[PATCH] D26817: [APFloat] Implement PPCDoubleDouble add and subtract.

[Tim Shen via llvm-commits]

timshen updated this revision to Diff 78563.
timshen added a comment.

Added more comments to the implementation, and propagate all status of the internal computations to the returned status.


https://reviews.llvm.org/D26817

Files:
  llvm/include/llvm/ADT/APFloat.h
  llvm/lib/Support/APFloat.cpp
  llvm/unittests/ADT/APFloatTest.cpp

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