Re: LF: DIVU Instruction


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Re: LF: DIVU Instruction





On Tue, 10 Dec 1996 JBridge21@aol.com wrote:

> I have been working on a Sierpinski hexagon, and I have to use the DIVU
> instruction to divide by 3. I tried it like this:
>    move.l #3,d5
>    divu.l d4, d5
> and I always get a divide by zero. not only is the reset problem annoying
> (about 5 min. delay), but no matter how I change it, I keep on getting a
> divide by zero. So, the instruction divides the first thing by the second,
> right? and stores the answer in the first, right? help is appreciated.
> 
> Tilde,
> Jeffrey :j
> JBridge21@aol.com
> 
The way I understand it, that instruction puts d5/d4 -> d5.  It takes the
long in d5, divides by the word in d4, stores the quotient long in d5.



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