12 files changed, 159 insertions, 4 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/settings.cpp b/src/common/settings.cpp
index 4ecaf550b..3fde3cae6 100644
--- a/src/common/settings.cpp
+++ b/src/common/settings.cpp
@@ -130,13 +130,17 @@ void LogSettings() {
     log_path("DataStorage_SDMCDir", Common::FS::GetYuzuPath(Common::FS::YuzuPath::SDMCDir));
 }
 
+void UpdateGPUAccuracy() {
+    values.current_gpu_accuracy = values.gpu_accuracy.GetValue();
+}
+
 bool IsGPULevelExtreme() {
-    return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme;
+    return values.current_gpu_accuracy == GpuAccuracy::Extreme;
 }
 
 bool IsGPULevelHigh() {
-    return values.gpu_accuracy.GetValue() == GpuAccuracy::Extreme ||
-           values.gpu_accuracy.GetValue() == GpuAccuracy::High;
+    return values.current_gpu_accuracy == GpuAccuracy::Extreme ||
+           values.current_gpu_accuracy == GpuAccuracy::High;
 }
 
 bool IsFastmemEnabled() {
diff --git a/src/common/settings.h b/src/common/settings.h
index 82ec9077e..98ab0ec2e 100644
--- a/src/common/settings.h
+++ b/src/common/settings.h
@@ -307,6 +307,7 @@ struct Values {
                                                       Specialization::Default,
                                                       true,
                                                       true};
+    GpuAccuracy current_gpu_accuracy{GpuAccuracy::High};
     SwitchableSetting<AnisotropyMode, true> max_anisotropy{
         linkage,          AnisotropyMode::Automatic, AnisotropyMode::Automatic, AnisotropyMode::X16,
         "max_anisotropy", Category::RendererAdvanced};
@@ -350,6 +351,8 @@ struct Values {
         linkage, false, "disable_shader_loop_safety_checks", Category::RendererDebug};
     Setting<bool> enable_renderdoc_hotkey{linkage, false, "renderdoc_hotkey",
                                           Category::RendererDebug};
+    // TODO: remove this once AMDVLK supports VK_EXT_depth_bias_control
+    bool renderer_amdvlk_depth_bias_workaround{};
 
     // System
     SwitchableSetting<Language, true> language_index{linkage,
@@ -522,6 +525,7 @@ struct Values {
 
 extern Values values;
 
+void UpdateGPUAccuracy();
 bool IsGPULevelExtreme();
 bool IsGPULevelHigh();
 
diff --git a/src/common/settings_setting.h b/src/common/settings_setting.h
index 7be6f26f7..3175ab07d 100644
--- a/src/common/settings_setting.h
+++ b/src/common/settings_setting.h
@@ -187,6 +187,8 @@ public:
                 this->SetValue(input == "true");
             } else if constexpr (std::is_same_v<Type, float>) {
                 this->SetValue(std::stof(input));
+            } else if constexpr (std::is_same_v<Type, AudioEngine>) {
+                this->SetValue(ToEnum<AudioEngine>(input));
             } else {
                 this->SetValue(static_cast<Type>(std::stoll(input)));
             }
diff --git a/src/common/string_util.cpp b/src/common/string_util.cpp
index feab1653d..4c7aba3f5 100644
--- a/src/common/string_util.cpp
+++ b/src/common/string_util.cpp
@@ -135,6 +135,11 @@ std::u16string UTF8ToUTF16(std::string_view input) {
     return convert.from_bytes(input.data(), input.data() + input.size());
 }
 
+std::u32string UTF8ToUTF32(std::string_view input) {
+    std::wstring_convert<std::codecvt_utf8<char32_t>, char32_t> convert;
+    return convert.from_bytes(input.data(), input.data() + input.size());
+}
+
 #ifdef _WIN32
 static std::wstring CPToUTF16(u32 code_page, std::string_view input) {
     const auto size =
diff --git a/src/common/string_util.h b/src/common/string_util.h
index c351f1a0c..9da1ca4e9 100644
--- a/src/common/string_util.h
+++ b/src/common/string_util.h
@@ -38,6 +38,7 @@ bool SplitPath(const std::string& full_path, std::string* _pPath, std::string* _
 
 [[nodiscard]] std::string UTF16ToUTF8(std::u16string_view input);
 [[nodiscard]] std::u16string UTF8ToUTF16(std::string_view input);
+[[nodiscard]] std::u32string UTF8ToUTF32(std::string_view input);
 
 #ifdef _WIN32
 [[nodiscard]] std::string UTF16ToUTF8(std::wstring_view input);
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