MCAsmInfo.h revision 90a5a0cd7c353651c953020b1e41b4c6e2f21883
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===-- llvm/MC/MCAsmInfo.h - Asm info --------------------------*- C++ -*-===// 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The LLVM Compiler Infrastructure 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file is distributed under the University of Illinois Open Source 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// License. See LICENSE.TXT for details. 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 82a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)//===----------------------------------------------------------------------===// 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This file contains a class to be used as the basis for target specific 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// asm writers. This class primarily takes care of global printing constants, 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// which are used in very similar ways across all targets. 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)//===----------------------------------------------------------------------===// 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef LLVM_TARGET_ASM_INFO_H 172a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)#define LLVM_TARGET_ASM_INFO_H 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "llvm/MC/MCDirectives.h" 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include <cassert> 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace llvm { 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class MCSection; 242a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) class MCContext; 252a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 262a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// MCAsmInfo - This class is intended to be used as a base class for asm 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// properties and features specific to the target. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) namespace ExceptionHandling { enum ExceptionsType { None, Dwarf, SjLj }; } 292a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) class MCAsmInfo { 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) protected: 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) //===------------------------------------------------------------------===// 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Properties to be set by the target writer, used to configure asm printer. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // 352a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// HasSubsectionsViaSymbols - True if this target has the MachO 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// .subsections_via_symbols directive. 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool HasSubsectionsViaSymbols; // Default is false. 392a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// HasMachoZeroFillDirective - True if this is a MachO target that supports 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// the macho-specific .zerofill directive for emitting BSS Symbols. 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool HasMachoZeroFillDirective; // Default is false. 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// HasMachoTBSSDirective - True if this is a MachO target that supports 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// the macho-specific .tbss directive for emitting thread local BSS Symbols 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool HasMachoTBSSDirective; // Default is false. 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// HasStaticCtorDtorReferenceInStaticMode - True if the compiler should 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// emit a ".reference .constructors_used" or ".reference .destructors_used" 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// directive after the a static ctor/dtor list. This directive is only 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// emitted in Static relocation model. 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool HasStaticCtorDtorReferenceInStaticMode; // Default is false. 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// LinkerRequiresNonEmptyDwarfLines - True if the linker has a bug and 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// requires that the debug_line section be of a minimum size. In practice 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// such a linker requires a non empty line sequence if a file is present. 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool LinkerRequiresNonEmptyDwarfLines; // Default to false. 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// MaxInstLength - This is the maximum possible length of an instruction, 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// which is needed to compute the size of an inline asm. 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) unsigned MaxInstLength; // Defaults to 4. 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) /// PCSymbol - The symbol used to represent the current PC. Used in PC 642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// relative expressions. 652a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char *PCSymbol; // Defaults to "$". 662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 672a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// SeparatorChar - This character, if specified, is used to separate 682a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// instructions from each other when on the same line. This is used to 692a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// measure inline asm instructions. 702a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) char SeparatorChar; // Defaults to ';' 712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 722a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// CommentColumn - This indicates the comment num (zero-based) at 732a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// which asm comments should be printed. 742a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) unsigned CommentColumn; // Defaults to 40 752a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 762a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// CommentString - This indicates the comment character used by the 772a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) /// assembler. 782a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const char *CommentString; // Defaults to "#" 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 80 /// LabelSuffix - This is appended to emitted labels. 81 const char *LabelSuffix; // Defaults to ":" 82 83 /// GlobalPrefix - If this is set to a non-empty string, it is prepended 84 /// onto all global symbols. This is often used for "_" or ".". 85 const char *GlobalPrefix; // Defaults to "" 86 87 /// PrivateGlobalPrefix - This prefix is used for globals like constant 88 /// pool entries that are completely private to the .s file and should not 89 /// have names in the .o file. This is often "." or "L". 90 const char *PrivateGlobalPrefix; // Defaults to "." 91 92 /// LinkerPrivateGlobalPrefix - This prefix is used for symbols that should 93 /// be passed through the assembler but be removed by the linker. This 94 /// is "l" on Darwin, currently used for some ObjC metadata. 95 const char *LinkerPrivateGlobalPrefix; // Defaults to "" 96 97 /// InlineAsmStart/End - If these are nonempty, they contain a directive to 98 /// emit before and after an inline assembly statement. 99 const char *InlineAsmStart; // Defaults to "#APP\n" 100 const char *InlineAsmEnd; // Defaults to "#NO_APP\n" 101 102 /// AssemblerDialect - Which dialect of an assembler variant to use. 103 unsigned AssemblerDialect; // Defaults to 0 104 105 /// AllowQuotesInName - This is true if the assembler allows for complex 106 /// symbol names to be surrounded in quotes. This defaults to false. 107 bool AllowQuotesInName; 108 109 /// AllowNameToStartWithDigit - This is true if the assembler allows symbol 110 /// names to start with a digit (e.g., "0x0021"). This defaults to false. 111 bool AllowNameToStartWithDigit; 112 113 /// AllowPeriodsInName - This is true if the assembler allows periods in 114 /// symbol names. This defaults to true. 115 bool AllowPeriodsInName; 116 117 //===--- Data Emission Directives -------------------------------------===// 118 119 /// ZeroDirective - this should be set to the directive used to get some 120 /// number of zero bytes emitted to the current section. Common cases are 121 /// "\t.zero\t" and "\t.space\t". If this is set to null, the 122 /// Data*bitsDirective's will be used to emit zero bytes. 123 const char *ZeroDirective; // Defaults to "\t.zero\t" 124 125 /// AsciiDirective - This directive allows emission of an ascii string with 126 /// the standard C escape characters embedded into it. 127 const char *AsciiDirective; // Defaults to "\t.ascii\t" 128 129 /// AscizDirective - If not null, this allows for special handling of 130 /// zero terminated strings on this target. This is commonly supported as 131 /// ".asciz". If a target doesn't support this, it can be set to null. 132 const char *AscizDirective; // Defaults to "\t.asciz\t" 133 134 /// DataDirectives - These directives are used to output some unit of 135 /// integer data to the current section. If a data directive is set to 136 /// null, smaller data directives will be used to emit the large sizes. 137 const char *Data8bitsDirective; // Defaults to "\t.byte\t" 138 const char *Data16bitsDirective; // Defaults to "\t.short\t" 139 const char *Data32bitsDirective; // Defaults to "\t.long\t" 140 const char *Data64bitsDirective; // Defaults to "\t.quad\t" 141 142 /// GPRel32Directive - if non-null, a directive that is used to emit a word 143 /// which should be relocated as a 32-bit GP-relative offset, e.g. .gpword 144 /// on Mips or .gprel32 on Alpha. 145 const char *GPRel32Directive; // Defaults to NULL. 146 147 /// getDataASDirective - Return the directive that should be used to emit 148 /// data of the specified size to the specified numeric address space. 149 virtual const char *getDataASDirective(unsigned Size, unsigned AS) const { 150 assert(AS != 0 && "Don't know the directives for default addr space"); 151 return 0; 152 } 153 154 /// SunStyleELFSectionSwitchSyntax - This is true if this target uses "Sun 155 /// Style" syntax for section switching ("#alloc,#write" etc) instead of the 156 /// normal ELF syntax (,"a,w") in .section directives. 157 bool SunStyleELFSectionSwitchSyntax; // Defaults to false. 158 159 /// UsesELFSectionDirectiveForBSS - This is true if this target uses ELF 160 /// '.section' directive before the '.bss' one. It's used for PPC/Linux 161 /// which doesn't support the '.bss' directive only. 162 bool UsesELFSectionDirectiveForBSS; // Defaults to false. 163 164 /// HasMicrosoftFastStdCallMangling - True if this target uses microsoft 165 /// style mangling for functions with X86_StdCall/X86_FastCall calling 166 /// convention. 167 bool HasMicrosoftFastStdCallMangling; // Defaults to false. 168 169 //===--- Alignment Information ----------------------------------------===// 170 171 /// AlignDirective - The directive used to emit round up to an alignment 172 /// boundary. 173 /// 174 const char *AlignDirective; // Defaults to "\t.align\t" 175 176 /// AlignmentIsInBytes - If this is true (the default) then the asmprinter 177 /// emits ".align N" directives, where N is the number of bytes to align to. 178 /// Otherwise, it emits ".align log2(N)", e.g. 3 to align to an 8 byte 179 /// boundary. 180 bool AlignmentIsInBytes; // Defaults to true 181 182 /// TextAlignFillValue - If non-zero, this is used to fill the executable 183 /// space created as the result of a alignment directive. 184 unsigned TextAlignFillValue; // Defaults to 0 185 186 //===--- Global Variable Emission Directives --------------------------===// 187 188 /// GlobalDirective - This is the directive used to declare a global entity. 189 /// 190 const char *GlobalDirective; // Defaults to NULL. 191 192 /// ExternDirective - This is the directive used to declare external 193 /// globals. 194 /// 195 const char *ExternDirective; // Defaults to NULL. 196 197 /// HasSetDirective - True if the assembler supports the .set directive. 198 bool HasSetDirective; // Defaults to true. 199 200 /// HasAggressiveSymbolFolding - False if the assembler requires that we use 201 /// Lc = a - b 202 /// .long Lc 203 /// instead of 204 /// .long a - b 205 bool HasAggressiveSymbolFolding; // Defaults to true. 206 207 /// HasLCOMMDirective - This is true if the target supports the .lcomm 208 /// directive. 209 bool HasLCOMMDirective; // Defaults to false. 210 211 /// COMMDirectiveAlignmentIsInBytes - True is COMMDirective's optional 212 /// alignment is to be specified in bytes instead of log2(n). 213 bool COMMDirectiveAlignmentIsInBytes; // Defaults to true; 214 215 /// HasDotTypeDotSizeDirective - True if the target has .type and .size 216 /// directives, this is true for most ELF targets. 217 bool HasDotTypeDotSizeDirective; // Defaults to true. 218 219 /// HasSingleParameterDotFile - True if the target has a single parameter 220 /// .file directive, this is true for ELF targets. 221 bool HasSingleParameterDotFile; // Defaults to true. 222 223 /// HasNoDeadStrip - True if this target supports the MachO .no_dead_strip 224 /// directive. 225 bool HasNoDeadStrip; // Defaults to false. 226 227 /// HasSymbolResolver - True if this target supports the MachO 228 /// .symbol_resolver directive. 229 bool HasSymbolResolver; // Defaults to false. 230 231 /// WeakRefDirective - This directive, if non-null, is used to declare a 232 /// global as being a weak undefined symbol. 233 const char *WeakRefDirective; // Defaults to NULL. 234 235 /// WeakDefDirective - This directive, if non-null, is used to declare a 236 /// global as being a weak defined symbol. 237 const char *WeakDefDirective; // Defaults to NULL. 238 239 /// LinkOnceDirective - This directive, if non-null is used to declare a 240 /// global as being a weak defined symbol. This is used on cygwin/mingw. 241 const char *LinkOnceDirective; // Defaults to NULL. 242 243 /// HiddenVisibilityAttr - This attribute, if not MCSA_Invalid, is used to 244 /// declare a symbol as having hidden visibility. 245 MCSymbolAttr HiddenVisibilityAttr; // Defaults to MCSA_Hidden. 246 247 /// ProtectedVisibilityAttr - This attribute, if not MCSA_Invalid, is used 248 /// to declare a symbol as having protected visibility. 249 MCSymbolAttr ProtectedVisibilityAttr; // Defaults to MCSA_Protected 250 251 //===--- Dwarf Emission Directives -----------------------------------===// 252 253 /// HasLEB128 - True if target asm supports leb128 directives. 254 bool HasLEB128; // Defaults to false. 255 256 /// SupportsDebugInformation - True if target supports emission of debugging 257 /// information. 258 bool SupportsDebugInformation; // Defaults to false. 259 260 /// SupportsExceptionHandling - True if target supports exception handling. 261 ExceptionHandling::ExceptionsType ExceptionsType; // Defaults to None 262 263 /// RequiresFrameSection - true if the Dwarf2 output needs a frame section 264 bool DwarfRequiresFrameSection; // Defaults to true. 265 266 /// DwarfUsesInlineInfoSection - True if DwarfDebugInlineSection is used to 267 /// encode inline subroutine information. 268 bool DwarfUsesInlineInfoSection; // Defaults to false. 269 270 /// DwarfSectionOffsetDirective - Special section offset directive. 271 const char* DwarfSectionOffsetDirective; // Defaults to NULL 272 273 /// DwarfUsesAbsoluteLabelForStmtList - True if DW_AT_stmt_list needs 274 /// absolute label instead of offset. 275 bool DwarfUsesAbsoluteLabelForStmtList; // Defaults to true; 276 277 // DwarfUsesLabelOffsetDifference - True if Dwarf2 output can 278 // use EmitLabelOffsetDifference. 279 bool DwarfUsesLabelOffsetForRanges; 280 281 //===--- CBE Asm Translation Table -----------------------------------===// 282 283 const char *const *AsmTransCBE; // Defaults to empty 284 285 public: 286 explicit MCAsmInfo(); 287 virtual ~MCAsmInfo(); 288 289 // FIXME: move these methods to DwarfPrinter when the JIT stops using them. 290 static unsigned getSLEB128Size(int Value); 291 static unsigned getULEB128Size(unsigned Value); 292 293 bool hasSubsectionsViaSymbols() const { return HasSubsectionsViaSymbols; } 294 295 // Data directive accessors. 296 // 297 const char *getData8bitsDirective(unsigned AS = 0) const { 298 return AS == 0 ? Data8bitsDirective : getDataASDirective(8, AS); 299 } 300 const char *getData16bitsDirective(unsigned AS = 0) const { 301 return AS == 0 ? Data16bitsDirective : getDataASDirective(16, AS); 302 } 303 const char *getData32bitsDirective(unsigned AS = 0) const { 304 return AS == 0 ? Data32bitsDirective : getDataASDirective(32, AS); 305 } 306 const char *getData64bitsDirective(unsigned AS = 0) const { 307 return AS == 0 ? Data64bitsDirective : getDataASDirective(64, AS); 308 } 309 const char *getGPRel32Directive() const { return GPRel32Directive; } 310 311 /// getNonexecutableStackSection - Targets can implement this method to 312 /// specify a section to switch to if the translation unit doesn't have any 313 /// trampolines that require an executable stack. 314 virtual const MCSection *getNonexecutableStackSection(MCContext &Ctx) const{ 315 return 0; 316 } 317 318 bool usesSunStyleELFSectionSwitchSyntax() const { 319 return SunStyleELFSectionSwitchSyntax; 320 } 321 322 bool usesELFSectionDirectiveForBSS() const { 323 return UsesELFSectionDirectiveForBSS; 324 } 325 326 bool hasMicrosoftFastStdCallMangling() const { 327 return HasMicrosoftFastStdCallMangling; 328 } 329 330 // Accessors. 331 // 332 bool hasMachoZeroFillDirective() const { return HasMachoZeroFillDirective; } 333 bool hasMachoTBSSDirective() const { return HasMachoTBSSDirective; } 334 bool hasStaticCtorDtorReferenceInStaticMode() const { 335 return HasStaticCtorDtorReferenceInStaticMode; 336 } 337 bool getLinkerRequiresNonEmptyDwarfLines() const { 338 return LinkerRequiresNonEmptyDwarfLines; 339 } 340 unsigned getMaxInstLength() const { 341 return MaxInstLength; 342 } 343 const char *getPCSymbol() const { 344 return PCSymbol; 345 } 346 char getSeparatorChar() const { 347 return SeparatorChar; 348 } 349 unsigned getCommentColumn() const { 350 return CommentColumn; 351 } 352 const char *getCommentString() const { 353 return CommentString; 354 } 355 const char *getLabelSuffix() const { 356 return LabelSuffix; 357 } 358 const char *getGlobalPrefix() const { 359 return GlobalPrefix; 360 } 361 const char *getPrivateGlobalPrefix() const { 362 return PrivateGlobalPrefix; 363 } 364 const char *getLinkerPrivateGlobalPrefix() const { 365 return LinkerPrivateGlobalPrefix; 366 } 367 const char *getInlineAsmStart() const { 368 return InlineAsmStart; 369 } 370 const char *getInlineAsmEnd() const { 371 return InlineAsmEnd; 372 } 373 unsigned getAssemblerDialect() const { 374 return AssemblerDialect; 375 } 376 bool doesAllowQuotesInName() const { 377 return AllowQuotesInName; 378 } 379 bool doesAllowNameToStartWithDigit() const { 380 return AllowNameToStartWithDigit; 381 } 382 bool doesAllowPeriodsInName() const { 383 return AllowPeriodsInName; 384 } 385 const char *getZeroDirective() const { 386 return ZeroDirective; 387 } 388 const char *getAsciiDirective() const { 389 return AsciiDirective; 390 } 391 const char *getAscizDirective() const { 392 return AscizDirective; 393 } 394 const char *getAlignDirective() const { 395 return AlignDirective; 396 } 397 bool getAlignmentIsInBytes() const { 398 return AlignmentIsInBytes; 399 } 400 unsigned getTextAlignFillValue() const { 401 return TextAlignFillValue; 402 } 403 const char *getGlobalDirective() const { 404 return GlobalDirective; 405 } 406 const char *getExternDirective() const { 407 return ExternDirective; 408 } 409 bool hasSetDirective() const { return HasSetDirective; } 410 bool hasAggressiveSymbolFolding() const { 411 return HasAggressiveSymbolFolding; 412 } 413 bool hasLCOMMDirective() const { return HasLCOMMDirective; } 414 bool hasDotTypeDotSizeDirective() const {return HasDotTypeDotSizeDirective;} 415 bool getCOMMDirectiveAlignmentIsInBytes() const { 416 return COMMDirectiveAlignmentIsInBytes; 417 } 418 bool hasSingleParameterDotFile() const { return HasSingleParameterDotFile; } 419 bool hasNoDeadStrip() const { return HasNoDeadStrip; } 420 bool hasSymbolResolver() const { return HasSymbolResolver; } 421 const char *getWeakRefDirective() const { return WeakRefDirective; } 422 const char *getWeakDefDirective() const { return WeakDefDirective; } 423 const char *getLinkOnceDirective() const { return LinkOnceDirective; } 424 425 MCSymbolAttr getHiddenVisibilityAttr() const { return HiddenVisibilityAttr;} 426 MCSymbolAttr getProtectedVisibilityAttr() const { 427 return ProtectedVisibilityAttr; 428 } 429 bool hasLEB128() const { 430 return HasLEB128; 431 } 432 bool doesSupportDebugInformation() const { 433 return SupportsDebugInformation; 434 } 435 bool doesSupportExceptionHandling() const { 436 return ExceptionsType != ExceptionHandling::None; 437 } 438 ExceptionHandling::ExceptionsType getExceptionHandlingType() const { 439 return ExceptionsType; 440 } 441 bool doesDwarfRequireFrameSection() const { 442 return DwarfRequiresFrameSection; 443 } 444 bool doesDwarfUsesInlineInfoSection() const { 445 return DwarfUsesInlineInfoSection; 446 } 447 const char *getDwarfSectionOffsetDirective() const { 448 return DwarfSectionOffsetDirective; 449 } 450 bool doesDwarfUsesAbsoluteLabelForStmtList() const { 451 return DwarfUsesAbsoluteLabelForStmtList; 452 } 453 bool doesDwarfUsesLabelOffsetForRanges() const { 454 return DwarfUsesLabelOffsetForRanges; 455 } 456 const char *const *getAsmCBE() const { 457 return AsmTransCBE; 458 } 459 }; 460} 461 462#endif 463