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core: hle: kernel: Update KSynchronizationObject.

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This commit is contained in:
bunnei 2020-12-21 22:36:53 -08:00
parent 1ae883435d
commit 35c3c078e3
33 changed files with 397 additions and 621 deletions
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66
src/core/hle/kernel/thread.cpp
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@ -34,26 +34,19 @@
namespace Kernel {
bool Thread::ShouldWait(const Thread* thread) const {
return status != ThreadStatus::Dead;
}
bool Thread::IsSignaled() const {
return status == ThreadStatus::Dead;
return signaled;
}
void Thread::Acquire(Thread* thread) {
ASSERT_MSG(!ShouldWait(thread), "object unavailable!");
}
Thread::Thread(KernelCore& kernel) : SynchronizationObject{kernel} {}
Thread::Thread(KernelCore& kernel) : KSynchronizationObject{kernel} {}
Thread::~Thread() = default;
void Thread::Stop() {
{
KScopedSchedulerLock lock(kernel);
SetStatus(ThreadStatus::Dead);
Signal();
SetState(ThreadStatus::Dead);
signaled = true;
NotifyAvailable();
kernel.GlobalHandleTable().Close(global_handle);
if (owner_process) {
@ -67,7 +60,7 @@ void Thread::Stop() {
global_handle = 0;
}
void Thread::ResumeFromWait() {
void Thread::Wakeup() {
KScopedSchedulerLock lock(kernel);
switch (status) {
case ThreadStatus::Paused:
@ -82,9 +75,6 @@ void Thread::ResumeFromWait() {
break;
case ThreadStatus::Ready:
// The thread's wakeup callback must have already been cleared when the thread was first
// awoken.
ASSERT(hle_callback == nullptr);
// If the thread is waiting on multiple wait objects, it might be awoken more than once
// before actually resuming. We can ignore subsequent wakeups if the thread status has
// already been set to ThreadStatus::Ready.
@ -96,30 +86,30 @@ void Thread::ResumeFromWait() {
return;
}
SetStatus(ThreadStatus::Ready);
SetState(ThreadStatus::Ready);
}
void Thread::OnWakeUp() {
KScopedSchedulerLock lock(kernel);
SetStatus(ThreadStatus::Ready);
SetState(ThreadStatus::Ready);
}
ResultCode Thread::Start() {
KScopedSchedulerLock lock(kernel);
SetStatus(ThreadStatus::Ready);
SetState(ThreadStatus::Ready);
return RESULT_SUCCESS;
}
void Thread::CancelWait() {
KScopedSchedulerLock lock(kernel);
if (GetSchedulingStatus() != ThreadSchedStatus::Paused || !is_waiting_on_sync) {
if (GetState() != ThreadSchedStatus::Paused || !is_cancellable) {
is_sync_cancelled = true;
return;
}
// TODO(Blinkhawk): Implement cancel of server session
is_sync_cancelled = false;
SetSynchronizationResults(nullptr, ERR_SYNCHRONIZATION_CANCELED);
SetStatus(ThreadStatus::Ready);
SetState(ThreadStatus::Ready);
}
static void ResetThreadContext32(Core::ARM_Interface::ThreadContext32& context, u32 stack_top,
@ -194,7 +184,6 @@ ResultVal<std::shared_ptr<Thread>> Thread::Create(Core::System& system, ThreadTy
thread->processor_id = processor_id;
thread->ideal_core = processor_id;
thread->affinity_mask.SetAffinity(processor_id, true);
thread->wait_objects = nullptr;
thread->mutex_wait_address = 0;
thread->condvar_wait_address = 0;
thread->wait_handle = 0;
@ -202,6 +191,7 @@ ResultVal<std::shared_ptr<Thread>> Thread::Create(Core::System& system, ThreadTy
thread->global_handle = kernel.GlobalHandleTable().Create(thread).Unwrap();
thread->owner_process = owner_process;
thread->type = type_flags;
thread->signaled = false;
if ((type_flags & THREADTYPE_IDLE) == 0) {
auto& scheduler = kernel.GlobalSchedulerContext();
scheduler.AddThread(thread);
@ -234,24 +224,18 @@ void Thread::SetPriority(u32 priority) {
UpdatePriority();
}
void Thread::SetSynchronizationResults(SynchronizationObject* object, ResultCode result) {
void Thread::SetSynchronizationResults(KSynchronizationObject* object, ResultCode result) {
signaling_object = object;
signaling_result = result;
}
s32 Thread::GetSynchronizationObjectIndex(std::shared_ptr<SynchronizationObject> object) const {
ASSERT_MSG(!wait_objects->empty(), "Thread is not waiting for anything");
const auto match = std::find(wait_objects->rbegin(), wait_objects->rend(), object);
return static_cast<s32>(std::distance(match, wait_objects->rend()) - 1);
}
VAddr Thread::GetCommandBufferAddress() const {
// Offset from the start of TLS at which the IPC command buffer begins.
constexpr u64 command_header_offset = 0x80;
return GetTLSAddress() + command_header_offset;
}
void Thread::SetStatus(ThreadStatus new_status) {
void Thread::SetState(ThreadStatus new_status) {
if (new_status == status) {
return;
}
@ -351,28 +335,16 @@ void Thread::UpdatePriority() {
lock_owner->UpdatePriority();
}
bool Thread::AllSynchronizationObjectsReady() const {
return std::none_of(wait_objects->begin(), wait_objects->end(),
[this](const std::shared_ptr<SynchronizationObject>& object) {
return object->ShouldWait(this);
});
}
bool Thread::InvokeHLECallback(std::shared_ptr<Thread> thread) {
ASSERT(hle_callback);
return hle_callback(std::move(thread));
}
ResultCode Thread::SetActivity(ThreadActivity value) {
KScopedSchedulerLock lock(kernel);
auto sched_status = GetSchedulingStatus();
auto sched_status = GetState();
if (sched_status != ThreadSchedStatus::Runnable && sched_status != ThreadSchedStatus::Paused) {
return ERR_INVALID_STATE;
}
if (IsPendingTermination()) {
if (IsTerminationRequested()) {
return RESULT_SUCCESS;
}
@ -394,7 +366,7 @@ ResultCode Thread::Sleep(s64 nanoseconds) {
Handle event_handle{};
{
KScopedSchedulerLockAndSleep lock(kernel, event_handle, this, nanoseconds);
SetStatus(ThreadStatus::WaitSleep);
SetState(ThreadStatus::WaitSleep);
}
if (event_handle != InvalidHandle) {
@ -407,7 +379,7 @@ ResultCode Thread::Sleep(s64 nanoseconds) {
void Thread::AddSchedulingFlag(ThreadSchedFlags flag) {
const u32 old_state = scheduling_state;
pausing_state |= static_cast<u32>(flag);
const u32 base_scheduling = static_cast<u32>(GetSchedulingStatus());
const u32 base_scheduling = static_cast<u32>(GetState());
scheduling_state = base_scheduling | pausing_state;
KScheduler::OnThreadStateChanged(kernel, this, old_state);
}
@ -415,7 +387,7 @@ void Thread::AddSchedulingFlag(ThreadSchedFlags flag) {
void Thread::RemoveSchedulingFlag(ThreadSchedFlags flag) {
const u32 old_state = scheduling_state;
pausing_state &= ~static_cast<u32>(flag);
const u32 base_scheduling = static_cast<u32>(GetSchedulingStatus());
const u32 base_scheduling = static_cast<u32>(GetState());
scheduling_state = base_scheduling | pausing_state;
KScheduler::OnThreadStateChanged(kernel, this, old_state);
}