LMR Simplification

[stockfish] / src / main.cpp

diff --git a/src/main.cpp b/src/main.cpp
index 94ee076be147cf5513950a57fe6f89eb2b183bd8..6fee591d8ff18b9826298a815d6dcf2209c13470 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,7 +1,8 @@
 /*
   Stockfish, a UCI chess playing engine derived from Glaurung 2.1
   Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
-  Copyright (C) 2008-2009 Marco Costalba
+  Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+  Copyright (C) 2015-2016 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
@@ -17,71 +18,35 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-// To profile with callgrind uncomment following line
-//#define USE_CALLGRIND
-
-
-////
-//// Includes
-////
-
 #include <iostream>
-#include <string>
 
-#include "benchmark.h"
-#include "bitcount.h"
-#include "misc.h"
+#include "bitboard.h"
+#include "evaluate.h"
+#include "position.h"
+#include "search.h"
+#include "thread.h"
+#include "tt.h"
 #include "uci.h"
+#include "syzygy/tbprobe.h"
 
-#ifdef USE_CALLGRIND
-#include <valgrind/callgrind.h>
-#endif
-
-using namespace std;
-
-
-////
-//// Functions
-////
-
-int main(int argc, char *argv[]) {
-
-  // Disable IO buffering
-  cout.rdbuf()->pubsetbuf(NULL, 0);
-  cin.rdbuf()->pubsetbuf(NULL, 0);
-
-  // Initialization through global resources manager
-  Application::initialize();
-
-#ifdef USE_CALLGRIND
-  CALLGRIND_START_INSTRUMENTATION;
-#endif
+int main(int argc, char* argv[]) {
 
-  // Process command line arguments if any
-  if (argc > 1)
-  {
-      if (string(argv[1]) != "bench" || argc < 4 || argc > 7)
-          cout << "Usage: stockfish bench <hash size> <threads> "
-               << "[time = 60s] [fen positions file = default] "
-               << "[time, depth or node limited = time]" << endl;
-      else
-      {
-          string time = argc > 4 ? argv[4] : "60";
-          string fen = argc > 5 ? argv[5] : "default";
-          string lim = argc > 6 ? argv[6] : "time";
-          benchmark(string(argv[2]) + " " + string(argv[3]) + " " + time + " " + fen + " " + lim);
-      }
-      return 0;
-  }
+  std::cout << engine_info() << std::endl;
 
-  // Print copyright notice
-  cout << engine_name()
-       << ". By Tord Romstad, Marco Costalba, Joona Kiiski." << endl;
+  UCI::init(Options);
+  PSQT::init();
+  Bitboards::init();
+  Position::init();
+  Bitbases::init();
+  Search::init();
+  Eval::init();
+  Pawns::init();
+  Threads.init();
+  Tablebases::init(Options["SyzygyPath"]);
+  TT.resize(Options["Hash"]);
 
-  if (CpuHasPOPCNT)
-      cout << "Good! CPU has hardware POPCNT. We will use it." << endl;
+  UCI::loop(argc, argv);
 
-  // Enter UCI mode
-  uci_main_loop();
+  Threads.exit();
   return 0;
 }