citra/src/core/arm/dyncom/arm_dyncom.h
2014-12-25 22:46:44 -05:00

97 lines
2.3 KiB
C++

// Copyright 2014 Citra Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <memory>
#include "common/common_types.h"
#include "core/arm/arm_interface.h"
#include "core/arm/skyeye_common/armdefs.h"
class ARM_DynCom final : virtual public ARM_Interface {
public:
ARM_DynCom();
~ARM_DynCom();
/**
* Set the Program Counter to an address
* @param pc Address to set PC to
*/
void SetPC(u32 pc) override;
/*
* Get the current Program Counter
* @return Returns current PC
*/
u32 GetPC() const override;
/**
* Get an ARM register
* @param index Register index (0-15)
* @return Returns the value in the register
*/
u32 GetReg(int index) const override;
/**
* Set an ARM register
* @param index Register index (0-15)
* @param value Value to set register to
*/
void SetReg(int index, u32 value) override;
/**
* Get the current CPSR register
* @return Returns the value of the CPSR register
*/
u32 GetCPSR() const override;
/**
* Set the current CPSR register
* @param cpsr Value to set CPSR to
*/
void SetCPSR(u32 cpsr) override;
/**
* Returns the number of clock ticks since the last reset
* @return Returns number of clock ticks
*/
u64 GetTicks() const override;
/**
* Advance the CPU core by the specified number of ticks (e.g. to simulate CPU execution time)
* @param ticks Number of ticks to advance the CPU core
*/
void AddTicks(u64 ticks) override;
/**
* Saves the current CPU context
* @param ctx Thread context to save
*/
void SaveContext(ThreadContext& ctx) override;
/**
* Loads a CPU context
* @param ctx Thread context to load
*/
void LoadContext(const ThreadContext& ctx) override;
/// Prepare core for thread reschedule (if needed to correctly handle state)
void PrepareReschedule() override;
/**
* Executes the given number of instructions
* @param num_instructions Number of instructions to executes
*/
void ExecuteInstructions(int num_instructions) override;
private:
std::unique_ptr<ARMul_State> state;
u64 ticks;
};