Jallist Archive May 2005

Re: Some thoughts

From: "fpinkse" <pa2fap(at)hotmail.com>
Date: 02 May 2005 08:29:55 -0000

Hello Wouter,

I agree with you the effort should go into this bank and page problem
on which I raised a flag in some earlier posts.

I need this volatile for the input as you explained earlier.

With best regards,

Frans.

--- In jallist@yahoogroups.com, "Wouter van Ooijen"  wrote:
> > Thank you for pointing out a serious pitfall, most apriciated.
> > I frogot about this aspect, good that you straightend that out.
> > Then let me add something to the code and then it will look like this:
> > 
> >     movf ,0
> >     movwf 
> >     btfss ,2
> >     bcf 
> >     btfcs ,2
> >     bsf  
> This takes 6 instructions, the current translation takes 7 on 4-page
> targets, 5 on 1-page targets. I think effort to reduce redundant page
> instructions would be more justified than effort to spent on this rather
> spcial case.
> 
> BTW do you realy need the target to be volatile?
> 
> Wouter van Ooijen
> 
> -- -------------------------------------------
> Van Ooijen Technische Informatica: www.voti.nl
> consultancy, development, PICmicro products
> docent Hogeschool van Utrecht: www.voti.nl/hvu





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