[all-commits] [llvm/llvm-project] 6f5a80: [DAG] Fold i1/vXi1 saddsat/uaddsat(x, y) -> or(x, y)

Simon Pilgrim via All-commits all-commits at lists.llvm.org
Sat Feb 13 07:03:11 PST 2021


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 6f5a805bbbed5d0cdaaf67846dffa7f044afb407
      https://github.com/llvm/llvm-project/commit/6f5a805bbbed5d0cdaaf67846dffa7f044afb407
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-02-13 (Sat, 13 Feb 2021)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/AArch64/sadd_sat_vec.ll
    M llvm/test/CodeGen/AArch64/uadd_sat_vec.ll
    M llvm/test/CodeGen/X86/avx512-mask-op.ll
    M llvm/test/CodeGen/X86/sadd_sat_vec.ll
    M llvm/test/CodeGen/X86/uadd_sat_vec.ll

  Log Message:
  -----------
  [DAG] Fold i1/vXi1 saddsat/uaddsat(x,y) -> or(x,y)

Alive2: https://alive2.llvm.org/ce/z/FzcrpH




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