[all-commits] [llvm/llvm-project] 225ee0: [DAG] foldCONCAT_VECTORS - fold concat_vectors(v1x...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 225ee03f41107449d270014676fd9842bd7e9266
      https://github.com/llvm/llvm-project/commit/225ee03f41107449d270014676fd9842bd7e9266
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2025-10-14 (Tue, 14 Oct 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/X86/masked_gather_scatter.ll

  Log Message:
  -----------
  [DAG] foldCONCAT_VECTORS - fold concat_vectors(v1xX insertelt(v,e,0), ...) -> build_vector(e,...) (#163420)

Extend the foldCONCAT_VECTORS BUILD_VECTOR construction to handle cases where the scalars have come from <1 x X> vector insertions

Fixes #163023



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