[all-commits] [llvm/llvm-project] 56140a: [SLP]Fix PR104422: Wrong value truncation

[Alexey Bataev via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 56140a8258a3498cfcd9f0f05c182457d43cbfd2
      https://github.com/llvm/llvm-project/commit/56140a8258a3498cfcd9f0f05c182457d43cbfd2
  Author: Alexey Bataev <a.bataev at outlook.com>
  Date:   2024-08-15 (Thu, 15 Aug 2024)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/X86/operand-is-reduced-val.ll

  Log Message:
  -----------
  [SLP]Fix PR104422: Wrong value truncation

The minbitwidth restrictions can be skipped only for immediate reduced
values, for other nodes still need to check if external users allow
bitwidth reduction.

Fixes https://github.com/llvm/llvm-project/issues/104422



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