[Bug target/78762] Regression: Splitting unaligned AVX loads also when AVX2 is enabled

venkataramanan.kumar at amd dot com gcc-bugzilla@gcc.gnu.org
Wed Dec 21 13:24:00 GMT 2016


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78762

--- Comment #14 from Venkataramanan <venkataramanan.kumar at amd dot com> ---
(In reply to Allan Jensen from comment #13)
> The question is if the unaligned store is still slow on Excavator and Ryzen
> which support AVX2. As far as I understand the bulldozer architectures just
> prefer split AVX because it was basically emulating them with 128-bit
> micro-ops anyway.

I have to benchmark and then comeback on store splitting.


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