]>
Commit | Line | Data |
---|---|---|
bd6946d1 ILT |
1 | /* Demangler for g++ V3 ABI. |
2 | Copyright (C) 2003 Free Software Foundation, Inc. | |
3 | Written by Ian Lance Taylor <ian@wasabisystems.com>. | |
69afa80d | 4 | |
2b81b2c9 | 5 | This file is part of the libiberty library, which is part of GCC. |
759e8187 | 6 | |
2b81b2c9 | 7 | This file is free software; you can redistribute it and/or modify |
69afa80d AS |
8 | it under the terms of the GNU General Public License as published by |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
b3dd43df MM |
12 | In addition to the permissions in the GNU General Public License, the |
13 | Free Software Foundation gives you unlimited permission to link the | |
14 | compiled version of this file into combinations with other programs, | |
15 | and to distribute those combinations without any restriction coming | |
16 | from the use of this file. (The General Public License restrictions | |
17 | do apply in other respects; for example, they cover modification of | |
18 | the file, and distribution when not linked into a combined | |
19 | executable.) | |
20 | ||
69afa80d AS |
21 | This program is distributed in the hope that it will be useful, |
22 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
23 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
24 | GNU General Public License for more details. | |
25 | ||
26 | You should have received a copy of the GNU General Public License | |
27 | along with this program; if not, write to the Free Software | |
28 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
29 | */ | |
30 | ||
69afa80d AS |
31 | #ifdef HAVE_CONFIG_H |
32 | #include "config.h" | |
33 | #endif | |
34 | ||
bd6946d1 | 35 | #include <stdio.h> |
8502a100 | 36 | |
69afa80d AS |
37 | #ifdef HAVE_STDLIB_H |
38 | #include <stdlib.h> | |
39 | #endif | |
69afa80d AS |
40 | #ifdef HAVE_STRING_H |
41 | #include <string.h> | |
42 | #endif | |
43 | ||
44 | #include "ansidecl.h" | |
45 | #include "libiberty.h" | |
7eb23b1f | 46 | #include "demangle.h" |
69afa80d | 47 | |
bd6946d1 ILT |
48 | /* This code implements a demangler for the g++ V3 ABI. The ABI is |
49 | described on this web page: | |
50 | http://www.codesourcery.com/cxx-abi/abi.html#mangling | |
69afa80d | 51 | |
bd6946d1 ILT |
52 | This code was written while looking at the demangler written by |
53 | Alex Samuel <samuel@codesourcery.com>. | |
54 | ||
55 | This code first pulls the mangled name apart into a list of | |
56 | components, and then walks the list generating the demangled | |
57 | name. */ | |
58 | ||
59 | /* Avoid pulling in the ctype tables for this simple usage. */ | |
60 | #define IS_DIGIT(c) ((c) >= '0' && (c) <= '9') | |
051664b0 | 61 | |
31e0ab1f AS |
62 | /* The prefix prepended by GCC to an identifier represnting the |
63 | anonymous namespace. */ | |
64 | #define ANONYMOUS_NAMESPACE_PREFIX "_GLOBAL_" | |
bd6946d1 ILT |
65 | #define ANONYMOUS_NAMESPACE_PREFIX_LEN \ |
66 | (sizeof (ANONYMOUS_NAMESPACE_PREFIX) - 1) | |
31e0ab1f | 67 | |
bd6946d1 | 68 | /* Information we keep for operators. */ |
69afa80d | 69 | |
bd6946d1 | 70 | struct d_operator_info |
69afa80d | 71 | { |
bd6946d1 ILT |
72 | /* Mangled name. */ |
73 | const char *code; | |
74 | /* Real name. */ | |
75 | const char *name; | |
76 | /* Number of arguments. */ | |
77 | int args; | |
78 | }; | |
0870bfd6 | 79 | |
bd6946d1 | 80 | /* How to print the value of a builtin type. */ |
0870bfd6 | 81 | |
bd6946d1 ILT |
82 | enum d_builtin_type_print |
83 | { | |
84 | /* Print as (type)val. */ | |
85 | D_PRINT_DEFAULT, | |
86 | /* Print as integer. */ | |
87 | D_PRINT_INT, | |
88 | /* Print as long, with trailing `l'. */ | |
89 | D_PRINT_LONG, | |
90 | /* Print as bool. */ | |
91 | D_PRINT_BOOL, | |
92 | /* Print in usual way, but here to detect void. */ | |
93 | D_PRINT_VOID | |
69afa80d AS |
94 | }; |
95 | ||
bd6946d1 | 96 | /* Information we keep for a builtin type. */ |
69afa80d | 97 | |
bd6946d1 | 98 | struct d_builtin_type_info |
69afa80d | 99 | { |
bd6946d1 ILT |
100 | /* Type name. */ |
101 | const char *name; | |
102 | /* Type name when using Java. */ | |
103 | const char *java_name; | |
104 | /* How to print a value of this type. */ | |
105 | enum d_builtin_type_print print; | |
106 | }; | |
69afa80d | 107 | |
bd6946d1 ILT |
108 | /* Component types found in mangled names. */ |
109 | ||
110 | enum d_comp_type | |
111 | { | |
112 | /* A name. */ | |
113 | D_COMP_NAME, | |
114 | /* A qualified name. */ | |
115 | D_COMP_QUAL_NAME, | |
116 | /* A typed name. */ | |
117 | D_COMP_TYPED_NAME, | |
118 | /* A template. */ | |
119 | D_COMP_TEMPLATE, | |
120 | /* A template parameter. */ | |
121 | D_COMP_TEMPLATE_PARAM, | |
122 | /* A constructor. */ | |
123 | D_COMP_CTOR, | |
124 | /* A destructor. */ | |
125 | D_COMP_DTOR, | |
126 | /* A vtable. */ | |
127 | D_COMP_VTABLE, | |
128 | /* A VTT structure. */ | |
129 | D_COMP_VTT, | |
130 | /* A construction vtable. */ | |
131 | D_COMP_CONSTRUCTION_VTABLE, | |
132 | /* A typeinfo structure. */ | |
133 | D_COMP_TYPEINFO, | |
134 | /* A typeinfo name. */ | |
135 | D_COMP_TYPEINFO_NAME, | |
136 | /* A typeinfo function. */ | |
137 | D_COMP_TYPEINFO_FN, | |
138 | /* A thunk. */ | |
139 | D_COMP_THUNK, | |
140 | /* A virtual thunk. */ | |
141 | D_COMP_VIRTUAL_THUNK, | |
142 | /* A covariant thunk. */ | |
143 | D_COMP_COVARIANT_THUNK, | |
144 | /* A Java class. */ | |
145 | D_COMP_JAVA_CLASS, | |
146 | /* A guard variable. */ | |
147 | D_COMP_GUARD, | |
148 | /* A reference temporary. */ | |
149 | D_COMP_REFTEMP, | |
150 | /* A standard substitution. */ | |
151 | D_COMP_SUB_STD, | |
152 | /* The restrict qualifier. */ | |
153 | D_COMP_RESTRICT, | |
154 | /* The volatile qualifier. */ | |
155 | D_COMP_VOLATILE, | |
156 | /* The const qualifier. */ | |
157 | D_COMP_CONST, | |
158 | /* A vendor qualifier. */ | |
159 | D_COMP_VENDOR_TYPE_QUAL, | |
160 | /* A pointer. */ | |
161 | D_COMP_POINTER, | |
162 | /* A reference. */ | |
163 | D_COMP_REFERENCE, | |
164 | /* A complex type. */ | |
165 | D_COMP_COMPLEX, | |
166 | /* An imaginary type. */ | |
167 | D_COMP_IMAGINARY, | |
168 | /* A builtin type. */ | |
169 | D_COMP_BUILTIN_TYPE, | |
170 | /* A vendor's builtin type. */ | |
171 | D_COMP_VENDOR_TYPE, | |
172 | /* A function type. */ | |
173 | D_COMP_FUNCTION_TYPE, | |
174 | /* An array type. */ | |
175 | D_COMP_ARRAY_TYPE, | |
176 | /* A pointer to member type. */ | |
177 | D_COMP_PTRMEM_TYPE, | |
178 | /* An argument list. */ | |
179 | D_COMP_ARGLIST, | |
180 | /* A template argument list. */ | |
181 | D_COMP_TEMPLATE_ARGLIST, | |
182 | /* An operator. */ | |
183 | D_COMP_OPERATOR, | |
184 | /* An extended operator. */ | |
185 | D_COMP_EXTENDED_OPERATOR, | |
186 | /* A typecast. */ | |
187 | D_COMP_CAST, | |
188 | /* A unary expression. */ | |
189 | D_COMP_UNARY, | |
190 | /* A binary expression. */ | |
191 | D_COMP_BINARY, | |
192 | /* Arguments to a binary expression. */ | |
193 | D_COMP_BINARY_ARGS, | |
194 | /* A trinary expression. */ | |
195 | D_COMP_TRINARY, | |
196 | /* Arguments to a trinary expression. */ | |
197 | D_COMP_TRINARY_ARG1, | |
198 | D_COMP_TRINARY_ARG2, | |
199 | /* A literal. */ | |
200 | D_COMP_LITERAL | |
69afa80d AS |
201 | }; |
202 | ||
bd6946d1 | 203 | /* A component of the mangled name. */ |
69afa80d | 204 | |
bd6946d1 | 205 | struct d_comp |
69afa80d | 206 | { |
bd6946d1 ILT |
207 | /* The type of this component. */ |
208 | enum d_comp_type type; | |
209 | union | |
210 | { | |
211 | /* For D_COMP_NAME. */ | |
212 | struct | |
213 | { | |
214 | /* A pointer to the name (not NULL terminated) and it's | |
215 | length. */ | |
216 | const char *s; | |
217 | int len; | |
218 | } s_name; | |
69afa80d | 219 | |
bd6946d1 ILT |
220 | /* For D_COMP_OPERATOR. */ |
221 | struct | |
222 | { | |
223 | /* Operator. */ | |
224 | const struct d_operator_info *op; | |
225 | } s_operator; | |
69afa80d | 226 | |
bd6946d1 ILT |
227 | /* For D_COMP_EXTENDED_OPERATOR. */ |
228 | struct | |
229 | { | |
230 | /* Number of arguments. */ | |
231 | int args; | |
232 | /* Name. */ | |
233 | struct d_comp *name; | |
234 | } s_extended_operator; | |
69afa80d | 235 | |
bd6946d1 ILT |
236 | /* For D_COMP_CTOR. */ |
237 | struct | |
238 | { | |
239 | enum gnu_v3_ctor_kinds kind; | |
240 | struct d_comp *name; | |
241 | } s_ctor; | |
69afa80d | 242 | |
bd6946d1 ILT |
243 | /* For D_COMP_DTOR. */ |
244 | struct | |
245 | { | |
246 | enum gnu_v3_dtor_kinds kind; | |
247 | struct d_comp *name; | |
248 | } s_dtor; | |
69afa80d | 249 | |
bd6946d1 ILT |
250 | /* For D_COMP_BUILTIN_TYPE. */ |
251 | struct | |
252 | { | |
253 | const struct d_builtin_type_info *type; | |
254 | } s_builtin; | |
255 | ||
256 | /* For D_COMP_SUB_STD. */ | |
257 | struct | |
258 | { | |
259 | const char* string; | |
260 | } s_string; | |
69afa80d | 261 | |
bd6946d1 ILT |
262 | /* For D_COMP_TEMPLATE_PARAM. */ |
263 | struct | |
264 | { | |
265 | long number; | |
266 | } s_number; | |
69afa80d | 267 | |
bd6946d1 ILT |
268 | /* For other types. */ |
269 | struct | |
270 | { | |
271 | struct d_comp *left; | |
272 | struct d_comp *right; | |
273 | } s_binary; | |
69afa80d | 274 | |
bd6946d1 ILT |
275 | } u; |
276 | }; | |
69afa80d | 277 | |
bd6946d1 ILT |
278 | #define d_left(dc) ((dc)->u.s_binary.left) |
279 | #define d_right(dc) ((dc)->u.s_binary.right) | |
280 | ||
281 | /* The information structure we pass around. */ | |
282 | ||
283 | struct d_info | |
284 | { | |
285 | /* The string we are demangling. */ | |
286 | const char *s; | |
287 | /* The options passed to the demangler. */ | |
288 | int options; | |
289 | /* The next character in the string to consider. */ | |
290 | const char *n; | |
291 | /* The array of components. */ | |
292 | struct d_comp *comps; | |
293 | /* The index of the next available component. */ | |
294 | int next_comp; | |
295 | /* The number of available component structures. */ | |
296 | int num_comps; | |
297 | /* The array of substitutions. */ | |
298 | struct d_comp **subs; | |
299 | /* The index of the next substitution. */ | |
300 | int next_sub; | |
301 | /* The number of available entries in the subs array. */ | |
302 | int num_subs; | |
303 | /* The last name we saw, for constructors and destructors. */ | |
304 | struct d_comp *last_name; | |
305 | }; | |
69afa80d | 306 | |
bd6946d1 ILT |
307 | #define d_peek_char(di) (*((di)->n)) |
308 | #define d_peek_next_char(di) ((di)->n[1]) | |
309 | #define d_advance(di, i) ((di)->n += (i)) | |
310 | #define d_next_char(di) (*((di)->n++)) | |
311 | #define d_str(di) ((di)->n) | |
69afa80d | 312 | |
bd6946d1 | 313 | /* A list of templates. This is used while printing. */ |
69afa80d | 314 | |
bd6946d1 ILT |
315 | struct d_print_template |
316 | { | |
317 | /* Next template on the list. */ | |
318 | struct d_print_template *next; | |
319 | /* This template. */ | |
320 | const struct d_comp *template; | |
321 | }; | |
69afa80d | 322 | |
bd6946d1 | 323 | /* A list of type modifiers. This is used while printing. */ |
69afa80d | 324 | |
bd6946d1 ILT |
325 | struct d_print_mod |
326 | { | |
327 | /* Next modifier on the list. These are in the reverse of the order | |
328 | in which they appeared in the mangled string. */ | |
329 | struct d_print_mod *next; | |
330 | /* The modifier. */ | |
331 | const struct d_comp *mod; | |
332 | /* Whether this modifier was printed. */ | |
333 | int printed; | |
81dc098b ILT |
334 | /* The list of templates which applies to this modifier. */ |
335 | struct d_print_template *templates; | |
bd6946d1 | 336 | }; |
69afa80d | 337 | |
bd6946d1 ILT |
338 | /* We use this structure to hold information during printing. */ |
339 | ||
340 | struct d_print_info | |
341 | { | |
342 | /* The options passed to the demangler. */ | |
343 | int options; | |
344 | /* Buffer holding the result. */ | |
345 | char *buf; | |
346 | /* Current length of data in buffer. */ | |
347 | size_t len; | |
348 | /* Allocated size of buffer. */ | |
349 | size_t alc; | |
350 | /* The current list of templates, if any. */ | |
351 | struct d_print_template *templates; | |
352 | /* The current list of modifiers (e.g., pointer, reference, etc.), | |
353 | if any. */ | |
354 | struct d_print_mod *modifiers; | |
355 | /* Set to 1 if we had a memory allocation failure. */ | |
356 | int allocation_failure; | |
357 | }; | |
7dce2eff | 358 | |
bd6946d1 | 359 | #define d_print_saw_error(dpi) ((dpi)->buf == NULL) |
7dce2eff | 360 | |
bd6946d1 ILT |
361 | #define d_append_char(dpi, c) \ |
362 | do \ | |
363 | { \ | |
364 | if ((dpi)->buf != NULL && (dpi)->len < (dpi)->alc) \ | |
365 | (dpi)->buf[(dpi)->len++] = (c); \ | |
366 | else \ | |
367 | d_print_append_char ((dpi), (c)); \ | |
368 | } \ | |
369 | while (0) | |
7dce2eff | 370 | |
bd6946d1 ILT |
371 | #define d_append_buffer(dpi, s, l) \ |
372 | do \ | |
373 | { \ | |
374 | if ((dpi)->buf != NULL && (dpi)->len + (l) <= (dpi)->alc) \ | |
375 | { \ | |
376 | memcpy ((dpi)->buf + (dpi)->len, (s), (l)); \ | |
377 | (dpi)->len += l; \ | |
378 | } \ | |
379 | else \ | |
380 | d_print_append_buffer ((dpi), (s), (l)); \ | |
381 | } \ | |
382 | while (0) | |
69afa80d | 383 | |
bd6946d1 ILT |
384 | #define d_append_string(dpi, s) \ |
385 | do \ | |
386 | { \ | |
387 | size_t d_append_string_len = strlen (s); \ | |
388 | d_append_buffer ((dpi), (s), d_append_string_len); \ | |
389 | } \ | |
051664b0 | 390 | while (0) |
69afa80d | 391 | |
69afa80d | 392 | #ifdef CP_DEMANGLE_DEBUG |
bd6946d1 | 393 | static void d_dump PARAMS ((struct d_comp *, int)); |
69afa80d | 394 | #endif |
bd6946d1 ILT |
395 | static struct d_comp *d_make_empty PARAMS ((struct d_info *, |
396 | enum d_comp_type)); | |
397 | static struct d_comp *d_make_comp PARAMS ((struct d_info *, enum d_comp_type, | |
398 | struct d_comp *, struct d_comp *)); | |
399 | static struct d_comp *d_make_name PARAMS ((struct d_info *, const char *, | |
400 | int)); | |
401 | static struct d_comp *d_make_builtin_type PARAMS ((struct d_info *, | |
402 | const struct d_builtin_type_info *)); | |
403 | static struct d_comp *d_make_operator PARAMS ((struct d_info *, | |
404 | const struct d_operator_info *)); | |
405 | static struct d_comp *d_make_extended_operator PARAMS ((struct d_info *, | |
406 | int, | |
407 | struct d_comp *)); | |
408 | static struct d_comp *d_make_ctor PARAMS ((struct d_info *, | |
409 | enum gnu_v3_ctor_kinds, | |
410 | struct d_comp *)); | |
411 | static struct d_comp *d_make_dtor PARAMS ((struct d_info *, | |
412 | enum gnu_v3_dtor_kinds, | |
413 | struct d_comp *)); | |
414 | static struct d_comp *d_make_template_param PARAMS ((struct d_info *, long)); | |
415 | static struct d_comp *d_make_sub PARAMS ((struct d_info *, const char *)); | |
81dc098b | 416 | static struct d_comp *d_mangled_name PARAMS ((struct d_info *, int)); |
bd6946d1 ILT |
417 | static int has_return_type PARAMS ((struct d_comp *)); |
418 | static int is_ctor_dtor_or_conversion PARAMS ((struct d_comp *)); | |
ad07f5e5 | 419 | static struct d_comp *d_encoding PARAMS ((struct d_info *, int)); |
bd6946d1 ILT |
420 | static struct d_comp *d_name PARAMS ((struct d_info *)); |
421 | static struct d_comp *d_nested_name PARAMS ((struct d_info *)); | |
422 | static struct d_comp *d_prefix PARAMS ((struct d_info *)); | |
423 | static struct d_comp *d_unqualified_name PARAMS ((struct d_info *)); | |
424 | static struct d_comp *d_source_name PARAMS ((struct d_info *)); | |
425 | static long d_number PARAMS ((struct d_info *)); | |
426 | static struct d_comp *d_identifier PARAMS ((struct d_info *, int)); | |
427 | static struct d_comp *d_operator_name PARAMS ((struct d_info *)); | |
428 | static struct d_comp *d_special_name PARAMS ((struct d_info *)); | |
429 | static int d_call_offset PARAMS ((struct d_info *, int)); | |
430 | static struct d_comp *d_ctor_dtor_name PARAMS ((struct d_info *)); | |
431 | static struct d_comp *d_type PARAMS ((struct d_info *)); | |
432 | static struct d_comp **d_cv_qualifiers PARAMS ((struct d_info *, | |
433 | struct d_comp **)); | |
434 | static struct d_comp *d_function_type PARAMS ((struct d_info *)); | |
435 | static struct d_comp *d_bare_function_type PARAMS ((struct d_info *, int)); | |
436 | static struct d_comp *d_class_enum_type PARAMS ((struct d_info *)); | |
437 | static struct d_comp *d_array_type PARAMS ((struct d_info *)); | |
438 | static struct d_comp *d_pointer_to_member_type PARAMS ((struct d_info *)); | |
439 | static struct d_comp *d_template_param PARAMS ((struct d_info *)); | |
440 | static struct d_comp *d_template_args PARAMS ((struct d_info *)); | |
441 | static struct d_comp *d_template_arg PARAMS ((struct d_info *)); | |
442 | static struct d_comp *d_expression PARAMS ((struct d_info *)); | |
443 | static struct d_comp *d_expr_primary PARAMS ((struct d_info *)); | |
444 | static struct d_comp *d_local_name PARAMS ((struct d_info *)); | |
445 | static int d_discriminator PARAMS ((struct d_info *)); | |
446 | static int d_add_substitution PARAMS ((struct d_info *, struct d_comp *)); | |
447 | static struct d_comp *d_substitution PARAMS ((struct d_info *)); | |
448 | static void d_print_resize PARAMS ((struct d_print_info *, size_t)); | |
449 | static void d_print_append_char PARAMS ((struct d_print_info *, int)); | |
450 | static void d_print_append_buffer PARAMS ((struct d_print_info *, const char *, | |
451 | size_t)); | |
452 | static void d_print_error PARAMS ((struct d_print_info *)); | |
453 | static char *d_print PARAMS ((int, const struct d_comp *, size_t *)); | |
454 | static void d_print_comp PARAMS ((struct d_print_info *, | |
455 | const struct d_comp *)); | |
456 | static void d_print_identifier PARAMS ((struct d_print_info *, const char *, | |
457 | int)); | |
458 | static void d_print_mod_list PARAMS ((struct d_print_info *, | |
459 | struct d_print_mod *)); | |
460 | static void d_print_mod PARAMS ((struct d_print_info *, | |
461 | const struct d_comp *)); | |
462 | static void d_print_function_type PARAMS ((struct d_print_info *, | |
463 | const struct d_comp *, | |
464 | struct d_print_mod *)); | |
465 | static void d_print_array_type PARAMS ((struct d_print_info *, | |
466 | const struct d_comp *, | |
467 | struct d_print_mod *)); | |
468 | static void d_print_expr_op PARAMS ((struct d_print_info *, | |
469 | const struct d_comp *)); | |
470 | static void d_print_cast PARAMS ((struct d_print_info *, | |
471 | const struct d_comp *)); | |
472 | static int d_init_info PARAMS ((const char *, int, size_t, struct d_info *)); | |
473 | static char *d_demangle PARAMS ((const char *, int, size_t *)); | |
474 | ||
69afa80d | 475 | #ifdef CP_DEMANGLE_DEBUG |
bd6946d1 ILT |
476 | |
477 | static void | |
478 | d_dump (dc, indent) | |
479 | struct d_comp *dc; | |
480 | int indent; | |
69afa80d AS |
481 | { |
482 | int i; | |
69afa80d | 483 | |
bd6946d1 ILT |
484 | if (dc == NULL) |
485 | return; | |
486 | ||
487 | for (i = 0; i < indent; ++i) | |
488 | putchar (' '); | |
489 | ||
490 | switch (dc->type) | |
491 | { | |
492 | case D_COMP_NAME: | |
493 | printf ("name '%.*s'\n", dc->u.s_name.len, dc->u.s_name.s); | |
494 | return; | |
495 | case D_COMP_TEMPLATE_PARAM: | |
496 | printf ("template parameter %ld\n", dc->u.s_number.number); | |
497 | return; | |
498 | case D_COMP_CTOR: | |
499 | printf ("constructor %d\n", (int) dc->u.s_ctor.kind); | |
500 | d_dump (dc->u.s_ctor.name, indent + 2); | |
501 | return; | |
502 | case D_COMP_DTOR: | |
503 | printf ("destructor %d\n", (int) dc->u.s_dtor.kind); | |
504 | d_dump (dc->u.s_dtor.name, indent + 2); | |
505 | return; | |
506 | case D_COMP_SUB_STD: | |
507 | printf ("standard substitution %s\n", dc->u.s_string.string); | |
508 | return; | |
509 | case D_COMP_BUILTIN_TYPE: | |
510 | printf ("builtin type %s\n", dc->u.s_builtin.type->name); | |
511 | return; | |
512 | case D_COMP_OPERATOR: | |
513 | printf ("operator %s\n", dc->u.s_operator.op->name); | |
514 | return; | |
515 | case D_COMP_EXTENDED_OPERATOR: | |
516 | printf ("extended operator with %d args\n", | |
517 | dc->u.s_extended_operator.args); | |
518 | d_dump (dc->u.s_extended_operator.name, indent + 2); | |
519 | return; | |
520 | ||
521 | case D_COMP_QUAL_NAME: | |
522 | printf ("qualified name\n"); | |
523 | break; | |
524 | case D_COMP_TYPED_NAME: | |
525 | printf ("typed name\n"); | |
526 | break; | |
527 | case D_COMP_TEMPLATE: | |
528 | printf ("template\n"); | |
529 | break; | |
530 | case D_COMP_VTABLE: | |
531 | printf ("vtable\n"); | |
532 | break; | |
533 | case D_COMP_VTT: | |
534 | printf ("VTT\n"); | |
535 | break; | |
536 | case D_COMP_CONSTRUCTION_VTABLE: | |
537 | printf ("construction vtable\n"); | |
538 | break; | |
539 | case D_COMP_TYPEINFO: | |
540 | printf ("typeinfo\n"); | |
541 | break; | |
542 | case D_COMP_TYPEINFO_NAME: | |
543 | printf ("typeinfo name\n"); | |
544 | break; | |
545 | case D_COMP_TYPEINFO_FN: | |
546 | printf ("typeinfo function\n"); | |
547 | break; | |
548 | case D_COMP_THUNK: | |
549 | printf ("thunk\n"); | |
550 | break; | |
551 | case D_COMP_VIRTUAL_THUNK: | |
552 | printf ("virtual thunk\n"); | |
553 | break; | |
554 | case D_COMP_COVARIANT_THUNK: | |
555 | printf ("covariant thunk\n"); | |
556 | break; | |
557 | case D_COMP_JAVA_CLASS: | |
558 | printf ("java class\n"); | |
559 | break; | |
560 | case D_COMP_GUARD: | |
561 | printf ("guard\n"); | |
562 | break; | |
563 | case D_COMP_REFTEMP: | |
564 | printf ("reference temporary\n"); | |
565 | break; | |
566 | case D_COMP_RESTRICT: | |
567 | printf ("restrict\n"); | |
568 | break; | |
569 | case D_COMP_VOLATILE: | |
570 | printf ("volatile\n"); | |
571 | break; | |
572 | case D_COMP_CONST: | |
573 | printf ("const\n"); | |
574 | break; | |
575 | case D_COMP_VENDOR_TYPE_QUAL: | |
576 | printf ("vendor type qualifier\n"); | |
577 | break; | |
578 | case D_COMP_POINTER: | |
579 | printf ("pointer\n"); | |
580 | break; | |
581 | case D_COMP_REFERENCE: | |
582 | printf ("reference\n"); | |
583 | break; | |
584 | case D_COMP_COMPLEX: | |
585 | printf ("complex\n"); | |
586 | break; | |
587 | case D_COMP_IMAGINARY: | |
588 | printf ("imaginary\n"); | |
589 | break; | |
590 | case D_COMP_VENDOR_TYPE: | |
591 | printf ("vendor type\n"); | |
592 | break; | |
593 | case D_COMP_FUNCTION_TYPE: | |
594 | printf ("function type\n"); | |
595 | break; | |
596 | case D_COMP_ARRAY_TYPE: | |
597 | printf ("array type\n"); | |
598 | break; | |
599 | case D_COMP_PTRMEM_TYPE: | |
600 | printf ("pointer to member type\n"); | |
601 | break; | |
602 | case D_COMP_ARGLIST: | |
603 | printf ("argument list\n"); | |
604 | break; | |
605 | case D_COMP_TEMPLATE_ARGLIST: | |
606 | printf ("template argument list\n"); | |
607 | break; | |
608 | case D_COMP_CAST: | |
609 | printf ("cast\n"); | |
610 | break; | |
611 | case D_COMP_UNARY: | |
612 | printf ("unary operator\n"); | |
613 | break; | |
614 | case D_COMP_BINARY: | |
615 | printf ("binary operator\n"); | |
616 | break; | |
617 | case D_COMP_BINARY_ARGS: | |
618 | printf ("binary operator arguments\n"); | |
619 | break; | |
620 | case D_COMP_TRINARY: | |
621 | printf ("trinary operator\n"); | |
622 | break; | |
623 | case D_COMP_TRINARY_ARG1: | |
624 | printf ("trinary operator arguments 1\n"); | |
625 | break; | |
626 | case D_COMP_TRINARY_ARG2: | |
627 | printf ("trinary operator arguments 1\n"); | |
628 | break; | |
629 | case D_COMP_LITERAL: | |
630 | printf ("literal\n"); | |
631 | break; | |
69afa80d AS |
632 | } |
633 | ||
bd6946d1 ILT |
634 | d_dump (d_left (dc), indent + 2); |
635 | d_dump (d_right (dc), indent + 2); | |
636 | } | |
637 | ||
638 | #endif /* CP_DEMANGLE_DEBUG */ | |
639 | ||
640 | /* Add a new component. */ | |
641 | ||
642 | static struct d_comp * | |
643 | d_make_empty (di, type) | |
644 | struct d_info *di; | |
645 | enum d_comp_type type; | |
646 | { | |
647 | struct d_comp *p; | |
648 | ||
649 | if (di->next_comp >= di->num_comps) | |
650 | return NULL; | |
651 | p = &di->comps[di->next_comp]; | |
652 | p->type = type; | |
653 | ++di->next_comp; | |
654 | return p; | |
655 | } | |
656 | ||
657 | /* Add a new generic component. */ | |
658 | ||
659 | static struct d_comp * | |
660 | d_make_comp (di, type, left, right) | |
661 | struct d_info *di; | |
662 | enum d_comp_type type; | |
663 | struct d_comp *left; | |
664 | struct d_comp *right; | |
665 | { | |
666 | struct d_comp *p; | |
667 | ||
668 | /* We check for errors here. A typical error would be a NULL return | |
81dc098b ILT |
669 | from a subroutine. We catch those here, and return NULL |
670 | upward. */ | |
bd6946d1 ILT |
671 | switch (type) |
672 | { | |
673 | /* These types require two parameters. */ | |
674 | case D_COMP_QUAL_NAME: | |
675 | case D_COMP_TYPED_NAME: | |
676 | case D_COMP_TEMPLATE: | |
677 | case D_COMP_VENDOR_TYPE_QUAL: | |
678 | case D_COMP_PTRMEM_TYPE: | |
679 | case D_COMP_UNARY: | |
680 | case D_COMP_BINARY: | |
681 | case D_COMP_BINARY_ARGS: | |
682 | case D_COMP_TRINARY: | |
683 | case D_COMP_TRINARY_ARG1: | |
684 | case D_COMP_TRINARY_ARG2: | |
685 | case D_COMP_LITERAL: | |
686 | if (left == NULL || right == NULL) | |
687 | return NULL; | |
688 | break; | |
689 | ||
690 | /* These types only require one parameter. */ | |
691 | case D_COMP_VTABLE: | |
692 | case D_COMP_VTT: | |
693 | case D_COMP_CONSTRUCTION_VTABLE: | |
694 | case D_COMP_TYPEINFO: | |
695 | case D_COMP_TYPEINFO_NAME: | |
696 | case D_COMP_TYPEINFO_FN: | |
697 | case D_COMP_THUNK: | |
698 | case D_COMP_VIRTUAL_THUNK: | |
699 | case D_COMP_COVARIANT_THUNK: | |
700 | case D_COMP_JAVA_CLASS: | |
701 | case D_COMP_GUARD: | |
702 | case D_COMP_REFTEMP: | |
703 | case D_COMP_POINTER: | |
704 | case D_COMP_REFERENCE: | |
705 | case D_COMP_COMPLEX: | |
706 | case D_COMP_IMAGINARY: | |
707 | case D_COMP_VENDOR_TYPE: | |
708 | case D_COMP_ARGLIST: | |
709 | case D_COMP_TEMPLATE_ARGLIST: | |
710 | case D_COMP_CAST: | |
711 | if (left == NULL) | |
712 | return NULL; | |
713 | break; | |
714 | ||
715 | /* This needs a right parameter, but the left parameter can be | |
716 | empty. */ | |
717 | case D_COMP_ARRAY_TYPE: | |
718 | if (right == NULL) | |
719 | return NULL; | |
720 | break; | |
721 | ||
722 | /* These are allowed to have no parameters--in some cases they | |
723 | will be filled in later. */ | |
724 | case D_COMP_FUNCTION_TYPE: | |
725 | case D_COMP_RESTRICT: | |
726 | case D_COMP_VOLATILE: | |
727 | case D_COMP_CONST: | |
728 | break; | |
729 | ||
730 | /* Other types should not be seen here. */ | |
731 | default: | |
732 | return NULL; | |
69afa80d | 733 | } |
bd6946d1 ILT |
734 | |
735 | p = d_make_empty (di, type); | |
736 | if (p != NULL) | |
69afa80d | 737 | { |
bd6946d1 ILT |
738 | p->u.s_binary.left = left; |
739 | p->u.s_binary.right = right; | |
69afa80d | 740 | } |
bd6946d1 ILT |
741 | return p; |
742 | } | |
69afa80d | 743 | |
bd6946d1 | 744 | /* Add a new name component. */ |
051664b0 | 745 | |
bd6946d1 ILT |
746 | static struct d_comp * |
747 | d_make_name (di, s, len) | |
748 | struct d_info *di; | |
749 | const char *s; | |
750 | int len; | |
751 | { | |
752 | struct d_comp *p; | |
051664b0 | 753 | |
bd6946d1 ILT |
754 | p = d_make_empty (di, D_COMP_NAME); |
755 | if (p != NULL) | |
756 | { | |
757 | p->u.s_name.s = s; | |
758 | p->u.s_name.len = len; | |
69afa80d | 759 | } |
bd6946d1 | 760 | return p; |
69afa80d AS |
761 | } |
762 | ||
bd6946d1 | 763 | /* Add a new builtin type component. */ |
69afa80d | 764 | |
bd6946d1 ILT |
765 | static struct d_comp * |
766 | d_make_builtin_type (di, type) | |
767 | struct d_info *di; | |
768 | const struct d_builtin_type_info *type; | |
69afa80d | 769 | { |
bd6946d1 ILT |
770 | struct d_comp *p; |
771 | ||
81dc098b ILT |
772 | if (type == NULL) |
773 | return NULL; | |
bd6946d1 ILT |
774 | p = d_make_empty (di, D_COMP_BUILTIN_TYPE); |
775 | if (p != NULL) | |
776 | p->u.s_builtin.type = type; | |
777 | return p; | |
778 | } | |
69afa80d | 779 | |
bd6946d1 | 780 | /* Add a new operator component. */ |
69afa80d | 781 | |
bd6946d1 ILT |
782 | static struct d_comp * |
783 | d_make_operator (di, op) | |
784 | struct d_info *di; | |
785 | const struct d_operator_info *op; | |
69afa80d | 786 | { |
bd6946d1 ILT |
787 | struct d_comp *p; |
788 | ||
789 | p = d_make_empty (di, D_COMP_OPERATOR); | |
790 | if (p != NULL) | |
791 | p->u.s_operator.op = op; | |
792 | return p; | |
69afa80d AS |
793 | } |
794 | ||
bd6946d1 | 795 | /* Add a new extended operator component. */ |
69afa80d | 796 | |
bd6946d1 ILT |
797 | static struct d_comp * |
798 | d_make_extended_operator (di, args, name) | |
799 | struct d_info *di; | |
800 | int args; | |
801 | struct d_comp *name; | |
69afa80d | 802 | { |
bd6946d1 | 803 | struct d_comp *p; |
051664b0 | 804 | |
81dc098b ILT |
805 | if (name == NULL) |
806 | return NULL; | |
bd6946d1 ILT |
807 | p = d_make_empty (di, D_COMP_EXTENDED_OPERATOR); |
808 | if (p != NULL) | |
809 | { | |
810 | p->u.s_extended_operator.args = args; | |
811 | p->u.s_extended_operator.name = name; | |
812 | } | |
813 | return p; | |
69afa80d AS |
814 | } |
815 | ||
bd6946d1 | 816 | /* Add a new constructor component. */ |
69afa80d | 817 | |
bd6946d1 ILT |
818 | static struct d_comp * |
819 | d_make_ctor (di, kind, name) | |
820 | struct d_info *di; | |
821 | enum gnu_v3_ctor_kinds kind; | |
822 | struct d_comp *name; | |
69afa80d | 823 | { |
bd6946d1 ILT |
824 | struct d_comp *p; |
825 | ||
81dc098b ILT |
826 | if (name == NULL) |
827 | return NULL; | |
bd6946d1 ILT |
828 | p = d_make_empty (di, D_COMP_CTOR); |
829 | if (p != NULL) | |
830 | { | |
831 | p->u.s_ctor.kind = kind; | |
832 | p->u.s_ctor.name = name; | |
833 | } | |
834 | return p; | |
69afa80d AS |
835 | } |
836 | ||
bd6946d1 | 837 | /* Add a new destructor component. */ |
69afa80d | 838 | |
bd6946d1 ILT |
839 | static struct d_comp * |
840 | d_make_dtor (di, kind, name) | |
841 | struct d_info *di; | |
842 | enum gnu_v3_dtor_kinds kind; | |
843 | struct d_comp *name; | |
69afa80d | 844 | { |
bd6946d1 ILT |
845 | struct d_comp *p; |
846 | ||
81dc098b ILT |
847 | if (name == NULL) |
848 | return NULL; | |
bd6946d1 ILT |
849 | p = d_make_empty (di, D_COMP_DTOR); |
850 | if (p != NULL) | |
851 | { | |
852 | p->u.s_dtor.kind = kind; | |
853 | p->u.s_dtor.name = name; | |
854 | } | |
855 | return p; | |
69afa80d AS |
856 | } |
857 | ||
bd6946d1 | 858 | /* Add a new template parameter. */ |
0870bfd6 | 859 | |
bd6946d1 ILT |
860 | static struct d_comp * |
861 | d_make_template_param (di, i) | |
862 | struct d_info *di; | |
863 | long i; | |
0870bfd6 | 864 | { |
bd6946d1 ILT |
865 | struct d_comp *p; |
866 | ||
867 | p = d_make_empty (di, D_COMP_TEMPLATE_PARAM); | |
868 | if (p != NULL) | |
869 | p->u.s_number.number = i; | |
870 | return p; | |
0870bfd6 AS |
871 | } |
872 | ||
bd6946d1 | 873 | /* Add a new standard substitution component. */ |
0870bfd6 | 874 | |
bd6946d1 ILT |
875 | static struct d_comp * |
876 | d_make_sub (di, name) | |
877 | struct d_info *di; | |
878 | const char *name; | |
0870bfd6 | 879 | { |
bd6946d1 ILT |
880 | struct d_comp *p; |
881 | ||
882 | p = d_make_empty (di, D_COMP_SUB_STD); | |
883 | if (p != NULL) | |
884 | p->u.s_string.string = name; | |
885 | return p; | |
0870bfd6 AS |
886 | } |
887 | ||
81dc098b ILT |
888 | /* <mangled-name> ::= _Z <encoding> |
889 | ||
890 | TOP_LEVEL is non-zero when called at the top level. */ | |
0870bfd6 | 891 | |
bd6946d1 | 892 | static struct d_comp * |
81dc098b | 893 | d_mangled_name (di, top_level) |
bd6946d1 | 894 | struct d_info *di; |
81dc098b | 895 | int top_level; |
0870bfd6 | 896 | { |
bd6946d1 ILT |
897 | if (d_next_char (di) != '_') |
898 | return NULL; | |
899 | if (d_next_char (di) != 'Z') | |
900 | return NULL; | |
81dc098b | 901 | return d_encoding (di, top_level); |
0870bfd6 AS |
902 | } |
903 | ||
bd6946d1 ILT |
904 | /* Return whether a function should have a return type. The argument |
905 | is the function name, which may be qualified in various ways. The | |
906 | rules are that template functions have return types with some | |
907 | exceptions, function types which are not part of a function name | |
908 | mangling have return types with some exceptions, and non-template | |
909 | function names do not have return types. The exceptions are that | |
910 | constructors, destructors, and conversion operators do not have | |
911 | return types. */ | |
0870bfd6 AS |
912 | |
913 | static int | |
bd6946d1 ILT |
914 | has_return_type (dc) |
915 | struct d_comp *dc; | |
0870bfd6 | 916 | { |
bd6946d1 ILT |
917 | if (dc == NULL) |
918 | return 0; | |
919 | switch (dc->type) | |
920 | { | |
921 | default: | |
922 | return 0; | |
923 | case D_COMP_TEMPLATE: | |
924 | return ! is_ctor_dtor_or_conversion (d_left (dc)); | |
0ba5c8a2 ILT |
925 | case D_COMP_RESTRICT: |
926 | case D_COMP_VOLATILE: | |
927 | case D_COMP_CONST: | |
928 | case D_COMP_VENDOR_TYPE_QUAL: | |
929 | return has_return_type (d_left (dc)); | |
bd6946d1 | 930 | } |
0870bfd6 AS |
931 | } |
932 | ||
bd6946d1 ILT |
933 | /* Return whether a name is a constructor, a destructor, or a |
934 | conversion operator. */ | |
69afa80d AS |
935 | |
936 | static int | |
bd6946d1 ILT |
937 | is_ctor_dtor_or_conversion (dc) |
938 | struct d_comp *dc; | |
69afa80d | 939 | { |
bd6946d1 ILT |
940 | if (dc == NULL) |
941 | return 0; | |
942 | switch (dc->type) | |
943 | { | |
944 | default: | |
945 | return 0; | |
946 | case D_COMP_QUAL_NAME: | |
947 | return is_ctor_dtor_or_conversion (d_right (dc)); | |
948 | case D_COMP_CTOR: | |
949 | case D_COMP_DTOR: | |
950 | case D_COMP_CAST: | |
951 | return 1; | |
952 | } | |
69afa80d AS |
953 | } |
954 | ||
bd6946d1 ILT |
955 | /* <encoding> ::= <(function) name> <bare-function-type> |
956 | ::= <(data) name> | |
ad07f5e5 ILT |
957 | ::= <special-name> |
958 | ||
959 | TOP_LEVEL is non-zero when called at the top level, in which case | |
960 | if DMGL_PARAMS is not set we do not demangle the function | |
961 | parameters. We only set this at the top level, because otherwise | |
962 | we would not correctly demangle names in local scopes. */ | |
69afa80d | 963 | |
bd6946d1 | 964 | static struct d_comp * |
ad07f5e5 | 965 | d_encoding (di, top_level) |
bd6946d1 | 966 | struct d_info *di; |
ad07f5e5 | 967 | int top_level; |
69afa80d | 968 | { |
bd6946d1 | 969 | char peek = d_peek_char (di); |
051664b0 | 970 | |
bd6946d1 ILT |
971 | if (peek == 'G' || peek == 'T') |
972 | return d_special_name (di); | |
973 | else | |
051664b0 | 974 | { |
bd6946d1 ILT |
975 | struct d_comp *dc; |
976 | ||
977 | dc = d_name (di); | |
81dc098b ILT |
978 | |
979 | if (dc != NULL && top_level && (di->options & DMGL_PARAMS) == 0) | |
980 | { | |
981 | /* Strip off any initial CV-qualifiers, as they really apply | |
982 | to the `this' parameter, and they were not output by the | |
983 | v2 demangler without DMGL_PARAMS. */ | |
984 | while (dc->type == D_COMP_RESTRICT | |
985 | || dc->type == D_COMP_VOLATILE | |
986 | || dc->type == D_COMP_CONST) | |
987 | dc = d_left (dc); | |
988 | return dc; | |
989 | } | |
990 | ||
bd6946d1 | 991 | peek = d_peek_char (di); |
81dc098b | 992 | if (peek == '\0' || peek == 'E') |
bd6946d1 ILT |
993 | return dc; |
994 | return d_make_comp (di, D_COMP_TYPED_NAME, dc, | |
995 | d_bare_function_type (di, has_return_type (dc))); | |
051664b0 | 996 | } |
bd6946d1 ILT |
997 | } |
998 | ||
999 | /* <name> ::= <nested-name> | |
1000 | ::= <unscoped-name> | |
1001 | ::= <unscoped-template-name> <template-args> | |
1002 | ::= <local-name> | |
1003 | ||
1004 | <unscoped-name> ::= <unqualified-name> | |
1005 | ::= St <unqualified-name> | |
69afa80d | 1006 | |
bd6946d1 ILT |
1007 | <unscoped-template-name> ::= <unscoped-name> |
1008 | ::= <substitution> | |
1009 | */ | |
1010 | ||
1011 | static struct d_comp * | |
1012 | d_name (di) | |
1013 | struct d_info *di; | |
1014 | { | |
1015 | char peek = d_peek_char (di); | |
1016 | struct d_comp *dc; | |
1017 | ||
1018 | switch (peek) | |
69afa80d | 1019 | { |
bd6946d1 ILT |
1020 | case 'N': |
1021 | return d_nested_name (di); | |
1022 | ||
1023 | case 'Z': | |
1024 | return d_local_name (di); | |
1025 | ||
1026 | case 'S': | |
1027 | { | |
1028 | int subst; | |
1029 | ||
1030 | if (d_peek_next_char (di) != 't') | |
1031 | { | |
1032 | dc = d_substitution (di); | |
1033 | subst = 1; | |
1034 | } | |
1035 | else | |
1036 | { | |
1037 | d_advance (di, 2); | |
1038 | dc = d_make_comp (di, D_COMP_QUAL_NAME, d_make_name (di, "std", 3), | |
1039 | d_unqualified_name (di)); | |
1040 | subst = 0; | |
1041 | } | |
1042 | ||
1043 | if (d_peek_char (di) != 'I') | |
1044 | { | |
1045 | /* The grammar does not permit this case to occur if we | |
1046 | called d_substitution() above (i.e., subst == 1). We | |
1047 | don't bother to check. */ | |
1048 | } | |
1049 | else | |
1050 | { | |
1051 | /* This is <template-args>, which means that we just saw | |
1052 | <unscoped-template-name>, which is a substitution | |
1053 | candidate if we didn't just get it from a | |
1054 | substitution. */ | |
1055 | if (! subst) | |
1056 | { | |
1057 | if (! d_add_substitution (di, dc)) | |
1058 | return NULL; | |
1059 | } | |
1060 | dc = d_make_comp (di, D_COMP_TEMPLATE, dc, d_template_args (di)); | |
1061 | } | |
1062 | ||
1063 | return dc; | |
1064 | } | |
1065 | ||
1066 | default: | |
1067 | dc = d_unqualified_name (di); | |
1068 | if (d_peek_char (di) == 'I') | |
051664b0 | 1069 | { |
bd6946d1 ILT |
1070 | /* This is <template-args>, which means that we just saw |
1071 | <unscoped-template-name>, which is a substitution | |
1072 | candidate. */ | |
1073 | if (! d_add_substitution (di, dc)) | |
1074 | return NULL; | |
1075 | dc = d_make_comp (di, D_COMP_TEMPLATE, dc, d_template_args (di)); | |
051664b0 | 1076 | } |
bd6946d1 | 1077 | return dc; |
69afa80d | 1078 | } |
bd6946d1 | 1079 | } |
69afa80d | 1080 | |
bd6946d1 ILT |
1081 | /* <nested-name> ::= N [<CV-qualifiers>] <prefix> <unqualified-name> E |
1082 | ::= N [<CV-qualifiers>] <template-prefix> <template-args> E | |
1083 | */ | |
69afa80d | 1084 | |
bd6946d1 ILT |
1085 | static struct d_comp * |
1086 | d_nested_name (di) | |
1087 | struct d_info *di; | |
1088 | { | |
1089 | struct d_comp *ret; | |
1090 | struct d_comp **pret; | |
051664b0 | 1091 | |
bd6946d1 ILT |
1092 | if (d_next_char (di) != 'N') |
1093 | return NULL; | |
69afa80d | 1094 | |
bd6946d1 ILT |
1095 | pret = d_cv_qualifiers (di, &ret); |
1096 | if (pret == NULL) | |
1097 | return NULL; | |
1098 | ||
1099 | *pret = d_prefix (di); | |
1100 | if (*pret == NULL) | |
1101 | return NULL; | |
69afa80d | 1102 | |
bd6946d1 | 1103 | if (d_next_char (di) != 'E') |
69afa80d AS |
1104 | return NULL; |
1105 | ||
bd6946d1 | 1106 | return ret; |
69afa80d AS |
1107 | } |
1108 | ||
bd6946d1 ILT |
1109 | /* <prefix> ::= <prefix> <unqualified-name> |
1110 | ::= <template-prefix> <template-args> | |
1111 | ::= <template-param> | |
1112 | ::= | |
1113 | ::= <substitution> | |
69afa80d | 1114 | |
bd6946d1 ILT |
1115 | <template-prefix> ::= <prefix> <(template) unqualified-name> |
1116 | ::= <template-param> | |
1117 | ::= <substitution> | |
1118 | */ | |
1119 | ||
1120 | static struct d_comp * | |
1121 | d_prefix (di) | |
1122 | struct d_info *di; | |
69afa80d | 1123 | { |
bd6946d1 | 1124 | struct d_comp *ret = NULL; |
69afa80d | 1125 | |
bd6946d1 | 1126 | while (1) |
69afa80d | 1127 | { |
bd6946d1 ILT |
1128 | char peek; |
1129 | enum d_comp_type comb_type; | |
1130 | struct d_comp *dc; | |
1131 | ||
1132 | peek = d_peek_char (di); | |
1133 | if (peek == '\0') | |
1134 | return NULL; | |
1135 | ||
1136 | /* The older code accepts a <local-name> here, but I don't see | |
1137 | that in the grammar. The older code does not accept a | |
1138 | <template-param> here. */ | |
69afa80d | 1139 | |
bd6946d1 ILT |
1140 | comb_type = D_COMP_QUAL_NAME; |
1141 | if (IS_DIGIT (peek) | |
1142 | || (peek >= 'a' && peek <= 'z') | |
1143 | || peek == 'C' | |
1144 | || peek == 'D') | |
1145 | dc = d_unqualified_name (di); | |
1146 | else if (peek == 'S') | |
1147 | dc = d_substitution (di); | |
1148 | else if (peek == 'I') | |
1149 | { | |
1150 | if (ret == NULL) | |
1151 | return NULL; | |
1152 | comb_type = D_COMP_TEMPLATE; | |
1153 | dc = d_template_args (di); | |
1154 | } | |
1155 | else if (peek == 'T') | |
1156 | dc = d_template_param (di); | |
1157 | else if (peek == 'E') | |
1158 | return ret; | |
1159 | else | |
1160 | return NULL; | |
1161 | ||
1162 | if (ret == NULL) | |
1163 | ret = dc; | |
69afa80d | 1164 | else |
bd6946d1 ILT |
1165 | ret = d_make_comp (di, comb_type, ret, dc); |
1166 | ||
1167 | if (peek != 'S' && d_peek_char (di) != 'E') | |
1168 | { | |
1169 | if (! d_add_substitution (di, ret)) | |
1170 | return NULL; | |
1171 | } | |
69afa80d AS |
1172 | } |
1173 | } | |
1174 | ||
bd6946d1 ILT |
1175 | /* <unqualified-name> ::= <operator-name> |
1176 | ::= <ctor-dtor-name> | |
1177 | ::= <source-name> | |
1178 | */ | |
69afa80d | 1179 | |
bd6946d1 ILT |
1180 | static struct d_comp * |
1181 | d_unqualified_name (di) | |
1182 | struct d_info *di; | |
69afa80d | 1183 | { |
bd6946d1 ILT |
1184 | char peek; |
1185 | ||
1186 | peek = d_peek_char (di); | |
1187 | if (IS_DIGIT (peek)) | |
1188 | return d_source_name (di); | |
1189 | else if (peek >= 'a' && peek <= 'z') | |
1190 | return d_operator_name (di); | |
1191 | else if (peek == 'C' || peek == 'D') | |
1192 | return d_ctor_dtor_name (di); | |
1193 | else | |
051664b0 | 1194 | return NULL; |
69afa80d AS |
1195 | } |
1196 | ||
bd6946d1 | 1197 | /* <source-name> ::= <(positive length) number> <identifier> */ |
69afa80d | 1198 | |
bd6946d1 ILT |
1199 | static struct d_comp * |
1200 | d_source_name (di) | |
1201 | struct d_info *di; | |
69afa80d | 1202 | { |
bd6946d1 ILT |
1203 | long len; |
1204 | struct d_comp *ret; | |
1205 | ||
1206 | len = d_number (di); | |
1207 | if (len <= 0) | |
1208 | return NULL; | |
1209 | ret = d_identifier (di, len); | |
1210 | di->last_name = ret; | |
1211 | return ret; | |
69afa80d AS |
1212 | } |
1213 | ||
bd6946d1 | 1214 | /* number ::= [n] <(non-negative decimal integer)> */ |
69afa80d | 1215 | |
bd6946d1 ILT |
1216 | static long |
1217 | d_number (di) | |
1218 | struct d_info *di; | |
69afa80d | 1219 | { |
bd6946d1 ILT |
1220 | int sign; |
1221 | char peek; | |
1222 | long ret; | |
69afa80d | 1223 | |
bd6946d1 ILT |
1224 | sign = 1; |
1225 | peek = d_peek_char (di); | |
1226 | if (peek == 'n') | |
1227 | { | |
1228 | sign = -1; | |
1229 | d_advance (di, 1); | |
1230 | peek = d_peek_char (di); | |
1231 | } | |
69afa80d | 1232 | |
bd6946d1 ILT |
1233 | ret = 0; |
1234 | while (1) | |
69afa80d | 1235 | { |
bd6946d1 ILT |
1236 | if (! IS_DIGIT (peek)) |
1237 | return ret * sign; | |
1238 | ret = ret * 10 + peek - '0'; | |
1239 | d_advance (di, 1); | |
1240 | peek = d_peek_char (di); | |
69afa80d | 1241 | } |
69afa80d AS |
1242 | } |
1243 | ||
bd6946d1 | 1244 | /* identifier ::= <(unqualified source code identifier)> */ |
69afa80d | 1245 | |
bd6946d1 ILT |
1246 | static struct d_comp * |
1247 | d_identifier (di, len) | |
1248 | struct d_info *di; | |
1249 | int len; | |
69afa80d | 1250 | { |
bd6946d1 | 1251 | const char *name; |
69afa80d | 1252 | |
bd6946d1 ILT |
1253 | name = d_str (di); |
1254 | d_advance (di, len); | |
69afa80d | 1255 | |
bd6946d1 ILT |
1256 | /* Look for something which looks like a gcc encoding of an |
1257 | anonymous namespace, and replace it with a more user friendly | |
1258 | name. */ | |
1259 | if (len >= (int) ANONYMOUS_NAMESPACE_PREFIX_LEN + 2 | |
1260 | && memcmp (name, ANONYMOUS_NAMESPACE_PREFIX, | |
1261 | ANONYMOUS_NAMESPACE_PREFIX_LEN) == 0) | |
69afa80d | 1262 | { |
bd6946d1 ILT |
1263 | const char *s; |
1264 | ||
1265 | s = name + ANONYMOUS_NAMESPACE_PREFIX_LEN; | |
1266 | if ((*s == '.' || *s == '_' || *s == '$') | |
1267 | && s[1] == 'N') | |
1268 | return d_make_name (di, "(anonymous namespace)", | |
1269 | sizeof "(anonymous namespace)" - 1); | |
69afa80d | 1270 | } |
bd6946d1 ILT |
1271 | |
1272 | return d_make_name (di, name, len); | |
69afa80d AS |
1273 | } |
1274 | ||
bd6946d1 ILT |
1275 | /* operator_name ::= many different two character encodings. |
1276 | ::= cv <type> | |
1277 | ::= v <digit> <source-name> | |
1278 | */ | |
69afa80d | 1279 | |
bd6946d1 ILT |
1280 | static const struct d_operator_info d_operators[] = |
1281 | { | |
1282 | { "aN", "&=", 2 }, | |
1283 | { "aS", "=", 2 }, | |
1284 | { "aa", "&&", 2 }, | |
1285 | { "ad", "&", 1 }, | |
1286 | { "an", "&", 2 }, | |
1287 | { "cl", "()", 0 }, | |
1288 | { "cm", ",", 2 }, | |
1289 | { "co", "~", 1 }, | |
1290 | { "dV", "/=", 2 }, | |
1291 | { "da", "delete[]", 1 }, | |
1292 | { "de", "*", 1 }, | |
1293 | { "dl", "delete", 1 }, | |
1294 | { "dv", "/", 2 }, | |
1295 | { "eO", "^=", 2 }, | |
1296 | { "eo", "^", 2 }, | |
1297 | { "eq", "==", 2 }, | |
1298 | { "ge", ">=", 2 }, | |
1299 | { "gt", ">", 2 }, | |
1300 | { "ix", "[]", 2 }, | |
1301 | { "lS", "<<=", 2 }, | |
1302 | { "le", "<=", 2 }, | |
1303 | { "ls", "<<", 2 }, | |
1304 | { "lt", "<", 2 }, | |
1305 | { "mI", "-=", 2 }, | |
1306 | { "mL", "*=", 2 }, | |
1307 | { "mi", "-", 2 }, | |
1308 | { "ml", "*", 2 }, | |
1309 | { "mm", "--", 1 }, | |
1310 | { "na", "new[]", 1 }, | |
1311 | { "ne", "!=", 2 }, | |
1312 | { "ng", "-", 1 }, | |
1313 | { "nt", "!", 1 }, | |
1314 | { "nw", "new", 1 }, | |
1315 | { "oR", "|=", 2 }, | |
1316 | { "oo", "||", 2 }, | |
1317 | { "or", "|", 2 }, | |
1318 | { "pL", "+=", 2 }, | |
1319 | { "pl", "+", 2 }, | |
1320 | { "pm", "->*", 2 }, | |
1321 | { "pp", "++", 1 }, | |
1322 | { "ps", "+", 1 }, | |
1323 | { "pt", "->", 2 }, | |
1324 | { "qu", "?", 3 }, | |
1325 | { "rM", "%=", 2 }, | |
1326 | { "rS", ">>=", 2 }, | |
1327 | { "rm", "%", 2 }, | |
1328 | { "rs", ">>", 2 }, | |
1329 | { "st", "sizeof ", 1 }, | |
1330 | { "sz", "sizeof ", 1 } | |
1331 | }; | |
69afa80d | 1332 | |
bd6946d1 ILT |
1333 | static struct d_comp * |
1334 | d_operator_name (di) | |
1335 | struct d_info *di; | |
69afa80d | 1336 | { |
bd6946d1 ILT |
1337 | char c1; |
1338 | char c2; | |
69afa80d | 1339 | |
bd6946d1 ILT |
1340 | c1 = d_next_char (di); |
1341 | c2 = d_next_char (di); | |
1342 | if (c1 == 'v' && IS_DIGIT (c2)) | |
1343 | return d_make_extended_operator (di, c2 - '0', d_source_name (di)); | |
1344 | else if (c1 == 'c' && c2 == 'v') | |
1345 | return d_make_comp (di, D_COMP_CAST, d_type (di), NULL); | |
1346 | else | |
69afa80d | 1347 | { |
bd6946d1 ILT |
1348 | int low = 0; |
1349 | int high = sizeof (d_operators) / sizeof (d_operators[0]); | |
69afa80d | 1350 | |
bd6946d1 ILT |
1351 | while (1) |
1352 | { | |
1353 | int i; | |
1354 | const struct d_operator_info *p; | |
69afa80d | 1355 | |
bd6946d1 ILT |
1356 | i = low + (high - low) / 2; |
1357 | p = d_operators + i; | |
69afa80d | 1358 | |
bd6946d1 ILT |
1359 | if (c1 == p->code[0] && c2 == p->code[1]) |
1360 | return d_make_operator (di, p); | |
1361 | ||
1362 | if (c1 < p->code[0] || (c1 == p->code[0] && c2 < p->code[1])) | |
1363 | high = i; | |
1364 | else | |
1365 | low = i + 1; | |
1366 | if (low == high) | |
1367 | return NULL; | |
1368 | } | |
1369 | } | |
69afa80d AS |
1370 | } |
1371 | ||
bd6946d1 ILT |
1372 | /* <special-name> ::= TV <type> |
1373 | ::= TT <type> | |
1374 | ::= TI <type> | |
1375 | ::= TS <type> | |
1376 | ::= GV <(object) name> | |
1377 | ::= T <call-offset> <(base) encoding> | |
1378 | ::= Tc <call-offset> <call-offset> <(base) encoding> | |
1379 | Also g++ extensions: | |
1380 | ::= TC <type> <(offset) number> _ <(base) type> | |
1381 | ::= TF <type> | |
1382 | ::= TJ <type> | |
1383 | ::= GR <name> | |
1384 | */ | |
69afa80d | 1385 | |
bd6946d1 ILT |
1386 | static struct d_comp * |
1387 | d_special_name (di) | |
1388 | struct d_info *di; | |
69afa80d | 1389 | { |
bd6946d1 | 1390 | char c; |
69afa80d | 1391 | |
bd6946d1 ILT |
1392 | c = d_next_char (di); |
1393 | if (c == 'T') | |
051664b0 | 1394 | { |
bd6946d1 ILT |
1395 | switch (d_next_char (di)) |
1396 | { | |
1397 | case 'V': | |
1398 | return d_make_comp (di, D_COMP_VTABLE, d_type (di), NULL); | |
1399 | case 'T': | |
1400 | return d_make_comp (di, D_COMP_VTT, d_type (di), NULL); | |
1401 | case 'I': | |
1402 | return d_make_comp (di, D_COMP_TYPEINFO, d_type (di), NULL); | |
1403 | case 'S': | |
1404 | return d_make_comp (di, D_COMP_TYPEINFO_NAME, d_type (di), NULL); | |
69afa80d | 1405 | |
bd6946d1 ILT |
1406 | case 'h': |
1407 | if (! d_call_offset (di, 'h')) | |
1408 | return NULL; | |
ad07f5e5 | 1409 | return d_make_comp (di, D_COMP_THUNK, d_encoding (di, 0), NULL); |
69afa80d | 1410 | |
bd6946d1 ILT |
1411 | case 'v': |
1412 | if (! d_call_offset (di, 'v')) | |
1413 | return NULL; | |
ad07f5e5 | 1414 | return d_make_comp (di, D_COMP_VIRTUAL_THUNK, d_encoding (di, 0), |
bd6946d1 | 1415 | NULL); |
69afa80d | 1416 | |
bd6946d1 ILT |
1417 | case 'c': |
1418 | if (! d_call_offset (di, '\0')) | |
1419 | return NULL; | |
1420 | if (! d_call_offset (di, '\0')) | |
1421 | return NULL; | |
ad07f5e5 | 1422 | return d_make_comp (di, D_COMP_COVARIANT_THUNK, d_encoding (di, 0), |
bd6946d1 | 1423 | NULL); |
69afa80d | 1424 | |
bd6946d1 ILT |
1425 | case 'C': |
1426 | { | |
1427 | struct d_comp *derived_type; | |
1428 | long offset; | |
1429 | struct d_comp *base_type; | |
1430 | ||
1431 | derived_type = d_type (di); | |
1432 | offset = d_number (di); | |
1433 | if (offset < 0) | |
1434 | return NULL; | |
1435 | if (d_next_char (di) != '_') | |
1436 | return NULL; | |
1437 | base_type = d_type (di); | |
1438 | /* We don't display the offset. FIXME: We should display | |
1439 | it in verbose mode. */ | |
1440 | return d_make_comp (di, D_COMP_CONSTRUCTION_VTABLE, base_type, | |
1441 | derived_type); | |
1442 | } | |
69afa80d | 1443 | |
bd6946d1 ILT |
1444 | case 'F': |
1445 | return d_make_comp (di, D_COMP_TYPEINFO_FN, d_type (di), NULL); | |
1446 | case 'J': | |
1447 | return d_make_comp (di, D_COMP_JAVA_CLASS, d_type (di), NULL); | |
69afa80d | 1448 | |
bd6946d1 ILT |
1449 | default: |
1450 | return NULL; | |
1451 | } | |
69afa80d | 1452 | } |
bd6946d1 | 1453 | else if (c == 'G') |
69afa80d | 1454 | { |
bd6946d1 ILT |
1455 | switch (d_next_char (di)) |
1456 | { | |
1457 | case 'V': | |
1458 | return d_make_comp (di, D_COMP_GUARD, d_name (di), NULL); | |
1459 | ||
1460 | case 'R': | |
1461 | return d_make_comp (di, D_COMP_REFTEMP, d_name (di), NULL); | |
1462 | ||
1463 | default: | |
1464 | return NULL; | |
1465 | } | |
69afa80d | 1466 | } |
bd6946d1 ILT |
1467 | else |
1468 | return NULL; | |
69afa80d AS |
1469 | } |
1470 | ||
bd6946d1 ILT |
1471 | /* <call-offset> ::= h <nv-offset> _ |
1472 | ::= v <v-offset> _ | |
69afa80d | 1473 | |
bd6946d1 | 1474 | <nv-offset> ::= <(offset) number> |
69afa80d | 1475 | |
bd6946d1 | 1476 | <v-offset> ::= <(offset) number> _ <(virtual offset) number> |
69afa80d | 1477 | |
bd6946d1 ILT |
1478 | The C parameter, if not '\0', is a character we just read which is |
1479 | the start of the <call-offset>. | |
69afa80d | 1480 | |
bd6946d1 ILT |
1481 | We don't display the offset information anywhere. FIXME: We should |
1482 | display it in verbose mode. */ | |
69afa80d | 1483 | |
bd6946d1 ILT |
1484 | static int |
1485 | d_call_offset (di, c) | |
1486 | struct d_info *di; | |
1487 | int c; | |
69afa80d | 1488 | { |
bd6946d1 ILT |
1489 | long offset; |
1490 | long virtual_offset; | |
69afa80d | 1491 | |
bd6946d1 ILT |
1492 | if (c == '\0') |
1493 | c = d_next_char (di); | |
69afa80d | 1494 | |
bd6946d1 ILT |
1495 | if (c == 'h') |
1496 | offset = d_number (di); | |
1497 | else if (c == 'v') | |
69afa80d | 1498 | { |
bd6946d1 ILT |
1499 | offset = d_number (di); |
1500 | if (d_next_char (di) != '_') | |
1501 | return 0; | |
1502 | virtual_offset = d_number (di); | |
69afa80d | 1503 | } |
bd6946d1 ILT |
1504 | else |
1505 | return 0; | |
69afa80d | 1506 | |
bd6946d1 ILT |
1507 | if (d_next_char (di) != '_') |
1508 | return 0; | |
69afa80d | 1509 | |
bd6946d1 | 1510 | return 1; |
69afa80d AS |
1511 | } |
1512 | ||
bd6946d1 ILT |
1513 | /* <ctor-dtor-name> ::= C1 |
1514 | ::= C2 | |
1515 | ::= C3 | |
1516 | ::= D0 | |
1517 | ::= D1 | |
1518 | ::= D2 | |
1519 | */ | |
1520 | ||
1521 | static struct d_comp * | |
1522 | d_ctor_dtor_name (di) | |
1523 | struct d_info *di; | |
1524 | { | |
1525 | switch (d_next_char (di)) | |
1526 | { | |
1527 | case 'C': | |
1528 | { | |
1529 | enum gnu_v3_ctor_kinds kind; | |
1530 | ||
1531 | switch (d_next_char (di)) | |
1532 | { | |
1533 | case '1': | |
1534 | kind = gnu_v3_complete_object_ctor; | |
1535 | break; | |
1536 | case '2': | |
1537 | kind = gnu_v3_base_object_ctor; | |
1538 | break; | |
1539 | case '3': | |
1540 | kind = gnu_v3_complete_object_allocating_ctor; | |
1541 | break; | |
1542 | default: | |
1543 | return NULL; | |
1544 | } | |
1545 | return d_make_ctor (di, kind, di->last_name); | |
1546 | } | |
1547 | ||
1548 | case 'D': | |
1549 | { | |
1550 | enum gnu_v3_dtor_kinds kind; | |
1551 | ||
1552 | switch (d_next_char (di)) | |
1553 | { | |
1554 | case '0': | |
1555 | kind = gnu_v3_deleting_dtor; | |
1556 | break; | |
1557 | case '1': | |
1558 | kind = gnu_v3_complete_object_dtor; | |
1559 | break; | |
1560 | case '2': | |
1561 | kind = gnu_v3_base_object_dtor; | |
1562 | break; | |
1563 | default: | |
1564 | return NULL; | |
1565 | } | |
1566 | return d_make_dtor (di, kind, di->last_name); | |
1567 | } | |
69afa80d | 1568 | |
bd6946d1 ILT |
1569 | default: |
1570 | return NULL; | |
1571 | } | |
1572 | } | |
69afa80d | 1573 | |
bd6946d1 ILT |
1574 | /* <type> ::= <builtin-type> |
1575 | ::= <function-type> | |
1576 | ::= <class-enum-type> | |
1577 | ::= <array-type> | |
1578 | ::= <pointer-to-member-type> | |
1579 | ::= <template-param> | |
1580 | ::= <template-template-param> <template-args> | |
1581 | ::= <substitution> | |
1582 | ::= <CV-qualifiers> <type> | |
1583 | ::= P <type> | |
1584 | ::= R <type> | |
1585 | ::= C <type> | |
1586 | ::= G <type> | |
1587 | ::= U <source-name> <type> | |
1588 | ||
1589 | <builtin-type> ::= various one letter codes | |
1590 | ::= u <source-name> | |
1591 | */ | |
69afa80d | 1592 | |
bd6946d1 ILT |
1593 | static const struct d_builtin_type_info d_builtin_types[26] = |
1594 | { | |
1595 | /* a */ { "signed char", "signed char", D_PRINT_INT }, | |
1596 | /* b */ { "bool", "boolean", D_PRINT_BOOL }, | |
1597 | /* c */ { "char", "byte", D_PRINT_INT }, | |
1598 | /* d */ { "double", "double", D_PRINT_DEFAULT }, | |
1599 | /* e */ { "long double", "long double", D_PRINT_DEFAULT }, | |
1600 | /* f */ { "float", "float", D_PRINT_DEFAULT }, | |
1601 | /* g */ { "__float128", "__float128", D_PRINT_DEFAULT }, | |
1602 | /* h */ { "unsigned char", "unsigned char", D_PRINT_INT }, | |
1603 | /* i */ { "int", "int", D_PRINT_INT }, | |
1604 | /* j */ { "unsigned int", "unsigned", D_PRINT_INT }, | |
1605 | /* k */ { NULL, NULL, D_PRINT_DEFAULT }, | |
1606 | /* l */ { "long", "long", D_PRINT_LONG }, | |
1607 | /* m */ { "unsigned long", "unsigned long", D_PRINT_LONG }, | |
1608 | /* n */ { "__int128", "__int128", D_PRINT_DEFAULT }, | |
1609 | /* o */ { "unsigned __int128", "unsigned __int128", D_PRINT_DEFAULT }, | |
1610 | /* p */ { NULL, NULL, D_PRINT_DEFAULT }, | |
1611 | /* q */ { NULL, NULL, D_PRINT_DEFAULT }, | |
1612 | /* r */ { NULL, NULL, D_PRINT_DEFAULT }, | |
1613 | /* s */ { "short", "short", D_PRINT_INT }, | |
1614 | /* t */ { "unsigned short", "unsigned short", D_PRINT_INT }, | |
1615 | /* u */ { NULL, NULL, D_PRINT_DEFAULT }, | |
1616 | /* v */ { "void", "void", D_PRINT_VOID }, | |
1617 | /* w */ { "wchar_t", "char", D_PRINT_INT }, | |
1618 | /* x */ { "long long", "long", D_PRINT_DEFAULT }, | |
1619 | /* y */ { "unsigned long long", "unsigned long long", D_PRINT_DEFAULT }, | |
1620 | /* z */ { "...", "...", D_PRINT_DEFAULT }, | |
1621 | }; | |
69afa80d | 1622 | |
bd6946d1 ILT |
1623 | static struct d_comp * |
1624 | d_type (di) | |
1625 | struct d_info *di; | |
69afa80d | 1626 | { |
bd6946d1 ILT |
1627 | char peek; |
1628 | struct d_comp *ret; | |
1629 | int can_subst; | |
1630 | ||
1631 | /* The ABI specifies that when CV-qualifiers are used, the base type | |
1632 | is substitutable, and the fully qualified type is substitutable, | |
1633 | but the base type with a strict subset of the CV-qualifiers is | |
1634 | not substitutable. The natural recursive implementation of the | |
1635 | CV-qualifiers would cause subsets to be substitutable, so instead | |
1636 | we pull them all off now. | |
1637 | ||
81dc098b ILT |
1638 | FIXME: The ABI says that order-insensitive vendor qualifiers |
1639 | should be handled in the same way, but we have no way to tell | |
1640 | which vendor qualifiers are order-insensitive and which are | |
1641 | order-sensitive. So we just assume that they are all | |
1642 | order-sensitive. g++ 3.4 supports only one vendor qualifier, | |
1643 | __vector, and it treats it as order-sensitive when mangling | |
1644 | names. */ | |
bd6946d1 ILT |
1645 | |
1646 | peek = d_peek_char (di); | |
1647 | if (peek == 'r' || peek == 'V' || peek == 'K') | |
1648 | { | |
1649 | struct d_comp **pret; | |
69afa80d | 1650 | |
bd6946d1 | 1651 | pret = d_cv_qualifiers (di, &ret); |
81dc098b ILT |
1652 | if (pret == NULL) |
1653 | return NULL; | |
bd6946d1 ILT |
1654 | *pret = d_type (di); |
1655 | if (! d_add_substitution (di, ret)) | |
1656 | return NULL; | |
1657 | return ret; | |
1658 | } | |
1056d228 | 1659 | |
bd6946d1 | 1660 | can_subst = 1; |
69afa80d | 1661 | |
a440fd19 | 1662 | switch (peek) |
69afa80d | 1663 | { |
bd6946d1 ILT |
1664 | case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': case 'g': |
1665 | case 'h': case 'i': case 'j': case 'l': case 'm': case 'n': | |
1666 | case 'o': case 's': case 't': | |
1667 | case 'v': case 'w': case 'x': case 'y': case 'z': | |
bd6946d1 ILT |
1668 | ret = d_make_builtin_type (di, &d_builtin_types[peek - 'a']); |
1669 | can_subst = 0; | |
1670 | d_advance (di, 1); | |
1671 | break; | |
1672 | ||
1673 | case 'u': | |
1674 | d_advance (di, 1); | |
1675 | ret = d_make_comp (di, D_COMP_VENDOR_TYPE, d_source_name (di), NULL); | |
1676 | break; | |
1677 | ||
1678 | case 'F': | |
1679 | ret = d_function_type (di); | |
69afa80d AS |
1680 | break; |
1681 | ||
bd6946d1 ILT |
1682 | case '0': case '1': case '2': case '3': case '4': |
1683 | case '5': case '6': case '7': case '8': case '9': | |
1684 | case 'N': | |
69afa80d | 1685 | case 'Z': |
bd6946d1 | 1686 | ret = d_class_enum_type (di); |
69afa80d AS |
1687 | break; |
1688 | ||
bd6946d1 ILT |
1689 | case 'A': |
1690 | ret = d_array_type (di); | |
1691 | break; | |
1692 | ||
1693 | case 'M': | |
1694 | ret = d_pointer_to_member_type (di); | |
1695 | break; | |
1696 | ||
1697 | case 'T': | |
1698 | ret = d_template_param (di); | |
1699 | if (d_peek_char (di) == 'I') | |
bece74bd | 1700 | { |
bd6946d1 ILT |
1701 | /* This is <template-template-param> <template-args>. The |
1702 | <template-template-param> part is a substitution | |
1703 | candidate. */ | |
1704 | if (! d_add_substitution (di, ret)) | |
1705 | return NULL; | |
1706 | ret = d_make_comp (di, D_COMP_TEMPLATE, ret, d_template_args (di)); | |
bece74bd | 1707 | } |
bd6946d1 ILT |
1708 | break; |
1709 | ||
1710 | case 'S': | |
1711 | /* If this is a special substitution, then it is the start of | |
1712 | <class-enum-type>. */ | |
1713 | { | |
1714 | char peek_next; | |
d01ce591 | 1715 | |
bd6946d1 ILT |
1716 | peek_next = d_peek_next_char (di); |
1717 | if (IS_DIGIT (peek_next) | |
1718 | || peek_next == '_' | |
1719 | || (peek_next >= 'A' && peek_next <= 'Z')) | |
1720 | { | |
1721 | ret = d_substitution (di); | |
1722 | /* The substituted name may have been a template name and | |
1723 | may be followed by tepmlate args. */ | |
1724 | if (d_peek_char (di) == 'I') | |
1725 | ret = d_make_comp (di, D_COMP_TEMPLATE, ret, | |
1726 | d_template_args (di)); | |
1727 | else | |
1728 | can_subst = 0; | |
1729 | } | |
1730 | else | |
1731 | { | |
1732 | ret = d_class_enum_type (di); | |
1733 | /* If the substitution was a complete type, then it is not | |
1734 | a new substitution candidate. However, if the | |
1735 | substitution was followed by template arguments, then | |
1736 | the whole thing is a substitution candidate. */ | |
81dc098b | 1737 | if (ret != NULL && ret->type == D_COMP_SUB_STD) |
bd6946d1 ILT |
1738 | can_subst = 0; |
1739 | } | |
1740 | } | |
69afa80d AS |
1741 | break; |
1742 | ||
bd6946d1 ILT |
1743 | case 'P': |
1744 | d_advance (di, 1); | |
1745 | ret = d_make_comp (di, D_COMP_POINTER, d_type (di), NULL); | |
1746 | break; | |
69afa80d | 1747 | |
bd6946d1 ILT |
1748 | case 'R': |
1749 | d_advance (di, 1); | |
1750 | ret = d_make_comp (di, D_COMP_REFERENCE, d_type (di), NULL); | |
1751 | break; | |
69afa80d | 1752 | |
bd6946d1 ILT |
1753 | case 'C': |
1754 | d_advance (di, 1); | |
1755 | ret = d_make_comp (di, D_COMP_COMPLEX, d_type (di), NULL); | |
1756 | break; | |
1757 | ||
1758 | case 'G': | |
1759 | d_advance (di, 1); | |
1760 | ret = d_make_comp (di, D_COMP_IMAGINARY, d_type (di), NULL); | |
1761 | break; | |
69afa80d | 1762 | |
bd6946d1 ILT |
1763 | case 'U': |
1764 | d_advance (di, 1); | |
1765 | ret = d_source_name (di); | |
1766 | ret = d_make_comp (di, D_COMP_VENDOR_TYPE_QUAL, d_type (di), ret); | |
69afa80d | 1767 | break; |
bd6946d1 ILT |
1768 | |
1769 | default: | |
1770 | return NULL; | |
69afa80d AS |
1771 | } |
1772 | ||
bd6946d1 ILT |
1773 | if (can_subst) |
1774 | { | |
1775 | if (! d_add_substitution (di, ret)) | |
1776 | return NULL; | |
1777 | } | |
69afa80d | 1778 | |
bd6946d1 ILT |
1779 | return ret; |
1780 | } | |
69afa80d | 1781 | |
bd6946d1 | 1782 | /* <CV-qualifiers> ::= [r] [V] [K] */ |
69afa80d | 1783 | |
bd6946d1 ILT |
1784 | static struct d_comp ** |
1785 | d_cv_qualifiers (di, pret) | |
1786 | struct d_info *di; | |
1787 | struct d_comp **pret; | |
69afa80d AS |
1788 | { |
1789 | char peek; | |
1790 | ||
bd6946d1 ILT |
1791 | peek = d_peek_char (di); |
1792 | while (peek == 'r' || peek == 'V' || peek == 'K') | |
69afa80d | 1793 | { |
bd6946d1 | 1794 | enum d_comp_type t; |
0870bfd6 | 1795 | |
bd6946d1 ILT |
1796 | d_advance (di, 1); |
1797 | if (peek == 'r') | |
1798 | t = D_COMP_RESTRICT; | |
1799 | else if (peek == 'V') | |
1800 | t = D_COMP_VOLATILE; | |
1801 | else | |
1802 | t = D_COMP_CONST; | |
69afa80d | 1803 | |
bd6946d1 ILT |
1804 | *pret = d_make_comp (di, t, NULL, NULL); |
1805 | if (*pret == NULL) | |
1806 | return NULL; | |
1807 | pret = &d_left (*pret); | |
69afa80d | 1808 | |
bd6946d1 ILT |
1809 | peek = d_peek_char (di); |
1810 | } | |
69afa80d | 1811 | |
bd6946d1 ILT |
1812 | return pret; |
1813 | } | |
69afa80d | 1814 | |
bd6946d1 | 1815 | /* <function-type> ::= F [Y] <bare-function-type> E */ |
69afa80d | 1816 | |
bd6946d1 ILT |
1817 | static struct d_comp * |
1818 | d_function_type (di) | |
1819 | struct d_info *di; | |
69afa80d | 1820 | { |
bd6946d1 | 1821 | struct d_comp *ret; |
69afa80d | 1822 | |
bd6946d1 ILT |
1823 | if (d_next_char (di) != 'F') |
1824 | return NULL; | |
1825 | if (d_peek_char (di) == 'Y') | |
1826 | { | |
1827 | /* Function has C linkage. We don't print this information. | |
1828 | FIXME: We should print it in verbose mode. */ | |
1829 | d_advance (di, 1); | |
1830 | } | |
1831 | ret = d_bare_function_type (di, 1); | |
1832 | if (d_next_char (di) != 'E') | |
1833 | return NULL; | |
1834 | return ret; | |
1835 | } | |
e282c9c9 | 1836 | |
bd6946d1 | 1837 | /* <bare-function-type> ::= <type>+ */ |
69afa80d | 1838 | |
bd6946d1 ILT |
1839 | static struct d_comp * |
1840 | d_bare_function_type (di, has_return_type) | |
1841 | struct d_info *di; | |
1842 | int has_return_type; | |
1843 | { | |
1844 | struct d_comp *return_type; | |
1845 | struct d_comp *tl; | |
1846 | struct d_comp **ptl; | |
69afa80d | 1847 | |
bd6946d1 ILT |
1848 | return_type = NULL; |
1849 | tl = NULL; | |
1850 | ptl = &tl; | |
69afa80d AS |
1851 | while (1) |
1852 | { | |
1853 | char peek; | |
bd6946d1 | 1854 | struct d_comp *type; |
69afa80d | 1855 | |
bd6946d1 ILT |
1856 | peek = d_peek_char (di); |
1857 | if (peek == '\0' || peek == 'E') | |
1858 | break; | |
1859 | type = d_type (di); | |
1860 | if (type == NULL) | |
1861 | return NULL; | |
1862 | if (has_return_type) | |
69afa80d | 1863 | { |
bd6946d1 ILT |
1864 | return_type = type; |
1865 | has_return_type = 0; | |
69afa80d | 1866 | } |
bd6946d1 | 1867 | else |
69afa80d | 1868 | { |
bd6946d1 | 1869 | *ptl = d_make_comp (di, D_COMP_ARGLIST, type, NULL); |
81dc098b ILT |
1870 | if (*ptl == NULL) |
1871 | return NULL; | |
bd6946d1 | 1872 | ptl = &d_right (*ptl); |
69afa80d | 1873 | } |
69afa80d | 1874 | } |
69afa80d | 1875 | |
bd6946d1 ILT |
1876 | /* There should be at least one parameter type besides the optional |
1877 | return type. A function which takes no arguments will have a | |
1878 | single parameter type void. */ | |
1879 | if (tl == NULL) | |
1880 | return NULL; | |
69afa80d | 1881 | |
bd6946d1 ILT |
1882 | /* If we have a single parameter type void, omit it. */ |
1883 | if (d_right (tl) == NULL | |
1884 | && d_left (tl)->type == D_COMP_BUILTIN_TYPE | |
1885 | && d_left (tl)->u.s_builtin.type->print == D_PRINT_VOID) | |
1886 | tl = NULL; | |
69afa80d | 1887 | |
bd6946d1 ILT |
1888 | return d_make_comp (di, D_COMP_FUNCTION_TYPE, return_type, tl); |
1889 | } | |
69afa80d | 1890 | |
bd6946d1 | 1891 | /* <class-enum-type> ::= <name> */ |
69afa80d | 1892 | |
bd6946d1 ILT |
1893 | static struct d_comp * |
1894 | d_class_enum_type (di) | |
1895 | struct d_info *di; | |
1896 | { | |
1897 | return d_name (di); | |
1898 | } | |
1056d228 | 1899 | |
bd6946d1 ILT |
1900 | /* <array-type> ::= A <(positive dimension) number> _ <(element) type> |
1901 | ::= A [<(dimension) expression>] _ <(element) type> | |
1902 | */ | |
1056d228 | 1903 | |
bd6946d1 ILT |
1904 | static struct d_comp * |
1905 | d_array_type (di) | |
1906 | struct d_info *di; | |
1907 | { | |
1908 | char peek; | |
1909 | struct d_comp *dim; | |
1056d228 | 1910 | |
bd6946d1 ILT |
1911 | if (d_next_char (di) != 'A') |
1912 | return NULL; | |
1913 | ||
1914 | peek = d_peek_char (di); | |
1915 | if (peek == '_') | |
1916 | dim = NULL; | |
1917 | else if (IS_DIGIT (peek)) | |
1056d228 | 1918 | { |
bd6946d1 | 1919 | const char *s; |
1056d228 | 1920 | |
bd6946d1 ILT |
1921 | s = d_str (di); |
1922 | do | |
1923 | { | |
1924 | d_advance (di, 1); | |
1925 | peek = d_peek_char (di); | |
1926 | } | |
1927 | while (IS_DIGIT (peek)); | |
1928 | dim = d_make_name (di, s, d_str (di) - s); | |
81dc098b ILT |
1929 | if (dim == NULL) |
1930 | return NULL; | |
1056d228 | 1931 | } |
69afa80d | 1932 | else |
bd6946d1 ILT |
1933 | { |
1934 | dim = d_expression (di); | |
1935 | if (dim == NULL) | |
1936 | return NULL; | |
1937 | } | |
69afa80d | 1938 | |
bd6946d1 ILT |
1939 | if (d_next_char (di) != '_') |
1940 | return NULL; | |
69afa80d | 1941 | |
bd6946d1 ILT |
1942 | return d_make_comp (di, D_COMP_ARRAY_TYPE, dim, d_type (di)); |
1943 | } | |
69afa80d | 1944 | |
bd6946d1 | 1945 | /* <pointer-to-member-type> ::= M <(class) type> <(member) type> */ |
69afa80d | 1946 | |
bd6946d1 ILT |
1947 | static struct d_comp * |
1948 | d_pointer_to_member_type (di) | |
1949 | struct d_info *di; | |
69afa80d | 1950 | { |
bd6946d1 ILT |
1951 | struct d_comp *cl; |
1952 | struct d_comp *mem; | |
1953 | struct d_comp **pmem; | |
69afa80d | 1954 | |
bd6946d1 ILT |
1955 | if (d_next_char (di) != 'M') |
1956 | return NULL; | |
69afa80d | 1957 | |
bd6946d1 | 1958 | cl = d_type (di); |
69afa80d | 1959 | |
bd6946d1 ILT |
1960 | /* The ABI specifies that any type can be a substitution source, and |
1961 | that M is followed by two types, and that when a CV-qualified | |
1962 | type is seen both the base type and the CV-qualified types are | |
1963 | substitution sources. The ABI also specifies that for a pointer | |
1964 | to a CV-qualified member function, the qualifiers are attached to | |
1965 | the second type. Given the grammar, a plain reading of the ABI | |
1966 | suggests that both the CV-qualified member function and the | |
1967 | non-qualified member function are substitution sources. However, | |
1968 | g++ does not work that way. g++ treats only the CV-qualified | |
1969 | member function as a substitution source. FIXME. So to work | |
1970 | with g++, we need to pull off the CV-qualifiers here, in order to | |
1971 | avoid calling add_substitution() in d_type(). */ | |
69afa80d | 1972 | |
bd6946d1 | 1973 | pmem = d_cv_qualifiers (di, &mem); |
81dc098b ILT |
1974 | if (pmem == NULL) |
1975 | return NULL; | |
bd6946d1 | 1976 | *pmem = d_type (di); |
69afa80d | 1977 | |
bd6946d1 | 1978 | return d_make_comp (di, D_COMP_PTRMEM_TYPE, cl, mem); |
69afa80d AS |
1979 | } |
1980 | ||
bd6946d1 ILT |
1981 | /* <template-param> ::= T_ |
1982 | ::= T <(parameter-2 non-negative) number> _ | |
1983 | */ | |
69afa80d | 1984 | |
bd6946d1 ILT |
1985 | static struct d_comp * |
1986 | d_template_param (di) | |
1987 | struct d_info *di; | |
69afa80d | 1988 | { |
bd6946d1 | 1989 | long param; |
69afa80d | 1990 | |
bd6946d1 ILT |
1991 | if (d_next_char (di) != 'T') |
1992 | return NULL; | |
69afa80d | 1993 | |
bd6946d1 ILT |
1994 | if (d_peek_char (di) == '_') |
1995 | param = 0; | |
1996 | else | |
1997 | { | |
1998 | param = d_number (di); | |
1999 | if (param < 0) | |
2000 | return NULL; | |
2001 | param += 1; | |
2002 | } | |
051664b0 | 2003 | |
bd6946d1 ILT |
2004 | if (d_next_char (di) != '_') |
2005 | return NULL; | |
69afa80d | 2006 | |
bd6946d1 | 2007 | return d_make_template_param (di, param); |
69afa80d AS |
2008 | } |
2009 | ||
bd6946d1 ILT |
2010 | /* <template-args> ::= I <template-arg>+ E */ |
2011 | ||
2012 | static struct d_comp * | |
2013 | d_template_args (di) | |
2014 | struct d_info *di; | |
69afa80d | 2015 | { |
bd6946d1 ILT |
2016 | struct d_comp *hold_last_name; |
2017 | struct d_comp *al; | |
2018 | struct d_comp **pal; | |
69afa80d | 2019 | |
bd6946d1 ILT |
2020 | /* Preserve the last name we saw--don't let the template arguments |
2021 | clobber it, as that would give us the wrong name for a subsequent | |
2022 | constructor or destructor. */ | |
2023 | hold_last_name = di->last_name; | |
69afa80d | 2024 | |
bd6946d1 ILT |
2025 | if (d_next_char (di) != 'I') |
2026 | return NULL; | |
69afa80d | 2027 | |
bd6946d1 ILT |
2028 | al = NULL; |
2029 | pal = &al; | |
69afa80d AS |
2030 | while (1) |
2031 | { | |
bd6946d1 ILT |
2032 | struct d_comp *a; |
2033 | ||
2034 | a = d_template_arg (di); | |
2035 | if (a == NULL) | |
2036 | return NULL; | |
2037 | ||
2038 | *pal = d_make_comp (di, D_COMP_TEMPLATE_ARGLIST, a, NULL); | |
81dc098b ILT |
2039 | if (*pal == NULL) |
2040 | return NULL; | |
bd6946d1 ILT |
2041 | pal = &d_right (*pal); |
2042 | ||
2043 | if (d_peek_char (di) == 'E') | |
051664b0 | 2044 | { |
bd6946d1 ILT |
2045 | d_advance (di, 1); |
2046 | break; | |
051664b0 | 2047 | } |
69afa80d AS |
2048 | } |
2049 | ||
bd6946d1 ILT |
2050 | di->last_name = hold_last_name; |
2051 | ||
2052 | return al; | |
69afa80d AS |
2053 | } |
2054 | ||
bd6946d1 ILT |
2055 | /* <template-arg> ::= <type> |
2056 | ::= X <expression> E | |
2057 | ::= <expr-primary> | |
2058 | */ | |
69afa80d | 2059 | |
bd6946d1 ILT |
2060 | static struct d_comp * |
2061 | d_template_arg (di) | |
2062 | struct d_info *di; | |
69afa80d | 2063 | { |
bd6946d1 | 2064 | struct d_comp *ret; |
051664b0 | 2065 | |
bd6946d1 | 2066 | switch (d_peek_char (di)) |
69afa80d | 2067 | { |
bd6946d1 ILT |
2068 | case 'X': |
2069 | d_advance (di, 1); | |
2070 | ret = d_expression (di); | |
2071 | if (d_next_char (di) != 'E') | |
2072 | return NULL; | |
2073 | return ret; | |
28a34ec1 | 2074 | |
bd6946d1 ILT |
2075 | case 'L': |
2076 | return d_expr_primary (di); | |
69afa80d | 2077 | |
bd6946d1 ILT |
2078 | default: |
2079 | return d_type (di); | |
31e0ab1f | 2080 | } |
69afa80d AS |
2081 | } |
2082 | ||
bd6946d1 ILT |
2083 | /* <expression> ::= <(unary) operator-name> <expression> |
2084 | ::= <(binary) operator-name> <expression> <expression> | |
2085 | ::= <(trinary) operator-name> <expression> <expression> <expression> | |
2086 | ::= st <type> | |
2087 | ::= <template-param> | |
2088 | ::= sr <type> <unqualified-name> | |
2089 | ::= sr <type> <unqualified-name> <template-args> | |
2090 | ::= <expr-primary> | |
2091 | */ | |
2092 | ||
2093 | static struct d_comp * | |
2094 | d_expression (di) | |
2095 | struct d_info *di; | |
69afa80d | 2096 | { |
bd6946d1 | 2097 | char peek; |
69afa80d | 2098 | |
bd6946d1 ILT |
2099 | peek = d_peek_char (di); |
2100 | if (peek == 'L') | |
2101 | return d_expr_primary (di); | |
2102 | else if (peek == 'T') | |
2103 | return d_template_param (di); | |
2104 | else if (peek == 's' && d_peek_next_char (di) == 'r') | |
69afa80d | 2105 | { |
bd6946d1 ILT |
2106 | struct d_comp *type; |
2107 | struct d_comp *name; | |
69afa80d | 2108 | |
bd6946d1 ILT |
2109 | d_advance (di, 2); |
2110 | type = d_type (di); | |
2111 | name = d_unqualified_name (di); | |
2112 | if (d_peek_char (di) != 'I') | |
2113 | return d_make_comp (di, D_COMP_QUAL_NAME, type, name); | |
2114 | else | |
2115 | return d_make_comp (di, D_COMP_QUAL_NAME, type, | |
2116 | d_make_comp (di, D_COMP_TEMPLATE, name, | |
2117 | d_template_args (di))); | |
5d69ba1f | 2118 | } |
bd6946d1 | 2119 | else |
69afa80d | 2120 | { |
bd6946d1 ILT |
2121 | struct d_comp *op; |
2122 | int args; | |
69afa80d | 2123 | |
bd6946d1 ILT |
2124 | op = d_operator_name (di); |
2125 | if (op == NULL) | |
2126 | return NULL; | |
69afa80d | 2127 | |
bd6946d1 ILT |
2128 | if (op->type == D_COMP_OPERATOR |
2129 | && strcmp (op->u.s_operator.op->code, "st") == 0) | |
2130 | return d_make_comp (di, D_COMP_UNARY, op, d_type (di)); | |
69afa80d | 2131 | |
bd6946d1 ILT |
2132 | switch (op->type) |
2133 | { | |
2134 | default: | |
2135 | return NULL; | |
2136 | case D_COMP_OPERATOR: | |
2137 | args = op->u.s_operator.op->args; | |
2138 | break; | |
2139 | case D_COMP_EXTENDED_OPERATOR: | |
2140 | args = op->u.s_extended_operator.args; | |
2141 | break; | |
2142 | case D_COMP_CAST: | |
2143 | args = 1; | |
2144 | break; | |
2145 | } | |
2146 | ||
2147 | switch (args) | |
2148 | { | |
2149 | case 1: | |
2150 | return d_make_comp (di, D_COMP_UNARY, op, d_expression (di)); | |
2151 | case 2: | |
2152 | { | |
2153 | struct d_comp *left; | |
2154 | ||
2155 | left = d_expression (di); | |
2156 | return d_make_comp (di, D_COMP_BINARY, op, | |
2157 | d_make_comp (di, D_COMP_BINARY_ARGS, left, | |
2158 | d_expression (di))); | |
2159 | } | |
2160 | case 3: | |
2161 | { | |
2162 | struct d_comp *first; | |
2163 | struct d_comp *second; | |
2164 | ||
2165 | first = d_expression (di); | |
2166 | second = d_expression (di); | |
2167 | return d_make_comp (di, D_COMP_TRINARY, op, | |
2168 | d_make_comp (di, D_COMP_TRINARY_ARG1, first, | |
2169 | d_make_comp (di, | |
2170 | D_COMP_TRINARY_ARG2, | |
2171 | second, | |
2172 | d_expression (di)))); | |
2173 | } | |
2174 | default: | |
2175 | return NULL; | |
2176 | } | |
69afa80d AS |
2177 | } |
2178 | } | |
2179 | ||
bd6946d1 ILT |
2180 | /* <expr-primary> ::= L <type> <(value) number> E |
2181 | ::= L <type> <(value) float> E | |
2182 | ::= L <mangled-name> E | |
2183 | */ | |
92a16bbe | 2184 | |
bd6946d1 ILT |
2185 | static struct d_comp * |
2186 | d_expr_primary (di) | |
2187 | struct d_info *di; | |
92a16bbe | 2188 | { |
bd6946d1 | 2189 | struct d_comp *ret; |
92a16bbe | 2190 | |
bd6946d1 ILT |
2191 | if (d_next_char (di) != 'L') |
2192 | return NULL; | |
2193 | if (d_peek_char (di) == '_') | |
81dc098b | 2194 | ret = d_mangled_name (di, 0); |
bd6946d1 | 2195 | else |
92a16bbe | 2196 | { |
bd6946d1 ILT |
2197 | struct d_comp *type; |
2198 | const char *s; | |
2199 | ||
2200 | type = d_type (di); | |
2201 | ||
2202 | /* Rather than try to interpret the literal value, we just | |
2203 | collect it as a string. Note that it's possible to have a | |
2204 | floating point literal here. The ABI specifies that the | |
2205 | format of such literals is machine independent. That's fine, | |
2206 | but what's not fine is that versions of g++ up to 3.2 with | |
2207 | -fabi-version=1 used upper case letters in the hex constant, | |
2208 | and dumped out gcc's internal representation. That makes it | |
2209 | hard to tell where the constant ends, and hard to dump the | |
2210 | constant in any readable form anyhow. We don't attempt to | |
2211 | handle these cases. */ | |
2212 | ||
2213 | s = d_str (di); | |
2214 | while (d_peek_char (di) != 'E') | |
2215 | d_advance (di, 1); | |
2216 | ret = d_make_comp (di, D_COMP_LITERAL, type, | |
2217 | d_make_name (di, s, d_str (di) - s)); | |
2218 | } | |
2219 | if (d_next_char (di) != 'E') | |
2220 | return NULL; | |
2221 | return ret; | |
92a16bbe AS |
2222 | } |
2223 | ||
bd6946d1 ILT |
2224 | /* <local-name> ::= Z <(function) encoding> E <(entity) name> [<discriminator>] |
2225 | ::= Z <(function) encoding> E s [<discriminator>] | |
2226 | */ | |
92a16bbe | 2227 | |
bd6946d1 ILT |
2228 | static struct d_comp * |
2229 | d_local_name (di) | |
2230 | struct d_info *di; | |
92a16bbe | 2231 | { |
bd6946d1 | 2232 | struct d_comp *function; |
92a16bbe | 2233 | |
bd6946d1 ILT |
2234 | if (d_next_char (di) != 'Z') |
2235 | return NULL; | |
92a16bbe | 2236 | |
ad07f5e5 | 2237 | function = d_encoding (di, 0); |
92a16bbe | 2238 | |
bd6946d1 ILT |
2239 | if (d_next_char (di) != 'E') |
2240 | return NULL; | |
92a16bbe | 2241 | |
bd6946d1 | 2242 | if (d_peek_char (di) == 's') |
92a16bbe | 2243 | { |
bd6946d1 ILT |
2244 | d_advance (di, 1); |
2245 | if (! d_discriminator (di)) | |
2246 | return NULL; | |
2247 | return d_make_comp (di, D_COMP_QUAL_NAME, function, | |
2248 | d_make_name (di, "string literal", | |
2249 | sizeof "string literal" - 1)); | |
92a16bbe | 2250 | } |
bd6946d1 | 2251 | else |
92a16bbe | 2252 | { |
bd6946d1 | 2253 | struct d_comp *name; |
92a16bbe | 2254 | |
bd6946d1 ILT |
2255 | name = d_name (di); |
2256 | if (! d_discriminator (di)) | |
2257 | return NULL; | |
2258 | return d_make_comp (di, D_COMP_QUAL_NAME, function, name); | |
92a16bbe | 2259 | } |
92a16bbe AS |
2260 | } |
2261 | ||
bd6946d1 | 2262 | /* <discriminator> ::= _ <(non-negative) number> |
69afa80d | 2263 | |
bd6946d1 ILT |
2264 | We demangle the discriminator, but we don't print it out. FIXME: |
2265 | We should print it out in verbose mode. */ | |
92a16bbe | 2266 | |
bd6946d1 ILT |
2267 | static int |
2268 | d_discriminator (di) | |
2269 | struct d_info *di; | |
2270 | { | |
2271 | long discrim; | |
92a16bbe | 2272 | |
bd6946d1 ILT |
2273 | if (d_peek_char (di) != '_') |
2274 | return 1; | |
2275 | d_advance (di, 1); | |
2276 | discrim = d_number (di); | |
2277 | if (discrim < 0) | |
2278 | return 0; | |
2279 | return 1; | |
2280 | } | |
69afa80d | 2281 | |
bd6946d1 | 2282 | /* Add a new substitution. */ |
69afa80d | 2283 | |
bd6946d1 ILT |
2284 | static int |
2285 | d_add_substitution (di, dc) | |
2286 | struct d_info *di; | |
2287 | struct d_comp *dc; | |
69afa80d | 2288 | { |
81dc098b ILT |
2289 | if (dc == NULL) |
2290 | return 0; | |
bd6946d1 ILT |
2291 | if (di->next_sub >= di->num_subs) |
2292 | return 0; | |
2293 | di->subs[di->next_sub] = dc; | |
2294 | ++di->next_sub; | |
2295 | return 1; | |
2296 | } | |
2297 | ||
2298 | /* <substitution> ::= S <seq-id> _ | |
2299 | ::= S_ | |
2300 | ::= St | |
2301 | ::= Sa | |
2302 | ::= Sb | |
2303 | ::= Ss | |
2304 | ::= Si | |
2305 | ::= So | |
2306 | ::= Sd | |
2307 | */ | |
69afa80d | 2308 | |
bd6946d1 ILT |
2309 | static struct d_comp * |
2310 | d_substitution (di) | |
2311 | struct d_info *di; | |
2312 | { | |
2313 | char c; | |
69afa80d | 2314 | |
bd6946d1 ILT |
2315 | if (d_next_char (di) != 'S') |
2316 | return NULL; | |
056400f1 | 2317 | |
bd6946d1 ILT |
2318 | c = d_next_char (di); |
2319 | if (c == '_' || IS_DIGIT (c) || (c >= 'A' && c <= 'Z')) | |
69afa80d | 2320 | { |
bd6946d1 | 2321 | int id; |
69afa80d | 2322 | |
bd6946d1 ILT |
2323 | id = 0; |
2324 | if (c != '_') | |
69afa80d | 2325 | { |
bd6946d1 | 2326 | do |
69afa80d | 2327 | { |
bd6946d1 ILT |
2328 | if (IS_DIGIT (c)) |
2329 | id = id * 36 + c - '0'; | |
2330 | else if (c >= 'A' && c <= 'Z') | |
2331 | id = id * 36 + c - 'A' + 10; | |
2332 | else | |
2333 | return NULL; | |
2334 | c = d_next_char (di); | |
69afa80d | 2335 | } |
bd6946d1 | 2336 | while (c != '_'); |
69afa80d | 2337 | |
bd6946d1 | 2338 | ++id; |
69afa80d | 2339 | } |
69afa80d | 2340 | |
bd6946d1 ILT |
2341 | if (id >= di->next_sub) |
2342 | return NULL; | |
69afa80d | 2343 | |
bd6946d1 | 2344 | return di->subs[id]; |
69afa80d | 2345 | } |
bd6946d1 | 2346 | else |
69afa80d | 2347 | { |
bd6946d1 | 2348 | switch (c) |
7dce2eff | 2349 | { |
bd6946d1 ILT |
2350 | case 't': |
2351 | return d_make_sub (di, "std"); | |
2352 | case 'a': | |
2353 | di->last_name = d_make_sub (di, "allocator"); | |
2354 | return d_make_sub (di, "std::allocator"); | |
2355 | case 'b': | |
2356 | di->last_name = d_make_sub (di, "basic_string"); | |
2357 | return d_make_sub (di, "std::basic_string"); | |
2358 | case 's': | |
2359 | di->last_name = d_make_sub (di, "string"); | |
2360 | return d_make_sub (di, "std::string"); | |
2361 | case 'i': | |
2362 | di->last_name = d_make_sub (di, "istream"); | |
2363 | return d_make_sub (di, "std::istream"); | |
2364 | case 'o': | |
2365 | di->last_name = d_make_sub (di, "ostream"); | |
2366 | return d_make_sub (di, "std::ostream"); | |
2367 | case 'd': | |
2368 | di->last_name = d_make_sub (di, "iostream"); | |
2369 | return d_make_sub (di, "std::iostream"); | |
2370 | default: | |
2371 | return NULL; | |
69afa80d AS |
2372 | } |
2373 | } | |
69afa80d AS |
2374 | } |
2375 | ||
bd6946d1 | 2376 | /* Resize the print buffer. */ |
69afa80d | 2377 | |
bd6946d1 ILT |
2378 | static void |
2379 | d_print_resize (dpi, add) | |
2380 | struct d_print_info *dpi; | |
2381 | size_t add; | |
2382 | { | |
2383 | size_t need; | |
69afa80d | 2384 | |
81dc098b ILT |
2385 | if (dpi->buf == NULL) |
2386 | return; | |
bd6946d1 ILT |
2387 | need = dpi->len + add; |
2388 | while (need > dpi->alc) | |
69afa80d | 2389 | { |
bd6946d1 ILT |
2390 | size_t newalc; |
2391 | char *newbuf; | |
0870bfd6 | 2392 | |
bd6946d1 ILT |
2393 | newalc = dpi->alc * 2; |
2394 | newbuf = realloc (dpi->buf, newalc); | |
2395 | if (newbuf == NULL) | |
820555e6 | 2396 | { |
bd6946d1 ILT |
2397 | free (dpi->buf); |
2398 | dpi->buf = NULL; | |
2399 | dpi->allocation_failure = 1; | |
2400 | return; | |
69afa80d | 2401 | } |
bd6946d1 ILT |
2402 | dpi->buf = newbuf; |
2403 | dpi->alc = newalc; | |
31e0ab1f | 2404 | } |
bd6946d1 | 2405 | } |
820555e6 | 2406 | |
bd6946d1 | 2407 | /* Append a character to the print buffer. */ |
820555e6 | 2408 | |
bd6946d1 ILT |
2409 | static void |
2410 | d_print_append_char (dpi, c) | |
2411 | struct d_print_info *dpi; | |
2412 | int c; | |
2413 | { | |
2414 | if (dpi->buf != NULL) | |
2415 | { | |
2416 | if (dpi->len >= dpi->alc) | |
2417 | { | |
2418 | d_print_resize (dpi, 1); | |
2419 | if (dpi->buf == NULL) | |
2420 | return; | |
2421 | } | |
820555e6 | 2422 | |
bd6946d1 ILT |
2423 | dpi->buf[dpi->len] = c; |
2424 | ++dpi->len; | |
31e0ab1f | 2425 | } |
69afa80d AS |
2426 | } |
2427 | ||
bd6946d1 ILT |
2428 | /* Append a buffer to the print buffer. */ |
2429 | ||
2430 | static void | |
2431 | d_print_append_buffer (dpi, s, l) | |
2432 | struct d_print_info *dpi; | |
2433 | const char *s; | |
2434 | size_t l; | |
69afa80d | 2435 | { |
bd6946d1 | 2436 | if (dpi->buf != NULL) |
69afa80d | 2437 | { |
bd6946d1 | 2438 | if (dpi->len + l > dpi->alc) |
69afa80d | 2439 | { |
bd6946d1 ILT |
2440 | d_print_resize (dpi, l); |
2441 | if (dpi->buf == NULL) | |
2442 | return; | |
69afa80d | 2443 | } |
69afa80d | 2444 | |
bd6946d1 ILT |
2445 | memcpy (dpi->buf + dpi->len, s, l); |
2446 | dpi->len += l; | |
2447 | } | |
69afa80d AS |
2448 | } |
2449 | ||
bd6946d1 | 2450 | /* Indicate that an error occurred during printing. */ |
69afa80d | 2451 | |
bd6946d1 ILT |
2452 | static void |
2453 | d_print_error (dpi) | |
2454 | struct d_print_info *dpi; | |
3b60dd8e | 2455 | { |
bd6946d1 ILT |
2456 | free (dpi->buf); |
2457 | dpi->buf = NULL; | |
2458 | } | |
3b60dd8e | 2459 | |
bd6946d1 ILT |
2460 | /* Turn components into a human readable string. Returns a string |
2461 | allocated by malloc, or NULL on error. On success, this sets *PALC | |
2462 | to the size of the allocated buffer. On failure, this sets *PALC | |
2463 | to 0 for a bad parse, or to 1 for a memory allocation failure. */ | |
69afa80d | 2464 | |
bd6946d1 ILT |
2465 | static char * |
2466 | d_print (options, dc, palc) | |
2467 | int options; | |
2468 | const struct d_comp *dc; | |
2469 | size_t *palc; | |
2470 | { | |
2471 | struct d_print_info dpi; | |
69afa80d | 2472 | |
bd6946d1 | 2473 | dpi.options = options; |
69afa80d | 2474 | |
bd6946d1 ILT |
2475 | dpi.alc = 64; |
2476 | dpi.buf = malloc (dpi.alc); | |
2477 | if (dpi.buf == NULL) | |
69afa80d | 2478 | { |
bd6946d1 ILT |
2479 | *palc = 1; |
2480 | return NULL; | |
69afa80d | 2481 | } |
69afa80d | 2482 | |
bd6946d1 ILT |
2483 | dpi.len = 0; |
2484 | dpi.templates = NULL; | |
2485 | dpi.modifiers = NULL; | |
69afa80d | 2486 | |
bd6946d1 | 2487 | dpi.allocation_failure = 0; |
69afa80d | 2488 | |
bd6946d1 | 2489 | d_print_comp (&dpi, dc); |
69afa80d | 2490 | |
bd6946d1 | 2491 | d_append_char (&dpi, '\0'); |
69afa80d | 2492 | |
bd6946d1 ILT |
2493 | if (dpi.buf != NULL) |
2494 | *palc = dpi.alc; | |
2495 | else | |
2496 | *palc = dpi.allocation_failure; | |
69afa80d | 2497 | |
bd6946d1 | 2498 | return dpi.buf; |
69afa80d AS |
2499 | } |
2500 | ||
bd6946d1 | 2501 | /* Subroutine to handle components. */ |
69afa80d | 2502 | |
bd6946d1 ILT |
2503 | static void |
2504 | d_print_comp (dpi, dc) | |
2505 | struct d_print_info *dpi; | |
2506 | const struct d_comp *dc; | |
69afa80d | 2507 | { |
bd6946d1 | 2508 | if (dc == NULL) |
69afa80d | 2509 | { |
bd6946d1 ILT |
2510 | d_print_error (dpi); |
2511 | return; | |
69afa80d | 2512 | } |
bd6946d1 ILT |
2513 | if (d_print_saw_error (dpi)) |
2514 | return; | |
69afa80d | 2515 | |
bd6946d1 | 2516 | switch (dc->type) |
69afa80d | 2517 | { |
bd6946d1 ILT |
2518 | case D_COMP_NAME: |
2519 | d_print_identifier (dpi, dc->u.s_name.s, dc->u.s_name.len); | |
2520 | return; | |
69afa80d | 2521 | |
bd6946d1 ILT |
2522 | case D_COMP_QUAL_NAME: |
2523 | d_print_comp (dpi, d_left (dc)); | |
2524 | d_append_string (dpi, (dpi->options & DMGL_JAVA) == 0 ? "::" : "."); | |
2525 | d_print_comp (dpi, d_right (dc)); | |
2526 | return; | |
69afa80d | 2527 | |
bd6946d1 ILT |
2528 | case D_COMP_TYPED_NAME: |
2529 | { | |
2530 | const struct d_comp *typed_name; | |
2531 | struct d_print_mod dpm; | |
2532 | struct d_print_template dpt; | |
2533 | ||
2534 | /* Pass the name down to the type so that it can be printed in | |
2535 | the right place for the type. If the name has | |
2536 | CV-qualifiers, they are really method qualifiers; pull them | |
2537 | off now and print them after everything else. Note that we | |
2538 | don't handle D_COMP_VENDOR_TYPE_QUAL here; it's not | |
2539 | accepted by d_cv_qualifiers() either. */ | |
2540 | typed_name = d_left (dc); | |
2541 | while (typed_name != NULL | |
2542 | && (typed_name->type == D_COMP_RESTRICT | |
2543 | || typed_name->type == D_COMP_VOLATILE | |
2544 | || typed_name->type == D_COMP_CONST)) | |
2545 | typed_name = d_left (typed_name); | |
2546 | ||
2547 | dpm.next = dpi->modifiers; | |
2548 | dpi->modifiers = &dpm; | |
2549 | dpm.mod = typed_name; | |
2550 | dpm.printed = 0; | |
81dc098b | 2551 | dpm.templates = dpi->templates; |
bd6946d1 ILT |
2552 | |
2553 | /* If typed_name is a template, then it applies to the | |
2554 | function type as well. */ | |
2555 | if (typed_name->type == D_COMP_TEMPLATE) | |
2556 | { | |
2557 | dpt.next = dpi->templates; | |
2558 | dpi->templates = &dpt; | |
2559 | dpt.template = typed_name; | |
2560 | } | |
69afa80d | 2561 | |
bd6946d1 | 2562 | d_print_comp (dpi, d_right (dc)); |
1056d228 | 2563 | |
bd6946d1 ILT |
2564 | if (typed_name->type == D_COMP_TEMPLATE) |
2565 | dpi->templates = dpt.next; | |
69afa80d | 2566 | |
bd6946d1 ILT |
2567 | /* If the modifier didn't get printed by the type, print it |
2568 | now. */ | |
2569 | if (! dpm.printed) | |
2570 | { | |
2571 | d_append_char (dpi, ' '); | |
2572 | d_print_comp (dpi, typed_name); | |
2573 | } | |
69afa80d | 2574 | |
bd6946d1 | 2575 | dpi->modifiers = dpm.next; |
69afa80d | 2576 | |
bd6946d1 ILT |
2577 | /* Now print any CV-qualifiers on the type. */ |
2578 | typed_name = d_left (dc); | |
2579 | while (typed_name != NULL | |
2580 | && (typed_name->type == D_COMP_RESTRICT | |
2581 | || typed_name->type == D_COMP_VOLATILE | |
2582 | || typed_name->type == D_COMP_CONST)) | |
2583 | { | |
2584 | d_print_mod (dpi, typed_name); | |
2585 | typed_name = d_left (typed_name); | |
2586 | } | |
69afa80d | 2587 | |
bd6946d1 ILT |
2588 | return; |
2589 | } | |
69afa80d | 2590 | |
bd6946d1 | 2591 | case D_COMP_TEMPLATE: |
81dc098b ILT |
2592 | { |
2593 | struct d_print_mod *hold_dpm; | |
2594 | ||
2595 | /* Don't push modifiers into a template definition. Doing so | |
2596 | could give the wrong definition for a template argument. | |
2597 | Instead, treat the template essentially as a name. */ | |
2598 | ||
2599 | hold_dpm = dpi->modifiers; | |
2600 | dpi->modifiers = NULL; | |
2601 | ||
2602 | d_print_comp (dpi, d_left (dc)); | |
2603 | d_append_char (dpi, '<'); | |
2604 | d_print_comp (dpi, d_right (dc)); | |
2605 | /* Avoid generating two consecutive '>' characters, to avoid | |
2606 | the C++ syntactic ambiguity. */ | |
2607 | if (dpi->buf != NULL && dpi->buf[dpi->len - 1] == '>') | |
2608 | d_append_char (dpi, ' '); | |
2609 | d_append_char (dpi, '>'); | |
2610 | ||
2611 | dpi->modifiers = hold_dpm; | |
2612 | ||
2613 | return; | |
2614 | } | |
bd6946d1 ILT |
2615 | |
2616 | case D_COMP_TEMPLATE_PARAM: | |
2617 | { | |
2618 | long i; | |
2619 | struct d_comp *a; | |
2620 | struct d_print_template *hold_dpt; | |
69afa80d | 2621 | |
bd6946d1 ILT |
2622 | if (dpi->templates == NULL) |
2623 | { | |
2624 | d_print_error (dpi); | |
2625 | return; | |
2626 | } | |
2627 | i = dc->u.s_number.number; | |
2628 | for (a = d_right (dpi->templates->template); | |
2629 | a != NULL; | |
2630 | a = d_right (a)) | |
2631 | { | |
2632 | if (a->type != D_COMP_TEMPLATE_ARGLIST) | |
2633 | { | |
2634 | d_print_error (dpi); | |
2635 | return; | |
2636 | } | |
2637 | if (i <= 0) | |
2638 | break; | |
2639 | --i; | |
2640 | } | |
2641 | if (i != 0 || a == NULL) | |
2642 | { | |
2643 | d_print_error (dpi); | |
2644 | return; | |
2645 | } | |
0870bfd6 | 2646 | |
bd6946d1 ILT |
2647 | /* While processing this parameter, we need to pop the list of |
2648 | templates. This is because the template parameter may | |
2649 | itself be a reference to a parameter of an outer | |
2650 | template. */ | |
0870bfd6 | 2651 | |
bd6946d1 ILT |
2652 | hold_dpt = dpi->templates; |
2653 | dpi->templates = hold_dpt->next; | |
69afa80d | 2654 | |
bd6946d1 | 2655 | d_print_comp (dpi, d_left (a)); |
051664b0 | 2656 | |
bd6946d1 | 2657 | dpi->templates = hold_dpt; |
0870bfd6 | 2658 | |
bd6946d1 ILT |
2659 | return; |
2660 | } | |
69afa80d | 2661 | |
bd6946d1 ILT |
2662 | case D_COMP_CTOR: |
2663 | d_print_comp (dpi, dc->u.s_ctor.name); | |
2664 | return; | |
2665 | ||
2666 | case D_COMP_DTOR: | |
2667 | d_append_char (dpi, '~'); | |
2668 | d_print_comp (dpi, dc->u.s_dtor.name); | |
2669 | return; | |
2670 | ||
2671 | case D_COMP_VTABLE: | |
2672 | d_append_string (dpi, "vtable for "); | |
2673 | d_print_comp (dpi, d_left (dc)); | |
2674 | return; | |
2675 | ||
2676 | case D_COMP_VTT: | |
2677 | d_append_string (dpi, "VTT for "); | |
2678 | d_print_comp (dpi, d_left (dc)); | |
2679 | return; | |
2680 | ||
2681 | case D_COMP_CONSTRUCTION_VTABLE: | |
2682 | d_append_string (dpi, "construction vtable for "); | |
2683 | d_print_comp (dpi, d_left (dc)); | |
2684 | d_append_string (dpi, "-in-"); | |
2685 | d_print_comp (dpi, d_right (dc)); | |
2686 | return; | |
2687 | ||
2688 | case D_COMP_TYPEINFO: | |
2689 | d_append_string (dpi, "typeinfo for "); | |
2690 | d_print_comp (dpi, d_left (dc)); | |
2691 | return; | |
2692 | ||
2693 | case D_COMP_TYPEINFO_NAME: | |
2694 | d_append_string (dpi, "typeinfo name for "); | |
2695 | d_print_comp (dpi, d_left (dc)); | |
2696 | return; | |
2697 | ||
2698 | case D_COMP_TYPEINFO_FN: | |
2699 | d_append_string (dpi, "typeinfo fn for "); | |
2700 | d_print_comp (dpi, d_left (dc)); | |
2701 | return; | |
2702 | ||
2703 | case D_COMP_THUNK: | |
2704 | d_append_string (dpi, "non-virtual thunk to "); | |
2705 | d_print_comp (dpi, d_left (dc)); | |
2706 | return; | |
2707 | ||
2708 | case D_COMP_VIRTUAL_THUNK: | |
2709 | d_append_string (dpi, "virtual thunk to "); | |
2710 | d_print_comp (dpi, d_left (dc)); | |
2711 | return; | |
2712 | ||
2713 | case D_COMP_COVARIANT_THUNK: | |
2714 | d_append_string (dpi, "covariant return thunk to "); | |
2715 | d_print_comp (dpi, d_left (dc)); | |
2716 | return; | |
2717 | ||
2718 | case D_COMP_JAVA_CLASS: | |
2719 | d_append_string (dpi, "java Class for "); | |
2720 | d_print_comp (dpi, d_left (dc)); | |
2721 | return; | |
2722 | ||
2723 | case D_COMP_GUARD: | |
2724 | d_append_string (dpi, "guard variable for "); | |
2725 | d_print_comp (dpi, d_left (dc)); | |
2726 | return; | |
2727 | ||
2728 | case D_COMP_REFTEMP: | |
2729 | d_append_string (dpi, "reference temporary for "); | |
2730 | d_print_comp (dpi, d_left (dc)); | |
2731 | return; | |
2732 | ||
2733 | case D_COMP_SUB_STD: | |
2734 | d_append_string (dpi, dc->u.s_string.string); | |
2735 | return; | |
2736 | ||
2737 | case D_COMP_RESTRICT: | |
2738 | case D_COMP_VOLATILE: | |
2739 | case D_COMP_CONST: | |
2740 | case D_COMP_VENDOR_TYPE_QUAL: | |
2741 | case D_COMP_POINTER: | |
2742 | case D_COMP_REFERENCE: | |
2743 | case D_COMP_COMPLEX: | |
2744 | case D_COMP_IMAGINARY: | |
2745 | { | |
2746 | /* We keep a list of modifiers on the stack. */ | |
2747 | struct d_print_mod dpm; | |
69afa80d | 2748 | |
bd6946d1 ILT |
2749 | dpm.next = dpi->modifiers; |
2750 | dpi->modifiers = &dpm; | |
2751 | dpm.mod = dc; | |
2752 | dpm.printed = 0; | |
81dc098b | 2753 | dpm.templates = dpi->templates; |
69afa80d | 2754 | |
bd6946d1 | 2755 | d_print_comp (dpi, d_left (dc)); |
0870bfd6 | 2756 | |
bd6946d1 ILT |
2757 | /* If the modifier didn't get printed by the type, print it |
2758 | now. */ | |
2759 | if (! dpm.printed) | |
2760 | d_print_mod (dpi, dc); | |
69afa80d | 2761 | |
bd6946d1 | 2762 | dpi->modifiers = dpm.next; |
69afa80d | 2763 | |
bd6946d1 ILT |
2764 | return; |
2765 | } | |
69afa80d | 2766 | |
bd6946d1 ILT |
2767 | case D_COMP_BUILTIN_TYPE: |
2768 | if ((dpi->options & DMGL_JAVA) == 0) | |
2769 | d_append_string (dpi, dc->u.s_builtin.type->name); | |
2770 | else | |
2771 | d_append_string (dpi, dc->u.s_builtin.type->java_name); | |
2772 | return; | |
69afa80d | 2773 | |
bd6946d1 ILT |
2774 | case D_COMP_VENDOR_TYPE: |
2775 | d_print_comp (dpi, d_left (dc)); | |
2776 | return; | |
69afa80d | 2777 | |
bd6946d1 ILT |
2778 | case D_COMP_FUNCTION_TYPE: |
2779 | { | |
2780 | if (d_left (dc) != NULL) | |
2781 | { | |
2782 | struct d_print_mod dpm; | |
69afa80d | 2783 | |
bd6946d1 ILT |
2784 | /* We must pass this type down as a modifier in order to |
2785 | print it in the right location. */ | |
69afa80d | 2786 | |
bd6946d1 ILT |
2787 | dpm.next = dpi->modifiers; |
2788 | dpi->modifiers = &dpm; | |
2789 | dpm.mod = dc; | |
2790 | dpm.printed = 0; | |
81dc098b | 2791 | dpm.templates = dpi->templates; |
69afa80d | 2792 | |
bd6946d1 | 2793 | d_print_comp (dpi, d_left (dc)); |
69afa80d | 2794 | |
bd6946d1 | 2795 | dpi->modifiers = dpm.next; |
69afa80d | 2796 | |
bd6946d1 ILT |
2797 | if (dpm.printed) |
2798 | return; | |
69afa80d | 2799 | |
bd6946d1 ILT |
2800 | d_append_char (dpi, ' '); |
2801 | } | |
69afa80d | 2802 | |
bd6946d1 | 2803 | d_print_function_type (dpi, dc, dpi->modifiers); |
051664b0 | 2804 | |
bd6946d1 ILT |
2805 | return; |
2806 | } | |
69afa80d | 2807 | |
bd6946d1 ILT |
2808 | case D_COMP_ARRAY_TYPE: |
2809 | { | |
2810 | struct d_print_mod dpm; | |
69afa80d | 2811 | |
bd6946d1 ILT |
2812 | /* We must pass this type down as a modifier in order to print |
2813 | multi-dimensional arrays correctly. */ | |
051664b0 | 2814 | |
bd6946d1 ILT |
2815 | dpm.next = dpi->modifiers; |
2816 | dpi->modifiers = &dpm; | |
2817 | dpm.mod = dc; | |
2818 | dpm.printed = 0; | |
81dc098b | 2819 | dpm.templates = dpi->templates; |
69afa80d | 2820 | |
bd6946d1 | 2821 | d_print_comp (dpi, d_right (dc)); |
69afa80d | 2822 | |
bd6946d1 | 2823 | dpi->modifiers = dpm.next; |
69afa80d | 2824 | |
bd6946d1 ILT |
2825 | if (dpm.printed) |
2826 | return; | |
69afa80d | 2827 | |
bd6946d1 | 2828 | d_print_array_type (dpi, dc, dpi->modifiers); |
69afa80d | 2829 | |
bd6946d1 ILT |
2830 | return; |
2831 | } | |
69afa80d | 2832 | |
bd6946d1 ILT |
2833 | case D_COMP_PTRMEM_TYPE: |
2834 | { | |
2835 | const struct d_comp *target_type; | |
2836 | struct d_print_mod dpm; | |
2837 | ||
2838 | /* Pass the name down to the type so that it can be printed in | |
2839 | the right place for the type. If the type has | |
2840 | CV-qualifiers, they are really method qualifiers; pull them | |
2841 | off now and print them after everything else. */ | |
2842 | target_type = d_right (dc); | |
2843 | while (target_type != NULL | |
2844 | && (target_type->type == D_COMP_RESTRICT | |
2845 | || target_type->type == D_COMP_VOLATILE | |
2846 | || target_type->type == D_COMP_CONST)) | |
2847 | target_type = d_left (target_type); | |
2848 | ||
2849 | dpm.next = dpi->modifiers; | |
2850 | dpi->modifiers = &dpm; | |
2851 | dpm.mod = dc; | |
2852 | dpm.printed = 0; | |
81dc098b | 2853 | dpm.templates = dpi->templates; |
bd6946d1 ILT |
2854 | |
2855 | d_print_comp (dpi, target_type); | |
2856 | ||
2857 | /* If the modifier didn't get printed by the type, print it | |
2858 | now. */ | |
2859 | if (! dpm.printed) | |
2860 | { | |
2861 | d_append_char (dpi, ' '); | |
2862 | d_print_comp (dpi, d_left (dc)); | |
2863 | d_append_string (dpi, "::*"); | |
2864 | } | |
69afa80d | 2865 | |
bd6946d1 | 2866 | dpi->modifiers = dpm.next; |
69afa80d | 2867 | |
bd6946d1 ILT |
2868 | /* Now print any CV-qualifiers on the type. */ |
2869 | target_type = d_right (dc); | |
2870 | while (target_type != NULL | |
2871 | && (target_type->type == D_COMP_RESTRICT | |
2872 | || target_type->type == D_COMP_VOLATILE | |
2873 | || target_type->type == D_COMP_CONST)) | |
2874 | { | |
2875 | d_print_mod (dpi, target_type); | |
2876 | target_type = d_left (target_type); | |
2877 | } | |
69afa80d | 2878 | |
bd6946d1 ILT |
2879 | return; |
2880 | } | |
69afa80d | 2881 | |
bd6946d1 ILT |
2882 | case D_COMP_ARGLIST: |
2883 | case D_COMP_TEMPLATE_ARGLIST: | |
2884 | d_print_comp (dpi, d_left (dc)); | |
2885 | if (d_right (dc) != NULL) | |
2886 | { | |
2887 | d_append_string (dpi, ", "); | |
2888 | d_print_comp (dpi, d_right (dc)); | |
2889 | } | |
2890 | return; | |
69afa80d | 2891 | |
bd6946d1 ILT |
2892 | case D_COMP_OPERATOR: |
2893 | { | |
2894 | char c; | |
2895 | ||
2896 | d_append_string (dpi, "operator"); | |
2897 | c = dc->u.s_operator.op->name[0]; | |
2898 | if (c >= 'a' && c <= 'z') | |
2899 | d_append_char (dpi, ' '); | |
2900 | d_append_string (dpi, dc->u.s_operator.op->name); | |
2901 | return; | |
2902 | } | |
69afa80d | 2903 | |
bd6946d1 ILT |
2904 | case D_COMP_EXTENDED_OPERATOR: |
2905 | d_append_string (dpi, "operator "); | |
2906 | d_print_comp (dpi, dc->u.s_extended_operator.name); | |
2907 | return; | |
69afa80d | 2908 | |
bd6946d1 ILT |
2909 | case D_COMP_CAST: |
2910 | d_append_string (dpi, "operator "); | |
2911 | d_print_cast (dpi, dc); | |
2912 | return; | |
69afa80d | 2913 | |
bd6946d1 ILT |
2914 | case D_COMP_UNARY: |
2915 | if (d_left (dc)->type != D_COMP_CAST) | |
2916 | d_print_expr_op (dpi, d_left (dc)); | |
2917 | else | |
69afa80d | 2918 | { |
bd6946d1 ILT |
2919 | d_append_string (dpi, "(("); |
2920 | d_print_cast (dpi, d_left (dc)); | |
2921 | d_append_char (dpi, ')'); | |
69afa80d | 2922 | } |
bd6946d1 ILT |
2923 | d_append_char (dpi, '('); |
2924 | d_print_comp (dpi, d_right (dc)); | |
2925 | d_append_char (dpi, ')'); | |
2926 | if (d_left (dc)->type == D_COMP_CAST) | |
2927 | d_append_char (dpi, ')'); | |
2928 | return; | |
2929 | ||
2930 | case D_COMP_BINARY: | |
2931 | if (d_right (dc)->type != D_COMP_BINARY_ARGS) | |
69afa80d | 2932 | { |
bd6946d1 ILT |
2933 | d_print_error (dpi); |
2934 | return; | |
69afa80d | 2935 | } |
bd6946d1 ILT |
2936 | d_append_char (dpi, '('); |
2937 | d_print_comp (dpi, d_left (d_right (dc))); | |
2938 | d_append_string (dpi, ") "); | |
2939 | d_print_expr_op (dpi, d_left (dc)); | |
2940 | d_append_string (dpi, " ("); | |
2941 | d_print_comp (dpi, d_right (d_right (dc))); | |
2942 | d_append_char (dpi, ')'); | |
2943 | return; | |
2944 | ||
2945 | case D_COMP_BINARY_ARGS: | |
2946 | /* We should only see this as part of D_COMP_BINARY. */ | |
2947 | d_print_error (dpi); | |
2948 | return; | |
2949 | ||
2950 | case D_COMP_TRINARY: | |
2951 | if (d_right (dc)->type != D_COMP_TRINARY_ARG1 | |
2952 | || d_right (d_right (dc))->type != D_COMP_TRINARY_ARG2) | |
2953 | { | |
2954 | d_print_error (dpi); | |
2955 | return; | |
2956 | } | |
2957 | d_append_char (dpi, '('); | |
2958 | d_print_comp (dpi, d_left (d_right (dc))); | |
2959 | d_append_string (dpi, ") "); | |
2960 | d_print_expr_op (dpi, d_left (dc)); | |
2961 | d_append_string (dpi, " ("); | |
2962 | d_print_comp (dpi, d_left (d_right (d_right (dc)))); | |
2963 | d_append_string (dpi, ") : ("); | |
2964 | d_print_comp (dpi, d_right (d_right (d_right (dc)))); | |
2965 | d_append_char (dpi, ')'); | |
2966 | return; | |
2967 | ||
2968 | case D_COMP_TRINARY_ARG1: | |
2969 | case D_COMP_TRINARY_ARG2: | |
2970 | /* We should only see these are part of D_COMP_TRINARY. */ | |
2971 | d_print_error (dpi); | |
2972 | return; | |
2973 | ||
2974 | case D_COMP_LITERAL: | |
2975 | /* For some builtin types, produce simpler output. */ | |
2976 | if (d_left (dc)->type == D_COMP_BUILTIN_TYPE) | |
2977 | { | |
2978 | switch (d_left (dc)->u.s_builtin.type->print) | |
2979 | { | |
2980 | case D_PRINT_INT: | |
2981 | if (d_right (dc)->type == D_COMP_NAME) | |
2982 | { | |
2983 | d_print_comp (dpi, d_right (dc)); | |
2984 | return; | |
2985 | } | |
2986 | break; | |
2987 | ||
2988 | case D_PRINT_LONG: | |
2989 | if (d_right (dc)->type == D_COMP_NAME) | |
2990 | { | |
2991 | d_print_comp (dpi, d_right (dc)); | |
2992 | d_append_char (dpi, 'l'); | |
2993 | return; | |
2994 | } | |
2995 | break; | |
69afa80d | 2996 | |
bd6946d1 ILT |
2997 | case D_PRINT_BOOL: |
2998 | if (d_right (dc)->type == D_COMP_NAME | |
2999 | && d_right (dc)->u.s_name.len == 1) | |
3000 | { | |
3001 | switch (d_right (dc)->u.s_name.s[0]) | |
3002 | { | |
3003 | case '0': | |
3004 | d_append_string (dpi, "false"); | |
3005 | return; | |
3006 | case '1': | |
3007 | d_append_string (dpi, "true"); | |
3008 | return; | |
3009 | default: | |
3010 | break; | |
3011 | } | |
3012 | } | |
3013 | break; | |
051664b0 | 3014 | |
bd6946d1 ILT |
3015 | default: |
3016 | break; | |
3017 | } | |
3018 | } | |
69afa80d | 3019 | |
bd6946d1 ILT |
3020 | d_append_char (dpi, '('); |
3021 | d_print_comp (dpi, d_left (dc)); | |
3022 | d_append_char (dpi, ')'); | |
3023 | d_print_comp (dpi, d_right (dc)); | |
3024 | return; | |
69afa80d | 3025 | |
bd6946d1 ILT |
3026 | default: |
3027 | d_print_error (dpi); | |
3028 | return; | |
3029 | } | |
69afa80d AS |
3030 | } |
3031 | ||
bd6946d1 | 3032 | /* Print an identifier. */ |
69afa80d | 3033 | |
bd6946d1 ILT |
3034 | static void |
3035 | d_print_identifier (dpi, name, len) | |
3036 | struct d_print_info *dpi; | |
3037 | const char *name; | |
3038 | int len; | |
69afa80d | 3039 | { |
bd6946d1 ILT |
3040 | if ((dpi->options & DMGL_JAVA) == 0) |
3041 | d_append_buffer (dpi, name, len); | |
3042 | else | |
69afa80d | 3043 | { |
bd6946d1 ILT |
3044 | const char *p; |
3045 | const char *end; | |
69afa80d | 3046 | |
bd6946d1 ILT |
3047 | /* For Java we try to handle encoded extended Unicode |
3048 | characters. The C++ ABI doesn't mention Unicode encoding, so | |
3049 | we don't it for C++. Characters are encoded as | |
3050 | __U<hex-char>+_. */ | |
3051 | end = name + len; | |
3052 | for (p = name; p < end; ++p) | |
69afa80d | 3053 | { |
bd6946d1 ILT |
3054 | if (end - p > 3 |
3055 | && p[0] == '_' | |
3056 | && p[1] == '_' | |
3057 | && p[2] == 'U') | |
3058 | { | |
3059 | unsigned long c; | |
3060 | const char *q; | |
69afa80d | 3061 | |
bd6946d1 ILT |
3062 | c = 0; |
3063 | for (q = p + 3; q < end; ++q) | |
3064 | { | |
3065 | int dig; | |
3066 | ||
3067 | if (*q >= '0' && *q <= '9') | |
3068 | dig = *q - '0'; | |
3069 | else if (*q >= 'A' && *q <= 'F') | |
3070 | dig = *q - 'A' + 10; | |
3071 | else if (*q >= 'a' && *q <= 'f') | |
3072 | dig = *q - 'a' + 10; | |
3073 | else | |
3074 | break; | |
3075 | ||
3076 | c = c * 16 + dig; | |
3077 | } | |
3078 | /* If the Unicode character is larger than 256, we don't | |
3079 | try to deal with it here. FIXME. */ | |
3080 | if (q < end && *q == '_' && c < 256) | |
3081 | { | |
3082 | d_append_char (dpi, c); | |
3083 | p = q; | |
3084 | continue; | |
3085 | } | |
3086 | } | |
69afa80d | 3087 | |
bd6946d1 ILT |
3088 | d_append_char (dpi, *p); |
3089 | } | |
69afa80d | 3090 | } |
69afa80d AS |
3091 | } |
3092 | ||
bd6946d1 | 3093 | /* Print a list of modifiers. */ |
69afa80d | 3094 | |
bd6946d1 ILT |
3095 | static void |
3096 | d_print_mod_list (dpi, mods) | |
3097 | struct d_print_info *dpi; | |
3098 | struct d_print_mod *mods; | |
69afa80d | 3099 | { |
81dc098b ILT |
3100 | struct d_print_template *hold_dpt; |
3101 | ||
bd6946d1 ILT |
3102 | if (mods == NULL || mods->printed || d_print_saw_error (dpi)) |
3103 | return; | |
69afa80d | 3104 | |
81dc098b ILT |
3105 | mods->printed = 1; |
3106 | ||
3107 | hold_dpt = dpi->templates; | |
3108 | dpi->templates = mods->templates; | |
3109 | ||
bd6946d1 | 3110 | if (mods->mod->type == D_COMP_FUNCTION_TYPE) |
69afa80d | 3111 | { |
bd6946d1 | 3112 | d_print_function_type (dpi, mods->mod, mods->next); |
81dc098b | 3113 | dpi->templates = hold_dpt; |
bd6946d1 ILT |
3114 | return; |
3115 | } | |
3116 | else if (mods->mod->type == D_COMP_ARRAY_TYPE) | |
3117 | { | |
bd6946d1 | 3118 | d_print_array_type (dpi, mods->mod, mods->next); |
81dc098b | 3119 | dpi->templates = hold_dpt; |
bd6946d1 ILT |
3120 | return; |
3121 | } | |
69afa80d | 3122 | |
bd6946d1 | 3123 | d_print_mod (dpi, mods->mod); |
69afa80d | 3124 | |
81dc098b ILT |
3125 | dpi->templates = hold_dpt; |
3126 | ||
bd6946d1 | 3127 | d_print_mod_list (dpi, mods->next); |
69afa80d | 3128 | } |
81dc098b | 3129 | |
bd6946d1 | 3130 | /* Print a modifier. */ |
69afa80d | 3131 | |
bd6946d1 ILT |
3132 | static void |
3133 | d_print_mod (dpi, mod) | |
3134 | struct d_print_info *dpi; | |
3135 | const struct d_comp *mod; | |
3136 | { | |
3137 | switch (mod->type) | |
3138 | { | |
3139 | case D_COMP_RESTRICT: | |
3140 | d_append_string (dpi, " restrict"); | |
3141 | return; | |
3142 | case D_COMP_VOLATILE: | |
3143 | d_append_string (dpi, " volatile"); | |
3144 | return; | |
3145 | case D_COMP_CONST: | |
3146 | d_append_string (dpi, " const"); | |
3147 | return; | |
3148 | case D_COMP_VENDOR_TYPE_QUAL: | |
3149 | d_append_char (dpi, ' '); | |
3150 | d_print_comp (dpi, d_right (mod)); | |
3151 | return; | |
3152 | case D_COMP_POINTER: | |
3153 | /* There is no pointer symbol in Java. */ | |
3154 | if ((dpi->options & DMGL_JAVA) == 0) | |
3155 | d_append_char (dpi, '*'); | |
3156 | return; | |
3157 | case D_COMP_REFERENCE: | |
3158 | d_append_char (dpi, '&'); | |
3159 | return; | |
3160 | case D_COMP_COMPLEX: | |
3161 | d_append_string (dpi, "complex "); | |
3162 | return; | |
3163 | case D_COMP_IMAGINARY: | |
3164 | d_append_string (dpi, "imaginary "); | |
3165 | return; | |
3166 | case D_COMP_PTRMEM_TYPE: | |
81dc098b | 3167 | if (dpi->buf != NULL && dpi->buf[dpi->len - 1] != '(') |
bd6946d1 ILT |
3168 | d_append_char (dpi, ' '); |
3169 | d_print_comp (dpi, d_left (mod)); | |
3170 | d_append_string (dpi, "::*"); | |
3171 | return; | |
3172 | case D_COMP_TYPED_NAME: | |
3173 | d_print_comp (dpi, d_left (mod)); | |
3174 | return; | |
3175 | default: | |
3176 | /* Otherwise, we have something that won't go back on the | |
3177 | modifier stack, so we can just print it. */ | |
3178 | d_print_comp (dpi, mod); | |
3179 | return; | |
3180 | } | |
3181 | } | |
69afa80d | 3182 | |
bd6946d1 | 3183 | /* Print a function type, except for the return type. */ |
69afa80d | 3184 | |
bd6946d1 ILT |
3185 | static void |
3186 | d_print_function_type (dpi, dc, mods) | |
3187 | struct d_print_info *dpi; | |
3188 | const struct d_comp *dc; | |
3189 | struct d_print_mod *mods; | |
69afa80d | 3190 | { |
81dc098b ILT |
3191 | int need_paren; |
3192 | int saw_mod; | |
3193 | struct d_print_mod *p; | |
3194 | ||
3195 | need_paren = 0; | |
3196 | saw_mod = 0; | |
3197 | for (p = mods; p != NULL; p = p->next) | |
bd6946d1 | 3198 | { |
81dc098b ILT |
3199 | if (p->printed) |
3200 | break; | |
69afa80d | 3201 | |
81dc098b ILT |
3202 | saw_mod = 1; |
3203 | switch (p->mod->type) | |
bd6946d1 | 3204 | { |
81dc098b ILT |
3205 | case D_COMP_RESTRICT: |
3206 | case D_COMP_VOLATILE: | |
3207 | case D_COMP_CONST: | |
3208 | case D_COMP_VENDOR_TYPE_QUAL: | |
3209 | case D_COMP_POINTER: | |
3210 | case D_COMP_REFERENCE: | |
3211 | case D_COMP_COMPLEX: | |
3212 | case D_COMP_IMAGINARY: | |
3213 | case D_COMP_PTRMEM_TYPE: | |
3214 | need_paren = 1; | |
3215 | break; | |
3216 | default: | |
3217 | break; | |
bd6946d1 | 3218 | } |
81dc098b ILT |
3219 | if (need_paren) |
3220 | break; | |
3221 | } | |
69afa80d | 3222 | |
81dc098b ILT |
3223 | if (d_left (dc) != NULL && ! saw_mod) |
3224 | need_paren = 1; | |
69afa80d | 3225 | |
81dc098b ILT |
3226 | if (need_paren) |
3227 | d_append_char (dpi, '('); | |
69afa80d | 3228 | |
81dc098b | 3229 | d_print_mod_list (dpi, mods); |
69afa80d | 3230 | |
81dc098b ILT |
3231 | if (need_paren) |
3232 | d_append_char (dpi, ')'); | |
69afa80d | 3233 | |
bd6946d1 | 3234 | d_append_char (dpi, '('); |
69afa80d | 3235 | |
bd6946d1 ILT |
3236 | if (d_right (dc) != NULL) |
3237 | d_print_comp (dpi, d_right (dc)); | |
69afa80d | 3238 | |
bd6946d1 ILT |
3239 | d_append_char (dpi, ')'); |
3240 | } | |
69afa80d | 3241 | |
bd6946d1 | 3242 | /* Print an array type, except for the element type. */ |
69afa80d | 3243 | |
bd6946d1 ILT |
3244 | static void |
3245 | d_print_array_type (dpi, dc, mods) | |
3246 | struct d_print_info *dpi; | |
3247 | const struct d_comp *dc; | |
3248 | struct d_print_mod *mods; | |
3249 | { | |
3250 | int need_space; | |
69afa80d | 3251 | |
bd6946d1 ILT |
3252 | need_space = 1; |
3253 | if (mods != NULL) | |
69afa80d | 3254 | { |
bd6946d1 ILT |
3255 | int need_paren; |
3256 | struct d_print_mod *p; | |
051664b0 | 3257 | |
bd6946d1 ILT |
3258 | need_paren = 0; |
3259 | for (p = mods; p != NULL; p = p->next) | |
69afa80d | 3260 | { |
bd6946d1 ILT |
3261 | if (p->printed) |
3262 | break; | |
69afa80d | 3263 | |
bd6946d1 | 3264 | if (p->mod->type == D_COMP_ARRAY_TYPE) |
69afa80d | 3265 | { |
bd6946d1 ILT |
3266 | need_space = 0; |
3267 | break; | |
69afa80d AS |
3268 | } |
3269 | else | |
3270 | { | |
bd6946d1 ILT |
3271 | need_paren = 1; |
3272 | need_space = 1; | |
3273 | break; | |
69afa80d | 3274 | } |
bd6946d1 | 3275 | } |
69afa80d | 3276 | |
bd6946d1 ILT |
3277 | if (need_paren) |
3278 | d_append_string (dpi, " ("); | |
69afa80d | 3279 | |
bd6946d1 | 3280 | d_print_mod_list (dpi, mods); |
69afa80d | 3281 | |
bd6946d1 ILT |
3282 | if (need_paren) |
3283 | d_append_char (dpi, ')'); | |
3284 | } | |
69afa80d | 3285 | |
bd6946d1 ILT |
3286 | if (need_space) |
3287 | d_append_char (dpi, ' '); | |
051664b0 | 3288 | |
bd6946d1 | 3289 | d_append_char (dpi, '['); |
051664b0 | 3290 | |
bd6946d1 ILT |
3291 | if (d_left (dc) != NULL) |
3292 | d_print_comp (dpi, d_left (dc)); | |
69afa80d | 3293 | |
bd6946d1 ILT |
3294 | d_append_char (dpi, ']'); |
3295 | } | |
69afa80d | 3296 | |
bd6946d1 | 3297 | /* Print an operator in an expression. */ |
69afa80d | 3298 | |
bd6946d1 ILT |
3299 | static void |
3300 | d_print_expr_op (dpi, dc) | |
3301 | struct d_print_info *dpi; | |
3302 | const struct d_comp *dc; | |
3303 | { | |
3304 | if (dc->type == D_COMP_OPERATOR) | |
3305 | d_append_string (dpi, dc->u.s_operator.op->name); | |
3306 | else | |
3307 | d_print_comp (dpi, dc); | |
69afa80d AS |
3308 | } |
3309 | ||
bd6946d1 | 3310 | /* Print a cast. */ |
69afa80d | 3311 | |
bd6946d1 ILT |
3312 | static void |
3313 | d_print_cast (dpi, dc) | |
3314 | struct d_print_info *dpi; | |
3315 | const struct d_comp *dc; | |
69afa80d | 3316 | { |
bd6946d1 ILT |
3317 | if (d_left (dc)->type != D_COMP_TEMPLATE) |
3318 | d_print_comp (dpi, d_left (dc)); | |
3319 | else | |
3320 | { | |
81dc098b | 3321 | struct d_print_mod *hold_dpm; |
bd6946d1 | 3322 | struct d_print_template dpt; |
820555e6 | 3323 | |
bd6946d1 ILT |
3324 | /* It appears that for a templated cast operator, we need to put |
3325 | the template parameters in scope for the operator name, but | |
3326 | not for the parameters. The effect is that we need to handle | |
f26deb3d | 3327 | the template printing here. */ |
69afa80d | 3328 | |
81dc098b ILT |
3329 | hold_dpm = dpi->modifiers; |
3330 | dpi->modifiers = NULL; | |
3331 | ||
bd6946d1 ILT |
3332 | dpt.next = dpi->templates; |
3333 | dpi->templates = &dpt; | |
3334 | dpt.template = d_left (dc); | |
820555e6 | 3335 | |
bd6946d1 | 3336 | d_print_comp (dpi, d_left (d_left (dc))); |
820555e6 | 3337 | |
bd6946d1 | 3338 | dpi->templates = dpt.next; |
69afa80d | 3339 | |
bd6946d1 ILT |
3340 | d_append_char (dpi, '<'); |
3341 | d_print_comp (dpi, d_right (d_left (dc))); | |
3342 | /* Avoid generating two consecutive '>' characters, to avoid | |
3343 | the C++ syntactic ambiguity. */ | |
81dc098b | 3344 | if (dpi->buf != NULL && dpi->buf[dpi->len - 1] == '>') |
bd6946d1 ILT |
3345 | d_append_char (dpi, ' '); |
3346 | d_append_char (dpi, '>'); | |
81dc098b ILT |
3347 | |
3348 | dpi->modifiers = hold_dpm; | |
69afa80d | 3349 | } |
bd6946d1 ILT |
3350 | } |
3351 | ||
3352 | /* Initialize the information structure we use to pass around | |
3353 | information. */ | |
3354 | ||
3355 | static int | |
3356 | d_init_info (mangled, options, len, di) | |
3357 | const char *mangled; | |
3358 | int options; | |
3359 | size_t len; | |
3360 | struct d_info *di; | |
69afa80d | 3361 | { |
bd6946d1 ILT |
3362 | di->s = mangled; |
3363 | di->options = options; | |
69afa80d | 3364 | |
bd6946d1 ILT |
3365 | di->n = mangled; |
3366 | ||
3367 | /* We can not need more components than twice the number of chars in | |
3368 | the mangled string. Most components correspond directly to | |
3369 | chars, but the ARGLIST types are exceptions. */ | |
3370 | di->num_comps = 2 * len; | |
3371 | di->comps = (struct d_comp *) malloc (di->num_comps | |
3372 | * sizeof (struct d_comp)); | |
3373 | di->next_comp = 0; | |
3374 | ||
3375 | /* Similarly, we can not need more substitutions than there are | |
81dc098b ILT |
3376 | chars in the mangled string. */ |
3377 | di->num_subs = len; | |
bd6946d1 ILT |
3378 | di->subs = (struct d_comp **) malloc (di->num_subs |
3379 | * sizeof (struct d_comp *)); | |
3380 | di->next_sub = 0; | |
3381 | ||
3382 | di->last_name = NULL; | |
3383 | ||
3384 | if (di->comps == NULL || di->subs == NULL) | |
69afa80d | 3385 | { |
bd6946d1 ILT |
3386 | if (di->comps != NULL) |
3387 | free (di->comps); | |
3388 | if (di->subs != NULL) | |
3389 | free (di->subs); | |
3390 | return 0; | |
69afa80d AS |
3391 | } |
3392 | ||
bd6946d1 | 3393 | return 1; |
69afa80d AS |
3394 | } |
3395 | ||
bd6946d1 ILT |
3396 | /* Entry point for the demangler. If MANGLED is a g++ v3 ABI mangled |
3397 | name, return a buffer allocated with malloc holding the demangled | |
3398 | name. OPTIONS is the usual libiberty demangler options. On | |
3399 | success, this sets *PALC to the allocated size of the returned | |
3400 | buffer. On failure, this sets *PALC to 0 for a bad name, or 1 for | |
3401 | a memory allocation failure. On failure, this returns NULL. */ | |
69afa80d | 3402 | |
bd6946d1 ILT |
3403 | static char * |
3404 | d_demangle (mangled, options, palc) | |
3405 | const char* mangled; | |
3406 | int options; | |
3407 | size_t *palc; | |
69afa80d | 3408 | { |
bd6946d1 ILT |
3409 | size_t len; |
3410 | int type; | |
3411 | struct d_info di; | |
3412 | struct d_comp *dc; | |
3413 | char *ret; | |
69afa80d | 3414 | |
bd6946d1 | 3415 | *palc = 0; |
69afa80d | 3416 | |
bd6946d1 ILT |
3417 | len = strlen (mangled); |
3418 | ||
3419 | if (mangled[0] == '_' && mangled[1] == 'Z') | |
3420 | type = 0; | |
3421 | else if (strncmp (mangled, "_GLOBAL_", 8) == 0 | |
3422 | && (mangled[8] == '.' || mangled[8] == '_' || mangled[8] == '$') | |
3423 | && (mangled[9] == 'D' || mangled[9] == 'I') | |
3424 | && mangled[10] == '_') | |
3425 | { | |
3426 | char *r; | |
69afa80d | 3427 | |
bd6946d1 ILT |
3428 | r = malloc (40 + len - 11); |
3429 | if (r == NULL) | |
3430 | *palc = 1; | |
3431 | else | |
69afa80d | 3432 | { |
bd6946d1 ILT |
3433 | if (mangled[9] == 'I') |
3434 | strcpy (r, "global constructors keyed to "); | |
3435 | else | |
3436 | strcpy (r, "global destructors keyed to "); | |
3437 | strcat (r, mangled + 11); | |
69afa80d | 3438 | } |
bd6946d1 | 3439 | return r; |
69afa80d AS |
3440 | } |
3441 | else | |
3442 | { | |
bd6946d1 ILT |
3443 | if ((options & DMGL_TYPES) == 0) |
3444 | return NULL; | |
3445 | type = 1; | |
69afa80d AS |
3446 | } |
3447 | ||
bd6946d1 | 3448 | if (! d_init_info (mangled, options, len, &di)) |
051664b0 | 3449 | { |
bd6946d1 ILT |
3450 | *palc = 1; |
3451 | return NULL; | |
051664b0 AS |
3452 | } |
3453 | ||
bd6946d1 | 3454 | if (! type) |
81dc098b | 3455 | dc = d_mangled_name (&di, 1); |
bd6946d1 ILT |
3456 | else |
3457 | dc = d_type (&di); | |
3458 | ||
f26deb3d ILT |
3459 | /* If we didn't consume the entire mangled string, then we didn't |
3460 | successfully demangle it. */ | |
3461 | if (d_peek_char (&di) != '\0') | |
3462 | dc = NULL; | |
3463 | ||
bd6946d1 ILT |
3464 | #ifdef CP_DEMANGLE_DEBUG |
3465 | if (dc == NULL) | |
3466 | printf ("failed demangling\n"); | |
3467 | else | |
3468 | d_dump (dc, 0); | |
3469 | #endif | |
3470 | ||
3471 | free (di.subs); | |
3472 | di.subs = NULL; | |
051664b0 | 3473 | |
bd6946d1 ILT |
3474 | ret = NULL; |
3475 | if (dc != NULL) | |
3476 | ret = d_print (options, dc, palc); | |
051664b0 | 3477 | |
bd6946d1 | 3478 | free (di.comps); |
051664b0 | 3479 | |
bd6946d1 | 3480 | return ret; |
69afa80d AS |
3481 | } |
3482 | ||
bd7e6f2d | 3483 | #if defined(IN_LIBGCC2) || defined(IN_GLIBCPP_V3) |
bd6946d1 | 3484 | |
051664b0 AS |
3485 | extern char *__cxa_demangle PARAMS ((const char *, char *, size_t *, int *)); |
3486 | ||
bd6946d1 ILT |
3487 | /* ia64 ABI-mandated entry point in the C++ runtime library for |
3488 | performing demangling. MANGLED_NAME is a NUL-terminated character | |
3489 | string containing the name to be demangled. | |
051664b0 AS |
3490 | |
3491 | OUTPUT_BUFFER is a region of memory, allocated with malloc, of | |
3492 | *LENGTH bytes, into which the demangled name is stored. If | |
3493 | OUTPUT_BUFFER is not long enough, it is expanded using realloc. | |
3494 | OUTPUT_BUFFER may instead be NULL; in that case, the demangled name | |
bd6946d1 | 3495 | is placed in a region of memory allocated with malloc. |
051664b0 AS |
3496 | |
3497 | If LENGTH is non-NULL, the length of the buffer conaining the | |
bd6946d1 | 3498 | demangled name, is placed in *LENGTH. |
051664b0 AS |
3499 | |
3500 | The return value is a pointer to the start of the NUL-terminated | |
3501 | demangled name, or NULL if the demangling fails. The caller is | |
bd6946d1 | 3502 | responsible for deallocating this memory using free. |
051664b0 AS |
3503 | |
3504 | *STATUS is set to one of the following values: | |
3505 | 0: The demangling operation succeeded. | |
bd6946d1 | 3506 | -1: A memory allocation failure occurred. |
051664b0 AS |
3507 | -2: MANGLED_NAME is not a valid name under the C++ ABI mangling rules. |
3508 | -3: One of the arguments is invalid. | |
3509 | ||
bd6946d1 | 3510 | The demangling is performed using the C++ ABI mangling rules, with |
051664b0 AS |
3511 | GNU extensions. */ |
3512 | ||
3513 | char * | |
3514 | __cxa_demangle (mangled_name, output_buffer, length, status) | |
3515 | const char *mangled_name; | |
3516 | char *output_buffer; | |
3517 | size_t *length; | |
3518 | int *status; | |
3519 | { | |
bd6946d1 ILT |
3520 | char *demangled; |
3521 | size_t alc; | |
051664b0 AS |
3522 | |
3523 | if (status == NULL) | |
3524 | return NULL; | |
3525 | ||
bd6946d1 ILT |
3526 | if (mangled_name == NULL) |
3527 | { | |
051664b0 AS |
3528 | *status = -3; |
3529 | return NULL; | |
3530 | } | |
051664b0 | 3531 | |
bd6946d1 | 3532 | if (output_buffer != NULL && length == NULL) |
051664b0 | 3533 | { |
bd6946d1 ILT |
3534 | *status = -3; |
3535 | return NULL; | |
051664b0 | 3536 | } |
bd6946d1 ILT |
3537 | |
3538 | demangled = d_demangle (mangled_name, DMGL_TYPES, &alc); | |
3539 | ||
3540 | if (demangled == NULL) | |
051664b0 | 3541 | { |
bd6946d1 ILT |
3542 | if (alc == 1) |
3543 | *status = -1; | |
3544 | else | |
3545 | *status = -2; | |
051664b0 AS |
3546 | return NULL; |
3547 | } | |
bd6946d1 ILT |
3548 | |
3549 | if (output_buffer == NULL) | |
3550 | { | |
3551 | if (length != NULL) | |
3552 | *length = alc; | |
3553 | } | |
051664b0 | 3554 | else |
051664b0 | 3555 | { |
bd6946d1 ILT |
3556 | if (strlen (demangled) < *length) |
3557 | { | |
3558 | strcpy (output_buffer, demangled); | |
3559 | free (demangled); | |
3560 | demangled = output_buffer; | |
3561 | } | |
3562 | else | |
3563 | { | |
3564 | free (output_buffer); | |
3565 | *length = alc; | |
3566 | } | |
051664b0 | 3567 | } |
bd6946d1 ILT |
3568 | |
3569 | *status = 0; | |
3570 | ||
3571 | return demangled; | |
051664b0 AS |
3572 | } |
3573 | ||
bd7e6f2d | 3574 | #else /* ! (IN_LIBGCC2 || IN_GLIBCPP_V3) */ |
051664b0 | 3575 | |
bd6946d1 ILT |
3576 | /* Entry point for libiberty demangler. If MANGLED is a g++ v3 ABI |
3577 | mangled name, return a buffer allocated with malloc holding the | |
3578 | demangled name. Otherwise, return NULL. */ | |
69afa80d AS |
3579 | |
3580 | char * | |
c13db5d1 | 3581 | cplus_demangle_v3 (mangled, options) |
69afa80d | 3582 | const char* mangled; |
c13db5d1 | 3583 | int options; |
69afa80d | 3584 | { |
bd6946d1 | 3585 | size_t alc; |
b5d1497d | 3586 | |
bd6946d1 | 3587 | return d_demangle (mangled, options, &alc); |
69afa80d AS |
3588 | } |
3589 | ||
3b60dd8e BM |
3590 | /* Demangle a Java symbol. Java uses a subset of the V3 ABI C++ mangling |
3591 | conventions, but the output formatting is a little different. | |
3592 | This instructs the C++ demangler not to emit pointer characters ("*"), and | |
3593 | to use Java's namespace separator symbol ("." instead of "::"). It then | |
3594 | does an additional pass over the demangled output to replace instances | |
3595 | of JArray<TYPE> with TYPE[]. */ | |
3596 | ||
3597 | char * | |
3598 | java_demangle_v3 (mangled) | |
3599 | const char* mangled; | |
3600 | { | |
bd6946d1 ILT |
3601 | size_t alc; |
3602 | char *demangled; | |
3603 | int nesting; | |
3604 | char *from; | |
3605 | char *to; | |
3606 | ||
eb459c81 | 3607 | demangled = d_demangle (mangled, DMGL_JAVA | DMGL_PARAMS, &alc); |
bd6946d1 ILT |
3608 | |
3609 | if (demangled == NULL) | |
3610 | return NULL; | |
3611 | ||
3612 | nesting = 0; | |
3613 | from = demangled; | |
3614 | to = from; | |
3615 | while (*from != '\0') | |
3b60dd8e | 3616 | { |
bd6946d1 ILT |
3617 | if (strncmp (from, "JArray<", 7) == 0) |
3618 | { | |
3619 | from += 7; | |
3b60dd8e | 3620 | ++nesting; |
3b60dd8e | 3621 | } |
bd6946d1 ILT |
3622 | else if (nesting > 0 && *from == '>') |
3623 | { | |
3624 | while (to > demangled && to[-1] == ' ') | |
3625 | --to; | |
3626 | *to++ = '['; | |
3627 | *to++ = ']'; | |
3b60dd8e | 3628 | --nesting; |
bd6946d1 | 3629 | ++from; |
3b60dd8e BM |
3630 | } |
3631 | else | |
bd6946d1 | 3632 | *to++ = *from++; |
3b60dd8e BM |
3633 | } |
3634 | ||
bd6946d1 | 3635 | *to = '\0'; |
a8f55e51 | 3636 | |
bd6946d1 | 3637 | return demangled; |
3b60dd8e BM |
3638 | } |
3639 | ||
bd7e6f2d | 3640 | #endif /* IN_LIBGCC2 || IN_GLIBCPP_V3 */ |
051664b0 | 3641 | |
84326592 | 3642 | #ifndef IN_GLIBCPP_V3 |
bd6946d1 ILT |
3643 | |
3644 | /* Demangle a string in order to find out whether it is a constructor | |
3645 | or destructor. Return non-zero on success. Set *CTOR_KIND and | |
3646 | *DTOR_KIND appropriately. */ | |
3647 | ||
3648 | static int | |
3649 | is_ctor_or_dtor (mangled, ctor_kind, dtor_kind) | |
3650 | const char *mangled; | |
3651 | enum gnu_v3_ctor_kinds *ctor_kind; | |
3652 | enum gnu_v3_dtor_kinds *dtor_kind; | |
7dce2eff | 3653 | { |
bd6946d1 ILT |
3654 | struct d_info di; |
3655 | struct d_comp *dc; | |
7dce2eff | 3656 | |
bd6946d1 ILT |
3657 | *ctor_kind = (enum gnu_v3_ctor_kinds) 0; |
3658 | *dtor_kind = (enum gnu_v3_dtor_kinds) 0; | |
3659 | ||
3660 | if (! d_init_info (mangled, DMGL_GNU_V3, strlen (mangled), &di)) | |
7dce2eff JB |
3661 | return 0; |
3662 | ||
81dc098b | 3663 | dc = d_mangled_name (&di, 1); |
bd6946d1 | 3664 | |
f26deb3d | 3665 | if (dc == NULL || d_peek_char (&di) != '\0') |
bd6946d1 | 3666 | return 0; |
7dce2eff | 3667 | |
bd6946d1 | 3668 | while (dc != NULL) |
7dce2eff | 3669 | { |
bd6946d1 ILT |
3670 | switch (dc->type) |
3671 | { | |
3672 | default: | |
3673 | return 0; | |
3674 | case D_COMP_TYPED_NAME: | |
3675 | case D_COMP_TEMPLATE: | |
3676 | case D_COMP_RESTRICT: | |
3677 | case D_COMP_VOLATILE: | |
3678 | case D_COMP_CONST: | |
3679 | case D_COMP_VENDOR_TYPE_QUAL: | |
3680 | dc = d_left (dc); | |
3681 | break; | |
3682 | case D_COMP_QUAL_NAME: | |
3683 | dc = d_right (dc); | |
3684 | break; | |
3685 | case D_COMP_CTOR: | |
3686 | *ctor_kind = dc->u.s_ctor.kind; | |
3687 | return 1; | |
3688 | case D_COMP_DTOR: | |
3689 | *dtor_kind = dc->u.s_dtor.kind; | |
3690 | return 1; | |
3691 | } | |
7dce2eff JB |
3692 | } |
3693 | ||
7dce2eff JB |
3694 | return 0; |
3695 | } | |
3696 | ||
bd6946d1 ILT |
3697 | /* Return whether NAME is the mangled form of a g++ V3 ABI constructor |
3698 | name. A non-zero return indicates the type of constructor. */ | |
7dce2eff | 3699 | |
7dce2eff | 3700 | enum gnu_v3_ctor_kinds |
641b2721 ZW |
3701 | is_gnu_v3_mangled_ctor (name) |
3702 | const char *name; | |
7dce2eff | 3703 | { |
bd6946d1 ILT |
3704 | enum gnu_v3_ctor_kinds ctor_kind; |
3705 | enum gnu_v3_dtor_kinds dtor_kind; | |
7dce2eff | 3706 | |
bd6946d1 | 3707 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
f08b7eee | 3708 | return (enum gnu_v3_ctor_kinds) 0; |
bd6946d1 | 3709 | return ctor_kind; |
7dce2eff JB |
3710 | } |
3711 | ||
3712 | ||
bd6946d1 ILT |
3713 | /* Return whether NAME is the mangled form of a g++ V3 ABI destructor |
3714 | name. A non-zero return indicates the type of destructor. */ | |
3715 | ||
7dce2eff | 3716 | enum gnu_v3_dtor_kinds |
641b2721 ZW |
3717 | is_gnu_v3_mangled_dtor (name) |
3718 | const char *name; | |
7dce2eff | 3719 | { |
bd6946d1 ILT |
3720 | enum gnu_v3_ctor_kinds ctor_kind; |
3721 | enum gnu_v3_dtor_kinds dtor_kind; | |
7dce2eff | 3722 | |
bd6946d1 | 3723 | if (! is_ctor_or_dtor (name, &ctor_kind, &dtor_kind)) |
f08b7eee | 3724 | return (enum gnu_v3_dtor_kinds) 0; |
bd6946d1 | 3725 | return dtor_kind; |
7dce2eff JB |
3726 | } |
3727 | ||
bd6946d1 | 3728 | #endif /* IN_GLIBCPP_V3 */ |
7dce2eff | 3729 | |
69afa80d AS |
3730 | #ifdef STANDALONE_DEMANGLER |
3731 | ||
3732 | #include "getopt.h" | |
bd6946d1 ILT |
3733 | #include "dyn-string.h" |
3734 | ||
3735 | static void print_usage PARAMS ((FILE* fp, int exit_value)); | |
69afa80d | 3736 | |
bd6946d1 ILT |
3737 | #define IS_ALPHA(CHAR) \ |
3738 | (((CHAR) >= 'a' && (CHAR) <= 'z') \ | |
3739 | || ((CHAR) >= 'A' && (CHAR) <= 'Z')) | |
69afa80d AS |
3740 | |
3741 | /* Non-zero if CHAR is a character than can occur in a mangled name. */ | |
3faa108c | 3742 | #define is_mangled_char(CHAR) \ |
31e0ab1f AS |
3743 | (IS_ALPHA (CHAR) || IS_DIGIT (CHAR) \ |
3744 | || (CHAR) == '_' || (CHAR) == '.' || (CHAR) == '$') | |
69afa80d AS |
3745 | |
3746 | /* The name of this program, as invoked. */ | |
3747 | const char* program_name; | |
3748 | ||
3749 | /* Prints usage summary to FP and then exits with EXIT_VALUE. */ | |
3750 | ||
3751 | static void | |
3752 | print_usage (fp, exit_value) | |
3753 | FILE* fp; | |
3754 | int exit_value; | |
3755 | { | |
3756 | fprintf (fp, "Usage: %s [options] [names ...]\n", program_name); | |
d01ce591 | 3757 | fprintf (fp, "Options:\n"); |
69afa80d | 3758 | fprintf (fp, " -h,--help Display this message.\n"); |
ad07f5e5 | 3759 | fprintf (fp, " -p,--no-params Don't display function parameters\n"); |
69afa80d AS |
3760 | fprintf (fp, " -v,--verbose Produce verbose demanglings.\n"); |
3761 | fprintf (fp, "If names are provided, they are demangled. Otherwise filters standard input.\n"); | |
3762 | ||
3763 | exit (exit_value); | |
3764 | } | |
3765 | ||
3766 | /* Option specification for getopt_long. */ | |
5e65297b | 3767 | static const struct option long_options[] = |
69afa80d | 3768 | { |
ad07f5e5 ILT |
3769 | { "help", no_argument, NULL, 'h' }, |
3770 | { "no-params", no_argument, NULL, 'p' }, | |
3771 | { "verbose", no_argument, NULL, 'v' }, | |
3772 | { NULL, no_argument, NULL, 0 }, | |
69afa80d AS |
3773 | }; |
3774 | ||
3775 | /* Main entry for a demangling filter executable. It will demangle | |
3776 | its command line arguments, if any. If none are provided, it will | |
3777 | filter stdin to stdout, replacing any recognized mangled C++ names | |
3778 | with their demangled equivalents. */ | |
3779 | ||
3780 | int | |
3781 | main (argc, argv) | |
3782 | int argc; | |
3783 | char *argv[]; | |
3784 | { | |
69afa80d AS |
3785 | int i; |
3786 | int opt_char; | |
bd6946d1 | 3787 | int options = DMGL_PARAMS | DMGL_ANSI | DMGL_TYPES; |
69afa80d AS |
3788 | |
3789 | /* Use the program name of this program, as invoked. */ | |
3790 | program_name = argv[0]; | |
3791 | ||
3792 | /* Parse options. */ | |
3793 | do | |
3794 | { | |
ad07f5e5 | 3795 | opt_char = getopt_long (argc, argv, "hpv", long_options, NULL); |
69afa80d AS |
3796 | switch (opt_char) |
3797 | { | |
3798 | case '?': /* Unrecognized option. */ | |
3799 | print_usage (stderr, 1); | |
3800 | break; | |
3801 | ||
3802 | case 'h': | |
3803 | print_usage (stdout, 0); | |
3804 | break; | |
3805 | ||
ad07f5e5 ILT |
3806 | case 'p': |
3807 | options &= ~ DMGL_PARAMS; | |
3808 | break; | |
3809 | ||
69afa80d | 3810 | case 'v': |
bd6946d1 | 3811 | options |= DMGL_VERBOSE; |
69afa80d AS |
3812 | break; |
3813 | } | |
3814 | } | |
3815 | while (opt_char != -1); | |
3816 | ||
3817 | if (optind == argc) | |
3818 | /* No command line arguments were provided. Filter stdin. */ | |
3819 | { | |
3820 | dyn_string_t mangled = dyn_string_new (3); | |
bd6946d1 | 3821 | char *s; |
69afa80d AS |
3822 | |
3823 | /* Read all of input. */ | |
3824 | while (!feof (stdin)) | |
3825 | { | |
bd6946d1 | 3826 | char c; |
69afa80d AS |
3827 | |
3828 | /* Pile characters into mangled until we hit one that can't | |
3829 | occur in a mangled name. */ | |
3830 | c = getchar (); | |
3831 | while (!feof (stdin) && is_mangled_char (c)) | |
3832 | { | |
3833 | dyn_string_append_char (mangled, c); | |
3834 | if (feof (stdin)) | |
3835 | break; | |
3836 | c = getchar (); | |
3837 | } | |
3838 | ||
bd6946d1 | 3839 | if (dyn_string_length (mangled) > 0) |
051664b0 | 3840 | { |
bd6946d1 ILT |
3841 | s = cplus_demangle_v3 (dyn_string_buf (mangled), options); |
3842 | ||
3843 | if (s != NULL) | |
3844 | { | |
3845 | fputs (s, stdout); | |
3846 | free (s); | |
3847 | } | |
3848 | else | |
3849 | { | |
3850 | /* It might not have been a mangled name. Print the | |
3851 | original text. */ | |
3852 | fputs (dyn_string_buf (mangled), stdout); | |
3853 | } | |
3854 | ||
3855 | dyn_string_clear (mangled); | |
051664b0 | 3856 | } |
69afa80d AS |
3857 | |
3858 | /* If we haven't hit EOF yet, we've read one character that | |
3859 | can't occur in a mangled name, so print it out. */ | |
3860 | if (!feof (stdin)) | |
3861 | putchar (c); | |
69afa80d AS |
3862 | } |
3863 | ||
3864 | dyn_string_delete (mangled); | |
69afa80d AS |
3865 | } |
3866 | else | |
3867 | /* Demangle command line arguments. */ | |
3868 | { | |
69afa80d AS |
3869 | /* Loop over command line arguments. */ |
3870 | for (i = optind; i < argc; ++i) | |
3871 | { | |
bd6946d1 ILT |
3872 | char *s; |
3873 | ||
69afa80d | 3874 | /* Attempt to demangle. */ |
bd6946d1 | 3875 | s = cplus_demangle_v3 (argv[i], options); |
69afa80d AS |
3876 | |
3877 | /* If it worked, print the demangled name. */ | |
bd6946d1 | 3878 | if (s != NULL) |
051664b0 | 3879 | { |
bd6946d1 ILT |
3880 | printf ("%s\n", s); |
3881 | free (s); | |
051664b0 | 3882 | } |
bd6946d1 ILT |
3883 | else |
3884 | fprintf (stderr, "Failed: %s\n", argv[i]); | |
69afa80d | 3885 | } |
69afa80d AS |
3886 | } |
3887 | ||
3888 | return 0; | |
3889 | } | |
3890 | ||
3891 | #endif /* STANDALONE_DEMANGLER */ |