diff options
| -rw-r--r-- | nandgame/assembler/disas_ins.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/nandgame/assembler/disas_ins.py b/nandgame/assembler/disas_ins.py new file mode 100644 index 0000000..55d6177 --- /dev/null +++ b/nandgame/assembler/disas_ins.py @@ -0,0 +1,23 @@ +import sys + +from disas import print_decoded + +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)
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