[all-commits] [llvm/llvm-project] b64ec3: [SLP] The order of store chains needs to consider ...

[tcwzxx via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b64ec3c9faf0adce6e92c69fb48a7c7473c57200
      https://github.com/llvm/llvm-project/commit/b64ec3c9faf0adce6e92c69fb48a7c7473c57200
  Author: tcwzxx <tcwzxx at gmail.com>
  Date:   2024-08-07 (Wed, 07 Aug 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/X86/stores_mix_sizes.ll

  Log Message:
  -----------
  [SLP] The order of store chains needs to consider the size of the values. (#101810)

When store chains have the same value type ID and pointer type ID, they
may mix different sizes of values, such as i8 and i64. This can lead to
missed vectorization opportunities.



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