shader: support D16 XY and XYZ formatted buffer loads and stores

shader: generalize D16 buffer format component handling
shader: interpolate f16 parameter halves (V_INTERP_P1LL_F16, V_INTERP_P2_F16) (#1792 )
2026-10-22 11:56:58 +02:00 · 2026-10-22 05:26:54 +02:00 · 2026-10-22 05:26:54 +02:00 · 2026-10-22 04:54:10 +02:00 · 2026-10-22 03:56:13 +02:00 · 2026-10-22 03:35:38 +02:00
406 changed files with 85773 additions and 20940 deletions
@@ -112,12 +112,16 @@ jobs:
      - name: Build
        shell: cmd
        run: |
-          cmake --build _Build/windows --target launcher audio_out2_port_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests --parallel
+          cmake --build _Build/windows --target launcher ^
+            audio_out2_port_tests pad_haptics_tests controller_settings_tests host_input_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests ^
+            shader_recompiler_compute_tests ^
+            resource_tracking_tests scalar_provenance_tests ^
+            resource_materialization_tests shader_vertex_metadata_tests archive_file_tests avplayer_file_tests --parallel

      - name: Test
        shell: cmd
        run: |
-          ctest --test-dir _Build/windows --output-on-failure -R "^(audio_out2_port|ime_dialog|lru_cache|virtual_memory_allocation)$"
+          ctest --test-dir _Build/windows --output-on-failure -R "^(audio_out2_port|pad_haptics|controller_settings|host_input|ime_dialog|lru_cache|resource_tracking|scalar_provenance|resource_materialization|shader_vertex_metadata|archive_file|avplayer_file|virtual_memory_allocation)$"

      - name: Install
        shell: cmd
@@ -198,14 +202,17 @@ jobs:
        shell: bash
        run: |
          cmake --build _Build/macos \
-            --target launcher audio_out2_port_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests \
+            --target launcher audio_out2_port_tests pad_haptics_tests controller_settings_tests host_input_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests \
+              memory_tracker_tests page_manager_tests shader_recompiler_compute_tests \
+              resource_tracking_tests scalar_provenance_tests \
+              resource_materialization_tests shader_vertex_metadata_tests archive_file_tests avplayer_file_tests \
            --parallel

      - name: Test
        shell: bash
        run: |
          ctest --test-dir _Build/macos --output-on-failure \
-            -R '^(audio_out2_port|ime_dialog|lru_cache|virtual_memory_allocation)$'
+            -R '^(audio_out2_port|pad_haptics|controller_settings|host_input|ime_dialog|lru_cache|memory_tracker|page_manager|resource_tracking|scalar_provenance|resource_materialization|shader_vertex_metadata|archive_file|avplayer_file|virtual_memory_allocation)$'

      - name: Install
        shell: bash
@@ -250,6 +257,7 @@ jobs:
            "$install_dir/libMoltenVK.dylib" \
            "$app_dir/Contents/MacOS/KytyPS5" \
            "$app_dir/Contents/MacOS/kyty_emulator" \
+            "$app_dir/Contents/MacOS/kyty_updater" \
            "$app_dir/Contents/Frameworks/libMoltenVK.dylib"; do
            file "$binary"
            lipo "$binary" -verify_arch x86_64
@@ -259,6 +267,7 @@ jobs:
            "$install_dir/libMoltenVK.dylib" \
            "$app_dir/Contents/MacOS/KytyPS5" \
            "$app_dir/Contents/MacOS/kyty_emulator" \
+            "$app_dir/Contents/MacOS/kyty_updater" \
            "$app_dir/Contents/Frameworks/libMoltenVK.dylib"; do
            codesign --verify --strict "$binary"
          done
@@ -379,14 +388,16 @@ jobs:
        run: |
          cmake --build _Build/linux \
            --target launcher page_manager_tests memory_tracker_tests \
-              audio_out2_port_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests \
+              audio_out2_port_tests pad_haptics_tests controller_settings_tests host_input_tests ime_dialog_tests lru_cache_tests virtual_memory_allocation_tests \
+              resource_tracking_tests scalar_provenance_tests \
+              resource_materialization_tests shader_vertex_metadata_tests archive_file_tests avplayer_file_tests \
            --parallel

      - name: Test
        shell: bash
        run: |
          ctest --test-dir _Build/linux --output-on-failure \
-            -R '^(audio_out2_port|ime_dialog|lru_cache|page_manager|memory_tracker|virtual_memory_allocation)$'
+            -R '^(audio_out2_port|pad_haptics|controller_settings|host_input|ime_dialog|lru_cache|memory_tracker|page_manager|resource_tracking|scalar_provenance|resource_materialization|shader_vertex_metadata|archive_file|avplayer_file|virtual_memory_allocation)$'

      - name: Install
        shell: bash
@@ -396,11 +407,12 @@ jobs:
      - name: Verify artifacts
        shell: bash
        run: |
-          file _Build/linux/install/launcher
+          file _Build/linux/install/kyty_launcher
          file _Build/linux/install/kyty_emulator
+          test -x _Build/linux/install/kyty_updater
          file _Build/linux/install/kyty_emulator | grep -q "ELF 64-bit LSB .*x86-64"
          ldd _Build/linux/install/kyty_emulator > /dev/null
-          readelf -d _Build/linux/install/launcher | grep -q 'RPATH.*\$ORIGIN/lib'
+          readelf -d _Build/linux/install/kyty_launcher | grep -q 'RPATH.*\$ORIGIN/lib'
          while IFS= read -r -d '' binary; do
            while read -r dependency; do
              test -e "_Build/linux/install/lib/$dependency"
@@ -409,8 +421,8 @@ jobs:
                sed -n 's/.*Shared library: \[\(libQt6[^]]*\|libicu[^]]*\)\].*/\1/p'
            )
          done < <(
-            find _Build/linux/install/launcher _Build/linux/install/plugins \
-              -type f \( -name launcher -o -name '*.so' \) -print0
+            find _Build/linux/install/kyty_launcher _Build/linux/install/plugins \
+              -type f \( -name kyty_launcher -o -name '*.so' \) -print0
          )
          _Build/linux/install/kyty_emulator --help > /dev/null

@@ -485,8 +497,9 @@ jobs:
          linux_dir="artifacts/KytyPS5-Linux-x86_64"
          test -d "$linux_dir"
          chmod a+x \
-            "$linux_dir/launcher" \
-            "$linux_dir/kyty_emulator"
+            "$linux_dir/kyty_launcher" \
+            "$linux_dir/kyty_emulator" \
+            "$linux_dir/kyty_updater"
          tar -C "$linux_dir" -czf \
            "$GITHUB_WORKSPACE/$RELEASE_NAME-Linux-x86_64.tar.gz" .

@@ -6,3 +6,4 @@ _Build/vscode-clang/
 _Build/
 cmake-build-debug/
 _PipelineCache/
+CMakeUserPresets.json
@@ -5,7 +5,7 @@
            "name": "Debug launcher UI",
            "type": "cppvsdbg",
            "request": "launch",
-            "program": "${workspaceFolder}\\_Build\\vscode-clang\\launcher\\launcher.exe",
+            "program": "${workspaceFolder}\\_Build\\vscode-clang\\launcher\\kyty_launcher.exe",
            "args": [],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}\\_Build\\vscode-clang\\launcher",
@@ -13,7 +13,7 @@
            "externalConsole": false,
            "linux": {
                "type": "cppdbg",
-                "program": "${workspaceFolder}/_Build/vscode-clang/launcher/launcher",
+                "program": "${workspaceFolder}/_Build/vscode-clang/launcher/kyty_launcher",
                "cwd": "${workspaceFolder}/_Build/vscode-clang/launcher",
                "MIMode": "gdb",
                "miDebuggerPath": "/usr/bin/gdb"
@@ -27,7 +27,7 @@
            "args": [
                "--game", "D:/gamesps5/PPSA07429",
                "--printf-direction", "File",
-                "--graphics-debug-dump", "True"
+                "--graphics-debug-dump"
            ],
            "stopAtEntry": false,
            "cwd": "${workspaceFolder}\\_Build\\vscode-clang",
@@ -2,10 +2,48 @@ set(BUILD_SHARED_LIBS OFF CACHE BOOL "" FORCE)

 add_subdirectory(cpuinfo)

-# The Windows guest red-zone patcher needs a decoder/encoder and a small
-# trampoline assembler. Pin the same revisions used by shadPS4's implementation.
 include(FetchContent)

+# The Bluetooth DualSense transports speaker audio as fixed-size Opus packets.
+set(kyty_build_testing_saved "${BUILD_TESTING}")
+set(BUILD_TESTING OFF)
+set(OPUS_BUILD_PROGRAMS OFF CACHE BOOL "" FORCE)
+set(OPUS_INSTALL_PKG_CONFIG_MODULE OFF CACHE BOOL "" FORCE)
+set(OPUS_INSTALL_CMAKE_CONFIG_MODULE OFF CACHE BOOL "" FORCE)
+if(MSVC AND CMAKE_C_COMPILER_ID STREQUAL "Clang")
+	# Opus assumes MSVC accepts SSE4.1 intrinsics without per-file flags, but
+	# clang-cl rejects them in its baseline x64 files. Its AVX2 dispatch also
+	# depends on the SSE4.1 declarations, so retain the x64 SSE2 baseline only.
+	set(OPUS_X86_MAY_HAVE_SSE4_1 OFF CACHE BOOL "" FORCE)
+	set(OPUS_X86_MAY_HAVE_AVX2 OFF CACHE BOOL "" FORCE)
+endif()
+FetchContent_Declare(opus
+	GIT_REPOSITORY https://github.com/xiph/opus.git
+	GIT_TAG ddbe48383984d56acd9e1ab6a090c54ca6b735a6
+	GIT_SHALLOW FALSE)
+FetchContent_MakeAvailable(opus)
+set(BUILD_TESTING "${kyty_build_testing_saved}")
+install(FILES "${opus_SOURCE_DIR}/COPYING" DESTINATION "licenses/opus")
+
+# Headsets are driven through OpenXR. Only the static loader is built; the runtime that serves it
+# (for example SteamVR, Monado or Virtual Desktop) comes from the user's system.
+set(DYNAMIC_LOADER OFF CACHE BOOL "" FORCE)
+set(BUILD_WITH_SYSTEM_JSONCPP OFF CACHE BOOL "" FORCE)
+FetchContent_Declare(openxr
+	GIT_REPOSITORY https://github.com/KhronosGroup/OpenXR-SDK.git
+	GIT_TAG f2448a8797c85814aa892efc1ab8707900fbcc78 # release-1.1.63
+	GIT_SHALLOW FALSE)
+FetchContent_MakeAvailable(openxr)
+# Keep the loader's headers and library out of the installed package.
+set_property(DIRECTORY "${openxr_SOURCE_DIR}" PROPERTY EXCLUDE_FROM_ALL TRUE)
+# The loader uses exceptions internally.
+if(NOT KYTY_CLANG_CL)
+	target_compile_options(openxr_loader PRIVATE -fexceptions)
+endif()
+install(FILES "${openxr_SOURCE_DIR}/LICENSE" DESTINATION "licenses/openxr")
+
+# The guest instruction patcher needs a decoder/encoder and a small
+# trampoline assembler. Pin the same revisions used by shadPS4's implementation.
 set(XBYAK_BUILD_TESTS OFF CACHE BOOL "" FORCE)
 FetchContent_Declare(
 	xbyak
@@ -27,8 +65,56 @@ FetchContent_Declare(
 )

 FetchContent_MakeAvailable(xbyak zydis)
+target_compile_definitions(xbyak INTERFACE XBYAK_NO_EXCEPTION)
+
+# ZArchive provides random-access reads for compressed game dumps. Build only
+# the reader/writer library and its zstd dependency; the command-line tool is
+# not part of KytyPS5's runtime distribution.
+set(ZSTD_BUILD_PROGRAMS OFF CACHE BOOL "" FORCE)
+set(ZSTD_BUILD_SHARED OFF CACHE BOOL "" FORCE)
+set(ZSTD_BUILD_STATIC ON CACHE BOOL "" FORCE)
+set(ZSTD_BUILD_TESTS OFF CACHE BOOL "" FORCE)
+set(ZSTD_LEGACY_SUPPORT OFF CACHE BOOL "" FORCE)
+set(ZSTD_MULTITHREAD_SUPPORT OFF CACHE BOOL "" FORCE)
+FetchContent_Declare(
+	zstd
+	GIT_REPOSITORY https://github.com/facebook/zstd.git
+	GIT_TAG f8745da6ff1ad1e7bab384bd1f9d742439278e99
+	GIT_SHALLOW FALSE
+	SOURCE_SUBDIR build/cmake
+)
+FetchContent_Declare(
+	zarchive_source
+	GIT_REPOSITORY https://github.com/Exzap/ZArchive.git
+	GIT_TAG d2c717730092c7bf8cbb033b12fd4001b7c4d932
+	GIT_SHALLOW FALSE
+	PATCH_COMMAND "${GIT_EXECUTABLE}" apply --ignore-whitespace
+		"${CMAKE_CURRENT_SOURCE_DIR}/patches/zarchive-reader.patch"
+	SOURCE_SUBDIR kyty-library-only
+)
+FetchContent_MakeAvailable(zstd zarchive_source)
+
+add_library(zarchive STATIC
+	"${zarchive_source_SOURCE_DIR}/src/zarchivereader.cpp"
+	"${zarchive_source_SOURCE_DIR}/src/zarchivewriter.cpp"
+	"${zarchive_source_SOURCE_DIR}/src/sha_256.c"
+)
+add_library(ZArchive::zarchive ALIAS zarchive)
+target_include_directories(zarchive SYSTEM PUBLIC "${zarchive_source_SOURCE_DIR}/include")
+target_include_directories(zarchive PRIVATE "${zstd_SOURCE_DIR}/lib")
+target_link_libraries(zarchive PRIVATE libzstd_static)
+target_compile_features(zarchive PRIVATE cxx_std_20)
+if(MSVC)
+	target_compile_options(zarchive PRIVATE /W0)
+else()
+	target_compile_options(zarchive PRIVATE -w)
+endif()

 set(SDL_SHARED OFF CACHE BOOL "" FORCE)
+if(APPLE)
+	# SDL's built-in iconv fallback does not support CP932.
+	set(SDL_SYSTEM_ICONV ON CACHE BOOL "Use system iconv for CP932 conversion" FORCE)
+endif()
 add_subdirectory(SDL3)

 add_library(Vulkan-Headers INTERFACE)
@@ -120,6 +206,7 @@ endif()

 set(TRACY_STATIC ON CACHE BOOL "" FORCE)
 set(TRACY_ENABLE ON CACHE BOOL "" FORCE)
+set(TRACY_NO_CRASH_HANDLER ON CACHE BOOL "" FORCE)
 set(TRACY_ON_DEMAND ON CACHE BOOL "" FORCE)
 set(TRACY_DELAYED_INIT ON CACHE BOOL "" FORCE)
 set(TRACY_MANUAL_LIFETIME ON CACHE BOOL "" FORCE)
@@ -14,7 +14,7 @@
 #include <cpuinfo/internal-api.h>
 #include <cpuinfo/log.h>

-/* Polyfill recent CPUFAMILY_ARM_* values for older SDKs */
+/* Polyfill recent CPUFAMILY_ARM_* values for older platform headers */
 #ifndef CPUFAMILY_ARM_MONSOON_MISTRAL
 	#define CPUFAMILY_ARM_MONSOON_MISTRAL   0xE81E7EF6
 #endif
@@ -0,0 +1,100 @@
+--- a/include/zarchive/zarchivecommon.h
+++ b/include/zarchive/zarchivecommon.h
+@@ -256,7 +256,7 @@
+ 
+ 			bool IsWithinValidRange(uint64_t fileSize) const
+ 			{
+-				return (offset + size) <= fileSize;
+				return offset <= fileSize && size <= fileSize - offset;
+ 			}
+ 		};
+ 
+--- a/src/zarchivereader.cpp
+++ b/src/zarchivereader.cpp
+@@ -14,6 +14,7 @@
+ 
+ static bool _ifstream_readBytes(std::ifstream& file, uint64_t offset, void* buffer, uint32_t size)
+ {
+	file.clear();
+ 	file.seekg(offset, std::ios_base::beg);
+ 	file.read((char*)buffer, size);
+ 	return file.gcount() == size;
+@@ -80,9 +81,27 @@
+ 	// verify file tree
+ 	if (fileTree[0].IsFile())
+ 		return nullptr; // first entry must be root directory
+-	auto rootName = GetName(nameTable, fileTree[0].GetNameOffset());
+-	if (!rootName.empty())
+	if (fileTree[0].GetNameOffset() != 0x7FFFFFFF)
+ 		return nullptr; // root node must not have a name
+	const uint64_t dataCapacity = (uint64_t)offsetRecords.size() * _ZARCHIVE::ENTRIES_PER_OFFSETRECORD * _ZARCHIVE::COMPRESSED_BLOCK_SIZE;
+	for (size_t i = 0; i < fileTree.size(); ++i)
+	{
+		auto& entry = fileTree[i];
+		if (i != 0)
+		{
+			auto name = GetName(nameTable, entry.GetNameOffset());
+			if (name.empty() || name == "." || name == ".." || name.find_first_of("/\\") != std::string_view::npos || name.find('\0') != std::string_view::npos)
+				return nullptr;
+		}
+		if (entry.IsFile())
+		{
+			if (entry.GetFileOffset() > dataCapacity || entry.GetFileSize() > dataCapacity - entry.GetFileOffset())
+				return nullptr;
+		}
+		else if (entry.directoryRecord.nodeStartIndex > fileTree.size() ||
+			entry.directoryRecord.count > fileTree.size() - entry.directoryRecord.nodeStartIndex)
+			return nullptr;
+	}
+ 	// read meta data
+ 	// todo
+ 
+@@ -238,7 +257,7 @@
+ 		uint32_t stepSize = std::min<uint32_t>(remainingBytes, _ZARCHIVE::COMPRESSED_BLOCK_SIZE - blockOffset);
+ 		CacheBlock* block = GetCachedBlock(blockIdx);
+ 		if (!block)
+-			return 0;
+			return bytesToRead - remainingBytes;
+ 		std::memcpy(bufferU8, block->data + blockOffset, stepSize);
+ 		rawReadOffset += stepSize;
+ 		remainingBytes -= stepSize;
+@@ -325,14 +344,18 @@
+ 	// determine offset and size of compressed block
+ 	auto& record = m_offsetRecords[recordIndex];
+ 	uint64_t offset = record.baseOffset;
+	if (offset > m_compressedDataSize)
+		return false;
+ 	for (uint32_t i = 0; i < recordSubIndex; i++)
+ 	{
+-		offset += (uint64_t)record.size[i];
+-		offset++;
+		const uint64_t size = (uint64_t)record.size[i] + 1;
+		if (size > m_compressedDataSize - offset)
+			return false;
+		offset += size;
+ 	}
+ 	uint32_t compressedSize = (uint32_t)record.size[recordSubIndex] + 1;
+ 	// load file data
+-	if ((offset + compressedSize) > m_compressedDataSize)
+	if (compressedSize > m_compressedDataSize - offset)
+ 		return false;
+ 	offset += m_compressedDataOffset;
+ 	if (compressedSize == _ZARCHIVE::COMPRESSED_BLOCK_SIZE)
+@@ -350,7 +373,7 @@
+ // returns empty view on failure
+ std::string_view ZArchiveReader::GetName(const std::vector<uint8_t>& nameTable, uint32_t nameOffset)
+ {
+-	if (nameOffset == 0x7FFFFFFF || nameOffset > nameTable.size())
+	if (nameOffset == 0x7FFFFFFF || nameOffset >= nameTable.size())
+ 		return "";
+ 	// parse header
+ 	uint16_t nameLength = nameTable[nameOffset] & 0x7F;
+@@ -359,7 +382,7 @@
+ 		// extended 2-byte length
+ 		if (nameOffset + 1 >= nameTable.size())
+ 			return "";
+-		nameLength |= ((uint16_t)nameTable[nameOffset] << 7);
+		nameLength |= ((uint16_t)nameTable[nameOffset + 1] << 7);
+ 		nameOffset += 2;
+ 	}
+ 	else
@@ -1,7 +1,7 @@
-cmake_minimum_required(VERSION 3.16...4.3)
+cmake_minimum_required(VERSION 3.19...4.3)

 if(CMAKE_VERSION VERSION_GREATER_EQUAL 4.0)
-	set(CMAKE_POLICY_VERSION_MINIMUM 3.5 CACHE STRING "Minimum policy version for bundled dependencies")
+	set(CMAKE_POLICY_VERSION_MINIMUM 3.10 CACHE STRING "Minimum policy version for bundled dependencies")
 endif()

 get_property(KYTY_GENERATOR_IS_MULTI_CONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
@@ -40,6 +40,11 @@ if (NOT (WIN32 OR LINUX OR APPLE))
    message(FATAL_ERROR "only Windows, Linux, and macOS builds are supported")
 endif()

+if(WIN32)
+	# Prevent Windows headers from defining min/max macros in all targets.
+	add_compile_definitions(NOMINMAX)
+endif()
+
 set(CMAKE_CXX_STANDARD 20)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 set(CMAKE_CXX_EXTENSIONS OFF)
@@ -244,7 +249,7 @@ file(GLOB kyty_emulator_src CONFIGURE_DEPENDS
 	"${KYTY_SOURCE_DIR}/loader/*.h"
 )

-find_program(KYTY_GLSLANG_VALIDATOR glslangValidator REQUIRED)
+find_program(KYTY_GLSLANG_VALIDATOR NAMES glslangValidator glslang REQUIRED)
 set(gpu_tiler_shader_dir "${KYTY_SOURCE_DIR}/graphics/host_gpu/shaders")
 set(gpu_tiler_generated_dir "${PROJECT_BINARY_DIR}/gpu_tiler_shaders")
 set(gpu_tiler_shader_names
@@ -259,7 +264,7 @@ set(gpu_tiler_shader_names
 	depth
 	promote_d16
 	demote_d16
-	swap_bgra16
+	color_transform
 )
 file(GLOB gpu_tiler_shader_includes CONFIGURE_DEPENDS "${gpu_tiler_shader_dir}/gpu_tiler_*.inc")
 foreach(shader_name IN LISTS gpu_tiler_shader_names)
@@ -298,27 +303,27 @@ list(APPEND kyty_emulator_src "${fault_buffer_shader_header}")
 list(APPEND kyty_emulator_src ${gpu_tiler_shader_headers})

 set(gpu_blit_generated_dir "${PROJECT_BINARY_DIR}/gpu_blit_shaders")
-set(gpu_blit_shader_sources
-	"${gpu_tiler_shader_dir}/gpu_blit_fs_triangle.vert"
-	"${gpu_tiler_shader_dir}/gpu_blit_color_to_ms_depth.frag"
-)
-foreach(shader_source IN LISTS gpu_blit_shader_sources)
-	get_filename_component(shader_name "${shader_source}" NAME_WE)
+function(add_gpu_blit_shader shader_name shader_file)
+	set(shader_source "${gpu_tiler_shader_dir}/${shader_file}")
 	set(shader_spv "${gpu_blit_generated_dir}/${shader_name}.spv")
 	set(shader_header "${gpu_blit_generated_dir}/${shader_name}_spv.h")
 	string(TOUPPER "${shader_name}_SPV" shader_symbol)
 	add_custom_command(
 		OUTPUT "${shader_header}"
 		COMMAND ${CMAKE_COMMAND} -E make_directory "${gpu_blit_generated_dir}"
-		COMMAND "${KYTY_GLSLANG_VALIDATOR}" -V --target-env vulkan1.3 -Os
+		COMMAND "${KYTY_GLSLANG_VALIDATOR}" -V --target-env vulkan1.3 -Os ${ARGN}
 		        "-I${gpu_tiler_shader_dir}" -o "${shader_spv}" "${shader_source}"
 		COMMAND ${CMAKE_COMMAND} -DINPUT=${shader_spv} -DOUTPUT=${shader_header}
 		        -DSYMBOL=${shader_symbol} -P "${KYTY_SOURCE_DIR}/embed_spirv.cmake"
 		DEPENDS "${shader_source}"
 		VERBATIM
 	)
-	list(APPEND gpu_blit_shader_headers "${shader_header}")
-endforeach()
+	set(gpu_blit_shader_headers ${gpu_blit_shader_headers} "${shader_header}" PARENT_SCOPE)
+endfunction()
+add_gpu_blit_shader(gpu_blit_fs_triangle gpu_blit_fs_triangle.vert)
+add_gpu_blit_shader(gpu_blit_color_to_ms_depth gpu_blit_color_to_ms_depth.frag)
+add_gpu_blit_shader(gpu_video_out_overlay gpu_video_out_overlay.frag)
+add_gpu_blit_shader(gpu_imgui_hdr gpu_video_out_overlay.frag -DIMGUI_HDR=1)
 list(APPEND kyty_emulator_src ${gpu_blit_shader_headers})

 list(APPEND kyty_emulator_src
@@ -331,7 +336,7 @@ if (KYTY_CLANG_CL)
 	set_source_files_properties(${kyty_emulator_src} PROPERTIES COMPILE_FLAGS "-Wno-pragma-pack -Wno-deprecated-declarations -D_TIMESPEC_DEFINED")
 endif()

-set(kyty_emulator_link_libraries common Vulkan::Headers spirv-tools-opt spirv-tools SDL3::SDL3-static imgui xxhash FFmpeg::ffmpeg fmt::fmt nlohmann_json::nlohmann_json LibAtrac9 kyty_git_version Zydis::Zydis xbyak::xbyak)
+set(kyty_emulator_link_libraries common Vulkan::Headers spirv-tools-opt spirv-tools SDL3::SDL3-static imgui xxhash FFmpeg::ffmpeg fmt::fmt nlohmann_json::nlohmann_json LibAtrac9 kyty_git_version Zydis::Zydis xbyak::xbyak opus OpenXR::openxr_loader)

 # Linux system libraries.
 if(LINUX)
@@ -345,7 +350,7 @@ set(inc_headers
 	${KYTY_THIRD_PARTY_DIR}/SPIRV-Tools/include
 	${KYTY_THIRD_PARTY_DIR}/SPIRV-Headers/include
 	${KYTY_THIRD_PARTY_DIR}/fmt/include
-	${KYTY_THIRD_PARTY_DIR}/xxhash
+	${KYTY_THIRD_PARTY_DIR}/xxHash
 	${KYTY_THIRD_PARTY_DIR}/cpuinfo/include
 	${KYTY_THIRD_PARTY_DIR}/renderdoc
 	${KYTY_THIRD_PARTY_DIR}/stb
@@ -392,11 +397,13 @@ add_kyty_full_emulator_test(shader_cfg_tests "${KYTY_TESTS_DIR}/shaderCfgTests.c

 add_executable(scalar_provenance_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/ScalarProvenanceTests.cpp"
+	"${KYTY_SOURCE_DIR}/graphics/guest_gpu/gpu_format.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/host_gpu/hostMemory.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ReadLaneElimination.cpp"
+	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/SrtWalker.cpp"
 )
-target_link_libraries(scalar_provenance_tests fmt::fmt)
+target_link_libraries(scalar_provenance_tests fmt::fmt xbyak::xbyak)
 target_include_directories(scalar_provenance_tests PRIVATE ${inc_headers})

 add_executable(page_manager_tests EXCLUDE_FROM_ALL
@@ -406,6 +413,33 @@ add_executable(page_manager_tests EXCLUDE_FROM_ALL
 target_link_libraries(page_manager_tests common)
 target_include_directories(page_manager_tests PRIVATE ${inc_headers})

+add_executable(archive_file_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/ArchiveFileTests.cpp"
+)
+target_link_libraries(archive_file_tests common ZArchive::zarchive)
+target_include_directories(archive_file_tests PRIVATE ${inc_headers})
+
+add_executable(trophy_system_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/TrophySystemTests.cpp"
+)
+target_link_libraries(trophy_system_tests common)
+target_include_directories(trophy_system_tests PRIVATE ${inc_headers})
+
+add_executable(avplayer_file_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/AvPlayerFileTests.cpp"
+	"${KYTY_SOURCE_DIR}/loader/timer.cpp"
+)
+target_link_libraries(avplayer_file_tests common FFmpeg::ffmpeg ZArchive::zarchive)
+target_include_directories(avplayer_file_tests PRIVATE ${inc_headers})
+
+add_executable(vdecsw_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/VdecswTests.cpp"
+	"${KYTY_SOURCE_DIR}/libs/videoDec2Decoder.cpp"
+	"${KYTY_SOURCE_DIR}/loader/timer.cpp"
+)
+target_link_libraries(vdecsw_tests common FFmpeg::ffmpeg)
+target_include_directories(vdecsw_tests PRIVATE ${inc_headers})
+
 add_executable(bit_array_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/BitArrayTests.cpp"
 )
@@ -445,7 +479,7 @@ add_executable(resource_materialization_tests EXCLUDE_FROM_ALL
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/SrtWalker.cpp"
 )
-target_link_libraries(resource_materialization_tests fmt::fmt)
+target_link_libraries(resource_materialization_tests fmt::fmt xbyak::xbyak)
 target_include_directories(resource_materialization_tests PRIVATE ${inc_headers})

 add_executable(resource_tracking_tests EXCLUDE_FROM_ALL
@@ -457,9 +491,8 @@ add_executable(resource_tracking_tests EXCLUDE_FROM_ALL
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ResourceTracking.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ResourceMaterialization.cpp"
 	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/ShaderInfoCollection.cpp"
-	"${KYTY_SOURCE_DIR}/graphics/shader/recompiler/ir/passes/BindingLayout.cpp"
 )
-target_link_libraries(resource_tracking_tests fmt::fmt)
+target_link_libraries(resource_tracking_tests fmt::fmt xbyak::xbyak)
 target_include_directories(resource_tracking_tests PRIVATE ${inc_headers})

 add_executable(audio_out2_port_tests EXCLUDE_FROM_ALL
@@ -470,6 +503,10 @@ add_executable(audio_out2_port_tests EXCLUDE_FROM_ALL
 target_link_libraries(audio_out2_port_tests common fmt::fmt)
 target_include_directories(audio_out2_port_tests PRIVATE ${inc_headers})

+add_executable(audio_out_timing_tests EXCLUDE_FROM_ALL "${KYTY_TESTS_DIR}/AudioOutTimingTests.cpp")
+target_link_libraries(audio_out_timing_tests common fmt::fmt SDL3::SDL3-static)
+target_include_directories(audio_out_timing_tests PRIVATE ${inc_headers})
+
 add_executable(ngs2_sampler_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/Ngs2SamplerTests.cpp"
 	"${KYTY_SOURCE_DIR}/loader/timer.cpp"
@@ -477,12 +514,46 @@ add_executable(ngs2_sampler_tests EXCLUDE_FROM_ALL
 target_link_libraries(ngs2_sampler_tests common fmt::fmt LibAtrac9)
 target_include_directories(ngs2_sampler_tests PRIVATE ${inc_headers})

+add_executable(pad_haptics_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/PadHapticsTests.cpp"
+)
+target_link_libraries(pad_haptics_tests common fmt::fmt SDL3::SDL3-static opus)
+target_include_directories(pad_haptics_tests PRIVATE ${inc_headers})
+
+add_executable(controller_settings_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/ControllerSettingsTests.cpp"
+)
+target_link_libraries(controller_settings_tests common fmt::fmt SDL3::SDL3-static)
+target_include_directories(controller_settings_tests PRIVATE ${inc_headers})
+
+add_executable(host_input_tests EXCLUDE_FROM_ALL "${KYTY_TESTS_DIR}/HostInputTests.cpp")
+target_link_libraries(host_input_tests common fmt::fmt SDL3::SDL3-static)
+target_include_directories(host_input_tests PRIVATE ${inc_headers})
+
 add_executable(save_data_memory_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/SaveDataMemoryTests.cpp"
 )
 target_link_libraries(save_data_memory_tests common fmt::fmt)
 target_include_directories(save_data_memory_tests PRIVATE ${inc_headers})

+add_executable(png_enc_tests EXCLUDE_FROM_ALL "${KYTY_TESTS_DIR}/PngEncTests.cpp")
+target_link_libraries(png_enc_tests common fmt::fmt)
+target_include_directories(png_enc_tests PRIVATE ${inc_headers})
+
+add_executable(ces_tests EXCLUDE_FROM_ALL "${KYTY_TESTS_DIR}/CesTests.cpp")
+target_link_libraries(ces_tests common fmt::fmt SDL3::SDL3-static)
+target_include_directories(ces_tests PRIVATE ${inc_headers})
+
+add_executable(save_data_dialog_tests EXCLUDE_FROM_ALL
+	"${KYTY_TESTS_DIR}/SaveDataDialogTests.cpp"
+	"${KYTY_SOURCE_DIR}/libs/dialog.cpp"
+)
+target_link_libraries(save_data_dialog_tests common fmt::fmt)
+target_include_directories(save_data_dialog_tests PRIVATE ${inc_headers})
+
+add_kyty_full_emulator_test(http_uri_parse_tests
+	"${KYTY_TESTS_DIR}/HttpUriParseTests.cpp")
+
 add_executable(event_queue_lifetime_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/EventQueueLifetimeTests.cpp"
 	"${KYTY_SOURCE_DIR}/kernel/eventQueue.cpp"
@@ -493,6 +564,7 @@ target_include_directories(event_queue_lifetime_tests PRIVATE ${inc_headers})

 add_kyty_full_emulator_test(kernel_file_system_tests
 	"${KYTY_TESTS_DIR}/KernelFileSystemTests.cpp")
+target_link_libraries(kernel_file_system_tests ZArchive::zarchive)

 add_executable(sync_on_address_tests EXCLUDE_FROM_ALL
 	"${KYTY_TESTS_DIR}/SyncOnAddressTests.cpp"
@@ -559,6 +631,10 @@ if(BUILD_TESTING)
 	add_test(NAME image_page_table COMMAND $<TARGET_FILE:image_page_table_tests>)
 	add_test(NAME memory_tracker COMMAND $<TARGET_FILE:memory_tracker_tests>)
 	add_test(NAME page_manager COMMAND $<TARGET_FILE:page_manager_tests>)
+	add_test(NAME archive_file COMMAND $<TARGET_FILE:archive_file_tests>)
+	add_test(NAME trophy_system COMMAND $<TARGET_FILE:trophy_system_tests>)
+	add_test(NAME avplayer_file COMMAND $<TARGET_FILE:avplayer_file_tests>)
+	add_test(NAME vdecsw COMMAND $<TARGET_FILE:vdecsw_tests>)
 	add_test(NAME bit_array COMMAND $<TARGET_FILE:bit_array_tests>)
 	add_test(NAME lru_cache COMMAND $<TARGET_FILE:lru_cache_tests>)
 	add_test(NAME shader_vertex_metadata COMMAND $<TARGET_FILE:shader_vertex_metadata_tests>)
@@ -568,9 +644,21 @@ if(BUILD_TESTING)
 	add_test(NAME kernel_file_system COMMAND $<TARGET_FILE:kernel_file_system_tests>)
 	add_test(NAME sync_on_address COMMAND $<TARGET_FILE:sync_on_address_tests>)
 	add_test(NAME audio_out2_port COMMAND $<TARGET_FILE:audio_out2_port_tests>)
+	add_test(NAME audio_out_timing COMMAND $<TARGET_FILE:audio_out_timing_tests>)
 	add_test(NAME ngs2_sampler COMMAND $<TARGET_FILE:ngs2_sampler_tests>)
+	add_test(NAME pad_haptics COMMAND $<TARGET_FILE:pad_haptics_tests>)
+	add_test(NAME controller_settings COMMAND $<TARGET_FILE:controller_settings_tests>)
+	add_test(NAME host_input COMMAND $<TARGET_FILE:host_input_tests>)
 	add_test(NAME save_data_memory COMMAND $<TARGET_FILE:save_data_memory_tests>)
+	add_test(NAME png_enc COMMAND $<TARGET_FILE:png_enc_tests>)
+	add_test(NAME ces COMMAND $<TARGET_FILE:ces_tests>)
+	add_test(NAME save_data_dialog COMMAND $<TARGET_FILE:save_data_dialog_tests>)
+	add_test(NAME http_uri_parse COMMAND $<TARGET_FILE:http_uri_parse_tests>)
 	add_test(NAME shader_recompiler_compute COMMAND $<TARGET_FILE:shader_recompiler_compute_tests>)
+	add_test(NAME shader_recompiler_tessellation
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --tessellation-only)
+	add_test(NAME shader_recompiler_float_min_max
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --float-min-max-only)
 	add_test(NAME shader_recompiler_alignbyte
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --alignbyte-only)
 	add_test(NAME graphics_pipeline_rasterization
@@ -591,6 +679,8 @@ if(BUILD_TESTING)
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --context-state-only)
 	add_test(NAME gpu_tiler
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --gpu-tiler-only)
+	add_test(NAME image_transfer_layout
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --image-layout-only)

 	add_test(NAME texture_cache_layered_image
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --layered-image-only)
@@ -606,16 +696,15 @@ if(BUILD_TESTING)
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --compute-meta-clear-only)
 	add_test(NAME buffer_cache_dirty_gc
 		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --buffer-cache-gc-only)
+	add_test(NAME color_render_target_1d
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --rt1d-only)

-	if(WIN32)
-		# These tests still depend on the Windows multisample-depth path.
-		add_test(NAME texture_cache_image_overlap
-			COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --image-overlap-only)
-		add_test(NAME texture_cache_htile_clear
-			COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --htile-clear-only)
-		add_test(NAME buffer_cache_ranges
-			COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --buffer-cache-range-only)
-	endif()
+	add_test(NAME texture_cache_image_overlap
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --image-overlap-only)
+	add_test(NAME texture_cache_htile_clear
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --htile-clear-only)
+	add_test(NAME buffer_cache_ranges
+		COMMAND $<TARGET_FILE:shader_recompiler_compute_tests> --buffer-cache-range-only)

 	add_custom_target(kyty_tests DEPENDS
 		ime_dialog_tests
@@ -624,6 +713,10 @@ if(BUILD_TESTING)
 		image_page_table_tests
 		memory_tracker_tests
 		page_manager_tests
+		archive_file_tests
+		trophy_system_tests
+		avplayer_file_tests
+		vdecsw_tests
 		bit_array_tests
 		lru_cache_tests
 		shader_vertex_metadata_tests
@@ -635,8 +728,16 @@ if(BUILD_TESTING)
 		shader_recompiler_compute_tests
 		virtual_memory_allocation_tests
 		audio_out2_port_tests
+		audio_out_timing_tests
 		ngs2_sampler_tests
+		pad_haptics_tests
+		controller_settings_tests
+		host_input_tests
 		save_data_memory_tests
+		png_enc_tests
+		ces_tests
+		save_data_dialog_tests
+		http_uri_parse_tests
 	)
 endif()

@@ -646,8 +747,9 @@ if(APPLE AND (CMAKE_OSX_ARCHITECTURES STREQUAL "x86_64" OR
 	add_executable(macos_sse4a_tests EXCLUDE_FROM_ALL
 		"${KYTY_TESTS_DIR}/macosSse4aTests.cpp"
 		"${KYTY_SOURCE_DIR}/loader/x64InstructionEmulator.cpp"
+		"${KYTY_SOURCE_DIR}/loader/guestInstructionPatcher.cpp"
 	)
-	target_link_libraries(macos_sse4a_tests common fmt::fmt Zydis::Zydis)
+	target_link_libraries(macos_sse4a_tests common fmt::fmt Zydis::Zydis xbyak::xbyak)
 	target_include_directories(macos_sse4a_tests PRIVATE ${inc_headers})
 	if(BUILD_TESTING)
 		add_test(NAME macos_sse4a COMMAND $<TARGET_FILE:macos_sse4a_tests>)
@@ -659,6 +761,23 @@ endif()
 add_executable(kyty_emulator "${KYTY_SOURCE_DIR}/main.cpp" ${kyty_emulator_src})
 configure_macos_guest_address_space(kyty_emulator)

+set(KYTY_TROPHY_UNLOCK_SOUND "${CMAKE_CURRENT_SOURCE_DIR}/assets/sounds/trophy-unlock.wav")
+add_custom_target(kyty_trophy_sound
+	COMMAND ${CMAKE_COMMAND} -E make_directory "$<TARGET_FILE_DIR:kyty_emulator>/assets/sounds"
+	COMMAND ${CMAKE_COMMAND} -E copy_if_different "${KYTY_TROPHY_UNLOCK_SOUND}"
+		"$<TARGET_FILE_DIR:kyty_emulator>/assets/sounds/trophy-unlock.wav"
+	VERBATIM)
+add_dependencies(kyty_emulator kyty_trophy_sound)
+install(FILES "${KYTY_TROPHY_UNLOCK_SOUND}" DESTINATION assets/sounds)
+
+add_custom_target(kyty_touch_cursors
+	COMMAND ${CMAKE_COMMAND} -E copy_directory
+		"${CMAKE_CURRENT_SOURCE_DIR}/assets/cursors"
+		"$<TARGET_FILE_DIR:kyty_emulator>/assets/cursors"
+	VERBATIM)
+add_dependencies(kyty_emulator kyty_touch_cursors)
+install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/assets/cursors" DESTINATION assets)
+
 target_link_libraries(kyty_emulator ${kyty_emulator_link_libraries})
 if (WIN32)
 	target_link_libraries(kyty_emulator opengl32)
@@ -721,6 +840,10 @@ endif()
 install(TARGETS kyty_emulator DESTINATION .)
 if(KYTY_BUILD_LAUNCHER)
 	add_subdirectory("${KYTY_SOURCE_DIR}/launcher" "${CMAKE_CURRENT_BINARY_DIR}/launcher")
+
+	if(LINUX)
+		target_link_options(launcher PRIVATE $<$<CONFIG:Release>:-Wl,--strip-all>)
+	endif()
 endif()
 if(KYTY_CLANG_CL)
 	install(FILES "${KYTY_THIRD_PARTY_DIR}/winpthread/bin/libwinpthread-1.dll" DESTINATION .)
@@ -1,14 +1,18 @@
 # KytyPS5

-[![Build KytyPS5 (Windows)](https://img.shields.io/github/actions/workflow/status/KytyPS5/KytyPS5/build.yml?branch=main&event=push&label=Build%20KytyPS5%20%28Windows%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
-[![Build KytyPS5 (Linux)](https://img.shields.io/github/actions/workflow/status/KytyPS5/KytyPS5/build.yml?branch=main&event=push&label=Build%20KytyPS5%20%28Linux%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
-[![Build KytyPS5 (macOS)](https://img.shields.io/github/actions/workflow/status/KytyPS5/KytyPS5/build.yml?branch=main&event=push&label=Build%20KytyPS5%20%28macOS%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
+[![Build KytyPS5 (Windows)](https://img.shields.io/github/check-runs/KytyPS5/KytyPS5/main?nameFilter=Build%20KytyPS5%20%28Windows%29&label=Build%20KytyPS5%20%28Windows%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
+[![Build KytyPS5 (Linux)](https://img.shields.io/github/check-runs/KytyPS5/KytyPS5/main?nameFilter=Build%20KytyPS5%20%28Linux%29&label=Build%20KytyPS5%20%28Linux%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
+[![Build KytyPS5 (macOS)](https://img.shields.io/github/check-runs/KytyPS5/KytyPS5/main?nameFilter=Build%20KytyPS5%20%28macOS%29&label=Build%20KytyPS5%20%28macOS%29)](https://github.com/KytyPS5/KytyPS5/actions/workflows/build.yml)
 [![Platform](https://img.shields.io/badge/platform-Windows%20x64%20%7C%20Linux%20x64%20%7C%20macOS%20x86__64-0078D4.svg)](#system-requirements)
 [![Status](https://img.shields.io/badge/status-active%20development-orange.svg)](#current-status)
 [![License](https://img.shields.io/badge/license-GPL--2.0-blue.svg)](LICENSE)

-KytyPS5 is a free and open-source PlayStation 5 emulator written in C++ for Windows and Linux,
-with experimental macOS support. It is based on a heavily modified version of
+**[Weekly updates](https://github.com/KytyPS5/KytyPS5/discussions/862)** — game progress, recent fixes, and ongoing development.
+
+**[Development on Discord](https://discord.gg/UNrkMqGaBg)** — KytyPS5 development.
+
+KytyPS5 is a free and open-source PlayStation 5 translation layer written in C++ for Windows
+and Linux, with experimental macOS support. It is based on a heavily modified version of
 [Kyty](https://github.com/InoriRus/Kyty). The project is in active development, and behavior
 can change significantly between builds.

@@ -19,13 +23,13 @@ can change significantly between builds.

 ## Current Status

-KytyPS5 can boot 2D games and a selection of 3D games, including titles built with Unreal Engine
+KytyPS5 can boot 2D and 3D games, including titles built with Unreal Engine
 4/5, Unity, and custom engines. External low-level emulation modules are neither required nor
 planned.

 Development is currently focused on expanding game compatibility and improving boot reliability.

-Windows and Linux are the primary platforms and receive the most testing.
+Windows and Linux are the primary target platforms and receive the most testing.

 macOS support is experimental. The emulator is built for x86-64 and runs on Apple Silicon under
 Rosetta 2, with Vulkan provided by MoltenVK. A small number of titles have been verified in-game
@@ -48,8 +52,8 @@ or graphical glitches, so please include the version you tested when reporting a
      <img src="docs/screenshots/ps5-01.png" width="300" alt="Astro Bot running in KytyPS5">
    </td>
    <td align="center">
-      <strong>Dreaming Sarah</strong><br>
-      <img src="docs/screenshots/ps5-03.png" width="300" alt="Dreaming Sarah running in KytyPS5">
+      <strong>Saros</strong><br>
+      <img src="docs/screenshots/ps5-03.png" width="300" alt="Saros running in KytyPS5">
    </td>
  </tr>
  <tr>
@@ -68,8 +72,8 @@ or graphical glitches, so please include the version you tested when reporting a
      <img src="docs/screenshots/ps5-02.png" width="300" alt="Demon's Souls running in KytyPS5">
    </td>
    <td align="center">
-      <strong>Hellboy</strong><br>
-      <img src="docs/screenshots/ps5-06.png" width="300" alt="Hellboy running in KytyPS5">
+      <strong>UFC 6</strong><br>
+      <img src="docs/screenshots/ps5-06.jpg" width="300" alt="UFC 6 running in KytyPS5">
    </td>
  </tr>
 </table>
@@ -81,14 +85,20 @@ or graphical glitches, so please include the version you tested when reporting a
 Testing games and submitting detailed bug reports are useful ways to contribute. Search existing
 issues first, then use the **Game Emulation Status Report** template and attach the complete log file.

-Code contributions should be focused, build successfully on the platforms they touch, and include
-relevant tests where practical. Windows is the primary target, so a change that alters shared code
-should not regress it; changes confined to a platform's own code paths only need to build there. Because KytyPS5 is still evolving quickly, consider opening an issue before
-starting a large change.
+**Pull requests for general fixes, architectural changes, or refactoring that do not address a concrete bug or launch problem in a specific game will be automatically closed.**
+
+**Large, unfocused commits or pull requests that bundle unrelated changes without a clear purpose or game-related benefit will also be automatically closed.**
+
+Keep each PR focused. Name the affected game, describe the exact problem, and provide evidence showing what the change fixes.
+
+Windows and Linux are the primary target platforms, so changes to shared code should not
+introduce regressions on either platform. Changes confined to a platform's own code paths
+only need to build on that platform. Because KytyPS5 is still evolving quickly, consider
+opening an issue before starting a large change.

 ### Formatting

-Set up the clang-format hook after cloning:
+Set up the clang-format hook after cloning.

 Install `pre-commit` using the method appropriate for your platform:

@@ -137,7 +147,8 @@ the Vulkan/SPIR-V validation rules.
 - Visual Studio 2022 or Build Tools 2022 with the **Desktop development with C++** workload and
  **C++ Clang tools for Windows** component
 - Qt 6 for MSVC 2022 64-bit, including Concurrent, Network, and Widgets
- [glslang](https://github.com/KhronosGroup/glslang/releases) (`glslangValidator`) on `PATH`
+- [glslang](https://github.com/KhronosGroup/glslang/releases) (`glslang` or `glslangValidator`) on `PATH`
+- Python 3 on `PATH`; the bundled SPIRV-Tools runs it at configure time

 The Microsoft C++ compiler (`cl.exe`) is not supported; use `clang-cl`.

@@ -166,20 +177,20 @@ The finished application and its runtime dependencies will be placed in

 ### Building on Linux

-Install the toolchain and the libraries the bundled SDL3 needs. Without the audio, Wayland and
-udev development packages SDL3 quietly configures itself without those backends, and the resulting
-build has no working sound and no gamepad hotplug:
+Install the toolchain and the libraries the bundled SDL3 needs. Without the audio, Wayland, and
+udev development packages, SDL3 quietly configures itself without those backends, and the resulting
+build has no working audio or gamepad hotplug support:

 ```bash
 sudo apt-get install --no-install-recommends \
-  clang lld ninja-build cmake git glslang-tools pkg-config \
+  clang lld ninja-build cmake git glslang-tools python3 pkg-config \
  libgl1-mesa-dev libx11-dev libxcursor-dev libxext-dev libxfixes-dev \
  libxi-dev libxrandr-dev libxss-dev libxtst-dev libxkbcommon-dev \
  libasound2-dev libpulse-dev libudev-dev libdbus-1-dev libwayland-dev wayland-protocols
 ```

-Qt 6 (Concurrent, Network, Widgets) is required for the launcher — either the distribution packages
-(`qt6-base-dev`) or an official Qt installation.
+Qt 6 (Concurrent, Network, and Widgets) is required for the launcher. Use your distribution's
+packages (`qt6-base-dev`) or an official Qt installation.

 ```bash
 git submodule update --init --recursive
@@ -193,7 +204,7 @@ 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. FFmpeg is linked statically
+`_Build/linux/install` runs without a matching system Qt installation. FFmpeg is linked statically
 from the pinned [KytyPS5 FFmpeg core](https://github.com/KytyPS5/ext-ffmpeg-core)
 release, including VP9 and WebM support. System FFmpeg packages are not required.

@@ -232,9 +243,47 @@ cmake --build _Build/linux --target launcher --parallel
 cmake --install _Build/linux --prefix _Build/linux/install
 ```

-The configure step downloads the FFmpeg prebuilts and the `xbyak`/`zydis` sources, so it needs
-network access; a fully sandboxed `nix build` would require vendoring those inputs. A Vulkan 1.3
-driver must be available at runtime (on NixOS, `hardware.graphics.enable = true`).
+The configure step downloads the FFmpeg prebuilts and the `xbyak`, `zydis`, `zstd`, and ZArchive
+sources, so it needs network access; a fully sandboxed `nix build` would require vendoring those
+inputs. A Vulkan 1.3 driver must be available at runtime (on NixOS,
+`hardware.graphics.enable = true`).
+
+### Building on Fedora and Fedora Atomic (Bazzite, Bluefin, Silverblue)
+
+On regular Fedora, install dependencies on the host. On Fedora Atomic variants such as Bazzite,
+Bluefin and Silverblue, use [Distrobox](https://distrobox.it/) and run the install and build steps
+inside the container. Keep the checkout in your home directory so it is shared with the container.
+Add `--nvidia` to the create command for hosts using the proprietary NVIDIA driver:
+
+```bash
+distrobox create --name kyty-build --image registry.fedoraproject.org/fedora:latest
+distrobox enter kyty-build
+```
+
+Install the toolchain, Qt 6 and SDL3 dependencies:
+
+```bash
+sudo dnf install -y \
+  clang lld ninja-build cmake git glslang python3 pkgconf-pkg-config \
+  mesa-libGL-devel libX11-devel libXcursor-devel libXext-devel libXfixes-devel \
+  libXi-devel libXrandr-devel libXScrnSaver-devel libXtst-devel libxkbcommon-devel \
+  alsa-lib-devel pulseaudio-libs-devel systemd-devel dbus-devel \
+  wayland-devel wayland-protocols-devel qt6-qtbase-devel
+```
+
+From the repository root, follow the launcher configure, build and install steps in
+[Building on Linux](#building-on-linux), omitting `-DCMAKE_PREFIX_PATH="$Qt6_DIR"`; CMake finds
+Fedora's packaged Qt 6 automatically.
+
+Run `./_Build/linux/install/kyty_launcher` on regular Fedora or inside the container. To launch a
+container build from the host, leave the container with `exit`, then run from the repository root:
+
+```bash
+distrobox enter kyty-build -- ./_Build/linux/install/kyty_launcher
+```
+
+Qt libraries and plugins are bundled. You can also launch directly on a Fedora Atomic host
+if its other system libraries are compatible with the container build.

 ### Building on macOS

@@ -246,8 +295,8 @@ Requirements:

 - An Apple Silicon Mac with Rosetta 2 installed (`softwareupdate --install-rosetta`)
 - Xcode (or the Command Line Tools)
- Homebrew packages: `brew install cmake ninja glslang`
- Qt 6 (Concurrent, Network, Widgets) with x86-64 support. The official Qt installation is
+- Homebrew packages: `brew install cmake ninja glslang python`
+- Qt 6 (Concurrent, Network, and Widgets) with x86-64 support. The official Qt installation is
  universal and works; Homebrew's Qt is arm64-only and will not link

 ```bash
@@ -263,14 +312,14 @@ cmake --install _Build/macos --prefix _Build/macos/install
 ```

 The build re-signs `kyty_emulator` with the JIT entitlements it needs to execute translated
-guest code; no manual signing step is required. When the launcher is built, the install
+guest code; no manual signing step is required. When the launcher is built, the installation
 also produces `_Build/macos/install/KytyPS5.app` — double-click to launch the GUI.
 A flat `kyty_emulator` is kept for CLI usage.

 Vulkan comes from MoltenVK. Download `MoltenVK-macos.tar` from the
 [MoltenVK releases](https://github.com/KhronosGroup/MoltenVK/releases), then copy
 `MoltenVK/dynamic/dylib/macOS/libMoltenVK.dylib` next to the flat `kyty_emulator`
-(and, for the bundle, into `KytyPS5.app/Contents/Frameworks/`) and ad-hoc sign it:
+(and, for the bundle, into `KytyPS5.app/Contents/Frameworks/`) and sign it with an ad hoc signature:

 ```bash
 codesign --force --sign - _Build/macos/install/libMoltenVK.dylib
@@ -296,7 +345,7 @@ Use `_Build/linux` instead of `_Build/windows` for a Linux build.

 A ready-made Visual Studio Code setup is included in [`.vscode`](.vscode). It configures CMake
 Tools to build the project with Ninja and `clang-cl` and provides launch profiles for both
-`launcher.exe` and `kyty_emulator.exe`. It is Windows-only: VS Code settings cannot select a
+`kyty_launcher.exe` and `kyty_emulator.exe`. It is Windows-only: VS Code settings cannot select a
 compiler per platform, so on Linux configure from the command line as shown above.

 Before using it:
@@ -316,11 +365,11 @@ Update your graphics driver before reporting rendering problems.
 To use the graphical launcher:

 ```powershell
-.\_Build\windows\install\launcher.exe
+.\_Build\windows\install\kyty_launcher.exe
 ```

 ```bash
-./_Build/linux/install/launcher
+./_Build/linux/install/kyty_launcher
 ```

 ```bash
@@ -328,17 +377,29 @@ open _Build/macos/install/KytyPS5.app  # or double-click in Finder
 ```

 On first launch, add one or more game folders in the global settings. The launcher searches those
-folders recursively for game directories containing `eboot.bin`. Select a detected game and run it
-from the game list.
+folders recursively for game directories containing `eboot.bin` and ZArchive (`.zar`) game dumps
+whose archive root contains `eboot.bin`. Select a detected game and run it from the game list.
+ZArchive dumps are mounted read-only and streamed directly; they do not need to be extracted first.

-The emulator can also be started directly with a legally obtained game directory or ELF file:
+Official release builds include a built-in updater. Leave **Check for updates on startup** enabled,
+or click **Check for updates**, then choose **Install Update**. The launcher downloads the package
+for your platform from GitHub, checks its SHA-256 checksum, and restarts after installation. Close
+any running games first. Settings, saves, patches, and other files outside the release package are
+preserved; replacement failures restore the previous files. The installation folder must be writable.
+If a package cannot be installed automatically, the updater offers the GitHub release page.
+Source builds and builds from forks do not replace themselves with official releases.
+
+The emulator can also be started directly with a legally obtained game directory, ELF file, or
+ZArchive dump:

 ```powershell
 .\_Build\windows\install\kyty_emulator.exe --game "D:\Games\ExampleGame"
+.\_Build\windows\install\kyty_emulator.exe --game "D:\Games\ExampleGame.zar"
 ```

 ```bash
 ./_Build/linux/install/kyty_emulator --game "/games/ExampleGame"
+./_Build/linux/install/kyty_emulator --game "/games/ExampleGame.zar"
 ```

 On macOS, the adjacent flat or app-bundled `libMoltenVK.dylib` is found automatically; no
@@ -383,5 +444,5 @@ licenses included with those components.
 - [InoriRus/Kyty](https://github.com/InoriRus/Kyty) — KytyPS5 is based on a heavily modified version
  of the original Kyty project.
 - [shadps4-emu/shadPS4](https://github.com/shadps4-emu/shadPS4) — reference for understanding PS4
-  memory behavior, GPU resource aliasing and cache coherency,
+  memory behavior, GPU resource aliasing, cache coherency,
  and the AVPlayer implementation.
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "تم كسب الكأس!",
+  "user.guest": "ضيف"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofej získána!",
+  "user.guest": "Host"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofæ optjent!",
+  "user.guest": "Gæst"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trophäe erhalten!",
+  "user.guest": "Gast"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Κερδίσατε ένα τρόπαιο!",
+  "user.guest": "Επισκ."
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trophy earned!",
+  "user.guest": "Guest"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trophy earned!",
+  "user.guest": "Guest"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "¡Ganaste un trofeo!",
+  "user.guest": "Invitado"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "¡Ganaste un trofeo!",
+  "user.guest": "Invitado"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Pokaali ansaittu!",
+  "user.guest": "Vieras"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trophée obtenu !",
+  "user.guest": "Invité"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trophée obtenu !",
+  "user.guest": "Invité"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trófea megszerezve!",
+  "user.guest": "Vendég"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofi diperoleh!",
+  "user.guest": "Tamu"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofeo ottenuto!",
+  "user.guest": "Ospite"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "トロフィーを獲得しました！",
+  "user.guest": "ゲスト"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "트로피를 획득했습니다!",
+  "user.guest": "게스트"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofee behaald!",
+  "user.guest": "Gast"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofé opptjent!",
+  "user.guest": "Gjest"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Zdobyto trofeum!",
+  "user.guest": "Gość"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Troféu conquistado!",
+  "user.guest": "Convidado"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Troféu conquistado!",
+  "user.guest": "Convidado"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofeu câștigat!",
+  "user.guest": "Invitat"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Трофей получен!",
+  "user.guest": "Гость"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Trofé intjänad!",
+  "user.guest": "Gäst"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "ได้รับถ้วยรางวัลแล้ว!",
+  "user.guest": "แขก"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Kupa kazanıldı!",
+  "user.guest": "Misafir"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "Đã nhận cúp!",
+  "user.guest": "Khách"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "已获得奖杯！",
+  "user.guest": "访客"
+}
@@ -0,0 +1,4 @@
+{
+  "trophy.toast.earned": "已獲得獎盃！",
+  "user.guest": "訪客"
+}
@@ -0,0 +1,15 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><defs>
+<linearGradient id="body" x1="0" y1="0" x2="0" y2="1"><stop offset="0" stop-color="#ffffff"/><stop offset="1" stop-color="#e3e9f2"/></linearGradient>
+</defs>
+<g transform="translate(256 268) scale(1.16) translate(-256 -268)" stroke-linejoin="round" stroke-linecap="round">
+<path d="M100 196 L120 104 Q124 92 134 99 L214 160 Z" fill="url(#body)"/><path d="M412 196 L392 104 Q388 92 378 99 L298 160 Z" fill="url(#body)"/>
+<path d="M128 164 L137 128 L174 156 Z" fill="#0b0d12"/><path d="M384 164 L375 128 L338 156 Z" fill="#0b0d12"/>
+<g fill="none" stroke="#0b0d12" stroke-width="16"><path d="M100 196 L120 104 Q124 92 134 99 L214 160 Z"/><path d="M412 196 L392 104 Q388 92 378 99 L298 160 Z"/></g>
+<path d="M256 154 C330 154 380 160 406 178 C432 196 447 244 459 302 C471 358 466 398 430 408 C400 416 380 398 360 368 L326 318 C316 304 306 300 290 300 L222 300 C206 300 196 304 186 318 L152 368 C132 398 112 416 82 408 C46 398 41 358 53 302 C65 244 80 196 106 178 C132 160 182 154 256 154 Z" fill="url(#body)"/>
+<path d="M256 154 C330 154 380 160 406 178 C432 196 447 244 459 302 C471 358 466 398 430 408 C400 416 380 398 360 368 L326 318 C316 304 306 300 290 300 L222 300 C206 300 196 304 186 318 L152 368 C132 398 112 416 82 408 C46 398 41 358 53 302 C65 244 80 196 106 178 C132 160 182 154 256 154 Z" fill="none" stroke="#0b0d12" stroke-width="16"/>
+<g fill="none" stroke="#0b0d12" stroke-width="9"><path d="M82 260 C100 274 118 288 128 304 C134 316 121 350 108 388"/><path d="M430 260 C412 274 394 288 384 304 C378 316 391 350 404 388"/></g>
+<path d="M64 322 L82 340 M62 340 L76 354 M448 322 L430 340 M450 340 L436 354" fill="none" stroke="#0b0d12" stroke-width="7"/>
+<path d="M168 230 Q194 202 220 230" fill="none" stroke="#0b0d12" stroke-width="15"/>
+<circle cx="322" cy="220" r="22" fill="#0b0d12"/>
+<path d="M238 252 L274 252 L256 276 Z" fill="#0b0d12" stroke="#0b0d12" stroke-width="8"/>
+</g></svg>
@@ -0,0 +1,20 @@
+# Notification localization
+
+Trophy notification subtitles use the configured console language. Trophy names still come
+from the game's metadata. The launcher trophy dialogs are unchanged.
+
+Edit `assets/localization/<locale>.json`, using flat UTF-8 string values:
+
+```json
+{
+  "trophy.toast.earned": "Trophy earned!"
+}
+```
+
+CMake converts the catalogs into C++ byte arrays in the build directory. The emulator parses
+the embedded catalogs once and falls back to `en-US.json` for missing translations. No language
+files or translation service are needed at runtime. Rebuild after editing a catalog.
+
+For local testing, rebuild `kyty_emulator`, choose a game's Console Language in the launcher,
+and unlock a trophy with notifications enabled. Installed system fonts provide non-Latin
+glyphs; the selected language needs an appropriate font on the host.
@@ -12,9 +12,23 @@ endif()

 add_library(common STATIC ${common_src} ${common_headers})

+set(localization_dir "${PROJECT_SOURCE_DIR}/assets/localization")
+file(GLOB localization_catalogs CONFIGURE_DEPENDS "${localization_dir}/*.json")
+set(localization_data "${CMAKE_CURRENT_BINARY_DIR}/localizationData.h")
+add_custom_command(
+	OUTPUT "${localization_data}"
+	COMMAND ${CMAKE_COMMAND} "-DINPUTS=${localization_catalogs}" "-DOUTPUT=${localization_data}"
+		-P "${KYTY_SOURCE_DIR}/embed_localization.cmake"
+	DEPENDS ${localization_catalogs} "${KYTY_SOURCE_DIR}/embed_localization.cmake"
+	COMMENT "Embed notification localization catalogs"
+	VERBATIM
+)
+target_sources(common PRIVATE "${localization_data}")
+
 target_include_directories(common
 	PUBLIC ${KYTY_SOURCE_DIR}
 	PRIVATE
+		${CMAKE_CURRENT_BINARY_DIR}
 		${KYTY_THIRD_PARTY_DIR}/cpuinfo/include
 )

@@ -26,7 +40,13 @@ target_link_libraries(common
 		cpuinfo
 		kyty_git_version
 		spdlog::spdlog
+		ZArchive::zarchive
+		nlohmann_json::nlohmann_json
 )
+if(APPLE)
+	# hostStats.cpp reads GPU utilization from the IOAccelerator registry entries.
+	target_link_libraries(common PRIVATE "-framework CoreFoundation" "-framework IOKit")
+endif()

 get_property(inc_headers TARGET common PROPERTY INCLUDE_DIRECTORIES)
 set(check_headers ${CMAKE_CURRENT_SOURCE_DIR})
@@ -0,0 +1,112 @@
+#include "common/additionalContent.h"
+
+#include "common/stringUtils.h"
+
+#include <algorithm>
+#include <fstream>
+#include <map>
+#include <nlohmann/json.hpp>
+#include <regex>
+#include <system_error>
+
+namespace Common {
+
+namespace {
+
+std::string GetString(const nlohmann::json& object, const std::string& key) {
+	const auto it = object.find(key);
+	return it != object.end() && it->is_string() ? it->get<std::string>() : std::string {};
+}
+
+std::string GetTitle(const nlohmann::json& param) {
+	const auto localized = param.find("localizedParameters");
+	if (localized != param.end() && localized->is_object()) {
+		const auto preferred = localized->find(GetString(*localized, "defaultLanguage"));
+		if (preferred != localized->end()) {
+			if (auto title = GetString(*preferred, "titleName"); !title.empty()) {
+				return title;
+			}
+		}
+		for (const auto& language: *localized) {
+			if (auto title = GetString(language, "titleName"); !title.empty()) {
+				return title;
+			}
+		}
+	}
+	return GetString(param, "titleName");
+}
+
+} // namespace
+
+std::vector<AddContentEntry> FindAddContent(const std::filesystem::path& dir,
+                                            const std::string&           title_id) {
+	if (dir.empty() || title_id.empty()) {
+		return {};
+	}
+
+	std::error_code ec;
+	const auto      root = std::filesystem::absolute(dir, ec);
+	if (ec) {
+		return {};
+	}
+
+	// Scan directories separately so an unreadable child does not discard its siblings.
+	std::vector<std::filesystem::path> pending {root};
+	std::vector<std::filesystem::path> params;
+	while (!pending.empty()) {
+		const auto current = std::move(pending.back());
+		pending.pop_back();
+		std::filesystem::directory_iterator it(
+		    current, std::filesystem::directory_options::skip_permission_denied, ec);
+		const std::filesystem::directory_iterator end;
+		for (; !ec && it != end; it.increment(ec)) {
+			std::error_code entry_ec;
+			if (it->is_directory(entry_ec) && !it->is_symlink(entry_ec) && !entry_ec) {
+				pending.push_back(it->path());
+			} else if (it->is_regular_file(entry_ec) && !entry_ec &&
+			           EqualNoCase(PathToString(it->path().filename()), "param.json") &&
+			           EqualNoCase(PathToString(it->path().parent_path().filename()), "sce_sys")) {
+				params.push_back(it->path());
+			}
+		}
+	}
+	std::sort(params.begin(), params.end());
+
+	static const std::regex content_id_pattern(
+	    "^[A-Z]{2}[0-9]{4}-[A-Z]{4}[0-9]{5}_[0-9]{2}-[A-Z0-9]{16}$");
+	std::map<std::string, AddContentEntry> by_label;
+	for (const auto& file: params) {
+		const auto size = std::filesystem::file_size(file, ec);
+		if (ec || size > 1024 * 1024) {
+			continue;
+		}
+		std::ifstream stream(file, std::ios::binary);
+		if (!stream) {
+			continue;
+		}
+		const auto param = nlohmann::json::parse(stream, nullptr, false);
+		// applicationCategoryType is required for applications, not additional content.
+		if (!param.is_object() || param.contains("applicationCategoryType")) {
+			continue;
+		}
+		const auto content_id = GetString(param, "contentId");
+		if (!std::regex_match(content_id, content_id_pattern) ||
+		    content_id.compare(7, 9, title_id) != 0) {
+			continue;
+		}
+
+		const auto mount_dir = file.parent_path().parent_path();
+		const auto label     = content_id.substr(20);
+		by_label.try_emplace(label,
+		                     AddContentEntry {content_id, label, mount_dir, GetTitle(param)});
+	}
+
+	std::vector<AddContentEntry> entries;
+	entries.reserve(by_label.size());
+	for (auto& [label, entry]: by_label) {
+		entries.push_back(std::move(entry));
+	}
+	return entries;
+}
+
+} // namespace Common
@@ -0,0 +1,23 @@
+#ifndef KYTY_COMMON_ADDITIONAL_CONTENT_H_
+#define KYTY_COMMON_ADDITIONAL_CONTENT_H_
+
+#include <filesystem>
+#include <string>
+#include <vector>
+
+namespace Common {
+
+struct AddContentEntry {
+	std::string           content_id;
+	std::string           entitlement_label;
+	std::filesystem::path mount_dir;
+	std::string           title;
+};
+
+// Finds packages for this title, deduplicated by entitlement label.
+std::vector<AddContentEntry> FindAddContent(const std::filesystem::path& dir,
+                                            const std::string&           title_id);
+
+} // namespace Common
+
+#endif /* KYTY_COMMON_ADDITIONAL_CONTENT_H_ */
@@ -0,0 +1,397 @@
+#include "common/archive.h"
+
+#include "common/stringUtils.h"
+
+#include <algorithm>
+#include <condition_variable>
+#include <cstring>
+#include <mutex>
+#include <optional>
+#include <string_view>
+#include <thread>
+#include <unordered_map>
+#include <utility>
+#include <zarchive/zarchivereader.h>
+
+// POSIX hosts and MinGW's pthread-backed libstdc++ have cancellable condition waits.
+// MSVC/ClangCL and MinGW's native Win32 threading backend do not use pthread waits.
+#if !defined(_WIN32) || defined(_GLIBCXX_GCC_GTHR_POSIX_H)
+#include <pthread.h>
+#define KYTY_ARCHIVE_PTHREAD_CANCELLATION
+#endif
+
+namespace Common {
+
+// Backends expose immutable metadata and offset-based reads. Cursor management, path routing,
+// reader lifetime and the host-stack worker are shared by every archive format.
+class ArchiveReader {
+public:
+	struct Entry {
+		uint64_t id;
+		uint64_t size;
+		bool     is_file;
+	};
+
+	virtual ~ArchiveReader()                                                       = default;
+	virtual std::optional<Entry>        Find(std::string_view member)              = 0;
+	virtual std::vector<File::DirEntry> List(std::string_view member)              = 0;
+	virtual uint64_t Read(uint64_t id, uint64_t offset, uint32_t size, void* data) = 0;
+};
+
+namespace {
+
+class ZArchiveReaderBackend final: public ArchiveReader {
+public:
+	explicit ZArchiveReaderBackend(std::unique_ptr<ZArchiveReader> reader)
+	    : m_reader(std::move(reader)) {}
+
+	std::optional<Entry> Find(std::string_view member) override {
+		const auto node = m_reader->LookUp(member);
+		if (node == ZARCHIVE_INVALID_NODE) {
+			return {};
+		}
+		return Entry {node, m_reader->GetFileSize(node), m_reader->IsFile(node)};
+	}
+
+	std::vector<File::DirEntry> List(std::string_view member) override {
+		const auto node = m_reader->LookUp(member);
+		if (!m_reader->IsDirectory(node)) {
+			return {};
+		}
+		const auto count = m_reader->GetDirEntryCount(node);
+		if (count > (1u << 20u)) {
+			return {};
+		}
+		std::vector<File::DirEntry> result;
+		result.reserve(count);
+		for (uint32_t index = 0; index < count; ++index) {
+			ZArchiveReader::DirEntry entry {};
+			if (m_reader->GetDirEntry(node, index, entry)) {
+				result.push_back({std::string(entry.name), entry.isFile});
+			}
+		}
+		return result;
+	}
+
+	uint64_t Read(uint64_t id, uint64_t offset, uint32_t size, void* data) override {
+		// ZArchiveReader already serializes access to its stream and decompression cache.
+		return m_reader->ReadFromFile(static_cast<ZArchiveNodeHandle>(id), offset, size, data);
+	}
+
+private:
+	std::unique_ptr<ZArchiveReader> m_reader;
+};
+
+std::shared_ptr<ArchiveReader> OpenZArchive(const std::filesystem::path& path) {
+	auto reader = std::unique_ptr<ZArchiveReader>(ZArchiveReader::OpenFromFile(path));
+	return reader ? std::make_shared<ZArchiveReaderBackend>(std::move(reader)) : nullptr;
+}
+
+struct ArchiveFormat {
+	std::string_view extension;
+	std::shared_ptr<ArchiveReader> (*open)(const std::filesystem::path&);
+};
+
+constexpr ArchiveFormat Formats[] = {{".zar", OpenZArchive}};
+using NativeView                  = std::basic_string_view<std::filesystem::path::value_type>;
+
+const ArchiveFormat* FindFormat(NativeView path) {
+	for (const auto& format: Formats) {
+		if (path.size() < format.extension.size()) {
+			continue;
+		}
+		const auto extension = path.substr(path.size() - format.extension.size());
+		if (std::equal(
+		        extension.begin(), extension.end(), format.extension.begin(),
+		        [](auto a, char b) { return (a >= 'A' && a <= 'Z' ? a + ('a' - 'A') : a) == b; })) {
+			return &format;
+		}
+	}
+	return nullptr;
+}
+
+size_t FindMarker(NativeView path) {
+	// Native files use this check on every operation. The usual path has no marker and allocates
+	// nothing.
+	for (auto marker = path.find('!'); marker != NativeView::npos;
+	     marker      = path.find('!', marker + 1)) {
+		if ((marker + 1 == path.size() || path[marker + 1] == '/' || path[marker + 1] == '\\') &&
+		    FindFormat(path.substr(0, marker)) != nullptr) {
+			return marker;
+		}
+	}
+	return NativeView::npos;
+}
+
+struct ParsedPath {
+	std::filesystem::path archive;
+	std::string           member;
+};
+
+std::optional<ParsedPath> ParsePath(const std::filesystem::path& path) {
+	const auto& native = path.native();
+	const auto  marker = FindMarker(native);
+	if (marker == NativeView::npos) {
+		return {};
+	}
+	ParsedPath parsed {.archive = std::filesystem::path(native.substr(0, marker))};
+	auto       member = PathToGenericString(std::filesystem::path(native.substr(marker + 1)));
+	std::replace(member.begin(), member.end(), '\\', '/');
+	std::string_view remaining = member;
+	while (!remaining.empty()) {
+		const auto separator = remaining.find('/');
+		const auto component = remaining.substr(0, separator);
+		remaining.remove_prefix(separator == std::string_view::npos ? remaining.size() : separator + 1);
+		if (component.empty() || component == ".") {
+			continue;
+		}
+		if (component == "..") {
+			if (parsed.member.empty()) {
+				return {};
+			}
+			const auto separator = parsed.member.rfind('/');
+			parsed.member.resize(separator == std::string::npos ? 0 : separator);
+		} else {
+			if (!parsed.member.empty()) {
+				parsed.member += '/';
+			}
+			parsed.member += component;
+		}
+	}
+	return parsed;
+}
+
+std::mutex                                                              g_readers_mutex;
+std::unordered_map<std::filesystem::path, std::weak_ptr<ArchiveReader>> g_readers;
+
+// Guest stacks can be only 64 KiB. Decompress on an ordinary host stack, then copy into guest
+// memory on the caller so GPU-tracked writes use its fault handler. A single worker bounds host
+// threads and avoids duplicating the archive's own block cache. Requests live on waiting callers.
+class ArchiveIoThread {
+public:
+	static ArchiveIoThread& Instance() {
+		// Guest exit can run static destructors while other guest threads are still reading.
+		// Keep the worker alive until process termination, as with the guest threads themselves.
+		static auto* instance = new ArchiveIoThread;
+		return *instance;
+	}
+
+	uint64_t Read(ArchiveReader& reader, uint64_t id, uint64_t offset, uint32_t size, void* data) {
+		Request          request {reader, id, offset, size, data};
+		std::unique_lock lock(m_mutex);
+		if (m_last != nullptr) {
+			m_last->next = &request;
+		} else {
+			m_first = &request;
+		}
+		m_last = &request;
+		m_wake.notify_one();
+		request.ready.wait(lock, [&] { return request.done; });
+		return request.result;
+	}
+
+	KYTY_CLASS_NO_COPY(ArchiveIoThread);
+
+private:
+	struct Request {
+		ArchiveReader&          reader;
+		uint64_t                id;
+		uint64_t                offset;
+		uint32_t                size;
+		void*                   data;
+		Request*                next   = nullptr;
+		uint64_t                result = 0;
+		bool                    done   = false;
+		std::condition_variable ready {};
+	};
+
+	ArchiveIoThread() {
+		std::thread([this] { Loop(); }).detach();
+	}
+
+	void Loop() {
+		for (;;) {
+			Request* request;
+			{
+				std::unique_lock lock(m_mutex);
+				m_wake.wait(lock, [this] { return m_first != nullptr; });
+				request = m_first;
+				m_first = request->next;
+				if (m_first == nullptr) {
+					m_last = nullptr;
+				}
+			}
+			const auto result =
+			    request->reader.Read(request->id, request->offset, request->size, request->data);
+			{
+				std::lock_guard lock(m_mutex);
+				request->result = result;
+				request->done   = true;
+				// Notify before releasing the mutex: the waiting caller owns the condition
+				// variable.
+				request->ready.notify_one();
+			}
+		}
+	}
+
+	std::mutex              m_mutex;
+	std::condition_variable m_wake;
+	Request*                m_first = nullptr;
+	Request*                m_last  = nullptr;
+};
+
+} // namespace
+
+struct ArchiveFile::Private {
+	std::shared_ptr<ArchiveReader> reader;
+	ArchiveReader::Entry           entry;
+	uint64_t                       position = 0;
+};
+
+ArchiveFile::ArchiveFile(std::unique_ptr<Private> p): m_p(std::move(p)) {}
+ArchiveFile::~ArchiveFile() = default;
+
+uint64_t ArchiveFile::Size() const {
+	return m_p->entry.size;
+}
+uint64_t ArchiveFile::Tell() const {
+	return m_p->position;
+}
+bool ArchiveFile::Seek(uint64_t offset) {
+	m_p->position = offset;
+	return true;
+}
+
+void ArchiveFile::Read(void* data, uint32_t size, uint32_t* bytes_read) {
+#if defined(KYTY_ARCHIVE_PTHREAD_CANCELLATION)
+	// A pending cancellation must not destroy the waiting request or its TLS buffer while the
+	// worker still uses them. Restore the caller's state only after the copy is complete.
+	int cancellation_state = PTHREAD_CANCEL_ENABLE;
+	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &cancellation_state);
+#endif
+	constexpr uint32_t                chunk_size = 1u << 20u;
+	thread_local std::vector<uint8_t> chunk;
+	uint32_t                          read = 0;
+	if (data != nullptr && size != 0 && m_p->position < Size()) {
+		const auto requested =
+		    static_cast<uint32_t>(std::min<uint64_t>(size, Size() - m_p->position));
+		if (chunk.size() < std::min(chunk_size, requested)) {
+			chunk.resize(std::min(chunk_size, requested));
+		}
+		while (read < requested) {
+			const auto step = std::min(chunk_size, requested - read);
+			const auto got  = ArchiveIoThread::Instance().Read(*m_p->reader, m_p->entry.id,
+			                                                   m_p->position, step, chunk.data());
+			if (got == 0 || got > step) {
+				break;
+			}
+			std::memcpy(static_cast<uint8_t*>(data) + read, chunk.data(), got);
+			read += static_cast<uint32_t>(got);
+			m_p->position += got;
+			if (got < step) {
+				break;
+			}
+		}
+	}
+	if (bytes_read != nullptr) {
+		*bytes_read = read;
+	}
+#if defined(KYTY_ARCHIVE_PTHREAD_CANCELLATION)
+	pthread_setcancelstate(cancellation_state, nullptr);
+#endif
+}
+
+std::filesystem::path MakeArchivePath(const std::filesystem::path& archive,
+                                      const std::filesystem::path& member) {
+	auto root = archive;
+	root += "!";
+	return member.empty() ? root : root / member.relative_path();
+}
+
+bool IsSupportedArchive(const std::filesystem::path& path) {
+	return FindFormat(path.native()) != nullptr;
+}
+
+bool IsArchivePath(const std::filesystem::path& path) {
+	return FindMarker(path.native()) != NativeView::npos;
+}
+
+std::filesystem::path GetArchiveHostPath(const std::filesystem::path& path) {
+	const auto marker = FindMarker(path.native());
+	return marker == NativeView::npos ? std::filesystem::path {}
+	                                  : std::filesystem::path(path.native().substr(0, marker));
+}
+
+std::shared_ptr<ArchiveReader> OpenArchive(const std::filesystem::path& path) {
+	const auto  archive = IsArchivePath(path) ? GetArchiveHostPath(path) : path;
+	const auto* format  = FindFormat(archive.native());
+	if (format == nullptr) {
+		return {};
+	}
+	std::error_code error;
+	auto            key = std::filesystem::absolute(archive, error);
+	if (error) {
+		return {};
+	}
+	{
+		std::lock_guard lock(g_readers_mutex);
+		if (auto it = g_readers.find(key); it != g_readers.end()) {
+			if (auto reader = it->second.lock()) {
+				return reader;
+			}
+		}
+	}
+	// Do not hold the cache mutex while opening an unrelated archive from disk.
+	auto reader = format->open(archive);
+	if (reader == nullptr) {
+		return {};
+	}
+	std::lock_guard lock(g_readers_mutex);
+	std::erase_if(g_readers, [](const auto& entry) { return entry.second.expired(); });
+	auto& cached = g_readers[key];
+	if (auto existing = cached.lock()) {
+		return existing;
+	}
+	cached = reader;
+	return reader;
+}
+
+std::optional<File::Info> GetArchiveInfo(const std::filesystem::path& path) {
+	const auto parsed = ParsePath(path);
+	if (parsed) {
+		if (auto reader = OpenArchive(parsed->archive)) {
+			if (auto entry = reader->Find(parsed->member)) {
+				return File::Info {entry->is_file, entry->size};
+			}
+		}
+	}
+	return {};
+}
+
+std::vector<File::DirEntry> GetArchiveDirEntries(const std::filesystem::path& path) {
+	const auto parsed = ParsePath(path);
+	if (parsed) {
+		if (auto reader = OpenArchive(parsed->archive)) {
+			return reader->List(parsed->member);
+		}
+	}
+	return {};
+}
+
+std::unique_ptr<ArchiveFile> OpenArchiveFile(const std::filesystem::path& path) {
+	auto parsed = ParsePath(path);
+	if (!parsed) {
+		return {};
+	}
+	auto       reader = OpenArchive(parsed->archive);
+	const auto entry  = reader ? reader->Find(parsed->member) : std::nullopt;
+	if (!entry || !entry->is_file) {
+		return {};
+	}
+	auto p     = std::make_unique<ArchiveFile::Private>();
+	p->reader  = std::move(reader);
+	p->entry   = *entry;
+	return std::unique_ptr<ArchiveFile>(new ArchiveFile(std::move(p)));
+}
+
+} // namespace Common
@@ -0,0 +1,57 @@
+#ifndef KYTY_COMMON_ARCHIVE_H_
+#define KYTY_COMMON_ARCHIVE_H_
+
+#include "common/file.h"
+
+#include <cstdint>
+#include <filesystem>
+#include <functional>
+#include <memory>
+#include <vector>
+
+namespace Common {
+
+class ArchiveReader;
+
+class ArchiveFile {
+public:
+	~ArchiveFile();
+
+	[[nodiscard]] uint64_t Size() const;
+	[[nodiscard]] uint64_t Tell() const;
+	bool                   Seek(uint64_t offset);
+	void                   Read(void* data, uint32_t size, uint32_t* bytes_read);
+
+	KYTY_CLASS_NO_COPY(ArchiveFile);
+
+private:
+	struct Private;
+	explicit ArchiveFile(std::unique_ptr<Private> p);
+	std::unique_ptr<Private> m_p;
+
+	friend std::unique_ptr<ArchiveFile> OpenArchiveFile(const std::filesystem::path& path);
+};
+
+// Virtual paths use "archive.ext!/member" and retain native host-path encoding.
+[[nodiscard]] std::filesystem::path       MakeArchivePath(const std::filesystem::path& archive,
+                                                          const std::filesystem::path& member = {});
+[[nodiscard]] bool                        IsSupportedArchive(const std::filesystem::path& path);
+[[nodiscard]] bool                        IsArchivePath(const std::filesystem::path& path);
+[[nodiscard]] std::optional<File::Info>   GetArchiveInfo(const std::filesystem::path& path);
+[[nodiscard]] std::vector<File::DirEntry> GetArchiveDirEntries(const std::filesystem::path& path);
+[[nodiscard]] std::filesystem::path       GetArchiveHostPath(const std::filesystem::path& path);
+[[nodiscard]] std::unique_ptr<ArchiveFile> OpenArchiveFile(const std::filesystem::path& path);
+
+// Retain this handle while a mount or metadata scan is active to reuse the index and block cache.
+// Accepts either a host archive filename or a virtual path inside the archive.
+[[nodiscard]] std::shared_ptr<ArchiveReader> OpenArchive(const std::filesystem::path& path);
+
+// Packs a host directory into a new ZArchive outside it. progress gets 0 < done <= total and
+// returns false to cancel. A failed or cancelled pack removes the partial archive.
+[[nodiscard]] bool PackArchive(const std::filesystem::path& directory,
+                               const std::filesystem::path& archive,
+                               const std::function<bool(uint64_t done, uint64_t total)>& progress);
+
+} // namespace Common
+
+#endif /* KYTY_COMMON_ARCHIVE_H_ */
@@ -0,0 +1,84 @@
+// Kept out of archive.cpp so the statically linked emulator does not pull in the writer and the
+// zstd compressor.
+#include "common/archive.h"
+
+#include "common/stringUtils.h"
+
+#include <algorithm>
+#include <zarchive/zarchivewriter.h>
+
+namespace Common {
+
+bool PackArchive(const std::filesystem::path& directory, const std::filesystem::path& archive,
+                 const std::function<bool(uint64_t done, uint64_t total)>& progress) {
+	namespace fs = std::filesystem;
+	struct Output {
+		File file;
+		bool ok = true;
+	} output;
+	// Create the archive before walking, so a re-run started while a cancelled pack is still
+	// walking sees it exists instead of losing its archive to that pack's cleanup.
+	if (!output.file.Create(archive)) {
+		return false;
+	}
+	struct Entry {
+		fs::path path;
+		uint64_t size;
+		bool     is_file;
+	};
+	std::vector<Entry> entries;
+	uint64_t           total = 0;
+	std::error_code    error;
+	// Follow directory links, as the emulator does when it runs the folder.
+	fs::recursive_directory_iterator it(directory, fs::directory_options::follow_directory_symlink,
+	                                    error);
+	for (; !error && it != fs::end(it); it.increment(error)) {
+		const bool is_file = !it->is_directory(error);
+		const auto size    = is_file && !error ? it->file_size(error) : 0;
+		if (error) {
+			break;
+		}
+		entries.push_back({it->path(), size, is_file});
+		total += size;
+	}
+	output.ok = !error;
+	ZArchiveWriter writer(
+	    [](int32_t, void*) {},
+	    [](const void* data, size_t size, void* opaque) {
+		    auto&    out     = *static_cast<Output*>(opaque);
+		    uint32_t written = 0;
+		    out.file.Write(data, static_cast<uint32_t>(size), &written);
+		    out.ok = out.ok && written == size;
+	    },
+	    &output);
+	std::vector<uint8_t> buffer(1u << 20u);
+	uint64_t             done = 0;
+	for (size_t index = 0; output.ok && index < entries.size(); index++) {
+		const auto& entry = entries[index];
+		const auto  name  = PathToGenericString(entry.path.lexically_relative(directory));
+		File        input;
+		output.ok = entry.is_file ? writer.StartNewFile(name.c_str()) &&
+		                                input.Open(entry.path, File::Mode::Read)
+		                          : writer.MakeDir(name.c_str());
+		for (uint64_t left = entry.size; output.ok && left != 0;) {
+			uint32_t read = 0;
+			input.Read(buffer.data(), static_cast<uint32_t>(std::min<uint64_t>(left, buffer.size())),
+			           &read);
+			writer.AppendData(buffer.data(), read);
+			done += read;
+			left -= read;
+			output.ok = output.ok && read != 0 && progress(done, total);
+		}
+	}
+	if (output.ok) {
+		writer.Finalize();
+	}
+	output.ok = output.ok && output.file.Flush();
+	output.file.Close();
+	if (!output.ok) {
+		File::DeleteFile(archive);
+	}
+	return output.ok;
+}
+
+} // namespace Common
@@ -0,0 +1,117 @@
+#ifndef KYTY_COMMON_DEBUG_COUNTERS_H_
+#define KYTY_COMMON_DEBUG_COUNTERS_H_
+
+#include <atomic>
+#include <chrono>
+#include <cstdint>
+
+namespace Common::DebugCounters {
+
+static_assert(std::atomic<uint64_t>::is_always_lock_free && std::atomic<bool>::is_always_lock_free);
+
+// Collect events only while the panel is visible. Relaxed, lock-free atomics keep updates
+// cheap and safe in signal handlers. Rates come from comparing two snapshots.
+enum class Counter {
+	// GPU work.
+	Draws,
+	DrawInstances,
+	IndirectDraws,
+	Dispatches,
+	QueueSubmits,
+	GpuWaits, // CPU blocked on a GPU timeline semaphore.
+	GpuWaitNs,
+	GpuFaults, // Guest writes to GPU-tracked memory.
+	ShadersCompiled,
+	ShaderCompileNs,
+	PipelinesCreated,
+	PipelineCreateNs,
+	// Caches.
+	TextureUploadBytes,
+	TextureDownloadBytes,
+	TextureEvictions,
+	BufferUploadBytes,
+	BufferDownloadBytes,
+	BufferEvictions,
+	// Presentation.
+	FlipsRequested,
+	FlipsRejected, // Guest flip queue was full.
+	LateVblanks,   // The present thread fell behind the vblank rate.
+	SwapchainRecreations,
+	DroppedPresents,
+	// Emulator.
+	EmulatedInstructions, // Host CPU lacked an instruction the guest used.
+	UnresolvedImportCalls,
+	GuestFileReadBytes,
+	GuestFileWriteBytes,
+	AudioUnderruns,
+	Count
+};
+
+enum class Peak { ShaderCompileNs, PipelineCreateNs, Count };
+
+namespace Detail {
+inline std::atomic<bool>     g_enabled {false};
+inline std::atomic<uint64_t> g_counters[static_cast<int>(Counter::Count)] {};
+inline std::atomic<uint64_t> g_peaks[static_cast<int>(Peak::Count)] {};
+} // namespace Detail
+
+[[nodiscard]] inline bool Enabled() noexcept {
+	return Detail::g_enabled.load(std::memory_order_relaxed);
+}
+
+inline void SetEnabled(bool enabled) noexcept {
+	Detail::g_enabled.store(enabled, std::memory_order_relaxed);
+}
+
+inline void Add(Counter counter, uint64_t value = 1) noexcept {
+	if (!Enabled()) {
+		return;
+	}
+	Detail::g_counters[static_cast<int>(counter)].fetch_add(value, std::memory_order_relaxed);
+}
+
+class ScopedTimer final {
+public:
+	ScopedTimer(Counter count, Counter duration, Peak peak = Peak::Count)
+	    : m_count(count), m_duration(duration), m_peak(peak),
+	      m_start(Enabled() ? std::chrono::steady_clock::now()
+	                        : std::chrono::steady_clock::time_point {}) {}
+	~ScopedTimer() {
+		if (m_start == std::chrono::steady_clock::time_point {} || !Enabled()) {
+			return;
+		}
+		const auto elapsed =
+		    static_cast<uint64_t>(std::chrono::duration_cast<std::chrono::nanoseconds>(
+		                              std::chrono::steady_clock::now() - m_start)
+		                              .count());
+		Add(m_count);
+		Add(m_duration, elapsed);
+		if (m_peak != Peak::Count) {
+			auto& peak     = Detail::g_peaks[static_cast<int>(m_peak)];
+			auto  previous = peak.load(std::memory_order_relaxed);
+			while (previous < elapsed &&
+			       !peak.compare_exchange_weak(previous, elapsed, std::memory_order_relaxed)) {
+			}
+		}
+	}
+	ScopedTimer(const ScopedTimer&)            = delete;
+	ScopedTimer& operator=(const ScopedTimer&) = delete;
+
+private:
+	Counter                               m_count;
+	Counter                               m_duration;
+	Peak                                  m_peak;
+	std::chrono::steady_clock::time_point m_start;
+};
+
+[[nodiscard]] inline uint64_t Get(Counter counter) noexcept {
+	return Detail::g_counters[static_cast<int>(counter)].load(std::memory_order_relaxed);
+}
+
+[[nodiscard]] inline uint64_t Get(Peak peak) noexcept {
+	return Detail::g_peaks[static_cast<int>(peak)].load(std::memory_order_relaxed);
+}
+
+} // namespace Common::DebugCounters
+
+#endif /* KYTY_COMMON_DEBUG_COUNTERS_H_ */
@@ -1,6 +1,7 @@
 #include "common/emulatorConfig.h"

 #include "common/assert.h"
+#include "common/debugCounters.h"

 #include <algorithm>
 #include <memory>
@@ -16,6 +17,7 @@ void Initialize() {
 }

 void Shutdown() {
+	Common::DebugCounters::SetEnabled(false);
 	g_config.reset();
 }

@@ -23,8 +25,11 @@ void Load(const ConfigOptions& cfg) {
 	EXIT_IF(g_config == nullptr);
 	EXIT_IF(cfg.user_name.empty() || cfg.user_name.size() > MAX_USER_NAME_LENGTH);
 	EXIT_IF(!IsConfiguredUserIdValid(cfg.user_id));
+	EXIT_IF(cfg.controller_speaker_volume > 100 || cfg.controller_vibration_intensity > 100);
+	EXIT_IF(cfg.keyboard_player > static_cast<uint32_t>(MAX_PLAYERS));

 	*g_config = cfg;
+	Common::DebugCounters::SetEnabled(cfg.perf_overlay_enabled);
 }

 uint32_t GetScreenWidth() {
@@ -47,6 +52,39 @@ const std::string& GetAudioInputDevice() {
 	return g_config->audio_input_device;
 }

+const std::optional<ControllerColor>& GetControllerColor() {
+	return g_config->controller_color;
+}
+
+uint32_t GetControllerSpeakerVolume() {
+	return g_config->controller_speaker_volume;
+}
+
+uint32_t GetControllerVibrationIntensity() {
+	return g_config->controller_vibration_intensity;
+}
+
+uint32_t GetKeyboardPlayer() {
+	return g_config->keyboard_player;
+}
+
+int32_t GetPlayerUserId(int player) {
+	return g_config->user_id + player * PLAYER_USER_ID_STEP;
+}
+
+int GetPlayerFromUserId(int32_t user_id) {
+	for (int player = 0; player < MAX_PLAYERS; player++) {
+		if (user_id == GetPlayerUserId(player)) {
+			return player;
+		}
+	}
+	return -1;
+}
+
+bool IsGuestUserId(int32_t user_id) {
+	return GetPlayerFromUserId(user_id) > 0;
+}
+
 PresentMode GetPresentMode() {
 	return g_config->present_mode;
 }
@@ -59,6 +97,14 @@ bool FullscreenEnabled() {
 	return g_config->fullscreen_enabled;
 }

+bool HdrEnabled() {
+	return g_config->hdr_enabled;
+}
+
+bool HideCursorEnabled() {
+	return g_config->hide_cursor_enabled;
+}
+
 bool VrEnabled() {
 	return g_config->vr_enabled;
 }
@@ -79,6 +125,10 @@ bool VulkanValidationEnabled() {
 	return g_config->vulkan_validation_enabled;
 }

+bool IsNetworkConnected() {
+	return g_config->network_connected;
+}
+
 bool ShaderValidationEnabled() {
 	return g_config->shader_validation_enabled;
 }
@@ -135,14 +185,34 @@ bool ReadbackLinearImagesEnabled() {
 	return g_config->readback_linear_images;
 }

+bool ReadbackTiledImagesEnabled() {
+	return g_config->readback_tiled_images;
+}
+
+bool SyncRawImageBuffersEnabled() {
+	return g_config->sync_raw_image_buffers;
+}
+
 bool TessellationEnabled() {
 	return g_config->tessellation_enabled;
 }

+bool TrophyEnabled() {
+	return g_config->trophy_enabled;
+}
+
+uint32_t GetTrophyDurationSeconds() {
+	return std::clamp(g_config->trophy_duration_seconds, 5u, 10u);
+}
+
 bool PlayGoHackEnabled() {
 	return g_config->playgo_hack_enabled;
 }

+bool SkipNoticeScreen() {
+	return g_config->skip_notice_screen;
+}
+
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 bool RedZoneProtectionEnabled() {
 	return g_config->red_zone_protection_enabled;
@@ -153,4 +223,8 @@ const Keymap& GetKeymap() {
 	return g_config->keymap;
 }

+const std::vector<std::string>& GetGuestArguments() {
+	return g_config->guest_arguments;
+}
+
 } // namespace Config
@@ -4,7 +4,10 @@
 #include "common/common.h"

 #include <cstddef>
+#include <array>
 #include <filesystem>
+#include <limits>
+#include <optional>
 #include <string>
 #include <vector>

@@ -26,16 +29,23 @@ enum class LogDirection { Silent, Console, File };
 enum class PresentMode { Fifo, Mailbox, Immediate };

 using Keymap = std::vector<std::string>;
+using ControllerColor = std::array<uint8_t, 3>;

 constexpr uint32_t DEFAULT_CONSOLE_LANGUAGE = 1;
 constexpr uint32_t MAX_CONSOLE_LANGUAGE     = 29;
 constexpr std::size_t MAX_USER_NAME_LENGTH = 16;
 constexpr int32_t DEFAULT_USER_ID           = 1000;

+constexpr int     MAX_PLAYERS         = 4;
+constexpr int32_t PLAYER_USER_ID_STEP = 0x100;
+constexpr int32_t MAX_USER_ID =
+    std::numeric_limits<int32_t>::max() - (MAX_PLAYERS - 1) * PLAYER_USER_ID_STEP;
+
 constexpr bool IsConfiguredUserIdValid(int32_t user_id) {
 	constexpr int32_t USER_ID_EVERYONE = 0xfe;
 	constexpr int32_t USER_ID_SYSTEM   = 0xff;
-	return user_id >= 0 && user_id != USER_ID_EVERYONE && user_id != USER_ID_SYSTEM;
+	return user_id >= 0 && user_id <= MAX_USER_ID && user_id != USER_ID_EVERYONE &&
+	       user_id != USER_ID_SYSTEM;
 }

 struct ConfigOptions {
@@ -44,11 +54,20 @@ struct ConfigOptions {
 	std::string            user_name                   = "Kyty";
 	int32_t                user_id                     = DEFAULT_USER_ID;
 	std::string            audio_input_device;
+	std::optional<ControllerColor> controller_color;
+	uint32_t               controller_speaker_volume      = 50;
+	uint32_t               controller_vibration_intensity = 100;
+	// 0 shares player 1 with the first gamepad; 1..MAX_PLAYERS dedicates that player to the keyboard.
+	uint32_t               keyboard_player                = 0;
 	PresentMode            present_mode                = PresentMode::Mailbox;
 	int32_t                gpu_index                   = -1;
 	bool                   fullscreen_enabled          = false;
+	bool                   hdr_enabled                 = false;
+	bool                   hide_cursor_enabled         = false;
+	bool                   splash_enabled              = true;
 	bool                   vr_enabled                  = false;
 	bool                   amd_cpu_enabled             = false;
+	bool                   network_connected           = false;
 	uint32_t               vblank_frequency            = 60;
 	uint32_t               console_language            = DEFAULT_CONSOLE_LANGUAGE;
 	bool                   vulkan_validation_enabled   = false;
@@ -66,12 +85,20 @@ struct ConfigOptions {
 	bool                   gpu_assisted_validation_enabled = false;
 	bool                   renderdoc_enabled           = false;
 	bool                   readback_linear_images      = false;
+	bool                   readback_tiled_images       = false;
+	bool                   sync_raw_image_buffers      = false;
 	bool                   tessellation_enabled        = false;
+	bool                   trophy_enabled              = true;
+	uint32_t               trophy_duration_seconds     = 6;
+	bool                   perf_overlay_enabled            = false;
 	bool                   playgo_hack_enabled         = false;
+	bool                   skip_notice_screen          = false;
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	bool red_zone_protection_enabled = false;
 #endif
 	Keymap keymap;
+	// Ordinary boots need a non-null argv[0]; --guest-exec supplies the caller's arguments.
+	std::vector<std::string> guest_arguments {""};
 };

 void Load(const ConfigOptions& cfg);
@@ -81,11 +108,24 @@ uint32_t GetScreenHeight();
 const std::string& GetUserName();
 int32_t  GetUserId();
 const std::string& GetAudioInputDevice();
+const std::optional<ControllerColor>& GetControllerColor();
+uint32_t GetControllerSpeakerVolume();
+uint32_t GetControllerVibrationIntensity();
+uint32_t GetKeyboardPlayer();
+// Player 0 is the configured user; later players derive their IDs from it.
+int32_t  GetPlayerUserId(int player);
+// Returns -1 when the user ID does not belong to any player.
+int      GetPlayerFromUserId(int32_t user_id);
+// Players after the first are guests: they have no profile, trophies or NP account.
+bool     IsGuestUserId(int32_t user_id);
 PresentMode GetPresentMode();
 int32_t GetGpuIndex();
 bool     FullscreenEnabled();
+bool     HdrEnabled();
+bool     HideCursorEnabled();
 bool     VrEnabled();
 bool     AmdCpuEnabled();
+bool     IsNetworkConnected();
 uint32_t GetVblankFrequency();
 uint32_t GetConsoleLanguage();
 bool     VulkanValidationEnabled();
@@ -111,13 +151,19 @@ bool GpuAssistedValidationEnabled();

 bool RenderDocEnabled();
 bool ReadbackLinearImagesEnabled();
+bool ReadbackTiledImagesEnabled();
+bool SyncRawImageBuffersEnabled();
 bool TessellationEnabled();
+bool TrophyEnabled();
+uint32_t GetTrophyDurationSeconds();
 bool PlayGoHackEnabled();
+bool SkipNoticeScreen();
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 bool RedZoneProtectionEnabled();
 #endif

 const Keymap& GetKeymap();
+const std::vector<std::string>& GetGuestArguments();

 } // namespace Config

@@ -1,5 +1,6 @@
 #include "common/file.h"

+#include "common/archive.h"
 #include "common/assert.h"
 #include "common/common.h"
 #include "common/platform/sysFileIO.h"
@@ -61,7 +62,8 @@ SysFileTimeStruct DateTimeToFileTimeUtc(const DateTime& date_time) {
 } // namespace

 struct File::FilePrivate {
-	sys_file_t* f;
+	sys_file_t*                  f;
+	std::unique_ptr<ArchiveFile> archive;
 };

 File::File(): m_p(std::make_unique<FilePrivate>()) {
@@ -85,11 +87,15 @@ File::File(const std::filesystem::path& name, Mode mode): m_p(std::make_unique<F
 }

 bool File::IsInvalid() const {
-	return m_p->f == nullptr;
+	return m_p->f == nullptr && m_p->archive == nullptr;
 }

 bool File::Create(const std::filesystem::path& name) {
-	EXIT_IF(m_p->f != nullptr);
+	EXIT_IF(!IsInvalid());
+
+	if (IsArchivePath(name)) {
+		return false;
+	}

 	m_file_name = name;

@@ -104,9 +110,16 @@ bool File::Create(const std::filesystem::path& name) {
 }

 bool File::Open(const std::filesystem::path& name, Mode mode) {
-	EXIT_IF(m_p->f != nullptr);
+	EXIT_IF(!IsInvalid());

 	m_file_name = name;
+	if (IsArchivePath(name)) {
+		if (mode != Mode::Read) {
+			return false;
+		}
+		m_p->archive = OpenArchiveFile(name);
+		return m_p->archive != nullptr;
+	}

 	switch (mode) {
 		case Mode::Read: m_p->f = SysFileOpenR(name); break;
@@ -124,7 +137,7 @@ bool File::Open(const std::filesystem::path& name, Mode mode) {
 }

 bool File::OpenInMem(void* buf, uint32_t buf_size) {
-	EXIT_IF(m_p->f != nullptr);
+	EXIT_IF(!IsInvalid());

 	m_p->f = SysFileOpen(static_cast<uint8_t*>(buf), buf_size);

@@ -137,7 +150,7 @@ bool File::OpenInMem(void* buf, uint32_t buf_size) {
 }

 bool File::CreateInMem() {
-	EXIT_IF(m_p->f != nullptr);
+	EXIT_IF(!IsInvalid());

 	m_p->f = SysFileCreate();

@@ -150,6 +163,7 @@ bool File::CreateInMem() {
 }

 void File::Close() {
+	m_p->archive.reset();
 	if (m_p->f != nullptr) {
 		SysFileClose(m_p->f);
 		m_p->f = nullptr;
@@ -157,7 +171,11 @@ void File::Close() {
 }

 uint64_t File::Size() const {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return m_p->archive->Size();
+	}

 	if (m_p->f == nullptr) {
 		return 0;
@@ -167,41 +185,76 @@ uint64_t File::Size() const {
 }

 uint64_t File::Remaining() const {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());

-	return Size() - Tell();
+	const auto size     = Size();
+	const auto position = Tell();
+	return position < size ? size - position : 0;
 }

 uint64_t File::Size(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		const auto info = GetArchiveInfo(name);
+		return info ? info->size : 0;
+	}
 	return SysFileSize(name);
 }

+std::optional<File::Info> File::GetInfo(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		return GetArchiveInfo(name);
+	}
+	Info info {};
+	return SysFileGetInfo(name, &info.is_file, &info.size) ? std::optional(info) : std::nullopt;
+}
+
 bool File::Seek(uint64_t offset) {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return m_p->archive->Seek(offset);
+	}

 	return SysFileSeek(*m_p->f, offset);
 }

 bool File::Truncate(uint64_t size) {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return false;
+	}

 	return SysFileTruncate(*m_p->f, size);
 }

 bool File::Unlink() {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return false;
+	}

 	return SysFileUnlink(*m_p->f, m_file_name);
 }

 uint64_t File::Tell() const {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return m_p->archive->Tell();
+	}

 	return SysFileTell(*m_p->f);
 }

 void File::Read(void* data, uint32_t size, uint32_t* bytes_read) {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		m_p->archive->Read(data, size, bytes_read);
+		return;
+	}

 	if (m_p->f != nullptr) {
 		SysFileRead(data, size, *m_p->f, bytes_read);
@@ -209,7 +262,14 @@ void File::Read(void* data, uint32_t size, uint32_t* bytes_read) {
 }

 void File::Write(const void* data, uint32_t size, uint32_t* bytes_written) {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		if (bytes_written != nullptr) {
+			*bytes_written = 0;
+		}
+		return;
+	}

 	SysFileWrite(data, size, *m_p->f, bytes_written);
 }
@@ -257,24 +317,41 @@ static std::filesystem::path WithoutTrailingSeparator(


 bool File::IsDirectoryExisting(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		const auto info = GetArchiveInfo(path);
+		return info && !info->is_file;
+	}
 	return SysFileIsDirectoryExisting(WithoutTrailingSeparator(path));
 }

 bool File::IsFileExisting(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		const auto info = GetArchiveInfo(name);
+		return info && info->is_file;
+	}
 	return SysFileIsFileExisting(name);
 }

 bool File::CreateDirectory(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		return false;
+	}
    return SysFileCreateDirectory(
        WithoutTrailingSeparator(path));
 }

 bool File::DeleteDirectory(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		return false;
+	}
    return SysFileDeleteDirectory(
        WithoutTrailingSeparator(path));
 }

 bool File::CreateDirectories(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		return false;
+	}
    const auto normalized_path =
        WithoutTrailingSeparator(path);

@@ -297,6 +374,9 @@ bool File::CreateDirectories(const std::filesystem::path& path) {
 }

 bool File::DeleteDirectories(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		return false;
+	}
    const auto normalized_path =
        WithoutTrailingSeparator(path);

@@ -322,11 +402,18 @@ bool File::DeleteDirectories(const std::filesystem::path& path) {
 bool File::DeleteFile(
    const std::filesystem::path& name) // @suppress("Member declaration not found")
 {
+	if (IsArchivePath(name)) {
+		return false;
+	}
 	return SysFileDeleteFile(name);
 }

 bool File::Flush() {
-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		return true;
+	}

 	return SysFileFlush(*m_p->f);
 }
@@ -348,6 +435,9 @@ std::vector<std::byte> File::ReadWholeBuffer() {
 }

 DateTime File::GetLastAccessTimeUTC(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		return GetLastAccessTimeUTC(GetArchiveHostPath(name));
+	}
 	SysTimeStruct t {};
 	SysFileToSystemTimeUtc(SysFileGetLastAccessTimeUtc(name), t);

@@ -359,6 +449,9 @@ DateTime File::GetLastAccessTimeUTC(const std::filesystem::path& name) {
 }

 DateTime File::GetLastWriteTimeUTC(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		return GetLastWriteTimeUTC(GetArchiveHostPath(name));
+	}
 	SysTimeStruct t {};
 	SysFileToSystemTimeUtc(SysFileGetLastWriteTimeUtc(name), t);

@@ -373,6 +466,10 @@ void File::GetLastAccessAndWriteTimeUTC(const std::filesystem::path& name, DateT
                                        DateTime* write) {
 	EXIT_IF(access == nullptr);
 	EXIT_IF(write == nullptr);
+	if (IsArchivePath(name)) {
+		GetLastAccessAndWriteTimeUTC(GetArchiveHostPath(name), access, write);
+		return;
+	}

 	SysTimeStruct     at {};
 	SysTimeStruct     wt {};
@@ -399,7 +496,12 @@ void File::GetLastAccessAndWriteTimeUTC(DateTime* access, DateTime* write) {
 	EXIT_IF(access == nullptr);
 	EXIT_IF(write == nullptr);

-	EXIT_IF(m_p->f == nullptr);
+	EXIT_IF(IsInvalid());
+
+	if (m_p->archive != nullptr) {
+		GetLastAccessAndWriteTimeUTC(m_file_name, access, write);
+		return;
+	}

 	if (m_p->f == nullptr) {
 		*access = DateTime();
@@ -429,23 +531,35 @@ void File::GetLastAccessAndWriteTimeUTC(DateTime* access, DateTime* write) {
 }

 bool File::SetLastAccessTimeUTC(const std::filesystem::path& name, const DateTime& dt) {
+	if (IsArchivePath(name)) {
+		return false;
+	}
 	auto f = DateTimeToFileTimeUtc(dt);
 	return SysFileSetLastAccessTimeUtc(name, f);
 }

 bool File::SetLastWriteTimeUTC(const std::filesystem::path& name, const DateTime& dt) {
+	if (IsArchivePath(name)) {
+		return false;
+	}
 	auto f = DateTimeToFileTimeUtc(dt);
 	return SysFileSetLastWriteTimeUtc(name, f);
 }

 bool File::SetLastAccessAndWriteTimeUTC(const std::filesystem::path& name, const DateTime& access,
                                        const DateTime& write) {
+	if (IsArchivePath(name)) {
+		return false;
+	}
 	auto af = DateTimeToFileTimeUtc(access);
 	auto wf = DateTimeToFileTimeUtc(write);
 	return SysFileSetLastAccessAndWriteTimeUtc(name, af, wf);
 }

 std::vector<File::DirEntry> File::GetDirEntries(const std::filesystem::path& path) {
+	if (IsArchivePath(path)) {
+		return GetArchiveDirEntries(path);
+	}
 	std::vector<sys_dir_entry_t> files;

 	SysFileGetDents(path, files);
@@ -463,12 +577,18 @@ std::vector<File::DirEntry> File::GetDirEntries(const std::filesystem::path& pat
 bool File::CopyFile(const std::filesystem::path& src,
                    const std::filesystem::path& dst) // @suppress("Member declaration not found")
 {
+	if (IsArchivePath(src) || IsArchivePath(dst)) {
+		return false;
+	}
 	return SysFileCopyFile(src, dst);
 }

 bool File::RenameFile(const std::filesystem::path& src,
                      const std::filesystem::path& dst) // @suppress("Member declaration not found")
 {
+	if (IsArchivePath(src) || IsArchivePath(dst)) {
+		return false;
+	}
 	if (IsFileExisting(dst)) {
 		DeleteFile(dst); // @suppress("Invalid arguments")
 	}
@@ -477,6 +597,9 @@ bool File::RenameFile(const std::filesystem::path& src,
 }

 void File::RemoveReadonly(const std::filesystem::path& name) {
+	if (IsArchivePath(name)) {
+		return;
+	}
 	SysFileRemoveReadonly(name);
 }

@@ -7,6 +7,7 @@
 #include <cstddef>
 #include <filesystem>
 #include <memory>
+#include <optional>
 #include <string>
 #include <vector>

@@ -34,6 +35,10 @@ public:
 		std::string name;
 		bool        is_file;
 	};
+	struct Info {
+		bool     is_file;
+		uint64_t size;
+	};

 	File();
 	explicit File(const std::filesystem::path& name);
@@ -72,6 +77,7 @@ public:
 	std::vector<std::byte> ReadWholeBuffer();

 	static uint64_t Size(const std::filesystem::path& name);
+	static std::optional<Info> GetInfo(const std::filesystem::path& name);

 	static bool IsDirectoryExisting(const std::filesystem::path& path);
 	static bool IsFileExisting(const std::filesystem::path& name);
@@ -0,0 +1,580 @@
+#include "common/hostStats.h"
+
+#include "common/config.h"
+
+#include <algorithm>
+#include <chrono>
+#include <thread>
+#include <unordered_map>
+
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
+#ifndef NOMINMAX
+#define NOMINMAX
+#endif
+#include <windows.h> // IWYU pragma: keep
+// clang-format off
+#include <psapi.h>
+// clang-format on
+#elif defined(__APPLE__)
+#include <CoreFoundation/CoreFoundation.h>
+#include <IOKit/IOKitLib.h>
+#include <cstring>
+#include <libproc.h>
+#include <mach/mach.h>
+#include <notify.h>
+#include <sys/resource.h>
+#include <sys/sysctl.h>
+#include <unistd.h>
+#else
+#include <filesystem>
+#include <fstream>
+#include <sstream>
+#include <sys/resource.h>
+#include <unistd.h>
+#endif
+
+namespace Common {
+
+namespace {
+
+// Cumulative counters; rates come from the difference between two samples.
+struct Counters {
+	struct Thread {
+		uint64_t    cpu_ns;
+		std::string name;
+	};
+	std::optional<uint64_t>              process_cpu_ns;
+	std::optional<uint64_t>              system_busy;
+	std::optional<uint64_t>              system_total;
+	std::optional<uint64_t>              context_switches;
+	std::optional<uint64_t>              page_faults;
+	std::optional<uint64_t>              page_ins;
+	std::optional<uint64_t>              disk_read;
+	std::optional<uint64_t>              disk_write;
+	std::unordered_map<uint64_t, Thread> threads;
+	uint64_t                             wall_ns = 0;
+};
+
+uint64_t WallNanoseconds() {
+	return static_cast<uint64_t>(std::chrono::duration_cast<std::chrono::nanoseconds>(
+	                                 std::chrono::steady_clock::now().time_since_epoch())
+	                                 .count());
+}
+
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
+
+uint64_t FileTimeTo100Ns(const FILETIME& time) {
+	return (static_cast<uint64_t>(time.dwHighDateTime) << 32u) | time.dwLowDateTime;
+}
+
+struct PlatformState {};
+
+void SamplePlatform(PlatformState& /*state*/, HostStats& stats, Counters& now) {
+	const auto process = GetCurrentProcess();
+	FILETIME   creation {};
+	FILETIME   exit {};
+	FILETIME   kernel {};
+	FILETIME   user {};
+	if (GetProcessTimes(process, &creation, &exit, &kernel, &user) != 0) {
+		now.process_cpu_ns = (FileTimeTo100Ns(kernel) + FileTimeTo100Ns(user)) * 100u;
+	}
+	FILETIME idle {};
+	if (GetSystemTimes(&idle, &kernel, &user) != 0) {
+		// Kernel time includes idle time.
+		now.system_total = FileTimeTo100Ns(kernel) + FileTimeTo100Ns(user);
+		now.system_busy  = *now.system_total - FileTimeTo100Ns(idle);
+	}
+
+	PROCESS_MEMORY_COUNTERS memory {};
+	if (K32GetProcessMemoryInfo(process, &memory, sizeof(memory)) != 0) {
+		stats.process_memory   = memory.WorkingSetSize;
+		stats.process_resident = memory.WorkingSetSize;
+		now.page_faults        = memory.PageFaultCount;
+	}
+	IO_COUNTERS io {};
+	if (GetProcessIoCounters(process, &io) != 0) {
+		now.disk_read  = io.ReadTransferCount;
+		now.disk_write = io.WriteTransferCount;
+	}
+
+	MEMORYSTATUSEX system {};
+	system.dwLength = sizeof(system);
+	if (GlobalMemoryStatusEx(&system) != 0) {
+		stats.system_memory_total = system.ullTotalPhys;
+		stats.system_memory_used  = system.ullTotalPhys - system.ullAvailPhys;
+		stats.system_free         = system.ullAvailPhys;
+		stats.memory_pressure     = system.dwMemoryLoad >= 90   ? MemoryPressure::Critical
+		                            : system.dwMemoryLoad >= 80 ? MemoryPressure::Warning
+		                                                        : MemoryPressure::Normal;
+	}
+}
+
+#else
+
+void SampleRusage(Counters& now) {
+	rusage usage {};
+	if (getrusage(RUSAGE_SELF, &usage) != 0) {
+		return;
+	}
+	const auto to_ns = [](const timeval& time) {
+		return static_cast<uint64_t>(time.tv_sec) * 1000000000u +
+		       static_cast<uint64_t>(time.tv_usec) * 1000u;
+	};
+	now.process_cpu_ns   = to_ns(usage.ru_utime) + to_ns(usage.ru_stime);
+	now.context_switches = static_cast<uint64_t>(usage.ru_nvcsw + usage.ru_nivcsw);
+	now.page_faults      = static_cast<uint64_t>(usage.ru_minflt + usage.ru_majflt);
+	now.page_ins         = static_cast<uint64_t>(usage.ru_majflt);
+}
+
+#if defined(__APPLE__)
+
+template <typename T>
+std::optional<T> SysctlValue(const char* name) {
+	T      value {};
+	size_t size = sizeof(value);
+	if (sysctlbyname(name, &value, &size, nullptr, 0) != 0 || size != sizeof(value)) {
+		return std::nullopt;
+	}
+	return value;
+}
+
+struct PlatformState {
+	mach_port_t             host          = mach_host_self();
+	int                     thermal_token = -1;
+	bool                    thermal_ready = false;
+	std::string             gpu_model;
+	std::optional<uint32_t> gpu_cores;
+
+	~PlatformState() {
+		if (thermal_ready) {
+			notify_cancel(thermal_token);
+		}
+		mach_port_deallocate(mach_task_self(), host);
+	}
+};
+
+std::optional<int64_t> DictionaryNumber(CFDictionaryRef dictionary, CFStringRef key) {
+	const auto* value  = CFDictionaryGetValue(dictionary, key);
+	int64_t     number = 0;
+	if (value == nullptr || CFGetTypeID(value) != CFNumberGetTypeID() ||
+	    !CFNumberGetValue(static_cast<CFNumberRef>(value), kCFNumberSInt64Type, &number) ||
+	    number < 0) {
+		return std::nullopt;
+	}
+	return number;
+}
+
+std::string RegistryString(io_object_t service, CFStringRef key) {
+	std::string result;
+	auto*       value = IORegistryEntryCreateCFProperty(service, key, kCFAllocatorDefault, 0);
+	if (value == nullptr) {
+		return result;
+	}
+	if (CFGetTypeID(value) == CFStringGetTypeID()) {
+		char buffer[128] {};
+		if (CFStringGetCString(static_cast<CFStringRef>(value), buffer, sizeof(buffer),
+		                       kCFStringEncodingUTF8)) {
+			result = buffer;
+		}
+	} else if (CFGetTypeID(value) == CFDataGetTypeID()) {
+		// Intel Macs store the model as NUL-terminated data.
+		const auto* data   = static_cast<CFDataRef>(value);
+		const auto* bytes  = reinterpret_cast<const char*>(CFDataGetBytePtr(data));
+		const auto  length = static_cast<size_t>(CFDataGetLength(data));
+		result.assign(bytes, strnlen(bytes, length));
+	}
+	CFRelease(value);
+	return result;
+}
+
+// IOAccelerator exposes whole-device statistics; there is no per-process figure.
+void SampleGpu(PlatformState& state, HostStats& stats) {
+	io_iterator_t iterator = 0;
+	if (IOServiceGetMatchingServices(MACH_PORT_NULL, IOServiceMatching("IOAccelerator"),
+	                                 &iterator) != KERN_SUCCESS) {
+		return;
+	}
+	const auto take_max = [](std::optional<double>& target, std::optional<int64_t> value) {
+		if (value) {
+			target = std::max(target.value_or(0.0), std::min(100.0, static_cast<double>(*value)));
+		}
+	};
+	const auto add = [](std::optional<uint64_t>& target, std::optional<int64_t> value) {
+		if (value) {
+			target = target.value_or(0) + static_cast<uint64_t>(*value);
+		}
+	};
+	for (io_object_t service = IOIteratorNext(iterator); service != 0;
+	     service             = IOIteratorNext(iterator)) {
+		if (state.gpu_model.empty()) {
+			state.gpu_model = RegistryString(service, CFSTR("model"));
+			auto*   cores   = IORegistryEntryCreateCFProperty(service, CFSTR("gpu-core-count"),
+			                                                  kCFAllocatorDefault, 0);
+			int64_t count   = 0;
+			if (cores != nullptr) {
+				if (CFGetTypeID(cores) == CFNumberGetTypeID() &&
+				    CFNumberGetValue(static_cast<CFNumberRef>(cores), kCFNumberSInt64Type,
+				                     &count) &&
+				    count > 0) {
+					state.gpu_cores = static_cast<uint32_t>(count);
+				}
+				CFRelease(cores);
+			}
+		}
+		auto* statistics = IORegistryEntryCreateCFProperty(service, CFSTR("PerformanceStatistics"),
+		                                                   kCFAllocatorDefault, 0);
+		if (statistics != nullptr) {
+			if (CFGetTypeID(statistics) == CFDictionaryGetTypeID()) {
+				const auto* values = static_cast<CFDictionaryRef>(statistics);
+				take_max(stats.gpu_percent,
+				         DictionaryNumber(values, CFSTR("Device Utilization %")));
+				take_max(stats.gpu_renderer_percent,
+				         DictionaryNumber(values, CFSTR("Renderer Utilization %")));
+				take_max(stats.gpu_tiler_percent,
+				         DictionaryNumber(values, CFSTR("Tiler Utilization %")));
+				add(stats.gpu_memory_in_use,
+				    DictionaryNumber(values, CFSTR("In use system memory")));
+				add(stats.gpu_memory_allocated,
+				    DictionaryNumber(values, CFSTR("Alloc system memory")));
+				add(stats.gpu_recoveries, DictionaryNumber(values, CFSTR("recoveryCount")));
+			}
+			CFRelease(statistics);
+		}
+		IOObjectRelease(service);
+	}
+	IOObjectRelease(iterator);
+	stats.gpu_model = state.gpu_model;
+	stats.gpu_cores = state.gpu_cores;
+}
+
+void SampleThreads(HostStats& stats, Counters& now) {
+	thread_act_array_t     threads = nullptr;
+	mach_msg_type_number_t count   = 0;
+	const auto             task    = mach_task_self();
+	if (task_threads(task, &threads, &count) != KERN_SUCCESS) {
+		return;
+	}
+	stats.thread_count = count;
+	for (mach_msg_type_number_t i = 0; i < count; i++) {
+		thread_identifier_info_data_t identifier {};
+		mach_msg_type_number_t        size = THREAD_IDENTIFIER_INFO_COUNT;
+		thread_basic_info_data_t      basic {};
+		mach_msg_type_number_t        basic_size = THREAD_BASIC_INFO_COUNT;
+		if (thread_info(threads[i], THREAD_IDENTIFIER_INFO,
+		                reinterpret_cast<thread_info_t>(&identifier), &size) == KERN_SUCCESS &&
+		    thread_info(threads[i], THREAD_BASIC_INFO, reinterpret_cast<thread_info_t>(&basic),
+		                &basic_size) == KERN_SUCCESS) {
+			const auto to_ns = [](const time_value_t& time) {
+				return static_cast<uint64_t>(time.seconds) * 1000000000u +
+				       static_cast<uint64_t>(time.microseconds) * 1000u;
+			};
+			auto& thread  = now.threads[identifier.thread_id];
+			thread.cpu_ns = to_ns(basic.user_time) + to_ns(basic.system_time);
+			thread_extended_info_data_t extended {};
+			mach_msg_type_number_t      extended_size = THREAD_EXTENDED_INFO_COUNT;
+			if (thread_info(threads[i], THREAD_EXTENDED_INFO,
+			                reinterpret_cast<thread_info_t>(&extended),
+			                &extended_size) == KERN_SUCCESS) {
+				thread.name = std::string(extended.pth_name,
+				                          strnlen(extended.pth_name, sizeof(extended.pth_name)));
+			}
+		}
+		mach_port_deallocate(task, threads[i]);
+	}
+	vm_deallocate(task, reinterpret_cast<vm_address_t>(threads), count * sizeof(thread_act_t));
+}
+
+void SamplePlatform(PlatformState& state, HostStats& stats, Counters& now) {
+	SampleRusage(now);
+
+	host_cpu_load_info_data_t load {};
+	mach_msg_type_number_t    load_count = HOST_CPU_LOAD_INFO_COUNT;
+	if (host_statistics(state.host, HOST_CPU_LOAD_INFO, reinterpret_cast<host_info_t>(&load),
+	                    &load_count) == KERN_SUCCESS) {
+		const uint64_t busy = static_cast<uint64_t>(load.cpu_ticks[CPU_STATE_USER]) +
+		                      load.cpu_ticks[CPU_STATE_SYSTEM] + load.cpu_ticks[CPU_STATE_NICE];
+		now.system_busy     = busy;
+		now.system_total    = busy + load.cpu_ticks[CPU_STATE_IDLE];
+	}
+
+	// Physical footprint is what Activity Monitor shows in its Memory column.
+	task_vm_info_data_t    vm_info {};
+	mach_msg_type_number_t vm_info_count = TASK_VM_INFO_COUNT;
+	if (task_info(mach_task_self(), TASK_VM_INFO, reinterpret_cast<task_info_t>(&vm_info),
+	              &vm_info_count) == KERN_SUCCESS) {
+		stats.process_memory      = vm_info.phys_footprint;
+		stats.process_resident    = vm_info.resident_size;
+		stats.process_compressed  = vm_info.compressed;
+		stats.process_file_backed = vm_info.external;
+		stats.process_virtual     = vm_info.virtual_size;
+	}
+	rusage_info_v2 usage {};
+	if (proc_pid_rusage(getpid(), RUSAGE_INFO_V2, reinterpret_cast<rusage_info_t*>(&usage)) == 0) {
+		now.disk_read  = usage.ri_diskio_bytesread;
+		now.disk_write = usage.ri_diskio_byteswritten;
+	}
+
+	stats.system_memory_total   = SysctlValue<uint64_t>("hw.memsize");
+	vm_size_t              page = 0;
+	vm_statistics64_data_t vm {};
+	mach_msg_type_number_t count = HOST_VM_INFO64_COUNT;
+	if (host_page_size(state.host, &page) == KERN_SUCCESS &&
+	    host_statistics64(state.host, HOST_VM_INFO64, reinterpret_cast<host_info64_t>(&vm),
+	                      &count) == KERN_SUCCESS) {
+		// Activity Monitor's "Memory Used": app memory + wired + compressed.
+		const uint64_t app       = vm.internal_page_count > vm.purgeable_count
+		                               ? vm.internal_page_count - vm.purgeable_count
+		                               : 0;
+		stats.system_memory_used = (app + vm.wire_count + vm.compressor_page_count) * page;
+		stats.system_wired       = static_cast<uint64_t>(vm.wire_count) * page;
+		stats.system_compressed  = static_cast<uint64_t>(vm.compressor_page_count) * page;
+		stats.system_cached =
+		    (static_cast<uint64_t>(vm.external_page_count) + vm.purgeable_count) * page;
+		stats.system_free = static_cast<uint64_t>(vm.free_count) * page;
+	}
+
+	if (const auto swap = SysctlValue<xsw_usage>("vm.swapusage")) {
+		stats.swap_used  = swap->xsu_used;
+		stats.swap_total = swap->xsu_total;
+	}
+
+	// 1 = normal, 2 = warning, 4 = critical, as reported to dispatch memory-pressure sources.
+	if (const auto level = SysctlValue<int>("kern.memorystatus_vm_pressure_level")) {
+		stats.memory_pressure = *level >= 4   ? MemoryPressure::Critical
+		                        : *level >= 2 ? MemoryPressure::Warning
+		                                      : MemoryPressure::Normal;
+	}
+
+	// 0 nominal, 1 moderate, 2 heavy, 3 trapping, 4 sleeping.
+	if (!state.thermal_ready) {
+		state.thermal_ready = notify_register_check("com.apple.system.thermalpressurelevel",
+		                                            &state.thermal_token) == NOTIFY_STATUS_OK;
+	}
+	uint64_t thermal = 0;
+	if (state.thermal_ready &&
+	    notify_get_state(state.thermal_token, &thermal) == NOTIFY_STATUS_OK) {
+		stats.thermal_pressure = thermal >= 3   ? ThermalPressure::Critical
+		                         : thermal == 2 ? ThermalPressure::Heavy
+		                         : thermal == 1 ? ThermalPressure::Moderate
+		                                        : ThermalPressure::Nominal;
+	}
+
+	SampleThreads(stats, now);
+	SampleGpu(state, stats);
+}
+
+#else
+
+using ProcValues = std::unordered_map<std::string, uint64_t>;
+
+// Reads "<key>: <number> [kB]" lines; kB values are returned in bytes.
+ProcValues ReadProcValues(const char* path) {
+	ProcValues    values;
+	std::ifstream file(path);
+	std::string   line;
+	while (std::getline(file, line)) {
+		const auto colon = line.find(':');
+		if (colon == std::string::npos) {
+			continue;
+		}
+		std::istringstream stream(line.substr(colon + 1));
+		uint64_t           number = 0;
+		std::string        unit;
+		if (stream >> number) {
+			stream >> unit;
+			values[line.substr(0, colon)] = unit == "kB" ? number * 1024u : number;
+		}
+	}
+	return values;
+}
+
+std::optional<uint64_t> Find(const ProcValues& values, const char* key) {
+	const auto it = values.find(key);
+	return it != values.end() ? std::optional(it->second) : std::nullopt;
+}
+
+struct PlatformState {};
+
+void SampleThreads(HostStats& stats, Counters& now) {
+	static const double ns_per_tick = 1e9 / static_cast<double>(std::max(sysconf(_SC_CLK_TCK), 1L));
+	std::error_code     error;
+	uint32_t            count = 0;
+	for (std::filesystem::directory_iterator it("/proc/self/task", error), end; !error && it != end;
+	     it.increment(error)) {
+		count++;
+		std::ifstream stat_file(it->path() / "stat");
+		std::string   stat;
+		uint64_t      id = 0;
+		if (!(stat_file >> id)) {
+			continue; // The thread may have exited during enumeration.
+		}
+		std::getline(stat_file, stat);
+		const auto close = stat.rfind(')');
+		if (close == std::string::npos) {
+			continue;
+		}
+		// Fields after the command name start at field 3 (state); utime and stime are 14 and 15.
+		std::istringstream fields(stat.substr(close + 2));
+		std::string        field;
+		for (int index = 3; index < 14 && fields >> field; index++) {
+		}
+		uint64_t user   = 0;
+		uint64_t system = 0;
+		if (!(fields >> user >> system)) {
+			continue;
+		}
+		auto& thread  = now.threads[id];
+		thread.cpu_ns = static_cast<uint64_t>(static_cast<double>(user + system) * ns_per_tick);
+		std::ifstream name_file(it->path() / "comm");
+		std::getline(name_file, thread.name);
+	}
+	if (!error) {
+		stats.thread_count = count;
+	}
+}
+
+void SamplePlatform(PlatformState& /*state*/, HostStats& stats, Counters& now) {
+	SampleRusage(now);
+
+	std::ifstream cpu_file("/proc/stat");
+	std::string   label;
+	if (cpu_file >> label && label == "cpu") {
+		uint64_t total = 0;
+		uint64_t idle  = 0;
+		uint64_t value = 0;
+		for (int index = 0; index < 8 && cpu_file >> value; index++) {
+			total += value;
+			if (index == 3 || index == 4) { // idle, iowait
+				idle += value;
+			}
+		}
+		now.system_total = total;
+		now.system_busy  = total - idle;
+	}
+
+	const auto status         = ReadProcValues("/proc/self/status");
+	stats.process_memory      = Find(status, "VmRSS");
+	stats.process_resident    = Find(status, "VmRSS");
+	stats.process_file_backed = Find(status, "RssFile");
+	stats.process_compressed  = Find(status, "VmSwap");
+	stats.process_virtual     = Find(status, "VmSize");
+
+	const auto io  = ReadProcValues("/proc/self/io");
+	now.disk_read  = Find(io, "read_bytes");
+	now.disk_write = Find(io, "write_bytes");
+
+	const auto memory    = ReadProcValues("/proc/meminfo");
+	const auto total     = Find(memory, "MemTotal");
+	const auto available = Find(memory, "MemAvailable");
+	if (total && available && *available <= *total) {
+		stats.system_memory_total = total;
+		stats.system_memory_used  = *total - *available;
+	}
+	stats.system_free = Find(memory, "MemFree");
+	if (const auto cached = Find(memory, "Cached")) {
+		stats.system_cached = *cached + Find(memory, "Buffers").value_or(0);
+	}
+	const auto swap_total = Find(memory, "SwapTotal");
+	const auto swap_free  = Find(memory, "SwapFree");
+	if (swap_total && swap_free && *swap_free <= *swap_total) {
+		stats.swap_total = swap_total;
+		stats.swap_used  = *swap_total - *swap_free;
+	}
+
+	// Pressure stall information: share of the last 10 s some task waited on memory.
+	std::ifstream pressure("/proc/pressure/memory");
+	std::string   kind;
+	std::string   average;
+	double        stalled = 0.0;
+	if (pressure >> kind >> average && kind == "some" && average.rfind("avg10=", 0) == 0 &&
+	    std::istringstream(average.substr(6)) >> stalled) {
+		stats.memory_pressure = stalled >= 20.0  ? MemoryPressure::Critical
+		                        : stalled >= 5.0 ? MemoryPressure::Warning
+		                                         : MemoryPressure::Normal;
+	} else if (total && available && *total != 0) {
+		const double free_share = static_cast<double>(*available) / static_cast<double>(*total);
+		stats.memory_pressure   = free_share < 0.10   ? MemoryPressure::Critical
+		                          : free_share < 0.25 ? MemoryPressure::Warning
+		                                              : MemoryPressure::Normal;
+	}
+
+	SampleThreads(stats, now);
+}
+
+#endif
+#endif
+
+constexpr size_t BUSIEST_THREADS = 6;
+
+} // namespace
+
+struct HostStatsSampler::Impl {
+	PlatformState state;
+	Counters      last;
+	uint32_t      logical_cores = std::max(std::thread::hardware_concurrency(), 1u);
+	bool          has_last      = false;
+};
+
+HostStatsSampler::HostStatsSampler(): m_impl(std::make_unique<Impl>()) {}
+
+HostStatsSampler::~HostStatsSampler() = default;
+
+HostStats HostStatsSampler::Sample() {
+	HostStats stats;
+	stats.logical_cores = m_impl->logical_cores;
+
+	Counters now;
+	now.wall_ns = WallNanoseconds();
+	SamplePlatform(m_impl->state, stats, now);
+
+	const auto& last    = m_impl->last;
+	const auto  elapsed = static_cast<double>(now.wall_ns - last.wall_ns) / 1e9;
+	if (m_impl->has_last && elapsed > 0.0) {
+		const auto rate = [&](std::optional<uint64_t> current,
+		                      std::optional<uint64_t> previous) -> std::optional<double> {
+			if (!current || !previous || *current < *previous) {
+				return std::nullopt;
+			}
+			return static_cast<double>(*current - *previous) / elapsed;
+		};
+		if (const auto cpu = rate(now.process_cpu_ns, last.process_cpu_ns)) {
+			stats.process_cpu_percent =
+			    std::clamp(*cpu / 1e9 * 100.0 / stats.logical_cores, 0.0, 100.0);
+		}
+		if (now.system_total && last.system_total && now.system_busy && last.system_busy &&
+		    *now.system_total > *last.system_total && *now.system_busy >= *last.system_busy) {
+			stats.system_cpu_percent =
+			    std::clamp(static_cast<double>(*now.system_busy - *last.system_busy) /
+			                   static_cast<double>(*now.system_total - *last.system_total) * 100.0,
+			               0.0, 100.0);
+		}
+		stats.context_switches_per_s = rate(now.context_switches, last.context_switches);
+		stats.page_faults_per_s      = rate(now.page_faults, last.page_faults);
+		stats.page_ins_per_s         = rate(now.page_ins, last.page_ins);
+		stats.disk_read_per_s        = rate(now.disk_read, last.disk_read);
+		stats.disk_write_per_s       = rate(now.disk_write, last.disk_write);
+
+		for (const auto& [id, thread]: now.threads) {
+			// A thread missing from the last sample started during this interval.
+			const auto     previous = last.threads.find(id);
+			const uint64_t before   = previous != last.threads.end() ? previous->second.cpu_ns : 0;
+			if (thread.cpu_ns < before) {
+				continue;
+			}
+			const double percent =
+			    static_cast<double>(thread.cpu_ns - before) / 1e9 / elapsed * 100.0;
+			stats.busiest_threads.push_back(
+			    {thread.name.empty() ? "thread " + std::to_string(id) : thread.name, percent});
+		}
+		std::sort(stats.busiest_threads.begin(), stats.busiest_threads.end(),
+		          [](const auto& a, const auto& b) { return a.cpu_percent > b.cpu_percent; });
+		if (stats.busiest_threads.size() > BUSIEST_THREADS) {
+			stats.busiest_threads.resize(BUSIEST_THREADS);
+		}
+	}
+	m_impl->last     = std::move(now);
+	m_impl->has_last = true;
+	return stats;
+}
+
+} // namespace Common
@@ -0,0 +1,86 @@
+#ifndef KYTY_COMMON_HOST_STATS_H_
+#define KYTY_COMMON_HOST_STATS_H_
+
+#include <cstdint>
+#include <memory>
+#include <optional>
+#include <string>
+#include <vector>
+
+namespace Common {
+
+enum class MemoryPressure { Unknown, Normal, Warning, Critical };
+enum class ThermalPressure { Unknown, Nominal, Moderate, Heavy, Critical };
+
+struct ThreadUsage {
+	std::string name;
+	double      cpu_percent = 0.0; // Of one core.
+};
+
+// Host-wide and process-wide resource usage. Missing values are std::nullopt; rates are per
+// second since the previous sample.
+struct HostStats {
+	uint32_t logical_cores = 0;
+
+	// Processing.
+	std::optional<double>    process_cpu_percent; // Share of all logical cores, 0-100.
+	std::optional<double>    system_cpu_percent;  // Whole machine, 0-100.
+	std::optional<uint32_t>  thread_count;
+	std::vector<ThreadUsage> busiest_threads; // Busiest first.
+	std::optional<double>    context_switches_per_s;
+	std::optional<double>    page_faults_per_s;
+	std::optional<double>    page_ins_per_s; // Faults that read from disk.
+	ThermalPressure          thermal_pressure = ThermalPressure::Unknown;
+
+	// Emulator process memory.
+	std::optional<uint64_t> process_memory; // Physical footprint / resident set.
+	std::optional<uint64_t> process_resident;
+	std::optional<uint64_t> process_compressed; // Compressed or swapped out.
+	std::optional<uint64_t> process_file_backed;
+	std::optional<uint64_t> process_virtual; // Reserved address space.
+
+	// System memory.
+	std::optional<uint64_t> system_memory_used;
+	std::optional<uint64_t> system_memory_total;
+	std::optional<uint64_t> system_wired;
+	std::optional<uint64_t> system_compressed;
+	std::optional<uint64_t> system_cached; // File cache, reclaimable.
+	std::optional<uint64_t> system_free;
+	std::optional<uint64_t> swap_used;
+	std::optional<uint64_t> swap_total;
+	MemoryPressure          memory_pressure = MemoryPressure::Unknown;
+
+	// Disk I/O of the emulator process.
+	std::optional<double> disk_read_per_s;
+	std::optional<double> disk_write_per_s;
+
+	// GPU, whole device (macOS IOAccelerator).
+	std::string             gpu_model;
+	std::optional<uint32_t> gpu_cores;
+	std::optional<double>   gpu_percent;
+	std::optional<double>   gpu_renderer_percent;
+	std::optional<double>   gpu_tiler_percent;
+	std::optional<uint64_t> gpu_memory_in_use; // System memory the GPU driver has in use.
+	std::optional<uint64_t> gpu_memory_allocated;
+	std::optional<uint64_t> gpu_recoveries; // GPU resets since boot.
+};
+
+// May block for a few milliseconds (thread enumeration, OS registry reads), so call it off the
+// render thread. The first sample has no rates.
+class HostStatsSampler final {
+public:
+	HostStatsSampler();
+	~HostStatsSampler();
+	HostStatsSampler(const HostStatsSampler&)            = delete;
+	HostStatsSampler& operator=(const HostStatsSampler&) = delete;
+
+	[[nodiscard]] HostStats Sample();
+
+private:
+	struct Impl;
+	std::unique_ptr<Impl> m_impl;
+};
+
+} // namespace Common
+
+#endif /* KYTY_COMMON_HOST_STATS_H_ */
@@ -0,0 +1,53 @@
+#include "common/localization.h"
+
+#include <array>
+#include <cstddef>
+#include <nlohmann/json.hpp>
+#include <string>
+
+#include "localizationData.h"
+
+namespace Common::Localization {
+namespace {
+
+constexpr std::array<std::string_view, 30> Locales = {
+    "ja-JP", "en-US", "fr-FR",   "es-ES",   "de-DE", "it-IT", "nl-NL", "pt-PT",
+    "ru-RU", "ko-KR", "zh-Hant", "zh-Hans", "fi-FI", "sv-SE", "da-DK", "no-NO",
+    "pl-PL", "pt-BR", "en-GB",   "tr-TR",   "es-419", "ar-AE", "fr-CA", "cs-CZ",
+    "hu-HU", "el-GR", "ro-RO",   "th-TH",   "vi-VN", "id-ID"};
+
+size_t LanguageIndex(int console_language) {
+	return console_language >= 0 && console_language < static_cast<int>(Locales.size())
+	           ? static_cast<size_t>(console_language)
+	           : 1;
+}
+
+} // namespace
+
+std::string_view LocaleName(int console_language) {
+	return Locales[LanguageIndex(console_language)];
+}
+
+std::string_view Get(int console_language, std::string_view key) {
+	static const auto catalogs = [] {
+		std::array<nlohmann::json, Locales.size()> result;
+		for (size_t i = 0; i < Locales.size(); ++i) {
+			const auto bytes = EmbeddedCatalog(Locales[i]);
+			result[i] = nlohmann::json::parse(bytes.begin(), bytes.end(), nullptr, false);
+		}
+		return result;
+	}();
+	for (const auto index: std::array {LanguageIndex(console_language), size_t {1}}) {
+		const auto& catalog = catalogs[index];
+		const auto  found   = catalog.find(key);
+		if (found != catalog.end() && found->is_string()) {
+			const auto& text = found->get_ref<const std::string&>();
+			if (!text.empty()) {
+				return text;
+			}
+		}
+	}
+	return key;
+}
+
+} // namespace Common::Localization
@@ -0,0 +1,13 @@
+#pragma once
+
+#include <string_view>
+
+namespace Common::Localization {
+
+// Console language indices follow the system configuration; invalid indices use English.
+[[nodiscard]] std::string_view LocaleName(int console_language);
+
+// Translations have static lifetime. Missing translations use English, then the supplied key.
+[[nodiscard]] std::string_view Get(int console_language, std::string_view key);
+
+} // namespace Common::Localization
@@ -5,6 +5,7 @@
 #include "common/emulatorConfig.h"

 #include <cstdio>
+#include <cstdlib>
 #include <filesystem>
 #include <fmt/format.h>
 #include <memory>
@@ -45,8 +46,8 @@ std::shared_ptr<spdlog::logger> MakeFileLogger(std::string                  name
 		std::filesystem::create_directories(parent);
 	}

-	auto sink =
-	    std::make_shared<spdlog::sinks::basic_file_sink_mt>(path.native(), true);
+	const bool truncate = std::getenv(Log::RelaunchedVariable) == nullptr;
+	auto       sink = std::make_shared<spdlog::sinks::basic_file_sink_mt>(path.native(), truncate);
 	return MakeLogger(std::move(name), std::move(sink));
 }

@@ -21,6 +21,10 @@ struct Lifecycle {

 enum class Direction { Silent, Console, File };

+// Set by LoadExec for the program it starts, which continues the log file of the one it replaces
+// instead of starting it over.
+inline constexpr const char* RelaunchedVariable = "KYTY_RELAUNCHED";
+
 Direction GetDirection();
 bool      IsSilent();
 void      Write(std::string_view text);
@@ -47,20 +51,26 @@ inline constexpr auto BrightWhite   = fmt::fg(fmt::terminal_color::bright_white)

 } // namespace Color

+// Out of line, so callers on small guest stacks (fibers) do not reserve the formatting frame.
+template <typename... Args>
+[[gnu::noinline]] void Printf(fmt::text_style style, const char* format, const Args&... args) {
+	Write(style, fmt::sprintf(format, args...));
+}
+
 } // namespace Log

 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
 #define LOGF(...)                                                                                  \
 	do {                                                                                           \
 		if (!::Log::IsSilent()) {                                                                  \
-			::Log::Write(::fmt::sprintf(__VA_ARGS__));                                             \
+			::Log::Printf({}, __VA_ARGS__);                                                        \
 		}                                                                                          \
 	} while (false)
 // NOLINTNEXTLINE(cppcoreguidelines-macro-usage)
 #define LOGF_COLOR(style, ...)                                                                     \
 	do {                                                                                           \
 		if (!::Log::IsSilent()) {                                                                  \
-			::Log::Write((style), ::fmt::sprintf(__VA_ARGS__));                                    \
+			::Log::Printf((style), __VA_ARGS__);                                                   \
 		}                                                                                          \
 	} while (false)

@@ -45,6 +45,7 @@ bool        SysFileTruncate(sys_file_t& f, uint64_t size); // NOLINT(google-runt
 bool        SysFileUnlink(sys_file_t&                  f,
                          const std::filesystem::path& name); // NOLINT(google-runtime-references)
 uint64_t    SysFileSize(const std::filesystem::path& file_name);
+bool        SysFileGetInfo(const std::filesystem::path& name, bool* is_file, uint64_t* size);
 bool        SysFileIsError(sys_file_t& f); // NOLINT(google-runtime-references)
 bool        SysFileIsDirectoryExisting(const std::filesystem::path& path);
 bool        SysFileIsFileExisting(const std::filesystem::path& name);
@@ -54,7 +54,7 @@ struct sys_file_t {
 #endif

 static std::filesystem::path get_internal_name(const std::filesystem::path& name) {
-	return name.is_absolute() ? name : (std::filesystem::path(".") / name);
+	return name.empty() || name.is_absolute() ? name : (std::filesystem::path(".") / name);
 }

 // Pass access-pattern hints to the host.
@@ -152,42 +152,29 @@ void SysFileWrite(const void* data, uint32_t size, sys_file_t& f, uint32_t* byte
 	}
 }

-sys_file_t* SysFileCreate(const std::filesystem::path& file_name) {
+static sys_file_t* OpenHostFile(const std::filesystem::path& file_name, const char* mode,
+                               sys_file_cache_type_t cache_type) {
 	auto* ret = new sys_file_t;
-
-	auto real_name     = get_internal_name(file_name);
-	auto real_name_str = real_name.string();
-
-	ret->f = fopen(real_name_str.c_str(), "w+");
-
-	if (ret->f == nullptr) {
-		printf("can't create file: %s\n", real_name_str.c_str());
+	ret->f = fopen(get_internal_name(file_name).c_str(), mode);
+	ret->type = ret->f == nullptr ? SYS_FILE_ERROR : SYS_FILE_FILE;
+	if (ret->f != nullptr) {
+		// Independent handles must observe writes and truncation immediately.
+		setvbuf(ret->f, nullptr, _IONBF, 0);
+		apply_cache_hint(ret->f, cache_type);
 	}
+	return ret;
+}

-	ret->type = SYS_FILE_FILE;
-
+sys_file_t* SysFileCreate(const std::filesystem::path& file_name) {
+	auto* ret = OpenHostFile(file_name, "w+", SYS_FILE_CACHE_AUTO);
+	if (ret->f == nullptr) {
+		printf("can't create file: %s\n", file_name.c_str());
+	}
 	return ret;
 }

 sys_file_t* SysFileOpenR(const std::filesystem::path& file_name, sys_file_cache_type_t cache_type) {
-	auto* ret = new sys_file_t;
-
-	ret->type = SYS_FILE_FILE;
-
-	auto internal_name     = get_internal_name(file_name);
-	auto internal_name_str = internal_name.string();
-
-	FILE* f = fopen(internal_name_str.c_str(), "r");
-
-	if (f == nullptr) {
-		ret->type = SYS_FILE_ERROR;
-	}
-
-	apply_cache_hint(f, cache_type);
-
-	ret->f = f;
-
-	return ret;
+	return OpenHostFile(file_name, "r", cache_type);
 }

 sys_file_t* SysFileOpen(uint8_t* buf, uint32_t buf_size) {
@@ -215,46 +202,12 @@ sys_file_t* SysFileCreate() {
 }

 sys_file_t* SysFileOpenW(const std::filesystem::path& file_name, sys_file_cache_type_t cache_type) {
-	auto* ret = new sys_file_t;
-
-	auto real_name     = get_internal_name(file_name);
-	auto real_name_str = real_name.string();
-
-	FILE* f = fopen(real_name_str.c_str(), "r+");
-
-	if (f == nullptr) {
-		ret->type = SYS_FILE_ERROR;
-	} else {
-		ret->type = SYS_FILE_FILE;
-	}
-
-	apply_cache_hint(f, cache_type);
-
-	ret->f = f;
-
-	return ret;
+	return OpenHostFile(file_name, "r+", cache_type);
 }

 sys_file_t* SysFileOpenRw(const std::filesystem::path& file_name,
                          sys_file_cache_type_t        cache_type) {
-	auto* ret = new sys_file_t;
-
-	auto real_name     = get_internal_name(file_name);
-	auto real_name_str = real_name.string();
-
-	FILE* f = fopen(real_name_str.c_str(), "r+");
-
-	if (f == nullptr) {
-		ret->type = SYS_FILE_ERROR;
-	} else {
-		ret->type = SYS_FILE_FILE;
-	}
-
-	apply_cache_hint(f, cache_type);
-
-	ret->f = f;
-
-	return ret;
+	return OpenHostFile(file_name, "r+", cache_type);
 }

 void SysFileClose(sys_file_t* f) {
@@ -297,10 +250,21 @@ uint64_t SysFileSize(sys_file_t& f) {
 	return 0;
 }

+bool SysFileGetInfo(const std::filesystem::path& name, bool* is_file, uint64_t* size) {
+	const auto path = get_internal_name(name);
+	struct stat info {};
+	if (stat(path.c_str(), &info) != 0) {
+		return false;
+	}
+	*is_file = !S_ISDIR(info.st_mode);
+	*size = *is_file ? static_cast<uint64_t>(info.st_size) : 0;
+	return true;
+}
+
 uint64_t SysFileSize(const std::filesystem::path& file_name) {
-	sys_file_t* f    = SysFileOpenR(file_name);
-	uint64_t    size = SysFileSize(*f);
-	SysFileClose(f);
+	bool is_file;
+	uint64_t size = 0;
+	SysFileGetInfo(file_name, &is_file, &size);
 	return size;
 }

@@ -353,29 +317,15 @@ bool SysFileIsError(sys_file_t& f) {
 }

 bool SysFileIsDirectoryExisting(const std::filesystem::path& path) {
-	auto real_name     = get_internal_name(path);
-	auto real_name_str = real_name.string();
-
-	struct stat s {};
-
-	if (0 != stat(real_name_str.c_str(), &s)) {
-		return false;
-	}
-
-	return S_ISDIR(s.st_mode); // NOLINT
+	bool is_file;
+	uint64_t size;
+	return SysFileGetInfo(path, &is_file, &size) && !is_file;
 }

 bool SysFileIsFileExisting(const std::filesystem::path& name) {
-	auto real_name     = get_internal_name(name);
-	auto real_name_str = real_name.string();
-
-	struct stat s {};
-
-	if (0 != stat(real_name_str.c_str(), &s)) {
-		return false;
-	}
-
-	return !S_ISDIR(s.st_mode); // NOLINT
+	bool is_file;
+	uint64_t size;
+	return SysFileGetInfo(name, &is_file, &size) && is_file;
 }

 bool SysFileCreateDirectory(const std::filesystem::path& path) {
@@ -417,7 +367,7 @@ bool SysFileDeleteFile(const std::filesystem::path& name) {

 bool SysFileFlush(sys_file_t& f) {
 	if (f.type == SYS_FILE_FILE && f.f != nullptr) {
-		return (fflush(f.f) == 0);
+		return fflush(f.f) == 0 && fsync(fileno(f.f)) == 0;
 	}

 	return false;
@@ -266,19 +266,27 @@ uint64_t SysFileSize(sys_file_t& f) {
 	return 0;
 }

-uint64_t SysFileSize(const std::filesystem::path& file_name) {
-	LARGE_INTEGER             s;
-	WIN32_FILE_ATTRIBUTE_DATA a;
-
-	auto wide = file_name.wstring();
-	if (GetFileAttributesExW(wide.c_str(), GetFileExInfoStandard, &a) == 0) {
-		return 0;
+bool SysFileGetInfo(const std::filesystem::path& name, bool* is_file, uint64_t* size) {
+	const bool directory_path = !name.empty() && !name.has_filename() && name != name.root_path();
+	WIN32_FILE_ATTRIBUTE_DATA info {};
+	if (GetFileAttributesExW(directory_path ? name.parent_path().c_str() : name.c_str(),
+	                         GetFileExInfoStandard, &info) == 0) {
+		return false;
 	}
+	const bool file = (info.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) == 0;
+	if (directory_path && file) {
+		return false;
+	}
+	*is_file = file;
+	*size = *is_file ? ((static_cast<uint64_t>(info.nFileSizeHigh) << 32u) | info.nFileSizeLow) : 0;
+	return true;
+}

-	s.HighPart = static_cast<LONG>(a.nFileSizeHigh);
-	s.LowPart  = a.nFileSizeLow;
-
-	return s.QuadPart;
+uint64_t SysFileSize(const std::filesystem::path& file_name) {
+	bool is_file;
+	uint64_t size = 0;
+	SysFileGetInfo(file_name, &is_file, &size);
+	return size;
 }

 bool SysFileTruncate(sys_file_t& f, uint64_t size) {
@@ -346,17 +354,15 @@ bool SysFileIsError(sys_file_t& f) {
 }

 bool SysFileIsDirectoryExisting(const std::filesystem::path& path) {
-	auto  wide = path.wstring();
-	DWORD a    = GetFileAttributesW(wide.c_str());
-	return a != INVALID_FILE_ATTRIBUTES &&
-	       ((a & static_cast<DWORD>(FILE_ATTRIBUTE_DIRECTORY)) != 0u);
+	bool is_file;
+	uint64_t size;
+	return SysFileGetInfo(path, &is_file, &size) && !is_file;
 }

 bool SysFileIsFileExisting(const std::filesystem::path& name) {
-	auto  wide = name.wstring();
-	DWORD a    = GetFileAttributesW(wide.c_str());
-	return a != INVALID_FILE_ATTRIBUTES &&
-	       ((a & static_cast<DWORD>(FILE_ATTRIBUTE_DIRECTORY)) == 0u);
+	bool is_file;
+	uint64_t size;
+	return SysFileGetInfo(name, &is_file, &size) && is_file;
 }

 bool SysFileCreateDirectory(const std::filesystem::path& path) {
@@ -2,52 +2,13 @@

 #include "common/emulatorConfig.h"

-#include <algorithm>
 #include <common/TracyProtocol.hpp>
 #include <common/TracyVersion.hpp>
 #include <cstdio>
 #include <tracy/Tracy.hpp>
-#include <vector>
-
-namespace {
-
-thread_local std::vector<Profiler::ScopedBlock*> g_block_stack;
-
-void RemoveBlock(Profiler::ScopedBlock* block) {
-	auto block_it = std::find(g_block_stack.rbegin(), g_block_stack.rend(), block);
-	if (block_it != g_block_stack.rend()) {
-		g_block_stack.erase(std::next(block_it).base());
-	}
-}
-
-} // namespace

 namespace Profiler {

-ScopedBlock::ScopedBlock(const tracy::SourceLocationData* source_location) {
-	if (tracy::ProfilerAvailable()) {
-		m_zone.emplace(source_location, TRACY_CALLSTACK, true);
-		g_block_stack.push_back(this);
-	}
-}
-
-ScopedBlock::~ScopedBlock() {
-	End();
-}
-
-void ScopedBlock::End() {
-	if (m_zone.has_value()) {
-		m_zone.reset();
-		RemoveBlock(this);
-	}
-}
-
-void EndBlock() {
-	if (!g_block_stack.empty()) {
-		g_block_stack.back()->End();
-	}
-}
-
 void SetThreadName(const char* name) {
 	if (tracy::ProfilerAvailable() && name != nullptr) {
 		tracy::SetThreadName(name);
@@ -4,7 +4,6 @@
 #include "common/common.h"

 #include <cstdint>
-#include <optional>
 #include <tracy/Tracy.hpp> // IWYU pragma: export

 namespace profiler::colors {
@@ -23,22 +22,6 @@ inline constexpr uint32_t DeepOrangeA200 = 0xff6e40;

 namespace Profiler {

-class ScopedBlock {
-public:
-	explicit ScopedBlock(const tracy::SourceLocationData* source_location);
-	ScopedBlock(const ScopedBlock&)            = delete;
-	ScopedBlock& operator=(const ScopedBlock&) = delete;
-	ScopedBlock(ScopedBlock&&)                 = delete;
-	ScopedBlock& operator=(ScopedBlock&&)      = delete;
-	~ScopedBlock();
-
-	void End();
-
-private:
-	std::optional<tracy::ScopedZone> m_zone;
-};
-
-void EndBlock();
 void SetThreadName(const char* name);

 void Initialize();
@@ -66,19 +49,11 @@ struct Lifecycle {
 	    kyty_profiler_source_location_, line) {name, TracyFunction, TracyFile,                     \
 	                                           static_cast<uint32_t>(line),                        \
 	                                           KYTY_PROFILER_COLOR_OR_DEFAULT(0, __VA_ARGS__)};    \
-	Profiler::ScopedBlock KYTY_PROFILER_CONCAT(kyty_profiler_block_, line)(                        \
-	    &KYTY_PROFILER_CONCAT(kyty_profiler_source_location_, line))
+	tracy::ScopedZone KYTY_PROFILER_CONCAT(kyty_profiler_block_, line)(                           \
+	    &KYTY_PROFILER_CONCAT(kyty_profiler_source_location_, line),                              \
+	    TRACY_CALLSTACK, tracy::ProfilerAvailable())

-#define KYTY_PROFILER_FUNCTION(...) KYTY_PROFILER_FUNCTION_IMPL(__LINE__ __VA_OPT__(, ) __VA_ARGS__)
-#define KYTY_PROFILER_FUNCTION_IMPL(line, ...)                                                     \
-	static constexpr tracy::SourceLocationData KYTY_PROFILER_CONCAT(                               \
-	    kyty_profiler_source_location_, line) {nullptr, TracyFunction, TracyFile,                  \
-	                                           static_cast<uint32_t>(line),                        \
-	                                           KYTY_PROFILER_COLOR_OR_DEFAULT(0, __VA_ARGS__)};    \
-	Profiler::ScopedBlock KYTY_PROFILER_CONCAT(kyty_profiler_block_, line)(                        \
-	    &KYTY_PROFILER_CONCAT(kyty_profiler_source_location_, line))
-
-#define KYTY_PROFILER_END_BLOCK Profiler::EndBlock()
+#define KYTY_PROFILER_FUNCTION(...) KYTY_PROFILER_BLOCK(nullptr __VA_OPT__(, ) __VA_ARGS__)

 #define KYTY_PROFILER_THREAD(name) Profiler::SetThreadName(name)

@@ -2,17 +2,12 @@

 #include "common/assert.h"

-#include <algorithm>
 #include <atomic>
 #include <cerrno>
 #include <chrono>             // IWYU pragma: keep
 #include <condition_variable> // IWYU pragma: keep
 #include <mutex>

-#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS && KYTY_COMPILER == KYTY_COMPILER_CLANG
-#define KYTY_WIN_CS
-#endif
-
 // macOS has no clock_nanosleep.
 #if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS && !defined(__APPLE__)
 #define KYTY_POSIX_HIGH_RES_SLEEP
@@ -23,11 +18,10 @@
 #include <string>
 #include <thread>

-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 #include <windows.h> // IWYU pragma: keep
 // IWYU pragma: no_include <winbase.h>
-constexpr DWORD    KYTY_CS_SPIN_COUNT          = 4000;
-constexpr uint64_t KYTY_SLEEP_SPIN_LIMIT_100NS = 500; // 50 us
+constexpr DWORD KYTY_CS_SPIN_COUNT = 4000;

 #ifndef CREATE_WAITABLE_TIMER_HIGH_RESOLUTION
 #define CREATE_WAITABLE_TIMER_HIGH_RESOLUTION 0x00000002
@@ -38,30 +32,6 @@ static void SleepHighResolution100ns(uint64_t units_100ns) {
 		return;
 	}

-	// Keep spinning only where a kernel transition is
-	// likely to cost more than the requested delay; ordinary millisecond sleeps use the
-	// per-thread high-resolution waitable timer below.
-	if (units_100ns <= KYTY_SLEEP_SPIN_LIMIT_100NS) {
-		LARGE_INTEGER frequency {};
-		LARGE_INTEGER start {};
-		if (QueryPerformanceFrequency(&frequency) != 0 && QueryPerformanceCounter(&start) != 0 &&
-		    frequency.QuadPart > 0) {
-			const auto wait_ticks =
-			    static_cast<LONGLONG>((static_cast<long double>(units_100ns) *
-			                           static_cast<long double>(frequency.QuadPart)) /
-			                          10000000.0L);
-			const auto    deadline = start.QuadPart + std::max<LONGLONG>(wait_ticks, 1);
-			LARGE_INTEGER now {};
-			do {
-				if (QueryPerformanceCounter(&now) == 0) {
-					break;
-				}
-				YieldProcessor();
-			} while (now.QuadPart < deadline);
-			return;
-		}
-	}
-
 	thread_local HANDLE timer = CreateWaitableTimerExW(
 	    nullptr, nullptr, CREATE_WAITABLE_TIMER_HIGH_RESOLUTION, TIMER_ALL_ACCESS);
 	if (timer == nullptr) {
@@ -131,14 +101,13 @@ static SleepConditionVariableCS_func_t ResolveSleepConditionVariableCS() {
 #endif

 #ifdef KYTY_POSIX_HIGH_RES_SLEEP
-// Spin for very short waits; use an absolute deadline for longer waits.
+// An absolute deadline preserves the requested sleep across signal interruptions.
 static void SleepHighResolutionNanos(uint64_t nanos) {
 	if (nanos == 0) {
 		return;
 	}

 	constexpr uint64_t NANOS_PER_SEC = 1000000000;
-	constexpr uint64_t SPIN_LIMIT_NS = 50000; // below this a context switch dominates

 	timespec deadline {};
 	if (clock_gettime(CLOCK_MONOTONIC, &deadline) != 0) {
@@ -150,17 +119,6 @@ static void SleepHighResolutionNanos(uint64_t nanos) {
 	deadline.tv_sec += static_cast<time_t>(target_nsec / NANOS_PER_SEC);
 	deadline.tv_nsec = static_cast<long>(target_nsec % NANOS_PER_SEC);

-	if (nanos <= SPIN_LIMIT_NS) {
-		timespec now {};
-		do {
-			if (clock_gettime(CLOCK_MONOTONIC, &now) != 0) {
-				return;
-			}
-		} while (now.tv_sec < deadline.tv_sec ||
-		         (now.tv_sec == deadline.tv_sec && now.tv_nsec < deadline.tv_nsec));
-		return;
-	}
-
 	while (clock_nanosleep(CLOCK_MONOTONIC, TIMER_ABSTIME, &deadline, nullptr) == EINTR) {
 	}
 }
@@ -171,7 +129,7 @@ namespace Common {
 using thread_id_t = std::thread::id;

 struct MutexPrivate {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	MutexPrivate() { InitializeCriticalSectionAndSpinCount(&m_cs, KYTY_CS_SPIN_COUNT); }
 	~MutexPrivate() { DeleteCriticalSection(&m_cs); }
 	KYTY_CLASS_NO_COPY(MutexPrivate);
@@ -182,7 +140,7 @@ struct MutexPrivate {
 };

 struct CondVarPrivate {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	CondVarPrivate() {
 		static auto func = ResolveInitializeConditionVariable();
 		EXIT_NOT_IMPLEMENTED(func == nullptr);
@@ -254,7 +212,7 @@ void Thread::Detach() {
 }

 void Thread::SleepMicro(uint32_t micros) {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	SleepHighResolution100ns(static_cast<uint64_t>(micros) * 10);
 #elif defined(KYTY_POSIX_HIGH_RES_SLEEP)
 	SleepHighResolutionNanos(static_cast<uint64_t>(micros) * 1000);
@@ -264,7 +222,7 @@ void Thread::SleepMicro(uint32_t micros) {
 }

 void Thread::SleepNano(uint64_t nanos) {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	SleepHighResolution100ns((nanos + 99) / 100);
 #elif defined(KYTY_POSIX_HIGH_RES_SLEEP)
 	SleepHighResolutionNanos(nanos);
@@ -300,7 +258,7 @@ Mutex::~Mutex() {
 }

 void Mutex::Lock() {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	EnterCriticalSection(&m_mutex->m_cs);
 #else
 	m_mutex->m_mutex.lock();
@@ -308,7 +266,7 @@ void Mutex::Lock() {
 }

 void Mutex::Unlock() {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	LeaveCriticalSection(&m_mutex->m_cs);
 #else
 	m_mutex->m_mutex.unlock();
@@ -316,7 +274,7 @@ void Mutex::Unlock() {
 }

 bool Mutex::TryLock() {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	return (TryEnterCriticalSection(&m_mutex->m_cs) != 0);
 #else
 	return m_mutex->m_mutex.try_lock();
@@ -330,7 +288,7 @@ CondVar::~CondVar() {
 }

 void CondVar::Wait(Mutex* mutex) {
-#ifndef KYTY_WIN_CS
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
 	std::unique_lock<std::recursive_mutex> cpp_lock(mutex->m_mutex->m_mutex, std::adopt_lock_t());
 #endif
 	auto poll_callback = [&] {
@@ -338,7 +296,7 @@ void CondVar::Wait(Mutex* mutex) {
 		if (callback == nullptr) {
 			return;
 		}
-#if defined(KYTY_WIN_CS)
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 		LeaveCriticalSection(&mutex->m_mutex->m_cs);
 		callback();
 		EnterCriticalSection(&mutex->m_mutex->m_cs);
@@ -348,7 +306,7 @@ void CondVar::Wait(Mutex* mutex) {
 		cpp_lock.lock();
 #endif
 	};
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	static auto func = ResolveSleepConditionVariableCS();
 	EXIT_NOT_IMPLEMENTED(func == nullptr);
 	if (g_cond_wait_poll_callback == nullptr) {
@@ -378,10 +336,10 @@ void CondVar::SetWaitPollCallback(wait_poll_func_t callback) {

 bool CondVar::WaitFor(Mutex* mutex, uint32_t micros) {
 	bool ok = false;
-#ifndef KYTY_WIN_CS
+#if KYTY_PLATFORM != KYTY_PLATFORM_WINDOWS
 	std::unique_lock<std::recursive_mutex> cpp_lock(mutex->m_mutex->m_mutex, std::adopt_lock_t());
 #endif
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	static auto func = ResolveSleepConditionVariableCS();
 	EXIT_NOT_IMPLEMENTED(func == nullptr);
 	ok = !(func(&m_cond_var->m_cv, &mutex->m_mutex->m_cs, (micros < 1000 ? 1 : micros / 1000)) ==
@@ -396,7 +354,7 @@ bool CondVar::WaitFor(Mutex* mutex, uint32_t micros) {
 }

 void CondVar::Signal() {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	static auto func = ResolveWakeConditionVariable();
 	EXIT_NOT_IMPLEMENTED(func == nullptr);
 	func(&m_cond_var->m_cv);
@@ -406,7 +364,7 @@ void CondVar::Signal() {
 }

 void CondVar::SignalAll() {
-#ifdef KYTY_WIN_CS
+#if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 	static auto func = ResolveWakeAllConditionVariable();
 	EXIT_NOT_IMPLEMENTED(func == nullptr);
 	func(&m_cond_var->m_cv);
@@ -0,0 +1,447 @@
+#include "common/trophies.h"
+
+#include "common/file.h"
+#include "common/localization.h"
+
+#include <algorithm>
+#include <charconv>
+#include <fmt/format.h>
+#include <nlohmann/json.hpp>
+#include <span>
+
+namespace Common::Trophies {
+namespace {
+
+using Json  = nlohmann::json;
+using Files = std::map<std::string_view, std::span<const std::byte>>;
+
+constexpr uint64_t MaxUnlocksSize = uint64_t {1} << 20u;
+constexpr uint64_t MaxPackageSize = uint64_t {1} << 30u;
+
+uint64_t ReadBigEndian(const std::byte* data, size_t size) {
+	uint64_t value = 0;
+	for (size_t i = 0; i < size; ++i) {
+		value = (value << 8u) | std::to_integer<uint8_t>(data[i]);
+	}
+	return value;
+}
+
+int ReadId(const Json& value) {
+	if (value.is_number_integer()) {
+		const auto number = value.get<int64_t>();
+		return number >= 0 && number <= INT32_MAX ? static_cast<int>(number) : -1;
+	}
+	if (!value.is_string()) {
+		return -1;
+	}
+	const auto& text        = value.get_ref<const std::string&>();
+	int         id          = -1;
+	const auto [end, error] = std::from_chars(text.data(), text.data() + text.size(), id);
+	return error == std::errc {} && end == text.data() + text.size() && id >= 0 ? id : -1;
+}
+
+std::optional<uint64_t> ReadUnsigned(const Json& value) {
+	if (value.is_number_unsigned()) {
+		return value.get<uint64_t>();
+	}
+	if (value.is_number_integer()) {
+		const auto number = value.get<int64_t>();
+		return number >= 0 ? std::optional<uint64_t>(static_cast<uint64_t>(number)) : std::nullopt;
+	}
+	if (!value.is_string()) {
+		return std::nullopt;
+	}
+	const auto& text        = value.get_ref<const std::string&>();
+	uint64_t    number      = 0;
+	const auto [end, error] = std::from_chars(text.data(), text.data() + text.size(), number);
+	return error == std::errc {} && end == text.data() + text.size()
+	           ? std::optional<uint64_t>(number)
+	           : std::nullopt;
+}
+
+Json ReadJson(const Files& files, std::string_view name) {
+	const auto entry = files.find(name);
+	if (entry == files.end()) {
+		return {};
+	}
+	return Json::parse(entry->second.begin(), entry->second.end(), nullptr, false);
+}
+
+bool ReadFiles(std::span<const std::byte> data, Files& files, uint64_t& size) {
+	if (data.size() < 0x40 || data.size() > MaxPackageSize ||
+	    ReadBigEndian(data.data(), 4) != 0xb228c60a || ReadBigEndian(data.data() + 4, 4) != 1) {
+		return false;
+	}
+	size             = ReadBigEndian(data.data() + 8, 8);
+	const auto count = ReadBigEndian(data.data() + 0x10, 4);
+	const auto toc   = ReadBigEndian(data.data() + 0x14, 4);
+	if (size < 0x40 || size > data.size() || count > 4096 || toc > size ||
+	    0x20 + count * 0x40 > size - toc) {
+		return false;
+	}
+	for (uint64_t i = 0; i < count; ++i) {
+		const auto*            entry = data.data() + toc + 0x20 + i * 0x40;
+		const auto*            name  = reinterpret_cast<const char*>(entry);
+		const std::string_view filename(name, std::find(name, name + 0x20, '\0') - name);
+		const auto             offset = ReadBigEndian(entry + 0x20, 8);
+		const auto             length = ReadBigEndian(entry + 0x28, 8);
+		if (offset > size || length > size - offset) {
+			return false;
+		}
+		files.emplace(filename, data.subspan(offset, length));
+	}
+	return true;
+}
+
+Package ParsePackage(std::span<const std::byte> data, int console_language) {
+	Files    files;
+	uint64_t size = 0;
+	if (!ReadFiles(data, files, size)) {
+		return {};
+	}
+	const auto conf = ReadJson(files, "tropconf.json");
+	if (!conf.is_object() || !conf.contains("trophies") || !conf["trophies"].is_array() ||
+	    conf["trophies"].size() > 1000 || !conf.contains("defaultLanguage") ||
+	    !conf["defaultLanguage"].is_string()) {
+		return {};
+	}
+	const auto locale = Localization::LocaleName(console_language);
+	auto meta = ReadJson(files, fmt::format("tropmeta_{}.json", locale));
+	if (meta.is_null()) {
+		meta = ReadJson(files, fmt::format("tropmeta_{}.json",
+		                                   conf["defaultLanguage"].get_ref<const std::string&>()));
+	}
+	if (!meta.is_object() || !meta.contains("metadata") || !meta["metadata"].is_object()) {
+		return {};
+	}
+	const auto& texts = meta["metadata"];
+	if (!texts.contains("titleMetadata") || !texts["titleMetadata"].is_object() ||
+	    !texts["titleMetadata"].contains("name") || !texts["titleMetadata"]["name"].is_string() ||
+	    !texts.contains("trophyMetadata") || !texts["trophyMetadata"].is_array()) {
+		return {};
+	}
+	Package package;
+	package.title = texts["titleMetadata"]["name"].get<std::string>();
+	package.groups.emplace(-1, package.title);
+	uint64_t icon_bytes = 0;
+	for (const auto& definition: conf["trophies"]) {
+		if (!definition.is_object() || !definition.contains("id") ||
+		    !definition.contains("grade") || !definition["grade"].is_string()) {
+			return {};
+		}
+		Trophy trophy;
+		trophy.id              = ReadId(definition["id"]);
+		const auto grade       = definition["grade"].get<std::string>();
+		const auto grade_index = std::string_view("PGSB").find(grade);
+		if (trophy.id < 0 || grade.size() != 1 || grade_index == std::string_view::npos) {
+			return {};
+		}
+		trophy.grade = static_cast<int>(grade_index) + 1;
+		if (definition.contains("groupId")) {
+			trophy.group_id = ReadId(definition["groupId"]);
+			if (trophy.group_id < 0) {
+				return {};
+			}
+		}
+		if (definition.contains("platinumTrophyId")) {
+			trophy.platinum_id = ReadId(definition["platinumTrophyId"]);
+		}
+		trophy.hidden     = definition.contains("hidden") && definition["hidden"] == true;
+		trophy.has_reward = definition.contains("hasReward") && definition["hasReward"] == true;
+		if (definition.contains("unlockCondition")) {
+			const auto& condition = definition["unlockCondition"];
+			if (condition.is_object()) {
+				trophy.progressive =
+				    condition.contains("progressive") && condition["progressive"] == true;
+				if (condition.contains("udsStatId")) {
+					trophy.uds_stat_id = ReadUnsigned(condition["udsStatId"]);
+					if (!trophy.uds_stat_id) {
+						return {};
+					}
+				}
+				if (condition.contains("targetValue")) {
+					trophy.target = ReadUnsigned(condition["targetValue"]);
+				}
+				const auto comparison = condition.find("comparator");
+				if (comparison != condition.end()) {
+					if (*comparison == "ge")
+						trophy.comparison = Comparison::GreaterEqual;
+					else if (*comparison == "gt")
+						trophy.comparison = Comparison::Greater;
+					else if (*comparison == "le")
+						trophy.comparison = Comparison::LessEqual;
+					else if (*comparison == "lt")
+						trophy.comparison = Comparison::Less;
+				}
+			}
+		}
+		const auto icon = files.find(fmt::format("trop{:04}.png", trophy.id));
+		if (icon != files.end()) {
+			if (icon->second.size() > size - icon_bytes) {
+				return {};
+			}
+			trophy.icon_png.assign(icon->second.begin(), icon->second.end());
+			icon_bytes += icon->second.size();
+		}
+		package.groups.try_emplace(trophy.group_id);
+		if (package.groups.size() > 50 ||
+		    !package.trophies.emplace(trophy.id, std::move(trophy)).second) {
+			return {};
+		}
+	}
+	if (texts.contains("groupMetadata") && texts["groupMetadata"].is_array()) {
+		for (const auto& group: texts["groupMetadata"]) {
+			if (group.is_object() && group.contains("id") && group.contains("name") &&
+			    group["name"].is_string()) {
+				const auto found = package.groups.find(ReadId(group["id"]));
+				if (found != package.groups.end()) {
+					found->second = group["name"].get<std::string>();
+				}
+			}
+		}
+	}
+	for (const auto& text: texts["trophyMetadata"]) {
+		if (!text.is_object() || !text.contains("id")) {
+			continue;
+		}
+		const auto found = package.trophies.find(ReadId(text["id"]));
+		if (found == package.trophies.end()) {
+			continue;
+		}
+		for (const auto& [key, field]: {std::pair {"name", &found->second.name},
+		                                {"detail", &found->second.description},
+		                                {"reward", &found->second.reward}}) {
+			if (text.contains(key) && text[key].is_string()) {
+				*field = text[key].get<std::string>();
+			}
+		}
+	}
+	return package;
+}
+
+} // namespace
+
+Package LoadPackage(const std::filesystem::path& path, int console_language) {
+	File file(path, File::Mode::Read);
+	if (file.IsInvalid() || file.Size() > MaxPackageSize) {
+		return {};
+	}
+	return ParsePackage(file.ReadWholeBuffer(), console_language);
+}
+
+std::filesystem::path PackagePath(uint32_t service_label) {
+	return std::filesystem::path(PackageDirectory) / fmt::format("trophy{:02}.ucp", service_label);
+}
+
+std::filesystem::path UnlocksPath(const std::filesystem::path& root, std::string_view title_id,
+                                  int user_id, uint32_t service_label) {
+	if (title_id.empty() || !std::all_of(title_id.begin(), title_id.end(), [](char c) {
+		    return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') ||
+		           c == '_' || c == '-';
+	    })) {
+		return {};
+	}
+	return root / "_Trophies" / title_id /
+	       fmt::format("trophies_{}_{}.json", user_id, service_label);
+}
+
+UnlockData LoadUnlockData(const std::filesystem::path& path) {
+	File file(path, File::Mode::Read);
+	if (file.IsInvalid() || file.Size() > MaxUnlocksSize) {
+		return {};
+	}
+	const auto bytes = file.ReadWholeBuffer();
+	const auto json  = Json::parse(bytes.begin(), bytes.end(), nullptr, false);
+	if (!json.is_object() || !json.contains("unlockedTrophies") ||
+	    !json["unlockedTrophies"].is_array()) {
+		return {};
+	}
+	UnlockData unlocks;
+	for (const auto& value: json["unlockedTrophies"]) {
+		const auto id = ReadId(value);
+		if (id >= 0) {
+			unlocks.unlocked.insert(id);
+		}
+	}
+	if (json.contains("unlockedAt") && json["unlockedAt"].is_object()) {
+		for (auto it = json["unlockedAt"].begin(); it != json["unlockedAt"].end(); ++it) {
+			const auto id = ReadId(Json(it.key()));
+			if (id >= 0 && unlocks.unlocked.contains(id)) {
+				const auto tick = ReadUnsigned(it.value());
+				if (tick && *tick >= UnixEpochTick && *tick <= 315537897599999999ULL) {
+					unlocks.timestamps.emplace(id, *tick);
+				}
+			}
+		}
+	}
+	return unlocks;
+}
+
+bool SaveUnlockData(const std::filesystem::path& path, const UnlockData& unlocks) {
+	if (path.empty() || !File::CreateDirectories(path.parent_path())) {
+		return false;
+	}
+	Json timestamps = Json::object();
+	for (const auto& [id, tick]: unlocks.timestamps) {
+		if (unlocks.unlocked.contains(id)) {
+			timestamps[std::to_string(id)] = tick;
+		}
+	}
+	const auto text =
+	    Json {{"unlockedTrophies", unlocks.unlocked}, {"unlockedAt", timestamps}}.dump();
+	auto temporary = path;
+	temporary += ".tmp";
+	File file;
+	if (text.size() > MaxUnlocksSize || !file.Create(temporary)) {
+		return false;
+	}
+	uint32_t written = 0;
+	file.Write(text.data(), static_cast<uint32_t>(text.size()), &written);
+	const bool complete = written == text.size() && file.Flush();
+	file.Close();
+	std::error_code error;
+	if (complete) {
+		std::filesystem::rename(temporary, path, error);
+		if (!error) {
+			return true;
+		}
+	}
+	std::filesystem::remove(temporary, error);
+	return false;
+}
+
+UdsRules LoadUdsRules(const std::filesystem::path& path) {
+	File file(path, File::Mode::Read);
+	if (file.IsInvalid() || file.Size() > MaxPackageSize) {
+		return {};
+	}
+	const auto bytes = file.ReadWholeBuffer();
+	Files      files;
+	uint64_t   size = 0;
+	if (!ReadFiles(bytes, files, size)) {
+		return {};
+	}
+	const auto definitions = ReadJson(files, "stats_definition.json");
+	const auto extraction  = ReadJson(files, "stats_extraction.json");
+	if (!definitions.is_object() || !definitions.contains("statDefinitionArray") ||
+	    !definitions["statDefinitionArray"].is_array() || !extraction.is_object() ||
+	    !extraction.contains("statsExtractionRuleArray") ||
+	    !extraction["statsExtractionRuleArray"].is_array()) {
+		return {};
+	}
+	// Only direct unsigned latest-value stats are evaluated here. Aggregated stats
+	// and filtered/nested extraction require UDS state and event types we do not implement.
+	std::map<uint64_t, bool> stats;
+	for (const auto& definition: definitions["statDefinitionArray"]) {
+		if (!definition.is_object() || !definition.contains("statId") ||
+		    !definition.contains("aggregation") || definition["aggregation"] != "latest" ||
+		    !definition.contains("dataType")) {
+			continue;
+		}
+		const auto  id   = ReadUnsigned(definition["statId"]);
+		const auto& type = definition["dataType"];
+		if (!id || (type != "uint64" && type != "uint32")) {
+			continue;
+		}
+		const uint64_t maximum = type == "uint32" ? UINT32_MAX : UINT64_MAX;
+		if ((definition.contains("minValue") && ReadUnsigned(definition["minValue"]) != 0) ||
+		    (definition.contains("maxValue") && ReadUnsigned(definition["maxValue"]) != maximum)) {
+			continue;
+		}
+		stats.emplace(*id, type == "uint32");
+	}
+	UdsRules events;
+	for (const auto& rule: extraction["statsExtractionRuleArray"]) {
+		if (!rule.is_object() || !rule.contains("condition") || !rule.contains("action")) {
+			continue;
+		}
+		const auto& condition = rule["condition"];
+		const auto& action    = rule["action"];
+		if (!condition.is_object() || condition.size() != 1 || !condition.contains("eventName") ||
+		    !condition["eventName"].is_string() || !action.is_object() ||
+		    !action.contains("input") || !action["input"].is_string() ||
+		    !action.contains("output") || !action["output"].is_object() ||
+		    !action["output"].contains("statId")) {
+			continue;
+		}
+		const auto  id    = ReadUnsigned(action["output"]["statId"]);
+		const auto& input = action["input"].get_ref<const std::string&>();
+		if (!id || !stats.contains(*id) || !input.starts_with("$.") || input.size() == 2 ||
+		    input.find_first_not_of(
+		        "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789_", 2) !=
+		        std::string::npos) {
+			continue;
+		}
+		events[condition["eventName"].get<std::string>()].push_back(
+		    {*id, input.substr(2), stats.at(*id)});
+	}
+	return events;
+}
+
+std::filesystem::path UdsPackagePath(uint32_t service_label) {
+	return std::filesystem::path("sce_sys/uds") / fmt::format("uds{:02}.ucp", service_label);
+}
+
+std::vector<int> FindUdsTrophies(const Package& package, std::string_view event_name,
+                                 const std::map<std::string, UdsInteger>& properties) {
+	const auto rules = package.event_rules.find(std::string(event_name));
+	if (rules == package.event_rules.end()) {
+		return {};
+	}
+	std::vector<int> ids;
+	for (const auto& [id, trophy]: package.trophies) {
+		if (trophy.grade == 1 || !trophy.uds_stat_id || !trophy.target) {
+			continue;
+		}
+		for (const auto& rule: rules->second) {
+			const auto value = properties.find(rule.input);
+			if (rule.stat_id != *trophy.uds_stat_id || value == properties.end()) {
+				continue;
+			}
+			std::optional<uint64_t> number;
+			if (rule.is_uint32) {
+				if (const auto* input = std::get_if<uint32_t>(&value->second)) number = *input;
+			} else if (const auto* input = std::get_if<uint64_t>(&value->second)) {
+				number = *input;
+			}
+			if (!number) continue;
+			bool matched = false;
+			switch (trophy.comparison) {
+				case Comparison::GreaterEqual: matched = *number >= *trophy.target; break;
+				case Comparison::Greater: matched = *number > *trophy.target; break;
+				case Comparison::LessEqual: matched = *number <= *trophy.target; break;
+				case Comparison::Less: matched = *number < *trophy.target; break;
+				case Comparison::None: break;
+			}
+			if (matched) {
+				ids.push_back(id);
+				break;
+			}
+		}
+	}
+	return ids;
+}
+
+uint32_t Progress::Percentage() const {
+	const auto points        = total_grade[2] * 6 + total_grade[3] * 2 + total_grade[4];
+	const auto earned_points = earned_grade[2] * 6 + earned_grade[3] * 2 + earned_grade[4];
+	return points == 0 ? 0 : earned_points * 100 / points;
+}
+
+Progress GetProgress(const Package& package, const UnlockData& unlocks, std::optional<int> group) {
+	Progress progress;
+	for (const auto& [id, trophy]: package.trophies) {
+		if (group && trophy.group_id != *group) {
+			continue;
+		}
+		++progress.total;
+		++progress.total_grade[trophy.grade];
+		if (unlocks.unlocked.contains(id)) {
+			++progress.earned;
+			++progress.earned_grade[trophy.grade];
+		}
+	}
+	return progress;
+}
+
+} // namespace Common::Trophies
@@ -0,0 +1,87 @@
+#ifndef KYTY_COMMON_TROPHIES_H_
+#define KYTY_COMMON_TROPHIES_H_
+
+#include <array>
+#include <cstddef>
+#include <cstdint>
+#include <filesystem>
+#include <map>
+#include <optional>
+#include <set>
+#include <string>
+#include <string_view>
+#include <variant>
+#include <vector>
+
+namespace Common::Trophies {
+
+inline constexpr char     PackageDirectory[] = "sce_sys/trophy2";
+inline constexpr uint64_t UnixEpochTick      = 62135596800000000ULL;
+
+enum class Comparison { None, GreaterEqual, Greater, LessEqual, Less };
+
+struct Trophy {
+	int                     id          = 0;
+	int                     group_id    = -1;
+	int                     platinum_id = -1;
+	int                     grade       = 0;
+	std::optional<uint64_t> target;
+	std::optional<uint64_t> uds_stat_id;
+	Comparison              comparison  = Comparison::None;
+	bool                    progressive = false;
+	std::string             name;
+	std::string             description;
+	std::string             reward;
+	std::vector<std::byte>  icon_png;
+	bool                    hidden     = false;
+	bool                    has_reward = false;
+};
+
+struct UdsRule {
+	uint64_t    stat_id;
+	std::string input;
+	bool        is_uint32;
+};
+
+using UdsRules   = std::map<std::string, std::vector<UdsRule>>;
+using UdsInteger = std::variant<int32_t, uint32_t, uint64_t>;
+
+struct Package {
+	std::string                title;
+	std::map<int, std::string> groups;
+	std::map<int, Trophy>      trophies;
+	UdsRules                   event_rules;
+};
+
+struct UnlockData {
+	std::set<int>           unlocked;
+	std::map<int, uint64_t> timestamps;
+};
+
+struct Progress {
+	std::array<uint32_t, 5> total_grade {};
+	std::array<uint32_t, 5> earned_grade {};
+	uint32_t                total  = 0;
+	uint32_t                earned = 0;
+
+	[[nodiscard]] uint32_t Percentage() const;
+};
+
+[[nodiscard]] Progress GetProgress(const Package& package, const UnlockData& unlocks,
+                                   std::optional<int> group = std::nullopt);
+
+[[nodiscard]] Package LoadPackage(const std::filesystem::path& path, int console_language);
+[[nodiscard]] std::filesystem::path PackagePath(uint32_t service_label);
+[[nodiscard]] std::filesystem::path UdsPackagePath(uint32_t service_label);
+[[nodiscard]] UdsRules              LoadUdsRules(const std::filesystem::path& path);
+[[nodiscard]] std::vector<int> FindUdsTrophies(const Package& package, std::string_view event_name,
+                                               const std::map<std::string, UdsInteger>& properties);
+[[nodiscard]] std::filesystem::path UnlocksPath(const std::filesystem::path& root,
+                                                std::string_view title_id, int user_id,
+                                                uint32_t service_label);
+[[nodiscard]] UnlockData            LoadUnlockData(const std::filesystem::path& path);
+[[nodiscard]] bool SaveUnlockData(const std::filesystem::path& path, const UnlockData& unlocks);
+
+} // namespace Common::Trophies
+
+#endif // KYTY_COMMON_TROPHIES_H_
@@ -0,0 +1,62 @@
+if(NOT DEFINED INPUTS OR NOT DEFINED OUTPUT)
+	message(FATAL_ERROR "embed_localization.cmake requires INPUTS and OUTPUT")
+endif()
+
+set(contents "// Generated from assets/localization; do not edit.\n#pragma once\n#include <span>\n#include <string_view>\n\nnamespace {\n")
+set(lookup "std::span<const unsigned char> EmbeddedCatalog(std::string_view locale) {\n")
+set(continuation "[89ab][0-9a-f]")
+string(CONCAT utf8_character
+	"[0-7][0-9a-f]|(c[2-9a-f]|d[0-9a-f])${continuation}"
+	"|e0[ab][0-9a-f]${continuation}|e[1-9abcef]${continuation}${continuation}"
+	"|ed[89][0-9a-f]${continuation}|f0[9ab][0-9a-f]${continuation}${continuation}"
+	"|f[123]${continuation}${continuation}${continuation}|f48[0-9a-f]${continuation}${continuation}")
+foreach(catalog IN LISTS INPUTS)
+	file(READ "${catalog}" bytes HEX)
+	# Validate UTF-8, excluding overlong sequences, surrogates, and values above U+10FFFF.
+	if(NOT bytes MATCHES "^(${utf8_character})*$")
+		message(FATAL_ERROR "Localization must be UTF-8: ${catalog}")
+	endif()
+	file(READ "${catalog}" json)
+	string(JSON type ERROR_VARIABLE error TYPE "${json}")
+	if(error OR NOT type STREQUAL "OBJECT")
+		message(FATAL_ERROR "Invalid localization object in ${catalog}: ${error}")
+	endif()
+	string(JSON count LENGTH "${json}")
+	if(count GREATER 0)
+		math(EXPR last "${count} - 1")
+		foreach(index RANGE ${last})
+			string(JSON key MEMBER "${json}" ${index})
+			string(JSON type TYPE "${json}" "${key}")
+			if(NOT type STREQUAL "STRING")
+				message(FATAL_ERROR "Localization value '${key}' must be a string: ${catalog}")
+			endif()
+			string(JSON text GET "${json}" "${key}")
+			if(key STREQUAL "" OR text STREQUAL "")
+				message(FATAL_ERROR "Localization keys and values must not be empty: ${catalog}")
+			endif()
+		endforeach()
+	endif()
+	get_filename_component(locale "${catalog}" NAME_WE)
+	if(locale STREQUAL "en-US")
+		string(JSON earned ERROR_VARIABLE error GET "${json}" "trophy.toast.earned")
+		if(error OR earned STREQUAL "")
+			message(FATAL_ERROR "English localization requires trophy.toast.earned: ${catalog}")
+		endif()
+		set(english_found TRUE)
+	endif()
+	string(MAKE_C_IDENTIFIER "${locale}" symbol)
+	string(REGEX REPLACE "(..)" "0x\\1," bytes "${bytes}")
+	string(APPEND contents "constexpr unsigned char catalog_${symbol}[] = {${bytes}};\n")
+	string(APPEND lookup "\tif (locale == \"${locale}\") return catalog_${symbol};\n")
+endforeach()
+if(NOT english_found)
+	message(FATAL_ERROR "Localization requires an en-US.json fallback")
+endif()
+string(APPEND contents "\n${lookup}\treturn {};\n}\n} // namespace\n")
+
+get_filename_component(output_dir "${OUTPUT}" DIRECTORY)
+file(MAKE_DIRECTORY "${output_dir}")
+file(WRITE "${OUTPUT}.tmp" "${contents}")
+execute_process(COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${OUTPUT}.tmp" "${OUTPUT}"
+	COMMAND_ERROR_IS_FATAL ANY)
+file(REMOVE "${OUTPUT}.tmp")
@@ -11,6 +11,7 @@
 #include "common/subsystems.h"
 #include "common/systemInfo.h"
 #include "common/threads.h"
+#include "graphics/presentation/systemOverlay.h"
 #include "graphics/presentation/window.h"
 #include "kernel/fileSystem.h"
 #include "kernel/memory.h"
@@ -21,6 +22,7 @@
 #include "libs/controller.h"
 #include "libs/libs.h"
 #include "libs/network.h"
+#include "loader/additionalContent.h"
 #include "loader/runtimeLinker.h"
 #include "loader/systemContent.h"
 #include "loader/timer.h"
@@ -87,42 +89,6 @@ static void MountSandboxDirs() {
 	MountOrCreateDir("_TempData/" + title_id, "/temp");
 }

-static bool ClearDirectoryContents(const std::filesystem::path& dir) {
-	bool ok = true;
-
-	for (const auto& entry: Common::File::GetDirEntries(dir)) {
-		if (entry.name == "." || entry.name == "..") {
-			continue;
-		}
-
-		auto path = dir / entry.name;
-
-		if (entry.is_file) {
-			Common::File::RemoveReadonly(path);
-			ok = Common::File::DeleteFile(path) && ok;
-		} else {
-			ok = ClearDirectoryContents(path) && ok;
-			ok = Common::File::DeleteDirectory(path) && ok;
-		}
-	}
-
-	return ok;
-}
-
-static void ClearDebugTextureFolder() {
-	const std::string debug_texture_folder = "_Textures";
-
-	if (!Common::File::IsDirectoryExisting(debug_texture_folder)) {
-		Common::File::CreateDirectories(debug_texture_folder);
-		return;
-	}
-
-	if (!ClearDirectoryContents(debug_texture_folder)) {
-		LOGF_COLOR(Log::Color::BrightYellow, "TextureDump: failed to completely clear %s\n",
-		           debug_texture_folder.c_str());
-	}
-}
-
 static void Init(const Config::ConfigOptions& cfg, const std::filesystem::path& param_json,
                 Common::Subsystems& subsystems) {
 	EXIT_IF(!Common::Thread::IsMainThread());
@@ -138,6 +104,9 @@ static void Init(const Config::ConfigOptions& cfg, const std::filesystem::path&
 			Libs::LibKernel::Memory::SetFlexibleMemorySize(flexible_memory_size);
 		}
 	}
+	if (cfg.splash_enabled) {
+		Libs::Graphics::InitializeSplashScreen(param_json.parent_path());
+	}

 	// Initialization order is explicit; destruction is automatic and reversed.
 	subsystems.Initialize<Loader::Timer::Lifecycle>();
@@ -193,11 +162,17 @@ void Run(const RunOptions& options) {
 	Common::Subsystems subsystems(true);
 	Init(options.config, param_json, subsystems);

-	ClearDebugTextureFolder();
-
 	PrintSystemInfo();
 	std::string title_id;
-	if (Loader::SystemContentParamSfoGetString("TITLE_ID", &title_id) && !title_id.empty()) {
+	Loader::SystemContentParamSfoGetString("TITLE_ID", &title_id);
+	if (title_id.empty()) {
+		std::string content_id;
+		if (Loader::SystemContentParamSfoGetString("CONTENT_ID", &content_id) &&
+		    content_id.size() == 36 && content_id[6] == '-' && content_id[16] == '_') {
+			title_id = content_id.substr(7, 9);
+		}
+	}
+	if (!title_id.empty()) {
 		Log::WriteToConsoleAndLog(fmt::format("Title ID: {}\n", title_id));
 	}

@@ -213,6 +188,7 @@ void Run(const RunOptions& options) {

 	MountSandboxDirs();

+	Loader::AddContentLoad(options.addcont_dir, title_id);
 	auto* rt = Common::Singleton<Loader::RuntimeLinker>::Instance();
 	Libs::InitAll(rt->Symbols());

@@ -13,9 +13,11 @@ struct RunOptions {
 	std::filesystem::path app0_dir;
 	std::filesystem::path elf;
 	std::filesystem::path game_patch;
+	std::filesystem::path addcont_dir;
 };

 void Run(const RunOptions& options);
+int LoadExec(const char* path, const char* const argv[]);

 } // namespace Emulator

@@ -23,6 +23,12 @@ enum class ContextStateOperation : uint32_t {
 	PushClear = 3,
 };

+struct IndirectDrawRegisters {
+	uint32_t vertex_offset;
+	uint32_t instance_offset;
+	uint32_t index_offset;
+};
+
 class Pm4Execution {
 public:
 	[[nodiscard]] bool MadeProgress() const noexcept { return m_made_progress; }
@@ -62,7 +68,6 @@ public:

 	void            BufferInit();
 	void            BufferFlush();
-	void            BufferFlushAndWait();
 	void            BufferWait();
 	HW::Context&    GetCtx() { return m_ctx; }
 	HW::UserConfig& GetUcfg() { return m_ucfg; }
@@ -80,10 +85,11 @@ public:
 	void DrawIndex(DrawIndexArgs args);
 	void DrawIndexOffset(uint32_t index_offset, uint32_t index_count);
 	void DrawIndexAuto(DrawAutoArgs args);
-	void DrawIndirect(uint32_t data_offset, uint32_t draw_initiator, bool indexed);
+	void DrawIndirect(uint32_t data_offset, IndirectDrawRegisters registers,
+	                  uint32_t draw_initiator, bool indexed);
 	void DrawIndirectMulti(uint32_t data_offset, uint32_t max_count_or_count,
 	                       const volatile uint32_t* count_addr, uint32_t stride_in_bytes,
-	                       uint32_t draw_initiator, bool indexed);
+	                       IndirectDrawRegisters registers, uint32_t draw_initiator, bool indexed);
 	void WriteAtEndOfPipe32(uint32_t cache_policy, uint32_t event_write_dest,
 	                        uint32_t eop_event_type, uint32_t cache_action, uint32_t event_index,
 	                        uint32_t event_write_source, void* dst_gpu_addr, uint32_t value,
@@ -98,7 +104,6 @@ public:
 	                       uint32_t value);
 	void PrepareCpuFlip(uint64_t request_id);
 	void SynchronizeGpu();
-	void EmitGlobalBarrier();
 	void TriggerEopEventAtEndOfPipe(uint32_t interrupt_context_id);
 	void DispatchDirect(uint32_t thread_group_x, uint32_t thread_group_y, uint32_t thread_group_z,
 	                    uint32_t mode);
@@ -73,7 +73,6 @@ constexpr auto MakeContextDispatchTable() {
 	g_hw_ctx_func[Pm4::PA_SC_BINNER_CNTL_0]                   = HwCtxSetPaScExtendedControl;
 	g_hw_ctx_func[Pm4::PA_SC_BINNER_CNTL_1]                   = HwCtxSetPaScExtendedControl;
 	g_hw_ctx_func[Pm4::PA_SC_CONSERVATIVE_RASTERIZATION_CNTL] = HwCtxSetPaScExtendedControl;
-	g_hw_ctx_func[Pm4::DB_ALPHA_TO_MASK]                      = HwCtxSetAlphaToMask;
 	g_hw_ctx_func[Pm4::VGT_DRAW_PAYLOAD_CNTL]                 = HwCtxSetDrawPayloadControl;
 	g_hw_ctx_func[Pm4::VGT_PRIMITIVEID_RESET]                 = HwCtxSetPrimitiveIdReset;
 	g_hw_ctx_func[Pm4::PA_CL_OBJPRIM_ID_CNTL]                 = HwCtxSetObjprimIdControl;
@@ -140,6 +139,8 @@ constexpr auto MakeShaderDispatchTable() {
 	g_hw_sh_func[Pm4::COMPUTE_PGM_RSRC3]               = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::COMPUTE_PACE_ID]                 = HwShSetCsRegisters;
 	g_hw_sh_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_PS]  = HwShSetRegisters;
+	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_LO_PS] = HwShSetRegisters;
+	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_HI_PS] = HwShSetRegisters;
 	g_hw_sh_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_GS]  = HwShSetRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_LO_GS] = HwShSetRegisters;
 	g_hw_sh_func[Pm4::SPI_SHADER_USER_DATA_ADDR_HI_GS] = HwShSetRegisters;
@@ -229,7 +230,6 @@ constexpr auto MakeCustomOpcodeDispatchTable() {
 	g_cp_op_custom_func[Pm4::R_WAIT_FLIP_DONE] = CpOpWaitFlipDone;
 	g_cp_op_custom_func[Pm4::R_PUSH_MARKER]    = CpOpPushMarker;
 	g_cp_op_custom_func[Pm4::R_POP_MARKER]     = CpOpPopMarker;
-	g_cp_op_custom_func[Pm4::R_ACQUIRE_MEM]    = CpOpAcquireMem;
 	g_cp_op_custom_func[Pm4::R_FLIP]           = CpOpFlip;
 	g_cp_op_custom_func[Pm4::R_RELEASE_MEM]    = CpOpReleaseMem;
 	g_cp_op_custom_func[Pm4::R_CONTEXT_STATE]  = CpOpContextState;
@@ -79,7 +79,6 @@ uint32_t HwCtxSetAaMask(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
 uint32_t HwCtxSetVtxControl(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetPaScExtendedControl(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
                                     uint32_t);
-uint32_t HwCtxSetAlphaToMask(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
 uint32_t HwCtxSetDrawPayloadControl(CommandProcessor&, uint32_t, uint32_t, const uint32_t*,
                                    uint32_t);
 uint32_t HwCtxSetPrimitiveIdReset(CommandProcessor&, uint32_t, uint32_t, const uint32_t*, uint32_t);
@@ -71,12 +71,6 @@ constexpr uint32_t NormalizeRegisterOffset(uint32_t raw_offset) {
 	return raw_offset & ~RegisterSelectorMask;
 }

-bool ReleaseMemGcrNeedsBarrier(uint32_t eop_event_type, uint32_t gcr_cntl) {
-	return eop_event_type != 0x28u ||
-	       (gcr_cntl & (GcrGl2MetadataInvalidate | GcrGl0VectorInvalidate | GcrGl1Invalidate |
-	                    GcrGl2Invalidate | GcrGl2Writeback)) != 0;
-}
-
 uint32_t ReleaseMemCacheActionFromGcr(uint32_t gcr_cntl) {
 	return ((gcr_cntl & GcrGl2Writeback) != 0 ? 0x38u : 0x00u);
 }
@@ -184,7 +178,6 @@ static HW::RenderControl DecodeRenderControl(uint32_t value) {
 	    KYTY_PM4_GET(value, DB_RENDER_CONTROL, COPY_STENCIL_TO_COLOR) != 0;
 	r.copy_centroid          = KYTY_PM4_GET(value, DB_RENDER_CONTROL, COPY_CENTROID) != 0;
 	r.copy_sample            = KYTY_PM4_GET(value, DB_RENDER_CONTROL, COPY_SAMPLE);
-	EXIT_NOT_IMPLEMENTED(r.copy_depth_to_color || r.copy_stencil_to_color);

 	return r;
 }
@@ -290,16 +283,6 @@ KYTY_HW_CTX_PARSER(HwCtxSetCentroidPriority) {
 static void HwCtxIgnoreAaMaskRegister([[maybe_unused]] uint32_t cmd_offset,
                                      [[maybe_unused]] uint32_t value) {}

-static void HwCtxIgnoreAlphaToMaskRegister([[maybe_unused]] uint32_t value) {}
-
-static void HwCtxIgnoreDisabledUserClipPlane(CommandProcessor& cp, uint32_t value) {
-	EXIT_NOT_IMPLEMENTED(value != 0 || cp.GetCtx().GetClipControl().user_clip_planes != 0);
-}
-
-static void HwCtxIgnoreDrawPayloadControl([[maybe_unused]] uint32_t value) {}
-
-static void HwCtxIgnoreObjprimIdControl([[maybe_unused]] uint32_t value) {}
-
 static void HwCtxIgnorePrimitiveIdReset([[maybe_unused]] uint32_t value) {}

 static void HwCtxIgnoreVtxControl([[maybe_unused]] uint32_t value) {}
@@ -444,34 +427,14 @@ KYTY_HW_CTX_PARSER(HwCtxSetPointState) {
 	return num_values;
 }

-KYTY_HW_CTX_PARSER(HwCtxSetAlphaToMask) {
-	auto num_values = KYTY_PM4_LEN(cmd_id) - 2u;
-
-	for (uint32_t i = 0; i < num_values; i++) {
-		HwCtxIgnoreAlphaToMaskRegister(buffer[i]);
-	}
-
-	return num_values;
-}
-
 KYTY_HW_CTX_PARSER(HwCtxSetDrawPayloadControl) {
-	auto num_values = KYTY_PM4_LEN(cmd_id) - 2u;
-
-	for (uint32_t i = 0; i < num_values; i++) {
-		HwCtxIgnoreDrawPayloadControl(buffer[i]);
-	}
-
-	return num_values;
+	cp.GetCtx().SetDrawPayloadControl(buffer[0]);
+	return KYTY_PM4_LEN(cmd_id) - 2u;
 }

 KYTY_HW_CTX_PARSER(HwCtxSetObjprimIdControl) {
-	auto num_values = KYTY_PM4_LEN(cmd_id) - 2u;
-
-	for (uint32_t i = 0; i < num_values; i++) {
-		HwCtxIgnoreObjprimIdControl(buffer[i]);
-	}
-
-	return num_values;
+	cp.GetCtx().SetObjprimIdControl(buffer[0]);
+	return KYTY_PM4_LEN(cmd_id) - 2u;
 }

 KYTY_HW_CTX_PARSER(HwCtxSetPrimitiveIdReset) {
@@ -1305,8 +1268,8 @@ KYTY_HW_UC_PARSER(HwUcSetGdsOaRegisters) {
 KYTY_CP_OP_PARSER(CpOpAcquireMem) {
 	KYTY_PROFILER_FUNCTION();

-	EXIT_NOT_IMPLEMENTED(cmd_id != 0xC0055800 && cmd_id != 0xc0061050);
-	return (cmd_id == 0xc0061050 ? 7 : 6);
+	EXIT_NOT_IMPLEMENTED(cmd_id != 0xc0055800 && cmd_id != 0xc0065800);
+	return KYTY_PM4_LEN(cmd_id) - 1;
 }

 KYTY_CP_OP_PARSER(CpOpDispatchDirect) {
@@ -1642,8 +1605,12 @@ KYTY_CP_OP_PARSER(CpOpDrawIndirect) {
 	const auto data_offset    = buffer[0];
 	const auto draw_initiator = buffer[3];
 	const bool indexed        = (cmd_id == 0xc0032500);
+	// The native indexed packet enables the high-half first-index destination in word 3.
+	const IndirectDrawRegisters registers {
+	    buffer[1] & 0xffffu, buffer[2] & 0xffffu,
+	    indexed && (buffer[2] & (1u << 28u)) != 0 ? buffer[1] >> 16u : Pm4::SH_NOP};

-	cp.DrawIndirect(data_offset, draw_initiator, indexed);
+	cp.DrawIndirect(data_offset, registers, draw_initiator, indexed);

 	return 4;
 }
@@ -1661,13 +1628,17 @@ KYTY_CP_OP_PARSER(CpOpDrawIndirectMulti) {
 	const auto stride_in_bytes = buffer[7];
 	const auto draw_initiator  = buffer[8];
 	const bool indexed         = (cmd_id == 0xc0083800);
+	// Multi-draw moves the first-index enable to word 4; the destinations stay in 2/3.
+	const IndirectDrawRegisters registers {
+	    buffer[1] & 0xffffu, buffer[2] & 0xffffu,
+	    indexed && (buffer[3] & (1u << 28u)) != 0 ? buffer[1] >> 16u : Pm4::SH_NOP};

 	if (count_indirect == 0) {
 		count_addr = nullptr;
 	}

 	cp.DrawIndirectMulti(data_offset, max_count_or_count, count_addr, stride_in_bytes,
-	                     draw_initiator, indexed);
+	                     registers, draw_initiator, indexed);

 	return 9;
 }
@@ -1927,13 +1898,7 @@ KYTY_CP_OP_PARSER(CpOpIndirectBuffer) {

 	auto* indirect_buffer =
 	    reinterpret_cast<const uint32_t*>(buffer[0] | (static_cast<uint64_t>(buffer[1]) << 32u));
-	uint32_t                     indirect_num_dw = control & 0xfffffu;
-	static std::atomic<uint32_t> indirect_log_count {0};
-	if (indirect_log_count.fetch_add(1) < 128) {
-		LOGF("\t indirect buffer: addr=0x%016" PRIx64 ", num_dw=%" PRIu32 ", control=0x%08" PRIx32
-		     "\n",
-		     reinterpret_cast<uint64_t>(indirect_buffer), indirect_num_dw, control);
-	}
+	const uint32_t indirect_num_dw = control & 0xfffffu;

 	if (indirect_num_dw == 0) {
 		return 3;
@@ -2141,27 +2106,23 @@ KYTY_CP_OP_PARSER(CpOpIndirectUcRegs) {
 KYTY_CP_OP_PARSER(CpOpMarker) {
 	KYTY_PROFILER_FUNCTION();

-	// EXIT_NOT_IMPLEMENTED(cmd_id != 0xC0001000);
-
-	uint32_t id     = buffer[0] & 0xfffu;
 	uint32_t len_dw = ((cmd_id >> 16u) & 0x3fffu);

-	switch (id) {
-		case 0x0: break;
-		case 0x4: cp.SetUserDataMarker(HW::UserSgprType::Vsharp); break;
-		case 0xd: cp.SetUserDataMarker(HW::UserSgprType::Region); break;
-		case 0x777: {
+	switch (buffer[0]) {
+		case 0x68750004: cp.SetUserDataMarker(HW::UserSgprType::Vsharp); break;
+		case 0x6875000d: cp.SetUserDataMarker(HW::UserSgprType::Region); break;
+		case 0x68750777: {
 			cp.Flip();
 			break;
 		}
-		case 0x778: {
+		case 0x68750778: {
 			auto* addr =
 			    reinterpret_cast<void*>(buffer[1] | (static_cast<uint64_t>(buffer[2]) << 32u));
 			uint32_t value = buffer[3];
 			cp.Flip(addr, value);
 			break;
 		}
-		case 0x781: {
+		case 0x68750781: {
 			auto* addr =
 			    reinterpret_cast<void*>(buffer[1] | (static_cast<uint64_t>(buffer[2]) << 32u));
 			uint32_t value          = buffer[3];
@@ -2170,7 +2131,8 @@ KYTY_CP_OP_PARSER(CpOpMarker) {
 			cp.FlipWithInterrupt(eop_event_type, cache_action, addr, value);
 			break;
 		}
-		default: EXIT("unknown marker at %05" PRIx32 ": 0x%" PRIx32 "\n", num_dw - dw, id);
+		// NOP payloads are caller-owned data; only complete known marker tags execute.
+		default: break;
 	}

 	return len_dw + 1;
@@ -2266,7 +2228,6 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
 	const bool gl2_writeback = ((gcr_cntl & GcrGl2Writeback) != 0);

 	auto trigger_interrupt = [&]() {
-		bool queued = false;
 		switch (interrupt_selector) {
 			case 0x00:
 			case 0x03: break;
@@ -2274,39 +2235,20 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
 			case 0x02:
 			case 0x04:
 				cp.TriggerEopEventAtEndOfPipe(interrupt_context_id);
-				queued = true;
+				cp.BufferFlush();
 				break;
 			default: EXIT("unknown release_mem interrupt selector\n");
 		}
-		if (queued) {
-			cp.BufferFlush();
-		}
 	};

-	if (data_sel == 0 || interrupt_selector == 4) {
-		if (eop_event_type != 0x28 || gcr_cntl != 0) {
-			cp.EmitGlobalBarrier();
-		}
-
+	// Cache actions only order GPU work, which the renderer's resource barriers already order.
+	if (data_sel == 0 || interrupt_selector == 4 ||
+	    (release_dst == ReleaseMemDstMemory && dst_gpu_addr == nullptr)) {
 		trigger_interrupt();

 		return 7;
 	}

-	if (release_dst == ReleaseMemDstMemory && dst_gpu_addr == nullptr) {
-		if (eop_event_type != 0x28 || gcr_cntl != 0) {
-			cp.EmitGlobalBarrier();
-		}
-
-		trigger_interrupt();
-
-		return 7;
-	}
-
-	if (ReleaseMemGcrNeedsBarrier(eop_event_type, gcr_cntl)) {
-		cp.EmitGlobalBarrier();
-	}
-
 	auto cache_action = ReleaseMemCacheActionFromGcr(gcr_cntl);
 	cache_policy      = 0;

@@ -2318,7 +2260,9 @@ KYTY_CP_OP_PARSER(CpOpReleaseMem) {
 		cp.WriteAtEndOfPipe32(cache_policy, event_write_dest, eop_event_type, cache_action,
 		                      event_index, event_source, dst_gpu_addr, static_cast<uint32_t>(value),
 		                      interrupt_selector, interrupt_context_id);
-		cp.BufferFlush();
+		if (interrupt_selector == 0x01 || interrupt_selector == 0x02) {
+			cp.BufferFlush();
+		}

 		return 7;
 	}
@@ -2917,7 +2861,7 @@ void GraphicsInitJmpTablesCxIndirect() {

 	for (auto cmd_offset = Pm4::PA_CL_UCP_0_X; cmd_offset <= Pm4::PA_CL_UCP_5_W; cmd_offset++) {
 		g_hw_ctx_indirect_func[cmd_offset] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
-			HwCtxIgnoreDisabledUserClipPlane(cp, value);
+			cp.GetCtx().SetUserClipPlane(cmd_offset - Pm4::PA_CL_UCP_0_X, value);
 		};
 	}

@@ -3110,7 +3054,7 @@ void GraphicsInitJmpTablesCxIndirect() {
 		cp.GetCtx().SetTfParam(value);
 	};
 	g_hw_ctx_indirect_func[Pm4::VGT_DRAW_PAYLOAD_CNTL] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
-		HwCtxIgnoreDrawPayloadControl(value);
+		cp.GetCtx().SetDrawPayloadControl(value);
 	};
 	g_hw_ctx_indirect_func[Pm4::VGT_PRIMITIVEID_RESET] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
 		HwCtxIgnorePrimitiveIdReset(value);
@@ -3119,7 +3063,7 @@ void GraphicsInitJmpTablesCxIndirect() {
 		cp.GetCtx().SetShaderZFormat(value);
 	};
 	g_hw_ctx_indirect_func[Pm4::PA_CL_OBJPRIM_ID_CNTL] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
-		HwCtxIgnoreObjprimIdControl(value);
+		cp.GetCtx().SetObjprimIdControl(value);
 	};

 	for (auto cmd_offset = Pm4::PA_SC_CLIPRECT_RULE; cmd_offset < Pm4::PA_SC_CLIPRECT_0_TL + 8u;
@@ -3509,7 +3453,8 @@ void GraphicsInitJmpTablesCxIndirect() {
 	g_hw_ctx_indirect_func[Pm4::PA_SC_CONSERVATIVE_RASTERIZATION_CNTL] =
 	    [](KYTY_HW_CTX_INDIRECT_ARGS) { HwCtxIgnorePaScExtendedControl(cmd_offset, value); };
 	g_hw_ctx_indirect_func[Pm4::DB_ALPHA_TO_MASK] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
-		HwCtxIgnoreAlphaToMaskRegister(value);
+		cp.GetCtx().SetAlphaToMaskEnable(
+		    KYTY_PM4_GET(value, DB_ALPHA_TO_MASK, ALPHA_TO_MASK_ENABLE) != 0);
 	};
 	g_hw_ctx_indirect_func[Pm4::CB_COLOR_CONTROL] = [](KYTY_HW_CTX_INDIRECT_ARGS) {
 		cp.GetCtx().SetColorControl(DecodeColorControl(value));
@@ -3624,6 +3569,18 @@ void GraphicsInitJmpTablesShIndirect() {
 	g_hw_sh_indirect_func[Pm4::SPI_GRAPHICS_SHADER_CONTROL_PS] = [](KYTY_HW_SH_INDIRECT_ARGS) {
 		HwShIgnoreShaderRegister(cmd_offset, value);
 	};
+	for (uint32_t offset = Pm4::SPI_SHADER_USER_DATA_ADDR_LO_PS;
+	     offset <= Pm4::SPI_SHADER_USER_DATA_ADDR_HI_PS; offset++) {
+		g_hw_sh_indirect_func[offset] = [](KYTY_HW_SH_INDIRECT_ARGS) {
+			cp.GetShCtx().SetPsUserDataAddress(cmd_offset - Pm4::SPI_SHADER_USER_DATA_ADDR_LO_PS,
+			                                   value);
+		};
+	}
+	for (uint32_t offset = 4; offset <= 5; offset++) {
+		g_hw_sh_indirect_func[offset] = [](KYTY_HW_SH_INDIRECT_ARGS) {
+			cp.GetShCtx().SetPsAuxiliaryTableAddress(cmd_offset - 4, value);
+		};
+	}
 	g_hw_sh_indirect_func[Pm4::SPI_SHADER_PACE_ID_GS] = [](KYTY_HW_SH_INDIRECT_ARGS) {
 		HwShIgnoreShaderRegister(cmd_offset, value);
 	};
@@ -10,9 +10,9 @@ namespace {

 struct FormatInfo {
 	BufferFormat       format;
-	uint32_t           bytes_per_element;
-	uint32_t           block_compressed_bytes_per_block;
-	uint32_t           render_target_bytes_per_element;
+	uint8_t            bytes_per_element;
+	uint8_t            block_compressed_bytes_per_block;
+	uint8_t            render_target_bytes_per_element;
 	bool               sampled_texture;
 	bool               uint_texture;
 	bool               sint_texture = false;
@@ -20,14 +20,17 @@ struct FormatInfo {

 constexpr FormatInfo kFormatInfo[] = {
 	{BufferFormat::k8UNorm, 1, 0, 1, true, false},
-	{BufferFormat::k8SNorm, 0, 0, 1, false, false},
+	{BufferFormat::k8UScaled, 1, 0, 0, true, false},
+	{BufferFormat::k8SNorm, 1, 0, 1, true, false},
 	{BufferFormat::k8UInt, 1, 0, 1, true, true},
+	{BufferFormat::k8SInt, 1, 0, 1, true, false, true},
 	{BufferFormat::k16UNorm, 2, 0, 2, true, false},
 	{BufferFormat::k16SNorm, 2, 0, 2, true, false},
 	{BufferFormat::k16UInt, 2, 0, 2, true, true},
 	{BufferFormat::k16SInt, 2, 0, 2, true, false, true},
 	{BufferFormat::k16Float, 2, 0, 2, true, false},
 	{BufferFormat::k8_8UNorm, 2, 0, 2, true, false},
+	{BufferFormat::k8_8UScaled, 2, 0, 0, true, false},
 	{BufferFormat::k8_8SNorm, 2, 0, 2, true, false},
 	{BufferFormat::k8_8UInt, 2, 0, 2, true, true},
 	{BufferFormat::k8_8SInt, 2, 0, 2, true, false, true},
@@ -39,8 +42,10 @@ constexpr FormatInfo kFormatInfo[] = {
 	{BufferFormat::k16_16UInt, 4, 0, 4, true, true},
 	{BufferFormat::k16_16SInt, 4, 0, 4, true, false, true},
 	{BufferFormat::k16_16Float, 4, 0, 4, true, false},
+	{BufferFormat::k11_11_10UNorm, 4, 0, 4, true, false},
 	{BufferFormat::k11_11_10UInt, 4, 0, 4, true, true},
 	{BufferFormat::k11_11_10Float, 4, 0, 4, true, false},
+	{BufferFormat::k10_11_11Float, 4, 0, 4, true, false},
 	{BufferFormat::k10_10_10_2UNorm, 4, 0, 4, true, false},
 	{BufferFormat::k10_10_10_2UInt, 4, 0, 4, true, true},
 	{BufferFormat::k8_8_8_8UNorm, 4, 0, 4, true, false},
@@ -61,13 +66,13 @@ constexpr FormatInfo kFormatInfo[] = {
 	{BufferFormat::k32_32_32_32UInt, 16, 0, 16, true, true},
 	{BufferFormat::k32_32_32_32SInt, 16, 0, 16, true, false, true},
 	{BufferFormat::k32_32_32_32Float, 16, 0, 16, true, false},
-	{BufferFormat::k8Srgb, 1, 0, 0, true, false},
-	{BufferFormat::k8_8Srgb, 2, 0, 0, true, false},
+	{BufferFormat::k8Srgb, 1, 0, 1, true, false},
+	{BufferFormat::k8_8Srgb, 2, 0, 2, true, false},
 	{BufferFormat::k8_8_8_8Srgb, 4, 0, 4, true, false},
 	{BufferFormat::k9_9_9_5Float, 4, 0, 0, true, false},
 	{BufferFormat::k5_6_5UNorm, 2, 0, 2, true, false},
 	{BufferFormat::k5_5_5_1UNorm, 2, 0, 2, true, false},
-	{BufferFormat::k1_5_5_5UNorm, 0, 0, 2, false, false},
+	{BufferFormat::k1_5_5_5UNorm, 2, 0, 2, false, false},
 	{BufferFormat::k4_4_4_4UNorm, 2, 0, 2, true, false},
 	{BufferFormat::kFmask8_S2_F1, 1, 0, 1, true, false},
 	{BufferFormat::kFmask8_S4_F1, 1, 0, 1, true, false},
@@ -231,7 +236,13 @@ TextureNumericClass SampledTextureNumericClass(BufferFormat format) {
 }

 BufferFormat RemapTextureFormat(BufferFormat format) {
-	return format == BufferFormat::k11_11_10UInt ? BufferFormat::k32UInt : format;
+	switch (format) {
+		case BufferFormat::k8UScaled: return BufferFormat::k8UNorm;
+		case BufferFormat::k8_8UScaled: return BufferFormat::k8_8UNorm;
+		case BufferFormat::k11_11_10UNorm:
+		case BufferFormat::k11_11_10UInt: return BufferFormat::k32UInt;
+		default: return format;
+	}
 }

 } // namespace Libs::Graphics::Prospero
@@ -1,6 +1,7 @@
 #include "graphics/guest_gpu/graphicsRun.h"

 #include "common/assert.h"
+#include "common/debugCounters.h"
 #include "common/emulatorConfig.h"
 #include "common/logging/log.h"
 #include "common/profiler.h"
@@ -35,7 +36,6 @@ namespace Libs::Graphics {

 static thread_local CommandProcessor* g_current_processor = nullptr;
 static thread_local Pm4Execution*     g_current_execution = nullptr;
-static thread_local bool              g_gpu_mutex_owned   = false;
 static thread_local bool              g_gpu_thread        = false;
 static thread_local GuestGpu*         g_gpu_state         = nullptr;

@@ -54,27 +54,6 @@ struct DrawIndexedIndirectArgs {
 	uint32_t start_instance_location;
 };

-class GpuMutexLock final {
-public:
-	explicit GpuMutexLock(Common::Mutex& mutex): m_mutex(mutex) {
-		if (g_gpu_mutex_owned) {
-			EXIT("recursive GPU mutex acquisition\n");
-		}
-		g_gpu_mutex_owned = true;
-		m_mutex.Lock();
-	}
-	~GpuMutexLock() {
-		if (!g_gpu_mutex_owned) {
-			EXIT("invalid GPU mutex release\n");
-		}
-		m_mutex.Unlock();
-		g_gpu_mutex_owned = false;
-	}
-
-private:
-	Common::Mutex& m_mutex;
-};
-
 static bool GraphicsRunDebugDumpEnabled() {
 	return Config::GraphicsDebugDumpEnabled() &&
 	       Config::GetPrintfDirection() != Config::LogDirection::Silent;
@@ -84,6 +63,7 @@ GuestGpu::GuestGpu(RenderContext& renderer): m_renderer(renderer) {
 	EXIT_NOT_IMPLEMENTED(!Common::Thread::IsMainThread());
 	GraphicsInitJmpTables();
 	m_gfx_cp = std::make_unique<CommandProcessor>(renderer, 0);
+	m_gfx_cp->Reset();
 	m_thread = std::jthread(ThreadRun, this);
 }

@@ -160,20 +140,16 @@ void GuestGpu::Submit(std::span<const uint32_t> draw_commands,
 	if (draw_commands.empty()) {
 		return;
 	}
-	GpuMutexLock lock(m_submission_mutex);
-	Submission   submission;
+	Submission submission;
 	submission.type              = SubmissionType::Graphics;
 	submission.queue_id          = 0;
 	submission.commands          = draw_commands;
 	submission.constant_commands = constant_commands;
-	submission.reset_processor   = m_graphics_done;
-	m_graphics_done              = false;
 	Enqueue(std::move(submission));
 }

 void GuestGpu::SubmitCompute(uint32_t queue, std::span<const uint32_t> commands) {
 	EXIT_IF(commands.empty());
-	GpuMutexLock lock(m_submission_mutex);

 	EXIT_NOT_IMPLEMENTED(queue < ComputeQueueBase || queue >= ComputeQueueBase + ComputeQueueCount);

@@ -186,22 +162,21 @@ void GuestGpu::SubmitCompute(uint32_t queue, std::span<const uint32_t> commands)
 }

 void GuestGpu::SubmitFlipPreparation(uint64_t request_id) {
-	GpuMutexLock lock(m_submission_mutex);
-	Submission   submission;
+	Submission submission;
 	submission.type            = SubmissionType::FlipPreparation;
 	submission.queue_id        = 0;
-	submission.reset_processor = m_graphics_done;
 	submission.flip_request_id = request_id;
-	m_graphics_done            = false;
 	Enqueue(std::move(submission));
 }

-void GuestGpu::Done() {
-	GpuMutexLock lock(m_submission_mutex);
-	if (!IsGpuThread()) {
-		WaitForIdle();
-	}
-	m_graphics_done = true;
+void GuestGpu::SuspendPoint() {
+	EXIT_IF(IsGpuThread() || CommandScheduler::InDeferredOperation());
+	// Do not hold a queue lock while waiting: asynchronous work may be needed to
+	// finish the preceding graphics frame. The first point returns immediately.
+	m_suspend_point_ready->acquire();
+	Submission submission;
+	submission.type = SubmissionType::SuspendPoint;
+	Enqueue(std::move(submission));
 	m_done_num++;
 }

@@ -229,6 +204,9 @@ void CommandProcessor::Reset() {
 	m_context_state_pushed             = false;
 	m_index_type_and_size              = 0;
 	m_index_buffer_size                = 0;
+	m_index_base_addr                  = 0;
+	m_num_instances                    = 1;
+	m_predicate_skip                   = false;
 	m_user_data_marker                 = HW::UserSgprType::Unknown;
 	m_draw_indirect_args_base_addr     = 0;
 	m_dispatch_indirect_args_base_addr = 0;
@@ -268,10 +246,6 @@ void CommandProcessor::BufferFlush() {
 	GetScheduler().Flush();
 }

-void CommandProcessor::BufferFlushAndWait() {
-	GetScheduler().FlushAndWait();
-}
-
 void CommandProcessor::BufferWait() {
 	BufferInit();
 	GetScheduler().Finish();
@@ -369,12 +343,11 @@ void CommandProcessor::WriteData(uint32_t* dst, const uint32_t* src, uint32_t dw
 		return;
 	}

-	if (write_one_address) {
-		for (uint32_t i = 0; i < dw_num; i++) {
-			dst[0] = src[i];
-		}
-	} else {
-		memcpy(dst, src, static_cast<size_t>(dw_num) * sizeof(uint32_t));
+	// Completion labels can be reused immediately; memcpy may write a destination twice.
+	auto* output = static_cast<volatile uint32_t*>(dst);
+	for (uint32_t i = 0; i < dw_num; i++) {
+		*output = src[i];
+		output += !write_one_address;
 	}
 }

@@ -459,6 +432,7 @@ void GuestGpu::Enqueue(Submission submission) {
 }

 void GuestGpu::WaitForIdle() {
+	EXIT_IF(IsGpuThread() || CommandScheduler::InDeferredOperation());
 	Common::LockGuard lock(m_queue_mutex);
 	while (m_processing || !m_commands.empty() || m_submission_count != 0) {
 		m_idle.Wait(&m_queue_mutex);
@@ -564,11 +538,7 @@ void GuestGpu::ThreadRun(void* data) {

 bool GuestGpu::Process(Submission& submission) {
 	const bool first_slice = !submission.started;
-	auto& cp = GetProcessor(submission.queue_id);
-
-	if (first_slice && submission.reset_processor) {
-		cp.Reset();
-	}
+	auto&      cp          = GetProcessor(submission.queue_id);

 	if (first_slice) {
 		submission.started = true;
@@ -606,12 +576,7 @@ bool GuestGpu::Process(Submission& submission) {
 				}
 			}
 			if (progressed) {
-				if (complete) {
-					m_renderer.RunGarbageCollector();
-				}
 				cp.BufferFlush();
-			} else if (complete) {
-				m_renderer.RunGarbageCollector();
 			}
 			break;
 		}
@@ -632,19 +597,21 @@ bool GuestGpu::Process(Submission& submission) {
 			complete = cp.Process(submission.command_execution, submission.commands) ==
 			           Pm4ProcessResult::Complete;
 			if (submission.command_execution.MadeProgress()) {
-				if (complete) {
-					m_renderer.RunGarbageCollector();
-				}
 				cp.BufferFlush();
-			} else if (complete) {
-				m_renderer.RunGarbageCollector();
 			}
 			break;
 		}
 		case SubmissionType::FlipPreparation:
-			m_renderer.RunGarbageCollector();
 			cp.PrepareCpuFlip(submission.flip_request_id);
 			break;
+		case SubmissionType::SuspendPoint:
+			// Age caches at the frame boundary, not once per command list.
+			m_renderer.RunGarbageCollector();
+			m_renderer.GetCommandScheduler().DeferPriorityOperation(
+			    [ready = m_suspend_point_ready] { ready->release(); });
+			cp.BufferFlush();
+			cp.Reset();
+			break;
 	}

 	return complete;
@@ -712,7 +679,7 @@ void CommandProcessor::ProcessPm4(Pm4Execution& execution) {
 		const auto        opcode        = (packet_header >> 8u) & 0xffu;
 		EXIT_NOT_IMPLEMENTED(remaining_dw > total_dw);

-		if (packet_header == 0x80000000u) {
+		if (packet_header == 0x80000000u || Pm4::PacketSizeDw(packet_header) == 1u) {
 			cursor.offset_dw++;
 			execution.m_made_progress = true;
 			continue;
@@ -849,9 +816,7 @@ void CommandProcessor::SetPredication(uint32_t condition, uint32_t op, uint32_t
 			}
 		} break;
 		case 0x03:
-			if (wait_op != 0) {
-				BufferFlushAndWait();
-			}
+			// The wait selector applies only to Z-pass query readiness.
 			EXIT_NOT_IMPLEMENTED(address == nullptr);
 			value = *reinterpret_cast<const volatile uint64_t*>(address);
 			break;
@@ -900,65 +865,33 @@ void CommandProcessor::DrawIndexOffset(uint32_t index_offset, uint32_t index_cou
 	DrawIndex({.index_count = index_count, .index_addr = index_addr});
 }

-void CommandProcessor::DrawIndirect(uint32_t data_offset, uint32_t draw_initiator, bool indexed) {
-	EXIT_NOT_IMPLEMENTED((draw_initiator & ~0x20u) != 2u);
-	EXIT_NOT_IMPLEMENTED(m_draw_indirect_args_base_addr == 0);
-
-	const auto* args_addr =
-	    reinterpret_cast<const void*>(m_draw_indirect_args_base_addr + data_offset);
-
-	if (!indexed) {
-		DrawIndirectArgs args {};
-		std::memcpy(&args, args_addr, sizeof(args));
-		m_num_instances = args.instance_count;
-		DrawIndexAuto({.vertex_count   = args.vertex_count_per_instance,
-		               .instance_count = args.instance_count,
-		               .first_vertex   = args.start_vertex_location,
-		               .first_instance = args.start_instance_location,
-		               .offset_source  = DrawOffsetSource::IndirectArgs});
-		return;
-	}
-
-	DrawIndexedIndirectArgs args {};
-	std::memcpy(&args, args_addr, sizeof(args));
-
-	uint64_t index_size = 0;
-	switch (m_index_type_and_size) {
-		case 0: index_size = 2; break;
-		case 1: index_size = 4; break;
-		case 2: index_size = 1; break;
-		default: EXIT("unknown index_type_and_size: %u\n", m_index_type_and_size);
-	}
-
-	auto* index_addr = reinterpret_cast<const void*>(
-	    m_index_base_addr + static_cast<uint64_t>(args.start_index_location) * index_size);
-
-	const uint32_t index_count =
-	    (m_index_buffer_size != 0 ? std::min(args.index_count_per_instance, m_index_buffer_size)
-	                              : args.index_count_per_instance);
-	if (GraphicsRunDebugDumpEnabled() && index_count != args.index_count_per_instance) {
-		static std::atomic<uint32_t> log_count {0};
-		if (log_count.fetch_add(1, std::memory_order_relaxed) < 64) {
-			LOGF("\t DrawIndexIndirect: clamped index_count from %" PRIu32 " to %" PRIu32
-			     " using INDEX_BUFFER_SIZE\n",
-			     args.index_count_per_instance, index_count);
+static void PatchIndirectDrawOffsets(CommandProcessor& cp, IndirectDrawRegisters registers,
+                                     uint32_t vertex_offset, uint32_t instance_offset,
+                                     uint32_t first_index) {
+	const auto write = [&](uint32_t location, uint32_t value) {
+		if (location == Pm4::SH_NOP) {
+			return;
 		}
-	}
+		EXIT_NOT_IMPLEMENTED(location >= Pm4::SH_NUM ||
+		                     g_hw_sh_indirect_func[location] == nullptr);
+		g_hw_sh_indirect_func[location](cp, location, value);
+	};
+	write(registers.vertex_offset, vertex_offset);
+	write(registers.instance_offset, instance_offset);
+	write(registers.index_offset, first_index);
+}

-	m_num_instances = args.instance_count;
-	DrawIndex({.index_count    = index_count,
-	           .index_addr     = index_addr,
-	           .instance_count = args.instance_count,
-	           .base_vertex    = static_cast<int32_t>(args.base_vertex_location),
-	           .first_instance = args.start_instance_location,
-	           .offset_source  = DrawOffsetSource::IndirectArgs});
+void CommandProcessor::DrawIndirect(uint32_t data_offset, IndirectDrawRegisters registers,
+                                    uint32_t draw_initiator, bool indexed) {
+	const auto args_size = indexed ? sizeof(DrawIndexedIndirectArgs) : sizeof(DrawIndirectArgs);
+	DrawIndirectMulti(data_offset, 1, nullptr, args_size, registers, draw_initiator, indexed);
 }

 void CommandProcessor::DrawIndirectMulti(uint32_t data_offset, uint32_t max_count_or_count,
                                         const volatile uint32_t* count_addr,
-                                         uint32_t stride_in_bytes, uint32_t draw_initiator,
-                                         bool indexed) {
-	EXIT_NOT_IMPLEMENTED((draw_initiator & ~0x20u) != 2u);
+                                         uint32_t stride_in_bytes, IndirectDrawRegisters registers,
+                                         uint32_t draw_initiator, bool indexed) {
+	EXIT_NOT_IMPLEMENTED((draw_initiator & ~0x20u) != (indexed ? 0u : 2u));
 	EXIT_NOT_IMPLEMENTED(m_draw_indirect_args_base_addr == 0);

 	uint32_t draw_count = max_count_or_count;
@@ -972,6 +905,7 @@ void CommandProcessor::DrawIndirectMulti(uint32_t data_offset, uint32_t max_coun
 	if (draw_count == 0) {
 		return;
 	}
+	Common::DebugCounters::Add(Common::DebugCounters::Counter::IndirectDraws, draw_count);

 	const auto args_size = indexed ? sizeof(DrawIndexedIndirectArgs) : sizeof(DrawIndirectArgs);
 	EXIT_NOT_IMPLEMENTED(stride_in_bytes < args_size);
@@ -992,6 +926,8 @@ void CommandProcessor::DrawIndirectMulti(uint32_t data_offset, uint32_t max_coun

 		if (!indexed) {
 			auto* args = reinterpret_cast<const DrawIndirectArgs*>(args_addr);
+			PatchIndirectDrawOffsets(*this, registers, args->start_vertex_location,
+			                         args->start_instance_location, 0);
 			m_num_instances = args->instance_count;
 			DrawIndexAuto({.vertex_count   = args->vertex_count_per_instance,
 			               .instance_count = args->instance_count,
@@ -1002,6 +938,8 @@ void CommandProcessor::DrawIndirectMulti(uint32_t data_offset, uint32_t max_coun
 		}

 		auto* args = reinterpret_cast<const DrawIndexedIndirectArgs*>(args_addr);
+		PatchIndirectDrawOffsets(*this, registers, args->base_vertex_location,
+		                         args->start_instance_location, args->start_index_location);

 		auto* index_addr = reinterpret_cast<const void*>(
 		    m_index_base_addr + static_cast<uint64_t>(args->start_index_location) * index_size);
@@ -1034,9 +972,6 @@ void CommandProcessor::DispatchDirect(uint32_t thread_group_x, uint32_t thread_g
 	m_sh_ctx.SetCsWaveSize(Pm4::ComputeWaveSize(mode));

 	uint32_t frame_num = 0;
-	// uint32_t local_x   = 1;
-	// uint32_t local_y   = 1;
-	// uint32_t local_z   = 1;

 	{
 		frame_num = m_renderer.GetGpu().GetFrameNum();
@@ -1058,35 +993,9 @@ void CommandProcessor::DispatchDirect(uint32_t thread_group_x, uint32_t thread_g
 			}
 		}

-		const auto& cs = m_sh_ctx.GetCs().cs_regs;
-		// 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);
 		m_renderer.GetRenderExecutor().DispatchDirect(m_submit_id, CurrentBuffer(), thread_group_x,
-		                                              thread_group_y, thread_group_z, mode);
+		                                              thread_group_y, thread_group_z, mode, IsAsyncComputeQueue());
 	}
-
-	/*constexpr uint32_t DispatchInitiatorUseThreadDimensions = 1u << 5u;
-	auto               group_count = [](uint32_t threads, uint32_t group_size) {
-	    return (threads == 0
-	                ? 0u
-	                : (threads + std::max(group_size, 1u) - 1u) / std::max(group_size, 1u));
-	};
-
-	auto groups_x = thread_group_x;
-	auto groups_y = thread_group_y;
-	auto groups_z = thread_group_z;
-	if ((mode & DispatchInitiatorUseThreadDimensions) != 0) {
-	    groups_x = group_count(thread_group_x, local_x);
-	    groups_y = group_count(thread_group_y, local_y);
-	    groups_z = group_count(thread_group_z, local_z);
-	}
-
-	const uint64_t invocations =
-	    static_cast<uint64_t>(groups_x) * groups_y * groups_z * local_x * local_y * local_z;
-	if (invocations != 0) {
-	    BufferFlushAndWait();
-	}*/
 }

 void CommandProcessor::DispatchIndirect(uint64_t args_addr, uint32_t mode) {
@@ -1097,7 +1006,8 @@ void CommandProcessor::DispatchIndirect(uint64_t args_addr, uint32_t mode) {
 		return;
 	}
 	m_sh_ctx.SetCsWaveSize(Pm4::ComputeWaveSize(mode));
-	m_renderer.GetRenderExecutor().DispatchIndirect(m_submit_id, CurrentBuffer(), args_addr, mode);
+	m_renderer.GetRenderExecutor().DispatchIndirect(m_submit_id, CurrentBuffer(), args_addr, mode,
+	                                                IsAsyncComputeQueue());
 }

 void CommandProcessor::DrawIndexAuto(DrawAutoArgs args) {
@@ -1153,8 +1063,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 		case 0x03: with_interrupt = false; break;
 		case 0x01:
 			if (!IsAsyncComputeQueue()) {
-				Sync::TriggerEopEventAtEndOfPipe(command, m_interrupt_event_id,
-				                                 interrupt_context_id);
+				TriggerEopEventAtEndOfPipe(interrupt_context_id);
 				return;
 			}
 			with_interrupt = true;
@@ -1163,24 +1072,15 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 		default: EXIT("unknown interrupt_selector\n");
 	}

-	auto write32 = [&](bool with_writeback) {
+	auto write32 = [&] {
 		auto* dst  = static_cast<uint32_t*>(dst_gpu_addr);
 		auto  data = static_cast<uint32_t>(value);
+		EXIT_IF(dst == nullptr);
+		(void)command.Handle();
 		std::memcpy(dst, &data, sizeof(data));

 		if (with_interrupt) {
-			if (with_writeback) {
-				Sync::WriteAtEndOfPipeWithInterruptWriteBack32(m_submit_id, command, dst,
-				                                               data, m_interrupt_event_id,
-				                                               interrupt_context_id);
-			} else {
-				Sync::WriteAtEndOfPipeWithInterrupt32(m_submit_id, command, dst, data,
-				                                      m_interrupt_event_id, interrupt_context_id);
-			}
-		} else if (with_writeback) {
-			Sync::WriteAtEndOfPipeWithWriteBack32(m_submit_id, command, dst, data);
-		} else {
-			Sync::WriteAtEndOfPipe32(m_submit_id, command, dst, data);
+			TriggerEopEventAtEndOfPipe(interrupt_context_id);
 		}
 	};

@@ -1192,15 +1092,13 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 					SynchronizeGpu();
 					Sync::ReadGds(*m_renderer.GetBufferCache().GetGdsBuffer(), dst, value & 0xffffu,
 					              value >> 16u);
-					Sync::WriteAtEndOfPipeGds32(m_submit_id, command, dst, value & 0xffffu,
-					                            value >> 16u);
 					if (with_interrupt) {
 						m_renderer.TriggerInterrupt(m_interrupt_event_id, interrupt_context_id);
 					}
 					return;
 				}
 			} else if (eop_event_type == 0x04 && cache_action == 0x00 && event_index == 0x05) {
-				write32(false);
+				write32();
 				return;
 			}
 			break;
@@ -1209,8 +1107,8 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 			if constexpr (sizeof(T) == sizeof(uint32_t)) {
 				if (event_write_source == 0x02 && eop_event_type == 0x2f && event_index == 0x06) {
 					switch (cache_action) {
-						case 0x00: write32(false); return;
-						case 0x38: write32(true); return;
+						case 0x00:
+						case 0x38: write32(); return;
 						default: break;
 					}
 				}
@@ -1218,25 +1116,14 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 				if (event_write_source == 0x04) {
 					value = Sync::ReadReferenceClock();
 				}
-				auto write64 = [&](bool with_writeback) {
+				auto write64 = [&] {
 					auto* dst = static_cast<uint64_t*>(dst_gpu_addr);
+					EXIT_IF(dst == nullptr);
+					(void)command.Handle();
 					std::memcpy(dst, &value, sizeof(value));

 					if (with_interrupt) {
-						if (with_writeback) {
-							Sync::WriteAtEndOfPipeWithInterruptWriteBack64(
-							    m_submit_id, command, dst, value, m_interrupt_event_id,
-							    interrupt_context_id);
-						} else {
-							Sync::WriteAtEndOfPipeWithInterrupt64(m_submit_id, command, dst,
-							                                      value, m_interrupt_event_id,
-							                                      interrupt_context_id);
-						}
-					} else if (with_writeback) {
-						Sync::WriteAtEndOfPipeWithWriteBack64(m_submit_id, command, dst,
-						                                      value);
-					} else {
-						Sync::WriteAtEndOfPipe64(m_submit_id, command, dst, value);
+						TriggerEopEventAtEndOfPipe(interrupt_context_id);
 					}
 				};

@@ -1245,7 +1132,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 						switch (eop_event_type) {
 							case 0x04:
 								if (event_index == 0x05) {
-									write64(false);
+									write64();
 									return;
 								}
 								break;
@@ -1253,7 +1140,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 							case 0x28:
 							case 0x2f:
 								if (event_index == 0x00) {
-									write64(false);
+									write64();
 									return;
 								}
 								break;
@@ -1261,7 +1148,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 							case 0x2d:
 							case 0x30:
 								if (event_index == 0x00 && !with_interrupt) {
-									write64(false);
+									write64();
 									return;
 								}
 								break;
@@ -1276,20 +1163,20 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 								if (((eop_event_type == 0x04 || eop_event_type == 0x28) &&
 								     event_index == 0x05) ||
 								    (event_index == 0x00)) {
-									write64(true);
+									write64();
 									return;
 								}
 								break;
 							case 0x2b:
 							case 0x2d:
 								if (event_index == 0x00 && !with_interrupt) {
-									write64(true);
+									write64();
 									return;
 								}
 								break;
 							case 0x2f:
 								if (event_index == 0x06 && !with_interrupt) {
-									write64(true);
+									write64();
 									return;
 								}
 								break;
@@ -1298,7 +1185,7 @@ void CommandProcessor::WriteAtEndOfPipe(uint32_t cache_policy, uint32_t event_wr
 						break;
 					case 0x3b:
 						if (eop_event_type == 0x04 && event_index == 0x05 && with_interrupt) {
-							write64(true);
+							write64();
 							return;
 						}
 						break;
@@ -1334,24 +1221,12 @@ void CommandProcessor::WriteAtEndOfPipe64(uint32_t cache_policy, uint32_t event_
 	                 interrupt_context_id);
 }

-void CommandProcessor::EmitGlobalBarrier() {
-	Common::LockGuard lock(m_renderer.GetMutex());
-
-	vk::MemoryBarrier2 barrier {};
-	barrier.srcStageMask  = vk::PipelineStageFlagBits2::eAllCommands;
-	barrier.srcAccessMask = vk::AccessFlagBits2::eMemoryWrite;
-	barrier.dstStageMask  = vk::PipelineStageFlagBits2::eAllCommands;
-	barrier.dstAccessMask = vk::AccessFlagBits2::eMemoryRead | vk::AccessFlagBits2::eMemoryWrite;
-
-	vk::DependencyInfo dependency {};
-	dependency.memoryBarrierCount = 1;
-	dependency.pMemoryBarriers    = &barrier;
-	GetScheduler().EndRendering();
-	CurrentBuffer().Handle().pipelineBarrier2(dependency);
-}
-
 void CommandProcessor::TriggerEopEventAtEndOfPipe(uint32_t interrupt_context_id) {
-	Sync::TriggerEopEventAtEndOfPipe(CurrentBuffer(), m_interrupt_event_id, interrupt_context_id);
+	(void)CurrentBuffer().Handle();
+	GetScheduler().DeferPriorityOperation(
+	    [&renderer = m_renderer, event_id = m_interrupt_event_id, interrupt_context_id] {
+		    renderer.TriggerInterrupt(event_id, interrupt_context_id);
+	    });
 }

 void CommandProcessor::TriggerEvent(uint32_t event_type, uint32_t event_index,
@@ -1365,21 +1240,17 @@ void CommandProcessor::TriggerEvent(uint32_t event_type, uint32_t event_index,
 	}

 	const auto valid_cache_event_index = event_index == 0x00000000 || event_index == 0x00000007;
+	// Partial flushes and cache writebacks only order GPU work, which the renderer's resource
+	// barriers already order.
 	switch (event_type) {
 		// CsPartialFlush, GsPartialFlush, PsPartialFlush.
 		case 0x00000007:
 		case 0x0000000f:
-		case 0x00000010: EmitGlobalBarrier(); break;
-		// CbDbDataWritebackInvalidate, CbDataWritebackInvalidate.
+		case 0x00000010: break;
+		// CbDbDataWritebackInvalidate, CbDataWritebackInvalidate, DbDataWritebackInvalidate,
+		// DbMetadataWritebackInvalidate, CbMetadataWritebackInvalidate.
 		case 0x00000016:
 		case 0x00000031:
-			if (!valid_cache_event_index) {
-				EXIT("unknown event type: 0x%08" PRIx32 ", 0x%08" PRIx32 "\n", event_type,
-				     event_index);
-			}
-			EmitGlobalBarrier();
-			break;
-		// DbDataWritebackInvalidate, DbMetadataWritebackInvalidate, CbMetadataWritebackInvalidate.
 		case 0x0000002a:
 		case 0x0000002c:
 		case 0x0000002e:
@@ -1387,7 +1258,6 @@ void CommandProcessor::TriggerEvent(uint32_t event_type, uint32_t event_index,
 				EXIT("unknown event type: 0x%08" PRIx32 ", 0x%08" PRIx32 "\n", event_type,
 				     event_index);
 			}
-			EmitGlobalBarrier();
 			break;
 		case 0x0000000d:
 		case 0x0000000e:
@@ -1441,8 +1311,9 @@ void CommandProcessor::Flip() {
 	auto& command = CurrentBuffer();
 	auto request = Sync::PrepareVideoOutFlip(command, m_flip.handle, m_flip.index, m_flip.flip_mode,
 	                                         m_flip.flip_arg);
-	Sync::WriteAtEndOfPipeOnlyFlip(m_submit_id, command, m_flip.handle, m_flip.index,
-	                               m_flip.flip_mode, m_flip.flip_arg, request);
+	(void)command.Handle();
+	GetScheduler().DeferPriorityOperation(
+	    [&renderer = m_renderer, request] { renderer.GetVideoOut().CompleteFlip(request); });
 	GetScheduler().Flush();
 }

@@ -1456,12 +1327,13 @@ void CommandProcessor::Flip(void* dst_gpu_addr, uint32_t value) {
 		     reinterpret_cast<uint64_t>(dst_gpu_addr), value);
 	}

+	EXIT_IF(dst_gpu_addr == nullptr);
 	std::memcpy(dst_gpu_addr, &value, sizeof(value));
 	auto request = Sync::PrepareVideoOutFlip(command, m_flip.handle, m_flip.index, m_flip.flip_mode,
 	                                         m_flip.flip_arg);
-	Sync::WriteAtEndOfPipeWithFlip32(m_submit_id, command, static_cast<uint32_t*>(dst_gpu_addr),
-	                                 value, m_flip.handle, m_flip.index, m_flip.flip_mode,
-	                                 m_flip.flip_arg, request);
+	(void)command.Handle();
+	GetScheduler().DeferPriorityOperation(
+	    [&renderer = m_renderer, request] { renderer.GetVideoOut().CompleteFlip(request); });
 	GetScheduler().Flush();
 }

@@ -1481,12 +1353,16 @@ void CommandProcessor::FlipWithInterrupt(uint32_t eop_event_type, uint32_t cache
 	if (eop_event_type != 0x00000004 || cache_action != 0x00000038) {
 		EXIT("unknown event type\n");
 	}
+	EXIT_IF(dst_gpu_addr == nullptr);
 	std::memcpy(dst_gpu_addr, &value, sizeof(value));
 	auto request = Sync::PrepareVideoOutFlip(command, m_flip.handle, m_flip.index, m_flip.flip_mode,
 	                                         m_flip.flip_arg);
-	Sync::WriteAtEndOfPipeWithInterruptWriteBackFlip32(
-	    m_submit_id, command, static_cast<uint32_t*>(dst_gpu_addr), value, m_flip.handle,
-	    m_flip.index, m_flip.flip_mode, m_flip.flip_arg, request, m_interrupt_event_id);
+	(void)command.Handle();
+	GetScheduler().DeferPriorityOperation(
+	    [&renderer = m_renderer, event_id = m_interrupt_event_id, request] {
+		    renderer.GetVideoOut().CompleteFlip(request);
+		    renderer.TriggerInterrupt(event_id, 0);
+	    });
 	GetScheduler().Flush();
 }

@@ -1502,8 +1378,9 @@ void CommandProcessor::PrepareCpuFlip(uint64_t request_id) {
 	ProcessorScope processor_scope(*this);

 	m_renderer.GetVideoOut().PrepareFlip(request_id, command);
+	GetScheduler().DeferPriorityOperation(
+	    [this, request_id] { m_renderer.GetVideoOut().CompleteFlip(request_id); });
 	GetScheduler().Flush();
-	m_renderer.GetVideoOut().CompleteFlip(request_id);
 }

 void CommandProcessor::SynchronizeGpu() {
@@ -13,6 +13,7 @@
 #include <deque>
 #include <memory>
 #include <mutex>
+#include <semaphore>
 #include <span>
 #include <thread>

@@ -32,11 +33,14 @@ public:
 	void               SendCommandSync(Common::UniqueFunction<void>&& command);

 	// Submitted command memory is borrowed and must remain valid until GPU execution completes.
-	void              Submit(std::span<const uint32_t> draw_commands,
-	                         std::span<const uint32_t> constant_commands);
-	void              SubmitCompute(uint32_t queue, std::span<const uint32_t> commands);
-	void              SubmitFlipPreparation(uint64_t request_id);
-	void              Done();
+	void Submit(std::span<const uint32_t> draw_commands,
+	            std::span<const uint32_t> constant_commands);
+	void SubmitCompute(uint32_t queue, std::span<const uint32_t> commands);
+	void SubmitFlipPreparation(uint64_t request_id);
+	// Insert an ordered graphics drain; only a previous suspend point can block the caller.
+	void SuspendPoint();
+	// Wait for guest command processing, including all compute queues (not native GPU completion).
+	void              WaitForIdle();
 	[[nodiscard]] int GetFrameNum() const;

 	[[nodiscard]] static bool IsGpuThread() noexcept;
@@ -48,7 +52,7 @@ private:
 	static constexpr uint32_t ComputeQueueBase     = 0x20;
 	static constexpr uint32_t QueueCount           = 1 + ComputeQueueCount;

-	enum class SubmissionType { Graphics, Compute, FlipPreparation };
+	enum class SubmissionType { Graphics, Compute, FlipPreparation, SuspendPoint };

 	struct Submission {
 		SubmissionType            type     = SubmissionType::Graphics;
@@ -57,7 +61,6 @@ private:
 		std::span<const uint32_t> constant_commands;
 		Pm4Execution              command_execution;
 		Pm4Execution              constant_execution;
-		bool                      reset_processor   = false;
 		bool                      started           = false;
 		bool                      command_complete  = false;
 		bool                      constant_complete = false;
@@ -66,14 +69,12 @@ private:
 	};

 	void              Enqueue(Submission submission);
-	void              WaitForIdle();
 	void              ProcessCommands();
 	bool              Process(Submission& submission);
 	static void       ThreadRun(void* data);
 	CommandProcessor& GetProcessor(uint32_t queue_id);

 	RenderContext&                                 m_renderer;
-	Common::Mutex                                  m_submission_mutex;
 	Common::Mutex                                  m_queue_mutex;
 	std::mutex                                     m_shutdown_mutex;
 	Common::CondVar                                m_work_available;
@@ -84,10 +85,12 @@ private:
 	uint32_t                                       m_next_queue        = 0;
 	uint32_t                                       m_submission_count  = 0;
 	bool                                           m_processing        = false;
-	bool                                           m_graphics_done     = true;
 	bool                                           m_accepting         = true;
 	bool                                           m_stopping          = false;
 	bool                                           m_shutdown_complete = false;
+	// Completion callbacks can outlive GuestGpu during renderer shutdown.
+	std::shared_ptr<std::binary_semaphore> m_suspend_point_ready =
+	    std::make_shared<std::binary_semaphore>(1);

 	std::unique_ptr<CommandProcessor>                                m_gfx_cp;
 	std::array<std::unique_ptr<CommandProcessor>, ComputeQueueCount> m_compute_cp;
@@ -5,6 +5,8 @@
 #include "common/common.h"
 #include "graphics/guest_gpu/gpu_defs.h"

+#include <array>
+
 namespace Libs::Graphics::HW {

 struct ColorBase {
@@ -458,6 +460,9 @@ struct PsShaderResource2 {

 struct PsStageRegisters {
 	uint64_t          data_addr = 0;
+	uint64_t          user_data_addr = 0;
+	// Hades II uses PS offsets 4:5 for a byte-addressed descriptor table.
+	uint64_t          auxiliary_table_addr = 0;
 	PsShaderResource1 rsrc1;
 	PsShaderResource2 rsrc2;
 };
@@ -553,6 +558,8 @@ struct ShaderRegisters {
 	uint32_t m_vgtGsMaxVertOut        = 0;
 	uint32_t m_vgtGsOutPrimType       = 0;
 	uint32_t m_vgtPrimitiveIdEn       = 0;
+	uint32_t m_vgtDrawPayloadCntl     = 0;
+	uint32_t m_paClObjprimIdCntl      = 0;
 	uint32_t m_vgtReuseOff            = 0;
 	uint32_t m_vgtTessDistribution    = 0;
 	uint32_t m_vgtLsHsConfig          = 0;
@@ -569,6 +576,12 @@ struct ShaderRegisters {
 	uint32_t m_paScShaderControl = 0;

 	DepthShaderControl db_shader_control;
+	bool               alpha_to_mask_enable = false;
+
+	// DB_SHADER_CONTROL.ALPHA_TO_MASK_DISABLE overrides DB_ALPHA_TO_MASK per shader.
+	[[nodiscard]] bool AlphaToMask() const {
+		return alpha_to_mask_enable && !db_shader_control.alpha_to_mask_disable;
+	}

 	[[nodiscard]] uint32_t GetExportCount() const {
 		return 1u + ((m_spiVsOutConfig >> 1u) & 0x1Fu);
@@ -676,6 +689,10 @@ public:

 	void                   SetRenderTargetMask(uint32_t mask) { m_render_target_mask = mask; }
 	[[nodiscard]] uint32_t GetRenderTargetMask() const { return m_render_target_mask; }
+	[[nodiscard]] bool HasObjectPrimitiveIdOutput() const {
+		return (m_sh_regs.m_vgtDrawPayloadCntl & 1u) != 0 &&
+		       (m_render_target_mask & 0xf0000000u) != 0;
+	}

 	void                   SetShaderStages(uint32_t flags) { m_shader_stages = flags; }
 	[[nodiscard]] uint32_t GetShaderStages() const { return m_shader_stages; }
@@ -815,6 +832,11 @@ public:
 	void SetBlendColor(const BlendColor& color) { m_blend_color = color; }
 	[[nodiscard]] const ClipControl& GetClipControl() const { return m_clip_control; }
 	void SetClipControl(const ClipControl& control) { m_clip_control = control; }
+	// PA_CL_UCP_0_X..PA_CL_UCP_5_W as raw float bits, four per plane.
+	[[nodiscard]] const std::array<uint32_t, 24>& GetUserClipPlanes() const {
+		return m_user_clip_planes;
+	}
+	void SetUserClipPlane(uint32_t index, uint32_t value) { m_user_clip_planes[index] = value; }
 	[[nodiscard]] const RenderControl& GetRenderControl() const { return m_render_control; }
 	void SetRenderControl(const RenderControl& control) { m_render_control = control; }
 	[[nodiscard]] const DepthRenderOverride& GetDepthRenderOverride() const {
@@ -874,6 +896,8 @@ public:
 	void SetGsMaxVertOut(uint32_t value) { m_sh_regs.m_vgtGsMaxVertOut = value; }
 	void SetGsOutPrimType(uint32_t value) { m_sh_regs.m_vgtGsOutPrimType = value; }
 	void SetPrimitiveIdEn(uint32_t value) { m_sh_regs.m_vgtPrimitiveIdEn = value; }
+	void SetDrawPayloadControl(uint32_t value) { m_sh_regs.m_vgtDrawPayloadCntl = value; }
+	void SetObjprimIdControl(uint32_t value) { m_sh_regs.m_paClObjprimIdCntl = value; }
 	void SetReuseOff(uint32_t value) { m_sh_regs.m_vgtReuseOff = value; }
 	void SetTessDistribution(uint32_t value) { m_sh_regs.m_vgtTessDistribution = value; }
 	void SetLsHsConfig(uint32_t value) { m_sh_regs.m_vgtLsHsConfig = value; }
@@ -897,6 +921,7 @@ public:
 	void SetDepthShaderControl(const DepthShaderControl& value) {
 		m_sh_regs.db_shader_control = value;
 	}
+	void SetAlphaToMaskEnable(bool value) { m_sh_regs.alpha_to_mask_enable = value; }

 	void SetScShaderControl(uint32_t value) { m_sh_regs.m_paScShaderControl = value; }

@@ -913,6 +938,8 @@ private:
 	ColorControl    m_color_control;
 	ScanModeControl m_scan_mode_control;

+	std::array<uint32_t, 24> m_user_clip_planes {};
+
 	AaSampleControl m_aa_sample_control;
 	AaConfig        m_aa_config;

@@ -1017,6 +1044,12 @@ public:
 	void SetGsShaderResource2(const GsShaderResource2& rsrc2) { m_vs.gs_regs.rsrc2 = rsrc2; }

 	void SetPsShaderBase(uint64_t addr) { m_ps.ps_regs.data_addr = addr; }
+	void SetPsUserDataAddress(uint32_t word, uint32_t value) {
+		SetUserDataAddressWord(m_ps.ps_regs.user_data_addr, word, value);
+	}
+	void SetPsAuxiliaryTableAddress(uint32_t word, uint32_t value) {
+		SetUserDataAddressWord(m_ps.ps_regs.auxiliary_table_addr, word, value);
+	}
 	void SetPsShaderResource1(const PsShaderResource1& rsrc1) { m_ps.ps_regs.rsrc1 = rsrc1; }
 	void SetPsShaderResource2(const PsShaderResource2& rsrc2) { m_ps.ps_regs.rsrc2 = rsrc2; }

@@ -23,7 +23,6 @@ constexpr auto MakeRegisterNames() {
 	names[R_DISPATCH_RESET] = "R_DISPATCH_RESET";
 	names[R_PUSH_MARKER]    = "R_PUSH_MARKER";
 	names[R_POP_MARKER]     = "R_POP_MARKER";
-	names[R_ACQUIRE_MEM]    = "R_ACQUIRE_MEM";
 	names[R_WRITE_DATA]     = "R_WRITE_DATA";
 	names[R_FLIP]           = "R_FLIP";
 	names[R_RELEASE_MEM]    = "R_RELEASE_MEM";
@@ -120,15 +119,15 @@ void DumpPm4PacketStream(Common::File* file, const uint32_t* cmd_buffer, uint32_
 		uint32_t len = 0;

 		const auto packet_type = static_cast<PacketType>(cmd_id >> 30u);
-		// Type-2 packets are header-only padding; every other packet type requires a body.
-		EXIT_NOT_IMPLEMENTED(dw < 2 && packet_type != PacketType::Type2);
+		EXIT_NOT_IMPLEMENTED(dw < 2 && packet_type != PacketType::Type2 &&
+		                     PacketSizeDw(cmd_id) != 1u);

 		switch (packet_type) {
 			case PacketType::Type3: {
 				const bool    sh_gx = (cmd_id & 0x2u) == 0;
 				const uint8_t op    = ((cmd_id >> 8u) & 0xffu);
 				const auto    r     = KYTY_PM4_R(cmd_id);
-				len                 = ((cmd_id >> 16u) & 0x3fffu) + 1;
+				len                 = PacketSizeDw(cmd_id) - 1u;

 				EXIT_NOT_IMPLEMENTED(len >= dw);

@@ -19,6 +19,10 @@ class File;

 namespace Libs::Graphics::Pm4 {

+constexpr uint32_t PacketSizeDw(uint32_t header) {
+	return (header & 0x3fffff00u) == 0x3fff1000u ? 1u : KYTY_PM4_LEN(header);
+}
+
 constexpr uint32_t IT_NOP                       = 0x10;
 constexpr uint32_t IT_SET_BASE                  = 0x11;
 constexpr uint32_t IT_CLEAR_STATE               = 0x12;
@@ -82,7 +86,6 @@ constexpr uint32_t R_WAIT_FLIP_DONE = 0x06;
 constexpr uint32_t R_DISPATCH_RESET = 0x09;
 constexpr uint32_t R_PUSH_MARKER    = 0x0B;
 constexpr uint32_t R_POP_MARKER     = 0x0C;
-constexpr uint32_t R_ACQUIRE_MEM    = 0x14;
 constexpr uint32_t R_WRITE_DATA     = 0x15;
 constexpr uint32_t R_FLIP           = 0x17;
 constexpr uint32_t R_RELEASE_MEM    = 0x18;
@@ -546,6 +549,8 @@ constexpr uint32_t VGT_SHADER_STAGES_EN                                = 0x2D5;
 constexpr uint32_t VGT_LS_HS_CONFIG                                    = 0x2D6;
 constexpr uint32_t VGT_TF_PARAM                                        = 0x2DB;
 constexpr uint32_t DB_ALPHA_TO_MASK                                    = 0x2DC;
+constexpr uint32_t DB_ALPHA_TO_MASK_ALPHA_TO_MASK_ENABLE_SHIFT         = 0;
+constexpr uint32_t DB_ALPHA_TO_MASK_ALPHA_TO_MASK_ENABLE_MASK          = 0x1;
 constexpr uint32_t PA_SU_POLY_OFFSET_DB_FMT_CNTL                       = 0x2DE;
 constexpr uint32_t PA_SU_POLY_OFFSET_DB_FMT_CNTL_NEG_NUM_DB_BITS_SHIFT = 0;
 constexpr uint32_t PA_SU_POLY_OFFSET_DB_FMT_CNTL_NEG_NUM_DB_BITS_MASK  = 0xFF;
@@ -697,6 +702,8 @@ constexpr uint32_t CX_NUM = 0x3FF + 1;

 /* Shader registers */

+constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_LO_PS = 0x2;
+constexpr uint32_t SPI_SHADER_USER_DATA_ADDR_HI_PS = 0x3;
 constexpr uint32_t SPI_SHADER_PACE_ID_PS            = 0x6;
 constexpr uint32_t SPI_GRAPHICS_SHADER_CONTROL_PS    = 0x7;
 constexpr uint32_t SPI_SHADER_PGM_LO_PS              = 0x8;
@@ -299,8 +299,8 @@ bool TileGetTextureBlockLayout(Prospero::BufferFormat format, Prospero::TileMode
 	if (!TileGetTextureElementLayout(format, element)) {
 		return false;
 	}
-	if ((family == TileBlockFamily::Depth64KB || family == TileBlockFamily::RenderTarget64KB) &&
-	    Prospero::RenderTargetBytesPerElement(format) != element.bytes) {
+	if (family == TileBlockFamily::Depth64KB &&
+	    (element.texel_width != 1 || element.texel_height != 1)) {
 		return false;
 	}

@@ -1213,20 +1213,12 @@ bool TileGetRenderTargetSize(uint32_t width, uint32_t height, uint32_t pitch,
 	return true;
 }

-bool TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
-                    uint32_t bytes_per_element, uint32_t levels, Prospero::TileMode tile,
-                    TileSizeAlign& total_size, uint32_t num_fragments_log2) {
-	total_size = {};
-	if (width == 0 || height == 0 || slices == 0 || levels != 1 || num_fragments_log2 != 0 ||
-	    !std::has_single_bit(bytes_per_element) || bytes_per_element > 16 ||
-	    (tile != Prospero::TileMode::kRenderTarget && tile != Prospero::TileMode::kDepth)) {
+static bool TileGetColorMetadataSize(uint32_t width, uint32_t height, uint32_t slices,
+                                      uint32_t block_width, uint32_t block_height,
+                                      TileSizeAlign& total_size) {
+	if (width == 0 || height == 0 || slices == 0) {
 		return false;
 	}
-	// Gen5 color metadata uses 4 KiB blocks, with one byte per 256 bytes of color data.
-	// Metadata stays thin for volume surfaces, so every depth slice has its own block raster.
-	const uint32_t coverage_bits = 20u - std::countr_zero(bytes_per_element);
-	const uint32_t block_width   = 1u << ((coverage_bits + 1u) / 2u);
-	const uint32_t block_height  = 1u << (coverage_bits / 2u);
 	const uint64_t blocks_x = (static_cast<uint64_t>(width) + block_width - 1u) / block_width;
 	const uint64_t blocks_y = (static_cast<uint64_t>(height) + block_height - 1u) / block_height;
 	const uint64_t blocks   = blocks_x * blocks_y;
@@ -1238,36 +1230,27 @@ bool TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
 	return true;
 }

-bool TileGetRenderTargetMipLayout(uint32_t width, uint32_t height, uint32_t pitch,
-                                  uint32_t bytes_per_element, uint32_t levels,
-                                  TileSizeAlign& total_size, TileSizeOffset* level_sizes,
-                                  TilePaddedSize* padded_size) {
+bool TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
+                    uint32_t bytes_per_element, uint32_t levels, Prospero::TileMode tile,
+                    TileSizeAlign& total_size, uint32_t num_fragments_log2) {
 	total_size = {};
-	if (width == 0 || height == 0 || levels == 0 || levels > 16 ||
-	    pitch != TileGetRenderTargetPitch(width, bytes_per_element)) {
+	if (levels != 1 || num_fragments_log2 != 0 ||
+	    !std::has_single_bit(bytes_per_element) || bytes_per_element > 16 ||
+	    (tile != Prospero::TileMode::kRenderTarget && tile != Prospero::TileMode::kDepth)) {
 		return false;
 	}
-	uint32_t max_levels    = 1;
-	uint32_t max_dimension = std::max(width, height);
-	while (max_dimension > 1) {
-		max_dimension >>= 1u;
-		max_levels++;
-	}
-	if (levels > max_levels) {
-		return false;
-	}
-	auto format = Prospero::BufferFormat::kInvalid;
-	switch (bytes_per_element) {
-		case 1: format = Prospero::BufferFormat::k8UNorm; break;
-		case 2: format = Prospero::BufferFormat::k16UNorm; break;
-		case 4: format = Prospero::BufferFormat::k32Float; break;
-		case 8: format = Prospero::BufferFormat::k16_16_16_16Float; break;
-		case 16: format = Prospero::BufferFormat::k32_32_32_32Float; break;
-		default: return false;
-	}
-	TileGetTextureSize(format, width, height, levels, Prospero::TileMode::kRenderTarget,
-	                   &total_size, level_sizes, padded_size);
-	return total_size.size != 0 && total_size.align == 65536;
+	// Gen5 DCC uses 4 KiB blocks, with one byte per 256 bytes of color data.
+	// Metadata stays thin for volume surfaces, so every depth slice has its own block raster.
+	const uint32_t coverage_bits = 20u - std::countr_zero(bytes_per_element);
+	return TileGetColorMetadataSize(width, height, slices, 1u << ((coverage_bits + 1u) / 2u),
+	                                1u << (coverage_bits / 2u), total_size);
+}
+
+bool TileGetCmaskSize(uint32_t width, uint32_t height, uint32_t slices, uint32_t levels,
+                      TileSizeAlign& total_size) {
+	total_size = {};
+	// Gen5 CMASK stores four bits per 8x8 tile in 4 KiB blocks covering 1024x512 pixels.
+	return levels == 1 && TileGetColorMetadataSize(width, height, slices, 1024, 512, total_size);
 }

 void TileGetTextureSize(Prospero::BufferFormat format, uint32_t width, uint32_t height,
@@ -126,10 +126,8 @@ bool     TileGetRenderTargetSize(uint32_t width, uint32_t height, uint32_t pitch
 bool     TileGetDccSize(uint32_t width, uint32_t height, uint32_t slices,
                        uint32_t bytes_per_element, uint32_t levels, Prospero::TileMode tile,
                        TileSizeAlign& total_size, uint32_t num_fragments_log2 = 0);
-bool     TileGetRenderTargetMipLayout(uint32_t width, uint32_t height, uint32_t pitch,
-                                      uint32_t bytes_per_element, uint32_t levels,
-                                      TileSizeAlign& total_size, TileSizeOffset* level_sizes,
-                                      TilePaddedSize* padded_size);
+bool     TileGetCmaskSize(uint32_t width, uint32_t height, uint32_t slices, uint32_t levels,
+                          TileSizeAlign& total_size);
 void     TileGetTextureSize(Prospero::BufferFormat format, uint32_t width, uint32_t height,
                            uint32_t levels, Prospero::TileMode tile, TileSizeAlign* total_size,
                            TileSizeOffset* level_sizes, TilePaddedSize* padded_size);
@@ -8,6 +8,7 @@

 #include <map>
 #include <mutex>
+#include <span>
 #include <tuple>
 #include <vector>
 #include <vk_mem_alloc.h>
@@ -29,8 +30,11 @@ struct GraphicContext {
 	bool                               memory_budget_ext_enabled             = false;
 	bool                               compute_subgroup_size_control_enabled = false;
 	bool                               sample_rate_shading_enabled           = false;
+	bool                               shader_image_int64_atomics_enabled    = false;
+	// bool fp64_denorm_preserve = false; // Temporarily disabled.
 	bool                               attachment_feedback_loop_enabled      = false;
 	bool                               provoking_vertex_last_enabled         = false;
+	bool                               maintenance8_enabled                  = false;
 	bool                               supports_block_texel_view              = false;
 	bool                                      mesh_shader_enabled                   = false;
 	vk::PhysicalDeviceMeshShaderPropertiesEXT mesh_shader_properties                = {};
@@ -96,6 +100,14 @@ struct GraphicContext {
 	[[nodiscard]] bool CanReportMemoryUsage() const noexcept { return memory_budget_ext_enabled; }
 	[[nodiscard]] uint64_t GetDeviceMemoryUsage() const;
 	[[nodiscard]] uint64_t GetTotalMemoryBudget() const;
+
+	struct HeapUsage {
+		uint64_t usage        = 0; // Whole process, as reported by VK_EXT_memory_budget.
+		uint64_t budget       = 0;
+		uint32_t allocations  = 0;
+		bool     device_local = false;
+	};
+	[[nodiscard]] uint32_t GetHeapUsage(std::span<HeapUsage, VK_MAX_MEMORY_HEAPS> heaps) const;
 	[[nodiscard]] bool     CreateImage(const vk::ImageCreateInfo& info, VulkanImage& image);
 	void                   DeleteImage(VulkanImage& image);

@@ -66,6 +66,18 @@ RegionManager* MemoryTracker::GetOrCreateRegion(uint64_t index) {
 	return ptr;
 }

+void MemoryTracker::QueueBdaSync(uint64_t vaddr, uint64_t size) {
+	const auto begin = Common::AlignDown(vaddr, TRACKER_PAGE_SIZE);
+	const auto end   = Common::AlignUp(vaddr + size, TRACKER_PAGE_SIZE);
+	std::lock_guard lock(m_bda_sync_mutex);
+	m_bda_sync.Add(begin, end - begin);
+}
+
+RangeSet MemoryTracker::TakeBdaSync() {
+	std::lock_guard lock(m_bda_sync_mutex);
+	return std::exchange(m_bda_sync, RangeSet {});
+}
+
 bool MemoryTracker::IsRegionCpuModified(uint64_t vaddr, uint64_t size) {
 	CheckNotInUploadCallback();
 	return Iterate<true>(vaddr, size, [](RegionManager* manager, uint64_t offset, uint64_t bytes) {
@@ -88,6 +100,7 @@ void MemoryTracker::MarkRegionAsCpuModified(uint64_t vaddr, uint64_t size) {
 		std::scoped_lock lock(manager->lock);
 		manager->ChangeState<DirtySource::Cpu, true>(manager->GetCpuAddr() + offset, bytes);
 	});
+	QueueBdaSync(vaddr, size);
 }

 void MemoryTracker::MarkRegionAsGpuModified(uint64_t vaddr, uint64_t size) {
@@ -128,6 +141,8 @@ void MemoryTracker::UntrackMemory(uint64_t vaddr, uint64_t size) {
 	Iterate<false>(vaddr, size, [](RegionManager* manager, uint64_t offset, uint64_t bytes) {
 		manager->ChangeState<DirtySource::Cpu, true>(manager->GetCpuAddr() + offset, bytes);
 	});
+	locks.clear();
+	QueueBdaSync(vaddr, size);
 }

 } // namespace Libs::Graphics
@@ -29,6 +29,10 @@ public:
 	void               MarkRegionAsGpuModified(uint64_t vaddr, uint64_t size);
 	void               UnmarkRegionAsGpuModified(uint64_t vaddr, uint64_t size);
 	void               UntrackMemory(uint64_t vaddr, uint64_t size);
+	// Queue after changing ownership; a concurrent drain must not consume an event
+	// before the dirty pages it describes become visible.
+	void                   QueueBdaSync(uint64_t vaddr, uint64_t size);
+	[[nodiscard]] RangeSet TakeBdaSync();
 	// Removes protection from a range and flushes GPU-owned data when required.
 	template <typename Flush>
 	void InvalidateRegion(uint64_t vaddr, uint64_t size, Flush&& on_flush) noexcept {
@@ -51,6 +55,7 @@ public:
 				on_flush();
 			}
 		});
+		QueueBdaSync(vaddr, size);
 	}
 #if KYTY_BUILD == KYTY_BUILD_DEBUG
 	void ValidateGpuDirtyPages(const RangeSet& dirty, uint64_t vaddr, uint64_t size,
@@ -82,9 +87,8 @@ public:
 		static_assert(std::is_nothrow_invocable_v<RangeFunc&, uint64_t, uint64_t>);
 		static_assert(std::is_nothrow_invocable_v<UploadFunc&>);
 		CheckNotInUploadCallback();
-		Iterate<true>(vaddr, size, [](RegionManager*, uint64_t, uint64_t) {});
 		const auto* previous_upload_owner = std::exchange(s_upload_owner, this);
-		Iterate<false>(vaddr, size, [&](RegionManager* manager, uint64_t offset, uint64_t bytes) {
+		Iterate<true>(vaddr, size, [&](RegionManager* manager, uint64_t offset, uint64_t bytes) {
 			manager->lock.lock();
 			manager->ForEachModifiedRange<DirtySource::Cpu, true>(manager->GetCpuAddr() + offset,
 			                                                      bytes, range_func);
@@ -150,6 +154,8 @@ private:
 	std::unique_ptr<std::atomic<RegionManager*>[]> m_regions;
 	std::vector<std::unique_ptr<RegionManager>>    m_region_storage;
 	std::mutex                                     m_region_mutex;
+	std::mutex                                     m_bda_sync_mutex;
+	RangeSet                                       m_bda_sync;
 	PageManager&                                   m_page_manager;
 };

@@ -15,6 +15,12 @@
 #include <mutex>
 #include <vector>

+#if defined(_MSC_VER)
+#include <intrin.h>
+#elif defined(__x86_64__)
+#include <xmmintrin.h>
+#endif
+
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 #ifndef NOMINMAX
 #define NOMINMAX
@@ -62,7 +68,13 @@ class SpinGuard final {
 public:
 	explicit SpinGuard(std::atomic_flag& lock): m_lock(lock) {
 		while (m_lock.test_and_set(std::memory_order_acquire)) {
-			std::atomic_signal_fence(std::memory_order_seq_cst);
+#if defined(__x86_64__) || defined(_M_X64)
+			_mm_pause();
+#elif defined(_M_ARM64)
+			__yield();
+#elif defined(__aarch64__)
+			asm volatile("yield");
+#endif
 		}
 	}
 	~SpinGuard() { m_lock.clear(std::memory_order_release); }
@@ -3,6 +3,7 @@

 #include "common/bitArray.h"
 #include "common/common.h"
+#include "kernel/memory.h"

 #include <compare>

@@ -10,7 +11,8 @@ namespace Libs::Graphics {

 constexpr uint64_t TRACKER_PAGE_SIZE    = 4ull * 1024ull;
 constexpr uint64_t TRACKER_REGION_SIZE  = 4ull * 1024ull * 1024ull;
-constexpr uint64_t TRACKER_ADDRESS_SIZE = 1ull << 40u;
+constexpr uint64_t TRACKER_ADDRESS_SIZE = 1ull << 44u;
+constexpr uint64_t LOWER_ADDRESS_SIZE   = 1ull << 40u;
 constexpr size_t   TRACKER_REGION_PAGES = TRACKER_REGION_SIZE / TRACKER_PAGE_SIZE;

 struct GuestRange {
@@ -19,8 +21,11 @@ struct GuestRange {

 	[[nodiscard]] constexpr bool Empty() const noexcept { return address == 0 && size == 0; }
 	[[nodiscard]] constexpr bool Valid() const noexcept {
-		return address != 0 && size != 0 && address < TRACKER_ADDRESS_SIZE &&
-		       size <= TRACKER_ADDRESS_SIZE - address;
+		if (address == 0 || size == 0) return false;
+		if (address < LOWER_ADDRESS_SIZE) return size <= LOWER_ADDRESS_SIZE - address;
+		constexpr auto base = LibKernel::Memory::kExtendedMemoryBase;
+		constexpr auto length = LibKernel::Memory::kExtendedMemorySize;
+		return address >= base && address - base < length && size <= length - (address - base);
 	}
 	[[nodiscard]] constexpr bool     ValidOrEmpty() const noexcept { return Empty() || Valid(); }
 	[[nodiscard]] constexpr uint64_t End() const noexcept { return address + size; }
@@ -9,6 +9,12 @@
 #include <mutex>
 #include <utility>

+#if defined(_MSC_VER)
+#include <intrin.h>
+#elif defined(__x86_64__)
+#include <xmmintrin.h>
+#endif
+
 #if KYTY_PLATFORM == KYTY_PLATFORM_WINDOWS
 #ifndef NOMINMAX
 #define NOMINMAX
@@ -30,21 +36,20 @@ class TrackingSpinLock final {
 public:
 	void lock() noexcept {
 		const auto thread = CurrentThread();
-		if (m_owner.load(std::memory_order_relaxed) == thread) {
-			EXIT("recursive region tracking lock\n");
-		}
 		while (m_lock.test_and_set(std::memory_order_acquire)) {
-			if (m_owner.load(std::memory_order_relaxed) == thread) {
-				EXIT("recursive region tracking lock while contended\n");
-			}
-			std::atomic_signal_fence(std::memory_order_seq_cst);
+			EXIT_NOT_IMPLEMENTED(m_owner.load(std::memory_order_relaxed) == thread);
+#if defined(__x86_64__) || defined(_M_X64)
+			_mm_pause();
+#elif defined(_M_ARM64)
+			__yield();
+#elif defined(__aarch64__)
+			asm volatile("yield");
+#endif
 		}
 		m_owner.store(thread, std::memory_order_relaxed);
 	}
 	void unlock() noexcept {
-		if (m_owner.load(std::memory_order_relaxed) != CurrentThread()) {
-			EXIT("region tracking lock released by non-owner\n");
-		}
+		EXIT_NOT_IMPLEMENTED(m_owner.load(std::memory_order_relaxed) != CurrentThread());
 		m_owner.store(0, std::memory_order_relaxed);
 		m_lock.clear(std::memory_order_release);
 	}
@@ -55,7 +60,9 @@ private:
 		return GetCurrentThreadId();
 #elif defined(__APPLE__)
 		// mach thread port is a nonzero per-thread id (0 is the "no owner" sentinel).
-		return static_cast<uint32_t>(pthread_mach_thread_np(pthread_self()));
+		static thread_local const uint32_t tid =
+		    static_cast<uint32_t>(pthread_mach_thread_np(pthread_self()));
+		return tid;
 #elif defined(__linux__)
 		static thread_local const uint32_t tid = static_cast<uint32_t>(::syscall(SYS_gettid));
 		return tid;
@@ -88,8 +95,7 @@ public:
 	template <DirtySource source>
 	[[nodiscard]] bool IsModified(uint64_t offset, uint64_t size) const {
 		const auto [start, end] = GetPageRange(m_cpu_addr + offset, size);
-		const auto& bits        = GetBits<source>();
-		return RegionBits(bits, start, end).Any();
+		return GetBits<source>().FirstRangeFrom(start).first < end;
 	}

 	template <DirtySource source, bool enable>
@@ -122,6 +128,9 @@ public:
 	void ForEachModifiedRange(uint64_t vaddr, uint64_t size, Func&& func) {
 		const auto [start, end] = GetPageRange(vaddr, size);
 		auto&      bits         = GetBits<source>();
+		if (bits.FirstRangeFrom(start).first >= end) {
+			return;
+		}
 		RegionBits mask(bits, start, end);
 		if constexpr (clear) {
 			bits.UnsetRange(start, end);
@@ -2,6 +2,7 @@

 #include "common/alignment.h"
 #include "common/assert.h"
+#include "common/debugCounters.h"
 #include "common/logging/log.h"
 #include "common/profiler.h"
 #include "graphics/guest_gpu/graphicsRun.h"
@@ -27,6 +28,26 @@ namespace {
 constexpr uint64_t MiB           = 1024 * 1024;
 constexpr uint64_t GdsBufferSize = 64 * 1024;

+std::pair<Buffer*, uint64_t> UploadMemory(GraphicContext& graphics, CommandScheduler& scheduler,
+                                        StreamBuffer& staging, uint64_t size, uint64_t alignment,
+                                        vk::BufferUsageFlags usage, const auto& write) {
+	const auto [mapped, offset] = staging.Map(size, alignment);
+	if (mapped != nullptr) {
+		write(mapped, offset);
+		staging.Commit();
+		return {&staging, offset};
+	}
+
+	// Large transfers use the same one-time host allocation as ordinary buffer uploads.
+	auto temporary = std::make_unique<Buffer>(graphics, scheduler, MemoryUsage::Upload, 0,
+	                                         usage, size);
+	write(temporary->Mapped().data(), 0);
+	temporary->Flush(0, size);
+	auto* buffer = temporary.get();
+	scheduler.DeferOperation([owner = std::move(temporary)]() mutable { owner.reset(); });
+	return {buffer, 0};
+}
+
 } // namespace

 void BufferCache::WriteDataBuffer(Buffer& buffer, uint64_t address, const void* source,
@@ -34,9 +55,36 @@ void BufferCache::WriteDataBuffer(Buffer& buffer, uint64_t address, const void*
 	auto* bytes = static_cast<const uint8_t*>(source);
 	while (size != 0) {
 		const auto chunk  = std::min(size, m_staging_buffer.Size());
+		// Copy waits for ring reuse and flushes the fresh host data before submission.
 		const auto offset = m_staging_buffer.Copy(bytes, chunk, 4);
-		buffer.CopyFrom(m_scheduler.Current(), m_staging_buffer, offset, buffer.Offset(address),
-		                chunk, vk::AccessFlagBits::eHostWrite);
+		const auto destination_offset = buffer.Offset(address);
+		EXIT_IF(destination_offset > buffer.Size() || chunk > buffer.Size() - destination_offset);
+		m_scheduler.EndRendering();
+		const auto command = m_scheduler.Current().Handle();
+		vk::BufferMemoryBarrier2 before {};
+		before.srcStageMask  = vk::PipelineStageFlagBits2::eAllCommands;
+		before.srcAccessMask = vk::AccessFlagBits2::eMemoryRead | vk::AccessFlagBits2::eMemoryWrite;
+		before.dstStageMask  = vk::PipelineStageFlagBits2::eTransfer;
+		before.dstAccessMask = vk::AccessFlagBits2::eTransferWrite;
+		before.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+		before.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+		before.buffer        = buffer.Handle();
+		before.offset        = destination_offset;
+		before.size          = chunk;
+		vk::DependencyInfo dependency {};
+		dependency.dependencyFlags          = vk::DependencyFlagBits::eByRegion;
+		dependency.bufferMemoryBarrierCount = 1;
+		dependency.pBufferMemoryBarriers    = &before;
+		command.pipelineBarrier2(dependency);
+		const vk::BufferCopy copy {offset, destination_offset, chunk};
+		command.copyBuffer(m_staging_buffer.Handle(), buffer.Handle(), 1, &copy);
+		auto after          = before;
+		after.srcStageMask  = vk::PipelineStageFlagBits2::eTransfer;
+		after.srcAccessMask = vk::AccessFlagBits2::eTransferWrite;
+		after.dstStageMask  = vk::PipelineStageFlagBits2::eAllCommands;
+		after.dstAccessMask = vk::AccessFlagBits2::eMemoryRead | vk::AccessFlagBits2::eMemoryWrite;
+		dependency.pBufferMemoryBarriers = &after;
+		command.pipelineBarrier2(dependency);
 		bytes += chunk;
 		address += chunk;
 		size -= chunk;
@@ -55,7 +103,8 @@ template <bool insert>
 void BufferCache::ChangeRegister(BufferId id) {
 	auto& buffer = m_slot_buffers[id];
 	PageTable::PageRange pages {};
-	EXIT_IF(!PageTable::TryGetPageRange(buffer.CpuAddress(), buffer.Size(), pages));
+	EXIT_IF(!(GuestRange {buffer.CpuAddress(), buffer.Size()}.Valid()) ||
+	        !PageTable::TryGetPageRange(buffer.CpuAddress(), buffer.Size(), pages));
 	for (size_t page = pages.first; page < pages.last_exclusive; ++page) {
 		if constexpr (insert) {
 			m_page_table[page] = id;
@@ -64,6 +113,7 @@ void BufferCache::ChangeRegister(BufferId id) {
 		}
 	}
 	const auto size_pages = pages.last_exclusive - pages.first;
+	const auto table_offset = PageIndex(buffer.CpuAddress()) * sizeof(vk::DeviceAddress);
 	if constexpr (insert) {
 		const auto [it, inserted] = m_buffers.emplace(buffer.CpuAddress(), id);
 		(void)it;
@@ -75,8 +125,9 @@ void BufferCache::ChangeRegister(BufferId id) {
 		for (uint64_t i = 0; i < size_pages; ++i) {
 			addresses.push_back(buffer.BufferDeviceAddress() + (i << CACHING_PAGEBITS));
 		}
-		WriteDataBuffer(m_bda_pagetable_buffer, pages.first * sizeof(vk::DeviceAddress),
+		WriteDataBuffer(m_bda_pagetable_buffer, table_offset,
 		                addresses.data(), addresses.size() * sizeof(vk::DeviceAddress));
+		m_memory_tracker.QueueBdaSync(buffer.CpuAddress(), buffer.Size());
 	} else {
 		const auto found = m_buffers.find(buffer.CpuAddress());
 		EXIT_IF(found == m_buffers.end() || found->second != id);
@@ -84,7 +135,7 @@ void BufferCache::ChangeRegister(BufferId id) {
 		EXIT_IF(buffer.Size() > m_total_used_memory);
 		m_total_used_memory -= buffer.Size();
 		m_lru_cache.Free(buffer.lru_id);
-		m_bda_pagetable_buffer.Fill(pages.first * sizeof(vk::DeviceAddress),
+		m_bda_pagetable_buffer.Fill(table_offset,
 		                            size_pages * sizeof(vk::DeviceAddress), 0);
 		buffer.is_deleted = true;
 	}
@@ -108,6 +159,7 @@ void BufferCache::DeleteBuffer(BufferId id) {
 	}
 }

+template <bool async>
 bool BufferCache::DownloadBufferMemory(Buffer& buffer, uint64_t vaddr, uint64_t size) {
 	std::vector<vk::BufferCopy> copies;
 	uint64_t                    total_size     = 0;
@@ -126,12 +178,18 @@ bool BufferCache::DownloadBufferMemory(Buffer& buffer, uint64_t vaddr, uint64_t
 	if (copies.empty()) {
 		return false;
 	}
+	Common::DebugCounters::Add(Common::DebugCounters::Counter::BufferDownloadBytes, total_size);

-	const auto [mapped, offset] = m_download_buffer.Map(total_size, 64);
+	auto [mapped, offset] = m_download_buffer.Map(total_size, 64);
+	std::unique_ptr<Buffer> temporary;
 	if (mapped == nullptr) {
-		EXIT("BufferCache: download exceeds 64 MiB staging buffer capacity\n");
+		temporary = std::make_unique<Buffer>(m_graphics, m_scheduler, MemoryUsage::Download, 0,
+		                                     vk::BufferUsageFlagBits::eTransferDst, total_size);
+		mapped = temporary->Mapped().data();
+	} else {
+		m_download_buffer.Commit();
 	}
-	m_download_buffer.Commit();
+	const auto& download = temporary ? *temporary : m_download_buffer;
 	for (auto& copy: copies) {
 		copy.dstOffset += offset;
 	}
@@ -150,27 +208,35 @@ bool BufferCache::DownloadBufferMemory(Buffer& buffer, uint64_t vaddr, uint64_t
 	native.pipelineBarrier(vk::PipelineStageFlagBits::eAllCommands,
 	                       vk::PipelineStageFlagBits::eTransfer, {}, 0, nullptr, 1, &before, 0,
 	                       nullptr);
-	native.copyBuffer(buffer.Handle(), m_download_buffer.Handle(),
+	native.copyBuffer(buffer.Handle(), download.Handle(),
 	                  static_cast<uint32_t>(copies.size()), copies.data());

 	auto after          = before;
 	after.srcAccessMask = vk::AccessFlagBits::eTransferWrite;
 	after.dstAccessMask = vk::AccessFlagBits::eHostRead;
-	after.buffer        = m_download_buffer.Handle();
+	after.buffer        = download.Handle();
 	after.offset        = offset;
 	after.size          = total_size;
 	native.pipelineBarrier(vk::PipelineStageFlagBits::eTransfer,
 	                       vk::PipelineStageFlagBits::eAllCommands |
 	                           vk::PipelineStageFlagBits::eHost,
 	                       {}, 0, nullptr, 1, &after, 0, nullptr);
-	m_scheduler.DeferPriorityOperation([this, mapped, offset, total_size, buffer_address,
-	                                    copies = std::move(copies)] {
-		m_download_buffer.Invalidate(offset, total_size);
+	auto publish = [this, mapped, offset, total_size, buffer_address,
+	                copies = std::move(copies), owner = std::move(temporary)] {
+		(owner ? *owner : m_download_buffer).Invalidate(offset, total_size);
 		for (const auto& copy: copies) {
 			Libs::LibKernel::Memory::WriteBacking(buffer_address + copy.srcOffset,
 			                                      mapped + (copy.dstOffset - offset), copy.size);
 		}
-	});
+	};
+	if constexpr (async) {
+		m_scheduler.DeferPriorityOperation(std::move(publish));
+	} else {
+		const auto tick = m_scheduler.CurrentTick();
+		m_scheduler.Wait(tick);
+		m_scheduler.WaitPriorityOperations(tick);
+		publish();
+	}
 	return true;
 }

@@ -190,6 +256,10 @@ BufferCache::BufferCache(GraphicContext& graphics, CommandScheduler& scheduler,
 	m_gds_buffer.Flush(0, m_gds_buffer.Size());
 	SetVulkanObjectNameF(m_graphics.device, m_bda_pagetable_buffer.Handle(),
 	                     "BDA Page Table Buffer");
+	m_scheduler.BeginCommand();
+	for (auto* buffer: {&m_bda_pagetable_buffer, m_fault_manager.GetFaultBuffer()}) {
+		buffer->Fill(0, buffer->Size(), 0);
+	}
 	const auto null_id =
 	    m_slot_buffers.insert(m_graphics, m_scheduler, MemoryUsage::DeviceLocal, 0, AllFlags, 16);
 	EXIT_IF(null_id != NULL_BUFFER_ID);
@@ -242,18 +312,8 @@ void BufferCache::ReadMemory(uint64_t vaddr, uint64_t size, bool is_write) {
 		}
 		auto& buffer = m_slot_buffers[FindBuffer(vaddr, size)];

-		// Widen nearby CPU reads so they share one GPU drain.
-		constexpr uint64_t WindowSize   = 512 * 1024;
-		const auto         buffer_begin = buffer.CpuAddress();
-		const auto         buffer_end   = buffer_begin + buffer.Size();
-		const auto window_begin = std::max(Common::AlignDown(vaddr, WindowSize), buffer_begin);
-		const auto window_end = std::min(std::max(window_begin + WindowSize, vaddr + size), buffer_end);
-
-		if (DownloadBufferMemory(buffer, window_begin, window_end - window_begin)) {
-			const auto tick = m_scheduler.CurrentTick();
-			m_scheduler.Wait(tick);
-			m_scheduler.WaitPriorityOperations(tick);
-			m_memory_tracker.UnmarkRegionAsGpuModified(window_begin, window_end - window_begin);
+		if (DownloadBufferMemory<false>(buffer, vaddr, size)) {
+			m_memory_tracker.UnmarkRegionAsGpuModified(vaddr, size);
 		}
 		if (is_write) {
 			m_memory_tracker.MarkRegionAsCpuModified(vaddr, size);
@@ -312,10 +372,14 @@ BufferCache::OverlapResult BufferCache::ResolveOverlaps(uint64_t vaddr, uint64_t
 			// Reserve space in the incoming stream's direction of growth.
 			// The old buffer extending left of the request predicts growth to the right, and vice versa.
 			if (expands_left) {
-				end += std::min(StreamLeapSize, PageTable::kAddressSpaceSize - end);
+				end += std::min(StreamLeapSize, (vaddr < LOWER_ADDRESS_SIZE ? LOWER_ADDRESS_SIZE
+				                                       : LibKernel::Memory::kExtendedMemoryBase +
+				                                             LibKernel::Memory::kExtendedMemorySize) - end);
 			}
 			if (expands_right) {
-				const auto minimum = CACHING_PAGESIZE * 2;
+				const auto minimum = vaddr < LOWER_ADDRESS_SIZE
+				                         ? CACHING_PAGESIZE * 2
+				                         : LibKernel::Memory::kExtendedMemoryBase;
 				if (begin > minimum) {
 					begin -= std::min(StreamLeapSize, begin - minimum);
 				}
@@ -409,29 +473,19 @@ vk::Buffer BufferCache::UploadCopies(Buffer& buffer, std::span<vk::BufferCopy> c
 	if (copies.empty()) {
 		return nullptr;
 	}
+	Common::DebugCounters::Add(Common::DebugCounters::Counter::BufferUploadBytes, total_size);

-	auto [mapped, base_offset] = m_staging_buffer.Map(total_size, 4);
-	if (mapped != nullptr) {
+	const auto source = UploadMemory(m_graphics, m_scheduler, m_staging_buffer, total_size, 4,
+	    vk::BufferUsageFlagBits::eTransferSrc, [&](uint8_t* mapped, uint64_t base_offset) {
 		for (auto& copy: copies) {
 			const auto address = buffer.CpuAddress() + copy.dstOffset;
-			std::memcpy(mapped + copy.srcOffset, reinterpret_cast<const void*>(address), copy.size);
+			if (!LibKernel::Memory::CopySparseMemory(address, mapped + copy.srcOffset, copy.size)) {
+				EXIT("BufferCache: failed to read sparse guest buffer memory\n");
+			}
 			copy.srcOffset += base_offset;
 		}
-		m_staging_buffer.Commit();
-		return m_staging_buffer.Handle();
-	}
-
-	auto temporary = std::make_unique<Buffer>(m_graphics, m_scheduler, MemoryUsage::Upload, 0,
-	                                         vk::BufferUsageFlagBits::eTransferSrc, total_size);
-	for (const auto& copy: copies) {
-		const auto address = buffer.CpuAddress() + copy.dstOffset;
-		std::memcpy(temporary->Mapped().data() + copy.srcOffset,
-		            reinterpret_cast<const void*>(address), copy.size);
-	}
-	temporary->Flush(0, total_size);
-	const auto handle = temporary->Handle();
-	m_scheduler.DeferOperation([owner = std::move(temporary)]() mutable { owner.reset(); });
-	return handle;
+	});
+	return source.first->Handle();
 }

 std::pair<Buffer*, uint64_t> BufferCache::ObtainBuffer(uint64_t vaddr, uint64_t size,
@@ -448,7 +502,10 @@ std::pair<Buffer*, uint64_t> BufferCache::ObtainBuffer(uint64_t vaddr, uint64_t
 		const auto alignment = std::max<uint64_t>(
 		    m_graphics.physical_device_properties.limits.minUniformBufferOffsetAlignment, 1);
 		auto [mapped, offset] = m_stream_buffer.Map(size, alignment, false);
-		if (mapped != nullptr && Libs::LibKernel::Memory::TryReadBacking(vaddr, mapped, size)) {
+		if (mapped != nullptr) {
+			if (!LibKernel::Memory::CopySparseMemory(vaddr, mapped, size)) {
+				EXIT("BufferCache: failed to read sparse guest buffer memory\n");
+			}
 			m_stream_buffer.Commit();
 			return {&m_stream_buffer, offset};
 		}
@@ -483,13 +540,13 @@ std::pair<Buffer*, uint64_t> BufferCache::ObtainBufferForImage(uint64_t vaddr, u
 		return ObtainBuffer(vaddr, size, false, false);
 	}

-	auto [staging, stage_offset] = m_staging_buffer.Map(size, 16);
-	if (staging == nullptr || (!Libs::LibKernel::Memory::TryReadBacking(vaddr, staging, size) &&
-	                           !Libs::LibKernel::Memory::TryReadPrtBacking(vaddr, staging, size))) {
-		EXIT("BufferCache: failed to read mapped guest image backing\n");
-	}
-	m_staging_buffer.Commit();
-	return {&m_staging_buffer, stage_offset};
+	return UploadMemory(m_graphics, m_scheduler, m_staging_buffer, size, 16,
+	    vk::BufferUsageFlagBits::eTransferSrc | vk::BufferUsageFlagBits::eStorageBuffer,
+	    [&](uint8_t* mapped, uint64_t) {
+		if (!Libs::LibKernel::Memory::TryReadSparseBacking(vaddr, mapped, size)) {
+			EXIT("BufferCache: failed to read mapped guest image backing\n");
+		}
+	});
 }

 void BufferCache::FillBuffer(uint64_t vaddr, uint64_t size, uint32_t value, bool is_gds) {
@@ -603,11 +660,12 @@ void BufferCache::RunGarbageCollector() {
 			return false;
 		}
 		if (dirty) {
-			EXIT_IF(!DownloadBufferMemory(buffer, buffer.CpuAddress(), buffer.Size()));
+			EXIT_NOT_IMPLEMENTED(!DownloadBufferMemory<true>(buffer, buffer.CpuAddress(), buffer.Size()));
 			dirty_buffers.push_back(id);
 		} else {
 			m_memory_tracker.UntrackMemory(buffer.CpuAddress(), buffer.Size());
 			DeleteBuffer(id);
+			Common::DebugCounters::Add(Common::DebugCounters::Counter::BufferEvictions);
 		}
 		return ++retire_count == limit;
 	});
@@ -636,6 +694,16 @@ void BufferCache::ProcessFaultBuffer() {
 	m_fault_manager.ProcessFaultBuffer();
 }

+void BufferCache::SynchronizeBda(const RangeSet& mapped) {
+	// Take before walking: writes queued during synchronization remain pending.
+	const auto pending = m_memory_tracker.TakeBdaSync();
+	pending.ForEach([&](uint64_t begin, uint64_t end) {
+		mapped.ForEachInRange(begin, end - begin, [this](uint64_t start, uint64_t finish) {
+			SynchronizeBuffersInRange(start, finish - start);
+		});
+	});
+}
+
 void BufferCache::SynchronizeBuffersInRange(uint64_t vaddr, uint64_t size) {
 	const auto end = vaddr + size;
 	auto       it  = m_buffers.upper_bound(vaddr);
@@ -29,10 +29,22 @@ class BufferCache {
 public:
 	static constexpr uint32_t CACHING_PAGEBITS  = 14;
 	static constexpr uint64_t CACHING_PAGESIZE  = uint64_t {1} << CACHING_PAGEBITS;
-	static constexpr uint64_t CACHING_NUMPAGES  = uint64_t {1} << (40 - CACHING_PAGEBITS);
+	static constexpr uint64_t CACHING_NUMPAGES  = (LOWER_ADDRESS_SIZE + LibKernel::Memory::kExtendedMemorySize) >> CACHING_PAGEBITS;
 	static constexpr uint64_t BDA_PAGETABLE_SIZE =
 	    CACHING_NUMPAGES * sizeof(vk::DeviceAddress);

+	static constexpr uint64_t PageIndex(uint64_t address) {
+		return (address < LOWER_ADDRESS_SIZE
+		            ? address
+		            : address - LibKernel::Memory::kExtendedMemoryBase + LOWER_ADDRESS_SIZE) >>
+		       CACHING_PAGEBITS;
+	}
+	static constexpr uint64_t GuestAddress(uint64_t offset) {
+		return offset < LOWER_ADDRESS_SIZE
+		           ? offset
+		           : offset - LOWER_ADDRESS_SIZE + LibKernel::Memory::kExtendedMemoryBase;
+	}
+
 	BufferCache(GraphicContext& graphics, CommandScheduler& scheduler, PageManager& page_manager,
 	            TextureCache& texture_cache);
 	~BufferCache();
@@ -68,7 +80,10 @@ public:
 	[[nodiscard]] bool IsRegionCpuModified(uint64_t vaddr, uint64_t size);
 	[[nodiscard]] bool IsRegionGpuModified(uint64_t vaddr, uint64_t size);
 	void               ProcessFaultBuffer();
-	void               SynchronizeBuffersInRange(uint64_t vaddr, uint64_t size);
+	void               SynchronizeBda(const RangeSet& mapped);
+	void               QueueBdaSync(uint64_t vaddr, uint64_t size) {
+		m_memory_tracker.QueueBdaSync(vaddr, size);
+	}
 	void               RunGarbageCollector();

 private:
@@ -88,7 +103,7 @@ private:
 		bool                has_stream_leap;
 	};

-	using PageTable = MultiLevelPageTable<BufferId, CACHING_PAGEBITS, 40, 16>;
+	using PageTable = MultiLevelPageTable<BufferId, CACHING_PAGEBITS, 44, 20>;
 	static_assert(CACHING_PAGESIZE == (uint64_t {1} << PageTable::kPageBits));
 	void WriteDataBuffer(Buffer& buffer, uint64_t address, const void* source, uint64_t size);
 	void TouchBuffer(const Buffer& buffer);
@@ -102,10 +117,12 @@ private:
 	void DeleteBuffer(BufferId id);
 	[[nodiscard]] bool SynchronizeBuffer(Buffer& buffer, uint64_t vaddr, uint64_t size,
 	                                     bool is_written, bool is_texel_buffer);
+	void SynchronizeBuffersInRange(uint64_t vaddr, uint64_t size);
 	[[nodiscard]] vk::Buffer UploadCopies(Buffer& buffer, std::span<vk::BufferCopy> copies,
 	                                      uint64_t total_size);
 	[[nodiscard]] bool SynchronizeBufferFromImage(Buffer& buffer, uint64_t vaddr, uint64_t size);
-	// Queues backing publication; callers wait before clearing dirty pages or reusing their data.
+	// Synchronous downloads publish before returning; asynchronous callers wait before reuse.
+	template <bool async>
 	[[nodiscard]] bool DownloadBufferMemory(Buffer& buffer, uint64_t vaddr, uint64_t size);

 	GraphicContext&                                   m_graphics;
@@ -134,8 +134,9 @@ void FaultManager::ProcessFaultBuffer() {
 		const auto* faults = std::bit_cast<const uint64_t*>(mapped);
 		const auto  count  = static_cast<uint32_t>(faults[0]);
 		for (uint32_t index = 1; index <= count; ++index) {
-			fault_ranges.Add(faults[index], BufferCache::CACHING_PAGESIZE);
-			LOGF("Accessed non-GPU cached memory at 0x%016" PRIx64 "\n", faults[index]);
+			const auto address = BufferCache::GuestAddress(faults[index]);
+			fault_ranges.Add(address, BufferCache::CACHING_PAGESIZE);
+			LOGF("Accessed non-GPU cached memory at 0x%016" PRIx64 "\n", address);
 		}
 		fault_ranges.ForEach([this](uint64_t start, uint64_t end) {
 			EXIT_IF(end - start > std::numeric_limits<uint32_t>::max());
@@ -14,10 +14,10 @@ SamplerCache::~SamplerCache() {
 	}
 }

-vk::Sampler SamplerCache::GetSampler(const ShaderSamplerResource& r) {
+vk::Sampler SamplerCache::GetSampler(const ShaderSamplerResource& r, bool integer_border) {
 	Common::LockGuard lock(m_mutex);

-	const SamplerKey key {r.fields[0], r.fields[1], r.fields[2], r.fields[3]};
+	const SamplerKey key {r.fields[0], r.fields[1], r.fields[2], r.fields[3], integer_border};
 	if (auto iter = m_samplers.find(key); iter != m_samplers.end()) {
 		return iter->second;
 	}
@@ -55,11 +55,9 @@ vk::Sampler SamplerCache::GetSampler(const ShaderSamplerResource& r) {
 			case Prospero::SamplerAnisoRatio::kTwo: aniso_ratio = 2.0f; break;
 			case Prospero::SamplerAnisoRatio::kFour: aniso_ratio = 4.0f; break;
 			case Prospero::SamplerAnisoRatio::kEight: aniso_ratio = 8.0f; break;
-			case Prospero::SamplerAnisoRatio::kSixteen: aniso_ratio = 16.0f; break;
-			default:
-				EXIT("unknown ratio: %d dwords=%08x,%08x,%08x,%08x\n",
-				     static_cast<int>(r.MaxAnisoRatio()), r.fields[0], r.fields[1], r.fields[2],
-				     r.fields[3]);
+			case Prospero::SamplerAnisoRatio::kSixteen:
+			// Reserved encodings 5-7 fall back to the maximum ratio.
+			default: aniso_ratio = 16.0f; break;
 		}
 	}

@@ -95,23 +93,23 @@ vk::Sampler SamplerCache::GetSampler(const ShaderSamplerResource& r) {
 		return vk::SamplerAddressMode::eClampToBorder;
 	};

-	vk::BorderColor border = vk::BorderColor::eIntTransparentBlack;
+	vk::BorderColor border = integer_border ? vk::BorderColor::eIntTransparentBlack
+	                                       : vk::BorderColor::eFloatTransparentBlack;
 	switch (static_cast<Prospero::SamplerBorderColor>(r.BorderColorType())) {
-		case Prospero::SamplerBorderColor::kTransBlack:
-			border = vk::BorderColor::eIntTransparentBlack;
-			break;
+		case Prospero::SamplerBorderColor::kTransBlack: break;
 		case Prospero::SamplerBorderColor::kOpaqueBlack:
-			border = vk::BorderColor::eIntOpaqueBlack;
+			border = integer_border ? vk::BorderColor::eIntOpaqueBlack
+			                        : vk::BorderColor::eFloatOpaqueBlack;
 			break;
 		case Prospero::SamplerBorderColor::kOpaqueWhite:
-			border = vk::BorderColor::eIntOpaqueWhite;
+			border = integer_border ? vk::BorderColor::eIntOpaqueWhite
+			                        : vk::BorderColor::eFloatOpaqueWhite;
 			break;
 		case Prospero::SamplerBorderColor::kFromTable:
 			LOGF(
 			    "temporary: approximating table border color as transparent black, index = %" PRIu16
 			    "\n",
 			    r.BorderColorPtr());
-			border = vk::BorderColor::eIntTransparentBlack;
 			break;
 		default: EXIT("unknown border color: %d", static_cast<int>(r.BorderColorType()));
 	}
@@ -125,8 +123,11 @@ vk::Sampler SamplerCache::GetSampler(const ShaderSamplerResource& r) {
 	sampler_info.addressModeU = to_vk_address_mode(r.ClampX());
 	sampler_info.addressModeV = to_vk_address_mode(r.ClampY());
 	sampler_info.addressModeW = to_vk_address_mode(r.ClampZ());
-	sampler_info.mipLodBias =
-	    static_cast<float>(static_cast<int16_t>((r.LodBias() ^ 0x2000u) - 0x2000u)) / 256.0f;
+    const auto max_lod_bias = m_graphics.GetPhysicalDeviceProperties().limits.maxSamplerLodBias;
+    sampler_info.mipLodBias = std::clamp(
+        static_cast<float>(static_cast<int16_t>((r.LodBias() ^ 0x2000u) - 0x2000u)) / 256.0f,
+        -max_lod_bias, max_lod_bias
+    );
 	sampler_info.anisotropyEnable        = (aniso ? VK_TRUE : VK_FALSE);
 	sampler_info.maxAnisotropy           = aniso_ratio;
 	sampler_info.compareEnable           = (r.DepthCompareFunc() != 0 ? VK_TRUE : VK_FALSE);
@@ -24,10 +24,10 @@ public:
 	~SamplerCache();
 	KYTY_CLASS_NO_COPY(SamplerCache);

-	vk::Sampler GetSampler(const ShaderSamplerResource& r);
+	vk::Sampler GetSampler(const ShaderSamplerResource& r, bool integer_border);

 private:
-	using SamplerKey = std::array<uint32_t, 4>;
+	using SamplerKey = std::array<uint32_t, 5>;

 	struct SamplerKeyHash {
 		std::size_t operator()(const SamplerKey& key) const {
@@ -67,11 +67,9 @@ Buffer::Buffer(GraphicContext& graphics, CommandScheduler& scheduler, MemoryUsag
 	buffer_info.usage       = flags;

 	const bool with_bda = bool(flags & vk::BufferUsageFlagBits::eShaderDeviceAddress);
-	const VmaAllocationCreateFlags bda_flag =
-	    with_bda ? VMA_ALLOCATION_CREATE_DEDICATED_MEMORY_BIT : 0;
 	VmaAllocationCreateInfo allocation_info {};
 	allocation_info.flags =
-	    VMA_ALLOCATION_CREATE_WITHIN_BUDGET_BIT | bda_flag | AllocationFlags(usage);
+	    VMA_ALLOCATION_CREATE_WITHIN_BUDGET_BIT | AllocationFlags(usage);
 	allocation_info.usage = AllocationUsage(usage);
 	allocation_info.preferredFlags = usage == MemoryUsage::DeviceLocal
 	                                     ? VkMemoryPropertyFlags {}
--- a/Show More
+++ b/Show More