[PATCH] D120953: [AArch64][SelectionDAG] Supports unpklo/hi instructions to reduce the number of loads

[Allen zhong via Phabricator via llvm-commits]

Allen updated this revision to Diff 416675.
Allen added a comment.

Add a comment **TODO** as there are 2 cases will fail if I delete the conditon change of isFixedLengthVector derectly


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D120953/new/

https://reviews.llvm.org/D120953

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/sve-intrinsics-ldst-ext.ll
  llvm/test/CodeGen/AArch64/sve-intrinsics-mask-ldst-ext.ll
  llvm/test/CodeGen/AArch64/sve-masked-ldst-zext.ll

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