LCOV - code coverage report
Current view: top level - include/llvm/MC - MCWasmStreamer.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 0 5 0.0 %
Date: 2017-09-14 15:23:50 Functions: 0 1 0.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- MCWasmStreamer.h - MCStreamer Wasm Object File Interface -*- C++ -*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : 
      10             : #ifndef LLVM_MC_MCWASMSTREAMER_H
      11             : #define LLVM_MC_MCWASMSTREAMER_H
      12             : 
      13             : #include "llvm/ADT/SmallPtrSet.h"
      14             : #include "llvm/MC/MCDirectives.h"
      15             : #include "llvm/MC/MCObjectStreamer.h"
      16             : #include "llvm/MC/SectionKind.h"
      17             : #include "llvm/Support/DataTypes.h"
      18             : 
      19             : namespace llvm {
      20             : class MCAsmBackend;
      21             : class MCAssembler;
      22             : class MCCodeEmitter;
      23             : class MCExpr;
      24             : class MCInst;
      25             : class raw_ostream;
      26             : 
      27             : class MCWasmStreamer : public MCObjectStreamer {
      28             : public:
      29             :   MCWasmStreamer(MCContext &Context, MCAsmBackend &TAB, raw_pwrite_stream &OS,
      30             :                  MCCodeEmitter *Emitter)
      31           0 :       : MCObjectStreamer(Context, TAB, OS, Emitter), SeenIdent(false) {}
      32             : 
      33             :   ~MCWasmStreamer() override;
      34             : 
      35             :   /// state management
      36           0 :   void reset() override {
      37           0 :     SeenIdent = false;
      38           0 :     MCObjectStreamer::reset();
      39           0 :   }
      40             : 
      41             :   /// \name MCStreamer Interface
      42             :   /// @{
      43             : 
      44             :   void ChangeSection(MCSection *Section, const MCExpr *Subsection) override;
      45             :   void EmitAssemblerFlag(MCAssemblerFlag Flag) override;
      46             :   void EmitThumbFunc(MCSymbol *Func) override;
      47             :   void EmitWeakReference(MCSymbol *Alias, const MCSymbol *Symbol) override;
      48             :   bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) override;
      49             :   void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) override;
      50             :   void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
      51             :                         unsigned ByteAlignment) override;
      52             : 
      53             :   void emitELFSize(MCSymbol *Symbol, const MCExpr *Value) override;
      54             : 
      55             :   void EmitLocalCommonSymbol(MCSymbol *Symbol, uint64_t Size,
      56             :                              unsigned ByteAlignment) override;
      57             : 
      58             :   void EmitZerofill(MCSection *Section, MCSymbol *Symbol = nullptr,
      59             :                     uint64_t Size = 0, unsigned ByteAlignment = 0) override;
      60             :   void EmitTBSSSymbol(MCSection *Section, MCSymbol *Symbol, uint64_t Size,
      61             :                       unsigned ByteAlignment = 0) override;
      62             :   void EmitValueImpl(const MCExpr *Value, unsigned Size,
      63             :                      SMLoc Loc = SMLoc()) override;
      64             : 
      65             :   void EmitIdent(StringRef IdentString) override;
      66             : 
      67             :   void EmitValueToAlignment(unsigned, int64_t, unsigned, unsigned) override;
      68             : 
      69             :   void FinishImpl() override;
      70             : 
      71             : private:
      72             :   void EmitInstToFragment(const MCInst &Inst, const MCSubtargetInfo &) override;
      73             :   void EmitInstToData(const MCInst &Inst, const MCSubtargetInfo &) override;
      74             : 
      75             :   /// \brief Merge the content of the fragment \p EF into the fragment \p DF.
      76             :   void mergeFragment(MCDataFragment *, MCDataFragment *);
      77             : 
      78             :   bool SeenIdent;
      79             : };
      80             : 
      81             : } // end namespace llvm
      82             : 
      83             : #endif

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