[llvm-commits] [PATCH] Add Pattern ID Information

David A. Greene greened at obbligato.org
Thu Aug 4 06:36:22 PDT 2011


"Rotem, Nadav" <nadav.rotem at intel.com> writes:

> Hi Bruno, 
>
> You are right. I meant that the code which lowers generic shuffles
> (with cross-lane access) to AVX256 is missing. Due to the restrictive
> nature of pshufs on avx256, we need to manually lower these shuffles
> to pshufs + permute or even vinsertf128 + shuf + permute. 

Yep, I have all of that.

                                  -Dave



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