Merge pull request #5028 from lioncash/final-system

core: Eliminate remaining usages of the global system instance

src/core/CMakeLists.txt

@@ -135,8 +135,6 @@ add_library(core STATIC
     frontend/framebuffer_layout.cpp
     frontend/framebuffer_layout.h
     frontend/input.h
-    gdbstub/gdbstub.cpp
-    gdbstub/gdbstub.h
     hardware_interrupt_manager.cpp
     hardware_interrupt_manager.h
     hle/ipc.h

src/core/arm/dynarmic/arm_dynarmic_64.cpp

@@ -14,7 +14,6 @@
 #include "core/arm/dynarmic/arm_exclusive_monitor.h"
 #include "core/core.h"
 #include "core/core_timing.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hardware_properties.h"
 #include "core/hle/kernel/process.h"
 #include "core/hle/kernel/scheduler.h"
@@ -96,16 +95,6 @@ public:
         case Dynarmic::A64::Exception::Yield:
             return;
         case Dynarmic::A64::Exception::Breakpoint:
-            if (GDBStub::IsServerEnabled()) {
-                parent.jit->HaltExecution();
-                parent.SetPC(pc);
-                Kernel::Thread* const thread = parent.system.CurrentScheduler().GetCurrentThread();
-                parent.SaveContext(thread->GetContext64());
-                GDBStub::Break();
-                GDBStub::SendTrap(thread, 5);
-                return;
-            }
-            [[fallthrough]];
         default:
             ASSERT_MSG(false, "ExceptionRaised(exception = {}, pc = {:08X}, code = {:08X})",
                        static_cast<std::size_t>(exception), pc, MemoryReadCode(pc));

src/core/core.cpp

@@ -25,7 +25,6 @@
 #include "core/file_sys/sdmc_factory.h"
 #include "core/file_sys/vfs_concat.h"
 #include "core/file_sys/vfs_real.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hardware_interrupt_manager.h"
 #include "core/hle/kernel/client_port.h"
 #include "core/hle/kernel/kernel.h"
@@ -186,11 +185,8 @@ struct System::Impl {
         }
 
         service_manager = std::make_shared<Service::SM::ServiceManager>(kernel);
-
         services = std::make_unique<Service::Services>(service_manager, system);
-        GDBStub::DeferStart();
-
-        interrupt_manager = std::make_unique<Core::Hardware::InterruptManager>(system);
+        interrupt_manager = std::make_unique<Hardware::InterruptManager>(system);
 
         // Initialize time manager, which must happen after kernel is created
         time_manager.Initialize();
@@ -297,7 +293,6 @@ struct System::Impl {
         }
 
         // Shutdown emulation session
-        GDBStub::Shutdown();
         services.reset();
         service_manager.reset();
         cheat_engine.reset();

src/core/cpu_manager.cpp

@@ -10,7 +10,6 @@
 #include "core/core.h"
 #include "core/core_timing.h"
 #include "core/cpu_manager.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/physical_core.h"
 #include "core/hle/kernel/scheduler.h"

src/core/gdbstub/gdbstub.h

@@ -1,114 +0,0 @@
-// Copyright 2013 Dolphin Emulator Project
-// Licensed under GPLv2+
-// Refer to the license.txt file included.
-
-// Originally written by Sven Peter <sven@fail0verflow.com> for anergistic.
-
-#pragma once
-
-#include <string>
-#include "common/common_types.h"
-#include "core/hle/kernel/thread.h"
-
-namespace GDBStub {
-
-/// Breakpoint Method
-enum class BreakpointType {
-    None,    ///< None
-    Execute, ///< Execution Breakpoint
-    Read,    ///< Read Breakpoint
-    Write,   ///< Write Breakpoint
-    Access   ///< Access (R/W) Breakpoint
-};
-
-struct BreakpointAddress {
-    VAddr address;
-    BreakpointType type;
-};
-
-/**
- * Set the port the gdbstub should use to listen for connections.
- *
- * @param port Port to listen for connection
- */
-void SetServerPort(u16 port);
-
-/**
- * Starts or stops the server if possible.
- *
- * @param status Set the server to enabled or disabled.
- */
-void ToggleServer(bool status);
-
-/// Start the gdbstub server.
-void Init();
-
-/**
- * Defer initialization of the gdbstub to the first packet processing functions.
- * This avoids a case where the gdbstub thread is frozen after initialization
- * and fails to respond in time to packets.
- */
-void DeferStart();
-
-/// Stop gdbstub server.
-void Shutdown();
-
-/// Checks if the gdbstub server is enabled.
-bool IsServerEnabled();
-
-/// Returns true if there is an active socket connection.
-bool IsConnected();
-
-/// Register module.
-void RegisterModule(std::string name, VAddr beg, VAddr end, bool add_elf_ext = true);
-
-/**
- * Signal to the gdbstub server that it should halt CPU execution.
- *
- * @param is_memory_break If true, the break resulted from a memory breakpoint.
- */
-void Break(bool is_memory_break = false);
-
-/// Determine if there was a memory breakpoint.
-bool IsMemoryBreak();
-
-/// Read and handle packet from gdb client.
-void HandlePacket();
-
-/**
- * Get the nearest breakpoint of the specified type at the given address.
- *
- * @param addr Address to search from.
- * @param type Type of breakpoint.
- */
-BreakpointAddress GetNextBreakpointFromAddress(VAddr addr, GDBStub::BreakpointType type);
-
-/**
- * Check if a breakpoint of the specified type exists at the given address.
- *
- * @param addr Address of breakpoint.
- * @param type Type of breakpoint.
- */
-bool CheckBreakpoint(VAddr addr, GDBStub::BreakpointType type);
-
-/// If set to true, the CPU will halt at the beginning of the next CPU loop.
-bool GetCpuHaltFlag();
-
-/// If set to true and the CPU is halted, the CPU will step one instruction.
-bool GetCpuStepFlag();
-
-/**
- * When set to true, the CPU will step one instruction when the CPU is halted next.
- *
- * @param is_step
- */
-void SetCpuStepFlag(bool is_step);
-
-/**
- * Send trap signal from thread back to the gdbstub server.
- *
- * @param thread Sending thread.
- * @param trap Trap no.
- */
-void SendTrap(Kernel::Thread* thread, int trap);
-} // namespace GDBStub

src/core/loader/deconstructed_rom_directory.cpp

@@ -12,7 +12,6 @@
 #include "core/file_sys/control_metadata.h"
 #include "core/file_sys/patch_manager.h"
 #include "core/file_sys/romfs_factory.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/kernel.h"
 #include "core/hle/kernel/memory/page_table.h"
 #include "core/hle/kernel/process.h"
@@ -180,8 +179,6 @@ AppLoader_DeconstructedRomDirectory::LoadResult AppLoader_DeconstructedRomDirect
         next_load_addr = *tentative_next_load_addr;
         modules.insert_or_assign(load_addr, module);
         LOG_DEBUG(Loader, "loaded module {} @ 0x{:X}", module, load_addr);
-        // Register module with GDBStub
-        GDBStub::RegisterModule(module, load_addr, next_load_addr - 1, false);
     }
 
     // Find the RomFS by searching for a ".romfs" file in this directory

src/core/loader/kip.cpp

@@ -5,7 +5,6 @@
 #include <cstring>
 #include "core/file_sys/kernel_executable.h"
 #include "core/file_sys/program_metadata.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/code_set.h"
 #include "core/hle/kernel/memory/page_table.h"
 #include "core/hle/kernel/process.h"
@@ -91,8 +90,6 @@ AppLoader::LoadResult AppLoader_KIP::Load(Kernel::Process& process,
     program_image.resize(PageAlignSize(kip->GetBSSOffset()) + kip->GetBSSSize());
     codeset.DataSegment().size += kip->GetBSSSize();
 
-    GDBStub::RegisterModule(kip->GetName(), base_address, base_address + program_image.size());
-
     codeset.memory = std::move(program_image);
     process.LoadModule(std::move(codeset), base_address);
 

src/core/loader/nro.cpp

@@ -14,10 +14,10 @@
 #include "core/file_sys/control_metadata.h"
 #include "core/file_sys/romfs_factory.h"
 #include "core/file_sys/vfs_offset.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/code_set.h"
 #include "core/hle/kernel/memory/page_table.h"
 #include "core/hle/kernel/process.h"
+#include "core/hle/kernel/thread.h"
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/loader/nro.h"
 #include "core/loader/nso.h"
@@ -197,10 +197,6 @@ static bool LoadNroImpl(Kernel::Process& process, const std::vector<u8>& data,
     codeset.memory = std::move(program_image);
     process.LoadModule(std::move(codeset), process.PageTable().GetCodeRegionStart());
 
-    // Register module with GDBStub
-    GDBStub::RegisterModule(name, process.PageTable().GetCodeRegionStart(),
-                            process.PageTable().GetCodeRegionEnd());
-
     return true;
 }
 

src/core/loader/nso.cpp

@@ -14,10 +14,10 @@
 #include "common/swap.h"
 #include "core/core.h"
 #include "core/file_sys/patch_manager.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/code_set.h"
 #include "core/hle/kernel/memory/page_table.h"
 #include "core/hle/kernel/process.h"
+#include "core/hle/kernel/thread.h"
 #include "core/loader/nso.h"
 #include "core/memory.h"
 #include "core/settings.h"
@@ -159,9 +159,6 @@ std::optional<VAddr> AppLoader_NSO::LoadModule(Kernel::Process& process, Core::S
     codeset.memory = std::move(program_image);
     process.LoadModule(std::move(codeset), load_base);
 
-    // Register module with GDBStub
-    GDBStub::RegisterModule(file.GetName(), load_base, load_base);
-
     return load_base + image_size;
 }
 

src/core/settings.cpp

@@ -4,9 +4,10 @@
 
 #include <string_view>
 
+#include "common/assert.h"
 #include "common/file_util.h"
+#include "common/logging/log.h"
 #include "core/core.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/service/hid/hid.h"
 #include "core/settings.h"
 #include "video_core/renderer_base.h"
@@ -31,13 +32,9 @@ std::string GetTimeZoneString() {
     return timezones[time_zone_index];
 }
 
-void Apply() {
-    GDBStub::SetServerPort(values.gdbstub_port);
-    GDBStub::ToggleServer(values.use_gdbstub);
-
-    auto& system_instance = Core::System::GetInstance();
-    if (system_instance.IsPoweredOn()) {
-        system_instance.Renderer().RefreshBaseSettings();
+void Apply(Core::System& system) {
+    if (system.IsPoweredOn()) {
+        system.Renderer().RefreshBaseSettings();
     }
 
     Service::HID::ReloadInputDevices();
@@ -106,9 +103,9 @@ float Volume() {
     return values.volume.GetValue();
 }
 
-void RestoreGlobalState() {
+void RestoreGlobalState(bool is_powered_on) {
     // If a game is running, DO NOT restore the global settings state
-    if (Core::System::GetInstance().IsPoweredOn()) {
+    if (is_powered_on) {
         return;
     }
 

src/core/settings.h

@@ -14,6 +14,10 @@
 #include "common/common_types.h"
 #include "input_common/settings.h"
 
+namespace Core {
+class System;
+}
+
 namespace Settings {
 
 enum class RendererBackend {
@@ -247,11 +251,11 @@ float Volume();
 
 std::string GetTimeZoneString();
 
-void Apply();
+void Apply(Core::System& system);
 void LogSettings();
 
 // Restore the global state of all applicable settings in the Values struct
-void RestoreGlobalState();
+void RestoreGlobalState(bool is_powered_on);
 
 // Fixes settings that are known to cause issues with the emulator
 void Sanitize();

src/yuzu/configuration/config.cpp

@@ -7,6 +7,7 @@
 #include <QSettings>
 #include "common/common_paths.h"
 #include "common/file_util.h"
+#include "core/core.h"
 #include "core/hle/service/acc/profile_manager.h"
 #include "core/hle/service/hid/controllers/npad.h"
 #include "input_common/main.h"
@@ -1598,7 +1599,7 @@ void Config::Reload() {
     Settings::Sanitize();
     // To apply default value changes
     SaveValues();
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
 }
 
 void Config::Save() {

src/yuzu/configuration/configure_dialog.cpp

@@ -5,6 +5,7 @@
 #include <QHash>
 #include <QListWidgetItem>
 #include <QSignalBlocker>
+#include "core/core.h"
 #include "core/settings.h"
 #include "ui_configure.h"
 #include "yuzu/configuration/config.h"
@@ -54,7 +55,7 @@ void ConfigureDialog::ApplyConfiguration() {
     ui->debugTab->ApplyConfiguration();
     ui->webTab->ApplyConfiguration();
     ui->serviceTab->ApplyConfiguration();
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
     Settings::LogSettings();
 }
 

src/yuzu/configuration/configure_per_game.cpp

@@ -57,7 +57,7 @@ void ConfigurePerGame::ApplyConfiguration() {
     ui->graphicsAdvancedTab->ApplyConfiguration();
     ui->audioTab->ApplyConfiguration();
 
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
     Settings::LogSettings();
 
     game_config->Save();

src/yuzu/configuration/configure_profile_manager.cpp

@@ -180,7 +180,7 @@ void ConfigureProfileManager::ApplyConfiguration() {
         return;
     }
 
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
 }
 
 void ConfigureProfileManager::SelectUser(const QModelIndex& index) {

src/yuzu/configuration/configure_system.cpp

@@ -105,16 +105,18 @@ void ConfigureSystem::SetConfiguration() {
 void ConfigureSystem::ReadSystemSettings() {}
 
 void ConfigureSystem::ApplyConfiguration() {
-    // Allow setting custom RTC even if system is powered on, to allow in-game time to be fast
-    // forwared
+    auto& system = Core::System::GetInstance();
+
+    // Allow setting custom RTC even if system is powered on,
+    // to allow in-game time to be fast forwarded
     if (Settings::values.custom_rtc.UsingGlobal()) {
         if (ui->custom_rtc_checkbox->isChecked()) {
             Settings::values.custom_rtc.SetValue(
                 std::chrono::seconds(ui->custom_rtc_edit->dateTime().toSecsSinceEpoch()));
-            if (Core::System::GetInstance().IsPoweredOn()) {
+            if (system.IsPoweredOn()) {
                 const s64 posix_time{Settings::values.custom_rtc.GetValue()->count() +
                                      Service::Time::TimeManager::GetExternalTimeZoneOffset()};
-                Core::System::GetInstance().GetTimeManager().UpdateLocalSystemClockTime(posix_time);
+                system.GetTimeManager().UpdateLocalSystemClockTime(posix_time);
             }
         } else {
             Settings::values.custom_rtc.SetValue(std::nullopt);
@@ -197,7 +199,7 @@ void ConfigureSystem::ApplyConfiguration() {
         }
     }
 
-    Settings::Apply();
+    Settings::Apply(system);
 }
 
 void ConfigureSystem::RefreshConsoleID() {

src/yuzu/configuration/configure_ui.cpp

@@ -9,6 +9,7 @@
 #include <QDirIterator>
 #include "common/common_types.h"
 #include "common/file_util.h"
+#include "core/core.h"
 #include "core/settings.h"
 #include "ui_configure_ui.h"
 #include "yuzu/configuration/configure_ui.h"
@@ -84,7 +85,7 @@ void ConfigureUi::ApplyConfiguration() {
     UISettings::values.enable_screenshot_save_as = ui->enable_screenshot_save_as->isChecked();
     Common::FS::GetUserPath(Common::FS::UserPath::ScreenshotsDir,
                             ui->screenshot_path_edit->text().toStdString());
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
 }
 
 void ConfigureUi::RequestGameListUpdate() {

src/yuzu/main.cpp

@@ -172,7 +172,7 @@ void GMainWindow::ShowTelemetryCallout() {
            "<br/><br/>Would you like to share your usage data with us?");
     if (QMessageBox::question(this, tr("Telemetry"), telemetry_message) != QMessageBox::Yes) {
         Settings::values.enable_telemetry = false;
-        Settings::Apply();
+        Settings::Apply(Core::System::GetInstance());
     }
 }
 
@@ -302,7 +302,7 @@ void GMainWindow::ControllerSelectorReconfigureControllers(
     emit ControllerSelectorReconfigureFinished();
 
     // Don't forget to apply settings.
-    Settings::Apply();
+    Settings::Apply(Core::System::GetInstance());
     config->Save();
 
     UpdateStatusButtons();
@@ -571,11 +571,11 @@ void GMainWindow::InitializeWidgets() {
         if (emulation_running) {
             return;
         }
-        bool is_async = !Settings::values.use_asynchronous_gpu_emulation.GetValue() ||
-                        Settings::values.use_multi_core.GetValue();
+        const bool is_async = !Settings::values.use_asynchronous_gpu_emulation.GetValue() ||
+                              Settings::values.use_multi_core.GetValue();
         Settings::values.use_asynchronous_gpu_emulation.SetValue(is_async);
         async_status_button->setChecked(Settings::values.use_asynchronous_gpu_emulation.GetValue());
-        Settings::Apply();
+        Settings::Apply(Core::System::GetInstance());
     });
     async_status_button->setText(tr("ASYNC"));
     async_status_button->setCheckable(true);
@@ -590,12 +590,12 @@ void GMainWindow::InitializeWidgets() {
             return;
         }
         Settings::values.use_multi_core.SetValue(!Settings::values.use_multi_core.GetValue());
-        bool is_async = Settings::values.use_asynchronous_gpu_emulation.GetValue() ||
-                        Settings::values.use_multi_core.GetValue();
+        const bool is_async = Settings::values.use_asynchronous_gpu_emulation.GetValue() ||
+                              Settings::values.use_multi_core.GetValue();
         Settings::values.use_asynchronous_gpu_emulation.SetValue(is_async);
         async_status_button->setChecked(Settings::values.use_asynchronous_gpu_emulation.GetValue());
         multicore_status_button->setChecked(Settings::values.use_multi_core.GetValue());
-        Settings::Apply();
+        Settings::Apply(Core::System::GetInstance());
     });
     multicore_status_button->setText(tr("MULTICORE"));
     multicore_status_button->setCheckable(true);
@@ -630,7 +630,7 @@ void GMainWindow::InitializeWidgets() {
             Settings::values.renderer_backend.SetValue(Settings::RendererBackend::OpenGL);
         }
 
-        Settings::Apply();
+        Settings::Apply(Core::System::GetInstance());
     });
 #endif // HAS_VULKAN
     statusBar()->insertPermanentWidget(0, renderer_status_button);
@@ -2130,14 +2130,14 @@ void GMainWindow::OnPauseGame() {
 }
 
 void GMainWindow::OnStopGame() {
-    Core::System& system{Core::System::GetInstance()};
+    auto& system{Core::System::GetInstance()};
     if (system.GetExitLock() && !ConfirmForceLockedExit()) {
         return;
     }
 
     ShutdownGame();
 
-    Settings::RestoreGlobalState();
+    Settings::RestoreGlobalState(system.IsPoweredOn());
     UpdateStatusButtons();
 }
 
@@ -2312,10 +2312,11 @@ void GMainWindow::OnConfigurePerGame() {
 
 void GMainWindow::OpenPerGameConfiguration(u64 title_id, const std::string& file_name) {
     const auto v_file = Core::GetGameFileFromPath(vfs, file_name);
+    const auto& system = Core::System::GetInstance();
 
     ConfigurePerGame dialog(this, title_id);
     dialog.LoadFromFile(v_file);
-    auto result = dialog.exec();
+    const auto result = dialog.exec();
     if (result == QDialog::Accepted) {
         dialog.ApplyConfiguration();
 
@@ -2325,13 +2326,14 @@ void GMainWindow::OpenPerGameConfiguration(u64 title_id, const std::string& file
         }
 
         // Do not cause the global config to write local settings into the config file
-        Settings::RestoreGlobalState();
+        const bool is_powered_on = system.IsPoweredOn();
+        Settings::RestoreGlobalState(is_powered_on);
 
-        if (!Core::System::GetInstance().IsPoweredOn()) {
+        if (!is_powered_on) {
             config->Save();
         }
     } else {
-        Settings::RestoreGlobalState();
+        Settings::RestoreGlobalState(system.IsPoweredOn());
     }
 }
 
@@ -2602,7 +2604,7 @@ void GMainWindow::OnCoreError(Core::System::ResultStatus result, std::string det
         if (emu_thread) {
             ShutdownGame();
 
-            Settings::RestoreGlobalState();
+            Settings::RestoreGlobalState(Core::System::GetInstance().IsPoweredOn());
             UpdateStatusButtons();
         }
     } else {
@@ -2774,7 +2776,7 @@ void GMainWindow::closeEvent(QCloseEvent* event) {
     if (emu_thread != nullptr) {
         ShutdownGame();
 
-        Settings::RestoreGlobalState();
+        Settings::RestoreGlobalState(Core::System::GetInstance().IsPoweredOn());
         UpdateStatusButtons();
     }
 

src/yuzu_cmd/yuzu.cpp

@@ -25,7 +25,6 @@
 #include "core/crypto/key_manager.h"
 #include "core/file_sys/registered_cache.h"
 #include "core/file_sys/vfs_real.h"
-#include "core/gdbstub/gdbstub.h"
 #include "core/hle/kernel/process.h"
 #include "core/hle/service/filesystem/filesystem.h"
 #include "core/loader/loader.h"
@@ -174,13 +173,13 @@ int main(int argc, char** argv) {
         return -1;
     }
 
+    auto& system{Core::System::GetInstance()};
+    InputCommon::InputSubsystem input_subsystem;
+
     // Apply the command line arguments
     Settings::values.gdbstub_port = gdb_port;
     Settings::values.use_gdbstub = use_gdbstub;
-    Settings::Apply();
-
-    Core::System& system{Core::System::GetInstance()};
-    InputCommon::InputSubsystem input_subsystem;
+    Settings::Apply(system);
 
     std::unique_ptr<EmuWindow_SDL2> emu_window;
     switch (Settings::values.renderer_backend.GetValue()) {

src/yuzu_tester/yuzu.cpp

@@ -160,10 +160,12 @@ int main(int argc, char** argv) {
         return -1;
     }
 
+    Core::System& system{Core::System::GetInstance()};
+
     Settings::values.use_gdbstub = false;
-    Settings::Apply();
+    Settings::Apply(system);
 
-    std::unique_ptr<EmuWindow_SDL2_Hide> emu_window{std::make_unique<EmuWindow_SDL2_Hide>()};
+    const auto emu_window{std::make_unique<EmuWindow_SDL2_Hide>()};
 
     bool finished = false;
     int return_value = 0;
@@ -212,7 +214,6 @@ int main(int argc, char** argv) {
             return_value = -1;
     };
 
-    Core::System& system{Core::System::GetInstance()};
     system.SetContentProvider(std::make_unique<FileSys::ContentProviderUnion>());
     system.SetFilesystem(std::make_shared<FileSys::RealVfsFilesystem>());
     system.GetFileSystemController().CreateFactories(*system.GetFilesystem());