[PATCH] D64325: RegUsageInfoCollector: Don't iterate all regs for every reg class

[Quentin Colombet via Phabricator via llvm-commits]

qcolombet added a comment.

> Remove loop entirely. Ultimately determineCalleeSaves adds everything from MCRegAliasIterator anyway

Hmm, I missed that. Why did we add this code in the first place?


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64325/new/

https://reviews.llvm.org/D64325