[PATCH] D86203: [GlobalISel][TableGen] Add handling of unannotated dst pattern ops

[Gabriel Hjort Åkerlund via Phabricator via llvm-commits]

ehjogab added a comment.

In D86203#2226073 <https://reviews.llvm.org/D86203#2226073>, @arsenm wrote:

> What happens if the instruction operand uses an unallocatable pseudo-class combining register classes with different banks? I would expect it would need to check any of the bank possibilities

Hm, not sure what you mean. Could you provide a brief example?


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