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d00edca5 | 1 | /* Demangler for g++ V3 ABI. |
8458514f | 2 | Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2014 |
dddc49b7 | 3 | Free Software Foundation, Inc. |
d00edca5 | 4 | Written by Ian Lance Taylor <ian@wasabisystems.com>. |
eb383413 | 5 | |
9ad1aa29 | 6 | This file is part of the libiberty library, which is part of GCC. |
74bcd529 | 7 | |
9ad1aa29 | 8 | This file is free software; you can redistribute it and/or modify |
eb383413 L |
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 | ||
35efcd67 DD |
13 | In addition to the permissions in the GNU General Public License, the |
14 | Free Software Foundation gives you unlimited permission to link the | |
15 | compiled version of this file into combinations with other programs, | |
16 | and to distribute those combinations without any restriction coming | |
17 | from the use of this file. (The General Public License restrictions | |
18 | do apply in other respects; for example, they cover modification of | |
19 | the file, and distribution when not linked into a combined | |
20 | executable.) | |
21 | ||
eb383413 L |
22 | This program is distributed in the hope that it will be useful, |
23 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | GNU General Public License for more details. | |
26 | ||
27 | You should have received a copy of the GNU General Public License | |
28 | along with this program; if not, write to the Free Software | |
979c05d3 | 29 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. |
eb383413 L |
30 | */ |
31 | ||
858b45cf DD |
32 | /* This code implements a demangler for the g++ V3 ABI. The ABI is |
33 | described on this web page: | |
34 | http://www.codesourcery.com/cxx-abi/abi.html#mangling | |
35 | ||
36 | This code was written while looking at the demangler written by | |
37 | Alex Samuel <samuel@codesourcery.com>. | |
38 | ||
39 | This code first pulls the mangled name apart into a list of | |
40 | components, and then walks the list generating the demangled | |
41 | name. | |
42 | ||
43 | This file will normally define the following functions, q.v.: | |
44 | char *cplus_demangle_v3(const char *mangled, int options) | |
45 | char *java_demangle_v3(const char *mangled) | |
208c1674 DD |
46 | int cplus_demangle_v3_callback(const char *mangled, int options, |
47 | demangle_callbackref callback) | |
48 | int java_demangle_v3_callback(const char *mangled, | |
49 | demangle_callbackref callback) | |
858b45cf DD |
50 | enum gnu_v3_ctor_kinds is_gnu_v3_mangled_ctor (const char *name) |
51 | enum gnu_v3_dtor_kinds is_gnu_v3_mangled_dtor (const char *name) | |
52 | ||
59727473 DD |
53 | Also, the interface to the component list is public, and defined in |
54 | demangle.h. The interface consists of these types, which are | |
55 | defined in demangle.h: | |
56 | enum demangle_component_type | |
57 | struct demangle_component | |
208c1674 | 58 | demangle_callbackref |
59727473 DD |
59 | and these functions defined in this file: |
60 | cplus_demangle_fill_name | |
61 | cplus_demangle_fill_extended_operator | |
62 | cplus_demangle_fill_ctor | |
63 | cplus_demangle_fill_dtor | |
64 | cplus_demangle_print | |
208c1674 | 65 | cplus_demangle_print_callback |
59727473 DD |
66 | and other functions defined in the file cp-demint.c. |
67 | ||
68 | This file also defines some other functions and variables which are | |
69 | only to be used by the file cp-demint.c. | |
70 | ||
858b45cf DD |
71 | Preprocessor macros you can define while compiling this file: |
72 | ||
73 | IN_LIBGCC2 | |
208c1674 | 74 | If defined, this file defines the following functions, q.v.: |
858b45cf DD |
75 | char *__cxa_demangle (const char *mangled, char *buf, size_t *len, |
76 | int *status) | |
208c1674 DD |
77 | int __gcclibcxx_demangle_callback (const char *, |
78 | void (*) | |
79 | (const char *, size_t, void *), | |
80 | void *) | |
81 | instead of cplus_demangle_v3[_callback]() and | |
82 | java_demangle_v3[_callback](). | |
858b45cf DD |
83 | |
84 | IN_GLIBCPP_V3 | |
208c1674 DD |
85 | If defined, this file defines only __cxa_demangle() and |
86 | __gcclibcxx_demangle_callback(), and no other publically visible | |
87 | functions or variables. | |
858b45cf DD |
88 | |
89 | STANDALONE_DEMANGLER | |
90 | If defined, this file defines a main() function which demangles | |
91 | any arguments, or, if none, demangles stdin. | |
92 | ||
93 | CP_DEMANGLE_DEBUG | |
94 | If defined, turns on debugging mode, which prints information on | |
95 | stdout about the mangled string. This is not generally useful. | |
d81bf7dd MM |
96 | |
97 | CHECK_DEMANGLER | |
98 | If defined, additional sanity checks will be performed. It will | |
99 | cause some slowdown, but will allow to catch out-of-bound access | |
100 | errors earlier. This macro is intended for testing and debugging. */ | |
858b45cf | 101 | |
208c1674 DD |
102 | #if defined (_AIX) && !defined (__GNUC__) |
103 | #pragma alloca | |
104 | #endif | |
105 | ||
eb383413 L |
106 | #ifdef HAVE_CONFIG_H |
107 | #include "config.h" | |
108 | #endif | |
109 | ||
d00edca5 | 110 | #include <stdio.h> |
b1233257 | 111 | |
eb383413 L |
112 | #ifdef HAVE_STDLIB_H |
113 | #include <stdlib.h> | |
114 | #endif | |
eb383413 L |
115 | #ifdef HAVE_STRING_H |
116 | #include <string.h> | |
117 | #endif | |
118 | ||
208c1674 DD |
119 | #ifdef HAVE_ALLOCA_H |
120 | # include <alloca.h> | |
121 | #else | |
122 | # ifndef alloca | |
123 | # ifdef __GNUC__ | |
124 | # define alloca __builtin_alloca | |
125 | # else | |
126 | extern char *alloca (); | |
127 | # endif /* __GNUC__ */ | |
128 | # endif /* alloca */ | |
129 | #endif /* HAVE_ALLOCA_H */ | |
130 | ||
fa3fcee7 NC |
131 | #ifdef HAVE_LIMITS_H |
132 | #include <limits.h> | |
133 | #endif | |
134 | #ifndef INT_MAX | |
135 | # define INT_MAX (int)(((unsigned int) ~0) >> 1) /* 0x7FFFFFFF */ | |
136 | #endif | |
137 | ||
eb383413 L |
138 | #include "ansidecl.h" |
139 | #include "libiberty.h" | |
eb383413 | 140 | #include "demangle.h" |
59727473 DD |
141 | #include "cp-demangle.h" |
142 | ||
143 | /* If IN_GLIBCPP_V3 is defined, some functions are made static. We | |
144 | also rename them via #define to avoid compiler errors when the | |
145 | static definition conflicts with the extern declaration in a header | |
146 | file. */ | |
147 | #ifdef IN_GLIBCPP_V3 | |
148 | ||
149 | #define CP_STATIC_IF_GLIBCPP_V3 static | |
150 | ||
151 | #define cplus_demangle_fill_name d_fill_name | |
9334f9c6 | 152 | static int d_fill_name (struct demangle_component *, const char *, int); |
59727473 DD |
153 | |
154 | #define cplus_demangle_fill_extended_operator d_fill_extended_operator | |
155 | static int | |
9334f9c6 DD |
156 | d_fill_extended_operator (struct demangle_component *, int, |
157 | struct demangle_component *); | |
59727473 DD |
158 | |
159 | #define cplus_demangle_fill_ctor d_fill_ctor | |
160 | static int | |
9334f9c6 DD |
161 | d_fill_ctor (struct demangle_component *, enum gnu_v3_ctor_kinds, |
162 | struct demangle_component *); | |
59727473 DD |
163 | |
164 | #define cplus_demangle_fill_dtor d_fill_dtor | |
165 | static int | |
9334f9c6 DD |
166 | d_fill_dtor (struct demangle_component *, enum gnu_v3_dtor_kinds, |
167 | struct demangle_component *); | |
59727473 DD |
168 | |
169 | #define cplus_demangle_mangled_name d_mangled_name | |
9334f9c6 | 170 | static struct demangle_component *d_mangled_name (struct d_info *, int); |
59727473 DD |
171 | |
172 | #define cplus_demangle_type d_type | |
9334f9c6 | 173 | static struct demangle_component *d_type (struct d_info *); |
59727473 DD |
174 | |
175 | #define cplus_demangle_print d_print | |
9334f9c6 | 176 | static char *d_print (int, const struct demangle_component *, int, size_t *); |
59727473 | 177 | |
208c1674 DD |
178 | #define cplus_demangle_print_callback d_print_callback |
179 | static int d_print_callback (int, const struct demangle_component *, | |
180 | demangle_callbackref, void *); | |
181 | ||
59727473 | 182 | #define cplus_demangle_init_info d_init_info |
9334f9c6 | 183 | static void d_init_info (const char *, int, size_t, struct d_info *); |
59727473 DD |
184 | |
185 | #else /* ! defined(IN_GLIBCPP_V3) */ | |
186 | #define CP_STATIC_IF_GLIBCPP_V3 | |
187 | #endif /* ! defined(IN_GLIBCPP_V3) */ | |
eb383413 | 188 | |
b6fb00c0 DD |
189 | /* See if the compiler supports dynamic arrays. */ |
190 | ||
191 | #ifdef __GNUC__ | |
192 | #define CP_DYNAMIC_ARRAYS | |
193 | #else | |
194 | #ifdef __STDC__ | |
195 | #ifdef __STDC_VERSION__ | |
196 | #if __STDC_VERSION__ >= 199901L | |
197 | #define CP_DYNAMIC_ARRAYS | |
198 | #endif /* __STDC__VERSION >= 199901L */ | |
199 | #endif /* defined (__STDC_VERSION__) */ | |
200 | #endif /* defined (__STDC__) */ | |
201 | #endif /* ! defined (__GNUC__) */ | |
202 | ||
858b45cf DD |
203 | /* We avoid pulling in the ctype tables, to prevent pulling in |
204 | additional unresolved symbols when this code is used in a library. | |
205 | FIXME: Is this really a valid reason? This comes from the original | |
206 | V3 demangler code. | |
d00edca5 | 207 | |
858b45cf | 208 | As of this writing this file has the following undefined references |
208c1674 DD |
209 | when compiled with -DIN_GLIBCPP_V3: realloc, free, memcpy, strcpy, |
210 | strcat, strlen. */ | |
d00edca5 | 211 | |
d00edca5 | 212 | #define IS_DIGIT(c) ((c) >= '0' && (c) <= '9') |
858b45cf DD |
213 | #define IS_UPPER(c) ((c) >= 'A' && (c) <= 'Z') |
214 | #define IS_LOWER(c) ((c) >= 'a' && (c) <= 'z') | |
03d5f569 | 215 | |
74bcd529 DD |
216 | /* The prefix prepended by GCC to an identifier represnting the |
217 | anonymous namespace. */ | |
218 | #define ANONYMOUS_NAMESPACE_PREFIX "_GLOBAL_" | |
d00edca5 DD |
219 | #define ANONYMOUS_NAMESPACE_PREFIX_LEN \ |
220 | (sizeof (ANONYMOUS_NAMESPACE_PREFIX) - 1) | |
74bcd529 | 221 | |
97ceaf5b DD |
222 | /* Information we keep for the standard substitutions. */ |
223 | ||
224 | struct d_standard_sub_info | |
225 | { | |
226 | /* The code for this substitution. */ | |
227 | char code; | |
228 | /* The simple string it expands to. */ | |
229 | const char *simple_expansion; | |
b6fb00c0 DD |
230 | /* The length of the simple expansion. */ |
231 | int simple_len; | |
97ceaf5b DD |
232 | /* The results of a full, verbose, expansion. This is used when |
233 | qualifying a constructor/destructor, or when in verbose mode. */ | |
234 | const char *full_expansion; | |
b6fb00c0 DD |
235 | /* The length of the full expansion. */ |
236 | int full_len; | |
97ceaf5b DD |
237 | /* What to set the last_name field of d_info to; NULL if we should |
238 | not set it. This is only relevant when qualifying a | |
239 | constructor/destructor. */ | |
240 | const char *set_last_name; | |
b6fb00c0 DD |
241 | /* The length of set_last_name. */ |
242 | int set_last_name_len; | |
97ceaf5b DD |
243 | }; |
244 | ||
59727473 | 245 | /* Accessors for subtrees of struct demangle_component. */ |
eb383413 | 246 | |
d00edca5 DD |
247 | #define d_left(dc) ((dc)->u.s_binary.left) |
248 | #define d_right(dc) ((dc)->u.s_binary.right) | |
249 | ||
d00edca5 | 250 | /* A list of templates. This is used while printing. */ |
eb383413 | 251 | |
d00edca5 DD |
252 | struct d_print_template |
253 | { | |
254 | /* Next template on the list. */ | |
255 | struct d_print_template *next; | |
256 | /* This template. */ | |
abf6a75b | 257 | const struct demangle_component *template_decl; |
d00edca5 | 258 | }; |
eb383413 | 259 | |
d00edca5 | 260 | /* A list of type modifiers. This is used while printing. */ |
eb383413 | 261 | |
d00edca5 DD |
262 | struct d_print_mod |
263 | { | |
264 | /* Next modifier on the list. These are in the reverse of the order | |
265 | in which they appeared in the mangled string. */ | |
266 | struct d_print_mod *next; | |
267 | /* The modifier. */ | |
59727473 | 268 | const struct demangle_component *mod; |
d00edca5 DD |
269 | /* Whether this modifier was printed. */ |
270 | int printed; | |
331c3da2 DD |
271 | /* The list of templates which applies to this modifier. */ |
272 | struct d_print_template *templates; | |
d00edca5 | 273 | }; |
eb383413 | 274 | |
208c1674 | 275 | /* We use these structures to hold information during printing. */ |
d00edca5 | 276 | |
208c1674 | 277 | struct d_growable_string |
d00edca5 | 278 | { |
d00edca5 DD |
279 | /* Buffer holding the result. */ |
280 | char *buf; | |
281 | /* Current length of data in buffer. */ | |
282 | size_t len; | |
283 | /* Allocated size of buffer. */ | |
284 | size_t alc; | |
208c1674 DD |
285 | /* Set to 1 if we had a memory allocation failure. */ |
286 | int allocation_failure; | |
287 | }; | |
288 | ||
91662bad | 289 | /* Stack of components, innermost first, used to avoid loops. */ |
290 | ||
291 | struct d_component_stack | |
292 | { | |
293 | /* This component. */ | |
294 | const struct demangle_component *dc; | |
295 | /* This component's parent. */ | |
296 | const struct d_component_stack *parent; | |
297 | }; | |
298 | ||
9548bbed | 299 | /* A demangle component and some scope captured when it was first |
300 | traversed. */ | |
301 | ||
302 | struct d_saved_scope | |
303 | { | |
304 | /* The component whose scope this is. */ | |
305 | const struct demangle_component *container; | |
306 | /* The list of templates, if any, that was current when this | |
307 | scope was captured. */ | |
308 | struct d_print_template *templates; | |
309 | }; | |
310 | ||
492e19d0 | 311 | /* Checkpoint structure to allow backtracking. This holds copies |
312 | of the fields of struct d_info that need to be restored | |
313 | if a trial parse needs to be backtracked over. */ | |
314 | ||
315 | struct d_info_checkpoint | |
316 | { | |
317 | const char *n; | |
318 | int next_comp; | |
319 | int next_sub; | |
320 | int did_subs; | |
321 | int expansion; | |
322 | }; | |
323 | ||
208c1674 DD |
324 | enum { D_PRINT_BUFFER_LENGTH = 256 }; |
325 | struct d_print_info | |
326 | { | |
208c1674 DD |
327 | /* Fixed-length allocated buffer for demangled data, flushed to the |
328 | callback with a NUL termination once full. */ | |
329 | char buf[D_PRINT_BUFFER_LENGTH]; | |
330 | /* Current length of data in buffer. */ | |
331 | size_t len; | |
332 | /* The last character printed, saved individually so that it survives | |
333 | any buffer flush. */ | |
334 | char last_char; | |
335 | /* Callback function to handle demangled buffer flush. */ | |
336 | demangle_callbackref callback; | |
337 | /* Opaque callback argument. */ | |
338 | void *opaque; | |
d00edca5 DD |
339 | /* The current list of templates, if any. */ |
340 | struct d_print_template *templates; | |
341 | /* The current list of modifiers (e.g., pointer, reference, etc.), | |
342 | if any. */ | |
343 | struct d_print_mod *modifiers; | |
208c1674 DD |
344 | /* Set to 1 if we saw a demangling error. */ |
345 | int demangle_failure; | |
1c08f2c8 | 346 | /* The current index into any template argument packs we are using |
fa3fcee7 | 347 | for printing, or -1 to print the whole pack. */ |
1c08f2c8 | 348 | int pack_index; |
3baae9d6 JJ |
349 | /* Number of d_print_flush calls so far. */ |
350 | unsigned long int flush_count; | |
91662bad | 351 | /* Stack of components, innermost first, used to avoid loops. */ |
352 | const struct d_component_stack *component_stack; | |
9548bbed | 353 | /* Array of saved scopes for evaluating substitutions. */ |
354 | struct d_saved_scope *saved_scopes; | |
fd259167 GB |
355 | /* Index of the next unused saved scope in the above array. */ |
356 | int next_saved_scope; | |
9548bbed | 357 | /* Number of saved scopes in the above array. */ |
358 | int num_saved_scopes; | |
fd259167 GB |
359 | /* Array of templates for saving into scopes. */ |
360 | struct d_print_template *copy_templates; | |
361 | /* Index of the next unused copy template in the above array. */ | |
362 | int next_copy_template; | |
363 | /* Number of copy templates in the above array. */ | |
364 | int num_copy_templates; | |
492e19d0 | 365 | /* The nearest enclosing template, if any. */ |
366 | const struct demangle_component *current_template; | |
d00edca5 | 367 | }; |
e61231f1 | 368 | |
eb383413 | 369 | #ifdef CP_DEMANGLE_DEBUG |
9334f9c6 | 370 | static void d_dump (struct demangle_component *, int); |
eb383413 | 371 | #endif |
59727473 DD |
372 | |
373 | static struct demangle_component * | |
9334f9c6 | 374 | d_make_empty (struct d_info *); |
59727473 DD |
375 | |
376 | static struct demangle_component * | |
9334f9c6 DD |
377 | d_make_comp (struct d_info *, enum demangle_component_type, |
378 | struct demangle_component *, | |
379 | struct demangle_component *); | |
59727473 DD |
380 | |
381 | static struct demangle_component * | |
9334f9c6 | 382 | d_make_name (struct d_info *, const char *, int); |
59727473 | 383 | |
a0692e36 L |
384 | static struct demangle_component * |
385 | d_make_demangle_mangled_name (struct d_info *, const char *); | |
386 | ||
59727473 | 387 | static struct demangle_component * |
9334f9c6 DD |
388 | d_make_builtin_type (struct d_info *, |
389 | const struct demangle_builtin_type_info *); | |
59727473 DD |
390 | |
391 | static struct demangle_component * | |
9334f9c6 DD |
392 | d_make_operator (struct d_info *, |
393 | const struct demangle_operator_info *); | |
59727473 DD |
394 | |
395 | static struct demangle_component * | |
9334f9c6 DD |
396 | d_make_extended_operator (struct d_info *, int, |
397 | struct demangle_component *); | |
59727473 DD |
398 | |
399 | static struct demangle_component * | |
9334f9c6 DD |
400 | d_make_ctor (struct d_info *, enum gnu_v3_ctor_kinds, |
401 | struct demangle_component *); | |
59727473 DD |
402 | |
403 | static struct demangle_component * | |
9334f9c6 DD |
404 | d_make_dtor (struct d_info *, enum gnu_v3_dtor_kinds, |
405 | struct demangle_component *); | |
59727473 DD |
406 | |
407 | static struct demangle_component * | |
fa3fcee7 | 408 | d_make_template_param (struct d_info *, int); |
59727473 DD |
409 | |
410 | static struct demangle_component * | |
9334f9c6 | 411 | d_make_sub (struct d_info *, const char *, int); |
59727473 DD |
412 | |
413 | static int | |
9334f9c6 | 414 | has_return_type (struct demangle_component *); |
59727473 DD |
415 | |
416 | static int | |
9334f9c6 | 417 | is_ctor_dtor_or_conversion (struct demangle_component *); |
59727473 | 418 | |
9334f9c6 | 419 | static struct demangle_component *d_encoding (struct d_info *, int); |
59727473 | 420 | |
9334f9c6 | 421 | static struct demangle_component *d_name (struct d_info *); |
59727473 | 422 | |
9334f9c6 | 423 | static struct demangle_component *d_nested_name (struct d_info *); |
59727473 | 424 | |
9334f9c6 | 425 | static struct demangle_component *d_prefix (struct d_info *); |
59727473 | 426 | |
9334f9c6 | 427 | static struct demangle_component *d_unqualified_name (struct d_info *); |
59727473 | 428 | |
9334f9c6 | 429 | static struct demangle_component *d_source_name (struct d_info *); |
59727473 | 430 | |
fa3fcee7 | 431 | static int d_number (struct d_info *); |
59727473 | 432 | |
fa3fcee7 | 433 | static struct demangle_component *d_identifier (struct d_info *, int); |
59727473 | 434 | |
9334f9c6 | 435 | static struct demangle_component *d_operator_name (struct d_info *); |
59727473 | 436 | |
9334f9c6 | 437 | static struct demangle_component *d_special_name (struct d_info *); |
59727473 | 438 | |
a4ddf8dc JM |
439 | static struct demangle_component *d_parmlist (struct d_info *); |
440 | ||
9334f9c6 | 441 | static int d_call_offset (struct d_info *, int); |
59727473 | 442 | |
9334f9c6 | 443 | static struct demangle_component *d_ctor_dtor_name (struct d_info *); |
59727473 DD |
444 | |
445 | static struct demangle_component ** | |
9334f9c6 | 446 | d_cv_qualifiers (struct d_info *, struct demangle_component **, int); |
59727473 | 447 | |
3a4d2339 DD |
448 | static struct demangle_component * |
449 | d_ref_qualifier (struct d_info *, struct demangle_component *); | |
450 | ||
59727473 | 451 | static struct demangle_component * |
9334f9c6 | 452 | d_function_type (struct d_info *); |
59727473 DD |
453 | |
454 | static struct demangle_component * | |
9334f9c6 | 455 | d_bare_function_type (struct d_info *, int); |
59727473 DD |
456 | |
457 | static struct demangle_component * | |
9334f9c6 | 458 | d_class_enum_type (struct d_info *); |
59727473 | 459 | |
9334f9c6 | 460 | static struct demangle_component *d_array_type (struct d_info *); |
59727473 | 461 | |
cbc43128 DD |
462 | static struct demangle_component *d_vector_type (struct d_info *); |
463 | ||
59727473 | 464 | static struct demangle_component * |
9334f9c6 | 465 | d_pointer_to_member_type (struct d_info *); |
59727473 DD |
466 | |
467 | static struct demangle_component * | |
9334f9c6 | 468 | d_template_param (struct d_info *); |
59727473 | 469 | |
9334f9c6 | 470 | static struct demangle_component *d_template_args (struct d_info *); |
fa3fcee7 | 471 | static struct demangle_component *d_template_args_1 (struct d_info *); |
59727473 DD |
472 | |
473 | static struct demangle_component * | |
9334f9c6 | 474 | d_template_arg (struct d_info *); |
59727473 | 475 | |
9334f9c6 | 476 | static struct demangle_component *d_expression (struct d_info *); |
59727473 | 477 | |
9334f9c6 | 478 | static struct demangle_component *d_expr_primary (struct d_info *); |
59727473 | 479 | |
9334f9c6 | 480 | static struct demangle_component *d_local_name (struct d_info *); |
59727473 | 481 | |
9334f9c6 | 482 | static int d_discriminator (struct d_info *); |
59727473 | 483 | |
664aa91f DD |
484 | static struct demangle_component *d_lambda (struct d_info *); |
485 | ||
486 | static struct demangle_component *d_unnamed_type (struct d_info *); | |
487 | ||
7955ede5 DD |
488 | static struct demangle_component * |
489 | d_clone_suffix (struct d_info *, struct demangle_component *); | |
490 | ||
59727473 | 491 | static int |
9334f9c6 | 492 | d_add_substitution (struct d_info *, struct demangle_component *); |
59727473 | 493 | |
9334f9c6 | 494 | static struct demangle_component *d_substitution (struct d_info *, int); |
59727473 | 495 | |
492e19d0 | 496 | static void d_checkpoint (struct d_info *, struct d_info_checkpoint *); |
497 | ||
498 | static void d_backtrack (struct d_info *, struct d_info_checkpoint *); | |
499 | ||
208c1674 | 500 | static void d_growable_string_init (struct d_growable_string *, size_t); |
59727473 | 501 | |
208c1674 DD |
502 | static inline void |
503 | d_growable_string_resize (struct d_growable_string *, size_t); | |
59727473 | 504 | |
208c1674 DD |
505 | static inline void |
506 | d_growable_string_append_buffer (struct d_growable_string *, | |
507 | const char *, size_t); | |
59727473 | 508 | static void |
208c1674 DD |
509 | d_growable_string_callback_adapter (const char *, size_t, void *); |
510 | ||
511 | static void | |
fd259167 GB |
512 | d_print_init (struct d_print_info *, demangle_callbackref, void *, |
513 | const struct demangle_component *); | |
208c1674 DD |
514 | |
515 | static inline void d_print_error (struct d_print_info *); | |
516 | ||
517 | static inline int d_print_saw_error (struct d_print_info *); | |
518 | ||
519 | static inline void d_print_flush (struct d_print_info *); | |
520 | ||
521 | static inline void d_append_char (struct d_print_info *, char); | |
59727473 | 522 | |
208c1674 DD |
523 | static inline void d_append_buffer (struct d_print_info *, |
524 | const char *, size_t); | |
525 | ||
526 | static inline void d_append_string (struct d_print_info *, const char *); | |
527 | ||
528 | static inline char d_last_char (struct d_print_info *); | |
59727473 DD |
529 | |
530 | static void | |
ddee5e46 | 531 | d_print_comp (struct d_print_info *, int, const struct demangle_component *); |
59727473 DD |
532 | |
533 | static void | |
9334f9c6 | 534 | d_print_java_identifier (struct d_print_info *, const char *, int); |
59727473 DD |
535 | |
536 | static void | |
ddee5e46 | 537 | d_print_mod_list (struct d_print_info *, int, struct d_print_mod *, int); |
59727473 DD |
538 | |
539 | static void | |
ddee5e46 | 540 | d_print_mod (struct d_print_info *, int, const struct demangle_component *); |
59727473 DD |
541 | |
542 | static void | |
ddee5e46 | 543 | d_print_function_type (struct d_print_info *, int, |
9334f9c6 DD |
544 | const struct demangle_component *, |
545 | struct d_print_mod *); | |
59727473 DD |
546 | |
547 | static void | |
ddee5e46 | 548 | d_print_array_type (struct d_print_info *, int, |
9334f9c6 DD |
549 | const struct demangle_component *, |
550 | struct d_print_mod *); | |
59727473 DD |
551 | |
552 | static void | |
ddee5e46 | 553 | d_print_expr_op (struct d_print_info *, int, const struct demangle_component *); |
59727473 | 554 | |
c4be2641 PA |
555 | static void d_print_cast (struct d_print_info *, int, |
556 | const struct demangle_component *); | |
557 | static void d_print_conversion (struct d_print_info *, int, | |
558 | const struct demangle_component *); | |
59727473 | 559 | |
208c1674 DD |
560 | static int d_demangle_callback (const char *, int, |
561 | demangle_callbackref, void *); | |
9334f9c6 | 562 | static char *d_demangle (const char *, int, size_t *); |
d00edca5 | 563 | |
a4ddf8dc JM |
564 | /* True iff TYPE is a demangling component representing a |
565 | function-type-qualifier. */ | |
566 | ||
567 | static int | |
568 | is_fnqual_component_type (enum demangle_component_type type) | |
569 | { | |
570 | return (type == DEMANGLE_COMPONENT_RESTRICT_THIS | |
571 | || type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
572 | || type == DEMANGLE_COMPONENT_CONST_THIS | |
573 | || type == DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS | |
574 | || type == DEMANGLE_COMPONENT_TRANSACTION_SAFE | |
575 | || type == DEMANGLE_COMPONENT_NOEXCEPT | |
576 | || type == DEMANGLE_COMPONENT_THROW_SPEC | |
577 | || type == DEMANGLE_COMPONENT_REFERENCE_THIS); | |
578 | } | |
579 | ||
580 | #define FNQUAL_COMPONENT_CASE \ | |
581 | case DEMANGLE_COMPONENT_RESTRICT_THIS: \ | |
582 | case DEMANGLE_COMPONENT_VOLATILE_THIS: \ | |
583 | case DEMANGLE_COMPONENT_CONST_THIS: \ | |
584 | case DEMANGLE_COMPONENT_REFERENCE_THIS: \ | |
585 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS: \ | |
586 | case DEMANGLE_COMPONENT_TRANSACTION_SAFE: \ | |
587 | case DEMANGLE_COMPONENT_NOEXCEPT: \ | |
588 | case DEMANGLE_COMPONENT_THROW_SPEC | |
589 | ||
eb383413 | 590 | #ifdef CP_DEMANGLE_DEBUG |
d00edca5 DD |
591 | |
592 | static void | |
9334f9c6 | 593 | d_dump (struct demangle_component *dc, int indent) |
eb383413 L |
594 | { |
595 | int i; | |
eb383413 | 596 | |
d00edca5 | 597 | if (dc == NULL) |
208c1674 DD |
598 | { |
599 | if (indent == 0) | |
600 | printf ("failed demangling\n"); | |
601 | return; | |
602 | } | |
d00edca5 DD |
603 | |
604 | for (i = 0; i < indent; ++i) | |
605 | putchar (' '); | |
606 | ||
607 | switch (dc->type) | |
608 | { | |
59727473 | 609 | case DEMANGLE_COMPONENT_NAME: |
d00edca5 DD |
610 | printf ("name '%.*s'\n", dc->u.s_name.len, dc->u.s_name.s); |
611 | return; | |
1f3de044 DD |
612 | case DEMANGLE_COMPONENT_TAGGED_NAME: |
613 | printf ("tagged name\n"); | |
614 | d_dump (dc->u.s_binary.left, indent + 2); | |
615 | d_dump (dc->u.s_binary.right, indent + 2); | |
616 | return; | |
59727473 | 617 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: |
d00edca5 DD |
618 | printf ("template parameter %ld\n", dc->u.s_number.number); |
619 | return; | |
6143b823 PA |
620 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: |
621 | printf ("function parameter %ld\n", dc->u.s_number.number); | |
622 | return; | |
59727473 | 623 | case DEMANGLE_COMPONENT_CTOR: |
d00edca5 DD |
624 | printf ("constructor %d\n", (int) dc->u.s_ctor.kind); |
625 | d_dump (dc->u.s_ctor.name, indent + 2); | |
626 | return; | |
59727473 | 627 | case DEMANGLE_COMPONENT_DTOR: |
d00edca5 DD |
628 | printf ("destructor %d\n", (int) dc->u.s_dtor.kind); |
629 | d_dump (dc->u.s_dtor.name, indent + 2); | |
630 | return; | |
59727473 | 631 | case DEMANGLE_COMPONENT_SUB_STD: |
d00edca5 DD |
632 | printf ("standard substitution %s\n", dc->u.s_string.string); |
633 | return; | |
59727473 | 634 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: |
d00edca5 DD |
635 | printf ("builtin type %s\n", dc->u.s_builtin.type->name); |
636 | return; | |
59727473 | 637 | case DEMANGLE_COMPONENT_OPERATOR: |
d00edca5 DD |
638 | printf ("operator %s\n", dc->u.s_operator.op->name); |
639 | return; | |
59727473 | 640 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
d00edca5 DD |
641 | printf ("extended operator with %d args\n", |
642 | dc->u.s_extended_operator.args); | |
643 | d_dump (dc->u.s_extended_operator.name, indent + 2); | |
644 | return; | |
645 | ||
59727473 | 646 | case DEMANGLE_COMPONENT_QUAL_NAME: |
d00edca5 DD |
647 | printf ("qualified name\n"); |
648 | break; | |
59727473 | 649 | case DEMANGLE_COMPONENT_LOCAL_NAME: |
d4edd112 DD |
650 | printf ("local name\n"); |
651 | break; | |
59727473 | 652 | case DEMANGLE_COMPONENT_TYPED_NAME: |
d00edca5 DD |
653 | printf ("typed name\n"); |
654 | break; | |
59727473 | 655 | case DEMANGLE_COMPONENT_TEMPLATE: |
d00edca5 DD |
656 | printf ("template\n"); |
657 | break; | |
59727473 | 658 | case DEMANGLE_COMPONENT_VTABLE: |
d00edca5 DD |
659 | printf ("vtable\n"); |
660 | break; | |
59727473 | 661 | case DEMANGLE_COMPONENT_VTT: |
d00edca5 DD |
662 | printf ("VTT\n"); |
663 | break; | |
59727473 | 664 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
d00edca5 DD |
665 | printf ("construction vtable\n"); |
666 | break; | |
59727473 | 667 | case DEMANGLE_COMPONENT_TYPEINFO: |
d00edca5 DD |
668 | printf ("typeinfo\n"); |
669 | break; | |
59727473 | 670 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: |
d00edca5 DD |
671 | printf ("typeinfo name\n"); |
672 | break; | |
59727473 | 673 | case DEMANGLE_COMPONENT_TYPEINFO_FN: |
d00edca5 DD |
674 | printf ("typeinfo function\n"); |
675 | break; | |
59727473 | 676 | case DEMANGLE_COMPONENT_THUNK: |
d00edca5 DD |
677 | printf ("thunk\n"); |
678 | break; | |
59727473 | 679 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: |
d00edca5 DD |
680 | printf ("virtual thunk\n"); |
681 | break; | |
59727473 | 682 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: |
d00edca5 DD |
683 | printf ("covariant thunk\n"); |
684 | break; | |
59727473 | 685 | case DEMANGLE_COMPONENT_JAVA_CLASS: |
d00edca5 DD |
686 | printf ("java class\n"); |
687 | break; | |
59727473 | 688 | case DEMANGLE_COMPONENT_GUARD: |
d00edca5 DD |
689 | printf ("guard\n"); |
690 | break; | |
59727473 | 691 | case DEMANGLE_COMPONENT_REFTEMP: |
d00edca5 DD |
692 | printf ("reference temporary\n"); |
693 | break; | |
839e4798 RH |
694 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
695 | printf ("hidden alias\n"); | |
696 | break; | |
956a8f8b DD |
697 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
698 | printf ("transaction clone\n"); | |
699 | break; | |
700 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
701 | printf ("non-transaction clone\n"); | |
702 | break; | |
59727473 | 703 | case DEMANGLE_COMPONENT_RESTRICT: |
d00edca5 DD |
704 | printf ("restrict\n"); |
705 | break; | |
59727473 | 706 | case DEMANGLE_COMPONENT_VOLATILE: |
d00edca5 DD |
707 | printf ("volatile\n"); |
708 | break; | |
59727473 | 709 | case DEMANGLE_COMPONENT_CONST: |
d00edca5 DD |
710 | printf ("const\n"); |
711 | break; | |
59727473 | 712 | case DEMANGLE_COMPONENT_RESTRICT_THIS: |
858b45cf DD |
713 | printf ("restrict this\n"); |
714 | break; | |
59727473 | 715 | case DEMANGLE_COMPONENT_VOLATILE_THIS: |
858b45cf DD |
716 | printf ("volatile this\n"); |
717 | break; | |
59727473 | 718 | case DEMANGLE_COMPONENT_CONST_THIS: |
858b45cf DD |
719 | printf ("const this\n"); |
720 | break; | |
3a4d2339 DD |
721 | case DEMANGLE_COMPONENT_REFERENCE_THIS: |
722 | printf ("reference this\n"); | |
723 | break; | |
724 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS: | |
725 | printf ("rvalue reference this\n"); | |
726 | break; | |
e9a38816 JM |
727 | case DEMANGLE_COMPONENT_TRANSACTION_SAFE: |
728 | printf ("transaction_safe this\n"); | |
729 | break; | |
59727473 | 730 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
d00edca5 DD |
731 | printf ("vendor type qualifier\n"); |
732 | break; | |
59727473 | 733 | case DEMANGLE_COMPONENT_POINTER: |
d00edca5 DD |
734 | printf ("pointer\n"); |
735 | break; | |
59727473 | 736 | case DEMANGLE_COMPONENT_REFERENCE: |
d00edca5 DD |
737 | printf ("reference\n"); |
738 | break; | |
8969a67f DD |
739 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
740 | printf ("rvalue reference\n"); | |
741 | break; | |
59727473 | 742 | case DEMANGLE_COMPONENT_COMPLEX: |
d00edca5 DD |
743 | printf ("complex\n"); |
744 | break; | |
59727473 | 745 | case DEMANGLE_COMPONENT_IMAGINARY: |
d00edca5 DD |
746 | printf ("imaginary\n"); |
747 | break; | |
59727473 | 748 | case DEMANGLE_COMPONENT_VENDOR_TYPE: |
d00edca5 DD |
749 | printf ("vendor type\n"); |
750 | break; | |
59727473 | 751 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
d00edca5 DD |
752 | printf ("function type\n"); |
753 | break; | |
59727473 | 754 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
d00edca5 DD |
755 | printf ("array type\n"); |
756 | break; | |
59727473 | 757 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
d00edca5 DD |
758 | printf ("pointer to member type\n"); |
759 | break; | |
d2825c1a | 760 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
b55f9678 IB |
761 | printf ("fixed-point type, accum? %d, sat? %d\n", |
762 | dc->u.s_fixed.accum, dc->u.s_fixed.sat); | |
d81bf7dd | 763 | d_dump (dc->u.s_fixed.length, indent + 2); |
d2825c1a | 764 | break; |
59727473 | 765 | case DEMANGLE_COMPONENT_ARGLIST: |
d00edca5 DD |
766 | printf ("argument list\n"); |
767 | break; | |
59727473 | 768 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: |
d00edca5 DD |
769 | printf ("template argument list\n"); |
770 | break; | |
eb7b5ddb DD |
771 | case DEMANGLE_COMPONENT_INITIALIZER_LIST: |
772 | printf ("initializer list\n"); | |
773 | break; | |
59727473 | 774 | case DEMANGLE_COMPONENT_CAST: |
d00edca5 DD |
775 | printf ("cast\n"); |
776 | break; | |
c4be2641 PA |
777 | case DEMANGLE_COMPONENT_CONVERSION: |
778 | printf ("conversion operator\n"); | |
779 | break; | |
eb7b5ddb DD |
780 | case DEMANGLE_COMPONENT_NULLARY: |
781 | printf ("nullary operator\n"); | |
782 | break; | |
59727473 | 783 | case DEMANGLE_COMPONENT_UNARY: |
d00edca5 DD |
784 | printf ("unary operator\n"); |
785 | break; | |
59727473 | 786 | case DEMANGLE_COMPONENT_BINARY: |
d00edca5 DD |
787 | printf ("binary operator\n"); |
788 | break; | |
59727473 | 789 | case DEMANGLE_COMPONENT_BINARY_ARGS: |
d00edca5 DD |
790 | printf ("binary operator arguments\n"); |
791 | break; | |
59727473 | 792 | case DEMANGLE_COMPONENT_TRINARY: |
d00edca5 DD |
793 | printf ("trinary operator\n"); |
794 | break; | |
59727473 | 795 | case DEMANGLE_COMPONENT_TRINARY_ARG1: |
d00edca5 DD |
796 | printf ("trinary operator arguments 1\n"); |
797 | break; | |
59727473 | 798 | case DEMANGLE_COMPONENT_TRINARY_ARG2: |
d00edca5 DD |
799 | printf ("trinary operator arguments 1\n"); |
800 | break; | |
59727473 | 801 | case DEMANGLE_COMPONENT_LITERAL: |
d00edca5 DD |
802 | printf ("literal\n"); |
803 | break; | |
59727473 | 804 | case DEMANGLE_COMPONENT_LITERAL_NEG: |
97ceaf5b DD |
805 | printf ("negative literal\n"); |
806 | break; | |
830ef634 DD |
807 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
808 | printf ("java resource\n"); | |
809 | break; | |
810 | case DEMANGLE_COMPONENT_COMPOUND_NAME: | |
811 | printf ("compound name\n"); | |
812 | break; | |
813 | case DEMANGLE_COMPONENT_CHARACTER: | |
814 | printf ("character '%c'\n", dc->u.s_character.character); | |
815 | return; | |
6143b823 PA |
816 | case DEMANGLE_COMPONENT_NUMBER: |
817 | printf ("number %ld\n", dc->u.s_number.number); | |
818 | return; | |
ba8cb4ba DD |
819 | case DEMANGLE_COMPONENT_DECLTYPE: |
820 | printf ("decltype\n"); | |
821 | break; | |
1c08f2c8 DD |
822 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
823 | printf ("pack expansion\n"); | |
824 | break; | |
995b61fe DD |
825 | case DEMANGLE_COMPONENT_TLS_INIT: |
826 | printf ("tls init function\n"); | |
827 | break; | |
828 | case DEMANGLE_COMPONENT_TLS_WRAPPER: | |
829 | printf ("tls wrapper function\n"); | |
830 | break; | |
a9c3ecea DD |
831 | case DEMANGLE_COMPONENT_DEFAULT_ARG: |
832 | printf ("default argument %d\n", dc->u.s_unary_num.num); | |
833 | d_dump (dc->u.s_unary_num.sub, indent+2); | |
834 | return; | |
835 | case DEMANGLE_COMPONENT_LAMBDA: | |
836 | printf ("lambda %d\n", dc->u.s_unary_num.num); | |
837 | d_dump (dc->u.s_unary_num.sub, indent+2); | |
838 | return; | |
eb383413 L |
839 | } |
840 | ||
d00edca5 DD |
841 | d_dump (d_left (dc), indent + 2); |
842 | d_dump (d_right (dc), indent + 2); | |
843 | } | |
844 | ||
845 | #endif /* CP_DEMANGLE_DEBUG */ | |
846 | ||
59727473 DD |
847 | /* Fill in a DEMANGLE_COMPONENT_NAME. */ |
848 | ||
849 | CP_STATIC_IF_GLIBCPP_V3 | |
850 | int | |
9334f9c6 | 851 | cplus_demangle_fill_name (struct demangle_component *p, const char *s, int len) |
59727473 DD |
852 | { |
853 | if (p == NULL || s == NULL || len == 0) | |
854 | return 0; | |
855 | p->type = DEMANGLE_COMPONENT_NAME; | |
856 | p->u.s_name.s = s; | |
857 | p->u.s_name.len = len; | |
858 | return 1; | |
859 | } | |
860 | ||
861 | /* Fill in a DEMANGLE_COMPONENT_EXTENDED_OPERATOR. */ | |
862 | ||
863 | CP_STATIC_IF_GLIBCPP_V3 | |
864 | int | |
9334f9c6 DD |
865 | cplus_demangle_fill_extended_operator (struct demangle_component *p, int args, |
866 | struct demangle_component *name) | |
59727473 DD |
867 | { |
868 | if (p == NULL || args < 0 || name == NULL) | |
869 | return 0; | |
870 | p->type = DEMANGLE_COMPONENT_EXTENDED_OPERATOR; | |
871 | p->u.s_extended_operator.args = args; | |
872 | p->u.s_extended_operator.name = name; | |
873 | return 1; | |
874 | } | |
875 | ||
876 | /* Fill in a DEMANGLE_COMPONENT_CTOR. */ | |
877 | ||
878 | CP_STATIC_IF_GLIBCPP_V3 | |
879 | int | |
9334f9c6 DD |
880 | cplus_demangle_fill_ctor (struct demangle_component *p, |
881 | enum gnu_v3_ctor_kinds kind, | |
882 | struct demangle_component *name) | |
59727473 DD |
883 | { |
884 | if (p == NULL | |
885 | || name == NULL | |
4e55d6c3 | 886 | || (int) kind < gnu_v3_complete_object_ctor |
956a8f8b | 887 | || (int) kind > gnu_v3_object_ctor_group) |
59727473 DD |
888 | return 0; |
889 | p->type = DEMANGLE_COMPONENT_CTOR; | |
890 | p->u.s_ctor.kind = kind; | |
891 | p->u.s_ctor.name = name; | |
892 | return 1; | |
893 | } | |
894 | ||
895 | /* Fill in a DEMANGLE_COMPONENT_DTOR. */ | |
896 | ||
897 | CP_STATIC_IF_GLIBCPP_V3 | |
898 | int | |
9334f9c6 DD |
899 | cplus_demangle_fill_dtor (struct demangle_component *p, |
900 | enum gnu_v3_dtor_kinds kind, | |
901 | struct demangle_component *name) | |
59727473 DD |
902 | { |
903 | if (p == NULL | |
904 | || name == NULL | |
4e55d6c3 | 905 | || (int) kind < gnu_v3_deleting_dtor |
956a8f8b | 906 | || (int) kind > gnu_v3_object_dtor_group) |
59727473 DD |
907 | return 0; |
908 | p->type = DEMANGLE_COMPONENT_DTOR; | |
909 | p->u.s_dtor.kind = kind; | |
910 | p->u.s_dtor.name = name; | |
911 | return 1; | |
912 | } | |
913 | ||
d00edca5 DD |
914 | /* Add a new component. */ |
915 | ||
59727473 | 916 | static struct demangle_component * |
9334f9c6 | 917 | d_make_empty (struct d_info *di) |
d00edca5 | 918 | { |
59727473 | 919 | struct demangle_component *p; |
d00edca5 DD |
920 | |
921 | if (di->next_comp >= di->num_comps) | |
922 | return NULL; | |
923 | p = &di->comps[di->next_comp]; | |
d00edca5 DD |
924 | ++di->next_comp; |
925 | return p; | |
926 | } | |
927 | ||
928 | /* Add a new generic component. */ | |
929 | ||
59727473 | 930 | static struct demangle_component * |
9334f9c6 DD |
931 | d_make_comp (struct d_info *di, enum demangle_component_type type, |
932 | struct demangle_component *left, | |
933 | struct demangle_component *right) | |
d00edca5 | 934 | { |
59727473 | 935 | struct demangle_component *p; |
d00edca5 DD |
936 | |
937 | /* We check for errors here. A typical error would be a NULL return | |
331c3da2 DD |
938 | from a subroutine. We catch those here, and return NULL |
939 | upward. */ | |
d00edca5 DD |
940 | switch (type) |
941 | { | |
942 | /* These types require two parameters. */ | |
59727473 DD |
943 | case DEMANGLE_COMPONENT_QUAL_NAME: |
944 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
945 | case DEMANGLE_COMPONENT_TYPED_NAME: | |
1f3de044 | 946 | case DEMANGLE_COMPONENT_TAGGED_NAME: |
59727473 | 947 | case DEMANGLE_COMPONENT_TEMPLATE: |
2d6520ee | 948 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
59727473 DD |
949 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
950 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: | |
951 | case DEMANGLE_COMPONENT_UNARY: | |
952 | case DEMANGLE_COMPONENT_BINARY: | |
953 | case DEMANGLE_COMPONENT_BINARY_ARGS: | |
954 | case DEMANGLE_COMPONENT_TRINARY: | |
955 | case DEMANGLE_COMPONENT_TRINARY_ARG1: | |
59727473 DD |
956 | case DEMANGLE_COMPONENT_LITERAL: |
957 | case DEMANGLE_COMPONENT_LITERAL_NEG: | |
830ef634 | 958 | case DEMANGLE_COMPONENT_COMPOUND_NAME: |
cbc43128 | 959 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
7955ede5 | 960 | case DEMANGLE_COMPONENT_CLONE: |
d00edca5 DD |
961 | if (left == NULL || right == NULL) |
962 | return NULL; | |
963 | break; | |
964 | ||
965 | /* These types only require one parameter. */ | |
59727473 DD |
966 | case DEMANGLE_COMPONENT_VTABLE: |
967 | case DEMANGLE_COMPONENT_VTT: | |
59727473 DD |
968 | case DEMANGLE_COMPONENT_TYPEINFO: |
969 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: | |
970 | case DEMANGLE_COMPONENT_TYPEINFO_FN: | |
971 | case DEMANGLE_COMPONENT_THUNK: | |
972 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: | |
973 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: | |
974 | case DEMANGLE_COMPONENT_JAVA_CLASS: | |
975 | case DEMANGLE_COMPONENT_GUARD: | |
995b61fe DD |
976 | case DEMANGLE_COMPONENT_TLS_INIT: |
977 | case DEMANGLE_COMPONENT_TLS_WRAPPER: | |
59727473 | 978 | case DEMANGLE_COMPONENT_REFTEMP: |
839e4798 | 979 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
956a8f8b DD |
980 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
981 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
59727473 DD |
982 | case DEMANGLE_COMPONENT_POINTER: |
983 | case DEMANGLE_COMPONENT_REFERENCE: | |
8969a67f | 984 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
59727473 DD |
985 | case DEMANGLE_COMPONENT_COMPLEX: |
986 | case DEMANGLE_COMPONENT_IMAGINARY: | |
987 | case DEMANGLE_COMPONENT_VENDOR_TYPE: | |
59727473 | 988 | case DEMANGLE_COMPONENT_CAST: |
c4be2641 | 989 | case DEMANGLE_COMPONENT_CONVERSION: |
830ef634 | 990 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
ba8cb4ba | 991 | case DEMANGLE_COMPONENT_DECLTYPE: |
1c08f2c8 | 992 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
d5031754 DD |
993 | case DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS: |
994 | case DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS: | |
eb7b5ddb DD |
995 | case DEMANGLE_COMPONENT_NULLARY: |
996 | case DEMANGLE_COMPONENT_TRINARY_ARG2: | |
d00edca5 DD |
997 | if (left == NULL) |
998 | return NULL; | |
999 | break; | |
1000 | ||
1001 | /* This needs a right parameter, but the left parameter can be | |
1002 | empty. */ | |
59727473 | 1003 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
eb7b5ddb | 1004 | case DEMANGLE_COMPONENT_INITIALIZER_LIST: |
d00edca5 DD |
1005 | if (right == NULL) |
1006 | return NULL; | |
1007 | break; | |
1008 | ||
1009 | /* These are allowed to have no parameters--in some cases they | |
1010 | will be filled in later. */ | |
59727473 DD |
1011 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
1012 | case DEMANGLE_COMPONENT_RESTRICT: | |
1013 | case DEMANGLE_COMPONENT_VOLATILE: | |
1014 | case DEMANGLE_COMPONENT_CONST: | |
1c08f2c8 DD |
1015 | case DEMANGLE_COMPONENT_ARGLIST: |
1016 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: | |
a4ddf8dc | 1017 | FNQUAL_COMPONENT_CASE: |
d00edca5 DD |
1018 | break; |
1019 | ||
1020 | /* Other types should not be seen here. */ | |
1021 | default: | |
1022 | return NULL; | |
eb383413 | 1023 | } |
d00edca5 | 1024 | |
59727473 | 1025 | p = d_make_empty (di); |
d00edca5 | 1026 | if (p != NULL) |
eb383413 | 1027 | { |
59727473 | 1028 | p->type = type; |
d00edca5 DD |
1029 | p->u.s_binary.left = left; |
1030 | p->u.s_binary.right = right; | |
eb383413 | 1031 | } |
d00edca5 DD |
1032 | return p; |
1033 | } | |
eb383413 | 1034 | |
a0692e36 L |
1035 | /* Add a new demangle mangled name component. */ |
1036 | ||
1037 | static struct demangle_component * | |
1038 | d_make_demangle_mangled_name (struct d_info *di, const char *s) | |
1039 | { | |
1040 | if (d_peek_char (di) != '_' || d_peek_next_char (di) != 'Z') | |
1041 | return d_make_name (di, s, strlen (s)); | |
1042 | d_advance (di, 2); | |
1043 | return d_encoding (di, 0); | |
1044 | } | |
1045 | ||
d00edca5 | 1046 | /* Add a new name component. */ |
03d5f569 | 1047 | |
59727473 | 1048 | static struct demangle_component * |
9334f9c6 | 1049 | d_make_name (struct d_info *di, const char *s, int len) |
d00edca5 | 1050 | { |
59727473 | 1051 | struct demangle_component *p; |
03d5f569 | 1052 | |
59727473 DD |
1053 | p = d_make_empty (di); |
1054 | if (! cplus_demangle_fill_name (p, s, len)) | |
858b45cf | 1055 | return NULL; |
d00edca5 | 1056 | return p; |
eb383413 L |
1057 | } |
1058 | ||
d00edca5 | 1059 | /* Add a new builtin type component. */ |
eb383413 | 1060 | |
59727473 | 1061 | static struct demangle_component * |
9334f9c6 DD |
1062 | d_make_builtin_type (struct d_info *di, |
1063 | const struct demangle_builtin_type_info *type) | |
eb383413 | 1064 | { |
59727473 | 1065 | struct demangle_component *p; |
d00edca5 | 1066 | |
331c3da2 DD |
1067 | if (type == NULL) |
1068 | return NULL; | |
59727473 | 1069 | p = d_make_empty (di); |
d00edca5 | 1070 | if (p != NULL) |
59727473 DD |
1071 | { |
1072 | p->type = DEMANGLE_COMPONENT_BUILTIN_TYPE; | |
1073 | p->u.s_builtin.type = type; | |
1074 | } | |
d00edca5 DD |
1075 | return p; |
1076 | } | |
eb383413 | 1077 | |
d00edca5 | 1078 | /* Add a new operator component. */ |
eb383413 | 1079 | |
59727473 | 1080 | static struct demangle_component * |
9334f9c6 | 1081 | d_make_operator (struct d_info *di, const struct demangle_operator_info *op) |
eb383413 | 1082 | { |
59727473 | 1083 | struct demangle_component *p; |
d00edca5 | 1084 | |
59727473 | 1085 | p = d_make_empty (di); |
d00edca5 | 1086 | if (p != NULL) |
59727473 DD |
1087 | { |
1088 | p->type = DEMANGLE_COMPONENT_OPERATOR; | |
1089 | p->u.s_operator.op = op; | |
1090 | } | |
d00edca5 | 1091 | return p; |
eb383413 L |
1092 | } |
1093 | ||
d00edca5 | 1094 | /* Add a new extended operator component. */ |
eb383413 | 1095 | |
59727473 | 1096 | static struct demangle_component * |
9334f9c6 DD |
1097 | d_make_extended_operator (struct d_info *di, int args, |
1098 | struct demangle_component *name) | |
eb383413 | 1099 | { |
59727473 | 1100 | struct demangle_component *p; |
03d5f569 | 1101 | |
59727473 DD |
1102 | p = d_make_empty (di); |
1103 | if (! cplus_demangle_fill_extended_operator (p, args, name)) | |
331c3da2 | 1104 | return NULL; |
d00edca5 | 1105 | return p; |
eb383413 L |
1106 | } |
1107 | ||
664aa91f DD |
1108 | static struct demangle_component * |
1109 | d_make_default_arg (struct d_info *di, int num, | |
1110 | struct demangle_component *sub) | |
1111 | { | |
1112 | struct demangle_component *p = d_make_empty (di); | |
1113 | if (p) | |
1114 | { | |
1115 | p->type = DEMANGLE_COMPONENT_DEFAULT_ARG; | |
1116 | p->u.s_unary_num.num = num; | |
1117 | p->u.s_unary_num.sub = sub; | |
1118 | } | |
1119 | return p; | |
1120 | } | |
1121 | ||
d00edca5 | 1122 | /* Add a new constructor component. */ |
eb383413 | 1123 | |
59727473 | 1124 | static struct demangle_component * |
9334f9c6 DD |
1125 | d_make_ctor (struct d_info *di, enum gnu_v3_ctor_kinds kind, |
1126 | struct demangle_component *name) | |
eb383413 | 1127 | { |
59727473 | 1128 | struct demangle_component *p; |
d00edca5 | 1129 | |
59727473 DD |
1130 | p = d_make_empty (di); |
1131 | if (! cplus_demangle_fill_ctor (p, kind, name)) | |
331c3da2 | 1132 | return NULL; |
d00edca5 | 1133 | return p; |
eb383413 L |
1134 | } |
1135 | ||
d00edca5 | 1136 | /* Add a new destructor component. */ |
eb383413 | 1137 | |
59727473 | 1138 | static struct demangle_component * |
9334f9c6 DD |
1139 | d_make_dtor (struct d_info *di, enum gnu_v3_dtor_kinds kind, |
1140 | struct demangle_component *name) | |
eb383413 | 1141 | { |
59727473 | 1142 | struct demangle_component *p; |
d00edca5 | 1143 | |
59727473 DD |
1144 | p = d_make_empty (di); |
1145 | if (! cplus_demangle_fill_dtor (p, kind, name)) | |
331c3da2 | 1146 | return NULL; |
d00edca5 | 1147 | return p; |
eb383413 L |
1148 | } |
1149 | ||
d00edca5 | 1150 | /* Add a new template parameter. */ |
59666b35 | 1151 | |
59727473 | 1152 | static struct demangle_component * |
fa3fcee7 | 1153 | d_make_template_param (struct d_info *di, int i) |
59666b35 | 1154 | { |
59727473 | 1155 | struct demangle_component *p; |
d00edca5 | 1156 | |
59727473 | 1157 | p = d_make_empty (di); |
d00edca5 | 1158 | if (p != NULL) |
59727473 DD |
1159 | { |
1160 | p->type = DEMANGLE_COMPONENT_TEMPLATE_PARAM; | |
1161 | p->u.s_number.number = i; | |
1162 | } | |
d00edca5 | 1163 | return p; |
59666b35 DD |
1164 | } |
1165 | ||
c743cf5d DD |
1166 | /* Add a new function parameter. */ |
1167 | ||
1168 | static struct demangle_component * | |
fa3fcee7 | 1169 | d_make_function_param (struct d_info *di, int i) |
c743cf5d DD |
1170 | { |
1171 | struct demangle_component *p; | |
1172 | ||
1173 | p = d_make_empty (di); | |
1174 | if (p != NULL) | |
1175 | { | |
1176 | p->type = DEMANGLE_COMPONENT_FUNCTION_PARAM; | |
1177 | p->u.s_number.number = i; | |
1178 | } | |
1179 | return p; | |
1180 | } | |
1181 | ||
d00edca5 | 1182 | /* Add a new standard substitution component. */ |
59666b35 | 1183 | |
59727473 | 1184 | static struct demangle_component * |
9334f9c6 | 1185 | d_make_sub (struct d_info *di, const char *name, int len) |
59666b35 | 1186 | { |
59727473 | 1187 | struct demangle_component *p; |
d00edca5 | 1188 | |
59727473 | 1189 | p = d_make_empty (di); |
d00edca5 | 1190 | if (p != NULL) |
b6fb00c0 | 1191 | { |
59727473 | 1192 | p->type = DEMANGLE_COMPONENT_SUB_STD; |
b6fb00c0 DD |
1193 | p->u.s_string.string = name; |
1194 | p->u.s_string.len = len; | |
1195 | } | |
d00edca5 | 1196 | return p; |
59666b35 DD |
1197 | } |
1198 | ||
7955ede5 | 1199 | /* <mangled-name> ::= _Z <encoding> [<clone-suffix>]* |
331c3da2 DD |
1200 | |
1201 | TOP_LEVEL is non-zero when called at the top level. */ | |
59666b35 | 1202 | |
59727473 DD |
1203 | CP_STATIC_IF_GLIBCPP_V3 |
1204 | struct demangle_component * | |
9334f9c6 | 1205 | cplus_demangle_mangled_name (struct d_info *di, int top_level) |
59666b35 | 1206 | { |
7955ede5 DD |
1207 | struct demangle_component *p; |
1208 | ||
c743cf5d DD |
1209 | if (! d_check_char (di, '_') |
1210 | /* Allow missing _ if not at toplevel to work around a | |
1211 | bug in G++ abi-version=2 mangling; see the comment in | |
1212 | write_template_arg. */ | |
1213 | && top_level) | |
d00edca5 | 1214 | return NULL; |
6ef6358e | 1215 | if (! d_check_char (di, 'Z')) |
d00edca5 | 1216 | return NULL; |
7955ede5 DD |
1217 | p = d_encoding (di, top_level); |
1218 | ||
1219 | /* If at top level and parsing parameters, check for a clone | |
1220 | suffix. */ | |
1221 | if (top_level && (di->options & DMGL_PARAMS) != 0) | |
1222 | while (d_peek_char (di) == '.' | |
1223 | && (IS_LOWER (d_peek_next_char (di)) | |
1224 | || d_peek_next_char (di) == '_' | |
1225 | || IS_DIGIT (d_peek_next_char (di)))) | |
1226 | p = d_clone_suffix (di, p); | |
1227 | ||
1228 | return p; | |
59666b35 DD |
1229 | } |
1230 | ||
d00edca5 DD |
1231 | /* Return whether a function should have a return type. The argument |
1232 | is the function name, which may be qualified in various ways. The | |
1233 | rules are that template functions have return types with some | |
1234 | exceptions, function types which are not part of a function name | |
1235 | mangling have return types with some exceptions, and non-template | |
1236 | function names do not have return types. The exceptions are that | |
1237 | constructors, destructors, and conversion operators do not have | |
1238 | return types. */ | |
59666b35 DD |
1239 | |
1240 | static int | |
9334f9c6 | 1241 | has_return_type (struct demangle_component *dc) |
59666b35 | 1242 | { |
d00edca5 DD |
1243 | if (dc == NULL) |
1244 | return 0; | |
1245 | switch (dc->type) | |
1246 | { | |
1247 | default: | |
1248 | return 0; | |
59727473 | 1249 | case DEMANGLE_COMPONENT_TEMPLATE: |
d00edca5 | 1250 | return ! is_ctor_dtor_or_conversion (d_left (dc)); |
a4ddf8dc | 1251 | FNQUAL_COMPONENT_CASE: |
54a962d9 | 1252 | return has_return_type (d_left (dc)); |
d00edca5 | 1253 | } |
59666b35 DD |
1254 | } |
1255 | ||
d00edca5 DD |
1256 | /* Return whether a name is a constructor, a destructor, or a |
1257 | conversion operator. */ | |
eb383413 L |
1258 | |
1259 | static int | |
9334f9c6 | 1260 | is_ctor_dtor_or_conversion (struct demangle_component *dc) |
eb383413 | 1261 | { |
d00edca5 DD |
1262 | if (dc == NULL) |
1263 | return 0; | |
1264 | switch (dc->type) | |
1265 | { | |
1266 | default: | |
1267 | return 0; | |
59727473 DD |
1268 | case DEMANGLE_COMPONENT_QUAL_NAME: |
1269 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
d00edca5 | 1270 | return is_ctor_dtor_or_conversion (d_right (dc)); |
59727473 DD |
1271 | case DEMANGLE_COMPONENT_CTOR: |
1272 | case DEMANGLE_COMPONENT_DTOR: | |
c4be2641 | 1273 | case DEMANGLE_COMPONENT_CONVERSION: |
d00edca5 DD |
1274 | return 1; |
1275 | } | |
eb383413 L |
1276 | } |
1277 | ||
d00edca5 DD |
1278 | /* <encoding> ::= <(function) name> <bare-function-type> |
1279 | ::= <(data) name> | |
6d95373e DD |
1280 | ::= <special-name> |
1281 | ||
1282 | TOP_LEVEL is non-zero when called at the top level, in which case | |
1283 | if DMGL_PARAMS is not set we do not demangle the function | |
1284 | parameters. We only set this at the top level, because otherwise | |
1285 | we would not correctly demangle names in local scopes. */ | |
eb383413 | 1286 | |
59727473 | 1287 | static struct demangle_component * |
9334f9c6 | 1288 | d_encoding (struct d_info *di, int top_level) |
eb383413 | 1289 | { |
d00edca5 | 1290 | char peek = d_peek_char (di); |
03d5f569 | 1291 | |
d00edca5 DD |
1292 | if (peek == 'G' || peek == 'T') |
1293 | return d_special_name (di); | |
1294 | else | |
03d5f569 | 1295 | { |
59727473 | 1296 | struct demangle_component *dc; |
d00edca5 DD |
1297 | |
1298 | dc = d_name (di); | |
331c3da2 DD |
1299 | |
1300 | if (dc != NULL && top_level && (di->options & DMGL_PARAMS) == 0) | |
1301 | { | |
1302 | /* Strip off any initial CV-qualifiers, as they really apply | |
1303 | to the `this' parameter, and they were not output by the | |
1304 | v2 demangler without DMGL_PARAMS. */ | |
59727473 DD |
1305 | while (dc->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
1306 | || dc->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
3a4d2339 DD |
1307 | || dc->type == DEMANGLE_COMPONENT_CONST_THIS |
1308 | || dc->type == DEMANGLE_COMPONENT_REFERENCE_THIS | |
1309 | || dc->type == DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS) | |
331c3da2 | 1310 | dc = d_left (dc); |
820542c9 | 1311 | |
59727473 | 1312 | /* If the top level is a DEMANGLE_COMPONENT_LOCAL_NAME, then |
a4ddf8dc | 1313 | there may be function-qualifiers on its right argument which |
59727473 DD |
1314 | really apply here; this happens when parsing a class |
1315 | which is local to a function. */ | |
1316 | if (dc->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
820542c9 | 1317 | { |
59727473 | 1318 | struct demangle_component *dcr; |
820542c9 DD |
1319 | |
1320 | dcr = d_right (dc); | |
a4ddf8dc | 1321 | while (is_fnqual_component_type (dcr->type)) |
820542c9 DD |
1322 | dcr = d_left (dcr); |
1323 | dc->u.s_binary.right = dcr; | |
1324 | } | |
1325 | ||
331c3da2 DD |
1326 | return dc; |
1327 | } | |
1328 | ||
d00edca5 | 1329 | peek = d_peek_char (di); |
8d301070 | 1330 | if (dc == NULL || peek == '\0' || peek == 'E') |
d00edca5 | 1331 | return dc; |
59727473 | 1332 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPED_NAME, dc, |
d00edca5 | 1333 | d_bare_function_type (di, has_return_type (dc))); |
03d5f569 | 1334 | } |
d00edca5 DD |
1335 | } |
1336 | ||
1f3de044 DD |
1337 | /* <tagged-name> ::= <name> B <source-name> */ |
1338 | ||
1339 | static struct demangle_component * | |
1340 | d_abi_tags (struct d_info *di, struct demangle_component *dc) | |
1341 | { | |
68996839 | 1342 | struct demangle_component *hold_last_name; |
1f3de044 | 1343 | char peek; |
68996839 NC |
1344 | |
1345 | /* Preserve the last name, so the ABI tag doesn't clobber it. */ | |
1346 | hold_last_name = di->last_name; | |
1347 | ||
1f3de044 DD |
1348 | while (peek = d_peek_char (di), |
1349 | peek == 'B') | |
1350 | { | |
1351 | struct demangle_component *tag; | |
1352 | d_advance (di, 1); | |
1353 | tag = d_source_name (di); | |
1354 | dc = d_make_comp (di, DEMANGLE_COMPONENT_TAGGED_NAME, dc, tag); | |
1355 | } | |
68996839 NC |
1356 | |
1357 | di->last_name = hold_last_name; | |
1358 | ||
1f3de044 DD |
1359 | return dc; |
1360 | } | |
1361 | ||
d00edca5 DD |
1362 | /* <name> ::= <nested-name> |
1363 | ::= <unscoped-name> | |
1364 | ::= <unscoped-template-name> <template-args> | |
1365 | ::= <local-name> | |
1366 | ||
1367 | <unscoped-name> ::= <unqualified-name> | |
1368 | ::= St <unqualified-name> | |
eb383413 | 1369 | |
d00edca5 DD |
1370 | <unscoped-template-name> ::= <unscoped-name> |
1371 | ::= <substitution> | |
1372 | */ | |
1373 | ||
59727473 | 1374 | static struct demangle_component * |
9334f9c6 | 1375 | d_name (struct d_info *di) |
d00edca5 DD |
1376 | { |
1377 | char peek = d_peek_char (di); | |
59727473 | 1378 | struct demangle_component *dc; |
d00edca5 DD |
1379 | |
1380 | switch (peek) | |
eb383413 | 1381 | { |
d00edca5 DD |
1382 | case 'N': |
1383 | return d_nested_name (di); | |
1384 | ||
1385 | case 'Z': | |
1386 | return d_local_name (di); | |
1387 | ||
664aa91f | 1388 | case 'U': |
8bf955e1 | 1389 | return d_unqualified_name (di); |
664aa91f | 1390 | |
d00edca5 DD |
1391 | case 'S': |
1392 | { | |
1393 | int subst; | |
1394 | ||
1395 | if (d_peek_next_char (di) != 't') | |
1396 | { | |
97ceaf5b | 1397 | dc = d_substitution (di, 0); |
d00edca5 DD |
1398 | subst = 1; |
1399 | } | |
1400 | else | |
1401 | { | |
1402 | d_advance (di, 2); | |
59727473 DD |
1403 | dc = d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, |
1404 | d_make_name (di, "std", 3), | |
d00edca5 | 1405 | d_unqualified_name (di)); |
b6fb00c0 | 1406 | di->expansion += 3; |
d00edca5 DD |
1407 | subst = 0; |
1408 | } | |
1409 | ||
1410 | if (d_peek_char (di) != 'I') | |
1411 | { | |
1412 | /* The grammar does not permit this case to occur if we | |
1413 | called d_substitution() above (i.e., subst == 1). We | |
1414 | don't bother to check. */ | |
1415 | } | |
1416 | else | |
1417 | { | |
1418 | /* This is <template-args>, which means that we just saw | |
1419 | <unscoped-template-name>, which is a substitution | |
1420 | candidate if we didn't just get it from a | |
1421 | substitution. */ | |
1422 | if (! subst) | |
1423 | { | |
1424 | if (! d_add_substitution (di, dc)) | |
1425 | return NULL; | |
1426 | } | |
59727473 DD |
1427 | dc = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, dc, |
1428 | d_template_args (di)); | |
d00edca5 DD |
1429 | } |
1430 | ||
1431 | return dc; | |
1432 | } | |
1433 | ||
26505cc0 | 1434 | case 'L': |
d00edca5 DD |
1435 | default: |
1436 | dc = d_unqualified_name (di); | |
1437 | if (d_peek_char (di) == 'I') | |
03d5f569 | 1438 | { |
d00edca5 DD |
1439 | /* This is <template-args>, which means that we just saw |
1440 | <unscoped-template-name>, which is a substitution | |
1441 | candidate. */ | |
1442 | if (! d_add_substitution (di, dc)) | |
1443 | return NULL; | |
59727473 DD |
1444 | dc = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, dc, |
1445 | d_template_args (di)); | |
03d5f569 | 1446 | } |
d00edca5 | 1447 | return dc; |
eb383413 | 1448 | } |
d00edca5 | 1449 | } |
eb383413 | 1450 | |
3a4d2339 DD |
1451 | /* <nested-name> ::= N [<CV-qualifiers>] [<ref-qualifier>] <prefix> <unqualified-name> E |
1452 | ::= N [<CV-qualifiers>] [<ref-qualifier>] <template-prefix> <template-args> E | |
d00edca5 | 1453 | */ |
eb383413 | 1454 | |
59727473 | 1455 | static struct demangle_component * |
9334f9c6 | 1456 | d_nested_name (struct d_info *di) |
d00edca5 | 1457 | { |
59727473 DD |
1458 | struct demangle_component *ret; |
1459 | struct demangle_component **pret; | |
3a4d2339 | 1460 | struct demangle_component *rqual; |
03d5f569 | 1461 | |
6ef6358e | 1462 | if (! d_check_char (di, 'N')) |
d00edca5 | 1463 | return NULL; |
eb383413 | 1464 | |
858b45cf | 1465 | pret = d_cv_qualifiers (di, &ret, 1); |
d00edca5 DD |
1466 | if (pret == NULL) |
1467 | return NULL; | |
1468 | ||
3a4d2339 DD |
1469 | /* Parse the ref-qualifier now and then attach it |
1470 | once we have something to attach it to. */ | |
1471 | rqual = d_ref_qualifier (di, NULL); | |
1472 | ||
d00edca5 DD |
1473 | *pret = d_prefix (di); |
1474 | if (*pret == NULL) | |
1475 | return NULL; | |
eb383413 | 1476 | |
3a4d2339 DD |
1477 | if (rqual) |
1478 | { | |
1479 | d_left (rqual) = ret; | |
1480 | ret = rqual; | |
1481 | } | |
1482 | ||
6ef6358e | 1483 | if (! d_check_char (di, 'E')) |
eb383413 L |
1484 | return NULL; |
1485 | ||
d00edca5 | 1486 | return ret; |
eb383413 L |
1487 | } |
1488 | ||
d00edca5 DD |
1489 | /* <prefix> ::= <prefix> <unqualified-name> |
1490 | ::= <template-prefix> <template-args> | |
1491 | ::= <template-param> | |
6b6bd65a | 1492 | ::= <decltype> |
d00edca5 DD |
1493 | ::= |
1494 | ::= <substitution> | |
eb383413 | 1495 | |
d00edca5 DD |
1496 | <template-prefix> ::= <prefix> <(template) unqualified-name> |
1497 | ::= <template-param> | |
1498 | ::= <substitution> | |
1499 | */ | |
1500 | ||
59727473 | 1501 | static struct demangle_component * |
9334f9c6 | 1502 | d_prefix (struct d_info *di) |
eb383413 | 1503 | { |
59727473 | 1504 | struct demangle_component *ret = NULL; |
eb383413 | 1505 | |
d00edca5 | 1506 | while (1) |
eb383413 | 1507 | { |
d00edca5 | 1508 | char peek; |
59727473 DD |
1509 | enum demangle_component_type comb_type; |
1510 | struct demangle_component *dc; | |
d00edca5 DD |
1511 | |
1512 | peek = d_peek_char (di); | |
1513 | if (peek == '\0') | |
1514 | return NULL; | |
1515 | ||
1516 | /* The older code accepts a <local-name> here, but I don't see | |
1517 | that in the grammar. The older code does not accept a | |
1518 | <template-param> here. */ | |
eb383413 | 1519 | |
59727473 | 1520 | comb_type = DEMANGLE_COMPONENT_QUAL_NAME; |
6b6bd65a DD |
1521 | if (peek == 'D') |
1522 | { | |
1523 | char peek2 = d_peek_next_char (di); | |
1524 | if (peek2 == 'T' || peek2 == 't') | |
1525 | /* Decltype. */ | |
1526 | dc = cplus_demangle_type (di); | |
1527 | else | |
1528 | /* Destructor name. */ | |
1529 | dc = d_unqualified_name (di); | |
1530 | } | |
1531 | else if (IS_DIGIT (peek) | |
858b45cf | 1532 | || IS_LOWER (peek) |
d00edca5 | 1533 | || peek == 'C' |
664aa91f | 1534 | || peek == 'U' |
8bf955e1 | 1535 | || peek == 'L') |
d00edca5 DD |
1536 | dc = d_unqualified_name (di); |
1537 | else if (peek == 'S') | |
97ceaf5b | 1538 | dc = d_substitution (di, 1); |
d00edca5 DD |
1539 | else if (peek == 'I') |
1540 | { | |
1541 | if (ret == NULL) | |
1542 | return NULL; | |
59727473 | 1543 | comb_type = DEMANGLE_COMPONENT_TEMPLATE; |
d00edca5 DD |
1544 | dc = d_template_args (di); |
1545 | } | |
1546 | else if (peek == 'T') | |
1547 | dc = d_template_param (di); | |
1548 | else if (peek == 'E') | |
1549 | return ret; | |
664aa91f DD |
1550 | else if (peek == 'M') |
1551 | { | |
1552 | /* Initializer scope for a lambda. We don't need to represent | |
1553 | this; the normal code will just treat the variable as a type | |
1554 | scope, which gives appropriate output. */ | |
1555 | if (ret == NULL) | |
1556 | return NULL; | |
1557 | d_advance (di, 1); | |
1558 | continue; | |
1559 | } | |
d00edca5 DD |
1560 | else |
1561 | return NULL; | |
1562 | ||
1563 | if (ret == NULL) | |
1564 | ret = dc; | |
eb383413 | 1565 | else |
d00edca5 DD |
1566 | ret = d_make_comp (di, comb_type, ret, dc); |
1567 | ||
1568 | if (peek != 'S' && d_peek_char (di) != 'E') | |
1569 | { | |
1570 | if (! d_add_substitution (di, ret)) | |
1571 | return NULL; | |
1572 | } | |
eb383413 L |
1573 | } |
1574 | } | |
1575 | ||
d00edca5 DD |
1576 | /* <unqualified-name> ::= <operator-name> |
1577 | ::= <ctor-dtor-name> | |
1578 | ::= <source-name> | |
8bf955e1 GK |
1579 | ::= <local-source-name> |
1580 | ||
1581 | <local-source-name> ::= L <source-name> <discriminator> | |
d00edca5 | 1582 | */ |
eb383413 | 1583 | |
59727473 | 1584 | static struct demangle_component * |
9334f9c6 | 1585 | d_unqualified_name (struct d_info *di) |
eb383413 | 1586 | { |
1f3de044 | 1587 | struct demangle_component *ret; |
d00edca5 DD |
1588 | char peek; |
1589 | ||
1590 | peek = d_peek_char (di); | |
1591 | if (IS_DIGIT (peek)) | |
1f3de044 | 1592 | ret = d_source_name (di); |
858b45cf | 1593 | else if (IS_LOWER (peek)) |
b6fb00c0 | 1594 | { |
b6fb00c0 | 1595 | ret = d_operator_name (di); |
59727473 | 1596 | if (ret != NULL && ret->type == DEMANGLE_COMPONENT_OPERATOR) |
4e3aa408 DD |
1597 | { |
1598 | di->expansion += sizeof "operator" + ret->u.s_operator.op->len - 2; | |
1599 | if (!strcmp (ret->u.s_operator.op->code, "li")) | |
1600 | ret = d_make_comp (di, DEMANGLE_COMPONENT_UNARY, ret, | |
1601 | d_source_name (di)); | |
1602 | } | |
b6fb00c0 | 1603 | } |
d00edca5 | 1604 | else if (peek == 'C' || peek == 'D') |
1f3de044 | 1605 | ret = d_ctor_dtor_name (di); |
8bf955e1 GK |
1606 | else if (peek == 'L') |
1607 | { | |
8bf955e1 GK |
1608 | d_advance (di, 1); |
1609 | ||
1610 | ret = d_source_name (di); | |
1611 | if (ret == NULL) | |
1612 | return NULL; | |
1613 | if (! d_discriminator (di)) | |
1614 | return NULL; | |
8bf955e1 | 1615 | } |
664aa91f DD |
1616 | else if (peek == 'U') |
1617 | { | |
1618 | switch (d_peek_next_char (di)) | |
1619 | { | |
1620 | case 'l': | |
1f3de044 DD |
1621 | ret = d_lambda (di); |
1622 | break; | |
664aa91f | 1623 | case 't': |
1f3de044 DD |
1624 | ret = d_unnamed_type (di); |
1625 | break; | |
664aa91f DD |
1626 | default: |
1627 | return NULL; | |
1628 | } | |
1629 | } | |
d00edca5 | 1630 | else |
03d5f569 | 1631 | return NULL; |
1f3de044 DD |
1632 | |
1633 | if (d_peek_char (di) == 'B') | |
1634 | ret = d_abi_tags (di, ret); | |
1635 | return ret; | |
eb383413 L |
1636 | } |
1637 | ||
d00edca5 | 1638 | /* <source-name> ::= <(positive length) number> <identifier> */ |
eb383413 | 1639 | |
59727473 | 1640 | static struct demangle_component * |
9334f9c6 | 1641 | d_source_name (struct d_info *di) |
eb383413 | 1642 | { |
fa3fcee7 | 1643 | int len; |
59727473 | 1644 | struct demangle_component *ret; |
d00edca5 DD |
1645 | |
1646 | len = d_number (di); | |
1647 | if (len <= 0) | |
1648 | return NULL; | |
1649 | ret = d_identifier (di, len); | |
1650 | di->last_name = ret; | |
1651 | return ret; | |
eb383413 L |
1652 | } |
1653 | ||
d00edca5 | 1654 | /* number ::= [n] <(non-negative decimal integer)> */ |
eb383413 | 1655 | |
fa3fcee7 | 1656 | static int |
9334f9c6 | 1657 | d_number (struct d_info *di) |
eb383413 | 1658 | { |
b6fb00c0 | 1659 | int negative; |
d00edca5 | 1660 | char peek; |
fa3fcee7 | 1661 | int ret; |
eb383413 | 1662 | |
b6fb00c0 | 1663 | negative = 0; |
d00edca5 DD |
1664 | peek = d_peek_char (di); |
1665 | if (peek == 'n') | |
1666 | { | |
b6fb00c0 | 1667 | negative = 1; |
d00edca5 DD |
1668 | d_advance (di, 1); |
1669 | peek = d_peek_char (di); | |
1670 | } | |
eb383413 | 1671 | |
d00edca5 DD |
1672 | ret = 0; |
1673 | while (1) | |
eb383413 | 1674 | { |
d00edca5 | 1675 | if (! IS_DIGIT (peek)) |
b6fb00c0 DD |
1676 | { |
1677 | if (negative) | |
1678 | ret = - ret; | |
1679 | return ret; | |
1680 | } | |
d00edca5 DD |
1681 | ret = ret * 10 + peek - '0'; |
1682 | d_advance (di, 1); | |
1683 | peek = d_peek_char (di); | |
eb383413 | 1684 | } |
eb383413 L |
1685 | } |
1686 | ||
cbc43128 DD |
1687 | /* Like d_number, but returns a demangle_component. */ |
1688 | ||
1689 | static struct demangle_component * | |
1690 | d_number_component (struct d_info *di) | |
1691 | { | |
1692 | struct demangle_component *ret = d_make_empty (di); | |
1693 | if (ret) | |
1694 | { | |
1695 | ret->type = DEMANGLE_COMPONENT_NUMBER; | |
1696 | ret->u.s_number.number = d_number (di); | |
1697 | } | |
1698 | return ret; | |
1699 | } | |
1700 | ||
d00edca5 | 1701 | /* identifier ::= <(unqualified source code identifier)> */ |
eb383413 | 1702 | |
59727473 | 1703 | static struct demangle_component * |
fa3fcee7 | 1704 | d_identifier (struct d_info *di, int len) |
eb383413 | 1705 | { |
d00edca5 | 1706 | const char *name; |
eb383413 | 1707 | |
d00edca5 | 1708 | name = d_str (di); |
b6fb00c0 DD |
1709 | |
1710 | if (di->send - name < len) | |
1711 | return NULL; | |
1712 | ||
d00edca5 | 1713 | d_advance (di, len); |
eb383413 | 1714 | |
2730f651 DD |
1715 | /* A Java mangled name may have a trailing '$' if it is a C++ |
1716 | keyword. This '$' is not included in the length count. We just | |
1717 | ignore the '$'. */ | |
1718 | if ((di->options & DMGL_JAVA) != 0 | |
1719 | && d_peek_char (di) == '$') | |
1720 | d_advance (di, 1); | |
1721 | ||
d00edca5 DD |
1722 | /* Look for something which looks like a gcc encoding of an |
1723 | anonymous namespace, and replace it with a more user friendly | |
1724 | name. */ | |
fa3fcee7 | 1725 | if (len >= (int) ANONYMOUS_NAMESPACE_PREFIX_LEN + 2 |
d00edca5 DD |
1726 | && memcmp (name, ANONYMOUS_NAMESPACE_PREFIX, |
1727 | ANONYMOUS_NAMESPACE_PREFIX_LEN) == 0) | |
eb383413 | 1728 | { |
d00edca5 DD |
1729 | const char *s; |
1730 | ||
1731 | s = name + ANONYMOUS_NAMESPACE_PREFIX_LEN; | |
1732 | if ((*s == '.' || *s == '_' || *s == '$') | |
1733 | && s[1] == 'N') | |
b6fb00c0 DD |
1734 | { |
1735 | di->expansion -= len - sizeof "(anonymous namespace)"; | |
1736 | return d_make_name (di, "(anonymous namespace)", | |
1737 | sizeof "(anonymous namespace)" - 1); | |
1738 | } | |
eb383413 | 1739 | } |
d00edca5 DD |
1740 | |
1741 | return d_make_name (di, name, len); | |
eb383413 L |
1742 | } |
1743 | ||
d00edca5 DD |
1744 | /* operator_name ::= many different two character encodings. |
1745 | ::= cv <type> | |
1746 | ::= v <digit> <source-name> | |
eb7b5ddb DD |
1747 | |
1748 | This list is sorted for binary search. */ | |
eb383413 | 1749 | |
b6fb00c0 DD |
1750 | #define NL(s) s, (sizeof s) - 1 |
1751 | ||
59727473 DD |
1752 | CP_STATIC_IF_GLIBCPP_V3 |
1753 | const struct demangle_operator_info cplus_demangle_operators[] = | |
d00edca5 | 1754 | { |
b6fb00c0 DD |
1755 | { "aN", NL ("&="), 2 }, |
1756 | { "aS", NL ("="), 2 }, | |
1757 | { "aa", NL ("&&"), 2 }, | |
1758 | { "ad", NL ("&"), 1 }, | |
1759 | { "an", NL ("&"), 2 }, | |
eb7b5ddb DD |
1760 | { "at", NL ("alignof "), 1 }, |
1761 | { "az", NL ("alignof "), 1 }, | |
7c328963 | 1762 | { "cc", NL ("const_cast"), 2 }, |
ba8cb4ba | 1763 | { "cl", NL ("()"), 2 }, |
b6fb00c0 DD |
1764 | { "cm", NL (","), 2 }, |
1765 | { "co", NL ("~"), 1 }, | |
1766 | { "dV", NL ("/="), 2 }, | |
eb7b5ddb | 1767 | { "da", NL ("delete[] "), 1 }, |
7c328963 | 1768 | { "dc", NL ("dynamic_cast"), 2 }, |
b6fb00c0 | 1769 | { "de", NL ("*"), 1 }, |
eb7b5ddb DD |
1770 | { "dl", NL ("delete "), 1 }, |
1771 | { "ds", NL (".*"), 2 }, | |
1c08f2c8 | 1772 | { "dt", NL ("."), 2 }, |
b6fb00c0 DD |
1773 | { "dv", NL ("/"), 2 }, |
1774 | { "eO", NL ("^="), 2 }, | |
1775 | { "eo", NL ("^"), 2 }, | |
1776 | { "eq", NL ("=="), 2 }, | |
fa3fcee7 NC |
1777 | { "fL", NL ("..."), 3 }, |
1778 | { "fR", NL ("..."), 3 }, | |
1779 | { "fl", NL ("..."), 2 }, | |
1780 | { "fr", NL ("..."), 2 }, | |
b6fb00c0 | 1781 | { "ge", NL (">="), 2 }, |
eb7b5ddb | 1782 | { "gs", NL ("::"), 1 }, |
b6fb00c0 DD |
1783 | { "gt", NL (">"), 2 }, |
1784 | { "ix", NL ("[]"), 2 }, | |
1785 | { "lS", NL ("<<="), 2 }, | |
1786 | { "le", NL ("<="), 2 }, | |
4e3aa408 | 1787 | { "li", NL ("operator\"\" "), 1 }, |
b6fb00c0 DD |
1788 | { "ls", NL ("<<"), 2 }, |
1789 | { "lt", NL ("<"), 2 }, | |
1790 | { "mI", NL ("-="), 2 }, | |
1791 | { "mL", NL ("*="), 2 }, | |
1792 | { "mi", NL ("-"), 2 }, | |
1793 | { "ml", NL ("*"), 2 }, | |
1794 | { "mm", NL ("--"), 1 }, | |
eb7b5ddb | 1795 | { "na", NL ("new[]"), 3 }, |
b6fb00c0 DD |
1796 | { "ne", NL ("!="), 2 }, |
1797 | { "ng", NL ("-"), 1 }, | |
1798 | { "nt", NL ("!"), 1 }, | |
eb7b5ddb | 1799 | { "nw", NL ("new"), 3 }, |
b6fb00c0 DD |
1800 | { "oR", NL ("|="), 2 }, |
1801 | { "oo", NL ("||"), 2 }, | |
1802 | { "or", NL ("|"), 2 }, | |
1803 | { "pL", NL ("+="), 2 }, | |
1804 | { "pl", NL ("+"), 2 }, | |
1805 | { "pm", NL ("->*"), 2 }, | |
1806 | { "pp", NL ("++"), 1 }, | |
1807 | { "ps", NL ("+"), 1 }, | |
1808 | { "pt", NL ("->"), 2 }, | |
1809 | { "qu", NL ("?"), 3 }, | |
1810 | { "rM", NL ("%="), 2 }, | |
1811 | { "rS", NL (">>="), 2 }, | |
7c328963 | 1812 | { "rc", NL ("reinterpret_cast"), 2 }, |
b6fb00c0 DD |
1813 | { "rm", NL ("%"), 2 }, |
1814 | { "rs", NL (">>"), 2 }, | |
fa3fcee7 NC |
1815 | { "sP", NL ("sizeof..."), 1 }, |
1816 | { "sZ", NL ("sizeof..."), 1 }, | |
7c328963 | 1817 | { "sc", NL ("static_cast"), 2 }, |
b6fb00c0 | 1818 | { "st", NL ("sizeof "), 1 }, |
59727473 | 1819 | { "sz", NL ("sizeof "), 1 }, |
eb7b5ddb DD |
1820 | { "tr", NL ("throw"), 0 }, |
1821 | { "tw", NL ("throw "), 1 }, | |
59727473 | 1822 | { NULL, NULL, 0, 0 } |
d00edca5 | 1823 | }; |
eb383413 | 1824 | |
59727473 | 1825 | static struct demangle_component * |
9334f9c6 | 1826 | d_operator_name (struct d_info *di) |
eb383413 | 1827 | { |
d00edca5 DD |
1828 | char c1; |
1829 | char c2; | |
eb383413 | 1830 | |
d00edca5 DD |
1831 | c1 = d_next_char (di); |
1832 | c2 = d_next_char (di); | |
1833 | if (c1 == 'v' && IS_DIGIT (c2)) | |
1834 | return d_make_extended_operator (di, c2 - '0', d_source_name (di)); | |
1835 | else if (c1 == 'c' && c2 == 'v') | |
492e19d0 | 1836 | { |
1837 | struct demangle_component *type; | |
1838 | int was_conversion = di->is_conversion; | |
c4be2641 | 1839 | struct demangle_component *res; |
492e19d0 | 1840 | |
1841 | di->is_conversion = ! di->is_expression; | |
1842 | type = cplus_demangle_type (di); | |
c4be2641 PA |
1843 | if (di->is_conversion) |
1844 | res = d_make_comp (di, DEMANGLE_COMPONENT_CONVERSION, type, NULL); | |
1845 | else | |
1846 | res = d_make_comp (di, DEMANGLE_COMPONENT_CAST, type, NULL); | |
492e19d0 | 1847 | di->is_conversion = was_conversion; |
c4be2641 | 1848 | return res; |
492e19d0 | 1849 | } |
d00edca5 | 1850 | else |
eb383413 | 1851 | { |
59727473 | 1852 | /* LOW is the inclusive lower bound. */ |
d00edca5 | 1853 | int low = 0; |
59727473 DD |
1854 | /* HIGH is the exclusive upper bound. We subtract one to ignore |
1855 | the sentinel at the end of the array. */ | |
1856 | int high = ((sizeof (cplus_demangle_operators) | |
1857 | / sizeof (cplus_demangle_operators[0])) | |
1858 | - 1); | |
eb383413 | 1859 | |
d00edca5 DD |
1860 | while (1) |
1861 | { | |
1862 | int i; | |
59727473 | 1863 | const struct demangle_operator_info *p; |
eb383413 | 1864 | |
d00edca5 | 1865 | i = low + (high - low) / 2; |
59727473 | 1866 | p = cplus_demangle_operators + i; |
eb383413 | 1867 | |
d00edca5 DD |
1868 | if (c1 == p->code[0] && c2 == p->code[1]) |
1869 | return d_make_operator (di, p); | |
1870 | ||
1871 | if (c1 < p->code[0] || (c1 == p->code[0] && c2 < p->code[1])) | |
1872 | high = i; | |
1873 | else | |
1874 | low = i + 1; | |
1875 | if (low == high) | |
1876 | return NULL; | |
1877 | } | |
1878 | } | |
eb383413 L |
1879 | } |
1880 | ||
830ef634 DD |
1881 | static struct demangle_component * |
1882 | d_make_character (struct d_info *di, int c) | |
1883 | { | |
1884 | struct demangle_component *p; | |
1885 | p = d_make_empty (di); | |
1886 | if (p != NULL) | |
1887 | { | |
1888 | p->type = DEMANGLE_COMPONENT_CHARACTER; | |
1889 | p->u.s_character.character = c; | |
1890 | } | |
1891 | return p; | |
1892 | } | |
1893 | ||
1894 | static struct demangle_component * | |
1895 | d_java_resource (struct d_info *di) | |
1896 | { | |
1897 | struct demangle_component *p = NULL; | |
1898 | struct demangle_component *next = NULL; | |
fa3fcee7 | 1899 | int len, i; |
830ef634 DD |
1900 | char c; |
1901 | const char *str; | |
1902 | ||
1903 | len = d_number (di); | |
1904 | if (len <= 1) | |
1905 | return NULL; | |
1906 | ||
1907 | /* Eat the leading '_'. */ | |
1908 | if (d_next_char (di) != '_') | |
1909 | return NULL; | |
1910 | len--; | |
1911 | ||
1912 | str = d_str (di); | |
1913 | i = 0; | |
1914 | ||
1915 | while (len > 0) | |
1916 | { | |
1917 | c = str[i]; | |
1918 | if (!c) | |
1919 | return NULL; | |
1920 | ||
1921 | /* Each chunk is either a '$' escape... */ | |
1922 | if (c == '$') | |
1923 | { | |
1924 | i++; | |
1925 | switch (str[i++]) | |
1926 | { | |
1927 | case 'S': | |
1928 | c = '/'; | |
1929 | break; | |
1930 | case '_': | |
1931 | c = '.'; | |
1932 | break; | |
1933 | case '$': | |
1934 | c = '$'; | |
1935 | break; | |
1936 | default: | |
1937 | return NULL; | |
1938 | } | |
1939 | next = d_make_character (di, c); | |
1940 | d_advance (di, i); | |
1941 | str = d_str (di); | |
1942 | len -= i; | |
1943 | i = 0; | |
1944 | if (next == NULL) | |
1945 | return NULL; | |
1946 | } | |
1947 | /* ... or a sequence of characters. */ | |
1948 | else | |
1949 | { | |
1950 | while (i < len && str[i] && str[i] != '$') | |
1951 | i++; | |
1952 | ||
1953 | next = d_make_name (di, str, i); | |
1954 | d_advance (di, i); | |
1955 | str = d_str (di); | |
1956 | len -= i; | |
1957 | i = 0; | |
1958 | if (next == NULL) | |
1959 | return NULL; | |
1960 | } | |
1961 | ||
1962 | if (p == NULL) | |
1963 | p = next; | |
1964 | else | |
1965 | { | |
1966 | p = d_make_comp (di, DEMANGLE_COMPONENT_COMPOUND_NAME, p, next); | |
1967 | if (p == NULL) | |
1968 | return NULL; | |
1969 | } | |
1970 | } | |
1971 | ||
1972 | p = d_make_comp (di, DEMANGLE_COMPONENT_JAVA_RESOURCE, p, NULL); | |
1973 | ||
1974 | return p; | |
1975 | } | |
1976 | ||
d00edca5 DD |
1977 | /* <special-name> ::= TV <type> |
1978 | ::= TT <type> | |
1979 | ::= TI <type> | |
1980 | ::= TS <type> | |
1981 | ::= GV <(object) name> | |
1982 | ::= T <call-offset> <(base) encoding> | |
1983 | ::= Tc <call-offset> <call-offset> <(base) encoding> | |
1984 | Also g++ extensions: | |
1985 | ::= TC <type> <(offset) number> _ <(base) type> | |
1986 | ::= TF <type> | |
1987 | ::= TJ <type> | |
1988 | ::= GR <name> | |
839e4798 | 1989 | ::= GA <encoding> |
830ef634 | 1990 | ::= Gr <resource name> |
956a8f8b DD |
1991 | ::= GTt <encoding> |
1992 | ::= GTn <encoding> | |
d00edca5 | 1993 | */ |
eb383413 | 1994 | |
59727473 | 1995 | static struct demangle_component * |
9334f9c6 | 1996 | d_special_name (struct d_info *di) |
eb383413 | 1997 | { |
b6fb00c0 | 1998 | di->expansion += 20; |
6ef6358e | 1999 | if (d_check_char (di, 'T')) |
03d5f569 | 2000 | { |
d00edca5 DD |
2001 | switch (d_next_char (di)) |
2002 | { | |
2003 | case 'V': | |
b6fb00c0 | 2004 | di->expansion -= 5; |
59727473 DD |
2005 | return d_make_comp (di, DEMANGLE_COMPONENT_VTABLE, |
2006 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2007 | case 'T': |
b6fb00c0 | 2008 | di->expansion -= 10; |
59727473 DD |
2009 | return d_make_comp (di, DEMANGLE_COMPONENT_VTT, |
2010 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2011 | case 'I': |
59727473 DD |
2012 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO, |
2013 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2014 | case 'S': |
59727473 DD |
2015 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO_NAME, |
2016 | cplus_demangle_type (di), NULL); | |
eb383413 | 2017 | |
d00edca5 DD |
2018 | case 'h': |
2019 | if (! d_call_offset (di, 'h')) | |
2020 | return NULL; | |
59727473 DD |
2021 | return d_make_comp (di, DEMANGLE_COMPONENT_THUNK, |
2022 | d_encoding (di, 0), NULL); | |
eb383413 | 2023 | |
d00edca5 DD |
2024 | case 'v': |
2025 | if (! d_call_offset (di, 'v')) | |
2026 | return NULL; | |
59727473 DD |
2027 | return d_make_comp (di, DEMANGLE_COMPONENT_VIRTUAL_THUNK, |
2028 | d_encoding (di, 0), NULL); | |
eb383413 | 2029 | |
d00edca5 DD |
2030 | case 'c': |
2031 | if (! d_call_offset (di, '\0')) | |
2032 | return NULL; | |
2033 | if (! d_call_offset (di, '\0')) | |
2034 | return NULL; | |
59727473 DD |
2035 | return d_make_comp (di, DEMANGLE_COMPONENT_COVARIANT_THUNK, |
2036 | d_encoding (di, 0), NULL); | |
eb383413 | 2037 | |
d00edca5 DD |
2038 | case 'C': |
2039 | { | |
59727473 | 2040 | struct demangle_component *derived_type; |
fa3fcee7 | 2041 | int offset; |
59727473 | 2042 | struct demangle_component *base_type; |
d00edca5 | 2043 | |
59727473 | 2044 | derived_type = cplus_demangle_type (di); |
d00edca5 DD |
2045 | offset = d_number (di); |
2046 | if (offset < 0) | |
2047 | return NULL; | |
6ef6358e | 2048 | if (! d_check_char (di, '_')) |
d00edca5 | 2049 | return NULL; |
59727473 | 2050 | base_type = cplus_demangle_type (di); |
d00edca5 DD |
2051 | /* We don't display the offset. FIXME: We should display |
2052 | it in verbose mode. */ | |
b6fb00c0 | 2053 | di->expansion += 5; |
59727473 DD |
2054 | return d_make_comp (di, DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE, |
2055 | base_type, derived_type); | |
d00edca5 | 2056 | } |
eb383413 | 2057 | |
d00edca5 | 2058 | case 'F': |
59727473 DD |
2059 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO_FN, |
2060 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2061 | case 'J': |
59727473 DD |
2062 | return d_make_comp (di, DEMANGLE_COMPONENT_JAVA_CLASS, |
2063 | cplus_demangle_type (di), NULL); | |
eb383413 | 2064 | |
995b61fe DD |
2065 | case 'H': |
2066 | return d_make_comp (di, DEMANGLE_COMPONENT_TLS_INIT, | |
2067 | d_name (di), NULL); | |
2068 | ||
2069 | case 'W': | |
2070 | return d_make_comp (di, DEMANGLE_COMPONENT_TLS_WRAPPER, | |
2071 | d_name (di), NULL); | |
2072 | ||
d00edca5 DD |
2073 | default: |
2074 | return NULL; | |
2075 | } | |
eb383413 | 2076 | } |
6ef6358e | 2077 | else if (d_check_char (di, 'G')) |
eb383413 | 2078 | { |
d00edca5 DD |
2079 | switch (d_next_char (di)) |
2080 | { | |
2081 | case 'V': | |
59727473 | 2082 | return d_make_comp (di, DEMANGLE_COMPONENT_GUARD, d_name (di), NULL); |
d00edca5 DD |
2083 | |
2084 | case 'R': | |
abc6552b DD |
2085 | { |
2086 | struct demangle_component *name = d_name (di); | |
2087 | return d_make_comp (di, DEMANGLE_COMPONENT_REFTEMP, name, | |
2088 | d_number_component (di)); | |
2089 | } | |
d00edca5 | 2090 | |
839e4798 RH |
2091 | case 'A': |
2092 | return d_make_comp (di, DEMANGLE_COMPONENT_HIDDEN_ALIAS, | |
2093 | d_encoding (di, 0), NULL); | |
2094 | ||
956a8f8b DD |
2095 | case 'T': |
2096 | switch (d_next_char (di)) | |
2097 | { | |
2098 | case 'n': | |
2099 | return d_make_comp (di, DEMANGLE_COMPONENT_NONTRANSACTION_CLONE, | |
2100 | d_encoding (di, 0), NULL); | |
2101 | default: | |
2102 | /* ??? The proposal is that other letters (such as 'h') stand | |
2103 | for different variants of transaction cloning, such as | |
2104 | compiling directly for hardware transaction support. But | |
2105 | they still should all be transactional clones of some sort | |
2106 | so go ahead and call them that. */ | |
2107 | case 't': | |
2108 | return d_make_comp (di, DEMANGLE_COMPONENT_TRANSACTION_CLONE, | |
2109 | d_encoding (di, 0), NULL); | |
2110 | } | |
2111 | ||
830ef634 DD |
2112 | case 'r': |
2113 | return d_java_resource (di); | |
2114 | ||
d00edca5 DD |
2115 | default: |
2116 | return NULL; | |
2117 | } | |
eb383413 | 2118 | } |
d00edca5 DD |
2119 | else |
2120 | return NULL; | |
eb383413 L |
2121 | } |
2122 | ||
d00edca5 DD |
2123 | /* <call-offset> ::= h <nv-offset> _ |
2124 | ::= v <v-offset> _ | |
eb383413 | 2125 | |
d00edca5 | 2126 | <nv-offset> ::= <(offset) number> |
eb383413 | 2127 | |
d00edca5 | 2128 | <v-offset> ::= <(offset) number> _ <(virtual offset) number> |
eb383413 | 2129 | |
d00edca5 DD |
2130 | The C parameter, if not '\0', is a character we just read which is |
2131 | the start of the <call-offset>. | |
eb383413 | 2132 | |
d00edca5 DD |
2133 | We don't display the offset information anywhere. FIXME: We should |
2134 | display it in verbose mode. */ | |
eb383413 | 2135 | |
d00edca5 | 2136 | static int |
9334f9c6 | 2137 | d_call_offset (struct d_info *di, int c) |
eb383413 | 2138 | { |
d00edca5 DD |
2139 | if (c == '\0') |
2140 | c = d_next_char (di); | |
eb383413 | 2141 | |
d00edca5 | 2142 | if (c == 'h') |
eb129e35 | 2143 | d_number (di); |
d00edca5 | 2144 | else if (c == 'v') |
eb383413 | 2145 | { |
eb129e35 | 2146 | d_number (di); |
6ef6358e | 2147 | if (! d_check_char (di, '_')) |
d00edca5 | 2148 | return 0; |
eb129e35 | 2149 | d_number (di); |
eb383413 | 2150 | } |
d00edca5 DD |
2151 | else |
2152 | return 0; | |
eb383413 | 2153 | |
6ef6358e | 2154 | if (! d_check_char (di, '_')) |
d00edca5 | 2155 | return 0; |
eb383413 | 2156 | |
d00edca5 | 2157 | return 1; |
eb383413 L |
2158 | } |
2159 | ||
d00edca5 DD |
2160 | /* <ctor-dtor-name> ::= C1 |
2161 | ::= C2 | |
2162 | ::= C3 | |
2163 | ::= D0 | |
2164 | ::= D1 | |
2165 | ::= D2 | |
2166 | */ | |
2167 | ||
59727473 | 2168 | static struct demangle_component * |
9334f9c6 | 2169 | d_ctor_dtor_name (struct d_info *di) |
d00edca5 | 2170 | { |
b6fb00c0 DD |
2171 | if (di->last_name != NULL) |
2172 | { | |
59727473 | 2173 | if (di->last_name->type == DEMANGLE_COMPONENT_NAME) |
b6fb00c0 | 2174 | di->expansion += di->last_name->u.s_name.len; |
59727473 | 2175 | else if (di->last_name->type == DEMANGLE_COMPONENT_SUB_STD) |
b6fb00c0 DD |
2176 | di->expansion += di->last_name->u.s_string.len; |
2177 | } | |
6ef6358e | 2178 | switch (d_peek_char (di)) |
d00edca5 DD |
2179 | { |
2180 | case 'C': | |
2181 | { | |
2182 | enum gnu_v3_ctor_kinds kind; | |
ef0f5d7c JM |
2183 | int inheriting = 0; |
2184 | ||
2185 | if (d_peek_next_char (di) == 'I') | |
2186 | { | |
2187 | inheriting = 1; | |
2188 | d_advance (di, 1); | |
2189 | } | |
d00edca5 | 2190 | |
6ef6358e | 2191 | switch (d_peek_next_char (di)) |
d00edca5 DD |
2192 | { |
2193 | case '1': | |
2194 | kind = gnu_v3_complete_object_ctor; | |
2195 | break; | |
2196 | case '2': | |
2197 | kind = gnu_v3_base_object_ctor; | |
2198 | break; | |
2199 | case '3': | |
2200 | kind = gnu_v3_complete_object_allocating_ctor; | |
2201 | break; | |
eafbc3bf BM |
2202 | case '4': |
2203 | kind = gnu_v3_unified_ctor; | |
2204 | break; | |
956a8f8b DD |
2205 | case '5': |
2206 | kind = gnu_v3_object_ctor_group; | |
2207 | break; | |
d00edca5 DD |
2208 | default: |
2209 | return NULL; | |
2210 | } | |
ef0f5d7c | 2211 | |
6ef6358e | 2212 | d_advance (di, 2); |
ef0f5d7c JM |
2213 | |
2214 | if (inheriting) | |
2215 | cplus_demangle_type (di); | |
2216 | ||
d00edca5 DD |
2217 | return d_make_ctor (di, kind, di->last_name); |
2218 | } | |
2219 | ||
2220 | case 'D': | |
2221 | { | |
2222 | enum gnu_v3_dtor_kinds kind; | |
2223 | ||
6ef6358e | 2224 | switch (d_peek_next_char (di)) |
d00edca5 DD |
2225 | { |
2226 | case '0': | |
2227 | kind = gnu_v3_deleting_dtor; | |
2228 | break; | |
2229 | case '1': | |
2230 | kind = gnu_v3_complete_object_dtor; | |
2231 | break; | |
2232 | case '2': | |
2233 | kind = gnu_v3_base_object_dtor; | |
2234 | break; | |
eafbc3bf BM |
2235 | /* digit '3' is not used */ |
2236 | case '4': | |
2237 | kind = gnu_v3_unified_dtor; | |
2238 | break; | |
956a8f8b DD |
2239 | case '5': |
2240 | kind = gnu_v3_object_dtor_group; | |
2241 | break; | |
d00edca5 DD |
2242 | default: |
2243 | return NULL; | |
2244 | } | |
6ef6358e | 2245 | d_advance (di, 2); |
d00edca5 DD |
2246 | return d_make_dtor (di, kind, di->last_name); |
2247 | } | |
eb383413 | 2248 | |
d00edca5 DD |
2249 | default: |
2250 | return NULL; | |
2251 | } | |
2252 | } | |
eb383413 | 2253 | |
a4ddf8dc JM |
2254 | /* True iff we're looking at an order-insensitive type-qualifier, including |
2255 | function-type-qualifiers. */ | |
2256 | ||
2257 | static int | |
2258 | next_is_type_qual (struct d_info *di) | |
2259 | { | |
2260 | char peek = d_peek_char (di); | |
2261 | if (peek == 'r' || peek == 'V' || peek == 'K') | |
2262 | return 1; | |
2263 | if (peek == 'D') | |
2264 | { | |
2265 | peek = d_peek_next_char (di); | |
2266 | if (peek == 'x' || peek == 'o' || peek == 'O' || peek == 'w') | |
2267 | return 1; | |
2268 | } | |
2269 | return 0; | |
2270 | } | |
2271 | ||
d00edca5 DD |
2272 | /* <type> ::= <builtin-type> |
2273 | ::= <function-type> | |
2274 | ::= <class-enum-type> | |
2275 | ::= <array-type> | |
2276 | ::= <pointer-to-member-type> | |
2277 | ::= <template-param> | |
2278 | ::= <template-template-param> <template-args> | |
2279 | ::= <substitution> | |
2280 | ::= <CV-qualifiers> <type> | |
2281 | ::= P <type> | |
2282 | ::= R <type> | |
8969a67f | 2283 | ::= O <type> (C++0x) |
d00edca5 DD |
2284 | ::= C <type> |
2285 | ::= G <type> | |
2286 | ::= U <source-name> <type> | |
2287 | ||
2288 | <builtin-type> ::= various one letter codes | |
2289 | ::= u <source-name> | |
2290 | */ | |
eb383413 | 2291 | |
59727473 DD |
2292 | CP_STATIC_IF_GLIBCPP_V3 |
2293 | const struct demangle_builtin_type_info | |
2294 | cplus_demangle_builtin_types[D_BUILTIN_TYPE_COUNT] = | |
d00edca5 | 2295 | { |
2d733211 | 2296 | /* a */ { NL ("signed char"), NL ("signed char"), D_PRINT_DEFAULT }, |
b6fb00c0 | 2297 | /* b */ { NL ("bool"), NL ("boolean"), D_PRINT_BOOL }, |
2d733211 DD |
2298 | /* c */ { NL ("char"), NL ("byte"), D_PRINT_DEFAULT }, |
2299 | /* d */ { NL ("double"), NL ("double"), D_PRINT_FLOAT }, | |
2300 | /* e */ { NL ("long double"), NL ("long double"), D_PRINT_FLOAT }, | |
2301 | /* f */ { NL ("float"), NL ("float"), D_PRINT_FLOAT }, | |
2302 | /* g */ { NL ("__float128"), NL ("__float128"), D_PRINT_FLOAT }, | |
2303 | /* h */ { NL ("unsigned char"), NL ("unsigned char"), D_PRINT_DEFAULT }, | |
b6fb00c0 | 2304 | /* i */ { NL ("int"), NL ("int"), D_PRINT_INT }, |
2d733211 | 2305 | /* j */ { NL ("unsigned int"), NL ("unsigned"), D_PRINT_UNSIGNED }, |
b6fb00c0 DD |
2306 | /* k */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
2307 | /* l */ { NL ("long"), NL ("long"), D_PRINT_LONG }, | |
2d733211 | 2308 | /* m */ { NL ("unsigned long"), NL ("unsigned long"), D_PRINT_UNSIGNED_LONG }, |
b6fb00c0 | 2309 | /* n */ { NL ("__int128"), NL ("__int128"), D_PRINT_DEFAULT }, |
2d733211 DD |
2310 | /* o */ { NL ("unsigned __int128"), NL ("unsigned __int128"), |
2311 | D_PRINT_DEFAULT }, | |
1c08f2c8 DD |
2312 | /* p */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
2313 | /* q */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, | |
2314 | /* r */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, | |
2d733211 DD |
2315 | /* s */ { NL ("short"), NL ("short"), D_PRINT_DEFAULT }, |
2316 | /* t */ { NL ("unsigned short"), NL ("unsigned short"), D_PRINT_DEFAULT }, | |
1c08f2c8 | 2317 | /* u */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
b6fb00c0 | 2318 | /* v */ { NL ("void"), NL ("void"), D_PRINT_VOID }, |
2d733211 DD |
2319 | /* w */ { NL ("wchar_t"), NL ("char"), D_PRINT_DEFAULT }, |
2320 | /* x */ { NL ("long long"), NL ("long"), D_PRINT_LONG_LONG }, | |
2321 | /* y */ { NL ("unsigned long long"), NL ("unsigned long long"), | |
2322 | D_PRINT_UNSIGNED_LONG_LONG }, | |
b6fb00c0 | 2323 | /* z */ { NL ("..."), NL ("..."), D_PRINT_DEFAULT }, |
1c08f2c8 DD |
2324 | /* 26 */ { NL ("decimal32"), NL ("decimal32"), D_PRINT_DEFAULT }, |
2325 | /* 27 */ { NL ("decimal64"), NL ("decimal64"), D_PRINT_DEFAULT }, | |
2326 | /* 28 */ { NL ("decimal128"), NL ("decimal128"), D_PRINT_DEFAULT }, | |
2327 | /* 29 */ { NL ("half"), NL ("half"), D_PRINT_FLOAT }, | |
2328 | /* 30 */ { NL ("char16_t"), NL ("char16_t"), D_PRINT_DEFAULT }, | |
2329 | /* 31 */ { NL ("char32_t"), NL ("char32_t"), D_PRINT_DEFAULT }, | |
cf383746 DD |
2330 | /* 32 */ { NL ("decltype(nullptr)"), NL ("decltype(nullptr)"), |
2331 | D_PRINT_DEFAULT }, | |
d00edca5 | 2332 | }; |
eb383413 | 2333 | |
59727473 DD |
2334 | CP_STATIC_IF_GLIBCPP_V3 |
2335 | struct demangle_component * | |
9334f9c6 | 2336 | cplus_demangle_type (struct d_info *di) |
eb383413 | 2337 | { |
d00edca5 | 2338 | char peek; |
59727473 | 2339 | struct demangle_component *ret; |
d00edca5 DD |
2340 | int can_subst; |
2341 | ||
2342 | /* The ABI specifies that when CV-qualifiers are used, the base type | |
2343 | is substitutable, and the fully qualified type is substitutable, | |
2344 | but the base type with a strict subset of the CV-qualifiers is | |
2345 | not substitutable. The natural recursive implementation of the | |
2346 | CV-qualifiers would cause subsets to be substitutable, so instead | |
2347 | we pull them all off now. | |
2348 | ||
331c3da2 DD |
2349 | FIXME: The ABI says that order-insensitive vendor qualifiers |
2350 | should be handled in the same way, but we have no way to tell | |
2351 | which vendor qualifiers are order-insensitive and which are | |
2352 | order-sensitive. So we just assume that they are all | |
2353 | order-sensitive. g++ 3.4 supports only one vendor qualifier, | |
2354 | __vector, and it treats it as order-sensitive when mangling | |
2355 | names. */ | |
d00edca5 | 2356 | |
a4ddf8dc | 2357 | if (next_is_type_qual (di)) |
d00edca5 | 2358 | { |
59727473 | 2359 | struct demangle_component **pret; |
74bcd529 | 2360 | |
858b45cf | 2361 | pret = d_cv_qualifiers (di, &ret, 0); |
331c3da2 DD |
2362 | if (pret == NULL) |
2363 | return NULL; | |
dcd7e9d6 DD |
2364 | if (d_peek_char (di) == 'F') |
2365 | { | |
2366 | /* cv-qualifiers before a function type apply to 'this', | |
2367 | so avoid adding the unqualified function type to | |
2368 | the substitution list. */ | |
2369 | *pret = d_function_type (di); | |
2370 | } | |
2371 | else | |
2372 | *pret = cplus_demangle_type (di); | |
2373 | if (!*pret) | |
3a4d2339 DD |
2374 | return NULL; |
2375 | if ((*pret)->type == DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS | |
2376 | || (*pret)->type == DEMANGLE_COMPONENT_REFERENCE_THIS) | |
2377 | { | |
2378 | /* Move the ref-qualifier outside the cv-qualifiers so that | |
2379 | they are printed in the right order. */ | |
2380 | struct demangle_component *fn = d_left (*pret); | |
2381 | d_left (*pret) = ret; | |
2382 | ret = *pret; | |
2383 | *pret = fn; | |
2384 | } | |
2385 | if (! d_add_substitution (di, ret)) | |
d00edca5 DD |
2386 | return NULL; |
2387 | return ret; | |
2388 | } | |
eb383413 | 2389 | |
d00edca5 | 2390 | can_subst = 1; |
eb383413 | 2391 | |
a4ddf8dc | 2392 | peek = d_peek_char (di); |
74bcd529 | 2393 | switch (peek) |
eb383413 | 2394 | { |
d00edca5 DD |
2395 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g': |
2396 | case 'h': case 'i': case 'j': case 'l': case 'm': case 'n': | |
2397 | case 'o': case 's': case 't': | |
2398 | case 'v': case 'w': case 'x': case 'y': case 'z': | |
59727473 DD |
2399 | ret = d_make_builtin_type (di, |
2400 | &cplus_demangle_builtin_types[peek - 'a']); | |
b6fb00c0 | 2401 | di->expansion += ret->u.s_builtin.type->len; |
d00edca5 DD |
2402 | can_subst = 0; |
2403 | d_advance (di, 1); | |
2404 | break; | |
2405 | ||
2406 | case 'u': | |
2407 | d_advance (di, 1); | |
59727473 DD |
2408 | ret = d_make_comp (di, DEMANGLE_COMPONENT_VENDOR_TYPE, |
2409 | d_source_name (di), NULL); | |
d00edca5 DD |
2410 | break; |
2411 | ||
2412 | case 'F': | |
2413 | ret = d_function_type (di); | |
eb383413 L |
2414 | break; |
2415 | ||
d00edca5 DD |
2416 | case '0': case '1': case '2': case '3': case '4': |
2417 | case '5': case '6': case '7': case '8': case '9': | |
2418 | case 'N': | |
eb383413 | 2419 | case 'Z': |
d00edca5 | 2420 | ret = d_class_enum_type (di); |
eb383413 L |
2421 | break; |
2422 | ||
d00edca5 DD |
2423 | case 'A': |
2424 | ret = d_array_type (di); | |
2425 | break; | |
2426 | ||
2427 | case 'M': | |
2428 | ret = d_pointer_to_member_type (di); | |
2429 | break; | |
2430 | ||
2431 | case 'T': | |
2432 | ret = d_template_param (di); | |
2433 | if (d_peek_char (di) == 'I') | |
03d5f569 | 2434 | { |
492e19d0 | 2435 | /* This may be <template-template-param> <template-args>. |
2436 | If this is the type for a conversion operator, we can | |
2437 | have a <template-template-param> here only by following | |
2438 | a derivation like this: | |
2439 | ||
2440 | <nested-name> | |
2441 | -> <template-prefix> <template-args> | |
2442 | -> <prefix> <template-unqualified-name> <template-args> | |
2443 | -> <unqualified-name> <template-unqualified-name> <template-args> | |
2444 | -> <source-name> <template-unqualified-name> <template-args> | |
2445 | -> <source-name> <operator-name> <template-args> | |
2446 | -> <source-name> cv <type> <template-args> | |
2447 | -> <source-name> cv <template-template-param> <template-args> <template-args> | |
2448 | ||
2449 | where the <template-args> is followed by another. | |
2450 | Otherwise, we must have a derivation like this: | |
2451 | ||
2452 | <nested-name> | |
2453 | -> <template-prefix> <template-args> | |
2454 | -> <prefix> <template-unqualified-name> <template-args> | |
2455 | -> <unqualified-name> <template-unqualified-name> <template-args> | |
2456 | -> <source-name> <template-unqualified-name> <template-args> | |
2457 | -> <source-name> <operator-name> <template-args> | |
2458 | -> <source-name> cv <type> <template-args> | |
2459 | -> <source-name> cv <template-param> <template-args> | |
2460 | ||
2461 | where we need to leave the <template-args> to be processed | |
2462 | by d_prefix (following the <template-prefix>). | |
2463 | ||
2464 | The <template-template-param> part is a substitution | |
d00edca5 | 2465 | candidate. */ |
492e19d0 | 2466 | if (! di->is_conversion) |
2467 | { | |
2468 | if (! d_add_substitution (di, ret)) | |
2469 | return NULL; | |
2470 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, | |
2471 | d_template_args (di)); | |
2472 | } | |
2473 | else | |
2474 | { | |
2475 | struct demangle_component *args; | |
2476 | struct d_info_checkpoint checkpoint; | |
2477 | ||
2478 | d_checkpoint (di, &checkpoint); | |
2479 | args = d_template_args (di); | |
2480 | if (d_peek_char (di) == 'I') | |
2481 | { | |
2482 | if (! d_add_substitution (di, ret)) | |
2483 | return NULL; | |
2484 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, | |
2485 | args); | |
2486 | } | |
2487 | else | |
2488 | d_backtrack (di, &checkpoint); | |
2489 | } | |
03d5f569 | 2490 | } |
d00edca5 DD |
2491 | break; |
2492 | ||
2493 | case 'S': | |
2494 | /* If this is a special substitution, then it is the start of | |
2495 | <class-enum-type>. */ | |
2496 | { | |
2497 | char peek_next; | |
74bcd529 | 2498 | |
d00edca5 DD |
2499 | peek_next = d_peek_next_char (di); |
2500 | if (IS_DIGIT (peek_next) | |
2501 | || peek_next == '_' | |
858b45cf | 2502 | || IS_UPPER (peek_next)) |
d00edca5 | 2503 | { |
97ceaf5b | 2504 | ret = d_substitution (di, 0); |
d00edca5 DD |
2505 | /* The substituted name may have been a template name and |
2506 | may be followed by tepmlate args. */ | |
2507 | if (d_peek_char (di) == 'I') | |
59727473 | 2508 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, |
d00edca5 DD |
2509 | d_template_args (di)); |
2510 | else | |
2511 | can_subst = 0; | |
2512 | } | |
2513 | else | |
2514 | { | |
2515 | ret = d_class_enum_type (di); | |
2516 | /* If the substitution was a complete type, then it is not | |
2517 | a new substitution candidate. However, if the | |
2518 | substitution was followed by template arguments, then | |
2519 | the whole thing is a substitution candidate. */ | |
59727473 | 2520 | if (ret != NULL && ret->type == DEMANGLE_COMPONENT_SUB_STD) |
d00edca5 DD |
2521 | can_subst = 0; |
2522 | } | |
2523 | } | |
eb383413 L |
2524 | break; |
2525 | ||
8969a67f DD |
2526 | case 'O': |
2527 | d_advance (di, 1); | |
2528 | ret = d_make_comp (di, DEMANGLE_COMPONENT_RVALUE_REFERENCE, | |
2529 | cplus_demangle_type (di), NULL); | |
2530 | break; | |
2531 | ||
d00edca5 DD |
2532 | case 'P': |
2533 | d_advance (di, 1); | |
59727473 DD |
2534 | ret = d_make_comp (di, DEMANGLE_COMPONENT_POINTER, |
2535 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2536 | break; |
eb383413 | 2537 | |
d00edca5 DD |
2538 | case 'R': |
2539 | d_advance (di, 1); | |
59727473 | 2540 | ret = d_make_comp (di, DEMANGLE_COMPONENT_REFERENCE, |
8969a67f | 2541 | cplus_demangle_type (di), NULL); |
d00edca5 | 2542 | break; |
eb383413 | 2543 | |
d00edca5 DD |
2544 | case 'C': |
2545 | d_advance (di, 1); | |
59727473 DD |
2546 | ret = d_make_comp (di, DEMANGLE_COMPONENT_COMPLEX, |
2547 | cplus_demangle_type (di), NULL); | |
d00edca5 DD |
2548 | break; |
2549 | ||
2550 | case 'G': | |
2551 | d_advance (di, 1); | |
59727473 DD |
2552 | ret = d_make_comp (di, DEMANGLE_COMPONENT_IMAGINARY, |
2553 | cplus_demangle_type (di), NULL); | |
d00edca5 | 2554 | break; |
eb383413 | 2555 | |
d00edca5 DD |
2556 | case 'U': |
2557 | d_advance (di, 1); | |
2558 | ret = d_source_name (di); | |
f91ca6bc IB |
2559 | if (d_peek_char (di) == 'I') |
2560 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, | |
2561 | d_template_args (di)); | |
59727473 DD |
2562 | ret = d_make_comp (di, DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL, |
2563 | cplus_demangle_type (di), ret); | |
eb383413 | 2564 | break; |
d00edca5 | 2565 | |
ba8cb4ba DD |
2566 | case 'D': |
2567 | can_subst = 0; | |
2568 | d_advance (di, 1); | |
2569 | peek = d_next_char (di); | |
2570 | switch (peek) | |
2571 | { | |
2572 | case 'T': | |
2573 | case 't': | |
2574 | /* decltype (expression) */ | |
2575 | ret = d_make_comp (di, DEMANGLE_COMPONENT_DECLTYPE, | |
2576 | d_expression (di), NULL); | |
2577 | if (ret && d_next_char (di) != 'E') | |
2578 | ret = NULL; | |
eb7b5ddb | 2579 | can_subst = 1; |
ba8cb4ba DD |
2580 | break; |
2581 | ||
2582 | case 'p': | |
2583 | /* Pack expansion. */ | |
1c08f2c8 DD |
2584 | ret = d_make_comp (di, DEMANGLE_COMPONENT_PACK_EXPANSION, |
2585 | cplus_demangle_type (di), NULL); | |
eb7b5ddb | 2586 | can_subst = 1; |
1c08f2c8 | 2587 | break; |
24e829d0 DD |
2588 | |
2589 | case 'a': | |
2590 | /* auto */ | |
2591 | ret = d_make_name (di, "auto", 4); | |
2592 | break; | |
ba8cb4ba DD |
2593 | |
2594 | case 'f': | |
1c08f2c8 DD |
2595 | /* 32-bit decimal floating point */ |
2596 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[26]); | |
ba8cb4ba DD |
2597 | di->expansion += ret->u.s_builtin.type->len; |
2598 | break; | |
2599 | case 'd': | |
1c08f2c8 DD |
2600 | /* 64-bit DFP */ |
2601 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[27]); | |
ba8cb4ba DD |
2602 | di->expansion += ret->u.s_builtin.type->len; |
2603 | break; | |
2604 | case 'e': | |
2605 | /* 128-bit DFP */ | |
1c08f2c8 | 2606 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[28]); |
ba8cb4ba DD |
2607 | di->expansion += ret->u.s_builtin.type->len; |
2608 | break; | |
2609 | case 'h': | |
2610 | /* 16-bit half-precision FP */ | |
1c08f2c8 DD |
2611 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[29]); |
2612 | di->expansion += ret->u.s_builtin.type->len; | |
2613 | break; | |
2614 | case 's': | |
2615 | /* char16_t */ | |
2616 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[30]); | |
2617 | di->expansion += ret->u.s_builtin.type->len; | |
2618 | break; | |
2619 | case 'i': | |
2620 | /* char32_t */ | |
2621 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[31]); | |
ba8cb4ba DD |
2622 | di->expansion += ret->u.s_builtin.type->len; |
2623 | break; | |
d2825c1a DD |
2624 | |
2625 | case 'F': | |
2626 | /* Fixed point types. DF<int bits><length><fract bits><sat> */ | |
2627 | ret = d_make_empty (di); | |
2628 | ret->type = DEMANGLE_COMPONENT_FIXED_TYPE; | |
2629 | if ((ret->u.s_fixed.accum = IS_DIGIT (d_peek_char (di)))) | |
2630 | /* For demangling we don't care about the bits. */ | |
2631 | d_number (di); | |
2632 | ret->u.s_fixed.length = cplus_demangle_type (di); | |
cbc43128 DD |
2633 | if (ret->u.s_fixed.length == NULL) |
2634 | return NULL; | |
d2825c1a DD |
2635 | d_number (di); |
2636 | peek = d_next_char (di); | |
2637 | ret->u.s_fixed.sat = (peek == 's'); | |
2638 | break; | |
60cf58f5 | 2639 | |
cbc43128 DD |
2640 | case 'v': |
2641 | ret = d_vector_type (di); | |
eb7b5ddb | 2642 | can_subst = 1; |
cbc43128 DD |
2643 | break; |
2644 | ||
cf383746 DD |
2645 | case 'n': |
2646 | /* decltype(nullptr) */ | |
2647 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[32]); | |
2648 | di->expansion += ret->u.s_builtin.type->len; | |
2649 | break; | |
2650 | ||
60cf58f5 DD |
2651 | default: |
2652 | return NULL; | |
ba8cb4ba DD |
2653 | } |
2654 | break; | |
2655 | ||
d00edca5 DD |
2656 | default: |
2657 | return NULL; | |
eb383413 L |
2658 | } |
2659 | ||
d00edca5 DD |
2660 | if (can_subst) |
2661 | { | |
2662 | if (! d_add_substitution (di, ret)) | |
2663 | return NULL; | |
2664 | } | |
eb383413 | 2665 | |
d00edca5 DD |
2666 | return ret; |
2667 | } | |
eb383413 | 2668 | |
e9a38816 | 2669 | /* <CV-qualifiers> ::= [r] [V] [K] [Dx] */ |
eb383413 | 2670 | |
59727473 | 2671 | static struct demangle_component ** |
9334f9c6 DD |
2672 | d_cv_qualifiers (struct d_info *di, |
2673 | struct demangle_component **pret, int member_fn) | |
eb383413 | 2674 | { |
f9fb0b2d | 2675 | struct demangle_component **pstart; |
eb383413 L |
2676 | char peek; |
2677 | ||
f9fb0b2d | 2678 | pstart = pret; |
d00edca5 | 2679 | peek = d_peek_char (di); |
a4ddf8dc | 2680 | while (next_is_type_qual (di)) |
eb383413 | 2681 | { |
59727473 | 2682 | enum demangle_component_type t; |
a4ddf8dc | 2683 | struct demangle_component *right = NULL; |
59666b35 | 2684 | |
d00edca5 DD |
2685 | d_advance (di, 1); |
2686 | if (peek == 'r') | |
b6fb00c0 | 2687 | { |
59727473 DD |
2688 | t = (member_fn |
2689 | ? DEMANGLE_COMPONENT_RESTRICT_THIS | |
2690 | : DEMANGLE_COMPONENT_RESTRICT); | |
b6fb00c0 DD |
2691 | di->expansion += sizeof "restrict"; |
2692 | } | |
d00edca5 | 2693 | else if (peek == 'V') |
b6fb00c0 | 2694 | { |
59727473 DD |
2695 | t = (member_fn |
2696 | ? DEMANGLE_COMPONENT_VOLATILE_THIS | |
2697 | : DEMANGLE_COMPONENT_VOLATILE); | |
b6fb00c0 DD |
2698 | di->expansion += sizeof "volatile"; |
2699 | } | |
e9a38816 | 2700 | else if (peek == 'K') |
b6fb00c0 | 2701 | { |
59727473 DD |
2702 | t = (member_fn |
2703 | ? DEMANGLE_COMPONENT_CONST_THIS | |
2704 | : DEMANGLE_COMPONENT_CONST); | |
b6fb00c0 DD |
2705 | di->expansion += sizeof "const"; |
2706 | } | |
e9a38816 JM |
2707 | else |
2708 | { | |
a4ddf8dc JM |
2709 | peek = d_next_char (di); |
2710 | if (peek == 'x') | |
2711 | { | |
2712 | t = DEMANGLE_COMPONENT_TRANSACTION_SAFE; | |
2713 | di->expansion += sizeof "transaction_safe"; | |
2714 | } | |
2715 | else if (peek == 'o' | |
2716 | || peek == 'O') | |
2717 | { | |
2718 | t = DEMANGLE_COMPONENT_NOEXCEPT; | |
2719 | di->expansion += sizeof "noexcept"; | |
2720 | if (peek == 'O') | |
2721 | { | |
2722 | right = d_expression (di); | |
2723 | if (right == NULL) | |
2724 | return NULL; | |
2725 | if (! d_check_char (di, 'E')) | |
2726 | return NULL; | |
2727 | } | |
2728 | } | |
2729 | else if (peek == 'w') | |
2730 | { | |
2731 | t = DEMANGLE_COMPONENT_THROW_SPEC; | |
2732 | di->expansion += sizeof "throw"; | |
2733 | right = d_parmlist (di); | |
2734 | if (right == NULL) | |
2735 | return NULL; | |
2736 | if (! d_check_char (di, 'E')) | |
2737 | return NULL; | |
2738 | } | |
2739 | else | |
2740 | return NULL; | |
e9a38816 | 2741 | } |
eb383413 | 2742 | |
a4ddf8dc | 2743 | *pret = d_make_comp (di, t, NULL, right); |
d00edca5 DD |
2744 | if (*pret == NULL) |
2745 | return NULL; | |
2746 | pret = &d_left (*pret); | |
eb383413 | 2747 | |
d00edca5 DD |
2748 | peek = d_peek_char (di); |
2749 | } | |
eb383413 | 2750 | |
f9fb0b2d DD |
2751 | if (!member_fn && peek == 'F') |
2752 | { | |
2753 | while (pstart != pret) | |
2754 | { | |
2755 | switch ((*pstart)->type) | |
2756 | { | |
2757 | case DEMANGLE_COMPONENT_RESTRICT: | |
2758 | (*pstart)->type = DEMANGLE_COMPONENT_RESTRICT_THIS; | |
2759 | break; | |
2760 | case DEMANGLE_COMPONENT_VOLATILE: | |
2761 | (*pstart)->type = DEMANGLE_COMPONENT_VOLATILE_THIS; | |
2762 | break; | |
2763 | case DEMANGLE_COMPONENT_CONST: | |
2764 | (*pstart)->type = DEMANGLE_COMPONENT_CONST_THIS; | |
2765 | break; | |
2766 | default: | |
2767 | break; | |
2768 | } | |
2769 | pstart = &d_left (*pstart); | |
2770 | } | |
2771 | } | |
2772 | ||
d00edca5 DD |
2773 | return pret; |
2774 | } | |
eb383413 | 2775 | |
3a4d2339 DD |
2776 | /* <ref-qualifier> ::= R |
2777 | ::= O */ | |
2778 | ||
2779 | static struct demangle_component * | |
2780 | d_ref_qualifier (struct d_info *di, struct demangle_component *sub) | |
2781 | { | |
2782 | struct demangle_component *ret = sub; | |
2783 | char peek; | |
2784 | ||
2785 | peek = d_peek_char (di); | |
2786 | if (peek == 'R' || peek == 'O') | |
2787 | { | |
2788 | enum demangle_component_type t; | |
2789 | if (peek == 'R') | |
2790 | { | |
2791 | t = DEMANGLE_COMPONENT_REFERENCE_THIS; | |
2792 | di->expansion += sizeof "&"; | |
2793 | } | |
2794 | else | |
2795 | { | |
2796 | t = DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS; | |
2797 | di->expansion += sizeof "&&"; | |
2798 | } | |
2799 | d_advance (di, 1); | |
2800 | ||
2801 | ret = d_make_comp (di, t, ret, NULL); | |
2802 | } | |
2803 | ||
2804 | return ret; | |
2805 | } | |
2806 | ||
e9a38816 | 2807 | /* <function-type> ::= F [Y] <bare-function-type> [<ref-qualifier>] [T] E */ |
eb383413 | 2808 | |
59727473 | 2809 | static struct demangle_component * |
9334f9c6 | 2810 | d_function_type (struct d_info *di) |
eb383413 | 2811 | { |
59727473 | 2812 | struct demangle_component *ret; |
eb383413 | 2813 | |
6ef6358e | 2814 | if (! d_check_char (di, 'F')) |
d00edca5 DD |
2815 | return NULL; |
2816 | if (d_peek_char (di) == 'Y') | |
2817 | { | |
2818 | /* Function has C linkage. We don't print this information. | |
2819 | FIXME: We should print it in verbose mode. */ | |
2820 | d_advance (di, 1); | |
2821 | } | |
2822 | ret = d_bare_function_type (di, 1); | |
3a4d2339 DD |
2823 | ret = d_ref_qualifier (di, ret); |
2824 | ||
6ef6358e | 2825 | if (! d_check_char (di, 'E')) |
d00edca5 DD |
2826 | return NULL; |
2827 | return ret; | |
2828 | } | |
74bcd529 | 2829 | |
664aa91f | 2830 | /* <type>+ */ |
eb383413 | 2831 | |
59727473 | 2832 | static struct demangle_component * |
664aa91f | 2833 | d_parmlist (struct d_info *di) |
d00edca5 | 2834 | { |
59727473 DD |
2835 | struct demangle_component *tl; |
2836 | struct demangle_component **ptl; | |
7887b2ce | 2837 | |
d00edca5 DD |
2838 | tl = NULL; |
2839 | ptl = &tl; | |
eb383413 L |
2840 | while (1) |
2841 | { | |
59727473 | 2842 | struct demangle_component *type; |
eb383413 | 2843 | |
664aa91f | 2844 | char peek = d_peek_char (di); |
7955ede5 | 2845 | if (peek == '\0' || peek == 'E' || peek == '.') |
d00edca5 | 2846 | break; |
3a4d2339 DD |
2847 | if ((peek == 'R' || peek == 'O') |
2848 | && d_peek_next_char (di) == 'E') | |
2849 | /* Function ref-qualifier, not a ref prefix for a parameter type. */ | |
2850 | break; | |
59727473 | 2851 | type = cplus_demangle_type (di); |
d00edca5 DD |
2852 | if (type == NULL) |
2853 | return NULL; | |
664aa91f DD |
2854 | *ptl = d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, type, NULL); |
2855 | if (*ptl == NULL) | |
2856 | return NULL; | |
2857 | ptl = &d_right (*ptl); | |
eb383413 | 2858 | } |
eb383413 | 2859 | |
d00edca5 DD |
2860 | /* There should be at least one parameter type besides the optional |
2861 | return type. A function which takes no arguments will have a | |
2862 | single parameter type void. */ | |
2863 | if (tl == NULL) | |
2864 | return NULL; | |
eb383413 | 2865 | |
d00edca5 DD |
2866 | /* If we have a single parameter type void, omit it. */ |
2867 | if (d_right (tl) == NULL | |
59727473 | 2868 | && d_left (tl)->type == DEMANGLE_COMPONENT_BUILTIN_TYPE |
d00edca5 | 2869 | && d_left (tl)->u.s_builtin.type->print == D_PRINT_VOID) |
b6fb00c0 DD |
2870 | { |
2871 | di->expansion -= d_left (tl)->u.s_builtin.type->len; | |
664aa91f | 2872 | d_left (tl) = NULL; |
b6fb00c0 | 2873 | } |
eb383413 | 2874 | |
664aa91f DD |
2875 | return tl; |
2876 | } | |
2877 | ||
2878 | /* <bare-function-type> ::= [J]<type>+ */ | |
2879 | ||
2880 | static struct demangle_component * | |
2881 | d_bare_function_type (struct d_info *di, int has_return_type) | |
2882 | { | |
2883 | struct demangle_component *return_type; | |
2884 | struct demangle_component *tl; | |
2885 | char peek; | |
2886 | ||
2887 | /* Detect special qualifier indicating that the first argument | |
2888 | is the return type. */ | |
2889 | peek = d_peek_char (di); | |
2890 | if (peek == 'J') | |
2891 | { | |
2892 | d_advance (di, 1); | |
2893 | has_return_type = 1; | |
2894 | } | |
2895 | ||
2896 | if (has_return_type) | |
2897 | { | |
2898 | return_type = cplus_demangle_type (di); | |
2899 | if (return_type == NULL) | |
2900 | return NULL; | |
2901 | } | |
2902 | else | |
2903 | return_type = NULL; | |
2904 | ||
2905 | tl = d_parmlist (di); | |
2906 | if (tl == NULL) | |
2907 | return NULL; | |
2908 | ||
2909 | return d_make_comp (di, DEMANGLE_COMPONENT_FUNCTION_TYPE, | |
2910 | return_type, tl); | |
d00edca5 | 2911 | } |
eb383413 | 2912 | |
d00edca5 | 2913 | /* <class-enum-type> ::= <name> */ |
eb383413 | 2914 | |
59727473 | 2915 | static struct demangle_component * |
9334f9c6 | 2916 | d_class_enum_type (struct d_info *di) |
d00edca5 DD |
2917 | { |
2918 | return d_name (di); | |
2919 | } | |
74bcd529 | 2920 | |
d00edca5 DD |
2921 | /* <array-type> ::= A <(positive dimension) number> _ <(element) type> |
2922 | ::= A [<(dimension) expression>] _ <(element) type> | |
2923 | */ | |
74bcd529 | 2924 | |
59727473 | 2925 | static struct demangle_component * |
9334f9c6 | 2926 | d_array_type (struct d_info *di) |
d00edca5 DD |
2927 | { |
2928 | char peek; | |
59727473 | 2929 | struct demangle_component *dim; |
74bcd529 | 2930 | |
6ef6358e | 2931 | if (! d_check_char (di, 'A')) |
d00edca5 DD |
2932 | return NULL; |
2933 | ||
2934 | peek = d_peek_char (di); | |
2935 | if (peek == '_') | |
2936 | dim = NULL; | |
2937 | else if (IS_DIGIT (peek)) | |
74bcd529 | 2938 | { |
d00edca5 | 2939 | const char *s; |
74bcd529 | 2940 | |
d00edca5 DD |
2941 | s = d_str (di); |
2942 | do | |
2943 | { | |
2944 | d_advance (di, 1); | |
2945 | peek = d_peek_char (di); | |
2946 | } | |
2947 | while (IS_DIGIT (peek)); | |
2948 | dim = d_make_name (di, s, d_str (di) - s); | |
331c3da2 DD |
2949 | if (dim == NULL) |
2950 | return NULL; | |
74bcd529 | 2951 | } |
eb383413 | 2952 | else |
d00edca5 DD |
2953 | { |
2954 | dim = d_expression (di); | |
2955 | if (dim == NULL) | |
2956 | return NULL; | |
2957 | } | |
eb383413 | 2958 | |
6ef6358e | 2959 | if (! d_check_char (di, '_')) |
d00edca5 | 2960 | return NULL; |
eb383413 | 2961 | |
59727473 DD |
2962 | return d_make_comp (di, DEMANGLE_COMPONENT_ARRAY_TYPE, dim, |
2963 | cplus_demangle_type (di)); | |
d00edca5 | 2964 | } |
eb383413 | 2965 | |
cbc43128 DD |
2966 | /* <vector-type> ::= Dv <number> _ <type> |
2967 | ::= Dv _ <expression> _ <type> */ | |
2968 | ||
2969 | static struct demangle_component * | |
2970 | d_vector_type (struct d_info *di) | |
2971 | { | |
2972 | char peek; | |
2973 | struct demangle_component *dim; | |
2974 | ||
2975 | peek = d_peek_char (di); | |
2976 | if (peek == '_') | |
2977 | { | |
2978 | d_advance (di, 1); | |
2979 | dim = d_expression (di); | |
2980 | } | |
2981 | else | |
2982 | dim = d_number_component (di); | |
2983 | ||
2984 | if (dim == NULL) | |
2985 | return NULL; | |
2986 | ||
2987 | if (! d_check_char (di, '_')) | |
2988 | return NULL; | |
2989 | ||
2990 | return d_make_comp (di, DEMANGLE_COMPONENT_VECTOR_TYPE, dim, | |
2991 | cplus_demangle_type (di)); | |
2992 | } | |
2993 | ||
d00edca5 | 2994 | /* <pointer-to-member-type> ::= M <(class) type> <(member) type> */ |
eb383413 | 2995 | |
59727473 | 2996 | static struct demangle_component * |
9334f9c6 | 2997 | d_pointer_to_member_type (struct d_info *di) |
eb383413 | 2998 | { |
59727473 DD |
2999 | struct demangle_component *cl; |
3000 | struct demangle_component *mem; | |
eb383413 | 3001 | |
6ef6358e | 3002 | if (! d_check_char (di, 'M')) |
d00edca5 | 3003 | return NULL; |
eb383413 | 3004 | |
59727473 | 3005 | cl = cplus_demangle_type (di); |
dcd7e9d6 | 3006 | if (cl == NULL) |
8d301070 | 3007 | return NULL; |
eb383413 | 3008 | |
dcd7e9d6 DD |
3009 | /* The ABI says, "The type of a non-static member function is considered |
3010 | to be different, for the purposes of substitution, from the type of a | |
3011 | namespace-scope or static member function whose type appears | |
3012 | similar. The types of two non-static member functions are considered | |
3013 | to be different, for the purposes of substitution, if the functions | |
3014 | are members of different classes. In other words, for the purposes of | |
3015 | substitution, the class of which the function is a member is | |
3016 | considered part of the type of function." | |
3017 | ||
3018 | For a pointer to member function, this call to cplus_demangle_type | |
3019 | will end up adding a (possibly qualified) non-member function type to | |
3020 | the substitution table, which is not correct; however, the member | |
3021 | function type will never be used in a substitution, so putting the | |
3022 | wrong type in the substitution table is harmless. */ | |
3023 | ||
3024 | mem = cplus_demangle_type (di); | |
3025 | if (mem == NULL) | |
3026 | return NULL; | |
cb6c09ac | 3027 | |
59727473 | 3028 | return d_make_comp (di, DEMANGLE_COMPONENT_PTRMEM_TYPE, cl, mem); |
eb383413 L |
3029 | } |
3030 | ||
664aa91f DD |
3031 | /* <non-negative number> _ */ |
3032 | ||
fa3fcee7 | 3033 | static int |
664aa91f DD |
3034 | d_compact_number (struct d_info *di) |
3035 | { | |
fa3fcee7 | 3036 | int num; |
664aa91f DD |
3037 | if (d_peek_char (di) == '_') |
3038 | num = 0; | |
3039 | else if (d_peek_char (di) == 'n') | |
3040 | return -1; | |
3041 | else | |
3042 | num = d_number (di) + 1; | |
3043 | ||
fa3fcee7 | 3044 | if (num < 0 || ! d_check_char (di, '_')) |
664aa91f DD |
3045 | return -1; |
3046 | return num; | |
3047 | } | |
3048 | ||
d00edca5 DD |
3049 | /* <template-param> ::= T_ |
3050 | ::= T <(parameter-2 non-negative) number> _ | |
3051 | */ | |
eb383413 | 3052 | |
59727473 | 3053 | static struct demangle_component * |
9334f9c6 | 3054 | d_template_param (struct d_info *di) |
eb383413 | 3055 | { |
fa3fcee7 | 3056 | int param; |
eb383413 | 3057 | |
6ef6358e | 3058 | if (! d_check_char (di, 'T')) |
d00edca5 | 3059 | return NULL; |
eb383413 | 3060 | |
664aa91f DD |
3061 | param = d_compact_number (di); |
3062 | if (param < 0) | |
d00edca5 | 3063 | return NULL; |
eb383413 | 3064 | |
b6fb00c0 DD |
3065 | ++di->did_subs; |
3066 | ||
d00edca5 | 3067 | return d_make_template_param (di, param); |
eb383413 L |
3068 | } |
3069 | ||
d00edca5 DD |
3070 | /* <template-args> ::= I <template-arg>+ E */ |
3071 | ||
59727473 | 3072 | static struct demangle_component * |
9334f9c6 | 3073 | d_template_args (struct d_info *di) |
fa3fcee7 NC |
3074 | { |
3075 | if (d_peek_char (di) != 'I' | |
3076 | && d_peek_char (di) != 'J') | |
3077 | return NULL; | |
3078 | d_advance (di, 1); | |
3079 | ||
3080 | return d_template_args_1 (di); | |
3081 | } | |
3082 | ||
3083 | /* <template-arg>* E */ | |
3084 | ||
3085 | static struct demangle_component * | |
3086 | d_template_args_1 (struct d_info *di) | |
eb383413 | 3087 | { |
59727473 DD |
3088 | struct demangle_component *hold_last_name; |
3089 | struct demangle_component *al; | |
3090 | struct demangle_component **pal; | |
eb383413 | 3091 | |
d00edca5 DD |
3092 | /* Preserve the last name we saw--don't let the template arguments |
3093 | clobber it, as that would give us the wrong name for a subsequent | |
3094 | constructor or destructor. */ | |
3095 | hold_last_name = di->last_name; | |
eb383413 | 3096 | |
1c08f2c8 DD |
3097 | if (d_peek_char (di) == 'E') |
3098 | { | |
3099 | /* An argument pack can be empty. */ | |
3100 | d_advance (di, 1); | |
3101 | return d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE_ARGLIST, NULL, NULL); | |
3102 | } | |
3103 | ||
d00edca5 DD |
3104 | al = NULL; |
3105 | pal = &al; | |
eb383413 L |
3106 | while (1) |
3107 | { | |
59727473 | 3108 | struct demangle_component *a; |
d00edca5 DD |
3109 | |
3110 | a = d_template_arg (di); | |
3111 | if (a == NULL) | |
3112 | return NULL; | |
3113 | ||
59727473 | 3114 | *pal = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE_ARGLIST, a, NULL); |
331c3da2 DD |
3115 | if (*pal == NULL) |
3116 | return NULL; | |
d00edca5 DD |
3117 | pal = &d_right (*pal); |
3118 | ||
3119 | if (d_peek_char (di) == 'E') | |
03d5f569 | 3120 | { |
d00edca5 DD |
3121 | d_advance (di, 1); |
3122 | break; | |
03d5f569 | 3123 | } |
eb383413 L |
3124 | } |
3125 | ||
d00edca5 DD |
3126 | di->last_name = hold_last_name; |
3127 | ||
3128 | return al; | |
eb383413 L |
3129 | } |
3130 | ||
d00edca5 DD |
3131 | /* <template-arg> ::= <type> |
3132 | ::= X <expression> E | |
3133 | ::= <expr-primary> | |
3134 | */ | |
eb383413 | 3135 | |
59727473 | 3136 | static struct demangle_component * |
9334f9c6 | 3137 | d_template_arg (struct d_info *di) |
eb383413 | 3138 | { |
59727473 | 3139 | struct demangle_component *ret; |
03d5f569 | 3140 | |
d00edca5 | 3141 | switch (d_peek_char (di)) |
eb383413 | 3142 | { |
d00edca5 DD |
3143 | case 'X': |
3144 | d_advance (di, 1); | |
3145 | ret = d_expression (di); | |
6ef6358e | 3146 | if (! d_check_char (di, 'E')) |
d00edca5 DD |
3147 | return NULL; |
3148 | return ret; | |
b851d07b | 3149 | |
d00edca5 DD |
3150 | case 'L': |
3151 | return d_expr_primary (di); | |
eb383413 | 3152 | |
1c08f2c8 | 3153 | case 'I': |
eb7b5ddb | 3154 | case 'J': |
1c08f2c8 DD |
3155 | /* An argument pack. */ |
3156 | return d_template_args (di); | |
3157 | ||
d00edca5 | 3158 | default: |
59727473 | 3159 | return cplus_demangle_type (di); |
74bcd529 | 3160 | } |
eb383413 L |
3161 | } |
3162 | ||
eb7b5ddb DD |
3163 | /* Parse a sequence of expressions until we hit the terminator |
3164 | character. */ | |
ba8cb4ba DD |
3165 | |
3166 | static struct demangle_component * | |
eb7b5ddb | 3167 | d_exprlist (struct d_info *di, char terminator) |
ba8cb4ba DD |
3168 | { |
3169 | struct demangle_component *list = NULL; | |
3170 | struct demangle_component **p = &list; | |
3171 | ||
eb7b5ddb | 3172 | if (d_peek_char (di) == terminator) |
1c08f2c8 DD |
3173 | { |
3174 | d_advance (di, 1); | |
3175 | return d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, NULL, NULL); | |
3176 | } | |
3177 | ||
ba8cb4ba DD |
3178 | while (1) |
3179 | { | |
3180 | struct demangle_component *arg = d_expression (di); | |
3181 | if (arg == NULL) | |
3182 | return NULL; | |
3183 | ||
3184 | *p = d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, arg, NULL); | |
3185 | if (*p == NULL) | |
3186 | return NULL; | |
3187 | p = &d_right (*p); | |
3188 | ||
eb7b5ddb | 3189 | if (d_peek_char (di) == terminator) |
ba8cb4ba DD |
3190 | { |
3191 | d_advance (di, 1); | |
3192 | break; | |
3193 | } | |
3194 | } | |
3195 | ||
3196 | return list; | |
3197 | } | |
3198 | ||
7c328963 DD |
3199 | /* Returns nonzero iff OP is an operator for a C++ cast: const_cast, |
3200 | dynamic_cast, static_cast or reinterpret_cast. */ | |
3201 | ||
3202 | static int | |
3203 | op_is_new_cast (struct demangle_component *op) | |
3204 | { | |
3205 | const char *code = op->u.s_operator.op->code; | |
3206 | return (code[1] == 'c' | |
3207 | && (code[0] == 's' || code[0] == 'd' | |
3208 | || code[0] == 'c' || code[0] == 'r')); | |
3209 | } | |
3210 | ||
d00edca5 DD |
3211 | /* <expression> ::= <(unary) operator-name> <expression> |
3212 | ::= <(binary) operator-name> <expression> <expression> | |
3213 | ::= <(trinary) operator-name> <expression> <expression> <expression> | |
ba8cb4ba | 3214 | ::= cl <expression>+ E |
d00edca5 DD |
3215 | ::= st <type> |
3216 | ::= <template-param> | |
3217 | ::= sr <type> <unqualified-name> | |
3218 | ::= sr <type> <unqualified-name> <template-args> | |
3219 | ::= <expr-primary> | |
3220 | */ | |
3221 | ||
492e19d0 | 3222 | static inline struct demangle_component * |
3223 | d_expression_1 (struct d_info *di) | |
eb383413 | 3224 | { |
d00edca5 | 3225 | char peek; |
eb383413 | 3226 | |
d00edca5 DD |
3227 | peek = d_peek_char (di); |
3228 | if (peek == 'L') | |
3229 | return d_expr_primary (di); | |
3230 | else if (peek == 'T') | |
3231 | return d_template_param (di); | |
3232 | else if (peek == 's' && d_peek_next_char (di) == 'r') | |
eb383413 | 3233 | { |
59727473 DD |
3234 | struct demangle_component *type; |
3235 | struct demangle_component *name; | |
eb383413 | 3236 | |
d00edca5 | 3237 | d_advance (di, 2); |
59727473 | 3238 | type = cplus_demangle_type (di); |
d00edca5 DD |
3239 | name = d_unqualified_name (di); |
3240 | if (d_peek_char (di) != 'I') | |
59727473 | 3241 | return d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, type, name); |
d00edca5 | 3242 | else |
59727473 DD |
3243 | return d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, type, |
3244 | d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, name, | |
d00edca5 | 3245 | d_template_args (di))); |
793011ca | 3246 | } |
e2e1864d DD |
3247 | else if (peek == 's' && d_peek_next_char (di) == 'p') |
3248 | { | |
3249 | d_advance (di, 2); | |
3250 | return d_make_comp (di, DEMANGLE_COMPONENT_PACK_EXPANSION, | |
492e19d0 | 3251 | d_expression_1 (di), NULL); |
e2e1864d | 3252 | } |
c743cf5d | 3253 | else if (peek == 'f' && d_peek_next_char (di) == 'p') |
ba8cb4ba | 3254 | { |
c743cf5d DD |
3255 | /* Function parameter used in a late-specified return type. */ |
3256 | int index; | |
ba8cb4ba | 3257 | d_advance (di, 2); |
f2917a30 DD |
3258 | if (d_peek_char (di) == 'T') |
3259 | { | |
3260 | /* 'this' parameter. */ | |
3261 | d_advance (di, 1); | |
3262 | index = 0; | |
3263 | } | |
3264 | else | |
3265 | { | |
fa3fcee7 NC |
3266 | index = d_compact_number (di); |
3267 | if (index == INT_MAX || index == -1) | |
f2917a30 | 3268 | return NULL; |
fa3fcee7 | 3269 | index++; |
f2917a30 | 3270 | } |
c743cf5d | 3271 | return d_make_function_param (di, index); |
ba8cb4ba | 3272 | } |
cbc43128 DD |
3273 | else if (IS_DIGIT (peek) |
3274 | || (peek == 'o' && d_peek_next_char (di) == 'n')) | |
1c08f2c8 DD |
3275 | { |
3276 | /* We can get an unqualified name as an expression in the case of | |
cbc43128 DD |
3277 | a dependent function call, i.e. decltype(f(t)). */ |
3278 | struct demangle_component *name; | |
3279 | ||
3280 | if (peek == 'o') | |
3281 | /* operator-function-id, i.e. operator+(t). */ | |
3282 | d_advance (di, 2); | |
3283 | ||
3284 | name = d_unqualified_name (di); | |
1c08f2c8 DD |
3285 | if (name == NULL) |
3286 | return NULL; | |
3287 | if (d_peek_char (di) == 'I') | |
3288 | return d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, name, | |
3289 | d_template_args (di)); | |
3290 | else | |
3291 | return name; | |
3292 | } | |
eb7b5ddb DD |
3293 | else if ((peek == 'i' || peek == 't') |
3294 | && d_peek_next_char (di) == 'l') | |
3295 | { | |
3296 | /* Brace-enclosed initializer list, untyped or typed. */ | |
3297 | struct demangle_component *type = NULL; | |
3298 | if (peek == 't') | |
3299 | type = cplus_demangle_type (di); | |
d81bf7dd MM |
3300 | if (!d_peek_next_char (di)) |
3301 | return NULL; | |
eb7b5ddb DD |
3302 | d_advance (di, 2); |
3303 | return d_make_comp (di, DEMANGLE_COMPONENT_INITIALIZER_LIST, | |
3304 | type, d_exprlist (di, 'E')); | |
3305 | } | |
d00edca5 | 3306 | else |
eb383413 | 3307 | { |
59727473 | 3308 | struct demangle_component *op; |
eb7b5ddb | 3309 | const char *code = NULL; |
d00edca5 | 3310 | int args; |
eb383413 | 3311 | |
d00edca5 DD |
3312 | op = d_operator_name (di); |
3313 | if (op == NULL) | |
3314 | return NULL; | |
eb383413 | 3315 | |
59727473 | 3316 | if (op->type == DEMANGLE_COMPONENT_OPERATOR) |
eb7b5ddb DD |
3317 | { |
3318 | code = op->u.s_operator.op->code; | |
3319 | di->expansion += op->u.s_operator.op->len - 2; | |
3320 | if (strcmp (code, "st") == 0) | |
3321 | return d_make_comp (di, DEMANGLE_COMPONENT_UNARY, op, | |
3322 | cplus_demangle_type (di)); | |
3323 | } | |
eb383413 | 3324 | |
d00edca5 DD |
3325 | switch (op->type) |
3326 | { | |
3327 | default: | |
3328 | return NULL; | |
59727473 | 3329 | case DEMANGLE_COMPONENT_OPERATOR: |
d00edca5 DD |
3330 | args = op->u.s_operator.op->args; |
3331 | break; | |
59727473 | 3332 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
d00edca5 DD |
3333 | args = op->u.s_extended_operator.args; |
3334 | break; | |
59727473 | 3335 | case DEMANGLE_COMPONENT_CAST: |
60cf58f5 | 3336 | args = 1; |
d00edca5 DD |
3337 | break; |
3338 | } | |
3339 | ||
3340 | switch (args) | |
3341 | { | |
eb7b5ddb DD |
3342 | case 0: |
3343 | return d_make_comp (di, DEMANGLE_COMPONENT_NULLARY, op, NULL); | |
3344 | ||
d00edca5 | 3345 | case 1: |
c743cf5d DD |
3346 | { |
3347 | struct demangle_component *operand; | |
eb7b5ddb DD |
3348 | int suffix = 0; |
3349 | ||
3350 | if (code && (code[0] == 'p' || code[0] == 'm') | |
3351 | && code[1] == code[0]) | |
3352 | /* pp_ and mm_ are the prefix variants. */ | |
3353 | suffix = !d_check_char (di, '_'); | |
3354 | ||
c743cf5d DD |
3355 | if (op->type == DEMANGLE_COMPONENT_CAST |
3356 | && d_check_char (di, '_')) | |
eb7b5ddb | 3357 | operand = d_exprlist (di, 'E'); |
fa3fcee7 NC |
3358 | else if (code && !strcmp (code, "sP")) |
3359 | operand = d_template_args_1 (di); | |
c743cf5d | 3360 | else |
492e19d0 | 3361 | operand = d_expression_1 (di); |
eb7b5ddb DD |
3362 | |
3363 | if (suffix) | |
3364 | /* Indicate the suffix variant for d_print_comp. */ | |
3365 | return d_make_comp (di, DEMANGLE_COMPONENT_UNARY, op, | |
3366 | d_make_comp (di, | |
3367 | DEMANGLE_COMPONENT_BINARY_ARGS, | |
3368 | operand, operand)); | |
3369 | else | |
3370 | return d_make_comp (di, DEMANGLE_COMPONENT_UNARY, op, | |
3371 | operand); | |
c743cf5d | 3372 | } |
d00edca5 DD |
3373 | case 2: |
3374 | { | |
59727473 | 3375 | struct demangle_component *left; |
ba8cb4ba | 3376 | struct demangle_component *right; |
d00edca5 | 3377 | |
d81bf7dd MM |
3378 | if (code == NULL) |
3379 | return NULL; | |
7c328963 DD |
3380 | if (op_is_new_cast (op)) |
3381 | left = cplus_demangle_type (di); | |
fa3fcee7 NC |
3382 | else if (code[0] == 'f') |
3383 | /* fold-expression. */ | |
3384 | left = d_operator_name (di); | |
7c328963 | 3385 | else |
492e19d0 | 3386 | left = d_expression_1 (di); |
cbc43128 | 3387 | if (!strcmp (code, "cl")) |
eb7b5ddb | 3388 | right = d_exprlist (di, 'E'); |
cbc43128 DD |
3389 | else if (!strcmp (code, "dt") || !strcmp (code, "pt")) |
3390 | { | |
3391 | right = d_unqualified_name (di); | |
3392 | if (d_peek_char (di) == 'I') | |
3393 | right = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, | |
3394 | right, d_template_args (di)); | |
3395 | } | |
ba8cb4ba | 3396 | else |
492e19d0 | 3397 | right = d_expression_1 (di); |
ba8cb4ba | 3398 | |
59727473 DD |
3399 | return d_make_comp (di, DEMANGLE_COMPONENT_BINARY, op, |
3400 | d_make_comp (di, | |
3401 | DEMANGLE_COMPONENT_BINARY_ARGS, | |
ba8cb4ba | 3402 | left, right)); |
d00edca5 DD |
3403 | } |
3404 | case 3: | |
3405 | { | |
59727473 DD |
3406 | struct demangle_component *first; |
3407 | struct demangle_component *second; | |
eb7b5ddb | 3408 | struct demangle_component *third; |
d00edca5 | 3409 | |
d81bf7dd MM |
3410 | if (code == NULL) |
3411 | return NULL; | |
3412 | else if (!strcmp (code, "qu")) | |
eb7b5ddb DD |
3413 | { |
3414 | /* ?: expression. */ | |
492e19d0 | 3415 | first = d_expression_1 (di); |
3416 | second = d_expression_1 (di); | |
3417 | third = d_expression_1 (di); | |
ddc5804e MW |
3418 | if (third == NULL) |
3419 | return NULL; | |
eb7b5ddb | 3420 | } |
fa3fcee7 NC |
3421 | else if (code[0] == 'f') |
3422 | { | |
3423 | /* fold-expression. */ | |
3424 | first = d_operator_name (di); | |
3425 | second = d_expression_1 (di); | |
3426 | third = d_expression_1 (di); | |
ddc5804e MW |
3427 | if (third == NULL) |
3428 | return NULL; | |
fa3fcee7 | 3429 | } |
eb7b5ddb DD |
3430 | else if (code[0] == 'n') |
3431 | { | |
3432 | /* new-expression. */ | |
3433 | if (code[1] != 'w' && code[1] != 'a') | |
3434 | return NULL; | |
3435 | first = d_exprlist (di, '_'); | |
3436 | second = cplus_demangle_type (di); | |
3437 | if (d_peek_char (di) == 'E') | |
3438 | { | |
3439 | d_advance (di, 1); | |
3440 | third = NULL; | |
3441 | } | |
3442 | else if (d_peek_char (di) == 'p' | |
3443 | && d_peek_next_char (di) == 'i') | |
3444 | { | |
3445 | /* Parenthesized initializer. */ | |
3446 | d_advance (di, 2); | |
3447 | third = d_exprlist (di, 'E'); | |
3448 | } | |
3449 | else if (d_peek_char (di) == 'i' | |
3450 | && d_peek_next_char (di) == 'l') | |
3451 | /* initializer-list. */ | |
492e19d0 | 3452 | third = d_expression_1 (di); |
eb7b5ddb DD |
3453 | else |
3454 | return NULL; | |
3455 | } | |
3456 | else | |
3457 | return NULL; | |
59727473 DD |
3458 | return d_make_comp (di, DEMANGLE_COMPONENT_TRINARY, op, |
3459 | d_make_comp (di, | |
3460 | DEMANGLE_COMPONENT_TRINARY_ARG1, | |
3461 | first, | |
d00edca5 | 3462 | d_make_comp (di, |
59727473 | 3463 | DEMANGLE_COMPONENT_TRINARY_ARG2, |
eb7b5ddb | 3464 | second, third))); |
d00edca5 DD |
3465 | } |
3466 | default: | |
3467 | return NULL; | |
3468 | } | |
eb383413 L |
3469 | } |
3470 | } | |
3471 | ||
492e19d0 | 3472 | static struct demangle_component * |
3473 | d_expression (struct d_info *di) | |
3474 | { | |
3475 | struct demangle_component *ret; | |
3476 | int was_expression = di->is_expression; | |
3477 | ||
3478 | di->is_expression = 1; | |
3479 | ret = d_expression_1 (di); | |
3480 | di->is_expression = was_expression; | |
3481 | return ret; | |
3482 | } | |
3483 | ||
d00edca5 DD |
3484 | /* <expr-primary> ::= L <type> <(value) number> E |
3485 | ::= L <type> <(value) float> E | |
3486 | ::= L <mangled-name> E | |
3487 | */ | |
74bcd529 | 3488 | |
59727473 | 3489 | static struct demangle_component * |
9334f9c6 | 3490 | d_expr_primary (struct d_info *di) |
74bcd529 | 3491 | { |
59727473 | 3492 | struct demangle_component *ret; |
74bcd529 | 3493 | |
6ef6358e | 3494 | if (! d_check_char (di, 'L')) |
d00edca5 | 3495 | return NULL; |
c743cf5d DD |
3496 | if (d_peek_char (di) == '_' |
3497 | /* Workaround for G++ bug; see comment in write_template_arg. */ | |
3498 | || d_peek_char (di) == 'Z') | |
59727473 | 3499 | ret = cplus_demangle_mangled_name (di, 0); |
d00edca5 | 3500 | else |
74bcd529 | 3501 | { |
59727473 DD |
3502 | struct demangle_component *type; |
3503 | enum demangle_component_type t; | |
d00edca5 DD |
3504 | const char *s; |
3505 | ||
59727473 | 3506 | type = cplus_demangle_type (di); |
a21da8bf DD |
3507 | if (type == NULL) |
3508 | return NULL; | |
d00edca5 | 3509 | |
b6fb00c0 DD |
3510 | /* If we have a type we know how to print, we aren't going to |
3511 | print the type name itself. */ | |
59727473 | 3512 | if (type->type == DEMANGLE_COMPONENT_BUILTIN_TYPE |
b6fb00c0 DD |
3513 | && type->u.s_builtin.type->print != D_PRINT_DEFAULT) |
3514 | di->expansion -= type->u.s_builtin.type->len; | |
3515 | ||
d00edca5 DD |
3516 | /* Rather than try to interpret the literal value, we just |
3517 | collect it as a string. Note that it's possible to have a | |
3518 | floating point literal here. The ABI specifies that the | |
3519 | format of such literals is machine independent. That's fine, | |
3520 | but what's not fine is that versions of g++ up to 3.2 with | |
3521 | -fabi-version=1 used upper case letters in the hex constant, | |
3522 | and dumped out gcc's internal representation. That makes it | |
3523 | hard to tell where the constant ends, and hard to dump the | |
3524 | constant in any readable form anyhow. We don't attempt to | |
3525 | handle these cases. */ | |
3526 | ||
59727473 | 3527 | t = DEMANGLE_COMPONENT_LITERAL; |
97ceaf5b DD |
3528 | if (d_peek_char (di) == 'n') |
3529 | { | |
59727473 | 3530 | t = DEMANGLE_COMPONENT_LITERAL_NEG; |
97ceaf5b DD |
3531 | d_advance (di, 1); |
3532 | } | |
d00edca5 DD |
3533 | s = d_str (di); |
3534 | while (d_peek_char (di) != 'E') | |
6ba85b8c DD |
3535 | { |
3536 | if (d_peek_char (di) == '\0') | |
3537 | return NULL; | |
3538 | d_advance (di, 1); | |
3539 | } | |
97ceaf5b | 3540 | ret = d_make_comp (di, t, type, d_make_name (di, s, d_str (di) - s)); |
d00edca5 | 3541 | } |
6ef6358e | 3542 | if (! d_check_char (di, 'E')) |
d00edca5 DD |
3543 | return NULL; |
3544 | return ret; | |
74bcd529 DD |
3545 | } |
3546 | ||
d00edca5 DD |
3547 | /* <local-name> ::= Z <(function) encoding> E <(entity) name> [<discriminator>] |
3548 | ::= Z <(function) encoding> E s [<discriminator>] | |
a9c3ecea | 3549 | ::= Z <(function) encoding> E d [<parameter> number>] _ <entity name> |
d00edca5 | 3550 | */ |
74bcd529 | 3551 | |
59727473 | 3552 | static struct demangle_component * |
9334f9c6 | 3553 | d_local_name (struct d_info *di) |
74bcd529 | 3554 | { |
59727473 | 3555 | struct demangle_component *function; |
74bcd529 | 3556 | |
6ef6358e | 3557 | if (! d_check_char (di, 'Z')) |
d00edca5 | 3558 | return NULL; |
74bcd529 | 3559 | |
6d95373e | 3560 | function = d_encoding (di, 0); |
74bcd529 | 3561 | |
6ef6358e | 3562 | if (! d_check_char (di, 'E')) |
d00edca5 | 3563 | return NULL; |
74bcd529 | 3564 | |
d00edca5 | 3565 | if (d_peek_char (di) == 's') |
74bcd529 | 3566 | { |
d00edca5 DD |
3567 | d_advance (di, 1); |
3568 | if (! d_discriminator (di)) | |
3569 | return NULL; | |
59727473 | 3570 | return d_make_comp (di, DEMANGLE_COMPONENT_LOCAL_NAME, function, |
d00edca5 DD |
3571 | d_make_name (di, "string literal", |
3572 | sizeof "string literal" - 1)); | |
74bcd529 | 3573 | } |
d00edca5 | 3574 | else |
74bcd529 | 3575 | { |
59727473 | 3576 | struct demangle_component *name; |
664aa91f DD |
3577 | int num = -1; |
3578 | ||
3579 | if (d_peek_char (di) == 'd') | |
3580 | { | |
3581 | /* Default argument scope: d <number> _. */ | |
3582 | d_advance (di, 1); | |
3583 | num = d_compact_number (di); | |
3584 | if (num < 0) | |
3585 | return NULL; | |
3586 | } | |
74bcd529 | 3587 | |
d00edca5 | 3588 | name = d_name (di); |
664aa91f DD |
3589 | if (name) |
3590 | switch (name->type) | |
3591 | { | |
3592 | /* Lambdas and unnamed types have internal discriminators. */ | |
3593 | case DEMANGLE_COMPONENT_LAMBDA: | |
3594 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: | |
3595 | break; | |
3596 | default: | |
3597 | if (! d_discriminator (di)) | |
3598 | return NULL; | |
3599 | } | |
3600 | if (num >= 0) | |
3601 | name = d_make_default_arg (di, num, name); | |
59727473 | 3602 | return d_make_comp (di, DEMANGLE_COMPONENT_LOCAL_NAME, function, name); |
74bcd529 | 3603 | } |
74bcd529 DD |
3604 | } |
3605 | ||
d00edca5 | 3606 | /* <discriminator> ::= _ <(non-negative) number> |
eb383413 | 3607 | |
d00edca5 DD |
3608 | We demangle the discriminator, but we don't print it out. FIXME: |
3609 | We should print it out in verbose mode. */ | |
74bcd529 | 3610 | |
d00edca5 | 3611 | static int |
9334f9c6 | 3612 | d_discriminator (struct d_info *di) |
d00edca5 | 3613 | { |
fa3fcee7 | 3614 | int discrim; |
74bcd529 | 3615 | |
d00edca5 DD |
3616 | if (d_peek_char (di) != '_') |
3617 | return 1; | |
3618 | d_advance (di, 1); | |
3619 | discrim = d_number (di); | |
3620 | if (discrim < 0) | |
3621 | return 0; | |
3622 | return 1; | |
3623 | } | |
eb383413 | 3624 | |
664aa91f DD |
3625 | /* <closure-type-name> ::= Ul <lambda-sig> E [ <nonnegative number> ] _ */ |
3626 | ||
3627 | static struct demangle_component * | |
3628 | d_lambda (struct d_info *di) | |
3629 | { | |
3630 | struct demangle_component *tl; | |
3631 | struct demangle_component *ret; | |
3632 | int num; | |
3633 | ||
3634 | if (! d_check_char (di, 'U')) | |
3635 | return NULL; | |
3636 | if (! d_check_char (di, 'l')) | |
3637 | return NULL; | |
3638 | ||
3639 | tl = d_parmlist (di); | |
3640 | if (tl == NULL) | |
3641 | return NULL; | |
3642 | ||
3643 | if (! d_check_char (di, 'E')) | |
3644 | return NULL; | |
3645 | ||
3646 | num = d_compact_number (di); | |
3647 | if (num < 0) | |
3648 | return NULL; | |
3649 | ||
3650 | ret = d_make_empty (di); | |
3651 | if (ret) | |
3652 | { | |
3653 | ret->type = DEMANGLE_COMPONENT_LAMBDA; | |
3654 | ret->u.s_unary_num.sub = tl; | |
3655 | ret->u.s_unary_num.num = num; | |
3656 | } | |
3657 | ||
3658 | if (! d_add_substitution (di, ret)) | |
3659 | return NULL; | |
3660 | ||
3661 | return ret; | |
3662 | } | |
3663 | ||
3664 | /* <unnamed-type-name> ::= Ut [ <nonnegative number> ] _ */ | |
3665 | ||
3666 | static struct demangle_component * | |
3667 | d_unnamed_type (struct d_info *di) | |
3668 | { | |
3669 | struct demangle_component *ret; | |
fa3fcee7 | 3670 | int num; |
664aa91f DD |
3671 | |
3672 | if (! d_check_char (di, 'U')) | |
3673 | return NULL; | |
3674 | if (! d_check_char (di, 't')) | |
3675 | return NULL; | |
3676 | ||
3677 | num = d_compact_number (di); | |
3678 | if (num < 0) | |
3679 | return NULL; | |
3680 | ||
3681 | ret = d_make_empty (di); | |
3682 | if (ret) | |
3683 | { | |
3684 | ret->type = DEMANGLE_COMPONENT_UNNAMED_TYPE; | |
3685 | ret->u.s_number.number = num; | |
3686 | } | |
3687 | ||
3688 | if (! d_add_substitution (di, ret)) | |
3689 | return NULL; | |
3690 | ||
3691 | return ret; | |
3692 | } | |
3693 | ||
7955ede5 DD |
3694 | /* <clone-suffix> ::= [ . <clone-type-identifier> ] [ . <nonnegative number> ]* |
3695 | */ | |
3696 | ||
3697 | static struct demangle_component * | |
3698 | d_clone_suffix (struct d_info *di, struct demangle_component *encoding) | |
3699 | { | |
3700 | const char *suffix = d_str (di); | |
3701 | const char *pend = suffix; | |
3702 | struct demangle_component *n; | |
3703 | ||
3704 | if (*pend == '.' && (IS_LOWER (pend[1]) || pend[1] == '_')) | |
3705 | { | |
3706 | pend += 2; | |
3707 | while (IS_LOWER (*pend) || *pend == '_') | |
3708 | ++pend; | |
3709 | } | |
3710 | while (*pend == '.' && IS_DIGIT (pend[1])) | |
3711 | { | |
3712 | pend += 2; | |
3713 | while (IS_DIGIT (*pend)) | |
3714 | ++pend; | |
3715 | } | |
3716 | d_advance (di, pend - suffix); | |
3717 | n = d_make_name (di, suffix, pend - suffix); | |
3718 | return d_make_comp (di, DEMANGLE_COMPONENT_CLONE, encoding, n); | |
3719 | } | |
3720 | ||
d00edca5 | 3721 | /* Add a new substitution. */ |
eb383413 | 3722 | |
d00edca5 | 3723 | static int |
9334f9c6 | 3724 | d_add_substitution (struct d_info *di, struct demangle_component *dc) |
eb383413 | 3725 | { |
331c3da2 DD |
3726 | if (dc == NULL) |
3727 | return 0; | |
d00edca5 DD |
3728 | if (di->next_sub >= di->num_subs) |
3729 | return 0; | |
3730 | di->subs[di->next_sub] = dc; | |
3731 | ++di->next_sub; | |
3732 | return 1; | |
3733 | } | |
3734 | ||
3735 | /* <substitution> ::= S <seq-id> _ | |
3736 | ::= S_ | |
3737 | ::= St | |
3738 | ::= Sa | |
3739 | ::= Sb | |
3740 | ::= Ss | |
3741 | ::= Si | |
3742 | ::= So | |
3743 | ::= Sd | |
97ceaf5b DD |
3744 | |
3745 | If PREFIX is non-zero, then this type is being used as a prefix in | |
3746 | a qualified name. In this case, for the standard substitutions, we | |
3747 | need to check whether we are being used as a prefix for a | |
3748 | constructor or destructor, and return a full template name. | |
3749 | Otherwise we will get something like std::iostream::~iostream() | |
3750 | which does not correspond particularly well to any function which | |
3751 | actually appears in the source. | |
d00edca5 | 3752 | */ |
eb383413 | 3753 | |
97ceaf5b DD |
3754 | static const struct d_standard_sub_info standard_subs[] = |
3755 | { | |
b6fb00c0 DD |
3756 | { 't', NL ("std"), |
3757 | NL ("std"), | |
3758 | NULL, 0 }, | |
3759 | { 'a', NL ("std::allocator"), | |
3760 | NL ("std::allocator"), | |
3761 | NL ("allocator") }, | |
3762 | { 'b', NL ("std::basic_string"), | |
3763 | NL ("std::basic_string"), | |
3764 | NL ("basic_string") }, | |
3765 | { 's', NL ("std::string"), | |
3766 | NL ("std::basic_string<char, std::char_traits<char>, std::allocator<char> >"), | |
3767 | NL ("basic_string") }, | |
3768 | { 'i', NL ("std::istream"), | |
3769 | NL ("std::basic_istream<char, std::char_traits<char> >"), | |
3770 | NL ("basic_istream") }, | |
3771 | { 'o', NL ("std::ostream"), | |
3772 | NL ("std::basic_ostream<char, std::char_traits<char> >"), | |
3773 | NL ("basic_ostream") }, | |
3774 | { 'd', NL ("std::iostream"), | |
3775 | NL ("std::basic_iostream<char, std::char_traits<char> >"), | |
3776 | NL ("basic_iostream") } | |
97ceaf5b DD |
3777 | }; |
3778 | ||
59727473 | 3779 | static struct demangle_component * |
9334f9c6 | 3780 | d_substitution (struct d_info *di, int prefix) |
d00edca5 DD |
3781 | { |
3782 | char c; | |
eb383413 | 3783 | |
6ef6358e | 3784 | if (! d_check_char (di, 'S')) |
d00edca5 | 3785 | return NULL; |
e7e9b069 | 3786 | |
d00edca5 | 3787 | c = d_next_char (di); |
858b45cf | 3788 | if (c == '_' || IS_DIGIT (c) || IS_UPPER (c)) |
eb383413 | 3789 | { |
dddc49b7 | 3790 | unsigned int id; |
eb383413 | 3791 | |
d00edca5 DD |
3792 | id = 0; |
3793 | if (c != '_') | |
eb383413 | 3794 | { |
d00edca5 | 3795 | do |
eb383413 | 3796 | { |
dddc49b7 DD |
3797 | unsigned int new_id; |
3798 | ||
d00edca5 | 3799 | if (IS_DIGIT (c)) |
dddc49b7 | 3800 | new_id = id * 36 + c - '0'; |
858b45cf | 3801 | else if (IS_UPPER (c)) |
dddc49b7 | 3802 | new_id = id * 36 + c - 'A' + 10; |
d00edca5 DD |
3803 | else |
3804 | return NULL; | |
dddc49b7 | 3805 | if (new_id < id) |
e63f184e | 3806 | return NULL; |
dddc49b7 | 3807 | id = new_id; |
d00edca5 | 3808 | c = d_next_char (di); |
eb383413 | 3809 | } |
d00edca5 | 3810 | while (c != '_'); |
eb383413 | 3811 | |
d00edca5 | 3812 | ++id; |
eb383413 | 3813 | } |
eb383413 | 3814 | |
dddc49b7 | 3815 | if (id >= (unsigned int) di->next_sub) |
d00edca5 | 3816 | return NULL; |
eb383413 | 3817 | |
b6fb00c0 DD |
3818 | ++di->did_subs; |
3819 | ||
d00edca5 | 3820 | return di->subs[id]; |
eb383413 | 3821 | } |
d00edca5 | 3822 | else |
eb383413 | 3823 | { |
97ceaf5b DD |
3824 | int verbose; |
3825 | const struct d_standard_sub_info *p; | |
3826 | const struct d_standard_sub_info *pend; | |
3827 | ||
3828 | verbose = (di->options & DMGL_VERBOSE) != 0; | |
3829 | if (! verbose && prefix) | |
e61231f1 | 3830 | { |
97ceaf5b DD |
3831 | char peek; |
3832 | ||
3833 | peek = d_peek_char (di); | |
3834 | if (peek == 'C' || peek == 'D') | |
3835 | verbose = 1; | |
eb383413 | 3836 | } |
97ceaf5b DD |
3837 | |
3838 | pend = (&standard_subs[0] | |
3839 | + sizeof standard_subs / sizeof standard_subs[0]); | |
3840 | for (p = &standard_subs[0]; p < pend; ++p) | |
3841 | { | |
3842 | if (c == p->code) | |
3843 | { | |
b6fb00c0 DD |
3844 | const char *s; |
3845 | int len; | |
41f225de | 3846 | struct demangle_component *dc; |
b6fb00c0 | 3847 | |
97ceaf5b | 3848 | if (p->set_last_name != NULL) |
b6fb00c0 DD |
3849 | di->last_name = d_make_sub (di, p->set_last_name, |
3850 | p->set_last_name_len); | |
97ceaf5b | 3851 | if (verbose) |
b6fb00c0 DD |
3852 | { |
3853 | s = p->full_expansion; | |
3854 | len = p->full_len; | |
3855 | } | |
97ceaf5b | 3856 | else |
b6fb00c0 DD |
3857 | { |
3858 | s = p->simple_expansion; | |
3859 | len = p->simple_len; | |
3860 | } | |
3861 | di->expansion += len; | |
41f225de | 3862 | dc = d_make_sub (di, s, len); |
b55f9678 IB |
3863 | if (d_peek_char (di) == 'B') |
3864 | { | |
3865 | /* If there are ABI tags on the abbreviation, it becomes | |
3866 | a substitution candidate. */ | |
41f225de NC |
3867 | dc = d_abi_tags (di, dc); |
3868 | d_add_substitution (di, dc); | |
b55f9678 | 3869 | } |
41f225de | 3870 | return dc; |
97ceaf5b DD |
3871 | } |
3872 | } | |
3873 | ||
3874 | return NULL; | |
eb383413 | 3875 | } |
eb383413 L |
3876 | } |
3877 | ||
492e19d0 | 3878 | static void |
3879 | d_checkpoint (struct d_info *di, struct d_info_checkpoint *checkpoint) | |
3880 | { | |
3881 | checkpoint->n = di->n; | |
3882 | checkpoint->next_comp = di->next_comp; | |
3883 | checkpoint->next_sub = di->next_sub; | |
3884 | checkpoint->did_subs = di->did_subs; | |
3885 | checkpoint->expansion = di->expansion; | |
3886 | } | |
3887 | ||
3888 | static void | |
3889 | d_backtrack (struct d_info *di, struct d_info_checkpoint *checkpoint) | |
3890 | { | |
3891 | di->n = checkpoint->n; | |
3892 | di->next_comp = checkpoint->next_comp; | |
3893 | di->next_sub = checkpoint->next_sub; | |
3894 | di->did_subs = checkpoint->did_subs; | |
3895 | di->expansion = checkpoint->expansion; | |
3896 | } | |
3897 | ||
208c1674 | 3898 | /* Initialize a growable string. */ |
eb383413 | 3899 | |
d00edca5 | 3900 | static void |
208c1674 | 3901 | d_growable_string_init (struct d_growable_string *dgs, size_t estimate) |
d00edca5 | 3902 | { |
208c1674 DD |
3903 | dgs->buf = NULL; |
3904 | dgs->len = 0; | |
3905 | dgs->alc = 0; | |
3906 | dgs->allocation_failure = 0; | |
eb383413 | 3907 | |
208c1674 DD |
3908 | if (estimate > 0) |
3909 | d_growable_string_resize (dgs, estimate); | |
3910 | } | |
3911 | ||
3912 | /* Grow a growable string to a given size. */ | |
3913 | ||
3914 | static inline void | |
3915 | d_growable_string_resize (struct d_growable_string *dgs, size_t need) | |
3916 | { | |
3917 | size_t newalc; | |
3918 | char *newbuf; | |
3919 | ||
3920 | if (dgs->allocation_failure) | |
331c3da2 | 3921 | return; |
59666b35 | 3922 | |
208c1674 DD |
3923 | /* Start allocation at two bytes to avoid any possibility of confusion |
3924 | with the special value of 1 used as a return in *palc to indicate | |
3925 | allocation failures. */ | |
3926 | newalc = dgs->alc > 0 ? dgs->alc : 2; | |
3927 | while (newalc < need) | |
3928 | newalc <<= 1; | |
3929 | ||
3930 | newbuf = (char *) realloc (dgs->buf, newalc); | |
3931 | if (newbuf == NULL) | |
3932 | { | |
3933 | free (dgs->buf); | |
3934 | dgs->buf = NULL; | |
3935 | dgs->len = 0; | |
3936 | dgs->alc = 0; | |
3937 | dgs->allocation_failure = 1; | |
3938 | return; | |
eb383413 | 3939 | } |
208c1674 DD |
3940 | dgs->buf = newbuf; |
3941 | dgs->alc = newalc; | |
d00edca5 | 3942 | } |
0976f6a7 | 3943 | |
208c1674 | 3944 | /* Append a buffer to a growable string. */ |
0976f6a7 | 3945 | |
208c1674 DD |
3946 | static inline void |
3947 | d_growable_string_append_buffer (struct d_growable_string *dgs, | |
3948 | const char *s, size_t l) | |
d00edca5 | 3949 | { |
208c1674 | 3950 | size_t need; |
0976f6a7 | 3951 | |
208c1674 DD |
3952 | need = dgs->len + l + 1; |
3953 | if (need > dgs->alc) | |
3954 | d_growable_string_resize (dgs, need); | |
3955 | ||
3956 | if (dgs->allocation_failure) | |
3957 | return; | |
3958 | ||
3959 | memcpy (dgs->buf + dgs->len, s, l); | |
3960 | dgs->buf[dgs->len + l] = '\0'; | |
3961 | dgs->len += l; | |
eb383413 L |
3962 | } |
3963 | ||
208c1674 | 3964 | /* Bridge growable strings to the callback mechanism. */ |
d00edca5 DD |
3965 | |
3966 | static void | |
208c1674 | 3967 | d_growable_string_callback_adapter (const char *s, size_t l, void *opaque) |
eb383413 | 3968 | { |
208c1674 | 3969 | struct d_growable_string *dgs = (struct d_growable_string*) opaque; |
eb383413 | 3970 | |
208c1674 | 3971 | d_growable_string_append_buffer (dgs, s, l); |
eb383413 L |
3972 | } |
3973 | ||
fd259167 GB |
3974 | /* Walk the tree, counting the number of templates encountered, and |
3975 | the number of times a scope might be saved. These counts will be | |
3976 | used to allocate data structures for d_print_comp, so the logic | |
3977 | here must mirror the logic d_print_comp will use. It is not | |
3978 | important that the resulting numbers are exact, so long as they | |
3979 | are larger than the actual numbers encountered. */ | |
3980 | ||
3981 | static void | |
3982 | d_count_templates_scopes (int *num_templates, int *num_scopes, | |
3983 | const struct demangle_component *dc) | |
3984 | { | |
3985 | if (dc == NULL) | |
3986 | return; | |
3987 | ||
3988 | switch (dc->type) | |
3989 | { | |
3990 | case DEMANGLE_COMPONENT_NAME: | |
3991 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: | |
3992 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: | |
3993 | case DEMANGLE_COMPONENT_SUB_STD: | |
3994 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: | |
3995 | case DEMANGLE_COMPONENT_OPERATOR: | |
3996 | case DEMANGLE_COMPONENT_CHARACTER: | |
3997 | case DEMANGLE_COMPONENT_NUMBER: | |
3998 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: | |
3999 | break; | |
4000 | ||
4001 | case DEMANGLE_COMPONENT_TEMPLATE: | |
4002 | (*num_templates)++; | |
4003 | goto recurse_left_right; | |
4004 | ||
4005 | case DEMANGLE_COMPONENT_REFERENCE: | |
4006 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: | |
4007 | if (d_left (dc)->type == DEMANGLE_COMPONENT_TEMPLATE_PARAM) | |
4008 | (*num_scopes)++; | |
4009 | goto recurse_left_right; | |
4010 | ||
4011 | case DEMANGLE_COMPONENT_QUAL_NAME: | |
4012 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
4013 | case DEMANGLE_COMPONENT_TYPED_NAME: | |
4014 | case DEMANGLE_COMPONENT_VTABLE: | |
4015 | case DEMANGLE_COMPONENT_VTT: | |
4016 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: | |
4017 | case DEMANGLE_COMPONENT_TYPEINFO: | |
4018 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: | |
4019 | case DEMANGLE_COMPONENT_TYPEINFO_FN: | |
4020 | case DEMANGLE_COMPONENT_THUNK: | |
4021 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: | |
4022 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: | |
4023 | case DEMANGLE_COMPONENT_JAVA_CLASS: | |
4024 | case DEMANGLE_COMPONENT_GUARD: | |
4025 | case DEMANGLE_COMPONENT_TLS_INIT: | |
4026 | case DEMANGLE_COMPONENT_TLS_WRAPPER: | |
4027 | case DEMANGLE_COMPONENT_REFTEMP: | |
4028 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: | |
4029 | case DEMANGLE_COMPONENT_RESTRICT: | |
4030 | case DEMANGLE_COMPONENT_VOLATILE: | |
4031 | case DEMANGLE_COMPONENT_CONST: | |
4032 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
4033 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
4034 | case DEMANGLE_COMPONENT_CONST_THIS: | |
4035 | case DEMANGLE_COMPONENT_REFERENCE_THIS: | |
4036 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS: | |
e9a38816 | 4037 | case DEMANGLE_COMPONENT_TRANSACTION_SAFE: |
a4ddf8dc JM |
4038 | case DEMANGLE_COMPONENT_NOEXCEPT: |
4039 | case DEMANGLE_COMPONENT_THROW_SPEC: | |
fd259167 GB |
4040 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
4041 | case DEMANGLE_COMPONENT_POINTER: | |
4042 | case DEMANGLE_COMPONENT_COMPLEX: | |
4043 | case DEMANGLE_COMPONENT_IMAGINARY: | |
4044 | case DEMANGLE_COMPONENT_VENDOR_TYPE: | |
4045 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: | |
4046 | case DEMANGLE_COMPONENT_ARRAY_TYPE: | |
4047 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: | |
fd259167 GB |
4048 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
4049 | case DEMANGLE_COMPONENT_ARGLIST: | |
4050 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: | |
4051 | case DEMANGLE_COMPONENT_INITIALIZER_LIST: | |
4052 | case DEMANGLE_COMPONENT_CAST: | |
c4be2641 | 4053 | case DEMANGLE_COMPONENT_CONVERSION: |
fd259167 GB |
4054 | case DEMANGLE_COMPONENT_NULLARY: |
4055 | case DEMANGLE_COMPONENT_UNARY: | |
4056 | case DEMANGLE_COMPONENT_BINARY: | |
4057 | case DEMANGLE_COMPONENT_BINARY_ARGS: | |
4058 | case DEMANGLE_COMPONENT_TRINARY: | |
4059 | case DEMANGLE_COMPONENT_TRINARY_ARG1: | |
4060 | case DEMANGLE_COMPONENT_TRINARY_ARG2: | |
4061 | case DEMANGLE_COMPONENT_LITERAL: | |
4062 | case DEMANGLE_COMPONENT_LITERAL_NEG: | |
4063 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: | |
4064 | case DEMANGLE_COMPONENT_COMPOUND_NAME: | |
4065 | case DEMANGLE_COMPONENT_DECLTYPE: | |
4066 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: | |
4067 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
4068 | case DEMANGLE_COMPONENT_PACK_EXPANSION: | |
4069 | case DEMANGLE_COMPONENT_TAGGED_NAME: | |
4070 | case DEMANGLE_COMPONENT_CLONE: | |
4071 | recurse_left_right: | |
4072 | d_count_templates_scopes (num_templates, num_scopes, | |
4073 | d_left (dc)); | |
4074 | d_count_templates_scopes (num_templates, num_scopes, | |
4075 | d_right (dc)); | |
4076 | break; | |
4077 | ||
4078 | case DEMANGLE_COMPONENT_CTOR: | |
4079 | d_count_templates_scopes (num_templates, num_scopes, | |
4080 | dc->u.s_ctor.name); | |
4081 | break; | |
4082 | ||
4083 | case DEMANGLE_COMPONENT_DTOR: | |
4084 | d_count_templates_scopes (num_templates, num_scopes, | |
4085 | dc->u.s_dtor.name); | |
4086 | break; | |
4087 | ||
4088 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: | |
4089 | d_count_templates_scopes (num_templates, num_scopes, | |
4090 | dc->u.s_extended_operator.name); | |
4091 | break; | |
4092 | ||
b55f9678 IB |
4093 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
4094 | d_count_templates_scopes (num_templates, num_scopes, | |
4095 | dc->u.s_fixed.length); | |
4096 | break; | |
4097 | ||
fd259167 GB |
4098 | case DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS: |
4099 | case DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS: | |
4100 | d_count_templates_scopes (num_templates, num_scopes, | |
4101 | d_left (dc)); | |
4102 | break; | |
4103 | ||
4104 | case DEMANGLE_COMPONENT_LAMBDA: | |
4105 | case DEMANGLE_COMPONENT_DEFAULT_ARG: | |
4106 | d_count_templates_scopes (num_templates, num_scopes, | |
4107 | dc->u.s_unary_num.sub); | |
4108 | break; | |
4109 | } | |
4110 | } | |
4111 | ||
208c1674 | 4112 | /* Initialize a print information structure. */ |
eb383413 | 4113 | |
d00edca5 | 4114 | static void |
ddee5e46 | 4115 | d_print_init (struct d_print_info *dpi, demangle_callbackref callback, |
fd259167 | 4116 | void *opaque, const struct demangle_component *dc) |
208c1674 | 4117 | { |
208c1674 DD |
4118 | dpi->len = 0; |
4119 | dpi->last_char = '\0'; | |
4120 | dpi->templates = NULL; | |
4121 | dpi->modifiers = NULL; | |
04aed652 | 4122 | dpi->pack_index = 0; |
3baae9d6 | 4123 | dpi->flush_count = 0; |
208c1674 DD |
4124 | |
4125 | dpi->callback = callback; | |
4126 | dpi->opaque = opaque; | |
4127 | ||
4128 | dpi->demangle_failure = 0; | |
9548bbed | 4129 | |
91662bad | 4130 | dpi->component_stack = NULL; |
4131 | ||
9548bbed | 4132 | dpi->saved_scopes = NULL; |
fd259167 | 4133 | dpi->next_saved_scope = 0; |
9548bbed | 4134 | dpi->num_saved_scopes = 0; |
9548bbed | 4135 | |
fd259167 GB |
4136 | dpi->copy_templates = NULL; |
4137 | dpi->next_copy_template = 0; | |
4138 | dpi->num_copy_templates = 0; | |
9548bbed | 4139 | |
fd259167 GB |
4140 | d_count_templates_scopes (&dpi->num_copy_templates, |
4141 | &dpi->num_saved_scopes, dc); | |
4142 | dpi->num_copy_templates *= dpi->num_saved_scopes; | |
9548bbed | 4143 | |
fd259167 | 4144 | dpi->current_template = NULL; |
208c1674 DD |
4145 | } |
4146 | ||
4147 | /* Indicate that an error occurred during printing, and test for error. */ | |
4148 | ||
4149 | static inline void | |
9334f9c6 | 4150 | d_print_error (struct d_print_info *dpi) |
bc9bf259 | 4151 | { |
208c1674 DD |
4152 | dpi->demangle_failure = 1; |
4153 | } | |
4154 | ||
4155 | static inline int | |
4156 | d_print_saw_error (struct d_print_info *dpi) | |
4157 | { | |
4158 | return dpi->demangle_failure != 0; | |
4159 | } | |
4160 | ||
4161 | /* Flush buffered characters to the callback. */ | |
4162 | ||
4163 | static inline void | |
4164 | d_print_flush (struct d_print_info *dpi) | |
4165 | { | |
4166 | dpi->buf[dpi->len] = '\0'; | |
4167 | dpi->callback (dpi->buf, dpi->len, dpi->opaque); | |
4168 | dpi->len = 0; | |
3baae9d6 | 4169 | dpi->flush_count++; |
208c1674 DD |
4170 | } |
4171 | ||
4172 | /* Append characters and buffers for printing. */ | |
4173 | ||
4174 | static inline void | |
4175 | d_append_char (struct d_print_info *dpi, char c) | |
4176 | { | |
4177 | if (dpi->len == sizeof (dpi->buf) - 1) | |
4178 | d_print_flush (dpi); | |
4179 | ||
4180 | dpi->buf[dpi->len++] = c; | |
4181 | dpi->last_char = c; | |
4182 | } | |
4183 | ||
4184 | static inline void | |
4185 | d_append_buffer (struct d_print_info *dpi, const char *s, size_t l) | |
4186 | { | |
4187 | size_t i; | |
4188 | ||
4189 | for (i = 0; i < l; i++) | |
4190 | d_append_char (dpi, s[i]); | |
4191 | } | |
4192 | ||
4193 | static inline void | |
4194 | d_append_string (struct d_print_info *dpi, const char *s) | |
4195 | { | |
4196 | d_append_buffer (dpi, s, strlen (s)); | |
4197 | } | |
4198 | ||
664aa91f | 4199 | static inline void |
fa3fcee7 | 4200 | d_append_num (struct d_print_info *dpi, int l) |
664aa91f DD |
4201 | { |
4202 | char buf[25]; | |
fa3fcee7 | 4203 | sprintf (buf,"%d", l); |
664aa91f DD |
4204 | d_append_string (dpi, buf); |
4205 | } | |
4206 | ||
208c1674 DD |
4207 | static inline char |
4208 | d_last_char (struct d_print_info *dpi) | |
4209 | { | |
4210 | return dpi->last_char; | |
4211 | } | |
4212 | ||
4213 | /* Turn components into a human readable string. OPTIONS is the | |
4214 | options bits passed to the demangler. DC is the tree to print. | |
4215 | CALLBACK is a function to call to flush demangled string segments | |
4216 | as they fill the intermediate buffer, and OPAQUE is a generalized | |
4217 | callback argument. On success, this returns 1. On failure, | |
4218 | it returns 0, indicating a bad parse. It does not use heap | |
4219 | memory to build an output string, so cannot encounter memory | |
4220 | allocation failure. */ | |
4221 | ||
4222 | CP_STATIC_IF_GLIBCPP_V3 | |
4223 | int | |
4224 | cplus_demangle_print_callback (int options, | |
4225 | const struct demangle_component *dc, | |
4226 | demangle_callbackref callback, void *opaque) | |
4227 | { | |
4228 | struct d_print_info dpi; | |
4229 | ||
fd259167 | 4230 | d_print_init (&dpi, callback, opaque, dc); |
208c1674 | 4231 | |
fd259167 GB |
4232 | { |
4233 | #ifdef CP_DYNAMIC_ARRAYS | |
fa3fcee7 NC |
4234 | /* Avoid zero-length VLAs, which are prohibited by the C99 standard |
4235 | and flagged as errors by Address Sanitizer. */ | |
4236 | __extension__ struct d_saved_scope scopes[(dpi.num_saved_scopes > 0) | |
4237 | ? dpi.num_saved_scopes : 1]; | |
4238 | __extension__ struct d_print_template temps[(dpi.num_copy_templates > 0) | |
4239 | ? dpi.num_copy_templates : 1]; | |
fd259167 GB |
4240 | |
4241 | dpi.saved_scopes = scopes; | |
4242 | dpi.copy_templates = temps; | |
4243 | #else | |
4244 | dpi.saved_scopes = alloca (dpi.num_saved_scopes | |
4245 | * sizeof (*dpi.saved_scopes)); | |
4246 | dpi.copy_templates = alloca (dpi.num_copy_templates | |
4247 | * sizeof (*dpi.copy_templates)); | |
4248 | #endif | |
4249 | ||
4250 | d_print_comp (&dpi, options, dc); | |
4251 | } | |
208c1674 DD |
4252 | |
4253 | d_print_flush (&dpi); | |
4254 | ||
fd259167 | 4255 | return ! d_print_saw_error (&dpi); |
d00edca5 | 4256 | } |
bc9bf259 | 4257 | |
b6fb00c0 DD |
4258 | /* Turn components into a human readable string. OPTIONS is the |
4259 | options bits passed to the demangler. DC is the tree to print. | |
4260 | ESTIMATE is a guess at the length of the result. This returns a | |
4261 | string allocated by malloc, or NULL on error. On success, this | |
4262 | sets *PALC to the size of the allocated buffer. On failure, this | |
4263 | sets *PALC to 0 for a bad parse, or to 1 for a memory allocation | |
4264 | failure. */ | |
eb383413 | 4265 | |
59727473 DD |
4266 | CP_STATIC_IF_GLIBCPP_V3 |
4267 | char * | |
9334f9c6 DD |
4268 | cplus_demangle_print (int options, const struct demangle_component *dc, |
4269 | int estimate, size_t *palc) | |
d00edca5 | 4270 | { |
208c1674 | 4271 | struct d_growable_string dgs; |
eb383413 | 4272 | |
208c1674 | 4273 | d_growable_string_init (&dgs, estimate); |
eb383413 | 4274 | |
208c1674 DD |
4275 | if (! cplus_demangle_print_callback (options, dc, |
4276 | d_growable_string_callback_adapter, | |
4277 | &dgs)) | |
eb383413 | 4278 | { |
208c1674 DD |
4279 | free (dgs.buf); |
4280 | *palc = 0; | |
d00edca5 | 4281 | return NULL; |
eb383413 | 4282 | } |
eb383413 | 4283 | |
208c1674 DD |
4284 | *palc = dgs.allocation_failure ? 1 : dgs.alc; |
4285 | return dgs.buf; | |
eb383413 L |
4286 | } |
4287 | ||
1c08f2c8 | 4288 | /* Returns the I'th element of the template arglist ARGS, or NULL on |
fa3fcee7 | 4289 | failure. If I is negative, return the entire arglist. */ |
1c08f2c8 DD |
4290 | |
4291 | static struct demangle_component * | |
4292 | d_index_template_argument (struct demangle_component *args, int i) | |
4293 | { | |
4294 | struct demangle_component *a; | |
4295 | ||
fa3fcee7 NC |
4296 | if (i < 0) |
4297 | /* Print the whole argument pack. */ | |
4298 | return args; | |
4299 | ||
1c08f2c8 DD |
4300 | for (a = args; |
4301 | a != NULL; | |
4302 | a = d_right (a)) | |
4303 | { | |
4304 | if (a->type != DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) | |
4305 | return NULL; | |
4306 | if (i <= 0) | |
4307 | break; | |
4308 | --i; | |
4309 | } | |
4310 | if (i != 0 || a == NULL) | |
4311 | return NULL; | |
4312 | ||
4313 | return d_left (a); | |
4314 | } | |
4315 | ||
4316 | /* Returns the template argument from the current context indicated by DC, | |
4317 | which is a DEMANGLE_COMPONENT_TEMPLATE_PARAM, or NULL. */ | |
4318 | ||
4319 | static struct demangle_component * | |
4320 | d_lookup_template_argument (struct d_print_info *dpi, | |
4321 | const struct demangle_component *dc) | |
4322 | { | |
4323 | if (dpi->templates == NULL) | |
4324 | { | |
4325 | d_print_error (dpi); | |
4326 | return NULL; | |
4327 | } | |
4328 | ||
4329 | return d_index_template_argument | |
4330 | (d_right (dpi->templates->template_decl), | |
4331 | dc->u.s_number.number); | |
4332 | } | |
4333 | ||
4334 | /* Returns a template argument pack used in DC (any will do), or NULL. */ | |
4335 | ||
4336 | static struct demangle_component * | |
4337 | d_find_pack (struct d_print_info *dpi, | |
4338 | const struct demangle_component *dc) | |
4339 | { | |
4340 | struct demangle_component *a; | |
4341 | if (dc == NULL) | |
4342 | return NULL; | |
4343 | ||
4344 | switch (dc->type) | |
4345 | { | |
4346 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: | |
4347 | a = d_lookup_template_argument (dpi, dc); | |
4348 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) | |
4349 | return a; | |
4350 | return NULL; | |
4351 | ||
4352 | case DEMANGLE_COMPONENT_PACK_EXPANSION: | |
4353 | return NULL; | |
4354 | ||
57cf60a5 | 4355 | case DEMANGLE_COMPONENT_LAMBDA: |
1c08f2c8 | 4356 | case DEMANGLE_COMPONENT_NAME: |
1f3de044 | 4357 | case DEMANGLE_COMPONENT_TAGGED_NAME: |
1c08f2c8 DD |
4358 | case DEMANGLE_COMPONENT_OPERATOR: |
4359 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: | |
4360 | case DEMANGLE_COMPONENT_SUB_STD: | |
4361 | case DEMANGLE_COMPONENT_CHARACTER: | |
e2e1864d | 4362 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: |
67bf71fe | 4363 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: |
d81bf7dd MM |
4364 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
4365 | case DEMANGLE_COMPONENT_DEFAULT_ARG: | |
4366 | case DEMANGLE_COMPONENT_NUMBER: | |
1c08f2c8 DD |
4367 | return NULL; |
4368 | ||
4369 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: | |
4370 | return d_find_pack (dpi, dc->u.s_extended_operator.name); | |
4371 | case DEMANGLE_COMPONENT_CTOR: | |
4372 | return d_find_pack (dpi, dc->u.s_ctor.name); | |
4373 | case DEMANGLE_COMPONENT_DTOR: | |
4374 | return d_find_pack (dpi, dc->u.s_dtor.name); | |
4375 | ||
4376 | default: | |
4377 | a = d_find_pack (dpi, d_left (dc)); | |
4378 | if (a) | |
4379 | return a; | |
4380 | return d_find_pack (dpi, d_right (dc)); | |
4381 | } | |
4382 | } | |
4383 | ||
4384 | /* Returns the length of the template argument pack DC. */ | |
4385 | ||
4386 | static int | |
4387 | d_pack_length (const struct demangle_component *dc) | |
4388 | { | |
4389 | int count = 0; | |
4390 | while (dc && dc->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST | |
4391 | && d_left (dc) != NULL) | |
4392 | { | |
4393 | ++count; | |
4394 | dc = d_right (dc); | |
4395 | } | |
4396 | return count; | |
4397 | } | |
4398 | ||
fa3fcee7 NC |
4399 | /* Returns the number of template args in DC, expanding any pack expansions |
4400 | found there. */ | |
4401 | ||
4402 | static int | |
4403 | d_args_length (struct d_print_info *dpi, const struct demangle_component *dc) | |
4404 | { | |
4405 | int count = 0; | |
4406 | for (; dc && dc->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST; | |
4407 | dc = d_right (dc)) | |
4408 | { | |
4409 | struct demangle_component *elt = d_left (dc); | |
4410 | if (elt == NULL) | |
4411 | break; | |
4412 | if (elt->type == DEMANGLE_COMPONENT_PACK_EXPANSION) | |
4413 | { | |
4414 | struct demangle_component *a = d_find_pack (dpi, d_left (elt)); | |
4415 | count += d_pack_length (a); | |
4416 | } | |
4417 | else | |
4418 | ++count; | |
4419 | } | |
4420 | return count; | |
4421 | } | |
4422 | ||
1c08f2c8 DD |
4423 | /* DC is a component of a mangled expression. Print it, wrapped in parens |
4424 | if needed. */ | |
4425 | ||
4426 | static void | |
ddee5e46 | 4427 | d_print_subexpr (struct d_print_info *dpi, int options, |
1c08f2c8 DD |
4428 | const struct demangle_component *dc) |
4429 | { | |
4430 | int simple = 0; | |
e2e1864d | 4431 | if (dc->type == DEMANGLE_COMPONENT_NAME |
eb7b5ddb DD |
4432 | || dc->type == DEMANGLE_COMPONENT_QUAL_NAME |
4433 | || dc->type == DEMANGLE_COMPONENT_INITIALIZER_LIST | |
e2e1864d | 4434 | || dc->type == DEMANGLE_COMPONENT_FUNCTION_PARAM) |
1c08f2c8 DD |
4435 | simple = 1; |
4436 | if (!simple) | |
4437 | d_append_char (dpi, '('); | |
ddee5e46 | 4438 | d_print_comp (dpi, options, dc); |
1c08f2c8 DD |
4439 | if (!simple) |
4440 | d_append_char (dpi, ')'); | |
4441 | } | |
4442 | ||
fd259167 | 4443 | /* Save the current scope. */ |
9548bbed | 4444 | |
fd259167 GB |
4445 | static void |
4446 | d_save_scope (struct d_print_info *dpi, | |
4447 | const struct demangle_component *container) | |
9548bbed | 4448 | { |
fd259167 GB |
4449 | struct d_saved_scope *scope; |
4450 | struct d_print_template *src, **link; | |
4451 | ||
4452 | if (dpi->next_saved_scope >= dpi->num_saved_scopes) | |
4453 | { | |
4454 | d_print_error (dpi); | |
4455 | return; | |
4456 | } | |
4457 | scope = &dpi->saved_scopes[dpi->next_saved_scope]; | |
4458 | dpi->next_saved_scope++; | |
4459 | ||
4460 | scope->container = container; | |
4461 | link = &scope->templates; | |
9548bbed | 4462 | |
4463 | for (src = dpi->templates; src != NULL; src = src->next) | |
4464 | { | |
fd259167 | 4465 | struct d_print_template *dst; |
9548bbed | 4466 | |
fd259167 | 4467 | if (dpi->next_copy_template >= dpi->num_copy_templates) |
9548bbed | 4468 | { |
4469 | d_print_error (dpi); | |
fd259167 | 4470 | return; |
9548bbed | 4471 | } |
fd259167 GB |
4472 | dst = &dpi->copy_templates[dpi->next_copy_template]; |
4473 | dpi->next_copy_template++; | |
9548bbed | 4474 | |
4475 | dst->template_decl = src->template_decl; | |
4476 | *link = dst; | |
4477 | link = &dst->next; | |
4478 | } | |
4479 | ||
4480 | *link = NULL; | |
fd259167 GB |
4481 | } |
4482 | ||
4483 | /* Attempt to locate a previously saved scope. Returns NULL if no | |
4484 | corresponding saved scope was found. */ | |
4485 | ||
4486 | static struct d_saved_scope * | |
4487 | d_get_saved_scope (struct d_print_info *dpi, | |
4488 | const struct demangle_component *container) | |
4489 | { | |
4490 | int i; | |
4491 | ||
4492 | for (i = 0; i < dpi->next_saved_scope; i++) | |
4493 | if (dpi->saved_scopes[i].container == container) | |
4494 | return &dpi->saved_scopes[i]; | |
9548bbed | 4495 | |
fd259167 | 4496 | return NULL; |
9548bbed | 4497 | } |
4498 | ||
fa3fcee7 NC |
4499 | /* If DC is a C++17 fold-expression, print it and return true; otherwise |
4500 | return false. */ | |
4501 | ||
4502 | static int | |
4503 | d_maybe_print_fold_expression (struct d_print_info *dpi, int options, | |
4504 | const struct demangle_component *dc) | |
4505 | { | |
4506 | const struct demangle_component *ops, *operator_, *op1, *op2; | |
4507 | int save_idx; | |
4508 | ||
4509 | const char *fold_code = d_left (dc)->u.s_operator.op->code; | |
4510 | if (fold_code[0] != 'f') | |
4511 | return 0; | |
4512 | ||
4513 | ops = d_right (dc); | |
4514 | operator_ = d_left (ops); | |
4515 | op1 = d_right (ops); | |
4516 | op2 = 0; | |
4517 | if (op1->type == DEMANGLE_COMPONENT_TRINARY_ARG2) | |
4518 | { | |
4519 | op2 = d_right (op1); | |
4520 | op1 = d_left (op1); | |
4521 | } | |
4522 | ||
4523 | /* Print the whole pack. */ | |
4524 | save_idx = dpi->pack_index; | |
4525 | dpi->pack_index = -1; | |
4526 | ||
4527 | switch (fold_code[1]) | |
4528 | { | |
4529 | /* Unary left fold, (... + X). */ | |
4530 | case 'l': | |
4531 | d_append_string (dpi, "(..."); | |
4532 | d_print_expr_op (dpi, options, operator_); | |
4533 | d_print_subexpr (dpi, options, op1); | |
4534 | d_append_char (dpi, ')'); | |
4535 | break; | |
4536 | ||
4537 | /* Unary right fold, (X + ...). */ | |
4538 | case 'r': | |
4539 | d_append_char (dpi, '('); | |
4540 | d_print_subexpr (dpi, options, op1); | |
4541 | d_print_expr_op (dpi, options, operator_); | |
4542 | d_append_string (dpi, "...)"); | |
4543 | break; | |
4544 | ||
4545 | /* Binary left fold, (42 + ... + X). */ | |
4546 | case 'L': | |
4547 | /* Binary right fold, (X + ... + 42). */ | |
4548 | case 'R': | |
4549 | d_append_char (dpi, '('); | |
4550 | d_print_subexpr (dpi, options, op1); | |
4551 | d_print_expr_op (dpi, options, operator_); | |
4552 | d_append_string (dpi, "..."); | |
4553 | d_print_expr_op (dpi, options, operator_); | |
4554 | d_print_subexpr (dpi, options, op2); | |
4555 | d_append_char (dpi, ')'); | |
4556 | break; | |
4557 | } | |
4558 | ||
4559 | dpi->pack_index = save_idx; | |
4560 | return 1; | |
4561 | } | |
4562 | ||
d00edca5 | 4563 | /* Subroutine to handle components. */ |
eb383413 | 4564 | |
d00edca5 | 4565 | static void |
91662bad | 4566 | d_print_comp_inner (struct d_print_info *dpi, int options, |
4567 | const struct demangle_component *dc) | |
eb383413 | 4568 | { |
b24539b3 DD |
4569 | /* Magic variable to let reference smashing skip over the next modifier |
4570 | without needing to modify *dc. */ | |
4571 | const struct demangle_component *mod_inner = NULL; | |
4572 | ||
9548bbed | 4573 | /* Variable used to store the current templates while a previously |
4574 | captured scope is used. */ | |
4575 | struct d_print_template *saved_templates; | |
4576 | ||
4577 | /* Nonzero if templates have been stored in the above variable. */ | |
4578 | int need_template_restore = 0; | |
4579 | ||
d00edca5 | 4580 | if (dc == NULL) |
eb383413 | 4581 | { |
d00edca5 DD |
4582 | d_print_error (dpi); |
4583 | return; | |
eb383413 | 4584 | } |
d00edca5 DD |
4585 | if (d_print_saw_error (dpi)) |
4586 | return; | |
eb383413 | 4587 | |
d00edca5 | 4588 | switch (dc->type) |
eb383413 | 4589 | { |
59727473 | 4590 | case DEMANGLE_COMPONENT_NAME: |
ddee5e46 | 4591 | if ((options & DMGL_JAVA) == 0) |
b6fb00c0 DD |
4592 | d_append_buffer (dpi, dc->u.s_name.s, dc->u.s_name.len); |
4593 | else | |
4594 | d_print_java_identifier (dpi, dc->u.s_name.s, dc->u.s_name.len); | |
d00edca5 | 4595 | return; |
eb383413 | 4596 | |
1f3de044 DD |
4597 | case DEMANGLE_COMPONENT_TAGGED_NAME: |
4598 | d_print_comp (dpi, options, d_left (dc)); | |
4599 | d_append_string (dpi, "[abi:"); | |
4600 | d_print_comp (dpi, options, d_right (dc)); | |
4601 | d_append_char (dpi, ']'); | |
4602 | return; | |
4603 | ||
59727473 DD |
4604 | case DEMANGLE_COMPONENT_QUAL_NAME: |
4605 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
ddee5e46 DD |
4606 | d_print_comp (dpi, options, d_left (dc)); |
4607 | if ((options & DMGL_JAVA) == 0) | |
208c1674 | 4608 | d_append_string (dpi, "::"); |
b6fb00c0 DD |
4609 | else |
4610 | d_append_char (dpi, '.'); | |
a9c3ecea DD |
4611 | { |
4612 | struct demangle_component *local_name = d_right (dc); | |
4613 | if (local_name->type == DEMANGLE_COMPONENT_DEFAULT_ARG) | |
4614 | { | |
4615 | d_append_string (dpi, "{default arg#"); | |
4616 | d_append_num (dpi, local_name->u.s_unary_num.num + 1); | |
4617 | d_append_string (dpi, "}::"); | |
4618 | local_name = local_name->u.s_unary_num.sub; | |
4619 | } | |
4620 | d_print_comp (dpi, options, local_name); | |
4621 | } | |
d00edca5 | 4622 | return; |
eb383413 | 4623 | |
59727473 | 4624 | case DEMANGLE_COMPONENT_TYPED_NAME: |
d00edca5 | 4625 | { |
858b45cf | 4626 | struct d_print_mod *hold_modifiers; |
59727473 | 4627 | struct demangle_component *typed_name; |
858b45cf DD |
4628 | struct d_print_mod adpm[4]; |
4629 | unsigned int i; | |
d00edca5 DD |
4630 | struct d_print_template dpt; |
4631 | ||
4632 | /* Pass the name down to the type so that it can be printed in | |
858b45cf DD |
4633 | the right place for the type. We also have to pass down |
4634 | any CV-qualifiers, which apply to the this parameter. */ | |
4635 | hold_modifiers = dpi->modifiers; | |
c743cf5d | 4636 | dpi->modifiers = 0; |
858b45cf | 4637 | i = 0; |
d00edca5 | 4638 | typed_name = d_left (dc); |
858b45cf DD |
4639 | while (typed_name != NULL) |
4640 | { | |
4641 | if (i >= sizeof adpm / sizeof adpm[0]) | |
4642 | { | |
4643 | d_print_error (dpi); | |
4644 | return; | |
4645 | } | |
d00edca5 | 4646 | |
858b45cf DD |
4647 | adpm[i].next = dpi->modifiers; |
4648 | dpi->modifiers = &adpm[i]; | |
4649 | adpm[i].mod = typed_name; | |
4650 | adpm[i].printed = 0; | |
4651 | adpm[i].templates = dpi->templates; | |
4652 | ++i; | |
4653 | ||
a4ddf8dc | 4654 | if (!is_fnqual_component_type (typed_name->type)) |
858b45cf DD |
4655 | break; |
4656 | ||
4657 | typed_name = d_left (typed_name); | |
4658 | } | |
d00edca5 | 4659 | |
168b8298 MS |
4660 | if (typed_name == NULL) |
4661 | { | |
4662 | d_print_error (dpi); | |
4663 | return; | |
4664 | } | |
4665 | ||
d00edca5 DD |
4666 | /* If typed_name is a template, then it applies to the |
4667 | function type as well. */ | |
59727473 | 4668 | if (typed_name->type == DEMANGLE_COMPONENT_TEMPLATE) |
d00edca5 DD |
4669 | { |
4670 | dpt.next = dpi->templates; | |
4671 | dpi->templates = &dpt; | |
abf6a75b | 4672 | dpt.template_decl = typed_name; |
d00edca5 | 4673 | } |
eb383413 | 4674 | |
59727473 DD |
4675 | /* If typed_name is a DEMANGLE_COMPONENT_LOCAL_NAME, then |
4676 | there may be CV-qualifiers on its right argument which | |
4677 | really apply here; this happens when parsing a class which | |
4678 | is local to a function. */ | |
4679 | if (typed_name->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
d4edd112 | 4680 | { |
59727473 | 4681 | struct demangle_component *local_name; |
d4edd112 DD |
4682 | |
4683 | local_name = d_right (typed_name); | |
664aa91f DD |
4684 | if (local_name->type == DEMANGLE_COMPONENT_DEFAULT_ARG) |
4685 | local_name = local_name->u.s_unary_num.sub; | |
d81bf7dd MM |
4686 | if (local_name == NULL) |
4687 | { | |
4688 | d_print_error (dpi); | |
4689 | return; | |
4690 | } | |
a4ddf8dc | 4691 | while (is_fnqual_component_type (local_name->type)) |
d4edd112 DD |
4692 | { |
4693 | if (i >= sizeof adpm / sizeof adpm[0]) | |
4694 | { | |
4695 | d_print_error (dpi); | |
4696 | return; | |
4697 | } | |
4698 | ||
4699 | adpm[i] = adpm[i - 1]; | |
4700 | adpm[i].next = &adpm[i - 1]; | |
4701 | dpi->modifiers = &adpm[i]; | |
4702 | ||
4703 | adpm[i - 1].mod = local_name; | |
4704 | adpm[i - 1].printed = 0; | |
4705 | adpm[i - 1].templates = dpi->templates; | |
4706 | ++i; | |
4707 | ||
4708 | local_name = d_left (local_name); | |
4709 | } | |
4710 | } | |
4711 | ||
ddee5e46 | 4712 | d_print_comp (dpi, options, d_right (dc)); |
74bcd529 | 4713 | |
59727473 | 4714 | if (typed_name->type == DEMANGLE_COMPONENT_TEMPLATE) |
d00edca5 | 4715 | dpi->templates = dpt.next; |
eb383413 | 4716 | |
858b45cf | 4717 | /* If the modifiers didn't get printed by the type, print them |
d00edca5 | 4718 | now. */ |
858b45cf | 4719 | while (i > 0) |
d00edca5 | 4720 | { |
858b45cf DD |
4721 | --i; |
4722 | if (! adpm[i].printed) | |
4723 | { | |
4724 | d_append_char (dpi, ' '); | |
ddee5e46 | 4725 | d_print_mod (dpi, options, adpm[i].mod); |
858b45cf | 4726 | } |
d00edca5 | 4727 | } |
eb383413 | 4728 | |
858b45cf | 4729 | dpi->modifiers = hold_modifiers; |
eb383413 | 4730 | |
d00edca5 DD |
4731 | return; |
4732 | } | |
eb383413 | 4733 | |
59727473 | 4734 | case DEMANGLE_COMPONENT_TEMPLATE: |
331c3da2 DD |
4735 | { |
4736 | struct d_print_mod *hold_dpm; | |
208c1674 | 4737 | struct demangle_component *dcl; |
492e19d0 | 4738 | const struct demangle_component *hold_current; |
4739 | ||
4740 | /* This template may need to be referenced by a cast operator | |
4741 | contained in its subtree. */ | |
4742 | hold_current = dpi->current_template; | |
4743 | dpi->current_template = dc; | |
331c3da2 DD |
4744 | |
4745 | /* Don't push modifiers into a template definition. Doing so | |
4746 | could give the wrong definition for a template argument. | |
4747 | Instead, treat the template essentially as a name. */ | |
4748 | ||
4749 | hold_dpm = dpi->modifiers; | |
4750 | dpi->modifiers = NULL; | |
4751 | ||
208c1674 DD |
4752 | dcl = d_left (dc); |
4753 | ||
ddee5e46 | 4754 | if ((options & DMGL_JAVA) != 0 |
208c1674 DD |
4755 | && dcl->type == DEMANGLE_COMPONENT_NAME |
4756 | && dcl->u.s_name.len == 6 | |
4757 | && strncmp (dcl->u.s_name.s, "JArray", 6) == 0) | |
4758 | { | |
4759 | /* Special-case Java arrays, so that JArray<TYPE> appears | |
4760 | instead as TYPE[]. */ | |
4761 | ||
ddee5e46 | 4762 | d_print_comp (dpi, options, d_right (dc)); |
208c1674 DD |
4763 | d_append_string (dpi, "[]"); |
4764 | } | |
4765 | else | |
4766 | { | |
ddee5e46 | 4767 | d_print_comp (dpi, options, dcl); |
208c1674 DD |
4768 | if (d_last_char (dpi) == '<') |
4769 | d_append_char (dpi, ' '); | |
4770 | d_append_char (dpi, '<'); | |
ddee5e46 | 4771 | d_print_comp (dpi, options, d_right (dc)); |
208c1674 DD |
4772 | /* Avoid generating two consecutive '>' characters, to avoid |
4773 | the C++ syntactic ambiguity. */ | |
4774 | if (d_last_char (dpi) == '>') | |
4775 | d_append_char (dpi, ' '); | |
4776 | d_append_char (dpi, '>'); | |
4777 | } | |
331c3da2 DD |
4778 | |
4779 | dpi->modifiers = hold_dpm; | |
492e19d0 | 4780 | dpi->current_template = hold_current; |
331c3da2 DD |
4781 | |
4782 | return; | |
4783 | } | |
d00edca5 | 4784 | |
59727473 | 4785 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: |
d00edca5 | 4786 | { |
d00edca5 | 4787 | struct d_print_template *hold_dpt; |
1c08f2c8 | 4788 | struct demangle_component *a = d_lookup_template_argument (dpi, dc); |
eb383413 | 4789 | |
1c08f2c8 DD |
4790 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) |
4791 | a = d_index_template_argument (a, dpi->pack_index); | |
4792 | ||
4793 | if (a == NULL) | |
d00edca5 DD |
4794 | { |
4795 | d_print_error (dpi); | |
4796 | return; | |
4797 | } | |
59666b35 | 4798 | |
d00edca5 DD |
4799 | /* While processing this parameter, we need to pop the list of |
4800 | templates. This is because the template parameter may | |
4801 | itself be a reference to a parameter of an outer | |
4802 | template. */ | |
59666b35 | 4803 | |
d00edca5 DD |
4804 | hold_dpt = dpi->templates; |
4805 | dpi->templates = hold_dpt->next; | |
eb383413 | 4806 | |
ddee5e46 | 4807 | d_print_comp (dpi, options, a); |
03d5f569 | 4808 | |
d00edca5 | 4809 | dpi->templates = hold_dpt; |
59666b35 | 4810 | |
d00edca5 DD |
4811 | return; |
4812 | } | |
eb383413 | 4813 | |
59727473 | 4814 | case DEMANGLE_COMPONENT_CTOR: |
ddee5e46 | 4815 | d_print_comp (dpi, options, dc->u.s_ctor.name); |
d00edca5 DD |
4816 | return; |
4817 | ||
59727473 | 4818 | case DEMANGLE_COMPONENT_DTOR: |
d00edca5 | 4819 | d_append_char (dpi, '~'); |
ddee5e46 | 4820 | d_print_comp (dpi, options, dc->u.s_dtor.name); |
d00edca5 DD |
4821 | return; |
4822 | ||
59727473 | 4823 | case DEMANGLE_COMPONENT_VTABLE: |
208c1674 | 4824 | d_append_string (dpi, "vtable for "); |
ddee5e46 | 4825 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4826 | return; |
4827 | ||
59727473 | 4828 | case DEMANGLE_COMPONENT_VTT: |
208c1674 | 4829 | d_append_string (dpi, "VTT for "); |
ddee5e46 | 4830 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4831 | return; |
4832 | ||
59727473 | 4833 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
208c1674 | 4834 | d_append_string (dpi, "construction vtable for "); |
ddee5e46 | 4835 | d_print_comp (dpi, options, d_left (dc)); |
208c1674 | 4836 | d_append_string (dpi, "-in-"); |
ddee5e46 | 4837 | d_print_comp (dpi, options, d_right (dc)); |
d00edca5 DD |
4838 | return; |
4839 | ||
59727473 | 4840 | case DEMANGLE_COMPONENT_TYPEINFO: |
208c1674 | 4841 | d_append_string (dpi, "typeinfo for "); |
ddee5e46 | 4842 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4843 | return; |
4844 | ||
59727473 | 4845 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: |
208c1674 | 4846 | d_append_string (dpi, "typeinfo name for "); |
ddee5e46 | 4847 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4848 | return; |
4849 | ||
59727473 | 4850 | case DEMANGLE_COMPONENT_TYPEINFO_FN: |
208c1674 | 4851 | d_append_string (dpi, "typeinfo fn for "); |
ddee5e46 | 4852 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4853 | return; |
4854 | ||
59727473 | 4855 | case DEMANGLE_COMPONENT_THUNK: |
208c1674 | 4856 | d_append_string (dpi, "non-virtual thunk to "); |
ddee5e46 | 4857 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4858 | return; |
4859 | ||
59727473 | 4860 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: |
208c1674 | 4861 | d_append_string (dpi, "virtual thunk to "); |
ddee5e46 | 4862 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4863 | return; |
4864 | ||
59727473 | 4865 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: |
208c1674 | 4866 | d_append_string (dpi, "covariant return thunk to "); |
ddee5e46 | 4867 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4868 | return; |
4869 | ||
59727473 | 4870 | case DEMANGLE_COMPONENT_JAVA_CLASS: |
208c1674 | 4871 | d_append_string (dpi, "java Class for "); |
ddee5e46 | 4872 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4873 | return; |
4874 | ||
59727473 | 4875 | case DEMANGLE_COMPONENT_GUARD: |
208c1674 | 4876 | d_append_string (dpi, "guard variable for "); |
ddee5e46 | 4877 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4878 | return; |
4879 | ||
995b61fe DD |
4880 | case DEMANGLE_COMPONENT_TLS_INIT: |
4881 | d_append_string (dpi, "TLS init function for "); | |
4882 | d_print_comp (dpi, options, d_left (dc)); | |
4883 | return; | |
4884 | ||
4885 | case DEMANGLE_COMPONENT_TLS_WRAPPER: | |
4886 | d_append_string (dpi, "TLS wrapper function for "); | |
4887 | d_print_comp (dpi, options, d_left (dc)); | |
4888 | return; | |
4889 | ||
59727473 | 4890 | case DEMANGLE_COMPONENT_REFTEMP: |
abc6552b DD |
4891 | d_append_string (dpi, "reference temporary #"); |
4892 | d_print_comp (dpi, options, d_right (dc)); | |
4893 | d_append_string (dpi, " for "); | |
ddee5e46 | 4894 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
4895 | return; |
4896 | ||
839e4798 | 4897 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
208c1674 | 4898 | d_append_string (dpi, "hidden alias for "); |
ddee5e46 | 4899 | d_print_comp (dpi, options, d_left (dc)); |
839e4798 RH |
4900 | return; |
4901 | ||
956a8f8b DD |
4902 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
4903 | d_append_string (dpi, "transaction clone for "); | |
4904 | d_print_comp (dpi, options, d_left (dc)); | |
4905 | return; | |
4906 | ||
4907 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
4908 | d_append_string (dpi, "non-transaction clone for "); | |
4909 | d_print_comp (dpi, options, d_left (dc)); | |
4910 | return; | |
4911 | ||
59727473 | 4912 | case DEMANGLE_COMPONENT_SUB_STD: |
b6fb00c0 | 4913 | d_append_buffer (dpi, dc->u.s_string.string, dc->u.s_string.len); |
d00edca5 DD |
4914 | return; |
4915 | ||
59727473 DD |
4916 | case DEMANGLE_COMPONENT_RESTRICT: |
4917 | case DEMANGLE_COMPONENT_VOLATILE: | |
4918 | case DEMANGLE_COMPONENT_CONST: | |
74aee4eb DD |
4919 | { |
4920 | struct d_print_mod *pdpm; | |
4921 | ||
4922 | /* When printing arrays, it's possible to have cases where the | |
4923 | same CV-qualifier gets pushed on the stack multiple times. | |
4924 | We only need to print it once. */ | |
4925 | ||
4926 | for (pdpm = dpi->modifiers; pdpm != NULL; pdpm = pdpm->next) | |
4927 | { | |
4928 | if (! pdpm->printed) | |
4929 | { | |
4930 | if (pdpm->mod->type != DEMANGLE_COMPONENT_RESTRICT | |
4931 | && pdpm->mod->type != DEMANGLE_COMPONENT_VOLATILE | |
4932 | && pdpm->mod->type != DEMANGLE_COMPONENT_CONST) | |
4933 | break; | |
4934 | if (pdpm->mod->type == dc->type) | |
4935 | { | |
ddee5e46 | 4936 | d_print_comp (dpi, options, d_left (dc)); |
74aee4eb DD |
4937 | return; |
4938 | } | |
4939 | } | |
4940 | } | |
4941 | } | |
b24539b3 DD |
4942 | goto modifier; |
4943 | ||
4944 | case DEMANGLE_COMPONENT_REFERENCE: | |
4945 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: | |
4946 | { | |
4947 | /* Handle reference smashing: & + && = &. */ | |
4948 | const struct demangle_component *sub = d_left (dc); | |
4949 | if (sub->type == DEMANGLE_COMPONENT_TEMPLATE_PARAM) | |
4950 | { | |
fd259167 | 4951 | struct d_saved_scope *scope = d_get_saved_scope (dpi, sub); |
9548bbed | 4952 | struct demangle_component *a; |
9548bbed | 4953 | |
4954 | if (scope == NULL) | |
4955 | { | |
4956 | /* This is the first time SUB has been traversed. | |
4957 | We need to capture the current templates so | |
4958 | they can be restored if SUB is reentered as a | |
4959 | substitution. */ | |
fd259167 | 4960 | d_save_scope (dpi, sub); |
9548bbed | 4961 | if (d_print_saw_error (dpi)) |
4962 | return; | |
4963 | } | |
4964 | else | |
4965 | { | |
91662bad | 4966 | const struct d_component_stack *dcse; |
4967 | int found_self_or_parent = 0; | |
4968 | ||
9548bbed | 4969 | /* This traversal is reentering SUB as a substition. |
91662bad | 4970 | If we are not beneath SUB or DC in the tree then we |
4971 | need to restore SUB's template stack temporarily. */ | |
4972 | for (dcse = dpi->component_stack; dcse != NULL; | |
4973 | dcse = dcse->parent) | |
4974 | { | |
4975 | if (dcse->dc == sub | |
4976 | || (dcse->dc == dc | |
4977 | && dcse != dpi->component_stack)) | |
4978 | { | |
4979 | found_self_or_parent = 1; | |
4980 | break; | |
4981 | } | |
4982 | } | |
4983 | ||
4984 | if (!found_self_or_parent) | |
4985 | { | |
4986 | saved_templates = dpi->templates; | |
4987 | dpi->templates = scope->templates; | |
4988 | need_template_restore = 1; | |
4989 | } | |
9548bbed | 4990 | } |
4991 | ||
4992 | a = d_lookup_template_argument (dpi, sub); | |
b24539b3 DD |
4993 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) |
4994 | a = d_index_template_argument (a, dpi->pack_index); | |
04aed652 DD |
4995 | |
4996 | if (a == NULL) | |
4997 | { | |
9548bbed | 4998 | if (need_template_restore) |
4999 | dpi->templates = saved_templates; | |
5000 | ||
04aed652 DD |
5001 | d_print_error (dpi); |
5002 | return; | |
5003 | } | |
5004 | ||
b24539b3 DD |
5005 | sub = a; |
5006 | } | |
5007 | ||
5008 | if (sub->type == DEMANGLE_COMPONENT_REFERENCE | |
5009 | || sub->type == dc->type) | |
5010 | dc = sub; | |
5011 | else if (sub->type == DEMANGLE_COMPONENT_RVALUE_REFERENCE) | |
5012 | mod_inner = d_left (sub); | |
5013 | } | |
74aee4eb | 5014 | /* Fall through. */ |
b24539b3 | 5015 | |
59727473 DD |
5016 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
5017 | case DEMANGLE_COMPONENT_POINTER: | |
59727473 DD |
5018 | case DEMANGLE_COMPONENT_COMPLEX: |
5019 | case DEMANGLE_COMPONENT_IMAGINARY: | |
a4ddf8dc | 5020 | FNQUAL_COMPONENT_CASE: |
b24539b3 | 5021 | modifier: |
d00edca5 DD |
5022 | { |
5023 | /* We keep a list of modifiers on the stack. */ | |
5024 | struct d_print_mod dpm; | |
eb383413 | 5025 | |
d00edca5 DD |
5026 | dpm.next = dpi->modifiers; |
5027 | dpi->modifiers = &dpm; | |
5028 | dpm.mod = dc; | |
5029 | dpm.printed = 0; | |
331c3da2 | 5030 | dpm.templates = dpi->templates; |
eb383413 | 5031 | |
b24539b3 DD |
5032 | if (!mod_inner) |
5033 | mod_inner = d_left (dc); | |
5034 | ||
5035 | d_print_comp (dpi, options, mod_inner); | |
59666b35 | 5036 | |
d00edca5 DD |
5037 | /* If the modifier didn't get printed by the type, print it |
5038 | now. */ | |
5039 | if (! dpm.printed) | |
ddee5e46 | 5040 | d_print_mod (dpi, options, dc); |
eb383413 | 5041 | |
d00edca5 | 5042 | dpi->modifiers = dpm.next; |
eb383413 | 5043 | |
9548bbed | 5044 | if (need_template_restore) |
5045 | dpi->templates = saved_templates; | |
5046 | ||
d00edca5 DD |
5047 | return; |
5048 | } | |
eb383413 | 5049 | |
59727473 | 5050 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: |
ddee5e46 | 5051 | if ((options & DMGL_JAVA) == 0) |
b6fb00c0 DD |
5052 | d_append_buffer (dpi, dc->u.s_builtin.type->name, |
5053 | dc->u.s_builtin.type->len); | |
d00edca5 | 5054 | else |
b6fb00c0 DD |
5055 | d_append_buffer (dpi, dc->u.s_builtin.type->java_name, |
5056 | dc->u.s_builtin.type->java_len); | |
d00edca5 | 5057 | return; |
eb383413 | 5058 | |
59727473 | 5059 | case DEMANGLE_COMPONENT_VENDOR_TYPE: |
ddee5e46 | 5060 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 | 5061 | return; |
eb383413 | 5062 | |
59727473 | 5063 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
d00edca5 | 5064 | { |
ddee5e46 DD |
5065 | if ((options & DMGL_RET_POSTFIX) != 0) |
5066 | d_print_function_type (dpi, | |
5067 | options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
5068 | dc, dpi->modifiers); | |
7887b2ce DD |
5069 | |
5070 | /* Print return type if present */ | |
ddee5e46 DD |
5071 | if (d_left (dc) != NULL && (options & DMGL_RET_POSTFIX) != 0) |
5072 | d_print_comp (dpi, options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
5073 | d_left (dc)); | |
5074 | else if (d_left (dc) != NULL && (options & DMGL_RET_DROP) == 0) | |
d00edca5 DD |
5075 | { |
5076 | struct d_print_mod dpm; | |
eb383413 | 5077 | |
d00edca5 DD |
5078 | /* We must pass this type down as a modifier in order to |
5079 | print it in the right location. */ | |
d00edca5 DD |
5080 | dpm.next = dpi->modifiers; |
5081 | dpi->modifiers = &dpm; | |
5082 | dpm.mod = dc; | |
5083 | dpm.printed = 0; | |
331c3da2 | 5084 | dpm.templates = dpi->templates; |
eb383413 | 5085 | |
ddee5e46 DD |
5086 | d_print_comp (dpi, options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), |
5087 | d_left (dc)); | |
eb383413 | 5088 | |
d00edca5 | 5089 | dpi->modifiers = dpm.next; |
eb383413 | 5090 | |
d00edca5 DD |
5091 | if (dpm.printed) |
5092 | return; | |
eb383413 | 5093 | |
7887b2ce DD |
5094 | /* In standard prefix notation, there is a space between the |
5095 | return type and the function signature. */ | |
ddee5e46 | 5096 | if ((options & DMGL_RET_POSTFIX) == 0) |
7887b2ce | 5097 | d_append_char (dpi, ' '); |
d00edca5 | 5098 | } |
eb383413 | 5099 | |
ddee5e46 DD |
5100 | if ((options & DMGL_RET_POSTFIX) == 0) |
5101 | d_print_function_type (dpi, | |
5102 | options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
5103 | dc, dpi->modifiers); | |
03d5f569 | 5104 | |
d00edca5 DD |
5105 | return; |
5106 | } | |
eb383413 | 5107 | |
59727473 | 5108 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
d00edca5 | 5109 | { |
74aee4eb DD |
5110 | struct d_print_mod *hold_modifiers; |
5111 | struct d_print_mod adpm[4]; | |
5112 | unsigned int i; | |
5113 | struct d_print_mod *pdpm; | |
eb383413 | 5114 | |
d00edca5 | 5115 | /* We must pass this type down as a modifier in order to print |
74aee4eb DD |
5116 | multi-dimensional arrays correctly. If the array itself is |
5117 | CV-qualified, we act as though the element type were | |
5118 | CV-qualified. We do this by copying the modifiers down | |
5119 | rather than fiddling pointers, so that we don't wind up | |
5120 | with a d_print_mod higher on the stack pointing into our | |
5121 | stack frame after we return. */ | |
03d5f569 | 5122 | |
74aee4eb DD |
5123 | hold_modifiers = dpi->modifiers; |
5124 | ||
5125 | adpm[0].next = hold_modifiers; | |
5126 | dpi->modifiers = &adpm[0]; | |
5127 | adpm[0].mod = dc; | |
5128 | adpm[0].printed = 0; | |
5129 | adpm[0].templates = dpi->templates; | |
5130 | ||
5131 | i = 1; | |
5132 | pdpm = hold_modifiers; | |
5133 | while (pdpm != NULL | |
5134 | && (pdpm->mod->type == DEMANGLE_COMPONENT_RESTRICT | |
5135 | || pdpm->mod->type == DEMANGLE_COMPONENT_VOLATILE | |
5136 | || pdpm->mod->type == DEMANGLE_COMPONENT_CONST)) | |
5137 | { | |
5138 | if (! pdpm->printed) | |
5139 | { | |
5140 | if (i >= sizeof adpm / sizeof adpm[0]) | |
5141 | { | |
5142 | d_print_error (dpi); | |
5143 | return; | |
5144 | } | |
5145 | ||
5146 | adpm[i] = *pdpm; | |
5147 | adpm[i].next = dpi->modifiers; | |
5148 | dpi->modifiers = &adpm[i]; | |
5149 | pdpm->printed = 1; | |
5150 | ++i; | |
5151 | } | |
5152 | ||
5153 | pdpm = pdpm->next; | |
5154 | } | |
eb383413 | 5155 | |
ddee5e46 | 5156 | d_print_comp (dpi, options, d_right (dc)); |
eb383413 | 5157 | |
74aee4eb | 5158 | dpi->modifiers = hold_modifiers; |
eb383413 | 5159 | |
74aee4eb | 5160 | if (adpm[0].printed) |
d00edca5 | 5161 | return; |
eb383413 | 5162 | |
74aee4eb DD |
5163 | while (i > 1) |
5164 | { | |
5165 | --i; | |
ddee5e46 | 5166 | d_print_mod (dpi, options, adpm[i].mod); |
74aee4eb DD |
5167 | } |
5168 | ||
ddee5e46 | 5169 | d_print_array_type (dpi, options, dc, dpi->modifiers); |
eb383413 | 5170 | |
d00edca5 DD |
5171 | return; |
5172 | } | |
eb383413 | 5173 | |
59727473 | 5174 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
cbc43128 | 5175 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
d00edca5 | 5176 | { |
d00edca5 DD |
5177 | struct d_print_mod dpm; |
5178 | ||
d00edca5 DD |
5179 | dpm.next = dpi->modifiers; |
5180 | dpi->modifiers = &dpm; | |
5181 | dpm.mod = dc; | |
5182 | dpm.printed = 0; | |
331c3da2 | 5183 | dpm.templates = dpi->templates; |
d00edca5 | 5184 | |
ddee5e46 | 5185 | d_print_comp (dpi, options, d_right (dc)); |
d00edca5 DD |
5186 | |
5187 | /* If the modifier didn't get printed by the type, print it | |
5188 | now. */ | |
5189 | if (! dpm.printed) | |
ddee5e46 | 5190 | d_print_mod (dpi, options, dc); |
eb383413 | 5191 | |
d00edca5 | 5192 | dpi->modifiers = dpm.next; |
eb383413 | 5193 | |
d00edca5 DD |
5194 | return; |
5195 | } | |
eb383413 | 5196 | |
d2825c1a DD |
5197 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
5198 | if (dc->u.s_fixed.sat) | |
5199 | d_append_string (dpi, "_Sat "); | |
5200 | /* Don't print "int _Accum". */ | |
5201 | if (dc->u.s_fixed.length->u.s_builtin.type | |
5202 | != &cplus_demangle_builtin_types['i'-'a']) | |
5203 | { | |
ddee5e46 | 5204 | d_print_comp (dpi, options, dc->u.s_fixed.length); |
d2825c1a DD |
5205 | d_append_char (dpi, ' '); |
5206 | } | |
5207 | if (dc->u.s_fixed.accum) | |
5208 | d_append_string (dpi, "_Accum"); | |
5209 | else | |
5210 | d_append_string (dpi, "_Fract"); | |
5211 | return; | |
5212 | ||
59727473 DD |
5213 | case DEMANGLE_COMPONENT_ARGLIST: |
5214 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: | |
1c08f2c8 | 5215 | if (d_left (dc) != NULL) |
ddee5e46 | 5216 | d_print_comp (dpi, options, d_left (dc)); |
d00edca5 DD |
5217 | if (d_right (dc) != NULL) |
5218 | { | |
4e59450e | 5219 | size_t len; |
3baae9d6 JJ |
5220 | unsigned long int flush_count; |
5221 | /* Make sure ", " isn't flushed by d_append_string, otherwise | |
5222 | dpi->len -= 2 wouldn't work. */ | |
5223 | if (dpi->len >= sizeof (dpi->buf) - 2) | |
5224 | d_print_flush (dpi); | |
208c1674 | 5225 | d_append_string (dpi, ", "); |
4e59450e | 5226 | len = dpi->len; |
3baae9d6 | 5227 | flush_count = dpi->flush_count; |
ddee5e46 | 5228 | d_print_comp (dpi, options, d_right (dc)); |
4e59450e DD |
5229 | /* If that didn't print anything (which can happen with empty |
5230 | template argument packs), remove the comma and space. */ | |
3baae9d6 | 5231 | if (dpi->flush_count == flush_count && dpi->len == len) |
4e59450e | 5232 | dpi->len -= 2; |
d00edca5 DD |
5233 | } |
5234 | return; | |
eb383413 | 5235 | |
eb7b5ddb DD |
5236 | case DEMANGLE_COMPONENT_INITIALIZER_LIST: |
5237 | { | |
5238 | struct demangle_component *type = d_left (dc); | |
5239 | struct demangle_component *list = d_right (dc); | |
5240 | ||
5241 | if (type) | |
5242 | d_print_comp (dpi, options, type); | |
5243 | d_append_char (dpi, '{'); | |
5244 | d_print_comp (dpi, options, list); | |
5245 | d_append_char (dpi, '}'); | |
5246 | } | |
5247 | return; | |
5248 | ||
59727473 | 5249 | case DEMANGLE_COMPONENT_OPERATOR: |
d00edca5 | 5250 | { |
fbfd63c0 DD |
5251 | const struct demangle_operator_info *op = dc->u.s_operator.op; |
5252 | int len = op->len; | |
d00edca5 | 5253 | |
208c1674 | 5254 | d_append_string (dpi, "operator"); |
fbfd63c0 DD |
5255 | /* Add a space before new/delete. */ |
5256 | if (IS_LOWER (op->name[0])) | |
d00edca5 | 5257 | d_append_char (dpi, ' '); |
fbfd63c0 DD |
5258 | /* Omit a trailing space. */ |
5259 | if (op->name[len-1] == ' ') | |
5260 | --len; | |
5261 | d_append_buffer (dpi, op->name, len); | |
d00edca5 DD |
5262 | return; |
5263 | } | |
eb383413 | 5264 | |
59727473 | 5265 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
208c1674 | 5266 | d_append_string (dpi, "operator "); |
ddee5e46 | 5267 | d_print_comp (dpi, options, dc->u.s_extended_operator.name); |
d00edca5 | 5268 | return; |
eb383413 | 5269 | |
c4be2641 | 5270 | case DEMANGLE_COMPONENT_CONVERSION: |
208c1674 | 5271 | d_append_string (dpi, "operator "); |
c4be2641 | 5272 | d_print_conversion (dpi, options, dc); |
d00edca5 | 5273 | return; |
eb383413 | 5274 | |
eb7b5ddb DD |
5275 | case DEMANGLE_COMPONENT_NULLARY: |
5276 | d_print_expr_op (dpi, options, d_left (dc)); | |
5277 | return; | |
5278 | ||
59727473 | 5279 | case DEMANGLE_COMPONENT_UNARY: |
eb7b5ddb DD |
5280 | { |
5281 | struct demangle_component *op = d_left (dc); | |
5282 | struct demangle_component *operand = d_right (dc); | |
5283 | const char *code = NULL; | |
02e7efbf | 5284 | |
eb7b5ddb DD |
5285 | if (op->type == DEMANGLE_COMPONENT_OPERATOR) |
5286 | { | |
5287 | code = op->u.s_operator.op->code; | |
5288 | if (!strcmp (code, "ad")) | |
5289 | { | |
5290 | /* Don't print the argument list for the address of a | |
5291 | function. */ | |
5292 | if (operand->type == DEMANGLE_COMPONENT_TYPED_NAME | |
5293 | && d_left (operand)->type == DEMANGLE_COMPONENT_QUAL_NAME | |
5294 | && d_right (operand)->type == DEMANGLE_COMPONENT_FUNCTION_TYPE) | |
5295 | operand = d_left (operand); | |
5296 | } | |
5297 | if (operand->type == DEMANGLE_COMPONENT_BINARY_ARGS) | |
5298 | { | |
5299 | /* This indicates a suffix operator. */ | |
5300 | operand = d_left (operand); | |
5301 | d_print_subexpr (dpi, options, operand); | |
5302 | d_print_expr_op (dpi, options, op); | |
5303 | return; | |
5304 | } | |
5305 | } | |
02e7efbf | 5306 | |
fa3fcee7 NC |
5307 | /* For sizeof..., just print the pack length. */ |
5308 | if (code && !strcmp (code, "sZ")) | |
5309 | { | |
5310 | struct demangle_component *a = d_find_pack (dpi, operand); | |
5311 | int len = d_pack_length (a); | |
5312 | d_append_num (dpi, len); | |
5313 | return; | |
5314 | } | |
5315 | else if (code && !strcmp (code, "sP")) | |
5316 | { | |
5317 | int len = d_args_length (dpi, operand); | |
5318 | d_append_num (dpi, len); | |
5319 | return; | |
5320 | } | |
5321 | ||
eb7b5ddb DD |
5322 | if (op->type != DEMANGLE_COMPONENT_CAST) |
5323 | d_print_expr_op (dpi, options, op); | |
5324 | else | |
5325 | { | |
5326 | d_append_char (dpi, '('); | |
5327 | d_print_cast (dpi, options, op); | |
5328 | d_append_char (dpi, ')'); | |
5329 | } | |
5330 | if (code && !strcmp (code, "gs")) | |
5331 | /* Avoid parens after '::'. */ | |
5332 | d_print_comp (dpi, options, operand); | |
5333 | else if (code && !strcmp (code, "st")) | |
5334 | /* Always print parens for sizeof (type). */ | |
5335 | { | |
5336 | d_append_char (dpi, '('); | |
5337 | d_print_comp (dpi, options, operand); | |
5338 | d_append_char (dpi, ')'); | |
5339 | } | |
5340 | else | |
5341 | d_print_subexpr (dpi, options, operand); | |
5342 | } | |
d00edca5 DD |
5343 | return; |
5344 | ||
59727473 DD |
5345 | case DEMANGLE_COMPONENT_BINARY: |
5346 | if (d_right (dc)->type != DEMANGLE_COMPONENT_BINARY_ARGS) | |
eb383413 | 5347 | { |
d00edca5 DD |
5348 | d_print_error (dpi); |
5349 | return; | |
eb383413 | 5350 | } |
858b45cf | 5351 | |
7c328963 DD |
5352 | if (op_is_new_cast (d_left (dc))) |
5353 | { | |
5354 | d_print_expr_op (dpi, options, d_left (dc)); | |
5355 | d_append_char (dpi, '<'); | |
5356 | d_print_comp (dpi, options, d_left (d_right (dc))); | |
5357 | d_append_string (dpi, ">("); | |
5358 | d_print_comp (dpi, options, d_right (d_right (dc))); | |
5359 | d_append_char (dpi, ')'); | |
5360 | return; | |
5361 | } | |
5362 | ||
fa3fcee7 NC |
5363 | if (d_maybe_print_fold_expression (dpi, options, dc)) |
5364 | return; | |
5365 | ||
858b45cf DD |
5366 | /* We wrap an expression which uses the greater-than operator in |
5367 | an extra layer of parens so that it does not get confused | |
5368 | with the '>' which ends the template parameters. */ | |
59727473 | 5369 | if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR |
b6fb00c0 DD |
5370 | && d_left (dc)->u.s_operator.op->len == 1 |
5371 | && d_left (dc)->u.s_operator.op->name[0] == '>') | |
858b45cf DD |
5372 | d_append_char (dpi, '('); |
5373 | ||
02e7efbf JK |
5374 | if (strcmp (d_left (dc)->u.s_operator.op->code, "cl") == 0 |
5375 | && d_left (d_right (dc))->type == DEMANGLE_COMPONENT_TYPED_NAME) | |
5376 | { | |
5377 | /* Function call used in an expression should not have printed types | |
5378 | of the function arguments. Values of the function arguments still | |
5379 | get printed below. */ | |
5380 | ||
5381 | const struct demangle_component *func = d_left (d_right (dc)); | |
5382 | ||
5383 | if (d_right (func)->type != DEMANGLE_COMPONENT_FUNCTION_TYPE) | |
5384 | d_print_error (dpi); | |
5385 | d_print_subexpr (dpi, options, d_left (func)); | |
5386 | } | |
5387 | else | |
5388 | d_print_subexpr (dpi, options, d_left (d_right (dc))); | |
9ac9c2b6 DD |
5389 | if (strcmp (d_left (dc)->u.s_operator.op->code, "ix") == 0) |
5390 | { | |
5391 | d_append_char (dpi, '['); | |
ddee5e46 | 5392 | d_print_comp (dpi, options, d_right (d_right (dc))); |
9ac9c2b6 DD |
5393 | d_append_char (dpi, ']'); |
5394 | } | |
5395 | else | |
5396 | { | |
5397 | if (strcmp (d_left (dc)->u.s_operator.op->code, "cl") != 0) | |
ddee5e46 DD |
5398 | d_print_expr_op (dpi, options, d_left (dc)); |
5399 | d_print_subexpr (dpi, options, d_right (d_right (dc))); | |
9ac9c2b6 | 5400 | } |
858b45cf | 5401 | |
59727473 | 5402 | if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR |
b6fb00c0 DD |
5403 | && d_left (dc)->u.s_operator.op->len == 1 |
5404 | && d_left (dc)->u.s_operator.op->name[0] == '>') | |
858b45cf DD |
5405 | d_append_char (dpi, ')'); |
5406 | ||
d00edca5 DD |
5407 | return; |
5408 | ||
59727473 DD |
5409 | case DEMANGLE_COMPONENT_BINARY_ARGS: |
5410 | /* We should only see this as part of DEMANGLE_COMPONENT_BINARY. */ | |
d00edca5 DD |
5411 | d_print_error (dpi); |
5412 | return; | |
5413 | ||
59727473 DD |
5414 | case DEMANGLE_COMPONENT_TRINARY: |
5415 | if (d_right (dc)->type != DEMANGLE_COMPONENT_TRINARY_ARG1 | |
5416 | || d_right (d_right (dc))->type != DEMANGLE_COMPONENT_TRINARY_ARG2) | |
d00edca5 DD |
5417 | { |
5418 | d_print_error (dpi); | |
5419 | return; | |
5420 | } | |
fa3fcee7 NC |
5421 | if (d_maybe_print_fold_expression (dpi, options, dc)) |
5422 | return; | |
eb7b5ddb DD |
5423 | { |
5424 | struct demangle_component *op = d_left (dc); | |
5425 | struct demangle_component *first = d_left (d_right (dc)); | |
5426 | struct demangle_component *second = d_left (d_right (d_right (dc))); | |
5427 | struct demangle_component *third = d_right (d_right (d_right (dc))); | |
5428 | ||
5429 | if (!strcmp (op->u.s_operator.op->code, "qu")) | |
5430 | { | |
5431 | d_print_subexpr (dpi, options, first); | |
5432 | d_print_expr_op (dpi, options, op); | |
5433 | d_print_subexpr (dpi, options, second); | |
5434 | d_append_string (dpi, " : "); | |
5435 | d_print_subexpr (dpi, options, third); | |
5436 | } | |
5437 | else | |
5438 | { | |
5439 | d_append_string (dpi, "new "); | |
5440 | if (d_left (first) != NULL) | |
5441 | { | |
5442 | d_print_subexpr (dpi, options, first); | |
5443 | d_append_char (dpi, ' '); | |
5444 | } | |
5445 | d_print_comp (dpi, options, second); | |
5446 | if (third) | |
5447 | d_print_subexpr (dpi, options, third); | |
5448 | } | |
5449 | } | |
d00edca5 DD |
5450 | return; |
5451 | ||
59727473 DD |
5452 | case DEMANGLE_COMPONENT_TRINARY_ARG1: |
5453 | case DEMANGLE_COMPONENT_TRINARY_ARG2: | |
5454 | /* We should only see these are part of DEMANGLE_COMPONENT_TRINARY. */ | |
d00edca5 DD |
5455 | d_print_error (dpi); |
5456 | return; | |
5457 | ||
59727473 DD |
5458 | case DEMANGLE_COMPONENT_LITERAL: |
5459 | case DEMANGLE_COMPONENT_LITERAL_NEG: | |
2d733211 DD |
5460 | { |
5461 | enum d_builtin_type_print tp; | |
d00edca5 | 5462 | |
2d733211 DD |
5463 | /* For some builtin types, produce simpler output. */ |
5464 | tp = D_PRINT_DEFAULT; | |
5465 | if (d_left (dc)->type == DEMANGLE_COMPONENT_BUILTIN_TYPE) | |
5466 | { | |
5467 | tp = d_left (dc)->u.s_builtin.type->print; | |
5468 | switch (tp) | |
5469 | { | |
5470 | case D_PRINT_INT: | |
5471 | case D_PRINT_UNSIGNED: | |
5472 | case D_PRINT_LONG: | |
5473 | case D_PRINT_UNSIGNED_LONG: | |
5474 | case D_PRINT_LONG_LONG: | |
5475 | case D_PRINT_UNSIGNED_LONG_LONG: | |
5476 | if (d_right (dc)->type == DEMANGLE_COMPONENT_NAME) | |
5477 | { | |
5478 | if (dc->type == DEMANGLE_COMPONENT_LITERAL_NEG) | |
5479 | d_append_char (dpi, '-'); | |
ddee5e46 | 5480 | d_print_comp (dpi, options, d_right (dc)); |
2d733211 DD |
5481 | switch (tp) |
5482 | { | |
5483 | default: | |
5484 | break; | |
5485 | case D_PRINT_UNSIGNED: | |
5486 | d_append_char (dpi, 'u'); | |
5487 | break; | |
5488 | case D_PRINT_LONG: | |
5489 | d_append_char (dpi, 'l'); | |
5490 | break; | |
5491 | case D_PRINT_UNSIGNED_LONG: | |
208c1674 | 5492 | d_append_string (dpi, "ul"); |
2d733211 DD |
5493 | break; |
5494 | case D_PRINT_LONG_LONG: | |
208c1674 | 5495 | d_append_string (dpi, "ll"); |
2d733211 DD |
5496 | break; |
5497 | case D_PRINT_UNSIGNED_LONG_LONG: | |
208c1674 | 5498 | d_append_string (dpi, "ull"); |
2d733211 DD |
5499 | break; |
5500 | } | |
5501 | return; | |
5502 | } | |
5503 | break; | |
eb383413 | 5504 | |
2d733211 DD |
5505 | case D_PRINT_BOOL: |
5506 | if (d_right (dc)->type == DEMANGLE_COMPONENT_NAME | |
5507 | && d_right (dc)->u.s_name.len == 1 | |
5508 | && dc->type == DEMANGLE_COMPONENT_LITERAL) | |
5509 | { | |
5510 | switch (d_right (dc)->u.s_name.s[0]) | |
5511 | { | |
5512 | case '0': | |
208c1674 | 5513 | d_append_string (dpi, "false"); |
2d733211 DD |
5514 | return; |
5515 | case '1': | |
208c1674 | 5516 | d_append_string (dpi, "true"); |
2d733211 DD |
5517 | return; |
5518 | default: | |
5519 | break; | |
5520 | } | |
5521 | } | |
5522 | break; | |
03d5f569 | 5523 | |
2d733211 DD |
5524 | default: |
5525 | break; | |
5526 | } | |
5527 | } | |
eb383413 | 5528 | |
2d733211 | 5529 | d_append_char (dpi, '('); |
ddee5e46 | 5530 | d_print_comp (dpi, options, d_left (dc)); |
2d733211 DD |
5531 | d_append_char (dpi, ')'); |
5532 | if (dc->type == DEMANGLE_COMPONENT_LITERAL_NEG) | |
5533 | d_append_char (dpi, '-'); | |
5534 | if (tp == D_PRINT_FLOAT) | |
5535 | d_append_char (dpi, '['); | |
ddee5e46 | 5536 | d_print_comp (dpi, options, d_right (dc)); |
2d733211 DD |
5537 | if (tp == D_PRINT_FLOAT) |
5538 | d_append_char (dpi, ']'); | |
5539 | } | |
d00edca5 | 5540 | return; |
eb383413 | 5541 | |
cbc43128 DD |
5542 | case DEMANGLE_COMPONENT_NUMBER: |
5543 | d_append_num (dpi, dc->u.s_number.number); | |
5544 | return; | |
5545 | ||
830ef634 DD |
5546 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
5547 | d_append_string (dpi, "java resource "); | |
ddee5e46 | 5548 | d_print_comp (dpi, options, d_left (dc)); |
830ef634 DD |
5549 | return; |
5550 | ||
5551 | case DEMANGLE_COMPONENT_COMPOUND_NAME: | |
ddee5e46 DD |
5552 | d_print_comp (dpi, options, d_left (dc)); |
5553 | d_print_comp (dpi, options, d_right (dc)); | |
830ef634 DD |
5554 | return; |
5555 | ||
5556 | case DEMANGLE_COMPONENT_CHARACTER: | |
5557 | d_append_char (dpi, dc->u.s_character.character); | |
5558 | return; | |
5559 | ||
ba8cb4ba DD |
5560 | case DEMANGLE_COMPONENT_DECLTYPE: |
5561 | d_append_string (dpi, "decltype ("); | |
ddee5e46 | 5562 | d_print_comp (dpi, options, d_left (dc)); |
ba8cb4ba DD |
5563 | d_append_char (dpi, ')'); |
5564 | return; | |
5565 | ||
1c08f2c8 DD |
5566 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
5567 | { | |
e2e1864d | 5568 | int len; |
1c08f2c8 | 5569 | int i; |
e2e1864d DD |
5570 | struct demangle_component *a = d_find_pack (dpi, d_left (dc)); |
5571 | if (a == NULL) | |
5572 | { | |
5573 | /* d_find_pack won't find anything if the only packs involved | |
5574 | in this expansion are function parameter packs; in that | |
5575 | case, just print the pattern and "...". */ | |
ddee5e46 | 5576 | d_print_subexpr (dpi, options, d_left (dc)); |
e2e1864d DD |
5577 | d_append_string (dpi, "..."); |
5578 | return; | |
5579 | } | |
1c08f2c8 | 5580 | |
e2e1864d | 5581 | len = d_pack_length (a); |
1c08f2c8 DD |
5582 | dc = d_left (dc); |
5583 | for (i = 0; i < len; ++i) | |
5584 | { | |
5585 | dpi->pack_index = i; | |
ddee5e46 | 5586 | d_print_comp (dpi, options, dc); |
1c08f2c8 DD |
5587 | if (i < len-1) |
5588 | d_append_string (dpi, ", "); | |
5589 | } | |
5590 | } | |
5591 | return; | |
5592 | ||
c743cf5d | 5593 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: |
f2917a30 DD |
5594 | { |
5595 | long num = dc->u.s_number.number; | |
5596 | if (num == 0) | |
5597 | d_append_string (dpi, "this"); | |
5598 | else | |
5599 | { | |
5600 | d_append_string (dpi, "{parm#"); | |
5601 | d_append_num (dpi, num); | |
5602 | d_append_char (dpi, '}'); | |
5603 | } | |
5604 | } | |
664aa91f | 5605 | return; |
c743cf5d | 5606 | |
d5031754 DD |
5607 | case DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS: |
5608 | d_append_string (dpi, "global constructors keyed to "); | |
ddee5e46 | 5609 | d_print_comp (dpi, options, dc->u.s_binary.left); |
d5031754 DD |
5610 | return; |
5611 | ||
5612 | case DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS: | |
5613 | d_append_string (dpi, "global destructors keyed to "); | |
ddee5e46 | 5614 | d_print_comp (dpi, options, dc->u.s_binary.left); |
d5031754 DD |
5615 | return; |
5616 | ||
664aa91f DD |
5617 | case DEMANGLE_COMPONENT_LAMBDA: |
5618 | d_append_string (dpi, "{lambda("); | |
ddee5e46 | 5619 | d_print_comp (dpi, options, dc->u.s_unary_num.sub); |
664aa91f DD |
5620 | d_append_string (dpi, ")#"); |
5621 | d_append_num (dpi, dc->u.s_unary_num.num + 1); | |
5622 | d_append_char (dpi, '}'); | |
5623 | return; | |
5624 | ||
5625 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: | |
5626 | d_append_string (dpi, "{unnamed type#"); | |
5627 | d_append_num (dpi, dc->u.s_number.number + 1); | |
5628 | d_append_char (dpi, '}'); | |
5629 | return; | |
5630 | ||
7955ede5 DD |
5631 | case DEMANGLE_COMPONENT_CLONE: |
5632 | d_print_comp (dpi, options, d_left (dc)); | |
5633 | d_append_string (dpi, " [clone "); | |
5634 | d_print_comp (dpi, options, d_right (dc)); | |
5635 | d_append_char (dpi, ']'); | |
5636 | return; | |
5637 | ||
d00edca5 DD |
5638 | default: |
5639 | d_print_error (dpi); | |
5640 | return; | |
5641 | } | |
eb383413 L |
5642 | } |
5643 | ||
91662bad | 5644 | static void |
5645 | d_print_comp (struct d_print_info *dpi, int options, | |
5646 | const struct demangle_component *dc) | |
5647 | { | |
5648 | struct d_component_stack self; | |
5649 | ||
5650 | self.dc = dc; | |
5651 | self.parent = dpi->component_stack; | |
5652 | dpi->component_stack = &self; | |
5653 | ||
5654 | d_print_comp_inner (dpi, options, dc); | |
5655 | ||
5656 | dpi->component_stack = self.parent; | |
5657 | } | |
5658 | ||
b6fb00c0 DD |
5659 | /* Print a Java dentifier. For Java we try to handle encoded extended |
5660 | Unicode characters. The C++ ABI doesn't mention Unicode encoding, | |
5661 | so we don't it for C++. Characters are encoded as | |
5662 | __U<hex-char>+_. */ | |
eb383413 | 5663 | |
d00edca5 | 5664 | static void |
9334f9c6 | 5665 | d_print_java_identifier (struct d_print_info *dpi, const char *name, int len) |
eb383413 | 5666 | { |
b6fb00c0 DD |
5667 | const char *p; |
5668 | const char *end; | |
eb383413 | 5669 | |
b6fb00c0 DD |
5670 | end = name + len; |
5671 | for (p = name; p < end; ++p) | |
5672 | { | |
5673 | if (end - p > 3 | |
5674 | && p[0] == '_' | |
5675 | && p[1] == '_' | |
5676 | && p[2] == 'U') | |
eb383413 | 5677 | { |
b6fb00c0 DD |
5678 | unsigned long c; |
5679 | const char *q; | |
5680 | ||
5681 | c = 0; | |
5682 | for (q = p + 3; q < end; ++q) | |
d00edca5 | 5683 | { |
b6fb00c0 DD |
5684 | int dig; |
5685 | ||
5686 | if (IS_DIGIT (*q)) | |
5687 | dig = *q - '0'; | |
5688 | else if (*q >= 'A' && *q <= 'F') | |
5689 | dig = *q - 'A' + 10; | |
5690 | else if (*q >= 'a' && *q <= 'f') | |
5691 | dig = *q - 'a' + 10; | |
5692 | else | |
5693 | break; | |
eb383413 | 5694 | |
b6fb00c0 DD |
5695 | c = c * 16 + dig; |
5696 | } | |
5697 | /* If the Unicode character is larger than 256, we don't try | |
5698 | to deal with it here. FIXME. */ | |
5699 | if (q < end && *q == '_' && c < 256) | |
5700 | { | |
5701 | d_append_char (dpi, c); | |
5702 | p = q; | |
5703 | continue; | |
d00edca5 | 5704 | } |
d00edca5 | 5705 | } |
b6fb00c0 DD |
5706 | |
5707 | d_append_char (dpi, *p); | |
eb383413 | 5708 | } |
eb383413 L |
5709 | } |
5710 | ||
858b45cf DD |
5711 | /* Print a list of modifiers. SUFFIX is 1 if we are printing |
5712 | qualifiers on this after printing a function. */ | |
eb383413 | 5713 | |
d00edca5 | 5714 | static void |
ddee5e46 | 5715 | d_print_mod_list (struct d_print_info *dpi, int options, |
9334f9c6 | 5716 | struct d_print_mod *mods, int suffix) |
eb383413 | 5717 | { |
331c3da2 DD |
5718 | struct d_print_template *hold_dpt; |
5719 | ||
858b45cf | 5720 | if (mods == NULL || d_print_saw_error (dpi)) |
d00edca5 | 5721 | return; |
eb383413 | 5722 | |
858b45cf DD |
5723 | if (mods->printed |
5724 | || (! suffix | |
a4ddf8dc | 5725 | && (is_fnqual_component_type (mods->mod->type)))) |
858b45cf | 5726 | { |
ddee5e46 | 5727 | d_print_mod_list (dpi, options, mods->next, suffix); |
858b45cf DD |
5728 | return; |
5729 | } | |
5730 | ||
331c3da2 DD |
5731 | mods->printed = 1; |
5732 | ||
5733 | hold_dpt = dpi->templates; | |
5734 | dpi->templates = mods->templates; | |
5735 | ||
59727473 | 5736 | if (mods->mod->type == DEMANGLE_COMPONENT_FUNCTION_TYPE) |
eb383413 | 5737 | { |
ddee5e46 | 5738 | d_print_function_type (dpi, options, mods->mod, mods->next); |
331c3da2 | 5739 | dpi->templates = hold_dpt; |
d00edca5 DD |
5740 | return; |
5741 | } | |
59727473 | 5742 | else if (mods->mod->type == DEMANGLE_COMPONENT_ARRAY_TYPE) |
d00edca5 | 5743 | { |
ddee5e46 | 5744 | d_print_array_type (dpi, options, mods->mod, mods->next); |
331c3da2 | 5745 | dpi->templates = hold_dpt; |
d00edca5 DD |
5746 | return; |
5747 | } | |
59727473 | 5748 | else if (mods->mod->type == DEMANGLE_COMPONENT_LOCAL_NAME) |
d4edd112 DD |
5749 | { |
5750 | struct d_print_mod *hold_modifiers; | |
59727473 | 5751 | struct demangle_component *dc; |
d4edd112 DD |
5752 | |
5753 | /* When this is on the modifier stack, we have pulled any | |
5754 | qualifiers off the right argument already. Otherwise, we | |
5755 | print it as usual, but don't let the left argument see any | |
5756 | modifiers. */ | |
5757 | ||
5758 | hold_modifiers = dpi->modifiers; | |
5759 | dpi->modifiers = NULL; | |
ddee5e46 | 5760 | d_print_comp (dpi, options, d_left (mods->mod)); |
d4edd112 DD |
5761 | dpi->modifiers = hold_modifiers; |
5762 | ||
ddee5e46 | 5763 | if ((options & DMGL_JAVA) == 0) |
208c1674 | 5764 | d_append_string (dpi, "::"); |
b6fb00c0 DD |
5765 | else |
5766 | d_append_char (dpi, '.'); | |
d4edd112 DD |
5767 | |
5768 | dc = d_right (mods->mod); | |
664aa91f DD |
5769 | |
5770 | if (dc->type == DEMANGLE_COMPONENT_DEFAULT_ARG) | |
5771 | { | |
5772 | d_append_string (dpi, "{default arg#"); | |
5773 | d_append_num (dpi, dc->u.s_unary_num.num + 1); | |
5774 | d_append_string (dpi, "}::"); | |
5775 | dc = dc->u.s_unary_num.sub; | |
5776 | } | |
5777 | ||
a4ddf8dc | 5778 | while (is_fnqual_component_type (dc->type)) |
d4edd112 DD |
5779 | dc = d_left (dc); |
5780 | ||
ddee5e46 | 5781 | d_print_comp (dpi, options, dc); |
d4edd112 DD |
5782 | |
5783 | dpi->templates = hold_dpt; | |
5784 | return; | |
5785 | } | |
eb383413 | 5786 | |
ddee5e46 | 5787 | d_print_mod (dpi, options, mods->mod); |
eb383413 | 5788 | |
331c3da2 DD |
5789 | dpi->templates = hold_dpt; |
5790 | ||
ddee5e46 | 5791 | d_print_mod_list (dpi, options, mods->next, suffix); |
eb383413 | 5792 | } |
331c3da2 | 5793 | |
d00edca5 | 5794 | /* Print a modifier. */ |
eb383413 | 5795 | |
d00edca5 | 5796 | static void |
ddee5e46 | 5797 | d_print_mod (struct d_print_info *dpi, int options, |
9334f9c6 | 5798 | const struct demangle_component *mod) |
d00edca5 DD |
5799 | { |
5800 | switch (mod->type) | |
5801 | { | |
59727473 DD |
5802 | case DEMANGLE_COMPONENT_RESTRICT: |
5803 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
208c1674 | 5804 | d_append_string (dpi, " restrict"); |
d00edca5 | 5805 | return; |
59727473 DD |
5806 | case DEMANGLE_COMPONENT_VOLATILE: |
5807 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
208c1674 | 5808 | d_append_string (dpi, " volatile"); |
d00edca5 | 5809 | return; |
59727473 DD |
5810 | case DEMANGLE_COMPONENT_CONST: |
5811 | case DEMANGLE_COMPONENT_CONST_THIS: | |
208c1674 | 5812 | d_append_string (dpi, " const"); |
d00edca5 | 5813 | return; |
e9a38816 JM |
5814 | case DEMANGLE_COMPONENT_TRANSACTION_SAFE: |
5815 | d_append_string (dpi, " transaction_safe"); | |
5816 | return; | |
a4ddf8dc JM |
5817 | case DEMANGLE_COMPONENT_NOEXCEPT: |
5818 | d_append_string (dpi, " noexcept"); | |
5819 | if (d_right (mod)) | |
5820 | { | |
5821 | d_append_char (dpi, '('); | |
5822 | d_print_comp (dpi, options, d_right (mod)); | |
5823 | d_append_char (dpi, ')'); | |
5824 | } | |
5825 | return; | |
5826 | case DEMANGLE_COMPONENT_THROW_SPEC: | |
5827 | d_append_string (dpi, " throw"); | |
5828 | if (d_right (mod)) | |
5829 | { | |
5830 | d_append_char (dpi, '('); | |
5831 | d_print_comp (dpi, options, d_right (mod)); | |
5832 | d_append_char (dpi, ')'); | |
5833 | } | |
5834 | return; | |
59727473 | 5835 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
d00edca5 | 5836 | d_append_char (dpi, ' '); |
ddee5e46 | 5837 | d_print_comp (dpi, options, d_right (mod)); |
d00edca5 | 5838 | return; |
59727473 | 5839 | case DEMANGLE_COMPONENT_POINTER: |
d00edca5 | 5840 | /* There is no pointer symbol in Java. */ |
ddee5e46 | 5841 | if ((options & DMGL_JAVA) == 0) |
d00edca5 DD |
5842 | d_append_char (dpi, '*'); |
5843 | return; | |
3a4d2339 DD |
5844 | case DEMANGLE_COMPONENT_REFERENCE_THIS: |
5845 | /* For the ref-qualifier, put a space before the &. */ | |
5846 | d_append_char (dpi, ' '); | |
41f225de | 5847 | /* FALLTHRU */ |
59727473 | 5848 | case DEMANGLE_COMPONENT_REFERENCE: |
d00edca5 DD |
5849 | d_append_char (dpi, '&'); |
5850 | return; | |
3a4d2339 DD |
5851 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS: |
5852 | d_append_char (dpi, ' '); | |
41f225de | 5853 | /* FALLTHRU */ |
8969a67f DD |
5854 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
5855 | d_append_string (dpi, "&&"); | |
5856 | return; | |
59727473 | 5857 | case DEMANGLE_COMPONENT_COMPLEX: |
208c1674 | 5858 | d_append_string (dpi, "complex "); |
d00edca5 | 5859 | return; |
59727473 | 5860 | case DEMANGLE_COMPONENT_IMAGINARY: |
208c1674 | 5861 | d_append_string (dpi, "imaginary "); |
d00edca5 | 5862 | return; |
59727473 | 5863 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
858b45cf | 5864 | if (d_last_char (dpi) != '(') |
d00edca5 | 5865 | d_append_char (dpi, ' '); |
ddee5e46 | 5866 | d_print_comp (dpi, options, d_left (mod)); |
208c1674 | 5867 | d_append_string (dpi, "::*"); |
d00edca5 | 5868 | return; |
59727473 | 5869 | case DEMANGLE_COMPONENT_TYPED_NAME: |
ddee5e46 | 5870 | d_print_comp (dpi, options, d_left (mod)); |
d00edca5 | 5871 | return; |
cbc43128 | 5872 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
f9b58c5b | 5873 | d_append_string (dpi, " __vector("); |
ddee5e46 | 5874 | d_print_comp (dpi, options, d_left (mod)); |
f9b58c5b | 5875 | d_append_char (dpi, ')'); |
cbc43128 DD |
5876 | return; |
5877 | ||
d00edca5 DD |
5878 | default: |
5879 | /* Otherwise, we have something that won't go back on the | |
5880 | modifier stack, so we can just print it. */ | |
ddee5e46 | 5881 | d_print_comp (dpi, options, mod); |
d00edca5 DD |
5882 | return; |
5883 | } | |
5884 | } | |
eb383413 | 5885 | |
d00edca5 | 5886 | /* Print a function type, except for the return type. */ |
eb383413 | 5887 | |
d00edca5 | 5888 | static void |
ddee5e46 | 5889 | d_print_function_type (struct d_print_info *dpi, int options, |
9334f9c6 DD |
5890 | const struct demangle_component *dc, |
5891 | struct d_print_mod *mods) | |
eb383413 | 5892 | { |
331c3da2 | 5893 | int need_paren; |
2d733211 | 5894 | int need_space; |
331c3da2 | 5895 | struct d_print_mod *p; |
d4edd112 | 5896 | struct d_print_mod *hold_modifiers; |
331c3da2 DD |
5897 | |
5898 | need_paren = 0; | |
2d733211 | 5899 | need_space = 0; |
331c3da2 | 5900 | for (p = mods; p != NULL; p = p->next) |
d00edca5 | 5901 | { |
331c3da2 DD |
5902 | if (p->printed) |
5903 | break; | |
eb383413 | 5904 | |
331c3da2 | 5905 | switch (p->mod->type) |
d00edca5 | 5906 | { |
2d733211 DD |
5907 | case DEMANGLE_COMPONENT_POINTER: |
5908 | case DEMANGLE_COMPONENT_REFERENCE: | |
8969a67f | 5909 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
2d733211 DD |
5910 | need_paren = 1; |
5911 | break; | |
59727473 DD |
5912 | case DEMANGLE_COMPONENT_RESTRICT: |
5913 | case DEMANGLE_COMPONENT_VOLATILE: | |
5914 | case DEMANGLE_COMPONENT_CONST: | |
5915 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: | |
59727473 DD |
5916 | case DEMANGLE_COMPONENT_COMPLEX: |
5917 | case DEMANGLE_COMPONENT_IMAGINARY: | |
5918 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: | |
2d733211 | 5919 | need_space = 1; |
331c3da2 DD |
5920 | need_paren = 1; |
5921 | break; | |
a4ddf8dc | 5922 | FNQUAL_COMPONENT_CASE: |
858b45cf | 5923 | break; |
331c3da2 DD |
5924 | default: |
5925 | break; | |
d00edca5 | 5926 | } |
331c3da2 DD |
5927 | if (need_paren) |
5928 | break; | |
5929 | } | |
eb383413 | 5930 | |
331c3da2 | 5931 | if (need_paren) |
858b45cf | 5932 | { |
2d733211 | 5933 | if (! need_space) |
858b45cf | 5934 | { |
2d733211 DD |
5935 | if (d_last_char (dpi) != '(' |
5936 | && d_last_char (dpi) != '*') | |
5937 | need_space = 1; | |
858b45cf | 5938 | } |
2d733211 DD |
5939 | if (need_space && d_last_char (dpi) != ' ') |
5940 | d_append_char (dpi, ' '); | |
858b45cf DD |
5941 | d_append_char (dpi, '('); |
5942 | } | |
eb383413 | 5943 | |
d4edd112 DD |
5944 | hold_modifiers = dpi->modifiers; |
5945 | dpi->modifiers = NULL; | |
5946 | ||
ddee5e46 | 5947 | d_print_mod_list (dpi, options, mods, 0); |
eb383413 | 5948 | |
331c3da2 DD |
5949 | if (need_paren) |
5950 | d_append_char (dpi, ')'); | |
eb383413 | 5951 | |
d00edca5 | 5952 | d_append_char (dpi, '('); |
eb383413 | 5953 | |
d00edca5 | 5954 | if (d_right (dc) != NULL) |
ddee5e46 | 5955 | d_print_comp (dpi, options, d_right (dc)); |
eb383413 | 5956 | |
d00edca5 | 5957 | d_append_char (dpi, ')'); |
858b45cf | 5958 | |
ddee5e46 | 5959 | d_print_mod_list (dpi, options, mods, 1); |
d4edd112 DD |
5960 | |
5961 | dpi->modifiers = hold_modifiers; | |
d00edca5 | 5962 | } |
eb383413 | 5963 | |
d00edca5 | 5964 | /* Print an array type, except for the element type. */ |
eb383413 | 5965 | |
d00edca5 | 5966 | static void |
ddee5e46 | 5967 | d_print_array_type (struct d_print_info *dpi, int options, |
9334f9c6 DD |
5968 | const struct demangle_component *dc, |
5969 | struct d_print_mod *mods) | |
d00edca5 DD |
5970 | { |
5971 | int need_space; | |
eb383413 | 5972 | |
d00edca5 DD |
5973 | need_space = 1; |
5974 | if (mods != NULL) | |
eb383413 | 5975 | { |
d00edca5 DD |
5976 | int need_paren; |
5977 | struct d_print_mod *p; | |
03d5f569 | 5978 | |
d00edca5 DD |
5979 | need_paren = 0; |
5980 | for (p = mods; p != NULL; p = p->next) | |
eb383413 | 5981 | { |
74aee4eb | 5982 | if (! p->printed) |
eb383413 | 5983 | { |
74aee4eb DD |
5984 | if (p->mod->type == DEMANGLE_COMPONENT_ARRAY_TYPE) |
5985 | { | |
5986 | need_space = 0; | |
5987 | break; | |
5988 | } | |
5989 | else | |
5990 | { | |
5991 | need_paren = 1; | |
5992 | need_space = 1; | |
5993 | break; | |
5994 | } | |
eb383413 | 5995 | } |
d00edca5 | 5996 | } |
eb383413 | 5997 | |
d00edca5 | 5998 | if (need_paren) |
208c1674 | 5999 | d_append_string (dpi, " ("); |
eb383413 | 6000 | |
ddee5e46 | 6001 | d_print_mod_list (dpi, options, mods, 0); |
eb383413 | 6002 | |
d00edca5 DD |
6003 | if (need_paren) |
6004 | d_append_char (dpi, ')'); | |
6005 | } | |
eb383413 | 6006 | |
d00edca5 DD |
6007 | if (need_space) |
6008 | d_append_char (dpi, ' '); | |
03d5f569 | 6009 | |
d00edca5 | 6010 | d_append_char (dpi, '['); |
03d5f569 | 6011 | |
d00edca5 | 6012 | if (d_left (dc) != NULL) |
ddee5e46 | 6013 | d_print_comp (dpi, options, d_left (dc)); |
eb383413 | 6014 | |
d00edca5 DD |
6015 | d_append_char (dpi, ']'); |
6016 | } | |
eb383413 | 6017 | |
d00edca5 | 6018 | /* Print an operator in an expression. */ |
eb383413 | 6019 | |
d00edca5 | 6020 | static void |
ddee5e46 | 6021 | d_print_expr_op (struct d_print_info *dpi, int options, |
9334f9c6 | 6022 | const struct demangle_component *dc) |
d00edca5 | 6023 | { |
59727473 | 6024 | if (dc->type == DEMANGLE_COMPONENT_OPERATOR) |
b6fb00c0 DD |
6025 | d_append_buffer (dpi, dc->u.s_operator.op->name, |
6026 | dc->u.s_operator.op->len); | |
d00edca5 | 6027 | else |
ddee5e46 | 6028 | d_print_comp (dpi, options, dc); |
eb383413 L |
6029 | } |
6030 | ||
d00edca5 | 6031 | /* Print a cast. */ |
eb383413 | 6032 | |
d00edca5 | 6033 | static void |
ddee5e46 | 6034 | d_print_cast (struct d_print_info *dpi, int options, |
c4be2641 PA |
6035 | const struct demangle_component *dc) |
6036 | { | |
6037 | d_print_comp (dpi, options, d_left (dc)); | |
6038 | } | |
6039 | ||
6040 | /* Print a conversion operator. */ | |
6041 | ||
6042 | static void | |
6043 | d_print_conversion (struct d_print_info *dpi, int options, | |
6044 | const struct demangle_component *dc) | |
eb383413 | 6045 | { |
492e19d0 | 6046 | struct d_print_template dpt; |
331c3da2 | 6047 | |
c4be2641 | 6048 | /* For a conversion operator, we need the template parameters from |
492e19d0 | 6049 | the enclosing template in scope for processing the type. */ |
6050 | if (dpi->current_template != NULL) | |
6051 | { | |
d00edca5 DD |
6052 | dpt.next = dpi->templates; |
6053 | dpi->templates = &dpt; | |
492e19d0 | 6054 | dpt.template_decl = dpi->current_template; |
6055 | } | |
0976f6a7 | 6056 | |
492e19d0 | 6057 | if (d_left (dc)->type != DEMANGLE_COMPONENT_TEMPLATE) |
6058 | { | |
6059 | d_print_comp (dpi, options, d_left (dc)); | |
6060 | if (dpi->current_template != NULL) | |
6061 | dpi->templates = dpt.next; | |
6062 | } | |
6063 | else | |
6064 | { | |
ddee5e46 | 6065 | d_print_comp (dpi, options, d_left (d_left (dc))); |
0976f6a7 | 6066 | |
492e19d0 | 6067 | /* For a templated cast operator, we need to remove the template |
6068 | parameters from scope after printing the operator name, | |
6069 | so we need to handle the template printing here. */ | |
6070 | if (dpi->current_template != NULL) | |
6071 | dpi->templates = dpt.next; | |
eb383413 | 6072 | |
858b45cf DD |
6073 | if (d_last_char (dpi) == '<') |
6074 | d_append_char (dpi, ' '); | |
d00edca5 | 6075 | d_append_char (dpi, '<'); |
ddee5e46 | 6076 | d_print_comp (dpi, options, d_right (d_left (dc))); |
d00edca5 DD |
6077 | /* Avoid generating two consecutive '>' characters, to avoid |
6078 | the C++ syntactic ambiguity. */ | |
858b45cf | 6079 | if (d_last_char (dpi) == '>') |
d00edca5 DD |
6080 | d_append_char (dpi, ' '); |
6081 | d_append_char (dpi, '>'); | |
eb383413 | 6082 | } |
d00edca5 DD |
6083 | } |
6084 | ||
6085 | /* Initialize the information structure we use to pass around | |
6086 | information. */ | |
6087 | ||
59727473 DD |
6088 | CP_STATIC_IF_GLIBCPP_V3 |
6089 | void | |
9334f9c6 DD |
6090 | cplus_demangle_init_info (const char *mangled, int options, size_t len, |
6091 | struct d_info *di) | |
eb383413 | 6092 | { |
d00edca5 | 6093 | di->s = mangled; |
b6fb00c0 | 6094 | di->send = mangled + len; |
d00edca5 | 6095 | di->options = options; |
eb383413 | 6096 | |
d00edca5 DD |
6097 | di->n = mangled; |
6098 | ||
6099 | /* We can not need more components than twice the number of chars in | |
6100 | the mangled string. Most components correspond directly to | |
6101 | chars, but the ARGLIST types are exceptions. */ | |
6102 | di->num_comps = 2 * len; | |
d00edca5 DD |
6103 | di->next_comp = 0; |
6104 | ||
6105 | /* Similarly, we can not need more substitutions than there are | |
331c3da2 DD |
6106 | chars in the mangled string. */ |
6107 | di->num_subs = len; | |
d00edca5 | 6108 | di->next_sub = 0; |
b6fb00c0 | 6109 | di->did_subs = 0; |
d00edca5 DD |
6110 | |
6111 | di->last_name = NULL; | |
6112 | ||
b6fb00c0 | 6113 | di->expansion = 0; |
492e19d0 | 6114 | di->is_expression = 0; |
6115 | di->is_conversion = 0; | |
eb383413 L |
6116 | } |
6117 | ||
208c1674 DD |
6118 | /* Internal implementation for the demangler. If MANGLED is a g++ v3 ABI |
6119 | mangled name, return strings in repeated callback giving the demangled | |
6120 | name. OPTIONS is the usual libiberty demangler options. On success, | |
6121 | this returns 1. On failure, returns 0. */ | |
eb383413 | 6122 | |
208c1674 DD |
6123 | static int |
6124 | d_demangle_callback (const char *mangled, int options, | |
6125 | demangle_callbackref callback, void *opaque) | |
eb383413 | 6126 | { |
d5031754 DD |
6127 | enum |
6128 | { | |
6129 | DCT_TYPE, | |
6130 | DCT_MANGLED, | |
6131 | DCT_GLOBAL_CTORS, | |
6132 | DCT_GLOBAL_DTORS | |
6133 | } | |
6134 | type; | |
d00edca5 | 6135 | struct d_info di; |
59727473 | 6136 | struct demangle_component *dc; |
208c1674 | 6137 | int status; |
d00edca5 DD |
6138 | |
6139 | if (mangled[0] == '_' && mangled[1] == 'Z') | |
d5031754 | 6140 | type = DCT_MANGLED; |
d00edca5 DD |
6141 | else if (strncmp (mangled, "_GLOBAL_", 8) == 0 |
6142 | && (mangled[8] == '.' || mangled[8] == '_' || mangled[8] == '$') | |
6143 | && (mangled[9] == 'D' || mangled[9] == 'I') | |
6144 | && mangled[10] == '_') | |
d5031754 | 6145 | type = mangled[9] == 'I' ? DCT_GLOBAL_CTORS : DCT_GLOBAL_DTORS; |
eb383413 L |
6146 | else |
6147 | { | |
d00edca5 | 6148 | if ((options & DMGL_TYPES) == 0) |
208c1674 | 6149 | return 0; |
d5031754 | 6150 | type = DCT_TYPE; |
eb383413 L |
6151 | } |
6152 | ||
208c1674 | 6153 | cplus_demangle_init_info (mangled, options, strlen (mangled), &di); |
03d5f569 | 6154 | |
b6fb00c0 DD |
6155 | { |
6156 | #ifdef CP_DYNAMIC_ARRAYS | |
59727473 DD |
6157 | __extension__ struct demangle_component comps[di.num_comps]; |
6158 | __extension__ struct demangle_component *subs[di.num_subs]; | |
b6fb00c0 | 6159 | |
208c1674 DD |
6160 | di.comps = comps; |
6161 | di.subs = subs; | |
b6fb00c0 | 6162 | #else |
208c1674 DD |
6163 | di.comps = alloca (di.num_comps * sizeof (*di.comps)); |
6164 | di.subs = alloca (di.num_subs * sizeof (*di.subs)); | |
b6fb00c0 DD |
6165 | #endif |
6166 | ||
d5031754 DD |
6167 | switch (type) |
6168 | { | |
6169 | case DCT_TYPE: | |
6170 | dc = cplus_demangle_type (&di); | |
6171 | break; | |
6172 | case DCT_MANGLED: | |
6173 | dc = cplus_demangle_mangled_name (&di, 1); | |
6174 | break; | |
6175 | case DCT_GLOBAL_CTORS: | |
6176 | case DCT_GLOBAL_DTORS: | |
6177 | d_advance (&di, 11); | |
6178 | dc = d_make_comp (&di, | |
6179 | (type == DCT_GLOBAL_CTORS | |
6180 | ? DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS | |
6181 | : DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS), | |
a0692e36 | 6182 | d_make_demangle_mangled_name (&di, d_str (&di)), |
d5031754 DD |
6183 | NULL); |
6184 | d_advance (&di, strlen (d_str (&di))); | |
6185 | break; | |
8458514f | 6186 | default: |
6187 | abort (); /* We have listed all the cases. */ | |
d5031754 | 6188 | } |
d00edca5 | 6189 | |
b6fb00c0 DD |
6190 | /* If DMGL_PARAMS is set, then if we didn't consume the entire |
6191 | mangled string, then we didn't successfully demangle it. If | |
6192 | DMGL_PARAMS is not set, we didn't look at the trailing | |
6193 | parameters. */ | |
6194 | if (((options & DMGL_PARAMS) != 0) && d_peek_char (&di) != '\0') | |
6195 | dc = NULL; | |
24afc00d | 6196 | |
d00edca5 | 6197 | #ifdef CP_DEMANGLE_DEBUG |
208c1674 | 6198 | d_dump (dc, 0); |
d00edca5 DD |
6199 | #endif |
6200 | ||
208c1674 DD |
6201 | status = (dc != NULL) |
6202 | ? cplus_demangle_print_callback (options, dc, callback, opaque) | |
6203 | : 0; | |
6204 | } | |
03d5f569 | 6205 | |
208c1674 DD |
6206 | return status; |
6207 | } | |
03d5f569 | 6208 | |
208c1674 DD |
6209 | /* Entry point for the demangler. If MANGLED is a g++ v3 ABI mangled |
6210 | name, return a buffer allocated with malloc holding the demangled | |
6211 | name. OPTIONS is the usual libiberty demangler options. On | |
6212 | success, this sets *PALC to the allocated size of the returned | |
6213 | buffer. On failure, this sets *PALC to 0 for a bad name, or 1 for | |
6214 | a memory allocation failure, and returns NULL. */ | |
b6fb00c0 | 6215 | |
208c1674 DD |
6216 | static char * |
6217 | d_demangle (const char *mangled, int options, size_t *palc) | |
6218 | { | |
6219 | struct d_growable_string dgs; | |
6220 | int status; | |
03d5f569 | 6221 | |
208c1674 DD |
6222 | d_growable_string_init (&dgs, 0); |
6223 | ||
6224 | status = d_demangle_callback (mangled, options, | |
6225 | d_growable_string_callback_adapter, &dgs); | |
6226 | if (status == 0) | |
6227 | { | |
6228 | free (dgs.buf); | |
6229 | *palc = 0; | |
6230 | return NULL; | |
6231 | } | |
6232 | ||
ffe7cfdf | 6233 | *palc = dgs.allocation_failure ? 1 : dgs.alc; |
208c1674 | 6234 | return dgs.buf; |
eb383413 L |
6235 | } |
6236 | ||
0c4460bb | 6237 | #if defined(IN_LIBGCC2) || defined(IN_GLIBCPP_V3) |
d00edca5 | 6238 | |
9334f9c6 | 6239 | extern char *__cxa_demangle (const char *, char *, size_t *, int *); |
03d5f569 | 6240 | |
d00edca5 DD |
6241 | /* ia64 ABI-mandated entry point in the C++ runtime library for |
6242 | performing demangling. MANGLED_NAME is a NUL-terminated character | |
6243 | string containing the name to be demangled. | |
03d5f569 JM |
6244 | |
6245 | OUTPUT_BUFFER is a region of memory, allocated with malloc, of | |
6246 | *LENGTH bytes, into which the demangled name is stored. If | |
6247 | OUTPUT_BUFFER is not long enough, it is expanded using realloc. | |
6248 | OUTPUT_BUFFER may instead be NULL; in that case, the demangled name | |
d00edca5 | 6249 | is placed in a region of memory allocated with malloc. |
03d5f569 | 6250 | |
208c1674 | 6251 | If LENGTH is non-NULL, the length of the buffer containing the |
d00edca5 | 6252 | demangled name, is placed in *LENGTH. |
03d5f569 JM |
6253 | |
6254 | The return value is a pointer to the start of the NUL-terminated | |
6255 | demangled name, or NULL if the demangling fails. The caller is | |
d00edca5 | 6256 | responsible for deallocating this memory using free. |
03d5f569 JM |
6257 | |
6258 | *STATUS is set to one of the following values: | |
6259 | 0: The demangling operation succeeded. | |
d00edca5 | 6260 | -1: A memory allocation failure occurred. |
03d5f569 JM |
6261 | -2: MANGLED_NAME is not a valid name under the C++ ABI mangling rules. |
6262 | -3: One of the arguments is invalid. | |
6263 | ||
d00edca5 | 6264 | The demangling is performed using the C++ ABI mangling rules, with |
03d5f569 JM |
6265 | GNU extensions. */ |
6266 | ||
6267 | char * | |
9334f9c6 DD |
6268 | __cxa_demangle (const char *mangled_name, char *output_buffer, |
6269 | size_t *length, int *status) | |
03d5f569 | 6270 | { |
d00edca5 DD |
6271 | char *demangled; |
6272 | size_t alc; | |
03d5f569 | 6273 | |
d00edca5 DD |
6274 | if (mangled_name == NULL) |
6275 | { | |
74aee4eb DD |
6276 | if (status != NULL) |
6277 | *status = -3; | |
03d5f569 JM |
6278 | return NULL; |
6279 | } | |
03d5f569 | 6280 | |
d00edca5 | 6281 | if (output_buffer != NULL && length == NULL) |
03d5f569 | 6282 | { |
74aee4eb DD |
6283 | if (status != NULL) |
6284 | *status = -3; | |
d00edca5 | 6285 | return NULL; |
03d5f569 | 6286 | } |
d00edca5 | 6287 | |
74aee4eb | 6288 | demangled = d_demangle (mangled_name, DMGL_PARAMS | DMGL_TYPES, &alc); |
d00edca5 DD |
6289 | |
6290 | if (demangled == NULL) | |
03d5f569 | 6291 | { |
74aee4eb DD |
6292 | if (status != NULL) |
6293 | { | |
6294 | if (alc == 1) | |
6295 | *status = -1; | |
6296 | else | |
6297 | *status = -2; | |
6298 | } | |
03d5f569 JM |
6299 | return NULL; |
6300 | } | |
d00edca5 DD |
6301 | |
6302 | if (output_buffer == NULL) | |
6303 | { | |
6304 | if (length != NULL) | |
6305 | *length = alc; | |
6306 | } | |
03d5f569 | 6307 | else |
03d5f569 | 6308 | { |
d00edca5 DD |
6309 | if (strlen (demangled) < *length) |
6310 | { | |
6311 | strcpy (output_buffer, demangled); | |
6312 | free (demangled); | |
6313 | demangled = output_buffer; | |
6314 | } | |
6315 | else | |
6316 | { | |
6317 | free (output_buffer); | |
6318 | *length = alc; | |
6319 | } | |
03d5f569 | 6320 | } |
d00edca5 | 6321 | |
74aee4eb DD |
6322 | if (status != NULL) |
6323 | *status = 0; | |
d00edca5 DD |
6324 | |
6325 | return demangled; | |
03d5f569 JM |
6326 | } |
6327 | ||
208c1674 DD |
6328 | extern int __gcclibcxx_demangle_callback (const char *, |
6329 | void (*) | |
6330 | (const char *, size_t, void *), | |
6331 | void *); | |
6332 | ||
6333 | /* Alternative, allocationless entry point in the C++ runtime library | |
6334 | for performing demangling. MANGLED_NAME is a NUL-terminated character | |
6335 | string containing the name to be demangled. | |
6336 | ||
6337 | CALLBACK is a callback function, called with demangled string | |
6338 | segments as demangling progresses; it is called at least once, | |
6339 | but may be called more than once. OPAQUE is a generalized pointer | |
6340 | used as a callback argument. | |
6341 | ||
6342 | The return code is one of the following values, equivalent to | |
6343 | the STATUS values of __cxa_demangle() (excluding -1, since this | |
6344 | function performs no memory allocations): | |
6345 | 0: The demangling operation succeeded. | |
6346 | -2: MANGLED_NAME is not a valid name under the C++ ABI mangling rules. | |
6347 | -3: One of the arguments is invalid. | |
6348 | ||
6349 | The demangling is performed using the C++ ABI mangling rules, with | |
6350 | GNU extensions. */ | |
6351 | ||
6352 | int | |
6353 | __gcclibcxx_demangle_callback (const char *mangled_name, | |
6354 | void (*callback) (const char *, size_t, void *), | |
6355 | void *opaque) | |
6356 | { | |
6357 | int status; | |
6358 | ||
6359 | if (mangled_name == NULL || callback == NULL) | |
6360 | return -3; | |
6361 | ||
6362 | status = d_demangle_callback (mangled_name, DMGL_PARAMS | DMGL_TYPES, | |
6363 | callback, opaque); | |
6364 | if (status == 0) | |
6365 | return -2; | |
6366 | ||
6367 | return 0; | |
6368 | } | |
6369 | ||
0c4460bb | 6370 | #else /* ! (IN_LIBGCC2 || IN_GLIBCPP_V3) */ |
03d5f569 | 6371 | |
d00edca5 DD |
6372 | /* Entry point for libiberty demangler. If MANGLED is a g++ v3 ABI |
6373 | mangled name, return a buffer allocated with malloc holding the | |
6374 | demangled name. Otherwise, return NULL. */ | |
eb383413 L |
6375 | |
6376 | char * | |
208c1674 | 6377 | cplus_demangle_v3 (const char *mangled, int options) |
eb383413 | 6378 | { |
d00edca5 | 6379 | size_t alc; |
849ee224 | 6380 | |
d00edca5 | 6381 | return d_demangle (mangled, options, &alc); |
eb383413 L |
6382 | } |
6383 | ||
208c1674 DD |
6384 | int |
6385 | cplus_demangle_v3_callback (const char *mangled, int options, | |
6386 | demangle_callbackref callback, void *opaque) | |
6387 | { | |
6388 | return d_demangle_callback (mangled, options, callback, opaque); | |
6389 | } | |
6390 | ||
bc9bf259 DD |
6391 | /* Demangle a Java symbol. Java uses a subset of the V3 ABI C++ mangling |
6392 | conventions, but the output formatting is a little different. | |
208c1674 DD |
6393 | This instructs the C++ demangler not to emit pointer characters ("*"), to |
6394 | use Java's namespace separator symbol ("." instead of "::"), and to output | |
6395 | JArray<TYPE> as TYPE[]. */ | |
bc9bf259 DD |
6396 | |
6397 | char * | |
208c1674 | 6398 | java_demangle_v3 (const char *mangled) |
bc9bf259 | 6399 | { |
d00edca5 | 6400 | size_t alc; |
bc9bf259 | 6401 | |
208c1674 DD |
6402 | return d_demangle (mangled, DMGL_JAVA | DMGL_PARAMS | DMGL_RET_POSTFIX, &alc); |
6403 | } | |
f2160d2b | 6404 | |
208c1674 DD |
6405 | int |
6406 | java_demangle_v3_callback (const char *mangled, | |
6407 | demangle_callbackref callback, void *opaque) | |
6408 | { | |
6409 | return d_demangle_callback (mangled, | |
6410 | DMGL_JAVA | DMGL_PARAMS | DMGL_RET_POSTFIX, | |
6411 | callback, opaque); | |
bc9bf259 DD |
6412 | } |
6413 | ||
0c4460bb | 6414 | #endif /* IN_LIBGCC2 || IN_GLIBCPP_V3 */ |
03d5f569 | 6415 | |
2a9dffbf | 6416 | #ifndef IN_GLIBCPP_V3 |
d00edca5 DD |
6417 | |
6418 | /* Demangle a string in order to find out whether it is a constructor | |
6419 | or destructor. Return non-zero on success. Set *CTOR_KIND and | |
6420 | *DTOR_KIND appropriately. */ | |
6421 | ||
6422 | static int | |
9334f9c6 DD |
6423 | is_ctor_or_dtor (const char *mangled, |
6424 | enum gnu_v3_ctor_kinds *ctor_kind, | |
6425 | enum gnu_v3_dtor_kinds *dtor_kind) | |
e61231f1 | 6426 | { |
d00edca5 | 6427 | struct d_info di; |
59727473 | 6428 | struct demangle_component *dc; |
858b45cf | 6429 | int ret; |
e61231f1 | 6430 | |
d00edca5 DD |
6431 | *ctor_kind = (enum gnu_v3_ctor_kinds) 0; |
6432 | *dtor_kind = (enum gnu_v3_dtor_kinds) 0; | |
6433 | ||
59727473 | 6434 | cplus_demangle_init_info (mangled, DMGL_GNU_V3, strlen (mangled), &di); |
e61231f1 | 6435 | |
b6fb00c0 DD |
6436 | { |
6437 | #ifdef CP_DYNAMIC_ARRAYS | |
59727473 DD |
6438 | __extension__ struct demangle_component comps[di.num_comps]; |
6439 | __extension__ struct demangle_component *subs[di.num_subs]; | |
b6fb00c0 | 6440 | |
208c1674 DD |
6441 | di.comps = comps; |
6442 | di.subs = subs; | |
b6fb00c0 | 6443 | #else |
208c1674 DD |
6444 | di.comps = alloca (di.num_comps * sizeof (*di.comps)); |
6445 | di.subs = alloca (di.num_subs * sizeof (*di.subs)); | |
b6fb00c0 | 6446 | #endif |
d00edca5 | 6447 | |
59727473 | 6448 | dc = cplus_demangle_mangled_name (&di, 1); |
d35d0cd4 | 6449 | |
b6fb00c0 DD |
6450 | /* Note that because we did not pass DMGL_PARAMS, we don't expect |
6451 | to demangle the entire string. */ | |
e61231f1 | 6452 | |
b6fb00c0 DD |
6453 | ret = 0; |
6454 | while (dc != NULL) | |
6455 | { | |
6456 | switch (dc->type) | |
6457 | { | |
3a4d2339 DD |
6458 | /* These cannot appear on a constructor or destructor. */ |
6459 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
6460 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
6461 | case DEMANGLE_COMPONENT_CONST_THIS: | |
6462 | case DEMANGLE_COMPONENT_REFERENCE_THIS: | |
6463 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE_THIS: | |
b6fb00c0 DD |
6464 | default: |
6465 | dc = NULL; | |
6466 | break; | |
59727473 DD |
6467 | case DEMANGLE_COMPONENT_TYPED_NAME: |
6468 | case DEMANGLE_COMPONENT_TEMPLATE: | |
b6fb00c0 DD |
6469 | dc = d_left (dc); |
6470 | break; | |
59727473 DD |
6471 | case DEMANGLE_COMPONENT_QUAL_NAME: |
6472 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
b6fb00c0 DD |
6473 | dc = d_right (dc); |
6474 | break; | |
59727473 | 6475 | case DEMANGLE_COMPONENT_CTOR: |
b6fb00c0 DD |
6476 | *ctor_kind = dc->u.s_ctor.kind; |
6477 | ret = 1; | |
6478 | dc = NULL; | |
6479 | break; | |
59727473 | 6480 | case DEMANGLE_COMPONENT_DTOR: |
b6fb00c0 DD |
6481 | *dtor_kind = dc->u.s_dtor.kind; |
6482 | ret = 1; | |
6483 | dc = NULL; | |
6484 | break; | |
6485 | } | |
6486 | } | |
b6fb00c0 | 6487 | } |
858b45cf DD |
6488 | |
6489 | return ret; | |
e61231f1 JB |
6490 | } |
6491 | ||
d00edca5 DD |
6492 | /* Return whether NAME is the mangled form of a g++ V3 ABI constructor |
6493 | name. A non-zero return indicates the type of constructor. */ | |
e61231f1 | 6494 | |
e61231f1 | 6495 | enum gnu_v3_ctor_kinds |
9334f9c6 | 6496 | is_gnu_v3_mangled_ctor (const char *name) |
e61231f1 | 6497 | { |
d00edca5 DD |
6498 | enum gnu_v3_ctor_kinds ctor_kind; |
6499 | enum gnu_v3_dtor_kinds dtor_kind; | |
e61231f1 | 6500 | |
d00edca5 | 6501 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
585cc78f | 6502 | return (enum gnu_v3_ctor_kinds) 0; |
d00edca5 | 6503 | return ctor_kind; |
e61231f1 JB |
6504 | } |
6505 | ||
6506 | ||
d00edca5 DD |
6507 | /* Return whether NAME is the mangled form of a g++ V3 ABI destructor |
6508 | name. A non-zero return indicates the type of destructor. */ | |
6509 | ||
e61231f1 | 6510 | enum gnu_v3_dtor_kinds |
9334f9c6 | 6511 | is_gnu_v3_mangled_dtor (const char *name) |
e61231f1 | 6512 | { |
d00edca5 DD |
6513 | enum gnu_v3_ctor_kinds ctor_kind; |
6514 | enum gnu_v3_dtor_kinds dtor_kind; | |
e61231f1 | 6515 | |
d00edca5 | 6516 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
585cc78f | 6517 | return (enum gnu_v3_dtor_kinds) 0; |
d00edca5 | 6518 | return dtor_kind; |
e61231f1 JB |
6519 | } |
6520 | ||
d00edca5 | 6521 | #endif /* IN_GLIBCPP_V3 */ |
e61231f1 | 6522 | |
eb383413 L |
6523 | #ifdef STANDALONE_DEMANGLER |
6524 | ||
6525 | #include "getopt.h" | |
d00edca5 DD |
6526 | #include "dyn-string.h" |
6527 | ||
e064c173 | 6528 | static void print_usage (FILE* fp, int exit_value); |
eb383413 | 6529 | |
d00edca5 DD |
6530 | #define IS_ALPHA(CHAR) \ |
6531 | (((CHAR) >= 'a' && (CHAR) <= 'z') \ | |
6532 | || ((CHAR) >= 'A' && (CHAR) <= 'Z')) | |
eb383413 L |
6533 | |
6534 | /* Non-zero if CHAR is a character than can occur in a mangled name. */ | |
6535 | #define is_mangled_char(CHAR) \ | |
74bcd529 DD |
6536 | (IS_ALPHA (CHAR) || IS_DIGIT (CHAR) \ |
6537 | || (CHAR) == '_' || (CHAR) == '.' || (CHAR) == '$') | |
eb383413 L |
6538 | |
6539 | /* The name of this program, as invoked. */ | |
6540 | const char* program_name; | |
6541 | ||
6542 | /* Prints usage summary to FP and then exits with EXIT_VALUE. */ | |
6543 | ||
6544 | static void | |
9334f9c6 | 6545 | print_usage (FILE* fp, int exit_value) |
eb383413 L |
6546 | { |
6547 | fprintf (fp, "Usage: %s [options] [names ...]\n", program_name); | |
74bcd529 | 6548 | fprintf (fp, "Options:\n"); |
eb383413 | 6549 | fprintf (fp, " -h,--help Display this message.\n"); |
6d95373e | 6550 | fprintf (fp, " -p,--no-params Don't display function parameters\n"); |
eb383413 L |
6551 | fprintf (fp, " -v,--verbose Produce verbose demanglings.\n"); |
6552 | fprintf (fp, "If names are provided, they are demangled. Otherwise filters standard input.\n"); | |
6553 | ||
6554 | exit (exit_value); | |
6555 | } | |
6556 | ||
6557 | /* Option specification for getopt_long. */ | |
c23795e2 | 6558 | static const struct option long_options[] = |
eb383413 | 6559 | { |
6d95373e DD |
6560 | { "help", no_argument, NULL, 'h' }, |
6561 | { "no-params", no_argument, NULL, 'p' }, | |
6562 | { "verbose", no_argument, NULL, 'v' }, | |
6563 | { NULL, no_argument, NULL, 0 }, | |
eb383413 L |
6564 | }; |
6565 | ||
6566 | /* Main entry for a demangling filter executable. It will demangle | |
6567 | its command line arguments, if any. If none are provided, it will | |
6568 | filter stdin to stdout, replacing any recognized mangled C++ names | |
6569 | with their demangled equivalents. */ | |
6570 | ||
6571 | int | |
9334f9c6 | 6572 | main (int argc, char *argv[]) |
eb383413 | 6573 | { |
eb383413 L |
6574 | int i; |
6575 | int opt_char; | |
d00edca5 | 6576 | int options = DMGL_PARAMS | DMGL_ANSI | DMGL_TYPES; |
eb383413 L |
6577 | |
6578 | /* Use the program name of this program, as invoked. */ | |
6579 | program_name = argv[0]; | |
6580 | ||
6581 | /* Parse options. */ | |
6582 | do | |
6583 | { | |
6d95373e | 6584 | opt_char = getopt_long (argc, argv, "hpv", long_options, NULL); |
eb383413 L |
6585 | switch (opt_char) |
6586 | { | |
6587 | case '?': /* Unrecognized option. */ | |
6588 | print_usage (stderr, 1); | |
6589 | break; | |
6590 | ||
6591 | case 'h': | |
6592 | print_usage (stdout, 0); | |
6593 | break; | |
6594 | ||
6d95373e DD |
6595 | case 'p': |
6596 | options &= ~ DMGL_PARAMS; | |
6597 | break; | |
6598 | ||
eb383413 | 6599 | case 'v': |
d00edca5 | 6600 | options |= DMGL_VERBOSE; |
eb383413 L |
6601 | break; |
6602 | } | |
6603 | } | |
6604 | while (opt_char != -1); | |
6605 | ||
6606 | if (optind == argc) | |
6607 | /* No command line arguments were provided. Filter stdin. */ | |
6608 | { | |
6609 | dyn_string_t mangled = dyn_string_new (3); | |
d00edca5 | 6610 | char *s; |
eb383413 L |
6611 | |
6612 | /* Read all of input. */ | |
6613 | while (!feof (stdin)) | |
6614 | { | |
d00edca5 | 6615 | char c; |
eb383413 L |
6616 | |
6617 | /* Pile characters into mangled until we hit one that can't | |
6618 | occur in a mangled name. */ | |
6619 | c = getchar (); | |
6620 | while (!feof (stdin) && is_mangled_char (c)) | |
6621 | { | |
6622 | dyn_string_append_char (mangled, c); | |
6623 | if (feof (stdin)) | |
6624 | break; | |
6625 | c = getchar (); | |
6626 | } | |
6627 | ||
d00edca5 | 6628 | if (dyn_string_length (mangled) > 0) |
03d5f569 | 6629 | { |
74aee4eb DD |
6630 | #ifdef IN_GLIBCPP_V3 |
6631 | s = __cxa_demangle (dyn_string_buf (mangled), NULL, NULL, NULL); | |
6632 | #else | |
d00edca5 | 6633 | s = cplus_demangle_v3 (dyn_string_buf (mangled), options); |
74aee4eb | 6634 | #endif |
d00edca5 DD |
6635 | |
6636 | if (s != NULL) | |
6637 | { | |
6638 | fputs (s, stdout); | |
6639 | free (s); | |
6640 | } | |
6641 | else | |
6642 | { | |
6643 | /* It might not have been a mangled name. Print the | |
6644 | original text. */ | |
6645 | fputs (dyn_string_buf (mangled), stdout); | |
6646 | } | |
6647 | ||
6648 | dyn_string_clear (mangled); | |
03d5f569 | 6649 | } |
eb383413 L |
6650 | |
6651 | /* If we haven't hit EOF yet, we've read one character that | |
6652 | can't occur in a mangled name, so print it out. */ | |
6653 | if (!feof (stdin)) | |
6654 | putchar (c); | |
eb383413 L |
6655 | } |
6656 | ||
6657 | dyn_string_delete (mangled); | |
eb383413 L |
6658 | } |
6659 | else | |
6660 | /* Demangle command line arguments. */ | |
6661 | { | |
eb383413 L |
6662 | /* Loop over command line arguments. */ |
6663 | for (i = optind; i < argc; ++i) | |
6664 | { | |
d00edca5 | 6665 | char *s; |
74aee4eb DD |
6666 | #ifdef IN_GLIBCPP_V3 |
6667 | int status; | |
6668 | #endif | |
d00edca5 | 6669 | |
eb383413 | 6670 | /* Attempt to demangle. */ |
74aee4eb DD |
6671 | #ifdef IN_GLIBCPP_V3 |
6672 | s = __cxa_demangle (argv[i], NULL, NULL, &status); | |
6673 | #else | |
d00edca5 | 6674 | s = cplus_demangle_v3 (argv[i], options); |
74aee4eb | 6675 | #endif |
eb383413 L |
6676 | |
6677 | /* If it worked, print the demangled name. */ | |
d00edca5 | 6678 | if (s != NULL) |
03d5f569 | 6679 | { |
d00edca5 DD |
6680 | printf ("%s\n", s); |
6681 | free (s); | |
03d5f569 | 6682 | } |
d00edca5 | 6683 | else |
74aee4eb DD |
6684 | { |
6685 | #ifdef IN_GLIBCPP_V3 | |
6686 | fprintf (stderr, "Failed: %s (status %d)\n", argv[i], status); | |
6687 | #else | |
6688 | fprintf (stderr, "Failed: %s\n", argv[i]); | |
6689 | #endif | |
6690 | } | |
eb383413 | 6691 | } |
eb383413 L |
6692 | } |
6693 | ||
6694 | return 0; | |
6695 | } | |
6696 | ||
6697 | #endif /* STANDALONE_DEMANGLER */ |