cmake: Fix libfmt linking errors

vk_stream_buffer: Prevent Vulkan crash in Linux on recent NVIDIA driver

.ci/scripts/format/exec.sh

@@ -1,4 +1,7 @@
 #!/bin/bash -ex
 
 chmod a+x ./.ci/scripts/format/docker.sh
+# the UID for the container yuzu user is 1027
+sudo chown -R 1027 ./
 docker run -v $(pwd):/yuzu yuzuemu/build-environments:linux-clang-format /bin/bash -ex /yuzu/.ci/scripts/format/docker.sh
+sudo chown -R $UID ./

.ci/scripts/linux/docker.sh

@@ -5,7 +5,7 @@ cd /yuzu
 ccache -s
 
 mkdir build || true && cd build
-cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DYUZU_USE_BUNDLED_UNICORN=ON -DYUZU_USE_QT_WEB_ENGINE=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=/usr/lib/ccache/gcc -DCMAKE_CXX_COMPILER=/usr/lib/ccache/g++ -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DUSE_DISCORD_PRESENCE=ON -DENABLE_VULKAN=No
+cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DYUZU_USE_BUNDLED_UNICORN=ON -DYUZU_USE_QT_WEB_ENGINE=ON -DCMAKE_BUILD_TYPE=Release -DCMAKE_C_COMPILER=/usr/lib/ccache/gcc -DCMAKE_CXX_COMPILER=/usr/lib/ccache/g++ -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${ENABLE_COMPATIBILITY_REPORTING:-"OFF"} -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DUSE_DISCORD_PRESENCE=ON
 
 ninja
 

.ci/scripts/linux/exec.sh

@@ -2,4 +2,7 @@
 
 mkdir -p "ccache"  || true
 chmod a+x ./.ci/scripts/linux/docker.sh
+# the UID for the container yuzu user is 1027
+sudo chown -R 1027 ./
 docker run -e ENABLE_COMPATIBILITY_REPORTING -e CCACHE_DIR=/yuzu/ccache -v $(pwd):/yuzu yuzuemu/build-environments:linux-fresh /bin/bash /yuzu/.ci/scripts/linux/docker.sh $1
+sudo chown -R $UID ./

.ci/scripts/windows/docker.sh

@@ -4,22 +4,10 @@ cd /yuzu
 
 ccache -s
 
-# Dirty hack to trick unicorn makefile into believing we are in a MINGW system
-mv /bin/uname /bin/uname1 && echo -e '#!/bin/sh\necho MINGW64' >> /bin/uname
-chmod +x /bin/uname
-
-# Dirty hack to trick unicorn makefile into believing we have cmd
-echo '' >> /bin/cmd
-chmod +x /bin/cmd
-
 mkdir build || true && cd build
-cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DCMAKE_TOOLCHAIN_FILE="$(pwd)/../CMakeModules/MinGWCross.cmake" -DUSE_CCACHE=ON -DYUZU_USE_BUNDLED_UNICORN=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DCMAKE_BUILD_TYPE=Release -DENABLE_VULKAN=No
+cmake .. -G Ninja -DDISPLAY_VERSION=$1 -DCMAKE_TOOLCHAIN_FILE="$(pwd)/../CMakeModules/MinGWCross.cmake" -DUSE_CCACHE=ON -DYUZU_USE_BUNDLED_UNICORN=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DCMAKE_BUILD_TYPE=Release
 ninja
 
-# Clean up the dirty hacks
-rm /bin/uname && mv /bin/uname1 /bin/uname
-rm /bin/cmd
-
 ccache -s
 
 echo "Tests skipped"
@@ -29,7 +17,13 @@ echo 'Prepare binaries...'
 cd ..
 mkdir package
 
-QT_PLATFORM_DLL_PATH='/usr/x86_64-w64-mingw32/lib/qt5/plugins/platforms/'
+if [ -d "/usr/x86_64-w64-mingw32/lib/qt5/plugins/platforms/" ]; then
+  QT_PLATFORM_DLL_PATH='/usr/x86_64-w64-mingw32/lib/qt5/plugins/platforms/'
+else
+  #fallback to qt
+  QT_PLATFORM_DLL_PATH='/usr/x86_64-w64-mingw32/lib/qt/plugins/platforms/'
+fi
+
 find build/ -name "yuzu*.exe" -exec cp {} 'package' \;
 
 # copy Qt plugins

.ci/scripts/windows/exec.sh

@@ -2,4 +2,7 @@
 
 mkdir -p "ccache" || true
 chmod a+x ./.ci/scripts/windows/docker.sh
+# the UID for the container yuzu user is 1027
+sudo chown -R 1027 ./
 docker run -e CCACHE_DIR=/yuzu/ccache -v $(pwd):/yuzu yuzuemu/build-environments:linux-mingw /bin/bash -ex /yuzu/.ci/scripts/windows/docker.sh $1
+sudo chown -R $UID ./

.ci/templates/build-msvc.yml

@@ -4,7 +4,9 @@ parameters:
   version: ''
 
 steps:
-- script: mkdir build && cd build && cmake -G "Visual Studio 16 2019" -A x64 --config Release -DYUZU_USE_BUNDLED_QT=1 -DYUZU_USE_BUNDLED_SDL2=1 -DYUZU_USE_BUNDLED_UNICORN=1 -DYUZU_USE_QT_WEB_ENGINE=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${COMPAT} -DUSE_DISCORD_PRESENCE=ON -DDISPLAY_VERSION=${{ parameters['version'] }} .. && cd ..
+- script: python -m pip install --upgrade pip conan
+  displayName: 'Install conan'
+- script: mkdir build && cd build && cmake -G "Visual Studio 16 2019" -A x64 --config Release -DYUZU_USE_BUNDLED_QT=1 -DYUZU_USE_BUNDLED_UNICORN=1 -DYUZU_USE_QT_WEB_ENGINE=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DYUZU_ENABLE_COMPATIBILITY_REPORTING=${COMPAT} -DUSE_DISCORD_PRESENCE=ON -DDISPLAY_VERSION=${{ parameters['version'] }} .. && cd ..
   displayName: 'Configure CMake'
 - task: MSBuild@1
   displayName: 'Build'

.ci/yuzu-patreon-step2.yml

@@ -5,18 +5,7 @@ variables:
   DisplayVersion: $[counter(variables['DisplayPrefix'], 1)]
 
 stages:
-- stage: format
-  displayName: 'format'
-  jobs:
-  - job: format
-    displayName: 'clang'
-    continueOnError: true
-    pool:
-      vmImage: ubuntu-latest
-    steps:
-    - template: ./templates/format-check.yml
 - stage: build
-  dependsOn: format
   displayName: 'build'
   jobs:
   - job: build

.github/ISSUE_TEMPLATE/bug-report-feature-request.md

@@ -1,4 +1,13 @@
-<!--
+---
+name: Bug Report / Feature Request
+about: Tech support does not belong here. You should only file an issue here if you think you have experienced an actual bug with yuzu or you are requesting a feature you believe would make yuzu better.
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+<!---
 Please keep in mind yuzu is EXPERIMENTAL SOFTWARE.
 
 Please read the FAQ:

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,8 @@
+blank_issues_enabled: false
+contact_links:
+  - name: yuzu Discord
+    url: https://discord.com/invite/u77vRWY
+    about: If you are experiencing an issue with yuzu, and you need tech support, or if you have a general question, try asking in the official yuzu Discord linked here. Piracy is not allowed.
+  - name: Community forums
+    url: https://community.citra-emu.org
+    about: This is an alternative place for tech support, however helpers there are not as active.

.gitmodules

@@ -1,33 +1,15 @@
 [submodule "inih"]
     path = externals/inih/inih
     url = https://github.com/svn2github/inih
-[submodule "boost"]
-    path = externals/boost
-    url = https://github.com/yuzu-emu/ext-boost.git
-[submodule "catch"]
-    path = externals/catch
-    url = https://github.com/philsquared/Catch.git
 [submodule "cubeb"]
     path = externals/cubeb
     url = https://github.com/kinetiknz/cubeb.git
 [submodule "dynarmic"]
     path = externals/dynarmic
     url = https://github.com/MerryMage/dynarmic.git
-[submodule "fmt"]
-    path = externals/fmt
-    url = https://github.com/fmtlib/fmt.git
-[submodule "lz4"]
-    path = externals/lz4
-    url = https://github.com/lz4/lz4.git
 [submodule "unicorn"]
     path = externals/unicorn
     url = https://github.com/yuzu-emu/unicorn
-[submodule "mbedtls"]
-    path = externals/mbedtls
-    url = https://github.com/DarkLordZach/mbedtls
-[submodule "opus"]
-    path = externals/opus/opus
-    url = https://github.com/xiph/opus.git
 [submodule "soundtouch"]
     path = externals/soundtouch
     url = https://github.com/citra-emu/ext-soundtouch.git
@@ -40,15 +22,21 @@
 [submodule "Vulkan-Headers"]
     path = externals/Vulkan-Headers
     url = https://github.com/KhronosGroup/Vulkan-Headers.git
-[submodule "externals/zstd"]
-    path = externals/zstd
-    url = https://github.com/facebook/zstd
 [submodule "sirit"]
     path = externals/sirit
     url = https://github.com/ReinUsesLisp/sirit
+[submodule "mbedtls"]
+    path = externals/mbedtls
+    url = https://github.com/DarkLordZach/mbedtls
 [submodule "libzip"]
     path = externals/libzip/libzip
     url = https://github.com/nih-at/libzip.git
-[submodule "zlib"]
-    path = externals/zlib/zlib
-    url = https://github.com/madler/zlib.git
+[submodule "xbyak"]
+    path = externals/xbyak
+    url = https://github.com/herumi/xbyak.git
+[submodule "externals/libusb"]
+	path = externals/libusb
+	url = https://github.com/ameerj/libusb
+[submodule "opus"]
+	path = externals/opus/opus
+	url = https://github.com/xiph/opus.git

CMakeLists.txt

@@ -1,7 +1,8 @@
-cmake_minimum_required(VERSION 3.7)
+cmake_minimum_required(VERSION 3.15)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/externals/cmake-modules")
+list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/externals/find-modules")
 include(DownloadExternals)
 include(CMakeDependentOption)
 
@@ -10,7 +11,6 @@ project(yuzu)
 # Set bundled sdl2/qt as dependent options.
 # OFF by default, but if ENABLE_SDL2 and MSVC are true then ON
 option(ENABLE_SDL2 "Enable the SDL2 frontend" ON)
-CMAKE_DEPENDENT_OPTION(YUZU_USE_BUNDLED_SDL2 "Download bundled SDL2 binaries" ON "ENABLE_SDL2;MSVC" OFF)
 
 option(ENABLE_QT "Enable the Qt frontend" ON)
 CMAKE_DEPENDENT_OPTION(YUZU_USE_BUNDLED_QT "Download bundled Qt binaries" ON "ENABLE_QT;MSVC" OFF)
@@ -29,6 +29,13 @@ option(ENABLE_VULKAN "Enables Vulkan backend" ON)
 
 option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence" OFF)
 
+# Default to a Release build
+get_property(IS_MULTI_CONFIG GLOBAL PROPERTY GENERATOR_IS_MULTI_CONFIG)
+if (NOT IS_MULTI_CONFIG AND NOT CMAKE_BUILD_TYPE)
+    set(CMAKE_BUILD_TYPE "Release" CACHE STRING "Choose the type of build, options are: Debug Release RelWithDebInfo MinSizeRel." FORCE)
+    message(STATUS "Defaulting to a Release build")
+endif()
+
 if(EXISTS ${PROJECT_SOURCE_DIR}/hooks/pre-commit AND NOT EXISTS ${PROJECT_SOURCE_DIR}/.git/hooks/pre-commit)
     message(STATUS "Copying pre-commit hook")
     file(COPY hooks/pre-commit
@@ -53,7 +60,6 @@ endfunction()
 if(EXISTS ${PROJECT_SOURCE_DIR}/.gitmodules)
     check_submodules_present()
 endif()
-
 configure_file(${PROJECT_SOURCE_DIR}/dist/compatibility_list/compatibility_list.qrc
                ${PROJECT_BINARY_DIR}/dist/compatibility_list/compatibility_list.qrc
                COPYONLY)
@@ -115,63 +121,226 @@ message(STATUS "Target architecture: ${ARCHITECTURE}")
 set(CMAKE_CXX_STANDARD 17)
 set(CMAKE_CXX_STANDARD_REQUIRED ON)
 
-# System imported libraries
-# ======================
-
-find_package(Boost 1.66.0 QUIET)
-if (NOT Boost_FOUND)
-    message(STATUS "Boost 1.66.0 or newer not found, falling back to externals")
-
-    set(BOOST_ROOT "${PROJECT_SOURCE_DIR}/externals/boost")
-    set(Boost_NO_SYSTEM_PATHS OFF)
-    find_package(Boost QUIET REQUIRED)
-endif()
-
 # Output binaries to bin/
 set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
 
+# System imported libraries
+# If not found, download any missing through Conan
+# =======================================================================
+set(CONAN_CMAKE_SILENT_OUTPUT TRUE)
+set(CMAKE_FIND_PACKAGE_PREFER_CONFIG TRUE)
+if (YUZU_CONAN_INSTALLED)
+    if (IS_MULTI_CONFIG)
+        include(${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake)
+    else()
+        include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+    endif()
+    list(APPEND CMAKE_MODULE_PATH "${CMAKE_BINARY_DIR}")
+    list(APPEND CMAKE_PREFIX_PATH "${CMAKE_BINARY_DIR}")
+    conan_basic_setup()
+    message(STATUS "Adding conan installed libraries to the search path")
+endif()
+
+macro(yuzu_find_packages)
+    set(options FORCE_REQUIRED)
+    cmake_parse_arguments(FN "${options}" "" "" ${ARGN})
+
+    # Cmake has a *serious* lack of 2D array or associative array...
+    # Capitalization matters here. We need the naming to match the generated paths from Conan
+    set(REQUIRED_LIBS
+    #    Cmake Pkg Prefix  Version     Conan Pkg
+        "Boost             1.71        boost/1.72.0"
+        "Catch2            2.11        catch2/2.11.0"
+        "fmt               6.2         fmt/6.2.0"
+    # can't use until https://github.com/bincrafters/community/issues/1173
+        #"libzip            1.5         libzip/1.5.2@bincrafters/stable"
+        "lz4               1.8         lz4/1.9.2"
+        "nlohmann_json     3.7         nlohmann_json/3.7.3"
+        "ZLIB              1.2         zlib/1.2.11"
+        "zstd              1.4         zstd/1.4.4"
+    )
+
+    foreach(PACKAGE ${REQUIRED_LIBS})
+        string(REGEX REPLACE "[ \t\r\n]+" ";" PACKAGE_SPLIT ${PACKAGE})
+        list(GET PACKAGE_SPLIT 0 PACKAGE_PREFIX)
+        list(GET PACKAGE_SPLIT 1 PACKAGE_VERSION)
+        list(GET PACKAGE_SPLIT 2 PACKAGE_CONAN)
+        # This function is called twice, once to check if the packages exist on the system already
+        # and a second time to check if conan installed them properly. The second check passes in FORCE_REQUIRED
+        if (NOT ${PACKAGE_PREFIX}_FOUND)
+            if (FN_FORCE_REQUIRED)
+                find_package(${PACKAGE_PREFIX} ${PACKAGE_VERSION} REQUIRED)
+            else()
+                find_package(${PACKAGE_PREFIX} ${PACKAGE_VERSION})
+            endif()
+        endif()
+        if (NOT ${PACKAGE_PREFIX}_FOUND)
+            list(APPEND CONAN_REQUIRED_LIBS ${PACKAGE_CONAN})
+        else()
+            # Set a legacy findPackage.cmake style PACKAGE_LIBRARIES variable for subprojects that rely on this
+            set(${PACKAGE_PREFIX}_LIBRARIES "${PACKAGE_PREFIX}::${PACKAGE_PREFIX}")
+        endif()
+    endforeach()
+    unset(FN_FORCE_REQUIRED)
+endmacro()
+
+# Attempt to locate any packages that are required and report the missing ones in CONAN_REQUIRED_LIBS
+yuzu_find_packages()
+
+# Qt5 requires that we find components, so it doesn't fit our pretty little find package function
+if(ENABLE_QT)
+    # We want to load the generated conan qt config so that we get the QT_ROOT var so that we can use the official
+    # Qt5Config inside the root folder instead of the conan generated one.
+    if(EXISTS ${CMAKE_BINARY_DIR}/qtConfig.cmake)
+        include(${CMAKE_BINARY_DIR}/qtConfig.cmake)
+        list(APPEND CMAKE_MODULE_PATH "${CONAN_QT_ROOT_RELEASE}")
+        list(APPEND CMAKE_PREFIX_PATH "${CONAN_QT_ROOT_RELEASE}")
+    endif()
+    # Workaround for an issue where conan tries to build Qt from scratch instead of download prebuilt binaries
+    set(QT_PREFIX_HINT)
+    if(YUZU_USE_BUNDLED_QT)
+        if ((MSVC_VERSION GREATER_EQUAL 1910 AND MSVC_VERSION LESS 1930) AND ARCHITECTURE_x86_64)
+            set(QT_VER qt-5.12.0-msvc2017_64)
+        else()
+            message(FATAL_ERROR "No bundled Qt binaries for your toolchain. Disable YUZU_USE_BUNDLED_QT and provide your own.")
+        endif()
+
+        if (DEFINED QT_VER)
+            download_bundled_external("qt/" ${QT_VER} QT_PREFIX)
+        endif()
+
+        set(QT_PREFIX_HINT HINTS "${QT_PREFIX}")
+    endif()
+    find_package(Qt5 5.9 COMPONENTS Widgets OpenGL ${QT_PREFIX_HINT})
+    if (YUZU_USE_QT_WEB_ENGINE)
+        find_package(Qt5 COMPONENTS WebEngineCore WebEngineWidgets)
+    endif()
+    if (NOT Qt5_FOUND)
+        list(APPEND CONAN_REQUIRED_LIBS "qt/5.14.1@bincrafters/stable")
+    endif()
+endif()
+# find SDL2 exports a bunch of variables that are needed, so its easier to do this outside of the yuzu_find_package
+if(ENABLE_SDL2)
+    if(EXISTS ${CMAKE_BINARY_DIR}/sdl2Config.cmake)
+        include(${CMAKE_BINARY_DIR}/sdl2Config.cmake)
+        list(APPEND CMAKE_MODULE_PATH "${CONAN_SDL2_ROOT_RELEASE}")
+        list(APPEND CMAKE_PREFIX_PATH "${CONAN_SDL2_ROOT_RELEASE}")
+    endif()
+    find_package(SDL2)
+    if (NOT SDL2_FOUND)
+        # otherwise add this to the list of libraries to install
+        list(APPEND CONAN_REQUIRED_LIBS "sdl2/2.0.12@bincrafters/stable")
+    endif()
+endif()
+
+# Install any missing dependencies with conan install
+if (CONAN_REQUIRED_LIBS)
+    message(STATUS "Packages ${CONAN_REQUIRED_LIBS} not found!")
+    # Use Conan to fetch the libraries that aren't found
+    # Download conan.cmake automatically, you can also just copy the conan.cmake file
+    if(NOT EXISTS "${CMAKE_BINARY_DIR}/conan.cmake")
+        message(STATUS "Downloading conan.cmake from https://github.com/conan-io/cmake-conan")
+        file(DOWNLOAD "https://github.com/conan-io/cmake-conan/raw/v0.15/conan.cmake"
+                        "${CMAKE_BINARY_DIR}/conan.cmake")
+    endif()
+    include(${CMAKE_BINARY_DIR}/conan.cmake)
+
+    set(CONAN_LIB_OPTIONS
+        libzip:with_openssl=False
+        libzip:enable_windows_crypto=False
+    )
+    conan_check(VERSION 1.24.0 REQUIRED)
+    # Add the bincrafters remote
+    conan_add_remote(NAME bincrafters
+                    URL https://api.bintray.com/conan/bincrafters/public-conan)
+
+    # Manually add iconv to fix a dep conflict between qt and sdl2
+    # We don't need to add it through find_package or anything since the other two can find it just fine
+    if ("${CONAN_REQUIRED_LIBS}" MATCHES "qt" AND "${CONAN_REQUIRED_LIBS}" MATCHES "sdl")
+        list(APPEND CONAN_REQUIRED_LIBS "libiconv/1.16")
+    endif()
+    if (IS_MULTI_CONFIG)
+        conan_cmake_run(REQUIRES ${CONAN_REQUIRED_LIBS}
+                        OPTIONS ${CONAN_LIB_OPTIONS}
+                        BUILD missing
+                        CONFIGURATION_TYPES "Release;Debug"
+                        GENERATORS cmake_multi cmake_find_package_multi)
+        include(${CMAKE_BINARY_DIR}/conanbuildinfo_multi.cmake)
+    else()
+        conan_cmake_run(REQUIRES ${CONAN_REQUIRED_LIBS}
+                        OPTIONS ${CONAN_LIB_OPTIONS}
+                        BUILD missing
+                        GENERATORS cmake cmake_find_package_multi)
+        include(${CMAKE_BINARY_DIR}/conanbuildinfo.cmake)
+    endif()
+    list(APPEND CMAKE_MODULE_PATH "${CMAKE_BINARY_DIR}")
+    list(APPEND CMAKE_PREFIX_PATH "${CMAKE_BINARY_DIR}")
+    conan_basic_setup()
+
+    set(YUZU_CONAN_INSTALLED TRUE CACHE BOOL "If true, the following builds will add conan to the lib search path" FORCE)
+
+    # Now that we've installed what we are missing, try to locate them again,
+    # this time with required, so we bail if its not found.
+    yuzu_find_packages(FORCE_REQUIRED)
+
+    # Due to issues with variable scopes in functions, we need to also find_package(qt5) outside of the function
+    if(ENABLE_QT)
+        list(APPEND CMAKE_MODULE_PATH "${CONAN_QT_ROOT_RELEASE}")
+        list(APPEND CMAKE_PREFIX_PATH "${CONAN_QT_ROOT_RELEASE}")
+        find_package(Qt5 5.9 REQUIRED COMPONENTS Widgets OpenGL)
+        if (YUZU_USE_QT_WEB_ENGINE)
+            find_package(Qt5 REQUIRED COMPONENTS WebEngineCore WebEngineWidgets)
+        endif()
+    endif()
+    if(ENABLE_SDL2)
+        list(APPEND CMAKE_MODULE_PATH "${CONAN_SDL2_ROOT_RELEASE}")
+        list(APPEND CMAKE_PREFIX_PATH "${CONAN_SDL2_ROOT_RELEASE}")
+        find_package(SDL2 REQUIRED)
+    endif()
+
+endif()
+
+# Reexport some targets that are named differently when using the upstream CmakeConfig vs the generated Conan config
+# In order to ALIAS targets to a new name, they first need to be IMPORTED_GLOBAL
+# Dynarmic checks for target `boost` and so we want to make sure it can find it through our system instead of using their external
+if (TARGET Boost::Boost)
+    set_target_properties(Boost::Boost PROPERTIES IMPORTED_GLOBAL TRUE)
+    add_library(Boost::boost ALIAS Boost::Boost)
+    add_library(boost ALIAS Boost::Boost)
+elseif (TARGET Boost::boost)
+    set_target_properties(Boost::boost PROPERTIES IMPORTED_GLOBAL TRUE)
+    add_library(boost ALIAS Boost::boost)
+endif()
+
+if (TARGET sdl2::sdl2)
+    # imported from the conan generated sdl2Config.cmake
+    set_target_properties(sdl2::sdl2 PROPERTIES IMPORTED_GLOBAL TRUE)
+    add_library(SDL2 ALIAS sdl2::sdl2)
+elseif(SDL2_FOUND)
+    # found through the system package manager
+    # Some installations don't set SDL2_LIBRARIES
+    if("${SDL2_LIBRARIES}" STREQUAL "")
+        message(WARNING "SDL2_LIBRARIES wasn't set, manually setting to SDL2::SDL2")
+        set(SDL2_LIBRARIES "SDL2::SDL2")
+    endif()
+
+    include_directories(SYSTEM ${SDL2_INCLUDE_DIRS})
+    add_library(SDL2 INTERFACE)
+    target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARIES}")
+endif()
+
+# Ensure libusb is properly configured (based on dolphin libusb include)
+find_package(LibUSB)
+if (NOT LIBUSB_FOUND)
+    add_subdirectory(externals/libusb)
+    set(LIBUSB_LIBRARIES usb)
+endif()
+
+
 # Prefer the -pthread flag on Linux.
 set(THREADS_PREFER_PTHREAD_FLAG ON)
 find_package(Threads REQUIRED)
 
-if (ENABLE_SDL2)
-    if (YUZU_USE_BUNDLED_SDL2)
-        # Detect toolchain and platform
-        if ((MSVC_VERSION GREATER_EQUAL 1910 AND MSVC_VERSION LESS 1930) AND ARCHITECTURE_x86_64)
-            set(SDL2_VER "SDL2-2.0.8")
-        else()
-            message(FATAL_ERROR "No bundled SDL2 binaries for your toolchain. Disable YUZU_USE_BUNDLED_SDL2 and provide your own.")
-        endif()
-
-        if (DEFINED SDL2_VER)
-            download_bundled_external("sdl2/" ${SDL2_VER} SDL2_PREFIX)
-        endif()
-
-        set(SDL2_FOUND YES)
-        set(SDL2_INCLUDE_DIR "${SDL2_PREFIX}/include" CACHE PATH "Path to SDL2 headers")
-        set(SDL2_LIBRARY "${SDL2_PREFIX}/lib/x64/SDL2.lib" CACHE PATH "Path to SDL2 library")
-        set(SDL2_DLL_DIR "${SDL2_PREFIX}/lib/x64/" CACHE PATH "Path to SDL2.dll")
-
-        add_library(SDL2 INTERFACE)
-        target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARY}")
-        target_include_directories(SDL2 INTERFACE "${SDL2_INCLUDE_DIR}")
-    else()
-        find_package(SDL2 REQUIRED)
-
-        # Some installations don't set SDL2_LIBRARIES
-        if("${SDL2_LIBRARIES}" STREQUAL "")
-            message(WARNING "SDL2_LIBRARIES wasn't set, manually setting to SDL2::SDL2")
-            set(SDL2_LIBRARIES "SDL2::SDL2")
-        endif()
-
-        include_directories(SYSTEM ${SDL2_INCLUDE_DIRS})
-        add_library(SDL2 INTERFACE)
-        target_link_libraries(SDL2 INTERFACE "${SDL2_LIBRARIES}")
-    endif()
-else()
-    set(SDL2_FOUND NO)
-endif()
-
 # If unicorn isn't found, msvc -> download bundled unicorn; everyone else -> build external
 if (YUZU_USE_BUNDLED_UNICORN)
     if (MSVC)
@@ -212,8 +381,12 @@ if (YUZU_USE_BUNDLED_UNICORN)
         find_package(PythonInterp 2.7 REQUIRED)
 
         if (MINGW)
+            # Intentionally call the unicorn makefile directly instead of using make.sh so that we can override the
+            # UNAME_S makefile variable to MINGW. This way we don't have to hack at the uname binary to build
+            # Additionally, overriding DO_WINDOWS_EXPORT prevents unicorn from patching the static unicorn.a by using msvc and cmd,
+            # which are both things we don't have in a mingw cross compiling environment.
             add_custom_command(OUTPUT ${LIBUNICORN_LIBRARY}
-                COMMAND ${CMAKE_COMMAND} -E env UNICORN_ARCHS="aarch64" PYTHON="${PYTHON_EXECUTABLE}" /bin/sh make.sh cross-win64
+                COMMAND ${CMAKE_COMMAND} -E env UNICORN_ARCHS="aarch64" PYTHON="${PYTHON_EXECUTABLE}" CC=x86_64-w64-mingw32-gcc AR=x86_64-w64-mingw32-gcc-ar RANLIB=x86_64-w64-mingw32-gcc-ranlib make UNAME_S=MINGW DO_WINDOWS_EXPORT=0
                 WORKING_DIRECTORY ${UNICORN_PREFIX}
             )
         else()
@@ -243,32 +416,6 @@ else()
     message(FATAL_ERROR "Could not find or build unicorn which is required.")
 endif()
 
-if (ENABLE_QT)
-    if (YUZU_USE_BUNDLED_QT)
-        if ((MSVC_VERSION GREATER_EQUAL 1910 AND MSVC_VERSION LESS 1930) AND ARCHITECTURE_x86_64)
-            set(QT_VER qt-5.12.0-msvc2017_64)
-        else()
-            message(FATAL_ERROR "No bundled Qt binaries for your toolchain. Disable YUZU_USE_BUNDLED_QT and provide your own.")
-        endif()
-
-        if (DEFINED QT_VER)
-            download_bundled_external("qt/" ${QT_VER} QT_PREFIX)
-        endif()
-
-        set(QT_PREFIX_HINT HINTS "${QT_PREFIX}")
-    else()
-        # Passing an empty HINTS seems to cause default system paths to get ignored in CMake 2.8 so
-        # make sure to not pass anything if we don't have one.
-        set(QT_PREFIX_HINT)
-    endif()
-
-    find_package(Qt5 REQUIRED COMPONENTS Widgets OpenGL ${QT_PREFIX_HINT})
-
-    if (YUZU_USE_QT_WEB_ENGINE)
-        find_package(Qt5 REQUIRED COMPONENTS WebEngineCore WebEngineWidgets ${QT_PREFIX_HINT})
-    endif ()
-endif()
-
 # Platform-specific library requirements
 # ======================================
 
@@ -299,7 +446,7 @@ find_program(CLANG_FORMAT
     PATHS ${PROJECT_BINARY_DIR}/externals)
 # if find_program doesn't find it, try to download from externals
 if (NOT CLANG_FORMAT)
-    if (WIN32)
+    if (WIN32 AND NOT CMAKE_CROSSCOMPILING)
         message(STATUS "Clang format not found! Downloading...")
         set(CLANG_FORMAT "${PROJECT_BINARY_DIR}/externals/clang-format${CLANG_FORMAT_POSTFIX}.exe")
         file(DOWNLOAD

CMakeModules/GenerateSCMRev.cmake

@@ -51,6 +51,8 @@ endif()
 # The variable SRC_DIR must be passed into the script (since it uses the current build directory for all values of CMAKE_*_DIR)
 set(VIDEO_CORE "${SRC_DIR}/src/video_core")
 set(HASH_FILES
+    "${VIDEO_CORE}/renderer_opengl/gl_arb_decompiler.cpp"
+    "${VIDEO_CORE}/renderer_opengl/gl_arb_decompiler.h"
     "${VIDEO_CORE}/renderer_opengl/gl_shader_cache.cpp"
     "${VIDEO_CORE}/renderer_opengl/gl_shader_cache.h"
     "${VIDEO_CORE}/renderer_opengl/gl_shader_decompiler.cpp"

CMakeModules/MinGWCross.cmake

@@ -10,8 +10,8 @@ set(SDL2_PATH                       ${MINGW_PREFIX})
 set(MINGW_TOOL_PREFIX               ${CMAKE_SYSTEM_PROCESSOR}-w64-mingw32-)
 
 # Specify the cross compiler
-set(CMAKE_C_COMPILER            ${MINGW_TOOL_PREFIX}gcc-posix)
-set(CMAKE_CXX_COMPILER          ${MINGW_TOOL_PREFIX}g++-posix)
+set(CMAKE_C_COMPILER            ${MINGW_TOOL_PREFIX}gcc)
+set(CMAKE_CXX_COMPILER          ${MINGW_TOOL_PREFIX}g++)
 set(CMAKE_RC_COMPILER           ${MINGW_TOOL_PREFIX}windres)
 
 # Mingw tools

dist/qt_themes/qdarkstyle/style.qss

@@ -673,10 +673,6 @@ QTabWidget::pane {
     border-bottom-left-radius: 2px;
 }
 
-QTabWidget::tab-bar {
-    overflow: visible;
-}
-
 QTabBar {
     qproperty-drawBase: 0;
     border-radius: 3px;

dist/yuzu.manifest

@@ -1,24 +1,58 @@
 <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0">
- <trustInfo xmlns="urn:schemas-microsoft-com:asm.v3">
-  <security>
-   <requestedPrivileges>
-    <requestedExecutionLevel level="asInvoker" uiAccess="false"/>
-   </requestedPrivileges>
-  </security>
- </trustInfo>
- <application xmlns="urn:schemas-microsoft-com:asm.v3">
-  <windowsSettings>
-   <dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">True/PM</dpiAware>
-   <longPathAware xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">true</longPathAware>
-  </windowsSettings>
- </application>
- <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
-  <application>
-   <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
-   <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
-   <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
-   <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
-  </application>
- </compatibility>
-</assembly>
+<assembly manifestVersion="1.0"
+    xmlns="urn:schemas-microsoft-com:asm.v1"
+    xmlns:asmv3="urn:schemas-microsoft-com:asm.v3">
+  <asmv3:application>
+    <asmv3:windowsSettings>
+      <!-- Windows 7/8/8.1/10 -->
+      <dpiAware
+        xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">
+        true/pm
+      </dpiAware>
+      <!-- Windows 10, version 1607 or later -->
+      <dpiAwareness
+        xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">
+        PerMonitorV2
+      </dpiAwareness>
+      <!-- Windows 10, version 1703 or later -->
+      <gdiScaling
+          xmlns="http://schemas.microsoft.com/SMI/2017/WindowsSettings">
+        true
+      </gdiScaling>
+      <ws2:longPathAware
+          xmlns:ws3="http://schemas.microsoft.com/SMI/2016/WindowsSettings">
+        true
+      </ws2:longPathAware>
+    </asmv3:windowsSettings>
+  </asmv3:application>
+  <compatibility
+      xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
+      <!-- Windows 8.1 -->
+      <supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
+      <!-- Windows 8 -->
+      <supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
+      <!-- Windows 7 -->
+      <supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
+    </application>
+  </compatibility>
+  <trustInfo
+      xmlns="urn:schemas-microsoft-com:asm.v3">
+    <security>
+      <requestedPrivileges>
+        <!--
+          UAC settings:
+          - app should run at same integrity level as calling process
+          - app does not need to manipulate windows belonging to
+            higher-integrity-level processes
+          -->
+        <requestedExecutionLevel
+            level="asInvoker"
+            uiAccess="false"
+        />
+      </requestedPrivileges>
+    </security>
+  </trustInfo>
+</assembly>

externals/CMakeLists.txt

@@ -1,30 +1,20 @@
 # Definitions for all external bundled libraries
 
-set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${PROJECT_SOURCE_DIR}/CMakeModules)
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules")
+list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/externals/find-modules")
 include(DownloadExternals)
 
-# pkgconfig -- it is used to find shared libraries without cmake modules on linux systems
-find_package(PkgConfig)
-if (NOT PkgConfig_FOUND)
-    function(pkg_check_modules)
-        # STUB
-    endfunction()
+# xbyak
+if (ARCHITECTURE_x86 OR ARCHITECTURE_x86_64)
+    add_library(xbyak INTERFACE)
+    target_include_directories(xbyak SYSTEM INTERFACE ./xbyak/xbyak)
+    target_compile_definitions(xbyak INTERFACE XBYAK_NO_OP_NAMES)
 endif()
 
 # Catch
 add_library(catch-single-include INTERFACE)
 target_include_directories(catch-single-include INTERFACE catch/single_include)
 
-# libfmt
-pkg_check_modules(FMT IMPORTED_TARGET GLOBAL fmt>=6.2.0)
-if (FMT_FOUND)
-    add_library(fmt::fmt ALIAS PkgConfig::FMT)
-else()
-    message(STATUS "fmt 6.2.0 or newer not found, falling back to externals")
-    add_subdirectory(fmt)
-    add_library(fmt::fmt ALIAS fmt)
-endif()
-
 # Dynarmic
 if (ARCHITECTURE_x86_64)
     set(DYNARMIC_TESTS OFF)
@@ -43,17 +33,6 @@ add_subdirectory(glad)
 # inih
 add_subdirectory(inih)
 
-# lz4
-pkg_check_modules(LIBLZ4 IMPORTED_TARGET GLOBAL liblz4>=1.8.0)
-if (LIBLZ4_FOUND)
-    add_library(lz4_static ALIAS PkgConfig::LIBLZ4)
-else()
-    message(STATUS "liblz4 1.8.0 or newer not found, falling back to externals")
-    set(LZ4_BUNDLED_MODE ON)
-    add_subdirectory(lz4/contrib/cmake_unofficial EXCLUDE_FROM_ALL)
-    target_include_directories(lz4_static INTERFACE ./lz4/lib)
-endif()
-
 # mbedtls
 add_subdirectory(mbedtls EXCLUDE_FROM_ALL)
 target_include_directories(mbedtls PUBLIC ./mbedtls/include)
@@ -66,29 +45,9 @@ target_include_directories(microprofile INTERFACE ./microprofile)
 add_library(unicorn-headers INTERFACE)
 target_include_directories(unicorn-headers INTERFACE ./unicorn/include)
 
-# Zstandard
-pkg_check_modules(LIBZSTD IMPORTED_TARGET GLOBAL libzstd>=1.3.8)
-if (LIBZSTD_FOUND)
-    add_library(libzstd_static ALIAS PkgConfig::LIBZSTD)
-else()
-    message(STATUS "libzstd 1.3.8 or newer not found, falling back to externals")
-    add_subdirectory(zstd/build/cmake EXCLUDE_FROM_ALL)
-    target_include_directories(libzstd_static INTERFACE ./zstd/lib)
-endif()
-
 # SoundTouch
 add_subdirectory(soundtouch)
 
-# Opus
-pkg_check_modules(OPUS IMPORTED_TARGET GLOBAL opus>=1.3.1)
-if (OPUS_FOUND)
-    add_library(opus ALIAS PkgConfig::OPUS)
-else()
-    message(STATUS "opus 1.3.1 or newer not found, falling back to externals")
-    add_subdirectory(opus)
-    target_include_directories(opus INTERFACE ./opus/include)
-endif()
-
 # Cubeb
 if(ENABLE_CUBEB)
     set(BUILD_TESTS OFF CACHE BOOL "")
@@ -106,36 +65,22 @@ if (ENABLE_VULKAN)
     add_subdirectory(sirit)
 endif()
 
-# zlib
-find_package(ZLIB 1.2.11)
-if (NOT ZLIB_FOUND)
-    message(STATUS "zlib 1.2.11 or newer not found, falling back to externals")
-    add_subdirectory(zlib EXCLUDE_FROM_ALL)
-    set(ZLIB_LIBRARIES z)
-endif()
-
 # libzip
-pkg_check_modules(LIBZIP IMPORTED_TARGET GLOBAL libzip>=1.5.3)
-if (LIBZIP_FOUND)
-    add_library(zip ALIAS PkgConfig::LIBZIP)
-else()
-    message(STATUS "libzip 1.5.3 or newer not found, falling back to externals")
+find_package(Libzip 1.5)
+if (NOT LIBZIP_FOUND)
+    message(STATUS "libzip 1.5 or newer not found, falling back to externals")
     add_subdirectory(libzip EXCLUDE_FROM_ALL)
 endif()
 
 if (ENABLE_WEB_SERVICE)
     # LibreSSL
-    find_package(OpenSSL COMPONENTS Crypto SSL)
-    if (NOT OpenSSL_FOUND)
-        message(STATUS "OpenSSL not found, falling back to externals")
-        set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
-        add_subdirectory(libressl EXCLUDE_FROM_ALL)
-        target_include_directories(ssl INTERFACE ./libressl/include)
-        target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
-        get_directory_property(OPENSSL_LIBRARIES
-            DIRECTORY libressl
-            DEFINITION OPENSSL_LIBS)
-    endif()
+    set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
+    add_subdirectory(libressl EXCLUDE_FROM_ALL)
+    target_include_directories(ssl INTERFACE ./libressl/include)
+    target_compile_definitions(ssl PRIVATE -DHAVE_INET_NTOP)
+    get_directory_property(OPENSSL_LIBRARIES
+        DIRECTORY libressl
+        DEFINITION OPENSSL_LIBS)
 
     # lurlparser
     add_subdirectory(lurlparser EXCLUDE_FROM_ALL)
@@ -145,8 +90,7 @@ if (ENABLE_WEB_SERVICE)
     target_include_directories(httplib INTERFACE ./httplib)
     target_compile_definitions(httplib INTERFACE -DCPPHTTPLIB_OPENSSL_SUPPORT)
     target_link_libraries(httplib INTERFACE ${OPENSSL_LIBRARIES})
-
-    # JSON
-    add_library(json-headers INTERFACE)
-    target_include_directories(json-headers INTERFACE ./json)
 endif()
+
+# Opus
+add_subdirectory(opus)

externals/find-modules/FindCatch2.cmake

@@ -0,0 +1,49 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_Catch2 QUIET Catch2)
+
+find_path(Catch2_INCLUDE_DIR
+  NAMES catch.hpp
+  PATHS ${PC_Catch2_INCLUDE_DIRS} ${CONAN_CATCH2_ROOT}
+  PATH_SUFFIXES catch2
+)
+
+if(Catch2_INCLUDE_DIR)
+  file(STRINGS "${Catch2_INCLUDE_DIR}/catch.hpp" _Catch2_version_lines
+    REGEX "#define[ \t]+CATCH_VERSION_(MAJOR|MINOR|PATCH)")
+  string(REGEX REPLACE ".*CATCH_VERSION_MAJOR +\([0-9]+\).*" "\\1" _Catch2_version_major "${_Catch2_version_lines}")
+  string(REGEX REPLACE ".*CATCH_VERSION_MINOR +\([0-9]+\).*" "\\1" _Catch2_version_minor "${_Catch2_version_lines}")
+  string(REGEX REPLACE ".*CATCH_VERSION_PATCH +\([0-9]+\).*" "\\1" _Catch2_version_patch "${_Catch2_version_lines}")
+  set(Catch2_VERSION "${_Catch2_version_major}.${_Catch2_version_minor}.${_Catch2_version_patch}")
+  unset(_Catch2_version_major)
+  unset(_Catch2_version_minor)
+  unset(_Catch2_version_patch)
+  unset(_Catch2_version_lines)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Catch2
+  FOUND_VAR Catch2_FOUND
+  REQUIRED_VARS
+    Catch2_INCLUDE_DIR
+    Catch2_VERSION
+  VERSION_VAR Catch2_VERSION
+)
+
+if(Catch2_FOUND)
+  set(Catch2_INCLUDE_DIRS ${Catch2_INCLUDE_DIR})
+  set(Catch2_DEFINITIONS ${PC_Catch2_CFLAGS_OTHER})
+endif()
+
+if(Catch2_FOUND AND NOT TARGET Catch2::Catch2)
+  add_library(Catch2::Catch2 UNKNOWN IMPORTED)
+  set_target_properties(Catch2::Catch2 PROPERTIES
+    IMPORTED_LOCATION "${Catch2_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_Catch2_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${Catch2_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    Catch2_INCLUDE_DIR
+)

externals/find-modules/FindLibUSB.cmake

@@ -0,0 +1,43 @@
+# - Find libusb-1.0 library
+# This module defines
+#  LIBUSB_INCLUDE_DIR, where to find bluetooth.h
+#  LIBUSB_LIBRARIES, the libraries needed to use libusb-1.0.
+#  LIBUSB_FOUND, If false, do not try to use libusb-1.0.
+#
+# Copyright (c) 2009, Michal Cihar, <michal@cihar.com>
+#
+# vim: expandtab sw=4 ts=4 sts=4:
+
+if(ANDROID)
+       set(LIBUSB_FOUND FALSE CACHE INTERNAL "libusb-1.0 found")
+       message(STATUS "libusb-1.0 not found.")
+elseif (NOT LIBUSB_FOUND)
+    pkg_check_modules (LIBUSB_PKG libusb-1.0)
+
+    find_path(LIBUSB_INCLUDE_DIR NAMES libusb.h
+       PATHS
+       ${LIBUSB_PKG_INCLUDE_DIRS}
+       /usr/include/libusb-1.0
+       /usr/include
+       /usr/local/include/libusb-1.0
+       /usr/local/include
+    )
+
+    find_library(LIBUSB_LIBRARIES NAMES usb-1.0 usb
+       PATHS
+       ${LIBUSB_PKG_LIBRARY_DIRS}
+       /usr/lib
+       /usr/local/lib
+    )
+
+    if(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
+       set(LIBUSB_FOUND TRUE CACHE INTERNAL "libusb-1.0 found")
+       message(STATUS "Found libusb-1.0: ${LIBUSB_INCLUDE_DIR}, ${LIBUSB_LIBRARIES}")
+    else(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
+       set(LIBUSB_FOUND FALSE CACHE INTERNAL "libusb-1.0 found")
+       message(STATUS "libusb-1.0 not found.")
+    endif(LIBUSB_INCLUDE_DIR AND LIBUSB_LIBRARIES)
+
+    mark_as_advanced(LIBUSB_INCLUDE_DIR LIBUSB_LIBRARIES)
+endif ()
+

externals/find-modules/FindLibzip.cmake

@@ -0,0 +1,72 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_LIBZIP QUIET libzip)
+
+find_path(LIBZIP_INCLUDE_DIR
+  NAMES zip.h
+  PATHS ${PC_LIBZIP_INCLUDE_DIRS}
+  "$ENV{LIB_DIR}/include"
+  "$ENV{INCLUDE}"
+  /usr/local/include
+  /usr/include
+)
+find_path(LIBZIP_INCLUDE_DIR_ZIPCONF
+  NAMES zipconf.h
+  HINTS ${PC_LIBZIP_INCLUDE_DIRS}
+  "$ENV{LIB_DIR}/include"
+  "$ENV{LIB_DIR}/lib/libzip/include"
+  "$ENV{LIB}/lib/libzip/include"
+  /usr/local/lib/libzip/include
+  /usr/lib/libzip/include
+  /usr/local/include
+  /usr/include
+  "$ENV{INCLUDE}"
+)
+find_library(LIBZIP_LIBRARY
+  NAMES zip
+  PATHS ${PC_LIBZIP_LIBRARY_DIRS}
+  "$ENV{LIB_DIR}/lib" "$ENV{LIB}" /usr/local/lib /usr/lib
+)
+
+if (LIBZIP_INCLUDE_DIR_ZIPCONF)
+  FILE(READ "${LIBZIP_INCLUDE_DIR_ZIPCONF}/zipconf.h" _LIBZIP_VERSION_CONTENTS)
+  if (_LIBZIP_VERSION_CONTENTS)
+    STRING(REGEX REPLACE ".*#define LIBZIP_VERSION \"([0-9.]+)\".*" "\\1" LIBZIP_VERSION "${_LIBZIP_VERSION_CONTENTS}")
+  endif()
+  unset(_LIBZIP_VERSION_CONTENTS)
+endif()
+
+set(LIBZIP_VERSION ${LIBZIP_VERSION} CACHE STRING "Version number of libzip")
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Libzip
+  FOUND_VAR LIBZIP_FOUND
+  REQUIRED_VARS
+    LIBZIP_LIBRARY
+    LIBZIP_INCLUDE_DIR
+    LIBZIP_INCLUDE_DIR_ZIPCONF
+    LIBZIP_VERSION
+  VERSION_VAR LIBZIP_VERSION
+)
+
+if(LIBZIP_FOUND)
+  set(LIBZIP_LIBRARIES ${LIBZIP_LIBRARY})
+  set(LIBZIP_INCLUDE_DIRS ${LIBZIP_INCLUDE_DIR})
+  set(LIBZIP_DEFINITIONS ${PC_LIBZIP_CFLAGS_OTHER})
+endif()
+
+if(LIBZIP_FOUND AND NOT TARGET libzip::libzip)
+  add_library(libzip::libzip UNKNOWN IMPORTED)
+  set_target_properties(libzip::libzip PROPERTIES
+    IMPORTED_LOCATION "${LIBZIP_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_LIBZIP_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${LIBZIP_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    LIBZIP_INCLUDE_DIR
+    LIBZIP_INCLUDE_DIR_ZIPCONF
+    LIBZIP_LIBRARY
+    LIBZIP_VERSION
+)

externals/find-modules/Findfmt.cmake

@@ -0,0 +1,69 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_fmt QUIET fmt)
+
+find_path(fmt_INCLUDE_DIR
+  NAMES format.h
+  PATHS ${PC_fmt_INCLUDE_DIRS} ${CONAN_INCLUDE_DIRS_fmt}
+  PATH_SUFFIXES fmt
+)
+
+find_library(fmt_LIBRARY
+  NAMES fmt
+  PATHS ${PC_fmt_LIBRARY_DIRS} ${CONAN_LIB_DIRS_fmt}
+)
+
+if(fmt_INCLUDE_DIR)
+  set(_fmt_version_file "${fmt_INCLUDE_DIR}/core.h")
+  if(NOT EXISTS "${_fmt_version_file}")
+    set(_fmt_version_file "${fmt_INCLUDE_DIR}/format.h")
+  endif()
+  if(EXISTS "${_fmt_version_file}")
+    # parse "#define FMT_VERSION 60200" to 6.2.0
+    file(STRINGS "${_fmt_version_file}" fmt_VERSION_LINE
+      REGEX "^#define[ \t]+FMT_VERSION[ \t]+[0-9]+$")
+    string(REGEX REPLACE "^#define[ \t]+FMT_VERSION[ \t]+([0-9]+)$"
+      "\\1" fmt_VERSION "${fmt_VERSION_LINE}")
+    foreach(ver "fmt_VERSION_PATCH" "fmt_VERSION_MINOR" "fmt_VERSION_MAJOR")
+      math(EXPR ${ver} "${fmt_VERSION} % 100")
+      math(EXPR fmt_VERSION "(${fmt_VERSION} - ${${ver}}) / 100")
+    endforeach()
+    set(fmt_VERSION
+      "${fmt_VERSION_MAJOR}.${fmt_VERSION_MINOR}.${fmt_VERSION_PATCH}")
+  endif()
+  unset(_fmt_version_file)
+  unset(fmt_VERSION_LINE)
+  unset(fmt_VERSION_MAJOR)
+  unset(fmt_VERSION_MINOR)
+  unset(fmt_VERSION_PATCH)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(fmt
+  FOUND_VAR fmt_FOUND
+  REQUIRED_VARS
+    fmt_LIBRARY
+    fmt_INCLUDE_DIR
+    fmt_VERSION
+  VERSION_VAR fmt_VERSION
+)
+
+if(fmt_FOUND)
+  set(fmt_LIBRARIES ${fmt_LIBRARY})
+  set(fmt_INCLUDE_DIRS ${fmt_INCLUDE_DIR})
+  set(fmt_DEFINITIONS ${PC_fmt_CFLAGS_OTHER})
+endif()
+
+if(fmt_FOUND AND NOT TARGET fmt::fmt)
+  add_library(fmt::fmt UNKNOWN IMPORTED)
+  set_target_properties(fmt::fmt PROPERTIES
+    IMPORTED_LOCATION "${fmt_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_fmt_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${fmt_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    fmt_INCLUDE_DIR
+    fmt_LIBRARY
+)

externals/find-modules/Findlz4.cmake

@@ -0,0 +1,54 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_lz4 QUIET lz4)
+
+find_path(lz4_INCLUDE_DIR
+  NAMES lz4.h
+  PATHS ${PC_lz4_INCLUDE_DIRS}
+)
+find_library(lz4_LIBRARY
+  NAMES lz4
+  PATHS ${PC_lz4_LIBRARY_DIRS}
+)
+
+if(lz4_INCLUDE_DIR)
+  file(STRINGS "${lz4_INCLUDE_DIR}/lz4.h" _lz4_version_lines
+    REGEX "#define[ \t]+LZ4_VERSION_(MAJOR|MINOR|RELEASE)")
+  string(REGEX REPLACE ".*LZ4_VERSION_MAJOR *\([0-9]*\).*" "\\1" _lz4_version_major "${_lz4_version_lines}")
+  string(REGEX REPLACE ".*LZ4_VERSION_MINOR *\([0-9]*\).*" "\\1" _lz4_version_minor "${_lz4_version_lines}")
+  string(REGEX REPLACE ".*LZ4_VERSION_RELEASE *\([0-9]*\).*" "\\1" _lz4_version_release "${_lz4_version_lines}")
+  set(lz4_VERSION "${_lz4_version_major}.${_lz4_version_minor}.${_lz4_version_release}")
+  unset(_lz4_version_major)
+  unset(_lz4_version_minor)
+  unset(_lz4_version_release)
+  unset(_lz4_version_lines)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(lz4
+  FOUND_VAR lz4_FOUND
+  REQUIRED_VARS
+    lz4_LIBRARY
+    lz4_INCLUDE_DIR
+  VERSION_VAR lz4_VERSION
+)
+
+if(lz4_FOUND)
+  set(lz4_LIBRARIES ${lz4_LIBRARY})
+  set(lz4_INCLUDE_DIRS ${lz4_INCLUDE_DIR})
+  set(lz4_DEFINITIONS ${PC_lz4_CFLAGS_OTHER})
+endif()
+
+if(lz4_FOUND AND NOT TARGET lz4::lz4)
+  add_library(lz4::lz4 UNKNOWN IMPORTED)
+  set_target_properties(lz4::lz4 PROPERTIES
+    IMPORTED_LOCATION "${lz4_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_lz4_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${lz4_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    lz4_INCLUDE_DIR
+    lz4_LIBRARY
+)

externals/find-modules/Findnlohmann_json.cmake

@@ -0,0 +1,49 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_nlohmann_json QUIET nlohmann_json)
+
+find_path(nlohmann_json_INCLUDE_DIR
+  NAMES json.hpp
+  PATHS ${PC_nlohmann_json_INCLUDE_DIRS}
+  PATH_SUFFIXES nlohmann
+)
+
+if(nlohmann_json_INCLUDE_DIR)
+  file(STRINGS "${nlohmann_json_INCLUDE_DIR}/json.hpp" _nlohmann_json_version_lines
+    REGEX "#define[ \t]+NLOHMANN_JSON_VERSION_(MAJOR|MINOR|PATCH)")
+  string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_MAJOR +\([0-9]+\).*" "\\1" _nlohmann_json_version_major "${_nlohmann_json_version_lines}")
+  string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_MINOR +\([0-9]+\).*" "\\1" _nlohmann_json_version_minor "${_nlohmann_json_version_lines}")
+  string(REGEX REPLACE ".*NLOHMANN_JSON_VERSION_PATCH +\([0-9]+\).*" "\\1" _nlohmann_json_version_patch "${_nlohmann_json_version_lines}")
+  set(nlohmann_json_VERSION "${_nlohmann_json_version_major}.${_nlohmann_json_version_minor}.${_nlohmann_json_version_patch}")
+  unset(_nlohmann_json_version_major)
+  unset(_nlohmann_json_version_minor)
+  unset(_nlohmann_json_version_patch)
+  unset(_nlohmann_json_version_lines)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(nlohmann_json
+  FOUND_VAR nlohmann_json_FOUND
+  REQUIRED_VARS
+    nlohmann_json_INCLUDE_DIR
+    nlohmann_json_VERSION
+  VERSION_VAR nlohmann_json_VERSION
+)
+
+if(nlohmann_json_FOUND)
+  set(nlohmann_json_INCLUDE_DIRS ${nlohmann_json_INCLUDE_DIR})
+  set(nlohmann_json_DEFINITIONS ${PC_nlohmann_json_CFLAGS_OTHER})
+endif()
+
+if(nlohmann_json_FOUND AND NOT TARGET nlohmann_json::nlohmann_json)
+  add_library(nlohmann_json::nlohmann_json UNKNOWN IMPORTED)
+  set_target_properties(nlohmann_json::nlohmann_json PROPERTIES
+    IMPORTED_LOCATION "${nlohmann_json_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_nlohmann_json_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${nlohmann_json_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    nlohmann_json_INCLUDE_DIR
+)

externals/find-modules/Findopus.cmake

@@ -0,0 +1,42 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_opus QUIET opus)
+
+find_path(opus_INCLUDE_DIR
+  NAMES opus.h
+  PATHS ${PC_opus_INCLUDE_DIRS}
+  PATH_SUFFIXES opus
+)
+find_library(opus_LIBRARY
+  NAMES opus
+  PATHS ${PC_opus_LIBRARY_DIRS}
+)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(opus
+  FOUND_VAR opus_FOUND
+  REQUIRED_VARS
+    opus_LIBRARY
+    opus_INCLUDE_DIR
+  VERSION_VAR opus_VERSION
+)
+
+if(opus_FOUND)
+  set(Opus_LIBRARIES ${opus_LIBRARY})
+  set(Opus_INCLUDE_DIRS ${opus_INCLUDE_DIR})
+  set(Opus_DEFINITIONS ${PC_opus_CFLAGS_OTHER})
+endif()
+
+if(opus_FOUND AND NOT TARGET Opus::Opus)
+  add_library(Opus::Opus UNKNOWN IMPORTED)
+  set_target_properties(Opus::Opus PROPERTIES
+    IMPORTED_LOCATION "${opus_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_opus_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${opus_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    opus_INCLUDE_DIR
+    opus_LIBRARY
+)

externals/find-modules/Findzstd.cmake

@@ -0,0 +1,55 @@
+
+find_package(PkgConfig QUIET)
+pkg_check_modules(PC_zstd QUIET libzstd)
+
+find_path(zstd_INCLUDE_DIR
+  NAMES zstd.h
+  PATHS ${PC_zstd_INCLUDE_DIRS}
+)
+find_library(zstd_LIBRARY
+  NAMES zstd
+  PATHS ${PC_zstd_LIBRARY_DIRS}
+)
+
+if(zstd_INCLUDE_DIR)
+  file(STRINGS "${zstd_INCLUDE_DIR}/zstd.h" _zstd_version_lines
+    REGEX "#define[ \t]+ZSTD_VERSION_(MAJOR|MINOR|RELEASE)")
+  string(REGEX REPLACE ".*ZSTD_VERSION_MAJOR *\([0-9]*\).*" "\\1" _zstd_version_major "${_zstd_version_lines}")
+  string(REGEX REPLACE ".*ZSTD_VERSION_MINOR *\([0-9]*\).*" "\\1" _zstd_version_minor "${_zstd_version_lines}")
+  string(REGEX REPLACE ".*ZSTD_VERSION_RELEASE *\([0-9]*\).*" "\\1" _zstd_version_release "${_zstd_version_lines}")
+  set(zstd_VERSION "${_zstd_version_major}.${_zstd_version_minor}.${_zstd_version_release}")
+  unset(_zstd_version_major)
+  unset(_zstd_version_minor)
+  unset(_zstd_version_release)
+  unset(_zstd_version_lines)
+endif()
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(zstd
+  FOUND_VAR zstd_FOUND
+  REQUIRED_VARS
+    zstd_LIBRARY
+    zstd_INCLUDE_DIR
+    zstd_VERSION
+  VERSION_VAR zstd_VERSION
+)
+
+if(zstd_FOUND)
+  set(zstd_LIBRARIES ${zstd_LIBRARY})
+  set(zstd_INCLUDE_DIRS ${zstd_INCLUDE_DIR})
+  set(zstd_DEFINITIONS ${PC_zstd_CFLAGS_OTHER})
+endif()
+
+if(zstd_FOUND AND NOT TARGET zstd::zstd)
+  add_library(zstd::zstd UNKNOWN IMPORTED)
+  set_target_properties(zstd::zstd PROPERTIES
+    IMPORTED_LOCATION "${zstd_LIBRARY}"
+    INTERFACE_COMPILE_OPTIONS "${PC_zstd_CFLAGS_OTHER}"
+    INTERFACE_INCLUDE_DIRECTORIES "${zstd_INCLUDE_DIR}"
+  )
+endif()
+
+mark_as_advanced(
+    zstd_INCLUDE_DIR
+    zstd_LIBRARY
+)

externals/json/README.md

@@ -1,9 +0,0 @@
-JSON for Modern C++
-===================
-
-v3.1.2
-
-This is a mirror providing the single required header file.
-
-The original repository can be found at:
-https://github.com/nlohmann/json/commit/d2dd27dc3b8472dbaa7d66f83619b3ebcd9185fe

externals/zlib/CMakeLists.txt

@@ -1,81 +0,0 @@
-project(zlib C)
-
-include(CheckTypeSize)
-include(CheckFunctionExists)
-include(CheckIncludeFile)
-
-check_include_file(sys/types.h HAVE_SYS_TYPES_H)
-check_include_file(stdint.h    HAVE_STDINT_H)
-check_include_file(stddef.h    HAVE_STDDEF_H)
-
-# Check to see if we have large file support
-set(CMAKE_REQUIRED_DEFINITIONS -D_LARGEFILE64_SOURCE=1)
-# We add these other definitions here because CheckTypeSize.cmake
-# in CMake 2.4.x does not automatically do so and we want
-# compatibility with CMake 2.4.x.
-if(HAVE_SYS_TYPES_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_SYS_TYPES_H)
-endif()
-if(HAVE_STDINT_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDINT_H)
-endif()
-if(HAVE_STDDEF_H)
-    list(APPEND CMAKE_REQUIRED_DEFINITIONS -DHAVE_STDDEF_H)
-endif()
-check_type_size(off64_t OFF64_T)
-if(HAVE_OFF64_T)
-   add_definitions(-D_LARGEFILE64_SOURCE=1)
-endif()
-set(CMAKE_REQUIRED_DEFINITIONS) # clear variable
-
-# Check for fseeko
-check_function_exists(fseeko HAVE_FSEEKO)
-if(NOT HAVE_FSEEKO)
-    add_definitions(-DNO_FSEEKO)
-endif()
-
-# Check for unistd.h
-check_include_file(unistd.h HAVE_UNISTD_H)
-if(HAVE_UNISTD_H)
-    add_definitions(-DHAVE_UNISTD_H)
-endif()
-
-if(MSVC)
-    add_definitions(-D_CRT_SECURE_NO_DEPRECATE)
-    add_definitions(-D_CRT_NONSTDC_NO_DEPRECATE)
-endif()
-
-add_library(z STATIC
-    zlib/adler32.c
-    zlib/compress.c
-    zlib/crc32.c
-    zlib/crc32.h
-    zlib/deflate.c
-    zlib/deflate.h
-    zlib/gzclose.c
-    zlib/gzguts.h
-    zlib/gzlib.c
-    zlib/gzread.c
-    zlib/gzwrite.c
-    zlib/inffast.h
-    zlib/inffixed.h
-    zlib/inflate.c
-    zlib/inflate.h
-    zlib/infback.c
-    zlib/inftrees.c
-    zlib/inftrees.h
-    zlib/inffast.c
-    zlib/trees.c
-    zlib/trees.h
-    zlib/uncompr.c
-    zlib/zconf.h
-    zlib/zlib.h
-    zlib/zutil.c
-    zlib/zutil.h
-)
-add_library(ZLIB::ZLIB ALIAS z)
-
-target_include_directories(z
-PUBLIC
-    zlib/
-)

src/CMakeLists.txt

@@ -62,6 +62,10 @@ else()
         -Wno-unused-parameter
     )
 
+    if (ARCHITECTURE_x86_64)
+        add_compile_options("-mcx16")
+    endif()
+
     if (APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL Clang)
         add_compile_options("-stdlib=libc++")
     endif()

src/audio_core/audio_renderer.cpp

@@ -17,7 +17,7 @@ namespace AudioCore {
 
 constexpr u32 STREAM_SAMPLE_RATE{48000};
 constexpr u32 STREAM_NUM_CHANNELS{2};
-
+using VoiceChannelHolder = std::array<VoiceResourceInformation*, 6>;
 class AudioRenderer::VoiceState {
 public:
     bool IsPlaying() const {
@@ -37,9 +37,10 @@ public:
     }
 
     void SetWaveIndex(std::size_t index);
-    std::vector<s16> DequeueSamples(std::size_t sample_count, Core::Memory::Memory& memory);
+    std::vector<s16> DequeueSamples(std::size_t sample_count, Core::Memory::Memory& memory,
+                                    const VoiceChannelHolder& voice_resources);
     void UpdateState();
-    void RefreshBuffer(Core::Memory::Memory& memory);
+    void RefreshBuffer(Core::Memory::Memory& memory, const VoiceChannelHolder& voice_resources);
 
 private:
     bool is_in_use{};
@@ -79,7 +80,7 @@ AudioRenderer::AudioRenderer(Core::Timing::CoreTiming& core_timing, Core::Memory
                              std::shared_ptr<Kernel::WritableEvent> buffer_event,
                              std::size_t instance_number)
     : worker_params{params}, buffer_event{buffer_event}, voices(params.voice_count),
-      effects(params.effect_count), memory{memory_} {
+      voice_resources(params.voice_count), effects(params.effect_count), memory{memory_} {
     behavior_info.SetUserRevision(params.revision);
     audio_out = std::make_unique<AudioCore::AudioOut>();
     stream = audio_out->OpenStream(core_timing, STREAM_SAMPLE_RATE, STREAM_NUM_CHANNELS,
@@ -127,6 +128,12 @@ ResultVal<std::vector<u8>> AudioRenderer::UpdateAudioRenderer(const std::vector<
                 input_params.data() + sizeof(UpdateDataHeader) + config.behavior_size,
                 memory_pool_count * sizeof(MemoryPoolInfo));
 
+    // Copy voice resources
+    const std::size_t voice_resource_offset{sizeof(UpdateDataHeader) + config.behavior_size +
+                                            config.memory_pools_size};
+    std::memcpy(voice_resources.data(), input_params.data() + voice_resource_offset,
+                sizeof(VoiceResourceInformation) * voice_resources.size());
+
     // Copy VoiceInfo structs
     std::size_t voice_offset{sizeof(UpdateDataHeader) + config.behavior_size +
                              config.memory_pools_size + config.voice_resource_size};
@@ -173,11 +180,12 @@ ResultVal<std::vector<u8>> AudioRenderer::UpdateAudioRenderer(const std::vector<
 
     // Copy output header
     UpdateDataHeader response_data{worker_params};
-    std::vector<u8> output_params(response_data.total_size);
     if (behavior_info.IsElapsedFrameCountSupported()) {
-        response_data.frame_count = 0x10;
-        response_data.total_size += 0x10;
+        response_data.render_info = sizeof(RendererInfo);
+        response_data.total_size += sizeof(RendererInfo);
     }
+
+    std::vector<u8> output_params(response_data.total_size);
     std::memcpy(output_params.data(), &response_data, sizeof(UpdateDataHeader));
 
     // Copy output memory pool entries
@@ -212,6 +220,17 @@ ResultVal<std::vector<u8>> AudioRenderer::UpdateAudioRenderer(const std::vector<
         return Audren::ERR_INVALID_PARAMETERS;
     }
 
+    if (behavior_info.IsElapsedFrameCountSupported()) {
+        const std::size_t renderer_info_offset{
+            sizeof(UpdateDataHeader) + response_data.memory_pools_size + response_data.voices_size +
+            response_data.effects_size + response_data.sinks_size +
+            response_data.performance_manager_size + response_data.behavior_size};
+        RendererInfo renderer_info{};
+        renderer_info.elasped_frame_count = elapsed_frame_count;
+        std::memcpy(output_params.data() + renderer_info_offset, &renderer_info,
+                    sizeof(RendererInfo));
+    }
+
     return MakeResult(output_params);
 }
 
@@ -220,14 +239,15 @@ void AudioRenderer::VoiceState::SetWaveIndex(std::size_t index) {
     is_refresh_pending = true;
 }
 
-std::vector<s16> AudioRenderer::VoiceState::DequeueSamples(std::size_t sample_count,
-                                                           Core::Memory::Memory& memory) {
+std::vector<s16> AudioRenderer::VoiceState::DequeueSamples(
+    std::size_t sample_count, Core::Memory::Memory& memory,
+    const VoiceChannelHolder& voice_resources) {
     if (!IsPlaying()) {
         return {};
     }
 
     if (is_refresh_pending) {
-        RefreshBuffer(memory);
+        RefreshBuffer(memory, voice_resources);
     }
 
     const std::size_t max_size{samples.size() - offset};
@@ -271,7 +291,8 @@ void AudioRenderer::VoiceState::UpdateState() {
     is_in_use = info.is_in_use;
 }
 
-void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory) {
+void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory,
+                                              const VoiceChannelHolder& voice_resources) {
     const auto wave_buffer_address = info.wave_buffer[wave_index].buffer_addr;
     const auto wave_buffer_size = info.wave_buffer[wave_index].buffer_sz;
     std::vector<s16> new_samples(wave_buffer_size / sizeof(s16));
@@ -296,17 +317,77 @@ void AudioRenderer::VoiceState::RefreshBuffer(Core::Memory::Memory& memory) {
     }
 
     switch (info.channel_count) {
-    case 1:
+    case 1: {
         // 1 channel is upsampled to 2 channel
         samples.resize(new_samples.size() * 2);
+
         for (std::size_t index = 0; index < new_samples.size(); ++index) {
-            samples[index * 2] = new_samples[index];
-            samples[index * 2 + 1] = new_samples[index];
+            auto sample = static_cast<float>(new_samples[index]);
+            if (voice_resources[0]->in_use) {
+                sample *= voice_resources[0]->mix_volumes[0];
+            }
+
+            samples[index * 2] = static_cast<s16>(sample * info.volume);
+            samples[index * 2 + 1] = static_cast<s16>(sample * info.volume);
         }
         break;
+    }
     case 2: {
         // 2 channel is played as is
         samples = std::move(new_samples);
+        const std::size_t sample_count = (samples.size() / 2);
+        for (std::size_t index = 0; index < sample_count; ++index) {
+            const std::size_t index_l = index * 2;
+            const std::size_t index_r = index * 2 + 1;
+
+            auto sample_l = static_cast<float>(samples[index_l]);
+            auto sample_r = static_cast<float>(samples[index_r]);
+
+            if (voice_resources[0]->in_use) {
+                sample_l *= voice_resources[0]->mix_volumes[0];
+            }
+
+            if (voice_resources[1]->in_use) {
+                sample_r *= voice_resources[1]->mix_volumes[1];
+            }
+
+            samples[index_l] = static_cast<s16>(sample_l * info.volume);
+            samples[index_r] = static_cast<s16>(sample_r * info.volume);
+        }
+        break;
+    }
+    case 6: {
+        samples.resize((new_samples.size() / 6) * 2);
+        const std::size_t sample_count = samples.size() / 2;
+
+        for (std::size_t index = 0; index < sample_count; ++index) {
+            auto FL = static_cast<float>(new_samples[index * 6]);
+            auto FR = static_cast<float>(new_samples[index * 6 + 1]);
+            auto FC = static_cast<float>(new_samples[index * 6 + 2]);
+            auto BL = static_cast<float>(new_samples[index * 6 + 4]);
+            auto BR = static_cast<float>(new_samples[index * 6 + 5]);
+
+            if (voice_resources[0]->in_use) {
+                FL *= voice_resources[0]->mix_volumes[0];
+            }
+            if (voice_resources[1]->in_use) {
+                FR *= voice_resources[1]->mix_volumes[1];
+            }
+            if (voice_resources[2]->in_use) {
+                FC *= voice_resources[2]->mix_volumes[2];
+            }
+            if (voice_resources[4]->in_use) {
+                BL *= voice_resources[4]->mix_volumes[4];
+            }
+            if (voice_resources[5]->in_use) {
+                BR *= voice_resources[5]->mix_volumes[5];
+            }
+
+            samples[index * 2] =
+                static_cast<s16>((0.3694f * FL + 0.2612f * FC + 0.3694f * BL) * info.volume);
+            samples[index * 2 + 1] =
+                static_cast<s16>((0.3694f * FR + 0.2612f * FC + 0.3694f * BR) * info.volume);
+        }
         break;
     }
     default:
@@ -352,11 +433,17 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) {
         if (!voice.IsPlaying()) {
             continue;
         }
+        VoiceChannelHolder resources{};
+        for (u32 channel = 0; channel < voice.GetInfo().channel_count; channel++) {
+            const auto channel_resource_id = voice.GetInfo().voice_channel_resource_ids[channel];
+            resources[channel] = &voice_resources[channel_resource_id];
+        }
 
         std::size_t offset{};
         s64 samples_remaining{BUFFER_SIZE};
         while (samples_remaining > 0) {
-            const std::vector<s16> samples{voice.DequeueSamples(samples_remaining, memory)};
+            const std::vector<s16> samples{
+                voice.DequeueSamples(samples_remaining, memory, resources)};
 
             if (samples.empty()) {
                 break;
@@ -372,6 +459,7 @@ void AudioRenderer::QueueMixedBuffer(Buffer::Tag tag) {
         }
     }
     audio_out->QueueBuffer(stream, tag, std::move(buffer));
+    elapsed_frame_count++;
 }
 
 void AudioRenderer::ReleaseAndQueueBuffers() {

src/audio_core/audio_renderer.h

@@ -9,6 +9,7 @@
 #include <vector>
 
 #include "audio_core/behavior_info.h"
+#include "audio_core/common.h"
 #include "audio_core/stream.h"
 #include "common/common_funcs.h"
 #include "common/common_types.h"
@@ -116,6 +117,14 @@ struct WaveBuffer {
 };
 static_assert(sizeof(WaveBuffer) == 0x38, "WaveBuffer has wrong size");
 
+struct VoiceResourceInformation {
+    s32_le id{};
+    std::array<float_le, MAX_MIX_BUFFERS> mix_volumes{};
+    bool in_use{};
+    INSERT_PADDING_BYTES(11);
+};
+static_assert(sizeof(VoiceResourceInformation) == 0x70, "VoiceResourceInformation has wrong size");
+
 struct VoiceInfo {
     u32_le id;
     u32_le node_id;
@@ -187,6 +196,12 @@ struct EffectOutStatus {
 };
 static_assert(sizeof(EffectOutStatus) == 0x10, "EffectOutStatus is an invalid size");
 
+struct RendererInfo {
+    u64_le elasped_frame_count{};
+    INSERT_PADDING_WORDS(2);
+};
+static_assert(sizeof(RendererInfo) == 0x10, "RendererInfo is an invalid size");
+
 struct UpdateDataHeader {
     UpdateDataHeader() {}
 
@@ -200,7 +215,7 @@ struct UpdateDataHeader {
         mixes_size = 0x0;
         sinks_size = config.sink_count * 0x20;
         performance_manager_size = 0x10;
-        frame_count = 0;
+        render_info = 0;
         total_size = sizeof(UpdateDataHeader) + behavior_size + memory_pools_size + voices_size +
                      effects_size + sinks_size + performance_manager_size;
     }
@@ -214,8 +229,8 @@ struct UpdateDataHeader {
     u32_le mixes_size{};
     u32_le sinks_size{};
     u32_le performance_manager_size{};
-    INSERT_PADDING_WORDS(1);
-    u32_le frame_count{};
+    u32_le splitter_size{};
+    u32_le render_info{};
     INSERT_PADDING_WORDS(4);
     u32_le total_size{};
 };
@@ -244,10 +259,12 @@ private:
     AudioRendererParameter worker_params;
     std::shared_ptr<Kernel::WritableEvent> buffer_event;
     std::vector<VoiceState> voices;
+    std::vector<VoiceResourceInformation> voice_resources;
     std::vector<EffectState> effects;
     std::unique_ptr<AudioOut> audio_out;
     StreamPtr stream;
     Core::Memory::Memory& memory;
+    std::size_t elapsed_frame_count{};
 };
 
 } // namespace AudioCore

src/audio_core/common.h

@@ -14,6 +14,7 @@ constexpr ResultCode ERR_INVALID_PARAMETERS{ErrorModule::Audio, 41};
 }
 
 constexpr u32_le CURRENT_PROCESS_REVISION = Common::MakeMagic('R', 'E', 'V', '8');
+constexpr std::size_t MAX_MIX_BUFFERS = 24;
 
 static constexpr u32 VersionFromRevision(u32_le rev) {
     // "REV7" -> 7

src/audio_core/cubeb_sink.cpp

@@ -193,7 +193,7 @@ long CubebSinkStream::DataCallback(cubeb_stream* stream, void* user_data, const
     const std::size_t samples_to_write = num_channels * num_frames;
     std::size_t samples_written;
 
-    if (Settings::values.enable_audio_stretching) {
+    if (Settings::values.enable_audio_stretching.GetValue()) {
         const std::vector<s16> in{impl->queue.Pop()};
         const std::size_t num_in{in.size() / num_channels};
         s16* const out{reinterpret_cast<s16*>(buffer)};

src/audio_core/stream.cpp

@@ -38,7 +38,7 @@ Stream::Stream(Core::Timing::CoreTiming& core_timing, u32 sample_rate, Format fo
       sink_stream{sink_stream}, core_timing{core_timing}, name{std::move(name_)} {
 
     release_event = Core::Timing::CreateEvent(
-        name, [this](u64 userdata, s64 cycles_late) { ReleaseActiveBuffer(); });
+        name, [this](u64 userdata, s64 cycles_late) { ReleaseActiveBuffer(cycles_late); });
 }
 
 void Stream::Play() {
@@ -59,15 +59,15 @@ Stream::State Stream::GetState() const {
     return state;
 }
 
-s64 Stream::GetBufferReleaseCycles(const Buffer& buffer) const {
+s64 Stream::GetBufferReleaseNS(const Buffer& buffer) const {
     const std::size_t num_samples{buffer.GetSamples().size() / GetNumChannels()};
-    const auto us =
-        std::chrono::microseconds((static_cast<u64>(num_samples) * 1000000) / sample_rate);
-    return Core::Timing::usToCycles(us);
+    const auto ns =
+        std::chrono::nanoseconds((static_cast<u64>(num_samples) * 1000000000ULL) / sample_rate);
+    return ns.count();
 }
 
 static void VolumeAdjustSamples(std::vector<s16>& samples, float game_volume) {
-    const float volume{std::clamp(Settings::values.volume - (1.0f - game_volume), 0.0f, 1.0f)};
+    const float volume{std::clamp(Settings::Volume() - (1.0f - game_volume), 0.0f, 1.0f)};
 
     if (volume == 1.0f) {
         return;
@@ -80,7 +80,7 @@ static void VolumeAdjustSamples(std::vector<s16>& samples, float game_volume) {
     }
 }
 
-void Stream::PlayNextBuffer() {
+void Stream::PlayNextBuffer(s64 cycles_late) {
     if (!IsPlaying()) {
         // Ensure we are in playing state before playing the next buffer
         sink_stream.Flush();
@@ -105,14 +105,17 @@ void Stream::PlayNextBuffer() {
 
     sink_stream.EnqueueSamples(GetNumChannels(), active_buffer->GetSamples());
 
-    core_timing.ScheduleEvent(GetBufferReleaseCycles(*active_buffer), release_event, {});
+    core_timing.ScheduleEvent(
+        GetBufferReleaseNS(*active_buffer) -
+            (Settings::values.enable_audio_stretching.GetValue() ? 0 : cycles_late),
+        release_event, {});
 }
 
-void Stream::ReleaseActiveBuffer() {
+void Stream::ReleaseActiveBuffer(s64 cycles_late) {
     ASSERT(active_buffer);
     released_buffers.push(std::move(active_buffer));
     release_callback();
-    PlayNextBuffer();
+    PlayNextBuffer(cycles_late);
 }
 
 bool Stream::QueueBuffer(BufferPtr&& buffer) {

src/audio_core/stream.h

@@ -90,13 +90,16 @@ public:
 
 private:
     /// Plays the next queued buffer in the audio stream, starting playback if necessary
-    void PlayNextBuffer();
+    void PlayNextBuffer(s64 cycles_late = 0);
 
     /// Releases the actively playing buffer, signalling that it has been completed
-    void ReleaseActiveBuffer();
+    void ReleaseActiveBuffer(s64 cycles_late = 0);
 
     /// Gets the number of core cycles when the specified buffer will be released
-    s64 GetBufferReleaseCycles(const Buffer& buffer) const;
+    s64 GetBufferReleaseNS(const Buffer& buffer) const;
+
+    /// Gets the number of core cycles when the specified buffer will be released
+    s64 GetBufferReleaseNSHostTiming(const Buffer& buffer) const;
 
     u32 sample_rate;                  ///< Sample rate of the stream
     Format format;                    ///< Format of the stream

src/common/CMakeLists.txt

@@ -32,6 +32,8 @@ add_custom_command(OUTPUT scm_rev.cpp
     DEPENDS
       # WARNING! It was too much work to try and make a common location for this list,
       # so if you need to change it, please update CMakeModules/GenerateSCMRev.cmake as well
+      "${VIDEO_CORE}/renderer_opengl/gl_arb_decompiler.cpp"
+      "${VIDEO_CORE}/renderer_opengl/gl_arb_decompiler.h"
       "${VIDEO_CORE}/renderer_opengl/gl_shader_cache.cpp"
       "${VIDEO_CORE}/renderer_opengl/gl_shader_cache.h"
       "${VIDEO_CORE}/renderer_opengl/gl_shader_decompiler.cpp"
@@ -96,6 +98,8 @@ add_library(common STATIC
     algorithm.h
     alignment.h
     assert.h
+    atomic_ops.cpp
+    atomic_ops.h
     detached_tasks.cpp
     detached_tasks.h
     bit_field.h
@@ -108,6 +112,8 @@ add_library(common STATIC
     common_types.h
     dynamic_library.cpp
     dynamic_library.h
+    fiber.cpp
+    fiber.h
     file_util.cpp
     file_util.h
     hash.h
@@ -123,6 +129,8 @@ add_library(common STATIC
     lz4_compression.cpp
     lz4_compression.h
     math_util.h
+    memory_detect.cpp
+    memory_detect.h
     memory_hook.cpp
     memory_hook.h
     microprofile.cpp
@@ -139,6 +147,8 @@ add_library(common STATIC
     scm_rev.cpp
     scm_rev.h
     scope_exit.h
+    spin_lock.cpp
+    spin_lock.h
     string_util.cpp
     string_util.h
     swap.h
@@ -148,6 +158,8 @@ add_library(common STATIC
     thread.h
     thread_queue_list.h
     threadsafe_queue.h
+    time_zone.cpp
+    time_zone.h
     timer.cpp
     timer.h
     uint128.cpp
@@ -157,6 +169,8 @@ add_library(common STATIC
     vector_math.h
     virtual_buffer.cpp
     virtual_buffer.h
+    wall_clock.cpp
+    wall_clock.h
     web_result.h
     zstd_compression.cpp
     zstd_compression.h
@@ -167,10 +181,15 @@ if(ARCHITECTURE_x86_64)
         PRIVATE
             x64/cpu_detect.cpp
             x64/cpu_detect.h
+            x64/native_clock.cpp
+            x64/native_clock.h
+            x64/xbyak_abi.h
+            x64/xbyak_util.h
     )
 endif()
 
 create_target_directory_groups(common)
+find_package(Boost 1.71 COMPONENTS context headers REQUIRED)
 
-target_link_libraries(common PUBLIC Boost::boost fmt microprofile)
-target_link_libraries(common PRIVATE lz4_static libzstd_static)
+target_link_libraries(common PUBLIC ${Boost_LIBRARIES} fmt::fmt microprofile)
+target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd xbyak)

src/common/atomic_ops.cpp

@@ -0,0 +1,70 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cstring>
+
+#include "common/atomic_ops.h"
+
+#if _MSC_VER
+#include <intrin.h>
+#endif
+
+namespace Common {
+
+#if _MSC_VER
+
+bool AtomicCompareAndSwap(u8 volatile* pointer, u8 value, u8 expected) {
+    u8 result = _InterlockedCompareExchange8((char*)pointer, value, expected);
+    return result == expected;
+}
+
+bool AtomicCompareAndSwap(u16 volatile* pointer, u16 value, u16 expected) {
+    u16 result = _InterlockedCompareExchange16((short*)pointer, value, expected);
+    return result == expected;
+}
+
+bool AtomicCompareAndSwap(u32 volatile* pointer, u32 value, u32 expected) {
+    u32 result = _InterlockedCompareExchange((long*)pointer, value, expected);
+    return result == expected;
+}
+
+bool AtomicCompareAndSwap(u64 volatile* pointer, u64 value, u64 expected) {
+    u64 result = _InterlockedCompareExchange64((__int64*)pointer, value, expected);
+    return result == expected;
+}
+
+bool AtomicCompareAndSwap(u64 volatile* pointer, u128 value, u128 expected) {
+    return _InterlockedCompareExchange128((__int64*)pointer, value[1], value[0],
+                                          (__int64*)expected.data()) != 0;
+}
+
+#else
+
+bool AtomicCompareAndSwap(u8 volatile* pointer, u8 value, u8 expected) {
+    return __sync_bool_compare_and_swap(pointer, expected, value);
+}
+
+bool AtomicCompareAndSwap(u16 volatile* pointer, u16 value, u16 expected) {
+    return __sync_bool_compare_and_swap(pointer, expected, value);
+}
+
+bool AtomicCompareAndSwap(u32 volatile* pointer, u32 value, u32 expected) {
+    return __sync_bool_compare_and_swap(pointer, expected, value);
+}
+
+bool AtomicCompareAndSwap(u64 volatile* pointer, u64 value, u64 expected) {
+    return __sync_bool_compare_and_swap(pointer, expected, value);
+}
+
+bool AtomicCompareAndSwap(u64 volatile* pointer, u128 value, u128 expected) {
+    unsigned __int128 value_a;
+    unsigned __int128 expected_a;
+    std::memcpy(&value_a, value.data(), sizeof(u128));
+    std::memcpy(&expected_a, expected.data(), sizeof(u128));
+    return __sync_bool_compare_and_swap((unsigned __int128*)pointer, expected_a, value_a);
+}
+
+#endif
+
+} // namespace Common

src/common/atomic_ops.h

@@ -0,0 +1,17 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace Common {
+
+bool AtomicCompareAndSwap(u8 volatile* pointer, u8 value, u8 expected);
+bool AtomicCompareAndSwap(u16 volatile* pointer, u16 value, u16 expected);
+bool AtomicCompareAndSwap(u32 volatile* pointer, u32 value, u32 expected);
+bool AtomicCompareAndSwap(u64 volatile* pointer, u64 value, u64 expected);
+bool AtomicCompareAndSwap(u64 volatile* pointer, u128 value, u128 expected);
+
+} // namespace Common

src/common/fiber.cpp

@@ -0,0 +1,222 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/assert.h"
+#include "common/fiber.h"
+#if defined(_WIN32) || defined(WIN32)
+#include <windows.h>
+#else
+#include <boost/context/detail/fcontext.hpp>
+#endif
+
+namespace Common {
+
+constexpr std::size_t default_stack_size = 256 * 1024; // 256kb
+
+#if defined(_WIN32) || defined(WIN32)
+
+struct Fiber::FiberImpl {
+    LPVOID handle = nullptr;
+    LPVOID rewind_handle = nullptr;
+};
+
+void Fiber::Start() {
+    ASSERT(previous_fiber != nullptr);
+    previous_fiber->guard.unlock();
+    previous_fiber.reset();
+    entry_point(start_parameter);
+    UNREACHABLE();
+}
+
+void Fiber::OnRewind() {
+    ASSERT(impl->handle != nullptr);
+    DeleteFiber(impl->handle);
+    impl->handle = impl->rewind_handle;
+    impl->rewind_handle = nullptr;
+    rewind_point(rewind_parameter);
+    UNREACHABLE();
+}
+
+void Fiber::FiberStartFunc(void* fiber_parameter) {
+    auto fiber = static_cast<Fiber*>(fiber_parameter);
+    fiber->Start();
+}
+
+void Fiber::RewindStartFunc(void* fiber_parameter) {
+    auto fiber = static_cast<Fiber*>(fiber_parameter);
+    fiber->OnRewind();
+}
+
+Fiber::Fiber(std::function<void(void*)>&& entry_point_func, void* start_parameter)
+    : entry_point{std::move(entry_point_func)}, start_parameter{start_parameter} {
+    impl = std::make_unique<FiberImpl>();
+    impl->handle = CreateFiber(default_stack_size, &FiberStartFunc, this);
+}
+
+Fiber::Fiber() : impl{std::make_unique<FiberImpl>()} {}
+
+Fiber::~Fiber() {
+    if (released) {
+        return;
+    }
+    // Make sure the Fiber is not being used
+    const bool locked = guard.try_lock();
+    ASSERT_MSG(locked, "Destroying a fiber that's still running");
+    if (locked) {
+        guard.unlock();
+    }
+    DeleteFiber(impl->handle);
+}
+
+void Fiber::Exit() {
+    ASSERT_MSG(is_thread_fiber, "Exitting non main thread fiber");
+    if (!is_thread_fiber) {
+        return;
+    }
+    ConvertFiberToThread();
+    guard.unlock();
+    released = true;
+}
+
+void Fiber::SetRewindPoint(std::function<void(void*)>&& rewind_func, void* start_parameter) {
+    rewind_point = std::move(rewind_func);
+    rewind_parameter = start_parameter;
+}
+
+void Fiber::Rewind() {
+    ASSERT(rewind_point);
+    ASSERT(impl->rewind_handle == nullptr);
+    impl->rewind_handle = CreateFiber(default_stack_size, &RewindStartFunc, this);
+    SwitchToFiber(impl->rewind_handle);
+}
+
+void Fiber::YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to) {
+    ASSERT_MSG(from != nullptr, "Yielding fiber is null!");
+    ASSERT_MSG(to != nullptr, "Next fiber is null!");
+    to->guard.lock();
+    to->previous_fiber = from;
+    SwitchToFiber(to->impl->handle);
+    ASSERT(from->previous_fiber != nullptr);
+    from->previous_fiber->guard.unlock();
+    from->previous_fiber.reset();
+}
+
+std::shared_ptr<Fiber> Fiber::ThreadToFiber() {
+    std::shared_ptr<Fiber> fiber = std::shared_ptr<Fiber>{new Fiber()};
+    fiber->guard.lock();
+    fiber->impl->handle = ConvertThreadToFiber(nullptr);
+    fiber->is_thread_fiber = true;
+    return fiber;
+}
+
+#else
+
+struct Fiber::FiberImpl {
+    alignas(64) std::array<u8, default_stack_size> stack;
+    alignas(64) std::array<u8, default_stack_size> rewind_stack;
+    u8* stack_limit;
+    u8* rewind_stack_limit;
+    boost::context::detail::fcontext_t context;
+    boost::context::detail::fcontext_t rewind_context;
+};
+
+void Fiber::Start(boost::context::detail::transfer_t& transfer) {
+    ASSERT(previous_fiber != nullptr);
+    previous_fiber->impl->context = transfer.fctx;
+    previous_fiber->guard.unlock();
+    previous_fiber.reset();
+    entry_point(start_parameter);
+    UNREACHABLE();
+}
+
+void Fiber::OnRewind([[maybe_unused]] boost::context::detail::transfer_t& transfer) {
+    ASSERT(impl->context != nullptr);
+    impl->context = impl->rewind_context;
+    impl->rewind_context = nullptr;
+    u8* tmp = impl->stack_limit;
+    impl->stack_limit = impl->rewind_stack_limit;
+    impl->rewind_stack_limit = tmp;
+    rewind_point(rewind_parameter);
+    UNREACHABLE();
+}
+
+void Fiber::FiberStartFunc(boost::context::detail::transfer_t transfer) {
+    auto fiber = static_cast<Fiber*>(transfer.data);
+    fiber->Start(transfer);
+}
+
+void Fiber::RewindStartFunc(boost::context::detail::transfer_t transfer) {
+    auto fiber = static_cast<Fiber*>(transfer.data);
+    fiber->OnRewind(transfer);
+}
+
+Fiber::Fiber(std::function<void(void*)>&& entry_point_func, void* start_parameter)
+    : entry_point{std::move(entry_point_func)}, start_parameter{start_parameter} {
+    impl = std::make_unique<FiberImpl>();
+    impl->stack_limit = impl->stack.data();
+    impl->rewind_stack_limit = impl->rewind_stack.data();
+    u8* stack_base = impl->stack_limit + default_stack_size;
+    impl->context =
+        boost::context::detail::make_fcontext(stack_base, impl->stack.size(), FiberStartFunc);
+}
+
+void Fiber::SetRewindPoint(std::function<void(void*)>&& rewind_func, void* start_parameter) {
+    rewind_point = std::move(rewind_func);
+    rewind_parameter = start_parameter;
+}
+
+Fiber::Fiber() : impl{std::make_unique<FiberImpl>()} {}
+
+Fiber::~Fiber() {
+    if (released) {
+        return;
+    }
+    // Make sure the Fiber is not being used
+    const bool locked = guard.try_lock();
+    ASSERT_MSG(locked, "Destroying a fiber that's still running");
+    if (locked) {
+        guard.unlock();
+    }
+}
+
+void Fiber::Exit() {
+
+    ASSERT_MSG(is_thread_fiber, "Exitting non main thread fiber");
+    if (!is_thread_fiber) {
+        return;
+    }
+    guard.unlock();
+    released = true;
+}
+
+void Fiber::Rewind() {
+    ASSERT(rewind_point);
+    ASSERT(impl->rewind_context == nullptr);
+    u8* stack_base = impl->rewind_stack_limit + default_stack_size;
+    impl->rewind_context =
+        boost::context::detail::make_fcontext(stack_base, impl->stack.size(), RewindStartFunc);
+    boost::context::detail::jump_fcontext(impl->rewind_context, this);
+}
+
+void Fiber::YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to) {
+    ASSERT_MSG(from != nullptr, "Yielding fiber is null!");
+    ASSERT_MSG(to != nullptr, "Next fiber is null!");
+    to->guard.lock();
+    to->previous_fiber = from;
+    auto transfer = boost::context::detail::jump_fcontext(to->impl->context, to.get());
+    ASSERT(from->previous_fiber != nullptr);
+    from->previous_fiber->impl->context = transfer.fctx;
+    from->previous_fiber->guard.unlock();
+    from->previous_fiber.reset();
+}
+
+std::shared_ptr<Fiber> Fiber::ThreadToFiber() {
+    std::shared_ptr<Fiber> fiber = std::shared_ptr<Fiber>{new Fiber()};
+    fiber->guard.lock();
+    fiber->is_thread_fiber = true;
+    return fiber;
+}
+
+#endif
+} // namespace Common

src/common/fiber.h

@@ -0,0 +1,92 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <functional>
+#include <memory>
+
+#include "common/common_types.h"
+#include "common/spin_lock.h"
+
+#if !defined(_WIN32) && !defined(WIN32)
+namespace boost::context::detail {
+struct transfer_t;
+}
+#endif
+
+namespace Common {
+
+/**
+ * Fiber class
+ * a fiber is a userspace thread with it's own context. They can be used to
+ * implement coroutines, emulated threading systems and certain asynchronous
+ * patterns.
+ *
+ * This class implements fibers at a low level, thus allowing greater freedom
+ * to implement such patterns. This fiber class is 'threadsafe' only one fiber
+ * can be running at a time and threads will be locked while trying to yield to
+ * a running fiber until it yields. WARNING exchanging two running fibers between
+ * threads will cause a deadlock. In order to prevent a deadlock, each thread should
+ * have an intermediary fiber, you switch to the intermediary fiber of the current
+ * thread and then from it switch to the expected fiber. This way you can exchange
+ * 2 fibers within 2 different threads.
+ */
+class Fiber {
+public:
+    Fiber(std::function<void(void*)>&& entry_point_func, void* start_parameter);
+    ~Fiber();
+
+    Fiber(const Fiber&) = delete;
+    Fiber& operator=(const Fiber&) = delete;
+
+    Fiber(Fiber&&) = default;
+    Fiber& operator=(Fiber&&) = default;
+
+    /// Yields control from Fiber 'from' to Fiber 'to'
+    /// Fiber 'from' must be the currently running fiber.
+    static void YieldTo(std::shared_ptr<Fiber>& from, std::shared_ptr<Fiber>& to);
+    static std::shared_ptr<Fiber> ThreadToFiber();
+
+    void SetRewindPoint(std::function<void(void*)>&& rewind_func, void* start_parameter);
+
+    void Rewind();
+
+    /// Only call from main thread's fiber
+    void Exit();
+
+    /// Changes the start parameter of the fiber. Has no effect if the fiber already started
+    void SetStartParameter(void* new_parameter) {
+        start_parameter = new_parameter;
+    }
+
+private:
+    Fiber();
+
+#if defined(_WIN32) || defined(WIN32)
+    void OnRewind();
+    void Start();
+    static void FiberStartFunc(void* fiber_parameter);
+    static void RewindStartFunc(void* fiber_parameter);
+#else
+    void OnRewind(boost::context::detail::transfer_t& transfer);
+    void Start(boost::context::detail::transfer_t& transfer);
+    static void FiberStartFunc(boost::context::detail::transfer_t transfer);
+    static void RewindStartFunc(boost::context::detail::transfer_t transfer);
+#endif
+
+    struct FiberImpl;
+
+    SpinLock guard{};
+    std::function<void(void*)> entry_point;
+    std::function<void(void*)> rewind_point;
+    void* rewind_parameter{};
+    void* start_parameter{};
+    std::shared_ptr<Fiber> previous_fiber;
+    std::unique_ptr<FiberImpl> impl;
+    bool is_thread_fiber{};
+    bool released{};
+};
+
+} // namespace Common

src/common/memory_detect.cpp

@@ -0,0 +1,73 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#ifdef _WIN32
+// clang-format off
+#include <windows.h>
+#include <sysinfoapi.h>
+// clang-format on
+#else
+#include <sys/types.h>
+#if defined(__APPLE__) || defined(__FreeBSD__)
+#include <sys/sysctl.h>
+#elif defined(__linux__)
+#include <sys/sysinfo.h>
+#else
+#include <unistd.h>
+#endif
+#endif
+
+#include "common/memory_detect.h"
+
+namespace Common {
+
+// Detects the RAM and Swapfile sizes
+static MemoryInfo Detect() {
+    MemoryInfo mem_info{};
+
+#ifdef _WIN32
+    MEMORYSTATUSEX memorystatus;
+    memorystatus.dwLength = sizeof(memorystatus);
+    GlobalMemoryStatusEx(&memorystatus);
+    mem_info.TotalPhysicalMemory = memorystatus.ullTotalPhys;
+    mem_info.TotalSwapMemory = memorystatus.ullTotalPageFile - mem_info.TotalPhysicalMemory;
+#elif defined(__APPLE__)
+    u64 ramsize;
+    struct xsw_usage vmusage;
+    std::size_t sizeof_ramsize = sizeof(ramsize);
+    std::size_t sizeof_vmusage = sizeof(vmusage);
+    // hw and vm are defined in sysctl.h
+    // https://github.com/apple/darwin-xnu/blob/master/bsd/sys/sysctl.h#L471
+    // sysctlbyname(const char *, void *, size_t *, void *, size_t);
+    sysctlbyname("hw.memsize", &ramsize, &sizeof_ramsize, nullptr, 0);
+    sysctlbyname("vm.swapusage", &vmusage, &sizeof_vmusage, nullptr, 0);
+    mem_info.TotalPhysicalMemory = ramsize;
+    mem_info.TotalSwapMemory = vmusage.xsu_total;
+#elif defined(__FreeBSD__)
+    u_long physmem, swap_total;
+    std::size_t sizeof_u_long = sizeof(u_long);
+    // sysctlbyname(const char *, void *, size_t *, const void *, size_t);
+    sysctlbyname("hw.physmem", &physmem, &sizeof_u_long, nullptr, 0);
+    sysctlbyname("vm.swap_total", &swap_total, &sizeof_u_long, nullptr, 0);
+    mem_info.TotalPhysicalMemory = physmem;
+    mem_info.TotalSwapMemory = swap_total;
+#elif defined(__linux__)
+    struct sysinfo meminfo;
+    sysinfo(&meminfo);
+    mem_info.TotalPhysicalMemory = meminfo.totalram;
+    mem_info.TotalSwapMemory = meminfo.totalswap;
+#else
+    mem_info.TotalPhysicalMemory = sysconf(_SC_PHYS_PAGES) * sysconf(_SC_PAGE_SIZE);
+    mem_info.TotalSwapMemory = 0;
+#endif
+
+    return mem_info;
+}
+
+const MemoryInfo& GetMemInfo() {
+    static MemoryInfo mem_info = Detect();
+    return mem_info;
+}
+
+} // namespace Common

src/common/memory_detect.h

@@ -0,0 +1,22 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace Common {
+
+struct MemoryInfo {
+    u64 TotalPhysicalMemory{};
+    u64 TotalSwapMemory{};
+};
+
+/**
+ * Gets the memory info of the host system
+ * @return Reference to a MemoryInfo struct with the physical and swap memory sizes in bytes
+ */
+const MemoryInfo& GetMemInfo();
+
+} // namespace Common

src/common/spin_lock.cpp

@@ -0,0 +1,54 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/spin_lock.h"
+
+#if _MSC_VER
+#include <intrin.h>
+#if _M_AMD64
+#define __x86_64__ 1
+#endif
+#if _M_ARM64
+#define __aarch64__ 1
+#endif
+#else
+#if __x86_64__
+#include <xmmintrin.h>
+#endif
+#endif
+
+namespace {
+
+void ThreadPause() {
+#if __x86_64__
+    _mm_pause();
+#elif __aarch64__ && _MSC_VER
+    __yield();
+#elif __aarch64__
+    asm("yield");
+#endif
+}
+
+} // Anonymous namespace
+
+namespace Common {
+
+void SpinLock::lock() {
+    while (lck.test_and_set(std::memory_order_acquire)) {
+        ThreadPause();
+    }
+}
+
+void SpinLock::unlock() {
+    lck.clear(std::memory_order_release);
+}
+
+bool SpinLock::try_lock() {
+    if (lck.test_and_set(std::memory_order_acquire)) {
+        return false;
+    }
+    return true;
+}
+
+} // namespace Common

src/common/spin_lock.h

@@ -0,0 +1,26 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <atomic>
+
+namespace Common {
+
+/**
+ * SpinLock class
+ * a lock similar to mutex that forces a thread to spin wait instead calling the
+ * supervisor. Should be used on short sequences of code.
+ */
+class SpinLock {
+public:
+    void lock();
+    void unlock();
+    bool try_lock();
+
+private:
+    std::atomic_flag lck = ATOMIC_FLAG_INIT;
+};
+
+} // namespace Common

src/common/telemetry.cpp

@@ -60,6 +60,7 @@ void AppendCPUInfo(FieldCollection& fc) {
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AES", Common::GetCPUCaps().aes);
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX", Common::GetCPUCaps().avx);
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX2", Common::GetCPUCaps().avx2);
+    fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_AVX512", Common::GetCPUCaps().avx512);
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_BMI1", Common::GetCPUCaps().bmi1);
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_BMI2", Common::GetCPUCaps().bmi2);
     fc.AddField(FieldType::UserSystem, "CPU_Extension_x64_FMA", Common::GetCPUCaps().fma);

src/common/thread.cpp

@@ -25,6 +25,52 @@
 
 namespace Common {
 
+#ifdef _WIN32
+
+void SetCurrentThreadPriority(ThreadPriority new_priority) {
+    auto handle = GetCurrentThread();
+    int windows_priority = 0;
+    switch (new_priority) {
+    case ThreadPriority::Low:
+        windows_priority = THREAD_PRIORITY_BELOW_NORMAL;
+        break;
+    case ThreadPriority::Normal:
+        windows_priority = THREAD_PRIORITY_NORMAL;
+        break;
+    case ThreadPriority::High:
+        windows_priority = THREAD_PRIORITY_ABOVE_NORMAL;
+        break;
+    case ThreadPriority::VeryHigh:
+        windows_priority = THREAD_PRIORITY_HIGHEST;
+        break;
+    default:
+        windows_priority = THREAD_PRIORITY_NORMAL;
+        break;
+    }
+    SetThreadPriority(handle, windows_priority);
+}
+
+#else
+
+void SetCurrentThreadPriority(ThreadPriority new_priority) {
+    pthread_t this_thread = pthread_self();
+
+    s32 max_prio = sched_get_priority_max(SCHED_OTHER);
+    s32 min_prio = sched_get_priority_min(SCHED_OTHER);
+    u32 level = static_cast<u32>(new_priority) + 1;
+
+    struct sched_param params;
+    if (max_prio > min_prio) {
+        params.sched_priority = min_prio + ((max_prio - min_prio) * level) / 4;
+    } else {
+        params.sched_priority = min_prio - ((min_prio - max_prio) * level) / 4;
+    }
+
+    pthread_setschedparam(this_thread, SCHED_OTHER, &params);
+}
+
+#endif
+
 #ifdef _MSC_VER
 
 // Sets the debugger-visible name of the current thread.
@@ -70,6 +116,12 @@ void SetCurrentThreadName(const char* name) {
 }
 #endif
 
+#if defined(_WIN32)
+void SetCurrentThreadName(const char* name) {
+    // Do Nothing on MingW
+}
+#endif
+
 #endif
 
 } // namespace Common

src/common/thread.h

@@ -9,6 +9,7 @@
 #include <cstddef>
 #include <mutex>
 #include <thread>
+#include "common/common_types.h"
 
 namespace Common {
 
@@ -28,8 +29,7 @@ public:
         is_set = false;
     }
 
-    template <class Duration>
-    bool WaitFor(const std::chrono::duration<Duration>& time) {
+    bool WaitFor(const std::chrono::nanoseconds& time) {
         std::unique_lock lk{mutex};
         if (!condvar.wait_for(lk, time, [this] { return is_set; }))
             return false;
@@ -86,6 +86,15 @@ private:
     std::size_t generation = 0; // Incremented once each time the barrier is used
 };
 
+enum class ThreadPriority : u32 {
+    Low = 0,
+    Normal = 1,
+    High = 2,
+    VeryHigh = 3,
+};
+
+void SetCurrentThreadPriority(ThreadPriority new_priority);
+
 void SetCurrentThreadName(const char* name);
 
 } // namespace Common

src/common/time_zone.cpp

@@ -0,0 +1,49 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <chrono>
+#include <iomanip>
+#include <sstream>
+
+#include "common/logging/log.h"
+#include "common/time_zone.h"
+
+namespace Common::TimeZone {
+
+std::string GetDefaultTimeZone() {
+    return "GMT";
+}
+
+static std::string GetOsTimeZoneOffset() {
+    const std::time_t t{std::time(nullptr)};
+    const std::tm tm{*std::localtime(&t)};
+
+    std::stringstream ss;
+    ss << std::put_time(&tm, "%z"); // Get the current timezone offset, e.g. "-400", as a string
+
+    return ss.str();
+}
+
+static int ConvertOsTimeZoneOffsetToInt(const std::string& timezone) {
+    try {
+        return std::stoi(timezone);
+    } catch (const std::invalid_argument&) {
+        LOG_CRITICAL(Common, "invalid_argument with {}!", timezone);
+        return 0;
+    } catch (const std::out_of_range&) {
+        LOG_CRITICAL(Common, "out_of_range with {}!", timezone);
+        return 0;
+    }
+}
+
+std::chrono::seconds GetCurrentOffsetSeconds() {
+    const int offset{ConvertOsTimeZoneOffsetToInt(GetOsTimeZoneOffset())};
+
+    int seconds{(offset / 100) * 60 * 60}; // Convert hour component to seconds
+    seconds += (offset % 100) * 60;        // Convert minute component to seconds
+
+    return std::chrono::seconds{seconds};
+}
+
+} // namespace Common::TimeZone

src/common/time_zone.h

@@ -0,0 +1,18 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <chrono>
+#include <string>
+
+namespace Common::TimeZone {
+
+/// Gets the default timezone, i.e. "GMT"
+std::string GetDefaultTimeZone();
+
+/// Gets the offset of the current timezone (from the default), in seconds
+std::chrono::seconds GetCurrentOffsetSeconds();
+
+} // namespace Common::TimeZone

src/common/uint128.cpp

@@ -6,12 +6,38 @@
 #include <intrin.h>
 
 #pragma intrinsic(_umul128)
+#pragma intrinsic(_udiv128)
 #endif
 #include <cstring>
 #include "common/uint128.h"
 
 namespace Common {
 
+#ifdef _MSC_VER
+
+u64 MultiplyAndDivide64(u64 a, u64 b, u64 d) {
+    u128 r{};
+    r[0] = _umul128(a, b, &r[1]);
+    u64 remainder;
+#if _MSC_VER < 1923
+    return udiv128(r[1], r[0], d, &remainder);
+#else
+    return _udiv128(r[1], r[0], d, &remainder);
+#endif
+}
+
+#else
+
+u64 MultiplyAndDivide64(u64 a, u64 b, u64 d) {
+    const u64 diva = a / d;
+    const u64 moda = a % d;
+    const u64 divb = b / d;
+    const u64 modb = b % d;
+    return diva * b + moda * divb + moda * modb / d;
+}
+
+#endif
+
 u128 Multiply64Into128(u64 a, u64 b) {
     u128 result;
 #ifdef _MSC_VER

src/common/uint128.h

@@ -9,6 +9,9 @@
 
 namespace Common {
 
+// This function multiplies 2 u64 values and divides it by a u64 value.
+u64 MultiplyAndDivide64(u64 a, u64 b, u64 d);
+
 // This function multiplies 2 u64 values and produces a u128 value;
 u128 Multiply64Into128(u64 a, u64 b);
 

src/common/uuid.h

@@ -40,6 +40,11 @@ struct UUID {
         uuid = INVALID_UUID;
     }
 
+    // TODO(ogniK): Properly generate a Nintendo ID
+    constexpr u64 GetNintendoID() const {
+        return uuid[0];
+    }
+
     std::string Format() const;
     std::string FormatSwitch() const;
 };

src/common/wall_clock.cpp

@@ -0,0 +1,91 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/uint128.h"
+#include "common/wall_clock.h"
+
+#ifdef ARCHITECTURE_x86_64
+#include "common/x64/cpu_detect.h"
+#include "common/x64/native_clock.h"
+#endif
+
+namespace Common {
+
+using base_timer = std::chrono::steady_clock;
+using base_time_point = std::chrono::time_point<base_timer>;
+
+class StandardWallClock : public WallClock {
+public:
+    StandardWallClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency)
+        : WallClock(emulated_cpu_frequency, emulated_clock_frequency, false) {
+        start_time = base_timer::now();
+    }
+
+    std::chrono::nanoseconds GetTimeNS() override {
+        base_time_point current = base_timer::now();
+        auto elapsed = current - start_time;
+        return std::chrono::duration_cast<std::chrono::nanoseconds>(elapsed);
+    }
+
+    std::chrono::microseconds GetTimeUS() override {
+        base_time_point current = base_timer::now();
+        auto elapsed = current - start_time;
+        return std::chrono::duration_cast<std::chrono::microseconds>(elapsed);
+    }
+
+    std::chrono::milliseconds GetTimeMS() override {
+        base_time_point current = base_timer::now();
+        auto elapsed = current - start_time;
+        return std::chrono::duration_cast<std::chrono::milliseconds>(elapsed);
+    }
+
+    u64 GetClockCycles() override {
+        std::chrono::nanoseconds time_now = GetTimeNS();
+        const u128 temporary =
+            Common::Multiply64Into128(time_now.count(), emulated_clock_frequency);
+        return Common::Divide128On32(temporary, 1000000000).first;
+    }
+
+    u64 GetCPUCycles() override {
+        std::chrono::nanoseconds time_now = GetTimeNS();
+        const u128 temporary = Common::Multiply64Into128(time_now.count(), emulated_cpu_frequency);
+        return Common::Divide128On32(temporary, 1000000000).first;
+    }
+
+    void Pause(bool is_paused) override {
+        // Do nothing in this clock type.
+    }
+
+private:
+    base_time_point start_time;
+};
+
+#ifdef ARCHITECTURE_x86_64
+
+std::unique_ptr<WallClock> CreateBestMatchingClock(u32 emulated_cpu_frequency,
+                                                   u32 emulated_clock_frequency) {
+    const auto& caps = GetCPUCaps();
+    u64 rtsc_frequency = 0;
+    if (caps.invariant_tsc) {
+        rtsc_frequency = EstimateRDTSCFrequency();
+    }
+    if (rtsc_frequency == 0) {
+        return std::make_unique<StandardWallClock>(emulated_cpu_frequency,
+                                                   emulated_clock_frequency);
+    } else {
+        return std::make_unique<X64::NativeClock>(emulated_cpu_frequency, emulated_clock_frequency,
+                                                  rtsc_frequency);
+    }
+}
+
+#else
+
+std::unique_ptr<WallClock> CreateBestMatchingClock(u32 emulated_cpu_frequency,
+                                                   u32 emulated_clock_frequency) {
+    return std::make_unique<StandardWallClock>(emulated_cpu_frequency, emulated_clock_frequency);
+}
+
+#endif
+
+} // namespace Common

src/common/wall_clock.h

@@ -0,0 +1,53 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <chrono>
+#include <memory>
+
+#include "common/common_types.h"
+
+namespace Common {
+
+class WallClock {
+public:
+    /// Returns current wall time in nanoseconds
+    virtual std::chrono::nanoseconds GetTimeNS() = 0;
+
+    /// Returns current wall time in microseconds
+    virtual std::chrono::microseconds GetTimeUS() = 0;
+
+    /// Returns current wall time in milliseconds
+    virtual std::chrono::milliseconds GetTimeMS() = 0;
+
+    /// Returns current wall time in emulated clock cycles
+    virtual u64 GetClockCycles() = 0;
+
+    /// Returns current wall time in emulated cpu cycles
+    virtual u64 GetCPUCycles() = 0;
+
+    virtual void Pause(bool is_paused) = 0;
+
+    /// Tells if the wall clock, uses the host CPU's hardware clock
+    bool IsNative() const {
+        return is_native;
+    }
+
+protected:
+    WallClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency, bool is_native)
+        : emulated_cpu_frequency{emulated_cpu_frequency},
+          emulated_clock_frequency{emulated_clock_frequency}, is_native{is_native} {}
+
+    u64 emulated_cpu_frequency;
+    u64 emulated_clock_frequency;
+
+private:
+    bool is_native;
+};
+
+std::unique_ptr<WallClock> CreateBestMatchingClock(u32 emulated_cpu_frequency,
+                                                   u32 emulated_clock_frequency);
+
+} // namespace Common

src/common/x64/cpu_detect.cpp

@@ -62,6 +62,17 @@ static CPUCaps Detect() {
     std::memcpy(&caps.brand_string[0], &cpu_id[1], sizeof(int));
     std::memcpy(&caps.brand_string[4], &cpu_id[3], sizeof(int));
     std::memcpy(&caps.brand_string[8], &cpu_id[2], sizeof(int));
+    if (cpu_id[1] == 0x756e6547 && cpu_id[2] == 0x6c65746e && cpu_id[3] == 0x49656e69)
+        caps.manufacturer = Manufacturer::Intel;
+    else if (cpu_id[1] == 0x68747541 && cpu_id[2] == 0x444d4163 && cpu_id[3] == 0x69746e65)
+        caps.manufacturer = Manufacturer::AMD;
+    else if (cpu_id[1] == 0x6f677948 && cpu_id[2] == 0x656e6975 && cpu_id[3] == 0x6e65476e)
+        caps.manufacturer = Manufacturer::Hygon;
+    else
+        caps.manufacturer = Manufacturer::Unknown;
+
+    u32 family = {};
+    u32 model = {};
 
     __cpuid(cpu_id, 0x80000000);
 
@@ -73,6 +84,14 @@ static CPUCaps Detect() {
     // Detect family and other miscellaneous features
     if (max_std_fn >= 1) {
         __cpuid(cpu_id, 0x00000001);
+        family = (cpu_id[0] >> 8) & 0xf;
+        model = (cpu_id[0] >> 4) & 0xf;
+        if (family == 0xf) {
+            family += (cpu_id[0] >> 20) & 0xff;
+        }
+        if (family >= 6) {
+            model += ((cpu_id[0] >> 16) & 0xf) << 4;
+        }
 
         if ((cpu_id[3] >> 25) & 1)
             caps.sse = true;
@@ -110,6 +129,11 @@ static CPUCaps Detect() {
                 caps.bmi1 = true;
             if ((cpu_id[1] >> 8) & 1)
                 caps.bmi2 = true;
+            // Checks for AVX512F, AVX512CD, AVX512VL, AVX512DQ, AVX512BW (Intel Skylake-X/SP)
+            if ((cpu_id[1] >> 16) & 1 && (cpu_id[1] >> 28) & 1 && (cpu_id[1] >> 31) & 1 &&
+                (cpu_id[1] >> 17) & 1 && (cpu_id[1] >> 30) & 1) {
+                caps.avx512 = caps.avx2;
+            }
         }
     }
 
@@ -130,6 +154,20 @@ static CPUCaps Detect() {
             caps.fma4 = true;
     }
 
+    if (max_ex_fn >= 0x80000007) {
+        __cpuid(cpu_id, 0x80000007);
+        if (cpu_id[3] & (1 << 8)) {
+            caps.invariant_tsc = true;
+        }
+    }
+
+    if (max_std_fn >= 0x16) {
+        __cpuid(cpu_id, 0x16);
+        caps.base_frequency = cpu_id[0];
+        caps.max_frequency = cpu_id[1];
+        caps.bus_frequency = cpu_id[2];
+    }
+
     return caps;
 }
 

src/common/x64/cpu_detect.h

@@ -6,8 +6,16 @@
 
 namespace Common {
 
+enum class Manufacturer : u32 {
+    Intel = 0,
+    AMD = 1,
+    Hygon = 2,
+    Unknown = 3,
+};
+
 /// x86/x64 CPU capabilities that may be detected by this module
 struct CPUCaps {
+    Manufacturer manufacturer;
     char cpu_string[0x21];
     char brand_string[0x41];
     bool sse;
@@ -19,11 +27,16 @@ struct CPUCaps {
     bool lzcnt;
     bool avx;
     bool avx2;
+    bool avx512;
     bool bmi1;
     bool bmi2;
     bool fma;
     bool fma4;
     bool aes;
+    bool invariant_tsc;
+    u32 base_frequency;
+    u32 max_frequency;
+    u32 bus_frequency;
 };
 
 /**

src/common/x64/native_clock.cpp

@@ -0,0 +1,103 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <chrono>
+#include <mutex>
+#include <thread>
+
+#ifdef _MSC_VER
+#include <intrin.h>
+#else
+#include <x86intrin.h>
+#endif
+
+#include "common/uint128.h"
+#include "common/x64/native_clock.h"
+
+namespace Common {
+
+u64 EstimateRDTSCFrequency() {
+    const auto milli_10 = std::chrono::milliseconds{10};
+    // get current time
+    _mm_mfence();
+    const u64 tscStart = __rdtsc();
+    const auto startTime = std::chrono::high_resolution_clock::now();
+    // wait roughly 3 seconds
+    while (true) {
+        auto milli = std::chrono::duration_cast<std::chrono::milliseconds>(
+            std::chrono::high_resolution_clock::now() - startTime);
+        if (milli.count() >= 3000)
+            break;
+        std::this_thread::sleep_for(milli_10);
+    }
+    const auto endTime = std::chrono::high_resolution_clock::now();
+    _mm_mfence();
+    const u64 tscEnd = __rdtsc();
+    // calculate difference
+    const u64 timer_diff =
+        std::chrono::duration_cast<std::chrono::nanoseconds>(endTime - startTime).count();
+    const u64 tsc_diff = tscEnd - tscStart;
+    const u64 tsc_freq = MultiplyAndDivide64(tsc_diff, 1000000000ULL, timer_diff);
+    return tsc_freq;
+}
+
+namespace X64 {
+NativeClock::NativeClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency,
+                         u64 rtsc_frequency)
+    : WallClock(emulated_cpu_frequency, emulated_clock_frequency, true), rtsc_frequency{
+                                                                             rtsc_frequency} {
+    _mm_mfence();
+    last_measure = __rdtsc();
+    accumulated_ticks = 0U;
+}
+
+u64 NativeClock::GetRTSC() {
+    std::scoped_lock scope{rtsc_serialize};
+    _mm_mfence();
+    const u64 current_measure = __rdtsc();
+    u64 diff = current_measure - last_measure;
+    diff = diff & ~static_cast<u64>(static_cast<s64>(diff) >> 63); // max(diff, 0)
+    if (current_measure > last_measure) {
+        last_measure = current_measure;
+    }
+    accumulated_ticks += diff;
+    /// The clock cannot be more precise than the guest timer, remove the lower bits
+    return accumulated_ticks & inaccuracy_mask;
+}
+
+void NativeClock::Pause(bool is_paused) {
+    if (!is_paused) {
+        _mm_mfence();
+        last_measure = __rdtsc();
+    }
+}
+
+std::chrono::nanoseconds NativeClock::GetTimeNS() {
+    const u64 rtsc_value = GetRTSC();
+    return std::chrono::nanoseconds{MultiplyAndDivide64(rtsc_value, 1000000000, rtsc_frequency)};
+}
+
+std::chrono::microseconds NativeClock::GetTimeUS() {
+    const u64 rtsc_value = GetRTSC();
+    return std::chrono::microseconds{MultiplyAndDivide64(rtsc_value, 1000000, rtsc_frequency)};
+}
+
+std::chrono::milliseconds NativeClock::GetTimeMS() {
+    const u64 rtsc_value = GetRTSC();
+    return std::chrono::milliseconds{MultiplyAndDivide64(rtsc_value, 1000, rtsc_frequency)};
+}
+
+u64 NativeClock::GetClockCycles() {
+    const u64 rtsc_value = GetRTSC();
+    return MultiplyAndDivide64(rtsc_value, emulated_clock_frequency, rtsc_frequency);
+}
+
+u64 NativeClock::GetCPUCycles() {
+    const u64 rtsc_value = GetRTSC();
+    return MultiplyAndDivide64(rtsc_value, emulated_cpu_frequency, rtsc_frequency);
+}
+
+} // namespace X64
+
+} // namespace Common

src/common/x64/native_clock.h

@@ -0,0 +1,48 @@
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <optional>
+
+#include "common/spin_lock.h"
+#include "common/wall_clock.h"
+
+namespace Common {
+
+namespace X64 {
+class NativeClock : public WallClock {
+public:
+    NativeClock(u64 emulated_cpu_frequency, u64 emulated_clock_frequency, u64 rtsc_frequency);
+
+    std::chrono::nanoseconds GetTimeNS() override;
+
+    std::chrono::microseconds GetTimeUS() override;
+
+    std::chrono::milliseconds GetTimeMS() override;
+
+    u64 GetClockCycles() override;
+
+    u64 GetCPUCycles() override;
+
+    void Pause(bool is_paused) override;
+
+private:
+    u64 GetRTSC();
+
+    /// value used to reduce the native clocks accuracy as some apss rely on
+    /// undefined behavior where the level of accuracy in the clock shouldn't
+    /// be higher.
+    static constexpr u64 inaccuracy_mask = ~(0x400 - 1);
+
+    SpinLock rtsc_serialize{};
+    u64 last_measure{};
+    u64 accumulated_ticks{};
+    u64 rtsc_frequency;
+};
+} // namespace X64
+
+u64 EstimateRDTSCFrequency();
+
+} // namespace Common

src/common/x64/xbyak_abi.h

@@ -0,0 +1,229 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <bitset>
+#include <initializer_list>
+#include <xbyak.h>
+#include "common/assert.h"
+
+namespace Common::X64 {
+
+inline std::size_t RegToIndex(const Xbyak::Reg& reg) {
+    using Kind = Xbyak::Reg::Kind;
+    ASSERT_MSG((reg.getKind() & (Kind::REG | Kind::XMM)) != 0,
+               "RegSet only support GPRs and XMM registers.");
+    ASSERT_MSG(reg.getIdx() < 16, "RegSet only supports XXM0-15.");
+    return reg.getIdx() + (reg.getKind() == Kind::REG ? 0 : 16);
+}
+
+inline Xbyak::Reg64 IndexToReg64(std::size_t reg_index) {
+    ASSERT(reg_index < 16);
+    return Xbyak::Reg64(static_cast<int>(reg_index));
+}
+
+inline Xbyak::Xmm IndexToXmm(std::size_t reg_index) {
+    ASSERT(reg_index >= 16 && reg_index < 32);
+    return Xbyak::Xmm(static_cast<int>(reg_index - 16));
+}
+
+inline Xbyak::Reg IndexToReg(std::size_t reg_index) {
+    if (reg_index < 16) {
+        return IndexToReg64(reg_index);
+    } else {
+        return IndexToXmm(reg_index);
+    }
+}
+
+inline std::bitset<32> BuildRegSet(std::initializer_list<Xbyak::Reg> regs) {
+    std::bitset<32> bits;
+    for (const Xbyak::Reg& reg : regs) {
+        bits[RegToIndex(reg)] = true;
+    }
+    return bits;
+}
+
+const std::bitset<32> ABI_ALL_GPRS(0x0000FFFF);
+const std::bitset<32> ABI_ALL_XMMS(0xFFFF0000);
+
+#ifdef _WIN32
+
+// Microsoft x64 ABI
+const Xbyak::Reg ABI_RETURN = Xbyak::util::rax;
+const Xbyak::Reg ABI_PARAM1 = Xbyak::util::rcx;
+const Xbyak::Reg ABI_PARAM2 = Xbyak::util::rdx;
+const Xbyak::Reg ABI_PARAM3 = Xbyak::util::r8;
+const Xbyak::Reg ABI_PARAM4 = Xbyak::util::r9;
+
+const std::bitset<32> ABI_ALL_CALLER_SAVED = BuildRegSet({
+    // GPRs
+    Xbyak::util::rcx,
+    Xbyak::util::rdx,
+    Xbyak::util::r8,
+    Xbyak::util::r9,
+    Xbyak::util::r10,
+    Xbyak::util::r11,
+    // XMMs
+    Xbyak::util::xmm0,
+    Xbyak::util::xmm1,
+    Xbyak::util::xmm2,
+    Xbyak::util::xmm3,
+    Xbyak::util::xmm4,
+    Xbyak::util::xmm5,
+});
+
+const std::bitset<32> ABI_ALL_CALLEE_SAVED = BuildRegSet({
+    // GPRs
+    Xbyak::util::rbx,
+    Xbyak::util::rsi,
+    Xbyak::util::rdi,
+    Xbyak::util::rbp,
+    Xbyak::util::r12,
+    Xbyak::util::r13,
+    Xbyak::util::r14,
+    Xbyak::util::r15,
+    // XMMs
+    Xbyak::util::xmm6,
+    Xbyak::util::xmm7,
+    Xbyak::util::xmm8,
+    Xbyak::util::xmm9,
+    Xbyak::util::xmm10,
+    Xbyak::util::xmm11,
+    Xbyak::util::xmm12,
+    Xbyak::util::xmm13,
+    Xbyak::util::xmm14,
+    Xbyak::util::xmm15,
+});
+
+constexpr size_t ABI_SHADOW_SPACE = 0x20;
+
+#else
+
+// System V x86-64 ABI
+const Xbyak::Reg ABI_RETURN = Xbyak::util::rax;
+const Xbyak::Reg ABI_PARAM1 = Xbyak::util::rdi;
+const Xbyak::Reg ABI_PARAM2 = Xbyak::util::rsi;
+const Xbyak::Reg ABI_PARAM3 = Xbyak::util::rdx;
+const Xbyak::Reg ABI_PARAM4 = Xbyak::util::rcx;
+
+const std::bitset<32> ABI_ALL_CALLER_SAVED = BuildRegSet({
+    // GPRs
+    Xbyak::util::rcx,
+    Xbyak::util::rdx,
+    Xbyak::util::rdi,
+    Xbyak::util::rsi,
+    Xbyak::util::r8,
+    Xbyak::util::r9,
+    Xbyak::util::r10,
+    Xbyak::util::r11,
+    // XMMs
+    Xbyak::util::xmm0,
+    Xbyak::util::xmm1,
+    Xbyak::util::xmm2,
+    Xbyak::util::xmm3,
+    Xbyak::util::xmm4,
+    Xbyak::util::xmm5,
+    Xbyak::util::xmm6,
+    Xbyak::util::xmm7,
+    Xbyak::util::xmm8,
+    Xbyak::util::xmm9,
+    Xbyak::util::xmm10,
+    Xbyak::util::xmm11,
+    Xbyak::util::xmm12,
+    Xbyak::util::xmm13,
+    Xbyak::util::xmm14,
+    Xbyak::util::xmm15,
+});
+
+const std::bitset<32> ABI_ALL_CALLEE_SAVED = BuildRegSet({
+    // GPRs
+    Xbyak::util::rbx,
+    Xbyak::util::rbp,
+    Xbyak::util::r12,
+    Xbyak::util::r13,
+    Xbyak::util::r14,
+    Xbyak::util::r15,
+});
+
+constexpr size_t ABI_SHADOW_SPACE = 0;
+
+#endif
+
+struct ABIFrameInfo {
+    s32 subtraction;
+    s32 xmm_offset;
+};
+
+inline ABIFrameInfo ABI_CalculateFrameSize(std::bitset<32> regs, size_t rsp_alignment,
+                                           size_t needed_frame_size) {
+    const auto count = (regs & ABI_ALL_GPRS).count();
+    rsp_alignment -= count * 8;
+    size_t subtraction = 0;
+    const auto xmm_count = (regs & ABI_ALL_XMMS).count();
+    if (xmm_count) {
+        // If we have any XMMs to save, we must align the stack here.
+        subtraction = rsp_alignment & 0xF;
+    }
+    subtraction += 0x10 * xmm_count;
+    size_t xmm_base_subtraction = subtraction;
+    subtraction += needed_frame_size;
+    subtraction += ABI_SHADOW_SPACE;
+    // Final alignment.
+    rsp_alignment -= subtraction;
+    subtraction += rsp_alignment & 0xF;
+
+    return ABIFrameInfo{static_cast<s32>(subtraction),
+                        static_cast<s32>(subtraction - xmm_base_subtraction)};
+}
+
+inline size_t ABI_PushRegistersAndAdjustStack(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+                                              size_t rsp_alignment, size_t needed_frame_size = 0) {
+    auto frame_info = ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size);
+
+    for (std::size_t i = 0; i < regs.size(); ++i) {
+        if (regs[i] && ABI_ALL_GPRS[i]) {
+            code.push(IndexToReg64(i));
+        }
+    }
+
+    if (frame_info.subtraction != 0) {
+        code.sub(code.rsp, frame_info.subtraction);
+    }
+
+    for (std::size_t i = 0; i < regs.size(); ++i) {
+        if (regs[i] && ABI_ALL_XMMS[i]) {
+            code.movaps(code.xword[code.rsp + frame_info.xmm_offset], IndexToXmm(i));
+            frame_info.xmm_offset += 0x10;
+        }
+    }
+
+    return ABI_SHADOW_SPACE;
+}
+
+inline void ABI_PopRegistersAndAdjustStack(Xbyak::CodeGenerator& code, std::bitset<32> regs,
+                                           size_t rsp_alignment, size_t needed_frame_size = 0) {
+    auto frame_info = ABI_CalculateFrameSize(regs, rsp_alignment, needed_frame_size);
+
+    for (std::size_t i = 0; i < regs.size(); ++i) {
+        if (regs[i] && ABI_ALL_XMMS[i]) {
+            code.movaps(IndexToXmm(i), code.xword[code.rsp + frame_info.xmm_offset]);
+            frame_info.xmm_offset += 0x10;
+        }
+    }
+
+    if (frame_info.subtraction != 0) {
+        code.add(code.rsp, frame_info.subtraction);
+    }
+
+    // GPRs need to be popped in reverse order
+    for (std::size_t j = 0; j < regs.size(); ++j) {
+        const std::size_t i = regs.size() - j - 1;
+        if (regs[i] && ABI_ALL_GPRS[i]) {
+            code.pop(IndexToReg64(i));
+        }
+    }
+}
+
+} // namespace Common::X64

src/common/x64/xbyak_util.h

@@ -0,0 +1,47 @@
+// Copyright 2016 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <type_traits>
+#include <xbyak.h>
+#include "common/x64/xbyak_abi.h"
+
+namespace Common::X64 {
+
+// Constants for use with cmpps/cmpss
+enum {
+    CMP_EQ = 0,
+    CMP_LT = 1,
+    CMP_LE = 2,
+    CMP_UNORD = 3,
+    CMP_NEQ = 4,
+    CMP_NLT = 5,
+    CMP_NLE = 6,
+    CMP_ORD = 7,
+};
+
+constexpr bool IsWithin2G(uintptr_t ref, uintptr_t target) {
+    const u64 distance = target - (ref + 5);
+    return !(distance >= 0x8000'0000ULL && distance <= ~0x8000'0000ULL);
+}
+
+inline bool IsWithin2G(const Xbyak::CodeGenerator& code, uintptr_t target) {
+    return IsWithin2G(reinterpret_cast<uintptr_t>(code.getCurr()), target);
+}
+
+template <typename T>
+inline void CallFarFunction(Xbyak::CodeGenerator& code, const T f) {
+    static_assert(std::is_pointer_v<T>, "Argument must be a (function) pointer.");
+    size_t addr = reinterpret_cast<size_t>(f);
+    if (IsWithin2G(code, addr)) {
+        code.call(f);
+    } else {
+        // ABI_RETURN is a safe temp register to use before a call
+        code.mov(ABI_RETURN, addr);
+        code.call(ABI_RETURN);
+    }
+}
+
+} // namespace Common::X64

src/core/CMakeLists.txt

@@ -7,6 +7,16 @@ endif()
 add_library(core STATIC
     arm/arm_interface.h
     arm/arm_interface.cpp
+    arm/cpu_interrupt_handler.cpp
+    arm/cpu_interrupt_handler.h
+    arm/dynarmic/arm_dynarmic_32.cpp
+    arm/dynarmic/arm_dynarmic_32.h
+    arm/dynarmic/arm_dynarmic_64.cpp
+    arm/dynarmic/arm_dynarmic_64.h
+    arm/dynarmic/arm_dynarmic_cp15.cpp
+    arm/dynarmic/arm_dynarmic_cp15.h
+    arm/dynarmic/arm_exclusive_monitor.cpp
+    arm/dynarmic/arm_exclusive_monitor.h
     arm/exclusive_monitor.cpp
     arm/exclusive_monitor.h
     arm/unicorn/arm_unicorn.cpp
@@ -15,8 +25,6 @@ add_library(core STATIC
     constants.h
     core.cpp
     core.h
-    core_manager.cpp
-    core_manager.h
     core_timing.cpp
     core_timing.h
     core_timing_util.cpp
@@ -606,11 +614,11 @@ endif()
 create_target_directory_groups(core)
 
 target_link_libraries(core PUBLIC common PRIVATE audio_core video_core)
-target_link_libraries(core PUBLIC Boost::boost PRIVATE fmt json-headers mbedtls opus unicorn)
+target_link_libraries(core PUBLIC Boost::boost PRIVATE fmt::fmt nlohmann_json::nlohmann_json mbedtls opus unicorn zip)
 
 if (YUZU_ENABLE_BOXCAT)
     target_compile_definitions(core PRIVATE -DYUZU_ENABLE_BOXCAT)
-    target_link_libraries(core PRIVATE httplib json-headers zip)
+    target_link_libraries(core PRIVATE httplib nlohmann_json::nlohmann_json)
 endif()
 
 if (ENABLE_WEB_SERVICE)

src/core/arm/arm_interface.cpp

@@ -139,6 +139,63 @@ std::optional<std::string> GetSymbolName(const Symbols& symbols, VAddr func_addr
 
 constexpr u64 SEGMENT_BASE = 0x7100000000ull;
 
+std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktraceFromContext(
+    System& system, const ThreadContext64& ctx) {
+    std::vector<BacktraceEntry> out;
+    auto& memory = system.Memory();
+
+    auto fp = ctx.cpu_registers[29];
+    auto lr = ctx.cpu_registers[30];
+    while (true) {
+        out.push_back({"", 0, lr, 0});
+        if (!fp) {
+            break;
+        }
+        lr = memory.Read64(fp + 8) - 4;
+        fp = memory.Read64(fp);
+    }
+
+    std::map<VAddr, std::string> modules;
+    auto& loader{system.GetAppLoader()};
+    if (loader.ReadNSOModules(modules) != Loader::ResultStatus::Success) {
+        return {};
+    }
+
+    std::map<std::string, Symbols> symbols;
+    for (const auto& module : modules) {
+        symbols.insert_or_assign(module.second, GetSymbols(module.first, memory));
+    }
+
+    for (auto& entry : out) {
+        VAddr base = 0;
+        for (auto iter = modules.rbegin(); iter != modules.rend(); ++iter) {
+            const auto& module{*iter};
+            if (entry.original_address >= module.first) {
+                entry.module = module.second;
+                base = module.first;
+                break;
+            }
+        }
+
+        entry.offset = entry.original_address - base;
+        entry.address = SEGMENT_BASE + entry.offset;
+
+        if (entry.module.empty())
+            entry.module = "unknown";
+
+        const auto symbol_set = symbols.find(entry.module);
+        if (symbol_set != symbols.end()) {
+            const auto symbol = GetSymbolName(symbol_set->second, entry.offset);
+            if (symbol.has_value()) {
+                // TODO(DarkLordZach): Add demangling of symbol names.
+                entry.name = *symbol;
+            }
+        }
+    }
+
+    return out;
+}
+
 std::vector<ARM_Interface::BacktraceEntry> ARM_Interface::GetBacktrace() const {
     std::vector<BacktraceEntry> out;
     auto& memory = system.Memory();

src/core/arm/arm_interface.h

@@ -7,6 +7,7 @@
 #include <array>
 #include <vector>
 #include "common/common_types.h"
+#include "core/hardware_properties.h"
 
 namespace Common {
 struct PageTable;
@@ -18,25 +19,29 @@ enum class VMAPermission : u8;
 
 namespace Core {
 class System;
+class CPUInterruptHandler;
+
+using CPUInterrupts = std::array<CPUInterruptHandler, Core::Hardware::NUM_CPU_CORES>;
 
 /// Generic ARMv8 CPU interface
 class ARM_Interface : NonCopyable {
 public:
-    explicit ARM_Interface(System& system_) : system{system_} {}
+    explicit ARM_Interface(System& system_, CPUInterrupts& interrupt_handlers, bool uses_wall_clock)
+        : system{system_}, interrupt_handlers{interrupt_handlers}, uses_wall_clock{
+                                                                       uses_wall_clock} {}
     virtual ~ARM_Interface() = default;
 
     struct ThreadContext32 {
         std::array<u32, 16> cpu_registers{};
+        std::array<u32, 64> extension_registers{};
         u32 cpsr{};
-        std::array<u8, 4> padding{};
-        std::array<u64, 32> fprs{};
         u32 fpscr{};
         u32 fpexc{};
         u32 tpidr{};
     };
     // Internally within the kernel, it expects the AArch32 version of the
     // thread context to be 344 bytes in size.
-    static_assert(sizeof(ThreadContext32) == 0x158);
+    static_assert(sizeof(ThreadContext32) == 0x150);
 
     struct ThreadContext64 {
         std::array<u64, 31> cpu_registers{};
@@ -143,6 +148,8 @@ public:
      */
     virtual void SetTPIDR_EL0(u64 value) = 0;
 
+    virtual void ChangeProcessorID(std::size_t new_core_id) = 0;
+
     virtual void SaveContext(ThreadContext32& ctx) = 0;
     virtual void SaveContext(ThreadContext64& ctx) = 0;
     virtual void LoadContext(const ThreadContext32& ctx) = 0;
@@ -162,6 +169,9 @@ public:
         std::string name;
     };
 
+    static std::vector<BacktraceEntry> GetBacktraceFromContext(System& system,
+                                                               const ThreadContext64& ctx);
+
     std::vector<BacktraceEntry> GetBacktrace() const;
 
     /// fp (= r29) points to the last frame record.
@@ -175,6 +185,8 @@ public:
 protected:
     /// System context that this ARM interface is running under.
     System& system;
+    CPUInterrupts& interrupt_handlers;
+    bool uses_wall_clock;
 };
 
 } // namespace Core

src/core/arm/cpu_interrupt_handler.cpp

@@ -0,0 +1,27 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/thread.h"
+#include "core/arm/cpu_interrupt_handler.h"
+
+namespace Core {
+
+CPUInterruptHandler::CPUInterruptHandler() : is_interrupted{} {
+    interrupt_event = std::make_unique<Common::Event>();
+}
+
+CPUInterruptHandler::~CPUInterruptHandler() = default;
+
+void CPUInterruptHandler::SetInterrupt(bool is_interrupted_) {
+    if (is_interrupted_) {
+        interrupt_event->Set();
+    }
+    this->is_interrupted = is_interrupted_;
+}
+
+void CPUInterruptHandler::AwaitInterrupt() {
+    interrupt_event->Wait();
+}
+
+} // namespace Core

src/core/arm/cpu_interrupt_handler.h

@@ -0,0 +1,39 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+
+namespace Common {
+class Event;
+}
+
+namespace Core {
+
+class CPUInterruptHandler {
+public:
+    CPUInterruptHandler();
+    ~CPUInterruptHandler();
+
+    CPUInterruptHandler(const CPUInterruptHandler&) = delete;
+    CPUInterruptHandler& operator=(const CPUInterruptHandler&) = delete;
+
+    CPUInterruptHandler(CPUInterruptHandler&&) = default;
+    CPUInterruptHandler& operator=(CPUInterruptHandler&&) = default;
+
+    bool IsInterrupted() const {
+        return is_interrupted;
+    }
+
+    void SetInterrupt(bool is_interrupted);
+
+    void AwaitInterrupt();
+
+private:
+    bool is_interrupted{};
+    std::unique_ptr<Common::Event> interrupt_event;
+};
+
+} // namespace Core

src/core/arm/dynarmic/arm_dynarmic_32.cpp

@@ -7,15 +7,17 @@
 #include <dynarmic/A32/a32.h>
 #include <dynarmic/A32/config.h>
 #include <dynarmic/A32/context.h>
-#include "common/microprofile.h"
+#include "common/logging/log.h"
+#include "common/page_table.h"
+#include "core/arm/cpu_interrupt_handler.h"
 #include "core/arm/dynarmic/arm_dynarmic_32.h"
-#include "core/arm/dynarmic/arm_dynarmic_64.h"
 #include "core/arm/dynarmic/arm_dynarmic_cp15.h"
+#include "core/arm/dynarmic/arm_exclusive_monitor.h"
 #include "core/core.h"
-#include "core/core_manager.h"
 #include "core/core_timing.h"
 #include "core/hle/kernel/svc.h"
 #include "core/memory.h"
+#include "core/settings.h"
 
 namespace Core {
 
@@ -49,8 +51,22 @@ public:
         parent.system.Memory().Write64(vaddr, value);
     }
 
+    bool MemoryWriteExclusive8(u32 vaddr, u8 value, u8 expected) override {
+        return parent.system.Memory().WriteExclusive8(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive16(u32 vaddr, u16 value, u16 expected) override {
+        return parent.system.Memory().WriteExclusive16(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive32(u32 vaddr, u32 value, u32 expected) override {
+        return parent.system.Memory().WriteExclusive32(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive64(u32 vaddr, u64 value, u64 expected) override {
+        return parent.system.Memory().WriteExclusive64(vaddr, value, expected);
+    }
+
     void InterpreterFallback(u32 pc, std::size_t num_instructions) override {
-        UNIMPLEMENTED();
+        UNIMPLEMENTED_MSG("This should never happen, pc = {:08X}, code = {:08X}", pc,
+                          MemoryReadCode(pc));
     }
 
     void ExceptionRaised(u32 pc, Dynarmic::A32::Exception exception) override {
@@ -61,7 +77,7 @@ public:
         case Dynarmic::A32::Exception::Breakpoint:
             break;
         }
-        LOG_CRITICAL(HW_GPU, "ExceptionRaised(exception = {}, pc = {:08X}, code = {:08X})",
+        LOG_CRITICAL(Core_ARM, "ExceptionRaised(exception = {}, pc = {:08X}, code = {:08X})",
                      static_cast<std::size_t>(exception), pc, MemoryReadCode(pc));
         UNIMPLEMENTED();
     }
@@ -71,26 +87,36 @@ public:
     }
 
     void AddTicks(u64 ticks) override {
+        if (parent.uses_wall_clock) {
+            return;
+        }
         // Divide the number of ticks by the amount of CPU cores. TODO(Subv): This yields only a
         // rough approximation of the amount of executed ticks in the system, it may be thrown off
         // if not all cores are doing a similar amount of work. Instead of doing this, we should
         // device a way so that timing is consistent across all cores without increasing the ticks 4
         // times.
-        u64 amortized_ticks = (ticks - num_interpreted_instructions) / Core::NUM_CPU_CORES;
+        u64 amortized_ticks =
+            (ticks - num_interpreted_instructions) / Core::Hardware::NUM_CPU_CORES;
         // Always execute at least one tick.
         amortized_ticks = std::max<u64>(amortized_ticks, 1);
 
         parent.system.CoreTiming().AddTicks(amortized_ticks);
         num_interpreted_instructions = 0;
     }
+
     u64 GetTicksRemaining() override {
-        return std::max(parent.system.CoreTiming().GetDowncount(), {});
+        if (parent.uses_wall_clock) {
+            if (!parent.interrupt_handlers[parent.core_index].IsInterrupted()) {
+                return minimum_run_cycles;
+            }
+            return 0U;
+        }
+        return std::max<s64>(parent.system.CoreTiming().GetDowncount(), 0);
     }
 
     ARM_Dynarmic_32& parent;
     std::size_t num_interpreted_instructions{};
-    u64 tpidrro_el0{};
-    u64 tpidr_el0{};
+    static constexpr u64 minimum_run_cycles = 1000U;
 };
 
 std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable& page_table,
@@ -99,26 +125,46 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable&
     config.callbacks = cb.get();
     // TODO(bunnei): Implement page table for 32-bit
     // config.page_table = &page_table.pointers;
-    config.coprocessors[15] = std::make_shared<DynarmicCP15>((u32*)&CP15_regs[0]);
+    config.coprocessors[15] = cp15;
     config.define_unpredictable_behaviour = true;
+    static constexpr std::size_t PAGE_BITS = 12;
+    static constexpr std::size_t NUM_PAGE_TABLE_ENTRIES = 1 << (32 - PAGE_BITS);
+    config.page_table = reinterpret_cast<std::array<std::uint8_t*, NUM_PAGE_TABLE_ENTRIES>*>(
+        page_table.pointers.data());
+    config.absolute_offset_page_table = true;
+    config.detect_misaligned_access_via_page_table = 16 | 32 | 64 | 128;
+    config.only_detect_misalignment_via_page_table_on_page_boundary = true;
+
+    // Multi-process state
+    config.processor_id = core_index;
+    config.global_monitor = &exclusive_monitor.monitor;
+
+    // Timing
+    config.wall_clock_cntpct = uses_wall_clock;
+
+    // Optimizations
+    if (Settings::values.disable_cpu_opt) {
+        config.enable_optimizations = false;
+        config.enable_fast_dispatch = false;
+    }
+
     return std::make_unique<Dynarmic::A32::Jit>(config);
 }
 
-MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_32, "ARM JIT", "Dynarmic", MP_RGB(255, 64, 64));
-
 void ARM_Dynarmic_32::Run() {
-    MICROPROFILE_SCOPE(ARM_Jit_Dynarmic_32);
     jit->Run();
 }
 
 void ARM_Dynarmic_32::Step() {
-    cb->InterpreterFallback(jit->Regs()[15], 1);
+    jit->Step();
 }
 
-ARM_Dynarmic_32::ARM_Dynarmic_32(System& system, ExclusiveMonitor& exclusive_monitor,
+ARM_Dynarmic_32::ARM_Dynarmic_32(System& system, CPUInterrupts& interrupt_handlers,
+                                 bool uses_wall_clock, ExclusiveMonitor& exclusive_monitor,
                                  std::size_t core_index)
-    : ARM_Interface{system},
-      cb(std::make_unique<DynarmicCallbacks32>(*this)), core_index{core_index},
+    : ARM_Interface{system, interrupt_handlers, uses_wall_clock},
+      cb(std::make_unique<DynarmicCallbacks32>(*this)),
+      cp15(std::make_shared<DynarmicCP15>(*this)), core_index{core_index},
       exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
 
 ARM_Dynarmic_32::~ARM_Dynarmic_32() = default;
@@ -154,32 +200,40 @@ void ARM_Dynarmic_32::SetPSTATE(u32 cpsr) {
 }
 
 u64 ARM_Dynarmic_32::GetTlsAddress() const {
-    return CP15_regs[static_cast<std::size_t>(CP15Register::CP15_THREAD_URO)];
+    return cp15->uro;
 }
 
 void ARM_Dynarmic_32::SetTlsAddress(VAddr address) {
-    CP15_regs[static_cast<std::size_t>(CP15Register::CP15_THREAD_URO)] = static_cast<u32>(address);
+    cp15->uro = static_cast<u32>(address);
 }
 
 u64 ARM_Dynarmic_32::GetTPIDR_EL0() const {
-    return cb->tpidr_el0;
+    return cp15->uprw;
 }
 
 void ARM_Dynarmic_32::SetTPIDR_EL0(u64 value) {
-    cb->tpidr_el0 = value;
+    cp15->uprw = static_cast<u32>(value);
+}
+
+void ARM_Dynarmic_32::ChangeProcessorID(std::size_t new_core_id) {
+    jit->ChangeProcessorID(new_core_id);
 }
 
 void ARM_Dynarmic_32::SaveContext(ThreadContext32& ctx) {
     Dynarmic::A32::Context context;
     jit->SaveContext(context);
     ctx.cpu_registers = context.Regs();
+    ctx.extension_registers = context.ExtRegs();
     ctx.cpsr = context.Cpsr();
+    ctx.fpscr = context.Fpscr();
 }
 
 void ARM_Dynarmic_32::LoadContext(const ThreadContext32& ctx) {
     Dynarmic::A32::Context context;
     context.Regs() = ctx.cpu_registers;
+    context.ExtRegs() = ctx.extension_registers;
     context.SetCpsr(ctx.cpsr);
+    context.SetFpscr(ctx.fpscr);
     jit->LoadContext(context);
 }
 
@@ -188,10 +242,15 @@ void ARM_Dynarmic_32::PrepareReschedule() {
 }
 
 void ARM_Dynarmic_32::ClearInstructionCache() {
+    if (!jit) {
+        return;
+    }
     jit->ClearCache();
 }
 
-void ARM_Dynarmic_32::ClearExclusiveState() {}
+void ARM_Dynarmic_32::ClearExclusiveState() {
+    jit->ClearExclusiveState();
+}
 
 void ARM_Dynarmic_32::PageTableChanged(Common::PageTable& page_table,
                                        std::size_t new_address_space_size_in_bits) {

src/core/arm/dynarmic/arm_dynarmic_32.h

@@ -9,7 +9,7 @@
 
 #include <dynarmic/A32/a32.h>
 #include <dynarmic/A64/a64.h>
-#include <dynarmic/A64/exclusive_monitor.h>
+#include <dynarmic/exclusive_monitor.h>
 #include "common/common_types.h"
 #include "common/hash.h"
 #include "core/arm/arm_interface.h"
@@ -21,13 +21,16 @@ class Memory;
 
 namespace Core {
 
+class CPUInterruptHandler;
 class DynarmicCallbacks32;
+class DynarmicCP15;
 class DynarmicExclusiveMonitor;
 class System;
 
 class ARM_Dynarmic_32 final : public ARM_Interface {
 public:
-    ARM_Dynarmic_32(System& system, ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
+    ARM_Dynarmic_32(System& system, CPUInterrupts& interrupt_handlers, bool uses_wall_clock,
+                    ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
     ~ARM_Dynarmic_32() override;
 
     void SetPC(u64 pc) override;
@@ -44,6 +47,7 @@ public:
     void SetTlsAddress(VAddr address) override;
     void SetTPIDR_EL0(u64 value) override;
     u64 GetTPIDR_EL0() const override;
+    void ChangeProcessorID(std::size_t new_core_id) override;
 
     void SaveContext(ThreadContext32& ctx) override;
     void SaveContext(ThreadContext64& ctx) override {}
@@ -66,12 +70,14 @@ private:
         std::unordered_map<JitCacheKey, std::shared_ptr<Dynarmic::A32::Jit>, Common::PairHash>;
 
     friend class DynarmicCallbacks32;
+    friend class DynarmicCP15;
+
     std::unique_ptr<DynarmicCallbacks32> cb;
     JitCacheType jit_cache;
     std::shared_ptr<Dynarmic::A32::Jit> jit;
+    std::shared_ptr<DynarmicCP15> cp15;
     std::size_t core_index;
     DynarmicExclusiveMonitor& exclusive_monitor;
-    std::array<u32, 84> CP15_regs{};
 };
 
 } // namespace Core

src/core/arm/dynarmic/arm_dynarmic_64.cpp

@@ -7,11 +7,11 @@
 #include <dynarmic/A64/a64.h>
 #include <dynarmic/A64/config.h>
 #include "common/logging/log.h"
-#include "common/microprofile.h"
 #include "common/page_table.h"
+#include "core/arm/cpu_interrupt_handler.h"
 #include "core/arm/dynarmic/arm_dynarmic_64.h"
+#include "core/arm/dynarmic/arm_exclusive_monitor.h"
 #include "core/core.h"
-#include "core/core_manager.h"
 #include "core/core_timing.h"
 #include "core/core_timing_util.h"
 #include "core/gdbstub/gdbstub.h"
@@ -65,6 +65,22 @@ public:
         memory.Write64(vaddr + 8, value[1]);
     }
 
+    bool MemoryWriteExclusive8(u64 vaddr, std::uint8_t value, std::uint8_t expected) override {
+        return parent.system.Memory().WriteExclusive8(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive16(u64 vaddr, std::uint16_t value, std::uint16_t expected) override {
+        return parent.system.Memory().WriteExclusive16(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive32(u64 vaddr, std::uint32_t value, std::uint32_t expected) override {
+        return parent.system.Memory().WriteExclusive32(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive64(u64 vaddr, std::uint64_t value, std::uint64_t expected) override {
+        return parent.system.Memory().WriteExclusive64(vaddr, value, expected);
+    }
+    bool MemoryWriteExclusive128(u64 vaddr, Vector value, Vector expected) override {
+        return parent.system.Memory().WriteExclusive128(vaddr, value, expected);
+    }
+
     void InterpreterFallback(u64 pc, std::size_t num_instructions) override {
         LOG_INFO(Core_ARM, "Unicorn fallback @ 0x{:X} for {} instructions (instr = {:08X})", pc,
                  num_instructions, MemoryReadCode(pc));
@@ -98,8 +114,8 @@ public:
             }
             [[fallthrough]];
         default:
-            ASSERT_MSG(false, "ExceptionRaised(exception = {}, pc = {:X})",
-                       static_cast<std::size_t>(exception), pc);
+            ASSERT_MSG(false, "ExceptionRaised(exception = {}, pc = {:08X}, code = {:08X})",
+                       static_cast<std::size_t>(exception), pc, MemoryReadCode(pc));
         }
     }
 
@@ -108,29 +124,42 @@ public:
     }
 
     void AddTicks(u64 ticks) override {
+        if (parent.uses_wall_clock) {
+            return;
+        }
         // Divide the number of ticks by the amount of CPU cores. TODO(Subv): This yields only a
         // rough approximation of the amount of executed ticks in the system, it may be thrown off
         // if not all cores are doing a similar amount of work. Instead of doing this, we should
         // device a way so that timing is consistent across all cores without increasing the ticks 4
         // times.
-        u64 amortized_ticks = (ticks - num_interpreted_instructions) / Core::NUM_CPU_CORES;
+        u64 amortized_ticks =
+            (ticks - num_interpreted_instructions) / Core::Hardware::NUM_CPU_CORES;
         // Always execute at least one tick.
         amortized_ticks = std::max<u64>(amortized_ticks, 1);
 
         parent.system.CoreTiming().AddTicks(amortized_ticks);
         num_interpreted_instructions = 0;
     }
+
     u64 GetTicksRemaining() override {
-        return std::max(parent.system.CoreTiming().GetDowncount(), s64{0});
+        if (parent.uses_wall_clock) {
+            if (!parent.interrupt_handlers[parent.core_index].IsInterrupted()) {
+                return minimum_run_cycles;
+            }
+            return 0U;
+        }
+        return std::max<s64>(parent.system.CoreTiming().GetDowncount(), 0);
     }
+
     u64 GetCNTPCT() override {
-        return Timing::CpuCyclesToClockCycles(parent.system.CoreTiming().GetTicks());
+        return parent.system.CoreTiming().GetClockTicks();
     }
 
     ARM_Dynarmic_64& parent;
     std::size_t num_interpreted_instructions = 0;
     u64 tpidrro_el0 = 0;
     u64 tpidr_el0 = 0;
+    static constexpr u64 minimum_run_cycles = 1000U;
 };
 
 std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable& page_table,
@@ -168,14 +197,13 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
         config.enable_fast_dispatch = false;
     }
 
+    // Timing
+    config.wall_clock_cntpct = uses_wall_clock;
+
     return std::make_shared<Dynarmic::A64::Jit>(config);
 }
 
-MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_64, "ARM JIT", "Dynarmic", MP_RGB(255, 64, 64));
-
 void ARM_Dynarmic_64::Run() {
-    MICROPROFILE_SCOPE(ARM_Jit_Dynarmic_64);
-
     jit->Run();
 }
 
@@ -183,10 +211,14 @@ void ARM_Dynarmic_64::Step() {
     cb->InterpreterFallback(jit->GetPC(), 1);
 }
 
-ARM_Dynarmic_64::ARM_Dynarmic_64(System& system, ExclusiveMonitor& exclusive_monitor,
+ARM_Dynarmic_64::ARM_Dynarmic_64(System& system, CPUInterrupts& interrupt_handlers,
+                                 bool uses_wall_clock, ExclusiveMonitor& exclusive_monitor,
                                  std::size_t core_index)
-    : ARM_Interface{system},
-      cb(std::make_unique<DynarmicCallbacks64>(*this)), inner_unicorn{system},
+    : ARM_Interface{system, interrupt_handlers, uses_wall_clock},
+      cb(std::make_unique<DynarmicCallbacks64>(*this)), inner_unicorn{system, interrupt_handlers,
+                                                                      uses_wall_clock,
+                                                                      ARM_Unicorn::Arch::AArch64,
+                                                                      core_index},
       core_index{core_index}, exclusive_monitor{
                                   dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {}
 
@@ -240,6 +272,10 @@ void ARM_Dynarmic_64::SetTPIDR_EL0(u64 value) {
     cb->tpidr_el0 = value;
 }
 
+void ARM_Dynarmic_64::ChangeProcessorID(std::size_t new_core_id) {
+    jit->ChangeProcessorID(new_core_id);
+}
+
 void ARM_Dynarmic_64::SaveContext(ThreadContext64& ctx) {
     ctx.cpu_registers = jit->GetRegisters();
     ctx.sp = jit->GetSP();
@@ -267,6 +303,9 @@ void ARM_Dynarmic_64::PrepareReschedule() {
 }
 
 void ARM_Dynarmic_64::ClearInstructionCache() {
+    if (!jit) {
+        return;
+    }
     jit->ClearCache();
 }
 
@@ -286,44 +325,4 @@ void ARM_Dynarmic_64::PageTableChanged(Common::PageTable& page_table,
     jit_cache.emplace(key, jit);
 }
 
-DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(Memory::Memory& memory, std::size_t core_count)
-    : monitor(core_count), memory{memory} {}
-
-DynarmicExclusiveMonitor::~DynarmicExclusiveMonitor() = default;
-
-void DynarmicExclusiveMonitor::SetExclusive(std::size_t core_index, VAddr addr) {
-    // Size doesn't actually matter.
-    monitor.Mark(core_index, addr, 16);
-}
-
-void DynarmicExclusiveMonitor::ClearExclusive() {
-    monitor.Clear();
-}
-
-bool DynarmicExclusiveMonitor::ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) {
-    return monitor.DoExclusiveOperation(core_index, vaddr, 1, [&] { memory.Write8(vaddr, value); });
-}
-
-bool DynarmicExclusiveMonitor::ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) {
-    return monitor.DoExclusiveOperation(core_index, vaddr, 2,
-                                        [&] { memory.Write16(vaddr, value); });
-}
-
-bool DynarmicExclusiveMonitor::ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) {
-    return monitor.DoExclusiveOperation(core_index, vaddr, 4,
-                                        [&] { memory.Write32(vaddr, value); });
-}
-
-bool DynarmicExclusiveMonitor::ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) {
-    return monitor.DoExclusiveOperation(core_index, vaddr, 8,
-                                        [&] { memory.Write64(vaddr, value); });
-}
-
-bool DynarmicExclusiveMonitor::ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) {
-    return monitor.DoExclusiveOperation(core_index, vaddr, 16, [&] {
-        memory.Write64(vaddr + 0, value[0]);
-        memory.Write64(vaddr + 8, value[1]);
-    });
-}
-
 } // namespace Core

src/core/arm/dynarmic/arm_dynarmic_64.h

@@ -8,7 +8,6 @@
 #include <unordered_map>
 
 #include <dynarmic/A64/a64.h>
-#include <dynarmic/A64/exclusive_monitor.h>
 #include "common/common_types.h"
 #include "common/hash.h"
 #include "core/arm/arm_interface.h"
@@ -22,12 +21,14 @@ class Memory;
 namespace Core {
 
 class DynarmicCallbacks64;
+class CPUInterruptHandler;
 class DynarmicExclusiveMonitor;
 class System;
 
 class ARM_Dynarmic_64 final : public ARM_Interface {
 public:
-    ARM_Dynarmic_64(System& system, ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
+    ARM_Dynarmic_64(System& system, CPUInterrupts& interrupt_handlers, bool uses_wall_clock,
+                    ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
     ~ARM_Dynarmic_64() override;
 
     void SetPC(u64 pc) override;
@@ -44,6 +45,7 @@ public:
     void SetTlsAddress(VAddr address) override;
     void SetTPIDR_EL0(u64 value) override;
     u64 GetTPIDR_EL0() const override;
+    void ChangeProcessorID(std::size_t new_core_id) override;
 
     void SaveContext(ThreadContext32& ctx) override {}
     void SaveContext(ThreadContext64& ctx) override;
@@ -75,24 +77,4 @@ private:
     DynarmicExclusiveMonitor& exclusive_monitor;
 };
 
-class DynarmicExclusiveMonitor final : public ExclusiveMonitor {
-public:
-    explicit DynarmicExclusiveMonitor(Memory::Memory& memory, std::size_t core_count);
-    ~DynarmicExclusiveMonitor() override;
-
-    void SetExclusive(std::size_t core_index, VAddr addr) override;
-    void ClearExclusive() override;
-
-    bool ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) override;
-    bool ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) override;
-    bool ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) override;
-    bool ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) override;
-    bool ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) override;
-
-private:
-    friend class ARM_Dynarmic_64;
-    Dynarmic::A64::ExclusiveMonitor monitor;
-    Core::Memory::Memory& memory;
-};
-
 } // namespace Core

src/core/arm/dynarmic/arm_dynarmic_cp15.cpp

@@ -2,79 +2,132 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include <fmt/format.h>
+#include "common/logging/log.h"
+#include "core/arm/dynarmic/arm_dynarmic_32.h"
 #include "core/arm/dynarmic/arm_dynarmic_cp15.h"
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/core_timing_util.h"
 
 using Callback = Dynarmic::A32::Coprocessor::Callback;
 using CallbackOrAccessOneWord = Dynarmic::A32::Coprocessor::CallbackOrAccessOneWord;
 using CallbackOrAccessTwoWords = Dynarmic::A32::Coprocessor::CallbackOrAccessTwoWords;
 
+template <>
+struct fmt::formatter<Dynarmic::A32::CoprocReg> {
+    constexpr auto parse(format_parse_context& ctx) {
+        return ctx.begin();
+    }
+    template <typename FormatContext>
+    auto format(const Dynarmic::A32::CoprocReg& reg, FormatContext& ctx) {
+        return format_to(ctx.out(), "cp{}", static_cast<size_t>(reg));
+    }
+};
+
+namespace Core {
+
+static u32 dummy_value;
+
 std::optional<Callback> DynarmicCP15::CompileInternalOperation(bool two, unsigned opc1,
                                                                CoprocReg CRd, CoprocReg CRn,
                                                                CoprocReg CRm, unsigned opc2) {
+    LOG_CRITICAL(Core_ARM, "CP15: cdp{} p15, {}, {}, {}, {}, {}", two ? "2" : "", opc1, CRd, CRn,
+                 CRm, opc2);
     return {};
 }
 
 CallbackOrAccessOneWord DynarmicCP15::CompileSendOneWord(bool two, unsigned opc1, CoprocReg CRn,
                                                          CoprocReg CRm, unsigned opc2) {
-    // TODO(merry): Privileged CP15 registers
-
     if (!two && CRn == CoprocReg::C7 && opc1 == 0 && CRm == CoprocReg::C5 && opc2 == 4) {
+        // CP15_FLUSH_PREFETCH_BUFFER
         // This is a dummy write, we ignore the value written here.
-        return &CP15[static_cast<std::size_t>(CP15Register::CP15_FLUSH_PREFETCH_BUFFER)];
+        return &dummy_value;
     }
 
     if (!two && CRn == CoprocReg::C7 && opc1 == 0 && CRm == CoprocReg::C10) {
         switch (opc2) {
         case 4:
+            // CP15_DATA_SYNC_BARRIER
             // This is a dummy write, we ignore the value written here.
-            return &CP15[static_cast<std::size_t>(CP15Register::CP15_DATA_SYNC_BARRIER)];
+            return &dummy_value;
         case 5:
+            // CP15_DATA_MEMORY_BARRIER
             // This is a dummy write, we ignore the value written here.
-            return &CP15[static_cast<std::size_t>(CP15Register::CP15_DATA_MEMORY_BARRIER)];
-        default:
-            return {};
+            return &dummy_value;
         }
     }
 
     if (!two && CRn == CoprocReg::C13 && opc1 == 0 && CRm == CoprocReg::C0 && opc2 == 2) {
-        return &CP15[static_cast<std::size_t>(CP15Register::CP15_THREAD_UPRW)];
+        // CP15_THREAD_UPRW
+        return &uprw;
     }
 
+    LOG_CRITICAL(Core_ARM, "CP15: mcr{} p15, {}, <Rt>, {}, {}, {}", two ? "2" : "", opc1, CRn, CRm,
+                 opc2);
     return {};
 }
 
 CallbackOrAccessTwoWords DynarmicCP15::CompileSendTwoWords(bool two, unsigned opc, CoprocReg CRm) {
+    LOG_CRITICAL(Core_ARM, "CP15: mcrr{} p15, {}, <Rt>, <Rt2>, {}", two ? "2" : "", opc, CRm);
     return {};
 }
 
 CallbackOrAccessOneWord DynarmicCP15::CompileGetOneWord(bool two, unsigned opc1, CoprocReg CRn,
                                                         CoprocReg CRm, unsigned opc2) {
-    // TODO(merry): Privileged CP15 registers
-
     if (!two && CRn == CoprocReg::C13 && opc1 == 0 && CRm == CoprocReg::C0) {
         switch (opc2) {
         case 2:
-            return &CP15[static_cast<std::size_t>(CP15Register::CP15_THREAD_UPRW)];
+            // CP15_THREAD_UPRW
+            return &uprw;
         case 3:
-            return &CP15[static_cast<std::size_t>(CP15Register::CP15_THREAD_URO)];
-        default:
-            return {};
+            // CP15_THREAD_URO
+            return &uro;
         }
     }
 
+    LOG_CRITICAL(Core_ARM, "CP15: mrc{} p15, {}, <Rt>, {}, {}, {}", two ? "2" : "", opc1, CRn, CRm,
+                 opc2);
     return {};
 }
 
 CallbackOrAccessTwoWords DynarmicCP15::CompileGetTwoWords(bool two, unsigned opc, CoprocReg CRm) {
+    if (!two && opc == 0 && CRm == CoprocReg::C14) {
+        // CNTPCT
+        const auto callback = static_cast<u64 (*)(Dynarmic::A32::Jit*, void*, u32, u32)>(
+            [](Dynarmic::A32::Jit*, void* arg, u32, u32) -> u64 {
+                ARM_Dynarmic_32& parent = *(ARM_Dynarmic_32*)arg;
+                return parent.system.CoreTiming().GetClockTicks();
+            });
+        return Dynarmic::A32::Coprocessor::Callback{callback, (void*)&parent};
+    }
+
+    LOG_CRITICAL(Core_ARM, "CP15: mrrc{} p15, {}, <Rt>, <Rt2>, {}", two ? "2" : "", opc, CRm);
     return {};
 }
 
 std::optional<Callback> DynarmicCP15::CompileLoadWords(bool two, bool long_transfer, CoprocReg CRd,
                                                        std::optional<u8> option) {
+    if (option) {
+        LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...], {}", two ? "2" : "",
+                     long_transfer ? "l" : "", CRd, *option);
+    } else {
+        LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...]", two ? "2" : "",
+                     long_transfer ? "l" : "", CRd);
+    }
     return {};
 }
 
 std::optional<Callback> DynarmicCP15::CompileStoreWords(bool two, bool long_transfer, CoprocReg CRd,
                                                         std::optional<u8> option) {
+    if (option) {
+        LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...], {}", two ? "2" : "",
+                     long_transfer ? "l" : "", CRd, *option);
+    } else {
+        LOG_CRITICAL(Core_ARM, "CP15: mrrc{}{} p15, {}, [...]", two ? "2" : "",
+                     long_transfer ? "l" : "", CRd);
+    }
     return {};
 }
+
+} // namespace Core

src/core/arm/dynarmic/arm_dynarmic_cp15.h

@@ -10,128 +10,15 @@
 #include <dynarmic/A32/coprocessor.h>
 #include "common/common_types.h"
 
-enum class CP15Register {
-    // c0 - Information registers
-    CP15_MAIN_ID,
-    CP15_CACHE_TYPE,
-    CP15_TCM_STATUS,
-    CP15_TLB_TYPE,
-    CP15_CPU_ID,
-    CP15_PROCESSOR_FEATURE_0,
-    CP15_PROCESSOR_FEATURE_1,
-    CP15_DEBUG_FEATURE_0,
-    CP15_AUXILIARY_FEATURE_0,
-    CP15_MEMORY_MODEL_FEATURE_0,
-    CP15_MEMORY_MODEL_FEATURE_1,
-    CP15_MEMORY_MODEL_FEATURE_2,
-    CP15_MEMORY_MODEL_FEATURE_3,
-    CP15_ISA_FEATURE_0,
-    CP15_ISA_FEATURE_1,
-    CP15_ISA_FEATURE_2,
-    CP15_ISA_FEATURE_3,
-    CP15_ISA_FEATURE_4,
+namespace Core {
 
-    // c1 - Control registers
-    CP15_CONTROL,
-    CP15_AUXILIARY_CONTROL,
-    CP15_COPROCESSOR_ACCESS_CONTROL,
-
-    // c2 - Translation table registers
-    CP15_TRANSLATION_BASE_TABLE_0,
-    CP15_TRANSLATION_BASE_TABLE_1,
-    CP15_TRANSLATION_BASE_CONTROL,
-    CP15_DOMAIN_ACCESS_CONTROL,
-    CP15_RESERVED,
-
-    // c5 - Fault status registers
-    CP15_FAULT_STATUS,
-    CP15_INSTR_FAULT_STATUS,
-    CP15_COMBINED_DATA_FSR = CP15_FAULT_STATUS,
-    CP15_INST_FSR,
-
-    // c6 - Fault Address registers
-    CP15_FAULT_ADDRESS,
-    CP15_COMBINED_DATA_FAR = CP15_FAULT_ADDRESS,
-    CP15_WFAR,
-    CP15_IFAR,
-
-    // c7 - Cache operation registers
-    CP15_WAIT_FOR_INTERRUPT,
-    CP15_PHYS_ADDRESS,
-    CP15_INVALIDATE_INSTR_CACHE,
-    CP15_INVALIDATE_INSTR_CACHE_USING_MVA,
-    CP15_INVALIDATE_INSTR_CACHE_USING_INDEX,
-    CP15_FLUSH_PREFETCH_BUFFER,
-    CP15_FLUSH_BRANCH_TARGET_CACHE,
-    CP15_FLUSH_BRANCH_TARGET_CACHE_ENTRY,
-    CP15_INVALIDATE_DATA_CACHE,
-    CP15_INVALIDATE_DATA_CACHE_LINE_USING_MVA,
-    CP15_INVALIDATE_DATA_CACHE_LINE_USING_INDEX,
-    CP15_INVALIDATE_DATA_AND_INSTR_CACHE,
-    CP15_CLEAN_DATA_CACHE,
-    CP15_CLEAN_DATA_CACHE_LINE_USING_MVA,
-    CP15_CLEAN_DATA_CACHE_LINE_USING_INDEX,
-    CP15_DATA_SYNC_BARRIER,
-    CP15_DATA_MEMORY_BARRIER,
-    CP15_CLEAN_AND_INVALIDATE_DATA_CACHE,
-    CP15_CLEAN_AND_INVALIDATE_DATA_CACHE_LINE_USING_MVA,
-    CP15_CLEAN_AND_INVALIDATE_DATA_CACHE_LINE_USING_INDEX,
-
-    // c8 - TLB operations
-    CP15_INVALIDATE_ITLB,
-    CP15_INVALIDATE_ITLB_SINGLE_ENTRY,
-    CP15_INVALIDATE_ITLB_ENTRY_ON_ASID_MATCH,
-    CP15_INVALIDATE_ITLB_ENTRY_ON_MVA,
-    CP15_INVALIDATE_DTLB,
-    CP15_INVALIDATE_DTLB_SINGLE_ENTRY,
-    CP15_INVALIDATE_DTLB_ENTRY_ON_ASID_MATCH,
-    CP15_INVALIDATE_DTLB_ENTRY_ON_MVA,
-    CP15_INVALIDATE_UTLB,
-    CP15_INVALIDATE_UTLB_SINGLE_ENTRY,
-    CP15_INVALIDATE_UTLB_ENTRY_ON_ASID_MATCH,
-    CP15_INVALIDATE_UTLB_ENTRY_ON_MVA,
-
-    // c9 - Data cache lockdown register
-    CP15_DATA_CACHE_LOCKDOWN,
-
-    // c10 - TLB/Memory map registers
-    CP15_TLB_LOCKDOWN,
-    CP15_PRIMARY_REGION_REMAP,
-    CP15_NORMAL_REGION_REMAP,
-
-    // c13 - Thread related registers
-    CP15_PID,
-    CP15_CONTEXT_ID,
-    CP15_THREAD_UPRW, // Thread ID register - User/Privileged Read/Write
-    CP15_THREAD_URO,  // Thread ID register - User Read Only (Privileged R/W)
-    CP15_THREAD_PRW,  // Thread ID register - Privileged R/W only.
-
-    // c15 - Performance and TLB lockdown registers
-    CP15_PERFORMANCE_MONITOR_CONTROL,
-    CP15_CYCLE_COUNTER,
-    CP15_COUNT_0,
-    CP15_COUNT_1,
-    CP15_READ_MAIN_TLB_LOCKDOWN_ENTRY,
-    CP15_WRITE_MAIN_TLB_LOCKDOWN_ENTRY,
-    CP15_MAIN_TLB_LOCKDOWN_VIRT_ADDRESS,
-    CP15_MAIN_TLB_LOCKDOWN_PHYS_ADDRESS,
-    CP15_MAIN_TLB_LOCKDOWN_ATTRIBUTE,
-    CP15_TLB_DEBUG_CONTROL,
-
-    // Skyeye defined
-    CP15_TLB_FAULT_ADDR,
-    CP15_TLB_FAULT_STATUS,
-
-    // Not an actual register.
-    // All registers should be defined above this.
-    CP15_REGISTER_COUNT,
-};
+class ARM_Dynarmic_32;
 
 class DynarmicCP15 final : public Dynarmic::A32::Coprocessor {
 public:
     using CoprocReg = Dynarmic::A32::CoprocReg;
 
-    explicit DynarmicCP15(u32* cp15) : CP15(cp15){};
+    explicit DynarmicCP15(ARM_Dynarmic_32& parent) : parent(parent) {}
 
     std::optional<Callback> CompileInternalOperation(bool two, unsigned opc1, CoprocReg CRd,
                                                      CoprocReg CRn, CoprocReg CRm,
@@ -147,6 +34,9 @@ public:
     std::optional<Callback> CompileStoreWords(bool two, bool long_transfer, CoprocReg CRd,
                                               std::optional<u8> option) override;
 
-private:
-    u32* CP15{};
+    ARM_Dynarmic_32& parent;
+    u32 uprw;
+    u32 uro;
 };
+
+} // namespace Core

src/core/arm/dynarmic/arm_exclusive_monitor.cpp

@@ -0,0 +1,76 @@
+// Copyright 2018 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <cinttypes>
+#include <memory>
+#include "core/arm/dynarmic/arm_exclusive_monitor.h"
+#include "core/memory.h"
+
+namespace Core {
+
+DynarmicExclusiveMonitor::DynarmicExclusiveMonitor(Memory::Memory& memory, std::size_t core_count)
+    : monitor(core_count), memory{memory} {}
+
+DynarmicExclusiveMonitor::~DynarmicExclusiveMonitor() = default;
+
+u8 DynarmicExclusiveMonitor::ExclusiveRead8(std::size_t core_index, VAddr addr) {
+    return monitor.ReadAndMark<u8>(core_index, addr, [&]() -> u8 { return memory.Read8(addr); });
+}
+
+u16 DynarmicExclusiveMonitor::ExclusiveRead16(std::size_t core_index, VAddr addr) {
+    return monitor.ReadAndMark<u16>(core_index, addr, [&]() -> u16 { return memory.Read16(addr); });
+}
+
+u32 DynarmicExclusiveMonitor::ExclusiveRead32(std::size_t core_index, VAddr addr) {
+    return monitor.ReadAndMark<u32>(core_index, addr, [&]() -> u32 { return memory.Read32(addr); });
+}
+
+u64 DynarmicExclusiveMonitor::ExclusiveRead64(std::size_t core_index, VAddr addr) {
+    return monitor.ReadAndMark<u64>(core_index, addr, [&]() -> u64 { return memory.Read64(addr); });
+}
+
+u128 DynarmicExclusiveMonitor::ExclusiveRead128(std::size_t core_index, VAddr addr) {
+    return monitor.ReadAndMark<u128>(core_index, addr, [&]() -> u128 {
+        u128 result;
+        result[0] = memory.Read64(addr);
+        result[1] = memory.Read64(addr + 8);
+        return result;
+    });
+}
+
+void DynarmicExclusiveMonitor::ClearExclusive() {
+    monitor.Clear();
+}
+
+bool DynarmicExclusiveMonitor::ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) {
+    return monitor.DoExclusiveOperation<u8>(core_index, vaddr, [&](u8 expected) -> bool {
+        return memory.WriteExclusive8(vaddr, value, expected);
+    });
+}
+
+bool DynarmicExclusiveMonitor::ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) {
+    return monitor.DoExclusiveOperation<u16>(core_index, vaddr, [&](u16 expected) -> bool {
+        return memory.WriteExclusive16(vaddr, value, expected);
+    });
+}
+
+bool DynarmicExclusiveMonitor::ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) {
+    return monitor.DoExclusiveOperation<u32>(core_index, vaddr, [&](u32 expected) -> bool {
+        return memory.WriteExclusive32(vaddr, value, expected);
+    });
+}
+
+bool DynarmicExclusiveMonitor::ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) {
+    return monitor.DoExclusiveOperation<u64>(core_index, vaddr, [&](u64 expected) -> bool {
+        return memory.WriteExclusive64(vaddr, value, expected);
+    });
+}
+
+bool DynarmicExclusiveMonitor::ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) {
+    return monitor.DoExclusiveOperation<u128>(core_index, vaddr, [&](u128 expected) -> bool {
+        return memory.WriteExclusive128(vaddr, value, expected);
+    });
+}
+
+} // namespace Core

src/core/arm/dynarmic/arm_exclusive_monitor.h

@@ -0,0 +1,48 @@
+// Copyright 2020 yuzu emulator team
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <memory>
+#include <unordered_map>
+
+#include <dynarmic/exclusive_monitor.h>
+
+#include "common/common_types.h"
+#include "core/arm/dynarmic/arm_dynarmic_32.h"
+#include "core/arm/dynarmic/arm_dynarmic_64.h"
+#include "core/arm/exclusive_monitor.h"
+
+namespace Core::Memory {
+class Memory;
+}
+
+namespace Core {
+
+class DynarmicExclusiveMonitor final : public ExclusiveMonitor {
+public:
+    explicit DynarmicExclusiveMonitor(Memory::Memory& memory, std::size_t core_count);
+    ~DynarmicExclusiveMonitor() override;
+
+    u8 ExclusiveRead8(std::size_t core_index, VAddr addr) override;
+    u16 ExclusiveRead16(std::size_t core_index, VAddr addr) override;
+    u32 ExclusiveRead32(std::size_t core_index, VAddr addr) override;
+    u64 ExclusiveRead64(std::size_t core_index, VAddr addr) override;
+    u128 ExclusiveRead128(std::size_t core_index, VAddr addr) override;
+    void ClearExclusive() override;
+
+    bool ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) override;
+    bool ExclusiveWrite16(std::size_t core_index, VAddr vaddr, u16 value) override;
+    bool ExclusiveWrite32(std::size_t core_index, VAddr vaddr, u32 value) override;
+    bool ExclusiveWrite64(std::size_t core_index, VAddr vaddr, u64 value) override;
+    bool ExclusiveWrite128(std::size_t core_index, VAddr vaddr, u128 value) override;
+
+private:
+    friend class ARM_Dynarmic_32;
+    friend class ARM_Dynarmic_64;
+    Dynarmic::ExclusiveMonitor monitor;
+    Core::Memory::Memory& memory;
+};
+
+} // namespace Core

src/core/arm/exclusive_monitor.cpp

@@ -3,7 +3,7 @@
 // Refer to the license.txt file included.
 
 #ifdef ARCHITECTURE_x86_64
-#include "core/arm/dynarmic/arm_dynarmic_64.h"
+#include "core/arm/dynarmic/arm_exclusive_monitor.h"
 #endif
 #include "core/arm/exclusive_monitor.h"
 #include "core/memory.h"

src/core/arm/exclusive_monitor.h

@@ -18,7 +18,11 @@ class ExclusiveMonitor {
 public:
     virtual ~ExclusiveMonitor();
 
-    virtual void SetExclusive(std::size_t core_index, VAddr addr) = 0;
+    virtual u8 ExclusiveRead8(std::size_t core_index, VAddr addr) = 0;
+    virtual u16 ExclusiveRead16(std::size_t core_index, VAddr addr) = 0;
+    virtual u32 ExclusiveRead32(std::size_t core_index, VAddr addr) = 0;
+    virtual u64 ExclusiveRead64(std::size_t core_index, VAddr addr) = 0;
+    virtual u128 ExclusiveRead128(std::size_t core_index, VAddr addr) = 0;
     virtual void ClearExclusive() = 0;
 
     virtual bool ExclusiveWrite8(std::size_t core_index, VAddr vaddr, u8 value) = 0;

src/core/arm/unicorn/arm_unicorn.cpp

@@ -6,6 +6,7 @@
 #include <unicorn/arm64.h>
 #include "common/assert.h"
 #include "common/microprofile.h"
+#include "core/arm/cpu_interrupt_handler.h"
 #include "core/arm/unicorn/arm_unicorn.h"
 #include "core/core.h"
 #include "core/core_timing.h"
@@ -62,8 +63,11 @@ static bool UnmappedMemoryHook(uc_engine* uc, uc_mem_type type, u64 addr, int si
     return false;
 }
 
-ARM_Unicorn::ARM_Unicorn(System& system) : ARM_Interface{system} {
-    CHECKED(uc_open(UC_ARCH_ARM64, UC_MODE_ARM, &uc));
+ARM_Unicorn::ARM_Unicorn(System& system, CPUInterrupts& interrupt_handlers, bool uses_wall_clock,
+                         Arch architecture, std::size_t core_index)
+    : ARM_Interface{system, interrupt_handlers, uses_wall_clock}, core_index{core_index} {
+    const auto arch = architecture == Arch::AArch32 ? UC_ARCH_ARM : UC_ARCH_ARM64;
+    CHECKED(uc_open(arch, UC_MODE_ARM, &uc));
 
     auto fpv = 3 << 20;
     CHECKED(uc_reg_write(uc, UC_ARM64_REG_CPACR_EL1, &fpv));
@@ -155,12 +159,20 @@ void ARM_Unicorn::SetTPIDR_EL0(u64 value) {
     CHECKED(uc_reg_write(uc, UC_ARM64_REG_TPIDR_EL0, &value));
 }
 
+void ARM_Unicorn::ChangeProcessorID(std::size_t new_core_id) {
+    core_index = new_core_id;
+}
+
 void ARM_Unicorn::Run() {
     if (GDBStub::IsServerEnabled()) {
         ExecuteInstructions(std::max(4000000U, 0U));
     } else {
-        ExecuteInstructions(
-            std::max(std::size_t(system.CoreTiming().GetDowncount()), std::size_t{0}));
+        while (true) {
+            if (interrupt_handlers[core_index].IsInterrupted()) {
+                return;
+            }
+            ExecuteInstructions(10);
+        }
     }
 }
 
@@ -182,8 +194,6 @@ void ARM_Unicorn::ExecuteInstructions(std::size_t num_instructions) {
                            UC_PROT_READ | UC_PROT_WRITE | UC_PROT_EXEC, page_buffer.data()));
     CHECKED(uc_emu_start(uc, GetPC(), 1ULL << 63, 0, num_instructions));
     CHECKED(uc_mem_unmap(uc, map_addr, page_buffer.size()));
-
-    system.CoreTiming().AddTicks(num_instructions);
     if (GDBStub::IsServerEnabled()) {
         if (last_bkpt_hit && last_bkpt.type == GDBStub::BreakpointType::Execute) {
             uc_reg_write(uc, UC_ARM64_REG_PC, &last_bkpt.address);

src/core/arm/unicorn/arm_unicorn.h

@@ -15,7 +15,13 @@ class System;
 
 class ARM_Unicorn final : public ARM_Interface {
 public:
-    explicit ARM_Unicorn(System& system);
+    enum class Arch {
+        AArch32, // 32-bit ARM
+        AArch64, // 64-bit ARM
+    };
+
+    explicit ARM_Unicorn(System& system, CPUInterrupts& interrupt_handlers, bool uses_wall_clock,
+                         Arch architecture, std::size_t core_index);
     ~ARM_Unicorn() override;
 
     void SetPC(u64 pc) override;
@@ -30,6 +36,7 @@ public:
     void SetTlsAddress(VAddr address) override;
     void SetTPIDR_EL0(u64 value) override;
     u64 GetTPIDR_EL0() const override;
+    void ChangeProcessorID(std::size_t new_core_id) override;
     void PrepareReschedule() override;
     void ClearExclusiveState() override;
     void ExecuteInstructions(std::size_t num_instructions);
@@ -50,6 +57,7 @@ private:
     uc_engine* uc{};
     GDBStub::BreakpointAddress last_bkpt{};
     bool last_bkpt_hit = false;
+    std::size_t core_index;
 };
 
 } // namespace Core

src/core/core.cpp

@@ -8,10 +8,10 @@
 
 #include "common/file_util.h"
 #include "common/logging/log.h"
+#include "common/microprofile.h"
 #include "common/string_util.h"
 #include "core/arm/exclusive_monitor.h"
 #include "core/core.h"
-#include "core/core_manager.h"
 #include "core/core_timing.h"
 #include "core/cpu_manager.h"
 #include "core/device_memory.h"
@@ -51,6 +51,11 @@
 #include "video_core/renderer_base.h"
 #include "video_core/video_core.h"
 
+MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU0, "ARM JIT", "Dynarmic CPU 0", MP_RGB(255, 64, 64));
+MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU1, "ARM JIT", "Dynarmic CPU 1", MP_RGB(255, 64, 64));
+MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU2, "ARM JIT", "Dynarmic CPU 2", MP_RGB(255, 64, 64));
+MICROPROFILE_DEFINE(ARM_Jit_Dynarmic_CPU3, "ARM JIT", "Dynarmic CPU 3", MP_RGB(255, 64, 64));
+
 namespace Core {
 
 namespace {
@@ -117,23 +122,22 @@ struct System::Impl {
         : kernel{system}, fs_controller{system}, memory{system},
           cpu_manager{system}, reporter{system}, applet_manager{system} {}
 
-    CoreManager& CurrentCoreManager() {
-        return cpu_manager.GetCurrentCoreManager();
-    }
-
-    Kernel::PhysicalCore& CurrentPhysicalCore() {
-        const auto index = cpu_manager.GetActiveCoreIndex();
-        return kernel.PhysicalCore(index);
-    }
-
-    Kernel::PhysicalCore& GetPhysicalCore(std::size_t index) {
-        return kernel.PhysicalCore(index);
-    }
-
-    ResultStatus RunLoop(bool tight_loop) {
+    ResultStatus Run() {
         status = ResultStatus::Success;
 
-        cpu_manager.RunLoop(tight_loop);
+        kernel.Suspend(false);
+        core_timing.SyncPause(false);
+        cpu_manager.Pause(false);
+
+        return status;
+    }
+
+    ResultStatus Pause() {
+        status = ResultStatus::Success;
+
+        core_timing.SyncPause(true);
+        kernel.Suspend(true);
+        cpu_manager.Pause(true);
 
         return status;
     }
@@ -143,14 +147,22 @@ struct System::Impl {
 
         device_memory = std::make_unique<Core::DeviceMemory>(system);
 
-        core_timing.Initialize();
+        is_multicore = Settings::values.use_multi_core.GetValue();
+        is_async_gpu = is_multicore || Settings::values.use_asynchronous_gpu_emulation.GetValue();
+
+        kernel.SetMulticore(is_multicore);
+        cpu_manager.SetMulticore(is_multicore);
+        cpu_manager.SetAsyncGpu(is_async_gpu);
+        core_timing.SetMulticore(is_multicore);
+
+        core_timing.Initialize([&system]() { system.RegisterHostThread(); });
         kernel.Initialize();
         cpu_manager.Initialize();
 
         const auto current_time = std::chrono::duration_cast<std::chrono::seconds>(
             std::chrono::system_clock::now().time_since_epoch());
         Settings::values.custom_rtc_differential =
-            Settings::values.custom_rtc.value_or(current_time) - current_time;
+            Settings::values.custom_rtc.GetValue().value_or(current_time) - current_time;
 
         // Create a default fs if one doesn't already exist.
         if (virtual_filesystem == nullptr)
@@ -180,6 +192,11 @@ struct System::Impl {
         is_powered_on = true;
         exit_lock = false;
 
+        microprofile_dynarmic[0] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU0);
+        microprofile_dynarmic[1] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU1);
+        microprofile_dynarmic[2] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU2);
+        microprofile_dynarmic[3] = MICROPROFILE_TOKEN(ARM_Jit_Dynarmic_CPU3);
+
         LOG_DEBUG(Core, "Initialized OK");
 
         return ResultStatus::Success;
@@ -277,8 +294,6 @@ struct System::Impl {
         service_manager.reset();
         cheat_engine.reset();
         telemetry_session.reset();
-        perf_stats.reset();
-        gpu_core.reset();
         device_memory.reset();
 
         // Close all CPU/threading state
@@ -290,6 +305,8 @@ struct System::Impl {
 
         // Close app loader
         app_loader.reset();
+        gpu_core.reset();
+        perf_stats.reset();
 
         // Clear all applets
         applet_manager.ClearAll();
@@ -382,25 +399,35 @@ struct System::Impl {
 
     std::unique_ptr<Core::PerfStats> perf_stats;
     Core::FrameLimiter frame_limiter;
+
+    bool is_multicore{};
+    bool is_async_gpu{};
+
+    std::array<u64, Core::Hardware::NUM_CPU_CORES> dynarmic_ticks{};
+    std::array<MicroProfileToken, Core::Hardware::NUM_CPU_CORES> microprofile_dynarmic{};
 };
 
 System::System() : impl{std::make_unique<Impl>(*this)} {}
 System::~System() = default;
 
-CoreManager& System::CurrentCoreManager() {
-    return impl->CurrentCoreManager();
+CpuManager& System::GetCpuManager() {
+    return impl->cpu_manager;
 }
 
-const CoreManager& System::CurrentCoreManager() const {
-    return impl->CurrentCoreManager();
+const CpuManager& System::GetCpuManager() const {
+    return impl->cpu_manager;
 }
 
-System::ResultStatus System::RunLoop(bool tight_loop) {
-    return impl->RunLoop(tight_loop);
+System::ResultStatus System::Run() {
+    return impl->Run();
+}
+
+System::ResultStatus System::Pause() {
+    return impl->Pause();
 }
 
 System::ResultStatus System::SingleStep() {
-    return RunLoop(false);
+    return ResultStatus::Success;
 }
 
 void System::InvalidateCpuInstructionCaches() {
@@ -416,7 +443,7 @@ bool System::IsPoweredOn() const {
 }
 
 void System::PrepareReschedule() {
-    impl->CurrentPhysicalCore().Stop();
+    // Deprecated, does nothing, kept for backward compatibility.
 }
 
 void System::PrepareReschedule(const u32 core_index) {
@@ -436,31 +463,41 @@ const TelemetrySession& System::TelemetrySession() const {
 }
 
 ARM_Interface& System::CurrentArmInterface() {
-    return impl->CurrentPhysicalCore().ArmInterface();
+    return impl->kernel.CurrentScheduler().GetCurrentThread()->ArmInterface();
 }
 
 const ARM_Interface& System::CurrentArmInterface() const {
-    return impl->CurrentPhysicalCore().ArmInterface();
+    return impl->kernel.CurrentScheduler().GetCurrentThread()->ArmInterface();
 }
 
 std::size_t System::CurrentCoreIndex() const {
-    return impl->cpu_manager.GetActiveCoreIndex();
+    std::size_t core = impl->kernel.GetCurrentHostThreadID();
+    ASSERT(core < Core::Hardware::NUM_CPU_CORES);
+    return core;
 }
 
 Kernel::Scheduler& System::CurrentScheduler() {
-    return impl->CurrentPhysicalCore().Scheduler();
+    return impl->kernel.CurrentScheduler();
 }
 
 const Kernel::Scheduler& System::CurrentScheduler() const {
-    return impl->CurrentPhysicalCore().Scheduler();
+    return impl->kernel.CurrentScheduler();
+}
+
+Kernel::PhysicalCore& System::CurrentPhysicalCore() {
+    return impl->kernel.CurrentPhysicalCore();
+}
+
+const Kernel::PhysicalCore& System::CurrentPhysicalCore() const {
+    return impl->kernel.CurrentPhysicalCore();
 }
 
 Kernel::Scheduler& System::Scheduler(std::size_t core_index) {
-    return impl->GetPhysicalCore(core_index).Scheduler();
+    return impl->kernel.Scheduler(core_index);
 }
 
 const Kernel::Scheduler& System::Scheduler(std::size_t core_index) const {
-    return impl->GetPhysicalCore(core_index).Scheduler();
+    return impl->kernel.Scheduler(core_index);
 }
 
 /// Gets the global scheduler
@@ -490,20 +527,15 @@ const Kernel::Process* System::CurrentProcess() const {
 }
 
 ARM_Interface& System::ArmInterface(std::size_t core_index) {
-    return impl->GetPhysicalCore(core_index).ArmInterface();
+    auto* thread = impl->kernel.Scheduler(core_index).GetCurrentThread();
+    ASSERT(thread && !thread->IsHLEThread());
+    return thread->ArmInterface();
 }
 
 const ARM_Interface& System::ArmInterface(std::size_t core_index) const {
-    return impl->GetPhysicalCore(core_index).ArmInterface();
-}
-
-CoreManager& System::GetCoreManager(std::size_t core_index) {
-    return impl->cpu_manager.GetCoreManager(core_index);
-}
-
-const CoreManager& System::GetCoreManager(std::size_t core_index) const {
-    ASSERT(core_index < NUM_CPU_CORES);
-    return impl->cpu_manager.GetCoreManager(core_index);
+    auto* thread = impl->kernel.Scheduler(core_index).GetCurrentThread();
+    ASSERT(thread && !thread->IsHLEThread());
+    return thread->ArmInterface();
 }
 
 ExclusiveMonitor& System::Monitor() {
@@ -722,4 +754,18 @@ void System::RegisterHostThread() {
     impl->kernel.RegisterHostThread();
 }
 
+void System::EnterDynarmicProfile() {
+    std::size_t core = impl->kernel.GetCurrentHostThreadID();
+    impl->dynarmic_ticks[core] = MicroProfileEnter(impl->microprofile_dynarmic[core]);
+}
+
+void System::ExitDynarmicProfile() {
+    std::size_t core = impl->kernel.GetCurrentHostThreadID();
+    MicroProfileLeave(impl->microprofile_dynarmic[core], impl->dynarmic_ticks[core]);
+}
+
+bool System::IsMulticore() const {
+    return impl->is_multicore;
+}
+
 } // namespace Core

src/core/core.h

@@ -27,6 +27,7 @@ class VfsFilesystem;
 namespace Kernel {
 class GlobalScheduler;
 class KernelCore;
+class PhysicalCore;
 class Process;
 class Scheduler;
 } // namespace Kernel
@@ -90,7 +91,7 @@ class InterruptManager;
 namespace Core {
 
 class ARM_Interface;
-class CoreManager;
+class CpuManager;
 class DeviceMemory;
 class ExclusiveMonitor;
 class FrameLimiter;
@@ -136,16 +137,16 @@ public:
     };
 
     /**
-     * Run the core CPU loop
-     * This function runs the core for the specified number of CPU instructions before trying to
-     * update hardware. This is much faster than SingleStep (and should be equivalent), as the CPU
-     * is not required to do a full dispatch with each instruction. NOTE: the number of instructions
-     * requested is not guaranteed to run, as this will be interrupted preemptively if a hardware
-     * update is requested (e.g. on a thread switch).
-     * @param tight_loop If false, the CPU single-steps.
-     * @return Result status, indicating whether or not the operation succeeded.
+     * Run the OS and Application
+     * This function will start emulation and run the relevant devices
      */
-    ResultStatus RunLoop(bool tight_loop = true);
+    ResultStatus Run();
+
+    /**
+     * Pause the OS and Application
+     * This function will pause emulation and stop the relevant devices
+     */
+    ResultStatus Pause();
 
     /**
      * Step the CPU one instruction
@@ -209,17 +210,21 @@ public:
     /// Gets the scheduler for the CPU core that is currently running
     const Kernel::Scheduler& CurrentScheduler() const;
 
+    /// Gets the physical core for the CPU core that is currently running
+    Kernel::PhysicalCore& CurrentPhysicalCore();
+
+    /// Gets the physical core for the CPU core that is currently running
+    const Kernel::PhysicalCore& CurrentPhysicalCore() const;
+
     /// Gets a reference to an ARM interface for the CPU core with the specified index
     ARM_Interface& ArmInterface(std::size_t core_index);
 
     /// Gets a const reference to an ARM interface from the CPU core with the specified index
     const ARM_Interface& ArmInterface(std::size_t core_index) const;
 
-    /// Gets a CPU interface to the CPU core with the specified index
-    CoreManager& GetCoreManager(std::size_t core_index);
+    CpuManager& GetCpuManager();
 
-    /// Gets a CPU interface to the CPU core with the specified index
-    const CoreManager& GetCoreManager(std::size_t core_index) const;
+    const CpuManager& GetCpuManager() const;
 
     /// Gets a reference to the exclusive monitor
     ExclusiveMonitor& Monitor();
@@ -370,15 +375,18 @@ public:
     /// Register a host thread as an auxiliary thread.
     void RegisterHostThread();
 
+    /// Enter Dynarmic Microprofile
+    void EnterDynarmicProfile();
+
+    /// Exit Dynarmic Microprofile
+    void ExitDynarmicProfile();
+
+    /// Tells if system is running on multicore.
+    bool IsMulticore() const;
+
 private:
     System();
 
-    /// Returns the currently running CPU core
-    CoreManager& CurrentCoreManager();
-
-    /// Returns the currently running CPU core
-    const CoreManager& CurrentCoreManager() const;
-
     /**
      * Initialize the emulated system.
      * @param emu_window Reference to the host-system window used for video output and keyboard

src/core/core_manager.cpp

@@ -1,67 +0,0 @@
-// Copyright 2018 yuzu emulator team
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#include <condition_variable>
-#include <mutex>
-
-#include "common/logging/log.h"
-#include "core/arm/exclusive_monitor.h"
-#include "core/arm/unicorn/arm_unicorn.h"
-#include "core/core.h"
-#include "core/core_manager.h"
-#include "core/core_timing.h"
-#include "core/hle/kernel/kernel.h"
-#include "core/hle/kernel/physical_core.h"
-#include "core/hle/kernel/scheduler.h"
-#include "core/hle/kernel/thread.h"
-#include "core/hle/lock.h"
-#include "core/settings.h"
-
-namespace Core {
-
-CoreManager::CoreManager(System& system, std::size_t core_index)
-    : global_scheduler{system.GlobalScheduler()}, physical_core{system.Kernel().PhysicalCore(
-                                                      core_index)},
-      core_timing{system.CoreTiming()}, core_index{core_index} {}
-
-CoreManager::~CoreManager() = default;
-
-void CoreManager::RunLoop(bool tight_loop) {
-    Reschedule();
-
-    // If we don't have a currently active thread then don't execute instructions,
-    // instead advance to the next event and try to yield to the next thread
-    if (Kernel::GetCurrentThread() == nullptr) {
-        LOG_TRACE(Core, "Core-{} idling", core_index);
-        core_timing.Idle();
-    } else {
-        if (tight_loop) {
-            physical_core.Run();
-        } else {
-            physical_core.Step();
-        }
-    }
-    core_timing.Advance();
-
-    Reschedule();
-}
-
-void CoreManager::SingleStep() {
-    return RunLoop(false);
-}
-
-void CoreManager::PrepareReschedule() {
-    physical_core.Stop();
-}
-
-void CoreManager::Reschedule() {
-    // Lock the global kernel mutex when we manipulate the HLE state
-    std::lock_guard lock(HLE::g_hle_lock);
-
-    global_scheduler.SelectThread(core_index);
-
-    physical_core.Scheduler().TryDoContextSwitch();
-}
-
-} // namespace Core

src/core/core_manager.h

@@ -1,63 +0,0 @@
-// Copyright 2018 yuzu emulator team
-// Licensed under GPLv2 or any later version
-// Refer to the license.txt file included.
-
-#pragma once
-
-#include <atomic>
-#include <cstddef>
-#include <memory>
-#include "common/common_types.h"
-
-namespace Kernel {
-class GlobalScheduler;
-class PhysicalCore;
-} // namespace Kernel
-
-namespace Core {
-class System;
-}
-
-namespace Core::Timing {
-class CoreTiming;
-}
-
-namespace Core::Memory {
-class Memory;
-}
-
-namespace Core {
-
-constexpr unsigned NUM_CPU_CORES{4};
-
-class CoreManager {
-public:
-    CoreManager(System& system, std::size_t core_index);
-    ~CoreManager();
-
-    void RunLoop(bool tight_loop = true);
-
-    void SingleStep();
-
-    void PrepareReschedule();
-
-    bool IsMainCore() const {
-        return core_index == 0;
-    }
-
-    std::size_t CoreIndex() const {
-        return core_index;
-    }
-
-private:
-    void Reschedule();
-
-    Kernel::GlobalScheduler& global_scheduler;
-    Kernel::PhysicalCore& physical_core;
-    Timing::CoreTiming& core_timing;
-
-    std::atomic<bool> reschedule_pending = false;
-    std::size_t core_index;
-};
-
-} // namespace Core

src/core/core_timing.cpp

@@ -1,29 +1,27 @@
-// Copyright 2008 Dolphin Emulator Project / 2017 Citra Emulator Project
-// Licensed under GPLv2+
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
-#include "core/core_timing.h"
-
 #include <algorithm>
 #include <mutex>
 #include <string>
 #include <tuple>
 
 #include "common/assert.h"
-#include "common/thread.h"
+#include "common/microprofile.h"
+#include "core/core_timing.h"
 #include "core/core_timing_util.h"
-#include "core/hardware_properties.h"
 
 namespace Core::Timing {
 
-constexpr int MAX_SLICE_LENGTH = 10000;
+constexpr u64 MAX_SLICE_LENGTH = 4000;
 
 std::shared_ptr<EventType> CreateEvent(std::string name, TimedCallback&& callback) {
     return std::make_shared<EventType>(std::move(callback), std::move(name));
 }
 
 struct CoreTiming::Event {
-    s64 time;
+    u64 time;
     u64 fifo_order;
     u64 userdata;
     std::weak_ptr<EventType> type;
@@ -39,51 +37,90 @@ struct CoreTiming::Event {
     }
 };
 
-CoreTiming::CoreTiming() = default;
+CoreTiming::CoreTiming() {
+    clock =
+        Common::CreateBestMatchingClock(Core::Hardware::BASE_CLOCK_RATE, Core::Hardware::CNTFREQ);
+}
+
 CoreTiming::~CoreTiming() = default;
 
-void CoreTiming::Initialize() {
-    downcounts.fill(MAX_SLICE_LENGTH);
-    time_slice.fill(MAX_SLICE_LENGTH);
-    slice_length = MAX_SLICE_LENGTH;
-    global_timer = 0;
-    idled_cycles = 0;
-    current_context = 0;
-
-    // The time between CoreTiming being initialized and the first call to Advance() is considered
-    // the slice boundary between slice -1 and slice 0. Dispatcher loops must call Advance() before
-    // executing the first cycle of each slice to prepare the slice length and downcount for
-    // that slice.
-    is_global_timer_sane = true;
+void CoreTiming::ThreadEntry(CoreTiming& instance) {
+    constexpr char name[] = "yuzu:HostTiming";
+    MicroProfileOnThreadCreate(name);
+    Common::SetCurrentThreadName(name);
+    Common::SetCurrentThreadPriority(Common::ThreadPriority::VeryHigh);
+    instance.on_thread_init();
+    instance.ThreadLoop();
+}
 
+void CoreTiming::Initialize(std::function<void(void)>&& on_thread_init_) {
+    on_thread_init = std::move(on_thread_init_);
     event_fifo_id = 0;
-
+    shutting_down = false;
+    ticks = 0;
     const auto empty_timed_callback = [](u64, s64) {};
     ev_lost = CreateEvent("_lost_event", empty_timed_callback);
+    if (is_multicore) {
+        timer_thread = std::make_unique<std::thread>(ThreadEntry, std::ref(*this));
+    }
 }
 
 void CoreTiming::Shutdown() {
+    paused = true;
+    shutting_down = true;
+    pause_event.Set();
+    event.Set();
+    if (timer_thread) {
+        timer_thread->join();
+    }
     ClearPendingEvents();
+    timer_thread.reset();
+    has_started = false;
 }
 
-void CoreTiming::ScheduleEvent(s64 cycles_into_future, const std::shared_ptr<EventType>& event_type,
-                               u64 userdata) {
-    std::lock_guard guard{inner_mutex};
-    const s64 timeout = GetTicks() + cycles_into_future;
+void CoreTiming::Pause(bool is_paused) {
+    paused = is_paused;
+    pause_event.Set();
+}
 
-    // If this event needs to be scheduled before the next advance(), force one early
-    if (!is_global_timer_sane) {
-        ForceExceptionCheck(cycles_into_future);
+void CoreTiming::SyncPause(bool is_paused) {
+    if (is_paused == paused && paused_set == paused) {
+        return;
     }
+    Pause(is_paused);
+    if (timer_thread) {
+        if (!is_paused) {
+            pause_event.Set();
+        }
+        event.Set();
+        while (paused_set != is_paused)
+            ;
+    }
+}
 
-    event_queue.emplace_back(Event{timeout, event_fifo_id++, userdata, event_type});
+bool CoreTiming::IsRunning() const {
+    return !paused_set;
+}
 
-    std::push_heap(event_queue.begin(), event_queue.end(), std::greater<>());
+bool CoreTiming::HasPendingEvents() const {
+    return !(wait_set && event_queue.empty());
+}
+
+void CoreTiming::ScheduleEvent(s64 ns_into_future, const std::shared_ptr<EventType>& event_type,
+                               u64 userdata) {
+    {
+        std::scoped_lock scope{basic_lock};
+        const u64 timeout = static_cast<u64>(GetGlobalTimeNs().count() + ns_into_future);
+
+        event_queue.emplace_back(Event{timeout, event_fifo_id++, userdata, event_type});
+
+        std::push_heap(event_queue.begin(), event_queue.end(), std::greater<>());
+    }
+    event.Set();
 }
 
 void CoreTiming::UnscheduleEvent(const std::shared_ptr<EventType>& event_type, u64 userdata) {
-    std::lock_guard guard{inner_mutex};
-
+    std::scoped_lock scope{basic_lock};
     const auto itr = std::remove_if(event_queue.begin(), event_queue.end(), [&](const Event& e) {
         return e.type.lock().get() == event_type.get() && e.userdata == userdata;
     });
@@ -95,21 +132,39 @@ void CoreTiming::UnscheduleEvent(const std::shared_ptr<EventType>& event_type, u
     }
 }
 
-u64 CoreTiming::GetTicks() const {
-    u64 ticks = static_cast<u64>(global_timer);
-    if (!is_global_timer_sane) {
-        ticks += accumulated_ticks;
+void CoreTiming::AddTicks(u64 ticks) {
+    this->ticks += ticks;
+    downcount -= ticks;
+}
+
+void CoreTiming::Idle() {
+    if (!event_queue.empty()) {
+        const u64 next_event_time = event_queue.front().time;
+        const u64 next_ticks = nsToCycles(std::chrono::nanoseconds(next_event_time)) + 10U;
+        if (next_ticks > ticks) {
+            ticks = next_ticks;
+        }
+        return;
+    }
+    ticks += 1000U;
+}
+
+void CoreTiming::ResetTicks() {
+    downcount = MAX_SLICE_LENGTH;
+}
+
+u64 CoreTiming::GetCPUTicks() const {
+    if (is_multicore) {
+        return clock->GetCPUCycles();
     }
     return ticks;
 }
 
-u64 CoreTiming::GetIdleTicks() const {
-    return static_cast<u64>(idled_cycles);
-}
-
-void CoreTiming::AddTicks(u64 ticks) {
-    accumulated_ticks += ticks;
-    downcounts[current_context] -= static_cast<s64>(ticks);
+u64 CoreTiming::GetClockTicks() const {
+    if (is_multicore) {
+        return clock->GetClockCycles();
+    }
+    return CpuCyclesToClockCycles(ticks);
 }
 
 void CoreTiming::ClearPendingEvents() {
@@ -117,7 +172,7 @@ void CoreTiming::ClearPendingEvents() {
 }
 
 void CoreTiming::RemoveEvent(const std::shared_ptr<EventType>& event_type) {
-    std::lock_guard guard{inner_mutex};
+    std::scoped_lock lock{basic_lock};
 
     const auto itr = std::remove_if(event_queue.begin(), event_queue.end(), [&](const Event& e) {
         return e.type.lock().get() == event_type.get();
@@ -130,97 +185,68 @@ void CoreTiming::RemoveEvent(const std::shared_ptr<EventType>& event_type) {
     }
 }
 
-void CoreTiming::ForceExceptionCheck(s64 cycles) {
-    cycles = std::max<s64>(0, cycles);
-    if (downcounts[current_context] <= cycles) {
-        return;
-    }
-
-    // downcount is always (much) smaller than MAX_INT so we can safely cast cycles to an int
-    // here. Account for cycles already executed by adjusting the g.slice_length
-    downcounts[current_context] = static_cast<int>(cycles);
-}
-
-std::optional<u64> CoreTiming::NextAvailableCore(const s64 needed_ticks) const {
-    const u64 original_context = current_context;
-    u64 next_context = (original_context + 1) % num_cpu_cores;
-    while (next_context != original_context) {
-        if (time_slice[next_context] >= needed_ticks) {
-            return {next_context};
-        } else if (time_slice[next_context] >= 0) {
-            return std::nullopt;
-        }
-        next_context = (next_context + 1) % num_cpu_cores;
-    }
-    return std::nullopt;
-}
-
-void CoreTiming::Advance() {
-    std::unique_lock<std::mutex> guard(inner_mutex);
-
-    const u64 cycles_executed = accumulated_ticks;
-    time_slice[current_context] = std::max<s64>(0, time_slice[current_context] - accumulated_ticks);
-    global_timer += cycles_executed;
-
-    is_global_timer_sane = true;
+std::optional<s64> CoreTiming::Advance() {
+    std::scoped_lock lock{advance_lock, basic_lock};
+    global_timer = GetGlobalTimeNs().count();
 
     while (!event_queue.empty() && event_queue.front().time <= global_timer) {
         Event evt = std::move(event_queue.front());
         std::pop_heap(event_queue.begin(), event_queue.end(), std::greater<>());
         event_queue.pop_back();
-        inner_mutex.unlock();
+        basic_lock.unlock();
 
         if (auto event_type{evt.type.lock()}) {
             event_type->callback(evt.userdata, global_timer - evt.time);
         }
 
-        inner_mutex.lock();
+        basic_lock.lock();
+        global_timer = GetGlobalTimeNs().count();
     }
 
-    is_global_timer_sane = false;
-
-    // Still events left (scheduled in the future)
     if (!event_queue.empty()) {
-        const s64 needed_ticks =
-            std::min<s64>(event_queue.front().time - global_timer, MAX_SLICE_LENGTH);
-        const auto next_core = NextAvailableCore(needed_ticks);
-        if (next_core) {
-            downcounts[*next_core] = needed_ticks;
+        const s64 next_time = event_queue.front().time - global_timer;
+        return next_time;
+    } else {
+        return std::nullopt;
+    }
+}
+
+void CoreTiming::ThreadLoop() {
+    has_started = true;
+    while (!shutting_down) {
+        while (!paused) {
+            paused_set = false;
+            const auto next_time = Advance();
+            if (next_time) {
+                if (*next_time > 0) {
+                    std::chrono::nanoseconds next_time_ns = std::chrono::nanoseconds(*next_time);
+                    event.WaitFor(next_time_ns);
+                }
+            } else {
+                wait_set = true;
+                event.Wait();
+            }
+            wait_set = false;
         }
+        paused_set = true;
+        clock->Pause(true);
+        pause_event.Wait();
+        clock->Pause(false);
     }
-
-    accumulated_ticks = 0;
-
-    downcounts[current_context] = time_slice[current_context];
 }
 
-void CoreTiming::ResetRun() {
-    downcounts.fill(MAX_SLICE_LENGTH);
-    time_slice.fill(MAX_SLICE_LENGTH);
-    current_context = 0;
-    // Still events left (scheduled in the future)
-    if (!event_queue.empty()) {
-        const s64 needed_ticks =
-            std::min<s64>(event_queue.front().time - global_timer, MAX_SLICE_LENGTH);
-        downcounts[current_context] = needed_ticks;
+std::chrono::nanoseconds CoreTiming::GetGlobalTimeNs() const {
+    if (is_multicore) {
+        return clock->GetTimeNS();
     }
-
-    is_global_timer_sane = false;
-    accumulated_ticks = 0;
-}
-
-void CoreTiming::Idle() {
-    accumulated_ticks += downcounts[current_context];
-    idled_cycles += downcounts[current_context];
-    downcounts[current_context] = 0;
+    return CyclesToNs(ticks);
 }
 
 std::chrono::microseconds CoreTiming::GetGlobalTimeUs() const {
-    return std::chrono::microseconds{GetTicks() * 1000000 / Hardware::BASE_CLOCK_RATE};
-}
-
-s64 CoreTiming::GetDowncount() const {
-    return downcounts[current_context];
+    if (is_multicore) {
+        return clock->GetTimeUS();
+    }
+    return CyclesToUs(ticks);
 }
 
 } // namespace Core::Timing

src/core/core_timing.h

@@ -1,19 +1,25 @@
-// Copyright 2008 Dolphin Emulator Project / 2017 Citra Emulator Project
-// Licensed under GPLv2+
+// Copyright 2020 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
 #pragma once
 
+#include <atomic>
 #include <chrono>
 #include <functional>
 #include <memory>
 #include <mutex>
 #include <optional>
 #include <string>
+#include <thread>
 #include <vector>
 
 #include "common/common_types.h"
+#include "common/spin_lock.h"
+#include "common/thread.h"
 #include "common/threadsafe_queue.h"
+#include "common/wall_clock.h"
+#include "core/hardware_properties.h"
 
 namespace Core::Timing {
 
@@ -56,16 +62,40 @@ public:
 
     /// CoreTiming begins at the boundary of timing slice -1. An initial call to Advance() is
     /// required to end slice - 1 and start slice 0 before the first cycle of code is executed.
-    void Initialize();
+    void Initialize(std::function<void(void)>&& on_thread_init_);
 
     /// Tears down all timing related functionality.
     void Shutdown();
 
-    /// After the first Advance, the slice lengths and the downcount will be reduced whenever an
-    /// event is scheduled earlier than the current values.
-    ///
-    /// Scheduling from a callback will not update the downcount until the Advance() completes.
-    void ScheduleEvent(s64 cycles_into_future, const std::shared_ptr<EventType>& event_type,
+    /// Sets if emulation is multicore or single core, must be set before Initialize
+    void SetMulticore(bool is_multicore) {
+        this->is_multicore = is_multicore;
+    }
+
+    /// Check if it's using host timing.
+    bool IsHostTiming() const {
+        return is_multicore;
+    }
+
+    /// Pauses/Unpauses the execution of the timer thread.
+    void Pause(bool is_paused);
+
+    /// Pauses/Unpauses the execution of the timer thread and waits until paused.
+    void SyncPause(bool is_paused);
+
+    /// Checks if core timing is running.
+    bool IsRunning() const;
+
+    /// Checks if the timer thread has started.
+    bool HasStarted() const {
+        return has_started;
+    }
+
+    /// Checks if there are any pending time events.
+    bool HasPendingEvents() const;
+
+    /// Schedules an event in core timing
+    void ScheduleEvent(s64 ns_into_future, const std::shared_ptr<EventType>& event_type,
                        u64 userdata = 0);
 
     void UnscheduleEvent(const std::shared_ptr<EventType>& event_type, u64 userdata);
@@ -73,41 +103,30 @@ public:
     /// We only permit one event of each type in the queue at a time.
     void RemoveEvent(const std::shared_ptr<EventType>& event_type);
 
-    void ForceExceptionCheck(s64 cycles);
-
-    /// This should only be called from the emu thread, if you are calling it any other thread,
-    /// you are doing something evil
-    u64 GetTicks() const;
-
-    u64 GetIdleTicks() const;
-
     void AddTicks(u64 ticks);
 
-    /// Advance must be called at the beginning of dispatcher loops, not the end. Advance() ends
-    /// the previous timing slice and begins the next one, you must Advance from the previous
-    /// slice to the current one before executing any cycles. CoreTiming starts in slice -1 so an
-    /// Advance() is required to initialize the slice length before the first cycle of emulated
-    /// instructions is executed.
-    void Advance();
+    void ResetTicks();
 
-    /// Pretend that the main CPU has executed enough cycles to reach the next event.
     void Idle();
 
+    s64 GetDowncount() const {
+        return downcount;
+    }
+
+    /// Returns current time in emulated CPU cycles
+    u64 GetCPUTicks() const;
+
+    /// Returns current time in emulated in Clock cycles
+    u64 GetClockTicks() const;
+
+    /// Returns current time in microseconds.
     std::chrono::microseconds GetGlobalTimeUs() const;
 
-    void ResetRun();
+    /// Returns current time in nanoseconds.
+    std::chrono::nanoseconds GetGlobalTimeNs() const;
 
-    s64 GetDowncount() const;
-
-    void SwitchContext(u64 new_context) {
-        current_context = new_context;
-    }
-
-    bool CanCurrentContextRun() const {
-        return time_slice[current_context] > 0;
-    }
-
-    std::optional<u64> NextAvailableCore(const s64 needed_ticks) const;
+    /// Checks for events manually and returns time in nanoseconds for next event, threadsafe.
+    std::optional<s64> Advance();
 
 private:
     struct Event;
@@ -115,21 +134,14 @@ private:
     /// Clear all pending events. This should ONLY be done on exit.
     void ClearPendingEvents();
 
-    static constexpr u64 num_cpu_cores = 4;
+    static void ThreadEntry(CoreTiming& instance);
+    void ThreadLoop();
 
-    s64 global_timer = 0;
-    s64 idled_cycles = 0;
-    s64 slice_length = 0;
-    u64 accumulated_ticks = 0;
-    std::array<s64, num_cpu_cores> downcounts{};
-    // Slice of time assigned to each core per run.
-    std::array<s64, num_cpu_cores> time_slice{};
-    u64 current_context = 0;
+    std::unique_ptr<Common::WallClock> clock;
 
-    // Are we in a function that has been called from Advance()
-    // If events are scheduled from a function that gets called from Advance(),
-    // don't change slice_length and downcount.
-    bool is_global_timer_sane = false;
+    u64 global_timer = 0;
+
+    std::chrono::nanoseconds start_point;
 
     // The queue is a min-heap using std::make_heap/push_heap/pop_heap.
     // We don't use std::priority_queue because we need to be able to serialize, unserialize and
@@ -139,8 +151,23 @@ private:
     u64 event_fifo_id = 0;
 
     std::shared_ptr<EventType> ev_lost;
+    Common::Event event{};
+    Common::Event pause_event{};
+    Common::SpinLock basic_lock{};
+    Common::SpinLock advance_lock{};
+    std::unique_ptr<std::thread> timer_thread;
+    std::atomic<bool> paused{};
+    std::atomic<bool> paused_set{};
+    std::atomic<bool> wait_set{};
+    std::atomic<bool> shutting_down{};
+    std::atomic<bool> has_started{};
+    std::function<void(void)> on_thread_init{};
 
-    std::mutex inner_mutex;
+    bool is_multicore{};
+
+    /// Cycle timing
+    u64 ticks{};
+    s64 downcount{};
 };
 
 /// Creates a core timing event with the given name and callback.

src/core/core_timing_util.cpp

@@ -38,15 +38,23 @@ s64 usToCycles(std::chrono::microseconds us) {
 }
 
 s64 nsToCycles(std::chrono::nanoseconds ns) {
-    if (static_cast<u64>(ns.count() / 1000000000) > MAX_VALUE_TO_MULTIPLY) {
-        LOG_ERROR(Core_Timing, "Integer overflow, use max value");
-        return std::numeric_limits<s64>::max();
-    }
-    if (static_cast<u64>(ns.count()) > MAX_VALUE_TO_MULTIPLY) {
-        LOG_DEBUG(Core_Timing, "Time very big, do rounding");
-        return Hardware::BASE_CLOCK_RATE * (ns.count() / 1000000000);
-    }
-    return (Hardware::BASE_CLOCK_RATE * ns.count()) / 1000000000;
+    const u128 temporal = Common::Multiply64Into128(ns.count(), Hardware::BASE_CLOCK_RATE);
+    return Common::Divide128On32(temporal, static_cast<u32>(1000000000)).first;
+}
+
+u64 msToClockCycles(std::chrono::milliseconds ns) {
+    const u128 temp = Common::Multiply64Into128(ns.count(), Hardware::CNTFREQ);
+    return Common::Divide128On32(temp, 1000).first;
+}
+
+u64 usToClockCycles(std::chrono::microseconds ns) {
+    const u128 temp = Common::Multiply64Into128(ns.count(), Hardware::CNTFREQ);
+    return Common::Divide128On32(temp, 1000000).first;
+}
+
+u64 nsToClockCycles(std::chrono::nanoseconds ns) {
+    const u128 temp = Common::Multiply64Into128(ns.count(), Hardware::CNTFREQ);
+    return Common::Divide128On32(temp, 1000000000).first;
 }
 
 u64 CpuCyclesToClockCycles(u64 ticks) {
@@ -54,4 +62,22 @@ u64 CpuCyclesToClockCycles(u64 ticks) {
     return Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first;
 }
 
+std::chrono::milliseconds CyclesToMs(s64 cycles) {
+    const u128 temporal = Common::Multiply64Into128(cycles, 1000);
+    u64 ms = Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first;
+    return std::chrono::milliseconds(ms);
+}
+
+std::chrono::nanoseconds CyclesToNs(s64 cycles) {
+    const u128 temporal = Common::Multiply64Into128(cycles, 1000000000);
+    u64 ns = Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first;
+    return std::chrono::nanoseconds(ns);
+}
+
+std::chrono::microseconds CyclesToUs(s64 cycles) {
+    const u128 temporal = Common::Multiply64Into128(cycles, 1000000);
+    u64 us = Common::Divide128On32(temporal, static_cast<u32>(Hardware::BASE_CLOCK_RATE)).first;
+    return std::chrono::microseconds(us);
+}
+
 } // namespace Core::Timing

src/core/core_timing_util.h

@@ -13,18 +13,12 @@ namespace Core::Timing {
 s64 msToCycles(std::chrono::milliseconds ms);
 s64 usToCycles(std::chrono::microseconds us);
 s64 nsToCycles(std::chrono::nanoseconds ns);
-
-inline std::chrono::milliseconds CyclesToMs(s64 cycles) {
-    return std::chrono::milliseconds(cycles * 1000 / Hardware::BASE_CLOCK_RATE);
-}
-
-inline std::chrono::nanoseconds CyclesToNs(s64 cycles) {
-    return std::chrono::nanoseconds(cycles * 1000000000 / Hardware::BASE_CLOCK_RATE);
-}
-
-inline std::chrono::microseconds CyclesToUs(s64 cycles) {
-    return std::chrono::microseconds(cycles * 1000000 / Hardware::BASE_CLOCK_RATE);
-}
+u64 msToClockCycles(std::chrono::milliseconds ns);
+u64 usToClockCycles(std::chrono::microseconds ns);
+u64 nsToClockCycles(std::chrono::nanoseconds ns);
+std::chrono::milliseconds CyclesToMs(s64 cycles);
+std::chrono::nanoseconds CyclesToNs(s64 cycles);
+std::chrono::microseconds CyclesToUs(s64 cycles);
 
 u64 CpuCyclesToClockCycles(u64 ticks);
 

src/core/cpu_manager.cpp

@@ -2,80 +2,372 @@
 // Licensed under GPLv2 or any later version
 // Refer to the license.txt file included.
 
+#include "common/fiber.h"
+#include "common/microprofile.h"
+#include "common/thread.h"
 #include "core/arm/exclusive_monitor.h"
 #include "core/core.h"
-#include "core/core_manager.h"
 #include "core/core_timing.h"
 #include "core/cpu_manager.h"
 #include "core/gdbstub/gdbstub.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/physical_core.h"
+#include "core/hle/kernel/scheduler.h"
+#include "core/hle/kernel/thread.h"
+#include "video_core/gpu.h"
 
 namespace Core {
 
 CpuManager::CpuManager(System& system) : system{system} {}
 CpuManager::~CpuManager() = default;
 
+void CpuManager::ThreadStart(CpuManager& cpu_manager, std::size_t core) {
+    cpu_manager.RunThread(core);
+}
+
 void CpuManager::Initialize() {
-    for (std::size_t index = 0; index < core_managers.size(); ++index) {
-        core_managers[index] = std::make_unique<CoreManager>(system, index);
+    running_mode = true;
+    if (is_multicore) {
+        for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+            core_data[core].host_thread =
+                std::make_unique<std::thread>(ThreadStart, std::ref(*this), core);
+        }
+    } else {
+        core_data[0].host_thread = std::make_unique<std::thread>(ThreadStart, std::ref(*this), 0);
     }
 }
 
 void CpuManager::Shutdown() {
-    for (auto& cpu_core : core_managers) {
-        cpu_core.reset();
+    running_mode = false;
+    Pause(false);
+    if (is_multicore) {
+        for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+            core_data[core].host_thread->join();
+            core_data[core].host_thread.reset();
+        }
+    } else {
+        core_data[0].host_thread->join();
+        core_data[0].host_thread.reset();
     }
 }
 
-CoreManager& CpuManager::GetCoreManager(std::size_t index) {
-    return *core_managers.at(index);
+std::function<void(void*)> CpuManager::GetGuestThreadStartFunc() {
+    return std::function<void(void*)>(GuestThreadFunction);
 }
 
-const CoreManager& CpuManager::GetCoreManager(std::size_t index) const {
-    return *core_managers.at(index);
+std::function<void(void*)> CpuManager::GetIdleThreadStartFunc() {
+    return std::function<void(void*)>(IdleThreadFunction);
 }
 
-CoreManager& CpuManager::GetCurrentCoreManager() {
-    // Otherwise, use single-threaded mode active_core variable
-    return *core_managers[active_core];
+std::function<void(void*)> CpuManager::GetSuspendThreadStartFunc() {
+    return std::function<void(void*)>(SuspendThreadFunction);
 }
 
-const CoreManager& CpuManager::GetCurrentCoreManager() const {
-    // Otherwise, use single-threaded mode active_core variable
-    return *core_managers[active_core];
+void CpuManager::GuestThreadFunction(void* cpu_manager_) {
+    CpuManager* cpu_manager = static_cast<CpuManager*>(cpu_manager_);
+    if (cpu_manager->is_multicore) {
+        cpu_manager->MultiCoreRunGuestThread();
+    } else {
+        cpu_manager->SingleCoreRunGuestThread();
+    }
 }
 
-void CpuManager::RunLoop(bool tight_loop) {
-    if (GDBStub::IsServerEnabled()) {
-        GDBStub::HandlePacket();
+void CpuManager::GuestRewindFunction(void* cpu_manager_) {
+    CpuManager* cpu_manager = static_cast<CpuManager*>(cpu_manager_);
+    if (cpu_manager->is_multicore) {
+        cpu_manager->MultiCoreRunGuestLoop();
+    } else {
+        cpu_manager->SingleCoreRunGuestLoop();
+    }
+}
 
-        // If the loop is halted and we want to step, use a tiny (1) number of instructions to
-        // execute. Otherwise, get out of the loop function.
-        if (GDBStub::GetCpuHaltFlag()) {
-            if (GDBStub::GetCpuStepFlag()) {
-                tight_loop = false;
-            } else {
-                return;
+void CpuManager::IdleThreadFunction(void* cpu_manager_) {
+    CpuManager* cpu_manager = static_cast<CpuManager*>(cpu_manager_);
+    if (cpu_manager->is_multicore) {
+        cpu_manager->MultiCoreRunIdleThread();
+    } else {
+        cpu_manager->SingleCoreRunIdleThread();
+    }
+}
+
+void CpuManager::SuspendThreadFunction(void* cpu_manager_) {
+    CpuManager* cpu_manager = static_cast<CpuManager*>(cpu_manager_);
+    if (cpu_manager->is_multicore) {
+        cpu_manager->MultiCoreRunSuspendThread();
+    } else {
+        cpu_manager->SingleCoreRunSuspendThread();
+    }
+}
+
+void* CpuManager::GetStartFuncParamater() {
+    return static_cast<void*>(this);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+///                             MultiCore                                   ///
+///////////////////////////////////////////////////////////////////////////////
+
+void CpuManager::MultiCoreRunGuestThread() {
+    auto& kernel = system.Kernel();
+    {
+        auto& sched = kernel.CurrentScheduler();
+        sched.OnThreadStart();
+    }
+    MultiCoreRunGuestLoop();
+}
+
+void CpuManager::MultiCoreRunGuestLoop() {
+    auto& kernel = system.Kernel();
+    auto* thread = kernel.CurrentScheduler().GetCurrentThread();
+    while (true) {
+        auto* physical_core = &kernel.CurrentPhysicalCore();
+        auto& arm_interface = thread->ArmInterface();
+        system.EnterDynarmicProfile();
+        while (!physical_core->IsInterrupted()) {
+            arm_interface.Run();
+            physical_core = &kernel.CurrentPhysicalCore();
+        }
+        system.ExitDynarmicProfile();
+        arm_interface.ClearExclusiveState();
+        auto& scheduler = kernel.CurrentScheduler();
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::MultiCoreRunIdleThread() {
+    auto& kernel = system.Kernel();
+    while (true) {
+        auto& physical_core = kernel.CurrentPhysicalCore();
+        physical_core.Idle();
+        auto& scheduler = kernel.CurrentScheduler();
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::MultiCoreRunSuspendThread() {
+    auto& kernel = system.Kernel();
+    {
+        auto& sched = kernel.CurrentScheduler();
+        sched.OnThreadStart();
+    }
+    while (true) {
+        auto core = kernel.GetCurrentHostThreadID();
+        auto& scheduler = kernel.CurrentScheduler();
+        Kernel::Thread* current_thread = scheduler.GetCurrentThread();
+        Common::Fiber::YieldTo(current_thread->GetHostContext(), core_data[core].host_context);
+        ASSERT(scheduler.ContextSwitchPending());
+        ASSERT(core == kernel.GetCurrentHostThreadID());
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::MultiCorePause(bool paused) {
+    if (!paused) {
+        bool all_not_barrier = false;
+        while (!all_not_barrier) {
+            all_not_barrier = true;
+            for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+                all_not_barrier &=
+                    !core_data[core].is_running.load() && core_data[core].initialized.load();
             }
         }
-    }
-
-    auto& core_timing = system.CoreTiming();
-    core_timing.ResetRun();
-    bool keep_running{};
-    do {
-        keep_running = false;
-        for (active_core = 0; active_core < NUM_CPU_CORES; ++active_core) {
-            core_timing.SwitchContext(active_core);
-            if (core_timing.CanCurrentContextRun()) {
-                core_managers[active_core]->RunLoop(tight_loop);
-            }
-            keep_running |= core_timing.CanCurrentContextRun();
+        for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+            core_data[core].enter_barrier->Set();
         }
-    } while (keep_running);
-
-    if (GDBStub::IsServerEnabled()) {
-        GDBStub::SetCpuStepFlag(false);
+        if (paused_state.load()) {
+            bool all_barrier = false;
+            while (!all_barrier) {
+                all_barrier = true;
+                for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+                    all_barrier &=
+                        core_data[core].is_paused.load() && core_data[core].initialized.load();
+                }
+            }
+            for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+                core_data[core].exit_barrier->Set();
+            }
+        }
+    } else {
+        /// Wait until all cores are paused.
+        bool all_barrier = false;
+        while (!all_barrier) {
+            all_barrier = true;
+            for (std::size_t core = 0; core < Core::Hardware::NUM_CPU_CORES; core++) {
+                all_barrier &=
+                    core_data[core].is_paused.load() && core_data[core].initialized.load();
+            }
+        }
+        /// Don't release the barrier
     }
+    paused_state = paused;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+///                             SingleCore                                   ///
+///////////////////////////////////////////////////////////////////////////////
+
+void CpuManager::SingleCoreRunGuestThread() {
+    auto& kernel = system.Kernel();
+    {
+        auto& sched = kernel.CurrentScheduler();
+        sched.OnThreadStart();
+    }
+    SingleCoreRunGuestLoop();
+}
+
+void CpuManager::SingleCoreRunGuestLoop() {
+    auto& kernel = system.Kernel();
+    auto* thread = kernel.CurrentScheduler().GetCurrentThread();
+    while (true) {
+        auto* physical_core = &kernel.CurrentPhysicalCore();
+        auto& arm_interface = thread->ArmInterface();
+        system.EnterDynarmicProfile();
+        if (!physical_core->IsInterrupted()) {
+            arm_interface.Run();
+            physical_core = &kernel.CurrentPhysicalCore();
+        }
+        system.ExitDynarmicProfile();
+        thread->SetPhantomMode(true);
+        system.CoreTiming().Advance();
+        thread->SetPhantomMode(false);
+        arm_interface.ClearExclusiveState();
+        PreemptSingleCore();
+        auto& scheduler = kernel.Scheduler(current_core);
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::SingleCoreRunIdleThread() {
+    auto& kernel = system.Kernel();
+    while (true) {
+        auto& physical_core = kernel.CurrentPhysicalCore();
+        PreemptSingleCore(false);
+        system.CoreTiming().AddTicks(1000U);
+        idle_count++;
+        auto& scheduler = physical_core.Scheduler();
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::SingleCoreRunSuspendThread() {
+    auto& kernel = system.Kernel();
+    {
+        auto& sched = kernel.CurrentScheduler();
+        sched.OnThreadStart();
+    }
+    while (true) {
+        auto core = kernel.GetCurrentHostThreadID();
+        auto& scheduler = kernel.CurrentScheduler();
+        Kernel::Thread* current_thread = scheduler.GetCurrentThread();
+        Common::Fiber::YieldTo(current_thread->GetHostContext(), core_data[0].host_context);
+        ASSERT(scheduler.ContextSwitchPending());
+        ASSERT(core == kernel.GetCurrentHostThreadID());
+        scheduler.TryDoContextSwitch();
+    }
+}
+
+void CpuManager::PreemptSingleCore(bool from_running_enviroment) {
+    std::size_t old_core = current_core;
+    auto& scheduler = system.Kernel().Scheduler(old_core);
+    Kernel::Thread* current_thread = scheduler.GetCurrentThread();
+    if (idle_count >= 4 || from_running_enviroment) {
+        if (!from_running_enviroment) {
+            system.CoreTiming().Idle();
+            idle_count = 0;
+        }
+        current_thread->SetPhantomMode(true);
+        system.CoreTiming().Advance();
+        current_thread->SetPhantomMode(false);
+    }
+    current_core.store((current_core + 1) % Core::Hardware::NUM_CPU_CORES);
+    system.CoreTiming().ResetTicks();
+    scheduler.Unload();
+    auto& next_scheduler = system.Kernel().Scheduler(current_core);
+    Common::Fiber::YieldTo(current_thread->GetHostContext(), next_scheduler.ControlContext());
+    /// May have changed scheduler
+    auto& current_scheduler = system.Kernel().Scheduler(current_core);
+    current_scheduler.Reload();
+    auto* currrent_thread2 = current_scheduler.GetCurrentThread();
+    if (!currrent_thread2->IsIdleThread()) {
+        idle_count = 0;
+    }
+}
+
+void CpuManager::SingleCorePause(bool paused) {
+    if (!paused) {
+        bool all_not_barrier = false;
+        while (!all_not_barrier) {
+            all_not_barrier = !core_data[0].is_running.load() && core_data[0].initialized.load();
+        }
+        core_data[0].enter_barrier->Set();
+        if (paused_state.load()) {
+            bool all_barrier = false;
+            while (!all_barrier) {
+                all_barrier = core_data[0].is_paused.load() && core_data[0].initialized.load();
+            }
+            core_data[0].exit_barrier->Set();
+        }
+    } else {
+        /// Wait until all cores are paused.
+        bool all_barrier = false;
+        while (!all_barrier) {
+            all_barrier = core_data[0].is_paused.load() && core_data[0].initialized.load();
+        }
+        /// Don't release the barrier
+    }
+    paused_state = paused;
+}
+
+void CpuManager::Pause(bool paused) {
+    if (is_multicore) {
+        MultiCorePause(paused);
+    } else {
+        SingleCorePause(paused);
+    }
+}
+
+void CpuManager::RunThread(std::size_t core) {
+    /// Initialization
+    system.RegisterCoreThread(core);
+    std::string name;
+    if (is_multicore) {
+        name = "yuzu:CoreCPUThread_" + std::to_string(core);
+    } else {
+        name = "yuzu:CPUThread";
+    }
+    MicroProfileOnThreadCreate(name.c_str());
+    Common::SetCurrentThreadName(name.c_str());
+    Common::SetCurrentThreadPriority(Common::ThreadPriority::High);
+    auto& data = core_data[core];
+    data.enter_barrier = std::make_unique<Common::Event>();
+    data.exit_barrier = std::make_unique<Common::Event>();
+    data.host_context = Common::Fiber::ThreadToFiber();
+    data.is_running = false;
+    data.initialized = true;
+    const bool sc_sync = !is_async_gpu && !is_multicore;
+    bool sc_sync_first_use = sc_sync;
+    /// Running
+    while (running_mode) {
+        data.is_running = false;
+        data.enter_barrier->Wait();
+        if (sc_sync_first_use) {
+            system.GPU().ObtainContext();
+            sc_sync_first_use = false;
+        }
+        auto& scheduler = system.Kernel().CurrentScheduler();
+        Kernel::Thread* current_thread = scheduler.GetCurrentThread();
+        data.is_running = true;
+        Common::Fiber::YieldTo(data.host_context, current_thread->GetHostContext());
+        data.is_running = false;
+        data.is_paused = true;
+        data.exit_barrier->Wait();
+        data.is_paused = false;
+    }
+    /// Time to cleanup
+    data.host_context->Exit();
+    data.enter_barrier.reset();
+    data.exit_barrier.reset();
+    data.initialized = false;
 }
 
 } // namespace Core

src/core/cpu_manager.h

@@ -5,12 +5,19 @@
 #pragma once
 
 #include <array>
+#include <atomic>
+#include <functional>
 #include <memory>
+#include <thread>
 #include "core/hardware_properties.h"
 
+namespace Common {
+class Event;
+class Fiber;
+} // namespace Common
+
 namespace Core {
 
-class CoreManager;
 class System;
 
 class CpuManager {
@@ -24,24 +31,75 @@ public:
     CpuManager& operator=(const CpuManager&) = delete;
     CpuManager& operator=(CpuManager&&) = delete;
 
+    /// Sets if emulation is multicore or single core, must be set before Initialize
+    void SetMulticore(bool is_multicore) {
+        this->is_multicore = is_multicore;
+    }
+
+    /// Sets if emulation is using an asynchronous GPU.
+    void SetAsyncGpu(bool is_async_gpu) {
+        this->is_async_gpu = is_async_gpu;
+    }
+
     void Initialize();
     void Shutdown();
 
-    CoreManager& GetCoreManager(std::size_t index);
-    const CoreManager& GetCoreManager(std::size_t index) const;
+    void Pause(bool paused);
 
-    CoreManager& GetCurrentCoreManager();
-    const CoreManager& GetCurrentCoreManager() const;
+    std::function<void(void*)> GetGuestThreadStartFunc();
+    std::function<void(void*)> GetIdleThreadStartFunc();
+    std::function<void(void*)> GetSuspendThreadStartFunc();
+    void* GetStartFuncParamater();
 
-    std::size_t GetActiveCoreIndex() const {
-        return active_core;
+    void PreemptSingleCore(bool from_running_enviroment = true);
+
+    std::size_t CurrentCore() const {
+        return current_core.load();
     }
 
-    void RunLoop(bool tight_loop);
-
 private:
-    std::array<std::unique_ptr<CoreManager>, Hardware::NUM_CPU_CORES> core_managers;
-    std::size_t active_core{}; ///< Active core, only used in single thread mode
+    static void GuestThreadFunction(void* cpu_manager);
+    static void GuestRewindFunction(void* cpu_manager);
+    static void IdleThreadFunction(void* cpu_manager);
+    static void SuspendThreadFunction(void* cpu_manager);
+
+    void MultiCoreRunGuestThread();
+    void MultiCoreRunGuestLoop();
+    void MultiCoreRunIdleThread();
+    void MultiCoreRunSuspendThread();
+    void MultiCorePause(bool paused);
+
+    void SingleCoreRunGuestThread();
+    void SingleCoreRunGuestLoop();
+    void SingleCoreRunIdleThread();
+    void SingleCoreRunSuspendThread();
+    void SingleCorePause(bool paused);
+
+    static void ThreadStart(CpuManager& cpu_manager, std::size_t core);
+
+    void RunThread(std::size_t core);
+
+    struct CoreData {
+        std::shared_ptr<Common::Fiber> host_context;
+        std::unique_ptr<Common::Event> enter_barrier;
+        std::unique_ptr<Common::Event> exit_barrier;
+        std::atomic<bool> is_running;
+        std::atomic<bool> is_paused;
+        std::atomic<bool> initialized;
+        std::unique_ptr<std::thread> host_thread;
+    };
+
+    std::atomic<bool> running_mode{};
+    std::atomic<bool> paused_state{};
+
+    std::array<CoreData, Core::Hardware::NUM_CPU_CORES> core_data{};
+
+    bool is_async_gpu{};
+    bool is_multicore{};
+    std::atomic<std::size_t> current_core{};
+    std::size_t preemption_count{};
+    std::size_t idle_count{};
+    static constexpr std::size_t max_cycle_runs = 5;
 
     System& system;
 };

src/core/crypto/key_manager.h

@@ -223,7 +223,16 @@ bool operator<(const KeyIndex<KeyType>& lhs, const KeyIndex<KeyType>& rhs) {
 
 class KeyManager {
 public:
-    KeyManager();
+    static KeyManager& Instance() {
+        static KeyManager instance;
+        return instance;
+    }
+
+    KeyManager(const KeyManager&) = delete;
+    KeyManager& operator=(const KeyManager&) = delete;
+
+    KeyManager(KeyManager&&) = delete;
+    KeyManager& operator=(KeyManager&&) = delete;
 
     bool HasKey(S128KeyType id, u64 field1 = 0, u64 field2 = 0) const;
     bool HasKey(S256KeyType id, u64 field1 = 0, u64 field2 = 0) const;
@@ -257,6 +266,8 @@ public:
     bool AddTicketPersonalized(Ticket raw);
 
 private:
+    KeyManager();
+
     std::map<KeyIndex<S128KeyType>, Key128> s128_keys;
     std::map<KeyIndex<S256KeyType>, Key256> s256_keys;