Introduce bitcount.h

[stockfish] / src / main.cpp

diff --git a/src/main.cpp b/src/main.cpp
index 49c66c0da69384e761034607a9548936a9ae9fe7..9198620660a6e2b731988abe4f9f19f773edaba7 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1,95 +1,83 @@
 /*
-  Glaurung, a UCI chess playing engine.
-  Copyright (C) 2004-2008 Tord Romstad
+  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
 
-  Glaurung is free software: you can redistribute it and/or modify
+  Stockfish is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.
-  
-  Glaurung is distributed in the hope that it will be useful,
+
+  Stockfish is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
-  
+
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+// To profile with callgrind uncomment following line
+#define USE_CALLGRIND
+
 
 ////
 //// Includes
 ////
 
-#include <cstdlib>
 #include <iostream>
+#include <string>
 
 #include "benchmark.h"
-#include "bitboard.h"
-#include "direction.h"
-#include "endgame.h"
-#include "evaluate.h"
-#include "material.h"
-#include "mersenne.h"
 #include "misc.h"
-#include "movepick.h"
-#include "position.h"
-#include "search.h"
-#include "thread.h"
 #include "uci.h"
-#include "ucioption.h"
 
+#ifdef USE_CALLGRIND
+#include <valgrind/callgrind.h>
+#endif
+
+using namespace std;
 
-//// 
+
+////
 //// Functions
 ////
 
 int main(int argc, char *argv[]) {
 
   // Disable IO buffering
-  setbuf(stdin, NULL);
-  setbuf(stdout, NULL);
-  std::cout.rdbuf()->pubsetbuf(NULL, 0);
-  std::cin.rdbuf()->pubsetbuf(NULL, 0);
-
-  // Initialization
-
-  init_mersenne();
-  init_direction_table();
-  init_bitboards();
-  init_uci_options();
-  Position::init_zobrist();
-  Position::init_piece_square_tables();
-  MaterialInfo::init();
-  MovePicker::init_phase_table();
-  init_eval(1);
-  init_bitbases();
-  init_threads();
-
-  // Make random number generation less deterministic, for book moves
-  int i = abs(get_system_time() % 10000);
-  for(int j = 0; j < i; j++)
-    genrand_int32();
-
-  // Process command line arguments
-  if(argc >= 2) {
-    if(std::string(argv[1]) == "bench") {
-      if(argc != 4) {
-        std::cout << "Usage: glaurung bench <hash> <threads>" << std::endl;
-        exit(0);
+  cout.rdbuf()->pubsetbuf(NULL, 0);
+  cin.rdbuf()->pubsetbuf(NULL, 0);
+
+  // Initialization through global resources manager
+  Application::initialize();
+
+#ifdef USE_CALLGRIND
+  CALLGRIND_START_INSTRUMENTATION;
+#endif
+
+  // 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);
       }
-      benchmark(std::string(argv[2]), std::string(argv[3]));
       return 0;
-    }
   }
 
   // Print copyright notice
-  std::cout << engine_name() << ".  "
-            << "Copyright (C) 2004-2008 Tord Romstad."
-            << std::endl;
+  cout << engine_name() << ".  Copyright (C) "
+       << "2004-2009 Tord Romstad, Marco Costalba. " << endl;
 
   // Enter UCI mode
   uci_main_loop();
-
   return 0;
 }