X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FMC%2FMCNullStreamer.cpp;h=9b9c4aa2a0cdfc306839804ac2326416b235210a;hb=bb96dfcf4f58ae7152f4be92254a0bb1c0995e6d;hp=432974f8d77c32ec87eee5163ef75763a5cf4b22;hpb=99b4237c1647156f0e1d3d7e03efdab23ed79778;p=oota-llvm.git diff --git a/lib/MC/MCNullStreamer.cpp b/lib/MC/MCNullStreamer.cpp index 432974f8d77..9b9c4aa2a0c 100644 --- a/lib/MC/MCNullStreamer.cpp +++ b/lib/MC/MCNullStreamer.cpp @@ -8,7 +8,6 @@ //===----------------------------------------------------------------------===// #include "llvm/MC/MCStreamer.h" - #include "llvm/MC/MCContext.h" #include "llvm/MC/MCInst.h" #include "llvm/MC/MCSectionMachO.h" @@ -20,23 +19,29 @@ namespace { class MCNullStreamer : public MCStreamer { public: - MCNullStreamer(MCContext &Context) : MCStreamer(Context) {} + MCNullStreamer(MCContext &Context) : MCStreamer(Context, 0) {} /// @name MCStreamer Interface /// @{ + virtual void InitToTextSection() { + } + virtual void InitSections() { } - virtual void ChangeSection(const MCSection *Section) { + virtual void ChangeSection(const MCSection *Section, + const MCExpr *Subsection) { } virtual void EmitLabel(MCSymbol *Symbol) { assert(Symbol->isUndefined() && "Cannot define a symbol twice!"); - assert(getCurrentSection() && "Cannot emit before setting section!"); - Symbol->setSection(*getCurrentSection()); + 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) {} @@ -47,7 +52,9 @@ namespace { const MCSymbol *Label, unsigned PointerSize) {} - virtual void EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute){} + virtual bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute){ + return true; + } virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {} @@ -63,13 +70,12 @@ namespace { virtual void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size, unsigned ByteAlignment) {} virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = 0, - unsigned Size = 0, unsigned ByteAlignment = 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, unsigned AddrSpace) {} + virtual void EmitBytes(StringRef Data) {} - virtual void EmitValueImpl(const MCExpr *Value, unsigned Size, - unsigned AddrSpace) {} + 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) {} @@ -80,12 +86,12 @@ namespace { virtual void EmitCodeAlignment(unsigned ByteAlignment, unsigned MaxBytesToEmit = 0) {} - virtual void EmitValueToOffset(const MCExpr *Offset, - unsigned char Value = 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) { + StringRef Filename, unsigned CUID = 0) { return false; } virtual void EmitDwarfLocDirective(unsigned FileNo, unsigned Line, @@ -94,13 +100,19 @@ namespace { 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); + } }; } - + MCStreamer *llvm::createNullStreamer(MCContext &Context) { return new MCNullStreamer(Context); }