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Disservin
444f03ee95
closes https://github.com/official-stockfish/Stockfish/pull/4954 No functional change
80 lines
2.2 KiB
C++
80 lines
2.2 KiB
C++
/*
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Stockfish, a UCI chess playing engine derived from Glaurung 2.1
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Copyright (C) 2004-2024 The Stockfish developers (see AUTHORS file)
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Stockfish 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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Stockfish 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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*/
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// header used in NNUE evaluation function
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#ifndef NNUE_EVALUATE_NNUE_H_INCLUDED
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#define NNUE_EVALUATE_NNUE_H_INCLUDED
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#include <cstdint>
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#include <iosfwd>
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#include <memory>
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#include <optional>
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#include <string>
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#include "../misc.h"
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#include "nnue_architecture.h"
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#include "nnue_feature_transformer.h"
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namespace Stockfish {
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class Position;
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enum Value : int;
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}
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namespace Stockfish::Eval::NNUE {
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// Hash value of evaluation function structure
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constexpr std::uint32_t HashValue =
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FeatureTransformer::get_hash_value() ^ Network::get_hash_value();
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// Deleter for automating release of memory area
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template<typename T>
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struct AlignedDeleter {
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void operator()(T* ptr) const {
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ptr->~T();
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std_aligned_free(ptr);
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}
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};
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template<typename T>
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struct LargePageDeleter {
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void operator()(T* ptr) const {
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ptr->~T();
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aligned_large_pages_free(ptr);
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}
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};
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template<typename T>
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using AlignedPtr = std::unique_ptr<T, AlignedDeleter<T>>;
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template<typename T>
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using LargePagePtr = std::unique_ptr<T, LargePageDeleter<T>>;
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std::string trace(Position& pos);
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Value evaluate(const Position& pos, bool adjusted = false, int* complexity = nullptr);
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void hint_common_parent_position(const Position& pos);
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bool load_eval(std::string name, std::istream& stream);
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bool save_eval(std::ostream& stream);
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bool save_eval(const std::optional<std::string>& filename);
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} // namespace Stockfish::Eval::NNUE
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#endif // #ifndef NNUE_EVALUATE_NNUE_H_INCLUDED
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