[all-commits] [llvm/llvm-project] 526117: Revert rG22dbc7a48bf7a3942a7e5ff57977ef828d240bd3 ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 52611702eadd5cd79e9083f775adac60361e4bed
      https://github.com/llvm/llvm-project/commit/52611702eadd5cd79e9083f775adac60361e4bed
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-12-17 (Fri, 17 Dec 2021)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/AArch64/concat_vector-truncate-combine.ll

  Log Message:
  -----------
  Revert rG22dbc7a48bf7a3942a7e5ff57977ef828d240bd3 "[DAG] foldConstantFPMath - fold vector splats as well as scalar constants"

A followup patch uncovered an issue with allowing undef elements in the splat - I will reapply this with a fixed implementation.


  Commit: 512ab9968d5f7a655f797e542b8bc9c48674c0d7
      https://github.com/llvm/llvm-project/commit/512ab9968d5f7a655f797e542b8bc9c48674c0d7
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-12-17 (Fri, 17 Dec 2021)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
    M llvm/test/CodeGen/AArch64/concat_vector-truncate-combine.ll

  Log Message:
  -----------
  [DAG] foldConstantFPMath - fold vector splats as well as scalar constants


Compare: https://github.com/llvm/llvm-project/compare/9e451467217b...512ab9968d5f