5 * Common Trace Format Metadata Grammar.
7 * Copyright 2010 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
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:
16 * The above copyright notice and this permission notice shall be included in
17 * all copies or substantial portions of the Software.
28 #include <babeltrace/list.h>
29 #include "ctf-scanner.h"
30 #include "ctf-parser.h"
34 * TODO: support enum, variant and struct declarations in scopes.
37 /* Join two lists, put "add" at the end of "head". */
39 _cds_list_splice_tail (struct cds_list_head *add, struct cds_list_head *head)
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;
50 #define printf_dbg(fmt, args...) fprintf(stderr, "%s: " fmt, __func__, ## args)
52 int yyparse(struct ctf_scanner *scanner);
53 int yylex(union YYSTYPE *yyval, struct ctf_scanner *scanner);
54 int yylex_init_extra(struct ctf_scanner *scanner, yyscan_t * ptr_yy_globals);
55 int yylex_destroy(yyscan_t yyscanner) ;
56 void yyset_in(FILE * in_str, yyscan_t scanner);
61 struct cds_list_head gc;
66 static 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",
91 const char *node_type(struct ctf_node *node)
93 if (node->type < NR_NODE_TYPES)
94 return node_type_to_str[node->type];
99 static struct gc_string *gc_string_alloc(struct ctf_scanner *scanner,
102 struct gc_string *gstr;
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;
110 gstr = malloc(alloclen);
111 cds_list_add(&gstr->gc, &scanner->allocated_strings);
112 gstr->alloclen = alloclen;
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.
121 struct gc_string *gc_string_append(struct ctf_scanner *scanner,
122 struct gc_string *gstr,
123 struct gc_string *gsrc)
125 size_t newlen = strlen(gsrc->s) + strlen(gstr->s) + 1;
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;
133 if (alloclen > gstr->alloclen) {
134 struct gc_string *newgstr;
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);
143 strcat(gstr->s, gsrc->s);
145 cds_list_del(&gsrc->gc);
150 void setstring(struct ctf_scanner *scanner, YYSTYPE *lvalp, const char *src)
152 lvalp->gs = gc_string_alloc(scanner, strlen(src) + 1);
153 strcpy(lvalp->gs->s, src);
156 static void init_scope(struct ctf_scanner_scope *scope,
157 struct ctf_scanner_scope *parent)
159 scope->parent = parent;
160 scope->types = g_hash_table_new_full(g_str_hash, g_str_equal,
164 static void finalize_scope(struct ctf_scanner_scope *scope)
166 g_hash_table_destroy(scope->types);
169 static void push_scope(struct ctf_scanner *scanner)
171 struct ctf_scanner_scope *ns;
173 printf_dbg("push scope\n");
174 ns = malloc(sizeof(struct ctf_scanner_scope));
175 init_scope(ns, scanner->cs);
179 static void pop_scope(struct ctf_scanner *scanner)
181 struct ctf_scanner_scope *os;
183 printf_dbg("pop scope\n");
185 scanner->cs = os->parent;
190 static int lookup_type(struct ctf_scanner_scope *s, const char *id)
194 ret = (int) (long) g_hash_table_lookup(s->types, id);
195 printf_dbg("lookup %p %s %d\n", s, id, ret);
199 int is_type(struct ctf_scanner *scanner, const char *id)
201 struct ctf_scanner_scope *it;
204 for (it = scanner->cs; it != NULL; it = it->parent) {
205 if (lookup_type(it, id)) {
210 printf_dbg("is type %s %d\n", id, ret);
214 static void add_type(struct ctf_scanner *scanner, struct gc_string *id)
216 printf_dbg("add type %s\n", id->s);
217 if (lookup_type(scanner->cs, id->s))
219 g_hash_table_insert(scanner->cs->types, id->s, id->s);
222 static struct ctf_node *make_node(struct ctf_scanner *scanner,
225 struct ctf_ast *ast = ctf_scanner_get_ast(scanner);
226 struct ctf_node *node;
228 node = malloc(sizeof(*node));
231 memset(node, 0, sizeof(*node));
233 CDS_INIT_LIST_HEAD(&node->tmp_head);
234 cds_list_add(&node->gc, &ast->allocated_nodes);
235 cds_list_add(&node->siblings, &node->tmp_head);
239 fprintf(stderr, "[error] %s: trying to create root node\n", __func__);
243 CDS_INIT_LIST_HEAD(&node->u.event.declaration_list);
246 CDS_INIT_LIST_HEAD(&node->u.stream.declaration_list);
249 CDS_INIT_LIST_HEAD(&node->u.trace.declaration_list);
252 case NODE_CTF_EXPRESSION:
253 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.left);
254 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.right);
256 case NODE_UNARY_EXPRESSION:
260 CDS_INIT_LIST_HEAD(&node->u._typedef.declaration_specifier);
261 CDS_INIT_LIST_HEAD(&node->u._typedef.type_declarators);
263 case NODE_TYPEALIAS_TARGET:
264 CDS_INIT_LIST_HEAD(&node->u.typealias_target.declaration_specifier);
265 CDS_INIT_LIST_HEAD(&node->u.typealias_target.type_declarators);
267 case NODE_TYPEALIAS_ALIAS:
268 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.declaration_specifier);
269 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.type_declarators);
274 case NODE_TYPE_SPECIFIER:
278 case NODE_TYPE_DECLARATOR:
279 CDS_INIT_LIST_HEAD(&node->u.type_declarator.pointers);
282 case NODE_FLOATING_POINT:
283 CDS_INIT_LIST_HEAD(&node->u.floating_point.expressions);
286 CDS_INIT_LIST_HEAD(&node->u.integer.expressions);
289 CDS_INIT_LIST_HEAD(&node->u.string.expressions);
291 case NODE_ENUMERATOR:
292 CDS_INIT_LIST_HEAD(&node->u.enumerator.values);
295 CDS_INIT_LIST_HEAD(&node->u._enum.enumerator_list);
297 case NODE_STRUCT_OR_VARIANT_DECLARATION:
298 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.declaration_specifier);
299 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.type_declarators);
302 CDS_INIT_LIST_HEAD(&node->u.variant.declaration_list);
305 CDS_INIT_LIST_HEAD(&node->u._struct.declaration_list);
310 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
318 static int reparent_ctf_expression(struct ctf_node *node,
319 struct ctf_node *parent)
321 switch (parent->type) {
323 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
326 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
329 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
331 case NODE_FLOATING_POINT:
332 _cds_list_splice_tail(&node->tmp_head, &parent->u.floating_point.expressions);
335 _cds_list_splice_tail(&node->tmp_head, &parent->u.integer.expressions);
338 _cds_list_splice_tail(&node->tmp_head, &parent->u.string.expressions);
342 case NODE_CTF_EXPRESSION:
344 case NODE_TYPEALIAS_TARGET:
345 case NODE_TYPEALIAS_ALIAS:
347 case NODE_TYPE_SPECIFIER:
349 case NODE_TYPE_DECLARATOR:
350 case NODE_ENUMERATOR:
352 case NODE_STRUCT_OR_VARIANT_DECLARATION:
355 case NODE_UNARY_EXPRESSION:
360 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
367 static int reparent_typedef(struct ctf_node *node, struct ctf_node *parent)
369 switch (parent->type) {
371 _cds_list_splice_tail(&node->tmp_head, &parent->u.root._typedef);
374 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
377 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
380 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
383 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
386 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
389 case NODE_FLOATING_POINT:
392 case NODE_CTF_EXPRESSION:
394 case NODE_TYPEALIAS_TARGET:
395 case NODE_TYPEALIAS_ALIAS:
397 case NODE_TYPE_SPECIFIER:
399 case NODE_TYPE_DECLARATOR:
400 case NODE_ENUMERATOR:
402 case NODE_STRUCT_OR_VARIANT_DECLARATION:
403 case NODE_UNARY_EXPRESSION:
408 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
415 static int reparent_typealias(struct ctf_node *node, struct ctf_node *parent)
417 switch (parent->type) {
419 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.typealias);
422 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
425 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
428 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
431 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
434 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
437 case NODE_FLOATING_POINT:
440 case NODE_CTF_EXPRESSION:
442 case NODE_TYPEALIAS_TARGET:
443 case NODE_TYPEALIAS_ALIAS:
445 case NODE_TYPE_SPECIFIER:
447 case NODE_TYPE_DECLARATOR:
448 case NODE_ENUMERATOR:
450 case NODE_STRUCT_OR_VARIANT_DECLARATION:
451 case NODE_UNARY_EXPRESSION:
456 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
463 static int reparent_type_specifier(struct ctf_node *node,
464 struct ctf_node *parent)
466 switch (parent->type) {
468 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.declaration_specifier);
471 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
474 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
477 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
480 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
483 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
486 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.declaration_specifier);
488 case NODE_TYPEALIAS_TARGET:
489 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.declaration_specifier);
491 case NODE_TYPEALIAS_ALIAS:
492 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.declaration_specifier);
494 case NODE_TYPE_DECLARATOR:
495 parent->u.type_declarator.type = TYPEDEC_NESTED;
496 parent->u.type_declarator.u.nested.length = node;
499 parent->u._enum.container_type = node;
501 case NODE_STRUCT_OR_VARIANT_DECLARATION:
502 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.declaration_specifier);
505 case NODE_FLOATING_POINT:
508 case NODE_CTF_EXPRESSION:
509 case NODE_TYPE_SPECIFIER:
511 case NODE_ENUMERATOR:
512 case NODE_UNARY_EXPRESSION:
517 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
524 static int reparent_type_declarator(struct ctf_node *node,
525 struct ctf_node *parent)
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;
532 case NODE_STRUCT_OR_VARIANT_DECLARATION:
533 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.type_declarators);
536 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.type_declarators);
538 case NODE_TYPEALIAS_TARGET:
539 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.type_declarators);
541 case NODE_TYPEALIAS_ALIAS:
542 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.type_declarators);
553 case NODE_FLOATING_POINT:
556 case NODE_CTF_EXPRESSION:
557 case NODE_TYPE_SPECIFIER:
559 case NODE_ENUMERATOR:
560 case NODE_UNARY_EXPRESSION:
565 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
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.
579 static int set_parent_node(struct ctf_node *node,
580 struct ctf_node *parent)
582 if (!node || !parent)
585 /* Note: Linking to parent will be done only by an external visitor */
587 switch (node->type) {
589 fprintf(stderr, "[error] %s: trying to reparent root node\n", __func__);
593 if (parent->type == NODE_ROOT) {
594 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.event);
599 if (parent->type == NODE_ROOT) {
600 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.stream);
605 if (parent->type == NODE_ROOT) {
606 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.trace);
611 case NODE_CTF_EXPRESSION:
612 return reparent_ctf_expression(node, parent);
613 case NODE_UNARY_EXPRESSION:
614 if (parent->type == NODE_TYPE_DECLARATOR)
615 parent->u.type_declarator.bitfield_len = node;
621 return reparent_typedef(node, parent);
622 case NODE_TYPEALIAS_TARGET:
623 if (parent->type == NODE_TYPEALIAS)
624 parent->u.typealias.target = node;
627 case NODE_TYPEALIAS_ALIAS:
628 if (parent->type == NODE_TYPEALIAS)
629 parent->u.typealias.alias = node;
633 return reparent_typealias(node, parent);
636 if (parent->type == NODE_TYPE_DECLARATOR) {
637 _cds_list_splice_tail(&node->tmp_head, &parent->u.type_declarator.pointers);
641 case NODE_TYPE_DECLARATOR:
642 return reparent_type_declarator(node, parent);
644 case NODE_TYPE_SPECIFIER:
645 case NODE_FLOATING_POINT:
651 return reparent_type_specifier(node, parent);
653 case NODE_ENUMERATOR:
654 if (parent->type == NODE_ENUM) {
655 _cds_list_splice_tail(&node->tmp_head, &parent->u._enum.enumerator_list);
659 case NODE_STRUCT_OR_VARIANT_DECLARATION:
660 switch (parent->type) {
662 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
665 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
674 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
681 void yyerror(struct ctf_scanner *scanner, const char *str)
683 fprintf(stderr, "error %s\n", str);
691 #define reparent_error(scanner, str) \
693 yyerror(scanner, YY_("reparent_error: " str "\n")); \
697 static void free_strings(struct cds_list_head *list)
699 struct gc_string *gstr, *tmp;
701 cds_list_for_each_entry_safe(gstr, tmp, list, gc)
705 static struct ctf_ast *ctf_ast_alloc(void)
709 ast = malloc(sizeof(*ast));
712 memset(ast, 0, sizeof(*ast));
713 CDS_INIT_LIST_HEAD(&ast->allocated_nodes);
714 ast->root.type = NODE_ROOT;
715 CDS_INIT_LIST_HEAD(&ast->root.tmp_head);
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);
725 static void ctf_ast_free(struct ctf_ast *ast)
727 struct ctf_node *node, *tmp;
729 cds_list_for_each_entry_safe(node, tmp, &ast->allocated_nodes, gc)
733 int ctf_scanner_append_ast(struct ctf_scanner *scanner)
735 return yyparse(scanner);
738 struct ctf_scanner *ctf_scanner_alloc(FILE *input)
740 struct ctf_scanner *scanner;
743 scanner = malloc(sizeof(*scanner));
746 memset(scanner, 0, sizeof(*scanner));
748 ret = yylex_init_extra(scanner, &scanner->scanner);
750 fprintf(stderr, "yylex_init error\n");
751 goto cleanup_scanner;
753 yyset_in(input, scanner);
755 scanner->ast = ctf_ast_alloc();
758 init_scope(&scanner->root_scope, NULL);
759 scanner->cs = &scanner->root_scope;
760 CDS_INIT_LIST_HEAD(&scanner->allocated_strings);
765 ret = yylex_destroy(scanner->scanner);
767 fprintf(stderr, "yylex_destroy error\n");
773 void ctf_scanner_free(struct ctf_scanner *scanner)
777 finalize_scope(&scanner->root_scope);
778 free_strings(&scanner->allocated_strings);
779 ctf_ast_free(scanner->ast);
780 ret = yylex_destroy(scanner->scanner);
782 fprintf(stderr, "yylex_destroy error\n");
790 %parse-param {struct ctf_scanner *scanner}
791 %lex-param {struct ctf_scanner *scanner}
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
800 struct gc_string *gs;
805 %type <gs> s_char s_char_sequence c_char c_char_sequence
807 %type <n> postfix_expression unary_expression unary_expression_or_range
809 %type <n> declaration
810 %type <n> event_declaration
811 %type <n> stream_declaration
812 %type <n> trace_declaration
813 %type <n> declaration_specifiers
815 %type <n> type_declarator_list
816 %type <n> abstract_type_declarator_list
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
824 %type <n> specifier_qualifier_list
825 %type <n> struct_or_variant_declarator_list
826 %type <n> struct_or_variant_declarator
827 %type <n> enumerator_list
829 %type <n> abstract_declarator_list
830 %type <n> abstract_declarator
831 %type <n> direct_abstract_declarator
833 %type <n> direct_declarator
834 %type <n> type_declarator
835 %type <n> direct_type_declarator
836 %type <n> abstract_type_declarator
837 %type <n> direct_abstract_type_declarator
839 %type <n> ctf_assignment_expression_list
840 %type <n> ctf_assignment_expression
847 if (set_parent_node($1, &ctf_scanner_get_ast(scanner)->root))
848 reparent_error(scanner, "error reparenting to root");
852 if (set_parent_node($2, &ctf_scanner_get_ast(scanner)->root))
853 reparent_error(scanner, "error reparenting to root");
909 | c_char_sequence c_char
910 { $$ = gc_string_append(scanner, $1, $2); }
918 reparent_error(scanner, "escape sequences not supported yet");
922 /* 1.6 String literals */
927 | s_char_sequence s_char
928 { $$ = gc_string_append(scanner, $1, $2); }
936 reparent_error(scanner, "escape sequences not supported yet");
940 /* 2: Phrase structure grammar */
945 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
946 $$->u.unary_expression.type = UNARY_STRING;
947 $$->u.unary_expression.u.string = yylval.gs->s;
951 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
952 $$->u.unary_expression.type = UNARY_STRING;
953 $$->u.unary_expression.u.string = yylval.gs->s;
957 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
958 $$->u.unary_expression.type = UNARY_STRING;
959 $$->u.unary_expression.u.string = yylval.gs->s;
964 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
965 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
966 sscanf(yylval.gs->s, "%" PRIu64,
967 &$$->u.unary_expression.u.unsigned_constant);
971 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
972 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
973 sscanf(yylval.gs->s, "0%" PRIo64,
974 &$$->u.unary_expression.u.unsigned_constant);
976 | HEXADECIMAL_CONSTANT
978 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
979 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
980 sscanf(yylval.gs->s, "0x%" PRIx64,
981 &$$->u.unary_expression.u.unsigned_constant);
983 | STRING_LITERAL_START DQUOTE
985 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
986 $$->u.unary_expression.type = UNARY_STRING;
987 $$->u.unary_expression.u.string = "";
989 | STRING_LITERAL_START s_char_sequence DQUOTE
991 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
992 $$->u.unary_expression.type = UNARY_STRING;
993 $$->u.unary_expression.u.string = $2->s;
995 | CHARACTER_CONSTANT_START c_char_sequence SQUOTE
997 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
998 $$->u.unary_expression.type = UNARY_STRING;
999 $$->u.unary_expression.u.string = $2->s;
1001 | LPAREN unary_expression RPAREN
1003 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1004 $$->u.unary_expression.type = UNARY_NESTED;
1005 $$->u.unary_expression.u.nested_exp = $2;
1007 | postfix_expression LSBRAC unary_expression RSBRAC
1009 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1010 $$->u.unary_expression.type = UNARY_SBRAC;
1011 $$->u.unary_expression.u.sbrac_exp = $3;
1012 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1013 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1015 | postfix_expression DOT IDENTIFIER
1017 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1018 $$->u.unary_expression.type = UNARY_STRING;
1019 $$->u.unary_expression.u.string = yylval.gs->s;
1020 $$->u.unary_expression.link = UNARY_DOTLINK;
1021 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1022 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1024 | postfix_expression DOT ID_TYPE
1026 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1027 $$->u.unary_expression.type = UNARY_STRING;
1028 $$->u.unary_expression.u.string = yylval.gs->s;
1029 $$->u.unary_expression.link = UNARY_DOTLINK;
1030 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1031 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1033 | postfix_expression RARROW IDENTIFIER
1035 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1036 $$->u.unary_expression.type = UNARY_STRING;
1037 $$->u.unary_expression.u.string = yylval.gs->s;
1038 $$->u.unary_expression.link = UNARY_ARROWLINK;
1039 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1040 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1042 | postfix_expression RARROW ID_TYPE
1044 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1045 $$->u.unary_expression.type = UNARY_STRING;
1046 $$->u.unary_expression.u.string = yylval.gs->s;
1047 $$->u.unary_expression.link = UNARY_ARROWLINK;
1048 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1049 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1056 | PLUS postfix_expression
1058 | MINUS postfix_expression
1061 if ($$->u.unary_expression.type != UNARY_SIGNED_CONSTANT
1062 && $$->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT)
1063 reparent_error(scanner, "expecting numeric constant");
1065 if ($$->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT) {
1066 $$->u.unary_expression.type = UNARY_SIGNED_CONSTANT;
1067 $$->u.unary_expression.u.signed_constant =
1068 -($$->u.unary_expression.u.unsigned_constant);
1070 $$->u.unary_expression.u.signed_constant =
1071 -($$->u.unary_expression.u.signed_constant);
1076 unary_expression_or_range:
1077 unary_expression DOTDOTDOT unary_expression
1080 _cds_list_splice_tail(&($3)->tmp_head, &($$)->tmp_head);
1081 $3->u.unary_expression.link = UNARY_DOTDOTDOT;
1087 /* 2.2: Declarations */
1090 declaration_specifiers SEMICOLON
1094 | stream_declaration
1098 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1100 $$ = make_node(scanner, NODE_TYPEDEF);
1101 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1102 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1103 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
1105 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1107 $$ = make_node(scanner, NODE_TYPEDEF);
1108 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1109 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1111 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
1113 $$ = make_node(scanner, NODE_TYPEDEF);
1114 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1115 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1117 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list SEMICOLON
1119 $$ = make_node(scanner, NODE_TYPEALIAS);
1120 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1121 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1122 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1123 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1124 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1125 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1127 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list SEMICOLON
1129 $$ = make_node(scanner, NODE_TYPEALIAS);
1130 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1131 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1132 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1133 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1134 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1139 event_declaration_begin event_declaration_end
1141 $$ = make_node(scanner, NODE_EVENT);
1143 | event_declaration_begin ctf_assignment_expression_list event_declaration_end
1145 $$ = make_node(scanner, NODE_EVENT);
1146 if (set_parent_node($2, $$))
1147 reparent_error(scanner, "event_declaration");
1151 event_declaration_begin:
1153 { push_scope(scanner); }
1156 event_declaration_end:
1158 { pop_scope(scanner); }
1163 stream_declaration_begin stream_declaration_end
1165 $$ = make_node(scanner, NODE_STREAM);
1167 | stream_declaration_begin ctf_assignment_expression_list stream_declaration_end
1169 $$ = make_node(scanner, NODE_STREAM);
1170 if (set_parent_node($2, $$))
1171 reparent_error(scanner, "stream_declaration");
1175 stream_declaration_begin:
1177 { push_scope(scanner); }
1180 stream_declaration_end:
1182 { pop_scope(scanner); }
1187 trace_declaration_begin trace_declaration_end
1189 $$ = make_node(scanner, NODE_TRACE);
1191 | trace_declaration_begin ctf_assignment_expression_list trace_declaration_end
1193 $$ = make_node(scanner, NODE_TRACE);
1194 if (set_parent_node($2, $$))
1195 reparent_error(scanner, "trace_declaration");
1199 trace_declaration_begin:
1201 { push_scope(scanner); }
1204 trace_declaration_end:
1206 { pop_scope(scanner); }
1209 declaration_specifiers:
1212 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1213 $$->u.type_specifier.type = TYPESPEC_CONST;
1217 | declaration_specifiers CONST
1219 struct ctf_node *node;
1222 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1223 node->u.type_specifier.type = TYPESPEC_CONST;
1224 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1226 | declaration_specifiers type_specifier
1229 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1233 type_declarator_list:
1236 | type_declarator_list COMMA type_declarator
1239 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1243 abstract_type_declarator_list:
1244 abstract_type_declarator
1246 | abstract_type_declarator_list COMMA abstract_type_declarator
1249 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1256 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1257 $$->u.type_specifier.type = TYPESPEC_VOID;
1261 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1262 $$->u.type_specifier.type = TYPESPEC_CHAR;
1266 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1267 $$->u.type_specifier.type = TYPESPEC_SHORT;
1271 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1272 $$->u.type_specifier.type = TYPESPEC_INT;
1276 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1277 $$->u.type_specifier.type = TYPESPEC_LONG;
1281 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1282 $$->u.type_specifier.type = TYPESPEC_FLOAT;
1286 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1287 $$->u.type_specifier.type = TYPESPEC_DOUBLE;
1291 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1292 $$->u.type_specifier.type = TYPESPEC_SIGNED;
1296 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1297 $$->u.type_specifier.type = TYPESPEC_UNSIGNED;
1301 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1302 $$->u.type_specifier.type = TYPESPEC_BOOL;
1306 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1307 $$->u.type_specifier.type = TYPESPEC_COMPLEX;
1311 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1312 $$->u.type_specifier.type = TYPESPEC_ID_TYPE;
1313 $$->u.type_specifier.id_type = yylval.gs->s;
1315 | FLOATING_POINT LBRAC RBRAC
1317 $$ = make_node(scanner, NODE_FLOATING_POINT);
1319 | FLOATING_POINT LBRAC ctf_assignment_expression_list RBRAC
1321 $$ = make_node(scanner, NODE_FLOATING_POINT);
1322 if (set_parent_node($3, $$))
1323 reparent_error(scanner, "floating point reparent error");
1325 | INTEGER LBRAC RBRAC
1327 $$ = make_node(scanner, NODE_INTEGER);
1329 | INTEGER LBRAC ctf_assignment_expression_list RBRAC
1331 $$ = make_node(scanner, NODE_INTEGER);
1332 if (set_parent_node($3, $$))
1333 reparent_error(scanner, "integer reparent error");
1335 | STRING LBRAC RBRAC
1337 $$ = make_node(scanner, NODE_STRING);
1339 | STRING LBRAC ctf_assignment_expression_list RBRAC
1341 $$ = make_node(scanner, NODE_STRING);
1342 if (set_parent_node($3, $$))
1343 reparent_error(scanner, "string reparent error");
1345 | ENUM enum_type_specifier
1347 | VARIANT variant_type_specifier
1349 | STRUCT struct_type_specifier
1353 struct_type_specifier:
1354 struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1356 $$ = make_node(scanner, NODE_STRUCT);
1357 if (set_parent_node($2, $$))
1358 reparent_error(scanner, "struct reparent error");
1360 | IDENTIFIER struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1362 $$ = make_node(scanner, NODE_STRUCT);
1363 $$->u._struct.name = $1->s;
1364 if (set_parent_node($3, $$))
1365 reparent_error(scanner, "struct reparent error");
1367 | ID_TYPE struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1369 $$ = make_node(scanner, NODE_STRUCT);
1370 $$->u._struct.name = $1->s;
1371 if (set_parent_node($3, $$))
1372 reparent_error(scanner, "struct reparent error");
1376 $$ = make_node(scanner, NODE_STRUCT);
1377 $$->u._struct.name = $1->s;
1381 $$ = make_node(scanner, NODE_STRUCT);
1382 $$->u._struct.name = $1->s;
1386 struct_declaration_begin:
1388 { push_scope(scanner); }
1391 struct_declaration_end:
1393 { pop_scope(scanner); }
1396 variant_type_specifier:
1397 variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1399 $$ = make_node(scanner, NODE_VARIANT);
1400 if (set_parent_node($2, $$))
1401 reparent_error(scanner, "variant reparent error");
1403 | LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1405 $$ = make_node(scanner, NODE_VARIANT);
1406 $$->u.variant.choice = $2->s;
1407 if (set_parent_node($5, $$))
1408 reparent_error(scanner, "variant reparent error");
1410 | LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1412 $$ = make_node(scanner, NODE_VARIANT);
1413 $$->u.variant.choice = $2->s;
1414 if (set_parent_node($5, $$))
1415 reparent_error(scanner, "variant reparent error");
1417 | IDENTIFIER variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1419 $$ = make_node(scanner, NODE_VARIANT);
1420 $$->u.variant.name = $1->s;
1421 if (set_parent_node($3, $$))
1422 reparent_error(scanner, "variant reparent error");
1424 | IDENTIFIER LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1426 $$ = make_node(scanner, NODE_VARIANT);
1427 $$->u.variant.name = $1->s;
1428 $$->u.variant.choice = $3->s;
1429 if (set_parent_node($6, $$))
1430 reparent_error(scanner, "variant reparent error");
1432 | IDENTIFIER LT IDENTIFIER GT
1434 $$ = make_node(scanner, NODE_VARIANT);
1435 $$->u.variant.name = $1->s;
1436 $$->u.variant.choice = $3->s;
1438 | IDENTIFIER LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1440 $$ = make_node(scanner, NODE_VARIANT);
1441 $$->u.variant.name = $1->s;
1442 $$->u.variant.choice = $3->s;
1443 if (set_parent_node($6, $$))
1444 reparent_error(scanner, "variant reparent error");
1446 | IDENTIFIER LT ID_TYPE GT
1448 $$ = make_node(scanner, NODE_VARIANT);
1449 $$->u.variant.name = $1->s;
1450 $$->u.variant.choice = $3->s;
1452 | ID_TYPE variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1454 $$ = make_node(scanner, NODE_VARIANT);
1455 $$->u.variant.name = $1->s;
1456 if (set_parent_node($3, $$))
1457 reparent_error(scanner, "variant reparent error");
1459 | ID_TYPE LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1461 $$ = make_node(scanner, NODE_VARIANT);
1462 $$->u.variant.name = $1->s;
1463 $$->u.variant.choice = $3->s;
1464 if (set_parent_node($6, $$))
1465 reparent_error(scanner, "variant reparent error");
1467 | ID_TYPE LT IDENTIFIER GT
1469 $$ = make_node(scanner, NODE_VARIANT);
1470 $$->u.variant.name = $1->s;
1471 $$->u.variant.choice = $3->s;
1473 | ID_TYPE LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1475 $$ = make_node(scanner, NODE_VARIANT);
1476 $$->u.variant.name = $1->s;
1477 $$->u.variant.choice = $3->s;
1478 if (set_parent_node($6, $$))
1479 reparent_error(scanner, "variant reparent error");
1481 | ID_TYPE LT ID_TYPE GT
1483 $$ = make_node(scanner, NODE_VARIANT);
1484 $$->u.variant.name = $1->s;
1485 $$->u.variant.choice = $3->s;
1489 variant_declaration_begin:
1491 { push_scope(scanner); }
1494 variant_declaration_end:
1496 { pop_scope(scanner); }
1499 type_specifier_or_integer_constant:
1500 declaration_specifiers
1504 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1505 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1506 sscanf(yylval.gs->s, "%" PRIu64,
1507 &$$->u.unary_expression.u.unsigned_constant);
1511 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1512 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1513 sscanf(yylval.gs->s, "0%" PRIo64,
1514 &$$->u.unary_expression.u.unsigned_constant);
1516 | HEXADECIMAL_CONSTANT
1518 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1519 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1520 sscanf(yylval.gs->s, "0x%" PRIx64,
1521 &$$->u.unary_expression.u.unsigned_constant);
1525 enum_type_specifier:
1526 LBRAC enumerator_list RBRAC
1528 $$ = make_node(scanner, NODE_ENUM);
1529 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1531 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1533 $$ = make_node(scanner, NODE_ENUM);
1534 $$->u._enum.container_type = $2;
1535 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1537 | IDENTIFIER LBRAC enumerator_list RBRAC
1539 $$ = make_node(scanner, NODE_ENUM);
1540 $$->u._enum.enum_id = $1->s;
1541 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1543 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1545 $$ = make_node(scanner, NODE_ENUM);
1546 $$->u._enum.enum_id = $1->s;
1547 $$->u._enum.container_type = $3;
1548 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1550 | ID_TYPE LBRAC enumerator_list RBRAC
1552 $$ = make_node(scanner, NODE_ENUM);
1553 $$->u._enum.enum_id = $1->s;
1554 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1556 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1558 $$ = make_node(scanner, NODE_ENUM);
1559 $$->u._enum.enum_id = $1->s;
1560 $$->u._enum.container_type = $3;
1561 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1563 | LBRAC enumerator_list COMMA RBRAC
1565 $$ = make_node(scanner, NODE_ENUM);
1566 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1568 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1570 $$ = make_node(scanner, NODE_ENUM);
1571 $$->u._enum.container_type = $2;
1572 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1574 | IDENTIFIER LBRAC enumerator_list COMMA RBRAC
1576 $$ = make_node(scanner, NODE_ENUM);
1577 $$->u._enum.enum_id = $1->s;
1578 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1580 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1582 $$ = make_node(scanner, NODE_ENUM);
1583 $$->u._enum.enum_id = $1->s;
1584 $$->u._enum.container_type = $3;
1585 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1589 $$ = make_node(scanner, NODE_ENUM);
1590 $$->u._enum.enum_id = $1->s;
1592 | IDENTIFIER LT type_specifier_or_integer_constant GT
1594 $$ = make_node(scanner, NODE_ENUM);
1595 $$->u._enum.enum_id = $1->s;
1596 $$->u._enum.container_type = $3;
1598 | ID_TYPE LBRAC enumerator_list COMMA RBRAC
1600 $$ = make_node(scanner, NODE_ENUM);
1601 $$->u._enum.enum_id = $1->s;
1602 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1604 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1606 $$ = make_node(scanner, NODE_ENUM);
1607 $$->u._enum.enum_id = $1->s;
1608 $$->u._enum.container_type = $3;
1609 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1613 $$ = make_node(scanner, NODE_ENUM);
1614 $$->u._enum.enum_id = $1->s;
1616 | ID_TYPE LT type_specifier_or_integer_constant GT
1618 $$ = make_node(scanner, NODE_ENUM);
1619 $$->u._enum.enum_id = $1->s;
1620 $$->u._enum.container_type = $3;
1624 struct_or_variant_declaration_list:
1627 | struct_or_variant_declaration_list struct_or_variant_declaration
1631 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1634 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1639 struct_or_variant_declaration:
1640 specifier_qualifier_list struct_or_variant_declarator_list SEMICOLON
1642 $$ = make_node(scanner, NODE_STRUCT_OR_VARIANT_DECLARATION);
1643 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.struct_or_variant_declaration.declaration_specifier);
1644 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.struct_or_variant_declaration.type_declarators);
1646 | specifier_qualifier_list TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON
1648 $$ = make_node(scanner, NODE_TYPEDEF);
1649 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1650 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1651 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
1653 | TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON
1655 $$ = make_node(scanner, NODE_TYPEDEF);
1656 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1657 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1659 | specifier_qualifier_list TYPEDEF type_declarator_list SEMICOLON
1661 $$ = make_node(scanner, NODE_TYPEDEF);
1662 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1663 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1665 | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON specifier_qualifier_list abstract_type_declarator_list SEMICOLON
1667 $$ = make_node(scanner, NODE_TYPEALIAS);
1668 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1669 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1670 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1671 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1672 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1673 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1675 | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON type_declarator_list SEMICOLON
1677 $$ = make_node(scanner, NODE_TYPEALIAS);
1678 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1679 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1680 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1681 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1682 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1686 specifier_qualifier_list:
1689 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1690 $$->u.type_specifier.type = TYPESPEC_CONST;
1694 | specifier_qualifier_list CONST
1696 struct ctf_node *node;
1699 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1700 node->u.type_specifier.type = TYPESPEC_CONST;
1701 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1703 | specifier_qualifier_list type_specifier
1706 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1710 struct_or_variant_declarator_list:
1711 struct_or_variant_declarator
1713 | struct_or_variant_declarator_list COMMA struct_or_variant_declarator
1716 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1720 struct_or_variant_declarator:
1723 | COLON unary_expression
1725 | declarator COLON unary_expression
1728 if (set_parent_node($3, $1))
1729 reparent_error(scanner, "struct_or_variant_declarator");
1736 | enumerator_list COMMA enumerator
1739 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1746 $$ = make_node(scanner, NODE_ENUMERATOR);
1747 $$->u.enumerator.id = $1->s;
1751 $$ = make_node(scanner, NODE_ENUMERATOR);
1752 $$->u.enumerator.id = $1->s;
1756 $$ = make_node(scanner, NODE_ENUMERATOR);
1757 $$->u.enumerator.id = $1->s;
1759 | STRING_LITERAL_START DQUOTE
1761 $$ = make_node(scanner, NODE_ENUMERATOR);
1762 $$->u.enumerator.id = "";
1764 | STRING_LITERAL_START s_char_sequence DQUOTE
1766 $$ = make_node(scanner, NODE_ENUMERATOR);
1767 $$->u.enumerator.id = $2->s;
1769 | IDENTIFIER EQUAL unary_expression_or_range
1771 $$ = make_node(scanner, NODE_ENUMERATOR);
1772 $$->u.enumerator.id = $1->s;
1773 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1775 | ID_TYPE EQUAL unary_expression_or_range
1777 $$ = make_node(scanner, NODE_ENUMERATOR);
1778 $$->u.enumerator.id = $1->s;
1779 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1781 | keywords EQUAL unary_expression_or_range
1783 $$ = make_node(scanner, NODE_ENUMERATOR);
1784 $$->u.enumerator.id = $1->s;
1785 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1787 | STRING_LITERAL_START DQUOTE EQUAL unary_expression_or_range
1789 $$ = make_node(scanner, NODE_ENUMERATOR);
1790 $$->u.enumerator.id = "";
1791 cds_list_splice(&($4)->tmp_head, &($$)->u.enumerator.values);
1793 | STRING_LITERAL_START s_char_sequence DQUOTE EQUAL unary_expression_or_range
1795 $$ = make_node(scanner, NODE_ENUMERATOR);
1796 $$->u.enumerator.id = $2->s;
1797 cds_list_splice(&($5)->tmp_head, &($$)->u.enumerator.values);
1801 abstract_declarator_list:
1804 | abstract_declarator_list COMMA abstract_declarator
1807 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1811 abstract_declarator:
1812 direct_abstract_declarator
1814 | pointer direct_abstract_declarator
1817 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1821 direct_abstract_declarator:
1824 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1825 $$->u.type_declarator.type = TYPEDEC_ID;
1830 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1831 $$->u.type_declarator.type = TYPEDEC_ID;
1832 $$->u.type_declarator.u.id = $1->s;
1834 | LPAREN abstract_declarator RPAREN
1836 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1837 $$->u.type_declarator.type = TYPEDEC_NESTED;
1838 $$->u.type_declarator.u.nested.type_declarator = $2;
1840 | direct_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1842 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1843 $$->u.type_declarator.type = TYPEDEC_NESTED;
1844 $$->u.type_declarator.u.nested.type_declarator = $1;
1845 $$->u.type_declarator.u.nested.length = $3;
1847 | direct_abstract_declarator LSBRAC RSBRAC
1849 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1850 $$->u.type_declarator.type = TYPEDEC_NESTED;
1851 $$->u.type_declarator.u.nested.type_declarator = $1;
1852 $$->u.type_declarator.u.nested.abstract_array = 1;
1859 | pointer direct_declarator
1862 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1869 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1870 $$->u.type_declarator.type = TYPEDEC_ID;
1871 $$->u.type_declarator.u.id = $1->s;
1873 | LPAREN declarator RPAREN
1875 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1876 $$->u.type_declarator.type = TYPEDEC_NESTED;
1877 $$->u.type_declarator.u.nested.type_declarator = $2;
1879 | direct_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1881 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1882 $$->u.type_declarator.type = TYPEDEC_NESTED;
1883 $$->u.type_declarator.u.nested.type_declarator = $1;
1884 $$->u.type_declarator.u.nested.length = $3;
1889 direct_type_declarator
1891 | pointer direct_type_declarator
1894 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1898 direct_type_declarator:
1901 add_type(scanner, $1);
1902 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1903 $$->u.type_declarator.type = TYPEDEC_ID;
1904 $$->u.type_declarator.u.id = $1->s;
1906 | LPAREN type_declarator RPAREN
1908 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1909 $$->u.type_declarator.type = TYPEDEC_NESTED;
1910 $$->u.type_declarator.u.nested.type_declarator = $2;
1912 | direct_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1914 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1915 $$->u.type_declarator.type = TYPEDEC_NESTED;
1916 $$->u.type_declarator.u.nested.type_declarator = $1;
1917 $$->u.type_declarator.u.nested.length = $3;
1921 abstract_type_declarator:
1922 direct_abstract_type_declarator
1924 | pointer direct_abstract_type_declarator
1927 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1931 direct_abstract_type_declarator:
1934 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1935 $$->u.type_declarator.type = TYPEDEC_ID;
1940 add_type(scanner, $1);
1941 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1942 $$->u.type_declarator.type = TYPEDEC_ID;
1943 $$->u.type_declarator.u.id = $1->s;
1945 | LPAREN abstract_type_declarator RPAREN
1947 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1948 $$->u.type_declarator.type = TYPEDEC_NESTED;
1949 $$->u.type_declarator.u.nested.type_declarator = $2;
1951 | direct_abstract_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1953 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1954 $$->u.type_declarator.type = TYPEDEC_NESTED;
1955 $$->u.type_declarator.u.nested.type_declarator = $1;
1956 $$->u.type_declarator.u.nested.length = $3;
1958 | direct_abstract_type_declarator LSBRAC RSBRAC
1960 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1961 $$->u.type_declarator.type = TYPEDEC_NESTED;
1962 $$->u.type_declarator.u.nested.type_declarator = $1;
1963 $$->u.type_declarator.u.nested.abstract_array = 1;
1970 $$ = make_node(scanner, NODE_POINTER);
1974 $$ = make_node(scanner, NODE_POINTER);
1975 cds_list_splice(&($2)->tmp_head, &($$)->tmp_head);
1977 | STAR type_qualifier_list pointer
1979 $$ = make_node(scanner, NODE_POINTER);
1980 $$->u.pointer.const_qualifier = 1;
1981 cds_list_splice(&($3)->tmp_head, &($$)->tmp_head);
1985 type_qualifier_list:
1986 /* pointer assumes only const type qualifier */
1988 | type_qualifier_list CONST
1991 /* 2.3: CTF-specific declarations */
1993 ctf_assignment_expression_list:
1994 ctf_assignment_expression SEMICOLON
1996 | ctf_assignment_expression_list ctf_assignment_expression SEMICOLON
1999 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
2003 ctf_assignment_expression:
2004 unary_expression EQUAL unary_expression
2007 * Because we have left and right, cannot use
2010 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2011 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2012 if ($1->u.unary_expression.type != UNARY_STRING)
2013 reparent_error(scanner, "ctf_assignment_expression left expects string");
2014 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2016 | unary_expression TYPEASSIGN type_specifier
2019 * Because we have left and right, cannot use
2022 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2023 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2024 if ($1->u.unary_expression.type != UNARY_STRING)
2025 reparent_error(scanner, "ctf_assignment_expression left expects string");
2026 cds_list_add(&($3)->siblings, &($3)->tmp_head);
2027 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2029 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list
2031 $$ = make_node(scanner, NODE_TYPEDEF);
2032 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
2033 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2034 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
2036 | TYPEDEF declaration_specifiers type_declarator_list
2038 $$ = make_node(scanner, NODE_TYPEDEF);
2039 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
2040 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2042 | declaration_specifiers TYPEDEF type_declarator_list
2044 $$ = make_node(scanner, NODE_TYPEDEF);
2045 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2046 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2048 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list
2050 $$ = make_node(scanner, NODE_TYPEALIAS);
2051 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
2052 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
2053 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
2054 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
2055 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
2056 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
2058 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list
2060 $$ = make_node(scanner, NODE_TYPEALIAS);
2061 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
2062 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
2063 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
2064 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
2065 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);