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/* DWARF index storage
Copyright (C) 2022-2025 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/>. */
#include "dwarf2/cooked-index-storage.h"
/* See cooked-index-storage.h. */
cooked_index_storage::cooked_index_storage ()
: m_reader_hash (htab_create_alloc (10, hash_cutu_reader,
eq_cutu_reader,
htab_delete_entry<cutu_reader>,
xcalloc, xfree)),
m_shard (new cooked_index_shard)
{
}
/* See cooked-index-storage.h. */
cutu_reader *
cooked_index_storage::get_reader (dwarf2_per_cu *per_cu)
{
int index = per_cu->index;
return (cutu_reader *) htab_find_with_hash (m_reader_hash.get (),
&index, index);
}
/* See cooked-index-storage.h. */
cutu_reader *
cooked_index_storage::preserve (cutu_reader_up reader)
{
m_abbrev_table_cache.add (reader->release_abbrev_table ());
int index = reader->cu ()->per_cu->index;
void **slot = htab_find_slot_with_hash (m_reader_hash.get (), &index,
index, INSERT);
gdb_assert (*slot == nullptr);
cutu_reader *result = reader.get ();
*slot = reader.release ();
return result;
}
/* See cooked-index-storage.h. */
hashval_t
cooked_index_storage::hash_cutu_reader (const void *a)
{
const cutu_reader *reader = (const cutu_reader *) a;
return reader->cu ()->per_cu->index;
}
/* See cooked-index-storage.h. */
int
cooked_index_storage::eq_cutu_reader (const void *a, const void *b)
{
const cutu_reader *ra = (const cutu_reader *) a;
const int *rb = (const int *) b;
return ra->cu ()->per_cu->index == *rb;
}
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