[all-commits] [llvm/llvm-project] 38727b: [NFC][SLP] Add test case exposing SLP cost model bug.

[Valery Dmitriev via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 38727bab6f1337880861b7ffd5a02fcff581facc
      https://github.com/llvm/llvm-project/commit/38727bab6f1337880861b7ffd5a02fcff581facc
  Author: Valery N Dmitriev <valery.n.dmitriev at intel.com>
  Date:   2020-05-28 (Thu, 28 May 2020)

  Changed paths:
    A llvm/test/Transforms/SLPVectorizer/X86/vec_list_bias.ll

  Log Message:
  -----------
  [NFC][SLP] Add test case exposing SLP cost model bug.
The bug is related to aggregate build cost model adjustment
that adds a bias to cost triggering vectorization of actually
unprofitable to vectorize tree.

Differential Revision: https://reviews.llvm.org/D80682