[all-commits] [llvm/llvm-project] ecd843: [NFC][PowerPC] Fix register class for patterns usi...

[Nemanja Ivanovic via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: ecd8435483acc6551381d6804a9575e5898054c5
      https://github.com/llvm/llvm-project/commit/ecd8435483acc6551381d6804a9575e5898054c5
  Author: Nemanja Ivanovic <nemanja.i.ibm at gmail.com>
  Date:   2020-04-07 (Tue, 07 Apr 2020)

  Changed paths:
    M llvm/lib/Target/PowerPC/PPCInstrVSX.td
    M llvm/test/CodeGen/PowerPC/VSX-XForm-Scalars.ll
    M llvm/test/CodeGen/PowerPC/build-vector-tests.ll
    M llvm/test/CodeGen/PowerPC/canonical-merge-shuffles.ll
    M llvm/test/CodeGen/PowerPC/load-and-splat.ll
    M llvm/test/CodeGen/PowerPC/load-v4i8-improved.ll
    M llvm/test/CodeGen/PowerPC/pr38087.ll
    M llvm/test/CodeGen/PowerPC/pre-inc-disable.ll
    M llvm/test/CodeGen/PowerPC/qpx-load-splat.ll
    M llvm/test/CodeGen/PowerPC/scalar_vector_test_1.ll
    M llvm/test/CodeGen/PowerPC/scalar_vector_test_2.ll
    M llvm/test/CodeGen/PowerPC/scalar_vector_test_3.ll
    M llvm/test/CodeGen/PowerPC/scalar_vector_test_4.ll
    M llvm/test/CodeGen/PowerPC/swaps-le-6.ll
    M llvm/test/CodeGen/PowerPC/vector-constrained-fp-intrinsics.ll
    M llvm/test/CodeGen/PowerPC/vsx_insert_extract_le.ll

  Log Message:
  -----------
  [NFC][PowerPC] Fix register class for patterns using XXPERMDIs

There are a few patterns where we use a superclass for inputs to this
instruction rather than the correct class. This can sometimes lead to
unncessary copies.