[PATCH] D26802: [X86][AVX512] Detect repeated constant patterns in BUILD_VECTOR suitable for broadcasting.

[Ayman Musa via Phabricator via llvm-commits]

aymanmus updated this revision to Diff 80202.
aymanmus added a comment.

- Broadcast 32/64/128 bits also when having only AVX feature.
- Broadcast 64 bit also in 32-bit systems.


https://reviews.llvm.org/D26802

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/avg.ll
  test/CodeGen/X86/broadcast-elm-cross-splat-vec.ll
  test/CodeGen/X86/vec_shift6.ll
  test/CodeGen/X86/vector-shuffle-512-v64.ll

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