[PATCH] D19337: [Tail duplication] Handle source registers with subregisters

[Krzysztof Parzyszek via llvm-commits]

kparzysz added inline comments.

================
Comment at: lib/CodeGen/TailDuplicator.cpp:911
@@ +910,3 @@
+/// described by CopyInfos. Append resulting instructions to Copies.
+void TailDuplicator::appendCopies(MachineBasicBlock *MBB,
+      SmallVectorImpl<std::pair<unsigned,RegSubRegPair>> &CopyInfos,
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Sorry, missed this one.


Repository:
  rL LLVM

http://reviews.llvm.org/D19337