[PATCH] D75377: [DAGCombiner][X86] Disable narrowExtractedVectorLoad if the element type size isn't byte sized

[Craig Topper via Phabricator via llvm-commits]

craig.topper marked an inline comment as done.
craig.topper added inline comments.


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Comment at: llvm/test/CodeGen/X86/avx512-extract-subvector-load-store.ll:624
 ; AVX512:       # %bb.0:
-; AVX512-NEXT:    kmovb 1(%rdi), %k0
+; AVX512-NEXT:    movzbl (%rdi), %eax
+; AVX512-NEXT:    xorl %ecx, %ecx
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I think this is because we're now hitting scalarizing code in the type legalizer.


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  https://reviews.llvm.org/D75377/new/

https://reviews.llvm.org/D75377