void llvm::emitLinkerFlagsForGlobalCOFF(raw_ostream &OS, const GlobalValue *GV, const Triple &TT, Mangler &Mangler) { if (!GV->hasDLLExportStorageClass() || GV->isDeclaration()) return; if (TT.isKnownWindowsMSVCEnvironment()) OS << " /EXPORT:"; else OS << " -export:"; if (TT.isWindowsGNUEnvironment() || TT.isWindowsCygwinEnvironment()) { std::string Flag; raw_string_ostream FlagOS(Flag); Mangler.getNameWithPrefix(FlagOS, GV, false); FlagOS.flush(); if (Flag[0] == GV->getParent()->getDataLayout().getGlobalPrefix()) OS << Flag.substr(1); else OS << Flag; } else { Mangler.getNameWithPrefix(OS, GV, false); } if (!GV->getValueType()->isFunctionTy()) { if (TT.isKnownWindowsMSVCEnvironment()) OS << ",DATA"; else OS << ",data"; } }
void llvm::emitLinkerFlagsForUsedCOFF(raw_ostream &OS, const GlobalValue *GV, const Triple &T, Mangler &M) { if (!T.isKnownWindowsMSVCEnvironment()) return; OS << " /INCLUDE:"; M.getNameWithPrefix(OS, GV, false); }
static std::unique_ptr<TargetLoweringObjectFile> createTLOF(const Triple &TT) { if (TT.isOSBinFormatMachO()) { if (TT.getArch() == Triple::x86_64) return make_unique<X86_64MachoTargetObjectFile>(); return make_unique<TargetLoweringObjectFileMachO>(); } if (TT.isOSLinux() || TT.isOSNaCl()) return make_unique<X86LinuxNaClTargetObjectFile>(); if (TT.isOSBinFormatELF()) return make_unique<X86ELFTargetObjectFile>(); if (TT.isKnownWindowsMSVCEnvironment() || TT.isWindowsCoreCLREnvironment()) return make_unique<X86WindowsTargetObjectFile>(); if (TT.isOSBinFormatCOFF()) return make_unique<TargetLoweringObjectFileCOFF>(); llvm_unreachable("unknown subtarget type"); }
void MCObjectFileInfo::initCOFFMCObjectFileInfo(Triple T) { EHFrameSection = Ctx->getCOFFSection( ".eh_frame", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); bool IsWoA = T.getArch() == Triple::arm || T.getArch() == Triple::thumb; CommDirectiveSupportsAlignment = true; // COFF BSSSection = Ctx->getCOFFSection( ".bss", COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getBSS()); TextSection = Ctx->getCOFFSection( ".text", (IsWoA ? COFF::IMAGE_SCN_MEM_16BIT : (COFF::SectionCharacteristics)0) | COFF::IMAGE_SCN_CNT_CODE | COFF::IMAGE_SCN_MEM_EXECUTE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getText()); DataSection = Ctx->getCOFFSection( ".data", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); ReadOnlySection = Ctx->getCOFFSection( ".rdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); if (T.isKnownWindowsMSVCEnvironment() || T.isWindowsItaniumEnvironment()) { StaticCtorSection = Ctx->getCOFFSection(".CRT$XCU", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); StaticDtorSection = Ctx->getCOFFSection(".CRT$XTX", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); } else { StaticCtorSection = Ctx->getCOFFSection( ".ctors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); StaticDtorSection = Ctx->getCOFFSection( ".dtors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); } // FIXME: We're emitting LSDA info into a readonly section on COFF, even // though it contains relocatable pointers. In PIC mode, this is probably a // big runtime hit for C++ apps. Either the contents of the LSDA need to be // adjusted or this should be a data section. assert(T.isOSWindows() && "Windows is the only supported COFF target"); if (T.getArch() == Triple::x86_64) { // On Windows 64 with SEH, the LSDA is emitted into the .xdata section LSDASection = nullptr; } else { LSDASection = Ctx->getCOFFSection(".gcc_except_table", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); } // Debug info. COFFDebugSymbolsSection = Ctx->getCOFFSection(".debug$S", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfAbbrevSection = Ctx->getCOFFSection( ".debug_abbrev", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_abbrev"); DwarfInfoSection = Ctx->getCOFFSection( ".debug_info", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_info"); DwarfLineSection = Ctx->getCOFFSection( ".debug_line", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_line"); DwarfFrameSection = Ctx->getCOFFSection( ".debug_frame", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfPubNamesSection = Ctx->getCOFFSection( ".debug_pubnames", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfPubTypesSection = Ctx->getCOFFSection( ".debug_pubtypes", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfGnuPubNamesSection = Ctx->getCOFFSection( ".debug_gnu_pubnames", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfGnuPubTypesSection = Ctx->getCOFFSection( ".debug_gnu_pubtypes", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfStrSection = Ctx->getCOFFSection( ".debug_str", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "info_string"); DwarfLocSection = Ctx->getCOFFSection( ".debug_loc", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_debug_loc"); DwarfARangesSection = Ctx->getCOFFSection( ".debug_aranges", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfRangesSection = Ctx->getCOFFSection( ".debug_ranges", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "debug_range"); DwarfInfoDWOSection = Ctx->getCOFFSection( ".debug_info.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_info_dwo"); DwarfTypesDWOSection = Ctx->getCOFFSection( ".debug_types.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_types_dwo"); DwarfAbbrevDWOSection = Ctx->getCOFFSection( ".debug_abbrev.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "section_abbrev_dwo"); DwarfStrDWOSection = Ctx->getCOFFSection( ".debug_str.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "skel_string"); DwarfLineDWOSection = Ctx->getCOFFSection( ".debug_line.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfLocDWOSection = Ctx->getCOFFSection( ".debug_loc.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "skel_loc"); DwarfStrOffDWOSection = Ctx->getCOFFSection( ".debug_str_offsets.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfAddrSection = Ctx->getCOFFSection( ".debug_addr", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "addr_sec"); DwarfAccelNamesSection = Ctx->getCOFFSection( ".apple_names", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "names_begin"); DwarfAccelNamespaceSection = Ctx->getCOFFSection( ".apple_namespaces", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "namespac_begin"); DwarfAccelTypesSection = Ctx->getCOFFSection( ".apple_types", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "types_begin"); DwarfAccelObjCSection = Ctx->getCOFFSection( ".apple_objc", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata(), "objc_begin"); DrectveSection = Ctx->getCOFFSection( ".drectve", COFF::IMAGE_SCN_LNK_INFO | COFF::IMAGE_SCN_LNK_REMOVE, SectionKind::getMetadata()); PDataSection = Ctx->getCOFFSection( ".pdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getDataRel()); XDataSection = Ctx->getCOFFSection( ".xdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getDataRel()); SXDataSection = Ctx->getCOFFSection(".sxdata", COFF::IMAGE_SCN_LNK_INFO, SectionKind::getMetadata()); TLSDataSection = Ctx->getCOFFSection( ".tls$", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); StackMapSection = Ctx->getCOFFSection(".llvm_stackmaps", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); }
void MCObjectFileInfo::InitCOFFMCObjectFileInfo(Triple T) { // COFF BSSSection = Ctx->getCOFFSection(".bss", COFF::IMAGE_SCN_CNT_UNINITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getBSS()); TextSection = Ctx->getCOFFSection(".text", COFF::IMAGE_SCN_CNT_CODE | COFF::IMAGE_SCN_MEM_EXECUTE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getText()); DataSection = Ctx->getCOFFSection(".data", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); ReadOnlySection = Ctx->getCOFFSection(".rdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); if (T.isKnownWindowsMSVCEnvironment()) { StaticCtorSection = Ctx->getCOFFSection(".CRT$XCU", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); } else { StaticCtorSection = Ctx->getCOFFSection(".ctors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); } if (T.isKnownWindowsMSVCEnvironment()) { StaticDtorSection = Ctx->getCOFFSection(".CRT$XTX", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); } else { StaticDtorSection = Ctx->getCOFFSection(".dtors", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); } // FIXME: We're emitting LSDA info into a readonly section on COFF, even // though it contains relocatable pointers. In PIC mode, this is probably a // big runtime hit for C++ apps. Either the contents of the LSDA need to be // adjusted or this should be a data section. LSDASection = Ctx->getCOFFSection(".gcc_except_table", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getReadOnly()); // Debug info. COFFDebugSymbolsSection = Ctx->getCOFFSection(".debug$S", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfAbbrevSection = Ctx->getCOFFSection(".debug_abbrev", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfInfoSection = Ctx->getCOFFSection(".debug_info", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfLineSection = Ctx->getCOFFSection(".debug_line", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfFrameSection = Ctx->getCOFFSection(".debug_frame", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfPubNamesSection = Ctx->getCOFFSection(".debug_pubnames", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfPubTypesSection = Ctx->getCOFFSection(".debug_pubtypes", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfGnuPubNamesSection = Ctx->getCOFFSection(".debug_gnu_pubnames", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfGnuPubTypesSection = Ctx->getCOFFSection(".debug_gnu_pubtypes", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfStrSection = Ctx->getCOFFSection(".debug_str", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfLocSection = Ctx->getCOFFSection(".debug_loc", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfARangesSection = Ctx->getCOFFSection(".debug_aranges", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfRangesSection = Ctx->getCOFFSection(".debug_ranges", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfMacroInfoSection = Ctx->getCOFFSection(".debug_macinfo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfInfoDWOSection = Ctx->getCOFFSection(".debug_info.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfAbbrevDWOSection = Ctx->getCOFFSection(".debug_abbrev.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfStrDWOSection = Ctx->getCOFFSection(".debug_str.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfLineDWOSection = Ctx->getCOFFSection(".debug_line.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfLocDWOSection = Ctx->getCOFFSection(".debug_loc.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfStrOffDWOSection = Ctx->getCOFFSection(".debug_str_offsets.dwo", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DwarfAddrSection = Ctx->getCOFFSection( ".debug_addr", COFF::IMAGE_SCN_MEM_DISCARDABLE | COFF::IMAGE_SCN_MEM_READ, SectionKind::getMetadata()); DrectveSection = Ctx->getCOFFSection(".drectve", COFF::IMAGE_SCN_LNK_INFO, SectionKind::getMetadata()); PDataSection = Ctx->getCOFFSection(".pdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getDataRel()); XDataSection = Ctx->getCOFFSection(".xdata", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ, SectionKind::getDataRel()); TLSDataSection = Ctx->getCOFFSection(".tls$", COFF::IMAGE_SCN_CNT_INITIALIZED_DATA | COFF::IMAGE_SCN_MEM_READ | COFF::IMAGE_SCN_MEM_WRITE, SectionKind::getDataRel()); }
/// initialize - Initialize the set of available library functions based on the /// specified target triple. This should be carefully written so that a missing /// target triple gets a sane set of defaults. static void initialize(TargetLibraryInfo &TLI, const Triple &T, const char **StandardNames) { initializeTargetLibraryInfoPass(*PassRegistry::getPassRegistry()); #ifndef NDEBUG // Verify that the StandardNames array is in alphabetical order. for (unsigned F = 1; F < LibFunc::NumLibFuncs; ++F) { if (strcmp(StandardNames[F-1], StandardNames[F]) >= 0) llvm_unreachable("TargetLibraryInfo function names must be sorted"); } #endif // !NDEBUG // memset_pattern16 is only available on iOS 3.0 and Mac OS X 10.5 and later. if (T.isMacOSX()) { if (T.isMacOSXVersionLT(10, 5)) TLI.setUnavailable(LibFunc::memset_pattern16); } else if (T.isiOS()) { if (T.isOSVersionLT(3, 0)) TLI.setUnavailable(LibFunc::memset_pattern16); } else { TLI.setUnavailable(LibFunc::memset_pattern16); } if (!hasSinCosPiStret(T)) { TLI.setUnavailable(LibFunc::sinpi); TLI.setUnavailable(LibFunc::sinpif); TLI.setUnavailable(LibFunc::cospi); TLI.setUnavailable(LibFunc::cospif); TLI.setUnavailable(LibFunc::sincospi_stret); TLI.setUnavailable(LibFunc::sincospif_stret); } if (T.isMacOSX() && T.getArch() == Triple::x86 && !T.isMacOSXVersionLT(10, 7)) { // x86-32 OSX has a scheme where fwrite and fputs (and some other functions // we don't care about) have two versions; on recent OSX, the one we want // has a $UNIX2003 suffix. The two implementations are identical except // for the return value in some edge cases. However, we don't want to // generate code that depends on the old symbols. TLI.setAvailableWithName(LibFunc::fwrite, "fwrite$UNIX2003"); TLI.setAvailableWithName(LibFunc::fputs, "fputs$UNIX2003"); } // iprintf and friends are only available on XCore and TCE. if (T.getArch() != Triple::xcore && T.getArch() != Triple::tce) { TLI.setUnavailable(LibFunc::iprintf); TLI.setUnavailable(LibFunc::siprintf); TLI.setUnavailable(LibFunc::fiprintf); } if (T.isKnownWindowsMSVCEnvironment()) { // Win32 does not support long double TLI.setUnavailable(LibFunc::acosl); TLI.setUnavailable(LibFunc::asinl); TLI.setUnavailable(LibFunc::atanl); TLI.setUnavailable(LibFunc::atan2l); TLI.setUnavailable(LibFunc::ceill); TLI.setUnavailable(LibFunc::copysignl); TLI.setUnavailable(LibFunc::cosl); TLI.setUnavailable(LibFunc::coshl); TLI.setUnavailable(LibFunc::expl); TLI.setUnavailable(LibFunc::fabsf); // Win32 and Win64 both lack fabsf TLI.setUnavailable(LibFunc::fabsl); TLI.setUnavailable(LibFunc::floorl); TLI.setUnavailable(LibFunc::fmaxl); TLI.setUnavailable(LibFunc::fminl); TLI.setUnavailable(LibFunc::fmodl); TLI.setUnavailable(LibFunc::frexpl); TLI.setUnavailable(LibFunc::ldexpf); TLI.setUnavailable(LibFunc::ldexpl); TLI.setUnavailable(LibFunc::logl); TLI.setUnavailable(LibFunc::modfl); TLI.setUnavailable(LibFunc::powl); TLI.setUnavailable(LibFunc::sinl); TLI.setUnavailable(LibFunc::sinhl); TLI.setUnavailable(LibFunc::sqrtl); TLI.setUnavailable(LibFunc::tanl); TLI.setUnavailable(LibFunc::tanhl); // Win32 only has C89 math TLI.setUnavailable(LibFunc::acosh); TLI.setUnavailable(LibFunc::acoshf); TLI.setUnavailable(LibFunc::acoshl); TLI.setUnavailable(LibFunc::asinh); TLI.setUnavailable(LibFunc::asinhf); TLI.setUnavailable(LibFunc::asinhl); TLI.setUnavailable(LibFunc::atanh); TLI.setUnavailable(LibFunc::atanhf); TLI.setUnavailable(LibFunc::atanhl); TLI.setUnavailable(LibFunc::cbrt); TLI.setUnavailable(LibFunc::cbrtf); TLI.setUnavailable(LibFunc::cbrtl); TLI.setUnavailable(LibFunc::exp2); TLI.setUnavailable(LibFunc::exp2f); TLI.setUnavailable(LibFunc::exp2l); TLI.setUnavailable(LibFunc::expm1); TLI.setUnavailable(LibFunc::expm1f); TLI.setUnavailable(LibFunc::expm1l); TLI.setUnavailable(LibFunc::log2); TLI.setUnavailable(LibFunc::log2f); TLI.setUnavailable(LibFunc::log2l); TLI.setUnavailable(LibFunc::log1p); TLI.setUnavailable(LibFunc::log1pf); TLI.setUnavailable(LibFunc::log1pl); TLI.setUnavailable(LibFunc::logb); TLI.setUnavailable(LibFunc::logbf); TLI.setUnavailable(LibFunc::logbl); TLI.setUnavailable(LibFunc::nearbyint); TLI.setUnavailable(LibFunc::nearbyintf); TLI.setUnavailable(LibFunc::nearbyintl); TLI.setUnavailable(LibFunc::rint); TLI.setUnavailable(LibFunc::rintf); TLI.setUnavailable(LibFunc::rintl); TLI.setUnavailable(LibFunc::round); TLI.setUnavailable(LibFunc::roundf); TLI.setUnavailable(LibFunc::roundl); TLI.setUnavailable(LibFunc::trunc); TLI.setUnavailable(LibFunc::truncf); TLI.setUnavailable(LibFunc::truncl); // Win32 provides some C99 math with mangled names TLI.setAvailableWithName(LibFunc::copysign, "_copysign"); if (T.getArch() == Triple::x86) { // Win32 on x86 implements single-precision math functions as macros TLI.setUnavailable(LibFunc::acosf); TLI.setUnavailable(LibFunc::asinf); TLI.setUnavailable(LibFunc::atanf); TLI.setUnavailable(LibFunc::atan2f); TLI.setUnavailable(LibFunc::ceilf); TLI.setUnavailable(LibFunc::copysignf); TLI.setUnavailable(LibFunc::cosf); TLI.setUnavailable(LibFunc::coshf); TLI.setUnavailable(LibFunc::expf); TLI.setUnavailable(LibFunc::floorf); TLI.setUnavailable(LibFunc::fminf); TLI.setUnavailable(LibFunc::fmaxf); TLI.setUnavailable(LibFunc::fmodf); TLI.setUnavailable(LibFunc::logf); TLI.setUnavailable(LibFunc::powf); TLI.setUnavailable(LibFunc::sinf); TLI.setUnavailable(LibFunc::sinhf); TLI.setUnavailable(LibFunc::sqrtf); TLI.setUnavailable(LibFunc::tanf); TLI.setUnavailable(LibFunc::tanhf); } // Win32 does *not* provide provide these functions, but they are // generally available on POSIX-compliant systems: TLI.setUnavailable(LibFunc::access); TLI.setUnavailable(LibFunc::bcmp); TLI.setUnavailable(LibFunc::bcopy); TLI.setUnavailable(LibFunc::bzero); TLI.setUnavailable(LibFunc::chmod); TLI.setUnavailable(LibFunc::chown); TLI.setUnavailable(LibFunc::closedir); TLI.setUnavailable(LibFunc::ctermid); TLI.setUnavailable(LibFunc::fdopen); TLI.setUnavailable(LibFunc::ffs); TLI.setUnavailable(LibFunc::fileno); TLI.setUnavailable(LibFunc::flockfile); TLI.setUnavailable(LibFunc::fseeko); TLI.setUnavailable(LibFunc::fstat); TLI.setUnavailable(LibFunc::fstatvfs); TLI.setUnavailable(LibFunc::ftello); TLI.setUnavailable(LibFunc::ftrylockfile); TLI.setUnavailable(LibFunc::funlockfile); TLI.setUnavailable(LibFunc::getc_unlocked); TLI.setUnavailable(LibFunc::getitimer); TLI.setUnavailable(LibFunc::getlogin_r); TLI.setUnavailable(LibFunc::getpwnam); TLI.setUnavailable(LibFunc::gettimeofday); TLI.setUnavailable(LibFunc::htonl); TLI.setUnavailable(LibFunc::htons); TLI.setUnavailable(LibFunc::lchown); TLI.setUnavailable(LibFunc::lstat); TLI.setUnavailable(LibFunc::memccpy); TLI.setUnavailable(LibFunc::mkdir); TLI.setUnavailable(LibFunc::ntohl); TLI.setUnavailable(LibFunc::ntohs); TLI.setUnavailable(LibFunc::open); TLI.setUnavailable(LibFunc::opendir); TLI.setUnavailable(LibFunc::pclose); TLI.setUnavailable(LibFunc::popen); TLI.setUnavailable(LibFunc::pread); TLI.setUnavailable(LibFunc::pwrite); TLI.setUnavailable(LibFunc::read); TLI.setUnavailable(LibFunc::readlink); TLI.setUnavailable(LibFunc::realpath); TLI.setUnavailable(LibFunc::rmdir); TLI.setUnavailable(LibFunc::setitimer); TLI.setUnavailable(LibFunc::stat); TLI.setUnavailable(LibFunc::statvfs); TLI.setUnavailable(LibFunc::stpcpy); TLI.setUnavailable(LibFunc::stpncpy); TLI.setUnavailable(LibFunc::strcasecmp); TLI.setUnavailable(LibFunc::strncasecmp); TLI.setUnavailable(LibFunc::times); TLI.setUnavailable(LibFunc::uname); TLI.setUnavailable(LibFunc::unlink); TLI.setUnavailable(LibFunc::unsetenv); TLI.setUnavailable(LibFunc::utime); TLI.setUnavailable(LibFunc::utimes); TLI.setUnavailable(LibFunc::write); // Win32 does *not* provide provide these functions, but they are // specified by C99: TLI.setUnavailable(LibFunc::atoll); TLI.setUnavailable(LibFunc::frexpf); TLI.setUnavailable(LibFunc::llabs); } switch (T.getOS()) { case Triple::MacOSX: // exp10 and exp10f are not available on OS X until 10.9 and iOS until 7.0 // and their names are __exp10 and __exp10f. exp10l is not available on // OS X or iOS. TLI.setUnavailable(LibFunc::exp10l); if (T.isMacOSXVersionLT(10, 9)) { TLI.setUnavailable(LibFunc::exp10); TLI.setUnavailable(LibFunc::exp10f); } else { TLI.setAvailableWithName(LibFunc::exp10, "__exp10"); TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f"); } break; case Triple::IOS: TLI.setUnavailable(LibFunc::exp10l); if (T.isOSVersionLT(7, 0)) { TLI.setUnavailable(LibFunc::exp10); TLI.setUnavailable(LibFunc::exp10f); } else { TLI.setAvailableWithName(LibFunc::exp10, "__exp10"); TLI.setAvailableWithName(LibFunc::exp10f, "__exp10f"); } break; case Triple::Linux: // exp10, exp10f, exp10l is available on Linux (GLIBC) but are extremely // buggy prior to glibc version 2.18. Until this version is widely deployed // or we have a reasonable detection strategy, we cannot use exp10 reliably // on Linux. // // Fall through to disable all of them. default: TLI.setUnavailable(LibFunc::exp10); TLI.setUnavailable(LibFunc::exp10f); TLI.setUnavailable(LibFunc::exp10l); } // ffsl is available on at least Darwin, Mac OS X, iOS, FreeBSD, and // Linux (GLIBC): // http://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man3/ffsl.3.html // http://svn.freebsd.org/base/user/eri/pf45/head/lib/libc/string/ffsl.c // http://www.gnu.org/software/gnulib/manual/html_node/ffsl.html switch (T.getOS()) { case Triple::Darwin: case Triple::MacOSX: case Triple::IOS: case Triple::FreeBSD: case Triple::Linux: break; default: TLI.setUnavailable(LibFunc::ffsl); } // ffsll is available on at least FreeBSD and Linux (GLIBC): // http://svn.freebsd.org/base/user/eri/pf45/head/lib/libc/string/ffsll.c // http://www.gnu.org/software/gnulib/manual/html_node/ffsll.html switch (T.getOS()) { case Triple::FreeBSD: case Triple::Linux: break; default: TLI.setUnavailable(LibFunc::ffsll); } // The following functions are available on at least Linux: if (!T.isOSLinux()) { TLI.setUnavailable(LibFunc::dunder_strdup); TLI.setUnavailable(LibFunc::dunder_strtok_r); TLI.setUnavailable(LibFunc::dunder_isoc99_scanf); TLI.setUnavailable(LibFunc::dunder_isoc99_sscanf); TLI.setUnavailable(LibFunc::under_IO_getc); TLI.setUnavailable(LibFunc::under_IO_putc); TLI.setUnavailable(LibFunc::memalign); TLI.setUnavailable(LibFunc::fopen64); TLI.setUnavailable(LibFunc::fseeko64); TLI.setUnavailable(LibFunc::fstat64); TLI.setUnavailable(LibFunc::fstatvfs64); TLI.setUnavailable(LibFunc::ftello64); TLI.setUnavailable(LibFunc::lstat64); TLI.setUnavailable(LibFunc::open64); TLI.setUnavailable(LibFunc::stat64); TLI.setUnavailable(LibFunc::statvfs64); TLI.setUnavailable(LibFunc::tmpfile64); } }