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hle: kernel: thread: Replace ThreadStatus/ThreadSchedStatus with a single ThreadState.

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- This is how the real kernel works, and is more accurate and simpler.
This commit is contained in:
bunnei
2020-12-28 13:16:43 -08:00
parent 7420a717e6
commit c3c43e32fc
12 changed files with 111 additions and 172 deletions
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32
src/core/hle/kernel/k_scheduler.cpp
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@ -180,22 +180,22 @@ u64 KScheduler::UpdateHighestPriorityThreadsImpl(KernelCore& kernel) {
return cores_needing_scheduling;
}
void KScheduler::OnThreadStateChanged(KernelCore& kernel, Thread* thread, u32 old_state) {
void KScheduler::OnThreadStateChanged(KernelCore& kernel, Thread* thread, ThreadState old_state) {
ASSERT(kernel.GlobalSchedulerContext().IsLocked());
// Check if the state has changed, because if it hasn't there's nothing to do.
const auto cur_state = thread->scheduling_state;
const auto cur_state = thread->GetRawState();
if (cur_state == old_state) {
return;
}
// Update the priority queues.
if (old_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
if (old_state == ThreadState::Runnable) {
// If we were previously runnable, then we're not runnable now, and we should remove.
GetPriorityQueue(kernel).Remove(thread);
IncrementScheduledCount(thread);
SetSchedulerUpdateNeeded(kernel);
} else if (cur_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
} else if (cur_state == ThreadState::Runnable) {
// If we're now runnable, then we weren't previously, and we should add.
GetPriorityQueue(kernel).PushBack(thread);
IncrementScheduledCount(thread);
@ -204,12 +204,12 @@ void KScheduler::OnThreadStateChanged(KernelCore& kernel, Thread* thread, u32 ol
}
void KScheduler::OnThreadPriorityChanged(KernelCore& kernel, Thread* thread, Thread* current_thread,
u32 old_priority) {
s32 old_priority) {
ASSERT(kernel.GlobalSchedulerContext().IsLocked());
// If the thread is runnable, we want to change its priority in the queue.
if (thread->scheduling_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
if (thread->GetRawState() == ThreadState::Runnable) {
GetPriorityQueue(kernel).ChangePriority(
old_priority, thread == kernel.CurrentScheduler()->GetCurrentThread(), thread);
IncrementScheduledCount(thread);
@ -222,7 +222,7 @@ void KScheduler::OnThreadAffinityMaskChanged(KernelCore& kernel, Thread* thread,
ASSERT(kernel.GlobalSchedulerContext().IsLocked());
// If the thread is runnable, we want to change its affinity in the queue.
if (thread->scheduling_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
if (thread->GetRawState() == ThreadState::Runnable) {
GetPriorityQueue(kernel).ChangeAffinityMask(old_core, old_affinity, thread);
IncrementScheduledCount(thread);
SetSchedulerUpdateNeeded(kernel);
@ -395,8 +395,8 @@ void KScheduler::YieldWithoutCoreMigration() {
{
KScopedSchedulerLock lock(kernel);
const auto cur_state = cur_thread.scheduling_state;
if (cur_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
const auto cur_state = cur_thread.GetRawState();
if (cur_state == ThreadState::Runnable) {
// Put the current thread at the back of the queue.
Thread* next_thread = priority_queue.MoveToScheduledBack(std::addressof(cur_thread));
IncrementScheduledCount(std::addressof(cur_thread));
@ -436,8 +436,8 @@ void KScheduler::YieldWithCoreMigration() {
{
KScopedSchedulerLock lock(kernel);
const auto cur_state = cur_thread.scheduling_state;
if (cur_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
const auto cur_state = cur_thread.GetRawState();
if (cur_state == ThreadState::Runnable) {
// Get the current active core.
const s32 core_id = cur_thread.GetActiveCore();
@ -526,8 +526,8 @@ void KScheduler::YieldToAnyThread() {
{
KScopedSchedulerLock lock(kernel);
const auto cur_state = cur_thread.scheduling_state;
if (cur_state == static_cast<u32>(ThreadSchedStatus::Runnable)) {
const auto cur_state = cur_thread.GetRawState();
if (cur_state == ThreadState::Runnable) {
// Get the current active core.
const s32 core_id = cur_thread.GetActiveCore();
@ -645,7 +645,7 @@ void KScheduler::Unload(Thread* thread) {
void KScheduler::Reload(Thread* thread) {
if (thread) {
ASSERT_MSG(thread->GetState() == ThreadSchedStatus::Runnable, "Thread must be runnable.");
ASSERT_MSG(thread->GetState() == ThreadState::Runnable, "Thread must be runnable.");
// Cancel any outstanding wakeup events for this thread
thread->SetIsRunning(true);
@ -724,7 +724,7 @@ void KScheduler::SwitchToCurrent() {
do {
if (current_thread != nullptr && !current_thread->IsHLEThread()) {
current_thread->context_guard.lock();
if (!current_thread->IsRunnable()) {
if (current_thread->GetRawState() != ThreadState::Runnable) {
current_thread->context_guard.unlock();
break;
}
@ -771,7 +771,7 @@ void KScheduler::Initialize() {
{
KScopedSchedulerLock lock{system.Kernel()};
idle_thread->SetState(ThreadStatus::Ready);
idle_thread->SetState(ThreadState::Runnable);
}
}