[RFC] Using SPEC CPU2006

Kyrill Tkachov kyrylo.tkachov@arm.com
Fri Jun 5 08:54:00 GMT 2015


Hi Mikhail,

On 05/06/15 08:23, Mikhail Maltsev wrote:
> Hi, all!
>
> Could anyone please share some tips/recommendations w.r.t. testing
> performance of code generated by GCC using SPEC CPU2006 benchmark (e.g.
> recommended configs and patches for SPEC sources, if needed).
>
> For example, 400.perlbench fails to link (GCC complains on multiple
> definition of some string-related functions, like here:
> https://vmakarov.fedorapeople.org/spec/spec2006.toolbox/gcc/log/20150117/747.log).
> Is there a workaround?

For this particular issue, I believe it is because GCC 5 has moved to
a newer default C standard. Try adding -std=gnu89 to the
CPORTABILITY flags of perbench.

Kyrill

>
> Also, I noticed that Vladimir stopped publishing SPEC 2006 results in
> January 2015 (though current SPEC 2000 results are available). Is there
> some policy on publishing benchmark results?
>



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