[lanai] Add ELF enum value and relocations.

Add ELF enum value and relocations for Lanai backed.

General Lanai backend discussion on llvm-dev thread "[RFC] Lanai backend" (http://lists.llvm.org/pipermail/llvm-dev/2016-February/095118.html).

Differential Revision: http://reviews.llvm.org/D17008

llvm-svn: 262394
diff --git a/llvm/lib/Object/ELF.cpp b/llvm/lib/Object/ELF.cpp
index 12b772d..9509389 100644
--- a/llvm/lib/Object/ELF.cpp
+++ b/llvm/lib/Object/ELF.cpp
@@ -61,6 +61,13 @@
       break;
     }
     break;
+  case ELF::EM_LANAI:
+    switch (Type) {
+#include "llvm/Support/ELFRelocs/Lanai.def"
+    default:
+      break;
+    }
+    break;
   case ELF::EM_PPC:
     switch (Type) {
 #include "llvm/Support/ELFRelocs/PowerPC.def"