[PATCH] D19825: Power9 - Add exploitation of vector load and store that do not require swaps

[Nemanja Ivanovic via llvm-commits]

nemanjai created this revision.
nemanjai added reviewers: hfinkel, wschmidt, kbarton, seurer, ehsan, cycheng.
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The new lxvx/stxvx instructions do not require the swaps to line the elements up correctly. In order to select them over the lxvd2x/lxvw4x instructions which require swaps, the corresponding patterns are given a higher AddedComplexity.

Repository:
  rL LLVM

http://reviews.llvm.org/D19825

Files:
  lib/Target/PowerPC/InstPrinter/PPCInstPrinter.cpp
  lib/Target/PowerPC/PPCISelLowering.cpp
  lib/Target/PowerPC/PPCInstrInfo.cpp
  lib/Target/PowerPC/PPCInstrVSX.td
  test/CodeGen/PowerPC/lxvw4x-bug.ll
  test/CodeGen/PowerPC/ppc64-i128-abi.ll
  test/CodeGen/PowerPC/swaps-le-1.ll
  test/CodeGen/PowerPC/swaps-le-6.ll
  test/CodeGen/PowerPC/vsx-ldst-builtin-le.ll
  test/CodeGen/PowerPC/vsx-ldst.ll
  test/CodeGen/PowerPC/vsx-p9.ll
  test/CodeGen/PowerPC/vsx_insert_extract_le.ll
  test/CodeGen/PowerPC/vsx_shuffle_le.ll

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