------- Comment #22 from rguenther at suse dot de  2009-01-13 14:29 -------
Subject: Re:  TreeSSA-PRE load after store missed
 optimization

On Tue, 13 Jan 2009, amylaar at gcc dot gnu dot org wrote:

> ------- Comment #21 from amylaar at gcc dot gnu dot org  2009-01-13 14:11 
> -------
> (In reply to comment #20)
> > office:     1.39% worse
> 
> Actually, this is the EEMBC version with bezier01, where the entire benchmark
> gets optized away and thus tiny changes in the cost of the set-up code make
> noticeable differences.  Comparing the geometric means with bezier01 left out
> gives:
> 
> automotive: 5.73% improvement
> consumer:   0.04% improvement
> networking: 0.37% improvement
> office:     0.90% worse
> telecom:    0.00% worse

If you post a patch to add the option to enable/disable partial-PRE I will
happily review and approve it for 4.4.

Richard.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38401

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