Re: mov instruction

Hendrik Visage <[email protected]> Thu, 7 Feb 2013 15:57:37 +0200
Newsgroups gmane.linux.assembly
Message-ID <CADtGFv=CY+wFMRgzsrp3wcspMEhUYnCKSpQz6vfHJYhTUbVXBQ@mail.gmail.com>
On Thu, Feb 7, 2013 at 5:57 AM, horseriver <[email protected]> wrote:
> hi:)
>
>   Is here a suitable place to post topics about hardware technology?
>
>   I am curious about how mov work.
>   Why it can not move data from a mem adress to another adress  in one instruction.
>   in this form : mov (eax), (ebx)

That is what the (rep) movs(b/w) etc. operation(s) are designed for
these "string copy" operations. the old 8086 had those running between
es:di and ds:si as the registers for this.
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