#include "types.h"
+namespace Stockfish {
+
namespace Bitbases {
void init();
bool probe(Square wksq, Square wpsq, Square bksq, Color us);
-}
+} // namespace Stockfish::Bitbases
namespace Bitboards {
void init();
-const std::string pretty(Bitboard b);
+std::string pretty(Bitboard b);
-}
+} // namespace Stockfish::Bitboards
constexpr Bitboard AllSquares = ~Bitboard(0);
constexpr Bitboard DarkSquares = 0xAA55AA55AA55AA55ULL;
#endif
+/// least_significant_square_bb() returns the bitboard of the least significant
+/// square of a non-zero bitboard. It is equivalent to square_bb(lsb(bb)).
+
+inline Bitboard least_significant_square_bb(Bitboard b) {
+ assert(b);
+ return b & -b;
+}
/// pop_lsb() finds and clears the least significant bit in a non-zero bitboard
return c == WHITE ? msb(b) : lsb(b);
}
+} // namespace Stockfish
+
#endif // #ifndef BITBOARD_H_INCLUDED