[all-commits] [llvm/llvm-project] 3129bd: [DAG] visitINSERT_VECTOR_ELT - move mergeInsertElt...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3129bdce8dddefbf03ab3ef52170132eb4bcf929
      https://github.com/llvm/llvm-project/commit/3129bdce8dddefbf03ab3ef52170132eb4bcf929
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-01-20 (Fri, 20 Jan 2023)

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

  Log Message:
  -----------
  [DAG] visitINSERT_VECTOR_ELT - move mergeInsertEltWithShuffle / combineInsertEltToShuffle folds after canonicalization

Noticed while triaging D127115 regressions - there's no need to attempt these costly folds until after the easy canonicalization cases have been addressed