[PATCH] D31821: Remove redundant copy in recurrences

[Taewook Oh via Phabricator via llvm-commits]

twoh updated this revision to Diff 99207.
twoh added a comment.

Addressing comments from @MatzeB.


https://reviews.llvm.org/D31821

Files:
  lib/CodeGen/TwoAddressInstructionPass.cpp
  test/CodeGen/X86/twoaddr-recurrence.ll

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