 * recurse, stream); | |
178 | } | |
179 | else | |
180 | { | |
181 | fprintf_filtered (stream, ", "); | |
182 | } | |
183 | } | |
184 | wrap_here (n_spaces (2 + 2 * recurse)); | |
185 | ||
186 | i0 = i; | |
d2e4a39e | 187 | v0 = ada_value_primitive_packed_val (NULL, valaddr, |
14f9c5c9 AS |
188 | (i0 * bitsize) / HOST_CHAR_BIT, |
189 | (i0 * bitsize) % HOST_CHAR_BIT, | |
190 | bitsize, elttype); | |
191 | while (1) | |
192 | { | |
193 | i += 1; | |
194 | if (i >= len) | |
195 | break; | |
d2e4a39e | 196 | v1 = ada_value_primitive_packed_val (NULL, valaddr, |
14f9c5c9 AS |
197 | (i * bitsize) / HOST_CHAR_BIT, |
198 | (i * bitsize) % HOST_CHAR_BIT, | |
199 | bitsize, elttype); | |
d2e4a39e | 200 | if (memcmp (VALUE_CONTENTS (v0), VALUE_CONTENTS (v1), eltlen) != 0) |
14f9c5c9 AS |
201 | break; |
202 | } | |
203 | ||
204 | if (i - i0 > repeat_count_threshold) | |
205 | { | |
206 | val_print (elttype, VALUE_CONTENTS (v0), 0, 0, stream, format, | |
207 | 0, recurse + 1, pretty); | |
208 | annotate_elt_rep (i - i0); | |
edefbb7c | 209 | fprintf_filtered (stream, _(" <repeats %u times>"), i - i0); |
14f9c5c9 AS |
210 | annotate_elt_rep_end (); |
211 | ||
212 | } | |
213 | else | |
214 | { | |
215 | int j; | |
216 | for (j = i0; j < i; j += 1) | |
217 | { | |
d2e4a39e | 218 | if (j > i0) |
14f9c5c9 AS |
219 | { |
220 | if (prettyprint_arrays) | |
221 | { | |
222 | fprintf_filtered (stream, ",\n"); | |
223 | print_spaces_filtered (2 + 2 * recurse, stream); | |
224 | } | |
225 | else | |
226 | { | |
227 | fprintf_filtered (stream, ", "); | |
228 | } | |
229 | wrap_here (n_spaces (2 + 2 * recurse)); | |
230 | } | |
231 | val_print (elttype, VALUE_CONTENTS (v0), 0, 0, stream, format, | |
232 | 0, recurse + 1, pretty); | |
233 | annotate_elt (); | |
234 | } | |
235 | } | |
236 | things_printed += i - i0; | |
237 | } | |
238 | annotate_array_section_end (); | |
239 | if (i < len) | |
240 | { | |
241 | fprintf_filtered (stream, "..."); | |
242 | } | |
243 | ||
244 | value_free_to_mark (mark); | |
245 | } | |
246 | ||
d2e4a39e AS |
247 | static struct type * |
248 | printable_val_type (struct type *type, char *valaddr) | |
14f9c5c9 AS |
249 | { |
250 | return ada_to_fixed_type (ada_aligned_type (type), valaddr, 0, NULL); | |
251 | } | |
252 | ||
253 | /* Print the character C on STREAM as part of the contents of a literal | |
254 | string whose delimiter is QUOTER. TYPE_LEN is the length in bytes | |
4c4b4cd2 | 255 | (1 or 2) of the character. */ |
14f9c5c9 AS |
256 | |
257 | void | |
ebf56fd3 | 258 | ada_emit_char (int c, struct ui_file *stream, int quoter, int type_len) |
14f9c5c9 AS |
259 | { |
260 | if (type_len != 2) | |
261 | type_len = 1; | |
262 | ||
263 | c &= (1 << (type_len * TARGET_CHAR_BIT)) - 1; | |
264 | ||
265 | if (isascii (c) && isprint (c)) | |
266 | { | |
267 | if (c == quoter && c == '"') | |
268 | fprintf_filtered (stream, "[\"%c\"]", quoter); | |
269 | else | |
270 | fprintf_filtered (stream, "%c", c); | |
271 | } | |
272 | else | |
d2e4a39e | 273 | fprintf_filtered (stream, "[\"%0*x\"]", type_len * 2, c); |
14f9c5c9 AS |
274 | } |
275 | ||
276 | /* Character #I of STRING, given that TYPE_LEN is the size in bytes (1 | |
4c4b4cd2 | 277 | or 2) of a character. */ |
14f9c5c9 AS |
278 | |
279 | static int | |
d2e4a39e | 280 | char_at (char *string, int i, int type_len) |
14f9c5c9 AS |
281 | { |
282 | if (type_len == 1) | |
283 | return string[i]; | |
d2e4a39e AS |
284 | else |
285 | return (int) extract_unsigned_integer (string + 2 * i, 2); | |
14f9c5c9 AS |
286 | } |
287 | ||
4c4b4cd2 PH |
288 | /* Wrapper around memcpy to make it legal argument to ui_file_put */ |
289 | static void | |
290 | ui_memcpy (void *dest, const char *buffer, long len) | |
291 | { | |
292 | memcpy (dest, buffer, (size_t) len); | |
293 | ((char *) dest)[len] = '\0'; | |
294 | } | |
295 | ||
296 | /* Print a floating-point value of type TYPE, pointed to in GDB by | |
297 | VALADDR, on STREAM. Use Ada formatting conventions: there must be | |
298 | a decimal point, and at least one digit before and after the | |
299 | point. We use GNAT format for NaNs and infinities. */ | |
300 | static void | |
301 | ada_print_floating (char *valaddr, struct type *type, struct ui_file *stream) | |
302 | { | |
303 | char buffer[64]; | |
304 | char *s, *result; | |
305 | int len; | |
306 | struct ui_file *tmp_stream = mem_fileopen (); | |
307 | struct cleanup *cleanups = make_cleanup_ui_file_delete (tmp_stream); | |
308 | ||
309 | print_floating (valaddr, type, tmp_stream); | |
310 | ui_file_put (tmp_stream, ui_memcpy, buffer); | |
311 | do_cleanups (cleanups); | |
312 | ||
313 | result = buffer; | |
314 | len = strlen (result); | |
315 | ||
316 | /* Modify for Ada rules. */ | |
c3e5cd34 PH |
317 | |
318 | s = strstr (result, "inf"); | |
319 | if (s == NULL) | |
320 | s = strstr (result, "Inf"); | |
321 | if (s == NULL) | |
322 | s = strstr (result, "INF"); | |
323 | if (s != NULL) | |
4c4b4cd2 | 324 | strcpy (s, "Inf"); |
c3e5cd34 PH |
325 | |
326 | if (s == NULL) | |
4c4b4cd2 | 327 | { |
c3e5cd34 PH |
328 | s = strstr (result, "nan"); |
329 | if (s == NULL) | |
330 | s = strstr (result, "NaN"); | |
331 | if (s == NULL) | |
332 | s = strstr (result, "Nan"); | |
333 | if (s != NULL) | |
334 | { | |
335 | s[0] = s[2] = 'N'; | |
336 | if (result[0] == '-') | |
337 | result += 1; | |
338 | } | |
4c4b4cd2 | 339 | } |
c3e5cd34 PH |
340 | |
341 | if (s == NULL && strchr (result, '.') == NULL) | |
4c4b4cd2 | 342 | { |
c3e5cd34 PH |
343 | s = strchr (result, 'e'); |
344 | if (s == NULL) | |
4c4b4cd2 PH |
345 | fprintf_filtered (stream, "%s.0", result); |
346 | else | |
347 | fprintf_filtered (stream, "%.*s.0%s", (int) (s-result), result, s); | |
348 | return; | |
349 | } | |
350 | fprintf_filtered (stream, "%s", result); | |
351 | } | |
352 | ||
14f9c5c9 | 353 | void |
ebf56fd3 | 354 | ada_printchar (int c, struct ui_file *stream) |
14f9c5c9 AS |
355 | { |
356 | fputs_filtered ("'", stream); | |
357 | ada_emit_char (c, stream, '\'', 1); | |
358 | fputs_filtered ("'", stream); | |
359 | } | |
360 | ||
361 | /* [From print_type_scalar in typeprint.c]. Print VAL on STREAM in a | |
4c4b4cd2 | 362 | form appropriate for TYPE. */ |
14f9c5c9 AS |
363 | |
364 | void | |
ebf56fd3 | 365 | ada_print_scalar (struct type *type, LONGEST val, struct ui_file *stream) |
14f9c5c9 AS |
366 | { |
367 | unsigned int i; | |
368 | unsigned len; | |
369 | ||
61ee279c | 370 | type = ada_check_typedef (type); |
14f9c5c9 AS |
371 | |
372 | switch (TYPE_CODE (type)) | |
373 | { | |
374 | ||
375 | case TYPE_CODE_ENUM: | |
376 | len = TYPE_NFIELDS (type); | |
377 | for (i = 0; i < len; i++) | |
378 | { | |
379 | if (TYPE_FIELD_BITPOS (type, i) == val) | |
380 | { | |
381 | break; | |
382 | } | |
383 | } | |
384 | if (i < len) | |
385 | { | |
386 | fputs_filtered (ada_enum_name (TYPE_FIELD_NAME (type, i)), stream); | |
387 | } | |
388 | else | |
389 | { | |
390 | print_longest (stream, 'd', 0, val); | |
391 | } | |
392 | break; | |
393 | ||
394 | case TYPE_CODE_INT: | |
395 | print_longest (stream, TYPE_UNSIGNED (type) ? 'u' : 'd', 0, val); | |
396 | break; | |
397 | ||
398 | case TYPE_CODE_CHAR: | |
399 | LA_PRINT_CHAR ((unsigned char) val, stream); | |
400 | break; | |
401 | ||
402 | case TYPE_CODE_BOOL: | |
403 | fprintf_filtered (stream, val ? "true" : "false"); | |
404 | break; | |
405 | ||
406 | case TYPE_CODE_RANGE: | |
407 | ada_print_scalar (TYPE_TARGET_TYPE (type), val, stream); | |
408 | return; | |
409 | ||
410 | case TYPE_CODE_UNDEF: | |
411 | case TYPE_CODE_PTR: | |
412 | case TYPE_CODE_ARRAY: | |
413 | case TYPE_CODE_STRUCT: | |
414 | case TYPE_CODE_UNION: | |
415 | case TYPE_CODE_FUNC: | |
416 | case TYPE_CODE_FLT: | |
417 | case TYPE_CODE_VOID: | |
418 | case TYPE_CODE_SET: | |
419 | case TYPE_CODE_STRING: | |
420 | case TYPE_CODE_ERROR: | |
421 | case TYPE_CODE_MEMBER: | |
422 | case TYPE_CODE_METHOD: | |
423 | case TYPE_CODE_REF: | |
edefbb7c | 424 | warning (_("internal error: unhandled type in ada_print_scalar")); |
14f9c5c9 AS |
425 | break; |
426 | ||
427 | default: | |
edefbb7c | 428 | error (_("Invalid type code in symbol table.")); |
14f9c5c9 AS |
429 | } |
430 | gdb_flush (stream); | |
431 | } | |
432 | ||
433 | /* Print the character string STRING, printing at most LENGTH characters. | |
434 | Printing stops early if the number hits print_max; repeat counts | |
435 | are printed as appropriate. Print ellipses at the end if we | |
436 | had to stop before printing LENGTH characters, or if | |
437 | FORCE_ELLIPSES. TYPE_LEN is the length (1 or 2) of the character type. | |
438 | */ | |
439 | ||
440 | static void | |
ebf56fd3 AS |
441 | printstr (struct ui_file *stream, char *string, unsigned int length, |
442 | int force_ellipses, int type_len) | |
14f9c5c9 AS |
443 | { |
444 | unsigned int i; | |
445 | unsigned int things_printed = 0; | |
446 | int in_quotes = 0; | |
447 | int need_comma = 0; | |
448 | ||
449 | if (length == 0) | |
450 | { | |
451 | fputs_filtered ("\"\"", stream); | |
452 | return; | |
453 | } | |
454 | ||
455 | for (i = 0; i < length && things_printed < print_max; i += 1) | |
456 | { | |
457 | /* Position of the character we are examining | |
d2e4a39e | 458 | to see whether it is repeated. */ |
14f9c5c9 AS |
459 | unsigned int rep1; |
460 | /* Number of repetitions we have detected so far. */ | |
461 | unsigned int reps; | |
462 | ||
463 | QUIT; | |
464 | ||
465 | if (need_comma) | |
466 | { | |
467 | fputs_filtered (", ", stream); | |
468 | need_comma = 0; | |
469 | } | |
470 | ||
471 | rep1 = i + 1; | |
472 | reps = 1; | |
c3e5cd34 PH |
473 | while (rep1 < length |
474 | && char_at (string, rep1, type_len) == char_at (string, i, | |
475 | type_len)) | |
14f9c5c9 AS |
476 | { |
477 | rep1 += 1; | |
478 | reps += 1; | |
479 | } | |
480 | ||
481 | if (reps > repeat_count_threshold) | |
482 | { | |
483 | if (in_quotes) | |
484 | { | |
485 | if (inspect_it) | |
486 | fputs_filtered ("\\\", ", stream); | |
487 | else | |
488 | fputs_filtered ("\", ", stream); | |
489 | in_quotes = 0; | |
490 | } | |
491 | fputs_filtered ("'", stream); | |
d2e4a39e AS |
492 | ada_emit_char (char_at (string, i, type_len), stream, '\'', |
493 | type_len); | |
14f9c5c9 | 494 | fputs_filtered ("'", stream); |
edefbb7c | 495 | fprintf_filtered (stream, _(" <repeats %u times>"), reps); |
14f9c5c9 AS |
496 | i = rep1 - 1; |
497 | things_printed += repeat_count_threshold; | |
498 | need_comma = 1; | |
499 | } | |
500 | else | |
501 | { | |
502 | if (!in_quotes) | |
503 | { | |
504 | if (inspect_it) | |
505 | fputs_filtered ("\\\"", stream); | |
506 | else | |
507 | fputs_filtered ("\"", stream); | |
508 | in_quotes = 1; | |
509 | } | |
510 | ada_emit_char (char_at (string, i, type_len), stream, '"', | |
511 | type_len); | |
512 | things_printed += 1; | |
513 | } | |
514 | } | |
515 | ||
516 | /* Terminate the quotes if necessary. */ | |
517 | if (in_quotes) | |
518 | { | |
519 | if (inspect_it) | |
520 | fputs_filtered ("\\\"", stream); | |
521 | else | |
522 | fputs_filtered ("\"", stream); | |
523 | } | |
524 | ||
525 | if (force_ellipses || i < length) | |
526 | fputs_filtered ("...", stream); | |
527 | } | |
528 | ||
529 | void | |
ebf56fd3 | 530 | ada_printstr (struct ui_file *stream, char *string, unsigned int length, |
4c4b4cd2 | 531 | int width, int force_ellipses) |
14f9c5c9 AS |
532 | { |
533 | printstr (stream, string, length, force_ellipses, width); | |
534 | } | |
535 | ||
536 | ||
537 | /* Print data of type TYPE located at VALADDR (within GDB), which came from | |
538 | the inferior at address ADDRESS, onto stdio stream STREAM according to | |
4c4b4cd2 | 539 | FORMAT (a letter as for the printf % codes or 0 for natural format). |
14f9c5c9 AS |
540 | The data at VALADDR is in target byte order. |
541 | ||
542 | If the data is printed as a string, returns the number of string characters | |
543 | printed. | |
544 | ||
545 | If DEREF_REF is nonzero, then dereference references, otherwise just print | |
546 | them like pointers. | |
547 | ||
548 | RECURSE indicates the amount of indentation to supply before | |
549 | continuation lines; this amount is roughly twice the value of RECURSE. | |
550 | ||
551 | When PRETTY is non-zero, prints record fields on separate lines. | |
552 | (For some reason, the current version of gdb instead uses a global | |
553 | variable---prettyprint_arrays--- to causes a similar effect on | |
554 | arrays.) */ | |
555 | ||
556 | int | |
d2e4a39e | 557 | ada_val_print (struct type *type, char *valaddr0, int embedded_offset, |
ebf56fd3 AS |
558 | CORE_ADDR address, struct ui_file *stream, int format, |
559 | int deref_ref, int recurse, enum val_prettyprint pretty) | |
14f9c5c9 AS |
560 | { |
561 | struct ada_val_print_args args; | |
d2e4a39e AS |
562 | args.type = type; |
563 | args.valaddr0 = valaddr0; | |
14f9c5c9 AS |
564 | args.embedded_offset = embedded_offset; |
565 | args.address = address; | |
566 | args.stream = stream; | |
567 | args.format = format; | |
568 | args.deref_ref = deref_ref; | |
569 | args.recurse = recurse; | |
570 | args.pretty = pretty; | |
571 | ||
572 | return catch_errors (ada_val_print_stub, &args, NULL, RETURN_MASK_ALL); | |
573 | } | |
574 | ||
575 | /* Helper for ada_val_print; used as argument to catch_errors to | |
4c4b4cd2 | 576 | unmarshal the arguments to ada_val_print_1, which does the work. */ |
14f9c5c9 | 577 | static int |
19c1ef65 | 578 | ada_val_print_stub (void *args0) |
14f9c5c9 | 579 | { |
d2e4a39e AS |
580 | struct ada_val_print_args *argsp = (struct ada_val_print_args *) args0; |
581 | return ada_val_print_1 (argsp->type, argsp->valaddr0, | |
582 | argsp->embedded_offset, argsp->address, | |
583 | argsp->stream, argsp->format, argsp->deref_ref, | |
584 | argsp->recurse, argsp->pretty); | |
14f9c5c9 AS |
585 | } |
586 | ||
587 | /* See the comment on ada_val_print. This function differs in that it | |
4c4b4cd2 | 588 | * does not catch evaluation errors (leaving that to ada_val_print). */ |
14f9c5c9 AS |
589 | |
590 | static int | |
d2e4a39e | 591 | ada_val_print_1 (struct type *type, char *valaddr0, int embedded_offset, |
ebf56fd3 AS |
592 | CORE_ADDR address, struct ui_file *stream, int format, |
593 | int deref_ref, int recurse, enum val_prettyprint pretty) | |
14f9c5c9 AS |
594 | { |
595 | unsigned int len; | |
596 | int i; | |
597 | struct type *elttype; | |
598 | unsigned int eltlen; | |
599 | LONGEST val; | |
d2e4a39e | 600 | char *valaddr = valaddr0 + embedded_offset; |
14f9c5c9 | 601 | |
61ee279c | 602 | type = ada_check_typedef (type); |
14f9c5c9 | 603 | |
4c4b4cd2 | 604 | if (ada_is_array_descriptor_type (type) || ada_is_packed_array_type (type)) |
14f9c5c9 AS |
605 | { |
606 | int retn; | |
d2e4a39e AS |
607 | struct value *mark = value_mark (); |
608 | struct value *val; | |
14f9c5c9 AS |
609 | val = value_from_contents_and_address (type, valaddr, address); |
610 | val = ada_coerce_to_simple_array_ptr (val); | |
611 | if (val == NULL) | |
612 | { | |
613 | fprintf_filtered (stream, "(null)"); | |
614 | retn = 0; | |
615 | } | |
616 | else | |
df407dfe | 617 | retn = ada_val_print_1 (value_type (val), VALUE_CONTENTS (val), 0, |
d2e4a39e | 618 | VALUE_ADDRESS (val), stream, format, |
14f9c5c9 AS |
619 | deref_ref, recurse, pretty); |
620 | value_free_to_mark (mark); | |
621 | return retn; | |
622 | } | |
623 | ||
624 | valaddr = ada_aligned_value_addr (type, valaddr); | |
625 | embedded_offset -= valaddr - valaddr0 - embedded_offset; | |
626 | type = printable_val_type (type, valaddr); | |
627 | ||
628 | switch (TYPE_CODE (type)) | |
629 | { | |
630 | default: | |
d2e4a39e | 631 | return c_val_print (type, valaddr0, embedded_offset, address, stream, |
14f9c5c9 AS |
632 | format, deref_ref, recurse, pretty); |
633 | ||
4c4b4cd2 PH |
634 | case TYPE_CODE_PTR: |
635 | { | |
636 | int ret = c_val_print (type, valaddr0, embedded_offset, address, | |
637 | stream, format, deref_ref, recurse, pretty); | |
638 | if (ada_is_tag_type (type)) | |
639 | { | |
640 | struct value *val = | |
641 | value_from_contents_and_address (type, valaddr, address); | |
642 | const char *name = ada_tag_name (val); | |
643 | if (name != NULL) | |
644 | fprintf_filtered (stream, " (%s)", name); | |
645 | return 0; | |
646 | } | |
647 | return ret; | |
648 | } | |
649 | ||
14f9c5c9 AS |
650 | case TYPE_CODE_INT: |
651 | case TYPE_CODE_RANGE: | |
652 | if (ada_is_fixed_point_type (type)) | |
653 | { | |
654 | LONGEST v = unpack_long (type, valaddr); | |
655 | int len = TYPE_LENGTH (type); | |
656 | ||
657 | fprintf_filtered (stream, len < 4 ? "%.11g" : "%.17g", | |
658 | (double) ada_fixed_to_float (type, v)); | |
659 | return 0; | |
660 | } | |
661 | else if (ada_is_vax_floating_type (type)) | |
662 | { | |
d2e4a39e | 663 | struct value *val = |
14f9c5c9 | 664 | value_from_contents_and_address (type, valaddr, address); |
d2e4a39e | 665 | struct value *func = ada_vax_float_print_function (type); |
14f9c5c9 AS |
666 | if (func != 0) |
667 | { | |
d2e4a39e AS |
668 | static struct type *parray_of_char = NULL; |
669 | struct value *printable_val; | |
670 | ||
671 | if (parray_of_char == NULL) | |
672 | parray_of_char = | |
673 | make_pointer_type | |
674 | (create_array_type | |
675 | (NULL, builtin_type_char, | |
676 | create_range_type (NULL, builtin_type_int, 0, 32)), NULL); | |
677 | ||
678 | printable_val = | |
14f9c5c9 | 679 | value_ind (value_cast (parray_of_char, |
d2e4a39e AS |
680 | call_function_by_hand (func, 1, |
681 | &val))); | |
682 | ||
14f9c5c9 AS |
683 | fprintf_filtered (stream, "%s", VALUE_CONTENTS (printable_val)); |
684 | return 0; | |
685 | } | |
4c4b4cd2 | 686 | /* No special printing function. Do as best we can. */ |
14f9c5c9 AS |
687 | } |
688 | else if (TYPE_CODE (type) == TYPE_CODE_RANGE) | |
689 | { | |
d2e4a39e | 690 | struct type *target_type = TYPE_TARGET_TYPE (type); |
14f9c5c9 AS |
691 | if (TYPE_LENGTH (type) != TYPE_LENGTH (target_type)) |
692 | { | |
693 | /* Obscure case of range type that has different length from | |
d2e4a39e AS |
694 | its base type. Perform a conversion, or we will get a |
695 | nonsense value. Actually, we could use the same | |
4c4b4cd2 | 696 | code regardless of lengths; I'm just avoiding a cast. */ |
d2e4a39e AS |
697 | struct value *v = value_cast (target_type, |
698 | value_from_contents_and_address | |
699 | (type, valaddr, 0)); | |
14f9c5c9 AS |
700 | return ada_val_print_1 (target_type, VALUE_CONTENTS (v), 0, 0, |
701 | stream, format, 0, recurse + 1, pretty); | |
702 | } | |
703 | else | |
d2e4a39e | 704 | return ada_val_print_1 (TYPE_TARGET_TYPE (type), |
14f9c5c9 | 705 | valaddr0, embedded_offset, |
d2e4a39e | 706 | address, stream, format, deref_ref, |
14f9c5c9 AS |
707 | recurse, pretty); |
708 | } | |
d2e4a39e | 709 | else |
14f9c5c9 AS |
710 | { |
711 | format = format ? format : output_format; | |
712 | if (format) | |
713 | { | |
714 | print_scalar_formatted (valaddr, type, format, 0, stream); | |
715 | } | |
4c4b4cd2 PH |
716 | else if (ada_is_system_address_type (type)) |
717 | { | |
718 | /* FIXME: We want to print System.Address variables using | |
719 | the same format as for any access type. But for some | |
720 | reason GNAT encodes the System.Address type as an int, | |
721 | so we have to work-around this deficiency by handling | |
722 | System.Address values as a special case. */ | |
723 | fprintf_filtered (stream, "("); | |
724 | type_print (type, "", stream, -1); | |
725 | fprintf_filtered (stream, ") "); | |
726 | print_address_numeric | |
727 | (extract_typed_address (valaddr, builtin_type_void_data_ptr), | |
728 | 1, stream); | |
729 | } | |
14f9c5c9 AS |
730 | else |
731 | { | |
732 | val_print_type_code_int (type, valaddr, stream); | |
733 | if (ada_is_character_type (type)) | |
734 | { | |
735 | fputs_filtered (" ", stream); | |
736 | ada_printchar ((unsigned char) unpack_long (type, valaddr), | |
737 | stream); | |
738 | } | |
739 | } | |
740 | return 0; | |
741 | } | |
742 | ||
743 | case TYPE_CODE_ENUM: | |
744 | if (format) | |
745 | { | |
746 | print_scalar_formatted (valaddr, type, format, 0, stream); | |
747 | break; | |
748 | } | |
749 | len = TYPE_NFIELDS (type); | |
750 | val = unpack_long (type, valaddr); | |
751 | for (i = 0; i < len; i++) | |
752 | { | |
753 | QUIT; | |
754 | if (val == TYPE_FIELD_BITPOS (type, i)) | |
755 | { | |
756 | break; | |
757 | } | |
758 | } | |
759 | if (i < len) | |
760 | { | |
d2e4a39e AS |
761 | const char *name = ada_enum_name (TYPE_FIELD_NAME (type, i)); |
762 | if (name[0] == '\'') | |
14f9c5c9 AS |
763 | fprintf_filtered (stream, "%ld %s", (long) val, name); |
764 | else | |
765 | fputs_filtered (name, stream); | |
766 | } | |
767 | else | |
768 | { | |
769 | print_longest (stream, 'd', 0, val); | |
770 | } | |
771 | break; | |
d2e4a39e | 772 | |
4c4b4cd2 PH |
773 | case TYPE_CODE_FLT: |
774 | if (format) | |
775 | return c_val_print (type, valaddr0, embedded_offset, address, stream, | |
776 | format, deref_ref, recurse, pretty); | |
777 | else | |
778 | ada_print_floating (valaddr0 + embedded_offset, type, stream); | |
779 | break; | |
780 | ||
14f9c5c9 AS |
781 | case TYPE_CODE_UNION: |
782 | case TYPE_CODE_STRUCT: | |
783 | if (ada_is_bogus_array_descriptor (type)) | |
784 | { | |
785 | fprintf_filtered (stream, "(...?)"); | |
786 | return 0; | |
d2e4a39e | 787 | } |
14f9c5c9 AS |
788 | else |
789 | { | |
d2e4a39e | 790 | print_record (type, valaddr, stream, format, recurse, pretty); |
14f9c5c9 AS |
791 | return 0; |
792 | } | |
793 | ||
794 | case TYPE_CODE_ARRAY: | |
4c4b4cd2 PH |
795 | elttype = TYPE_TARGET_TYPE (type); |
796 | if (elttype == NULL) | |
797 | eltlen = 0; | |
798 | else | |
799 | eltlen = TYPE_LENGTH (elttype); | |
800 | /* FIXME: This doesn't deal with non-empty arrays of | |
801 | 0-length items (not a typical case!) */ | |
802 | if (eltlen == 0) | |
803 | len = 0; | |
804 | else | |
805 | len = TYPE_LENGTH (type) / eltlen; | |
d2e4a39e | 806 | |
14f9c5c9 | 807 | /* For an array of chars, print with string syntax. */ |
4c4b4cd2 PH |
808 | if (ada_is_string_type (type) && (format == 0 || format == 's')) |
809 | { | |
810 | if (prettyprint_arrays) | |
14f9c5c9 | 811 | { |
4c4b4cd2 | 812 | print_spaces_filtered (2 + 2 * recurse, stream); |
14f9c5c9 | 813 | } |
4c4b4cd2 PH |
814 | /* If requested, look for the first null char and only print |
815 | elements up to it. */ | |
816 | if (stop_print_at_null) | |
14f9c5c9 | 817 | { |
4c4b4cd2 PH |
818 | int temp_len; |
819 | ||
820 | /* Look for a NULL char. */ | |
821 | for (temp_len = 0; | |
822 | temp_len < len && temp_len < print_max | |
823 | && char_at (valaddr, temp_len, eltlen) != 0; | |
824 | temp_len += 1); | |
825 | len = temp_len; | |
14f9c5c9 | 826 | } |
4c4b4cd2 PH |
827 | |
828 | printstr (stream, valaddr, len, 0, eltlen); | |
829 | } | |
830 | else | |
831 | { | |
832 | len = 0; | |
833 | fprintf_filtered (stream, "("); | |
834 | print_optional_low_bound (stream, type); | |
835 | if (TYPE_FIELD_BITSIZE (type, 0) > 0) | |
836 | val_print_packed_array_elements (type, valaddr, 0, stream, | |
837 | format, recurse, pretty); | |
838 | else | |
839 | val_print_array_elements (type, valaddr, address, stream, | |
840 | format, deref_ref, recurse, | |
841 | pretty, 0); | |
842 | fprintf_filtered (stream, ")"); | |
14f9c5c9 | 843 | } |
4c4b4cd2 PH |
844 | gdb_flush (stream); |
845 | return len; | |
14f9c5c9 AS |
846 | |
847 | case TYPE_CODE_REF: | |
848 | elttype = check_typedef (TYPE_TARGET_TYPE (type)); | |
14f9c5c9 AS |
849 | /* De-reference the reference */ |
850 | if (deref_ref) | |
851 | { | |
852 | if (TYPE_CODE (elttype) != TYPE_CODE_UNDEF) | |
853 | { | |
d2e4a39e AS |
854 | LONGEST deref_val_int = (LONGEST) |
855 | unpack_pointer (lookup_pointer_type (builtin_type_void), | |
14f9c5c9 | 856 | valaddr); |
d2e4a39e | 857 | if (deref_val_int != 0) |
14f9c5c9 | 858 | { |
d2e4a39e AS |
859 | struct value *deref_val = |
860 | ada_value_ind (value_from_longest | |
861 | (lookup_pointer_type (elttype), | |
14f9c5c9 | 862 | deref_val_int)); |
df407dfe | 863 | val_print (value_type (deref_val), |
14f9c5c9 AS |
864 | VALUE_CONTENTS (deref_val), 0, |
865 | VALUE_ADDRESS (deref_val), stream, format, | |
866 | deref_ref, recurse + 1, pretty); | |
867 | } | |
868 | else | |
869 | fputs_filtered ("(null)", stream); | |
870 | } | |
871 | else | |
872 | fputs_filtered ("???", stream); | |
873 | } | |
874 | break; | |
875 | } | |
4c4b4cd2 | 876 | gdb_flush (stream); |
14f9c5c9 AS |
877 | return 0; |
878 | } | |
879 | ||
880 | static int | |
ebf56fd3 AS |
881 | print_variant_part (struct type *type, int field_num, char *valaddr, |
882 | struct ui_file *stream, int format, int recurse, | |
883 | enum val_prettyprint pretty, int comma_needed, | |
884 | struct type *outer_type, char *outer_valaddr) | |
14f9c5c9 AS |
885 | { |
886 | struct type *var_type = TYPE_FIELD_TYPE (type, field_num); | |
d2e4a39e | 887 | int which = ada_which_variant_applies (var_type, outer_type, outer_valaddr); |
14f9c5c9 AS |
888 | |
889 | if (which < 0) | |
890 | return 0; | |
891 | else | |
d2e4a39e | 892 | return print_field_values |
14f9c5c9 AS |
893 | (TYPE_FIELD_TYPE (var_type, which), |
894 | valaddr + TYPE_FIELD_BITPOS (type, field_num) / HOST_CHAR_BIT | |
895 | + TYPE_FIELD_BITPOS (var_type, which) / HOST_CHAR_BIT, | |
896 | stream, format, recurse, pretty, | |
897 | comma_needed, outer_type, outer_valaddr); | |
898 | } | |
899 | ||
900 | int | |
d2e4a39e | 901 | ada_value_print (struct value *val0, struct ui_file *stream, int format, |
ebf56fd3 | 902 | enum val_prettyprint pretty) |
14f9c5c9 | 903 | { |
d2e4a39e | 904 | char *valaddr = VALUE_CONTENTS (val0); |
df407dfe | 905 | CORE_ADDR address = VALUE_ADDRESS (val0) + value_offset (val0); |
d2e4a39e | 906 | struct type *type = |
df407dfe | 907 | ada_to_fixed_type (value_type (val0), valaddr, address, NULL); |
d2e4a39e AS |
908 | struct value *val = |
909 | value_from_contents_and_address (type, valaddr, address); | |
14f9c5c9 | 910 | |
4c4b4cd2 PH |
911 | /* If it is a pointer, indicate what it points to. */ |
912 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
14f9c5c9 | 913 | { |
4c4b4cd2 PH |
914 | /* Hack: don't print (char *) for char strings. Their |
915 | type is indicated by the quoted string anyway. */ | |
916 | if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) != sizeof (char) | |
917 | || TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_INT | |
918 | || TYPE_UNSIGNED (TYPE_TARGET_TYPE (type))) | |
14f9c5c9 AS |
919 | { |
920 | fprintf_filtered (stream, "("); | |
921 | type_print (type, "", stream, -1); | |
922 | fprintf_filtered (stream, ") "); | |
923 | } | |
924 | } | |
4c4b4cd2 | 925 | else if (ada_is_array_descriptor_type (type)) |
14f9c5c9 AS |
926 | { |
927 | fprintf_filtered (stream, "("); | |
928 | type_print (type, "", stream, -1); | |
929 | fprintf_filtered (stream, ") "); | |
930 | } | |
931 | else if (ada_is_bogus_array_descriptor (type)) | |
932 | { | |
933 | fprintf_filtered (stream, "("); | |
934 | type_print (type, "", stream, -1); | |
935 | fprintf_filtered (stream, ") (...?)"); | |
936 | return 0; | |
937 | } | |
4c4b4cd2 PH |
938 | |
939 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY | |
940 | && TYPE_LENGTH (TYPE_TARGET_TYPE (type)) == 0 | |
941 | && TYPE_CODE (TYPE_INDEX_TYPE (type)) == TYPE_CODE_RANGE) | |
942 | { | |
943 | /* This is an array of zero-length elements, that is an array | |
944 | of null records. This array needs to be printed by hand, | |
945 | as the standard routine to print arrays relies on the size of | |
946 | the array elements to be nonzero. This is because it computes | |
947 | the number of elements in the array by dividing the array size | |
948 | by the array element size. */ | |
949 | fprintf_filtered (stream, "(%d .. %d => ())", | |
950 | TYPE_LOW_BOUND (TYPE_INDEX_TYPE (type)), | |
951 | TYPE_HIGH_BOUND (TYPE_INDEX_TYPE (type))); | |
952 | return 0; | |
953 | } | |
954 | ||
d2e4a39e | 955 | return (val_print (type, VALUE_CONTENTS (val), 0, address, |
14f9c5c9 AS |
956 | stream, format, 1, 0, pretty)); |
957 | } | |
d2e4a39e | 958 | |
14f9c5c9 | 959 | static void |
ebf56fd3 AS |
960 | print_record (struct type *type, char *valaddr, struct ui_file *stream, |
961 | int format, int recurse, enum val_prettyprint pretty) | |
14f9c5c9 | 962 | { |
61ee279c | 963 | type = ada_check_typedef (type); |
14f9c5c9 AS |
964 | |
965 | fprintf_filtered (stream, "("); | |
966 | ||
967 | if (print_field_values (type, valaddr, stream, format, recurse, pretty, | |
d2e4a39e | 968 | 0, type, valaddr) != 0 && pretty) |
14f9c5c9 AS |
969 | { |
970 | fprintf_filtered (stream, "\n"); | |
971 | print_spaces_filtered (2 * recurse, stream); | |
972 | } | |
973 | ||
974 | fprintf_filtered (stream, ")"); | |
975 | } | |
976 | ||
977 | /* Print out fields of value at VALADDR having structure type TYPE. | |
4c4b4cd2 | 978 | |
14f9c5c9 | 979 | TYPE, VALADDR, STREAM, FORMAT, RECURSE, and PRETTY have the |
4c4b4cd2 | 980 | same meanings as in ada_print_value and ada_val_print. |
14f9c5c9 AS |
981 | |
982 | OUTER_TYPE and OUTER_VALADDR give type and address of enclosing record | |
983 | (used to get discriminant values when printing variant parts). | |
984 | ||
4c4b4cd2 | 985 | COMMA_NEEDED is 1 if fields have been printed at the current recursion |
14f9c5c9 | 986 | level, so that a comma is needed before any field printed by this |
4c4b4cd2 | 987 | call. |
14f9c5c9 | 988 | |
4c4b4cd2 | 989 | Returns 1 if COMMA_NEEDED or any fields were printed. */ |
14f9c5c9 AS |
990 | |
991 | static int | |
ebf56fd3 AS |
992 | print_field_values (struct type *type, char *valaddr, struct ui_file *stream, |
993 | int format, int recurse, enum val_prettyprint pretty, | |
994 | int comma_needed, struct type *outer_type, | |
995 | char *outer_valaddr) | |
14f9c5c9 AS |
996 | { |
997 | int i, len; | |
998 | ||
999 | len = TYPE_NFIELDS (type); | |
1000 | ||
1001 | for (i = 0; i < len; i += 1) | |
1002 | { | |
1003 | if (ada_is_ignored_field (type, i)) | |
d2e4a39e | 1004 | continue; |
14f9c5c9 AS |
1005 | |
1006 | if (ada_is_wrapper_field (type, i)) | |
1007 | { | |
d2e4a39e | 1008 | comma_needed = |
14f9c5c9 | 1009 | print_field_values (TYPE_FIELD_TYPE (type, i), |
d2e4a39e | 1010 | valaddr |
14f9c5c9 AS |
1011 | + TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT, |
1012 | stream, format, recurse, pretty, | |
1013 | comma_needed, type, valaddr); | |
1014 | continue; | |
1015 | } | |
1016 | else if (ada_is_variant_part (type, i)) | |
1017 | { | |
1018 | comma_needed = | |
1019 | print_variant_part (type, i, valaddr, | |
1020 | stream, format, recurse, pretty, comma_needed, | |
1021 | outer_type, outer_valaddr); | |
1022 | continue; | |
1023 | } | |
1024 | ||
1025 | if (comma_needed) | |
1026 | fprintf_filtered (stream, ", "); | |
1027 | comma_needed = 1; | |
1028 | ||
1029 | if (pretty) | |
1030 | { | |
1031 | fprintf_filtered (stream, "\n"); | |
1032 | print_spaces_filtered (2 + 2 * recurse, stream); | |
1033 | } | |
d2e4a39e | 1034 | else |
14f9c5c9 AS |
1035 | { |
1036 | wrap_here (n_spaces (2 + 2 * recurse)); | |
1037 | } | |
1038 | if (inspect_it) | |
1039 | { | |
1040 | if (TYPE_CODE (TYPE_FIELD_TYPE (type, i)) == TYPE_CODE_PTR) | |
1041 | fputs_filtered ("\"( ptr \"", stream); | |
1042 | else | |
1043 | fputs_filtered ("\"( nodef \"", stream); | |
1044 | fprintf_symbol_filtered (stream, TYPE_FIELD_NAME (type, i), | |
1045 | language_cplus, DMGL_NO_OPTS); | |
1046 | fputs_filtered ("\" \"", stream); | |
1047 | fprintf_symbol_filtered (stream, TYPE_FIELD_NAME (type, i), | |
1048 | language_cplus, DMGL_NO_OPTS); | |
1049 | fputs_filtered ("\") \"", stream); | |
1050 | } | |
1051 | else | |
1052 | { | |
1053 | annotate_field_begin (TYPE_FIELD_TYPE (type, i)); | |
d2e4a39e | 1054 | fprintf_filtered (stream, "%.*s", |
14f9c5c9 AS |
1055 | ada_name_prefix_len (TYPE_FIELD_NAME (type, i)), |
1056 | TYPE_FIELD_NAME (type, i)); | |
1057 | annotate_field_name_end (); | |
1058 | fputs_filtered (" => ", stream); | |
1059 | annotate_field_value (); | |
1060 | } | |
1061 | ||
1062 | if (TYPE_FIELD_PACKED (type, i)) | |
1063 | { | |
d2e4a39e | 1064 | struct value *v; |
14f9c5c9 AS |
1065 | |
1066 | /* Bitfields require special handling, especially due to byte | |
1067 | order problems. */ | |
1068 | if (TYPE_CPLUS_SPECIFIC (type) != NULL | |
1069 | && TYPE_FIELD_IGNORE (type, i)) | |
1070 | { | |
edefbb7c | 1071 | fputs_filtered (_("<optimized out or zero length>"), stream); |
14f9c5c9 AS |
1072 | } |
1073 | else | |
1074 | { | |
1075 | int bit_pos = TYPE_FIELD_BITPOS (type, i); | |
1076 | int bit_size = TYPE_FIELD_BITSIZE (type, i); | |
d2e4a39e | 1077 | |
14f9c5c9 AS |
1078 | adjust_type_signedness (TYPE_FIELD_TYPE (type, i)); |
1079 | v = ada_value_primitive_packed_val (NULL, valaddr, | |
1080 | bit_pos / HOST_CHAR_BIT, | |
1081 | bit_pos % HOST_CHAR_BIT, | |
d2e4a39e | 1082 | bit_size, |
14f9c5c9 | 1083 | TYPE_FIELD_TYPE (type, i)); |
d2e4a39e | 1084 | val_print (TYPE_FIELD_TYPE (type, i), VALUE_CONTENTS (v), 0, 0, |
14f9c5c9 AS |
1085 | stream, format, 0, recurse + 1, pretty); |
1086 | } | |
1087 | } | |
1088 | else | |
d2e4a39e AS |
1089 | ada_val_print (TYPE_FIELD_TYPE (type, i), |
1090 | valaddr + TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT, | |
1091 | 0, 0, stream, format, 0, recurse + 1, pretty); | |
14f9c5c9 AS |
1092 | annotate_field_end (); |
1093 | } | |
1094 | ||
1095 | return comma_needed; | |
1096 | } |