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Diffstat (limited to 'src/devices/cpu/vt61/vt61dasm.h')
-rw-r--r-- | src/devices/cpu/vt61/vt61dasm.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/devices/cpu/vt61/vt61dasm.h b/src/devices/cpu/vt61/vt61dasm.h new file mode 100644 index 00000000000..a2f038f1458 --- /dev/null +++ b/src/devices/cpu/vt61/vt61dasm.h @@ -0,0 +1,34 @@ +// license:BSD-3-Clause +// copyright-holders:AJR + +#ifndef MAME_CPU_VT61_VT61DASM_H +#define MAME_CPU_VT61_VT61DASM_H + +#pragma once + +class vt61_disassembler : public util::disasm_interface +{ +public: + // construction/destruction + vt61_disassembler(); + +protected: + // disassembler overrides + virtual u32 opcode_alignment() const override; + virtual u32 interface_flags() const override; + virtual u32 page_address_bits() const override; + virtual offs_t disassemble(std::ostream &stream, offs_t pc, const data_buffer &opcodes, const data_buffer ¶ms) override; + +private: + // tables + static const char *const s_opr_a[8]; + static const char *const s_opr_b[16]; + static const char *const s_sources[12]; + static const char *const s_conditions[32][2]; + + // disassembly helpers + void dasm_spr(std::ostream &stream, u8 r); + void dasm_source(std::ostream &stream, u16 inst); +}; + +#endif // MAME_CPU_VT61_VT61DASM_H |