[PATCH] D52577: [AMDGPU] Fold copy (copy vgpr)

[Marek Olšák via Phabricator via llvm-commits]

mareko added a comment.

On a related note, another way to decrease VGPR usage is to fold immediates with more than 1 uses. The backend currently folds immediates with only 1 use.


https://reviews.llvm.org/D52577