[PATCH] D119105: [DAGCombiner][AArch64] Enhance to fold CSNEG into CSINC instruction

[Allen zhong via Phabricator via llvm-commits]

Allen created this revision.
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Fix https://github.com/llvm/llvm-project/issues/53071


https://reviews.llvm.org/D119105

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/aarch64-isel-csinc.ll

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