[llvm-branch-commits] [llvm] [X86] Suboptimal code for AVX-512 narrowing / blended permutex2var (PR #199452)

[Cullen Rhodes via llvm-branch-commits]

c-rhodes wrote:

> This would be better done as a cherry pick chain on #198683

you should be able to add a link on the issue to this PR in the Development tab on right-hand side if it helps?

https://github.com/llvm/llvm-project/pull/199452