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Fix thread_ctrl::wait_for_accurate #15195

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merged 2 commits into from Feb 11, 2024
Merged

Fix thread_ctrl::wait_for_accurate #15195

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f2f5f40
Fixup HW thread switch delay condition for performance
elad335 Feb 11, 2024
e2f2189
Thread.cpp: Explicitly state difference type in thread_ctrl::wait_for…
elad335 Feb 11, 2024
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2 changes: 1 addition & 1 deletion Utilities/Thread.cpp
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Expand Up @@ -2427,7 +2427,7 @@ void thread_ctrl::wait_for_accurate(u64 usec)
break;
}

usec = (until - current).count();
usec = std::chrono::duration_cast<std::chrono::microseconds>(until - current).count();
}
#endif
}
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16 changes: 10 additions & 6 deletions rpcs3/Emu/Cell/lv2/lv2.cpp
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Expand Up @@ -1725,13 +1725,17 @@ bool lv2_obj::awake_unlocked(cpu_thread* cpu, s32 prio)
{
if (current_ppu->prio.load().prio > lowest_new_priority)
{
if (!current_ppu->state.test_and_set(cpu_flag::yield) || current_ppu->hw_sleep_time != 0)
// When not being set to All timers - activate only for sys_ppu_thread_start
if (current_ppu->gpr[11] == 0x35 || g_cfg.core.sleep_timers_accuracy == sleep_timers_accuracy_level::_all_timers)
{
current_ppu->hw_sleep_time += 35; // Seems like 35us after extensive testing
}
else
{
current_ppu->hw_sleep_time = 30000; // In addition to another flag's use (TODO: Refactor and clean this)
if (!current_ppu->state.test_and_set(cpu_flag::yield) || current_ppu->hw_sleep_time != 0)
{
current_ppu->hw_sleep_time += 35; // Seems like 35us after extensive testing
}
else
{
current_ppu->hw_sleep_time = 30000; // In addition to another flag's use (TODO: Refactor and clean this)
}
}
}
}
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