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Date: Thu, 12 Jun 2003 21:10:00 -0000
From: Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
To: Diego Novillo <dnovillo@redhat.com>
cc: "gcc@gcc.gnu.org" <gcc@gcc.gnu.org>
Subject: Re: tree-ssa branch: Call for preliminary testing
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On 12 Jun 2003, Diego Novillo wrote:

> On Mon, 2003-05-12 at 09:01, Richard Guenther wrote:
>
> > Got it compile on a 2Gig machine - .ii file can be fetched from
> >
> > http://www.tat.physik.uni-tuebingen.de/~rguenth/FieldCentering.cmpl.ii.gz
> >
> > the test uses max. 1.5GB ram on this machine.
> >
> > Richard.
> >
> Seems partially fixed now.  It takes 19 minutes to compile, though. But!
> it doesn't use more than 300Mb of core now.
>
> $ /usr/bin/time gcc/cc1plus -ftemplate-depth-80 -fno-exceptions -Drestrict=__restrict__ -DNOPAssert -DNOCTAssert -O2 -march=athlon -funroll-loops -fomit-frame-pointer --param min-inline-insns=200 -quiet FieldCentering.cmpl.ii               1106.46user 1.19system
> 18:55.17elapsed 97%CPU (0avgtext+0avgdata 0maxresident)k 0inputs+0outputs (1205major+142535minor)pagefaults 0swaps
>
> In contrast, this uses 200Mb of core in mainline and takes 17 seconds to
> compile.  I'm thinking this and Gerald's PR8361 are good test cases :)
>
> $ /usr/bin/time ~/merge-tree-ssa/mainline/native/bld.tobiano/gcc/cc1plus -ftemplate-depth-80 -fno-exceptions -Drestrict=__restrict__ -DNOPAssert -DNOCTAssert -O2 -march=athlon -funroll-loops -fomit-frame-pointer --param min-inline-insns=200 -quiet FieldCentering.cmpl.ii
> 16.29user 0.75system 0:17.13elapsed 99%CPU (0avgtext+0avgdata 0maxresident)k
> 0inputs+0outputs (1134major+109771minor)pagefaults 0swaps

Seems you have a very fast machine ;) Compiling the POOMA library
succeeded, now on regression testing (and the first test is already
at 600MB core now).

Richard.