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bd6946d1 | 1 | /* Demangler for g++ V3 ABI. |
f2e6f32e | 2 | Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 |
8935c4b3 | 3 | Free Software Foundation, Inc. |
bd6946d1 | 4 | Written by Ian Lance Taylor <ian@wasabisystems.com>. |
69afa80d | 5 | |
2b81b2c9 | 6 | This file is part of the libiberty library, which is part of GCC. |
759e8187 | 7 | |
2b81b2c9 | 8 | This file is free software; you can redistribute it and/or modify |
69afa80d AS |
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 | ||
b3dd43df MM |
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 | ||
69afa80d AS |
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 | |
ee58dffd | 29 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. |
69afa80d AS |
30 | */ |
31 | ||
a51753e4 ILT |
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) | |
456cc5cf SB |
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) | |
a51753e4 ILT |
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 | ||
5e777af5 ILT |
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 | |
456cc5cf | 58 | demangle_callbackref |
5e777af5 ILT |
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 | |
456cc5cf | 65 | cplus_demangle_print_callback |
5e777af5 ILT |
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 | ||
a51753e4 ILT |
71 | Preprocessor macros you can define while compiling this file: |
72 | ||
73 | IN_LIBGCC2 | |
456cc5cf | 74 | If defined, this file defines the following functions, q.v.: |
a51753e4 ILT |
75 | char *__cxa_demangle (const char *mangled, char *buf, size_t *len, |
76 | int *status) | |
456cc5cf SB |
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](). | |
a51753e4 ILT |
83 | |
84 | IN_GLIBCPP_V3 | |
456cc5cf SB |
85 | If defined, this file defines only __cxa_demangle() and |
86 | __gcclibcxx_demangle_callback(), and no other publically visible | |
87 | functions or variables. | |
a51753e4 ILT |
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 | ||
456cc5cf SB |
98 | #if defined (_AIX) && !defined (__GNUC__) |
99 | #pragma alloca | |
100 | #endif | |
101 | ||
69afa80d AS |
102 | #ifdef HAVE_CONFIG_H |
103 | #include "config.h" | |
104 | #endif | |
105 | ||
bd6946d1 | 106 | #include <stdio.h> |
8502a100 | 107 | |
69afa80d AS |
108 | #ifdef HAVE_STDLIB_H |
109 | #include <stdlib.h> | |
110 | #endif | |
69afa80d AS |
111 | #ifdef HAVE_STRING_H |
112 | #include <string.h> | |
113 | #endif | |
114 | ||
456cc5cf SB |
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 | ||
69afa80d AS |
127 | #include "ansidecl.h" |
128 | #include "libiberty.h" | |
7eb23b1f | 129 | #include "demangle.h" |
5e777af5 ILT |
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 | |
9486db4f | 141 | static int d_fill_name (struct demangle_component *, const char *, int); |
5e777af5 ILT |
142 | |
143 | #define cplus_demangle_fill_extended_operator d_fill_extended_operator | |
144 | static int | |
9486db4f GDR |
145 | d_fill_extended_operator (struct demangle_component *, int, |
146 | struct demangle_component *); | |
5e777af5 ILT |
147 | |
148 | #define cplus_demangle_fill_ctor d_fill_ctor | |
149 | static int | |
9486db4f GDR |
150 | d_fill_ctor (struct demangle_component *, enum gnu_v3_ctor_kinds, |
151 | struct demangle_component *); | |
5e777af5 ILT |
152 | |
153 | #define cplus_demangle_fill_dtor d_fill_dtor | |
154 | static int | |
9486db4f GDR |
155 | d_fill_dtor (struct demangle_component *, enum gnu_v3_dtor_kinds, |
156 | struct demangle_component *); | |
5e777af5 ILT |
157 | |
158 | #define cplus_demangle_mangled_name d_mangled_name | |
9486db4f | 159 | static struct demangle_component *d_mangled_name (struct d_info *, int); |
5e777af5 ILT |
160 | |
161 | #define cplus_demangle_type d_type | |
9486db4f | 162 | static struct demangle_component *d_type (struct d_info *); |
5e777af5 ILT |
163 | |
164 | #define cplus_demangle_print d_print | |
9486db4f | 165 | static char *d_print (int, const struct demangle_component *, int, size_t *); |
5e777af5 | 166 | |
456cc5cf SB |
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 | ||
5e777af5 | 171 | #define cplus_demangle_init_info d_init_info |
9486db4f | 172 | static void d_init_info (const char *, int, size_t, struct d_info *); |
5e777af5 ILT |
173 | |
174 | #else /* ! defined(IN_GLIBCPP_V3) */ | |
175 | #define CP_STATIC_IF_GLIBCPP_V3 | |
176 | #endif /* ! defined(IN_GLIBCPP_V3) */ | |
69afa80d | 177 | |
2d6c4025 ILT |
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 | ||
a51753e4 ILT |
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. | |
bd6946d1 | 196 | |
a51753e4 | 197 | As of this writing this file has the following undefined references |
456cc5cf SB |
198 | when compiled with -DIN_GLIBCPP_V3: realloc, free, memcpy, strcpy, |
199 | strcat, strlen. */ | |
bd6946d1 | 200 | |
bd6946d1 | 201 | #define IS_DIGIT(c) ((c) >= '0' && (c) <= '9') |
a51753e4 ILT |
202 | #define IS_UPPER(c) ((c) >= 'A' && (c) <= 'Z') |
203 | #define IS_LOWER(c) ((c) >= 'a' && (c) <= 'z') | |
051664b0 | 204 | |
31e0ab1f AS |
205 | /* The prefix prepended by GCC to an identifier represnting the |
206 | anonymous namespace. */ | |
207 | #define ANONYMOUS_NAMESPACE_PREFIX "_GLOBAL_" | |
bd6946d1 ILT |
208 | #define ANONYMOUS_NAMESPACE_PREFIX_LEN \ |
209 | (sizeof (ANONYMOUS_NAMESPACE_PREFIX) - 1) | |
31e0ab1f | 210 | |
374caa50 ILT |
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; | |
2d6c4025 ILT |
219 | /* The length of the simple expansion. */ |
220 | int simple_len; | |
374caa50 ILT |
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; | |
2d6c4025 ILT |
224 | /* The length of the full expansion. */ |
225 | int full_len; | |
374caa50 ILT |
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; | |
2d6c4025 ILT |
230 | /* The length of set_last_name. */ |
231 | int set_last_name_len; | |
374caa50 ILT |
232 | }; |
233 | ||
5e777af5 | 234 | /* Accessors for subtrees of struct demangle_component. */ |
69afa80d | 235 | |
bd6946d1 ILT |
236 | #define d_left(dc) ((dc)->u.s_binary.left) |
237 | #define d_right(dc) ((dc)->u.s_binary.right) | |
238 | ||
bd6946d1 | 239 | /* A list of templates. This is used while printing. */ |
69afa80d | 240 | |
bd6946d1 ILT |
241 | struct d_print_template |
242 | { | |
243 | /* Next template on the list. */ | |
244 | struct d_print_template *next; | |
245 | /* This template. */ | |
d7cf8390 | 246 | const struct demangle_component *template_decl; |
bd6946d1 | 247 | }; |
69afa80d | 248 | |
bd6946d1 | 249 | /* A list of type modifiers. This is used while printing. */ |
69afa80d | 250 | |
bd6946d1 ILT |
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. */ | |
5e777af5 | 257 | const struct demangle_component *mod; |
bd6946d1 ILT |
258 | /* Whether this modifier was printed. */ |
259 | int printed; | |
81dc098b ILT |
260 | /* The list of templates which applies to this modifier. */ |
261 | struct d_print_template *templates; | |
bd6946d1 | 262 | }; |
69afa80d | 263 | |
456cc5cf | 264 | /* We use these structures to hold information during printing. */ |
bd6946d1 | 265 | |
456cc5cf | 266 | struct d_growable_string |
bd6946d1 | 267 | { |
bd6946d1 ILT |
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; | |
456cc5cf SB |
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 | { | |
456cc5cf SB |
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; | |
bd6946d1 ILT |
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; | |
456cc5cf SB |
298 | /* Set to 1 if we saw a demangling error. */ |
299 | int demangle_failure; | |
38179091 JM |
300 | /* The current index into any template argument packs we are using |
301 | for printing. */ | |
302 | int pack_index; | |
9c4d7e52 JJ |
303 | /* Number of d_print_flush calls so far. */ |
304 | unsigned long int flush_count; | |
bd6946d1 | 305 | }; |
7dce2eff | 306 | |
69afa80d | 307 | #ifdef CP_DEMANGLE_DEBUG |
9486db4f | 308 | static void d_dump (struct demangle_component *, int); |
69afa80d | 309 | #endif |
5e777af5 ILT |
310 | |
311 | static struct demangle_component * | |
9486db4f | 312 | d_make_empty (struct d_info *); |
5e777af5 ILT |
313 | |
314 | static struct demangle_component * | |
9486db4f GDR |
315 | d_make_comp (struct d_info *, enum demangle_component_type, |
316 | struct demangle_component *, | |
317 | struct demangle_component *); | |
5e777af5 ILT |
318 | |
319 | static struct demangle_component * | |
9486db4f | 320 | d_make_name (struct d_info *, const char *, int); |
5e777af5 | 321 | |
431f321f L |
322 | static struct demangle_component * |
323 | d_make_demangle_mangled_name (struct d_info *, const char *); | |
324 | ||
5e777af5 | 325 | static struct demangle_component * |
9486db4f GDR |
326 | d_make_builtin_type (struct d_info *, |
327 | const struct demangle_builtin_type_info *); | |
5e777af5 ILT |
328 | |
329 | static struct demangle_component * | |
9486db4f GDR |
330 | d_make_operator (struct d_info *, |
331 | const struct demangle_operator_info *); | |
5e777af5 ILT |
332 | |
333 | static struct demangle_component * | |
9486db4f GDR |
334 | d_make_extended_operator (struct d_info *, int, |
335 | struct demangle_component *); | |
5e777af5 ILT |
336 | |
337 | static struct demangle_component * | |
9486db4f GDR |
338 | d_make_ctor (struct d_info *, enum gnu_v3_ctor_kinds, |
339 | struct demangle_component *); | |
5e777af5 ILT |
340 | |
341 | static struct demangle_component * | |
9486db4f GDR |
342 | d_make_dtor (struct d_info *, enum gnu_v3_dtor_kinds, |
343 | struct demangle_component *); | |
5e777af5 ILT |
344 | |
345 | static struct demangle_component * | |
9486db4f | 346 | d_make_template_param (struct d_info *, long); |
5e777af5 ILT |
347 | |
348 | static struct demangle_component * | |
9486db4f | 349 | d_make_sub (struct d_info *, const char *, int); |
5e777af5 ILT |
350 | |
351 | static int | |
9486db4f | 352 | has_return_type (struct demangle_component *); |
5e777af5 ILT |
353 | |
354 | static int | |
9486db4f | 355 | is_ctor_dtor_or_conversion (struct demangle_component *); |
5e777af5 | 356 | |
9486db4f | 357 | static struct demangle_component *d_encoding (struct d_info *, int); |
5e777af5 | 358 | |
9486db4f | 359 | static struct demangle_component *d_name (struct d_info *); |
5e777af5 | 360 | |
9486db4f | 361 | static struct demangle_component *d_nested_name (struct d_info *); |
5e777af5 | 362 | |
9486db4f | 363 | static struct demangle_component *d_prefix (struct d_info *); |
5e777af5 | 364 | |
9486db4f | 365 | static struct demangle_component *d_unqualified_name (struct d_info *); |
5e777af5 | 366 | |
9486db4f | 367 | static struct demangle_component *d_source_name (struct d_info *); |
5e777af5 | 368 | |
9486db4f | 369 | static long d_number (struct d_info *); |
5e777af5 | 370 | |
9486db4f | 371 | static struct demangle_component *d_identifier (struct d_info *, int); |
5e777af5 | 372 | |
9486db4f | 373 | static struct demangle_component *d_operator_name (struct d_info *); |
5e777af5 | 374 | |
9486db4f | 375 | static struct demangle_component *d_special_name (struct d_info *); |
5e777af5 | 376 | |
9486db4f | 377 | static int d_call_offset (struct d_info *, int); |
5e777af5 | 378 | |
9486db4f | 379 | static struct demangle_component *d_ctor_dtor_name (struct d_info *); |
5e777af5 ILT |
380 | |
381 | static struct demangle_component ** | |
9486db4f | 382 | d_cv_qualifiers (struct d_info *, struct demangle_component **, int); |
5e777af5 ILT |
383 | |
384 | static struct demangle_component * | |
9486db4f | 385 | d_function_type (struct d_info *); |
5e777af5 ILT |
386 | |
387 | static struct demangle_component * | |
9486db4f | 388 | d_bare_function_type (struct d_info *, int); |
5e777af5 ILT |
389 | |
390 | static struct demangle_component * | |
9486db4f | 391 | d_class_enum_type (struct d_info *); |
5e777af5 | 392 | |
9486db4f | 393 | static struct demangle_component *d_array_type (struct d_info *); |
5e777af5 | 394 | |
abfe01ce JM |
395 | static struct demangle_component *d_vector_type (struct d_info *); |
396 | ||
5e777af5 | 397 | static struct demangle_component * |
9486db4f | 398 | d_pointer_to_member_type (struct d_info *); |
5e777af5 ILT |
399 | |
400 | static struct demangle_component * | |
9486db4f | 401 | d_template_param (struct d_info *); |
5e777af5 | 402 | |
9486db4f | 403 | static struct demangle_component *d_template_args (struct d_info *); |
5e777af5 ILT |
404 | |
405 | static struct demangle_component * | |
9486db4f | 406 | d_template_arg (struct d_info *); |
5e777af5 | 407 | |
9486db4f | 408 | static struct demangle_component *d_expression (struct d_info *); |
5e777af5 | 409 | |
9486db4f | 410 | static struct demangle_component *d_expr_primary (struct d_info *); |
5e777af5 | 411 | |
9486db4f | 412 | static struct demangle_component *d_local_name (struct d_info *); |
5e777af5 | 413 | |
9486db4f | 414 | static int d_discriminator (struct d_info *); |
5e777af5 | 415 | |
d5f4eddd JM |
416 | static struct demangle_component *d_lambda (struct d_info *); |
417 | ||
418 | static struct demangle_component *d_unnamed_type (struct d_info *); | |
419 | ||
2d2b02c4 CC |
420 | static struct demangle_component * |
421 | d_clone_suffix (struct d_info *, struct demangle_component *); | |
422 | ||
5e777af5 | 423 | static int |
9486db4f | 424 | d_add_substitution (struct d_info *, struct demangle_component *); |
5e777af5 | 425 | |
9486db4f | 426 | static struct demangle_component *d_substitution (struct d_info *, int); |
5e777af5 | 427 | |
456cc5cf | 428 | static void d_growable_string_init (struct d_growable_string *, size_t); |
5e777af5 | 429 | |
456cc5cf SB |
430 | static inline void |
431 | d_growable_string_resize (struct d_growable_string *, size_t); | |
5e777af5 | 432 | |
456cc5cf SB |
433 | static inline void |
434 | d_growable_string_append_buffer (struct d_growable_string *, | |
435 | const char *, size_t); | |
5e777af5 | 436 | static void |
456cc5cf SB |
437 | d_growable_string_callback_adapter (const char *, size_t, void *); |
438 | ||
439 | static void | |
743a99db | 440 | d_print_init (struct d_print_info *, demangle_callbackref, void *); |
456cc5cf SB |
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); | |
5e777af5 | 449 | |
456cc5cf SB |
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 *); | |
5e777af5 ILT |
456 | |
457 | static void | |
743a99db | 458 | d_print_comp (struct d_print_info *, int, const struct demangle_component *); |
5e777af5 ILT |
459 | |
460 | static void | |
9486db4f | 461 | d_print_java_identifier (struct d_print_info *, const char *, int); |
5e777af5 ILT |
462 | |
463 | static void | |
743a99db | 464 | d_print_mod_list (struct d_print_info *, int, struct d_print_mod *, int); |
5e777af5 ILT |
465 | |
466 | static void | |
743a99db | 467 | d_print_mod (struct d_print_info *, int, const struct demangle_component *); |
5e777af5 ILT |
468 | |
469 | static void | |
743a99db | 470 | d_print_function_type (struct d_print_info *, int, |
9486db4f GDR |
471 | const struct demangle_component *, |
472 | struct d_print_mod *); | |
5e777af5 ILT |
473 | |
474 | static void | |
743a99db | 475 | d_print_array_type (struct d_print_info *, int, |
9486db4f GDR |
476 | const struct demangle_component *, |
477 | struct d_print_mod *); | |
5e777af5 ILT |
478 | |
479 | static void | |
743a99db | 480 | d_print_expr_op (struct d_print_info *, int, const struct demangle_component *); |
5e777af5 ILT |
481 | |
482 | static void | |
743a99db | 483 | d_print_cast (struct d_print_info *, int, const struct demangle_component *); |
5e777af5 | 484 | |
456cc5cf SB |
485 | static int d_demangle_callback (const char *, int, |
486 | demangle_callbackref, void *); | |
9486db4f | 487 | static char *d_demangle (const char *, int, size_t *); |
bd6946d1 | 488 | |
69afa80d | 489 | #ifdef CP_DEMANGLE_DEBUG |
bd6946d1 ILT |
490 | |
491 | static void | |
9486db4f | 492 | d_dump (struct demangle_component *dc, int indent) |
69afa80d AS |
493 | { |
494 | int i; | |
69afa80d | 495 | |
bd6946d1 | 496 | if (dc == NULL) |
456cc5cf SB |
497 | { |
498 | if (indent == 0) | |
499 | printf ("failed demangling\n"); | |
500 | return; | |
501 | } | |
bd6946d1 ILT |
502 | |
503 | for (i = 0; i < indent; ++i) | |
504 | putchar (' '); | |
505 | ||
506 | switch (dc->type) | |
507 | { | |
5e777af5 | 508 | case DEMANGLE_COMPONENT_NAME: |
bd6946d1 ILT |
509 | printf ("name '%.*s'\n", dc->u.s_name.len, dc->u.s_name.s); |
510 | return; | |
5e777af5 | 511 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: |
bd6946d1 ILT |
512 | printf ("template parameter %ld\n", dc->u.s_number.number); |
513 | return; | |
5e777af5 | 514 | case DEMANGLE_COMPONENT_CTOR: |
bd6946d1 ILT |
515 | printf ("constructor %d\n", (int) dc->u.s_ctor.kind); |
516 | d_dump (dc->u.s_ctor.name, indent + 2); | |
517 | return; | |
5e777af5 | 518 | case DEMANGLE_COMPONENT_DTOR: |
bd6946d1 ILT |
519 | printf ("destructor %d\n", (int) dc->u.s_dtor.kind); |
520 | d_dump (dc->u.s_dtor.name, indent + 2); | |
521 | return; | |
5e777af5 | 522 | case DEMANGLE_COMPONENT_SUB_STD: |
bd6946d1 ILT |
523 | printf ("standard substitution %s\n", dc->u.s_string.string); |
524 | return; | |
5e777af5 | 525 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: |
bd6946d1 ILT |
526 | printf ("builtin type %s\n", dc->u.s_builtin.type->name); |
527 | return; | |
5e777af5 | 528 | case DEMANGLE_COMPONENT_OPERATOR: |
bd6946d1 ILT |
529 | printf ("operator %s\n", dc->u.s_operator.op->name); |
530 | return; | |
5e777af5 | 531 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
bd6946d1 ILT |
532 | printf ("extended operator with %d args\n", |
533 | dc->u.s_extended_operator.args); | |
534 | d_dump (dc->u.s_extended_operator.name, indent + 2); | |
535 | return; | |
536 | ||
5e777af5 | 537 | case DEMANGLE_COMPONENT_QUAL_NAME: |
bd6946d1 ILT |
538 | printf ("qualified name\n"); |
539 | break; | |
5e777af5 | 540 | case DEMANGLE_COMPONENT_LOCAL_NAME: |
a91d1af0 ILT |
541 | printf ("local name\n"); |
542 | break; | |
5e777af5 | 543 | case DEMANGLE_COMPONENT_TYPED_NAME: |
bd6946d1 ILT |
544 | printf ("typed name\n"); |
545 | break; | |
5e777af5 | 546 | case DEMANGLE_COMPONENT_TEMPLATE: |
bd6946d1 ILT |
547 | printf ("template\n"); |
548 | break; | |
5e777af5 | 549 | case DEMANGLE_COMPONENT_VTABLE: |
bd6946d1 ILT |
550 | printf ("vtable\n"); |
551 | break; | |
5e777af5 | 552 | case DEMANGLE_COMPONENT_VTT: |
bd6946d1 ILT |
553 | printf ("VTT\n"); |
554 | break; | |
5e777af5 | 555 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
bd6946d1 ILT |
556 | printf ("construction vtable\n"); |
557 | break; | |
5e777af5 | 558 | case DEMANGLE_COMPONENT_TYPEINFO: |
bd6946d1 ILT |
559 | printf ("typeinfo\n"); |
560 | break; | |
5e777af5 | 561 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: |
bd6946d1 ILT |
562 | printf ("typeinfo name\n"); |
563 | break; | |
5e777af5 | 564 | case DEMANGLE_COMPONENT_TYPEINFO_FN: |
bd6946d1 ILT |
565 | printf ("typeinfo function\n"); |
566 | break; | |
5e777af5 | 567 | case DEMANGLE_COMPONENT_THUNK: |
bd6946d1 ILT |
568 | printf ("thunk\n"); |
569 | break; | |
5e777af5 | 570 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: |
bd6946d1 ILT |
571 | printf ("virtual thunk\n"); |
572 | break; | |
5e777af5 | 573 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: |
bd6946d1 ILT |
574 | printf ("covariant thunk\n"); |
575 | break; | |
5e777af5 | 576 | case DEMANGLE_COMPONENT_JAVA_CLASS: |
bd6946d1 ILT |
577 | printf ("java class\n"); |
578 | break; | |
5e777af5 | 579 | case DEMANGLE_COMPONENT_GUARD: |
bd6946d1 ILT |
580 | printf ("guard\n"); |
581 | break; | |
5e777af5 | 582 | case DEMANGLE_COMPONENT_REFTEMP: |
bd6946d1 ILT |
583 | printf ("reference temporary\n"); |
584 | break; | |
15da2806 RH |
585 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
586 | printf ("hidden alias\n"); | |
587 | break; | |
0a35513e AH |
588 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
589 | printf ("transaction clone\n"); | |
590 | break; | |
591 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
592 | printf ("non-transaction clone\n"); | |
593 | break; | |
5e777af5 | 594 | case DEMANGLE_COMPONENT_RESTRICT: |
bd6946d1 ILT |
595 | printf ("restrict\n"); |
596 | break; | |
5e777af5 | 597 | case DEMANGLE_COMPONENT_VOLATILE: |
bd6946d1 ILT |
598 | printf ("volatile\n"); |
599 | break; | |
5e777af5 | 600 | case DEMANGLE_COMPONENT_CONST: |
bd6946d1 ILT |
601 | printf ("const\n"); |
602 | break; | |
5e777af5 | 603 | case DEMANGLE_COMPONENT_RESTRICT_THIS: |
a51753e4 ILT |
604 | printf ("restrict this\n"); |
605 | break; | |
5e777af5 | 606 | case DEMANGLE_COMPONENT_VOLATILE_THIS: |
a51753e4 ILT |
607 | printf ("volatile this\n"); |
608 | break; | |
5e777af5 | 609 | case DEMANGLE_COMPONENT_CONST_THIS: |
a51753e4 ILT |
610 | printf ("const this\n"); |
611 | break; | |
5e777af5 | 612 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
bd6946d1 ILT |
613 | printf ("vendor type qualifier\n"); |
614 | break; | |
5e777af5 | 615 | case DEMANGLE_COMPONENT_POINTER: |
bd6946d1 ILT |
616 | printf ("pointer\n"); |
617 | break; | |
5e777af5 | 618 | case DEMANGLE_COMPONENT_REFERENCE: |
bd6946d1 ILT |
619 | printf ("reference\n"); |
620 | break; | |
1ab28be5 DG |
621 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
622 | printf ("rvalue reference\n"); | |
623 | break; | |
5e777af5 | 624 | case DEMANGLE_COMPONENT_COMPLEX: |
bd6946d1 ILT |
625 | printf ("complex\n"); |
626 | break; | |
5e777af5 | 627 | case DEMANGLE_COMPONENT_IMAGINARY: |
bd6946d1 ILT |
628 | printf ("imaginary\n"); |
629 | break; | |
5e777af5 | 630 | case DEMANGLE_COMPONENT_VENDOR_TYPE: |
bd6946d1 ILT |
631 | printf ("vendor type\n"); |
632 | break; | |
5e777af5 | 633 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
bd6946d1 ILT |
634 | printf ("function type\n"); |
635 | break; | |
5e777af5 | 636 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
bd6946d1 ILT |
637 | printf ("array type\n"); |
638 | break; | |
5e777af5 | 639 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
bd6946d1 ILT |
640 | printf ("pointer to member type\n"); |
641 | break; | |
07523e7c JM |
642 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
643 | printf ("fixed-point type\n"); | |
644 | break; | |
5e777af5 | 645 | case DEMANGLE_COMPONENT_ARGLIST: |
bd6946d1 ILT |
646 | printf ("argument list\n"); |
647 | break; | |
5e777af5 | 648 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: |
bd6946d1 ILT |
649 | printf ("template argument list\n"); |
650 | break; | |
5e777af5 | 651 | case DEMANGLE_COMPONENT_CAST: |
bd6946d1 ILT |
652 | printf ("cast\n"); |
653 | break; | |
5e777af5 | 654 | case DEMANGLE_COMPONENT_UNARY: |
bd6946d1 ILT |
655 | printf ("unary operator\n"); |
656 | break; | |
5e777af5 | 657 | case DEMANGLE_COMPONENT_BINARY: |
bd6946d1 ILT |
658 | printf ("binary operator\n"); |
659 | break; | |
5e777af5 | 660 | case DEMANGLE_COMPONENT_BINARY_ARGS: |
bd6946d1 ILT |
661 | printf ("binary operator arguments\n"); |
662 | break; | |
5e777af5 | 663 | case DEMANGLE_COMPONENT_TRINARY: |
bd6946d1 ILT |
664 | printf ("trinary operator\n"); |
665 | break; | |
5e777af5 | 666 | case DEMANGLE_COMPONENT_TRINARY_ARG1: |
bd6946d1 ILT |
667 | printf ("trinary operator arguments 1\n"); |
668 | break; | |
5e777af5 | 669 | case DEMANGLE_COMPONENT_TRINARY_ARG2: |
bd6946d1 ILT |
670 | printf ("trinary operator arguments 1\n"); |
671 | break; | |
5e777af5 | 672 | case DEMANGLE_COMPONENT_LITERAL: |
bd6946d1 ILT |
673 | printf ("literal\n"); |
674 | break; | |
5e777af5 | 675 | case DEMANGLE_COMPONENT_LITERAL_NEG: |
374caa50 ILT |
676 | printf ("negative literal\n"); |
677 | break; | |
e5df4fb1 DD |
678 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
679 | printf ("java resource\n"); | |
680 | break; | |
681 | case DEMANGLE_COMPONENT_COMPOUND_NAME: | |
682 | printf ("compound name\n"); | |
683 | break; | |
684 | case DEMANGLE_COMPONENT_CHARACTER: | |
685 | printf ("character '%c'\n", dc->u.s_character.character); | |
686 | return; | |
5a3d7e74 JM |
687 | case DEMANGLE_COMPONENT_DECLTYPE: |
688 | printf ("decltype\n"); | |
689 | break; | |
38179091 JM |
690 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
691 | printf ("pack expansion\n"); | |
692 | break; | |
69afa80d AS |
693 | } |
694 | ||
bd6946d1 ILT |
695 | d_dump (d_left (dc), indent + 2); |
696 | d_dump (d_right (dc), indent + 2); | |
697 | } | |
698 | ||
699 | #endif /* CP_DEMANGLE_DEBUG */ | |
700 | ||
5e777af5 ILT |
701 | /* Fill in a DEMANGLE_COMPONENT_NAME. */ |
702 | ||
703 | CP_STATIC_IF_GLIBCPP_V3 | |
704 | int | |
9486db4f | 705 | cplus_demangle_fill_name (struct demangle_component *p, const char *s, int len) |
5e777af5 ILT |
706 | { |
707 | if (p == NULL || s == NULL || len == 0) | |
708 | return 0; | |
709 | p->type = DEMANGLE_COMPONENT_NAME; | |
710 | p->u.s_name.s = s; | |
711 | p->u.s_name.len = len; | |
712 | return 1; | |
713 | } | |
714 | ||
715 | /* Fill in a DEMANGLE_COMPONENT_EXTENDED_OPERATOR. */ | |
716 | ||
717 | CP_STATIC_IF_GLIBCPP_V3 | |
718 | int | |
9486db4f GDR |
719 | cplus_demangle_fill_extended_operator (struct demangle_component *p, int args, |
720 | struct demangle_component *name) | |
5e777af5 ILT |
721 | { |
722 | if (p == NULL || args < 0 || name == NULL) | |
723 | return 0; | |
724 | p->type = DEMANGLE_COMPONENT_EXTENDED_OPERATOR; | |
725 | p->u.s_extended_operator.args = args; | |
726 | p->u.s_extended_operator.name = name; | |
727 | return 1; | |
728 | } | |
729 | ||
730 | /* Fill in a DEMANGLE_COMPONENT_CTOR. */ | |
731 | ||
732 | CP_STATIC_IF_GLIBCPP_V3 | |
733 | int | |
9486db4f GDR |
734 | cplus_demangle_fill_ctor (struct demangle_component *p, |
735 | enum gnu_v3_ctor_kinds kind, | |
736 | struct demangle_component *name) | |
5e777af5 ILT |
737 | { |
738 | if (p == NULL | |
739 | || name == NULL | |
7859dde7 | 740 | || (int) kind < gnu_v3_complete_object_ctor |
0a35513e | 741 | || (int) kind > gnu_v3_object_ctor_group) |
5e777af5 ILT |
742 | return 0; |
743 | p->type = DEMANGLE_COMPONENT_CTOR; | |
744 | p->u.s_ctor.kind = kind; | |
745 | p->u.s_ctor.name = name; | |
746 | return 1; | |
747 | } | |
748 | ||
749 | /* Fill in a DEMANGLE_COMPONENT_DTOR. */ | |
750 | ||
751 | CP_STATIC_IF_GLIBCPP_V3 | |
752 | int | |
9486db4f GDR |
753 | cplus_demangle_fill_dtor (struct demangle_component *p, |
754 | enum gnu_v3_dtor_kinds kind, | |
755 | struct demangle_component *name) | |
5e777af5 ILT |
756 | { |
757 | if (p == NULL | |
758 | || name == NULL | |
7859dde7 | 759 | || (int) kind < gnu_v3_deleting_dtor |
0a35513e | 760 | || (int) kind > gnu_v3_object_dtor_group) |
5e777af5 ILT |
761 | return 0; |
762 | p->type = DEMANGLE_COMPONENT_DTOR; | |
763 | p->u.s_dtor.kind = kind; | |
764 | p->u.s_dtor.name = name; | |
765 | return 1; | |
766 | } | |
767 | ||
bd6946d1 ILT |
768 | /* Add a new component. */ |
769 | ||
5e777af5 | 770 | static struct demangle_component * |
9486db4f | 771 | d_make_empty (struct d_info *di) |
bd6946d1 | 772 | { |
5e777af5 | 773 | struct demangle_component *p; |
bd6946d1 ILT |
774 | |
775 | if (di->next_comp >= di->num_comps) | |
776 | return NULL; | |
777 | p = &di->comps[di->next_comp]; | |
bd6946d1 ILT |
778 | ++di->next_comp; |
779 | return p; | |
780 | } | |
781 | ||
782 | /* Add a new generic component. */ | |
783 | ||
5e777af5 | 784 | static struct demangle_component * |
9486db4f GDR |
785 | d_make_comp (struct d_info *di, enum demangle_component_type type, |
786 | struct demangle_component *left, | |
787 | struct demangle_component *right) | |
bd6946d1 | 788 | { |
5e777af5 | 789 | struct demangle_component *p; |
bd6946d1 ILT |
790 | |
791 | /* We check for errors here. A typical error would be a NULL return | |
81dc098b ILT |
792 | from a subroutine. We catch those here, and return NULL |
793 | upward. */ | |
bd6946d1 ILT |
794 | switch (type) |
795 | { | |
796 | /* These types require two parameters. */ | |
5e777af5 ILT |
797 | case DEMANGLE_COMPONENT_QUAL_NAME: |
798 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
799 | case DEMANGLE_COMPONENT_TYPED_NAME: | |
800 | case DEMANGLE_COMPONENT_TEMPLATE: | |
d4f3ce5c | 801 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
5e777af5 ILT |
802 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
803 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: | |
804 | case DEMANGLE_COMPONENT_UNARY: | |
805 | case DEMANGLE_COMPONENT_BINARY: | |
806 | case DEMANGLE_COMPONENT_BINARY_ARGS: | |
807 | case DEMANGLE_COMPONENT_TRINARY: | |
808 | case DEMANGLE_COMPONENT_TRINARY_ARG1: | |
809 | case DEMANGLE_COMPONENT_TRINARY_ARG2: | |
810 | case DEMANGLE_COMPONENT_LITERAL: | |
811 | case DEMANGLE_COMPONENT_LITERAL_NEG: | |
e5df4fb1 | 812 | case DEMANGLE_COMPONENT_COMPOUND_NAME: |
abfe01ce | 813 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
2d2b02c4 | 814 | case DEMANGLE_COMPONENT_CLONE: |
bd6946d1 ILT |
815 | if (left == NULL || right == NULL) |
816 | return NULL; | |
817 | break; | |
818 | ||
819 | /* These types only require one parameter. */ | |
5e777af5 ILT |
820 | case DEMANGLE_COMPONENT_VTABLE: |
821 | case DEMANGLE_COMPONENT_VTT: | |
5e777af5 ILT |
822 | case DEMANGLE_COMPONENT_TYPEINFO: |
823 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: | |
824 | case DEMANGLE_COMPONENT_TYPEINFO_FN: | |
825 | case DEMANGLE_COMPONENT_THUNK: | |
826 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: | |
827 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: | |
828 | case DEMANGLE_COMPONENT_JAVA_CLASS: | |
829 | case DEMANGLE_COMPONENT_GUARD: | |
830 | case DEMANGLE_COMPONENT_REFTEMP: | |
15da2806 | 831 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
0a35513e AH |
832 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
833 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
5e777af5 ILT |
834 | case DEMANGLE_COMPONENT_POINTER: |
835 | case DEMANGLE_COMPONENT_REFERENCE: | |
1ab28be5 | 836 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
5e777af5 ILT |
837 | case DEMANGLE_COMPONENT_COMPLEX: |
838 | case DEMANGLE_COMPONENT_IMAGINARY: | |
839 | case DEMANGLE_COMPONENT_VENDOR_TYPE: | |
5e777af5 | 840 | case DEMANGLE_COMPONENT_CAST: |
e5df4fb1 | 841 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
5a3d7e74 | 842 | case DEMANGLE_COMPONENT_DECLTYPE: |
38179091 | 843 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
23b1a789 JK |
844 | case DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS: |
845 | case DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS: | |
bd6946d1 ILT |
846 | if (left == NULL) |
847 | return NULL; | |
848 | break; | |
849 | ||
850 | /* This needs a right parameter, but the left parameter can be | |
851 | empty. */ | |
5e777af5 | 852 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
bd6946d1 ILT |
853 | if (right == NULL) |
854 | return NULL; | |
855 | break; | |
856 | ||
857 | /* These are allowed to have no parameters--in some cases they | |
858 | will be filled in later. */ | |
5e777af5 ILT |
859 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
860 | case DEMANGLE_COMPONENT_RESTRICT: | |
861 | case DEMANGLE_COMPONENT_VOLATILE: | |
862 | case DEMANGLE_COMPONENT_CONST: | |
863 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
864 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
865 | case DEMANGLE_COMPONENT_CONST_THIS: | |
38179091 JM |
866 | case DEMANGLE_COMPONENT_ARGLIST: |
867 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: | |
bd6946d1 ILT |
868 | break; |
869 | ||
870 | /* Other types should not be seen here. */ | |
871 | default: | |
872 | return NULL; | |
69afa80d | 873 | } |
bd6946d1 | 874 | |
5e777af5 | 875 | p = d_make_empty (di); |
bd6946d1 | 876 | if (p != NULL) |
69afa80d | 877 | { |
5e777af5 | 878 | p->type = type; |
bd6946d1 ILT |
879 | p->u.s_binary.left = left; |
880 | p->u.s_binary.right = right; | |
69afa80d | 881 | } |
bd6946d1 ILT |
882 | return p; |
883 | } | |
69afa80d | 884 | |
431f321f L |
885 | /* Add a new demangle mangled name component. */ |
886 | ||
887 | static struct demangle_component * | |
888 | d_make_demangle_mangled_name (struct d_info *di, const char *s) | |
889 | { | |
890 | if (d_peek_char (di) != '_' || d_peek_next_char (di) != 'Z') | |
891 | return d_make_name (di, s, strlen (s)); | |
892 | d_advance (di, 2); | |
893 | return d_encoding (di, 0); | |
894 | } | |
895 | ||
bd6946d1 | 896 | /* Add a new name component. */ |
051664b0 | 897 | |
5e777af5 | 898 | static struct demangle_component * |
9486db4f | 899 | d_make_name (struct d_info *di, const char *s, int len) |
bd6946d1 | 900 | { |
5e777af5 | 901 | struct demangle_component *p; |
051664b0 | 902 | |
5e777af5 ILT |
903 | p = d_make_empty (di); |
904 | if (! cplus_demangle_fill_name (p, s, len)) | |
a51753e4 | 905 | return NULL; |
bd6946d1 | 906 | return p; |
69afa80d AS |
907 | } |
908 | ||
bd6946d1 | 909 | /* Add a new builtin type component. */ |
69afa80d | 910 | |
5e777af5 | 911 | static struct demangle_component * |
9486db4f GDR |
912 | d_make_builtin_type (struct d_info *di, |
913 | const struct demangle_builtin_type_info *type) | |
69afa80d | 914 | { |
5e777af5 | 915 | struct demangle_component *p; |
bd6946d1 | 916 | |
81dc098b ILT |
917 | if (type == NULL) |
918 | return NULL; | |
5e777af5 | 919 | p = d_make_empty (di); |
bd6946d1 | 920 | if (p != NULL) |
5e777af5 ILT |
921 | { |
922 | p->type = DEMANGLE_COMPONENT_BUILTIN_TYPE; | |
923 | p->u.s_builtin.type = type; | |
924 | } | |
bd6946d1 ILT |
925 | return p; |
926 | } | |
69afa80d | 927 | |
bd6946d1 | 928 | /* Add a new operator component. */ |
69afa80d | 929 | |
5e777af5 | 930 | static struct demangle_component * |
9486db4f | 931 | d_make_operator (struct d_info *di, const struct demangle_operator_info *op) |
69afa80d | 932 | { |
5e777af5 | 933 | struct demangle_component *p; |
bd6946d1 | 934 | |
5e777af5 | 935 | p = d_make_empty (di); |
bd6946d1 | 936 | if (p != NULL) |
5e777af5 ILT |
937 | { |
938 | p->type = DEMANGLE_COMPONENT_OPERATOR; | |
939 | p->u.s_operator.op = op; | |
940 | } | |
bd6946d1 | 941 | return p; |
69afa80d AS |
942 | } |
943 | ||
bd6946d1 | 944 | /* Add a new extended operator component. */ |
69afa80d | 945 | |
5e777af5 | 946 | static struct demangle_component * |
9486db4f GDR |
947 | d_make_extended_operator (struct d_info *di, int args, |
948 | struct demangle_component *name) | |
69afa80d | 949 | { |
5e777af5 | 950 | struct demangle_component *p; |
051664b0 | 951 | |
5e777af5 ILT |
952 | p = d_make_empty (di); |
953 | if (! cplus_demangle_fill_extended_operator (p, args, name)) | |
81dc098b | 954 | return NULL; |
bd6946d1 | 955 | return p; |
69afa80d AS |
956 | } |
957 | ||
d5f4eddd JM |
958 | static struct demangle_component * |
959 | d_make_default_arg (struct d_info *di, int num, | |
960 | struct demangle_component *sub) | |
961 | { | |
962 | struct demangle_component *p = d_make_empty (di); | |
963 | if (p) | |
964 | { | |
965 | p->type = DEMANGLE_COMPONENT_DEFAULT_ARG; | |
966 | p->u.s_unary_num.num = num; | |
967 | p->u.s_unary_num.sub = sub; | |
968 | } | |
969 | return p; | |
970 | } | |
971 | ||
bd6946d1 | 972 | /* Add a new constructor component. */ |
69afa80d | 973 | |
5e777af5 | 974 | static struct demangle_component * |
9486db4f GDR |
975 | d_make_ctor (struct d_info *di, enum gnu_v3_ctor_kinds kind, |
976 | struct demangle_component *name) | |
69afa80d | 977 | { |
5e777af5 | 978 | struct demangle_component *p; |
bd6946d1 | 979 | |
5e777af5 ILT |
980 | p = d_make_empty (di); |
981 | if (! cplus_demangle_fill_ctor (p, kind, name)) | |
81dc098b | 982 | return NULL; |
bd6946d1 | 983 | return p; |
69afa80d AS |
984 | } |
985 | ||
bd6946d1 | 986 | /* Add a new destructor component. */ |
69afa80d | 987 | |
5e777af5 | 988 | static struct demangle_component * |
9486db4f GDR |
989 | d_make_dtor (struct d_info *di, enum gnu_v3_dtor_kinds kind, |
990 | struct demangle_component *name) | |
69afa80d | 991 | { |
5e777af5 | 992 | struct demangle_component *p; |
bd6946d1 | 993 | |
5e777af5 ILT |
994 | p = d_make_empty (di); |
995 | if (! cplus_demangle_fill_dtor (p, kind, name)) | |
81dc098b | 996 | return NULL; |
bd6946d1 | 997 | return p; |
69afa80d AS |
998 | } |
999 | ||
bd6946d1 | 1000 | /* Add a new template parameter. */ |
0870bfd6 | 1001 | |
5e777af5 | 1002 | static struct demangle_component * |
9486db4f | 1003 | d_make_template_param (struct d_info *di, long i) |
0870bfd6 | 1004 | { |
5e777af5 | 1005 | struct demangle_component *p; |
bd6946d1 | 1006 | |
5e777af5 | 1007 | p = d_make_empty (di); |
bd6946d1 | 1008 | if (p != NULL) |
5e777af5 ILT |
1009 | { |
1010 | p->type = DEMANGLE_COMPONENT_TEMPLATE_PARAM; | |
1011 | p->u.s_number.number = i; | |
1012 | } | |
bd6946d1 | 1013 | return p; |
0870bfd6 AS |
1014 | } |
1015 | ||
448545cb JM |
1016 | /* Add a new function parameter. */ |
1017 | ||
1018 | static struct demangle_component * | |
1019 | d_make_function_param (struct d_info *di, long i) | |
1020 | { | |
1021 | struct demangle_component *p; | |
1022 | ||
1023 | p = d_make_empty (di); | |
1024 | if (p != NULL) | |
1025 | { | |
1026 | p->type = DEMANGLE_COMPONENT_FUNCTION_PARAM; | |
1027 | p->u.s_number.number = i; | |
1028 | } | |
1029 | return p; | |
1030 | } | |
1031 | ||
bd6946d1 | 1032 | /* Add a new standard substitution component. */ |
0870bfd6 | 1033 | |
5e777af5 | 1034 | static struct demangle_component * |
9486db4f | 1035 | d_make_sub (struct d_info *di, const char *name, int len) |
0870bfd6 | 1036 | { |
5e777af5 | 1037 | struct demangle_component *p; |
bd6946d1 | 1038 | |
5e777af5 | 1039 | p = d_make_empty (di); |
bd6946d1 | 1040 | if (p != NULL) |
2d6c4025 | 1041 | { |
5e777af5 | 1042 | p->type = DEMANGLE_COMPONENT_SUB_STD; |
2d6c4025 ILT |
1043 | p->u.s_string.string = name; |
1044 | p->u.s_string.len = len; | |
1045 | } | |
bd6946d1 | 1046 | return p; |
0870bfd6 AS |
1047 | } |
1048 | ||
2d2b02c4 | 1049 | /* <mangled-name> ::= _Z <encoding> [<clone-suffix>]* |
81dc098b ILT |
1050 | |
1051 | TOP_LEVEL is non-zero when called at the top level. */ | |
0870bfd6 | 1052 | |
5e777af5 ILT |
1053 | CP_STATIC_IF_GLIBCPP_V3 |
1054 | struct demangle_component * | |
9486db4f | 1055 | cplus_demangle_mangled_name (struct d_info *di, int top_level) |
0870bfd6 | 1056 | { |
2d2b02c4 CC |
1057 | struct demangle_component *p; |
1058 | ||
448545cb JM |
1059 | if (! d_check_char (di, '_') |
1060 | /* Allow missing _ if not at toplevel to work around a | |
1061 | bug in G++ abi-version=2 mangling; see the comment in | |
1062 | write_template_arg. */ | |
1063 | && top_level) | |
bd6946d1 | 1064 | return NULL; |
5165f125 | 1065 | if (! d_check_char (di, 'Z')) |
bd6946d1 | 1066 | return NULL; |
2d2b02c4 CC |
1067 | p = d_encoding (di, top_level); |
1068 | ||
1069 | /* If at top level and parsing parameters, check for a clone | |
1070 | suffix. */ | |
1071 | if (top_level && (di->options & DMGL_PARAMS) != 0) | |
1072 | while (d_peek_char (di) == '.' | |
1073 | && (IS_LOWER (d_peek_next_char (di)) | |
1074 | || d_peek_next_char (di) == '_' | |
1075 | || IS_DIGIT (d_peek_next_char (di)))) | |
1076 | p = d_clone_suffix (di, p); | |
1077 | ||
1078 | return p; | |
0870bfd6 AS |
1079 | } |
1080 | ||
bd6946d1 ILT |
1081 | /* Return whether a function should have a return type. The argument |
1082 | is the function name, which may be qualified in various ways. The | |
1083 | rules are that template functions have return types with some | |
1084 | exceptions, function types which are not part of a function name | |
1085 | mangling have return types with some exceptions, and non-template | |
1086 | function names do not have return types. The exceptions are that | |
1087 | constructors, destructors, and conversion operators do not have | |
1088 | return types. */ | |
0870bfd6 AS |
1089 | |
1090 | static int | |
9486db4f | 1091 | has_return_type (struct demangle_component *dc) |
0870bfd6 | 1092 | { |
bd6946d1 ILT |
1093 | if (dc == NULL) |
1094 | return 0; | |
1095 | switch (dc->type) | |
1096 | { | |
1097 | default: | |
1098 | return 0; | |
5e777af5 | 1099 | case DEMANGLE_COMPONENT_TEMPLATE: |
bd6946d1 | 1100 | return ! is_ctor_dtor_or_conversion (d_left (dc)); |
5e777af5 ILT |
1101 | case DEMANGLE_COMPONENT_RESTRICT_THIS: |
1102 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
1103 | case DEMANGLE_COMPONENT_CONST_THIS: | |
0ba5c8a2 | 1104 | return has_return_type (d_left (dc)); |
bd6946d1 | 1105 | } |
0870bfd6 AS |
1106 | } |
1107 | ||
bd6946d1 ILT |
1108 | /* Return whether a name is a constructor, a destructor, or a |
1109 | conversion operator. */ | |
69afa80d AS |
1110 | |
1111 | static int | |
9486db4f | 1112 | is_ctor_dtor_or_conversion (struct demangle_component *dc) |
69afa80d | 1113 | { |
bd6946d1 ILT |
1114 | if (dc == NULL) |
1115 | return 0; | |
1116 | switch (dc->type) | |
1117 | { | |
1118 | default: | |
1119 | return 0; | |
5e777af5 ILT |
1120 | case DEMANGLE_COMPONENT_QUAL_NAME: |
1121 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
bd6946d1 | 1122 | return is_ctor_dtor_or_conversion (d_right (dc)); |
5e777af5 ILT |
1123 | case DEMANGLE_COMPONENT_CTOR: |
1124 | case DEMANGLE_COMPONENT_DTOR: | |
1125 | case DEMANGLE_COMPONENT_CAST: | |
bd6946d1 ILT |
1126 | return 1; |
1127 | } | |
69afa80d AS |
1128 | } |
1129 | ||
bd6946d1 ILT |
1130 | /* <encoding> ::= <(function) name> <bare-function-type> |
1131 | ::= <(data) name> | |
ad07f5e5 ILT |
1132 | ::= <special-name> |
1133 | ||
1134 | TOP_LEVEL is non-zero when called at the top level, in which case | |
1135 | if DMGL_PARAMS is not set we do not demangle the function | |
1136 | parameters. We only set this at the top level, because otherwise | |
1137 | we would not correctly demangle names in local scopes. */ | |
69afa80d | 1138 | |
5e777af5 | 1139 | static struct demangle_component * |
9486db4f | 1140 | d_encoding (struct d_info *di, int top_level) |
69afa80d | 1141 | { |
bd6946d1 | 1142 | char peek = d_peek_char (di); |
051664b0 | 1143 | |
bd6946d1 ILT |
1144 | if (peek == 'G' || peek == 'T') |
1145 | return d_special_name (di); | |
1146 | else | |
051664b0 | 1147 | { |
5e777af5 | 1148 | struct demangle_component *dc; |
bd6946d1 ILT |
1149 | |
1150 | dc = d_name (di); | |
81dc098b ILT |
1151 | |
1152 | if (dc != NULL && top_level && (di->options & DMGL_PARAMS) == 0) | |
1153 | { | |
1154 | /* Strip off any initial CV-qualifiers, as they really apply | |
1155 | to the `this' parameter, and they were not output by the | |
1156 | v2 demangler without DMGL_PARAMS. */ | |
5e777af5 ILT |
1157 | while (dc->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
1158 | || dc->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
1159 | || dc->type == DEMANGLE_COMPONENT_CONST_THIS) | |
81dc098b | 1160 | dc = d_left (dc); |
e4796f1c | 1161 | |
5e777af5 ILT |
1162 | /* If the top level is a DEMANGLE_COMPONENT_LOCAL_NAME, then |
1163 | there may be CV-qualifiers on its right argument which | |
1164 | really apply here; this happens when parsing a class | |
1165 | which is local to a function. */ | |
1166 | if (dc->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
e4796f1c | 1167 | { |
5e777af5 | 1168 | struct demangle_component *dcr; |
e4796f1c ILT |
1169 | |
1170 | dcr = d_right (dc); | |
5e777af5 ILT |
1171 | while (dcr->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
1172 | || dcr->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
1173 | || dcr->type == DEMANGLE_COMPONENT_CONST_THIS) | |
e4796f1c ILT |
1174 | dcr = d_left (dcr); |
1175 | dc->u.s_binary.right = dcr; | |
1176 | } | |
1177 | ||
81dc098b ILT |
1178 | return dc; |
1179 | } | |
1180 | ||
bd6946d1 | 1181 | peek = d_peek_char (di); |
771904f1 | 1182 | if (dc == NULL || peek == '\0' || peek == 'E') |
bd6946d1 | 1183 | return dc; |
5e777af5 | 1184 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPED_NAME, dc, |
bd6946d1 | 1185 | d_bare_function_type (di, has_return_type (dc))); |
051664b0 | 1186 | } |
bd6946d1 ILT |
1187 | } |
1188 | ||
1189 | /* <name> ::= <nested-name> | |
1190 | ::= <unscoped-name> | |
1191 | ::= <unscoped-template-name> <template-args> | |
1192 | ::= <local-name> | |
1193 | ||
1194 | <unscoped-name> ::= <unqualified-name> | |
1195 | ::= St <unqualified-name> | |
69afa80d | 1196 | |
bd6946d1 ILT |
1197 | <unscoped-template-name> ::= <unscoped-name> |
1198 | ::= <substitution> | |
1199 | */ | |
1200 | ||
5e777af5 | 1201 | static struct demangle_component * |
9486db4f | 1202 | d_name (struct d_info *di) |
bd6946d1 ILT |
1203 | { |
1204 | char peek = d_peek_char (di); | |
5e777af5 | 1205 | struct demangle_component *dc; |
bd6946d1 ILT |
1206 | |
1207 | switch (peek) | |
69afa80d | 1208 | { |
bd6946d1 ILT |
1209 | case 'N': |
1210 | return d_nested_name (di); | |
1211 | ||
1212 | case 'Z': | |
1213 | return d_local_name (di); | |
1214 | ||
a2aa65f0 | 1215 | case 'L': |
d5f4eddd | 1216 | case 'U': |
a2aa65f0 | 1217 | return d_unqualified_name (di); |
d5f4eddd | 1218 | |
bd6946d1 ILT |
1219 | case 'S': |
1220 | { | |
1221 | int subst; | |
1222 | ||
1223 | if (d_peek_next_char (di) != 't') | |
1224 | { | |
374caa50 | 1225 | dc = d_substitution (di, 0); |
bd6946d1 ILT |
1226 | subst = 1; |
1227 | } | |
1228 | else | |
1229 | { | |
1230 | d_advance (di, 2); | |
5e777af5 ILT |
1231 | dc = d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, |
1232 | d_make_name (di, "std", 3), | |
bd6946d1 | 1233 | d_unqualified_name (di)); |
2d6c4025 | 1234 | di->expansion += 3; |
bd6946d1 ILT |
1235 | subst = 0; |
1236 | } | |
1237 | ||
1238 | if (d_peek_char (di) != 'I') | |
1239 | { | |
1240 | /* The grammar does not permit this case to occur if we | |
1241 | called d_substitution() above (i.e., subst == 1). We | |
1242 | don't bother to check. */ | |
1243 | } | |
1244 | else | |
1245 | { | |
1246 | /* This is <template-args>, which means that we just saw | |
1247 | <unscoped-template-name>, which is a substitution | |
1248 | candidate if we didn't just get it from a | |
1249 | substitution. */ | |
1250 | if (! subst) | |
1251 | { | |
1252 | if (! d_add_substitution (di, dc)) | |
1253 | return NULL; | |
1254 | } | |
5e777af5 ILT |
1255 | dc = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, dc, |
1256 | d_template_args (di)); | |
bd6946d1 ILT |
1257 | } |
1258 | ||
1259 | return dc; | |
1260 | } | |
1261 | ||
1262 | default: | |
1263 | dc = d_unqualified_name (di); | |
1264 | if (d_peek_char (di) == 'I') | |
051664b0 | 1265 | { |
bd6946d1 ILT |
1266 | /* This is <template-args>, which means that we just saw |
1267 | <unscoped-template-name>, which is a substitution | |
1268 | candidate. */ | |
1269 | if (! d_add_substitution (di, dc)) | |
1270 | return NULL; | |
5e777af5 ILT |
1271 | dc = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, dc, |
1272 | d_template_args (di)); | |
051664b0 | 1273 | } |
bd6946d1 | 1274 | return dc; |
69afa80d | 1275 | } |
bd6946d1 | 1276 | } |
69afa80d | 1277 | |
bd6946d1 ILT |
1278 | /* <nested-name> ::= N [<CV-qualifiers>] <prefix> <unqualified-name> E |
1279 | ::= N [<CV-qualifiers>] <template-prefix> <template-args> E | |
1280 | */ | |
69afa80d | 1281 | |
5e777af5 | 1282 | static struct demangle_component * |
9486db4f | 1283 | d_nested_name (struct d_info *di) |
bd6946d1 | 1284 | { |
5e777af5 ILT |
1285 | struct demangle_component *ret; |
1286 | struct demangle_component **pret; | |
051664b0 | 1287 | |
5165f125 | 1288 | if (! d_check_char (di, 'N')) |
bd6946d1 | 1289 | return NULL; |
69afa80d | 1290 | |
a51753e4 | 1291 | pret = d_cv_qualifiers (di, &ret, 1); |
bd6946d1 ILT |
1292 | if (pret == NULL) |
1293 | return NULL; | |
1294 | ||
1295 | *pret = d_prefix (di); | |
1296 | if (*pret == NULL) | |
1297 | return NULL; | |
69afa80d | 1298 | |
5165f125 | 1299 | if (! d_check_char (di, 'E')) |
69afa80d AS |
1300 | return NULL; |
1301 | ||
bd6946d1 | 1302 | return ret; |
69afa80d AS |
1303 | } |
1304 | ||
bd6946d1 ILT |
1305 | /* <prefix> ::= <prefix> <unqualified-name> |
1306 | ::= <template-prefix> <template-args> | |
1307 | ::= <template-param> | |
4bbff96e | 1308 | ::= <decltype> |
bd6946d1 ILT |
1309 | ::= |
1310 | ::= <substitution> | |
69afa80d | 1311 | |
bd6946d1 ILT |
1312 | <template-prefix> ::= <prefix> <(template) unqualified-name> |
1313 | ::= <template-param> | |
1314 | ::= <substitution> | |
1315 | */ | |
1316 | ||
5e777af5 | 1317 | static struct demangle_component * |
9486db4f | 1318 | d_prefix (struct d_info *di) |
69afa80d | 1319 | { |
5e777af5 | 1320 | struct demangle_component *ret = NULL; |
69afa80d | 1321 | |
bd6946d1 | 1322 | while (1) |
69afa80d | 1323 | { |
bd6946d1 | 1324 | char peek; |
5e777af5 ILT |
1325 | enum demangle_component_type comb_type; |
1326 | struct demangle_component *dc; | |
bd6946d1 ILT |
1327 | |
1328 | peek = d_peek_char (di); | |
1329 | if (peek == '\0') | |
1330 | return NULL; | |
1331 | ||
1332 | /* The older code accepts a <local-name> here, but I don't see | |
1333 | that in the grammar. The older code does not accept a | |
1334 | <template-param> here. */ | |
69afa80d | 1335 | |
5e777af5 | 1336 | comb_type = DEMANGLE_COMPONENT_QUAL_NAME; |
4bbff96e JM |
1337 | if (peek == 'D') |
1338 | { | |
1339 | char peek2 = d_peek_next_char (di); | |
1340 | if (peek2 == 'T' || peek2 == 't') | |
1341 | /* Decltype. */ | |
1342 | dc = cplus_demangle_type (di); | |
1343 | else | |
1344 | /* Destructor name. */ | |
1345 | dc = d_unqualified_name (di); | |
1346 | } | |
1347 | else if (IS_DIGIT (peek) | |
a51753e4 | 1348 | || IS_LOWER (peek) |
bd6946d1 | 1349 | || peek == 'C' |
d5f4eddd | 1350 | || peek == 'U' |
a2aa65f0 | 1351 | || peek == 'L') |
bd6946d1 ILT |
1352 | dc = d_unqualified_name (di); |
1353 | else if (peek == 'S') | |
374caa50 | 1354 | dc = d_substitution (di, 1); |
bd6946d1 ILT |
1355 | else if (peek == 'I') |
1356 | { | |
1357 | if (ret == NULL) | |
1358 | return NULL; | |
5e777af5 | 1359 | comb_type = DEMANGLE_COMPONENT_TEMPLATE; |
bd6946d1 ILT |
1360 | dc = d_template_args (di); |
1361 | } | |
1362 | else if (peek == 'T') | |
1363 | dc = d_template_param (di); | |
1364 | else if (peek == 'E') | |
1365 | return ret; | |
d5f4eddd JM |
1366 | else if (peek == 'M') |
1367 | { | |
1368 | /* Initializer scope for a lambda. We don't need to represent | |
1369 | this; the normal code will just treat the variable as a type | |
1370 | scope, which gives appropriate output. */ | |
1371 | if (ret == NULL) | |
1372 | return NULL; | |
1373 | d_advance (di, 1); | |
1374 | continue; | |
1375 | } | |
bd6946d1 ILT |
1376 | else |
1377 | return NULL; | |
1378 | ||
1379 | if (ret == NULL) | |
1380 | ret = dc; | |
69afa80d | 1381 | else |
bd6946d1 ILT |
1382 | ret = d_make_comp (di, comb_type, ret, dc); |
1383 | ||
1384 | if (peek != 'S' && d_peek_char (di) != 'E') | |
1385 | { | |
1386 | if (! d_add_substitution (di, ret)) | |
1387 | return NULL; | |
1388 | } | |
69afa80d AS |
1389 | } |
1390 | } | |
1391 | ||
bd6946d1 ILT |
1392 | /* <unqualified-name> ::= <operator-name> |
1393 | ::= <ctor-dtor-name> | |
1394 | ::= <source-name> | |
a2aa65f0 GK |
1395 | ::= <local-source-name> |
1396 | ||
1397 | <local-source-name> ::= L <source-name> <discriminator> | |
bd6946d1 | 1398 | */ |
69afa80d | 1399 | |
5e777af5 | 1400 | static struct demangle_component * |
9486db4f | 1401 | d_unqualified_name (struct d_info *di) |
69afa80d | 1402 | { |
bd6946d1 ILT |
1403 | char peek; |
1404 | ||
1405 | peek = d_peek_char (di); | |
1406 | if (IS_DIGIT (peek)) | |
1407 | return d_source_name (di); | |
a51753e4 | 1408 | else if (IS_LOWER (peek)) |
2d6c4025 | 1409 | { |
5e777af5 | 1410 | struct demangle_component *ret; |
2d6c4025 ILT |
1411 | |
1412 | ret = d_operator_name (di); | |
5e777af5 | 1413 | if (ret != NULL && ret->type == DEMANGLE_COMPONENT_OPERATOR) |
2d6c4025 ILT |
1414 | di->expansion += sizeof "operator" + ret->u.s_operator.op->len - 2; |
1415 | return ret; | |
1416 | } | |
bd6946d1 ILT |
1417 | else if (peek == 'C' || peek == 'D') |
1418 | return d_ctor_dtor_name (di); | |
a2aa65f0 GK |
1419 | else if (peek == 'L') |
1420 | { | |
1421 | struct demangle_component * ret; | |
1422 | ||
1423 | d_advance (di, 1); | |
1424 | ||
1425 | ret = d_source_name (di); | |
1426 | if (ret == NULL) | |
1427 | return NULL; | |
1428 | if (! d_discriminator (di)) | |
1429 | return NULL; | |
1430 | return ret; | |
1431 | } | |
d5f4eddd JM |
1432 | else if (peek == 'U') |
1433 | { | |
1434 | switch (d_peek_next_char (di)) | |
1435 | { | |
1436 | case 'l': | |
1437 | return d_lambda (di); | |
1438 | case 't': | |
1439 | return d_unnamed_type (di); | |
1440 | default: | |
1441 | return NULL; | |
1442 | } | |
1443 | } | |
bd6946d1 | 1444 | else |
051664b0 | 1445 | return NULL; |
69afa80d AS |
1446 | } |
1447 | ||
bd6946d1 | 1448 | /* <source-name> ::= <(positive length) number> <identifier> */ |
69afa80d | 1449 | |
5e777af5 | 1450 | static struct demangle_component * |
9486db4f | 1451 | d_source_name (struct d_info *di) |
69afa80d | 1452 | { |
bd6946d1 | 1453 | long len; |
5e777af5 | 1454 | struct demangle_component *ret; |
bd6946d1 ILT |
1455 | |
1456 | len = d_number (di); | |
1457 | if (len <= 0) | |
1458 | return NULL; | |
1459 | ret = d_identifier (di, len); | |
1460 | di->last_name = ret; | |
1461 | return ret; | |
69afa80d AS |
1462 | } |
1463 | ||
bd6946d1 | 1464 | /* number ::= [n] <(non-negative decimal integer)> */ |
69afa80d | 1465 | |
bd6946d1 | 1466 | static long |
9486db4f | 1467 | d_number (struct d_info *di) |
69afa80d | 1468 | { |
2d6c4025 | 1469 | int negative; |
bd6946d1 ILT |
1470 | char peek; |
1471 | long ret; | |
69afa80d | 1472 | |
2d6c4025 | 1473 | negative = 0; |
bd6946d1 ILT |
1474 | peek = d_peek_char (di); |
1475 | if (peek == 'n') | |
1476 | { | |
2d6c4025 | 1477 | negative = 1; |
bd6946d1 ILT |
1478 | d_advance (di, 1); |
1479 | peek = d_peek_char (di); | |
1480 | } | |
69afa80d | 1481 | |
bd6946d1 ILT |
1482 | ret = 0; |
1483 | while (1) | |
69afa80d | 1484 | { |
bd6946d1 | 1485 | if (! IS_DIGIT (peek)) |
2d6c4025 ILT |
1486 | { |
1487 | if (negative) | |
1488 | ret = - ret; | |
1489 | return ret; | |
1490 | } | |
bd6946d1 ILT |
1491 | ret = ret * 10 + peek - '0'; |
1492 | d_advance (di, 1); | |
1493 | peek = d_peek_char (di); | |
69afa80d | 1494 | } |
69afa80d AS |
1495 | } |
1496 | ||
abfe01ce JM |
1497 | /* Like d_number, but returns a demangle_component. */ |
1498 | ||
1499 | static struct demangle_component * | |
1500 | d_number_component (struct d_info *di) | |
1501 | { | |
1502 | struct demangle_component *ret = d_make_empty (di); | |
1503 | if (ret) | |
1504 | { | |
1505 | ret->type = DEMANGLE_COMPONENT_NUMBER; | |
1506 | ret->u.s_number.number = d_number (di); | |
1507 | } | |
1508 | return ret; | |
1509 | } | |
1510 | ||
bd6946d1 | 1511 | /* identifier ::= <(unqualified source code identifier)> */ |
69afa80d | 1512 | |
5e777af5 | 1513 | static struct demangle_component * |
9486db4f | 1514 | d_identifier (struct d_info *di, int len) |
69afa80d | 1515 | { |
bd6946d1 | 1516 | const char *name; |
69afa80d | 1517 | |
bd6946d1 | 1518 | name = d_str (di); |
2d6c4025 ILT |
1519 | |
1520 | if (di->send - name < len) | |
1521 | return NULL; | |
1522 | ||
bd6946d1 | 1523 | d_advance (di, len); |
69afa80d | 1524 | |
2307e075 ILT |
1525 | /* A Java mangled name may have a trailing '$' if it is a C++ |
1526 | keyword. This '$' is not included in the length count. We just | |
1527 | ignore the '$'. */ | |
1528 | if ((di->options & DMGL_JAVA) != 0 | |
1529 | && d_peek_char (di) == '$') | |
1530 | d_advance (di, 1); | |
1531 | ||
bd6946d1 ILT |
1532 | /* Look for something which looks like a gcc encoding of an |
1533 | anonymous namespace, and replace it with a more user friendly | |
1534 | name. */ | |
1535 | if (len >= (int) ANONYMOUS_NAMESPACE_PREFIX_LEN + 2 | |
1536 | && memcmp (name, ANONYMOUS_NAMESPACE_PREFIX, | |
1537 | ANONYMOUS_NAMESPACE_PREFIX_LEN) == 0) | |
69afa80d | 1538 | { |
bd6946d1 ILT |
1539 | const char *s; |
1540 | ||
1541 | s = name + ANONYMOUS_NAMESPACE_PREFIX_LEN; | |
1542 | if ((*s == '.' || *s == '_' || *s == '$') | |
1543 | && s[1] == 'N') | |
2d6c4025 ILT |
1544 | { |
1545 | di->expansion -= len - sizeof "(anonymous namespace)"; | |
1546 | return d_make_name (di, "(anonymous namespace)", | |
1547 | sizeof "(anonymous namespace)" - 1); | |
1548 | } | |
69afa80d | 1549 | } |
bd6946d1 ILT |
1550 | |
1551 | return d_make_name (di, name, len); | |
69afa80d AS |
1552 | } |
1553 | ||
bd6946d1 ILT |
1554 | /* operator_name ::= many different two character encodings. |
1555 | ::= cv <type> | |
1556 | ::= v <digit> <source-name> | |
1557 | */ | |
69afa80d | 1558 | |
2d6c4025 ILT |
1559 | #define NL(s) s, (sizeof s) - 1 |
1560 | ||
5e777af5 ILT |
1561 | CP_STATIC_IF_GLIBCPP_V3 |
1562 | const struct demangle_operator_info cplus_demangle_operators[] = | |
bd6946d1 | 1563 | { |
2d6c4025 ILT |
1564 | { "aN", NL ("&="), 2 }, |
1565 | { "aS", NL ("="), 2 }, | |
1566 | { "aa", NL ("&&"), 2 }, | |
1567 | { "ad", NL ("&"), 1 }, | |
1568 | { "an", NL ("&"), 2 }, | |
5a3d7e74 | 1569 | { "cl", NL ("()"), 2 }, |
2d6c4025 ILT |
1570 | { "cm", NL (","), 2 }, |
1571 | { "co", NL ("~"), 1 }, | |
1572 | { "dV", NL ("/="), 2 }, | |
1573 | { "da", NL ("delete[]"), 1 }, | |
1574 | { "de", NL ("*"), 1 }, | |
1575 | { "dl", NL ("delete"), 1 }, | |
38179091 | 1576 | { "dt", NL ("."), 2 }, |
2d6c4025 ILT |
1577 | { "dv", NL ("/"), 2 }, |
1578 | { "eO", NL ("^="), 2 }, | |
1579 | { "eo", NL ("^"), 2 }, | |
1580 | { "eq", NL ("=="), 2 }, | |
1581 | { "ge", NL (">="), 2 }, | |
1582 | { "gt", NL (">"), 2 }, | |
1583 | { "ix", NL ("[]"), 2 }, | |
1584 | { "lS", NL ("<<="), 2 }, | |
1585 | { "le", NL ("<="), 2 }, | |
1586 | { "ls", NL ("<<"), 2 }, | |
1587 | { "lt", NL ("<"), 2 }, | |
1588 | { "mI", NL ("-="), 2 }, | |
1589 | { "mL", NL ("*="), 2 }, | |
1590 | { "mi", NL ("-"), 2 }, | |
1591 | { "ml", NL ("*"), 2 }, | |
1592 | { "mm", NL ("--"), 1 }, | |
1593 | { "na", NL ("new[]"), 1 }, | |
1594 | { "ne", NL ("!="), 2 }, | |
1595 | { "ng", NL ("-"), 1 }, | |
1596 | { "nt", NL ("!"), 1 }, | |
1597 | { "nw", NL ("new"), 1 }, | |
1598 | { "oR", NL ("|="), 2 }, | |
1599 | { "oo", NL ("||"), 2 }, | |
1600 | { "or", NL ("|"), 2 }, | |
1601 | { "pL", NL ("+="), 2 }, | |
1602 | { "pl", NL ("+"), 2 }, | |
1603 | { "pm", NL ("->*"), 2 }, | |
1604 | { "pp", NL ("++"), 1 }, | |
1605 | { "ps", NL ("+"), 1 }, | |
1606 | { "pt", NL ("->"), 2 }, | |
1607 | { "qu", NL ("?"), 3 }, | |
1608 | { "rM", NL ("%="), 2 }, | |
1609 | { "rS", NL (">>="), 2 }, | |
1610 | { "rm", NL ("%"), 2 }, | |
1611 | { "rs", NL (">>"), 2 }, | |
1612 | { "st", NL ("sizeof "), 1 }, | |
5e777af5 | 1613 | { "sz", NL ("sizeof "), 1 }, |
448545cb JM |
1614 | { "at", NL ("alignof "), 1 }, |
1615 | { "az", NL ("alignof "), 1 }, | |
5e777af5 | 1616 | { NULL, NULL, 0, 0 } |
bd6946d1 | 1617 | }; |
69afa80d | 1618 | |
5e777af5 | 1619 | static struct demangle_component * |
9486db4f | 1620 | d_operator_name (struct d_info *di) |
69afa80d | 1621 | { |
bd6946d1 ILT |
1622 | char c1; |
1623 | char c2; | |
69afa80d | 1624 | |
bd6946d1 ILT |
1625 | c1 = d_next_char (di); |
1626 | c2 = d_next_char (di); | |
1627 | if (c1 == 'v' && IS_DIGIT (c2)) | |
1628 | return d_make_extended_operator (di, c2 - '0', d_source_name (di)); | |
1629 | else if (c1 == 'c' && c2 == 'v') | |
5e777af5 ILT |
1630 | return d_make_comp (di, DEMANGLE_COMPONENT_CAST, |
1631 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 1632 | else |
69afa80d | 1633 | { |
5e777af5 | 1634 | /* LOW is the inclusive lower bound. */ |
bd6946d1 | 1635 | int low = 0; |
5e777af5 ILT |
1636 | /* HIGH is the exclusive upper bound. We subtract one to ignore |
1637 | the sentinel at the end of the array. */ | |
1638 | int high = ((sizeof (cplus_demangle_operators) | |
1639 | / sizeof (cplus_demangle_operators[0])) | |
1640 | - 1); | |
69afa80d | 1641 | |
bd6946d1 ILT |
1642 | while (1) |
1643 | { | |
1644 | int i; | |
5e777af5 | 1645 | const struct demangle_operator_info *p; |
69afa80d | 1646 | |
bd6946d1 | 1647 | i = low + (high - low) / 2; |
5e777af5 | 1648 | p = cplus_demangle_operators + i; |
69afa80d | 1649 | |
bd6946d1 ILT |
1650 | if (c1 == p->code[0] && c2 == p->code[1]) |
1651 | return d_make_operator (di, p); | |
1652 | ||
1653 | if (c1 < p->code[0] || (c1 == p->code[0] && c2 < p->code[1])) | |
1654 | high = i; | |
1655 | else | |
1656 | low = i + 1; | |
1657 | if (low == high) | |
1658 | return NULL; | |
1659 | } | |
1660 | } | |
69afa80d AS |
1661 | } |
1662 | ||
e5df4fb1 DD |
1663 | static struct demangle_component * |
1664 | d_make_character (struct d_info *di, int c) | |
1665 | { | |
1666 | struct demangle_component *p; | |
1667 | p = d_make_empty (di); | |
1668 | if (p != NULL) | |
1669 | { | |
1670 | p->type = DEMANGLE_COMPONENT_CHARACTER; | |
1671 | p->u.s_character.character = c; | |
1672 | } | |
1673 | return p; | |
1674 | } | |
1675 | ||
1676 | static struct demangle_component * | |
1677 | d_java_resource (struct d_info *di) | |
1678 | { | |
1679 | struct demangle_component *p = NULL; | |
1680 | struct demangle_component *next = NULL; | |
1681 | long len, i; | |
1682 | char c; | |
1683 | const char *str; | |
1684 | ||
1685 | len = d_number (di); | |
1686 | if (len <= 1) | |
1687 | return NULL; | |
1688 | ||
1689 | /* Eat the leading '_'. */ | |
1690 | if (d_next_char (di) != '_') | |
1691 | return NULL; | |
1692 | len--; | |
1693 | ||
1694 | str = d_str (di); | |
1695 | i = 0; | |
1696 | ||
1697 | while (len > 0) | |
1698 | { | |
1699 | c = str[i]; | |
1700 | if (!c) | |
1701 | return NULL; | |
1702 | ||
1703 | /* Each chunk is either a '$' escape... */ | |
1704 | if (c == '$') | |
1705 | { | |
1706 | i++; | |
1707 | switch (str[i++]) | |
1708 | { | |
1709 | case 'S': | |
1710 | c = '/'; | |
1711 | break; | |
1712 | case '_': | |
1713 | c = '.'; | |
1714 | break; | |
1715 | case '$': | |
1716 | c = '$'; | |
1717 | break; | |
1718 | default: | |
1719 | return NULL; | |
1720 | } | |
1721 | next = d_make_character (di, c); | |
1722 | d_advance (di, i); | |
1723 | str = d_str (di); | |
1724 | len -= i; | |
1725 | i = 0; | |
1726 | if (next == NULL) | |
1727 | return NULL; | |
1728 | } | |
1729 | /* ... or a sequence of characters. */ | |
1730 | else | |
1731 | { | |
1732 | while (i < len && str[i] && str[i] != '$') | |
1733 | i++; | |
1734 | ||
1735 | next = d_make_name (di, str, i); | |
1736 | d_advance (di, i); | |
1737 | str = d_str (di); | |
1738 | len -= i; | |
1739 | i = 0; | |
1740 | if (next == NULL) | |
1741 | return NULL; | |
1742 | } | |
1743 | ||
1744 | if (p == NULL) | |
1745 | p = next; | |
1746 | else | |
1747 | { | |
1748 | p = d_make_comp (di, DEMANGLE_COMPONENT_COMPOUND_NAME, p, next); | |
1749 | if (p == NULL) | |
1750 | return NULL; | |
1751 | } | |
1752 | } | |
1753 | ||
1754 | p = d_make_comp (di, DEMANGLE_COMPONENT_JAVA_RESOURCE, p, NULL); | |
1755 | ||
1756 | return p; | |
1757 | } | |
1758 | ||
bd6946d1 ILT |
1759 | /* <special-name> ::= TV <type> |
1760 | ::= TT <type> | |
1761 | ::= TI <type> | |
1762 | ::= TS <type> | |
1763 | ::= GV <(object) name> | |
1764 | ::= T <call-offset> <(base) encoding> | |
1765 | ::= Tc <call-offset> <call-offset> <(base) encoding> | |
1766 | Also g++ extensions: | |
1767 | ::= TC <type> <(offset) number> _ <(base) type> | |
1768 | ::= TF <type> | |
1769 | ::= TJ <type> | |
1770 | ::= GR <name> | |
15da2806 | 1771 | ::= GA <encoding> |
e5df4fb1 | 1772 | ::= Gr <resource name> |
0a35513e AH |
1773 | ::= GTt <encoding> |
1774 | ::= GTn <encoding> | |
bd6946d1 | 1775 | */ |
69afa80d | 1776 | |
5e777af5 | 1777 | static struct demangle_component * |
9486db4f | 1778 | d_special_name (struct d_info *di) |
69afa80d | 1779 | { |
2d6c4025 | 1780 | di->expansion += 20; |
5165f125 | 1781 | if (d_check_char (di, 'T')) |
051664b0 | 1782 | { |
bd6946d1 ILT |
1783 | switch (d_next_char (di)) |
1784 | { | |
1785 | case 'V': | |
2d6c4025 | 1786 | di->expansion -= 5; |
5e777af5 ILT |
1787 | return d_make_comp (di, DEMANGLE_COMPONENT_VTABLE, |
1788 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 1789 | case 'T': |
2d6c4025 | 1790 | di->expansion -= 10; |
5e777af5 ILT |
1791 | return d_make_comp (di, DEMANGLE_COMPONENT_VTT, |
1792 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 1793 | case 'I': |
5e777af5 ILT |
1794 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO, |
1795 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 1796 | case 'S': |
5e777af5 ILT |
1797 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO_NAME, |
1798 | cplus_demangle_type (di), NULL); | |
69afa80d | 1799 | |
bd6946d1 ILT |
1800 | case 'h': |
1801 | if (! d_call_offset (di, 'h')) | |
1802 | return NULL; | |
5e777af5 ILT |
1803 | return d_make_comp (di, DEMANGLE_COMPONENT_THUNK, |
1804 | d_encoding (di, 0), NULL); | |
69afa80d | 1805 | |
bd6946d1 ILT |
1806 | case 'v': |
1807 | if (! d_call_offset (di, 'v')) | |
1808 | return NULL; | |
5e777af5 ILT |
1809 | return d_make_comp (di, DEMANGLE_COMPONENT_VIRTUAL_THUNK, |
1810 | d_encoding (di, 0), NULL); | |
69afa80d | 1811 | |
bd6946d1 ILT |
1812 | case 'c': |
1813 | if (! d_call_offset (di, '\0')) | |
1814 | return NULL; | |
1815 | if (! d_call_offset (di, '\0')) | |
1816 | return NULL; | |
5e777af5 ILT |
1817 | return d_make_comp (di, DEMANGLE_COMPONENT_COVARIANT_THUNK, |
1818 | d_encoding (di, 0), NULL); | |
69afa80d | 1819 | |
bd6946d1 ILT |
1820 | case 'C': |
1821 | { | |
5e777af5 | 1822 | struct demangle_component *derived_type; |
bd6946d1 | 1823 | long offset; |
5e777af5 | 1824 | struct demangle_component *base_type; |
bd6946d1 | 1825 | |
5e777af5 | 1826 | derived_type = cplus_demangle_type (di); |
bd6946d1 ILT |
1827 | offset = d_number (di); |
1828 | if (offset < 0) | |
1829 | return NULL; | |
5165f125 | 1830 | if (! d_check_char (di, '_')) |
bd6946d1 | 1831 | return NULL; |
5e777af5 | 1832 | base_type = cplus_demangle_type (di); |
bd6946d1 ILT |
1833 | /* We don't display the offset. FIXME: We should display |
1834 | it in verbose mode. */ | |
2d6c4025 | 1835 | di->expansion += 5; |
5e777af5 ILT |
1836 | return d_make_comp (di, DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE, |
1837 | base_type, derived_type); | |
bd6946d1 | 1838 | } |
69afa80d | 1839 | |
bd6946d1 | 1840 | case 'F': |
5e777af5 ILT |
1841 | return d_make_comp (di, DEMANGLE_COMPONENT_TYPEINFO_FN, |
1842 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 1843 | case 'J': |
5e777af5 ILT |
1844 | return d_make_comp (di, DEMANGLE_COMPONENT_JAVA_CLASS, |
1845 | cplus_demangle_type (di), NULL); | |
69afa80d | 1846 | |
bd6946d1 ILT |
1847 | default: |
1848 | return NULL; | |
1849 | } | |
69afa80d | 1850 | } |
5165f125 | 1851 | else if (d_check_char (di, 'G')) |
69afa80d | 1852 | { |
bd6946d1 ILT |
1853 | switch (d_next_char (di)) |
1854 | { | |
1855 | case 'V': | |
5e777af5 | 1856 | return d_make_comp (di, DEMANGLE_COMPONENT_GUARD, d_name (di), NULL); |
bd6946d1 ILT |
1857 | |
1858 | case 'R': | |
b25dd954 JM |
1859 | { |
1860 | struct demangle_component *name = d_name (di); | |
1861 | return d_make_comp (di, DEMANGLE_COMPONENT_REFTEMP, name, | |
1862 | d_number_component (di)); | |
1863 | } | |
bd6946d1 | 1864 | |
15da2806 RH |
1865 | case 'A': |
1866 | return d_make_comp (di, DEMANGLE_COMPONENT_HIDDEN_ALIAS, | |
1867 | d_encoding (di, 0), NULL); | |
1868 | ||
0a35513e AH |
1869 | case 'T': |
1870 | switch (d_next_char (di)) | |
1871 | { | |
1872 | case 'n': | |
1873 | return d_make_comp (di, DEMANGLE_COMPONENT_NONTRANSACTION_CLONE, | |
1874 | d_encoding (di, 0), NULL); | |
1875 | default: | |
1876 | /* ??? The proposal is that other letters (such as 'h') stand | |
1877 | for different variants of transaction cloning, such as | |
1878 | compiling directly for hardware transaction support. But | |
1879 | they still should all be transactional clones of some sort | |
1880 | so go ahead and call them that. */ | |
1881 | case 't': | |
1882 | return d_make_comp (di, DEMANGLE_COMPONENT_TRANSACTION_CLONE, | |
1883 | d_encoding (di, 0), NULL); | |
1884 | } | |
1885 | ||
e5df4fb1 DD |
1886 | case 'r': |
1887 | return d_java_resource (di); | |
1888 | ||
bd6946d1 ILT |
1889 | default: |
1890 | return NULL; | |
1891 | } | |
69afa80d | 1892 | } |
bd6946d1 ILT |
1893 | else |
1894 | return NULL; | |
69afa80d AS |
1895 | } |
1896 | ||
bd6946d1 ILT |
1897 | /* <call-offset> ::= h <nv-offset> _ |
1898 | ::= v <v-offset> _ | |
69afa80d | 1899 | |
bd6946d1 | 1900 | <nv-offset> ::= <(offset) number> |
69afa80d | 1901 | |
bd6946d1 | 1902 | <v-offset> ::= <(offset) number> _ <(virtual offset) number> |
69afa80d | 1903 | |
bd6946d1 ILT |
1904 | The C parameter, if not '\0', is a character we just read which is |
1905 | the start of the <call-offset>. | |
69afa80d | 1906 | |
bd6946d1 ILT |
1907 | We don't display the offset information anywhere. FIXME: We should |
1908 | display it in verbose mode. */ | |
69afa80d | 1909 | |
bd6946d1 | 1910 | static int |
9486db4f | 1911 | d_call_offset (struct d_info *di, int c) |
69afa80d | 1912 | { |
bd6946d1 ILT |
1913 | if (c == '\0') |
1914 | c = d_next_char (di); | |
69afa80d | 1915 | |
bd6946d1 | 1916 | if (c == 'h') |
0b167d51 | 1917 | d_number (di); |
bd6946d1 | 1918 | else if (c == 'v') |
69afa80d | 1919 | { |
0b167d51 | 1920 | d_number (di); |
5165f125 | 1921 | if (! d_check_char (di, '_')) |
bd6946d1 | 1922 | return 0; |
0b167d51 | 1923 | d_number (di); |
69afa80d | 1924 | } |
bd6946d1 ILT |
1925 | else |
1926 | return 0; | |
69afa80d | 1927 | |
5165f125 | 1928 | if (! d_check_char (di, '_')) |
bd6946d1 | 1929 | return 0; |
69afa80d | 1930 | |
bd6946d1 | 1931 | return 1; |
69afa80d AS |
1932 | } |
1933 | ||
bd6946d1 ILT |
1934 | /* <ctor-dtor-name> ::= C1 |
1935 | ::= C2 | |
1936 | ::= C3 | |
1937 | ::= D0 | |
1938 | ::= D1 | |
1939 | ::= D2 | |
1940 | */ | |
1941 | ||
5e777af5 | 1942 | static struct demangle_component * |
9486db4f | 1943 | d_ctor_dtor_name (struct d_info *di) |
bd6946d1 | 1944 | { |
2d6c4025 ILT |
1945 | if (di->last_name != NULL) |
1946 | { | |
5e777af5 | 1947 | if (di->last_name->type == DEMANGLE_COMPONENT_NAME) |
2d6c4025 | 1948 | di->expansion += di->last_name->u.s_name.len; |
5e777af5 | 1949 | else if (di->last_name->type == DEMANGLE_COMPONENT_SUB_STD) |
2d6c4025 ILT |
1950 | di->expansion += di->last_name->u.s_string.len; |
1951 | } | |
5165f125 | 1952 | switch (d_peek_char (di)) |
bd6946d1 ILT |
1953 | { |
1954 | case 'C': | |
1955 | { | |
1956 | enum gnu_v3_ctor_kinds kind; | |
1957 | ||
5165f125 | 1958 | switch (d_peek_next_char (di)) |
bd6946d1 ILT |
1959 | { |
1960 | case '1': | |
1961 | kind = gnu_v3_complete_object_ctor; | |
1962 | break; | |
1963 | case '2': | |
1964 | kind = gnu_v3_base_object_ctor; | |
1965 | break; | |
1966 | case '3': | |
1967 | kind = gnu_v3_complete_object_allocating_ctor; | |
1968 | break; | |
0a35513e AH |
1969 | case '5': |
1970 | kind = gnu_v3_object_ctor_group; | |
1971 | break; | |
bd6946d1 ILT |
1972 | default: |
1973 | return NULL; | |
1974 | } | |
5165f125 | 1975 | d_advance (di, 2); |
bd6946d1 ILT |
1976 | return d_make_ctor (di, kind, di->last_name); |
1977 | } | |
1978 | ||
1979 | case 'D': | |
1980 | { | |
1981 | enum gnu_v3_dtor_kinds kind; | |
1982 | ||
5165f125 | 1983 | switch (d_peek_next_char (di)) |
bd6946d1 ILT |
1984 | { |
1985 | case '0': | |
1986 | kind = gnu_v3_deleting_dtor; | |
1987 | break; | |
1988 | case '1': | |
1989 | kind = gnu_v3_complete_object_dtor; | |
1990 | break; | |
1991 | case '2': | |
1992 | kind = gnu_v3_base_object_dtor; | |
1993 | break; | |
0a35513e AH |
1994 | case '5': |
1995 | kind = gnu_v3_object_dtor_group; | |
1996 | break; | |
bd6946d1 ILT |
1997 | default: |
1998 | return NULL; | |
1999 | } | |
5165f125 | 2000 | d_advance (di, 2); |
bd6946d1 ILT |
2001 | return d_make_dtor (di, kind, di->last_name); |
2002 | } | |
69afa80d | 2003 | |
bd6946d1 ILT |
2004 | default: |
2005 | return NULL; | |
2006 | } | |
2007 | } | |
69afa80d | 2008 | |
bd6946d1 ILT |
2009 | /* <type> ::= <builtin-type> |
2010 | ::= <function-type> | |
2011 | ::= <class-enum-type> | |
2012 | ::= <array-type> | |
2013 | ::= <pointer-to-member-type> | |
2014 | ::= <template-param> | |
2015 | ::= <template-template-param> <template-args> | |
2016 | ::= <substitution> | |
2017 | ::= <CV-qualifiers> <type> | |
2018 | ::= P <type> | |
2019 | ::= R <type> | |
1ab28be5 | 2020 | ::= O <type> (C++0x) |
bd6946d1 ILT |
2021 | ::= C <type> |
2022 | ::= G <type> | |
2023 | ::= U <source-name> <type> | |
2024 | ||
2025 | <builtin-type> ::= various one letter codes | |
2026 | ::= u <source-name> | |
2027 | */ | |
69afa80d | 2028 | |
5e777af5 ILT |
2029 | CP_STATIC_IF_GLIBCPP_V3 |
2030 | const struct demangle_builtin_type_info | |
2031 | cplus_demangle_builtin_types[D_BUILTIN_TYPE_COUNT] = | |
bd6946d1 | 2032 | { |
31058ee3 | 2033 | /* a */ { NL ("signed char"), NL ("signed char"), D_PRINT_DEFAULT }, |
2d6c4025 | 2034 | /* b */ { NL ("bool"), NL ("boolean"), D_PRINT_BOOL }, |
31058ee3 ILT |
2035 | /* c */ { NL ("char"), NL ("byte"), D_PRINT_DEFAULT }, |
2036 | /* d */ { NL ("double"), NL ("double"), D_PRINT_FLOAT }, | |
2037 | /* e */ { NL ("long double"), NL ("long double"), D_PRINT_FLOAT }, | |
2038 | /* f */ { NL ("float"), NL ("float"), D_PRINT_FLOAT }, | |
2039 | /* g */ { NL ("__float128"), NL ("__float128"), D_PRINT_FLOAT }, | |
2040 | /* h */ { NL ("unsigned char"), NL ("unsigned char"), D_PRINT_DEFAULT }, | |
2d6c4025 | 2041 | /* i */ { NL ("int"), NL ("int"), D_PRINT_INT }, |
31058ee3 | 2042 | /* j */ { NL ("unsigned int"), NL ("unsigned"), D_PRINT_UNSIGNED }, |
2d6c4025 ILT |
2043 | /* k */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
2044 | /* l */ { NL ("long"), NL ("long"), D_PRINT_LONG }, | |
31058ee3 | 2045 | /* m */ { NL ("unsigned long"), NL ("unsigned long"), D_PRINT_UNSIGNED_LONG }, |
2d6c4025 | 2046 | /* n */ { NL ("__int128"), NL ("__int128"), D_PRINT_DEFAULT }, |
31058ee3 ILT |
2047 | /* o */ { NL ("unsigned __int128"), NL ("unsigned __int128"), |
2048 | D_PRINT_DEFAULT }, | |
38179091 JM |
2049 | /* p */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
2050 | /* q */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, | |
2051 | /* r */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, | |
31058ee3 ILT |
2052 | /* s */ { NL ("short"), NL ("short"), D_PRINT_DEFAULT }, |
2053 | /* t */ { NL ("unsigned short"), NL ("unsigned short"), D_PRINT_DEFAULT }, | |
38179091 | 2054 | /* u */ { NULL, 0, NULL, 0, D_PRINT_DEFAULT }, |
2d6c4025 | 2055 | /* v */ { NL ("void"), NL ("void"), D_PRINT_VOID }, |
31058ee3 ILT |
2056 | /* w */ { NL ("wchar_t"), NL ("char"), D_PRINT_DEFAULT }, |
2057 | /* x */ { NL ("long long"), NL ("long"), D_PRINT_LONG_LONG }, | |
2058 | /* y */ { NL ("unsigned long long"), NL ("unsigned long long"), | |
2059 | D_PRINT_UNSIGNED_LONG_LONG }, | |
2d6c4025 | 2060 | /* z */ { NL ("..."), NL ("..."), D_PRINT_DEFAULT }, |
38179091 JM |
2061 | /* 26 */ { NL ("decimal32"), NL ("decimal32"), D_PRINT_DEFAULT }, |
2062 | /* 27 */ { NL ("decimal64"), NL ("decimal64"), D_PRINT_DEFAULT }, | |
2063 | /* 28 */ { NL ("decimal128"), NL ("decimal128"), D_PRINT_DEFAULT }, | |
2064 | /* 29 */ { NL ("half"), NL ("half"), D_PRINT_FLOAT }, | |
2065 | /* 30 */ { NL ("char16_t"), NL ("char16_t"), D_PRINT_DEFAULT }, | |
2066 | /* 31 */ { NL ("char32_t"), NL ("char32_t"), D_PRINT_DEFAULT }, | |
14c2101d JM |
2067 | /* 32 */ { NL ("decltype(nullptr)"), NL ("decltype(nullptr)"), |
2068 | D_PRINT_DEFAULT }, | |
bd6946d1 | 2069 | }; |
69afa80d | 2070 | |
5e777af5 ILT |
2071 | CP_STATIC_IF_GLIBCPP_V3 |
2072 | struct demangle_component * | |
9486db4f | 2073 | cplus_demangle_type (struct d_info *di) |
69afa80d | 2074 | { |
bd6946d1 | 2075 | char peek; |
5e777af5 | 2076 | struct demangle_component *ret; |
bd6946d1 ILT |
2077 | int can_subst; |
2078 | ||
2079 | /* The ABI specifies that when CV-qualifiers are used, the base type | |
2080 | is substitutable, and the fully qualified type is substitutable, | |
2081 | but the base type with a strict subset of the CV-qualifiers is | |
2082 | not substitutable. The natural recursive implementation of the | |
2083 | CV-qualifiers would cause subsets to be substitutable, so instead | |
2084 | we pull them all off now. | |
2085 | ||
81dc098b ILT |
2086 | FIXME: The ABI says that order-insensitive vendor qualifiers |
2087 | should be handled in the same way, but we have no way to tell | |
2088 | which vendor qualifiers are order-insensitive and which are | |
2089 | order-sensitive. So we just assume that they are all | |
2090 | order-sensitive. g++ 3.4 supports only one vendor qualifier, | |
2091 | __vector, and it treats it as order-sensitive when mangling | |
2092 | names. */ | |
bd6946d1 ILT |
2093 | |
2094 | peek = d_peek_char (di); | |
2095 | if (peek == 'r' || peek == 'V' || peek == 'K') | |
2096 | { | |
5e777af5 | 2097 | struct demangle_component **pret; |
69afa80d | 2098 | |
a51753e4 | 2099 | pret = d_cv_qualifiers (di, &ret, 0); |
81dc098b ILT |
2100 | if (pret == NULL) |
2101 | return NULL; | |
5e777af5 | 2102 | *pret = cplus_demangle_type (di); |
771904f1 | 2103 | if (! *pret || ! d_add_substitution (di, ret)) |
bd6946d1 ILT |
2104 | return NULL; |
2105 | return ret; | |
2106 | } | |
1056d228 | 2107 | |
bd6946d1 | 2108 | can_subst = 1; |
69afa80d | 2109 | |
a440fd19 | 2110 | switch (peek) |
69afa80d | 2111 | { |
bd6946d1 ILT |
2112 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g': |
2113 | case 'h': case 'i': case 'j': case 'l': case 'm': case 'n': | |
2114 | case 'o': case 's': case 't': | |
2115 | case 'v': case 'w': case 'x': case 'y': case 'z': | |
5e777af5 ILT |
2116 | ret = d_make_builtin_type (di, |
2117 | &cplus_demangle_builtin_types[peek - 'a']); | |
2d6c4025 | 2118 | di->expansion += ret->u.s_builtin.type->len; |
bd6946d1 ILT |
2119 | can_subst = 0; |
2120 | d_advance (di, 1); | |
2121 | break; | |
2122 | ||
2123 | case 'u': | |
2124 | d_advance (di, 1); | |
5e777af5 ILT |
2125 | ret = d_make_comp (di, DEMANGLE_COMPONENT_VENDOR_TYPE, |
2126 | d_source_name (di), NULL); | |
bd6946d1 ILT |
2127 | break; |
2128 | ||
2129 | case 'F': | |
2130 | ret = d_function_type (di); | |
69afa80d AS |
2131 | break; |
2132 | ||
bd6946d1 ILT |
2133 | case '0': case '1': case '2': case '3': case '4': |
2134 | case '5': case '6': case '7': case '8': case '9': | |
2135 | case 'N': | |
69afa80d | 2136 | case 'Z': |
bd6946d1 | 2137 | ret = d_class_enum_type (di); |
69afa80d AS |
2138 | break; |
2139 | ||
bd6946d1 ILT |
2140 | case 'A': |
2141 | ret = d_array_type (di); | |
2142 | break; | |
2143 | ||
2144 | case 'M': | |
2145 | ret = d_pointer_to_member_type (di); | |
2146 | break; | |
2147 | ||
2148 | case 'T': | |
2149 | ret = d_template_param (di); | |
2150 | if (d_peek_char (di) == 'I') | |
bece74bd | 2151 | { |
bd6946d1 ILT |
2152 | /* This is <template-template-param> <template-args>. The |
2153 | <template-template-param> part is a substitution | |
2154 | candidate. */ | |
2155 | if (! d_add_substitution (di, ret)) | |
2156 | return NULL; | |
5e777af5 ILT |
2157 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, |
2158 | d_template_args (di)); | |
bece74bd | 2159 | } |
bd6946d1 ILT |
2160 | break; |
2161 | ||
2162 | case 'S': | |
2163 | /* If this is a special substitution, then it is the start of | |
2164 | <class-enum-type>. */ | |
2165 | { | |
2166 | char peek_next; | |
d01ce591 | 2167 | |
bd6946d1 ILT |
2168 | peek_next = d_peek_next_char (di); |
2169 | if (IS_DIGIT (peek_next) | |
2170 | || peek_next == '_' | |
a51753e4 | 2171 | || IS_UPPER (peek_next)) |
bd6946d1 | 2172 | { |
374caa50 | 2173 | ret = d_substitution (di, 0); |
bd6946d1 ILT |
2174 | /* The substituted name may have been a template name and |
2175 | may be followed by tepmlate args. */ | |
2176 | if (d_peek_char (di) == 'I') | |
5e777af5 | 2177 | ret = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, ret, |
bd6946d1 ILT |
2178 | d_template_args (di)); |
2179 | else | |
2180 | can_subst = 0; | |
2181 | } | |
2182 | else | |
2183 | { | |
2184 | ret = d_class_enum_type (di); | |
2185 | /* If the substitution was a complete type, then it is not | |
2186 | a new substitution candidate. However, if the | |
2187 | substitution was followed by template arguments, then | |
2188 | the whole thing is a substitution candidate. */ | |
5e777af5 | 2189 | if (ret != NULL && ret->type == DEMANGLE_COMPONENT_SUB_STD) |
bd6946d1 ILT |
2190 | can_subst = 0; |
2191 | } | |
2192 | } | |
69afa80d AS |
2193 | break; |
2194 | ||
1ab28be5 DG |
2195 | case 'O': |
2196 | d_advance (di, 1); | |
2197 | ret = d_make_comp (di, DEMANGLE_COMPONENT_RVALUE_REFERENCE, | |
2198 | cplus_demangle_type (di), NULL); | |
2199 | break; | |
2200 | ||
bd6946d1 ILT |
2201 | case 'P': |
2202 | d_advance (di, 1); | |
5e777af5 ILT |
2203 | ret = d_make_comp (di, DEMANGLE_COMPONENT_POINTER, |
2204 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 2205 | break; |
69afa80d | 2206 | |
bd6946d1 ILT |
2207 | case 'R': |
2208 | d_advance (di, 1); | |
5e777af5 | 2209 | ret = d_make_comp (di, DEMANGLE_COMPONENT_REFERENCE, |
1ab28be5 | 2210 | cplus_demangle_type (di), NULL); |
bd6946d1 | 2211 | break; |
69afa80d | 2212 | |
bd6946d1 ILT |
2213 | case 'C': |
2214 | d_advance (di, 1); | |
5e777af5 ILT |
2215 | ret = d_make_comp (di, DEMANGLE_COMPONENT_COMPLEX, |
2216 | cplus_demangle_type (di), NULL); | |
bd6946d1 ILT |
2217 | break; |
2218 | ||
2219 | case 'G': | |
2220 | d_advance (di, 1); | |
5e777af5 ILT |
2221 | ret = d_make_comp (di, DEMANGLE_COMPONENT_IMAGINARY, |
2222 | cplus_demangle_type (di), NULL); | |
bd6946d1 | 2223 | break; |
69afa80d | 2224 | |
bd6946d1 ILT |
2225 | case 'U': |
2226 | d_advance (di, 1); | |
2227 | ret = d_source_name (di); | |
5e777af5 ILT |
2228 | ret = d_make_comp (di, DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL, |
2229 | cplus_demangle_type (di), ret); | |
69afa80d | 2230 | break; |
bd6946d1 | 2231 | |
5a3d7e74 JM |
2232 | case 'D': |
2233 | can_subst = 0; | |
2234 | d_advance (di, 1); | |
2235 | peek = d_next_char (di); | |
2236 | switch (peek) | |
2237 | { | |
2238 | case 'T': | |
2239 | case 't': | |
2240 | /* decltype (expression) */ | |
2241 | ret = d_make_comp (di, DEMANGLE_COMPONENT_DECLTYPE, | |
2242 | d_expression (di), NULL); | |
2243 | if (ret && d_next_char (di) != 'E') | |
2244 | ret = NULL; | |
2245 | break; | |
2246 | ||
2247 | case 'p': | |
2248 | /* Pack expansion. */ | |
38179091 JM |
2249 | ret = d_make_comp (di, DEMANGLE_COMPONENT_PACK_EXPANSION, |
2250 | cplus_demangle_type (di), NULL); | |
2251 | break; | |
5a3d7e74 JM |
2252 | |
2253 | case 'f': | |
38179091 JM |
2254 | /* 32-bit decimal floating point */ |
2255 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[26]); | |
5a3d7e74 JM |
2256 | di->expansion += ret->u.s_builtin.type->len; |
2257 | break; | |
2258 | case 'd': | |
38179091 JM |
2259 | /* 64-bit DFP */ |
2260 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[27]); | |
5a3d7e74 JM |
2261 | di->expansion += ret->u.s_builtin.type->len; |
2262 | break; | |
2263 | case 'e': | |
2264 | /* 128-bit DFP */ | |
38179091 | 2265 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[28]); |
5a3d7e74 JM |
2266 | di->expansion += ret->u.s_builtin.type->len; |
2267 | break; | |
2268 | case 'h': | |
2269 | /* 16-bit half-precision FP */ | |
38179091 JM |
2270 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[29]); |
2271 | di->expansion += ret->u.s_builtin.type->len; | |
2272 | break; | |
2273 | case 's': | |
2274 | /* char16_t */ | |
2275 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[30]); | |
2276 | di->expansion += ret->u.s_builtin.type->len; | |
2277 | break; | |
2278 | case 'i': | |
2279 | /* char32_t */ | |
2280 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[31]); | |
5a3d7e74 JM |
2281 | di->expansion += ret->u.s_builtin.type->len; |
2282 | break; | |
07523e7c JM |
2283 | |
2284 | case 'F': | |
2285 | /* Fixed point types. DF<int bits><length><fract bits><sat> */ | |
2286 | ret = d_make_empty (di); | |
2287 | ret->type = DEMANGLE_COMPONENT_FIXED_TYPE; | |
2288 | if ((ret->u.s_fixed.accum = IS_DIGIT (d_peek_char (di)))) | |
2289 | /* For demangling we don't care about the bits. */ | |
2290 | d_number (di); | |
2291 | ret->u.s_fixed.length = cplus_demangle_type (di); | |
79b754d4 ILT |
2292 | if (ret->u.s_fixed.length == NULL) |
2293 | return NULL; | |
07523e7c JM |
2294 | d_number (di); |
2295 | peek = d_next_char (di); | |
2296 | ret->u.s_fixed.sat = (peek == 's'); | |
2297 | break; | |
381009fe | 2298 | |
abfe01ce JM |
2299 | case 'v': |
2300 | ret = d_vector_type (di); | |
2301 | break; | |
2302 | ||
14c2101d JM |
2303 | case 'n': |
2304 | /* decltype(nullptr) */ | |
2305 | ret = d_make_builtin_type (di, &cplus_demangle_builtin_types[32]); | |
2306 | di->expansion += ret->u.s_builtin.type->len; | |
2307 | break; | |
2308 | ||
381009fe BE |
2309 | default: |
2310 | return NULL; | |
5a3d7e74 JM |
2311 | } |
2312 | break; | |
2313 | ||
bd6946d1 ILT |
2314 | default: |
2315 | return NULL; | |
69afa80d AS |
2316 | } |
2317 | ||
bd6946d1 ILT |
2318 | if (can_subst) |
2319 | { | |
2320 | if (! d_add_substitution (di, ret)) | |
2321 | return NULL; | |
2322 | } | |
69afa80d | 2323 | |
bd6946d1 ILT |
2324 | return ret; |
2325 | } | |
69afa80d | 2326 | |
bd6946d1 | 2327 | /* <CV-qualifiers> ::= [r] [V] [K] */ |
69afa80d | 2328 | |
5e777af5 | 2329 | static struct demangle_component ** |
9486db4f GDR |
2330 | d_cv_qualifiers (struct d_info *di, |
2331 | struct demangle_component **pret, int member_fn) | |
69afa80d | 2332 | { |
d58818f7 | 2333 | struct demangle_component **pstart; |
69afa80d AS |
2334 | char peek; |
2335 | ||
d58818f7 | 2336 | pstart = pret; |
bd6946d1 ILT |
2337 | peek = d_peek_char (di); |
2338 | while (peek == 'r' || peek == 'V' || peek == 'K') | |
69afa80d | 2339 | { |
5e777af5 | 2340 | enum demangle_component_type t; |
0870bfd6 | 2341 | |
bd6946d1 ILT |
2342 | d_advance (di, 1); |
2343 | if (peek == 'r') | |
2d6c4025 | 2344 | { |
5e777af5 ILT |
2345 | t = (member_fn |
2346 | ? DEMANGLE_COMPONENT_RESTRICT_THIS | |
2347 | : DEMANGLE_COMPONENT_RESTRICT); | |
2d6c4025 ILT |
2348 | di->expansion += sizeof "restrict"; |
2349 | } | |
bd6946d1 | 2350 | else if (peek == 'V') |
2d6c4025 | 2351 | { |
5e777af5 ILT |
2352 | t = (member_fn |
2353 | ? DEMANGLE_COMPONENT_VOLATILE_THIS | |
2354 | : DEMANGLE_COMPONENT_VOLATILE); | |
2d6c4025 ILT |
2355 | di->expansion += sizeof "volatile"; |
2356 | } | |
bd6946d1 | 2357 | else |
2d6c4025 | 2358 | { |
5e777af5 ILT |
2359 | t = (member_fn |
2360 | ? DEMANGLE_COMPONENT_CONST_THIS | |
2361 | : DEMANGLE_COMPONENT_CONST); | |
2d6c4025 ILT |
2362 | di->expansion += sizeof "const"; |
2363 | } | |
69afa80d | 2364 | |
bd6946d1 ILT |
2365 | *pret = d_make_comp (di, t, NULL, NULL); |
2366 | if (*pret == NULL) | |
2367 | return NULL; | |
2368 | pret = &d_left (*pret); | |
69afa80d | 2369 | |
bd6946d1 ILT |
2370 | peek = d_peek_char (di); |
2371 | } | |
69afa80d | 2372 | |
d58818f7 ILT |
2373 | if (!member_fn && peek == 'F') |
2374 | { | |
2375 | while (pstart != pret) | |
2376 | { | |
2377 | switch ((*pstart)->type) | |
2378 | { | |
2379 | case DEMANGLE_COMPONENT_RESTRICT: | |
2380 | (*pstart)->type = DEMANGLE_COMPONENT_RESTRICT_THIS; | |
2381 | break; | |
2382 | case DEMANGLE_COMPONENT_VOLATILE: | |
2383 | (*pstart)->type = DEMANGLE_COMPONENT_VOLATILE_THIS; | |
2384 | break; | |
2385 | case DEMANGLE_COMPONENT_CONST: | |
2386 | (*pstart)->type = DEMANGLE_COMPONENT_CONST_THIS; | |
2387 | break; | |
2388 | default: | |
2389 | break; | |
2390 | } | |
2391 | pstart = &d_left (*pstart); | |
2392 | } | |
2393 | } | |
2394 | ||
bd6946d1 ILT |
2395 | return pret; |
2396 | } | |
69afa80d | 2397 | |
bd6946d1 | 2398 | /* <function-type> ::= F [Y] <bare-function-type> E */ |
69afa80d | 2399 | |
5e777af5 | 2400 | static struct demangle_component * |
9486db4f | 2401 | d_function_type (struct d_info *di) |
69afa80d | 2402 | { |
5e777af5 | 2403 | struct demangle_component *ret; |
69afa80d | 2404 | |
5165f125 | 2405 | if (! d_check_char (di, 'F')) |
bd6946d1 ILT |
2406 | return NULL; |
2407 | if (d_peek_char (di) == 'Y') | |
2408 | { | |
2409 | /* Function has C linkage. We don't print this information. | |
2410 | FIXME: We should print it in verbose mode. */ | |
2411 | d_advance (di, 1); | |
2412 | } | |
2413 | ret = d_bare_function_type (di, 1); | |
5165f125 | 2414 | if (! d_check_char (di, 'E')) |
bd6946d1 ILT |
2415 | return NULL; |
2416 | return ret; | |
2417 | } | |
e282c9c9 | 2418 | |
d5f4eddd | 2419 | /* <type>+ */ |
69afa80d | 2420 | |
5e777af5 | 2421 | static struct demangle_component * |
d5f4eddd | 2422 | d_parmlist (struct d_info *di) |
bd6946d1 | 2423 | { |
5e777af5 ILT |
2424 | struct demangle_component *tl; |
2425 | struct demangle_component **ptl; | |
92aed1cb | 2426 | |
bd6946d1 ILT |
2427 | tl = NULL; |
2428 | ptl = &tl; | |
69afa80d AS |
2429 | while (1) |
2430 | { | |
5e777af5 | 2431 | struct demangle_component *type; |
69afa80d | 2432 | |
d5f4eddd | 2433 | char peek = d_peek_char (di); |
2d2b02c4 | 2434 | if (peek == '\0' || peek == 'E' || peek == '.') |
bd6946d1 | 2435 | break; |
5e777af5 | 2436 | type = cplus_demangle_type (di); |
bd6946d1 ILT |
2437 | if (type == NULL) |
2438 | return NULL; | |
d5f4eddd JM |
2439 | *ptl = d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, type, NULL); |
2440 | if (*ptl == NULL) | |
2441 | return NULL; | |
2442 | ptl = &d_right (*ptl); | |
69afa80d | 2443 | } |
69afa80d | 2444 | |
bd6946d1 ILT |
2445 | /* There should be at least one parameter type besides the optional |
2446 | return type. A function which takes no arguments will have a | |
2447 | single parameter type void. */ | |
2448 | if (tl == NULL) | |
2449 | return NULL; | |
69afa80d | 2450 | |
bd6946d1 ILT |
2451 | /* If we have a single parameter type void, omit it. */ |
2452 | if (d_right (tl) == NULL | |
5e777af5 | 2453 | && d_left (tl)->type == DEMANGLE_COMPONENT_BUILTIN_TYPE |
bd6946d1 | 2454 | && d_left (tl)->u.s_builtin.type->print == D_PRINT_VOID) |
2d6c4025 ILT |
2455 | { |
2456 | di->expansion -= d_left (tl)->u.s_builtin.type->len; | |
d5f4eddd | 2457 | d_left (tl) = NULL; |
2d6c4025 | 2458 | } |
69afa80d | 2459 | |
d5f4eddd JM |
2460 | return tl; |
2461 | } | |
2462 | ||
2463 | /* <bare-function-type> ::= [J]<type>+ */ | |
2464 | ||
2465 | static struct demangle_component * | |
2466 | d_bare_function_type (struct d_info *di, int has_return_type) | |
2467 | { | |
2468 | struct demangle_component *return_type; | |
2469 | struct demangle_component *tl; | |
2470 | char peek; | |
2471 | ||
2472 | /* Detect special qualifier indicating that the first argument | |
2473 | is the return type. */ | |
2474 | peek = d_peek_char (di); | |
2475 | if (peek == 'J') | |
2476 | { | |
2477 | d_advance (di, 1); | |
2478 | has_return_type = 1; | |
2479 | } | |
2480 | ||
2481 | if (has_return_type) | |
2482 | { | |
2483 | return_type = cplus_demangle_type (di); | |
2484 | if (return_type == NULL) | |
2485 | return NULL; | |
2486 | } | |
2487 | else | |
2488 | return_type = NULL; | |
2489 | ||
2490 | tl = d_parmlist (di); | |
2491 | if (tl == NULL) | |
2492 | return NULL; | |
2493 | ||
2494 | return d_make_comp (di, DEMANGLE_COMPONENT_FUNCTION_TYPE, | |
2495 | return_type, tl); | |
bd6946d1 | 2496 | } |
69afa80d | 2497 | |
bd6946d1 | 2498 | /* <class-enum-type> ::= <name> */ |
69afa80d | 2499 | |
5e777af5 | 2500 | static struct demangle_component * |
9486db4f | 2501 | d_class_enum_type (struct d_info *di) |
bd6946d1 ILT |
2502 | { |
2503 | return d_name (di); | |
2504 | } | |
1056d228 | 2505 | |
bd6946d1 ILT |
2506 | /* <array-type> ::= A <(positive dimension) number> _ <(element) type> |
2507 | ::= A [<(dimension) expression>] _ <(element) type> | |
2508 | */ | |
1056d228 | 2509 | |
5e777af5 | 2510 | static struct demangle_component * |
9486db4f | 2511 | d_array_type (struct d_info *di) |
bd6946d1 ILT |
2512 | { |
2513 | char peek; | |
5e777af5 | 2514 | struct demangle_component *dim; |
1056d228 | 2515 | |
5165f125 | 2516 | if (! d_check_char (di, 'A')) |
bd6946d1 ILT |
2517 | return NULL; |
2518 | ||
2519 | peek = d_peek_char (di); | |
2520 | if (peek == '_') | |
2521 | dim = NULL; | |
2522 | else if (IS_DIGIT (peek)) | |
1056d228 | 2523 | { |
bd6946d1 | 2524 | const char *s; |
1056d228 | 2525 | |
bd6946d1 ILT |
2526 | s = d_str (di); |
2527 | do | |
2528 | { | |
2529 | d_advance (di, 1); | |
2530 | peek = d_peek_char (di); | |
2531 | } | |
2532 | while (IS_DIGIT (peek)); | |
2533 | dim = d_make_name (di, s, d_str (di) - s); | |
81dc098b ILT |
2534 | if (dim == NULL) |
2535 | return NULL; | |
1056d228 | 2536 | } |
69afa80d | 2537 | else |
bd6946d1 ILT |
2538 | { |
2539 | dim = d_expression (di); | |
2540 | if (dim == NULL) | |
2541 | return NULL; | |
2542 | } | |
69afa80d | 2543 | |
5165f125 | 2544 | if (! d_check_char (di, '_')) |
bd6946d1 | 2545 | return NULL; |
69afa80d | 2546 | |
5e777af5 ILT |
2547 | return d_make_comp (di, DEMANGLE_COMPONENT_ARRAY_TYPE, dim, |
2548 | cplus_demangle_type (di)); | |
bd6946d1 | 2549 | } |
69afa80d | 2550 | |
abfe01ce JM |
2551 | /* <vector-type> ::= Dv <number> _ <type> |
2552 | ::= Dv _ <expression> _ <type> */ | |
2553 | ||
2554 | static struct demangle_component * | |
2555 | d_vector_type (struct d_info *di) | |
2556 | { | |
2557 | char peek; | |
2558 | struct demangle_component *dim; | |
2559 | ||
2560 | peek = d_peek_char (di); | |
2561 | if (peek == '_') | |
2562 | { | |
2563 | d_advance (di, 1); | |
2564 | dim = d_expression (di); | |
2565 | } | |
2566 | else | |
2567 | dim = d_number_component (di); | |
2568 | ||
2569 | if (dim == NULL) | |
2570 | return NULL; | |
2571 | ||
2572 | if (! d_check_char (di, '_')) | |
2573 | return NULL; | |
2574 | ||
2575 | return d_make_comp (di, DEMANGLE_COMPONENT_VECTOR_TYPE, dim, | |
2576 | cplus_demangle_type (di)); | |
2577 | } | |
2578 | ||
bd6946d1 | 2579 | /* <pointer-to-member-type> ::= M <(class) type> <(member) type> */ |
69afa80d | 2580 | |
5e777af5 | 2581 | static struct demangle_component * |
9486db4f | 2582 | d_pointer_to_member_type (struct d_info *di) |
69afa80d | 2583 | { |
5e777af5 ILT |
2584 | struct demangle_component *cl; |
2585 | struct demangle_component *mem; | |
2586 | struct demangle_component **pmem; | |
69afa80d | 2587 | |
5165f125 | 2588 | if (! d_check_char (di, 'M')) |
bd6946d1 | 2589 | return NULL; |
69afa80d | 2590 | |
5e777af5 | 2591 | cl = cplus_demangle_type (di); |
69afa80d | 2592 | |
bd6946d1 ILT |
2593 | /* The ABI specifies that any type can be a substitution source, and |
2594 | that M is followed by two types, and that when a CV-qualified | |
2595 | type is seen both the base type and the CV-qualified types are | |
2596 | substitution sources. The ABI also specifies that for a pointer | |
2597 | to a CV-qualified member function, the qualifiers are attached to | |
2598 | the second type. Given the grammar, a plain reading of the ABI | |
2599 | suggests that both the CV-qualified member function and the | |
2600 | non-qualified member function are substitution sources. However, | |
2601 | g++ does not work that way. g++ treats only the CV-qualified | |
2602 | member function as a substitution source. FIXME. So to work | |
2603 | with g++, we need to pull off the CV-qualifiers here, in order to | |
022d4166 ILT |
2604 | avoid calling add_substitution() in cplus_demangle_type(). But |
2605 | for a CV-qualified member which is not a function, g++ does | |
2606 | follow the ABI, so we need to handle that case here by calling | |
2607 | d_add_substitution ourselves. */ | |
69afa80d | 2608 | |
a51753e4 | 2609 | pmem = d_cv_qualifiers (di, &mem, 1); |
81dc098b ILT |
2610 | if (pmem == NULL) |
2611 | return NULL; | |
5e777af5 | 2612 | *pmem = cplus_demangle_type (di); |
771904f1 GK |
2613 | if (*pmem == NULL) |
2614 | return NULL; | |
69afa80d | 2615 | |
022d4166 ILT |
2616 | if (pmem != &mem && (*pmem)->type != DEMANGLE_COMPONENT_FUNCTION_TYPE) |
2617 | { | |
2618 | if (! d_add_substitution (di, mem)) | |
2619 | return NULL; | |
2620 | } | |
2621 | ||
5e777af5 | 2622 | return d_make_comp (di, DEMANGLE_COMPONENT_PTRMEM_TYPE, cl, mem); |
69afa80d AS |
2623 | } |
2624 | ||
d5f4eddd JM |
2625 | /* <non-negative number> _ */ |
2626 | ||
2627 | static long | |
2628 | d_compact_number (struct d_info *di) | |
2629 | { | |
2630 | long num; | |
2631 | if (d_peek_char (di) == '_') | |
2632 | num = 0; | |
2633 | else if (d_peek_char (di) == 'n') | |
2634 | return -1; | |
2635 | else | |
2636 | num = d_number (di) + 1; | |
2637 | ||
2638 | if (! d_check_char (di, '_')) | |
2639 | return -1; | |
2640 | return num; | |
2641 | } | |
2642 | ||
bd6946d1 ILT |
2643 | /* <template-param> ::= T_ |
2644 | ::= T <(parameter-2 non-negative) number> _ | |
2645 | */ | |
69afa80d | 2646 | |
5e777af5 | 2647 | static struct demangle_component * |
9486db4f | 2648 | d_template_param (struct d_info *di) |
69afa80d | 2649 | { |
bd6946d1 | 2650 | long param; |
69afa80d | 2651 | |
5165f125 | 2652 | if (! d_check_char (di, 'T')) |
bd6946d1 | 2653 | return NULL; |
69afa80d | 2654 | |
d5f4eddd JM |
2655 | param = d_compact_number (di); |
2656 | if (param < 0) | |
bd6946d1 | 2657 | return NULL; |
69afa80d | 2658 | |
2d6c4025 ILT |
2659 | ++di->did_subs; |
2660 | ||
bd6946d1 | 2661 | return d_make_template_param (di, param); |
69afa80d AS |
2662 | } |
2663 | ||
bd6946d1 ILT |
2664 | /* <template-args> ::= I <template-arg>+ E */ |
2665 | ||
5e777af5 | 2666 | static struct demangle_component * |
9486db4f | 2667 | d_template_args (struct d_info *di) |
69afa80d | 2668 | { |
5e777af5 ILT |
2669 | struct demangle_component *hold_last_name; |
2670 | struct demangle_component *al; | |
2671 | struct demangle_component **pal; | |
69afa80d | 2672 | |
bd6946d1 ILT |
2673 | /* Preserve the last name we saw--don't let the template arguments |
2674 | clobber it, as that would give us the wrong name for a subsequent | |
2675 | constructor or destructor. */ | |
2676 | hold_last_name = di->last_name; | |
69afa80d | 2677 | |
5165f125 | 2678 | if (! d_check_char (di, 'I')) |
bd6946d1 | 2679 | return NULL; |
69afa80d | 2680 | |
38179091 JM |
2681 | if (d_peek_char (di) == 'E') |
2682 | { | |
2683 | /* An argument pack can be empty. */ | |
2684 | d_advance (di, 1); | |
2685 | return d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE_ARGLIST, NULL, NULL); | |
2686 | } | |
2687 | ||
bd6946d1 ILT |
2688 | al = NULL; |
2689 | pal = &al; | |
69afa80d AS |
2690 | while (1) |
2691 | { | |
5e777af5 | 2692 | struct demangle_component *a; |
bd6946d1 ILT |
2693 | |
2694 | a = d_template_arg (di); | |
2695 | if (a == NULL) | |
2696 | return NULL; | |
2697 | ||
5e777af5 | 2698 | *pal = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE_ARGLIST, a, NULL); |
81dc098b ILT |
2699 | if (*pal == NULL) |
2700 | return NULL; | |
bd6946d1 ILT |
2701 | pal = &d_right (*pal); |
2702 | ||
2703 | if (d_peek_char (di) == 'E') | |
051664b0 | 2704 | { |
bd6946d1 ILT |
2705 | d_advance (di, 1); |
2706 | break; | |
051664b0 | 2707 | } |
69afa80d AS |
2708 | } |
2709 | ||
bd6946d1 ILT |
2710 | di->last_name = hold_last_name; |
2711 | ||
2712 | return al; | |
69afa80d AS |
2713 | } |
2714 | ||
bd6946d1 ILT |
2715 | /* <template-arg> ::= <type> |
2716 | ::= X <expression> E | |
2717 | ::= <expr-primary> | |
2718 | */ | |
69afa80d | 2719 | |
5e777af5 | 2720 | static struct demangle_component * |
9486db4f | 2721 | d_template_arg (struct d_info *di) |
69afa80d | 2722 | { |
5e777af5 | 2723 | struct demangle_component *ret; |
051664b0 | 2724 | |
bd6946d1 | 2725 | switch (d_peek_char (di)) |
69afa80d | 2726 | { |
bd6946d1 ILT |
2727 | case 'X': |
2728 | d_advance (di, 1); | |
2729 | ret = d_expression (di); | |
5165f125 | 2730 | if (! d_check_char (di, 'E')) |
bd6946d1 ILT |
2731 | return NULL; |
2732 | return ret; | |
28a34ec1 | 2733 | |
bd6946d1 ILT |
2734 | case 'L': |
2735 | return d_expr_primary (di); | |
69afa80d | 2736 | |
38179091 JM |
2737 | case 'I': |
2738 | /* An argument pack. */ | |
2739 | return d_template_args (di); | |
2740 | ||
bd6946d1 | 2741 | default: |
5e777af5 | 2742 | return cplus_demangle_type (di); |
31e0ab1f | 2743 | } |
69afa80d AS |
2744 | } |
2745 | ||
5a3d7e74 JM |
2746 | /* Subroutine of <expression> ::= cl <expression>+ E */ |
2747 | ||
2748 | static struct demangle_component * | |
2749 | d_exprlist (struct d_info *di) | |
2750 | { | |
2751 | struct demangle_component *list = NULL; | |
2752 | struct demangle_component **p = &list; | |
2753 | ||
38179091 JM |
2754 | if (d_peek_char (di) == 'E') |
2755 | { | |
2756 | d_advance (di, 1); | |
2757 | return d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, NULL, NULL); | |
2758 | } | |
2759 | ||
5a3d7e74 JM |
2760 | while (1) |
2761 | { | |
2762 | struct demangle_component *arg = d_expression (di); | |
2763 | if (arg == NULL) | |
2764 | return NULL; | |
2765 | ||
2766 | *p = d_make_comp (di, DEMANGLE_COMPONENT_ARGLIST, arg, NULL); | |
2767 | if (*p == NULL) | |
2768 | return NULL; | |
2769 | p = &d_right (*p); | |
2770 | ||
2771 | if (d_peek_char (di) == 'E') | |
2772 | { | |
2773 | d_advance (di, 1); | |
2774 | break; | |
2775 | } | |
2776 | } | |
2777 | ||
2778 | return list; | |
2779 | } | |
2780 | ||
bd6946d1 ILT |
2781 | /* <expression> ::= <(unary) operator-name> <expression> |
2782 | ::= <(binary) operator-name> <expression> <expression> | |
2783 | ::= <(trinary) operator-name> <expression> <expression> <expression> | |
5a3d7e74 | 2784 | ::= cl <expression>+ E |
bd6946d1 ILT |
2785 | ::= st <type> |
2786 | ::= <template-param> | |
2787 | ::= sr <type> <unqualified-name> | |
2788 | ::= sr <type> <unqualified-name> <template-args> | |
2789 | ::= <expr-primary> | |
2790 | */ | |
2791 | ||
5e777af5 | 2792 | static struct demangle_component * |
9486db4f | 2793 | d_expression (struct d_info *di) |
69afa80d | 2794 | { |
bd6946d1 | 2795 | char peek; |
69afa80d | 2796 | |
bd6946d1 ILT |
2797 | peek = d_peek_char (di); |
2798 | if (peek == 'L') | |
2799 | return d_expr_primary (di); | |
2800 | else if (peek == 'T') | |
2801 | return d_template_param (di); | |
2802 | else if (peek == 's' && d_peek_next_char (di) == 'r') | |
69afa80d | 2803 | { |
5e777af5 ILT |
2804 | struct demangle_component *type; |
2805 | struct demangle_component *name; | |
69afa80d | 2806 | |
bd6946d1 | 2807 | d_advance (di, 2); |
5e777af5 | 2808 | type = cplus_demangle_type (di); |
bd6946d1 ILT |
2809 | name = d_unqualified_name (di); |
2810 | if (d_peek_char (di) != 'I') | |
5e777af5 | 2811 | return d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, type, name); |
bd6946d1 | 2812 | else |
5e777af5 ILT |
2813 | return d_make_comp (di, DEMANGLE_COMPONENT_QUAL_NAME, type, |
2814 | d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, name, | |
bd6946d1 | 2815 | d_template_args (di))); |
5d69ba1f | 2816 | } |
6afcfe0a JM |
2817 | else if (peek == 's' && d_peek_next_char (di) == 'p') |
2818 | { | |
2819 | d_advance (di, 2); | |
2820 | return d_make_comp (di, DEMANGLE_COMPONENT_PACK_EXPANSION, | |
2821 | d_expression (di), NULL); | |
2822 | } | |
448545cb | 2823 | else if (peek == 'f' && d_peek_next_char (di) == 'p') |
5a3d7e74 | 2824 | { |
448545cb JM |
2825 | /* Function parameter used in a late-specified return type. */ |
2826 | int index; | |
5a3d7e74 | 2827 | d_advance (di, 2); |
a517066d JM |
2828 | if (d_peek_char (di) == 'T') |
2829 | { | |
2830 | /* 'this' parameter. */ | |
2831 | d_advance (di, 1); | |
2832 | index = 0; | |
2833 | } | |
2834 | else | |
2835 | { | |
2836 | index = d_compact_number (di) + 1; | |
2837 | if (index == 0) | |
2838 | return NULL; | |
2839 | } | |
448545cb | 2840 | return d_make_function_param (di, index); |
5a3d7e74 | 2841 | } |
f000c6a7 JM |
2842 | else if (IS_DIGIT (peek) |
2843 | || (peek == 'o' && d_peek_next_char (di) == 'n')) | |
38179091 JM |
2844 | { |
2845 | /* We can get an unqualified name as an expression in the case of | |
f000c6a7 JM |
2846 | a dependent function call, i.e. decltype(f(t)). */ |
2847 | struct demangle_component *name; | |
2848 | ||
2849 | if (peek == 'o') | |
2850 | /* operator-function-id, i.e. operator+(t). */ | |
2851 | d_advance (di, 2); | |
2852 | ||
2853 | name = d_unqualified_name (di); | |
38179091 JM |
2854 | if (name == NULL) |
2855 | return NULL; | |
2856 | if (d_peek_char (di) == 'I') | |
2857 | return d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, name, | |
2858 | d_template_args (di)); | |
2859 | else | |
2860 | return name; | |
2861 | } | |
bd6946d1 | 2862 | else |
69afa80d | 2863 | { |
5e777af5 | 2864 | struct demangle_component *op; |
bd6946d1 | 2865 | int args; |
69afa80d | 2866 | |
bd6946d1 ILT |
2867 | op = d_operator_name (di); |
2868 | if (op == NULL) | |
2869 | return NULL; | |
69afa80d | 2870 | |
5e777af5 | 2871 | if (op->type == DEMANGLE_COMPONENT_OPERATOR) |
2d6c4025 ILT |
2872 | di->expansion += op->u.s_operator.op->len - 2; |
2873 | ||
5e777af5 | 2874 | if (op->type == DEMANGLE_COMPONENT_OPERATOR |
bd6946d1 | 2875 | && strcmp (op->u.s_operator.op->code, "st") == 0) |
5e777af5 ILT |
2876 | return d_make_comp (di, DEMANGLE_COMPONENT_UNARY, op, |
2877 | cplus_demangle_type (di)); | |
69afa80d | 2878 | |
bd6946d1 ILT |
2879 | switch (op->type) |
2880 | { | |
2881 | default: | |
2882 | return NULL; | |
5e777af5 | 2883 | case DEMANGLE_COMPONENT_OPERATOR: |
bd6946d1 ILT |
2884 | args = op->u.s_operator.op->args; |
2885 | break; | |
5e777af5 | 2886 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
bd6946d1 ILT |
2887 | args = op->u.s_extended_operator.args; |
2888 | break; | |
5e777af5 | 2889 | case DEMANGLE_COMPONENT_CAST: |
30471e01 | 2890 | args = 1; |
bd6946d1 ILT |
2891 | break; |
2892 | } | |
2893 | ||
2894 | switch (args) | |
2895 | { | |
2896 | case 1: | |
448545cb JM |
2897 | { |
2898 | struct demangle_component *operand; | |
2899 | if (op->type == DEMANGLE_COMPONENT_CAST | |
2900 | && d_check_char (di, '_')) | |
2901 | operand = d_exprlist (di); | |
2902 | else | |
2903 | operand = d_expression (di); | |
2904 | return d_make_comp (di, DEMANGLE_COMPONENT_UNARY, op, | |
2905 | operand); | |
2906 | } | |
bd6946d1 ILT |
2907 | case 2: |
2908 | { | |
5e777af5 | 2909 | struct demangle_component *left; |
5a3d7e74 | 2910 | struct demangle_component *right; |
f000c6a7 | 2911 | const char *code = op->u.s_operator.op->code; |
bd6946d1 ILT |
2912 | |
2913 | left = d_expression (di); | |
f000c6a7 | 2914 | if (!strcmp (code, "cl")) |
5a3d7e74 | 2915 | right = d_exprlist (di); |
f000c6a7 JM |
2916 | else if (!strcmp (code, "dt") || !strcmp (code, "pt")) |
2917 | { | |
2918 | right = d_unqualified_name (di); | |
2919 | if (d_peek_char (di) == 'I') | |
2920 | right = d_make_comp (di, DEMANGLE_COMPONENT_TEMPLATE, | |
2921 | right, d_template_args (di)); | |
2922 | } | |
5a3d7e74 JM |
2923 | else |
2924 | right = d_expression (di); | |
2925 | ||
5e777af5 ILT |
2926 | return d_make_comp (di, DEMANGLE_COMPONENT_BINARY, op, |
2927 | d_make_comp (di, | |
2928 | DEMANGLE_COMPONENT_BINARY_ARGS, | |
5a3d7e74 | 2929 | left, right)); |
bd6946d1 ILT |
2930 | } |
2931 | case 3: | |
2932 | { | |
5e777af5 ILT |
2933 | struct demangle_component *first; |
2934 | struct demangle_component *second; | |
bd6946d1 ILT |
2935 | |
2936 | first = d_expression (di); | |
2937 | second = d_expression (di); | |
5e777af5 ILT |
2938 | return d_make_comp (di, DEMANGLE_COMPONENT_TRINARY, op, |
2939 | d_make_comp (di, | |
2940 | DEMANGLE_COMPONENT_TRINARY_ARG1, | |
2941 | first, | |
bd6946d1 | 2942 | d_make_comp (di, |
5e777af5 | 2943 | DEMANGLE_COMPONENT_TRINARY_ARG2, |
bd6946d1 ILT |
2944 | second, |
2945 | d_expression (di)))); | |
2946 | } | |
2947 | default: | |
2948 | return NULL; | |
2949 | } | |
69afa80d AS |
2950 | } |
2951 | } | |
2952 | ||
bd6946d1 ILT |
2953 | /* <expr-primary> ::= L <type> <(value) number> E |
2954 | ::= L <type> <(value) float> E | |
2955 | ::= L <mangled-name> E | |
2956 | */ | |
92a16bbe | 2957 | |
5e777af5 | 2958 | static struct demangle_component * |
9486db4f | 2959 | d_expr_primary (struct d_info *di) |
92a16bbe | 2960 | { |
5e777af5 | 2961 | struct demangle_component *ret; |
92a16bbe | 2962 | |
5165f125 | 2963 | if (! d_check_char (di, 'L')) |
bd6946d1 | 2964 | return NULL; |
448545cb JM |
2965 | if (d_peek_char (di) == '_' |
2966 | /* Workaround for G++ bug; see comment in write_template_arg. */ | |
2967 | || d_peek_char (di) == 'Z') | |
5e777af5 | 2968 | ret = cplus_demangle_mangled_name (di, 0); |
bd6946d1 | 2969 | else |
92a16bbe | 2970 | { |
5e777af5 ILT |
2971 | struct demangle_component *type; |
2972 | enum demangle_component_type t; | |
bd6946d1 ILT |
2973 | const char *s; |
2974 | ||
5e777af5 | 2975 | type = cplus_demangle_type (di); |
00a5aa9c ILT |
2976 | if (type == NULL) |
2977 | return NULL; | |
bd6946d1 | 2978 | |
2d6c4025 ILT |
2979 | /* If we have a type we know how to print, we aren't going to |
2980 | print the type name itself. */ | |
5e777af5 | 2981 | if (type->type == DEMANGLE_COMPONENT_BUILTIN_TYPE |
2d6c4025 ILT |
2982 | && type->u.s_builtin.type->print != D_PRINT_DEFAULT) |
2983 | di->expansion -= type->u.s_builtin.type->len; | |
2984 | ||
bd6946d1 ILT |
2985 | /* Rather than try to interpret the literal value, we just |
2986 | collect it as a string. Note that it's possible to have a | |
2987 | floating point literal here. The ABI specifies that the | |
2988 | format of such literals is machine independent. That's fine, | |
2989 | but what's not fine is that versions of g++ up to 3.2 with | |
2990 | -fabi-version=1 used upper case letters in the hex constant, | |
2991 | and dumped out gcc's internal representation. That makes it | |
2992 | hard to tell where the constant ends, and hard to dump the | |
2993 | constant in any readable form anyhow. We don't attempt to | |
2994 | handle these cases. */ | |
2995 | ||
5e777af5 | 2996 | t = DEMANGLE_COMPONENT_LITERAL; |
374caa50 ILT |
2997 | if (d_peek_char (di) == 'n') |
2998 | { | |
5e777af5 | 2999 | t = DEMANGLE_COMPONENT_LITERAL_NEG; |
374caa50 ILT |
3000 | d_advance (di, 1); |
3001 | } | |
bd6946d1 ILT |
3002 | s = d_str (di); |
3003 | while (d_peek_char (di) != 'E') | |
8c7262af ILT |
3004 | { |
3005 | if (d_peek_char (di) == '\0') | |
3006 | return NULL; | |
3007 | d_advance (di, 1); | |
3008 | } | |
374caa50 | 3009 | ret = d_make_comp (di, t, type, d_make_name (di, s, d_str (di) - s)); |
bd6946d1 | 3010 | } |
5165f125 | 3011 | if (! d_check_char (di, 'E')) |
bd6946d1 ILT |
3012 | return NULL; |
3013 | return ret; | |
92a16bbe AS |
3014 | } |
3015 | ||
bd6946d1 ILT |
3016 | /* <local-name> ::= Z <(function) encoding> E <(entity) name> [<discriminator>] |
3017 | ::= Z <(function) encoding> E s [<discriminator>] | |
3018 | */ | |
92a16bbe | 3019 | |
5e777af5 | 3020 | static struct demangle_component * |
9486db4f | 3021 | d_local_name (struct d_info *di) |
92a16bbe | 3022 | { |
5e777af5 | 3023 | struct demangle_component *function; |
92a16bbe | 3024 | |
5165f125 | 3025 | if (! d_check_char (di, 'Z')) |
bd6946d1 | 3026 | return NULL; |
92a16bbe | 3027 | |
ad07f5e5 | 3028 | function = d_encoding (di, 0); |
92a16bbe | 3029 | |
5165f125 | 3030 | if (! d_check_char (di, 'E')) |
bd6946d1 | 3031 | return NULL; |
92a16bbe | 3032 | |
bd6946d1 | 3033 | if (d_peek_char (di) == 's') |
92a16bbe | 3034 | { |
bd6946d1 ILT |
3035 | d_advance (di, 1); |
3036 | if (! d_discriminator (di)) | |
3037 | return NULL; | |
5e777af5 | 3038 | return d_make_comp (di, DEMANGLE_COMPONENT_LOCAL_NAME, function, |
bd6946d1 ILT |
3039 | d_make_name (di, "string literal", |
3040 | sizeof "string literal" - 1)); | |
92a16bbe | 3041 | } |
bd6946d1 | 3042 | else |
92a16bbe | 3043 | { |
5e777af5 | 3044 | struct demangle_component *name; |
d5f4eddd JM |
3045 | int num = -1; |
3046 | ||
3047 | if (d_peek_char (di) == 'd') | |
3048 | { | |
3049 | /* Default argument scope: d <number> _. */ | |
3050 | d_advance (di, 1); | |
3051 | num = d_compact_number (di); | |
3052 | if (num < 0) | |
3053 | return NULL; | |
3054 | } | |
92a16bbe | 3055 | |
bd6946d1 | 3056 | name = d_name (di); |
d5f4eddd JM |
3057 | if (name) |
3058 | switch (name->type) | |
3059 | { | |
3060 | /* Lambdas and unnamed types have internal discriminators. */ | |
3061 | case DEMANGLE_COMPONENT_LAMBDA: | |
3062 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: | |
3063 | break; | |
3064 | default: | |
3065 | if (! d_discriminator (di)) | |
3066 | return NULL; | |
3067 | } | |
3068 | if (num >= 0) | |
3069 | name = d_make_default_arg (di, num, name); | |
5e777af5 | 3070 | return d_make_comp (di, DEMANGLE_COMPONENT_LOCAL_NAME, function, name); |
92a16bbe | 3071 | } |
92a16bbe AS |
3072 | } |
3073 | ||
bd6946d1 | 3074 | /* <discriminator> ::= _ <(non-negative) number> |
69afa80d | 3075 | |
bd6946d1 ILT |
3076 | We demangle the discriminator, but we don't print it out. FIXME: |
3077 | We should print it out in verbose mode. */ | |
92a16bbe | 3078 | |
bd6946d1 | 3079 | static int |
9486db4f | 3080 | d_discriminator (struct d_info *di) |
bd6946d1 ILT |
3081 | { |
3082 | long discrim; | |
92a16bbe | 3083 | |
bd6946d1 ILT |
3084 | if (d_peek_char (di) != '_') |
3085 | return 1; | |
3086 | d_advance (di, 1); | |
3087 | discrim = d_number (di); | |
3088 | if (discrim < 0) | |
3089 | return 0; | |
3090 | return 1; | |
3091 | } | |
69afa80d | 3092 | |
d5f4eddd JM |
3093 | /* <closure-type-name> ::= Ul <lambda-sig> E [ <nonnegative number> ] _ */ |
3094 | ||
3095 | static struct demangle_component * | |
3096 | d_lambda (struct d_info *di) | |
3097 | { | |
3098 | struct demangle_component *tl; | |
3099 | struct demangle_component *ret; | |
3100 | int num; | |
3101 | ||
3102 | if (! d_check_char (di, 'U')) | |
3103 | return NULL; | |
3104 | if (! d_check_char (di, 'l')) | |
3105 | return NULL; | |
3106 | ||
3107 | tl = d_parmlist (di); | |
3108 | if (tl == NULL) | |
3109 | return NULL; | |
3110 | ||
3111 | if (! d_check_char (di, 'E')) | |
3112 | return NULL; | |
3113 | ||
3114 | num = d_compact_number (di); | |
3115 | if (num < 0) | |
3116 | return NULL; | |
3117 | ||
3118 | ret = d_make_empty (di); | |
3119 | if (ret) | |
3120 | { | |
3121 | ret->type = DEMANGLE_COMPONENT_LAMBDA; | |
3122 | ret->u.s_unary_num.sub = tl; | |
3123 | ret->u.s_unary_num.num = num; | |
3124 | } | |
3125 | ||
3126 | if (! d_add_substitution (di, ret)) | |
3127 | return NULL; | |
3128 | ||
3129 | return ret; | |
3130 | } | |
3131 | ||
3132 | /* <unnamed-type-name> ::= Ut [ <nonnegative number> ] _ */ | |
3133 | ||
3134 | static struct demangle_component * | |
3135 | d_unnamed_type (struct d_info *di) | |
3136 | { | |
3137 | struct demangle_component *ret; | |
3138 | long num; | |
3139 | ||
3140 | if (! d_check_char (di, 'U')) | |
3141 | return NULL; | |
3142 | if (! d_check_char (di, 't')) | |
3143 | return NULL; | |
3144 | ||
3145 | num = d_compact_number (di); | |
3146 | if (num < 0) | |
3147 | return NULL; | |
3148 | ||
3149 | ret = d_make_empty (di); | |
3150 | if (ret) | |
3151 | { | |
3152 | ret->type = DEMANGLE_COMPONENT_UNNAMED_TYPE; | |
3153 | ret->u.s_number.number = num; | |
3154 | } | |
3155 | ||
3156 | if (! d_add_substitution (di, ret)) | |
3157 | return NULL; | |
3158 | ||
3159 | return ret; | |
3160 | } | |
3161 | ||
2d2b02c4 CC |
3162 | /* <clone-suffix> ::= [ . <clone-type-identifier> ] [ . <nonnegative number> ]* |
3163 | */ | |
3164 | ||
3165 | static struct demangle_component * | |
3166 | d_clone_suffix (struct d_info *di, struct demangle_component *encoding) | |
3167 | { | |
3168 | const char *suffix = d_str (di); | |
3169 | const char *pend = suffix; | |
3170 | struct demangle_component *n; | |
3171 | ||
3172 | if (*pend == '.' && (IS_LOWER (pend[1]) || pend[1] == '_')) | |
3173 | { | |
3174 | pend += 2; | |
3175 | while (IS_LOWER (*pend) || *pend == '_') | |
3176 | ++pend; | |
3177 | } | |
3178 | while (*pend == '.' && IS_DIGIT (pend[1])) | |
3179 | { | |
3180 | pend += 2; | |
3181 | while (IS_DIGIT (*pend)) | |
3182 | ++pend; | |
3183 | } | |
3184 | d_advance (di, pend - suffix); | |
3185 | n = d_make_name (di, suffix, pend - suffix); | |
3186 | return d_make_comp (di, DEMANGLE_COMPONENT_CLONE, encoding, n); | |
3187 | } | |
3188 | ||
bd6946d1 | 3189 | /* Add a new substitution. */ |
69afa80d | 3190 | |
bd6946d1 | 3191 | static int |
9486db4f | 3192 | d_add_substitution (struct d_info *di, struct demangle_component *dc) |
69afa80d | 3193 | { |
81dc098b ILT |
3194 | if (dc == NULL) |
3195 | return 0; | |
bd6946d1 ILT |
3196 | if (di->next_sub >= di->num_subs) |
3197 | return 0; | |
3198 | di->subs[di->next_sub] = dc; | |
3199 | ++di->next_sub; | |
3200 | return 1; | |
3201 | } | |
3202 | ||
3203 | /* <substitution> ::= S <seq-id> _ | |
3204 | ::= S_ | |
3205 | ::= St | |
3206 | ::= Sa | |
3207 | ::= Sb | |
3208 | ::= Ss | |
3209 | ::= Si | |
3210 | ::= So | |
3211 | ::= Sd | |
374caa50 ILT |
3212 | |
3213 | If PREFIX is non-zero, then this type is being used as a prefix in | |
3214 | a qualified name. In this case, for the standard substitutions, we | |
3215 | need to check whether we are being used as a prefix for a | |
3216 | constructor or destructor, and return a full template name. | |
3217 | Otherwise we will get something like std::iostream::~iostream() | |
3218 | which does not correspond particularly well to any function which | |
3219 | actually appears in the source. | |
bd6946d1 | 3220 | */ |
69afa80d | 3221 | |
374caa50 ILT |
3222 | static const struct d_standard_sub_info standard_subs[] = |
3223 | { | |
2d6c4025 ILT |
3224 | { 't', NL ("std"), |
3225 | NL ("std"), | |
3226 | NULL, 0 }, | |
3227 | { 'a', NL ("std::allocator"), | |
3228 | NL ("std::allocator"), | |
3229 | NL ("allocator") }, | |
3230 | { 'b', NL ("std::basic_string"), | |
3231 | NL ("std::basic_string"), | |
3232 | NL ("basic_string") }, | |
3233 | { 's', NL ("std::string"), | |
3234 | NL ("std::basic_string<char, std::char_traits<char>, std::allocator<char> >"), | |
3235 | NL ("basic_string") }, | |
3236 | { 'i', NL ("std::istream"), | |
3237 | NL ("std::basic_istream<char, std::char_traits<char> >"), | |
3238 | NL ("basic_istream") }, | |
3239 | { 'o', NL ("std::ostream"), | |
3240 | NL ("std::basic_ostream<char, std::char_traits<char> >"), | |
3241 | NL ("basic_ostream") }, | |
3242 | { 'd', NL ("std::iostream"), | |
3243 | NL ("std::basic_iostream<char, std::char_traits<char> >"), | |
3244 | NL ("basic_iostream") } | |
374caa50 ILT |
3245 | }; |
3246 | ||
5e777af5 | 3247 | static struct demangle_component * |
9486db4f | 3248 | d_substitution (struct d_info *di, int prefix) |
bd6946d1 ILT |
3249 | { |
3250 | char c; | |
69afa80d | 3251 | |
5165f125 | 3252 | if (! d_check_char (di, 'S')) |
bd6946d1 | 3253 | return NULL; |
056400f1 | 3254 | |
bd6946d1 | 3255 | c = d_next_char (di); |
a51753e4 | 3256 | if (c == '_' || IS_DIGIT (c) || IS_UPPER (c)) |
69afa80d | 3257 | { |
eeda7b98 | 3258 | unsigned int id; |
69afa80d | 3259 | |
bd6946d1 ILT |
3260 | id = 0; |
3261 | if (c != '_') | |
69afa80d | 3262 | { |
bd6946d1 | 3263 | do |
69afa80d | 3264 | { |
eeda7b98 ILT |
3265 | unsigned int new_id; |
3266 | ||
bd6946d1 | 3267 | if (IS_DIGIT (c)) |
eeda7b98 | 3268 | new_id = id * 36 + c - '0'; |
a51753e4 | 3269 | else if (IS_UPPER (c)) |
eeda7b98 | 3270 | new_id = id * 36 + c - 'A' + 10; |
bd6946d1 ILT |
3271 | else |
3272 | return NULL; | |
eeda7b98 | 3273 | if (new_id < id) |
53e3e587 | 3274 | return NULL; |
eeda7b98 | 3275 | id = new_id; |
bd6946d1 | 3276 | c = d_next_char (di); |
69afa80d | 3277 | } |
bd6946d1 | 3278 | while (c != '_'); |
69afa80d | 3279 | |
bd6946d1 | 3280 | ++id; |
69afa80d | 3281 | } |
69afa80d | 3282 | |
eeda7b98 | 3283 | if (id >= (unsigned int) di->next_sub) |
bd6946d1 | 3284 | return NULL; |
69afa80d | 3285 | |
2d6c4025 ILT |
3286 | ++di->did_subs; |
3287 | ||
bd6946d1 | 3288 | return di->subs[id]; |
69afa80d | 3289 | } |
bd6946d1 | 3290 | else |
69afa80d | 3291 | { |
374caa50 ILT |
3292 | int verbose; |
3293 | const struct d_standard_sub_info *p; | |
3294 | const struct d_standard_sub_info *pend; | |
3295 | ||
3296 | verbose = (di->options & DMGL_VERBOSE) != 0; | |
3297 | if (! verbose && prefix) | |
7dce2eff | 3298 | { |
374caa50 ILT |
3299 | char peek; |
3300 | ||
3301 | peek = d_peek_char (di); | |
3302 | if (peek == 'C' || peek == 'D') | |
3303 | verbose = 1; | |
69afa80d | 3304 | } |
374caa50 ILT |
3305 | |
3306 | pend = (&standard_subs[0] | |
3307 | + sizeof standard_subs / sizeof standard_subs[0]); | |
3308 | for (p = &standard_subs[0]; p < pend; ++p) | |
3309 | { | |
3310 | if (c == p->code) | |
3311 | { | |
2d6c4025 ILT |
3312 | const char *s; |
3313 | int len; | |
3314 | ||
374caa50 | 3315 | if (p->set_last_name != NULL) |
2d6c4025 ILT |
3316 | di->last_name = d_make_sub (di, p->set_last_name, |
3317 | p->set_last_name_len); | |
374caa50 | 3318 | if (verbose) |
2d6c4025 ILT |
3319 | { |
3320 | s = p->full_expansion; | |
3321 | len = p->full_len; | |
3322 | } | |
374caa50 | 3323 | else |
2d6c4025 ILT |
3324 | { |
3325 | s = p->simple_expansion; | |
3326 | len = p->simple_len; | |
3327 | } | |
3328 | di->expansion += len; | |
3329 | return d_make_sub (di, s, len); | |
374caa50 ILT |
3330 | } |
3331 | } | |
3332 | ||
3333 | return NULL; | |
69afa80d | 3334 | } |
69afa80d AS |
3335 | } |
3336 | ||
456cc5cf | 3337 | /* Initialize a growable string. */ |
69afa80d | 3338 | |
bd6946d1 | 3339 | static void |
456cc5cf | 3340 | d_growable_string_init (struct d_growable_string *dgs, size_t estimate) |
bd6946d1 | 3341 | { |
456cc5cf SB |
3342 | dgs->buf = NULL; |
3343 | dgs->len = 0; | |
3344 | dgs->alc = 0; | |
3345 | dgs->allocation_failure = 0; | |
69afa80d | 3346 | |
456cc5cf SB |
3347 | if (estimate > 0) |
3348 | d_growable_string_resize (dgs, estimate); | |
3349 | } | |
3350 | ||
3351 | /* Grow a growable string to a given size. */ | |
3352 | ||
3353 | static inline void | |
3354 | d_growable_string_resize (struct d_growable_string *dgs, size_t need) | |
3355 | { | |
3356 | size_t newalc; | |
3357 | char *newbuf; | |
3358 | ||
3359 | if (dgs->allocation_failure) | |
81dc098b | 3360 | return; |
0870bfd6 | 3361 | |
456cc5cf SB |
3362 | /* Start allocation at two bytes to avoid any possibility of confusion |
3363 | with the special value of 1 used as a return in *palc to indicate | |
3364 | allocation failures. */ | |
3365 | newalc = dgs->alc > 0 ? dgs->alc : 2; | |
3366 | while (newalc < need) | |
3367 | newalc <<= 1; | |
3368 | ||
3369 | newbuf = (char *) realloc (dgs->buf, newalc); | |
3370 | if (newbuf == NULL) | |
3371 | { | |
3372 | free (dgs->buf); | |
3373 | dgs->buf = NULL; | |
3374 | dgs->len = 0; | |
3375 | dgs->alc = 0; | |
3376 | dgs->allocation_failure = 1; | |
3377 | return; | |
31e0ab1f | 3378 | } |
456cc5cf SB |
3379 | dgs->buf = newbuf; |
3380 | dgs->alc = newalc; | |
bd6946d1 | 3381 | } |
820555e6 | 3382 | |
456cc5cf | 3383 | /* Append a buffer to a growable string. */ |
820555e6 | 3384 | |
456cc5cf SB |
3385 | static inline void |
3386 | d_growable_string_append_buffer (struct d_growable_string *dgs, | |
3387 | const char *s, size_t l) | |
bd6946d1 | 3388 | { |
456cc5cf | 3389 | size_t need; |
820555e6 | 3390 | |
456cc5cf SB |
3391 | need = dgs->len + l + 1; |
3392 | if (need > dgs->alc) | |
3393 | d_growable_string_resize (dgs, need); | |
3394 | ||
3395 | if (dgs->allocation_failure) | |
3396 | return; | |
3397 | ||
3398 | memcpy (dgs->buf + dgs->len, s, l); | |
3399 | dgs->buf[dgs->len + l] = '\0'; | |
3400 | dgs->len += l; | |
69afa80d AS |
3401 | } |
3402 | ||
456cc5cf | 3403 | /* Bridge growable strings to the callback mechanism. */ |
bd6946d1 ILT |
3404 | |
3405 | static void | |
456cc5cf | 3406 | d_growable_string_callback_adapter (const char *s, size_t l, void *opaque) |
69afa80d | 3407 | { |
456cc5cf | 3408 | struct d_growable_string *dgs = (struct d_growable_string*) opaque; |
69afa80d | 3409 | |
456cc5cf | 3410 | d_growable_string_append_buffer (dgs, s, l); |
69afa80d AS |
3411 | } |
3412 | ||
456cc5cf | 3413 | /* Initialize a print information structure. */ |
69afa80d | 3414 | |
bd6946d1 | 3415 | static void |
743a99db JK |
3416 | d_print_init (struct d_print_info *dpi, demangle_callbackref callback, |
3417 | void *opaque) | |
456cc5cf | 3418 | { |
456cc5cf SB |
3419 | dpi->len = 0; |
3420 | dpi->last_char = '\0'; | |
3421 | dpi->templates = NULL; | |
3422 | dpi->modifiers = NULL; | |
f2e6f32e | 3423 | dpi->pack_index = 0; |
9c4d7e52 | 3424 | dpi->flush_count = 0; |
456cc5cf SB |
3425 | |
3426 | dpi->callback = callback; | |
3427 | dpi->opaque = opaque; | |
3428 | ||
3429 | dpi->demangle_failure = 0; | |
3430 | } | |
3431 | ||
3432 | /* Indicate that an error occurred during printing, and test for error. */ | |
3433 | ||
3434 | static inline void | |
9486db4f | 3435 | d_print_error (struct d_print_info *dpi) |
3b60dd8e | 3436 | { |
456cc5cf SB |
3437 | dpi->demangle_failure = 1; |
3438 | } | |
3439 | ||
3440 | static inline int | |
3441 | d_print_saw_error (struct d_print_info *dpi) | |
3442 | { | |
3443 | return dpi->demangle_failure != 0; | |
3444 | } | |
3445 | ||
3446 | /* Flush buffered characters to the callback. */ | |
3447 | ||
3448 | static inline void | |
3449 | d_print_flush (struct d_print_info *dpi) | |
3450 | { | |
3451 | dpi->buf[dpi->len] = '\0'; | |
3452 | dpi->callback (dpi->buf, dpi->len, dpi->opaque); | |
3453 | dpi->len = 0; | |
9c4d7e52 | 3454 | dpi->flush_count++; |
456cc5cf SB |
3455 | } |
3456 | ||
3457 | /* Append characters and buffers for printing. */ | |
3458 | ||
3459 | static inline void | |
3460 | d_append_char (struct d_print_info *dpi, char c) | |
3461 | { | |
3462 | if (dpi->len == sizeof (dpi->buf) - 1) | |
3463 | d_print_flush (dpi); | |
3464 | ||
3465 | dpi->buf[dpi->len++] = c; | |
3466 | dpi->last_char = c; | |
3467 | } | |
3468 | ||
3469 | static inline void | |
3470 | d_append_buffer (struct d_print_info *dpi, const char *s, size_t l) | |
3471 | { | |
3472 | size_t i; | |
3473 | ||
3474 | for (i = 0; i < l; i++) | |
3475 | d_append_char (dpi, s[i]); | |
3476 | } | |
3477 | ||
3478 | static inline void | |
3479 | d_append_string (struct d_print_info *dpi, const char *s) | |
3480 | { | |
3481 | d_append_buffer (dpi, s, strlen (s)); | |
3482 | } | |
3483 | ||
d5f4eddd JM |
3484 | static inline void |
3485 | d_append_num (struct d_print_info *dpi, long l) | |
3486 | { | |
3487 | char buf[25]; | |
3488 | sprintf (buf,"%ld", l); | |
3489 | d_append_string (dpi, buf); | |
3490 | } | |
3491 | ||
456cc5cf SB |
3492 | static inline char |
3493 | d_last_char (struct d_print_info *dpi) | |
3494 | { | |
3495 | return dpi->last_char; | |
3496 | } | |
3497 | ||
3498 | /* Turn components into a human readable string. OPTIONS is the | |
3499 | options bits passed to the demangler. DC is the tree to print. | |
3500 | CALLBACK is a function to call to flush demangled string segments | |
3501 | as they fill the intermediate buffer, and OPAQUE is a generalized | |
3502 | callback argument. On success, this returns 1. On failure, | |
3503 | it returns 0, indicating a bad parse. It does not use heap | |
3504 | memory to build an output string, so cannot encounter memory | |
3505 | allocation failure. */ | |
3506 | ||
3507 | CP_STATIC_IF_GLIBCPP_V3 | |
3508 | int | |
3509 | cplus_demangle_print_callback (int options, | |
3510 | const struct demangle_component *dc, | |
3511 | demangle_callbackref callback, void *opaque) | |
3512 | { | |
3513 | struct d_print_info dpi; | |
3514 | ||
743a99db | 3515 | d_print_init (&dpi, callback, opaque); |
456cc5cf | 3516 | |
743a99db | 3517 | d_print_comp (&dpi, options, dc); |
456cc5cf SB |
3518 | |
3519 | d_print_flush (&dpi); | |
3520 | ||
3521 | return ! d_print_saw_error (&dpi); | |
bd6946d1 | 3522 | } |
3b60dd8e | 3523 | |
2d6c4025 ILT |
3524 | /* Turn components into a human readable string. OPTIONS is the |
3525 | options bits passed to the demangler. DC is the tree to print. | |
3526 | ESTIMATE is a guess at the length of the result. This returns a | |
3527 | string allocated by malloc, or NULL on error. On success, this | |
3528 | sets *PALC to the size of the allocated buffer. On failure, this | |
3529 | sets *PALC to 0 for a bad parse, or to 1 for a memory allocation | |
3530 | failure. */ | |
69afa80d | 3531 | |
5e777af5 ILT |
3532 | CP_STATIC_IF_GLIBCPP_V3 |
3533 | char * | |
9486db4f GDR |
3534 | cplus_demangle_print (int options, const struct demangle_component *dc, |
3535 | int estimate, size_t *palc) | |
bd6946d1 | 3536 | { |
456cc5cf | 3537 | struct d_growable_string dgs; |
69afa80d | 3538 | |
456cc5cf | 3539 | d_growable_string_init (&dgs, estimate); |
69afa80d | 3540 | |
456cc5cf SB |
3541 | if (! cplus_demangle_print_callback (options, dc, |
3542 | d_growable_string_callback_adapter, | |
3543 | &dgs)) | |
69afa80d | 3544 | { |
456cc5cf SB |
3545 | free (dgs.buf); |
3546 | *palc = 0; | |
bd6946d1 | 3547 | return NULL; |
69afa80d | 3548 | } |
69afa80d | 3549 | |
456cc5cf SB |
3550 | *palc = dgs.allocation_failure ? 1 : dgs.alc; |
3551 | return dgs.buf; | |
69afa80d AS |
3552 | } |
3553 | ||
38179091 JM |
3554 | /* Returns the I'th element of the template arglist ARGS, or NULL on |
3555 | failure. */ | |
3556 | ||
3557 | static struct demangle_component * | |
3558 | d_index_template_argument (struct demangle_component *args, int i) | |
3559 | { | |
3560 | struct demangle_component *a; | |
3561 | ||
3562 | for (a = args; | |
3563 | a != NULL; | |
3564 | a = d_right (a)) | |
3565 | { | |
3566 | if (a->type != DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) | |
3567 | return NULL; | |
3568 | if (i <= 0) | |
3569 | break; | |
3570 | --i; | |
3571 | } | |
3572 | if (i != 0 || a == NULL) | |
3573 | return NULL; | |
3574 | ||
3575 | return d_left (a); | |
3576 | } | |
3577 | ||
3578 | /* Returns the template argument from the current context indicated by DC, | |
3579 | which is a DEMANGLE_COMPONENT_TEMPLATE_PARAM, or NULL. */ | |
3580 | ||
3581 | static struct demangle_component * | |
3582 | d_lookup_template_argument (struct d_print_info *dpi, | |
3583 | const struct demangle_component *dc) | |
3584 | { | |
3585 | if (dpi->templates == NULL) | |
3586 | { | |
3587 | d_print_error (dpi); | |
3588 | return NULL; | |
3589 | } | |
3590 | ||
3591 | return d_index_template_argument | |
3592 | (d_right (dpi->templates->template_decl), | |
3593 | dc->u.s_number.number); | |
3594 | } | |
3595 | ||
3596 | /* Returns a template argument pack used in DC (any will do), or NULL. */ | |
3597 | ||
3598 | static struct demangle_component * | |
3599 | d_find_pack (struct d_print_info *dpi, | |
3600 | const struct demangle_component *dc) | |
3601 | { | |
3602 | struct demangle_component *a; | |
3603 | if (dc == NULL) | |
3604 | return NULL; | |
3605 | ||
3606 | switch (dc->type) | |
3607 | { | |
3608 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: | |
3609 | a = d_lookup_template_argument (dpi, dc); | |
3610 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) | |
3611 | return a; | |
3612 | return NULL; | |
3613 | ||
3614 | case DEMANGLE_COMPONENT_PACK_EXPANSION: | |
3615 | return NULL; | |
3616 | ||
48255616 | 3617 | case DEMANGLE_COMPONENT_LAMBDA: |
38179091 JM |
3618 | case DEMANGLE_COMPONENT_NAME: |
3619 | case DEMANGLE_COMPONENT_OPERATOR: | |
3620 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: | |
3621 | case DEMANGLE_COMPONENT_SUB_STD: | |
3622 | case DEMANGLE_COMPONENT_CHARACTER: | |
6afcfe0a | 3623 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: |
38179091 JM |
3624 | return NULL; |
3625 | ||
3626 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: | |
3627 | return d_find_pack (dpi, dc->u.s_extended_operator.name); | |
3628 | case DEMANGLE_COMPONENT_CTOR: | |
3629 | return d_find_pack (dpi, dc->u.s_ctor.name); | |
3630 | case DEMANGLE_COMPONENT_DTOR: | |
3631 | return d_find_pack (dpi, dc->u.s_dtor.name); | |
3632 | ||
3633 | default: | |
3634 | a = d_find_pack (dpi, d_left (dc)); | |
3635 | if (a) | |
3636 | return a; | |
3637 | return d_find_pack (dpi, d_right (dc)); | |
3638 | } | |
3639 | } | |
3640 | ||
3641 | /* Returns the length of the template argument pack DC. */ | |
3642 | ||
3643 | static int | |
3644 | d_pack_length (const struct demangle_component *dc) | |
3645 | { | |
3646 | int count = 0; | |
3647 | while (dc && dc->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST | |
3648 | && d_left (dc) != NULL) | |
3649 | { | |
3650 | ++count; | |
3651 | dc = d_right (dc); | |
3652 | } | |
3653 | return count; | |
3654 | } | |
3655 | ||
3656 | /* DC is a component of a mangled expression. Print it, wrapped in parens | |
3657 | if needed. */ | |
3658 | ||
3659 | static void | |
743a99db | 3660 | d_print_subexpr (struct d_print_info *dpi, int options, |
38179091 JM |
3661 | const struct demangle_component *dc) |
3662 | { | |
3663 | int simple = 0; | |
6afcfe0a JM |
3664 | if (dc->type == DEMANGLE_COMPONENT_NAME |
3665 | || dc->type == DEMANGLE_COMPONENT_FUNCTION_PARAM) | |
38179091 JM |
3666 | simple = 1; |
3667 | if (!simple) | |
3668 | d_append_char (dpi, '('); | |
743a99db | 3669 | d_print_comp (dpi, options, dc); |
38179091 JM |
3670 | if (!simple) |
3671 | d_append_char (dpi, ')'); | |
3672 | } | |
3673 | ||
bd6946d1 | 3674 | /* Subroutine to handle components. */ |
69afa80d | 3675 | |
bd6946d1 | 3676 | static void |
743a99db | 3677 | d_print_comp (struct d_print_info *dpi, int options, |
9486db4f | 3678 | const struct demangle_component *dc) |
69afa80d | 3679 | { |
dd70e080 JM |
3680 | /* Magic variable to let reference smashing skip over the next modifier |
3681 | without needing to modify *dc. */ | |
3682 | const struct demangle_component *mod_inner = NULL; | |
3683 | ||
bd6946d1 | 3684 | if (dc == NULL) |
69afa80d | 3685 | { |
bd6946d1 ILT |
3686 | d_print_error (dpi); |
3687 | return; | |
69afa80d | 3688 | } |
bd6946d1 ILT |
3689 | if (d_print_saw_error (dpi)) |
3690 | return; | |
69afa80d | 3691 | |
bd6946d1 | 3692 | switch (dc->type) |
69afa80d | 3693 | { |
5e777af5 | 3694 | case DEMANGLE_COMPONENT_NAME: |
743a99db | 3695 | if ((options & DMGL_JAVA) == 0) |
2d6c4025 ILT |
3696 | d_append_buffer (dpi, dc->u.s_name.s, dc->u.s_name.len); |
3697 | else | |
3698 | d_print_java_identifier (dpi, dc->u.s_name.s, dc->u.s_name.len); | |
bd6946d1 | 3699 | return; |
69afa80d | 3700 | |
5e777af5 ILT |
3701 | case DEMANGLE_COMPONENT_QUAL_NAME: |
3702 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
743a99db JK |
3703 | d_print_comp (dpi, options, d_left (dc)); |
3704 | if ((options & DMGL_JAVA) == 0) | |
456cc5cf | 3705 | d_append_string (dpi, "::"); |
2d6c4025 ILT |
3706 | else |
3707 | d_append_char (dpi, '.'); | |
743a99db | 3708 | d_print_comp (dpi, options, d_right (dc)); |
bd6946d1 | 3709 | return; |
69afa80d | 3710 | |
5e777af5 | 3711 | case DEMANGLE_COMPONENT_TYPED_NAME: |
bd6946d1 | 3712 | { |
a51753e4 | 3713 | struct d_print_mod *hold_modifiers; |
5e777af5 | 3714 | struct demangle_component *typed_name; |
a51753e4 ILT |
3715 | struct d_print_mod adpm[4]; |
3716 | unsigned int i; | |
bd6946d1 ILT |
3717 | struct d_print_template dpt; |
3718 | ||
3719 | /* Pass the name down to the type so that it can be printed in | |
a51753e4 ILT |
3720 | the right place for the type. We also have to pass down |
3721 | any CV-qualifiers, which apply to the this parameter. */ | |
3722 | hold_modifiers = dpi->modifiers; | |
448545cb | 3723 | dpi->modifiers = 0; |
a51753e4 | 3724 | i = 0; |
bd6946d1 | 3725 | typed_name = d_left (dc); |
a51753e4 ILT |
3726 | while (typed_name != NULL) |
3727 | { | |
3728 | if (i >= sizeof adpm / sizeof adpm[0]) | |
3729 | { | |
3730 | d_print_error (dpi); | |
3731 | return; | |
3732 | } | |
bd6946d1 | 3733 | |
a51753e4 ILT |
3734 | adpm[i].next = dpi->modifiers; |
3735 | dpi->modifiers = &adpm[i]; | |
3736 | adpm[i].mod = typed_name; | |
3737 | adpm[i].printed = 0; | |
3738 | adpm[i].templates = dpi->templates; | |
3739 | ++i; | |
3740 | ||
5e777af5 ILT |
3741 | if (typed_name->type != DEMANGLE_COMPONENT_RESTRICT_THIS |
3742 | && typed_name->type != DEMANGLE_COMPONENT_VOLATILE_THIS | |
3743 | && typed_name->type != DEMANGLE_COMPONENT_CONST_THIS) | |
a51753e4 ILT |
3744 | break; |
3745 | ||
3746 | typed_name = d_left (typed_name); | |
3747 | } | |
bd6946d1 | 3748 | |
ac847e32 MS |
3749 | if (typed_name == NULL) |
3750 | { | |
3751 | d_print_error (dpi); | |
3752 | return; | |
3753 | } | |
3754 | ||
bd6946d1 ILT |
3755 | /* If typed_name is a template, then it applies to the |
3756 | function type as well. */ | |
5e777af5 | 3757 | if (typed_name->type == DEMANGLE_COMPONENT_TEMPLATE) |
bd6946d1 ILT |
3758 | { |
3759 | dpt.next = dpi->templates; | |
3760 | dpi->templates = &dpt; | |
d7cf8390 | 3761 | dpt.template_decl = typed_name; |
bd6946d1 | 3762 | } |
69afa80d | 3763 | |
5e777af5 ILT |
3764 | /* If typed_name is a DEMANGLE_COMPONENT_LOCAL_NAME, then |
3765 | there may be CV-qualifiers on its right argument which | |
3766 | really apply here; this happens when parsing a class which | |
3767 | is local to a function. */ | |
3768 | if (typed_name->type == DEMANGLE_COMPONENT_LOCAL_NAME) | |
a91d1af0 | 3769 | { |
5e777af5 | 3770 | struct demangle_component *local_name; |
a91d1af0 ILT |
3771 | |
3772 | local_name = d_right (typed_name); | |
d5f4eddd JM |
3773 | if (local_name->type == DEMANGLE_COMPONENT_DEFAULT_ARG) |
3774 | local_name = local_name->u.s_unary_num.sub; | |
5e777af5 ILT |
3775 | while (local_name->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
3776 | || local_name->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
3777 | || local_name->type == DEMANGLE_COMPONENT_CONST_THIS) | |
a91d1af0 ILT |
3778 | { |
3779 | if (i >= sizeof adpm / sizeof adpm[0]) | |
3780 | { | |
3781 | d_print_error (dpi); | |
3782 | return; | |
3783 | } | |
3784 | ||
3785 | adpm[i] = adpm[i - 1]; | |
3786 | adpm[i].next = &adpm[i - 1]; | |
3787 | dpi->modifiers = &adpm[i]; | |
3788 | ||
3789 | adpm[i - 1].mod = local_name; | |
3790 | adpm[i - 1].printed = 0; | |
3791 | adpm[i - 1].templates = dpi->templates; | |
3792 | ++i; | |
3793 | ||
3794 | local_name = d_left (local_name); | |
3795 | } | |
3796 | } | |
3797 | ||
743a99db | 3798 | d_print_comp (dpi, options, d_right (dc)); |
1056d228 | 3799 | |
5e777af5 | 3800 | if (typed_name->type == DEMANGLE_COMPONENT_TEMPLATE) |
bd6946d1 | 3801 | dpi->templates = dpt.next; |
69afa80d | 3802 | |
a51753e4 | 3803 | /* If the modifiers didn't get printed by the type, print them |
bd6946d1 | 3804 | now. */ |
a51753e4 | 3805 | while (i > 0) |
bd6946d1 | 3806 | { |
a51753e4 ILT |
3807 | --i; |
3808 | if (! adpm[i].printed) | |
3809 | { | |
3810 | d_append_char (dpi, ' '); | |
743a99db | 3811 | d_print_mod (dpi, options, adpm[i].mod); |
a51753e4 | 3812 | } |
bd6946d1 | 3813 | } |
69afa80d | 3814 | |
a51753e4 | 3815 | dpi->modifiers = hold_modifiers; |
69afa80d | 3816 | |
bd6946d1 ILT |
3817 | return; |
3818 | } | |
69afa80d | 3819 | |
5e777af5 | 3820 | case DEMANGLE_COMPONENT_TEMPLATE: |
81dc098b ILT |
3821 | { |
3822 | struct d_print_mod *hold_dpm; | |
456cc5cf | 3823 | struct demangle_component *dcl; |
81dc098b ILT |
3824 | |
3825 | /* Don't push modifiers into a template definition. Doing so | |
3826 | could give the wrong definition for a template argument. | |
3827 | Instead, treat the template essentially as a name. */ | |
3828 | ||
3829 | hold_dpm = dpi->modifiers; | |
3830 | dpi->modifiers = NULL; | |
3831 | ||
456cc5cf SB |
3832 | dcl = d_left (dc); |
3833 | ||
743a99db | 3834 | if ((options & DMGL_JAVA) != 0 |
456cc5cf SB |
3835 | && dcl->type == DEMANGLE_COMPONENT_NAME |
3836 | && dcl->u.s_name.len == 6 | |
3837 | && strncmp (dcl->u.s_name.s, "JArray", 6) == 0) | |
3838 | { | |
3839 | /* Special-case Java arrays, so that JArray<TYPE> appears | |
3840 | instead as TYPE[]. */ | |
3841 | ||
743a99db | 3842 | d_print_comp (dpi, options, d_right (dc)); |
456cc5cf SB |
3843 | d_append_string (dpi, "[]"); |
3844 | } | |
3845 | else | |
3846 | { | |
743a99db | 3847 | d_print_comp (dpi, options, dcl); |
456cc5cf SB |
3848 | if (d_last_char (dpi) == '<') |
3849 | d_append_char (dpi, ' '); | |
3850 | d_append_char (dpi, '<'); | |
743a99db | 3851 | d_print_comp (dpi, options, d_right (dc)); |
456cc5cf SB |
3852 | /* Avoid generating two consecutive '>' characters, to avoid |
3853 | the C++ syntactic ambiguity. */ | |
3854 | if (d_last_char (dpi) == '>') | |
3855 | d_append_char (dpi, ' '); | |
3856 | d_append_char (dpi, '>'); | |
3857 | } | |
81dc098b ILT |
3858 | |
3859 | dpi->modifiers = hold_dpm; | |
3860 | ||
3861 | return; | |
3862 | } | |
bd6946d1 | 3863 | |
5e777af5 | 3864 | case DEMANGLE_COMPONENT_TEMPLATE_PARAM: |
bd6946d1 | 3865 | { |
bd6946d1 | 3866 | struct d_print_template *hold_dpt; |
38179091 | 3867 | struct demangle_component *a = d_lookup_template_argument (dpi, dc); |
69afa80d | 3868 | |
38179091 JM |
3869 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) |
3870 | a = d_index_template_argument (a, dpi->pack_index); | |
3871 | ||
3872 | if (a == NULL) | |
bd6946d1 ILT |
3873 | { |
3874 | d_print_error (dpi); | |
3875 | return; | |
3876 | } | |
0870bfd6 | 3877 | |
bd6946d1 ILT |
3878 | /* While processing this parameter, we need to pop the list of |
3879 | templates. This is because the template parameter may | |
3880 | itself be a reference to a parameter of an outer | |
3881 | template. */ | |
0870bfd6 | 3882 | |
bd6946d1 ILT |
3883 | hold_dpt = dpi->templates; |
3884 | dpi->templates = hold_dpt->next; | |
69afa80d | 3885 | |
743a99db | 3886 | d_print_comp (dpi, options, a); |
051664b0 | 3887 | |
bd6946d1 | 3888 | dpi->templates = hold_dpt; |
0870bfd6 | 3889 | |
bd6946d1 ILT |
3890 | return; |
3891 | } | |
69afa80d | 3892 | |
5e777af5 | 3893 | case DEMANGLE_COMPONENT_CTOR: |
743a99db | 3894 | d_print_comp (dpi, options, dc->u.s_ctor.name); |
bd6946d1 ILT |
3895 | return; |
3896 | ||
5e777af5 | 3897 | case DEMANGLE_COMPONENT_DTOR: |
bd6946d1 | 3898 | d_append_char (dpi, '~'); |
743a99db | 3899 | d_print_comp (dpi, options, dc->u.s_dtor.name); |
bd6946d1 ILT |
3900 | return; |
3901 | ||
5e777af5 | 3902 | case DEMANGLE_COMPONENT_VTABLE: |
456cc5cf | 3903 | d_append_string (dpi, "vtable for "); |
743a99db | 3904 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3905 | return; |
3906 | ||
5e777af5 | 3907 | case DEMANGLE_COMPONENT_VTT: |
456cc5cf | 3908 | d_append_string (dpi, "VTT for "); |
743a99db | 3909 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3910 | return; |
3911 | ||
5e777af5 | 3912 | case DEMANGLE_COMPONENT_CONSTRUCTION_VTABLE: |
456cc5cf | 3913 | d_append_string (dpi, "construction vtable for "); |
743a99db | 3914 | d_print_comp (dpi, options, d_left (dc)); |
456cc5cf | 3915 | d_append_string (dpi, "-in-"); |
743a99db | 3916 | d_print_comp (dpi, options, d_right (dc)); |
bd6946d1 ILT |
3917 | return; |
3918 | ||
5e777af5 | 3919 | case DEMANGLE_COMPONENT_TYPEINFO: |
456cc5cf | 3920 | d_append_string (dpi, "typeinfo for "); |
743a99db | 3921 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3922 | return; |
3923 | ||
5e777af5 | 3924 | case DEMANGLE_COMPONENT_TYPEINFO_NAME: |
456cc5cf | 3925 | d_append_string (dpi, "typeinfo name for "); |
743a99db | 3926 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3927 | return; |
3928 | ||
5e777af5 | 3929 | case DEMANGLE_COMPONENT_TYPEINFO_FN: |
456cc5cf | 3930 | d_append_string (dpi, "typeinfo fn for "); |
743a99db | 3931 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3932 | return; |
3933 | ||
5e777af5 | 3934 | case DEMANGLE_COMPONENT_THUNK: |
456cc5cf | 3935 | d_append_string (dpi, "non-virtual thunk to "); |
743a99db | 3936 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3937 | return; |
3938 | ||
5e777af5 | 3939 | case DEMANGLE_COMPONENT_VIRTUAL_THUNK: |
456cc5cf | 3940 | d_append_string (dpi, "virtual thunk to "); |
743a99db | 3941 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3942 | return; |
3943 | ||
5e777af5 | 3944 | case DEMANGLE_COMPONENT_COVARIANT_THUNK: |
456cc5cf | 3945 | d_append_string (dpi, "covariant return thunk to "); |
743a99db | 3946 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3947 | return; |
3948 | ||
5e777af5 | 3949 | case DEMANGLE_COMPONENT_JAVA_CLASS: |
456cc5cf | 3950 | d_append_string (dpi, "java Class for "); |
743a99db | 3951 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3952 | return; |
3953 | ||
5e777af5 | 3954 | case DEMANGLE_COMPONENT_GUARD: |
456cc5cf | 3955 | d_append_string (dpi, "guard variable for "); |
743a99db | 3956 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3957 | return; |
3958 | ||
5e777af5 | 3959 | case DEMANGLE_COMPONENT_REFTEMP: |
b25dd954 JM |
3960 | d_append_string (dpi, "reference temporary #"); |
3961 | d_print_comp (dpi, options, d_right (dc)); | |
3962 | d_append_string (dpi, " for "); | |
743a99db | 3963 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
3964 | return; |
3965 | ||
15da2806 | 3966 | case DEMANGLE_COMPONENT_HIDDEN_ALIAS: |
456cc5cf | 3967 | d_append_string (dpi, "hidden alias for "); |
743a99db | 3968 | d_print_comp (dpi, options, d_left (dc)); |
15da2806 RH |
3969 | return; |
3970 | ||
0a35513e AH |
3971 | case DEMANGLE_COMPONENT_TRANSACTION_CLONE: |
3972 | d_append_string (dpi, "transaction clone for "); | |
3973 | d_print_comp (dpi, options, d_left (dc)); | |
3974 | return; | |
3975 | ||
3976 | case DEMANGLE_COMPONENT_NONTRANSACTION_CLONE: | |
3977 | d_append_string (dpi, "non-transaction clone for "); | |
3978 | d_print_comp (dpi, options, d_left (dc)); | |
3979 | return; | |
3980 | ||
5e777af5 | 3981 | case DEMANGLE_COMPONENT_SUB_STD: |
2d6c4025 | 3982 | d_append_buffer (dpi, dc->u.s_string.string, dc->u.s_string.len); |
bd6946d1 ILT |
3983 | return; |
3984 | ||
5e777af5 ILT |
3985 | case DEMANGLE_COMPONENT_RESTRICT: |
3986 | case DEMANGLE_COMPONENT_VOLATILE: | |
3987 | case DEMANGLE_COMPONENT_CONST: | |
80a19ac8 ILT |
3988 | { |
3989 | struct d_print_mod *pdpm; | |
3990 | ||
3991 | /* When printing arrays, it's possible to have cases where the | |
3992 | same CV-qualifier gets pushed on the stack multiple times. | |
3993 | We only need to print it once. */ | |
3994 | ||
3995 | for (pdpm = dpi->modifiers; pdpm != NULL; pdpm = pdpm->next) | |
3996 | { | |
3997 | if (! pdpm->printed) | |
3998 | { | |
3999 | if (pdpm->mod->type != DEMANGLE_COMPONENT_RESTRICT | |
4000 | && pdpm->mod->type != DEMANGLE_COMPONENT_VOLATILE | |
4001 | && pdpm->mod->type != DEMANGLE_COMPONENT_CONST) | |
4002 | break; | |
4003 | if (pdpm->mod->type == dc->type) | |
4004 | { | |
743a99db | 4005 | d_print_comp (dpi, options, d_left (dc)); |
80a19ac8 ILT |
4006 | return; |
4007 | } | |
4008 | } | |
4009 | } | |
4010 | } | |
dd70e080 JM |
4011 | goto modifier; |
4012 | ||
4013 | case DEMANGLE_COMPONENT_REFERENCE: | |
4014 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: | |
4015 | { | |
4016 | /* Handle reference smashing: & + && = &. */ | |
4017 | const struct demangle_component *sub = d_left (dc); | |
4018 | if (sub->type == DEMANGLE_COMPONENT_TEMPLATE_PARAM) | |
4019 | { | |
4020 | struct demangle_component *a = d_lookup_template_argument (dpi, sub); | |
4021 | if (a && a->type == DEMANGLE_COMPONENT_TEMPLATE_ARGLIST) | |
4022 | a = d_index_template_argument (a, dpi->pack_index); | |
f2e6f32e ILT |
4023 | |
4024 | if (a == NULL) | |
4025 | { | |
4026 | d_print_error (dpi); | |
4027 | return; | |
4028 | } | |
4029 | ||
dd70e080 JM |
4030 | sub = a; |
4031 | } | |
4032 | ||
4033 | if (sub->type == DEMANGLE_COMPONENT_REFERENCE | |
4034 | || sub->type == dc->type) | |
4035 | dc = sub; | |
4036 | else if (sub->type == DEMANGLE_COMPONENT_RVALUE_REFERENCE) | |
4037 | mod_inner = d_left (sub); | |
4038 | } | |
80a19ac8 | 4039 | /* Fall through. */ |
dd70e080 | 4040 | |
5e777af5 ILT |
4041 | case DEMANGLE_COMPONENT_RESTRICT_THIS: |
4042 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
4043 | case DEMANGLE_COMPONENT_CONST_THIS: | |
4044 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: | |
4045 | case DEMANGLE_COMPONENT_POINTER: | |
5e777af5 ILT |
4046 | case DEMANGLE_COMPONENT_COMPLEX: |
4047 | case DEMANGLE_COMPONENT_IMAGINARY: | |
dd70e080 | 4048 | modifier: |
bd6946d1 ILT |
4049 | { |
4050 | /* We keep a list of modifiers on the stack. */ | |
4051 | struct d_print_mod dpm; | |
69afa80d | 4052 | |
bd6946d1 ILT |
4053 | dpm.next = dpi->modifiers; |
4054 | dpi->modifiers = &dpm; | |
4055 | dpm.mod = dc; | |
4056 | dpm.printed = 0; | |
81dc098b | 4057 | dpm.templates = dpi->templates; |
69afa80d | 4058 | |
dd70e080 JM |
4059 | if (!mod_inner) |
4060 | mod_inner = d_left (dc); | |
4061 | ||
4062 | d_print_comp (dpi, options, mod_inner); | |
0870bfd6 | 4063 | |
bd6946d1 ILT |
4064 | /* If the modifier didn't get printed by the type, print it |
4065 | now. */ | |
4066 | if (! dpm.printed) | |
743a99db | 4067 | d_print_mod (dpi, options, dc); |
69afa80d | 4068 | |
bd6946d1 | 4069 | dpi->modifiers = dpm.next; |
69afa80d | 4070 | |
bd6946d1 ILT |
4071 | return; |
4072 | } | |
69afa80d | 4073 | |
5e777af5 | 4074 | case DEMANGLE_COMPONENT_BUILTIN_TYPE: |
743a99db | 4075 | if ((options & DMGL_JAVA) == 0) |
2d6c4025 ILT |
4076 | d_append_buffer (dpi, dc->u.s_builtin.type->name, |
4077 | dc->u.s_builtin.type->len); | |
bd6946d1 | 4078 | else |
2d6c4025 ILT |
4079 | d_append_buffer (dpi, dc->u.s_builtin.type->java_name, |
4080 | dc->u.s_builtin.type->java_len); | |
bd6946d1 | 4081 | return; |
69afa80d | 4082 | |
5e777af5 | 4083 | case DEMANGLE_COMPONENT_VENDOR_TYPE: |
743a99db | 4084 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 | 4085 | return; |
69afa80d | 4086 | |
5e777af5 | 4087 | case DEMANGLE_COMPONENT_FUNCTION_TYPE: |
bd6946d1 | 4088 | { |
743a99db | 4089 | if ((options & DMGL_RET_POSTFIX) != 0) |
f019462c JK |
4090 | d_print_function_type (dpi, |
4091 | options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
4092 | dc, dpi->modifiers); | |
92aed1cb TL |
4093 | |
4094 | /* Print return type if present */ | |
5fe8e1e9 JK |
4095 | if (d_left (dc) != NULL && (options & DMGL_RET_POSTFIX) != 0) |
4096 | d_print_comp (dpi, options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
4097 | d_left (dc)); | |
4098 | else if (d_left (dc) != NULL && (options & DMGL_RET_DROP) == 0) | |
bd6946d1 ILT |
4099 | { |
4100 | struct d_print_mod dpm; | |
69afa80d | 4101 | |
bd6946d1 ILT |
4102 | /* We must pass this type down as a modifier in order to |
4103 | print it in the right location. */ | |
bd6946d1 ILT |
4104 | dpm.next = dpi->modifiers; |
4105 | dpi->modifiers = &dpm; | |
4106 | dpm.mod = dc; | |
4107 | dpm.printed = 0; | |
81dc098b | 4108 | dpm.templates = dpi->templates; |
69afa80d | 4109 | |
f019462c JK |
4110 | d_print_comp (dpi, options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), |
4111 | d_left (dc)); | |
69afa80d | 4112 | |
bd6946d1 | 4113 | dpi->modifiers = dpm.next; |
69afa80d | 4114 | |
bd6946d1 ILT |
4115 | if (dpm.printed) |
4116 | return; | |
69afa80d | 4117 | |
92aed1cb TL |
4118 | /* In standard prefix notation, there is a space between the |
4119 | return type and the function signature. */ | |
743a99db | 4120 | if ((options & DMGL_RET_POSTFIX) == 0) |
92aed1cb | 4121 | d_append_char (dpi, ' '); |
bd6946d1 | 4122 | } |
69afa80d | 4123 | |
743a99db | 4124 | if ((options & DMGL_RET_POSTFIX) == 0) |
f019462c JK |
4125 | d_print_function_type (dpi, |
4126 | options & ~(DMGL_RET_POSTFIX | DMGL_RET_DROP), | |
4127 | dc, dpi->modifiers); | |
051664b0 | 4128 | |
bd6946d1 ILT |
4129 | return; |
4130 | } | |
69afa80d | 4131 | |
5e777af5 | 4132 | case DEMANGLE_COMPONENT_ARRAY_TYPE: |
bd6946d1 | 4133 | { |
80a19ac8 ILT |
4134 | struct d_print_mod *hold_modifiers; |
4135 | struct d_print_mod adpm[4]; | |
4136 | unsigned int i; | |
4137 | struct d_print_mod *pdpm; | |
69afa80d | 4138 | |
bd6946d1 | 4139 | /* We must pass this type down as a modifier in order to print |
80a19ac8 ILT |
4140 | multi-dimensional arrays correctly. If the array itself is |
4141 | CV-qualified, we act as though the element type were | |
4142 | CV-qualified. We do this by copying the modifiers down | |
4143 | rather than fiddling pointers, so that we don't wind up | |
4144 | with a d_print_mod higher on the stack pointing into our | |
4145 | stack frame after we return. */ | |
051664b0 | 4146 | |
80a19ac8 ILT |
4147 | hold_modifiers = dpi->modifiers; |
4148 | ||
4149 | adpm[0].next = hold_modifiers; | |
4150 | dpi->modifiers = &adpm[0]; | |
4151 | adpm[0].mod = dc; | |
4152 | adpm[0].printed = 0; | |
4153 | adpm[0].templates = dpi->templates; | |
4154 | ||
4155 | i = 1; | |
4156 | pdpm = hold_modifiers; | |
4157 | while (pdpm != NULL | |
4158 | && (pdpm->mod->type == DEMANGLE_COMPONENT_RESTRICT | |
4159 | || pdpm->mod->type == DEMANGLE_COMPONENT_VOLATILE | |
4160 | || pdpm->mod->type == DEMANGLE_COMPONENT_CONST)) | |
4161 | { | |
4162 | if (! pdpm->printed) | |
4163 | { | |
4164 | if (i >= sizeof adpm / sizeof adpm[0]) | |
4165 | { | |
4166 | d_print_error (dpi); | |
4167 | return; | |
4168 | } | |
4169 | ||
4170 | adpm[i] = *pdpm; | |
4171 | adpm[i].next = dpi->modifiers; | |
4172 | dpi->modifiers = &adpm[i]; | |
4173 | pdpm->printed = 1; | |
4174 | ++i; | |
4175 | } | |
4176 | ||
4177 | pdpm = pdpm->next; | |
4178 | } | |
69afa80d | 4179 | |
743a99db | 4180 | d_print_comp (dpi, options, d_right (dc)); |
69afa80d | 4181 | |
80a19ac8 | 4182 | dpi->modifiers = hold_modifiers; |
69afa80d | 4183 | |
80a19ac8 | 4184 | if (adpm[0].printed) |
bd6946d1 | 4185 | return; |
69afa80d | 4186 | |
80a19ac8 ILT |
4187 | while (i > 1) |
4188 | { | |
4189 | --i; | |
743a99db | 4190 | d_print_mod (dpi, options, adpm[i].mod); |
80a19ac8 ILT |
4191 | } |
4192 | ||
743a99db | 4193 | d_print_array_type (dpi, options, dc, dpi->modifiers); |
69afa80d | 4194 | |
bd6946d1 ILT |
4195 | return; |
4196 | } | |
69afa80d | 4197 | |
5e777af5 | 4198 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
abfe01ce | 4199 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
bd6946d1 | 4200 | { |
bd6946d1 ILT |
4201 | struct d_print_mod dpm; |
4202 | ||
bd6946d1 ILT |
4203 | dpm.next = dpi->modifiers; |
4204 | dpi->modifiers = &dpm; | |
4205 | dpm.mod = dc; | |
4206 | dpm.printed = 0; | |
81dc098b | 4207 | dpm.templates = dpi->templates; |
bd6946d1 | 4208 | |
743a99db | 4209 | d_print_comp (dpi, options, d_right (dc)); |
bd6946d1 ILT |
4210 | |
4211 | /* If the modifier didn't get printed by the type, print it | |
4212 | now. */ | |
4213 | if (! dpm.printed) | |
743a99db | 4214 | d_print_mod (dpi, options, dc); |
69afa80d | 4215 | |
bd6946d1 | 4216 | dpi->modifiers = dpm.next; |
69afa80d | 4217 | |
bd6946d1 ILT |
4218 | return; |
4219 | } | |
69afa80d | 4220 | |
07523e7c JM |
4221 | case DEMANGLE_COMPONENT_FIXED_TYPE: |
4222 | if (dc->u.s_fixed.sat) | |
4223 | d_append_string (dpi, "_Sat "); | |
4224 | /* Don't print "int _Accum". */ | |
4225 | if (dc->u.s_fixed.length->u.s_builtin.type | |
4226 | != &cplus_demangle_builtin_types['i'-'a']) | |
4227 | { | |
743a99db | 4228 | d_print_comp (dpi, options, dc->u.s_fixed.length); |
07523e7c JM |
4229 | d_append_char (dpi, ' '); |
4230 | } | |
4231 | if (dc->u.s_fixed.accum) | |
4232 | d_append_string (dpi, "_Accum"); | |
4233 | else | |
4234 | d_append_string (dpi, "_Fract"); | |
4235 | return; | |
4236 | ||
5e777af5 ILT |
4237 | case DEMANGLE_COMPONENT_ARGLIST: |
4238 | case DEMANGLE_COMPONENT_TEMPLATE_ARGLIST: | |
38179091 | 4239 | if (d_left (dc) != NULL) |
743a99db | 4240 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
4241 | if (d_right (dc) != NULL) |
4242 | { | |
a77f94e2 | 4243 | size_t len; |
9c4d7e52 JJ |
4244 | unsigned long int flush_count; |
4245 | /* Make sure ", " isn't flushed by d_append_string, otherwise | |
4246 | dpi->len -= 2 wouldn't work. */ | |
4247 | if (dpi->len >= sizeof (dpi->buf) - 2) | |
4248 | d_print_flush (dpi); | |
456cc5cf | 4249 | d_append_string (dpi, ", "); |
a77f94e2 | 4250 | len = dpi->len; |
9c4d7e52 | 4251 | flush_count = dpi->flush_count; |
743a99db | 4252 | d_print_comp (dpi, options, d_right (dc)); |
a77f94e2 JM |
4253 | /* If that didn't print anything (which can happen with empty |
4254 | template argument packs), remove the comma and space. */ | |
9c4d7e52 | 4255 | if (dpi->flush_count == flush_count && dpi->len == len) |
a77f94e2 | 4256 | dpi->len -= 2; |
bd6946d1 ILT |
4257 | } |
4258 | return; | |
69afa80d | 4259 | |
5e777af5 | 4260 | case DEMANGLE_COMPONENT_OPERATOR: |
bd6946d1 ILT |
4261 | { |
4262 | char c; | |
4263 | ||
456cc5cf | 4264 | d_append_string (dpi, "operator"); |
bd6946d1 | 4265 | c = dc->u.s_operator.op->name[0]; |
a51753e4 | 4266 | if (IS_LOWER (c)) |
bd6946d1 | 4267 | d_append_char (dpi, ' '); |
2d6c4025 ILT |
4268 | d_append_buffer (dpi, dc->u.s_operator.op->name, |
4269 | dc->u.s_operator.op->len); | |
bd6946d1 ILT |
4270 | return; |
4271 | } | |
69afa80d | 4272 | |
5e777af5 | 4273 | case DEMANGLE_COMPONENT_EXTENDED_OPERATOR: |
456cc5cf | 4274 | d_append_string (dpi, "operator "); |
743a99db | 4275 | d_print_comp (dpi, options, dc->u.s_extended_operator.name); |
bd6946d1 | 4276 | return; |
69afa80d | 4277 | |
5e777af5 | 4278 | case DEMANGLE_COMPONENT_CAST: |
456cc5cf | 4279 | d_append_string (dpi, "operator "); |
743a99db | 4280 | d_print_cast (dpi, options, dc); |
bd6946d1 | 4281 | return; |
69afa80d | 4282 | |
5e777af5 | 4283 | case DEMANGLE_COMPONENT_UNARY: |
cb0ad104 JK |
4284 | if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR |
4285 | && d_left (dc)->u.s_operator.op->len == 1 | |
4286 | && d_left (dc)->u.s_operator.op->name[0] == '&' | |
4287 | && d_right (dc)->type == DEMANGLE_COMPONENT_TYPED_NAME | |
4288 | && d_left (d_right (dc))->type == DEMANGLE_COMPONENT_QUAL_NAME | |
4289 | && d_right (d_right (dc))->type == DEMANGLE_COMPONENT_FUNCTION_TYPE) | |
4290 | { | |
4291 | /* Address of a function (therefore in an expression context) must | |
4292 | have its argument list suppressed. | |
4293 | ||
4294 | unary operator ... dc | |
4295 | operator & ... d_left (dc) | |
4296 | typed name ... d_right (dc) | |
4297 | qualified name ... d_left (d_right (dc)) | |
4298 | <names> | |
4299 | function type ... d_right (d_right (dc)) | |
4300 | argument list | |
4301 | <arguments> */ | |
4302 | ||
4303 | d_print_expr_op (dpi, options, d_left (dc)); | |
4304 | d_print_comp (dpi, options, d_left (d_right (dc))); | |
4305 | return; | |
4306 | } | |
4307 | else if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR | |
4308 | && d_left (dc)->u.s_operator.op->len == 1 | |
4309 | && d_left (dc)->u.s_operator.op->name[0] == '&' | |
4310 | && d_right (dc)->type == DEMANGLE_COMPONENT_QUAL_NAME) | |
4311 | { | |
4312 | /* Keep also already processed variant without the argument list. | |
4313 | ||
4314 | unary operator ... dc | |
4315 | operator & ... d_left (dc) | |
4316 | qualified name ... d_right (dc) | |
4317 | <names> */ | |
4318 | ||
4319 | d_print_expr_op (dpi, options, d_left (dc)); | |
4320 | d_print_comp (dpi, options, d_right (dc)); | |
4321 | return; | |
4322 | } | |
4323 | else if (d_left (dc)->type != DEMANGLE_COMPONENT_CAST) | |
743a99db | 4324 | d_print_expr_op (dpi, options, d_left (dc)); |
bd6946d1 | 4325 | else |
69afa80d | 4326 | { |
93f20626 | 4327 | d_append_char (dpi, '('); |
743a99db | 4328 | d_print_cast (dpi, options, d_left (dc)); |
bd6946d1 | 4329 | d_append_char (dpi, ')'); |
69afa80d | 4330 | } |
743a99db | 4331 | d_print_subexpr (dpi, options, d_right (dc)); |
bd6946d1 ILT |
4332 | return; |
4333 | ||
5e777af5 ILT |
4334 | case DEMANGLE_COMPONENT_BINARY: |
4335 | if (d_right (dc)->type != DEMANGLE_COMPONENT_BINARY_ARGS) | |
69afa80d | 4336 | { |
bd6946d1 ILT |
4337 | d_print_error (dpi); |
4338 | return; | |
69afa80d | 4339 | } |
a51753e4 ILT |
4340 | |
4341 | /* We wrap an expression which uses the greater-than operator in | |
4342 | an extra layer of parens so that it does not get confused | |
4343 | with the '>' which ends the template parameters. */ | |
5e777af5 | 4344 | if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR |
2d6c4025 ILT |
4345 | && d_left (dc)->u.s_operator.op->len == 1 |
4346 | && d_left (dc)->u.s_operator.op->name[0] == '>') | |
a51753e4 ILT |
4347 | d_append_char (dpi, '('); |
4348 | ||
cb0ad104 JK |
4349 | if (strcmp (d_left (dc)->u.s_operator.op->code, "cl") == 0 |
4350 | && d_left (d_right (dc))->type == DEMANGLE_COMPONENT_TYPED_NAME) | |
4351 | { | |
4352 | /* Function call used in an expression should not have printed types | |
4353 | of the function arguments. Values of the function arguments still | |
4354 | get printed below. */ | |
4355 | ||
4356 | const struct demangle_component *func = d_left (d_right (dc)); | |
4357 | ||
4358 | if (d_right (func)->type != DEMANGLE_COMPONENT_FUNCTION_TYPE) | |
4359 | d_print_error (dpi); | |
4360 | d_print_subexpr (dpi, options, d_left (func)); | |
4361 | } | |
4362 | else | |
4363 | d_print_subexpr (dpi, options, d_left (d_right (dc))); | |
4d43dcde JM |
4364 | if (strcmp (d_left (dc)->u.s_operator.op->code, "ix") == 0) |
4365 | { | |
4366 | d_append_char (dpi, '['); | |
743a99db | 4367 | d_print_comp (dpi, options, d_right (d_right (dc))); |
4d43dcde JM |
4368 | d_append_char (dpi, ']'); |
4369 | } | |
4370 | else | |
4371 | { | |
4372 | if (strcmp (d_left (dc)->u.s_operator.op->code, "cl") != 0) | |
743a99db JK |
4373 | d_print_expr_op (dpi, options, d_left (dc)); |
4374 | d_print_subexpr (dpi, options, d_right (d_right (dc))); | |
4d43dcde | 4375 | } |
a51753e4 | 4376 | |
5e777af5 | 4377 | if (d_left (dc)->type == DEMANGLE_COMPONENT_OPERATOR |
2d6c4025 ILT |
4378 | && d_left (dc)->u.s_operator.op->len == 1 |
4379 | && d_left (dc)->u.s_operator.op->name[0] == '>') | |
a51753e4 ILT |
4380 | d_append_char (dpi, ')'); |
4381 | ||
bd6946d1 ILT |
4382 | return; |
4383 | ||
5e777af5 ILT |
4384 | case DEMANGLE_COMPONENT_BINARY_ARGS: |
4385 | /* We should only see this as part of DEMANGLE_COMPONENT_BINARY. */ | |
bd6946d1 ILT |
4386 | d_print_error (dpi); |
4387 | return; | |
4388 | ||
5e777af5 ILT |
4389 | case DEMANGLE_COMPONENT_TRINARY: |
4390 | if (d_right (dc)->type != DEMANGLE_COMPONENT_TRINARY_ARG1 | |
4391 | || d_right (d_right (dc))->type != DEMANGLE_COMPONENT_TRINARY_ARG2) | |
bd6946d1 ILT |
4392 | { |
4393 | d_print_error (dpi); | |
4394 | return; | |
4395 | } | |
743a99db JK |
4396 | d_print_subexpr (dpi, options, d_left (d_right (dc))); |
4397 | d_print_expr_op (dpi, options, d_left (dc)); | |
4398 | d_print_subexpr (dpi, options, d_left (d_right (d_right (dc)))); | |
38179091 | 4399 | d_append_string (dpi, " : "); |
743a99db | 4400 | d_print_subexpr (dpi, options, d_right (d_right (d_right (dc)))); |
bd6946d1 ILT |
4401 | return; |
4402 | ||
5e777af5 ILT |
4403 | case DEMANGLE_COMPONENT_TRINARY_ARG1: |
4404 | case DEMANGLE_COMPONENT_TRINARY_ARG2: | |
4405 | /* We should only see these are part of DEMANGLE_COMPONENT_TRINARY. */ | |
bd6946d1 ILT |
4406 | d_print_error (dpi); |
4407 | return; | |
4408 | ||
5e777af5 ILT |
4409 | case DEMANGLE_COMPONENT_LITERAL: |
4410 | case DEMANGLE_COMPONENT_LITERAL_NEG: | |
31058ee3 ILT |
4411 | { |
4412 | enum d_builtin_type_print tp; | |
bd6946d1 | 4413 | |
31058ee3 ILT |
4414 | /* For some builtin types, produce simpler output. */ |
4415 | tp = D_PRINT_DEFAULT; | |
4416 | if (d_left (dc)->type == DEMANGLE_COMPONENT_BUILTIN_TYPE) | |
4417 | { | |
4418 | tp = d_left (dc)->u.s_builtin.type->print; | |
4419 | switch (tp) | |
4420 | { | |
4421 | case D_PRINT_INT: | |
4422 | case D_PRINT_UNSIGNED: | |
4423 | case D_PRINT_LONG: | |
4424 | case D_PRINT_UNSIGNED_LONG: | |
4425 | case D_PRINT_LONG_LONG: | |
4426 | case D_PRINT_UNSIGNED_LONG_LONG: | |
4427 | if (d_right (dc)->type == DEMANGLE_COMPONENT_NAME) | |
4428 | { | |
4429 | if (dc->type == DEMANGLE_COMPONENT_LITERAL_NEG) | |
4430 | d_append_char (dpi, '-'); | |
743a99db | 4431 | d_print_comp (dpi, options, d_right (dc)); |
31058ee3 ILT |
4432 | switch (tp) |
4433 | { | |
4434 | default: | |
4435 | break; | |
4436 | case D_PRINT_UNSIGNED: | |
4437 | d_append_char (dpi, 'u'); | |
4438 | break; | |
4439 | case D_PRINT_LONG: | |
4440 | d_append_char (dpi, 'l'); | |
4441 | break; | |
4442 | case D_PRINT_UNSIGNED_LONG: | |
456cc5cf | 4443 | d_append_string (dpi, "ul"); |
31058ee3 ILT |
4444 | break; |
4445 | case D_PRINT_LONG_LONG: | |
456cc5cf | 4446 | d_append_string (dpi, "ll"); |
31058ee3 ILT |
4447 | break; |
4448 | case D_PRINT_UNSIGNED_LONG_LONG: | |
456cc5cf | 4449 | d_append_string (dpi, "ull"); |
31058ee3 ILT |
4450 | break; |
4451 | } | |
4452 | return; | |
4453 | } | |
4454 | break; | |
69afa80d | 4455 | |
31058ee3 ILT |
4456 | case D_PRINT_BOOL: |
4457 | if (d_right (dc)->type == DEMANGLE_COMPONENT_NAME | |
4458 | && d_right (dc)->u.s_name.len == 1 | |
4459 | && dc->type == DEMANGLE_COMPONENT_LITERAL) | |
4460 | { | |
4461 | switch (d_right (dc)->u.s_name.s[0]) | |
4462 | { | |
4463 | case '0': | |
456cc5cf | 4464 | d_append_string (dpi, "false"); |
31058ee3 ILT |
4465 | return; |
4466 | case '1': | |
456cc5cf | 4467 | d_append_string (dpi, "true"); |
31058ee3 ILT |
4468 | return; |
4469 | default: | |
4470 | break; | |
4471 | } | |
4472 | } | |
4473 | break; | |
051664b0 | 4474 | |
31058ee3 ILT |
4475 | default: |
4476 | break; | |
4477 | } | |
4478 | } | |
69afa80d | 4479 | |
31058ee3 | 4480 | d_append_char (dpi, '('); |
743a99db | 4481 | d_print_comp (dpi, options, d_left (dc)); |
31058ee3 ILT |
4482 | d_append_char (dpi, ')'); |
4483 | if (dc->type == DEMANGLE_COMPONENT_LITERAL_NEG) | |
4484 | d_append_char (dpi, '-'); | |
4485 | if (tp == D_PRINT_FLOAT) | |
4486 | d_append_char (dpi, '['); | |
743a99db | 4487 | d_print_comp (dpi, options, d_right (dc)); |
31058ee3 ILT |
4488 | if (tp == D_PRINT_FLOAT) |
4489 | d_append_char (dpi, ']'); | |
4490 | } | |
bd6946d1 | 4491 | return; |
69afa80d | 4492 | |
abfe01ce JM |
4493 | case DEMANGLE_COMPONENT_NUMBER: |
4494 | d_append_num (dpi, dc->u.s_number.number); | |
4495 | return; | |
4496 | ||
e5df4fb1 DD |
4497 | case DEMANGLE_COMPONENT_JAVA_RESOURCE: |
4498 | d_append_string (dpi, "java resource "); | |
743a99db | 4499 | d_print_comp (dpi, options, d_left (dc)); |
e5df4fb1 DD |
4500 | return; |
4501 | ||
4502 | case DEMANGLE_COMPONENT_COMPOUND_NAME: | |
743a99db JK |
4503 | d_print_comp (dpi, options, d_left (dc)); |
4504 | d_print_comp (dpi, options, d_right (dc)); | |
e5df4fb1 DD |
4505 | return; |
4506 | ||
4507 | case DEMANGLE_COMPONENT_CHARACTER: | |
4508 | d_append_char (dpi, dc->u.s_character.character); | |
4509 | return; | |
4510 | ||
5a3d7e74 JM |
4511 | case DEMANGLE_COMPONENT_DECLTYPE: |
4512 | d_append_string (dpi, "decltype ("); | |
743a99db | 4513 | d_print_comp (dpi, options, d_left (dc)); |
5a3d7e74 JM |
4514 | d_append_char (dpi, ')'); |
4515 | return; | |
4516 | ||
38179091 JM |
4517 | case DEMANGLE_COMPONENT_PACK_EXPANSION: |
4518 | { | |
6afcfe0a | 4519 | int len; |
38179091 | 4520 | int i; |
6afcfe0a JM |
4521 | struct demangle_component *a = d_find_pack (dpi, d_left (dc)); |
4522 | if (a == NULL) | |
4523 | { | |
4524 | /* d_find_pack won't find anything if the only packs involved | |
4525 | in this expansion are function parameter packs; in that | |
4526 | case, just print the pattern and "...". */ | |
743a99db | 4527 | d_print_subexpr (dpi, options, d_left (dc)); |
6afcfe0a JM |
4528 | d_append_string (dpi, "..."); |
4529 | return; | |
4530 | } | |
38179091 | 4531 | |
6afcfe0a | 4532 | len = d_pack_length (a); |
38179091 JM |
4533 | dc = d_left (dc); |
4534 | for (i = 0; i < len; ++i) | |
4535 | { | |
4536 | dpi->pack_index = i; | |
743a99db | 4537 | d_print_comp (dpi, options, dc); |
38179091 JM |
4538 | if (i < len-1) |
4539 | d_append_string (dpi, ", "); | |
4540 | } | |
4541 | } | |
4542 | return; | |
4543 | ||
448545cb | 4544 | case DEMANGLE_COMPONENT_FUNCTION_PARAM: |
a517066d JM |
4545 | { |
4546 | long num = dc->u.s_number.number; | |
4547 | if (num == 0) | |
4548 | d_append_string (dpi, "this"); | |
4549 | else | |
4550 | { | |
4551 | d_append_string (dpi, "{parm#"); | |
4552 | d_append_num (dpi, num); | |
4553 | d_append_char (dpi, '}'); | |
4554 | } | |
4555 | } | |
d5f4eddd | 4556 | return; |
448545cb | 4557 | |
23b1a789 JK |
4558 | case DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS: |
4559 | d_append_string (dpi, "global constructors keyed to "); | |
743a99db | 4560 | d_print_comp (dpi, options, dc->u.s_binary.left); |
23b1a789 JK |
4561 | return; |
4562 | ||
4563 | case DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS: | |
4564 | d_append_string (dpi, "global destructors keyed to "); | |
743a99db | 4565 | d_print_comp (dpi, options, dc->u.s_binary.left); |
23b1a789 JK |
4566 | return; |
4567 | ||
d5f4eddd JM |
4568 | case DEMANGLE_COMPONENT_LAMBDA: |
4569 | d_append_string (dpi, "{lambda("); | |
743a99db | 4570 | d_print_comp (dpi, options, dc->u.s_unary_num.sub); |
d5f4eddd JM |
4571 | d_append_string (dpi, ")#"); |
4572 | d_append_num (dpi, dc->u.s_unary_num.num + 1); | |
4573 | d_append_char (dpi, '}'); | |
4574 | return; | |
4575 | ||
4576 | case DEMANGLE_COMPONENT_UNNAMED_TYPE: | |
4577 | d_append_string (dpi, "{unnamed type#"); | |
4578 | d_append_num (dpi, dc->u.s_number.number + 1); | |
4579 | d_append_char (dpi, '}'); | |
4580 | return; | |
4581 | ||
2d2b02c4 CC |
4582 | case DEMANGLE_COMPONENT_CLONE: |
4583 | d_print_comp (dpi, options, d_left (dc)); | |
4584 | d_append_string (dpi, " [clone "); | |
4585 | d_print_comp (dpi, options, d_right (dc)); | |
4586 | d_append_char (dpi, ']'); | |
4587 | return; | |
4588 | ||
bd6946d1 ILT |
4589 | default: |
4590 | d_print_error (dpi); | |
4591 | return; | |
4592 | } | |
69afa80d AS |
4593 | } |
4594 | ||
2d6c4025 ILT |
4595 | /* Print a Java dentifier. For Java we try to handle encoded extended |
4596 | Unicode characters. The C++ ABI doesn't mention Unicode encoding, | |
4597 | so we don't it for C++. Characters are encoded as | |
4598 | __U<hex-char>+_. */ | |
69afa80d | 4599 | |
bd6946d1 | 4600 | static void |
9486db4f | 4601 | d_print_java_identifier (struct d_print_info *dpi, const char *name, int len) |
69afa80d | 4602 | { |
2d6c4025 ILT |
4603 | const char *p; |
4604 | const char *end; | |
69afa80d | 4605 | |
2d6c4025 ILT |
4606 | end = name + len; |
4607 | for (p = name; p < end; ++p) | |
4608 | { | |
4609 | if (end - p > 3 | |
4610 | && p[0] == '_' | |
4611 | && p[1] == '_' | |
4612 | && p[2] == 'U') | |
69afa80d | 4613 | { |
2d6c4025 ILT |
4614 | unsigned long c; |
4615 | const char *q; | |
4616 | ||
4617 | c = 0; | |
4618 | for (q = p + 3; q < end; ++q) | |
bd6946d1 | 4619 | { |
2d6c4025 ILT |
4620 | int dig; |
4621 | ||
4622 | if (IS_DIGIT (*q)) | |
4623 | dig = *q - '0'; | |
4624 | else if (*q >= 'A' && *q <= 'F') | |
4625 | dig = *q - 'A' + 10; | |
4626 | else if (*q >= 'a' && *q <= 'f') | |
4627 | dig = *q - 'a' + 10; | |
4628 | else | |
4629 | break; | |
69afa80d | 4630 | |
2d6c4025 ILT |
4631 | c = c * 16 + dig; |
4632 | } | |
4633 | /* If the Unicode character is larger than 256, we don't try | |
4634 | to deal with it here. FIXME. */ | |
4635 | if (q < end && *q == '_' && c < 256) | |
4636 | { | |
4637 | d_append_char (dpi, c); | |
4638 | p = q; | |
4639 | continue; | |
bd6946d1 | 4640 | } |
bd6946d1 | 4641 | } |
2d6c4025 ILT |
4642 | |
4643 | d_append_char (dpi, *p); | |
69afa80d | 4644 | } |
69afa80d AS |
4645 | } |
4646 | ||
a51753e4 ILT |
4647 | /* Print a list of modifiers. SUFFIX is 1 if we are printing |
4648 | qualifiers on this after printing a function. */ | |
69afa80d | 4649 | |
bd6946d1 | 4650 | static void |
743a99db | 4651 | d_print_mod_list (struct d_print_info *dpi, int options, |
9486db4f | 4652 | struct d_print_mod *mods, int suffix) |
69afa80d | 4653 | { |
81dc098b ILT |
4654 | struct d_print_template *hold_dpt; |
4655 | ||
a51753e4 | 4656 | if (mods == NULL || d_print_saw_error (dpi)) |
bd6946d1 | 4657 | return; |
69afa80d | 4658 | |
a51753e4 ILT |
4659 | if (mods->printed |
4660 | || (! suffix | |
5e777af5 ILT |
4661 | && (mods->mod->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
4662 | || mods->mod->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
4663 | || mods->mod->type == DEMANGLE_COMPONENT_CONST_THIS))) | |
a51753e4 | 4664 | { |
743a99db | 4665 | d_print_mod_list (dpi, options, mods->next, suffix); |
a51753e4 ILT |
4666 | return; |
4667 | } | |
4668 | ||
81dc098b ILT |
4669 | mods->printed = 1; |
4670 | ||
4671 | hold_dpt = dpi->templates; | |
4672 | dpi->templates = mods->templates; | |
4673 | ||
5e777af5 | 4674 | if (mods->mod->type == DEMANGLE_COMPONENT_FUNCTION_TYPE) |
69afa80d | 4675 | { |
743a99db | 4676 | d_print_function_type (dpi, options, mods->mod, mods->next); |
81dc098b | 4677 | dpi->templates = hold_dpt; |
bd6946d1 ILT |
4678 | return; |
4679 | } | |
5e777af5 | 4680 | else if (mods->mod->type == DEMANGLE_COMPONENT_ARRAY_TYPE) |
bd6946d1 | 4681 | { |
743a99db | 4682 | d_print_array_type (dpi, options, mods->mod, mods->next); |
81dc098b | 4683 | dpi->templates = hold_dpt; |
bd6946d1 ILT |
4684 | return; |
4685 | } | |
5e777af5 | 4686 | else if (mods->mod->type == DEMANGLE_COMPONENT_LOCAL_NAME) |
a91d1af0 ILT |
4687 | { |
4688 | struct d_print_mod *hold_modifiers; | |
5e777af5 | 4689 | struct demangle_component *dc; |
a91d1af0 ILT |
4690 | |
4691 | /* When this is on the modifier stack, we have pulled any | |
4692 | qualifiers off the right argument already. Otherwise, we | |
4693 | print it as usual, but don't let the left argument see any | |
4694 | modifiers. */ | |
4695 | ||
4696 | hold_modifiers = dpi->modifiers; | |
4697 | dpi->modifiers = NULL; | |
743a99db | 4698 | d_print_comp (dpi, options, d_left (mods->mod)); |
a91d1af0 ILT |
4699 | dpi->modifiers = hold_modifiers; |
4700 | ||
743a99db | 4701 | if ((options & DMGL_JAVA) == 0) |
456cc5cf | 4702 | d_append_string (dpi, "::"); |
2d6c4025 ILT |
4703 | else |
4704 | d_append_char (dpi, '.'); | |
a91d1af0 ILT |
4705 | |
4706 | dc = d_right (mods->mod); | |
d5f4eddd JM |
4707 | |
4708 | if (dc->type == DEMANGLE_COMPONENT_DEFAULT_ARG) | |
4709 | { | |
4710 | d_append_string (dpi, "{default arg#"); | |
4711 | d_append_num (dpi, dc->u.s_unary_num.num + 1); | |
4712 | d_append_string (dpi, "}::"); | |
4713 | dc = dc->u.s_unary_num.sub; | |
4714 | } | |
4715 | ||
5e777af5 ILT |
4716 | while (dc->type == DEMANGLE_COMPONENT_RESTRICT_THIS |
4717 | || dc->type == DEMANGLE_COMPONENT_VOLATILE_THIS | |
4718 | || dc->type == DEMANGLE_COMPONENT_CONST_THIS) | |
a91d1af0 ILT |
4719 | dc = d_left (dc); |
4720 | ||
743a99db | 4721 | d_print_comp (dpi, options, dc); |
a91d1af0 ILT |
4722 | |
4723 | dpi->templates = hold_dpt; | |
4724 | return; | |
4725 | } | |
69afa80d | 4726 | |
743a99db | 4727 | d_print_mod (dpi, options, mods->mod); |
69afa80d | 4728 | |
81dc098b ILT |
4729 | dpi->templates = hold_dpt; |
4730 | ||
743a99db | 4731 | d_print_mod_list (dpi, options, mods->next, suffix); |
69afa80d | 4732 | } |
81dc098b | 4733 | |
bd6946d1 | 4734 | /* Print a modifier. */ |
69afa80d | 4735 | |
bd6946d1 | 4736 | static void |
743a99db | 4737 | d_print_mod (struct d_print_info *dpi, int options, |
9486db4f | 4738 | const struct demangle_component *mod) |
bd6946d1 ILT |
4739 | { |
4740 | switch (mod->type) | |
4741 | { | |
5e777af5 ILT |
4742 | case DEMANGLE_COMPONENT_RESTRICT: |
4743 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
456cc5cf | 4744 | d_append_string (dpi, " restrict"); |
bd6946d1 | 4745 | return; |
5e777af5 ILT |
4746 | case DEMANGLE_COMPONENT_VOLATILE: |
4747 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
456cc5cf | 4748 | d_append_string (dpi, " volatile"); |
bd6946d1 | 4749 | return; |
5e777af5 ILT |
4750 | case DEMANGLE_COMPONENT_CONST: |
4751 | case DEMANGLE_COMPONENT_CONST_THIS: | |
456cc5cf | 4752 | d_append_string (dpi, " const"); |
bd6946d1 | 4753 | return; |
5e777af5 | 4754 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: |
bd6946d1 | 4755 | d_append_char (dpi, ' '); |
743a99db | 4756 | d_print_comp (dpi, options, d_right (mod)); |
bd6946d1 | 4757 | return; |
5e777af5 | 4758 | case DEMANGLE_COMPONENT_POINTER: |
bd6946d1 | 4759 | /* There is no pointer symbol in Java. */ |
743a99db | 4760 | if ((options & DMGL_JAVA) == 0) |
bd6946d1 ILT |
4761 | d_append_char (dpi, '*'); |
4762 | return; | |
5e777af5 | 4763 | case DEMANGLE_COMPONENT_REFERENCE: |
bd6946d1 ILT |
4764 | d_append_char (dpi, '&'); |
4765 | return; | |
1ab28be5 DG |
4766 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
4767 | d_append_string (dpi, "&&"); | |
4768 | return; | |
5e777af5 | 4769 | case DEMANGLE_COMPONENT_COMPLEX: |
456cc5cf | 4770 | d_append_string (dpi, "complex "); |
bd6946d1 | 4771 | return; |
5e777af5 | 4772 | case DEMANGLE_COMPONENT_IMAGINARY: |
456cc5cf | 4773 | d_append_string (dpi, "imaginary "); |
bd6946d1 | 4774 | return; |
5e777af5 | 4775 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: |
a51753e4 | 4776 | if (d_last_char (dpi) != '(') |
bd6946d1 | 4777 | d_append_char (dpi, ' '); |
743a99db | 4778 | d_print_comp (dpi, options, d_left (mod)); |
456cc5cf | 4779 | d_append_string (dpi, "::*"); |
bd6946d1 | 4780 | return; |
5e777af5 | 4781 | case DEMANGLE_COMPONENT_TYPED_NAME: |
743a99db | 4782 | d_print_comp (dpi, options, d_left (mod)); |
bd6946d1 | 4783 | return; |
abfe01ce | 4784 | case DEMANGLE_COMPONENT_VECTOR_TYPE: |
ce30e6fd | 4785 | d_append_string (dpi, " __vector("); |
743a99db | 4786 | d_print_comp (dpi, options, d_left (mod)); |
ce30e6fd | 4787 | d_append_char (dpi, ')'); |
abfe01ce JM |
4788 | return; |
4789 | ||
bd6946d1 ILT |
4790 | default: |
4791 | /* Otherwise, we have something that won't go back on the | |
4792 | modifier stack, so we can just print it. */ | |
743a99db | 4793 | d_print_comp (dpi, options, mod); |
bd6946d1 ILT |
4794 | return; |
4795 | } | |
4796 | } | |
69afa80d | 4797 | |
bd6946d1 | 4798 | /* Print a function type, except for the return type. */ |
69afa80d | 4799 | |
bd6946d1 | 4800 | static void |
743a99db | 4801 | d_print_function_type (struct d_print_info *dpi, int options, |
9486db4f GDR |
4802 | const struct demangle_component *dc, |
4803 | struct d_print_mod *mods) | |
69afa80d | 4804 | { |
81dc098b | 4805 | int need_paren; |
31058ee3 | 4806 | int need_space; |
81dc098b | 4807 | struct d_print_mod *p; |
a91d1af0 | 4808 | struct d_print_mod *hold_modifiers; |
81dc098b ILT |
4809 | |
4810 | need_paren = 0; | |
31058ee3 | 4811 | need_space = 0; |
81dc098b | 4812 | for (p = mods; p != NULL; p = p->next) |
bd6946d1 | 4813 | { |
81dc098b ILT |
4814 | if (p->printed) |
4815 | break; | |
69afa80d | 4816 | |
81dc098b | 4817 | switch (p->mod->type) |
bd6946d1 | 4818 | { |
31058ee3 ILT |
4819 | case DEMANGLE_COMPONENT_POINTER: |
4820 | case DEMANGLE_COMPONENT_REFERENCE: | |
1ab28be5 | 4821 | case DEMANGLE_COMPONENT_RVALUE_REFERENCE: |
31058ee3 ILT |
4822 | need_paren = 1; |
4823 | break; | |
5e777af5 ILT |
4824 | case DEMANGLE_COMPONENT_RESTRICT: |
4825 | case DEMANGLE_COMPONENT_VOLATILE: | |
4826 | case DEMANGLE_COMPONENT_CONST: | |
4827 | case DEMANGLE_COMPONENT_VENDOR_TYPE_QUAL: | |
5e777af5 ILT |
4828 | case DEMANGLE_COMPONENT_COMPLEX: |
4829 | case DEMANGLE_COMPONENT_IMAGINARY: | |
4830 | case DEMANGLE_COMPONENT_PTRMEM_TYPE: | |
31058ee3 | 4831 | need_space = 1; |
81dc098b ILT |
4832 | need_paren = 1; |
4833 | break; | |
5e777af5 ILT |
4834 | case DEMANGLE_COMPONENT_RESTRICT_THIS: |
4835 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
4836 | case DEMANGLE_COMPONENT_CONST_THIS: | |
a51753e4 | 4837 | break; |
81dc098b ILT |
4838 | default: |
4839 | break; | |
bd6946d1 | 4840 | } |
81dc098b ILT |
4841 | if (need_paren) |
4842 | break; | |
4843 | } | |
69afa80d | 4844 | |
81dc098b | 4845 | if (need_paren) |
a51753e4 | 4846 | { |
31058ee3 | 4847 | if (! need_space) |
a51753e4 | 4848 | { |
31058ee3 ILT |
4849 | if (d_last_char (dpi) != '(' |
4850 | && d_last_char (dpi) != '*') | |
4851 | need_space = 1; | |
a51753e4 | 4852 | } |
31058ee3 ILT |
4853 | if (need_space && d_last_char (dpi) != ' ') |
4854 | d_append_char (dpi, ' '); | |
a51753e4 ILT |
4855 | d_append_char (dpi, '('); |
4856 | } | |
69afa80d | 4857 | |
a91d1af0 ILT |
4858 | hold_modifiers = dpi->modifiers; |
4859 | dpi->modifiers = NULL; | |
4860 | ||
743a99db | 4861 | d_print_mod_list (dpi, options, mods, 0); |
69afa80d | 4862 | |
81dc098b ILT |
4863 | if (need_paren) |
4864 | d_append_char (dpi, ')'); | |
69afa80d | 4865 | |
bd6946d1 | 4866 | d_append_char (dpi, '('); |
69afa80d | 4867 | |
bd6946d1 | 4868 | if (d_right (dc) != NULL) |
743a99db | 4869 | d_print_comp (dpi, options, d_right (dc)); |
69afa80d | 4870 | |
bd6946d1 | 4871 | d_append_char (dpi, ')'); |
a51753e4 | 4872 | |
743a99db | 4873 | d_print_mod_list (dpi, options, mods, 1); |
a91d1af0 ILT |
4874 | |
4875 | dpi->modifiers = hold_modifiers; | |
bd6946d1 | 4876 | } |
69afa80d | 4877 | |
bd6946d1 | 4878 | /* Print an array type, except for the element type. */ |
69afa80d | 4879 | |
bd6946d1 | 4880 | static void |
743a99db | 4881 | d_print_array_type (struct d_print_info *dpi, int options, |
9486db4f GDR |
4882 | const struct demangle_component *dc, |
4883 | struct d_print_mod *mods) | |
bd6946d1 ILT |
4884 | { |
4885 | int need_space; | |
69afa80d | 4886 | |
bd6946d1 ILT |
4887 | need_space = 1; |
4888 | if (mods != NULL) | |
69afa80d | 4889 | { |
bd6946d1 ILT |
4890 | int need_paren; |
4891 | struct d_print_mod *p; | |
051664b0 | 4892 | |
bd6946d1 ILT |
4893 | need_paren = 0; |
4894 | for (p = mods; p != NULL; p = p->next) | |
69afa80d | 4895 | { |
80a19ac8 | 4896 | if (! p->printed) |
69afa80d | 4897 | { |
80a19ac8 ILT |
4898 | if (p->mod->type == DEMANGLE_COMPONENT_ARRAY_TYPE) |
4899 | { | |
4900 | need_space = 0; | |
4901 | break; | |
4902 | } | |
4903 | else | |
4904 | { | |
4905 | need_paren = 1; | |
4906 | need_space = 1; | |
4907 | break; | |
4908 | } | |
69afa80d | 4909 | } |
bd6946d1 | 4910 | } |
69afa80d | 4911 | |
bd6946d1 | 4912 | if (need_paren) |
456cc5cf | 4913 | d_append_string (dpi, " ("); |
69afa80d | 4914 | |
743a99db | 4915 | d_print_mod_list (dpi, options, mods, 0); |
69afa80d | 4916 | |
bd6946d1 ILT |
4917 | if (need_paren) |
4918 | d_append_char (dpi, ')'); | |
4919 | } | |
69afa80d | 4920 | |
bd6946d1 ILT |
4921 | if (need_space) |
4922 | d_append_char (dpi, ' '); | |
051664b0 | 4923 | |
bd6946d1 | 4924 | d_append_char (dpi, '['); |
051664b0 | 4925 | |
bd6946d1 | 4926 | if (d_left (dc) != NULL) |
743a99db | 4927 | d_print_comp (dpi, options, d_left (dc)); |
69afa80d | 4928 | |
bd6946d1 ILT |
4929 | d_append_char (dpi, ']'); |
4930 | } | |
69afa80d | 4931 | |
bd6946d1 | 4932 | /* Print an operator in an expression. */ |
69afa80d | 4933 | |
bd6946d1 | 4934 | static void |
743a99db | 4935 | d_print_expr_op (struct d_print_info *dpi, int options, |
9486db4f | 4936 | const struct demangle_component *dc) |
bd6946d1 | 4937 | { |
5e777af5 | 4938 | if (dc->type == DEMANGLE_COMPONENT_OPERATOR) |
2d6c4025 ILT |
4939 | d_append_buffer (dpi, dc->u.s_operator.op->name, |
4940 | dc->u.s_operator.op->len); | |
bd6946d1 | 4941 | else |
743a99db | 4942 | d_print_comp (dpi, options, dc); |
69afa80d AS |
4943 | } |
4944 | ||
bd6946d1 | 4945 | /* Print a cast. */ |
69afa80d | 4946 | |
bd6946d1 | 4947 | static void |
743a99db | 4948 | d_print_cast (struct d_print_info *dpi, int options, |
9486db4f | 4949 | const struct demangle_component *dc) |
69afa80d | 4950 | { |
5e777af5 | 4951 | if (d_left (dc)->type != DEMANGLE_COMPONENT_TEMPLATE) |
743a99db | 4952 | d_print_comp (dpi, options, d_left (dc)); |
bd6946d1 ILT |
4953 | else |
4954 | { | |
81dc098b | 4955 | struct d_print_mod *hold_dpm; |
bd6946d1 | 4956 | struct d_print_template dpt; |
820555e6 | 4957 | |
bd6946d1 ILT |
4958 | /* It appears that for a templated cast operator, we need to put |
4959 | the template parameters in scope for the operator name, but | |
4960 | not for the parameters. The effect is that we need to handle | |
f26deb3d | 4961 | the template printing here. */ |
69afa80d | 4962 | |
81dc098b ILT |
4963 | hold_dpm = dpi->modifiers; |
4964 | dpi->modifiers = NULL; | |
4965 | ||
bd6946d1 ILT |
4966 | dpt.next = dpi->templates; |
4967 | dpi->templates = &dpt; | |
d7cf8390 | 4968 | dpt.template_decl = d_left (dc); |
820555e6 | 4969 | |
743a99db | 4970 | d_print_comp (dpi, options, d_left (d_left (dc))); |
820555e6 | 4971 | |
bd6946d1 | 4972 | dpi->templates = dpt.next; |
69afa80d | 4973 | |
a51753e4 ILT |
4974 | if (d_last_char (dpi) == '<') |
4975 | d_append_char (dpi, ' '); | |
bd6946d1 | 4976 | d_append_char (dpi, '<'); |
743a99db | 4977 | d_print_comp (dpi, options, d_right (d_left (dc))); |
bd6946d1 ILT |
4978 | /* Avoid generating two consecutive '>' characters, to avoid |
4979 | the C++ syntactic ambiguity. */ | |
a51753e4 | 4980 | if (d_last_char (dpi) == '>') |
bd6946d1 ILT |
4981 | d_append_char (dpi, ' '); |
4982 | d_append_char (dpi, '>'); | |
81dc098b ILT |
4983 | |
4984 | dpi->modifiers = hold_dpm; | |
69afa80d | 4985 | } |
bd6946d1 ILT |
4986 | } |
4987 | ||
4988 | /* Initialize the information structure we use to pass around | |
4989 | information. */ | |
4990 | ||
5e777af5 ILT |
4991 | CP_STATIC_IF_GLIBCPP_V3 |
4992 | void | |
9486db4f GDR |
4993 | cplus_demangle_init_info (const char *mangled, int options, size_t len, |
4994 | struct d_info *di) | |
69afa80d | 4995 | { |
bd6946d1 | 4996 | di->s = mangled; |
2d6c4025 | 4997 | di->send = mangled + len; |
bd6946d1 | 4998 | di->options = options; |
69afa80d | 4999 | |
bd6946d1 ILT |
5000 | di->n = mangled; |
5001 | ||
5002 | /* We can not need more components than twice the number of chars in | |
5003 | the mangled string. Most components correspond directly to | |
5004 | chars, but the ARGLIST types are exceptions. */ | |
5005 | di->num_comps = 2 * len; | |
bd6946d1 ILT |
5006 | di->next_comp = 0; |
5007 | ||
5008 | /* Similarly, we can not need more substitutions than there are | |
81dc098b ILT |
5009 | chars in the mangled string. */ |
5010 | di->num_subs = len; | |
bd6946d1 | 5011 | di->next_sub = 0; |
2d6c4025 | 5012 | di->did_subs = 0; |
bd6946d1 ILT |
5013 | |
5014 | di->last_name = NULL; | |
5015 | ||
2d6c4025 | 5016 | di->expansion = 0; |
69afa80d AS |
5017 | } |
5018 | ||
456cc5cf SB |
5019 | /* Internal implementation for the demangler. If MANGLED is a g++ v3 ABI |
5020 | mangled name, return strings in repeated callback giving the demangled | |
5021 | name. OPTIONS is the usual libiberty demangler options. On success, | |
5022 | this returns 1. On failure, returns 0. */ | |
69afa80d | 5023 | |
456cc5cf SB |
5024 | static int |
5025 | d_demangle_callback (const char *mangled, int options, | |
5026 | demangle_callbackref callback, void *opaque) | |
69afa80d | 5027 | { |
23b1a789 JK |
5028 | enum |
5029 | { | |
5030 | DCT_TYPE, | |
5031 | DCT_MANGLED, | |
5032 | DCT_GLOBAL_CTORS, | |
5033 | DCT_GLOBAL_DTORS | |
5034 | } | |
5035 | type; | |
bd6946d1 | 5036 | struct d_info di; |
5e777af5 | 5037 | struct demangle_component *dc; |
456cc5cf | 5038 | int status; |
bd6946d1 ILT |
5039 | |
5040 | if (mangled[0] == '_' && mangled[1] == 'Z') | |
23b1a789 | 5041 | type = DCT_MANGLED; |
bd6946d1 ILT |
5042 | else if (strncmp (mangled, "_GLOBAL_", 8) == 0 |
5043 | && (mangled[8] == '.' || mangled[8] == '_' || mangled[8] == '$') | |
5044 | && (mangled[9] == 'D' || mangled[9] == 'I') | |
5045 | && mangled[10] == '_') | |
23b1a789 | 5046 | type = mangled[9] == 'I' ? DCT_GLOBAL_CTORS : DCT_GLOBAL_DTORS; |
69afa80d AS |
5047 | else |
5048 | { | |
bd6946d1 | 5049 | if ((options & DMGL_TYPES) == 0) |
456cc5cf | 5050 | return 0; |
23b1a789 | 5051 | type = DCT_TYPE; |
69afa80d AS |
5052 | } |
5053 | ||
456cc5cf | 5054 | cplus_demangle_init_info (mangled, options, strlen (mangled), &di); |
051664b0 | 5055 | |
2d6c4025 ILT |
5056 | { |
5057 | #ifdef CP_DYNAMIC_ARRAYS | |
5e777af5 ILT |
5058 | __extension__ struct demangle_component comps[di.num_comps]; |
5059 | __extension__ struct demangle_component *subs[di.num_subs]; | |
2d6c4025 | 5060 | |
456cc5cf SB |
5061 | di.comps = comps; |
5062 | di.subs = subs; | |
2d6c4025 | 5063 | #else |
456cc5cf SB |
5064 | di.comps = alloca (di.num_comps * sizeof (*di.comps)); |
5065 | di.subs = alloca (di.num_subs * sizeof (*di.subs)); | |
2d6c4025 ILT |
5066 | #endif |
5067 | ||
23b1a789 JK |
5068 | switch (type) |
5069 | { | |
5070 | case DCT_TYPE: | |
5071 | dc = cplus_demangle_type (&di); | |
5072 | break; | |
5073 | case DCT_MANGLED: | |
5074 | dc = cplus_demangle_mangled_name (&di, 1); | |
5075 | break; | |
5076 | case DCT_GLOBAL_CTORS: | |
5077 | case DCT_GLOBAL_DTORS: | |
5078 | d_advance (&di, 11); | |
5079 | dc = d_make_comp (&di, | |
5080 | (type == DCT_GLOBAL_CTORS | |
5081 | ? DEMANGLE_COMPONENT_GLOBAL_CONSTRUCTORS | |
5082 | : DEMANGLE_COMPONENT_GLOBAL_DESTRUCTORS), | |
431f321f | 5083 | d_make_demangle_mangled_name (&di, d_str (&di)), |
23b1a789 JK |
5084 | NULL); |
5085 | d_advance (&di, strlen (d_str (&di))); | |
5086 | break; | |
5087 | } | |
bd6946d1 | 5088 | |
2d6c4025 ILT |
5089 | /* If DMGL_PARAMS is set, then if we didn't consume the entire |
5090 | mangled string, then we didn't successfully demangle it. If | |
5091 | DMGL_PARAMS is not set, we didn't look at the trailing | |
5092 | parameters. */ | |
5093 | if (((options & DMGL_PARAMS) != 0) && d_peek_char (&di) != '\0') | |
5094 | dc = NULL; | |
f26deb3d | 5095 | |
bd6946d1 | 5096 | #ifdef CP_DEMANGLE_DEBUG |
456cc5cf | 5097 | d_dump (dc, 0); |
bd6946d1 ILT |
5098 | #endif |
5099 | ||
456cc5cf SB |
5100 | status = (dc != NULL) |
5101 | ? cplus_demangle_print_callback (options, dc, callback, opaque) | |
5102 | : 0; | |
5103 | } | |
051664b0 | 5104 | |
456cc5cf SB |
5105 | return status; |
5106 | } | |
051664b0 | 5107 | |
456cc5cf SB |
5108 | /* Entry point for the demangler. If MANGLED is a g++ v3 ABI mangled |
5109 | name, return a buffer allocated with malloc holding the demangled | |
5110 | name. OPTIONS is the usual libiberty demangler options. On | |
5111 | success, this sets *PALC to the allocated size of the returned | |
5112 | buffer. On failure, this sets *PALC to 0 for a bad name, or 1 for | |
5113 | a memory allocation failure, and returns NULL. */ | |
2d6c4025 | 5114 | |
456cc5cf SB |
5115 | static char * |
5116 | d_demangle (const char *mangled, int options, size_t *palc) | |
5117 | { | |
5118 | struct d_growable_string dgs; | |
5119 | int status; | |
051664b0 | 5120 | |
456cc5cf SB |
5121 | d_growable_string_init (&dgs, 0); |
5122 | ||
5123 | status = d_demangle_callback (mangled, options, | |
5124 | d_growable_string_callback_adapter, &dgs); | |
5125 | if (status == 0) | |
5126 | { | |
5127 | free (dgs.buf); | |
5128 | *palc = 0; | |
5129 | return NULL; | |
5130 | } | |
5131 | ||
9b2adcdb | 5132 | *palc = dgs.allocation_failure ? 1 : dgs.alc; |
456cc5cf | 5133 | return dgs.buf; |
69afa80d AS |
5134 | } |
5135 | ||
bd7e6f2d | 5136 | #if defined(IN_LIBGCC2) || defined(IN_GLIBCPP_V3) |
bd6946d1 | 5137 | |
9486db4f | 5138 | extern char *__cxa_demangle (const char *, char *, size_t *, int *); |
051664b0 | 5139 | |
bd6946d1 ILT |
5140 | /* ia64 ABI-mandated entry point in the C++ runtime library for |
5141 | performing demangling. MANGLED_NAME is a NUL-terminated character | |
5142 | string containing the name to be demangled. | |
051664b0 AS |
5143 | |
5144 | OUTPUT_BUFFER is a region of memory, allocated with malloc, of | |
5145 | *LENGTH bytes, into which the demangled name is stored. If | |
5146 | OUTPUT_BUFFER is not long enough, it is expanded using realloc. | |
5147 | OUTPUT_BUFFER may instead be NULL; in that case, the demangled name | |
bd6946d1 | 5148 | is placed in a region of memory allocated with malloc. |
051664b0 | 5149 | |
456cc5cf | 5150 | If LENGTH is non-NULL, the length of the buffer containing the |
bd6946d1 | 5151 | demangled name, is placed in *LENGTH. |
051664b0 AS |
5152 | |
5153 | The return value is a pointer to the start of the NUL-terminated | |
5154 | demangled name, or NULL if the demangling fails. The caller is | |
bd6946d1 | 5155 | responsible for deallocating this memory using free. |
051664b0 AS |
5156 | |
5157 | *STATUS is set to one of the following values: | |
5158 | 0: The demangling operation succeeded. | |
bd6946d1 | 5159 | -1: A memory allocation failure occurred. |
051664b0 AS |
5160 | -2: MANGLED_NAME is not a valid name under the C++ ABI mangling rules. |
5161 | -3: One of the arguments is invalid. | |
5162 | ||
bd6946d1 | 5163 | The demangling is performed using the C++ ABI mangling rules, with |
051664b0 AS |
5164 | GNU extensions. */ |
5165 | ||
5166 | char * | |
9486db4f GDR |
5167 | __cxa_demangle (const char *mangled_name, char *output_buffer, |
5168 | size_t *length, int *status) | |
051664b0 | 5169 | { |
bd6946d1 ILT |
5170 | char *demangled; |
5171 | size_t alc; | |
051664b0 | 5172 | |
bd6946d1 ILT |
5173 | if (mangled_name == NULL) |
5174 | { | |
4a368ffd ILT |
5175 | if (status != NULL) |
5176 | *status = -3; | |
051664b0 AS |
5177 | return NULL; |
5178 | } | |
051664b0 | 5179 | |
bd6946d1 | 5180 | if (output_buffer != NULL && length == NULL) |
051664b0 | 5181 | { |
4a368ffd ILT |
5182 | if (status != NULL) |
5183 | *status = -3; | |
5184 | return NULL; | |
5185 | } | |
5186 | ||
dbd6ec2b | 5187 | demangled = d_demangle (mangled_name, DMGL_PARAMS | DMGL_TYPES, &alc); |
bd6946d1 ILT |
5188 | |
5189 | if (demangled == NULL) | |
051664b0 | 5190 | { |
4a368ffd ILT |
5191 | if (status != NULL) |
5192 | { | |
5193 | if (alc == 1) | |
5194 | *status = -1; | |
5195 | else | |
5196 | *status = -2; | |
5197 | } | |
051664b0 AS |
5198 | return NULL; |
5199 | } | |
bd6946d1 ILT |
5200 | |
5201 | if (output_buffer == NULL) | |
5202 | { | |
5203 | if (length != NULL) | |
5204 | *length = alc; | |
5205 | } | |
051664b0 | 5206 | else |
051664b0 | 5207 | { |
bd6946d1 ILT |
5208 | if (strlen (demangled) < *length) |
5209 | { | |
5210 | strcpy (output_buffer, demangled); | |
5211 | free (demangled); | |
5212 | demangled = output_buffer; | |
5213 | } | |
5214 | else | |
5215 | { | |
5216 | free (output_buffer); | |
5217 | *length = alc; | |
5218 | } | |
051664b0 | 5219 | } |
bd6946d1 | 5220 | |
4a368ffd ILT |
5221 | if (status != NULL) |
5222 | *status = 0; | |
bd6946d1 ILT |
5223 | |
5224 | return demangled; | |
051664b0 AS |
5225 | } |
5226 | ||
456cc5cf SB |
5227 | extern int __gcclibcxx_demangle_callback (const char *, |
5228 | void (*) | |
5229 | (const char *, size_t, void *), | |
5230 | void *); | |
5231 | ||
5232 | /* Alternative, allocationless entry point in the C++ runtime library | |
5233 | for performing demangling. MANGLED_NAME is a NUL-terminated character | |
5234 | string containing the name to be demangled. | |
5235 | ||
5236 | CALLBACK is a callback function, called with demangled string | |
5237 | segments as demangling progresses; it is called at least once, | |
5238 | but may be called more than once. OPAQUE is a generalized pointer | |
5239 | used as a callback argument. | |
5240 | ||
5241 | The return code is one of the following values, equivalent to | |
5242 | the STATUS values of __cxa_demangle() (excluding -1, since this | |
5243 | function performs no memory allocations): | |
5244 | 0: The demangling operation succeeded. | |
5245 | -2: MANGLED_NAME is not a valid name under the C++ ABI mangling rules. | |
5246 | -3: One of the arguments is invalid. | |
5247 | ||
5248 | The demangling is performed using the C++ ABI mangling rules, with | |
5249 | GNU extensions. */ | |
5250 | ||
5251 | int | |
5252 | __gcclibcxx_demangle_callback (const char *mangled_name, | |
5253 | void (*callback) (const char *, size_t, void *), | |
5254 | void *opaque) | |
5255 | { | |
5256 | int status; | |
5257 | ||
5258 | if (mangled_name == NULL || callback == NULL) | |
5259 | return -3; | |
5260 | ||
5261 | status = d_demangle_callback (mangled_name, DMGL_PARAMS | DMGL_TYPES, | |
5262 | callback, opaque); | |
5263 | if (status == 0) | |
5264 | return -2; | |
5265 | ||
5266 | return 0; | |
5267 | } | |
5268 | ||
bd7e6f2d | 5269 | #else /* ! (IN_LIBGCC2 || IN_GLIBCPP_V3) */ |
051664b0 | 5270 | |
bd6946d1 ILT |
5271 | /* Entry point for libiberty demangler. If MANGLED is a g++ v3 ABI |
5272 | mangled name, return a buffer allocated with malloc holding the | |
5273 | demangled name. Otherwise, return NULL. */ | |
69afa80d AS |
5274 | |
5275 | char * | |
456cc5cf | 5276 | cplus_demangle_v3 (const char *mangled, int options) |
69afa80d | 5277 | { |
bd6946d1 | 5278 | size_t alc; |
b5d1497d | 5279 | |
bd6946d1 | 5280 | return d_demangle (mangled, options, &alc); |
69afa80d AS |
5281 | } |
5282 | ||
456cc5cf SB |
5283 | int |
5284 | cplus_demangle_v3_callback (const char *mangled, int options, | |
5285 | demangle_callbackref callback, void *opaque) | |
5286 | { | |
5287 | return d_demangle_callback (mangled, options, callback, opaque); | |
5288 | } | |
5289 | ||
3b60dd8e BM |
5290 | /* Demangle a Java symbol. Java uses a subset of the V3 ABI C++ mangling |
5291 | conventions, but the output formatting is a little different. | |
456cc5cf SB |
5292 | This instructs the C++ demangler not to emit pointer characters ("*"), to |
5293 | use Java's namespace separator symbol ("." instead of "::"), and to output | |
5294 | JArray<TYPE> as TYPE[]. */ | |
3b60dd8e BM |
5295 | |
5296 | char * | |
456cc5cf | 5297 | java_demangle_v3 (const char *mangled) |
3b60dd8e | 5298 | { |
bd6946d1 | 5299 | size_t alc; |
3b60dd8e | 5300 | |
456cc5cf SB |
5301 | return d_demangle (mangled, DMGL_JAVA | DMGL_PARAMS | DMGL_RET_POSTFIX, &alc); |
5302 | } | |
a8f55e51 | 5303 | |
456cc5cf SB |
5304 | int |
5305 | java_demangle_v3_callback (const char *mangled, | |
5306 | demangle_callbackref callback, void *opaque) | |
5307 | { | |
5308 | return d_demangle_callback (mangled, | |
5309 | DMGL_JAVA | DMGL_PARAMS | DMGL_RET_POSTFIX, | |
5310 | callback, opaque); | |
3b60dd8e BM |
5311 | } |
5312 | ||
bd7e6f2d | 5313 | #endif /* IN_LIBGCC2 || IN_GLIBCPP_V3 */ |
051664b0 | 5314 | |
84326592 | 5315 | #ifndef IN_GLIBCPP_V3 |
bd6946d1 ILT |
5316 | |
5317 | /* Demangle a string in order to find out whether it is a constructor | |
5318 | or destructor. Return non-zero on success. Set *CTOR_KIND and | |
5319 | *DTOR_KIND appropriately. */ | |
5320 | ||
5321 | static int | |
9486db4f GDR |
5322 | is_ctor_or_dtor (const char *mangled, |
5323 | enum gnu_v3_ctor_kinds *ctor_kind, | |
5324 | enum gnu_v3_dtor_kinds *dtor_kind) | |
7dce2eff | 5325 | { |
bd6946d1 | 5326 | struct d_info di; |
5e777af5 | 5327 | struct demangle_component *dc; |
a51753e4 | 5328 | int ret; |
7dce2eff | 5329 | |
bd6946d1 ILT |
5330 | *ctor_kind = (enum gnu_v3_ctor_kinds) 0; |
5331 | *dtor_kind = (enum gnu_v3_dtor_kinds) 0; | |
5332 | ||
5e777af5 | 5333 | cplus_demangle_init_info (mangled, DMGL_GNU_V3, strlen (mangled), &di); |
7dce2eff | 5334 | |
2d6c4025 ILT |
5335 | { |
5336 | #ifdef CP_DYNAMIC_ARRAYS | |
5e777af5 ILT |
5337 | __extension__ struct demangle_component comps[di.num_comps]; |
5338 | __extension__ struct demangle_component *subs[di.num_subs]; | |
2d6c4025 | 5339 | |
456cc5cf SB |
5340 | di.comps = comps; |
5341 | di.subs = subs; | |
2d6c4025 | 5342 | #else |
456cc5cf SB |
5343 | di.comps = alloca (di.num_comps * sizeof (*di.comps)); |
5344 | di.subs = alloca (di.num_subs * sizeof (*di.subs)); | |
2d6c4025 | 5345 | #endif |
bd6946d1 | 5346 | |
5e777af5 | 5347 | dc = cplus_demangle_mangled_name (&di, 1); |
8d686df2 | 5348 | |
2d6c4025 ILT |
5349 | /* Note that because we did not pass DMGL_PARAMS, we don't expect |
5350 | to demangle the entire string. */ | |
7dce2eff | 5351 | |
2d6c4025 ILT |
5352 | ret = 0; |
5353 | while (dc != NULL) | |
5354 | { | |
5355 | switch (dc->type) | |
5356 | { | |
5357 | default: | |
5358 | dc = NULL; | |
5359 | break; | |
5e777af5 ILT |
5360 | case DEMANGLE_COMPONENT_TYPED_NAME: |
5361 | case DEMANGLE_COMPONENT_TEMPLATE: | |
5362 | case DEMANGLE_COMPONENT_RESTRICT_THIS: | |
5363 | case DEMANGLE_COMPONENT_VOLATILE_THIS: | |
5364 | case DEMANGLE_COMPONENT_CONST_THIS: | |
2d6c4025 ILT |
5365 | dc = d_left (dc); |
5366 | break; | |
5e777af5 ILT |
5367 | case DEMANGLE_COMPONENT_QUAL_NAME: |
5368 | case DEMANGLE_COMPONENT_LOCAL_NAME: | |
2d6c4025 ILT |
5369 | dc = d_right (dc); |
5370 | break; | |
5e777af5 | 5371 | case DEMANGLE_COMPONENT_CTOR: |
2d6c4025 ILT |
5372 | *ctor_kind = dc->u.s_ctor.kind; |
5373 | ret = 1; | |
5374 | dc = NULL; | |
5375 | break; | |
5e777af5 | 5376 | case DEMANGLE_COMPONENT_DTOR: |
2d6c4025 ILT |
5377 | *dtor_kind = dc->u.s_dtor.kind; |
5378 | ret = 1; | |
5379 | dc = NULL; | |
5380 | break; | |
5381 | } | |
5382 | } | |
2d6c4025 | 5383 | } |
a51753e4 ILT |
5384 | |
5385 | return ret; | |
7dce2eff JB |
5386 | } |
5387 | ||
bd6946d1 ILT |
5388 | /* Return whether NAME is the mangled form of a g++ V3 ABI constructor |
5389 | name. A non-zero return indicates the type of constructor. */ | |
7dce2eff | 5390 | |
7dce2eff | 5391 | enum gnu_v3_ctor_kinds |
9486db4f | 5392 | is_gnu_v3_mangled_ctor (const char *name) |
7dce2eff | 5393 | { |
bd6946d1 ILT |
5394 | enum gnu_v3_ctor_kinds ctor_kind; |
5395 | enum gnu_v3_dtor_kinds dtor_kind; | |
7dce2eff | 5396 | |
bd6946d1 | 5397 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
f08b7eee | 5398 | return (enum gnu_v3_ctor_kinds) 0; |
bd6946d1 | 5399 | return ctor_kind; |
7dce2eff JB |
5400 | } |
5401 | ||
5402 | ||
bd6946d1 ILT |
5403 | /* Return whether NAME is the mangled form of a g++ V3 ABI destructor |
5404 | name. A non-zero return indicates the type of destructor. */ | |
5405 | ||
7dce2eff | 5406 | enum gnu_v3_dtor_kinds |
9486db4f | 5407 | is_gnu_v3_mangled_dtor (const char *name) |
7dce2eff | 5408 | { |
bd6946d1 ILT |
5409 | enum gnu_v3_ctor_kinds ctor_kind; |
5410 | enum gnu_v3_dtor_kinds dtor_kind; | |
7dce2eff | 5411 | |
bd6946d1 | 5412 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
f08b7eee | 5413 | return (enum gnu_v3_dtor_kinds) 0; |
bd6946d1 | 5414 | return dtor_kind; |
7dce2eff JB |
5415 | } |
5416 | ||
bd6946d1 | 5417 | #endif /* IN_GLIBCPP_V3 */ |
7dce2eff | 5418 | |
69afa80d AS |
5419 | #ifdef STANDALONE_DEMANGLER |
5420 | ||
5421 | #include "getopt.h" | |
bd6946d1 ILT |
5422 | #include "dyn-string.h" |
5423 | ||
93079c81 | 5424 | static void print_usage (FILE* fp, int exit_value); |
69afa80d | 5425 | |
bd6946d1 ILT |
5426 | #define IS_ALPHA(CHAR) \ |
5427 | (((CHAR) >= 'a' && (CHAR) <= 'z') \ | |
5428 | || ((CHAR) >= 'A' && (CHAR) <= 'Z')) | |
69afa80d AS |
5429 | |
5430 | /* Non-zero if CHAR is a character than can occur in a mangled name. */ | |
3faa108c | 5431 | #define is_mangled_char(CHAR) \ |
31e0ab1f AS |
5432 | (IS_ALPHA (CHAR) || IS_DIGIT (CHAR) \ |
5433 | || (CHAR) == '_' || (CHAR) == '.' || (CHAR) == '$') | |
69afa80d AS |
5434 | |
5435 | /* The name of this program, as invoked. */ | |
5436 | const char* program_name; | |
5437 | ||
5438 | /* Prints usage summary to FP and then exits with EXIT_VALUE. */ | |
5439 | ||
5440 | static void | |
9486db4f | 5441 | print_usage (FILE* fp, int exit_value) |
69afa80d AS |
5442 | { |
5443 | fprintf (fp, "Usage: %s [options] [names ...]\n", program_name); | |
d01ce591 | 5444 | fprintf (fp, "Options:\n"); |
69afa80d | 5445 | fprintf (fp, " -h,--help Display this message.\n"); |
ad07f5e5 | 5446 | fprintf (fp, " -p,--no-params Don't display function parameters\n"); |
69afa80d AS |
5447 | fprintf (fp, " -v,--verbose Produce verbose demanglings.\n"); |
5448 | fprintf (fp, "If names are provided, they are demangled. Otherwise filters standard input.\n"); | |
5449 | ||
5450 | exit (exit_value); | |
5451 | } | |
5452 | ||
5453 | /* Option specification for getopt_long. */ | |
5e65297b | 5454 | static const struct option long_options[] = |
69afa80d | 5455 | { |
ad07f5e5 ILT |
5456 | { "help", no_argument, NULL, 'h' }, |
5457 | { "no-params", no_argument, NULL, 'p' }, | |
5458 | { "verbose", no_argument, NULL, 'v' }, | |
5459 | { NULL, no_argument, NULL, 0 }, | |
69afa80d AS |
5460 | }; |
5461 | ||
5462 | /* Main entry for a demangling filter executable. It will demangle | |
5463 | its command line arguments, if any. If none are provided, it will | |
5464 | filter stdin to stdout, replacing any recognized mangled C++ names | |
5465 | with their demangled equivalents. */ | |
5466 | ||
5467 | int | |
9486db4f | 5468 | main (int argc, char *argv[]) |
69afa80d | 5469 | { |
69afa80d AS |
5470 | int i; |
5471 | int opt_char; | |
bd6946d1 | 5472 | int options = DMGL_PARAMS | DMGL_ANSI | DMGL_TYPES; |
69afa80d AS |
5473 | |
5474 | /* Use the program name of this program, as invoked. */ | |
5475 | program_name = argv[0]; | |
5476 | ||
5477 | /* Parse options. */ | |
5478 | do | |
5479 | { | |
ad07f5e5 | 5480 | opt_char = getopt_long (argc, argv, "hpv", long_options, NULL); |
69afa80d AS |
5481 | switch (opt_char) |
5482 | { | |
5483 | case '?': /* Unrecognized option. */ | |
5484 | print_usage (stderr, 1); | |
5485 | break; | |
5486 | ||
5487 | case 'h': | |
5488 | print_usage (stdout, 0); | |
5489 | break; | |
5490 | ||
ad07f5e5 ILT |
5491 | case 'p': |
5492 | options &= ~ DMGL_PARAMS; | |
5493 | break; | |
5494 | ||
69afa80d | 5495 | case 'v': |
bd6946d1 | 5496 | options |= DMGL_VERBOSE; |
69afa80d AS |
5497 | break; |
5498 | } | |
5499 | } | |
5500 | while (opt_char != -1); | |
5501 | ||
5502 | if (optind == argc) | |
5503 | /* No command line arguments were provided. Filter stdin. */ | |
5504 | { | |
5505 | dyn_string_t mangled = dyn_string_new (3); | |
bd6946d1 | 5506 | char *s; |
69afa80d AS |
5507 | |
5508 | /* Read all of input. */ | |
5509 | while (!feof (stdin)) | |
5510 | { | |
bd6946d1 | 5511 | char c; |
69afa80d AS |
5512 | |
5513 | /* Pile characters into mangled until we hit one that can't | |
5514 | occur in a mangled name. */ | |
5515 | c = getchar (); | |
5516 | while (!feof (stdin) && is_mangled_char (c)) | |
5517 | { | |
5518 | dyn_string_append_char (mangled, c); | |
5519 | if (feof (stdin)) | |
5520 | break; | |
5521 | c = getchar (); | |
5522 | } | |
5523 | ||
bd6946d1 | 5524 | if (dyn_string_length (mangled) > 0) |
051664b0 | 5525 | { |
4a368ffd ILT |
5526 | #ifdef IN_GLIBCPP_V3 |
5527 | s = __cxa_demangle (dyn_string_buf (mangled), NULL, NULL, NULL); | |
5528 | #else | |
bd6946d1 | 5529 | s = cplus_demangle_v3 (dyn_string_buf (mangled), options); |
4a368ffd | 5530 | #endif |
bd6946d1 ILT |
5531 | |
5532 | if (s != NULL) | |
5533 | { | |
5534 | fputs (s, stdout); | |
5535 | free (s); | |
5536 | } | |
5537 | else | |
5538 | { | |
5539 | /* It might not have been a mangled name. Print the | |
5540 | original text. */ | |
5541 | fputs (dyn_string_buf (mangled), stdout); | |
5542 | } | |
5543 | ||
5544 | dyn_string_clear (mangled); | |
051664b0 | 5545 | } |
69afa80d AS |
5546 | |
5547 | /* If we haven't hit EOF yet, we've read one character that | |
5548 | can't occur in a mangled name, so print it out. */ | |
5549 | if (!feof (stdin)) | |
5550 | putchar (c); | |
69afa80d AS |
5551 | } |
5552 | ||
5553 | dyn_string_delete (mangled); | |
69afa80d AS |
5554 | } |
5555 | else | |
5556 | /* Demangle command line arguments. */ | |
5557 | { | |
69afa80d AS |
5558 | /* Loop over command line arguments. */ |
5559 | for (i = optind; i < argc; ++i) | |
5560 | { | |
bd6946d1 | 5561 | char *s; |
4a368ffd ILT |
5562 | #ifdef IN_GLIBCPP_V3 |
5563 | int status; | |
5564 | #endif | |
bd6946d1 | 5565 | |
69afa80d | 5566 | /* Attempt to demangle. */ |
4a368ffd ILT |
5567 | #ifdef IN_GLIBCPP_V3 |
5568 | s = __cxa_demangle (argv[i], NULL, NULL, &status); | |
5569 | #else | |
bd6946d1 | 5570 | s = cplus_demangle_v3 (argv[i], options); |
4a368ffd | 5571 | #endif |
69afa80d AS |
5572 | |
5573 | /* If it worked, print the demangled name. */ | |
bd6946d1 | 5574 | if (s != NULL) |
051664b0 | 5575 | { |
bd6946d1 ILT |
5576 | printf ("%s\n", s); |
5577 | free (s); | |
051664b0 | 5578 | } |
bd6946d1 | 5579 | else |
4a368ffd ILT |
5580 | { |
5581 | #ifdef IN_GLIBCPP_V3 | |
5582 | fprintf (stderr, "Failed: %s (status %d)\n", argv[i], status); | |
5583 | #else | |
5584 | fprintf (stderr, "Failed: %s\n", argv[i]); | |
5585 | #endif | |
5586 | } | |
69afa80d | 5587 | } |
69afa80d AS |
5588 | } |
5589 | ||
5590 | return 0; | |
5591 | } | |
5592 | ||
5593 | #endif /* STANDALONE_DEMANGLER */ |