core_timing: Make use of MicroSleep for x64 CPUs
For CPUs that support tpause, this should result in significant CPU power savings over thread yield in this spin wait.
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@ -10,6 +10,10 @@
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#include "common/windows/timer_resolution.h"
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#endif
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#ifdef ARCHITECTURE_x86_64
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#include "common/x64/cpu_wait.h"
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#endif
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#include "common/microprofile.h"
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#include "core/core_timing.h"
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#include "core/core_timing_util.h"
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@ -269,7 +273,11 @@ void CoreTiming::ThreadLoop() {
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if (wait_time >= timer_resolution_ns) {
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Common::Windows::SleepForOneTick();
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} else {
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#ifdef ARCHITECTURE_x86_64
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Common::X64::MicroSleep();
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#else
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std::this_thread::yield();
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#endif
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}
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}
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