C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc

Steven Bosscher stevenb@suse.de
Tue May 4 14:44:00 GMT 2004


On May 04, 2004 04:32 PM, Diego Novillo <dnovillo@redhat.com> wrote:

> On Tue, 2004-05-04 at 10:16, Scott Robert Ladd wrote:
> 
> > test  tree-ssa  mainline    3.4.1    ICC 8.0
> > ----  --------  --------  --------  --------
> > alma    67.4      67.9      18.9      22.0
> > [...]
> >
> > Congratulations! Tree-ssa now beats ICC on the infamous "alma" 
> > benchmark. Good stuff.
> > 
> Don't you mean, tree-ssa gets clobbered by ICC? 67 secs is a lot longer
> than 22 secs.

That would still be mainline gets clobbered by ICC.  Every now and then we like to
forget so, but tree-ssa is still based on mainline ;-)

But 3.4.1 _is_ faster, looks like we have a serious regression here :-(

Gr.
Steven




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