[PATCH] D137721: [AArch64] Optimize more memcmp when the result is tested for [in]equality with 0

[Allen zhong via Phabricator via llvm-commits]

Allen updated this revision to Diff 474914.
Allen added a comment.

Delete the one-use of leaf node XOR and add  a limitation of xor nodes


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D137721/new/

https://reviews.llvm.org/D137721

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/bcmp-inline-small.ll
  llvm/test/CodeGen/AArch64/bcmp.ll

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