// license:BSD-3-Clause // copyright-holders:AJR #ifndef MAME_CPU_CR16B_CR16BDASM_H #define MAME_CPU_CR16B_CR16BDASM_H #pragma once class cr16b_disassembler : public util::disasm_interface { public: // construction/destruction cr16b_disassembler(); // disassembler overrides virtual u32 opcode_alignment() const override; virtual offs_t disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms) override; protected: enum cr16_arch { CR16A, CR16B }; cr16b_disassembler(cr16_arch arch); // internal helpers void format_reg(std::ostream &stream, u8 reg); void format_rpair(std::ostream &stream, u8 reg); virtual void format_rproc(std::ostream &stream, u8 reg); void format_short_imm(std::ostream &stream, u8 imm); void format_short_imm_unsigned(std::ostream &stream, u8 imm, bool i); void format_short_imm_decimal(std::ostream &stream, u8 imm); void format_medium_imm(std::ostream &stream, u16 imm); void format_medium_imm_unsigned(std::ostream &stream, u16 imm, bool i); void format_medium_imm_decimal(std::ostream &stream, u16 imm); void format_imm21(std::ostream &stream, u32 imm); void format_disp5(std::ostream &stream, u8 disp); void format_disp16(std::ostream &stream, u16 disp); void format_disp18(std::ostream &stream, u32 disp); void format_abs18(std::ostream &stream, u32 addr); void format_pc(std::ostream &stream, offs_t pc); void format_pc_disp17(std::ostream &stream, offs_t pc, u32 disp); void format_pc_disp21(std::ostream &stream, offs_t pc, u32 disp); void format_excp_vector(std::ostream &stream, u8 vec); private: // static tables static const char *const s_cc[14]; // architecture version const cr16_arch m_arch; }; class cr16a_disassembler : public cr16b_disassembler { public: // construction/destruction cr16a_disassembler(); protected: virtual void format_rproc(std::ostream &stream, u8 reg) override; }; #endif // MAME_CPU_CR16B_CR16BDASM_H