Simplify printing the soname. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242786 91177308-0d34-0410-b5e6-96231b3b80d8

tools/llvm-readobj/ELFDumper.cpp

@@ -57,6 +57,7 @@ public:
   void printNeededLibraries() override;
   void printProgramHeaders() override;
   void printHashTable() override;
+  void printLoadName() override;
 
   void printAttributes() override;
   void printMipsPLTGOT() override;
@@ -1140,6 +1141,10 @@ void ELFDumper<ELFT>::printHashTable() {
   W.printList("Chains", HT->chains());
 }
 
+template <typename ELFT> void ELFDumper<ELFT>::printLoadName() {
+  outs() << "LoadName: " << Obj->getLoadName() << '\n';
+}
+
 template <class ELFT>
 void ELFDumper<ELFT>::printAttributes() {
   W.startLine() << "Attributes not implemented.\n";

tools/llvm-readobj/ObjDumper.h

@@ -38,6 +38,7 @@ public:
   virtual void printNeededLibraries() { }
   virtual void printProgramHeaders() { }
   virtual void printHashTable() { }
+  virtual void printLoadName() {}
 
   // Only implemented for ARM ELF at this time.
   virtual void printAttributes() { }

tools/llvm-readobj/llvm-readobj.cpp

@@ -251,18 +251,6 @@ static std::error_code createDumper(const ObjectFile *Obj, StreamWriter &Writer,
   return readobj_error::unsupported_obj_file_format;
 }
 
-static StringRef getLoadName(const ObjectFile *Obj) {
-  if (auto *ELF = dyn_cast<ELF32LEObjectFile>(Obj))
-    return ELF->getELFFile()->getLoadName();
-  if (auto *ELF = dyn_cast<ELF64LEObjectFile>(Obj))
-    return ELF->getELFFile()->getLoadName();
-  if (auto *ELF = dyn_cast<ELF32BEObjectFile>(Obj))
-    return ELF->getELFFile()->getLoadName();
-  if (auto *ELF = dyn_cast<ELF64BEObjectFile>(Obj))
-    return ELF->getELFFile()->getLoadName();
-  llvm_unreachable("Not ELF");
-}
-
 /// @brief Dumps the specified object file.
 static void dumpObject(const ObjectFile *Obj) {
   StreamWriter Writer(outs());
@@ -279,8 +267,7 @@ static void dumpObject(const ObjectFile *Obj) {
          << Triple::getArchTypeName((llvm::Triple::ArchType)Obj->getArch())
          << "\n";
   outs() << "AddressSize: " << (8*Obj->getBytesInAddress()) << "bit\n";
-  if (Obj->isELF())
-    outs() << "LoadName: " << getLoadName(Obj) << "\n";
+  Dumper->printLoadName();
 
   if (opts::FileHeaders)
     Dumper->printFileHeaders();