[PATCH] D105062: [AMDGPU] Reduce AGPR to AGPR copies with same source

[Matt Arsenault via Phabricator via llvm-commits]

arsenm requested changes to this revision.
arsenm added a comment.
This revision now requires changes to proceed.

I think copyPhysReg should not have to do any nontrivial scanning. These situations where this matters should be resolvable before register allocation


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105062/new/

https://reviews.llvm.org/D105062