diff options
author | 2017-07-05 11:44:49 +0200 | |
---|---|---|
committer | 2017-11-26 17:41:27 +0100 | |
commit | 6caef2579a1490f05d28bcede731cbdd45fc5c65 (patch) | |
tree | 8055384e183be3cb27e7d0894ac53dc96c09e6fa /src/devices/cpu/sh/sh_dasm.h | |
parent | 34b222062c89adbeed822f56be6130421777e11f (diff) |
dvdisasm: Overhaul [O. Galibert]
Disassemblers are now independant classes. Not only the code is
cleaner, but unidasm has access to all the cpu cores again. The
interface to the disassembly method has changed from byte buffers to
objects that give a result to read methods. This also adds support
for lfsr and/or paged PCs.
Diffstat (limited to 'src/devices/cpu/sh/sh_dasm.h')
-rw-r--r-- | src/devices/cpu/sh/sh_dasm.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/devices/cpu/sh/sh_dasm.h b/src/devices/cpu/sh/sh_dasm.h new file mode 100644 index 00000000000..52d6b2eb723 --- /dev/null +++ b/src/devices/cpu/sh/sh_dasm.h @@ -0,0 +1,45 @@ +// license:BSD-3-Clause +// copyright-holders:Juergen Buchmueller, R. Belmont + +#ifndef MAME_CPU_SH_SHDASM_H +#define MAME_CPU_SH_SHDASM_H + +#pragma once + +class sh_disassembler : public util::disasm_interface +{ +public: + sh_disassembler(bool is_sh34); + virtual ~sh_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; + + offs_t dasm_one(std::ostream &stream, offs_t pc, u16 opcode); + +private: + static const char *const regname[16]; + uint32_t op0000(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0001(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0010(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0011(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0100(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0101(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0110(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0111(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1000(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1001(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1010(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1011(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1100(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1101(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1110(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1111(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0000_sh34(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op0100_sh34(std::ostream &stream, uint32_t pc, uint16_t opcode); + uint32_t op1111_sh34(std::ostream &stream, uint32_t pc, uint16_t opcode); + + bool m_is_sh34; +}; + +#endif |