diff options
Diffstat (limited to 'src/devices/cpu/c33/c33dasm.h')
-rw-r--r-- | src/devices/cpu/c33/c33dasm.h | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/src/devices/cpu/c33/c33dasm.h b/src/devices/cpu/c33/c33dasm.h new file mode 100644 index 00000000000..4eee7652526 --- /dev/null +++ b/src/devices/cpu/c33/c33dasm.h @@ -0,0 +1,37 @@ +// license:BSD-3-Clause +// copyright-holders:Vas Crabb +/* + Epson C33 disassembler +*/ + +#ifndef MAME_CPU_C33_C33DASM_H +#define MAME_CPU_C33_C33DASM_H + +#pragma once + + +class c33_disassembler : public util::disasm_interface +{ +public: + c33_disassembler(); + + virtual u32 opcode_alignment() const override; + virtual offs_t disassemble(std::ostream &stream, offs_t pc, data_buffer const &opcodes, data_buffer const ¶ms) override; + +private: + enum class ext_type { NONE, IMM13, IMM26, REG }; + + struct ext_info; + + offs_t dasm(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const; + + offs_t dasm_class_0(std::ostream &stream, offs_t pc, u16 op, ext_info const &ext) const; + offs_t dasm_class_1(std::ostream &stream, u16 op, ext_info const &ext) const; + offs_t dasm_class_2_3(std::ostream &stream, u16 op, ext_info const &ext) const; + offs_t dasm_class_4(std::ostream &stream, u16 op, ext_info const &ext) const; + offs_t dasm_class_6(std::ostream &stream, u16 op, ext_info const &ext) const; + offs_t dasm_class_5(std::ostream &stream, u16 op, ext_info const &ext) const; + offs_t dasm_class_7(std::ostream &stream, u16 op, ext_info const &ext) const; +}; + +#endif // MAME_CPU_C33_C33DASM_H |