diff options
Diffstat (limited to 'include/llvm/MC/MCStreamer.h')
| -rw-r--r-- | include/llvm/MC/MCStreamer.h | 71 |
1 files changed, 44 insertions, 27 deletions
diff --git a/include/llvm/MC/MCStreamer.h b/include/llvm/MC/MCStreamer.h index 4451199..b005c8b 100644 --- a/include/llvm/MC/MCStreamer.h +++ b/include/llvm/MC/MCStreamer.h @@ -50,13 +50,12 @@ namespace llvm { MCStreamer(const MCStreamer&); // DO NOT IMPLEMENT MCStreamer &operator=(const MCStreamer&); // DO NOT IMPLEMENT - void EmitSymbolValue(const MCSymbol *Sym, unsigned Size, - bool isPCRel, unsigned AddrSpace); - std::vector<MCDwarfFrameInfo> FrameInfos; MCDwarfFrameInfo *getCurrentFrameInfo(); void EnsureValidFrame(); + const MCSymbol* LastNonPrivate; + /// SectionStack - This is stack of current and previous section /// values saved by PushSection. SmallVector<std::pair<const MCSection *, @@ -65,6 +64,12 @@ namespace llvm { protected: MCStreamer(MCContext &Ctx); + const MCExpr *BuildSymbolDiff(MCContext &Context, const MCSymbol *A, + const MCSymbol *B); + + const MCExpr *ForceExpAbs(MCStreamer *Streamer, MCContext &Context, + const MCExpr* Expr); + public: virtual ~MCStreamer(); @@ -180,7 +185,10 @@ namespace llvm { /// @param Symbol - The symbol to emit. A given symbol should only be /// emitted as a label once, and symbols emitted as a label should never be /// used in an assignment. - virtual void EmitLabel(MCSymbol *Symbol) = 0; + virtual void EmitLabel(MCSymbol *Symbol); + + virtual void EmitEHSymAttributes(const MCSymbol *Symbol, + MCSymbol *EHSymbol); /// EmitAssemblerFlag - Note in the output the specified @p Flag virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) = 0; @@ -300,13 +308,10 @@ namespace llvm { /// @param Size - The size of the integer (in bytes) to emit. This must /// match a native machine width. virtual void EmitValueImpl(const MCExpr *Value, unsigned Size, - bool isPCRel, unsigned AddrSpace) = 0; + unsigned AddrSpace) = 0; void EmitValue(const MCExpr *Value, unsigned Size, unsigned AddrSpace = 0); - void EmitPCRelValue(const MCExpr *Value, unsigned Size, - unsigned AddrSpace = 0); - /// EmitIntValue - Special case of EmitValue that avoids the client having /// to pass in a MCExpr for constant integers. virtual void EmitIntValue(uint64_t Value, unsigned Size, @@ -319,11 +324,9 @@ namespace llvm { void EmitAbsValue(const MCExpr *Value, unsigned Size, unsigned AddrSpace = 0); - virtual void EmitULEB128Value(const MCExpr *Value, - unsigned AddrSpace = 0) = 0; + virtual void EmitULEB128Value(const MCExpr *Value) = 0; - virtual void EmitSLEB128Value(const MCExpr *Value, - unsigned AddrSpace = 0) = 0; + virtual void EmitSLEB128Value(const MCExpr *Value) = 0; /// EmitULEB128Value - Special case of EmitULEB128Value that avoids the /// client having to pass in a MCExpr for constant integers. @@ -338,9 +341,6 @@ namespace llvm { void EmitSymbolValue(const MCSymbol *Sym, unsigned Size, unsigned AddrSpace = 0); - void EmitPCRelSymbolValue(const MCSymbol *Sym, unsigned Size, - unsigned AddrSpace = 0); - /// EmitGPRel32Value - Emit the expression @p Value into the output as a /// gprel32 (32-bit GP relative) value. /// @@ -422,7 +422,8 @@ namespace llvm { virtual void EmitDwarfLocDirective(unsigned FileNo, unsigned Line, unsigned Column, unsigned Flags, unsigned Isa, - unsigned Discriminator); + unsigned Discriminator, + StringRef FileName); virtual void EmitDwarfAdvanceLineAddr(int64_t LineDelta, const MCSymbol *LastLabel, @@ -435,17 +436,19 @@ namespace llvm { void EmitDwarfSetLineAddr(int64_t LineDelta, const MCSymbol *Label, int PointerSize); - virtual bool EmitCFIStartProc(); - virtual bool EmitCFIEndProc(); - virtual bool EmitCFIDefCfa(int64_t Register, int64_t Offset); - virtual bool EmitCFIDefCfaOffset(int64_t Offset); - virtual bool EmitCFIDefCfaRegister(int64_t Register); - virtual bool EmitCFIOffset(int64_t Register, int64_t Offset); - virtual bool EmitCFIPersonality(const MCSymbol *Sym, - unsigned Encoding); - virtual bool EmitCFILsda(const MCSymbol *Sym, unsigned Encoding); - virtual bool EmitCFIRememberState(); - virtual bool EmitCFIRestoreState(); + virtual void EmitCFIStartProc(); + virtual void EmitCFIEndProc(); + virtual void EmitCFIDefCfa(int64_t Register, int64_t Offset); + virtual void EmitCFIDefCfaOffset(int64_t Offset); + virtual void EmitCFIDefCfaRegister(int64_t Register); + virtual void EmitCFIOffset(int64_t Register, int64_t Offset); + virtual void EmitCFIPersonality(const MCSymbol *Sym, unsigned Encoding); + virtual void EmitCFILsda(const MCSymbol *Sym, unsigned Encoding); + virtual void EmitCFIRememberState(); + virtual void EmitCFIRestoreState(); + virtual void EmitCFISameValue(int64_t Register); + virtual void EmitCFIRelOffset(int64_t Register, int64_t Offset); + virtual void EmitCFIAdjustCfaOffset(int64_t Adjustment); /// EmitInstruction - Emit the given @p Instruction into the current /// section. @@ -457,6 +460,19 @@ namespace llvm { virtual void EmitRawText(StringRef String); void EmitRawText(const Twine &String); + /// ARM-related methods. + /// FIXME: Eventually we should have some "target MC streamer" and move + /// these methods there. + virtual void EmitFnStart(); + virtual void EmitFnEnd(); + virtual void EmitCantUnwind(); + virtual void EmitPersonality(const MCSymbol *Personality); + virtual void EmitHandlerData(); + virtual void EmitSetFP(unsigned FpReg, unsigned SpReg, int64_t Offset = 0); + virtual void EmitPad(int64_t Offset); + virtual void EmitRegSave(const SmallVectorImpl<unsigned> &RegList, + bool isVector); + /// Finish - Finish emission of machine code. virtual void Finish() = 0; }; @@ -485,6 +501,7 @@ namespace llvm { MCStreamer *createAsmStreamer(MCContext &Ctx, formatted_raw_ostream &OS, bool isVerboseAsm, bool useLoc, + bool useCFI, MCInstPrinter *InstPrint = 0, MCCodeEmitter *CE = 0, TargetAsmBackend *TAB = 0, |
