[all-commits] [llvm/llvm-project] b6f517: [SLP]Fix signedness analysis for scalars in graph.

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b6f51787f6c8e77143f0aef6b58ddc7c55741d5c
      https://github.com/llvm/llvm-project/commit/b6f51787f6c8e77143f0aef6b58ddc7c55741d5c
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2023-11-15 (Wed, 15 Nov 2023)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/AArch64/gather-reduce.ll
    M llvm/test/Transforms/SLPVectorizer/AArch64/getelementptr.ll

  Log Message:
  -----------
  [SLP]Fix signedness analysis for scalars in graph.

Cannot use the sign info for the roots for all scalars in the graph,
need to perform the analysis for each particular scalar (tree node).