[ell-i-developers] Re: Interesting article

  • From: Jose Granados Vergara <jose.granados@xxxxxx>
  • To: "ell-i-developers@xxxxxxxxxxxxx" <ell-i-developers@xxxxxxxxxxxxx>
  • Date: Fri, 04 Jul 2014 07:48:14 +0000

Yes the Hackathon talk was good stuff. I think I have a copy of the slides but 
please upload them anyway.

El 4/07/2014, a las 8:47, Pekka Nikander <pekka.nikander@xxxxxx> escribiĆ³:

>> Hi, here's an interesting article I found about optimization:
>> http://issuu.com/eeweb/docs/06_2014_embedded_developer_pages/32?e=7607911/8193154
> 
> An Interesting one but I don't agree with everything, e.g. all aspects of 
> using attribute(packed).  
> 
>> I think I could write a blog post about the same topic and how these kinds 
>> of techniques are applied in the ell-I runtime.
> 
> A very good idea.  Please go for it.  I think doing this in a group would 
> become even better, and in the long run it could grow into a good wiki page 
> that lots of people may want to read.  Perhaps even a Usenix paper...
> 
> 
> Of the tips in the article, I like the following ones:
> 
> #4: Considering register usage, especially in parameter passing
> #3/5/6: Mixing C and assembler when it makes sense  
> 
> For #7, I'd start a discussion about LLVM, noting that we haven't tried it 
> yet.
> 
> #8 is nice but rarely needed or used
> 
> I disagree with #9, the compiler should do this when useful, and the 
> explanation is not 100% correct.
> 
> 
> Besides those, we have the things I tried to explain in one of the talks at 
> the Hackathon.  We need to get that out at some point.  Anyone wants to help, 
> perhaps you Jose?  Just say so and I'll find the time to place the slides 
> into github.
> 
> --Pekka
> 
> 

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