[PATCH] D28508: [NVPTX] Implement NVPTXTargetLowering::getSqrtEstimate.
Justin Lebar via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 30 14:25:06 PST 2017
jlebar added a comment.
All right, I think this should work. I verified by hand that the approximation routines do something sane --namely, that when the error is zero, we get the intended exact result. I don't have the numerical chops to say whether it's actually a refinement or not... :)
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