[PATCH] D11569: [AArch64] Favor extended reg patterns for sub

[Renato Golin]

rengolin accepted this revision.
rengolin added a reviewer: rengolin.
rengolin added a comment.

In http://reviews.llvm.org/D11569#215996, @gberry wrote:

> I don't think this would add much to the test since we're already checking for the shift-extend subs.  Adding CHECK-NOTs for extra extends or shifts would just be checking that we're not generating redundant code, which doesn't seem to be of much value.  Do you agree?


That's a good point. LGTM.


http://reviews.llvm.org/D11569