[all-commits] [llvm/llvm-project] b17935: [SDAG] refactor folds for scalar-to-vector; NFCI

[Sanjay Patel via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b179351ad49e59c525c1030670a7a14efd80998b
      https://github.com/llvm/llvm-project/commit/b179351ad49e59c525c1030670a7a14efd80998b
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2022-10-25 (Tue, 25 Oct 2022)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp

  Log Message:
  -----------
  [SDAG] refactor folds for scalar-to-vector; NFCI

Fix typos, add comments, improve variable names,
rearrange code, add early exits.