[PATCH] D126988: Revert "[X86] combineConcatVectorOps - add support for concatenation VSELECT/BLENDV nodes"

[Steven Johnson via Phabricator via llvm-commits]

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This reverts commit ea8fb3b6019642a3a032fd65588eb8460439d2f9 <https://reviews.llvm.org/rGea8fb3b6019642a3a032fd65588eb8460439d2f9>.

Causes code-generation failures for x86-32 SIMD code in Halide. See original commit for example of a repro case.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D126988

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/vec_minmax_sint.ll
  llvm/test/CodeGen/X86/vec_minmax_uint.ll
  llvm/test/CodeGen/X86/vselect-minmax.ll

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