Add comments on a mysterious value in MIPS GOT[1].
Add comments on a mysterious value in MIPS GOT[1].

Thanks to Simon Atanasyan and Igor Kudrin for describing the code!

git-svn-id: f6089bf0e6284f307027cef4f64114ee9ebb0424@259259 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lld,llvm-mirror/lld