Emit correct linkage-name attribute based on DWARF version.

There are still 4 tests that check for DW_AT_MIPS_linkage_name,
because they specify DWARF 2 or 3 in the module metadata. So, I didn't
create an explicit version-based test for the attribute.

Differential Revision: http://reviews.llvm.org/D8227

llvm-svn: 231880

1 files changed, 1 insertions, 10 deletions

diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
index 85a6f117caa..029804c158a 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
@@ -174,16 +174,7 @@ DIE *DwarfCompileUnit::getOrCreateGlobalVariableDIE(DIGlobalVariable GV) {
     }
 
     addBlock(*VariableDIE, dwarf::DW_AT_location, Loc);
-    // Add the linkage name.
-    StringRef LinkageName = GV.getLinkageName();
-    if (!LinkageName.empty())
-      // From DWARF4: DIEs to which DW_AT_linkage_name may apply include:
-      // TAG_common_block, TAG_constant, TAG_entry_point, TAG_subprogram and
-      // TAG_variable.
-      addString(*VariableDIE,
-                DD->getDwarfVersion() >= 4 ? dwarf::DW_AT_linkage_name
-                                           : dwarf::DW_AT_MIPS_linkage_name,
-                GlobalValue::getRealLinkageName(LinkageName));
+    addLinkageName(*VariableDIE, GV.getLinkageName());
   } else if (const ConstantInt *CI =
                  dyn_cast_or_null<ConstantInt>(GV.getConstant())) {
     addConstantValue(*VariableDIE, CI, GTy);