[PATCH] D99502: [InstructionCost] Don't conflate Invalid costs with Unknown costs.

[Dave Green via Phabricator via llvm-commits]

dmgreen accepted this revision.
dmgreen added a comment.

I agree. "Invalid" is better than "Unknown".

I think we should be removing the -1 from shuffle costs too, but that is a different patch.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D99502/new/

https://reviews.llvm.org/D99502