[PATCH] D95432: AMDGPU/GlobalISel: Combine zext(trunc x) to x after RegBankSelect

[Jay Foad via Phabricator via llvm-commits]

foad added a comment.

Looks good. I'm not sure we actually need to introduce the helper state class in this patch, do we? But I'll guess we'll need it later.


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  https://reviews.llvm.org/D95432/new/

https://reviews.llvm.org/D95432