[PATCH] D52410: Use TRI->regsOverlap() in MachineBasicBlock::computeRegisterLiveness

[Mikael Holmén via Phabricator via llvm-commits]

uabelho added a comment.

In https://reviews.llvm.org/D52410#1243309, @arsenm wrote:

> An instruction just needs to def one or the other and the live out would be vcc, since it needs to visit the super register


Hm, you think any of the cases in test/CodeGen/AMDGPU/fold-immediate-operand-shrink.mir could be copied and modifed
into exposing it then? Any idea which one would be most appropriate?


Repository:
  rL LLVM

https://reviews.llvm.org/D52410