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Merge commit 'b209f14b1ee0cda8cbd7fa3a8349e65701d1869f' into cluster

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This is the last commit before there are more conflicts.
This commit is contained in:
Steinar H. Gunderson
2025-12-25 15:48:01 +01:00
parent d83e63c163 b209f14b1e
commit d002e92294
3 changed files with 7 additions and 22 deletions
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src/search.cpp
+2 -17
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@@ -87,7 +87,7 @@ Value to_corrected_static_eval(Value v, const Worker& w, const Position& pos) {
}
// History and stats update bonus, based on depth
int stat_bonus(Depth d) { return std::clamp(190 * d - 298, 20, 1596); }
int stat_bonus(Depth d) { return std::min(190 * d - 108, 1596); }
// History and stats update malus, based on depth
int stat_malus(Depth d) { return (d < 4 ? 736 * d - 268 : 2044); }
@@ -911,8 +911,6 @@ Value Search::Worker::search(
assert(probCutBeta < VALUE_INFINITE && probCutBeta > beta);
MovePicker mp(pos, ttData.move, probCutBeta - ss->staticEval, &thisThread->captureHistory);
Move probcutCapturesSearched[32];
int probcutCaptureCount = 0;
Piece captured;
while ((move = mp.next_move()) != Move::none())
@@ -950,16 +948,6 @@ Value Search::Worker::search(
thisThread->captureHistory[movedPiece][move.to_sq()][type_of(captured)]
<< stat_bonus(depth - 2);
for (int i = 0; i < probcutCaptureCount; i++)
{
movedPiece = pos.moved_piece(probcutCapturesSearched[i]);
captured = pos.piece_on(probcutCapturesSearched[i].to_sq());
thisThread->captureHistory[movedPiece][probcutCapturesSearched[i].to_sq()]
[type_of(captured)]
<< -stat_malus(depth - 3);
}
// Save ProbCut data into transposition table
Distributed::save(tt, threads, thisThread, ttWriter, posKey,
value_to_tt(value, ss->ply), ss->ttPv, BOUND_LOWER, depth - 3,
@@ -967,9 +955,6 @@ Value Search::Worker::search(
return std::abs(value) < VALUE_TB_WIN_IN_MAX_PLY ? value - (probCutBeta - beta)
: value;
}
if (probcutCaptureCount < 32)
probcutCapturesSearched[probcutCaptureCount++] = move;
}
Eval::NNUE::hint_common_parent_position(pos, networks[numaAccessToken], refreshTable);
@@ -1836,7 +1821,7 @@ void update_all_stats(const Position& pos,
Piece moved_piece = pos.moved_piece(bestMove);
PieceType captured;
int quietMoveBonus = stat_bonus(depth + 1);
int quietMoveBonus = stat_bonus(depth);
int quietMoveMalus = stat_malus(depth);
if (!pos.capture_stage(bestMove))