On Thu, Apr 12, 2018 at 8:53 AM, Wilco Dijkstra <wilco.dijks...@arm.com> wrote:
> So generally it's a good idea to change mempcpy into memcpy by default. It's > not slower than calling mempcpy even if you have a fast implementation, it's > faster > if you use an up to date GLIBC which calls memcpy, and it's significantly > better > when using an old GLIBC. > It is a BAD idea for x86. We don't want to turn mempcpy to to memcpy on x86. PERIOD. -- H.J.
