less load, fix nv01 timer being kepler

src/core/core.cpp

@@ -271,7 +271,7 @@ struct System::Impl {
 
     SystemResultStatus SetupForApplicationProcess(System& system, Frontend::EmuWindow& emu_window) {
         host1x_core.emplace(system);
-        gpu_core = VideoCore::CreateGPU(emu_window, system);
+        VideoCore::CreateGPU(gpu_core, emu_window, system);
         if (!gpu_core)
             return SystemResultStatus::ErrorVideoCore;
 
@@ -391,10 +391,8 @@ struct System::Impl {
         is_powered_on = false;
         exit_locked = false;
         exit_requested = false;
-
-        if (gpu_core != nullptr) {
+        if (gpu_core)
             gpu_core->NotifyShutdown();
-        }
 
         stop_event.request_stop();
         core_timing.SyncPause(false);
@@ -479,6 +477,7 @@ struct System::Impl {
     std::optional<Memory::CheatEngine> cheat_engine;
     std::optional<Tools::Freezer> memory_freezer;
     std::optional<Tools::RenderdocAPI> renderdoc_api;
+    std::optional<Tegra::GPU> gpu_core;
 
     std::array<Core::GPUDirtyMemoryManager, Core::Hardware::NUM_CPU_CORES> gpu_dirty_memory_managers;
     std::vector<std::vector<u8>> user_channel;
@@ -493,7 +492,6 @@ struct System::Impl {
     std::unique_ptr<FileSys::ContentProviderUnion> content_provider;
     /// AppLoader used to load the current executing application
     std::unique_ptr<Loader::AppLoader> app_loader;
-    std::unique_ptr<Tegra::GPU> gpu_core;
     std::stop_source stop_event;
 
     mutable std::mutex suspend_guard;

src/core/cpu_manager.cpp

@@ -25,9 +25,9 @@ CpuManager::~CpuManager() = default;
 
 void CpuManager::Initialize() {
     num_cores = is_multicore ? Core::Hardware::NUM_CPU_CORES : 1;
-    gpu_barrier = std::make_unique<Common::Barrier>(num_cores + 1);
+    gpu_barrier.emplace(num_cores + 1);
     for (std::size_t core = 0; core < num_cores; core++)
-        core_data[core].host_thread = std::jthread([this, core](std::stop_token token) { RunThread(token, core); });
+        core_data[core].host_thread = std::jthread(&CpuManager::RunThread, core);
 }
 
 void CpuManager::Shutdown() {
@@ -63,7 +63,7 @@ void CpuManager::HandleInterrupt() {
     auto& kernel = system.Kernel();
     auto core_index = kernel.CurrentPhysicalCoreIndex();
 
-    Kernel::KInterruptManager::HandleInterrupt(kernel, static_cast<s32>(core_index));
+    Kernel::KInterruptManager::HandleInterrupt(kernel, s32(core_index));
 }
 
 ///////////////////////////////////////////////////////////////////////////////

src/core/cpu_manager.h

@@ -1,3 +1,6 @@
+// SPDX-FileCopyrightText: Copyright 2026 Eden Emulator Project
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 // SPDX-FileCopyrightText: Copyright 2018 yuzu Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
@@ -86,22 +89,20 @@ private:
     void ShutdownThread();
     void RunThread(std::stop_token stop_token, std::size_t core);
 
+    static constexpr std::size_t max_cycle_runs = 5;
+
+    std::optional<Common::Barrier> gpu_barrier{};
     struct CoreData {
         std::shared_ptr<Common::Fiber> host_context;
         std::jthread host_thread;
     };
-
-    std::unique_ptr<Common::Barrier> gpu_barrier{};
     std::array<CoreData, Core::Hardware::NUM_CPU_CORES> core_data{};
-
-    bool is_async_gpu{};
-    bool is_multicore{};
+    System& system;
     std::atomic<std::size_t> current_core{};
     std::size_t idle_count{};
     std::size_t num_cores{};
-    static constexpr std::size_t max_cycle_runs = 5;
-
-    System& system;
+    bool is_async_gpu{};
+    bool is_multicore{};
 };
 
 } // namespace Core

src/core/hle/service/nvdrv/devices/nvhost_as_gpu.cpp

@@ -138,8 +138,7 @@ NvResult nvhost_as_gpu::AllocAsEx(IoctlAllocAsEx& params) {
         static_cast<u32>((vm.va_range_end - vm.va_range_split) >> vm.big_page_size_bits)};
     vm.big_page_allocator.emplace(start_big_pages, end_big_pages);
 
-    gmmu = std::make_shared<Tegra::MemoryManager>(system, max_big_page_bits, vm.va_range_split,
-                                                  vm.big_page_size_bits, VM::PAGE_SIZE_BITS);
+    gmmu = std::make_unique<Tegra::MemoryManager>(system, max_big_page_bits, vm.va_range_split, vm.big_page_size_bits, VM::PAGE_SIZE_BITS);
     system.GPU().InitAddressSpace(*gmmu);
     vm.initialised = true;
 
@@ -416,7 +415,7 @@ NvResult nvhost_as_gpu::BindChannel(IoctlBindChannel& params) {
     LOG_DEBUG(Service_NVDRV, "called, fd={:X}", params.fd);
 
     auto gpu_channel_device = module.GetDevice<nvhost_gpu>(params.fd);
-    gpu_channel_device->channel_state->memory_manager = gmmu;
+    gpu_channel_device->channel_state->memory_manager = gmmu.get();
     return NvResult::Success;
 }
 

src/core/hle/service/nvdrv/devices/nvhost_as_gpu.h

@@ -219,7 +219,7 @@ private:
 
         bool initialised{};
     } vm;
-    std::shared_ptr<Tegra::MemoryManager> gmmu;
+    std::unique_ptr<Tegra::MemoryManager> gmmu;
 };
 
 } // namespace Service::Nvidia::Devices