Re: LZ: Testing HL
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On 20 Sep 96 at 18:07, KEITH T BURZINSKI wrote:
> I need a way to test if all the bits in hl are set, similar to how
> one would test if all bits in hl were clear.
>
> What i mean is, well you can do
> ld a,h
> or l
> and that will return zero if hl = 0.
>
> what i need is a way to test if all the bits are 1, similar to the
> method above. Can i use "and" or "xor" for this?
How about this:
ld a,h
and l
inc a
if zeroflag is set (here we go again :) ) all bits in HL were set.
<pre>
--
Mattias Lindqvist
d96mli@efd.lth.se
www.efd.lth.se/~d96mli
</pre>
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