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/* Tag attributes
Copyright (C) 2022-2024 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef GDB_DWARF2_TAG_H
#define GDB_DWARF2_TAG_H
#include "dwarf2.h"
#include "symtab.h"
/* Return true if TAG represents a type, false otherwise. */
static inline bool
tag_is_type (dwarf_tag tag)
{
switch (tag)
{
case DW_TAG_array_type:
case DW_TAG_class_type:
case DW_TAG_enumeration_type:
case DW_TAG_pointer_type:
case DW_TAG_reference_type:
case DW_TAG_string_type:
case DW_TAG_structure_type:
case DW_TAG_subroutine_type:
case DW_TAG_typedef:
case DW_TAG_union_type:
case DW_TAG_ptr_to_member_type:
case DW_TAG_set_type:
case DW_TAG_subrange_type:
case DW_TAG_base_type:
case DW_TAG_const_type:
case DW_TAG_packed_type:
case DW_TAG_template_type_param:
case DW_TAG_volatile_type:
case DW_TAG_restrict_type:
case DW_TAG_interface_type:
case DW_TAG_namespace:
case DW_TAG_unspecified_type:
case DW_TAG_shared_type:
case DW_TAG_rvalue_reference_type:
case DW_TAG_coarray_type:
case DW_TAG_dynamic_type:
case DW_TAG_atomic_type:
case DW_TAG_immutable_type:
return true;
default:
return false;
}
}
/* Return true if the given DWARF tag matches the specified search
domain flags. LANG may affect the result, due to the "C++ tag
hack". */
static inline bool
tag_matches_domain (dwarf_tag tag, domain_search_flags search, language lang)
{
domain_search_flags flags = 0;
switch (tag)
{
case DW_TAG_variable:
case DW_TAG_enumerator:
case DW_TAG_constant:
flags = SEARCH_VAR_DOMAIN;
break;
case DW_TAG_subprogram:
case DW_TAG_entry_point:
flags = SEARCH_FUNCTION_DOMAIN;
break;
case DW_TAG_structure_type:
case DW_TAG_class_type:
case DW_TAG_union_type:
case DW_TAG_enumeration_type:
{
if (lang == language_c
|| lang == language_objc
|| lang == language_opencl
|| lang == language_minimal)
flags = SEARCH_STRUCT_DOMAIN;
else if (lang == language_cplus)
flags = SEARCH_STRUCT_DOMAIN | SEARCH_TYPE_DOMAIN;
else
flags = SEARCH_TYPE_DOMAIN;
}
break;
case DW_TAG_padding:
case DW_TAG_array_type:
case DW_TAG_pointer_type:
case DW_TAG_reference_type:
case DW_TAG_string_type:
case DW_TAG_subroutine_type:
case DW_TAG_ptr_to_member_type:
case DW_TAG_set_type:
case DW_TAG_subrange_type:
case DW_TAG_base_type:
case DW_TAG_const_type:
case DW_TAG_packed_type:
case DW_TAG_template_type_param:
case DW_TAG_volatile_type:
case DW_TAG_restrict_type:
case DW_TAG_interface_type:
case DW_TAG_namespace:
case DW_TAG_unspecified_type:
case DW_TAG_shared_type:
case DW_TAG_rvalue_reference_type:
case DW_TAG_coarray_type:
case DW_TAG_dynamic_type:
case DW_TAG_atomic_type:
case DW_TAG_immutable_type:
case DW_TAG_typedef:
flags = SEARCH_TYPE_DOMAIN;
break;
case DW_TAG_label:
flags = SEARCH_LABEL_DOMAIN;
break;
case DW_TAG_module:
flags = SEARCH_MODULE_DOMAIN;
break;
}
return (flags & search) != 0;
}
#endif /* GDB_DWARF2_TAG_H */
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