Commit | Line | Data |
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4c4b4cd2 | 1 | /* Support for printing Ada values for GDB, the GNU debugger. |
d56612af | 2 | |
b811d2c2 | 3 | Copyright (C) 1986-2020 Free Software Foundation, Inc. |
14f9c5c9 | 4 | |
a9762ec7 | 5 | This file is part of GDB. |
14f9c5c9 | 6 | |
a9762ec7 JB |
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 3 of the License, or | |
10 | (at your option) any later version. | |
14f9c5c9 | 11 | |
a9762ec7 JB |
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. | |
14f9c5c9 | 16 | |
a9762ec7 JB |
17 | You should have received a copy of the GNU General Public License |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
14f9c5c9 | 19 | |
14f9c5c9 | 20 | #include "defs.h" |
12c89474 | 21 | #include <ctype.h> |
4de283e4 TT |
22 | #include "gdbtypes.h" |
23 | #include "expression.h" | |
24 | #include "value.h" | |
4de283e4 TT |
25 | #include "valprint.h" |
26 | #include "language.h" | |
d55e5aa6 | 27 | #include "annotate.h" |
4de283e4 | 28 | #include "ada-lang.h" |
50eff16b | 29 | #include "target-float.h" |
7f6aba03 | 30 | #include "cli/cli-style.h" |
cdc46a9f | 31 | #include "gdbarch.h" |
14f9c5c9 | 32 | |
fc1a4b47 | 33 | static int print_field_values (struct type *, const gdb_byte *, |
490f124f | 34 | int, |
79a45b7d | 35 | struct ui_file *, int, |
e8b24d9f | 36 | struct value *, |
79a45b7d | 37 | const struct value_print_options *, |
8e355c5d JB |
38 | int, struct type *, int, |
39 | const struct language_defn *); | |
14f9c5c9 AS |
40 | \f |
41 | ||
4c4b4cd2 | 42 | /* Make TYPE unsigned if its range of values includes no negatives. */ |
d2e4a39e | 43 | static void |
4dc81987 | 44 | adjust_type_signedness (struct type *type) |
14f9c5c9 | 45 | { |
d2e4a39e | 46 | if (type != NULL && TYPE_CODE (type) == TYPE_CODE_RANGE |
14f9c5c9 | 47 | && TYPE_LOW_BOUND (type) >= 0) |
876cecd0 | 48 | TYPE_UNSIGNED (type) = 1; |
d2e4a39e | 49 | } |
14f9c5c9 | 50 | |
e936309c JB |
51 | /* Assuming TYPE is a simple array type, prints its lower bound on STREAM, |
52 | if non-standard (i.e., other than 1 for numbers, other than lower bound | |
53 | of index type for enumerated type). Returns 1 if something printed, | |
54 | otherwise 0. */ | |
14f9c5c9 | 55 | |
d2e4a39e | 56 | static int |
79a45b7d TT |
57 | print_optional_low_bound (struct ui_file *stream, struct type *type, |
58 | const struct value_print_options *options) | |
14f9c5c9 AS |
59 | { |
60 | struct type *index_type; | |
df178451 PM |
61 | LONGEST low_bound; |
62 | LONGEST high_bound; | |
14f9c5c9 | 63 | |
79a45b7d | 64 | if (options->print_array_indexes) |
14f9c5c9 | 65 | return 0; |
e79af960 | 66 | |
e936309c JB |
67 | if (!get_array_bounds (type, &low_bound, &high_bound)) |
68 | return 0; | |
69 | ||
70 | /* If this is an empty array, then don't print the lower bound. | |
71 | That would be confusing, because we would print the lower bound, | |
72 | followed by... nothing! */ | |
73 | if (low_bound > high_bound) | |
14f9c5c9 | 74 | return 0; |
d2e4a39e | 75 | |
e79af960 JB |
76 | index_type = TYPE_INDEX_TYPE (type); |
77 | ||
859cf5d1 | 78 | while (TYPE_CODE (index_type) == TYPE_CODE_RANGE) |
fd1b946e JB |
79 | { |
80 | /* We need to know what the base type is, in order to do the | |
81 | appropriate check below. Otherwise, if this is a subrange | |
82 | of an enumerated type, where the underlying value of the | |
83 | first element is typically 0, we might test the low bound | |
84 | against the wrong value. */ | |
85 | index_type = TYPE_TARGET_TYPE (index_type); | |
86 | } | |
87 | ||
e3861a03 | 88 | /* Don't print the lower bound if it's the default one. */ |
d2e4a39e AS |
89 | switch (TYPE_CODE (index_type)) |
90 | { | |
690cc4eb | 91 | case TYPE_CODE_BOOL: |
e3861a03 | 92 | case TYPE_CODE_CHAR: |
690cc4eb PH |
93 | if (low_bound == 0) |
94 | return 0; | |
95 | break; | |
d2e4a39e | 96 | case TYPE_CODE_ENUM: |
14e75d8e | 97 | if (low_bound == TYPE_FIELD_ENUMVAL (index_type, 0)) |
d2e4a39e AS |
98 | return 0; |
99 | break; | |
100 | case TYPE_CODE_UNDEF: | |
7c964f07 | 101 | index_type = NULL; |
d2e4a39e AS |
102 | /* FALL THROUGH */ |
103 | default: | |
104 | if (low_bound == 1) | |
105 | return 0; | |
106 | break; | |
107 | } | |
14f9c5c9 | 108 | |
df178451 | 109 | ada_print_scalar (index_type, low_bound, stream); |
14f9c5c9 AS |
110 | fprintf_filtered (stream, " => "); |
111 | return 1; | |
112 | } | |
113 | ||
114 | /* Version of val_print_array_elements for GNAT-style packed arrays. | |
b59eac37 TT |
115 | Prints elements of packed array of type TYPE from VALADDR on |
116 | STREAM. Formats according to OPTIONS and separates with commas. | |
117 | RECURSE is the recursion (nesting) level. TYPE must have been | |
118 | decoded (as by ada_coerce_to_simple_array). */ | |
14f9c5c9 AS |
119 | |
120 | static void | |
fc1a4b47 | 121 | val_print_packed_array_elements (struct type *type, const gdb_byte *valaddr, |
b59eac37 | 122 | int offset, struct ui_file *stream, |
79a45b7d TT |
123 | int recurse, |
124 | const struct value_print_options *options) | |
14f9c5c9 AS |
125 | { |
126 | unsigned int i; | |
127 | unsigned int things_printed = 0; | |
128 | unsigned len; | |
e79af960 | 129 | struct type *elttype, *index_type; |
14f9c5c9 | 130 | unsigned long bitsize = TYPE_FIELD_BITSIZE (type, 0); |
d2e4a39e | 131 | struct value *mark = value_mark (); |
e79af960 | 132 | LONGEST low = 0; |
d2e4a39e | 133 | |
14f9c5c9 | 134 | elttype = TYPE_TARGET_TYPE (type); |
e79af960 | 135 | index_type = TYPE_INDEX_TYPE (type); |
14f9c5c9 AS |
136 | |
137 | { | |
e79af960 | 138 | LONGEST high; |
04bafb1e | 139 | struct type *base_index_type; |
5b4ee69b | 140 | |
262452ec | 141 | if (get_discrete_bounds (index_type, &low, &high) < 0) |
14f9c5c9 AS |
142 | len = 1; |
143 | else | |
144 | len = high - low + 1; | |
04bafb1e XR |
145 | |
146 | if (TYPE_CODE (index_type) == TYPE_CODE_RANGE) | |
147 | base_index_type = TYPE_TARGET_TYPE (index_type); | |
148 | else | |
149 | base_index_type = index_type; | |
150 | ||
151 | if (TYPE_CODE (base_index_type) == TYPE_CODE_ENUM) | |
152 | { | |
153 | LONGEST low_pos, high_pos; | |
154 | ||
155 | /* Non-contiguous enumerations types can by used as index types | |
156 | so the array length is computed from the positions of the | |
157 | first and last literal in the enumeration type, and not from | |
158 | the values of these literals. */ | |
159 | ||
160 | if (!discrete_position (base_index_type, low, &low_pos) | |
161 | || !discrete_position (base_index_type, high, &high_pos)) | |
162 | { | |
163 | warning (_("unable to get positions in array, use bounds instead")); | |
164 | low_pos = low; | |
165 | high_pos = high; | |
166 | } | |
167 | ||
168 | /* The array length should normally be HIGH_POS - LOW_POS + 1. | |
169 | But in Ada we allow LOW_POS to be greater than HIGH_POS for | |
170 | empty arrays. In that situation, the array length is just zero, | |
171 | not negative! */ | |
172 | ||
173 | if (low_pos > high_pos) | |
174 | len = 0; | |
175 | else | |
176 | len = high_pos - low_pos + 1; | |
177 | } | |
14f9c5c9 AS |
178 | } |
179 | ||
180 | i = 0; | |
181 | annotate_array_section_begin (i, elttype); | |
182 | ||
79a45b7d | 183 | while (i < len && things_printed < options->print_max) |
14f9c5c9 AS |
184 | { |
185 | struct value *v0, *v1; | |
186 | int i0; | |
187 | ||
188 | if (i != 0) | |
189 | { | |
2a998fc0 | 190 | if (options->prettyformat_arrays) |
14f9c5c9 AS |
191 | { |
192 | fprintf_filtered (stream, ",\n"); | |
193 | print_spaces_filtered (2 + 2 * recurse, stream); | |
194 | } | |
195 | else | |
196 | { | |
197 | fprintf_filtered (stream, ", "); | |
198 | } | |
199 | } | |
200 | wrap_here (n_spaces (2 + 2 * recurse)); | |
79a45b7d | 201 | maybe_print_array_index (index_type, i + low, stream, options); |
14f9c5c9 AS |
202 | |
203 | i0 = i; | |
490f124f | 204 | v0 = ada_value_primitive_packed_val (NULL, valaddr + offset, |
14f9c5c9 AS |
205 | (i0 * bitsize) / HOST_CHAR_BIT, |
206 | (i0 * bitsize) % HOST_CHAR_BIT, | |
207 | bitsize, elttype); | |
208 | while (1) | |
209 | { | |
210 | i += 1; | |
211 | if (i >= len) | |
212 | break; | |
490f124f | 213 | v1 = ada_value_primitive_packed_val (NULL, valaddr + offset, |
14f9c5c9 AS |
214 | (i * bitsize) / HOST_CHAR_BIT, |
215 | (i * bitsize) % HOST_CHAR_BIT, | |
216 | bitsize, elttype); | |
2478d075 JB |
217 | if (TYPE_LENGTH (check_typedef (value_type (v0))) |
218 | != TYPE_LENGTH (check_typedef (value_type (v1)))) | |
219 | break; | |
9a0dc9e3 PA |
220 | if (!value_contents_eq (v0, value_embedded_offset (v0), |
221 | v1, value_embedded_offset (v1), | |
2478d075 | 222 | TYPE_LENGTH (check_typedef (value_type (v0))))) |
14f9c5c9 AS |
223 | break; |
224 | } | |
225 | ||
79a45b7d | 226 | if (i - i0 > options->repeat_count_threshold) |
14f9c5c9 | 227 | { |
79a45b7d | 228 | struct value_print_options opts = *options; |
5b4ee69b | 229 | |
79a45b7d | 230 | opts.deref_ref = 0; |
b59eac37 | 231 | common_val_print (v0, stream, recurse + 1, &opts, current_language); |
14f9c5c9 | 232 | annotate_elt_rep (i - i0); |
7f6aba03 TT |
233 | fprintf_filtered (stream, _(" %p[<repeats %u times>%p]"), |
234 | metadata_style.style ().ptr (), i - i0, nullptr); | |
14f9c5c9 AS |
235 | annotate_elt_rep_end (); |
236 | ||
237 | } | |
238 | else | |
239 | { | |
240 | int j; | |
79a45b7d | 241 | struct value_print_options opts = *options; |
5b4ee69b | 242 | |
79a45b7d | 243 | opts.deref_ref = 0; |
14f9c5c9 AS |
244 | for (j = i0; j < i; j += 1) |
245 | { | |
d2e4a39e | 246 | if (j > i0) |
14f9c5c9 | 247 | { |
2a998fc0 | 248 | if (options->prettyformat_arrays) |
14f9c5c9 AS |
249 | { |
250 | fprintf_filtered (stream, ",\n"); | |
251 | print_spaces_filtered (2 + 2 * recurse, stream); | |
252 | } | |
253 | else | |
254 | { | |
255 | fprintf_filtered (stream, ", "); | |
256 | } | |
257 | wrap_here (n_spaces (2 + 2 * recurse)); | |
e79af960 | 258 | maybe_print_array_index (index_type, j + low, |
79a45b7d | 259 | stream, options); |
14f9c5c9 | 260 | } |
b59eac37 TT |
261 | common_val_print (v0, stream, recurse + 1, &opts, |
262 | current_language); | |
14f9c5c9 AS |
263 | annotate_elt (); |
264 | } | |
265 | } | |
266 | things_printed += i - i0; | |
267 | } | |
268 | annotate_array_section_end (); | |
269 | if (i < len) | |
270 | { | |
271 | fprintf_filtered (stream, "..."); | |
272 | } | |
273 | ||
274 | value_free_to_mark (mark); | |
275 | } | |
276 | ||
14f9c5c9 AS |
277 | /* Print the character C on STREAM as part of the contents of a literal |
278 | string whose delimiter is QUOTER. TYPE_LEN is the length in bytes | |
4ffa5a33 | 279 | of the character. */ |
14f9c5c9 AS |
280 | |
281 | void | |
6c7a06a3 TT |
282 | ada_emit_char (int c, struct type *type, struct ui_file *stream, |
283 | int quoter, int type_len) | |
14f9c5c9 | 284 | { |
4ffa5a33 JB |
285 | /* If this character fits in the normal ASCII range, and is |
286 | a printable character, then print the character as if it was | |
287 | an ASCII character, even if this is a wide character. | |
288 | The UCHAR_MAX check is necessary because the isascii function | |
289 | requires that its argument have a value of an unsigned char, | |
290 | or EOF (EOF is obviously not printable). */ | |
291 | if (c <= UCHAR_MAX && isascii (c) && isprint (c)) | |
14f9c5c9 AS |
292 | { |
293 | if (c == quoter && c == '"') | |
529cad9c | 294 | fprintf_filtered (stream, "\"\""); |
14f9c5c9 AS |
295 | else |
296 | fprintf_filtered (stream, "%c", c); | |
297 | } | |
298 | else | |
d2e4a39e | 299 | fprintf_filtered (stream, "[\"%0*x\"]", type_len * 2, c); |
14f9c5c9 AS |
300 | } |
301 | ||
4ffa5a33 JB |
302 | /* Character #I of STRING, given that TYPE_LEN is the size in bytes |
303 | of a character. */ | |
14f9c5c9 AS |
304 | |
305 | static int | |
e17a4113 UW |
306 | char_at (const gdb_byte *string, int i, int type_len, |
307 | enum bfd_endian byte_order) | |
14f9c5c9 AS |
308 | { |
309 | if (type_len == 1) | |
310 | return string[i]; | |
d2e4a39e | 311 | else |
4ffa5a33 JB |
312 | return (int) extract_unsigned_integer (string + type_len * i, |
313 | type_len, byte_order); | |
14f9c5c9 AS |
314 | } |
315 | ||
4c4b4cd2 PH |
316 | /* Print a floating-point value of type TYPE, pointed to in GDB by |
317 | VALADDR, on STREAM. Use Ada formatting conventions: there must be | |
318 | a decimal point, and at least one digit before and after the | |
4fbf5aa5 JB |
319 | point. We use the GNAT format for NaNs and infinities. */ |
320 | ||
4c4b4cd2 | 321 | static void |
fc1a4b47 | 322 | ada_print_floating (const gdb_byte *valaddr, struct type *type, |
a2bd3dcd | 323 | struct ui_file *stream) |
4c4b4cd2 | 324 | { |
d7e74731 | 325 | string_file tmp_stream; |
4c4b4cd2 | 326 | |
d7e74731 | 327 | print_floating (valaddr, type, &tmp_stream); |
77e1c742 | 328 | |
d7e74731 | 329 | std::string &s = tmp_stream.string (); |
77e1c742 | 330 | size_t skip_count = 0; |
4c4b4cd2 PH |
331 | |
332 | /* Modify for Ada rules. */ | |
606b8d1a | 333 | |
77e1c742 PA |
334 | size_t pos = s.find ("inf"); |
335 | if (pos == std::string::npos) | |
336 | pos = s.find ("Inf"); | |
337 | if (pos == std::string::npos) | |
338 | pos = s.find ("INF"); | |
339 | if (pos != std::string::npos) | |
340 | s.replace (pos, 3, "Inf"); | |
c3e5cd34 | 341 | |
77e1c742 | 342 | if (pos == std::string::npos) |
4c4b4cd2 | 343 | { |
77e1c742 PA |
344 | pos = s.find ("nan"); |
345 | if (pos == std::string::npos) | |
346 | pos = s.find ("NaN"); | |
347 | if (pos == std::string::npos) | |
348 | pos = s.find ("Nan"); | |
349 | if (pos != std::string::npos) | |
c3e5cd34 | 350 | { |
77e1c742 PA |
351 | s[pos] = s[pos + 2] = 'N'; |
352 | if (s[0] == '-') | |
353 | skip_count = 1; | |
c3e5cd34 | 354 | } |
4c4b4cd2 | 355 | } |
c3e5cd34 | 356 | |
77e1c742 PA |
357 | if (pos == std::string::npos |
358 | && s.find ('.') == std::string::npos) | |
4c4b4cd2 | 359 | { |
77e1c742 PA |
360 | pos = s.find ('e'); |
361 | if (pos == std::string::npos) | |
362 | fprintf_filtered (stream, "%s.0", s.c_str ()); | |
4c4b4cd2 | 363 | else |
77e1c742 | 364 | fprintf_filtered (stream, "%.*s.0%s", (int) pos, s.c_str (), &s[pos]); |
4c4b4cd2 | 365 | } |
4fbf5aa5 | 366 | else |
77e1c742 | 367 | fprintf_filtered (stream, "%s", &s[skip_count]); |
4c4b4cd2 PH |
368 | } |
369 | ||
14f9c5c9 | 370 | void |
6c7a06a3 | 371 | ada_printchar (int c, struct type *type, struct ui_file *stream) |
14f9c5c9 AS |
372 | { |
373 | fputs_filtered ("'", stream); | |
447b483c | 374 | ada_emit_char (c, type, stream, '\'', TYPE_LENGTH (type)); |
14f9c5c9 AS |
375 | fputs_filtered ("'", stream); |
376 | } | |
377 | ||
378 | /* [From print_type_scalar in typeprint.c]. Print VAL on STREAM in a | |
7c964f07 UW |
379 | form appropriate for TYPE, if non-NULL. If TYPE is NULL, print VAL |
380 | like a default signed integer. */ | |
14f9c5c9 AS |
381 | |
382 | void | |
ebf56fd3 | 383 | ada_print_scalar (struct type *type, LONGEST val, struct ui_file *stream) |
14f9c5c9 AS |
384 | { |
385 | unsigned int i; | |
386 | unsigned len; | |
387 | ||
7c964f07 UW |
388 | if (!type) |
389 | { | |
390 | print_longest (stream, 'd', 0, val); | |
391 | return; | |
392 | } | |
393 | ||
61ee279c | 394 | type = ada_check_typedef (type); |
14f9c5c9 AS |
395 | |
396 | switch (TYPE_CODE (type)) | |
397 | { | |
398 | ||
399 | case TYPE_CODE_ENUM: | |
400 | len = TYPE_NFIELDS (type); | |
401 | for (i = 0; i < len; i++) | |
402 | { | |
14e75d8e | 403 | if (TYPE_FIELD_ENUMVAL (type, i) == val) |
14f9c5c9 AS |
404 | { |
405 | break; | |
406 | } | |
407 | } | |
408 | if (i < len) | |
409 | { | |
3f0cbb04 TT |
410 | fputs_styled (ada_enum_name (TYPE_FIELD_NAME (type, i)), |
411 | variable_name_style.style (), stream); | |
14f9c5c9 AS |
412 | } |
413 | else | |
414 | { | |
415 | print_longest (stream, 'd', 0, val); | |
416 | } | |
417 | break; | |
418 | ||
419 | case TYPE_CODE_INT: | |
420 | print_longest (stream, TYPE_UNSIGNED (type) ? 'u' : 'd', 0, val); | |
421 | break; | |
422 | ||
423 | case TYPE_CODE_CHAR: | |
10d44370 | 424 | LA_PRINT_CHAR (val, type, stream); |
14f9c5c9 AS |
425 | break; |
426 | ||
427 | case TYPE_CODE_BOOL: | |
428 | fprintf_filtered (stream, val ? "true" : "false"); | |
429 | break; | |
430 | ||
431 | case TYPE_CODE_RANGE: | |
432 | ada_print_scalar (TYPE_TARGET_TYPE (type), val, stream); | |
433 | return; | |
434 | ||
435 | case TYPE_CODE_UNDEF: | |
436 | case TYPE_CODE_PTR: | |
437 | case TYPE_CODE_ARRAY: | |
438 | case TYPE_CODE_STRUCT: | |
439 | case TYPE_CODE_UNION: | |
440 | case TYPE_CODE_FUNC: | |
441 | case TYPE_CODE_FLT: | |
442 | case TYPE_CODE_VOID: | |
443 | case TYPE_CODE_SET: | |
444 | case TYPE_CODE_STRING: | |
445 | case TYPE_CODE_ERROR: | |
0d5de010 DJ |
446 | case TYPE_CODE_MEMBERPTR: |
447 | case TYPE_CODE_METHODPTR: | |
14f9c5c9 AS |
448 | case TYPE_CODE_METHOD: |
449 | case TYPE_CODE_REF: | |
edefbb7c | 450 | warning (_("internal error: unhandled type in ada_print_scalar")); |
14f9c5c9 AS |
451 | break; |
452 | ||
453 | default: | |
edefbb7c | 454 | error (_("Invalid type code in symbol table.")); |
14f9c5c9 | 455 | } |
14f9c5c9 AS |
456 | } |
457 | ||
458 | /* Print the character string STRING, printing at most LENGTH characters. | |
459 | Printing stops early if the number hits print_max; repeat counts | |
460 | are printed as appropriate. Print ellipses at the end if we | |
9a153e0b JB |
461 | had to stop before printing LENGTH characters, or if FORCE_ELLIPSES. |
462 | TYPE_LEN is the length (1 or 2) of the character type. */ | |
14f9c5c9 AS |
463 | |
464 | static void | |
6c7a06a3 | 465 | printstr (struct ui_file *stream, struct type *elttype, const gdb_byte *string, |
79a45b7d TT |
466 | unsigned int length, int force_ellipses, int type_len, |
467 | const struct value_print_options *options) | |
14f9c5c9 | 468 | { |
34877895 | 469 | enum bfd_endian byte_order = type_byte_order (elttype); |
14f9c5c9 AS |
470 | unsigned int i; |
471 | unsigned int things_printed = 0; | |
472 | int in_quotes = 0; | |
473 | int need_comma = 0; | |
474 | ||
475 | if (length == 0) | |
476 | { | |
477 | fputs_filtered ("\"\"", stream); | |
478 | return; | |
479 | } | |
480 | ||
79a45b7d | 481 | for (i = 0; i < length && things_printed < options->print_max; i += 1) |
14f9c5c9 AS |
482 | { |
483 | /* Position of the character we are examining | |
d2e4a39e | 484 | to see whether it is repeated. */ |
14f9c5c9 AS |
485 | unsigned int rep1; |
486 | /* Number of repetitions we have detected so far. */ | |
487 | unsigned int reps; | |
488 | ||
489 | QUIT; | |
490 | ||
491 | if (need_comma) | |
492 | { | |
493 | fputs_filtered (", ", stream); | |
494 | need_comma = 0; | |
495 | } | |
496 | ||
497 | rep1 = i + 1; | |
498 | reps = 1; | |
c3e5cd34 | 499 | while (rep1 < length |
e17a4113 UW |
500 | && char_at (string, rep1, type_len, byte_order) |
501 | == char_at (string, i, type_len, byte_order)) | |
14f9c5c9 AS |
502 | { |
503 | rep1 += 1; | |
504 | reps += 1; | |
505 | } | |
506 | ||
79a45b7d | 507 | if (reps > options->repeat_count_threshold) |
14f9c5c9 AS |
508 | { |
509 | if (in_quotes) | |
510 | { | |
e93a8774 | 511 | fputs_filtered ("\", ", stream); |
14f9c5c9 AS |
512 | in_quotes = 0; |
513 | } | |
514 | fputs_filtered ("'", stream); | |
e17a4113 UW |
515 | ada_emit_char (char_at (string, i, type_len, byte_order), |
516 | elttype, stream, '\'', type_len); | |
14f9c5c9 | 517 | fputs_filtered ("'", stream); |
7f6aba03 TT |
518 | fprintf_filtered (stream, _(" %p[<repeats %u times>%p]"), |
519 | metadata_style.style ().ptr (), reps, nullptr); | |
14f9c5c9 | 520 | i = rep1 - 1; |
79a45b7d | 521 | things_printed += options->repeat_count_threshold; |
14f9c5c9 AS |
522 | need_comma = 1; |
523 | } | |
524 | else | |
525 | { | |
526 | if (!in_quotes) | |
527 | { | |
e93a8774 | 528 | fputs_filtered ("\"", stream); |
14f9c5c9 AS |
529 | in_quotes = 1; |
530 | } | |
e17a4113 UW |
531 | ada_emit_char (char_at (string, i, type_len, byte_order), |
532 | elttype, stream, '"', type_len); | |
14f9c5c9 AS |
533 | things_printed += 1; |
534 | } | |
535 | } | |
536 | ||
537 | /* Terminate the quotes if necessary. */ | |
538 | if (in_quotes) | |
e93a8774 | 539 | fputs_filtered ("\"", stream); |
14f9c5c9 AS |
540 | |
541 | if (force_ellipses || i < length) | |
542 | fputs_filtered ("...", stream); | |
543 | } | |
544 | ||
545 | void | |
0963b4bd MS |
546 | ada_printstr (struct ui_file *stream, struct type *type, |
547 | const gdb_byte *string, unsigned int length, | |
548 | const char *encoding, int force_ellipses, | |
79a45b7d | 549 | const struct value_print_options *options) |
14f9c5c9 | 550 | { |
6c7a06a3 TT |
551 | printstr (stream, type, string, length, force_ellipses, TYPE_LENGTH (type), |
552 | options); | |
14f9c5c9 AS |
553 | } |
554 | ||
bdf779a0 JB |
555 | static int |
556 | print_variant_part (struct type *type, int field_num, | |
557 | const gdb_byte *valaddr, int offset, | |
558 | struct ui_file *stream, int recurse, | |
e8b24d9f | 559 | struct value *val, |
bdf779a0 JB |
560 | const struct value_print_options *options, |
561 | int comma_needed, | |
8e355c5d JB |
562 | struct type *outer_type, int outer_offset, |
563 | const struct language_defn *language) | |
bdf779a0 JB |
564 | { |
565 | struct type *var_type = TYPE_FIELD_TYPE (type, field_num); | |
566 | int which = ada_which_variant_applies (var_type, outer_type, | |
567 | valaddr + outer_offset); | |
568 | ||
569 | if (which < 0) | |
570 | return 0; | |
571 | else | |
572 | return print_field_values | |
573 | (TYPE_FIELD_TYPE (var_type, which), | |
574 | valaddr, | |
575 | offset + TYPE_FIELD_BITPOS (type, field_num) / HOST_CHAR_BIT | |
576 | + TYPE_FIELD_BITPOS (var_type, which) / HOST_CHAR_BIT, | |
577 | stream, recurse, val, options, | |
8e355c5d | 578 | comma_needed, outer_type, outer_offset, language); |
bdf779a0 JB |
579 | } |
580 | ||
581 | /* Print out fields of value at VALADDR + OFFSET having structure type TYPE. | |
582 | ||
583 | TYPE, VALADDR, OFFSET, STREAM, RECURSE, and OPTIONS have the same | |
584 | meanings as in ada_print_value and ada_val_print. | |
585 | ||
586 | OUTER_TYPE and OUTER_OFFSET give type and address of enclosing | |
587 | record (used to get discriminant values when printing variant | |
588 | parts). | |
589 | ||
590 | COMMA_NEEDED is 1 if fields have been printed at the current recursion | |
591 | level, so that a comma is needed before any field printed by this | |
592 | call. | |
593 | ||
594 | Returns 1 if COMMA_NEEDED or any fields were printed. */ | |
595 | ||
596 | static int | |
597 | print_field_values (struct type *type, const gdb_byte *valaddr, | |
598 | int offset, struct ui_file *stream, int recurse, | |
e8b24d9f | 599 | struct value *val, |
bdf779a0 JB |
600 | const struct value_print_options *options, |
601 | int comma_needed, | |
8e355c5d JB |
602 | struct type *outer_type, int outer_offset, |
603 | const struct language_defn *language) | |
bdf779a0 JB |
604 | { |
605 | int i, len; | |
606 | ||
607 | len = TYPE_NFIELDS (type); | |
608 | ||
609 | for (i = 0; i < len; i += 1) | |
610 | { | |
611 | if (ada_is_ignored_field (type, i)) | |
612 | continue; | |
613 | ||
614 | if (ada_is_wrapper_field (type, i)) | |
615 | { | |
616 | comma_needed = | |
617 | print_field_values (TYPE_FIELD_TYPE (type, i), | |
618 | valaddr, | |
619 | (offset | |
620 | + TYPE_FIELD_BITPOS (type, i) / HOST_CHAR_BIT), | |
621 | stream, recurse, val, options, | |
8e355c5d | 622 | comma_needed, type, offset, language); |
bdf779a0 JB |
623 | continue; |
624 | } | |
625 | else if (ada_is_variant_part (type, i)) | |
626 | { | |
627 | comma_needed = | |
628 | print_variant_part (type, i, valaddr, | |
629 | offset, stream, recurse, val, | |
630 | options, comma_needed, | |
8e355c5d | 631 | outer_type, outer_offset, language); |
bdf779a0 JB |
632 | continue; |
633 | } | |
634 | ||
635 | if (comma_needed) | |
636 | fprintf_filtered (stream, ", "); | |
637 | comma_needed = 1; | |
638 | ||
639 | if (options->prettyformat) | |
640 | { | |
641 | fprintf_filtered (stream, "\n"); | |
642 | print_spaces_filtered (2 + 2 * recurse, stream); | |
643 | } | |
644 | else | |
645 | { | |
646 | wrap_here (n_spaces (2 + 2 * recurse)); | |
647 | } | |
648 | ||
649 | annotate_field_begin (TYPE_FIELD_TYPE (type, i)); | |
650 | fprintf_filtered (stream, "%.*s", | |
651 | ada_name_prefix_len (TYPE_FIELD_NAME (type, i)), | |
652 | TYPE_FIELD_NAME (type, i)); | |
653 | annotate_field_name_end (); | |
654 | fputs_filtered (" => ", stream); | |
655 | annotate_field_value (); | |
656 | ||
657 | if (TYPE_FIELD_PACKED (type, i)) | |
658 | { | |
bdf779a0 JB |
659 | /* Bitfields require special handling, especially due to byte |
660 | order problems. */ | |
661 | if (HAVE_CPLUS_STRUCT (type) && TYPE_FIELD_IGNORE (type, i)) | |
662 | { | |
7f6aba03 TT |
663 | fputs_styled (_("<optimized out or zero length>"), |
664 | metadata_style.style (), stream); | |
bdf779a0 JB |
665 | } |
666 | else | |
667 | { | |
e8b24d9f | 668 | struct value *v; |
bdf779a0 JB |
669 | int bit_pos = TYPE_FIELD_BITPOS (type, i); |
670 | int bit_size = TYPE_FIELD_BITSIZE (type, i); | |
671 | struct value_print_options opts; | |
672 | ||
673 | adjust_type_signedness (TYPE_FIELD_TYPE (type, i)); | |
674 | v = ada_value_primitive_packed_val | |
675 | (NULL, valaddr, | |
676 | offset + bit_pos / HOST_CHAR_BIT, | |
677 | bit_pos % HOST_CHAR_BIT, | |
678 | bit_size, TYPE_FIELD_TYPE (type, i)); | |
679 | opts = *options; | |
680 | opts.deref_ref = 0; | |
3a916a97 | 681 | common_val_print (v, stream, recurse + 1, &opts, language); |
bdf779a0 JB |
682 | } |
683 | } | |
684 | else | |
685 | { | |
686 | struct value_print_options opts = *options; | |
687 | ||
688 | opts.deref_ref = 0; | |
3a916a97 TT |
689 | |
690 | LONGEST local_off = (offset + TYPE_FIELD_BITPOS (type, i) | |
691 | / HOST_CHAR_BIT); | |
692 | struct value *v = value_from_contents (TYPE_FIELD_TYPE (type, i), | |
693 | valaddr + local_off); | |
694 | common_val_print (v, stream, recurse + 1, &opts, language); | |
bdf779a0 JB |
695 | } |
696 | annotate_field_end (); | |
697 | } | |
698 | ||
699 | return comma_needed; | |
700 | } | |
701 | ||
71855601 JB |
702 | /* Implement Ada val_print'ing for the case where TYPE is |
703 | a TYPE_CODE_ARRAY of characters. */ | |
704 | ||
705 | static void | |
706 | ada_val_print_string (struct type *type, const gdb_byte *valaddr, | |
b59eac37 | 707 | int offset_aligned, |
71855601 | 708 | struct ui_file *stream, int recurse, |
71855601 JB |
709 | const struct value_print_options *options) |
710 | { | |
34877895 | 711 | enum bfd_endian byte_order = type_byte_order (type); |
71855601 JB |
712 | struct type *elttype = TYPE_TARGET_TYPE (type); |
713 | unsigned int eltlen; | |
714 | unsigned int len; | |
715 | ||
716 | /* We know that ELTTYPE cannot possibly be null, because we assume | |
717 | that we're called only when TYPE is a string-like type. | |
718 | Similarly, the size of ELTTYPE should also be non-null, since | |
719 | it's a character-like type. */ | |
720 | gdb_assert (elttype != NULL); | |
721 | gdb_assert (TYPE_LENGTH (elttype) != 0); | |
722 | ||
723 | eltlen = TYPE_LENGTH (elttype); | |
724 | len = TYPE_LENGTH (type) / eltlen; | |
725 | ||
726 | if (options->prettyformat_arrays) | |
727 | print_spaces_filtered (2 + 2 * recurse, stream); | |
728 | ||
729 | /* If requested, look for the first null char and only print | |
730 | elements up to it. */ | |
731 | if (options->stop_print_at_null) | |
732 | { | |
733 | int temp_len; | |
734 | ||
735 | /* Look for a NULL char. */ | |
736 | for (temp_len = 0; | |
737 | (temp_len < len | |
738 | && temp_len < options->print_max | |
739 | && char_at (valaddr + offset_aligned, | |
740 | temp_len, eltlen, byte_order) != 0); | |
741 | temp_len += 1); | |
742 | len = temp_len; | |
743 | } | |
744 | ||
745 | printstr (stream, elttype, valaddr + offset_aligned, len, 0, | |
746 | eltlen, options); | |
747 | } | |
748 | ||
8004dfd1 JB |
749 | /* Implement Ada val_print-ing for GNAT arrays (Eg. fat pointers, |
750 | thin pointers, etc). */ | |
751 | ||
752 | static void | |
5b5e15ec | 753 | ada_val_print_gnat_array (struct value *val, |
8004dfd1 | 754 | struct ui_file *stream, int recurse, |
2228ef77 | 755 | const struct value_print_options *options) |
8004dfd1 | 756 | { |
5b5e15ec TT |
757 | scoped_value_mark free_values; |
758 | ||
759 | struct type *type = ada_check_typedef (value_type (val)); | |
8004dfd1 | 760 | |
8004dfd1 JB |
761 | /* If this is a reference, coerce it now. This helps taking care |
762 | of the case where ADDRESS is meaningless because original_value | |
763 | was not an lval. */ | |
764 | val = coerce_ref (val); | |
765 | if (TYPE_CODE (type) == TYPE_CODE_TYPEDEF) /* array access type. */ | |
766 | val = ada_coerce_to_simple_array_ptr (val); | |
767 | else | |
768 | val = ada_coerce_to_simple_array (val); | |
769 | if (val == NULL) | |
770 | { | |
771 | gdb_assert (TYPE_CODE (type) == TYPE_CODE_TYPEDEF); | |
772 | fprintf_filtered (stream, "0x0"); | |
773 | } | |
774 | else | |
5b5e15ec TT |
775 | common_val_print (val, stream, recurse, options, |
776 | language_def (language_ada)); | |
8004dfd1 JB |
777 | } |
778 | ||
416595d6 TT |
779 | /* Implement Ada value_print'ing for the case where TYPE is a |
780 | TYPE_CODE_PTR. */ | |
781 | ||
782 | static void | |
783 | ada_value_print_ptr (struct value *val, | |
784 | struct ui_file *stream, int recurse, | |
785 | const struct value_print_options *options) | |
786 | { | |
787 | common_val_print (val, stream, recurse, options, language_def (language_c)); | |
788 | ||
789 | struct type *type = ada_check_typedef (value_type (val)); | |
790 | if (ada_is_tag_type (type)) | |
791 | { | |
792 | const char *name = ada_tag_name (val); | |
793 | ||
794 | if (name != NULL) | |
795 | fprintf_filtered (stream, " (%s)", name); | |
796 | } | |
797 | } | |
798 | ||
39ef85a8 TT |
799 | /* Implement Ada val_print'ing for the case where TYPE is |
800 | a TYPE_CODE_INT or TYPE_CODE_RANGE. */ | |
801 | ||
802 | static void | |
803 | ada_value_print_num (struct value *val, struct ui_file *stream, int recurse, | |
804 | const struct value_print_options *options) | |
805 | { | |
806 | struct type *type = ada_check_typedef (value_type (val)); | |
807 | const gdb_byte *valaddr = value_contents_for_printing (val); | |
808 | ||
809 | if (ada_is_fixed_point_type (type)) | |
810 | { | |
811 | struct value *scale = ada_scaling_factor (type); | |
812 | val = value_cast (value_type (scale), val); | |
813 | val = value_binop (val, scale, BINOP_MUL); | |
814 | ||
815 | const char *fmt = TYPE_LENGTH (type) < 4 ? "%.11g" : "%.17g"; | |
816 | std::string str | |
817 | = target_float_to_string (value_contents (val), value_type (val), fmt); | |
818 | fputs_filtered (str.c_str (), stream); | |
819 | return; | |
820 | } | |
821 | else if (TYPE_CODE (type) == TYPE_CODE_RANGE | |
822 | && (TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_ENUM | |
823 | || TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_BOOL | |
824 | || TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_CHAR)) | |
825 | { | |
826 | /* For enum-valued ranges, we want to recurse, because we'll end | |
827 | up printing the constant's name rather than its numeric | |
828 | value. Character and fixed-point types are also printed | |
829 | differently, so recuse for those as well. */ | |
830 | struct type *target_type = TYPE_TARGET_TYPE (type); | |
831 | val = value_cast (target_type, val); | |
832 | common_val_print (val, stream, recurse + 1, options, | |
833 | language_def (language_ada)); | |
834 | return; | |
835 | } | |
836 | else | |
837 | { | |
838 | int format = (options->format ? options->format | |
839 | : options->output_format); | |
840 | ||
841 | if (format) | |
842 | { | |
843 | struct value_print_options opts = *options; | |
844 | ||
845 | opts.format = format; | |
846 | value_print_scalar_formatted (val, &opts, 0, stream); | |
847 | } | |
848 | else if (ada_is_system_address_type (type)) | |
849 | { | |
850 | /* FIXME: We want to print System.Address variables using | |
851 | the same format as for any access type. But for some | |
852 | reason GNAT encodes the System.Address type as an int, | |
853 | so we have to work-around this deficiency by handling | |
854 | System.Address values as a special case. */ | |
855 | ||
856 | struct gdbarch *gdbarch = get_type_arch (type); | |
857 | struct type *ptr_type = builtin_type (gdbarch)->builtin_data_ptr; | |
858 | CORE_ADDR addr = extract_typed_address (valaddr, ptr_type); | |
859 | ||
860 | fprintf_filtered (stream, "("); | |
861 | type_print (type, "", stream, -1); | |
862 | fprintf_filtered (stream, ") "); | |
863 | fputs_filtered (paddress (gdbarch, addr), stream); | |
864 | } | |
865 | else | |
866 | { | |
867 | value_print_scalar_formatted (val, options, 0, stream); | |
868 | if (ada_is_character_type (type)) | |
869 | { | |
870 | LONGEST c; | |
871 | ||
872 | fputs_filtered (" ", stream); | |
873 | c = unpack_long (type, valaddr); | |
874 | ada_printchar (c, type, stream); | |
875 | } | |
876 | } | |
877 | return; | |
878 | } | |
879 | } | |
880 | ||
8004dfd1 JB |
881 | /* Implement Ada val_print'ing for the case where TYPE is |
882 | a TYPE_CODE_ENUM. */ | |
883 | ||
884 | static void | |
426a9c18 | 885 | ada_val_print_enum (struct value *value, struct ui_file *stream, int recurse, |
2228ef77 | 886 | const struct value_print_options *options) |
8004dfd1 JB |
887 | { |
888 | int i; | |
889 | unsigned int len; | |
890 | LONGEST val; | |
891 | ||
892 | if (options->format) | |
893 | { | |
426a9c18 | 894 | value_print_scalar_formatted (value, options, 0, stream); |
8004dfd1 JB |
895 | return; |
896 | } | |
897 | ||
426a9c18 TT |
898 | struct type *type = ada_check_typedef (value_type (value)); |
899 | const gdb_byte *valaddr = value_contents_for_printing (value); | |
900 | int offset_aligned = ada_aligned_value_addr (type, valaddr) - valaddr; | |
901 | ||
8004dfd1 JB |
902 | len = TYPE_NFIELDS (type); |
903 | val = unpack_long (type, valaddr + offset_aligned); | |
904 | for (i = 0; i < len; i++) | |
905 | { | |
906 | QUIT; | |
907 | if (val == TYPE_FIELD_ENUMVAL (type, i)) | |
908 | break; | |
909 | } | |
910 | ||
911 | if (i < len) | |
912 | { | |
913 | const char *name = ada_enum_name (TYPE_FIELD_NAME (type, i)); | |
914 | ||
915 | if (name[0] == '\'') | |
3f0cbb04 TT |
916 | fprintf_filtered (stream, "%ld %ps", (long) val, |
917 | styled_string (variable_name_style.style (), | |
918 | name)); | |
8004dfd1 | 919 | else |
3f0cbb04 | 920 | fputs_styled (name, variable_name_style.style (), stream); |
8004dfd1 JB |
921 | } |
922 | else | |
923 | print_longest (stream, 'd', 0, val); | |
924 | } | |
925 | ||
8004dfd1 JB |
926 | /* Implement Ada val_print'ing for the case where TYPE is |
927 | a TYPE_CODE_STRUCT or TYPE_CODE_UNION. */ | |
928 | ||
929 | static void | |
930 | ada_val_print_struct_union | |
931 | (struct type *type, const gdb_byte *valaddr, int offset, | |
932 | int offset_aligned, CORE_ADDR address, struct ui_file *stream, | |
e8b24d9f | 933 | int recurse, struct value *original_value, |
2228ef77 | 934 | const struct value_print_options *options) |
8004dfd1 JB |
935 | { |
936 | if (ada_is_bogus_array_descriptor (type)) | |
937 | { | |
938 | fprintf_filtered (stream, "(...?)"); | |
939 | return; | |
940 | } | |
941 | ||
079e4591 JB |
942 | fprintf_filtered (stream, "("); |
943 | ||
944 | if (print_field_values (type, valaddr, offset_aligned, | |
945 | stream, recurse, original_value, options, | |
2228ef77 XR |
946 | 0, type, offset_aligned, |
947 | language_def (language_ada)) != 0 | |
079e4591 JB |
948 | && options->prettyformat) |
949 | { | |
950 | fprintf_filtered (stream, "\n"); | |
951 | print_spaces_filtered (2 * recurse, stream); | |
952 | } | |
953 | ||
954 | fprintf_filtered (stream, ")"); | |
8004dfd1 JB |
955 | } |
956 | ||
b59eac37 TT |
957 | /* Implement Ada value_print'ing for the case where TYPE is a |
958 | TYPE_CODE_ARRAY. */ | |
959 | ||
960 | static void | |
961 | ada_value_print_array (struct value *val, struct ui_file *stream, int recurse, | |
962 | const struct value_print_options *options) | |
963 | { | |
964 | struct type *type = ada_check_typedef (value_type (val)); | |
965 | ||
966 | /* For an array of characters, print with string syntax. */ | |
967 | if (ada_is_string_type (type) | |
968 | && (options->format == 0 || options->format == 's')) | |
969 | { | |
970 | const gdb_byte *valaddr = value_contents_for_printing (val); | |
971 | int offset_aligned = ada_aligned_value_addr (type, valaddr) - valaddr; | |
972 | ||
973 | ada_val_print_string (type, valaddr, offset_aligned, stream, recurse, | |
974 | options); | |
975 | return; | |
976 | } | |
977 | ||
978 | fprintf_filtered (stream, "("); | |
979 | print_optional_low_bound (stream, type, options); | |
980 | if (TYPE_FIELD_BITSIZE (type, 0) > 0) | |
981 | { | |
982 | const gdb_byte *valaddr = value_contents_for_printing (val); | |
983 | int offset_aligned = ada_aligned_value_addr (type, valaddr) - valaddr; | |
984 | val_print_packed_array_elements (type, valaddr, offset_aligned, | |
985 | stream, recurse, options); | |
986 | } | |
987 | else | |
988 | value_print_array_elements (val, stream, recurse, options, 0); | |
989 | fprintf_filtered (stream, ")"); | |
990 | } | |
991 | ||
8004dfd1 JB |
992 | /* Implement Ada val_print'ing for the case where TYPE is |
993 | a TYPE_CODE_REF. */ | |
994 | ||
995 | static void | |
996 | ada_val_print_ref (struct type *type, const gdb_byte *valaddr, | |
997 | int offset, int offset_aligned, CORE_ADDR address, | |
998 | struct ui_file *stream, int recurse, | |
e8b24d9f | 999 | struct value *original_value, |
2228ef77 | 1000 | const struct value_print_options *options) |
8004dfd1 JB |
1001 | { |
1002 | /* For references, the debugger is expected to print the value as | |
1003 | an address if DEREF_REF is null. But printing an address in place | |
1004 | of the object value would be confusing to an Ada programmer. | |
1005 | So, for Ada values, we print the actual dereferenced value | |
1006 | regardless. */ | |
1007 | struct type *elttype = check_typedef (TYPE_TARGET_TYPE (type)); | |
34b27950 JB |
1008 | struct value *deref_val; |
1009 | CORE_ADDR deref_val_int; | |
8004dfd1 | 1010 | |
34b27950 | 1011 | if (TYPE_CODE (elttype) == TYPE_CODE_UNDEF) |
8004dfd1 | 1012 | { |
7f6aba03 TT |
1013 | fputs_styled ("<ref to undefined type>", metadata_style.style (), |
1014 | stream); | |
34b27950 JB |
1015 | return; |
1016 | } | |
8004dfd1 | 1017 | |
34b27950 JB |
1018 | deref_val = coerce_ref_if_computed (original_value); |
1019 | if (deref_val) | |
1020 | { | |
1021 | if (ada_is_tagged_type (value_type (deref_val), 1)) | |
1022 | deref_val = ada_tag_value_at_base_address (deref_val); | |
8004dfd1 | 1023 | |
34b27950 | 1024 | common_val_print (deref_val, stream, recurse + 1, options, |
2228ef77 | 1025 | language_def (language_ada)); |
34b27950 JB |
1026 | return; |
1027 | } | |
8004dfd1 | 1028 | |
34b27950 JB |
1029 | deref_val_int = unpack_pointer (type, valaddr + offset_aligned); |
1030 | if (deref_val_int == 0) | |
1031 | { | |
1032 | fputs_filtered ("(null)", stream); | |
1033 | return; | |
8004dfd1 | 1034 | } |
34b27950 JB |
1035 | |
1036 | deref_val | |
1037 | = ada_value_ind (value_from_pointer (lookup_pointer_type (elttype), | |
1038 | deref_val_int)); | |
1039 | if (ada_is_tagged_type (value_type (deref_val), 1)) | |
1040 | deref_val = ada_tag_value_at_base_address (deref_val); | |
1041 | ||
c1b5a1a6 JB |
1042 | /* Make sure that the object does not have an unreasonable size |
1043 | before trying to print it. This can happen for instance with | |
1044 | references to dynamic objects whose contents is uninitialized | |
1045 | (Eg: an array whose bounds are not set yet). */ | |
1046 | ada_ensure_varsize_limit (value_type (deref_val)); | |
1047 | ||
7d45f3df YQ |
1048 | if (value_lazy (deref_val)) |
1049 | value_fetch_lazy (deref_val); | |
1050 | ||
2e088f8b TT |
1051 | common_val_print (deref_val, stream, recurse + 1, |
1052 | options, language_def (language_ada)); | |
8004dfd1 JB |
1053 | } |
1054 | ||
5b5e15ec TT |
1055 | /* See the comment on ada_value_print. This function differs in that |
1056 | it does not catch evaluation errors (leaving that to | |
1057 | ada_value_print). */ | |
1058 | ||
1059 | static void | |
1060 | ada_value_print_1 (struct value *val, struct ui_file *stream, int recurse, | |
1061 | const struct value_print_options *options) | |
1062 | { | |
1063 | struct type *type = ada_check_typedef (value_type (val)); | |
1064 | ||
1065 | if (ada_is_array_descriptor_type (type) | |
1066 | || (ada_is_constrained_packed_array_type (type) | |
1067 | && TYPE_CODE (type) != TYPE_CODE_PTR)) | |
1068 | { | |
1069 | ada_val_print_gnat_array (val, stream, recurse, options); | |
1070 | return; | |
1071 | } | |
1072 | ||
1073 | val = ada_to_fixed_value (val); | |
1074 | type = value_type (val); | |
1075 | struct type *saved_type = type; | |
1076 | ||
1077 | const gdb_byte *valaddr = value_contents_for_printing (val); | |
1078 | CORE_ADDR address = value_address (val); | |
1079 | type = ada_check_typedef (resolve_dynamic_type (type, valaddr, address)); | |
1080 | if (type != saved_type) | |
1081 | { | |
1082 | val = value_copy (val); | |
1083 | deprecated_set_value_type (val, type); | |
1084 | } | |
1085 | ||
1086 | switch (TYPE_CODE (type)) | |
1087 | { | |
1088 | default: | |
1089 | common_val_print (val, stream, recurse, options, | |
1090 | language_def (language_c)); | |
1091 | break; | |
1092 | ||
1093 | case TYPE_CODE_PTR: | |
416595d6 | 1094 | ada_value_print_ptr (val, stream, recurse, options); |
5b5e15ec TT |
1095 | break; |
1096 | ||
1097 | case TYPE_CODE_INT: | |
1098 | case TYPE_CODE_RANGE: | |
39ef85a8 | 1099 | ada_value_print_num (val, stream, recurse, options); |
5b5e15ec TT |
1100 | break; |
1101 | ||
1102 | case TYPE_CODE_ENUM: | |
426a9c18 | 1103 | ada_val_print_enum (val, stream, recurse, options); |
5b5e15ec TT |
1104 | break; |
1105 | ||
1106 | case TYPE_CODE_FLT: | |
b9fa6e07 TT |
1107 | if (options->format) |
1108 | { | |
1109 | common_val_print (val, stream, recurse, options, | |
1110 | language_def (language_c)); | |
1111 | break; | |
1112 | } | |
1113 | ||
1114 | ada_print_floating (valaddr, type, stream); | |
5b5e15ec TT |
1115 | break; |
1116 | ||
1117 | case TYPE_CODE_UNION: | |
1118 | case TYPE_CODE_STRUCT: | |
1119 | ada_val_print_struct_union (type, valaddr, 0, 0, | |
1120 | address, stream, recurse, | |
1121 | val, options); | |
1122 | break; | |
1123 | ||
1124 | case TYPE_CODE_ARRAY: | |
b59eac37 | 1125 | ada_value_print_array (val, stream, recurse, options); |
5b5e15ec TT |
1126 | return; |
1127 | ||
1128 | case TYPE_CODE_REF: | |
1129 | ada_val_print_ref (type, valaddr, 0, 0, | |
1130 | address, stream, recurse, val, | |
1131 | options); | |
1132 | break; | |
1133 | } | |
1134 | } | |
1135 | ||
26792ee0 TT |
1136 | /* See ada-lang.h. */ |
1137 | ||
1138 | void | |
1139 | ada_value_print_inner (struct value *val, struct ui_file *stream, | |
1140 | int recurse, | |
1141 | const struct value_print_options *options) | |
1142 | { | |
5b5e15ec TT |
1143 | try |
1144 | { | |
1145 | ada_value_print_1 (val, stream, recurse, options); | |
1146 | } | |
1147 | catch (const gdb_exception_error &except) | |
1148 | { | |
1149 | fprintf_styled (stream, metadata_style.style (), | |
1150 | _("<error reading variable: %s>"), | |
1151 | except.what ()); | |
1152 | } | |
26792ee0 TT |
1153 | } |
1154 | ||
8e069a98 | 1155 | void |
79a45b7d TT |
1156 | ada_value_print (struct value *val0, struct ui_file *stream, |
1157 | const struct value_print_options *options) | |
14f9c5c9 | 1158 | { |
0c3acc09 | 1159 | struct value *val = ada_to_fixed_value (val0); |
cc330e39 | 1160 | struct type *type = ada_check_typedef (value_type (val)); |
79a45b7d | 1161 | struct value_print_options opts; |
14f9c5c9 | 1162 | |
4c4b4cd2 PH |
1163 | /* If it is a pointer, indicate what it points to. */ |
1164 | if (TYPE_CODE (type) == TYPE_CODE_PTR) | |
14f9c5c9 | 1165 | { |
4c4b4cd2 PH |
1166 | /* Hack: don't print (char *) for char strings. Their |
1167 | type is indicated by the quoted string anyway. */ | |
1168 | if (TYPE_LENGTH (TYPE_TARGET_TYPE (type)) != sizeof (char) | |
1169 | || TYPE_CODE (TYPE_TARGET_TYPE (type)) != TYPE_CODE_INT | |
1170 | || TYPE_UNSIGNED (TYPE_TARGET_TYPE (type))) | |
14f9c5c9 AS |
1171 | { |
1172 | fprintf_filtered (stream, "("); | |
1173 | type_print (type, "", stream, -1); | |
1174 | fprintf_filtered (stream, ") "); | |
1175 | } | |
1176 | } | |
4c4b4cd2 | 1177 | else if (ada_is_array_descriptor_type (type)) |
14f9c5c9 | 1178 | { |
720d1a40 JB |
1179 | /* We do not print the type description unless TYPE is an array |
1180 | access type (this is encoded by the compiler as a typedef to | |
1181 | a fat pointer - hence the check against TYPE_CODE_TYPEDEF). */ | |
1182 | if (TYPE_CODE (type) == TYPE_CODE_TYPEDEF) | |
1183 | { | |
1184 | fprintf_filtered (stream, "("); | |
1185 | type_print (type, "", stream, -1); | |
1186 | fprintf_filtered (stream, ") "); | |
1187 | } | |
14f9c5c9 AS |
1188 | } |
1189 | else if (ada_is_bogus_array_descriptor (type)) | |
1190 | { | |
1191 | fprintf_filtered (stream, "("); | |
1192 | type_print (type, "", stream, -1); | |
1193 | fprintf_filtered (stream, ") (...?)"); | |
8e069a98 | 1194 | return; |
14f9c5c9 | 1195 | } |
4c4b4cd2 | 1196 | |
79a45b7d TT |
1197 | opts = *options; |
1198 | opts.deref_ref = 1; | |
03371129 | 1199 | common_val_print (val, stream, 0, &opts, current_language); |
14f9c5c9 | 1200 | } |