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typealias: Fix reduce conflict in grammar for abstract declarators
[babeltrace.git] / formats / ctf / metadata / ctf-parser.y
CommitLineData
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>
8b9d5b5e 25#include <glib.h>
02b234c4 26#include <errno.h>
380d60b1 27#include <inttypes.h>
fe41395a 28#include <babeltrace/list.h>
34d3acc4 29#include "ctf-scanner.h"
8b9d5b5e
MD		 30#include "ctf-parser.h"
31#include "ctf-ast.h"
32
05628561
MD		 33/*
34 * TODO: support enum, variant and struct declarations in scopes.
35 */
36
48a01768
MD		 37/* Join two lists, put "add" at the end of "head". */
38static inline void
39_cds_list_splice_tail (struct cds_list_head *add, struct cds_list_head *head)
40{
41 /* Do nothing if the list which gets added is empty. */
42 if (add != add->next) {
43 add->next->prev = head->prev;
44 add->prev->next = head;
45 head->prev->next = add->next;
46 head->prev = add->prev;
47 }
48}
49
8e1a0b6f 50#define printf_dbg(fmt, args...) fprintf(stderr, "%s: " fmt, __func__, ## args)
8b9d5b5e 51
34d3acc4
MD		 52int yyparse(struct ctf_scanner *scanner);
53int yylex(union YYSTYPE *yyval, struct ctf_scanner *scanner);
54int yylex_init_extra(struct ctf_scanner *scanner, yyscan_t * ptr_yy_globals);
55int yylex_destroy(yyscan_t yyscanner) ;
56void yyset_in(FILE * in_str, yyscan_t scanner);
8b9d5b5e 57
8b9d5b5e
MD		 58int yydebug;
59
8b9d5b5e
MD		 60struct gc_string {
61 struct cds_list_head gc;
6dc474b8 62 size_t alloclen;
8b9d5b5e
MD		 63 char s[];
64};
65
34f7b02c
MD		 66static const char *node_type_to_str[] = {
67 [ NODE_UNKNOWN ] = "NODE_UNKNOWN",
68 [ NODE_ROOT ] = "NODE_ROOT",
69 [ NODE_EVENT ] = "NODE_EVENT",
70 [ NODE_STREAM ] = "NODE_STREAM",
71 [ NODE_TRACE ] = "NODE_TRACE",
72 [ NODE_CTF_EXPRESSION ] = "NODE_CTF_EXPRESSION",
73 [ NODE_UNARY_EXPRESSION ] = "NODE_UNARY_EXPRESSION",
74 [ NODE_TYPEDEF ] = "NODE_TYPEDEF",
75 [ NODE_TYPEALIAS_TARGET ] = "NODE_TYPEALIAS_TARGET",
76 [ NODE_TYPEALIAS_ALIAS ] = "NODE_TYPEALIAS_ALIAS",
77 [ NODE_TYPEALIAS ] = "NODE_TYPEALIAS",
78 [ NODE_TYPE_SPECIFIER ] = "NODE_TYPE_SPECIFIER",
79 [ NODE_POINTER ] = "NODE_POINTER",
80 [ NODE_TYPE_DECLARATOR ] = "NODE_TYPE_DECLARATOR",
81 [ NODE_FLOATING_POINT ] = "NODE_FLOATING_POINT",
82 [ NODE_INTEGER ] = "NODE_INTEGER",
83 [ NODE_STRING ] = "NODE_STRING",
84 [ NODE_ENUMERATOR ] = "NODE_ENUMERATOR",
85 [ NODE_ENUM ] = "NODE_ENUM",
86 [ NODE_STRUCT_OR_VARIANT_DECLARATION ] = "NODE_STRUCT_OR_VARIANT_DECLARATION",
87 [ NODE_VARIANT ] = "NODE_VARIANT",
88 [ NODE_STRUCT ] = "NODE_STRUCT",
89};
90
91const char *node_type(struct ctf_node *node)
92{
93 if (node->type < NR_NODE_TYPES)
94 return node_type_to_str[node->type];
95 else
96 return NULL;
97}
98
6dc474b8
MD		 99static struct gc_string *gc_string_alloc(struct ctf_scanner *scanner,
100 size_t len)
8b9d5b5e 101{
6dc474b8
MD		 102 struct gc_string *gstr;
103 size_t alloclen;
8b9d5b5e 104
6dc474b8
MD		 105 /* TODO: could be faster with find first bit or glib Gstring */
106 /* sizeof long to account for malloc header (int or long ?) */
107 for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + len;
108 alloclen *= 2);
109
110 gstr = malloc(alloclen);
111 cds_list_add(&gstr->gc, &scanner->allocated_strings);
112 gstr->alloclen = alloclen;
113 return gstr;
8b9d5b5e
MD		 114}
115
6dc474b8
MD		 116/*
117 * note: never use gc_string_append on a string that has external references.
118 * gsrc will be garbage collected immediately, and gstr might be.
119 * Should only be used to append characters to a string literal or constant.
120 */
121struct gc_string *gc_string_append(struct ctf_scanner *scanner,
122 struct gc_string *gstr,
123 struct gc_string *gsrc)
8b9d5b5e 124{
6dc474b8
MD		 125 size_t newlen = strlen(gsrc->s) + strlen(gstr->s) + 1;
126 size_t alloclen;
8b9d5b5e 127
6dc474b8
MD		 128 /* TODO: could be faster with find first bit or glib Gstring */
129 /* sizeof long to account for malloc header (int or long ?) */
130 for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + newlen;
131 alloclen *= 2);
132
133 if (alloclen > gstr->alloclen) {
134 struct gc_string *newgstr;
135
136 newgstr = gc_string_alloc(scanner, newlen);
137 strcpy(newgstr->s, gstr->s);
138 strcat(newgstr->s, gsrc->s);
139 cds_list_del(&gstr->gc);
140 free(gstr);
141 gstr = newgstr;
142 } else {
143 strcat(gstr->s, gsrc->s);
144 }
145 cds_list_del(&gsrc->gc);
146 free(gsrc);
8b9d5b5e
MD		 147 return gstr;
148}
149
34d3acc4 150void setstring(struct ctf_scanner *scanner, YYSTYPE *lvalp, const char *src)
8b9d5b5e 151{
34d3acc4
MD		 152 lvalp->gs = gc_string_alloc(scanner, strlen(src) + 1);
153 strcpy(lvalp->gs->s, src);
8b9d5b5e
MD		 154}
155
609bd1bf
MD		 156static void init_scope(struct ctf_scanner_scope *scope,
157 struct ctf_scanner_scope *parent)
8b9d5b5e
MD		 158{
159 scope->parent = parent;
160 scope->types = g_hash_table_new_full(g_str_hash, g_str_equal,
6dc474b8 161 NULL, NULL);
8b9d5b5e
MD		 162}
163
609bd1bf 164static void finalize_scope(struct ctf_scanner_scope *scope)
8b9d5b5e
MD		 165{
166 g_hash_table_destroy(scope->types);
167}
168
34d3acc4 169static void push_scope(struct ctf_scanner *scanner)
8b9d5b5e 170{
609bd1bf 171 struct ctf_scanner_scope *ns;
8b9d5b5e 172
8e1a0b6f 173 printf_dbg("push scope\n");
609bd1bf 174 ns = malloc(sizeof(struct ctf_scanner_scope));
34d3acc4
MD		 175 init_scope(ns, scanner->cs);
176 scanner->cs = ns;
8b9d5b5e
MD		 177}
178
34d3acc4 179static void pop_scope(struct ctf_scanner *scanner)
8b9d5b5e 180{
609bd1bf 181 struct ctf_scanner_scope *os;
8b9d5b5e 182
8e1a0b6f 183 printf_dbg("pop scope\n");
34d3acc4
MD		 184 os = scanner->cs;
185 scanner->cs = os->parent;
8b9d5b5e
MD		 186 finalize_scope(os);
187 free(os);
188}
189
609bd1bf 190static int lookup_type(struct ctf_scanner_scope *s, const char *id)
8b9d5b5e
MD		 191{
192 int ret;
193
380d60b1 194 ret = (int) (long) g_hash_table_lookup(s->types, id);
8b9d5b5e
MD		 195 printf_dbg("lookup %p %s %d\n", s, id, ret);
196 return ret;
197}
198
34d3acc4 199int is_type(struct ctf_scanner *scanner, const char *id)
8b9d5b5e 200{
609bd1bf 201 struct ctf_scanner_scope *it;
8b9d5b5e
MD		 202 int ret = 0;
203
34d3acc4 204 for (it = scanner->cs; it != NULL; it = it->parent) {
8b9d5b5e
MD		 205 if (lookup_type(it, id)) {
206 ret = 1;
207 break;
208 }
209 }
210 printf_dbg("is type %s %d\n", id, ret);
211 return ret;
212}
213
6dc474b8 214static void add_type(struct ctf_scanner *scanner, struct gc_string *id)
8b9d5b5e 215{
6dc474b8
MD		 216 printf_dbg("add type %s\n", id->s);
217 if (lookup_type(scanner->cs, id->s))
8b9d5b5e 218 return;
6dc474b8 219 g_hash_table_insert(scanner->cs->types, id->s, id->s);
8b9d5b5e
MD		 220}
221
02b234c4
MD		 222static struct ctf_node *make_node(struct ctf_scanner *scanner,
223 enum node_type type)
224{
225 struct ctf_ast *ast = ctf_scanner_get_ast(scanner);
226 struct ctf_node *node;
227
228 node = malloc(sizeof(*node));
229 if (!node)
230 return NULL;
231 memset(node, 0, sizeof(*node));
232 node->type = type;
48a01768 233 CDS_INIT_LIST_HEAD(&node->tmp_head);
02b234c4 234 cds_list_add(&node->gc, &ast->allocated_nodes);
0009a725 235 cds_list_add(&node->siblings, &node->tmp_head);
02b234c4
MD		 236
237 switch (type) {
238 case NODE_ROOT:
239 fprintf(stderr, "[error] %s: trying to create root node\n", __func__);
240 break;
241
242 case NODE_EVENT:
6dc474b8 243 CDS_INIT_LIST_HEAD(&node->u.event.declaration_list);
02b234c4
MD		 244 break;
245 case NODE_STREAM:
6dc474b8 246 CDS_INIT_LIST_HEAD(&node->u.stream.declaration_list);
02b234c4
MD		 247 break;
248 case NODE_TRACE:
6dc474b8 249 CDS_INIT_LIST_HEAD(&node->u.trace.declaration_list);
02b234c4
MD		 250 break;
251
252 case NODE_CTF_EXPRESSION:
48a01768
MD		 253 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.left);
254 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.right);
02b234c4 255 break;
6dc474b8
MD		 256 case NODE_UNARY_EXPRESSION:
257 break;
02b234c4
MD		 258
259 case NODE_TYPEDEF:
6dc474b8 260 CDS_INIT_LIST_HEAD(&node->u._typedef.declaration_specifier);
02b234c4
MD		 261 CDS_INIT_LIST_HEAD(&node->u._typedef.type_declarators);
262 break;
263 case NODE_TYPEALIAS_TARGET:
6dc474b8 264 CDS_INIT_LIST_HEAD(&node->u.typealias_target.declaration_specifier);
02b234c4
MD		 265 CDS_INIT_LIST_HEAD(&node->u.typealias_target.type_declarators);
266 break;
267 case NODE_TYPEALIAS_ALIAS:
6dc474b8 268 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.declaration_specifier);
02b234c4
MD		 269 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.type_declarators);
270 break;
271 case NODE_TYPEALIAS:
272 break;
273
274 case NODE_TYPE_SPECIFIER:
275 break;
02b234c4
MD		 276 case NODE_POINTER:
277 break;
278 case NODE_TYPE_DECLARATOR:
279 CDS_INIT_LIST_HEAD(&node->u.type_declarator.pointers);
280 break;
281
282 case NODE_FLOATING_POINT:
283 CDS_INIT_LIST_HEAD(&node->u.floating_point.expressions);
284 break;
285 case NODE_INTEGER:
286 CDS_INIT_LIST_HEAD(&node->u.integer.expressions);
287 break;
288 case NODE_STRING:
289 CDS_INIT_LIST_HEAD(&node->u.string.expressions);
290 break;
291 case NODE_ENUMERATOR:
48a01768 292 CDS_INIT_LIST_HEAD(&node->u.enumerator.values);
02b234c4
MD		 293 break;
294 case NODE_ENUM:
295 CDS_INIT_LIST_HEAD(&node->u._enum.enumerator_list);
296 break;
297 case NODE_STRUCT_OR_VARIANT_DECLARATION:
6dc474b8 298 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.declaration_specifier);
02b234c4
MD		 299 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.type_declarators);
300 break;
301 case NODE_VARIANT:
02b234c4
MD		 302 CDS_INIT_LIST_HEAD(&node->u.variant.declaration_list);
303 break;
304 case NODE_STRUCT:
02b234c4
MD		 305 CDS_INIT_LIST_HEAD(&node->u._struct.declaration_list);
306 break;
307
308 case NODE_UNKNOWN:
309 default:
310 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
311 (int) type);
312 break;
313 }
314
315 return node;
316}
317
318static int reparent_ctf_expression(struct ctf_node *node,
319 struct ctf_node *parent)
320{
321 switch (parent->type) {
322 case NODE_EVENT:
48a01768 323 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
02b234c4
MD		 324 break;
325 case NODE_STREAM:
48a01768 326 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
02b234c4
MD		 327 break;
328 case NODE_TRACE:
48a01768 329 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
02b234c4
MD		 330 break;
331 case NODE_FLOATING_POINT:
48a01768 332 _cds_list_splice_tail(&node->tmp_head, &parent->u.floating_point.expressions);
02b234c4
MD		 333 break;
334 case NODE_INTEGER:
48a01768 335 _cds_list_splice_tail(&node->tmp_head, &parent->u.integer.expressions);
02b234c4
MD		 336 break;
337 case NODE_STRING:
48a01768 338 _cds_list_splice_tail(&node->tmp_head, &parent->u.string.expressions);
02b234c4
MD		 339 break;
340
341 case NODE_ROOT:
342 case NODE_CTF_EXPRESSION:
343 case NODE_TYPEDEF:
344 case NODE_TYPEALIAS_TARGET:
345 case NODE_TYPEALIAS_ALIAS:
346 case NODE_TYPEALIAS:
347 case NODE_TYPE_SPECIFIER:
02b234c4
MD		 348 case NODE_POINTER:
349 case NODE_TYPE_DECLARATOR:
350 case NODE_ENUMERATOR:
351 case NODE_ENUM:
352 case NODE_STRUCT_OR_VARIANT_DECLARATION:
353 case NODE_VARIANT:
354 case NODE_STRUCT:
6dc474b8 355 case NODE_UNARY_EXPRESSION:
02b234c4
MD		 356 return -EPERM;
357
358 case NODE_UNKNOWN:
359 default:
360 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
361 (int) parent->type);
362 return -EINVAL;
363 }
364 return 0;
365}
366
367static int reparent_typedef(struct ctf_node *node, struct ctf_node *parent)
368{
369 switch (parent->type) {
370 case NODE_ROOT:
48a01768 371 _cds_list_splice_tail(&node->tmp_head, &parent->u.root._typedef);
02b234c4
MD		 372 break;
373 case NODE_EVENT:
48a01768 374 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
02b234c4
MD		 375 break;
376 case NODE_STREAM:
48a01768 377 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
02b234c4
MD		 378 break;
379 case NODE_TRACE:
48a01768 380 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
02b234c4
MD		 381 break;
382 case NODE_VARIANT:
48a01768 383 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
02b234c4
MD		 384 break;
385 case NODE_STRUCT:
48a01768 386 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
02b234c4
MD		 387 break;
388
389 case NODE_FLOATING_POINT:
390 case NODE_INTEGER:
391 case NODE_STRING:
392 case NODE_CTF_EXPRESSION:
393 case NODE_TYPEDEF:
394 case NODE_TYPEALIAS_TARGET:
395 case NODE_TYPEALIAS_ALIAS:
396 case NODE_TYPEALIAS:
397 case NODE_TYPE_SPECIFIER:
02b234c4
MD		 398 case NODE_POINTER:
399 case NODE_TYPE_DECLARATOR:
400 case NODE_ENUMERATOR:
401 case NODE_ENUM:
402 case NODE_STRUCT_OR_VARIANT_DECLARATION:
6dc474b8 403 case NODE_UNARY_EXPRESSION:
02b234c4
MD		 404 return -EPERM;
405
406 case NODE_UNKNOWN:
407 default:
408 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
409 (int) parent->type);
410 return -EINVAL;
411 }
412 return 0;
413}
414
415static int reparent_typealias(struct ctf_node *node, struct ctf_node *parent)
416{
417 switch (parent->type) {
418 case NODE_ROOT:
48a01768 419 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.typealias);
02b234c4
MD		 420 break;
421 case NODE_EVENT:
48a01768 422 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
02b234c4
MD		 423 break;
424 case NODE_STREAM:
48a01768 425 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
02b234c4
MD		 426 break;
427 case NODE_TRACE:
48a01768 428 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
02b234c4
MD		 429 break;
430 case NODE_VARIANT:
48a01768 431 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
02b234c4
MD		 432 break;
433 case NODE_STRUCT:
48a01768 434 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
02b234c4
MD		 435 break;
436
437 case NODE_FLOATING_POINT:
438 case NODE_INTEGER:
439 case NODE_STRING:
440 case NODE_CTF_EXPRESSION:
441 case NODE_TYPEDEF:
442 case NODE_TYPEALIAS_TARGET:
443 case NODE_TYPEALIAS_ALIAS:
444 case NODE_TYPEALIAS:
445 case NODE_TYPE_SPECIFIER:
02b234c4
MD		 446 case NODE_POINTER:
447 case NODE_TYPE_DECLARATOR:
448 case NODE_ENUMERATOR:
449 case NODE_ENUM:
450 case NODE_STRUCT_OR_VARIANT_DECLARATION:
6dc474b8 451 case NODE_UNARY_EXPRESSION:
02b234c4
MD		 452 return -EPERM;
453
454 case NODE_UNKNOWN:
455 default:
456 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
457 (int) parent->type);
458 return -EINVAL;
459 }
460 return 0;
461}
462
6dc474b8
MD		 463static int reparent_type_specifier(struct ctf_node *node,
464 struct ctf_node *parent)
02b234c4
MD		 465{
466 switch (parent->type) {
467 case NODE_ROOT:
48a01768 468 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.declaration_specifier);
02b234c4
MD		 469 break;
470 case NODE_EVENT:
48a01768 471 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
02b234c4
MD		 472 break;
473 case NODE_STREAM:
48a01768 474 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
02b234c4
MD		 475 break;
476 case NODE_TRACE:
48a01768 477 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
02b234c4
MD		 478 break;
479 case NODE_VARIANT:
48a01768 480 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
02b234c4
MD		 481 break;
482 case NODE_STRUCT:
48a01768 483 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
02b234c4
MD		 484 break;
485 case NODE_TYPEDEF:
48a01768 486 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.declaration_specifier);
02b234c4
MD		 487 break;
488 case NODE_TYPEALIAS_TARGET:
48a01768 489 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.declaration_specifier);
02b234c4
MD		 490 break;
491 case NODE_TYPEALIAS_ALIAS:
48a01768 492 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.declaration_specifier);
02b234c4
MD		 493 break;
494 case NODE_TYPE_DECLARATOR:
495 parent->u.type_declarator.type = TYPEDEC_NESTED;
6dc474b8 496 parent->u.type_declarator.u.nested.length = node;
02b234c4
MD		 497 break;
498 case NODE_ENUM:
6dc474b8 499 parent->u._enum.container_type = node;
02b234c4
MD		 500 break;
501 case NODE_STRUCT_OR_VARIANT_DECLARATION:
48a01768 502 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.declaration_specifier);
02b234c4
MD		 503 break;
504 case NODE_TYPEALIAS:
505 case NODE_FLOATING_POINT:
506 case NODE_INTEGER:
507 case NODE_STRING:
508 case NODE_CTF_EXPRESSION:
509 case NODE_TYPE_SPECIFIER:
02b234c4
MD		 510 case NODE_POINTER:
511 case NODE_ENUMERATOR:
6dc474b8 512 case NODE_UNARY_EXPRESSION:
02b234c4
MD		 513 return -EPERM;
514
515 case NODE_UNKNOWN:
516 default:
517 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
518 (int) parent->type);
519 return -EINVAL;
520 }
521 return 0;
522}
523
524static int reparent_type_declarator(struct ctf_node *node,
525 struct ctf_node *parent)
526{
527 switch (parent->type) {
528 case NODE_TYPE_DECLARATOR:
529 parent->u.type_declarator.type = TYPEDEC_NESTED;
530 parent->u.type_declarator.u.nested.type_declarator = node;
531 break;
532 case NODE_STRUCT_OR_VARIANT_DECLARATION:
48a01768 533 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.type_declarators);
02b234c4
MD		 534 break;
535 case NODE_TYPEDEF:
48a01768 536 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.type_declarators);
02b234c4
MD		 537 break;
538 case NODE_TYPEALIAS_TARGET:
48a01768 539 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.type_declarators);
02b234c4
MD		 540 break;
541 case NODE_TYPEALIAS_ALIAS:
48a01768 542 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.type_declarators);
02b234c4
MD		 543 break;
544
545 case NODE_ROOT:
546 case NODE_EVENT:
547 case NODE_STREAM:
548 case NODE_TRACE:
549 case NODE_VARIANT:
550 case NODE_STRUCT:
551 case NODE_TYPEALIAS:
552 case NODE_ENUM:
553 case NODE_FLOATING_POINT:
554 case NODE_INTEGER:
555 case NODE_STRING:
556 case NODE_CTF_EXPRESSION:
557 case NODE_TYPE_SPECIFIER:
02b234c4
MD		 558 case NODE_POINTER:
559 case NODE_ENUMERATOR:
6dc474b8 560 case NODE_UNARY_EXPRESSION:
02b234c4
MD		 561 return -EPERM;
562
563 case NODE_UNKNOWN:
564 default:
565 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
566 (int) parent->type);
567 return -EINVAL;
568 }
569 return 0;
570}
571
572/*
48a01768 573 * set_parent_node
02b234c4 574 *
48a01768
MD		 575 * Link node to parent. Returns 0 on success, -EPERM if it is not permitted to
576 * create the link declared by the input, -ENOENT if node or parent is NULL,
577 * -EINVAL if there is an internal structure problem.
02b234c4 578 */
48a01768 579static int set_parent_node(struct ctf_node *node,
02b234c4
MD		 580 struct ctf_node *parent)
581{
582 if (!node || !parent)
583 return -ENOENT;
584
6dc474b8 585 /* Note: Linking to parent will be done only by an external visitor */
02b234c4
MD		 586
587 switch (node->type) {
588 case NODE_ROOT:
589 fprintf(stderr, "[error] %s: trying to reparent root node\n", __func__);
590 return -EINVAL;
591
592 case NODE_EVENT:
48a01768
MD		 593 if (parent->type == NODE_ROOT) {
594 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.event);
595 } else
02b234c4
MD		 596 return -EPERM;
597 break;
598 case NODE_STREAM:
48a01768
MD		 599 if (parent->type == NODE_ROOT) {
600 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.stream);
601 } else
02b234c4
MD		 602 return -EPERM;
603 break;
604 case NODE_TRACE:
48a01768
MD		 605 if (parent->type == NODE_ROOT) {
606 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.trace);
607 } else
02b234c4
MD		 608 return -EPERM;
609 break;
610
611 case NODE_CTF_EXPRESSION:
612 return reparent_ctf_expression(node, parent);
6dc474b8
MD		 613 case NODE_UNARY_EXPRESSION:
614 if (parent->type == NODE_TYPE_DECLARATOR)
615 parent->u.type_declarator.bitfield_len = node;
616 else
617 return -EPERM;
618 break;
02b234c4
MD		 619
620 case NODE_TYPEDEF:
621 return reparent_typedef(node, parent);
622 case NODE_TYPEALIAS_TARGET:
623 if (parent->type == NODE_TYPEALIAS)
624 parent->u.typealias.target = node;
625 else
626 return -EINVAL;
627 case NODE_TYPEALIAS_ALIAS:
628 if (parent->type == NODE_TYPEALIAS)
629 parent->u.typealias.alias = node;
630 else
631 return -EINVAL;
632 case NODE_TYPEALIAS:
633 return reparent_typealias(node, parent);
634
02b234c4 635 case NODE_POINTER:
48a01768
MD		 636 if (parent->type == NODE_TYPE_DECLARATOR) {
637 _cds_list_splice_tail(&node->tmp_head, &parent->u.type_declarator.pointers);
638 } else
02b234c4
MD		 639 return -EPERM;
640 break;
641 case NODE_TYPE_DECLARATOR:
642 return reparent_type_declarator(node, parent);
643
6dc474b8 644 case NODE_TYPE_SPECIFIER:
02b234c4 645 case NODE_FLOATING_POINT:
02b234c4 646 case NODE_INTEGER:
02b234c4 647 case NODE_STRING:
6dc474b8
MD		 648 case NODE_ENUM:
649 case NODE_VARIANT:
650 case NODE_STRUCT:
651 return reparent_type_specifier(node, parent);
652
02b234c4 653 case NODE_ENUMERATOR:
48a01768
MD		 654 if (parent->type == NODE_ENUM) {
655 _cds_list_splice_tail(&node->tmp_head, &parent->u._enum.enumerator_list);
656 } else
02b234c4
MD		 657 return -EPERM;
658 break;
02b234c4
MD		 659 case NODE_STRUCT_OR_VARIANT_DECLARATION:
660 switch (parent->type) {
661 case NODE_STRUCT:
48a01768 662 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
02b234c4
MD		 663 break;
664 case NODE_VARIANT:
48a01768 665 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
02b234c4
MD		 666 break;
667 default:
668 return -EINVAL;
669 }
670 break;
02b234c4
MD		 671
672 case NODE_UNKNOWN:
673 default:
674 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
675 (int) parent->type);
676 return -EINVAL;
677 }
678 return 0;
679}
680
34d3acc4 681void yyerror(struct ctf_scanner *scanner, const char *str)
8b9d5b5e
MD		 682{
683 fprintf(stderr, "error %s\n", str);
684}
685
686int yywrap(void)
687{
688 return 1;
689}
690
6dc474b8
MD		 691#define reparent_error(scanner, str) \
692do { \
693 yyerror(scanner, YY_("reparent_error: " str "\n")); \
694 YYERROR; \
695} while (0)
696
34d3acc4 697static void free_strings(struct cds_list_head *list)
8b9d5b5e
MD		 698{
699 struct gc_string *gstr, *tmp;
700
34d3acc4 701 cds_list_for_each_entry_safe(gstr, tmp, list, gc)
8b9d5b5e
MD		 702 free(gstr);
703}
704
34d3acc4 705static struct ctf_ast *ctf_ast_alloc(void)
8b9d5b5e 706{
34d3acc4
MD		 707 struct ctf_ast *ast;
708
709 ast = malloc(sizeof(*ast));
710 if (!ast)
711 return NULL;
712 memset(ast, 0, sizeof(*ast));
02b234c4
MD		 713 CDS_INIT_LIST_HEAD(&ast->allocated_nodes);
714 ast->root.type = NODE_ROOT;
48a01768 715 CDS_INIT_LIST_HEAD(&ast->root.tmp_head);
02b234c4
MD		 716 CDS_INIT_LIST_HEAD(&ast->root.u.root._typedef);
717 CDS_INIT_LIST_HEAD(&ast->root.u.root.typealias);
718 CDS_INIT_LIST_HEAD(&ast->root.u.root.declaration_specifier);
719 CDS_INIT_LIST_HEAD(&ast->root.u.root.trace);
720 CDS_INIT_LIST_HEAD(&ast->root.u.root.stream);
721 CDS_INIT_LIST_HEAD(&ast->root.u.root.event);
34d3acc4
MD		 722 return ast;
723}
724
725static void ctf_ast_free(struct ctf_ast *ast)
726{
02b234c4
MD		 727 struct ctf_node *node, *tmp;
728
729 cds_list_for_each_entry_safe(node, tmp, &ast->allocated_nodes, gc)
730 free(node);
34d3acc4
MD		 731}
732
733int ctf_scanner_append_ast(struct ctf_scanner *scanner)
734{
735 return yyparse(scanner);
736}
737
738struct ctf_scanner *ctf_scanner_alloc(FILE *input)
739{
740 struct ctf_scanner *scanner;
741 int ret;
742
743 scanner = malloc(sizeof(*scanner));
744 if (!scanner)
745 return NULL;
746 memset(scanner, 0, sizeof(*scanner));
747
748 ret = yylex_init_extra(scanner, &scanner->scanner);
749 if (ret) {
750 fprintf(stderr, "yylex_init error\n");
751 goto cleanup_scanner;
752 }
753 yyset_in(input, scanner);
754
755 scanner->ast = ctf_ast_alloc();
756 if (!scanner->ast)
757 goto cleanup_lexer;
758 init_scope(&scanner->root_scope, NULL);
19d96da7 759 scanner->cs = &scanner->root_scope;
34d3acc4
MD		 760 CDS_INIT_LIST_HEAD(&scanner->allocated_strings);
761
762 return scanner;
763
764cleanup_lexer:
765 ret = yylex_destroy(scanner->scanner);
766 if (!ret)
767 fprintf(stderr, "yylex_destroy error\n");
768cleanup_scanner:
769 free(scanner);
770 return NULL;
771}
772
773void ctf_scanner_free(struct ctf_scanner *scanner)
774{
775 int ret;
776
777 finalize_scope(&scanner->root_scope);
778 free_strings(&scanner->allocated_strings);
779 ctf_ast_free(scanner->ast);
780 ret = yylex_destroy(scanner->scanner);
781 if (ret)
782 fprintf(stderr, "yylex_destroy error\n");
783 free(scanner);
784}
8b9d5b5e
MD		 785
786%}
787
34d3acc4
MD		 788%define api.pure
789 /* %locations */
790%parse-param {struct ctf_scanner *scanner}
791%lex-param {struct ctf_scanner *scanner}
8b9d5b5e 792%start file
8b9d5b5e
MD		 793%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
794%token <gs> IDENTIFIER ID_TYPE
795%token ERROR
796%union
797{
798 long long ll;
799 char c;
800 struct gc_string *gs;
801 struct ctf_node *n;
802}
803
6dc474b8
MD		 804%type <gs> keywords
805%type <gs> s_char s_char_sequence c_char c_char_sequence
806
807%type <n> postfix_expression unary_expression unary_expression_or_range
808
809%type <n> declaration
02b234c4 810%type <n> event_declaration
6dc474b8
MD		 811%type <n> stream_declaration
812%type <n> trace_declaration
813%type <n> declaration_specifiers
1ee8e81d 814%type <n> alias_declaration_specifiers
6dc474b8
MD		 815
816%type <n> type_declarator_list
6dc474b8
MD		 817%type <n> type_specifier
818%type <n> struct_type_specifier
819%type <n> variant_type_specifier
820%type <n> type_specifier_or_integer_constant
821%type <n> enum_type_specifier
822%type <n> struct_or_variant_declaration_list
823%type <n> struct_or_variant_declaration
6dc474b8
MD		 824%type <n> struct_or_variant_declarator_list
825%type <n> struct_or_variant_declarator
826%type <n> enumerator_list
827%type <n> enumerator
828%type <n> abstract_declarator_list
829%type <n> abstract_declarator
830%type <n> direct_abstract_declarator
e0c14875
MD		 831%type <n> alias_abstract_declarator_list
832%type <n> alias_abstract_declarator
833%type <n> direct_alias_abstract_declarator
6dc474b8
MD		 834%type <n> declarator
835%type <n> direct_declarator
836%type <n> type_declarator
837%type <n> direct_type_declarator
6dc474b8 838%type <n> pointer
02b234c4
MD		 839%type <n> ctf_assignment_expression_list
840%type <n> ctf_assignment_expression
841
8b9d5b5e
MD		 842%%
843
844file:
845 declaration
6dc474b8 846 {
48a01768 847 if (set_parent_node($1, &ctf_scanner_get_ast(scanner)->root))
6dc474b8
MD		 848 reparent_error(scanner, "error reparenting to root");
849 }
8b9d5b5e 850 | file declaration
6dc474b8 851 {
48a01768 852 if (set_parent_node($2, &ctf_scanner_get_ast(scanner)->root))
6dc474b8
MD		 853 reparent_error(scanner, "error reparenting to root");
854 }
8b9d5b5e
MD		 855 ;
856
857keywords:
858 VOID
6dc474b8 859 { $$ = yylval.gs; }
8b9d5b5e 860 | CHAR
6dc474b8 861 { $$ = yylval.gs; }
8b9d5b5e 862 | SHORT
6dc474b8 863 { $$ = yylval.gs; }
8b9d5b5e 864 | INT
6dc474b8 865 { $$ = yylval.gs; }
8b9d5b5e 866 | LONG
6dc474b8 867 { $$ = yylval.gs; }
8b9d5b5e 868 | FLOAT
6dc474b8 869 { $$ = yylval.gs; }
8b9d5b5e 870 | DOUBLE
6dc474b8 871 { $$ = yylval.gs; }
8b9d5b5e 872 | SIGNED
6dc474b8 873 { $$ = yylval.gs; }
8b9d5b5e 874 | UNSIGNED
6dc474b8 875 { $$ = yylval.gs; }
8b9d5b5e 876 | _BOOL
6dc474b8 877 { $$ = yylval.gs; }
8b9d5b5e 878 | _COMPLEX
6dc474b8 879 { $$ = yylval.gs; }
3888a159
MD		 880 | _IMAGINARY
881 { $$ = yylval.gs; }
8b9d5b5e 882 | FLOATING_POINT
6dc474b8 883 { $$ = yylval.gs; }
8b9d5b5e 884 | INTEGER
6dc474b8 885 { $$ = yylval.gs; }
8b9d5b5e 886 | STRING
6dc474b8 887 { $$ = yylval.gs; }
8b9d5b5e 888 | ENUM
6dc474b8 889 { $$ = yylval.gs; }
8b9d5b5e 890 | VARIANT
6dc474b8 891 { $$ = yylval.gs; }
8b9d5b5e 892 | STRUCT
6dc474b8 893 { $$ = yylval.gs; }
8b9d5b5e 894 | CONST
6dc474b8 895 { $$ = yylval.gs; }
8b9d5b5e 896 | TYPEDEF
6dc474b8 897 { $$ = yylval.gs; }
8b9d5b5e 898 | EVENT
6dc474b8 899 { $$ = yylval.gs; }
8b9d5b5e 900 | STREAM
6dc474b8 901 { $$ = yylval.gs; }
8b9d5b5e 902 | TRACE
6dc474b8 903 { $$ = yylval.gs; }
8b9d5b5e
MD		 904 ;
905
906/* 1.5 Constants */
907
908c_char_sequence:
909 c_char
6dc474b8 910 { $$ = $1; }
8b9d5b5e 911 | c_char_sequence c_char
6dc474b8 912 { $$ = gc_string_append(scanner, $1, $2); }
8b9d5b5e
MD		 913 ;
914
915c_char:
916 CHAR_STRING_TOKEN
6dc474b8 917 { $$ = yylval.gs; }
8b9d5b5e 918 | ESCSEQ
6dc474b8
MD		 919 {
920 reparent_error(scanner, "escape sequences not supported yet");
921 }
8b9d5b5e
MD		 922 ;
923
924/* 1.6 String literals */
925
926s_char_sequence:
927 s_char
6dc474b8 928 { $$ = $1; }
8b9d5b5e 929 | s_char_sequence s_char
6dc474b8 930 { $$ = gc_string_append(scanner, $1, $2); }
8b9d5b5e
MD		 931 ;
932
933s_char:
934 CHAR_STRING_TOKEN
6dc474b8 935 { $$ = yylval.gs; }
8b9d5b5e 936 | ESCSEQ
6dc474b8
MD		 937 {
938 reparent_error(scanner, "escape sequences not supported yet");
939 }
8b9d5b5e
MD		 940 ;
941
942/* 2: Phrase structure grammar */
943
944postfix_expression:
945 IDENTIFIER
6dc474b8
MD		 946 {
947 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
948 $$->u.unary_expression.type = UNARY_STRING;
949 $$->u.unary_expression.u.string = yylval.gs->s;
950 }
8b9d5b5e 951 | ID_TYPE
6dc474b8
MD		 952 {
953 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
954 $$->u.unary_expression.type = UNARY_STRING;
955 $$->u.unary_expression.u.string = yylval.gs->s;
956 }
8b9d5b5e 957 | keywords
6dc474b8
MD		 958 {
959 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
960 $$->u.unary_expression.type = UNARY_STRING;
961 $$->u.unary_expression.u.string = yylval.gs->s;
962 }
963
8b9d5b5e 964 | DECIMAL_CONSTANT
6dc474b8
MD		 965 {
966 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
967 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 968 sscanf(yylval.gs->s, "%" PRIu64,
6dc474b8
MD		 969 &$$->u.unary_expression.u.unsigned_constant);
970 }
8b9d5b5e 971 | OCTAL_CONSTANT
6dc474b8
MD		 972 {
973 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
974 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 975 sscanf(yylval.gs->s, "0%" PRIo64,
6dc474b8
MD		 976 &$$->u.unary_expression.u.unsigned_constant);
977 }
8b9d5b5e 978 | HEXADECIMAL_CONSTANT
6dc474b8
MD		 979 {
980 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
981 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 982 sscanf(yylval.gs->s, "0x%" PRIx64,
6dc474b8
MD		 983 &$$->u.unary_expression.u.unsigned_constant);
984 }
8b9d5b5e 985 | STRING_LITERAL_START DQUOTE
6dc474b8
MD		 986 {
987 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
988 $$->u.unary_expression.type = UNARY_STRING;
989 $$->u.unary_expression.u.string = "";
990 }
8b9d5b5e 991 | STRING_LITERAL_START s_char_sequence DQUOTE
6dc474b8
MD		 992 {
993 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
994 $$->u.unary_expression.type = UNARY_STRING;
995 $$->u.unary_expression.u.string = $2->s;
996 }
8b9d5b5e 997 | CHARACTER_CONSTANT_START c_char_sequence SQUOTE
6dc474b8
MD		 998 {
999 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1000 $$->u.unary_expression.type = UNARY_STRING;
1001 $$->u.unary_expression.u.string = $2->s;
1002 }
8b9d5b5e 1003 | LPAREN unary_expression RPAREN
6dc474b8 1004 {
48a01768
MD		 1005 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1006 $$->u.unary_expression.type = UNARY_NESTED;
1007 $$->u.unary_expression.u.nested_exp = $2;
6dc474b8 1008 }
8b9d5b5e 1009 | postfix_expression LSBRAC unary_expression RSBRAC
6dc474b8
MD		 1010 {
1011 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1012 $$->u.unary_expression.type = UNARY_SBRAC;
1013 $$->u.unary_expression.u.sbrac_exp = $3;
48a01768
MD		 1014 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1015 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8 1016 }
8b9d5b5e 1017 | postfix_expression DOT IDENTIFIER
6dc474b8
MD		 1018 {
1019 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1020 $$->u.unary_expression.type = UNARY_STRING;
1021 $$->u.unary_expression.u.string = yylval.gs->s;
1022 $$->u.unary_expression.link = UNARY_DOTLINK;
48a01768
MD		 1023 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1024 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8 1025 }
8b9d5b5e 1026 | postfix_expression DOT ID_TYPE
6dc474b8
MD		 1027 {
1028 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1029 $$->u.unary_expression.type = UNARY_STRING;
1030 $$->u.unary_expression.u.string = yylval.gs->s;
1031 $$->u.unary_expression.link = UNARY_DOTLINK;
48a01768
MD		 1032 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1033 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8 1034 }
8b9d5b5e 1035 | postfix_expression RARROW IDENTIFIER
6dc474b8
MD		 1036 {
1037 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1038 $$->u.unary_expression.type = UNARY_STRING;
1039 $$->u.unary_expression.u.string = yylval.gs->s;
1040 $$->u.unary_expression.link = UNARY_ARROWLINK;
48a01768
MD		 1041 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1042 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8 1043 }
8b9d5b5e 1044 | postfix_expression RARROW ID_TYPE
6dc474b8
MD		 1045 {
1046 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1047 $$->u.unary_expression.type = UNARY_STRING;
1048 $$->u.unary_expression.u.string = yylval.gs->s;
1049 $$->u.unary_expression.link = UNARY_ARROWLINK;
48a01768
MD		 1050 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1051 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8 1052 }
8b9d5b5e
MD		 1053 ;
1054
1055unary_expression:
1056 postfix_expression
6dc474b8 1057 { $$ = $1; }
8b9d5b5e 1058 | PLUS postfix_expression
6dc474b8 1059 { $$ = $2; }
8b9d5b5e 1060 | MINUS postfix_expression
6dc474b8
MD		 1061 {
1062 $$ = $2;
1063 if ($$->u.unary_expression.type != UNARY_SIGNED_CONSTANT
1064 && $$->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT)
1065 reparent_error(scanner, "expecting numeric constant");
1066
1067 if ($$->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT) {
1068 $$->u.unary_expression.type = UNARY_SIGNED_CONSTANT;
1069 $$->u.unary_expression.u.signed_constant =
1070 -($$->u.unary_expression.u.unsigned_constant);
1071 } else {
1072 $$->u.unary_expression.u.signed_constant =
1073 -($$->u.unary_expression.u.signed_constant);
1074 }
1075 }
8b9d5b5e
MD		 1076 ;
1077
1078unary_expression_or_range:
1079 unary_expression DOTDOTDOT unary_expression
6dc474b8
MD		 1080 {
1081 $$ = $1;
48a01768
MD		 1082 _cds_list_splice_tail(&($3)->tmp_head, &($$)->tmp_head);
1083 $3->u.unary_expression.link = UNARY_DOTDOTDOT;
6dc474b8 1084 }
8b9d5b5e 1085 | unary_expression
6dc474b8 1086 { $$ = $1; }
8b9d5b5e
MD		 1087 ;
1088
1089/* 2.2: Declarations */
1090
1091declaration:
1092 declaration_specifiers SEMICOLON
6dc474b8 1093 { $$ = $1; }
8b9d5b5e 1094 | event_declaration
6dc474b8 1095 { $$ = $1; }
8b9d5b5e 1096 | stream_declaration
6dc474b8 1097 { $$ = $1; }
8b9d5b5e 1098 | trace_declaration
6dc474b8 1099 { $$ = $1; }
8b9d5b5e 1100 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
6dc474b8
MD		 1101 {
1102 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1103 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1104 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1105 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1106 }
8b9d5b5e 1107 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
6dc474b8
MD		 1108 {
1109 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1110 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1111 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1112 }
8b9d5b5e 1113 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
6dc474b8
MD		 1114 {
1115 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1116 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1117 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1118 }
e0c14875 1119 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list SEMICOLON
6dc474b8
MD		 1120 {
1121 $$ = make_node(scanner, NODE_TYPEALIAS);
1122 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1123 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
48a01768
MD		 1124 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1125 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1126 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1127 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
6dc474b8 1128 }
8b9d5b5e
MD		 1129 ;
1130
1131event_declaration:
1132 event_declaration_begin event_declaration_end
48a01768
MD		 1133 {
1134 $$ = make_node(scanner, NODE_EVENT);
48a01768 1135 }
8b9d5b5e 1136 | event_declaration_begin ctf_assignment_expression_list event_declaration_end
02b234c4
MD		 1137 {
1138 $$ = make_node(scanner, NODE_EVENT);
48a01768 1139 if (set_parent_node($2, $$))
6dc474b8 1140 reparent_error(scanner, "event_declaration");
02b234c4 1141 }
8b9d5b5e
MD		 1142 ;
1143
1144event_declaration_begin:
1145 EVENT LBRAC
fce8006d 1146 { push_scope(scanner); }
8b9d5b5e
MD		 1147 ;
1148
1149event_declaration_end:
1150 RBRAC SEMICOLON
fce8006d 1151 { pop_scope(scanner); }
8b9d5b5e
MD		 1152 ;
1153
1154
1155stream_declaration:
1156 stream_declaration_begin stream_declaration_end
48a01768
MD		 1157 {
1158 $$ = make_node(scanner, NODE_STREAM);
48a01768 1159 }
8b9d5b5e 1160 | stream_declaration_begin ctf_assignment_expression_list stream_declaration_end
6dc474b8
MD		 1161 {
1162 $$ = make_node(scanner, NODE_STREAM);
48a01768 1163 if (set_parent_node($2, $$))
6dc474b8
MD		 1164 reparent_error(scanner, "stream_declaration");
1165 }
8b9d5b5e
MD		 1166 ;
1167
1168stream_declaration_begin:
1169 STREAM LBRAC
fce8006d 1170 { push_scope(scanner); }
8b9d5b5e
MD		 1171 ;
1172
1173stream_declaration_end:
1174 RBRAC SEMICOLON
fce8006d 1175 { pop_scope(scanner); }
8b9d5b5e
MD		 1176 ;
1177
1178
1179trace_declaration:
1180 trace_declaration_begin trace_declaration_end
48a01768
MD		 1181 {
1182 $$ = make_node(scanner, NODE_TRACE);
48a01768 1183 }
8b9d5b5e 1184 | trace_declaration_begin ctf_assignment_expression_list trace_declaration_end
6dc474b8
MD		 1185 {
1186 $$ = make_node(scanner, NODE_TRACE);
48a01768 1187 if (set_parent_node($2, $$))
6dc474b8
MD		 1188 reparent_error(scanner, "trace_declaration");
1189 }
8b9d5b5e
MD		 1190 ;
1191
1192trace_declaration_begin:
1193 TRACE LBRAC
fce8006d 1194 { push_scope(scanner); }
8b9d5b5e
MD		 1195 ;
1196
1197trace_declaration_end:
1198 RBRAC SEMICOLON
fce8006d 1199 { pop_scope(scanner); }
8b9d5b5e
MD		 1200 ;
1201
1202declaration_specifiers:
1203 CONST
6dc474b8
MD		 1204 {
1205 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1206 $$->u.type_specifier.type = TYPESPEC_CONST;
1207 }
8b9d5b5e 1208 | type_specifier
0009a725 1209 { $$ = $1; }
8b9d5b5e 1210 | declaration_specifiers CONST
6dc474b8
MD		 1211 {
1212 struct ctf_node *node;
1213
48a01768 1214 $$ = $1;
6dc474b8
MD		 1215 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1216 node->u.type_specifier.type = TYPESPEC_CONST;
48a01768 1217 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
6dc474b8 1218 }
8b9d5b5e 1219 | declaration_specifiers type_specifier
6dc474b8
MD		 1220 {
1221 $$ = $1;
48a01768 1222 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
6dc474b8 1223 }
8b9d5b5e
MD		 1224 ;
1225
1226type_declarator_list:
1227 type_declarator
0009a725 1228 { $$ = $1; }
8b9d5b5e 1229 | type_declarator_list COMMA type_declarator
6dc474b8
MD		 1230 {
1231 $$ = $1;
48a01768 1232 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
6dc474b8 1233 }
8b9d5b5e
MD		 1234 ;
1235
8b9d5b5e
MD		 1236type_specifier:
1237 VOID
6dc474b8
MD		 1238 {
1239 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1240 $$->u.type_specifier.type = TYPESPEC_VOID;
1241 }
8b9d5b5e 1242 | CHAR
6dc474b8
MD		 1243 {
1244 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1245 $$->u.type_specifier.type = TYPESPEC_CHAR;
1246 }
8b9d5b5e 1247 | SHORT
6dc474b8
MD		 1248 {
1249 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1250 $$->u.type_specifier.type = TYPESPEC_SHORT;
1251 }
8b9d5b5e 1252 | INT
6dc474b8
MD		 1253 {
1254 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1255 $$->u.type_specifier.type = TYPESPEC_INT;
1256 }
8b9d5b5e 1257 | LONG
6dc474b8
MD		 1258 {
1259 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1260 $$->u.type_specifier.type = TYPESPEC_LONG;
1261 }
8b9d5b5e 1262 | FLOAT
6dc474b8
MD		 1263 {
1264 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1265 $$->u.type_specifier.type = TYPESPEC_FLOAT;
1266 }
8b9d5b5e 1267 | DOUBLE
6dc474b8
MD		 1268 {
1269 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1270 $$->u.type_specifier.type = TYPESPEC_DOUBLE;
1271 }
8b9d5b5e 1272 | SIGNED
6dc474b8
MD		 1273 {
1274 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1275 $$->u.type_specifier.type = TYPESPEC_SIGNED;
1276 }
8b9d5b5e 1277 | UNSIGNED
6dc474b8
MD		 1278 {
1279 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1280 $$->u.type_specifier.type = TYPESPEC_UNSIGNED;
1281 }
8b9d5b5e 1282 | _BOOL
6dc474b8
MD		 1283 {
1284 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1285 $$->u.type_specifier.type = TYPESPEC_BOOL;
1286 }
8b9d5b5e 1287 | _COMPLEX
6dc474b8
MD		 1288 {
1289 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1290 $$->u.type_specifier.type = TYPESPEC_COMPLEX;
1291 }
3888a159
MD		 1292 | _IMAGINARY
1293 {
1294 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1295 $$->u.type_specifier.type = TYPESPEC_IMAGINARY;
1296 }
8b9d5b5e 1297 | ID_TYPE
6dc474b8
MD		 1298 {
1299 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1300 $$->u.type_specifier.type = TYPESPEC_ID_TYPE;
1301 $$->u.type_specifier.id_type = yylval.gs->s;
1302 }
8b9d5b5e 1303 | FLOATING_POINT LBRAC RBRAC
6dc474b8
MD		 1304 {
1305 $$ = make_node(scanner, NODE_FLOATING_POINT);
1306 }
8b9d5b5e 1307 | FLOATING_POINT LBRAC ctf_assignment_expression_list RBRAC
6dc474b8
MD		 1308 {
1309 $$ = make_node(scanner, NODE_FLOATING_POINT);
48a01768 1310 if (set_parent_node($3, $$))
6dc474b8
MD		 1311 reparent_error(scanner, "floating point reparent error");
1312 }
8b9d5b5e 1313 | INTEGER LBRAC RBRAC
6dc474b8
MD		 1314 {
1315 $$ = make_node(scanner, NODE_INTEGER);
1316 }
8b9d5b5e 1317 | INTEGER LBRAC ctf_assignment_expression_list RBRAC
6dc474b8
MD		 1318 {
1319 $$ = make_node(scanner, NODE_INTEGER);
48a01768 1320 if (set_parent_node($3, $$))
6dc474b8
MD		 1321 reparent_error(scanner, "integer reparent error");
1322 }
8b9d5b5e 1323 | STRING LBRAC RBRAC
6dc474b8
MD		 1324 {
1325 $$ = make_node(scanner, NODE_STRING);
1326 }
8b9d5b5e 1327 | STRING LBRAC ctf_assignment_expression_list RBRAC
6dc474b8
MD		 1328 {
1329 $$ = make_node(scanner, NODE_STRING);
48a01768 1330 if (set_parent_node($3, $$))
6dc474b8
MD		 1331 reparent_error(scanner, "string reparent error");
1332 }
8b9d5b5e 1333 | ENUM enum_type_specifier
6dc474b8 1334 { $$ = $2; }
8b9d5b5e 1335 | VARIANT variant_type_specifier
6dc474b8 1336 { $$ = $2; }
8b9d5b5e 1337 | STRUCT struct_type_specifier
6dc474b8 1338 { $$ = $2; }
8b9d5b5e
MD		 1339 ;
1340
1341struct_type_specifier:
1342 struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
6dc474b8
MD		 1343 {
1344 $$ = make_node(scanner, NODE_STRUCT);
1ee8e81d 1345 $$->u._struct.has_body = 1;
48a01768 1346 if (set_parent_node($2, $$))
6dc474b8
MD		 1347 reparent_error(scanner, "struct reparent error");
1348 }
8b9d5b5e 1349 | IDENTIFIER struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
6dc474b8
MD		 1350 {
1351 $$ = make_node(scanner, NODE_STRUCT);
1ee8e81d 1352 $$->u._struct.has_body = 1;
6dc474b8 1353 $$->u._struct.name = $1->s;
48a01768 1354 if (set_parent_node($3, $$))
6dc474b8
MD		 1355 reparent_error(scanner, "struct reparent error");
1356 }
8b9d5b5e 1357 | ID_TYPE struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
6dc474b8
MD		 1358 {
1359 $$ = make_node(scanner, NODE_STRUCT);
1ee8e81d 1360 $$->u._struct.has_body = 1;
6dc474b8 1361 $$->u._struct.name = $1->s;
48a01768 1362 if (set_parent_node($3, $$))
6dc474b8
MD		 1363 reparent_error(scanner, "struct reparent error");
1364 }
8b9d5b5e 1365 | IDENTIFIER
6dc474b8
MD		 1366 {
1367 $$ = make_node(scanner, NODE_STRUCT);
1ee8e81d 1368 $$->u._struct.has_body = 0;
6dc474b8
MD		 1369 $$->u._struct.name = $1->s;
1370 }
8b9d5b5e 1371 | ID_TYPE
6dc474b8
MD		 1372 {
1373 $$ = make_node(scanner, NODE_STRUCT);
1ee8e81d 1374 $$->u._struct.has_body = 0;
6dc474b8
MD		 1375 $$->u._struct.name = $1->s;
1376 }
8b9d5b5e
MD		 1377 ;
1378
1379struct_declaration_begin:
1380 LBRAC
fce8006d 1381 { push_scope(scanner); }
8b9d5b5e
MD		 1382 ;
1383
1384struct_declaration_end:
1385 RBRAC
fce8006d 1386 { pop_scope(scanner); }
8b9d5b5e
MD		 1387 ;
1388
1389variant_type_specifier:
1390 variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1391 {
1392 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1393 $$->u.variant.has_body = 1;
48a01768 1394 if (set_parent_node($2, $$))
6dc474b8
MD		 1395 reparent_error(scanner, "variant reparent error");
1396 }
8b9d5b5e 1397 | LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1398 {
1399 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1400 $$->u.variant.has_body = 1;
6dc474b8 1401 $$->u.variant.choice = $2->s;
48a01768 1402 if (set_parent_node($5, $$))
6dc474b8
MD		 1403 reparent_error(scanner, "variant reparent error");
1404 }
8b9d5b5e 1405 | LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1406 {
1407 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1408 $$->u.variant.has_body = 1;
6dc474b8 1409 $$->u.variant.choice = $2->s;
48a01768 1410 if (set_parent_node($5, $$))
6dc474b8
MD		 1411 reparent_error(scanner, "variant reparent error");
1412 }
8b9d5b5e 1413 | IDENTIFIER variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1414 {
1415 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1416 $$->u.variant.has_body = 1;
6dc474b8 1417 $$->u.variant.name = $1->s;
48a01768 1418 if (set_parent_node($3, $$))
6dc474b8
MD		 1419 reparent_error(scanner, "variant reparent error");
1420 }
8b9d5b5e 1421 | IDENTIFIER LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1422 {
1423 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1424 $$->u.variant.has_body = 1;
6dc474b8
MD		 1425 $$->u.variant.name = $1->s;
1426 $$->u.variant.choice = $3->s;
48a01768 1427 if (set_parent_node($6, $$))
6dc474b8
MD		 1428 reparent_error(scanner, "variant reparent error");
1429 }
8b9d5b5e 1430 | IDENTIFIER LT IDENTIFIER GT
6dc474b8
MD		 1431 {
1432 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1433 $$->u.variant.has_body = 0;
6dc474b8
MD		 1434 $$->u.variant.name = $1->s;
1435 $$->u.variant.choice = $3->s;
1436 }
8b9d5b5e 1437 | IDENTIFIER LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1438 {
1439 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1440 $$->u.variant.has_body = 1;
6dc474b8
MD		 1441 $$->u.variant.name = $1->s;
1442 $$->u.variant.choice = $3->s;
48a01768 1443 if (set_parent_node($6, $$))
6dc474b8
MD		 1444 reparent_error(scanner, "variant reparent error");
1445 }
8b9d5b5e 1446 | IDENTIFIER LT ID_TYPE GT
6dc474b8
MD		 1447 {
1448 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1449 $$->u.variant.has_body = 0;
6dc474b8
MD		 1450 $$->u.variant.name = $1->s;
1451 $$->u.variant.choice = $3->s;
1452 }
8b9d5b5e 1453 | ID_TYPE variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1454 {
1455 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1456 $$->u.variant.has_body = 1;
6dc474b8 1457 $$->u.variant.name = $1->s;
48a01768 1458 if (set_parent_node($3, $$))
6dc474b8
MD		 1459 reparent_error(scanner, "variant reparent error");
1460 }
8b9d5b5e 1461 | ID_TYPE LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1462 {
1463 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1464 $$->u.variant.has_body = 1;
6dc474b8
MD		 1465 $$->u.variant.name = $1->s;
1466 $$->u.variant.choice = $3->s;
48a01768 1467 if (set_parent_node($6, $$))
6dc474b8
MD		 1468 reparent_error(scanner, "variant reparent error");
1469 }
8b9d5b5e 1470 | ID_TYPE LT IDENTIFIER GT
6dc474b8
MD		 1471 {
1472 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1473 $$->u.variant.has_body = 0;
6dc474b8
MD		 1474 $$->u.variant.name = $1->s;
1475 $$->u.variant.choice = $3->s;
1476 }
8b9d5b5e 1477 | ID_TYPE LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
6dc474b8
MD		 1478 {
1479 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1480 $$->u.variant.has_body = 1;
6dc474b8
MD		 1481 $$->u.variant.name = $1->s;
1482 $$->u.variant.choice = $3->s;
48a01768 1483 if (set_parent_node($6, $$))
6dc474b8
MD		 1484 reparent_error(scanner, "variant reparent error");
1485 }
8b9d5b5e 1486 | ID_TYPE LT ID_TYPE GT
6dc474b8
MD		 1487 {
1488 $$ = make_node(scanner, NODE_VARIANT);
1ee8e81d 1489 $$->u.variant.has_body = 0;
6dc474b8
MD		 1490 $$->u.variant.name = $1->s;
1491 $$->u.variant.choice = $3->s;
1492 }
8b9d5b5e
MD		 1493 ;
1494
1495variant_declaration_begin:
1496 LBRAC
fce8006d 1497 { push_scope(scanner); }
8b9d5b5e
MD		 1498 ;
1499
1500variant_declaration_end:
1501 RBRAC
fce8006d 1502 { pop_scope(scanner); }
8b9d5b5e
MD		 1503 ;
1504
1505type_specifier_or_integer_constant:
1506 declaration_specifiers
6dc474b8 1507 { $$ = $1; }
8b9d5b5e 1508 | DECIMAL_CONSTANT
6dc474b8
MD		 1509 {
1510 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1511 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 1512 sscanf(yylval.gs->s, "%" PRIu64,
6dc474b8
MD		 1513 &$$->u.unary_expression.u.unsigned_constant);
1514 }
8b9d5b5e 1515 | OCTAL_CONSTANT
6dc474b8
MD		 1516 {
1517 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1518 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 1519 sscanf(yylval.gs->s, "0%" PRIo64,
6dc474b8
MD		 1520 &$$->u.unary_expression.u.unsigned_constant);
1521 }
8b9d5b5e 1522 | HEXADECIMAL_CONSTANT
6dc474b8
MD		 1523 {
1524 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1525 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
380d60b1 1526 sscanf(yylval.gs->s, "0x%" PRIx64,
6dc474b8
MD		 1527 &$$->u.unary_expression.u.unsigned_constant);
1528 }
8b9d5b5e
MD		 1529 ;
1530
1531enum_type_specifier:
1532 LBRAC enumerator_list RBRAC
6dc474b8
MD		 1533 {
1534 $$ = make_node(scanner, NODE_ENUM);
add40b62 1535 $$->u._enum.has_body = 1;
48a01768 1536 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1537 }
8b9d5b5e 1538 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
6dc474b8
MD		 1539 {
1540 $$ = make_node(scanner, NODE_ENUM);
add40b62 1541 $$->u._enum.has_body = 1;
6dc474b8 1542 $$->u._enum.container_type = $2;
48a01768 1543 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1544 }
8b9d5b5e 1545 | IDENTIFIER LBRAC enumerator_list RBRAC
6dc474b8
MD		 1546 {
1547 $$ = make_node(scanner, NODE_ENUM);
add40b62 1548 $$->u._enum.has_body = 1;
6dc474b8 1549 $$->u._enum.enum_id = $1->s;
48a01768 1550 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1551 }
8b9d5b5e 1552 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
6dc474b8
MD		 1553 {
1554 $$ = make_node(scanner, NODE_ENUM);
add40b62 1555 $$->u._enum.has_body = 1;
6dc474b8
MD		 1556 $$->u._enum.enum_id = $1->s;
1557 $$->u._enum.container_type = $3;
48a01768 1558 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1559 }
8b9d5b5e 1560 | ID_TYPE LBRAC enumerator_list RBRAC
6dc474b8
MD		 1561 {
1562 $$ = make_node(scanner, NODE_ENUM);
add40b62 1563 $$->u._enum.has_body = 1;
6dc474b8 1564 $$->u._enum.enum_id = $1->s;
48a01768 1565 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1566 }
8b9d5b5e 1567 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
6dc474b8
MD		 1568 {
1569 $$ = make_node(scanner, NODE_ENUM);
add40b62 1570 $$->u._enum.has_body = 1;
6dc474b8
MD		 1571 $$->u._enum.enum_id = $1->s;
1572 $$->u._enum.container_type = $3;
48a01768 1573 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1574 }
8b9d5b5e 1575 | LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1576 {
1577 $$ = make_node(scanner, NODE_ENUM);
add40b62 1578 $$->u._enum.has_body = 1;
48a01768 1579 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1580 }
8b9d5b5e 1581 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1582 {
1583 $$ = make_node(scanner, NODE_ENUM);
add40b62 1584 $$->u._enum.has_body = 1;
6dc474b8 1585 $$->u._enum.container_type = $2;
48a01768 1586 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1587 }
8b9d5b5e 1588 | IDENTIFIER LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1589 {
1590 $$ = make_node(scanner, NODE_ENUM);
add40b62 1591 $$->u._enum.has_body = 1;
6dc474b8 1592 $$->u._enum.enum_id = $1->s;
48a01768 1593 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1594 }
8b9d5b5e 1595 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1596 {
1597 $$ = make_node(scanner, NODE_ENUM);
add40b62 1598 $$->u._enum.has_body = 1;
6dc474b8
MD		 1599 $$->u._enum.enum_id = $1->s;
1600 $$->u._enum.container_type = $3;
48a01768 1601 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1602 }
8b9d5b5e 1603 | IDENTIFIER
6dc474b8
MD		 1604 {
1605 $$ = make_node(scanner, NODE_ENUM);
add40b62 1606 $$->u._enum.has_body = 0;
6dc474b8
MD		 1607 $$->u._enum.enum_id = $1->s;
1608 }
8b9d5b5e 1609 | IDENTIFIER LT type_specifier_or_integer_constant GT
6dc474b8
MD		 1610 {
1611 $$ = make_node(scanner, NODE_ENUM);
add40b62 1612 $$->u._enum.has_body = 0;
6dc474b8
MD		 1613 $$->u._enum.enum_id = $1->s;
1614 $$->u._enum.container_type = $3;
1615 }
8b9d5b5e 1616 | ID_TYPE LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1617 {
1618 $$ = make_node(scanner, NODE_ENUM);
add40b62 1619 $$->u._enum.has_body = 1;
6dc474b8 1620 $$->u._enum.enum_id = $1->s;
48a01768 1621 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1622 }
8b9d5b5e 1623 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
6dc474b8
MD		 1624 {
1625 $$ = make_node(scanner, NODE_ENUM);
add40b62 1626 $$->u._enum.has_body = 1;
6dc474b8
MD		 1627 $$->u._enum.enum_id = $1->s;
1628 $$->u._enum.container_type = $3;
48a01768 1629 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
6dc474b8 1630 }
8b9d5b5e 1631 | ID_TYPE
6dc474b8
MD		 1632 {
1633 $$ = make_node(scanner, NODE_ENUM);
add40b62 1634 $$->u._enum.has_body = 0;
6dc474b8
MD		 1635 $$->u._enum.enum_id = $1->s;
1636 }
8b9d5b5e 1637 | ID_TYPE LT type_specifier_or_integer_constant GT
6dc474b8
MD		 1638 {
1639 $$ = make_node(scanner, NODE_ENUM);
add40b62 1640 $$->u._enum.has_body = 0;
6dc474b8
MD		 1641 $$->u._enum.enum_id = $1->s;
1642 $$->u._enum.container_type = $3;
1643 }
8b9d5b5e
MD		 1644 ;
1645
1646struct_or_variant_declaration_list:
1647 /* empty */
6dc474b8 1648 { $$ = NULL; }
8b9d5b5e 1649 | struct_or_variant_declaration_list struct_or_variant_declaration
6dc474b8
MD		 1650 {
1651 if ($1) {
1652 $$ = $1;
48a01768 1653 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
6dc474b8
MD		 1654 } else {
1655 $$ = $2;
48a01768 1656 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
6dc474b8
MD		 1657 }
1658 }
8b9d5b5e
MD		 1659 ;
1660
1661struct_or_variant_declaration:
1ee8e81d 1662 declaration_specifiers struct_or_variant_declarator_list SEMICOLON
6dc474b8
MD		 1663 {
1664 $$ = make_node(scanner, NODE_STRUCT_OR_VARIANT_DECLARATION);
48a01768
MD		 1665 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.struct_or_variant_declaration.declaration_specifier);
1666 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.struct_or_variant_declaration.type_declarators);
6dc474b8 1667 }
1ee8e81d 1668 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
6dc474b8
MD		 1669 {
1670 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1671 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1672 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1673 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1674 }
1ee8e81d 1675 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
6dc474b8
MD		 1676 {
1677 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1678 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1679 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1680 }
1ee8e81d 1681 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
6dc474b8
MD		 1682 {
1683 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 1684 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1685 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 1686 }
e0c14875 1687 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list SEMICOLON
6dc474b8
MD		 1688 {
1689 $$ = make_node(scanner, NODE_TYPEALIAS);
1690 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1691 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
48a01768
MD		 1692 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1693 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1694 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1695 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
6dc474b8 1696 }
8b9d5b5e
MD		 1697 ;
1698
1ee8e81d 1699alias_declaration_specifiers:
8b9d5b5e 1700 CONST
6dc474b8
MD		 1701 {
1702 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1703 $$->u.type_specifier.type = TYPESPEC_CONST;
1704 }
8b9d5b5e 1705 | type_specifier
0009a725 1706 { $$ = $1; }
1ee8e81d
MD		 1707 | IDENTIFIER
1708 {
1709 add_type(scanner, $1);
1710 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1711 ($$)->u.type_specifier.type = TYPESPEC_ID_TYPE;
1712 ($$)->u.type_specifier.id_type = yylval.gs->s;
1713 }
1714 | alias_declaration_specifiers CONST
6dc474b8
MD		 1715 {
1716 struct ctf_node *node;
1717
1718 $$ = $1;
1719 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1720 node->u.type_specifier.type = TYPESPEC_CONST;
48a01768 1721 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
6dc474b8 1722 }
1ee8e81d 1723 | alias_declaration_specifiers type_specifier
6dc474b8
MD		 1724 {
1725 $$ = $1;
48a01768 1726 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
6dc474b8 1727 }
1ee8e81d
MD		 1728 | alias_declaration_specifiers IDENTIFIER
1729 {
1730 struct ctf_node *node;
1731
1732 add_type(scanner, $2);
1733 $$ = $1;
1734 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1735 node->u.type_specifier.type = TYPESPEC_ID_TYPE;
1736 node->u.type_specifier.id_type = yylval.gs->s;
1737 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1738 }
8b9d5b5e
MD		 1739 ;
1740
1741struct_or_variant_declarator_list:
1742 struct_or_variant_declarator
0009a725 1743 { $$ = $1; }
8b9d5b5e 1744 | struct_or_variant_declarator_list COMMA struct_or_variant_declarator
6dc474b8
MD		 1745 {
1746 $$ = $1;
48a01768 1747 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
6dc474b8 1748 }
8b9d5b5e
MD		 1749 ;
1750
1751struct_or_variant_declarator:
1752 declarator
6dc474b8 1753 { $$ = $1; }
8b9d5b5e 1754 | COLON unary_expression
6dc474b8 1755 { $$ = $2; }
8b9d5b5e 1756 | declarator COLON unary_expression
6dc474b8
MD		 1757 {
1758 $$ = $1;
48a01768 1759 if (set_parent_node($3, $1))
6dc474b8
MD		 1760 reparent_error(scanner, "struct_or_variant_declarator");
1761 }
8b9d5b5e
MD		 1762 ;
1763
1764enumerator_list:
1765 enumerator
0009a725 1766 { $$ = $1; }
8b9d5b5e 1767 | enumerator_list COMMA enumerator
6dc474b8
MD		 1768 {
1769 $$ = $1;
48a01768 1770 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
6dc474b8 1771 }
8b9d5b5e
MD		 1772 ;
1773
1774enumerator:
1775 IDENTIFIER
6dc474b8
MD		 1776 {
1777 $$ = make_node(scanner, NODE_ENUMERATOR);
1778 $$->u.enumerator.id = $1->s;
1779 }
8b9d5b5e 1780 | ID_TYPE
6dc474b8
MD		 1781 {
1782 $$ = make_node(scanner, NODE_ENUMERATOR);
1783 $$->u.enumerator.id = $1->s;
1784 }
8b9d5b5e 1785 | keywords
6dc474b8
MD		 1786 {
1787 $$ = make_node(scanner, NODE_ENUMERATOR);
1788 $$->u.enumerator.id = $1->s;
1789 }
8b9d5b5e 1790 | STRING_LITERAL_START DQUOTE
6dc474b8
MD		 1791 {
1792 $$ = make_node(scanner, NODE_ENUMERATOR);
1793 $$->u.enumerator.id = "";
1794 }
8b9d5b5e 1795 | STRING_LITERAL_START s_char_sequence DQUOTE
6dc474b8
MD		 1796 {
1797 $$ = make_node(scanner, NODE_ENUMERATOR);
1798 $$->u.enumerator.id = $2->s;
1799 }
8b9d5b5e 1800 | IDENTIFIER EQUAL unary_expression_or_range
6dc474b8
MD		 1801 {
1802 $$ = make_node(scanner, NODE_ENUMERATOR);
1803 $$->u.enumerator.id = $1->s;
48a01768 1804 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
6dc474b8 1805 }
8b9d5b5e 1806 | ID_TYPE EQUAL unary_expression_or_range
6dc474b8
MD		 1807 {
1808 $$ = make_node(scanner, NODE_ENUMERATOR);
1809 $$->u.enumerator.id = $1->s;
48a01768 1810 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
6dc474b8 1811 }
8b9d5b5e 1812 | keywords EQUAL unary_expression_or_range
6dc474b8
MD		 1813 {
1814 $$ = make_node(scanner, NODE_ENUMERATOR);
1815 $$->u.enumerator.id = $1->s;
48a01768 1816 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
6dc474b8 1817 }
8b9d5b5e 1818 | STRING_LITERAL_START DQUOTE EQUAL unary_expression_or_range
6dc474b8
MD		 1819 {
1820 $$ = make_node(scanner, NODE_ENUMERATOR);
1821 $$->u.enumerator.id = "";
48a01768 1822 cds_list_splice(&($4)->tmp_head, &($$)->u.enumerator.values);
6dc474b8 1823 }
8b9d5b5e 1824 | STRING_LITERAL_START s_char_sequence DQUOTE EQUAL unary_expression_or_range
6dc474b8
MD		 1825 {
1826 $$ = make_node(scanner, NODE_ENUMERATOR);
1827 $$->u.enumerator.id = $2->s;
48a01768 1828 cds_list_splice(&($5)->tmp_head, &($$)->u.enumerator.values);
6dc474b8 1829 }
8b9d5b5e
MD		 1830 ;
1831
1832abstract_declarator_list:
1833 abstract_declarator
0009a725 1834 { $$ = $1; }
8b9d5b5e 1835 | abstract_declarator_list COMMA abstract_declarator
6dc474b8
MD		 1836 {
1837 $$ = $1;
48a01768 1838 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
6dc474b8 1839 }
8b9d5b5e
MD		 1840 ;
1841
1842abstract_declarator:
1843 direct_abstract_declarator
6dc474b8 1844 { $$ = $1; }
8b9d5b5e 1845 | pointer direct_abstract_declarator
6dc474b8
MD		 1846 {
1847 $$ = $2;
48a01768 1848 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
6dc474b8 1849 }
8b9d5b5e
MD		 1850 ;
1851
1852direct_abstract_declarator:
1853 /* empty */
6dc474b8
MD		 1854 {
1855 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1856 $$->u.type_declarator.type = TYPEDEC_ID;
1857 /* id is NULL */
1858 }
8b9d5b5e 1859 | IDENTIFIER
6dc474b8
MD		 1860 {
1861 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1862 $$->u.type_declarator.type = TYPEDEC_ID;
1863 $$->u.type_declarator.u.id = $1->s;
1864 }
8b9d5b5e 1865 | LPAREN abstract_declarator RPAREN
6dc474b8
MD		 1866 {
1867 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1868 $$->u.type_declarator.type = TYPEDEC_NESTED;
1869 $$->u.type_declarator.u.nested.type_declarator = $2;
1870 }
8b9d5b5e 1871 | direct_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
6dc474b8
MD		 1872 {
1873 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1874 $$->u.type_declarator.type = TYPEDEC_NESTED;
1875 $$->u.type_declarator.u.nested.type_declarator = $1;
1876 $$->u.type_declarator.u.nested.length = $3;
1877 }
8b9d5b5e 1878 | direct_abstract_declarator LSBRAC RSBRAC
6dc474b8
MD		 1879 {
1880 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1881 $$->u.type_declarator.type = TYPEDEC_NESTED;
1882 $$->u.type_declarator.u.nested.type_declarator = $1;
1883 $$->u.type_declarator.u.nested.abstract_array = 1;
1884 }
8b9d5b5e
MD		 1885 ;
1886
e0c14875
MD		 1887alias_abstract_declarator_list:
1888 alias_abstract_declarator
6dc474b8 1889 { $$ = $1; }
e0c14875
MD		 1890 | alias_abstract_declarator_list COMMA alias_abstract_declarator
1891 {
1892 $$ = $1;
1893 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1894 }
1895 ;
1896
1897alias_abstract_declarator:
1898 direct_alias_abstract_declarator
1899 { $$ = $1; }
1900 | pointer direct_alias_abstract_declarator
6dc474b8
MD		 1901 {
1902 $$ = $2;
48a01768 1903 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
6dc474b8 1904 }
8b9d5b5e
MD		 1905 ;
1906
e0c14875
MD		 1907direct_alias_abstract_declarator:
1908 /* empty */
6dc474b8
MD		 1909 {
1910 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
e0c14875
MD		 1911 $$->u.type_declarator.type = TYPEDEC_ID;
1912 /* id is NULL */
6dc474b8 1913 }
e0c14875 1914 | LPAREN alias_abstract_declarator RPAREN
6dc474b8
MD		 1915 {
1916 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1917 $$->u.type_declarator.type = TYPEDEC_NESTED;
1918 $$->u.type_declarator.u.nested.type_declarator = $2;
1919 }
e0c14875 1920 | direct_alias_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
6dc474b8
MD		 1921 {
1922 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1923 $$->u.type_declarator.type = TYPEDEC_NESTED;
1924 $$->u.type_declarator.u.nested.type_declarator = $1;
1925 $$->u.type_declarator.u.nested.length = $3;
1926 }
e0c14875
MD		 1927 | direct_alias_abstract_declarator LSBRAC RSBRAC
1928 {
1929 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1930 $$->u.type_declarator.type = TYPEDEC_NESTED;
1931 $$->u.type_declarator.u.nested.type_declarator = $1;
1932 $$->u.type_declarator.u.nested.abstract_array = 1;
1933 }
8b9d5b5e
MD		 1934 ;
1935
e0c14875
MD		 1936declarator:
1937 direct_declarator
6dc474b8 1938 { $$ = $1; }
e0c14875 1939 | pointer direct_declarator
6dc474b8
MD		 1940 {
1941 $$ = $2;
48a01768 1942 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
6dc474b8 1943 }
8b9d5b5e
MD		 1944 ;
1945
e0c14875 1946direct_declarator:
8b9d5b5e 1947 IDENTIFIER
6dc474b8 1948 {
6dc474b8
MD		 1949 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1950 $$->u.type_declarator.type = TYPEDEC_ID;
1951 $$->u.type_declarator.u.id = $1->s;
1952 }
e0c14875 1953 | LPAREN declarator RPAREN
6dc474b8
MD		 1954 {
1955 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1956 $$->u.type_declarator.type = TYPEDEC_NESTED;
1957 $$->u.type_declarator.u.nested.type_declarator = $2;
1958 }
e0c14875 1959 | direct_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
6dc474b8
MD		 1960 {
1961 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1962 $$->u.type_declarator.type = TYPEDEC_NESTED;
1963 $$->u.type_declarator.u.nested.type_declarator = $1;
1964 $$->u.type_declarator.u.nested.length = $3;
1965 }
8b9d5b5e
MD		 1966 ;
1967
e0c14875
MD		 1968type_declarator:
1969 direct_type_declarator
6dc474b8 1970 { $$ = $1; }
e0c14875 1971 | pointer direct_type_declarator
6dc474b8
MD		 1972 {
1973 $$ = $2;
48a01768 1974 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
6dc474b8 1975 }
8b9d5b5e
MD		 1976 ;
1977
e0c14875
MD		 1978direct_type_declarator:
1979 IDENTIFIER
6dc474b8
MD		 1980 {
1981 add_type(scanner, $1);
1982 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1983 $$->u.type_declarator.type = TYPEDEC_ID;
1984 $$->u.type_declarator.u.id = $1->s;
1985 }
e0c14875 1986 | LPAREN type_declarator RPAREN
6dc474b8
MD		 1987 {
1988 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1989 $$->u.type_declarator.type = TYPEDEC_NESTED;
1990 $$->u.type_declarator.u.nested.type_declarator = $2;
1991 }
e0c14875 1992 | direct_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
6dc474b8
MD		 1993 {
1994 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1995 $$->u.type_declarator.type = TYPEDEC_NESTED;
1996 $$->u.type_declarator.u.nested.type_declarator = $1;
1997 $$->u.type_declarator.u.nested.length = $3;
1998 }
8b9d5b5e
MD		 1999 ;
2000
2001pointer:
2002 STAR
48a01768
MD		 2003 {
2004 $$ = make_node(scanner, NODE_POINTER);
48a01768 2005 }
8b9d5b5e 2006 | STAR pointer
6dc474b8
MD		 2007 {
2008 $$ = make_node(scanner, NODE_POINTER);
48a01768 2009 cds_list_splice(&($2)->tmp_head, &($$)->tmp_head);
6dc474b8 2010 }
8b9d5b5e 2011 | STAR type_qualifier_list pointer
6dc474b8
MD		 2012 {
2013 $$ = make_node(scanner, NODE_POINTER);
2014 $$->u.pointer.const_qualifier = 1;
48a01768 2015 cds_list_splice(&($3)->tmp_head, &($$)->tmp_head);
6dc474b8 2016 }
8b9d5b5e
MD		 2017 ;
2018
2019type_qualifier_list:
6dc474b8 2020 /* pointer assumes only const type qualifier */
8b9d5b5e
MD		 2021 CONST
2022 | type_qualifier_list CONST
2023 ;
2024
2025/* 2.3: CTF-specific declarations */
2026
2027ctf_assignment_expression_list:
2028 ctf_assignment_expression SEMICOLON
0009a725 2029 { $$ = $1; }
8b9d5b5e 2030 | ctf_assignment_expression_list ctf_assignment_expression SEMICOLON
6dc474b8
MD		 2031 {
2032 $$ = $1;
48a01768 2033 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
6dc474b8 2034 }
8b9d5b5e
MD		 2035 ;
2036
2037ctf_assignment_expression:
2038 unary_expression EQUAL unary_expression
02b234c4 2039 {
6dc474b8
MD		 2040 /*
2041 * Because we have left and right, cannot use
48a01768 2042 * set_parent_node.
6dc474b8 2043 */
02b234c4 2044 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
48a01768 2045 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
6dc474b8
MD		 2046 if ($1->u.unary_expression.type != UNARY_STRING)
2047 reparent_error(scanner, "ctf_assignment_expression left expects string");
48a01768 2048 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
02b234c4 2049 }
8b9d5b5e 2050 | unary_expression TYPEASSIGN type_specifier
6dc474b8
MD		 2051 {
2052 /*
2053 * Because we have left and right, cannot use
48a01768 2054 * set_parent_node.
6dc474b8
MD		 2055 */
2056 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
48a01768 2057 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
6dc474b8
MD		 2058 if ($1->u.unary_expression.type != UNARY_STRING)
2059 reparent_error(scanner, "ctf_assignment_expression left expects string");
48a01768
MD		 2060 cds_list_add(&($3)->siblings, &($3)->tmp_head);
2061 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
6dc474b8 2062 }
8b9d5b5e 2063 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list
6dc474b8
MD		 2064 {
2065 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 2066 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
2067 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2068 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 2069 }
8b9d5b5e 2070 | TYPEDEF declaration_specifiers type_declarator_list
6dc474b8
MD		 2071 {
2072 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 2073 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
2074 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 2075 }
8b9d5b5e 2076 | declaration_specifiers TYPEDEF type_declarator_list
6dc474b8
MD		 2077 {
2078 $$ = make_node(scanner, NODE_TYPEDEF);
48a01768
MD		 2079 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2080 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
6dc474b8 2081 }
e0c14875 2082 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list
6dc474b8
MD		 2083 {
2084 $$ = make_node(scanner, NODE_TYPEALIAS);
2085 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
2086 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
48a01768
MD		 2087 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
2088 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
2089 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
2090 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
6dc474b8 2091 }
8b9d5b5e 2092 ;
BabelTrace - Trace Format Babel Tower
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