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