[PATCH] D138594: [AMDGPU][MC] Refactor MC Code Emitter to avoid using magic values

[Joe Nash via Phabricator via llvm-commits]

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

Thanks to Jay as well for pointing out std::optional on another review.
LGTM


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  https://reviews.llvm.org/D138594/new/

https://reviews.llvm.org/D138594