Merging r196115:
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r196115 | joerg | 2013-12-02 08:12:05 -0800 (Mon, 02 Dec 2013) | 2 lines

Assume ARMv6 for NetBSD for now for strex/ldrex.

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git-svn-id: https://llvm.org/svn/llvm-project/cfe/branches/release_34@196202 91177308-0d34-0410-b5e6-96231b3b80d8