[PATCH] elf: Replace memcmp with __memcmpeq for variable size

[Florian Weimer]

* H. J. Lu:

>> This must be something else.  According to the numbers, we save ~159
>> between ~569 cycles per __memcmpeq call.  That is just not realistic.
>
> I removed the cycle info from the commit log.

If we can't show the change is beneficial, is it worth the additional
1000 or so bytes in the loader text?

Thanks,
Florian