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Re: [graphite] instancewise dependence analysis functions and structures
On Tue, Aug 19, 2008 at 03:30:10PM -0500, Sebastian Pop wrote:
>
> Huh? Who said so? The fact that you see no performance improvement
> does not mean that the code is not transformed. It is an inefficiency
> of the cloog-ppl port of domain_simplify function that messes up the
> code right now. If you want to help porting a 2000 lines code
> function please step up ;-)
>
Sebastian,
I guess I misunderstood Tobias Grosser's previous comments that...
> The problem seems to be that cloog-ppl does not remove all unused
> conditions. So there remain conditions in the cloog AST and, as our
> backend at the moment is not able to build conditions, we do not
> generate any code.
...to imply that you might have the intention to fix this issue by
adding support for the backend to build conditions rather than to
fix cloog-ppl to remove all the unused conditions.
Jack