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Merge pull request #10578 from TryTwo/PR_MemoryWidget_Dual_Views 

Debugger MemoryWidget: Add dual views
This commit is contained in:
Admiral H. Curtiss 2022-04-23 22:23:31 +02:00 committed by GitHub
parent e0afcb3b94 a7111e3910
commit 4c080b8451
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 171 additions and 69 deletions
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216
Source/Core/DolphinQt/Debugger/MemoryViewWidget.cpp
View File

@ -64,7 +64,7 @@ void MemoryViewWidget::UpdateFont()
Update();
}
static int GetTypeSize(MemoryViewWidget::Type type)
constexpr int GetTypeSize(MemoryViewWidget::Type type)
{
switch (type)
{
@ -83,39 +83,43 @@ static int GetTypeSize(MemoryViewWidget::Type type)
case MemoryViewWidget::Type::Float32:
return 4;
case MemoryViewWidget::Type::Double:
case MemoryViewWidget::Type::Hex64:
return 8;
default:
return 1;
}
}
static int GetCharacterCount(MemoryViewWidget::Type type)
constexpr int GetCharacterCount(MemoryViewWidget::Type type)
{
// Max number of characters +1 for spacing between columns.
switch (type)
{
case MemoryViewWidget::Type::ASCII:
return 1;
case MemoryViewWidget::Type::Hex8:
case MemoryViewWidget::Type::ASCII: // A
return 2;
case MemoryViewWidget::Type::Unsigned8:
case MemoryViewWidget::Type::Hex8: // Byte = FF
return 3;
case MemoryViewWidget::Type::Hex16:
case MemoryViewWidget::Type::Signed8:
case MemoryViewWidget::Type::Unsigned8: // UCHAR_MAX = 255
return 4;
case MemoryViewWidget::Type::Unsigned16:
case MemoryViewWidget::Type::Hex16: // 2 Bytes = FFFF
case MemoryViewWidget::Type::Signed8: // CHAR_MIN = -128
return 5;
case MemoryViewWidget::Type::Signed16:
case MemoryViewWidget::Type::Unsigned16: // USHORT_MAX = 65535
return 6;
case MemoryViewWidget::Type::Hex32:
return 8;
case MemoryViewWidget::Type::Float32:
case MemoryViewWidget::Type::Signed16: // SHORT_MIN = -32768
return 7;
case MemoryViewWidget::Type::Hex32: // 4 Bytes = FFFFFFFF
return 9;
case MemoryViewWidget::Type::Double:
case MemoryViewWidget::Type::Unsigned32:
case MemoryViewWidget::Type::Signed32:
return 10;
case MemoryViewWidget::Type::Float32: // Rounded and Negative FLT_MAX = -3.403e+38
case MemoryViewWidget::Type::Unsigned32: // UINT_MAX = 4294967295
return 11;
case MemoryViewWidget::Type::Double: // Rounded and Negative DBL_MAX = -1.798e+308
case MemoryViewWidget::Type::Signed32: // INT_MIN = -2147483648
return 12;
case MemoryViewWidget::Type::Hex64: // For dual_view + Double. 8 Bytes = FFFFFFFFFFFFFFFF
return 17;
default:
return 8;
return 10;
}
}
@ -128,6 +132,9 @@ void MemoryViewWidget::Update()
const int data_columns = m_bytes_per_row / GetTypeSize(m_type);
if (m_dual_view)
setColumnCount(2 + 2 * data_columns);
else
setColumnCount(2 + data_columns);
if (rowCount() == 0)
@ -179,33 +186,79 @@ void MemoryViewWidget::Update()
continue;
}
}
bool row_breakpoint = true;
int starting_column = 2;
if (m_dual_view)
{
// Match left columns to number of right columns.
Type left_type = Type::Hex32;
if (GetTypeSize(m_type) == 1)
left_type = Type::Hex8;
else if (GetTypeSize(m_type) == 2)
left_type = Type::Hex16;
else if (GetTypeSize(m_type) == 8)
left_type = Type::Hex64;
UpdateColumns(left_type, starting_column);
const int column_count = m_bytes_per_row / GetTypeSize(left_type);
// Update column width
for (int i = starting_column; i < starting_column + column_count - 1; i++)
setColumnWidth(i, m_font_width * GetCharacterCount(left_type));
// Extra spacing between dual views.
setColumnWidth(starting_column + column_count - 1,
m_font_width * (GetCharacterCount(left_type) + 2));
starting_column += column_count;
}
UpdateColumns(m_type, starting_column);
UpdateBreakpointTags();
setColumnWidth(0, rowHeight(0));
for (int i = starting_column; i <= columnCount(); i++)
setColumnWidth(i, m_font_width * GetCharacterCount(m_type));
viewport()->update();
update();
}
void MemoryViewWidget::UpdateColumns(Type type, int first_column)
{
if (Core::GetState() != Core::State::Paused)
return;
const int data_columns = m_bytes_per_row / GetTypeSize(type);
const AddressSpace::Accessors* accessors = AddressSpace::GetAccessors(m_address_space);
auto text_alignment = Qt::AlignLeft;
if (type == Type::Signed32 || type == Type::Unsigned32 || type == Type::Signed16 ||
type == Type::Unsigned16 || type == Type::Signed8 || type == Type::Unsigned8)
{
text_alignment = Qt::AlignRight;
}
for (int i = 0; i < rowCount(); i++)
{
u32 row_address = item(i, 1)->data(Qt::UserRole).toUInt();
if (!accessors->IsValidAddress(row_address))
continue;
auto update_values = [&](auto value_to_string) {
for (int c = 0; c < data_columns; c++)
{
auto* cell_item = new QTableWidgetItem;
cell_item->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
cell_item->setTextAlignment(text_alignment);
if (m_type == Type::Signed32 || m_type == Type::Unsigned32 || m_type == Type::Signed16 ||
m_type == Type::Unsigned16 || m_type == Type::Signed8 || m_type == Type::Unsigned8)
cell_item->setTextAlignment(Qt::AlignRight);
const u32 cell_address = row_address + c * GetTypeSize(type);
const u32 cell_address = row_address + c * GetTypeSize(m_type);
// GetMemCheck is more accurate than OverlapsMemcheck, unless standard alginments are
// enforced.
if (m_address_space == AddressSpace::Type::Effective &&
PowerPC::memchecks.GetMemCheck(cell_address, GetTypeSize(m_type)) != nullptr)
{
cell_item->setBackground(Qt::red);
}
else
{
row_breakpoint = false;
}
setItem(i, 2 + c, cell_item);
setItem(i, first_column + c, cell_item);
if (accessors->IsValidAddress(cell_address))
{
@ -219,7 +272,7 @@ void MemoryViewWidget::Update()
}
}
};
switch (m_type)
switch (type)
{
case Type::Hex8:
update_values([&accessors](u32 address) {
@ -246,6 +299,12 @@ void MemoryViewWidget::Update()
return QStringLiteral("%1").arg(value, 8, 16, QLatin1Char('0'));
});
break;
case Type::Hex64:
update_values([&accessors](u32 address) {
const u64 value = accessors->ReadU64(address);
return QStringLiteral("%1").arg(value, 16, 16, QLatin1Char('0'));
});
break;
case Type::Unsigned8:
update_values(
[&accessors](u32 address) { return QString::number(accessors->ReadU8(address)); });
@ -295,29 +354,47 @@ void MemoryViewWidget::Update()
});
break;
}
}
}
void MemoryViewWidget::UpdateBreakpointTags()
{
if (Core::GetState() != Core::State::Paused)
return;
for (int i = 0; i < rowCount(); i++)
{
bool row_breakpoint = false;
for (int c = 2; c < columnCount(); c++)
{
// Pull address from cell itself, helpful for dual column view.
auto cell = item(i, c);
u32 address = cell->data(Qt::UserRole).toUInt();
if (address == 0)
{
row_breakpoint = false;
continue;
}
// In dual view the only sizes that dont match up on both left and right views are for
// Double, which uses two or four columns of hex32.
if (m_address_space == AddressSpace::Type::Effective &&
PowerPC::memchecks.GetMemCheck(address, GetTypeSize(m_type)) != nullptr)
{
row_breakpoint = true;
cell->setBackground(Qt::red);
}
}
if (row_breakpoint)
{
bp_item->setData(Qt::DecorationRole, Resources::GetScaledThemeIcon("debugger_breakpoint")
item(i, 0)->setData(Qt::DecorationRole,
Resources::GetScaledThemeIcon("debugger_breakpoint")
.pixmap(QSize(rowHeight(0) - 3, rowHeight(0) - 3)));
}
}
setColumnWidth(0, rowHeight(0));
// Number of characters possible.
int max_length = GetCharacterCount(m_type);
// Column width is the max number of characters + 1 or 2 for the space between columns. A longer
// length means less columns, so a bigger spacing is fine.
max_length += max_length < 8 ? 1 : 2;
const int width = m_font_width * max_length;
for (int i = 2; i < columnCount(); i++)
setColumnWidth(i, width);
viewport()->update();
update();
}
void MemoryViewWidget::SetAddressSpace(AddressSpace::Type address_space)
@ -335,12 +412,12 @@ AddressSpace::Type MemoryViewWidget::GetAddressSpace() const
{
return m_address_space;
}
void MemoryViewWidget::SetDisplay(Type type, int bytes_per_row, int alignment, bool dual_view)
void MemoryViewWidget::SetDisplay(Type type, int bytes_per_row, int alignment)
{
m_type = type;
m_bytes_per_row = bytes_per_row;
m_dual_view = dual_view;
if (alignment == 0)
m_alignment = GetTypeSize(type);
else
@ -407,16 +484,28 @@ u32 MemoryViewWidget::GetContextAddress() const
void MemoryViewWidget::ToggleRowBreakpoint(bool row)
{
TMemCheck check;
if (m_address_space != AddressSpace::Type::Effective)
return;
const u32 addr = row ? m_base_address : GetContextAddress();
const auto length = row ? m_bytes_per_row : GetTypeSize(m_type);
const auto length = GetTypeSize(m_type);
const int breaks = row ? (m_bytes_per_row / length) : 1;
bool overlap = false;
if (m_address_space == AddressSpace::Type::Effective)
// Row breakpoint should either remove any breakpoint left on the row, or activate all
// breakpoints.
if (row && PowerPC::memchecks.OverlapsMemcheck(addr, m_bytes_per_row))
overlap = true;
for (int i = 0; i < breaks; i++)
{
if (!PowerPC::memchecks.OverlapsMemcheck(addr, length))
u32 address = addr + length * i;
TMemCheck* check_ptr = PowerPC::memchecks.GetMemCheck(address, length);
if (check_ptr == nullptr && !overlap)
{
check.start_address = addr;
TMemCheck check;
check.start_address = address;
check.end_address = check.start_address + length - 1;
check.is_ranged = length > 0;
check.is_break_on_read = (m_bp_type == BPType::ReadOnly || m_bp_type == BPType::ReadWrite);
@ -426,9 +515,10 @@ void MemoryViewWidget::ToggleRowBreakpoint(bool row)
PowerPC::memchecks.Add(check);
}
else
else if (check_ptr != nullptr)
{
PowerPC::memchecks.Remove(addr);
// Using the pointer fixes misaligned breakpoints (0x11 breakpoint in 0x10 aligned view).
PowerPC::memchecks.Remove(check_ptr->start_address);
}
}

8
Source/Core/DolphinQt/Debugger/MemoryViewWidget.h
View File

@ -21,6 +21,7 @@ public:
Hex8 = 1,
Hex16,
Hex32,
Hex64,
Unsigned8,
Unsigned16,
Unsigned32,
@ -48,7 +49,7 @@ public:
void SetAddressSpace(AddressSpace::Type address_space);
AddressSpace::Type GetAddressSpace() const;
void SetDisplay(Type type, int bytes_per_row, int alignment);
void SetDisplay(Type type, int bytes_per_row, int alignment, bool dual_view);
void SetBPType(BPType type);
void SetAddress(u32 address);
@ -70,9 +71,11 @@ private:
void OnContextMenu();
void OnCopyAddress();
void OnCopyHex();
void UpdateBreakpointTags();
void UpdateColumns(Type type, int first_column);
AddressSpace::Type m_address_space{};
Type m_type = Type::Hex8;
Type m_type = Type::Hex32;
BPType m_bp_type = BPType::ReadWrite;
bool m_do_log = true;
u32 m_context_address;
@ -82,4 +85,5 @@ private:
int m_font_vspace = 0;
int m_bytes_per_row = 16;
int m_alignment = 16;
bool m_dual_view = false;
};

11
Source/Core/DolphinQt/Debugger/MemoryWidget.cpp
View File

@ -215,9 +215,13 @@ void MemoryWidget::CreateWidgets()
m_row_length_combo->addItem(tr("8 Bytes"), 8);
m_row_length_combo->addItem(tr("16 Bytes"), 16);
m_row_length_combo->setCurrentIndex(2);
m_dual_check = new QCheckBox(tr("Dual View"));
displaytype_layout->addWidget(m_display_combo);
displaytype_layout->addWidget(m_align_combo);
displaytype_layout->addWidget(m_row_length_combo);
displaytype_layout->addWidget(m_dual_check);
// MBP options
auto* bp_group = new QGroupBox(tr("Memory breakpoint options"));
@ -318,6 +322,8 @@ void MemoryWidget::ConnectWidgets()
&MemoryWidget::OnDisplayChanged);
}
connect(m_dual_check, &QCheckBox::toggled, this, &MemoryWidget::OnDisplayChanged);
for (auto* radio : {m_bp_read_write, m_bp_read_only, m_bp_write_only})
connect(radio, &QRadioButton::toggled, this, &MemoryWidget::OnBPTypeChanged);
@ -431,19 +437,20 @@ void MemoryWidget::OnDisplayChanged()
const auto type = static_cast<MemoryViewWidget::Type>(m_display_combo->currentData().toInt());
int bytes_per_row = m_row_length_combo->currentData().toInt();
int alignment;
bool dual_view = m_dual_check->isChecked();
if (type == MemoryViewWidget::Type::Double && bytes_per_row == 4)
bytes_per_row = 8;
// Alignment: First (fixed) option equals bytes per row. 'currentData' is correct for other
// options. Type-based must be calculated in memoryviewwidget and is left at 0. No alignment is
// options. Type-based must be calculated in memoryviewwidget and is left at 0. "No alignment" is
// equivalent to a value of 1.
if (m_align_combo->currentIndex() == 0)
alignment = bytes_per_row;
else
alignment = m_align_combo->currentData().toInt();
m_memory_view->SetDisplay(type, bytes_per_row, alignment);
m_memory_view->SetDisplay(type, bytes_per_row, alignment, dual_view);
SaveSettings();
}

1
Source/Core/DolphinQt/Debugger/MemoryWidget.h
View File

@ -98,6 +98,7 @@ private:
QComboBox* m_display_combo;
QComboBox* m_align_combo;
QComboBox* m_row_length_combo;
QCheckBox* m_dual_check;
QPushButton* m_set_value;
QPushButton* m_from_file;
QPushButton* m_dump_mram;