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Diffstat (limited to 'src/devices/cpu/pic1670/pic1670d.h')
-rw-r--r-- | src/devices/cpu/pic1670/pic1670d.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/devices/cpu/pic1670/pic1670d.h b/src/devices/cpu/pic1670/pic1670d.h new file mode 100644 index 00000000000..cf96f43b632 --- /dev/null +++ b/src/devices/cpu/pic1670/pic1670d.h @@ -0,0 +1,34 @@ +// license:BSD-3-Clause +// copyright-holders:Olivier Galibert + +// PIC1670 disassembler + +#ifndef MAME_CPU_PIC1670_PIC1670D_H +#define MAME_CPU_PIC1670_PIC1670D_H + +#pragma once + +class pic1670_disassembler : public util::disasm_interface +{ +public: + pic1670_disassembler() = default; + virtual ~pic1670_disassembler() = default; + + 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; + +private: + struct instruction { + u16 value; + u16 mask; + u32 (*cb)(std::ostream &, const pic1670_disassembler *, u16, u16); + }; + + static const instruction instructions[]; + + std::string freg(u16 opcode) const; + static char fw(u16 opcode); + static std::string imm8(u16 opcode); +}; + +#endif // MAME_CPU_PIC1670_PIC1670D_H |