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Diffstat (limited to 'src/devices/cpu/alph8201/8201dasm.h')
-rw-r--r-- | src/devices/cpu/alph8201/8201dasm.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/devices/cpu/alph8201/8201dasm.h b/src/devices/cpu/alph8201/8201dasm.h new file mode 100644 index 00000000000..85676c5de10 --- /dev/null +++ b/src/devices/cpu/alph8201/8201dasm.h @@ -0,0 +1,51 @@ +// license:BSD-3-Clause +// copyright-holders:Tatsuyuki Satoh +/* + +Notice: The alpha 8201 is now emulated using mame/alpha8201.* + +cpu/alph8201/ will be removed when the alpha 8304 has been dumped. + + + + +*/ + +/**************************************************************************** + Alpha 8201/8301 Disassembler + + Copyright Tatsuyuki Satoh + Originally written for the MAME project. + +****************************************************************************/ + +#ifndef MAME_CPU_ALPH8201_8201DASM_H +#define MAME_CPU_ALPH8201_8201DASM_H + +#pragma once + +class alpha8201_disassembler : public util::disasm_interface +{ +public: + alpha8201_disassembler(); + virtual ~alpha8201_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 AD8201Opcode { + u8 mask; + u8 bits; + u8 type; + u8 pmask; + u8 pdown; + const char *fmt; + }; + + static const char *const Formats[]; + AD8201Opcode Op[256]; + int op_count; +}; + +#endif |