[PATCH] D101297: [SLP]Allow masked gathers only if allowed by target.

Sanjay Patel via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Apr 27 05:41:10 PDT 2021


spatel added inline comments.


================
Comment at: llvm/test/Transforms/SLPVectorizer/X86/pr47629.ll:376
+; AVX-NEXT:    [[TMP10:%.*]] = bitcast i32* [[T0:%.*]] to <8 x i32>*
+; AVX-NEXT:    store <8 x i32> [[TMP9]], <8 x i32>* [[TMP10]], align 4, !tbaa [[TBAA0]]
 ; AVX-NEXT:    ret void
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Seems like an improvement, but do you know what happens on this example? There's no masked gather, but that interfered with the cost calc for forming the vector add or store?


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D101297/new/

https://reviews.llvm.org/D101297



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