mirror of
https://github.com/citra-emu/citra.git
synced 2024-12-18 04:30:05 +00:00
citra-qt: Remove disassembler widget
It has performance problems, a very misleading UI, and is broken in general. It has essentially been superceded by the GDB stub, but if we wanted a built-in disassembler in the future it'd essentially need to be rewritten from scratch anyway. Closes #427, #1480
This commit is contained in:
Yuri Kunde Schlesner
parent
e33558c6ce
commit
47e806b084
@ -12,7 +12,6 @@ set(SRCS
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configuration/configure_input.cpp
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configuration/configure_system.cpp
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debugger/callstack.cpp
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debugger/disassembler.cpp
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debugger/graphics/graphics.cpp
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debugger/graphics/graphics_breakpoint_observer.cpp
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debugger/graphics/graphics_breakpoints.cpp
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@ -44,7 +43,6 @@ set(HEADERS
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configuration/configure_input.h
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configuration/configure_system.h
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debugger/callstack.h
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debugger/disassembler.h
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debugger/graphics/graphics.h
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debugger/graphics/graphics_breakpoint_observer.h
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debugger/graphics/graphics_breakpoints.h
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@ -75,7 +73,6 @@ set(UIS
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configuration/configure_input.ui
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configuration/configure_system.ui
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debugger/callstack.ui
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debugger/disassembler.ui
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debugger/registers.ui
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hotkeys.ui
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main.ui
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@ -1,272 +0,0 @@
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include <QShortcut>
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#include "citra_qt/bootmanager.h"
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#include "citra_qt/debugger/disassembler.h"
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#include "citra_qt/hotkeys.h"
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#include "citra_qt/util/util.h"
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#include "common/break_points.h"
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#include "common/symbols.h"
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#include "core/arm/arm_interface.h"
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#include "core/arm/disassembler/arm_disasm.h"
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#include "core/core.h"
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#include "core/memory.h"
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DisassemblerModel::DisassemblerModel(QObject* parent)
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: QAbstractListModel(parent), base_address(0), code_size(0), program_counter(0),
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selection(QModelIndex()) {}
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int DisassemblerModel::columnCount(const QModelIndex& parent) const {
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return 3;
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}
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int DisassemblerModel::rowCount(const QModelIndex& parent) const {
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return code_size;
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}
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QVariant DisassemblerModel::data(const QModelIndex& index, int role) const {
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switch (role) {
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case Qt::DisplayRole: {
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u32 address = base_address + index.row() * 4;
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u32 instr = Memory::Read32(address);
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std::string disassembly = ARM_Disasm::Disassemble(address, instr);
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if (index.column() == 0) {
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return QString("0x%1").arg((uint)(address), 8, 16, QLatin1Char('0'));
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} else if (index.column() == 1) {
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return QString::fromStdString(disassembly);
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} else if (index.column() == 2) {
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if (Symbols::HasSymbol(address)) {
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TSymbol symbol = Symbols::GetSymbol(address);
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return QString("%1 - Size:%2")
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.arg(QString::fromStdString(symbol.name))
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.arg(symbol.size / 4); // divide by 4 to get instruction count
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} else if (ARM_Disasm::Decode(instr) == OP_BL) {
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u32 offset = instr & 0xFFFFFF;
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// Sign-extend the 24-bit offset
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if ((offset >> 23) & 1)
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offset |= 0xFF000000;
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// Pre-compute the left-shift and the prefetch offset
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offset <<= 2;
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offset += 8;
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TSymbol symbol = Symbols::GetSymbol(address + offset);
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return QString(" --> %1").arg(QString::fromStdString(symbol.name));
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}
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}
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break;
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}
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case Qt::BackgroundRole: {
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unsigned int address = base_address + 4 * index.row();
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if (breakpoints.IsAddressBreakPoint(address))
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return QBrush(QColor(0xFF, 0xC0, 0xC0));
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else if (address == program_counter)
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return QBrush(QColor(0xC0, 0xC0, 0xFF));
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break;
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}
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case Qt::FontRole: {
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if (index.column() == 0 || index.column() == 1) { // 2 is the symbols column
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return GetMonospaceFont();
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}
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break;
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}
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default:
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break;
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}
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return QVariant();
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}
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QModelIndex DisassemblerModel::IndexFromAbsoluteAddress(unsigned int address) const {
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return index((address - base_address) / 4, 0);
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}
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const BreakPoints& DisassemblerModel::GetBreakPoints() const {
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return breakpoints;
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}
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void DisassemblerModel::ParseFromAddress(unsigned int address) {
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// NOTE: A too large value causes lagging when scrolling the disassembly
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const unsigned int chunk_size = 1000 * 500;
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// If we haven't loaded anything yet, initialize base address to the parameter address
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if (code_size == 0)
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base_address = address;
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// If the new area is already loaded, just continue
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if (base_address + code_size > address + chunk_size && base_address <= address)
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return;
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// Insert rows before currently loaded data
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if (base_address > address) {
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unsigned int num_rows = (address - base_address) / 4;
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beginInsertRows(QModelIndex(), 0, num_rows);
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code_size += num_rows;
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base_address = address;
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endInsertRows();
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}
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// Insert rows after currently loaded data
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if (base_address + code_size < address + chunk_size) {
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unsigned int num_rows = (base_address + chunk_size - code_size - address) / 4;
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beginInsertRows(QModelIndex(), 0, num_rows);
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code_size += num_rows;
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endInsertRows();
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}
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SetNextInstruction(address);
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}
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void DisassemblerModel::OnSelectionChanged(const QModelIndex& new_selection) {
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selection = new_selection;
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}
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void DisassemblerModel::OnSetOrUnsetBreakpoint() {
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if (!selection.isValid())
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return;
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unsigned int address = base_address + selection.row() * 4;
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if (breakpoints.IsAddressBreakPoint(address)) {
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breakpoints.Remove(address);
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} else {
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breakpoints.Add(address);
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}
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emit dataChanged(selection, selection);
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}
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void DisassemblerModel::SetNextInstruction(unsigned int address) {
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QModelIndex cur_index = IndexFromAbsoluteAddress(program_counter);
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QModelIndex prev_index = IndexFromAbsoluteAddress(address);
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program_counter = address;
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emit dataChanged(cur_index, cur_index);
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emit dataChanged(prev_index, prev_index);
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}
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DisassemblerWidget::DisassemblerWidget(QWidget* parent, EmuThread* emu_thread)
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: QDockWidget(parent), base_addr(0), emu_thread(emu_thread) {
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disasm_ui.setupUi(this);
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RegisterHotkey("Disassembler", "Start/Stop", QKeySequence(Qt::Key_F5), Qt::ApplicationShortcut);
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RegisterHotkey("Disassembler", "Step", QKeySequence(Qt::Key_F10), Qt::ApplicationShortcut);
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RegisterHotkey("Disassembler", "Step into", QKeySequence(Qt::Key_F11), Qt::ApplicationShortcut);
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RegisterHotkey("Disassembler", "Set Breakpoint", QKeySequence(Qt::Key_F9),
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Qt::ApplicationShortcut);
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connect(disasm_ui.button_step, SIGNAL(clicked()), this, SLOT(OnStep()));
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connect(disasm_ui.button_pause, SIGNAL(clicked()), this, SLOT(OnPause()));
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connect(disasm_ui.button_continue, SIGNAL(clicked()), this, SLOT(OnContinue()));
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connect(GetHotkey("Disassembler", "Start/Stop", this), SIGNAL(activated()), this,
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SLOT(OnToggleStartStop()));
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connect(GetHotkey("Disassembler", "Step", this), SIGNAL(activated()), this, SLOT(OnStep()));
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connect(GetHotkey("Disassembler", "Step into", this), SIGNAL(activated()), this,
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SLOT(OnStepInto()));
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setEnabled(false);
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}
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void DisassemblerWidget::Init() {
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model->ParseFromAddress(Core::CPU().GetPC());
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disasm_ui.treeView->resizeColumnToContents(0);
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disasm_ui.treeView->resizeColumnToContents(1);
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disasm_ui.treeView->resizeColumnToContents(2);
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QModelIndex model_index = model->IndexFromAbsoluteAddress(Core::CPU().GetPC());
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disasm_ui.treeView->scrollTo(model_index);
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disasm_ui.treeView->selectionModel()->setCurrentIndex(
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model_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
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}
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void DisassemblerWidget::OnContinue() {
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emu_thread->SetRunning(true);
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}
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void DisassemblerWidget::OnStep() {
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OnStepInto(); // change later
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}
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void DisassemblerWidget::OnStepInto() {
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emu_thread->SetRunning(false);
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emu_thread->ExecStep();
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}
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void DisassemblerWidget::OnPause() {
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emu_thread->SetRunning(false);
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// TODO: By now, the CPU might not have actually stopped...
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if (Core::System::GetInstance().IsPoweredOn()) {
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model->SetNextInstruction(Core::CPU().GetPC());
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}
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}
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void DisassemblerWidget::OnToggleStartStop() {
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emu_thread->SetRunning(!emu_thread->IsRunning());
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}
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void DisassemblerWidget::OnDebugModeEntered() {
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u32 next_instr = Core::CPU().GetPC();
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if (model->GetBreakPoints().IsAddressBreakPoint(next_instr))
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emu_thread->SetRunning(false);
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model->SetNextInstruction(next_instr);
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QModelIndex model_index = model->IndexFromAbsoluteAddress(next_instr);
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disasm_ui.treeView->scrollTo(model_index);
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disasm_ui.treeView->selectionModel()->setCurrentIndex(
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model_index, QItemSelectionModel::SelectCurrent | QItemSelectionModel::Rows);
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}
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void DisassemblerWidget::OnDebugModeLeft() {}
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int DisassemblerWidget::SelectedRow() {
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QModelIndex index = disasm_ui.treeView->selectionModel()->currentIndex();
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if (!index.isValid())
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return -1;
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return disasm_ui.treeView->selectionModel()->currentIndex().row();
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}
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void DisassemblerWidget::OnEmulationStarting(EmuThread* emu_thread) {
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this->emu_thread = emu_thread;
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model = new DisassemblerModel(this);
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disasm_ui.treeView->setModel(model);
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connect(disasm_ui.treeView->selectionModel(),
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SIGNAL(currentChanged(const QModelIndex&, const QModelIndex&)), model,
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SLOT(OnSelectionChanged(const QModelIndex&)));
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connect(disasm_ui.button_breakpoint, SIGNAL(clicked()), model, SLOT(OnSetOrUnsetBreakpoint()));
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connect(GetHotkey("Disassembler", "Set Breakpoint", this), SIGNAL(activated()), model,
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SLOT(OnSetOrUnsetBreakpoint()));
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Init();
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setEnabled(true);
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}
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void DisassemblerWidget::OnEmulationStopping() {
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disasm_ui.treeView->setModel(nullptr);
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delete model;
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emu_thread = nullptr;
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setEnabled(false);
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}
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@ -1,76 +0,0 @@
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// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include <QAbstractListModel>
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#include <QDockWidget>
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#include "common/break_points.h"
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#include "common/common_types.h"
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#include "ui_disassembler.h"
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class QAction;
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class EmuThread;
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class DisassemblerModel : public QAbstractListModel {
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Q_OBJECT
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public:
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explicit DisassemblerModel(QObject* parent);
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int columnCount(const QModelIndex& parent = QModelIndex()) const override;
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int rowCount(const QModelIndex& parent = QModelIndex()) const override;
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QVariant data(const QModelIndex& index, int role = Qt::DisplayRole) const override;
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QModelIndex IndexFromAbsoluteAddress(unsigned int address) const;
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const BreakPoints& GetBreakPoints() const;
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public slots:
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void ParseFromAddress(unsigned int address);
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void OnSelectionChanged(const QModelIndex&);
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void OnSetOrUnsetBreakpoint();
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void SetNextInstruction(unsigned int address);
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private:
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unsigned int base_address;
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unsigned int code_size;
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unsigned int program_counter;
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QModelIndex selection;
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BreakPoints breakpoints;
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};
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class DisassemblerWidget : public QDockWidget {
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Q_OBJECT
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public:
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DisassemblerWidget(QWidget* parent, EmuThread* emu_thread);
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void Init();
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public slots:
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void OnContinue();
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void OnStep();
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void OnStepInto();
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void OnPause();
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void OnToggleStartStop();
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void OnDebugModeEntered();
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void OnDebugModeLeft();
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void OnEmulationStarting(EmuThread* emu_thread);
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void OnEmulationStopping();
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private:
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// returns -1 if no row is selected
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int SelectedRow();
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Ui::DockWidget disasm_ui;
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DisassemblerModel* model;
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u32 base_addr;
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EmuThread* emu_thread;
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};
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@ -1,81 +0,0 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<ui version="4.0">
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<class>DockWidget</class>
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<widget class="QDockWidget" name="DockWidget">
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<property name="geometry">
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<rect>
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<x>0</x>
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<y>0</y>
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<width>430</width>
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<height>401</height>
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</rect>
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</property>
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<property name="windowTitle">
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<string>Disassembly</string>
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</property>
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<widget class="QWidget" name="dockWidgetContents">
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<layout class="QVBoxLayout" name="verticalLayout">
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<item>
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<layout class="QHBoxLayout" name="horizontalLayout">
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<item>
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<widget class="QPushButton" name="button_step">
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<property name="text">
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<string>Step</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="button_pause">
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<property name="text">
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<string>Pause</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="button_continue">
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<property name="text">
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<string>Continue</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="pushButton">
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<property name="text">
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<string>Step Into</string>
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</property>
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</widget>
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</item>
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<item>
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<widget class="QPushButton" name="button_breakpoint">
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<property name="text">
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<string>Set Breakpoint</string>
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</property>
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</widget>
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</item>
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</layout>
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</item>
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<item>
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<widget class="QTreeView" name="treeView">
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<property name="alternatingRowColors">
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<bool>true</bool>
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</property>
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<property name="indentation">
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<number>20</number>
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</property>
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<property name="rootIsDecorated">
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<bool>false</bool>
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</property>
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<property name="uniformRowHeights">
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<bool>true</bool>
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</property>
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<attribute name="headerVisible">
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<bool>false</bool>
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</attribute>
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</widget>
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</item>
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</layout>
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</widget>
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</widget>
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<resources/>
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<connections/>
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</ui>
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@ -17,7 +17,6 @@
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#include "citra_qt/configuration/config.h"
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#include "citra_qt/configuration/configure_dialog.h"
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#include "citra_qt/debugger/callstack.h"
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#include "citra_qt/debugger/disassembler.h"
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#include "citra_qt/debugger/graphics/graphics.h"
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#include "citra_qt/debugger/graphics/graphics_breakpoints.h"
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#include "citra_qt/debugger/graphics/graphics_cmdlists.h"
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@ -130,15 +129,6 @@ void GMainWindow::InitializeDebugWidgets() {
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debug_menu->addAction(microProfileDialog->toggleViewAction());
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#endif
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disasmWidget = new DisassemblerWidget(this, emu_thread.get());
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addDockWidget(Qt::BottomDockWidgetArea, disasmWidget);
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disasmWidget->hide();
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debug_menu->addAction(disasmWidget->toggleViewAction());
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connect(this, &GMainWindow::EmulationStarting, disasmWidget,
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&DisassemblerWidget::OnEmulationStarting);
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connect(this, &GMainWindow::EmulationStopping, disasmWidget,
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&DisassemblerWidget::OnEmulationStopping);
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registersWidget = new RegistersWidget(this);
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addDockWidget(Qt::RightDockWidgetArea, registersWidget);
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registersWidget->hide();
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@ -391,16 +381,12 @@ void GMainWindow::BootGame(const QString& filename) {
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connect(render_window, SIGNAL(Closed()), this, SLOT(OnStopGame()));
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// BlockingQueuedConnection is important here, it makes sure we've finished refreshing our views
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||||
// before the CPU continues
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeEntered()), disasmWidget, SLOT(OnDebugModeEntered()),
|
||||
Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeEntered()), registersWidget,
|
||||
SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeEntered()), callstackWidget,
|
||||
SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeEntered()), waitTreeWidget,
|
||||
SLOT(OnDebugModeEntered()), Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeLeft()), disasmWidget, SLOT(OnDebugModeLeft()),
|
||||
Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeLeft()), registersWidget, SLOT(OnDebugModeLeft()),
|
||||
Qt::BlockingQueuedConnection);
|
||||
connect(emu_thread.get(), SIGNAL(DebugModeLeft()), callstackWidget, SLOT(OnDebugModeLeft()),
|
||||
|
||||
@ -12,7 +12,6 @@
|
||||
|
||||
class CallstackWidget;
|
||||
class Config;
|
||||
class DisassemblerWidget;
|
||||
class EmuThread;
|
||||
class GameList;
|
||||
class GImageInfo;
|
||||
@ -152,7 +151,6 @@ private:
|
||||
// Debugger panes
|
||||
ProfilerWidget* profilerWidget;
|
||||
MicroProfileDialog* microProfileDialog;
|
||||
DisassemblerWidget* disasmWidget;
|
||||
RegistersWidget* registersWidget;
|
||||
CallstackWidget* callstackWidget;
|
||||
GPUCommandStreamWidget* graphicsWidget;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user