Some aspect of GCC memory consumption increased by recent patch

Jan Hubicka jh@suse.cz
Sun Sep 12 17:17:00 GMT 2004


> 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.
> 



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