[PATCH] D138883: [SelectionDAG][PowerPC] Memset reuse vector element for tail store

[Ting Wang via Phabricator via llvm-commits]

tingwang added a comment.

In D138883#3955904 <https://reviews.llvm.org/D138883#3955904>, @nemanjai wrote:

> I think this is useful, but we should ensure we can get rid of the swap that this introduces (in a separate patch).

According to my test case, there are two kinds of swap in LE: (1) swap after vector splat immediate; (2) swap after load from constant-pool. Submitted two patches D139193 <https://reviews.llvm.org/D139193> and D139491 <https://reviews.llvm.org/D139491> to address them separately.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138883/new/

https://reviews.llvm.org/D138883