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-rw-r--r--src/common/arm64/native_clock.h47
1 files changed, 47 insertions, 0 deletions
diff --git a/src/common/arm64/native_clock.h b/src/common/arm64/native_clock.h
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+++ b/src/common/arm64/native_clock.h
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+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/wall_clock.h"
+
+namespace Common::Arm64 {
+
+class NativeClock final : public WallClock {
+public:
+ explicit NativeClock();
+
+ std::chrono::nanoseconds GetTimeNS() const override;
+
+ std::chrono::microseconds GetTimeUS() const override;
+
+ std::chrono::milliseconds GetTimeMS() const override;
+
+ u64 GetCNTPCT() const override;
+
+ u64 GetGPUTick() const override;
+
+ u64 GetHostTicksNow() const override;
+
+ u64 GetHostTicksElapsed() const override;
+
+ bool IsNative() const override;
+
+ static u64 GetHostCNTFRQ();
+
+public:
+ using FactorType = unsigned __int128;
+
+ FactorType GetGuestCNTFRQFactor() const {
+ return guest_cntfrq_factor;
+ }
+
+private:
+ FactorType ns_cntfrq_factor;
+ FactorType us_cntfrq_factor;
+ FactorType ms_cntfrq_factor;
+ FactorType guest_cntfrq_factor;
+ FactorType gputick_cntfrq_factor;
+};
+
+} // namespace Common::Arm64