mirror of
https://github.com/yuzu-emu/yuzu.git
synced 2024-07-04 23:31:19 +01:00
Threading: Added some utility functions and const correctness.
This commit is contained in:
parent
8634b8cb83
commit
bdad00c73f
4 changed files with 36 additions and 16 deletions
|
@ -230,7 +230,7 @@ std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
|
||||||
list.push_back(std::make_unique<WaitTreeMutexList>(thread.held_mutexes));
|
list.push_back(std::make_unique<WaitTreeMutexList>(thread.held_mutexes));
|
||||||
}
|
}
|
||||||
if (thread.status == THREADSTATUS_WAIT_SYNCH) {
|
if (thread.status == THREADSTATUS_WAIT_SYNCH) {
|
||||||
list.push_back(std::make_unique<WaitTreeObjectList>(thread.wait_objects, !thread.wait_objects.empty()));
|
list.push_back(std::make_unique<WaitTreeObjectList>(thread.wait_objects, thread.IsWaitingAll()));
|
||||||
}
|
}
|
||||||
|
|
||||||
return list;
|
return list;
|
||||||
|
|
|
@ -33,7 +33,7 @@ void WaitObject::RemoveWaitingThread(Thread* thread) {
|
||||||
|
|
||||||
SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
|
SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
|
||||||
// Remove the threads that are ready or already running from our waitlist
|
// Remove the threads that are ready or already running from our waitlist
|
||||||
waiting_threads.erase(std::remove_if(waiting_threads.begin(), waiting_threads.end(), [](SharedPtr<Thread> thread) -> bool {
|
waiting_threads.erase(std::remove_if(waiting_threads.begin(), waiting_threads.end(), [](const SharedPtr<Thread>& thread) -> bool {
|
||||||
return thread->status == THREADSTATUS_RUNNING || thread->status == THREADSTATUS_READY;
|
return thread->status == THREADSTATUS_RUNNING || thread->status == THREADSTATUS_READY;
|
||||||
}), waiting_threads.end());
|
}), waiting_threads.end());
|
||||||
|
|
||||||
|
@ -42,12 +42,11 @@ SharedPtr<Thread> WaitObject::GetHighestPriorityReadyThread() {
|
||||||
|
|
||||||
auto candidate_threads = waiting_threads;
|
auto candidate_threads = waiting_threads;
|
||||||
|
|
||||||
// Eliminate all threads that are waiting on more than one object, and not all of them are ready
|
// Eliminate all threads that are waiting on more than one object, and not all of said objects are ready
|
||||||
candidate_threads.erase(std::remove_if(candidate_threads.begin(), candidate_threads.end(), [](SharedPtr<Thread> thread) -> bool {
|
candidate_threads.erase(std::remove_if(candidate_threads.begin(), candidate_threads.end(), [](const SharedPtr<Thread>& thread) -> bool {
|
||||||
for (auto object : thread->wait_objects)
|
return std::any_of(thread->wait_objects.begin(), thread->wait_objects.end(), [](const SharedPtr<WaitObject>& object) -> bool {
|
||||||
if (object->ShouldWait())
|
return object->ShouldWait();
|
||||||
return true;
|
});
|
||||||
return false;
|
|
||||||
}), candidate_threads.end());
|
}), candidate_threads.end());
|
||||||
|
|
||||||
// Return the thread with the lowest priority value (The one with the highest priority)
|
// Return the thread with the lowest priority value (The one with the highest priority)
|
||||||
|
|
|
@ -131,8 +131,8 @@ public:
|
||||||
* It is used to set the output value of WaitSynchronizationN when the thread is awakened.
|
* It is used to set the output value of WaitSynchronizationN when the thread is awakened.
|
||||||
* @param object Object to query the index of.
|
* @param object Object to query the index of.
|
||||||
*/
|
*/
|
||||||
s32 GetWaitObjectIndex(WaitObject* object) {
|
s32 GetWaitObjectIndex(const WaitObject* object) const {
|
||||||
return wait_objects_index[object->GetObjectId()];
|
return wait_objects_index.at(object->GetObjectId());
|
||||||
}
|
}
|
||||||
|
|
||||||
/**
|
/**
|
||||||
|
@ -148,6 +148,15 @@ public:
|
||||||
return tls_address;
|
return tls_address;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Returns whether this thread is waiting for all the objects in
|
||||||
|
* its wait list to become ready, as a result of a WaitSynchronizationN call
|
||||||
|
* with wait_all = true, or a ReplyAndReceive call.
|
||||||
|
*/
|
||||||
|
bool IsWaitingAll() const {
|
||||||
|
return !wait_objects.empty();
|
||||||
|
}
|
||||||
|
|
||||||
Core::ThreadContext context;
|
Core::ThreadContext context;
|
||||||
|
|
||||||
u32 thread_id;
|
u32 thread_id;
|
||||||
|
@ -169,7 +178,11 @@ public:
|
||||||
boost::container::flat_set<SharedPtr<Mutex>> held_mutexes;
|
boost::container::flat_set<SharedPtr<Mutex>> held_mutexes;
|
||||||
|
|
||||||
SharedPtr<Process> owner_process; ///< Process that owns this thread
|
SharedPtr<Process> owner_process; ///< Process that owns this thread
|
||||||
std::vector<SharedPtr<WaitObject>> wait_objects; ///< Objects that the thread is waiting on
|
|
||||||
|
/// Objects that the thread is waiting on.
|
||||||
|
/// This is only populated when the thread should wait for all the objects to become ready.
|
||||||
|
std::vector<SharedPtr<WaitObject>> wait_objects;
|
||||||
|
|
||||||
std::unordered_map<int, s32> wait_objects_index; ///< Mapping of Object ids to their position in the last waitlist that this object waited on.
|
std::unordered_map<int, s32> wait_objects_index; ///< Mapping of Object ids to their position in the last waitlist that this object waited on.
|
||||||
|
|
||||||
VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address
|
VAddr wait_address; ///< If waiting on an AddressArbiter, this is the arbitration address
|
||||||
|
|
|
@ -257,18 +257,21 @@ static ResultCode WaitSynchronization1(Handle handle, s64 nano_seconds) {
|
||||||
|
|
||||||
if (object->ShouldWait()) {
|
if (object->ShouldWait()) {
|
||||||
|
|
||||||
if (nano_seconds == 0)
|
if (nano_seconds == 0) {
|
||||||
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
|
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
|
||||||
ErrorSummary::StatusChanged,
|
ErrorSummary::StatusChanged,
|
||||||
ErrorLevel::Info);
|
ErrorLevel::Info);
|
||||||
|
}
|
||||||
|
|
||||||
object->AddWaitingThread(thread);
|
object->AddWaitingThread(thread);
|
||||||
|
// TODO(Subv): Perform things like update the mutex lock owner's priority to prevent priority inversion.
|
||||||
|
// Currently this is done in Mutex::ShouldWait, but it should be moved to a function that is called from here.
|
||||||
thread->status = THREADSTATUS_WAIT_SYNCH;
|
thread->status = THREADSTATUS_WAIT_SYNCH;
|
||||||
|
|
||||||
// Create an event to wake the thread up after the specified nanosecond delay has passed
|
// Create an event to wake the thread up after the specified nanosecond delay has passed
|
||||||
thread->WakeAfterDelay(nano_seconds);
|
thread->WakeAfterDelay(nano_seconds);
|
||||||
|
|
||||||
// Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to a signal in one of its wait objects.
|
// Note: The output of this SVC will be set to RESULT_SUCCESS if the thread resumes due to a signal in its wait objects.
|
||||||
// Otherwise we retain the default value of timeout.
|
// Otherwise we retain the default value of timeout.
|
||||||
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
|
return ResultCode(ErrorDescription::Timeout, ErrorModule::OS,
|
||||||
ErrorSummary::StatusChanged,
|
ErrorSummary::StatusChanged,
|
||||||
|
@ -312,7 +315,9 @@ static ResultCode WaitSynchronizationN(s32* out, Handle* handles, s32 handle_cou
|
||||||
objects[i] = object;
|
objects[i] = object;
|
||||||
}
|
}
|
||||||
|
|
||||||
// Clear the mapping of wait object indices
|
// Clear the mapping of wait object indices.
|
||||||
|
// We don't want any lingering state in this map.
|
||||||
|
// It will be repopulated later in the wait_all = false case.
|
||||||
thread->wait_objects_index.clear();
|
thread->wait_objects_index.clear();
|
||||||
|
|
||||||
if (!wait_all) {
|
if (!wait_all) {
|
||||||
|
@ -345,12 +350,13 @@ static ResultCode WaitSynchronizationN(s32* out, Handle* handles, s32 handle_cou
|
||||||
thread->wait_objects.clear();
|
thread->wait_objects.clear();
|
||||||
|
|
||||||
// Add the thread to each of the objects' waiting threads.
|
// Add the thread to each of the objects' waiting threads.
|
||||||
for (int i = 0; i < objects.size(); ++i) {
|
for (size_t i = 0; i < objects.size(); ++i) {
|
||||||
ObjectPtr object = objects[i];
|
ObjectPtr object = objects[i];
|
||||||
// Set the index of this object in the mapping of Objects -> index for this thread.
|
// Set the index of this object in the mapping of Objects -> index for this thread.
|
||||||
thread->wait_objects_index[object->GetObjectId()] = i;
|
thread->wait_objects_index[object->GetObjectId()] = static_cast<int>(i);
|
||||||
object->AddWaitingThread(thread);
|
object->AddWaitingThread(thread);
|
||||||
// TODO(Subv): Perform things like update the mutex lock owner's priority to prevent priority inversion.
|
// TODO(Subv): Perform things like update the mutex lock owner's priority to prevent priority inversion.
|
||||||
|
// Currently this is done in Mutex::ShouldWait, but it should be moved to a function that is called from here.
|
||||||
}
|
}
|
||||||
|
|
||||||
// Note: If no handles and no timeout were given, then the thread will deadlock, this is consistent with hardware behavior.
|
// Note: If no handles and no timeout were given, then the thread will deadlock, this is consistent with hardware behavior.
|
||||||
|
@ -396,6 +402,7 @@ static ResultCode WaitSynchronizationN(s32* out, Handle* handles, s32 handle_cou
|
||||||
for (auto object : objects) {
|
for (auto object : objects) {
|
||||||
object->AddWaitingThread(thread);
|
object->AddWaitingThread(thread);
|
||||||
// TODO(Subv): Perform things like update the mutex lock owner's priority to prevent priority inversion.
|
// TODO(Subv): Perform things like update the mutex lock owner's priority to prevent priority inversion.
|
||||||
|
// Currently this is done in Mutex::ShouldWait, but it should be moved to a function that is called from here.
|
||||||
}
|
}
|
||||||
|
|
||||||
// Create an event to wake the thread up after the specified nanosecond delay has passed
|
// Create an event to wake the thread up after the specified nanosecond delay has passed
|
||||||
|
@ -1172,6 +1179,7 @@ void CallSVC(u32 immediate) {
|
||||||
if (info) {
|
if (info) {
|
||||||
if (info->func) {
|
if (info->func) {
|
||||||
info->func();
|
info->func();
|
||||||
|
// TODO(Subv): Not all service functions should cause a reschedule in all cases.
|
||||||
HLE::Reschedule(__func__);
|
HLE::Reschedule(__func__);
|
||||||
} else {
|
} else {
|
||||||
LOG_ERROR(Kernel_SVC, "unimplemented SVC function %s(..)", info->name);
|
LOG_ERROR(Kernel_SVC, "unimplemented SVC function %s(..)", info->name);
|
||||||
|
|
Loading…
Reference in a new issue