summaryrefslogtreecommitdiff
path: root/nandgame/assembler/disas_ins_main.py
blob: c2417d56fb1950e1d772aaf27ffa887ad0941c56 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
#!/usr/bin/env python3

import sys

from py_nand_ass.disas import (
    print_decoded,
)  # pyright: ignore[reportImplicitRelativeImport]

if __name__ == "__main__":
    if len(sys.argv) != 2:
        print(f"Usage: {sys.argv[0]} [ins]")
        sys.exit(1)

    ins_hex = sys.argv[1]
    insb = bytes.fromhex(ins_hex)
    if len(insb) != 2:
        print("Invalid instruction")
        sys.exit(1)
    ins = int.from_bytes(insb)
    raw_ins = f"{insb[0]:02x} {insb[1]:02x}"
    decoded_ins = print_decoded(ins, False)
    decoded_ins2 = print_decoded(ins, True)
    if decoded_ins == decoded_ins2:
        line = f"\t{raw_ins}\t{decoded_ins}"
    else:
        line = f"\t{raw_ins}\t{decoded_ins2:<25}; {decoded_ins}"
    print(line)