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.
25 #include <helpers/list.h>
28 #include "ctf-scanner.h"
29 #include "ctf-parser.h"
32 /* Join two lists, put "add" at the end of "head". */
34 _cds_list_splice_tail (struct cds_list_head *add, struct cds_list_head *head)
36 /* Do nothing if the list which gets added is empty. */
37 if (add != add->next) {
38 add->next->prev = head->prev;
39 add->prev->next = head;
40 head->prev->next = add->next;
41 head->prev = add->prev;
45 #define printf_dbg(fmt, args...) fprintf(stderr, "%s: " fmt, __func__, ## args)
47 int yyparse(struct ctf_scanner *scanner);
48 int yylex(union YYSTYPE *yyval, struct ctf_scanner *scanner);
49 int yylex_init_extra(struct ctf_scanner *scanner, yyscan_t * ptr_yy_globals);
50 int yylex_destroy(yyscan_t yyscanner) ;
51 void yyset_in(FILE * in_str, yyscan_t scanner);
56 struct cds_list_head gc;
61 static struct gc_string *gc_string_alloc(struct ctf_scanner *scanner,
64 struct gc_string *gstr;
67 /* TODO: could be faster with find first bit or glib Gstring */
68 /* sizeof long to account for malloc header (int or long ?) */
69 for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + len;
72 gstr = malloc(alloclen);
73 cds_list_add(&gstr->gc, &scanner->allocated_strings);
74 gstr->alloclen = alloclen;
79 * note: never use gc_string_append on a string that has external references.
80 * gsrc will be garbage collected immediately, and gstr might be.
81 * Should only be used to append characters to a string literal or constant.
83 struct gc_string *gc_string_append(struct ctf_scanner *scanner,
84 struct gc_string *gstr,
85 struct gc_string *gsrc)
87 size_t newlen = strlen(gsrc->s) + strlen(gstr->s) + 1;
90 /* TODO: could be faster with find first bit or glib Gstring */
91 /* sizeof long to account for malloc header (int or long ?) */
92 for (alloclen = 8; alloclen < sizeof(long) + sizeof(*gstr) + newlen;
95 if (alloclen > gstr->alloclen) {
96 struct gc_string *newgstr;
98 newgstr = gc_string_alloc(scanner, newlen);
99 strcpy(newgstr->s, gstr->s);
100 strcat(newgstr->s, gsrc->s);
101 cds_list_del(&gstr->gc);
105 strcat(gstr->s, gsrc->s);
107 cds_list_del(&gsrc->gc);
112 void setstring(struct ctf_scanner *scanner, YYSTYPE *lvalp, const char *src)
114 lvalp->gs = gc_string_alloc(scanner, strlen(src) + 1);
115 strcpy(lvalp->gs->s, src);
118 static void init_scope(struct ctf_scanner_scope *scope,
119 struct ctf_scanner_scope *parent)
121 scope->parent = parent;
122 scope->types = g_hash_table_new_full(g_str_hash, g_str_equal,
126 static void finalize_scope(struct ctf_scanner_scope *scope)
128 g_hash_table_destroy(scope->types);
131 static void push_scope(struct ctf_scanner *scanner)
133 struct ctf_scanner_scope *ns;
135 printf_dbg("push scope\n");
136 ns = malloc(sizeof(struct ctf_scanner_scope));
137 init_scope(ns, scanner->cs);
141 static void pop_scope(struct ctf_scanner *scanner)
143 struct ctf_scanner_scope *os;
145 printf_dbg("pop scope\n");
147 scanner->cs = os->parent;
152 static int lookup_type(struct ctf_scanner_scope *s, const char *id)
156 ret = (int) g_hash_table_lookup(s->types, id);
157 printf_dbg("lookup %p %s %d\n", s, id, ret);
161 int is_type(struct ctf_scanner *scanner, const char *id)
163 struct ctf_scanner_scope *it;
166 for (it = scanner->cs; it != NULL; it = it->parent) {
167 if (lookup_type(it, id)) {
172 printf_dbg("is type %s %d\n", id, ret);
176 static void add_type(struct ctf_scanner *scanner, struct gc_string *id)
178 printf_dbg("add type %s\n", id->s);
179 if (lookup_type(scanner->cs, id->s))
181 g_hash_table_insert(scanner->cs->types, id->s, id->s);
184 static struct ctf_node *make_node(struct ctf_scanner *scanner,
187 struct ctf_ast *ast = ctf_scanner_get_ast(scanner);
188 struct ctf_node *node;
190 node = malloc(sizeof(*node));
193 memset(node, 0, sizeof(*node));
195 CDS_INIT_LIST_HEAD(&node->tmp_head);
196 cds_list_add(&node->gc, &ast->allocated_nodes);
200 fprintf(stderr, "[error] %s: trying to create root node\n", __func__);
204 CDS_INIT_LIST_HEAD(&node->u.event.declaration_list);
207 CDS_INIT_LIST_HEAD(&node->u.stream.declaration_list);
210 CDS_INIT_LIST_HEAD(&node->u.trace.declaration_list);
213 case NODE_CTF_EXPRESSION:
214 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.left);
215 CDS_INIT_LIST_HEAD(&node->u.ctf_expression.right);
217 case NODE_UNARY_EXPRESSION:
221 CDS_INIT_LIST_HEAD(&node->u._typedef.declaration_specifier);
222 CDS_INIT_LIST_HEAD(&node->u._typedef.type_declarators);
224 case NODE_TYPEALIAS_TARGET:
225 CDS_INIT_LIST_HEAD(&node->u.typealias_target.declaration_specifier);
226 CDS_INIT_LIST_HEAD(&node->u.typealias_target.type_declarators);
228 case NODE_TYPEALIAS_ALIAS:
229 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.declaration_specifier);
230 CDS_INIT_LIST_HEAD(&node->u.typealias_alias.type_declarators);
235 case NODE_TYPE_SPECIFIER:
239 case NODE_TYPE_DECLARATOR:
240 CDS_INIT_LIST_HEAD(&node->u.type_declarator.pointers);
243 case NODE_FLOATING_POINT:
244 CDS_INIT_LIST_HEAD(&node->u.floating_point.expressions);
247 CDS_INIT_LIST_HEAD(&node->u.integer.expressions);
250 CDS_INIT_LIST_HEAD(&node->u.string.expressions);
252 case NODE_ENUMERATOR:
253 CDS_INIT_LIST_HEAD(&node->u.enumerator.values);
256 CDS_INIT_LIST_HEAD(&node->u._enum.enumerator_list);
258 case NODE_STRUCT_OR_VARIANT_DECLARATION:
259 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.declaration_specifier);
260 CDS_INIT_LIST_HEAD(&node->u.struct_or_variant_declaration.type_declarators);
263 CDS_INIT_LIST_HEAD(&node->u.variant.declaration_list);
266 CDS_INIT_LIST_HEAD(&node->u._struct.declaration_list);
271 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
279 static int reparent_ctf_expression(struct ctf_node *node,
280 struct ctf_node *parent)
282 switch (parent->type) {
284 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
287 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
290 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
292 case NODE_FLOATING_POINT:
293 _cds_list_splice_tail(&node->tmp_head, &parent->u.floating_point.expressions);
296 _cds_list_splice_tail(&node->tmp_head, &parent->u.integer.expressions);
299 _cds_list_splice_tail(&node->tmp_head, &parent->u.string.expressions);
303 case NODE_CTF_EXPRESSION:
305 case NODE_TYPEALIAS_TARGET:
306 case NODE_TYPEALIAS_ALIAS:
308 case NODE_TYPE_SPECIFIER:
310 case NODE_TYPE_DECLARATOR:
311 case NODE_ENUMERATOR:
313 case NODE_STRUCT_OR_VARIANT_DECLARATION:
316 case NODE_UNARY_EXPRESSION:
321 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
328 static int reparent_typedef(struct ctf_node *node, struct ctf_node *parent)
330 switch (parent->type) {
332 _cds_list_splice_tail(&node->tmp_head, &parent->u.root._typedef);
335 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
338 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
341 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
344 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
347 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
350 case NODE_FLOATING_POINT:
353 case NODE_CTF_EXPRESSION:
355 case NODE_TYPEALIAS_TARGET:
356 case NODE_TYPEALIAS_ALIAS:
358 case NODE_TYPE_SPECIFIER:
360 case NODE_TYPE_DECLARATOR:
361 case NODE_ENUMERATOR:
363 case NODE_STRUCT_OR_VARIANT_DECLARATION:
364 case NODE_UNARY_EXPRESSION:
369 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
376 static int reparent_typealias(struct ctf_node *node, struct ctf_node *parent)
378 switch (parent->type) {
380 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.typealias);
383 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
386 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
389 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
392 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
395 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
398 case NODE_FLOATING_POINT:
401 case NODE_CTF_EXPRESSION:
403 case NODE_TYPEALIAS_TARGET:
404 case NODE_TYPEALIAS_ALIAS:
406 case NODE_TYPE_SPECIFIER:
408 case NODE_TYPE_DECLARATOR:
409 case NODE_ENUMERATOR:
411 case NODE_STRUCT_OR_VARIANT_DECLARATION:
412 case NODE_UNARY_EXPRESSION:
417 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
424 static int reparent_type_specifier(struct ctf_node *node,
425 struct ctf_node *parent)
427 switch (parent->type) {
429 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.declaration_specifier);
432 _cds_list_splice_tail(&node->tmp_head, &parent->u.event.declaration_list);
435 _cds_list_splice_tail(&node->tmp_head, &parent->u.stream.declaration_list);
438 _cds_list_splice_tail(&node->tmp_head, &parent->u.trace.declaration_list);
441 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
444 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
447 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.declaration_specifier);
449 case NODE_TYPEALIAS_TARGET:
450 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.declaration_specifier);
452 case NODE_TYPEALIAS_ALIAS:
453 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.declaration_specifier);
455 case NODE_TYPE_DECLARATOR:
456 parent->u.type_declarator.type = TYPEDEC_NESTED;
457 parent->u.type_declarator.u.nested.length = node;
460 parent->u._enum.container_type = node;
462 case NODE_STRUCT_OR_VARIANT_DECLARATION:
463 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.declaration_specifier);
466 case NODE_FLOATING_POINT:
469 case NODE_CTF_EXPRESSION:
470 case NODE_TYPE_SPECIFIER:
472 case NODE_ENUMERATOR:
473 case NODE_UNARY_EXPRESSION:
478 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
485 static int reparent_type_declarator(struct ctf_node *node,
486 struct ctf_node *parent)
488 switch (parent->type) {
489 case NODE_TYPE_DECLARATOR:
490 parent->u.type_declarator.type = TYPEDEC_NESTED;
491 parent->u.type_declarator.u.nested.type_declarator = node;
493 case NODE_STRUCT_OR_VARIANT_DECLARATION:
494 _cds_list_splice_tail(&node->tmp_head, &parent->u.struct_or_variant_declaration.type_declarators);
497 _cds_list_splice_tail(&node->tmp_head, &parent->u._typedef.type_declarators);
499 case NODE_TYPEALIAS_TARGET:
500 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_target.type_declarators);
502 case NODE_TYPEALIAS_ALIAS:
503 _cds_list_splice_tail(&node->tmp_head, &parent->u.typealias_alias.type_declarators);
514 case NODE_FLOATING_POINT:
517 case NODE_CTF_EXPRESSION:
518 case NODE_TYPE_SPECIFIER:
520 case NODE_ENUMERATOR:
521 case NODE_UNARY_EXPRESSION:
526 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
536 * Link node to parent. Returns 0 on success, -EPERM if it is not permitted to
537 * create the link declared by the input, -ENOENT if node or parent is NULL,
538 * -EINVAL if there is an internal structure problem.
540 static int set_parent_node(struct ctf_node *node,
541 struct ctf_node *parent)
543 if (!node || !parent)
546 /* Note: Linking to parent will be done only by an external visitor */
548 switch (node->type) {
550 fprintf(stderr, "[error] %s: trying to reparent root node\n", __func__);
554 if (parent->type == NODE_ROOT) {
555 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.event);
560 if (parent->type == NODE_ROOT) {
561 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.stream);
566 if (parent->type == NODE_ROOT) {
567 _cds_list_splice_tail(&node->tmp_head, &parent->u.root.trace);
572 case NODE_CTF_EXPRESSION:
573 return reparent_ctf_expression(node, parent);
574 case NODE_UNARY_EXPRESSION:
575 if (parent->type == NODE_TYPE_DECLARATOR)
576 parent->u.type_declarator.bitfield_len = node;
582 return reparent_typedef(node, parent);
583 case NODE_TYPEALIAS_TARGET:
584 if (parent->type == NODE_TYPEALIAS)
585 parent->u.typealias.target = node;
588 case NODE_TYPEALIAS_ALIAS:
589 if (parent->type == NODE_TYPEALIAS)
590 parent->u.typealias.alias = node;
594 return reparent_typealias(node, parent);
597 if (parent->type == NODE_TYPE_DECLARATOR) {
598 _cds_list_splice_tail(&node->tmp_head, &parent->u.type_declarator.pointers);
602 case NODE_TYPE_DECLARATOR:
603 return reparent_type_declarator(node, parent);
605 case NODE_TYPE_SPECIFIER:
606 case NODE_FLOATING_POINT:
612 return reparent_type_specifier(node, parent);
614 case NODE_ENUMERATOR:
615 if (parent->type == NODE_ENUM) {
616 _cds_list_splice_tail(&node->tmp_head, &parent->u._enum.enumerator_list);
620 case NODE_STRUCT_OR_VARIANT_DECLARATION:
621 switch (parent->type) {
623 _cds_list_splice_tail(&node->tmp_head, &parent->u._struct.declaration_list);
626 _cds_list_splice_tail(&node->tmp_head, &parent->u.variant.declaration_list);
635 fprintf(stderr, "[error] %s: unknown node type %d\n", __func__,
642 void yyerror(struct ctf_scanner *scanner, const char *str)
644 fprintf(stderr, "error %s\n", str);
652 #define reparent_error(scanner, str) \
654 yyerror(scanner, YY_("reparent_error: " str "\n")); \
658 static void free_strings(struct cds_list_head *list)
660 struct gc_string *gstr, *tmp;
662 cds_list_for_each_entry_safe(gstr, tmp, list, gc)
666 static struct ctf_ast *ctf_ast_alloc(void)
670 ast = malloc(sizeof(*ast));
673 memset(ast, 0, sizeof(*ast));
674 CDS_INIT_LIST_HEAD(&ast->allocated_nodes);
675 ast->root.type = NODE_ROOT;
676 CDS_INIT_LIST_HEAD(&ast->root.tmp_head);
677 CDS_INIT_LIST_HEAD(&ast->root.u.root._typedef);
678 CDS_INIT_LIST_HEAD(&ast->root.u.root.typealias);
679 CDS_INIT_LIST_HEAD(&ast->root.u.root.declaration_specifier);
680 CDS_INIT_LIST_HEAD(&ast->root.u.root.trace);
681 CDS_INIT_LIST_HEAD(&ast->root.u.root.stream);
682 CDS_INIT_LIST_HEAD(&ast->root.u.root.event);
686 static void ctf_ast_free(struct ctf_ast *ast)
688 struct ctf_node *node, *tmp;
690 cds_list_for_each_entry_safe(node, tmp, &ast->allocated_nodes, gc)
694 int ctf_scanner_append_ast(struct ctf_scanner *scanner)
696 return yyparse(scanner);
699 struct ctf_scanner *ctf_scanner_alloc(FILE *input)
701 struct ctf_scanner *scanner;
704 scanner = malloc(sizeof(*scanner));
707 memset(scanner, 0, sizeof(*scanner));
709 ret = yylex_init_extra(scanner, &scanner->scanner);
711 fprintf(stderr, "yylex_init error\n");
712 goto cleanup_scanner;
714 yyset_in(input, scanner);
716 scanner->ast = ctf_ast_alloc();
719 init_scope(&scanner->root_scope, NULL);
720 scanner->cs = &scanner->root_scope;
721 CDS_INIT_LIST_HEAD(&scanner->allocated_strings);
726 ret = yylex_destroy(scanner->scanner);
728 fprintf(stderr, "yylex_destroy error\n");
734 void ctf_scanner_free(struct ctf_scanner *scanner)
738 finalize_scope(&scanner->root_scope);
739 free_strings(&scanner->allocated_strings);
740 ctf_ast_free(scanner->ast);
741 ret = yylex_destroy(scanner->scanner);
743 fprintf(stderr, "yylex_destroy error\n");
751 %parse-param {struct ctf_scanner *scanner}
752 %lex-param {struct ctf_scanner *scanner}
754 %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
755 %token <gs> IDENTIFIER ID_TYPE
761 struct gc_string *gs;
766 %type <gs> s_char s_char_sequence c_char c_char_sequence
768 %type <n> postfix_expression unary_expression unary_expression_or_range
770 %type <n> declaration
771 %type <n> event_declaration
772 %type <n> stream_declaration
773 %type <n> trace_declaration
774 %type <n> declaration_specifiers
776 %type <n> type_declarator_list
777 %type <n> abstract_type_declarator_list
778 %type <n> type_specifier
779 %type <n> struct_type_specifier
780 %type <n> variant_type_specifier
781 %type <n> type_specifier_or_integer_constant
782 %type <n> enum_type_specifier
783 %type <n> struct_or_variant_declaration_list
784 %type <n> struct_or_variant_declaration
785 %type <n> specifier_qualifier_list
786 %type <n> struct_or_variant_declarator_list
787 %type <n> struct_or_variant_declarator
788 %type <n> enumerator_list
790 %type <n> abstract_declarator_list
791 %type <n> abstract_declarator
792 %type <n> direct_abstract_declarator
794 %type <n> direct_declarator
795 %type <n> type_declarator
796 %type <n> direct_type_declarator
797 %type <n> abstract_type_declarator
798 %type <n> direct_abstract_type_declarator
800 %type <n> ctf_assignment_expression_list
801 %type <n> ctf_assignment_expression
808 if (set_parent_node($1, &ctf_scanner_get_ast(scanner)->root))
809 reparent_error(scanner, "error reparenting to root");
813 if (set_parent_node($2, &ctf_scanner_get_ast(scanner)->root))
814 reparent_error(scanner, "error reparenting to root");
870 | c_char_sequence c_char
871 { $$ = gc_string_append(scanner, $1, $2); }
879 reparent_error(scanner, "escape sequences not supported yet");
883 /* 1.6 String literals */
888 | s_char_sequence s_char
889 { $$ = gc_string_append(scanner, $1, $2); }
897 reparent_error(scanner, "escape sequences not supported yet");
901 /* 2: Phrase structure grammar */
906 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
907 $$->u.unary_expression.type = UNARY_STRING;
908 $$->u.unary_expression.u.string = yylval.gs->s;
909 cds_list_add(&($$)->siblings, &($$)->tmp_head);
913 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
914 $$->u.unary_expression.type = UNARY_STRING;
915 $$->u.unary_expression.u.string = yylval.gs->s;
916 cds_list_add(&($$)->siblings, &($$)->tmp_head);
920 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
921 $$->u.unary_expression.type = UNARY_STRING;
922 $$->u.unary_expression.u.string = yylval.gs->s;
923 cds_list_add(&($$)->siblings, &($$)->tmp_head);
928 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
929 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
930 sscanf(yylval.gs->s, "%llu",
931 &$$->u.unary_expression.u.unsigned_constant);
932 cds_list_add(&($$)->siblings, &($$)->tmp_head);
936 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
937 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
938 sscanf(yylval.gs->s, "0%llo",
939 &$$->u.unary_expression.u.unsigned_constant);
940 cds_list_add(&($$)->siblings, &($$)->tmp_head);
942 | HEXADECIMAL_CONSTANT
944 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
945 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
946 sscanf(yylval.gs->s, "0x%llx",
947 &$$->u.unary_expression.u.unsigned_constant);
948 cds_list_add(&($$)->siblings, &($$)->tmp_head);
950 | STRING_LITERAL_START DQUOTE
952 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
953 $$->u.unary_expression.type = UNARY_STRING;
954 $$->u.unary_expression.u.string = "";
955 cds_list_add(&($$)->siblings, &($$)->tmp_head);
957 | STRING_LITERAL_START s_char_sequence DQUOTE
959 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
960 $$->u.unary_expression.type = UNARY_STRING;
961 $$->u.unary_expression.u.string = $2->s;
962 cds_list_add(&($$)->siblings, &($$)->tmp_head);
964 | CHARACTER_CONSTANT_START c_char_sequence SQUOTE
966 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
967 $$->u.unary_expression.type = UNARY_STRING;
968 $$->u.unary_expression.u.string = $2->s;
969 cds_list_add(&($$)->siblings, &($$)->tmp_head);
971 | LPAREN unary_expression RPAREN
973 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
974 $$->u.unary_expression.type = UNARY_NESTED;
975 $$->u.unary_expression.u.nested_exp = $2;
976 cds_list_add(&($$)->siblings, &($$)->tmp_head);
978 | postfix_expression LSBRAC unary_expression RSBRAC
980 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
981 $$->u.unary_expression.type = UNARY_SBRAC;
982 $$->u.unary_expression.u.sbrac_exp = $3;
983 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
984 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
986 | postfix_expression DOT IDENTIFIER
988 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
989 $$->u.unary_expression.type = UNARY_STRING;
990 $$->u.unary_expression.u.string = yylval.gs->s;
991 $$->u.unary_expression.link = UNARY_DOTLINK;
992 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
993 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
995 | postfix_expression DOT ID_TYPE
997 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
998 $$->u.unary_expression.type = UNARY_STRING;
999 $$->u.unary_expression.u.string = yylval.gs->s;
1000 $$->u.unary_expression.link = UNARY_DOTLINK;
1001 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1002 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1004 | postfix_expression RARROW IDENTIFIER
1006 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1007 $$->u.unary_expression.type = UNARY_STRING;
1008 $$->u.unary_expression.u.string = yylval.gs->s;
1009 $$->u.unary_expression.link = UNARY_ARROWLINK;
1010 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1011 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1013 | postfix_expression RARROW ID_TYPE
1015 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1016 $$->u.unary_expression.type = UNARY_STRING;
1017 $$->u.unary_expression.u.string = yylval.gs->s;
1018 $$->u.unary_expression.link = UNARY_ARROWLINK;
1019 cds_list_splice(&($1)->tmp_head, &($$)->tmp_head);
1020 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1027 | PLUS postfix_expression
1029 | MINUS postfix_expression
1032 if ($$->u.unary_expression.type != UNARY_SIGNED_CONSTANT
1033 && $$->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT)
1034 reparent_error(scanner, "expecting numeric constant");
1036 if ($$->u.unary_expression.type == UNARY_UNSIGNED_CONSTANT) {
1037 $$->u.unary_expression.type = UNARY_SIGNED_CONSTANT;
1038 $$->u.unary_expression.u.signed_constant =
1039 -($$->u.unary_expression.u.unsigned_constant);
1041 $$->u.unary_expression.u.signed_constant =
1042 -($$->u.unary_expression.u.signed_constant);
1047 unary_expression_or_range:
1048 unary_expression DOTDOTDOT unary_expression
1051 _cds_list_splice_tail(&($3)->tmp_head, &($$)->tmp_head);
1052 $3->u.unary_expression.link = UNARY_DOTDOTDOT;
1058 /* 2.2: Declarations */
1061 declaration_specifiers SEMICOLON
1065 | stream_declaration
1069 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1071 $$ = make_node(scanner, NODE_TYPEDEF);
1072 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1073 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1074 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
1076 | TYPEDEF declaration_specifiers type_declarator_list SEMICOLON
1078 $$ = make_node(scanner, NODE_TYPEDEF);
1079 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1080 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1082 | declaration_specifiers TYPEDEF type_declarator_list SEMICOLON
1084 $$ = make_node(scanner, NODE_TYPEDEF);
1085 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1086 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1088 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list SEMICOLON
1090 $$ = make_node(scanner, NODE_TYPEALIAS);
1091 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1092 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1093 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1094 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1095 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1096 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1098 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list SEMICOLON
1100 $$ = make_node(scanner, NODE_TYPEALIAS);
1101 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1102 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1103 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1104 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1105 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1110 event_declaration_begin event_declaration_end
1112 $$ = make_node(scanner, NODE_EVENT);
1113 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1115 | event_declaration_begin ctf_assignment_expression_list event_declaration_end
1117 $$ = make_node(scanner, NODE_EVENT);
1118 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1119 if (set_parent_node($2, $$))
1120 reparent_error(scanner, "event_declaration");
1124 event_declaration_begin:
1126 { push_scope(scanner); }
1129 event_declaration_end:
1131 { pop_scope(scanner); }
1136 stream_declaration_begin stream_declaration_end
1138 $$ = make_node(scanner, NODE_STREAM);
1139 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1141 | stream_declaration_begin ctf_assignment_expression_list stream_declaration_end
1143 $$ = make_node(scanner, NODE_STREAM);
1144 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1145 if (set_parent_node($2, $$))
1146 reparent_error(scanner, "stream_declaration");
1150 stream_declaration_begin:
1152 { push_scope(scanner); }
1155 stream_declaration_end:
1157 { pop_scope(scanner); }
1162 trace_declaration_begin trace_declaration_end
1164 $$ = make_node(scanner, NODE_TRACE);
1165 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1167 | trace_declaration_begin ctf_assignment_expression_list trace_declaration_end
1169 $$ = make_node(scanner, NODE_TRACE);
1170 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1171 if (set_parent_node($2, $$))
1172 reparent_error(scanner, "trace_declaration");
1176 trace_declaration_begin:
1178 { push_scope(scanner); }
1181 trace_declaration_end:
1183 { pop_scope(scanner); }
1186 declaration_specifiers:
1189 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1190 $$->u.type_specifier.type = TYPESPEC_CONST;
1191 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1196 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1198 | declaration_specifiers CONST
1200 struct ctf_node *node;
1203 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1204 node->u.type_specifier.type = TYPESPEC_CONST;
1205 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1207 | declaration_specifiers type_specifier
1210 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1214 type_declarator_list:
1218 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1220 | type_declarator_list COMMA type_declarator
1223 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1227 abstract_type_declarator_list:
1228 abstract_type_declarator
1231 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1233 | abstract_type_declarator_list COMMA abstract_type_declarator
1236 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1243 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1244 $$->u.type_specifier.type = TYPESPEC_VOID;
1248 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1249 $$->u.type_specifier.type = TYPESPEC_CHAR;
1253 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1254 $$->u.type_specifier.type = TYPESPEC_SHORT;
1258 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1259 $$->u.type_specifier.type = TYPESPEC_INT;
1263 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1264 $$->u.type_specifier.type = TYPESPEC_LONG;
1268 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1269 $$->u.type_specifier.type = TYPESPEC_FLOAT;
1273 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1274 $$->u.type_specifier.type = TYPESPEC_DOUBLE;
1278 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1279 $$->u.type_specifier.type = TYPESPEC_SIGNED;
1283 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1284 $$->u.type_specifier.type = TYPESPEC_UNSIGNED;
1288 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1289 $$->u.type_specifier.type = TYPESPEC_BOOL;
1293 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1294 $$->u.type_specifier.type = TYPESPEC_COMPLEX;
1298 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1299 $$->u.type_specifier.type = TYPESPEC_ID_TYPE;
1300 $$->u.type_specifier.id_type = yylval.gs->s;
1302 | FLOATING_POINT LBRAC RBRAC
1304 $$ = make_node(scanner, NODE_FLOATING_POINT);
1306 | FLOATING_POINT LBRAC ctf_assignment_expression_list RBRAC
1308 $$ = make_node(scanner, NODE_FLOATING_POINT);
1309 if (set_parent_node($3, $$))
1310 reparent_error(scanner, "floating point reparent error");
1312 | INTEGER LBRAC RBRAC
1314 $$ = make_node(scanner, NODE_INTEGER);
1316 | INTEGER LBRAC ctf_assignment_expression_list RBRAC
1318 $$ = make_node(scanner, NODE_INTEGER);
1319 if (set_parent_node($3, $$))
1320 reparent_error(scanner, "integer reparent error");
1322 | STRING LBRAC RBRAC
1324 $$ = make_node(scanner, NODE_STRING);
1326 | STRING LBRAC ctf_assignment_expression_list RBRAC
1328 $$ = make_node(scanner, NODE_STRING);
1329 if (set_parent_node($3, $$))
1330 reparent_error(scanner, "string reparent error");
1332 | ENUM enum_type_specifier
1334 | VARIANT variant_type_specifier
1336 | STRUCT struct_type_specifier
1340 struct_type_specifier:
1341 struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1343 $$ = make_node(scanner, NODE_STRUCT);
1344 if (set_parent_node($2, $$))
1345 reparent_error(scanner, "struct reparent error");
1347 | IDENTIFIER struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1349 $$ = make_node(scanner, NODE_STRUCT);
1350 $$->u._struct.name = $1->s;
1351 if (set_parent_node($3, $$))
1352 reparent_error(scanner, "struct reparent error");
1354 | ID_TYPE struct_declaration_begin struct_or_variant_declaration_list struct_declaration_end
1356 $$ = make_node(scanner, NODE_STRUCT);
1357 $$->u._struct.name = $1->s;
1358 if (set_parent_node($3, $$))
1359 reparent_error(scanner, "struct reparent error");
1363 $$ = make_node(scanner, NODE_STRUCT);
1364 $$->u._struct.name = $1->s;
1368 $$ = make_node(scanner, NODE_STRUCT);
1369 $$->u._struct.name = $1->s;
1373 struct_declaration_begin:
1375 { push_scope(scanner); }
1378 struct_declaration_end:
1380 { pop_scope(scanner); }
1383 variant_type_specifier:
1384 variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1386 $$ = make_node(scanner, NODE_VARIANT);
1387 if (set_parent_node($2, $$))
1388 reparent_error(scanner, "variant reparent error");
1390 | LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1392 $$ = make_node(scanner, NODE_VARIANT);
1393 $$->u.variant.choice = $2->s;
1394 if (set_parent_node($5, $$))
1395 reparent_error(scanner, "variant reparent error");
1397 | LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1399 $$ = make_node(scanner, NODE_VARIANT);
1400 $$->u.variant.choice = $2->s;
1401 if (set_parent_node($5, $$))
1402 reparent_error(scanner, "variant reparent error");
1404 | IDENTIFIER variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1406 $$ = make_node(scanner, NODE_VARIANT);
1407 $$->u.variant.name = $1->s;
1408 if (set_parent_node($3, $$))
1409 reparent_error(scanner, "variant reparent error");
1411 | IDENTIFIER LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1413 $$ = make_node(scanner, NODE_VARIANT);
1414 $$->u.variant.name = $1->s;
1415 $$->u.variant.choice = $3->s;
1416 if (set_parent_node($6, $$))
1417 reparent_error(scanner, "variant reparent error");
1419 | IDENTIFIER LT IDENTIFIER GT
1421 $$ = make_node(scanner, NODE_VARIANT);
1422 $$->u.variant.name = $1->s;
1423 $$->u.variant.choice = $3->s;
1425 | IDENTIFIER LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1427 $$ = make_node(scanner, NODE_VARIANT);
1428 $$->u.variant.name = $1->s;
1429 $$->u.variant.choice = $3->s;
1430 if (set_parent_node($6, $$))
1431 reparent_error(scanner, "variant reparent error");
1433 | IDENTIFIER LT ID_TYPE GT
1435 $$ = make_node(scanner, NODE_VARIANT);
1436 $$->u.variant.name = $1->s;
1437 $$->u.variant.choice = $3->s;
1439 | ID_TYPE variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1441 $$ = make_node(scanner, NODE_VARIANT);
1442 $$->u.variant.name = $1->s;
1443 if (set_parent_node($3, $$))
1444 reparent_error(scanner, "variant reparent error");
1446 | ID_TYPE LT IDENTIFIER GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1448 $$ = make_node(scanner, NODE_VARIANT);
1449 $$->u.variant.name = $1->s;
1450 $$->u.variant.choice = $3->s;
1451 if (set_parent_node($6, $$))
1452 reparent_error(scanner, "variant reparent error");
1454 | ID_TYPE LT IDENTIFIER GT
1456 $$ = make_node(scanner, NODE_VARIANT);
1457 $$->u.variant.name = $1->s;
1458 $$->u.variant.choice = $3->s;
1460 | ID_TYPE LT ID_TYPE GT variant_declaration_begin struct_or_variant_declaration_list variant_declaration_end
1462 $$ = make_node(scanner, NODE_VARIANT);
1463 $$->u.variant.name = $1->s;
1464 $$->u.variant.choice = $3->s;
1465 if (set_parent_node($6, $$))
1466 reparent_error(scanner, "variant reparent error");
1468 | ID_TYPE LT ID_TYPE GT
1470 $$ = make_node(scanner, NODE_VARIANT);
1471 $$->u.variant.name = $1->s;
1472 $$->u.variant.choice = $3->s;
1476 variant_declaration_begin:
1478 { push_scope(scanner); }
1481 variant_declaration_end:
1483 { pop_scope(scanner); }
1486 type_specifier_or_integer_constant:
1487 declaration_specifiers
1491 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1492 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1493 sscanf(yylval.gs->s, "%llu",
1494 &$$->u.unary_expression.u.unsigned_constant);
1498 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1499 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1500 sscanf(yylval.gs->s, "0%llo",
1501 &$$->u.unary_expression.u.unsigned_constant);
1503 | HEXADECIMAL_CONSTANT
1505 $$ = make_node(scanner, NODE_UNARY_EXPRESSION);
1506 $$->u.unary_expression.type = UNARY_UNSIGNED_CONSTANT;
1507 sscanf(yylval.gs->s, "0x%llx",
1508 &$$->u.unary_expression.u.unsigned_constant);
1512 enum_type_specifier:
1513 LBRAC enumerator_list RBRAC
1515 $$ = make_node(scanner, NODE_ENUM);
1516 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1518 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1520 $$ = make_node(scanner, NODE_ENUM);
1521 $$->u._enum.container_type = $2;
1522 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1524 | IDENTIFIER LBRAC enumerator_list RBRAC
1526 $$ = make_node(scanner, NODE_ENUM);
1527 $$->u._enum.enum_id = $1->s;
1528 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1530 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1532 $$ = make_node(scanner, NODE_ENUM);
1533 $$->u._enum.enum_id = $1->s;
1534 $$->u._enum.container_type = $3;
1535 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1537 | ID_TYPE 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, &($$)->u._enum.enumerator_list);
1543 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list RBRAC
1545 $$ = 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, &($$)->u._enum.enumerator_list);
1550 | LBRAC enumerator_list COMMA RBRAC
1552 $$ = make_node(scanner, NODE_ENUM);
1553 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._enum.enumerator_list);
1555 | LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1557 $$ = make_node(scanner, NODE_ENUM);
1558 $$->u._enum.container_type = $2;
1559 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u._enum.enumerator_list);
1561 | IDENTIFIER LBRAC enumerator_list COMMA RBRAC
1563 $$ = make_node(scanner, NODE_ENUM);
1564 $$->u._enum.enum_id = $1->s;
1565 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1567 | IDENTIFIER LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1569 $$ = make_node(scanner, NODE_ENUM);
1570 $$->u._enum.enum_id = $1->s;
1571 $$->u._enum.container_type = $3;
1572 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1576 $$ = make_node(scanner, NODE_ENUM);
1577 $$->u._enum.enum_id = $1->s;
1579 | IDENTIFIER LT type_specifier_or_integer_constant GT
1581 $$ = make_node(scanner, NODE_ENUM);
1582 $$->u._enum.enum_id = $1->s;
1583 $$->u._enum.container_type = $3;
1585 | ID_TYPE LBRAC enumerator_list COMMA RBRAC
1587 $$ = make_node(scanner, NODE_ENUM);
1588 $$->u._enum.enum_id = $1->s;
1589 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._enum.enumerator_list);
1591 | ID_TYPE LT type_specifier_or_integer_constant GT LBRAC enumerator_list COMMA RBRAC
1593 $$ = make_node(scanner, NODE_ENUM);
1594 $$->u._enum.enum_id = $1->s;
1595 $$->u._enum.container_type = $3;
1596 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u._enum.enumerator_list);
1600 $$ = make_node(scanner, NODE_ENUM);
1601 $$->u._enum.enum_id = $1->s;
1603 | ID_TYPE LT type_specifier_or_integer_constant GT
1605 $$ = make_node(scanner, NODE_ENUM);
1606 $$->u._enum.enum_id = $1->s;
1607 $$->u._enum.container_type = $3;
1611 struct_or_variant_declaration_list:
1614 | struct_or_variant_declaration_list struct_or_variant_declaration
1618 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1621 cds_list_add_tail(&($$)->siblings, &($$)->tmp_head);
1626 struct_or_variant_declaration:
1627 specifier_qualifier_list struct_or_variant_declarator_list SEMICOLON
1629 $$ = make_node(scanner, NODE_STRUCT_OR_VARIANT_DECLARATION);
1630 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.struct_or_variant_declaration.declaration_specifier);
1631 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.struct_or_variant_declaration.type_declarators);
1633 | specifier_qualifier_list TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON
1635 $$ = make_node(scanner, NODE_TYPEDEF);
1636 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
1637 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
1638 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
1640 | TYPEDEF specifier_qualifier_list type_declarator_list SEMICOLON
1642 $$ = make_node(scanner, NODE_TYPEDEF);
1643 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
1644 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
1646 | specifier_qualifier_list TYPEDEF type_declarator_list SEMICOLON
1648 $$ = 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.type_declarators);
1652 | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON specifier_qualifier_list abstract_type_declarator_list SEMICOLON
1654 $$ = make_node(scanner, NODE_TYPEALIAS);
1655 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1656 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1657 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1658 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
1659 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1660 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1662 | TYPEALIAS specifier_qualifier_list abstract_declarator_list COLON type_declarator_list SEMICOLON
1664 $$ = make_node(scanner, NODE_TYPEALIAS);
1665 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
1666 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
1667 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
1668 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
1669 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
1673 specifier_qualifier_list:
1676 $$ = make_node(scanner, NODE_TYPE_SPECIFIER);
1677 $$->u.type_specifier.type = TYPESPEC_CONST;
1678 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1683 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1685 | specifier_qualifier_list CONST
1687 struct ctf_node *node;
1690 node = make_node(scanner, NODE_TYPE_SPECIFIER);
1691 node->u.type_specifier.type = TYPESPEC_CONST;
1692 cds_list_add_tail(&node->siblings, &($$)->tmp_head);
1694 | specifier_qualifier_list type_specifier
1697 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
1701 struct_or_variant_declarator_list:
1702 struct_or_variant_declarator
1705 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1707 | struct_or_variant_declarator_list COMMA struct_or_variant_declarator
1710 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1714 struct_or_variant_declarator:
1717 | COLON unary_expression
1719 | declarator COLON unary_expression
1722 if (set_parent_node($3, $1))
1723 reparent_error(scanner, "struct_or_variant_declarator");
1731 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1733 | enumerator_list COMMA enumerator
1736 cds_list_add_tail(&($3)->siblings, &($$)->tmp_head);
1743 $$ = make_node(scanner, NODE_ENUMERATOR);
1744 $$->u.enumerator.id = $1->s;
1748 $$ = make_node(scanner, NODE_ENUMERATOR);
1749 $$->u.enumerator.id = $1->s;
1753 $$ = make_node(scanner, NODE_ENUMERATOR);
1754 $$->u.enumerator.id = $1->s;
1756 | STRING_LITERAL_START DQUOTE
1758 $$ = make_node(scanner, NODE_ENUMERATOR);
1759 $$->u.enumerator.id = "";
1761 | STRING_LITERAL_START s_char_sequence DQUOTE
1763 $$ = make_node(scanner, NODE_ENUMERATOR);
1764 $$->u.enumerator.id = $2->s;
1766 | IDENTIFIER EQUAL unary_expression_or_range
1768 $$ = make_node(scanner, NODE_ENUMERATOR);
1769 $$->u.enumerator.id = $1->s;
1770 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1772 | ID_TYPE EQUAL unary_expression_or_range
1774 $$ = make_node(scanner, NODE_ENUMERATOR);
1775 $$->u.enumerator.id = $1->s;
1776 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1778 | keywords EQUAL unary_expression_or_range
1780 $$ = make_node(scanner, NODE_ENUMERATOR);
1781 $$->u.enumerator.id = $1->s;
1782 cds_list_splice(&($3)->tmp_head, &($$)->u.enumerator.values);
1784 | STRING_LITERAL_START DQUOTE EQUAL unary_expression_or_range
1786 $$ = make_node(scanner, NODE_ENUMERATOR);
1787 $$->u.enumerator.id = "";
1788 cds_list_splice(&($4)->tmp_head, &($$)->u.enumerator.values);
1790 | STRING_LITERAL_START s_char_sequence DQUOTE EQUAL unary_expression_or_range
1792 $$ = make_node(scanner, NODE_ENUMERATOR);
1793 $$->u.enumerator.id = $2->s;
1794 cds_list_splice(&($5)->tmp_head, &($$)->u.enumerator.values);
1798 abstract_declarator_list:
1802 cds_list_add(&($$)->siblings, &($$)->tmp_head);
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);
1971 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1975 $$ = make_node(scanner, NODE_POINTER);
1976 cds_list_splice(&($2)->tmp_head, &($$)->tmp_head);
1977 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1979 | STAR type_qualifier_list pointer
1981 $$ = make_node(scanner, NODE_POINTER);
1982 $$->u.pointer.const_qualifier = 1;
1983 cds_list_splice(&($3)->tmp_head, &($$)->tmp_head);
1984 cds_list_add(&($$)->siblings, &($$)->tmp_head);
1988 type_qualifier_list:
1989 /* pointer assumes only const type qualifier */
1991 | type_qualifier_list CONST
1994 /* 2.3: CTF-specific declarations */
1996 ctf_assignment_expression_list:
1997 ctf_assignment_expression SEMICOLON
2000 cds_list_add(&($$)->siblings, &($$)->tmp_head);
2002 | ctf_assignment_expression_list ctf_assignment_expression SEMICOLON
2005 cds_list_add_tail(&($2)->siblings, &($$)->tmp_head);
2009 ctf_assignment_expression:
2010 unary_expression EQUAL unary_expression
2013 * Because we have left and right, cannot use
2016 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2017 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2018 if ($1->u.unary_expression.type != UNARY_STRING)
2019 reparent_error(scanner, "ctf_assignment_expression left expects string");
2020 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2022 | unary_expression TYPEASSIGN type_specifier
2025 * Because we have left and right, cannot use
2028 $$ = make_node(scanner, NODE_CTF_EXPRESSION);
2029 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u.ctf_expression.left);
2030 if ($1->u.unary_expression.type != UNARY_STRING)
2031 reparent_error(scanner, "ctf_assignment_expression left expects string");
2032 cds_list_add(&($3)->siblings, &($3)->tmp_head);
2033 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.ctf_expression.right);
2035 | declaration_specifiers TYPEDEF declaration_specifiers type_declarator_list
2037 $$ = make_node(scanner, NODE_TYPEDEF);
2038 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.declaration_specifier);
2039 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2040 _cds_list_splice_tail(&($4)->tmp_head, &($$)->u._typedef.type_declarators);
2042 | TYPEDEF declaration_specifiers type_declarator_list
2044 $$ = make_node(scanner, NODE_TYPEDEF);
2045 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u._typedef.declaration_specifier);
2046 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2048 | declaration_specifiers TYPEDEF type_declarator_list
2050 $$ = make_node(scanner, NODE_TYPEDEF);
2051 _cds_list_splice_tail(&($1)->tmp_head, &($$)->u._typedef.declaration_specifier);
2052 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u._typedef.type_declarators);
2054 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON declaration_specifiers abstract_type_declarator_list
2056 $$ = make_node(scanner, NODE_TYPEALIAS);
2057 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
2058 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
2059 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
2060 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.target->u.typealias_target.type_declarators);
2061 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
2062 _cds_list_splice_tail(&($6)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);
2064 | TYPEALIAS declaration_specifiers abstract_declarator_list COLON type_declarator_list
2066 $$ = make_node(scanner, NODE_TYPEALIAS);
2067 $$->u.typealias.target = make_node(scanner, NODE_TYPEALIAS_TARGET);
2068 $$->u.typealias.alias = make_node(scanner, NODE_TYPEALIAS_ALIAS);
2069 _cds_list_splice_tail(&($2)->tmp_head, &($$)->u.typealias.target->u.typealias_target.declaration_specifier);
2070 _cds_list_splice_tail(&($3)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.declaration_specifier);
2071 _cds_list_splice_tail(&($5)->tmp_head, &($$)->u.typealias.alias->u.typealias_alias.type_declarators);