[all-commits] [llvm/llvm-project] b7deb7: [DAG] Fold freeze(build_pair(x, y)) -> build_pair(f...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b7deb71ef5e0fd35581c065fa42243a992ff7701
      https://github.com/llvm/llvm-project/commit/b7deb71ef5e0fd35581c065fa42243a992ff7701
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-02-08 (Wed, 08 Feb 2023)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/X86/div-rem-pair-recomposition-signed.ll
    M llvm/test/CodeGen/X86/div-rem-pair-recomposition-unsigned.ll

  Log Message:
  -----------
  [DAG] Fold freeze(build_pair(x,y)) -> build_pair(freeze(x),freeze(y))

One of the cleanups necessary for D136529 - another being how we're going to handle moving freeze through multiple result nodes (like uaddo and subcarry)