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Micro optimization in extension()

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Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba 2008-12-29 11:57:07 +01:00
parent 0da1d6a846
commit d99a95df29
1 changed files with 11 additions and 8 deletions
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3
src/search.cpp
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@ -2195,6 +2195,8 @@ namespace {
if (mateThreat) if (mateThreat)
result += MateThreatExtension[pvNode]; result += MateThreatExtension[pvNode];
if (pos.type_of_piece_on(move_from(m)) == PAWN)
{
if (pos.move_is_pawn_push_to_7th(m)) if (pos.move_is_pawn_push_to_7th(m))
{ {
result += PawnPushTo7thExtension[pvNode]; result += PawnPushTo7thExtension[pvNode];
@ -2205,6 +2207,7 @@ namespace {
result += PassedPawnExtension[pvNode]; result += PassedPawnExtension[pvNode];
*dangerous = true; *dangerous = true;
} }
}
if ( pos.move_is_capture(m) if ( pos.move_is_capture(m)
&& pos.type_of_piece_on(move_to(m)) != PAWN && pos.type_of_piece_on(move_to(m)) != PAWN