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Optimizations
- To: mrs at windriver dot com, gcc at gcc dot gnu dot org
- Subject: Optimizations
- From: "Virgil Palanciuc" <vv2vv at hotmail dot com>
- Date: Fri, 10 Mar 2000 11:46:20 EET
>Well, optimizing gcc's memory allocation should be an interesting
>project. Certainly we do little in this area, so any improvement you
>could contribute would be great. Also, with the advent of 200+ cycle
>memory misses, it might be fairly profitable. As for register
>allocation, I would hope that it would be hard to improve gcc's
>scheme, but the right person with the right algorithm...
My project is specifically for the SC100 family. I never dreamed of being
able to do any general optimizations (I thought people are trying to
optimize gcc for too long for me to be able to bring something new in only
two months). However, if you think optimizing gcc's memory allocation is
possible (in AT MOST 2 months), write me some details (frankly, I don't know
how gcc does the memory allocation - my approach was to write a new phase
that discards whatever memory allocation gcc did so far).
> > schemes for a specific architecture (Motorola's SC100 family).
>Our code isn't specific to any processor and any code you submit that
>we included, would have to be fairly machine independent,or at least,
>it would have to not harm performance on other machines.
I already explained : I didn't think I can make machine-independent
optimizations. Of course, I would be glad to be wrong in this matter.
Virgil.
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