[PATCH] D79231: [X86] Custom legalize v16i64->v16i8 truncate with avx512.

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 261619.
craig.topper added a comment.

Add DemandedElts support


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79231/new/

https://reviews.llvm.org/D79231

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/vector-trunc-math.ll
  llvm/test/CodeGen/X86/vector-trunc-packus.ll
  llvm/test/CodeGen/X86/vector-trunc-ssat.ll
  llvm/test/CodeGen/X86/vector-trunc-usat.ll

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