Commit | Line | Data |
---|---|---|
8b9d5b5e MD |
1 | %{ |
2 | /* | |
c59a87f5 | 3 | * ctf-parser.y |
8b9d5b5e MD |
4 | * |
5 | * Common Trace Format Metadata Grammar. | |
c59a87f5 MD |
6 | * |
7 | * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
8 | * | |
9 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
10 | * of this software and associated documentation files (the "Software"), to deal | |
11 | * in the Software without restriction, including without limitation the rights | |
12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
13 | * copies of the Software, and to permit persons to whom the Software is | |
14 | * furnished to do so, subject to the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice shall be included in | |
17 | * all copies or substantial portions of the Software. | |
8b9d5b5e MD |
18 | */ |
19 | ||
20 | #include <stdio.h> | |
21 | #include <unistd.h> | |
22 | #include <string.h> | |
23 | #include <stdlib.h> | |
24 | #include <assert.h> | |
25 | #include <helpers/list.h> | |
26 | #include <glib.h> | |
02b234c4 | 27 | #include <errno.h> |
34d3acc4 | 28 | #include "ctf-scanner.h" |
8b9d5b5e MD |
29 | #include "ctf-parser.h" |
30 | #include "ctf-ast.h" | |
31 | ||
8e1a0b6f | 32 | #define printf_dbg(fmt, args...) fprintf(stderr, "%s: " fmt, __func__, ## args) |
8b9d5b5e | 33 | |
34d3acc4 MD |
34 | int yyparse(struct ctf_scanner *scanner); |
35 | int yylex(union YYSTYPE *yyval, struct ctf_scanner *scanner); | |
36 | int yylex_init_extra(struct ctf_scanner *scanner, yyscan_t * ptr_yy_globals); | |
37 | int yylex_destroy(yyscan_t yyscanner) ; | |
38 | void yyset_in(FILE * in_str, yyscan_t scanner); | |
8b9d5b5e | 39 | |
8b9d5b5e MD |
40 | int yydebug; |
41 | ||
8b9d5b5e MD |
42 | struct gc_string { |
43 | struct cds_list_head gc; | |
6dc474b8 | 44 | size_t alloclen; |
8b9d5b5e MD |
45 | char s[]; |
46 | }; | |
47 | ||
6dc474b8 MD |
48 | static struct gc_string *gc_string_alloc(struct ctf_scanner *scanner, |
49 | size_t len) | |
8b9d5b5e | 50 | { |
6dc474b8 MD |
51 | struct gc_string *gstr; |
52 | size_t alloclen; | |
8b9d5b5e | 53 | |
6dc474b8 MD |
54 | /* TODO: could be faster with find first bit or glib Gstring */ |
55 | /* sizeof long to account for malloc header (int or long ?) */ | |
56 | for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + len; | |
57 | alloclen *= 2); | |
58 | ||
59 | gstr = malloc(alloclen); | |
60 | cds_list_add(&gstr->gc, &scanner->allocated_strings); | |
61 | gstr->alloclen = alloclen; | |
62 | return gstr; | |
8b9d5b5e MD |
63 | } |
64 | ||
6dc474b8 MD |
65 | /* |
66 | * note: never use gc_string_append on a string that has external references. | |
67 | * gsrc will be garbage collected immediately, and gstr might be. | |
68 | * Should only be used to append characters to a string literal or constant. | |
69 | */ | |
70 | struct gc_string *gc_string_append(struct ctf_scanner *scanner, | |
71 | struct gc_string *gstr, | |
72 | struct gc_string *gsrc) | |
8b9d5b5e | 73 | { |
6dc474b8 MD |
74 | size_t newlen = strlen(gsrc->s) + strlen(gstr->s) + 1; |
75 | size_t alloclen; | |
8b9d5b5e | 76 | |
6dc474b8 MD |
77 | /* TODO: could be faster with find first bit or glib Gstring */ |
78 | /* sizeof long to account for malloc header (int or long ?) */ | |
79 | for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + newlen; | |
80 | alloclen *= 2); | |
81 | ||
82 | if (alloclen > gstr->alloclen) { | |
83 | struct gc_string *newgstr; | |
84 | ||
85 | newgstr = gc_string_alloc(scanner, newlen); | |
86 | strcpy(newgstr->s, gstr->s); | |
87 | strcat(newgstr->s, gsrc->s); | |
88 | cds_list_del(&gstr->gc); | |
89 | free(gstr); | |
90 | gstr = newgstr; | |
91 | } else { | |
92 | strcat(gstr->s, gsrc->s); | |
93 | } | |
94 | cds_list_del(&gsrc->gc); | |
95 | free(gsrc); | |
8b9d5b5e MD |
96 | return gstr; |
97 | } | |
98 | ||
34d3acc4 | 99 | void setstring(struct ctf_scanner *scanner, YYSTYPE *lvalp, const char *src) |
8b9d5b5e | 100 | { |
34d3acc4 MD |
101 | lvalp->gs = gc_string_alloc(scanner, strlen(src) + 1); |
102 | strcpy(lvalp->gs->s, src); | |
8b9d5b5e MD |
103 | } |
104 | ||
609bd1bf MD |
105 | static void init_scope(struct ctf_scanner_scope *scope, |
106 | struct ctf_scanner_scope *parent) | |
8b9d5b5e MD |
107 | { |
108 | scope->parent = parent; | |
109 | scope->types = g_hash_table_new_full(g_str_hash, g_str_equal, | |
6dc474b8 | 110 | NULL, NULL); |
8b9d5b5e MD |
111 | } |
112 | ||
609bd1bf | 113 | static void finalize_scope(struct ctf_scanner_scope *scope) |
8b9d5b5e MD |
114 | { |
115 | g_hash_table_destroy(scope->types); | |
116 | } | |
117 | ||
34d3acc4 | 118 | static void push_scope(struct ctf_scanner *scanner) |
8b9d5b5e | 119 | { |
609bd1bf | 120 | struct ctf_scanner_scope *ns; |
8b9d5b5e | 121 | |
8e1a0b6f | 122 | printf_dbg("push scope\n"); |
609bd1bf | 123 | ns = malloc(sizeof(struct ctf_scanner_scope)); |
34d3acc4 MD |
124 | init_scope(ns, scanner->cs); |
125 | scanner->cs = ns; | |
8b9d5b5e MD |
126 | } |
127 | ||
34d3acc4 | 128 | static void pop_scope(struct ctf_scanner *scanner) |
8b9d5b5e | 129 | { |
609bd1bf | 130 | struct ctf_scanner_scope *os; |
8b9d5b5e | 131 | |
8e1a0b6f | 132 | printf_dbg("pop scope\n"); |
34d3acc4 MD |
133 | os = scanner->cs; |
134 | scanner->cs = os->parent; | |
8b9d5b5e MD |
135 | finalize_scope(os); |
136 | free(os); | |
137 | } | |
138 | ||
609bd1bf | 139 | static int lookup_type(struct ctf_scanner_scope *s, const char *id) |
8b9d5b5e MD |
140 | { |
141 | int ret; | |
142 | ||
143 | ret = (int) g_hash_table_lookup(s->types, id); | |
144 | printf_dbg("lookup %p %s %d\n", s, id, ret); | |
145 | return ret; | |
146 | } | |
147 | ||
34d3acc4 | 148 | int is_type(struct ctf_scanner *scanner, const char *id) |
8b9d5b5e | 149 | { |
609bd1bf | 150 | struct ctf_scanner_scope *it; |
8b9d5b5e MD |
151 | int ret = 0; |
152 | ||
34d3acc4 | 153 | for (it = scanner->cs; it != NULL; it = it->parent) { |
8b9d5b5e MD |
154 | if (lookup_type(it, id)) { |
155 | ret = 1; | |
156 | break; | |
157 | } | |
158 | } | |
159 | printf_dbg("is type %s %d\n", id, ret); | |
160 | return ret; | |
161 | } | |
162 | ||
6dc474b8 | 163 | static void add_type(struct ctf_scanner *scanner, struct gc_string *id) |
8b9d5b5e | 164 | { |
6dc474b8 MD |
165 | printf_dbg("add type %s\n", id->s); |
166 | if (lookup_type(scanner->cs, id->s)) | |
8b9d5b5e | 167 | return; |
6dc474b8 | 168 | g_hash_table_insert(scanner->cs->types, id->s, id->s); |
8b9d5b5e MD |
169 | } |
170 | ||
02b234c4 MD |
171 | static struct ctf_node *make_node(struct ctf_scanner *scanner, |
172 | enum node_type type) | |
173 | { | |
174 | struct ctf_ast *ast = ctf_scanner_get_ast(scanner); | |
175 | struct ctf_node *node; | |
176 | ||
177 | node = malloc(sizeof(*node)); | |
178 | if (!node) | |
179 | return NULL; | |
180 | memset(node, 0, sizeof(*node)); | |
181 | node->type = type; | |
182 | CDS_INIT_LIST_HEAD(&node->siblings); | |
183 | cds_list_add(&node->gc, &ast->allocated_nodes); | |
184 | ||
185 | switch (type) { | |
186 | case NODE_ROOT: | |
187 | fprintf(stderr, "[error] %s: trying to create root node\n", __func__); | |
188 | break; | |
189 | ||
190 | case NODE_EVENT: | |
6dc474b8 | 191 | CDS_INIT_LIST_HEAD(&node->u.event.declaration_list); |
02b234c4 MD |
192 | break; |
193 | case NODE_STREAM: | |
6dc474b8 | 194 | CDS_INIT_LIST_HEAD(&node->u.stream.declaration_list); |
02b234c4 MD |
195 | break; |
196 | case NODE_TRACE: | |
6dc474b8 | 197 | CDS_INIT_LIST_HEAD(&node->u.trace.declaration_list); |
02b234c4 MD |
198 | break; |
199 | ||
200 | case NODE_CTF_EXPRESSION: | |
201 | break; | |
6dc474b8 MD |
202 | case NODE_UNARY_EXPRESSION: |
203 | break; | |
02b234c4 MD |
204 | |
205 | case NODE_TYPEDEF: | |
6dc474b8 | 206 | CDS_INIT_LIST_HEAD(&node->u._typedef.declaration_specifier); |
02b234c4 MD |
207 | CDS_INIT_LIST_HEAD(&node->u._typedef.type_declarators); |
208 | break; | |
209 | case NODE_TYPEALIAS_TARGET: | |
6dc474b8 | 210 | CDS_INIT_LIST_HEAD(&node->u.typealias_target.declaration_specifier); |
02b234c4 MD |
211 | CDS_INIT_LIST_HEAD(&node->u.typealias_target.type_declarators); |
212 | break; | |
213 | case NODE_TYPEALIAS_ALIAS: | |
6dc474b8 | 214 | CDS_INIT_LIST_HEAD(&node->u.typealias_alias.declaration_specifier); |
02b234c4 MD |
215 | CDS_INIT_LIST_HEAD(&node->u.typealias_alias.type_declarators); |
216 | break; | |
217 | case NODE_TYPEALIAS: | |
218 | break; | |
219 | ||
220 | case NODE_TYPE_SPECIFIER: | |
221 | break; | |
02b234c4 MD |
222 | case NODE_POINTER: |
223 | break; | |
224 | case NODE_TYPE_DECLARATOR: | |
225 | CDS_INIT_LIST_HEAD(&node->u.type_declarator.pointers); | |
226 | break; | |
227 | ||
228 | case NODE_FLOATING_POINT: | |
229 | CDS_INIT_LIST_HEAD(&node->u.floating_point.expressions); | |
230 | break; | |
231 | case NODE_INTEGER: | |
232 | CDS_INIT_LIST_HEAD(&node->u.integer.expressions); | |
233 | break; | |
234 | case NODE_STRING: | |
235 | CDS_INIT_LIST_HEAD(&node->u.string.expressions); | |
236 | break; | |
237 | case NODE_ENUMERATOR: | |
238 | break; | |
239 | case NODE_ENUM: | |
240 | CDS_INIT_LIST_HEAD(&node->u._enum.enumerator_list); | |
241 | break; | |
242 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
6dc474b8 | 243 | CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.declaration_specifier); |
02b234c4 MD |
244 | CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.type_declarators); |
245 | break; | |
246 | case NODE_VARIANT: | |
02b234c4 MD |
247 | CDS_INIT_LIST_HEAD(&node->u.variant.declaration_list); |
248 | break; | |
249 | case NODE_STRUCT: | |
02b234c4 MD |
250 | CDS_INIT_LIST_HEAD(&node->u._struct.declaration_list); |
251 | break; | |
252 | ||
253 | case NODE_UNKNOWN: | |
254 | default: | |
255 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
256 | (int) type); | |
257 | break; | |
258 | } | |
259 | ||
260 | return node; | |
261 | } | |
262 | ||
263 | static int reparent_ctf_expression(struct ctf_node *node, | |
264 | struct ctf_node *parent) | |
265 | { | |
266 | switch (parent->type) { | |
267 | case NODE_EVENT: | |
6dc474b8 | 268 | cds_list_add(&node->siblings, &parent->u.event.declaration_list); |
02b234c4 MD |
269 | break; |
270 | case NODE_STREAM: | |
6dc474b8 | 271 | cds_list_add(&node->siblings, &parent->u.stream.declaration_list); |
02b234c4 MD |
272 | break; |
273 | case NODE_TRACE: | |
6dc474b8 | 274 | cds_list_add(&node->siblings, &parent->u.trace.declaration_list); |
02b234c4 MD |
275 | break; |
276 | case NODE_FLOATING_POINT: | |
277 | cds_list_add(&node->siblings, &parent->u.floating_point.expressions); | |
278 | break; | |
279 | case NODE_INTEGER: | |
280 | cds_list_add(&node->siblings, &parent->u.integer.expressions); | |
281 | break; | |
282 | case NODE_STRING: | |
283 | cds_list_add(&node->siblings, &parent->u.string.expressions); | |
284 | break; | |
285 | ||
286 | case NODE_ROOT: | |
287 | case NODE_CTF_EXPRESSION: | |
288 | case NODE_TYPEDEF: | |
289 | case NODE_TYPEALIAS_TARGET: | |
290 | case NODE_TYPEALIAS_ALIAS: | |
291 | case NODE_TYPEALIAS: | |
292 | case NODE_TYPE_SPECIFIER: | |
02b234c4 MD |
293 | case NODE_POINTER: |
294 | case NODE_TYPE_DECLARATOR: | |
295 | case NODE_ENUMERATOR: | |
296 | case NODE_ENUM: | |
297 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
298 | case NODE_VARIANT: | |
299 | case NODE_STRUCT: | |
6dc474b8 | 300 | case NODE_UNARY_EXPRESSION: |
02b234c4 MD |
301 | return -EPERM; |
302 | ||
303 | case NODE_UNKNOWN: | |
304 | default: | |
305 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
306 | (int) parent->type); | |
307 | return -EINVAL; | |
308 | } | |
309 | return 0; | |
310 | } | |
311 | ||
312 | static int reparent_typedef(struct ctf_node *node, struct ctf_node *parent) | |
313 | { | |
314 | switch (parent->type) { | |
315 | case NODE_ROOT: | |
316 | cds_list_add(&node->siblings, &parent->u.root._typedef); | |
317 | break; | |
318 | case NODE_EVENT: | |
6dc474b8 | 319 | cds_list_add(&node->siblings, &parent->u.event.declaration_list); |
02b234c4 MD |
320 | break; |
321 | case NODE_STREAM: | |
6dc474b8 | 322 | cds_list_add(&node->siblings, &parent->u.stream.declaration_list); |
02b234c4 MD |
323 | break; |
324 | case NODE_TRACE: | |
6dc474b8 | 325 | cds_list_add(&node->siblings, &parent->u.trace.declaration_list); |
02b234c4 MD |
326 | break; |
327 | case NODE_VARIANT: | |
6dc474b8 | 328 | cds_list_add(&node->siblings, &parent->u.variant.declaration_list); |
02b234c4 MD |
329 | break; |
330 | case NODE_STRUCT: | |
6dc474b8 | 331 | cds_list_add(&node->siblings, &parent->u._struct.declaration_list); |
02b234c4 MD |
332 | break; |
333 | ||
334 | case NODE_FLOATING_POINT: | |
335 | case NODE_INTEGER: | |
336 | case NODE_STRING: | |
337 | case NODE_CTF_EXPRESSION: | |
338 | case NODE_TYPEDEF: | |
339 | case NODE_TYPEALIAS_TARGET: | |
340 | case NODE_TYPEALIAS_ALIAS: | |
341 | case NODE_TYPEALIAS: | |
342 | case NODE_TYPE_SPECIFIER: | |
02b234c4 MD |
343 | case NODE_POINTER: |
344 | case NODE_TYPE_DECLARATOR: | |
345 | case NODE_ENUMERATOR: | |
346 | case NODE_ENUM: | |
347 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
6dc474b8 | 348 | case NODE_UNARY_EXPRESSION: |
02b234c4 MD |
349 | return -EPERM; |
350 | ||
351 | case NODE_UNKNOWN: | |
352 | default: | |
353 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
354 | (int) parent->type); | |
355 | return -EINVAL; | |
356 | } | |
357 | return 0; | |
358 | } | |
359 | ||
360 | static int reparent_typealias(struct ctf_node *node, struct ctf_node *parent) | |
361 | { | |
362 | switch (parent->type) { | |
363 | case NODE_ROOT: | |
364 | cds_list_add(&node->siblings, &parent->u.root.typealias); | |
365 | break; | |
366 | case NODE_EVENT: | |
6dc474b8 | 367 | cds_list_add(&node->siblings, &parent->u.event.declaration_list); |
02b234c4 MD |
368 | break; |
369 | case NODE_STREAM: | |
6dc474b8 | 370 | cds_list_add(&node->siblings, &parent->u.stream.declaration_list); |
02b234c4 MD |
371 | break; |
372 | case NODE_TRACE: | |
6dc474b8 | 373 | cds_list_add(&node->siblings, &parent->u.trace.declaration_list); |
02b234c4 MD |
374 | break; |
375 | case NODE_VARIANT: | |
6dc474b8 | 376 | cds_list_add(&node->siblings, &parent->u.variant.declaration_list); |
02b234c4 MD |
377 | break; |
378 | case NODE_STRUCT: | |
6dc474b8 | 379 | cds_list_add(&node->siblings, &parent->u._struct.declaration_list); |
02b234c4 MD |
380 | break; |
381 | ||
382 | case NODE_FLOATING_POINT: | |
383 | case NODE_INTEGER: | |
384 | case NODE_STRING: | |
385 | case NODE_CTF_EXPRESSION: | |
386 | case NODE_TYPEDEF: | |
387 | case NODE_TYPEALIAS_TARGET: | |
388 | case NODE_TYPEALIAS_ALIAS: | |
389 | case NODE_TYPEALIAS: | |
390 | case NODE_TYPE_SPECIFIER: | |
02b234c4 MD |
391 | case NODE_POINTER: |
392 | case NODE_TYPE_DECLARATOR: | |
393 | case NODE_ENUMERATOR: | |
394 | case NODE_ENUM: | |
395 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
6dc474b8 | 396 | case NODE_UNARY_EXPRESSION: |
02b234c4 MD |
397 | return -EPERM; |
398 | ||
399 | case NODE_UNKNOWN: | |
400 | default: | |
401 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
402 | (int) parent->type); | |
403 | return -EINVAL; | |
404 | } | |
405 | return 0; | |
406 | } | |
407 | ||
6dc474b8 MD |
408 | static int reparent_type_specifier(struct ctf_node *node, |
409 | struct ctf_node *parent) | |
02b234c4 MD |
410 | { |
411 | switch (parent->type) { | |
412 | case NODE_ROOT: | |
413 | cds_list_add(&node->siblings, &parent->u.root.declaration_specifier); | |
414 | break; | |
415 | case NODE_EVENT: | |
6dc474b8 | 416 | cds_list_add(&node->siblings, &parent->u.event.declaration_list); |
02b234c4 MD |
417 | break; |
418 | case NODE_STREAM: | |
6dc474b8 | 419 | cds_list_add(&node->siblings, &parent->u.stream.declaration_list); |
02b234c4 MD |
420 | break; |
421 | case NODE_TRACE: | |
6dc474b8 | 422 | cds_list_add(&node->siblings, &parent->u.trace.declaration_list); |
02b234c4 MD |
423 | break; |
424 | case NODE_VARIANT: | |
425 | cds_list_add(&node->siblings, &parent->u.variant.declaration_list); | |
426 | break; | |
427 | case NODE_STRUCT: | |
428 | cds_list_add(&node->siblings, &parent->u._struct.declaration_list); | |
429 | break; | |
430 | case NODE_TYPEDEF: | |
6dc474b8 | 431 | cds_list_add(&node->siblings, &parent->u._typedef.declaration_specifier); |
02b234c4 MD |
432 | break; |
433 | case NODE_TYPEALIAS_TARGET: | |
6dc474b8 | 434 | cds_list_add(&node->siblings, &parent->u.typealias_target.declaration_specifier); |
02b234c4 MD |
435 | break; |
436 | case NODE_TYPEALIAS_ALIAS: | |
6dc474b8 | 437 | cds_list_add(&node->siblings, &parent->u.typealias_alias.declaration_specifier); |
02b234c4 MD |
438 | break; |
439 | case NODE_TYPE_DECLARATOR: | |
440 | parent->u.type_declarator.type = TYPEDEC_NESTED; | |
6dc474b8 | 441 | parent->u.type_declarator.u.nested.length = node; |
02b234c4 MD |
442 | break; |
443 | case NODE_ENUM: | |
6dc474b8 | 444 | parent->u._enum.container_type = node; |
02b234c4 MD |
445 | break; |
446 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
6dc474b8 | 447 | cds_list_add(&node->siblings, &parent->u.struct_or_variant_declaration.declaration_specifier); |
02b234c4 MD |
448 | break; |
449 | case NODE_TYPEALIAS: | |
450 | case NODE_FLOATING_POINT: | |
451 | case NODE_INTEGER: | |
452 | case NODE_STRING: | |
453 | case NODE_CTF_EXPRESSION: | |
454 | case NODE_TYPE_SPECIFIER: | |
02b234c4 MD |
455 | case NODE_POINTER: |
456 | case NODE_ENUMERATOR: | |
6dc474b8 | 457 | case NODE_UNARY_EXPRESSION: |
02b234c4 MD |
458 | return -EPERM; |
459 | ||
460 | case NODE_UNKNOWN: | |
461 | default: | |
462 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
463 | (int) parent->type); | |
464 | return -EINVAL; | |
465 | } | |
466 | return 0; | |
467 | } | |
468 | ||
469 | static int reparent_type_declarator(struct ctf_node *node, | |
470 | struct ctf_node *parent) | |
471 | { | |
472 | switch (parent->type) { | |
473 | case NODE_TYPE_DECLARATOR: | |
474 | parent->u.type_declarator.type = TYPEDEC_NESTED; | |
475 | parent->u.type_declarator.u.nested.type_declarator = node; | |
476 | break; | |
477 | case NODE_STRUCT_OR_VARIANT_DECLARATION: | |
478 | cds_list_add(&node->siblings, &parent->u.struct_or_variant_declaration.type_declarators); | |
479 | break; | |
480 | case NODE_TYPEDEF: | |
481 | cds_list_add(&node->siblings, &parent->u._typedef.type_declarators); | |
482 | break; | |
483 | case NODE_TYPEALIAS_TARGET: | |
484 | cds_list_add(&node->siblings, &parent->u.typealias_target.type_declarators); | |
485 | break; | |
486 | case NODE_TYPEALIAS_ALIAS: | |
487 | cds_list_add(&node->siblings, &parent->u.typealias_alias.type_declarators); | |
488 | break; | |
489 | ||
490 | case NODE_ROOT: | |
491 | case NODE_EVENT: | |
492 | case NODE_STREAM: | |
493 | case NODE_TRACE: | |
494 | case NODE_VARIANT: | |
495 | case NODE_STRUCT: | |
496 | case NODE_TYPEALIAS: | |
497 | case NODE_ENUM: | |
498 | case NODE_FLOATING_POINT: | |
499 | case NODE_INTEGER: | |
500 | case NODE_STRING: | |
501 | case NODE_CTF_EXPRESSION: | |
502 | case NODE_TYPE_SPECIFIER: | |
02b234c4 MD |
503 | case NODE_POINTER: |
504 | case NODE_ENUMERATOR: | |
6dc474b8 | 505 | case NODE_UNARY_EXPRESSION: |
02b234c4 MD |
506 | return -EPERM; |
507 | ||
508 | case NODE_UNKNOWN: | |
509 | default: | |
510 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
511 | (int) parent->type); | |
512 | return -EINVAL; | |
513 | } | |
514 | return 0; | |
515 | } | |
516 | ||
517 | /* | |
518 | * reparent node | |
519 | * | |
520 | * Relink node to new parent. Returns 0 on success, -EPERM if it is not | |
521 | * permitted to create the link declared by the input, -ENOENT if node or parent | |
522 | * is NULL, -EINVAL if there is an internal structure problem. | |
523 | */ | |
524 | static int reparent_node(struct ctf_node *node, | |
525 | struct ctf_node *parent) | |
526 | { | |
527 | if (!node || !parent) | |
528 | return -ENOENT; | |
529 | ||
530 | /* Unlink from old parent */ | |
531 | cds_list_del(&node->siblings); | |
532 | ||
6dc474b8 | 533 | /* Note: Linking to parent will be done only by an external visitor */ |
02b234c4 MD |
534 | |
535 | switch (node->type) { | |
536 | case NODE_ROOT: | |
537 | fprintf(stderr, "[error] %s: trying to reparent root node\n", __func__); | |
538 | return -EINVAL; | |
539 | ||
540 | case NODE_EVENT: | |
541 | if (parent->type == NODE_ROOT) | |
6dc474b8 | 542 | cds_list_add_tail(&node->siblings, &parent->u.root.event); |
02b234c4 MD |
543 | else |
544 | return -EPERM; | |
545 | break; | |
546 | case NODE_STREAM: | |
547 | if (parent->type == NODE_ROOT) | |
6dc474b8 | 548 | cds_list_add_tail(&node->siblings, &parent->u.root.stream); |
02b234c4 MD |
549 | else |
550 | return -EPERM; | |
551 | break; | |
552 | case NODE_TRACE: | |
553 | if (parent->type == NODE_ROOT) | |
6dc474b8 | 554 | cds_list_add_tail(&node->siblings, &parent->u.root.trace); |
02b234c4 MD |
555 | else |
556 | return -EPERM; | |
557 | break; | |
558 | ||
559 | case NODE_CTF_EXPRESSION: | |
560 | return reparent_ctf_expression(node, parent); | |
6dc474b8 MD |
561 | case NODE_UNARY_EXPRESSION: |
562 | if (parent->type == NODE_TYPE_DECLARATOR) | |
563 | parent->u.type_declarator.bitfield_len = node; | |
564 | else | |
565 | return -EPERM; | |
566 | break; | |
02b234c4 MD |
567 | |
568 | case NODE_TYPEDEF: | |
569 | return reparent_typedef(node, parent); | |
570 | case NODE_TYPEALIAS_TARGET: | |
571 | if (parent->type == NODE_TYPEALIAS) | |
572 | parent->u.typealias.target = node; | |
573 | else | |
574 | return -EINVAL; | |
575 | case NODE_TYPEALIAS_ALIAS: | |
576 | if (parent->type == NODE_TYPEALIAS) | |
577 | parent->u.typealias.alias = node; | |
578 | else | |
579 | return -EINVAL; | |
580 | case NODE_TYPEALIAS: | |
581 | return reparent_typealias(node, parent); | |
582 | ||
02b234c4 MD |
583 | case NODE_POINTER: |
584 | if (parent->type == NODE_TYPE_DECLARATOR) | |
6dc474b8 | 585 | cds_list_add_tail(&node->siblings, &parent->u.type_declarator.pointers); |
02b234c4 MD |
586 | else |
587 | return -EPERM; | |
588 | break; | |
589 | case NODE_TYPE_DECLARATOR: | |
590 | return reparent_type_declarator(node, parent); | |
591 | ||
6dc474b8 | 592 | case NODE_TYPE_SPECIFIER: |
02b234c4 | 593 | case NODE_FLOATING_POINT: |
02b234c4 | 594 | case NODE_INTEGER: |
02b234c4 | 595 | case NODE_STRING: |
6dc474b8 MD |
596 | case NODE_ENUM: |
597 | case NODE_VARIANT: | |
598 | case NODE_STRUCT: | |
599 | return reparent_type_specifier(node, parent); | |
600 | ||
02b234c4 MD |
601 | case NODE_ENUMERATOR: |
602 | if (parent->type == NODE_ENUM) | |
6dc474b8 | 603 | cds_list_add_tail(&node->siblings, &parent->u._enum.enumerator_list); |
02b234c4 MD |
604 | else |
605 | return -EPERM; | |
606 | break; | |
02b234c4 MD |
607 | case NODE_STRUCT_OR_VARIANT_DECLARATION: |
608 | switch (parent->type) { | |
609 | case NODE_STRUCT: | |
6dc474b8 | 610 | cds_list_add_tail(&node->siblings, &parent->u.variant.declaration_list); |
02b234c4 MD |
611 | break; |
612 | case NODE_VARIANT: | |
6dc474b8 | 613 | cds_list_add_tail(&node->siblings, &parent->u._struct.declaration_list); |
02b234c4 MD |
614 | break; |
615 | default: | |
616 | return -EINVAL; | |
617 | } | |
618 | break; | |
02b234c4 MD |
619 | |
620 | case NODE_UNKNOWN: | |
621 | default: | |
622 | fprintf(stderr, "[error] %s: unknown node type %d\n", __func__, | |
623 | (int) parent->type); | |
624 | return -EINVAL; | |
625 | } | |
626 | return 0; | |
627 | } | |
628 | ||
34d3acc4 | 629 | void yyerror(struct ctf_scanner *scanner, const char *str) |
8b9d5b5e MD |
630 | { |
631 | fprintf(stderr, "error %s\n", str); | |
632 | } | |
633 | ||
634 | int yywrap(void) | |
635 | { | |
636 | return 1; | |
637 | } | |
638 | ||
6dc474b8 MD |
639 | #define reparent_error(scanner, str) \ |
640 | do { \ | |
641 | yyerror(scanner, YY_("reparent_error: " str "\n")); \ | |
642 | YYERROR; \ | |
643 | } while (0) | |
644 | ||
34d3acc4 | 645 | static void free_strings(struct cds_list_head *list) |
8b9d5b5e MD |
646 | { |
647 | struct gc_string *gstr, *tmp; | |
648 | ||
34d3acc4 | 649 | cds_list_for_each_entry_safe(gstr, tmp, list, gc) |
8b9d5b5e MD |
650 | free(gstr); |
651 | } | |
652 | ||
34d3acc4 | 653 | static struct ctf_ast *ctf_ast_alloc(void) |
8b9d5b5e | 654 | { |
34d3acc4 MD |
655 | struct ctf_ast *ast; |
656 | ||
657 | ast = malloc(sizeof(*ast)); | |
658 | if (!ast) | |
659 | return NULL; | |
660 | memset(ast, 0, sizeof(*ast)); | |
02b234c4 MD |
661 | CDS_INIT_LIST_HEAD(&ast->allocated_nodes); |
662 | ast->root.type = NODE_ROOT; | |
663 | CDS_INIT_LIST_HEAD(&ast->root.siblings); | |
664 | CDS_INIT_LIST_HEAD(&ast->root.u.root._typedef); | |
665 | CDS_INIT_LIST_HEAD(&ast->root.u.root.typealias); | |
666 | CDS_INIT_LIST_HEAD(&ast->root.u.root.declaration_specifier); | |
667 | CDS_INIT_LIST_HEAD(&ast->root.u.root.trace); | |
668 | CDS_INIT_LIST_HEAD(&ast->root.u.root.stream); | |
669 | CDS_INIT_LIST_HEAD(&ast->root.u.root.event); | |
34d3acc4 MD |
670 | return ast; |
671 | } | |
672 | ||
673 | static void ctf_ast_free(struct ctf_ast *ast) | |
674 | { | |
02b234c4 MD |
675 | struct ctf_node *node, *tmp; |
676 | ||
677 | cds_list_for_each_entry_safe(node, tmp, &ast->allocated_nodes, gc) | |
678 | free(node); | |
34d3acc4 MD |
679 | } |
680 | ||
681 | int ctf_scanner_append_ast(struct ctf_scanner *scanner) | |
682 | { | |
683 | return yyparse(scanner); | |
684 | } | |
685 | ||
686 | struct ctf_scanner *ctf_scanner_alloc(FILE *input) | |
687 | { | |
688 | struct ctf_scanner *scanner; | |
689 | int ret; | |
690 | ||
691 | scanner = malloc(sizeof(*scanner)); | |
692 | if (!scanner) | |
693 | return NULL; | |
694 | memset(scanner, 0, sizeof(*scanner)); | |
695 | ||
696 | ret = yylex_init_extra(scanner, &scanner->scanner); | |
697 | if (ret) { | |
698 | fprintf(stderr, "yylex_init error\n"); | |
699 | goto cleanup_scanner; | |
700 | } | |
701 | yyset_in(input, scanner); | |
702 | ||
703 | scanner->ast = ctf_ast_alloc(); | |
704 | if (!scanner->ast) | |
705 | goto cleanup_lexer; | |
706 | init_scope(&scanner->root_scope, NULL); | |
19d96da7 | 707 | scanner->cs = &scanner->root_scope; |
34d3acc4 MD |
708 | CDS_INIT_LIST_HEAD(&scanner->allocated_strings); |
709 | ||
710 | return scanner; | |
711 | ||
712 | cleanup_lexer: | |
713 | ret = yylex_destroy(scanner->scanner); | |
714 | if (!ret) | |
715 | fprintf(stderr, "yylex_destroy error\n"); | |
716 | cleanup_scanner: | |
717 | free(scanner); | |
718 | return NULL; | |
719 | } | |
720 | ||
721 | void ctf_scanner_free(struct ctf_scanner *scanner) | |
722 | { | |
723 | int ret; | |
724 | ||
725 | finalize_scope(&scanner->root_scope); | |
726 | free_strings(&scanner->allocated_strings); | |
727 | ctf_ast_free(scanner->ast); | |
728 | ret = yylex_destroy(scanner->scanner); | |
729 | if (ret) | |
730 | fprintf(stderr, "yylex_destroy error\n"); | |
731 | free(scanner); | |
732 | } | |
8b9d5b5e MD |
733 | |
734 | %} | |
735 | ||
34d3acc4 MD |
736 | %define api.pure |
737 | /* %locations */ | |
738 | %parse-param {struct ctf_scanner *scanner} | |
739 | %lex-param {struct ctf_scanner *scanner} | |
8b9d5b5e | 740 | %start file |
8b9d5b5e MD |
741 | %token CHARACTER_CONSTANT_START SQUOTE STRING_LITERAL_START DQUOTE ESCSEQ CHAR_STRING_TOKEN LSBRAC RSBRAC LPAREN RPAREN LBRAC RBRAC RARROW STAR PLUS MINUS LT GT TYPEASSIGN COLON SEMICOLON DOTDOTDOT DOT EQUAL COMMA CONST CHAR DOUBLE ENUM EVENT FLOATING_POINT FLOAT INTEGER INT LONG SHORT SIGNED STREAM STRING STRUCT TRACE TYPEALIAS TYPEDEF UNSIGNED VARIANT VOID _BOOL _COMPLEX _IMAGINARY DECIMAL_CONSTANT OCTAL_CONSTANT HEXADECIMAL_CONSTANT |
742 | %token <gs> IDENTIFIER ID_TYPE | |
743 | %token ERROR | |
744 | %union | |
745 | { | |
746 | long long ll; | |
747 | char c; | |
748 | struct gc_string *gs; | |
749 | struct ctf_node *n; | |
750 | } | |
751 | ||
6dc474b8 MD |
752 | %type <gs> keywords |
753 | %type <gs> s_char s_char_sequence c_char c_char_sequence | |
754 | ||
755 | %type <n> postfix_expression unary_expression unary_expression_or_range | |
756 | ||
757 | %type <n> declaration | |
02b234c4 | 758 | %type <n> event_declaration |
6dc474b8 MD |
759 | %type <n> stream_declaration |
760 | %type <n> trace_declaration | |
761 | %type <n> declaration_specifiers | |
762 | ||
763 | %type <n> type_declarator_list | |
764 | %type <n> abstract_type_declarator_list | |
765 | %type <n> type_specifier | |
766 | %type <n> struct_type_specifier | |
767 | %type <n> variant_type_specifier | |
768 | %type <n> type_specifier_or_integer_constant | |
769 | %type <n> enum_type_specifier | |
770 | %type <n> struct_or_variant_declaration_list | |
771 | %type <n> struct_or_variant_declaration | |
772 | %type <n> specifier_qualifier_list | |
773 | %type <n> struct_or_variant_declarator_list | |
774 | %type <n> struct_or_variant_declarator | |
775 | %type <n> enumerator_list | |
776 | %type <n> enumerator | |
777 | %type <n> abstract_declarator_list | |
778 | %type <n> abstract_declarator | |
779 | %type <n> direct_abstract_declarator | |
780 | %type <n> declarator | |
781 | %type <n> direct_declarator | |
782 | %type <n> type_declarator | |
783 | %type <n> direct_type_declarator | |
784 | %type <n> abstract_type_declarator | |
785 | %type <n> direct_abstract_type_declarator | |
786 | %type <n> pointer | |
02b234c4 MD |
787 | %type <n> ctf_assignment_expression_list |
788 | %type <n> ctf_assignment_expression | |
789 | ||
8b9d5b5e MD |
790 | %% |
791 | ||
792 | file: | |
793 | declaration | |
6dc474b8 MD |
794 | { |
795 | if (reparent_node($1, &ctf_scanner_get_ast(scanner)->root)) | |
796 | reparent_error(scanner, "error reparenting to root"); | |
797 | } | |
8b9d5b5e | 798 | | file declaration |
6dc474b8 MD |
799 | { |
800 | if (reparent_node($2, &ctf_scanner_get_ast(scanner)->root)) | |
801 | reparent_error(scanner, "error reparenting to root"); | |
802 | } | |
8b9d5b5e MD |
803 | ; |
804 | ||
805 | keywords: | |
806 | VOID | |
6dc474b8 | 807 | { $$ = yylval.gs; } |
8b9d5b5e | 808 | | CHAR |
6dc474b8 | 809 | { $$ = yylval.gs; } |
8b9d5b5e | 810 | | SHORT |
6dc474b8 | 811 | { $$ = yylval.gs; } |
8b9d5b5e | 812 | | INT |
6dc474b8 | 813 | { $$ = yylval.gs; } |
8b9d5b5e | 814 | | LONG |
6dc474b8 | 815 | { $$ = yylval.gs; } |
8b9d5b5e | 816 | | FLOAT |
6dc474b8 | 817 | { $$ = yylval.gs; } |
8b9d5b5e | 818 | | DOUBLE |
6dc474b8 | 819 | { $$ = yylval.gs; } |
8b9d5b5e | 820 | | SIGNED |
6dc474b8 | 821 | { $$ = yylval.gs; } |
8b9d5b5e | 822 | | UNSIGNED |
6dc474b8 | 823 | { $$ = yylval.gs; } |
8b9d5b5e | 824 | | _BOOL |
6dc474b8 | 825 | { $$ = yylval.gs; } |
8b9d5b5e | 826 | | _COMPLEX |
6dc474b8 | 827 | { $$ = yylval.gs; } |
8b9d5b5e | 828 | | FLOATING_POINT |
6dc474b8 | 829 | { $$ = yylval.gs; } |
8b9d5b5e | 830 | | INTEGER |
6dc474b8 | 831 | { $$ = yylval.gs; } |
8b9d5b5e | 832 | | STRING |
6dc474b8 | 833 | { $$ = yylval.gs; } |
8b9d5b5e | 834 | | ENUM |
6dc474b8 | 835 | { $$ = yylval.gs; } |
8b9d5b5e | 836 | | VARIANT |
6dc474b8 | 837 | { $$ = yylval.gs; } |
8b9d5b5e | 838 | | STRUCT |
6dc474b8 | 839 | { $$ = yylval.gs; } |
8b9d5b5e | 840 | | CONST |
6dc474b8 | 841 | { $$ = yylval.gs; } |
8b9d5b5e | 842 | | TYPEDEF |
6dc474b8 | 843 | { $$ = yylval.gs; } |
8b9d5b5e | 844 | | EVENT |
6dc474b8 | 845 | { $$ = yylval.gs; } |
8b9d5b5e | 846 | | STREAM |
6dc474b8 | 847 | { $$ = yylval.gs; } |
8b9d5b5e | 848 | | TRACE |
6dc474b8 | 849 | { $$ = yylval.gs; } |
8b9d5b5e MD |
850 | ; |
851 | ||
852 | /* 1.5 Constants */ | |
853 | ||
854 | c_char_sequence: | |
855 | c_char | |
6dc474b8 | 856 | { $$ = $1; } |
8b9d5b5e | 857 | | c_char_sequence c_char |
6dc474b8 | 858 | { $$ = gc_string_append(scanner, $1, $2); } |
8b9d5b5e MD |
859 | ; |
860 | ||
861 | c_char: | |
862 | CHAR_STRING_TOKEN | |
6dc474b8 | 863 | { $$ = yylval.gs; } |
8b9d5b5e | 864 | | ESCSEQ |
6dc474b8 MD |
865 | { |
866 | reparent_error(scanner, "escape sequences not supported yet"); | |
867 | } | |
8b9d5b5e MD |
868 | ; |
869 | ||
870 | /* 1.6 String literals */ | |
871 | ||
872 | s_char_sequence: | |
873 | s_char | |
6dc474b8 | 874 | { $$ = $1; } |
8b9d5b5e | 875 | | s_char_sequence s_char |
6dc474b8 | 876 | { $$ = gc_string_append(scanner, $1, $2); } |
8b9d5b5e MD |
877 | ; |
878 | ||
879 | s_char: | |
880 | CHAR_STRING_TOKEN | |
6dc474b8 | 881 | { $$ = yylval.gs; } |
8b9d5b5e | 882 | | ESCSEQ |
6dc474b8 MD |
883 | { |
884 | reparent_error(scanner, "escape sequences not supported yet"); | |
885 | } | |
8b9d5b5e MD |
886 | ; |
887 | ||
888 | /* 2: Phrase structure grammar */ | |
889 | ||
890 | postfix_expression: | |
891 | IDENTIFIER | |
6dc474b8 MD |
892 | { |
893 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
894 | $$->u.unary_expression.type = UNARY_STRING; | |
895 | $$->u.unary_expression.u.string = yylval.gs->s; | |
896 | } | |
8b9d5b5e | 897 | | ID_TYPE |
6dc474b8 MD |
898 | { |
899 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
900 | $$->u.unary_expression.type = UNARY_STRING; | |
901 | $$->u.unary_expression.u.string = yylval.gs->s; | |
902 | } | |
903 | ||
8b9d5b5e | 904 | | keywords |
6dc474b8 MD |
905 | { |
906 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
907 | $$->u.unary_expression.type = UNARY_STRING; | |
908 | $$->u.unary_expression.u.string = yylval.gs->s; | |
909 | } | |
910 | ||
8b9d5b5e | 911 | | DECIMAL_CONSTANT |
6dc474b8 MD |
912 | { |
913 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
914 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
915 | sscanf(yylval.gs->s, "%llu", | |
916 | &$$->u.unary_expression.u.unsigned_constant); | |
917 | } | |
8b9d5b5e | 918 | | OCTAL_CONSTANT |
6dc474b8 MD |
919 | { |
920 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
921 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
922 | sscanf(yylval.gs->s, "0%llo", | |
923 | &$$->u.unary_expression.u.unsigned_constant); | |
924 | } | |
8b9d5b5e | 925 | | HEXADECIMAL_CONSTANT |
6dc474b8 MD |
926 | { |
927 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
928 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
929 | sscanf(yylval.gs->s, "0x%llx", | |
930 | &$$->u.unary_expression.u.unsigned_constant); | |
931 | } | |
8b9d5b5e | 932 | | STRING_LITERAL_START DQUOTE |
6dc474b8 MD |
933 | { |
934 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
935 | $$->u.unary_expression.type = UNARY_STRING; | |
936 | $$->u.unary_expression.u.string = ""; | |
937 | } | |
8b9d5b5e | 938 | | STRING_LITERAL_START s_char_sequence DQUOTE |
6dc474b8 MD |
939 | { |
940 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
941 | $$->u.unary_expression.type = UNARY_STRING; | |
942 | $$->u.unary_expression.u.string = $2->s; | |
943 | } | |
8b9d5b5e | 944 | | CHARACTER_CONSTANT_START c_char_sequence SQUOTE |
6dc474b8 MD |
945 | { |
946 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
947 | $$->u.unary_expression.type = UNARY_STRING; | |
948 | $$->u.unary_expression.u.string = $2->s; | |
949 | } | |
8b9d5b5e | 950 | | LPAREN unary_expression RPAREN |
6dc474b8 MD |
951 | { |
952 | $$ = $2; | |
953 | } | |
8b9d5b5e | 954 | | postfix_expression LSBRAC unary_expression RSBRAC |
6dc474b8 MD |
955 | { |
956 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
957 | $$->u.unary_expression.type = UNARY_SBRAC; | |
958 | $$->u.unary_expression.u.sbrac_exp = $3; | |
959 | cds_list_add(&($$)->siblings, &($1)->siblings); | |
960 | } | |
8b9d5b5e | 961 | | postfix_expression DOT IDENTIFIER |
6dc474b8 MD |
962 | { |
963 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
964 | $$->u.unary_expression.type = UNARY_STRING; | |
965 | $$->u.unary_expression.u.string = yylval.gs->s; | |
966 | $$->u.unary_expression.link = UNARY_DOTLINK; | |
967 | cds_list_add(&($$)->siblings, &($1)->siblings); | |
968 | } | |
8b9d5b5e | 969 | | postfix_expression DOT ID_TYPE |
6dc474b8 MD |
970 | { |
971 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
972 | $$->u.unary_expression.type = UNARY_STRING; | |
973 | $$->u.unary_expression.u.string = yylval.gs->s; | |
974 | $$->u.unary_expression.link = UNARY_DOTLINK; | |
975 | cds_list_add(&($$)->siblings, &($1)->siblings); | |
976 | } | |
8b9d5b5e | 977 | | postfix_expression RARROW IDENTIFIER |
6dc474b8 MD |
978 | { |
979 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
980 | $$->u.unary_expression.type = UNARY_STRING; | |
981 | $$->u.unary_expression.u.string = yylval.gs->s; | |
982 | $$->u.unary_expression.link = UNARY_ARROWLINK; | |
983 | cds_list_add(&($$)->siblings, &($1)->siblings); | |
984 | } | |
8b9d5b5e | 985 | | postfix_expression RARROW ID_TYPE |
6dc474b8 MD |
986 | { |
987 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
988 | $$->u.unary_expression.type = UNARY_STRING; | |
989 | $$->u.unary_expression.u.string = yylval.gs->s; | |
990 | $$->u.unary_expression.link = UNARY_ARROWLINK; | |
991 | cds_list_add(&($$)->siblings, &($1)->siblings); | |
992 | } | |
8b9d5b5e MD |
993 | ; |
994 | ||
995 | unary_expression: | |
996 | postfix_expression | |
6dc474b8 | 997 | { $$ = $1; } |
8b9d5b5e | 998 | | PLUS postfix_expression |
6dc474b8 | 999 | { $$ = $2; } |
8b9d5b5e | 1000 | | MINUS postfix_expression |
6dc474b8 MD |
1001 | { |
1002 | $$ = $2; | |
1003 | if ($$->u.unary_expression.type != UNARY_SIGNED_CONSTANT | |
1004 | && $$->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) | |
1005 | reparent_error(scanner, "expecting numeric constant"); | |
1006 | ||
1007 | if ($$->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT) { | |
1008 | $$->u.unary_expression.type = UNARY_SIGNED_CONSTANT; | |
1009 | $$->u.unary_expression.u.signed_constant = | |
1010 | -($$->u.unary_expression.u.unsigned_constant); | |
1011 | } else { | |
1012 | $$->u.unary_expression.u.signed_constant = | |
1013 | -($$->u.unary_expression.u.signed_constant); | |
1014 | } | |
1015 | } | |
8b9d5b5e MD |
1016 | ; |
1017 | ||
1018 | unary_expression_or_range: | |
1019 | unary_expression DOTDOTDOT unary_expression | |
6dc474b8 MD |
1020 | { |
1021 | $$ = $1; | |
1022 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1023 | } | |
8b9d5b5e | 1024 | | unary_expression |
6dc474b8 | 1025 | { $$ = $1; } |
8b9d5b5e MD |
1026 | ; |
1027 | ||
1028 | /* 2.2: Declarations */ | |
1029 | ||
1030 | declaration: | |
1031 | declaration_specifiers SEMICOLON | |
6dc474b8 | 1032 | { $$ = $1; } |
8b9d5b5e | 1033 | | event_declaration |
6dc474b8 | 1034 | { $$ = $1; } |
8b9d5b5e | 1035 | | stream_declaration |
6dc474b8 | 1036 | { $$ = $1; } |
8b9d5b5e | 1037 | | trace_declaration |
6dc474b8 | 1038 | { $$ = $1; } |
8b9d5b5e | 1039 | | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON |
6dc474b8 MD |
1040 | { |
1041 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1042 | cds_list_add(&($3)->siblings, &($$)->u._typedef.declaration_specifier); | |
1043 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1044 | cds_list_add(&($4)->siblings, &($$)->u._typedef.type_declarators); | |
1045 | } | |
8b9d5b5e | 1046 | | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON |
6dc474b8 MD |
1047 | { |
1048 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1049 | cds_list_add(&($2)->siblings, &($$)->u._typedef.declaration_specifier); | |
1050 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1051 | } | |
8b9d5b5e | 1052 | | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON |
6dc474b8 MD |
1053 | { |
1054 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1055 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1056 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1057 | } | |
8b9d5b5e | 1058 | | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list SEMICOLON |
6dc474b8 MD |
1059 | { |
1060 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1061 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1062 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1063 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1064 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1065 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier); | |
1066 | cds_list_add(&($6)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1067 | } | |
8b9d5b5e | 1068 | | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list SEMICOLON |
6dc474b8 MD |
1069 | { |
1070 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1071 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1072 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1073 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1074 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1075 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1076 | } | |
8b9d5b5e MD |
1077 | ; |
1078 | ||
1079 | event_declaration: | |
1080 | event_declaration_begin event_declaration_end | |
6dc474b8 | 1081 | { $$ = make_node(scanner, NODE_EVENT); } |
8b9d5b5e | 1082 | | event_declaration_begin ctf_assignment_expression_list event_declaration_end |
02b234c4 MD |
1083 | { |
1084 | $$ = make_node(scanner, NODE_EVENT); | |
6dc474b8 MD |
1085 | if (reparent_node($2, $$)) |
1086 | reparent_error(scanner, "event_declaration"); | |
02b234c4 | 1087 | } |
8b9d5b5e MD |
1088 | ; |
1089 | ||
1090 | event_declaration_begin: | |
1091 | EVENT LBRAC | |
fce8006d | 1092 | { push_scope(scanner); } |
8b9d5b5e MD |
1093 | ; |
1094 | ||
1095 | event_declaration_end: | |
1096 | RBRAC SEMICOLON | |
fce8006d | 1097 | { pop_scope(scanner); } |
8b9d5b5e MD |
1098 | ; |
1099 | ||
1100 | ||
1101 | stream_declaration: | |
1102 | stream_declaration_begin stream_declaration_end | |
6dc474b8 | 1103 | { $$ = make_node(scanner, NODE_STREAM); } |
8b9d5b5e | 1104 | | stream_declaration_begin ctf_assignment_expression_list stream_declaration_end |
6dc474b8 MD |
1105 | { |
1106 | $$ = make_node(scanner, NODE_STREAM); | |
1107 | if (reparent_node($2, $$)) | |
1108 | reparent_error(scanner, "stream_declaration"); | |
1109 | } | |
8b9d5b5e MD |
1110 | ; |
1111 | ||
1112 | stream_declaration_begin: | |
1113 | STREAM LBRAC | |
fce8006d | 1114 | { push_scope(scanner); } |
8b9d5b5e MD |
1115 | ; |
1116 | ||
1117 | stream_declaration_end: | |
1118 | RBRAC SEMICOLON | |
fce8006d | 1119 | { pop_scope(scanner); } |
8b9d5b5e MD |
1120 | ; |
1121 | ||
1122 | ||
1123 | trace_declaration: | |
1124 | trace_declaration_begin trace_declaration_end | |
6dc474b8 | 1125 | { $$ = make_node(scanner, NODE_TRACE); } |
8b9d5b5e | 1126 | | trace_declaration_begin ctf_assignment_expression_list trace_declaration_end |
6dc474b8 MD |
1127 | { |
1128 | $$ = make_node(scanner, NODE_TRACE); | |
1129 | if (reparent_node($2, $$)) | |
1130 | reparent_error(scanner, "trace_declaration"); | |
1131 | } | |
8b9d5b5e MD |
1132 | ; |
1133 | ||
1134 | trace_declaration_begin: | |
1135 | TRACE LBRAC | |
fce8006d | 1136 | { push_scope(scanner); } |
8b9d5b5e MD |
1137 | ; |
1138 | ||
1139 | trace_declaration_end: | |
1140 | RBRAC SEMICOLON | |
fce8006d | 1141 | { pop_scope(scanner); } |
8b9d5b5e MD |
1142 | ; |
1143 | ||
1144 | declaration_specifiers: | |
1145 | CONST | |
6dc474b8 MD |
1146 | { |
1147 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1148 | $$->u.type_specifier.type = TYPESPEC_CONST; | |
1149 | } | |
8b9d5b5e | 1150 | | type_specifier |
6dc474b8 | 1151 | { $$ = $1; } |
8b9d5b5e | 1152 | | declaration_specifiers CONST |
6dc474b8 MD |
1153 | { |
1154 | struct ctf_node *node; | |
1155 | ||
1156 | node = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1157 | node->u.type_specifier.type = TYPESPEC_CONST; | |
1158 | cds_list_add(&node->siblings, &($1)->siblings); | |
1159 | $$ = $1; | |
1160 | } | |
8b9d5b5e | 1161 | | declaration_specifiers type_specifier |
6dc474b8 MD |
1162 | { |
1163 | $$ = $1; | |
1164 | cds_list_add(&($2)->siblings, &($1)->siblings); | |
1165 | } | |
8b9d5b5e MD |
1166 | ; |
1167 | ||
1168 | type_declarator_list: | |
1169 | type_declarator | |
6dc474b8 | 1170 | { $$ = $1; } |
8b9d5b5e | 1171 | | type_declarator_list COMMA type_declarator |
6dc474b8 MD |
1172 | { |
1173 | $$ = $1; | |
1174 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1175 | } | |
8b9d5b5e MD |
1176 | ; |
1177 | ||
1178 | abstract_type_declarator_list: | |
1179 | abstract_type_declarator | |
6dc474b8 | 1180 | { $$ = $1; } |
8b9d5b5e | 1181 | | abstract_type_declarator_list COMMA abstract_type_declarator |
6dc474b8 MD |
1182 | { |
1183 | $$ = $1; | |
1184 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1185 | } | |
8b9d5b5e MD |
1186 | ; |
1187 | ||
1188 | type_specifier: | |
1189 | VOID | |
6dc474b8 MD |
1190 | { |
1191 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1192 | $$->u.type_specifier.type = TYPESPEC_VOID; | |
1193 | } | |
8b9d5b5e | 1194 | | CHAR |
6dc474b8 MD |
1195 | { |
1196 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1197 | $$->u.type_specifier.type = TYPESPEC_CHAR; | |
1198 | } | |
8b9d5b5e | 1199 | | SHORT |
6dc474b8 MD |
1200 | { |
1201 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1202 | $$->u.type_specifier.type = TYPESPEC_SHORT; | |
1203 | } | |
8b9d5b5e | 1204 | | INT |
6dc474b8 MD |
1205 | { |
1206 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1207 | $$->u.type_specifier.type = TYPESPEC_INT; | |
1208 | } | |
8b9d5b5e | 1209 | | LONG |
6dc474b8 MD |
1210 | { |
1211 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1212 | $$->u.type_specifier.type = TYPESPEC_LONG; | |
1213 | } | |
8b9d5b5e | 1214 | | FLOAT |
6dc474b8 MD |
1215 | { |
1216 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1217 | $$->u.type_specifier.type = TYPESPEC_FLOAT; | |
1218 | } | |
8b9d5b5e | 1219 | | DOUBLE |
6dc474b8 MD |
1220 | { |
1221 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1222 | $$->u.type_specifier.type = TYPESPEC_DOUBLE; | |
1223 | } | |
8b9d5b5e | 1224 | | SIGNED |
6dc474b8 MD |
1225 | { |
1226 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1227 | $$->u.type_specifier.type = TYPESPEC_SIGNED; | |
1228 | } | |
8b9d5b5e | 1229 | | UNSIGNED |
6dc474b8 MD |
1230 | { |
1231 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1232 | $$->u.type_specifier.type = TYPESPEC_UNSIGNED; | |
1233 | } | |
8b9d5b5e | 1234 | | _BOOL |
6dc474b8 MD |
1235 | { |
1236 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1237 | $$->u.type_specifier.type = TYPESPEC_BOOL; | |
1238 | } | |
8b9d5b5e | 1239 | | _COMPLEX |
6dc474b8 MD |
1240 | { |
1241 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1242 | $$->u.type_specifier.type = TYPESPEC_COMPLEX; | |
1243 | } | |
8b9d5b5e | 1244 | | ID_TYPE |
6dc474b8 MD |
1245 | { |
1246 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1247 | $$->u.type_specifier.type = TYPESPEC_ID_TYPE; | |
1248 | $$->u.type_specifier.id_type = yylval.gs->s; | |
1249 | } | |
8b9d5b5e | 1250 | | FLOATING_POINT LBRAC RBRAC |
6dc474b8 MD |
1251 | { |
1252 | $$ = make_node(scanner, NODE_FLOATING_POINT); | |
1253 | } | |
8b9d5b5e | 1254 | | FLOATING_POINT LBRAC ctf_assignment_expression_list RBRAC |
6dc474b8 MD |
1255 | { |
1256 | $$ = make_node(scanner, NODE_FLOATING_POINT); | |
1257 | if (reparent_node($3, $$)) | |
1258 | reparent_error(scanner, "floating point reparent error"); | |
1259 | } | |
8b9d5b5e | 1260 | | INTEGER LBRAC RBRAC |
6dc474b8 MD |
1261 | { |
1262 | $$ = make_node(scanner, NODE_INTEGER); | |
1263 | } | |
8b9d5b5e | 1264 | | INTEGER LBRAC ctf_assignment_expression_list RBRAC |
6dc474b8 MD |
1265 | { |
1266 | $$ = make_node(scanner, NODE_INTEGER); | |
1267 | if (reparent_node($3, $$)) | |
1268 | reparent_error(scanner, "integer reparent error"); | |
1269 | } | |
8b9d5b5e | 1270 | | STRING LBRAC RBRAC |
6dc474b8 MD |
1271 | { |
1272 | $$ = make_node(scanner, NODE_STRING); | |
1273 | } | |
8b9d5b5e | 1274 | | STRING LBRAC ctf_assignment_expression_list RBRAC |
6dc474b8 MD |
1275 | { |
1276 | $$ = make_node(scanner, NODE_STRING); | |
1277 | if (reparent_node($3, $$)) | |
1278 | reparent_error(scanner, "string reparent error"); | |
1279 | } | |
8b9d5b5e | 1280 | | ENUM enum_type_specifier |
6dc474b8 | 1281 | { $$ = $2; } |
8b9d5b5e | 1282 | | VARIANT variant_type_specifier |
6dc474b8 | 1283 | { $$ = $2; } |
8b9d5b5e | 1284 | | STRUCT struct_type_specifier |
6dc474b8 | 1285 | { $$ = $2; } |
8b9d5b5e MD |
1286 | ; |
1287 | ||
1288 | struct_type_specifier: | |
1289 | struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end | |
6dc474b8 MD |
1290 | { |
1291 | $$ = make_node(scanner, NODE_STRUCT); | |
1292 | if (reparent_node($2, $$)) | |
1293 | reparent_error(scanner, "struct reparent error"); | |
1294 | } | |
8b9d5b5e | 1295 | | IDENTIFIER struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end |
6dc474b8 MD |
1296 | { |
1297 | $$ = make_node(scanner, NODE_STRUCT); | |
1298 | $$->u._struct.name = $1->s; | |
1299 | if (reparent_node($3, $$)) | |
1300 | reparent_error(scanner, "struct reparent error"); | |
1301 | } | |
8b9d5b5e | 1302 | | ID_TYPE struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end |
6dc474b8 MD |
1303 | { |
1304 | $$ = make_node(scanner, NODE_STRUCT); | |
1305 | $$->u._struct.name = $1->s; | |
1306 | if (reparent_node($3, $$)) | |
1307 | reparent_error(scanner, "struct reparent error"); | |
1308 | } | |
8b9d5b5e | 1309 | | IDENTIFIER |
6dc474b8 MD |
1310 | { |
1311 | $$ = make_node(scanner, NODE_STRUCT); | |
1312 | $$->u._struct.name = $1->s; | |
1313 | } | |
8b9d5b5e | 1314 | | ID_TYPE |
6dc474b8 MD |
1315 | { |
1316 | $$ = make_node(scanner, NODE_STRUCT); | |
1317 | $$->u._struct.name = $1->s; | |
1318 | } | |
8b9d5b5e MD |
1319 | ; |
1320 | ||
1321 | struct_declaration_begin: | |
1322 | LBRAC | |
fce8006d | 1323 | { push_scope(scanner); } |
8b9d5b5e MD |
1324 | ; |
1325 | ||
1326 | struct_declaration_end: | |
1327 | RBRAC | |
fce8006d | 1328 | { pop_scope(scanner); } |
8b9d5b5e MD |
1329 | ; |
1330 | ||
1331 | variant_type_specifier: | |
1332 | variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end | |
6dc474b8 MD |
1333 | { |
1334 | $$ = make_node(scanner, NODE_VARIANT); | |
1335 | if (reparent_node($2, $$)) | |
1336 | reparent_error(scanner, "variant reparent error"); | |
1337 | } | |
8b9d5b5e | 1338 | | LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1339 | { |
1340 | $$ = make_node(scanner, NODE_VARIANT); | |
1341 | $$->u.variant.choice = $2->s; | |
1342 | if (reparent_node($5, $$)) | |
1343 | reparent_error(scanner, "variant reparent error"); | |
1344 | } | |
8b9d5b5e | 1345 | | LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1346 | { |
1347 | $$ = make_node(scanner, NODE_VARIANT); | |
1348 | $$->u.variant.choice = $2->s; | |
1349 | if (reparent_node($5, $$)) | |
1350 | reparent_error(scanner, "variant reparent error"); | |
1351 | } | |
8b9d5b5e | 1352 | | IDENTIFIER variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1353 | { |
1354 | $$ = make_node(scanner, NODE_VARIANT); | |
1355 | $$->u.variant.name = $1->s; | |
1356 | if (reparent_node($3, $$)) | |
1357 | reparent_error(scanner, "variant reparent error"); | |
1358 | } | |
8b9d5b5e | 1359 | | IDENTIFIER LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1360 | { |
1361 | $$ = make_node(scanner, NODE_VARIANT); | |
1362 | $$->u.variant.name = $1->s; | |
1363 | $$->u.variant.choice = $3->s; | |
1364 | if (reparent_node($6, $$)) | |
1365 | reparent_error(scanner, "variant reparent error"); | |
1366 | } | |
8b9d5b5e | 1367 | | IDENTIFIER LT IDENTIFIER GT |
6dc474b8 MD |
1368 | { |
1369 | $$ = make_node(scanner, NODE_VARIANT); | |
1370 | $$->u.variant.name = $1->s; | |
1371 | $$->u.variant.choice = $3->s; | |
1372 | } | |
8b9d5b5e | 1373 | | IDENTIFIER LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1374 | { |
1375 | $$ = make_node(scanner, NODE_VARIANT); | |
1376 | $$->u.variant.name = $1->s; | |
1377 | $$->u.variant.choice = $3->s; | |
1378 | if (reparent_node($6, $$)) | |
1379 | reparent_error(scanner, "variant reparent error"); | |
1380 | } | |
8b9d5b5e | 1381 | | IDENTIFIER LT ID_TYPE GT |
6dc474b8 MD |
1382 | { |
1383 | $$ = make_node(scanner, NODE_VARIANT); | |
1384 | $$->u.variant.name = $1->s; | |
1385 | $$->u.variant.choice = $3->s; | |
1386 | } | |
8b9d5b5e | 1387 | | ID_TYPE variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1388 | { |
1389 | $$ = make_node(scanner, NODE_VARIANT); | |
1390 | $$->u.variant.name = $1->s; | |
1391 | if (reparent_node($3, $$)) | |
1392 | reparent_error(scanner, "variant reparent error"); | |
1393 | } | |
8b9d5b5e | 1394 | | ID_TYPE LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1395 | { |
1396 | $$ = make_node(scanner, NODE_VARIANT); | |
1397 | $$->u.variant.name = $1->s; | |
1398 | $$->u.variant.choice = $3->s; | |
1399 | if (reparent_node($6, $$)) | |
1400 | reparent_error(scanner, "variant reparent error"); | |
1401 | } | |
8b9d5b5e | 1402 | | ID_TYPE LT IDENTIFIER GT |
6dc474b8 MD |
1403 | { |
1404 | $$ = make_node(scanner, NODE_VARIANT); | |
1405 | $$->u.variant.name = $1->s; | |
1406 | $$->u.variant.choice = $3->s; | |
1407 | } | |
8b9d5b5e | 1408 | | ID_TYPE LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end |
6dc474b8 MD |
1409 | { |
1410 | $$ = make_node(scanner, NODE_VARIANT); | |
1411 | $$->u.variant.name = $1->s; | |
1412 | $$->u.variant.choice = $3->s; | |
1413 | if (reparent_node($6, $$)) | |
1414 | reparent_error(scanner, "variant reparent error"); | |
1415 | } | |
8b9d5b5e | 1416 | | ID_TYPE LT ID_TYPE GT |
6dc474b8 MD |
1417 | { |
1418 | $$ = make_node(scanner, NODE_VARIANT); | |
1419 | $$->u.variant.name = $1->s; | |
1420 | $$->u.variant.choice = $3->s; | |
1421 | } | |
8b9d5b5e MD |
1422 | ; |
1423 | ||
1424 | variant_declaration_begin: | |
1425 | LBRAC | |
fce8006d | 1426 | { push_scope(scanner); } |
8b9d5b5e MD |
1427 | ; |
1428 | ||
1429 | variant_declaration_end: | |
1430 | RBRAC | |
fce8006d | 1431 | { pop_scope(scanner); } |
8b9d5b5e MD |
1432 | ; |
1433 | ||
1434 | type_specifier_or_integer_constant: | |
1435 | declaration_specifiers | |
6dc474b8 | 1436 | { $$ = $1; } |
8b9d5b5e | 1437 | | DECIMAL_CONSTANT |
6dc474b8 MD |
1438 | { |
1439 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
1440 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
1441 | sscanf(yylval.gs->s, "%llu", | |
1442 | &$$->u.unary_expression.u.unsigned_constant); | |
1443 | } | |
8b9d5b5e | 1444 | | OCTAL_CONSTANT |
6dc474b8 MD |
1445 | { |
1446 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
1447 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
1448 | sscanf(yylval.gs->s, "0%llo", | |
1449 | &$$->u.unary_expression.u.unsigned_constant); | |
1450 | } | |
8b9d5b5e | 1451 | | HEXADECIMAL_CONSTANT |
6dc474b8 MD |
1452 | { |
1453 | $$ = make_node(scanner, NODE_UNARY_EXPRESSION); | |
1454 | $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT; | |
1455 | sscanf(yylval.gs->s, "0x%llx", | |
1456 | &$$->u.unary_expression.u.unsigned_constant); | |
1457 | } | |
8b9d5b5e MD |
1458 | ; |
1459 | ||
1460 | enum_type_specifier: | |
1461 | LBRAC enumerator_list RBRAC | |
6dc474b8 MD |
1462 | { |
1463 | $$ = make_node(scanner, NODE_ENUM); | |
1464 | cds_list_add(&($2)->siblings, &($$)->u._enum.enumerator_list); | |
1465 | } | |
8b9d5b5e | 1466 | | LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC |
6dc474b8 MD |
1467 | { |
1468 | $$ = make_node(scanner, NODE_ENUM); | |
1469 | $$->u._enum.container_type = $2; | |
1470 | cds_list_add(&($5)->siblings, &($$)->u._enum.enumerator_list); | |
1471 | } | |
8b9d5b5e | 1472 | | IDENTIFIER LBRAC enumerator_list RBRAC |
6dc474b8 MD |
1473 | { |
1474 | $$ = make_node(scanner, NODE_ENUM); | |
1475 | $$->u._enum.enum_id = $1->s; | |
1476 | cds_list_add(&($3)->siblings, &($$)->u._enum.enumerator_list); | |
1477 | } | |
8b9d5b5e | 1478 | | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC |
6dc474b8 MD |
1479 | { |
1480 | $$ = make_node(scanner, NODE_ENUM); | |
1481 | $$->u._enum.enum_id = $1->s; | |
1482 | $$->u._enum.container_type = $3; | |
1483 | cds_list_add(&($6)->siblings, &($$)->u._enum.enumerator_list); | |
1484 | } | |
8b9d5b5e | 1485 | | ID_TYPE LBRAC enumerator_list RBRAC |
6dc474b8 MD |
1486 | { |
1487 | $$ = make_node(scanner, NODE_ENUM); | |
1488 | $$->u._enum.enum_id = $1->s; | |
1489 | cds_list_add(&($3)->siblings, &($$)->u._enum.enumerator_list); | |
1490 | } | |
8b9d5b5e | 1491 | | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC |
6dc474b8 MD |
1492 | { |
1493 | $$ = make_node(scanner, NODE_ENUM); | |
1494 | $$->u._enum.enum_id = $1->s; | |
1495 | $$->u._enum.container_type = $3; | |
1496 | cds_list_add(&($6)->siblings, &($$)->u._enum.enumerator_list); | |
1497 | } | |
8b9d5b5e | 1498 | | LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1499 | { |
1500 | $$ = make_node(scanner, NODE_ENUM); | |
1501 | cds_list_add(&($2)->siblings, &($$)->u._enum.enumerator_list); | |
1502 | } | |
8b9d5b5e | 1503 | | LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1504 | { |
1505 | $$ = make_node(scanner, NODE_ENUM); | |
1506 | $$->u._enum.container_type = $2; | |
1507 | cds_list_add(&($5)->siblings, &($$)->u._enum.enumerator_list); | |
1508 | } | |
8b9d5b5e | 1509 | | IDENTIFIER LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1510 | { |
1511 | $$ = make_node(scanner, NODE_ENUM); | |
1512 | $$->u._enum.enum_id = $1->s; | |
1513 | cds_list_add(&($3)->siblings, &($$)->u._enum.enumerator_list); | |
1514 | } | |
8b9d5b5e | 1515 | | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1516 | { |
1517 | $$ = make_node(scanner, NODE_ENUM); | |
1518 | $$->u._enum.enum_id = $1->s; | |
1519 | $$->u._enum.container_type = $3; | |
1520 | cds_list_add(&($6)->siblings, &($$)->u._enum.enumerator_list); | |
1521 | } | |
8b9d5b5e | 1522 | | IDENTIFIER |
6dc474b8 MD |
1523 | { |
1524 | $$ = make_node(scanner, NODE_ENUM); | |
1525 | $$->u._enum.enum_id = $1->s; | |
1526 | } | |
8b9d5b5e | 1527 | | IDENTIFIER LT type_specifier_or_integer_constant GT |
6dc474b8 MD |
1528 | { |
1529 | $$ = make_node(scanner, NODE_ENUM); | |
1530 | $$->u._enum.enum_id = $1->s; | |
1531 | $$->u._enum.container_type = $3; | |
1532 | } | |
8b9d5b5e | 1533 | | ID_TYPE LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1534 | { |
1535 | $$ = make_node(scanner, NODE_ENUM); | |
1536 | $$->u._enum.enum_id = $1->s; | |
1537 | cds_list_add(&($3)->siblings, &($$)->u._enum.enumerator_list); | |
1538 | } | |
8b9d5b5e | 1539 | | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC |
6dc474b8 MD |
1540 | { |
1541 | $$ = make_node(scanner, NODE_ENUM); | |
1542 | $$->u._enum.enum_id = $1->s; | |
1543 | $$->u._enum.container_type = $3; | |
1544 | cds_list_add(&($6)->siblings, &($$)->u._enum.enumerator_list); | |
1545 | } | |
8b9d5b5e | 1546 | | ID_TYPE |
6dc474b8 MD |
1547 | { |
1548 | $$ = make_node(scanner, NODE_ENUM); | |
1549 | $$->u._enum.enum_id = $1->s; | |
1550 | } | |
8b9d5b5e | 1551 | | ID_TYPE LT type_specifier_or_integer_constant GT |
6dc474b8 MD |
1552 | { |
1553 | $$ = make_node(scanner, NODE_ENUM); | |
1554 | $$->u._enum.enum_id = $1->s; | |
1555 | $$->u._enum.container_type = $3; | |
1556 | } | |
8b9d5b5e MD |
1557 | ; |
1558 | ||
1559 | struct_or_variant_declaration_list: | |
1560 | /* empty */ | |
6dc474b8 | 1561 | { $$ = NULL; } |
8b9d5b5e | 1562 | | struct_or_variant_declaration_list struct_or_variant_declaration |
6dc474b8 MD |
1563 | { |
1564 | if ($1) { | |
1565 | $$ = $1; | |
1566 | cds_list_add(&($2)->siblings, &($1)->siblings); | |
1567 | } else { | |
1568 | $$ = $2; | |
1569 | } | |
1570 | } | |
8b9d5b5e MD |
1571 | ; |
1572 | ||
1573 | struct_or_variant_declaration: | |
1574 | specifier_qualifier_list struct_or_variant_declarator_list SEMICOLON | |
6dc474b8 MD |
1575 | { |
1576 | $$ = make_node(scanner, NODE_STRUCT_OR_VARIANT_DECLARATION); | |
1577 | cds_list_add(&($1)->siblings, &($$)->u.struct_or_variant_declaration.declaration_specifier); | |
1578 | cds_list_add(&($2)->siblings, &($$)->u.struct_or_variant_declaration.type_declarators); | |
1579 | } | |
8b9d5b5e | 1580 | | specifier_qualifier_list TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON |
6dc474b8 MD |
1581 | { |
1582 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1583 | cds_list_add(&($3)->siblings, &($$)->u._typedef.declaration_specifier); | |
1584 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1585 | cds_list_add(&($4)->siblings, &($$)->u._typedef.type_declarators); | |
1586 | } | |
8b9d5b5e | 1587 | | TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON |
6dc474b8 MD |
1588 | { |
1589 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1590 | cds_list_add(&($2)->siblings, &($$)->u._typedef.declaration_specifier); | |
1591 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1592 | } | |
8b9d5b5e | 1593 | | specifier_qualifier_list TYPEDEF type_declarator_list SEMICOLON |
6dc474b8 MD |
1594 | { |
1595 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1596 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1597 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1598 | } | |
8b9d5b5e | 1599 | | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON specifier_qualifier_list abstract_type_declarator_list SEMICOLON |
6dc474b8 MD |
1600 | { |
1601 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1602 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1603 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1604 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1605 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1606 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier); | |
1607 | cds_list_add(&($6)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1608 | } | |
8b9d5b5e | 1609 | | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON type_declarator_list SEMICOLON |
6dc474b8 MD |
1610 | { |
1611 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1612 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1613 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1614 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1615 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1616 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1617 | } | |
8b9d5b5e MD |
1618 | ; |
1619 | ||
1620 | specifier_qualifier_list: | |
1621 | CONST | |
6dc474b8 MD |
1622 | { |
1623 | $$ = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1624 | $$->u.type_specifier.type = TYPESPEC_CONST; | |
1625 | } | |
8b9d5b5e | 1626 | | type_specifier |
6dc474b8 | 1627 | { $$ = $1; } |
8b9d5b5e | 1628 | | specifier_qualifier_list CONST |
6dc474b8 MD |
1629 | { |
1630 | struct ctf_node *node; | |
1631 | ||
1632 | $$ = $1; | |
1633 | node = make_node(scanner, NODE_TYPE_SPECIFIER); | |
1634 | node->u.type_specifier.type = TYPESPEC_CONST; | |
1635 | cds_list_add(&node->siblings, &($$)->siblings); | |
1636 | } | |
8b9d5b5e | 1637 | | specifier_qualifier_list type_specifier |
6dc474b8 MD |
1638 | { |
1639 | $$ = $1; | |
1640 | cds_list_add(&($2)->siblings, &($$)->siblings); | |
1641 | } | |
8b9d5b5e MD |
1642 | ; |
1643 | ||
1644 | struct_or_variant_declarator_list: | |
1645 | struct_or_variant_declarator | |
6dc474b8 | 1646 | { $$ = $1; } |
8b9d5b5e | 1647 | | struct_or_variant_declarator_list COMMA struct_or_variant_declarator |
6dc474b8 MD |
1648 | { |
1649 | $$ = $1; | |
1650 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1651 | } | |
8b9d5b5e MD |
1652 | ; |
1653 | ||
1654 | struct_or_variant_declarator: | |
1655 | declarator | |
6dc474b8 | 1656 | { $$ = $1; } |
8b9d5b5e | 1657 | | COLON unary_expression |
6dc474b8 | 1658 | { $$ = $2; } |
8b9d5b5e | 1659 | | declarator COLON unary_expression |
6dc474b8 MD |
1660 | { |
1661 | $$ = $1; | |
1662 | if (reparent_node($3, $1)) | |
1663 | reparent_error(scanner, "struct_or_variant_declarator"); | |
1664 | } | |
8b9d5b5e MD |
1665 | ; |
1666 | ||
1667 | enumerator_list: | |
1668 | enumerator | |
6dc474b8 | 1669 | { $$ = $1; } |
8b9d5b5e | 1670 | | enumerator_list COMMA enumerator |
6dc474b8 MD |
1671 | { |
1672 | $$ = $1; | |
1673 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1674 | } | |
8b9d5b5e MD |
1675 | ; |
1676 | ||
1677 | enumerator: | |
1678 | IDENTIFIER | |
6dc474b8 MD |
1679 | { |
1680 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1681 | $$->u.enumerator.id = $1->s; | |
1682 | } | |
8b9d5b5e | 1683 | | ID_TYPE |
6dc474b8 MD |
1684 | { |
1685 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1686 | $$->u.enumerator.id = $1->s; | |
1687 | } | |
8b9d5b5e | 1688 | | keywords |
6dc474b8 MD |
1689 | { |
1690 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1691 | $$->u.enumerator.id = $1->s; | |
1692 | } | |
8b9d5b5e | 1693 | | STRING_LITERAL_START DQUOTE |
6dc474b8 MD |
1694 | { |
1695 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1696 | $$->u.enumerator.id = ""; | |
1697 | } | |
8b9d5b5e | 1698 | | STRING_LITERAL_START s_char_sequence DQUOTE |
6dc474b8 MD |
1699 | { |
1700 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1701 | $$->u.enumerator.id = $2->s; | |
1702 | } | |
8b9d5b5e | 1703 | | IDENTIFIER EQUAL unary_expression_or_range |
6dc474b8 MD |
1704 | { |
1705 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1706 | $$->u.enumerator.id = $1->s; | |
1707 | $$->u.enumerator.values = $3; | |
1708 | } | |
8b9d5b5e | 1709 | | ID_TYPE EQUAL unary_expression_or_range |
6dc474b8 MD |
1710 | { |
1711 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1712 | $$->u.enumerator.id = $1->s; | |
1713 | $$->u.enumerator.values = $3; | |
1714 | } | |
8b9d5b5e | 1715 | | keywords EQUAL unary_expression_or_range |
6dc474b8 MD |
1716 | { |
1717 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1718 | $$->u.enumerator.id = $1->s; | |
1719 | $$->u.enumerator.values = $3; | |
1720 | } | |
8b9d5b5e | 1721 | | STRING_LITERAL_START DQUOTE EQUAL unary_expression_or_range |
6dc474b8 MD |
1722 | { |
1723 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1724 | $$->u.enumerator.id = ""; | |
1725 | $$->u.enumerator.values = $4; | |
1726 | } | |
8b9d5b5e | 1727 | | STRING_LITERAL_START s_char_sequence DQUOTE EQUAL unary_expression_or_range |
6dc474b8 MD |
1728 | { |
1729 | $$ = make_node(scanner, NODE_ENUMERATOR); | |
1730 | $$->u.enumerator.id = $2->s; | |
1731 | $$->u.enumerator.values = $5; | |
1732 | } | |
8b9d5b5e MD |
1733 | ; |
1734 | ||
1735 | abstract_declarator_list: | |
1736 | abstract_declarator | |
6dc474b8 | 1737 | { $$ = $1; } |
8b9d5b5e | 1738 | | abstract_declarator_list COMMA abstract_declarator |
6dc474b8 MD |
1739 | { |
1740 | $$ = $1; | |
1741 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1742 | } | |
8b9d5b5e MD |
1743 | ; |
1744 | ||
1745 | abstract_declarator: | |
1746 | direct_abstract_declarator | |
6dc474b8 | 1747 | { $$ = $1; } |
8b9d5b5e | 1748 | | pointer direct_abstract_declarator |
6dc474b8 MD |
1749 | { |
1750 | $$ = $2; | |
1751 | cds_list_add(&($1)->siblings, &($$)->u.type_declarator.pointers); | |
1752 | } | |
8b9d5b5e MD |
1753 | ; |
1754 | ||
1755 | direct_abstract_declarator: | |
1756 | /* empty */ | |
6dc474b8 MD |
1757 | { |
1758 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1759 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1760 | /* id is NULL */ | |
1761 | } | |
8b9d5b5e | 1762 | | IDENTIFIER |
6dc474b8 MD |
1763 | { |
1764 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1765 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1766 | $$->u.type_declarator.u.id = $1->s; | |
1767 | } | |
8b9d5b5e | 1768 | | LPAREN abstract_declarator RPAREN |
6dc474b8 MD |
1769 | { |
1770 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1771 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1772 | $$->u.type_declarator.u.nested.type_declarator = $2; | |
1773 | } | |
8b9d5b5e | 1774 | | direct_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC |
6dc474b8 MD |
1775 | { |
1776 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1777 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1778 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1779 | $$->u.type_declarator.u.nested.length = $3; | |
1780 | } | |
8b9d5b5e | 1781 | | direct_abstract_declarator LSBRAC RSBRAC |
6dc474b8 MD |
1782 | { |
1783 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1784 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1785 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1786 | $$->u.type_declarator.u.nested.abstract_array = 1; | |
1787 | } | |
8b9d5b5e MD |
1788 | ; |
1789 | ||
1790 | declarator: | |
1791 | direct_declarator | |
6dc474b8 | 1792 | { $$ = $1; } |
8b9d5b5e | 1793 | | pointer direct_declarator |
6dc474b8 MD |
1794 | { |
1795 | $$ = $2; | |
1796 | cds_list_add(&($1)->siblings, &($$)->u.type_declarator.pointers); | |
1797 | } | |
8b9d5b5e MD |
1798 | ; |
1799 | ||
1800 | direct_declarator: | |
1801 | IDENTIFIER | |
6dc474b8 MD |
1802 | { |
1803 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1804 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1805 | $$->u.type_declarator.u.id = $1->s; | |
1806 | } | |
8b9d5b5e | 1807 | | LPAREN declarator RPAREN |
6dc474b8 MD |
1808 | { |
1809 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1810 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1811 | $$->u.type_declarator.u.nested.type_declarator = $2; | |
1812 | } | |
8b9d5b5e | 1813 | | direct_declarator LSBRAC type_specifier_or_integer_constant RSBRAC |
6dc474b8 MD |
1814 | { |
1815 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1816 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1817 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1818 | $$->u.type_declarator.u.nested.length = $3; | |
1819 | } | |
8b9d5b5e MD |
1820 | ; |
1821 | ||
1822 | type_declarator: | |
1823 | direct_type_declarator | |
6dc474b8 | 1824 | { $$ = $1; } |
8b9d5b5e | 1825 | | pointer direct_type_declarator |
6dc474b8 MD |
1826 | { |
1827 | $$ = $2; | |
1828 | cds_list_add(&($1)->siblings, &($$)->u.type_declarator.pointers); | |
1829 | } | |
8b9d5b5e MD |
1830 | ; |
1831 | ||
1832 | direct_type_declarator: | |
1833 | IDENTIFIER | |
6dc474b8 MD |
1834 | { |
1835 | add_type(scanner, $1); | |
1836 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1837 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1838 | $$->u.type_declarator.u.id = $1->s; | |
1839 | } | |
8b9d5b5e | 1840 | | LPAREN type_declarator RPAREN |
6dc474b8 MD |
1841 | { |
1842 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1843 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1844 | $$->u.type_declarator.u.nested.type_declarator = $2; | |
1845 | } | |
8b9d5b5e | 1846 | | direct_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC |
6dc474b8 MD |
1847 | { |
1848 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1849 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1850 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1851 | $$->u.type_declarator.u.nested.length = $3; | |
1852 | } | |
8b9d5b5e MD |
1853 | ; |
1854 | ||
1855 | abstract_type_declarator: | |
1856 | direct_abstract_type_declarator | |
6dc474b8 | 1857 | { $$ = $1; } |
8b9d5b5e | 1858 | | pointer direct_abstract_type_declarator |
6dc474b8 MD |
1859 | { |
1860 | $$ = $2; | |
1861 | cds_list_add(&($1)->siblings, &($$)->u.type_declarator.pointers); | |
1862 | } | |
8b9d5b5e MD |
1863 | ; |
1864 | ||
1865 | direct_abstract_type_declarator: | |
1866 | /* empty */ | |
6dc474b8 MD |
1867 | { |
1868 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1869 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1870 | /* id is NULL */ | |
1871 | } | |
8b9d5b5e | 1872 | | IDENTIFIER |
6dc474b8 MD |
1873 | { |
1874 | add_type(scanner, $1); | |
1875 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1876 | $$->u.type_declarator.type = TYPEDEC_ID; | |
1877 | $$->u.type_declarator.u.id = $1->s; | |
1878 | } | |
8b9d5b5e | 1879 | | LPAREN abstract_type_declarator RPAREN |
6dc474b8 MD |
1880 | { |
1881 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1882 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1883 | $$->u.type_declarator.u.nested.type_declarator = $2; | |
1884 | } | |
8b9d5b5e | 1885 | | direct_abstract_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC |
6dc474b8 MD |
1886 | { |
1887 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1888 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1889 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1890 | $$->u.type_declarator.u.nested.length = $3; | |
1891 | } | |
8b9d5b5e | 1892 | | direct_abstract_type_declarator LSBRAC RSBRAC |
6dc474b8 MD |
1893 | { |
1894 | $$ = make_node(scanner, NODE_TYPE_DECLARATOR); | |
1895 | $$->u.type_declarator.type = TYPEDEC_NESTED; | |
1896 | $$->u.type_declarator.u.nested.type_declarator = $1; | |
1897 | $$->u.type_declarator.u.nested.abstract_array = 1; | |
1898 | } | |
8b9d5b5e MD |
1899 | ; |
1900 | ||
1901 | pointer: | |
1902 | STAR | |
6dc474b8 | 1903 | { $$ = make_node(scanner, NODE_POINTER); } |
8b9d5b5e | 1904 | | STAR pointer |
6dc474b8 MD |
1905 | { |
1906 | $$ = make_node(scanner, NODE_POINTER); | |
1907 | cds_list_add(&($2)->siblings, &($$)->siblings); | |
1908 | } | |
8b9d5b5e | 1909 | | STAR type_qualifier_list pointer |
6dc474b8 MD |
1910 | { |
1911 | $$ = make_node(scanner, NODE_POINTER); | |
1912 | $$->u.pointer.const_qualifier = 1; | |
1913 | cds_list_add(&($3)->siblings, &($$)->siblings); | |
1914 | } | |
8b9d5b5e MD |
1915 | ; |
1916 | ||
1917 | type_qualifier_list: | |
6dc474b8 | 1918 | /* pointer assumes only const type qualifier */ |
8b9d5b5e MD |
1919 | CONST |
1920 | | type_qualifier_list CONST | |
1921 | ; | |
1922 | ||
1923 | /* 2.3: CTF-specific declarations */ | |
1924 | ||
1925 | ctf_assignment_expression_list: | |
1926 | ctf_assignment_expression SEMICOLON | |
6dc474b8 | 1927 | { $$ = $1; } |
8b9d5b5e | 1928 | | ctf_assignment_expression_list ctf_assignment_expression SEMICOLON |
6dc474b8 MD |
1929 | { |
1930 | $$ = $1; | |
1931 | cds_list_add(&($2)->siblings, &($1)->siblings); | |
1932 | } | |
8b9d5b5e MD |
1933 | ; |
1934 | ||
1935 | ctf_assignment_expression: | |
1936 | unary_expression EQUAL unary_expression | |
02b234c4 | 1937 | { |
6dc474b8 MD |
1938 | /* |
1939 | * Because we have left and right, cannot use | |
1940 | * reparent_node. | |
1941 | */ | |
02b234c4 | 1942 | $$ = make_node(scanner, NODE_CTF_EXPRESSION); |
6dc474b8 MD |
1943 | $$->u.ctf_expression.left = $1; |
1944 | if ($1->u.unary_expression.type != UNARY_STRING) | |
1945 | reparent_error(scanner, "ctf_assignment_expression left expects string"); | |
1946 | $$->u.ctf_expression.right = $3; | |
02b234c4 | 1947 | } |
8b9d5b5e | 1948 | | unary_expression TYPEASSIGN type_specifier |
6dc474b8 MD |
1949 | { |
1950 | /* | |
1951 | * Because we have left and right, cannot use | |
1952 | * reparent_node. | |
1953 | */ | |
1954 | $$ = make_node(scanner, NODE_CTF_EXPRESSION); | |
1955 | $$->u.ctf_expression.left = $1; | |
1956 | if ($1->u.unary_expression.type != UNARY_STRING) | |
1957 | reparent_error(scanner, "ctf_assignment_expression left expects string"); | |
1958 | $$->u.ctf_expression.right = $3; | |
1959 | } | |
8b9d5b5e | 1960 | | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list |
6dc474b8 MD |
1961 | { |
1962 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1963 | cds_list_add(&($3)->siblings, &($$)->u._typedef.declaration_specifier); | |
1964 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1965 | cds_list_add(&($4)->siblings, &($$)->u._typedef.type_declarators); | |
1966 | } | |
8b9d5b5e | 1967 | | TYPEDEF declaration_specifiers type_declarator_list |
6dc474b8 MD |
1968 | { |
1969 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1970 | cds_list_add(&($2)->siblings, &($$)->u._typedef.declaration_specifier); | |
1971 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1972 | } | |
8b9d5b5e | 1973 | | declaration_specifiers TYPEDEF type_declarator_list |
6dc474b8 MD |
1974 | { |
1975 | $$ = make_node(scanner, NODE_TYPEDEF); | |
1976 | cds_list_add(&($1)->siblings, &($$)->u._typedef.declaration_specifier); | |
1977 | cds_list_add(&($3)->siblings, &($$)->u._typedef.type_declarators); | |
1978 | } | |
8b9d5b5e | 1979 | | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list |
6dc474b8 MD |
1980 | { |
1981 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1982 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1983 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1984 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1985 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1986 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier); | |
1987 | cds_list_add(&($6)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1988 | } | |
8b9d5b5e | 1989 | | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list |
6dc474b8 MD |
1990 | { |
1991 | $$ = make_node(scanner, NODE_TYPEALIAS); | |
1992 | $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET); | |
1993 | $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS); | |
1994 | cds_list_add(&($2)->siblings, &($$)->u.typealias.target->u.typealias_target.declaration_specifier); | |
1995 | cds_list_add(&($3)->siblings, &($$)->u.typealias.target->u.typealias_target.type_declarators); | |
1996 | cds_list_add(&($5)->siblings, &($$)->u.typealias.alias->u.typealias_alias.type_declarators); | |
1997 | } | |
8b9d5b5e | 1998 | ; |