[PATCH] D66489: [X86] Add a DAG combine to transform (i8 (bitcast (v8i1 (extract_subvector (v16i1 X), 0)))) -> (i8 (trunc (i16 (bitcast (v16i1 X))))) on KNL target

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Tue Aug 20 13:19:20 PDT 2019


This revision was automatically updated to reflect the committed changes.
Closed by commit rL369434: [X86] Add a DAG combine to transform (i8 (bitcast (v8i1 (extract_subvector… (authored by ctopper, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D66489?vs=216207&id=216227#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66489/new/

https://reviews.llvm.org/D66489

Files:
  llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
  llvm/trunk/test/CodeGen/X86/avx512-intrinsics.ll
  llvm/trunk/test/CodeGen/X86/avx512vl-intrinsics-upgrade.ll
  llvm/trunk/test/CodeGen/X86/avx512vlcd-intrinsics-fast-isel.ll

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