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[XThread] Changed behaviour for threads requesting Yield with non-alertable state

This commit is contained in:
Gliniak 2025-05-21 22:47:10 +02:00
parent f4b854e484
commit 9703501b54
1 changed files with 12 additions and 8 deletions
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20
src/xenia/kernel/xthread.cc
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@ -763,13 +763,8 @@ X_STATUS XThread::Delay(uint32_t processor_mode, uint32_t alertable,
timeout_ms = uint32_t(-timeout_ticks / 10000); // Ticks -> MS
} else {
timeout_ms = 0;
// TODO(Gliniak): Check how it works, but it seems outright wrong.
// However some titles like to change priority then go to sleep with timeout
// 0.
if (priority_ <= xe::threading::ThreadPriority::kBelowNormal) {
timeout_ms = 1;
}
}
timeout_ms = Clock::ScaleGuestDurationMillis(timeout_ms);
if (alertable) {
auto result =
@ -782,9 +777,18 @@ X_STATUS XThread::Delay(uint32_t processor_mode, uint32_t alertable,
return X_STATUS_USER_APC;
}
} else {
xe::threading::Sleep(std::chrono::milliseconds(timeout_ms));
return X_STATUS_SUCCESS;
if (timeout_ms == 0) {
if (priority_ <= xe::threading::ThreadPriority::kBelowNormal) {
xe::threading::NanoSleep(100);
} else {
xe::threading::MaybeYield();
}
} else {
xe::threading::Sleep(std::chrono::milliseconds(timeout_ms));
}
}
return X_STATUS_SUCCESS;
}
struct ThreadSavedState {