ELF2: Define or{16,32,64}le that are analogous to add32le.
ELF2: Define or{16,32,64}le that are analogous to add32le.

git-svn-id: f6089bf0e6284f307027cef4f64114ee9ebb0424@249435 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/lld,llvm-mirror/lld