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pcsx2/pcsx2-qt/Debugger/CpuWidget.cpp

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// SPDX-FileCopyrightText: 2002-2023 PCSX2 Dev Team
// SPDX-License-Identifier: LGPL-3.0+
#include "CpuWidget.h"
#include "DisassemblyWidget.h"
#include "BreakpointDialog.h"
#include "Models/BreakpointModel.h"
#include "Models/ThreadModel.h"
#include "DebugTools/DebugInterface.h"
#include "DebugTools/Breakpoints.h"
#include "DebugTools/BiosDebugData.h"
#include "DebugTools/MipsStackWalk.h"
#include "QtUtils.h"
#include "common/Console.h"
#include "demangler/demangler.h"
#include <QtGui/QClipboard>
#include <QtWidgets/QMessageBox>
#include <QtConcurrent/QtConcurrent>
#include <QtCore/QFutureWatcher>
#include <QtCore/QRegularExpression>
#include <QtCore/QRegularExpressionMatchIterator>
#include <QtCore/QStringList>
#include <QtWidgets/QScrollBar>
using namespace QtUtils;
using namespace MipsStackWalk;
using SearchComparison = CpuWidget::SearchComparison;
using SearchType = CpuWidget::SearchType;
CpuWidget::CpuWidget(QWidget* parent, DebugInterface& cpu)
: m_cpu(cpu)
, m_bpModel(cpu)
, m_threadModel(cpu)
, m_stackModel(cpu)
{
m_ui.setupUi(this);
connect(g_emu_thread, &EmuThread::onVMPaused, this, &CpuWidget::onVMPaused);
connect(m_ui.registerWidget, &RegisterWidget::gotoInDisasm, m_ui.disassemblyWidget, &DisassemblyWidget::gotoAddress);
connect(m_ui.memoryviewWidget, &MemoryViewWidget::gotoInDisasm, m_ui.disassemblyWidget, &DisassemblyWidget::gotoAddress);
connect(m_ui.registerWidget, &RegisterWidget::gotoInMemory, m_ui.memoryviewWidget, &MemoryViewWidget::gotoAddress);
connect(m_ui.disassemblyWidget, &DisassemblyWidget::gotoInMemory, m_ui.memoryviewWidget, &MemoryViewWidget::gotoAddress);
connect(m_ui.memoryviewWidget, &MemoryViewWidget::VMUpdate, this, &CpuWidget::reloadCPUWidgets);
connect(m_ui.registerWidget, &RegisterWidget::VMUpdate, this, &CpuWidget::reloadCPUWidgets);
connect(m_ui.disassemblyWidget, &DisassemblyWidget::VMUpdate, this, &CpuWidget::reloadCPUWidgets);
connect(m_ui.breakpointList, &QTableView::customContextMenuRequested, this, &CpuWidget::onBPListContextMenu);
connect(m_ui.breakpointList, &QTableView::doubleClicked, this, &CpuWidget::onBPListDoubleClicked);
m_ui.breakpointList->setModel(&m_bpModel);
for (std::size_t i = 0; auto mode : BreakpointModel::HeaderResizeModes)
{
m_ui.breakpointList->horizontalHeader()->setSectionResizeMode(i, mode);
i++;
}
connect(m_ui.threadList, &QTableView::customContextMenuRequested, this, &CpuWidget::onThreadListContextMenu);
connect(m_ui.threadList, &QTableView::doubleClicked, this, &CpuWidget::onThreadListDoubleClick);
m_threadProxyModel.setSourceModel(&m_threadModel);
m_threadProxyModel.setSortRole(Qt::UserRole);
m_ui.threadList->setModel(&m_threadProxyModel);
m_ui.threadList->setSortingEnabled(true);
m_ui.threadList->sortByColumn(ThreadModel::ThreadColumns::ID, Qt::SortOrder::AscendingOrder);
for (std::size_t i = 0; auto mode : ThreadModel::HeaderResizeModes)
{
m_ui.threadList->horizontalHeader()->setSectionResizeMode(i, mode);
i++;
}
connect(m_ui.stackList, &QTableView::customContextMenuRequested, this, &CpuWidget::onStackListContextMenu);
connect(m_ui.stackList, &QTableView::doubleClicked, this, &CpuWidget::onStackListDoubleClick);
m_ui.stackList->setModel(&m_stackModel);
for (std::size_t i = 0; auto mode : StackModel::HeaderResizeModes)
{
m_ui.stackList->horizontalHeader()->setSectionResizeMode(i, mode);
i++;
}
connect(m_ui.tabWidgetRegFunc, &QTabWidget::currentChanged, [this](int i) {if(i == 1){updateFunctionList(true);} });
connect(m_ui.listFunctions, &QListWidget::customContextMenuRequested, this, &CpuWidget::onFuncListContextMenu);
connect(m_ui.listFunctions, &QListWidget::itemDoubleClicked, this, &CpuWidget::onFuncListDoubleClick);
connect(m_ui.treeModules, &QTreeWidget::customContextMenuRequested, this, &CpuWidget::onModuleTreeContextMenu);
connect(m_ui.treeModules, &QTreeWidget::itemDoubleClicked, this, &CpuWidget::onModuleTreeDoubleClick);
connect(m_ui.btnRefreshFunctions, &QPushButton::clicked, [this] { updateFunctionList(); });
connect(m_ui.txtFuncSearch, &QLineEdit::textChanged, [this] { updateFunctionList(); });
m_ui.listSearchResults->setContextMenuPolicy(Qt::CustomContextMenu);
connect(m_ui.btnSearch, &QPushButton::clicked, this, &CpuWidget::onSearchButtonClicked);
connect(m_ui.btnFilterSearch, &QPushButton::clicked, this, &CpuWidget::onSearchButtonClicked);
connect(m_ui.listSearchResults, &QListWidget::itemDoubleClicked, [this](QListWidgetItem* item) { m_ui.memoryviewWidget->gotoAddress(item->text().toUInt(nullptr, 16)); });
connect(m_ui.listSearchResults->verticalScrollBar(), &QScrollBar::valueChanged, this, &CpuWidget::onSearchResultsListScroll);
connect(m_ui.listSearchResults, &QListView::customContextMenuRequested, this, &CpuWidget::onListSearchResultsContextMenu);
connect(m_ui.cmbSearchType, &QComboBox::currentIndexChanged, [this](int i) {
if (i < 4)
m_ui.chkSearchHex->setEnabled(true);
else
m_ui.chkSearchHex->setEnabled(false);
});
m_ui.disassemblyWidget->SetCpu(&cpu);
m_ui.registerWidget->SetCpu(&cpu);
m_ui.memoryviewWidget->SetCpu(&cpu);
if (cpu.getCpuType() == BREAKPOINT_EE)
{
m_ui.treeModules->setVisible(false);
}
else
{
m_ui.treeModules->header()->setSectionResizeMode(0, QHeaderView::ResizeMode::ResizeToContents);
m_ui.listFunctions->setVisible(false);
}
this->repaint();
// Ensures we don't retrigger the load results function unintentionally
m_resultsLoadTimer.setInterval(100);
m_resultsLoadTimer.setSingleShot(true);
connect(&m_resultsLoadTimer, &QTimer::timeout, this, &CpuWidget::loadSearchResults);
}
CpuWidget::~CpuWidget() = default;
void CpuWidget::paintEvent(QPaintEvent* event)
{
m_ui.registerWidget->update();
m_ui.disassemblyWidget->update();
m_ui.memoryviewWidget->update();
}
// The cpu shouldn't be alive when these are called
// But make sure it isn't just in case
void CpuWidget::onStepInto()
{
if (!m_cpu.isAlive() || !m_cpu.isCpuPaused())
return;
// Allow the cpu to skip this pc if it is a breakpoint
CBreakPoints::SetSkipFirst(m_cpu.getCpuType(), m_cpu.getPC());
const u32 pc = m_cpu.getPC();
const MIPSAnalyst::MipsOpcodeInfo info = MIPSAnalyst::GetOpcodeInfo(&m_cpu, pc);
u32 bpAddr = pc + 0x4; // Default to the next instruction
if (info.isBranch)
{
if (!info.isConditional)
{
bpAddr = info.branchTarget;
}
else
{
if (info.conditionMet)
{
bpAddr = info.branchTarget;
}
else
{
bpAddr = pc + (2 * 4); // Skip branch delay slot
}
}
}
if (info.isSyscall)
bpAddr = info.branchTarget; // Syscalls are always taken
Host::RunOnCPUThread([&] {
CBreakPoints::AddBreakPoint(m_cpu.getCpuType(), bpAddr, true);
m_cpu.resumeCpu();
});
this->repaint();
}
void CpuWidget::onStepOut()
{
if (!m_cpu.isAlive() || !m_cpu.isCpuPaused())
return;
// Allow the cpu to skip this pc if it is a breakpoint
CBreakPoints::SetSkipFirst(m_cpu.getCpuType(), m_cpu.getPC());
if (m_stackModel.rowCount() < 2)
return;
Host::RunOnCPUThread([&] {
CBreakPoints::AddBreakPoint(m_cpu.getCpuType(), m_stackModel.data(m_stackModel.index(1, StackModel::PC), Qt::UserRole).toUInt(), true);
m_cpu.resumeCpu();
});
this->repaint();
}
void CpuWidget::onStepOver()
{
if (!m_cpu.isAlive() || !m_cpu.isCpuPaused())
return;
const u32 pc = m_cpu.getPC();
const MIPSAnalyst::MipsOpcodeInfo info = MIPSAnalyst::GetOpcodeInfo(&m_cpu, pc);
u32 bpAddr = pc + 0x4; // Default to the next instruction
if (info.isBranch)
{
if (!info.isConditional)
{
if (info.isLinkedBranch) // jal, jalr
{
// it's a function call with a delay slot - skip that too
bpAddr += 4;
}
else // j, ...
{
// in case of absolute branches, set the breakpoint at the branch target
bpAddr = info.branchTarget;
}
}
else // beq, ...
{
if (info.conditionMet)
{
bpAddr = info.branchTarget;
}
else
{
bpAddr = pc + (2 * 4); // Skip branch delay slot
}
}
}
Host::RunOnCPUThread([&] {
CBreakPoints::AddBreakPoint(m_cpu.getCpuType(), bpAddr, true);
m_cpu.resumeCpu();
});
this->repaint();
}
void CpuWidget::onVMPaused()
{
// Stops us from telling the disassembly dialog to jump somwhere because breakpoint code paused the core.
if (CBreakPoints::GetCorePaused())
{
CBreakPoints::SetCorePaused(false);
}
else
{
m_ui.disassemblyWidget->gotoAddress(m_cpu.getPC(), false);
}
reloadCPUWidgets();
this->repaint();
}
void CpuWidget::updateBreakpoints()
{
m_bpModel.refreshData();
}
void CpuWidget::onBPListDoubleClicked(const QModelIndex& index)
{
if (index.isValid())
{
if (index.column() == BreakpointModel::OFFSET)
{
m_ui.disassemblyWidget->gotoAddress(m_bpModel.data(index, BreakpointModel::DataRole).toUInt());
}
}
}
void CpuWidget::onBPListContextMenu(QPoint pos)
{
if (!m_cpu.isAlive())
return;
QMenu* contextMenu = new QMenu(tr("Breakpoint List Context Menu"), m_ui.breakpointList);
QAction* newAction = new QAction(tr("New"), m_ui.breakpointList);
connect(newAction, &QAction::triggered, this, &CpuWidget::contextBPListNew);
contextMenu->addAction(newAction);
const QItemSelectionModel* selModel = m_ui.breakpointList->selectionModel();
if (selModel->hasSelection())
{
QAction* editAction = new QAction(tr("Edit"), m_ui.breakpointList);
connect(editAction, &QAction::triggered, this, &CpuWidget::contextBPListEdit);
contextMenu->addAction(editAction);
if (selModel->selectedIndexes().count() == 1)
{
QAction* copyAction = new QAction(tr("Copy"), m_ui.breakpointList);
connect(copyAction, &QAction::triggered, this, &CpuWidget::contextBPListCopy);
contextMenu->addAction(copyAction);
}
QAction* deleteAction = new QAction(tr("Delete"), m_ui.breakpointList);
connect(deleteAction, &QAction::triggered, this, &CpuWidget::contextBPListDelete);
contextMenu->addAction(deleteAction);
}
contextMenu->addSeparator();
QAction* actionExport = new QAction(tr("Copy all as CSV"), m_ui.breakpointList);
connect(actionExport, &QAction::triggered, [this]() {
// It's important to use the Export Role here to allow pasting to be translation agnostic
QGuiApplication::clipboard()->setText(QtUtils::AbstractItemModelToCSV(m_ui.breakpointList->model(), BreakpointModel::ExportRole, true));
});
contextMenu->addAction(actionExport);
QAction* actionImport = new QAction(tr("Paste from CSV"), m_ui.breakpointList);
connect(actionImport, &QAction::triggered, this, &CpuWidget::contextBPListPasteCSV);
contextMenu->addAction(actionImport);
contextMenu->popup(m_ui.breakpointList->viewport()->mapToGlobal(pos));
}
void CpuWidget::contextBPListCopy()
{
const QItemSelectionModel* selModel = m_ui.breakpointList->selectionModel();
if (!selModel->hasSelection())
return;
QGuiApplication::clipboard()->setText(m_bpModel.data(selModel->currentIndex()).toString());
}
void CpuWidget::contextBPListDelete()
{
const QItemSelectionModel* selModel = m_ui.breakpointList->selectionModel();
if (!selModel->hasSelection())
return;
QModelIndexList rows = selModel->selectedIndexes();
std::sort(rows.begin(), rows.end(), [](const QModelIndex& a, const QModelIndex& b) {
return a.row() > b.row();
});
for (const QModelIndex& index : rows)
{
m_bpModel.removeRows(index.row(), 1);
}
}
void CpuWidget::contextBPListNew()
{
BreakpointDialog* bpDialog = new BreakpointDialog(this, &m_cpu, m_bpModel);
bpDialog->show();
}
void CpuWidget::contextBPListEdit()
{
const QItemSelectionModel* selModel = m_ui.breakpointList->selectionModel();
if (!selModel->hasSelection())
return;
const int selectedRow = selModel->selectedIndexes().first().row();
auto bpObject = m_bpModel.at(selectedRow);
BreakpointDialog* bpDialog = new BreakpointDialog(this, &m_cpu, m_bpModel, bpObject, selectedRow);
bpDialog->show();
}
void CpuWidget::contextBPListPasteCSV()
{
QString csv = QGuiApplication::clipboard()->text();
// Skip header
csv = csv.mid(csv.indexOf('\n') + 1);
for (const QString& line : csv.split('\n'))
{
QStringList fields;
// In order to handle text with commas in them we must wrap values in quotes to mark
// where a value starts and end so that text commas aren't identified as delimiters.
// So matches each quote pair, parse it out, and removes the quotes to get the value.
QRegularExpression eachQuotePair(R"("([^"]|\\.)*")");
QRegularExpressionMatchIterator it = eachQuotePair.globalMatch(line);
while (it.hasNext())
{
QRegularExpressionMatch match = it.next();
QString matchedValue = match.captured(0);
fields << matchedValue.mid(1, matchedValue.length() - 2);
}
if (fields.size() != BreakpointModel::BreakpointColumns::COLUMN_COUNT)
{
Console.WriteLn("Debugger CSV Import: Invalid number of columns, skipping");
continue;
}
bool ok;
int type = fields[BreakpointModel::BreakpointColumns::TYPE].toUInt(&ok);
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse type '%s', skipping", fields[BreakpointModel::BreakpointColumns::TYPE].toUtf8().constData());
continue;
}
// This is how we differentiate between breakpoints and memchecks
if (type == MEMCHECK_INVALID)
{
BreakPoint bp;
// Address
bp.addr = fields[BreakpointModel::BreakpointColumns::OFFSET].toUInt(&ok, 16);
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse address '%s', skipping", fields[BreakpointModel::BreakpointColumns::OFFSET].toUtf8().constData());
continue;
}
// Condition
if (!fields[BreakpointModel::BreakpointColumns::CONDITION].isEmpty())
{
PostfixExpression expr;
bp.hasCond = true;
bp.cond.debug = &m_cpu;
if (!m_cpu.initExpression(fields[BreakpointModel::BreakpointColumns::CONDITION].toUtf8().constData(), expr))
{
Console.WriteLn("Debugger CSV Import: Failed to parse cond '%s', skipping", fields[BreakpointModel::BreakpointColumns::CONDITION].toUtf8().constData());
continue;
}
bp.cond.expression = expr;
strncpy(&bp.cond.expressionString[0], fields[BreakpointModel::BreakpointColumns::CONDITION].toUtf8().constData(), sizeof(bp.cond.expressionString));
}
// Enabled
bp.enabled = fields[BreakpointModel::BreakpointColumns::ENABLED].toUInt(&ok);
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse enable flag '%s', skipping", fields[BreakpointModel::BreakpointColumns::ENABLED].toUtf8().constData());
continue;
}
m_bpModel.insertBreakpointRows(0, 1, {bp});
}
else
{
MemCheck mc;
// Mode
if (type >= MEMCHECK_INVALID)
{
Console.WriteLn("Debugger CSV Import: Failed to parse cond type '%s', skipping", fields [BreakpointModel::BreakpointColumns::TYPE].toUtf8().constData());
continue;
}
mc.cond = static_cast<MemCheckCondition>(type);
// Address
mc.start = fields[BreakpointModel::BreakpointColumns::OFFSET].toUInt(&ok, 16);
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse address '%s', skipping", fields[BreakpointModel::BreakpointColumns::OFFSET].toUtf8().constData());
continue;
}
// Size
mc.end = fields[BreakpointModel::BreakpointColumns::SIZE_LABEL].toUInt(&ok) + mc.start;
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse length '%s', skipping", fields[BreakpointModel::BreakpointColumns::SIZE_LABEL].toUtf8().constData());
continue;
}
// Result
int result = fields [BreakpointModel::BreakpointColumns::ENABLED].toUInt(&ok);
if (!ok)
{
Console.WriteLn("Debugger CSV Import: Failed to parse result flag '%s', skipping", fields [BreakpointModel::BreakpointColumns::ENABLED].toUtf8().constData());
continue;
}
mc.result = static_cast<MemCheckResult>(result);
m_bpModel.insertBreakpointRows(0, 1, {mc});
}
}
}
void CpuWidget::contextSearchResultGoToDisassembly()
{
const QItemSelectionModel* selModel = m_ui.listSearchResults->selectionModel();
if (!selModel->hasSelection())
return;
m_ui.disassemblyWidget->gotoAddress(m_ui.listSearchResults->selectedItems().first()->data(256).toUInt());
}
void CpuWidget::contextRemoveSearchResult()
{
const QItemSelectionModel* selModel = m_ui.listSearchResults->selectionModel();
if (!selModel->hasSelection())
return;
const int selectedResultIndex = m_ui.listSearchResults->row(m_ui.listSearchResults->selectedItems().first());
auto* rowToRemove = m_ui.listSearchResults->takeItem(selectedResultIndex);
if (m_searchResults.size() > static_cast<size_t>(selectedResultIndex) && m_searchResults.at(selectedResultIndex) == rowToRemove->data(256).toUInt())
{
m_searchResults.erase(m_searchResults.begin() + selectedResultIndex);
}
delete rowToRemove;
}
void CpuWidget::updateFunctionList(bool whenEmpty)
{
if (!m_cpu.isAlive())
return;
if (m_cpu.getCpuType() == BREAKPOINT_EE || !m_moduleView)
{
if (whenEmpty && m_ui.listFunctions->count())
return;
m_ui.listFunctions->clear();
const auto demangler = demangler::CDemangler::createGcc();
const QString filter = m_ui.txtFuncSearch->text().toLower();
for (const auto& symbol : m_cpu.GetSymbolMap().GetAllSymbols(SymbolType::ST_FUNCTION))
{
QString symbolName = symbol.name.c_str();
if (m_demangleFunctions)
{
symbolName = QString(demangler->demangleToString(symbol.name).c_str());
// If the name isn't mangled, or it doesn't understand, it'll return an empty string
// Fall back to the original name if this is the case
if (symbolName.isEmpty())
symbolName = symbol.name.c_str();
}
if (filter.size() && !symbolName.toLower().contains(filter))
continue;
QListWidgetItem* item = new QListWidgetItem();
item->setText(QString("%0 %1").arg(FilledQStringFromValue(symbol.address, 16)).arg(symbolName));
item->setData(256, symbol.address);
m_ui.listFunctions->addItem(item);
}
}
else
{
const auto demangler = demangler::CDemangler::createGcc();
const QString filter = m_ui.txtFuncSearch->text().toLower();
m_ui.treeModules->clear();
for (const auto& module : m_cpu.GetSymbolMap().GetModules())
{
QTreeWidgetItem* moduleItem = new QTreeWidgetItem(m_ui.treeModules, QStringList({QString(module.name.c_str()), QString("%0.%1").arg(module.version.major).arg(module.version.minor), QString::number(module.exports.size())}));
QList<QTreeWidgetItem*> functions;
for (const auto& sym : module.exports)
{
if (!QString(sym.name.c_str()).toLower().contains(filter))
continue;
QString symbolName = QString(sym.name.c_str());
if (m_demangleFunctions)
{
QString demangledName = QString(demangler->demangleToString(sym.name).c_str());
if (!demangledName.isEmpty())
symbolName = demangledName;
}
QTreeWidgetItem* functionItem = new QTreeWidgetItem(moduleItem, QStringList(QString("%0 %1").arg(FilledQStringFromValue(sym.address, 16)).arg(symbolName)));
functionItem->setData(0, 256, sym.address);
functions.append(functionItem);
}
moduleItem->addChildren(functions);
if (!filter.isEmpty() && functions.size())
{
moduleItem->setExpanded(true);
m_ui.treeModules->insertTopLevelItem(0, moduleItem);
}
else if (filter.isEmpty())
{
m_ui.treeModules->insertTopLevelItem(0, moduleItem);
}
else
{
delete moduleItem;
}
}
}
}
void CpuWidget::updateThreads()
{
m_threadModel.refreshData();
}
void CpuWidget::onThreadListContextMenu(QPoint pos)
{
if (!m_ui.threadList->selectionModel()->hasSelection())
return;
QMenu* contextMenu = new QMenu(tr("Thread List Context Menu"), m_ui.threadList);
QAction* actionCopy = new QAction(tr("Copy"), m_ui.threadList);
connect(actionCopy, &QAction::triggered, [this]() {
const auto* selModel = m_ui.threadList->selectionModel();
if (!selModel->hasSelection())
return;
QGuiApplication::clipboard()->setText(m_ui.threadList->model()->data(selModel->currentIndex()).toString());
});
contextMenu->addAction(actionCopy);
contextMenu->addSeparator();
QAction* actionExport = new QAction(tr("Copy all as CSV"), m_ui.threadList);
connect(actionExport, &QAction::triggered, [this]() {
QGuiApplication::clipboard()->setText(QtUtils::AbstractItemModelToCSV(m_ui.threadList->model()));
});
contextMenu->addAction(actionExport);
contextMenu->popup(m_ui.threadList->viewport()->mapToGlobal(pos));
}
void CpuWidget::onThreadListDoubleClick(const QModelIndex& index)
{
switch (index.column())
{
case ThreadModel::ThreadColumns::ENTRY:
m_ui.memoryviewWidget->gotoAddress(m_ui.threadList->model()->data(index, Qt::UserRole).toUInt());
m_ui.tabWidget->setCurrentWidget(m_ui.tab_memory);
break;
default: // Default to PC
m_ui.disassemblyWidget->gotoAddress(m_ui.threadList->model()->data(m_ui.threadList->model()->index(index.row(), ThreadModel::ThreadColumns::PC), Qt::UserRole).toUInt());
break;
}
}
void CpuWidget::onFuncListContextMenu(QPoint pos)
{
if (!m_funclistContextMenu)
m_funclistContextMenu = new QMenu(m_ui.listFunctions);
else
m_funclistContextMenu->clear();
if (m_ui.listFunctions->selectedItems().count() && m_ui.listFunctions->selectedItems().first()->data(256).isValid())
{
QAction* copyName = new QAction(tr("Copy Function Name"), m_ui.listFunctions);
connect(copyName, &QAction::triggered, [this] {
// We only store the address in the widget item
// Resolve the function name by fetching the symbolmap and filtering the address
const QListWidgetItem* selectedItem = m_ui.listFunctions->selectedItems().first();
const QString functionName = QString(m_cpu.GetSymbolMap().GetLabelName(selectedItem->data(256).toUInt()).c_str());
QApplication::clipboard()->setText(functionName);
});
m_funclistContextMenu->addAction(copyName);
QAction* copyAddress = new QAction(tr("Copy Function Address"), m_ui.listFunctions);
connect(copyAddress, &QAction::triggered, [this] {
const QString addressString = FilledQStringFromValue(m_ui.listFunctions->selectedItems().first()->data(256).toUInt(), 16);
QApplication::clipboard()->setText(addressString);
});
m_funclistContextMenu->addAction(copyAddress);
m_funclistContextMenu->addSeparator();
QAction* gotoDisasm = new QAction(tr("Go to in Disassembly"), m_ui.listFunctions);
connect(gotoDisasm, &QAction::triggered, [this] {
m_ui.disassemblyWidget->gotoAddress(m_ui.listFunctions->selectedItems().first()->data(256).toUInt());
});
m_funclistContextMenu->addAction(gotoDisasm);
QAction* gotoMemory = new QAction(tr("Go to in Memory View"), m_ui.listFunctions);
connect(gotoMemory, &QAction::triggered, [this] {
m_ui.memoryviewWidget->gotoAddress(m_ui.listFunctions->selectedItems().first()->data(256).toUInt());
});
m_funclistContextMenu->addAction(gotoMemory);
m_funclistContextMenu->addSeparator();
}
//: "Demangling" is the opposite of "Name mangling", which is a process where a compiler takes function names and combines them with other characteristics of the function (e.g. what types of data it accepts) to ensure they stay unique even when multiple functions exist with the same name (but different inputs / const-ness). See here: https://en.wikipedia.org/wiki/Name_mangling#C++
QAction* demangleAction = new QAction(tr("Demangle Symbols"), m_ui.listFunctions);
demangleAction->setCheckable(true);
demangleAction->setChecked(m_demangleFunctions);
connect(demangleAction, &QAction::triggered, [this] {
m_demangleFunctions = !m_demangleFunctions;
m_ui.disassemblyWidget->setDemangle(m_demangleFunctions);
updateFunctionList();
});
m_funclistContextMenu->addAction(demangleAction);
if (m_cpu.getCpuType() == BREAKPOINT_IOP)
{
QAction* moduleViewAction = new QAction(tr("Module Tree"), m_ui.listFunctions);
moduleViewAction->setCheckable(true);
moduleViewAction->setChecked(m_moduleView);
connect(moduleViewAction, &QAction::triggered, [this] {
m_moduleView = !m_moduleView;
m_ui.treeModules->setVisible(m_moduleView);
m_ui.listFunctions->setVisible(!m_moduleView);
updateFunctionList();
});
m_funclistContextMenu->addAction(moduleViewAction);
}
m_funclistContextMenu->popup(m_ui.listFunctions->viewport()->mapToGlobal(pos));
}
void CpuWidget::onFuncListDoubleClick(QListWidgetItem* item)
{
m_ui.disassemblyWidget->gotoAddress(item->data(256).toUInt());
}
void CpuWidget::onModuleTreeContextMenu(QPoint pos)
{
if (!m_moduleTreeContextMenu)
m_moduleTreeContextMenu = new QMenu(m_ui.treeModules);
else
m_moduleTreeContextMenu->clear();
if (m_ui.treeModules->selectedItems().count() && m_ui.treeModules->selectedItems().first()->data(0, 256).isValid())
{
QAction* copyName = new QAction(tr("Copy Function Name"), m_ui.treeModules);
connect(copyName, &QAction::triggered, [this] {
QApplication::clipboard()->setText(m_cpu.GetSymbolMap().GetLabelName(m_ui.treeModules->selectedItems().first()->data(0, 256).toUInt()).c_str());
});
m_moduleTreeContextMenu->addAction(copyName);
QAction* copyAddress = new QAction(tr("Copy Function Address"), m_ui.treeModules);
connect(copyAddress, &QAction::triggered, [this] {
const QString addressString = FilledQStringFromValue(m_ui.treeModules->selectedItems().first()->data(0, 256).toUInt(), 16);
QApplication::clipboard()->setText(addressString);
});
m_moduleTreeContextMenu->addAction(copyAddress);
m_moduleTreeContextMenu->addSeparator();
QAction* gotoDisasm = new QAction(tr("Go to in Disassembly"), m_ui.treeModules);
connect(gotoDisasm, &QAction::triggered, [this] {
m_ui.disassemblyWidget->gotoAddress(m_ui.treeModules->selectedItems().first()->data(0, 256).toUInt());
});
m_moduleTreeContextMenu->addAction(gotoDisasm);
QAction* gotoMemory = new QAction(tr("Go to in Memory View"), m_ui.treeModules);
connect(gotoMemory, &QAction::triggered, [this] {
m_ui.memoryviewWidget->gotoAddress(m_ui.treeModules->selectedItems().first()->data(0, 256).toUInt());
});
m_moduleTreeContextMenu->addAction(gotoMemory);
}
//: "Demangling" is the opposite of "Name mangling", which is a process where a compiler takes function names and combines them with other characteristics of the function (e.g. what types of data it accepts) to ensure they stay unique even when multiple functions exist with the same name (but different inputs / const-ness). See here: https://en.wikipedia.org/wiki/Name_mangling#C++
QAction* demangleAction = new QAction(tr("Demangle Symbols"), m_ui.treeModules);
demangleAction->setCheckable(true);
demangleAction->setChecked(m_demangleFunctions);
connect(demangleAction, &QAction::triggered, [this] {
m_demangleFunctions = !m_demangleFunctions;
m_ui.disassemblyWidget->setDemangle(m_demangleFunctions);
updateFunctionList();
});
m_moduleTreeContextMenu->addSeparator();
m_moduleTreeContextMenu->addAction(demangleAction);
QAction* moduleViewAction = new QAction(tr("Module Tree"), m_ui.treeModules);
moduleViewAction->setCheckable(true);
moduleViewAction->setChecked(m_moduleView);
connect(moduleViewAction, &QAction::triggered, [this] {
m_moduleView = !m_moduleView;
m_ui.treeModules->setVisible(m_moduleView);
m_ui.listFunctions->setVisible(!m_moduleView);
updateFunctionList();
});
m_moduleTreeContextMenu->addAction(moduleViewAction);
m_moduleTreeContextMenu->popup(m_ui.treeModules->viewport()->mapToGlobal(pos));
}
void CpuWidget::onModuleTreeDoubleClick(QTreeWidgetItem* item)
{
if (item->data(0, 256).isValid())
{
m_ui.disassemblyWidget->gotoAddress(item->data(0, 256).toUInt());
}
}
void CpuWidget::updateStackFrames()
{
m_stackModel.refreshData();
}
void CpuWidget::onListSearchResultsContextMenu(QPoint pos)
{
QMenu* contextMenu = new QMenu(tr("Search Results List Context Menu"), m_ui.listSearchResults);
const QItemSelectionModel* selModel = m_ui.listSearchResults->selectionModel();
if (selModel->hasSelection())
{
QAction* goToDisassemblyAction = new QAction(tr("Go to in Disassembly"), m_ui.listSearchResults);
connect(goToDisassemblyAction, &QAction::triggered, this, &CpuWidget::contextSearchResultGoToDisassembly);
contextMenu->addAction(goToDisassemblyAction);
QAction* removeResultAction = new QAction(tr("Remove Result"), m_ui.listSearchResults);
connect(removeResultAction, &QAction::triggered, this, &CpuWidget::contextRemoveSearchResult);
contextMenu->addAction(removeResultAction);
}
contextMenu->popup(m_ui.listSearchResults->viewport()->mapToGlobal(pos));
}
void CpuWidget::onStackListContextMenu(QPoint pos)
{
if (!m_ui.stackList->selectionModel()->hasSelection())
return;
QMenu* contextMenu = new QMenu(tr("Stack List Context Menu"), m_ui.stackList);
QAction* actionCopy = new QAction(tr("Copy"), m_ui.stackList);
connect(actionCopy, &QAction::triggered, [this]() {
const auto* selModel = m_ui.stackList->selectionModel();
if (!selModel->hasSelection())
return;
QGuiApplication::clipboard()->setText(m_ui.stackList->model()->data(selModel->currentIndex()).toString());
});
contextMenu->addAction(actionCopy);
contextMenu->addSeparator();
QAction* actionExport = new QAction(tr("Copy all as CSV"), m_ui.stackList);
connect(actionExport, &QAction::triggered, [this]() {
QGuiApplication::clipboard()->setText(QtUtils::AbstractItemModelToCSV(m_ui.stackList->model()));
});
contextMenu->addAction(actionExport);
contextMenu->popup(m_ui.stackList->viewport()->mapToGlobal(pos));
}
void CpuWidget::onStackListDoubleClick(const QModelIndex& index)
{
switch (index.column())
{
case StackModel::StackModel::ENTRY:
case StackModel::StackModel::ENTRY_LABEL:
m_ui.disassemblyWidget->gotoAddress(m_ui.stackList->model()->data(m_ui.stackList->model()->index(index.row(), StackModel::StackColumns::ENTRY), Qt::UserRole).toUInt());
break;
case StackModel::StackModel::SP:
m_ui.memoryviewWidget->gotoAddress(m_ui.stackList->model()->data(index, Qt::UserRole).toUInt());
m_ui.tabWidget->setCurrentWidget(m_ui.tab_memory);
break;
default: // Default to PC
m_ui.disassemblyWidget->gotoAddress(m_ui.stackList->model()->data(m_ui.stackList->model()->index(index.row(), StackModel::StackColumns::PC), Qt::UserRole).toUInt());
break;
}
}
template <typename T>
static T readValueAtAddress(DebugInterface* cpu, u32 addr)
{
T val = 0;
switch (sizeof(T))
{
case sizeof(u8):
val = cpu->read8(addr);
break;
case sizeof(u16):
val = cpu->read16(addr);
break;
case sizeof(u32):
{
val = cpu->read32(addr);
break;
}
case sizeof(u64):
{
val = cpu->read64(addr);
break;
}
}
return val;
}
template <typename T>
static bool memoryValueComparator(SearchComparison searchComparison, T searchValue, T readValue)
{
const bool isNotOperator = searchComparison == SearchComparison::NotEquals;
switch (searchComparison)
{
case SearchComparison::Equals:
case SearchComparison::NotEquals:
{
bool areValuesEqual = false;
if constexpr (std::is_same_v<T, float>)
{
const T fTop = searchValue + 0.00001f;
const T fBottom = searchValue - 0.00001f;
const T memValue = std::bit_cast<float, u32>(readValue);
areValuesEqual = (fBottom < memValue && memValue < fTop);
}
else if constexpr (std::is_same_v<T, double>)
{
const double dTop = searchValue + 0.00001f;
const double dBottom = searchValue - 0.00001f;
const double memValue = std::bit_cast<double, u64>(readValue);
areValuesEqual = (dBottom < memValue && memValue < dTop);
}
else
{
areValuesEqual = searchValue == readValue;
}
return isNotOperator ? !areValuesEqual : areValuesEqual;
break;
}
case SearchComparison::GreaterThan:
case SearchComparison::GreaterThanOrEqual:
case SearchComparison::LessThan:
case SearchComparison::LessThanOrEqual:
{
const bool hasEqualsCheck = searchComparison == SearchComparison::GreaterThanOrEqual || searchComparison == SearchComparison::LessThanOrEqual;
if (hasEqualsCheck && memoryValueComparator(SearchComparison::Equals, searchValue, readValue))
return true;
const bool isGreaterOperator = searchComparison == SearchComparison::GreaterThan || searchComparison == SearchComparison::GreaterThanOrEqual;
if (std::is_same_v<T, float>)
{
const T fTop = searchValue + 0.00001f;
const T fBottom = searchValue - 0.00001f;
const T memValue = std::bit_cast<float, u32>(readValue);
const bool isGreater = memValue > fTop;
const bool isLesser = memValue < fBottom;
return isGreaterOperator ? isGreater : isLesser;
}
else if (std::is_same_v<T, double>)
{
const double dTop = searchValue + 0.00001f;
const double dBottom = searchValue - 0.00001f;
const double memValue = std::bit_cast<double, u64>(readValue);
const bool isGreater = memValue > dTop;
const bool isLesser = memValue < dBottom;
return isGreaterOperator ? isGreater : isLesser;
}
return isGreaterOperator ? (readValue > searchValue) : (readValue < searchValue);
}
default:
Console.Error("Debugger: Unknown type when doing memory search!");
return false;
}
}
template <typename T>
std::vector<u32> searchWorker(DebugInterface* cpu, std::vector<u32> searchAddresses, SearchComparison searchComparison, u32 start, u32 end, T searchValue)
{
std::vector<u32> hitAddresses;
const bool isSearchingRange = searchAddresses.size() <= 0;
if (isSearchingRange)
{
for (u32 addr = start; addr < end; addr += sizeof(T))
{
if (!cpu->isValidAddress(addr))
continue;
T readValue = readValueAtAddress<T>(cpu, addr);
if (memoryValueComparator(searchComparison, searchValue, readValue))
{
hitAddresses.push_back(addr);
}
}
}
else
{
for (const u32 addr : searchAddresses)
{
if (!cpu->isValidAddress(addr))
continue;
T readValue = readValueAtAddress<T>(cpu, addr);
if (memoryValueComparator(searchComparison, searchValue, readValue))
{
hitAddresses.push_back(addr);
}
}
}
return hitAddresses;
}
static bool compareByteArrayAtAddress(DebugInterface* cpu, u32 addr, QByteArray value)
{
for (qsizetype i = 0; i < value.length(); i++)
{
if (static_cast<char>(cpu->read8(addr + i)) != value[i])
{
return false;
}
}
return true;
}
static std::vector<u32> searchWorkerByteArray(DebugInterface* cpu, std::vector<u32> searchAddresses, u32 start, u32 end, QByteArray value)
{
std::vector<u32> hitAddresses;
const bool isSearchingRange = searchAddresses.size() <= 0;
if (isSearchingRange)
{
for (u32 addr = start; addr < end; addr += 1)
{
if (compareByteArrayAtAddress(cpu, addr, value))
{
hitAddresses.emplace_back(addr);
addr += value.length() - 1;
}
}
}
else
{
for (u32 addr : searchAddresses)
{
if (compareByteArrayAtAddress(cpu, addr, value))
{
hitAddresses.emplace_back(addr);
}
}
}
return hitAddresses;
}
std::vector<u32> startWorker(DebugInterface* cpu, const SearchType type, const SearchComparison searchComparison, std::vector<u32> searchAddresses, u32 start, u32 end, QString value, int base)
{
const bool isSigned = value.startsWith("-");
switch (type)
{
case SearchType::ByteType:
return isSigned ? searchWorker<s8>(cpu, searchAddresses, searchComparison, start, end, value.toShort(nullptr, base)) : searchWorker<u8>(cpu, searchAddresses, searchComparison, start, end, value.toUShort(nullptr, base));
case SearchType::Int16Type:
return isSigned ? searchWorker<s16>(cpu, searchAddresses, searchComparison, start, end, value.toShort(nullptr, base)) : searchWorker<u16>(cpu, searchAddresses, searchComparison, start, end, value.toUShort(nullptr, base));
case SearchType::Int32Type:
return isSigned ? searchWorker<s32>(cpu, searchAddresses, searchComparison, start, end, value.toInt(nullptr, base)) : searchWorker<u32>(cpu, searchAddresses, searchComparison, start, end, value.toUInt(nullptr, base));
case SearchType::Int64Type:
return isSigned ? searchWorker<s64>(cpu, searchAddresses, searchComparison, start, end, value.toLong(nullptr, base)) : searchWorker<s64>(cpu, searchAddresses, searchComparison, start, end, value.toULongLong(nullptr, base));
case SearchType::FloatType:
return searchWorker<float>(cpu, searchAddresses, searchComparison, start, end, value.toFloat());
case SearchType::DoubleType:
return searchWorker<double>(cpu, searchAddresses, searchComparison, start, end, value.toDouble());
case SearchType::StringType:
return searchWorkerByteArray(cpu, searchAddresses, start, end, value.toUtf8());
case SearchType::ArrayType:
return searchWorkerByteArray(cpu, searchAddresses, start, end, QByteArray::fromHex(value.toUtf8()));
default:
Console.Error("Debugger: Unknown type when doing memory search!");
break;
};
return {};
}
void CpuWidget::onSearchButtonClicked()
{
if (!m_cpu.isAlive())
return;
const SearchType searchType = static_cast<SearchType>(m_ui.cmbSearchType->currentIndex());
const bool searchHex = m_ui.chkSearchHex->isChecked();
bool ok;
const u32 searchStart = m_ui.txtSearchStart->text().toUInt(&ok, 16);
if (!ok)
{
QMessageBox::critical(this, tr("Debugger"), tr("Invalid start address"));
return;
}
const u32 searchEnd = m_ui.txtSearchEnd->text().toUInt(&ok, 16);
if (!ok)
{
QMessageBox::critical(this, tr("Debugger"), tr("Invalid end address"));
return;
}
if (searchStart >= searchEnd)
{
QMessageBox::critical(this, tr("Debugger"), tr("Start address can't be equal to or greater than the end address"));
return;
}
const QString searchValue = m_ui.txtSearchValue->text();
const SearchComparison searchComparison = static_cast<SearchComparison>(m_ui.cmbSearchComparison->currentIndex());
const bool isFilterSearch = sender() == m_ui.btnFilterSearch;
unsigned long long value;
const bool isVariableSize = searchType == SearchType::ArrayType || searchType == SearchType::StringType;
if (isVariableSize && searchComparison != SearchComparison::Equals)
{
QMessageBox::critical(this, tr("Debugger"), tr("Search types Array and String can only be used with Equals search comparisons."));
return;
}
switch (searchType)
{
case SearchType::ByteType:
case SearchType::Int16Type:
case SearchType::Int32Type:
case SearchType::Int64Type:
value = searchValue.toULongLong(&ok, searchHex ? 16 : 10);
break;
case SearchType::FloatType:
case SearchType::DoubleType:
searchValue.toDouble(&ok);
break;
case SearchType::StringType:
ok = !searchValue.isEmpty();
break;
case SearchType::ArrayType:
ok = !searchValue.trimmed().isEmpty();
break;
}
if (!ok)
{
QMessageBox::critical(this, tr("Debugger"), tr("Invalid search value"));
return;
}
switch (searchType)
{
case SearchType::ArrayType:
case SearchType::StringType:
case SearchType::DoubleType:
case SearchType::FloatType:
break;
case SearchType::Int64Type:
if (value <= std::numeric_limits<unsigned long long>::max())
break;
case SearchType::Int32Type:
if (value <= std::numeric_limits<unsigned long>::max())
break;
case SearchType::Int16Type:
if (value <= std::numeric_limits<unsigned short>::max())
break;
case SearchType::ByteType:
if (value <= std::numeric_limits<unsigned char>::max())
break;
default:
QMessageBox::critical(this, tr("Debugger"), tr("Value is larger than type"));
return;
}
QFutureWatcher<std::vector<u32>>* workerWatcher = new QFutureWatcher<std::vector<u32>>;
connect(workerWatcher, &QFutureWatcher<std::vector<u32>>::finished, [this, workerWatcher] {
m_ui.btnSearch->setDisabled(false);
m_ui.listSearchResults->clear();
const auto& results = workerWatcher->future().result();
m_searchResults = results;
loadSearchResults();
m_ui.btnFilterSearch->setDisabled(m_ui.listSearchResults->count() == 0);
});
m_ui.btnSearch->setDisabled(true);
std::vector<u32> addresses;
if (isFilterSearch)
{
addresses = m_searchResults;
}
QFuture<std::vector<u32>> workerFuture =
QtConcurrent::run(startWorker, &m_cpu, searchType, searchComparison, addresses, searchStart, searchEnd, searchValue, searchHex ? 16 : 10);
workerWatcher->setFuture(workerFuture);
}
void CpuWidget::onSearchResultsListScroll(u32 value)
{
bool hasResultsToLoad = static_cast<size_t>(m_ui.listSearchResults->count()) < m_searchResults.size();
bool scrolledSufficiently = value > (m_ui.listSearchResults->verticalScrollBar()->maximum() * 0.95);
if (!m_resultsLoadTimer.isActive() && hasResultsToLoad && scrolledSufficiently)
{
// Load results once timer ends, allowing us to debounce repeated requests and only do one load.
m_resultsLoadTimer.start();
}
}
void CpuWidget::loadSearchResults()
{
const u32 numLoaded = m_ui.listSearchResults->count();
const u32 amountLeftToLoad = m_searchResults.size() - numLoaded;
if (amountLeftToLoad < 1)
return;
const bool isFirstLoad = numLoaded == 0;
const u32 maxLoadAmount = isFirstLoad ? m_initialResultsLoadLimit : m_numResultsAddedPerLoad;
const u32 numToLoad = amountLeftToLoad > maxLoadAmount ? maxLoadAmount : amountLeftToLoad;
for (u32 i = 0; i < numToLoad; i++)
{
u32 address = m_searchResults.at(numLoaded + i);
QListWidgetItem* item = new QListWidgetItem(QtUtils::FilledQStringFromValue(address, 16));
item->setData(256, address);
m_ui.listSearchResults->addItem(item);
}
}
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