Files
ComSquare/sources/Debugger/CPUDebug.hpp
2020-02-17 00:32:10 +01:00

54 lines
1.8 KiB
C++

//
// Created by anonymus-raccoon on 2/14/20.
//
#ifndef COMSQUARE_CPUDEBUG_HPP
#define COMSQUARE_CPUDEBUG_HPP
#include "../CPU/CPU.hpp"
#include "../Renderer/SFRenderer.hpp"
#include "../SNES.hpp"
#include "../../ui/ui_cpu.h"
namespace ComSquare::Debugger
{
//! @brief A custom CPU with a window that show it's registers and the disassembly.
class CPUDebug : public CPU::CPU, public QMainWindow {
private:
//! @brief A widget that contain the whole UI.
Ui::CPUView _ui;
//! @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.
bool _isStepping = false;
//! @brief A reference to the snes (to disable the debugger).
SNES &_snes;
//! @brief Reimplement the basic instruction execution method to log instructions inside the logger view.
unsigned _executeInstruction(uint8_t opcode) override;
//! @brief Get a printable string representing an instruction.
static std::string _getInstructionString(uint8_t opcode);
//! @brief Get a printable string representing the flags.
std::string _getFlagsString();
//! @brief Update the register's panel (accumulator, stack pointer...)
void _updateRegistersPanel();
public slots:
//! @brief Pause/Resume the CPU.
void pause();
//! @brief Step - Execute a single instruction.
void step();
public:
//! @brief Update the UI when reseting the CPU.
void RESB() override;
//! @brief Convert a basic CPU to a debugging CPU.
explicit CPUDebug(ComSquare::CPU::CPU &cpu, SNES &snes);
CPUDebug(const CPUDebug &) = delete;
CPUDebug &operator=(const CPUDebug &) = delete;
~CPUDebug() override = default;
//! @brief Override the basic cpu's update to allow pausing of the CPU only.
unsigned update() override;
};
}
#endif //COMSQUARE_CPUDEBUG_HPP