mirror of
https://github.com/official-stockfish/Stockfish.git
synced 2026-07-23 05:07:14 +00:00
Tomasz SobczykandJoost VandeVondele
3ac75cd27d
`speedtest [threads] [hash_MiB] [time_s]`. `threads` default to system concurrency. `hash_MiB` defaults to `threads*128`. `time_s` defaults to 150.
Intended to be used with default parameters, as a stable hardware benchmark.
Example:
```
C:\dev\stockfish-master\src>stockfish.exe speedtest
Stockfish dev-20240928-nogit by the Stockfish developers (see AUTHORS file)
info string Using 16 threads
Warmup position 3/3
Position 258/258
===========================
Version : Stockfish dev-20240928-nogit
Compiled by : g++ (GNUC) 13.2.0 on MinGW64
Compilation architecture : x86-64-vnni256
Compilation settings : 64bit VNNI BMI2 AVX2 SSE41 SSSE3 SSE2 POPCNT
Compiler __VERSION__ macro : 13.2.0
Large pages : yes
User invocation : speedtest
Filled invocation : speedtest 16 2048 150
Available processors : 0-15
Thread count : 16
Thread binding : none
TT size [MiB] : 2048
Hash max, avg [per mille] :
single search : 40, 21
single game : 631, 428
Total nodes searched : 2099917842
Total search time [s] : 153.937
Nodes/second : 13641410
```
-------------------------------
Small unrelated tweaks:
- Network verification output is now handled as a callback.
- TT hashfull queries allow specifying maximum entry age.
closes https://github.com/official-stockfish/Stockfish/pull/5354
No functional change
134 lines
4.3 KiB
C++
134 lines
4.3 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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#ifndef ENGINE_H_INCLUDED
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#define ENGINE_H_INCLUDED
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#include <cstddef>
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#include <cstdint>
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#include <functional>
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#include <optional>
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#include <string>
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#include <string_view>
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#include <utility>
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#include <vector>
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#include "nnue/network.h"
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#include "numa.h"
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#include "position.h"
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#include "search.h"
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#include "syzygy/tbprobe.h" // for Stockfish::Depth
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#include "thread.h"
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#include "tt.h"
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#include "ucioption.h"
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namespace Stockfish {
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enum Square : int;
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class Engine {
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public:
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using InfoShort = Search::InfoShort;
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using InfoFull = Search::InfoFull;
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using InfoIter = Search::InfoIteration;
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Engine(std::optional<std::string> path = std::nullopt);
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// Cannot be movable due to components holding backreferences to fields
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Engine(const Engine&) = delete;
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Engine(Engine&&) = delete;
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Engine& operator=(const Engine&) = delete;
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Engine& operator=(Engine&&) = delete;
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~Engine() { wait_for_search_finished(); }
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std::uint64_t perft(const std::string& fen, Depth depth, bool isChess960);
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// non blocking call to start searching
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void go(Search::LimitsType&);
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// non blocking call to stop searching
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void stop();
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// blocking call to wait for search to finish
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void wait_for_search_finished();
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// set a new position, moves are in UCI format
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void set_position(const std::string& fen, const std::vector<std::string>& moves);
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// modifiers
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void set_numa_config_from_option(const std::string& o);
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void resize_threads();
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void set_tt_size(size_t mb);
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void set_ponderhit(bool);
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void search_clear();
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void set_on_update_no_moves(std::function<void(const InfoShort&)>&&);
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void set_on_update_full(std::function<void(const InfoFull&)>&&);
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void set_on_iter(std::function<void(const InfoIter&)>&&);
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void set_on_bestmove(std::function<void(std::string_view, std::string_view)>&&);
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void set_on_verify_networks(std::function<void(std::string_view)>&&);
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// network related
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void verify_networks() const;
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void load_networks();
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void load_big_network(const std::string& file);
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void load_small_network(const std::string& file);
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void save_network(const std::pair<std::optional<std::string>, std::string> files[2]);
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// utility functions
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void trace_eval() const;
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const OptionsMap& get_options() const;
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OptionsMap& get_options();
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int get_hashfull(int maxAge = 0) const;
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std::string fen() const;
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void flip();
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std::string visualize() const;
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std::vector<std::pair<size_t, size_t>> get_bound_thread_count_by_numa_node() const;
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std::string get_numa_config_as_string() const;
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std::string numa_config_information_as_string() const;
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std::string thread_allocation_information_as_string() const;
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std::string thread_binding_information_as_string() const;
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private:
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const std::string binaryDirectory;
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NumaReplicationContext numaContext;
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Position pos;
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StateListPtr states;
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Square capSq;
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OptionsMap options;
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ThreadPool threads;
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TranspositionTable tt;
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LazyNumaReplicated<Eval::NNUE::Networks> networks;
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Search::SearchManager::UpdateContext updateContext;
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std::function<void(std::string_view)> onVerifyNetworks;
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};
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} // namespace Stockfish
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#endif // #ifndef ENGINE_H_INCLUDED
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