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bb: Do not use popcount

This commit is contained in:
Calcitem 2020-12-20 09:44:34 +08:00
parent 0bcac7658d
commit 11ee391206
1 changed files with 2 additions and 2 deletions
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4
src/position.cpp
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@ -1597,7 +1597,7 @@ int Position::in_how_many_mills(Square s, Color c, Square squareSelected)
board[millTable[s][l][0]] & board[millTable[s][l][0]] &
board[millTable[s][l][1]]; board[millTable[s][l][1]];
#else #else
bool b = popcount(byColorBB[c] & millTableBB[s][l]) == (3 - 1); bool b = (millTableBB[s][l] && ((byColorBB[c] & millTableBB[s][l]) == millTableBB[s][l]));
#endif #endif
if (b) { if (b) {
@ -1660,7 +1660,7 @@ int Position::add_mills(Square s)
} }
#else #else
// no mill // no mill
if (popcount(byColorBB[m] & millTableBB[s][i]) < (3 - 1)) { if (millTableBB[s][i] == 0 || ((byColorBB[m] & millTableBB[s][i]) != millTableBB[s][i])) {
continue; continue;
} }
#endif #endif