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se3208.c: Modernized cpu core. [Wilbert Pol]

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Wilbert Pol 2013-12-27 09:46:44 +00:00
parent 458c341a40
commit 293f5d6a6d
2 changed files with 559 additions and 509 deletions
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908
src/emu/cpu/se3208/se3208.c
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160
src/emu/cpu/se3208/se3208.h
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@ -7,6 +7,162 @@ enum
#define SE3208_INT 0 #define SE3208_INT 0
DECLARE_LEGACY_CPU_DEVICE(SE3208, se3208);
CPU_DISASSEMBLE( se3208 ); class se3208_device : public cpu_device
{
public:
// construction/destruction
se3208_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
// device_execute_interface overrides
virtual UINT32 execute_min_cycles() const { return 1; }
virtual UINT32 execute_max_cycles() const { return 1; }
virtual UINT32 execute_input_lines() const { return 1; }
virtual void execute_run();
virtual void execute_set_input(int inputnum, int state);
// device_memory_interface overrides
virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const { return (spacenum == AS_PROGRAM) ? &m_program_config : NULL; }
// device_state_interface overrides
void state_string_export(const device_state_entry &entry, astring &string);
// device_disasm_interface overrides
virtual UINT32 disasm_min_opcode_bytes() const { return 2; }
virtual UINT32 disasm_max_opcode_bytes() const { return 2; }
virtual offs_t disasm_disassemble(char *buffer, offs_t pc, const UINT8 *oprom, const UINT8 *opram, UINT32 options);
private:
address_space_config m_program_config;
//GPR
UINT32 m_R[8];
//SPR
UINT32 m_PC;
UINT32 m_SR;
UINT32 m_SP;
UINT32 m_ER;
UINT32 m_PPC;
address_space *m_program;
direct_read_data *m_direct;
UINT8 m_IRQ;
UINT8 m_NMI;
int m_icount;
inline UINT32 read_dword_unaligned(address_space &space, UINT32 address);
inline UINT16 read_word_unaligned(address_space &space, UINT32 address);
inline void write_dword_unaligned(address_space &space, UINT32 address, UINT32 data);
inline void write_word_unaligned(address_space &space, UINT32 address, UINT16 data);
inline UINT8 SE3208_Read8(UINT32 addr);
inline UINT16 SE3208_Read16(UINT32 addr);
inline UINT32 SE3208_Read32(UINT32 addr);
inline void SE3208_Write8(UINT32 addr,UINT8 val);
inline void SE3208_Write16(UINT32 addr,UINT16 val);
inline void SE3208_Write32(UINT32 addr,UINT32 val);
inline UINT32 AddWithFlags(UINT32 a,UINT32 b);
inline UINT32 SubWithFlags(UINT32 a,UINT32 b);
inline UINT32 AdcWithFlags(UINT32 a,UINT32 b);
inline UINT32 SbcWithFlags(UINT32 a,UINT32 b);
inline UINT32 MulWithFlags(UINT32 a,UINT32 b);
inline UINT32 NegWithFlags(UINT32 a);
inline UINT32 AsrWithFlags(UINT32 Val, UINT8 By);
inline UINT32 LsrWithFlags(UINT32 Val, UINT8 By);
inline UINT32 AslWithFlags(UINT32 Val, UINT8 By);
inline void PushVal(UINT32 Val);
inline UINT32 PopVal();
typedef void (se3208_device::*_OP)(UINT16 Opcode);
_OP OpTable[0x10000];
void INVALIDOP(UINT16 Opcode);
void LDB(UINT16 Opcode);
void STB(UINT16 Opcode);
void LDS(UINT16 Opcode);
void STS(UINT16 Opcode);
void LD(UINT16 Opcode);
void ST(UINT16 Opcode);
void LDBU(UINT16 Opcode);
void LDSU(UINT16 Opcode);
void LERI(UINT16 Opcode);
void LDSP(UINT16 Opcode);
void STSP(UINT16 Opcode);
void PUSH(UINT16 Opcode);
void POP(UINT16 Opcode);
void LEATOSP(UINT16 Opcode);
void LEAFROMSP(UINT16 Opcode);
void LEASPTOSP(UINT16 Opcode);
void MOV(UINT16 Opcode);
void LDI(UINT16 Opcode);
void LDBSP(UINT16 Opcode);
void STBSP(UINT16 Opcode);
void LDSSP(UINT16 Opcode);
void STSSP(UINT16 Opcode);
void LDBUSP(UINT16 Opcode);
void LDSUSP(UINT16 Opcode);
void ADDI(UINT16 Opcode);
void SUBI(UINT16 Opcode);
void ADCI(UINT16 Opcode);
void SBCI(UINT16 Opcode);
void ANDI(UINT16 Opcode);
void ORI(UINT16 Opcode);
void XORI(UINT16 Opcode);
void CMPI(UINT16 Opcode);
void TSTI(UINT16 Opcode);
void ADD(UINT16 Opcode);
void SUB(UINT16 Opcode);
void ADC(UINT16 Opcode);
void SBC(UINT16 Opcode);
void AND(UINT16 Opcode);
void OR(UINT16 Opcode);
void XOR(UINT16 Opcode);
void CMP(UINT16 Opcode);
void TST(UINT16 Opcode);
void MULS(UINT16 Opcode);
void NEG(UINT16 Opcode);
void CALL(UINT16 Opcode);
void JV(UINT16 Opcode);
void JNV(UINT16 Opcode);
void JC(UINT16 Opcode);
void JNC(UINT16 Opcode);
void JP(UINT16 Opcode);
void JM(UINT16 Opcode);
void JNZ(UINT16 Opcode);
void JZ(UINT16 Opcode);
void JGE(UINT16 Opcode);
void JLE(UINT16 Opcode);
void JHI(UINT16 Opcode);
void JLS(UINT16 Opcode);
void JGT(UINT16 Opcode);
void JLT(UINT16 Opcode);
void JMP(UINT16 Opcode);
void JR(UINT16 Opcode);
void CALLR(UINT16 Opcode);
void ASR(UINT16 Opcode);
void LSR(UINT16 Opcode);
void ASL(UINT16 Opcode);
void EXTB(UINT16 Opcode);
void EXTS(UINT16 Opcode);
void SET(UINT16 Opcode);
void CLR(UINT16 Opcode);
void SWI(UINT16 Opcode);
void HALT(UINT16 Opcode);
void MVTC(UINT16 Opcode);
void MVFC(UINT16 Opcode);
void BuildTable(void);
_OP DecodeOp(UINT16 Opcode);
void SE3208_NMI();
void SE3208_Interrupt();
};
extern const device_type SE3208;