Debugger: Non-blocking thread list refresh

This commit is contained in:
Elad Ashkenazi 2024-09-06 14:59:44 +03:00 committed by Elad
parent 2bc0d19c9d
commit 9385f0673b
3 changed files with 62 additions and 32 deletions

View File

@ -190,8 +190,7 @@ debugger_frame::debugger_frame(std::shared_ptr<gui_settings> gui_settings, QWidg
m_choice_units->clearFocus();
});
connect(m_choice_units, QOverload<int>::of(&QComboBox::activated), this, &debugger_frame::UpdateUI);
connect(m_choice_units, QOverload<int>::of(&QComboBox::currentIndexChanged), this, [&](){ m_is_spu_disasm_mode = false; OnSelectUnit(); });
connect(m_choice_units, QOverload<int>::of(&QComboBox::activated), this, [&](){ m_is_spu_disasm_mode = false; OnSelectUnit(); });
connect(this, &QDockWidget::visibilityChanged, this, &debugger_frame::EnableUpdateTimer);
connect(m_debugger_list, &debugger_list::BreakpointRequested, m_breakpoint_list, &breakpoint_list::HandleBreakpointRequest);
@ -201,7 +200,9 @@ debugger_frame::debugger_frame(std::shared_ptr<gui_settings> gui_settings, QWidg
connect(m_call_stack_list, &call_stack_list::RequestShowAddress, m_debugger_list, &debugger_list::ShowAddress);
m_debugger_list->RefreshView();
UpdateUnitList();
m_choice_units->clear();
m_choice_units->addItem(NoThreadString);
}
void debugger_frame::SaveSettings() const
@ -914,7 +915,7 @@ void debugger_frame::UpdateUI()
ShowPC();
}
if (m_ui_update_ctr % 20 == 0)
if (m_ui_update_ctr % 20 == 0 && !m_thread_list_pending_update)
{
// Update threads list at 5hz (low priority)
UpdateUnitList();
@ -924,7 +925,12 @@ void debugger_frame::UpdateUI()
{
if (m_last_pc != umax || !m_last_query_state.empty())
{
UpdateUnitList();
if (m_ui_update_ctr % 20 && !m_thread_list_pending_update)
{
// Update threads list (thread exited)
UpdateUnitList();
}
ShowPC();
m_last_query_state.clear();
m_last_pc = -1;
@ -985,57 +991,79 @@ void debugger_frame::UpdateUnitList()
const u64 threads_deleted = cpu_thread::g_threads_deleted;
const system_state emu_state = Emu.GetStatus();
if (emulation_id != m_emulation_id || threads_created != m_threads_created || threads_deleted != m_threads_deleted || emu_state != m_emu_state)
{
m_emulation_id = emulation_id;
m_threads_created = threads_created;
m_threads_deleted = threads_deleted;
m_emu_state = emu_state;
}
else
std::unique_lock<shared_mutex> lock{id_manager::g_mutex, std::defer_lock};
if (emulation_id == m_emulation_id && threads_created == m_threads_created && threads_deleted == m_threads_deleted && emu_state == m_emu_state)
{
// Nothing to do
m_thread_list_pending_update = false;
return;
}
QVariant old_cpu = m_choice_units->currentData();
const cpu_thread* old_cpu_ptr = old_cpu.canConvert<data_type>() ? old_cpu.value<data_type>()() : nullptr;
bool reselected = false;
if (!lock.try_lock())
{
m_thread_list_pending_update = true;
QTimer::singleShot(5, [this]() { UpdateUnitList(); });
return;
}
m_emulation_id = emulation_id;
m_threads_created = threads_created;
m_threads_deleted = threads_deleted;
m_emu_state = emu_state;
std::vector<std::pair<QString, QVariant>> cpu_list;
usz reselected_index = umax;
const auto on_select = [&](u32 id, cpu_thread& cpu)
{
const QVariant var_cpu = QVariant::fromValue<data_type>(make_check_cpu(std::addressof(cpu), true));
QVariant var_cpu = QVariant::fromValue<data_type>(make_check_cpu(std::addressof(cpu), true));
// Space at the end is to pad a gap on the right
m_choice_units->addItem(qstr((id >> 24 == 0x55 ? "RSX[0x55555555]" : cpu.get_name()) + ' '), var_cpu);
cpu_list.emplace_back(qstr((id >> 24 == 0x55 ? "RSX[0x55555555]" : cpu.get_name()) + ' '), std::move(var_cpu));
if (!reselected && old_cpu.canConvert<data_type>() && old_cpu.value<data_type>()() == std::addressof(cpu))
if (old_cpu_ptr == std::addressof(cpu))
{
m_choice_units->setCurrentIndex(m_choice_units->count() - 1);
reselected = true;
reselected_index = cpu_list.size() - 1;
}
};
if (emu_state != system_state::stopped)
{
idm::select<named_thread<ppu_thread>>(on_select, idm::unlocked);
idm::select<named_thread<spu_thread>>(on_select, idm::unlocked);
}
if (const auto render = g_fxo->try_get<rsx::thread>(); emu_state != system_state::stopped && render && render->ctrl)
{
on_select(render->id, *render);
}
lock.unlock();
m_thread_list_pending_update = false;
{
const QSignalBlocker blocker(m_choice_units);
m_choice_units->clear();
m_choice_units->addItem(NoThreadString);
if (emu_state != system_state::stopped)
for (auto&& [thread_name, var_cpu] : cpu_list)
{
idm::select<named_thread<ppu_thread>>(on_select);
idm::select<named_thread<spu_thread>>(on_select);
m_choice_units->addItem(std::move(thread_name), std::move(var_cpu));
}
if (const auto render = g_fxo->try_get<rsx::thread>(); emu_state != system_state::stopped && render && render->ctrl)
if (reselected_index != umax)
{
on_select(render->id, *render);
m_choice_units->setCurrentIndex(reselected_index);
}
}
// Close dialogs which are tied to the specific thread selected
if (!reselected)
if (reselected_index == umax)
{
if (m_reg_editor) m_reg_editor->close();
if (m_inst_editor) m_inst_editor->close();

View File

@ -54,6 +54,7 @@ class debugger_frame : public custom_dock_widget
QPushButton* m_btn_step;
QPushButton* m_btn_step_over;
QPushButton* m_btn_run;
QComboBox* m_choice_units;
QTimer* m_update;
QSplitter* m_splitter;
@ -69,6 +70,7 @@ class debugger_frame : public custom_dock_widget
u32 m_last_step_over_breakpoint = -1;
u64 m_ui_update_ctr = 0;
u64 m_ui_fast_update_permission_deadline = 0;
bool m_thread_list_pending_update = false;
std::shared_ptr<CPUDisAsm> m_disasm; // Only shared to allow base/derived functionality
std::shared_ptr<cpu_thread> m_cpu;

View File

@ -46,7 +46,7 @@ debugger_list::debugger_list(QWidget* parent, std::shared_ptr<gui_settings> gui_
u32 pc = m_start_addr;
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
for (; cpu && cpu->get_class() == thread_class::rsx && row; row--)
{
@ -71,7 +71,7 @@ void debugger_list::UpdateCPUData(std::shared_ptr<CPUDisAsm> disasm)
u32 debugger_list::GetStartAddress(u32 address)
{
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
const u32 steps = m_item_count / 3;
const u32 inst_count_jump_on_step = std::min<u32>(steps, 4);
@ -134,14 +134,14 @@ u32 debugger_list::GetStartAddress(u32 address)
bool debugger_list::IsSpu() const
{
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
return (cpu && cpu->get_class() == thread_class::spu) || (m_disasm && !cpu);
}
void debugger_list::ShowAddress(u32 addr, bool select_addr, bool direct)
{
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
const decltype(spu_thread::local_breakpoints)* spu_bps_list{};
@ -299,7 +299,7 @@ void debugger_list::EnableThreadFollowing(bool enable)
void debugger_list::scroll(s32 steps)
{
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
for (; cpu && cpu->get_class() == thread_class::rsx && steps > 0; steps--)
{
@ -324,7 +324,7 @@ void debugger_list::scroll(s32 steps)
void debugger_list::keyPressEvent(QKeyEvent* event)
{
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
// Always accept event (so it would not bubble upwards, debugger_frame already sees it)
struct accept_event_t
@ -436,7 +436,7 @@ void debugger_list::mouseDoubleClickEvent(QMouseEvent* event)
u32 pc = m_start_addr;
const auto cpu = m_disasm ? m_disasm->get_cpu() : nullptr;
const auto cpu = m_disasm && !Emu.IsStopped() ? m_disasm->get_cpu() : nullptr;
for (; cpu && cpu->get_class() == thread_class::rsx && i; i--)
{