[all-commits] [llvm/llvm-project] 55c600: [SLP][AArch64] Incorrectly estimated intrinsic as ...

[Dinar Temirbulatov via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 55c600819f92ed33bef868b5056b699915d645fa
      https://github.com/llvm/llvm-project/commit/55c600819f92ed33bef868b5056b699915d645fa
  Author: Dinar Temirbulatov <dinar.temirbulatov at arm.com>
  Date:   2023-01-03 (Tue, 03 Jan 2023)

  Changed paths:
    M llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
    M llvm/test/Transforms/SLPVectorizer/AArch64/fmulladd.ll

  Log Message:
  -----------
  [SLP][AArch64] Incorrectly estimated intrinsic as a function call.

We incorrectly assume intrinsic as a function call and it prevents us from
the opportunity to vectorize. On Aarch64 Cortex-A53 we think that
llvm.fmuladd.f64 is a function call which is wrong.

Differential Revision: https://reviews.llvm.org/D140392