On 14/08/2018 17:02, Mark Johnston wrote:
>   At some point memcpy() may be an ifunc, ifunc resolution cannot be done
>   until CPU identification has been performed, and CPU identification must
>   be done after loading any microcode updates.

Wouldn't it be cool if before an ifunc is resolved (to a proper
optimized version) it pointed to a default implementation that is
sufficiently naive and robust that it can work on all CPUs?
But I don't know much about ifunc implementation, so no idea if it can
work like that.

-- 
Andriy Gapon
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