Play-/Source/COP_FPU.h

#ifndef _COP_FPU_H_
#define _COP_FPU_H_

#include "MIPSCoprocessor.h"
#include "MIPSReflection.h"

class CCOP_FPU : public CMIPSCoprocessor
{
public:
										CCOP_FPU(MIPS_REGSIZE);
	virtual void						CompileInstruction(uint32, CCodeGen*, CMIPS*);
	virtual void						GetInstruction(uint32, char*);
	virtual void						GetArguments(uint32, uint32, char*);
	virtual uint32						GetEffectiveAddress(uint32, uint32);
	virtual bool						IsBranch(uint32);

protected:
	void								SetupReflectionTables();

	static void							ReflOpRtFs(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpRtFcs(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpFdFs(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpFdFt(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpFsFt(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpCcFsFt(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpFdFsFt(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpFtOffRs(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);
	static void							ReflOpCcOff(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32, char*, unsigned int);

	static uint32						ReflEaOffset(MIPSReflection::INSTRUCTION*, CMIPS*, uint32, uint32);

	MIPSReflection::INSTRUCTION			m_ReflGeneral[64];
	MIPSReflection::INSTRUCTION			m_ReflCop1[32];
	MIPSReflection::INSTRUCTION			m_ReflBc1[4];
	MIPSReflection::INSTRUCTION			m_ReflS[64];
	MIPSReflection::INSTRUCTION			m_ReflW[64];

	MIPSReflection::SUBTABLE			m_ReflGeneralTable;
	MIPSReflection::SUBTABLE			m_ReflCop1Table;
	MIPSReflection::SUBTABLE			m_ReflBc1Table;
	MIPSReflection::SUBTABLE			m_ReflSTable;
	MIPSReflection::SUBTABLE			m_ReflWTable;

private:
	typedef void (CCOP_FPU::*InstructionFuncConstant)();

	uint8						        m_nFT;
	uint8						        m_nFS;
	uint8						        m_nFD;

	static uint32						m_nCCMask[8];

	void							    SetCCBit(bool, uint32);
	void							    TestCCBit(uint32);

	static InstructionFuncConstant      m_pOpGeneral[0x20];
	static InstructionFuncConstant      m_pOpSingle[0x40];
	static InstructionFuncConstant      m_pOpWord[0x40];

	//General
	void							    MFC1();
	void								CFC1();
	void							    MTC1();
	void							    CTC1();
	void							    BC1();
	void							    S();
	void							    W();

	//Branch
	void							    BC1F();
	void							    BC1T();
	void							    BC1FL();
	void							    BC1TL();

	//Single
	void							    ADD_S();
	void							    SUB_S();
	void							    MUL_S();
	void							    DIV_S();
	void							    SQRT_S();
	void							    ABS_S();
	void							    MOV_S();
	void							    NEG_S();
	void								TRUNC_W_S();
	void							    ADDA_S();
	void							    MULA_S();
	void							    MADD_S();
	void							    MSUB_S();
	void							    CVT_W_S();
    void                                MAX_S();
    void                                MIN_S();
	void							    C_EQ_S();
	void							    C_LT_S();
	void							    C_LE_S();

	//Word
	void							    CVT_S_W();

	//Misc
	void							    LWC1();
	void							    SWC1();

	//Reflection tables
	static MIPSReflection::INSTRUCTION	m_cReflGeneral[64];
	static MIPSReflection::INSTRUCTION	m_cReflCop1[32];
	static MIPSReflection::INSTRUCTION	m_cReflBc1[4];
	static MIPSReflection::INSTRUCTION	m_cReflS[64];
	static MIPSReflection::INSTRUCTION	m_cReflW[64];
};

#endif