[PATCH] D87939: [PeepholeOptimizer] Enhance the redundant COPY elimination.

[Quentin Colombet via Phabricator via llvm-commits]

qcolombet accepted this revision.
qcolombet added a comment.
This revision is now accepted and ready to land.

> It does improve the original by considering the COPY from the same subreg.

I see. Previously we would have stopped on the first non-subreg copy.

Makes sense.

Thanks for taking the time to explain it.

Make sure the commit message explains all this. LGTM otherwise.

Cheers,
-Quentin


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https://reviews.llvm.org/D87939