1 // See LICENSE for license details.
3 #ifndef _RISCV_DISASM_H
4 #define _RISCV_DISASM_H
14 virtual std::string
to_string(insn_t val
) const = 0;
21 disasm_insn_t(const char* name
, uint32_t match
, uint32_t mask
,
22 const std::vector
<const arg_t
*>& args
)
23 : match(match
), mask(mask
), args(args
), name(name
) {}
25 bool operator == (insn_t insn
) const
27 return (insn
.bits() & mask
) == match
;
30 std::string
to_string(insn_t insn
) const
34 for (len
= 0; name
[len
]; len
++)
35 s
<< (name
[len
] == '_' ? '.' : name
[len
]);
39 s
<< std::string(std::max(1, 8 - len
), ' ');
40 for (size_t i
= 0; i
< args
.size()-1; i
++)
41 s
<< args
[i
]->to_string(insn
) << ", ";
42 s
<< args
[args
.size()-1]->to_string(insn
);
47 uint32_t get_match() const { return match
; }
48 uint32_t get_mask() const { return mask
; }
53 std::vector
<const arg_t
*> args
;
62 std::string
disassemble(insn_t insn
);
63 void add_insn(disasm_insn_t
* insn
);
65 static const int HASH_SIZE
= 256;
66 std::vector
<const disasm_insn_t
*> chain
[HASH_SIZE
+1];
67 const disasm_insn_t
* lookup(insn_t insn
);