STC:
LLR: 2.96 (-2.94,2.94) [-3.00,1.00]
Total: 20626 W: 3977 L: 3855 D: 12794
LTC:
LLR: 3.10 (-2.94,2.94) [-3.00,1.00]
Total: 87334 W: 13675 L: 13648 D: 60011
Retire also the now unused pawn_on_7th() helper.
bench:
8248166
/// The Stats struct stores moves statistics. According to the template parameter
/// the class can store History and Countermoves. History records how often
/// different moves have been successful or unsuccessful during the current search
-/// and is used for reduction and move ordering decisions.
+/// and is used for reduction and move ordering decisions.
/// Countermoves store the move that refute a previous one. Entries are stored
/// using only the moving piece and destination square, hence two moves with
/// different origin but same destination and piece will be considered identical.
void update(Piece pc, Square to, Value v) {
if (abs(table[pc][to] + v) < Max)
- table[pc][to] += v;
+ table[pc][to] += v;
}
private:
// Piece specific
bool pawn_passed(Color c, Square s) const;
- bool pawn_on_7th(Color c) const;
bool opposite_bishops() const;
// Doing and undoing moves
&& opposite_colors(pieceList[WHITE][BISHOP][0], pieceList[BLACK][BISHOP][0]);
}
-inline bool Position::pawn_on_7th(Color c) const {
- return pieces(c, PAWN) & rank_bb(relative_rank(c, RANK_7));
-}
-
inline bool Position::is_chess960() const {
return chess960;
}
if ( !PvNode
&& depth < 4 * ONE_PLY
&& eval + razor_margin(depth) <= alpha
- && ttMove == MOVE_NONE
- && !pos.pawn_on_7th(pos.side_to_move()))
+ && ttMove == MOVE_NONE)
{
if ( depth <= ONE_PLY
&& eval + razor_margin(3 * ONE_PLY) <= alpha)