[PATCH] D33003: Add callee-saved registers as implicit uses in return instructions

[Krzysztof Parzyszek via Phabricator via llvm-commits]

kparzysz added a comment.

In https://reviews.llvm.org/D33003#749994, @MatzeB wrote:

> I really like the direction of this as it would get rid of the "pristine registers"


This patch wouldn't allow us to get rid of pristine registers, unless it added them as live-ins to all blocks (and implicit uses of them to all returns).  Is that what you have in mind?


Repository:
  rL LLVM

https://reviews.llvm.org/D33003