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Micro optimize move_is_ep() and move_is_castle()

Avoid a shift operation moving it at compile time.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2009-05-05 15:09:09 +02:00
parent 6176357ac1
commit da91fab8cb

View file

@ -83,11 +83,11 @@ inline PieceType move_promotion(Move m) {
}
inline bool move_is_ep(Move m) {
return bool((int(m) >> 15) & 1);
return bool(m & (1 << 15));
}
inline bool move_is_castle(Move m) {
return bool((int(m) >> 16) & 1);
return bool(m & (1 << 16));
}
inline bool move_is_short_castle(Move m) {