diff options
Diffstat (limited to 'src/devices/cpu/nios2/nios2dasm.h')
-rw-r--r-- | src/devices/cpu/nios2/nios2dasm.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/src/devices/cpu/nios2/nios2dasm.h b/src/devices/cpu/nios2/nios2dasm.h new file mode 100644 index 00000000000..4a081180e80 --- /dev/null +++ b/src/devices/cpu/nios2/nios2dasm.h @@ -0,0 +1,29 @@ +// license:BSD-3-Clause +// copyright-holders:AJR + +#ifndef MAME_CPU_NIOS2_NIOS2DASM_H +#define MAME_CPU_NIOS2_NIOS2DASM_H + +#pragma once + +class nios2_disassembler : public util::disasm_interface +{ +public: + // construction/destruction + nios2_disassembler(); + +protected: + // util::disasm_interface 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; + +private: + // disassembly helpers + offs_t dasm_rtype(std::ostream &stream, u32 inst) const; + + // formatting helpers + void format_simm16(std::ostream &stream, u16 imm16) const; + void format_ctlreg(std::ostream &stream, u8 n) const; +}; + +#endif // MAME_CPU_NIOS2_NIOS2DASM_H |