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-rw-r--r--src/common/CMakeLists.txt8
-rw-r--r--src/common/arm64/native_clock.cpp72
-rw-r--r--src/common/arm64/native_clock.h47
-rw-r--r--src/common/fs/fs_paths.h2
-rw-r--r--src/common/fs/path_util.cpp2
-rw-r--r--src/common/fs/path_util.h2
-rw-r--r--src/common/wall_clock.cpp8
7 files changed, 140 insertions, 1 deletions
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 416203c59..8a1861051 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -189,6 +189,14 @@ if(ARCHITECTURE_x86_64)
target_link_libraries(common PRIVATE xbyak::xbyak)
endif()
+if (ARCHITECTURE_arm64 AND (ANDROID OR LINUX))
+ target_sources(common
+ PRIVATE
+ arm64/native_clock.cpp
+ arm64/native_clock.h
+ )
+endif()
+
if (MSVC)
target_compile_definitions(common PRIVATE
# The standard library doesn't provide any replacement for codecvt yet
diff --git a/src/common/arm64/native_clock.cpp b/src/common/arm64/native_clock.cpp
new file mode 100644
index 000000000..88fdba527
--- /dev/null
+++ b/src/common/arm64/native_clock.cpp
@@ -0,0 +1,72 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/arm64/native_clock.h"
+
+namespace Common::Arm64 {
+
+namespace {
+
+NativeClock::FactorType GetFixedPointFactor(u64 num, u64 den) {
+ return (static_cast<NativeClock::FactorType>(num) << 64) / den;
+}
+
+u64 MultiplyHigh(u64 m, NativeClock::FactorType factor) {
+ return static_cast<u64>((m * factor) >> 64);
+}
+
+} // namespace
+
+NativeClock::NativeClock() {
+ const u64 host_cntfrq = GetHostCNTFRQ();
+ ns_cntfrq_factor = GetFixedPointFactor(NsRatio::den, host_cntfrq);
+ us_cntfrq_factor = GetFixedPointFactor(UsRatio::den, host_cntfrq);
+ ms_cntfrq_factor = GetFixedPointFactor(MsRatio::den, host_cntfrq);
+ guest_cntfrq_factor = GetFixedPointFactor(CNTFRQ, host_cntfrq);
+ gputick_cntfrq_factor = GetFixedPointFactor(GPUTickFreq, host_cntfrq);
+}
+
+std::chrono::nanoseconds NativeClock::GetTimeNS() const {
+ return std::chrono::nanoseconds{MultiplyHigh(GetHostTicksElapsed(), ns_cntfrq_factor)};
+}
+
+std::chrono::microseconds NativeClock::GetTimeUS() const {
+ return std::chrono::microseconds{MultiplyHigh(GetHostTicksElapsed(), us_cntfrq_factor)};
+}
+
+std::chrono::milliseconds NativeClock::GetTimeMS() const {
+ return std::chrono::milliseconds{MultiplyHigh(GetHostTicksElapsed(), ms_cntfrq_factor)};
+}
+
+u64 NativeClock::GetCNTPCT() const {
+ return MultiplyHigh(GetHostTicksElapsed(), guest_cntfrq_factor);
+}
+
+u64 NativeClock::GetGPUTick() const {
+ return MultiplyHigh(GetHostTicksElapsed(), gputick_cntfrq_factor);
+}
+
+u64 NativeClock::GetHostTicksNow() const {
+ u64 cntvct_el0 = 0;
+ asm volatile("dsb ish\n\t"
+ "mrs %[cntvct_el0], cntvct_el0\n\t"
+ "dsb ish\n\t"
+ : [cntvct_el0] "=r"(cntvct_el0));
+ return cntvct_el0;
+}
+
+u64 NativeClock::GetHostTicksElapsed() const {
+ return GetHostTicksNow();
+}
+
+bool NativeClock::IsNative() const {
+ return true;
+}
+
+u64 NativeClock::GetHostCNTFRQ() {
+ u64 cntfrq_el0 = 0;
+ asm("mrs %[cntfrq_el0], cntfrq_el0" : [cntfrq_el0] "=r"(cntfrq_el0));
+ return cntfrq_el0;
+}
+
+} // namespace Common::Arm64
diff --git a/src/common/arm64/native_clock.h b/src/common/arm64/native_clock.h
new file mode 100644
index 000000000..a28b419f2
--- /dev/null
+++ b/src/common/arm64/native_clock.h
@@ -0,0 +1,47 @@
+// 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
diff --git a/src/common/fs/fs_paths.h b/src/common/fs/fs_paths.h
index 61bac9eba..441c8af97 100644
--- a/src/common/fs/fs_paths.h
+++ b/src/common/fs/fs_paths.h
@@ -18,10 +18,12 @@
#define LOAD_DIR "load"
#define LOG_DIR "log"
#define NAND_DIR "nand"
+#define PLAY_TIME_DIR "play_time"
#define SCREENSHOTS_DIR "screenshots"
#define SDMC_DIR "sdmc"
#define SHADER_DIR "shader"
#define TAS_DIR "tas"
+#define ICONS_DIR "icons"
// yuzu-specific files
diff --git a/src/common/fs/path_util.cpp b/src/common/fs/path_util.cpp
index dce219fcf..0abd81a45 100644
--- a/src/common/fs/path_util.cpp
+++ b/src/common/fs/path_util.cpp
@@ -124,10 +124,12 @@ public:
GenerateYuzuPath(YuzuPath::LoadDir, yuzu_path / LOAD_DIR);
GenerateYuzuPath(YuzuPath::LogDir, yuzu_path / LOG_DIR);
GenerateYuzuPath(YuzuPath::NANDDir, yuzu_path / NAND_DIR);
+ GenerateYuzuPath(YuzuPath::PlayTimeDir, yuzu_path / PLAY_TIME_DIR);
GenerateYuzuPath(YuzuPath::ScreenshotsDir, yuzu_path / SCREENSHOTS_DIR);
GenerateYuzuPath(YuzuPath::SDMCDir, yuzu_path / SDMC_DIR);
GenerateYuzuPath(YuzuPath::ShaderDir, yuzu_path / SHADER_DIR);
GenerateYuzuPath(YuzuPath::TASDir, yuzu_path / TAS_DIR);
+ GenerateYuzuPath(YuzuPath::IconsDir, yuzu_path / ICONS_DIR);
}
private:
diff --git a/src/common/fs/path_util.h b/src/common/fs/path_util.h
index ba28964d0..63801c924 100644
--- a/src/common/fs/path_util.h
+++ b/src/common/fs/path_util.h
@@ -20,10 +20,12 @@ enum class YuzuPath {
LoadDir, // Where cheat/mod files are stored.
LogDir, // Where log files are stored.
NANDDir, // Where the emulated NAND is stored.
+ PlayTimeDir, // Where play time data is stored.
ScreenshotsDir, // Where yuzu screenshots are stored.
SDMCDir, // Where the emulated SDMC is stored.
ShaderDir, // Where shaders are stored.
TASDir, // Where TAS scripts are stored.
+ IconsDir, // Where Icons for Windows shortcuts are stored.
};
/**
diff --git a/src/common/wall_clock.cpp b/src/common/wall_clock.cpp
index 71e15ab4c..caca9a123 100644
--- a/src/common/wall_clock.cpp
+++ b/src/common/wall_clock.cpp
@@ -10,6 +10,10 @@
#include "common/x64/rdtsc.h"
#endif
+#if defined(ARCHITECTURE_arm64) && defined(__linux__)
+#include "common/arm64/native_clock.h"
+#endif
+
namespace Common {
class StandardWallClock final : public WallClock {
@@ -53,7 +57,7 @@ private:
};
std::unique_ptr<WallClock> CreateOptimalClock() {
-#ifdef ARCHITECTURE_x86_64
+#if defined(ARCHITECTURE_x86_64)
const auto& caps = GetCPUCaps();
if (caps.invariant_tsc && caps.tsc_frequency >= std::nano::den) {
@@ -64,6 +68,8 @@ std::unique_ptr<WallClock> CreateOptimalClock() {
// - Is not more precise than 1 GHz (1ns resolution)
return std::make_unique<StandardWallClock>();
}
+#elif defined(ARCHITECTURE_arm64) && defined(__linux__)
+ return std::make_unique<Arm64::NativeClock>();
#else
return std::make_unique<StandardWallClock>();
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-03 17:23:21 +0000