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Check for time limit more often #313

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Merged
kevlu8 merged 1 commit into from
May 11, 2026
Merged

Check for time limit more often #313

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8 changes: 4 additions & 4 deletions engine/search.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -200,8 +200,8 @@ Value quiesce(Position &pos, ThreadInfo &ti, Value alpha, Value beta, int side,

if (ti.is_main) {
auto cur_nodes = nodes[ti.id].get();
if (!(cur_nodes & 4095)) {
// The time check is relatively expensive and thus only performed every 4096 nodes
if (!(cur_nodes & 1023)) {
// The time check is relatively expensive and thus only performed every 1024 nodes
auto time = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::steady_clock::now() - start).count();
if (time > mxtime) {
stop_search = true;
Expand Down Expand Up @@ -378,8 +378,8 @@ Value negamax(Position &pos, ThreadInfo &ti, int depth, Value alpha = -VALUE_INF

if (ti.is_main) {
auto cur_nodes = nodes[ti.id].get();
if (!(cur_nodes & 4095)) {
// The time check is relatively expensive and thus only performed every 4096 nodes
if (!(cur_nodes & 1023)) {
// The time check is relatively expensive and thus only performed every 1024 nodes
auto time = std::chrono::duration_cast<std::chrono::milliseconds>(std::chrono::steady_clock::now() - start).count();
if (time > mxtime) {
stop_search = true;
Expand Down
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