Merge pull request #1502 from lioncash/unique

core: Convert shared_ptr instances into unique_ptr instances where applicable for System and Cpu
This commit is contained in:
bunnei 2018-10-16 11:21:42 -04:00 committed by GitHub
commit 88b8383da2
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GPG key ID: 4AEE18F83AFDEB23
12 changed files with 76 additions and 60 deletions

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@ -144,7 +144,7 @@ std::unique_ptr<Dynarmic::A64::Jit> ARM_Dynarmic::MakeJit() const {
// Multi-process state
config.processor_id = core_index;
config.global_monitor = &exclusive_monitor->monitor;
config.global_monitor = &exclusive_monitor.monitor;
// System registers
config.tpidrro_el0 = &cb->tpidrro_el0;
@ -171,10 +171,9 @@ void ARM_Dynarmic::Step() {
cb->InterpreterFallback(jit->GetPC(), 1);
}
ARM_Dynarmic::ARM_Dynarmic(std::shared_ptr<ExclusiveMonitor> exclusive_monitor,
std::size_t core_index)
ARM_Dynarmic::ARM_Dynarmic(ExclusiveMonitor& exclusive_monitor, std::size_t core_index)
: cb(std::make_unique<ARM_Dynarmic_Callbacks>(*this)), core_index{core_index},
exclusive_monitor{std::dynamic_pointer_cast<DynarmicExclusiveMonitor>(exclusive_monitor)} {
exclusive_monitor{dynamic_cast<DynarmicExclusiveMonitor&>(exclusive_monitor)} {
ThreadContext ctx{};
inner_unicorn.SaveContext(ctx);
PageTableChanged();

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@ -23,7 +23,7 @@ class DynarmicExclusiveMonitor;
class ARM_Dynarmic final : public ARM_Interface {
public:
ARM_Dynarmic(std::shared_ptr<ExclusiveMonitor> exclusive_monitor, std::size_t core_index);
ARM_Dynarmic(ExclusiveMonitor& exclusive_monitor, std::size_t core_index);
~ARM_Dynarmic();
void MapBackingMemory(VAddr address, std::size_t size, u8* memory,
@ -62,7 +62,7 @@ private:
ARM_Unicorn inner_unicorn;
std::size_t core_index;
std::shared_ptr<DynarmicExclusiveMonitor> exclusive_monitor;
DynarmicExclusiveMonitor& exclusive_monitor;
Memory::PageTable* current_page_table = nullptr;
};

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@ -71,9 +71,9 @@ FileSys::VirtualFile GetGameFileFromPath(const FileSys::VirtualFilesystem& vfs,
}
/// Runs a CPU core while the system is powered on
void RunCpuCore(std::shared_ptr<Cpu> cpu_state) {
void RunCpuCore(Cpu& cpu_state) {
while (Core::System::GetInstance().IsPoweredOn()) {
cpu_state->RunLoop(true);
cpu_state.RunLoop(true);
}
}
} // Anonymous namespace
@ -95,7 +95,7 @@ struct System::Impl {
status = ResultStatus::Success;
// Update thread_to_cpu in case Core 0 is run from a different host thread
thread_to_cpu[std::this_thread::get_id()] = cpu_cores[0];
thread_to_cpu[std::this_thread::get_id()] = cpu_cores[0].get();
if (GDBStub::IsServerEnabled()) {
GDBStub::HandlePacket();
@ -139,10 +139,10 @@ struct System::Impl {
auto main_process = Kernel::Process::Create(kernel, "main");
kernel.MakeCurrentProcess(main_process.get());
cpu_barrier = std::make_shared<CpuBarrier>();
cpu_barrier = std::make_unique<CpuBarrier>();
cpu_exclusive_monitor = Cpu::MakeExclusiveMonitor(cpu_cores.size());
for (std::size_t index = 0; index < cpu_cores.size(); ++index) {
cpu_cores[index] = std::make_shared<Cpu>(cpu_exclusive_monitor, cpu_barrier, index);
cpu_cores[index] = std::make_unique<Cpu>(*cpu_exclusive_monitor, *cpu_barrier, index);
}
telemetry_session = std::make_unique<Core::TelemetrySession>();
@ -160,12 +160,12 @@ struct System::Impl {
// Create threads for CPU cores 1-3, and build thread_to_cpu map
// CPU core 0 is run on the main thread
thread_to_cpu[std::this_thread::get_id()] = cpu_cores[0];
thread_to_cpu[std::this_thread::get_id()] = cpu_cores[0].get();
if (Settings::values.use_multi_core) {
for (std::size_t index = 0; index < cpu_core_threads.size(); ++index) {
cpu_core_threads[index] =
std::make_unique<std::thread>(RunCpuCore, cpu_cores[index + 1]);
thread_to_cpu[cpu_core_threads[index]->get_id()] = cpu_cores[index + 1];
std::make_unique<std::thread>(RunCpuCore, std::ref(*cpu_cores[index + 1]));
thread_to_cpu[cpu_core_threads[index]->get_id()] = cpu_cores[index + 1].get();
}
}
@ -245,6 +245,7 @@ struct System::Impl {
for (auto& cpu_core : cpu_cores) {
cpu_core.reset();
}
cpu_exclusive_monitor.reset();
cpu_barrier.reset();
// Shutdown kernel and core timing
@ -282,9 +283,9 @@ struct System::Impl {
std::unique_ptr<VideoCore::RendererBase> renderer;
std::unique_ptr<Tegra::GPU> gpu_core;
std::shared_ptr<Tegra::DebugContext> debug_context;
std::shared_ptr<ExclusiveMonitor> cpu_exclusive_monitor;
std::shared_ptr<CpuBarrier> cpu_barrier;
std::array<std::shared_ptr<Cpu>, NUM_CPU_CORES> cpu_cores;
std::unique_ptr<ExclusiveMonitor> cpu_exclusive_monitor;
std::unique_ptr<CpuBarrier> cpu_barrier;
std::array<std::unique_ptr<Cpu>, NUM_CPU_CORES> cpu_cores;
std::array<std::unique_ptr<std::thread>, NUM_CPU_CORES - 1> cpu_core_threads;
std::size_t active_core{}; ///< Active core, only used in single thread mode
@ -298,7 +299,7 @@ struct System::Impl {
std::string status_details = "";
/// Map of guest threads to CPU cores
std::map<std::thread::id, std::shared_ptr<Cpu>> thread_to_cpu;
std::map<std::thread::id, Cpu*> thread_to_cpu;
Core::PerfStats perf_stats;
Core::FrameLimiter frame_limiter;
@ -354,12 +355,15 @@ std::size_t System::CurrentCoreIndex() {
}
Kernel::Scheduler& System::CurrentScheduler() {
return *CurrentCpuCore().Scheduler();
return CurrentCpuCore().Scheduler();
}
const std::shared_ptr<Kernel::Scheduler>& System::Scheduler(std::size_t core_index) {
ASSERT(core_index < NUM_CPU_CORES);
return impl->cpu_cores[core_index]->Scheduler();
Kernel::Scheduler& System::Scheduler(std::size_t core_index) {
return CpuCore(core_index).Scheduler();
}
const Kernel::Scheduler& System::Scheduler(std::size_t core_index) const {
return CpuCore(core_index).Scheduler();
}
Kernel::Process* System::CurrentProcess() {
@ -380,6 +384,11 @@ Cpu& System::CpuCore(std::size_t core_index) {
return *impl->cpu_cores[core_index];
}
const Cpu& System::CpuCore(std::size_t core_index) const {
ASSERT(core_index < NUM_CPU_CORES);
return *impl->cpu_cores[core_index];
}
ExclusiveMonitor& System::Monitor() {
return *impl->cpu_exclusive_monitor;
}

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@ -156,6 +156,9 @@ public:
/// Gets a CPU interface to the CPU core with the specified index
Cpu& CpuCore(std::size_t core_index);
/// Gets a CPU interface to the CPU core with the specified index
const Cpu& CpuCore(std::size_t core_index) const;
/// Gets the exclusive monitor
ExclusiveMonitor& Monitor();
@ -172,7 +175,10 @@ public:
const VideoCore::RendererBase& Renderer() const;
/// Gets the scheduler for the CPU core with the specified index
const std::shared_ptr<Kernel::Scheduler>& Scheduler(std::size_t core_index);
Kernel::Scheduler& Scheduler(std::size_t core_index);
/// Gets the scheduler for the CPU core with the specified index
const Kernel::Scheduler& Scheduler(std::size_t core_index) const;
/// Provides a pointer to the current process
Kernel::Process* CurrentProcess();

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@ -49,10 +49,8 @@ bool CpuBarrier::Rendezvous() {
return false;
}
Cpu::Cpu(std::shared_ptr<ExclusiveMonitor> exclusive_monitor,
std::shared_ptr<CpuBarrier> cpu_barrier, std::size_t core_index)
: cpu_barrier{std::move(cpu_barrier)}, core_index{core_index} {
Cpu::Cpu(ExclusiveMonitor& exclusive_monitor, CpuBarrier& cpu_barrier, std::size_t core_index)
: cpu_barrier{cpu_barrier}, core_index{core_index} {
if (Settings::values.use_cpu_jit) {
#ifdef ARCHITECTURE_x86_64
arm_interface = std::make_unique<ARM_Dynarmic>(exclusive_monitor, core_index);
@ -64,15 +62,15 @@ Cpu::Cpu(std::shared_ptr<ExclusiveMonitor> exclusive_monitor,
arm_interface = std::make_unique<ARM_Unicorn>();
}
scheduler = std::make_shared<Kernel::Scheduler>(*arm_interface);
scheduler = std::make_unique<Kernel::Scheduler>(*arm_interface);
}
Cpu::~Cpu() = default;
std::shared_ptr<ExclusiveMonitor> Cpu::MakeExclusiveMonitor(std::size_t num_cores) {
std::unique_ptr<ExclusiveMonitor> Cpu::MakeExclusiveMonitor(std::size_t num_cores) {
if (Settings::values.use_cpu_jit) {
#ifdef ARCHITECTURE_x86_64
return std::make_shared<DynarmicExclusiveMonitor>(num_cores);
return std::make_unique<DynarmicExclusiveMonitor>(num_cores);
#else
return nullptr; // TODO(merry): Passthrough exclusive monitor
#endif
@ -83,7 +81,7 @@ std::shared_ptr<ExclusiveMonitor> Cpu::MakeExclusiveMonitor(std::size_t num_core
void Cpu::RunLoop(bool tight_loop) {
// Wait for all other CPU cores to complete the previous slice, such that they run in lock-step
if (!cpu_barrier->Rendezvous()) {
if (!cpu_barrier.Rendezvous()) {
// If rendezvous failed, session has been killed
return;
}

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@ -41,8 +41,7 @@ private:
class Cpu {
public:
Cpu(std::shared_ptr<ExclusiveMonitor> exclusive_monitor,
std::shared_ptr<CpuBarrier> cpu_barrier, std::size_t core_index);
Cpu(ExclusiveMonitor& exclusive_monitor, CpuBarrier& cpu_barrier, std::size_t core_index);
~Cpu();
void RunLoop(bool tight_loop = true);
@ -59,8 +58,12 @@ public:
return *arm_interface;
}
const std::shared_ptr<Kernel::Scheduler>& Scheduler() const {
return scheduler;
Kernel::Scheduler& Scheduler() {
return *scheduler;
}
const Kernel::Scheduler& Scheduler() const {
return *scheduler;
}
bool IsMainCore() const {
@ -71,14 +74,14 @@ public:
return core_index;
}
static std::shared_ptr<ExclusiveMonitor> MakeExclusiveMonitor(std::size_t num_cores);
static std::unique_ptr<ExclusiveMonitor> MakeExclusiveMonitor(std::size_t num_cores);
private:
void Reschedule();
std::unique_ptr<ARM_Interface> arm_interface;
std::shared_ptr<CpuBarrier> cpu_barrier;
std::shared_ptr<Kernel::Scheduler> scheduler;
CpuBarrier& cpu_barrier;
std::unique_ptr<Kernel::Scheduler> scheduler;
std::atomic<bool> reschedule_pending = false;
std::size_t core_index;

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@ -207,7 +207,7 @@ void RegisterModule(std::string name, VAddr beg, VAddr end, bool add_elf_ext) {
static Kernel::Thread* FindThreadById(int id) {
for (u32 core = 0; core < Core::NUM_CPU_CORES; core++) {
const auto& threads = Core::System::GetInstance().Scheduler(core)->GetThreadList();
const auto& threads = Core::System::GetInstance().Scheduler(core).GetThreadList();
for (auto& thread : threads) {
if (thread->GetThreadID() == static_cast<u32>(id)) {
current_core = core;
@ -597,7 +597,7 @@ static void HandleQuery() {
} else if (strncmp(query, "fThreadInfo", strlen("fThreadInfo")) == 0) {
std::string val = "m";
for (u32 core = 0; core < Core::NUM_CPU_CORES; core++) {
const auto& threads = Core::System::GetInstance().Scheduler(core)->GetThreadList();
const auto& threads = Core::System::GetInstance().Scheduler(core).GetThreadList();
for (const auto& thread : threads) {
val += fmt::format("{:x}", thread->GetThreadID());
val += ",";
@ -612,7 +612,7 @@ static void HandleQuery() {
buffer += "l<?xml version=\"1.0\"?>";
buffer += "<threads>";
for (u32 core = 0; core < Core::NUM_CPU_CORES; core++) {
const auto& threads = Core::System::GetInstance().Scheduler(core)->GetThreadList();
const auto& threads = Core::System::GetInstance().Scheduler(core).GetThreadList();
for (const auto& thread : threads) {
buffer +=
fmt::format(R"*(<thread id="{:x}" core="{:d}" name="Thread {:x}"></thread>)*",

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@ -39,7 +39,7 @@ static std::vector<SharedPtr<Thread>> GetThreadsWaitingOnAddress(VAddr address)
std::vector<SharedPtr<Thread>>& waiting_threads,
VAddr arb_addr) {
const auto& scheduler = Core::System::GetInstance().Scheduler(core_index);
const auto& thread_list = scheduler->GetThreadList();
const auto& thread_list = scheduler.GetThreadList();
for (const auto& thread : thread_list) {
if (thread->GetArbiterWaitAddress() == arb_addr)

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@ -153,11 +153,11 @@ void Process::PrepareForTermination() {
}
};
auto& system = Core::System::GetInstance();
stop_threads(system.Scheduler(0)->GetThreadList());
stop_threads(system.Scheduler(1)->GetThreadList());
stop_threads(system.Scheduler(2)->GetThreadList());
stop_threads(system.Scheduler(3)->GetThreadList());
const auto& system = Core::System::GetInstance();
stop_threads(system.Scheduler(0).GetThreadList());
stop_threads(system.Scheduler(1).GetThreadList());
stop_threads(system.Scheduler(2).GetThreadList());
stop_threads(system.Scheduler(3).GetThreadList());
}
/**

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@ -809,7 +809,7 @@ static ResultCode SignalProcessWideKey(VAddr condition_variable_addr, s32 target
std::vector<SharedPtr<Thread>>& waiting_threads,
VAddr condvar_addr) {
const auto& scheduler = Core::System::GetInstance().Scheduler(core_index);
const auto& thread_list = scheduler->GetThreadList();
const auto& thread_list = scheduler.GetThreadList();
for (const auto& thread : thread_list) {
if (thread->GetCondVarWaitAddress() == condvar_addr)

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@ -97,7 +97,7 @@ void Thread::CancelWakeupTimer() {
static boost::optional<s32> GetNextProcessorId(u64 mask) {
for (s32 index = 0; index < Core::NUM_CPU_CORES; ++index) {
if (mask & (1ULL << index)) {
if (!Core::System::GetInstance().Scheduler(index)->GetCurrentThread()) {
if (!Core::System::GetInstance().Scheduler(index).GetCurrentThread()) {
// Core is enabled and not running any threads, use this one
return index;
}
@ -147,14 +147,14 @@ void Thread::ResumeFromWait() {
new_processor_id = processor_id;
}
if (ideal_core != -1 &&
Core::System::GetInstance().Scheduler(ideal_core)->GetCurrentThread() == nullptr) {
Core::System::GetInstance().Scheduler(ideal_core).GetCurrentThread() == nullptr) {
new_processor_id = ideal_core;
}
ASSERT(*new_processor_id < 4);
// Add thread to new core's scheduler
auto& next_scheduler = Core::System::GetInstance().Scheduler(*new_processor_id);
auto* next_scheduler = &Core::System::GetInstance().Scheduler(*new_processor_id);
if (*new_processor_id != processor_id) {
// Remove thread from previous core's scheduler
@ -169,7 +169,7 @@ void Thread::ResumeFromWait() {
next_scheduler->ScheduleThread(this, current_priority);
// Change thread's scheduler
scheduler = next_scheduler.get();
scheduler = next_scheduler;
Core::System::GetInstance().CpuCore(processor_id).PrepareReschedule();
}
@ -230,7 +230,7 @@ ResultVal<SharedPtr<Thread>> Thread::Create(KernelCore& kernel, std::string name
thread->name = std::move(name);
thread->callback_handle = kernel.ThreadWakeupCallbackHandleTable().Create(thread).Unwrap();
thread->owner_process = &owner_process;
thread->scheduler = Core::System::GetInstance().Scheduler(processor_id).get();
thread->scheduler = &Core::System::GetInstance().Scheduler(processor_id);
thread->scheduler->AddThread(thread, priority);
thread->tls_address = thread->owner_process->MarkNextAvailableTLSSlotAsUsed(*thread);
@ -375,14 +375,14 @@ void Thread::ChangeCore(u32 core, u64 mask) {
new_processor_id = processor_id;
}
if (ideal_core != -1 &&
Core::System::GetInstance().Scheduler(ideal_core)->GetCurrentThread() == nullptr) {
Core::System::GetInstance().Scheduler(ideal_core).GetCurrentThread() == nullptr) {
new_processor_id = ideal_core;
}
ASSERT(*new_processor_id < 4);
// Add thread to new core's scheduler
auto& next_scheduler = Core::System::GetInstance().Scheduler(*new_processor_id);
auto* next_scheduler = &Core::System::GetInstance().Scheduler(*new_processor_id);
if (*new_processor_id != processor_id) {
// Remove thread from previous core's scheduler
@ -397,7 +397,7 @@ void Thread::ChangeCore(u32 core, u64 mask) {
next_scheduler->ScheduleThread(this, current_priority);
// Change thread's scheduler
scheduler = next_scheduler.get();
scheduler = next_scheduler;
Core::System::GetInstance().CpuCore(processor_id).PrepareReschedule();
}

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@ -66,10 +66,11 @@ std::vector<std::unique_ptr<WaitTreeThread>> WaitTreeItem::MakeThreadItemList()
}
};
add_threads(Core::System::GetInstance().Scheduler(0)->GetThreadList());
add_threads(Core::System::GetInstance().Scheduler(1)->GetThreadList());
add_threads(Core::System::GetInstance().Scheduler(2)->GetThreadList());
add_threads(Core::System::GetInstance().Scheduler(3)->GetThreadList());
const auto& system = Core::System::GetInstance();
add_threads(system.Scheduler(0).GetThreadList());
add_threads(system.Scheduler(1).GetThreadList());
add_threads(system.Scheduler(2).GetThreadList());
add_threads(system.Scheduler(3).GetThreadList());
return item_list;
}