[all-commits] [llvm/llvm-project] 7664a0: [X86] Improve accuracy of cost for v16i64->v16i8 t...

[topperc via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 7664a0d28285ee3d51f05fa0bf5891bf193087b3
      https://github.com/llvm/llvm-project/commit/7664a0d28285ee3d51f05fa0bf5891bf193087b3
  Author: Craig Topper <craig.topper at intel.com>
  Date:   2020-04-24 (Fri, 24 Apr 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86TargetTransformInfo.cpp
    M llvm/test/Analysis/CostModel/X86/trunc.ll

  Log Message:
  -----------
  [X86] Improve accuracy of cost for v16i64->v16i8 truncate with avx512.

The 2 vpmovqds are only 1 uop each.