[all-commits] [llvm/llvm-project] f16a9d: [Test][SLP] Add tests for PR52275

[Anton Afanasyev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f16a9dffcebabcec7e69eaa7ccff0dfaae7614f6
      https://github.com/llvm/llvm-project/commit/f16a9dffcebabcec7e69eaa7ccff0dfaae7614f6
  Author: Anton Afanasyev <anton.a.afanasyev at gmail.com>
  Date:   2022-02-15 (Tue, 15 Feb 2022)

  Changed paths:
    M llvm/test/Transforms/SLPVectorizer/X86/pr52275.ll

  Log Message:
  -----------
  [Test][SLP] Add tests for PR52275


  Commit: b7574b092a97ef59631aa3e801b6c04665409147
      https://github.com/llvm/llvm-project/commit/b7574b092a97ef59631aa3e801b6c04665409147
  Author: Anton Afanasyev <anton.a.afanasyev at gmail.com>
  Date:   2022-02-15 (Tue, 15 Feb 2022)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/X86/pr52275.ll

  Log Message:
  -----------
  [SLP] Don't try to vectorize pair with insertelement

Particularly this breaks vectorization of insertelements where some of
intermediate (i.e. not last) insertelements are used externally.

Fixes PR52275
Fixes #51617

Differential Revision: https://reviews.llvm.org/D119679


Compare: https://github.com/llvm/llvm-project/compare/dd145f953db3...b7574b092a97