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// Copyright 2016 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "yuzu/debugger/wait_tree.h"
#include "yuzu/util/util.h"
#include "common/assert.h"
#include "core/core.h"
#include "core/hle/kernel/event.h"
#include "core/hle/kernel/handle_table.h"
#include "core/hle/kernel/mutex.h"
#include "core/hle/kernel/thread.h"
#include "core/hle/kernel/timer.h"
#include "core/hle/kernel/wait_object.h"
WaitTreeItem::~WaitTreeItem() = default;
QColor WaitTreeItem::GetColor() const {
return QColor(Qt::GlobalColor::black);
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeItem::GetChildren() const {
return {};
}
void WaitTreeItem::Expand() {
if (IsExpandable() && !expanded) {
children = GetChildren();
for (std::size_t i = 0; i < children.size(); ++i) {
children[i]->parent = this;
children[i]->row = i;
}
expanded = true;
}
}
WaitTreeItem* WaitTreeItem::Parent() const {
return parent;
}
const std::vector<std::unique_ptr<WaitTreeItem>>& WaitTreeItem::Children() const {
return children;
}
bool WaitTreeItem::IsExpandable() const {
return false;
}
std::size_t WaitTreeItem::Row() const {
return row;
}
std::vector<std::unique_ptr<WaitTreeThread>> WaitTreeItem::MakeThreadItemList() {
std::vector<std::unique_ptr<WaitTreeThread>> item_list;
std::size_t row = 0;
auto add_threads = [&](const std::vector<Kernel::SharedPtr<Kernel::Thread>>& threads) {
for (std::size_t i = 0; i < threads.size(); ++i) {
item_list.push_back(std::make_unique<WaitTreeThread>(*threads[i]));
item_list.back()->row = row;
++row;
}
};
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());
return item_list;
}
WaitTreeText::WaitTreeText(const QString& t) : text(t) {}
QString WaitTreeText::GetText() const {
return text;
}
WaitTreeMutexInfo::WaitTreeMutexInfo(VAddr mutex_address) : mutex_address(mutex_address) {
mutex_value = Memory::Read32(mutex_address);
owner_handle = static_cast<Kernel::Handle>(mutex_value & Kernel::Mutex::MutexOwnerMask);
owner = Kernel::g_handle_table.Get<Kernel::Thread>(owner_handle);
}
QString WaitTreeMutexInfo::GetText() const {
return tr("waiting for mutex 0x%1").arg(mutex_address, 16, 16, QLatin1Char('0'));
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeMutexInfo::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list;
bool has_waiters = (mutex_value & Kernel::Mutex::MutexHasWaitersFlag) != 0;
list.push_back(std::make_unique<WaitTreeText>(tr("has waiters: %1").arg(has_waiters)));
list.push_back(std::make_unique<WaitTreeText>(
tr("owner handle: 0x%1").arg(owner_handle, 8, 16, QLatin1Char('0'))));
if (owner != nullptr)
list.push_back(std::make_unique<WaitTreeThread>(*owner));
return list;
}
WaitTreeCallstack::WaitTreeCallstack(const Kernel::Thread& thread) : thread(thread) {}
QString WaitTreeCallstack::GetText() const {
return tr("Call stack");
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeCallstack::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list;
constexpr size_t BaseRegister = 29;
u64 base_pointer = thread.context.cpu_registers[BaseRegister];
while (base_pointer != 0) {
u64 lr = Memory::Read64(base_pointer + sizeof(u64));
if (lr == 0)
break;
list.push_back(
std::make_unique<WaitTreeText>(tr("0x%1").arg(lr - sizeof(u32), 16, 16, QChar('0'))));
base_pointer = Memory::Read64(base_pointer);
}
return list;
}
WaitTreeWaitObject::WaitTreeWaitObject(const Kernel::WaitObject& o) : object(o) {}
bool WaitTreeExpandableItem::IsExpandable() const {
return true;
}
QString WaitTreeWaitObject::GetText() const {
return tr("[%1]%2 %3")
.arg(object.GetObjectId())
.arg(QString::fromStdString(object.GetTypeName()),
QString::fromStdString(object.GetName()));
}
std::unique_ptr<WaitTreeWaitObject> WaitTreeWaitObject::make(const Kernel::WaitObject& object) {
switch (object.GetHandleType()) {
case Kernel::HandleType::Event:
return std::make_unique<WaitTreeEvent>(static_cast<const Kernel::Event&>(object));
case Kernel::HandleType::Timer:
return std::make_unique<WaitTreeTimer>(static_cast<const Kernel::Timer&>(object));
case Kernel::HandleType::Thread:
return std::make_unique<WaitTreeThread>(static_cast<const Kernel::Thread&>(object));
default:
return std::make_unique<WaitTreeWaitObject>(object);
}
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeWaitObject::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list;
const auto& threads = object.GetWaitingThreads();
if (threads.empty()) {
list.push_back(std::make_unique<WaitTreeText>(tr("waited by no thread")));
} else {
list.push_back(std::make_unique<WaitTreeThreadList>(threads));
}
return list;
}
QString WaitTreeWaitObject::GetResetTypeQString(Kernel::ResetType reset_type) {
switch (reset_type) {
case Kernel::ResetType::OneShot:
return tr("one shot");
case Kernel::ResetType::Sticky:
return tr("sticky");
case Kernel::ResetType::Pulse:
return tr("pulse");
}
UNREACHABLE();
return {};
}
WaitTreeObjectList::WaitTreeObjectList(
const std::vector<Kernel::SharedPtr<Kernel::WaitObject>>& list, bool w_all)
: object_list(list), wait_all(w_all) {}
QString WaitTreeObjectList::GetText() const {
if (wait_all)
return tr("waiting for all objects");
return tr("waiting for one of the following objects");
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeObjectList::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list(object_list.size());
std::transform(object_list.begin(), object_list.end(), list.begin(),
[](const auto& t) { return WaitTreeWaitObject::make(*t); });
return list;
}
WaitTreeThread::WaitTreeThread(const Kernel::Thread& thread) : WaitTreeWaitObject(thread) {}
QString WaitTreeThread::GetText() const {
const auto& thread = static_cast<const Kernel::Thread&>(object);
QString status;
switch (thread.status) {
case ThreadStatus::Running:
status = tr("running");
break;
case ThreadStatus::Ready:
status = tr("ready");
break;
case ThreadStatus::WaitHLEEvent:
status = tr("waiting for HLE return");
break;
case ThreadStatus::WaitSleep:
status = tr("sleeping");
break;
case ThreadStatus::WaitIPC:
status = tr("waiting for IPC reply");
break;
case ThreadStatus::WaitSynchAll:
case ThreadStatus::WaitSynchAny:
status = tr("waiting for objects");
break;
case ThreadStatus::WaitMutex:
status = tr("waiting for mutex");
break;
case ThreadStatus::WaitArb:
status = tr("waiting for address arbiter");
break;
case ThreadStatus::Dormant:
status = tr("dormant");
break;
case ThreadStatus::Dead:
status = tr("dead");
break;
}
QString pc_info = tr(" PC = 0x%1 LR = 0x%2")
.arg(thread.context.pc, 8, 16, QLatin1Char('0'))
.arg(thread.context.cpu_registers[30], 8, 16, QLatin1Char('0'));
return WaitTreeWaitObject::GetText() + pc_info + " (" + status + ") ";
}
QColor WaitTreeThread::GetColor() const {
const auto& thread = static_cast<const Kernel::Thread&>(object);
switch (thread.status) {
case ThreadStatus::Running:
return QColor(Qt::GlobalColor::darkGreen);
case ThreadStatus::Ready:
return QColor(Qt::GlobalColor::darkBlue);
case ThreadStatus::WaitHLEEvent:
case ThreadStatus::WaitIPC:
return QColor(Qt::GlobalColor::darkRed);
case ThreadStatus::WaitSleep:
return QColor(Qt::GlobalColor::darkYellow);
case ThreadStatus::WaitSynchAll:
case ThreadStatus::WaitSynchAny:
case ThreadStatus::WaitMutex:
case ThreadStatus::WaitArb:
return QColor(Qt::GlobalColor::red);
case ThreadStatus::Dormant:
return QColor(Qt::GlobalColor::darkCyan);
case ThreadStatus::Dead:
return QColor(Qt::GlobalColor::gray);
default:
return WaitTreeItem::GetColor();
}
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThread::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
const auto& thread = static_cast<const Kernel::Thread&>(object);
QString processor;
switch (thread.processor_id) {
case ThreadProcessorId::THREADPROCESSORID_DEFAULT:
processor = tr("default");
break;
case ThreadProcessorId::THREADPROCESSORID_0:
case ThreadProcessorId::THREADPROCESSORID_1:
case ThreadProcessorId::THREADPROCESSORID_2:
case ThreadProcessorId::THREADPROCESSORID_3:
processor = tr("core %1").arg(thread.processor_id);
break;
default:
processor = tr("Unknown processor %1").arg(thread.processor_id);
break;
}
list.push_back(std::make_unique<WaitTreeText>(tr("processor = %1").arg(processor)));
list.push_back(std::make_unique<WaitTreeText>(tr("ideal core = %1").arg(thread.ideal_core)));
list.push_back(
std::make_unique<WaitTreeText>(tr("affinity mask = %1").arg(thread.affinity_mask)));
list.push_back(std::make_unique<WaitTreeText>(tr("thread id = %1").arg(thread.GetThreadId())));
list.push_back(std::make_unique<WaitTreeText>(tr("priority = %1(current) / %2(normal)")
.arg(thread.current_priority)
.arg(thread.nominal_priority)));
list.push_back(std::make_unique<WaitTreeText>(
tr("last running ticks = %1").arg(thread.last_running_ticks)));
if (thread.mutex_wait_address != 0)
list.push_back(std::make_unique<WaitTreeMutexInfo>(thread.mutex_wait_address));
else
list.push_back(std::make_unique<WaitTreeText>(tr("not waiting for mutex")));
if (thread.status == ThreadStatus::WaitSynchAny ||
thread.status == ThreadStatus::WaitSynchAll) {
list.push_back(std::make_unique<WaitTreeObjectList>(thread.wait_objects,
thread.IsSleepingOnWaitAll()));
}
list.push_back(std::make_unique<WaitTreeCallstack>(thread));
return list;
}
WaitTreeEvent::WaitTreeEvent(const Kernel::Event& object) : WaitTreeWaitObject(object) {}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeEvent::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
list.push_back(std::make_unique<WaitTreeText>(
tr("reset type = %1")
.arg(GetResetTypeQString(static_cast<const Kernel::Event&>(object).GetResetType()))));
return list;
}
WaitTreeTimer::WaitTreeTimer(const Kernel::Timer& object) : WaitTreeWaitObject(object) {}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeTimer::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list(WaitTreeWaitObject::GetChildren());
const auto& timer = static_cast<const Kernel::Timer&>(object);
list.push_back(std::make_unique<WaitTreeText>(
tr("reset type = %1").arg(GetResetTypeQString(timer.GetResetType()))));
list.push_back(
std::make_unique<WaitTreeText>(tr("initial delay = %1").arg(timer.GetInitialDelay())));
list.push_back(
std::make_unique<WaitTreeText>(tr("interval delay = %1").arg(timer.GetIntervalDelay())));
return list;
}
WaitTreeThreadList::WaitTreeThreadList(const std::vector<Kernel::SharedPtr<Kernel::Thread>>& list)
: thread_list(list) {}
QString WaitTreeThreadList::GetText() const {
return tr("waited by thread");
}
std::vector<std::unique_ptr<WaitTreeItem>> WaitTreeThreadList::GetChildren() const {
std::vector<std::unique_ptr<WaitTreeItem>> list(thread_list.size());
std::transform(thread_list.begin(), thread_list.end(), list.begin(),
[](const auto& t) { return std::make_unique<WaitTreeThread>(*t); });
return list;
}
WaitTreeModel::WaitTreeModel(QObject* parent) : QAbstractItemModel(parent) {}
QModelIndex WaitTreeModel::index(int row, int column, const QModelIndex& parent) const {
if (!hasIndex(row, column, parent))
return {};
if (parent.isValid()) {
WaitTreeItem* parent_item = static_cast<WaitTreeItem*>(parent.internalPointer());
parent_item->Expand();
return createIndex(row, column, parent_item->Children()[row].get());
}
return createIndex(row, column, thread_items[row].get());
}
QModelIndex WaitTreeModel::parent(const QModelIndex& index) const {
if (!index.isValid())
return {};
WaitTreeItem* parent_item = static_cast<WaitTreeItem*>(index.internalPointer())->Parent();
if (!parent_item) {
return QModelIndex();
}
return createIndex(static_cast<int>(parent_item->Row()), 0, parent_item);
}
int WaitTreeModel::rowCount(const QModelIndex& parent) const {
if (!parent.isValid())
return static_cast<int>(thread_items.size());
WaitTreeItem* parent_item = static_cast<WaitTreeItem*>(parent.internalPointer());
parent_item->Expand();
return static_cast<int>(parent_item->Children().size());
}
int WaitTreeModel::columnCount(const QModelIndex&) const {
return 1;
}
QVariant WaitTreeModel::data(const QModelIndex& index, int role) const {
if (!index.isValid())
return {};
switch (role) {
case Qt::DisplayRole:
return static_cast<WaitTreeItem*>(index.internalPointer())->GetText();
case Qt::ForegroundRole:
return static_cast<WaitTreeItem*>(index.internalPointer())->GetColor();
default:
return {};
}
}
void WaitTreeModel::ClearItems() {
thread_items.clear();
}
void WaitTreeModel::InitItems() {
thread_items = WaitTreeItem::MakeThreadItemList();
}
WaitTreeWidget::WaitTreeWidget(QWidget* parent) : QDockWidget(tr("Wait Tree"), parent) {
setObjectName("WaitTreeWidget");
view = new QTreeView(this);
view->setHeaderHidden(true);
setWidget(view);
setEnabled(false);
}
void WaitTreeWidget::OnDebugModeEntered() {
if (!Core::System::GetInstance().IsPoweredOn())
return;
model->InitItems();
view->setModel(model);
setEnabled(true);
}
void WaitTreeWidget::OnDebugModeLeft() {
setEnabled(false);
view->setModel(nullptr);
model->ClearItems();
}
void WaitTreeWidget::OnEmulationStarting(EmuThread* emu_thread) {
model = new WaitTreeModel(this);
view->setModel(model);
setEnabled(false);
}
void WaitTreeWidget::OnEmulationStopping() {
view->setModel(nullptr);
delete model;
setEnabled(false);
}
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