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