Merging r182394:

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r182394 | jholewinski | 2013-05-21 09:51:30 -0700 (Tue, 21 May 2013) | 1 line

[NVPTX] Add @llvm.nvvm.sqrt.f() intrinsic
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_33@182829 91177308-0d34-0410-b5e6-96231b3b80d8