[all-commits] [llvm/llvm-project] 37bde7: [SLP]Fix hanging on small trees with phis only wit...

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 37bde7ae5baa85889c9fcc647bdac149c646116e
      https://github.com/llvm/llvm-project/commit/37bde7ae5baa85889c9fcc647bdac149c646116e
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2025-02-18 (Tue, 18 Feb 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    A llvm/test/Transforms/SLPVectorizer/RISCV/small-phi-tree.ll

  Log Message:
  -----------
  [SLP]Fix hanging on small trees with phis only with adjusted cost threshold

Need to check if the tree is too small before attempting to vectorize the tree to prevent hanging on small trees with phis only.



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