[all-commits] [llvm/llvm-project] 182b83: [DAGCombiner][RISCV] Teach visitMGATHER/MSCATTER t...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 182b831aebc0569e8344d848fa20f0c67f43d55a
      https://github.com/llvm/llvm-project/commit/182b831aebc0569e8344d848fa20f0c67f43d55a
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2021-03-18 (Thu, 18 Mar 2021)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/test/CodeGen/RISCV/rvv/mgather-sdnode.ll
    M llvm/test/CodeGen/RISCV/rvv/mscatter-sdnode.ll

  Log Message:
  -----------
  [DAGCombiner][RISCV] Teach visitMGATHER/MSCATTER to remove gather/scatters with all zeros masks that use SPLAT_VECTOR.

Previously only all zeros BUILD_VECTOR was recognized.