#include "llvm/MC/MCWinCOFFStreamer.h"

Inheritance diagram for llvm::MCWinCOFFStreamer:

Public Member Functions
	MCWinCOFFStreamer (MCContext &Context, std::unique_ptr< MCAsmBackend > MAB, std::unique_ptr< MCCodeEmitter > CE, std::unique_ptr< MCObjectWriter > OW)
void	reset () override
	state management
WinCOFFObjectWriter &	getWriter ()
MCStreamer interface
void	initSections (bool NoExecStack, const MCSubtargetInfo &STI) override
	Create the default sections and set the initial one.
void	changeSection (MCSection *Section, uint32_t Subsection=0) override
	This is called by popSection and switchSection, if the current section changes.
void	emitLabel (MCSymbol *Symbol, SMLoc Loc=SMLoc()) override
	Emit a label for `Symbol` into the current section.
bool	emitSymbolAttribute (MCSymbol *Symbol, MCSymbolAttr Attribute) override
	Add the given `Attribute` to `Symbol`.
void	emitSymbolDesc (MCSymbol *Symbol, unsigned DescValue) override
	Set the `DescValue` for the `Symbol`.
void	beginCOFFSymbolDef (MCSymbol const *Symbol) override
	Start emitting COFF symbol definition.
void	emitCOFFSymbolStorageClass (int StorageClass) override
	Emit the storage class of the symbol.
void	emitCOFFSymbolType (int Type) override
	Emit the type of the symbol.
void	endCOFFSymbolDef () override
	Marks the end of the symbol definition.
void	emitCOFFSafeSEH (MCSymbol const *Symbol) override
void	emitCOFFSymbolIndex (MCSymbol const *Symbol) override
	Emits the symbol table index of a Symbol into the current section.
void	emitCOFFSectionIndex (MCSymbol const *Symbol) override
	Emits a COFF section index.
void	emitCOFFSecRel32 (MCSymbol const *Symbol, uint64_t Offset) override
	Emits a COFF section relative relocation.
void	emitCOFFImgRel32 (MCSymbol const *Symbol, int64_t Offset) override
	Emits a COFF image relative relocation.
void	emitCOFFSecNumber (MCSymbol const *Symbol) override
	Emits the physical number of the section containing the given symbol as assigned during object writing (i.e., this is not a runtime relocation).
void	emitCOFFSecOffset (MCSymbol const *Symbol) override
	Emits the offset of the symbol from the beginning of the section during object writing (i.e., this is not a runtime relocation).
void	emitCommonSymbol (MCSymbol *Symbol, uint64_t Size, Align ByteAlignment) override
	Emit a common symbol.
void	emitLocalCommonSymbol (MCSymbol *Symbol, uint64_t Size, Align ByteAlignment) override
	Emit a local common (.lcomm) symbol.
void	emitWeakReference (MCSymbol Alias, const MCSymbol Symbol) override
	Emit an weak reference from `Alias` to `Symbol`.
void	emitIdent (StringRef IdentString) override
	Emit the "identifiers" directive.
void	emitWinEHHandlerData (SMLoc Loc) override
void	emitCGProfileEntry (const MCSymbolRefExpr From, const MCSymbolRefExpr To, uint64_t Count) override
void	finishImpl () override
	Streamer specific finalization.
Public Member Functions inherited from llvm::MCObjectStreamer
bool	isIntegratedAssemblerRequired () const override
	Object streamers require the integrated assembler.
void	emitFrames (MCAsmBackend *MAB)
MCSymbol *	emitCFILabel () override
	When emitting an object file, create and emit a real label.
void	emitCFISections (bool EH, bool Debug, bool SFrame) override
void	visitUsedSymbol (const MCSymbol &Sym) override
MCAssembler &	getAssembler ()
MCAssembler *	getAssemblerPtr () override
uint8_t *	getCurFragEnd () const
MCFragment *	allocFragSpace (size_t Headroom)
void	newFragment ()
template<typename FT, typename... Args>
FT *	newSpecialFragment (Args &&...args)
void	ensureHeadroom (size_t Headroom)
void	appendContents (ArrayRef< char > Contents)
void	appendContents (size_t Num, uint8_t Elt)
void	addFixup (const MCExpr *Value, MCFixupKind Kind)
virtual void	emitLabelAtPos (MCSymbol *Symbol, SMLoc Loc, MCFragment &F, uint64_t Offset)
void	emitAssignment (MCSymbol Symbol, const MCExpr Value) override
	Emit an assignment of `Value` to `Symbol`.
void	emitConditionalAssignment (MCSymbol Symbol, const MCExpr Value) override
	Emit an assignment of `Value` to `Symbol`, but only if `Value` is also emitted.
void	emitValueImpl (const MCExpr *Value, unsigned Size, SMLoc Loc=SMLoc()) override
	Emit the expression `Value` into the output as a native integer of the given `Size` bytes.
void	emitULEB128Value (const MCExpr *Value) override
void	emitSLEB128Value (const MCExpr *Value) override
void	emitInstruction (const MCInst &Inst, const MCSubtargetInfo &STI) override
	Emit the given `Instruction` into the current section.
void	emitInstToFragment (const MCInst &Inst, const MCSubtargetInfo &)
	Emit an instruction to a special fragment, because this instruction can change its size during relaxation.
void	emitBytes (StringRef Data) override
	Emit the bytes in `Data` into the output.
void	emitValueToAlignment (Align Alignment, int64_t Fill=0, uint8_t FillLen=1, unsigned MaxBytesToEmit=0) override
	Emit some number of copies of `Value` until the byte alignment `ByteAlignment` is reached.
void	emitCodeAlignment (Align ByteAlignment, const MCSubtargetInfo *STI, unsigned MaxBytesToEmit=0) override
	Emit nops until the byte alignment `ByteAlignment` is reached.
void	emitValueToOffset (const MCExpr *Offset, unsigned char Value, SMLoc Loc) override
	Emit some number of copies of `Value` until the byte offset `Offset` is reached.
void	emitDwarfLocDirective (unsigned FileNo, unsigned Line, unsigned Column, unsigned Flags, unsigned Isa, unsigned Discriminator, StringRef FileName, StringRef Comment={}) override
	This implements the DWARF2 '.loc fileno lineno ...' assembler directive.
void	emitDwarfAdvanceLineAddr (int64_t LineDelta, const MCSymbol LastLabel, const MCSymbol Label, unsigned PointerSize) override
	If targets does not support representing debug line section by .loc/.file directives in assembly output, we need to populate debug line section with raw debug line contents.
void	emitDwarfLineEndEntry (MCSection Section, MCSymbol LastLabel, MCSymbol *EndLabel=nullptr) override
	Emit the debug line end entry.
void	emitDwarfAdvanceFrameAddr (const MCSymbol LastLabel, const MCSymbol Label, SMLoc Loc)
void	emitSFrameCalculateFuncOffset (const MCSymbol FunCabsel, const MCSymbol FREBegin, MCFragment *FDEFrag, SMLoc Loc)
void	emitCVLocDirective (unsigned FunctionId, unsigned FileNo, unsigned Line, unsigned Column, bool PrologueEnd, bool IsStmt, StringRef FileName, SMLoc Loc) override
	This implements the CodeView '.cv_loc' assembler directive.
void	emitCVLinetableDirective (unsigned FunctionId, const MCSymbol Begin, const MCSymbol End) override
	This implements the CodeView '.cv_linetable' assembler directive.
void	emitCVInlineLinetableDirective (unsigned PrimaryFunctionId, unsigned SourceFileId, unsigned SourceLineNum, const MCSymbol FnStartSym, const MCSymbol FnEndSym) override
	This implements the CodeView '.cv_inline_linetable' assembler directive.
void	emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol , const MCSymbol > > Ranges, StringRef FixedSizePortion) override
	This implements the CodeView '.cv_def_range' assembler directive.
void	emitCVStringTableDirective () override
	This implements the CodeView '.cv_stringtable' assembler directive.
void	emitCVFileChecksumsDirective () override
	This implements the CodeView '.cv_filechecksums' assembler directive.
void	emitCVFileChecksumOffsetDirective (unsigned FileNo) override
	This implements the CodeView '.cv_filechecksumoffset' assembler directive.
void	emitRelocDirective (const MCExpr &Offset, StringRef Name, const MCExpr *Expr, SMLoc Loc={}) override
	Record a relocation described by the .reloc directive.
void	emitFill (const MCExpr &NumBytes, uint64_t FillValue, SMLoc Loc=SMLoc()) override
	Emit `Size` bytes worth of the value specified by `FillValue`.
void	emitFill (const MCExpr &NumValues, int64_t Size, int64_t Expr, SMLoc Loc=SMLoc()) override
	Emit `NumValues` copies of `Size` bytes.
void	emitNops (int64_t NumBytes, int64_t ControlledNopLength, SMLoc Loc, const MCSubtargetInfo &STI) override
void	emitFileDirective (StringRef Filename) override
	Switch to a new logical file.
void	emitFileDirective (StringRef Filename, StringRef CompilerVersion, StringRef TimeStamp, StringRef Description) override
	Emit ".file assembler diretive with additioal info.
void	emitAddrsig () override
void	emitAddrsigSym (const MCSymbol *Sym) override
void	emitAbsoluteSymbolDiff (const MCSymbol Hi, const MCSymbol Lo, unsigned Size) override
	Emit the absolute difference between two symbols if possible.
void	emitAbsoluteSymbolDiffAsULEB128 (const MCSymbol Hi, const MCSymbol Lo) override
	Emit the absolute difference between two symbols encoded with ULEB128.
bool	mayHaveInstructions (MCSection &Sec) const override
void	emitPendingAssignments (MCSymbol *Symbol)
	Emits pending conditional assignments that depend on `Symbol` being emitted.
void	emitFill (uint64_t NumBytes, uint8_t FillValue)
	Emit NumBytes bytes worth of the value specified by FillValue.
Public Member Functions inherited from llvm::MCStreamer
	MCStreamer (const MCStreamer &)=delete
MCStreamer &	operator= (const MCStreamer &)=delete
virtual	~MCStreamer ()
void	visitUsedExpr (const MCExpr &Expr)
void	setTargetStreamer (MCTargetStreamer *TS)
void	setStartTokLocPtr (const SMLoc *Loc)
SMLoc	getStartTokLoc () const
MCContext &	getContext () const
bool	isObj () const
void	setUseAssemblerInfoForParsing (bool v)
bool	getUseAssemblerInfoForParsing ()
MCTargetStreamer *	getTargetStreamer ()
void	setAllowAutoPadding (bool v)
bool	getAllowAutoPadding () const
MCSymbol *	emitLineTableLabel ()
WinEH::FrameInfo *	EnsureValidWinFrameInfo (SMLoc Loc)
	Retrieve the current frame info if one is available and it is not yet closed.
unsigned	getNumFrameInfos ()
ArrayRef< MCDwarfFrameInfo >	getDwarfFrameInfos () const
bool	hasUnfinishedDwarfFrameInfo ()
unsigned	getNumWinFrameInfos ()
ArrayRef< std::unique_ptr< WinEH::FrameInfo > >	getWinFrameInfos () const
WinEH::FrameInfo::Epilog *	getCurrentWinEpilog () const
bool	isInEpilogCFI () const
void	generateCompactUnwindEncodings (MCAsmBackend *MAB)
unsigned	emitDwarfFileDirective (unsigned FileNo, StringRef Directory, StringRef Filename, std::optional< MD5::MD5Result > Checksum=std::nullopt, std::optional< StringRef > Source=std::nullopt, unsigned CUID=0)
	Associate a filename with a specified logical file number.
virtual Expected< unsigned >	tryEmitDwarfFileDirective (unsigned FileNo, StringRef Directory, StringRef Filename, std::optional< MD5::MD5Result > Checksum=std::nullopt, std::optional< StringRef > Source=std::nullopt, unsigned CUID=0)
	Associate a filename with a specified logical file number.
virtual void	emitDwarfFile0Directive (StringRef Directory, StringRef Filename, std::optional< MD5::MD5Result > Checksum, std::optional< StringRef > Source, unsigned CUID=0)
	Specify the "root" file of the compilation, using the ".file 0" extension.
virtual void	emitCFIBKeyFrame ()
virtual void	emitCFIMTETaggedFrame ()
virtual void	emitDwarfLocLabelDirective (SMLoc Loc, StringRef Name)
	This implements the '.loc_label Name' directive.
virtual bool	emitCVFileDirective (unsigned FileNo, StringRef Filename, ArrayRef< uint8_t > Checksum, unsigned ChecksumKind)
	Associate a filename with a specified logical file number, and also specify that file's checksum information.
virtual bool	emitCVFuncIdDirective (unsigned FunctionId)
	Introduces a function id for use with .cv_loc.
virtual bool	emitCVInlineSiteIdDirective (unsigned FunctionId, unsigned IAFunc, unsigned IAFile, unsigned IALine, unsigned IACol, SMLoc Loc)
	Introduces an inline call site id for use with .cv_loc.
virtual void	emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol , const MCSymbol > > Ranges, codeview::DefRangeRegisterRelHeader DRHdr)
virtual void	emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol , const MCSymbol > > Ranges, codeview::DefRangeSubfieldRegisterHeader DRHdr)
virtual void	emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol , const MCSymbol > > Ranges, codeview::DefRangeRegisterHeader DRHdr)
virtual void	emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol , const MCSymbol > > Ranges, codeview::DefRangeFramePointerRelHeader DRHdr)
virtual void	emitCVFPOData (const MCSymbol *ProcSym, SMLoc Loc={})
	This implements the CodeView '.cv_fpo_data' assembler directive.
virtual MCSymbol *	getDwarfLineTableSymbol (unsigned CUID)
void	emitCFIStartProc (bool IsSimple, SMLoc Loc=SMLoc())
void	emitCFIEndProc ()
virtual void	emitCFIDefCfa (int64_t Register, int64_t Offset, SMLoc Loc={})
virtual void	emitCFIDefCfaOffset (int64_t Offset, SMLoc Loc={})
virtual void	emitCFIDefCfaRegister (int64_t Register, SMLoc Loc={})
virtual void	emitCFILLVMDefAspaceCfa (int64_t Register, int64_t Offset, int64_t AddressSpace, SMLoc Loc={})
virtual void	emitCFIOffset (int64_t Register, int64_t Offset, SMLoc Loc={})
virtual void	emitCFIPersonality (const MCSymbol *Sym, unsigned Encoding)
virtual void	emitCFILsda (const MCSymbol *Sym, unsigned Encoding)
virtual void	emitCFIRememberState (SMLoc Loc)
virtual void	emitCFIRestoreState (SMLoc Loc)
virtual void	emitCFISameValue (int64_t Register, SMLoc Loc={})
virtual void	emitCFIRestore (int64_t Register, SMLoc Loc={})
virtual void	emitCFIRelOffset (int64_t Register, int64_t Offset, SMLoc Loc)
virtual void	emitCFIAdjustCfaOffset (int64_t Adjustment, SMLoc Loc={})
virtual void	emitCFIEscape (StringRef Values, SMLoc Loc={})
virtual void	emitCFIReturnColumn (int64_t Register)
virtual void	emitCFIGnuArgsSize (int64_t Size, SMLoc Loc={})
virtual void	emitCFISignalFrame ()
virtual void	emitCFIUndefined (int64_t Register, SMLoc Loc={})
virtual void	emitCFIRegister (int64_t Register1, int64_t Register2, SMLoc Loc={})
virtual void	emitCFIWindowSave (SMLoc Loc={})
virtual void	emitCFINegateRAState (SMLoc Loc={})
virtual void	emitCFINegateRAStateWithPC (SMLoc Loc={})
virtual void	emitCFILabelDirective (SMLoc Loc, StringRef Name)
virtual void	emitCFIValOffset (int64_t Register, int64_t Offset, SMLoc Loc={})
virtual void	emitWinCFIStartProc (const MCSymbol *Symbol, SMLoc Loc=SMLoc())
virtual void	emitWinCFIEndProc (SMLoc Loc=SMLoc())
virtual void	emitWinCFIFuncletOrFuncEnd (SMLoc Loc=SMLoc())
	This is used on platforms, such as Windows on ARM64, that require function or funclet sizes to be emitted in .xdata before the End marker is emitted for the frame.
virtual void	emitWinCFIStartChained (SMLoc Loc=SMLoc())
virtual void	emitWinCFIEndChained (SMLoc Loc=SMLoc())
virtual void	emitWinCFIPushReg (MCRegister Register, SMLoc Loc=SMLoc())
virtual void	emitWinCFISetFrame (MCRegister Register, unsigned Offset, SMLoc Loc=SMLoc())
virtual void	emitWinCFIAllocStack (unsigned Size, SMLoc Loc=SMLoc())
virtual void	emitWinCFISaveReg (MCRegister Register, unsigned Offset, SMLoc Loc=SMLoc())
virtual void	emitWinCFISaveXMM (MCRegister Register, unsigned Offset, SMLoc Loc=SMLoc())
virtual void	emitWinCFIPushFrame (bool Code, SMLoc Loc=SMLoc())
virtual void	emitWinCFIEndProlog (SMLoc Loc=SMLoc())
virtual void	emitWinCFIBeginEpilogue (SMLoc Loc=SMLoc())
virtual void	emitWinCFIEndEpilogue (SMLoc Loc=SMLoc())
virtual void	emitWinCFIUnwindV2Start (SMLoc Loc=SMLoc())
virtual void	emitWinCFIUnwindVersion (uint8_t Version, SMLoc Loc=SMLoc())
virtual void	emitWinEHHandler (const MCSymbol *Sym, bool Unwind, bool Except, SMLoc Loc=SMLoc())
MCSection *	getAssociatedPDataSection (const MCSection *TextSec)
	Get the .pdata section used for the given section.
MCSection *	getAssociatedXDataSection (const MCSection *TextSec)
	Get the .xdata section used for the given section.
virtual void	emitSyntaxDirective ()
virtual void	emitPseudoProbe (uint64_t Guid, uint64_t Index, uint64_t Type, uint64_t Attr, uint64_t Discriminator, const MCPseudoProbeInlineStack &InlineStack, MCSymbol *FnSym)
	Emit the a pseudo probe into the current section.
void	emitRawText (const Twine &String)
	If this file is backed by a assembly streamer, this dumps the specified string in the output .s file.
void	finish (SMLoc EndLoc=SMLoc())
	Finish emission of machine code.
void	maybeEmitDwarf64Mark ()
	Emit a special value of 0xffffffff if producing 64-bit debugging info.
virtual void	emitDwarfUnitLength (uint64_t Length, const Twine &Comment)
	Emit a unit length field.
virtual MCSymbol *	emitDwarfUnitLength (const Twine &Prefix, const Twine &Comment)
	Emit a unit length field.
virtual void	emitDwarfLineStartLabel (MCSymbol *StartSym)
	Emit the debug line start label.
virtual bool	isVerboseAsm () const
	Return true if this streamer supports verbose assembly and if it is enabled.
virtual bool	hasRawTextSupport () const
	Return true if this asm streamer supports emitting unformatted text to the .s file with EmitRawText.
virtual void	AddComment (const Twine &T, bool EOL=true)
	Add a textual comment.
virtual raw_ostream &	getCommentOS ()
	Return a raw_ostream that comments can be written to.
virtual void	emitRawComment (const Twine &T, bool TabPrefix=true)
	Print T and prefix it with the comment string (normally #) and optionally a tab.
virtual void	addExplicitComment (const Twine &T)
	Add explicit comment T.
virtual void	emitExplicitComments ()
	Emit added explicit comments.
virtual void	addBlankLine ()
	Emit a blank line to a .s file to pretty it up.
MCSectionSubPair	getCurrentSection () const
	Return the current section that the streamer is emitting code to.
MCSection *	getCurrentSectionOnly () const
MCSectionSubPair	getPreviousSection () const
	Return the previous section that the streamer is emitting code to.
MCFragment *	getCurrentFragment () const
size_t	getCurFragSize () const
void	pushSection ()
	Save the current and previous section on the section stack.
virtual bool	popSection ()
	Restore the current and previous section from the section stack.
virtual void	switchSection (MCSection *Section, uint32_t Subsec=0)
	Set the current section where code is being emitted to `Section`.
bool	switchSection (MCSection Section, const MCExpr )
void	switchSectionNoPrint (MCSection *Section)
	Similar to switchSection, but does not print the section directive.
MCSymbol *	endSection (MCSection *Section)
virtual StringRef	getMnemonic (const MCInst &MI) const
	Returns the mnemonic for `MI`, if the streamer has access to a instruction printer and returns an empty string otherwise.
virtual void	emitEHSymAttributes (const MCSymbol Symbol, MCSymbol EHSymbol)
virtual void	emitSubsectionsViaSymbols ()
	Emit a .subsection_via_symbols directive.
virtual void	emitLinkerOptions (ArrayRef< std::string > Kind)
	Emit the given list `Options` of strings as linker options into the output.
virtual void	emitDataRegion (MCDataRegionType Kind)
	Note in the output the specified region `Kind`.
virtual void	emitVersionMin (MCVersionMinType Type, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion)
	Specify the Mach-O minimum deployment target version.
virtual void	emitBuildVersion (unsigned Platform, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion)
	Emit/Specify Mach-O build version command.
virtual void	emitDarwinTargetVariantBuildVersion (unsigned Platform, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion)
void	emitVersionForTarget (const Triple &Target, const VersionTuple &SDKVersion, const Triple *DarwinTargetVariantTriple, const VersionTuple &DarwinTargetVariantSDKVersion)
virtual void	emitXCOFFLocalCommonSymbol (MCSymbol LabelSym, uint64_t Size, MCSymbol CsectSym, Align Alignment)
	Emits an lcomm directive with XCOFF csect information.
virtual void	emitXCOFFSymbolLinkageWithVisibility (MCSymbol *Symbol, MCSymbolAttr Linkage, MCSymbolAttr Visibility)
	Emit a symbol's linkage and visibility with a linkage directive for XCOFF.
virtual void	emitXCOFFRenameDirective (const MCSymbol *Name, StringRef Rename)
	Emit a XCOFF .rename directive which creates a synonym for an illegal or undesirable name.
virtual void	emitXCOFFExceptDirective (const MCSymbol Symbol, const MCSymbol Trap, unsigned Lang, unsigned Reason, unsigned FunctionSize, bool hasDebug)
	Emit an XCOFF .except directive which adds information about a trap instruction to the object file exception section.
virtual void	emitXCOFFRefDirective (const MCSymbol *Symbol)
	Emit a XCOFF .ref directive which creates R_REF type entry in the relocation table for one or more symbols.
virtual void	emitXCOFFCInfoSym (StringRef Name, StringRef Metadata)
	Emit a C_INFO symbol with XCOFF embedded metadata to the .info section.
virtual void	emitELFSize (MCSymbol Symbol, const MCExpr Value)
	Emit an ELF .size directive.
virtual void	emitELFSymverDirective (const MCSymbol *OriginalSym, StringRef Name, bool KeepOriginalSym)
	Emit an ELF .symver directive.
virtual void	emitLOHDirective (MCLOHType Kind, const MCLOHArgs &Args)
	Emit a Linker Optimization Hint (LOH) directive.
virtual void	emitGNUAttribute (unsigned Tag, unsigned Value)
	Emit a .gnu_attribute directive.
virtual void	emitZerofill (MCSection Section, MCSymbol Symbol=nullptr, uint64_t Size=0, Align ByteAlignment=Align(1), SMLoc Loc=SMLoc())
	Emit the zerofill section and an optional symbol.
virtual void	emitTBSSSymbol (MCSection Section, MCSymbol Symbol, uint64_t Size, Align ByteAlignment=Align(1))
	Emit a thread local bss (.tbss) symbol.
virtual void	emitBinaryData (StringRef Data)
	Functionally identical to EmitBytes.
void	emitValue (const MCExpr *Value, unsigned Size, SMLoc Loc=SMLoc())
virtual void	emitIntValue (uint64_t Value, unsigned Size)
	Special case of EmitValue that avoids the client having to pass in a MCExpr for constant integers.
virtual void	emitIntValue (const APInt &Value)
virtual void	emitIntValueInHex (uint64_t Value, unsigned Size)
	Special case of EmitValue that avoids the client having to pass in a MCExpr for constant integers & prints in Hex format for certain modes.
void	emitInt8 (uint64_t Value)
void	emitInt16 (uint64_t Value)
void	emitInt32 (uint64_t Value)
void	emitInt64 (uint64_t Value)
virtual void	emitIntValueInHexWithPadding (uint64_t Value, unsigned Size)
	Special case of EmitValue that avoids the client having to pass in a MCExpr for constant integers & prints in Hex format for certain modes, pads the field with leading zeros to Size width.
unsigned	emitULEB128IntValue (uint64_t Value, unsigned PadTo=0)
	Special case of EmitULEB128Value that avoids the client having to pass in a MCExpr for constant integers.
unsigned	emitSLEB128IntValue (int64_t Value)
	Special case of EmitSLEB128Value that avoids the client having to pass in a MCExpr for constant integers.
void	emitSymbolValue (const MCSymbol *Sym, unsigned Size, bool IsSectionRelative=false)
	Special case of EmitValue that avoids the client having to pass in a MCExpr for MCSymbols.
void	emitFill (uint64_t NumBytes, uint8_t FillValue)
	Emit NumBytes bytes worth of the value specified by FillValue.
void	emitZeros (uint64_t NumBytes)
	Emit NumBytes worth of zeros.

Protected Member Functions
void	finalizeCGProfileEntry (const MCSymbolRefExpr *&S)
Protected Member Functions inherited from llvm::MCObjectStreamer
	MCObjectStreamer (MCContext &Context, std::unique_ptr< MCAsmBackend > TAB, std::unique_ptr< MCObjectWriter > OW, std::unique_ptr< MCCodeEmitter > Emitter)
	~MCObjectStreamer () override
Protected Member Functions inherited from llvm::MCStreamer
	MCStreamer (MCContext &Ctx)
void	addFragment (MCFragment *F)
WinEH::FrameInfo *	getCurrentWinFrameInfo ()
virtual void	emitWindowsUnwindTables (WinEH::FrameInfo *Frame)
virtual void	emitWindowsUnwindTables ()
virtual void	emitRawTextImpl (StringRef String)
	EmitRawText - If this file is backed by an assembly streamer, this dumps the specified string in the output .s file.
bool	checkCVLocSection (unsigned FuncId, unsigned FileNo, SMLoc Loc)
	Returns true if the .cv_loc directive is in the right section.

Protected Attributes
MCSymbol *	CurSymbol
Protected Attributes inherited from llvm::MCStreamer
bool	IsObj = false
WinEH::FrameInfo::Epilog *	CurrentWinEpilog = nullptr
MCFragment *	CurFrag = nullptr

Detailed Description

Definition at line 28 of file MCWinCOFFStreamer.h.

Constructor & Destructor Documentation

◆ MCWinCOFFStreamer()

MCWinCOFFStreamer::MCWinCOFFStreamer	(	MCContext &	Context,
		std::unique_ptr< MCAsmBackend >	MAB,
		std::unique_ptr< MCCodeEmitter >	CE,
		std::unique_ptr< MCObjectWriter >	OW )

Definition at line 122 of file MCWinCOFFStreamer.cpp.

References CurSymbol, getWriter(), llvm::MCObjectStreamer::MCObjectStreamer(), and llvm::move().

Member Function Documentation

◆ beginCOFFSymbolDef()

void MCWinCOFFStreamer::beginCOFFSymbolDef ( MCSymbol const * Symbol )

overridevirtual

Start emitting COFF symbol definition.

Parameters

Symbol - The symbol to have its External & Type fields set.

Reimplemented from llvm::MCStreamer.

Definition at line 200 of file MCWinCOFFStreamer.cpp.

References CurSymbol, and llvm::Error.

◆ changeSection()

void MCWinCOFFStreamer::changeSection	(	MCSection *	Sec,
		uint32_t	= 0 )

overridevirtual

This is called by popSection and switchSection, if the current section changes.

Reimplemented from llvm::MCObjectStreamer.

Definition at line 154 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::changeSection(), llvm::MCObjectStreamer::getAssembler(), and llvm::MCAssembler::registerSymbol().

◆ emitCGProfileEntry()

void MCWinCOFFStreamer::emitCGProfileEntry	(	const MCSymbolRefExpr *	From,
		const MCSymbolRefExpr *	To,
		uint64_t	Count )

overridevirtual

Reimplemented from llvm::MCStreamer.

Definition at line 405 of file MCWinCOFFStreamer.cpp.

References llvm::Count, llvm::MCObjectWriter::getCGProfile(), llvm::MCSymbolRefExpr::getSymbol(), getWriter(), and llvm::MCSymbol::isTemporary().

◆ emitCOFFImgRel32()

void MCWinCOFFStreamer::emitCOFFImgRel32	(	MCSymbol const *	Symbol,
		int64_t	Offset )

overridevirtual

Emits a COFF image relative relocation.

Parameters

Symbol - Symbol the image relative relocation should point to.

Reimplemented from llvm::MCStreamer.

Definition at line 301 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::addFixup(), llvm::MCObjectStreamer::appendContents(), llvm::MCConstantExpr::create(), llvm::MCSymbolRefExpr::create(), llvm::MCBinaryExpr::createAdd(), llvm::MCObjectStreamer::ensureHeadroom(), llvm::FK_Data_4, llvm::MCStreamer::getContext(), llvm::Offset, llvm::MCObjectStreamer::visitUsedSymbol(), and llvm::MCSymbolRefExpr::VK_COFF_IMGREL32.

◆ emitCOFFSafeSEH()

void MCWinCOFFStreamer::emitCOFFSafeSEH ( MCSymbol const * Symbol )

overridevirtual

Reimplemented from llvm::MCStreamer.

Definition at line 244 of file MCWinCOFFStreamer.cpp.

References llvm::MCSection::ensureMinAlignment(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getContext(), llvm::MCContext::getObjectFileInfo(), llvm::MCObjectFileInfo::getSXDataSection(), llvm::COFF::IMAGE_SYM_DTYPE_FUNCTION, llvm::MCObjectStreamer::newSpecialFragment(), llvm::MCStreamer::popSection(), llvm::MCStreamer::pushSection(), llvm::MCAssembler::registerSymbol(), llvm::COFF::SCT_COMPLEX_TYPE_SHIFT, llvm::MCStreamer::switchSection(), and llvm::Triple::x86.

◆ emitCOFFSecNumber()

void MCWinCOFFStreamer::emitCOFFSecNumber ( MCSymbol const * Symbol )

overridevirtual

Emits the physical number of the section containing the given symbol as assigned during object writing (i.e., this is not a runtime relocation).

Reimplemented from llvm::MCStreamer.

Definition at line 317 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::addFixup(), llvm::MCObjectStreamer::appendContents(), MCCOFFSectionNumberTargetExpr::create(), llvm::MCObjectStreamer::ensureHeadroom(), llvm::FK_Data_4, llvm::MCStreamer::getContext(), getWriter(), and llvm::MCObjectStreamer::visitUsedSymbol().

◆ emitCOFFSecOffset()

void MCWinCOFFStreamer::emitCOFFSecOffset ( MCSymbol const * Symbol )

overridevirtual

Emits the offset of the symbol from the beginning of the section during object writing (i.e., this is not a runtime relocation).

Reimplemented from llvm::MCStreamer.

Definition at line 328 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::addFixup(), llvm::MCObjectStreamer::appendContents(), MCCOFFSectionOffsetTargetExpr::create(), llvm::MCObjectStreamer::ensureHeadroom(), llvm::FK_Data_4, llvm::MCStreamer::getContext(), and llvm::MCObjectStreamer::visitUsedSymbol().

◆ emitCOFFSecRel32()

void MCWinCOFFStreamer::emitCOFFSecRel32	(	MCSymbol const *	Symbol,
		uint64_t	Offset )

overridevirtual

Emits a COFF section relative relocation.

Parameters

Symbol - Symbol the section relative relocation should point to.

Reimplemented from llvm::MCStreamer.

Definition at line 286 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::addFixup(), llvm::MCObjectStreamer::appendContents(), llvm::MCConstantExpr::create(), llvm::MCSymbolRefExpr::create(), llvm::MCBinaryExpr::createAdd(), llvm::MCObjectStreamer::ensureHeadroom(), llvm::FK_SecRel_4, llvm::MCStreamer::getContext(), llvm::Offset, and llvm::MCObjectStreamer::visitUsedSymbol().

◆ emitCOFFSectionIndex()

void MCWinCOFFStreamer::emitCOFFSectionIndex ( MCSymbol const * Symbol )

overridevirtual

Emits a COFF section index.

Parameters

Symbol - Symbol the section number relocation should point to.

Reimplemented from llvm::MCStreamer.

Definition at line 278 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::addFixup(), llvm::MCObjectStreamer::appendContents(), llvm::MCSymbolRefExpr::create(), llvm::MCObjectStreamer::ensureHeadroom(), llvm::FK_SecRel_2, llvm::MCStreamer::getContext(), and llvm::MCObjectStreamer::visitUsedSymbol().

◆ emitCOFFSymbolIndex()

void MCWinCOFFStreamer::emitCOFFSymbolIndex ( MCSymbol const * Symbol )

overridevirtual

Emits the symbol table index of a Symbol into the current section.

Reimplemented from llvm::MCStreamer.

Definition at line 270 of file MCWinCOFFStreamer.cpp.

References llvm::MCSection::ensureMinAlignment(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getCurrentSectionOnly(), llvm::MCObjectStreamer::newSpecialFragment(), and llvm::MCAssembler::registerSymbol().

◆ emitCOFFSymbolStorageClass()

void MCWinCOFFStreamer::emitCOFFSymbolStorageClass ( int StorageClass )

overridevirtual

Emit the storage class of the symbol.

Parameters

StorageClass - The storage class the symbol should have.

Reimplemented from llvm::MCStreamer.

Definition at line 207 of file MCWinCOFFStreamer.cpp.

References CurSymbol, llvm::Error, llvm::MCObjectStreamer::getAssembler(), llvm::MCAssembler::registerSymbol(), and llvm::COFF::SSC_Invalid.

◆ emitCOFFSymbolType()

void MCWinCOFFStreamer::emitCOFFSymbolType ( int Type )

overridevirtual

Emit the type of the symbol.

Parameters

Type	- A COFF type identifier (see COFF::SymbolType in X86COFF.h)

Reimplemented from llvm::MCStreamer.

Definition at line 223 of file MCWinCOFFStreamer.cpp.

References CurSymbol, llvm::Error, llvm::MCObjectStreamer::getAssembler(), and llvm::MCAssembler::registerSymbol().

◆ emitCommonSymbol()

void MCWinCOFFStreamer::emitCommonSymbol	(	MCSymbol *	Symbol,
		uint64_t	Size,
		Align	ByteAlignment )

overridevirtual

Emit a common symbol.

Parameters

Symbol	- The common symbol to emit.
Size	- The size of the common symbol.
ByteAlignment	- The alignment of the symbol.

Implements llvm::MCStreamer.

Definition at line 339 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::emitBytes(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getContext(), llvm::MCObjectFileInfo::getDrectveSection(), llvm::MCContext::getObjectFileInfo(), llvm::MCContext::getTargetTriple(), llvm::Log2_32_Ceil(), llvm::MCStreamer::popSection(), llvm::MCStreamer::pushSection(), llvm::MCAssembler::registerSymbol(), llvm::report_fatal_error(), Size, llvm::MCStreamer::switchSection(), and T.

◆ emitIdent()

void MCWinCOFFStreamer::emitIdent ( StringRef IdentString )

overridevirtual

Emit the "identifiers" directive.

This implements the '.ident "version foo"' assembler directive.

Reimplemented from llvm::MCStreamer.

Definition at line 397 of file MCWinCOFFStreamer.cpp.

References llvm_unreachable.

◆ emitLabel()

void MCWinCOFFStreamer::emitLabel	(	MCSymbol *	Symbol,
		SMLoc	Loc = SMLoc() )

overridevirtual

Emit a label for Symbol into the current section.

This corresponds to an assembler statement such as: foo:

Parameters

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.

Reimplemented from llvm::MCObjectStreamer.

Definition at line 164 of file MCWinCOFFStreamer.cpp.

References llvm::MCObjectStreamer::emitLabel().

Referenced by emitLocalCommonSymbol().