[all-commits] [llvm/llvm-project] 7bf13f: [DAG] Fold (sext (sext_inreg x)) -> (sext (trunc x...

Simon Pilgrim via All-commits all-commits at lists.llvm.org
Thu Jan 11 01:39:43 PST 2024


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7bf13fe81218b17d079cc5d61ced6b09077a913c
      https://github.com/llvm/llvm-project/commit/7bf13fe81218b17d079cc5d61ced6b09077a913c
  Author: Simon Pilgrim <RKSimon at users.noreply.github.com>
  Date:   2024-01-11 (Thu, 11 Jan 2024)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/X86/abds.ll
    M llvm/test/CodeGen/X86/pr14088.ll

  Log Message:
  -----------
  [DAG] Fold (sext (sext_inreg x)) -> (sext (trunc x)) if the trunc is free (#77616)




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