[objdump] Add PT_PHDR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@175709 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-objdump/ELFDump.cpp b/tools/llvm-objdump/ELFDump.cpp
index c1d35f1..72c512e 100644
--- a/tools/llvm-objdump/ELFDump.cpp
+++ b/tools/llvm-objdump/ELFDump.cpp
@@ -45,6 +45,9 @@
     case ELF::PT_DYNAMIC:
       outs() << " DYNAMIC ";
       break;
+    case ELF::PT_PHDR:
+      outs() << "    PHDR ";
+      break;
     default:
       outs() << " UNKNOWN ";
     }