forked from Imagelibrary/binutils-gdb
4ea28692e8
Replace an htab with gdb::unordered_set. I think we could also use the dwarf2_per_cu pointer itself as the identity, basically have the functional equivalent of: gdb::unordered_map<dwarf2_per_cu *, cutu_reader_up> But I kept the existing behavior of using dwarf2_per_cu::index as the identity. Change-Id: Ief3df9a71ac26ca7c07a7b79ca0c26c9d031c11d Approved-By: Tom Tromey <tom@tromey.com>
85 lines
2.2 KiB
C
85 lines
2.2 KiB
C
/* DWARF index storage
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Copyright (C) 2022-2025 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "dwarf2/cooked-index-storage.h"
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/* See cooked-index-storage.h. */
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cooked_index_storage::cooked_index_storage ()
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: m_shard (new cooked_index_shard)
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{
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}
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/* See cooked-index-storage.h. */
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cutu_reader *
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cooked_index_storage::get_reader (dwarf2_per_cu *per_cu)
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{
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auto it = m_reader_hash.find (*per_cu);
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return it != m_reader_hash.end () ? it->get () : nullptr;
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}
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/* See cooked-index-storage.h. */
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cutu_reader *
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cooked_index_storage::preserve (cutu_reader_up reader)
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{
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m_abbrev_table_cache.add (reader->release_abbrev_table ());
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auto [it, inserted] = m_reader_hash.insert (std::move (reader));
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gdb_assert (inserted);
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return it->get();
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}
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/* See cooked-index-storage.h. */
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std::uint64_t
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cooked_index_storage::cutu_reader_hash::operator()
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(const cutu_reader_up &reader) const noexcept
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{
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return (*this) (*reader->cu ()->per_cu);
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}
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/* See cooked-index-storage.h. */
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std::uint64_t
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cooked_index_storage::cutu_reader_hash::operator() (const dwarf2_per_cu &per_cu)
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const noexcept
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{
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return per_cu.index;
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}
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/* See cooked-index-storage.h. */
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bool
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cooked_index_storage::cutu_reader_eq::operator() (const cutu_reader_up &a,
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const cutu_reader_up &b) const noexcept
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{
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return (*this) (*a->cu ()->per_cu, b);
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}
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/* See cooked-index-storage.h. */
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bool cooked_index_storage::cutu_reader_eq::operator()
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(const dwarf2_per_cu &per_cu, const cutu_reader_up &reader) const noexcept
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{
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return per_cu.index == reader->cu ()->per_cu->index;
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}
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