[all-commits] [llvm/llvm-project] 0ed057: [AArch64][SVE] Optimize bitcasts between unpacked ...

[sdesmalen-arm via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 0ed0573527404ee37d9ac700c9beab642e38657b
      https://github.com/llvm/llvm-project/commit/0ed0573527404ee37d9ac700c9beab642e38657b
  Author: Sander de Smalen <sander.desmalen at arm.com>
  Date:   2021-07-19 (Mon, 19 Jul 2021)

  Changed paths:
    M llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
    M llvm/test/CodeGen/AArch64/sve-bitcast.ll

  Log Message:
  -----------
  [AArch64][SVE] Optimize bitcasts between unpacked half/i16 vectors.

The case for nxv2f32/nxv2i32 was already covered by D104573.
This patch builds on top of that by making the mechanism work for
nxv2[b]f16/nxv2i16, nxv4[b]f16/nxv4i16 as well.

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D106138