Update verify.yml

Add files via upload
Update MainActivity.kt
2023-12-01 01:51:52 +08:00 · 2023-11-30 22:24:51 +08:00 · 2023-11-30 22:13:10 +08:00 · 2023-11-30 21:42:09 +08:00 · 2023-11-30 21:41:41 +08:00 · 2023-11-30 21:02:47 +08:00
126 changed files with 4201 additions and 426 deletions
--- a/.codespellrc
+++ b/.codespellrc
@@ -3,4 +3,4 @@

 [codespell]
 skip = ./.git,./build,./dist,./Doxyfile,./externals,./LICENSES,./src/android/app/src/main/res
-ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,vas,zink
+ignore-words-list = aci,allright,ba,canonicalizations,deques,froms,hda,inout,lod,masia,nam,nax,nce,nd,optin,pullrequests,pullrequest,te,transfered,unstall,uscaled,vas,zink
--- a/.github/workflows/verify.yml
+++ b/.github/workflows/verify.yml
@@ -6,129 +6,10 @@ name: 'yuzu verify'
 on:
  pull_request:
    branches: [ master ]
-env:
-  PR_NUMBER: pr${{ github.event.number }}

 jobs:
-  format:
-    name: 'verify format'
-    runs-on: ubuntu-latest
-    container:
-      image: yuzuemu/build-environments:linux-clang-format
-      options: -u 1001
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: false
-      - name: 'Verify Formatting'
-        run: bash -ex ./.ci/scripts/format/script.sh
-  build:
-    name: 'test build'
-    needs: format
-    runs-on: ubuntu-latest
-    strategy:
-      fail-fast: false
-      matrix:
-        include:
-          - type: clang
-            image: linux-fresh
-          - type: linux
-            image: linux-fresh
-          - type: windows
-            image: linux-mingw
-    container:
-      image: yuzuemu/build-environments:${{ matrix.image }}
-      options: -u 1001
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: recursive
-          fetch-depth: 0
-      - name: Set up cache
-        uses: actions/cache@v3
-        id: ccache-restore
-        with:
-          path: ~/.ccache
-          key: ${{ runner.os }}-${{ matrix.type }}-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-${{ matrix.type }}-
-      - name: Create ccache directory
-        if: steps.ccache-restore.outputs.cache-hit != 'true'
-        run: mkdir -p ~/.ccache
-      - name: Build
-        run: ./.ci/scripts/${{ matrix.type }}/docker.sh
-        env:
-          ENABLE_COMPATIBILITY_REPORTING: "ON"
-      - name: Pack
-        run: ./.ci/scripts/${{ matrix.type }}/upload.sh
-        env:
-          NO_SOURCE_PACK: "YES"
-      - name: Upload
-        uses: actions/upload-artifact@v3
-        with:
-          name: ${{ matrix.type }}
-          path: artifacts/
-  build-msvc:
-    name: 'test build (windows, msvc)'
-    needs: format
-    runs-on: windows-2022
-    steps:
-      - uses: actions/checkout@v3
-        with:
-          submodules: recursive
-          fetch-depth: 0
-      - name: Set up cache
-        uses: actions/cache@v3
-        with:
-          path: ~/.buildcache
-          key: ${{ runner.os }}-msvc-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-msvc-
-      - name: Install dependencies
-        shell: pwsh
-        run: |
-          $ErrorActionPreference = "Stop"
-          $BuildCacheVer = "v0.28.4"
-          $File = "buildcache-windows.zip"
-          $Uri = "https://github.com/mbitsnbites/buildcache/releases/download/$BuildCacheVer/$File"
-          $WebClient = New-Object System.Net.WebClient
-          $WebClient.DownloadFile($Uri, $File)
-          7z x $File
-          $CurrentDir = Convert-Path .
-          echo "$CurrentDir/buildcache/bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
-      - name: Install Vulkan SDK
-        shell: pwsh
-        run: .\.ci\scripts\windows\install-vulkan-sdk.ps1
-      - name: Set up MSVC
-        uses: ilammy/msvc-dev-cmd@v1
-      - name: Configure
-        env:
-          CC: cl.exe
-          CXX: cl.exe
-        run: |
-          glslangValidator --version
-          mkdir build
-          cmake . -B build -GNinja -DCMAKE_TOOLCHAIN_FILE="CMakeModules/MSVCCache.cmake" -DUSE_CCACHE=ON -DYUZU_USE_BUNDLED_QT=1 -DYUZU_USE_BUNDLED_SDL2=1 -DYUZU_USE_QT_WEB_ENGINE=ON -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=ON -DYUZU_ENABLE_COMPATIBILITY_REPORTING=ON -DUSE_DISCORD_PRESENCE=ON -DENABLE_QT_TRANSLATION=ON -DCMAKE_BUILD_TYPE=Release -DGIT_BRANCH=pr-verify -DYUZU_CRASH_DUMPS=ON
-      - name: Build
-        run: cmake --build build
-      - name: Cache Summary
-        run: buildcache -s
-      - name: Pack
-        shell: pwsh
-        run: .\.ci\scripts\windows\upload.ps1
-      - name: Upload
-        uses: actions/upload-artifact@v3
-        with:
-          name: msvc
-          path: artifacts/
-      - name: Upload EXE
-        uses: actions/upload-artifact@v3
-        with:
-          name: ${{ env.INDIVIDUAL_EXE }}
-          path: ${{ env.INDIVIDUAL_EXE }}
  android:
    runs-on: ubuntu-latest
-    needs: format
    steps:
      - uses: actions/checkout@v3
        with:
--- a/.gitmodules
+++ b/.gitmodules
@@ -61,3 +61,6 @@
 [submodule "simpleini"]
 	path = externals/simpleini
 	url = https://github.com/brofield/simpleini.git
+[submodule "oaknut"]
+	path = externals/oaknut
+	url = https://github.com/merryhime/oaknut
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -260,6 +260,11 @@ if (UNIX)
    add_definitions(-DYUZU_UNIX=1)
 endif()

+if (ARCHITECTURE_arm64 AND (ANDROID OR ${CMAKE_SYSTEM_NAME} STREQUAL "Linux"))
+    set(HAS_NCE 1)
+    add_definitions(-DHAS_NCE=1)
+endif()
+
 # Configure C++ standard
 # ===========================

--- a/README.md
+++ b/README.md
@@ -1,3 +1,12 @@
+| Pull Request | Commit | Title | Author | Merged? |
+|----|----|----|----|----|
+| [12074](https://github.com/yuzu-emu/yuzu//pull/12074) | [`4a3abba16`](https://github.com/yuzu-emu/yuzu//pull/12074/files) | Implement Native Code Execution (NCE) | [GPUCode](https://github.com/GPUCode/) | Yes |
+
+
+End of merge log. You can find the original README.md below the break.
+
+-----
+
 <!--
 SPDX-FileCopyrightText: 2018 yuzu Emulator Project
 SPDX-License-Identifier: GPL-2.0-or-later
--- a/externals/CMakeLists.txt
+++ b/externals/CMakeLists.txt
@@ -20,6 +20,10 @@ if ((ARCHITECTURE_x86 OR ARCHITECTURE_x86_64) AND NOT TARGET xbyak::xbyak)
 endif()

 # Dynarmic
+if (ARCHITECTURE_arm64 AND NOT TARGET merry::oaknut)
+    add_subdirectory(oaknut)
+endif()
+
 if ((ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64) AND NOT TARGET dynarmic::dynarmic)
    set(DYNARMIC_IGNORE_ASSERTS ON)
    add_subdirectory(dynarmic)
@@ -189,6 +193,10 @@ if (ANDROID)
   endif()
 endif()

+if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
+    add_subdirectory(gamemode)
+endif()
+
 # Breakpad
 # https://github.com/microsoft/vcpkg/blob/master/ports/breakpad/CMakeLists.txt
 if (YUZU_CRASH_DUMPS AND NOT TARGET libbreakpad_client)
--- a/externals/gamemode/CMakeLists.txt
+++ b/externals/gamemode/CMakeLists.txt
@@ -0,0 +1,11 @@
+# SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+project(gamemode LANGUAGES CXX C)
+
+add_library(gamemode include/gamemode_client.h)
+
+target_link_libraries(gamemode PRIVATE common)
+
+target_include_directories(gamemode PUBLIC include)
+set_target_properties(gamemode PROPERTIES LINKER_LANGUAGE C)
--- a/externals/gamemode/include/gamemode_client.h
+++ b/externals/gamemode/include/gamemode_client.h
@@ -0,0 +1,379 @@
+// SPDX-FileCopyrightText: Copyright 2017-2019 Feral Interactive
+// SPDX-License-Identifier: BSD-3-Clause
+
+/*
+
+Copyright (c) 2017-2019, Feral Interactive
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+   this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+   notice, this list of conditions and the following disclaimer in the
+   documentation and/or other materials provided with the distribution.
+ * Neither the name of Feral Interactive nor the names of its contributors
+   may be used to endorse or promote products derived from this software
+   without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+POSSIBILITY OF SUCH DAMAGE.
+
+ */
+#ifndef CLIENT_GAMEMODE_H
+#define CLIENT_GAMEMODE_H
+/*
+ * GameMode supports the following client functions
+ * Requests are refcounted in the daemon
+ *
+ * int gamemode_request_start() - Request gamemode starts
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * int gamemode_request_end() - Request gamemode ends
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *
+ * GAMEMODE_AUTO can be defined to make the above two functions apply during static init and
+ * destruction, as appropriate. In this configuration, errors will be printed to stderr
+ *
+ * int gamemode_query_status() - Query the current status of gamemode
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * int gamemode_request_start_for(pid_t pid) - Request gamemode starts for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_request_end_for(pid_t pid) - Request gamemode ends for another process
+ *   0 if the request was sent successfully
+ *   -1 if the request failed
+ *   -2 if the request was rejected
+ *
+ * int gamemode_query_status_for(pid_t pid) - Query status of gamemode for another process
+ *   0 if gamemode is inactive
+ *   1 if gamemode is active
+ *   2 if gamemode is active and this client is registered
+ *   -1 if the query failed
+ *
+ * const char* gamemode_error_string() - Get an error string
+ *   returns a string describing any of the above errors
+ *
+ * Note: All the above requests can be blocking - dbus requests can and will block while the daemon
+ * handles the request. It is not recommended to make these calls in performance critical code
+ */
+
+#include <stdbool.h>
+#include <stdio.h>
+
+#include <dlfcn.h>
+#include <string.h>
+
+#include <assert.h>
+
+#include <sys/types.h>
+
+static char internal_gamemode_client_error_string[512] = { 0 };
+
+/**
+ * Load libgamemode dynamically to dislodge us from most dependencies.
+ * This allows clients to link and/or use this regardless of runtime.
+ * See SDL2 for an example of the reasoning behind this in terms of
+ * dynamic versioning as well.
+ */
+static volatile int internal_libgamemode_loaded = 1;
+
+/* Typedefs for the functions to load */
+typedef int (*api_call_return_int)(void);
+typedef const char *(*api_call_return_cstring)(void);
+typedef int (*api_call_pid_return_int)(pid_t);
+
+/* Storage for functors */
+static api_call_return_int REAL_internal_gamemode_request_start = NULL;
+static api_call_return_int REAL_internal_gamemode_request_end = NULL;
+static api_call_return_int REAL_internal_gamemode_query_status = NULL;
+static api_call_return_cstring REAL_internal_gamemode_error_string = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_start_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_request_end_for = NULL;
+static api_call_pid_return_int REAL_internal_gamemode_query_status_for = NULL;
+
+/**
+ * Internal helper to perform the symbol binding safely.
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_bind_libgamemode_symbol(
+    void *handle, const char *name, void **out_func, size_t func_size, bool required)
+{
+	void *symbol_lookup = NULL;
+	char *dl_error = NULL;
+
+	/* Safely look up the symbol */
+	symbol_lookup = dlsym(handle, name);
+	dl_error = dlerror();
+	if (required && (dl_error || !symbol_lookup)) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "dlsym failed - %s",
+		         dl_error);
+		return -1;
+	}
+
+	/* Have the symbol correctly, copy it to make it usable */
+	memcpy(out_func, &symbol_lookup, func_size);
+	return 0;
+}
+
+/**
+ * Loads libgamemode and needed functions
+ *
+ * Returns 0 on success and -1 on failure
+ */
+__attribute__((always_inline)) static inline int internal_load_libgamemode(void)
+{
+	/* We start at 1, 0 is a success and -1 is a fail */
+	if (internal_libgamemode_loaded != 1) {
+		return internal_libgamemode_loaded;
+	}
+
+	/* Anonymous struct type to define our bindings */
+	struct binding {
+		const char *name;
+		void **functor;
+		size_t func_size;
+		bool required;
+	} bindings[] = {
+		{ "real_gamemode_request_start",
+		  (void **)&REAL_internal_gamemode_request_start,
+		  sizeof(REAL_internal_gamemode_request_start),
+		  true },
+		{ "real_gamemode_request_end",
+		  (void **)&REAL_internal_gamemode_request_end,
+		  sizeof(REAL_internal_gamemode_request_end),
+		  true },
+		{ "real_gamemode_query_status",
+		  (void **)&REAL_internal_gamemode_query_status,
+		  sizeof(REAL_internal_gamemode_query_status),
+		  false },
+		{ "real_gamemode_error_string",
+		  (void **)&REAL_internal_gamemode_error_string,
+		  sizeof(REAL_internal_gamemode_error_string),
+		  true },
+		{ "real_gamemode_request_start_for",
+		  (void **)&REAL_internal_gamemode_request_start_for,
+		  sizeof(REAL_internal_gamemode_request_start_for),
+		  false },
+		{ "real_gamemode_request_end_for",
+		  (void **)&REAL_internal_gamemode_request_end_for,
+		  sizeof(REAL_internal_gamemode_request_end_for),
+		  false },
+		{ "real_gamemode_query_status_for",
+		  (void **)&REAL_internal_gamemode_query_status_for,
+		  sizeof(REAL_internal_gamemode_query_status_for),
+		  false },
+	};
+
+	void *libgamemode = NULL;
+
+	/* Try and load libgamemode */
+	libgamemode = dlopen("libgamemode.so.0", RTLD_NOW);
+	if (!libgamemode) {
+		/* Attempt to load unversioned library for compatibility with older
+		 * versions (as of writing, there are no ABI changes between the two -
+		 * this may need to change if ever ABI-breaking changes are made) */
+		libgamemode = dlopen("libgamemode.so", RTLD_NOW);
+		if (!libgamemode) {
+			snprintf(internal_gamemode_client_error_string,
+			         sizeof(internal_gamemode_client_error_string),
+			         "dlopen failed - %s",
+			         dlerror());
+			internal_libgamemode_loaded = -1;
+			return -1;
+		}
+	}
+
+	/* Attempt to bind all symbols */
+	for (size_t i = 0; i < sizeof(bindings) / sizeof(bindings[0]); i++) {
+		struct binding *binder = &bindings[i];
+
+		if (internal_bind_libgamemode_symbol(libgamemode,
+		                                     binder->name,
+		                                     binder->functor,
+		                                     binder->func_size,
+		                                     binder->required)) {
+			internal_libgamemode_loaded = -1;
+			return -1;
+		};
+	}
+
+	/* Success */
+	internal_libgamemode_loaded = 0;
+	return 0;
+}
+
+/**
+ * Redirect to the real libgamemode
+ */
+__attribute__((always_inline)) static inline const char *gamemode_error_string(void)
+{
+	/* If we fail to load the system gamemode, or we have an error string already, return our error
+	 * string instead of diverting to the system version */
+	if (internal_load_libgamemode() < 0 || internal_gamemode_client_error_string[0] != '\0') {
+		return internal_gamemode_client_error_string;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_error_string != NULL);
+
+	return REAL_internal_gamemode_error_string();
+}
+
+/**
+ * Redirect to the real libgamemode
+ * Allow automatically requesting game mode
+ * Also prints errors as they happen.
+ */
+#ifdef GAMEMODE_AUTO
+__attribute__((constructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_start(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_start != NULL);
+
+	if (REAL_internal_gamemode_request_start() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+#ifdef GAMEMODE_AUTO
+__attribute__((destructor))
+#else
+__attribute__((always_inline)) static inline
+#endif
+int gamemode_request_end(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	/* Assert for static analyser that the function is not NULL */
+	assert(REAL_internal_gamemode_request_end != NULL);
+
+	if (REAL_internal_gamemode_request_end() < 0) {
+#ifdef GAMEMODE_AUTO
+		fprintf(stderr, "gamemodeauto: %s\n", gamemode_error_string());
+#endif
+		return -1;
+	}
+
+	return 0;
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status(void)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status();
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_start_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_start_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_start_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_start_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_request_end_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_request_end_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_request_end_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_request_end_for(pid);
+}
+
+/* Redirect to the real libgamemode */
+__attribute__((always_inline)) static inline int gamemode_query_status_for(pid_t pid)
+{
+	/* Need to load gamemode */
+	if (internal_load_libgamemode() < 0) {
+		return -1;
+	}
+
+	if (REAL_internal_gamemode_query_status_for == NULL) {
+		snprintf(internal_gamemode_client_error_string,
+		         sizeof(internal_gamemode_client_error_string),
+		         "gamemode_query_status_for missing (older host?)");
+		return -1;
+	}
+
+	return REAL_internal_gamemode_query_status_for(pid);
+}
+
+#endif // CLIENT_GAMEMODE_H
--- a/externals/oaknut
+++ b/externals/oaknut
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/NativeLibrary.kt
@@ -299,6 +299,11 @@ object NativeLibrary {
     */
    external fun getPerfStats(): DoubleArray

+    /**
+     * Returns the current CPU backend.
+     */
+    external fun getCpuBackend(): String
+
    /**
     * Notifies the core emulation that the orientation has changed.
     */
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/FolderAdapter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/adapters/FolderAdapter.kt
@@ -0,0 +1,76 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.adapters
+
+import android.net.Uri
+import android.text.TextUtils
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.fragment.app.FragmentActivity
+import androidx.recyclerview.widget.AsyncDifferConfig
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView
+import org.yuzu.yuzu_emu.databinding.CardFolderBinding
+import org.yuzu.yuzu_emu.fragments.GameFolderPropertiesDialogFragment
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+
+class FolderAdapter(val activity: FragmentActivity, val gamesViewModel: GamesViewModel) :
+    ListAdapter<GameDir, FolderAdapter.FolderViewHolder>(
+        AsyncDifferConfig.Builder(DiffCallback()).build()
+    ) {
+    override fun onCreateViewHolder(
+        parent: ViewGroup,
+        viewType: Int
+    ): FolderAdapter.FolderViewHolder {
+        CardFolderBinding.inflate(LayoutInflater.from(parent.context), parent, false)
+            .also { return FolderViewHolder(it) }
+    }
+
+    override fun onBindViewHolder(holder: FolderAdapter.FolderViewHolder, position: Int) =
+        holder.bind(currentList[position])
+
+    inner class FolderViewHolder(val binding: CardFolderBinding) :
+        RecyclerView.ViewHolder(binding.root) {
+        private lateinit var gameDir: GameDir
+
+        fun bind(gameDir: GameDir) {
+            this.gameDir = gameDir
+
+            binding.apply {
+                path.text = Uri.parse(gameDir.uriString).path
+                path.postDelayed(
+                    {
+                        path.isSelected = true
+                        path.ellipsize = TextUtils.TruncateAt.MARQUEE
+                    },
+                    3000
+                )
+
+                buttonEdit.setOnClickListener {
+                    GameFolderPropertiesDialogFragment.newInstance(this@FolderViewHolder.gameDir)
+                        .show(
+                            activity.supportFragmentManager,
+                            GameFolderPropertiesDialogFragment.TAG
+                        )
+                }
+
+                buttonDelete.setOnClickListener {
+                    gamesViewModel.removeFolder(this@FolderViewHolder.gameDir)
+                }
+            }
+        }
+    }
+
+    private class DiffCallback : DiffUtil.ItemCallback<GameDir>() {
+        override fun areItemsTheSame(oldItem: GameDir, newItem: GameDir): Boolean {
+            return oldItem == newItem
+        }
+
+        override fun areContentsTheSame(oldItem: GameDir, newItem: GameDir): Boolean {
+            return oldItem == newItem
+        }
+    }
+}
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/IntSetting.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/IntSetting.kt
@@ -10,6 +10,7 @@ enum class IntSetting(
    override val category: Settings.Category,
    override val androidDefault: Int? = null
 ) : AbstractIntSetting {
+    CPU_BACKEND("cpu_backend", Settings.Category.Cpu),
    CPU_ACCURACY("cpu_accuracy", Settings.Category.Cpu),
    REGION_INDEX("region_index", Settings.Category.System),
    LANGUAGE_INDEX("language_index", Settings.Category.System),
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/Settings.kt
@@ -3,33 +3,9 @@

 package org.yuzu.yuzu_emu.features.settings.model

-import android.text.TextUtils
-import android.widget.Toast
 import org.yuzu.yuzu_emu.R
-import org.yuzu.yuzu_emu.YuzuApplication
-import org.yuzu.yuzu_emu.utils.NativeConfig

 object Settings {
-    private val context get() = YuzuApplication.appContext
-
-    fun saveSettings(gameId: String = "") {
-        if (TextUtils.isEmpty(gameId)) {
-            Toast.makeText(
-                context,
-                context.getString(R.string.ini_saved),
-                Toast.LENGTH_SHORT
-            ).show()
-            NativeConfig.saveSettings()
-        } else {
-            // TODO: Save custom game settings
-            Toast.makeText(
-                context,
-                context.getString(R.string.gameid_saved, gameId),
-                Toast.LENGTH_SHORT
-            ).show()
-        }
-    }
-
    enum class Category {
        Android,
        Audio,
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/model/view/SettingsItem.kt
@@ -77,6 +77,15 @@ abstract class SettingsItem(
                    "%"
                )
            )
+            put(
+                SingleChoiceSetting(
+                    IntSetting.CPU_BACKEND,
+                    R.string.cpu_backend,
+                    0,
+                    R.array.cpuBackendArm64Names,
+                    R.array.cpuBackendArm64Values
+                )
+            )
            put(
                SingleChoiceSetting(
                    IntSetting.CPU_ACCURACY,
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsActivity.kt
@@ -19,12 +19,13 @@ import androidx.lifecycle.repeatOnLifecycle
 import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.navArgs
 import com.google.android.material.color.MaterialColors
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.launch
 import java.io.IOException
 import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.databinding.ActivitySettingsBinding
-import org.yuzu.yuzu_emu.features.settings.model.Settings
 import org.yuzu.yuzu_emu.features.settings.utils.SettingsFile
 import org.yuzu.yuzu_emu.fragments.ResetSettingsDialogFragment
 import org.yuzu.yuzu_emu.model.SettingsViewModel
@@ -53,10 +54,6 @@ class SettingsActivity : AppCompatActivity() {

        WindowCompat.setDecorFitsSystemWindows(window, false)

-        if (savedInstanceState != null) {
-            settingsViewModel.shouldSave = savedInstanceState.getBoolean(KEY_SHOULD_SAVE)
-        }
-
        if (InsetsHelper.getSystemGestureType(applicationContext) !=
            InsetsHelper.GESTURE_NAVIGATION
        ) {
@@ -127,12 +124,6 @@ class SettingsActivity : AppCompatActivity() {
        }
    }

-    override fun onSaveInstanceState(outState: Bundle) {
-        // Critical: If super method is not called, rotations will be busted.
-        super.onSaveInstanceState(outState)
-        outState.putBoolean(KEY_SHOULD_SAVE, settingsViewModel.shouldSave)
-    }
-
    override fun onStart() {
        super.onStart()
        // TODO: Load custom settings contextually
@@ -141,16 +132,10 @@ class SettingsActivity : AppCompatActivity() {
        }
    }

-    /**
-     * If this is called, the user has left the settings screen (potentially through the
-     * home button) and will expect their changes to be persisted. So we kick off an
-     * IntentService which will do so on a background thread.
-     */
    override fun onStop() {
        super.onStop()
-        if (isFinishing && settingsViewModel.shouldSave) {
-            Log.debug("[SettingsActivity] Settings activity stopping. Saving settings to INI...")
-            Settings.saveSettings()
+        CoroutineScope(Dispatchers.IO).launch {
+            NativeConfig.saveSettings()
        }
    }

@@ -160,9 +145,6 @@ class SettingsActivity : AppCompatActivity() {
    }

    fun onSettingsReset() {
-        // Prevents saving to a non-existent settings file
-        settingsViewModel.shouldSave = false
-
        // Delete settings file because the user may have changed values that do not exist in the UI
        NativeConfig.unloadConfig()
        val settingsFile = SettingsFile.getSettingsFile(SettingsFile.FILE_NAME_CONFIG)
@@ -194,8 +176,4 @@ class SettingsActivity : AppCompatActivity() {
            windowInsets
        }
    }
-
-    companion object {
-        private const val KEY_SHOULD_SAVE = "should_save"
-    }
 }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsAdapter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsAdapter.kt
@@ -105,7 +105,6 @@ class SettingsAdapter(
    fun onBooleanClick(item: SwitchSetting, checked: Boolean) {
        item.checked = checked
        settingsViewModel.setShouldReloadSettingsList(true)
-        settingsViewModel.shouldSave = true
    }

    fun onSingleChoiceClick(item: SingleChoiceSetting, position: Int) {
@@ -161,7 +160,6 @@ class SettingsAdapter(
            epochTime += timePicker.hour.toLong() * 60 * 60
            epochTime += timePicker.minute.toLong() * 60
            if (item.value != epochTime) {
-                settingsViewModel.shouldSave = true
                notifyItemChanged(position)
                item.value = epochTime
            }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/features/settings/ui/SettingsFragmentPresenter.kt
@@ -269,6 +269,7 @@ class SettingsFragmentPresenter(
            add(BooleanSetting.RENDERER_DEBUG.key)

            add(HeaderSetting(R.string.cpu))
+            add(IntSetting.CPU_BACKEND.key)
            add(IntSetting.CPU_ACCURACY.key)
            add(BooleanSetting.CPU_DEBUG_MODE.key)
            add(SettingsItem.FASTMEM_COMBINED)
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/AddGameFolderDialogFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/AddGameFolderDialogFragment.kt
@@ -0,0 +1,53 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.app.Dialog
+import android.content.DialogInterface
+import android.net.Uri
+import android.os.Bundle
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.activityViewModels
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.databinding.DialogAddFolderBinding
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+
+class AddGameFolderDialogFragment : DialogFragment() {
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val binding = DialogAddFolderBinding.inflate(layoutInflater)
+        val folderUriString = requireArguments().getString(FOLDER_URI_STRING)
+        if (folderUriString == null) {
+            dismiss()
+        }
+        binding.path.text = Uri.parse(folderUriString).path
+
+        return MaterialAlertDialogBuilder(requireContext())
+            .setTitle(R.string.add_game_folder)
+            .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
+                val newGameDir = GameDir(folderUriString!!, binding.deepScanSwitch.isChecked)
+                gamesViewModel.addFolder(newGameDir)
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .setView(binding.root)
+            .show()
+    }
+
+    companion object {
+        const val TAG = "AddGameFolderDialogFragment"
+
+        private const val FOLDER_URI_STRING = "FolderUriString"
+
+        fun newInstance(folderUriString: String): AddGameFolderDialogFragment {
+            val args = Bundle()
+            args.putString(FOLDER_URI_STRING, folderUriString)
+            val fragment = AddGameFolderDialogFragment()
+            fragment.arguments = args
+            return fragment
+        }
+    }
+}
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/EmulationFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/EmulationFragment.kt
@@ -414,8 +414,10 @@ class EmulationFragment : Fragment(), SurfaceHolder.Callback {
            perfStatsUpdater = {
                if (emulationViewModel.emulationStarted.value) {
                    val perfStats = NativeLibrary.getPerfStats()
+                    val cpuBackend = NativeLibrary.getCpuBackend()
                    if (_binding != null) {
-                        binding.showFpsText.text = String.format("FPS: %.1f", perfStats[FPS])
+                        binding.showFpsText.text =
+                            String.format("FPS: %.1f\n%s", perfStats[FPS], cpuBackend)
                    }
                    perfStatsUpdateHandler.postDelayed(perfStatsUpdater!!, 800)
                }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFolderPropertiesDialogFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFolderPropertiesDialogFragment.kt
@@ -0,0 +1,72 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.app.Dialog
+import android.content.DialogInterface
+import android.os.Bundle
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.activityViewModels
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.databinding.DialogFolderPropertiesBinding
+import org.yuzu.yuzu_emu.model.GameDir
+import org.yuzu.yuzu_emu.model.GamesViewModel
+import org.yuzu.yuzu_emu.utils.SerializableHelper.parcelable
+
+class GameFolderPropertiesDialogFragment : DialogFragment() {
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    private var deepScan = false
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val binding = DialogFolderPropertiesBinding.inflate(layoutInflater)
+        val gameDir = requireArguments().parcelable<GameDir>(GAME_DIR)!!
+
+        // Restore checkbox state
+        binding.deepScanSwitch.isChecked =
+            savedInstanceState?.getBoolean(DEEP_SCAN) ?: gameDir.deepScan
+
+        // Ensure that we can get the checkbox state even if the view is destroyed
+        deepScan = binding.deepScanSwitch.isChecked
+        binding.deepScanSwitch.setOnClickListener {
+            deepScan = binding.deepScanSwitch.isChecked
+        }
+
+        return MaterialAlertDialogBuilder(requireContext())
+            .setView(binding.root)
+            .setTitle(R.string.game_folder_properties)
+            .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
+                val folderIndex = gamesViewModel.folders.value.indexOf(gameDir)
+                if (folderIndex != -1) {
+                    gamesViewModel.folders.value[folderIndex].deepScan =
+                        binding.deepScanSwitch.isChecked
+                    gamesViewModel.updateGameDirs()
+                }
+            }
+            .setNegativeButton(android.R.string.cancel, null)
+            .show()
+    }
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        outState.putBoolean(DEEP_SCAN, deepScan)
+    }
+
+    companion object {
+        const val TAG = "GameFolderPropertiesDialogFragment"
+
+        private const val GAME_DIR = "GameDir"
+
+        private const val DEEP_SCAN = "DeepScan"
+
+        fun newInstance(gameDir: GameDir): GameFolderPropertiesDialogFragment {
+            val args = Bundle()
+            args.putParcelable(GAME_DIR, gameDir)
+            val fragment = GameFolderPropertiesDialogFragment()
+            fragment.arguments = args
+            return fragment
+        }
+    }
+}
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFoldersFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/GameFoldersFragment.kt
@@ -0,0 +1,128 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.fragments
+
+import android.content.Intent
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowInsetsCompat
+import androidx.core.view.updatePadding
+import androidx.fragment.app.Fragment
+import androidx.fragment.app.activityViewModels
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.lifecycleScope
+import androidx.lifecycle.repeatOnLifecycle
+import androidx.navigation.findNavController
+import androidx.recyclerview.widget.GridLayoutManager
+import com.google.android.material.transition.MaterialSharedAxis
+import kotlinx.coroutines.launch
+import org.yuzu.yuzu_emu.R
+import org.yuzu.yuzu_emu.adapters.FolderAdapter
+import org.yuzu.yuzu_emu.databinding.FragmentFoldersBinding
+import org.yuzu.yuzu_emu.model.GamesViewModel
+import org.yuzu.yuzu_emu.model.HomeViewModel
+import org.yuzu.yuzu_emu.ui.main.MainActivity
+
+class GameFoldersFragment : Fragment() {
+    private var _binding: FragmentFoldersBinding? = null
+    private val binding get() = _binding!!
+
+    private val homeViewModel: HomeViewModel by activityViewModels()
+    private val gamesViewModel: GamesViewModel by activityViewModels()
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        enterTransition = MaterialSharedAxis(MaterialSharedAxis.X, true)
+        returnTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
+        reenterTransition = MaterialSharedAxis(MaterialSharedAxis.X, false)
+
+        gamesViewModel.onOpenGameFoldersFragment()
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View {
+        _binding = FragmentFoldersBinding.inflate(inflater)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+        homeViewModel.setNavigationVisibility(visible = false, animated = true)
+        homeViewModel.setStatusBarShadeVisibility(visible = false)
+
+        binding.toolbarFolders.setNavigationOnClickListener {
+            binding.root.findNavController().popBackStack()
+        }
+
+        binding.listFolders.apply {
+            layoutManager = GridLayoutManager(
+                requireContext(),
+                resources.getInteger(R.integer.grid_columns)
+            )
+            adapter = FolderAdapter(requireActivity(), gamesViewModel)
+        }
+
+        viewLifecycleOwner.lifecycleScope.launch {
+            repeatOnLifecycle(Lifecycle.State.CREATED) {
+                gamesViewModel.folders.collect {
+                    (binding.listFolders.adapter as FolderAdapter).submitList(it)
+                }
+            }
+        }
+
+        val mainActivity = requireActivity() as MainActivity
+        binding.buttonAdd.setOnClickListener {
+            mainActivity.getGamesDirectory.launch(Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).data)
+        }
+
+        setInsets()
+    }
+
+    override fun onStop() {
+        super.onStop()
+        gamesViewModel.onCloseGameFoldersFragment()
+    }
+
+    private fun setInsets() =
+        ViewCompat.setOnApplyWindowInsetsListener(
+            binding.root
+        ) { _: View, windowInsets: WindowInsetsCompat ->
+            val barInsets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
+            val cutoutInsets = windowInsets.getInsets(WindowInsetsCompat.Type.displayCutout())
+
+            val leftInsets = barInsets.left + cutoutInsets.left
+            val rightInsets = barInsets.right + cutoutInsets.right
+
+            val mlpToolbar = binding.toolbarFolders.layoutParams as ViewGroup.MarginLayoutParams
+            mlpToolbar.leftMargin = leftInsets
+            mlpToolbar.rightMargin = rightInsets
+            binding.toolbarFolders.layoutParams = mlpToolbar
+
+            val fabSpacing = resources.getDimensionPixelSize(R.dimen.spacing_fab)
+            val mlpFab =
+                binding.buttonAdd.layoutParams as ViewGroup.MarginLayoutParams
+            mlpFab.leftMargin = leftInsets + fabSpacing
+            mlpFab.rightMargin = rightInsets + fabSpacing
+            mlpFab.bottomMargin = barInsets.bottom + fabSpacing
+            binding.buttonAdd.layoutParams = mlpFab
+
+            val mlpListFolders = binding.listFolders.layoutParams as ViewGroup.MarginLayoutParams
+            mlpListFolders.leftMargin = leftInsets
+            mlpListFolders.rightMargin = rightInsets
+            binding.listFolders.layoutParams = mlpListFolders
+
+            binding.listFolders.updatePadding(
+                bottom = barInsets.bottom +
+                    resources.getDimensionPixelSize(R.dimen.spacing_bottom_list_fab)
+            )
+
+            windowInsets
+        }
+}
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/HomeSettingsFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/HomeSettingsFragment.kt
@@ -127,18 +127,13 @@ class HomeSettingsFragment : Fragment() {
            )
            add(
                HomeSetting(
-                    R.string.select_games_folder,
+                    R.string.manage_game_folders,
                    R.string.select_games_folder_description,
                    R.drawable.ic_add,
                    {
-                        mainActivity.getGamesDirectory.launch(
-                            Intent(Intent.ACTION_OPEN_DOCUMENT_TREE).data
-                        )
-                    },
-                    { true },
-                    0,
-                    0,
-                    homeViewModel.gamesDir
+                        binding.root.findNavController()
+                            .navigate(R.id.action_homeSettingsFragment_to_gameFoldersFragment)
+                    }
                )
            )
            add(
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SettingsDialogFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SettingsDialogFragment.kt
@@ -52,7 +52,6 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
                    .setPositiveButton(android.R.string.ok) { _: DialogInterface, _: Int ->
                        settingsViewModel.clickedItem!!.setting.reset()
                        settingsViewModel.setAdapterItemChanged(position)
-                        settingsViewModel.shouldSave = true
                    }
                    .setNegativeButton(android.R.string.cancel, null)
                    .create()
@@ -137,24 +136,17 @@ class SettingsDialogFragment : DialogFragment(), DialogInterface.OnClickListener
            is SingleChoiceSetting -> {
                val scSetting = settingsViewModel.clickedItem as SingleChoiceSetting
                val value = getValueForSingleChoiceSelection(scSetting, which)
-                if (scSetting.selectedValue != value) {
-                    settingsViewModel.shouldSave = true
-                }
                scSetting.selectedValue = value
            }

            is StringSingleChoiceSetting -> {
                val scSetting = settingsViewModel.clickedItem as StringSingleChoiceSetting
                val value = scSetting.getValueAt(which)
-                if (scSetting.selectedValue != value) settingsViewModel.shouldSave = true
                scSetting.selectedValue = value
            }

            is SliderSetting -> {
                val sliderSetting = settingsViewModel.clickedItem as SliderSetting
-                if (sliderSetting.selectedValue != settingsViewModel.sliderProgress.value) {
-                    settingsViewModel.shouldSave = true
-                }
                sliderSetting.selectedValue = settingsViewModel.sliderProgress.value
            }
        }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SetupFragment.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/fragments/SetupFragment.kt
@@ -42,7 +42,7 @@ import org.yuzu.yuzu_emu.model.SetupPage
 import org.yuzu.yuzu_emu.model.StepState
 import org.yuzu.yuzu_emu.ui.main.MainActivity
 import org.yuzu.yuzu_emu.utils.DirectoryInitialization
-import org.yuzu.yuzu_emu.utils.GameHelper
+import org.yuzu.yuzu_emu.utils.NativeConfig
 import org.yuzu.yuzu_emu.utils.ViewUtils

 class SetupFragment : Fragment() {
@@ -184,11 +184,7 @@ class SetupFragment : Fragment() {
                    R.string.add_games_warning_description,
                    R.string.add_games_warning_help,
                    {
-                        val preferences =
-                            PreferenceManager.getDefaultSharedPreferences(
-                                YuzuApplication.appContext
-                            )
-                        if (preferences.getString(GameHelper.KEY_GAME_PATH, "")!!.isNotEmpty()) {
+                        if (NativeConfig.getGameDirs().isNotEmpty()) {
                            StepState.COMPLETE
                        } else {
                            StepState.INCOMPLETE
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GameDir.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GameDir.kt
@@ -0,0 +1,13 @@
+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+package org.yuzu.yuzu_emu.model
+
+import android.os.Parcelable
+import kotlinx.parcelize.Parcelize
+
+@Parcelize
+data class GameDir(
+    val uriString: String,
+    var deepScan: Boolean
+) : Parcelable
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GamesViewModel.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/GamesViewModel.kt
@@ -12,6 +12,7 @@ import java.util.Locale
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 import kotlinx.serialization.decodeFromString
@@ -20,6 +21,7 @@ import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.utils.GameHelper
 import org.yuzu.yuzu_emu.utils.GameMetadata
+import org.yuzu.yuzu_emu.utils.NativeConfig

 class GamesViewModel : ViewModel() {
    val games: StateFlow<List<Game>> get() = _games
@@ -40,6 +42,9 @@ class GamesViewModel : ViewModel() {
    val searchFocused: StateFlow<Boolean> get() = _searchFocused
    private val _searchFocused = MutableStateFlow(false)

+    private val _folders = MutableStateFlow(mutableListOf<GameDir>())
+    val folders = _folders.asStateFlow()
+
    init {
        // Ensure keys are loaded so that ROM metadata can be decrypted.
        NativeLibrary.reloadKeys()
@@ -50,6 +55,7 @@ class GamesViewModel : ViewModel() {

        viewModelScope.launch {
            withContext(Dispatchers.IO) {
+                getGameDirs()
                if (storedGames!!.isNotEmpty()) {
                    val deserializedGames = mutableSetOf<Game>()
                    storedGames.forEach {
@@ -104,7 +110,7 @@ class GamesViewModel : ViewModel() {
        _searchFocused.value = searchFocused
    }

-    fun reloadGames(directoryChanged: Boolean) {
+    fun reloadGames(directoriesChanged: Boolean) {
        if (isReloading.value) {
            return
        }
@@ -116,10 +122,61 @@ class GamesViewModel : ViewModel() {
                setGames(GameHelper.getGames())
                _isReloading.value = false

-                if (directoryChanged) {
+                if (directoriesChanged) {
                    setShouldSwapData(true)
                }
            }
        }
    }
+
+    fun addFolder(gameDir: GameDir) =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                NativeConfig.addGameDir(gameDir)
+                getGameDirs()
+            }
+        }
+
+    fun removeFolder(gameDir: GameDir) =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                val gameDirs = _folders.value.toMutableList()
+                val removedDirIndex = gameDirs.indexOf(gameDir)
+                if (removedDirIndex != -1) {
+                    gameDirs.removeAt(removedDirIndex)
+                    NativeConfig.setGameDirs(gameDirs.toTypedArray())
+                    getGameDirs()
+                }
+            }
+        }
+
+    fun updateGameDirs() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                NativeConfig.setGameDirs(_folders.value.toTypedArray())
+                getGameDirs()
+            }
+        }
+
+    fun onOpenGameFoldersFragment() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                getGameDirs()
+            }
+        }
+
+    fun onCloseGameFoldersFragment() =
+        viewModelScope.launch {
+            withContext(Dispatchers.IO) {
+                getGameDirs(true)
+            }
+        }
+
+    private fun getGameDirs(reloadList: Boolean = false) {
+        val gameDirs = NativeConfig.getGameDirs()
+        _folders.value = gameDirs.toMutableList()
+        if (reloadList) {
+            reloadGames(true)
+        }
+    }
 }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/HomeViewModel.kt
@@ -3,15 +3,9 @@

 package org.yuzu.yuzu_emu.model

-import android.net.Uri
-import androidx.fragment.app.FragmentActivity
 import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import androidx.preference.PreferenceManager
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
-import org.yuzu.yuzu_emu.YuzuApplication
-import org.yuzu.yuzu_emu.utils.GameHelper

 class HomeViewModel : ViewModel() {
    val navigationVisible: StateFlow<Pair<Boolean, Boolean>> get() = _navigationVisible
@@ -23,14 +17,6 @@ class HomeViewModel : ViewModel() {
    val shouldPageForward: StateFlow<Boolean> get() = _shouldPageForward
    private val _shouldPageForward = MutableStateFlow(false)

-    val gamesDir: StateFlow<String> get() = _gamesDir
-    private val _gamesDir = MutableStateFlow(
-        Uri.parse(
-            PreferenceManager.getDefaultSharedPreferences(YuzuApplication.appContext)
-                .getString(GameHelper.KEY_GAME_PATH, "")
-        ).path ?: ""
-    )
-
    var navigatedToSetup = false

    fun setNavigationVisibility(visible: Boolean, animated: Boolean) {
@@ -50,9 +36,4 @@ class HomeViewModel : ViewModel() {
    fun setShouldPageForward(pageForward: Boolean) {
        _shouldPageForward.value = pageForward
    }
-
-    fun setGamesDir(activity: FragmentActivity, dir: String) {
-        ViewModelProvider(activity)[GamesViewModel::class.java].reloadGames(true)
-        _gamesDir.value = dir
-    }
 }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/SettingsViewModel.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/model/SettingsViewModel.kt
@@ -13,8 +13,6 @@ import org.yuzu.yuzu_emu.features.settings.model.view.SettingsItem
 class SettingsViewModel : ViewModel() {
    var game: Game? = null

-    var shouldSave = false
-
    var clickedItem: SettingsItem? = null

    val shouldRecreate: StateFlow<Boolean> get() = _shouldRecreate
@@ -73,6 +71,5 @@ class SettingsViewModel : ViewModel() {

    fun clear() {
        game = null
-        shouldSave = false
    }
 }
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/ui/main/MainActivity.kt
@@ -31,6 +31,8 @@ import com.google.android.material.navigation.NavigationBarView
 import kotlinx.coroutines.CoroutineScope
 import java.io.File
 import java.io.FilenameFilter
+import java.io.FileOutputStream
+import java.io.IOException
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
@@ -40,6 +42,7 @@ import org.yuzu.yuzu_emu.R
 import org.yuzu.yuzu_emu.activities.EmulationActivity
 import org.yuzu.yuzu_emu.databinding.ActivityMainBinding
 import org.yuzu.yuzu_emu.features.settings.model.Settings
+import org.yuzu.yuzu_emu.fragments.AddGameFolderDialogFragment
 import org.yuzu.yuzu_emu.fragments.IndeterminateProgressDialogFragment
 import org.yuzu.yuzu_emu.fragments.MessageDialogFragment
 import org.yuzu.yuzu_emu.getPublicFilesDir
@@ -69,6 +72,28 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
    val savesFolderRoot get() = File(savesFolder).listFiles()?.firstOrNull()?.canonicalPath ?: ""

    override fun onCreate(savedInstanceState: Bundle?) {
+        val keysDirPath = applicationContext.filesDir.absolutePath + "/keys/"
+        val keysDir = File(keysDirPath)
+        if (!keysDir.exists()) {
+            keysDir.mkdir()
+            try {
+                val inputStream = applicationContext.assets.open("prod.keys")
+                val outputStream = FileOutputStream(keysDirPath + "prod.keys")
+                val bufferedInputStream = BufferedInputStream(inputStream)
+                val bufferedOutputStream = BufferedOutputStream(outputStream)
+                val buffer = ByteArray(1024)
+                var length: Int
+                while (bufferedInputStream.read(buffer).also { length = it } != -1) {
+                    bufferedOutputStream.write(buffer, 0, length)
+                }
+                bufferedInputStream.close()
+                bufferedOutputStream.close()
+            } catch (e: IOException) {
+                e.printStackTrace()
+            }
+        } else {
+            println("Keys directory already exists.")
+        }
        val splashScreen = installSplashScreen()
        splashScreen.setKeepOnScreenCondition { !DirectoryInitialization.areDirectoriesReady }

@@ -252,6 +277,13 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
        super.onResume()
    }

+    override fun onStop() {
+        super.onStop()
+        CoroutineScope(Dispatchers.IO).launch {
+            NativeConfig.saveSettings()
+        }
+    }
+
    override fun onDestroy() {
        EmulationActivity.stopForegroundService(this)
        super.onDestroy()
@@ -293,20 +325,19 @@ class MainActivity : AppCompatActivity(), ThemeProvider {
            Intent.FLAG_GRANT_READ_URI_PERMISSION
        )

-        // When a new directory is picked, we currently will reset the existing games
-        // database. This effectively means that only one game directory is supported.
-        PreferenceManager.getDefaultSharedPreferences(applicationContext).edit()
-            .putString(GameHelper.KEY_GAME_PATH, result.toString())
-            .apply()
+        val uriString = result.toString()
+        val folder = gamesViewModel.folders.value.firstOrNull { it.uriString == uriString }
+        if (folder != null) {
+            Toast.makeText(
+                applicationContext,
+                R.string.folder_already_added,
+                Toast.LENGTH_SHORT
+            ).show()
+            return
+        }

-        Toast.makeText(
-            applicationContext,
-            R.string.games_dir_selected,
-            Toast.LENGTH_LONG
-        ).show()
-
-        gamesViewModel.reloadGames(true)
-        homeViewModel.setGamesDir(this, result.path!!)
+        AddGameFolderDialogFragment.newInstance(uriString)
+            .show(supportFragmentManager, AddGameFolderDialogFragment.TAG)
    }

    val getProdKey =
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/FileUtil.kt
@@ -364,6 +364,27 @@ object FileUtil {
            .lowercase()
    }

+    fun isTreeUriValid(uri: Uri): Boolean {
+        val resolver = context.contentResolver
+        val columns = arrayOf(
+            DocumentsContract.Document.COLUMN_DOCUMENT_ID,
+            DocumentsContract.Document.COLUMN_DISPLAY_NAME,
+            DocumentsContract.Document.COLUMN_MIME_TYPE
+        )
+        return try {
+            val docId: String = if (isRootTreeUri(uri)) {
+                DocumentsContract.getTreeDocumentId(uri)
+            } else {
+                DocumentsContract.getDocumentId(uri)
+            }
+            val childrenUri = DocumentsContract.buildChildDocumentsUriUsingTree(uri, docId)
+            resolver.query(childrenUri, columns, null, null, null)
+            true
+        } catch (_: Exception) {
+            false
+        }
+    }
+
    @Throws(IOException::class)
    fun getStringFromFile(file: File): String =
        String(file.readBytes(), StandardCharsets.UTF_8)
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameHelper.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/GameHelper.kt
@@ -11,10 +11,11 @@ import kotlinx.serialization.json.Json
 import org.yuzu.yuzu_emu.NativeLibrary
 import org.yuzu.yuzu_emu.YuzuApplication
 import org.yuzu.yuzu_emu.model.Game
+import org.yuzu.yuzu_emu.model.GameDir
 import org.yuzu.yuzu_emu.model.MinimalDocumentFile

 object GameHelper {
-    const val KEY_GAME_PATH = "game_path"
+    private const val KEY_OLD_GAME_PATH = "game_path"
    const val KEY_GAMES = "Games"

    private lateinit var preferences: SharedPreferences
@@ -22,15 +23,43 @@ object GameHelper {
    fun getGames(): List<Game> {
        val games = mutableListOf<Game>()
        val context = YuzuApplication.appContext
-        val gamesDir =
-            PreferenceManager.getDefaultSharedPreferences(context).getString(KEY_GAME_PATH, "")
-        val gamesUri = Uri.parse(gamesDir)
        preferences = PreferenceManager.getDefaultSharedPreferences(context)

+        val gameDirs = mutableListOf<GameDir>()
+        val oldGamesDir = preferences.getString(KEY_OLD_GAME_PATH, "") ?: ""
+        if (oldGamesDir.isNotEmpty()) {
+            gameDirs.add(GameDir(oldGamesDir, true))
+            preferences.edit().remove(KEY_OLD_GAME_PATH).apply()
+        }
+        gameDirs.addAll(NativeConfig.getGameDirs())
+
        // Ensure keys are loaded so that ROM metadata can be decrypted.
        NativeLibrary.reloadKeys()

-        addGamesRecursive(games, FileUtil.listFiles(gamesUri), 3)
+        val badDirs = mutableListOf<Int>()
+        gameDirs.forEachIndexed { index: Int, gameDir: GameDir ->
+            val gameDirUri = Uri.parse(gameDir.uriString)
+            val isValid = FileUtil.isTreeUriValid(gameDirUri)
+            if (isValid) {
+                addGamesRecursive(
+                    games,
+                    FileUtil.listFiles(gameDirUri),
+                    if (gameDir.deepScan) 3 else 1
+                )
+            } else {
+                badDirs.add(index)
+            }
+        }
+
+        // Remove all game dirs with insufficient permissions from config
+        if (badDirs.isNotEmpty()) {
+            var offset = 0
+            badDirs.forEach {
+                gameDirs.removeAt(it - offset)
+                offset++
+            }
+        }
+        NativeConfig.setGameDirs(gameDirs.toTypedArray())

        // Cache list of games found on disk
        val serializedGames = mutableSetOf<String>()
--- a/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/NativeConfig.kt
+++ b/src/android/app/src/main/java/org/yuzu/yuzu_emu/utils/NativeConfig.kt
@@ -3,6 +3,8 @@

 package org.yuzu.yuzu_emu.utils

+import org.yuzu.yuzu_emu.model.GameDir
+
 object NativeConfig {
    /**
     * Creates a Config object and opens the emulation config.
@@ -54,4 +56,22 @@ object NativeConfig {
    external fun getConfigHeader(category: Int): String

    external fun getPairedSettingKey(key: String): String
+
+    /**
+     * Gets every [GameDir] in AndroidSettings::values.game_dirs
+     */
+    @Synchronized
+    external fun getGameDirs(): Array<GameDir>
+
+    /**
+     * Clears the AndroidSettings::values.game_dirs array and replaces them with the provided array
+     */
+    @Synchronized
+    external fun setGameDirs(dirs: Array<GameDir>)
+
+    /**
+     * Adds a single [GameDir] to the AndroidSettings::values.game_dirs array
+     */
+    @Synchronized
+    external fun addGameDir(dir: GameDir)
 }
--- a/src/android/app/src/main/jni/android_config.cpp
+++ b/src/android/app/src/main/jni/android_config.cpp
@@ -34,6 +34,7 @@ void AndroidConfig::SaveAllValues() {
 void AndroidConfig::ReadAndroidValues() {
    if (global) {
        ReadAndroidUIValues();
+        ReadUIValues();
    }
 }

@@ -45,9 +46,35 @@ void AndroidConfig::ReadAndroidUIValues() {
    EndGroup();
 }

+void AndroidConfig::ReadUIValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Ui));
+
+    ReadPathValues();
+
+    EndGroup();
+}
+
+void AndroidConfig::ReadPathValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Paths));
+
+    const int gamedirs_size = BeginArray(std::string("gamedirs"));
+    for (int i = 0; i < gamedirs_size; ++i) {
+        SetArrayIndex(i);
+        AndroidSettings::GameDir game_dir;
+        game_dir.path = ReadStringSetting(std::string("path"));
+        game_dir.deep_scan =
+            ReadBooleanSetting(std::string("deep_scan"), std::make_optional(false));
+        AndroidSettings::values.game_dirs.push_back(game_dir);
+    }
+    EndArray();
+
+    EndGroup();
+}
+
 void AndroidConfig::SaveAndroidValues() {
    if (global) {
        SaveAndroidUIValues();
+        SaveUIValues();
    }

    WriteToIni();
@@ -61,6 +88,29 @@ void AndroidConfig::SaveAndroidUIValues() {
    EndGroup();
 }

+void AndroidConfig::SaveUIValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Ui));
+
+    SavePathValues();
+
+    EndGroup();
+}
+
+void AndroidConfig::SavePathValues() {
+    BeginGroup(Settings::TranslateCategory(Settings::Category::Paths));
+
+    BeginArray(std::string("gamedirs"));
+    for (size_t i = 0; i < AndroidSettings::values.game_dirs.size(); ++i) {
+        SetArrayIndex(i);
+        const auto& game_dir = AndroidSettings::values.game_dirs[i];
+        WriteSetting(std::string("path"), game_dir.path);
+        WriteSetting(std::string("deep_scan"), game_dir.deep_scan, std::make_optional(false));
+    }
+    EndArray();
+
+    EndGroup();
+}
+
 std::vector<Settings::BasicSetting*>& AndroidConfig::FindRelevantList(Settings::Category category) {
    auto& map = Settings::values.linkage.by_category;
    if (map.contains(category)) {
--- a/src/android/app/src/main/jni/android_config.h
+++ b/src/android/app/src/main/jni/android_config.h
@@ -19,9 +19,9 @@ protected:
    void ReadAndroidUIValues();
    void ReadHidbusValues() override {}
    void ReadDebugControlValues() override {}
-    void ReadPathValues() override {}
+    void ReadPathValues() override;
    void ReadShortcutValues() override {}
-    void ReadUIValues() override {}
+    void ReadUIValues() override;
    void ReadUIGamelistValues() override {}
    void ReadUILayoutValues() override {}
    void ReadMultiplayerValues() override {}
@@ -30,9 +30,9 @@ protected:
    void SaveAndroidUIValues();
    void SaveHidbusValues() override {}
    void SaveDebugControlValues() override {}
-    void SavePathValues() override {}
+    void SavePathValues() override;
    void SaveShortcutValues() override {}
-    void SaveUIValues() override {}
+    void SaveUIValues() override;
    void SaveUIGamelistValues() override {}
    void SaveUILayoutValues() override {}
    void SaveMultiplayerValues() override {}
--- a/src/android/app/src/main/jni/android_settings.h
+++ b/src/android/app/src/main/jni/android_settings.h
@@ -9,9 +9,17 @@

 namespace AndroidSettings {

+struct GameDir {
+    std::string path;
+    bool deep_scan = false;
+};
+
 struct Values {
    Settings::Linkage linkage;

+    // Path settings
+    std::vector<GameDir> game_dirs;
+
    // Android
    Settings::Setting<bool> picture_in_picture{linkage, false, "picture_in_picture",
                                               Settings::Category::Android};
--- a/src/android/app/src/main/jni/id_cache.cpp
+++ b/src/android/app/src/main/jni/id_cache.cpp
@@ -13,6 +13,8 @@ static JavaVM* s_java_vm;
 static jclass s_native_library_class;
 static jclass s_disk_cache_progress_class;
 static jclass s_load_callback_stage_class;
+static jclass s_game_dir_class;
+static jmethodID s_game_dir_constructor;
 static jmethodID s_exit_emulation_activity;
 static jmethodID s_disk_cache_load_progress;
 static jmethodID s_on_emulation_started;
@@ -53,6 +55,14 @@ jclass GetDiskCacheLoadCallbackStageClass() {
    return s_load_callback_stage_class;
 }

+jclass GetGameDirClass() {
+    return s_game_dir_class;
+}
+
+jmethodID GetGameDirConstructor() {
+    return s_game_dir_constructor;
+}
+
 jmethodID GetExitEmulationActivity() {
    return s_exit_emulation_activity;
 }
@@ -90,6 +100,11 @@ jint JNI_OnLoad(JavaVM* vm, void* reserved) {
    s_load_callback_stage_class = reinterpret_cast<jclass>(env->NewGlobalRef(env->FindClass(
        "org/yuzu/yuzu_emu/disk_shader_cache/DiskShaderCacheProgress$LoadCallbackStage")));

+    const jclass game_dir_class = env->FindClass("org/yuzu/yuzu_emu/model/GameDir");
+    s_game_dir_class = reinterpret_cast<jclass>(env->NewGlobalRef(game_dir_class));
+    s_game_dir_constructor = env->GetMethodID(game_dir_class, "<init>", "(Ljava/lang/String;Z)V");
+    env->DeleteLocalRef(game_dir_class);
+
    // Initialize methods
    s_exit_emulation_activity =
        env->GetStaticMethodID(s_native_library_class, "exitEmulationActivity", "(I)V");
@@ -120,6 +135,7 @@ void JNI_OnUnload(JavaVM* vm, void* reserved) {
    env->DeleteGlobalRef(s_native_library_class);
    env->DeleteGlobalRef(s_disk_cache_progress_class);
    env->DeleteGlobalRef(s_load_callback_stage_class);
+    env->DeleteGlobalRef(s_game_dir_class);

    // UnInitialize applets
    SoftwareKeyboard::CleanupJNI(env);
--- a/src/android/app/src/main/jni/id_cache.h
+++ b/src/android/app/src/main/jni/id_cache.h
@@ -13,6 +13,8 @@ JNIEnv* GetEnvForThread();
 jclass GetNativeLibraryClass();
 jclass GetDiskCacheProgressClass();
 jclass GetDiskCacheLoadCallbackStageClass();
+jclass GetGameDirClass();
+jmethodID GetGameDirConstructor();
 jmethodID GetExitEmulationActivity();
 jmethodID GetDiskCacheLoadProgress();
 jmethodID GetOnEmulationStarted();
--- a/src/android/app/src/main/jni/native.cpp
+++ b/src/android/app/src/main/jni/native.cpp
@@ -694,6 +694,14 @@ jdoubleArray Java_org_yuzu_yuzu_1emu_NativeLibrary_getPerfStats(JNIEnv* env, jcl
    return j_stats;
 }

+jstring Java_org_yuzu_yuzu_1emu_NativeLibrary_getCpuBackend(JNIEnv* env, jclass clazz) {
+    if (Settings::IsNceEnabled()) {
+        return ToJString(env, "NCE");
+    }
+
+    return ToJString(env, "JIT");
+}
+
 void Java_org_yuzu_yuzu_1emu_utils_DirectoryInitialization_setSysDirectory(JNIEnv* env,
                                                                           jclass clazz,
                                                                           jstring j_path) {}
--- a/src/android/app/src/main/jni/native_config.cpp
+++ b/src/android/app/src/main/jni/native_config.cpp
@@ -11,6 +11,7 @@
 #include "common/settings.h"
 #include "frontend_common/config.h"
 #include "jni/android_common/android_common.h"
+#include "jni/id_cache.h"

 std::unique_ptr<AndroidConfig> config;

@@ -253,4 +254,55 @@ jstring Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getPairedSettingKey(JNIEnv* e
    return ToJString(env, setting->PairedSetting()->GetLabel());
 }

+jobjectArray Java_org_yuzu_yuzu_1emu_utils_NativeConfig_getGameDirs(JNIEnv* env, jobject obj) {
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jmethodID gameDirConstructor = IDCache::GetGameDirConstructor();
+    jobjectArray jgameDirArray =
+        env->NewObjectArray(AndroidSettings::values.game_dirs.size(), gameDirClass, nullptr);
+    for (size_t i = 0; i < AndroidSettings::values.game_dirs.size(); ++i) {
+        jobject jgameDir =
+            env->NewObject(gameDirClass, gameDirConstructor,
+                           ToJString(env, AndroidSettings::values.game_dirs[i].path),
+                           static_cast<jboolean>(AndroidSettings::values.game_dirs[i].deep_scan));
+        env->SetObjectArrayElement(jgameDirArray, i, jgameDir);
+    }
+    return jgameDirArray;
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_setGameDirs(JNIEnv* env, jobject obj,
+                                                            jobjectArray gameDirs) {
+    AndroidSettings::values.game_dirs.clear();
+    int size = env->GetArrayLength(gameDirs);
+
+    if (size == 0) {
+        return;
+    }
+
+    jobject dir = env->GetObjectArrayElement(gameDirs, 0);
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
+    jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
+    for (int i = 0; i < size; ++i) {
+        dir = env->GetObjectArrayElement(gameDirs, i);
+        jstring juriString = static_cast<jstring>(env->GetObjectField(dir, uriStringField));
+        jboolean jdeepScanBoolean = env->GetBooleanField(dir, deepScanBooleanField);
+        std::string uriString = GetJString(env, juriString);
+        AndroidSettings::values.game_dirs.push_back(
+            AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
+    }
+}
+
+void Java_org_yuzu_yuzu_1emu_utils_NativeConfig_addGameDir(JNIEnv* env, jobject obj,
+                                                           jobject gameDir) {
+    jclass gameDirClass = IDCache::GetGameDirClass();
+    jfieldID uriStringField = env->GetFieldID(gameDirClass, "uriString", "Ljava/lang/String;");
+    jfieldID deepScanBooleanField = env->GetFieldID(gameDirClass, "deepScan", "Z");
+
+    jstring juriString = static_cast<jstring>(env->GetObjectField(gameDir, uriStringField));
+    jboolean jdeepScanBoolean = env->GetBooleanField(gameDir, deepScanBooleanField);
+    std::string uriString = GetJString(env, juriString);
+    AndroidSettings::values.game_dirs.push_back(
+        AndroidSettings::GameDir{uriString, static_cast<bool>(jdeepScanBoolean)});
+}
+
 } // extern "C"
--- a/src/android/app/src/main/jni/prod.keys
+++ b/src/android/app/src/main/jni/prod.keys
@@ -0,0 +1,215 @@
+aes_kek_generation_source = 4d870986c45d20722fba1053da92e8a9
+aes_key_generation_source = 89615ee05c31b6805fe58f3da24f7aa8
+bis_kek_source = 34c1a0c48258f8b4fa9e5e6adafc7e4f
+bis_key_00 = 2b8bb16cfc902cadb2e04b63cb5ea0ec33cc49b3d74b1866090e06617fb2ad08
+bis_key_01 = ae9cc3d720c0894fa9ed293ea0349c46a526dc11281200b8d853d2a25ab2a9fe
+bis_key_02 = 0569dfd9e2f8d2d06235dba3b442a2450be9d10d22a7d9b0626bb43570cd9ebb
+bis_key_03 = 0569dfd9e2f8d2d06235dba3b442a2450be9d10d22a7d9b0626bb43570cd9ebb
+bis_key_source_00 = f83f386e2cd2ca32a89ab9aa29bfc7487d92b03aa8bfdee1a74c3b6e35cb7106
+bis_key_source_01 = 41003049ddccc065647a7eb41eed9c5f44424edab49dfcd98777249adc9f7ca4
+bis_key_source_02 = 52c2e9eb09e3ee2932a10c1fb6a0926c4d12e14b2a474c1c09cb0359f015f4e4
+device_key = e6b9dc43da7e4d15f60443133f9c5c9f
+device_key_4x = e2f0bcbf3a84a72dc9866aad9d3555bc
+eticket_rsa_kek = 19c8b441d318802bad63a5beda283a84
+eticket_rsa_kek_source = dba451124ca0a9836814f5ed95e3125b
+eticket_rsa_kekek_source = 466e57b74a447f02f321cde58f2f5535
+eticket_rsa_keypair = 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
+header_kek_source = 1f12913a4acbf00d4cde3af6d523882a
+header_key = aeaab1ca08adf9bef12991f369e3c567d6881e4e4a6a47a51f6e4877062d542d
+header_key_source = 5a3ed84fdec0d82631f7e25d197bf5d01c9b7bfaf628183d71f64d73f150b9d2
+key_area_key_application_00 = ef979e289a132c23d39c4ec5a0bba969
+key_area_key_application_01 = cdedbab97b69729073dfb2440bff2c13
+key_area_key_application_02 = 75716ed3b524a01dfe21456ce26c7270
+key_area_key_application_03 = f428306544cf5707c25eaa8bc0583fd1
+key_area_key_application_04 = 798844ec099eb6a04b26c7c728a35a4d
+key_area_key_application_05 = a57c6eecc5410ada22712eb3ccbf45f1
+key_area_key_application_06 = 2a60f6c4275df1770651d5891b8e73ec
+key_area_key_application_07 = 32221bd6ed19b938bec06b9d36ed9e51
+key_area_key_application_08 = fb20aa9e3dbf67350e86479eb431a0b3
+key_area_key_application_09 = ce8d5fa79e220d5f48470e9f21be018b
+key_area_key_application_0a = 38b865725adcf568a81d2db3ceaa5bcc
+key_area_key_application_0b = bbddfd40a59d0ff555c0954239972213
+key_area_key_application_0c = 3fee7204e21c6b0ff1373226c0c3e055
+key_area_key_application_0d = 7b05d214fa554bc3e91b044fb412fc0d
+key_area_key_application_0e = 061667d7668b76a423e3f1aea52a8baa
+key_area_key_application_0f = 7ee19b046987ba2588e852cc24bc2953
+key_area_key_application_10 = fd8a4be923d9a464793cd2f3a27557ee
+key_area_key_application_source = 7f59971e629f36a13098066f2144c30d
+key_area_key_ocean_00 = b33813e4c9c4399c75fabc673ab4947b
+key_area_key_ocean_01 = c54166efa8c9c0f6511fa8b580191677
+key_area_key_ocean_02 = 3061ce73461e0b0409d6a33da85843c8
+key_area_key_ocean_03 = 06f170025a64921c849df168e74d37f2
+key_area_key_ocean_04 = dc857fd6dc1c6213076ec7b902ec5bb6
+key_area_key_ocean_05 = 131d76b70bd8a60036d8218c15cb610f
+key_area_key_ocean_06 = 17d565492ba819b0c19bed1b4297b659
+key_area_key_ocean_07 = 37255186f7678324bf2b2d773ea2c412
+key_area_key_ocean_08 = 4115c119b7bd8522ad63c831b6c816a6
+key_area_key_ocean_09 = 792bfc652870cca7491d1685384be147
+key_area_key_ocean_0a = dfcc9e87e61c9fba54a9b1c262d41e4d
+key_area_key_ocean_0b = 66fe3107f5a6a8d8eda2459d920b07a1
+key_area_key_ocean_0c = b79b6bf3d6cdc5ec10277fc07a4fec93
+key_area_key_ocean_0d = 9a20ffbdcb03cfc5b8e88b058d27ae6c
+key_area_key_ocean_0e = 1e8bba40c91ca4d55163cdfb779a2f4e
+key_area_key_ocean_0f = 2a51262c614e175f22cb0bf7907418b0
+key_area_key_ocean_10 = 97b66913f9683a9e7b733b96a35cabf3
+key_area_key_ocean_source = 327d36085ad1758dab4e6fbaa555d882
+key_area_key_system_00 = 6dd02aa15b440d6231236b6677de86bc
+key_area_key_system_01 = 4ab155e7f29a292037fd147592770b12
+key_area_key_system_02 = b7a74adeaf89c2a198c327bdff322d7d
+key_area_key_system_03 = d5aab1acd23a8aec284a316df859d377
+key_area_key_system_04 = 9b44b45b37de9d14754b1d22c2ca742c
+key_area_key_system_05 = 0012e957530d3dc7af34fbbe6fd44559
+key_area_key_system_06 = 01744e3b0818445cd54ee9f89da43192
+key_area_key_system_07 = d0d30e46f5695b875f11522c375c5a80
+key_area_key_system_08 = bd06cb1b86bd5c433667470a09eb63de
+key_area_key_system_09 = e19f788f658eda8bbf34a1dd2a9503a9
+key_area_key_system_0a = 7070e7ff5cfe448630143a9874903c38
+key_area_key_system_0b = 3fa471d4483e58b8f7756fcb64f63890
+key_area_key_system_0c = 7bfd381df3369407ab1c6bdd9fabf522
+key_area_key_system_0d = 53ed531cd657edf443b551a964f44ecc
+key_area_key_system_0e = fa9d4958e8f8f2c8c8ae33b1034a0a02
+key_area_key_system_0f = 91eae4eeb5335cc5a706c4fe81d8d8af
+key_area_key_system_10 = ae11fa6821b123419e0a54f3a89d9a8b
+key_area_key_system_source = 8745f1bba6be79647d048ba67b5fda4a
+keyblob_00 = f759024f8199101dddc1ef91e6eecf37e24b95ac9272f7ae441d5d8060c843a48322d21cdd06d4fc958c68d3800eb4db939ffbec930177f77d136144ff615aa8835e811bb958deda218f8486b5a10f531b30cb9d269645ac9fc25c53fc80525e56bd3602988a9fcf06bbf99ca910ad6530791d512c9d57e17abf49220de6419bf4eca1685c1e4df77f19db7b44a985ca
+keyblob_01 = bd27264ae07e979756411d0c66e679e3c50851f3e902d9c2cd1a438b948159a517ec1566c10570326ea2697ee62da46f14bb5d581bfc06fd0c9387ea33d2d4dc63e7809ba90f03dd2c7112ffbfa548951b9b8c688b5e4f2951d24a73da29c668154a5d4838dba71ee068ace83fe720e8c2a495c596f73525dc3c05994b40ad27f8c60322f75cd548b821af9162e16f76
+keyblob_02 = a3d4a8e153b8e6ae6e6aef3e8f219cb4b7790f47856accc76268f9afa99a1ff8b1a72f63d1f99f480a3c1532078bb59abdd25203cfb12a38b33e9ba6a09afb6f24283b3ba76a0161230a73669ddf5493c2b7919d094fd795b484794854f71e4f4c672245d7770e29397722444d111b4229cdbf35707b70634ea8f140766e884cc580cb1e2d9aa9866ffef920010fc409
+keyblob_03 = 1558f525ae8c5be9243fb6d8a8b0a8ee0e886a59035668740a936619b7a5c83e821198b171d18e51445054df68688e45703b936818a827d8e540dd6bef2e11ec9ddc6cfe5fc736dd769b9f6e0a23a62e2e5f49e86143646a04ec3a23f828373a336a5c224a91f8a0c6c6a7b5844dd6415804209f83c943aeca9cfd856db6bd4ec32009c8cb268ed053052c9237dfd8bc
+keyblob_04 = 9fbeb1957fc1629e08b753a9086d6e01ffb4f11466b7417e3fa7f5f1efb754406704fd75afaf91a408a0b524c1fc80d36c2046fa4757412efe4c11e382f72e8a10d90ed580017d9deb87af2549b6b02661af48ff94f6072c0fef7fc2833b8bdae503898e2e927ac0663e8b6391dd4f1d685313935e2c48ece7d177c88bc9c883ede36c3677495784b838d7265c6ba7a1
+keyblob_05 = 94a92da1d73c2b3e165c891ced5607fc6628ca2a0654f3fbc05711c063377c6e9c96a9d0192e530dd510e4fd41aa62ef4213c5f6e059e7e21db098a9b22d1e6c29bee148aaef15c52549d9165de96e85b0d029ecdc5843e2f32cb18be707eec61909cf3385d45bc2a4c8d76e9bfad5a40c4b92dcb982aa50d474897ac9ebb5351a7015dcc277a08f1214ad41384d7941
+keyblob_key_00 = d621a08fba5e3a11e5c8ae37560b8d01
+keyblob_key_01 = 84e3303b6e4acd083fd73ca75be0d4a2
+keyblob_key_02 = a7bf0d1e44d6f3f7cb010a35654e84b4
+keyblob_key_03 = 4f11fd1e2ed8cc2ab8fe5c4f8adecfee
+keyblob_key_04 = 59b204d1cc932c23e5a473bf0fa8af15
+keyblob_key_05 = a9984e8f0ef40cd0ca9b86ab74188cf9
+keyblob_key_source_00 = df206f594454efdc7074483b0ded9fd3
+keyblob_key_source_01 = 0c25615d684ceb421c2379ea822512ac
+keyblob_key_source_02 = 337685ee884aae0ac28afd7d63c0433b
+keyblob_key_source_03 = 2d1f4880edeced3e3cf248b5657df7be
+keyblob_key_source_04 = bb5a01f988aff5fc6cff079e133c3980
+keyblob_key_source_05 = d8cce1266a353fcc20f32d3b517de9c0
+keyblob_mac_key_00 = 782b915ab93552634fa142f8220e3cb5
+keyblob_mac_key_01 = bdcaccca7c0f2ea5f9a0f6e065fa66f6
+keyblob_mac_key_02 = 3e097bf16b5c24a8748c0498e998368e
+keyblob_mac_key_03 = b48f35cb5b99f22315c69612c788b5f2
+keyblob_mac_key_04 = 33e8ac5201ca946da82e5d5bf34d3c2f
+keyblob_mac_key_05 = 7faed890e924d08d594636dd017086b6
+keyblob_mac_key_source = 59c7fb6fbe9bbe87656b15c0537336a5
+mariko_master_kek_source_05 = 77605ad2ee6ef83c3f72e2599dac5e56
+mariko_master_kek_source_06 = 1e80b8173ec060aa11be1a4aa66fe4ae
+mariko_master_kek_source_07 = 940867bd0a00388411d31adbdd8df18a
+mariko_master_kek_source_08 = 5c24e3b8b4f700c23cfd0ace13c3dc23
+mariko_master_kek_source_09 = 8669f00987c805aeb57b4874de62a613
+mariko_master_kek_source_0a = 0e440cedb436c03faa1daebf62b10982
+mariko_master_kek_source_0b = e541acecd1a7d1abed0377f127caf8f1
+mariko_master_kek_source_0c = 52719bdfa78b61d8d58511e48e4f74c6
+mariko_master_kek_source_0d = d268c6539d94f9a8a5a8a7c88f534b7a
+mariko_master_kek_source_0e = ec61bc821e0f5ac32b643f9dd619222d
+mariko_master_kek_source_0f = a5ec16391a3016082ecf096f5e7ceea9
+mariko_master_kek_source_10 = 8dee9e11363a9b0a6ac7bbe9d103f780
+master_kek_00 = f759024f8199101dddc1ef91e6eecf37
+master_kek_01 = bd27264ae07e979756411d0c66e679e3
+master_kek_02 = a3d4a8e153b8e6ae6e6aef3e8f219cb4
+master_kek_03 = 1558f525ae8c5be9243fb6d8a8b0a8ee
+master_kek_04 = 9fbeb1957fc1629e08b753a9086d6e01
+master_kek_05 = 94a92da1d73c2b3e165c891ced5607fc
+master_kek_08 = e42f1ec8002043d746575ae6dd9f283f
+master_kek_09 = cec2885fbeef5f6a989db84a4cc4b393
+master_kek_0a = dd1a730232522b5cb4590cd43869ab6a
+master_kek_0b = fc6f0c891d42710180724ed9e112e72a
+master_kek_0c = 43f7fc20fcec22a5b2a744790371b094
+master_kek_0d = 8dc9a8223671daa73ccd8b93cdaaed9f
+master_kek_0e = f3f857257c3f63ca63b9c9710b8f673e
+master_kek_0f = 1e8f01c4927a76a66097df44c3bad27d
+master_kek_10 = 8b523b9d476508daadc2036582ce5aa8
+master_kek_source_06 = 374b772959b4043081f6e58c6d36179a
+master_kek_source_07 = 9a3ea9abfd56461c9bf6487f5cfa095c
+master_kek_source_08 = dedce339308816f8ae97adec642d4141
+master_kek_source_09 = 1aec11822b32387a2bedba01477e3b67
+master_kek_source_0a = 303f027ed838ecd7932534b530ebca7a
+master_kek_source_0b = 8467b67f1311aee6589b19af136c807a
+master_kek_source_0c = 683bca54b86f9248c305768788707923
+master_kek_source_0d = f013379ad56351c3b49635bc9ce87681
+master_kek_source_0e = 6e7786ac830a8d3e7db766a022b76e67
+master_kek_source_0f = 99220957a7f95e94fe787f41d6e756e6
+master_kek_source_10 = 71b9a6c0ff976b0cb440b9d5815d8190
+master_key_00 = c2caaff089b9aed55694876055271c7d
+master_key_01 = 54e1b8e999c2fd16cd07b66109acaaa6
+master_key_02 = 4f6b10d33072af2f250562bff06b6da3
+master_key_03 = 84e04ec20b9373818c540829cf147f3d
+master_key_04 = cfa2176790a53ff74974bff2af180921
+master_key_05 = c1dbedcebf0dd6956079e506cfa1af6e
+master_key_06 = 0aa90e6330cdc12d819b3254d11a4e1e
+master_key_07 = 929f86fbfe4ef7732892bf3462511b0e
+master_key_08 = 23cfb792c3cb50cd715da0f84880c877
+master_key_09 = 75c93b716255319b8e03e14c19dea64e
+master_key_0a = 73767484c73088f629b0eeb605f64aa6
+master_key_0b = 8500b14bf4766b855a26ffc614097a8f
+master_key_0c = b3c503709135d4b35de31be4b0b9c0f7
+master_key_0d = 6d2b26416ab030dc504cbfd6bb2977b7
+master_key_0e = 3b995e3bf23207c3cacb07f8c57415e6
+master_key_0f = ff22454d86237004c750e2dcb4b16c80
+master_key_10 = 252c7d95f296d07f2369bdba6d42c615
+master_key_source = d8a2410ac6c59001c61d6a267c513f3c
+package1_key_00 = f4eca1685c1e4df77f19db7b44a985ca
+package1_key_01 = f8c60322f75cd548b821af9162e16f76
+package1_key_02 = c580cb1e2d9aa9866ffef920010fc409
+package1_key_03 = c32009c8cb268ed053052c9237dfd8bc
+package1_key_04 = ede36c3677495784b838d7265c6ba7a1
+package1_key_05 = 1a7015dcc277a08f1214ad41384d7941
+package2_key_00 = a35a19cb14404b2f4460d343d178638d
+package2_key_01 = a0dd1eacd438610c85a191f02c1db8a8
+package2_key_02 = 7e5ba2aafd57d47a85fd4a57f2076679
+package2_key_03 = bf03e9889fa18f0d7a55e8e9f684323d
+package2_key_04 = 09df6e361e28eb9c96c9fa0bfc897179
+package2_key_05 = 444b1a4f9035178b9b1fe262462acb8e
+package2_key_06 = 442cd9c21cfb8914587dc12e8e7ed608
+package2_key_07 = 70c821e7d6716feb124acbac09f7b863
+package2_key_08 = 8accebcc3d15a328a48365503f8369b6
+package2_key_09 = f562a7c6c42e3d4d3d13ffd504d77346
+package2_key_0a = 0803167ec7fc0bc753d8330e5592a289
+package2_key_0b = 341db6796aa7bdb8092f7aae6554900a
+package2_key_0c = 4e97dc4225d00c6ae33d49bddd17637d
+package2_key_0d = db13c2de2c313540b18a32b4f106d4a1
+package2_key_0e = 254d393b26e6d98963c1c8c4fa6d11e2
+package2_key_0f = 1c87f9650cca54af03df3590021e457d
+package2_key_10 = 2d64ee13cece88746b375f1a43b9fdf6
+package2_key_source = fb8b6a9c7900c849efd24d854d30a0c7
+per_console_key_source = 4f025f0eb66d110edc327d4186c2f478
+retail_specific_aes_key_source = e2d6b87a119cb880e822888a46fba195
+save_mac_kek_source = d89c236ec9124e43c82b038743f9cf1b
+save_mac_key = f33d6c1a8b26c7f6ff96f3b3a7dcf5db
+save_mac_key_source = e4cd3d4ad50f742845a487e5a063ea1f
+save_mac_sd_card_kek_source = 0489ef5d326e1a59c4b7ab8c367aab17
+save_mac_sd_card_key_source = 6f645947c56146f9ffa045d595332918
+sd_card_custom_storage_key_source = 370c345e12e4cefe21b58e64db52af354f2ca5a3fc999a47c03ee004485b2fd0
+sd_card_kek_source = 88358d9c629ba1a00147dbe0621b5432
+sd_card_nca_key_source = 5841a284935b56278b8e1fc518e99f2b67c793f0f24fded075495dca006d99c2
+sd_card_save_key_source = 2449b722726703a81965e6e3ea582fdd9a951517b16e8f7f1f68263152ea296a
+sd_seed = a1bdc735db732a90004f7eb2c2f4c6f7
+secure_boot_key = 461720644b2df9fd1b109745000af741
+ssl_rsa_kek = b011100660d1dccbad1b1b733afa9f95
+ssl_rsa_kek_source = 9a383bf431d0bd8132534ba964397de3
+ssl_rsa_kekek_source = 7f5bb0847b25aa67fac84be23d7b6903
+ssl_rsa_key = 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
+titlekek_00 = 62a24d6e6d0d0e0abf3554d259be3dc9
+titlekek_01 = 8821f642176969b1a18021d2665c0111
+titlekek_02 = 5d15b9b95a5739a0ac9b20f600283962
+titlekek_03 = 1b3f63bcb67d4b06da5badc7d89acce1
+titlekek_04 = e45c1789a69c7afbbf1a1e61f2499459
+titlekek_05 = ddc67f7189f4527a37b519cb051eee21
+titlekek_06 = b1532b9d38ab036068f074c0d78706ac
+titlekek_07 = 81dc1b1783df268789a6a0edbf058343
+titlekek_08 = 47dfe4bf0eeda88b17136b8005ab08ea
+titlekek_09 = adaa785d90e1a9c182ac07bc276bf600
+titlekek_0a = 42daa957c128f75bb1fda56a8387e17b
+titlekek_0b = d08903363f2c8655d3de3ccf85d79406
+titlekek_0c = be2682599db34caa9bc7ebb2cc7c654c
+titlekek_0d = 41071f95beddc4114a03e0072e6ccab7
+titlekek_0e = e342365a0fa0fa4a28a7bc00e45b3f68
+titlekek_0f = 105999eaf8b71d199bf201f525b2c68d
+titlekek_10 = 3796fcdb27351d58cc3f3379dda04202
+titlekek_source = 1edc7b3b60e6b4d878b81715985e629b
+tsec_key = fdb46027e6576babf0caf127980f4cae
+tsec_root_key_02 = 4b4fbcf58e23cf4902d478b76c8048ec
--- a/src/android/app/src/main/res/layout/card_folder.xml
+++ b/src/android/app/src/main/res/layout/card_folder.xml
@@ -0,0 +1,70 @@
+<?xml version="1.0" encoding="utf-8"?>
+<com.google.android.material.card.MaterialCardView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    style="?attr/materialCardViewOutlinedStyle"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_marginHorizontal="16dp"
+    android:layout_marginVertical="12dp"
+    android:focusable="true">
+
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:padding="16dp"
+        android:layout_gravity="center_vertical"
+        android:animateLayoutChanges="true">
+
+        <com.google.android.material.textview.MaterialTextView
+            android:id="@+id/path"
+            style="@style/TextAppearance.Material3.BodyLarge"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:ellipsize="none"
+            android:marqueeRepeatLimit="marquee_forever"
+            android:requiresFadingEdge="horizontal"
+            android:singleLine="true"
+            android:textAlignment="viewStart"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toStartOf="@+id/button_layout"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            tools:text="@string/select_gpu_driver_default" />
+
+        <LinearLayout
+            android:id="@+id/button_layout"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal"
+            app:layout_constraintBottom_toBottomOf="parent"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent">
+
+            <Button
+                android:id="@+id/button_edit"
+                style="@style/Widget.Material3.Button.IconButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@string/delete"
+                android:tooltipText="@string/edit"
+                app:icon="@drawable/ic_edit"
+                app:iconTint="?attr/colorControlNormal" />
+
+            <Button
+                android:id="@+id/button_delete"
+                style="@style/Widget.Material3.Button.IconButton"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:contentDescription="@string/delete"
+                android:tooltipText="@string/delete"
+                app:icon="@drawable/ic_delete"
+                app:iconTint="?attr/colorControlNormal" />
+
+        </LinearLayout>
+
+    </androidx.constraintlayout.widget.ConstraintLayout>
+
+</com.google.android.material.card.MaterialCardView>
--- a/src/android/app/src/main/res/layout/dialog_add_folder.xml
+++ b/src/android/app/src/main/res/layout/dialog_add_folder.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="24dp"
+    android:orientation="vertical">
+
+    <com.google.android.material.textview.MaterialTextView
+        android:id="@+id/path"
+        style="@style/TextAppearance.Material3.BodyLarge"
+        android:layout_width="match_parent"
+        android:layout_height="0dp"
+        android:layout_gravity="center_vertical|start"
+        android:layout_weight="1"
+        android:ellipsize="marquee"
+        android:marqueeRepeatLimit="marquee_forever"
+        android:requiresFadingEdge="horizontal"
+        android:singleLine="true"
+        android:textAlignment="viewStart"
+        tools:text="folder/folder/folder/folder" />
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal"
+        android:paddingTop="8dp">
+
+        <com.google.android.material.textview.MaterialTextView
+            style="@style/TextAppearance.Material3.BodyMedium"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:layout_weight="1"
+            android:text="@string/deep_scan"
+            android:textAlignment="viewStart" />
+
+        <com.google.android.material.checkbox.MaterialCheckBox
+            android:id="@+id/deep_scan_switch"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+
+    </LinearLayout>
+
+</LinearLayout>
--- a/src/android/app/src/main/res/layout/dialog_folder_properties.xml
+++ b/src/android/app/src/main/res/layout/dialog_folder_properties.xml
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:padding="24dp"
+    android:orientation="vertical">
+
+    <LinearLayout
+        android:id="@+id/deep_scan_layout"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="horizontal">
+
+        <com.google.android.material.textview.MaterialTextView
+            style="@style/TextAppearance.Material3.BodyMedium"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_gravity="center_vertical|start"
+            android:layout_weight="1"
+            android:text="@string/deep_scan"
+            android:textAlignment="viewStart" />
+
+        <com.google.android.material.checkbox.MaterialCheckBox
+            android:id="@+id/deep_scan_switch"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+
+    </LinearLayout>
+
+</LinearLayout>
--- a/src/android/app/src/main/res/layout/fragment_folders.xml
+++ b/src/android/app/src/main/res/layout/fragment_folders.xml
@@ -0,0 +1,48 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:id="@+id/coordinator_folders"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="?attr/colorSurface">
+
+    <androidx.coordinatorlayout.widget.CoordinatorLayout
+        android:layout_width="match_parent"
+        android:layout_height="match_parent">
+
+        <com.google.android.material.appbar.AppBarLayout
+            android:id="@+id/appbar_folders"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:fitsSystemWindows="true"
+            app:liftOnScrollTargetViewId="@id/list_folders">
+
+            <com.google.android.material.appbar.MaterialToolbar
+                android:id="@+id/toolbar_folders"
+                android:layout_width="match_parent"
+                android:layout_height="?attr/actionBarSize"
+                app:navigationIcon="@drawable/ic_back"
+                app:title="@string/game_folders" />
+
+        </com.google.android.material.appbar.AppBarLayout>
+
+        <androidx.recyclerview.widget.RecyclerView
+            android:id="@+id/list_folders"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:clipToPadding="false"
+            app:layout_behavior="@string/appbar_scrolling_view_behavior" />
+
+    </androidx.coordinatorlayout.widget.CoordinatorLayout>
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/button_add"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="bottom|end"
+        android:contentDescription="@string/add_games"
+        app:srcCompat="@drawable/ic_add"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/src/android/app/src/main/res/navigation/home_navigation.xml
+++ b/src/android/app/src/main/res/navigation/home_navigation.xml
@@ -28,6 +28,9 @@
        <action
            android:id="@+id/action_homeSettingsFragment_to_appletLauncherFragment"
            app:destination="@id/appletLauncherFragment" />
+        <action
+            android:id="@+id/action_homeSettingsFragment_to_gameFoldersFragment"
+            app:destination="@id/gameFoldersFragment" />
    </fragment>

    <fragment
@@ -117,5 +120,9 @@
        android:id="@+id/cabinetLauncherDialogFragment"
        android:name="org.yuzu.yuzu_emu.fragments.CabinetLauncherDialogFragment"
        android:label="CabinetLauncherDialogFragment" />
+    <fragment
+        android:id="@+id/gameFoldersFragment"
+        android:name="org.yuzu.yuzu_emu.fragments.GameFoldersFragment"
+        android:label="GameFoldersFragment" />

 </navigation>
--- a/src/android/app/src/main/res/values/arrays.xml
+++ b/src/android/app/src/main/res/values/arrays.xml
@@ -175,6 +175,24 @@
        <item>2</item>
    </integer-array>

+    <string-array name="cpuBackendArm64Names">
+        <item>@string/cpu_backend_dynarmic</item>
+        <item>@string/cpu_backend_nce</item>
+    </string-array>
+
+    <integer-array name="cpuBackendArm64Values">
+        <item>0</item>
+        <item>1</item>
+    </integer-array>
+
+    <string-array name="cpuBackendX86Names">
+        <item>@string/cpu_backend_dynarmic</item>
+    </string-array>
+
+    <integer-array name="cpuBackendX86Values">
+        <item>0</item>
+    </integer-array>
+
    <string-array name="cpuAccuracyNames">
        <item>@string/auto</item>
        <item>@string/cpu_accuracy_accurate</item>
--- a/src/android/app/src/main/res/values/dimens.xml
+++ b/src/android/app/src/main/res/values/dimens.xml
@@ -13,7 +13,7 @@
    <dimen name="menu_width">256dp</dimen>
    <dimen name="card_width">165dp</dimen>
    <dimen name="icon_inset">24dp</dimen>
-    <dimen name="spacing_bottom_list_fab">72dp</dimen>
+    <dimen name="spacing_bottom_list_fab">76dp</dimen>
    <dimen name="spacing_fab">24dp</dimen>

    <dimen name="dialog_margin">20dp</dimen>
--- a/src/android/app/src/main/res/values/strings.xml
+++ b/src/android/app/src/main/res/values/strings.xml
@@ -38,6 +38,7 @@
    <string name="empty_gamelist">No files were found or no game directory has been selected yet.</string>
    <string name="search_and_filter_games">Search and filter games</string>
    <string name="select_games_folder">Select games folder</string>
+    <string name="manage_game_folders">Manage game folders</string>
    <string name="select_games_folder_description">Allows yuzu to populate the games list</string>
    <string name="add_games_warning">Skip selecting games folder?</string>
    <string name="add_games_warning_description">Games won\'t be displayed in the Games list if a folder isn\'t selected.</string>
@@ -124,6 +125,11 @@
    <string name="manage_yuzu_data_description">Import/export firmware, keys, user data, and more!</string>
    <string name="share_save_file">Share save file</string>
    <string name="export_save_failed">Failed to export save</string>
+    <string name="game_folders">Game folders</string>
+    <string name="deep_scan">Deep scan</string>
+    <string name="add_game_folder">Add game folder</string>
+    <string name="folder_already_added">This folder was already added!</string>
+    <string name="game_folder_properties">Game folder properties</string>

    <!-- Applet launcher strings -->
    <string name="applets">Applet launcher</string>
@@ -185,6 +191,7 @@
    <string name="frame_limit_enable_description">Limits emulation speed to a specified percentage of normal speed.</string>
    <string name="frame_limit_slider">Limit speed percent</string>
    <string name="frame_limit_slider_description">Specifies the percentage to limit emulation speed. 100% is the normal speed. Values higher or lower will increase or decrease the speed limit.</string>
+    <string name="cpu_backend">CPU backend</string>
    <string name="cpu_accuracy">CPU accuracy</string>
    <string name="value_with_units">%1$s%2$s</string>

@@ -257,6 +264,7 @@
    <string name="cancelling">Cancelling</string>
    <string name="install">Install</string>
    <string name="delete">Delete</string>
+    <string name="edit">Edit</string>
    <string name="export_success">Exported successfully</string>

    <!-- GPU driver installation -->
@@ -416,6 +424,10 @@
    <string name="ratio_force_sixteen_ten">Force 16:10</string>
    <string name="ratio_stretch">Stretch to window</string>

+    <!-- CPU Backend -->
+    <string name="cpu_backend_dynarmic">Dynarmic (Slow)</string>
+    <string name="cpu_backend_nce">Native code execution (NCE)</string>
+
    <!-- CPU Accuracy -->
    <string name="cpu_accuracy_accurate">Accurate</string>
    <string name="cpu_accuracy_unsafe">Unsafe</string>
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -52,6 +52,7 @@ add_library(common STATIC
    fiber.cpp
    fiber.h
    fixed_point.h
+    free_region_manager.h
    fs/file.cpp
    fs/file.h
    fs/fs.cpp
@@ -166,6 +167,13 @@ if (WIN32)
  target_link_libraries(common PRIVATE ntdll)
 endif()

+if (NOT WIN32)
+  target_sources(common PRIVATE
+    signal_chain.cpp
+    signal_chain.h
+  )
+endif()
+
 if(ANDROID)
    target_sources(common
        PRIVATE
@@ -174,6 +182,15 @@ if(ANDROID)
    )
 endif()

+if (CMAKE_SYSTEM_NAME STREQUAL "Linux")
+  target_sources(common PRIVATE
+    linux/gamemode.cpp
+    linux/gamemode.h
+  )
+
+  target_link_libraries(common PRIVATE gamemode)
+endif()
+
 if(ARCHITECTURE_x86_64)
    target_sources(common
        PRIVATE
@@ -191,7 +208,7 @@ if(ARCHITECTURE_x86_64)
    target_link_libraries(common PRIVATE xbyak::xbyak)
 endif()

-if (ARCHITECTURE_arm64 AND (ANDROID OR LINUX))
+if (HAS_NCE)
    target_sources(common
        PRIVATE
            arm64/native_clock.cpp
--- a/src/common/free_region_manager.h
+++ b/src/common/free_region_manager.h
@@ -0,0 +1,55 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <mutex>
+#include <boost/icl/interval_set.hpp>
+
+namespace Common {
+
+class FreeRegionManager {
+public:
+    explicit FreeRegionManager() = default;
+    ~FreeRegionManager() = default;
+
+    void SetAddressSpace(void* start, size_t size) {
+        this->FreeBlock(start, size);
+    }
+
+    std::pair<void*, size_t> FreeBlock(void* block_ptr, size_t size) {
+        std::scoped_lock lk(m_mutex);
+
+        // Check to see if we are adjacent to any regions.
+        auto start_address = reinterpret_cast<uintptr_t>(block_ptr);
+        auto end_address = start_address + size;
+        auto it = m_free_regions.find({start_address - 1, end_address + 1});
+
+        // If we are, join with them, ensuring we stay in bounds.
+        if (it != m_free_regions.end()) {
+            start_address = std::min(start_address, it->lower());
+            end_address = std::max(end_address, it->upper());
+        }
+
+        // Free the relevant region.
+        m_free_regions.insert({start_address, end_address});
+
+        // Return the adjusted pointers.
+        block_ptr = reinterpret_cast<void*>(start_address);
+        size = end_address - start_address;
+        return {block_ptr, size};
+    }
+
+    void AllocateBlock(void* block_ptr, size_t size) {
+        std::scoped_lock lk(m_mutex);
+
+        auto address = reinterpret_cast<uintptr_t>(block_ptr);
+        m_free_regions.subtract({address, address + size});
+    }
+
+private:
+    std::mutex m_mutex;
+    boost::icl::interval_set<uintptr_t> m_free_regions;
+};
+
+} // namespace Common
--- a/src/common/host_memory.cpp
+++ b/src/common/host_memory.cpp
@@ -21,15 +21,18 @@
 #include <boost/icl/interval_set.hpp>
 #include <fcntl.h>
 #include <sys/mman.h>
+#include <sys/random.h>
 #include <unistd.h>
 #include "common/scope_exit.h"

 #endif // ^^^ Linux ^^^

 #include <mutex>
+#include <random>

 #include "common/alignment.h"
 #include "common/assert.h"
+#include "common/free_region_manager.h"
 #include "common/host_memory.h"
 #include "common/logging/log.h"

@@ -141,7 +144,7 @@ public:
        Release();
    }

-    void Map(size_t virtual_offset, size_t host_offset, size_t length) {
+    void Map(size_t virtual_offset, size_t host_offset, size_t length, MemoryPermission perms) {
        std::unique_lock lock{placeholder_mutex};
        if (!IsNiechePlaceholder(virtual_offset, length)) {
            Split(virtual_offset, length);
@@ -160,7 +163,7 @@ public:
        }
    }

-    void Protect(size_t virtual_offset, size_t length, bool read, bool write) {
+    void Protect(size_t virtual_offset, size_t length, bool read, bool write, bool execute) {
        DWORD new_flags{};
        if (read && write) {
            new_flags = PAGE_READWRITE;
@@ -186,6 +189,11 @@ public:
        }
    }

+    void EnableDirectMappedAddress() {
+        // TODO
+        UNREACHABLE();
+    }
+
    const size_t backing_size; ///< Size of the backing memory in bytes
    const size_t virtual_size; ///< Size of the virtual address placeholder in bytes

@@ -353,6 +361,55 @@ private:

 #elif defined(__linux__) || defined(__FreeBSD__) // ^^^ Windows ^^^ vvv Linux vvv

+#ifdef ARCHITECTURE_arm64
+
+static void* ChooseVirtualBase(size_t virtual_size) {
+    constexpr uintptr_t Map39BitSize = (1ULL << 39);
+    constexpr uintptr_t Map36BitSize = (1ULL << 36);
+
+    // This is not a cryptographic application, we just want something random.
+    std::mt19937_64 rng;
+
+    // We want to ensure we are allocating at an address aligned to the L2 block size.
+    // For Qualcomm devices, we must also allocate memory above 36 bits.
+    const size_t lower = Map36BitSize / HugePageSize;
+    const size_t upper = (Map39BitSize - virtual_size) / HugePageSize;
+    const size_t range = upper - lower;
+
+    // Try up to 64 times to allocate memory at random addresses in the range.
+    for (int i = 0; i < 64; i++) {
+        // Calculate a possible location.
+        uintptr_t hint_address = ((rng() % range) + lower) * HugePageSize;
+
+        // Try to map.
+        // Note: we may be able to take advantage of MAP_FIXED_NOREPLACE here.
+        void* map_pointer =
+            mmap(reinterpret_cast<void*>(hint_address), virtual_size, PROT_READ | PROT_WRITE,
+                 MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE, -1, 0);
+
+        // If we successfully mapped, we're done.
+        if (reinterpret_cast<uintptr_t>(map_pointer) == hint_address) {
+            return map_pointer;
+        }
+
+        // Unmap if necessary, and try again.
+        if (map_pointer != MAP_FAILED) {
+            munmap(map_pointer, virtual_size);
+        }
+    }
+
+    return MAP_FAILED;
+}
+
+#else
+
+static void* ChooseVirtualBase(size_t virtual_size) {
+    return mmap(nullptr, virtual_size, PROT_READ | PROT_WRITE,
+                MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE, -1, 0);
+}
+
+#endif
+
 class HostMemory::Impl {
 public:
    explicit Impl(size_t backing_size_, size_t virtual_size_)
@@ -415,8 +472,7 @@ public:
            }
        }
 #else
-        virtual_base = static_cast<u8*>(mmap(nullptr, virtual_size, PROT_NONE,
-                                             MAP_PRIVATE | MAP_ANONYMOUS | MAP_NORESERVE, -1, 0));
+        virtual_base = virtual_map_base = static_cast<u8*>(ChooseVirtualBase(virtual_size));
        if (virtual_base == MAP_FAILED) {
            LOG_CRITICAL(HW_Memory, "mmap failed: {}", strerror(errno));
            throw std::bad_alloc{};
@@ -424,7 +480,7 @@ public:
        madvise(virtual_base, virtual_size, MADV_HUGEPAGE);
 #endif

-        placeholders.add({0, virtual_size});
+        free_manager.SetAddressSpace(virtual_base, virtual_size);
        good = true;
    }

@@ -432,14 +488,29 @@ public:
        Release();
    }

-    void Map(size_t virtual_offset, size_t host_offset, size_t length) {
-        {
-            std::scoped_lock lock{placeholder_mutex};
-            placeholders.subtract({virtual_offset, virtual_offset + length});
-        }
+    void Map(size_t virtual_offset, size_t host_offset, size_t length, MemoryPermission perms) {
+        // Intersect the range with our address space.
+        AdjustMap(&virtual_offset, &length);

-        void* ret = mmap(virtual_base + virtual_offset, length, PROT_READ | PROT_WRITE,
-                         MAP_SHARED | MAP_FIXED, fd, host_offset);
+        // We are removing a placeholder.
+        free_manager.AllocateBlock(virtual_base + virtual_offset, length);
+
+        // Deduce mapping protection flags.
+        int flags = PROT_NONE;
+        if (True(perms & MemoryPermission::Read)) {
+            flags |= PROT_READ;
+        }
+        if (True(perms & MemoryPermission::Write)) {
+            flags |= PROT_WRITE;
+        }
+#ifdef ARCHITECTURE_arm64
+        if (True(perms & MemoryPermission::Execute)) {
+            flags |= PROT_EXEC;
+        }
+#endif
+
+        void* ret = mmap(virtual_base + virtual_offset, length, flags, MAP_SHARED | MAP_FIXED, fd,
+                         host_offset);
        ASSERT_MSG(ret != MAP_FAILED, "mmap failed: {}", strerror(errno));
    }

@@ -447,47 +518,54 @@ public:
        // The method name is wrong. We're still talking about the virtual range.
        // We don't want to unmap, we want to reserve this memory.

-        {
-            std::scoped_lock lock{placeholder_mutex};
-            auto it = placeholders.find({virtual_offset - 1, virtual_offset + length + 1});
+        // Intersect the range with our address space.
+        AdjustMap(&virtual_offset, &length);

-            if (it != placeholders.end()) {
-                size_t prev_upper = virtual_offset + length;
-                virtual_offset = std::min(virtual_offset, it->lower());
-                length = std::max(it->upper(), prev_upper) - virtual_offset;
-            }
+        // Merge with any adjacent placeholder mappings.
+        auto [merged_pointer, merged_size] =
+            free_manager.FreeBlock(virtual_base + virtual_offset, length);

-            placeholders.add({virtual_offset, virtual_offset + length});
-        }
-
-        void* ret = mmap(virtual_base + virtual_offset, length, PROT_NONE,
+        void* ret = mmap(merged_pointer, merged_size, PROT_NONE,
                         MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED, -1, 0);
        ASSERT_MSG(ret != MAP_FAILED, "mmap failed: {}", strerror(errno));
    }

-    void Protect(size_t virtual_offset, size_t length, bool read, bool write) {
-        int flags = 0;
+    void Protect(size_t virtual_offset, size_t length, bool read, bool write, bool execute) {
+        // Intersect the range with our address space.
+        AdjustMap(&virtual_offset, &length);
+
+        int flags = PROT_NONE;
        if (read) {
            flags |= PROT_READ;
        }
        if (write) {
            flags |= PROT_WRITE;
        }
+#ifdef HAS_NCE
+        if (execute) {
+            flags |= PROT_EXEC;
+        }
+#endif
        int ret = mprotect(virtual_base + virtual_offset, length, flags);
        ASSERT_MSG(ret == 0, "mprotect failed: {}", strerror(errno));
    }

+    void EnableDirectMappedAddress() {
+        virtual_base = nullptr;
+    }
+
    const size_t backing_size; ///< Size of the backing memory in bytes
    const size_t virtual_size; ///< Size of the virtual address placeholder in bytes

    u8* backing_base{reinterpret_cast<u8*>(MAP_FAILED)};
    u8* virtual_base{reinterpret_cast<u8*>(MAP_FAILED)};
+    u8* virtual_map_base{reinterpret_cast<u8*>(MAP_FAILED)};

 private:
    /// Release all resources in the object
    void Release() {
-        if (virtual_base != MAP_FAILED) {
-            int ret = munmap(virtual_base, virtual_size);
+        if (virtual_map_base != MAP_FAILED) {
+            int ret = munmap(virtual_map_base, virtual_size);
            ASSERT_MSG(ret == 0, "munmap failed: {}", strerror(errno));
        }

@@ -502,10 +580,29 @@ private:
        }
    }

-    int fd{-1}; // memfd file descriptor, -1 is the error value of memfd_create
+    void AdjustMap(size_t* virtual_offset, size_t* length) {
+        if (virtual_base != nullptr) {
+            return;
+        }

-    boost::icl::interval_set<size_t> placeholders; ///< Mapped placeholders
-    std::mutex placeholder_mutex;                  ///< Mutex for placeholders
+        // If we are direct mapped, we want to make sure we are operating on a region
+        // that is in range of our virtual mapping.
+        size_t intended_start = *virtual_offset;
+        size_t intended_end = intended_start + *length;
+        size_t address_space_start = reinterpret_cast<size_t>(virtual_map_base);
+        size_t address_space_end = address_space_start + virtual_size;
+
+        if (address_space_start > intended_end || intended_start > address_space_end) {
+            *virtual_offset = 0;
+            *length = 0;
+        } else {
+            *virtual_offset = std::max(intended_start, address_space_start);
+            *length = std::min(intended_end, address_space_end) - *virtual_offset;
+        }
+    }
+
+    int fd{-1}; // memfd file descriptor, -1 is the error value of memfd_create
+    FreeRegionManager free_manager{};
 };

 #else // ^^^ Linux ^^^ vvv Generic vvv
@@ -518,11 +615,13 @@ public:
        throw std::bad_alloc{};
    }

-    void Map(size_t virtual_offset, size_t host_offset, size_t length) {}
+    void Map(size_t virtual_offset, size_t host_offset, size_t length, MemoryPermission perm) {}

    void Unmap(size_t virtual_offset, size_t length) {}

-    void Protect(size_t virtual_offset, size_t length, bool read, bool write) {}
+    void Protect(size_t virtual_offset, size_t length, bool read, bool write, bool execute) {}
+
+    void EnableDirectMappedAddress() {}

    u8* backing_base{nullptr};
    u8* virtual_base{nullptr};
@@ -535,15 +634,16 @@ HostMemory::HostMemory(size_t backing_size_, size_t virtual_size_)
    try {
        // Try to allocate a fastmem arena.
        // The implementation will fail with std::bad_alloc on errors.
-        impl = std::make_unique<HostMemory::Impl>(AlignUp(backing_size, PageAlignment),
-                                                  AlignUp(virtual_size, PageAlignment) +
-                                                      3 * HugePageSize);
+        impl =
+            std::make_unique<HostMemory::Impl>(AlignUp(backing_size, PageAlignment),
+                                               AlignUp(virtual_size, PageAlignment) + HugePageSize);
        backing_base = impl->backing_base;
        virtual_base = impl->virtual_base;

        if (virtual_base) {
-            virtual_base += 2 * HugePageSize - 1;
-            virtual_base -= reinterpret_cast<size_t>(virtual_base) & (HugePageSize - 1);
+            // Ensure the virtual base is aligned to the L2 block size.
+            virtual_base = reinterpret_cast<u8*>(
+                Common::AlignUp(reinterpret_cast<uintptr_t>(virtual_base), HugePageSize));
            virtual_base_offset = virtual_base - impl->virtual_base;
        }

@@ -562,7 +662,8 @@ HostMemory::HostMemory(HostMemory&&) noexcept = default;

 HostMemory& HostMemory::operator=(HostMemory&&) noexcept = default;

-void HostMemory::Map(size_t virtual_offset, size_t host_offset, size_t length) {
+void HostMemory::Map(size_t virtual_offset, size_t host_offset, size_t length,
+                     MemoryPermission perms) {
    ASSERT(virtual_offset % PageAlignment == 0);
    ASSERT(host_offset % PageAlignment == 0);
    ASSERT(length % PageAlignment == 0);
@@ -571,7 +672,7 @@ void HostMemory::Map(size_t virtual_offset, size_t host_offset, size_t length) {
    if (length == 0 || !virtual_base || !impl) {
        return;
    }
-    impl->Map(virtual_offset + virtual_base_offset, host_offset, length);
+    impl->Map(virtual_offset + virtual_base_offset, host_offset, length, perms);
 }

 void HostMemory::Unmap(size_t virtual_offset, size_t length) {
@@ -584,14 +685,22 @@ void HostMemory::Unmap(size_t virtual_offset, size_t length) {
    impl->Unmap(virtual_offset + virtual_base_offset, length);
 }

-void HostMemory::Protect(size_t virtual_offset, size_t length, bool read, bool write) {
+void HostMemory::Protect(size_t virtual_offset, size_t length, bool read, bool write,
+                         bool execute) {
    ASSERT(virtual_offset % PageAlignment == 0);
    ASSERT(length % PageAlignment == 0);
    ASSERT(virtual_offset + length <= virtual_size);
    if (length == 0 || !virtual_base || !impl) {
        return;
    }
-    impl->Protect(virtual_offset + virtual_base_offset, length, read, write);
+    impl->Protect(virtual_offset + virtual_base_offset, length, read, write, execute);
+}
+
+void HostMemory::EnableDirectMappedAddress() {
+    if (impl) {
+        impl->EnableDirectMappedAddress();
+        virtual_size += reinterpret_cast<uintptr_t>(virtual_base);
+    }
 }

 } // namespace Common
--- a/src/common/host_memory.h
+++ b/src/common/host_memory.h
@@ -4,11 +4,20 @@
 #pragma once

 #include <memory>
+#include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "common/virtual_buffer.h"

 namespace Common {

+enum class MemoryPermission : u32 {
+    Read = 1 << 0,
+    Write = 1 << 1,
+    ReadWrite = Read | Write,
+    Execute = 1 << 2,
+};
+DECLARE_ENUM_FLAG_OPERATORS(MemoryPermission)
+
 /**
 * A low level linear memory buffer, which supports multiple mappings
 * Its purpose is to rebuild a given sparse memory layout, including mirrors.
@@ -31,11 +40,13 @@ public:
    HostMemory(HostMemory&& other) noexcept;
    HostMemory& operator=(HostMemory&& other) noexcept;

-    void Map(size_t virtual_offset, size_t host_offset, size_t length);
+    void Map(size_t virtual_offset, size_t host_offset, size_t length, MemoryPermission perms);

    void Unmap(size_t virtual_offset, size_t length);

-    void Protect(size_t virtual_offset, size_t length, bool read, bool write);
+    void Protect(size_t virtual_offset, size_t length, bool read, bool write, bool execute = false);
+
+    void EnableDirectMappedAddress();

    [[nodiscard]] u8* BackingBasePointer() noexcept {
        return backing_base;
--- a/src/common/linux/gamemode.cpp
+++ b/src/common/linux/gamemode.cpp
@@ -0,0 +1,40 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <gamemode_client.h>
+
+#include "common/linux/gamemode.h"
+#include "common/logging/log.h"
+#include "common/settings.h"
+
+namespace Common::Linux {
+
+void StartGamemode() {
+    if (Settings::values.enable_gamemode) {
+        if (gamemode_request_start() < 0) {
+            LOG_WARNING(Frontend, "Failed to start gamemode: {}", gamemode_error_string());
+        } else {
+            LOG_INFO(Frontend, "Started gamemode");
+        }
+    }
+}
+
+void StopGamemode() {
+    if (Settings::values.enable_gamemode) {
+        if (gamemode_request_end() < 0) {
+            LOG_WARNING(Frontend, "Failed to stop gamemode: {}", gamemode_error_string());
+        } else {
+            LOG_INFO(Frontend, "Stopped gamemode");
+        }
+    }
+}
+
+void SetGamemodeState(bool state) {
+    if (state) {
+        StartGamemode();
+    } else {
+        StopGamemode();
+    }
+}
+
+} // namespace Common::Linux
--- a/src/common/linux/gamemode.h
+++ b/src/common/linux/gamemode.h
@@ -0,0 +1,24 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+namespace Common::Linux {
+
+/**
+ * Start the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ */
+void StartGamemode();
+
+/**
+ * Stop the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ */
+void StopGamemode();
+
+/**
+ * Start or stop the (Feral Interactive) Linux gamemode if it is installed and it is activated
+ * @param state The new state the gamemode should have
+ */
+void SetGamemodeState(bool state);
+
+} // namespace Common::Linux
--- a/src/common/settings.cpp
+++ b/src/common/settings.cpp
@@ -41,6 +41,7 @@ SWITCHABLE(AspectRatio, true);
 SWITCHABLE(AstcDecodeMode, true);
 SWITCHABLE(AstcRecompression, true);
 SWITCHABLE(AudioMode, true);
+SWITCHABLE(CpuBackend, true);
 SWITCHABLE(CpuAccuracy, true);
 SWITCHABLE(FullscreenMode, true);
 SWITCHABLE(GpuAccuracy, true);
@@ -155,6 +156,22 @@ bool IsFastmemEnabled() {
    return true;
 }

+static bool is_nce_enabled = false;
+
+void SetNceEnabled(bool is_39bit) {
+    const bool is_nce_selected = values.cpu_backend.GetValue() == CpuBackend::Nce;
+    is_nce_enabled = IsFastmemEnabled() && is_nce_selected && is_39bit;
+    if (is_nce_selected && !is_nce_enabled) {
+        LOG_WARNING(
+            Common,
+            "Program does not utilize 39-bit address space, unable to natively execute code");
+    }
+}
+
+bool IsNceEnabled() {
+    return is_nce_enabled;
+}
+
 bool IsDockedMode() {
    return values.use_docked_mode.GetValue() == Settings::ConsoleMode::Docked;
 }
@@ -219,6 +236,8 @@ const char* TranslateCategory(Category category) {
        return "Services";
    case Category::Paths:
        return "Paths";
+    case Category::Linux:
+        return "Linux";
    case Category::MaxEnum:
        break;
    }
--- a/src/common/settings.h
+++ b/src/common/settings.h
@@ -63,6 +63,7 @@ SWITCHABLE(AspectRatio, true);
 SWITCHABLE(AstcDecodeMode, true);
 SWITCHABLE(AstcRecompression, true);
 SWITCHABLE(AudioMode, true);
+SWITCHABLE(CpuBackend, true);
 SWITCHABLE(CpuAccuracy, true);
 SWITCHABLE(FullscreenMode, true);
 SWITCHABLE(GpuAccuracy, true);
@@ -179,6 +180,14 @@ struct Values {
                                             &use_speed_limit};

    // Cpu
+    SwitchableSetting<CpuBackend, true> cpu_backend{
+        linkage,         CpuBackend::Dynarmic, CpuBackend::Dynarmic,
+#ifdef HAS_NCE
+        CpuBackend::Nce,
+#else
+                                                    CpuBackend::Dynarmic,
+#endif
+        "cpu_backend",   Category::Cpu};
    SwitchableSetting<CpuAccuracy, true> cpu_accuracy{linkage,           CpuAccuracy::Auto,
                                                      CpuAccuracy::Auto, CpuAccuracy::Paranoid,
                                                      "cpu_accuracy",    Category::Cpu};
@@ -429,6 +438,9 @@ struct Values {
                                                   true,
                                                   true};

+    // Linux
+    SwitchableSetting<bool> enable_gamemode{linkage, true, "enable_gamemode", Category::Linux};
+
    // Controls
    InputSetting<std::array<PlayerInput, 10>> players;

@@ -566,6 +578,8 @@ bool IsGPULevelExtreme();
 bool IsGPULevelHigh();

 bool IsFastmemEnabled();
+void SetNceEnabled(bool is_64bit);
+bool IsNceEnabled();

 bool IsDockedMode();

--- a/src/common/settings_common.h
+++ b/src/common/settings_common.h
@@ -41,6 +41,7 @@ enum class Category : u32 {
    Multiplayer,
    Services,
    Paths,
+    Linux,
    MaxEnum,
 };

--- a/src/common/settings_enums.h
+++ b/src/common/settings_enums.h
@@ -129,6 +129,8 @@ ENUM(ShaderBackend, Glsl, Glasm, SpirV);

 ENUM(GpuAccuracy, Normal, High, Extreme);

+ENUM(CpuBackend, Dynarmic, Nce);
+
 ENUM(CpuAccuracy, Auto, Accurate, Unsafe, Paranoid);

 ENUM(MemoryLayout, Memory_4Gb, Memory_6Gb, Memory_8Gb);
--- a/src/common/signal_chain.cpp
+++ b/src/common/signal_chain.cpp
@@ -0,0 +1,42 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <dlfcn.h>
+
+#include "common/assert.h"
+#include "common/dynamic_library.h"
+#include "common/scope_exit.h"
+#include "common/signal_chain.h"
+
+namespace Common {
+
+template <typename T>
+T* LookupLibcSymbol(const char* name) {
+#if defined(__BIONIC__)
+    Common::DynamicLibrary provider("libc.so");
+    if (!provider.IsOpen()) {
+        UNREACHABLE_MSG("Failed to open libc!");
+    }
+#else
+    // For other operating environments, we assume the symbol is not overridden.
+    const char* base = nullptr;
+    Common::DynamicLibrary provider(base);
+#endif
+
+    void* sym = provider.GetSymbolAddress(name);
+    if (sym == nullptr) {
+        sym = dlsym(RTLD_DEFAULT, name);
+    }
+    if (sym == nullptr) {
+        UNREACHABLE_MSG("Unable to find symbol {}!", name);
+    }
+
+    return reinterpret_cast<T*>(sym);
+}
+
+int SigAction(int signum, const struct sigaction* act, struct sigaction* oldact) {
+    static auto libc_sigaction = LookupLibcSymbol<decltype(sigaction)>("sigaction");
+    return libc_sigaction(signum, act, oldact);
+}
+
+} // namespace Common
--- a/src/common/signal_chain.h
+++ b/src/common/signal_chain.h
@@ -0,0 +1,19 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#ifndef _WIN32
+
+#include <signal.h>
+
+namespace Common {
+
+// Android's ART overrides sigaction with its own wrapper. This is problematic for SIGSEGV
+// in particular, because ART's handler accesses tpidr_el0, which conflicts with NCE.
+// This extracts the libc symbol and calls it directly.
+int SigAction(int signum, const struct sigaction* act, struct sigaction* oldact);
+
+} // namespace Common
+
+#endif
--- a/src/common/wall_clock.cpp
+++ b/src/common/wall_clock.cpp
@@ -10,7 +10,7 @@
 #include "common/x64/rdtsc.h"
 #endif

-#if defined(ARCHITECTURE_arm64) && defined(__linux__)
+#ifdef HAS_NCE
 #include "common/arm64/native_clock.h"
 #endif

@@ -68,7 +68,7 @@ std::unique_ptr<WallClock> CreateOptimalClock() {
        // - Is not more precise than 1 GHz (1ns resolution)
        return std::make_unique<StandardWallClock>();
    }
-#elif defined(ARCHITECTURE_arm64) && defined(__linux__)
+#elif defined(HAS_NCE)
    return std::make_unique<Arm64::NativeClock>();
 #else
    return std::make_unique<StandardWallClock>();
--- a/src/core/CMakeLists.txt
+++ b/src/core/CMakeLists.txt
@@ -926,6 +926,22 @@ if (ENABLE_WEB_SERVICE)
    target_link_libraries(core PRIVATE web_service)
 endif()

+if (HAS_NCE)
+    enable_language(C ASM)
+    set(CMAKE_ASM_FLAGS "${CFLAGS} -x assembler-with-cpp")
+
+    target_sources(core PRIVATE
+        arm/nce/arm_nce.cpp
+        arm/nce/arm_nce.h
+        arm/nce/arm_nce.s
+        arm/nce/guest_context.h
+        arm/nce/patcher.cpp
+        arm/nce/patcher.h
+        arm/nce/instructions.h
+    )
+    target_link_libraries(core PRIVATE merry::oaknut)
+endif()
+
 if (ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64)
    target_sources(core PRIVATE
        arm/dynarmic/arm_dynarmic.h
--- a/src/core/arm/arm_interface.cpp
+++ b/src/core/arm/arm_interface.cpp
@@ -201,6 +201,8 @@ void ARM_Interface::Run() {
        if (True(hr & HaltReason::DataAbort)) {
            if (system.DebuggerEnabled()) {
                system.GetDebugger().NotifyThreadWatchpoint(current_thread, *HaltedWatchpoint());
+            } else {
+                LogBacktrace();
            }
            current_thread->RequestSuspend(SuspendType::Debug);
            break;
--- a/src/core/arm/arm_interface.h
+++ b/src/core/arm/arm_interface.h
@@ -81,6 +81,9 @@ public:
    // thread context to be 800 bytes in size.
    static_assert(sizeof(ThreadContext64) == 0x320);

+    /// Perform any backend-specific initialization.
+    virtual void Initialize() {}
+
    /// Runs the CPU until an event happens
    void Run();

--- a/src/core/arm/nce/arm_nce.cpp
+++ b/src/core/arm/nce/arm_nce.cpp
@@ -0,0 +1,400 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <cinttypes>
+#include <memory>
+
+#include "common/signal_chain.h"
+#include "core/arm/nce/arm_nce.h"
+#include "core/arm/nce/patcher.h"
+#include "core/core.h"
+#include "core/memory.h"
+
+#include "core/hle/kernel/k_process.h"
+
+#include <signal.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+namespace Core {
+
+namespace {
+
+struct sigaction g_orig_action;
+
+// Verify assembly offsets.
+using NativeExecutionParameters = Kernel::KThread::NativeExecutionParameters;
+static_assert(offsetof(NativeExecutionParameters, native_context) == TpidrEl0NativeContext);
+static_assert(offsetof(NativeExecutionParameters, lock) == TpidrEl0Lock);
+static_assert(offsetof(NativeExecutionParameters, magic) == TpidrEl0TlsMagic);
+
+fpsimd_context* GetFloatingPointState(mcontext_t& host_ctx) {
+    _aarch64_ctx* header = reinterpret_cast<_aarch64_ctx*>(&host_ctx.__reserved);
+    while (header->magic != FPSIMD_MAGIC) {
+        header = reinterpret_cast<_aarch64_ctx*>(reinterpret_cast<char*>(header) + header->size);
+    }
+    return reinterpret_cast<fpsimd_context*>(header);
+}
+
+} // namespace
+
+void* ARM_NCE::RestoreGuestContext(void* raw_context) {
+    // Retrieve the host context.
+    auto& host_ctx = static_cast<ucontext_t*>(raw_context)->uc_mcontext;
+
+    // Thread-local parameters will be located in x9.
+    auto* tpidr = reinterpret_cast<NativeExecutionParameters*>(host_ctx.regs[9]);
+    auto* guest_ctx = static_cast<GuestContext*>(tpidr->native_context);
+
+    // Retrieve the host floating point state.
+    auto* fpctx = GetFloatingPointState(host_ctx);
+
+    // Save host callee-saved registers.
+    std::memcpy(guest_ctx->host_ctx.host_saved_vregs.data(), &fpctx->vregs[8],
+                sizeof(guest_ctx->host_ctx.host_saved_vregs));
+    std::memcpy(guest_ctx->host_ctx.host_saved_regs.data(), &host_ctx.regs[19],
+                sizeof(guest_ctx->host_ctx.host_saved_regs));
+
+    // Save stack pointer.
+    guest_ctx->host_ctx.host_sp = host_ctx.sp;
+
+    // Restore all guest state except tpidr_el0.
+    host_ctx.sp = guest_ctx->sp;
+    host_ctx.pc = guest_ctx->pc;
+    host_ctx.pstate = guest_ctx->pstate;
+    fpctx->fpcr = guest_ctx->fpcr;
+    fpctx->fpsr = guest_ctx->fpsr;
+    std::memcpy(host_ctx.regs, guest_ctx->cpu_registers.data(), sizeof(host_ctx.regs));
+    std::memcpy(fpctx->vregs, guest_ctx->vector_registers.data(), sizeof(fpctx->vregs));
+
+    // Return the new thread-local storage pointer.
+    return tpidr;
+}
+
+void ARM_NCE::SaveGuestContext(GuestContext* guest_ctx, void* raw_context) {
+    // Retrieve the host context.
+    auto& host_ctx = static_cast<ucontext_t*>(raw_context)->uc_mcontext;
+
+    // Retrieve the host floating point state.
+    auto* fpctx = GetFloatingPointState(host_ctx);
+
+    // Save all guest registers except tpidr_el0.
+    std::memcpy(guest_ctx->cpu_registers.data(), host_ctx.regs, sizeof(host_ctx.regs));
+    std::memcpy(guest_ctx->vector_registers.data(), fpctx->vregs, sizeof(fpctx->vregs));
+    guest_ctx->fpsr = fpctx->fpsr;
+    guest_ctx->fpcr = fpctx->fpcr;
+    guest_ctx->pstate = static_cast<u32>(host_ctx.pstate);
+    guest_ctx->pc = host_ctx.pc;
+    guest_ctx->sp = host_ctx.sp;
+
+    // Restore stack pointer.
+    host_ctx.sp = guest_ctx->host_ctx.host_sp;
+
+    // Restore host callee-saved registers.
+    std::memcpy(&host_ctx.regs[19], guest_ctx->host_ctx.host_saved_regs.data(),
+                sizeof(guest_ctx->host_ctx.host_saved_regs));
+    std::memcpy(&fpctx->vregs[8], guest_ctx->host_ctx.host_saved_vregs.data(),
+                sizeof(guest_ctx->host_ctx.host_saved_vregs));
+
+    // Return from the call on exit by setting pc to x30.
+    host_ctx.pc = guest_ctx->host_ctx.host_saved_regs[11];
+
+    // Clear esr_el1 and return it.
+    host_ctx.regs[0] = guest_ctx->esr_el1.exchange(0);
+}
+
+bool ARM_NCE::HandleGuestFault(GuestContext* guest_ctx, void* raw_info, void* raw_context) {
+    auto& host_ctx = static_cast<ucontext_t*>(raw_context)->uc_mcontext;
+    auto* info = static_cast<siginfo_t*>(raw_info);
+
+    // Try to handle an invalid access.
+    // TODO: handle accesses which split a page?
+    const Common::ProcessAddress addr =
+        (reinterpret_cast<u64>(info->si_addr) & ~Memory::YUZU_PAGEMASK);
+    if (guest_ctx->system->ApplicationMemory().InvalidateNCE(addr, Memory::YUZU_PAGESIZE)) {
+        // We handled the access successfully and are returning to guest code.
+        return true;
+    }
+
+    // We can't handle the access, so determine why we crashed.
+    const bool is_prefetch_abort = host_ctx.pc == reinterpret_cast<u64>(info->si_addr);
+
+    // For data aborts, skip the instruction and return to guest code.
+    // This will allow games to continue in many scenarios where they would otherwise crash.
+    if (!is_prefetch_abort) {
+        host_ctx.pc += 4;
+        return true;
+    }
+
+    // This is a prefetch abort.
+    guest_ctx->esr_el1.fetch_or(static_cast<u64>(HaltReason::PrefetchAbort));
+
+    // Forcibly mark the context as locked. We are still running.
+    // We may race with SignalInterrupt here:
+    // - If we lose the race, then SignalInterrupt will send us a signal we are masking,
+    //   and it will do nothing when it is unmasked, as we have already left guest code.
+    // - If we win the race, then SignalInterrupt will wait for us to unlock first.
+    auto& thread_params = guest_ctx->parent->running_thread->GetNativeExecutionParameters();
+    thread_params.lock.store(SpinLockLocked);
+
+    // Return to host.
+    SaveGuestContext(guest_ctx, raw_context);
+    return false;
+}
+
+void ARM_NCE::HandleHostFault(int sig, void* raw_info, void* raw_context) {
+    return g_orig_action.sa_sigaction(sig, static_cast<siginfo_t*>(raw_info), raw_context);
+}
+
+HaltReason ARM_NCE::RunJit() {
+    // Get the thread parameters.
+    // TODO: pass the current thread down from ::Run
+    auto* thread = Kernel::GetCurrentThreadPointer(system.Kernel());
+    auto* thread_params = &thread->GetNativeExecutionParameters();
+
+    {
+        // Lock our core context.
+        std::scoped_lock lk{lock};
+
+        // We should not be running.
+        ASSERT(running_thread == nullptr);
+
+        // Check if we need to run. If we have already been halted, we are done.
+        u64 halt = guest_ctx.esr_el1.exchange(0);
+        if (halt != 0) {
+            return static_cast<HaltReason>(halt);
+        }
+
+        // Mark that we are running.
+        running_thread = thread;
+
+        // Acquire the lock on the thread parameters.
+        // This allows us to force synchronization with SignalInterrupt.
+        LockThreadParameters(thread_params);
+    }
+
+    // Assign current members.
+    guest_ctx.parent = this;
+    thread_params->native_context = &guest_ctx;
+    thread_params->tpidr_el0 = guest_ctx.tpidr_el0;
+    thread_params->tpidrro_el0 = guest_ctx.tpidrro_el0;
+    thread_params->is_running = true;
+
+    HaltReason halt{};
+
+    // TODO: finding and creating the post handler needs to be locked
+    // to deal with dynamic loading of NROs.
+    const auto& post_handlers = system.ApplicationProcess()->GetPostHandlers();
+    if (auto it = post_handlers.find(guest_ctx.pc); it != post_handlers.end()) {
+        halt = ReturnToRunCodeByTrampoline(thread_params, &guest_ctx, it->second);
+    } else {
+        halt = ReturnToRunCodeByExceptionLevelChange(thread_id, thread_params);
+    }
+
+    // Unload members.
+    // The thread does not change, so we can persist the old reference.
+    guest_ctx.tpidr_el0 = thread_params->tpidr_el0;
+    thread_params->native_context = nullptr;
+    thread_params->is_running = false;
+
+    // Unlock the thread parameters.
+    UnlockThreadParameters(thread_params);
+
+    {
+        // Lock the core context.
+        std::scoped_lock lk{lock};
+
+        // On exit, we no longer have an active thread.
+        running_thread = nullptr;
+    }
+
+    // Return the halt reason.
+    return halt;
+}
+
+HaltReason ARM_NCE::StepJit() {
+    return HaltReason::StepThread;
+}
+
+u32 ARM_NCE::GetSvcNumber() const {
+    return guest_ctx.svc_swi;
+}
+
+ARM_NCE::ARM_NCE(System& system_, bool uses_wall_clock_, std::size_t core_index_)
+    : ARM_Interface{system_, uses_wall_clock_}, core_index{core_index_} {
+    guest_ctx.system = &system_;
+}
+
+ARM_NCE::~ARM_NCE() = default;
+
+void ARM_NCE::Initialize() {
+    thread_id = gettid();
+
+    // Setup our signals
+    static std::once_flag flag;
+    std::call_once(flag, [] {
+        using HandlerType = decltype(sigaction::sa_sigaction);
+
+        sigset_t signal_mask;
+        sigemptyset(&signal_mask);
+        sigaddset(&signal_mask, ReturnToRunCodeByExceptionLevelChangeSignal);
+        sigaddset(&signal_mask, BreakFromRunCodeSignal);
+        sigaddset(&signal_mask, GuestFaultSignal);
+
+        struct sigaction return_to_run_code_action {};
+        return_to_run_code_action.sa_flags = SA_SIGINFO | SA_ONSTACK;
+        return_to_run_code_action.sa_sigaction = reinterpret_cast<HandlerType>(
+            &ARM_NCE::ReturnToRunCodeByExceptionLevelChangeSignalHandler);
+        return_to_run_code_action.sa_mask = signal_mask;
+        Common::SigAction(ReturnToRunCodeByExceptionLevelChangeSignal, &return_to_run_code_action,
+                          nullptr);
+
+        struct sigaction break_from_run_code_action {};
+        break_from_run_code_action.sa_flags = SA_SIGINFO | SA_ONSTACK;
+        break_from_run_code_action.sa_sigaction =
+            reinterpret_cast<HandlerType>(&ARM_NCE::BreakFromRunCodeSignalHandler);
+        break_from_run_code_action.sa_mask = signal_mask;
+        Common::SigAction(BreakFromRunCodeSignal, &break_from_run_code_action, nullptr);
+
+        struct sigaction fault_action {};
+        fault_action.sa_flags = SA_SIGINFO | SA_ONSTACK | SA_RESTART;
+        fault_action.sa_sigaction =
+            reinterpret_cast<HandlerType>(&ARM_NCE::GuestFaultSignalHandler);
+        fault_action.sa_mask = signal_mask;
+        Common::SigAction(GuestFaultSignal, &fault_action, &g_orig_action);
+
+        // Simplify call for g_orig_action.
+        // These fields occupy the same space in memory, so this should be a no-op in practice.
+        if (!(g_orig_action.sa_flags & SA_SIGINFO)) {
+            g_orig_action.sa_sigaction =
+                reinterpret_cast<decltype(g_orig_action.sa_sigaction)>(g_orig_action.sa_handler);
+        }
+    });
+}
+
+void ARM_NCE::SetPC(u64 pc) {
+    guest_ctx.pc = pc;
+}
+
+u64 ARM_NCE::GetPC() const {
+    return guest_ctx.pc;
+}
+
+u64 ARM_NCE::GetSP() const {
+    return guest_ctx.sp;
+}
+
+u64 ARM_NCE::GetReg(int index) const {
+    return guest_ctx.cpu_registers[index];
+}
+
+void ARM_NCE::SetReg(int index, u64 value) {
+    guest_ctx.cpu_registers[index] = value;
+}
+
+u128 ARM_NCE::GetVectorReg(int index) const {
+    return guest_ctx.vector_registers[index];
+}
+
+void ARM_NCE::SetVectorReg(int index, u128 value) {
+    guest_ctx.vector_registers[index] = value;
+}
+
+u32 ARM_NCE::GetPSTATE() const {
+    return guest_ctx.pstate;
+}
+
+void ARM_NCE::SetPSTATE(u32 pstate) {
+    guest_ctx.pstate = pstate;
+}
+
+u64 ARM_NCE::GetTlsAddress() const {
+    return guest_ctx.tpidrro_el0;
+}
+
+void ARM_NCE::SetTlsAddress(u64 address) {
+    guest_ctx.tpidrro_el0 = address;
+}
+
+u64 ARM_NCE::GetTPIDR_EL0() const {
+    return guest_ctx.tpidr_el0;
+}
+
+void ARM_NCE::SetTPIDR_EL0(u64 value) {
+    guest_ctx.tpidr_el0 = value;
+}
+
+void ARM_NCE::SaveContext(ThreadContext64& ctx) const {
+    ctx.cpu_registers = guest_ctx.cpu_registers;
+    ctx.sp = guest_ctx.sp;
+    ctx.pc = guest_ctx.pc;
+    ctx.pstate = guest_ctx.pstate;
+    ctx.vector_registers = guest_ctx.vector_registers;
+    ctx.fpcr = guest_ctx.fpcr;
+    ctx.fpsr = guest_ctx.fpsr;
+    ctx.tpidr = guest_ctx.tpidr_el0;
+}
+
+void ARM_NCE::LoadContext(const ThreadContext64& ctx) {
+    guest_ctx.cpu_registers = ctx.cpu_registers;
+    guest_ctx.sp = ctx.sp;
+    guest_ctx.pc = ctx.pc;
+    guest_ctx.pstate = ctx.pstate;
+    guest_ctx.vector_registers = ctx.vector_registers;
+    guest_ctx.fpcr = ctx.fpcr;
+    guest_ctx.fpsr = ctx.fpsr;
+    guest_ctx.tpidr_el0 = ctx.tpidr;
+}
+
+void ARM_NCE::SignalInterrupt() {
+    // Lock core context.
+    std::scoped_lock lk{lock};
+
+    // Add break loop condition.
+    guest_ctx.esr_el1.fetch_or(static_cast<u64>(HaltReason::BreakLoop));
+
+    // If there is no thread running, we are done.
+    if (running_thread == nullptr) {
+        return;
+    }
+
+    // Lock the thread context.
+    auto* params = &running_thread->GetNativeExecutionParameters();
+    LockThreadParameters(params);
+
+    if (params->is_running) {
+        // We should signal to the running thread.
+        // The running thread will unlock the thread context.
+        syscall(SYS_tkill, thread_id, BreakFromRunCodeSignal);
+    } else {
+        // If the thread is no longer running, we have nothing to do.
+        UnlockThreadParameters(params);
+    }
+}
+
+void ARM_NCE::ClearInterrupt() {
+    guest_ctx.esr_el1 = {};
+}
+
+void ARM_NCE::ClearInstructionCache() {
+    // TODO: This is not possible to implement correctly on Linux because
+    // we do not have any access to ic iallu.
+
+    // Require accesses to complete.
+    std::atomic_thread_fence(std::memory_order_seq_cst);
+}
+
+void ARM_NCE::InvalidateCacheRange(u64 addr, std::size_t size) {
+    this->ClearInstructionCache();
+}
+
+void ARM_NCE::ClearExclusiveState() {
+    // No-op.
+}
+
+void ARM_NCE::PageTableChanged(Common::PageTable& page_table,
+                               std::size_t new_address_space_size_in_bits) {
+    // No-op. Page table is never used.
+}
+
+} // namespace Core
--- a/src/core/arm/nce/arm_nce.h
+++ b/src/core/arm/nce/arm_nce.h
@@ -0,0 +1,108 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <atomic>
+#include <memory>
+#include <span>
+#include <unordered_map>
+#include <vector>
+
+#include "core/arm/arm_interface.h"
+#include "core/arm/nce/guest_context.h"
+
+namespace Core::Memory {
+class Memory;
+}
+
+namespace Core {
+
+class System;
+
+class ARM_NCE final : public ARM_Interface {
+public:
+    ARM_NCE(System& system_, bool uses_wall_clock_, std::size_t core_index_);
+
+    ~ARM_NCE() override;
+
+    void Initialize() override;
+    void SetPC(u64 pc) override;
+    u64 GetPC() const override;
+    u64 GetSP() const override;
+    u64 GetReg(int index) const override;
+    void SetReg(int index, u64 value) override;
+    u128 GetVectorReg(int index) const override;
+    void SetVectorReg(int index, u128 value) override;
+
+    u32 GetPSTATE() const override;
+    void SetPSTATE(u32 pstate) override;
+    u64 GetTlsAddress() const override;
+    void SetTlsAddress(u64 address) override;
+    void SetTPIDR_EL0(u64 value) override;
+    u64 GetTPIDR_EL0() const override;
+
+    Architecture GetArchitecture() const override {
+        return Architecture::Aarch64;
+    }
+
+    void SaveContext(ThreadContext32& ctx) const override {}
+    void SaveContext(ThreadContext64& ctx) const override;
+    void LoadContext(const ThreadContext32& ctx) override {}
+    void LoadContext(const ThreadContext64& ctx) override;
+
+    void SignalInterrupt() override;
+    void ClearInterrupt() override;
+    void ClearExclusiveState() override;
+    void ClearInstructionCache() override;
+    void InvalidateCacheRange(u64 addr, std::size_t size) override;
+    void PageTableChanged(Common::PageTable& new_page_table,
+                          std::size_t new_address_space_size_in_bits) override;
+
+protected:
+    HaltReason RunJit() override;
+    HaltReason StepJit() override;
+
+    u32 GetSvcNumber() const override;
+
+    const Kernel::DebugWatchpoint* HaltedWatchpoint() const override {
+        return nullptr;
+    }
+
+    void RewindBreakpointInstruction() override {}
+
+private:
+    // Assembly definitions.
+    static HaltReason ReturnToRunCodeByTrampoline(void* tpidr, GuestContext* ctx,
+                                                  u64 trampoline_addr);
+    static HaltReason ReturnToRunCodeByExceptionLevelChange(int tid, void* tpidr);
+
+    static void ReturnToRunCodeByExceptionLevelChangeSignalHandler(int sig, void* info,
+                                                                   void* raw_context);
+    static void BreakFromRunCodeSignalHandler(int sig, void* info, void* raw_context);
+    static void GuestFaultSignalHandler(int sig, void* info, void* raw_context);
+
+    static void LockThreadParameters(void* tpidr);
+    static void UnlockThreadParameters(void* tpidr);
+
+private:
+    // C++ implementation functions for assembly definitions.
+    static void* RestoreGuestContext(void* raw_context);
+    static void SaveGuestContext(GuestContext* ctx, void* raw_context);
+    static bool HandleGuestFault(GuestContext* ctx, void* info, void* raw_context);
+    static void HandleHostFault(int sig, void* info, void* raw_context);
+
+public:
+    // Members set on initialization.
+    std::size_t core_index{};
+    pid_t thread_id{-1};
+
+    // Core context.
+    GuestContext guest_ctx;
+
+    // Thread and invalidation info.
+    std::mutex lock;
+    Kernel::KThread* running_thread{};
+};
+
+} // namespace Core
--- a/src/core/arm/nce/arm_nce.s
+++ b/src/core/arm/nce/arm_nce.s
@@ -0,0 +1,222 @@
+/* SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include "core/arm/nce/arm_nce_asm_definitions.h"
+
+#define LOAD_IMMEDIATE_32(reg, val)                     \
+    mov     reg, #(((val) >> 0x00) & 0xFFFF);           \
+    movk    reg, #(((val) >> 0x10) & 0xFFFF), lsl #16
+
+
+/* static HaltReason Core::ARM_NCE::ReturnToRunCodeByTrampoline(void* tpidr, Core::GuestContext* ctx, u64 trampoline_addr) */
+.section    .text._ZN4Core7ARM_NCE27ReturnToRunCodeByTrampolineEPvPNS_12GuestContextEm, "ax", %progbits
+.global     _ZN4Core7ARM_NCE27ReturnToRunCodeByTrampolineEPvPNS_12GuestContextEm
+.type       _ZN4Core7ARM_NCE27ReturnToRunCodeByTrampolineEPvPNS_12GuestContextEm, %function
+_ZN4Core7ARM_NCE27ReturnToRunCodeByTrampolineEPvPNS_12GuestContextEm:
+    /* Back up host sp to x3. */
+    /* Back up host tpidr_el0 to x4. */
+    mov     x3, sp
+    mrs     x4, tpidr_el0
+
+    /* Load guest sp. x5 is used as a scratch register. */
+    ldr     x5, [x1, #(GuestContextSp)]
+    mov     sp, x5
+
+    /* Offset GuestContext pointer to the host member. */
+    add     x5, x1, #(GuestContextHostContext)
+
+    /* Save original host sp and tpidr_el0 (x3, x4) to host context. */
+    stp     x3, x4, [x5, #(HostContextSpTpidrEl0)]
+
+    /* Save all callee-saved host GPRs. */
+    stp     x19, x20, [x5, #(HostContextRegs+0x0)]
+    stp     x21, x22, [x5, #(HostContextRegs+0x10)]
+    stp     x23, x24, [x5, #(HostContextRegs+0x20)]
+    stp     x25, x26, [x5, #(HostContextRegs+0x30)]
+    stp     x27, x28, [x5, #(HostContextRegs+0x40)]
+    stp     x29, x30, [x5, #(HostContextRegs+0x50)]
+
+    /* Save all callee-saved host FPRs. */
+    stp     q8, q9,   [x5, #(HostContextVregs+0x0)]
+    stp     q10, q11, [x5, #(HostContextVregs+0x20)]
+    stp     q12, q13, [x5, #(HostContextVregs+0x40)]
+    stp     q14, q15, [x5, #(HostContextVregs+0x60)]
+
+    /* Load guest tpidr_el0 from argument. */
+    msr     tpidr_el0, x0
+
+    /* Tail call the trampoline to restore guest state. */
+    br      x2
+
+
+/* static HaltReason Core::ARM_NCE::ReturnToRunCodeByExceptionLevelChange(int tid, void* tpidr) */
+.section    .text._ZN4Core7ARM_NCE37ReturnToRunCodeByExceptionLevelChangeEiPv, "ax", %progbits
+.global     _ZN4Core7ARM_NCE37ReturnToRunCodeByExceptionLevelChangeEiPv
+.type       _ZN4Core7ARM_NCE37ReturnToRunCodeByExceptionLevelChangeEiPv, %function
+_ZN4Core7ARM_NCE37ReturnToRunCodeByExceptionLevelChangeEiPv:
+    /* This jumps to the signal handler, which will restore the entire context. */
+    /* On entry, x0 = thread id, which is already in the right place. */
+
+    /* Move tpidr to x9 so it is not trampled. */
+    mov     x9, x1
+
+    /* Set up arguments. */
+    mov     x8, #(__NR_tkill)
+    mov     x1, #(ReturnToRunCodeByExceptionLevelChangeSignal)
+
+    /* Tail call the signal handler. */
+    svc     #0
+
+    /* Block execution from flowing here. */
+    brk     #1000
+
+
+/* static void Core::ARM_NCE::ReturnToRunCodeByExceptionLevelChangeSignalHandler(int sig, void* info, void* raw_context) */
+.section    .text._ZN4Core7ARM_NCE50ReturnToRunCodeByExceptionLevelChangeSignalHandlerEiPvS1_, "ax", %progbits
+.global     _ZN4Core7ARM_NCE50ReturnToRunCodeByExceptionLevelChangeSignalHandlerEiPvS1_
+.type       _ZN4Core7ARM_NCE50ReturnToRunCodeByExceptionLevelChangeSignalHandlerEiPvS1_, %function
+_ZN4Core7ARM_NCE50ReturnToRunCodeByExceptionLevelChangeSignalHandlerEiPvS1_:
+    stp     x29, x30, [sp, #-0x10]!
+    mov     x29, sp
+
+    /* Call the context restorer with the raw context. */
+    mov     x0, x2
+    bl      _ZN4Core7ARM_NCE19RestoreGuestContextEPv
+
+    /* Save the old value of tpidr_el0. */
+    mrs     x8, tpidr_el0
+    ldr     x9, [x0, #(TpidrEl0NativeContext)]
+    str     x8, [x9, #(GuestContextHostContext + HostContextTpidrEl0)]
+
+    /* Set our new tpidr_el0. */
+    msr     tpidr_el0, x0
+
+    /* Unlock the context. */
+    bl      _ZN4Core7ARM_NCE22UnlockThreadParametersEPv
+
+    /* Returning from here will enter the guest. */
+    ldp     x29, x30, [sp], #0x10
+    ret
+
+
+/* static void Core::ARM_NCE::BreakFromRunCodeSignalHandler(int sig, void* info, void* raw_context) */
+.section    .text._ZN4Core7ARM_NCE29BreakFromRunCodeSignalHandlerEiPvS1_, "ax", %progbits
+.global     _ZN4Core7ARM_NCE29BreakFromRunCodeSignalHandlerEiPvS1_
+.type       _ZN4Core7ARM_NCE29BreakFromRunCodeSignalHandlerEiPvS1_, %function
+_ZN4Core7ARM_NCE29BreakFromRunCodeSignalHandlerEiPvS1_:
+    /* Check to see if we have the correct TLS magic. */
+    mrs     x8, tpidr_el0
+    ldr     w9, [x8, #(TpidrEl0TlsMagic)]
+
+    LOAD_IMMEDIATE_32(w10, TlsMagic)
+
+    cmp     w9, w10
+    b.ne    1f
+
+    /* Correct TLS magic, so this is a guest interrupt. */
+    /* Restore host tpidr_el0. */
+    ldr     x0, [x8, #(TpidrEl0NativeContext)]
+    ldr     x3, [x0, #(GuestContextHostContext + HostContextTpidrEl0)]
+    msr     tpidr_el0, x3
+
+    /* Tail call the restorer. */
+    mov     x1, x2
+    b       _ZN4Core7ARM_NCE16SaveGuestContextEPNS_12GuestContextEPv
+
+    /* Returning from here will enter host code. */
+
+1:
+    /* Incorrect TLS magic, so this is a spurious signal. */
+    ret
+
+
+/* static void Core::ARM_NCE::GuestFaultSignalHandler(int sig, void* info, void* raw_context) */
+.section    .text._ZN4Core7ARM_NCE23GuestFaultSignalHandlerEiPvS1_, "ax", %progbits
+.global     _ZN4Core7ARM_NCE23GuestFaultSignalHandlerEiPvS1_
+.type       _ZN4Core7ARM_NCE23GuestFaultSignalHandlerEiPvS1_, %function
+_ZN4Core7ARM_NCE23GuestFaultSignalHandlerEiPvS1_:
+    /* Check to see if we have the correct TLS magic. */
+    mrs     x8, tpidr_el0
+    ldr     w9, [x8, #(TpidrEl0TlsMagic)]
+
+    LOAD_IMMEDIATE_32(w10, TlsMagic)
+
+    cmp     w9, w10
+    b.eq    1f
+
+    /* Incorrect TLS magic, so this is a host fault. */
+    /* Tail call the handler. */
+    b       _ZN4Core7ARM_NCE15HandleHostFaultEiPvS1_
+
+1:
+    /* Correct TLS magic, so this is a guest fault. */
+    stp     x29, x30, [sp, #-0x20]!
+    str     x19, [sp, #0x10]
+    mov     x29, sp
+
+    /* Save the old tpidr_el0. */
+    mov     x19, x8
+
+    /* Restore host tpidr_el0. */
+    ldr     x0, [x8, #(TpidrEl0NativeContext)]
+    ldr     x3, [x0, #(GuestContextHostContext + HostContextTpidrEl0)]
+    msr     tpidr_el0, x3
+
+    /* Call the handler. */
+    bl       _ZN4Core7ARM_NCE16HandleGuestFaultEPNS_12GuestContextEPvS3_
+
+    /* If the handler returned false, we want to preserve the host tpidr_el0. */
+    cbz     x0, 2f
+
+    /* Otherwise, restore guest tpidr_el0. */
+    msr     tpidr_el0, x19
+
+2:
+    ldr     x19, [sp, #0x10]
+    ldp     x29, x30, [sp], #0x20
+    ret
+
+
+/* static void Core::ARM_NCE::LockThreadParameters(void* tpidr) */
+.section    .text._ZN4Core7ARM_NCE20LockThreadParametersEPv, "ax", %progbits
+.global     _ZN4Core7ARM_NCE20LockThreadParametersEPv
+.type       _ZN4Core7ARM_NCE20LockThreadParametersEPv, %function
+_ZN4Core7ARM_NCE20LockThreadParametersEPv:
+    /* Offset to lock member. */
+    add     x0, x0, #(TpidrEl0Lock)
+
+1:
+    /* Clear the monitor. */
+    clrex
+
+2:
+    /* Load-linked with acquire ordering. */
+    ldaxr   w1, [x0]
+
+    /* If the value was SpinLockLocked, clear monitor and retry. */
+    cbz     w1, 1b
+
+    /* Store-conditional SpinLockLocked with relaxed ordering. */
+    stxr    w1, wzr, [x0]
+
+    /* If we failed to store, retry. */
+    cbnz    w1, 2b
+
+    ret
+
+
+/* static void Core::ARM_NCE::UnlockThreadParameters(void* tpidr) */
+.section    .text._ZN4Core7ARM_NCE22UnlockThreadParametersEPv, "ax", %progbits
+.global     _ZN4Core7ARM_NCE22UnlockThreadParametersEPv
+.type       _ZN4Core7ARM_NCE22UnlockThreadParametersEPv, %function
+_ZN4Core7ARM_NCE22UnlockThreadParametersEPv:
+    /* Offset to lock member. */
+    add     x0, x0, #(TpidrEl0Lock)
+
+    /* Load SpinLockUnlocked. */
+    mov     w1, #(SpinLockUnlocked)
+
+    /* Store value with release ordering. */
+    stlr    w1, [x0]
+
+    ret
--- a/src/core/arm/nce/arm_nce_asm_definitions.h
+++ b/src/core/arm/nce/arm_nce_asm_definitions.h
@@ -0,0 +1,29 @@
+/* SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project */
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+#define __ASSEMBLY__
+
+#include <asm-generic/signal.h>
+#include <asm-generic/unistd.h>
+
+#define ReturnToRunCodeByExceptionLevelChangeSignal SIGUSR2
+#define BreakFromRunCodeSignal SIGURG
+#define GuestFaultSignal SIGSEGV
+
+#define GuestContextSp 0xF8
+#define GuestContextHostContext 0x320
+
+#define HostContextSpTpidrEl0 0xE0
+#define HostContextTpidrEl0 0xE8
+#define HostContextRegs 0x0
+#define HostContextVregs 0x60
+
+#define TpidrEl0NativeContext 0x10
+#define TpidrEl0Lock 0x18
+#define TpidrEl0TlsMagic 0x20
+#define TlsMagic 0x555a5559
+
+#define SpinLockLocked 0
+#define SpinLockUnlocked 1
--- a/src/core/arm/nce/guest_context.h
+++ b/src/core/arm/nce/guest_context.h
@@ -0,0 +1,50 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include "common/common_funcs.h"
+#include "common/common_types.h"
+#include "core/arm/arm_interface.h"
+#include "core/arm/nce/arm_nce_asm_definitions.h"
+
+namespace Core {
+
+class ARM_NCE;
+class System;
+
+struct HostContext {
+    alignas(16) std::array<u64, 12> host_saved_regs{};
+    alignas(16) std::array<u128, 8> host_saved_vregs{};
+    u64 host_sp{};
+    void* host_tpidr_el0{};
+};
+
+struct GuestContext {
+    std::array<u64, 31> cpu_registers{};
+    u64 sp{};
+    u64 pc{};
+    u32 fpcr{};
+    u32 fpsr{};
+    std::array<u128, 32> vector_registers{};
+    u32 pstate{};
+    alignas(16) HostContext host_ctx{};
+    u64 tpidrro_el0{};
+    u64 tpidr_el0{};
+    std::atomic<u64> esr_el1{};
+    u32 nzcv{};
+    u32 svc_swi{};
+    System* system{};
+    ARM_NCE* parent{};
+};
+
+// Verify assembly offsets.
+static_assert(offsetof(GuestContext, sp) == GuestContextSp);
+static_assert(offsetof(GuestContext, host_ctx) == GuestContextHostContext);
+static_assert(offsetof(HostContext, host_sp) == HostContextSpTpidrEl0);
+static_assert(offsetof(HostContext, host_tpidr_el0) - 8 == HostContextSpTpidrEl0);
+static_assert(offsetof(HostContext, host_tpidr_el0) == HostContextTpidrEl0);
+static_assert(offsetof(HostContext, host_saved_regs) == HostContextRegs);
+static_assert(offsetof(HostContext, host_saved_vregs) == HostContextVregs);
+
+} // namespace Core
--- a/src/core/arm/nce/instructions.h
+++ b/src/core/arm/nce/instructions.h
@@ -0,0 +1,147 @@
+// SPDX-FileCopyrightText: Copyright © 2020 Skyline Team and Contributors
+// SPDX-License-Identifier: MPL-2.0
+
+#include "common/bit_field.h"
+#include "common/common_types.h"
+
+namespace Core::NCE {
+
+enum SystemRegister : u32 {
+    TpidrEl0 = 0x5E82,
+    TpidrroEl0 = 0x5E83,
+    CntfrqEl0 = 0x5F00,
+    CntpctEl0 = 0x5F01,
+};
+
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/SVC--Supervisor-Call-
+union SVC {
+    constexpr explicit SVC(u32 raw_) : raw{raw_} {}
+
+    constexpr bool Verify() {
+        return (this->GetSig0() == 0x1 && this->GetSig1() == 0x6A0);
+    }
+
+    constexpr u32 GetSig0() {
+        return decltype(sig0)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetValue() {
+        return decltype(value)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetSig1() {
+        return decltype(sig1)::ExtractValue(raw);
+    }
+
+    u32 raw;
+
+private:
+    BitField<0, 5, u32> sig0;   // 0x1
+    BitField<5, 16, u32> value; // 16-bit immediate
+    BitField<21, 11, u32> sig1; // 0x6A0
+};
+static_assert(sizeof(SVC) == sizeof(u32));
+static_assert(SVC(0xD40000C1).Verify());
+static_assert(SVC(0xD40000C1).GetValue() == 0x6);
+
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/MRS--Move-System-Register-
+union MRS {
+    constexpr explicit MRS(u32 raw_) : raw{raw_} {}
+
+    constexpr bool Verify() {
+        return (this->GetSig() == 0xD53);
+    }
+
+    constexpr u32 GetRt() {
+        return decltype(rt)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetSystemReg() {
+        return decltype(system_reg)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetSig() {
+        return decltype(sig)::ExtractValue(raw);
+    }
+
+    u32 raw;
+
+private:
+    BitField<0, 5, u32> rt;          // destination register
+    BitField<5, 15, u32> system_reg; // source system register
+    BitField<20, 12, u32> sig;       // 0xD53
+};
+static_assert(sizeof(MRS) == sizeof(u32));
+static_assert(MRS(0xD53BE020).Verify());
+static_assert(MRS(0xD53BE020).GetSystemReg() == CntpctEl0);
+static_assert(MRS(0xD53BE020).GetRt() == 0x0);
+
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/MSR--register---Move-general-purpose-register-to-System-Register-
+union MSR {
+    constexpr explicit MSR(u32 raw_) : raw{raw_} {}
+
+    constexpr bool Verify() {
+        return this->GetSig() == 0xD51;
+    }
+
+    constexpr u32 GetRt() {
+        return decltype(rt)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetSystemReg() {
+        return decltype(system_reg)::ExtractValue(raw);
+    }
+
+    constexpr u32 GetSig() {
+        return decltype(sig)::ExtractValue(raw);
+    }
+
+    u32 raw;
+
+private:
+    BitField<0, 5, u32> rt;          // source register
+    BitField<5, 15, u32> system_reg; // destination system register
+    BitField<20, 12, u32> sig;       // 0xD51
+};
+static_assert(sizeof(MSR) == sizeof(u32));
+static_assert(MSR(0xD51BD040).Verify());
+static_assert(MSR(0xD51BD040).GetSystemReg() == TpidrEl0);
+static_assert(MSR(0xD51BD040).GetRt() == 0x0);
+
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/LDXR--Load-Exclusive-Register-
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/LDXP--Load-Exclusive-Pair-of-Registers-
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/STXR--Store-Exclusive-Register-
+// https://developer.arm.com/documentation/ddi0596/2021-12/Base-Instructions/STXP--Store-Exclusive-Pair-of-registers-
+union Exclusive {
+    constexpr explicit Exclusive(u32 raw_) : raw{raw_} {}
+
+    constexpr bool Verify() {
+        return this->GetSig() == 0x10;
+    }
+
+    constexpr u32 GetSig() {
+        return decltype(sig)::ExtractValue(raw);
+    }
+
+    constexpr u32 AsOrdered() {
+        return raw | decltype(o0)::FormatValue(1);
+    }
+
+    u32 raw;
+
+private:
+    BitField<0, 5, u32> rt;    // memory operand
+    BitField<5, 5, u32> rn;    // register operand 1
+    BitField<10, 5, u32> rt2;  // register operand 2
+    BitField<15, 1, u32> o0;   // ordered
+    BitField<16, 5, u32> rs;   // status register
+    BitField<21, 2, u32> l;    // operation type
+    BitField<23, 7, u32> sig;  // 0x10
+    BitField<30, 2, u32> size; // size
+};
+static_assert(Exclusive(0xC85FFC00).Verify());
+static_assert(Exclusive(0xC85FFC00).AsOrdered() == 0xC85FFC00);
+static_assert(Exclusive(0xC85F7C00).AsOrdered() == 0xC85FFC00);
+static_assert(Exclusive(0xC8200440).AsOrdered() == 0xC8208440);
+
+} // namespace Core::NCE
--- a/src/core/arm/nce/patcher.cpp
+++ b/src/core/arm/nce/patcher.cpp
@@ -0,0 +1,474 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "common/arm64/native_clock.h"
+#include "common/bit_cast.h"
+#include "common/literals.h"
+#include "core/arm/nce/arm_nce.h"
+#include "core/arm/nce/guest_context.h"
+#include "core/arm/nce/instructions.h"
+#include "core/arm/nce/patcher.h"
+#include "core/core.h"
+#include "core/core_timing.h"
+#include "core/hle/kernel/svc.h"
+
+namespace Core::NCE {
+
+using namespace Common::Literals;
+using namespace oaknut::util;
+
+using NativeExecutionParameters = Kernel::KThread::NativeExecutionParameters;
+
+constexpr size_t MaxRelativeBranch = 128_MiB;
+constexpr u32 ModuleCodeIndex = 0x24 / sizeof(u32);
+
+Patcher::Patcher() : c(m_patch_instructions) {}
+
+Patcher::~Patcher() = default;
+
+void Patcher::PatchText(const Kernel::PhysicalMemory& program_image,
+                        const Kernel::CodeSet::Segment& code) {
+
+    // Write save context helper function.
+    c.l(m_save_context);
+    WriteSaveContext();
+
+    // Write load context helper function.
+    c.l(m_load_context);
+    WriteLoadContext();
+
+    // Retrieve text segment data.
+    const auto text = std::span{program_image}.subspan(code.offset, code.size);
+    const auto text_words =
+        std::span<const u32>{reinterpret_cast<const u32*>(text.data()), text.size() / sizeof(u32)};
+
+    // Loop through instructions, patching as needed.
+    for (u32 i = ModuleCodeIndex; i < static_cast<u32>(text_words.size()); i++) {
+        const u32 inst = text_words[i];
+
+        const auto AddRelocations = [&] {
+            const uintptr_t this_offset = i * sizeof(u32);
+            const uintptr_t next_offset = this_offset + sizeof(u32);
+
+            // Relocate from here to patch.
+            this->BranchToPatch(this_offset);
+
+            // Relocate from patch to next instruction.
+            return next_offset;
+        };
+
+        // SVC
+        if (auto svc = SVC{inst}; svc.Verify()) {
+            WriteSvcTrampoline(AddRelocations(), svc.GetValue());
+            continue;
+        }
+
+        // MRS Xn, TPIDR_EL0
+        // MRS Xn, TPIDRRO_EL0
+        if (auto mrs = MRS{inst};
+            mrs.Verify() && (mrs.GetSystemReg() == TpidrroEl0 || mrs.GetSystemReg() == TpidrEl0)) {
+            const auto src_reg = mrs.GetSystemReg() == TpidrroEl0 ? oaknut::SystemReg::TPIDRRO_EL0
+                                                                  : oaknut::SystemReg::TPIDR_EL0;
+            const auto dest_reg = oaknut::XReg{static_cast<int>(mrs.GetRt())};
+            WriteMrsHandler(AddRelocations(), dest_reg, src_reg);
+            continue;
+        }
+
+        // MRS Xn, CNTPCT_EL0
+        if (auto mrs = MRS{inst}; mrs.Verify() && mrs.GetSystemReg() == CntpctEl0) {
+            WriteCntpctHandler(AddRelocations(), oaknut::XReg{static_cast<int>(mrs.GetRt())});
+            continue;
+        }
+
+        // MRS Xn, CNTFRQ_EL0
+        if (auto mrs = MRS{inst}; mrs.Verify() && mrs.GetSystemReg() == CntfrqEl0) {
+            UNREACHABLE();
+        }
+
+        // MSR TPIDR_EL0, Xn
+        if (auto msr = MSR{inst}; msr.Verify() && msr.GetSystemReg() == TpidrEl0) {
+            WriteMsrHandler(AddRelocations(), oaknut::XReg{static_cast<int>(msr.GetRt())});
+            continue;
+        }
+
+        if (auto exclusive = Exclusive{inst}; exclusive.Verify()) {
+            m_exclusives.push_back(i);
+        }
+    }
+
+    // Determine patching mode for the final relocation step
+    const size_t image_size = program_image.size();
+    this->mode = image_size > MaxRelativeBranch ? PatchMode::PreText : PatchMode::PostData;
+}
+
+void Patcher::RelocateAndCopy(Common::ProcessAddress load_base,
+                              const Kernel::CodeSet::Segment& code,
+                              Kernel::PhysicalMemory& program_image,
+                              EntryTrampolines* out_trampolines) {
+    const size_t patch_size = GetSectionSize();
+    const size_t image_size = program_image.size();
+
+    // Retrieve text segment data.
+    const auto text = std::span{program_image}.subspan(code.offset, code.size);
+    const auto text_words =
+        std::span<u32>{reinterpret_cast<u32*>(text.data()), text.size() / sizeof(u32)};
+
+    const auto ApplyBranchToPatchRelocation = [&](u32* target, const Relocation& rel) {
+        oaknut::CodeGenerator rc{target};
+        if (mode == PatchMode::PreText) {
+            rc.B(rel.patch_offset - patch_size - rel.module_offset);
+        } else {
+            rc.B(image_size - rel.module_offset + rel.patch_offset);
+        }
+    };
+
+    const auto ApplyBranchToModuleRelocation = [&](u32* target, const Relocation& rel) {
+        oaknut::CodeGenerator rc{target};
+        if (mode == PatchMode::PreText) {
+            rc.B(patch_size - rel.patch_offset + rel.module_offset);
+        } else {
+            rc.B(rel.module_offset - image_size - rel.patch_offset);
+        }
+    };
+
+    const auto RebasePatch = [&](ptrdiff_t patch_offset) {
+        if (mode == PatchMode::PreText) {
+            return GetInteger(load_base) + patch_offset;
+        } else {
+            return GetInteger(load_base) + image_size + patch_offset;
+        }
+    };
+
+    const auto RebasePc = [&](uintptr_t module_offset) {
+        if (mode == PatchMode::PreText) {
+            return GetInteger(load_base) + patch_size + module_offset;
+        } else {
+            return GetInteger(load_base) + module_offset;
+        }
+    };
+
+    // We are now ready to relocate!
+    for (const Relocation& rel : m_branch_to_patch_relocations) {
+        ApplyBranchToPatchRelocation(text_words.data() + rel.module_offset / sizeof(u32), rel);
+    }
+    for (const Relocation& rel : m_branch_to_module_relocations) {
+        ApplyBranchToModuleRelocation(m_patch_instructions.data() + rel.patch_offset / sizeof(u32),
+                                      rel);
+    }
+
+    // Rewrite PC constants and record post trampolines
+    for (const Relocation& rel : m_write_module_pc_relocations) {
+        oaknut::CodeGenerator rc{m_patch_instructions.data() + rel.patch_offset / sizeof(u32)};
+        rc.dx(RebasePc(rel.module_offset));
+    }
+    for (const Trampoline& rel : m_trampolines) {
+        out_trampolines->insert({RebasePc(rel.module_offset), RebasePatch(rel.patch_offset)});
+    }
+
+    // Cortex-A57 seems to treat all exclusives as ordered, but newer processors do not.
+    // Convert to ordered to preserve this assumption.
+    for (const ModuleTextAddress i : m_exclusives) {
+        auto exclusive = Exclusive{text_words[i]};
+        text_words[i] = exclusive.AsOrdered();
+    }
+
+    // Copy to program image
+    if (this->mode == PatchMode::PreText) {
+        std::memcpy(program_image.data(), m_patch_instructions.data(),
+                    m_patch_instructions.size() * sizeof(u32));
+    } else {
+        program_image.resize(image_size + patch_size);
+        std::memcpy(program_image.data() + image_size, m_patch_instructions.data(),
+                    m_patch_instructions.size() * sizeof(u32));
+    }
+}
+
+size_t Patcher::GetSectionSize() const noexcept {
+    return Common::AlignUp(m_patch_instructions.size() * sizeof(u32), Core::Memory::YUZU_PAGESIZE);
+}
+
+void Patcher::WriteLoadContext() {
+    // This function was called, which modifies X30, so use that as a scratch register.
+    // SP contains the guest X30, so save our return X30 to SP + 8, since we have allocated 16 bytes
+    // of stack.
+    c.STR(X30, SP, 8);
+    c.MRS(X30, oaknut::SystemReg::TPIDR_EL0);
+    c.LDR(X30, X30, offsetof(NativeExecutionParameters, native_context));
+
+    // Load system registers.
+    c.LDR(W0, X30, offsetof(GuestContext, fpsr));
+    c.MSR(oaknut::SystemReg::FPSR, X0);
+    c.LDR(W0, X30, offsetof(GuestContext, fpcr));
+    c.MSR(oaknut::SystemReg::FPCR, X0);
+    c.LDR(W0, X30, offsetof(GuestContext, nzcv));
+    c.MSR(oaknut::SystemReg::NZCV, X0);
+
+    // Load all vector registers.
+    static constexpr size_t VEC_OFF = offsetof(GuestContext, vector_registers);
+    for (int i = 0; i <= 30; i += 2) {
+        c.LDP(oaknut::QReg{i}, oaknut::QReg{i + 1}, X30, VEC_OFF + 16 * i);
+    }
+
+    // Load all general-purpose registers except X30.
+    for (int i = 0; i <= 28; i += 2) {
+        c.LDP(oaknut::XReg{i}, oaknut::XReg{i + 1}, X30, 8 * i);
+    }
+
+    // Reload our return X30 from the stack and return.
+    // The patch code will reload the guest X30 for us.
+    c.LDR(X30, SP, 8);
+    c.RET();
+}
+
+void Patcher::WriteSaveContext() {
+    // This function was called, which modifies X30, so use that as a scratch register.
+    // SP contains the guest X30, so save our X30 to SP + 8, since we have allocated 16 bytes of
+    // stack.
+    c.STR(X30, SP, 8);
+    c.MRS(X30, oaknut::SystemReg::TPIDR_EL0);
+    c.LDR(X30, X30, offsetof(NativeExecutionParameters, native_context));
+
+    // Store all general-purpose registers except X30.
+    for (int i = 0; i <= 28; i += 2) {
+        c.STP(oaknut::XReg{i}, oaknut::XReg{i + 1}, X30, 8 * i);
+    }
+
+    // Store all vector registers.
+    static constexpr size_t VEC_OFF = offsetof(GuestContext, vector_registers);
+    for (int i = 0; i <= 30; i += 2) {
+        c.STP(oaknut::QReg{i}, oaknut::QReg{i + 1}, X30, VEC_OFF + 16 * i);
+    }
+
+    // Store guest system registers, X30 and SP, using X0 as a scratch register.
+    c.STR(X0, SP, PRE_INDEXED, -16);
+    c.LDR(X0, SP, 16);
+    c.STR(X0, X30, 8 * 30);
+    c.ADD(X0, SP, 32);
+    c.STR(X0, X30, offsetof(GuestContext, sp));
+    c.MRS(X0, oaknut::SystemReg::FPSR);
+    c.STR(W0, X30, offsetof(GuestContext, fpsr));
+    c.MRS(X0, oaknut::SystemReg::FPCR);
+    c.STR(W0, X30, offsetof(GuestContext, fpcr));
+    c.MRS(X0, oaknut::SystemReg::NZCV);
+    c.STR(W0, X30, offsetof(GuestContext, nzcv));
+    c.LDR(X0, SP, POST_INDEXED, 16);
+
+    // Reload our return X30 from the stack, and return.
+    c.LDR(X30, SP, 8);
+    c.RET();
+}
+
+void Patcher::WriteSvcTrampoline(ModuleDestLabel module_dest, u32 svc_id) {
+    // We are about to start saving state, so we need to lock the context.
+    this->LockContext();
+
+    // Store guest X30 to the stack. Then, save the context and restore the stack.
+    // This will save all registers except PC, but we know PC at patch time.
+    c.STR(X30, SP, PRE_INDEXED, -16);
+    c.BL(m_save_context);
+    c.LDR(X30, SP, POST_INDEXED, 16);
+
+    // Now that we've saved all registers, we can use any registers as scratch.
+    // Store PC + 4 to arm interface, since we know the instruction offset from the entry point.
+    oaknut::Label pc_after_svc;
+    c.MRS(X1, oaknut::SystemReg::TPIDR_EL0);
+    c.LDR(X1, X1, offsetof(NativeExecutionParameters, native_context));
+    c.LDR(X2, pc_after_svc);
+    c.STR(X2, X1, offsetof(GuestContext, pc));
+
+    // Store SVC number to execute when we return
+    c.MOV(X2, svc_id);
+    c.STR(W2, X1, offsetof(GuestContext, svc_swi));
+
+    // We are calling a SVC. Clear esr_el1 and return it.
+    static_assert(std::is_same_v<std::underlying_type_t<HaltReason>, u64>);
+    oaknut::Label retry;
+    c.ADD(X2, X1, offsetof(GuestContext, esr_el1));
+    c.l(retry);
+    c.LDAXR(X0, X2);
+    c.STLXR(W3, XZR, X2);
+    c.CBNZ(W3, retry);
+
+    // Add "calling SVC" flag. Since this is X0, this is now our return value.
+    c.ORR(X0, X0, static_cast<u64>(HaltReason::SupervisorCall));
+
+    // Offset the GuestContext pointer to the HostContext member.
+    // STP has limited range of [-512, 504] which we can't reach otherwise
+    // NB: Due to this all offsets below are from the start of HostContext.
+    c.ADD(X1, X1, offsetof(GuestContext, host_ctx));
+
+    // Reload host TPIDR_EL0 and SP.
+    static_assert(offsetof(HostContext, host_sp) + 8 == offsetof(HostContext, host_tpidr_el0));
+    c.LDP(X2, X3, X1, offsetof(HostContext, host_sp));
+    c.MOV(SP, X2);
+    c.MSR(oaknut::SystemReg::TPIDR_EL0, X3);
+
+    // Load callee-saved host registers and return to host.
+    static constexpr size_t HOST_REGS_OFF = offsetof(HostContext, host_saved_regs);
+    static constexpr size_t HOST_VREGS_OFF = offsetof(HostContext, host_saved_vregs);
+    c.LDP(X19, X20, X1, HOST_REGS_OFF);
+    c.LDP(X21, X22, X1, HOST_REGS_OFF + 2 * sizeof(u64));
+    c.LDP(X23, X24, X1, HOST_REGS_OFF + 4 * sizeof(u64));
+    c.LDP(X25, X26, X1, HOST_REGS_OFF + 6 * sizeof(u64));
+    c.LDP(X27, X28, X1, HOST_REGS_OFF + 8 * sizeof(u64));
+    c.LDP(X29, X30, X1, HOST_REGS_OFF + 10 * sizeof(u64));
+    c.LDP(Q8, Q9, X1, HOST_VREGS_OFF);
+    c.LDP(Q10, Q11, X1, HOST_VREGS_OFF + 2 * sizeof(u128));
+    c.LDP(Q12, Q13, X1, HOST_VREGS_OFF + 4 * sizeof(u128));
+    c.LDP(Q14, Q15, X1, HOST_VREGS_OFF + 6 * sizeof(u128));
+    c.RET();
+
+    // Write the post-SVC trampoline address, which will jump back to the guest after restoring its
+    // state.
+    m_trampolines.push_back({c.offset(), module_dest});
+
+    // Host called this location. Save the return address so we can
+    // unwind the stack properly when jumping back.
+    c.MRS(X2, oaknut::SystemReg::TPIDR_EL0);
+    c.LDR(X2, X2, offsetof(NativeExecutionParameters, native_context));
+    c.ADD(X0, X2, offsetof(GuestContext, host_ctx));
+    c.STR(X30, X0, offsetof(HostContext, host_saved_regs) + 11 * sizeof(u64));
+
+    // Reload all guest registers except X30 and PC.
+    // The function also expects 16 bytes of stack already allocated.
+    c.STR(X30, SP, PRE_INDEXED, -16);
+    c.BL(m_load_context);
+    c.LDR(X30, SP, POST_INDEXED, 16);
+
+    // Use X1 as a scratch register to restore X30.
+    c.STR(X1, SP, PRE_INDEXED, -16);
+    c.MRS(X1, oaknut::SystemReg::TPIDR_EL0);
+    c.LDR(X1, X1, offsetof(NativeExecutionParameters, native_context));
+    c.LDR(X30, X1, offsetof(GuestContext, cpu_registers) + sizeof(u64) * 30);
+    c.LDR(X1, SP, POST_INDEXED, 16);
+
+    // Unlock the context.
+    this->UnlockContext();
+
+    // Jump back to the instruction after the emulated SVC.
+    this->BranchToModule(module_dest);
+
+    // Store PC after call.
+    c.l(pc_after_svc);
+    this->WriteModulePc(module_dest);
+}
+
+void Patcher::WriteMrsHandler(ModuleDestLabel module_dest, oaknut::XReg dest_reg,
+                              oaknut::SystemReg src_reg) {
+    // Retrieve emulated TLS register from GuestContext.
+    c.MRS(dest_reg, oaknut::SystemReg::TPIDR_EL0);
+    if (src_reg == oaknut::SystemReg::TPIDRRO_EL0) {
+        c.LDR(dest_reg, dest_reg, offsetof(NativeExecutionParameters, tpidrro_el0));
+    } else {
+        c.LDR(dest_reg, dest_reg, offsetof(NativeExecutionParameters, tpidr_el0));
+    }
+
+    // Jump back to the instruction after the emulated MRS.
+    this->BranchToModule(module_dest);
+}
+
+void Patcher::WriteMsrHandler(ModuleDestLabel module_dest, oaknut::XReg src_reg) {
+    const auto scratch_reg = src_reg.index() == 0 ? X1 : X0;
+    c.STR(scratch_reg, SP, PRE_INDEXED, -16);
+
+    // Save guest value to NativeExecutionParameters::tpidr_el0.
+    c.MRS(scratch_reg, oaknut::SystemReg::TPIDR_EL0);
+    c.STR(src_reg, scratch_reg, offsetof(NativeExecutionParameters, tpidr_el0));
+
+    // Restore scratch register.
+    c.LDR(scratch_reg, SP, POST_INDEXED, 16);
+
+    // Jump back to the instruction after the emulated MSR.
+    this->BranchToModule(module_dest);
+}
+
+void Patcher::WriteCntpctHandler(ModuleDestLabel module_dest, oaknut::XReg dest_reg) {
+    static Common::Arm64::NativeClock clock{};
+    const auto factor = clock.GetGuestCNTFRQFactor();
+    const auto raw_factor = Common::BitCast<std::array<u64, 2>>(factor);
+
+    const auto use_x2_x3 = dest_reg.index() == 0 || dest_reg.index() == 1;
+    oaknut::XReg scratch0 = use_x2_x3 ? X2 : X0;
+    oaknut::XReg scratch1 = use_x2_x3 ? X3 : X1;
+
+    oaknut::Label factorlo;
+    oaknut::Label factorhi;
+
+    // Save scratches.
+    c.STP(scratch0, scratch1, SP, PRE_INDEXED, -16);
+
+    // Load counter value.
+    c.MRS(dest_reg, oaknut::SystemReg::CNTVCT_EL0);
+
+    // Load scaling factor.
+    c.LDR(scratch0, factorlo);
+    c.LDR(scratch1, factorhi);
+
+    // Multiply low bits and get result.
+    c.UMULH(scratch0, dest_reg, scratch0);
+
+    // Multiply high bits and add low bit result.
+    c.MADD(dest_reg, dest_reg, scratch1, scratch0);
+
+    // Reload scratches.
+    c.LDP(scratch0, scratch1, SP, POST_INDEXED, 16);
+
+    // Jump back to the instruction after the emulated MRS.
+    this->BranchToModule(module_dest);
+
+    // Scaling factor constant values.
+    c.l(factorlo);
+    c.dx(raw_factor[0]);
+    c.l(factorhi);
+    c.dx(raw_factor[1]);
+}
+
+void Patcher::LockContext() {
+    oaknut::Label retry;
+
+    // Save scratches.
+    c.STP(X0, X1, SP, PRE_INDEXED, -16);
+
+    // Reload lock pointer.
+    c.l(retry);
+    c.CLREX();
+    c.MRS(X0, oaknut::SystemReg::TPIDR_EL0);
+    c.ADD(X0, X0, offsetof(NativeExecutionParameters, lock));
+
+    static_assert(SpinLockLocked == 0);
+
+    // Load-linked with acquire ordering.
+    c.LDAXR(W1, X0);
+
+    // If the value was SpinLockLocked, clear monitor and retry.
+    c.CBZ(W1, retry);
+
+    // Store-conditional SpinLockLocked with relaxed ordering.
+    c.STXR(W1, WZR, X0);
+
+    // If we failed to store, retry.
+    c.CBNZ(W1, retry);
+
+    // We succeeded! Reload scratches.
+    c.LDP(X0, X1, SP, POST_INDEXED, 16);
+}
+
+void Patcher::UnlockContext() {
+    // Save scratches.
+    c.STP(X0, X1, SP, PRE_INDEXED, -16);
+
+    // Load lock pointer.
+    c.MRS(X0, oaknut::SystemReg::TPIDR_EL0);
+    c.ADD(X0, X0, offsetof(NativeExecutionParameters, lock));
+
+    // Load SpinLockUnlocked.
+    c.MOV(W1, SpinLockUnlocked);
+
+    // Store value with release ordering.
+    c.STLR(W1, X0);
+
+    // Load scratches.
+    c.LDP(X0, X1, SP, POST_INDEXED, 16);
+}
+
+} // namespace Core::NCE
--- a/src/core/arm/nce/patcher.h
+++ b/src/core/arm/nce/patcher.h
@@ -0,0 +1,98 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <span>
+#include <unordered_map>
+#include <vector>
+#include <oaknut/code_block.hpp>
+#include <oaknut/oaknut.hpp>
+
+#include "common/common_types.h"
+#include "core/hle/kernel/code_set.h"
+#include "core/hle/kernel/k_typed_address.h"
+#include "core/hle/kernel/physical_memory.h"
+
+namespace Core::NCE {
+
+enum class PatchMode : u32 {
+    None,
+    PreText,  ///< Patch section is inserted before .text
+    PostData, ///< Patch section is inserted after .data
+};
+
+using ModuleTextAddress = u64;
+using PatchTextAddress = u64;
+using EntryTrampolines = std::unordered_map<ModuleTextAddress, PatchTextAddress>;
+
+class Patcher {
+public:
+    explicit Patcher();
+    ~Patcher();
+
+    void PatchText(const Kernel::PhysicalMemory& program_image,
+                   const Kernel::CodeSet::Segment& code);
+    void RelocateAndCopy(Common::ProcessAddress load_base, const Kernel::CodeSet::Segment& code,
+                         Kernel::PhysicalMemory& program_image, EntryTrampolines* out_trampolines);
+    size_t GetSectionSize() const noexcept;
+
+    [[nodiscard]] PatchMode GetPatchMode() const noexcept {
+        return mode;
+    }
+
+private:
+    using ModuleDestLabel = uintptr_t;
+
+    struct Trampoline {
+        ptrdiff_t patch_offset;
+        uintptr_t module_offset;
+    };
+
+    void WriteLoadContext();
+    void WriteSaveContext();
+    void LockContext();
+    void UnlockContext();
+    void WriteSvcTrampoline(ModuleDestLabel module_dest, u32 svc_id);
+    void WriteMrsHandler(ModuleDestLabel module_dest, oaknut::XReg dest_reg,
+                         oaknut::SystemReg src_reg);
+    void WriteMsrHandler(ModuleDestLabel module_dest, oaknut::XReg src_reg);
+    void WriteCntpctHandler(ModuleDestLabel module_dest, oaknut::XReg dest_reg);
+
+private:
+    void BranchToPatch(uintptr_t module_dest) {
+        m_branch_to_patch_relocations.push_back({c.offset(), module_dest});
+    }
+
+    void BranchToModule(uintptr_t module_dest) {
+        m_branch_to_module_relocations.push_back({c.offset(), module_dest});
+        c.dw(0);
+    }
+
+    void WriteModulePc(uintptr_t module_dest) {
+        m_write_module_pc_relocations.push_back({c.offset(), module_dest});
+        c.dx(0);
+    }
+
+private:
+    // List of patch instructions we have generated.
+    std::vector<u32> m_patch_instructions{};
+
+    // Relocation type for relative branch from module to patch.
+    struct Relocation {
+        ptrdiff_t patch_offset;  ///< Offset in bytes from the start of the patch section.
+        uintptr_t module_offset; ///< Offset in bytes from the start of the text section.
+    };
+
+    oaknut::VectorCodeGenerator c;
+    std::vector<Trampoline> m_trampolines;
+    std::vector<Relocation> m_branch_to_patch_relocations{};
+    std::vector<Relocation> m_branch_to_module_relocations{};
+    std::vector<Relocation> m_write_module_pc_relocations{};
+    std::vector<ModuleTextAddress> m_exclusives{};
+    oaknut::Label m_save_context{};
+    oaknut::Label m_load_context{};
+    PatchMode mode{PatchMode::None};
+};
+
+} // namespace Core::NCE
--- a/src/core/cpu_manager.cpp
+++ b/src/core/cpu_manager.cpp
@@ -211,6 +211,8 @@ void CpuManager::RunThread(std::stop_token token, std::size_t core) {
        system.GPU().ObtainContext();
    }

+    system.ArmInterface(core).Initialize();
+
    auto& kernel = system.Kernel();
    auto& scheduler = *kernel.CurrentScheduler();
    auto* thread = scheduler.GetSchedulerCurrentThread();
--- a/src/core/device_memory.cpp
+++ b/src/core/device_memory.cpp
@@ -6,7 +6,7 @@

 namespace Core {

-#ifdef ANDROID
+#ifdef HAS_NCE
 constexpr size_t VirtualReserveSize = 1ULL << 38;
 #else
 constexpr size_t VirtualReserveSize = 1ULL << 39;
@@ -15,6 +15,7 @@ constexpr size_t VirtualReserveSize = 1ULL << 39;
 DeviceMemory::DeviceMemory()
    : buffer{Kernel::Board::Nintendo::Nx::KSystemControl::Init::GetIntendedMemorySize(),
             VirtualReserveSize} {}
+
 DeviceMemory::~DeviceMemory() = default;

 } // namespace Core
--- a/src/core/hle/kernel/code_set.h
+++ b/src/core/hle/kernel/code_set.h
@@ -75,12 +75,26 @@ struct CodeSet final {
        return segments[2];
    }

+#ifdef HAS_NCE
+    Segment& PatchSegment() {
+        return patch_segment;
+    }
+
+    const Segment& PatchSegment() const {
+        return patch_segment;
+    }
+#endif
+
    /// The overall data that backs this code set.
    Kernel::PhysicalMemory memory;

    /// The segments that comprise this code set.
    std::array<Segment, 3> segments;

+#ifdef HAS_NCE
+    Segment patch_segment;
+#endif
+
    /// The entry point address for this code set.
    KProcessAddress entrypoint = 0;
 };
--- a/src/core/hle/kernel/k_address_space_info.cpp
+++ b/src/core/hle/kernel/k_address_space_info.cpp
@@ -25,8 +25,8 @@ constexpr std::array<KAddressSpaceInfo, 13> AddressSpaceInfos{{
   { .bit_width = 36, .address = 2_GiB       , .size = 64_GiB  - 2_GiB  , .type = KAddressSpaceInfo::Type::MapLarge, },
   { .bit_width = 36, .address = Size_Invalid, .size = 8_GiB            , .type = KAddressSpaceInfo::Type::Heap,     },
   { .bit_width = 36, .address = Size_Invalid, .size = 6_GiB            , .type = KAddressSpaceInfo::Type::Alias,    },
-#ifdef ANDROID
-   // With Android, we use a 38-bit address space due to memory limitations. This should (safely) truncate ASLR region.
+#ifdef HAS_NCE
+   // With NCE, we use a 38-bit address space due to memory limitations. This should (safely) truncate ASLR region.
   { .bit_width = 39, .address = 128_MiB     , .size = 256_GiB - 128_MiB, .type = KAddressSpaceInfo::Type::Map39Bit, },
 #else
   { .bit_width = 39, .address = 128_MiB     , .size = 512_GiB - 128_MiB, .type = KAddressSpaceInfo::Type::Map39Bit, },
--- a/src/core/hle/kernel/k_page_table_base.cpp
+++ b/src/core/hle/kernel/k_page_table_base.cpp
@@ -88,6 +88,22 @@ Result FlushDataCache(AddressType addr, u64 size) {
    R_SUCCEED();
 }

+constexpr Common::MemoryPermission ConvertToMemoryPermission(KMemoryPermission perm) {
+    Common::MemoryPermission perms{};
+    if (True(perm & KMemoryPermission::UserRead)) {
+        perms |= Common::MemoryPermission::Read;
+    }
+    if (True(perm & KMemoryPermission::UserWrite)) {
+        perms |= Common::MemoryPermission::Write;
+    }
+#ifdef HAS_NCE
+    if (True(perm & KMemoryPermission::UserExecute)) {
+        perms |= Common::MemoryPermission::Execute;
+    }
+#endif
+    return perms;
+}
+
 } // namespace

 void KPageTableBase::MemoryRange::Open() {
@@ -170,7 +186,8 @@ Result KPageTableBase::InitializeForProcess(Svc::CreateProcessFlag as_type, bool
                                            KMemoryManager::Pool pool, KProcessAddress code_address,
                                            size_t code_size, KSystemResource* system_resource,
                                            KResourceLimit* resource_limit,
-                                            Core::Memory::Memory& memory) {
+                                            Core::Memory::Memory& memory,
+                                            KProcessAddress aslr_space_start) {
    // Calculate region extents.
    const size_t as_width = GetAddressSpaceWidth(as_type);
    const KProcessAddress start = 0;
@@ -211,7 +228,8 @@ Result KPageTableBase::InitializeForProcess(Svc::CreateProcessFlag as_type, bool
        heap_region_size = GetSpaceSize(KAddressSpaceInfo::Type::Heap);
        stack_region_size = GetSpaceSize(KAddressSpaceInfo::Type::Stack);
        kernel_map_region_size = GetSpaceSize(KAddressSpaceInfo::Type::MapSmall);
-        m_code_region_start = GetSpaceStart(KAddressSpaceInfo::Type::Map39Bit);
+        m_code_region_start = m_address_space_start + aslr_space_start +
+                              GetSpaceStart(KAddressSpaceInfo::Type::Map39Bit);
        m_code_region_end = m_code_region_start + GetSpaceSize(KAddressSpaceInfo::Type::Map39Bit);
        m_alias_code_region_start = m_code_region_start;
        m_alias_code_region_end = m_code_region_end;
@@ -5643,7 +5661,8 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a
    case OperationType::Map: {
        ASSERT(virt_addr != 0);
        ASSERT(Common::IsAligned(GetInteger(virt_addr), PageSize));
-        m_memory->MapMemoryRegion(*m_impl, virt_addr, num_pages * PageSize, phys_addr);
+        m_memory->MapMemoryRegion(*m_impl, virt_addr, num_pages * PageSize, phys_addr,
+                                  ConvertToMemoryPermission(properties.perm));

        // Open references to pages, if we should.
        if (this->IsHeapPhysicalAddress(phys_addr)) {
@@ -5658,8 +5677,11 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a
    }
    case OperationType::ChangePermissions:
    case OperationType::ChangePermissionsAndRefresh:
-    case OperationType::ChangePermissionsAndRefreshAndFlush:
+    case OperationType::ChangePermissionsAndRefreshAndFlush: {
+        m_memory->ProtectRegion(*m_impl, virt_addr, num_pages * PageSize,
+                                ConvertToMemoryPermission(properties.perm));
        R_SUCCEED();
+    }
    default:
        UNREACHABLE();
    }
@@ -5687,7 +5709,8 @@ Result KPageTableBase::Operate(PageLinkedList* page_list, KProcessAddress virt_a
            const size_t size{node.GetNumPages() * PageSize};

            // Map the pages.
-            m_memory->MapMemoryRegion(*m_impl, virt_addr, size, node.GetAddress());
+            m_memory->MapMemoryRegion(*m_impl, virt_addr, size, node.GetAddress(),
+                                      ConvertToMemoryPermission(properties.perm));

            virt_addr += size;
        }
--- a/src/core/hle/kernel/k_page_table_base.h
+++ b/src/core/hle/kernel/k_page_table_base.h
@@ -235,7 +235,8 @@ public:
                                bool enable_device_address_space_merge, bool from_back,
                                KMemoryManager::Pool pool, KProcessAddress code_address,
                                size_t code_size, KSystemResource* system_resource,
-                                KResourceLimit* resource_limit, Core::Memory::Memory& memory);
+                                KResourceLimit* resource_limit, Core::Memory::Memory& memory,
+                                KProcessAddress aslr_space_start);

    void Finalize();

--- a/src/core/hle/kernel/k_process.cpp
+++ b/src/core/hle/kernel/k_process.cpp
@@ -300,7 +300,7 @@ Result KProcess::Initialize(const Svc::CreateProcessParameter& params, const KPa
            False(params.flags & Svc::CreateProcessFlag::DisableDeviceAddressSpaceMerge);
        R_TRY(m_page_table.Initialize(as_type, enable_aslr, enable_das_merge, !enable_aslr, pool,
                                      params.code_address, params.code_num_pages * PageSize,
-                                      m_system_resource, res_limit, this->GetMemory()));
+                                      m_system_resource, res_limit, this->GetMemory(), 0));
    }
    ON_RESULT_FAILURE_2 {
        m_page_table.Finalize();
@@ -332,7 +332,7 @@ Result KProcess::Initialize(const Svc::CreateProcessParameter& params, const KPa

 Result KProcess::Initialize(const Svc::CreateProcessParameter& params,
                            std::span<const u32> user_caps, KResourceLimit* res_limit,
-                            KMemoryManager::Pool pool) {
+                            KMemoryManager::Pool pool, KProcessAddress aslr_space_start) {
    ASSERT(res_limit != nullptr);

    // Set members.
@@ -393,7 +393,7 @@ Result KProcess::Initialize(const Svc::CreateProcessParameter& params,
            False(params.flags & Svc::CreateProcessFlag::DisableDeviceAddressSpaceMerge);
        R_TRY(m_page_table.Initialize(as_type, enable_aslr, enable_das_merge, !enable_aslr, pool,
                                      params.code_address, code_size, m_system_resource, res_limit,
-                                      this->GetMemory()));
+                                      this->GetMemory(), aslr_space_start));
    }
    ON_RESULT_FAILURE_2 {
        m_page_table.Finalize();
@@ -1128,7 +1128,7 @@ KProcess::KProcess(KernelCore& kernel)
 KProcess::~KProcess() = default;

 Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
-                                  bool is_hbl) {
+                                  KProcessAddress aslr_space_start, bool is_hbl) {
    // Create a resource limit for the process.
    const auto physical_memory_size =
        m_kernel.MemoryManager().GetSize(Kernel::KMemoryManager::Pool::Application);
@@ -1179,7 +1179,7 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std:
        .name = {},
        .version = {},
        .program_id = metadata.GetTitleID(),
-        .code_address = code_address,
+        .code_address = code_address + GetInteger(aslr_space_start),
        .code_num_pages = static_cast<s32>(code_size / PageSize),
        .flags = flag,
        .reslimit = Svc::InvalidHandle,
@@ -1193,7 +1193,7 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std:

    // Initialize for application process.
    R_TRY(this->Initialize(params, metadata.GetKernelCapabilities(), res_limit,
-                           KMemoryManager::Pool::Application));
+                           KMemoryManager::Pool::Application, aslr_space_start));

    // Assign remaining properties.
    m_is_hbl = is_hbl;
@@ -1214,6 +1214,17 @@ void KProcess::LoadModule(CodeSet code_set, KProcessAddress base_addr) {
    ReprotectSegment(code_set.CodeSegment(), Svc::MemoryPermission::ReadExecute);
    ReprotectSegment(code_set.RODataSegment(), Svc::MemoryPermission::Read);
    ReprotectSegment(code_set.DataSegment(), Svc::MemoryPermission::ReadWrite);
+
+#ifdef HAS_NCE
+    if (Settings::IsNceEnabled()) {
+        auto& buffer = m_kernel.System().DeviceMemory().buffer;
+        const auto& code = code_set.CodeSegment();
+        const auto& patch = code_set.PatchSegment();
+        buffer.Protect(GetInteger(base_addr + code.addr), code.size, true, true, true);
+        buffer.Protect(GetInteger(base_addr + patch.addr), patch.size, true, true, true);
+        ReprotectSegment(code_set.PatchSegment(), Svc::MemoryPermission::None);
+    }
+#endif
 }

 bool KProcess::InsertWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type) {
--- a/src/core/hle/kernel/k_process.h
+++ b/src/core/hle/kernel/k_process.h
@@ -120,6 +120,9 @@ private:
    std::atomic<s64> m_num_ipc_messages{};
    std::atomic<s64> m_num_ipc_replies{};
    std::atomic<s64> m_num_ipc_receives{};
+#ifdef HAS_NCE
+    std::unordered_map<u64, u64> m_post_handlers{};
+#endif

 private:
    Result StartTermination();
@@ -150,7 +153,8 @@ public:
                      std::span<const u32> caps, KResourceLimit* res_limit,
                      KMemoryManager::Pool pool, bool immortal);
    Result Initialize(const Svc::CreateProcessParameter& params, std::span<const u32> user_caps,
-                      KResourceLimit* res_limit, KMemoryManager::Pool pool);
+                      KResourceLimit* res_limit, KMemoryManager::Pool pool,
+                      KProcessAddress aslr_space_start);
    void Exit();

    const char* GetName() const {
@@ -466,6 +470,12 @@ public:

    static void Switch(KProcess* cur_process, KProcess* next_process);

+#ifdef HAS_NCE
+    std::unordered_map<u64, u64>& GetPostHandlers() noexcept {
+        return m_post_handlers;
+    }
+#endif
+
 public:
    // Attempts to insert a watchpoint into a free slot. Returns false if none are available.
    bool InsertWatchpoint(KProcessAddress addr, u64 size, DebugWatchpointType type);
@@ -479,7 +489,7 @@ public:

 public:
    Result LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std::size_t code_size,
-                            bool is_hbl);
+                            KProcessAddress aslr_space_start, bool is_hbl);

    void LoadModule(CodeSet code_set, KProcessAddress base_addr);

--- a/src/core/hle/kernel/k_process_page_table.h
+++ b/src/core/hle/kernel/k_process_page_table.h
@@ -23,10 +23,11 @@ public:
    Result Initialize(Svc::CreateProcessFlag as_type, bool enable_aslr, bool enable_das_merge,
                      bool from_back, KMemoryManager::Pool pool, KProcessAddress code_address,
                      size_t code_size, KSystemResource* system_resource,
-                      KResourceLimit* resource_limit, Core::Memory::Memory& memory) {
-        R_RETURN(m_page_table.InitializeForProcess(as_type, enable_aslr, enable_das_merge,
-                                                   from_back, pool, code_address, code_size,
-                                                   system_resource, resource_limit, memory));
+                      KResourceLimit* resource_limit, Core::Memory::Memory& memory,
+                      KProcessAddress aslr_space_start) {
+        R_RETURN(m_page_table.InitializeForProcess(
+            as_type, enable_aslr, enable_das_merge, from_back, pool, code_address, code_size,
+            system_resource, resource_limit, memory, aslr_space_start));
    }

    void Finalize() {
--- a/src/core/hle/kernel/k_thread.h
+++ b/src/core/hle/kernel/k_thread.h
@@ -655,6 +655,21 @@ public:
        return m_stack_top;
    }

+public:
+    // TODO: This shouldn't be defined in kernel namespace
+    struct NativeExecutionParameters {
+        u64 tpidr_el0{};
+        u64 tpidrro_el0{};
+        void* native_context{};
+        std::atomic<u32> lock{1};
+        bool is_running{};
+        u32 magic{Common::MakeMagic('Y', 'U', 'Z', 'U')};
+    };
+
+    NativeExecutionParameters& GetNativeExecutionParameters() {
+        return m_native_execution_parameters;
+    }
+
 private:
    KThread* RemoveWaiterByKey(bool* out_has_waiters, KProcessAddress key,
                               bool is_kernel_address_key);
@@ -914,6 +929,7 @@ private:
    ThreadWaitReasonForDebugging m_wait_reason_for_debugging{};
    uintptr_t m_argument{};
    KProcessAddress m_stack_top{};
+    NativeExecutionParameters m_native_execution_parameters{};

 public:
    using ConditionVariableThreadTreeType = ConditionVariableThreadTree;
--- a/src/core/hle/kernel/physical_core.cpp
+++ b/src/core/hle/kernel/physical_core.cpp
@@ -1,8 +1,12 @@
 // SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later

+#include "common/settings.h"
 #include "core/arm/dynarmic/arm_dynarmic_32.h"
 #include "core/arm/dynarmic/arm_dynarmic_64.h"
+#ifdef HAS_NCE
+#include "core/arm/nce/arm_nce.h"
+#endif
 #include "core/core.h"
 #include "core/hle/kernel/k_scheduler.h"
 #include "core/hle/kernel/kernel.h"
@@ -14,7 +18,8 @@ PhysicalCore::PhysicalCore(std::size_t core_index, Core::System& system, KSchedu
    : m_core_index{core_index}, m_system{system}, m_scheduler{scheduler} {
 #if defined(ARCHITECTURE_x86_64) || defined(ARCHITECTURE_arm64)
    // TODO(bunnei): Initialization relies on a core being available. We may later replace this with
-    // a 32-bit instance of Dynarmic. This should be abstracted out to a CPU manager.
+    // an NCE interface or a 32-bit instance of Dynarmic. This should be abstracted out to a CPU
+    // manager.
    auto& kernel = system.Kernel();
    m_arm_interface = std::make_unique<Core::ARM_Dynarmic_64>(
        system, kernel.IsMulticore(),
@@ -28,6 +33,13 @@ PhysicalCore::PhysicalCore(std::size_t core_index, Core::System& system, KSchedu
 PhysicalCore::~PhysicalCore() = default;

 void PhysicalCore::Initialize(bool is_64_bit) {
+#if defined(HAS_NCE)
+    if (Settings::IsNceEnabled()) {
+        m_arm_interface = std::make_unique<Core::ARM_NCE>(m_system, m_system.Kernel().IsMulticore(),
+                                                          m_core_index);
+        return;
+    }
+#endif
 #if defined(ARCHITECTURE_x86_64) || defined(ARCHITECTURE_arm64)
    auto& kernel = m_system.Kernel();
    if (!is_64_bit) {
--- a/src/core/hle/service/hid/controllers/touchscreen.cpp
+++ b/src/core/hle/service/hid/controllers/touchscreen.cpp
@@ -16,7 +16,8 @@ namespace Service::HID {
 constexpr std::size_t SHARED_MEMORY_OFFSET = 0x400;

 TouchScreen::TouchScreen(Core::HID::HIDCore& hid_core_, u8* raw_shared_memory_)
-    : ControllerBase{hid_core_} {
+    : ControllerBase{hid_core_}, touchscreen_width(Layout::ScreenUndocked::Width),
+      touchscreen_height(Layout::ScreenUndocked::Height) {
    static_assert(SHARED_MEMORY_OFFSET + sizeof(TouchSharedMemory) < shared_memory_size,
                  "TouchSharedMemory is bigger than the shared memory");
    shared_memory = std::construct_at(
@@ -95,8 +96,8 @@ void TouchScreen::OnUpdate(const Core::Timing::CoreTiming& core_timing) {
        if (id < active_fingers_count) {
            const auto& [active_x, active_y] = active_fingers[id].position;
            touch_entry.position = {
-                .x = static_cast<u16>(active_x * Layout::ScreenUndocked::Width),
-                .y = static_cast<u16>(active_y * Layout::ScreenUndocked::Height),
+                .x = static_cast<u16>(active_x * static_cast<float>(touchscreen_width)),
+                .y = static_cast<u16>(active_y * static_cast<float>(touchscreen_height)),
            };
            touch_entry.diameter_x = Settings::values.touchscreen.diameter_x;
            touch_entry.diameter_y = Settings::values.touchscreen.diameter_y;
@@ -120,4 +121,9 @@ void TouchScreen::OnUpdate(const Core::Timing::CoreTiming& core_timing) {
    shared_memory->touch_screen_lifo.WriteNextEntry(next_state);
 }

+void TouchScreen::SetTouchscreenDimensions(u32 width, u32 height) {
+    touchscreen_width = width;
+    touchscreen_height = height;
+}
+
 } // namespace Service::HID
--- a/src/core/hle/service/hid/controllers/touchscreen.h
+++ b/src/core/hle/service/hid/controllers/touchscreen.h
@@ -28,6 +28,8 @@ public:
    // When the controller is requesting an update for the shared memory
    void OnUpdate(const Core::Timing::CoreTiming& core_timing) override;

+    void SetTouchscreenDimensions(u32 width, u32 height);
+
 private:
    static constexpr std::size_t MAX_FINGERS = 16;

@@ -53,5 +55,7 @@ private:
    Core::HID::EmulatedConsole* console = nullptr;

    std::array<Core::HID::TouchFinger, MAX_FINGERS> fingers{};
+    u32 touchscreen_width;
+    u32 touchscreen_height;
 };
 } // namespace Service::HID
--- a/src/core/hle/service/hid/hid_server.cpp
+++ b/src/core/hle/service/hid/hid_server.cpp
@@ -208,6 +208,7 @@ IHidServer::IHidServer(Core::System& system_, std::shared_ptr<ResourceManager> r
        {1001, &IHidServer::GetNpadCommunicationMode, "GetNpadCommunicationMode"},
        {1002, &IHidServer::SetTouchScreenConfiguration, "SetTouchScreenConfiguration"},
        {1003, &IHidServer::IsFirmwareUpdateNeededForNotification, "IsFirmwareUpdateNeededForNotification"},
+        {1004, &IHidServer::SetTouchScreenResolution, "SetTouchScreenResolution"},
        {2000, nullptr, "ActivateDigitizer"},
    };
    // clang-format on
@@ -2363,6 +2364,21 @@ void IHidServer::IsFirmwareUpdateNeededForNotification(HLERequestContext& ctx) {
    rb.Push(false);
 }

+void IHidServer::SetTouchScreenResolution(HLERequestContext& ctx) {
+    IPC::RequestParser rp{ctx};
+    const auto width{rp.Pop<u32>()};
+    const auto height{rp.Pop<u32>()};
+    const auto applet_resource_user_id{rp.Pop<u64>()};
+
+    GetResourceManager()->GetTouchScreen()->SetTouchscreenDimensions(width, height);
+
+    LOG_INFO(Service_HID, "called, width={}, height={}, applet_resource_user_id={}", width, height,
+             applet_resource_user_id);
+
+    IPC::ResponseBuilder rb{ctx, 2};
+    rb.Push(ResultSuccess);
+}
+
 std::shared_ptr<ResourceManager> IHidServer::GetResourceManager() {
    resource_manager->Initialize();
    return resource_manager;
--- a/src/core/hle/service/hid/hid_server.h
+++ b/src/core/hle/service/hid/hid_server.h
@@ -141,6 +141,7 @@ private:
    void GetNpadCommunicationMode(HLERequestContext& ctx);
    void SetTouchScreenConfiguration(HLERequestContext& ctx);
    void IsFirmwareUpdateNeededForNotification(HLERequestContext& ctx);
+    void SetTouchScreenResolution(HLERequestContext& ctx);

    std::shared_ptr<ResourceManager> resource_manager;
    std::shared_ptr<HidFirmwareSettings> firmware_settings;
--- a/src/core/hle/service/set/set_sys.cpp
+++ b/src/core/hle/service/set/set_sys.cpp
@@ -34,7 +34,9 @@ Result GetFirmwareVersionImpl(FirmwareVersionFormat& out_firmware, Core::System&
        nca = bis_system->GetEntry(FirmwareVersionSystemDataId, FileSys::ContentRecordType::Data);
    }
    if (nca) {
-        romfs = FileSys::ExtractRomFS(nca->GetRomFS());
+        if (auto nca_romfs = nca->GetRomFS(); nca_romfs) {
+            romfs = FileSys::ExtractRomFS(nca_romfs);
+        }
    }
    if (!romfs) {
        romfs = FileSys::ExtractRomFS(
--- a/src/core/loader/deconstructed_rom_directory.cpp
+++ b/src/core/loader/deconstructed_rom_directory.cpp
@@ -3,6 +3,7 @@

 #include <cstring>
 #include "common/logging/log.h"
+#include "common/settings.h"
 #include "core/core.h"
 #include "core/file_sys/content_archive.h"
 #include "core/file_sys/control_metadata.h"
@@ -14,6 +15,10 @@
 #include "core/loader/deconstructed_rom_directory.h"
 #include "core/loader/nso.h"

+#ifdef HAS_NCE
+#include "core/arm/nce/patcher.h"
+#endif
+
 namespace Loader {

 AppLoader_DeconstructedRomDirectory::AppLoader_DeconstructedRomDirectory(FileSys::VirtualFile file_,
@@ -124,21 +129,43 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
    }
    metadata.Print();

-    const auto static_modules = {"rtld",    "main",    "subsdk0", "subsdk1", "subsdk2",
-                                 "subsdk3", "subsdk4", "subsdk5", "subsdk6", "subsdk7",
-                                 "subsdk8", "subsdk9", "sdk"};
+    // Enable NCE only for programs with 39-bit address space.
+    const bool is_39bit =
+        metadata.GetAddressSpaceType() == FileSys::ProgramAddressSpaceType::Is39Bit;
+    Settings::SetNceEnabled(is_39bit);
+
+    const std::array static_modules = {"rtld",    "main",    "subsdk0", "subsdk1", "subsdk2",
+                                       "subsdk3", "subsdk4", "subsdk5", "subsdk6", "subsdk7",
+                                       "subsdk8", "subsdk9", "sdk"};
+
+    std::size_t code_size{};
+
+    // Define an nce patch context for each potential module.
+#ifdef HAS_NCE
+    std::array<Core::NCE::Patcher, 13> module_patchers;
+#endif
+
+    const auto GetPatcher = [&](size_t i) -> Core::NCE::Patcher* {
+#ifdef HAS_NCE
+        if (Settings::IsNceEnabled()) {
+            return &module_patchers[i];
+        }
+#endif
+        return nullptr;
+    };

    // Use the NSO module loader to figure out the code layout
-    std::size_t code_size{};
-    for (const auto& module : static_modules) {
+    for (size_t i = 0; i < static_modules.size(); i++) {
+        const auto& module = static_modules[i];
        const FileSys::VirtualFile module_file{dir->GetFile(module)};
        if (!module_file) {
            continue;
        }

        const bool should_pass_arguments = std::strcmp(module, "rtld") == 0;
-        const auto tentative_next_load_addr = AppLoader_NSO::LoadModule(
-            process, system, *module_file, code_size, should_pass_arguments, false);
+        const auto tentative_next_load_addr =
+            AppLoader_NSO::LoadModule(process, system, *module_file, code_size,
+                                      should_pass_arguments, false, {}, GetPatcher(i));
        if (!tentative_next_load_addr) {
            return {ResultStatus::ErrorLoadingNSO, {}};
        }
@@ -146,8 +173,18 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
        code_size = *tentative_next_load_addr;
    }

+    // Enable direct memory mapping in case of NCE.
+    const u64 fastmem_base = [&]() -> size_t {
+        if (Settings::IsNceEnabled()) {
+            auto& buffer = system.DeviceMemory().buffer;
+            buffer.EnableDirectMappedAddress();
+            return reinterpret_cast<u64>(buffer.VirtualBasePointer());
+        }
+        return 0;
+    }();
+
    // Setup the process code layout
-    if (process.LoadFromMetadata(metadata, code_size, is_hbl).IsError()) {
+    if (process.LoadFromMetadata(metadata, code_size, fastmem_base, is_hbl).IsError()) {
        return {ResultStatus::ErrorUnableToParseKernelMetadata, {}};
    }

@@ -157,7 +194,8 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
    VAddr next_load_addr{base_address};
    const FileSys::PatchManager pm{metadata.GetTitleID(), system.GetFileSystemController(),
                                   system.GetContentProvider()};
-    for (const auto& module : static_modules) {
+    for (size_t i = 0; i < static_modules.size(); i++) {
+        const auto& module = static_modules[i];
        const FileSys::VirtualFile module_file{dir->GetFile(module)};
        if (!module_file) {
            continue;
@@ -165,15 +203,16 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect

        const VAddr load_addr{next_load_addr};
        const bool should_pass_arguments = std::strcmp(module, "rtld") == 0;
-        const auto tentative_next_load_addr = AppLoader_NSO::LoadModule(
-            process, system, *module_file, load_addr, should_pass_arguments, true, pm);
+        const auto tentative_next_load_addr =
+            AppLoader_NSO::LoadModule(process, system, *module_file, load_addr,
+                                      should_pass_arguments, true, pm, GetPatcher(i));
        if (!tentative_next_load_addr) {
            return {ResultStatus::ErrorLoadingNSO, {}};
        }

        next_load_addr = *tentative_next_load_addr;
        modules.insert_or_assign(load_addr, module);
-        LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", module, load_addr);
+        LOG_DEBUG(Loader, "loaded module {} @ {:#X}", module, load_addr);
    }

    // Find the RomFS by searching for a ".romfs" file in this directory
--- a/src/core/loader/kip.cpp
+++ b/src/core/loader/kip.cpp
@@ -91,7 +91,8 @@ AppLoader::LoadResult AppLoader_KIP::Load(Kernel::KProcess& process,

    // Setup the process code layout
    if (process
-            .LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size(), false)
+            .LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size(), 0,
+                              false)
            .IsError()) {
        return {ResultStatus::ErrorNotInitialized, {}};
    }
--- a/src/core/loader/nro.cpp
+++ b/src/core/loader/nro.cpp
@@ -22,6 +22,10 @@
 #include "core/loader/nso.h"
 #include "core/memory.h"

+#ifdef HAS_NCE
+#include "core/arm/nce/patcher.h"
+#endif
+
 namespace Loader {

 struct NroSegmentHeader {
@@ -139,7 +143,8 @@ static constexpr u32 PageAlignSize(u32 size) {
    return static_cast<u32>((size + Core::Memory::YUZU_PAGEMASK) & ~Core::Memory::YUZU_PAGEMASK);
 }

-static bool LoadNroImpl(Kernel::KProcess& process, const std::vector<u8>& data) {
+static bool LoadNroImpl(Core::System& system, Kernel::KProcess& process,
+                        const std::vector<u8>& data) {
    if (data.size() < sizeof(NroHeader)) {
        return {};
    }
@@ -194,14 +199,61 @@ static bool LoadNroImpl(Kernel::KProcess& process, const std::vector<u8>& data)

    codeset.DataSegment().size += bss_size;
    program_image.resize(static_cast<u32>(program_image.size()) + bss_size);
+    size_t image_size = program_image.size();
+
+#ifdef HAS_NCE
+    const auto& code = codeset.CodeSegment();
+
+    // NROs always have a 39-bit address space.
+    Settings::SetNceEnabled(true);
+
+    // Create NCE patcher
+    Core::NCE::Patcher patch{};
+
+    if (Settings::IsNceEnabled()) {
+        // Patch SVCs and MRS calls in the guest code
+        patch.PatchText(program_image, code);
+
+        // We only support PostData patching for NROs.
+        ASSERT(patch.GetPatchMode() == Core::NCE::PatchMode::PostData);
+
+        // Update patch section.
+        auto& patch_segment = codeset.PatchSegment();
+        patch_segment.addr = image_size;
+        patch_segment.size = static_cast<u32>(patch.GetSectionSize());
+
+        // Add patch section size to the module size.
+        image_size += patch_segment.size;
+    }
+#endif
+
+    // Enable direct memory mapping in case of NCE.
+    const u64 fastmem_base = [&]() -> size_t {
+        if (Settings::IsNceEnabled()) {
+            auto& buffer = system.DeviceMemory().buffer;
+            buffer.EnableDirectMappedAddress();
+            return reinterpret_cast<u64>(buffer.VirtualBasePointer());
+        }
+        return 0;
+    }();

    // Setup the process code layout
    if (process
-            .LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), program_image.size(), false)
+            .LoadFromMetadata(FileSys::ProgramMetadata::GetDefault(), image_size, fastmem_base,
+                              false)
            .IsError()) {
        return false;
    }

+    // Relocate code patch and copy to the program_image if running under NCE.
+    // This needs to be after LoadFromMetadata so we can use the process entry point.
+#ifdef HAS_NCE
+    if (Settings::IsNceEnabled()) {
+        patch.RelocateAndCopy(process.GetEntryPoint(), code, program_image,
+                              &process.GetPostHandlers());
+    }
+#endif
+
    // Load codeset for current process
    codeset.memory = std::move(program_image);
    process.LoadModule(std::move(codeset), process.GetEntryPoint());
@@ -209,8 +261,9 @@ static bool LoadNroImpl(Kernel::KProcess& process, const std::vector<u8>& data)
    return true;
 }

-bool AppLoader_NRO::LoadNro(Kernel::KProcess& process, const FileSys::VfsFile& nro_file) {
-    return LoadNroImpl(process, nro_file.ReadAllBytes());
+bool AppLoader_NRO::LoadNro(Core::System& system, Kernel::KProcess& process,
+                            const FileSys::VfsFile& nro_file) {
+    return LoadNroImpl(system, process, nro_file.ReadAllBytes());
 }

 AppLoader_NRO::LoadResult AppLoader_NRO::Load(Kernel::KProcess& process, Core::System& system) {
@@ -218,7 +271,7 @@ AppLoader_NRO::LoadResult AppLoader_NRO::Load(Kernel::KProcess& process, Core::S
        return {ResultStatus::ErrorAlreadyLoaded, {}};
    }

-    if (!LoadNro(process, *file)) {
+    if (!LoadNro(system, process, *file)) {
        return {ResultStatus::ErrorLoadingNRO, {}};
    }

--- a/src/core/loader/nro.h
+++ b/src/core/loader/nro.h
@@ -54,7 +54,7 @@ public:
    bool IsRomFSUpdatable() const override;

 private:
-    bool LoadNro(Kernel::KProcess& process, const FileSys::VfsFile& nro_file);
+    bool LoadNro(Core::System& system, Kernel::KProcess& process, const FileSys::VfsFile& nro_file);

    std::vector<u8> icon_data;
    std::unique_ptr<FileSys::NACP> nacp;
--- a/src/core/loader/nso.cpp
+++ b/src/core/loader/nso.cpp
@@ -20,6 +20,10 @@
 #include "core/loader/nso.h"
 #include "core/memory.h"

+#ifdef HAS_NCE
+#include "core/arm/nce/patcher.h"
+#endif
+
 namespace Loader {
 namespace {
 struct MODHeader {
@@ -72,7 +76,8 @@ FileType AppLoader_NSO::IdentifyType(const FileSys::VirtualFile& in_file) {
 std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::System& system,
                                               const FileSys::VfsFile& nso_file, VAddr load_base,
                                               bool should_pass_arguments, bool load_into_process,
-                                               std::optional<FileSys::PatchManager> pm) {
+                                               std::optional<FileSys::PatchManager> pm,
+                                               Core::NCE::Patcher* patch) {
    if (nso_file.GetSize() < sizeof(NSOHeader)) {
        return std::nullopt;
    }
@@ -86,6 +91,16 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::
        return std::nullopt;
    }

+    // Allocate some space at the beginning if we are patching in PreText mode.
+    const size_t module_start = [&]() -> size_t {
+#ifdef HAS_NCE
+        if (patch && patch->GetPatchMode() == Core::NCE::PatchMode::PreText) {
+            return patch->GetSectionSize();
+        }
+#endif
+        return 0;
+    }();
+
    // Build program image
    Kernel::CodeSet codeset;
    Kernel::PhysicalMemory program_image;
@@ -95,11 +110,12 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::
        if (nso_header.IsSegmentCompressed(i)) {
            data = DecompressSegment(data, nso_header.segments[i]);
        }
-        program_image.resize(nso_header.segments[i].location + static_cast<u32>(data.size()));
-        std::memcpy(program_image.data() + nso_header.segments[i].location, data.data(),
-                    data.size());
-        codeset.segments[i].addr = nso_header.segments[i].location;
-        codeset.segments[i].offset = nso_header.segments[i].location;
+        program_image.resize(module_start + nso_header.segments[i].location +
+                             static_cast<u32>(data.size()));
+        std::memcpy(program_image.data() + module_start + nso_header.segments[i].location,
+                    data.data(), data.size());
+        codeset.segments[i].addr = module_start + nso_header.segments[i].location;
+        codeset.segments[i].offset = module_start + nso_header.segments[i].location;
        codeset.segments[i].size = nso_header.segments[i].size;
    }

@@ -118,7 +134,7 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::
    }

    codeset.DataSegment().size += nso_header.segments[2].bss_size;
-    const u32 image_size{
+    u32 image_size{
        PageAlignSize(static_cast<u32>(program_image.size()) + nso_header.segments[2].bss_size)};
    program_image.resize(image_size);

@@ -129,16 +145,45 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::KProcess& process, Core::
    // Apply patches if necessary
    const auto name = nso_file.GetName();
    if (pm && (pm->HasNSOPatch(nso_header.build_id, name) || Settings::values.dump_nso)) {
-        std::vector<u8> pi_header(sizeof(NSOHeader) + program_image.size());
+        std::span<u8> patchable_section(program_image.data() + module_start,
+                                        program_image.size() - module_start);
+        std::vector<u8> pi_header(sizeof(NSOHeader) + patchable_section.size());
        std::memcpy(pi_header.data(), &nso_header, sizeof(NSOHeader));
-        std::memcpy(pi_header.data() + sizeof(NSOHeader), program_image.data(),
-                    program_image.size());
+        std::memcpy(pi_header.data() + sizeof(NSOHeader), patchable_section.data(),
+                    patchable_section.size());

        pi_header = pm->PatchNSO(pi_header, name);

-        std::copy(pi_header.begin() + sizeof(NSOHeader), pi_header.end(), program_image.data());
+        std::copy(pi_header.begin() + sizeof(NSOHeader), pi_header.end(), patchable_section.data());
    }

+#ifdef HAS_NCE
+    // If we are computing the process code layout and using nce backend, patch.
+    const auto& code = codeset.CodeSegment();
+    if (patch && patch->GetPatchMode() == Core::NCE::PatchMode::None) {
+        // Patch SVCs and MRS calls in the guest code
+        patch->PatchText(program_image, code);
+
+        // Add patch section size to the module size.
+        image_size += static_cast<u32>(patch->GetSectionSize());
+    } else if (patch) {
+        // Relocate code patch and copy to the program_image.
+        patch->RelocateAndCopy(load_base, code, program_image, &process.GetPostHandlers());
+
+        // Update patch section.
+        auto& patch_segment = codeset.PatchSegment();
+        patch_segment.addr =
+            patch->GetPatchMode() == Core::NCE::PatchMode::PreText ? 0 : image_size;
+        patch_segment.size = static_cast<u32>(patch->GetSectionSize());
+
+        // Add patch section size to the module size. In PreText mode image_size
+        // already contains the patch segment as part of module_start.
+        if (patch->GetPatchMode() == Core::NCE::PatchMode::PostData) {
+            image_size += patch_segment.size;
+        }
+    }
+#endif
+
    // If we aren't actually loading (i.e. just computing the process code layout), we are done
    if (!load_into_process) {
        return load_base + image_size;
--- a/src/core/loader/nso.h
+++ b/src/core/loader/nso.h
@@ -15,6 +15,10 @@ namespace Core {
 class System;
 }

+namespace Core::NCE {
+class Patcher;
+}
+
 namespace Kernel {
 class KProcess;
 }
@@ -88,7 +92,8 @@ public:
    static std::optional<VAddr> LoadModule(Kernel::KProcess& process, Core::System& system,
                                           const FileSys::VfsFile& nso_file, VAddr load_base,
                                           bool should_pass_arguments, bool load_into_process,
-                                           std::optional<FileSys::PatchManager> pm = {});
+                                           std::optional<FileSys::PatchManager> pm = {},
+                                           Core::NCE::Patcher* patch = nullptr);

    LoadResult Load(Kernel::KProcess& process, Core::System& system) override;

--- a/src/core/memory.cpp
+++ b/src/core/memory.cpp
@@ -53,7 +53,7 @@ struct Memory::Impl {
    }

    void MapMemoryRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size,
-                         Common::PhysicalAddress target) {
+                         Common::PhysicalAddress target, Common::MemoryPermission perms) {
        ASSERT_MSG((size & YUZU_PAGEMASK) == 0, "non-page aligned size: {:016X}", size);
        ASSERT_MSG((base & YUZU_PAGEMASK) == 0, "non-page aligned base: {:016X}", GetInteger(base));
        ASSERT_MSG(target >= DramMemoryMap::Base, "Out of bounds target: {:016X}",
@@ -63,7 +63,7 @@ struct Memory::Impl {

        if (Settings::IsFastmemEnabled()) {
            system.DeviceMemory().buffer.Map(GetInteger(base),
-                                             GetInteger(target) - DramMemoryMap::Base, size);
+                                             GetInteger(target) - DramMemoryMap::Base, size, perms);
        }
    }

@@ -78,6 +78,51 @@ struct Memory::Impl {
        }
    }

+    void ProtectRegion(Common::PageTable& page_table, VAddr vaddr, u64 size,
+                       Common::MemoryPermission perms) {
+        ASSERT_MSG((size & YUZU_PAGEMASK) == 0, "non-page aligned size: {:016X}", size);
+        ASSERT_MSG((vaddr & YUZU_PAGEMASK) == 0, "non-page aligned base: {:016X}", vaddr);
+
+        if (!Settings::IsFastmemEnabled()) {
+            return;
+        }
+
+        const bool is_r = True(perms & Common::MemoryPermission::Read);
+        const bool is_w = True(perms & Common::MemoryPermission::Write);
+        const bool is_x =
+            True(perms & Common::MemoryPermission::Execute) && Settings::IsNceEnabled();
+
+        if (!current_page_table) {
+            system.DeviceMemory().buffer.Protect(vaddr, size, is_r, is_w, is_x);
+            return;
+        }
+
+        u64 protect_bytes{};
+        u64 protect_begin{};
+        for (u64 addr = vaddr; addr < vaddr + size; addr += YUZU_PAGESIZE) {
+            const Common::PageType page_type{
+                current_page_table->pointers[addr >> YUZU_PAGEBITS].Type()};
+            switch (page_type) {
+            case Common::PageType::RasterizerCachedMemory:
+                if (protect_bytes > 0) {
+                    system.DeviceMemory().buffer.Protect(protect_begin, protect_bytes, is_r, is_w,
+                                                         is_x);
+                    protect_bytes = 0;
+                }
+                break;
+            default:
+                if (protect_bytes == 0) {
+                    protect_begin = addr;
+                }
+                protect_bytes += YUZU_PAGESIZE;
+            }
+        }
+
+        if (protect_bytes > 0) {
+            system.DeviceMemory().buffer.Protect(protect_begin, protect_bytes, is_r, is_w, is_x);
+        }
+    }
+
    [[nodiscard]] u8* GetPointerFromRasterizerCachedMemory(u64 vaddr) const {
        const Common::PhysicalAddress paddr{
            current_page_table->backing_addr[vaddr >> YUZU_PAGEBITS]};
@@ -831,14 +876,19 @@ void Memory::SetCurrentPageTable(Kernel::KProcess& process, u32 core_id) {
 }

 void Memory::MapMemoryRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size,
-                             Common::PhysicalAddress target) {
-    impl->MapMemoryRegion(page_table, base, size, target);
+                             Common::PhysicalAddress target, Common::MemoryPermission perms) {
+    impl->MapMemoryRegion(page_table, base, size, target, perms);
 }

 void Memory::UnmapRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size) {
    impl->UnmapRegion(page_table, base, size);
 }

+void Memory::ProtectRegion(Common::PageTable& page_table, Common::ProcessAddress vaddr, u64 size,
+                           Common::MemoryPermission perms) {
+    impl->ProtectRegion(page_table, GetInteger(vaddr), size, perms);
+}
+
 bool Memory::IsValidVirtualAddress(const Common::ProcessAddress vaddr) const {
    const Kernel::KProcess& process = *system.ApplicationProcess();
    const auto& page_table = process.GetPageTable().GetImpl();
@@ -1001,4 +1051,17 @@ void Memory::FlushRegion(Common::ProcessAddress dest_addr, size_t size) {
    impl->FlushRegion(dest_addr, size);
 }

+bool Memory::InvalidateNCE(Common::ProcessAddress vaddr, size_t size) {
+    bool mapped = true;
+    u8* const ptr = impl->GetPointerImpl(
+        GetInteger(vaddr),
+        [&] {
+            LOG_ERROR(HW_Memory, "Unmapped InvalidateNCE for {} bytes @ {:#x}", size,
+                      GetInteger(vaddr));
+            mapped = false;
+        },
+        [&] { impl->system.GPU().InvalidateRegion(GetInteger(vaddr), size); });
+    return mapped && ptr != nullptr;
+}
+
 } // namespace Core::Memory
--- a/src/core/memory.h
+++ b/src/core/memory.h
@@ -15,8 +15,9 @@
 #include "core/hle/result.h"

 namespace Common {
+enum class MemoryPermission : u32;
 struct PageTable;
-}
+} // namespace Common

 namespace Core {
 class System;
@@ -82,9 +83,10 @@ public:
     * @param size       The amount of bytes to map. Must be page-aligned.
     * @param target     Buffer with the memory backing the mapping. Must be of length at least
     *                   `size`.
+     * @param perms      The permissions to map the memory with.
     */
    void MapMemoryRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size,
-                         Common::PhysicalAddress target);
+                         Common::PhysicalAddress target, Common::MemoryPermission perms);

    /**
     * Unmaps a region of the emulated process address space.
@@ -95,6 +97,17 @@ public:
     */
    void UnmapRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size);

+    /**
+     * Protects a region of the emulated process address space with the new permissions.
+     *
+     * @param page_table The page table of the emulated process.
+     * @param base       The start address to re-protect. Must be page-aligned.
+     * @param size       The amount of bytes to protect. Must be page-aligned.
+     * @param perms      The permissions the address range is mapped.
+     */
+    void ProtectRegion(Common::PageTable& page_table, Common::ProcessAddress base, u64 size,
+                       Common::MemoryPermission perms);
+
    /**
     * Checks whether or not the supplied address is a valid virtual
     * address for the current process.
@@ -472,6 +485,7 @@ public:

    void SetGPUDirtyManagers(std::span<Core::GPUDirtyMemoryManager> managers);
    void InvalidateRegion(Common::ProcessAddress dest_addr, size_t size);
+    bool InvalidateNCE(Common::ProcessAddress vaddr, size_t size);
    void FlushRegion(Common::ProcessAddress dest_addr, size_t size);

 private:
--- a/src/frontend_common/config.cpp
+++ b/src/frontend_common/config.cpp
@@ -924,12 +924,14 @@ std::string Config::AdjustOutputString(const std::string& string) {

    // Windows requires that two forward slashes are used at the start of a path for unmapped
    // network drives so we have to watch for that here
+#ifndef ANDROID
    if (string.substr(0, 2) == "//") {
        boost::replace_all(adjusted_string, "//", "/");
        adjusted_string.insert(0, "/");
    } else {
        boost::replace_all(adjusted_string, "//", "/");
    }
+#endif

    // Needed for backwards compatibility with QSettings deserialization
    for (const auto& special_character : special_characters) {
--- a/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
+++ b/src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp
@@ -5,6 +5,7 @@
 #include "shader_recompiler/backend/glasm/glasm_emit_context.h"
 #include "shader_recompiler/frontend/ir/program.h"
 #include "shader_recompiler/frontend/ir/value.h"
+#include "shader_recompiler/profile.h"
 #include "shader_recompiler/runtime_info.h"

 namespace Shader::Backend::GLASM {
@@ -35,7 +36,9 @@ void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std
            continue;
        }
        const auto& ssbo{ctx.info.storage_buffers_descriptors[index]};
-        ctx.Add("LDC.U64 DC.x,c{}[{}];"    // ssbo_addr
+        const u64 ssbo_align_mask{~(ctx.profile.min_ssbo_alignment - 1U)};
+        ctx.Add("LDC.U64 DC.x,c{}[{}];"    // unaligned_ssbo_addr
+                "AND.U64 DC.x,DC.x,{};"    // ssbo_addr = unaligned_ssbo_addr & ssbo_align_mask
                "LDC.U32 RC.x,c{}[{}];"    // ssbo_size_u32
                "CVT.U64.U32 DC.y,RC.x;"   // ssbo_size = ssbo_size_u32
                "ADD.U64 DC.y,DC.y,DC.x;"  // ssbo_end = ssbo_addr + ssbo_size
@@ -44,8 +47,8 @@ void GlobalStorageOp(EmitContext& ctx, Register address, bool pointer_based, std
                "AND.U.CC RC.x,RC.x,RC.y;" // cond = a && b
                "IF NE.x;"                 // if cond
                "SUB.U64 DC.x,{}.x,DC.x;", // offset = input_addr - ssbo_addr
-                ssbo.cbuf_index, ssbo.cbuf_offset, ssbo.cbuf_index, ssbo.cbuf_offset + 8, address,
-                address, address);
+                ssbo.cbuf_index, ssbo.cbuf_offset, ssbo_align_mask, ssbo.cbuf_index,
+                ssbo.cbuf_offset + 8, address, address, address);
        if (pointer_based) {
            ctx.Add("PK64.U DC.y,c[{}];"      // host_ssbo = cbuf
                    "ADD.U64 DC.x,DC.x,DC.y;" // host_addr = host_ssbo + offset
--- a/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
+++ b/src/shader_recompiler/backend/glsl/glsl_emit_context.cpp
@@ -601,7 +601,10 @@ std::string EmitContext::DefineGlobalMemoryFunctions() {
            addr_xy[i] = fmt::format("ftou({}[{}].{})", cbuf, addr_loc / 16, Swizzle(addr_loc));
            size_xy[i] = fmt::format("ftou({}[{}].{})", cbuf, size_loc / 16, Swizzle(size_loc));
        }
-        const auto addr_pack{fmt::format("packUint2x32(uvec2({},{}))", addr_xy[0], addr_xy[1])};
+        const u32 ssbo_align_mask{~(static_cast<u32>(profile.min_ssbo_alignment) - 1U)};
+        const auto aligned_low_addr{fmt::format("{}&{}", addr_xy[0], ssbo_align_mask)};
+        const auto aligned_addr{fmt::format("uvec2({},{})", aligned_low_addr, addr_xy[1])};
+        const auto addr_pack{fmt::format("packUint2x32({})", aligned_addr)};
        const auto addr_statment{fmt::format("uint64_t {}={};", ssbo_addr, addr_pack)};
        func += addr_statment;

--- a/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/spirv_emit_context.cpp
@@ -891,7 +891,9 @@ void EmitContext::DefineGlobalMemoryFunctions(const Info& info) {
            const Id ssbo_size_pointer{OpAccessChain(uniform_types.U32, cbufs[ssbo.cbuf_index].U32,
                                                     zero, ssbo_size_cbuf_offset)};

-            const Id ssbo_addr{OpBitcast(U64, OpLoad(U32[2], ssbo_addr_pointer))};
+            const u64 ssbo_align_mask{~(profile.min_ssbo_alignment - 1U)};
+            const Id unaligned_addr{OpBitcast(U64, OpLoad(U32[2], ssbo_addr_pointer))};
+            const Id ssbo_addr{OpBitwiseAnd(U64, unaligned_addr, Constant(U64, ssbo_align_mask))};
            const Id ssbo_size{OpUConvert(U64, OpLoad(U32[1], ssbo_size_pointer))};
            const Id ssbo_end{OpIAdd(U64, ssbo_addr, ssbo_size)};
            const Id cond{OpLogicalAnd(U1, OpUGreaterThanEqual(U1, addr, ssbo_addr),
--- a/Show More
+++ b/Show More
Author	SHA1	Message	Date
isyvdshvsy	8212828221	Update verify.yml	2023-12-01 01:51:52 +08:00
isyvdshvsy	ec73ccd582	Add files via upload	2023-11-30 22:24:51 +08:00
isyvdshvsy	11115d36e2	Update MainActivity.kt	2023-11-30 22:13:10 +08:00
isyvdshvsy	f1dd8f59a1	Merge pull request #3 from isyvdshvsy/isyvdshvsy-patch-4 Update MainActivity.kt	2023-11-30 21:42:09 +08:00
isyvdshvsy	66a6014855	Update MainActivity.kt	2023-11-30 21:41:41 +08:00
isyvdshvsy	573061ed5a	Merge pull request #2 from isyvdshvsy/isyvdshvsy-patch-3 Update MainActivity.kt	2023-11-30 21:02:47 +08:00
isyvdshvsy	432afa1a52	Update MainActivity.kt	2023-11-30 21:02:25 +08:00
yuzubot	96836e2710	Android #146	2023-11-30 00:57:34 +00:00
yuzubot	9e6bd15bc9	Merge PR 12074	2023-11-30 00:57:33 +00:00
Narr the Reg	9dc9aaf4af	Merge pull request #12223 from liamwhite/fruit-company general: conditionally compile gamemode on linux only	2023-11-29 14:28:37 -06:00
Liam	5eec980a2d	general: conditionally compile gamemode on linux only	2023-11-29 14:26:11 -05:00
liamwhite	aded28f276	Merge pull request #12204 from t895/config-migration android: Multi directory UI	2023-11-29 12:34:09 -05:00
liamwhite	80c4743754	Merge pull request #12203 from liamwhite/crash-fix set: don't load version nca with null romfs	2023-11-29 12:34:02 -05:00
liamwhite	498159d719	Merge pull request #12201 from Macj0rdan/controller-applet-fix Fixed controller applet crashing when on FW17+	2023-11-29 12:33:50 -05:00
liamwhite	91ad6b7098	Merge pull request #12194 from liamwhite/fruit-company video_core: fix mac compile	2023-11-29 12:33:41 -05:00
liamwhite	df49795bcb	Merge pull request #12154 from liamwhite/more-drivers vulkan_device: add names for more driverID enumeration values	2023-11-29 12:33:34 -05:00
liamwhite	337e37f91d	Merge pull request #11946 from flodavid/gamemode Enable (Feral Interactive) Gamemode on Linux	2023-11-29 12:33:09 -05:00
liamwhite	992ca8c358	Merge pull request #11902 from ameerj/ssbo-align shader_recompiler: Align SSBO offsets to meet host requirements	2023-11-29 12:32:52 -05:00
t895	7dddf5cb3c	android: Save global settings in onStop	2023-11-27 23:46:30 -05:00
t895	b8f66c9412	android: Multi directory UI	2023-11-27 23:46:29 -05:00
Liam	fd29227bc4	set: don't load version nca with null romfs	2023-11-27 15:20:18 -05:00
FrozenAra	e21f96ffde	Fixed controller applet crashing when on FW17+	2023-11-27 20:01:30 +01:00
Ameer J	1d11fe00a3	Merge branch 'master' into ssbo-align	2023-11-26 21:08:53 -05:00
Liam	7c1cb5e8c9	video_core: fix mac compile	2023-11-26 20:04:06 -05:00
flodavid	ac11f6e4c5	cmake: move gamemode target include into its file	2023-11-25 19:30:45 +01:00
flodavid	40644d43f7	yuzu: create linux group in general settings - Create files dedicated to starting and stopping gamemode functions - Use them in yuzu and yuzu_cmd modules	2023-11-25 19:30:37 +01:00
xcfrg	dfa56765d6	yuzu: integrate gamemode support on linux	2023-11-25 19:30:29 +01:00
Liam	dee792937f	vulkan_device: add names for more driverID enumeration values	2023-11-24 12:00:41 -05:00
Ameer J	75c5be55af	shader_recompiler: Align SSBO offsets in GlobalMemory functions	2023-10-31 20:14:18 -04:00
Ameer J	735612c9b3	buffer_cache: Apply storage buffer alignment only to the offset	2023-10-31 20:10:54 -04:00
Ameer J	7d34800531	shader_recompiler: Align SSBO offsets to meet host requirements Co-Authored-By: Billy Laws <blaws05@gmail.com>	2023-10-31 20:10:54 -04:00