Re: A83: Re: Assembly instructions


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Re: A83: Re: Assembly instructions




I'm saying that the z80 table file is used to assembly programs for the more
advanced z180 as well as the z80 and so some of the instructions don't work
on the z80.

Joe Wingbermuehle
http://www.usmo.com/~joewing/

-----Original Message-----
From: Alan C Johnson <benjamin99@juno.com>
To: assembly-83@lists.ticalc.org <assembly-83@lists.ticalc.org>
Date: Friday, October 09, 1998 10:54 AM
Subject: Re: A83: Re: Assembly instructions


>
>So, what you're saying is that the z80 tables have some instructions that
>won't work on the calcs?
>
>>
>>tst on the x86 is an and instruction that doesn't change any registers
>>but
>>the flag register (like cp is to sub). Not that tst does anything on
>>the z80
>>:P it is only for the z180!
>>
>>Joe Wingbermuehle
>>http://www.usmo.com/~joewing/
>>
>>-----Original Message-----
>>From: Linus Akesson <lairfight@softhome.net>
>>To: Phelan Wolf <assembly-83@lists.ticalc.org>
>>Date: Thursday, October 08, 1998 3:57 PM
>>Subject: Re: A83: Re: Assembly instructions
>>
>>
>>>
>>>On 07-Oct-98, Phelan Wolf wrote:
>>>
>>>>>>>>SLP
>>>>>>
>>>>>>silent linking protocol(?)
>>>>>
>>>>>What is silent linking?
>>>
>>>>like what the graph link does, it may be an internal routine to
>>access
>>>>the link port while on the home screen
>>>
>>>lol.. yeah right, as a processor instruction! =)
>>>My guess: shift left through p/v flag. (?)
>>>
>>>>>
>>>>>>
>>>>>>>>TST
>>>>>>
>>>>>>test
>>>>>
>>>>>For what?
>>>
>>>>no clue, I guessed
>>>
>>>probably like a "cp 0".
>>>
>>>Linus
>>>
>>
>>
>
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