Cache CI builds with sccache

Co-authored-by: Adrian Endlicher <godlike93@gmail.com>

.github/workflows/build.yml

@@ -6,7 +6,12 @@ on:
     branches: [ main, master ]
   pull_request:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: ${{ github.event_name == 'pull_request' }}
+
 env:
+  SCCACHE_GHA_ENABLED: "true"
   KYTY_BUILD_ORIGIN: ${{ github.repository != 'KytyPS5/KytyPS5' && 'Fork' || github.event_name == 'push' && 'Official' || 'Source' }}
   KYTY_BUILD_REPOSITORY: ${{ github.repository }}
 
@@ -78,6 +83,9 @@ jobs:
           arch: win64_msvc2022_64
           cache: true
 
+      - name: Setup sccache
+        uses: mozilla-actions/sccache-action@v0.0.11
+
       - name: Verify toolchain
         shell: cmd
         run: |
@@ -100,6 +108,8 @@ jobs:
             -DKYTY_RELEASE_TAG=${{ needs.metadata.outputs.release_tag }} ^
             -DCMAKE_C_COMPILER=clang-cl ^
             -DCMAKE_CXX_COMPILER=clang-cl ^
+            -DCMAKE_C_COMPILER_LAUNCHER=sccache ^
+            -DCMAKE_CXX_COMPILER_LAUNCHER=sccache ^
             -DCMAKE_PREFIX_PATH="%Qt6_DIR%"
 
       - name: Build
@@ -156,6 +166,9 @@ jobs:
           arch: clang_64
           cache: true
 
+      - name: Setup sccache
+        uses: mozilla-actions/sccache-action@v0.0.11
+
       - name: Verify toolchain
         shell: bash
         run: |
@@ -180,6 +193,8 @@ jobs:
             -DCMAKE_OSX_ARCHITECTURES=x86_64 \
             -DCMAKE_C_COMPILER=clang \
             -DCMAKE_CXX_COMPILER=clang++ \
+            -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
             -DCMAKE_PREFIX_PATH="$QT_ROOT_DIR"
 
       - name: Build
@@ -289,9 +304,15 @@ jobs:
             clang \
             glslang-tools \
             libasound2-dev \
+            libavcodec-dev \
+            libavfilter-dev \
+            libavformat-dev \
+            libavutil-dev \
             libdbus-1-dev \
             libgl1-mesa-dev \
             libpulse-dev \
+            libswresample-dev \
+            libswscale-dev \
             libudev-dev \
             libwayland-dev \
             libx11-dev \
@@ -304,6 +325,7 @@ jobs:
             libxss-dev \
             lld \
             ninja-build \
+            pkg-config \
             wayland-protocols
 
       - name: Install Qt 6.10.3
@@ -315,6 +337,9 @@ jobs:
           arch: linux_gcc_64
           cache: true
 
+      - name: Setup sccache
+        uses: mozilla-actions/sccache-action@v0.0.11
+
       - name: Verify toolchain
         shell: bash
         run: |
@@ -339,6 +364,8 @@ jobs:
             -DKYTY_RELEASE_TAG="${{ needs.metadata.outputs.release_tag }}" \
             -DCMAKE_C_COMPILER=clang \
             -DCMAKE_CXX_COMPILER=clang++ \
+            -DCMAKE_C_COMPILER_LAUNCHER=sccache \
+            -DCMAKE_CXX_COMPILER_LAUNCHER=sccache \
             -DCMAKE_PREFIX_PATH="$Qt6_DIR" 2>&1 | tee _Build/configure.log
           exit "${PIPESTATUS[0]}"
 

3rdparty/CMakeLists.txt

@@ -88,6 +88,13 @@ set(SPDLOG_FMT_EXTERNAL ON CACHE BOOL "" FORCE)
 set(SPDLOG_NO_EXCEPTIONS ON CACHE BOOL "" FORCE)
 add_subdirectory(spdlog EXCLUDE_FROM_ALL)
 
+if (NOT TARGET FFmpeg::ffmpeg AND CMAKE_SYSTEM_NAME STREQUAL "Linux")
+	find_package(PkgConfig REQUIRED)
+	pkg_check_modules(FFMPEG REQUIRED IMPORTED_TARGET GLOBAL
+		libavformat libavcodec libswscale libavutil libavfilter libswresample)
+	add_library(FFmpeg::ffmpeg ALIAS PkgConfig::FFMPEG)
+endif()
+
 if (NOT TARGET FFmpeg::ffmpeg)
 	# On macOS the target arch is driven by CMAKE_OSX_ARCHITECTURES, not the host
 	# CMAKE_SYSTEM_PROCESSOR (which reports arm64 even for an x86_64/Rosetta build).

CMakeLists.txt

@@ -317,24 +317,10 @@ endif()
 
 set(kyty_emulator_link_libraries common Vulkan::Headers spirv-tools-opt spirv-tools SDL2-static imgui xxhash FFmpeg::ffmpeg fmt::fmt nlohmann_json::nlohmann_json LibAtrac9 kyty_git_version Zydis::Zydis xbyak::xbyak)
 
-# Linux system libraries required by the static FFmpeg archive.
+# Linux system libraries.
 if(LINUX)
 	find_package(Threads REQUIRED)
 	list(APPEND kyty_emulator_link_libraries m ${CMAKE_DL_LIBS} Threads::Threads)
-
-	# Optional FFmpeg dependencies.
-	find_package(ZLIB)
-	if(ZLIB_FOUND)
-		list(APPEND kyty_emulator_link_libraries ZLIB::ZLIB)
-	endif()
-	find_library(KYTY_BZ2_LIBRARY bz2)
-	if(KYTY_BZ2_LIBRARY)
-		list(APPEND kyty_emulator_link_libraries ${KYTY_BZ2_LIBRARY})
-	endif()
-	find_library(KYTY_LZMA_LIBRARY lzma)
-	if(KYTY_LZMA_LIBRARY)
-		list(APPEND kyty_emulator_link_libraries ${KYTY_LZMA_LIBRARY})
-	endif()
 endif()
 
 set(inc_headers

README.md

@@ -165,13 +165,14 @@ The finished application and its runtime dependencies will be placed in
 
 ### Building on Linux
 
-Install the toolchain and the libraries the bundled SDL2 needs. Without the audio, Wayland and
+Install the toolchain, system FFmpeg, and the libraries the bundled SDL2 needs. Without the audio, Wayland and
 udev development packages SDL2 quietly configures itself without those backends, and the resulting
 build has no working sound and no gamepad hotplug:
 
 ```bash
 sudo apt-get install --no-install-recommends \
-  clang lld ninja-build cmake git glslang-tools \
+  clang lld ninja-build cmake git glslang-tools pkg-config \
+  libavformat-dev libavcodec-dev libswscale-dev libavutil-dev libavfilter-dev libswresample-dev \
   libgl1-mesa-dev libx11-dev libxcursor-dev libxext-dev libxfixes-dev \
   libxi-dev libxrandr-dev libxss-dev libxkbcommon-dev \
   libasound2-dev libpulse-dev libudev-dev libdbus-1-dev libwayland-dev wayland-protocols
@@ -192,7 +193,8 @@ cmake --install _Build/linux --prefix _Build/linux/install
 ```
 
 The install step copies the Qt libraries and plugins next to the binaries, so
-`_Build/linux/install` runs without a matching system Qt.
+`_Build/linux/install` runs without a matching system Qt. The emulator still requires
+the system FFmpeg runtime libraries matching those used to build it.
 
 As on Windows, the MSVC compiler is not used; Clang is required. `cl.exe` is rejected at configure
 time.

src/common/emulatorConfig.cpp

@@ -43,6 +43,10 @@ int32_t GetUserId() {
 	return g_config->user_id;
 }
 
+const std::string& GetAudioInputDevice() {
+	return g_config->audio_input_device;
+}
+
 PresentMode GetPresentMode() {
 	return g_config->present_mode;
 }
@@ -55,6 +59,10 @@ bool FullscreenEnabled() {
 	return g_config->fullscreen_enabled;
 }
 
+bool VrEnabled() {
+	return g_config->vr_enabled;
+}
+
 uint32_t GetVblankFrequency() {
 	return std::clamp(g_config->vblank_frequency, 30u, 360u);
 }

src/common/emulatorConfig.h

@@ -43,9 +43,11 @@ struct ConfigOptions {
 	uint32_t               screen_height               = 720;
 	std::string            user_name                   = "Kyty";
 	int32_t                user_id                     = DEFAULT_USER_ID;
+	std::string            audio_input_device;
 	PresentMode            present_mode                = PresentMode::Mailbox;
 	int32_t                gpu_index                   = -1;
 	bool                   fullscreen_enabled          = false;
+	bool                   vr_enabled                  = false;
 	uint32_t               vblank_frequency            = 60;
 	uint32_t               console_language            = DEFAULT_CONSOLE_LANGUAGE;
 	bool                   vulkan_validation_enabled   = false;
@@ -76,9 +78,11 @@ uint32_t GetScreenWidth();
 uint32_t GetScreenHeight();
 const std::string& GetUserName();
 int32_t  GetUserId();
+const std::string& GetAudioInputDevice();
 PresentMode GetPresentMode();
 int32_t GetGpuIndex();
 bool     FullscreenEnabled();
+bool     VrEnabled();
 uint32_t GetVblankFrequency();
 uint32_t GetConsoleLanguage();
 bool     VulkanValidationEnabled();

src/common/logging/log.cpp

@@ -129,6 +129,14 @@ static void WriteImpl(std::string_view text, fmt::text_style style = {}) {
 	}
 }
 
+void WriteToConsoleAndLog(std::string_view text) {
+	WriteImpl(text);
+	if (g_initialized && g_direction != Direction::Console) {
+		WriteStdout(text);
+	}
+	Flush();
+}
+
 void WriteFatal(std::string_view text) {
 	if (g_direction == Direction::Silent || !g_initialized) {
 		WriteStdout(text);

src/common/logging/log.h

@@ -25,6 +25,7 @@ Direction GetDirection();
 bool      IsSilent();
 void      Write(std::string_view text);
 void      Write(fmt::text_style style, std::string_view text);
+void      WriteToConsoleAndLog(std::string_view text);
 void      WriteFatal(std::string_view text);
 void      WriteFatal(fmt::text_style style, std::string_view text);
 void      Flush();

src/common/threads.cpp

@@ -8,7 +8,6 @@
 #include <chrono>             // IWYU pragma: keep
 #include <condition_variable> // IWYU pragma: keep
 #include <mutex>
-#include <vector>
 
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS && KYTY_COMPILER == KYTY_COMPILER_CLANG
 #define KYTY_WIN_CS
@@ -197,37 +196,7 @@ struct CondVarPrivate {
 #endif
 };
 
-static std::recursive_mutex                         g_cond_waiters_mutex;
-static std::vector<std::pair<int, CondVarPrivate*>> g_cond_waiters;
-static wait_poll_func_t                             g_cond_wait_poll_callback = nullptr;
-
-static void WakeCondVar(CondVarPrivate* cond_var) {
-#ifdef KYTY_WIN_CS
-	static auto func = ResolveWakeAllConditionVariable();
-	EXIT_NOT_IMPLEMENTED(func == nullptr);
-	func(&cond_var->m_cv);
-#else
-	cond_var->m_cv.notify_all();
-#endif
-}
-
-static void RegisterCondWaiter(CondVarPrivate* cond_var) {
-	std::lock_guard lock(g_cond_waiters_mutex);
-	g_cond_waiters.emplace_back(Thread::GetThreadIdUnique(), cond_var);
-}
-
-static void UnregisterCondWaiter(CondVarPrivate* cond_var) {
-	const auto      thread_id = Thread::GetThreadIdUnique();
-	std::lock_guard lock(g_cond_waiters_mutex);
-
-	const auto it = std::find_if(g_cond_waiters.begin(), g_cond_waiters.end(),
-	                             [thread_id, cond_var](const auto& waiter) {
-		                             return waiter.first == thread_id && waiter.second == cond_var;
-	                             });
-	if (it != g_cond_waiters.end()) {
-		g_cond_waiters.erase(it);
-	}
-}
+static wait_poll_func_t g_cond_wait_poll_callback = nullptr;
 
 struct ThreadPrivate {
 	ThreadPrivate(thread_func_t f, void* a): func(f), arg(a), m_thread(&Run, this) {}
@@ -365,7 +334,6 @@ CondVar::~CondVar() {
 }
 
 void CondVar::Wait(Mutex* mutex) {
-	RegisterCondWaiter(m_cond_var.get());
 #ifndef KYTY_WIN_CS
 	std::unique_lock<std::recursive_mutex> cpp_lock(mutex->m_mutex->m_mutex, std::adopt_lock_t());
 #endif
@@ -406,7 +374,6 @@ void CondVar::Wait(Mutex* mutex) {
 	}
 	cpp_lock.release();
 #endif
-	UnregisterCondWaiter(m_cond_var.get());
 }
 
 void CondVar::SetWaitPollCallback(wait_poll_func_t callback) {
@@ -415,7 +382,6 @@ void CondVar::SetWaitPollCallback(wait_poll_func_t callback) {
 
 bool CondVar::WaitFor(Mutex* mutex, uint32_t micros) {
 	bool ok = false;
-	RegisterCondWaiter(m_cond_var.get());
 #ifndef KYTY_WIN_CS
 	std::unique_lock<std::recursive_mutex> cpp_lock(mutex->m_mutex->m_mutex, std::adopt_lock_t());
 #endif
@@ -430,7 +396,6 @@ bool CondVar::WaitFor(Mutex* mutex, uint32_t micros) {
 	      std::cv_status::no_timeout);
 	cpp_lock.release();
 #endif
-	UnregisterCondWaiter(m_cond_var.get());
 	return ok;
 }
 
@@ -445,16 +410,13 @@ void CondVar::Signal() {
 }
 
 void CondVar::SignalAll() {
-	WakeCondVar(m_cond_var.get());
-}
-
-void CondVar::SignalThread(int thread_id) {
-	std::lock_guard lock(g_cond_waiters_mutex);
-	for (const auto& waiter: g_cond_waiters) {
-		if (waiter.first == thread_id) {
-			WakeCondVar(waiter.second);
-		}
-	}
+#ifdef KYTY_WIN_CS
+	static auto func = ResolveWakeAllConditionVariable();
+	EXIT_NOT_IMPLEMENTED(func == nullptr);
+	func(&m_cond_var->m_cv);
+#else
+	m_cond_var->m_cv.notify_all();
+#endif
 }
 
 int Thread::GetThreadIdUnique() {

src/common/threads.h

@@ -77,7 +77,6 @@ public:
 	void Signal();
 	void SignalAll();
 
-	static void SignalThread(int thread_id);
 	static void SetWaitPollCallback(wait_poll_func_t callback);
 
 	KYTY_CLASS_NO_COPY(CondVar);

src/emulator.cpp

@@ -196,6 +196,10 @@ void Run(const RunOptions& options) {
 	ClearDebugTextureFolder();
 
 	PrintSystemInfo();
+	std::string title_id;
+	if (Loader::SystemContentParamSfoGetString("TITLE_ID", &title_id) && !title_id.empty()) {
+		Log::WriteToConsoleAndLog(fmt::format("Title ID: {}\n", title_id));
+	}
 
 	int ok = atexit(KytyClose);
 	EXIT_NOT_IMPLEMENTED(ok != 0);

src/graphics/guest_gpu/command_processor/commandProcessor.h

@@ -32,11 +32,12 @@ private:
 
 	struct BufferCursor {
 		std::span<const uint32_t> commands;
-		uint32_t                  offset_dw           = 0;
-		uint32_t                  deferred_advance_dw = 0;
+		uint32_t                  offset_dw = 0;
 	};
 
 	std::vector<BufferCursor> m_buffer_stack;
+	std::span<const uint32_t> m_next_buffer;
+	bool                      m_chain         = false;
 	bool                      m_suspended     = false;
 	bool                      m_made_progress = false;
 };
@@ -129,7 +130,7 @@ public:
 	[[nodiscard]] bool ShouldSkipPredicatedPackets() const { return m_predicate_skip; }
 
 	Pm4ProcessResult Process(Pm4Execution& execution, std::span<const uint32_t> commands);
-	void             ProcessIndirectBuffer(std::span<const uint32_t> commands);
+	void             ProcessIndirectBuffer(std::span<const uint32_t> commands, bool chain);
 
 	void SetFlip(const FlipInfo& flip) { m_flip = flip; }
 
@@ -143,7 +144,7 @@ private:
 	                      uint32_t cache_action, uint32_t event_index, uint32_t event_write_source,
 	                      void* dst_gpu_addr, T value, uint32_t interrupt_selector,
 	                      uint32_t interrupt_context_id);
-	void ProcessPm4(Pm4Execution& execution, size_t stop_depth);
+	void ProcessPm4(Pm4Execution& execution);
 	void SuspendPm4();
 	CommandScheduler&   GetScheduler() const { return m_renderer.GetCommandScheduler(); }
 	CommandBuffer&      CurrentBuffer() { return GetScheduler().Current(); }

src/graphics/guest_gpu/command_processor/pm4Handlers.cpp

@@ -1495,10 +1495,10 @@ KYTY_CP_OP_PARSER(CpOpBranch) {
 	     reinterpret_cast<uint64_t>(else_buffer), else_num_dw);
 
 	if (take_then) {
-		cp.ProcessIndirectBuffer({then_buffer, then_num_dw});
+		cp.ProcessIndirectBuffer({then_buffer, then_num_dw}, true);
 	} else if (mode == 2 && else_num_dw != 0) {
 		EXIT_NOT_IMPLEMENTED(else_buffer == nullptr);
-		cp.ProcessIndirectBuffer({else_buffer, else_num_dw});
+		cp.ProcessIndirectBuffer({else_buffer, else_num_dw}, true);
 	}
 
 	return payload_dw;
@@ -1959,7 +1959,7 @@ KYTY_CP_OP_PARSER(CpOpIndirectBuffer) {
 
 	GraphicsDbgDumpDcb("ci", indirect_num_dw, indirect_buffer);
 
-	cp.ProcessIndirectBuffer({indirect_buffer, indirect_num_dw});
+	cp.ProcessIndirectBuffer({indirect_buffer, indirect_num_dw}, (control & (1u << 20u)) != 0);
 
 	return 3;
 }
@@ -3635,6 +3635,11 @@ void GraphicsInitJmpTablesShIndirect() {
 	g_hw_sh_indirect_func[Pm4::SPI_SHADER_PGM_RSRC4_GS] = [](KYTY_HW_SH_INDIRECT_ARGS) {
 		HwShIgnoreShaderRegister(cmd_offset, value);
 	};
+	// Toolkit state restoration emits the compiler's GS-front allocation
+	// metadata here. Native GS resource registers already carry that allocation.
+	g_hw_sh_indirect_func[0x0ca] = [](KYTY_HW_SH_INDIRECT_ARGS) {
+		HwShIgnoreShaderRegister(cmd_offset, value);
+	};
 	g_hw_sh_indirect_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_GS] = [](KYTY_HW_SH_INDIRECT_ARGS) {
 		HwShIgnoreShaderRegister(cmd_offset, value);
 	};
@@ -3819,6 +3824,25 @@ void GraphicsInitJmpTablesUcIndirect() {
 	for (auto& func: g_hw_uc_indirect_func) {
 		func = nullptr;
 	}
+	for (uint32_t i = 0; i < 4; ++i) {
+		g_hw_uc_indirect_func[Pm4::FSR_CONTROL_POINTS_LEFT_X + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
+			cp.GetUcfg().SetFsrControlPoint(0, cmd_offset - Pm4::FSR_CONTROL_POINTS_LEFT_X, value);
+		};
+		g_hw_uc_indirect_func[Pm4::FSR_CONTROL_POINTS_LEFT_Y + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
+			cp.GetUcfg().SetFsrControlPoint(1, cmd_offset - Pm4::FSR_CONTROL_POINTS_LEFT_Y, value);
+		};
+	}
+	for (uint32_t i = 0; i < 2; ++i) {
+		g_hw_uc_indirect_func[Pm4::FSR_ALPHA_LEFT_X + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
+			cp.GetUcfg().SetFsrAlpha(0, cmd_offset - Pm4::FSR_ALPHA_LEFT_X, value);
+		};
+		g_hw_uc_indirect_func[Pm4::FSR_ALPHA_LEFT_Y + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
+			cp.GetUcfg().SetFsrAlpha(1, cmd_offset - Pm4::FSR_ALPHA_LEFT_Y, value);
+		};
+		g_hw_uc_indirect_func[Pm4::FSR_WINDOW_LEFT + i] = [](KYTY_HW_UC_INDIRECT_ARGS) {
+			cp.GetUcfg().SetFsrWindow(cmd_offset - Pm4::FSR_WINDOW_LEFT, value);
+		};
+	}
 
 	g_hw_uc_indirect_func[Pm4::GE_CNTL] = [](KYTY_HW_UC_INDIRECT_ARGS) {
 		HW::GeControl r;

src/graphics/guest_gpu/graphicsRun.cpp

@@ -672,20 +672,16 @@ Pm4ProcessResult CommandProcessor::Process(Pm4Execution&             execution,
 		Pm4Execution*     previous_execution;
 	} execution_scope(*this, execution);
 
-	ProcessPm4(execution, 0);
+	ProcessPm4(execution);
 	return execution.m_buffer_stack.empty() ? Pm4ProcessResult::Complete
 	                                        : Pm4ProcessResult::Blocked;
 }
 
-void CommandProcessor::ProcessIndirectBuffer(std::span<const uint32_t> commands) {
+void CommandProcessor::ProcessIndirectBuffer(std::span<const uint32_t> commands, bool chain) {
 	EXIT_IF(g_current_execution == nullptr);
-	if (commands.empty()) {
-		return;
-	}
-	auto&      execution  = *g_current_execution;
-	const auto stop_depth = execution.m_buffer_stack.size();
-	execution.m_buffer_stack.push_back({commands});
-	ProcessPm4(execution, stop_depth);
+	EXIT_IF(!g_current_execution->m_next_buffer.empty());
+	g_current_execution->m_next_buffer = commands;
+	g_current_execution->m_chain       = chain;
 }
 
 void CommandProcessor::SuspendPm4() {
@@ -693,21 +689,13 @@ void CommandProcessor::SuspendPm4() {
 	g_current_execution->m_suspended = true;
 }
 
-void CommandProcessor::ProcessPm4(Pm4Execution& execution, size_t stop_depth) {
-	while (execution.m_buffer_stack.size() > stop_depth) {
+void CommandProcessor::ProcessPm4(Pm4Execution& execution) {
+	while (!execution.m_buffer_stack.empty()) {
 		if (g_gpu_state != nullptr) {
 			g_gpu_state->ProcessCommands();
 		}
-		const auto buffer_index = execution.m_buffer_stack.size() - 1;
-		auto&      cursor       = execution.m_buffer_stack[buffer_index];
+		auto& cursor = execution.m_buffer_stack.back();
 		EXIT_IF(cursor.offset_dw > cursor.commands.size());
-		if (cursor.deferred_advance_dw != 0) {
-			EXIT_IF(cursor.deferred_advance_dw > cursor.commands.size() - cursor.offset_dw);
-			cursor.offset_dw += cursor.deferred_advance_dw;
-			cursor.deferred_advance_dw = 0;
-			execution.m_made_progress  = true;
-			continue;
-		}
 		if (cursor.offset_dw == cursor.commands.size()) {
 			execution.m_buffer_stack.pop_back();
 			continue;
@@ -783,14 +771,19 @@ void CommandProcessor::ProcessPm4(Pm4Execution& execution, size_t stop_depth) {
 		    handler(*this, packet_header & ~1u, packet + 1, remaining_dw, total_dw) + 1;
 		EXIT_IF(packet_dw > remaining_dw);
 		if (execution.m_suspended) {
-			if (execution.m_buffer_stack.size() > buffer_index + 1) {
-				execution.m_buffer_stack[buffer_index].deferred_advance_dw = packet_dw;
-			}
 			return;
 		}
-		EXIT_IF(execution.m_buffer_stack.size() != buffer_index + 1);
-		execution.m_buffer_stack[buffer_index].offset_dw += packet_dw;
+		cursor.offset_dw += packet_dw;
 		execution.m_made_progress = true;
+		if (!execution.m_next_buffer.empty()) {
+			// Chains and taken branches reuse the fetcher; only calls retain a return cursor.
+			if (execution.m_chain) {
+				cursor = {execution.m_next_buffer};
+			} else {
+				execution.m_buffer_stack.push_back({execution.m_next_buffer});
+			}
+			execution.m_next_buffer = {};
+		}
 	}
 }
 
@@ -825,36 +818,55 @@ void CommandProcessor::SetNumInstances(uint32_t num_instances) {
 
 void CommandProcessor::SetPredication(uint32_t condition, uint32_t op, uint32_t wait_op,
                                       const volatile void* address, uint32_t count_in_dwords) {
-	if (wait_op != 0) {
-		BufferFlushAndWait();
-	}
-
 	(void)count_in_dwords;
+	uint64_t value = 0;
 
 	switch (op) {
-		case 0x00: {
+		case 0x00:
 			m_predicate_skip = false;
-		} break;
-		case 0x03: {
+			return;
+		case 0x01: {
 			EXIT_NOT_IMPLEMENTED(address == nullptr);
-
-			auto value = *reinterpret_cast<const volatile uint64_t*>(address);
-
-			switch (condition) {
-				case 0x00: m_predicate_skip = (value != 0); break;
-				case 0x01: m_predicate_skip = (value == 0); break;
-				default: EXIT("unknown predication condition: 0x%08" PRIx32 "\n", condition);
-			}
-			static std::atomic<uint32_t> log_count {0};
-			if (log_count.fetch_add(1) < 128) {
-				LOGF("\t bool predication: addr=0x%016" PRIx64 ", value=0x%016" PRIx64
-				     ", condition=%" PRIu32 ", skip=%u, wait_op=%" PRIu32 "\n",
-				     reinterpret_cast<uint64_t>(address), value, condition,
-				     m_predicate_skip ? 1u : 0u, wait_op);
+			// One begin/end pair per DB; bit 63 marks each counter ready.
+			constexpr uint64_t ready_bit = 1ull << 63u;
+			const auto* results = reinterpret_cast<const volatile uint64_t*>(address);
+			for (uint32_t db = 0; db < 16u; db++) {
+				const auto begin = results[db * 2u];
+				const auto end   = results[db * 2u + 1u];
+				if ((begin & end & ready_bit) == 0) {
+					if (wait_op == 0) {
+						SuspendPm4();
+					} else {
+						m_predicate_skip = false;
+					}
+					return;
+				}
+				value += end - begin;
 			}
 		} break;
+		case 0x03:
+			if (wait_op != 0) {
+				BufferFlushAndWait();
+			}
+			EXIT_NOT_IMPLEMENTED(address == nullptr);
+			value = *reinterpret_cast<const volatile uint64_t*>(address);
+			break;
 		default: EXIT("unknown predication op: 0x%08" PRIx32 "\n", op);
 	}
+	switch (condition) {
+		case 0x00: m_predicate_skip = (value != 0); break;
+		case 0x01: m_predicate_skip = (value == 0); break;
+		default: EXIT("unknown predication condition: 0x%08" PRIx32 "\n", condition);
+	}
+	if (op == 0x03) {
+		static std::atomic<uint32_t> log_count {0};
+		if (log_count.fetch_add(1) < 128) {
+			LOGF("\t bool predication: addr=0x%016" PRIx64 ", value=0x%016" PRIx64
+			     ", condition=%" PRIu32 ", skip=%u, wait_op=%" PRIu32 "\n",
+			     reinterpret_cast<uint64_t>(address), value, condition,
+			     m_predicate_skip ? 1u : 0u, wait_op);
+		}
+	}
 }
 
 void CommandProcessor::DrawIndex(DrawIndexArgs args) {
@@ -1090,17 +1102,6 @@ void CommandProcessor::DispatchDirect(uint32_t thread_group_x, uint32_t thread_g
 		// local_x        = std::max(cs.num_thread_x, 1u);
 		// local_y        = std::max(cs.num_thread_y, 1u);
 		// local_z        = std::max(cs.num_thread_z, 1u);
-		if (cs.wave_size == 64u) {
-			static std::atomic_bool logged_wave64_shader {false};
-			if (!logged_wave64_shader.exchange(true, std::memory_order_relaxed)) {
-				LOGF("warning: executing wave64 compute shader cs=0x%016" PRIx64 "\n",
-				     cs.data_addr);
-				std::printf("warning: executing wave64 compute shader cs=0x%016" PRIx64 "\n",
-				            cs.data_addr);
-				std::fflush(stdout);
-			}
-		}
-
 		m_renderer.GetRenderExecutor().DispatchDirect(m_submit_id, CurrentBuffer(), thread_group_x,
 		                                              thread_group_y, thread_group_z, mode);
 	}
@@ -1292,6 +1293,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 								break;
 							case 0x14:
 							case 0x28:
+							case 0x2f:
 								if (event_index == 0x00) {
 									write64(false);
 									return;
@@ -1299,7 +1301,6 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 								break;
 							case 0x2b:
 							case 0x2d:
-							case 0x2f:
 							case 0x30:
 								if (event_index == 0x00 && !with_interrupt) {
 									write64(false);

src/graphics/guest_gpu/hardwareContext.h

@@ -936,6 +936,12 @@ private:
 	ShaderRegisters m_sh_regs;
 };
 
+struct FsrView {
+	uint32_t control_points[2][4] {};
+	uint32_t alphas[2][2] {};
+	uint32_t window[2] {};
+};
+
 class UserConfig {
 public:
 	UserConfig()  = default;
@@ -965,8 +971,17 @@ public:
 	void SetGdsOaCntl(uint32_t value) { m_gds_oa.cntl = value; }
 	void SetGdsOaCounter(uint32_t value) { m_gds_oa.counters[m_gds_oa.GetIndex()].counter = value; }
 	void SetGdsOaAddress(uint32_t value) { m_gds_oa.counters[m_gds_oa.GetIndex()].address = value; }
+	void SetFsrControlPoint(uint32_t axis, uint32_t index, uint32_t value) {
+		m_fsr_view.control_points[axis][index] = value;
+	}
+	void SetFsrAlpha(uint32_t axis, uint32_t index, uint32_t value) {
+		m_fsr_view.alphas[axis][index] = value;
+	}
+	void SetFsrWindow(uint32_t index, uint32_t value) { m_fsr_view.window[index] = value; }
+	[[nodiscard]] const FsrView& GetFsrView() const { return m_fsr_view; }
 
 private:
+	FsrView m_fsr_view;
 	Prospero::PrimitiveType m_prim_type               = Prospero::PrimitiveType::kNone;
 	uint32_t                m_index_offset            = 0;
 	uint32_t                m_object_id               = 0;

src/graphics/guest_gpu/pm4.h

@@ -987,6 +987,12 @@ constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR2_MASK  = 0x1;
 constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_SHIFT = 2;
 constexpr uint32_t GE_USER_VGPR_EN_EN_USER_VGPR3_MASK  = 0x1;
 
+constexpr uint32_t FSR_WINDOW_LEFT           = 0x2BC;
+constexpr uint32_t FSR_CONTROL_POINTS_LEFT_X = 0x2C4;
+constexpr uint32_t FSR_CONTROL_POINTS_LEFT_Y = 0x2CC;
+constexpr uint32_t FSR_ALPHA_LEFT_X          = 0x2E4;
+constexpr uint32_t FSR_ALPHA_LEFT_Y          = 0x2E8;
+
 constexpr uint32_t TA_CS_BC_BASE_ADDR       = 0x380;
 constexpr uint32_t TA_CS_BC_BASE_ADDR_HI    = 0x381;
 constexpr uint32_t TEXTURE_GRADIENT_FACTORS = 0x383;

src/graphics/host_gpu/renderer/cache/faultManager.cpp

@@ -44,12 +44,7 @@ FaultManager::FaultManager(GraphicContext& graphics, CommandScheduler& scheduler
 	                                                &m_fault_process_desc_layout),
 	    "create fault-buffer descriptor layout");
 
-	vk::ShaderModuleCreateInfo module_info {};
-	module_info.codeSize = std::size(FAULT_BUFFER_PROCESS_SPV) * sizeof(uint32_t);
-	module_info.pCode    = FAULT_BUFFER_PROCESS_SPV;
-	vk::ShaderModule module = nullptr;
-	RequireVulkanSuccess(m_graphics.device.createShaderModule(&module_info, nullptr, &module),
-	                     "create fault-buffer shader module");
+	const auto module = CompileSPV(FAULT_BUFFER_PROCESS_SPV, m_graphics.device);
 
 	vk::PipelineLayoutCreateInfo pipeline_layout_info {};
 	pipeline_layout_info.setLayoutCount = 1;

src/graphics/host_gpu/renderer/cache/textureCache.cpp

@@ -33,22 +33,24 @@ namespace {
 
 constexpr uint64_t NumFramesBeforeRemoval = 32;
 
-[[nodiscard]] bool DecodeDccClear(const TextureCache::ImageDesc& desc, vk::Format format,
-                                  uint32_t fill, vk::ClearColorValue& clear) {
-	const auto code = static_cast<uint8_t>(fill);
-	if (fill != static_cast<uint32_t>(code) * 0x01010101u) {
-		return false;
+[[nodiscard]] bool DecodeDccClear(const TextureCache::ImageDesc& desc, uint8_t code,
+                                  vk::ClearColorValue& clear) {
+	switch (code) {
+		case 0x00:
+		case 0x20:
+		case 0x40:
+		case 0x80:
+		case 0xc0: break;
+		default: return false;
 	}
 	const auto& metadata = desc.info.metadata;
+	const auto  format   = desc.view_info.format;
 	if (code == 0x20) {
 		// Clear-to-register is a color-buffer operation; the texture pipe cannot decode it.
 		return desc.type == TextureCache::BindingType::RenderTarget &&
 		       metadata.dcc_clear_register_valid &&
 		       DecodePackedColorClear(format, metadata.dcc_clear_word, clear);
 	}
-	if (code != 0x00 && code != 0x40 && code != 0x80 && code != 0xc0) {
-		return false;
-	}
 	clear = {};
 	if (code == 0x00) {
 		return true;
@@ -323,10 +325,8 @@ void TextureCache::DeleteImage(ImageId id) {
 	if (image->info.HasMetadata()) {
 		const auto metadata = m_surface_metas.find(image->info.metadata.range.address);
 		if (metadata != m_surface_metas.end() &&
-		    ((image->info.metadata.kind == ImageMetadataKind::Dcc &&
-		      metadata->second.type == MetaDataInfo::Type::Dcc) ||
-		     (image->info.metadata.kind == ImageMetadataKind::Htile &&
-		      metadata->second.type == MetaDataInfo::Type::HTile))) {
+		    image->info.metadata.kind == ImageMetadataKind::Htile &&
+		    metadata->second.type == MetaDataInfo::Type::HTile) {
 			// A later binding may have reused this address for another metadata type.
 			m_surface_metas.erase(metadata);
 		}
@@ -1124,53 +1124,69 @@ void TextureCache::InitializeImage(ImageId id) {
 	}
 }
 
-void TextureCache::PrepareDccClear(ImageId id, const ImageDesc& desc) {
+void TextureCache::MaterializeDccClear(ImageId id, const ImageDesc& desc,
+                                       uint32_t metadata_base_layer) {
 	if (desc.info.metadata.kind != ImageMetadataKind::Dcc) {
 		return;
 	}
-	auto& image            = m_slot_images[id];
-	image.info.metadata    = desc.info.metadata;
-	auto [entry, inserted] = m_surface_metas.try_emplace(
-	    desc.info.metadata.range.address, MetaDataInfo {.type = MetaDataInfo::Type::Dcc});
-	auto& metadata = entry->second;
-	if (!inserted && metadata.type == MetaDataInfo::Type::PendingDcc) {
-		metadata.type = MetaDataInfo::Type::Dcc;
-	} else if (metadata.type != MetaDataInfo::Type::Dcc) {
-		EXIT("TextureCache: image reuses non-DCC metadata\n");
+	const auto range = desc.info.metadata.range;
+	{
+		std::scoped_lock lock {m_lock};
+		auto& image         = m_slot_images[id];
+		image.info.metadata = desc.info.metadata;
+		// A native DCC allocation must not retain a reused HTile/CMask/FMask interpretation.
+		m_surface_metas.erase(range.address);
+		if (range.size == 0 || desc.info.resources.levels != 1 || image.info.resources.levels != 1) {
+			return;
+		}
 	}
-	if (metadata.clear_mask == 0 || image.info.resources.levels != 1 ||
-	    desc.info.metadata.range.size == 0 || metadata.fill_size < desc.info.metadata.range.size) {
-		return;
-	}
-	vk::ClearValue clear {};
-	if (!DecodeDccClear(desc, image.backing.format, metadata.fill_value, clear.color)) {
-		return;
+	const auto layers = desc.info.TransferLayers();
+	// These one-mip surfaces use complete 4 KiB DCC metadata blocks.
+	constexpr uint64_t MetadataBlockSize = 0x1000;
+	if (!range.Valid() || range.address % MetadataBlockSize != 0 || layers == 0 ||
+	    range.size % layers != 0 || (range.size / layers) % MetadataBlockSize != 0) {
+		EXIT("TextureCache: DCC slices must contain aligned 4 KiB blocks\n");
 	}
 	const auto& view           = desc.view_info;
-	const bool  volume_texture = image.info.IsVolume() && view.type == vk::ImageViewType::e3D;
-	const auto  first          = volume_texture ? 0u : view.base_layer;
-	const auto  count = volume_texture ? std::max(image.info.extent.depth >> view.base_level, 1u)
-	                                   : view.layer_count;
-	if (first >= 32 || count > 32 - first) {
-		return;
+	const bool  volume_texture = desc.info.IsVolume() && view.type == vk::ImageViewType::e3D;
+	const auto  first          = volume_texture ? 0u : metadata_base_layer;
+	const auto  image_first    = volume_texture ? 0u : view.base_layer;
+	const auto  count          = volume_texture ? desc.info.extent.depth : view.layer_count;
+	if (first >= layers || count > layers - first) {
+		EXIT("TextureCache: DCC view exceeds its native metadata slices\n");
 	}
-	// The metadata fill covers the complete allocation. Consume each layer only after its
-	// native image contents exist; already materialized layers may have been rendered since.
-	for (uint32_t layer = first; layer < first + count;) {
-		if ((metadata.clear_mask & (1u << layer)) == 0) {
-			layer++;
+	// Finish native metadata writes before reading backing bytes. This can submit the scheduler,
+	// so discovery runs before final draw uploads and never holds the texture lock across it.
+	if (m_buffer_cache.IsRegionGpuModified(range.address, range.size)) {
+		m_buffer_cache.ReadMemory(range.address, range.size, false);
+	}
+	const auto slice_size = range.size / layers;
+	for (uint32_t slice = 0; slice < count; slice++) {
+		const auto address = range.address + slice_size * (first + slice);
+		uint8_t code = 0;
+		if (!LibKernel::Memory::TryReadBacking(address, &code, sizeof(code))) {
+			EXIT("TextureCache: failed to read DCC metadata backing\n");
+		}
+		vk::ClearValue clear {};
+		if (!DecodeDccClear(desc, code, clear.color)) {
 			continue;
 		}
-		const auto start = layer;
-		uint32_t   mask  = 0;
-		do {
-			mask |= 1u << layer++;
-		} while (layer < first + count && (metadata.clear_mask & (1u << layer)) != 0);
-		ClearImage(m_scheduler.Current(), id,
-		           {vk::ImageAspectFlagBits::eColor, view.base_level, view.level_count, start,
-		            layer - start},
-		           clear);
-		metadata.clear_mask &= ~mask;
+		std::vector<uint8_t> bytes(slice_size);
+		if (!LibKernel::Memory::TryReadBacking(address, bytes.data(), bytes.size())) {
+			EXIT("TextureCache: failed to read DCC metadata slice\n");
+		}
+		if (!std::all_of(bytes.begin(), bytes.end(), [code](uint8_t byte) { return byte == code; })) {
+			continue;
+		}
+		{
+			std::scoped_lock lock {m_lock};
+			ClearImage(m_scheduler.Current(), id, view.format,
+			           {vk::ImageAspectFlagBits::eColor, view.base_level, view.level_count,
+			            image_first + slice, 1}, clear);
+		}
+		// Native expanded keys own consumption. Existing buffer tracking publishes this CPU
+		// write to future GPU readers; FillBuffer can fault and must run outside the texture lock.
+		m_buffer_cache.FillBuffer(address, slice_size, UINT32_MAX, false);
 	}
 }
 
@@ -1235,6 +1251,7 @@ ImageId TextureCache::FindImage(ImageDesc& desc, bool exact_format) {
 		std::scoped_lock lock {m_lock};
 		return GetNullImage(desc);
 	}
+	const auto metadata_base_layer = desc.view_info.base_layer;
 
 	ImageId result {};
 	{
@@ -1302,6 +1319,7 @@ ImageId TextureCache::FindImage(ImageDesc& desc, bool exact_format) {
 		image.tick_accessed_last = m_scheduler.CurrentTick();
 		TouchImage(image);
 	}
+	MaterializeDccClear(result, desc, metadata_base_layer);
 	return result;
 }
 
@@ -1365,7 +1383,6 @@ vk::ImageView TextureCache::FindTexture(ImageId id, const ImageDesc& desc) {
 		image.MarkGpuModified();
 	}
 	if (!image.info.data.Empty()) {
-		PrepareDccClear(id, desc);
 		RefreshImage(id);
 	}
 	switch (desc.type) {
@@ -1395,7 +1412,6 @@ vk::ImageView TextureCache::FindRenderTarget(ImageId id, const ImageDesc& desc)
 	TouchImage(image);
 	image.MarkGpuModified();
 	image.usage.render_target = true;
-	PrepareDccClear(id, desc);
 	RefreshImage(id);
 	CommitGpuWrite(image);
 	TrackImageDownload(id, image);
@@ -1419,16 +1435,9 @@ vk::ImageView TextureCache::FindDepthTarget(ImageId id, const ImageDesc& desc) {
 	RefreshImage(id);
 	if (desc.info.HasMetadata()) {
 		image.info.metadata = desc.info.metadata;
-		auto [metadata, inserted] =
-		    m_surface_metas.try_emplace(desc.info.metadata.range.address,
-		                                MetaDataInfo {.type       = MetaDataInfo::Type::HTile,
-		                                              .clear_mask = image.info.htile_clear_mask});
-		if (!inserted && metadata->second.type != MetaDataInfo::Type::HTile) {
-			// PS5 allocations can reuse DCC storage as HTile while the old color image is cached.
-			// The depth binding defines the new type; incompatible fill state cannot carry over.
-			metadata->second = {.type       = MetaDataInfo::Type::HTile,
-			                    .clear_mask = image.info.htile_clear_mask};
-		}
+		m_surface_metas.emplace(desc.info.metadata.range.address,
+		                        MetaDataInfo {.type       = MetaDataInfo::Type::HTile,
+		                                      .clear_mask = image.info.htile_clear_mask});
 	}
 	CommitGpuWrite(image);
 	if (desc.info.HasStencil()) {
@@ -1516,12 +1525,12 @@ bool TextureCache::ClearImageFromBuffer(CommandBuffer& command, uint64_t address
 		}
 		clear.depthStencil.stencil = stencil_clear;
 	}
-	ClearImage(command, selected,
+	ClearImage(command, selected, image.backing.format,
 	           {aspect, 0, image.info.resources.levels, 0, image.info.TransferLayers()}, clear);
 	return true;
 }
 
-void TextureCache::ClearImage(CommandBuffer& command, ImageId id,
+void TextureCache::ClearImage(CommandBuffer& command, ImageId id, vk::Format format,
                               const vk::ImageSubresourceRange& range, const vk::ClearValue& clear) {
 	auto& image = m_slot_images[id];
 	const auto aspects = image.info.IsDepth() ? ImageViewOps::DepthAspectMask(image.backing.format)
@@ -1546,11 +1555,12 @@ void TextureCache::ClearImage(CommandBuffer& command, ImageId id,
 		}
 	}
 	command.EndRendering();
-	if (image.info.IsVolume() && !full_image) {
+	// Transfer clears use the backing format; aliased clears must encode through their view.
+	if (format != image.backing.format || (image.info.IsVolume() && !full_image)) {
 		EXIT_NOT_IMPLEMENTED(range.aspectMask != vk::ImageAspectFlagBits::eColor ||
 		                     range.levelCount != 1);
 		ImageViewInfo view {};
-		view.format = image.backing.format;
+		view.format = format;
 		view.type   = range.layerCount == 1 ? vk::ImageViewType::e2D : vk::ImageViewType::e2DArray;
 		view.base_level  = range.baseMipLevel;
 		view.base_layer  = range.baseArrayLayer;
@@ -1861,72 +1871,32 @@ void TextureCache::InvalidateCpuAliases(uint64_t address, uint64_t size) {
 bool TextureCache::IsMeta(uint64_t address) {
 	std::scoped_lock lock {m_lock};
 	const auto       found = m_surface_metas.find(address);
-	return found != m_surface_metas.end() && found->second.type != MetaDataInfo::Type::PendingDcc;
+	return found != m_surface_metas.end();
 }
 
-bool TextureCache::IsMetaCleared(uint64_t address, uint32_t slice, uint32_t* fill_value) {
+bool TextureCache::IsMetaCleared(uint64_t address, uint32_t slice) {
 	std::scoped_lock lock {m_lock};
 	const auto       found = m_surface_metas.find(address);
-	if (found == m_surface_metas.end() || found->second.type == MetaDataInfo::Type::PendingDcc ||
-	    slice >= 32) {
+	if (found == m_surface_metas.end() || slice >= 32) {
 		return false;
 	}
-	if (fill_value != nullptr) {
-		*fill_value = found->second.fill_value;
-	}
 	return (found->second.clear_mask & (1u << slice)) != 0;
 }
 
 bool TextureCache::ClearMeta(uint64_t address) {
 	std::scoped_lock lock {m_lock};
 	const auto       found = m_surface_metas.find(address);
-	if (found == m_surface_metas.end() || found->second.type == MetaDataInfo::Type::PendingDcc ||
-	    found->second.type == MetaDataInfo::Type::Dcc) {
-		// Preserve the broad metadata-clear operation for CMask/FMask/HTile. DCC requires a
-		// validated fill value, so an arbitrary compute write must not clear it.
+	if (found == m_surface_metas.end()) {
 		return false;
 	}
 	found->second.clear_mask = UINT32_MAX;
 	return true;
 }
 
-void TextureCache::TrackDccFill(uint64_t address, uint64_t size, uint32_t fill_value) {
-	if (!GuestRange {address, size}.Valid()) {
-		EXIT("TextureCache: invalid DCC fill range\n");
-	}
-	// DCC fills use a repeated byte code. Require all four bytes of the detected dword to agree,
-	// and mark only recognized deferred-clear encodings as logically clear.
-	const auto dcc_clear_mask = [fill_value] {
-		const auto code = static_cast<uint8_t>(fill_value);
-		if (fill_value != static_cast<uint32_t>(code) * 0x01010101u) {
-			return 0u;
-		}
-		switch (code) {
-			case 0x00:
-			case 0x20:
-			case 0x40:
-			case 0x80:
-			case 0xc0: return UINT32_MAX;
-			default: return 0u;
-		}
-	}();
-	std::scoped_lock lock {m_lock};
-	// The guest dispatch still writes metadata. An unknown address remains PendingDcc until an
-	// image descriptor confirms its role; never reinterpret CMask/FMask/HTile as DCC.
-	const auto found = m_surface_metas.try_emplace(address).first;
-	if (found->second.type == MetaDataInfo::Type::PendingDcc ||
-	    found->second.type == MetaDataInfo::Type::Dcc) {
-		found->second.clear_mask = dcc_clear_mask;
-		found->second.fill_value = fill_value;
-		found->second.fill_size  = size;
-	}
-}
-
 bool TextureCache::TouchMeta(uint64_t address, uint32_t slice, bool is_clear) {
 	std::scoped_lock lock {m_lock};
 	const auto       found = m_surface_metas.find(address);
-	if (found == m_surface_metas.end() || found->second.type == MetaDataInfo::Type::PendingDcc ||
-	    slice >= 32) {
+	if (found == m_surface_metas.end() || slice >= 32) {
 		return false;
 	}
 	if (is_clear) {
@@ -1942,10 +1912,13 @@ void TextureCache::UnmapMemory(uint64_t address, uint64_t size) {
 		EXIT("TextureCache: invalid unmap range\n");
 	}
 	std::scoped_lock lock {m_lock};
-	const auto       end = address + size;
-	for (auto metadata = m_surface_metas.lower_bound(address);
-	     metadata != m_surface_metas.end() && metadata->first < end;) {
-		metadata = m_surface_metas.erase(metadata);
+	for (auto metadata = m_surface_metas.begin(); metadata != m_surface_metas.end();) {
+		const auto base = metadata->first;
+		if (base >= address && base < address + size) {
+			metadata = m_surface_metas.erase(metadata);
+		} else {
+			++metadata;
+		}
 	}
 	auto images = FindImagesInRegion(address, size, false);
 	for (const auto id: images) {

src/graphics/host_gpu/renderer/cache/textureCache.h

@@ -64,11 +64,8 @@ public:
 	[[nodiscard]] bool IsRegionGpuModified(uint64_t address, uint64_t size);
 
 	[[nodiscard]] bool IsMeta(uint64_t address);
-	[[nodiscard]] bool IsMetaCleared(uint64_t address, uint32_t slice,
-	                                 uint32_t* fill_value = nullptr);
+	[[nodiscard]] bool IsMetaCleared(uint64_t address, uint32_t slice);
 	[[nodiscard]] bool ClearMeta(uint64_t address);
-	// Record deferred DCC state while the original guest dispatch writes the metadata.
-	void               TrackDccFill(uint64_t address, uint64_t size, uint32_t fill_value);
 	[[nodiscard]] bool TouchMeta(uint64_t address, uint32_t slice, bool is_clear);
 
 	void UnmapMemory(uint64_t address, uint64_t size);
@@ -81,17 +78,10 @@ private:
 	struct ImageDownload;
 
 	struct MetaDataInfo {
-		// A guest metadata-fill dispatch may initialize DCC before its render target is bound.
-		// PendingDcc retains that exact fill until an image binding classifies the address,
-		// without exposing an unconfirmed buffer address to the normal metadata heuristics.
-		// Keep all surface metadata in one entry so CMask/FMask can be
-		// registered beside HTile and DCC without introducing parallel tracking paths.
-		enum class Type : uint8_t { PendingDcc, CMask, FMask, HTile, Dcc };
+		enum class Type : uint8_t { CMask, FMask, HTile };
 
-		Type     type       = Type::PendingDcc;
-		uint32_t clear_mask = 0;
-		uint32_t fill_value = 0xffffffffu;
-		uint64_t fill_size  = 0;
+		Type     type;
+		uint32_t clear_mask = UINT32_MAX;
 	};
 
 	struct OverlapResult {
@@ -149,7 +139,8 @@ private:
 	                                                ImageId cached);
 	[[nodiscard]] ImageId       ExpandImage(const ImageInfo& info, ImageId source);
 	void                        RefreshImage(ImageId id);
-	void                        PrepareDccClear(ImageId id, const ImageDesc& desc);
+	void                        MaterializeDccClear(ImageId id, const ImageDesc& desc,
+	                                                uint32_t metadata_base_layer);
 	void                        InitializeImage(ImageId id);
 	[[nodiscard]] TextureTransfer
 	BuildTextureTransfer(const Image& image, BindingType binding, TransferDirection direction) const;
@@ -160,8 +151,8 @@ private:
 	void DownloadDepth(Image& image, Buffer& destination, uint64_t destination_offset);
 	void CommitGpuWrite(Image& image);
 	// Caller holds m_lock. Volume layer ranges select depth slices.
-	void ClearImage(CommandBuffer& command, ImageId id, const vk::ImageSubresourceRange& range,
-	                const vk::ClearValue& clear);
+	void ClearImage(CommandBuffer& command, ImageId id, vk::Format format,
+	                const vk::ImageSubresourceRange& range, const vk::ClearValue& clear);
 	void PrepareImageCopy(Image& image);
 	void RefreshCopySource(ImageId id);
 	[[nodiscard]] bool CopyD16(Image& destination, Image& source);

src/graphics/host_gpu/renderer/depthRenderTarget.cpp

@@ -19,6 +19,7 @@
 #include "graphics/host_gpu/vulkanCommon.h"
 
 #include <algorithm>
+#include <array>
 #include <atomic>
 #include <cmath>
 #include <cstdarg>
@@ -45,8 +46,12 @@ static vk::StencilOp ConvertStencilOp(uint8_t value, uint8_t write_mask, uint8_t
 	switch (static_cast<Prospero::StencilOp>(value)) {
 		case Prospero::StencilOp::kKeep: return vk::StencilOp::eKeep;
 		case Prospero::StencilOp::kZero: return vk::StencilOp::eZero;
-		case Prospero::StencilOp::kReplaceTest:
-		case Prospero::StencilOp::kReplaceOp: return vk::StencilOp::eReplace;
+		case Prospero::StencilOp::kReplaceTest: return vk::StencilOp::eReplace;
+		case Prospero::StencilOp::kReplaceOp:
+			if ((op_value & write_mask) == 0) {
+				return vk::StencilOp::eZero;
+			}
+			return vk::StencilOp::eReplace;
 		case Prospero::StencilOp::kAddClamp: return vk::StencilOp::eIncrementAndClamp;
 		case Prospero::StencilOp::kSubClamp: return vk::StencilOp::eDecrementAndClamp;
 		case Prospero::StencilOp::kInvert: return vk::StencilOp::eInvert;
@@ -66,9 +71,38 @@ static vk::StencilOp ConvertStencilOp(uint8_t value, uint8_t write_mask, uint8_t
 	}
 }
 
-static bool UsesStencilOpValue(uint8_t fail, uint8_t pass, uint8_t depth_fail) {
-	constexpr auto replace_op = static_cast<uint8_t>(Prospero::StencilOp::kReplaceOp);
-	return fail == replace_op || pass == replace_op || depth_fail == replace_op;
+static vk::StencilOpState ConvertStencilState(
+    uint8_t compare, const std::array<uint8_t, 3>& operations, uint8_t op_value,
+    const vk::StencilOpState& state) {
+	const auto test_value = state.reference;
+	auto reference       = test_value;
+	auto required_bits   = state.compareMask;
+	if (compare == static_cast<uint8_t>(vk::CompareOp::eAlways) ||
+	    compare == static_cast<uint8_t>(vk::CompareOp::eNever)) {
+		required_bits = 0;
+	}
+	std::array<vk::StencilOp, 3> converted {};
+	for (size_t i = 0; i < operations.size(); i++) {
+		converted[i] = ConvertStencilOp(operations[i], state.writeMask, op_value);
+		if (converted[i] != vk::StencilOp::eReplace) {
+			continue;
+		}
+		auto replacement = test_value;
+		if (static_cast<Prospero::StencilOp>(operations[i]) == Prospero::StencilOp::kReplaceOp) {
+			replacement = op_value;
+		}
+		if (((reference ^ replacement) & required_bits & state.writeMask) != 0) {
+			DepthFatal("unsupported stencil replacement: compare=%u, compare mask=0x%02" PRIx32
+			           ", write mask=0x%02" PRIx32 ", operation value=0x%02" PRIx8
+			           ", test value=0x%02" PRIx32,
+			           compare, state.compareMask, state.writeMask, op_value, test_value);
+		}
+		// Vulkan shares one reference between comparison and every replacement on this face.
+		reference = (reference & ~state.writeMask) | (replacement & state.writeMask);
+		required_bits |= state.writeMask;
+	}
+	return {converted[0], converted[1], converted[2], static_cast<vk::CompareOp>(compare),
+	        state.compareMask, state.writeMask, reference};
 }
 
 [[nodiscard]] static vk::Format ResolveHostDepthAttachmentFormat(const CommandBuffer&     buffer,
@@ -296,31 +330,20 @@ void RenderExecutor::ResolveRenderDepthTarget(CommandBuffer& buffer, RenderDepth
 		const uint8_t back_write_mask  = stencil_ops_disabled ? 0 : sm.stencil_writemask_bf;
 		if (dc.stencilfunc > static_cast<uint8_t>(vk::CompareOp::eAlways) ||
 		    (dc.backface_enable &&
-		     dc.stencilfunc_bf > static_cast<uint8_t>(vk::CompareOp::eAlways)) ||
-		    (front_write_mask != 0 &&
-		     UsesStencilOpValue(sc.stencil_fail, sc.stencil_zpass, sc.stencil_zfail) &&
-		     sm.stencil_opval != sm.stencil_testval) ||
-		    (dc.backface_enable && back_write_mask != 0 &&
-		     UsesStencilOpValue(sc.stencil_fail_bf, sc.stencil_zpass_bf, sc.stencil_zfail_bf) &&
-		     sm.stencil_opval_bf != sm.stencil_testval_bf)) {
-			DepthFatal("unsupported stencil compare or replacement state");
+		     dc.stencilfunc_bf > static_cast<uint8_t>(vk::CompareOp::eAlways))) {
+			DepthFatal("unsupported stencil compare state");
 		}
-		r.stencil_static_front = {
-		    ConvertStencilOp(sc.stencil_fail, front_write_mask, sm.stencil_opval),
-		    ConvertStencilOp(sc.stencil_zpass, front_write_mask, sm.stencil_opval),
-		    ConvertStencilOp(sc.stencil_zfail, front_write_mask, sm.stencil_opval),
-		    static_cast<vk::CompareOp>(dc.stencilfunc)};
-		r.stencil_dynamic_front = {sm.stencil_mask, front_write_mask, sm.stencil_testval};
+		r.stencil_front = ConvertStencilState(
+		    dc.stencilfunc, {sc.stencil_fail, sc.stencil_zpass, sc.stencil_zfail},
+		    sm.stencil_opval, {.compareMask = sm.stencil_mask, .writeMask = front_write_mask,
+		                       .reference = sm.stencil_testval});
 		if (dc.backface_enable) {
-			r.stencil_static_back = {
-			    ConvertStencilOp(sc.stencil_fail_bf, back_write_mask, sm.stencil_opval_bf),
-			    ConvertStencilOp(sc.stencil_zpass_bf, back_write_mask, sm.stencil_opval_bf),
-			    ConvertStencilOp(sc.stencil_zfail_bf, back_write_mask, sm.stencil_opval_bf),
-			    static_cast<vk::CompareOp>(dc.stencilfunc_bf)};
-			r.stencil_dynamic_back = {sm.stencil_mask_bf, back_write_mask, sm.stencil_testval_bf};
+			r.stencil_back = ConvertStencilState(
+			    dc.stencilfunc_bf, {sc.stencil_fail_bf, sc.stencil_zpass_bf, sc.stencil_zfail_bf},
+			    sm.stencil_opval_bf, {.compareMask = sm.stencil_mask_bf, .writeMask = back_write_mask,
+			                          .reference = sm.stencil_testval_bf});
 		} else {
-			r.stencil_static_back  = r.stencil_static_front;
-			r.stencil_dynamic_back = r.stencil_dynamic_front;
+			r.stencil_back = r.stencil_front;
 		}
 	}
 	auto& cache = m_context.GetTextureCache();
@@ -406,14 +429,13 @@ vk::ImageAspectFlags RenderDepthInfo::AttachmentWriteAspects() const {
 		return writes;
 	}
 
-	const auto face_writes = [&](const PipelineStencilStaticState&  state,
-	                             const PipelineStencilDynamicState& dynamic) {
-		if (dynamic.writeMask == 0) {
+	const auto face_writes = [&](const vk::StencilOpState& state) {
+		if (state.writeMask == 0) {
 			return false;
 		}
 		bool can_pass = state.compareOp != vk::CompareOp::eNever;
 		bool can_fail = state.compareOp != vk::CompareOp::eAlways;
-		if (dynamic.compareMask == 0) {
+		if (state.compareMask == 0) {
 			switch (state.compareOp) {
 				case vk::CompareOp::eEqual:
 				case vk::CompareOp::eLessOrEqual:
@@ -439,8 +461,7 @@ vk::ImageAspectFlags RenderDepthInfo::AttachmentWriteAspects() const {
 		       (can_pass && depth_fail && state.depthFailOp != vk::StencilOp::eKeep);
 	};
 	if (stencil_clear_enable ||
-	    (stencil_test_enable && (face_writes(stencil_static_front, stencil_dynamic_front) ||
-	                             face_writes(stencil_static_back, stencil_dynamic_back)))) {
+	    (stencil_test_enable && (face_writes(stencil_front) || face_writes(stencil_back)))) {
 		writes |= vk::ImageAspectFlagBits::eStencil;
 	}
 	return writes;

src/graphics/host_gpu/renderer/depthRenderTarget.h

@@ -34,10 +34,8 @@ struct RenderDepthInfo {
 	bool                        stencil_clear_enable     = false;
 	uint8_t                     stencil_clear_value      = 0;
 	bool                        stencil_test_enable      = false;
-	PipelineStencilStaticState  stencil_static_front;
-	PipelineStencilStaticState  stencil_static_back;
-	PipelineStencilDynamicState stencil_dynamic_front;
-	PipelineStencilDynamicState stencil_dynamic_back;
+	vk::StencilOpState          stencil_front;
+	vk::StencilOpState          stencil_back;
 	ImageId                     image_id;
 
 	[[nodiscard]] vk::ImageAspectFlags AttachmentWriteAspects() const;

src/graphics/host_gpu/renderer/image/blitHelper.cpp

@@ -10,7 +10,6 @@
 
 #include <algorithm>
 #include <array>
-#include <iterator>
 
 namespace Libs::Graphics {
 
@@ -37,9 +36,8 @@ BlitHelper::BlitHelper(GraphicContext& graphics, CommandScheduler& scheduler)
 	    m_graphics.device.createPipelineLayout(&layout_info, nullptr, &m_pipeline_layout),
 	    "create BlitHelper pipeline layout");
 
-	m_vertex_shader = CreateShader(GPU_BLIT_FS_TRIANGLE_SPV, std::size(GPU_BLIT_FS_TRIANGLE_SPV));
-	m_fragment_shader =
-	    CreateShader(GPU_BLIT_COLOR_TO_MS_DEPTH_SPV, std::size(GPU_BLIT_COLOR_TO_MS_DEPTH_SPV));
+	m_vertex_shader   = CompileSPV(GPU_BLIT_FS_TRIANGLE_SPV, m_graphics.device);
+	m_fragment_shader = CompileSPV(GPU_BLIT_COLOR_TO_MS_DEPTH_SPV, m_graphics.device);
 }
 
 BlitHelper::~BlitHelper() {
@@ -60,17 +58,6 @@ BlitHelper::~BlitHelper() {
 	}
 }
 
-vk::ShaderModule BlitHelper::CreateShader(const uint32_t* code, size_t words) const {
-	EXIT_IF(code == nullptr || words == 0);
-	vk::ShaderModuleCreateInfo create {};
-	create.codeSize         = words * sizeof(uint32_t);
-	create.pCode            = code;
-	vk::ShaderModule module = nullptr;
-	RequireVulkanSuccess(m_graphics.device.createShaderModule(&create, nullptr, &module),
-	                     "create BlitHelper shader module");
-	return module;
-}
-
 vk::Pipeline BlitHelper::GetPipeline(PipelineKey key) {
 	const auto cached = std::ranges::find(m_pipelines, key, &Pipeline::key);
 	if (cached != m_pipelines.end()) {

src/graphics/host_gpu/renderer/image/blitHelper.h

@@ -37,8 +37,7 @@ private:
 		vk::Pipeline handle = nullptr;
 	};
 
-	[[nodiscard]] vk::ShaderModule CreateShader(const uint32_t* code, size_t words) const;
-	[[nodiscard]] vk::Pipeline     GetPipeline(PipelineKey key);
+	[[nodiscard]] vk::Pipeline GetPipeline(PipelineKey key);
 
 	GraphicContext&         m_graphics;
 	CommandScheduler&       m_scheduler;

src/graphics/host_gpu/renderer/image/tiler.cpp

@@ -260,12 +260,8 @@ vk::Pipeline TileManager::GetPipeline(uint32_t slot) {
 	const uint32_t                   values[] {1u << element_index, direction_index};
 	const vk::SpecializationMapEntry entries[] {{0, 0, 4}, {1, 4, 4}};
 	const vk::SpecializationInfo     specialization {2, entries, sizeof(values), values};
-	vk::ShaderModuleCreateInfo       module_info {};
-	module_info.codeSize    = shaders[family_index].words * sizeof(uint32_t);
-	module_info.pCode       = shaders[family_index].code;
-	vk::ShaderModule module = nullptr;
-	RequireVulkanSuccess(m_graphics.device.createShaderModule(&module_info, nullptr, &module),
-	                     "create TileManager shader module");
+	const auto module =
+	    CompileSPV({shaders[family_index].code, shaders[family_index].words}, m_graphics.device);
 	vk::PipelineShaderStageCreateInfo stage {};
 	stage.stage               = vk::ShaderStageFlagBits::eCompute;
 	stage.module              = module;
@@ -472,12 +468,7 @@ void TileManager::ConvertD16(Result source, Result target, D16Direction directio
 			code  = GPU_TILER_DEMOTE_D16_SPV;
 			words = std::size(GPU_TILER_DEMOTE_D16_SPV);
 		}
-		vk::ShaderModuleCreateInfo module_info {};
-		module_info.codeSize    = words * sizeof(uint32_t);
-		module_info.pCode       = code;
-		vk::ShaderModule module = nullptr;
-		RequireVulkanSuccess(m_graphics.device.createShaderModule(&module_info, nullptr, &module),
-		                     "create D16 conversion shader module");
+		const auto module = CompileSPV({code, words}, m_graphics.device);
 		vk::PipelineShaderStageCreateInfo stage {};
 		stage.stage               = vk::ShaderStageFlagBits::eCompute;
 		stage.module              = module;
@@ -611,12 +602,7 @@ void TileManager::ConvertD16(Result source, Result target, D16Direction directio
 
 void TileManager::SwapBgra16(Result input, Result output, uint32_t pixels) {
 	if (m_swap_bgra16 == nullptr) {
-		vk::ShaderModuleCreateInfo module_info {};
-		module_info.codeSize    = std::size(GPU_TILER_SWAP_BGRA16_SPV) * sizeof(uint32_t);
-		module_info.pCode       = GPU_TILER_SWAP_BGRA16_SPV;
-		vk::ShaderModule module = nullptr;
-		RequireVulkanSuccess(m_graphics.device.createShaderModule(&module_info, nullptr, &module),
-		                     "create BGRA16 swap shader module");
+		const auto module = CompileSPV(GPU_TILER_SWAP_BGRA16_SPV, m_graphics.device);
 		vk::PipelineShaderStageCreateInfo stage {};
 		stage.stage  = vk::ShaderStageFlagBits::eCompute;
 		stage.module = module;

src/graphics/host_gpu/renderer/pipeline/descriptors.cpp

@@ -15,6 +15,7 @@
 #include "graphics/guest_gpu/tile.h"
 #include "graphics/host_gpu/graphicContext.h"
 #include "graphics/host_gpu/hostMemory.h"
+#include "graphics/host_gpu/renderer/colorRenderTarget.h"
 #include "graphics/host_gpu/renderer/debug.h"
 #include "graphics/host_gpu/renderer/image/imageView.h"
 #include "graphics/host_gpu/renderer/image/textureCommon.h"
@@ -147,7 +148,7 @@ NativeStorageBuffer(RenderContext& context, const PreparedBindings::BufferSource
 	}
 	buffer_offset = static_cast<uint32_t>(adjustment);
 	const vk::DescriptorBufferInfo result {buffer->Handle(), aligned_offset, size + adjustment};
-	if (resource.formatted && resource.written) {
+	if (resource.written) {
 		context.GetTextureCache().InvalidateMemoryFromGPU(address, size);
 	}
 	const char* access = "Read";
@@ -850,7 +851,8 @@ void RenderExecutor::RebindImages(PreparedBindings& prepared) {
 	}
 }
 
-void RenderExecutor::PrepareGraphicsBindings(std::span<PreparedBindings* const> stages) {
+void RenderExecutor::PrepareGraphicsBindings(std::span<PreparedBindings* const> stages,
+                                             std::span<RenderColorInfo> colors) {
 	bool uses_dma = false;
 	for (auto* stage: stages) {
 		FindBuffers(*stage);
@@ -859,12 +861,29 @@ void RenderExecutor::PrepareGraphicsBindings(std::span<PreparedBindings* const>
 	if (uses_dma) {
 		m_context.PrepareBda();
 	}
-	for (auto* stage: stages) {
-		RebindBuffers(*stage);
-	}
 	for (auto* stage: stages) {
 		RebindImages(*stage);
 	}
+	auto& cache = m_context.GetTextureCache();
+	for (auto& target: colors) {
+		EXIT_IF(!target.image_id);
+		const auto old_image = cache.m_slot_images.try_get(target.image_id);
+		if (old_image == nullptr || (!old_image->registered && !old_image->info.data.Empty()) ||
+		    old_image->binding.needs_rebind) {
+			if (old_image != nullptr) {
+				old_image->binding = {};
+			}
+			target.desc.view_info.base_level = target.guest_mip_level;
+			target.desc.view_info.base_layer = target.guest_array_layer;
+			target.image_id = cache.FindImage(target.desc);
+			BindRenderTarget(target.image_id);
+		}
+	}
+	// Discovery can read back PS5 metadata and submit the scheduler. Reserve draw buffers only
+	// after image identities are final; attachment layout transitions follow buffer alias copies.
+	for (auto* stage: stages) {
+		RebindBuffers(*stage);
+	}
 }
 
 void RenderExecutor::CommitBindings(CommandBuffer&                     buffer,

src/graphics/host_gpu/renderer/pipeline/pipelineCache.cpp

@@ -89,12 +89,7 @@ template <typename... Args>
 void PipelineCacheLog(fmt::format_string<Args...> format, Args&&... args) {
 	auto message = fmt::format(format, std::forward<Args>(args)...);
 	message += '\n';
-	if (Log::GetDirection() != Log::Direction::Console) {
-		std::fwrite(message.data(), 1, message.size(), stdout);
-		std::fflush(stdout);
-	}
-	Log::Write(message);
-	Log::Flush();
+	Log::WriteToConsoleAndLog(message);
 }
 
 bool ReadShaderGuestMemory(void*, uint64_t address, uint32_t* value) {
@@ -253,12 +248,7 @@ struct PipelineCache::ProgramCache {
 		}
 		DumpShaderSpirv(stage_name, options.shader_hash, result.spirv);
 
-		vk::ShaderModuleCreateInfo create_info {};
-		create_info.codeSize    = result.spirv.size() * sizeof(uint32_t);
-		create_info.pCode       = result.spirv.data();
-		vk::ShaderModule module = nullptr;
-		RequireVulkanSuccess(device.createShaderModule(&create_info, nullptr, &module),
-		                     "create recompiled shader module");
+		const auto module = CompileSPV(result.spirv, device);
 		EXIT_IF(module == nullptr);
 		if (options.dump_ir) {
 			LOGF("%s SPIR-V words=%" PRIu64 " wave_size=%u\n", options.dump_label,
@@ -351,7 +341,7 @@ struct PipelineCache::ProgramCache {
 				options.user_data_base = 0;
 				options.wave_size = stage == ShaderType::Mesh ? input_info.mesh.wave_size : 64u;
 			}
-		} else if constexpr (std::is_same_v<InputInfo, ShaderComputeInputInfo>) {
+		} else {
 			options.wave_size = input_info.wave_size;
 		}
 		auto translated = ShaderRecompiler::TranslateProgram(params.code, options);
@@ -747,9 +737,6 @@ PipelineCache::Pipeline& PipelineCache::GetGraphicsPipeline(
 	static_params.depth_bounds_test_enable = depth.depth_bounds_test_enable;
 	static_params.depth_min_bounds         = depth.depth_min_bounds;
 	static_params.depth_max_bounds         = depth.depth_max_bounds;
-	static_params.stencil_test_enable      = depth.stencil_test_enable;
-	static_params.stencil_front            = depth.stencil_static_front;
-	static_params.stencil_back             = depth.stencil_static_back;
 	const bool rect_list =
 	    command.GetUserConfig().GetPrimType() == Prospero::PrimitiveType::kRectList;
 	static_params.cull_back  = !rect_list && mc.cull_back;

src/graphics/host_gpu/renderer/pipeline/pipelineCache.h

@@ -42,9 +42,6 @@ struct PipelineStaticParameters {
 	bool                       depth_bounds_test_enable = false;
 	float                      depth_min_bounds         = 0.0f;
 	float                      depth_max_bounds         = 0.0f;
-	bool                       stencil_test_enable      = false;
-	PipelineStencilStaticState stencil_front;
-	PipelineStencilStaticState stencil_back;
 	uint32_t                   color_mask[RENDER_COLOR_ATTACHMENTS_MAX]           = {};
 	bool                       cull_front                                         = false;
 	bool                       cull_back                                          = false;
@@ -68,7 +65,7 @@ struct PipelineStaticParameters {
 static_assert(std::is_trivially_copyable_v<PipelineStaticParameters>);
 static_assert(std::is_standard_layout_v<PipelineStaticParameters>);
 static_assert(alignof(PipelineStaticParameters) == 1);
-static_assert(sizeof(PipelineStaticParameters) == 158);
+static_assert(sizeof(PipelineStaticParameters) == 125);
 
 struct PipelineRenderingState {
 	std::array<vk::Format, RENDER_COLOR_ATTACHMENTS_MAX> color_formats {};

src/graphics/host_gpu/renderer/pipeline/shaders.cpp

@@ -231,30 +231,20 @@ void CreatePipelineInternal(GraphicContext& graphics, PipelineCache::Pipeline& p
 	vk::ShaderModule tess_control_shader_module = nullptr;
 	vk::ShaderModule tess_eval_shader_module    = nullptr;
 
-	vk::ShaderModuleCreateInfo create_info {};
-	vk::Result result {};
 	if (rect_list) {
 		const auto shaders =
 		    BuildRectListShaders(vs_input_info, ps_active ? ps_input_info : nullptr);
-		create_info.codeSize = shaders.control.size() * 4;
-		create_info.pCode    = shaders.control.data();
-		result =
-		    graphics.device.createShaderModule(&create_info, nullptr, &tess_control_shader_module);
+		tess_control_shader_module = CompileSPV(shaders.control, graphics.device);
 		if (graphics_debug_dump_enabled()) {
-			LOGF("PipelineTrace: vkCreateShaderModule RectList TCS done result=%s module=%p\n",
-			     vk::to_string(result).c_str(), static_cast<void*>(tess_control_shader_module));
+			LOGF("PipelineTrace: vkCreateShaderModule RectList TCS done module=%p\n",
+			     static_cast<void*>(tess_control_shader_module));
 		}
-		EXIT_NOT_IMPLEMENTED(result != vk::Result::eSuccess);
 
-		create_info.codeSize = shaders.evaluation.size() * 4;
-		create_info.pCode    = shaders.evaluation.data();
-		result =
-		    graphics.device.createShaderModule(&create_info, nullptr, &tess_eval_shader_module);
+		tess_eval_shader_module = CompileSPV(shaders.evaluation, graphics.device);
 		if (graphics_debug_dump_enabled()) {
-			LOGF("PipelineTrace: vkCreateShaderModule RectList TES done result=%s module=%p\n",
-			     vk::to_string(result).c_str(), static_cast<void*>(tess_eval_shader_module));
+			LOGF("PipelineTrace: vkCreateShaderModule RectList TES done module=%p\n",
+			     static_cast<void*>(tess_eval_shader_module));
 		}
-		EXIT_NOT_IMPLEMENTED(result != vk::Result::eSuccess);
 	}
 
 	EXIT_NOT_IMPLEMENTED(
@@ -470,8 +460,8 @@ void CreatePipelineInternal(GraphicContext& graphics, PipelineCache::Pipeline& p
 		     " set_layouts=1 push_constants=%" PRIu32 "\n",
 		     vertex_program.id, ps_active ? pixel_program.id : 0, 1u);
 	}
-	result = graphics.device.createPipelineLayout(&pipeline_layout_info, nullptr,
-	                                              &pipeline.pipeline_layout);
+	auto result = graphics.device.createPipelineLayout(&pipeline_layout_info, nullptr,
+	                                                   &pipeline.pipeline_layout);
 	if (graphics_debug_dump_enabled()) {
 		LOGF("PipelineTrace: vkCreatePipelineLayout done result=%s layout=%p\n",
 		     vk::to_string(result).c_str(), static_cast<void*>(pipeline.pipeline_layout));
@@ -487,15 +477,6 @@ void CreatePipelineInternal(GraphicContext& graphics, PipelineCache::Pipeline& p
 #else
 	    (static_params.depth_bounds_test_enable ? VK_TRUE : VK_FALSE);
 #endif
-	depth_stencil_info.stencilTestEnable = (static_params.stencil_test_enable ? VK_TRUE : VK_FALSE);
-	depth_stencil_info.front.failOp      = static_params.stencil_front.failOp;
-	depth_stencil_info.front.passOp      = static_params.stencil_front.passOp;
-	depth_stencil_info.front.depthFailOp = static_params.stencil_front.depthFailOp;
-	depth_stencil_info.front.compareOp   = static_params.stencil_front.compareOp;
-	depth_stencil_info.back.failOp       = static_params.stencil_back.failOp;
-	depth_stencil_info.back.passOp       = static_params.stencil_back.passOp;
-	depth_stencil_info.back.depthFailOp  = static_params.stencil_back.depthFailOp;
-	depth_stencil_info.back.compareOp    = static_params.stencil_back.compareOp;
 	depth_stencil_info.minDepthBounds    = static_params.depth_min_bounds;
 	depth_stencil_info.maxDepthBounds    = static_params.depth_max_bounds;
 
@@ -508,6 +489,8 @@ void CreatePipelineInternal(GraphicContext& graphics, PipelineCache::Pipeline& p
 	    vk::DynamicState::eDepthCompareOp,
 	    vk::DynamicState::eDepthBiasEnable,
 	    vk::DynamicState::eDepthBias,
+	    vk::DynamicState::eStencilTestEnable,
+	    vk::DynamicState::eStencilOp,
 	    vk::DynamicState::eStencilCompareMask,
 	    vk::DynamicState::eStencilReference,
 	    vk::DynamicState::eStencilWriteMask,

src/graphics/host_gpu/renderer/render.h

@@ -176,7 +176,8 @@ private:
 
 	[[nodiscard]] TextureBinding ResolveTexture(const ShaderRecompiler::IR::ImageResource& resource,
 	                                            const ShaderRecompiler::IR::DescriptorValue& value);
-	void PrepareGraphicsBindings(std::span<PreparedBindings* const> stages);
+	void PrepareGraphicsBindings(std::span<PreparedBindings* const> stages,
+	                             std::span<RenderColorInfo> colors);
 	void ResolveRenderColorTarget(CommandBuffer& buffer, RenderColorInfo& target,
 	                              uint32_t render_target_slice_offset, uint32_t render_target_slot,
 	                              bool ignore_target_mask = false, bool exact_format = false);

src/graphics/host_gpu/renderer/renderCompute.cpp

@@ -172,7 +172,7 @@ bool RenderExecutor::TryConsumeComputeImageClear(const ShaderComputeInputInfo& i
 		                                       1, view.base_layer, view.layer_count};
 		vk::ClearValue clear {};
 		clear.depthStencil = vk::ClearDepthStencilValue {0.0f, fill.value};
-		cache.ClearImage(command, binding.image_id, range, clear);
+		cache.ClearImage(command, binding.image_id, image.backing.format, range, clear);
 		return true;
 	}
 	ShaderBufferResource descriptor;
@@ -183,14 +183,6 @@ bool RenderExecutor::TryConsumeComputeImageClear(const ShaderComputeInputInfo& i
 		return false;
 	}
 	if (!cache.ClearImageFromBuffer(command, descriptor.Base48(), size, packed_clear)) {
-		// Track deferred DCC state while the original dispatch writes the metadata allocation.
-		cache.TrackDccFill(descriptor.Base48(), size, packed_clear);
-		static std::atomic<uint32_t> logged_metadata_clears {0};
-		if (logged_metadata_clears.fetch_add(1, std::memory_order_relaxed) < 32) {
-			LOGF("GraphicsRenderDispatchDirect: metadata fill shader=0x%016" PRIx64
-			     " addr=0x%016" PRIx64 " size=0x%016" PRIx64 " value=0x%08" PRIx32 "\n",
-			     input.stage.program->shader_hash, descriptor.Base48(), size, packed_clear);
-		}
 		return false;
 	}
 	static std::atomic<uint32_t> logged_clears {0};
@@ -374,8 +366,8 @@ void RenderExecutor::DispatchDirect(uint64_t submit_id, CommandBuffer& buffer,
 	if (program.info.uses_dma) {
 		m_context.PrepareBda();
 	}
-	RebindBuffers(bindings);
 	RebindImages(bindings);
+	RebindBuffers(bindings);
 
 	auto              vk_buffer        = buffer.Handle();
 	PreparedBindings* descriptor_stage = &bindings;

src/graphics/host_gpu/renderer/renderDraw.cpp

@@ -403,19 +403,16 @@ static void SetGraphicsDynamicParams(const CommandBuffer& buffer, vk::CommandBuf
 		vk_buffer.setDepthBias(constant_factor, poly_offset.clamp, slope_factor);
 	}
 
+	vk_buffer.setStencilTestEnable(depth.stencil_test_enable ? VK_TRUE : VK_FALSE);
 	if (depth.stencil_test_enable) {
-		vk_buffer.setStencilCompareMask(vk::StencilFaceFlagBits::eFront,
-		                                depth.stencil_dynamic_front.compareMask);
-		vk_buffer.setStencilCompareMask(vk::StencilFaceFlagBits::eBack,
-		                                depth.stencil_dynamic_back.compareMask);
-		vk_buffer.setStencilWriteMask(vk::StencilFaceFlagBits::eFront,
-		                              depth.stencil_dynamic_front.writeMask);
-		vk_buffer.setStencilWriteMask(vk::StencilFaceFlagBits::eBack,
-		                              depth.stencil_dynamic_back.writeMask);
-		vk_buffer.setStencilReference(vk::StencilFaceFlagBits::eFront,
-		                              depth.stencil_dynamic_front.reference);
-		vk_buffer.setStencilReference(vk::StencilFaceFlagBits::eBack,
-		                              depth.stencil_dynamic_back.reference);
+		const auto set_stencil = [&](vk::StencilFaceFlagBits face, const vk::StencilOpState& state) {
+			vk_buffer.setStencilOp(face, state.failOp, state.passOp, state.depthFailOp, state.compareOp);
+			vk_buffer.setStencilCompareMask(face, state.compareMask);
+			vk_buffer.setStencilWriteMask(face, state.writeMask);
+			vk_buffer.setStencilReference(face, state.reference);
+		};
+		set_stencil(vk::StencilFaceFlagBits::eFront, depth.stencil_front);
+		set_stencil(vk::StencilFaceFlagBits::eBack, depth.stencil_back);
 	}
 
 #if defined(__APPLE__)
@@ -482,14 +479,10 @@ RenderState RenderExecutor::AcquireRenderTargets(CommandBuffer& buffer, RenderCo
 	for (uint32_t i = 0; i < color_count; i++) {
 		auto& target = colors[i];
 		EXIT_IF(!target.image_id);
-		const auto old_image = cache.m_slot_images.try_get(target.image_id);
-		if (old_image == nullptr || (!old_image->registered && !old_image->info.data.Empty()) ||
-		    old_image->binding.needs_rebind) {
-			if (old_image != nullptr) {
-				old_image->binding = {};
-			}
-			target.image_id = cache.FindImage(target.desc);
-			BindRenderTarget(target.image_id);
+		const auto owner = cache.m_slot_images.try_get(target.image_id);
+		if (owner == nullptr || (!owner->registered && !owner->info.data.Empty()) ||
+		    owner->binding.needs_rebind) {
+			EXIT("color target changed after render-state discovery\n");
 		}
 		const auto image_view = cache.FindRenderTarget(target.image_id, target.desc);
 		auto&      image      = cache.GetImage(target.image_id);
@@ -709,6 +702,7 @@ struct PreparedVertexBuffers {
 
 	std::array<vk::Buffer, MaxBuffers>     buffers {};
 	std::array<vk::DeviceSize, MaxBuffers> offsets {};
+	std::array<vk::DeviceSize, MaxBuffers> sizes {};
 	uint32_t                               count = 0;
 };
 
@@ -793,6 +787,7 @@ static PreparedVertexBuffers AcquireVertexBuffers(CommandBuffer&               b
 
 		prepared.buffers[i] = range->binding.first->Handle();
 		prepared.offsets[i] = range->binding.second + vertex.addr - range->base_address;
+		prepared.sizes[i]   = std::min(size, range->acquired_end - vertex.addr);
 		SetVulkanObjectNameF(
 		    buffer.GetContext().GetGraphics().device, prepared.buffers[i],
 		    "Kyty.VertexBuffer[slot={} guest=0x{:016x} size=0x{:x} stride={} records={}]", i,
@@ -989,8 +984,9 @@ static void CommitVertexBuffers(vk::CommandBuffer            vk_buffer,
 		EXIT_IF(prepared.buffers[i] == nullptr);
 	}
 	if (prepared.count != 0) {
-		vk_buffer.bindVertexBuffers(0, prepared.count, prepared.buffers.data(),
-		                            prepared.offsets.data());
+		// Guest descriptor bounds must survive allocation merging in the cache.
+		vk_buffer.bindVertexBuffers2(0, prepared.count, prepared.buffers.data(),
+		                             prepared.offsets.data(), prepared.sizes.data(), nullptr);
 	}
 }
 
@@ -1116,7 +1112,7 @@ void RenderExecutor::ExecutePreparedDraw(uint64_t submit_id, CommandBuffer& buff
 		descriptor_stages[stage_count++] = &*bindings.pixel;
 	}
 	const auto stages = std::span {descriptor_stages.data(), stage_count};
-	PrepareGraphicsBindings(stages);
+	PrepareGraphicsBindings(stages, std::span {state.color_info, state.color_count});
 	PreparedVertexBuffers vertex_bindings;
 	PreparedIndexBuffer   index_binding;
 	if (!mesh_active) {

src/graphics/host_gpu/renderer/renderTarget.h

@@ -5,7 +5,6 @@
 
 #include <array>
 #include <cstdint>
-#include <type_traits>
 
 namespace Libs::Graphics {
 
@@ -67,33 +66,6 @@ inline constexpr TargetViewInfo ResolveTargetViewInfo(uint32_t base_layer, uint3
 	        base_layer, last_layer - base_layer + 1u, last_layer + 1u};
 }
 
-#pragma pack(push, 1)
-
-struct PipelineStencilStaticState {
-	vk::StencilOp failOp      = vk::StencilOp::eKeep;
-	vk::StencilOp passOp      = vk::StencilOp::eKeep;
-	vk::StencilOp depthFailOp = vk::StencilOp::eKeep;
-	vk::CompareOp compareOp   = vk::CompareOp::eNever;
-};
-
-struct PipelineStencilDynamicState {
-	uint32_t compareMask = 0;
-	uint32_t writeMask   = 0;
-	uint32_t reference   = 0;
-};
-
-#pragma pack(pop)
-
-static_assert(std::is_trivially_copyable_v<PipelineStencilStaticState>);
-static_assert(std::is_standard_layout_v<PipelineStencilStaticState>);
-static_assert(alignof(PipelineStencilStaticState) == 1);
-static_assert(sizeof(PipelineStencilStaticState) ==
-              sizeof(vk::StencilOp) * 3 + sizeof(vk::CompareOp));
-static_assert(std::is_trivially_copyable_v<PipelineStencilDynamicState>);
-static_assert(std::is_standard_layout_v<PipelineStencilDynamicState>);
-static_assert(alignof(PipelineStencilDynamicState) == 1);
-static_assert(sizeof(PipelineStencilDynamicState) == sizeof(uint32_t) * 3);
-
 } // namespace Libs::Graphics
 
 #endif // EMULATOR_SRC_GRAPHICS_HOST_GPU_RENDERER_RENDERTARGET_H_

src/graphics/host_gpu/vulkanCommon.cpp

@@ -123,4 +123,14 @@ void RequireVulkanSuccess(vk::Result result, const char* operation) {
 	}
 }
 
+vk::ShaderModule CompileSPV(std::span<const uint32_t> code, vk::Device device) {
+	vk::ShaderModuleCreateInfo create_info {};
+	create_info.codeSize    = code.size_bytes();
+	create_info.pCode       = code.data();
+	vk::ShaderModule module = nullptr;
+	RequireVulkanSuccess(device.createShaderModule(&create_info, nullptr, &module),
+	                     "create SPIR-V shader module");
+	return module;
+}
+
 } // namespace Libs::Graphics

src/graphics/host_gpu/vulkanCommon.h

@@ -15,6 +15,7 @@
 
 #include <cstdint>
 #include <fmt/format.h>
+#include <span>
 #include <string>
 #include <utility>
 #include <vector>
@@ -27,6 +28,7 @@ using VulkanMemoryBarrier = vk::MemoryBarrier;
 
 vk::Format  VulkanFormat(Prospero::BufferFormat guest_format);
 void        RequireVulkanSuccess(vk::Result result, const char* operation);
+vk::ShaderModule CompileSPV(std::span<const uint32_t> code, vk::Device device);
 
 template <typename Handle, typename... Args>
 void SetVulkanObjectNameF(vk::Device device, Handle handle, fmt::format_string<Args...> format,

src/graphics/presentation/videoOut.cpp

@@ -237,7 +237,9 @@ private:
 
 struct VideoOutDriver::Impl {
 public:
-	static constexpr int VIDEO_OUT_NUM_MAX = 4;
+	static constexpr std::array VIDEO_OUT_BUSES {
+	    VIDEO_OUT_BUS_TYPE_MAIN, VIDEO_OUT_BUS_TYPE_OVERLAY, VIDEO_OUT_BUS_TYPE_SUB};
+	static constexpr int VIDEO_OUT_NUM_MAX = VIDEO_OUT_BUSES.size() + 1;
 
 	Impl(uint32_t width, uint32_t height, Graphics::Presenter& presenter)
 	    : m_renderer(presenter.Renderer()), m_presenter(presenter), m_flip_queue(presenter) {
@@ -248,7 +250,7 @@ public:
 	~Impl();
 	KYTY_CLASS_NO_COPY(Impl);
 
-	int             Open(int bus_type);
+	int             Open(int bus_type, int index);
 	bool            Close(int handle);
 	VideoOutConfig* Get(int handle);
 	VideoOutConfig* Get(int handle, uint64_t& generation);
@@ -610,12 +612,17 @@ void VideoOutDriver::Impl::Init(uint32_t width, uint32_t height) {
 	}
 }
 
-int VideoOutDriver::Impl::Open(int bus_type) {
+int VideoOutDriver::Impl::Open(int bus_type, int index) {
+	const auto bus = std::find(VIDEO_OUT_BUSES.begin(), VIDEO_OUT_BUSES.end(), bus_type);
+	if (bus == VIDEO_OUT_BUSES.end()) {
+		return VIDEO_OUT_ERROR_INVALID_VALUE;
+	}
+	EXIT_NOT_IMPLEMENTED(index != 0);
 	Common::LockGuard lock(m_mutex);
 
-	const int handle = bus_type + 1;
+	const int handle = static_cast<int>(bus - VIDEO_OUT_BUSES.begin()) + 1;
 	if (m_video_out_ctx[handle].opened) {
-		return -1;
+		return VIDEO_OUT_ERROR_RESOURCE_BUSY;
 	}
 	auto&             config = m_video_out_ctx[handle];
 	Common::LockGuard config_lock(config.mutex);
@@ -1169,21 +1176,9 @@ KYTY_SYSV_ABI int VideoOutOpen(int user_id, int bus_type, int index, const void*
 	PRINT_NAME();
 
 	EXIT_NOT_IMPLEMENTED(user_id != 255 && user_id != 0);
-	if (bus_type != VIDEO_OUT_BUS_TYPE_MAIN && bus_type != VIDEO_OUT_BUS_TYPE_OVERLAY &&
-	    bus_type != VIDEO_OUT_BUS_TYPE_SUB) {
-		return VIDEO_OUT_ERROR_INVALID_VALUE;
-	}
-	EXIT_NOT_IMPLEMENTED(index != 0);
-
 	LOGF("\t param = 0x%016" PRIx64 "\n", reinterpret_cast<uint64_t>(param));
 
-	int handle = DriverState().Open(bus_type);
-
-	if (handle < 0) {
-		return VIDEO_OUT_ERROR_RESOURCE_BUSY;
-	}
-
-	return handle;
+	return DriverState().Open(bus_type, index);
 }
 
 KYTY_SYSV_ABI int VideoOutClose(int handle) {

src/graphics/presentation/window/hostInput.cpp

@@ -220,6 +220,8 @@ uint32_t DefaultKeyboardButton(int key_code) {
 		case SDLK_l: return Controller::PAD_BUTTON_CIRCLE;
 		case SDLK_q: return Controller::PAD_BUTTON_L1;
 		case SDLK_e: return Controller::PAD_BUTTON_R1;
+		case SDLK_z: return Controller::PAD_BUTTON_L2;
+		case SDLK_c: return Controller::PAD_BUTTON_R2;
 		case SDLK_LSHIFT: return Controller::PAD_BUTTON_L3;
 		case SDLK_LCTRL: return Controller::PAD_BUTTON_R3;
 		case SDLK_RETURN:

src/graphics/shader/recompiler/ShaderRecompiler.cpp

@@ -87,7 +87,6 @@ struct EmbeddedFetchSgprInfo {
 	EmbeddedFetchValueType type      = EmbeddedFetchValueType::Unknown;
 	int                    attrib_id = 0;
 	uint32_t               value     = 0;
-	std::vector<uint32_t>  prolog_loads;
 };
 
 using EmbeddedFetchVectorLanes = std::map<uint64_t, EmbeddedFetchSgprInfo>;
@@ -326,7 +325,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 						auto& dst = sgprs[DecodedSgprReg(inst.dst)];
 						dst.type  = EmbeddedFetchValueType::Constant;
 						dst.value = value;
-						dst.prolog_loads.clear();
 					} else {
 						ClearEmbeddedFetchSgprs(sgprs, inst.dst, 1);
 					}
@@ -337,7 +335,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 					auto& dst = sgprs[DecodedSgprReg(inst.dst)];
 					dst.type  = EmbeddedFetchValueType::Constant;
 					dst.value = inst.src0.value;
-					dst.prolog_loads.clear();
 				}
 				break;
 			default:
@@ -354,7 +351,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 								auto& dst        = sgprs[register_id + i];
 								dst.type         = EmbeddedFetchValueType::Attrib;
 								dst.attrib_id    = index + static_cast<int>(i);
-								dst.prolog_loads = {inst.pc};
 							}
 						} else {
 							ClearEmbeddedFetchSgprs(sgprs, inst.dst, DecodedDstSize(inst));
@@ -372,7 +368,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 								dst.type  = EmbeddedFetchValueType::Buffer;
 								dst.attrib_id =
 								    BufferTableAttribFromOffset(raw_offset, static_cast<int>(i));
-								dst.prolog_loads = {inst.pc};
 							}
 						} else if (IsDecodedSgpr(inst.src1) &&
 						           DecodedSgprReg(inst.src1) < sgprs.size() &&
@@ -384,8 +379,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 								auto& dst        = sgprs[register_id + i];
 								dst.type         = EmbeddedFetchValueType::Buffer;
 								dst.attrib_id    = sgprs[DecodedSgprReg(inst.src1)].attrib_id;
-								dst.prolog_loads = sgprs[DecodedSgprReg(inst.src1)].prolog_loads;
-								dst.prolog_loads.push_back(inst.pc);
 							}
 						} else {
 							ClearEmbeddedFetchSgprs(sgprs, inst.dst, DecodedDstSize(inst));
@@ -424,7 +417,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 									break;
 								default: dst.value = src0 + src1; break;
 							}
-							dst.prolog_loads.clear();
 						} else {
 							ClearEmbeddedFetchSgprs(sgprs, inst.dst, 1);
 						}
@@ -447,7 +439,6 @@ EmbeddedFetchData DetectEmbeddedVertexFetch(const Decoder::Program&      decoded
 						load.pc           = inst.pc;
 						load.attrib_id    = buffer.attrib_id;
 						load.components   = DecodedDstSize(inst);
-						load.prolog_loads = buffer.prolog_loads;
 					}
 				}
 				break;

src/graphics/shader/recompiler/backend/spirv/spirvEmitterFlow.cpp

@@ -1,6 +1,9 @@
 #include "graphics/shader/recompiler/backend/spirv/spirvEmitterInstructions.h"
 
+#include "common/logging/log.h"
+
 #include <algorithm>
+#include <atomic>
 
 namespace Libs::Graphics::ShaderRecompiler::Spirv::Emitter {
 namespace {
@@ -38,7 +41,9 @@ uint32_t EmitBuiltinU32(EmitterState& state, IR::StageInputKind kind, uint32_t c
 		return EmitAddU32(state, local,
 		                  EmitBinaryU32(state, spv::OpIMul, group, ConstantU32(state, size)));
 	}
-	const auto variable = InputVariableForKind(state, kind);
+	const bool centroid = kind == IR::StageInputKind::BaryCoordSmoothCentroid;
+	const auto variable = InputVariableForKind(
+	    state, centroid ? IR::StageInputKind::BaryCoordSmooth : kind);
 	if (variable == 0) {
 		return ConstantU32(state, 0);
 	}
@@ -46,8 +51,9 @@ uint32_t EmitBuiltinU32(EmitterState& state, IR::StageInputKind kind, uint32_t c
 		const auto value = state.builder.AllocateId();
 		const auto bits  = state.builder.AllocateId();
 		state.builder.AddFunction(spv::OpLoad, TypeBool(state), value, variable);
-		state.builder.AddFunction(spv::OpSelect, TypeU32(state), bits, value, ConstantU32(state, 1),
-		                          ConstantU32(state, 0));
+		// PS5 initializes v_front_face with float +1.0/-1.0 bits.
+		state.builder.AddFunction(spv::OpSelect, TypeU32(state), bits, value,
+		                          ConstantU32(state, 0x3f800000u), ConstantU32(state, 0xbf800000u));
 		return bits;
 	}
 	if (kind == IR::StageInputKind::VertexIndex || kind == IR::StageInputKind::InstanceIndex ||
@@ -70,15 +76,24 @@ uint32_t EmitBuiltinU32(EmitterState& state, IR::StageInputKind kind, uint32_t c
 		state.builder.AddFunction(spv::OpBitcast, TypeU32(state), bits, value);
 		return bits;
 	}
-	if (kind == IR::StageInputKind::BaryCoordSmooth ||
+	if (centroid || kind == IR::StageInputKind::BaryCoordSmooth ||
 	    kind == IR::StageInputKind::BaryCoordNoPerspective) {
-		const auto pointer = state.builder.AllocateId();
 		const auto value   = state.builder.AllocateId();
 		const auto bits    = state.builder.AllocateId();
-		state.builder.AddFunction(spv::OpAccessChain,
-		                          TypePointer(state, spv::StorageClassInput, TypeF32(state)),
-		                          pointer, variable, ConstantU32(state, component + 1u));
-		state.builder.AddFunction(spv::OpLoad, TypeF32(state), value, pointer);
+		if (centroid) {
+			const auto coordinates = state.builder.AllocateId();
+			state.builder.RequireCapability(spv::CapabilityInterpolationFunction);
+			state.builder.AddFunction(spv::OpExtInst, TypeF32Vector(state, 3), coordinates,
+			                          GlslStd450(state), GLSLstd450InterpolateAtCentroid, variable);
+			state.builder.AddFunction(spv::OpCompositeExtract, TypeF32(state), value,
+			                          coordinates, component + 1u);
+		} else {
+			const auto pointer = state.builder.AllocateId();
+			state.builder.AddFunction(spv::OpAccessChain,
+			                          TypePointer(state, spv::StorageClassInput, TypeF32(state)),
+			                          pointer, variable, ConstantU32(state, component + 1u));
+			state.builder.AddFunction(spv::OpLoad, TypeF32(state), value, pointer);
+		}
 		state.builder.AddFunction(spv::OpBitcast, TypeU32(state), bits, value);
 		return bits;
 	}
@@ -499,6 +514,31 @@ void EmitSetAttribute(ValueEmitContext& ctx, const IR::Inst& inst) {
 			state.builder.AddFunction(spv::OpStore, MeshOutputPointer(state, kind, exp.index),
 			                          value);
 		} else if (exp.kind == IR::ExportTargetKind::Position) {
+			if (state.invalid_position_clip_distance != UINT32_MAX) {
+				const auto zero = state.builder.Constant(spv::OpConstantNull, TypeF32Vector(state, 4));
+				const auto equal = state.builder.AllocateId();
+				const auto invalid = state.builder.AllocateId();
+				const auto distance = state.builder.AllocateId();
+				const auto distance_pointer = state.builder.AllocateId();
+				state.builder.AddFunction(spv::OpFOrdEqual, TypeBoolVector(state, 4), equal,
+				                          value, zero);
+				state.builder.AddFunction(spv::OpAll, TypeBool(state), invalid, equal);
+				// Zero at valid vertices makes a primitive containing an invalid position
+				// collapse to its remaining edge, before the undefined 0/0 perspective divide.
+				state.builder.AddFunction(spv::OpSelect, TypeF32(state), distance, invalid,
+				                          ConstantF32Value(state, -1.0f),
+				                          ConstantF32Value(state, 0.0f));
+				state.builder.AddFunction(
+				    spv::OpAccessChain, TypePointer(state, spv::StorageClassOutput, TypeF32(state)),
+				    distance_pointer, state.clip_distance_variable,
+				    ConstantU32(state, state.invalid_position_clip_distance));
+				state.builder.AddFunction(spv::OpStore, distance_pointer, distance);
+				static std::atomic_bool logged = false;
+				if (!logged.exchange(true, std::memory_order_relaxed)) {
+					Log::WriteToConsoleAndLog(
+					    "Shader: emitted zero-position clip guard\n");
+				}
+			}
 			const auto pointer = state.builder.AllocateId();
 			state.builder.AddFunction(
 			    spv::OpAccessChain,

src/graphics/shader/recompiler/backend/spirv/spirvEmitterInternal.h

@@ -116,6 +116,7 @@ struct EmitterState {
 	uint32_t                   per_vertex_variable                   = 0;
 	uint32_t                   point_size_variable                   = 0;
 	uint32_t                   clip_distance_variable                = 0;
+	uint32_t                   invalid_position_clip_distance        = UINT32_MAX;
 	uint32_t                   cull_distance_variable                = 0;
 	uint32_t                   layer_variable                        = 0;
 	uint32_t                   viewport_index_variable               = 0;

src/graphics/shader/recompiler/backend/spirv/spirvEmitterModule.cpp

@@ -388,6 +388,19 @@ void DefineInputs(EmitterState& state) {
 		}
 	}
 	for (auto& input: state.inputs) {
+		if (state.program.stage == ShaderType::Pixel &&
+		    input.kind == IR::StageInputKind::Parameter) {
+			const auto location = PixelParameterLocation(state, input.location);
+			const auto alias = std::ranges::find_if(state.inputs, [&](const InputBinding& other) {
+				return other.kind == IR::StageInputKind::Parameter && other.variable_id != 0 &&
+				       PixelParameterLocation(state, other.location) == location;
+			});
+			if (alias != state.inputs.end()) {
+				EXIT_IF(alias->per_vertex != input.per_vertex);
+				input.variable_id = alias->variable_id;
+				continue;
+			}
+		}
 		uint32_t type = TypeU32(state);
 		switch (input.kind) {
 			case IR::StageInputKind::VertexIndex:
@@ -476,6 +489,15 @@ void DefineOutputs(EmitterState& state) {
 		DefineMeshOutputs(state);
 		return;
 	}
+	if (state.program.stage == ShaderType::Vertex && clip_distance_count + cull_distance_count < 8u &&
+	    std::ranges::any_of(state.outputs, [](const OutputBinding& output) {
+		    return output.kind == IR::StageOutputKind::Position;
+	    })) {
+		// Reserve one plane for the enabled PA_CL_CLIP_CNTL clipping-error cull.
+		state.invalid_position_clip_distance = clip_distance_count++;
+		state.outputs.push_back({{IR::StageOutputKind::ClipDistance,
+		                          state.invalid_position_clip_distance, 0, "gl_ClipDistance"}});
+	}
 	const auto BuiltIn = [&](uint32_t& variable, uint32_t type, const char* name,
 	                         spv::BuiltIn builtin) {
 		if (variable == 0) {

src/graphics/shader/recompiler/frontend/decode/VectorAluOps.cpp

@@ -516,7 +516,7 @@ struct Vop1SdwaRule {
 };
 
 constexpr Vop1SdwaRule VOP1_SDWA_RULES[] = {
-    {Opcode::V_MOV_B32, SdwaSelBytes() | SdwaSelWords() | SdwaSelFull(), SdwaSelWords(),
+    {Opcode::V_MOV_B32, SdwaSelBytes() | SdwaSelWords() | SdwaSelFull(), SdwaSelBytes() | SdwaSelWords(),
      SdwaSelWords() | SdwaSelFull(), false},
     {Opcode::V_CVT_F32_U32, SdwaSelBytes() | SdwaSelWords() | SdwaSelFull(), 0, 0, false},
     {Opcode::V_CVT_F32_I32, SdwaSelBytes() | SdwaSelWords() | SdwaSelFull(), 0, 0, false},

src/graphics/shader/recompiler/frontend/translate/Translate.cpp

@@ -789,15 +789,6 @@ const EmbeddedFetchLoad* FindEmbeddedFetchLoad(const EmbeddedFetchPlan* plan, ui
 	return found != plan->loads.end() ? &*found : nullptr;
 }
 
-bool IsEmbeddedFetchPrologLoad(const EmbeddedFetchPlan* plan, uint32_t pc) {
-	if (plan == nullptr) {
-		return false;
-	}
-	return std::ranges::any_of(plan->loads, [pc](const auto& load) {
-		return std::ranges::find(load.prolog_loads, pc) != load.prolog_loads.end();
-	});
-}
-
 int ResolveEmbeddedFetchResource(const ShaderVertexInputInfo& input,
                                  const EmbeddedFetchLoad&     load) {
 	if (load.attrib_id >= 0 && load.attrib_id < input.resources_num &&
@@ -819,22 +810,6 @@ int ResolveEmbeddedFetchResource(const ShaderVertexInputInfo& input,
 	return -1;
 }
 
-bool IsScalarMemoryLoad(Decoder::Opcode opcode) {
-	switch (opcode) {
-		case Decoder::Opcode::S_LOAD_DWORD:
-		case Decoder::Opcode::S_LOAD_DWORDX2:
-		case Decoder::Opcode::S_LOAD_DWORDX4:
-		case Decoder::Opcode::S_LOAD_DWORDX8:
-		case Decoder::Opcode::S_LOAD_DWORDX16:
-		case Decoder::Opcode::S_BUFFER_LOAD_DWORD:
-		case Decoder::Opcode::S_BUFFER_LOAD_DWORDX2:
-		case Decoder::Opcode::S_BUFFER_LOAD_DWORDX4:
-		case Decoder::Opcode::S_BUFFER_LOAD_DWORDX8:
-		case Decoder::Opcode::S_BUFFER_LOAD_DWORDX16: return true;
-		default: return false;
-	}
-}
-
 bool IsBufferDwordLoad(Decoder::Opcode opcode) {
 	switch (opcode) {
 		case Decoder::Opcode::BUFFER_LOAD_DWORD:
@@ -1209,13 +1184,15 @@ IR::Program TranslateProgram(const Decoder::Program& decoded, const CFG::Graph&
 			                      builtin(IR::StageInputKind::PrimitiveId));
 		} else if (options.stage == ShaderType::Pixel) {
 			const auto* ps = options.input_info.pixel;
-			if (ps->ps_perspective_center_vgpr != UINT32_MAX) {
-				entry_ir.SetVectorReg(static_cast<IR::VectorReg>(ps->ps_perspective_center_vgpr),
-				                      builtin(IR::StageInputKind::BaryCoordSmooth, 0));
-				entry_ir.SetVectorReg(
-				    static_cast<IR::VectorReg>(ps->ps_perspective_center_vgpr + 1u),
-				    builtin(IR::StageInputKind::BaryCoordSmooth, 1));
-			}
+			const auto barycentric_pair = [&](uint32_t reg, IR::StageInputKind kind) {
+				if (reg != UINT32_MAX) {
+					entry_ir.SetVectorReg(static_cast<IR::VectorReg>(reg), builtin(kind, 0));
+					entry_ir.SetVectorReg(static_cast<IR::VectorReg>(reg + 1u), builtin(kind, 1));
+				}
+			};
+			barycentric_pair(ps->ps_perspective_center_vgpr, IR::StageInputKind::BaryCoordSmooth);
+			barycentric_pair(ps->ps_perspective_centroid_vgpr,
+			                 IR::StageInputKind::BaryCoordSmoothCentroid);
 			uint32_t reg = ps->ps_system_input_base;
 			if (ps->ps_pos_x) {
 				entry_ir.SetVectorReg(static_cast<IR::VectorReg>(reg++),
@@ -1258,10 +1235,6 @@ IR::Program TranslateProgram(const Decoder::Program& decoded, const CFG::Graph&
 			if (IsCodeTableLoad(cfg, instruction.pc)) {
 				continue;
 			}
-			if (IsScalarMemoryLoad(instruction.opcode) &&
-			    IsEmbeddedFetchPrologLoad(options.embedded_fetch, instruction.pc)) {
-				continue;
-			}
 			const auto* embedded = FindEmbeddedFetchLoad(options.embedded_fetch, instruction.pc);
 			if (embedded != nullptr && IsBufferDwordLoad(instruction.opcode) &&
 			    instruction.data_dwords == embedded->components &&

src/graphics/shader/recompiler/frontend/translate/Translate.h

@@ -13,7 +13,6 @@ struct EmbeddedFetchLoad {
 	uint32_t              pc         = 0;
 	int                   attrib_id  = -1;
 	uint32_t              components = 0;
-	std::vector<uint32_t> prolog_loads;
 };
 
 struct EmbeddedFetchPlan {

src/graphics/shader/recompiler/ir/ShaderIR.h

@@ -171,6 +171,7 @@ enum class StageInputKind {
 	Layer,
 	SampleId,
 	BaryCoordSmooth,
+	BaryCoordSmoothCentroid,
 	BaryCoordNoPerspective,
 	WorkgroupId,
 	LocalInvocationId,

src/graphics/shader/recompiler/ir/passes/ShaderInfoCollection.cpp

@@ -143,6 +143,7 @@ void ValidateValueReferences(const Program& program, ShaderStageInputInfo input_
 							}
 							break;
 						case StageInputKind::BaryCoordSmooth:
+						case StageInputKind::BaryCoordSmoothCentroid:
 						case StageInputKind::BaryCoordNoPerspective:
 							if (component >= 2u) {
 								return Fail("typed barycentric component is out of range");
@@ -225,6 +226,18 @@ void CollectPixelInputs(const Program& program, const ShaderPixelInputInfo* pixe
 			}
 		}
 	}
+	// Aliases of a vertex output share one SPIR-V interface variable. If any
+	// alias reads raw vertices, interpolate the other aliases from those too.
+	for (uint32_t input = 0; input < pixel->input_num; input++) {
+		for (uint32_t alias = 0; alias < pixel->input_num; alias++) {
+			if (ShaderPixelParameterMappedLocation(*pixel, input) ==
+			        ShaderPixelParameterMappedLocation(*pixel, alias) &&
+			    ShaderPixelParameterIsFlat(*pixel, input) ==
+			        ShaderPixelParameterIsFlat(*pixel, alias)) {
+				per_vertex[input] = per_vertex[input] || per_vertex[alias];
+			}
+		}
+	}
 	for (uint32_t input = 0; input < pixel->input_num; input++) {
 		AddInput(info, StageInputKind::Parameter, input, 4, fmt::format("in_param_{}", input),
 		         per_vertex[input]);
@@ -287,7 +300,8 @@ void CollectBuiltinInputs(const Program& program, ShaderInfo& info) {
 				case StageInputKind::Layer: AddInput(info, kind, 0, 1, "gl_Layer"); break;
 				case StageInputKind::SampleId: AddInput(info, kind, 0, 1, "gl_SampleID"); break;
 				case StageInputKind::BaryCoordSmooth:
-					AddInput(info, kind, 0, 3, "gl_BaryCoordKHR");
+				case StageInputKind::BaryCoordSmoothCentroid:
+					AddInput(info, StageInputKind::BaryCoordSmooth, 0, 3, "gl_BaryCoordKHR");
 					break;
 				case StageInputKind::BaryCoordNoPerspective:
 					AddInput(info, kind, 0, 3, "gl_BaryCoordNoPerspKHR");

src/graphics/shader/rectListShader.cpp

@@ -40,12 +40,15 @@ std::vector<Parameter> GetParameters(const ShaderVertexInputInfo& vertex_info,
 	}
 
 	std::vector<Parameter> parameters;
+	std::array<bool, 32> output_locations {};
 	for (const auto input: active_inputs) {
 		const auto input_location = ShaderPixelParameterMappedLocation(*pixel_info, input);
-		if ((vertex_info.stage.program->param_export_mask & (1u << input_location)) != 0) {
-			parameters.push_back({input_location,
-			                      ShaderPixelParameterLocation(*pixel_info, active_inputs, input),
+		const auto output_location = ShaderPixelParameterLocation(*pixel_info, active_inputs, input);
+		if ((vertex_info.stage.program->param_export_mask & (1u << input_location)) != 0 &&
+		    !output_locations[output_location]) {
+			parameters.push_back({input_location, output_location,
 			                      ShaderPixelParameterIsFlat(*pixel_info, input)});
+			output_locations[output_location] = true;
 		}
 	}
 	return parameters;

src/graphics/shader/shader.cpp

@@ -573,15 +573,20 @@ static void ShaderGetStaticInputInfoPS(
 	ps_info = {};
 	ps_info.scratch_size_dwords = data.scratch_size_dwords;
 
-	// SPI_PS_IN_CONTROL.NUM_INTERP occupies bits 5:0. Keep the remaining control
-	// flags in the hardware state and extract only the input count here.
+	// SPI_PS_IN_CONTROL: NUM_INTERP occupies bits 5:0 and PS_W32_EN is bit 15.
 	ps_info.input_num            = sh.ps_in_control & 0x3fu;
+	if ((sh.ps_in_control & 0x8000u) != 0) {
+		ps_info.wave_size = 32;
+	}
 	EXIT_NOT_IMPLEMENTED(ps_info.input_num > std::size(ps_info.interpolator_settings));
 	ps_info.ps_system_input_base = ShaderCalcPsSystemInputBase(sh);
 	const uint32_t active_inputs = sh.ps_input_ena & sh.ps_input_addr;
 	if ((active_inputs & 0x00000002u) != 0) {
 		ps_info.ps_perspective_center_vgpr = (active_inputs & 0x00000001u) != 0 ? 2u : 0u;
 	}
+	if ((active_inputs & 0x00000004u) != 0) {
+		ps_info.ps_perspective_centroid_vgpr = 2u * std::popcount(active_inputs & 0x3u);
+	}
 	for (uint32_t i = 0; i < data.num_input_semantics && i < ps_info.input_num && i < 32u; i++) {
 		const auto& semantic = data.input_semantics[i];
 		if (semantic.is_custom != 0 && semantic.is_f16 == 0) {
@@ -701,9 +706,11 @@ void BuildStageStaticKey(const ShaderPixelInputInfo& info, std::vector<uint32_t>
 	key.clear();
 	key.push_back(info.scratch_size_dwords);
 	key.push_back(info.input_num);
+	key.push_back(info.wave_size);
 	key.push_back(info.ps_system_input_base);
 	key.push_back(info.custom_interpolation_mask);
 	key.push_back(info.ps_perspective_center_vgpr);
+	key.push_back(info.ps_perspective_centroid_vgpr);
 	key.push_back(static_cast<uint32_t>(info.ps_pos_x));
 	key.push_back(static_cast<uint32_t>(info.ps_pos_y));
 	key.push_back(static_cast<uint32_t>(info.ps_pos_z));
@@ -955,6 +962,7 @@ void ShaderDbgDumpInputInfo(const ShaderPixelInputInfo& info) {
 	     "\t ps_system_input_base = %u\n"
 	     "\t custom_interpolation_mask = 0x%08" PRIx32 "\n"
 	     "\t ps_perspective_center_vgpr = %" PRIu32 "\n"
+	     "\t ps_perspective_centroid_vgpr = %" PRIu32 "\n"
 	     "\t ps_pos_x             = %s\n"
 	     "\t ps_pos_y             = %s\n"
 	     "\t ps_pos_z             = %s\n"
@@ -967,7 +975,8 @@ void ShaderDbgDumpInputInfo(const ShaderPixelInputInfo& info) {
 	     "\t ps_early_z           = %s\n"
 	     "\t ps_execute_on_noop   = %s\n",
 	     info.input_num, info.ps_system_input_base, info.custom_interpolation_mask,
-	     info.ps_perspective_center_vgpr, info.ps_pos_x ? "true" : "false",
+	     info.ps_perspective_center_vgpr, info.ps_perspective_centroid_vgpr,
+	     info.ps_pos_x ? "true" : "false",
 	     info.ps_pos_y ? "true" : "false", info.ps_pos_z ? "true" : "false",
 	     info.ps_pos_w ? "true" : "false", info.ps_front_face ? "true" : "false",
 	     info.ps_ancillary ? "true" : "false",

src/graphics/shader/shader.h

@@ -153,9 +153,11 @@ struct ShaderComputeInputInfo: ShaderWorkgroupInputInfo {
 struct ShaderPixelInputInfo {
 	uint32_t                                       interpolator_settings[32]    = {0};
 	uint32_t                                       input_num                    = 0;
+	uint32_t                                       wave_size                    = 64;
 	uint32_t                                       ps_system_input_base         = 0;
 	uint32_t                                       custom_interpolation_mask    = 0;
 	uint32_t                                       ps_perspective_center_vgpr   = UINT32_MAX;
+	uint32_t                                       ps_perspective_centroid_vgpr = UINT32_MAX;
 	uint8_t                                        target_output_mode[8]        = {};
 	std::array<Prospero::ColorComponentMapping, 8> target_export_mapping        = {};
 	uint32_t                                       scratch_size_dwords          = 0;

src/graphics/shader/shaderPixelParameter.cpp

@@ -19,19 +19,31 @@ uint32_t ShaderPixelParameterLocation(const ShaderPixelInputInfo& info,
                                       std::span<const uint32_t> active_inputs, uint32_t input) {
 	std::array<bool, 32> used_locations {};
 	for (const auto active_input: active_inputs) {
-		auto location = ShaderPixelParameterMappedLocation(info, active_input);
-		if (location < used_locations.size() && used_locations[location]) {
-			location = active_input;
-			while (location < used_locations.size() && used_locations[location]) {
-				location++;
+		used_locations[ShaderPixelParameterMappedLocation(info, active_input)] = true;
+	}
+	std::array<uint32_t, 64> group_locations;
+	group_locations.fill(UINT32_MAX);
+	for (const auto active_input: active_inputs) {
+		const auto mapped = ShaderPixelParameterMappedLocation(info, active_input);
+		const auto group  = mapped * 2u + ShaderPixelParameterIsFlat(info, active_input);
+		auto&      location = group_locations[group];
+		if (location == UINT32_MAX) {
+			location = mapped;
+			// Smooth and custom interpolation read the same vertex output. Only
+			// differing flat/smooth rectangle outputs need separate locations.
+			if (group_locations[group ^ 1u] != UINT32_MAX) {
+				location = 0;
+				while (location < used_locations.size() && used_locations[location]) {
+					location++;
+				}
+				EXIT_NOT_IMPLEMENTED(location >= used_locations.size());
 			}
-			EXIT_NOT_IMPLEMENTED(location >= used_locations.size());
+			used_locations[location] = true;
 		}
 
 		if (active_input == input) {
 			return location;
 		}
-		used_locations[location] = true;
 	}
 	return ShaderPixelParameterMappedLocation(info, input);
 }

src/kernel/pthread.cpp

@@ -3093,10 +3093,6 @@ Pthread PthreadSwapSelfForSignal(Pthread thread) {
 	return previous;
 }
 
-int PthreadGetUniqueId(Pthread thread) {
-	return thread != nullptr ? thread->unique_id : 0;
-}
-
 uint64_t PthreadGetHostThreadId(Pthread thread) {
 	return thread != nullptr ? thread->host_thread_id : 0;
 }

src/kernel/pthread.h

@@ -110,7 +110,6 @@ int KYTY_SYSV_ABI     PthreadRename(Pthread thread, const char* name);
 void KYTY_SYSV_ABI    PthreadYield();
 int KYTY_SYSV_ABI     PthreadGetthreadid();
 int KYTY_SYSV_ABI     PthreadGetaffinity(Pthread thread, KernelCpumask* mask);
-int                   PthreadGetUniqueId(Pthread thread);
 uint64_t              PthreadGetHostThreadId(Pthread thread);
 void                  PthreadWakeForSignal(Pthread thread);
 void                  PthreadQueuePendingSignal(Pthread thread, int signum);

src/launcher/CMakeLists.txt

@@ -20,7 +20,7 @@ add_executable(launcher WIN32
 )
 
 
-target_link_libraries(launcher Qt6::Concurrent Qt6::Network Qt6::Widgets Vulkan::Headers kyty_git_version)
+target_link_libraries(launcher Qt6::Concurrent Qt6::Network Qt6::Widgets Vulkan::Headers SDL2-static kyty_git_version)
 if(WIN32)
 target_link_libraries(launcher setupapi)
 endif()

src/launcher/forms/configuration_edit_dialog.ui

@@ -75,7 +75,25 @@
        </layout>
       </widget>
      </item>
-     <item row="0" column="1" rowspan="2">
+     <item row="2" column="0">
+      <widget class="QGroupBox" name="audio_group">
+       <property name="title"><string>Audio</string></property>
+       <layout class="QFormLayout" name="audioLayout">
+        <property name="fieldGrowthPolicy">
+         <enum>QFormLayout::AllNonFixedFieldsGrow</enum>
+        </property>
+        <item row="0" column="0">
+         <widget class="QLabel" name="label_audio_input_device">
+          <property name="text"><string>Microphone:</string></property>
+         </widget>
+        </item>
+        <item row="0" column="1">
+         <widget class="QComboBox" name="comboBox_audio_input_device"/>
+        </item>
+       </layout>
+      </widget>
+     </item>
+     <item row="0" column="1" rowspan="3">
       <widget class="QGroupBox" name="graphics_group">
        <property name="title">
         <string>Graphics &amp;&amp; display</string>
@@ -152,7 +170,7 @@
        </layout>
       </widget>
      </item>
-     <item row="2" column="0" colspan="2">
+     <item row="3" column="0" colspan="2">
       <widget class="QGroupBox" name="debug_group">
        <property name="title">
         <string>Debugging &amp;&amp; logs</string>

src/launcher/include/configuration.h

@@ -87,6 +87,7 @@ public:
 	Resolution             screen_resolution           = Resolution::R1280X720;
 	QString                user_name                   = "Kyty";
 	int                    user_id                     = Config::DEFAULT_USER_ID;
+	QString                audio_input_device;
 	PresentMode            present_mode                = PresentMode::Mailbox;
 	int                    gpu_index                   = -1;
 	bool                   fullscreen_enabled          = false;
@@ -115,6 +116,7 @@ public:
 		screen_resolution           = other.screen_resolution;
 		user_name                   = other.user_name;
 		user_id                     = other.user_id;
+		audio_input_device          = other.audio_input_device;
 		present_mode                = other.present_mode;
 		gpu_index                   = other.gpu_index;
 		fullscreen_enabled          = other.fullscreen_enabled;
@@ -160,6 +162,7 @@ public:
 		KYTY_CFG_SET(screen_resolution);
 		KYTY_CFG_SET(user_name);
 		KYTY_CFG_SET(user_id);
+		KYTY_CFG_SET(audio_input_device);
 		KYTY_CFG_SET(present_mode);
 		KYTY_CFG_SET(gpu_index);
 		KYTY_CFG_SET(fullscreen_enabled);
@@ -196,6 +199,7 @@ public:
 		user_id            = user_id_ok && Config::IsConfiguredUserIdValid(saved_user_id)
 		                         ? saved_user_id
 		                         : Config::DEFAULT_USER_ID;
+		audio_input_device = s->value("audio_input_device", audio_input_device).toString();
 		KYTY_CFG_GET(present_mode);
 		gpu_index = s->value("gpu_index", -1).toInt();
 		if (EnumToText(present_mode).isEmpty()) {

src/launcher/src/configurationEditDialog.cpp

@@ -3,6 +3,7 @@
 #include "common/emulatorConfig.h"
 #include "configuration.h"
 #include "mandatoryLineEdit.h"
+#include "SDL.h"
 
 #include <QAbstractItemView>
 #include <QCheckBox>
@@ -167,6 +168,31 @@ void ConfigurationEditDialog::Init(const Configuration& info) {
 	m_ui->lineEdit_user_name->setMaxLength(static_cast<int>(Config::MAX_USER_NAME_LENGTH));
 	m_ui->lineEdit_user_name->setText(info.user_name);
 	m_ui->spinBox_user_id->setValue(info.user_id);
+	auto* microphone = m_ui->comboBox_audio_input_device;
+	microphone->clear();
+	microphone->addItem(tr("None"), QString {});
+	microphone->setToolTip(tr("Microphone used by games. None supplies silence."));
+	SDL_SetMainReady();
+	if (SDL_InitSubSystem(SDL_INIT_AUDIO) == 0) {
+		const int device_count = SDL_GetNumAudioDevices(SDL_TRUE);
+		for (int i = 0; i < device_count; i++) {
+			if (const auto* device = SDL_GetAudioDeviceName(i, SDL_TRUE); device != nullptr) {
+				const auto name = QString::fromUtf8(device);
+				if (microphone->findData(name) < 0) {
+					microphone->addItem(name, name);
+				}
+			}
+		}
+		SDL_QuitSubSystem(SDL_INIT_AUDIO);
+	} else {
+		microphone->setToolTip(tr("Microphones could not be listed: %1")
+		                           .arg(QString::fromUtf8(SDL_GetError())));
+	}
+	if (microphone->findData(info.audio_input_device) < 0) {
+		microphone->addItem(tr("%1 (unavailable)").arg(info.audio_input_device),
+		                    info.audio_input_device);
+	}
+	microphone->setCurrentIndex(microphone->findData(info.audio_input_device));
 	ListInit(m_ui->comboBox_screen_resolution, info.screen_resolution);
 	ListInit(m_ui->comboBox_present_mode, info.present_mode);
 	m_ui->comboBox_gpu->clear();
@@ -340,6 +366,7 @@ void ConfigurationEditDialog::resizeEvent(QResizeEvent* event) {
 static void UpdateInfo(Configuration& info, Ui::ConfigurationEditDialog& ui) {
 	info.user_name = ui.lineEdit_user_name->text().trimmed();
 	info.user_id   = ui.spinBox_user_id->value();
+	info.audio_input_device = ui.comboBox_audio_input_device->currentData().toString();
 	info.screen_resolution =
 	    TextToEnum<Configuration::Resolution>(ui.comboBox_screen_resolution->currentText());
 	info.present_mode =

src/launcher/src/inputMappingDialog.cpp

@@ -46,8 +46,8 @@ constexpr PadControl PAD_CONTROLS[] = {
     {"Square", "Square", "K"},
     {"L1", "L1", "Q"},
     {"R1", "R1", "E"},
-    {"L2", "L2", ""},
-    {"R2", "R2", ""},
+    {"L2", "L2", "Z"},
+    {"R2", "R2", "C"},
     {"L3", "L3", "Left Shift"},
     {"R3", "R3", "Left Ctrl"},
     {"Options", "Options", "Return"},

src/launcher/src/mainDialog.cpp

@@ -228,6 +228,9 @@ static QStringList CreateEmulatorArgs(const Configuration& info) {
 	args << "--screen-height" << r.at(1);
 	args << "--user-name" << info.user_name;
 	args << "--user-id" << QString::number(info.user_id);
+	if (!info.audio_input_device.isEmpty()) {
+		args << "--mic" << info.audio_input_device;
+	}
 	args << "--present-mode" << EnumToText(info.present_mode);
 	if (info.gpu_index >= 0) {
 		args << "--gpu" << QString::number(info.gpu_index);

src/libs/audio.cpp

@@ -3,6 +3,7 @@
 #include "SDL.h"
 #include "common/assert.h"
 #include "common/common.h"
+#include "common/emulatorConfig.h"
 #include "common/logging/log.h"
 #include "common/magicEnum.h"
 #include "common/stringUtils.h"
@@ -38,6 +39,9 @@ constexpr int AUDIO_OUT_PORT_TYPE_AUX       = 127;
 
 constexpr uint32_t AUDIO_OUT_PARAM_FORMAT_MASK = 0x000000ffu;
 
+constexpr int      AUDIO_IN_SILENT_STATE_DEVICE_NONE = 0x1;
+constexpr uint32_t AUDIO_IN_GRAIN_MAX_ASYNC          = 384;
+
 static bool audio_out_port_type_is_valid(int type) {
 	return (type >= AUDIO_OUT_PORT_TYPE_MAIN && type <= AUDIO_OUT_PORT_TYPE_PADSPK) ||
 	       type == AUDIO_OUT_PORT_TYPE_VIBRATION || type == AUDIO_OUT_PORT_TYPE_AUDIO3D ||
@@ -89,9 +93,10 @@ public:
 	uint32_t AudioOutOutputs(OutputParam* params, uint32_t num, bool blocking = true);
 	bool     AudioOutGetStatus(Id handle, int* type, int* channels_num);
 
-	Id       AudioInOpen(uint32_t type, uint32_t samples_num, uint32_t freq, Format format);
-	bool     AudioInValid(Id handle);
-	uint32_t AudioInInput(Id handle, void* dest);
+	Id       AudioInOpen(uint32_t samples_num, uint32_t freq, Format format, bool asynchronous);
+	int      AudioInClose(Id handle);
+	int      AudioInGetSilentState(Id handle);
+	int      AudioInInput(Id handle, void* dest);
 
 	static constexpr int OUT_PORTS_MAX = 32;
 	static constexpr int IN_PORTS_MAX  = 8;
@@ -112,14 +117,18 @@ private:
 	};
 
 	struct PortIn {
-		bool     used            = false;
-		uint32_t type            = 0;
-		uint32_t samples_num     = 0;
-		uint32_t freq            = 0;
-		Format   format          = Format::Unknown;
-		uint64_t last_input_time = 0;
+		bool              used            = false;
+		bool              busy            = false;
+		bool              asynchronous    = false;
+		uint32_t          samples_num     = 0;
+		uint32_t          freq            = 0;
+		uint32_t          bytes_per_frame = 0;
+		uint64_t          last_input_time = 0;
+		SDL_AudioDeviceID audio_device    = 0;
 	};
 
+	PortIn* GetAudioInPort(Id handle); // Caller holds m_mutex.
+
 	Common::Mutex m_mutex;
 	PortOut       m_out_ports[OUT_PORTS_MAX];
 	PortIn        m_in_ports[IN_PORTS_MAX];
@@ -131,6 +140,8 @@ private:
 	static SDL_AudioFormat SdlFormat(Format format);
 	static bool            OpenSdlDevice(PortOut* port);
 	static void            CloseSdlDevice(PortOut* port);
+	static void            OpenSdlDevice(PortIn* port, Format format);
+	static void            CloseSdlDevice(PortIn* port);
 	static const void*     PrepareOutputBuffer(const PortOut& port, const void* data,
 	                                           std::vector<uint8_t>* buffer);
 	static bool            QueueSdlAudio(PortOut* port, const void* data, bool blocking);
@@ -198,6 +209,9 @@ Audio::~Audio() {
 	for (auto& port: m_out_ports) {
 		CloseSdlDevice(&port);
 	}
+	for (auto& port: m_in_ports) {
+		CloseSdlDevice(&port);
+	}
 }
 
 bool Audio::FormatIsFloat(Format format) {
@@ -566,24 +580,55 @@ uint32_t Audio::AudioOutOutputs(OutputParam* params, uint32_t num, bool blocking
 	return first_port.samples_num;
 }
 
-Audio::Id Audio::AudioInOpen(uint32_t type, uint32_t samples_num, uint32_t freq, Format format) {
+void Audio::OpenSdlDevice(PortIn* port, Format format) {
+	const auto& name = Config::GetAudioInputDevice();
+	if (name.empty()) {
+		return;
+	}
+	if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) {
+		LOGF("AudioIn: SDL init failed: %s\n", SDL_GetError());
+		return;
+	}
+	SDL_AudioSpec desired {};
+	desired.freq     = static_cast<int>(port->freq);
+	desired.format   = SdlFormat(format);
+	desired.channels = static_cast<Uint8>(port->bytes_per_frame / BytesPerSample(format));
+	desired.samples  = static_cast<Uint16>(port->samples_num);
+	// SDL converts capture data to the guest format when allowed_changes is zero.
+	port->audio_device = SDL_OpenAudioDevice(name.c_str(), 1, &desired, nullptr, 0);
+	if (port->audio_device == 0) {
+		LOGF("AudioIn: cannot open '%s': %s; using silence\n", name.c_str(), SDL_GetError());
+		SDL_QuitSubSystem(SDL_INIT_AUDIO);
+		return;
+	}
+	LOGF("AudioIn: opened '%s' (%u Hz, %u ch)\n", name.c_str(), port->freq, desired.channels);
+}
+
+void Audio::CloseSdlDevice(PortIn* port) {
+	if (port->audio_device != 0) {
+		SDL_CloseAudioDevice(port->audio_device);
+		SDL_QuitSubSystem(SDL_INIT_AUDIO);
+		port->audio_device = 0;
+	}
+}
+
+Audio::Id Audio::AudioInOpen(uint32_t samples_num, uint32_t freq, Format format, bool asynchronous) {
 	Common::LockGuard lock(m_mutex);
 
 	for (int id = 0; id < IN_PORTS_MAX; id++) {
 		if (!m_in_ports[id].used) {
 			auto& port = m_in_ports[id];
 
-			port.used        = true;
-			port.type        = type;
-			port.samples_num = samples_num;
-			port.freq        = freq;
-			port.format      = format;
-
-			switch (format) {
-				case Format::Signed16bitMono:
-				case Format::Signed16bitStereo: break;
-				default: EXIT("unknown format");
+			port                 = {};
+			port.used            = true;
+			port.asynchronous    = asynchronous;
+			port.samples_num     = samples_num;
+			port.freq            = freq;
+			port.bytes_per_frame = BytesPerSample(format);
+			if (format == Format::Signed16bitStereo || format == Format::FloatStereo) {
+				port.bytes_per_frame *= 2;
 			}
+			OpenSdlDevice(&port, format);
 
 			return Id::Create(id);
 		}
@@ -592,31 +637,111 @@ Audio::Id Audio::AudioInOpen(uint32_t type, uint32_t samples_num, uint32_t freq,
 	return Id::Invalid();
 }
 
-bool Audio::AudioInValid(Id handle) {
-	Common::LockGuard lock(m_mutex);
-
-	return (handle.GetId() >= 0 && handle.GetId() < IN_PORTS_MAX &&
-	        m_in_ports[handle.GetId()].used);
+Audio::PortIn* Audio::GetAudioInPort(Id handle) {
+	if (handle.GetId() < 0 || handle.GetId() >= IN_PORTS_MAX ||
+	    !m_in_ports[handle.GetId()].used) {
+		return nullptr;
+	}
+	return &m_in_ports[handle.GetId()];
 }
 
-uint32_t Audio::AudioInInput(Id handle, void* dest) {
-	EXIT_NOT_IMPLEMENTED(!AudioInValid(handle));
-	EXIT_NOT_IMPLEMENTED(dest == nullptr);
+int Audio::AudioInClose(Id handle) {
+	Common::LockGuard lock(m_mutex);
+	auto* port = GetAudioInPort(handle);
+	if (port == nullptr) {
+		return AUDIO_IN_ERROR_INVALID_HANDLE;
+	}
+	if (port->busy) {
+		return AUDIO_IN_ERROR_BUSY;
+	}
+	CloseSdlDevice(port);
+	*port = {};
+	return OK;
+}
 
-	const auto& port = m_in_ports[handle.GetId()];
+int Audio::AudioInGetSilentState(Id handle) {
+	Common::LockGuard lock(m_mutex);
+	auto*             port = GetAudioInPort(handle);
+	if (port == nullptr) {
+		return AUDIO_IN_ERROR_INVALID_HANDLE;
+	}
+	if (port->audio_device == 0 ||
+	    SDL_GetAudioDeviceStatus(port->audio_device) == SDL_AUDIO_STOPPED) {
+		return AUDIO_IN_SILENT_STATE_DEVICE_NONE;
+	}
+	return 0;
+}
 
-	uint64_t block_time   = (1000000 * port.samples_num) / port.freq;
-	uint64_t current_time = LibKernel::KernelGetProcessTime();
+int Audio::AudioInInput(Id handle, void* dest) {
+	PortIn snapshot;
+	{
+		Common::LockGuard lock(m_mutex);
+		auto*             port = GetAudioInPort(handle);
+		if (port == nullptr) {
+			return AUDIO_IN_ERROR_INVALID_HANDLE;
+		}
+		if (port->busy) {
+			return AUDIO_IN_ERROR_BUSY;
+		}
+		port->busy = true;
+		snapshot   = *port;
+	}
+	if (snapshot.audio_device != 0 && dest != nullptr) {
+		SDL_PauseAudioDevice(snapshot.audio_device, 0);
+	}
 
-	uint64_t next_time = m_in_ports[handle.GetId()].last_input_time + block_time;
-	uint64_t wait_time = (next_time > current_time ? next_time - current_time : 0);
-
-	// TODO(): Audio input is not yet implemented, so simulate audio delay
+	const uint64_t block_time = (1000000ULL * snapshot.samples_num) / snapshot.freq;
+	uint64_t       wait_time  = 0;
+	if (snapshot.asynchronous) {
+		if (dest != nullptr) {
+			wait_time = block_time;
+		}
+	} else if (snapshot.last_input_time != 0 && (snapshot.audio_device == 0 || dest == nullptr)) {
+		const auto now  = LibKernel::KernelGetProcessTime();
+		const auto next = snapshot.last_input_time + block_time;
+		if (next > now) {
+			wait_time = next - now;
+		}
+	}
 	Common::Thread::SleepMicro(wait_time);
-
-	m_in_ports[handle.GetId()].last_input_time = LibKernel::KernelGetProcessTime();
-
-	return port.samples_num;
+	uint32_t frames = snapshot.samples_num;
+	bool     failed = false;
+	if (dest != nullptr) {
+		if (snapshot.audio_device != 0) {
+			while (!snapshot.asynchronous &&
+			       SDL_GetQueuedAudioSize(snapshot.audio_device) <
+			           frames * snapshot.bytes_per_frame &&
+			       SDL_GetAudioDeviceStatus(snapshot.audio_device) == SDL_AUDIO_PLAYING) {
+				Common::Thread::SleepMicro(1000);
+			}
+			failed = SDL_GetAudioDeviceStatus(snapshot.audio_device) != SDL_AUDIO_PLAYING;
+			if (!failed) {
+				if (snapshot.asynchronous) {
+					frames = AUDIO_IN_GRAIN_MAX_ASYNC;
+				}
+				frames = SDL_DequeueAudio(snapshot.audio_device, dest,
+				                          frames * snapshot.bytes_per_frame) /
+				         snapshot.bytes_per_frame;
+			}
+		}
+		if (snapshot.audio_device == 0 || failed) {
+			std::memset(dest, 0, frames * snapshot.bytes_per_frame);
+		}
+	} else if (snapshot.audio_device != 0) {
+		SDL_PauseAudioDevice(snapshot.audio_device, 1);
+		SDL_ClearQueuedAudio(snapshot.audio_device);
+	}
+	{
+		Common::LockGuard lock(m_mutex);
+		auto&             port = m_in_ports[handle.GetId()];
+		if (failed) {
+			LOGF("AudioIn: capture stopped; using silence\n");
+			CloseSdlDevice(&port);
+		}
+		port.last_input_time = dest != nullptr ? LibKernel::KernelGetProcessTime() : 0;
+		port.busy            = false;
+	}
+	return dest != nullptr ? static_cast<int>(frames) : 0;
 }
 
 namespace AudioOut {
@@ -808,27 +933,36 @@ namespace AudioIn {
 
 LIB_NAME("AudioIn", "AudioIn");
 
-constexpr int AUDIO_IN_SILENT_STATE_DEVICE_NONE = 0x1;
-
-int KYTY_SYSV_ABI AudioInOpen(int user_id, uint32_t type, uint32_t index, uint32_t len,
-                              uint32_t freq, uint32_t param) {
-	PRINT_NAME();
-
+static int OpenPort(int user_id, int type, int index, uint32_t len, uint32_t freq,
+                    uint32_t param, bool asynchronous) {
 	LOGF("\t user_id = %d\n"
-	     "\t type    = %u\n"
+	     "\t type    = %d\n"
 	     "\t index   = %d\n"
 	     "\t len     = %u\n"
 	     "\t freq    = %u\n",
 	     user_id, type, index, len, freq);
 
-	EXIT_NOT_IMPLEMENTED(type != 1);
-	EXIT_NOT_IMPLEMENTED(index != 0);
+	if (type != 0 && type != 1) {
+		return AUDIO_IN_ERROR_INVALID_TYPE;
+	}
+	if (index != 0) {
+		return AUDIO_IN_ERROR_INVALID_PARAM;
+	}
+	if (len != 128 && (asynchronous || len != 256)) {
+		return AUDIO_IN_ERROR_INVALID_SIZE;
+	}
+	if (freq != 48000 && (asynchronous || freq != 16000)) {
+		return AUDIO_IN_ERROR_INVALID_FREQ;
+	}
 
 	Audio::Format format = Audio::Format::Unknown;
 
 	switch (param) {
 		case 1: format = Audio::Format::Signed16bitMono; break;
 		case 2: format = Audio::Format::Signed16bitStereo; break;
+		case 0x10:
+		case 0x11: format = Audio::Format::FloatMono; break;
+		case 0x12: format = Audio::Format::FloatStereo; break;
 		default: return AUDIO_IN_ERROR_INVALID_PARAM;
 	}
 
@@ -836,7 +970,7 @@ int KYTY_SYSV_ABI AudioInOpen(int user_id, uint32_t type, uint32_t index, uint32
 
 	EXIT_IF(g_audio == nullptr);
 
-	auto id = g_audio->AudioInOpen(type, len, freq, format);
+	auto id = g_audio->AudioInOpen(len, freq, format, asynchronous);
 
 	if (!id.IsValid()) {
 		return AUDIO_IN_ERROR_PORT_FULL;
@@ -845,18 +979,35 @@ int KYTY_SYSV_ABI AudioInOpen(int user_id, uint32_t type, uint32_t index, uint32
 	return id.ToInt();
 }
 
+int KYTY_SYSV_ABI AudioInOpen(int user_id, int type, int index, uint32_t len,
+                              uint32_t freq, uint32_t param) {
+	PRINT_NAME();
+	return OpenPort(user_id, type, index, len, freq, param, false);
+}
+
+int KYTY_SYSV_ABI AudioInHqOpen(int user_id, int type, int index, uint32_t len,
+                                uint32_t freq, uint32_t param) {
+	PRINT_NAME();
+	return OpenPort(user_id, type, index, len, freq, param, true);
+}
+
+int KYTY_SYSV_ABI AudioInClose(int handle) {
+	PRINT_NAME();
+	EXIT_IF(g_audio == nullptr);
+	if (handle <= 0) {
+		return AUDIO_IN_ERROR_INVALID_HANDLE;
+	}
+	return g_audio->AudioInClose(Audio::Id(handle));
+}
+
 int KYTY_SYSV_ABI AudioInInput(int handle, void* dest) {
 	PRINT_NAME();
-
-	EXIT_NOT_IMPLEMENTED(dest == nullptr);
-
 	EXIT_IF(g_audio == nullptr);
-
-	if (!g_audio->AudioInValid(Audio::Id(handle))) {
+	if (handle <= 0) {
 		return AUDIO_IN_ERROR_INVALID_HANDLE;
 	}
 
-	return static_cast<int>(g_audio->AudioInInput(Audio::Id(handle), dest));
+	return g_audio->AudioInInput(Audio::Id(handle), dest);
 }
 
 int KYTY_SYSV_ABI AudioInGetSilentState(int handle) {
@@ -864,12 +1015,11 @@ int KYTY_SYSV_ABI AudioInGetSilentState(int handle) {
 
 	EXIT_IF(g_audio == nullptr);
 
-	if (!g_audio->AudioInValid(Audio::Id(handle))) {
+	if (handle <= 0) {
 		return AUDIO_IN_ERROR_INVALID_HANDLE;
 	}
 
-	// Audio input has no device backend yet, so every valid port receives silence.
-	return AUDIO_IN_SILENT_STATE_DEVICE_NONE;
+	return g_audio->AudioInGetSilentState(Audio::Id(handle));
 }
 
 } // namespace AudioIn

src/libs/audio.h

@@ -96,8 +96,11 @@ int KYTY_SYSV_ABI AudioOut2MasteringTerm();
 
 namespace AudioIn {
 
-int KYTY_SYSV_ABI AudioInOpen(int user_id, uint32_t type, uint32_t index, uint32_t len,
+int KYTY_SYSV_ABI AudioInOpen(int user_id, int type, int index, uint32_t len,
                               uint32_t freq, uint32_t param);
+int KYTY_SYSV_ABI AudioInHqOpen(int user_id, int type, int index, uint32_t len,
+                                uint32_t freq, uint32_t param);
+int KYTY_SYSV_ABI AudioInClose(int handle);
 int KYTY_SYSV_ABI AudioInInput(int handle, void* dest);
 int KYTY_SYSV_ABI AudioInGetSilentState(int handle);
 

src/libs/avPlayer.cpp

@@ -384,6 +384,16 @@ static bool codec_is_supported_for_source(AvPlayerSourceType source_type, AVMedi
 	}
 }
 
+static const AVCodec* find_decoder(AVCodecID codec_id) {
+	const auto* decoder = avcodec_find_decoder(codec_id);
+	if (decoder == nullptr && codec_id == AV_CODEC_ID_VP9) {
+		Log::WriteToConsoleAndLog(
+		    "WARNING: AvPlayer: The game requested VP9 video, but FFmpeg has no VP9 "
+		    "decoder. Use FFmpeg with VP9 decoding enabled.\n");
+	}
+	return decoder;
+}
+
 struct PacketDeleter {
 	void operator()(AVPacket* packet) const { av_packet_free(&packet); }
 };
@@ -1064,7 +1074,7 @@ private:
 			     static_cast<int>(s->codecpar->codec_id), static_cast<uint32_t>(source_type));
 			return false;
 		}
-		if (avcodec_find_decoder(s->codecpar->codec_id) == nullptr) {
+		if (find_decoder(s->codecpar->codec_id) == nullptr) {
 			LOGF("\t decoder not found: stream=%d codec=%d\n", id,
 			     static_cast<int>(s->codecpar->codec_id));
 			return false;
@@ -1073,7 +1083,7 @@ private:
 	}
 	bool OpenCodec(int id, AVCodecContext** out) {
 		auto* s   = fmt->streams[id];
-		auto* dec = avcodec_find_decoder(s->codecpar->codec_id);
+		auto* dec = find_decoder(s->codecpar->codec_id);
 		if (dec == nullptr) {
 			LOGF("\t avcodec_find_decoder failed: stream=%d codec=%d\n", id,
 			     static_cast<int>(s->codecpar->codec_id));

src/libs/hmd2.h

@@ -0,0 +1,24 @@
+#ifndef EMULATOR_SRC_LIBS_HMD2_H_
+#define EMULATOR_SRC_LIBS_HMD2_H_
+
+#include <atomic>
+#include <cstdint>
+
+namespace Libs::Hmd2 {
+
+inline constexpr uint32_t PANEL_WIDTH  = 4000;
+inline constexpr uint32_t PANEL_HEIGHT = 2040;
+inline constexpr uint64_t OUTPUT_MODE_89_91HZ  = 0x2000c;
+inline constexpr uint64_t OUTPUT_MODE_119_88HZ = 0x2000f;
+inline constexpr int32_t ERROR_REPROJECTION_NOT_INITIALIZED = -1972240373; // 0x8a72000b
+
+struct ReprojectionState {
+	std::atomic<uint64_t> output_mode {0};
+	std::atomic<uint32_t> timing_us {3000};
+};
+
+[[nodiscard]] ReprojectionState* GetReprojectionState();
+
+} // namespace Libs::Hmd2
+
+#endif // EMULATOR_SRC_LIBS_HMD2_H_

src/libs/libAudio.cpp

@@ -179,6 +179,8 @@ namespace AudioIn = Audio::AudioIn;
 
 LIB_DEFINE(InitAudio_1_AudioIn) {
 	LIB_FUNC("5NE8Sjc7VC8", AudioIn::AudioInOpen);
+	LIB_FUNC("nya-R5gDYhM", AudioIn::AudioInHqOpen);
+	LIB_FUNC("Jh6WbHhnI68", AudioIn::AudioInClose);
 	LIB_FUNC("LozEOU8+anM", AudioIn::AudioInInput);
 	LIB_FUNC("BohEAQ7DlUE", AudioIn::AudioInGetSilentState);
 }

src/libs/libFont.cpp

@@ -38,7 +38,12 @@
 #endif
 
 extern "C" {
+#include <libavutil/version.h>
+#if LIBAVUTIL_VERSION_MAJOR < 61
 extern const uint8_t avpriv_vga16_font[4096];
+#else
+const uint8_t* avpriv_vga16_font_get(void);
+#endif
 }
 
 namespace Libs {
@@ -950,10 +955,15 @@ static void init_image(std::array<uint8_t, FONT_BITMAP_MAX_DIM * FONT_BITMAP_MAX
 
 	const auto width  = static_cast<uint32_t>(scaled_font_width(font));
 	const auto height = static_cast<uint32_t>(scaled_font_height(font));
+#if LIBAVUTIL_VERSION_MAJOR < 61
+	const auto* vga_font = avpriv_vga16_font;
+#else
+	const auto* vga_font = avpriv_vga16_font_get();
+#endif
 
 	for (uint32_t y = 0; y < height; y++) {
 		const uint32_t src_y = std::min<uint32_t>((y * 16u) / height, 15u);
-		const uint8_t  row   = avpriv_vga16_font[code * 16 + src_y];
+		const uint8_t  row   = vga_font[code * 16 + src_y];
 		for (uint32_t x = 0; x < width; x++) {
 			const uint32_t src_x = std::min<uint32_t>((x * 8u) / width, 7u);
 			if ((row & (0x80u >> src_x)) != 0) {

src/libs/libHmd2.cpp

@@ -0,0 +1,239 @@
+#include "common/emulatorConfig.h"
+#include "graphics/guest_gpu/tile.h"
+#include "libs/agc.h"
+#include "libs/errno.h"
+#include "libs/hmd2.h"
+#include "libs/libs.h"
+#include "loader/symbolDatabase.h"
+
+#include <atomic>
+#include <cstddef>
+#include <cstdint>
+#include <mutex>
+#include <new>
+
+namespace Libs {
+
+LIB_VERSION("Hmd2", 1, "Hmd2", 1, 1);
+
+namespace Hmd2 {
+
+constexpr int32_t ERROR_ALREADY_INITIALIZED = -1972240383; // 0x8a720001
+constexpr int32_t ERROR_NOT_INITIALIZED     = -1972240382; // 0x8a720002
+constexpr int32_t ERROR_PARAMETER_NULL      = -1972240376; // 0x8a720008
+constexpr int32_t ERROR_REPROJECTION_ALREADY_INITIALIZED = -1972240372; // 0x8a72000c
+constexpr int32_t ERROR_REPROJECTION_IN_VR_MODE = -1972240356; // 0x8a72001c
+
+struct SceHmd2InitializeParam {
+	void*   reserved0;
+	uint8_t reserved[8];
+};
+
+struct SceHmd2DeviceInformation {
+	uint32_t status;
+	uint32_t reserve0;
+	struct {
+		struct {
+			uint32_t width;
+			uint32_t height;
+		} panelResolution;
+		struct {
+			uint16_t refreshRate90Hz;
+			uint16_t refreshRate120Hz;
+		} flipToDisplayLatency;
+	} deviceInfo;
+	uint8_t hmuMount;
+	uint8_t lensSeparationDistance;
+	uint8_t reserve1[2];
+	float   virtualImageDistance;
+};
+
+struct SceHmd2FieldOfView {
+	float tanOut;
+	float tanIn;
+	float tanTop;
+	float tanBottom;
+};
+
+struct SceHmd2ReprojectionInitializeParam {
+	void*    pReprojectionBuff;
+	void*    pDisplayBuff;
+	int32_t  threadPriority;
+	int32_t  cpuAffinityMask;
+	uint32_t pipeId;
+	uint32_t queueId;
+	uint32_t type;
+	void*    pSeeThroughBuff;
+	int32_t  reprojectionTiming;
+	uint32_t reserved[5];
+};
+
+static_assert(sizeof(SceHmd2InitializeParam) == 16);
+static_assert(offsetof(SceHmd2InitializeParam, reserved) == 8);
+static_assert(sizeof(SceHmd2DeviceInformation) == 28);
+static_assert(offsetof(SceHmd2DeviceInformation, deviceInfo) == 8);
+static_assert(offsetof(SceHmd2DeviceInformation, hmuMount) == 20);
+static_assert(offsetof(SceHmd2DeviceInformation, virtualImageDistance) == 24);
+static_assert(sizeof(SceHmd2FieldOfView) == 16);
+static_assert(alignof(SceHmd2FieldOfView) == 4);
+static_assert(sizeof(SceHmd2ReprojectionInitializeParam) == 72);
+static_assert(alignof(SceHmd2ReprojectionInitializeParam) == 8);
+static_assert(offsetof(SceHmd2ReprojectionInitializeParam, threadPriority) == 16);
+static_assert(offsetof(SceHmd2ReprojectionInitializeParam, type) == 32);
+static_assert(offsetof(SceHmd2ReprojectionInitializeParam, pSeeThroughBuff) == 40);
+static_assert(offsetof(SceHmd2ReprojectionInitializeParam, reprojectionTiming) == 48);
+static_assert(offsetof(SceHmd2ReprojectionInitializeParam, reserved) == 52);
+
+static std::atomic<bool> g_initialized = false;
+static std::mutex g_reprojection_mutex;
+static std::atomic<ReprojectionState*> g_reprojection_state {nullptr};
+
+ReprojectionState* GetReprojectionState() {
+	return g_reprojection_state.load(std::memory_order_acquire);
+}
+
+static Graphics::SizeAlign ReprojectionDisplaySize() {
+	// The host display target is one uncompressed tiled 10-bit panel surface.
+	Graphics::TileSizeAlign size {};
+	Graphics::TileGetTextureTotalSize(Graphics::Prospero::BufferFormat::k10_10_10_2UNorm,
+	                                  PANEL_WIDTH, PANEL_HEIGHT, 1, 1,
+	                                  Graphics::Prospero::TileMode::kRenderTarget, false, size);
+	EXIT_IF(size.size == 0 || size.align == 0);
+	return {size.size, size.align};
+}
+
+static int32_t KYTY_SYSV_ABI Hmd2Initialize(const SceHmd2InitializeParam* param) {
+	PRINT_NAME();
+	if (param == nullptr) {
+		return ERROR_PARAMETER_NULL;
+	}
+	if (g_initialized.exchange(true)) {
+		return ERROR_ALREADY_INITIALIZED;
+	}
+	LOGF("Hmd2: initialized, virtual headset=%s\n", Config::VrEnabled() ? "enabled" : "disabled");
+	return OK;
+}
+
+static int32_t KYTY_SYSV_ABI Hmd2GetDeviceInformation(SceHmd2DeviceInformation* info) {
+	PRINT_NAME();
+	if (!g_initialized.load()) {
+		return ERROR_NOT_INITIALIZED;
+	}
+	if (info == nullptr) {
+		return ERROR_PARAMETER_NULL;
+	}
+	*info = {};
+	if (Config::VrEnabled()) {
+		// Virtual headset defaults: READY, MOUNT, 63 mm lens separation.
+		info->hmuMount               = 1;
+		info->lensSeparationDistance = 63;
+		// Headset characteristics: 4000x2040 panel and 2 m virtual image distance.
+		info->deviceInfo.panelResolution = {PANEL_WIDTH, PANEL_HEIGHT};
+		info->virtualImageDistance       = 2.0f;
+		// Host presentation has no emulated headset scan-out delay; latency remains zero.
+	} else {
+		info->status = 2; // SCE_HMD2_DEVICE_STATUS_NOT_DETECTED
+	}
+	LOGF("Hmd2: device status=%u panel=%ux%u mounted=%u\n", info->status,
+	     info->deviceInfo.panelResolution.width, info->deviceInfo.panelResolution.height,
+	     info->hmuMount);
+	return OK;
+}
+
+static int32_t KYTY_SYSV_ABI Hmd2GetFieldOfViewWithoutHandle(SceHmd2FieldOfView* fov) {
+	PRINT_NAME();
+	if (!g_initialized.load()) {
+		return ERROR_NOT_INITIALIZED;
+	}
+	if (fov == nullptr) {
+		return ERROR_PARAMETER_NULL;
+	}
+	// Virtual ER15 field of view: 55/42.5/51.2/51.2 degrees.
+	// These tangents describe that geometry, not bit-exact firmware output.
+	*fov = {1.4281480312f, 0.9163311720f, 1.2437491417f, 1.2437491417f};
+	LOGF("Hmd2: FOV tangents out=%f in=%f top=%f bottom=%f\n", fov->tanOut, fov->tanIn,
+	     fov->tanTop, fov->tanBottom);
+	return OK;
+}
+
+static Graphics::SizeAlign KYTY_SYSV_ABI Hmd2ReprojectionQueryBufferSizeAlign() {
+	const Graphics::SizeAlign size {sizeof(ReprojectionState), alignof(ReprojectionState)};
+	LOGF("Hmd2: reprojection work size=%" PRIu64 " alignment=%zu\n", size.m_size, size.m_align);
+	return size;
+}
+
+static Graphics::SizeAlign KYTY_SYSV_ABI Hmd2ReprojectionQueryDisplayBufferSizeAlign() {
+	const auto size = ReprojectionDisplaySize();
+	LOGF("Hmd2: reprojection display size=%" PRIu64 " alignment=%zu\n", size.m_size,
+	     size.m_align);
+	return size;
+}
+
+static int32_t KYTY_SYSV_ABI
+Hmd2ReprojectionInitialize(const SceHmd2ReprojectionInitializeParam* param, void*) {
+	std::scoped_lock lock {g_reprojection_mutex};
+	if (GetReprojectionState() != nullptr) {
+		return ERROR_REPROJECTION_ALREADY_INITIALIZED;
+	}
+	if (param == nullptr || param->pReprojectionBuff == nullptr || param->pDisplayBuff == nullptr) {
+		return ERROR_PARAMETER_NULL;
+	}
+	EXIT_NOT_IMPLEMENTED(param->pSeeThroughBuff != nullptr);
+	const auto display_size = ReprojectionDisplaySize();
+	auto* state = new (param->pReprojectionBuff) ReprojectionState;
+	if (param->reprojectionTiming != 0) {
+		state->timing_us.store(static_cast<uint32_t>(param->reprojectionTiming),
+		                      std::memory_order_relaxed);
+	}
+	g_reprojection_state.store(state, std::memory_order_release);
+	LOGF("Hmd2: reprojection initialized work=%p display=%p size=%" PRIu64 " timing=%u\n",
+	     static_cast<void*>(state), param->pDisplayBuff, display_size.m_size,
+	     state->timing_us.load(std::memory_order_relaxed));
+	return OK;
+}
+
+static int32_t KYTY_SYSV_ABI Hmd2ReprojectionEnableVrMode(uint64_t output_mode) {
+	auto* state = GetReprojectionState();
+	if (state == nullptr) {
+		return ERROR_REPROJECTION_NOT_INITIALIZED;
+	}
+	if (output_mode != OUTPUT_MODE_89_91HZ && output_mode != OUTPUT_MODE_119_88HZ) {
+		return VideoOut::VIDEO_OUT_ERROR_INVALID_VALUE;
+	}
+	if (!Config::VrEnabled()) {
+		return VideoOut::VIDEO_OUT_ERROR_NO_DEVICE;
+	}
+	uint64_t expected = 0;
+	if (!state->output_mode.compare_exchange_strong(expected, output_mode)) {
+		return ERROR_REPROJECTION_IN_VR_MODE;
+	}
+	LOGF("Hmd2: VR output mode=0x%" PRIx64 "\n", output_mode);
+	return OK;
+}
+
+static int32_t KYTY_SYSV_ABI Hmd2ReprojectionSetTiming(int32_t timing) {
+	auto* state = GetReprojectionState();
+	if (state == nullptr) {
+		return ERROR_REPROJECTION_NOT_INITIALIZED;
+	}
+	EXIT_NOT_IMPLEMENTED(timing < 2000 || timing > 7000);
+	const auto rounded = static_cast<uint32_t>((timing + 99) / 100 * 100);
+	state->timing_us.store(rounded, std::memory_order_release);
+	LOGF("Hmd2: reprojection timing=%u us\n", rounded);
+	return OK;
+}
+
+} // namespace Hmd2
+
+LIB_DEFINE(InitHmd2_1) {
+	LIB_FUNC("c812oYs7Vsc", Hmd2::Hmd2Initialize);
+	LIB_FUNC("bIi4YUfSRys", Hmd2::Hmd2GetDeviceInformation);
+	LIB_FUNC("gF8+lvc7GuQ", Hmd2::Hmd2GetFieldOfViewWithoutHandle);
+	LIB_FUNC("U-CnbmeyYaA", Hmd2::Hmd2ReprojectionQueryBufferSizeAlign);
+	LIB_FUNC("-C2nkoEYOnU", Hmd2::Hmd2ReprojectionQueryDisplayBufferSizeAlign);
+	LIB_FUNC("C0rPwER-yxg", Hmd2::Hmd2ReprojectionInitialize);
+	LIB_FUNC("VVvFh51o20s", Hmd2::Hmd2ReprojectionEnableVrMode);
+	LIB_FUNC("FkQX7rjFomk", Hmd2::Hmd2ReprojectionSetTiming);
+}
+
+} // namespace Libs

src/libs/libKernel.cpp

@@ -1168,7 +1168,6 @@ static int KYTY_SYSV_ABI KernelRaiseException(Pthread thread, int signum) {
 			return KERNEL_ERROR_EINVAL;
 		}
 
-		Common::CondVar::SignalThread(PthreadGetUniqueId(thread));
 		PthreadWakeForSignal(thread);
 		CloseHandle(target_thread);
 		return OK;
@@ -1193,7 +1192,6 @@ static int KYTY_SYSV_ABI KernelRaiseException(Pthread thread, int signum) {
 			return KERNEL_ERROR_EINVAL;
 		}
 
-		Common::CondVar::SignalThread(PthreadGetUniqueId(thread));
 		PthreadWakeForSignal(thread);
 		WaitForSignalDispatch(thread, signum);
 		return OK;

src/libs/libSaveData.cpp

@@ -583,22 +583,22 @@ int KYTY_SYSV_ABI SaveDataTransferringMount(const SaveDataTransferringMount* mou
                                             SaveDataMountResult*             mount_result) {
 	PRINT_NAME();
 
-	if (mount == nullptr || mount_result == nullptr || mount->dir_name == nullptr) {
+	if (mount == nullptr || mount_result == nullptr || mount->title_id == nullptr ||
+	    mount->dir_name == nullptr) {
 		return SAVE_DATA_ERROR_PARAMETER;
 	}
 
 	LOGF("\t user_id  = %" PRId32 "\n"
 	     "\t title_id = %s\n"
 	     "\t dir_name = %s\n",
-	     mount->user_id, mount->title_id != nullptr ? mount->title_id->data : "<null>",
-	     mount->dir_name->data);
+	     mount->user_id, mount->title_id->data, mount->dir_name->data);
 
 	*mount_result = {};
 
 	Common::LockGuard lock(g_mount_mutex);
 	const std::string dir_name = mount->dir_name->data;
 	const std::string mount_dir =
-	    std::string(SAVE_DATA_DIR) + "/" + get_title_id() + "/" + dir_name;
+	    std::string(SAVE_DATA_DIR) + "/" + mount->title_id->data + "/" + dir_name;
 	const int slot = g_mount_slots.FindAvailable(dir_name);
 	if (slot == SaveDataMountSlots::BUSY) {
 		return SAVE_DATA_ERROR_BUSY;
@@ -608,10 +608,10 @@ int KYTY_SYSV_ABI SaveDataTransferringMount(const SaveDataTransferringMount* mou
 	}
 
 	if (!Common::File::IsDirectoryExisting(mount_dir)) {
-		Common::File::CreateDirectories(mount_dir);
+		return SAVE_DATA_ERROR_NOT_FOUND;
 	}
 
-	return mount_save_data(slot, dir_name, mount_dir, 1, mount_result);
+	return mount_save_data(slot, dir_name, mount_dir, 0, mount_result);
 }
 
 int KYTY_SYSV_ABI SaveDataUmount2(uint32_t mode, const SaveDataMountPoint* mount_point) {

src/libs/libs.cpp

@@ -82,6 +82,7 @@ LIB_DEFINE(InitDialog_1);
 LIB_DEFINE(InitFont_1);
 LIB_DEFINE(InitFontFt_1);
 LIB_DEFINE(InitAgcDriver_1);
+LIB_DEFINE(InitHmd2_1);
 LIB_DEFINE(InitLibKernel_1);
 LIB_DEFINE(InitNet_1);
 LIB_DEFINE(InitPad_1);
@@ -115,6 +116,7 @@ void InitAll(Loader::SymbolDatabase* s) {
 	InitFont_1(s);
 	InitFontFt_1(s);
 	InitAgcDriver_1(s);
+	InitHmd2_1(s);
 	InitLibKernel_1(s);
 	LibMouse::InitMouse_1(s);
 	LibKeyboard::InitKeyboard_1(s);

src/libs/videoDec2Decoder.cpp

@@ -92,6 +92,11 @@ public:
 	[[nodiscard]] bool Initialize() {
 		const AVCodec* decoder = avcodec_find_decoder(GetAvCodecId(m_config.codec_type));
 		if (decoder == nullptr) {
+			if (m_config.codec_type == CODEC_TYPE_VP9) {
+				Log::WriteToConsoleAndLog(
+				    "WARNING: Videodec2: The game requested VP9 video, but FFmpeg has no VP9 "
+				    "decoder. Use FFmpeg with VP9 decoding enabled.\n");
+			}
 			LOGF("Videodec2: FFmpeg decoder is unavailable for codec type %u\n",
 			     m_config.codec_type);
 			return false;

src/main.cpp

@@ -49,11 +49,13 @@ static void PrintUsage() {
 	    "  --user-name <name>                   Local user name (1-16 bytes). Default: Kyty.\n");
 	::printf("  --user-id <num>                      Local user ID. Default: %d.\n",
 	         Config::DEFAULT_USER_ID);
+	::printf("  --mic <name>                        Capture from this microphone; omit for silence.\n");
 	::printf(
 	    "  --present-mode <value>               Fifo, Mailbox, or Immediate. Default: Mailbox.\n");
 	::printf(
 	    "  --gpu <index>                        Vulkan physical device index. Default: auto.\n");
 	::printf("  --fullscreen                         Run in borderless desktop fullscreen.\n");
+	::printf("  --vr                                 Enable the virtual VR headset.\n");
 	::printf("  --vblank-frequency <num>             Virtual vblank frequency. Default: 60.\n");
 	::printf("  --console-language <0-29>            Console language. Default: 1 (English US).\n");
 	::printf("  --vulkan-validation <true|false>     Enable Vulkan validation.\n");
@@ -161,6 +163,11 @@ static bool ParseArgs(int argc, char* argv[], RunOptions& options, bool& show_he
 			continue;
 		}
 
+		if (arg == "--vr") {
+			options.config.vr_enabled = true;
+			continue;
+		}
+
 		if (arg == "--playgo-hack") {
 			options.config.playgo_hack_enabled = true;
 			continue;
@@ -235,6 +242,8 @@ static bool ParseArgs(int argc, char* argv[], RunOptions& options, bool& show_he
 				::printf("invalid user ID: %s\n", value.c_str());
 				return false;
 			}
+		} else if (arg == "--mic") {
+			options.config.audio_input_device = value;
 		} else if (arg == "--present-mode") {
 			if (!ParseEnum(value, options.config.present_mode)) {
 				::printf("invalid present mode: %s\n", value.c_str());

tests/shaderCfgTests.cpp

@@ -6103,6 +6103,53 @@ void TestCustomVintrpMovTranslation() {
   CheckSpirvBinaryValidates(mixed_linear_result.spirv);
 }
 
+void TestPerspectiveCentroidInputs() {
+  constexpr std::array cases{std::array{4u, UINT32_MAX, 0u},
+                             std::array{5u, UINT32_MAX, 2u},
+                             std::array{6u, 0u, 2u}, std::array{7u, 2u, 4u}};
+  for (const auto &[inputs, center, centroid] : cases) {
+    const uint32_t other = center == UINT32_MAX ? centroid : center;
+    const std::vector<uint32_t> shader = {
+        EncodeExp0(0x00, 0xf), EncodeExp1(centroid, centroid + 1, other, other + 1),
+        EncodeSopp(0x01)};
+    HW::PixelShaderInfo regs{};
+    regs.ps_regs.data_addr = reinterpret_cast<uint64_t>(shader.data());
+    ShaderMappedData mapped{};
+    mapped.code_size_bytes = shader.size() * sizeof(uint32_t);
+    ShaderMapUserData(regs.ps_regs.data_addr, mapped);
+    HW::ShaderRegisters sh{};
+    sh.ps_input_ena = sh.ps_input_addr = inputs;
+    const std::array<Prospero::ColorComponentMapping, 8> mappings{};
+    ShaderPixelInputInfo pixel{};
+    (void)PrepareProgram(regs, sh, mappings, pixel);
+    Check(pixel.ps_perspective_centroid_vgpr == centroid &&
+              pixel.ps_perspective_center_vgpr == center &&
+              pixel.ps_system_input_base == centroid + 2,
+          "perspective-centroid pair did not follow enabled sample/center inputs");
+    const auto key = MakeStageStaticKey(pixel);
+    pixel.ps_perspective_centroid_vgpr = UINT32_MAX;
+    Check(key != MakeStageStaticKey(pixel), "centroid input is missing from shader key");
+    pixel.ps_perspective_centroid_vgpr = centroid;
+    auto options = MakeCompileOptions(ShaderType::Pixel);
+    options.input_info.pixel = &pixel;
+    const auto result = RecompileForTest(shader, options);
+    const auto source = DisassembleSpirvBinary(result.spirv);
+    Check(SpirvContainsCapability(result.spirv, 52u) &&
+              SpirvHasDecorationValue(result.spirv, 11u, 5286u) &&
+              Common::ContainsStr(source, "InterpolateAtCentroid %gl_BaryCoordKHR") &&
+              SpirvSourceHasInstructionUsing(source, "OpCompositeExtract", " 1") &&
+              SpirvSourceHasInstructionUsing(source, "OpCompositeExtract", " 2"),
+          "centroid I/J did not evaluate BaryCoordKHR Y/Z at the centroid");
+    Check(!SpirvHasDecorationValueWithDecoration(result.spirv, 11u, 5286u, 16u),
+          "centroid input changed the shared center builtin's interpolation location");
+    if (center != UINT32_MAX) {
+      Check(SpirvSourceHasInstructionUsing(source, "OpLoad", "%float "),
+            "center pair lost its ordinary barycentric loads when centroid was enabled");
+    }
+    CheckSpirvBinaryValidates(result.spirv);
+  }
+}
+
 void TestPsInputCountRegisterDecode() {
   HW::Context context;
   // NUM_INTERP is 3 while bit 14 is an independent control flag that must be
@@ -9561,6 +9608,54 @@ void TestMergedShaderUserDataSnapshot() {
   }
 }
 
+void TestEmbeddedFetchPreservesSharedScalarLoad() {
+  using namespace ShaderRecompiler;
+  const uint32_t code[] = {
+      EncodeSMovB32(5, 255), 0x47f,
+      EncodeSmem0(0x03, 0, 11), (125u << 25u) | 4u, // s_load_dwordx8 s[0:7], s[22:23], 4
+      EncodeSop2(0x1e, 9, 0, 132), // s_lshl_b32 s9, s0, 4
+      EncodeSop2(0x0e, 9, 9, 255), 0x1f0,
+      EncodeSmem0(0x02, 24, 10), 9u << 25u,
+      EncodeVop2(0x01, 0, 256 + 8, 5), // vertex/instance index selection
+      EncodeMubuf0(0x02), EncodeMubuf1(9, 6, 0), // replaced vertex fetch
+      EncodeSop2(0x1e, 9, 5, 132), // another component of the same scalar load
+      EncodeSop2(0x0e, 9, 9, 255), 0x1f0,
+      EncodeSmem0(0x02, 28, 10), 9u << 25u,
+      EncodeMubuf0(0x0c), EncodeMubuf1(12, 7, 1),
+      EncodeExp0(0x0c, 0xf), EncodeExp1(9, 10, 11, 12), EncodeSopp(0x01),
+  };
+  std::array<std::array<uint32_t, 4>, 32> buffers{};
+  buffers[2] = {0x12340000, 0, 64, 0x00027000};
+  buffers[31] = {0x56780000, 0, 64, 0x00027000};
+  const std::array<uint32_t, 9> attributes = {0, 0, 0, 0, 0, 0, 2, 0, 0};
+  std::array<uint32_t, 16> user_data{};
+  const uint64_t tables[] = {reinterpret_cast<uint64_t>(buffers.data()),
+                             reinterpret_cast<uint64_t>(attributes.data())};
+  std::memcpy(user_data.data() + 12, tables, sizeof(tables));
+  ShaderVertexInputInfo input{};
+  input.fetch_embedded = true;
+  input.fetch_buffer_reg = 12;
+  input.fetch_attrib_reg = 14;
+  input.resources_num = 1;
+  input.resources_dst[0].attr_id = 1;
+  input.resources[0].fields[1] = 12u << 16u;
+  input.resources[0].fields[2] = 1;
+  input.resources[0].fields[3] =
+      (static_cast<uint32_t>(Prospero::BufferFormat::k32_32_32Float) << 12u) |
+      DstSel(4, 5, 6, 7);
+  auto options = MakeCompileOptions(ShaderType::Vertex);
+  options.user_data_base = 8;
+  options.user_data = user_data;
+  options.input_info.vertex = &input;
+  auto result = RecompileForTest(code, options);
+  Check(result.program.info.vertex_fetch_components[0] == 3 &&
+            result.resources.buffers.size() == 1 &&
+            std::equal(buffers[2].begin(), buffers[2].end(),
+                       result.resources.buffers[0].dwords.begin()),
+        "embedded fetch discarded a scalar-load component used by another buffer read");
+  CheckSpirvBinaryValidates(result.spirv);
+}
+
 void TestEmbeddedVertexFormatSwizzle() {
   using namespace ShaderRecompiler;
   using namespace ShaderRecompiler::IR;
@@ -10058,10 +10153,10 @@ void TestNewShaderRecompilerAuxPositionExports() {
                 std::vector<uint32_t>({UINT32_MAX}),
         "MISC point-size/layer stores are missing");
   Check(SpirvStoredBuiltInElements(all.spirv, 3u) ==
-            std::vector<uint32_t>({0u, 3u}) &&
+            std::vector<uint32_t>({0u, 3u, 4u}) &&
             SpirvStoredBuiltInElements(all.spirv, 4u) ==
                 std::vector<uint32_t>({0u, 1u, 2u}),
-        "partial clip/cull exports used the wrong dense elements");
+        "partial clip/cull exports or the appended clipping-error plane used the wrong elements");
   Check(SpirvHasDecorationValue(all.spirv, 11u, 1u) &&
             SpirvHasDecorationValue(all.spirv, 11u, 3u) &&
             SpirvHasDecorationValue(all.spirv, 11u, 4u) &&
@@ -10095,7 +10190,7 @@ void TestNewShaderRecompilerAuxPositionExports() {
   CheckSpirvBinaryValidates(dense.spirv);
   Check(SpirvStoredBuiltInElements(dense.spirv, 0u).size() == 1u &&
             SpirvStoredBuiltInElements(dense.spirv, 3u) ==
-                std::vector<uint32_t>({1u}) &&
+                std::vector<uint32_t>({1u, 2u}) &&
             SpirvStoredBuiltInElements(dense.spirv, 4u) ==
                 std::vector<uint32_t>({0u}),
         "CCDIST1 was not densely packed into POS1");
@@ -10110,11 +10205,24 @@ void TestNewShaderRecompilerAuxPositionExports() {
   CheckSpirvBinaryValidates(shifted.spirv);
   Check(SpirvStoredBuiltInElements(shifted.spirv, 1u).size() == 1u &&
             SpirvStoredBuiltInElements(shifted.spirv, 3u) ==
-                std::vector<uint32_t>({0u}) &&
+                std::vector<uint32_t>({0u, 1u}) &&
             SpirvStoredBuiltInElements(shifted.spirv, 4u) ==
                 std::vector<uint32_t>({0u}),
         "CCDIST1 did not shift across a disabled CCDIST0 vector");
 
+  const uint32_t full_distances[] = {
+      EncodeExp0(0x0c, 0xf, false), EncodeExp1(0, 1, 2, 3),
+      EncodeExp0(0x0d, 0xf, false), EncodeExp1(4, 5, 6, 7),
+      EncodeExp0(0x0e, 0xf), EncodeExp1(8, 9, 10, 11), 0xbf810000u,
+  };
+  const auto full = compile(full_distances, 0x00c0f00fu);
+  CheckSpirvBinaryValidates(full.spirv);
+  Check(SpirvStoredBuiltInElements(full.spirv, 3u) ==
+            std::vector<uint32_t>({0u, 1u, 2u, 3u}) &&
+            SpirvStoredBuiltInElements(full.spirv, 4u) ==
+                std::vector<uint32_t>({0u, 1u, 2u, 3u}),
+        "clipping-error plane exceeded eight combined components or replaced a guest distance");
+
   const uint32_t unmapped[] = {
       EncodeExp0(0x0d, 0x4, false), EncodeExp1(0, 0, 8, 0),
       EncodeExp0(0x0c, 0xf), EncodeExp1(0, 1, 2, 3),
@@ -12987,7 +13095,8 @@ void TestRepeatedExportsHaveOneInterface() {
     }
     offset += result.spirv[offset] >> spv::WordCountShift;
   }
-  Check(outputs == 1, "repeated exports produced duplicate output variables");
+  Check(outputs == 2 && SpirvHasDecorationValue(result.spirv, 11u, 3u),
+        "repeated exports duplicated Position or its clipping-error plane");
 }
 
 void TestNewShaderRecompilerSpirvSizeBaselines() {
@@ -13203,10 +13312,10 @@ void TestNewShaderRecompilerSpirvSizeBaselines() {
   };
   const auto wqm_result = compile("wqm", wqm,
                                   {.words = 407,
-                                   .instructions = 98,
+                                   .instructions = 99,
                                    .variables = 4,
                                    .loads = 3,
-                                   .stores = 1,
+                                   .stores = 2,
                                    .labels = 6,
                                    .selection_merges = 1,
                                    .branches = 4,
@@ -13346,6 +13455,7 @@ int main() {
   TestMeshExportStorage();
   TestMergedShaderUserDataSnapshot();
   TestMeshInputAssembly();
+  TestEmbeddedFetchPreservesSharedScalarLoad();
   TestEmbeddedVertexFormatSwizzle();
   TestNewShaderRecompilerSetpcJumpTable();
   TestNewShaderRecompilerPrunesUnreachableSetpcMetadata();
@@ -13381,6 +13491,7 @@ int main() {
   TestNewShaderRecompilerNativeBindingPlan();
   TestNewShaderRecompilerStageInputInfo();
   TestCustomVintrpMovTranslation();
+  TestPerspectiveCentroidInputs();
   TestGraphicsCreateInterpolantMapping();
   TestNewShaderRecompilerPixelPipelineEntry();
   TestComputeLdsAllocationIdentity();