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Further reduce bitboard.h

gcc_bug
root 2015-01-10 13:31:45 +00:00
parent 9171b8a3de
commit c58c93ae4b
1 changed files with 0 additions and 31 deletions
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src/bitboard.h
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@ -44,37 +44,6 @@ extern Bitboard PassedPawnMask[COLOR_NB][SQUARE_NB];
extern Bitboard PawnAttackSpan[COLOR_NB][SQUARE_NB];
extern Bitboard PseudoAttacks[PIECE_TYPE_NB][SQUARE_NB];
/// Overloads of bitwise operators between a Bitboard and a Square for testing
/// whether a given bit is set in a bitboard, and for setting and clearing bits.
inline bool more_than_one(Bitboard b) {
return b & (b - 1);
}
/// rank_bb() and file_bb() return a bitboard representing all the squares on
/// the given file or rank.
inline Bitboard rank_bb(Rank r) {
return RankBB[r];
}
inline Bitboard rank_bb(Square s) {
return RankBB[rank_of(s)];
}
inline Bitboard file_bb(File f) {
return FileBB[f];
}
inline Bitboard file_bb(Square s) {
return FileBB[file_of(s)];
}
/// adjacent_files_bb() returns a bitboard representing all the squares on the
/// adjacent files of the given one.
inline Bitboard adjacent_files_bb(File f) {
return AdjacentFilesBB[f];
}