X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FMC%2FMCNullStreamer.cpp;h=d5434023db72518d82db31167bffaf933c9f2812;hb=901a1b88853832b76878ba1be4d3c945dfd58b66;hp=9d98f987d69fc1cea1a4a387d811b91058b79b9a;hpb=3a89110b6ef56a576c75d72eb89896e14e06dc84;p=oota-llvm.git

diff --git a/lib/MC/MCNullStreamer.cpp b/lib/MC/MCNullStreamer.cpp
index 9d98f987d69..d5434023db7 100644
--- a/lib/MC/MCNullStreamer.cpp
+++ b/lib/MC/MCNullStreamer.cpp
@@ -19,93 +19,22 @@ namespace {
 
   class MCNullStreamer : public MCStreamer {
   public:
-    MCNullStreamer(MCContext &Context) : MCStreamer(Context, 0) {}
+    MCNullStreamer(MCContext &Context) : MCStreamer(Context) {}
 
     /// @name MCStreamer Interface
     /// @{
 
-    virtual void InitSections() {
-    }
-
-    virtual void ChangeSection(const MCSection *Section,
-                               const MCExpr *Subsection) {
-    }
-
-    virtual void EmitLabel(MCSymbol *Symbol) {
-      assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
-      assert(getCurrentSection().first &&"Cannot emit before setting section!");
-      AssignSection(Symbol, getCurrentSection().first);
-    }
-    virtual void EmitDebugLabel(MCSymbol *Symbol) {
-      EmitLabel(Symbol);
-    }
-    virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) {}
-    virtual void EmitThumbFunc(MCSymbol *Func) {}
-
-    virtual void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) {}
-    virtual void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol){}
-    virtual void EmitDwarfAdvanceLineAddr(int64_t LineDelta,
-                                          const MCSymbol *LastLabel,
-                                          const MCSymbol *Label,
-                                          unsigned PointerSize) {}
-
-    virtual bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute){
+    bool EmitSymbolAttribute(MCSymbol *Symbol,
+                             MCSymbolAttr Attribute) override {
       return true;
     }
 
-    virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}
-
-    virtual void BeginCOFFSymbolDef(const MCSymbol *Symbol) {}
-    virtual void EmitCOFFSymbolStorageClass(int StorageClass) {}
-    virtual void EmitCOFFSymbolType(int Type) {}
-    virtual void EndCOFFSymbolDef() {}
-    virtual void EmitCOFFSecRel32(MCSymbol const *Symbol) {}
-
-    virtual void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) {}
-    virtual void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
-                                  unsigned ByteAlignment) {}
-    virtual void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size,
-                                       unsigned ByteAlignment) {}
-    virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = 0,
-                              uint64_t Size = 0, unsigned ByteAlignment = 0) {}
-    virtual void EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
-                                uint64_t Size, unsigned ByteAlignment) {}
-    virtual void EmitBytes(StringRef Data) {}
-
-    virtual void EmitValueImpl(const MCExpr *Value, unsigned Size) {}
-    virtual void EmitULEB128Value(const MCExpr *Value) {}
-    virtual void EmitSLEB128Value(const MCExpr *Value) {}
-    virtual void EmitGPRel32Value(const MCExpr *Value) {}
-    virtual void EmitValueToAlignment(unsigned ByteAlignment, int64_t Value = 0,
-                                      unsigned ValueSize = 1,
-                                      unsigned MaxBytesToEmit = 0) {}
-
-    virtual void EmitCodeAlignment(unsigned ByteAlignment,
-                                   unsigned MaxBytesToEmit = 0) {}
-
-    virtual bool EmitValueToOffset(const MCExpr *Offset,
-                                   unsigned char Value = 0) { return false; }
-
-    virtual void EmitFileDirective(StringRef Filename) {}
-    virtual bool EmitDwarfFileDirective(unsigned FileNo, StringRef Directory,
-                                        StringRef Filename, unsigned CUID = 0) {
-      return false;
-    }
-    virtual void EmitDwarfLocDirective(unsigned FileNo, unsigned Line,
-                                       unsigned Column, unsigned Flags,
-                                       unsigned Isa, unsigned Discriminator,
-                                       StringRef FileName) {}
-    virtual void EmitInstruction(const MCInst &Inst) {}
-
-    virtual void EmitBundleAlignMode(unsigned AlignPow2) {}
-    virtual void EmitBundleLock(bool AlignToEnd) {}
-    virtual void EmitBundleUnlock() {}
-
-    virtual void FinishImpl() {}
-
-    virtual void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) {
-      RecordProcEnd(Frame);
-    }
+    void EmitCOFFSecRel32(MCSymbol const *Symbol) override {}
+    void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
+                          unsigned ByteAlignment) override {}
+    void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = nullptr,
+                      uint64_t Size = 0, unsigned ByteAlignment = 0) override {}
+    void EmitGPRel32Value(const MCExpr *Value) override {}
   };
 
 }