[PATCH] D159267: [AArch64] Remove copy instruction between uaddlv and dup

[JinGu Kang via Phabricator via llvm-commits]

jaykang10 updated this revision to Diff 555720.
jaykang10 added a comment.

Following @efriedma's comment, added a custom SDNode for `uaddlv` and patterns for it.

@efriedma If you feel something wrong with this update, please let me know.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D159267/new/

https://reviews.llvm.org/D159267

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/AArch64/AArch64InstrInfo.td
  llvm/test/CodeGen/AArch64/aarch64-neon-vector-insert-uaddlv.ll
  llvm/test/CodeGen/AArch64/dp1.ll
  llvm/test/CodeGen/AArch64/neon-addlv.ll

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