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[core, windows] remove microSleep() and simply wait on events like on linux (#3498)

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we shall see if the original code was put there for a reason

or if the microsleeps actually are horrid

Signed-off-by: lizzie <lizzie@eden-emu.dev>

Reviewed-on: https://git.eden-emu.dev/eden-emu/eden/pulls/3498
Reviewed-by: CamilleLaVey <camillelavey99@gmail.com>
Co-authored-by: lizzie <lizzie@eden-emu.dev>
Co-committed-by: lizzie <lizzie@eden-emu.dev>
This commit is contained in:
lizzie 2026-02-09 01:14:32 +01:00 • committed by crueter
parent e544cb3cf6
commit a56b8d3de8
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GPG key ID: 425ACD2D4830EBC6
4 changed files with 3 additions and 118 deletions
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29
src/core/core_timing.cpp
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@ -1,4 +1,4 @@
// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
// SPDX-License-Identifier: GPL-3.0-or-later
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
@ -13,10 +13,6 @@
#include "common/windows/timer_resolution.h"
#endif
#ifdef ARCHITECTURE_x86_64
#include "common/x64/cpu_wait.h"
#endif
#include "common/settings.h"
#include "core/core_timing.h"
#include "core/hardware_properties.h"
@ -287,28 +283,7 @@ void CoreTiming::ThreadLoop() {
if (next_time) {
// There are more events left in the queue, wait until the next event.
auto wait_time = *next_time - GetGlobalTimeNs().count();
if (wait_time > 0) {
#ifdef _WIN32
while (!paused && !event.IsSet() && wait_time > 0) {
wait_time = *next_time - GetGlobalTimeNs().count();
if (wait_time >= timer_resolution_ns) {
Common::Windows::SleepForOneTick();
} else {
#ifdef ARCHITECTURE_x86_64
Common::X64::MicroSleep();
#else
std::this_thread::yield();
#endif
}
}
if (event.IsSet()) {
event.Reset();
}
#else
event.WaitFor(std::chrono::nanoseconds(wait_time));
#endif
}
event.WaitFor(std::chrono::nanoseconds(wait_time));
} else {
// Queue is empty, wait until another event is scheduled and signals us to
// continue.