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dolphin/Source/Core/DolphinQt2/Debugger/RegisterWidget.cpp

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// Copyright 2017 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include "DolphinQt2/Debugger/RegisterWidget.h"
#include "Core/Core.h"
#include "Core/HW/ProcessorInterface.h"
#include "Core/PowerPC/PowerPC.h"
#include "DolphinQt2/Host.h"
#include "DolphinQt2/QtUtils/ActionHelper.h"
#include "DolphinQt2/Settings.h"
#include <QHeaderView>
#include <QMenu>
#include <QTableWidget>
#include <QVBoxLayout>
RegisterWidget::RegisterWidget(QWidget* parent) : QDockWidget(parent)
{
setWindowTitle(tr("Registers"));
setObjectName(QStringLiteral("registers"));
setAllowedAreas(Qt::AllDockWidgetAreas);
auto& settings = Settings::GetQSettings();
restoreGeometry(settings.value(QStringLiteral("registerwidget/geometry")).toByteArray());
setFloating(settings.value(QStringLiteral("registerwidget/floating")).toBool());
CreateWidgets();
PopulateTable();
ConnectWidgets();
connect(Host::GetInstance(), &Host::UpdateDisasmDialog, this, [this] {
if (Settings::Instance().IsDebugModeEnabled() && Core::GetState() == Core::State::Paused)
{
m_updating = true;
emit UpdateTable();
m_updating = false;
}
});
connect(&Settings::Instance(), &Settings::RegistersVisibilityChanged,
[this](bool visible) { setHidden(!visible); });
connect(&Settings::Instance(), &Settings::DebugModeToggled, [this](bool enabled) {
setHidden(!enabled || !Settings::Instance().IsRegistersVisible());
});
setHidden(!Settings::Instance().IsRegistersVisible() ||
!Settings::Instance().IsDebugModeEnabled());
}
RegisterWidget::~RegisterWidget()
{
auto& settings = Settings::GetQSettings();
settings.setValue(QStringLiteral("registerwidget/geometry"), saveGeometry());
settings.setValue(QStringLiteral("registerwidget/floating"), isFloating());
}
void RegisterWidget::closeEvent(QCloseEvent*)
{
Settings::Instance().SetRegistersVisible(false);
}
void RegisterWidget::CreateWidgets()
{
m_table = new QTableWidget;
m_table->setColumnCount(9);
m_table->verticalHeader()->setVisible(false);
m_table->verticalHeader()->setDefaultSectionSize(24);
m_table->setContextMenuPolicy(Qt::CustomContextMenu);
m_table->setSelectionMode(QAbstractItemView::NoSelection);
m_table->setFont(Settings::Instance().GetDebugFont());
QStringList empty_list;
for (auto i = 0; i < 9; i++)
empty_list << QStringLiteral("");
m_table->setHorizontalHeaderLabels(empty_list);
QWidget* widget = new QWidget;
auto* layout = new QVBoxLayout;
layout->addWidget(m_table);
widget->setLayout(layout);
setWidget(widget);
}
void RegisterWidget::ConnectWidgets()
{
connect(m_table, &QTableWidget::customContextMenuRequested, this,
&RegisterWidget::ShowContextMenu);
connect(m_table, &QTableWidget::itemChanged, this, &RegisterWidget::OnItemChanged);
}
void RegisterWidget::OnItemChanged(QTableWidgetItem* item)
{
if (!item->data(DATA_TYPE).isNull() && !m_updating)
static_cast<RegisterColumn*>(item)->SetValue();
}
void RegisterWidget::ShowContextMenu()
{
QMenu* menu = new QMenu(this);
auto variant = m_table->currentItem()->data(DATA_TYPE);
if (!variant.isNull())
{
auto* item = static_cast<RegisterColumn*>(m_table->currentItem());
auto type = static_cast<RegisterType>(item->data(DATA_TYPE).toInt());
auto display = item->GetDisplay();
AddAction(menu, tr("Add to &watch"), this,
[this, item] { emit RequestMemoryBreakpoint(item->GetValue()); });
menu->addAction(tr("View &memory"));
menu->addAction(tr("View &code"));
menu->addSeparator();
QActionGroup* group = new QActionGroup(menu);
group->setExclusive(true);
auto* view_hex = menu->addAction(tr("Hexadecimal"));
auto* view_int = menu->addAction(tr("Signed Integer"));
auto* view_uint = menu->addAction(tr("Unsigned Integer"));
// i18n: A floating point number
auto* view_float = menu->addAction(tr("Float"));
// i18n: A double precision floating point number
auto* view_double = menu->addAction(tr("Double"));
for (auto* action : {view_hex, view_int, view_uint, view_float, view_double})
{
action->setCheckable(true);
action->setVisible(false);
action->setActionGroup(group);
}
switch (display)
{
case RegisterDisplay::Hex:
view_hex->setChecked(true);
break;
case RegisterDisplay::SInt32:
view_int->setChecked(true);
break;
case RegisterDisplay::UInt32:
view_uint->setChecked(true);
break;
case RegisterDisplay::Float:
view_float->setChecked(true);
break;
case RegisterDisplay::Double:
view_double->setChecked(true);
break;
}
switch (type)
{
case RegisterType::gpr:
view_hex->setVisible(true);
view_int->setVisible(true);
view_uint->setVisible(true);
view_float->setVisible(true);
break;
case RegisterType::fpr:
view_hex->setVisible(true);
view_double->setVisible(true);
break;
default:
break;
}
connect(view_hex, &QAction::triggered, [this, item] {
m_updating = true;
item->SetDisplay(RegisterDisplay::Hex);
m_updating = false;
});
connect(view_int, &QAction::triggered, [this, item] {
m_updating = true;
item->SetDisplay(RegisterDisplay::SInt32);
m_updating = false;
});
connect(view_uint, &QAction::triggered, [this, item] {
m_updating = true;
item->SetDisplay(RegisterDisplay::UInt32);
m_updating = false;
});
connect(view_float, &QAction::triggered, [this, item] {
m_updating = true;
item->SetDisplay(RegisterDisplay::Float);
m_updating = false;
});
connect(view_double, &QAction::triggered, [this, item] {
m_updating = true;
item->SetDisplay(RegisterDisplay::Double);
m_updating = false;
});
menu->addSeparator();
}
AddAction(menu, tr("Update"), this, [this] { emit RequestTableUpdate(); });
menu->exec(QCursor::pos());
}
void RegisterWidget::PopulateTable()
{
for (int i = 0; i < 32; i++)
{
// General purpose registers (int)
AddRegister(i, 0, RegisterType::gpr, "r" + std::to_string(i), [i] { return GPR(i); },
[i](u64 value) { GPR(i) = value; });
// Floating point registers (double)
AddRegister(i, 2, RegisterType::fpr, "f" + std::to_string(i), [i] { return riPS0(i); },
[i](u64 value) { riPS0(i) = value; });
AddRegister(i, 4, RegisterType::fpr, "", [i] { return riPS1(i); },
[i](u64 value) { riPS1(i) = value; });
}
for (int i = 0; i < 8; i++)
{
// IBAT registers
AddRegister(i, 5, RegisterType::ibat, "IBAT" + std::to_string(i),
[i] {
return (static_cast<u64>(PowerPC::ppcState.spr[SPR_IBAT0U + i * 2]) << 32) +
PowerPC::ppcState.spr[SPR_IBAT0L + i * 2];
},
nullptr);
// DBAT registers
AddRegister(i + 8, 5, RegisterType::dbat, "DBAT" + std::to_string(i),
[i] {
return (static_cast<u64>(PowerPC::ppcState.spr[SPR_DBAT0U + i * 2]) << 32) +
PowerPC::ppcState.spr[SPR_DBAT0L + i * 2];
},
nullptr);
// Graphics quantization registers
AddRegister(i + 16, 7, RegisterType::gqr, "GQR" + std::to_string(i),
[i] { return PowerPC::ppcState.spr[SPR_GQR0 + i]; }, nullptr);
}
for (int i = 0; i < 16; i++)
{
// SR registers
AddRegister(i, 7, RegisterType::sr, "SR" + std::to_string(i),
[i] { return PowerPC::ppcState.sr[i]; },
[i](u64 value) { PowerPC::ppcState.sr[i] = value; });
}
// Special registers
// TB
AddRegister(16, 5, RegisterType::tb, "TB",
[] {
return static_cast<u64>(PowerPC::ppcState.spr[SPR_TU]) << 32 |
PowerPC::ppcState.spr[SPR_TL];
},
nullptr);
// PC
AddRegister(17, 5, RegisterType::pc, "PC", [] { return PowerPC::ppcState.pc; },
[](u64 value) { PowerPC::ppcState.pc = value; });
// LR
AddRegister(18, 5, RegisterType::lr, "LR", [] { return PowerPC::ppcState.spr[SPR_LR]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_LR] = value; });
// CTR
AddRegister(19, 5, RegisterType::ctr, "CTR", [] { return PowerPC::ppcState.spr[SPR_CTR]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_CTR] = value; });
// CR
AddRegister(20, 5, RegisterType::cr, "CR", [] { return PowerPC::GetCR(); },
[](u64 value) { PowerPC::SetCR(value); });
// XER
AddRegister(21, 5, RegisterType::xer, "XER", [] { return PowerPC::GetXER().Hex; },
[](u64 value) { PowerPC::SetXER(UReg_XER(value)); });
// FPSCR
AddRegister(22, 5, RegisterType::fpscr, "FPSCR", [] { return PowerPC::ppcState.fpscr.Hex; },
[](u64 value) { PowerPC::ppcState.fpscr.Hex = value; });
// MSR
AddRegister(23, 5, RegisterType::msr, "MSR", [] { return PowerPC::ppcState.msr.Hex; },
[](u64 value) { PowerPC::ppcState.msr.Hex = value; });
// SRR 0-1
AddRegister(24, 5, RegisterType::srr, "SRR0", [] { return PowerPC::ppcState.spr[SPR_SRR0]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_SRR0] = value; });
AddRegister(25, 5, RegisterType::srr, "SRR1", [] { return PowerPC::ppcState.spr[SPR_SRR1]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_SRR1] = value; });
// Exceptions
AddRegister(26, 5, RegisterType::exceptions, "Exceptions",
[] { return PowerPC::ppcState.Exceptions; },
[](u64 value) { PowerPC::ppcState.Exceptions = value; });
// Int Mask
AddRegister(27, 5, RegisterType::int_mask, "Int Mask",
[] { return ProcessorInterface::GetMask(); }, nullptr);
// Int Cause
AddRegister(28, 5, RegisterType::int_cause, "Int Cause",
[] { return ProcessorInterface::GetCause(); }, nullptr);
// DSISR
AddRegister(29, 5, RegisterType::dsisr, "DSISR", [] { return PowerPC::ppcState.spr[SPR_DSISR]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_DSISR] = value; });
// DAR
AddRegister(30, 5, RegisterType::dar, "DAR", [] { return PowerPC::ppcState.spr[SPR_DAR]; },
[](u64 value) { PowerPC::ppcState.spr[SPR_DAR] = value; });
// Hash Mask
AddRegister(
31, 5, RegisterType::pt_hashmask, "Hash Mask",
[] { return (PowerPC::ppcState.pagetable_hashmask << 6) | PowerPC::ppcState.pagetable_base; },
nullptr);
emit RequestTableUpdate();
m_table->resizeColumnsToContents();
}
void RegisterWidget::AddRegister(int row, int column, RegisterType type, std::string register_name,
std::function<u64()> get_reg, std::function<void(u64)> set_reg)
{
auto* value = new RegisterColumn(type, get_reg, set_reg);
if (m_table->rowCount() <= row)
m_table->setRowCount(row + 1);
bool has_label = !register_name.empty();
if (has_label)
{
auto* label = new QTableWidgetItem(QString::fromStdString(register_name));
label->setFlags(Qt::ItemIsEnabled);
QFont label_font = label->font();
label_font.setBold(true);
label->setFont(label_font);
m_table->setItem(row, column, label);
m_table->setItem(row, column + 1, value);
m_table->item(row, column + 1)->setTextAlignment(Qt::AlignRight);
}
else
{
m_table->setItem(row, column, value);
m_table->item(row, column)->setTextAlignment(Qt::AlignRight);
}
connect(this, &RegisterWidget::UpdateTable, [value] { value->RefreshValue(); });
}
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