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Re: New loop unroller broken?
On Thu, 22 Jan 2004, Zdenek Dvorak wrote:
> > Yes I see this also on PPC because of the doloop optimizations.
> > I do know that this was fixed on rtlopt branch though but I do not
> > when it is going to be fixed.
> > Zdenek do you know where the problem is and how to fix it for 3.4
> no (well, yes, but not with the patch acceptable in this stage).
> > and
> > 3.5?
> I would definitely like to do something with this in 3.5; if everything
> goes as I plan, I should have a new doloop pass that will be possible to
> run after unrolling ready in about two weeks.
Err - in the case of tree-ssa being merged for 3.5 wouldn't this be
useless? I.e. I would expect loop optimizations being done at the tree
level in this case. So this looks more appropriate for 3.4 (though maybe