Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+ Copyright (C) 2015-2017 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
// 7-man positions
"8/R7/2q5/8/6k1/8/1P5p/K6R w - - 0 124", // Draw
+
+ // Mate and stalemate positions
+ "8/8/8/8/8/6k1/6p1/6K1 w - -",
+ "5k2/5P2/5K2/8/8/8/8/8 b - -",
+ "8/8/8/8/8/4k3/4p3/4K3 w - -",
+ "8/8/8/8/8/5K2/8/3Q1k2 b - -",
+ "7k/7P/6K1/8/3B4/8/8/8 b - -"
};
} // namespace
void benchmark(const Position& current, istream& is) {
string token;
- Search::LimitsType limits;
vector<string> fens;
+ Search::LimitsType limits;
// Assign default values to missing arguments
string ttSize = (is >> token) ? token : "16";
Options["Hash"] = ttSize;
Options["Threads"] = threads;
- Search::reset();
+ Search::clear();
if (limitType == "time")
- limits.movetime = stoi(limit); // movetime is in ms
+ limits.movetime = stoi(limit); // movetime is in millisecs
else if (limitType == "nodes")
- limits.nodes = stoi(limit);
+ limits.nodes = stoll(limit);
else if (limitType == "mate")
limits.mate = stoi(limit);
uint64_t nodes = 0;
TimePoint elapsed = now();
+ Position pos;
for (size_t i = 0; i < fens.size(); ++i)
{
- Position pos(fens[i], Options["UCI_Chess960"], Threads.main());
+ StateListPtr states(new std::deque<StateInfo>(1));
+ pos.set(fens[i], Options["UCI_Chess960"], &states->back(), Threads.main());
cerr << "\nPosition: " << i + 1 << '/' << fens.size() << endl;
if (limitType == "perft")
- nodes += Search::perft<true>(pos, limits.depth * ONE_PLY);
+ nodes += Search::perft(pos, limits.depth * ONE_PLY);
else
{
- Search::StateStackPtr st;
limits.startTime = now();
- Threads.start_thinking(pos, limits, st);
- Threads.main()->join();
+ Threads.start_thinking(pos, states, limits);
+ Threads.main()->wait_for_search_finished();
nodes += Threads.nodes_searched();
}
}
elapsed = now() - elapsed + 1; // Ensure positivity to avoid a 'divide by zero'
- dbg_print(); // Just before to exit
+ dbg_print(); // Just before exiting
cerr << "\n==========================="
<< "\nTotal time (ms) : " << elapsed