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// license:BSD-3-Clause
// copyright-holders:Wilbert Pol, hap
/*

  TMS0980/TMS1000-family disassembler

*/

#ifndef MAME_CPU_TMS1000_TMS1K_DASM_H
#define MAME_CPU_TMS1000_TMS1K_DASM_H

#pragma once

class tms1000_base_disassembler : public util::disasm_interface
{
public:
	tms1000_base_disassembler(const u8 *lut_mnemonic, bool opcode_9bits, int pc_bits);
	virtual ~tms1000_base_disassembler() = default;

	virtual u32 opcode_alignment() const override { return 1; }
	virtual u32 interface_flags() const override { return NONLINEAR_PC | PAGED; }
	virtual u32 page_address_bits() const override { return m_pc_bits; }
	virtual offs_t pc_linear_to_real(offs_t pc) const override;
	virtual offs_t pc_real_to_linear(offs_t pc) const override;
	virtual offs_t disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer &params) override;

protected:
	enum e_mnemonics
	{
		zILL = 0,
		zA10AAC, zA6AAC, zA8AAC, zAC1AC, zACACC, zACNAA, zALEC, zALEM, zAMAAC, zBRANCH, zCALL, zCCLA,
		zCLA, zCLO, zCOMC, zCOMX, zCOMX8, zCPAIZ, zCTMDYN, zDAN, zDMAN, zDMEA, zDNAA,
		zDYN, zIA, zIMAC, zIYC, zKNEZ, zLDP, zLDX2, zLDX3, zLDX4, zMNEA, zMNEZ,
		zNDMEA, zOFF, zRBIT, zREAC, zRETN, zRSTR, zSAL, zSAMAN, zSBIT,
		zSBL, zSEAC, zSETR, zTAM, zTAMACS, zTAMDYN, zTAMIY, zTAMIYC, zTAMZA,
		zTAY, zTBIT, zTCMIY, zTCY, zTDO, zTKA, zTKM, zTMA,
		zTMY, zTYA, zXDA, zXMA, zYMCY, zYNEA, zYNEC
	};

	enum e_addressing
	{
		zB0 = 0, zI2, zI3, zI4, zB7
	};

	static const char *const s_mnemonic[];
	static const u32 s_flags[];
	static const u8 s_addressing[];
	static const u8 i2_value[4];
	static const u8 i3_value[8];
	static const u8 i4_value[16];

	const u8 *m_lut_mnemonic;
	bool m_opcode_9bits;
	int m_pc_bits;

	std::unique_ptr<u8[]> m_l2r;
	std::unique_ptr<u8[]> m_r2l;
};

class tms1000_disassembler : public tms1000_base_disassembler
{
public:
	tms1000_disassembler();
	virtual ~tms1000_disassembler() = default;

protected:
	static const u8 tms1000_mnemonic[256];
};

class tms1100_disassembler : public tms1000_base_disassembler
{
public:
	tms1100_disassembler();
	virtual ~tms1100_disassembler() = default;

	virtual u32 interface_flags() const override { return NONLINEAR_PC | PAGED2LEVEL; }
	virtual u32 page2_address_bits() const override { return 4; }

protected:
	static const u8 tms1100_mnemonic[256];
};

class tms0980_disassembler : public tms1000_base_disassembler
{
public:
	tms0980_disassembler();
	virtual ~tms0980_disassembler() = default;

protected:
	static const u8 tms0980_mnemonic[512];
};

class tp0320_disassembler : public tms1000_base_disassembler
{
public:
	tp0320_disassembler();
	virtual ~tp0320_disassembler() = default;

protected:
	static const u8 tp0320_mnemonic[512];
};

#endif