[all-commits] [llvm/llvm-project] 40a51e: [AArch64][SVE]: custom lower AVGFloor/AVGCeil.

[hassnaaHamdi via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 40a51e1afce989c2adc503cbca2a6cce4a587d84
      https://github.com/llvm/llvm-project/commit/40a51e1afce989c2adc503cbca2a6cce4a587d84
  Author: Hassnaa Hamdi <hassnaa.hamdi at arm.com>
  Date:   2023-03-13 (Mon, 13 Mar 2023)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/lib/Target/AArch64/AArch64ISelLowering.h
    A llvm/test/CodeGen/AArch64/sve-hadd.ll
    R llvm/test/CodeGen/AArch64/sve2-hadd.ll

  Log Message:
  -----------
  [AArch64][SVE]: custom lower AVGFloor/AVGCeil.

-Lower AVGFloor(A, B) to:
 SRL(A) + SRL(B) + (A&B)&1.
-Lower AVGCeil(A, B) to:
 SRL(A) + SRL(B) + (A|B)&1.

Differential Revision: https://reviews.llvm.org/D143283