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Assorted cleanup of last patches

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No functional change.
This commit is contained in:
Marco Costalba
2015-04-11 23:21:52 +02:00
parent a66c73deef
commit fb03188fc7
4 changed files with 11 additions and 14 deletions
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13
src/search.cpp
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@@ -1068,7 +1068,6 @@ moves_loop: // When in check and at SpNode search starts from here
rm.score = -VALUE_INFINITE;
}
bool newBestMove = false;
if (value > bestValue)
{
bestValue = SpNode ? splitPoint->bestValue = value : value;
@@ -1081,7 +1080,6 @@ moves_loop: // When in check and at SpNode search starts from here
&& (move != EasyMove.get(pos.key()) || moveCount > 1))
EasyMove.clear();
newBestMove = true;
bestMove = SpNode ? splitPoint->bestMove = move : move;
if (PvNode && !RootNode) // Update pv even in fail-high case
@@ -1101,7 +1099,7 @@ moves_loop: // When in check and at SpNode search starts from here
}
}
if (!SpNode && !captureOrPromotion && !newBestMove && quietCount < 64)
if (!SpNode && !captureOrPromotion && move != bestMove && quietCount < 64)
quietsSearched[quietCount++] = move;
// Step 19. Check for splitting the search
@@ -1147,7 +1145,7 @@ moves_loop: // When in check and at SpNode search starts from here
: inCheck ? mated_in(ss->ply) : DrawValue[pos.side_to_move()];
// Quiet best move: update killers, history and countermoves
else if (bestMove != MOVE_NONE && !pos.capture_or_promotion(bestMove))
else if (bestMove && !pos.capture_or_promotion(bestMove))
update_stats(pos, ss, bestMove, depth, quietsSearched, quietCount);
tte->save(posKey, value_to_tt(bestValue, ss->ply),
@@ -1405,9 +1403,12 @@ moves_loop: // When in check and at SpNode search starts from here
*pv = MOVE_NONE;
}
// update_stats() updates killers, history, countermove history and countermoves stats for a quiet best move.
void update_stats(const Position& pos, Stack* ss, Move move, Depth depth, Move* quiets, int quietsCnt) {
// update_stats() updates killers, history, countermove history and
// countermoves stats for a quiet best move.
void update_stats(const Position& pos, Stack* ss, Move move,
Depth depth, Move* quiets, int quietsCnt) {
if (ss->killers[0] != move)
{