[all-commits] [llvm/llvm-project] a96a0d: [SLP]Fix the matching of the nodes with the same s...

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a96a0ded25c63e2a9d5838fe50e578a3339743fd
      https://github.com/llvm/llvm-project/commit/a96a0ded25c63e2a9d5838fe50e578a3339743fd
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2026-03-07 (Sat, 07 Mar 2026)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/RISCV/same-node-reused.ll

  Log Message:
  -----------
  [SLP]Fix the matching of the nodes with the same scalars, but reused

If the scalars are reused and the ReuseShuffleIndices is set, we may
miss matching for the buildvector/gather nodes and add an extra cost



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