[PATCH] powerpc64: strrchr optimization for power8

Tulio Magno Quites Machado Filho tuliom@linux.vnet.ibm.com
Mon Apr 3 15:30:00 GMT 2017


Carlos O'Donell <carlos@redhat.com> writes:

> Now I plotted the power8 performance and there is a big bump in the middle,
> any idea why?

I remember that we discussed this on #glibc and you noticed the same behavior
on simple_strrchr and we agreed this could be raw hardware behavior.

Do you think this question is still blocking this patch?

-- 
Tulio Magno



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