Rewrite Book implementation

[stockfish] / src / main.cpp

diff --git a/src/main.cpp b/src/main.cpp
index e01599db8e9893f80cc3b3143cb8f6063bbe8bc1..01fb47860b092d43d837099234d56786f3c2164f 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -17,6 +17,8 @@
   along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
+// To profile with callgrind uncomment following line
+//#define USE_CALLGRIND
 
 ////
 //// Includes
@@ -39,6 +41,10 @@
 #include "uci.h"
 #include "ucioption.h"
 
+#ifdef USE_CALLGRIND
+#include <valgrind/callgrind.h>
+#endif
+
 using std::string;
 
 ////
@@ -52,7 +58,6 @@ int main(int argc, char *argv[]) {
   std::cin.rdbuf()->pubsetbuf(NULL, 0);
 
   // Initialization
-
   init_mersenne();
   init_direction_table();
   init_bitboards();
@@ -64,6 +69,10 @@ int main(int argc, char *argv[]) {
   init_bitbases();
   init_threads();
 
+#ifdef USE_CALLGRIND
+  CALLGRIND_START_INSTRUMENTATION;
+#endif
+
   // Make random number generation less deterministic, for book moves
   for (int i = abs(get_system_time() % 10000); i > 0; i--)
       genrand_int32();
@@ -73,7 +82,7 @@ int main(int argc, char *argv[]) {
   {
       if (argc < 4 || argc > 7)
       {
-        std::cout << "Usage: glaurung bench <hash size> <threads> "
+        std::cout << "Usage: stockfish bench <hash size> <threads> "
                   << "[time = 60s] [fen positions file = default] "
                   << "[time, depth or node limited = time]"
                   << std::endl;