[PATCH] D28747: [X86] Don't create VBROADCAST nodes with 256-bit or 512-bit input types

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added a comment.

In https://reviews.llvm.org/D28747#646820, @craig.topper wrote:

> What became of previous conversations about splitting the opcodes?


I think it came up after https://reviews.llvm.org/D22460 when we found some regressions. Even if we don't go the route of fully splitting broadcast/subvbroadcast into reg and mem intrinsics I'm going to look into adding broadcast support into EltsFromConsecutiveLoads soon.


https://reviews.llvm.org/D28747