[PATCH] D48102: Improve handling of COPY instructions with identical value numbers

[Krzysztof Parzyszek via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL335472: Improve handling of COPY instructions with identical value numbers (authored by kparzysz, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D48102?vs=152537&id=152682#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D48102

Files:
  llvm/trunk/lib/CodeGen/RegisterCoalescer.cpp
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-extend-pruned-subrange.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-identical-values-undef.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-subranges-another-copymi-not-live.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-subranges-another-prune-error.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-subregjoin-fullcopy.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescer-with-subregs-bad-identical.mir
  llvm/trunk/test/CodeGen/AMDGPU/coalescing-with-subregs-in-loop-bug.mir

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