[PATCH] D63677: [ARM] Don't reserve R12 on Thumb1 as an emergency spill slot.

[Oliver Stannard (Linaro) via Phabricator via llvm-commits]

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

LGTM.

I've given this another few hours of fuzzing, and the only thing it's found is that we emit bad unwind tables when saving high registers, but that's always been the case, I'll raise a bug for that.


Repository:
  rL LLVM

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  https://reviews.llvm.org/D63677/new/

https://reviews.llvm.org/D63677