21 files changed, 215 insertions, 103 deletions

diff --git a/externals/dynarmic b/externals/dynarmic
-Subproject 82417da7803e2cf18efc28a1cd3f3d0a4b6045a
+Subproject 0e1112b7df77ae55a62a51622940d5c8f9e8c84
diff --git a/src/common/CMakeLists.txt b/src/common/CMakeLists.txt
index 78c3bfb3b..5d54516eb 100644
--- a/src/common/CMakeLists.txt
+++ b/src/common/CMakeLists.txt
@@ -172,7 +172,6 @@ add_library(common STATIC
     virtual_buffer.h
     wall_clock.cpp
     wall_clock.h
-    web_result.h
     zstd_compression.cpp
     zstd_compression.h
 )
diff --git a/src/core/arm/dynarmic/arm_dynarmic_32.cpp b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
index 443ca72eb..b5f28a86e 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_32.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_32.cpp
@@ -143,7 +143,7 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable&
     config.wall_clock_cntpct = uses_wall_clock;
 
     // Safe optimizations
-    if (Settings::values.cpu_accuracy != Settings::CPUAccuracy::Accurate) {
+    if (Settings::values.cpu_accuracy == Settings::CPUAccuracy::DebugMode) {
         if (!Settings::values.cpuopt_page_tables) {
             config.page_table = nullptr;
         }
@@ -170,6 +170,17 @@ std::shared_ptr<Dynarmic::A32::Jit> ARM_Dynarmic_32::MakeJit(Common::PageTable&
         }
     }
 
+    // Unsafe optimizations
+    if (Settings::values.cpu_accuracy == Settings::CPUAccuracy::Unsafe) {
+        config.unsafe_optimizations = true;
+        if (Settings::values.cpuopt_unsafe_unfuse_fma) {
+            config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
+        }
+        if (Settings::values.cpuopt_unsafe_reduce_fp_error) {
+            config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP;
+        }
+    }
+
     return std::make_unique<Dynarmic::A32::Jit>(config);
 }
 
diff --git a/src/core/arm/dynarmic/arm_dynarmic_64.cpp b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
index a63a04a25..ce9968724 100644
--- a/src/core/arm/dynarmic/arm_dynarmic_64.cpp
+++ b/src/core/arm/dynarmic/arm_dynarmic_64.cpp
@@ -195,7 +195,7 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
     config.wall_clock_cntpct = uses_wall_clock;
 
     // Safe optimizations
-    if (Settings::values.cpu_accuracy != Settings::CPUAccuracy::Accurate) {
+    if (Settings::values.cpu_accuracy == Settings::CPUAccuracy::DebugMode) {
         if (!Settings::values.cpuopt_page_tables) {
             config.page_table = nullptr;
         }
@@ -222,6 +222,17 @@ std::shared_ptr<Dynarmic::A64::Jit> ARM_Dynarmic_64::MakeJit(Common::PageTable&
         }
     }
 
+    // Unsafe optimizations
+    if (Settings::values.cpu_accuracy == Settings::CPUAccuracy::Unsafe) {
+        config.unsafe_optimizations = true;
+        if (Settings::values.cpuopt_unsafe_unfuse_fma) {
+            config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_UnfuseFMA;
+        }
+        if (Settings::values.cpuopt_unsafe_reduce_fp_error) {
+            config.optimizations |= Dynarmic::OptimizationFlag::Unsafe_ReducedErrorFP;
+        }
+    }
+
     return std::make_shared<Dynarmic::A64::Jit>(config);
 }
 
diff --git a/src/core/core_timing.cpp b/src/core/core_timing.cpp
index 71af26ec5..e6c8461a5 100644
--- a/src/core/core_timing.cpp
+++ b/src/core/core_timing.cpp
@@ -7,14 +7,14 @@
 #include <string>
 #include <tuple>
 
-#include "common/assert.h"
 #include "common/microprofile.h"
 #include "core/core_timing.h"
 #include "core/core_timing_util.h"
+#include "core/hardware_properties.h"
 
 namespace Core::Timing {
 
-constexpr u64 MAX_SLICE_LENGTH = 4000;
+constexpr s64 MAX_SLICE_LENGTH = 4000;
 
 std::shared_ptr<EventType> CreateEvent(std::string name, TimedCallback&& callback) {
     return std::make_shared<EventType>(std::move(callback), std::move(name));
@@ -37,10 +37,8 @@ struct CoreTiming::Event {
     }
 };
 
-CoreTiming::CoreTiming() {
-    clock =
-        Common::CreateBestMatchingClock(Core::Hardware::BASE_CLOCK_RATE, Core::Hardware::CNTFREQ);
-}
+CoreTiming::CoreTiming()
+    : clock{Common::CreateBestMatchingClock(Hardware::BASE_CLOCK_RATE, Hardware::CNTFREQ)} {}
 
 CoreTiming::~CoreTiming() = default;
 
@@ -136,7 +134,7 @@ void CoreTiming::UnscheduleEvent(const std::shared_ptr<EventType>& event_type,
 
 void CoreTiming::AddTicks(u64 ticks) {
     this->ticks += ticks;
-    downcount -= ticks;
+    downcount -= static_cast<s64>(ticks);
 }
 
 void CoreTiming::Idle() {
diff --git a/src/core/core_timing_util.cpp b/src/core/core_timing_util.cpp
index aefc63663..8ce8e602e 100644
--- a/src/core/core_timing_util.cpp
+++ b/src/core/core_timing_util.cpp
@@ -8,6 +8,7 @@
 #include <limits>
 #include "common/logging/log.h"
 #include "common/uint128.h"
+#include "core/hardware_properties.h"
 
 namespace Core::Timing {
 
diff --git a/src/core/core_timing_util.h b/src/core/core_timing_util.h
index 2ed979e14..e4a046bf9 100644
--- a/src/core/core_timing_util.h
+++ b/src/core/core_timing_util.h
@@ -6,7 +6,6 @@
 
 #include <chrono>
 #include "common/common_types.h"
-#include "core/hardware_properties.h"
 
 namespace Core::Timing {
 
diff --git a/src/core/file_sys/vfs_real.cpp b/src/core/file_sys/vfs_real.cpp
index 1dbf632c1..488687ba9 100644
--- a/src/core/file_sys/vfs_real.cpp
+++ b/src/core/file_sys/vfs_real.cpp
@@ -72,8 +72,10 @@ VfsEntryType RealVfsFilesystem::GetEntryType(std::string_view path_) const {
 
 VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) {
     const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
-    if (cache.find(path) != cache.end()) {
-        auto weak = cache[path];
+
+    if (const auto weak_iter = cache.find(path); weak_iter != cache.cend()) {
+        const auto& weak = weak_iter->second;
+
         if (!weak.expired()) {
             return std::shared_ptr<RealVfsFile>(new RealVfsFile(*this, weak.lock(), path, perms));
         }
@@ -84,7 +86,7 @@ VirtualFile RealVfsFilesystem::OpenFile(std::string_view path_, Mode perms) {
     }
 
     auto backing = std::make_shared<FS::IOFile>(path, ModeFlagsToString(perms).c_str());
-    cache[path] = backing;
+    cache.insert_or_assign(path, backing);
 
     // Cannot use make_shared as RealVfsFile constructor is private
     return std::shared_ptr<RealVfsFile>(new RealVfsFile(*this, backing, path, perms));
@@ -116,11 +118,12 @@ VirtualFile RealVfsFilesystem::CopyFile(std::string_view old_path_, std::string_
 VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_view new_path_) {
     const auto old_path = FS::SanitizePath(old_path_, FS::DirectorySeparator::PlatformDefault);
     const auto new_path = FS::SanitizePath(new_path_, FS::DirectorySeparator::PlatformDefault);
+    const auto cached_file_iter = cache.find(old_path);
 
-    if (cache.find(old_path) != cache.end()) {
-        auto file = cache[old_path].lock();
+    if (cached_file_iter != cache.cend()) {
+        auto file = cached_file_iter->second.lock();
 
-        if (!cache[old_path].expired()) {
+        if (!cached_file_iter->second.expired()) {
             file->Close();
         }
 
@@ -131,7 +134,7 @@ VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_
 
         cache.erase(old_path);
         file->Open(new_path, "r+b");
-        cache[new_path] = file;
+        cache.insert_or_assign(new_path, std::move(file));
     } else {
         UNREACHABLE();
         return nullptr;
@@ -142,12 +145,15 @@ VirtualFile RealVfsFilesystem::MoveFile(std::string_view old_path_, std::string_
 
 bool RealVfsFilesystem::DeleteFile(std::string_view path_) {
     const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
-    if (cache.find(path) != cache.end()) {
-        if (!cache[path].expired()) {
-            cache[path].lock()->Close();
+    const auto cached_iter = cache.find(path);
+
+    if (cached_iter != cache.cend()) {
+        if (!cached_iter->second.expired()) {
+            cached_iter->second.lock()->Close();
         }
         cache.erase(path);
     }
+
     return FS::Delete(path);
 }
 
@@ -192,21 +198,25 @@ VirtualDir RealVfsFilesystem::MoveDirectory(std::string_view old_path_,
     }
 
     for (auto& kv : cache) {
-        // Path in cache starts with old_path
-        if (kv.first.rfind(old_path, 0) == 0) {
-            const auto file_old_path =
-                FS::SanitizePath(kv.first, FS::DirectorySeparator::PlatformDefault);
-            const auto file_new_path =
-                FS::SanitizePath(new_path + DIR_SEP + kv.first.substr(old_path.size()),
-                                 FS::DirectorySeparator::PlatformDefault);
-            auto cached = cache[file_old_path];
-            if (!cached.expired()) {
-                auto file = cached.lock();
-                file->Open(file_new_path, "r+b");
-                cache.erase(file_old_path);
-                cache[file_new_path] = file;
-            }
+        // If the path in the cache doesn't start with old_path, then bail on this file.
+        if (kv.first.rfind(old_path, 0) != 0) {
+            continue;
+        }
+
+        const auto file_old_path =
+            FS::SanitizePath(kv.first, FS::DirectorySeparator::PlatformDefault);
+        auto file_new_path = FS::SanitizePath(new_path + DIR_SEP + kv.first.substr(old_path.size()),
+                                              FS::DirectorySeparator::PlatformDefault);
+        const auto& cached = cache[file_old_path];
+
+        if (cached.expired()) {
+            continue;
         }
+
+        auto file = cached.lock();
+        file->Open(file_new_path, "r+b");
+        cache.erase(file_old_path);
+        cache.insert_or_assign(std::move(file_new_path), std::move(file));
     }
 
     return OpenDirectory(new_path, Mode::ReadWrite);
@@ -214,15 +224,21 @@ VirtualDir RealVfsFilesystem::MoveDirectory(std::string_view old_path_,
 
 bool RealVfsFilesystem::DeleteDirectory(std::string_view path_) {
     const auto path = FS::SanitizePath(path_, FS::DirectorySeparator::PlatformDefault);
+
     for (auto& kv : cache) {
-        // Path in cache starts with old_path
-        if (kv.first.rfind(path, 0) == 0) {
-            if (!cache[kv.first].expired()) {
-                cache[kv.first].lock()->Close();
-            }
-            cache.erase(kv.first);
+        // If the path in the cache doesn't start with path, then bail on this file.
+        if (kv.first.rfind(path, 0) != 0) {
+            continue;
         }
+
+        const auto& entry = cache[kv.first];
+        if (!entry.expired()) {
+            entry.lock()->Close();
+        }
+
+        cache.erase(kv.first);
     }
+
     return FS::DeleteDirRecursively(path);
 }
 
@@ -260,14 +276,14 @@ bool RealVfsFile::IsReadable() const {
 }
 
 std::size_t RealVfsFile::Read(u8* data, std::size_t length, std::size_t offset) const {
-    if (!backing->Seek(offset, SEEK_SET)) {
+    if (!backing->Seek(static_cast<s64>(offset), SEEK_SET)) {
         return 0;
     }
     return backing->ReadBytes(data, length);
 }
 
 std::size_t RealVfsFile::Write(const u8* data, std::size_t length, std::size_t offset) {
-    if (!backing->Seek(offset, SEEK_SET)) {
+    if (!backing->Seek(static_cast<s64>(offset), SEEK_SET)) {
         return 0;
     }
     return backing->WriteBytes(data, length);
diff --git a/src/core/settings.h b/src/core/settings.h
index bb145f193..3681b5e9d 100644
--- a/src/core/settings.h
+++ b/src/core/settings.h
@@ -359,7 +359,8 @@ enum class GPUAccuracy : u32 {
 
 enum class CPUAccuracy {
     Accurate = 0,
-    DebugMode = 1,
+    Unsafe = 1,
+    DebugMode = 2,
 };
 
 extern bool configuring_global;
@@ -419,6 +420,9 @@ struct Values {
     bool cpuopt_misc_ir;
     bool cpuopt_reduce_misalign_checks;
 
+    bool cpuopt_unsafe_unfuse_fma;
+    bool cpuopt_unsafe_reduce_fp_error;
+
     // Renderer
     Setting<RendererBackend> renderer_backend;
     bool renderer_debug;
diff --git a/src/video_core/macro/macro_interpreter.cpp b/src/video_core/macro/macro_interpreter.cpp
index aa5256419..bd01fd1f2 100644
--- a/src/video_core/macro/macro_interpreter.cpp
+++ b/src/video_core/macro/macro_interpreter.cpp
@@ -34,7 +34,6 @@ void MacroInterpreterImpl::Execute(const std::vector<u32>& parameters, u32 metho
         this->parameters = std::make_unique<u32[]>(num_parameters);
     }
     std::memcpy(this->parameters.get(), parameters.data(), num_parameters * sizeof(u32));
-    this->num_parameters = num_parameters;
 
     // Execute the code until we hit an exit condition.
     bool keep_executing = true;
diff --git a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
index 52fbab3c1..40c0877c1 100644
--- a/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_disk_cache.cpp
@@ -214,20 +214,20 @@ std::optional<std::vector<ShaderDiskCacheEntry>> ShaderDiskCacheOpenGL::LoadTran
     // Skip games without title id
     const bool has_title_id = system.CurrentProcess()->GetTitleID() != 0;
     if (!Settings::values.use_disk_shader_cache.GetValue() || !has_title_id) {
-        return {};
+        return std::nullopt;
     }
 
     Common::FS::IOFile file(GetTransferablePath(), "rb");
     if (!file.IsOpen()) {
         LOG_INFO(Render_OpenGL, "No transferable shader cache found");
         is_usable = true;
-        return {};
+        return std::nullopt;
     }
 
     u32 version{};
     if (file.ReadBytes(&version, sizeof(version)) != sizeof(version)) {
         LOG_ERROR(Render_OpenGL, "Failed to get transferable cache version, skipping it");
-        return {};
+        return std::nullopt;
     }
 
     if (version < NativeVersion) {
@@ -235,12 +235,12 @@ std::optional<std::vector<ShaderDiskCacheEntry>> ShaderDiskCacheOpenGL::LoadTran
         file.Close();
         InvalidateTransferable();
         is_usable = true;
-        return {};
+        return std::nullopt;
     }
     if (version > NativeVersion) {
         LOG_WARNING(Render_OpenGL, "Transferable shader cache was generated with a newer version "
                                    "of the emulator, skipping");
-        return {};
+        return std::nullopt;
     }
 
     // Version is valid, load the shaders
@@ -249,7 +249,7 @@ std::optional<std::vector<ShaderDiskCacheEntry>> ShaderDiskCacheOpenGL::LoadTran
         ShaderDiskCacheEntry& entry = entries.emplace_back();
         if (!entry.Load(file)) {
             LOG_ERROR(Render_OpenGL, "Failed to load transferable raw entry, skipping");
-            return {};
+            return std::nullopt;
         }
     }
 
@@ -290,12 +290,12 @@ std::optional<std::vector<ShaderDiskCachePrecompiled>> ShaderDiskCacheOpenGL::Lo
     ShaderCacheVersionHash file_hash{};
     if (!LoadArrayFromPrecompiled(file_hash.data(), file_hash.size())) {
         precompiled_cache_virtual_file_offset = 0;
-        return {};
+        return std::nullopt;
     }
     if (GetShaderCacheVersionHash() != file_hash) {
         LOG_INFO(Render_OpenGL, "Precompiled cache is from another version of the emulator");
         precompiled_cache_virtual_file_offset = 0;
-        return {};
+        return std::nullopt;
     }
 
     std::vector<ShaderDiskCachePrecompiled> entries;
@@ -305,15 +305,16 @@ std::optional<std::vector<ShaderDiskCachePrecompiled>> ShaderDiskCacheOpenGL::Lo
         if (!LoadObjectFromPrecompiled(entry.unique_identifier) ||
             !LoadObjectFromPrecompiled(entry.binary_format) ||
             !LoadObjectFromPrecompiled(binary_size)) {
-            return {};
+            return std::nullopt;
         }
 
         entry.binary.resize(binary_size);
         if (!LoadArrayFromPrecompiled(entry.binary.data(), entry.binary.size())) {
-            return {};
+            return std::nullopt;
         }
     }
-    return entries;
+
+    return std::move(entries);
 }
 
 void ShaderDiskCacheOpenGL::InvalidateTransferable() {
diff --git a/src/web_service/CMakeLists.txt b/src/web_service/CMakeLists.txt
index 06ab7c59d..7e484b906 100644
--- a/src/web_service/CMakeLists.txt
+++ b/src/web_service/CMakeLists.txt
@@ -5,6 +5,7 @@ add_library(web_service STATIC
     verify_login.h
     web_backend.cpp
     web_backend.h
+    web_result.h
 )
 
 create_target_directory_groups(web_service)
diff --git a/src/web_service/telemetry_json.cpp b/src/web_service/telemetry_json.cpp
index c89a3a0db..6215c914f 100644
--- a/src/web_service/telemetry_json.cpp
+++ b/src/web_service/telemetry_json.cpp
@@ -4,9 +4,9 @@
 
 #include <nlohmann/json.hpp>
 #include "common/detached_tasks.h"
-#include "common/web_result.h"
 #include "web_service/telemetry_json.h"
 #include "web_service/web_backend.h"
+#include "web_service/web_result.h"
 
 namespace WebService {
 
@@ -125,7 +125,7 @@ bool TelemetryJson::SubmitTestcase() {
     Client client(impl->host, impl->username, impl->token);
     auto value = client.PostJson("/gamedb/testcase", content, false);
 
-    return value.result_code == Common::WebResult::Code::Success;
+    return value.result_code == WebResult::Code::Success;
 }
 
 } // namespace WebService
diff --git a/src/web_service/verify_login.cpp b/src/web_service/verify_login.cpp
index bfaa5b70a..ceb55ca6b 100644
--- a/src/web_service/verify_login.cpp
+++ b/src/web_service/verify_login.cpp
@@ -3,9 +3,9 @@
 // Refer to the license.txt file included.
 
 #include <nlohmann/json.hpp>
-#include "common/web_result.h"
 #include "web_service/verify_login.h"
 #include "web_service/web_backend.h"
+#include "web_service/web_result.h"
 
 namespace WebService {
 
diff --git a/src/web_service/web_backend.cpp b/src/web_service/web_backend.cpp
index 09d1651ac..74e287045 100644
--- a/src/web_service/web_backend.cpp
+++ b/src/web_service/web_backend.cpp
@@ -6,13 +6,14 @@
 #include <cstdlib>
 #include <mutex>
 #include <string>
+
 #include <LUrlParser.h>
 #include <fmt/format.h>
 #include <httplib.h>
-#include "common/common_types.h"
+
 #include "common/logging/log.h"
-#include "common/web_result.h"
 #include "web_service/web_backend.h"
+#include "web_service/web_result.h"
 
 namespace WebService {
 
@@ -33,17 +34,16 @@ struct Client::Impl {
     }
 
     /// A generic function handles POST, GET and DELETE request together
-    Common::WebResult GenericRequest(const std::string& method, const std::string& path,
-                                     const std::string& data, bool allow_anonymous,
-                                     const std::string& accept) {
+    WebResult GenericRequest(const std::string& method, const std::string& path,
+                             const std::string& data, bool allow_anonymous,
+                             const std::string& accept) {
         if (jwt.empty()) {
             UpdateJWT();
         }
 
         if (jwt.empty() && !allow_anonymous) {
             LOG_ERROR(WebService, "Credentials must be provided for authenticated requests");
-            return Common::WebResult{Common::WebResult::Code::CredentialsMissing,
-                                     "Credentials needed", ""};
+            return WebResult{WebResult::Code::CredentialsMissing, "Credentials needed", ""};
         }
 
         auto result = GenericRequest(method, path, data, accept, jwt);
@@ -62,10 +62,10 @@ struct Client::Impl {
      * username + token is used if jwt is empty but username and token are
      * not empty anonymous if all of jwt, username and token are empty
      */
-    Common::WebResult GenericRequest(const std::string& method, const std::string& path,
-                                     const std::string& data, const std::string& accept,
-                                     const std::string& jwt = "", const std::string& username = "",
-                                     const std::string& token = "") {
+    WebResult GenericRequest(const std::string& method, const std::string& path,
+                             const std::string& data, const std::string& accept,
+                             const std::string& jwt = "", const std::string& username = "",
+                             const std::string& token = "") {
         if (cli == nullptr) {
             auto parsedUrl = LUrlParser::clParseURL::ParseURL(host);
             int port;
@@ -81,12 +81,12 @@ struct Client::Impl {
                 cli = std::make_unique<httplib::SSLClient>(parsedUrl.m_Host.c_str(), port);
             } else {
                 LOG_ERROR(WebService, "Bad URL scheme {}", parsedUrl.m_Scheme);
-                return Common::WebResult{Common::WebResult::Code::InvalidURL, "Bad URL scheme", ""};
+                return WebResult{WebResult::Code::InvalidURL, "Bad URL scheme", ""};
             }
         }
         if (cli == nullptr) {
             LOG_ERROR(WebService, "Invalid URL {}", host + path);
-            return Common::WebResult{Common::WebResult::Code::InvalidURL, "Invalid URL", ""};
+            return WebResult{WebResult::Code::InvalidURL, "Invalid URL", ""};
         }
         cli->set_timeout_sec(TIMEOUT_SECONDS);
 
@@ -106,7 +106,7 @@ struct Client::Impl {
                        std::string(API_VERSION.begin(), API_VERSION.end()));
         if (method != "GET") {
             params.emplace(std::string("Content-Type"), std::string("application/json"));
-        };
+        }
 
         httplib::Request request;
         request.method = method;
@@ -118,29 +118,28 @@ struct Client::Impl {
 
         if (!cli->send(request, response)) {
             LOG_ERROR(WebService, "{} to {} returned null", method, host + path);
-            return Common::WebResult{Common::WebResult::Code::LibError, "Null response", ""};
+            return WebResult{WebResult::Code::LibError, "Null response", ""};
         }
 
         if (response.status >= 400) {
             LOG_ERROR(WebService, "{} to {} returned error status code: {}", method, host + path,
                       response.status);
-            return Common::WebResult{Common::WebResult::Code::HttpError,
-                                     std::to_string(response.status), ""};
+            return WebResult{WebResult::Code::HttpError, std::to_string(response.status), ""};
         }
 
         auto content_type = response.headers.find("content-type");
 
         if (content_type == response.headers.end()) {
             LOG_ERROR(WebService, "{} to {} returned no content", method, host + path);
-            return Common::WebResult{Common::WebResult::Code::WrongContent, "", ""};
+            return WebResult{WebResult::Code::WrongContent, "", ""};
         }
 
         if (content_type->second.find(accept) == std::string::npos) {
             LOG_ERROR(WebService, "{} to {} returned wrong content: {}", method, host + path,
                       content_type->second);
-            return Common::WebResult{Common::WebResult::Code::WrongContent, "Wrong content", ""};
+            return WebResult{WebResult::Code::WrongContent, "Wrong content", ""};
         }
-        return Common::WebResult{Common::WebResult::Code::Success, "", response.body};
+        return WebResult{WebResult::Code::Success, "", response.body};
     }
 
     // Retrieve a new JWT from given username and token
@@ -150,7 +149,7 @@ struct Client::Impl {
         }
 
         auto result = GenericRequest("POST", "/jwt/internal", "", "text/html", "", username, token);
-        if (result.result_code != Common::WebResult::Code::Success) {
+        if (result.result_code != WebResult::Code::Success) {
             LOG_ERROR(WebService, "UpdateJWT failed");
         } else {
             std::lock_guard lock{jwt_cache.mutex};
@@ -180,29 +179,28 @@ Client::Client(std::string host, std::string username, std::string token)
 
 Client::~Client() = default;
 
-Common::WebResult Client::PostJson(const std::string& path, const std::string& data,
-                                   bool allow_anonymous) {
+WebResult Client::PostJson(const std::string& path, const std::string& data, bool allow_anonymous) {
     return impl->GenericRequest("POST", path, data, allow_anonymous, "application/json");
 }
 
-Common::WebResult Client::GetJson(const std::string& path, bool allow_anonymous) {
+WebResult Client::GetJson(const std::string& path, bool allow_anonymous) {
     return impl->GenericRequest("GET", path, "", allow_anonymous, "application/json");
 }
 
-Common::WebResult Client::DeleteJson(const std::string& path, const std::string& data,
-                                     bool allow_anonymous) {
+WebResult Client::DeleteJson(const std::string& path, const std::string& data,
+                             bool allow_anonymous) {
     return impl->GenericRequest("DELETE", path, data, allow_anonymous, "application/json");
 }
 
-Common::WebResult Client::GetPlain(const std::string& path, bool allow_anonymous) {
+WebResult Client::GetPlain(const std::string& path, bool allow_anonymous) {
     return impl->GenericRequest("GET", path, "", allow_anonymous, "text/plain");
 }
 
-Common::WebResult Client::GetImage(const std::string& path, bool allow_anonymous) {
+WebResult Client::GetImage(const std::string& path, bool allow_anonymous) {
     return impl->GenericRequest("GET", path, "", allow_anonymous, "image/png");
 }
 
-Common::WebResult Client::GetExternalJWT(const std::string& audience) {
+WebResult Client::GetExternalJWT(const std::string& audience) {
     return impl->GenericRequest("POST", fmt::format("/jwt/external/{}", audience), "", false,
                                 "text/html");
 }
diff --git a/src/web_service/web_backend.h b/src/web_service/web_backend.h
index 04121f17e..81f58583c 100644
--- a/src/web_service/web_backend.h
+++ b/src/web_service/web_backend.h
@@ -7,12 +7,10 @@
 #include <memory>
 #include <string>
 
-namespace Common {
-struct WebResult;
-}
-
 namespace WebService {
 
+struct WebResult;
+
 class Client {
 public:
     Client(std::string host, std::string username, std::string token);
@@ -25,8 +23,7 @@ public:
      * @param allow_anonymous If true, allow anonymous unauthenticated requests.
      * @return the result of the request.
      */
-    Common::WebResult PostJson(const std::string& path, const std::string& data,
-                               bool allow_anonymous);
+    WebResult PostJson(const std::string& path, const std::string& data, bool allow_anonymous);
 
     /**
      * Gets JSON from the specified path.
@@ -34,7 +31,7 @@ public:
      * @param allow_anonymous If true, allow anonymous unauthenticated requests.
      * @return the result of the request.
      */
-    Common::WebResult GetJson(const std::string& path, bool allow_anonymous);
+    WebResult GetJson(const std::string& path, bool allow_anonymous);
 
     /**
      * Deletes JSON to the specified path.
@@ -43,8 +40,7 @@ public:
      * @param allow_anonymous If true, allow anonymous unauthenticated requests.
      * @return the result of the request.
      */
-    Common::WebResult DeleteJson(const std::string& path, const std::string& data,
-                                 bool allow_anonymous);
+    WebResult DeleteJson(const std::string& path, const std::string& data, bool allow_anonymous);
 
     /**
      * Gets a plain string from the specified path.
@@ -52,7 +48,7 @@ public:
      * @param allow_anonymous If true, allow anonymous unauthenticated requests.
      * @return the result of the request.
      */
-    Common::WebResult GetPlain(const std::string& path, bool allow_anonymous);
+    WebResult GetPlain(const std::string& path, bool allow_anonymous);
 
     /**
      * Gets an PNG image from the specified path.
@@ -60,14 +56,14 @@ public:
      * @param allow_anonymous If true, allow anonymous unauthenticated requests.
      * @return the result of the request.
      */
-    Common::WebResult GetImage(const std::string& path, bool allow_anonymous);
+    WebResult GetImage(const std::string& path, bool allow_anonymous);
 
     /**
      * Requests an external JWT for the specific audience provided.
      * @param audience the audience of the JWT requested.
      * @return the result of the request.
      */
-    Common::WebResult GetExternalJWT(const std::string& audience);
+    WebResult GetExternalJWT(const std::string& audience);
 
 private:
     struct Impl;
diff --git a/src/common/web_result.h b/src/web_service/web_result.h
index 8bfa2141d..3aeeb5288 100644
--- a/src/common/web_result.h
+++ b/src/web_service/web_result.h
@@ -7,7 +7,7 @@
 #include <string>
 #include "common/common_types.h"
 
-namespace Common {
+namespace WebService {
 struct WebResult {
     enum class Code : u32 {
         Success,
@@ -22,4 +22,4 @@ struct WebResult {
     std::string result_string;
     std::string returned_data;
 };
-} // namespace Common
+} // namespace WebService
diff --git a/src/yuzu/configuration/config.cpp b/src/yuzu/configuration/config.cpp
index a372190cc..7af974d8d 100644
--- a/src/yuzu/configuration/config.cpp
+++ b/src/yuzu/configuration/config.cpp
@@ -635,6 +635,11 @@ void Config::ReadCpuValues() {
             ReadSetting(QStringLiteral("cpuopt_misc_ir"), true).toBool();
         Settings::values.cpuopt_reduce_misalign_checks =
             ReadSetting(QStringLiteral("cpuopt_reduce_misalign_checks"), true).toBool();
+
+        Settings::values.cpuopt_unsafe_unfuse_fma =
+            ReadSetting(QStringLiteral("cpuopt_unsafe_unfuse_fma"), true).toBool();
+        Settings::values.cpuopt_unsafe_reduce_fp_error =
+            ReadSetting(QStringLiteral("cpuopt_unsafe_reduce_fp_error"), true).toBool();
     }
 
     qt_config->endGroup();
@@ -1132,6 +1137,11 @@ void Config::SaveCpuValues() {
         WriteSetting(QStringLiteral("cpuopt_misc_ir"), Settings::values.cpuopt_misc_ir, true);
         WriteSetting(QStringLiteral("cpuopt_reduce_misalign_checks"),
                      Settings::values.cpuopt_reduce_misalign_checks, true);
+
+        WriteSetting(QStringLiteral("cpuopt_unsafe_unfuse_fma"),
+                     Settings::values.cpuopt_unsafe_unfuse_fma, true);
+        WriteSetting(QStringLiteral("cpuopt_unsafe_reduce_fp_error"),
+                     Settings::values.cpuopt_unsafe_reduce_fp_error, true);
     }
 
     qt_config->endGroup();
diff --git a/src/yuzu/configuration/configure_cpu.cpp b/src/yuzu/configuration/configure_cpu.cpp
index 7493e5ffb..37fcd6adc 100644
--- a/src/yuzu/configuration/configure_cpu.cpp
+++ b/src/yuzu/configuration/configure_cpu.cpp
@@ -19,6 +19,8 @@ ConfigureCpu::ConfigureCpu(QWidget* parent) : QWidget(parent), ui(new Ui::Config
 
     connect(ui->accuracy, qOverload<int>(&QComboBox::activated), this,
             &ConfigureCpu::AccuracyUpdated);
+    connect(ui->accuracy, qOverload<int>(&QComboBox::currentIndexChanged), this,
+            &ConfigureCpu::UpdateGroup);
 }
 
 ConfigureCpu::~ConfigureCpu() = default;
@@ -28,6 +30,12 @@ void ConfigureCpu::SetConfiguration() {
 
     ui->accuracy->setEnabled(runtime_lock);
     ui->accuracy->setCurrentIndex(static_cast<int>(Settings::values.cpu_accuracy));
+    UpdateGroup(static_cast<int>(Settings::values.cpu_accuracy));
+
+    ui->cpuopt_unsafe_unfuse_fma->setEnabled(runtime_lock);
+    ui->cpuopt_unsafe_unfuse_fma->setChecked(Settings::values.cpuopt_unsafe_unfuse_fma);
+    ui->cpuopt_unsafe_reduce_fp_error->setEnabled(runtime_lock);
+    ui->cpuopt_unsafe_reduce_fp_error->setChecked(Settings::values.cpuopt_unsafe_reduce_fp_error);
 }
 
 void ConfigureCpu::AccuracyUpdated(int index) {
@@ -38,14 +46,21 @@ void ConfigureCpu::AccuracyUpdated(int index) {
                                                  QMessageBox::Yes | QMessageBox::No);
         if (result == QMessageBox::No) {
             ui->accuracy->setCurrentIndex(static_cast<int>(Settings::CPUAccuracy::Accurate));
-            return;
+            UpdateGroup(static_cast<int>(Settings::CPUAccuracy::Accurate));
         }
     }
 }
 
+void ConfigureCpu::UpdateGroup(int index) {
+    ui->unsafe_group->setVisible(static_cast<Settings::CPUAccuracy>(index) ==
+                                 Settings::CPUAccuracy::Unsafe);
+}
+
 void ConfigureCpu::ApplyConfiguration() {
     Settings::values.cpu_accuracy =
         static_cast<Settings::CPUAccuracy>(ui->accuracy->currentIndex());
+    Settings::values.cpuopt_unsafe_unfuse_fma = ui->cpuopt_unsafe_unfuse_fma->isChecked();
+    Settings::values.cpuopt_unsafe_reduce_fp_error = ui->cpuopt_unsafe_reduce_fp_error->isChecked();
 }
 
 void ConfigureCpu::changeEvent(QEvent* event) {
diff --git a/src/yuzu/configuration/configure_cpu.h b/src/yuzu/configuration/configure_cpu.h
index e4741d3a4..3c5683d81 100644
--- a/src/yuzu/configuration/configure_cpu.h
+++ b/src/yuzu/configuration/configure_cpu.h
@@ -26,6 +26,7 @@ private:
     void RetranslateUI();
 
     void AccuracyUpdated(int index);
+    void UpdateGroup(int index);
 
     void SetConfiguration();
 
diff --git a/src/yuzu/configuration/configure_cpu.ui b/src/yuzu/configuration/configure_cpu.ui
index bf6ea79bb..ebdd2e6e9 100644
--- a/src/yuzu/configuration/configure_cpu.ui
+++ b/src/yuzu/configuration/configure_cpu.ui
@@ -40,6 +40,11 @@
             </item>
             <item>
              <property name="text">
+              <string>Unsafe</string>
+             </property>
+            </item>
+            <item>
+             <property name="text">
               <string>Enable Debug Mode</string>
              </property>
             </item>
@@ -63,6 +68,53 @@
     </layout>
    </item>
    <item>
+    <layout class="QVBoxLayout">
+     <item>
+      <widget class="QGroupBox" name="unsafe_group">
+       <property name="title">
+        <string>Unsafe CPU Optimization Settings</string>
+       </property>
+       <layout class="QVBoxLayout">
+        <item>
+         <widget class="QLabel">
+          <property name="wordWrap">
+            <bool>1</bool>
+          </property>
+          <property name="text">
+           <string>These settings reduce accuracy for speed.</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QCheckBox" name="cpuopt_unsafe_unfuse_fma">
+          <property name="text">
+           <string>Unfuse FMA (improve performance on CPUs without FMA)</string>
+          </property>
+          <property name="toolTip">
+           <string>
+            &lt;div&gt;This option improves speed by reducing accuracy of fused-multiply-add instructions on CPUs without native FMA support.&lt;/div&gt;
+           </string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QCheckBox" name="cpuopt_unsafe_reduce_fp_error">
+          <property name="text">
+           <string>Faster FRSQRTE and FRECPE</string>
+          </property>
+          <property name="toolTip">
+           <string>
+            &lt;div&gt;This option improves the speed of some approximate floating-point functions by using less accurate native approximations.&lt;/div&gt;
+           </string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item>
     <spacer name="verticalSpacer">
      <property name="orientation">
       <enum>Qt::Vertical</enum>