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Code Issues Releases Wiki Activity

Kernel: Style and Corrections

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This commit is contained in:
Fernando Sahmkow
2019-06-19 09:11:18 -04:00
committed by FernandoS27
parent fcc6b34fff
commit 82218c925a
12 changed files with 137 additions and 96 deletions
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1
src/core/hle/kernel/address_arbiter.cpp
View File

@@ -22,7 +22,6 @@ namespace Kernel {
namespace {
// Wake up num_to_wake (or all) threads in a vector.
void WakeThreads(const std::vector<SharedPtr<Thread>>& waiting_threads, s32 num_to_wake) {
auto& system = Core::System::GetInstance();
// Only process up to 'target' threads, unless 'target' is <= 0, in which case process
// them all.

2
src/core/hle/kernel/kernel.cpp
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@@ -89,7 +89,7 @@ static void ThreadWakeupCallback(u64 thread_handle, [[maybe_unused]] s64 cycles_
}
struct KernelCore::Impl {
explicit Impl(Core::System& system) : system{system} {}
explicit Impl(Core::System& system) : system{system}, global_scheduler{system} {}
void Initialize(KernelCore& kernel) {
Shutdown();

2
src/core/hle/kernel/mutex.cpp
View File

@@ -140,7 +140,7 @@ ResultCode Mutex::Release(VAddr address) {
thread->SetMutexWaitAddress(0);
thread->SetWaitHandle(0);
Core::System::GetInstance().PrepareReschedule();
system.PrepareReschedule();
return RESULT_SUCCESS;
}

78
src/core/hle/kernel/scheduler.cpp
View File

@@ -1,6 +1,9 @@
// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
//
// SelectThreads, Yield functions originally by TuxSH.
// licensed under GPLv2 or later under exception provided by the author.
#include <algorithm>
#include <set>
@@ -19,16 +22,15 @@
namespace Kernel {
/*
* SelectThreads, Yield functions originally by TuxSH.
* licensed under GPLv2 or later under exception provided by the author.
*/
GlobalScheduler::GlobalScheduler(Core::System& system) : system{system} {
reselection_pending = false;
}
void GlobalScheduler::AddThread(SharedPtr<Thread> thread) {
thread_list.push_back(std::move(thread));
}
void GlobalScheduler::RemoveThread(Thread* thread) {
void GlobalScheduler::RemoveThread(const Thread* thread) {
thread_list.erase(std::remove(thread_list.begin(), thread_list.end(), thread),
thread_list.end());
}
@@ -37,7 +39,7 @@ void GlobalScheduler::RemoveThread(Thread* thread) {
* UnloadThread selects a core and forces it to unload its current thread's context
*/
void GlobalScheduler::UnloadThread(s32 core) {
Scheduler& sched = Core::System::GetInstance().Scheduler(core);
Scheduler& sched = system.Scheduler(core);
sched.UnloadThread();
}
@@ -52,7 +54,7 @@ void GlobalScheduler::UnloadThread(s32 core) {
* thread in another core and swap it with its current thread.
*/
void GlobalScheduler::SelectThread(u32 core) {
auto update_thread = [](Thread* thread, Scheduler& sched) {
const auto update_thread = [](Thread* thread, Scheduler& sched) {
if (thread != sched.selected_thread) {
if (thread == nullptr) {
++sched.idle_selection_count;
@@ -62,7 +64,7 @@ void GlobalScheduler::SelectThread(u32 core) {
sched.context_switch_pending = sched.selected_thread != sched.current_thread;
std::atomic_thread_fence(std::memory_order_seq_cst);
};
Scheduler& sched = Core::System::GetInstance().Scheduler(core);
Scheduler& sched = system.Scheduler(core);
Thread* current_thread = nullptr;
// Step 1: Get top thread in schedule queue.
current_thread = scheduled_queue[core].empty() ? nullptr : scheduled_queue[core].front();
@@ -118,8 +120,8 @@ void GlobalScheduler::SelectThread(u32 core) {
*/
void GlobalScheduler::YieldThread(Thread* yielding_thread) {
// Note: caller should use critical section, etc.
u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
u32 priority = yielding_thread->GetPriority();
const u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
const u32 priority = yielding_thread->GetPriority();
// Yield the thread
ASSERT_MSG(yielding_thread == scheduled_queue[core_id].front(priority),
@@ -139,8 +141,8 @@ void GlobalScheduler::YieldThread(Thread* yielding_thread) {
void GlobalScheduler::YieldThreadAndBalanceLoad(Thread* yielding_thread) {
// Note: caller should check if !thread.IsSchedulerOperationRedundant and use critical section,
// etc.
u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
u32 priority = yielding_thread->GetPriority();
const u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
const u32 priority = yielding_thread->GetPriority();
// Yield the thread
ASSERT_MSG(yielding_thread == scheduled_queue[core_id].front(priority),
@@ -155,12 +157,13 @@ void GlobalScheduler::YieldThreadAndBalanceLoad(Thread* yielding_thread) {
Thread* next_thread = scheduled_queue[core_id].front(priority);
Thread* winner = nullptr;
for (auto& thread : suggested_queue[core_id]) {
s32 source_core = thread->GetProcessorID();
const s32 source_core = thread->GetProcessorID();
if (source_core >= 0) {
if (current_threads[source_core] != nullptr) {
if (thread == current_threads[source_core] ||
current_threads[source_core]->GetPriority() < min_regular_priority)
current_threads[source_core]->GetPriority() < min_regular_priority) {
continue;
}
}
if (next_thread->GetLastRunningTicks() >= thread->GetLastRunningTicks() ||
next_thread->GetPriority() < thread->GetPriority()) {
@@ -174,8 +177,9 @@ void GlobalScheduler::YieldThreadAndBalanceLoad(Thread* yielding_thread) {
if (winner != nullptr) {
if (winner != yielding_thread) {
if (winner->IsRunning())
if (winner->IsRunning()) {
UnloadThread(winner->GetProcessorID());
}
TransferToCore(winner->GetPriority(), core_id, winner);
}
} else {
@@ -195,7 +199,7 @@ void GlobalScheduler::YieldThreadAndWaitForLoadBalancing(Thread* yielding_thread
// Note: caller should check if !thread.IsSchedulerOperationRedundant and use critical section,
// etc.
Thread* winner = nullptr;
u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
const u32 core_id = static_cast<u32>(yielding_thread->GetProcessorID());
// Remove the thread from its scheduled mlq, put it on the corresponding "suggested" one instead
TransferToCore(yielding_thread->GetPriority(), -1, yielding_thread);
@@ -209,9 +213,10 @@ void GlobalScheduler::YieldThreadAndWaitForLoadBalancing(Thread* yielding_thread
current_threads[i] = scheduled_queue[i].empty() ? nullptr : scheduled_queue[i].front();
}
for (auto& thread : suggested_queue[core_id]) {
s32 source_core = thread->GetProcessorID();
if (source_core < 0 || thread == current_threads[source_core])
const s32 source_core = thread->GetProcessorID();
if (source_core < 0 || thread == current_threads[source_core]) {
continue;
}
if (current_threads[source_core] == nullptr ||
current_threads[source_core]->GetPriority() >= min_regular_priority) {
winner = thread;
@@ -220,8 +225,9 @@ void GlobalScheduler::YieldThreadAndWaitForLoadBalancing(Thread* yielding_thread
}
if (winner != nullptr) {
if (winner != yielding_thread) {
if (winner->IsRunning())
if (winner->IsRunning()) {
UnloadThread(winner->GetProcessorID());
}
TransferToCore(winner->GetPriority(), core_id, winner);
}
} else {
@@ -232,6 +238,16 @@ void GlobalScheduler::YieldThreadAndWaitForLoadBalancing(Thread* yielding_thread
AskForReselectionOrMarkRedundant(yielding_thread, winner);
}
void GlobalScheduler::Schedule(u32 priority, u32 core, Thread* thread) {
ASSERT_MSG(thread->GetProcessorID() == core, "Thread must be assigned to this core.");
scheduled_queue[core].add(thread, priority);
}
void GlobalScheduler::SchedulePrepend(u32 priority, u32 core, Thread* thread) {
ASSERT_MSG(thread->GetProcessorID() == core, "Thread must be assigned to this core.");
scheduled_queue[core].add(thread, priority, false);
}
void GlobalScheduler::AskForReselectionOrMarkRedundant(Thread* current_thread, Thread* winner) {
if (current_thread == winner) {
// TODO(blinkhawk): manage redundant operations, this is not implemented.
@@ -244,13 +260,13 @@ void GlobalScheduler::AskForReselectionOrMarkRedundant(Thread* current_thread, T
GlobalScheduler::~GlobalScheduler() = default;
Scheduler::Scheduler(Core::System& system, Core::ARM_Interface& cpu_core, u32 id)
: system(system), cpu_core(cpu_core), id(id) {}
Scheduler::Scheduler(Core::System& system, Core::ARM_Interface& cpu_core, u32 core_id)
: system(system), cpu_core(cpu_core), core_id(core_id) {}
Scheduler::~Scheduler() {}
Scheduler::~Scheduler() = default;
bool Scheduler::HaveReadyThreads() const {
return system.GlobalScheduler().HaveReadyThreads(id);
return system.GlobalScheduler().HaveReadyThreads(core_id);
}
Thread* Scheduler::GetCurrentThread() const {
@@ -262,7 +278,7 @@ Thread* Scheduler::GetSelectedThread() const {
}
void Scheduler::SelectThreads() {
system.GlobalScheduler().SelectThread(id);
system.GlobalScheduler().SelectThread(core_id);
}
u64 Scheduler::GetLastContextSwitchTicks() const {
@@ -270,13 +286,14 @@ u64 Scheduler::GetLastContextSwitchTicks() const {
}
void Scheduler::TryDoContextSwitch() {
if (context_switch_pending)
if (context_switch_pending) {
SwitchContext();
}
}
void Scheduler::UnloadThread() {
Thread* const previous_thread = GetCurrentThread();
Process* const previous_process = Core::CurrentProcess();
Process* const previous_process = system.Kernel().CurrentProcess();
UpdateLastContextSwitchTime(previous_thread, previous_process);
@@ -301,10 +318,11 @@ void Scheduler::SwitchContext() {
Thread* const new_thread = GetSelectedThread();
context_switch_pending = false;
if (new_thread == previous_thread)
if (new_thread == previous_thread) {
return;
}
Process* const previous_process = Core::CurrentProcess();
Process* const previous_process = system.Kernel().CurrentProcess();
UpdateLastContextSwitchTime(previous_thread, previous_process);
@@ -324,7 +342,7 @@ void Scheduler::SwitchContext() {
// Load context of new thread
if (new_thread) {
ASSERT_MSG(new_thread->GetProcessorID() == this->id,
ASSERT_MSG(new_thread->GetProcessorID() == this->core_id,
"Thread must be assigned to this core.");
ASSERT_MSG(new_thread->GetStatus() == ThreadStatus::Ready,
"Thread must be ready to become running.");
@@ -353,7 +371,7 @@ void Scheduler::SwitchContext() {
void Scheduler::UpdateLastContextSwitchTime(Thread* thread, Process* process) {
const u64 prev_switch_ticks = last_context_switch_time;
const u64 most_recent_switch_ticks = Core::System::GetInstance().CoreTiming().GetTicks();
const u64 most_recent_switch_ticks = system.CoreTiming().GetTicks();
const u64 update_ticks = most_recent_switch_ticks - prev_switch_ticks;
if (thread != nullptr) {

53
src/core/hle/kernel/scheduler.h
View File

@@ -24,62 +24,70 @@ class GlobalScheduler final {
public:
static constexpr u32 NUM_CPU_CORES = 4;
GlobalScheduler() {
reselection_pending = false;
}
explicit GlobalScheduler(Core::System& system);
~GlobalScheduler();
/// Adds a new thread to the scheduler
void AddThread(SharedPtr<Thread> thread);
/// Removes a thread from the scheduler
void RemoveThread(Thread* thread);
void RemoveThread(const Thread* thread);
/// Returns a list of all threads managed by the scheduler
const std::vector<SharedPtr<Thread>>& GetThreadList() const {
return thread_list;
}
// Add a thread to the suggested queue of a cpu core. Suggested threads may be
// picked if no thread is scheduled to run on the core.
void Suggest(u32 priority, u32 core, Thread* thread) {
suggested_queue[core].add(thread, priority);
}
// Remove a thread to the suggested queue of a cpu core. Suggested threads may be
// picked if no thread is scheduled to run on the core.
void Unsuggest(u32 priority, u32 core, Thread* thread) {
suggested_queue[core].remove(thread, priority);
}
void Schedule(u32 priority, u32 core, Thread* thread) {
ASSERT_MSG(thread->GetProcessorID() == core, "Thread must be assigned to this core.");
scheduled_queue[core].add(thread, priority);
}
// Add a thread to the scheduling queue of a cpu core. The thread is added at the
// back the queue in its priority level
void Schedule(u32 priority, u32 core, Thread* thread);
void SchedulePrepend(u32 priority, u32 core, Thread* thread) {
ASSERT_MSG(thread->GetProcessorID() == core, "Thread must be assigned to this core.");
scheduled_queue[core].add(thread, priority, false);
}
// Add a thread to the scheduling queue of a cpu core. The thread is added at the
// front the queue in its priority level
void SchedulePrepend(u32 priority, u32 core, Thread* thread);
// Reschedule an already scheduled thread based on a new priority
void Reschedule(u32 priority, u32 core, Thread* thread) {
scheduled_queue[core].remove(thread, priority);
scheduled_queue[core].add(thread, priority);
}
// Unschedule a thread.
void Unschedule(u32 priority, u32 core, Thread* thread) {
scheduled_queue[core].remove(thread, priority);
}
// Transfers a thread into an specific core. If the destination_core is -1
// it will be unscheduled from its source code and added into its suggested
// queue.
void TransferToCore(u32 priority, s32 destination_core, Thread* thread) {
bool schedulable = thread->GetPriority() < THREADPRIO_COUNT;
s32 source_core = thread->GetProcessorID();
if (source_core == destination_core || !schedulable)
const bool schedulable = thread->GetPriority() < THREADPRIO_COUNT;
const s32 source_core = thread->GetProcessorID();
if (source_core == destination_core || !schedulable) {
return;
}
thread->SetProcessorID(destination_core);
if (source_core >= 0)
if (source_core >= 0) {
Unschedule(priority, source_core, thread);
}
if (destination_core >= 0) {
Unsuggest(priority, destination_core, thread);
Schedule(priority, destination_core, thread);
}
if (source_core >= 0)
if (source_core >= 0) {
Suggest(priority, source_core, thread);
}
}
/*
@@ -99,7 +107,7 @@ public:
*/
void SelectThread(u32 core);
bool HaveReadyThreads(u32 core_id) {
bool HaveReadyThreads(u32 core_id) const {
return !scheduled_queue[core_id].empty();
}
@@ -133,8 +141,8 @@ public:
reselection_pending.store(true, std::memory_order_release);
}
bool IsReselectionPending() {
return reselection_pending.load(std::memory_order_acquire);
bool IsReselectionPending() const {
return reselection_pending.load();
}
private:
@@ -147,11 +155,12 @@ private:
/// Lists all thread ids that aren't deleted/etc.
std::vector<SharedPtr<Thread>> thread_list;
Core::System& system;
};
class Scheduler final {
public:
explicit Scheduler(Core::System& system, Core::ARM_Interface& cpu_core, const u32 id);
explicit Scheduler(Core::System& system, Core::ARM_Interface& cpu_core, const u32 core_id);
~Scheduler();
/// Returns whether there are any threads that are ready to run.
@@ -204,7 +213,7 @@ private:
Core::ARM_Interface& cpu_core;
u64 last_context_switch_time = 0;
u64 idle_selection_count = 0;
const u32 id;
const u32 core_id;
bool context_switch_pending = false;
};

15
src/core/hle/kernel/svc.cpp
View File

@@ -1560,13 +1560,13 @@ static void SleepThread(Core::System& system, s64 nanoseconds) {
if (nanoseconds <= 0) {
switch (static_cast<SleepType>(nanoseconds)) {
case SleepType::YieldWithoutLoadBalancing:
current_thread->YieldType0();
current_thread->YieldSimple();
break;
case SleepType::YieldWithLoadBalancing:
current_thread->YieldType1();
current_thread->YieldAndBalanceLoad();
break;
case SleepType::YieldAndWaitForLoadBalancing:
current_thread->YieldType2();
current_thread->YieldAndWaitForLoadBalancing();
break;
default:
UNREACHABLE_MSG("Unimplemented sleep yield type '{:016X}'!", nanoseconds);
@@ -1638,8 +1638,9 @@ static ResultCode SignalProcessWideKey(Core::System& system, VAddr condition_var
const auto& thread_list = scheduler.GetThreadList();
for (const auto& thread : thread_list) {
if (thread->GetCondVarWaitAddress() == condition_variable_addr)
if (thread->GetCondVarWaitAddress() == condition_variable_addr) {
waiting_threads.push_back(thread);
}
}
// Sort them by priority, such that the highest priority ones come first.
@@ -1747,9 +1748,11 @@ static ResultCode WaitForAddress(Core::System& system, VAddr address, u32 type,
const auto arbitration_type = static_cast<AddressArbiter::ArbitrationType>(type);
auto& address_arbiter = system.Kernel().CurrentProcess()->GetAddressArbiter();
ResultCode result = address_arbiter.WaitForAddress(address, arbitration_type, value, timeout);
if (result == RESULT_SUCCESS)
const ResultCode result =
address_arbiter.WaitForAddress(address, arbitration_type, value, timeout);
if (result == RESULT_SUCCESS) {
system.PrepareReschedule();
}
return result;
}

54
src/core/hle/kernel/thread.cpp
View File

@@ -373,43 +373,44 @@ void Thread::Sleep(s64 nanoseconds) {
WakeAfterDelay(nanoseconds);
}
void Thread::YieldType0() {
void Thread::YieldSimple() {
auto& scheduler = kernel.GlobalScheduler();
scheduler.YieldThread(this);
}
void Thread::YieldType1() {
void Thread::YieldAndBalanceLoad() {
auto& scheduler = kernel.GlobalScheduler();
scheduler.YieldThreadAndBalanceLoad(this);
}
void Thread::YieldType2() {
void Thread::YieldAndWaitForLoadBalancing() {
auto& scheduler = kernel.GlobalScheduler();
scheduler.YieldThreadAndWaitForLoadBalancing(this);
}
void Thread::SetSchedulingStatus(ThreadSchedStatus new_status) {
u32 old_flags = scheduling_state;
const u32 old_flags = scheduling_state;
scheduling_state =
(scheduling_state & ThreadSchedMasks::HighMask) | static_cast<u32>(new_status);
AdjustSchedulingOnStatus(old_flags);
}
void Thread::SetCurrentPriority(u32 new_priority) {
u32 old_priority = current_priority;
current_priority = new_priority;
u32 old_priority = std::exchange(current_priority, new_priority);
AdjustSchedulingOnPriority(old_priority);
}
ResultCode Thread::SetCoreAndAffinityMask(s32 new_core, u64 new_affinity_mask) {
auto HighestSetCore = [](u64 mask, u32 max_cores) {
const auto HighestSetCore = [](u64 mask, u32 max_cores) {
for (s32 core = max_cores - 1; core >= 0; core--) {
if (((mask >> core) & 1) != 0)
if (((mask >> core) & 1) != 0) {
return core;
}
}
return -1;
};
bool use_override = affinity_override_count != 0;
const bool use_override = affinity_override_count != 0;
// The value -3 is "do not change the ideal core".
if (new_core == -3) {
new_core = use_override ? ideal_core_override : ideal_core;
@@ -421,11 +422,10 @@ ResultCode Thread::SetCoreAndAffinityMask(s32 new_core, u64 new_affinity_mask) {
ideal_core_override = new_core;
affinity_mask_override = new_affinity_mask;
} else {
u64 old_affinity_mask = affinity_mask;
const u64 old_affinity_mask = std::exchange(affinity_mask, new_affinity_mask);
ideal_core = new_core;
affinity_mask = new_affinity_mask;
if (old_affinity_mask != new_affinity_mask) {
s32 old_core = processor_id;
const s32 old_core = processor_id;
if (processor_id >= 0 && ((affinity_mask >> processor_id) & 1) == 0) {
if (ideal_core < 0) {
processor_id = HighestSetCore(affinity_mask, GlobalScheduler::NUM_CPU_CORES);
@@ -440,28 +440,33 @@ ResultCode Thread::SetCoreAndAffinityMask(s32 new_core, u64 new_affinity_mask) {
}
void Thread::AdjustSchedulingOnStatus(u32 old_flags) {
if (old_flags == scheduling_state)
if (old_flags == scheduling_state) {
return;
}
auto& scheduler = kernel.GlobalScheduler();
if (static_cast<ThreadSchedStatus>(old_flags & ThreadSchedMasks::LowMask) ==
ThreadSchedStatus::Runnable) {
// In this case the thread was running, now it's pausing/exitting
if (processor_id >= 0)
if (processor_id >= 0) {
scheduler.Unschedule(current_priority, processor_id, this);
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0)
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0) {
scheduler.Unsuggest(current_priority, core, this);
}
}
} else if (GetSchedulingStatus() == ThreadSchedStatus::Runnable) {
// The thread is now set to running from being stopped
if (processor_id >= 0)
if (processor_id >= 0) {
scheduler.Schedule(current_priority, processor_id, this);
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0)
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0) {
scheduler.Suggest(current_priority, core, this);
}
}
}
@@ -477,7 +482,7 @@ void Thread::AdjustSchedulingOnPriority(u32 old_priority) {
scheduler.Unschedule(old_priority, processor_id, this);
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0) {
scheduler.Unsuggest(old_priority, core, this);
}
@@ -494,7 +499,7 @@ void Thread::AdjustSchedulingOnPriority(u32 old_priority) {
}
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (core != processor_id && ((affinity_mask >> core) & 1) != 0) {
scheduler.Suggest(current_priority, core, this);
}
@@ -506,10 +511,11 @@ void Thread::AdjustSchedulingOnPriority(u32 old_priority) {
void Thread::AdjustSchedulingOnAffinity(u64 old_affinity_mask, s32 old_core) {
auto& scheduler = Core::System::GetInstance().GlobalScheduler();
if (GetSchedulingStatus() != ThreadSchedStatus::Runnable ||
current_priority >= THREADPRIO_COUNT)
current_priority >= THREADPRIO_COUNT) {
return;
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (((old_affinity_mask >> core) & 1) != 0) {
if (core == old_core) {
scheduler.Unschedule(current_priority, core, this);
@@ -519,7 +525,7 @@ void Thread::AdjustSchedulingOnAffinity(u64 old_affinity_mask, s32 old_core) {
}
}
for (s32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
for (u32 core = 0; core < GlobalScheduler::NUM_CPU_CORES; core++) {
if (((affinity_mask >> core) & 1) != 0) {
if (core == processor_id) {
scheduler.Schedule(current_priority, core, this);

15
src/core/hle/kernel/thread.h
View File

@@ -75,7 +75,12 @@ enum class ThreadActivity : u32 {
Paused = 1,
};
enum class ThreadSchedStatus : u32 { None = 0, Paused = 1, Runnable = 2, Exited = 3 };
enum class ThreadSchedStatus : u32 {
None = 0,
Paused = 1,
Runnable = 2,
Exited = 3,
};
enum ThreadSchedFlags : u32 {
ProcessPauseFlag = 1 << 4,
@@ -403,15 +408,15 @@ public:
void Sleep(s64 nanoseconds);
/// Yields this thread without rebalancing loads.
void YieldType0();
void YieldSimple();
/// Yields this thread and does a load rebalancing.
void YieldType1();
void YieldAndBalanceLoad();
/// Yields this thread and if the core is left idle, loads are rebalanced
void YieldType2();
void YieldAndWaitForLoadBalancing();
ThreadSchedStatus GetSchedulingStatus() {
ThreadSchedStatus GetSchedulingStatus() const {
return static_cast<ThreadSchedStatus>(scheduling_state & ThreadSchedMasks::LowMask);
}