When I copy like this :
mov word[esi+edi],0x7FFF
In the file I write it to it is copyed like FF 7F
Why does it do this, or how can I invert it?
When I copy like this : mov word[esi+edi],0x7FFF In the file I write it
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When I copy like this :
mov word[esi+edi],0x7FFF
In the file I write it to it is copyed like FF 7F
Why does it do this, or how can I invert it?
NASM didn’t do this. The processor did, because x86 is Little Endian (see endianness).
You could write
mov word[esi+edi],0xFF7Fif you wanted, but I suspect that the code was correct to begin with, only you didn’t take the endianness into account.