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Showing the current PC in the disassembly view

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This commit is contained in:
Anonymus Raccoon
2020-03-28 00:54:11 +01:00
parent 686e88d7ea
commit 0119a5856b
6 changed files with 133 additions and 41 deletions
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sources/Debugger/CPUDebug.hpp
+22 -1
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@@ -5,6 +5,7 @@
#ifndef COMSQUARE_CPUDEBUG_HPP
#define COMSQUARE_CPUDEBUG_HPP
#include <QtWidgets/QStyledItemDelegate>
#include "../CPU/CPU.hpp"
#include "../Renderer/SFRenderer.hpp"
#include "../SNES.hpp"
@@ -34,6 +35,22 @@ public:
int columnCount(const QModelIndex &parent) const override;
//! @brief Return a data representing the table cell.
QVariant data(const QModelIndex &index, int role) const override;
//! @brief Override the headers to use hex values.
QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
};
//! @brief The qt class that highlight breakpoints and the PC's position
class RowPainter : public QStyledItemDelegate {
Q_OBJECT
private:
ComSquare::Debugger::CPUDebug &_cpu;
public:
explicit RowPainter(ComSquare::Debugger::CPUDebug &cpu, QObject *parent = nullptr);
RowPainter &operator=(const RowPainter &) = delete;
~RowPainter() override = default;
protected:
QSize sizeHint(const QStyleOptionViewItem &options, const QModelIndex &index) const override;
void paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
};
namespace ComSquare::Debugger
@@ -75,6 +92,8 @@ namespace ComSquare::Debugger
Ui::CPUView _ui;
//! @brief The disassembly viewer's model.
DisassemblyModel _model;
//! @brief A custom painter that highlight breakpoints and the PC's position.
RowPainter _painter;
//! @brief If this is set to true, the execution of the CPU will be paused.
bool _isPaused = true;
//! @brief If this is set to true, the CPU will execute one instruction and pause itself.
@@ -119,7 +138,9 @@ namespace ComSquare::Debugger
void disableDebugger();
//! @brief The list of disassembled instructions to show on the debugger.
std::vector<DisassembledInstruction> disassembledInstructions;
//! @brief Update the UI when reseting the CPU.
//! @brief Return the current program counter of this CPU.
uint24_t getPC();
//! @brief Update the UI when resetting the CPU.
int RESB(uint24_t) override;
//! @brief Convert a basic CPU to a debugging CPU.
explicit CPUDebug(ComSquare::CPU::CPU &cpu, SNES &snes);