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Break from aspiration window loop when Signals.stop is true only after outputting pv info dump #20

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Break from aspiration window loop when Signals.stop is true only after outputting pv info dump #20

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break from aspiration window loop on Signals.stop only after outputti…
tpsinnem Aug 4, 2012
6ed7a1a
removed worry comment
tpsinnem Aug 4, 2012
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10 changes: 5 additions & 5 deletions src/search.cpp
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Expand Up @@ -416,17 +416,17 @@ namespace {
for (size_t i = 0; i <= PVIdx; i++) for (size_t i = 0; i <= PVIdx; i++)
RootMoves[i].insert_pv_in_tt(pos); RootMoves[i].insert_pv_in_tt(pos);


// Send full PV info to GUI if we are going to leave the loop or
// if we have a fail high/low and we are deep in the search.
if ((bestValue > alpha && bestValue < beta) || SearchTime.elapsed() > 2000)
cout << uci_pv(pos, depth, alpha, beta) << endl;

// If search has been stopped exit the aspiration window loop. // If search has been stopped exit the aspiration window loop.
// Sorting and writing PV back to TT is safe becuase RootMoves // Sorting and writing PV back to TT is safe becuase RootMoves
// is still valid, although refers to previous iteration. // is still valid, although refers to previous iteration.
if (Signals.stop) if (Signals.stop)
break; break;


// Send full PV info to GUI if we are going to leave the loop or
// if we have a fail high/low and we are deep in the search.
if ((bestValue > alpha && bestValue < beta) || SearchTime.elapsed() > 2000)
cout << uci_pv(pos, depth, alpha, beta) << endl;

// In case of failing high/low increase aspiration window and // In case of failing high/low increase aspiration window and
// research, otherwise exit the fail high/low loop. // research, otherwise exit the fail high/low loop.
if (bestValue >= beta) if (bestValue >= beta)
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