1 files changed, 13 insertions, 41 deletions

diff --git a/lib/MC/MCParser/ELFAsmParser.cpp b/lib/MC/MCParser/ELFAsmParser.cpp
index e302004..7a120a1 100644
--- a/lib/MC/MCParser/ELFAsmParser.cpp
+++ b/lib/MC/MCParser/ELFAsmParser.cpp
@@ -199,8 +199,7 @@ bool ELFAsmParser::ParseSectionSwitch(StringRef Section, unsigned Type,
       return true;
   }
 
-  getStreamer().SwitchSection(getContext().getELFSection(
-                                Section, Type, Flags, Kind),
+  getStreamer().SwitchSection(getContext().getELFSection(Section, Type, Flags),
                               Subsection);
 
   return false;
@@ -269,40 +268,6 @@ bool ELFAsmParser::ParseSectionName(StringRef &SectionName) {
   return false;
 }
 
-static SectionKind computeSectionKind(unsigned Flags, unsigned ElemSize) {
-  if (Flags & ELF::SHF_EXECINSTR)
-    return SectionKind::getText();
-  if (Flags & ELF::SHF_TLS)
-    return SectionKind::getThreadData();
-  if (Flags & ELF::SHF_MERGE) {
-    if (Flags & ELF::SHF_STRINGS) {
-      switch (ElemSize) {
-      default:
-        break;
-      case 1:
-        return SectionKind::getMergeable1ByteCString();
-      case 2:
-        return SectionKind::getMergeable2ByteCString();
-      case 4:
-        return SectionKind::getMergeable4ByteCString();
-      }
-    } else {
-      switch (ElemSize) {
-      default:
-        break;
-      case 4:
-        return SectionKind::getMergeableConst4();
-      case 8:
-        return SectionKind::getMergeableConst8();
-      case 16:
-        return SectionKind::getMergeableConst16();
-      }
-    }
-  }
-
-  return SectionKind::getDataRel();
-}
-
 static unsigned parseSectionFlags(StringRef flagsStr, bool *UseLastGroup) {
   unsigned flags = 0;
 
@@ -413,6 +378,8 @@ bool ELFAsmParser::ParseSectionArguments(bool IsPush, SMLoc loc) {
   unsigned Flags = 0;
   const MCExpr *Subsection = nullptr;
   bool UseLastGroup = false;
+  StringRef UniqueStr;
+  bool Unique = false;
 
   // Set the defaults first.
   if (SectionName == ".fini" || SectionName == ".init" ||
@@ -497,6 +464,14 @@ bool ELFAsmParser::ParseSectionArguments(bool IsPush, SMLoc loc) {
             return TokError("Linkage must be 'comdat'");
         }
       }
+      if (getLexer().is(AsmToken::Comma)) {
+        Lex();
+        if (getParser().parseIdentifier(UniqueStr))
+          return TokError("expected identifier in directive");
+        if (UniqueStr != "unique")
+          return TokError("expected 'unique'");
+        Unique = true;
+      }
     }
   }
 
@@ -544,9 +519,8 @@ EndStmt:
       }
   }
 
-  SectionKind Kind = computeSectionKind(Flags, Size);
   const MCSection *ELFSection = getContext().getELFSection(
-      SectionName, Type, Flags, Kind, Size, GroupName);
+      SectionName, Type, Flags, Size, GroupName, Unique);
   getStreamer().SwitchSection(ELFSection, Subsection);
 
   if (getContext().getGenDwarfForAssembly()) {
@@ -697,9 +671,7 @@ bool ELFAsmParser::ParseDirectiveVersion(StringRef, SMLoc) {
 
   Lex();
 
-  const MCSection *Note =
-    getContext().getELFSection(".note", ELF::SHT_NOTE, 0,
-                               SectionKind::getReadOnly());
+  const MCSection *Note = getContext().getELFSection(".note", ELF::SHT_NOTE, 0);
 
   getStreamer().PushSection();
   getStreamer().SwitchSection(Note);