[PATCH] D98240: [VectorCombine] Simplify to scalar store if only one element updated

[Qiu Chaofan via Phabricator via llvm-commits]

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This is vector-combine version of revision D71828 <https://reviews.llvm.org/D71828>, which simplifies `load-insertelt-store` pattern into `getelementptr-store`.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D98240

Files:
  llvm/lib/Transforms/Vectorize/VectorCombine.cpp
  llvm/test/Transforms/InstCombine/load-insert-store.ll
  llvm/test/Transforms/VectorCombine/X86/load-insert-store.ll

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