#include "llvm/MC/MCAsmInfoELF.h"
Inheritance diagram for llvm::MCAsmInfoELF:
Protected Member Functions | |
| MCAsmInfoELF () | |
Additional Inherited Members | |
 Public Types inherited from llvm::MCAsmInfo | |
| enum | AsmCharLiteralSyntax { ACLS_Unknown , ACLS_SingleQuotePrefix } |
| Assembly character literal syntax types. More... | |
| Public Member Functions inherited from llvm::MCAsmInfo | |
| MCAsmInfo () | |
| virtual | ~MCAsmInfo () |
| unsigned | getCodePointerSize () const |
| Get the code pointer size in bytes. | |
| unsigned | getCalleeSaveStackSlotSize () const |
| Get the callee-saved register stack slot size in bytes. | |
| bool | isLittleEndian () const |
| True if the target is little endian. | |
| bool | isStackGrowthDirectionUp () const |
| True if target stack grow up. | |
| bool | hasSubsectionsViaSymbols () const |
| const char * | getData8bitsDirective () const |
| const char * | getData16bitsDirective () const |
| const char * | getData32bitsDirective () const |
| const char * | getData64bitsDirective () const |
| bool | supportsSignedData () const |
| const char * | getGPRel64Directive () const |
| const char * | getGPRel32Directive () const |
| const char * | getDTPRel64Directive () const |
| const char * | getDTPRel32Directive () const |
| const char * | getTPRel64Directive () const |
| const char * | getTPRel32Directive () const |
| virtual MCSection * | getNonexecutableStackSection (MCContext &Ctx) const |
| Targets can implement this method to specify a section to switch to if the translation unit doesn't have any trampolines that require an executable stack. | |
| virtual const MCExpr * | getExprForPersonalitySymbol (const MCSymbol *Sym, unsigned Encoding, MCStreamer &Streamer) const |
| virtual const MCExpr * | getExprForFDESymbol (const MCSymbol *Sym, unsigned Encoding, MCStreamer &Streamer) const |
| virtual bool | isAcceptableChar (char C) const |
| Return true if C is an acceptable character inside a symbol name. | |
| virtual bool | isValidUnquotedName (StringRef Name) const |
Return true if the identifier Name does not need quotes to be syntactically correct. | |
| virtual bool | shouldOmitSectionDirective (StringRef SectionName) const |
Return true if the .section directive should be omitted when emitting SectionName. | |
| bool | usesSunStyleELFSectionSwitchSyntax () const |
| bool | usesELFSectionDirectiveForBSS () const |
| bool | needsDwarfSectionOffsetDirective () const |
| bool | isMachO () const |
| bool | hasCOFFAssociativeComdats () const |
| bool | hasCOFFComdatConstants () const |
| bool | hasVisibilityOnlyWithLinkage () const |
| virtual unsigned | getMaxInstLength (const MCSubtargetInfo *STI=nullptr) const |
| Returns the maximum possible encoded instruction size in bytes. | |
| unsigned | getMinInstAlignment () const |
| bool | getDollarIsPC () const |
| bool | getDotIsPC () const |
| bool | getStarIsPC () const |
| const char * | getSeparatorString () const |
| unsigned | getCommentColumn () const |
| void | setCommentColumn (unsigned Col) |
| StringRef | getCommentString () const |
| bool | getRestrictCommentStringToStartOfStatement () const |
| bool | shouldAllowAdditionalComments () const |
| bool | getEmitGNUAsmStartIndentationMarker () const |
| const char * | getLabelSuffix () const |
| bool | shouldEmitLabelsInUpperCase () const |
| bool | useAssignmentForEHBegin () const |
| bool | needsLocalForSize () const |
| StringRef | getPrivateGlobalPrefix () const |
| StringRef | getPrivateLabelPrefix () const |
| bool | hasLinkerPrivateGlobalPrefix () const |
| StringRef | getLinkerPrivateGlobalPrefix () const |
| const char * | getInlineAsmStart () const |
| const char * | getInlineAsmEnd () const |
| const char * | getCode16Directive () const |
| const char * | getCode32Directive () const |
| const char * | getCode64Directive () const |
| unsigned | getAssemblerDialect () const |
| bool | doesAllowAtInName () const |
| void | setAllowAtInName (bool V) |
| bool | doesAllowQuestionAtStartOfIdentifier () const |
| bool | doesAllowAtAtStartOfIdentifier () const |
| bool | doesAllowDollarAtStartOfIdentifier () const |
| bool | doesAllowHashAtStartOfIdentifier () const |
| bool | supportsNameQuoting () const |
| bool | doesSupportDataRegionDirectives () const |
| bool | useDotAlignForAlignment () const |
| bool | hasLEB128Directives () const |
| bool | useFullRegisterNames () const |
| void | setFullRegisterNames (bool V) |
| const char * | getZeroDirective () const |
| bool | doesZeroDirectiveSupportNonZeroValue () const |
| const char * | getAsciiDirective () const |
| const char * | getAscizDirective () const |
| const char * | getByteListDirective () const |
| const char * | getPlainStringDirective () const |
| AsmCharLiteralSyntax | characterLiteralSyntax () const |
| bool | getAlignmentIsInBytes () const |
| unsigned | getTextAlignFillValue () const |
| const char * | getGlobalDirective () const |
| bool | doesSetDirectiveSuppressReloc () const |
| bool | getCOMMDirectiveAlignmentIsInBytes () const |
| LCOMM::LCOMMType | getLCOMMDirectiveAlignmentType () const |
| bool | hasBasenameOnlyForFileDirective () const |
| bool | hasPairedDoubleQuoteStringConstants () const |
| bool | hasFunctionAlignment () const |
| bool | hasDotTypeDotSizeDirective () const |
| bool | hasSingleParameterDotFile () const |
| bool | hasFourStringsDotFile () const |
| bool | hasIdentDirective () const |
| bool | hasNoDeadStrip () const |
| const char * | getWeakDirective () const |
| const char * | getWeakRefDirective () const |
| bool | hasWeakDefCanBeHiddenDirective () const |
| bool | avoidWeakIfComdat () const |
| MCSymbolAttr | getHiddenVisibilityAttr () const |
| MCSymbolAttr | getExportedVisibilityAttr () const |
| MCSymbolAttr | getHiddenDeclarationVisibilityAttr () const |
| MCSymbolAttr | getProtectedVisibilityAttr () const |
| MCSymbolAttr | getMemtagAttr () const |
| bool | doesSupportDebugInformation () const |
| ExceptionHandling | getExceptionHandlingType () const |
| WinEH::EncodingType | getWinEHEncodingType () const |
| void | setExceptionsType (ExceptionHandling EH) |
| bool | usesCFIWithoutEH () const |
| bool | usesCFIForEH () const |
| Returns true if the exception handling method for the platform uses call frame information to unwind. | |
| bool | usesWindowsCFI () const |
| bool | doesDwarfUseRelocationsAcrossSections () const |
| bool | doDwarfFDESymbolsUseAbsDiff () const |
| bool | useDwarfRegNumForCFI () const |
| bool | useParensForSymbolVariant () const |
| bool | useParensForDollarSignNames () const |
| bool | supportsExtendedDwarfLocDirective () const |
| bool | usesDwarfFileAndLocDirectives () const |
| bool | needsDwarfSectionSizeInHeader () const |
| bool | enableDwarfFileDirectoryDefault () const |
| void | addInitialFrameState (const MCCFIInstruction &Inst) |
| const std::vector< MCCFIInstruction > & | getInitialFrameState () const |
| void | setBinutilsVersion (std::pair< int, int > Value) |
| bool | useIntegratedAssembler () const |
| Return true if assembly (inline or otherwise) should be parsed. | |
| bool | parseInlineAsmUsingAsmParser () const |
| Return true if target want to use AsmParser to parse inlineasm. | |
| bool | binutilsIsAtLeast (int Major, int Minor) const |
| virtual void | setUseIntegratedAssembler (bool Value) |
| Set whether assembly (inline or otherwise) should be parsed. | |
| virtual void | setParseInlineAsmUsingAsmParser (bool Value) |
| Set whether target want to use AsmParser to parse inlineasm. | |
| bool | preserveAsmComments () const |
| Return true if assembly (inline or otherwise) should be parsed. | |
| virtual void | setPreserveAsmComments (bool Value) |
| Set whether assembly (inline or otherwise) should be parsed. | |
| bool | shouldUseLogicalShr () const |
| bool | hasMipsExpressions () const |
| bool | needsFunctionDescriptors () const |
| bool | shouldUseMotorolaIntegers () const |
| Protected Attributes inherited from llvm::MCAsmInfo | |
| unsigned | CodePointerSize = 4 |
| Code pointer size in bytes. Default is 4. | |
| unsigned | CalleeSaveStackSlotSize = 4 |
| Size of the stack slot reserved for callee-saved registers, in bytes. | |
| bool | IsLittleEndian = true |
| True if target is little endian. Default is true. | |
| bool | StackGrowsUp = false |
| True if target stack grow up. Default is false. | |
| bool | HasSubsectionsViaSymbols = false |
| True if this target has the MachO .subsections_via_symbols directive. | |
| bool | HasCOFFAssociativeComdats = false |
| True if this is a non-GNU COFF target. | |
| bool | HasCOFFComdatConstants = false |
| True if this is a non-GNU COFF target. | |
| bool | HasVisibilityOnlyWithLinkage = false |
| True if this is an XCOFF target that supports visibility attributes as part of .global, .weak, .extern, and .comm. | |
| unsigned | MaxInstLength = 4 |
| This is the maximum possible length of an instruction, which is needed to compute the size of an inline asm. | |
| unsigned | MinInstAlignment = 1 |
| Every possible instruction length is a multiple of this value. | |
| bool | DollarIsPC = false |
| The '$' token, when not referencing an identifier or constant, refers to the current PC. | |
| bool | DotIsPC = true |
| Allow '. | |
| bool | StarIsPC = false |
| Whether the '*' token refers to the current PC. | |
| const char * | SeparatorString |
| This string, if specified, is used to separate instructions from each other when on the same line. | |
| StringRef | CommentString |
| This indicates the comment string used by the assembler. | |
| bool | RestrictCommentStringToStartOfStatement = false |
| This indicates whether the comment string is only accepted as a comment at the beginning of statements. | |
| bool | AllowAdditionalComments = true |
| This indicates whether to allow additional "comment strings" to be lexed as a comment. | |
| bool | EmitGNUAsmStartIndentationMarker = true |
| Should we emit the '\t' as the starting indentation marker for GNU inline asm statements. | |
| const char * | LabelSuffix |
| This is appended to emitted labels. Defaults to ":". | |
| bool | EmitLabelsInUpperCase = false |
| Emit labels in purely upper case. Defaults to false. | |
| bool | UseAssignmentForEHBegin = false |
| bool | NeedsLocalForSize = false |
| StringRef | PrivateGlobalPrefix |
| This prefix is used for globals like constant pool entries that are completely private to the .s file and should not have names in the .o file. | |
| StringRef | PrivateLabelPrefix |
| This prefix is used for labels for basic blocks. | |
| StringRef | LinkerPrivateGlobalPrefix |
| This prefix is used for symbols that should be passed through the assembler but be removed by the linker. | |
| const char * | InlineAsmStart |
| If these are nonempty, they contain a directive to emit before and after an inline assembly statement. | |
| const char * | InlineAsmEnd |
| const char * | Code16Directive |
| These are assembly directives that tells the assembler to interpret the following instructions differently. | |
| const char * | Code32Directive |
| const char * | Code64Directive |
| unsigned | AssemblerDialect = 0 |
| Which dialect of an assembler variant to use. Defaults to 0. | |
| bool | AllowAtInName = false |
| This is true if the assembler allows @ characters in symbol names. | |
| bool | AllowQuestionAtStartOfIdentifier = false |
| This is true if the assembler allows the "?" character at the start of of a string to be lexed as an AsmToken::Identifier. | |
| bool | AllowDollarAtStartOfIdentifier = false |
| This is true if the assembler allows the "$" character at the start of of a string to be lexed as an AsmToken::Identifier. | |
| bool | AllowAtAtStartOfIdentifier = false |
| This is true if the assembler allows the "@" character at the start of a string to be lexed as an AsmToken::Identifier. | |
| bool | AllowHashAtStartOfIdentifier = false |
| This is true if the assembler allows the "#" character at the start of a string to be lexed as an AsmToken::Identifier. | |
| bool | SupportsQuotedNames = true |
| If this is true, symbol names with invalid characters will be printed in quotes. | |
| bool | UseDataRegionDirectives = false |
| This is true if data region markers should be printed as ".data_region/.end_data_region" directives. | |
| bool | UseDotAlignForAlignment = false |
| True if .align is to be used for alignment. | |
| bool | HasLEB128Directives = true |
| True if the target supports LEB128 directives. | |
| bool | PPCUseFullRegisterNames = false |
| True if full register names are printed. | |
| const char * | ZeroDirective |
| This should be set to the directive used to get some number of zero (and non-zero if supported by the directive) bytes emitted to the current section. | |
| bool | ZeroDirectiveSupportsNonZeroValue = true |
| This should be set to true if the zero directive supports a value to emit other than zero. | |
| const char * | AsciiDirective |
| This directive allows emission of an ascii string with the standard C escape characters embedded into it. | |
| const char * | AscizDirective |
| If not null, this allows for special handling of zero terminated strings on this target. | |
| const char * | ByteListDirective = nullptr |
| This directive accepts a comma-separated list of bytes for emission as a string of bytes. | |
| const char * | PlainStringDirective = nullptr |
| This directive allows emission of a zero-terminated ascii string without the standard C escape characters embedded into it. | |
| AsmCharLiteralSyntax | CharacterLiteralSyntax = ACLS_Unknown |
| Form used for character literals in the assembly syntax. | |
| const char * | Data8bitsDirective |
| These directives are used to output some unit of integer data to the current section. | |
| const char * | Data16bitsDirective |
| const char * | Data32bitsDirective |
| const char * | Data64bitsDirective |
| bool | SupportsSignedData = true |
| True if data directives support signed values. | |
| const char * | GPRel64Directive = nullptr |
| If non-null, a directive that is used to emit a word which should be relocated as a 64-bit GP-relative offset, e.g. | |
| const char * | GPRel32Directive = nullptr |
| If non-null, a directive that is used to emit a word which should be relocated as a 32-bit GP-relative offset, e.g. | |
| const char * | DTPRel32Directive = nullptr |
| If non-null, directives that are used to emit a word/dword which should be relocated as a 32/64-bit DTP/TP-relative offset, e.g. | |
| const char * | DTPRel64Directive = nullptr |
| const char * | TPRel32Directive = nullptr |
| const char * | TPRel64Directive = nullptr |
| bool | SunStyleELFSectionSwitchSyntax = false |
| This is true if this target uses "Sun Style" syntax for section switching ("#alloc,#write" etc) instead of the normal ELF syntax (,"a,w") in .section directives. | |
| bool | UsesELFSectionDirectiveForBSS = false |
| This is true if this target uses ELF '.section' directive before the '.bss' one. | |
| bool | NeedsDwarfSectionOffsetDirective = false |
| bool | AlignmentIsInBytes = true |
| If this is true (the default) then the asmprinter emits ".align N" directives, where N is the number of bytes to align to. | |
| unsigned | TextAlignFillValue = 0 |
| If non-zero, this is used to fill the executable space created as the result of a alignment directive. | |
| const char * | GlobalDirective |
| This is the directive used to declare a global entity. | |
| bool | SetDirectiveSuppressesReloc = false |
| True if the expression .long f - g uses a relocation but it can be suppressed by writing a = f - g .long a. | |
| bool | COMMDirectiveAlignmentIsInBytes = true |
| True is .comm's and .lcomms optional alignment is to be specified in bytes instead of log2(n). | |
| LCOMM::LCOMMType | LCOMMDirectiveAlignmentType = LCOMM::NoAlignment |
| Describes if the .lcomm directive for the target supports an alignment argument and how it is interpreted. | |
| bool | HasBasenameOnlyForFileDirective = true |
| True if the target only has basename for .file directive. | |
| bool | HasPairedDoubleQuoteStringConstants = false |
| True if the target represents string constants as mostly raw characters in paired double quotation with paired double quotation marks as the escape mechanism to represent a double quotation mark within the string. | |
| bool | HasFunctionAlignment = true |
| bool | HasDotTypeDotSizeDirective = true |
| True if the target has .type and .size directives, this is true for most ELF targets. | |
| bool | HasSingleParameterDotFile = true |
| True if the target has a single parameter .file directive, this is true for ELF targets. | |
| bool | HasFourStringsDotFile = false |
| True if the target has a four strings .file directive, strings separated by comma. | |
| bool | HasIdentDirective = false |
| True if the target has a .ident directive, this is true for ELF targets. | |
| bool | HasNoDeadStrip = false |
| True if this target supports the MachO .no_dead_strip directive. | |
| const char * | WeakDirective |
| Used to declare a global as being a weak symbol. Defaults to ".weak". | |
| const char * | WeakRefDirective = nullptr |
| This directive, if non-null, is used to declare a global as being a weak undefined symbol. | |
| bool | HasWeakDefCanBeHiddenDirective = false |
| True if we have a directive to declare a global as being a weak defined symbol that can be hidden (unexported). | |
| bool | AvoidWeakIfComdat = false |
| True if we should mark symbols as global instead of weak, for weak*/linkonce*, if the symbol has a comdat. | |
| MCSymbolAttr | HiddenVisibilityAttr = MCSA_Hidden |
| This attribute, if not MCSA_Invalid, is used to declare a symbol as having hidden visibility. | |
| MCSymbolAttr | ExportedVisibilityAttr = MCSA_Exported |
| This attribute, if not MCSA_Invalid, is used to declare a symbol as having exported visibility. | |
| MCSymbolAttr | HiddenDeclarationVisibilityAttr = MCSA_Hidden |
| This attribute, if not MCSA_Invalid, is used to declare an undefined symbol as having hidden visibility. | |
| MCSymbolAttr | ProtectedVisibilityAttr = MCSA_Protected |
| This attribute, if not MCSA_Invalid, is used to declare a symbol as having protected visibility. | |
| MCSymbolAttr | MemtagAttr = MCSA_Memtag |
| bool | SupportsDebugInformation = false |
| True if target supports emission of debugging information. | |
| ExceptionHandling | ExceptionsType = ExceptionHandling::None |
| Exception handling format for the target. Defaults to None. | |
| bool | UsesCFIWithoutEH = false |
True if target uses CFI unwind information for other purposes than EH (debugging / sanitizers) when ExceptionsType == ExceptionHandling::None. | |
| WinEH::EncodingType | WinEHEncodingType = WinEH::EncodingType::Invalid |
| Windows exception handling data (.pdata) encoding. Defaults to Invalid. | |
| bool | DwarfUsesRelocationsAcrossSections = true |
| True if Dwarf2 output generally uses relocations for references to other .debug_* sections. | |
| bool | DwarfFDESymbolsUseAbsDiff = false |
| True if DWARF FDE symbol reference relocations should be replaced by an absolute difference. | |
| bool | UsesDwarfFileAndLocDirectives = true |
| True if the target supports generating the DWARF line table through using the .loc/.file directives. | |
| bool | EnableDwarfFileDirectoryDefault = true |
| True if DWARF ‘.file directory’ directive syntax is used by default. | |
| bool | DwarfSectionSizeRequired = true |
| True if the target needs the DWARF section length in the header (if any) of the DWARF section in the assembly file. | |
| bool | DwarfRegNumForCFI = false |
| True if dwarf register numbers are printed instead of symbolic register names in .cfi_* directives. | |
| bool | UseParensForSymbolVariant = false |
| True if target uses parens to indicate the symbol variant instead of . | |
| bool | UseParensForDollarSignNames = true |
| True if the target uses parens for symbol names starting with '$' character to distinguish them from absolute names. | |
| bool | SupportsExtendedDwarfLocDirective = true |
| True if the target supports flags in ".loc" directive, false if only location is allowed. | |
| std::vector< MCCFIInstruction > | InitialFrameState |
| std::pair< int, int > | BinutilsVersion = {2, 26} |
| bool | UseIntegratedAssembler |
| Should we use the integrated assembler? The integrated assembler should be enabled by default (by the constructors) when failing to parse a valid piece of assembly (inline or otherwise) is considered a bug. | |
| bool | ParseInlineAsmUsingAsmParser |
| Use AsmParser to parse inlineAsm when UseIntegratedAssembler is not set. | |
| bool | PreserveAsmComments |
| Preserve Comments in assembly. | |
| unsigned | CommentColumn = 40 |
| The column (zero-based) at which asm comments should be printed. | |
| bool | UseLogicalShr = true |
| True if the integrated assembler should interpret 'a >> b' constant expressions as logical rather than arithmetic. | |
| bool | HasMipsExpressions = false |
| bool | UseMotorolaIntegers = false |
| bool | NeedsFunctionDescriptors = false |
Detailed Description
Definition at line 16 of file MCAsmInfoELF.h.
Constructor & Destructor Documentation
◆ MCAsmInfoELF()
|
protected |
Definition at line 31 of file MCAsmInfoELF.cpp.
References llvm::MCAsmInfo::HasIdentDirective, llvm::MCAsmInfo::PrivateGlobalPrefix, llvm::MCAsmInfo::PrivateLabelPrefix, and llvm::MCAsmInfo::WeakRefDirective.
The documentation for this class was generated from the following files:
- include/llvm/MC/MCAsmInfoELF.h
- lib/MC/MCAsmInfoELF.cpp
