[all-commits] [llvm/llvm-project] e8413a: [AArch64] Expand some vector of i64 reductions on ...

[Cameron McInally via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: e8413ac97f6ca2b1897cc9555ad9b0194456629f
      https://github.com/llvm/llvm-project/commit/e8413ac97f6ca2b1897cc9555ad9b0194456629f
  Author: Cameron McInally <mcinally at cray.com>
  Date:   2020-09-23 (Wed, 23 Sep 2020)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/aarch64-addv.ll
    M llvm/test/CodeGen/AArch64/vecreduce-umax-legalization.ll

  Log Message:
  -----------
  [AArch64] Expand some vector of i64 reductions on NEON

With the exception of VECREDUCE_ADD, there are no NEON instructions to support vector of i64 reductions. This patch removes the Custom lowerings for those and adds some test coverage to confirm.

Differential Revision: https://reviews.llvm.org/D88161