[PATCH] D38128: Handle COPYs of physregs better (regalloc hints)

[Nemanja Ivanovic via Phabricator via llvm-commits]

nemanjai added a comment.

In https://reviews.llvm.org/D38128#980403, @jonpa wrote:

> Ping!
>
> Could anyone on PowerPC confirm these test changes and perhaps also that number of COPYs are decreasing overall, please.


Sorry about the delay. The test case changes look neutral or like improvements (slect-i1-vs-i1.ll looks like an improvement). I'm running it now to see the overall impact on the number of register copies. I'll report back soon.


https://reviews.llvm.org/D38128