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