Handle visibility printing with all generality. Remove bunch of duplicate code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54540 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter.cpp b/lib/CodeGen/AsmPrinter.cpp
index 1ee71bd..b01ae7d 100644
--- a/lib/CodeGen/AsmPrinter.cpp
+++ b/lib/CodeGen/AsmPrinter.cpp
@@ -1469,3 +1469,14 @@
 void AsmPrinter::printSuffixedName(const std::string &Name, const char* Suffix) {
   printSuffixedName(Name.c_str(), Suffix);
 }
+
+void AsmPrinter::printVisibility(const std::string& Name,
+                                 unsigned Visibility) const {
+  if (Visibility == GlobalValue::HiddenVisibility) {
+    if (const char *Directive = TAI->getHiddenDirective())
+      O << Directive << Name << '\n';
+  } else if (Visibility == GlobalValue::ProtectedVisibility) {
+    if (const char *Directive = TAI->getProtectedDirective())
+      O << Directive << Name << '\n';
+  }
+}