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Commit d46a6b3d authored by Simon Pilgrim's avatar Simon Pilgrim
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[X86][AVX512] Support variable-index vector insertion on AVX512 targets (PR47924) 

With predicate masks, AVX512 can efficiently perform variable-index vector insertion with 2 broadcasts + 1 comparison, avoiding a lot of aliased memory traffic.

Differential Revision: https://reviews.llvm.org/D95779
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