[all-commits] [llvm/llvm-project] 4d7da0: [DAG] Cleanup the (zext (shl (zext x), cst)) -> (s...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 4d7da0e7116a1247fefa732b96abf87f0f17c442
      https://github.com/llvm/llvm-project/commit/4d7da0e7116a1247fefa732b96abf87f0f17c442
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-03-12 (Sun, 12 Mar 2023)

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

  Log Message:
  -----------
  [DAG] Cleanup the (zext (shl (zext x), cst)) -> (shl (zext x), cst) fold. NFC.

Preliminary cleanup before adding some additional legality and value tracking handling.