[all-commits] [llvm/llvm-project] 743312: [CostModel] Mark ssa_copy as free (#75294)

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 7433120137277b08f4b412f7b549a24410009fb3
      https://github.com/llvm/llvm-project/commit/7433120137277b08f4b412f7b549a24410009fb3
  Author: David Green <david.green at arm.com>
  Date:   2023-12-13 (Wed, 13 Dec 2023)

  Changed paths:
    M llvm/include/llvm/Analysis/TargetTransformInfoImpl.h
    M llvm/test/Analysis/CostModel/ARM/intrinsic-cost-kinds.ll

  Log Message:
  -----------
  [CostModel] Mark ssa_copy as free (#75294)

These are intrinsics are only used ephemerally and be should be given a
zero cost.