[PATCH] D108253: [WIP][X86] Introduce 'blend with broadcast' shuffle lowering strategy (PR50971)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon added inline comments.


================
Comment at: llvm/lib/Target/X86/X86ISelLowering.cpp:12798
+                                              /*BlendOfIdentitiesOnly=*/true);
+}
+
----------------
lowerShuffleAsDecomposedShuffleMerge does some of this already - can we not extend that?


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D108253/new/

https://reviews.llvm.org/D108253