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Atomics: use WaitOnAddress if available (Win8+)

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This commit is contained in:
Nekotekina 2020-10-20 22:00:15 +03:00
parent 4384ae15b4
commit f0fd7e2e19
3 changed files with 84 additions and 17 deletions
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4
rpcs3/Emu/CPU/CPUThread.cpp
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@ -818,11 +818,15 @@ bool cpu_thread::suspend_work::push(cpu_thread* _this, bool cancel_if_not_suspen
// Check only CPUs which haven't acknowledged their waiting state yet
for_all_cpu<true>([&](cpu_thread* cpu, u64 index)
{
verify(HERE), cpu->state & cpu_flag::pause;
if (cpu->state & cpu_flag::wait)
{
ctr->cpu_copy_bits[index / 64] &= ~(1ull << (index % 64));
}
});
_mm_pause();
}
// Extract queue and reverse element order (FILO to FIFO) (TODO: maybe leave order as is?)