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Move legal check out of MovePicker

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No functional change.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2011-05-23 14:58:07 +02:00
parent 45ce92b89c
commit 4b232f5ddc
3 changed files with 11 additions and 17 deletions
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src/search.cpp
+6 -1
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@@ -880,6 +880,7 @@ split_point_start: // At split points actual search starts from here
// Initialize a MovePicker object for the current position
MovePickerExt<SpNode, Root> mp(pos, ttMove, depth, H, ss, (PvNode ? -VALUE_INFINITE : beta));
CheckInfo ci(pos);
Bitboard pinned = pos.pinned_pieces(pos.side_to_move());
ss->bestMove = MOVE_NONE;
futilityBase = ss->eval + ss->evalMargin;
singularExtensionNode = !Root
@@ -908,7 +909,7 @@ split_point_start: // At split points actual search starts from here
moveCount = ++sp->moveCount;
lock_release(&(sp->lock));
}
else if (move == excludedMove)
else if (move == excludedMove || !pos.pl_move_is_legal(move, pinned))
continue;
else
moveCount++;
@@ -1325,6 +1326,7 @@ split_point_start: // At split points actual search starts from here
// be generated.
MovePicker mp(pos, ttMove, depth, H);
CheckInfo ci(pos);
Bitboard pinned = pos.pinned_pieces(pos.side_to_move());
// Loop through the moves until no moves remain or a beta cutoff occurs
while ( alpha < beta
@@ -1332,6 +1334,9 @@ split_point_start: // At split points actual search starts from here
{
assert(move_is_ok(move));
if (!pos.pl_move_is_legal(move, pinned))
continue;
givesCheck = pos.move_gives_check(move, ci);
// Futility pruning