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https://github.com/c64scene-ar/llvm-6502.git
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86251 91177308-0d34-0410-b5e6-96231b3b80d8
71 lines
2.0 KiB
C++
71 lines
2.0 KiB
C++
//===- lib/MC/MCNullStreamer.cpp - Dummy Streamer Implementation ----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/MC/MCStreamer.h"
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#include "llvm/MC/MCContext.h"
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#include "llvm/MC/MCInst.h"
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#include "llvm/MC/MCSectionMachO.h"
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#include "llvm/MC/MCSymbol.h"
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using namespace llvm;
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namespace {
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class MCNullStreamer : public MCStreamer {
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public:
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MCNullStreamer(MCContext &Context) : MCStreamer(Context) {}
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/// @name MCStreamer Interface
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/// @{
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virtual void SwitchSection(const MCSection *Section) {
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CurSection = Section;
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}
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virtual void EmitLabel(MCSymbol *Symbol) {}
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virtual void EmitAssemblerFlag(AssemblerFlag Flag) {}
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virtual void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) {}
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virtual void EmitSymbolAttribute(MCSymbol *Symbol, SymbolAttr Attribute) {}
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virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}
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virtual void EmitCommonSymbol(MCSymbol *Symbol, unsigned Size,
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unsigned ByteAlignment) {}
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virtual void EmitZerofill(const MCSection *Section, MCSymbol *Symbol = 0,
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unsigned Size = 0, unsigned ByteAlignment = 0) {}
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virtual void EmitBytes(StringRef Data) {}
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virtual void EmitValue(const MCExpr *Value, unsigned Size) {}
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virtual void EmitValueToAlignment(unsigned ByteAlignment, int64_t Value = 0,
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unsigned ValueSize = 1,
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unsigned MaxBytesToEmit = 0) {}
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virtual void EmitValueToOffset(const MCExpr *Offset,
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unsigned char Value = 0) {}
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virtual void EmitInstruction(const MCInst &Inst) {}
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virtual void Finish() {}
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/// @}
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};
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}
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MCStreamer *llvm::createNullStreamer(MCContext &Context) {
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return new MCNullStreamer(Context);
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}
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