diff --git a/src/movegen.cpp b/src/movegen.cpp index 255dce04..6b28a52e 100644 --- a/src/movegen.cpp +++ b/src/movegen.cpp @@ -25,13 +25,21 @@ namespace Stockfish { namespace { - template + template ExtMove* make_promotions(ExtMove* moveList, [[maybe_unused]] Square to) { if constexpr (Type == CAPTURES || Type == EVASIONS || Type == NON_EVASIONS) + { *moveList++ = make(to - D, to, QUEEN); + if constexpr (Enemy && Type == CAPTURES) + { + *moveList++ = make(to - D, to, ROOK); + *moveList++ = make(to - D, to, BISHOP); + *moveList++ = make(to - D, to, KNIGHT); + } + } - if constexpr (Type == QUIETS || Type == EVASIONS || Type == NON_EVASIONS) + if constexpr ((Type == QUIETS && !Enemy) || Type == EVASIONS || Type == NON_EVASIONS) { *moveList++ = make(to - D, to, ROOK); *moveList++ = make(to - D, to, BISHOP); @@ -106,13 +114,13 @@ namespace { b3 &= target; while (b1) - moveList = make_promotions(moveList, pop_lsb(b1)); + moveList = make_promotions(moveList, pop_lsb(b1)); while (b2) - moveList = make_promotions(moveList, pop_lsb(b2)); + moveList = make_promotions(moveList, pop_lsb(b2)); while (b3) - moveList = make_promotions(moveList, pop_lsb(b3)); + moveList = make_promotions(moveList, pop_lsb(b3)); } // Standard and en passant captures