- for (Square s = std::min(kfrom, kto), e = std::max(kfrom, kto); s <= e; s++)
- if ( s != kfrom // We are not in check
- && (pos.attackers_to(s) & enemies))
- return mlist;
-
- // Because we generate only legal castling moves we need to verify that
- // when moving the castling rook we do not discover some hidden checker.
- // For instance an enemy queen in SQ_A1 when castling rook is in SQ_B1.
- if ( pos.is_chess960()
- && (pos.attackers_to(kto, pos.occupied_squares() ^ rfrom) & enemies))
- return mlist;
-
- (*mlist++).move = make_castle(kfrom, rfrom);
-
- if (OnlyChecks && !pos.move_gives_check((mlist - 1)->move, CheckInfo(pos)))
- mlist--;
-
- return mlist;
- }
-
-
- template<Square Delta>
- inline Bitboard move_pawns(Bitboard p) {
-
- return Delta == DELTA_N ? p << 8
- : Delta == DELTA_S ? p >> 8
- : Delta == DELTA_NE ? (p & ~FileHBB) << 9
- : Delta == DELTA_SE ? (p & ~FileHBB) >> 7
- : Delta == DELTA_NW ? (p & ~FileABB) << 7
- : Delta == DELTA_SW ? (p & ~FileABB) >> 9 : 0;
- }
-
-
- template<MoveType Type, Square Delta>
- inline MoveStack* generate_promotions(MoveStack* mlist, Bitboard pawnsOn7, Bitboard target, Square ksq) {
-
- Bitboard b = move_pawns<Delta>(pawnsOn7) & target;
-
- while (b)