This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: Some aspect of GCC memory consumption increased by recent patch
- From: Jan Hubicka <jh at suse dot cz>
- To: Diego Novillo <dnovillo at redhat dot com>
- Cc: Jan Hubicka <jh at suse dot cz>, gcctest at suse dot de,Jeff Law <law at redhat dot com>, "gcc at gcc dot gnu dot org" <gcc at gcc dot gnu dot org>
- Date: Sun, 12 Sep 2004 18:15:49 +0200
- Subject: Re: Some aspect of GCC memory consumption increased by recent patch
- References: <414384E5.mailMZD11UM4X@suse.de> <20040912002618.GU10129@kam.mff.cuni.cz> <1095003584.4828.202.camel@localhost.localdomain>
> On Sat, 2004-09-11 at 20:26, Jan Hubicka wrote:
>
> > Seems to come mostly from increased memory usage of VARRAYS.
> > block_defs varray now consume 19MB instead of 7MB. Overall there is
> > 118MB instead of 105MB. We now produce 547817 instead of 233466 SSA
> > names. Can this be caused by ...
> >
> Hmm, do you get similar savings if you throttle --param
> global-var-threshold? If so, then it is related.
I just have the logs saved, so I can't test it easilly.
>
> Jie is in the process of getting a copyright assignment. Once the
> paperwork is done, we can add his patch back.
But since the patch is on the way back to tree, lets wait if it solves
the issue after re-applying it.
Honza
>
>
> Diego.
>