[PATCH, PR 49089] Don't split AVX256 unaligned loads by default on bdver1 and generic

H.J. Lu hjl.tools@gmail.com
Fri Jun 17 18:33:00 GMT 2011

On Fri, Jun 17, 2011 at 10:45 AM, Fang, Changpeng
<Changpeng.Fang@amd.com> wrote:
>>Why not just move AVX256_SPLIT_UNALIGNED_STORE
>>and AVX256_SPLIT_UNALIGNED_LOAD to ix86_tune_indices?
> I would like to keep the -m option so that at least we can explicitly turn
> off the splittings when regressions are found!

I prefer to implement it the same way as:


> By the way, I can add an index for store splitting, if you want.

Yes, please.


More information about the Gcc-patches mailing list