Add support for binary encoding of ARM 'adr' instructions referencing constant
pool entries (LEApcrel pseudo). Ongoing saga of rdar://8542291.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120635 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/MC/ELFObjectWriter.cpp b/lib/MC/ELFObjectWriter.cpp
index 1bad8eb..67907c7 100644
--- a/lib/MC/ELFObjectWriter.cpp
+++ b/lib/MC/ELFObjectWriter.cpp
@@ -408,7 +408,7 @@
       case FK_PCRel_1:
       case FK_PCRel_2:
       case FK_PCRel_4:
-      case ARM::fixup_arm_pcrel_12:
+      case ARM::fixup_arm_ldst_pcrel_12:
       case ARM::fixup_arm_pcrel_10:
       case ARM::fixup_arm_branch:
         return true;
@@ -1456,8 +1456,9 @@
   } else {
     switch ((unsigned)Fixup.getKind()) {
     default: llvm_unreachable("invalid fixup kind!");
-    case ARM::fixup_arm_pcrel_12:
+    case ARM::fixup_arm_ldst_pcrel_12:
     case ARM::fixup_arm_pcrel_10:
+    case ARM::fixup_arm_adr_pcrel_12:
       assert(0 && "Unimplemented"); break;
     case ARM::fixup_arm_branch:
       return ELF::R_ARM_CALL; break;