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// license:BSD-3-Clause
// copyright-holders:Wilbert Pol
#ifndef MAME_CPU_MINX_MINX_H
#define MAME_CPU_MINX_MINX_H
#pragma once
enum
{
MINX_PC=1, MINX_SP, MINX_BA, MINX_HL, MINX_X, MINX_Y,
MINX_U, MINX_V, MINX_F, MINX_E, MINX_N, MINX_I,
MINX_XI, MINX_YI
};
class minx_cpu_device : public cpu_device
{
public:
// construction/destruction
minx_cpu_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// device_execute_interface overrides
virtual uint32_t execute_min_cycles() const override { return 1; }
virtual uint32_t execute_max_cycles() const override { return 4; }
virtual uint32_t execute_input_lines() const override { return 1; }
virtual void execute_run() override;
virtual void execute_set_input(int inputnum, int state) override;
// device_memory_interface overrides
virtual space_config_vector memory_space_config() const override;
// device_state_interface overrides
virtual void state_string_export(const device_state_entry &entry, std::string &str) const override;
// device_disasm_interface overrides
virtual std::unique_ptr<util::disasm_interface> create_disassembler() override;
private:
address_space_config m_program_config;
uint16_t m_PC;
uint16_t m_SP;
uint16_t m_BA;
uint16_t m_HL;
uint16_t m_X;
uint16_t m_Y;
uint8_t m_U;
uint8_t m_V;
uint8_t m_F;
uint8_t m_E;
uint8_t m_N;
uint8_t m_I;
uint8_t m_XI;
uint8_t m_YI;
uint8_t m_halted;
uint8_t m_interrupt_pending;
address_space *m_program;
int m_icount;
// For debugger
uint32_t m_curpc;
uint16_t m_flags;
uint16_t rd16( uint32_t offset );
void wr16( uint32_t offset, uint16_t data );
uint8_t rdop();
uint16_t rdop16();
uint8_t ADD8( uint8_t arg1, uint8_t arg2 );
uint16_t ADD16( uint16_t arg1, uint16_t arg2 );
uint8_t ADDC8( uint8_t arg1, uint8_t arg2 );
uint16_t ADDC16( uint16_t arg1, uint16_t arg2 );
uint8_t INC8( uint8_t arg );
uint16_t INC16( uint16_t arg );
uint8_t SUB8( uint8_t arg1, uint8_t arg2 );
uint16_t SUB16( uint16_t arg1, uint16_t arg2 );
uint8_t SUBC8( uint8_t arg1, uint8_t arg2 );
uint16_t SUBC16( uint16_t arg1, uint16_t arg2 );
uint8_t DEC8( uint8_t arg );
uint16_t DEC16( uint16_t arg );
uint8_t AND8( uint8_t arg1, uint8_t arg2 );
uint8_t OR8( uint8_t arg1, uint8_t arg2 );
uint8_t XOR8( uint8_t arg1, uint8_t arg2 );
uint8_t NOT8( uint8_t arg );
uint8_t NEG8( uint8_t arg );
uint8_t SAL8( uint8_t arg );
uint8_t SAR8( uint8_t arg );
uint8_t SHL8( uint8_t arg );
uint8_t SHR8( uint8_t arg );
uint8_t ROLC8( uint8_t arg );
uint8_t RORC8( uint8_t arg );
uint8_t ROL8( uint8_t arg );
uint8_t ROR8( uint8_t arg );
void PUSH8( uint8_t arg );
void PUSH16( uint16_t arg );
uint8_t POP8();
uint16_t POP16();
void JMP( uint16_t arg );
void CALL( uint16_t arg );
void execute_one();
void execute_one_ce();
void execute_one_cf();
static const int insnminx_cycles[256];
static const int insnminx_cycles_CE[256];
static const int insnminx_cycles_CF[256];
};
DECLARE_DEVICE_TYPE(MINX, minx_cpu_device)
#endif // MAME_CPU_MINX_MINX_H
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