//===----------------------------------------------------------------------===//
#include "llvm/MC/MCStreamer.h"
-
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCInst.h"
#include "llvm/MC/MCSectionMachO.h"
#include "llvm/MC/MCSymbol.h"
-#include "llvm/MC/MCValue.h"
using namespace llvm;
/// @name MCStreamer Interface
/// @{
- virtual void SwitchSection(const MCSection *Section) {}
-
- virtual void EmitLabel(MCSymbol *Symbol) {}
-
- virtual void EmitAssemblerFlag(AssemblerFlag Flag) {}
-
- virtual void EmitAssignment(MCSymbol *Symbol, const MCValue &Value,
- bool MakeAbsolute = false) {}
-
- virtual void EmitSymbolAttribute(MCSymbol *Symbol, SymbolAttr Attribute) {}
-
- virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}
-
- virtual void EmitLocalSymbol(MCSymbol *Symbol, const MCValue &Value) {}
-
- virtual void EmitCommonSymbol(MCSymbol *Symbol, unsigned Size,
- unsigned Pow2Alignment, bool IsLocal) {}
-
- virtual void EmitZerofill(MCSection *Section, MCSymbol *Symbol = NULL,
- unsigned Size = 0, unsigned Pow2Alignment = 0) {}
-
- virtual void EmitBytes(const StringRef &Data) {}
-
- virtual void EmitValue(const MCValue &Value, unsigned Size) {}
-
- virtual void EmitValueToAlignment(unsigned ByteAlignment, int64_t Value = 0,
- unsigned ValueSize = 1,
- unsigned MaxBytesToEmit = 0) {}
-
- virtual void EmitValueToOffset(const MCValue &Offset,
- unsigned char Value = 0) {}
-
- virtual void EmitInstruction(const MCInst &Inst) {}
-
- virtual void Finish() {}
-
- /// @}
+ void ChangeSection(const MCSection *Section,
+ const MCExpr *Subsection) override {
+ }
+
+ void EmitLabel(MCSymbol *Symbol) override {
+ assert(Symbol->isUndefined() && "Cannot define a symbol twice!");
+ assert(getCurrentSection().first &&"Cannot emit before setting section!");
+ AssignSection(Symbol, getCurrentSection().first);
+ }
+ void EmitDebugLabel(MCSymbol *Symbol) override {
+ EmitLabel(Symbol);
+ }
+ void EmitAssemblerFlag(MCAssemblerFlag Flag) override {}
+ void EmitThumbFunc(MCSymbol *Func) override {}
+
+ void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) override {}
+ void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) override {}
+ bool EmitSymbolAttribute(MCSymbol *Symbol,
+ MCSymbolAttr Attribute) override {
+ return true;
+ }
+
+ void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) override {}
+
+ void BeginCOFFSymbolDef(const MCSymbol *Symbol) override {}
+ void EmitCOFFSymbolStorageClass(int StorageClass) override {}
+ void EmitCOFFSymbolType(int Type) override {}
+ void EndCOFFSymbolDef() override {}
+ void EmitCOFFSecRel32(MCSymbol const *Symbol) override {}
+
+ void EmitELFSize(MCSymbol *Symbol, const MCExpr *Value) override {}
+ void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
+ unsigned ByteAlignment) override {}
+ void EmitLocalCommonSymbol(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 EmitTBSSSymbol(const MCSection *Section, MCSymbol *Symbol,
+ uint64_t Size, unsigned ByteAlignment) override {}
+ void EmitBytes(StringRef Data) override {}
+
+ void EmitValueImpl(const MCExpr *Value, unsigned Size,
+ const SMLoc &Loc = SMLoc()) override {}
+ void EmitULEB128Value(const MCExpr *Value) override {}
+ void EmitSLEB128Value(const MCExpr *Value) override {}
+ void EmitGPRel32Value(const MCExpr *Value) override {}
+ void EmitValueToAlignment(unsigned ByteAlignment, int64_t Value = 0,
+ unsigned ValueSize = 1,
+ unsigned MaxBytesToEmit = 0) override {}
+
+ void EmitCodeAlignment(unsigned ByteAlignment,
+ unsigned MaxBytesToEmit = 0) override {}
+
+ bool EmitValueToOffset(const MCExpr *Offset,
+ unsigned char Value = 0) override { return false; }
+
+ void EmitFileDirective(StringRef Filename) override {}
+ unsigned EmitDwarfFileDirective(unsigned FileNo, StringRef Directory,
+ StringRef Filename,
+ unsigned CUID = 0) override {
+ return 0;
+ }
+ void EmitDwarfLocDirective(unsigned FileNo, unsigned Line,
+ unsigned Column, unsigned Flags,
+ unsigned Isa, unsigned Discriminator,
+ StringRef FileName) override {}
+ void EmitInstruction(const MCInst &Inst, const MCSubtargetInfo&) override {}
+
+ void EmitBundleAlignMode(unsigned AlignPow2) override {}
+ void EmitBundleLock(bool AlignToEnd) override {}
+ void EmitBundleUnlock() override {}
+
+ void FinishImpl() override {}
+
+ void EmitCFIEndProcImpl(MCDwarfFrameInfo &Frame) override {
+ RecordProcEnd(Frame);
+ }
};
}
-
+
MCStreamer *llvm::createNullStreamer(MCContext &Context) {
return new MCNullStreamer(Context);
}