LLVM
17.0.0git
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#include "llvm/MC/MCWinCOFFStreamer.h"
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 More... | |
MCStreamer interface | |
void | initSections (bool NoExecStack, const MCSubtargetInfo &STI) override |
Create the default sections and set the initial one. More... | |
void | emitLabel (MCSymbol *Symbol, SMLoc Loc=SMLoc()) override |
Emit a label for Symbol into the current section. More... | |
void | emitAssemblerFlag (MCAssemblerFlag Flag) override |
Note in the output the specified Flag . More... | |
void | emitThumbFunc (MCSymbol *Func) override |
Note in the output that the specified Func is a Thumb mode function (ARM target only). More... | |
bool | emitSymbolAttribute (MCSymbol *Symbol, MCSymbolAttr Attribute) override |
Add the given Attribute to Symbol . More... | |
void | emitSymbolDesc (MCSymbol *Symbol, unsigned DescValue) override |
Set the DescValue for the Symbol . More... | |
void | beginCOFFSymbolDef (MCSymbol const *Symbol) override |
Start emitting COFF symbol definition. More... | |
void | emitCOFFSymbolStorageClass (int StorageClass) override |
Emit the storage class of the symbol. More... | |
void | emitCOFFSymbolType (int Type) override |
Emit the type of the symbol. More... | |
void | endCOFFSymbolDef () override |
Marks the end of the symbol definition. More... | |
void | emitCOFFSafeSEH (MCSymbol const *Symbol) override |
void | emitCOFFSymbolIndex (MCSymbol const *Symbol) override |
Emits the symbol table index of a Symbol into the current section. More... | |
void | emitCOFFSectionIndex (MCSymbol const *Symbol) override |
Emits a COFF section index. More... | |
void | emitCOFFSecRel32 (MCSymbol const *Symbol, uint64_t Offset) override |
Emits a COFF section relative relocation. More... | |
void | emitCOFFImgRel32 (MCSymbol const *Symbol, int64_t Offset) override |
Emits a COFF image relative relocation. More... | |
void | emitCommonSymbol (MCSymbol *Symbol, uint64_t Size, Align ByteAlignment) override |
Emit a common symbol. More... | |
void | emitLocalCommonSymbol (MCSymbol *Symbol, uint64_t Size, Align ByteAlignment) override |
Emit a local common (.lcomm) symbol. More... | |
void | emitWeakReference (MCSymbol *Alias, const MCSymbol *Symbol) override |
Emit an weak reference from Alias to Symbol . More... | |
void | emitZerofill (MCSection *Section, MCSymbol *Symbol, uint64_t Size, Align ByteAlignment, SMLoc Loc=SMLoc()) override |
Emit the zerofill section and an optional symbol. More... | |
void | emitTBSSSymbol (MCSection *Section, MCSymbol *Symbol, uint64_t Size, Align ByteAlignment) override |
Emit a thread local bss (.tbss) symbol. More... | |
void | emitIdent (StringRef IdentString) override |
Emit the "identifiers" directive. More... | |
void | emitWinEHHandlerData (SMLoc Loc) override |
void | emitCGProfileEntry (const MCSymbolRefExpr *From, const MCSymbolRefExpr *To, uint64_t Count) override |
void | finishImpl () override |
Streamer specific finalization. More... | |
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bool | isIntegratedAssemblerRequired () const override |
Object streamers require the integrated assembler. More... | |
void | emitFrames (MCAsmBackend *MAB) |
void | emitCFISections (bool EH, bool Debug) override |
MCFragment * | getCurrentFragment () const |
void | insert (MCFragment *F) |
MCDataFragment * | getOrCreateDataFragment (const MCSubtargetInfo *STI=nullptr) |
Get a data fragment to write into, creating a new one if the current fragment is not a data fragment. More... | |
void | visitUsedSymbol (const MCSymbol &Sym) override |
void | flushPendingLabels () |
Create a data fragment for any pending labels across all Sections and Subsections. More... | |
MCAssembler & | getAssembler () |
MCAssembler * | getAssemblerPtr () override |
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 . More... | |
void | emitConditionalAssignment (MCSymbol *Symbol, const MCExpr *Value) override |
Emit an assignment of Value to Symbol , but only if Value is also emitted. More... | |
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. More... | |
void | emitULEB128Value (const MCExpr *Value) override |
void | emitSLEB128Value (const MCExpr *Value) override |
void | changeSection (MCSection *Section, const MCExpr *Subsection) override |
Update streamer for a new active section. More... | |
void | emitInstruction (const MCInst &Inst, const MCSubtargetInfo &STI) override |
Emit the given Instruction into the current section. More... | |
virtual void | emitInstToFragment (const MCInst &Inst, const MCSubtargetInfo &) |
Emit an instruction to a special fragment, because this instruction can change its size during relaxation. More... | |
void | emitBundleAlignMode (Align Alignment) override |
Set the bundle alignment mode from now on in the section. More... | |
void | emitBundleLock (bool AlignToEnd) override |
The following instructions are a bundle-locked group. More... | |
void | emitBundleUnlock () override |
Ends a bundle-locked group. More... | |
void | emitBytes (StringRef Data) override |
Emit the bytes in Data into the output. More... | |
void | emitValueToAlignment (Align Alignment, int64_t Value=0, unsigned ValueSize=1, unsigned MaxBytesToEmit=0) override |
Emit some number of copies of Value until the byte alignment ByteAlignment is reached. More... | |
void | emitCodeAlignment (Align ByteAlignment, const MCSubtargetInfo *STI, unsigned MaxBytesToEmit=0) override |
Emit nops until the byte alignment ByteAlignment is reached. More... | |
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. More... | |
void | emitDwarfLocDirective (unsigned FileNo, unsigned Line, unsigned Column, unsigned Flags, unsigned Isa, unsigned Discriminator, StringRef FileName) override |
This implements the DWARF2 '.loc fileno lineno ...' assembler directive. More... | |
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. More... | |
void | emitDwarfLineEndEntry (MCSection *Section, MCSymbol *LastLabel) override |
Emit the debug line end entry. More... | |
void | emitDwarfAdvanceFrameAddr (const MCSymbol *LastLabel, const MCSymbol *Label) |
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. More... | |
void | emitCVLinetableDirective (unsigned FunctionId, const MCSymbol *Begin, const MCSymbol *End) override |
This implements the CodeView '.cv_linetable' assembler directive. More... | |
void | emitCVInlineLinetableDirective (unsigned PrimaryFunctionId, unsigned SourceFileId, unsigned SourceLineNum, const MCSymbol *FnStartSym, const MCSymbol *FnEndSym) override |
This implements the CodeView '.cv_inline_linetable' assembler directive. More... | |
void | emitCVDefRangeDirective (ArrayRef< std::pair< const MCSymbol *, const MCSymbol * >> Ranges, StringRef FixedSizePortion) override |
This implements the CodeView '.cv_def_range' assembler directive. More... | |
void | emitCVStringTableDirective () override |
This implements the CodeView '.cv_stringtable' assembler directive. More... | |
void | emitCVFileChecksumsDirective () override |
This implements the CodeView '.cv_filechecksums' assembler directive. More... | |
void | emitCVFileChecksumOffsetDirective (unsigned FileNo) override |
This implements the CodeView '.cv_filechecksumoffset' assembler directive. More... | |
void | emitDTPRel32Value (const MCExpr *Value) override |
Emit the expression Value into the output as a dtprel (32-bit DTP relative) value. More... | |
void | emitDTPRel64Value (const MCExpr *Value) override |
Emit the expression Value into the output as a dtprel (64-bit DTP relative) value. More... | |
void | emitTPRel32Value (const MCExpr *Value) override |
Emit the expression Value into the output as a tprel (32-bit TP relative) value. More... | |
void | emitTPRel64Value (const MCExpr *Value) override |
Emit the expression Value into the output as a tprel (64-bit TP relative) value. More... | |
void | emitGPRel32Value (const MCExpr *Value) override |
Emit the expression Value into the output as a gprel32 (32-bit GP relative) value. More... | |
void | emitGPRel64Value (const MCExpr *Value) override |
Emit the expression Value into the output as a gprel64 (64-bit GP relative) value. More... | |
std::optional< std::pair< bool, std::string > > | emitRelocDirective (const MCExpr &Offset, StringRef Name, const MCExpr *Expr, SMLoc Loc, const MCSubtargetInfo &STI) override |
Record a relocation described by the .reloc directive. More... | |
void | emitFill (const MCExpr &NumBytes, uint64_t FillValue, SMLoc Loc=SMLoc()) override |
Emit Size bytes worth of the value specified by FillValue . More... | |
void | emitFill (const MCExpr &NumValues, int64_t Size, int64_t Expr, SMLoc Loc=SMLoc()) override |
Emit NumValues copies of Size bytes. More... | |
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. More... | |
void | emitFileDirective (StringRef Filename, StringRef CompilerVerion, StringRef TimeStamp, StringRef Description) override |
Emit ".file assembler diretive with additioal info. More... | |
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. More... | |
void | emitAbsoluteSymbolDiffAsULEB128 (const MCSymbol *Hi, const MCSymbol *Lo) override |
Emit the absolute difference between two symbols encoded with ULEB128. More... | |
bool | mayHaveInstructions (MCSection &Sec) const override |
void | emitPendingAssignments (MCSymbol *Symbol) |
Emits pending conditional assignments that depend on Symbol being emitted. More... | |
void | emitFill (uint64_t NumBytes, uint8_t FillValue) |
Emit NumBytes bytes worth of the value specified by FillValue. More... | |
virtual void | emitFill (const MCExpr &NumBytes, uint64_t FillValue, SMLoc Loc=SMLoc()) |
Emit Size bytes worth of the value specified by FillValue . More... | |
virtual void | emitFill (const MCExpr &NumValues, int64_t Size, int64_t Expr, SMLoc Loc=SMLoc()) |
Emit NumValues copies of Size bytes. More... | |
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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 |
void | setUseAssemblerInfoForParsing (bool v) |
bool | getUseAssemblerInfoForParsing () |
MCTargetStreamer * | getTargetStreamer () |
void | setAllowAutoPadding (bool v) |
bool | getAllowAutoPadding () const |
WinEH::FrameInfo * | EnsureValidWinFrameInfo (SMLoc Loc) |
Retrieve the current frame info if one is available and it is not yet closed. More... | |
unsigned | getNumFrameInfos () |
ArrayRef< MCDwarfFrameInfo > | getDwarfFrameInfos () const |
bool | hasUnfinishedDwarfFrameInfo () |
unsigned | getNumWinFrameInfos () |
ArrayRef< std::unique_ptr< WinEH::FrameInfo > > | getWinFrameInfos () 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. More... | |
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. More... | |
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. More... | |
virtual void | emitCFIBKeyFrame () |
virtual void | emitCFIMTETaggedFrame () |
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. More... | |
virtual bool | emitCVFuncIdDirective (unsigned FunctionId) |
Introduces a function id for use with .cv_loc. More... | |
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. More... | |
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. More... | |
virtual MCSymbol * | getDwarfLineTableSymbol (unsigned CUID) |
void | emitCFIStartProc (bool IsSimple, SMLoc Loc=SMLoc()) |
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 | emitCFILLVMDefAspaceCfa (int64_t Register, int64_t Offset, int64_t AddressSpace) |
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 | emitCFIRestore (int64_t Register) |
virtual void | emitCFIRelOffset (int64_t Register, int64_t Offset) |
virtual void | emitCFIAdjustCfaOffset (int64_t Adjustment) |
virtual void | emitCFIEscape (StringRef Values) |
virtual void | emitCFIReturnColumn (int64_t Register) |
virtual void | emitCFIGnuArgsSize (int64_t Size) |
virtual void | emitCFISignalFrame () |
virtual void | emitCFIUndefined (int64_t Register) |
virtual void | emitCFIRegister (int64_t Register1, int64_t Register2) |
virtual void | emitCFIWindowSave () |
virtual void | emitCFINegateRAState () |
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. More... | |
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 | 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. More... | |
MCSection * | getAssociatedXDataSection (const MCSection *TextSec) |
Get the .xdata section used for the given section. More... | |
virtual void | emitSyntaxDirective () |
virtual void | emitPseudoProbe (uint64_t Guid, uint64_t Index, uint64_t Type, uint64_t Attr, const MCPseudoProbeInlineStack &InlineStack, MCSymbol *FnSym) |
Emit the a pseudo probe into the current section. More... | |
void | emitRawText (const Twine &String) |
If this file is backed by a assembly streamer, this dumps the specified string in the output .s file. More... | |
void | finish (SMLoc EndLoc=SMLoc()) |
Finish emission of machine code. More... | |
void | maybeEmitDwarf64Mark () |
Emit a special value of 0xffffffff if producing 64-bit debugging info. More... | |
virtual void | emitDwarfUnitLength (uint64_t Length, const Twine &Comment) |
Emit a unit length field. More... | |
virtual MCSymbol * | emitDwarfUnitLength (const Twine &Prefix, const Twine &Comment) |
Emit a unit length field. More... | |
virtual void | emitDwarfLineStartLabel (MCSymbol *StartSym) |
Emit the debug line start label. More... | |
virtual void | doFinalizationAtSectionEnd (MCSection *Section) |
Do finalization for the streamer at the end of a section. More... | |
virtual bool | isVerboseAsm () const |
Return true if this streamer supports verbose assembly and if it is enabled. More... | |
virtual bool | hasRawTextSupport () const |
Return true if this asm streamer supports emitting unformatted text to the .s file with EmitRawText. More... | |
virtual void | AddComment (const Twine &T, bool EOL=true) |
Add a textual comment. More... | |
virtual raw_ostream & | getCommentOS () |
Return a raw_ostream that comments can be written to. More... | |
virtual void | emitRawComment (const Twine &T, bool TabPrefix=true) |
Print T and prefix it with the comment string (normally #) and optionally a tab. More... | |
virtual void | addExplicitComment (const Twine &T) |
Add explicit comment T. More... | |
virtual void | emitExplicitComments () |
Emit added explicit comments. More... | |
virtual void | addBlankLine () |
Emit a blank line to a .s file to pretty it up. More... | |
MCSectionSubPair | getCurrentSection () const |
Return the current section that the streamer is emitting code to. More... | |
MCSection * | getCurrentSectionOnly () const |
MCSectionSubPair | getPreviousSection () const |
Return the previous section that the streamer is emitting code to. More... | |
unsigned | getSymbolOrder (const MCSymbol *Sym) const |
Returns an index to represent the order a symbol was emitted in. More... | |
void | pushSection () |
Save the current and previous section on the section stack. More... | |
bool | popSection () |
Restore the current and previous section from the section stack. More... | |
bool | subSection (const MCExpr *Subsection) |
virtual void | switchSection (MCSection *Section, const MCExpr *Subsection=nullptr) |
Set the current section where code is being emitted to Section . More... | |
void | switchSectionNoChange (MCSection *Section, const MCExpr *Subsection=nullptr) |
Set the current section where code is being emitted to Section . More... | |
MCSymbol * | endSection (MCSection *Section) |
void | assignFragment (MCSymbol *Symbol, MCFragment *Fragment) |
Sets the symbol's section. More... | |
virtual StringRef | getMnemonic (MCInst &MI) |
Returns the mnemonic for MI , if the streamer has access to a instruction printer and returns an empty string otherwise. More... | |
virtual void | emitEHSymAttributes (const MCSymbol *Symbol, MCSymbol *EHSymbol) |
virtual void | emitLinkerOptions (ArrayRef< std::string > Kind) |
Emit the given list Options of strings as linker options into the output. More... | |
virtual void | emitDataRegion (MCDataRegionType Kind) |
Note in the output the specified region Kind . More... | |
virtual void | emitVersionMin (MCVersionMinType Type, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion) |
Specify the Mach-O minimum deployment target version. More... | |
virtual void | emitBuildVersion (unsigned Platform, unsigned Major, unsigned Minor, unsigned Update, VersionTuple SDKVersion) |
Emit/Specify Mach-O build version command. More... | |
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. More... | |
virtual void | emitXCOFFSymbolLinkageWithVisibility (MCSymbol *Symbol, MCSymbolAttr Linkage, MCSymbolAttr Visibility) |
Emit a symbol's linkage and visibility with a linkage directive for XCOFF. More... | |
virtual void | emitXCOFFRenameDirective (const MCSymbol *Name, StringRef Rename) |
Emit a XCOFF .rename directive which creates a synonym for an illegal or undesirable name. More... | |
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. More... | |
virtual void | emitXCOFFRefDirective (StringRef Sym) |
Emit a XCOFF .ref directive which creates R_REF type entry in the relocation table for one or more symbols. More... | |
virtual void | emitELFSize (MCSymbol *Symbol, const MCExpr *Value) |
Emit an ELF .size directive. More... | |
virtual void | emitELFSymverDirective (const MCSymbol *OriginalSym, StringRef Name, bool KeepOriginalSym) |
Emit an ELF .symver directive. More... | |
virtual void | emitLOHDirective (MCLOHType Kind, const MCLOHArgs &Args) |
Emit a Linker Optimization Hint (LOH) directive. More... | |
virtual void | emitGNUAttribute (unsigned Tag, unsigned Value) |
Emit a .gnu_attribute directive. More... | |
virtual void | emitBinaryData (StringRef Data) |
Functionally identical to EmitBytes. More... | |
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. More... | |
virtual void | emitIntValue (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. More... | |
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. More... | |
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. More... | |
unsigned | emitSLEB128IntValue (int64_t Value) |
Special case of EmitSLEB128Value that avoids the client having to pass in a MCExpr for constant integers. More... | |
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. More... | |
void | emitFill (uint64_t NumBytes, uint8_t FillValue) |
Emit NumBytes bytes worth of the value specified by FillValue. More... | |
void | emitZeros (uint64_t NumBytes) |
Emit NumBytes worth of zeros. More... | |
Protected Member Functions | |
void | emitInstToData (const MCInst &Inst, const MCSubtargetInfo &STI) override |
void | finalizeCGProfileEntry (const MCSymbolRefExpr *&S) |
void | finalizeCGProfile () |
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MCObjectStreamer (MCContext &Context, std::unique_ptr< MCAsmBackend > TAB, std::unique_ptr< MCObjectWriter > OW, std::unique_ptr< MCCodeEmitter > Emitter) | |
~MCObjectStreamer () | |
bool | changeSectionImpl (MCSection *Section, const MCExpr *Subsection) |
void | addPendingLabel (MCSymbol *label) |
Assign a label to the current Section and Subsection even though a fragment is not yet present. More... | |
void | flushPendingLabels (MCFragment *F, uint64_t FOffset=0) |
If any labels have been emitted but not assigned fragments in the current Section and Subsection, ensure that they get assigned, either to fragment F if possible or to a new data fragment. More... | |
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MCStreamer (MCContext &Ctx) | |
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. More... | |
bool | checkCVLocSection (unsigned FuncId, unsigned FileNo, SMLoc Loc) |
Returns true if the the .cv_loc directive is in the right section. More... | |
Protected Attributes | |
const MCSymbol * | CurSymbol |
Definition at line 27 of file MCWinCOFFStreamer.h.
MCWinCOFFStreamer::MCWinCOFFStreamer | ( | MCContext & | Context, |
std::unique_ptr< MCAsmBackend > | MAB, | ||
std::unique_ptr< MCCodeEmitter > | CE, | ||
std::unique_ptr< MCObjectWriter > | OW | ||
) |
Definition at line 43 of file MCWinCOFFStreamer.cpp.
Start emitting COFF symbol definition.
Symbol | - The symbol to have its External & Type fields set. |
Reimplemented from llvm::MCStreamer.
Definition at line 136 of file MCWinCOFFStreamer.cpp.
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overridevirtual |
Note in the output the specified Flag
.
Reimplemented from llvm::MCStreamer.
Definition at line 90 of file MCWinCOFFStreamer.cpp.
References llvm::MCObjectStreamer::getAssembler(), llvm::MCAssembler::getBackend(), llvm::MCAsmBackend::handleAssemblerFlag(), llvm_unreachable, llvm::MCAF_Code16, llvm::MCAF_Code32, llvm::MCAF_Code64, llvm::MCAF_SubsectionsViaSymbols, and llvm::MCAF_SyntaxUnified.
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overridevirtual |
Reimplemented from llvm::MCStreamer.
Definition at line 338 of file MCWinCOFFStreamer.cpp.
References llvm::MCAssembler::CGProfile, From, llvm::MCObjectStreamer::getAssembler(), llvm::MCSymbolRefExpr::getSymbol(), and llvm::MCSymbol::isTemporary().
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overridevirtual |
Emits a COFF image relative relocation.
Symbol | - Symbol the image relative relocation should point to. |
Reimplemented from llvm::MCStreamer.
Definition at line 243 of file MCWinCOFFStreamer.cpp.
References llvm::MCFixup::create(), llvm::MCConstantExpr::create(), llvm::MCSymbolRefExpr::create(), llvm::MCBinaryExpr::createAdd(), DF, Fixup, llvm::FK_Data_4, llvm::MCStreamer::getContext(), llvm::MCObjectStreamer::getOrCreateDataFragment(), llvm::Offset, llvm::MCObjectStreamer::visitUsedSymbol(), and llvm::MCSymbolRefExpr::VK_COFF_IMGREL32.
Reimplemented from llvm::MCStreamer.
Definition at line 181 of file MCWinCOFFStreamer.cpp.
References Align, llvm::MCSection::ensureMinAlignment(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getContext(), llvm::MCContext::getObjectFileInfo(), llvm::MCObjectFileInfo::getSXDataSection(), llvm::COFF::IMAGE_SYM_DTYPE_FUNCTION, llvm::MCSymbolCOFF::isSafeSEH(), llvm::MCAssembler::registerSection(), llvm::MCAssembler::registerSymbol(), llvm::COFF::SCT_COMPLEX_TYPE_SHIFT, llvm::MCSymbolCOFF::setIsSafeSEH(), llvm::MCSymbolCOFF::setType(), and llvm::Triple::x86.
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overridevirtual |
Emits a COFF section relative relocation.
Symbol | - Symbol the section relative relocation should point to. |
Reimplemented from llvm::MCStreamer.
Definition at line 225 of file MCWinCOFFStreamer.cpp.
References llvm::MCFixup::create(), llvm::MCConstantExpr::create(), llvm::MCSymbolRefExpr::create(), llvm::MCBinaryExpr::createAdd(), DF, Fixup, llvm::FK_SecRel_4, llvm::MCStreamer::getContext(), llvm::MCObjectStreamer::getOrCreateDataFragment(), llvm::Offset, and llvm::MCObjectStreamer::visitUsedSymbol().
Emits a COFF section index.
Symbol | - Symbol the section number relocation should point to. |
Reimplemented from llvm::MCStreamer.
Definition at line 216 of file MCWinCOFFStreamer.cpp.
References llvm::MCFixup::create(), llvm::MCSymbolRefExpr::create(), DF, Fixup, llvm::FK_SecRel_2, llvm::MCStreamer::getContext(), llvm::MCObjectStreamer::getOrCreateDataFragment(), and llvm::MCObjectStreamer::visitUsedSymbol().
Emits the symbol table index of a Symbol into the current section.
Reimplemented from llvm::MCStreamer.
Definition at line 206 of file MCWinCOFFStreamer.cpp.
References Align, llvm::MCSection::ensureMinAlignment(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getCurrentSectionOnly(), llvm::MCAssembler::registerSection(), and llvm::MCAssembler::registerSymbol().
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Emit the storage class of the symbol.
StorageClass | - The storage class the symbol should have. |
Reimplemented from llvm::MCStreamer.
Definition at line 144 of file MCWinCOFFStreamer.cpp.
References CurSymbol, llvm::MCObjectStreamer::getAssembler(), llvm::MCAssembler::registerSymbol(), and llvm::COFF::SSC_Invalid.
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Emit the type of the symbol.
Reimplemented from llvm::MCStreamer.
Definition at line 160 of file MCWinCOFFStreamer.cpp.
References CurSymbol, llvm::MCObjectStreamer::getAssembler(), and llvm::MCAssembler::registerSymbol().
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overridevirtual |
Emit a common symbol.
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 262 of file MCWinCOFFStreamer.cpp.
References llvm::LCOMM::ByteAlignment, llvm::MCObjectStreamer::emitBytes(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getContext(), llvm::MCObjectFileInfo::getDrectveSection(), llvm::MCContext::getObjectFileInfo(), llvm::MCContext::getTargetTriple(), llvm::Log2_32_Ceil(), llvm::max(), llvm::MCStreamer::popSection(), llvm::MCStreamer::pushSection(), llvm::MCAssembler::registerSymbol(), llvm::report_fatal_error(), S, and llvm::MCStreamer::switchSection().
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Emit the "identifiers" directive.
This implements the '.ident "version foo"' assembler directive.
Reimplemented from llvm::MCStreamer.
Definition at line 330 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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Implements llvm::MCObjectStreamer.
Definition at line 50 of file MCWinCOFFStreamer.cpp.
References DF, llvm::numbers::e, llvm::MCCodeEmitter::encodeInstruction(), llvm::MCObjectStreamer::getAssembler(), llvm::MCAssembler::getEmitter(), llvm::getOffset(), llvm::MCObjectStreamer::getOrCreateDataFragment(), and i.
Emit a label for Symbol
into the current section.
This corresponds to an assembler statement such as: foo:
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 85 of file MCWinCOFFStreamer.cpp.
References llvm::MCObjectStreamer::emitLabel(), and S.
Referenced by emitLocalCommonSymbol().
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Emit a local common (.lcomm) symbol.
Symbol | - The common symbol to emit. |
Size | - The size of the common symbol. |
ByteAlignment | - The alignment of the common symbol in bytes. |
Reimplemented from llvm::MCStreamer.
Definition at line 294 of file MCWinCOFFStreamer.cpp.
References llvm::LCOMM::ByteAlignment, emitLabel(), llvm::MCObjectStreamer::emitValueToAlignment(), llvm::MCStreamer::emitZeros(), llvm::MCObjectFileInfo::getBSSSection(), llvm::MCStreamer::getContext(), llvm::MCContext::getObjectFileInfo(), llvm::MCStreamer::popSection(), llvm::MCStreamer::pushSection(), S, and llvm::MCStreamer::switchSection().
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overridevirtual |
Add the given Attribute
to Symbol
.
Implements llvm::MCStreamer.
Definition at line 110 of file MCWinCOFFStreamer.cpp.
References llvm::MCObjectStreamer::getAssembler(), llvm_unreachable, llvm::MCSA_AltEntry, llvm::MCSA_Global, llvm::MCSA_Weak, llvm::MCSA_WeakReference, llvm::MCAssembler::registerSymbol(), and S.
Referenced by emitWeakReference().
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overridevirtual |
Set the DescValue
for the Symbol
.
Symbol | - The symbol to have its n_desc field set. |
DescValue | - The value to set into the n_desc field. |
Reimplemented from llvm::MCStreamer.
Definition at line 132 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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overridevirtual |
Emit a thread local bss (.tbss) symbol.
Section | - The thread local common section. |
Symbol | - The thread local common symbol to emit. |
Size | - The size of the symbol. |
ByteAlignment | - The alignment of the thread local common symbol. |
Reimplemented from llvm::MCStreamer.
Definition at line 324 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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overridevirtual |
Note in the output that the specified Func
is a Thumb mode function (ARM target only).
Reimplemented from llvm::MCStreamer.
Definition at line 106 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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overridevirtual |
Emit an weak reference from Alias
to Symbol
.
This corresponds to an assembler statement such as: .weakref alias, symbol
Alias | - The alias that is being created. |
Symbol | - The symbol being aliased. |
Reimplemented from llvm::MCObjectStreamer.
Definition at line 308 of file MCWinCOFFStreamer.cpp.
References llvm::MCSymbolRefExpr::create(), emitSymbolAttribute(), llvm::MCObjectStreamer::getAssembler(), llvm::MCStreamer::getContext(), llvm::MCSA_Weak, llvm::MCAssembler::registerSymbol(), and llvm::MCSymbolRefExpr::VK_WEAKREF.
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overridevirtual |
Reimplemented from llvm::MCStreamer.
Definition at line 334 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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overridevirtual |
Emit the zerofill section and an optional symbol.
Section | - The zerofill section to create and or to put the symbol |
Symbol | - The zerofill symbol to emit, if non-NULL. |
Size | - The size of the zerofill symbol. |
ByteAlignment | - The alignment of the zerofill symbol. |
Implements llvm::MCStreamer.
Definition at line 318 of file MCWinCOFFStreamer.cpp.
References llvm_unreachable.
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overridevirtual |
Marks the end of the symbol definition.
Reimplemented from llvm::MCStreamer.
Definition at line 175 of file MCWinCOFFStreamer.cpp.
References CurSymbol.
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protected |
Definition at line 354 of file MCWinCOFFStreamer.cpp.
References E, finalizeCGProfileEntry(), and llvm::MCObjectStreamer::getAssembler().
Referenced by finishImpl().
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protected |
Definition at line 346 of file MCWinCOFFStreamer.cpp.
References llvm::MCObjectStreamer::getAssembler(), llvm::MCSymbolRefExpr::getSymbol(), llvm::MCAssembler::registerSymbol(), and S.
Referenced by finalizeCGProfile().
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overridevirtual |
Streamer specific finalization.
Reimplemented from llvm::MCObjectStreamer.
Definition at line 361 of file MCWinCOFFStreamer.cpp.
References finalizeCGProfile(), and llvm::MCObjectStreamer::finishImpl().
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overridevirtual |
Create the default sections and set the initial one.
Reimplemented from llvm::MCStreamer.
Definition at line 68 of file MCWinCOFFStreamer.cpp.
References Align, llvm::MCObjectStreamer::emitCodeAlignment(), llvm::MCStreamer::getContext(), and llvm::MCStreamer::switchSection().
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state management
Reimplemented from llvm::MCObjectStreamer.
Definition at line 34 of file MCWinCOFFStreamer.h.
References CurSymbol, and llvm::MCObjectStreamer::reset().
Definition at line 75 of file MCWinCOFFStreamer.h.
Referenced by beginCOFFSymbolDef(), emitCOFFSymbolStorageClass(), emitCOFFSymbolType(), endCOFFSymbolDef(), and reset().