[externals] Require httplib >=0.18.7

This is the version in Trixie and is thus far the oldest known version
that works. We know for a fact that Bookworm's doesn't work, so drop
that entirely.

Signed-off-by: crueter <crueter@eden-emu.dev>

.ci/actool.sh

@@ -0,0 +1,22 @@
+#!/bin/sh -e
+
+# SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+# SPDX-FileCopyrightText: Copyright 2026 crueter
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+_svg=dev.eden_emu.eden.svg
+_icon=dist/eden.icon
+_composed="$_icon/Assets/$_svg"
+_svg="dist/$_svg"
+
+rm "$_composed"
+cp "$_svg" "$_composed"
+
+xcrun actool "$_icon" \
+    --compile dist \
+    --platform macosx \
+    --minimum-deployment-target 11.0 \
+    --app-icon eden \
+    --output-partial-info-plist /dev/null

.forgejo/workflows/translations.yml

@@ -3,8 +3,7 @@ name: tx-pull
 on:
   # monday, wednesday, saturday at 2pm
   schedule:
-    cron:
+    cron: '0 14 * * 1,3,6'
-      - '0 14 * * 1,3,6'
   workflow_dispatch:
 
 jobs:
@@ -59,4 +58,3 @@ jobs:
             -H 'Authorization: Bearer ${{ secrets.CI_FJ_TOKEN }}' \
             -H 'Content-Type: application/json' \
             -d "@data.json" --fail
-

.patch/mcl/0001-assert-macro.patch

@@ -1,55 +0,0 @@
-diff --git a/include/mcl/assert.hpp b/include/mcl/assert.hpp
-index f77dbe7..9ec0b9c 100644
---- a/include/mcl/assert.hpp
-+++ b/include/mcl/assert.hpp
-@@ -23,8 +23,11 @@ template<typename... Ts>
-
- }  // namespace mcl::detail
-
-+#ifndef UNREACHABLE
- #define UNREACHABLE() ASSERT_FALSE("Unreachable code!")
-+#endif
-
-+#ifndef ASSERT
- #define ASSERT(expr)                                                     \
-     [&] {                                                                \
-         if (std::is_constant_evaluated()) {                              \
-@@ -37,7 +40,9 @@ template<typename... Ts>
-             }                                                            \
-         }                                                                \
-     }()
-+#endif
-
-+#ifndef ASSERT_MSG
- #define ASSERT_MSG(expr, ...)                                                \
-     [&] {                                                                    \
-         if (std::is_constant_evaluated()) {                                  \
-@@ -50,13 +55,24 @@ template<typename... Ts>
-             }                                                                \
-         }                                                                    \
-     }()
-+#endif
-
-+#ifndef ASSERT_FALSE
- #define ASSERT_FALSE(...) ::mcl::detail::assert_terminate("false", __VA_ARGS__)
-+#endif
-
- #if defined(NDEBUG) || defined(MCL_IGNORE_ASSERTS)
--#    define DEBUG_ASSERT(expr) ASSUME(expr)
--#    define DEBUG_ASSERT_MSG(expr, ...) ASSUME(expr)
-+#    ifndef DEBUG_ASSERT
-+#        define DEBUG_ASSERT(expr) ASSUME(expr)
-+#    endif
-+#    ifndef DEBUG_ASSERT_MSG
-+#        define DEBUG_ASSERT_MSG(expr, ...) ASSUME(expr)
-+#    endif
- #else
--#    define DEBUG_ASSERT(expr) ASSERT(expr)
--#    define DEBUG_ASSERT_MSG(expr, ...) ASSERT_MSG(expr, __VA_ARGS__)
-+#    ifndef DEBUG_ASSERT
-+#        define DEBUG_ASSERT(expr) ASSERT(expr)
-+#    endif
-+#    ifndef DEBUG_ASSERT_MSG
-+#        define DEBUG_ASSERT_MSG(expr, ...) ASSERT_MSG(expr, __VA_ARGS__)
-+#    endif
- #endif

CMakeLists.txt

@@ -143,8 +143,8 @@ if (MSVC AND ARCHITECTURE_x86)
 endif()
 
 if (CXX_CLANG_CL)
+    # clang-cl prints literally 10000+ warnings without this
     add_compile_options(
-        # clang-cl prints literally 10000+ warnings without this
         $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unused-command-line-argument>
         $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unsafe-buffer-usage>
         $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unused-value>
@@ -154,12 +154,12 @@ if (CXX_CLANG_CL)
         $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-deprecated-declarations>
         $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-cast-function-type-mismatch>
         $<$<COMPILE_LANGUAGE:C,CXX>:/EHsc>)
-
     # REQUIRED CPU features IN Windows-amd64
     if (ARCHITECTURE_x86_64)
         add_compile_options(
             $<$<COMPILE_LANGUAGE:C,CXX>:-msse4.1>
-            $<$<COMPILE_LANGUAGE:C,CXX>:-mcx16>)
+            $<$<COMPILE_LANGUAGE:C,CXX>:-mcx16>
+        )
     endif()
 endif()
 
@@ -395,13 +395,15 @@ if (Boost_ADDED)
     if (NOT MSVC OR CXX_CLANG)
         # boost sucks
         if (PLATFORM_SUN)
-            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthreads")
+            add_compile_options($<$<COMPILE_LANGUAGE:C,CXX>:-pthreads>)
-            set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthreads")
         endif()
 
-        target_compile_options(boost_heap INTERFACE -Wno-shadow)
+        target_compile_options(boost_heap INTERFACE $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-shadow>)
-        target_compile_options(boost_icl INTERFACE -Wno-shadow)
+        target_compile_options(boost_icl INTERFACE $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-shadow>)
-        target_compile_options(boost_asio INTERFACE -Wno-conversion -Wno-implicit-fallthrough)
+        target_compile_options(boost_asio INTERFACE
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-conversion>
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-implicit-fallthrough>
+        )
     endif()
 endif()
 
@@ -440,7 +442,7 @@ if (NOT YUZU_STATIC_ROOM)
     if (Opus_ADDED)
         if (MSVC AND CXX_CLANG)
             target_compile_options(opus PRIVATE
-                -Wno-implicit-function-declaration
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-implicit-function-declaration>
             )
         endif()
     endif()
@@ -484,10 +486,10 @@ endfunction()
 # =============================================
 
 if (APPLE)
-    # Umbrella framework for everything GUI-related
+    foreach(fw Carbon Metal Cocoa IOKit CoreVideo CoreMedia)
-    find_library(COCOA_LIBRARY Cocoa REQUIRED)
+        find_library(${fw}_LIBRARY ${fw} REQUIRED)
-    find_library(IOKIT_LIBRARY IOKit REQUIRED)
+        list(APPEND PLATFORM_LIBRARIES ${${fw}_LIBRARY})
-    set(PLATFORM_LIBRARIES ${COCOA_LIBRARY} ${IOKIT_LIBRARY} ${COREVIDEO_LIBRARY})
+    endforeach()
 elseif (WIN32)
     # Target Windows 10
     add_compile_definitions(_WIN32_WINNT=0x0A00 WINVER=0x0A00)
@@ -524,7 +526,6 @@ if (NOT YUZU_STATIC_ROOM)
     find_package(SPIRV-Tools)
     find_package(sirit)
     find_package(gamemode)
-    find_package(mcl)
     find_package(frozen)
 
     if (ARCHITECTURE_riscv64)

CMakeModules/GenerateSCMRev.cmake

@@ -37,10 +37,10 @@ set(GIT_DESC ${BUILD_VERSION})
 
 # Auto-updater metadata! Must somewhat mirror GitHub API endpoint
 if (NIGHTLY_BUILD)
-    set(BUILD_AUTO_UPDATE_WEBSITE "https://github.com")
+    set(BUILD_AUTO_UPDATE_WEBSITE "https://git.eden-emu.dev")
-    set(BUILD_AUTO_UPDATE_API "api.github.com")
+    set(BUILD_AUTO_UPDATE_API "git.eden-emu.dev")
-    set(BUILD_AUTO_UPDATE_API_PATH "/repos/")
+    set(BUILD_AUTO_UPDATE_API_PATH "/api/v1/repos/")
-    set(BUILD_AUTO_UPDATE_REPO "Eden-CI/Nightly")
+    set(BUILD_AUTO_UPDATE_REPO "eden-ci/nightly")
     set(REPO_NAME "Eden Nightly")
 else()
     set(BUILD_AUTO_UPDATE_WEBSITE "https://git.eden-emu.dev")

dist/eden.icon/Assets/dev.eden_emu.eden.svg

@@ -0,0 +1,230 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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+   viewBox="0 0 512 512"
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+   xmlns:xlink="http://www.w3.org/1999/xlink"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
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+    <linearGradient
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+     d="m 318.98012,441.7375 c -9.87518,-6.73978 -64.39137,-49.0272 -67.68975,-127.81978 -3.69298,-88.21893 15.36468,-141.91029 15.36468,-141.91029 0,0 16.00378,0.99513 39.80316,26.53195 23.79939,25.53753 37.74965,46.43102 37.74965,46.43102 3.91262,-19.79992 12.84563,-66.32402 -60.72865,-87.55523 0,0 12.82326,-5.38883 39.3925,-3.81382 26.56907,1.57572 81.6822,21.93799 81.6822,21.93799 0,0 -14.79766,-20.63773 -49.47063,-34.94295 -34.67291,-14.30533 -76.1182,0.23644 -76.1182,0.23644 0,0 3.86959,-12.43127 27.22669,-26.38478 23.35718,-13.9537 49.27409,-26.501533 49.27409,-26.501533 0,0 -21.97854,-0.26548 -47.67725,8.44535 -6.68948,2.267506 -13.15863,5.094213 -19.05208,8.226563 l 16.05803,-40.634103 -4.4617,-1.89059 -5.1305,-0.95965 c 0,0 -11.24072,33.12428 -16.92051,49.576513 -12.13137,7.68489 -20.11005,14.87735 -20.11005,14.87735 0,0 -21.90573,-25.09227 -42.79668,-35.527803 -26.03412,-13.00525 -86.88249,-13.90359 -94.0044,10.401173 0,0 13.56804,-7.884703 34.70032,-2.080917 21.13214,5.803997 30.3644,9.287307 30.3644,9.287307 l 29.02989,-5.30681 -7.89811,8.95527 c 0,0 13.8496,7.21324 21.33822,13.68063 7.48859,6.46722 10.9757,10.11472 10.9757,10.11472 0,0 -13.02739,-4.39388 -53.03507,-1.40893 -40.00771,2.98473 -79.40016,45.60209 -79.40016,45.60209 0,0 38.57037,-12.93531 61.34393,-17.24677 22.77354,-4.31126 44.52166,-6.46757 44.52166,-6.46757 0,0 -17.23298,5.97003 -35.69792,31.00932 -18.46522,25.03987 -13.13146,64.83866 -13.13146,64.83866 0,0 29.33874,-47.7577 57.44675,-63.84249 28.10798,-16.08527 34.0799,-15.6238 34.0799,-15.6238 0,0 -22.56785,39.13486 -31.39017,101.98268 -8.03005,57.2039 26.77689,163.75449 31.1572,178.89699"
+     sodipodi:nodetypes="cscsccscscscsccccccscscccscscscscscsc"
+     inkscape:label="MainOutline"
+     clip-path="url(#clipPath128)"
+     transform="matrix(1.3229974,0,0,1.3214002,-82.687282,-82.278451)" />
+</svg>

dist/eden.icon/icon.json

@@ -0,0 +1,37 @@
+{
+  "fill" : {
+    "automatic-gradient" : "srgb:0.00000,0.00000,0.00000,1.00000"
+  },
+  "groups" : [
+    {
+      "layers" : [
+        {
+          "fill" : "none",
+          "image-name" : "dev.eden_emu.eden.svg",
+          "name" : "dev.eden_emu.eden",
+          "position" : {
+            "scale" : 1.8,
+            "translation-in-points" : [
+              0,
+              0
+            ]
+          }
+        }
+      ],
+      "shadow" : {
+        "kind" : "neutral",
+        "opacity" : 0.5
+      },
+      "translucency" : {
+        "enabled" : true,
+        "value" : 0.5
+      }
+    }
+  ],
+  "supported-platforms" : {
+    "circles" : [
+      "watchOS"
+    ],
+    "squares" : "shared"
+  }
+}

dist/icon_variations/aprilfools2026_bgcolor

@@ -0,0 +1 @@
+#43fcfcff

docs/Deps.md

@@ -76,7 +76,6 @@ Certain other dependencies will be fetched by CPM regardless. System packages *c
   * This package is known to be broken on the AUR.
 * [cpp-jwt](https://github.com/arun11299/cpp-jwt) 1.4+ - if `ENABLE_WEB_SERVICE` is on
 * [unordered-dense](https://github.com/martinus/unordered_dense)
-* [mcl](https://github.com/azahar-emu/mcl) - subject to removal
 
 On amd64:
 

externals/CMakeLists.txt

@@ -76,9 +76,6 @@ if (ARCHITECTURE_riscv64)
     AddJsonPackage(biscuit)
 endif()
 
-# mcl
-AddJsonPackage(mcl)
-
 # Vulkan stuff
 AddDependentPackages(vulkan-headers vulkan-utility-libraries)
 
@@ -109,16 +106,15 @@ if(ENABLE_CUBEB)
     if (cubeb_ADDED)
         if (NOT MSVC)
             if (TARGET speex)
-                target_compile_options(speex PRIVATE -Wno-sign-compare)
+                target_compile_options(speex PRIVATE $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-sign-compare>)
             endif()
-
             set_target_properties(cubeb PROPERTIES COMPILE_OPTIONS "")
             target_compile_options(cubeb INTERFACE
-                -Wno-implicit-const-int-float-conversion
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-implicit-const-int-float-conversion>
-                -Wno-shadow
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-shadow>
-                -Wno-missing-declarations
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-missing-declarations>
-                -Wno-return-type
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-return-type>
-                -Wno-uninitialized
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-uninitialized>
             )
         else()
             target_compile_options(cubeb PRIVATE
@@ -184,7 +180,9 @@ if (YUZU_USE_BUNDLED_SIRIT)
 else()
     AddJsonPackage(sirit)
     if(MSVC AND CXX_CLANG)
-        target_compile_options(siritobj PRIVATE -Wno-error=unused-command-line-argument)
+        target_compile_options(siritobj PRIVATE
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-error=unused-command-line-argument>
+        )
     endif()
 endif()
 
@@ -220,7 +218,7 @@ AddJsonPackage(vulkan-memory-allocator)
 if (VulkanMemoryAllocator_ADDED)
     if (CXX_CLANG)
         target_compile_options(VulkanMemoryAllocator INTERFACE
-            -Wno-unused-variable
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unused-variable>
         )
     elseif(MSVC)
         target_compile_options(VulkanMemoryAllocator INTERFACE

externals/cpmfile.json

@@ -30,6 +30,7 @@
         "tag": "v%VERSION%",
         "hash": "5efa8140aadffe105dcf39935b732476e95755f6c7473ada3d0b64df2bc02c557633ae3948a25b45e1cf67e89a3ff6329fb30362e4ac033b9a1d1e453aa2eded",
         "git_version": "0.37.0",
+        "version": "0.18.7",
         "find_args": "MODULE GLOBAL",
         "patches": [
             "0001-mingw.patch",
@@ -208,18 +209,6 @@
         "version": "0.9.1",
         "git_version": "0.19.0"
     },
-    "mcl": {
-        "version": "0.1.12",
-        "repo": "azahar-emu/mcl",
-        "sha": "7b08d83418",
-        "hash": "9c6ba624cb22ef622f78046a82abb99bf5026284ba17dfacaf46ac842cbd3b0f515f5ba45a1598c7671318a78a2e648db72ce8d10e7537f34e39800bdcb57694",
-        "options": [
-            "MCL_INSTALL OFF"
-        ],
-        "patches": [
-            "0001-assert-macro.patch"
-        ]
-    },
     "libusb": {
         "repo": "libusb/libusb",
         "tag": "v%VERSION%",

externals/libusb/CMakeLists.txt

@@ -1,4 +1,4 @@
-# SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+# SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 # SPDX-License-Identifier: GPL-3.0-or-later
 
 # SPDX-FileCopyrightText: 2020 yuzu Emulator Project
@@ -232,7 +232,7 @@ else() # MINGW OR (${CMAKE_SYSTEM_NAME} MATCHES "Linux")
         )
         find_package(Threads REQUIRED)
         if(THREADS_HAVE_PTHREAD_ARG)
-          target_compile_options(usb PUBLIC "-pthread")
+          target_compile_options(usb PUBLIC $<$<COMPILE_LANGUAGE:C,CXX>:-pthread>)
         endif()
         if(CMAKE_THREAD_LIBS_INIT)
           target_link_libraries(usb PRIVATE "${CMAKE_THREAD_LIBS_INIT}")

src/CMakeLists.txt

@@ -118,47 +118,42 @@ if (MSVC AND NOT CXX_CLANG)
 else()
     if (NOT MSVC)
         add_compile_options(
-            -fwrapv
+            $<$<COMPILE_LANGUAGE:C,CXX>:-fwrapv>
-            -fno-rtti # Disable RTTI
+            $<$<COMPILE_LANGUAGE:C,CXX>:-pipe>
-            -pipe
+            # Disable RTTI (C++ only)
-        )
+            $<$<COMPILE_LANGUAGE:CXX>:-fno-rtti>)
     endif()
 
     add_compile_options(
-        -Werror=all
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=all>
-        -Werror=extra
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=extra>
-        -Werror=missing-declarations
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=missing-declarations>
-        -Werror=shadow
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=shadow>
-        -Werror=unused
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=unused>
-
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-attributes>
-        -Wno-attributes
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-invalid-offsetof>
-        -Wno-invalid-offsetof
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unused-parameter>
-        -Wno-unused-parameter
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-missing-field-initializers>)
-        -Wno-missing-field-initializers
-    )
 
     if (CXX_CLANG OR CXX_ICC OR CXX_APPLE) # Clang, AppleClang, or Intel C++
         if (NOT MSVC)
             add_compile_options(
-                -Werror=shadow-uncaptured-local
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=shadow-uncaptured-local>
-                -Werror=implicit-fallthrough
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=implicit-fallthrough>
-                -Werror=type-limits
+                $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=type-limits>)
-            )
         endif()
-
         add_compile_options(
-            -Wno-braced-scalar-init
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-braced-scalar-init>
-            -Wno-unused-private-field
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-unused-private-field>
-            -Wno-nullability-completeness
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-nullability-completeness>)
-        )
     endif()
 
     if (ARCHITECTURE_x86_64)
-        add_compile_options("-mcx16")
+        add_compile_options(-mcx16)
     endif()
 
     if (APPLE AND CXX_CLANG)
-        add_compile_options("-stdlib=libc++")
+        add_compile_options($<$<COMPILE_LANGUAGE:C,CXX>:-stdlib=libc++>)
     endif()
 
     # GCC bugs
@@ -166,10 +161,9 @@ else()
         # These diagnostics would be great if they worked, but are just completely broken
         # and produce bogus errors on external libraries like fmt.
         add_compile_options(
-            -Wno-array-bounds
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-array-bounds>
-            -Wno-stringop-overread
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-stringop-overread>
-            -Wno-stringop-overflow
+            $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-stringop-overflow>)
-        )
     endif()
 
     # Set file offset size to 64 bits.

src/android/app/src/main/java/org/yuzu/yuzu_emu/activities/EmulationActivity.kt

@@ -25,6 +25,11 @@ import android.hardware.SensorEventListener
 import android.hardware.SensorManager
 import android.os.Build
 import android.os.Bundle
+import android.os.Handler
+import android.os.Looper
+import androidx.navigation.NavOptions
+import org.yuzu.yuzu_emu.fragments.EmulationFragment
+import org.yuzu.yuzu_emu.utils.CustomSettingsHandler
 import android.util.Rational
 import android.view.InputDevice
 import android.view.KeyEvent
@@ -87,6 +92,28 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
     private val emulationViewModel: EmulationViewModel by viewModels()
 
     private var foregroundService: Intent? = null
+    private val mainHandler = Handler(Looper.getMainLooper())
+    private var pendingRomSwapIntent: Intent? = null
+    private var isWaitingForRomSwapStop = false
+    private var romSwapNativeStopped = false
+    private var romSwapThreadStopped = false
+    private var romSwapGeneration = 0
+    private var hasEmulationSession = processHasEmulationSession
+    private val romSwapStopTimeoutRunnable = Runnable { onRomSwapStopTimeout() }
+
+    private fun onRomSwapStopTimeout() {
+        if (!isWaitingForRomSwapStop) {
+            return
+        }
+        Log.warning("[EmulationActivity] ROM swap stop timed out; retrying native stop and continuing to wait")
+        NativeLibrary.stopEmulation()
+        scheduleRomSwapStopTimeout()
+    }
+
+    private fun scheduleRomSwapStopTimeout() {
+        mainHandler.removeCallbacks(romSwapStopTimeoutRunnable)
+        mainHandler.postDelayed(romSwapStopTimeoutRunnable, ROM_SWAP_STOP_TIMEOUT_MS)
+    }
 
     override fun attachBaseContext(base: Context) {
         super.attachBaseContext(YuzuApplication.applyLanguage(base))
@@ -128,9 +155,29 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
         binding = ActivityEmulationBinding.inflate(layoutInflater)
         setContentView(binding.root)
 
+        val launchIntent = Intent(intent)
+        val shouldDeferLaunchForSwap = hasEmulationSession && isSwapIntent(launchIntent)
+        if (shouldDeferLaunchForSwap) {
+            Log.info("[EmulationActivity] onCreate detected existing session; deferring new game setup for swap")
+            emulationViewModel.setIsEmulationStopping(true)
+            emulationViewModel.setEmulationStopped(false)
+        }
+
         val navHostFragment =
             supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
-        navHostFragment.navController.setGraph(R.navigation.emulation_navigation, intent.extras)
+        val initialArgs = if (shouldDeferLaunchForSwap) {
+            Bundle(intent.extras ?: Bundle()).apply {
+                processSessionGame?.let { putParcelable("game", it) }
+            }
+        } else {
+            intent.extras
+        }
+        navHostFragment.navController.setGraph(R.navigation.emulation_navigation, initialArgs)
+        if (shouldDeferLaunchForSwap) {
+            mainHandler.post {
+                handleSwapIntent(launchIntent)
+            }
+        }
 
         isActivityRecreated = savedInstanceState != null
 
@@ -210,6 +257,7 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
     }
 
     override fun onDestroy() {
+        mainHandler.removeCallbacks(romSwapStopTimeoutRunnable)
         super.onDestroy()
         inputManager.unregisterInputDeviceListener(this)
         stopForegroundService(this)
@@ -228,17 +276,123 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
 
     override fun onNewIntent(intent: Intent) {
         super.onNewIntent(intent)
-        setIntent(intent)
+        handleSwapIntent(intent)
-
-        // Reset navigation graph with new intent data to recreate EmulationFragment
-        val navHostFragment =
-            supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
-        navHostFragment.navController.setGraph(R.navigation.emulation_navigation, intent.extras)
-
         nfcReader.onNewIntent(intent)
         InputHandler.updateControllerData()
     }
 
+    private fun isSwapIntent(intent: Intent): Boolean {
+        return when {
+            intent.getBooleanExtra(EXTRA_OVERLAY_GAMELESS_EDIT_MODE, false) -> false
+            intent.action == CustomSettingsHandler.CUSTOM_CONFIG_ACTION -> true
+            intent.data != null -> true
+            else -> {
+                val extras = intent.extras
+                extras != null &&
+                    BundleCompat.getParcelable(extras, EXTRA_SELECTED_GAME, Game::class.java) != null
+            }
+        }
+    }
+
+    private fun handleSwapIntent(intent: Intent) {
+        if (!isSwapIntent(intent)) {
+            return
+        }
+
+            pendingRomSwapIntent = Intent(intent)
+
+            if (!isWaitingForRomSwapStop) {
+                Log.info("[EmulationActivity] Begin ROM swap: data=${intent.data}")
+                isWaitingForRomSwapStop = true
+                romSwapNativeStopped = false
+                romSwapThreadStopped = false
+                romSwapGeneration += 1
+                val thisSwapGeneration = romSwapGeneration
+                emulationViewModel.setIsEmulationStopping(true)
+                emulationViewModel.setEmulationStopped(false)
+                val navHostFragment =
+                    supportFragmentManager.findFragmentById(R.id.fragment_container) as? NavHostFragment
+                val childFragmentManager = navHostFragment?.childFragmentManager
+                val stoppingFragmentForSwap =
+                    (childFragmentManager?.primaryNavigationFragment as? EmulationFragment) ?:
+                    childFragmentManager
+                        ?.fragments
+                        ?.asReversed()
+                        ?.firstOrNull {
+                            it is EmulationFragment &&
+                                it.isAdded &&
+                            it.view != null &&
+                            !it.isRemoving
+                        } as? EmulationFragment
+
+                val hasSessionForSwap = hasEmulationSession || stoppingFragmentForSwap != null
+
+                if (!hasSessionForSwap) {
+                    romSwapNativeStopped = true
+                    romSwapThreadStopped = true
+                } else {
+                    if (stoppingFragmentForSwap != null) {
+                        stoppingFragmentForSwap.stopForRomSwap()
+                        stoppingFragmentForSwap.notifyWhenEmulationThreadStops {
+                            if (!isWaitingForRomSwapStop || romSwapGeneration != thisSwapGeneration) {
+                                return@notifyWhenEmulationThreadStops
+                            }
+                            romSwapThreadStopped = true
+                            Log.info("[EmulationActivity] ROM swap thread stop acknowledged")
+                            launchPendingRomSwap(force = false)
+                        }
+                    } else {
+                        Log.warning("[EmulationActivity] ROM swap stop target fragment not found; requesting native stop")
+                        romSwapThreadStopped = true
+                        NativeLibrary.stopEmulation()
+                    }
+
+                    scheduleRomSwapStopTimeout()
+                }
+            }
+
+            launchPendingRomSwap(force = false)
+    }
+
+    private fun launchPendingRomSwap(force: Boolean) {
+        if (!isWaitingForRomSwapStop) {
+            return
+        }
+        if (!force && (!romSwapNativeStopped || !romSwapThreadStopped)) {
+            return
+        }
+        val swapIntent = pendingRomSwapIntent ?: return
+        Log.info("[EmulationActivity] Launching pending ROM swap: data=${swapIntent.data}")
+        pendingRomSwapIntent = null
+        isWaitingForRomSwapStop = false
+        romSwapNativeStopped = false
+        romSwapThreadStopped = false
+        mainHandler.removeCallbacks(romSwapStopTimeoutRunnable)
+        applyGameLaunchIntent(swapIntent)
+    }
+
+    private fun applyGameLaunchIntent(intent: Intent) {
+        hasEmulationSession = true
+        processHasEmulationSession = true
+        emulationViewModel.setIsEmulationStopping(false)
+        emulationViewModel.setEmulationStopped(false)
+        setIntent(Intent(intent))
+        val navHostFragment =
+            supportFragmentManager.findFragmentById(R.id.fragment_container) as NavHostFragment
+        val navController = navHostFragment.navController
+        val startArgs = intent.extras?.let { Bundle(it) } ?: Bundle()
+        val navOptions = NavOptions.Builder()
+            .setPopUpTo(R.id.emulationFragment, true)
+            .build()
+
+        runCatching {
+            navController.navigate(R.id.emulationFragment, startArgs, navOptions)
+        }.onFailure {
+            Log.warning("[EmulationActivity] ROM swap navigate fallback to setGraph: ${it.message}")
+            navController.setGraph(R.navigation.emulation_navigation, startArgs)
+        }
+    }
+
     override fun dispatchKeyEvent(event: KeyEvent): Boolean {
 
         if (event.keyCode == KeyEvent.KEYCODE_VOLUME_UP ||
@@ -608,19 +762,48 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
     }
 
     fun onEmulationStarted() {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            mainHandler.post { onEmulationStarted() }
+            return
+        }
+        hasEmulationSession = true
+        processHasEmulationSession = true
         emulationViewModel.setEmulationStarted(true)
+        emulationViewModel.setIsEmulationStopping(false)
+        emulationViewModel.setEmulationStopped(false)
         NativeLibrary.playTimeManagerStart()
 
     }
 
     fun onEmulationStopped(status: Int) {
-        if (status == 0 && emulationViewModel.programChanged.value == -1) {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            mainHandler.post { onEmulationStopped(status) }
+            return
+        }
+        hasEmulationSession = false
+        processHasEmulationSession = false
+        if (isWaitingForRomSwapStop) {
+            romSwapNativeStopped = true
+            Log.info("[EmulationActivity] ROM swap native stop acknowledged")
+            launchPendingRomSwap(force = false)
+        } else if (status == 0 && emulationViewModel.programChanged.value == -1) {
+            processSessionGame = null
             finish()
+        } else if (!isWaitingForRomSwapStop) {
+            processSessionGame = null
         }
         emulationViewModel.setEmulationStopped(true)
     }
 
+    fun updateSessionGame(game: Game?) {
+        processSessionGame = game
+    }
+
     fun onProgramChanged(programIndex: Int) {
+        if (Looper.myLooper() != Looper.getMainLooper()) {
+            mainHandler.post { onProgramChanged(programIndex) }
+            return
+        }
         emulationViewModel.setProgramChanged(programIndex)
     }
 
@@ -644,6 +827,11 @@ class EmulationActivity : AppCompatActivity(), SensorEventListener, InputManager
     companion object {
         const val EXTRA_SELECTED_GAME = "SelectedGame"
         const val EXTRA_OVERLAY_GAMELESS_EDIT_MODE = "overlayGamelessEditMode"
+        private const val ROM_SWAP_STOP_TIMEOUT_MS = 5000L
+        @Volatile
+        private var processHasEmulationSession = false
+        @Volatile
+        private var processSessionGame: Game? = null
 
         fun stopForegroundService(activity: Activity) {
             val startIntent = Intent(activity, ForegroundService::class.java)

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/EmulationFragment.kt

@@ -50,6 +50,7 @@ import androidx.fragment.app.Fragment
 import androidx.fragment.app.activityViewModels
 import androidx.lifecycle.lifecycleScope
 import androidx.navigation.findNavController
+import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.fragment.navArgs
 import androidx.window.layout.FoldingFeature
 import androidx.window.layout.WindowInfoTracker
@@ -135,6 +136,8 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
 
     private var intentGame: Game? = null
     private var isCustomSettingsIntent = false
+    private var isStoppingForRomSwap = false
+    private var deferGameSetupUntilStopCompletes = false
 
     private var perfStatsRunnable: Runnable? = null
     private var socRunnable: Runnable? = null
@@ -238,6 +241,14 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
             }
         }
 
+        if (emulationViewModel.isEmulationStopping.value) {
+            deferGameSetupUntilStopCompletes = true
+            if (game == null) {
+                game = args.game ?: intentGame
+            }
+            return
+        }
+
         finishGameSetup()
     }
 
@@ -260,6 +271,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
             }
 
             game = gameToUse
+            emulationActivity?.updateSessionGame(gameToUse)
         } catch (e: Exception) {
             Log.error("[EmulationFragment] Error during game setup: ${e.message}")
             Toast.makeText(
@@ -334,7 +346,8 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         }
 
         emulationState = EmulationState(game!!.path) {
-            return@EmulationState driverViewModel.isInteractionAllowed.value
+            return@EmulationState driverViewModel.isInteractionAllowed.value &&
+                !isStoppingForRomSwap
         }
     }
 
@@ -890,8 +903,12 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
             }
         )
 
-        GameIconUtils.loadGameIcon(game!!, binding.loadingImage)
+        game?.let {
-        binding.loadingTitle.text = game!!.title
+            GameIconUtils.loadGameIcon(it, binding.loadingImage)
+            binding.loadingTitle.text = it.title
+        } ?: run {
+            binding.loadingTitle.text = ""
+        }
         binding.loadingTitle.isSelected = true
         binding.loadingText.isSelected = true
 
@@ -959,6 +976,12 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                 ViewUtils.showView(binding.loadingIndicator)
                 ViewUtils.hideView(binding.inputContainer)
                 ViewUtils.hideView(binding.showStatsOverlayText)
+            } else if (deferGameSetupUntilStopCompletes) {
+                if (!isAdded) {
+                    return@collect
+                }
+                deferGameSetupUntilStopCompletes = false
+                finishGameSetup()
             }
         }
         emulationViewModel.drawerOpen.collect(viewLifecycleOwner) {
@@ -995,26 +1018,24 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         }
 
         driverViewModel.isInteractionAllowed.collect(viewLifecycleOwner) {
-            if (it && !NativeLibrary.isRunning() && !NativeLibrary.isPaused()) {
+            if (it &&
-                startEmulation()
+                !isStoppingForRomSwap &&
+                !NativeLibrary.isRunning() &&
+                !NativeLibrary.isPaused()
+            ) {
+                if (!DirectoryInitialization.areDirectoriesReady) {
+                    DirectoryInitialization.start()
+                }
+
+                updateScreenLayout()
+
+                emulationState.run(emulationActivity!!.isActivityRecreated)
             }
         }
 
         driverViewModel.onLaunchGame()
     }
 
-    private fun startEmulation(programIndex: Int = 0) {
-        if (!NativeLibrary.isRunning() && !NativeLibrary.isPaused()) {
-            if (!DirectoryInitialization.areDirectoriesReady) {
-                DirectoryInitialization.start()
-            }
-
-            updateScreenLayout()
-
-            emulationState.run(emulationActivity!!.isActivityRecreated, programIndex)
-        }
-    }
-
     override fun onConfigurationChanged(newConfig: Configuration) {
         super.onConfigurationChanged(newConfig)
         val b = _binding ?: return
@@ -1375,6 +1396,9 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
         super.onDestroyView()
         amiiboLoadJob?.cancel()
         amiiboLoadJob = null
+        perfStatsRunnable?.let { perfStatsUpdateHandler.removeCallbacks(it) }
+        socRunnable?.let { socUpdateHandler.removeCallbacks(it) }
+        handler.removeCallbacksAndMessages(null)
         clearPausedFrame()
         _binding?.surfaceInputOverlay?.touchEventListener = null
         _binding = null
@@ -1382,7 +1406,9 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
     }
 
     override fun onDetach() {
-        NativeLibrary.clearEmulationActivity()
+        if (!hasNewerEmulationFragment()) {
+            NativeLibrary.clearEmulationActivity()
+        }
         super.onDetach()
     }
 
@@ -1840,10 +1866,74 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
     }
 
     override fun surfaceDestroyed(holder: SurfaceHolder) {
-        emulationState.clearSurface()
+        if (this::emulationState.isInitialized && !hasNewerEmulationFragment()) {
+            emulationState.clearSurface()
+        }
         emulationStarted = false
     }
 
+    private fun hasNewerEmulationFragment(): Boolean {
+        val activity = emulationActivity ?: return false
+        return try {
+            val navHostFragment =
+                activity.supportFragmentManager.findFragmentById(R.id.fragment_container) as? NavHostFragment
+                    ?: return false
+            val currentFragment = navHostFragment.childFragmentManager.fragments
+                .filterIsInstance<EmulationFragment>()
+                .firstOrNull()
+            currentFragment != null && currentFragment !== this
+        } catch (_: Exception) {
+            false
+        }
+    }
+
+    // xbzk: called from EmulationActivity when a new game is loaded while this fragment is still active,
+    // to wait for the emulation thread to stop before allowing the ROM swap to proceed
+    fun notifyWhenEmulationThreadStops(onStopped: () -> Unit) {
+        if (!this::emulationState.isInitialized) {
+            onStopped()
+            return
+        }
+        val emuThread = runCatching { emulationState.emulationThread }.getOrNull()
+        if (emuThread == null || !emuThread.isAlive) {
+            onStopped()
+            return
+        }
+        Thread({
+            runCatching { emuThread.join() }
+            Handler(Looper.getMainLooper()).post {
+                onStopped()
+            }
+        }, "RomSwapWait").start()
+    }
+
+    // xbzk: called from EmulationActivity when a new game is loaded while this
+    // fragment is still active, to stop the current emulation before swapping the ROM
+    fun stopForRomSwap() {
+        if (isStoppingForRomSwap) {
+            return
+        }
+        isStoppingForRomSwap = true
+        clearPausedFrame()
+        emulationViewModel.setIsEmulationStopping(true)
+        _binding?.let {
+            binding.loadingText.setText(R.string.shutting_down)
+            ViewUtils.showView(binding.loadingIndicator)
+            ViewUtils.hideView(binding.inputContainer)
+            ViewUtils.hideView(binding.showStatsOverlayText)
+        }
+        if (this::emulationState.isInitialized) {
+            emulationState.stop()
+            if (NativeLibrary.isRunning() || NativeLibrary.isPaused()) {
+                Log.warning("[EmulationFragment] ROM swap stop fallback: forcing native stop request.")
+                NativeLibrary.stopEmulation()
+            }
+        } else {
+            NativeLibrary.stopEmulation()
+        }
+        NativeConfig.reloadGlobalConfig()
+    }
+
     private fun showOverlayOptions() {
         val anchor = binding.inGameMenu.findViewById<View>(R.id.menu_overlay_controls)
         val popup = PopupMenu(requireContext(), anchor)
@@ -2134,6 +2224,7 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
                 state = State.STOPPED
             } else {
                 Log.warning("[EmulationFragment] Stop called while already stopped.")
+                NativeLibrary.stopEmulation()
             }
         }
 

src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GamePropertiesFragment.kt

@@ -36,6 +36,7 @@ import org.yuzu.yuzu_emu.databinding.FragmentGamePropertiesBinding
 import org.yuzu.yuzu_emu.features.DocumentProvider
 import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.features.settings.ui.SettingsSubscreen
+import org.yuzu.yuzu_emu.model.AddonViewModel
 import org.yuzu.yuzu_emu.model.DriverViewModel
 import org.yuzu.yuzu_emu.model.GameProperty
 import org.yuzu.yuzu_emu.model.GamesViewModel
@@ -46,6 +47,7 @@ import org.yuzu.yuzu_emu.model.SubmenuProperty
 import org.yuzu.yuzu_emu.model.TaskState
 import org.yuzu.yuzu_emu.utils.DirectoryInitialization
 import org.yuzu.yuzu_emu.utils.FileUtil
+import org.yuzu.yuzu_emu.utils.GameHelper
 import org.yuzu.yuzu_emu.utils.GameIconUtils
 import org.yuzu.yuzu_emu.utils.GpuDriverHelper
 import org.yuzu.yuzu_emu.utils.MemoryUtil
@@ -61,6 +63,7 @@ class GamePropertiesFragment : Fragment() {
 
     private val homeViewModel: HomeViewModel by activityViewModels()
     private val gamesViewModel: GamesViewModel by activityViewModels()
+    private val addonViewModel: AddonViewModel by activityViewModels()
     private val driverViewModel: DriverViewModel by activityViewModels()
 
     private val args by navArgs<GamePropertiesFragmentArgs>()
@@ -118,6 +121,20 @@ class GamePropertiesFragment : Fragment() {
                 .show(childFragmentManager, LaunchGameDialogFragment.TAG)
         }
 
+        if (GameHelper.cachedGameList.isEmpty()) {
+            binding.buttonStart.isEnabled = false
+            viewLifecycleOwner.lifecycleScope.launch {
+                withContext(Dispatchers.IO) {
+                    GameHelper.restoreContentForGame(args.game)
+                }
+                if (_binding == null) {
+                    return@launch
+                }
+                addonViewModel.onAddonsViewStarted(args.game)
+                binding.buttonStart.isEnabled = true
+            }
+        }
+
         reloadList()
 
         homeViewModel.openImportSaves.collect(
@@ -133,8 +150,11 @@ class GamePropertiesFragment : Fragment() {
     }
 
     override fun onDestroy() {
+        val isChangingConfigurations = activity?.isChangingConfigurations == true
         super.onDestroy()
-        gamesViewModel.reloadGames(true)
+        if (!isChangingConfigurations) {
+            gamesViewModel.reloadGames(true)
+        }
     }
 
     private fun getPlayTime() {

src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GamesViewModel.kt

@@ -100,42 +100,45 @@ class GamesViewModel : ViewModel() {
 
         viewModelScope.launch {
             withContext(Dispatchers.IO) {
-                if (firstStartup) {
+                try {
-                    // Retrieve list of cached games
+                    if (firstStartup) {
-                    val storedGames =
+                        // Retrieve list of cached games
-                        PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
+                        val storedGames =
-                            .getStringSet(GameHelper.KEY_GAMES, emptySet())
+                            PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
-                    if (storedGames!!.isNotEmpty()) {
+                                .getStringSet(GameHelper.KEY_GAMES, emptySet())
-                        val deserializedGames = mutableSetOf<Game>()
+                        if (storedGames!!.isNotEmpty()) {
-                        storedGames.forEach {
+                            val deserializedGames = mutableSetOf<Game>()
-                            val game: Game
+                            storedGames.forEach {
-                            try {
+                                val game: Game
-                                game = Json.decodeFromString(it)
+                                try {
-                            } catch (e: Exception) {
+                                    game = Json.decodeFromString(it)
-                                // We don't care about any errors related to parsing the game cache
+                                } catch (e: Exception) {
-                                return@forEach
+                                    // We don't care about any errors related to parsing the game cache
-                            }
+                                    return@forEach
+                                }
 
-                            val gameExists =
+                                val gameExists =
-                                DocumentFile.fromSingleUri(
+                                    DocumentFile.fromSingleUri(
-                                    YuzuApplication.appContext,
+                                        YuzuApplication.appContext,
-                                    Uri.parse(game.path)
+                                        Uri.parse(game.path)
-                                )?.exists()
+                                    )?.exists()
-                            if (gameExists == true) {
+                                if (gameExists == true) {
-                                deserializedGames.add(game)
+                                    deserializedGames.add(game)
+                                }
                             }
+                            setGames(deserializedGames.toList())
                         }
-                        setGames(deserializedGames.toList())
                     }
-                }
 
-                setGames(GameHelper.getGames())
+                    setGames(GameHelper.getGames())
-                reloading.set(false)
+                    _shouldScrollAfterReload.value = true
-                _isReloading.value = false
-                _shouldScrollAfterReload.value = true
 
-                if (directoriesChanged) {
+                    if (directoriesChanged) {
-                    setShouldSwapData(true)
+                        setShouldSwapData(true)
+                    }
+                } finally {
+                    reloading.set(false)
+                    _isReloading.value = false
                 }
             }
         }

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/DirectoryInitialization.kt

@@ -23,8 +23,8 @@ object DirectoryInitialization {
     fun start() {
         if (!areDirectoriesReady) {
             initializeInternalStorage()
-            NativeLibrary.initializeSystem(false)
             NativeConfig.initializeGlobalConfig()
+            NativeLibrary.initializeSystem(false)
             NativeLibrary.reloadProfiles()
             migrateSettings()
             areDirectoriesReady = true

src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameHelper.kt

@@ -8,9 +8,11 @@ package org.yuzu.yuzu_emu.utils
 
 import android.content.SharedPreferences
 import android.net.Uri
+import android.provider.DocumentsContract
 import androidx.preference.PreferenceManager
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
+import java.io.File
 import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.model.Game
@@ -49,29 +51,8 @@ object GameHelper {
         // Remove previous filesystem provider information so we can get up to date version info
         NativeLibrary.clearFilesystemProvider()
 
-        // Scan External Content directories and register all NSP/XCI files
-        val externalContentDirs = NativeConfig.getExternalContentDirs()
-        val uniqueExternalContentDirs = linkedSetOf<String>()
-        externalContentDirs.forEach { externalDir ->
-            if (externalDir.isNotEmpty()) {
-                uniqueExternalContentDirs.add(externalDir)
-            }
-        }
-
         val mountedContainerUris = mutableSetOf<String>()
-        for (externalDir in uniqueExternalContentDirs) {
+        mountExternalContentDirectories(mountedContainerUris)
-            if (externalDir.isNotEmpty()) {
-                val externalDirUri = externalDir.toUri()
-                if (FileUtil.isTreeUriValid(externalDirUri)) {
-                    scanContentContainersRecursive(FileUtil.listFiles(externalDirUri), 3) {
-                        val containerUri = it.uri.toString()
-                        if (mountedContainerUris.add(containerUri)) {
-                            NativeLibrary.addFileToFilesystemProvider(containerUri)
-                        }
-                    }
-                }
-            }
-        }
 
         val badDirs = mutableListOf<Int>()
         gameDirs.forEachIndexed { index: Int, gameDir: GameDir ->
@@ -115,6 +96,15 @@ object GameHelper {
         return games.toList()
     }
 
+    fun restoreContentForGame(game: Game) {
+        NativeLibrary.reloadKeys()
+
+        val mountedContainerUris = mutableSetOf<String>()
+        mountExternalContentDirectories(mountedContainerUris)
+        mountGameFolderContent(Uri.parse(game.path), mountedContainerUris)
+        NativeLibrary.addFileToFilesystemProvider(game.path)
+    }
+
     // File extensions considered as external content, buuut should
     // be done better imo.
     private val externalContentExtensions = setOf("nsp", "xci")
@@ -181,6 +171,71 @@ object GameHelper {
         }
     }
 
+    private fun mountExternalContentDirectories(mountedContainerUris: MutableSet<String>) {
+        val uniqueExternalContentDirs = linkedSetOf<String>()
+        NativeConfig.getExternalContentDirs().forEach { externalDir ->
+            if (externalDir.isNotEmpty()) {
+                uniqueExternalContentDirs.add(externalDir)
+            }
+        }
+
+        for (externalDir in uniqueExternalContentDirs) {
+            val externalDirUri = externalDir.toUri()
+            if (FileUtil.isTreeUriValid(externalDirUri)) {
+                scanContentContainersRecursive(FileUtil.listFiles(externalDirUri), 3) {
+                    val containerUri = it.uri.toString()
+                    if (mountedContainerUris.add(containerUri)) {
+                        NativeLibrary.addFileToFilesystemProvider(containerUri)
+                    }
+                }
+            }
+        }
+    }
+
+    private fun mountGameFolderContent(gameUri: Uri, mountedContainerUris: MutableSet<String>) {
+        if (gameUri.scheme == "content") {
+            val parentUri = getParentDocumentUri(gameUri) ?: return
+            scanContentContainersRecursive(FileUtil.listFiles(parentUri), 1) {
+                val containerUri = it.uri.toString()
+                if (mountedContainerUris.add(containerUri)) {
+                    NativeLibrary.addGameFolderFileToFilesystemProvider(containerUri)
+                }
+            }
+            return
+        }
+
+        val gameFile = File(gameUri.path ?: gameUri.toString())
+        val parentDir = gameFile.parentFile ?: return
+        parentDir.listFiles()?.forEach { sibling ->
+            if (!sibling.isFile) {
+                return@forEach
+            }
+
+            val extension = sibling.extension.lowercase()
+            if (externalContentExtensions.contains(extension)) {
+                val containerUri = Uri.fromFile(sibling).toString()
+                if (mountedContainerUris.add(containerUri)) {
+                    NativeLibrary.addGameFolderFileToFilesystemProvider(containerUri)
+                }
+            }
+        }
+    }
+
+    private fun getParentDocumentUri(uri: Uri): Uri? {
+        return try {
+            val documentId = DocumentsContract.getDocumentId(uri)
+            val separatorIndex = documentId.lastIndexOf('/')
+            if (separatorIndex == -1) {
+                null
+            } else {
+                val parentDocumentId = documentId.substring(0, separatorIndex)
+                DocumentsContract.buildDocumentUriUsingTree(uri, parentDocumentId)
+            }
+        } catch (_: Exception) {
+            null
+        }
+    }
+
     fun getGame(
         uri: Uri,
         addedToLibrary: Boolean,

src/android/app/src/main/res/values-ar/strings.xml

@@ -473,8 +473,6 @@
     <string name="renderer_accuracy_description">يتحكم في وضع محاكاة وحدة معالجة الرسومات. تعمل معظم الألعاب بشكل جيد مع وضعي سريع أو متوازن، لكن الوضع الدقيق لا يزال مطلوبًا لبعض الألعاب. تميل الجسيمات إلى العرض بشكل صحيح فقط عند استخدام الوضع الدقيق.</string>
     <string name="dma_accuracy">دقة DMA</string>
     <string name="dma_accuracy_description">يتحكم في دقة DMA. يمكن أن تؤدي الدقة الآمنة إلى حل المشكلات في بعض الألعاب، ولكنها قد تؤثر أيضًا على الأداء في بعض الحالات. إذا لم تكن متأكدًا، فاترك هذا الخيار على الإعداد الافتراضي.</string>
-    <string name="frame_pacing_mode">وضع توقيت الإطارات</string>
-    <string name="frame_pacing_mode_description">يتحكم في كيفية إدارة المحاكي لسرعة الإطارات لتقليل التقطع وجعل معدل الإطارات أكثر سلاسة واتساقًا.</string>
     <string name="anisotropic_filtering">تصفية متباينة الخواص</string>
     <string name="anisotropic_filtering_description">يحسن جودة الأنسجة عند عرضها بزوايا مائلة</string>
     <string name="vram_usage_mode">وضع استخدام ذاكرة VRAM</string>
@@ -999,13 +997,6 @@
     <string name="dma_accuracy_unsafe">غير آمن</string>
     <string name="dma_accuracy_safe">آمن</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">تلقائي</string>
-    <string name="frame_pacing_mode_target_30">30 إطارًا في الثانية</string>
-    <string name="frame_pacing_mode_target_60">60 إطارًا في الثانية</string>
-    <string name="frame_pacing_mode_target_90">90 إطارًا في الثانية</string>
-    <string name="frame_pacing_mode_target_120">120 إطارًا في الثانية</string>
-
     <!-- ASTC Recompression Method Choices -->
     <string name="astc_recompression_uncompressed">غير مضغوط</string>
     <!-- ASTC Recompression Method Choices -->

src/android/app/src/main/res/values-cs/strings.xml

@@ -452,8 +452,6 @@
     <string name="renderer_accuracy_description">Určuje režim emulovaného GPU. Většina her běží bez problémů v rychlém, nebo vyváženém režimu, ale některé stále vyžadují přesný režim. Částicové efekty se většinou zobrazují korektně pouze v přesném režimu. </string>
     <string name="dma_accuracy">Přesnost DMA</string>
     <string name="dma_accuracy_description">Ovládá přesnost DMA. Bezpečná přesnost může vyřešit problémy v některých hrách, ale v některých případech může také ovlivnit výkon. Pokud si nejste jisti, použijte výchozí nastavení.</string>
-    <string name="frame_pacing_mode">Režim Framepacingu</string>
-    <string name="frame_pacing_mode_description">Řídí způsob jakým emulátor spravuje časování snímku aby  snížil trhání a zlepšení plynulost a stabilitu snímkové frekvence.</string>
     <string name="anisotropic_filtering">Anizotropní filtrování</string>
     <string name="anisotropic_filtering_description">Zlepšuje kvalitu textur při pohledu pod úhlem</string>
     <string name="vram_usage_mode">Režim využití VRAM</string>

src/android/app/src/main/res/values-es/strings.xml

@@ -467,8 +467,6 @@
     <string name="renderer_accuracy_description">Controla el modo de la emulación de la GPU. La mayoría de los juegos se renderizan correctamente en los modos Rápido o Equilibrado, pero algunos requieren Preciso. Las partículas tienden a renderizarse correctamente solo con el modo Preciso.</string>
     <string name="dma_accuracy">Precisión de DMA</string>
     <string name="dma_accuracy_description">Controla la precisión de DMA. La precisión segura puede solucionar problemas en algunos juegos, pero también puede afectar al rendimiento en algunos casos. Si no está seguro, déjelo en Predeterminado.</string>
-    <string name="frame_pacing_mode">Modo de ritmo de fotogramas</string>
-    <string name="frame_pacing_mode_description">Controla cómo el emulador gestiona el ritmo de los fotogramas para reducir los tirones y hacer que la velocidad de los fotogramas sea más suave y consistente.</string>
     <string name="anisotropic_filtering">Filtrado anisotrópico</string>
     <string name="anisotropic_filtering_description">Mejora la calidad de las texturas al ser observadas desde ángulos oblicuos</string>
     <string name="vram_usage_mode">Modo de uso de VRAM</string>
@@ -993,13 +991,6 @@
     <string name="dma_accuracy_unsafe">Inseguro</string>
     <string name="dma_accuracy_safe">Seguro</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">Automático</string>
-    <string name="frame_pacing_mode_target_30">30 FPS</string>
-    <string name="frame_pacing_mode_target_60">60 FPS</string>
-    <string name="frame_pacing_mode_target_90">90 FPS</string>
-    <string name="frame_pacing_mode_target_120">120 FPS</string>
-
     <!-- ASTC Recompression Method Choices -->
     <string name="astc_recompression_uncompressed">Sin compresión</string>
     <!-- ASTC Recompression Method Choices -->

src/android/app/src/main/res/values-ru/strings.xml

@@ -468,8 +468,6 @@
     <string name="renderer_accuracy_description">Управляет режимом эмуляции графического процессора. Большинство игр нормально отображаются в режимах «Быстрый» или «Сбалансированный», но для некоторых требуется режим «Точный». Частицы обычно корректно отображаются только в режиме «Точный».</string>
     <string name="dma_accuracy">Точность DMA</string>
     <string name="dma_accuracy_description">Управляет точностью DMA. Безопасная точность может исправить проблемы в некоторых играх, но в некоторых случаях также может повлиять на производительность. Если не уверены, оставьте значение По умолчанию.</string>
-    <string name="frame_pacing_mode">Режим синхронизации кадров</string>
-    <string name="frame_pacing_mode_description">Управляет синхронизацией кадров в эмуляторе для уменьшения рывков и обеспечения более плавной и стабильной частоты кадров.</string>
     <string name="anisotropic_filtering">Анизотропная фильтрация</string>
     <string name="anisotropic_filtering_description">Улучшает качество текстур под углом</string>
     <string name="vram_usage_mode">Режим VRAM</string>
@@ -994,13 +992,6 @@
     <string name="dma_accuracy_unsafe">Небезопасно</string>
     <string name="dma_accuracy_safe">Безопасный</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">Авто</string>
-    <string name="frame_pacing_mode_target_30">30 FPS</string>
-    <string name="frame_pacing_mode_target_60">60 FPS</string>
-    <string name="frame_pacing_mode_target_90">90 FPS</string>
-    <string name="frame_pacing_mode_target_120">120 FPS</string>
-
     <!-- ASTC Recompression Method Choices -->
     <string name="astc_recompression_uncompressed">Без сжатия</string>
     <!-- ASTC Recompression Method Choices -->

src/android/app/src/main/res/values-uk/strings.xml

@@ -469,8 +469,6 @@
     <string name="renderer_accuracy_description">Керує режимом емуляції ГП. Більшість ігор добре візуалізуються з режимами «Швидко» або «Збалансовано», але деякі ігри можуть потребувати режиму «Точно». Частинки зазвичай правильно візуалізуються лише з режимом «Точно».</string>
     <string name="dma_accuracy">Точність DMA</string>
     <string name="dma_accuracy_description">Керує точністю DMA. Безпечна точність може виправити проблеми в деяких іграх, але в деяких випадках також може вплинути на продуктивність. Якщо не впевнені, залиште це значення за замовчуванням.</string>
-    <string name="frame_pacing_mode">Режим виведення кадрів</string>
-    <string name="frame_pacing_mode_description">Керує тим, як емулятор виконує виведення кадрів, щоб зменшити затримки й забезпечити плавнішу й стабільнішу частоту кадрів.</string>
     <string name="anisotropic_filtering">Анізотропне фільтрування</string>
     <string name="anisotropic_filtering_description">Покращує якість текстур під кутом.</string>
     <string name="vram_usage_mode">Режим використання VRAM</string>
@@ -995,13 +993,6 @@
     <string name="dma_accuracy_unsafe">Небезпечно</string>
     <string name="dma_accuracy_safe">Безпечно</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">Автоматично</string>
-    <string name="frame_pacing_mode_target_30">30 к/с</string>
-    <string name="frame_pacing_mode_target_60">60 к/с</string>
-    <string name="frame_pacing_mode_target_90">90 к/с</string>
-    <string name="frame_pacing_mode_target_120">120 к/с</string>
-
     <!-- ASTC Recompression Method Choices -->
     <string name="astc_recompression_uncompressed">Без стиснення</string>
     <!-- ASTC Recompression Method Choices -->

src/android/app/src/main/res/values-zh-rCN/strings.xml

@@ -462,8 +462,6 @@
     <string name="renderer_accuracy_description">控制 GPU 模拟的精确度。大部分游戏在性能或平衡模式下可以正常渲染，但部分游戏需要设置为精确。粒子效果通常只有在精确模式下才能正确显示。</string>
     <string name="dma_accuracy">DMA 精度</string>
     <string name="dma_accuracy_description">控制 DMA 精度。安全精度可以修复某些游戏中的问题，但在某些情况下也可能影响性能。如果不确定，请保留为“默认”。</string>
-    <string name="frame_pacing_mode">帧同步模式</string>
-    <string name="frame_pacing_mode_description">控制模拟器如何管理帧同步，以减少卡顿，使帧率表现更加平稳顺滑。</string>
     <string name="anisotropic_filtering">各向异性过滤</string>
     <string name="anisotropic_filtering_description">提高斜角的纹理质量</string>
     <string name="vram_usage_mode">显存使用模式</string>
@@ -988,13 +986,6 @@
     <string name="dma_accuracy_unsafe">不安全</string>
     <string name="dma_accuracy_safe">安全</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">自动</string>
-    <string name="frame_pacing_mode_target_30">30 FPS</string>
-    <string name="frame_pacing_mode_target_60">60 FPS</string>
-    <string name="frame_pacing_mode_target_90">90 FPS</string>
-    <string name="frame_pacing_mode_target_120">120 FPS</string>
-
     <!-- ASTC Recompression Method Choices -->
     <string name="astc_recompression_uncompressed">不压缩</string>
     <!-- ASTC Recompression Method Choices -->

src/android/app/src/main/res/values/arrays.xml

@@ -533,20 +533,6 @@
         <item>2</item>
     </integer-array>
 
-    <string-array name="framePacingModeNames">
-        <item>@string/frame_pacing_mode_target_Auto</item>
-        <item>@string/frame_pacing_mode_target_30</item>
-        <item>@string/frame_pacing_mode_target_60</item>
-        <item>@string/frame_pacing_mode_target_90</item>
-        <item>@string/frame_pacing_mode_target_120</item>
-    </string-array>
-    <integer-array name="framePacingModeValues">
-        <item>0</item>
-        <item>1</item>
-        <item>2</item>
-        <item>3</item>
-        <item>4</item>
-    </integer-array>
 
     <string-array name="appletEntries">
         <item>@string/applet_hle</item>

src/android/app/src/main/res/values/colors.xml

@@ -1 +1 @@
-<?xml version='1.0' encoding='utf-8'?><resources><color name='ic_launcher_background'>#1F143C</color></resources>
+<?xml version='1.0' encoding='utf-8'?><resources><color name='ic_launcher_background'>#43fcfcff</color></resources>

src/android/app/src/main/res/values/strings.xml

@@ -479,8 +479,6 @@
     <string name="renderer_accuracy_description">Controls the GPU emulation mode. Most games render fine with Fast or Balanced modes, but Accurate is still required for some. Particles tend to only render correctly with Accurate mode.</string>
     <string name="dma_accuracy">DMA Accuracy</string>
     <string name="dma_accuracy_description">Controls the DMA precision accuracy. Safe precision can fix issues in some games, but it can also impact performance in some cases. If unsure, leave this on Default.</string>
-    <string name="frame_pacing_mode">Frame Pacing Mode</string>
-    <string name="frame_pacing_mode_description">Controls how the emulator manages frame pacing to reduce stuttering and make the frame rate smoother and more consistent.</string>
     <string name="anisotropic_filtering">Anisotropic filtering</string>
     <string name="anisotropic_filtering_description">Improves the quality of textures when viewed at oblique angles</string>
     <string name="vram_usage_mode">VRAM Usage Mode</string>
@@ -1038,13 +1036,6 @@
     <string name="dma_accuracy_unsafe">Unsafe</string>
     <string name="dma_accuracy_safe">Safe</string>
 
-    <!-- Frame Pacing Mode -->
-    <string name="frame_pacing_mode_target_Auto">Auto</string>
-    <string name="frame_pacing_mode_target_30">30 FPS</string>
-    <string name="frame_pacing_mode_target_60">60 FPS</string>
-    <string name="frame_pacing_mode_target_90">90 FPS</string>
-    <string name="frame_pacing_mode_target_120">120 FPS</string>
-
     <!-- ASTC Decoding Method Choices -->
     <string name="accelerate_astc_cpu" translatable="false">CPU</string>
     <string name="accelerate_astc_gpu" translatable="false">GPU</string>

src/audio_core/CMakeLists.txt

@@ -222,10 +222,8 @@ if (MSVC)
     )
 else()
     target_compile_options(audio_core PRIVATE
-        -Werror=conversion
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=conversion>
-
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-sign-conversion>)
-        -Wno-sign-conversion
-    )
 endif()
 
 target_include_directories(audio_core PRIVATE ${OPUS_INCLUDE_DIRS})

src/common/CMakeLists.txt

@@ -134,6 +134,8 @@ add_library(
     typed_address.h
     uint128.h
     unique_function.h
+    random.cpp
+    random.h
     uuid.cpp
     uuid.h
     vector_math.h
@@ -225,8 +227,9 @@ else()
 endif()
 
 if(CXX_CLANG)
-    target_compile_options(common PRIVATE -fsized-deallocation
+    target_compile_options(common PRIVATE
-        -Werror=unreachable-code-aggressive)
+        $<$<COMPILE_LANGUAGE:C,CXX>:-fsized-deallocation>
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=unreachable-code-aggressive>)
     target_compile_definitions(
         common
         PRIVATE

src/common/host_memory.cpp

@@ -30,6 +30,8 @@
 #include <sys/random.h>
 #include <mach/vm_map.h>
 #include <mach/mach.h>
+#elif defined(__FreeBSD__)
+#include <sys/shm.h>
 #endif
 
 // FreeBSD
@@ -503,8 +505,7 @@ public:
         fd = shm_open_anon(O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW, 0600);
 #elif defined(__OpenBSD__)
         fd = shm_open_anon(O_RDWR | O_CREAT | O_EXCL | O_NOFOLLOW, 0600);
-#elif defined(__FreeBSD__) && __FreeBSD__ < 13
+#elif defined(__FreeBSD__)
-        // XXX Drop after FreeBSD 12.* reaches EOL on 2024-06-30
         fd = shm_open(SHM_ANON, O_RDWR, 0600);
 #elif defined(__APPLE__)
         // macOS doesn't have memfd_create, use anonymous temporary file
@@ -571,9 +572,9 @@ public:
         if (True(perms & MemoryPermission::Execute))
             prot_flags |= PROT_EXEC;
 #endif
-        int flags = (fd > 0 ? MAP_SHARED : MAP_PRIVATE) | MAP_FIXED;
+        int flags = (fd >= 0 ? MAP_SHARED : MAP_PRIVATE) | MAP_FIXED;
         void* ret = mmap(virtual_base + virtual_offset, length, prot_flags, flags, fd, host_offset);
-        ASSERT_MSG(ret != MAP_FAILED, "mmap: {}", strerror(errno));
+        ASSERT_MSG(ret != MAP_FAILED, "mmap: {} {}", strerror(errno), fd);
     }
 
     void Unmap(size_t virtual_offset, size_t length) {
@@ -587,9 +588,8 @@ public:
         auto [merged_pointer, merged_size] =
             free_manager.FreeBlock(virtual_base + virtual_offset, length);
 
-        void* ret = mmap(merged_pointer, merged_size, PROT_NONE,
+        void* ret = mmap(merged_pointer, merged_size, PROT_NONE, MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, -1, 0);
-                         MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, -1, 0);
+        ASSERT_MSG(ret != MAP_FAILED, "mmap: {}", strerror(errno));
-        ASSERT_MSG(ret != MAP_FAILED, "mmap failed: {}", strerror(errno));
     }
 
     void Protect(size_t virtual_offset, size_t length, bool read, bool write, bool execute) {

src/common/random.cpp

@@ -0,0 +1,22 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#include <optional>
+#include <random>
+#include "common/random.h"
+
+namespace Common::Random {
+    [[nodiscard]] static std::random_device& GetGlobalRandomDevice() noexcept {
+        static std::random_device g_random_device{};
+        return g_random_device;
+    }
+    [[nodiscard]] u32 Random32(u32 seed) noexcept {
+        return GetGlobalRandomDevice()();
+    }
+    [[nodiscard]] u64 Random64(u64 seed) noexcept {
+        return GetGlobalRandomDevice()();
+    }
+    [[nodiscard]] std::mt19937 GetMT19937() noexcept {
+        return std::mt19937(GetGlobalRandomDevice()());
+    }
+}

src/common/random.h

@@ -0,0 +1,13 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <random>
+#include "common/common_types.h"
+
+namespace Common::Random {
+    [[nodiscard]] u32 Random32(u32 seed) noexcept;
+    [[nodiscard]] u64 Random64(u64 seed) noexcept;
+    [[nodiscard]] std::mt19937 GetMT19937() noexcept;
+}

src/common/settings.cpp

@@ -186,7 +186,7 @@ bool IsFastmemEnabled() {
     // Only 4kb systems support host MMU right now
     // TODO: Support this
     return getpagesize() == 4096;
-#elif !defined(__APPLE__) && !defined(__ANDROID__) && !defined(_WIN32) && !defined(__linux__)
+#elif !defined(__APPLE__) && !defined(__ANDROID__) && !defined(_WIN32) && !defined(__linux__) && !defined(__FreeBSD__)
     return false;
 #else
     return true;

src/common/tiny_mt.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
@@ -218,12 +218,6 @@ public:
         return t0;
     }
 
-    u64 GenerateRandomU64() {
-        const u32 lo = this->GenerateRandomU32();
-        const u32 hi = this->GenerateRandomU32();
-        return (u64{hi} << 32) | u64{lo};
-    }
-
     float GenerateRandomF32() {
         // Floats have 24 bits of mantissa.
         constexpr u32 MantissaBits = 24;

src/common/uuid.cpp

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -10,6 +13,7 @@
 #include "common/assert.h"
 #include "common/tiny_mt.h"
 #include "common/uuid.h"
+#include "common/random.h"
 
 namespace Common {
 
@@ -175,21 +179,16 @@ u128 UUID::AsU128() const {
 }
 
 UUID UUID::MakeRandom() {
-    std::random_device device;
+    return MakeRandomWithSeed(Common::Random::Random32(0));
-
-    return MakeRandomWithSeed(device());
 }
 
 UUID UUID::MakeRandomWithSeed(u32 seed) {
     // Create and initialize our RNG.
     TinyMT rng;
     rng.Initialize(seed);
-
     UUID uuid;
-
     // Populate the UUID with random bytes.
     rng.GenerateRandomBytes(uuid.uuid.data(), sizeof(UUID));
-
     return uuid;
 }
 

src/core/CMakeLists.txt

@@ -1195,13 +1195,13 @@ if (MSVC)
     )
 else()
     target_compile_options(core PRIVATE
-        -Werror=conversion
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Werror=conversion>
-        -Wno-sign-conversion
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-sign-conversion>
-        -Wno-cast-function-type
+        $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-cast-function-type>
         $<$<CXX_COMPILER_ID:Clang>:-fsized-deallocation>)
     # pre-clang19 will spam with "OH DID YOU MEAN THIS?" otherwise...
     if (CXX_CLANG AND CMAKE_CXX_COMPILER_VERSION VERSION_GREATER_EQUAL 19)
-        target_compile_options(core PRIVATE -Wno-cast-function-type-mismatch)
+        target_compile_options(core PRIVATE $<$<COMPILE_LANGUAGE:C,CXX>:-Wno-cast-function-type-mismatch>)
     endif()
 endif()
 

src/core/arm/dynarmic/arm_dynarmic_32.cpp

@@ -186,7 +186,7 @@ void ArmDynarmic32::MakeJit(Common::PageTable* page_table) {
         config.only_detect_misalignment_via_page_table_on_page_boundary = true;
 
         config.fastmem_pointer = page_table->fastmem_arena ?
-            std::optional<uintptr_t>{reinterpret_cast<uintptr_t>(page_table->fastmem_arena)} :
+            std::optional<uintptr_t>{uintptr_t(page_table->fastmem_arena)} :
             std::nullopt;
 
         config.fastmem_exclusive_access = config.fastmem_pointer  != std::nullopt;
@@ -286,10 +286,6 @@ void ArmDynarmic32::MakeJit(Common::PageTable* page_table) {
     // Curated optimizations
     case Settings::CpuAccuracy::Auto:
         config.unsafe_optimizations = true;
-#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined(__sun__) || defined(__HAIKU__) || defined(__DragonFly__) || defined(__NetBSD__)
-        config.fastmem_pointer = std::nullopt;
-        config.fastmem_exclusive_access = false;
-#endif
         config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
         config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreStandardFPCRValue;
         config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_InaccurateNaN;
@@ -304,6 +300,10 @@ void ArmDynarmic32::MakeJit(Common::PageTable* page_table) {
     default:
         break;
     }
+    if (!Settings::IsFastmemEnabled()) {
+        config.fastmem_pointer = std::nullopt;
+        config.fastmem_exclusive_access = false;
+    }
     m_jit.emplace(config);
 }
 

src/core/arm/dynarmic/arm_dynarmic_64.cpp

@@ -338,10 +338,6 @@ void ArmDynarmic64::MakeJit(Common::PageTable* page_table, std::size_t address_s
     // Safe optimisations
     case Settings::CpuAccuracy::Auto:
         config.unsafe_optimizations = true;
-#if !defined(__APPLE__) && !defined(__linux__) && !defined(__ANDROID__) && !defined(_WIN32)
-        config.fastmem_pointer = std::nullopt;
-        config.fastmem_exclusive_access = false;
-#endif
         config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
         config.fastmem_address_space_bits = 64;
         config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_IgnoreGlobalMonitor;
@@ -355,6 +351,10 @@ void ArmDynarmic64::MakeJit(Common::PageTable* page_table, std::size_t address_s
     default:
         break;
     }
+    if (!Settings::IsFastmemEnabled()) {
+        config.fastmem_pointer = std::nullopt;
+        config.fastmem_exclusive_access = false;
+    }
     m_jit.emplace(config);
 }
 

src/core/arm/nce/interpreter_visitor.cpp

@@ -773,7 +773,11 @@ std::optional<u64> MatchAndExecuteOneInstruction(Core::Memory::Memory& memory, m
     bool was_executed = false;
 
     auto decoder = Dynarmic::A64::Decode<VisitorBase>(instruction);
-    was_executed = decoder.get().call(visitor, instruction);
+    if (decoder) {
+        was_executed = decoder->get().call(visitor, instruction);
+    } else {
+        was_executed = false;
+    }
     return was_executed ? std::optional<u64>(pc + 4) : std::nullopt;
 }
 

src/core/file_sys/registered_cache.cpp

@@ -12,6 +12,7 @@
 #include "common/fs/path_util.h"
 #include "common/hex_util.h"
 #include "common/logging.h"
+#include "common/random.h"
 #include "common/string_util.h"
 #include "core/crypto/key_manager.h"
 #include "core/file_sys/card_image.h"
@@ -490,17 +491,13 @@ std::vector<NcaID> PlaceholderCache::List() const {
 }
 
 NcaID PlaceholderCache::Generate() {
-    std::random_device device;
+    auto gen = Common::Random::GetMT19937();
-    std::mt19937 gen(device());
     std::uniform_int_distribution<u64> distribution(1, (std::numeric_limits<u64>::max)());
-
     NcaID out{};
-
     const auto v1 = distribution(gen);
     const auto v2 = distribution(gen);
     std::memcpy(out.data(), &v1, sizeof(u64));
     std::memcpy(out.data() + sizeof(u64), &v2, sizeof(u64));
-
     return out;
 }
 

src/core/hle/kernel/board/nintendo/nx/k_system_control.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
@@ -7,6 +7,7 @@
 #include <random>
 
 #include "common/literals.h"
+#include "common/random.h"
 #include "common/settings.h"
 
 #include "core/hle/kernel/board/nintendo/nx/k_system_control.h"
@@ -201,15 +202,8 @@ u64 GenerateUniformRange(u64 min, u64 max, F f) {
 
 } // Anonymous namespace
 
-u64 KSystemControl::GenerateRandomU64() {
-    std::random_device device;
-    std::mt19937 gen(device());
-    std::uniform_int_distribution<u64> distribution(1, (std::numeric_limits<u64>::max)());
-    return distribution(gen);
-}
-
 u64 KSystemControl::GenerateRandomRange(u64 min, u64 max) {
-    return GenerateUniformRange(min, max, GenerateRandomU64);
+    return GenerateUniformRange(min, max, Common::Random::GetMT19937());
 }
 
 size_t KSystemControl::CalculateRequiredSecureMemorySize(size_t size, u32 pool) {

src/core/hle/kernel/board/nintendo/nx/k_system_control.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -33,7 +36,6 @@ public:
 
     // Randomness.
     static u64 GenerateRandomRange(u64 min, u64 max);
-    static u64 GenerateRandomU64();
 
     // Secure Memory.
     static size_t CalculateRequiredSecureMemorySize(size_t size, u32 pool);

src/core/hle/kernel/k_page_bitmap.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
@@ -14,6 +14,7 @@
 #include "common/bit_util.h"
 #include "common/common_types.h"
 #include "common/tiny_mt.h"
+#include "common/random.h"
 #include "core/hle/kernel/k_system_control.h"
 
 namespace Kernel {
@@ -23,7 +24,7 @@ public:
     class RandomBitGenerator {
     public:
         RandomBitGenerator() {
-            m_rng.Initialize(static_cast<u32>(KSystemControl::GenerateRandomU64()));
+            m_rng.Initialize(u32(Common::Random::Random64(0)));
         }
 
         u64 SelectRandomBit(u64 bitmap) {

src/core/hle/kernel/k_thread.cpp

@@ -20,6 +20,7 @@
 #include "common/fiber.h"
 #include "common/logging.h"
 #include "common/settings.h"
+#include "common/random.h"
 #include "core/core.h"
 #include "core/cpu_manager.h"
 #include "core/hardware_properties.h"
@@ -45,8 +46,7 @@ namespace {
 
 constexpr inline s32 TerminatingThreadPriority = Kernel::Svc::SystemThreadPriorityHighest - 1;
 
-static void ResetThreadContext32(Kernel::Svc::ThreadContext& ctx, u64 stack_top, u64 entry_point,
+static void ResetThreadContext32(Kernel::Svc::ThreadContext& ctx, u64 stack_top, u64 entry_point, u64 arg) {
-                                 u64 arg) {
     ctx = {};
     ctx.r[0] = arg;
     ctx.r[15] = entry_point;
@@ -55,11 +55,10 @@ static void ResetThreadContext32(Kernel::Svc::ThreadContext& ctx, u64 stack_top,
     ctx.fpsr = 0;
 }
 
-static void ResetThreadContext64(Kernel::Svc::ThreadContext& ctx, u64 stack_top, u64 entry_point,
+static void ResetThreadContext64(Kernel::Svc::ThreadContext& ctx, u64 stack_top, u64 entry_point, u64 arg) {
-                                 u64 arg) {
     ctx = {};
     ctx.r[0] = arg;
-    ctx.r[18] = Kernel::KSystemControl::GenerateRandomU64() | 1;
+    ctx.r[18] = Common::Random::Random64(0) | 1;
     ctx.pc = entry_point;
     ctx.sp = stack_top;
     ctx.fpcr = 0;

src/core/hle/service/cmif_serialization.h

@@ -438,20 +438,20 @@ void WriteOutArgument(bool is_domain, CallArguments& args, u8* raw_data, HLERequ
 
 template <bool Domain, typename T, typename... A>
 void CmifReplyWrapImpl(HLERequestContext& ctx, T& t, Result (T::*f)(A...)) {
+    const auto mgr = ctx.GetManager().get();
     // Verify domain state.
     if constexpr (!Domain) {
-        const auto _mgr = ctx.GetManager();
+        const bool is_domain = mgr ? mgr->IsDomain() : false;
-        const bool _is_domain = _mgr ? _mgr->IsDomain() : false;
+        ASSERT_MSG(!is_domain,
-        ASSERT_MSG(!_is_domain,
+            "Non-domain reply used on domain session\n"
-                   "Non-domain reply used on domain session\n"
+            "Service={} (TIPC={} CmdType={} Cmd=0x{:08X}\n"
-                   "Service={} (TIPC={} CmdType={} Cmd=0x{:08X}\n"
+            "HasDomainHeader={} DomainHandlers={}\nDesc={}",
-                   "HasDomainHeader={} DomainHandlers={}\nDesc={}",
+            t.GetServiceName(), ctx.IsTipc(),
-                   t.GetServiceName(), ctx.IsTipc(),
+            u32(ctx.GetCommandType()), u32(ctx.GetCommand()),
-                   static_cast<u32>(ctx.GetCommandType()), static_cast<u32>(ctx.GetCommand()),
+            ctx.HasDomainMessageHeader(), mgr ? u32(mgr->DomainHandlerCount()) : 0u,
-                   ctx.HasDomainMessageHeader(), _mgr ? static_cast<u32>(_mgr->DomainHandlerCount()) : 0u,
+            ctx.Description());
-                   ctx.Description());
     }
-    const bool is_domain = Domain ? ctx.GetManager()->IsDomain() : false;
+    const bool is_domain = Domain ? mgr->IsDomain() : false;
 
     static_assert(ConstIfReference<A...>(), "Arguments taken by reference must be const");
     using MethodArguments = std::tuple<std::remove_cvref_t<A>...>;

src/core/hle/service/ipc_helpers.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: 2016 Citra Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -78,32 +81,29 @@ public:
         memset(cmdbuf, 0, sizeof(u32) * IPC::COMMAND_BUFFER_LENGTH);
 
         IPC::CommandHeader header{};
+        auto const mgr = ctx.GetManager().get();
 
         // The entire size of the raw data section in u32 units, including the 16 bytes of mandatory
         // padding.
-        u32 raw_data_size = ctx.write_size =
+        u32 raw_data_size = ctx.write_size = ctx.IsTipc() ? normal_params_size - 1 : normal_params_size;
-            ctx.IsTipc() ? normal_params_size - 1 : normal_params_size;
         u32 num_handles_to_move{};
         u32 num_domain_objects{};
-        const bool always_move_handles{
+        const bool always_move_handles = (u32(flags) & u32(Flags::AlwaysMoveHandles)) != 0;
-            (static_cast<u32>(flags) & static_cast<u32>(Flags::AlwaysMoveHandles)) != 0};
+        if (!mgr->IsDomain() || always_move_handles) {
-        if (!ctx.GetManager()->IsDomain() || always_move_handles) {
             num_handles_to_move = num_objects_to_move;
         } else {
             num_domain_objects = num_objects_to_move;
         }
 
-        if (ctx.GetManager()->IsDomain()) {
+        if (mgr->IsDomain()) {
-            raw_data_size +=
+            raw_data_size += u32(sizeof(DomainMessageHeader) / sizeof(u32) + num_domain_objects);
-                static_cast<u32>(sizeof(DomainMessageHeader) / sizeof(u32) + num_domain_objects);
             ctx.write_size += num_domain_objects;
         }
 
         if (ctx.IsTipc()) {
             header.type.Assign(ctx.GetCommandType());
         } else {
-            raw_data_size += static_cast<u32>(sizeof(IPC::DataPayloadHeader) / sizeof(u32) + 4 +
+            raw_data_size += u32(sizeof(IPC::DataPayloadHeader) / sizeof(u32) + 4 + normal_params_size);
-                                              normal_params_size);
         }
 
         header.data_size.Assign(raw_data_size);
@@ -126,7 +126,7 @@ public:
         if (!ctx.IsTipc()) {
             AlignWithPadding();
 
-            if (ctx.GetManager()->IsDomain() && ctx.HasDomainMessageHeader()) {
+            if (mgr->IsDomain() && ctx.HasDomainMessageHeader()) {
                 IPC::DomainMessageHeader domain_header{};
                 domain_header.num_objects = num_domain_objects;
                 PushRaw(domain_header);

src/core/hle/service/mii/mii_util.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -7,6 +10,7 @@
 #include <span>
 
 #include "common/common_types.h"
+#include "common/random.h"
 #include "common/swap.h"
 #include "common/uuid.h"
 #include "core/hle/service/mii/mii_types.h"
@@ -65,11 +69,9 @@ public:
 
     template <typename T>
     static T GetRandomValue(T min, T max) {
-        std::random_device device;
+        std::uniform_int_distribution<u64> distribution{u64(min), u64(max)};
-        std::mt19937 gen(device());
+        auto gen = Common::Random::GetMT19937();
-        std::uniform_int_distribution<u64> distribution(static_cast<u64>(min),
+        return T(distribution(gen));
-                                                        static_cast<u64>(max));
-        return static_cast<T>(distribution(gen));
     }
 
     template <typename T>

src/core/hle/service/vi/shared_buffer_manager.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 // SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
@@ -373,6 +373,8 @@ Result SharedBufferManager::PresentSharedFrameBuffer(android::Fence fence,
                  android::Status::NoError,
              VI::ResultOperationFailed);
 
+    (void)m_container.SetLayerZIndex(layer_id, 100000);
+
     // We succeeded.
     R_SUCCEED();
 }

src/core/loader/deconstructed_rom_directory.cpp

@@ -6,6 +6,7 @@
 
 #include <cstring>
 #include "common/logging.h"
+#include "common/random.h"
 #include "common/settings.h"
 #include "core/core.h"
 #include "core/file_sys/content_archive.h"
@@ -229,7 +230,7 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
     // TODO: this is bad form of ASLR, it sucks
     size_t aslr_offset = ((::Settings::values.rng_seed_enabled.GetValue()
         ? ::Settings::values.rng_seed.GetValue()
-        : std::rand()) * 0x734287f27) & 0xfff000;
+        : Common::Random::Random64(0)) * 0x734287f27) & 0xfff000;
 
     // Setup the process code layout
     if (process.LoadFromMetadata(metadata, code_size, fastmem_base, aslr_offset, is_hbl).IsError()) {

src/core/loader/kip.cpp

@@ -6,6 +6,7 @@
 
 #include <cstring>
 #include "common/settings.h"
+#include "common/random.h"
 #include "core/file_sys/kernel_executable.h"
 #include "core/file_sys/program_metadata.h"
 #include "core/hle/kernel/code_set.h"
@@ -90,7 +91,7 @@ AppLoader::LoadResult AppLoader_KIP::Load(Kernel::KProcess& process,
     // TODO: this is bad form of ASLR, it sucks
     size_t aslr_offset = ((::Settings::values.rng_seed_enabled.GetValue()
         ? ::Settings::values.rng_seed.GetValue()
-        : std::rand()) * 0x734287f27) & 0xfff000;
+        : Common::Random::Random64(0)) * 0x734287f27) & 0xfff000;
 
     // Setup the process code layout
     if (process.LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), codeset.memory.size(), 0, aslr_offset, false).IsError()) {

src/core/loader/nro.cpp

@@ -11,6 +11,7 @@
 #include "common/common_types.h"
 #include "common/logging.h"
 #include "common/settings.h"
+#include "common/random.h"
 #include "common/swap.h"
 #include "core/core.h"
 #include "core/file_sys/control_metadata.h"
@@ -243,7 +244,7 @@ static bool LoadNroImpl(Core::System& system, Kernel::KProcess& process,
     // TODO: this is bad form of ASLR, it sucks
     size_t aslr_offset = ((::Settings::values.rng_seed_enabled.GetValue()
         ? ::Settings::values.rng_seed.GetValue()
-        : std::rand()) * 0x734287f27) & 0xfff000;
+        : Common::Random::Random64(0)) * 0x734287f27) & 0xfff000;
 
     // Setup the process code layout
     if (process

src/core/memory.cpp

@@ -45,11 +45,7 @@ static inline bool AddressSpaceContains(const Common::PageTable& table, const Co
 // from outside classes. This also allows modification to the internals of the memory
 // subsystem without needing to rebuild all files that make use of the memory interface.
 struct Memory::Impl {
-    explicit Impl(Core::System& system_) : system{system_} {
+    explicit Impl(Core::System& system_) : system{system_} {}
-        // Initialize thread count based on available cores for parallel memory operations
-        const unsigned int hw_concurrency = std::thread::hardware_concurrency();
-        thread_count = (std::max)(2u, (std::min)(hw_concurrency, 8u)); // Limit to 8 threads max
-    }
 
     void SetCurrentPageTable(Kernel::KProcess& process) {
         current_page_table = &process.GetPageTable().GetImpl();
@@ -856,13 +852,7 @@ struct Memory::Impl {
     Tegra::MaxwellDeviceMemoryManager* gpu_device_memory{};
     Common::PageTable* current_page_table = nullptr;
 
-    // Number of threads to use for parallel memory operations
+    std::array<VideoCore::RasterizerDownloadArea, Core::Hardware::NUM_CPU_CORES> rasterizer_read_areas{};
-    unsigned int thread_count = 2;
-
-    // Minimum size in bytes for which parallel processing is beneficial
-    //size_t PARALLEL_THRESHOLD = (L3 CACHE * NUM PHYSICAL CORES); // 64 KB
-    std::array<VideoCore::RasterizerDownloadArea, Core::Hardware::NUM_CPU_CORES>
-        rasterizer_read_areas{};
     std::array<GPUDirtyState, Core::Hardware::NUM_CPU_CORES> rasterizer_write_areas{};
     std::array<Common::ScratchBuffer<u32>, Core::Hardware::NUM_CPU_CORES> scratch_buffers{};
     std::span<Core::GPUDirtyMemoryManager> gpu_dirty_managers;

src/dynarmic/CMakeLists.txt

@@ -78,7 +78,9 @@ if (MSVC)
         /Zc:throwingNew     # Assumes new (without std::nothrow) never returns null.
         /volatile:iso       # Use strict standard-abiding volatile semantics
         /bigobj             # Increase number of sections in .obj files
-        /DNOMINMAX)
+        /DNOMINMAX
+        /GR-
+    )
 
     if (CXX_CLANG)
         list(APPEND DYNARMIC_CXX_FLAGS
@@ -91,8 +93,10 @@ else()
         -Wextra
         -Wcast-qual
         -pedantic
-        -Wno-missing-braces)
+        -Wno-missing-braces
-
+        -fno-rtti
+        #-fno-exceptions
+    )
     if (CXX_GCC)
         # GCC produces bogus -Warray-bounds warnings from xbyak headers for code paths that are not
         # actually reachable.  Specifically, it happens in cases where some code casts an Operand&
@@ -102,7 +106,6 @@ else()
         list(APPEND DYNARMIC_CXX_FLAGS -Wno-array-bounds)
         list(APPEND DYNARMIC_CXX_FLAGS -Wstack-usage=4096)
     endif()
-
     if (CXX_CLANG)
         # Bracket depth determines maximum size of a fold expression in Clang since 9c9974c3ccb6.
         # And this in turns limits the size of a std::array.
@@ -117,7 +120,6 @@ if (NOT Boost_FOUND)
 endif()
 
 find_package(fmt 8 CONFIG)
-find_package(mcl 0.1.12 REQUIRED)
 find_package(unordered_dense REQUIRED)
 
 if ("arm64" IN_LIST ARCHITECTURE OR DYNARMIC_TESTS)

src/dynarmic/CMakeModules/impl/TargetArchitectureSpecificSourcesWrapFile.cmake

@@ -1,3 +1,6 @@
+# SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
 string(TOUPPER "${arch}" arch)
 file(READ "${input_file}" f_contents)
-file(WRITE "${output_file}" "#include <mcl/macro/architecture.hpp>\n#if defined(MCL_ARCHITECTURE_${arch})\n${f_contents}\n#endif\n")
+file(WRITE "${output_file}" "#if defined(ARCHITECTURE_${arch})\n${f_contents}\n#endif\n")

src/dynarmic/src/dynarmic/CMakeLists.txt

@@ -3,6 +3,12 @@
 include(TargetArchitectureSpecificSources)
 
 add_library(dynarmic STATIC
+    mcl/bit.hpp
+    mcl/function_info.hpp
+    mcl/integer_of_size.hpp
+    mcl/intrusive_list.hpp
+    mcl/is_instance_of_template.hpp
+
     backend/block_range_information.cpp
     backend/block_range_information.h
     backend/exception_handler.h
@@ -68,6 +74,7 @@ add_library(dynarmic STATIC
     frontend/decoder/matcher.h
     frontend/imm.cpp
     frontend/imm.h
+    interface/halt_reason.h
     interface/exclusive_monitor.h
     interface/optimization_flags.h
     ir/acc_type.h
@@ -352,7 +359,7 @@ set_target_properties(dynarmic PROPERTIES
 target_compile_options(dynarmic PRIVATE ${DYNARMIC_CXX_FLAGS})
 
 target_link_libraries(dynarmic PRIVATE unordered_dense::unordered_dense)
-target_link_libraries(dynarmic PUBLIC fmt::fmt merry::mcl)
+target_link_libraries(dynarmic PUBLIC fmt::fmt)
 
 if (BOOST_NO_HEADERS)
     target_link_libraries(dynarmic PRIVATE Boost::variant Boost::icl Boost::pool)

src/dynarmic/src/dynarmic/backend/arm64/a32_interface.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -11,7 +11,6 @@
 
 #include <boost/icl/interval_set.hpp>
 #include "dynarmic/common/assert.h"
-#include <mcl/scope_exit.hpp>
 #include "dynarmic/common/common_types.h"
 
 #include "dynarmic/backend/arm64/a32_address_space.h"
@@ -36,14 +35,9 @@ struct Jit::Impl final {
         PerformRequestedCacheInvalidation(static_cast<HaltReason>(Atomic::Load(&halt_reason)));
 
         jit_interface->is_executing = true;
-        SCOPE_EXIT {
-            jit_interface->is_executing = false;
-        };
-
         HaltReason hr = core.Run(current_address_space, current_state, &halt_reason);
-
         PerformRequestedCacheInvalidation(hr);
-
+        jit_interface->is_executing = false;
         return hr;
     }
 
@@ -52,14 +46,9 @@ struct Jit::Impl final {
         PerformRequestedCacheInvalidation(static_cast<HaltReason>(Atomic::Load(&halt_reason)));
 
         jit_interface->is_executing = true;
-        SCOPE_EXIT {
-            jit_interface->is_executing = false;
-        };
-
         HaltReason hr = core.Step(current_address_space, current_state, &halt_reason);
-
         PerformRequestedCacheInvalidation(hr);
-
+        jit_interface->is_executing = false;
         return hr;
     }
 

src/dynarmic/src/dynarmic/backend/arm64/a32_jitstate.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -8,7 +8,7 @@
 
 #include "dynarmic/backend/arm64/a32_jitstate.h"
 
-#include <mcl/bit/bit_field.hpp>
+#include "dynarmic/mcl/bit.hpp"
 #include "dynarmic/common/common_types.h"
 
 namespace Dynarmic::Backend::Arm64 {

src/dynarmic/src/dynarmic/backend/arm64/a64_interface.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -11,7 +11,6 @@
 
 #include <boost/icl/interval_set.hpp>
 #include "dynarmic/common/assert.h"
-#include <mcl/scope_exit.hpp>
 #include "dynarmic/common/common_types.h"
 
 #include "dynarmic/backend/arm64/a64_address_space.h"
@@ -34,32 +33,20 @@ struct Jit::Impl final {
     HaltReason Run() {
         ASSERT(!is_executing);
         PerformRequestedCacheInvalidation(static_cast<HaltReason>(Atomic::Load(&halt_reason)));
-
         is_executing = true;
-        SCOPE_EXIT {
-            is_executing = false;
-        };
-
         HaltReason hr = core.Run(current_address_space, current_state, &halt_reason);
-
         PerformRequestedCacheInvalidation(hr);
-
+        is_executing = false;
         return hr;
     }
 
     HaltReason Step() {
         ASSERT(!is_executing);
         PerformRequestedCacheInvalidation(static_cast<HaltReason>(Atomic::Load(&halt_reason)));
-
         is_executing = true;
-        SCOPE_EXIT {
-            is_executing = false;
-        };
-
         HaltReason hr = core.Step(current_address_space, current_state, &halt_reason);
-
         PerformRequestedCacheInvalidation(hr);
-
+        is_executing = false;
         return hr;
     }
 

src/dynarmic/src/dynarmic/backend/arm64/abi.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -10,7 +10,7 @@
 
 #include <vector>
 
-#include <mcl/bit/bit_field.hpp>
+#include "dynarmic/mcl/bit.hpp"
 #include "dynarmic/common/common_types.h"
 #include <oaknut/oaknut.hpp>
 

src/dynarmic/src/dynarmic/backend/arm64/abi.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -12,7 +12,6 @@
 #include <stdexcept>
 #include <type_traits>
 
-#include <mcl/mp/metavalue/lift_value.hpp>
 #include "dynarmic/common/common_types.h"
 #include "dynarmic/common/assert.h"
 #include <oaknut/oaknut.hpp>
@@ -37,7 +36,7 @@ constexpr auto Rscratch0() {
     } else if constexpr (bitsize == 64) {
         return Xscratch0;
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<bitsize>>);
+        return Xscratch0; //UNREACHABLE();
     }
 }
 
@@ -48,7 +47,7 @@ constexpr auto Rscratch1() {
     } else if constexpr (bitsize == 64) {
         return Xscratch1;
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<bitsize>>);
+        return Xscratch1; //UNREACHABLE();
     }
 }
 

src/dynarmic/src/dynarmic/backend/arm64/devirtualize.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -10,7 +10,7 @@
 
 #include <bit>
 #include "dynarmic/common/common_types.h"
-#include <mcl/type_traits/function_info.hpp>
+#include "dynarmic/mcl/function_info.hpp"
 
 namespace Dynarmic::Backend::Arm64 {
 

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_a32.cpp

@@ -6,7 +6,7 @@
  * SPDX-License-Identifier: 0BSD
  */
 
-#include <mcl/bit/bit_field.hpp>
+#include "dynarmic/mcl/bit.hpp"
 #include <oaknut/oaknut.hpp>
 
 #include "dynarmic/backend/arm64/a32_jitstate.h"

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_data_processing.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -642,7 +642,7 @@ void EmitIR<IR::Opcode::ArithmeticShiftRight64>(oaknut::CodeGenerator& code, Emi
 }
 
 template<>
-void EmitIR<IR::Opcode::RotateRight32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
+void EmitIR<IR::Opcode::BitRotateRight32>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
     const auto carry_inst = inst->GetAssociatedPseudoOperation(IR::Opcode::GetCarryFromOp);
 
     auto args = ctx.reg_alloc.GetArgumentInfo(inst);
@@ -708,7 +708,7 @@ void EmitIR<IR::Opcode::RotateRight32>(oaknut::CodeGenerator& code, EmitContext&
 }
 
 template<>
-void EmitIR<IR::Opcode::RotateRight64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
+void EmitIR<IR::Opcode::BitRotateRight64>(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst) {
     auto args = ctx.reg_alloc.GetArgumentInfo(inst);
     auto& operand_arg = args[0];
     auto& shift_arg = args[1];

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_memory.cpp

@@ -209,9 +209,9 @@ void CallbackOnlyEmitExclusiveWriteMemory(oaknut::CodeGenerator& code, EmitConte
     ctx.reg_alloc.DefineAsRegister(inst, X0);
 }
 
-constexpr size_t page_bits = 12;
+constexpr size_t page_table_const_bits = 12;
-constexpr size_t page_size = 1 << page_bits;
+constexpr size_t page_table_const_size = 1 << page_table_const_bits;
-constexpr size_t page_mask = (1 << page_bits) - 1;
+constexpr size_t page_table_const_mask = (1 << page_table_const_bits) - 1;
 
 // This function may use Xscratch0 as a scratch register
 // Trashes NZCV
@@ -242,28 +242,28 @@ void EmitDetectMisalignedVAddr(oaknut::CodeGenerator& code, EmitContext& ctx, oa
         code.TST(Xaddr, align_mask);
         code.B(NE, *fallback);
     } else {
-        // If (addr & page_mask) > page_size - byte_size, use fallback.
+        // If (addr & page_table_const_mask) > page_table_const_size - byte_size, use fallback.
-        code.AND(Xscratch0, Xaddr, page_mask);
+        code.AND(Xscratch0, Xaddr, page_table_const_mask);
-        code.CMP(Xscratch0, page_size - bitsize / 8);
+        code.CMP(Xscratch0, page_table_const_size - bitsize / 8);
         code.B(HI, *fallback);
     }
 }
 
-// Outputs Xscratch0 = page_table[addr >> page_bits]
+// Outputs Xscratch0 = page_table[addr >> page_table_const_bits]
 // May use Xscratch1 as scratch register
 // Address to read/write = [ret0 + ret1], ret0 is always Xscratch0 and ret1 is either Xaddr or Xscratch1
 // Trashes NZCV
 template<size_t bitsize>
 std::pair<oaknut::XReg, oaknut::XReg> InlinePageTableEmitVAddrLookup(oaknut::CodeGenerator& code, EmitContext& ctx, oaknut::XReg Xaddr, const SharedLabel& fallback) {
-    const size_t valid_page_index_bits = ctx.conf.page_table_address_space_bits - page_bits;
+    const size_t valid_page_index_bits = ctx.conf.page_table_address_space_bits - page_table_const_bits;
     const size_t unused_top_bits = 64 - ctx.conf.page_table_address_space_bits;
 
     EmitDetectMisalignedVAddr<bitsize>(code, ctx, Xaddr, fallback);
 
     if (ctx.conf.silently_mirror_page_table || unused_top_bits == 0) {
-        code.UBFX(Xscratch0, Xaddr, page_bits, valid_page_index_bits);
+        code.UBFX(Xscratch0, Xaddr, page_table_const_bits, valid_page_index_bits);
     } else {
-        code.LSR(Xscratch0, Xaddr, page_bits);
+        code.LSR(Xscratch0, Xaddr, page_table_const_bits);
         code.TST(Xscratch0, u64(~u64(0)) << valid_page_index_bits);
         code.B(NE, *fallback);
     }
@@ -283,7 +283,7 @@ std::pair<oaknut::XReg, oaknut::XReg> InlinePageTableEmitVAddrLookup(oaknut::Cod
     if (ctx.conf.absolute_offset_page_table) {
         return std::make_pair(Xscratch0, Xaddr);
     }
-    code.AND(Xscratch1, Xaddr, page_mask);
+    code.AND(Xscratch1, Xaddr, page_table_const_mask);
     return std::make_pair(Xscratch0, Xscratch1);
 }
 

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_vector.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -6,7 +6,6 @@
  * SPDX-License-Identifier: 0BSD
  */
 
-#include <mcl/mp/metavalue/lift_value.hpp>
 #include <oaknut/oaknut.hpp>
 
 #include "dynarmic/backend/arm64/a32_jitstate.h"
@@ -46,7 +45,7 @@ static void EmitTwoOpArranged(oaknut::CodeGenerator& code, EmitContext& ctx, IR:
         } else if constexpr (size == 64) {
             emit(Qresult->D2(), Qoperand->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -69,7 +68,7 @@ static void EmitTwoOpArrangedWiden(oaknut::CodeGenerator& code, EmitContext& ctx
         } else if constexpr (size == 32) {
             emit(Qresult->D2(), Qoperand->toD().S2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -84,7 +83,7 @@ static void EmitTwoOpArrangedNarrow(oaknut::CodeGenerator& code, EmitContext& ct
         } else if constexpr (size == 64) {
             emit(Qresult->toD().S2(), Qoperand->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -107,7 +106,7 @@ static void EmitTwoOpArrangedPairWiden(oaknut::CodeGenerator& code, EmitContext&
         } else if constexpr (size == 32) {
             emit(Qresult->D2(), Qoperand->S4());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -122,7 +121,7 @@ static void EmitTwoOpArrangedLower(oaknut::CodeGenerator& code, EmitContext& ctx
         } else if constexpr (size == 32) {
             emit(Qresult->toD().S2(), Qoperand->toD().S2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -150,7 +149,7 @@ static void EmitThreeOpArranged(oaknut::CodeGenerator& code, EmitContext& ctx, I
         } else if constexpr (size == 64) {
             emit(Qresult->D2(), Qa->D2(), Qb->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -175,7 +174,7 @@ static void EmitThreeOpArrangedWiden(oaknut::CodeGenerator& code, EmitContext& c
         } else if constexpr (size == 64) {
             emit(Qresult->Q1(), Qa->toD().D1(), Qb->toD().D1());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -198,7 +197,7 @@ static void EmitThreeOpArrangedLower(oaknut::CodeGenerator& code, EmitContext& c
         } else if constexpr (size == 32) {
             emit(Qresult->toD().S2(), Qa->toD().S2(), Qb->toD().S2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -220,7 +219,7 @@ static void EmitSaturatedAccumulate(oaknut::CodeGenerator&, EmitContext& ctx, IR
     } else if constexpr (size == 64) {
         emit(Qaccumulator->D2(), Qoperand->D2());
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+        UNREACHABLE();
     }
 }
 
@@ -241,7 +240,7 @@ static void EmitImmShift(oaknut::CodeGenerator&, EmitContext& ctx, IR::Inst* ins
     } else if constexpr (size == 64) {
         emit(Qresult->D2(), Qoperand->D2(), shift_amount);
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+        UNREACHABLE();
     }
 }
 
@@ -269,7 +268,7 @@ static void EmitReduce(oaknut::CodeGenerator&, EmitContext& ctx, IR::Inst* inst,
     } else if constexpr (size == 64) {
         emit(Vresult, Qoperand->D2());
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+        UNREACHABLE();
     }
 }
 

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_vector_floating_point.cpp

@@ -7,14 +7,8 @@
  */
 
 #include <bit>
-#include <mcl/mp/metavalue/lift_value.hpp>
+#include "dynarmic/mcl/function_info.hpp"
-#include <mcl/mp/typelist/cartesian_product.hpp>
+#include "dynarmic/mcl/integer_of_size.hpp"
-#include <mcl/mp/typelist/get.hpp>
-#include <mcl/mp/typelist/lift_sequence.hpp>
-#include <mcl/mp/typelist/list.hpp>
-#include <mcl/mp/typelist/lower_to_tuple.hpp>
-#include <mcl/type_traits/function_info.hpp>
-#include <mcl/type_traits/integer_of_size.hpp>
 #include <oaknut/oaknut.hpp>
 
 #include "dynarmic/backend/arm64/a32_jitstate.h"
@@ -38,8 +32,6 @@
 namespace Dynarmic::Backend::Arm64 {
 
 using namespace oaknut::util;
-namespace mp = mcl::mp;
-
 using A64FullVectorWidth = std::integral_constant<size_t, 128>;
 
 // Array alias that always sizes itself according to the given type T
@@ -83,7 +75,7 @@ static void EmitTwoOpArranged(oaknut::CodeGenerator& code, EmitContext& ctx, IR:
         } else if constexpr (size == 64) {
             emit(Qresult->D2(), Qa->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -111,7 +103,7 @@ static void EmitThreeOpArranged(oaknut::CodeGenerator& code, EmitContext& ctx, I
         } else if constexpr (size == 64) {
             emit(Qresult->D2(), Qa->D2(), Qb->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -134,7 +126,7 @@ static void EmitFMA(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* ins
         } else if constexpr (size == 64) {
             emit(Qresult->D2(), Qm->D2(), Qn->D2());
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -156,7 +148,7 @@ static void EmitFromFixed(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Ins
         } else if constexpr (size == 64) {
             emit(Qto->D2(), Qfrom->D2(), fbits);
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+            UNREACHABLE();
         }
     });
 }
@@ -178,7 +170,7 @@ void EmitToFixed(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst)
         } else if constexpr (fsize == 64) {
             return Qto->D2();
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<fsize>>);
+            UNREACHABLE();
         }
     }();
     auto Vfrom = [&] {
@@ -187,7 +179,7 @@ void EmitToFixed(oaknut::CodeGenerator& code, EmitContext& ctx, IR::Inst* inst)
         } else if constexpr (fsize == 64) {
             return Qfrom->D2();
         } else {
-            static_assert(Common::always_false_v<mcl::mp::lift_value<fsize>>);
+            UNREACHABLE();
         }
     }();
 

src/dynarmic/src/dynarmic/backend/arm64/emit_arm64_vector_saturation.cpp

@@ -1,9 +1,11 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 /* This file is part of the dynarmic project.
  * Copyright (c) 2022 MerryMage
  * SPDX-License-Identifier: 0BSD
  */
 
-#include <mcl/mp/metavalue/lift_value.hpp>
 #include <oaknut/oaknut.hpp>
 
 #include "dynarmic/backend/arm64/a32_jitstate.h"
@@ -39,7 +41,7 @@ static void Emit(oaknut::CodeGenerator&, EmitContext& ctx, IR::Inst* inst, EmitF
     } else if constexpr (size == 64) {
         emit(Qresult->D2(), Qa->D2(), Qb->D2());
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<size>>);
+        UNREACHABLE();
     }
 }
 

src/dynarmic/src/dynarmic/backend/arm64/fastmem.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -10,11 +10,10 @@
 
 #include <cstddef>
 #include <tuple>
-
-#include <mcl/hash/xmrx.hpp>
-#include "dynarmic/common/common_types.h"
 #include <ankerl/unordered_dense.h>
 
+#include "dynarmic/mcl/bit.hpp"
+#include "dynarmic/common/common_types.h"
 #include "dynarmic/backend/exception_handler.h"
 #include "dynarmic/ir/location_descriptor.h"
 
@@ -22,9 +21,16 @@ namespace Dynarmic::Backend::Arm64 {
 
 using DoNotFastmemMarker = std::tuple<IR::LocationDescriptor, unsigned>;
 
+constexpr size_t xmrx(size_t x) noexcept {
+    x ^= x >> 32;
+    x *= 0xff51afd7ed558ccd;
+    x ^= mcl::bit::rotate_right(x, 47) ^ mcl::bit::rotate_right(x, 23);
+    return x;
+}
+
 struct DoNotFastmemMarkerHash {
-    size_t operator()(const DoNotFastmemMarker& value) const {
+    [[nodiscard]] size_t operator()(const DoNotFastmemMarker& value) const noexcept {
-        return mcl::hash::xmrx(std::get<0>(value).Value() ^ static_cast<u64>(std::get<1>(value)));
+        return xmrx(std::get<0>(value).Value() ^ u64(std::get<1>(value)));
     }
 };
 

src/dynarmic/src/dynarmic/backend/arm64/reg_alloc.cpp

@@ -13,9 +13,8 @@
 #include <iterator>
 
 #include "dynarmic/common/assert.h"
-#include <mcl/bit/bit_field.hpp>
+#include "dynarmic/mcl/bit.hpp"
 #include <bit>
-#include <mcl/mp/metavalue/lift_value.hpp>
 #include "dynarmic/common/common_types.h"
 
 #include "dynarmic/backend/arm64/abi.h"
@@ -299,7 +298,7 @@ int RegAlloc::GenerateImmediate(const IR::Value& value) {
 
         return 0;
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<kind>>);
+        UNREACHABLE();
     }
 }
 
@@ -317,8 +316,8 @@ int RegAlloc::RealizeReadImpl(const IR::Value& value) {
         return current_location->index;
     }
 
-    ASSERT(!ValueInfo(*current_location).realized);
+    ASSERT(!bool(ValueInfo(*current_location).realized));
-    ASSERT(ValueInfo(*current_location).locked);
+    ASSERT(bool(ValueInfo(*current_location).locked));
 
     if constexpr (required_kind == HostLoc::Kind::Gpr) {
         const int new_location_index = AllocateRegister(gprs, gpr_order);
@@ -366,7 +365,7 @@ int RegAlloc::RealizeReadImpl(const IR::Value& value) {
     } else if constexpr (required_kind == HostLoc::Kind::Flags) {
         UNREACHABLE(); //A simple read from flags is likely a logic error
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<required_kind>>);
+        UNREACHABLE();
     }
 }
 
@@ -390,7 +389,7 @@ int RegAlloc::RealizeWriteImpl(const IR::Inst* value) {
         flags.SetupLocation(value);
         return 0;
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<kind>>);
+        UNREACHABLE();
     }
 }
 
@@ -410,7 +409,7 @@ int RegAlloc::RealizeReadWriteImpl(const IR::Value& read_value, const IR::Inst*
     } else if constexpr (kind == HostLoc::Kind::Flags) {
         ASSERT(false && "Incorrect function for ReadWrite of flags");
     } else {
-        static_assert(Common::always_false_v<mcl::mp::lift_value<kind>>);
+        UNREACHABLE();
     }
 }
 

src/dynarmic/src/dynarmic/backend/arm64/reg_alloc.h

@@ -16,7 +16,7 @@
 
 #include "dynarmic/common/assert.h"
 #include "dynarmic/common/common_types.h"
-#include <mcl/type_traits/is_instance_of_template.hpp>
+#include "dynarmic/mcl/is_instance_of_template.hpp"
 #include <oaknut/oaknut.hpp>
 #include <ankerl/unordered_dense.h>
 

src/dynarmic/src/dynarmic/backend/exception_handler.h

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -12,7 +12,6 @@
 #include <memory>
 #include <optional>
 
-#include <mcl/macro/architecture.hpp>
 #include "dynarmic/common/common_types.h"
 
 #if defined(ARCHITECTURE_x86_64)

src/dynarmic/src/dynarmic/backend/exception_handler_macos.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -16,11 +16,10 @@
 #include <optional>
 #include <thread>
 #include <vector>
+#include <bit>
 
 #include <fmt/format.h>
 #include "dynarmic/common/assert.h"
-#include <bit>
-#include <mcl/macro/architecture.hpp>
 #include "dynarmic/common/common_types.h"
 
 #include "dynarmic/backend/exception_handler.h"

src/dynarmic/src/dynarmic/backend/exception_handler_macos_mig.c

@@ -3,8 +3,6 @@
  * SPDX-License-Identifier: 0BSD
  */
 
-#include <mcl/macro/architecture.hpp>
-
 #if defined(ARCHITECTURE_x86_64)
 #    include "dynarmic/backend/x64/mig/mach_exc_server.c"
 #elif defined(ARCHITECTURE_arm64)

src/dynarmic/src/dynarmic/backend/exception_handler_windows.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -6,8 +6,6 @@
  * SPDX-License-Identifier: 0BSD
  */
 
-#include <mcl/macro/architecture.hpp>
-
 #if defined(ARCHITECTURE_x86_64)
 #    include "dynarmic/backend/x64/exception_handler_windows.cpp"
 #elif defined(ARCHITECTURE_arm64)

src/dynarmic/src/dynarmic/backend/riscv64/a32_address_space.cpp

@@ -99,7 +99,7 @@ void A32AddressSpace::SetCursorPtr(CodePtr ptr) {
 }
 
 size_t A32AddressSpace::GetRemainingSize() {
-    return conf.code_cache_size - (GetCursorPtr<sptr>() - GetMemPtr<sptr>());
+    return conf.code_cache_size - (GetCursorPtr<std::intptr_t>() - GetMemPtr<std::intptr_t>());
 }
 
 EmittedBlockInfo A32AddressSpace::Emit(IR::Block block) {

src/dynarmic/src/dynarmic/backend/riscv64/a32_address_space.h

@@ -41,25 +41,25 @@ private:
 
     template<typename T>
     T GetMemPtr() {
-        static_assert(std::is_pointer_v<T> || std::is_same_v<T, uptr> || std::is_same_v<T, sptr>);
+        static_assert(std::is_pointer_v<T> || std::is_same_v<T, std::uintptr_t> || std::is_same_v<T, std::intptr_t>);
         return reinterpret_cast<T>(as.GetBufferPointer(0));
     }
 
     template<typename T>
     T GetMemPtr() const {
-        static_assert(std::is_pointer_v<T> || std::is_same_v<T, uptr> || std::is_same_v<T, sptr>);
+        static_assert(std::is_pointer_v<T> || std::is_same_v<T, std::uintptr_t> || std::is_same_v<T, std::intptr_t>);
         return reinterpret_cast<const T>(as.GetBufferPointer(0));
     }
 
     template<typename T>
     T GetCursorPtr() {
-        static_assert(std::is_pointer_v<T> || std::is_same_v<T, uptr> || std::is_same_v<T, sptr>);
+        static_assert(std::is_pointer_v<T> || std::is_same_v<T, std::uintptr_t> || std::is_same_v<T, std::intptr_t>);
         return reinterpret_cast<T>(as.GetCursorPointer());
     }
 
     template<typename T>
     T GetCursorPtr() const {
-        static_assert(std::is_pointer_v<T> || std::is_same_v<T, uptr> || std::is_same_v<T, sptr>);
+        static_assert(std::is_pointer_v<T> || std::is_same_v<T, std::uintptr_t> || std::is_same_v<T, std::intptr_t>);
         return reinterpret_cast<const T>(as.GetCursorPointer());
     }
 

src/dynarmic/src/dynarmic/backend/riscv64/a32_interface.cpp

@@ -1,4 +1,4 @@
-// SPDX-FileCopyrightText: Copyright 2025 Eden Emulator Project
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
 // SPDX-License-Identifier: GPL-3.0-or-later
 
 /* This file is part of the dynarmic project.
@@ -11,7 +11,6 @@
 
 #include <boost/icl/interval_set.hpp>
 #include "dynarmic/common/assert.h"
-#include <mcl/scope_exit.hpp>
 #include "dynarmic/common/common_types.h"
 
 #include "dynarmic/backend/riscv64/a32_address_space.h"
@@ -34,28 +33,18 @@ struct Jit::Impl final {
     HaltReason Run() {
         ASSERT(!jit_interface->is_executing);
         jit_interface->is_executing = true;
-        SCOPE_EXIT {
-            jit_interface->is_executing = false;
-        };
-
         HaltReason hr = core.Run(current_address_space, current_state, &halt_reason);
-
         RequestCacheInvalidation();
-
+        jit_interface->is_executing = false;
         return hr;
     }
 
     HaltReason Step() {
         ASSERT(!jit_interface->is_executing);
         jit_interface->is_executing = true;
-        SCOPE_EXIT {
-            jit_interface->is_executing = false;
-        };
-
         UNIMPLEMENTED();
-
         RequestCacheInvalidation();
-
+        jit_interface->is_executing = false;
         return HaltReason{};
     }