[PATCH] D123801: [DAG][PowerPC] Combine shuffle(bitcast(X), Mask) to bitcast(shuffle(X, Mask'))

[Dave Green via Phabricator via llvm-commits]

dmgreen updated this revision to Diff 427217.
dmgreen edited the summary of this revision.
dmgreen added a comment.

Update isSplatShuffleMask and getSplatIdxForPPCMnemonics for v2i64.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123801/new/

https://reviews.llvm.org/D123801

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/PowerPC/PPCISelLowering.cpp
  llvm/test/CodeGen/AArch64/insert-extend.ll
  llvm/test/CodeGen/ARM/neon-copy.ll
  llvm/test/CodeGen/ARM/vector-DAGCombine.ll
  llvm/test/CodeGen/PowerPC/aix-vsx-splatimm.ll
  llvm/test/CodeGen/PowerPC/canonical-merge-shuffles.ll
  llvm/test/CodeGen/PowerPC/load-and-splat.ll
  llvm/test/CodeGen/PowerPC/vsx_shuffle_le.ll
  llvm/test/CodeGen/Thumb2/mve-shufflemov.ll
  llvm/test/CodeGen/Thumb2/mve-vld2-post.ll
  llvm/test/CodeGen/Thumb2/mve-vld2.ll
  llvm/test/CodeGen/Thumb2/mve-vst3.ll
  llvm/test/CodeGen/Thumb2/mve-vst4.ll
  llvm/test/CodeGen/X86/avx-vbroadcast.ll
  llvm/test/CodeGen/X86/oddshuffles.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-2.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-3.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-4.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-5.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-6.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i32-stride-2.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i32-stride-3.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i32-stride-4.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i32-stride-6.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-2.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-3.ll
  llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-6.ll
  llvm/test/CodeGen/X86/vector-shuffle-128-v4.ll

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