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Diffstat (limited to 'src/devices/cpu/fr/frdasm.h')
-rw-r--r-- | src/devices/cpu/fr/frdasm.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/devices/cpu/fr/frdasm.h b/src/devices/cpu/fr/frdasm.h new file mode 100644 index 00000000000..c02dfbb1b22 --- /dev/null +++ b/src/devices/cpu/fr/frdasm.h @@ -0,0 +1,49 @@ +// license:BSD-3-Clause +// copyright-holders:AJR + +#ifndef MAME_CPU_FR_FRDASM_H +#define MAME_CPU_FR_FRDASM_H 1 + +#pragma once + +class fr_disassembler : public util::disasm_interface +{ +public: + // construction/destruction + fr_disassembler(); + + // disassembler 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; + +protected: + // internal helpers + void format_u8(std::ostream &stream, u8 value); + void format_i8(std::ostream &stream, u8 value); + void format_disp(std::ostream &stream, u8 offs, unsigned shift); + void format_u10(std::ostream &stream, u16 value); + void format_i20(std::ostream &stream, u32 value); + void format_i32(std::ostream &stream, u32 value); + void format_label(std::ostream &stream, offs_t addr); + void format_dir(std::ostream &stream, u16 addr); + void format_ac_rdisp(std::ostream &stream, u8 rj); + void format_sp_udisp(std::ostream &stream, u8 disp); + void format_rs(std::ostream &stream, u8 reg); + offs_t dasm_invalid(std::ostream &stream, u16 opcode); + offs_t dasm_i4op(std::ostream &stream, u16 opcode, const char *inst); + offs_t dasm_shift(std::ostream &stream, u16 opcode, const char *inst); + offs_t dasm_rrop(std::ostream &stream, u16 opcode, const char *inst); + offs_t dasm_ld_fp_disp(std::ostream &stream, u16 opcode, const char *inst, unsigned shift); + offs_t dasm_st_fp_disp(std::ostream &stream, u16 opcode, const char *inst, unsigned shift); + offs_t dasm_ldstm(std::ostream &stream, u16 opcode, const char *inst); + offs_t dasm_bop(std::ostream &stream, u16 opcode, const char *inst); + offs_t dasm_cop(std::ostream &stream, u16 op1, u16 op2, const char *inst, bool crj, bool cri); + offs_t dasm_call(std::ostream &stream, offs_t pc, const char *inst, u16 disp); + offs_t dasm_branch(std::ostream &stream, offs_t pc, const char *inst, u16 disp); + offs_t dasm_07(std::ostream &stream, offs_t pc, const data_buffer &opcodes, u16 opcode); + offs_t dasm_17(std::ostream &stream, offs_t pc, const data_buffer &opcodes, u16 opcode); + offs_t dasm_97(std::ostream &stream, offs_t pc, const data_buffer &opcodes, u16 opcode); + offs_t dasm_9f(std::ostream &stream, offs_t pc, const data_buffer &opcodes, u16 opcode); +}; + +#endif // MAME_CPU_FR_FRDASM_H |