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Convert also generate_pawn_blocking_evasions() to new API

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New compact parameter passing API.

No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2009-05-07 17:08:55 +02:00
parent 9fbe9af0a0
commit be4ee0729d
1 changed files with 12 additions and 7 deletions
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19
src/movegen.cpp
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@ -53,7 +53,7 @@ namespace {
template<CastlingSide Side>
MoveStack* generate_castle_moves(const Position& pos, MoveStack* mlist);
template<Color Us, Rank, Bitboard, SquareDelta>
template<Color Us>
MoveStack* generate_pawn_blocking_evasions(const Position&, Bitboard, Bitboard, MoveStack*);
template<Color Us>
@ -118,10 +118,9 @@ namespace {
template<>
inline MoveStack* generate_piece_moves<PAWN>(const Position& p, MoveStack* m,
Color us, Bitboard t, Bitboard pnd) {
if (us == WHITE)
return generate_pawn_blocking_evasions<WHITE, RANK_8, Rank3BB, DELTA_N>(p, pnd, t, m);
else
return generate_pawn_blocking_evasions<BLACK, RANK_1, Rank6BB, DELTA_S>(p, pnd, t, m);
return (us == WHITE ? generate_pawn_blocking_evasions<WHITE>(p, pnd, t, m)
: generate_pawn_blocking_evasions<BLACK>(p, pnd, t, m));
}
}
@ -850,9 +849,15 @@ namespace {
return mlist;
}
template<Color Us, Rank TRANK_8, Bitboard TRank3BB, SquareDelta TDELTA_N>
template<Color Us>
MoveStack* generate_pawn_blocking_evasions(const Position& pos, Bitboard pinned,
Bitboard blockSquares, MoveStack* mlist) {
// Calculate our parametrized parameters at compile time
const Bitboard TRank8BB = (Us == WHITE ? Rank8BB : Rank1BB);
const Bitboard TRank3BB = (Us == WHITE ? Rank3BB : Rank6BB);
const SquareDelta TDELTA_N = (Us == WHITE ? DELTA_N : DELTA_S);
Square to;
// Find non-pinned pawns and push them one square
@ -867,7 +872,7 @@ namespace {
assert(pos.piece_on(to) == EMPTY);
if (square_rank(to) == TRANK_8)
if (square_rank(to) == TRank8BB)
{
(*mlist++).move = make_promotion_move(to - TDELTA_N, to, QUEEN);
(*mlist++).move = make_promotion_move(to - TDELTA_N, to, ROOK);