[all-commits] [llvm/llvm-project] bf2f24: [SLP]Support LShr as base for copyable elements

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bf2f2414585239b0cffc0a866f1f646d2f4b65d9
      https://github.com/llvm/llvm-project/commit/bf2f2414585239b0cffc0a866f1f646d2f4b65d9
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2025-08-14 (Thu, 14 Aug 2025)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/AArch64/alternate-vectorization-split-node.ll
    M llvm/test/Transforms/SLPVectorizer/X86/load-merge-inseltpoison.ll
    M llvm/test/Transforms/SLPVectorizer/X86/load-merge.ll

  Log Message:
  -----------
  [SLP]Support LShr as base for copyable elements

Added support for LShr instructions as base for copyable elements. Also,
added simple analysis for best base instruction selection, if multiple
candidates are available.

Fixed scheduling after cancellation

Reviewers: hiraditya, RKSimon

Reviewed By: RKSimon

Pull Request: https://github.com/llvm/llvm-project/pull/153393



To unsubscribe from these emails, change your notification settings at https://github.com/llvm/llvm-project/settings/notifications