Rewrite bsfq management

[stockfish] / src / bitboard.cpp

diff --git a/src/bitboard.cpp b/src/bitboard.cpp
index 7a4d73c9cb6b2adbbbd8204777327d5311201375..4ea69ebc757df81fbea8f70d79e1d54c7d568446 100644 (file)
--- a/src/bitboard.cpp
+++ b/src/bitboard.cpp
@@ -2,6 +2,7 @@
   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) 2015-2016 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
@@ -75,7 +76,7 @@ namespace {
   }
 }
 
-#ifndef USE_BSFQ
+#ifdef NO_BSF
 
 /// Software fall-back of lsb() and msb() for CPU lacking hardware support
 
@@ -111,7 +112,7 @@ Square msb(Bitboard b) {
   return Square(result + MSBTable[b32]);
 }
 
-#endif // ifndef USE_BSFQ
+#endif // ifdef NO_BSF
 
 
 /// Bitboards::pretty() returns an ASCII representation of a bitboard suitable