Properly handle linkonce stuff

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53296 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/TargetAsmInfo.cpp b/lib/Target/TargetAsmInfo.cpp
index 923cac6..6967ebe 100644
--- a/lib/Target/TargetAsmInfo.cpp
+++ b/lib/Target/TargetAsmInfo.cpp
@@ -266,3 +266,26 @@
 
   return getDataSection();
 }
+
+std::string
+TargetAsmInfo::UniqueSectionForGlobal(const GlobalValue* GV,
+                                      SectionKind::Kind kind) const {
+  switch (kind) {
+   case SectionKind::Text:
+    return ".llvm.linkonce.t." + GV->getName();
+   case SectionKind::Data:
+    return ".llvm.linkonce.d." + GV->getName();
+   case SectionKind::BSS:
+    return ".llvm.linkonce.b." + GV->getName();
+   case SectionKind::ROData:
+   case SectionKind::RODataMergeConst:
+   case SectionKind::RODataMergeStr:
+    return ".llvm.linkonce.r." + GV->getName();
+   case SectionKind::ThreadData:
+    return ".llvm.linkonce.td." + GV->getName();
+   case SectionKind::ThreadBSS:
+    return ".llvm.linkonce.tb." + GV->getName();
+   default:
+    assert(0 && "Unknown section kind");
+  }
+}