[llvm-branch-commits] [llvm] release/23.x: [SLP]Fix narrow-tree gate width and extract miscount (PR #217569)

[Karthika Devi C via llvm-branch-commits]

kartcq wrote:

Without this patch, we are seeing regressions in internal benchmarks.
What are we planning on these @alexey-bataev @bababuck 

CC : @efriedma-quic 

https://github.com/llvm/llvm-project/pull/217569