yuzu_cmd: Fix mismatching controller input

gl_shader_cache: Force context flush when loading disk shader cache

.ci/scripts/format/script.sh

@@ -10,7 +10,7 @@ if grep -nrI '\s$' src *.yml *.txt *.md Doxyfile .gitignore .gitmodules .ci* dis
 fi
 
 # Default clang-format points to default 3.5 version one
-CLANG_FORMAT=${CLANG_FORMAT:-clang-format-12}
+CLANG_FORMAT=${CLANG_FORMAT:-clang-format-15}
 $CLANG_FORMAT --version
 
 if [ "$TRAVIS_EVENT_TYPE" = "pull_request" ]; then

.ci/scripts/merge/apply-patches-by-label.py

@@ -2,15 +2,12 @@
 # SPDX-License-Identifier: GPL-2.0-or-later
 
 # Download all pull requests as patches that match a specific label
-# Usage: python download-patches-by-label.py <Label to Match> <Root Path Folder to DL to>
+# Usage: python apply-patches-by-label.py <Label to Match>
 
-import requests, sys, json, urllib3.request, shutil, subprocess, os, traceback
+import json, requests, subprocess, sys, traceback
 
 tagline = sys.argv[2]
 
-http = urllib3.PoolManager()
-dl_list = {}
-
 def check_individual(labels):
     for label in labels:
         if (label["name"] == sys.argv[1]):
@@ -18,8 +15,9 @@ def check_individual(labels):
     return False
 
 def do_page(page):
-    url = 'https://api.github.com/repos/yuzu-emu/yuzu/pulls?page=%s' % page
+    url = f"https://api.github.com/repos/yuzu-emu/yuzu/pulls?page={page}"
     response = requests.get(url)
+    response.raise_for_status()
     if (response.ok):
         j = json.loads(response.content)
         if j == []:
@@ -27,13 +25,13 @@ def do_page(page):
         for pr in j:
             if (check_individual(pr["labels"])):
                 pn = pr["number"]
-                print("Matched PR# %s" % pn)
-                print(subprocess.check_output(["git", "fetch", "https://github.com/yuzu-emu/yuzu.git", "pull/%s/head:pr-%s" % (pn, pn), "-f", "--no-recurse-submodules"]))
-                print(subprocess.check_output(["git", "merge", "--squash", "pr-%s" % pn]))
-                print(subprocess.check_output(["git", "commit", "-m\"Merge %s PR %s\"" % (tagline, pn)]))
+                print(f"Matched PR# {pn}")
+                print(subprocess.check_output(["git", "fetch", "https://github.com/yuzu-emu/yuzu.git", f"pull/{pn}/head:pr-{pn}", "-f", "--no-recurse-submodules"]))
+                print(subprocess.check_output(["git", "merge", "--squash", f"pr-{pn}"]))
+                print(subprocess.check_output(["git", "commit", f"-m\"Merge {tagline} PR {pn}\""]))
 
 try:
-    for i in range(1,30):
+    for i in range(1,10):
         do_page(i)
 except:
     traceback.print_exc(file=sys.stdout)

CMakeLists.txt

@@ -3,17 +3,14 @@
 
 cmake_minimum_required(VERSION 3.22)
 
-# Dynarmic has cmake_minimum_required(3.12) and we may want to override
-# some of its variables, which is only possible in 3.13+
-set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)
+project(yuzu)
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/CMakeModules")
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/externals/cmake-modules")
-list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/externals/find-modules")
+
 include(DownloadExternals)
 include(CMakeDependentOption)
-
-project(yuzu)
+include(CTest)
 
 # Set bundled sdl2/qt as dependent options.
 # OFF by default, but if ENABLE_SDL2 and MSVC are true then ON
@@ -47,7 +44,7 @@ option(ENABLE_CUBEB "Enables the cubeb audio backend" ON)
 
 option(USE_DISCORD_PRESENCE "Enables Discord Rich Presence" OFF)
 
-option(YUZU_TESTS "Compile tests" ON)
+option(YUZU_TESTS "Compile tests" "${BUILD_TESTING}")
 
 option(YUZU_USE_PRECOMPILED_HEADERS "Use precompiled headers" ON)
 
@@ -211,6 +208,7 @@ set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${PROJECT_BINARY_DIR}/bin)
 find_package(enet 1.3 MODULE)
 find_package(fmt 9 REQUIRED)
 find_package(inih MODULE)
+find_package(LLVM MODULE)
 find_package(lz4 REQUIRED)
 find_package(nlohmann_json 3.8 REQUIRED)
 find_package(Opus 1.3 MODULE)
@@ -247,7 +245,7 @@ if (ENABLE_WEB_SERVICE)
 endif()
 
 if (YUZU_TESTS)
-    find_package(Catch2 2.13.7 REQUIRED)
+    find_package(Catch2 3.0.1 REQUIRED)
 endif()
 
 find_package(Boost 1.73.0 COMPONENTS context)
@@ -516,7 +514,7 @@ endif()
 # against all the src files. This should be used before making a pull request.
 # =======================================================================
 
-set(CLANG_FORMAT_POSTFIX "-12")
+set(CLANG_FORMAT_POSTFIX "-15")
 find_program(CLANG_FORMAT
     NAMES clang-format${CLANG_FORMAT_POSTFIX}
           clang-format
@@ -611,7 +609,6 @@ if (YUZU_USE_FASTER_LD AND CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
     endif()
 endif()
 
-enable_testing()
 add_subdirectory(externals)
 add_subdirectory(src)
 

CMakeModules/FindLLVM.cmake

@@ -0,0 +1,16 @@
+# SPDX-FileCopyrightText: 2023 Alexandre Bouvier <contact@amb.tf>
+#
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+find_package(LLVM QUIET CONFIG)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(LLVM CONFIG_MODE)
+
+if (LLVM_FOUND AND NOT TARGET LLVM::Demangle)
+    add_library(LLVM::Demangle INTERFACE IMPORTED)
+    llvm_map_components_to_libnames(LLVM_LIBRARIES demangle)
+    target_compile_definitions(LLVM::Demangle INTERFACE ${LLVM_DEFINITIONS})
+    target_include_directories(LLVM::Demangle INTERFACE ${LLVM_INCLUDE_DIRS})
+    target_link_libraries(LLVM::Demangle INTERFACE ${LLVM_LIBRARIES})
+endif()

LICENSES/LLVM-exception.txt

@@ -0,0 +1,15 @@
+---- LLVM Exceptions to the Apache 2.0 License ----
+
+   As an exception, if, as a result of your compiling your source code, portions
+   of this Software are embedded into an Object form of such source code, you
+   may redistribute such embedded portions in such Object form without complying
+   with the conditions of Sections 4(a), 4(b) and 4(d) of the License.
+
+   In addition, if you combine or link compiled forms of this Software with
+   software that is licensed under the GPLv2 ("Combined Software") and if a
+   court of competent jurisdiction determines that the patent provision (Section
+   3), the indemnity provision (Section 9) or other Section of the License
+   conflicts with the conditions of the GPLv2, you may retroactively and
+   prospectively choose to deem waived or otherwise exclude such Section(s) of
+   the License, but only in their entirety and only with respect to the Combined
+   Software.

dist/org.yuzu_emu.yuzu.metainfo.xml

@@ -53,10 +53,10 @@ SPDX-License-Identifier: CC0-1.0
   <developer_name>yuzu Emulator Team</developer_name>
   <content_rating type="oars-1.0"/>
   <screenshots>
-    <screenshot type="default">https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/001-Super%20Mario%20Odyssey%20.png</screenshot>
-    <screenshot>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/004-The%20Legend%20of%20Zelda%20Skyward%20Sword%20HD.png</screenshot>
-    <screenshot>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/007-Pokemon%20Sword.png</screenshot>
-    <screenshot>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/010-Hyrule%20Warriors%20Age%20of%20Calamity.png</screenshot>
-    <screenshot>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/039-Pok%C3%A9mon%20Mystery%20Dungeon%20Rescue%20Team%20DX.png.png.png</screenshot>
+    <screenshot type="default"><image>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/001-Super%20Mario%20Odyssey%20.png</image></screenshot>
+    <screenshot><image>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/004-The%20Legend%20of%20Zelda%20Skyward%20Sword%20HD.png</image></screenshot>
+    <screenshot><image>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/007-Pokemon%20Sword.png</image></screenshot>
+    <screenshot><image>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/010-Hyrule%20Warriors%20Age%20of%20Calamity.png</image></screenshot>
+    <screenshot><image>https://raw.githubusercontent.com/yuzu-emu/yuzu-emu.github.io/master/images/screenshots/039-Pok%C3%A9mon%20Mystery%20Dungeon%20Rescue%20Team%20DX.png.png.png</image></screenshot>
   </screenshots>
 </component>

externals/CMakeLists.txt

@@ -1,9 +1,12 @@
 # SPDX-FileCopyrightText: 2016 Citra Emulator Project
 # SPDX-License-Identifier: GPL-2.0-or-later
 
-list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules")
-list(APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/externals/find-modules")
-include(DownloadExternals)
+# Dynarmic has cmake_minimum_required(3.12) and we may want to override
+# some of its variables, which is only possible in 3.13+
+set(CMAKE_POLICY_DEFAULT_CMP0077 NEW)
+
+# Disable tests in all externals supporting the standard option name
+set(BUILD_TESTING OFF)
 
 # xbyak
 if ((ARCHITECTURE_x86 OR ARCHITECTURE_x86_64) AND NOT TARGET xbyak::xbyak)
@@ -12,8 +15,7 @@ endif()
 
 # Dynarmic
 if ((ARCHITECTURE_x86_64 OR ARCHITECTURE_arm64) AND NOT TARGET dynarmic::dynarmic)
-    set(DYNARMIC_NO_BUNDLED_FMT ON)
-    set(DYNARMIC_IGNORE_ASSERTS ON CACHE BOOL "" FORCE)
+    set(DYNARMIC_IGNORE_ASSERTS ON)
     add_subdirectory(dynarmic EXCLUDE_FROM_ALL)
     add_library(dynarmic::dynarmic ALIAS dynarmic)
 endif()
@@ -60,10 +62,10 @@ if (YUZU_USE_EXTERNAL_SDL2)
             Locale Power Render)
         foreach(_SUB ${SDL_UNUSED_SUBSYSTEMS})
           string(TOUPPER ${_SUB} _OPT)
-          option(SDL_${_OPT} "" OFF)
+          set(SDL_${_OPT} OFF)
         endforeach()
 
-        option(HIDAPI "" ON)
+        set(HIDAPI ON)
     endif()
     set(SDL_STATIC ON)
     set(SDL_SHARED OFF)
@@ -83,7 +85,7 @@ endif()
 
 # Cubeb
 if (ENABLE_CUBEB AND NOT TARGET cubeb::cubeb)
-    set(BUILD_TESTS OFF CACHE BOOL "")
+    set(BUILD_TESTS OFF)
     add_subdirectory(cubeb EXCLUDE_FROM_ALL)
     add_library(cubeb::cubeb ALIAS cubeb)
 endif()
@@ -98,6 +100,7 @@ endif()
 # Sirit
 add_subdirectory(sirit EXCLUDE_FROM_ALL)
 
+# httplib
 if (ENABLE_WEB_SERVICE AND NOT TARGET httplib::httplib)
     if (NOT WIN32)
         find_package(OpenSSL 1.1)
@@ -108,7 +111,7 @@ if (ENABLE_WEB_SERVICE AND NOT TARGET httplib::httplib)
 
     if (WIN32 OR NOT OPENSSL_FOUND)
         # LibreSSL
-        set(LIBRESSL_SKIP_INSTALL ON CACHE BOOL "")
+        set(LIBRESSL_SKIP_INSTALL ON)
         set(OPENSSLDIR "/etc/ssl/")
         add_subdirectory(libressl EXCLUDE_FROM_ALL)
         target_include_directories(ssl INTERFACE ./libressl/include)
@@ -118,7 +121,6 @@ if (ENABLE_WEB_SERVICE AND NOT TARGET httplib::httplib)
             DEFINITION OPENSSL_LIBS)
     endif()
 
-    # httplib
     add_library(httplib INTERFACE)
     target_include_directories(httplib INTERFACE ./cpp-httplib)
     target_compile_definitions(httplib INTERFACE -DCPPHTTPLIB_OPENSSL_SUPPORT)
@@ -155,3 +157,10 @@ endif()
 if (YUZU_USE_EXTERNAL_VULKAN_HEADERS)
     add_subdirectory(Vulkan-Headers EXCLUDE_FROM_ALL)
 endif()
+
+if (NOT TARGET LLVM::Demangle)
+    add_library(demangle STATIC)
+    target_include_directories(demangle PUBLIC ./demangle)
+    target_sources(demangle PRIVATE demangle/ItaniumDemangle.cpp)
+    add_library(LLVM::Demangle ALIAS demangle)
+endif()

externals/demangle/ItaniumDemangle.cpp

@@ -0,0 +1,588 @@
+//===------------------------- ItaniumDemangle.cpp ------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-FileCopyrightText: Part of the LLVM Project
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+// FIXME: (possibly) incomplete list of features that clang mangles that this
+// file does not yet support:
+//   - C++ modules TS
+
+#include "llvm/Demangle/Demangle.h"
+#include "llvm/Demangle/ItaniumDemangle.h"
+
+#include <cassert>
+#include <cctype>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <functional>
+#include <numeric>
+#include <utility>
+#include <vector>
+
+using namespace llvm;
+using namespace llvm::itanium_demangle;
+
+constexpr const char *itanium_demangle::FloatData<float>::spec;
+constexpr const char *itanium_demangle::FloatData<double>::spec;
+constexpr const char *itanium_demangle::FloatData<long double>::spec;
+
+// <discriminator> := _ <non-negative number>      # when number < 10
+//                 := __ <non-negative number> _   # when number >= 10
+//  extension      := decimal-digit+               # at the end of string
+const char *itanium_demangle::parse_discriminator(const char *first,
+                                                  const char *last) {
+  // parse but ignore discriminator
+  if (first != last) {
+    if (*first == '_') {
+      const char *t1 = first + 1;
+      if (t1 != last) {
+        if (std::isdigit(*t1))
+          first = t1 + 1;
+        else if (*t1 == '_') {
+          for (++t1; t1 != last && std::isdigit(*t1); ++t1)
+            ;
+          if (t1 != last && *t1 == '_')
+            first = t1 + 1;
+        }
+      }
+    } else if (std::isdigit(*first)) {
+      const char *t1 = first + 1;
+      for (; t1 != last && std::isdigit(*t1); ++t1)
+        ;
+      if (t1 == last)
+        first = last;
+    }
+  }
+  return first;
+}
+
+#ifndef NDEBUG
+namespace {
+struct DumpVisitor {
+  unsigned Depth = 0;
+  bool PendingNewline = false;
+
+  template<typename NodeT> static constexpr bool wantsNewline(const NodeT *) {
+    return true;
+  }
+  static bool wantsNewline(NodeArray A) { return !A.empty(); }
+  static constexpr bool wantsNewline(...) { return false; }
+
+  template<typename ...Ts> static bool anyWantNewline(Ts ...Vs) {
+    for (bool B : {wantsNewline(Vs)...})
+      if (B)
+        return true;
+    return false;
+  }
+
+  void printStr(const char *S) { fprintf(stderr, "%s", S); }
+  void print(StringView SV) {
+    fprintf(stderr, "\"%.*s\"", (int)SV.size(), SV.begin());
+  }
+  void print(const Node *N) {
+    if (N)
+      N->visit(std::ref(*this));
+    else
+      printStr("<null>");
+  }
+  void print(NodeOrString NS) {
+    if (NS.isNode())
+      print(NS.asNode());
+    else if (NS.isString())
+      print(NS.asString());
+    else
+      printStr("NodeOrString()");
+  }
+  void print(NodeArray A) {
+    ++Depth;
+    printStr("{");
+    bool First = true;
+    for (const Node *N : A) {
+      if (First)
+        print(N);
+      else
+        printWithComma(N);
+      First = false;
+    }
+    printStr("}");
+    --Depth;
+  }
+
+  // Overload used when T is exactly 'bool', not merely convertible to 'bool'.
+  void print(bool B) { printStr(B ? "true" : "false"); }
+
+  template <class T>
+  typename std::enable_if<std::is_unsigned<T>::value>::type print(T N) {
+    fprintf(stderr, "%llu", (unsigned long long)N);
+  }
+
+  template <class T>
+  typename std::enable_if<std::is_signed<T>::value>::type print(T N) {
+    fprintf(stderr, "%lld", (long long)N);
+  }
+
+  void print(ReferenceKind RK) {
+    switch (RK) {
+    case ReferenceKind::LValue:
+      return printStr("ReferenceKind::LValue");
+    case ReferenceKind::RValue:
+      return printStr("ReferenceKind::RValue");
+    }
+  }
+  void print(FunctionRefQual RQ) {
+    switch (RQ) {
+    case FunctionRefQual::FrefQualNone:
+      return printStr("FunctionRefQual::FrefQualNone");
+    case FunctionRefQual::FrefQualLValue:
+      return printStr("FunctionRefQual::FrefQualLValue");
+    case FunctionRefQual::FrefQualRValue:
+      return printStr("FunctionRefQual::FrefQualRValue");
+    }
+  }
+  void print(Qualifiers Qs) {
+    if (!Qs) return printStr("QualNone");
+    struct QualName { Qualifiers Q; const char *Name; } Names[] = {
+      {QualConst, "QualConst"},
+      {QualVolatile, "QualVolatile"},
+      {QualRestrict, "QualRestrict"},
+    };
+    for (QualName Name : Names) {
+      if (Qs & Name.Q) {
+        printStr(Name.Name);
+        Qs = Qualifiers(Qs & ~Name.Q);
+        if (Qs) printStr(" | ");
+      }
+    }
+  }
+  void print(SpecialSubKind SSK) {
+    switch (SSK) {
+    case SpecialSubKind::allocator:
+      return printStr("SpecialSubKind::allocator");
+    case SpecialSubKind::basic_string:
+      return printStr("SpecialSubKind::basic_string");
+    case SpecialSubKind::string:
+      return printStr("SpecialSubKind::string");
+    case SpecialSubKind::istream:
+      return printStr("SpecialSubKind::istream");
+    case SpecialSubKind::ostream:
+      return printStr("SpecialSubKind::ostream");
+    case SpecialSubKind::iostream:
+      return printStr("SpecialSubKind::iostream");
+    }
+  }
+  void print(TemplateParamKind TPK) {
+    switch (TPK) {
+    case TemplateParamKind::Type:
+      return printStr("TemplateParamKind::Type");
+    case TemplateParamKind::NonType:
+      return printStr("TemplateParamKind::NonType");
+    case TemplateParamKind::Template:
+      return printStr("TemplateParamKind::Template");
+    }
+  }
+
+  void newLine() {
+    printStr("\n");
+    for (unsigned I = 0; I != Depth; ++I)
+      printStr(" ");
+    PendingNewline = false;
+  }
+
+  template<typename T> void printWithPendingNewline(T V) {
+    print(V);
+    if (wantsNewline(V))
+      PendingNewline = true;
+  }
+
+  template<typename T> void printWithComma(T V) {
+    if (PendingNewline || wantsNewline(V)) {
+      printStr(",");
+      newLine();
+    } else {
+      printStr(", ");
+    }
+
+    printWithPendingNewline(V);
+  }
+
+  struct CtorArgPrinter {
+    DumpVisitor &Visitor;
+
+    template<typename T, typename ...Rest> void operator()(T V, Rest ...Vs) {
+      if (Visitor.anyWantNewline(V, Vs...))
+        Visitor.newLine();
+      Visitor.printWithPendingNewline(V);
+      int PrintInOrder[] = { (Visitor.printWithComma(Vs), 0)..., 0 };
+      (void)PrintInOrder;
+    }
+  };
+
+  template<typename NodeT> void operator()(const NodeT *Node) {
+    Depth += 2;
+    fprintf(stderr, "%s(", itanium_demangle::NodeKind<NodeT>::name());
+    Node->match(CtorArgPrinter{*this});
+    fprintf(stderr, ")");
+    Depth -= 2;
+  }
+
+  void operator()(const ForwardTemplateReference *Node) {
+    Depth += 2;
+    fprintf(stderr, "ForwardTemplateReference(");
+    if (Node->Ref && !Node->Printing) {
+      Node->Printing = true;
+      CtorArgPrinter{*this}(Node->Ref);
+      Node->Printing = false;
+    } else {
+      CtorArgPrinter{*this}(Node->Index);
+    }
+    fprintf(stderr, ")");
+    Depth -= 2;
+  }
+};
+}
+
+void itanium_demangle::Node::dump() const {
+  DumpVisitor V;
+  visit(std::ref(V));
+  V.newLine();
+}
+#endif
+
+namespace {
+class BumpPointerAllocator {
+  struct BlockMeta {
+    BlockMeta* Next;
+    size_t Current;
+  };
+
+  static constexpr size_t AllocSize = 4096;
+  static constexpr size_t UsableAllocSize = AllocSize - sizeof(BlockMeta);
+
+  alignas(long double) char InitialBuffer[AllocSize];
+  BlockMeta* BlockList = nullptr;
+
+  void grow() {
+    char* NewMeta = static_cast<char *>(std::malloc(AllocSize));
+    if (NewMeta == nullptr)
+      std::terminate();
+    BlockList = new (NewMeta) BlockMeta{BlockList, 0};
+  }
+
+  void* allocateMassive(size_t NBytes) {
+    NBytes += sizeof(BlockMeta);
+    BlockMeta* NewMeta = reinterpret_cast<BlockMeta*>(std::malloc(NBytes));
+    if (NewMeta == nullptr)
+      std::terminate();
+    BlockList->Next = new (NewMeta) BlockMeta{BlockList->Next, 0};
+    return static_cast<void*>(NewMeta + 1);
+  }
+
+public:
+  BumpPointerAllocator()
+      : BlockList(new (InitialBuffer) BlockMeta{nullptr, 0}) {}
+
+  void* allocate(size_t N) {
+    N = (N + 15u) & ~15u;
+    if (N + BlockList->Current >= UsableAllocSize) {
+      if (N > UsableAllocSize)
+        return allocateMassive(N);
+      grow();
+    }
+    BlockList->Current += N;
+    return static_cast<void*>(reinterpret_cast<char*>(BlockList + 1) +
+                              BlockList->Current - N);
+  }
+
+  void reset() {
+    while (BlockList) {
+      BlockMeta* Tmp = BlockList;
+      BlockList = BlockList->Next;
+      if (reinterpret_cast<char*>(Tmp) != InitialBuffer)
+        std::free(Tmp);
+    }
+    BlockList = new (InitialBuffer) BlockMeta{nullptr, 0};
+  }
+
+  ~BumpPointerAllocator() { reset(); }
+};
+
+class DefaultAllocator {
+  BumpPointerAllocator Alloc;
+
+public:
+  void reset() { Alloc.reset(); }
+
+  template<typename T, typename ...Args> T *makeNode(Args &&...args) {
+    return new (Alloc.allocate(sizeof(T)))
+        T(std::forward<Args>(args)...);
+  }
+
+  void *allocateNodeArray(size_t sz) {
+    return Alloc.allocate(sizeof(Node *) * sz);
+  }
+};
+}  // unnamed namespace
+
+//===----------------------------------------------------------------------===//
+// Code beyond this point should not be synchronized with libc++abi.
+//===----------------------------------------------------------------------===//
+
+using Demangler = itanium_demangle::ManglingParser<DefaultAllocator>;
+
+char *llvm::itaniumDemangle(const char *MangledName, char *Buf,
+                            size_t *N, int *Status) {
+  if (MangledName == nullptr || (Buf != nullptr && N == nullptr)) {
+    if (Status)
+      *Status = demangle_invalid_args;
+    return nullptr;
+  }
+
+  int InternalStatus = demangle_success;
+  Demangler Parser(MangledName, MangledName + std::strlen(MangledName));
+  OutputStream S;
+
+  Node *AST = Parser.parse();
+
+  if (AST == nullptr)
+    InternalStatus = demangle_invalid_mangled_name;
+  else if (!initializeOutputStream(Buf, N, S, 1024))
+    InternalStatus = demangle_memory_alloc_failure;
+  else {
+    assert(Parser.ForwardTemplateRefs.empty());
+    AST->print(S);
+    S += '\0';
+    if (N != nullptr)
+      *N = S.getCurrentPosition();
+    Buf = S.getBuffer();
+  }
+
+  if (Status)
+    *Status = InternalStatus;
+  return InternalStatus == demangle_success ? Buf : nullptr;
+}
+
+ItaniumPartialDemangler::ItaniumPartialDemangler()
+    : RootNode(nullptr), Context(new Demangler{nullptr, nullptr}) {}
+
+ItaniumPartialDemangler::~ItaniumPartialDemangler() {
+  delete static_cast<Demangler *>(Context);
+}
+
+ItaniumPartialDemangler::ItaniumPartialDemangler(
+    ItaniumPartialDemangler &&Other)
+    : RootNode(Other.RootNode), Context(Other.Context) {
+  Other.Context = Other.RootNode = nullptr;
+}
+
+ItaniumPartialDemangler &ItaniumPartialDemangler::
+operator=(ItaniumPartialDemangler &&Other) {
+  std::swap(RootNode, Other.RootNode);
+  std::swap(Context, Other.Context);
+  return *this;
+}
+
+// Demangle MangledName into an AST, storing it into this->RootNode.
+bool ItaniumPartialDemangler::partialDemangle(const char *MangledName) {
+  Demangler *Parser = static_cast<Demangler *>(Context);
+  size_t Len = std::strlen(MangledName);
+  Parser->reset(MangledName, MangledName + Len);
+  RootNode = Parser->parse();
+  return RootNode == nullptr;
+}
+
+static char *printNode(const Node *RootNode, char *Buf, size_t *N) {
+  OutputStream S;
+  if (!initializeOutputStream(Buf, N, S, 128))
+    return nullptr;
+  RootNode->print(S);
+  S += '\0';
+  if (N != nullptr)
+    *N = S.getCurrentPosition();
+  return S.getBuffer();
+}
+
+char *ItaniumPartialDemangler::getFunctionBaseName(char *Buf, size_t *N) const {
+  if (!isFunction())
+    return nullptr;
+
+  const Node *Name = static_cast<const FunctionEncoding *>(RootNode)->getName();
+
+  while (true) {
+    switch (Name->getKind()) {
+    case Node::KAbiTagAttr:
+      Name = static_cast<const AbiTagAttr *>(Name)->Base;
+      continue;
+    case Node::KStdQualifiedName:
+      Name = static_cast<const StdQualifiedName *>(Name)->Child;
+      continue;
+    case Node::KNestedName:
+      Name = static_cast<const NestedName *>(Name)->Name;
+      continue;
+    case Node::KLocalName:
+      Name = static_cast<const LocalName *>(Name)->Entity;
+      continue;
+    case Node::KNameWithTemplateArgs:
+      Name = static_cast<const NameWithTemplateArgs *>(Name)->Name;
+      continue;
+    default:
+      return printNode(Name, Buf, N);
+    }
+  }
+}
+
+char *ItaniumPartialDemangler::getFunctionDeclContextName(char *Buf,
+                                                          size_t *N) const {
+  if (!isFunction())
+    return nullptr;
+  const Node *Name = static_cast<const FunctionEncoding *>(RootNode)->getName();
+
+  OutputStream S;
+  if (!initializeOutputStream(Buf, N, S, 128))
+    return nullptr;
+
+ KeepGoingLocalFunction:
+  while (true) {
+    if (Name->getKind() == Node::KAbiTagAttr) {
+      Name = static_cast<const AbiTagAttr *>(Name)->Base;
+      continue;
+    }
+    if (Name->getKind() == Node::KNameWithTemplateArgs) {
+      Name = static_cast<const NameWithTemplateArgs *>(Name)->Name;
+      continue;
+    }
+    break;
+  }
+
+  switch (Name->getKind()) {
+  case Node::KStdQualifiedName:
+    S += "std";
+    break;
+  case Node::KNestedName:
+    static_cast<const NestedName *>(Name)->Qual->print(S);
+    break;
+  case Node::KLocalName: {
+    auto *LN = static_cast<const LocalName *>(Name);
+    LN->Encoding->print(S);
+    S += "::";
+    Name = LN->Entity;
+    goto KeepGoingLocalFunction;
+  }
+  default:
+    break;
+  }
+  S += '\0';
+  if (N != nullptr)
+    *N = S.getCurrentPosition();
+  return S.getBuffer();
+}
+
+char *ItaniumPartialDemangler::getFunctionName(char *Buf, size_t *N) const {
+  if (!isFunction())
+    return nullptr;
+  auto *Name = static_cast<FunctionEncoding *>(RootNode)->getName();
+  return printNode(Name, Buf, N);
+}
+
+char *ItaniumPartialDemangler::getFunctionParameters(char *Buf,
+                                                     size_t *N) const {
+  if (!isFunction())
+    return nullptr;
+  NodeArray Params = static_cast<FunctionEncoding *>(RootNode)->getParams();
+
+  OutputStream S;
+  if (!initializeOutputStream(Buf, N, S, 128))
+    return nullptr;
+
+  S += '(';
+  Params.printWithComma(S);
+  S += ')';
+  S += '\0';
+  if (N != nullptr)
+    *N = S.getCurrentPosition();
+  return S.getBuffer();
+}
+
+char *ItaniumPartialDemangler::getFunctionReturnType(
+    char *Buf, size_t *N) const {
+  if (!isFunction())
+    return nullptr;
+
+  OutputStream S;
+  if (!initializeOutputStream(Buf, N, S, 128))
+    return nullptr;
+
+  if (const Node *Ret =
+          static_cast<const FunctionEncoding *>(RootNode)->getReturnType())
+    Ret->print(S);
+
+  S += '\0';
+  if (N != nullptr)
+    *N = S.getCurrentPosition();
+  return S.getBuffer();
+}
+
+char *ItaniumPartialDemangler::finishDemangle(char *Buf, size_t *N) const {
+  assert(RootNode != nullptr && "must call partialDemangle()");
+  return printNode(static_cast<Node *>(RootNode), Buf, N);
+}
+
+bool ItaniumPartialDemangler::hasFunctionQualifiers() const {
+  assert(RootNode != nullptr && "must call partialDemangle()");
+  if (!isFunction())
+    return false;
+  auto *E = static_cast<const FunctionEncoding *>(RootNode);
+  return E->getCVQuals() != QualNone || E->getRefQual() != FrefQualNone;
+}
+
+bool ItaniumPartialDemangler::isCtorOrDtor() const {
+  const Node *N = static_cast<const Node *>(RootNode);
+  while (N) {
+    switch (N->getKind()) {
+    default:
+      return false;
+    case Node::KCtorDtorName:
+      return true;
+
+    case Node::KAbiTagAttr:
+      N = static_cast<const AbiTagAttr *>(N)->Base;
+      break;
+    case Node::KFunctionEncoding:
+      N = static_cast<const FunctionEncoding *>(N)->getName();
+      break;
+    case Node::KLocalName:
+      N = static_cast<const LocalName *>(N)->Entity;
+      break;
+    case Node::KNameWithTemplateArgs:
+      N = static_cast<const NameWithTemplateArgs *>(N)->Name;
+      break;
+    case Node::KNestedName:
+      N = static_cast<const NestedName *>(N)->Name;
+      break;
+    case Node::KStdQualifiedName:
+      N = static_cast<const StdQualifiedName *>(N)->Child;
+      break;
+    }
+  }
+  return false;
+}
+
+bool ItaniumPartialDemangler::isFunction() const {
+  assert(RootNode != nullptr && "must call partialDemangle()");
+  return static_cast<const Node *>(RootNode)->getKind() ==
+         Node::KFunctionEncoding;
+}
+
+bool ItaniumPartialDemangler::isSpecialName() const {
+  assert(RootNode != nullptr && "must call partialDemangle()");
+  auto K = static_cast<const Node *>(RootNode)->getKind();
+  return K == Node::KSpecialName || K == Node::KCtorVtableSpecialName;
+}
+
+bool ItaniumPartialDemangler::isData() const {
+  return !isFunction() && !isSpecialName();
+}

externals/demangle/llvm/Demangle/Demangle.h

@@ -0,0 +1,104 @@
+//===--- Demangle.h ---------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-FileCopyrightText: Part of the LLVM Project
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEMANGLE_DEMANGLE_H
+#define LLVM_DEMANGLE_DEMANGLE_H
+
+#include <cstddef>
+#include <string>
+
+namespace llvm {
+/// This is a llvm local version of __cxa_demangle. Other than the name and
+/// being in the llvm namespace it is identical.
+///
+/// The mangled_name is demangled into buf and returned. If the buffer is not
+/// large enough, realloc is used to expand it.
+///
+/// The *status will be set to a value from the following enumeration
+enum : int {
+  demangle_unknown_error = -4,
+  demangle_invalid_args = -3,
+  demangle_invalid_mangled_name = -2,
+  demangle_memory_alloc_failure = -1,
+  demangle_success = 0,
+};
+
+char *itaniumDemangle(const char *mangled_name, char *buf, size_t *n,
+                      int *status);
+
+
+enum MSDemangleFlags {
+  MSDF_None = 0,
+  MSDF_DumpBackrefs = 1 << 0,
+  MSDF_NoAccessSpecifier = 1 << 1,
+  MSDF_NoCallingConvention = 1 << 2,
+  MSDF_NoReturnType = 1 << 3,
+  MSDF_NoMemberType = 1 << 4,
+};
+char *microsoftDemangle(const char *mangled_name, char *buf, size_t *n,
+                        int *status, MSDemangleFlags Flags = MSDF_None);
+
+/// "Partial" demangler. This supports demangling a string into an AST
+/// (typically an intermediate stage in itaniumDemangle) and querying certain
+/// properties or partially printing the demangled name.
+struct ItaniumPartialDemangler {
+  ItaniumPartialDemangler();
+
+  ItaniumPartialDemangler(ItaniumPartialDemangler &&Other);
+  ItaniumPartialDemangler &operator=(ItaniumPartialDemangler &&Other);
+
+  /// Demangle into an AST. Subsequent calls to the rest of the member functions
+  /// implicitly operate on the AST this produces.
+  /// \return true on error, false otherwise
+  bool partialDemangle(const char *MangledName);
+
+  /// Just print the entire mangled name into Buf. Buf and N behave like the
+  /// second and third parameters to itaniumDemangle.
+  char *finishDemangle(char *Buf, size_t *N) const;
+
+  /// Get the base name of a function. This doesn't include trailing template
+  /// arguments, ie for "a::b<int>" this function returns "b".
+  char *getFunctionBaseName(char *Buf, size_t *N) const;
+
+  /// Get the context name for a function. For "a::b::c", this function returns
+  /// "a::b".
+  char *getFunctionDeclContextName(char *Buf, size_t *N) const;
+
+  /// Get the entire name of this function.
+  char *getFunctionName(char *Buf, size_t *N) const;
+
+  /// Get the parameters for this function.
+  char *getFunctionParameters(char *Buf, size_t *N) const;
+  char *getFunctionReturnType(char *Buf, size_t *N) const;
+
+  /// If this function has any any cv or reference qualifiers. These imply that
+  /// the function is a non-static member function.
+  bool hasFunctionQualifiers() const;
+
+  /// If this symbol describes a constructor or destructor.
+  bool isCtorOrDtor() const;
+
+  /// If this symbol describes a function.
+  bool isFunction() const;
+
+  /// If this symbol describes a variable.
+  bool isData() const;
+
+  /// If this symbol is a <special-name>. These are generally implicitly
+  /// generated by the implementation, such as vtables and typeinfo names.
+  bool isSpecialName() const;
+
+  ~ItaniumPartialDemangler();
+private:
+  void *RootNode;
+  void *Context;
+};
+} // namespace llvm
+
+#endif

externals/demangle/llvm/Demangle/DemangleConfig.h

@@ -0,0 +1,93 @@
+//===--- DemangleConfig.h ---------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-FileCopyrightText: Part of the LLVM Project
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains a variety of feature test macros copied from
+// include/llvm/Support/Compiler.h so that LLVMDemangle does not need to take
+// a dependency on LLVMSupport.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEMANGLE_COMPILER_H
+#define LLVM_DEMANGLE_COMPILER_H
+
+#ifndef __has_feature
+#define __has_feature(x) 0
+#endif
+
+#ifndef __has_cpp_attribute
+#define __has_cpp_attribute(x) 0
+#endif
+
+#ifndef __has_attribute
+#define __has_attribute(x) 0
+#endif
+
+#ifndef __has_builtin
+#define __has_builtin(x) 0
+#endif
+
+#ifndef DEMANGLE_GNUC_PREREQ
+#if defined(__GNUC__) && defined(__GNUC_MINOR__) && defined(__GNUC_PATCHLEVEL__)
+#define DEMANGLE_GNUC_PREREQ(maj, min, patch)                           \
+  ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) + __GNUC_PATCHLEVEL__ >=          \
+   ((maj) << 20) + ((min) << 10) + (patch))
+#elif defined(__GNUC__) && defined(__GNUC_MINOR__)
+#define DEMANGLE_GNUC_PREREQ(maj, min, patch)                           \
+  ((__GNUC__ << 20) + (__GNUC_MINOR__ << 10) >= ((maj) << 20) + ((min) << 10))
+#else
+#define DEMANGLE_GNUC_PREREQ(maj, min, patch) 0
+#endif
+#endif
+
+#if __has_attribute(used) || DEMANGLE_GNUC_PREREQ(3, 1, 0)
+#define DEMANGLE_ATTRIBUTE_USED __attribute__((__used__))
+#else
+#define DEMANGLE_ATTRIBUTE_USED
+#endif
+
+#if __has_builtin(__builtin_unreachable) || DEMANGLE_GNUC_PREREQ(4, 5, 0)
+#define DEMANGLE_UNREACHABLE __builtin_unreachable()
+#elif defined(_MSC_VER)
+#define DEMANGLE_UNREACHABLE __assume(false)
+#else
+#define DEMANGLE_UNREACHABLE
+#endif
+
+#if __has_attribute(noinline) || DEMANGLE_GNUC_PREREQ(3, 4, 0)
+#define DEMANGLE_ATTRIBUTE_NOINLINE __attribute__((noinline))
+#elif defined(_MSC_VER)
+#define DEMANGLE_ATTRIBUTE_NOINLINE __declspec(noinline)
+#else
+#define DEMANGLE_ATTRIBUTE_NOINLINE
+#endif
+
+#if !defined(NDEBUG)
+#define DEMANGLE_DUMP_METHOD DEMANGLE_ATTRIBUTE_NOINLINE DEMANGLE_ATTRIBUTE_USED
+#else
+#define DEMANGLE_DUMP_METHOD DEMANGLE_ATTRIBUTE_NOINLINE
+#endif
+
+#if __cplusplus > 201402L && __has_cpp_attribute(fallthrough)
+#define DEMANGLE_FALLTHROUGH [[fallthrough]]
+#elif __has_cpp_attribute(gnu::fallthrough)
+#define DEMANGLE_FALLTHROUGH [[gnu::fallthrough]]
+#elif !__cplusplus
+// Workaround for llvm.org/PR23435, since clang 3.6 and below emit a spurious
+// error when __has_cpp_attribute is given a scoped attribute in C mode.
+#define DEMANGLE_FALLTHROUGH
+#elif __has_cpp_attribute(clang::fallthrough)
+#define DEMANGLE_FALLTHROUGH [[clang::fallthrough]]
+#else
+#define DEMANGLE_FALLTHROUGH
+#endif
+
+#define DEMANGLE_NAMESPACE_BEGIN namespace llvm { namespace itanium_demangle {
+#define DEMANGLE_NAMESPACE_END } }
+
+#endif

externals/demangle/llvm/Demangle/StringView.h

@@ -0,0 +1,127 @@
+//===--- StringView.h -------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-FileCopyrightText: Part of the LLVM Project
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// FIXME: Use std::string_view instead when we support C++17.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef DEMANGLE_STRINGVIEW_H
+#define DEMANGLE_STRINGVIEW_H
+
+#include "DemangleConfig.h"
+#include <algorithm>
+#include <cassert>
+#include <cstring>
+
+DEMANGLE_NAMESPACE_BEGIN
+
+class StringView {
+  const char *First;
+  const char *Last;
+
+public:
+  static const size_t npos = ~size_t(0);
+
+  template <size_t N>
+  StringView(const char (&Str)[N]) : First(Str), Last(Str + N - 1) {}
+  StringView(const char *First_, const char *Last_)
+      : First(First_), Last(Last_) {}
+  StringView(const char *First_, size_t Len)
+      : First(First_), Last(First_ + Len) {}
+  StringView(const char *Str) : First(Str), Last(Str + std::strlen(Str)) {}
+  StringView() : First(nullptr), Last(nullptr) {}
+
+  StringView substr(size_t From) const {
+    return StringView(begin() + From, size() - From);
+  }
+
+  size_t find(char C, size_t From = 0) const {
+    size_t FindBegin = std::min(From, size());
+    // Avoid calling memchr with nullptr.
+    if (FindBegin < size()) {
+      // Just forward to memchr, which is faster than a hand-rolled loop.
+      if (const void *P = ::memchr(First + FindBegin, C, size() - FindBegin))
+        return size_t(static_cast<const char *>(P) - First);
+    }
+    return npos;
+  }
+
+  StringView substr(size_t From, size_t To) const {
+    if (To >= size())
+      To = size() - 1;
+    if (From >= size())
+      From = size() - 1;
+    return StringView(First + From, First + To);
+  }
+
+  StringView dropFront(size_t N = 1) const {
+    if (N >= size())
+      N = size();
+    return StringView(First + N, Last);
+  }
+
+  StringView dropBack(size_t N = 1) const {
+    if (N >= size())
+      N = size();
+    return StringView(First, Last - N);
+  }
+
+  char front() const {
+    assert(!empty());
+    return *begin();
+  }
+
+  char back() const {
+    assert(!empty());
+    return *(end() - 1);
+  }
+
+  char popFront() {
+    assert(!empty());
+    return *First++;
+  }
+
+  bool consumeFront(char C) {
+    if (!startsWith(C))
+      return false;
+    *this = dropFront(1);
+    return true;
+  }
+
+  bool consumeFront(StringView S) {
+    if (!startsWith(S))
+      return false;
+    *this = dropFront(S.size());
+    return true;
+  }
+
+  bool startsWith(char C) const { return !empty() && *begin() == C; }
+
+  bool startsWith(StringView Str) const {
+    if (Str.size() > size())
+      return false;
+    return std::equal(Str.begin(), Str.end(), begin());
+  }
+
+  const char &operator[](size_t Idx) const { return *(begin() + Idx); }
+
+  const char *begin() const { return First; }
+  const char *end() const { return Last; }
+  size_t size() const { return static_cast<size_t>(Last - First); }
+  bool empty() const { return First == Last; }
+};
+
+inline bool operator==(const StringView &LHS, const StringView &RHS) {
+  return LHS.size() == RHS.size() &&
+         std::equal(LHS.begin(), LHS.end(), RHS.begin());
+}
+
+DEMANGLE_NAMESPACE_END
+
+#endif

externals/demangle/llvm/Demangle/Utility.h

@@ -0,0 +1,192 @@
+//===--- Utility.h ----------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-FileCopyrightText: Part of the LLVM Project
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// Provide some utility classes for use in the demangler(s).
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef DEMANGLE_UTILITY_H
+#define DEMANGLE_UTILITY_H
+
+#include "StringView.h"
+#include <cstdint>
+#include <cstdlib>
+#include <cstring>
+#include <iterator>
+#include <limits>
+
+DEMANGLE_NAMESPACE_BEGIN
+
+// Stream that AST nodes write their string representation into after the AST
+// has been parsed.
+class OutputStream {
+  char *Buffer;
+  size_t CurrentPosition;
+  size_t BufferCapacity;
+
+  // Ensure there is at least n more positions in buffer.
+  void grow(size_t N) {
+    if (N + CurrentPosition >= BufferCapacity) {
+      BufferCapacity *= 2;
+      if (BufferCapacity < N + CurrentPosition)
+        BufferCapacity = N + CurrentPosition;
+      Buffer = static_cast<char *>(std::realloc(Buffer, BufferCapacity));
+      if (Buffer == nullptr)
+        std::terminate();
+    }
+  }
+
+  void writeUnsigned(uint64_t N, bool isNeg = false) {
+    // Handle special case...
+    if (N == 0) {
+      *this << '0';
+      return;
+    }
+
+    char Temp[21];
+    char *TempPtr = std::end(Temp);
+
+    while (N) {
+      *--TempPtr = '0' + char(N % 10);
+      N /= 10;
+    }
+
+    // Add negative sign...
+    if (isNeg)
+      *--TempPtr = '-';
+    this->operator<<(StringView(TempPtr, std::end(Temp)));
+  }
+
+public:
+  OutputStream(char *StartBuf, size_t Size)
+      : Buffer(StartBuf), CurrentPosition(0), BufferCapacity(Size) {}
+  OutputStream() = default;
+  void reset(char *Buffer_, size_t BufferCapacity_) {
+    CurrentPosition = 0;
+    Buffer = Buffer_;
+    BufferCapacity = BufferCapacity_;
+  }
+
+  /// If a ParameterPackExpansion (or similar type) is encountered, the offset
+  /// into the pack that we're currently printing.
+  unsigned CurrentPackIndex = std::numeric_limits<unsigned>::max();
+  unsigned CurrentPackMax = std::numeric_limits<unsigned>::max();
+
+  OutputStream &operator+=(StringView R) {
+    size_t Size = R.size();
+    if (Size == 0)
+      return *this;
+    grow(Size);
+    std::memmove(Buffer + CurrentPosition, R.begin(), Size);
+    CurrentPosition += Size;
+    return *this;
+  }
+
+  OutputStream &operator+=(char C) {
+    grow(1);
+    Buffer[CurrentPosition++] = C;
+    return *this;
+  }
+
+  OutputStream &operator<<(StringView R) { return (*this += R); }
+
+  OutputStream &operator<<(char C) { return (*this += C); }
+
+  OutputStream &operator<<(long long N) {
+    if (N < 0)
+      writeUnsigned(static_cast<unsigned long long>(-N), true);
+    else
+      writeUnsigned(static_cast<unsigned long long>(N));
+    return *this;
+  }
+
+  OutputStream &operator<<(unsigned long long N) {
+    writeUnsigned(N, false);
+    return *this;
+  }
+
+  OutputStream &operator<<(long N) {
+    return this->operator<<(static_cast<long long>(N));
+  }
+
+  OutputStream &operator<<(unsigned long N) {
+    return this->operator<<(static_cast<unsigned long long>(N));
+  }
+
+  OutputStream &operator<<(int N) {
+    return this->operator<<(static_cast<long long>(N));
+  }
+
+  OutputStream &operator<<(unsigned int N) {
+    return this->operator<<(static_cast<unsigned long long>(N));
+  }
+
+  size_t getCurrentPosition() const { return CurrentPosition; }
+  void setCurrentPosition(size_t NewPos) { CurrentPosition = NewPos; }
+
+  char back() const {
+    return CurrentPosition ? Buffer[CurrentPosition - 1] : '\0';
+  }
+
+  bool empty() const { return CurrentPosition == 0; }
+
+  char *getBuffer() { return Buffer; }
+  char *getBufferEnd() { return Buffer + CurrentPosition - 1; }
+  size_t getBufferCapacity() { return BufferCapacity; }
+};
+
+template <class T> class SwapAndRestore {
+  T &Restore;
+  T OriginalValue;
+  bool ShouldRestore = true;
+
+public:
+  SwapAndRestore(T &Restore_) : SwapAndRestore(Restore_, Restore_) {}
+
+  SwapAndRestore(T &Restore_, T NewVal)
+      : Restore(Restore_), OriginalValue(Restore) {
+    Restore = std::move(NewVal);
+  }
+  ~SwapAndRestore() {
+    if (ShouldRestore)
+      Restore = std::move(OriginalValue);
+  }
+
+  void shouldRestore(bool ShouldRestore_) { ShouldRestore = ShouldRestore_; }
+
+  void restoreNow(bool Force) {
+    if (!Force && !ShouldRestore)
+      return;
+
+    Restore = std::move(OriginalValue);
+    ShouldRestore = false;
+  }
+
+  SwapAndRestore(const SwapAndRestore &) = delete;
+  SwapAndRestore &operator=(const SwapAndRestore &) = delete;
+};
+
+inline bool initializeOutputStream(char *Buf, size_t *N, OutputStream &S,
+                                   size_t InitSize) {
+  size_t BufferSize;
+  if (Buf == nullptr) {
+    Buf = static_cast<char *>(std::malloc(InitSize));
+    if (Buf == nullptr)
+      return false;
+    BufferSize = InitSize;
+  } else
+    BufferSize = *N;
+
+  S.reset(Buf, BufferSize);
+  return true;
+}
+
+DEMANGLE_NAMESPACE_END
+
+#endif

src/audio_core/renderer/command/resample/upsample.cpp

@@ -20,25 +20,25 @@ static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
                             const u32 target_sample_count, const u32 source_sample_count,
                             UpsamplerState* state) {
     constexpr u32 WindowSize = 10;
-    constexpr std::array<Common::FixedPoint<24, 8>, WindowSize> SincWindow1{
-        51.93359375f, -18.80078125f, 9.73046875f, -5.33203125f, 2.84375f,
-        -1.41015625f, 0.62109375f,   -0.2265625f, 0.0625f,      -0.00390625f,
+    constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc1{
+        0.95376587f,   -0.12872314f, 0.060028076f,  -0.032470703f, 0.017669678f,
+        -0.009124756f, 0.004272461f, -0.001739502f, 0.000579834f,  -0.000091552734f,
     };
-    constexpr std::array<Common::FixedPoint<24, 8>, WindowSize> SincWindow2{
-        105.35546875f, -24.52734375f, 11.9609375f,  -6.515625f, 3.52734375f,
-        -1.796875f,    0.828125f,     -0.32421875f, 0.1015625f, -0.015625f,
+    constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc2{
+        0.8230896f,    -0.19161987f,  0.093444824f,  -0.05090332f,   0.027557373f,
+        -0.014038086f, 0.0064697266f, -0.002532959f, 0.00079345703f, -0.00012207031f,
     };
-    constexpr std::array<Common::FixedPoint<24, 8>, WindowSize> SincWindow3{
-        122.08203125f, -16.47656250f, 7.68359375f,  -4.15625000f, 2.26171875f,
-        -1.16796875f,  0.54687500f,   -0.22265625f, 0.07421875f,  -0.01171875f,
+    constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc3{
+        0.6298828f,    -0.19274902f, 0.09725952f,    -0.05319214f,  0.028625488f,
+        -0.014373779f, 0.006500244f, -0.0024719238f, 0.0007324219f, -0.000091552734f,
     };
-    constexpr std::array<Common::FixedPoint<24, 8>, WindowSize> SincWindow4{
-        23.73437500f, -9.62109375f, 5.07812500f,  -2.78125000f, 1.46875000f,
-        -0.71484375f, 0.30859375f,  -0.10546875f, 0.02734375f,  0.00000000f,
+    constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc4{
+        0.4057312f,    -0.1468811f,  0.07601929f,    -0.041656494f,  0.022216797f,
+        -0.011016846f, 0.004852295f, -0.0017700195f, 0.00048828125f, -0.000030517578f,
     };
-    constexpr std::array<Common::FixedPoint<24, 8>, WindowSize> SincWindow5{
-        80.62500000f, -24.67187500f, 12.44921875f, -6.80859375f, 3.66406250f,
-        -1.83984375f, 0.83203125f,   -0.31640625f, 0.09375000f,  -0.01171875f,
+    constexpr std::array<Common::FixedPoint<17, 15>, WindowSize> WindowedSinc5{
+        0.1854248f,    -0.075164795f, 0.03967285f,    -0.021728516f,  0.011474609f,
+        -0.005584717f, 0.0024108887f, -0.0008239746f, 0.00021362305f, 0.0f,
     };
 
     if (!state->initialized) {
@@ -91,52 +91,31 @@ static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
             static_cast<u16>((state->history_output_index + 1) % UpsamplerState::HistorySize);
     };
 
-    auto calculate_sample = [&state](std::span<const Common::FixedPoint<24, 8>> coeffs1,
-                                     std::span<const Common::FixedPoint<24, 8>> coeffs2) -> s32 {
+    auto calculate_sample = [&state](std::span<const Common::FixedPoint<17, 15>> coeffs1,
+                                     std::span<const Common::FixedPoint<17, 15>> coeffs2) -> s32 {
         auto output_index{state->history_output_index};
-        auto start_pos{output_index - state->history_start_index + 1U};
-        auto end_pos{10U};
+        u64 result{0};
 
-        if (start_pos < 10) {
-            end_pos = start_pos;
-        }
+        for (u32 coeff_index = 0; coeff_index < 10; coeff_index++) {
+            result += static_cast<u64>(state->history[output_index].to_raw()) *
+                      coeffs1[coeff_index].to_raw();
 
-        u64 prev_contrib{0};
-        u32 coeff_index{0};
-        for (; coeff_index < end_pos; coeff_index++, output_index--) {
-            prev_contrib += static_cast<u64>(state->history[output_index].to_raw()) *
-                            coeffs1[coeff_index].to_raw();
-        }
-
-        auto end_index{state->history_end_index};
-        for (; start_pos < 9; start_pos++, coeff_index++, end_index--) {
-            prev_contrib += static_cast<u64>(state->history[end_index].to_raw()) *
-                            coeffs1[coeff_index].to_raw();
+            output_index = output_index == state->history_start_index ? state->history_end_index
+                                                                      : output_index - 1;
         }
 
         output_index =
             static_cast<u16>((state->history_output_index + 1) % UpsamplerState::HistorySize);
-        start_pos = state->history_end_index - output_index + 1U;
-        end_pos = 10U;
 
-        if (start_pos < 10) {
-            end_pos = start_pos;
+        for (u32 coeff_index = 0; coeff_index < 10; coeff_index++) {
+            result += static_cast<u64>(state->history[output_index].to_raw()) *
+                      coeffs2[coeff_index].to_raw();
+
+            output_index = output_index == state->history_end_index ? state->history_start_index
+                                                                    : output_index + 1;
         }
 
-        u64 next_contrib{0};
-        coeff_index = 0;
-        for (; coeff_index < end_pos; coeff_index++, output_index++) {
-            next_contrib += static_cast<u64>(state->history[output_index].to_raw()) *
-                            coeffs2[coeff_index].to_raw();
-        }
-
-        auto start_index{state->history_start_index};
-        for (; start_pos < 9; start_pos++, start_index++, coeff_index++) {
-            next_contrib += static_cast<u64>(state->history[start_index].to_raw()) *
-                            coeffs2[coeff_index].to_raw();
-        }
-
-        return static_cast<s32>(((prev_contrib >> 15) + (next_contrib >> 15)) >> 8);
+        return static_cast<s32>(result >> (8 + 15));
     };
 
     switch (state->ratio.to_int_floor()) {
@@ -150,23 +129,23 @@ static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
                 break;
 
             case 1:
-                output[write_index] = calculate_sample(SincWindow3, SincWindow4);
+                output[write_index] = calculate_sample(WindowedSinc1, WindowedSinc5);
                 break;
 
             case 2:
-                output[write_index] = calculate_sample(SincWindow2, SincWindow1);
+                output[write_index] = calculate_sample(WindowedSinc2, WindowedSinc4);
                 break;
 
             case 3:
-                output[write_index] = calculate_sample(SincWindow5, SincWindow5);
+                output[write_index] = calculate_sample(WindowedSinc3, WindowedSinc3);
                 break;
 
             case 4:
-                output[write_index] = calculate_sample(SincWindow1, SincWindow2);
+                output[write_index] = calculate_sample(WindowedSinc4, WindowedSinc2);
                 break;
 
             case 5:
-                output[write_index] = calculate_sample(SincWindow4, SincWindow3);
+                output[write_index] = calculate_sample(WindowedSinc5, WindowedSinc1);
                 break;
             }
             state->sample_index = static_cast<u8>((state->sample_index + 1) % 6);
@@ -183,11 +162,11 @@ static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
                 break;
 
             case 1:
-                output[write_index] = calculate_sample(SincWindow2, SincWindow1);
+                output[write_index] = calculate_sample(WindowedSinc2, WindowedSinc4);
                 break;
 
             case 2:
-                output[write_index] = calculate_sample(SincWindow1, SincWindow2);
+                output[write_index] = calculate_sample(WindowedSinc4, WindowedSinc2);
                 break;
             }
             state->sample_index = static_cast<u8>((state->sample_index + 1) % 3);
@@ -204,12 +183,12 @@ static void SrcProcessFrame(std::span<s32> output, std::span<const s32> input,
                 break;
 
             case 1:
-                output[write_index] = calculate_sample(SincWindow1, SincWindow2);
+                output[write_index] = calculate_sample(WindowedSinc4, WindowedSinc2);
                 break;
 
             case 2:
                 increment();
-                output[write_index] = calculate_sample(SincWindow2, SincWindow1);
+                output[write_index] = calculate_sample(WindowedSinc2, WindowedSinc4);
                 break;
             }
             state->sample_index = static_cast<u8>((state->sample_index + 1) % 3);

src/common/CMakeLists.txt

@@ -38,6 +38,8 @@ add_library(common STATIC
     common_precompiled_headers.h
     common_types.h
     concepts.h
+    demangle.cpp
+    demangle.h
     div_ceil.h
     dynamic_library.cpp
     dynamic_library.h
@@ -97,6 +99,7 @@ add_library(common STATIC
     point.h
     precompiled_headers.h
     quaternion.h
+    range_map.h
     reader_writer_queue.h
     ring_buffer.h
     ${CMAKE_CURRENT_BINARY_DIR}/scm_rev.cpp
@@ -174,7 +177,7 @@ endif()
 create_target_directory_groups(common)
 
 target_link_libraries(common PUBLIC ${Boost_LIBRARIES} fmt::fmt microprofile Threads::Threads)
-target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd)
+target_link_libraries(common PRIVATE lz4::lz4 zstd::zstd LLVM::Demangle)
 
 if (YUZU_USE_PRECOMPILED_HEADERS)
     target_precompile_headers(common PRIVATE precompiled_headers.h)

src/common/address_space.h

@@ -12,7 +12,8 @@
 
 namespace Common {
 template <typename VaType, size_t AddressSpaceBits>
-concept AddressSpaceValid = std::is_unsigned_v<VaType> && sizeof(VaType) * 8 >= AddressSpaceBits;
+concept AddressSpaceValid = std::is_unsigned_v<VaType> && sizeof(VaType) * 8 >=
+AddressSpaceBits;
 
 struct EmptyStruct {};
 
@@ -21,7 +22,7 @@ struct EmptyStruct {};
  */
 template <typename VaType, VaType UnmappedVa, typename PaType, PaType UnmappedPa,
           bool PaContigSplit, size_t AddressSpaceBits, typename ExtraBlockInfo = EmptyStruct>
-requires AddressSpaceValid<VaType, AddressSpaceBits>
+    requires AddressSpaceValid<VaType, AddressSpaceBits>
 class FlatAddressSpaceMap {
 public:
     /// The maximum VA that this AS can technically reach
@@ -109,7 +110,7 @@ private:
  * initial, fast linear pass and a subsequent slower pass that iterates until it finds a free block
  */
 template <typename VaType, VaType UnmappedVa, size_t AddressSpaceBits>
-requires AddressSpaceValid<VaType, AddressSpaceBits>
+    requires AddressSpaceValid<VaType, AddressSpaceBits>
 class FlatAllocator
     : public FlatAddressSpaceMap<VaType, UnmappedVa, bool, false, false, AddressSpaceBits> {
 private:

src/common/alignment.h

@@ -10,7 +10,7 @@
 namespace Common {
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr T AlignUp(T value, size_t size) {
     auto mod{static_cast<T>(value % size)};
     value -= mod;
@@ -18,31 +18,31 @@ requires std::is_unsigned_v<T>
 }
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr T AlignUpLog2(T value, size_t align_log2) {
     return static_cast<T>((value + ((1ULL << align_log2) - 1)) >> align_log2 << align_log2);
 }
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr T AlignDown(T value, size_t size) {
     return static_cast<T>(value - value % size);
 }
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr bool Is4KBAligned(T value) {
     return (value & 0xFFF) == 0;
 }
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr bool IsWordAligned(T value) {
     return (value & 0b11) == 0;
 }
 
 template <typename T>
-requires std::is_integral_v<T>
+    requires std::is_integral_v<T>
 [[nodiscard]] constexpr bool IsAligned(T value, size_t alignment) {
     using U = typename std::make_unsigned_t<T>;
     const U mask = static_cast<U>(alignment - 1);
@@ -50,7 +50,7 @@ requires std::is_integral_v<T>
 }
 
 template <typename T, typename U>
-requires std::is_integral_v<T>
+    requires std::is_integral_v<T>
 [[nodiscard]] constexpr T DivideUp(T x, U y) {
     return (x + (y - 1)) / y;
 }
@@ -73,11 +73,11 @@ public:
     constexpr AlignmentAllocator(const AlignmentAllocator<T2, Align>&) noexcept {}
 
     [[nodiscard]] T* allocate(size_type n) {
-        return static_cast<T*>(::operator new (n * sizeof(T), std::align_val_t{Align}));
+        return static_cast<T*>(::operator new(n * sizeof(T), std::align_val_t{Align}));
     }
 
     void deallocate(T* p, size_type n) {
-        ::operator delete (p, n * sizeof(T), std::align_val_t{Align});
+        ::operator delete(p, n * sizeof(T), std::align_val_t{Align});
     }
 
     template <typename T2>

src/common/atomic_helpers.h

@@ -75,7 +75,7 @@ extern "C" void AnnotateHappensAfter(const char*, int, void*);
 #if defined(AE_VCPP) || defined(AE_ICC)
 #define AE_FORCEINLINE __forceinline
 #elif defined(AE_GCC)
-//#define AE_FORCEINLINE __attribute__((always_inline))
+// #define AE_FORCEINLINE __attribute__((always_inline))
 #define AE_FORCEINLINE inline
 #else
 #define AE_FORCEINLINE inline

src/common/bit_util.h

@@ -45,19 +45,19 @@ template <typename T>
 }
 
 template <typename T>
-requires std::is_unsigned_v<T>
+    requires std::is_unsigned_v<T>
 [[nodiscard]] constexpr bool IsPow2(T value) {
     return std::has_single_bit(value);
 }
 
 template <typename T>
-requires std::is_integral_v<T>
+    requires std::is_integral_v<T>
 [[nodiscard]] T NextPow2(T value) {
     return static_cast<T>(1ULL << ((8U * sizeof(T)) - std::countl_zero(value - 1U)));
 }
 
 template <size_t bit_index, typename T>
-requires std::is_integral_v<T>
+    requires std::is_integral_v<T>
 [[nodiscard]] constexpr bool Bit(const T value) {
     static_assert(bit_index < BitSize<T>(), "bit_index must be smaller than size of T");
     return ((value >> bit_index) & T(1)) == T(1);

src/common/concepts.h

@@ -16,9 +16,9 @@ concept IsContiguousContainer = std::contiguous_iterator<typename T::iterator>;
 //       is available on all supported platforms.
 template <typename Derived, typename Base>
 concept DerivedFrom = requires {
-    std::is_base_of_v<Base, Derived>;
-    std::is_convertible_v<const volatile Derived*, const volatile Base*>;
-};
+                          std::is_base_of_v<Base, Derived>;
+                          std::is_convertible_v<const volatile Derived*, const volatile Base*>;
+                      };
 
 // TODO: Replace with std::convertible_to when libc++ implements it.
 template <typename From, typename To>

src/common/demangle.cpp

@@ -0,0 +1,35 @@
+// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include <llvm/Demangle/Demangle.h>
+
+#include "common/demangle.h"
+#include "common/scope_exit.h"
+
+namespace Common {
+
+std::string DemangleSymbol(const std::string& mangled) {
+    auto is_itanium = [](const std::string& name) -> bool {
+        // A valid Itanium encoding requires 1-4 leading underscores, followed by 'Z'.
+        auto pos = name.find_first_not_of('_');
+        return pos > 0 && pos <= 4 && pos < name.size() && name[pos] == 'Z';
+    };
+
+    if (mangled.empty()) {
+        return mangled;
+    }
+
+    char* demangled = nullptr;
+    SCOPE_EXIT({ std::free(demangled); });
+
+    if (is_itanium(mangled)) {
+        demangled = llvm::itaniumDemangle(mangled.c_str(), nullptr, nullptr, nullptr);
+    }
+
+    if (!demangled) {
+        return mangled;
+    }
+    return demangled;
+}
+
+} // namespace Common

src/common/demangle.h

@@ -0,0 +1,12 @@
+// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <string>
+
+namespace Common {
+
+std::string DemangleSymbol(const std::string& mangled);
+
+} // namespace Common

src/common/div_ceil.h

@@ -10,14 +10,14 @@ namespace Common {
 
 /// Ceiled integer division.
 template <typename N, typename D>
-requires std::is_integral_v<N> && std::is_unsigned_v<D>
+    requires std::is_integral_v<N> && std::is_unsigned_v<D>
 [[nodiscard]] constexpr N DivCeil(N number, D divisor) {
     return static_cast<N>((static_cast<D>(number) + divisor - 1) / divisor);
 }
 
 /// Ceiled integer division with logarithmic divisor in base 2
 template <typename N, typename D>
-requires std::is_integral_v<N> && std::is_unsigned_v<D>
+    requires std::is_integral_v<N> && std::is_unsigned_v<D>
 [[nodiscard]] constexpr N DivCeilLog2(N value, D alignment_log2) {
     return static_cast<N>((static_cast<D>(value) + (D(1) << alignment_log2) - 1) >> alignment_log2);
 }

src/common/expected.h

@@ -64,7 +64,7 @@ struct no_init_t {
  * Additionally, this requires E to be trivially destructible
  */
 template <typename T, typename E, bool = std::is_trivially_destructible_v<T>>
-requires std::is_trivially_destructible_v<E>
+    requires std::is_trivially_destructible_v<E>
 struct expected_storage_base {
     constexpr expected_storage_base() : m_val{T{}}, m_has_val{true} {}
 
@@ -111,7 +111,7 @@ struct expected_storage_base {
  * Additionally, this requires E to be trivially destructible
  */
 template <typename T, typename E>
-requires std::is_trivially_destructible_v<E>
+    requires std::is_trivially_destructible_v<E>
 struct expected_storage_base<T, E, true> {
     constexpr expected_storage_base() : m_val{T{}}, m_has_val{true} {}
 
@@ -251,7 +251,7 @@ struct expected_operations_base : expected_storage_base<T, E> {
  * Additionally, this requires E to be trivially copy constructible
  */
 template <typename T, typename E, bool = std::is_trivially_copy_constructible_v<T>>
-requires std::is_trivially_copy_constructible_v<E>
+    requires std::is_trivially_copy_constructible_v<E>
 struct expected_copy_base : expected_operations_base<T, E> {
     using expected_operations_base<T, E>::expected_operations_base;
 };
@@ -261,7 +261,7 @@ struct expected_copy_base : expected_operations_base<T, E> {
  * Additionally, this requires E to be trivially copy constructible
  */
 template <typename T, typename E>
-requires std::is_trivially_copy_constructible_v<E>
+    requires std::is_trivially_copy_constructible_v<E>
 struct expected_copy_base<T, E, false> : expected_operations_base<T, E> {
     using expected_operations_base<T, E>::expected_operations_base;
 
@@ -289,7 +289,7 @@ struct expected_copy_base<T, E, false> : expected_operations_base<T, E> {
  * Additionally, this requires E to be trivially move constructible
  */
 template <typename T, typename E, bool = std::is_trivially_move_constructible_v<T>>
-requires std::is_trivially_move_constructible_v<E>
+    requires std::is_trivially_move_constructible_v<E>
 struct expected_move_base : expected_copy_base<T, E> {
     using expected_copy_base<T, E>::expected_copy_base;
 };
@@ -299,7 +299,7 @@ struct expected_move_base : expected_copy_base<T, E> {
  * Additionally, this requires E to be trivially move constructible
  */
 template <typename T, typename E>
-requires std::is_trivially_move_constructible_v<E>
+    requires std::is_trivially_move_constructible_v<E>
 struct expected_move_base<T, E, false> : expected_copy_base<T, E> {
     using expected_copy_base<T, E>::expected_copy_base;
 
@@ -330,9 +330,9 @@ template <typename T, typename E,
           bool = std::conjunction_v<std::is_trivially_copy_assignable<T>,
                                     std::is_trivially_copy_constructible<T>,
                                     std::is_trivially_destructible<T>>>
-requires std::conjunction_v<std::is_trivially_copy_assignable<E>,
-                            std::is_trivially_copy_constructible<E>,
-                            std::is_trivially_destructible<E>>
+    requires std::conjunction_v<std::is_trivially_copy_assignable<E>,
+                                std::is_trivially_copy_constructible<E>,
+                                std::is_trivially_destructible<E>>
 struct expected_copy_assign_base : expected_move_base<T, E> {
     using expected_move_base<T, E>::expected_move_base;
 };
@@ -342,9 +342,9 @@ struct expected_copy_assign_base : expected_move_base<T, E> {
  * Additionally, this requires E to be trivially copy assignable
  */
 template <typename T, typename E>
-requires std::conjunction_v<std::is_trivially_copy_assignable<E>,
-                            std::is_trivially_copy_constructible<E>,
-                            std::is_trivially_destructible<E>>
+    requires std::conjunction_v<std::is_trivially_copy_assignable<E>,
+                                std::is_trivially_copy_constructible<E>,
+                                std::is_trivially_destructible<E>>
 struct expected_copy_assign_base<T, E, false> : expected_move_base<T, E> {
     using expected_move_base<T, E>::expected_move_base;
 
@@ -371,9 +371,9 @@ template <typename T, typename E,
           bool = std::conjunction_v<std::is_trivially_move_assignable<T>,
                                     std::is_trivially_move_constructible<T>,
                                     std::is_trivially_destructible<T>>>
-requires std::conjunction_v<std::is_trivially_move_assignable<E>,
-                            std::is_trivially_move_constructible<E>,
-                            std::is_trivially_destructible<E>>
+    requires std::conjunction_v<std::is_trivially_move_assignable<E>,
+                                std::is_trivially_move_constructible<E>,
+                                std::is_trivially_destructible<E>>
 struct expected_move_assign_base : expected_copy_assign_base<T, E> {
     using expected_copy_assign_base<T, E>::expected_copy_assign_base;
 };
@@ -383,9 +383,9 @@ struct expected_move_assign_base : expected_copy_assign_base<T, E> {
  * Additionally, this requires E to be trivially move assignable
  */
 template <typename T, typename E>
-requires std::conjunction_v<std::is_trivially_move_assignable<E>,
-                            std::is_trivially_move_constructible<E>,
-                            std::is_trivially_destructible<E>>
+    requires std::conjunction_v<std::is_trivially_move_assignable<E>,
+                                std::is_trivially_move_constructible<E>,
+                                std::is_trivially_destructible<E>>
 struct expected_move_assign_base<T, E, false> : expected_copy_assign_base<T, E> {
     using expected_copy_assign_base<T, E>::expected_copy_assign_base;
 
@@ -412,7 +412,7 @@ struct expected_move_assign_base<T, E, false> : expected_copy_assign_base<T, E>
  */
 template <typename T, typename E, bool EnableCopy = std::is_copy_constructible_v<T>,
           bool EnableMove = std::is_move_constructible_v<T>>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
 struct expected_delete_ctor_base {
     expected_delete_ctor_base() = default;
     expected_delete_ctor_base(const expected_delete_ctor_base&) = default;
@@ -422,7 +422,7 @@ struct expected_delete_ctor_base {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
 struct expected_delete_ctor_base<T, E, true, false> {
     expected_delete_ctor_base() = default;
     expected_delete_ctor_base(const expected_delete_ctor_base&) = default;
@@ -432,7 +432,7 @@ struct expected_delete_ctor_base<T, E, true, false> {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
 struct expected_delete_ctor_base<T, E, false, true> {
     expected_delete_ctor_base() = default;
     expected_delete_ctor_base(const expected_delete_ctor_base&) = delete;
@@ -442,7 +442,7 @@ struct expected_delete_ctor_base<T, E, false, true> {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>>
 struct expected_delete_ctor_base<T, E, false, false> {
     expected_delete_ctor_base() = default;
     expected_delete_ctor_base(const expected_delete_ctor_base&) = delete;
@@ -460,8 +460,8 @@ template <
     typename T, typename E,
     bool EnableCopy = std::conjunction_v<std::is_copy_constructible<T>, std::is_copy_assignable<T>>,
     bool EnableMove = std::conjunction_v<std::is_move_constructible<T>, std::is_move_assignable<T>>>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
-                            std::is_copy_assignable<E>, std::is_move_assignable<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
+                                std::is_copy_assignable<E>, std::is_move_assignable<E>>
 struct expected_delete_assign_base {
     expected_delete_assign_base() = default;
     expected_delete_assign_base(const expected_delete_assign_base&) = default;
@@ -471,8 +471,8 @@ struct expected_delete_assign_base {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
-                            std::is_copy_assignable<E>, std::is_move_assignable<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
+                                std::is_copy_assignable<E>, std::is_move_assignable<E>>
 struct expected_delete_assign_base<T, E, true, false> {
     expected_delete_assign_base() = default;
     expected_delete_assign_base(const expected_delete_assign_base&) = default;
@@ -482,8 +482,8 @@ struct expected_delete_assign_base<T, E, true, false> {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
-                            std::is_copy_assignable<E>, std::is_move_assignable<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
+                                std::is_copy_assignable<E>, std::is_move_assignable<E>>
 struct expected_delete_assign_base<T, E, false, true> {
     expected_delete_assign_base() = default;
     expected_delete_assign_base(const expected_delete_assign_base&) = default;
@@ -493,8 +493,8 @@ struct expected_delete_assign_base<T, E, false, true> {
 };
 
 template <typename T, typename E>
-requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
-                            std::is_copy_assignable<E>, std::is_move_assignable<E>>
+    requires std::conjunction_v<std::is_copy_constructible<E>, std::is_move_constructible<E>,
+                                std::is_copy_assignable<E>, std::is_move_assignable<E>>
 struct expected_delete_assign_base<T, E, false, false> {
     expected_delete_assign_base() = default;
     expected_delete_assign_base(const expected_delete_assign_base&) = default;

src/common/input.h

@@ -51,6 +51,8 @@ enum class PollingMode {
     NFC,
     // Enable infrared camera polling
     IR,
+    // Enable ring controller polling
+    Ring,
 };
 
 enum class CameraFormat {
@@ -62,21 +64,22 @@ enum class CameraFormat {
     None,
 };
 
-// Vibration reply from the controller
-enum class VibrationError {
-    None,
+// Different results that can happen from a device request
+enum class DriverResult {
+    Success,
+    WrongReply,
+    Timeout,
+    UnsupportedControllerType,
+    HandleInUse,
+    ErrorReadingData,
+    ErrorWritingData,
+    NoDeviceDetected,
+    InvalidHandle,
     NotSupported,
     Disabled,
     Unknown,
 };
 
-// Polling mode reply from the controller
-enum class PollingError {
-    None,
-    NotSupported,
-    Unknown,
-};
-
 // Nfc reply from the controller
 enum class NfcState {
     Success,
@@ -90,13 +93,6 @@ enum class NfcState {
     Unknown,
 };
 
-// Ir camera reply from the controller
-enum class CameraError {
-    None,
-    NotSupported,
-    Unknown,
-};
-
 // Hint for amplification curve to be used
 enum class VibrationAmplificationType {
     Linear,
@@ -134,6 +130,8 @@ struct ButtonStatus {
     bool inverted{};
     // Press once to activate, press again to release
     bool toggle{};
+    // Spams the button when active
+    bool turbo{};
     // Internal lock for the toggle status
     bool locked{};
 };
@@ -190,6 +188,8 @@ struct TouchStatus {
 struct BodyColorStatus {
     u32 body{};
     u32 buttons{};
+    u32 left_grip{};
+    u32 right_grip{};
 };
 
 // HD rumble data
@@ -228,17 +228,31 @@ enum class ButtonNames {
     Engine,
     // This will display the button by value instead of the button name
     Value,
+
+    // Joycon button names
     ButtonLeft,
     ButtonRight,
     ButtonDown,
     ButtonUp,
-    TriggerZ,
-    TriggerR,
-    TriggerL,
     ButtonA,
     ButtonB,
     ButtonX,
     ButtonY,
+    ButtonPlus,
+    ButtonMinus,
+    ButtonHome,
+    ButtonCapture,
+    ButtonStickL,
+    ButtonStickR,
+    TriggerL,
+    TriggerZL,
+    TriggerSL,
+    TriggerR,
+    TriggerZR,
+    TriggerSR,
+
+    // GC button names
+    TriggerZ,
     ButtonStart,
 
     // DS4 button names
@@ -292,9 +306,6 @@ class InputDevice {
 public:
     virtual ~InputDevice() = default;
 
-    // Request input device to update if necessary
-    virtual void SoftUpdate() {}
-
     // Force input device to update data regardless of the current state
     virtual void ForceUpdate() {}
 
@@ -319,22 +330,24 @@ class OutputDevice {
 public:
     virtual ~OutputDevice() = default;
 
-    virtual void SetLED([[maybe_unused]] const LedStatus& led_status) {}
+    virtual DriverResult SetLED([[maybe_unused]] const LedStatus& led_status) {
+        return DriverResult::NotSupported;
+    }
 
-    virtual VibrationError SetVibration([[maybe_unused]] const VibrationStatus& vibration_status) {
-        return VibrationError::NotSupported;
+    virtual DriverResult SetVibration([[maybe_unused]] const VibrationStatus& vibration_status) {
+        return DriverResult::NotSupported;
     }
 
     virtual bool IsVibrationEnabled() {
         return false;
     }
 
-    virtual PollingError SetPollingMode([[maybe_unused]] PollingMode polling_mode) {
-        return PollingError::NotSupported;
+    virtual DriverResult SetPollingMode([[maybe_unused]] PollingMode polling_mode) {
+        return DriverResult::NotSupported;
     }
 
-    virtual CameraError SetCameraFormat([[maybe_unused]] CameraFormat camera_format) {
-        return CameraError::NotSupported;
+    virtual DriverResult SetCameraFormat([[maybe_unused]] CameraFormat camera_format) {
+        return DriverResult::NotSupported;
     }
 
     virtual NfcState SupportsNfc() const {

src/common/intrusive_red_black_tree.h

@@ -242,19 +242,21 @@ public:
 
 template <typename T>
 concept HasRedBlackKeyType = requires {
-    { std::is_same<typename T::RedBlackKeyType, void>::value } -> std::convertible_to<bool>;
-};
+                                 {
+                                     std::is_same<typename T::RedBlackKeyType, void>::value
+                                     } -> std::convertible_to<bool>;
+                             };
 
 namespace impl {
 
-    template <typename T, typename Default>
-    consteval auto* GetRedBlackKeyType() {
-        if constexpr (HasRedBlackKeyType<T>) {
-            return static_cast<typename T::RedBlackKeyType*>(nullptr);
-        } else {
-            return static_cast<Default*>(nullptr);
-        }
+template <typename T, typename Default>
+consteval auto* GetRedBlackKeyType() {
+    if constexpr (HasRedBlackKeyType<T>) {
+        return static_cast<typename T::RedBlackKeyType*>(nullptr);
+    } else {
+        return static_cast<Default*>(nullptr);
     }
+}
 
 } // namespace impl
 

src/common/make_unique_for_overwrite.h

@@ -9,17 +9,19 @@
 namespace Common {
 
 template <class T>
-requires(!std::is_array_v<T>) std::unique_ptr<T> make_unique_for_overwrite() {
+    requires(!std::is_array_v<T>)
+std::unique_ptr<T> make_unique_for_overwrite() {
     return std::unique_ptr<T>(new T);
 }
 
 template <class T>
-requires std::is_unbounded_array_v<T> std::unique_ptr<T> make_unique_for_overwrite(std::size_t n) {
+    requires std::is_unbounded_array_v<T>
+std::unique_ptr<T> make_unique_for_overwrite(std::size_t n) {
     return std::unique_ptr<T>(new std::remove_extent_t<T>[n]);
 }
 
 template <class T, class... Args>
-requires std::is_bounded_array_v<T>
+    requires std::is_bounded_array_v<T>
 void make_unique_for_overwrite(Args&&...) = delete;
 
 } // namespace Common

src/common/polyfill_ranges.h

@@ -18,9 +18,9 @@ namespace ranges {
 
 template <typename T>
 concept range = requires(T& t) {
-    begin(t);
-    end(t);
-};
+                    begin(t);
+                    end(t);
+                };
 
 template <typename T>
 concept input_range = range<T>;
@@ -421,7 +421,7 @@ struct generate_fn {
     }
 
     template <typename R, std::copy_constructible F>
-    requires std::invocable<F&> && ranges::output_range<R>
+        requires std::invocable<F&> && ranges::output_range<R>
     constexpr ranges::iterator_t<R> operator()(R&& r, F gen) const {
         return operator()(ranges::begin(r), ranges::end(r), std::move(gen));
     }

src/common/polyfill_thread.h

@@ -11,6 +11,8 @@
 
 #ifdef __cpp_lib_jthread
 
+#include <chrono>
+#include <condition_variable>
 #include <stop_token>
 #include <thread>
 
@@ -21,23 +23,36 @@ void CondvarWait(Condvar& cv, Lock& lock, std::stop_token token, Pred&& pred) {
     cv.wait(lock, token, std::move(pred));
 }
 
+template <typename Rep, typename Period>
+bool StoppableTimedWait(std::stop_token token, const std::chrono::duration<Rep, Period>& rel_time) {
+    std::condition_variable_any cv;
+    std::mutex m;
+
+    // Perform the timed wait.
+    std::unique_lock lk{m};
+    return !cv.wait_for(lk, token, rel_time, [&] { return token.stop_requested(); });
+}
+
 } // namespace Common
 
 #else
 
 #include <atomic>
+#include <chrono>
+#include <condition_variable>
 #include <functional>
-#include <list>
+#include <map>
 #include <memory>
 #include <mutex>
 #include <optional>
 #include <thread>
 #include <type_traits>
+#include <utility>
 
 namespace std {
 namespace polyfill {
 
-using stop_state_callbacks = list<function<void()>>;
+using stop_state_callback = size_t;
 
 class stop_state {
 public:
@@ -45,61 +60,69 @@ public:
     ~stop_state() = default;
 
     bool request_stop() {
-        stop_state_callbacks callbacks;
+        unique_lock lk{m_lock};
 
-        {
-            scoped_lock lk{m_lock};
-
-            if (m_stop_requested.load()) {
-                // Already set, nothing to do
-                return false;
-            }
-
-            // Set as requested
-            m_stop_requested = true;
-
-            // Copy callback list
-            callbacks = m_callbacks;
+        if (m_stop_requested) {
+            // Already set, nothing to do.
+            return false;
         }
 
-        for (auto callback : callbacks) {
-            callback();
+        // Mark stop requested.
+        m_stop_requested = true;
+
+        while (!m_callbacks.empty()) {
+            // Get an iterator to the first element.
+            const auto it = m_callbacks.begin();
+
+            // Move the callback function out of the map.
+            function<void()> f;
+            swap(it->second, f);
+
+            // Erase the now-empty map element.
+            m_callbacks.erase(it);
+
+            // Run the callback.
+            if (f) {
+                f();
+            }
         }
 
         return true;
     }
 
     bool stop_requested() const {
-        return m_stop_requested.load();
+        unique_lock lk{m_lock};
+        return m_stop_requested;
     }
 
-    stop_state_callbacks::const_iterator insert_callback(function<void()> f) {
-        stop_state_callbacks::const_iterator ret{};
-        bool should_run{};
+    stop_state_callback insert_callback(function<void()> f) {
+        unique_lock lk{m_lock};
 
-        {
-            scoped_lock lk{m_lock};
-            should_run = m_stop_requested.load();
-            m_callbacks.push_front(f);
-            ret = m_callbacks.begin();
-        }
-
-        if (should_run) {
-            f();
+        if (m_stop_requested) {
+            // Stop already requested. Don't insert anything,
+            // just run the callback synchronously.
+            if (f) {
+                f();
+            }
+            return 0;
         }
 
+        // Insert the callback.
+        stop_state_callback ret = ++m_next_callback;
+        m_callbacks.emplace(ret, move(f));
         return ret;
     }
 
-    void remove_callback(stop_state_callbacks::const_iterator it) {
-        scoped_lock lk{m_lock};
-        m_callbacks.erase(it);
+    void remove_callback(stop_state_callback cb) {
+        unique_lock lk{m_lock};
+        m_callbacks.erase(cb);
     }
 
 private:
-    mutex m_lock;
-    atomic<bool> m_stop_requested;
-    stop_state_callbacks m_callbacks;
+    mutable recursive_mutex m_lock;
+    map<stop_state_callback, function<void()>> m_callbacks;
+    stop_state_callback m_next_callback{0};
+    bool m_stop_requested{false};
 };
 
 } // namespace polyfill
@@ -190,7 +213,7 @@ public:
     using callback_type = Callback;
 
     template <typename C>
-    requires constructible_from<Callback, C>
+        requires constructible_from<Callback, C>
     explicit stop_callback(const stop_token& st,
                            C&& cb) noexcept(is_nothrow_constructible_v<Callback, C>)
         : m_stop_state(st.m_stop_state) {
@@ -199,7 +222,7 @@ public:
         }
     }
     template <typename C>
-    requires constructible_from<Callback, C>
+        requires constructible_from<Callback, C>
     explicit stop_callback(stop_token&& st,
                            C&& cb) noexcept(is_nothrow_constructible_v<Callback, C>)
         : m_stop_state(move(st.m_stop_state)) {
@@ -209,7 +232,7 @@ public:
     }
     ~stop_callback() {
         if (m_stop_state && m_callback) {
-            m_stop_state->remove_callback(*m_callback);
+            m_stop_state->remove_callback(m_callback);
         }
     }
 
@@ -220,7 +243,7 @@ public:
 
 private:
     shared_ptr<polyfill::stop_state> m_stop_state;
-    optional<polyfill::stop_state_callbacks::const_iterator> m_callback;
+    polyfill::stop_state_callback m_callback;
 };
 
 template <typename Callback>
@@ -318,6 +341,28 @@ void CondvarWait(Condvar& cv, Lock& lock, std::stop_token token, Pred pred) {
     cv.wait(lock, [&] { return pred() || token.stop_requested(); });
 }
 
+template <typename Rep, typename Period>
+bool StoppableTimedWait(std::stop_token token, const std::chrono::duration<Rep, Period>& rel_time) {
+    if (token.stop_requested()) {
+        return false;
+    }
+
+    bool stop_requested = false;
+    std::condition_variable cv;
+    std::mutex m;
+
+    std::stop_callback cb(token, [&] {
+        // Wake up the waiting thread.
+        std::unique_lock lk{m};
+        stop_requested = true;
+        cv.notify_one();
+    });
+
+    // Perform the timed wait.
+    std::unique_lock lk{m};
+    return !cv.wait_for(lk, rel_time, [&] { return stop_requested; });
+}
+
 } // namespace Common
 
 #endif

src/common/range_map.h

@@ -0,0 +1,139 @@
+// SPDX-FileCopyrightText: Copyright 2022 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
+#pragma once
+
+#include <map>
+#include <type_traits>
+
+#include "common/common_types.h"
+
+namespace Common {
+
+template <typename KeyTBase, typename ValueT>
+class RangeMap {
+private:
+    using KeyT =
+        std::conditional_t<std::is_signed_v<KeyTBase>, KeyTBase, std::make_signed_t<KeyTBase>>;
+
+public:
+    explicit RangeMap(ValueT null_value_) : null_value{null_value_} {
+        container.emplace(std::numeric_limits<KeyT>::min(), null_value);
+    };
+    ~RangeMap() = default;
+
+    void Map(KeyTBase address, KeyTBase address_end, ValueT value) {
+        KeyT new_address = static_cast<KeyT>(address);
+        KeyT new_address_end = static_cast<KeyT>(address_end);
+        if (new_address < 0) {
+            new_address = 0;
+        }
+        if (new_address_end < 0) {
+            new_address_end = 0;
+        }
+        InternalMap(new_address, new_address_end, value);
+    }
+
+    void Unmap(KeyTBase address, KeyTBase address_end) {
+        Map(address, address_end, null_value);
+    }
+
+    [[nodiscard]] size_t GetContinousSizeFrom(KeyTBase address) const {
+        const KeyT new_address = static_cast<KeyT>(address);
+        if (new_address < 0) {
+            return 0;
+        }
+        return ContinousSizeInternal(new_address);
+    }
+
+    [[nodiscard]] ValueT GetValueAt(KeyT address) const {
+        const KeyT new_address = static_cast<KeyT>(address);
+        if (new_address < 0) {
+            return null_value;
+        }
+        return GetValueInternal(new_address);
+    }
+
+private:
+    using MapType = std::map<KeyT, ValueT>;
+    using IteratorType = typename MapType::iterator;
+    using ConstIteratorType = typename MapType::const_iterator;
+
+    size_t ContinousSizeInternal(KeyT address) const {
+        const auto it = GetFirstElementBeforeOrOn(address);
+        if (it == container.end() || it->second == null_value) {
+            return 0;
+        }
+        const auto it_end = std::next(it);
+        if (it_end == container.end()) {
+            return std::numeric_limits<KeyT>::max() - address;
+        }
+        return it_end->first - address;
+    }
+
+    ValueT GetValueInternal(KeyT address) const {
+        const auto it = GetFirstElementBeforeOrOn(address);
+        if (it == container.end()) {
+            return null_value;
+        }
+        return it->second;
+    }
+
+    ConstIteratorType GetFirstElementBeforeOrOn(KeyT address) const {
+        auto it = container.lower_bound(address);
+        if (it == container.begin()) {
+            return it;
+        }
+        if (it != container.end() && (it->first == address)) {
+            return it;
+        }
+        --it;
+        return it;
+    }
+
+    ValueT GetFirstValueWithin(KeyT address) {
+        auto it = container.lower_bound(address);
+        if (it == container.begin()) {
+            return it->second;
+        }
+        if (it == container.end()) [[unlikely]] { // this would be a bug
+            return null_value;
+        }
+        --it;
+        return it->second;
+    }
+
+    ValueT GetLastValueWithin(KeyT address) {
+        auto it = container.upper_bound(address);
+        if (it == container.end()) {
+            return null_value;
+        }
+        if (it == container.begin()) [[unlikely]] { // this would be a bug
+            return it->second;
+        }
+        --it;
+        return it->second;
+    }
+
+    void InternalMap(KeyT address, KeyT address_end, ValueT value) {
+        const bool must_add_start = GetFirstValueWithin(address) != value;
+        const ValueT last_value = GetLastValueWithin(address_end);
+        const bool must_add_end = last_value != value;
+        auto it = container.lower_bound(address);
+        const auto it_end = container.upper_bound(address_end);
+        while (it != it_end) {
+            it = container.erase(it);
+        }
+        if (must_add_start) {
+            container.emplace(address, value);
+        }
+        if (must_add_end) {
+            container.emplace(address_end, last_value);
+        }
+    }
+
+    ValueT null_value;
+    MapType container;
+};
+
+} // namespace Common

src/common/settings.cpp

@@ -129,6 +129,10 @@ void UpdateRescalingInfo() {
         info.up_scale = 1;
         info.down_shift = 0;
         break;
+    case ResolutionSetup::Res3_2X:
+        info.up_scale = 3;
+        info.down_shift = 1;
+        break;
     case ResolutionSetup::Res2X:
         info.up_scale = 2;
         info.down_shift = 0;
@@ -149,6 +153,14 @@ void UpdateRescalingInfo() {
         info.up_scale = 6;
         info.down_shift = 0;
         break;
+    case ResolutionSetup::Res7X:
+        info.up_scale = 7;
+        info.down_shift = 0;
+        break;
+    case ResolutionSetup::Res8X:
+        info.up_scale = 8;
+        info.down_shift = 0;
+        break;
     default:
         ASSERT(false);
         info.up_scale = 1;
@@ -185,6 +197,7 @@ void RestoreGlobalState(bool is_powered_on) {
     // Renderer
     values.fsr_sharpening_slider.SetGlobal(true);
     values.renderer_backend.SetGlobal(true);
+    values.renderer_force_max_clock.SetGlobal(true);
     values.vulkan_device.SetGlobal(true);
     values.aspect_ratio.SetGlobal(true);
     values.max_anisotropy.SetGlobal(true);
@@ -200,6 +213,7 @@ void RestoreGlobalState(bool is_powered_on) {
     values.use_asynchronous_shaders.SetGlobal(true);
     values.use_fast_gpu_time.SetGlobal(true);
     values.use_pessimistic_flushes.SetGlobal(true);
+    values.use_vulkan_driver_pipeline_cache.SetGlobal(true);
     values.bg_red.SetGlobal(true);
     values.bg_green.SetGlobal(true);
     values.bg_blue.SetGlobal(true);

src/common/settings.h

@@ -56,11 +56,14 @@ enum class ResolutionSetup : u32 {
     Res1_2X = 0,
     Res3_4X = 1,
     Res1X = 2,
-    Res2X = 3,
-    Res3X = 4,
-    Res4X = 5,
-    Res5X = 6,
-    Res6X = 7,
+    Res3_2X = 3,
+    Res2X = 4,
+    Res3X = 5,
+    Res4X = 6,
+    Res5X = 7,
+    Res6X = 8,
+    Res7X = 9,
+    Res8X = 10,
 };
 
 enum class ScalingFilter : u32 {
@@ -128,7 +131,8 @@ public:
      * @param default_val Intial value of the setting, and default value of the setting
      * @param name Label for the setting
      */
-    explicit Setting(const Type& default_val, const std::string& name) requires(!ranged)
+    explicit Setting(const Type& default_val, const std::string& name)
+        requires(!ranged)
         : value{default_val}, default_value{default_val}, label{name} {}
     virtual ~Setting() = default;
 
@@ -141,7 +145,8 @@ public:
      * @param name Label for the setting
      */
     explicit Setting(const Type& default_val, const Type& min_val, const Type& max_val,
-                     const std::string& name) requires(ranged)
+                     const std::string& name)
+        requires(ranged)
         : value{default_val},
           default_value{default_val}, maximum{max_val}, minimum{min_val}, label{name} {}
 
@@ -229,7 +234,8 @@ public:
      * @param default_val Intial value of the setting, and default value of the setting
      * @param name Label for the setting
      */
-    explicit SwitchableSetting(const Type& default_val, const std::string& name) requires(!ranged)
+    explicit SwitchableSetting(const Type& default_val, const std::string& name)
+        requires(!ranged)
         : Setting<Type>{default_val, name} {}
     virtual ~SwitchableSetting() = default;
 
@@ -242,7 +248,8 @@ public:
      * @param name Label for the setting
      */
     explicit SwitchableSetting(const Type& default_val, const Type& min_val, const Type& max_val,
-                               const std::string& name) requires(ranged)
+                               const std::string& name)
+        requires(ranged)
         : Setting<Type, true>{default_val, min_val, max_val, name} {}
 
     /**
@@ -415,6 +422,7 @@ struct Values {
     // Renderer
     SwitchableSetting<RendererBackend, true> renderer_backend{
         RendererBackend::Vulkan, RendererBackend::OpenGL, RendererBackend::Null, "backend"};
+    SwitchableSetting<bool> renderer_force_max_clock{false, "force_max_clock"};
     Setting<bool> renderer_debug{false, "debug"};
     Setting<bool> renderer_shader_feedback{false, "shader_feedback"};
     Setting<bool> enable_nsight_aftermath{false, "nsight_aftermath"};
@@ -451,6 +459,8 @@ struct Values {
     SwitchableSetting<bool> use_asynchronous_shaders{false, "use_asynchronous_shaders"};
     SwitchableSetting<bool> use_fast_gpu_time{true, "use_fast_gpu_time"};
     SwitchableSetting<bool> use_pessimistic_flushes{false, "use_pessimistic_flushes"};
+    SwitchableSetting<bool> use_vulkan_driver_pipeline_cache{true,
+                                                             "use_vulkan_driver_pipeline_cache"};
 
     SwitchableSetting<u8> bg_red{0, "bg_red"};
     SwitchableSetting<u8> bg_green{0, "bg_green"};
@@ -477,6 +487,7 @@ struct Values {
 
     Setting<bool> enable_raw_input{false, "enable_raw_input"};
     Setting<bool> controller_navigation{true, "controller_navigation"};
+    Setting<bool> enable_joycon_driver{true, "enable_joycon_driver"};
 
     SwitchableSetting<bool> vibration_enabled{true, "vibration_enabled"};
     SwitchableSetting<bool> enable_accurate_vibrations{false, "enable_accurate_vibrations"};
@@ -531,6 +542,7 @@ struct Values {
     Setting<bool> reporting_services{false, "reporting_services"};
     Setting<bool> quest_flag{false, "quest_flag"};
     Setting<bool> disable_macro_jit{false, "disable_macro_jit"};
+    Setting<bool> disable_macro_hle{false, "disable_macro_hle"};
     Setting<bool> extended_logging{false, "extended_logging"};
     Setting<bool> use_debug_asserts{false, "use_debug_asserts"};
     Setting<bool> use_auto_stub{false, "use_auto_stub"};

src/common/string_util.cpp

@@ -30,7 +30,7 @@ std::string ToUpper(std::string str) {
     return str;
 }
 
-std::string StringFromBuffer(const std::vector<u8>& data) {
+std::string StringFromBuffer(std::span<const u8> data) {
     return std::string(data.begin(), std::find(data.begin(), data.end(), '\0'));
 }
 

src/common/string_util.h

@@ -5,6 +5,7 @@
 #pragma once
 
 #include <cstddef>
+#include <span>
 #include <string>
 #include <vector>
 #include "common/common_types.h"
@@ -17,7 +18,7 @@ namespace Common {
 /// Make a string uppercase
 [[nodiscard]] std::string ToUpper(std::string str);
 
-[[nodiscard]] std::string StringFromBuffer(const std::vector<u8>& data);
+[[nodiscard]] std::string StringFromBuffer(std::span<const u8> data);
 
 [[nodiscard]] std::string StripSpaces(const std::string& s);
 [[nodiscard]] std::string StripQuotes(const std::string& s);

src/common/tree.h

@@ -103,12 +103,12 @@ concept IsRBEntry = CheckRBEntry<T>::value;
 
 template <typename T>
 concept HasRBEntry = requires(T& t, const T& ct) {
-    { t.GetRBEntry() } -> std::same_as<RBEntry<T>&>;
-    { ct.GetRBEntry() } -> std::same_as<const RBEntry<T>&>;
-};
+                         { t.GetRBEntry() } -> std::same_as<RBEntry<T>&>;
+                         { ct.GetRBEntry() } -> std::same_as<const RBEntry<T>&>;
+                     };
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 class RBHead {
 private:
     T* m_rbh_root = nullptr;
@@ -130,90 +130,90 @@ public:
 };
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr RBEntry<T>& RB_ENTRY(T* t) {
     return t->GetRBEntry();
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr const RBEntry<T>& RB_ENTRY(const T* t) {
     return t->GetRBEntry();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr T* RB_LEFT(T* t) {
     return RB_ENTRY(t).Left();
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr const T* RB_LEFT(const T* t) {
     return RB_ENTRY(t).Left();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr T* RB_RIGHT(T* t) {
     return RB_ENTRY(t).Right();
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr const T* RB_RIGHT(const T* t) {
     return RB_ENTRY(t).Right();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr T* RB_PARENT(T* t) {
     return RB_ENTRY(t).Parent();
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr const T* RB_PARENT(const T* t) {
     return RB_ENTRY(t).Parent();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET_LEFT(T* t, T* e) {
     RB_ENTRY(t).SetLeft(e);
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET_RIGHT(T* t, T* e) {
     RB_ENTRY(t).SetRight(e);
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET_PARENT(T* t, T* e) {
     RB_ENTRY(t).SetParent(e);
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr bool RB_IS_BLACK(const T* t) {
     return RB_ENTRY(t).IsBlack();
 }
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr bool RB_IS_RED(const T* t) {
     return RB_ENTRY(t).IsRed();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 [[nodiscard]] constexpr RBColor RB_COLOR(const T* t) {
     return RB_ENTRY(t).Color();
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET_COLOR(T* t, RBColor c) {
     RB_ENTRY(t).SetColor(c);
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET(T* elm, T* parent) {
     auto& rb_entry = RB_ENTRY(elm);
     rb_entry.SetParent(parent);
@@ -223,14 +223,14 @@ constexpr void RB_SET(T* elm, T* parent) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_SET_BLACKRED(T* black, T* red) {
     RB_SET_COLOR(black, RBColor::RB_BLACK);
     RB_SET_COLOR(red, RBColor::RB_RED);
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_ROTATE_LEFT(RBHead<T>& head, T* elm, T*& tmp) {
     tmp = RB_RIGHT(elm);
     if (RB_SET_RIGHT(elm, RB_LEFT(tmp)); RB_RIGHT(elm) != nullptr) {
@@ -252,7 +252,7 @@ constexpr void RB_ROTATE_LEFT(RBHead<T>& head, T* elm, T*& tmp) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_ROTATE_RIGHT(RBHead<T>& head, T* elm, T*& tmp) {
     tmp = RB_LEFT(elm);
     if (RB_SET_LEFT(elm, RB_RIGHT(tmp)); RB_LEFT(elm) != nullptr) {
@@ -274,7 +274,7 @@ constexpr void RB_ROTATE_RIGHT(RBHead<T>& head, T* elm, T*& tmp) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_REMOVE_COLOR(RBHead<T>& head, T* parent, T* elm) {
     T* tmp;
     while ((elm == nullptr || RB_IS_BLACK(elm)) && elm != head.Root()) {
@@ -358,7 +358,7 @@ constexpr void RB_REMOVE_COLOR(RBHead<T>& head, T* parent, T* elm) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_REMOVE(RBHead<T>& head, T* elm) {
     T* child = nullptr;
     T* parent = nullptr;
@@ -451,7 +451,7 @@ constexpr T* RB_REMOVE(RBHead<T>& head, T* elm) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr void RB_INSERT_COLOR(RBHead<T>& head, T* elm) {
     T *parent = nullptr, *tmp = nullptr;
     while ((parent = RB_PARENT(elm)) != nullptr && RB_IS_RED(parent)) {
@@ -499,7 +499,7 @@ constexpr void RB_INSERT_COLOR(RBHead<T>& head, T* elm) {
 }
 
 template <typename T, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_INSERT(RBHead<T>& head, T* elm, Compare cmp) {
     T* parent = nullptr;
     T* tmp = head.Root();
@@ -534,7 +534,7 @@ constexpr T* RB_INSERT(RBHead<T>& head, T* elm, Compare cmp) {
 }
 
 template <typename T, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_FIND(RBHead<T>& head, T* elm, Compare cmp) {
     T* tmp = head.Root();
 
@@ -553,7 +553,7 @@ constexpr T* RB_FIND(RBHead<T>& head, T* elm, Compare cmp) {
 }
 
 template <typename T, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_NFIND(RBHead<T>& head, T* elm, Compare cmp) {
     T* tmp = head.Root();
     T* res = nullptr;
@@ -574,7 +574,7 @@ constexpr T* RB_NFIND(RBHead<T>& head, T* elm, Compare cmp) {
 }
 
 template <typename T, typename U, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_FIND_KEY(RBHead<T>& head, const U& key, Compare cmp) {
     T* tmp = head.Root();
 
@@ -593,7 +593,7 @@ constexpr T* RB_FIND_KEY(RBHead<T>& head, const U& key, Compare cmp) {
 }
 
 template <typename T, typename U, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_NFIND_KEY(RBHead<T>& head, const U& key, Compare cmp) {
     T* tmp = head.Root();
     T* res = nullptr;
@@ -614,7 +614,7 @@ constexpr T* RB_NFIND_KEY(RBHead<T>& head, const U& key, Compare cmp) {
 }
 
 template <typename T, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_FIND_EXISTING(RBHead<T>& head, T* elm, Compare cmp) {
     T* tmp = head.Root();
 
@@ -631,7 +631,7 @@ constexpr T* RB_FIND_EXISTING(RBHead<T>& head, T* elm, Compare cmp) {
 }
 
 template <typename T, typename U, typename Compare>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_FIND_EXISTING_KEY(RBHead<T>& head, const U& key, Compare cmp) {
     T* tmp = head.Root();
 
@@ -648,7 +648,7 @@ constexpr T* RB_FIND_EXISTING_KEY(RBHead<T>& head, const U& key, Compare cmp) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_NEXT(T* elm) {
     if (RB_RIGHT(elm)) {
         elm = RB_RIGHT(elm);
@@ -669,7 +669,7 @@ constexpr T* RB_NEXT(T* elm) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_PREV(T* elm) {
     if (RB_LEFT(elm)) {
         elm = RB_LEFT(elm);
@@ -690,7 +690,7 @@ constexpr T* RB_PREV(T* elm) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_MIN(RBHead<T>& head) {
     T* tmp = head.Root();
     T* parent = nullptr;
@@ -704,7 +704,7 @@ constexpr T* RB_MIN(RBHead<T>& head) {
 }
 
 template <typename T>
-requires HasRBEntry<T>
+    requires HasRBEntry<T>
 constexpr T* RB_MAX(RBHead<T>& head) {
     T* tmp = head.Root();
     T* parent = nullptr;

src/common/vector_math.h

@@ -348,9 +348,7 @@ public:
 // _DEFINE_SWIZZLER2 defines a single such function, DEFINE_SWIZZLER2 defines all of them for all
 // component names (x<->r) and permutations (xy<->yx)
 #define _DEFINE_SWIZZLER2(a, b, name)                                                              \
-    [[nodiscard]] constexpr Vec2<T> name() const {                                                 \
-        return Vec2<T>(a, b);                                                                      \
-    }
+    [[nodiscard]] constexpr Vec2<T> name() const { return Vec2<T>(a, b); }
 #define DEFINE_SWIZZLER2(a, b, a2, b2, a3, b3, a4, b4)                                             \
     _DEFINE_SWIZZLER2(a, b, a##b);                                                                 \
     _DEFINE_SWIZZLER2(a, b, a2##b2);                                                               \
@@ -543,9 +541,7 @@ public:
 // DEFINE_SWIZZLER2_COMP2 defines two component functions for all component names (x<->r) and
 // permutations (xy<->yx)
 #define _DEFINE_SWIZZLER2(a, b, name)                                                              \
-    [[nodiscard]] constexpr Vec2<T> name() const {                                                 \
-        return Vec2<T>(a, b);                                                                      \
-    }
+    [[nodiscard]] constexpr Vec2<T> name() const { return Vec2<T>(a, b); }
 #define DEFINE_SWIZZLER2_COMP1(a, a2)                                                              \
     _DEFINE_SWIZZLER2(a, a, a##a);                                                                 \
     _DEFINE_SWIZZLER2(a, a, a2##a2)
@@ -570,9 +566,7 @@ public:
 #undef _DEFINE_SWIZZLER2
 
 #define _DEFINE_SWIZZLER3(a, b, c, name)                                                           \
-    [[nodiscard]] constexpr Vec3<T> name() const {                                                 \
-        return Vec3<T>(a, b, c);                                                                   \
-    }
+    [[nodiscard]] constexpr Vec3<T> name() const { return Vec3<T>(a, b, c); }
 #define DEFINE_SWIZZLER3_COMP1(a, a2)                                                              \
     _DEFINE_SWIZZLER3(a, a, a, a##a##a);                                                           \
     _DEFINE_SWIZZLER3(a, a, a, a2##a2##a2)
@@ -641,8 +635,8 @@ template <typename T>
 
 // linear interpolation via float: 0.0=begin, 1.0=end
 template <typename X>
-[[nodiscard]] constexpr decltype(X{} * float{} + X{} * float{})
-    Lerp(const X& begin, const X& end, const float t) {
+[[nodiscard]] constexpr decltype(X{} * float{} + X{} * float{}) Lerp(const X& begin, const X& end,
+                                                                     const float t) {
     return begin * (1.f - t) + end * t;
 }
 

src/core/CMakeLists.txt

@@ -182,6 +182,8 @@ add_library(core STATIC
     hle/kernel/k_auto_object_container.cpp
     hle/kernel/k_auto_object_container.h
     hle/kernel/k_affinity_mask.h
+    hle/kernel/k_capabilities.cpp
+    hle/kernel/k_capabilities.h
     hle/kernel/k_class_token.cpp
     hle/kernel/k_class_token.h
     hle/kernel/k_client_port.cpp

src/core/arm/arm_interface.cpp

@@ -1,14 +1,12 @@
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
-#ifndef _MSC_VER
-#include <cxxabi.h>
-#endif
-
 #include <map>
 #include <optional>
+
 #include "common/bit_field.h"
 #include "common/common_types.h"
+#include "common/demangle.h"
 #include "common/logging/log.h"
 #include "core/arm/arm_interface.h"
 #include "core/arm/symbols.h"
@@ -71,20 +69,8 @@ void ARM_Interface::SymbolicateBacktrace(Core::System& system, std::vector<Backt
         const auto symbol_set = symbols.find(entry.module);
         if (symbol_set != symbols.end()) {
             const auto symbol = Symbols::GetSymbolName(symbol_set->second, entry.offset);
-            if (symbol.has_value()) {
-#ifdef _MSC_VER
-                // TODO(DarkLordZach): Add demangling of symbol names.
-                entry.name = *symbol;
-#else
-                int status{-1};
-                char* demangled{abi::__cxa_demangle(symbol->c_str(), nullptr, nullptr, &status)};
-                if (status == 0 && demangled != nullptr) {
-                    entry.name = demangled;
-                    std::free(demangled);
-                } else {
-                    entry.name = *symbol;
-                }
-#endif
+            if (symbol) {
+                entry.name = Common::DemangleSymbol(*symbol);
             }
         }
     }

src/core/arm/dynarmic/arm_dynarmic_32.cpp

@@ -229,7 +229,11 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable*
     config.enable_cycle_counting = true;
 
     // Code cache size
+#ifdef ARCHITECTURE_arm64
+    config.code_cache_size = 128_MiB;
+#else
     config.code_cache_size = 512_MiB;
+#endif
 
     // Allow memory fault handling to work
     if (system.DebuggerEnabled()) {

src/core/arm/dynarmic/arm_dynarmic_64.cpp

@@ -288,7 +288,11 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable*
     config.enable_cycle_counting = true;
 
     // Code cache size
+#ifdef ARCHITECTURE_arm64
+    config.code_cache_size = 128_MiB;
+#else
     config.code_cache_size = 512_MiB;
+#endif
 
     // Allow memory fault handling to work
     if (system.DebuggerEnabled()) {

src/core/core_timing.cpp

@@ -142,16 +142,24 @@ void CoreTiming::ScheduleLoopingEvent(std::chrono::nanoseconds start_time,
 }
 
 void CoreTiming::UnscheduleEvent(const std::shared_ptr<EventType>& event_type,
-                                 std::uintptr_t user_data) {
-    std::scoped_lock scope{basic_lock};
-    const auto itr = std::remove_if(event_queue.begin(), event_queue.end(), [&](const Event& e) {
-        return e.type.lock().get() == event_type.get() && e.user_data == user_data;
-    });
+                                 std::uintptr_t user_data, bool wait) {
+    {
+        std::scoped_lock lk{basic_lock};
+        const auto itr =
+            std::remove_if(event_queue.begin(), event_queue.end(), [&](const Event& e) {
+                return e.type.lock().get() == event_type.get() && e.user_data == user_data;
+            });
 
-    // Removing random items breaks the invariant so we have to re-establish it.
-    if (itr != event_queue.end()) {
-        event_queue.erase(itr, event_queue.end());
-        std::make_heap(event_queue.begin(), event_queue.end(), std::greater<>());
+        // Removing random items breaks the invariant so we have to re-establish it.
+        if (itr != event_queue.end()) {
+            event_queue.erase(itr, event_queue.end());
+            std::make_heap(event_queue.begin(), event_queue.end(), std::greater<>());
+        }
+    }
+
+    // Force any in-progress events to finish
+    if (wait) {
+        std::scoped_lock lk{advance_lock};
     }
 }
 
@@ -190,20 +198,6 @@ u64 CoreTiming::GetClockTicks() const {
     return CpuCyclesToClockCycles(ticks);
 }
 
-void CoreTiming::RemoveEvent(const std::shared_ptr<EventType>& event_type) {
-    std::scoped_lock lock{basic_lock};
-
-    const auto itr = std::remove_if(event_queue.begin(), event_queue.end(), [&](const Event& e) {
-        return e.type.lock().get() == event_type.get();
-    });
-
-    // Removing random items breaks the invariant so we have to re-establish it.
-    if (itr != event_queue.end()) {
-        event_queue.erase(itr, event_queue.end());
-        std::make_heap(event_queue.begin(), event_queue.end(), std::greater<>());
-    }
-}
-
 std::optional<s64> CoreTiming::Advance() {
     std::scoped_lock lock{advance_lock, basic_lock};
     global_timer = GetGlobalTimeNs().count();

src/core/core_timing.h

@@ -98,10 +98,13 @@ public:
                               const std::shared_ptr<EventType>& event_type,
                               std::uintptr_t user_data = 0, bool absolute_time = false);
 
-    void UnscheduleEvent(const std::shared_ptr<EventType>& event_type, std::uintptr_t user_data);
+    void UnscheduleEvent(const std::shared_ptr<EventType>& event_type, std::uintptr_t user_data,
+                         bool wait = true);
 
-    /// We only permit one event of each type in the queue at a time.
-    void RemoveEvent(const std::shared_ptr<EventType>& event_type);
+    void UnscheduleEventWithoutWait(const std::shared_ptr<EventType>& event_type,
+                                    std::uintptr_t user_data) {
+        UnscheduleEvent(event_type, user_data, false);
+    }
 
     void AddTicks(u64 ticks_to_add);
 

src/core/debugger/gdbstub.cpp

@@ -11,6 +11,7 @@
 #include "common/hex_util.h"
 #include "common/logging/log.h"
 #include "common/scope_exit.h"
+#include "common/settings.h"
 #include "core/arm/arm_interface.h"
 #include "core/core.h"
 #include "core/debugger/gdbstub.h"
@@ -731,7 +732,25 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
     auto* process = system.CurrentProcess();
     auto& page_table = process->PageTable();
 
-    if (command_str == "get info") {
+    const char* commands = "Commands:\n"
+                           "  get fastmem\n"
+                           "  get info\n"
+                           "  get mappings\n";
+
+    if (command_str == "get fastmem") {
+        if (Settings::IsFastmemEnabled()) {
+            const auto& impl = page_table.PageTableImpl();
+            const auto region = reinterpret_cast<uintptr_t>(impl.fastmem_arena);
+            const auto region_bits = impl.current_address_space_width_in_bits;
+            const auto region_size = 1ULL << region_bits;
+
+            reply = fmt::format("Region bits:  {}\n"
+                                "Host address: {:#x} - {:#x}\n",
+                                region_bits, region, region + region_size - 1);
+        } else {
+            reply = "Fastmem is not enabled.\n";
+        }
+    } else if (command_str == "get info") {
         Loader::AppLoader::Modules modules;
         system.GetAppLoader().ReadNSOModules(modules);
 
@@ -787,9 +806,10 @@ void GDBStub::HandleRcmd(const std::vector<u8>& command) {
             cur_addr = next_address;
         }
     } else if (command_str == "help") {
-        reply = "Commands:\n  get info\n  get mappings\n";
+        reply = commands;
     } else {
-        reply = "Unknown command.\nCommands:\n  get info\n  get mappings\n";
+        reply = "Unknown command.\n";
+        reply += commands;
     }
 
     std::span<const u8> reply_span{reinterpret_cast<u8*>(&reply.front()), reply.size()};

src/core/hardware_properties.h

@@ -25,6 +25,26 @@ constexpr std::array<s32, Common::BitSize<u64>()> VirtualToPhysicalCoreMap{
     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3,
 };
 
+static constexpr inline size_t NumVirtualCores = Common::BitSize<u64>();
+
+static constexpr inline u64 VirtualCoreMask = [] {
+    u64 mask = 0;
+    for (size_t i = 0; i < NumVirtualCores; ++i) {
+        mask |= (UINT64_C(1) << i);
+    }
+    return mask;
+}();
+
+static constexpr inline u64 ConvertVirtualCoreMaskToPhysical(u64 v_core_mask) {
+    u64 p_core_mask = 0;
+    while (v_core_mask != 0) {
+        const u64 next = std::countr_zero(v_core_mask);
+        v_core_mask &= ~(static_cast<u64>(1) << next);
+        p_core_mask |= (static_cast<u64>(1) << VirtualToPhysicalCoreMap[next]);
+    }
+    return p_core_mask;
+}
+
 // Cortex-A57 supports 4 memory watchpoints
 constexpr u64 NUM_WATCHPOINTS = 4;
 

src/core/hid/emulated_controller.cpp

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #include <algorithm>
+#include <common/scope_exit.h>
 
 #include "common/polyfill_ranges.h"
 #include "common/thread.h"
@@ -11,6 +12,12 @@
 namespace Core::HID {
 constexpr s32 HID_JOYSTICK_MAX = 0x7fff;
 constexpr s32 HID_TRIGGER_MAX = 0x7fff;
+constexpr u32 TURBO_BUTTON_DELAY = 4;
+// Use a common UUID for TAS and Virtual Gamepad
+constexpr Common::UUID TAS_UUID =
+    Common::UUID{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0xA5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
+constexpr Common::UUID VIRTUAL_UUID =
+    Common::UUID{{0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0xFF, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
 
 EmulatedController::EmulatedController(NpadIdType npad_id_type_) : npad_id_type(npad_id_type_) {}
 
@@ -88,6 +95,7 @@ void EmulatedController::ReloadFromSettings() {
         motion_params[index] = Common::ParamPackage(player.motions[index]);
     }
 
+    controller.color_values = {};
     controller.colors_state.fullkey = {
         .body = GetNpadColor(player.body_color_left),
         .button = GetNpadColor(player.button_color_left),
@@ -101,6 +109,8 @@ void EmulatedController::ReloadFromSettings() {
         .button = GetNpadColor(player.button_color_right),
     };
 
+    ring_params[0] = Common::ParamPackage(Settings::values.ringcon_analogs);
+
     // Other or debug controller should always be a pro controller
     if (npad_id_type != NpadIdType::Other) {
         SetNpadStyleIndex(MapSettingsTypeToNPad(player.controller_type));
@@ -127,18 +137,28 @@ void EmulatedController::LoadDevices() {
     trigger_params[LeftIndex] = button_params[Settings::NativeButton::ZL];
     trigger_params[RightIndex] = button_params[Settings::NativeButton::ZR];
 
+    color_params[LeftIndex] = left_joycon;
+    color_params[RightIndex] = right_joycon;
+    color_params[LeftIndex].Set("color", true);
+    color_params[RightIndex].Set("color", true);
+
     battery_params[LeftIndex] = left_joycon;
     battery_params[RightIndex] = right_joycon;
     battery_params[LeftIndex].Set("battery", true);
     battery_params[RightIndex].Set("battery", true);
 
-    camera_params = Common::ParamPackage{"engine:camera,camera:1"};
-    nfc_params = Common::ParamPackage{"engine:virtual_amiibo,nfc:1"};
+    camera_params[0] = right_joycon;
+    camera_params[0].Set("camera", true);
+    camera_params[1] = Common::ParamPackage{"engine:camera,camera:1"};
+    ring_params[1] = Common::ParamPackage{"engine:joycon,axis_x:100,axis_y:101"};
+    nfc_params[0] = Common::ParamPackage{"engine:virtual_amiibo,nfc:1"};
+    nfc_params[1] = right_joycon;
+    nfc_params[1].Set("nfc", true);
 
     output_params[LeftIndex] = left_joycon;
     output_params[RightIndex] = right_joycon;
-    output_params[2] = camera_params;
-    output_params[3] = nfc_params;
+    output_params[2] = camera_params[1];
+    output_params[3] = nfc_params[0];
     output_params[LeftIndex].Set("output", true);
     output_params[RightIndex].Set("output", true);
     output_params[2].Set("output", true);
@@ -154,8 +174,11 @@ void EmulatedController::LoadDevices() {
                            Common::Input::CreateInputDevice);
     std::ranges::transform(battery_params, battery_devices.begin(),
                            Common::Input::CreateInputDevice);
-    camera_devices = Common::Input::CreateInputDevice(camera_params);
-    nfc_devices = Common::Input::CreateInputDevice(nfc_params);
+    std::ranges::transform(color_params, color_devices.begin(), Common::Input::CreateInputDevice);
+    std::ranges::transform(camera_params, camera_devices.begin(), Common::Input::CreateInputDevice);
+    std::ranges::transform(ring_params, ring_analog_devices.begin(),
+                           Common::Input::CreateInputDevice);
+    std::ranges::transform(nfc_params, nfc_devices.begin(), Common::Input::CreateInputDevice);
     std::ranges::transform(output_params, output_devices.begin(),
                            Common::Input::CreateOutputDevice);
 
@@ -317,6 +340,19 @@ void EmulatedController::ReloadInput() {
         battery_devices[index]->ForceUpdate();
     }
 
+    for (std::size_t index = 0; index < color_devices.size(); ++index) {
+        if (!color_devices[index]) {
+            continue;
+        }
+        color_devices[index]->SetCallback({
+            .on_change =
+                [this, index](const Common::Input::CallbackStatus& callback) {
+                    SetColors(callback, index);
+                },
+        });
+        color_devices[index]->ForceUpdate();
+    }
+
     for (std::size_t index = 0; index < motion_devices.size(); ++index) {
         if (!motion_devices[index]) {
             continue;
@@ -330,27 +366,38 @@ void EmulatedController::ReloadInput() {
         motion_devices[index]->ForceUpdate();
     }
 
-    if (camera_devices) {
-        camera_devices->SetCallback({
+    for (std::size_t index = 0; index < camera_devices.size(); ++index) {
+        if (!camera_devices[index]) {
+            continue;
+        }
+        camera_devices[index]->SetCallback({
             .on_change =
                 [this](const Common::Input::CallbackStatus& callback) { SetCamera(callback); },
         });
-        camera_devices->ForceUpdate();
+        camera_devices[index]->ForceUpdate();
     }
 
-    if (nfc_devices) {
-        if (npad_id_type == NpadIdType::Handheld || npad_id_type == NpadIdType::Player1) {
-            nfc_devices->SetCallback({
-                .on_change =
-                    [this](const Common::Input::CallbackStatus& callback) { SetNfc(callback); },
-            });
-            nfc_devices->ForceUpdate();
+    for (std::size_t index = 0; index < ring_analog_devices.size(); ++index) {
+        if (!ring_analog_devices[index]) {
+            continue;
         }
+        ring_analog_devices[index]->SetCallback({
+            .on_change =
+                [this](const Common::Input::CallbackStatus& callback) { SetRingAnalog(callback); },
+        });
+        ring_analog_devices[index]->ForceUpdate();
     }
 
-    // Use a common UUID for TAS
-    static constexpr Common::UUID TAS_UUID = Common::UUID{
-        {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0xA5, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
+    for (std::size_t index = 0; index < nfc_devices.size(); ++index) {
+        if (!nfc_devices[index]) {
+            continue;
+        }
+        nfc_devices[index]->SetCallback({
+            .on_change =
+                [this](const Common::Input::CallbackStatus& callback) { SetNfc(callback); },
+        });
+        nfc_devices[index]->ForceUpdate();
+    }
 
     // Register TAS devices. No need to force update
     for (std::size_t index = 0; index < tas_button_devices.size(); ++index) {
@@ -377,10 +424,6 @@ void EmulatedController::ReloadInput() {
         });
     }
 
-    // Use a common UUID for Virtual Gamepad
-    static constexpr Common::UUID VIRTUAL_UUID = Common::UUID{
-        {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7, 0xFF, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}};
-
     // Register virtual devices. No need to force update
     for (std::size_t index = 0; index < virtual_button_devices.size(); ++index) {
         if (!virtual_button_devices[index]) {
@@ -405,6 +448,7 @@ void EmulatedController::ReloadInput() {
                 },
         });
     }
+    turbo_button_state = 0;
 }
 
 void EmulatedController::UnloadInput() {
@@ -423,6 +467,9 @@ void EmulatedController::UnloadInput() {
     for (auto& battery : battery_devices) {
         battery.reset();
     }
+    for (auto& color : color_devices) {
+        color.reset();
+    }
     for (auto& output : output_devices) {
         output.reset();
     }
@@ -438,8 +485,15 @@ void EmulatedController::UnloadInput() {
     for (auto& stick : virtual_stick_devices) {
         stick.reset();
     }
-    camera_devices.reset();
-    nfc_devices.reset();
+    for (auto& camera : camera_devices) {
+        camera.reset();
+    }
+    for (auto& ring : ring_analog_devices) {
+        ring.reset();
+    }
+    for (auto& nfc : nfc_devices) {
+        nfc.reset();
+    }
 }
 
 void EmulatedController::EnableConfiguration() {
@@ -451,6 +505,11 @@ void EmulatedController::EnableConfiguration() {
 void EmulatedController::DisableConfiguration() {
     is_configuring = false;
 
+    // Get Joycon colors before turning on the controller
+    for (const auto& color_device : color_devices) {
+        color_device->ForceUpdate();
+    }
+
     // Apply temporary npad type to the real controller
     if (tmp_npad_type != npad_type) {
         if (is_connected) {
@@ -504,6 +563,9 @@ void EmulatedController::SaveCurrentConfig() {
     for (std::size_t index = 0; index < player.motions.size(); ++index) {
         player.motions[index] = motion_params[index].Serialize();
     }
+    if (npad_id_type == NpadIdType::Player1) {
+        Settings::values.ringcon_analogs = ring_params[0].Serialize();
+    }
 }
 
 void EmulatedController::RestoreConfig() {
@@ -627,6 +689,7 @@ void EmulatedController::SetButton(const Common::Input::CallbackStatus& callback
     }
 
     current_status.toggle = new_status.toggle;
+    current_status.turbo = new_status.turbo;
     current_status.uuid = uuid;
 
     // Update button status with current
@@ -775,12 +838,21 @@ void EmulatedController::SetStick(const Common::Input::CallbackStatus& callback,
     if (index >= controller.stick_values.size()) {
         return;
     }
-    std::unique_lock lock{mutex};
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Stick, !is_configuring); });
+    std::scoped_lock lock{mutex};
     const auto stick_value = TransformToStick(callback);
 
     // Only read stick values that have the same uuid or are over the threshold to avoid flapping
     if (controller.stick_values[index].uuid != uuid) {
-        if (!stick_value.down && !stick_value.up && !stick_value.left && !stick_value.right) {
+        const bool is_tas = uuid == TAS_UUID;
+        if (is_tas && stick_value.x.value == 0 && stick_value.y.value == 0) {
+            trigger_guard.Cancel();
+            return;
+        }
+        if (!is_tas && !stick_value.down && !stick_value.up && !stick_value.left &&
+            !stick_value.right) {
+            trigger_guard.Cancel();
             return;
         }
     }
@@ -791,8 +863,6 @@ void EmulatedController::SetStick(const Common::Input::CallbackStatus& callback,
     if (is_configuring) {
         controller.analog_stick_state.left = {};
         controller.analog_stick_state.right = {};
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Stick, false);
         return;
     }
 
@@ -817,9 +887,6 @@ void EmulatedController::SetStick(const Common::Input::CallbackStatus& callback,
         controller.npad_button_state.stick_r_down.Assign(controller.stick_values[index].down);
         break;
     }
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Stick, true);
 }
 
 void EmulatedController::SetTrigger(const Common::Input::CallbackStatus& callback,
@@ -827,7 +894,9 @@ void EmulatedController::SetTrigger(const Common::Input::CallbackStatus& callbac
     if (index >= controller.trigger_values.size()) {
         return;
     }
-    std::unique_lock lock{mutex};
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Trigger, !is_configuring); });
+    std::scoped_lock lock{mutex};
     const auto trigger_value = TransformToTrigger(callback);
 
     // Only read trigger values that have the same uuid or are pressed once
@@ -843,13 +912,12 @@ void EmulatedController::SetTrigger(const Common::Input::CallbackStatus& callbac
     if (is_configuring) {
         controller.gc_trigger_state.left = 0;
         controller.gc_trigger_state.right = 0;
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Trigger, false);
         return;
     }
 
     // Only GC controllers have analog triggers
     if (npad_type != NpadStyleIndex::GameCube) {
+        trigger_guard.Cancel();
         return;
     }
 
@@ -866,9 +934,6 @@ void EmulatedController::SetTrigger(const Common::Input::CallbackStatus& callbac
         controller.npad_button_state.zr.Assign(trigger.pressed.value);
         break;
     }
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Trigger, true);
 }
 
 void EmulatedController::SetMotion(const Common::Input::CallbackStatus& callback,
@@ -876,7 +941,8 @@ void EmulatedController::SetMotion(const Common::Input::CallbackStatus& callback
     if (index >= controller.motion_values.size()) {
         return;
     }
-    std::unique_lock lock{mutex};
+    SCOPE_EXIT({ TriggerOnChange(ControllerTriggerType::Motion, !is_configuring); });
+    std::scoped_lock lock{mutex};
     auto& raw_status = controller.motion_values[index].raw_status;
     auto& emulated = controller.motion_values[index].emulated;
 
@@ -897,8 +963,6 @@ void EmulatedController::SetMotion(const Common::Input::CallbackStatus& callback
     force_update_motion = raw_status.force_update;
 
     if (is_configuring) {
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Motion, false);
         return;
     }
 
@@ -908,9 +972,56 @@ void EmulatedController::SetMotion(const Common::Input::CallbackStatus& callback
     motion.rotation = emulated.GetRotations();
     motion.orientation = emulated.GetOrientation();
     motion.is_at_rest = !emulated.IsMoving(motion_sensitivity);
+}
 
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Motion, true);
+void EmulatedController::SetColors(const Common::Input::CallbackStatus& callback,
+                                   std::size_t index) {
+    if (index >= controller.color_values.size()) {
+        return;
+    }
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Color, !is_configuring); });
+    std::scoped_lock lock{mutex};
+    controller.color_values[index] = TransformToColor(callback);
+
+    if (is_configuring) {
+        return;
+    }
+
+    if (controller.color_values[index].body == 0) {
+        trigger_guard.Cancel();
+        return;
+    }
+
+    controller.colors_state.fullkey = {
+        .body = GetNpadColor(controller.color_values[index].body),
+        .button = GetNpadColor(controller.color_values[index].buttons),
+    };
+    if (npad_type == NpadStyleIndex::ProController) {
+        controller.colors_state.left = {
+            .body = GetNpadColor(controller.color_values[index].left_grip),
+            .button = GetNpadColor(controller.color_values[index].buttons),
+        };
+        controller.colors_state.right = {
+            .body = GetNpadColor(controller.color_values[index].right_grip),
+            .button = GetNpadColor(controller.color_values[index].buttons),
+        };
+    } else {
+        switch (index) {
+        case LeftIndex:
+            controller.colors_state.left = {
+                .body = GetNpadColor(controller.color_values[index].body),
+                .button = GetNpadColor(controller.color_values[index].buttons),
+            };
+            break;
+        case RightIndex:
+            controller.colors_state.right = {
+                .body = GetNpadColor(controller.color_values[index].body),
+                .button = GetNpadColor(controller.color_values[index].buttons),
+            };
+            break;
+        }
+    }
 }
 
 void EmulatedController::SetBattery(const Common::Input::CallbackStatus& callback,
@@ -918,12 +1029,11 @@ void EmulatedController::SetBattery(const Common::Input::CallbackStatus& callbac
     if (index >= controller.battery_values.size()) {
         return;
     }
-    std::unique_lock lock{mutex};
+    SCOPE_EXIT({ TriggerOnChange(ControllerTriggerType::Battery, !is_configuring); });
+    std::scoped_lock lock{mutex};
     controller.battery_values[index] = TransformToBattery(callback);
 
     if (is_configuring) {
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Battery, false);
         return;
     }
 
@@ -979,18 +1089,14 @@ void EmulatedController::SetBattery(const Common::Input::CallbackStatus& callbac
         };
         break;
     }
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Battery, true);
 }
 
 void EmulatedController::SetCamera(const Common::Input::CallbackStatus& callback) {
-    std::unique_lock lock{mutex};
+    SCOPE_EXIT({ TriggerOnChange(ControllerTriggerType::IrSensor, !is_configuring); });
+    std::scoped_lock lock{mutex};
     controller.camera_values = TransformToCamera(callback);
 
     if (is_configuring) {
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::IrSensor, false);
         return;
     }
 
@@ -998,18 +1104,28 @@ void EmulatedController::SetCamera(const Common::Input::CallbackStatus& callback
     controller.camera_state.format =
         static_cast<Core::IrSensor::ImageTransferProcessorFormat>(controller.camera_values.format);
     controller.camera_state.data = controller.camera_values.data;
+}
 
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::IrSensor, true);
+void EmulatedController::SetRingAnalog(const Common::Input::CallbackStatus& callback) {
+    SCOPE_EXIT({ TriggerOnChange(ControllerTriggerType::RingController, !is_configuring); });
+    std::scoped_lock lock{mutex};
+    const auto force_value = TransformToStick(callback);
+
+    controller.ring_analog_value = force_value.x;
+
+    if (is_configuring) {
+        return;
+    }
+
+    controller.ring_analog_state.force = force_value.x.value;
 }
 
 void EmulatedController::SetNfc(const Common::Input::CallbackStatus& callback) {
-    std::unique_lock lock{mutex};
+    SCOPE_EXIT({ TriggerOnChange(ControllerTriggerType::Nfc, !is_configuring); });
+    std::scoped_lock lock{mutex};
     controller.nfc_values = TransformToNfc(callback);
 
     if (is_configuring) {
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Nfc, false);
         return;
     }
 
@@ -1017,9 +1133,6 @@ void EmulatedController::SetNfc(const Common::Input::CallbackStatus& callback) {
         controller.nfc_values.state,
         controller.nfc_values.data,
     };
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Nfc, true);
 }
 
 bool EmulatedController::SetVibration(std::size_t device_index, VibrationValue vibration) {
@@ -1051,7 +1164,7 @@ bool EmulatedController::SetVibration(std::size_t device_index, VibrationValue v
         .type = type,
     };
     return output_devices[device_index]->SetVibration(status) ==
-           Common::Input::VibrationError::None;
+           Common::Input::DriverResult::Success;
 }
 
 bool EmulatedController::IsVibrationEnabled(std::size_t device_index) {
@@ -1073,16 +1186,32 @@ bool EmulatedController::IsVibrationEnabled(std::size_t device_index) {
     return output_devices[device_index]->IsVibrationEnabled();
 }
 
-bool EmulatedController::SetPollingMode(Common::Input::PollingMode polling_mode) {
-    LOG_INFO(Service_HID, "Set polling mode {}", polling_mode);
-    auto& output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
+Common::Input::DriverResult EmulatedController::SetPollingMode(
+    EmulatedDeviceIndex device_index, Common::Input::PollingMode polling_mode) {
+    LOG_INFO(Service_HID, "Set polling mode {}, device_index={}", polling_mode, device_index);
+
+    auto& left_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Left)];
+    auto& right_output_device = output_devices[static_cast<std::size_t>(DeviceIndex::Right)];
     auto& nfc_output_device = output_devices[3];
 
-    const auto virtual_nfc_result = nfc_output_device->SetPollingMode(polling_mode);
-    const auto mapped_nfc_result = output_device->SetPollingMode(polling_mode);
+    if (device_index == EmulatedDeviceIndex::LeftIndex) {
+        return left_output_device->SetPollingMode(polling_mode);
+    }
 
-    return virtual_nfc_result == Common::Input::PollingError::None ||
-           mapped_nfc_result == Common::Input::PollingError::None;
+    if (device_index == EmulatedDeviceIndex::RightIndex) {
+        const auto virtual_nfc_result = nfc_output_device->SetPollingMode(polling_mode);
+        const auto mapped_nfc_result = right_output_device->SetPollingMode(polling_mode);
+
+        if (virtual_nfc_result == Common::Input::DriverResult::Success) {
+            return virtual_nfc_result;
+        }
+        return mapped_nfc_result;
+    }
+
+    left_output_device->SetPollingMode(polling_mode);
+    right_output_device->SetPollingMode(polling_mode);
+    nfc_output_device->SetPollingMode(polling_mode);
+    return Common::Input::DriverResult::Success;
 }
 
 bool EmulatedController::SetCameraFormat(
@@ -1093,13 +1222,22 @@ bool EmulatedController::SetCameraFormat(
     auto& camera_output_device = output_devices[2];
 
     if (right_output_device->SetCameraFormat(static_cast<Common::Input::CameraFormat>(
-            camera_format)) == Common::Input::CameraError::None) {
+            camera_format)) == Common::Input::DriverResult::Success) {
         return true;
     }
 
     // Fallback to Qt camera if native device doesn't have support
     return camera_output_device->SetCameraFormat(static_cast<Common::Input::CameraFormat>(
-               camera_format)) == Common::Input::CameraError::None;
+               camera_format)) == Common::Input::DriverResult::Success;
+}
+
+Common::ParamPackage EmulatedController::GetRingParam() const {
+    return ring_params[0];
+}
+
+void EmulatedController::SetRingParam(Common::ParamPackage param) {
+    ring_params[0] = std::move(param);
+    ReloadInput();
 }
 
 bool EmulatedController::HasNfc() const {
@@ -1253,39 +1391,35 @@ void EmulatedController::Connect(bool use_temporary_value) {
         return;
     }
 
-    std::unique_lock lock{mutex};
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Connected, !is_configuring); });
+    std::scoped_lock lock{mutex};
     if (is_configuring) {
         tmp_is_connected = true;
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Connected, false);
         return;
     }
 
     if (is_connected) {
+        trigger_guard.Cancel();
         return;
     }
     is_connected = true;
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Connected, true);
 }
 
 void EmulatedController::Disconnect() {
-    std::unique_lock lock{mutex};
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Disconnected, !is_configuring); });
+    std::scoped_lock lock{mutex};
     if (is_configuring) {
         tmp_is_connected = false;
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Disconnected, false);
         return;
     }
 
     if (!is_connected) {
+        trigger_guard.Cancel();
         return;
     }
     is_connected = false;
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Disconnected, true);
 }
 
 bool EmulatedController::IsConnected(bool get_temporary_value) const {
@@ -1310,19 +1444,21 @@ NpadStyleIndex EmulatedController::GetNpadStyleIndex(bool get_temporary_value) c
 }
 
 void EmulatedController::SetNpadStyleIndex(NpadStyleIndex npad_type_) {
-    std::unique_lock lock{mutex};
+    auto trigger_guard =
+        SCOPE_GUARD({ TriggerOnChange(ControllerTriggerType::Type, !is_configuring); });
+    std::scoped_lock lock{mutex};
 
     if (is_configuring) {
         if (tmp_npad_type == npad_type_) {
+            trigger_guard.Cancel();
             return;
         }
         tmp_npad_type = npad_type_;
-        lock.unlock();
-        TriggerOnChange(ControllerTriggerType::Type, false);
         return;
     }
 
     if (npad_type == npad_type_) {
+        trigger_guard.Cancel();
         return;
     }
     if (is_connected) {
@@ -1330,9 +1466,6 @@ void EmulatedController::SetNpadStyleIndex(NpadStyleIndex npad_type_) {
                     NpadIdTypeToIndex(npad_id_type));
     }
     npad_type = npad_type_;
-
-    lock.unlock();
-    TriggerOnChange(ControllerTriggerType::Type, true);
 }
 
 LedPattern EmulatedController::GetLedPattern() const {
@@ -1393,6 +1526,10 @@ CameraValues EmulatedController::GetCameraValues() const {
     return controller.camera_values;
 }
 
+RingAnalogValue EmulatedController::GetRingSensorValues() const {
+    return controller.ring_analog_value;
+}
+
 HomeButtonState EmulatedController::GetHomeButtons() const {
     std::scoped_lock lock{mutex};
     if (is_configuring) {
@@ -1414,7 +1551,7 @@ NpadButtonState EmulatedController::GetNpadButtons() const {
     if (is_configuring) {
         return {};
     }
-    return controller.npad_button_state;
+    return {controller.npad_button_state.raw & GetTurboButtonMask()};
 }
 
 DebugPadButton EmulatedController::GetDebugPadButtons() const {
@@ -1426,22 +1563,12 @@ DebugPadButton EmulatedController::GetDebugPadButtons() const {
 }
 
 AnalogSticks EmulatedController::GetSticks() const {
-    std::unique_lock lock{mutex};
+    std::scoped_lock lock{mutex};
 
     if (is_configuring) {
         return {};
     }
 
-    // Some drivers like stick from buttons need constant refreshing
-    for (auto& device : stick_devices) {
-        if (!device) {
-            continue;
-        }
-        lock.unlock();
-        device->SoftUpdate();
-        lock.lock();
-    }
-
     return controller.analog_stick_state;
 }
 
@@ -1486,6 +1613,10 @@ const CameraState& EmulatedController::GetCamera() const {
     return controller.camera_state;
 }
 
+RingSensorForce EmulatedController::GetRingSensorForce() const {
+    return controller.ring_analog_state;
+}
+
 const NfcState& EmulatedController::GetNfc() const {
     std::scoped_lock lock{mutex};
     return controller.nfc_state;
@@ -1528,4 +1659,74 @@ void EmulatedController::DeleteCallback(int key) {
     }
     callback_list.erase(iterator);
 }
+
+void EmulatedController::TurboButtonUpdate() {
+    turbo_button_state = (turbo_button_state + 1) % (TURBO_BUTTON_DELAY * 2);
+}
+
+NpadButton EmulatedController::GetTurboButtonMask() const {
+    // Apply no mask when disabled
+    if (turbo_button_state < TURBO_BUTTON_DELAY) {
+        return {NpadButton::All};
+    }
+
+    NpadButtonState button_mask{};
+    for (std::size_t index = 0; index < controller.button_values.size(); ++index) {
+        if (!controller.button_values[index].turbo) {
+            continue;
+        }
+
+        switch (index) {
+        case Settings::NativeButton::A:
+            button_mask.a.Assign(1);
+            break;
+        case Settings::NativeButton::B:
+            button_mask.b.Assign(1);
+            break;
+        case Settings::NativeButton::X:
+            button_mask.x.Assign(1);
+            break;
+        case Settings::NativeButton::Y:
+            button_mask.y.Assign(1);
+            break;
+        case Settings::NativeButton::L:
+            button_mask.l.Assign(1);
+            break;
+        case Settings::NativeButton::R:
+            button_mask.r.Assign(1);
+            break;
+        case Settings::NativeButton::ZL:
+            button_mask.zl.Assign(1);
+            break;
+        case Settings::NativeButton::ZR:
+            button_mask.zr.Assign(1);
+            break;
+        case Settings::NativeButton::DLeft:
+            button_mask.left.Assign(1);
+            break;
+        case Settings::NativeButton::DUp:
+            button_mask.up.Assign(1);
+            break;
+        case Settings::NativeButton::DRight:
+            button_mask.right.Assign(1);
+            break;
+        case Settings::NativeButton::DDown:
+            button_mask.down.Assign(1);
+            break;
+        case Settings::NativeButton::SL:
+            button_mask.left_sl.Assign(1);
+            button_mask.right_sl.Assign(1);
+            break;
+        case Settings::NativeButton::SR:
+            button_mask.left_sr.Assign(1);
+            button_mask.right_sr.Assign(1);
+            break;
+        default:
+            break;
+        }
+    }
+
+    return static_cast<NpadButton>(~button_mask.raw);
+}
+
 } // namespace Core::HID

src/core/hid/emulated_controller.h

@@ -35,19 +35,27 @@ using ControllerMotionDevices =
     std::array<std::unique_ptr<Common::Input::InputDevice>, Settings::NativeMotion::NumMotions>;
 using TriggerDevices =
     std::array<std::unique_ptr<Common::Input::InputDevice>, Settings::NativeTrigger::NumTriggers>;
+using ColorDevices =
+    std::array<std::unique_ptr<Common::Input::InputDevice>, max_emulated_controllers>;
 using BatteryDevices =
     std::array<std::unique_ptr<Common::Input::InputDevice>, max_emulated_controllers>;
-using CameraDevices = std::unique_ptr<Common::Input::InputDevice>;
-using NfcDevices = std::unique_ptr<Common::Input::InputDevice>;
+using CameraDevices =
+    std::array<std::unique_ptr<Common::Input::InputDevice>, max_emulated_controllers>;
+using RingAnalogDevices =
+    std::array<std::unique_ptr<Common::Input::InputDevice>, max_emulated_controllers>;
+using NfcDevices =
+    std::array<std::unique_ptr<Common::Input::InputDevice>, max_emulated_controllers>;
 using OutputDevices = std::array<std::unique_ptr<Common::Input::OutputDevice>, output_devices_size>;
 
 using ButtonParams = std::array<Common::ParamPackage, Settings::NativeButton::NumButtons>;
 using StickParams = std::array<Common::ParamPackage, Settings::NativeAnalog::NumAnalogs>;
 using ControllerMotionParams = std::array<Common::ParamPackage, Settings::NativeMotion::NumMotions>;
 using TriggerParams = std::array<Common::ParamPackage, Settings::NativeTrigger::NumTriggers>;
+using ColorParams = std::array<Common::ParamPackage, max_emulated_controllers>;
 using BatteryParams = std::array<Common::ParamPackage, max_emulated_controllers>;
-using CameraParams = Common::ParamPackage;
-using NfcParams = Common::ParamPackage;
+using CameraParams = std::array<Common::ParamPackage, max_emulated_controllers>;
+using RingAnalogParams = std::array<Common::ParamPackage, max_emulated_controllers>;
+using NfcParams = std::array<Common::ParamPackage, max_emulated_controllers>;
 using OutputParams = std::array<Common::ParamPackage, output_devices_size>;
 
 using ButtonValues = std::array<Common::Input::ButtonStatus, Settings::NativeButton::NumButtons>;
@@ -58,6 +66,7 @@ using ControllerMotionValues = std::array<ControllerMotionInfo, Settings::Native
 using ColorValues = std::array<Common::Input::BodyColorStatus, max_emulated_controllers>;
 using BatteryValues = std::array<Common::Input::BatteryStatus, max_emulated_controllers>;
 using CameraValues = Common::Input::CameraStatus;
+using RingAnalogValue = Common::Input::AnalogStatus;
 using NfcValues = Common::Input::NfcStatus;
 using VibrationValues = std::array<Common::Input::VibrationStatus, max_emulated_controllers>;
 
@@ -84,6 +93,10 @@ struct CameraState {
     std::size_t sample{};
 };
 
+struct RingSensorForce {
+    f32 force;
+};
+
 struct NfcState {
     Common::Input::NfcState state{};
     std::vector<u8> data{};
@@ -116,6 +129,7 @@ struct ControllerStatus {
     BatteryValues battery_values{};
     VibrationValues vibration_values{};
     CameraValues camera_values{};
+    RingAnalogValue ring_analog_value{};
     NfcValues nfc_values{};
 
     // Data for HID serices
@@ -129,6 +143,7 @@ struct ControllerStatus {
     ControllerColors colors_state{};
     BatteryLevelState battery_state{};
     CameraState camera_state{};
+    RingSensorForce ring_analog_state{};
     NfcState nfc_state{};
 };
 
@@ -141,6 +156,7 @@ enum class ControllerTriggerType {
     Battery,
     Vibration,
     IrSensor,
+    RingController,
     Nfc,
     Connected,
     Disconnected,
@@ -294,6 +310,9 @@ public:
     /// Returns the latest camera status from the controller with parameters
     CameraValues GetCameraValues() const;
 
+    /// Returns the latest status of analog input from the ring sensor with parameters
+    RingAnalogValue GetRingSensorValues() const;
+
     /// Returns the latest status of button input for the hid::HomeButton service
     HomeButtonState GetHomeButtons() const;
 
@@ -324,6 +343,9 @@ public:
     /// Returns the latest camera status from the controller
     const CameraState& GetCamera() const;
 
+    /// Returns the latest ringcon force sensor value
+    RingSensorForce GetRingSensorForce() const;
+
     /// Returns the latest ntag status from the controller
     const NfcState& GetNfc() const;
 
@@ -341,10 +363,12 @@ public:
 
     /**
      * Sets the desired data to be polled from a controller
+     * @param device_index index of the controller to set the polling mode
      * @param polling_mode type of input desired buttons, gyro, nfc, ir, etc.
-     * @return true if SetPollingMode was successfull
+     * @return driver result from this command
      */
-    bool SetPollingMode(Common::Input::PollingMode polling_mode);
+    Common::Input::DriverResult SetPollingMode(EmulatedDeviceIndex device_index,
+                                               Common::Input::PollingMode polling_mode);
 
     /**
      * Sets the desired camera format to be polled from a controller
@@ -353,6 +377,15 @@ public:
      */
     bool SetCameraFormat(Core::IrSensor::ImageTransferProcessorFormat camera_format);
 
+    // Returns the current mapped ring device
+    Common::ParamPackage GetRingParam() const;
+
+    /**
+     * Updates the current mapped ring device
+     * @param param ParamPackage with ring sensor data to be mapped
+     */
+    void SetRingParam(Common::ParamPackage param);
+
     /// Returns true if the device has nfc support
     bool HasNfc() const;
 
@@ -378,6 +411,9 @@ public:
      */
     void DeleteCallback(int key);
 
+    /// Swaps the state of the turbo buttons
+    void TurboButtonUpdate();
+
 private:
     /// creates input devices from params
     void LoadDevices();
@@ -432,10 +468,17 @@ private:
      */
     void SetMotion(const Common::Input::CallbackStatus& callback, std::size_t index);
 
+    /**
+     * Updates the color status of the controller
+     * @param callback A CallbackStatus containing the color status
+     * @param index color ID of the to be updated
+     */
+    void SetColors(const Common::Input::CallbackStatus& callback, std::size_t index);
+
     /**
      * Updates the battery status of the controller
      * @param callback A CallbackStatus containing the battery status
-     * @param index Button ID of the to be updated
+     * @param index battery ID of the to be updated
      */
     void SetBattery(const Common::Input::CallbackStatus& callback, std::size_t index);
 
@@ -445,6 +488,12 @@ private:
      */
     void SetCamera(const Common::Input::CallbackStatus& callback);
 
+    /**
+     * Updates the ring analog sensor status of the ring controller
+     * @param callback A CallbackStatus containing the force status
+     */
+    void SetRingAnalog(const Common::Input::CallbackStatus& callback);
+
     /**
      * Updates the nfc status of the controller
      * @param callback A CallbackStatus containing the nfc status
@@ -465,6 +514,8 @@ private:
      */
     void TriggerOnChange(ControllerTriggerType type, bool is_service_update);
 
+    NpadButton GetTurboButtonMask() const;
+
     const NpadIdType npad_id_type;
     NpadStyleIndex npad_type{NpadStyleIndex::None};
     NpadStyleIndex original_npad_type{NpadStyleIndex::None};
@@ -474,6 +525,7 @@ private:
     bool system_buttons_enabled{true};
     f32 motion_sensitivity{0.01f};
     bool force_update_motion{false};
+    u32 turbo_button_state{0};
 
     // Temporary values to avoid doing changes while the controller is in configuring mode
     NpadStyleIndex tmp_npad_type{NpadStyleIndex::None};
@@ -484,7 +536,9 @@ private:
     ControllerMotionParams motion_params;
     TriggerParams trigger_params;
     BatteryParams battery_params;
+    ColorParams color_params;
     CameraParams camera_params;
+    RingAnalogParams ring_params;
     NfcParams nfc_params;
     OutputParams output_params;
 
@@ -493,7 +547,9 @@ private:
     ControllerMotionDevices motion_devices;
     TriggerDevices trigger_devices;
     BatteryDevices battery_devices;
+    ColorDevices color_devices;
     CameraDevices camera_devices;
+    RingAnalogDevices ring_analog_devices;
     NfcDevices nfc_devices;
     OutputDevices output_devices;
 

src/core/hid/emulated_devices.cpp

@@ -14,7 +14,6 @@ EmulatedDevices::EmulatedDevices() = default;
 EmulatedDevices::~EmulatedDevices() = default;
 
 void EmulatedDevices::ReloadFromSettings() {
-    ring_params = Common::ParamPackage(Settings::values.ringcon_analogs);
     ReloadInput();
 }
 
@@ -66,8 +65,6 @@ void EmulatedDevices::ReloadInput() {
         key_index++;
     }
 
-    ring_analog_device = Common::Input::CreateInputDevice(ring_params);
-
     for (std::size_t index = 0; index < mouse_button_devices.size(); ++index) {
         if (!mouse_button_devices[index]) {
             continue;
@@ -122,13 +119,6 @@ void EmulatedDevices::ReloadInput() {
                 },
         });
     }
-
-    if (ring_analog_device) {
-        ring_analog_device->SetCallback({
-            .on_change =
-                [this](const Common::Input::CallbackStatus& callback) { SetRingAnalog(callback); },
-        });
-    }
 }
 
 void EmulatedDevices::UnloadInput() {
@@ -145,7 +135,6 @@ void EmulatedDevices::UnloadInput() {
     for (auto& button : keyboard_modifier_devices) {
         button.reset();
     }
-    ring_analog_device.reset();
 }
 
 void EmulatedDevices::EnableConfiguration() {
@@ -165,7 +154,6 @@ void EmulatedDevices::SaveCurrentConfig() {
     if (!is_configuring) {
         return;
     }
-    Settings::values.ringcon_analogs = ring_params.Serialize();
 }
 
 void EmulatedDevices::RestoreConfig() {
@@ -175,15 +163,6 @@ void EmulatedDevices::RestoreConfig() {
     ReloadFromSettings();
 }
 
-Common::ParamPackage EmulatedDevices::GetRingParam() const {
-    return ring_params;
-}
-
-void EmulatedDevices::SetRingParam(Common::ParamPackage param) {
-    ring_params = std::move(param);
-    ReloadInput();
-}
-
 void EmulatedDevices::SetKeyboardButton(const Common::Input::CallbackStatus& callback,
                                         std::size_t index) {
     if (index >= device_status.keyboard_values.size()) {
@@ -430,23 +409,6 @@ void EmulatedDevices::SetMouseStick(const Common::Input::CallbackStatus& callbac
     TriggerOnChange(DeviceTriggerType::Mouse);
 }
 
-void EmulatedDevices::SetRingAnalog(const Common::Input::CallbackStatus& callback) {
-    std::lock_guard lock{mutex};
-    const auto force_value = TransformToStick(callback);
-
-    device_status.ring_analog_value = force_value.x;
-
-    if (is_configuring) {
-        device_status.ring_analog_value = {};
-        TriggerOnChange(DeviceTriggerType::RingController);
-        return;
-    }
-
-    device_status.ring_analog_state.force = force_value.x.value;
-
-    TriggerOnChange(DeviceTriggerType::RingController);
-}
-
 KeyboardValues EmulatedDevices::GetKeyboardValues() const {
     std::scoped_lock lock{mutex};
     return device_status.keyboard_values;
@@ -462,10 +424,6 @@ MouseButtonValues EmulatedDevices::GetMouseButtonsValues() const {
     return device_status.mouse_button_values;
 }
 
-RingAnalogValue EmulatedDevices::GetRingSensorValues() const {
-    return device_status.ring_analog_value;
-}
-
 KeyboardKey EmulatedDevices::GetKeyboard() const {
     std::scoped_lock lock{mutex};
     return device_status.keyboard_state;
@@ -491,10 +449,6 @@ AnalogStickState EmulatedDevices::GetMouseWheel() const {
     return device_status.mouse_wheel_state;
 }
 
-RingSensorForce EmulatedDevices::GetRingSensorForce() const {
-    return device_status.ring_analog_state;
-}
-
 void EmulatedDevices::TriggerOnChange(DeviceTriggerType type) {
     std::scoped_lock lock{callback_mutex};
     for (const auto& poller_pair : callback_list) {

src/core/hid/emulated_devices.h

@@ -26,11 +26,9 @@ using MouseButtonDevices = std::array<std::unique_ptr<Common::Input::InputDevice
 using MouseAnalogDevices = std::array<std::unique_ptr<Common::Input::InputDevice>,
                                       Settings::NativeMouseWheel::NumMouseWheels>;
 using MouseStickDevice = std::unique_ptr<Common::Input::InputDevice>;
-using RingAnalogDevice = std::unique_ptr<Common::Input::InputDevice>;
 
 using MouseButtonParams =
     std::array<Common::ParamPackage, Settings::NativeMouseButton::NumMouseButtons>;
-using RingAnalogParams = Common::ParamPackage;
 
 using KeyboardValues =
     std::array<Common::Input::ButtonStatus, Settings::NativeKeyboard::NumKeyboardKeys>;
@@ -41,17 +39,12 @@ using MouseButtonValues =
 using MouseAnalogValues =
     std::array<Common::Input::AnalogStatus, Settings::NativeMouseWheel::NumMouseWheels>;
 using MouseStickValue = Common::Input::TouchStatus;
-using RingAnalogValue = Common::Input::AnalogStatus;
 
 struct MousePosition {
     f32 x;
     f32 y;
 };
 
-struct RingSensorForce {
-    f32 force;
-};
-
 struct DeviceStatus {
     // Data from input_common
     KeyboardValues keyboard_values{};
@@ -59,7 +52,6 @@ struct DeviceStatus {
     MouseButtonValues mouse_button_values{};
     MouseAnalogValues mouse_analog_values{};
     MouseStickValue mouse_stick_value{};
-    RingAnalogValue ring_analog_value{};
 
     // Data for HID serices
     KeyboardKey keyboard_state{};
@@ -67,7 +59,6 @@ struct DeviceStatus {
     MouseButton mouse_button_state{};
     MousePosition mouse_position_state{};
     AnalogStickState mouse_wheel_state{};
-    RingSensorForce ring_analog_state{};
 };
 
 enum class DeviceTriggerType {
@@ -138,9 +129,6 @@ public:
     /// Returns the latest status of button input from the mouse with parameters
     MouseButtonValues GetMouseButtonsValues() const;
 
-    /// Returns the latest status of analog input from the ring sensor with parameters
-    RingAnalogValue GetRingSensorValues() const;
-
     /// Returns the latest status of button input from the keyboard
     KeyboardKey GetKeyboard() const;
 
@@ -156,9 +144,6 @@ public:
     /// Returns the latest mouse wheel change
     AnalogStickState GetMouseWheel() const;
 
-    /// Returns the latest ringcon force sensor value
-    RingSensorForce GetRingSensorForce() const;
-
     /**
      * Adds a callback to the list of events
      * @param update_callback InterfaceUpdateCallback that will be triggered
@@ -224,14 +209,11 @@ private:
 
     bool is_configuring{false};
 
-    RingAnalogParams ring_params;
-
     KeyboardDevices keyboard_devices;
     KeyboardModifierDevices keyboard_modifier_devices;
     MouseButtonDevices mouse_button_devices;
     MouseAnalogDevices mouse_analog_devices;
     MouseStickDevice mouse_stick_device;
-    RingAnalogDevice ring_analog_device;
 
     mutable std::mutex mutex;
     mutable std::mutex callback_mutex;

src/core/hid/input_converter.cpp

@@ -304,6 +304,18 @@ Common::Input::NfcStatus TransformToNfc(const Common::Input::CallbackStatus& cal
     return nfc;
 }
 
+Common::Input::BodyColorStatus TransformToColor(const Common::Input::CallbackStatus& callback) {
+    switch (callback.type) {
+    case Common::Input::InputType::Color:
+        return callback.color_status;
+        break;
+    default:
+        LOG_ERROR(Input, "Conversion from type {} to color not implemented", callback.type);
+        return {};
+        break;
+    }
+}
+
 void SanitizeAnalog(Common::Input::AnalogStatus& analog, bool clamp_value) {
     const auto& properties = analog.properties;
     float& raw_value = analog.raw_value;

src/core/hid/input_converter.h

@@ -88,10 +88,18 @@ Common::Input::CameraStatus TransformToCamera(const Common::Input::CallbackStatu
  * Converts raw input data into a valid nfc status.
  *
  * @param callback Supported callbacks: Nfc.
- * @return A valid CameraObject object.
+ * @return A valid data tag vector.
  */
 Common::Input::NfcStatus TransformToNfc(const Common::Input::CallbackStatus& callback);
 
+/**
+ * Converts raw input data into a valid color status.
+ *
+ * @param callback Supported callbacks: Color.
+ * @return A valid Color object.
+ */
+Common::Input::BodyColorStatus TransformToColor(const Common::Input::CallbackStatus& callback);
+
 /**
  * Converts raw analog data into a valid analog value
  * @param analog An analog object containing raw data and properties

src/core/hle/kernel/hle_ipc.cpp

@@ -11,6 +11,7 @@
 #include "common/common_funcs.h"
 #include "common/common_types.h"
 #include "common/logging/log.h"
+#include "common/scratch_buffer.h"
 #include "core/hle/ipc_helpers.h"
 #include "core/hle/kernel/hle_ipc.h"
 #include "core/hle/kernel/k_auto_object.h"
@@ -325,7 +326,7 @@ Result HLERequestContext::WriteToOutgoingCommandBuffer(KThread& requesting_threa
     return ResultSuccess;
 }
 
-std::vector<u8> HLERequestContext::ReadBuffer(std::size_t buffer_index) const {
+std::vector<u8> HLERequestContext::ReadBufferCopy(std::size_t buffer_index) const {
     const bool is_buffer_a{BufferDescriptorA().size() > buffer_index &&
                            BufferDescriptorA()[buffer_index].Size()};
     if (is_buffer_a) {
@@ -345,6 +346,33 @@ std::vector<u8> HLERequestContext::ReadBuffer(std::size_t buffer_index) const {
     }
 }
 
+std::span<const u8> HLERequestContext::ReadBuffer(std::size_t buffer_index) const {
+    static thread_local std::array<Common::ScratchBuffer<u8>, 2> read_buffer_a;
+    static thread_local std::array<Common::ScratchBuffer<u8>, 2> read_buffer_x;
+
+    const bool is_buffer_a{BufferDescriptorA().size() > buffer_index &&
+                           BufferDescriptorA()[buffer_index].Size()};
+    if (is_buffer_a) {
+        ASSERT_OR_EXECUTE_MSG(
+            BufferDescriptorA().size() > buffer_index, { return {}; },
+            "BufferDescriptorA invalid buffer_index {}", buffer_index);
+        auto& read_buffer = read_buffer_a[buffer_index];
+        read_buffer.resize_destructive(BufferDescriptorA()[buffer_index].Size());
+        memory.ReadBlock(BufferDescriptorA()[buffer_index].Address(), read_buffer.data(),
+                         read_buffer.size());
+        return read_buffer;
+    } else {
+        ASSERT_OR_EXECUTE_MSG(
+            BufferDescriptorX().size() > buffer_index, { return {}; },
+            "BufferDescriptorX invalid buffer_index {}", buffer_index);
+        auto& read_buffer = read_buffer_x[buffer_index];
+        read_buffer.resize_destructive(BufferDescriptorX()[buffer_index].Size());
+        memory.ReadBlock(BufferDescriptorX()[buffer_index].Address(), read_buffer.data(),
+                         read_buffer.size());
+        return read_buffer;
+    }
+}
+
 std::size_t HLERequestContext::WriteBuffer(const void* buffer, std::size_t size,
                                            std::size_t buffer_index) const {
     if (size == 0) {

src/core/hle/kernel/hle_ipc.h

@@ -7,6 +7,7 @@
 #include <functional>
 #include <memory>
 #include <optional>
+#include <span>
 #include <string>
 #include <type_traits>
 #include <vector>
@@ -270,8 +271,11 @@ public:
         return domain_message_header.has_value();
     }
 
-    /// Helper function to read a buffer using the appropriate buffer descriptor
-    [[nodiscard]] std::vector<u8> ReadBuffer(std::size_t buffer_index = 0) const;
+    /// Helper function to get a span of a buffer using the appropriate buffer descriptor
+    [[nodiscard]] std::span<const u8> ReadBuffer(std::size_t buffer_index = 0) const;
+
+    /// Helper function to read a copy of a buffer using the appropriate buffer descriptor
+    [[nodiscard]] std::vector<u8> ReadBufferCopy(std::size_t buffer_index = 0) const;
 
     /// Helper function to write a buffer using the appropriate buffer descriptor
     std::size_t WriteBuffer(const void* buffer, std::size_t size,

src/core/hle/kernel/k_auto_object.h

@@ -24,9 +24,7 @@ private:
     friend class ::Kernel::KClassTokenGenerator;                                                   \
     static constexpr inline auto ObjectType = ::Kernel::KClassTokenGenerator::ObjectType::CLASS;   \
     static constexpr inline const char* const TypeName = #CLASS;                                   \
-    static constexpr inline ClassTokenType ClassToken() {                                          \
-        return ::Kernel::ClassToken<CLASS>;                                                        \
-    }                                                                                              \
+    static constexpr inline ClassTokenType ClassToken() { return ::Kernel::ClassToken<CLASS>; }    \
                                                                                                    \
 public:                                                                                            \
     YUZU_NON_COPYABLE(CLASS);                                                                      \
@@ -37,15 +35,9 @@ public:
         constexpr ClassTokenType Token = ClassToken();                                             \
         return TypeObj(TypeName, Token);                                                           \
     }                                                                                              \
-    static constexpr const char* GetStaticTypeName() {                                             \
-        return TypeName;                                                                           \
-    }                                                                                              \
-    virtual TypeObj GetTypeObj() ATTRIBUTE {                                                       \
-        return GetStaticTypeObj();                                                                 \
-    }                                                                                              \
-    virtual const char* GetTypeName() ATTRIBUTE {                                                  \
-        return GetStaticTypeName();                                                                \
-    }                                                                                              \
+    static constexpr const char* GetStaticTypeName() { return TypeName; }                          \
+    virtual TypeObj GetTypeObj() ATTRIBUTE { return GetStaticTypeObj(); }                          \
+    virtual const char* GetTypeName() ATTRIBUTE { return GetStaticTypeName(); }                    \
                                                                                                    \
 private:                                                                                           \
     constexpr bool operator!=(const TypeObj& rhs)
@@ -245,8 +237,8 @@ public:
     }
 
     template <typename U>
-    requires(std::derived_from<T, U> ||
-             std::derived_from<U, T>) constexpr KScopedAutoObject(KScopedAutoObject<U>&& rhs) {
+        requires(std::derived_from<T, U> || std::derived_from<U, T>)
+    constexpr KScopedAutoObject(KScopedAutoObject<U>&& rhs) {
         if constexpr (std::derived_from<U, T>) {
             // Upcast.
             m_obj = rhs.m_obj;

src/core/hle/kernel/k_capabilities.cpp

@@ -0,0 +1,358 @@
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "core/hardware_properties.h"
+#include "core/hle/kernel/k_capabilities.h"
+#include "core/hle/kernel/k_memory_layout.h"
+#include "core/hle/kernel/k_page_table.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/svc_results.h"
+#include "core/hle/kernel/svc_version.h"
+
+namespace Kernel {
+
+Result KCapabilities::InitializeForKIP(std::span<const u32> kern_caps, KPageTable* page_table) {
+    // We're initializing an initial process.
+    m_svc_access_flags.reset();
+    m_irq_access_flags.reset();
+    m_debug_capabilities = 0;
+    m_handle_table_size = 0;
+    m_intended_kernel_version = 0;
+    m_program_type = 0;
+
+    // Initial processes may run on all cores.
+    constexpr u64 VirtMask = Core::Hardware::VirtualCoreMask;
+    constexpr u64 PhysMask = Core::Hardware::ConvertVirtualCoreMaskToPhysical(VirtMask);
+
+    m_core_mask = VirtMask;
+    m_phys_core_mask = PhysMask;
+
+    // Initial processes may use any user priority they like.
+    m_priority_mask = ~0xFULL;
+
+    // Here, Nintendo sets the kernel version to the current kernel version.
+    // We will follow suit and set the version to the highest supported kernel version.
+    KernelVersion intended_kernel_version{};
+    intended_kernel_version.major_version.Assign(Svc::SupportedKernelMajorVersion);
+    intended_kernel_version.minor_version.Assign(Svc::SupportedKernelMinorVersion);
+    m_intended_kernel_version = intended_kernel_version.raw;
+
+    // Parse the capabilities array.
+    R_RETURN(this->SetCapabilities(kern_caps, page_table));
+}
+
+Result KCapabilities::InitializeForUser(std::span<const u32> user_caps, KPageTable* page_table) {
+    // We're initializing a user process.
+    m_svc_access_flags.reset();
+    m_irq_access_flags.reset();
+    m_debug_capabilities = 0;
+    m_handle_table_size = 0;
+    m_intended_kernel_version = 0;
+    m_program_type = 0;
+
+    // User processes must specify what cores/priorities they can use.
+    m_core_mask = 0;
+    m_priority_mask = 0;
+
+    // Parse the user capabilities array.
+    R_RETURN(this->SetCapabilities(user_caps, page_table));
+}
+
+Result KCapabilities::SetCorePriorityCapability(const u32 cap) {
+    // We can't set core/priority if we've already set them.
+    R_UNLESS(m_core_mask == 0, ResultInvalidArgument);
+    R_UNLESS(m_priority_mask == 0, ResultInvalidArgument);
+
+    // Validate the core/priority.
+    CorePriority pack{cap};
+    const u32 min_core = pack.minimum_core_id;
+    const u32 max_core = pack.maximum_core_id;
+    const u32 max_prio = pack.lowest_thread_priority;
+    const u32 min_prio = pack.highest_thread_priority;
+
+    R_UNLESS(min_core <= max_core, ResultInvalidCombination);
+    R_UNLESS(min_prio <= max_prio, ResultInvalidCombination);
+    R_UNLESS(max_core < Core::Hardware::NumVirtualCores, ResultInvalidCoreId);
+
+    ASSERT(max_prio < Common::BitSize<u64>());
+
+    // Set core mask.
+    for (auto core_id = min_core; core_id <= max_core; core_id++) {
+        m_core_mask |= (1ULL << core_id);
+    }
+    ASSERT((m_core_mask & Core::Hardware::VirtualCoreMask) == m_core_mask);
+
+    // Set physical core mask.
+    m_phys_core_mask = Core::Hardware::ConvertVirtualCoreMaskToPhysical(m_core_mask);
+
+    // Set priority mask.
+    for (auto prio = min_prio; prio <= max_prio; prio++) {
+        m_priority_mask |= (1ULL << prio);
+    }
+
+    // We must have some core/priority we can use.
+    R_UNLESS(m_core_mask != 0, ResultInvalidArgument);
+    R_UNLESS(m_priority_mask != 0, ResultInvalidArgument);
+
+    // Processes must not have access to kernel thread priorities.
+    R_UNLESS((m_priority_mask & 0xF) == 0, ResultInvalidArgument);
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetSyscallMaskCapability(const u32 cap, u32& set_svc) {
+    // Validate the index.
+    SyscallMask pack{cap};
+    const u32 mask = pack.mask;
+    const u32 index = pack.index;
+
+    const u32 index_flag = (1U << index);
+    R_UNLESS((set_svc & index_flag) == 0, ResultInvalidCombination);
+    set_svc |= index_flag;
+
+    // Set SVCs.
+    for (size_t i = 0; i < decltype(SyscallMask::mask)::bits; i++) {
+        const u32 svc_id = static_cast<u32>(decltype(SyscallMask::mask)::bits * index + i);
+        if (mask & (1U << i)) {
+            R_UNLESS(this->SetSvcAllowed(svc_id), ResultOutOfRange);
+        }
+    }
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::MapRange_(const u32 cap, const u32 size_cap, KPageTable* page_table) {
+    const auto range_pack = MapRange{cap};
+    const auto size_pack = MapRangeSize{size_cap};
+
+    // Get/validate address/size
+    const u64 phys_addr = range_pack.address.Value() * PageSize;
+
+    // Validate reserved bits are unused.
+    R_UNLESS(size_pack.reserved.Value() == 0, ResultOutOfRange);
+
+    const size_t num_pages = size_pack.pages;
+    const size_t size = num_pages * PageSize;
+    R_UNLESS(num_pages != 0, ResultInvalidSize);
+    R_UNLESS(phys_addr < phys_addr + size, ResultInvalidAddress);
+    R_UNLESS(((phys_addr + size - 1) & ~PhysicalMapAllowedMask) == 0, ResultInvalidAddress);
+
+    // Do the mapping.
+    [[maybe_unused]] const KMemoryPermission perm = range_pack.read_only.Value()
+                                                        ? KMemoryPermission::UserRead
+                                                        : KMemoryPermission::UserReadWrite;
+    if (MapRangeSize{size_cap}.normal) {
+        // R_RETURN(page_table->MapStatic(phys_addr, size, perm));
+    } else {
+        // R_RETURN(page_table->MapIo(phys_addr, size, perm));
+    }
+
+    UNIMPLEMENTED();
+    R_SUCCEED();
+}
+
+Result KCapabilities::MapIoPage_(const u32 cap, KPageTable* page_table) {
+    // Get/validate address/size
+    const u64 phys_addr = MapIoPage{cap}.address.Value() * PageSize;
+    const size_t num_pages = 1;
+    const size_t size = num_pages * PageSize;
+    R_UNLESS(num_pages != 0, ResultInvalidSize);
+    R_UNLESS(phys_addr < phys_addr + size, ResultInvalidAddress);
+    R_UNLESS(((phys_addr + size - 1) & ~PhysicalMapAllowedMask) == 0, ResultInvalidAddress);
+
+    // Do the mapping.
+    // R_RETURN(page_table->MapIo(phys_addr, size, KMemoryPermission_UserReadWrite));
+
+    UNIMPLEMENTED();
+    R_SUCCEED();
+}
+
+template <typename F>
+Result KCapabilities::ProcessMapRegionCapability(const u32 cap, F f) {
+    // Define the allowed memory regions.
+    constexpr std::array<KMemoryRegionType, 4> MemoryRegions{
+        KMemoryRegionType_None,
+        KMemoryRegionType_KernelTraceBuffer,
+        KMemoryRegionType_OnMemoryBootImage,
+        KMemoryRegionType_DTB,
+    };
+
+    // Extract regions/read only.
+    const MapRegion pack{cap};
+    const std::array<RegionType, 3> types{pack.region0, pack.region1, pack.region2};
+    const std::array<u32, 3> ro{pack.read_only0, pack.read_only1, pack.read_only2};
+
+    for (size_t i = 0; i < types.size(); i++) {
+        const auto type = types[i];
+        const auto perm = ro[i] ? KMemoryPermission::UserRead : KMemoryPermission::UserReadWrite;
+        switch (type) {
+        case RegionType::NoMapping:
+            break;
+        case RegionType::KernelTraceBuffer:
+        case RegionType::OnMemoryBootImage:
+        case RegionType::DTB:
+            R_TRY(f(MemoryRegions[static_cast<u32>(type)], perm));
+            break;
+        default:
+            R_THROW(ResultNotFound);
+        }
+    }
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::MapRegion_(const u32 cap, KPageTable* page_table) {
+    // Map each region into the process's page table.
+    R_RETURN(ProcessMapRegionCapability(
+        cap, [](KMemoryRegionType region_type, KMemoryPermission perm) -> Result {
+            // R_RETURN(page_table->MapRegion(region_type, perm));
+            UNIMPLEMENTED();
+            R_SUCCEED();
+        }));
+}
+
+Result KCapabilities::CheckMapRegion(KernelCore& kernel, const u32 cap) {
+    // Check that each region has a physical backing store.
+    R_RETURN(ProcessMapRegionCapability(
+        cap, [&](KMemoryRegionType region_type, KMemoryPermission perm) -> Result {
+            R_UNLESS(kernel.MemoryLayout().GetPhysicalMemoryRegionTree().FindFirstDerived(
+                         region_type) != nullptr,
+                     ResultOutOfRange);
+            R_SUCCEED();
+        }));
+}
+
+Result KCapabilities::SetInterruptPairCapability(const u32 cap) {
+    // Extract interrupts.
+    const InterruptPair pack{cap};
+    const std::array<u32, 2> ids{pack.interrupt_id0, pack.interrupt_id1};
+
+    for (size_t i = 0; i < ids.size(); i++) {
+        if (ids[i] != PaddingInterruptId) {
+            UNIMPLEMENTED();
+            // R_UNLESS(Kernel::GetInterruptManager().IsInterruptDefined(ids[i]), ResultOutOfRange);
+            // R_UNLESS(this->SetInterruptPermitted(ids[i]), ResultOutOfRange);
+        }
+    }
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetProgramTypeCapability(const u32 cap) {
+    // Validate.
+    const ProgramType pack{cap};
+    R_UNLESS(pack.reserved == 0, ResultReservedUsed);
+
+    m_program_type = pack.type;
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetKernelVersionCapability(const u32 cap) {
+    // Ensure we haven't set our version before.
+    R_UNLESS(KernelVersion{m_intended_kernel_version}.major_version == 0, ResultInvalidArgument);
+
+    // Set, ensure that we set a valid version.
+    m_intended_kernel_version = cap;
+    R_UNLESS(KernelVersion{m_intended_kernel_version}.major_version != 0, ResultInvalidArgument);
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetHandleTableCapability(const u32 cap) {
+    // Validate.
+    const HandleTable pack{cap};
+    R_UNLESS(pack.reserved == 0, ResultReservedUsed);
+
+    m_handle_table_size = pack.size;
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetDebugFlagsCapability(const u32 cap) {
+    // Validate.
+    const DebugFlags pack{cap};
+    R_UNLESS(pack.reserved == 0, ResultReservedUsed);
+
+    DebugFlags debug_capabilities{m_debug_capabilities};
+    debug_capabilities.allow_debug.Assign(pack.allow_debug);
+    debug_capabilities.force_debug.Assign(pack.force_debug);
+    m_debug_capabilities = debug_capabilities.raw;
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::SetCapability(const u32 cap, u32& set_flags, u32& set_svc,
+                                    KPageTable* page_table) {
+    // Validate this is a capability we can act on.
+    const auto type = GetCapabilityType(cap);
+    R_UNLESS(type != CapabilityType::Invalid, ResultInvalidArgument);
+
+    // If the type is padding, we have no work to do.
+    R_SUCCEED_IF(type == CapabilityType::Padding);
+
+    // Check that we haven't already processed this capability.
+    const auto flag = GetCapabilityFlag(type);
+    R_UNLESS(((set_flags & InitializeOnceFlags) & flag) == 0, ResultInvalidCombination);
+    set_flags |= flag;
+
+    // Process the capability.
+    switch (type) {
+    case CapabilityType::CorePriority:
+        R_RETURN(this->SetCorePriorityCapability(cap));
+    case CapabilityType::SyscallMask:
+        R_RETURN(this->SetSyscallMaskCapability(cap, set_svc));
+    case CapabilityType::MapIoPage:
+        R_RETURN(this->MapIoPage_(cap, page_table));
+    case CapabilityType::MapRegion:
+        R_RETURN(this->MapRegion_(cap, page_table));
+    case CapabilityType::InterruptPair:
+        R_RETURN(this->SetInterruptPairCapability(cap));
+    case CapabilityType::ProgramType:
+        R_RETURN(this->SetProgramTypeCapability(cap));
+    case CapabilityType::KernelVersion:
+        R_RETURN(this->SetKernelVersionCapability(cap));
+    case CapabilityType::HandleTable:
+        R_RETURN(this->SetHandleTableCapability(cap));
+    case CapabilityType::DebugFlags:
+        R_RETURN(this->SetDebugFlagsCapability(cap));
+    default:
+        R_THROW(ResultInvalidArgument);
+    }
+}
+
+Result KCapabilities::SetCapabilities(std::span<const u32> caps, KPageTable* page_table) {
+    u32 set_flags = 0, set_svc = 0;
+
+    for (size_t i = 0; i < caps.size(); i++) {
+        const u32 cap{caps[i]};
+
+        if (GetCapabilityType(cap) == CapabilityType::MapRange) {
+            // Check that the pair cap exists.
+            R_UNLESS((++i) < caps.size(), ResultInvalidCombination);
+
+            // Check the pair cap is a map range cap.
+            const u32 size_cap{caps[i]};
+            R_UNLESS(GetCapabilityType(size_cap) == CapabilityType::MapRange,
+                     ResultInvalidCombination);
+
+            // Map the range.
+            R_TRY(this->MapRange_(cap, size_cap, page_table));
+        } else {
+            R_TRY(this->SetCapability(cap, set_flags, set_svc, page_table));
+        }
+    }
+
+    R_SUCCEED();
+}
+
+Result KCapabilities::CheckCapabilities(KernelCore& kernel, std::span<const u32> caps) {
+    for (auto cap : caps) {
+        // Check the capability refers to a valid region.
+        if (GetCapabilityType(cap) == CapabilityType::MapRegion) {
+            R_TRY(CheckMapRegion(kernel, cap));
+        }
+    }
+
+    R_SUCCEED();
+}
+
+} // namespace Kernel

src/core/hle/kernel/k_capabilities.h

@@ -0,0 +1,295 @@
+
+// SPDX-FileCopyrightText: Copyright 2023 yuzu Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <bitset>
+#include <span>
+
+#include "common/bit_field.h"
+#include "common/common_types.h"
+
+#include "core/hle/kernel/svc_types.h"
+#include "core/hle/result.h"
+
+namespace Kernel {
+
+class KPageTable;
+class KernelCore;
+
+class KCapabilities {
+public:
+    constexpr explicit KCapabilities() = default;
+
+    Result InitializeForKIP(std::span<const u32> kern_caps, KPageTable* page_table);
+    Result InitializeForUser(std::span<const u32> user_caps, KPageTable* page_table);
+
+    static Result CheckCapabilities(KernelCore& kernel, std::span<const u32> user_caps);
+
+    constexpr u64 GetCoreMask() const {
+        return m_core_mask;
+    }
+
+    constexpr u64 GetPhysicalCoreMask() const {
+        return m_phys_core_mask;
+    }
+
+    constexpr u64 GetPriorityMask() const {
+        return m_priority_mask;
+    }
+
+    constexpr s32 GetHandleTableSize() const {
+        return m_handle_table_size;
+    }
+
+    constexpr const Svc::SvcAccessFlagSet& GetSvcPermissions() const {
+        return m_svc_access_flags;
+    }
+
+    constexpr bool IsPermittedSvc(u32 id) const {
+        return (id < m_svc_access_flags.size()) && m_svc_access_flags[id];
+    }
+
+    constexpr bool IsPermittedInterrupt(u32 id) const {
+        return (id < m_irq_access_flags.size()) && m_irq_access_flags[id];
+    }
+
+    constexpr bool IsPermittedDebug() const {
+        return DebugFlags{m_debug_capabilities}.allow_debug.Value() != 0;
+    }
+
+    constexpr bool CanForceDebug() const {
+        return DebugFlags{m_debug_capabilities}.force_debug.Value() != 0;
+    }
+
+    constexpr u32 GetIntendedKernelMajorVersion() const {
+        return KernelVersion{m_intended_kernel_version}.major_version;
+    }
+
+    constexpr u32 GetIntendedKernelMinorVersion() const {
+        return KernelVersion{m_intended_kernel_version}.minor_version;
+    }
+
+private:
+    static constexpr size_t InterruptIdCount = 0x400;
+    using InterruptFlagSet = std::bitset<InterruptIdCount>;
+
+    enum class CapabilityType : u32 {
+        CorePriority = (1U << 3) - 1,
+        SyscallMask = (1U << 4) - 1,
+        MapRange = (1U << 6) - 1,
+        MapIoPage = (1U << 7) - 1,
+        MapRegion = (1U << 10) - 1,
+        InterruptPair = (1U << 11) - 1,
+        ProgramType = (1U << 13) - 1,
+        KernelVersion = (1U << 14) - 1,
+        HandleTable = (1U << 15) - 1,
+        DebugFlags = (1U << 16) - 1,
+
+        Invalid = 0U,
+        Padding = ~0U,
+    };
+
+    using RawCapabilityValue = u32;
+
+    static constexpr CapabilityType GetCapabilityType(const RawCapabilityValue value) {
+        return static_cast<CapabilityType>((~value & (value + 1)) - 1);
+    }
+
+    static constexpr u32 GetCapabilityFlag(CapabilityType type) {
+        return static_cast<u32>(type) + 1;
+    }
+
+    template <CapabilityType Type>
+    static constexpr inline u32 CapabilityFlag = static_cast<u32>(Type) + 1;
+
+    template <CapabilityType Type>
+    static constexpr inline u32 CapabilityId = std::countr_zero(CapabilityFlag<Type>);
+
+    union CorePriority {
+        static_assert(CapabilityId<CapabilityType::CorePriority> + 1 == 4);
+
+        RawCapabilityValue raw;
+        BitField<0, 4, CapabilityType> id;
+        BitField<4, 6, u32> lowest_thread_priority;
+        BitField<10, 6, u32> highest_thread_priority;
+        BitField<16, 8, u32> minimum_core_id;
+        BitField<24, 8, u32> maximum_core_id;
+    };
+
+    union SyscallMask {
+        static_assert(CapabilityId<CapabilityType::SyscallMask> + 1 == 5);
+
+        RawCapabilityValue raw;
+        BitField<0, 5, CapabilityType> id;
+        BitField<5, 24, u32> mask;
+        BitField<29, 3, u32> index;
+    };
+
+    // #undef MESOSPHERE_ENABLE_LARGE_PHYSICAL_ADDRESS_CAPABILITIES
+    static constexpr u64 PhysicalMapAllowedMask = (1ULL << 36) - 1;
+
+    union MapRange {
+        static_assert(CapabilityId<CapabilityType::MapRange> + 1 == 7);
+
+        RawCapabilityValue raw;
+        BitField<0, 7, CapabilityType> id;
+        BitField<7, 24, u32> address;
+        BitField<31, 1, u32> read_only;
+    };
+
+    union MapRangeSize {
+        static_assert(CapabilityId<CapabilityType::MapRange> + 1 == 7);
+
+        RawCapabilityValue raw;
+        BitField<0, 7, CapabilityType> id;
+        BitField<7, 20, u32> pages;
+        BitField<27, 4, u32> reserved;
+        BitField<31, 1, u32> normal;
+    };
+
+    union MapIoPage {
+        static_assert(CapabilityId<CapabilityType::MapIoPage> + 1 == 8);
+
+        RawCapabilityValue raw;
+        BitField<0, 8, CapabilityType> id;
+        BitField<8, 24, u32> address;
+    };
+
+    enum class RegionType : u32 {
+        NoMapping = 0,
+        KernelTraceBuffer = 1,
+        OnMemoryBootImage = 2,
+        DTB = 3,
+    };
+
+    union MapRegion {
+        static_assert(CapabilityId<CapabilityType::MapRegion> + 1 == 11);
+
+        RawCapabilityValue raw;
+        BitField<0, 11, CapabilityType> id;
+        BitField<11, 6, RegionType> region0;
+        BitField<17, 1, u32> read_only0;
+        BitField<18, 6, RegionType> region1;
+        BitField<24, 1, u32> read_only1;
+        BitField<25, 6, RegionType> region2;
+        BitField<31, 1, u32> read_only2;
+    };
+
+    union InterruptPair {
+        static_assert(CapabilityId<CapabilityType::InterruptPair> + 1 == 12);
+
+        RawCapabilityValue raw;
+        BitField<0, 12, CapabilityType> id;
+        BitField<12, 10, u32> interrupt_id0;
+        BitField<22, 10, u32> interrupt_id1;
+    };
+
+    union ProgramType {
+        static_assert(CapabilityId<CapabilityType::ProgramType> + 1 == 14);
+
+        RawCapabilityValue raw;
+        BitField<0, 14, CapabilityType> id;
+        BitField<14, 3, u32> type;
+        BitField<17, 15, u32> reserved;
+    };
+
+    union KernelVersion {
+        static_assert(CapabilityId<CapabilityType::KernelVersion> + 1 == 15);
+
+        RawCapabilityValue raw;
+        BitField<0, 15, CapabilityType> id;
+        BitField<15, 4, u32> major_version;
+        BitField<19, 13, u32> minor_version;
+    };
+
+    union HandleTable {
+        static_assert(CapabilityId<CapabilityType::HandleTable> + 1 == 16);
+
+        RawCapabilityValue raw;
+        BitField<0, 16, CapabilityType> id;
+        BitField<16, 10, u32> size;
+        BitField<26, 6, u32> reserved;
+    };
+
+    union DebugFlags {
+        static_assert(CapabilityId<CapabilityType::DebugFlags> + 1 == 17);
+
+        RawCapabilityValue raw;
+        BitField<0, 17, CapabilityType> id;
+        BitField<17, 1, u32> allow_debug;
+        BitField<18, 1, u32> force_debug;
+        BitField<19, 13, u32> reserved;
+    };
+
+    static_assert(sizeof(CorePriority) == 4);
+    static_assert(sizeof(SyscallMask) == 4);
+    static_assert(sizeof(MapRange) == 4);
+    static_assert(sizeof(MapRangeSize) == 4);
+    static_assert(sizeof(MapIoPage) == 4);
+    static_assert(sizeof(MapRegion) == 4);
+    static_assert(sizeof(InterruptPair) == 4);
+    static_assert(sizeof(ProgramType) == 4);
+    static_assert(sizeof(KernelVersion) == 4);
+    static_assert(sizeof(HandleTable) == 4);
+    static_assert(sizeof(DebugFlags) == 4);
+
+    static constexpr u32 InitializeOnceFlags =
+        CapabilityFlag<CapabilityType::CorePriority> | CapabilityFlag<CapabilityType::ProgramType> |
+        CapabilityFlag<CapabilityType::KernelVersion> |
+        CapabilityFlag<CapabilityType::HandleTable> | CapabilityFlag<CapabilityType::DebugFlags>;
+
+    static const u32 PaddingInterruptId = 0x3FF;
+    static_assert(PaddingInterruptId < InterruptIdCount);
+
+private:
+    constexpr bool SetSvcAllowed(u32 id) {
+        if (id < m_svc_access_flags.size()) [[likely]] {
+            m_svc_access_flags[id] = true;
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    constexpr bool SetInterruptPermitted(u32 id) {
+        if (id < m_irq_access_flags.size()) [[likely]] {
+            m_irq_access_flags[id] = true;
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    Result SetCorePriorityCapability(const u32 cap);
+    Result SetSyscallMaskCapability(const u32 cap, u32& set_svc);
+    Result MapRange_(const u32 cap, const u32 size_cap, KPageTable* page_table);
+    Result MapIoPage_(const u32 cap, KPageTable* page_table);
+    Result MapRegion_(const u32 cap, KPageTable* page_table);
+    Result SetInterruptPairCapability(const u32 cap);
+    Result SetProgramTypeCapability(const u32 cap);
+    Result SetKernelVersionCapability(const u32 cap);
+    Result SetHandleTableCapability(const u32 cap);
+    Result SetDebugFlagsCapability(const u32 cap);
+
+    template <typename F>
+    static Result ProcessMapRegionCapability(const u32 cap, F f);
+    static Result CheckMapRegion(KernelCore& kernel, const u32 cap);
+
+    Result SetCapability(const u32 cap, u32& set_flags, u32& set_svc, KPageTable* page_table);
+    Result SetCapabilities(std::span<const u32> caps, KPageTable* page_table);
+
+private:
+    Svc::SvcAccessFlagSet m_svc_access_flags{};
+    InterruptFlagSet m_irq_access_flags{};
+    u64 m_core_mask{};
+    u64 m_phys_core_mask{};
+    u64 m_priority_mask{};
+    u32 m_debug_capabilities{};
+    s32 m_handle_table_size{};
+    u32 m_intended_kernel_version{};
+    u32 m_program_type{};
+};
+
+} // namespace Kernel

src/core/hle/kernel/k_code_memory.cpp

@@ -74,7 +74,7 @@ Result KCodeMemory::Map(VAddr address, size_t size) {
     R_UNLESS(!m_is_mapped, ResultInvalidState);
 
     // Map the memory.
-    R_TRY(kernel.CurrentProcess()->PageTable().MapPages(
+    R_TRY(kernel.CurrentProcess()->PageTable().MapPageGroup(
         address, *m_page_group, KMemoryState::CodeOut, KMemoryPermission::UserReadWrite));
 
     // Mark ourselves as mapped.
@@ -91,8 +91,8 @@ Result KCodeMemory::Unmap(VAddr address, size_t size) {
     KScopedLightLock lk(m_lock);
 
     // Unmap the memory.
-    R_TRY(kernel.CurrentProcess()->PageTable().UnmapPages(address, *m_page_group,
-                                                          KMemoryState::CodeOut));
+    R_TRY(kernel.CurrentProcess()->PageTable().UnmapPageGroup(address, *m_page_group,
+                                                              KMemoryState::CodeOut));
 
     // Mark ourselves as unmapped.
     m_is_mapped = false;
@@ -125,8 +125,8 @@ Result KCodeMemory::MapToOwner(VAddr address, size_t size, Svc::MemoryPermission
     }
 
     // Map the memory.
-    R_TRY(
-        m_owner->PageTable().MapPages(address, *m_page_group, KMemoryState::GeneratedCode, k_perm));
+    R_TRY(m_owner->PageTable().MapPageGroup(address, *m_page_group, KMemoryState::GeneratedCode,
+                                            k_perm));
 
     // Mark ourselves as mapped.
     m_is_owner_mapped = true;
@@ -142,7 +142,7 @@ Result KCodeMemory::UnmapFromOwner(VAddr address, size_t size) {
     KScopedLightLock lk(m_lock);
 
     // Unmap the memory.
-    R_TRY(m_owner->PageTable().UnmapPages(address, *m_page_group, KMemoryState::GeneratedCode));
+    R_TRY(m_owner->PageTable().UnmapPageGroup(address, *m_page_group, KMemoryState::GeneratedCode));
 
     // Mark ourselves as unmapped.
     m_is_owner_mapped = false;

src/core/hle/kernel/k_condition_variable.cpp

@@ -171,7 +171,7 @@ Result KConditionVariable::WaitForAddress(Handle handle, VAddr addr, u32 value)
         R_UNLESS(owner_thread != nullptr, ResultInvalidHandle);
 
         // Update the lock.
-        cur_thread->SetAddressKey(addr, value);
+        cur_thread->SetUserAddressKey(addr, value);
         owner_thread->AddWaiter(cur_thread);
 
         // Begin waiting.

src/core/hle/kernel/k_hardware_timer.cpp

@@ -18,7 +18,8 @@ void KHardwareTimer::Initialize() {
 }
 
 void KHardwareTimer::Finalize() {
-    this->DisableInterrupt();
+    m_kernel.System().CoreTiming().UnscheduleEvent(m_event_type, reinterpret_cast<uintptr_t>(this));
+    m_wakeup_time = std::numeric_limits<s64>::max();
     m_event_type.reset();
 }
 
@@ -59,7 +60,8 @@ void KHardwareTimer::EnableInterrupt(s64 wakeup_time) {
 }
 
 void KHardwareTimer::DisableInterrupt() {
-    m_kernel.System().CoreTiming().UnscheduleEvent(m_event_type, reinterpret_cast<uintptr_t>(this));
+    m_kernel.System().CoreTiming().UnscheduleEventWithoutWait(m_event_type,
+                                                              reinterpret_cast<uintptr_t>(this));
     m_wakeup_time = std::numeric_limits<s64>::max();
 }
 

src/core/hle/kernel/k_light_lock.cpp

@@ -68,7 +68,7 @@ bool KLightLock::LockSlowPath(uintptr_t _owner, uintptr_t _cur_thread) {
 
         // Add the current thread as a waiter on the owner.
         KThread* owner_thread = reinterpret_cast<KThread*>(_owner & ~1ULL);
-        cur_thread->SetAddressKey(reinterpret_cast<uintptr_t>(std::addressof(tag)));
+        cur_thread->SetKernelAddressKey(reinterpret_cast<uintptr_t>(std::addressof(tag)));
         owner_thread->AddWaiter(cur_thread);
 
         // Begin waiting to hold the lock.

src/core/hle/kernel/k_memory_layout.h

@@ -67,9 +67,9 @@ constexpr size_t KernelPageBufferAdditionalSize = 0x33C000;
 constexpr std::size_t KernelResourceSize = KernelPageTableHeapSize + KernelInitialPageHeapSize +
                                            KernelSlabHeapSize + KernelPageBufferHeapSize;
 
-constexpr bool IsKernelAddressKey(VAddr key) {
-    return KernelVirtualAddressSpaceBase <= key && key <= KernelVirtualAddressSpaceLast;
-}
+//! NB: Use KThread::GetAddressKeyIsKernel().
+//! See explanation for deviation of GetAddressKey.
+bool IsKernelAddressKey(VAddr key) = delete;
 
 constexpr bool IsKernelAddress(VAddr address) {
     return KernelVirtualAddressSpaceBase <= address && address < KernelVirtualAddressSpaceEnd;

src/core/hle/kernel/k_page_table.cpp

@@ -435,6 +435,9 @@ Result KPageTable::MapCodeMemory(VAddr dst_address, VAddr src_address, size_t si
         KPageGroup pg{m_kernel, m_block_info_manager};
         AddRegionToPages(src_address, num_pages, pg);
 
+        // We're going to perform an update, so create a helper.
+        KScopedPageTableUpdater updater(this);
+
         // Reprotect the source as kernel-read/not mapped.
         const auto new_perm = static_cast<KMemoryPermission>(KMemoryPermission::KernelRead |
                                                              KMemoryPermission::NotMapped);
@@ -447,7 +450,10 @@ Result KPageTable::MapCodeMemory(VAddr dst_address, VAddr src_address, size_t si
         });
 
         // Map the alias pages.
-        R_TRY(MapPages(dst_address, pg, new_perm));
+        const KPageProperties dst_properties = {new_perm, false, false,
+                                                DisableMergeAttribute::DisableHead};
+        R_TRY(
+            this->MapPageGroupImpl(updater.GetPageList(), dst_address, pg, dst_properties, false));
 
         // We successfully mapped the alias pages, so we don't need to unprotect the src pages on
         // failure.
@@ -1881,7 +1887,8 @@ Result KPageTable::UnmapPhysicalMemory(VAddr address, size_t size) {
     R_SUCCEED();
 }
 
-Result KPageTable::MapMemory(VAddr dst_address, VAddr src_address, size_t size) {
+Result KPageTable::MapMemory(KProcessAddress dst_address, KProcessAddress src_address,
+                             size_t size) {
     // Lock the table.
     KScopedLightLock lk(m_general_lock);
 
@@ -1902,53 +1909,73 @@ Result KPageTable::MapMemory(VAddr dst_address, VAddr src_address, size_t size)
                                  KMemoryAttribute::None));
 
     // Create an update allocator for the source.
-    Result src_allocator_result{ResultSuccess};
+    Result src_allocator_result;
     KMemoryBlockManagerUpdateAllocator src_allocator(std::addressof(src_allocator_result),
                                                      m_memory_block_slab_manager,
                                                      num_src_allocator_blocks);
     R_TRY(src_allocator_result);
 
     // Create an update allocator for the destination.
-    Result dst_allocator_result{ResultSuccess};
+    Result dst_allocator_result;
     KMemoryBlockManagerUpdateAllocator dst_allocator(std::addressof(dst_allocator_result),
                                                      m_memory_block_slab_manager,
                                                      num_dst_allocator_blocks);
     R_TRY(dst_allocator_result);
 
     // Map the memory.
-    KPageGroup page_linked_list{m_kernel, m_block_info_manager};
-    const size_t num_pages{size / PageSize};
-    const KMemoryPermission new_src_perm = static_cast<KMemoryPermission>(
-        KMemoryPermission::KernelRead | KMemoryPermission::NotMapped);
-    const KMemoryAttribute new_src_attr = KMemoryAttribute::Locked;
-
-    AddRegionToPages(src_address, num_pages, page_linked_list);
     {
+        // Determine the number of pages being operated on.
+        const size_t num_pages = size / PageSize;
+
+        // Create page groups for the memory being unmapped.
+        KPageGroup pg{m_kernel, m_block_info_manager};
+
+        // Create the page group representing the source.
+        R_TRY(this->MakePageGroup(pg, src_address, num_pages));
+
+        // We're going to perform an update, so create a helper.
+        KScopedPageTableUpdater updater(this);
+
         // Reprotect the source as kernel-read/not mapped.
-        auto block_guard = detail::ScopeExit([&] {
-            Operate(src_address, num_pages, KMemoryPermission::UserReadWrite,
-                    OperationType::ChangePermissions);
-        });
-        R_TRY(Operate(src_address, num_pages, new_src_perm, OperationType::ChangePermissions));
-        R_TRY(MapPages(dst_address, page_linked_list, KMemoryPermission::UserReadWrite));
+        const KMemoryPermission new_src_perm = static_cast<KMemoryPermission>(
+            KMemoryPermission::KernelRead | KMemoryPermission::NotMapped);
+        const KMemoryAttribute new_src_attr = KMemoryAttribute::Locked;
+        const KPageProperties src_properties = {new_src_perm, false, false,
+                                                DisableMergeAttribute::DisableHeadBodyTail};
+        R_TRY(this->Operate(src_address, num_pages, src_properties.perm,
+                            OperationType::ChangePermissions));
 
-        block_guard.Cancel();
+        // Ensure that we unprotect the source pages on failure.
+        ON_RESULT_FAILURE {
+            const KPageProperties unprotect_properties = {
+                KMemoryPermission::UserReadWrite, false, false,
+                DisableMergeAttribute::EnableHeadBodyTail};
+            ASSERT(this->Operate(src_address, num_pages, unprotect_properties.perm,
+                                 OperationType::ChangePermissions) == ResultSuccess);
+        };
+
+        // Map the alias pages.
+        const KPageProperties dst_map_properties = {KMemoryPermission::UserReadWrite, false, false,
+                                                    DisableMergeAttribute::DisableHead};
+        R_TRY(this->MapPageGroupImpl(updater.GetPageList(), dst_address, pg, dst_map_properties,
+                                     false));
+
+        // Apply the memory block updates.
+        m_memory_block_manager.Update(std::addressof(src_allocator), src_address, num_pages,
+                                      src_state, new_src_perm, new_src_attr,
+                                      KMemoryBlockDisableMergeAttribute::Locked,
+                                      KMemoryBlockDisableMergeAttribute::None);
+        m_memory_block_manager.Update(
+            std::addressof(dst_allocator), dst_address, num_pages, KMemoryState::Stack,
+            KMemoryPermission::UserReadWrite, KMemoryAttribute::None,
+            KMemoryBlockDisableMergeAttribute::Normal, KMemoryBlockDisableMergeAttribute::None);
     }
 
-    // Apply the memory block updates.
-    m_memory_block_manager.Update(std::addressof(src_allocator), src_address, num_pages, src_state,
-                                  new_src_perm, new_src_attr,
-                                  KMemoryBlockDisableMergeAttribute::Locked,
-                                  KMemoryBlockDisableMergeAttribute::None);
-    m_memory_block_manager.Update(std::addressof(dst_allocator), dst_address, num_pages,
-                                  KMemoryState::Stack, KMemoryPermission::UserReadWrite,
-                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
-                                  KMemoryBlockDisableMergeAttribute::None);
-
     R_SUCCEED();
 }
 
-Result KPageTable::UnmapMemory(VAddr dst_address, VAddr src_address, size_t size) {
+Result KPageTable::UnmapMemory(KProcessAddress dst_address, KProcessAddress src_address,
+                               size_t size) {
     // Lock the table.
     KScopedLightLock lk(m_general_lock);
 
@@ -1970,108 +1997,208 @@ Result KPageTable::UnmapMemory(VAddr dst_address, VAddr src_address, size_t size
         KMemoryPermission::None, KMemoryAttribute::All, KMemoryAttribute::None));
 
     // Create an update allocator for the source.
-    Result src_allocator_result{ResultSuccess};
+    Result src_allocator_result;
     KMemoryBlockManagerUpdateAllocator src_allocator(std::addressof(src_allocator_result),
                                                      m_memory_block_slab_manager,
                                                      num_src_allocator_blocks);
     R_TRY(src_allocator_result);
 
     // Create an update allocator for the destination.
-    Result dst_allocator_result{ResultSuccess};
+    Result dst_allocator_result;
     KMemoryBlockManagerUpdateAllocator dst_allocator(std::addressof(dst_allocator_result),
                                                      m_memory_block_slab_manager,
                                                      num_dst_allocator_blocks);
     R_TRY(dst_allocator_result);
 
-    KPageGroup src_pages{m_kernel, m_block_info_manager};
-    KPageGroup dst_pages{m_kernel, m_block_info_manager};
-    const size_t num_pages{size / PageSize};
-
-    AddRegionToPages(src_address, num_pages, src_pages);
-    AddRegionToPages(dst_address, num_pages, dst_pages);
-
-    R_UNLESS(dst_pages.IsEquivalentTo(src_pages), ResultInvalidMemoryRegion);
-
+    // Unmap the memory.
     {
-        auto block_guard = detail::ScopeExit([&] { MapPages(dst_address, dst_pages, dst_perm); });
+        // Determine the number of pages being operated on.
+        const size_t num_pages = size / PageSize;
 
-        R_TRY(Operate(dst_address, num_pages, KMemoryPermission::None, OperationType::Unmap));
-        R_TRY(Operate(src_address, num_pages, KMemoryPermission::UserReadWrite,
-                      OperationType::ChangePermissions));
+        // Create page groups for the memory being unmapped.
+        KPageGroup pg{m_kernel, m_block_info_manager};
 
-        block_guard.Cancel();
+        // Create the page group representing the destination.
+        R_TRY(this->MakePageGroup(pg, dst_address, num_pages));
+
+        // Ensure the page group is the valid for the source.
+        R_UNLESS(this->IsValidPageGroup(pg, src_address, num_pages), ResultInvalidMemoryRegion);
+
+        // We're going to perform an update, so create a helper.
+        KScopedPageTableUpdater updater(this);
+
+        // Unmap the aliased copy of the pages.
+        const KPageProperties dst_unmap_properties = {KMemoryPermission::None, false, false,
+                                                      DisableMergeAttribute::None};
+        R_TRY(
+            this->Operate(dst_address, num_pages, dst_unmap_properties.perm, OperationType::Unmap));
+
+        // Ensure that we re-map the aliased pages on failure.
+        ON_RESULT_FAILURE {
+            this->RemapPageGroup(updater.GetPageList(), dst_address, size, pg);
+        };
+
+        // Try to set the permissions for the source pages back to what they should be.
+        const KPageProperties src_properties = {KMemoryPermission::UserReadWrite, false, false,
+                                                DisableMergeAttribute::EnableAndMergeHeadBodyTail};
+        R_TRY(this->Operate(src_address, num_pages, src_properties.perm,
+                            OperationType::ChangePermissions));
+
+        // Apply the memory block updates.
+        m_memory_block_manager.Update(
+            std::addressof(src_allocator), src_address, num_pages, src_state,
+            KMemoryPermission::UserReadWrite, KMemoryAttribute::None,
+            KMemoryBlockDisableMergeAttribute::None, KMemoryBlockDisableMergeAttribute::Locked);
+        m_memory_block_manager.Update(
+            std::addressof(dst_allocator), dst_address, num_pages, KMemoryState::None,
+            KMemoryPermission::None, KMemoryAttribute::None,
+            KMemoryBlockDisableMergeAttribute::None, KMemoryBlockDisableMergeAttribute::Normal);
     }
 
-    // Apply the memory block updates.
-    m_memory_block_manager.Update(std::addressof(src_allocator), src_address, num_pages, src_state,
-                                  KMemoryPermission::UserReadWrite, KMemoryAttribute::None,
-                                  KMemoryBlockDisableMergeAttribute::None,
-                                  KMemoryBlockDisableMergeAttribute::Locked);
-    m_memory_block_manager.Update(std::addressof(dst_allocator), dst_address, num_pages,
-                                  KMemoryState::None, KMemoryPermission::None,
-                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::None,
-                                  KMemoryBlockDisableMergeAttribute::Normal);
-
     R_SUCCEED();
 }
 
-Result KPageTable::MapPages(VAddr addr, const KPageGroup& page_linked_list,
-                            KMemoryPermission perm) {
+Result KPageTable::AllocateAndMapPagesImpl(PageLinkedList* page_list, KProcessAddress address,
+                                           size_t num_pages, KMemoryPermission perm) {
     ASSERT(this->IsLockedByCurrentThread());
 
-    VAddr cur_addr{addr};
+    // Create a page group to hold the pages we allocate.
+    KPageGroup pg{m_kernel, m_block_info_manager};
 
-    for (const auto& node : page_linked_list) {
-        if (const auto result{
-                Operate(cur_addr, node.GetNumPages(), perm, OperationType::Map, node.GetAddress())};
-            result.IsError()) {
-            const size_t num_pages{(addr - cur_addr) / PageSize};
+    // Allocate the pages.
+    R_TRY(
+        m_kernel.MemoryManager().AllocateAndOpen(std::addressof(pg), num_pages, m_allocate_option));
 
-            ASSERT(Operate(addr, num_pages, KMemoryPermission::None, OperationType::Unmap)
-                       .IsSuccess());
+    // Ensure that the page group is closed when we're done working with it.
+    SCOPE_EXIT({ pg.Close(); });
 
-            R_RETURN(result);
-        }
-
-        cur_addr += node.GetNumPages() * PageSize;
+    // Clear all pages.
+    for (const auto& it : pg) {
+        std::memset(m_system.DeviceMemory().GetPointer<void>(it.GetAddress()), m_heap_fill_value,
+                    it.GetSize());
     }
 
-    R_SUCCEED();
-}
-
-Result KPageTable::MapPages(VAddr address, KPageGroup& page_linked_list, KMemoryState state,
-                            KMemoryPermission perm) {
-    // Check that the map is in range.
-    const size_t num_pages{page_linked_list.GetNumPages()};
-    const size_t size{num_pages * PageSize};
-    R_UNLESS(this->CanContain(address, size, state), ResultInvalidCurrentMemory);
-
-    // Lock the table.
-    KScopedLightLock lk(m_general_lock);
-
-    // Check the memory state.
-    R_TRY(this->CheckMemoryState(address, size, KMemoryState::All, KMemoryState::Free,
-                                 KMemoryPermission::None, KMemoryPermission::None,
-                                 KMemoryAttribute::None, KMemoryAttribute::None));
-
-    // Create an update allocator.
-    Result allocator_result{ResultSuccess};
-    KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
-                                                 m_memory_block_slab_manager);
-
     // Map the pages.
-    R_TRY(MapPages(address, page_linked_list, perm));
+    R_RETURN(this->Operate(address, num_pages, pg, OperationType::MapGroup));
+}
 
-    // Update the blocks.
-    m_memory_block_manager.Update(std::addressof(allocator), address, num_pages, state, perm,
-                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
-                                  KMemoryBlockDisableMergeAttribute::None);
+Result KPageTable::MapPageGroupImpl(PageLinkedList* page_list, KProcessAddress address,
+                                    const KPageGroup& pg, const KPageProperties properties,
+                                    bool reuse_ll) {
+    ASSERT(this->IsLockedByCurrentThread());
 
+    // Note the current address, so that we can iterate.
+    const KProcessAddress start_address = address;
+    KProcessAddress cur_address = address;
+
+    // Ensure that we clean up on failure.
+    ON_RESULT_FAILURE {
+        ASSERT(!reuse_ll);
+        if (cur_address != start_address) {
+            const KPageProperties unmap_properties = {KMemoryPermission::None, false, false,
+                                                      DisableMergeAttribute::None};
+            ASSERT(this->Operate(start_address, (cur_address - start_address) / PageSize,
+                                 unmap_properties.perm, OperationType::Unmap) == ResultSuccess);
+        }
+    };
+
+    // Iterate, mapping all pages in the group.
+    for (const auto& block : pg) {
+        // Map and advance.
+        const KPageProperties cur_properties =
+            (cur_address == start_address)
+                ? properties
+                : KPageProperties{properties.perm, properties.io, properties.uncached,
+                                  DisableMergeAttribute::None};
+        this->Operate(cur_address, block.GetNumPages(), cur_properties.perm, OperationType::Map,
+                      block.GetAddress());
+        cur_address += block.GetSize();
+    }
+
+    // We succeeded!
     R_SUCCEED();
 }
 
-Result KPageTable::MapPages(VAddr* out_addr, size_t num_pages, size_t alignment, PAddr phys_addr,
-                            bool is_pa_valid, VAddr region_start, size_t region_num_pages,
+void KPageTable::RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size,
+                                const KPageGroup& pg) {
+    ASSERT(this->IsLockedByCurrentThread());
+
+    // Note the current address, so that we can iterate.
+    const KProcessAddress start_address = address;
+    const KProcessAddress last_address = start_address + size - 1;
+    const KProcessAddress end_address = last_address + 1;
+
+    // Iterate over the memory.
+    auto pg_it = pg.begin();
+    ASSERT(pg_it != pg.end());
+
+    KPhysicalAddress pg_phys_addr = pg_it->GetAddress();
+    size_t pg_pages = pg_it->GetNumPages();
+
+    auto it = m_memory_block_manager.FindIterator(start_address);
+    while (true) {
+        // Check that the iterator is valid.
+        ASSERT(it != m_memory_block_manager.end());
+
+        // Get the memory info.
+        const KMemoryInfo info = it->GetMemoryInfo();
+
+        // Determine the range to map.
+        KProcessAddress map_address = std::max<VAddr>(info.GetAddress(), start_address);
+        const KProcessAddress map_end_address = std::min<VAddr>(info.GetEndAddress(), end_address);
+        ASSERT(map_end_address != map_address);
+
+        // Determine if we should disable head merge.
+        const bool disable_head_merge =
+            info.GetAddress() >= start_address &&
+            True(info.GetDisableMergeAttribute() & KMemoryBlockDisableMergeAttribute::Normal);
+        const KPageProperties map_properties = {
+            info.GetPermission(), false, false,
+            disable_head_merge ? DisableMergeAttribute::DisableHead : DisableMergeAttribute::None};
+
+        // While we have pages to map, map them.
+        size_t map_pages = (map_end_address - map_address) / PageSize;
+        while (map_pages > 0) {
+            // Check if we're at the end of the physical block.
+            if (pg_pages == 0) {
+                // Ensure there are more pages to map.
+                ASSERT(pg_it != pg.end());
+
+                // Advance our physical block.
+                ++pg_it;
+                pg_phys_addr = pg_it->GetAddress();
+                pg_pages = pg_it->GetNumPages();
+            }
+
+            // Map whatever we can.
+            const size_t cur_pages = std::min(pg_pages, map_pages);
+            ASSERT(this->Operate(map_address, map_pages, map_properties.perm, OperationType::Map,
+                                 pg_phys_addr) == ResultSuccess);
+
+            // Advance.
+            map_address += cur_pages * PageSize;
+            map_pages -= cur_pages;
+
+            pg_phys_addr += cur_pages * PageSize;
+            pg_pages -= cur_pages;
+        }
+
+        // Check if we're done.
+        if (last_address <= info.GetLastAddress()) {
+            break;
+        }
+
+        // Advance.
+        ++it;
+    }
+
+    // Check that we re-mapped precisely the page group.
+    ASSERT((++pg_it) == pg.end());
+}
+
+Result KPageTable::MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
+                            KPhysicalAddress phys_addr, bool is_pa_valid,
+                            KProcessAddress region_start, size_t region_num_pages,
                             KMemoryState state, KMemoryPermission perm) {
     ASSERT(Common::IsAligned(alignment, PageSize) && alignment >= PageSize);
 
@@ -2084,26 +2211,30 @@ Result KPageTable::MapPages(VAddr* out_addr, size_t num_pages, size_t alignment,
     KScopedLightLock lk(m_general_lock);
 
     // Find a random address to map at.
-    VAddr addr = this->FindFreeArea(region_start, region_num_pages, num_pages, alignment, 0,
-                                    this->GetNumGuardPages());
+    KProcessAddress addr = this->FindFreeArea(region_start, region_num_pages, num_pages, alignment,
+                                              0, this->GetNumGuardPages());
     R_UNLESS(addr != 0, ResultOutOfMemory);
     ASSERT(Common::IsAligned(addr, alignment));
     ASSERT(this->CanContain(addr, num_pages * PageSize, state));
     ASSERT(this->CheckMemoryState(addr, num_pages * PageSize, KMemoryState::All, KMemoryState::Free,
                                   KMemoryPermission::None, KMemoryPermission::None,
-                                  KMemoryAttribute::None, KMemoryAttribute::None)
-               .IsSuccess());
+                                  KMemoryAttribute::None, KMemoryAttribute::None) == ResultSuccess);
 
     // Create an update allocator.
-    Result allocator_result{ResultSuccess};
+    Result allocator_result;
     KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
                                                  m_memory_block_slab_manager);
+    R_TRY(allocator_result);
+
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
 
     // Perform mapping operation.
     if (is_pa_valid) {
-        R_TRY(this->Operate(addr, num_pages, perm, OperationType::Map, phys_addr));
+        const KPageProperties properties = {perm, false, false, DisableMergeAttribute::DisableHead};
+        R_TRY(this->Operate(addr, num_pages, properties.perm, OperationType::Map, phys_addr));
     } else {
-        UNIMPLEMENTED();
+        R_TRY(this->AllocateAndMapPagesImpl(updater.GetPageList(), addr, num_pages, perm));
     }
 
     // Update the blocks.
@@ -2116,28 +2247,45 @@ Result KPageTable::MapPages(VAddr* out_addr, size_t num_pages, size_t alignment,
     R_SUCCEED();
 }
 
-Result KPageTable::UnmapPages(VAddr addr, const KPageGroup& page_linked_list) {
-    ASSERT(this->IsLockedByCurrentThread());
+Result KPageTable::MapPages(KProcessAddress address, size_t num_pages, KMemoryState state,
+                            KMemoryPermission perm) {
+    // Check that the map is in range.
+    const size_t size = num_pages * PageSize;
+    R_UNLESS(this->CanContain(address, size, state), ResultInvalidCurrentMemory);
 
-    VAddr cur_addr{addr};
+    // Lock the table.
+    KScopedLightLock lk(m_general_lock);
 
-    for (const auto& node : page_linked_list) {
-        if (const auto result{Operate(cur_addr, node.GetNumPages(), KMemoryPermission::None,
-                                      OperationType::Unmap)};
-            result.IsError()) {
-            R_RETURN(result);
-        }
+    // Check the memory state.
+    size_t num_allocator_blocks;
+    R_TRY(this->CheckMemoryState(std::addressof(num_allocator_blocks), address, size,
+                                 KMemoryState::All, KMemoryState::Free, KMemoryPermission::None,
+                                 KMemoryPermission::None, KMemoryAttribute::None,
+                                 KMemoryAttribute::None));
 
-        cur_addr += node.GetNumPages() * PageSize;
-    }
+    // Create an update allocator.
+    Result allocator_result;
+    KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
+                                                 m_memory_block_slab_manager, num_allocator_blocks);
+    R_TRY(allocator_result);
+
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
+
+    // Map the pages.
+    R_TRY(this->AllocateAndMapPagesImpl(updater.GetPageList(), address, num_pages, perm));
+
+    // Update the blocks.
+    m_memory_block_manager.Update(std::addressof(allocator), address, num_pages, state, perm,
+                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
+                                  KMemoryBlockDisableMergeAttribute::None);
 
     R_SUCCEED();
 }
 
-Result KPageTable::UnmapPages(VAddr address, KPageGroup& page_linked_list, KMemoryState state) {
+Result KPageTable::UnmapPages(KProcessAddress address, size_t num_pages, KMemoryState state) {
     // Check that the unmap is in range.
-    const size_t num_pages{page_linked_list.GetNumPages()};
-    const size_t size{num_pages * PageSize};
+    const size_t size = num_pages * PageSize;
     R_UNLESS(this->Contains(address, size), ResultInvalidCurrentMemory);
 
     // Lock the table.
@@ -2151,13 +2299,18 @@ Result KPageTable::UnmapPages(VAddr address, KPageGroup& page_linked_list, KMemo
                                  KMemoryAttribute::None));
 
     // Create an update allocator.
-    Result allocator_result{ResultSuccess};
+    Result allocator_result;
     KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
                                                  m_memory_block_slab_manager, num_allocator_blocks);
     R_TRY(allocator_result);
 
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
+
     // Perform the unmap.
-    R_TRY(UnmapPages(address, page_linked_list));
+    const KPageProperties unmap_properties = {KMemoryPermission::None, false, false,
+                                              DisableMergeAttribute::None};
+    R_TRY(this->Operate(address, num_pages, unmap_properties.perm, OperationType::Unmap));
 
     // Update the blocks.
     m_memory_block_manager.Update(std::addressof(allocator), address, num_pages, KMemoryState::Free,
@@ -2168,29 +2321,130 @@ Result KPageTable::UnmapPages(VAddr address, KPageGroup& page_linked_list, KMemo
     R_SUCCEED();
 }
 
-Result KPageTable::UnmapPages(VAddr address, size_t num_pages, KMemoryState state) {
-    // Check that the unmap is in range.
-    const size_t size = num_pages * PageSize;
-    R_UNLESS(this->Contains(address, size), ResultInvalidCurrentMemory);
+Result KPageTable::MapPageGroup(KProcessAddress* out_addr, const KPageGroup& pg,
+                                KProcessAddress region_start, size_t region_num_pages,
+                                KMemoryState state, KMemoryPermission perm) {
+    ASSERT(!this->IsLockedByCurrentThread());
+
+    // Ensure this is a valid map request.
+    const size_t num_pages = pg.GetNumPages();
+    R_UNLESS(this->CanContain(region_start, region_num_pages * PageSize, state),
+             ResultInvalidCurrentMemory);
+    R_UNLESS(num_pages < region_num_pages, ResultOutOfMemory);
 
     // Lock the table.
     KScopedLightLock lk(m_general_lock);
 
-    // Check the memory state.
-    size_t num_allocator_blocks{};
+    // Find a random address to map at.
+    KProcessAddress addr = this->FindFreeArea(region_start, region_num_pages, num_pages, PageSize,
+                                              0, this->GetNumGuardPages());
+    R_UNLESS(addr != 0, ResultOutOfMemory);
+    ASSERT(this->CanContain(addr, num_pages * PageSize, state));
+    ASSERT(this->CheckMemoryState(addr, num_pages * PageSize, KMemoryState::All, KMemoryState::Free,
+                                  KMemoryPermission::None, KMemoryPermission::None,
+                                  KMemoryAttribute::None, KMemoryAttribute::None) == ResultSuccess);
+
+    // Create an update allocator.
+    Result allocator_result;
+    KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
+                                                 m_memory_block_slab_manager);
+    R_TRY(allocator_result);
+
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
+
+    // Perform mapping operation.
+    const KPageProperties properties = {perm, state == KMemoryState::Io, false,
+                                        DisableMergeAttribute::DisableHead};
+    R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
+
+    // Update the blocks.
+    m_memory_block_manager.Update(std::addressof(allocator), addr, num_pages, state, perm,
+                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
+                                  KMemoryBlockDisableMergeAttribute::None);
+
+    // We successfully mapped the pages.
+    *out_addr = addr;
+    R_SUCCEED();
+}
+
+Result KPageTable::MapPageGroup(KProcessAddress addr, const KPageGroup& pg, KMemoryState state,
+                                KMemoryPermission perm) {
+    ASSERT(!this->IsLockedByCurrentThread());
+
+    // Ensure this is a valid map request.
+    const size_t num_pages = pg.GetNumPages();
+    const size_t size = num_pages * PageSize;
+    R_UNLESS(this->CanContain(addr, size, state), ResultInvalidCurrentMemory);
+
+    // Lock the table.
+    KScopedLightLock lk(m_general_lock);
+
+    // Check if state allows us to map.
+    size_t num_allocator_blocks;
+    R_TRY(this->CheckMemoryState(std::addressof(num_allocator_blocks), addr, size,
+                                 KMemoryState::All, KMemoryState::Free, KMemoryPermission::None,
+                                 KMemoryPermission::None, KMemoryAttribute::None,
+                                 KMemoryAttribute::None));
+
+    // Create an update allocator.
+    Result allocator_result;
+    KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
+                                                 m_memory_block_slab_manager, num_allocator_blocks);
+    R_TRY(allocator_result);
+
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
+
+    // Perform mapping operation.
+    const KPageProperties properties = {perm, state == KMemoryState::Io, false,
+                                        DisableMergeAttribute::DisableHead};
+    R_TRY(this->MapPageGroupImpl(updater.GetPageList(), addr, pg, properties, false));
+
+    // Update the blocks.
+    m_memory_block_manager.Update(std::addressof(allocator), addr, num_pages, state, perm,
+                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
+                                  KMemoryBlockDisableMergeAttribute::None);
+
+    // We successfully mapped the pages.
+    R_SUCCEED();
+}
+
+Result KPageTable::UnmapPageGroup(KProcessAddress address, const KPageGroup& pg,
+                                  KMemoryState state) {
+    ASSERT(!this->IsLockedByCurrentThread());
+
+    // Ensure this is a valid unmap request.
+    const size_t num_pages = pg.GetNumPages();
+    const size_t size = num_pages * PageSize;
+    R_UNLESS(this->CanContain(address, size, state), ResultInvalidCurrentMemory);
+
+    // Lock the table.
+    KScopedLightLock lk(m_general_lock);
+
+    // Check if state allows us to unmap.
+    size_t num_allocator_blocks;
     R_TRY(this->CheckMemoryState(std::addressof(num_allocator_blocks), address, size,
                                  KMemoryState::All, state, KMemoryPermission::None,
                                  KMemoryPermission::None, KMemoryAttribute::All,
                                  KMemoryAttribute::None));
 
+    // Check that the page group is valid.
+    R_UNLESS(this->IsValidPageGroup(pg, address, num_pages), ResultInvalidCurrentMemory);
+
     // Create an update allocator.
-    Result allocator_result{ResultSuccess};
+    Result allocator_result;
     KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
                                                  m_memory_block_slab_manager, num_allocator_blocks);
     R_TRY(allocator_result);
 
-    // Perform the unmap.
-    R_TRY(Operate(address, num_pages, KMemoryPermission::None, OperationType::Unmap));
+    // We're going to perform an update, so create a helper.
+    KScopedPageTableUpdater updater(this);
+
+    // Perform unmapping operation.
+    const KPageProperties properties = {KMemoryPermission::None, false, false,
+                                        DisableMergeAttribute::None};
+    R_TRY(this->Operate(address, num_pages, properties.perm, OperationType::Unmap));
 
     // Update the blocks.
     m_memory_block_manager.Update(std::addressof(allocator), address, num_pages, KMemoryState::Free,
@@ -2550,54 +2804,6 @@ Result KPageTable::SetHeapSize(VAddr* out, size_t size) {
     }
 }
 
-ResultVal<VAddr> KPageTable::AllocateAndMapMemory(size_t needed_num_pages, size_t align,
-                                                  bool is_map_only, VAddr region_start,
-                                                  size_t region_num_pages, KMemoryState state,
-                                                  KMemoryPermission perm, PAddr map_addr) {
-    KScopedLightLock lk(m_general_lock);
-
-    R_UNLESS(CanContain(region_start, region_num_pages * PageSize, state),
-             ResultInvalidCurrentMemory);
-    R_UNLESS(region_num_pages > needed_num_pages, ResultOutOfMemory);
-    const VAddr addr{
-        AllocateVirtualMemory(region_start, region_num_pages, needed_num_pages, align)};
-    R_UNLESS(addr, ResultOutOfMemory);
-
-    // Create an update allocator.
-    Result allocator_result{ResultSuccess};
-    KMemoryBlockManagerUpdateAllocator allocator(std::addressof(allocator_result),
-                                                 m_memory_block_slab_manager);
-
-    if (is_map_only) {
-        R_TRY(Operate(addr, needed_num_pages, perm, OperationType::Map, map_addr));
-    } else {
-        // Create a page group tohold the pages we allocate.
-        KPageGroup pg{m_kernel, m_block_info_manager};
-
-        R_TRY(m_system.Kernel().MemoryManager().AllocateAndOpen(
-            &pg, needed_num_pages,
-            KMemoryManager::EncodeOption(m_memory_pool, m_allocation_option)));
-
-        // Ensure that the page group is closed when we're done working with it.
-        SCOPE_EXIT({ pg.Close(); });
-
-        // Clear all pages.
-        for (const auto& it : pg) {
-            std::memset(m_system.DeviceMemory().GetPointer<void>(it.GetAddress()),
-                        m_heap_fill_value, it.GetSize());
-        }
-
-        R_TRY(Operate(addr, needed_num_pages, pg, OperationType::MapGroup));
-    }
-
-    // Update the blocks.
-    m_memory_block_manager.Update(std::addressof(allocator), addr, needed_num_pages, state, perm,
-                                  KMemoryAttribute::None, KMemoryBlockDisableMergeAttribute::Normal,
-                                  KMemoryBlockDisableMergeAttribute::None);
-
-    return addr;
-}
-
 Result KPageTable::LockForMapDeviceAddressSpace(bool* out_is_io, VAddr address, size_t size,
                                                 KMemoryPermission perm, bool is_aligned,
                                                 bool check_heap) {

src/core/hle/kernel/k_page_table.h

@@ -24,12 +24,36 @@ class System;
 
 namespace Kernel {
 
+enum class DisableMergeAttribute : u8 {
+    None = (0U << 0),
+    DisableHead = (1U << 0),
+    DisableHeadAndBody = (1U << 1),
+    EnableHeadAndBody = (1U << 2),
+    DisableTail = (1U << 3),
+    EnableTail = (1U << 4),
+    EnableAndMergeHeadBodyTail = (1U << 5),
+    EnableHeadBodyTail = EnableHeadAndBody | EnableTail,
+    DisableHeadBodyTail = DisableHeadAndBody | DisableTail,
+};
+
+struct KPageProperties {
+    KMemoryPermission perm;
+    bool io;
+    bool uncached;
+    DisableMergeAttribute disable_merge_attributes;
+};
+static_assert(std::is_trivial_v<KPageProperties>);
+static_assert(sizeof(KPageProperties) == sizeof(u32));
+
 class KBlockInfoManager;
 class KMemoryBlockManager;
 class KResourceLimit;
 class KSystemResource;
 
 class KPageTable final {
+protected:
+    struct PageLinkedList;
+
 public:
     enum class ICacheInvalidationStrategy : u32 { InvalidateRange, InvalidateAll };
 
@@ -57,27 +81,12 @@ public:
     Result UnmapPhysicalMemory(VAddr addr, size_t size);
     Result MapMemory(VAddr dst_addr, VAddr src_addr, size_t size);
     Result UnmapMemory(VAddr dst_addr, VAddr src_addr, size_t size);
-    Result MapPages(VAddr addr, KPageGroup& page_linked_list, KMemoryState state,
-                    KMemoryPermission perm);
-    Result MapPages(VAddr* out_addr, size_t num_pages, size_t alignment, PAddr phys_addr,
-                    KMemoryState state, KMemoryPermission perm) {
-        R_RETURN(this->MapPages(out_addr, num_pages, alignment, phys_addr, true,
-                                this->GetRegionAddress(state),
-                                this->GetRegionSize(state) / PageSize, state, perm));
-    }
-    Result UnmapPages(VAddr addr, KPageGroup& page_linked_list, KMemoryState state);
-    Result UnmapPages(VAddr address, size_t num_pages, KMemoryState state);
     Result SetProcessMemoryPermission(VAddr addr, size_t size, Svc::MemoryPermission svc_perm);
     KMemoryInfo QueryInfo(VAddr addr);
     Result SetMemoryPermission(VAddr addr, size_t size, Svc::MemoryPermission perm);
     Result SetMemoryAttribute(VAddr addr, size_t size, u32 mask, u32 attr);
     Result SetMaxHeapSize(size_t size);
     Result SetHeapSize(VAddr* out, size_t size);
-    ResultVal<VAddr> AllocateAndMapMemory(size_t needed_num_pages, size_t align, bool is_map_only,
-                                          VAddr region_start, size_t region_num_pages,
-                                          KMemoryState state, KMemoryPermission perm,
-                                          PAddr map_addr = 0);
-
     Result LockForMapDeviceAddressSpace(bool* out_is_io, VAddr address, size_t size,
                                         KMemoryPermission perm, bool is_aligned, bool check_heap);
     Result LockForUnmapDeviceAddressSpace(VAddr address, size_t size, bool check_heap);
@@ -113,6 +122,40 @@ public:
 
     bool CanContain(VAddr addr, size_t size, KMemoryState state) const;
 
+    Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
+                    KPhysicalAddress phys_addr, KProcessAddress region_start,
+                    size_t region_num_pages, KMemoryState state, KMemoryPermission perm) {
+        R_RETURN(this->MapPages(out_addr, num_pages, alignment, phys_addr, true, region_start,
+                                region_num_pages, state, perm));
+    }
+
+    Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
+                    KPhysicalAddress phys_addr, KMemoryState state, KMemoryPermission perm) {
+        R_RETURN(this->MapPages(out_addr, num_pages, alignment, phys_addr, true,
+                                this->GetRegionAddress(state),
+                                this->GetRegionSize(state) / PageSize, state, perm));
+    }
+
+    Result MapPages(KProcessAddress* out_addr, size_t num_pages, KMemoryState state,
+                    KMemoryPermission perm) {
+        R_RETURN(this->MapPages(out_addr, num_pages, PageSize, 0, false,
+                                this->GetRegionAddress(state),
+                                this->GetRegionSize(state) / PageSize, state, perm));
+    }
+
+    Result MapPages(KProcessAddress address, size_t num_pages, KMemoryState state,
+                    KMemoryPermission perm);
+    Result UnmapPages(KProcessAddress address, size_t num_pages, KMemoryState state);
+
+    Result MapPageGroup(KProcessAddress* out_addr, const KPageGroup& pg,
+                        KProcessAddress region_start, size_t region_num_pages, KMemoryState state,
+                        KMemoryPermission perm);
+    Result MapPageGroup(KProcessAddress address, const KPageGroup& pg, KMemoryState state,
+                        KMemoryPermission perm);
+    Result UnmapPageGroup(KProcessAddress address, const KPageGroup& pg, KMemoryState state);
+    void RemapPageGroup(PageLinkedList* page_list, KProcessAddress address, size_t size,
+                        const KPageGroup& pg);
+
 protected:
     struct PageLinkedList {
     private:
@@ -166,11 +209,9 @@ private:
     static constexpr KMemoryAttribute DefaultMemoryIgnoreAttr =
         KMemoryAttribute::IpcLocked | KMemoryAttribute::DeviceShared;
 
-    Result MapPages(VAddr addr, const KPageGroup& page_linked_list, KMemoryPermission perm);
-    Result MapPages(VAddr* out_addr, size_t num_pages, size_t alignment, PAddr phys_addr,
-                    bool is_pa_valid, VAddr region_start, size_t region_num_pages,
-                    KMemoryState state, KMemoryPermission perm);
-    Result UnmapPages(VAddr addr, const KPageGroup& page_linked_list);
+    Result MapPages(KProcessAddress* out_addr, size_t num_pages, size_t alignment,
+                    KPhysicalAddress phys_addr, bool is_pa_valid, KProcessAddress region_start,
+                    size_t region_num_pages, KMemoryState state, KMemoryPermission perm);
     bool IsRegionContiguous(VAddr addr, u64 size) const;
     void AddRegionToPages(VAddr start, size_t num_pages, KPageGroup& page_linked_list);
     KMemoryInfo QueryInfoImpl(VAddr addr);
@@ -265,6 +306,11 @@ private:
     void CleanupForIpcClientOnServerSetupFailure(PageLinkedList* page_list, VAddr address,
                                                  size_t size, KMemoryPermission prot_perm);
 
+    Result AllocateAndMapPagesImpl(PageLinkedList* page_list, KProcessAddress address,
+                                   size_t num_pages, KMemoryPermission perm);
+    Result MapPageGroupImpl(PageLinkedList* page_list, KProcessAddress address,
+                            const KPageGroup& pg, const KPageProperties properties, bool reuse_ll);
+
     mutable KLightLock m_general_lock;
     mutable KLightLock m_map_physical_memory_lock;
 

src/core/hle/kernel/k_priority_queue.h

@@ -17,35 +17,41 @@ namespace Kernel {
 class KThread;
 
 template <typename T>
-concept KPriorityQueueAffinityMask = !std::is_reference_v<T> && requires(T & t) {
-    { t.GetAffinityMask() } -> Common::ConvertibleTo<u64>;
-    {t.SetAffinityMask(0)};
+concept KPriorityQueueAffinityMask = !
+std::is_reference_v<T>&& requires(T& t) {
+                             { t.GetAffinityMask() } -> Common::ConvertibleTo<u64>;
+                             { t.SetAffinityMask(0) };
 
-    { t.GetAffinity(0) } -> std::same_as<bool>;
-    {t.SetAffinity(0, false)};
-    {t.SetAll()};
-};
+                             { t.GetAffinity(0) } -> std::same_as<bool>;
+                             { t.SetAffinity(0, false) };
+                             { t.SetAll() };
+                         };
 
 template <typename T>
-concept KPriorityQueueMember = !std::is_reference_v<T> && requires(T & t) {
-    {typename T::QueueEntry()};
-    {(typename T::QueueEntry()).Initialize()};
-    {(typename T::QueueEntry()).SetPrev(std::addressof(t))};
-    {(typename T::QueueEntry()).SetNext(std::addressof(t))};
-    { (typename T::QueueEntry()).GetNext() } -> std::same_as<T*>;
-    { (typename T::QueueEntry()).GetPrev() } -> std::same_as<T*>;
-    { t.GetPriorityQueueEntry(0) } -> std::same_as<typename T::QueueEntry&>;
+concept KPriorityQueueMember = !
+std::is_reference_v<T>&& requires(T& t) {
+                             { typename T::QueueEntry() };
+                             { (typename T::QueueEntry()).Initialize() };
+                             { (typename T::QueueEntry()).SetPrev(std::addressof(t)) };
+                             { (typename T::QueueEntry()).SetNext(std::addressof(t)) };
+                             { (typename T::QueueEntry()).GetNext() } -> std::same_as<T*>;
+                             { (typename T::QueueEntry()).GetPrev() } -> std::same_as<T*>;
+                             {
+                                 t.GetPriorityQueueEntry(0)
+                                 } -> std::same_as<typename T::QueueEntry&>;
 
-    {t.GetAffinityMask()};
-    { std::remove_cvref_t<decltype(t.GetAffinityMask())>() } -> KPriorityQueueAffinityMask;
+                             { t.GetAffinityMask() };
+                             {
+                                 std::remove_cvref_t<decltype(t.GetAffinityMask())>()
+                                 } -> KPriorityQueueAffinityMask;
 
-    { t.GetActiveCore() } -> Common::ConvertibleTo<s32>;
-    { t.GetPriority() } -> Common::ConvertibleTo<s32>;
-    { t.IsDummyThread() } -> Common::ConvertibleTo<bool>;
-};
+                             { t.GetActiveCore() } -> Common::ConvertibleTo<s32>;
+                             { t.GetPriority() } -> Common::ConvertibleTo<s32>;
+                             { t.IsDummyThread() } -> Common::ConvertibleTo<bool>;
+                         };
 
 template <typename Member, size_t NumCores_, int LowestPriority, int HighestPriority>
-requires KPriorityQueueMember<Member>
+    requires KPriorityQueueMember<Member>
 class KPriorityQueue {
 public:
     using AffinityMaskType = std::remove_cv_t<

src/core/hle/kernel/k_process.cpp

@@ -417,9 +417,8 @@ Result KProcess::LoadFromMetadata(const FileSys::ProgramMetadata& metadata, std:
 }
 
 void KProcess::Run(s32 main_thread_priority, u64 stack_size) {
-    AllocateMainThreadStack(stack_size);
+    ASSERT(AllocateMainThreadStack(stack_size) == ResultSuccess);
     resource_limit->Reserve(LimitableResource::ThreadCountMax, 1);
-    resource_limit->Reserve(LimitableResource::PhysicalMemoryMax, main_thread_stack_size);
 
     const std::size_t heap_capacity{memory_usage_capacity - (main_thread_stack_size + image_size)};
     ASSERT(!page_table.SetMaxHeapSize(heap_capacity).IsError());
@@ -675,20 +674,31 @@ void KProcess::ChangeState(State new_state) {
 }
 
 Result KProcess::AllocateMainThreadStack(std::size_t stack_size) {
-    ASSERT(stack_size);
+    // Ensure that we haven't already allocated stack.
+    ASSERT(main_thread_stack_size == 0);
 
-    // The kernel always ensures that the given stack size is page aligned.
-    main_thread_stack_size = Common::AlignUp(stack_size, PageSize);
+    // Ensure that we're allocating a valid stack.
+    stack_size = Common::AlignUp(stack_size, PageSize);
+    // R_UNLESS(stack_size + image_size <= m_max_process_memory, ResultOutOfMemory);
+    R_UNLESS(stack_size + image_size >= image_size, ResultOutOfMemory);
 
-    const VAddr start{page_table.GetStackRegionStart()};
-    const std::size_t size{page_table.GetStackRegionEnd() - start};
+    // Place a tentative reservation of memory for our new stack.
+    KScopedResourceReservation mem_reservation(this, Svc::LimitableResource::PhysicalMemoryMax,
+                                               stack_size);
+    R_UNLESS(mem_reservation.Succeeded(), ResultLimitReached);
 
-    CASCADE_RESULT(main_thread_stack_top,
-                   page_table.AllocateAndMapMemory(
-                       main_thread_stack_size / PageSize, PageSize, false, start, size / PageSize,
-                       KMemoryState::Stack, KMemoryPermission::UserReadWrite));
+    // Allocate and map our stack.
+    if (stack_size) {
+        KProcessAddress stack_bottom;
+        R_TRY(page_table.MapPages(std::addressof(stack_bottom), stack_size / PageSize,
+                                  KMemoryState::Stack, KMemoryPermission::UserReadWrite));
 
-    main_thread_stack_top += main_thread_stack_size;
+        main_thread_stack_top = stack_bottom + stack_size;
+        main_thread_stack_size = stack_size;
+    }
+
+    // We succeeded! Commit our memory reservation.
+    mem_reservation.Commit();
 
     R_SUCCEED();
 }

src/core/hle/kernel/k_scoped_lock.h

@@ -9,13 +9,14 @@
 namespace Kernel {
 
 template <typename T>
-concept KLockable = !std::is_reference_v<T> && requires(T & t) {
-    { t.Lock() } -> std::same_as<void>;
-    { t.Unlock() } -> std::same_as<void>;
-};
+concept KLockable = !
+std::is_reference_v<T>&& requires(T& t) {
+                             { t.Lock() } -> std::same_as<void>;
+                             { t.Unlock() } -> std::same_as<void>;
+                         };
 
 template <typename T>
-requires KLockable<T>
+    requires KLockable<T>
 class [[nodiscard]] KScopedLock {
 public:
     explicit KScopedLock(T* l) : lock_ptr(l) {