[PATCH] D28508: [NVPTX] Lower to sqrt.approx and rsqrt.approx under more circumstances.

[Justin Lebar via Phabricator via llvm-commits]

jlebar updated this revision to Diff 84370.
jlebar added a comment.

Update per tra's comments, and try to make the heading on the rsqrt section clearer.


https://reviews.llvm.org/D28508

Files:
  llvm/lib/Target/NVPTX/NVPTXInstrInfo.td
  llvm/test/CodeGen/NVPTX/fast-math.ll
  llvm/test/CodeGen/NVPTX/rsqrt.ll

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