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Re: Bootstrap failures


On 10/21/06, Richard Guenther <rguenther@suse.de> wrote:
On Fri, 20 Oct 2006, Daniel Berlin wrote:

> On 10/20/06, Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz> wrote:
> > Hello,
> >
> > I am getting bootstap failures on i686 and x86_64 during libjava build,
> > that seem to be caused by your patch (probably the same problem as
> > the one reported in http://gcc.gnu.org/ml/gcc-patches/2006-10/msg01033.html,
> > however, on a platform easier to access).
> >
> > Zdenek
> >
>
> I am testing a fix for all of these issues (compile time, memory
> usage, bootstrap failure).
>
> It will end up losing us some generated code performance, but should
> fix all the issues.
>
> The diff being tested is attached (it possibly doesn't even bootstrap
> yet, i just made the changes a second ago)

It's better than before but still not perfect (but I guess that was to
be expected).  Runtime for tramp3d improved slightly, the worst MICO
compile-time/memory regressions are gone (but interestingly new ones
popped up).

I wonder if the new ones are because our grouping heuristics are odd

Richard.


--
Richard Guenther <rguenther@suse.de>
Novell / SUSE Labs



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