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
814 %type <n> alias_declaration_specifiers
816 %type <n> 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> struct_or_variant_declarator_list
825 %type <n> struct_or_variant_declarator
826 %type <n> enumerator_list
828 %type <n> abstract_declarator_list
829 %type <n> abstract_declarator
830 %type <n> direct_abstract_declarator
831 %type <n> alias_abstract_declarator_list
832 %type <n> alias_abstract_declarator
833 %type <n> direct_alias_abstract_declarator
835 %type <n> direct_declarator
836 %type <n> type_declarator
837 %type <n> direct_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");
911 | c_char_sequence c_char
912 { $$ = gc_string_append(scanner, $1, $2); }
920 reparent_error(scanner, "escape sequences not supported yet");
924 /* 1.6 String literals */
929 | s_char_sequence s_char
930 { $$ = gc_string_append(scanner, $1, $2); }
938 reparent_error(scanner, "escape sequences not supported yet");
942 /* 2: Phrase structure grammar */
947 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
948 $$->u.unary_expression.type = UNARY_STRING;
949 $$->u.unary_expression.u.string = yylval.gs->s;
953 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
954 $$->u.unary_expression.type = UNARY_STRING;
955 $$->u.unary_expression.u.string = yylval.gs->s;
959 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
960 $$->u.unary_expression.type = UNARY_STRING;
961 $$->u.unary_expression.u.string = yylval.gs->s;
966 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
967 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
968 sscanf(yylval.gs->s, "%" PRIu64,
969 &$$->u.unary_expression.u.unsigned_constant);
973 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
974 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
975 sscanf(yylval.gs->s, "0%" PRIo64,
976 &$$->u.unary_expression.u.unsigned_constant);
978 | HEXADECIMAL_CONSTANT
980 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
981 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
982 sscanf(yylval.gs->s, "0x%" PRIx64,
983 &$$->u.unary_expression.u.unsigned_constant);
985 | STRING_LITERAL_START DQUOTE
987 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
988 $$->u.unary_expression.type = UNARY_STRING;
989 $$->u.unary_expression.u.string = "";
991 | STRING_LITERAL_START s_char_sequence DQUOTE
993 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
994 $$->u.unary_expression.type = UNARY_STRING;
995 $$->u.unary_expression.u.string = $2->s;
997 | CHARACTER_CONSTANT_START c_char_sequence SQUOTE
999 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1000 $$->u.unary_expression.type = UNARY_STRING;
1001 $$->u.unary_expression.u.string = $2->s;
1003 | LPAREN unary_expression RPAREN
1005 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1006 $$->u.unary_expression.type = UNARY_NESTED;
1007 $$->u.unary_expression.u.nested_exp = $2;
1009 | postfix_expression LSBRAC unary_expression RSBRAC
1011 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1012 $$->u.unary_expression.type = UNARY_SBRAC;
1013 $$->u.unary_expression.u.sbrac_exp = $3;
1014 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1015 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1017 | postfix_expression DOT IDENTIFIER
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;
1023 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1024 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1026 | postfix_expression DOT ID_TYPE
1028 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1029 $$->u.unary_expression.type = UNARY_STRING;
1030 $$->u.unary_expression.u.string = yylval.gs->s;
1031 $$->u.unary_expression.link = UNARY_DOTLINK;
1032 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1033 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1035 | postfix_expression RARROW IDENTIFIER
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;
1041 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1042 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1044 | postfix_expression RARROW ID_TYPE
1046 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1047 $$->u.unary_expression.type = UNARY_STRING;
1048 $$->u.unary_expression.u.string = yylval.gs->s;
1049 $$->u.unary_expression.link = UNARY_ARROWLINK;
1050 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1051 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1058 | PLUS postfix_expression
1060 | MINUS postfix_expression
1063 if ($$->u.unary_expression.type != UNARY_SIGNED_CONSTANT
1064 && $$->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT)
1065 reparent_error(scanner, "expecting numeric constant");
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);
1072 $$->u.unary_expression.u.signed_constant =
1073 -($$->u.unary_expression.u.signed_constant);
1078 unary_expression_or_range:
1079 unary_expression DOTDOTDOT unary_expression
1082 _cds_list_splice_tail(&($3)->tmp_head, &($$)->tmp_head);
1083 $3->u.unary_expression.link = UNARY_DOTDOTDOT;
1089 /* 2.2: Declarations */
1092 declaration_specifiers SEMICOLON
1096 | stream_declaration
1100 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1102 $$ = make_node(scanner, NODE_TYPEDEF);
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, &($$)->u._typedef.type_declarators);
1107 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1109 $$ = make_node(scanner, NODE_TYPEDEF);
1110 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1111 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1113 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
1115 $$ = make_node(scanner, NODE_TYPEDEF);
1116 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1117 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1119 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list SEMICOLON
1121 $$ = 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);
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);
1132 event_declaration_begin event_declaration_end
1134 $$ = make_node(scanner, NODE_EVENT);
1136 | event_declaration_begin ctf_assignment_expression_list event_declaration_end
1138 $$ = make_node(scanner, NODE_EVENT);
1139 if (set_parent_node($2, $$))
1140 reparent_error(scanner, "event_declaration");
1144 event_declaration_begin:
1146 { push_scope(scanner); }
1149 event_declaration_end:
1151 { pop_scope(scanner); }
1156 stream_declaration_begin stream_declaration_end
1158 $$ = make_node(scanner, NODE_STREAM);
1160 | stream_declaration_begin ctf_assignment_expression_list stream_declaration_end
1162 $$ = make_node(scanner, NODE_STREAM);
1163 if (set_parent_node($2, $$))
1164 reparent_error(scanner, "stream_declaration");
1168 stream_declaration_begin:
1170 { push_scope(scanner); }
1173 stream_declaration_end:
1175 { pop_scope(scanner); }
1180 trace_declaration_begin trace_declaration_end
1182 $$ = make_node(scanner, NODE_TRACE);
1184 | trace_declaration_begin ctf_assignment_expression_list trace_declaration_end
1186 $$ = make_node(scanner, NODE_TRACE);
1187 if (set_parent_node($2, $$))
1188 reparent_error(scanner, "trace_declaration");
1192 trace_declaration_begin:
1194 { push_scope(scanner); }
1197 trace_declaration_end:
1199 { pop_scope(scanner); }
1202 declaration_specifiers:
1205 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1206 $$->u.type_specifier.type = TYPESPEC_CONST;
1210 | declaration_specifiers CONST
1212 struct ctf_node *node;
1215 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1216 node->u.type_specifier.type = TYPESPEC_CONST;
1217 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1219 | declaration_specifiers type_specifier
1222 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1226 type_declarator_list:
1229 | type_declarator_list COMMA type_declarator
1232 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1239 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1240 $$->u.type_specifier.type = TYPESPEC_VOID;
1244 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1245 $$->u.type_specifier.type = TYPESPEC_CHAR;
1249 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1250 $$->u.type_specifier.type = TYPESPEC_SHORT;
1254 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1255 $$->u.type_specifier.type = TYPESPEC_INT;
1259 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1260 $$->u.type_specifier.type = TYPESPEC_LONG;
1264 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1265 $$->u.type_specifier.type = TYPESPEC_FLOAT;
1269 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1270 $$->u.type_specifier.type = TYPESPEC_DOUBLE;
1274 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1275 $$->u.type_specifier.type = TYPESPEC_SIGNED;
1279 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1280 $$->u.type_specifier.type = TYPESPEC_UNSIGNED;
1284 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1285 $$->u.type_specifier.type = TYPESPEC_BOOL;
1289 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1290 $$->u.type_specifier.type = TYPESPEC_COMPLEX;
1294 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1295 $$->u.type_specifier.type = TYPESPEC_IMAGINARY;
1299 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1300 $$->u.type_specifier.type = TYPESPEC_ID_TYPE;
1301 $$->u.type_specifier.id_type = yylval.gs->s;
1303 | FLOATING_POINT LBRAC RBRAC
1305 $$ = make_node(scanner, NODE_FLOATING_POINT);
1307 | FLOATING_POINT LBRAC ctf_assignment_expression_list RBRAC
1309 $$ = make_node(scanner, NODE_FLOATING_POINT);
1310 if (set_parent_node($3, $$))
1311 reparent_error(scanner, "floating point reparent error");
1313 | INTEGER LBRAC RBRAC
1315 $$ = make_node(scanner, NODE_INTEGER);
1317 | INTEGER LBRAC ctf_assignment_expression_list RBRAC
1319 $$ = make_node(scanner, NODE_INTEGER);
1320 if (set_parent_node($3, $$))
1321 reparent_error(scanner, "integer reparent error");
1323 | STRING LBRAC RBRAC
1325 $$ = make_node(scanner, NODE_STRING);
1327 | STRING LBRAC ctf_assignment_expression_list RBRAC
1329 $$ = make_node(scanner, NODE_STRING);
1330 if (set_parent_node($3, $$))
1331 reparent_error(scanner, "string reparent error");
1333 | ENUM enum_type_specifier
1335 | VARIANT variant_type_specifier
1337 | STRUCT struct_type_specifier
1341 struct_type_specifier:
1342 struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1344 $$ = make_node(scanner, NODE_STRUCT);
1345 $$->u._struct.has_body = 1;
1346 if (set_parent_node($2, $$))
1347 reparent_error(scanner, "struct reparent error");
1349 | IDENTIFIER struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1351 $$ = make_node(scanner, NODE_STRUCT);
1352 $$->u._struct.has_body = 1;
1353 $$->u._struct.name = $1->s;
1354 if (set_parent_node($3, $$))
1355 reparent_error(scanner, "struct reparent error");
1357 | ID_TYPE struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1359 $$ = make_node(scanner, NODE_STRUCT);
1360 $$->u._struct.has_body = 1;
1361 $$->u._struct.name = $1->s;
1362 if (set_parent_node($3, $$))
1363 reparent_error(scanner, "struct reparent error");
1367 $$ = make_node(scanner, NODE_STRUCT);
1368 $$->u._struct.has_body = 0;
1369 $$->u._struct.name = $1->s;
1373 $$ = make_node(scanner, NODE_STRUCT);
1374 $$->u._struct.has_body = 0;
1375 $$->u._struct.name = $1->s;
1379 struct_declaration_begin:
1381 { push_scope(scanner); }
1384 struct_declaration_end:
1386 { pop_scope(scanner); }
1389 variant_type_specifier:
1390 variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1392 $$ = make_node(scanner, NODE_VARIANT);
1393 $$->u.variant.has_body = 1;
1394 if (set_parent_node($2, $$))
1395 reparent_error(scanner, "variant reparent error");
1397 | LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1399 $$ = make_node(scanner, NODE_VARIANT);
1400 $$->u.variant.has_body = 1;
1401 $$->u.variant.choice = $2->s;
1402 if (set_parent_node($5, $$))
1403 reparent_error(scanner, "variant reparent error");
1405 | LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1407 $$ = make_node(scanner, NODE_VARIANT);
1408 $$->u.variant.has_body = 1;
1409 $$->u.variant.choice = $2->s;
1410 if (set_parent_node($5, $$))
1411 reparent_error(scanner, "variant reparent error");
1413 | IDENTIFIER variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1415 $$ = make_node(scanner, NODE_VARIANT);
1416 $$->u.variant.has_body = 1;
1417 $$->u.variant.name = $1->s;
1418 if (set_parent_node($3, $$))
1419 reparent_error(scanner, "variant reparent error");
1421 | IDENTIFIER LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1423 $$ = make_node(scanner, NODE_VARIANT);
1424 $$->u.variant.has_body = 1;
1425 $$->u.variant.name = $1->s;
1426 $$->u.variant.choice = $3->s;
1427 if (set_parent_node($6, $$))
1428 reparent_error(scanner, "variant reparent error");
1430 | IDENTIFIER LT IDENTIFIER GT
1432 $$ = make_node(scanner, NODE_VARIANT);
1433 $$->u.variant.has_body = 0;
1434 $$->u.variant.name = $1->s;
1435 $$->u.variant.choice = $3->s;
1437 | IDENTIFIER LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1439 $$ = make_node(scanner, NODE_VARIANT);
1440 $$->u.variant.has_body = 1;
1441 $$->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.has_body = 0;
1450 $$->u.variant.name = $1->s;
1451 $$->u.variant.choice = $3->s;
1453 | ID_TYPE variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1455 $$ = make_node(scanner, NODE_VARIANT);
1456 $$->u.variant.has_body = 1;
1457 $$->u.variant.name = $1->s;
1458 if (set_parent_node($3, $$))
1459 reparent_error(scanner, "variant reparent error");
1461 | ID_TYPE LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1463 $$ = make_node(scanner, NODE_VARIANT);
1464 $$->u.variant.has_body = 1;
1465 $$->u.variant.name = $1->s;
1466 $$->u.variant.choice = $3->s;
1467 if (set_parent_node($6, $$))
1468 reparent_error(scanner, "variant reparent error");
1470 | ID_TYPE LT IDENTIFIER GT
1472 $$ = make_node(scanner, NODE_VARIANT);
1473 $$->u.variant.has_body = 0;
1474 $$->u.variant.name = $1->s;
1475 $$->u.variant.choice = $3->s;
1477 | ID_TYPE LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1479 $$ = make_node(scanner, NODE_VARIANT);
1480 $$->u.variant.has_body = 1;
1481 $$->u.variant.name = $1->s;
1482 $$->u.variant.choice = $3->s;
1483 if (set_parent_node($6, $$))
1484 reparent_error(scanner, "variant reparent error");
1486 | ID_TYPE LT ID_TYPE GT
1488 $$ = make_node(scanner, NODE_VARIANT);
1489 $$->u.variant.has_body = 0;
1490 $$->u.variant.name = $1->s;
1491 $$->u.variant.choice = $3->s;
1495 variant_declaration_begin:
1497 { push_scope(scanner); }
1500 variant_declaration_end:
1502 { pop_scope(scanner); }
1505 type_specifier_or_integer_constant:
1506 declaration_specifiers
1510 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1511 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1512 sscanf(yylval.gs->s, "%" PRIu64,
1513 &$$->u.unary_expression.u.unsigned_constant);
1517 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1518 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1519 sscanf(yylval.gs->s, "0%" PRIo64,
1520 &$$->u.unary_expression.u.unsigned_constant);
1522 | HEXADECIMAL_CONSTANT
1524 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1525 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1526 sscanf(yylval.gs->s, "0x%" PRIx64,
1527 &$$->u.unary_expression.u.unsigned_constant);
1531 enum_type_specifier:
1532 LBRAC enumerator_list RBRAC
1534 $$ = make_node(scanner, NODE_ENUM);
1535 $$->u._enum.has_body = 1;
1536 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1538 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1540 $$ = make_node(scanner, NODE_ENUM);
1541 $$->u._enum.has_body = 1;
1542 $$->u._enum.container_type = $2;
1543 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1545 | IDENTIFIER LBRAC enumerator_list RBRAC
1547 $$ = make_node(scanner, NODE_ENUM);
1548 $$->u._enum.has_body = 1;
1549 $$->u._enum.enum_id = $1->s;
1550 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1552 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1554 $$ = make_node(scanner, NODE_ENUM);
1555 $$->u._enum.has_body = 1;
1556 $$->u._enum.enum_id = $1->s;
1557 $$->u._enum.container_type = $3;
1558 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1560 | ID_TYPE LBRAC enumerator_list RBRAC
1562 $$ = make_node(scanner, NODE_ENUM);
1563 $$->u._enum.has_body = 1;
1564 $$->u._enum.enum_id = $1->s;
1565 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1567 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1569 $$ = make_node(scanner, NODE_ENUM);
1570 $$->u._enum.has_body = 1;
1571 $$->u._enum.enum_id = $1->s;
1572 $$->u._enum.container_type = $3;
1573 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1575 | LBRAC enumerator_list COMMA RBRAC
1577 $$ = make_node(scanner, NODE_ENUM);
1578 $$->u._enum.has_body = 1;
1579 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1581 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1583 $$ = make_node(scanner, NODE_ENUM);
1584 $$->u._enum.has_body = 1;
1585 $$->u._enum.container_type = $2;
1586 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1588 | IDENTIFIER LBRAC enumerator_list COMMA RBRAC
1590 $$ = make_node(scanner, NODE_ENUM);
1591 $$->u._enum.has_body = 1;
1592 $$->u._enum.enum_id = $1->s;
1593 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1595 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1597 $$ = make_node(scanner, NODE_ENUM);
1598 $$->u._enum.has_body = 1;
1599 $$->u._enum.enum_id = $1->s;
1600 $$->u._enum.container_type = $3;
1601 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1605 $$ = make_node(scanner, NODE_ENUM);
1606 $$->u._enum.has_body = 0;
1607 $$->u._enum.enum_id = $1->s;
1609 | IDENTIFIER LT type_specifier_or_integer_constant GT
1611 $$ = make_node(scanner, NODE_ENUM);
1612 $$->u._enum.has_body = 0;
1613 $$->u._enum.enum_id = $1->s;
1614 $$->u._enum.container_type = $3;
1616 | ID_TYPE LBRAC enumerator_list COMMA RBRAC
1618 $$ = make_node(scanner, NODE_ENUM);
1619 $$->u._enum.has_body = 1;
1620 $$->u._enum.enum_id = $1->s;
1621 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1623 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1625 $$ = make_node(scanner, NODE_ENUM);
1626 $$->u._enum.has_body = 1;
1627 $$->u._enum.enum_id = $1->s;
1628 $$->u._enum.container_type = $3;
1629 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1633 $$ = make_node(scanner, NODE_ENUM);
1634 $$->u._enum.has_body = 0;
1635 $$->u._enum.enum_id = $1->s;
1637 | ID_TYPE LT type_specifier_or_integer_constant GT
1639 $$ = make_node(scanner, NODE_ENUM);
1640 $$->u._enum.has_body = 0;
1641 $$->u._enum.enum_id = $1->s;
1642 $$->u._enum.container_type = $3;
1646 struct_or_variant_declaration_list:
1649 | struct_or_variant_declaration_list struct_or_variant_declaration
1653 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1656 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1661 struct_or_variant_declaration:
1662 declaration_specifiers struct_or_variant_declarator_list SEMICOLON
1664 $$ = make_node(scanner, NODE_STRUCT_OR_VARIANT_DECLARATION);
1665 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.struct_or_variant_declaration.declaration_specifier);
1666 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.struct_or_variant_declaration.type_declarators);
1668 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1670 $$ = make_node(scanner, NODE_TYPEDEF);
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, &($$)->u._typedef.type_declarators);
1675 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1677 $$ = make_node(scanner, NODE_TYPEDEF);
1678 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1679 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1681 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
1683 $$ = make_node(scanner, NODE_TYPEDEF);
1684 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1685 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1687 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list SEMICOLON
1689 $$ = 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);
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);
1699 alias_declaration_specifiers:
1702 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1703 $$->u.type_specifier.type = TYPESPEC_CONST;
1709 add_type(scanner, $1);
1710 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1711 ($$)->u.type_specifier.type = TYPESPEC_ID_TYPE;
1712 ($$)->u.type_specifier.id_type = yylval.gs->s;
1714 | alias_declaration_specifiers CONST
1716 struct ctf_node *node;
1719 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1720 node->u.type_specifier.type = TYPESPEC_CONST;
1721 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1723 | alias_declaration_specifiers type_specifier
1726 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1728 | alias_declaration_specifiers IDENTIFIER
1730 struct ctf_node *node;
1732 add_type(scanner, $2);
1734 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1735 node->u.type_specifier.type = TYPESPEC_ID_TYPE;
1736 node->u.type_specifier.id_type = yylval.gs->s;
1737 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1741 struct_or_variant_declarator_list:
1742 struct_or_variant_declarator
1744 | struct_or_variant_declarator_list COMMA struct_or_variant_declarator
1747 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1751 struct_or_variant_declarator:
1754 | COLON unary_expression
1756 | declarator COLON unary_expression
1759 if (set_parent_node($3, $1))
1760 reparent_error(scanner, "struct_or_variant_declarator");
1767 | enumerator_list COMMA enumerator
1770 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1777 $$ = make_node(scanner, NODE_ENUMERATOR);
1778 $$->u.enumerator.id = $1->s;
1782 $$ = make_node(scanner, NODE_ENUMERATOR);
1783 $$->u.enumerator.id = $1->s;
1787 $$ = make_node(scanner, NODE_ENUMERATOR);
1788 $$->u.enumerator.id = $1->s;
1790 | STRING_LITERAL_START DQUOTE
1792 $$ = make_node(scanner, NODE_ENUMERATOR);
1793 $$->u.enumerator.id = "";
1795 | STRING_LITERAL_START s_char_sequence DQUOTE
1797 $$ = make_node(scanner, NODE_ENUMERATOR);
1798 $$->u.enumerator.id = $2->s;
1800 | IDENTIFIER EQUAL unary_expression_or_range
1802 $$ = make_node(scanner, NODE_ENUMERATOR);
1803 $$->u.enumerator.id = $1->s;
1804 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1806 | ID_TYPE EQUAL unary_expression_or_range
1808 $$ = make_node(scanner, NODE_ENUMERATOR);
1809 $$->u.enumerator.id = $1->s;
1810 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1812 | keywords EQUAL unary_expression_or_range
1814 $$ = make_node(scanner, NODE_ENUMERATOR);
1815 $$->u.enumerator.id = $1->s;
1816 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1818 | STRING_LITERAL_START DQUOTE EQUAL unary_expression_or_range
1820 $$ = make_node(scanner, NODE_ENUMERATOR);
1821 $$->u.enumerator.id = "";
1822 cds_list_splice(&($4)->tmp_head, &($$)->u.enumerator.values);
1824 | STRING_LITERAL_START s_char_sequence DQUOTE EQUAL unary_expression_or_range
1826 $$ = make_node(scanner, NODE_ENUMERATOR);
1827 $$->u.enumerator.id = $2->s;
1828 cds_list_splice(&($5)->tmp_head, &($$)->u.enumerator.values);
1832 abstract_declarator_list:
1835 | abstract_declarator_list COMMA abstract_declarator
1838 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1842 abstract_declarator:
1843 direct_abstract_declarator
1845 | pointer direct_abstract_declarator
1848 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1852 direct_abstract_declarator:
1855 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1856 $$->u.type_declarator.type = TYPEDEC_ID;
1861 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1862 $$->u.type_declarator.type = TYPEDEC_ID;
1863 $$->u.type_declarator.u.id = $1->s;
1865 | LPAREN abstract_declarator RPAREN
1867 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1868 $$->u.type_declarator.type = TYPEDEC_NESTED;
1869 $$->u.type_declarator.u.nested.type_declarator = $2;
1871 | direct_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1873 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1874 $$->u.type_declarator.type = TYPEDEC_NESTED;
1875 $$->u.type_declarator.u.nested.type_declarator = $1;
1876 $$->u.type_declarator.u.nested.length = $3;
1878 | direct_abstract_declarator LSBRAC RSBRAC
1880 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1881 $$->u.type_declarator.type = TYPEDEC_NESTED;
1882 $$->u.type_declarator.u.nested.type_declarator = $1;
1883 $$->u.type_declarator.u.nested.abstract_array = 1;
1887 alias_abstract_declarator_list:
1888 alias_abstract_declarator
1890 | alias_abstract_declarator_list COMMA alias_abstract_declarator
1893 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1897 alias_abstract_declarator:
1898 direct_alias_abstract_declarator
1900 | pointer direct_alias_abstract_declarator
1903 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1907 direct_alias_abstract_declarator:
1910 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1911 $$->u.type_declarator.type = TYPEDEC_ID;
1914 | LPAREN alias_abstract_declarator RPAREN
1916 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1917 $$->u.type_declarator.type = TYPEDEC_NESTED;
1918 $$->u.type_declarator.u.nested.type_declarator = $2;
1920 | direct_alias_abstract_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
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;
1927 | direct_alias_abstract_declarator LSBRAC RSBRAC
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;
1939 | pointer direct_declarator
1942 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1949 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1950 $$->u.type_declarator.type = TYPEDEC_ID;
1951 $$->u.type_declarator.u.id = $1->s;
1953 | LPAREN declarator RPAREN
1955 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1956 $$->u.type_declarator.type = TYPEDEC_NESTED;
1957 $$->u.type_declarator.u.nested.type_declarator = $2;
1959 | direct_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
1961 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1962 $$->u.type_declarator.type = TYPEDEC_NESTED;
1963 $$->u.type_declarator.u.nested.type_declarator = $1;
1964 $$->u.type_declarator.u.nested.length = $3;
1969 direct_type_declarator
1971 | pointer direct_type_declarator
1974 cds_list_splice(&($1)->tmp_head, &($$)->u.type_declarator.pointers);
1978 direct_type_declarator:
1981 add_type(scanner, $1);
1982 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1983 $$->u.type_declarator.type = TYPEDEC_ID;
1984 $$->u.type_declarator.u.id = $1->s;
1986 | LPAREN type_declarator RPAREN
1988 $$ = make_node(scanner, NODE_TYPE_DECLARATOR);
1989 $$->u.type_declarator.type = TYPEDEC_NESTED;
1990 $$->u.type_declarator.u.nested.type_declarator = $2;
1992 | direct_type_declarator LSBRAC type_specifier_or_integer_constant RSBRAC
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;
2004 $$ = make_node(scanner, NODE_POINTER);
2008 $$ = make_node(scanner, NODE_POINTER);
2009 cds_list_splice(&($2)->tmp_head, &($$)->tmp_head);
2011 | STAR type_qualifier_list pointer
2013 $$ = make_node(scanner, NODE_POINTER);
2014 $$->u.pointer.const_qualifier = 1;
2015 cds_list_splice(&($3)->tmp_head, &($$)->tmp_head);
2019 type_qualifier_list:
2020 /* pointer assumes only const type qualifier */
2022 | type_qualifier_list CONST
2025 /* 2.3: CTF-specific declarations */
2027 ctf_assignment_expression_list:
2028 ctf_assignment_expression SEMICOLON
2030 | ctf_assignment_expression_list ctf_assignment_expression SEMICOLON
2033 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
2037 ctf_assignment_expression:
2038 unary_expression EQUAL unary_expression
2041 * Because we have left and right, cannot use
2044 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2045 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2046 if ($1->u.unary_expression.type != UNARY_STRING)
2047 reparent_error(scanner, "ctf_assignment_expression left expects string");
2048 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2050 | unary_expression TYPEASSIGN type_specifier
2053 * Because we have left and right, cannot use
2056 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2057 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2058 if ($1->u.unary_expression.type != UNARY_STRING)
2059 reparent_error(scanner, "ctf_assignment_expression left expects string");
2060 cds_list_add(&($3)->siblings, &($3)->tmp_head);
2061 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2063 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list
2065 $$ = make_node(scanner, NODE_TYPEDEF);
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, &($$)->u._typedef.type_declarators);
2070 | TYPEDEF declaration_specifiers type_declarator_list
2072 $$ = make_node(scanner, NODE_TYPEDEF);
2073 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
2074 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2076 | declaration_specifiers TYPEDEF type_declarator_list
2078 $$ = make_node(scanner, NODE_TYPEDEF);
2079 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2080 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2082 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON alias_declaration_specifiers alias_abstract_declarator_list
2084 $$ = 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);
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);