[all-commits] [llvm/llvm-project] c46b41: LSV: forbid load-cycles when vectorizing; fix bug ...

[Ramkumar Ramachandra via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: c46b41aaa6eaa787f808738d14c61a2f8b6d839f
      https://github.com/llvm/llvm-project/commit/c46b41aaa6eaa787f808738d14c61a2f8b6d839f
  Author: Ramkumar Ramachandra <ramkumar.ramachandra at codasip.com>
  Date:   2024-08-22 (Thu, 22 Aug 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
    M llvm/test/Transforms/LoadStoreVectorizer/AArch64/pr37865.ll

  Log Message:
  -----------
  LSV: forbid load-cycles when vectorizing; fix bug (#104815)

Forbid load-load cycles which would crash LoadStoreVectorizer when
reordering instructions.

Fixes #37865.



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